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Message-Id: <160932813314392@kroah.com>
Date: Wed, 30 Dec 2020 12:35:34 +0100
From: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To: linux-kernel@...r.kernel.org, akpm@...ux-foundation.org,
torvalds@...ux-foundation.org, stable@...r.kernel.org
Cc: lwn@....net, jslaby@...e.cz,
Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Subject: Re: Linux 5.10.4
diff --git a/Documentation/locking/seqlock.rst b/Documentation/locking/seqlock.rst
index a334b584f2b3..64405e5da63e 100644
--- a/Documentation/locking/seqlock.rst
+++ b/Documentation/locking/seqlock.rst
@@ -89,7 +89,7 @@ Read path::
.. _seqcount_locktype_t:
-Sequence counters with associated locks (``seqcount_LOCKTYPE_t``)
+Sequence counters with associated locks (``seqcount_LOCKNAME_t``)
-----------------------------------------------------------------
As discussed at :ref:`seqcount_t`, sequence count write side critical
@@ -115,27 +115,26 @@ The following sequence counters with associated locks are defined:
- ``seqcount_mutex_t``
- ``seqcount_ww_mutex_t``
-The plain seqcount read and write APIs branch out to the specific
-seqcount_LOCKTYPE_t implementation at compile-time. This avoids kernel
-API explosion per each new seqcount LOCKTYPE.
+The sequence counter read and write APIs can take either a plain
+seqcount_t or any of the seqcount_LOCKNAME_t variants above.
-Initialization (replace "LOCKTYPE" with one of the supported locks)::
+Initialization (replace "LOCKNAME" with one of the supported locks)::
/* dynamic */
- seqcount_LOCKTYPE_t foo_seqcount;
- seqcount_LOCKTYPE_init(&foo_seqcount, &lock);
+ seqcount_LOCKNAME_t foo_seqcount;
+ seqcount_LOCKNAME_init(&foo_seqcount, &lock);
/* static */
- static seqcount_LOCKTYPE_t foo_seqcount =
- SEQCNT_LOCKTYPE_ZERO(foo_seqcount, &lock);
+ static seqcount_LOCKNAME_t foo_seqcount =
+ SEQCNT_LOCKNAME_ZERO(foo_seqcount, &lock);
/* C99 struct init */
struct {
- .seq = SEQCNT_LOCKTYPE_ZERO(foo.seq, &lock),
+ .seq = SEQCNT_LOCKNAME_ZERO(foo.seq, &lock),
} foo;
Write path: same as in :ref:`seqcount_t`, while running from a context
-with the associated LOCKTYPE lock acquired.
+with the associated write serialization lock acquired.
Read path: same as in :ref:`seqcount_t`.
diff --git a/Documentation/x86/topology.rst b/Documentation/x86/topology.rst
index e29739904e37..7f58010ea86a 100644
--- a/Documentation/x86/topology.rst
+++ b/Documentation/x86/topology.rst
@@ -41,6 +41,8 @@ Package
Packages contain a number of cores plus shared resources, e.g. DRAM
controller, shared caches etc.
+Modern systems may also use the term 'Die' for package.
+
AMD nomenclature for package is 'Node'.
Package-related topology information in the kernel:
@@ -53,11 +55,18 @@ Package-related topology information in the kernel:
The number of dies in a package. This information is retrieved via CPUID.
+ - cpuinfo_x86.cpu_die_id:
+
+ The physical ID of the die. This information is retrieved via CPUID.
+
- cpuinfo_x86.phys_proc_id:
The physical ID of the package. This information is retrieved via CPUID
and deduced from the APIC IDs of the cores in the package.
+ Modern systems use this value for the socket. There may be multiple
+ packages within a socket. This value may differ from cpu_die_id.
+
- cpuinfo_x86.logical_proc_id:
The logical ID of the package. As we do not trust BIOSes to enumerate the
diff --git a/Makefile b/Makefile
index a72bc404123d..1e50d6af932a 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
VERSION = 5
PATCHLEVEL = 10
-SUBLEVEL = 3
+SUBLEVEL = 4
EXTRAVERSION =
NAME = Kleptomaniac Octopus
diff --git a/arch/Kconfig b/arch/Kconfig
index ba4e966484ab..ddd4641446bd 100644
--- a/arch/Kconfig
+++ b/arch/Kconfig
@@ -143,6 +143,22 @@ config UPROBES
managed by the kernel and kept transparent to the probed
application. )
+config HAVE_64BIT_ALIGNED_ACCESS
+ def_bool 64BIT && !HAVE_EFFICIENT_UNALIGNED_ACCESS
+ help
+ Some architectures require 64 bit accesses to be 64 bit
+ aligned, which also requires structs containing 64 bit values
+ to be 64 bit aligned too. This includes some 32 bit
+ architectures which can do 64 bit accesses, as well as 64 bit
+ architectures without unaligned access.
+
+ This symbol should be selected by an architecture if 64 bit
+ accesses are required to be 64 bit aligned in this way even
+ though it is not a 64 bit architecture.
+
+ See Documentation/unaligned-memory-access.txt for more
+ information on the topic of unaligned memory accesses.
+
config HAVE_EFFICIENT_UNALIGNED_ACCESS
bool
help
diff --git a/arch/arm/boot/compressed/head.S b/arch/arm/boot/compressed/head.S
index caa27322a0ab..3a392983ac07 100644
--- a/arch/arm/boot/compressed/head.S
+++ b/arch/arm/boot/compressed/head.S
@@ -116,7 +116,7 @@
/*
* Debug print of the final appended DTB location
*/
- .macro dbgadtb, begin, end
+ .macro dbgadtb, begin, size
#ifdef DEBUG
kputc #'D'
kputc #'T'
@@ -129,7 +129,7 @@
kputc #'('
kputc #'0'
kputc #'x'
- kphex \end, 8 /* End of appended DTB */
+ kphex \size, 8 /* Size of appended DTB */
kputc #')'
kputc #'\n'
#endif
diff --git a/arch/arm/boot/dts/armada-xp-98dx3236.dtsi b/arch/arm/boot/dts/armada-xp-98dx3236.dtsi
index 654648b05c7c..aeccedd12574 100644
--- a/arch/arm/boot/dts/armada-xp-98dx3236.dtsi
+++ b/arch/arm/boot/dts/armada-xp-98dx3236.dtsi
@@ -266,11 +266,6 @@ &i2c0 {
reg = <0x11000 0x100>;
};
-&i2c1 {
- compatible = "marvell,mv78230-i2c", "marvell,mv64xxx-i2c";
- reg = <0x11100 0x100>;
-};
-
&mpic {
reg = <0x20a00 0x2d0>, <0x21070 0x58>;
};
diff --git a/arch/arm/boot/dts/aspeed-bmc-facebook-tiogapass.dts b/arch/arm/boot/dts/aspeed-bmc-facebook-tiogapass.dts
index 2d44d9ad4e40..e6ad821a8635 100644
--- a/arch/arm/boot/dts/aspeed-bmc-facebook-tiogapass.dts
+++ b/arch/arm/boot/dts/aspeed-bmc-facebook-tiogapass.dts
@@ -82,11 +82,6 @@ &lpc_ctrl {
status = "okay";
};
-&vuart {
- // VUART Host Console
- status = "okay";
-};
-
&uart1 {
// Host Console
status = "okay";
diff --git a/arch/arm/boot/dts/aspeed-bmc-intel-s2600wf.dts b/arch/arm/boot/dts/aspeed-bmc-intel-s2600wf.dts
index 1deb30ec912c..6e9baf3bba53 100644
--- a/arch/arm/boot/dts/aspeed-bmc-intel-s2600wf.dts
+++ b/arch/arm/boot/dts/aspeed-bmc-intel-s2600wf.dts
@@ -22,9 +22,9 @@ reserved-memory {
#size-cells = <1>;
ranges;
- vga_memory: framebuffer@...00000 {
+ vga_memory: framebuffer@...00000 {
no-map;
- reg = <0x7f000000 0x01000000>;
+ reg = <0x9f000000 0x01000000>; /* 16M */
};
};
diff --git a/arch/arm/boot/dts/aspeed-bmc-opp-tacoma.dts b/arch/arm/boot/dts/aspeed-bmc-opp-tacoma.dts
index 4d070d6ba09f..e86c22ce6d12 100644
--- a/arch/arm/boot/dts/aspeed-bmc-opp-tacoma.dts
+++ b/arch/arm/boot/dts/aspeed-bmc-opp-tacoma.dts
@@ -26,7 +26,7 @@ reserved-memory {
#size-cells = <1>;
ranges;
- flash_memory: region@...00000 {
+ flash_memory: region@...00000 {
no-map;
reg = <0xb8000000 0x4000000>; /* 64M */
};
diff --git a/arch/arm/boot/dts/aspeed-g6.dtsi b/arch/arm/boot/dts/aspeed-g6.dtsi
index b58220a49cbd..bf97aaad7be9 100644
--- a/arch/arm/boot/dts/aspeed-g6.dtsi
+++ b/arch/arm/boot/dts/aspeed-g6.dtsi
@@ -357,7 +357,7 @@ gpio0: gpio@...80000 {
#gpio-cells = <2>;
gpio-controller;
compatible = "aspeed,ast2600-gpio";
- reg = <0x1e780000 0x800>;
+ reg = <0x1e780000 0x400>;
interrupts = <GIC_SPI 40 IRQ_TYPE_LEVEL_HIGH>;
gpio-ranges = <&pinctrl 0 0 208>;
ngpios = <208>;
diff --git a/arch/arm/boot/dts/at91-sam9x60ek.dts b/arch/arm/boot/dts/at91-sam9x60ek.dts
index eae28b82c7fd..73b6b1f89de9 100644
--- a/arch/arm/boot/dts/at91-sam9x60ek.dts
+++ b/arch/arm/boot/dts/at91-sam9x60ek.dts
@@ -569,11 +569,14 @@ pinctrl_usba_vbus: usba_vbus {
atmel,pins = <AT91_PIOB 16 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>;
};
};
-}; /* pinctrl */
-&pmc {
- atmel,osc-bypass;
-};
+ usb1 {
+ pinctrl_usb_default: usb_default {
+ atmel,pins = <AT91_PIOD 15 AT91_PERIPH_GPIO AT91_PINCTRL_NONE
+ AT91_PIOD 16 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>;
+ };
+ };
+}; /* pinctrl */
&pwm0 {
pinctrl-names = "default";
@@ -684,6 +687,8 @@ &usb1 {
atmel,vbus-gpio = <0
&pioD 15 GPIO_ACTIVE_HIGH
&pioD 16 GPIO_ACTIVE_HIGH>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_usb_default>;
status = "okay";
};
diff --git a/arch/arm/boot/dts/at91-sama5d3_xplained.dts b/arch/arm/boot/dts/at91-sama5d3_xplained.dts
index cf13632edd44..5179258f9247 100644
--- a/arch/arm/boot/dts/at91-sama5d3_xplained.dts
+++ b/arch/arm/boot/dts/at91-sama5d3_xplained.dts
@@ -242,6 +242,11 @@ pinctrl_usba_vbus: usba_vbus {
atmel,pins =
<AT91_PIOE 9 AT91_PERIPH_GPIO AT91_PINCTRL_DEGLITCH>; /* PE9, conflicts with A9 */
};
+ pinctrl_usb_default: usb_default {
+ atmel,pins =
+ <AT91_PIOE 3 AT91_PERIPH_GPIO AT91_PINCTRL_NONE
+ AT91_PIOE 4 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>;
+ };
};
};
};
@@ -259,6 +264,8 @@ usb1: ohci@...000 {
&pioE 3 GPIO_ACTIVE_LOW
&pioE 4 GPIO_ACTIVE_LOW
>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_usb_default>;
status = "okay";
};
diff --git a/arch/arm/boot/dts/at91-sama5d4_xplained.dts b/arch/arm/boot/dts/at91-sama5d4_xplained.dts
index e5974a17374c..0b3ad1b580b8 100644
--- a/arch/arm/boot/dts/at91-sama5d4_xplained.dts
+++ b/arch/arm/boot/dts/at91-sama5d4_xplained.dts
@@ -134,6 +134,11 @@ pinctrl_usba_vbus: usba_vbus {
atmel,pins =
<AT91_PIOE 31 AT91_PERIPH_GPIO AT91_PINCTRL_DEGLITCH>;
};
+ pinctrl_usb_default: usb_default {
+ atmel,pins =
+ <AT91_PIOE 11 AT91_PERIPH_GPIO AT91_PINCTRL_NONE
+ AT91_PIOE 14 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>;
+ };
pinctrl_key_gpio: key_gpio_0 {
atmel,pins =
<AT91_PIOE 8 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>;
@@ -159,6 +164,8 @@ usb1: ohci@...000 {
&pioE 11 GPIO_ACTIVE_HIGH
&pioE 14 GPIO_ACTIVE_HIGH
>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_usb_default>;
status = "okay";
};
diff --git a/arch/arm/boot/dts/at91sam9rl.dtsi b/arch/arm/boot/dts/at91sam9rl.dtsi
index 5653e70c84b4..36a42a9fe195 100644
--- a/arch/arm/boot/dts/at91sam9rl.dtsi
+++ b/arch/arm/boot/dts/at91sam9rl.dtsi
@@ -282,23 +282,26 @@ adc0: adc@...d0000 {
atmel,adc-use-res = "highres";
trigger0 {
- trigger-name = "timer-counter-0";
+ trigger-name = "external-rising";
trigger-value = <0x1>;
+ trigger-external;
};
+
trigger1 {
- trigger-name = "timer-counter-1";
- trigger-value = <0x3>;
+ trigger-name = "external-falling";
+ trigger-value = <0x2>;
+ trigger-external;
};
trigger2 {
- trigger-name = "timer-counter-2";
- trigger-value = <0x5>;
+ trigger-name = "external-any";
+ trigger-value = <0x3>;
+ trigger-external;
};
trigger3 {
- trigger-name = "external";
- trigger-value = <0x13>;
- trigger-external;
+ trigger-name = "continuous";
+ trigger-value = <0x6>;
};
};
diff --git a/arch/arm/boot/dts/meson8b-odroidc1.dts b/arch/arm/boot/dts/meson8b-odroidc1.dts
index 0c26467de4d0..5963566dbcc9 100644
--- a/arch/arm/boot/dts/meson8b-odroidc1.dts
+++ b/arch/arm/boot/dts/meson8b-odroidc1.dts
@@ -224,7 +224,7 @@ eth_phy: ethernet-phy@0 {
reg = <0>;
reset-assert-us = <10000>;
- reset-deassert-us = <30000>;
+ reset-deassert-us = <80000>;
reset-gpios = <&gpio GPIOH_4 GPIO_ACTIVE_LOW>;
interrupt-parent = <&gpio_intc>;
diff --git a/arch/arm/boot/dts/meson8m2-mxiii-plus.dts b/arch/arm/boot/dts/meson8m2-mxiii-plus.dts
index cc498191ddd1..8f4eb1ed4581 100644
--- a/arch/arm/boot/dts/meson8m2-mxiii-plus.dts
+++ b/arch/arm/boot/dts/meson8m2-mxiii-plus.dts
@@ -81,7 +81,7 @@ eth_phy0: ethernet-phy@0 {
reg = <0>;
reset-assert-us = <10000>;
- reset-deassert-us = <30000>;
+ reset-deassert-us = <80000>;
reset-gpios = <&gpio GPIOH_4 GPIO_ACTIVE_LOW>;
};
};
diff --git a/arch/arm/boot/dts/omap4-panda-es.dts b/arch/arm/boot/dts/omap4-panda-es.dts
index cfa85aa3da08..6afa8fd7c412 100644
--- a/arch/arm/boot/dts/omap4-panda-es.dts
+++ b/arch/arm/boot/dts/omap4-panda-es.dts
@@ -46,7 +46,7 @@ OMAP4_IOPAD(0x0f6, PIN_OUTPUT | MUX_MODE3) /* gpio_110 */
button_pins: pinmux_button_pins {
pinctrl-single,pins = <
- OMAP4_IOPAD(0x11b, PIN_INPUT_PULLUP | MUX_MODE3) /* gpio_113 */
+ OMAP4_IOPAD(0x0fc, PIN_INPUT_PULLUP | MUX_MODE3) /* gpio_113 */
>;
};
};
diff --git a/arch/arm/boot/dts/sama5d2.dtsi b/arch/arm/boot/dts/sama5d2.dtsi
index 2ddc85dff8ce..2c4952427296 100644
--- a/arch/arm/boot/dts/sama5d2.dtsi
+++ b/arch/arm/boot/dts/sama5d2.dtsi
@@ -656,6 +656,7 @@ securam: sram@...44000 {
clocks = <&pmc PMC_TYPE_PERIPHERAL 51>;
#address-cells = <1>;
#size-cells = <1>;
+ no-memory-wc;
ranges = <0 0xf8044000 0x1420>;
};
@@ -724,7 +725,7 @@ AT91_XDMAC_DT_PERID(31))>,
can0: can@...54000 {
compatible = "bosch,m_can";
- reg = <0xf8054000 0x4000>, <0x210000 0x4000>;
+ reg = <0xf8054000 0x4000>, <0x210000 0x1c00>;
reg-names = "m_can", "message_ram";
interrupts = <56 IRQ_TYPE_LEVEL_HIGH 7>,
<64 IRQ_TYPE_LEVEL_HIGH 7>;
@@ -1130,7 +1131,7 @@ AT91_XDMAC_DT_PERID(33))>,
can1: can@...50000 {
compatible = "bosch,m_can";
- reg = <0xfc050000 0x4000>, <0x210000 0x4000>;
+ reg = <0xfc050000 0x4000>, <0x210000 0x3800>;
reg-names = "m_can", "message_ram";
interrupts = <57 IRQ_TYPE_LEVEL_HIGH 7>,
<65 IRQ_TYPE_LEVEL_HIGH 7>;
@@ -1140,7 +1141,7 @@ can1: can@...50000 {
assigned-clocks = <&pmc PMC_TYPE_GCK 57>;
assigned-clock-parents = <&pmc PMC_TYPE_CORE PMC_UTMI>;
assigned-clock-rates = <40000000>;
- bosch,mram-cfg = <0x1100 0 0 64 0 0 32 32>;
+ bosch,mram-cfg = <0x1c00 0 0 64 0 0 32 32>;
status = "disabled";
};
diff --git a/arch/arm/boot/dts/tegra20-ventana.dts b/arch/arm/boot/dts/tegra20-ventana.dts
index b158771ac0b7..055334ae3d28 100644
--- a/arch/arm/boot/dts/tegra20-ventana.dts
+++ b/arch/arm/boot/dts/tegra20-ventana.dts
@@ -3,6 +3,7 @@
#include <dt-bindings/input/input.h>
#include "tegra20.dtsi"
+#include "tegra20-cpu-opp.dtsi"
/ {
model = "NVIDIA Tegra20 Ventana evaluation board";
@@ -592,6 +593,16 @@ clk32k_in: clock@0 {
#clock-cells = <0>;
};
+ cpus {
+ cpu0: cpu@0 {
+ operating-points-v2 = <&cpu0_opp_table>;
+ };
+
+ cpu@1 {
+ operating-points-v2 = <&cpu0_opp_table>;
+ };
+ };
+
gpio-keys {
compatible = "gpio-keys";
diff --git a/arch/arm/crypto/aes-ce-core.S b/arch/arm/crypto/aes-ce-core.S
index 4d1707388d94..312428d83eed 100644
--- a/arch/arm/crypto/aes-ce-core.S
+++ b/arch/arm/crypto/aes-ce-core.S
@@ -386,20 +386,32 @@ ENTRY(ce_aes_ctr_encrypt)
.Lctrloop4x:
subs r4, r4, #4
bmi .Lctr1x
- add r6, r6, #1
+
+ /*
+ * NOTE: the sequence below has been carefully tweaked to avoid
+ * a silicon erratum that exists in Cortex-A57 (#1742098) and
+ * Cortex-A72 (#1655431) cores, where AESE/AESMC instruction pairs
+ * may produce an incorrect result if they take their input from a
+ * register of which a single 32-bit lane has been updated the last
+ * time it was modified. To work around this, the lanes of registers
+ * q0-q3 below are not manipulated individually, and the different
+ * counter values are prepared by successive manipulations of q7.
+ */
+ add ip, r6, #1
vmov q0, q7
+ rev ip, ip
+ add lr, r6, #2
+ vmov s31, ip @ set lane 3 of q1 via q7
+ add ip, r6, #3
+ rev lr, lr
vmov q1, q7
- rev ip, r6
- add r6, r6, #1
+ vmov s31, lr @ set lane 3 of q2 via q7
+ rev ip, ip
vmov q2, q7
- vmov s7, ip
- rev ip, r6
- add r6, r6, #1
+ vmov s31, ip @ set lane 3 of q3 via q7
+ add r6, r6, #4
vmov q3, q7
- vmov s11, ip
- rev ip, r6
- add r6, r6, #1
- vmov s15, ip
+
vld1.8 {q4-q5}, [r1]!
vld1.8 {q6}, [r1]!
vld1.8 {q15}, [r1]!
diff --git a/arch/arm/crypto/aes-neonbs-glue.c b/arch/arm/crypto/aes-neonbs-glue.c
index bda8bf17631e..f70af1d0514b 100644
--- a/arch/arm/crypto/aes-neonbs-glue.c
+++ b/arch/arm/crypto/aes-neonbs-glue.c
@@ -19,7 +19,7 @@ MODULE_AUTHOR("Ard Biesheuvel <ard.biesheuvel@...aro.org>");
MODULE_LICENSE("GPL v2");
MODULE_ALIAS_CRYPTO("ecb(aes)");
-MODULE_ALIAS_CRYPTO("cbc(aes)");
+MODULE_ALIAS_CRYPTO("cbc(aes)-all");
MODULE_ALIAS_CRYPTO("ctr(aes)");
MODULE_ALIAS_CRYPTO("xts(aes)");
@@ -191,7 +191,8 @@ static int cbc_init(struct crypto_skcipher *tfm)
struct aesbs_cbc_ctx *ctx = crypto_skcipher_ctx(tfm);
unsigned int reqsize;
- ctx->enc_tfm = crypto_alloc_skcipher("cbc(aes)", 0, CRYPTO_ALG_ASYNC);
+ ctx->enc_tfm = crypto_alloc_skcipher("cbc(aes)", 0, CRYPTO_ALG_ASYNC |
+ CRYPTO_ALG_NEED_FALLBACK);
if (IS_ERR(ctx->enc_tfm))
return PTR_ERR(ctx->enc_tfm);
@@ -441,7 +442,8 @@ static struct skcipher_alg aes_algs[] = { {
.base.cra_blocksize = AES_BLOCK_SIZE,
.base.cra_ctxsize = sizeof(struct aesbs_cbc_ctx),
.base.cra_module = THIS_MODULE,
- .base.cra_flags = CRYPTO_ALG_INTERNAL,
+ .base.cra_flags = CRYPTO_ALG_INTERNAL |
+ CRYPTO_ALG_NEED_FALLBACK,
.min_keysize = AES_MIN_KEY_SIZE,
.max_keysize = AES_MAX_KEY_SIZE,
diff --git a/arch/arm/kernel/entry-armv.S b/arch/arm/kernel/entry-armv.S
index 55a47df04773..1c9e6d1452c5 100644
--- a/arch/arm/kernel/entry-armv.S
+++ b/arch/arm/kernel/entry-armv.S
@@ -252,31 +252,10 @@ __und_svc:
#else
svc_entry
#endif
- @
- @ call emulation code, which returns using r9 if it has emulated
- @ the instruction, or the more conventional lr if we are to treat
- @ this as a real undefined instruction
- @
- @ r0 - instruction
- @
-#ifndef CONFIG_THUMB2_KERNEL
- ldr r0, [r4, #-4]
-#else
- mov r1, #2
- ldrh r0, [r4, #-2] @ Thumb instruction at LR - 2
- cmp r0, #0xe800 @ 32-bit instruction if xx >= 0
- blo __und_svc_fault
- ldrh r9, [r4] @ bottom 16 bits
- add r4, r4, #2
- str r4, [sp, #S_PC]
- orr r0, r9, r0, lsl #16
-#endif
- badr r9, __und_svc_finish
- mov r2, r4
- bl call_fpe
mov r1, #4 @ PC correction to apply
-__und_svc_fault:
+ THUMB( tst r5, #PSR_T_BIT ) @ exception taken in Thumb mode?
+ THUMB( movne r1, #2 ) @ if so, fix up PC correction
mov r0, sp @ struct pt_regs *regs
bl __und_fault
diff --git a/arch/arm/kernel/head.S b/arch/arm/kernel/head.S
index f8904227e7fd..98c1e68bdfcb 100644
--- a/arch/arm/kernel/head.S
+++ b/arch/arm/kernel/head.S
@@ -671,12 +671,8 @@ ARM_BE8(rev16 ip, ip)
ldrcc r7, [r4], #4 @ use branch for delay slot
bcc 1b
bx lr
-#else
-#ifdef CONFIG_CPU_ENDIAN_BE8
- moveq r0, #0x00004000 @ set bit 22, mov to mvn instruction
#else
moveq r0, #0x400000 @ set bit 22, mov to mvn instruction
-#endif
b 2f
1: ldr ip, [r7, r3]
#ifdef CONFIG_CPU_ENDIAN_BE8
@@ -685,7 +681,7 @@ ARM_BE8(rev16 ip, ip)
tst ip, #0x000f0000 @ check the rotation field
orrne ip, ip, r6, lsl #24 @ mask in offset bits 31-24
biceq ip, ip, #0x00004000 @ clear bit 22
- orreq ip, ip, r0 @ mask in offset bits 7-0
+ orreq ip, ip, r0, ror #8 @ mask in offset bits 7-0
#else
bic ip, ip, #0x000000ff
tst ip, #0xf00 @ check the rotation field
diff --git a/arch/arm/vfp/entry.S b/arch/arm/vfp/entry.S
index 0186cf9da890..27b0a1f27fbd 100644
--- a/arch/arm/vfp/entry.S
+++ b/arch/arm/vfp/entry.S
@@ -37,20 +37,3 @@ ENDPROC(vfp_null_entry)
.align 2
.LCvfp:
.word vfp_vector
-
-@ This code is called if the VFP does not exist. It needs to flag the
-@ failure to the VFP initialisation code.
-
- __INIT
-ENTRY(vfp_testing_entry)
- dec_preempt_count_ti r10, r4
- ldr r0, VFP_arch_address
- str r0, [r0] @ set to non-zero value
- ret r9 @ we have handled the fault
-ENDPROC(vfp_testing_entry)
-
- .align 2
-VFP_arch_address:
- .word VFP_arch
-
- __FINIT
diff --git a/arch/arm/vfp/vfphw.S b/arch/arm/vfp/vfphw.S
index 4fcff9f59947..d5837bf05a9a 100644
--- a/arch/arm/vfp/vfphw.S
+++ b/arch/arm/vfp/vfphw.S
@@ -79,11 +79,6 @@ ENTRY(vfp_support_entry)
DBGSTR3 "instr %08x pc %08x state %p", r0, r2, r10
.fpu vfpv2
- ldr r3, [sp, #S_PSR] @ Neither lazy restore nor FP exceptions
- and r3, r3, #MODE_MASK @ are supported in kernel mode
- teq r3, #USR_MODE
- bne vfp_kmode_exception @ Returns through lr
-
VFPFMRX r1, FPEXC @ Is the VFP enabled?
DBGSTR1 "fpexc %08x", r1
tst r1, #FPEXC_EN
diff --git a/arch/arm/vfp/vfpmodule.c b/arch/arm/vfp/vfpmodule.c
index 8c9e7f9f0277..2cb355c1b5b7 100644
--- a/arch/arm/vfp/vfpmodule.c
+++ b/arch/arm/vfp/vfpmodule.c
@@ -23,6 +23,7 @@
#include <asm/cputype.h>
#include <asm/system_info.h>
#include <asm/thread_notify.h>
+#include <asm/traps.h>
#include <asm/vfp.h>
#include "vfpinstr.h"
@@ -31,7 +32,6 @@
/*
* Our undef handlers (in entry.S)
*/
-asmlinkage void vfp_testing_entry(void);
asmlinkage void vfp_support_entry(void);
asmlinkage void vfp_null_entry(void);
@@ -42,7 +42,7 @@ asmlinkage void (*vfp_vector)(void) = vfp_null_entry;
* Used in startup: set to non-zero if VFP checks fail
* After startup, holds VFP architecture
*/
-unsigned int VFP_arch;
+static unsigned int __initdata VFP_arch;
/*
* The pointer to the vfpstate structure of the thread which currently
@@ -436,7 +436,7 @@ static void vfp_enable(void *unused)
* present on all CPUs within a SMP complex. Needs to be called prior to
* vfp_init().
*/
-void vfp_disable(void)
+void __init vfp_disable(void)
{
if (VFP_arch) {
pr_debug("%s: should be called prior to vfp_init\n", __func__);
@@ -642,7 +642,9 @@ static int vfp_starting_cpu(unsigned int unused)
return 0;
}
-void vfp_kmode_exception(void)
+#ifdef CONFIG_KERNEL_MODE_NEON
+
+static int vfp_kmode_exception(struct pt_regs *regs, unsigned int instr)
{
/*
* If we reach this point, a floating point exception has been raised
@@ -660,9 +662,51 @@ void vfp_kmode_exception(void)
pr_crit("BUG: unsupported FP instruction in kernel mode\n");
else
pr_crit("BUG: FP instruction issued in kernel mode with FP unit disabled\n");
+ pr_crit("FPEXC == 0x%08x\n", fmrx(FPEXC));
+ return 1;
}
-#ifdef CONFIG_KERNEL_MODE_NEON
+static struct undef_hook vfp_kmode_exception_hook[] = {{
+ .instr_mask = 0xfe000000,
+ .instr_val = 0xf2000000,
+ .cpsr_mask = MODE_MASK | PSR_T_BIT,
+ .cpsr_val = SVC_MODE,
+ .fn = vfp_kmode_exception,
+}, {
+ .instr_mask = 0xff100000,
+ .instr_val = 0xf4000000,
+ .cpsr_mask = MODE_MASK | PSR_T_BIT,
+ .cpsr_val = SVC_MODE,
+ .fn = vfp_kmode_exception,
+}, {
+ .instr_mask = 0xef000000,
+ .instr_val = 0xef000000,
+ .cpsr_mask = MODE_MASK | PSR_T_BIT,
+ .cpsr_val = SVC_MODE | PSR_T_BIT,
+ .fn = vfp_kmode_exception,
+}, {
+ .instr_mask = 0xff100000,
+ .instr_val = 0xf9000000,
+ .cpsr_mask = MODE_MASK | PSR_T_BIT,
+ .cpsr_val = SVC_MODE | PSR_T_BIT,
+ .fn = vfp_kmode_exception,
+}, {
+ .instr_mask = 0x0c000e00,
+ .instr_val = 0x0c000a00,
+ .cpsr_mask = MODE_MASK,
+ .cpsr_val = SVC_MODE,
+ .fn = vfp_kmode_exception,
+}};
+
+static int __init vfp_kmode_exception_hook_init(void)
+{
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(vfp_kmode_exception_hook); i++)
+ register_undef_hook(&vfp_kmode_exception_hook[i]);
+ return 0;
+}
+subsys_initcall(vfp_kmode_exception_hook_init);
/*
* Kernel-side NEON support functions
@@ -708,6 +752,21 @@ EXPORT_SYMBOL(kernel_neon_end);
#endif /* CONFIG_KERNEL_MODE_NEON */
+static int __init vfp_detect(struct pt_regs *regs, unsigned int instr)
+{
+ VFP_arch = UINT_MAX; /* mark as not present */
+ regs->ARM_pc += 4;
+ return 0;
+}
+
+static struct undef_hook vfp_detect_hook __initdata = {
+ .instr_mask = 0x0c000e00,
+ .instr_val = 0x0c000a00,
+ .cpsr_mask = MODE_MASK,
+ .cpsr_val = SVC_MODE,
+ .fn = vfp_detect,
+};
+
/*
* VFP support code initialisation.
*/
@@ -728,10 +787,11 @@ static int __init vfp_init(void)
* The handler is already setup to just log calls, so
* we just need to read the VFPSID register.
*/
- vfp_vector = vfp_testing_entry;
+ register_undef_hook(&vfp_detect_hook);
barrier();
vfpsid = fmrx(FPSID);
barrier();
+ unregister_undef_hook(&vfp_detect_hook);
vfp_vector = vfp_null_entry;
pr_info("VFP support v0.3: ");
diff --git a/arch/arm64/boot/dts/amlogic/meson-g12a-x96-max.dts b/arch/arm64/boot/dts/amlogic/meson-g12a-x96-max.dts
index 1b07c8c06eac..463a72d6bb7c 100644
--- a/arch/arm64/boot/dts/amlogic/meson-g12a-x96-max.dts
+++ b/arch/arm64/boot/dts/amlogic/meson-g12a-x96-max.dts
@@ -340,7 +340,7 @@ external_phy: ethernet-phy@0 {
eee-broken-1000t;
reset-assert-us = <10000>;
- reset-deassert-us = <30000>;
+ reset-deassert-us = <80000>;
reset-gpios = <&gpio GPIOZ_15 (GPIO_ACTIVE_LOW | GPIO_OPEN_DRAIN)>;
interrupt-parent = <&gpio_intc>;
diff --git a/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dtsi b/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dtsi
index 6982632ae646..39a09661c5f6 100644
--- a/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dtsi
@@ -413,7 +413,7 @@ external_phy: ethernet-phy@0 {
max-speed = <1000>;
reset-assert-us = <10000>;
- reset-deassert-us = <30000>;
+ reset-deassert-us = <80000>;
reset-gpios = <&gpio GPIOZ_15 (GPIO_ACTIVE_LOW | GPIO_OPEN_DRAIN)>;
interrupt-parent = <&gpio_intc>;
diff --git a/arch/arm64/boot/dts/amlogic/meson-g12b-w400.dtsi b/arch/arm64/boot/dts/amlogic/meson-g12b-w400.dtsi
index 2802ddbb83ac..feb088504740 100644
--- a/arch/arm64/boot/dts/amlogic/meson-g12b-w400.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-g12b-w400.dtsi
@@ -264,7 +264,7 @@ external_phy: ethernet-phy@0 {
max-speed = <1000>;
reset-assert-us = <10000>;
- reset-deassert-us = <30000>;
+ reset-deassert-us = <80000>;
reset-gpios = <&gpio GPIOZ_15 (GPIO_ACTIVE_LOW | GPIO_OPEN_DRAIN)>;
interrupt-parent = <&gpio_intc>;
diff --git a/arch/arm64/boot/dts/amlogic/meson-gxbb-nanopi-k2.dts b/arch/arm64/boot/dts/amlogic/meson-gxbb-nanopi-k2.dts
index 7be3e354093b..de27beafe9db 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gxbb-nanopi-k2.dts
+++ b/arch/arm64/boot/dts/amlogic/meson-gxbb-nanopi-k2.dts
@@ -165,7 +165,7 @@ eth_phy0: ethernet-phy@0 {
reg = <0>;
reset-assert-us = <10000>;
- reset-deassert-us = <30000>;
+ reset-deassert-us = <80000>;
reset-gpios = <&gpio GPIOZ_14 GPIO_ACTIVE_LOW>;
interrupt-parent = <&gpio_intc>;
diff --git a/arch/arm64/boot/dts/amlogic/meson-gxbb-odroidc2.dts b/arch/arm64/boot/dts/amlogic/meson-gxbb-odroidc2.dts
index 70fcfb7b0683..50de1d01e565 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gxbb-odroidc2.dts
+++ b/arch/arm64/boot/dts/amlogic/meson-gxbb-odroidc2.dts
@@ -200,7 +200,7 @@ eth_phy0: ethernet-phy@0 {
reg = <0>;
reset-assert-us = <10000>;
- reset-deassert-us = <30000>;
+ reset-deassert-us = <80000>;
reset-gpios = <&gpio GPIOZ_14 GPIO_ACTIVE_LOW>;
interrupt-parent = <&gpio_intc>;
diff --git a/arch/arm64/boot/dts/amlogic/meson-gxbb-vega-s95.dtsi b/arch/arm64/boot/dts/amlogic/meson-gxbb-vega-s95.dtsi
index 222ee8069cfa..9b0b81f191f1 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gxbb-vega-s95.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-gxbb-vega-s95.dtsi
@@ -126,7 +126,7 @@ eth_phy0: ethernet-phy@0 {
reg = <0>;
reset-assert-us = <10000>;
- reset-deassert-us = <30000>;
+ reset-deassert-us = <80000>;
reset-gpios = <&gpio GPIOZ_14 GPIO_ACTIVE_LOW>;
interrupt-parent = <&gpio_intc>;
diff --git a/arch/arm64/boot/dts/amlogic/meson-gxbb-wetek.dtsi b/arch/arm64/boot/dts/amlogic/meson-gxbb-wetek.dtsi
index ad812854a107..a350fee1264d 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gxbb-wetek.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-gxbb-wetek.dtsi
@@ -147,7 +147,7 @@ eth_phy0: ethernet-phy@0 {
reg = <0>;
reset-assert-us = <10000>;
- reset-deassert-us = <30000>;
+ reset-deassert-us = <80000>;
reset-gpios = <&gpio GPIOZ_14 GPIO_ACTIVE_LOW>;
interrupt-parent = <&gpio_intc>;
diff --git a/arch/arm64/boot/dts/amlogic/meson-gxl-s905d-p230.dts b/arch/arm64/boot/dts/amlogic/meson-gxl-s905d-p230.dts
index b08c4537f260..b2ab05c22090 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gxl-s905d-p230.dts
+++ b/arch/arm64/boot/dts/amlogic/meson-gxl-s905d-p230.dts
@@ -82,7 +82,7 @@ external_phy: ethernet-phy@0 {
/* External PHY reset is shared with internal PHY Led signal */
reset-assert-us = <10000>;
- reset-deassert-us = <30000>;
+ reset-deassert-us = <80000>;
reset-gpios = <&gpio GPIOZ_14 GPIO_ACTIVE_LOW>;
interrupt-parent = <&gpio_intc>;
diff --git a/arch/arm64/boot/dts/amlogic/meson-gxm-khadas-vim2.dts b/arch/arm64/boot/dts/amlogic/meson-gxm-khadas-vim2.dts
index bff8ec2c1c70..62d3e04299b6 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gxm-khadas-vim2.dts
+++ b/arch/arm64/boot/dts/amlogic/meson-gxm-khadas-vim2.dts
@@ -194,7 +194,7 @@ external_phy: ethernet-phy@0 {
reg = <0>;
reset-assert-us = <10000>;
- reset-deassert-us = <30000>;
+ reset-deassert-us = <80000>;
reset-gpios = <&gpio GPIOZ_14 GPIO_ACTIVE_LOW>;
interrupt-parent = <&gpio_intc>;
@@ -341,7 +341,7 @@ w25q32: spi-flash@0 {
#size-cells = <1>;
compatible = "winbond,w25q16", "jedec,spi-nor";
reg = <0>;
- spi-max-frequency = <3000000>;
+ spi-max-frequency = <104000000>;
};
};
diff --git a/arch/arm64/boot/dts/amlogic/meson-gxm-nexbox-a1.dts b/arch/arm64/boot/dts/amlogic/meson-gxm-nexbox-a1.dts
index 83eca3af44ce..dfa7a37a1281 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gxm-nexbox-a1.dts
+++ b/arch/arm64/boot/dts/amlogic/meson-gxm-nexbox-a1.dts
@@ -112,7 +112,7 @@ external_phy: ethernet-phy@0 {
max-speed = <1000>;
reset-assert-us = <10000>;
- reset-deassert-us = <30000>;
+ reset-deassert-us = <80000>;
reset-gpios = <&gpio GPIOZ_14 GPIO_ACTIVE_LOW>;
};
};
diff --git a/arch/arm64/boot/dts/amlogic/meson-gxm-q200.dts b/arch/arm64/boot/dts/amlogic/meson-gxm-q200.dts
index ea45ae0c71b7..8edbfe040805 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gxm-q200.dts
+++ b/arch/arm64/boot/dts/amlogic/meson-gxm-q200.dts
@@ -64,7 +64,7 @@ external_phy: ethernet-phy@0 {
/* External PHY reset is shared with internal PHY Led signal */
reset-assert-us = <10000>;
- reset-deassert-us = <30000>;
+ reset-deassert-us = <80000>;
reset-gpios = <&gpio GPIOZ_14 GPIO_ACTIVE_LOW>;
interrupt-parent = <&gpio_intc>;
diff --git a/arch/arm64/boot/dts/amlogic/meson-gxm-rbox-pro.dts b/arch/arm64/boot/dts/amlogic/meson-gxm-rbox-pro.dts
index c89c9f846fb1..dde7cfe12cff 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gxm-rbox-pro.dts
+++ b/arch/arm64/boot/dts/amlogic/meson-gxm-rbox-pro.dts
@@ -114,7 +114,7 @@ external_phy: ethernet-phy@0 {
max-speed = <1000>;
reset-assert-us = <10000>;
- reset-deassert-us = <30000>;
+ reset-deassert-us = <80000>;
reset-gpios = <&gpio GPIOZ_14 GPIO_ACTIVE_LOW>;
};
};
diff --git a/arch/arm64/boot/dts/amlogic/meson-sm1.dtsi b/arch/arm64/boot/dts/amlogic/meson-sm1.dtsi
index 71317f5aada1..c309517abae3 100644
--- a/arch/arm64/boot/dts/amlogic/meson-sm1.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-sm1.dtsi
@@ -130,7 +130,7 @@ opp-1404000000 {
opp-microvolt = <790000>;
};
- opp-1512000000 {
+ opp-1500000000 {
opp-hz = /bits/ 64 <1500000000>;
opp-microvolt = <800000>;
};
diff --git a/arch/arm64/boot/dts/exynos/exynos7.dtsi b/arch/arm64/boot/dts/exynos/exynos7.dtsi
index b9ed6a33e290..7599e1a00ff5 100644
--- a/arch/arm64/boot/dts/exynos/exynos7.dtsi
+++ b/arch/arm64/boot/dts/exynos/exynos7.dtsi
@@ -79,8 +79,10 @@ cpu_atlas3: cpu@3 {
};
psci {
- compatible = "arm,psci-0.2";
+ compatible = "arm,psci";
method = "smc";
+ cpu_off = <0x84000002>;
+ cpu_on = <0xC4000003>;
};
soc: soc@0 {
@@ -481,13 +483,6 @@ hsi2c_11: hsi2c@...a0000 {
pmu_system_controller: system-controller@...c0000 {
compatible = "samsung,exynos7-pmu", "syscon";
reg = <0x105c0000 0x5000>;
-
- reboot: syscon-reboot {
- compatible = "syscon-reboot";
- regmap = <&pmu_system_controller>;
- offset = <0x0400>;
- mask = <0x1>;
- };
};
rtc: rtc@...90000 {
@@ -687,3 +682,4 @@ timer {
};
#include "exynos7-pinctrl.dtsi"
+#include "arm/exynos-syscon-restart.dtsi"
diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1028a-kontron-sl28.dts b/arch/arm64/boot/dts/freescale/fsl-ls1028a-kontron-sl28.dts
index 8161dd237971..b3fa4dbeebd5 100644
--- a/arch/arm64/boot/dts/freescale/fsl-ls1028a-kontron-sl28.dts
+++ b/arch/arm64/boot/dts/freescale/fsl-ls1028a-kontron-sl28.dts
@@ -155,20 +155,10 @@ partition@...000 {
};
partition@...000 {
- reg = <0x210000 0x0f0000>;
+ reg = <0x210000 0x1d0000>;
label = "bootloader";
};
- partition@...000 {
- reg = <0x300000 0x040000>;
- label = "DP firmware";
- };
-
- partition@...000 {
- reg = <0x340000 0x0a0000>;
- label = "trusted firmware";
- };
-
partition@...000 {
reg = <0x3e0000 0x020000>;
label = "bootloader environment";
diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi b/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi
index 7a6fb7e1fb82..33aa0efa2293 100644
--- a/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi
+++ b/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi
@@ -309,7 +309,7 @@ fspi: spi@...0000 {
<0x0 0x20000000 0x0 0x10000000>;
reg-names = "fspi_base", "fspi_mmap";
interrupts = <GIC_SPI 25 IRQ_TYPE_LEVEL_HIGH>;
- clocks = <&clockgen 4 3>, <&clockgen 4 3>;
+ clocks = <&clockgen 2 0>, <&clockgen 2 0>;
clock-names = "fspi_en", "fspi";
status = "disabled";
};
@@ -934,7 +934,7 @@ enetc_mdio_pf3: mdio@0,3 {
ethernet@0,4 {
compatible = "fsl,enetc-ptp";
reg = <0x000400 0 0 0 0>;
- clocks = <&clockgen 4 0>;
+ clocks = <&clockgen 2 3>;
little-endian;
fsl,extts-fifo;
};
diff --git a/arch/arm64/boot/dts/marvell/armada-3720-turris-mox.dts b/arch/arm64/boot/dts/marvell/armada-3720-turris-mox.dts
index f3a678e0fd99..bf76ebe46379 100644
--- a/arch/arm64/boot/dts/marvell/armada-3720-turris-mox.dts
+++ b/arch/arm64/boot/dts/marvell/armada-3720-turris-mox.dts
@@ -146,7 +146,7 @@ ð0 {
pinctrl-names = "default";
pinctrl-0 = <&rgmii_pins>;
phy-mode = "rgmii-id";
- phy = <&phy1>;
+ phy-handle = <&phy1>;
status = "okay";
};
diff --git a/arch/arm64/boot/dts/marvell/armada-7040.dtsi b/arch/arm64/boot/dts/marvell/armada-7040.dtsi
index 7a3198cd7a07..2f440711d21d 100644
--- a/arch/arm64/boot/dts/marvell/armada-7040.dtsi
+++ b/arch/arm64/boot/dts/marvell/armada-7040.dtsi
@@ -15,10 +15,6 @@ / {
"marvell,armada-ap806";
};
-&smmu {
- status = "okay";
-};
-
&cp0_pcie0 {
iommu-map =
<0x0 &smmu 0x480 0x20>,
diff --git a/arch/arm64/boot/dts/marvell/armada-8040.dtsi b/arch/arm64/boot/dts/marvell/armada-8040.dtsi
index 79e8ce59baa8..22c2d6ebf381 100644
--- a/arch/arm64/boot/dts/marvell/armada-8040.dtsi
+++ b/arch/arm64/boot/dts/marvell/armada-8040.dtsi
@@ -15,10 +15,6 @@ / {
"marvell,armada-ap806";
};
-&smmu {
- status = "okay";
-};
-
&cp0_pcie0 {
iommu-map =
<0x0 &smmu 0x480 0x20>,
diff --git a/arch/arm64/boot/dts/mediatek/mt8183.dtsi b/arch/arm64/boot/dts/mediatek/mt8183.dtsi
index 9cfd961c45eb..08a914d3a643 100644
--- a/arch/arm64/boot/dts/mediatek/mt8183.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8183.dtsi
@@ -363,7 +363,7 @@ gce: mailbox@...38000 {
compatible = "mediatek,mt8183-gce";
reg = <0 0x10238000 0 0x4000>;
interrupts = <GIC_SPI 162 IRQ_TYPE_LEVEL_LOW>;
- #mbox-cells = <3>;
+ #mbox-cells = <2>;
clocks = <&infracfg CLK_INFRA_GCE>;
clock-names = "gce";
};
diff --git a/arch/arm64/boot/dts/nvidia/tegra194.dtsi b/arch/arm64/boot/dts/nvidia/tegra194.dtsi
index 93438d2b9469..6946fb210e48 100644
--- a/arch/arm64/boot/dts/nvidia/tegra194.dtsi
+++ b/arch/arm64/boot/dts/nvidia/tegra194.dtsi
@@ -378,7 +378,7 @@ pex_rst {
nvidia,schmitt = <TEGRA_PIN_DISABLE>;
nvidia,lpdr = <TEGRA_PIN_ENABLE>;
nvidia,enable-input = <TEGRA_PIN_DISABLE>;
- nvidia,io-high-voltage = <TEGRA_PIN_ENABLE>;
+ nvidia,io-hv = <TEGRA_PIN_ENABLE>;
nvidia,tristate = <TEGRA_PIN_DISABLE>;
nvidia,pull = <TEGRA_PIN_PULL_NONE>;
};
@@ -390,7 +390,7 @@ clkreq {
nvidia,schmitt = <TEGRA_PIN_DISABLE>;
nvidia,lpdr = <TEGRA_PIN_ENABLE>;
nvidia,enable-input = <TEGRA_PIN_ENABLE>;
- nvidia,io-high-voltage = <TEGRA_PIN_ENABLE>;
+ nvidia,io-hv = <TEGRA_PIN_ENABLE>;
nvidia,tristate = <TEGRA_PIN_DISABLE>;
nvidia,pull = <TEGRA_PIN_PULL_NONE>;
};
diff --git a/arch/arm64/boot/dts/qcom/ipq6018.dtsi b/arch/arm64/boot/dts/qcom/ipq6018.dtsi
index 59e0cbfa2214..cdc1e3d60c58 100644
--- a/arch/arm64/boot/dts/qcom/ipq6018.dtsi
+++ b/arch/arm64/boot/dts/qcom/ipq6018.dtsi
@@ -156,8 +156,8 @@ rpm_msg_ram: memory@...0000 {
no-map;
};
- tz: tz@...00000 {
- reg = <0x0 0x48500000 0x0 0x00200000>;
+ tz: memory@...00000 {
+ reg = <0x0 0x4a600000 0x0 0x00400000>;
no-map;
};
@@ -167,7 +167,7 @@ smem_region: memory@...00000 {
};
q6_region: memory@...00000 {
- reg = <0x0 0x4ab00000 0x0 0x02800000>;
+ reg = <0x0 0x4ab00000 0x0 0x05500000>;
no-map;
};
};
diff --git a/arch/arm64/boot/dts/qcom/msm8916-samsung-a2015-common.dtsi b/arch/arm64/boot/dts/qcom/msm8916-samsung-a2015-common.dtsi
index b18d21e42f59..f7ac4c4033db 100644
--- a/arch/arm64/boot/dts/qcom/msm8916-samsung-a2015-common.dtsi
+++ b/arch/arm64/boot/dts/qcom/msm8916-samsung-a2015-common.dtsi
@@ -78,6 +78,9 @@ i2c-muic {
sda-gpios = <&msmgpio 105 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>;
scl-gpios = <&msmgpio 106 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&muic_i2c_default>;
+
#address-cells = <1>;
#size-cells = <0>;
@@ -314,6 +317,14 @@ mdss_sleep: mdss-sleep {
};
};
+ muic_i2c_default: muic-i2c-default {
+ pins = "gpio105", "gpio106";
+ function = "gpio";
+
+ drive-strength = <2>;
+ bias-disable;
+ };
+
muic_int_default: muic-int-default {
pins = "gpio12";
function = "gpio";
diff --git a/arch/arm64/boot/dts/qcom/sc7180.dtsi b/arch/arm64/boot/dts/qcom/sc7180.dtsi
index 6678f1e8e395..c71f3afc1cc9 100644
--- a/arch/arm64/boot/dts/qcom/sc7180.dtsi
+++ b/arch/arm64/boot/dts/qcom/sc7180.dtsi
@@ -1394,7 +1394,8 @@ ipa_virt: interconnect@...0000 {
ipa: ipa@...0000 {
compatible = "qcom,sc7180-ipa";
- iommus = <&apps_smmu 0x440 0x3>;
+ iommus = <&apps_smmu 0x440 0x0>,
+ <&apps_smmu 0x442 0x0>;
reg = <0 0x1e40000 0 0x7000>,
<0 0x1e47000 0 0x2000>,
<0 0x1e04000 0 0x2c000>;
@@ -2811,7 +2812,7 @@ mdss: mdss@...0000 {
interrupt-controller;
#interrupt-cells = <1>;
- interconnects = <&mmss_noc MASTER_MDP0 &mc_virt SLAVE_EBI1>;
+ interconnects = <&mmss_noc MASTER_MDP0 0 &mc_virt SLAVE_EBI1 0>;
interconnect-names = "mdp0-mem";
iommus = <&apps_smmu 0x800 0x2>;
diff --git a/arch/arm64/boot/dts/qcom/sdm845.dtsi b/arch/arm64/boot/dts/qcom/sdm845.dtsi
index 40e8c11f23ab..f97f354af86f 100644
--- a/arch/arm64/boot/dts/qcom/sdm845.dtsi
+++ b/arch/arm64/boot/dts/qcom/sdm845.dtsi
@@ -2141,7 +2141,8 @@ ufs_mem_phy_lanes: lanes@...7400 {
ipa: ipa@...0000 {
compatible = "qcom,sdm845-ipa";
- iommus = <&apps_smmu 0x720 0x3>;
+ iommus = <&apps_smmu 0x720 0x0>,
+ <&apps_smmu 0x722 0x0>;
reg = <0 0x1e40000 0 0x7000>,
<0 0x1e47000 0 0x2000>,
<0 0x1e04000 0 0x2c000>;
diff --git a/arch/arm64/boot/dts/qcom/sdm850-lenovo-yoga-c630.dts b/arch/arm64/boot/dts/qcom/sdm850-lenovo-yoga-c630.dts
index d03ca3190746..76a8c996d497 100644
--- a/arch/arm64/boot/dts/qcom/sdm850-lenovo-yoga-c630.dts
+++ b/arch/arm64/boot/dts/qcom/sdm850-lenovo-yoga-c630.dts
@@ -264,23 +264,28 @@ &i2c3 {
status = "okay";
clock-frequency = <400000>;
- hid@15 {
+ tsel: hid@15 {
compatible = "hid-over-i2c";
reg = <0x15>;
hid-descr-addr = <0x1>;
- interrupts-extended = <&tlmm 37 IRQ_TYPE_EDGE_RISING>;
+ interrupts-extended = <&tlmm 37 IRQ_TYPE_LEVEL_HIGH>;
+
+ pinctrl-names = "default";
+ pinctrl-0 = <&i2c3_hid_active>;
};
- hid@2c {
+ tsc2: hid@2c {
compatible = "hid-over-i2c";
reg = <0x2c>;
hid-descr-addr = <0x20>;
- interrupts-extended = <&tlmm 37 IRQ_TYPE_EDGE_RISING>;
+ interrupts-extended = <&tlmm 37 IRQ_TYPE_LEVEL_HIGH>;
pinctrl-names = "default";
- pinctrl-0 = <&i2c2_hid_active>;
+ pinctrl-0 = <&i2c3_hid_active>;
+
+ status = "disabled";
};
};
@@ -288,15 +293,15 @@ &i2c5 {
status = "okay";
clock-frequency = <400000>;
- hid@10 {
+ tsc1: hid@10 {
compatible = "hid-over-i2c";
reg = <0x10>;
hid-descr-addr = <0x1>;
- interrupts-extended = <&tlmm 125 IRQ_TYPE_EDGE_FALLING>;
+ interrupts-extended = <&tlmm 125 IRQ_TYPE_LEVEL_LOW>;
pinctrl-names = "default";
- pinctrl-0 = <&i2c6_hid_active>;
+ pinctrl-0 = <&i2c5_hid_active>;
};
};
@@ -304,7 +309,7 @@ &i2c11 {
status = "okay";
clock-frequency = <400000>;
- hid@5c {
+ ecsh: hid@5c {
compatible = "hid-over-i2c";
reg = <0x5c>;
hid-descr-addr = <0x1>;
@@ -312,7 +317,7 @@ hid@5c {
interrupts-extended = <&tlmm 92 IRQ_TYPE_LEVEL_LOW>;
pinctrl-names = "default";
- pinctrl-0 = <&i2c12_hid_active>;
+ pinctrl-0 = <&i2c11_hid_active>;
};
};
@@ -426,8 +431,8 @@ codec {
&tlmm {
gpio-reserved-ranges = <0 4>, <81 4>;
- i2c2_hid_active: i2c2-hid-active {
- pins = <37>;
+ i2c3_hid_active: i2c2-hid-active {
+ pins = "gpio37";
function = "gpio";
input-enable;
@@ -435,8 +440,8 @@ i2c2_hid_active: i2c2-hid-active {
drive-strength = <2>;
};
- i2c6_hid_active: i2c6-hid-active {
- pins = <125>;
+ i2c5_hid_active: i2c5-hid-active {
+ pins = "gpio125";
function = "gpio";
input-enable;
@@ -444,8 +449,8 @@ i2c6_hid_active: i2c6-hid-active {
drive-strength = <2>;
};
- i2c12_hid_active: i2c12-hid-active {
- pins = <92>;
+ i2c11_hid_active: i2c11-hid-active {
+ pins = "gpio92";
function = "gpio";
input-enable;
@@ -454,7 +459,7 @@ i2c12_hid_active: i2c12-hid-active {
};
wcd_intr_default: wcd_intr_default {
- pins = <54>;
+ pins = "gpio54";
function = "gpio";
input-enable;
diff --git a/arch/arm64/boot/dts/qcom/sm8250-mtp.dts b/arch/arm64/boot/dts/qcom/sm8250-mtp.dts
index fd194ed7fbc8..98675e1f8204 100644
--- a/arch/arm64/boot/dts/qcom/sm8250-mtp.dts
+++ b/arch/arm64/boot/dts/qcom/sm8250-mtp.dts
@@ -14,7 +14,7 @@
/ {
model = "Qualcomm Technologies, Inc. SM8250 MTP";
- compatible = "qcom,sm8250-mtp";
+ compatible = "qcom,sm8250-mtp", "qcom,sm8250";
aliases {
serial0 = &uart12;
diff --git a/arch/arm64/boot/dts/renesas/cat875.dtsi b/arch/arm64/boot/dts/renesas/cat875.dtsi
index 33daa9570684..801ea54b027c 100644
--- a/arch/arm64/boot/dts/renesas/cat875.dtsi
+++ b/arch/arm64/boot/dts/renesas/cat875.dtsi
@@ -21,7 +21,6 @@ &avb {
status = "okay";
phy0: ethernet-phy@0 {
- rxc-skew-ps = <1500>;
reg = <0>;
interrupt-parent = <&gpio2>;
interrupts = <21 IRQ_TYPE_LEVEL_LOW>;
diff --git a/arch/arm64/boot/dts/renesas/hihope-rzg2-ex.dtsi b/arch/arm64/boot/dts/renesas/hihope-rzg2-ex.dtsi
index 178401a34cbf..b9e46aed5336 100644
--- a/arch/arm64/boot/dts/renesas/hihope-rzg2-ex.dtsi
+++ b/arch/arm64/boot/dts/renesas/hihope-rzg2-ex.dtsi
@@ -23,7 +23,6 @@ &avb {
status = "okay";
phy0: ethernet-phy@0 {
- rxc-skew-ps = <1500>;
reg = <0>;
interrupt-parent = <&gpio2>;
interrupts = <11 IRQ_TYPE_LEVEL_LOW>;
diff --git a/arch/arm64/boot/dts/rockchip/rk3328-roc-cc.dts b/arch/arm64/boot/dts/rockchip/rk3328-roc-cc.dts
index b70ffb1c6a63..b76282e704de 100644
--- a/arch/arm64/boot/dts/rockchip/rk3328-roc-cc.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3328-roc-cc.dts
@@ -334,6 +334,7 @@ &uart2 {
};
&usb20_otg {
+ dr_mode = "host";
status = "okay";
};
diff --git a/arch/arm64/boot/dts/rockchip/rk3328.dtsi b/arch/arm64/boot/dts/rockchip/rk3328.dtsi
index bbdb19a3e85d..db0d5c8e5f96 100644
--- a/arch/arm64/boot/dts/rockchip/rk3328.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3328.dtsi
@@ -1237,8 +1237,8 @@ otp_out: otp-out {
uart0 {
uart0_xfer: uart0-xfer {
- rockchip,pins = <1 RK_PB1 1 &pcfg_pull_up>,
- <1 RK_PB0 1 &pcfg_pull_none>;
+ rockchip,pins = <1 RK_PB1 1 &pcfg_pull_none>,
+ <1 RK_PB0 1 &pcfg_pull_up>;
};
uart0_cts: uart0-cts {
@@ -1256,8 +1256,8 @@ uart0_rts_pin: uart0-rts-pin {
uart1 {
uart1_xfer: uart1-xfer {
- rockchip,pins = <3 RK_PA4 4 &pcfg_pull_up>,
- <3 RK_PA6 4 &pcfg_pull_none>;
+ rockchip,pins = <3 RK_PA4 4 &pcfg_pull_none>,
+ <3 RK_PA6 4 &pcfg_pull_up>;
};
uart1_cts: uart1-cts {
@@ -1275,15 +1275,15 @@ uart1_rts_pin: uart1-rts-pin {
uart2-0 {
uart2m0_xfer: uart2m0-xfer {
- rockchip,pins = <1 RK_PA0 2 &pcfg_pull_up>,
- <1 RK_PA1 2 &pcfg_pull_none>;
+ rockchip,pins = <1 RK_PA0 2 &pcfg_pull_none>,
+ <1 RK_PA1 2 &pcfg_pull_up>;
};
};
uart2-1 {
uart2m1_xfer: uart2m1-xfer {
- rockchip,pins = <2 RK_PA0 1 &pcfg_pull_up>,
- <2 RK_PA1 1 &pcfg_pull_none>;
+ rockchip,pins = <2 RK_PA0 1 &pcfg_pull_none>,
+ <2 RK_PA1 1 &pcfg_pull_up>;
};
};
diff --git a/arch/arm64/boot/dts/ti/k3-am65-main.dtsi b/arch/arm64/boot/dts/ti/k3-am65-main.dtsi
index 533525229a8d..b9662205be9b 100644
--- a/arch/arm64/boot/dts/ti/k3-am65-main.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am65-main.dtsi
@@ -834,7 +834,7 @@ csi2_0: port@0 {
};
};
- dss: dss@...00000 {
+ dss: dss@...0000 {
compatible = "ti,am65x-dss";
reg = <0x0 0x04a00000 0x0 0x1000>, /* common */
<0x0 0x04a02000 0x0 0x1000>, /* vidl1 */
@@ -867,6 +867,8 @@ dss: dss@...00000 {
status = "disabled";
+ dma-coherent;
+
dss_ports: ports {
#address-cells = <1>;
#size-cells = <0>;
diff --git a/arch/arm64/boot/dts/ti/k3-j721e-main.dtsi b/arch/arm64/boot/dts/ti/k3-j721e-main.dtsi
index e2a96b2c423c..c66ded9079be 100644
--- a/arch/arm64/boot/dts/ti/k3-j721e-main.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-j721e-main.dtsi
@@ -1278,7 +1278,7 @@ ufs@...4000 {
};
};
- dss: dss@...00000 {
+ dss: dss@...0000 {
compatible = "ti,j721e-dss";
reg =
<0x00 0x04a00000 0x00 0x10000>, /* common_m */
diff --git a/arch/arm64/crypto/poly1305-armv8.pl b/arch/arm64/crypto/poly1305-armv8.pl
index 6e5576d19af8..cbc980fb02e3 100644
--- a/arch/arm64/crypto/poly1305-armv8.pl
+++ b/arch/arm64/crypto/poly1305-armv8.pl
@@ -840,7 +840,6 @@ poly1305_blocks_neon:
ldp d14,d15,[sp,#64]
addp $ACC2,$ACC2,$ACC2
ldr x30,[sp,#8]
- .inst 0xd50323bf // autiasp
////////////////////////////////////////////////////////////////
// lazy reduction, but without narrowing
@@ -882,6 +881,7 @@ poly1305_blocks_neon:
str x4,[$ctx,#8] // set is_base2_26
ldr x29,[sp],#80
+ .inst 0xd50323bf // autiasp
ret
.size poly1305_blocks_neon,.-poly1305_blocks_neon
diff --git a/arch/arm64/crypto/poly1305-core.S_shipped b/arch/arm64/crypto/poly1305-core.S_shipped
index 8d1c4e420ccd..fb2822abf63a 100644
--- a/arch/arm64/crypto/poly1305-core.S_shipped
+++ b/arch/arm64/crypto/poly1305-core.S_shipped
@@ -779,7 +779,6 @@ poly1305_blocks_neon:
ldp d14,d15,[sp,#64]
addp v21.2d,v21.2d,v21.2d
ldr x30,[sp,#8]
- .inst 0xd50323bf // autiasp
////////////////////////////////////////////////////////////////
// lazy reduction, but without narrowing
@@ -821,6 +820,7 @@ poly1305_blocks_neon:
str x4,[x0,#8] // set is_base2_26
ldr x29,[sp],#80
+ .inst 0xd50323bf // autiasp
ret
.size poly1305_blocks_neon,.-poly1305_blocks_neon
diff --git a/arch/arm64/include/asm/kvm_host.h b/arch/arm64/include/asm/kvm_host.h
index 0cd9f0f75c13..cc060c41adaa 100644
--- a/arch/arm64/include/asm/kvm_host.h
+++ b/arch/arm64/include/asm/kvm_host.h
@@ -214,6 +214,7 @@ enum vcpu_sysreg {
#define c2_TTBR1 (TTBR1_EL1 * 2) /* Translation Table Base Register 1 */
#define c2_TTBR1_high (c2_TTBR1 + 1) /* TTBR1 top 32 bits */
#define c2_TTBCR (TCR_EL1 * 2) /* Translation Table Base Control R. */
+#define c2_TTBCR2 (c2_TTBCR + 1) /* Translation Table Base Control R. 2 */
#define c3_DACR (DACR32_EL2 * 2)/* Domain Access Control Register */
#define c5_DFSR (ESR_EL1 * 2) /* Data Fault Status Register */
#define c5_IFSR (IFSR32_EL2 * 2)/* Instruction Fault Status Register */
diff --git a/arch/arm64/kernel/mte.c b/arch/arm64/kernel/mte.c
index 52a0638ed967..ef15c8a2a49d 100644
--- a/arch/arm64/kernel/mte.c
+++ b/arch/arm64/kernel/mte.c
@@ -189,7 +189,8 @@ long get_mte_ctrl(struct task_struct *task)
switch (task->thread.sctlr_tcf0) {
case SCTLR_EL1_TCF0_NONE:
- return PR_MTE_TCF_NONE;
+ ret |= PR_MTE_TCF_NONE;
+ break;
case SCTLR_EL1_TCF0_SYNC:
ret |= PR_MTE_TCF_SYNC;
break;
diff --git a/arch/arm64/kvm/sys_regs.c b/arch/arm64/kvm/sys_regs.c
index c1fac9836af1..2b28bf1a5326 100644
--- a/arch/arm64/kvm/sys_regs.c
+++ b/arch/arm64/kvm/sys_regs.c
@@ -1987,6 +1987,7 @@ static const struct sys_reg_desc cp15_regs[] = {
{ Op1( 0), CRn( 2), CRm( 0), Op2( 0), access_vm_reg, NULL, c2_TTBR0 },
{ Op1( 0), CRn( 2), CRm( 0), Op2( 1), access_vm_reg, NULL, c2_TTBR1 },
{ Op1( 0), CRn( 2), CRm( 0), Op2( 2), access_vm_reg, NULL, c2_TTBCR },
+ { Op1( 0), CRn( 2), CRm( 0), Op2( 3), access_vm_reg, NULL, c2_TTBCR2 },
{ Op1( 0), CRn( 3), CRm( 0), Op2( 0), access_vm_reg, NULL, c3_DACR },
{ Op1( 0), CRn( 5), CRm( 0), Op2( 0), access_vm_reg, NULL, c5_DFSR },
{ Op1( 0), CRn( 5), CRm( 0), Op2( 1), access_vm_reg, NULL, c5_IFSR },
diff --git a/arch/m68k/mac/config.c b/arch/m68k/mac/config.c
index 0ac53d87493c..2bea1799b8de 100644
--- a/arch/m68k/mac/config.c
+++ b/arch/m68k/mac/config.c
@@ -777,16 +777,12 @@ static struct resource scc_b_rsrcs[] = {
struct platform_device scc_a_pdev = {
.name = "scc",
.id = 0,
- .num_resources = ARRAY_SIZE(scc_a_rsrcs),
- .resource = scc_a_rsrcs,
};
EXPORT_SYMBOL(scc_a_pdev);
struct platform_device scc_b_pdev = {
.name = "scc",
.id = 1,
- .num_resources = ARRAY_SIZE(scc_b_rsrcs),
- .resource = scc_b_rsrcs,
};
EXPORT_SYMBOL(scc_b_pdev);
@@ -813,10 +809,15 @@ static void __init mac_identify(void)
/* Set up serial port resources for the console initcall. */
- scc_a_rsrcs[0].start = (resource_size_t) mac_bi_data.sccbase + 2;
- scc_a_rsrcs[0].end = scc_a_rsrcs[0].start;
- scc_b_rsrcs[0].start = (resource_size_t) mac_bi_data.sccbase;
- scc_b_rsrcs[0].end = scc_b_rsrcs[0].start;
+ scc_a_rsrcs[0].start = (resource_size_t)mac_bi_data.sccbase + 2;
+ scc_a_rsrcs[0].end = scc_a_rsrcs[0].start;
+ scc_a_pdev.num_resources = ARRAY_SIZE(scc_a_rsrcs);
+ scc_a_pdev.resource = scc_a_rsrcs;
+
+ scc_b_rsrcs[0].start = (resource_size_t)mac_bi_data.sccbase;
+ scc_b_rsrcs[0].end = scc_b_rsrcs[0].start;
+ scc_b_pdev.num_resources = ARRAY_SIZE(scc_b_rsrcs);
+ scc_b_pdev.resource = scc_b_rsrcs;
switch (macintosh_config->scc_type) {
case MAC_SCC_PSC:
diff --git a/arch/mips/bcm47xx/Kconfig b/arch/mips/bcm47xx/Kconfig
index 6889f74e06f5..490bb6da74b7 100644
--- a/arch/mips/bcm47xx/Kconfig
+++ b/arch/mips/bcm47xx/Kconfig
@@ -27,6 +27,7 @@ config BCM47XX_BCMA
select BCMA
select BCMA_HOST_SOC
select BCMA_DRIVER_MIPS
+ select BCMA_DRIVER_PCI if PCI
select BCMA_DRIVER_PCI_HOSTMODE if PCI
select BCMA_DRIVER_GPIO
default y
diff --git a/arch/mips/kernel/setup.c b/arch/mips/kernel/setup.c
index ca579deef939..9d11f68a9e8b 100644
--- a/arch/mips/kernel/setup.c
+++ b/arch/mips/kernel/setup.c
@@ -498,8 +498,8 @@ static void __init request_crashkernel(struct resource *res)
static void __init check_kernel_sections_mem(void)
{
- phys_addr_t start = PFN_PHYS(PFN_DOWN(__pa_symbol(&_text)));
- phys_addr_t size = PFN_PHYS(PFN_UP(__pa_symbol(&_end))) - start;
+ phys_addr_t start = __pa_symbol(&_text);
+ phys_addr_t size = __pa_symbol(&_end) - start;
if (!memblock_is_region_memory(start, size)) {
pr_info("Kernel sections are not in the memory maps\n");
diff --git a/arch/powerpc/boot/Makefile b/arch/powerpc/boot/Makefile
index f8ce6d2dde7b..e4b364b5da9e 100644
--- a/arch/powerpc/boot/Makefile
+++ b/arch/powerpc/boot/Makefile
@@ -368,6 +368,8 @@ initrd-y := $(filter-out $(image-y), $(initrd-y))
targets += $(image-y) $(initrd-y)
targets += $(foreach x, dtbImage uImage cuImage simpleImage treeImage, \
$(patsubst $(x).%, dts/%.dtb, $(filter $(x).%, $(image-y))))
+targets += $(foreach x, dtbImage uImage cuImage simpleImage treeImage, \
+ $(patsubst $(x).%, dts/fsl/%.dtb, $(filter $(x).%, $(image-y))))
$(addprefix $(obj)/, $(initrd-y)): $(obj)/ramdisk.image.gz
diff --git a/arch/powerpc/include/asm/bitops.h b/arch/powerpc/include/asm/bitops.h
index 4a4d3afd5340..299ab33505a6 100644
--- a/arch/powerpc/include/asm/bitops.h
+++ b/arch/powerpc/include/asm/bitops.h
@@ -216,15 +216,34 @@ static inline void arch___clear_bit_unlock(int nr, volatile unsigned long *addr)
*/
static inline int fls(unsigned int x)
{
- return 32 - __builtin_clz(x);
+ int lz;
+
+ if (__builtin_constant_p(x))
+ return x ? 32 - __builtin_clz(x) : 0;
+ asm("cntlzw %0,%1" : "=r" (lz) : "r" (x));
+ return 32 - lz;
}
#include <asm-generic/bitops/builtin-__fls.h>
+/*
+ * 64-bit can do this using one cntlzd (count leading zeroes doubleword)
+ * instruction; for 32-bit we use the generic version, which does two
+ * 32-bit fls calls.
+ */
+#ifdef CONFIG_PPC64
static inline int fls64(__u64 x)
{
- return 64 - __builtin_clzll(x);
+ int lz;
+
+ if (__builtin_constant_p(x))
+ return x ? 64 - __builtin_clzll(x) : 0;
+ asm("cntlzd %0,%1" : "=r" (lz) : "r" (x));
+ return 64 - lz;
}
+#else
+#include <asm-generic/bitops/fls64.h>
+#endif
#ifdef CONFIG_PPC64
unsigned int __arch_hweight8(unsigned int w);
diff --git a/arch/powerpc/include/asm/book3s/32/mmu-hash.h b/arch/powerpc/include/asm/book3s/32/mmu-hash.h
index 2e277ca0170f..a8982d52f6b1 100644
--- a/arch/powerpc/include/asm/book3s/32/mmu-hash.h
+++ b/arch/powerpc/include/asm/book3s/32/mmu-hash.h
@@ -94,6 +94,7 @@ typedef struct {
} mm_context_t;
void update_bats(void);
+static inline void cleanup_cpu_mmu_context(void) { };
/* patch sites */
extern s32 patch__hash_page_A0, patch__hash_page_A1, patch__hash_page_A2;
diff --git a/arch/powerpc/include/asm/book3s/32/pgtable.h b/arch/powerpc/include/asm/book3s/32/pgtable.h
index 1376be95e975..523d3e6e2400 100644
--- a/arch/powerpc/include/asm/book3s/32/pgtable.h
+++ b/arch/powerpc/include/asm/book3s/32/pgtable.h
@@ -524,9 +524,9 @@ static inline void __set_pte_at(struct mm_struct *mm, unsigned long addr,
if (pte_val(*ptep) & _PAGE_HASHPTE)
flush_hash_entry(mm, ptep, addr);
__asm__ __volatile__("\
- stw%U0%X0 %2,%0\n\
+ stw%X0 %2,%0\n\
eieio\n\
- stw%U0%X0 %L2,%1"
+ stw%X1 %L2,%1"
: "=m" (*ptep), "=m" (*((unsigned char *)ptep+4))
: "r" (pte) : "memory");
diff --git a/arch/powerpc/include/asm/cpm1.h b/arch/powerpc/include/asm/cpm1.h
index a116fe931789..3bdd74739cb8 100644
--- a/arch/powerpc/include/asm/cpm1.h
+++ b/arch/powerpc/include/asm/cpm1.h
@@ -68,6 +68,7 @@ extern void cpm_reset(void);
#define PROFF_SPI ((uint)0x0180)
#define PROFF_SCC3 ((uint)0x0200)
#define PROFF_SMC1 ((uint)0x0280)
+#define PROFF_DSP1 ((uint)0x02c0)
#define PROFF_SCC4 ((uint)0x0300)
#define PROFF_SMC2 ((uint)0x0380)
diff --git a/arch/powerpc/include/asm/cputable.h b/arch/powerpc/include/asm/cputable.h
index 3d2f94afc13a..398eba399879 100644
--- a/arch/powerpc/include/asm/cputable.h
+++ b/arch/powerpc/include/asm/cputable.h
@@ -369,7 +369,7 @@ static inline void cpu_feature_keys_init(void) { }
CPU_FTR_PPC_LE | CPU_FTR_NEED_PAIRED_STWCX)
#define CPU_FTRS_82XX (CPU_FTR_COMMON | CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_NOEXECUTE)
#define CPU_FTRS_G2_LE (CPU_FTR_COMMON | CPU_FTR_MAYBE_CAN_DOZE | \
- CPU_FTR_MAYBE_CAN_NAP)
+ CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_NOEXECUTE)
#define CPU_FTRS_E300 (CPU_FTR_MAYBE_CAN_DOZE | \
CPU_FTR_MAYBE_CAN_NAP | \
CPU_FTR_COMMON | CPU_FTR_NOEXECUTE)
@@ -409,7 +409,6 @@ static inline void cpu_feature_keys_init(void) { }
CPU_FTR_DBELL | CPU_FTR_POPCNTB | CPU_FTR_POPCNTD | \
CPU_FTR_DEBUG_LVL_EXC | CPU_FTR_EMB_HV | CPU_FTR_ALTIVEC_COMP | \
CPU_FTR_CELL_TB_BUG | CPU_FTR_SMT)
-#define CPU_FTRS_GENERIC_32 (CPU_FTR_COMMON | CPU_FTR_NODSISRALIGN)
/* 64-bit CPUs */
#define CPU_FTRS_PPC970 (CPU_FTR_LWSYNC | \
@@ -520,8 +519,6 @@ enum {
CPU_FTRS_7447 | CPU_FTRS_7447A | CPU_FTRS_82XX |
CPU_FTRS_G2_LE | CPU_FTRS_E300 | CPU_FTRS_E300C2 |
CPU_FTRS_CLASSIC32 |
-#else
- CPU_FTRS_GENERIC_32 |
#endif
#ifdef CONFIG_PPC_8xx
CPU_FTRS_8XX |
@@ -596,8 +593,6 @@ enum {
CPU_FTRS_7447 & CPU_FTRS_7447A & CPU_FTRS_82XX &
CPU_FTRS_G2_LE & CPU_FTRS_E300 & CPU_FTRS_E300C2 &
CPU_FTRS_CLASSIC32 &
-#else
- CPU_FTRS_GENERIC_32 &
#endif
#ifdef CONFIG_PPC_8xx
CPU_FTRS_8XX &
diff --git a/arch/powerpc/include/asm/nohash/pgtable.h b/arch/powerpc/include/asm/nohash/pgtable.h
index 6277e7596ae5..ac75f4ab0dba 100644
--- a/arch/powerpc/include/asm/nohash/pgtable.h
+++ b/arch/powerpc/include/asm/nohash/pgtable.h
@@ -192,9 +192,9 @@ static inline void __set_pte_at(struct mm_struct *mm, unsigned long addr,
*/
if (IS_ENABLED(CONFIG_PPC32) && IS_ENABLED(CONFIG_PTE_64BIT) && !percpu) {
__asm__ __volatile__("\
- stw%U0%X0 %2,%0\n\
+ stw%X0 %2,%0\n\
eieio\n\
- stw%U0%X0 %L2,%1"
+ stw%X1 %L2,%1"
: "=m" (*ptep), "=m" (*((unsigned char *)ptep+4))
: "r" (pte) : "memory");
return;
diff --git a/arch/powerpc/kernel/Makefile b/arch/powerpc/kernel/Makefile
index bf0bf1b900d2..fe2ef598e2ea 100644
--- a/arch/powerpc/kernel/Makefile
+++ b/arch/powerpc/kernel/Makefile
@@ -173,6 +173,9 @@ KCOV_INSTRUMENT_cputable.o := n
KCOV_INSTRUMENT_setup_64.o := n
KCOV_INSTRUMENT_paca.o := n
+CFLAGS_setup_64.o += -fno-stack-protector
+CFLAGS_paca.o += -fno-stack-protector
+
extra-$(CONFIG_PPC_FPU) += fpu.o
extra-$(CONFIG_ALTIVEC) += vector.o
extra-$(CONFIG_PPC64) += entry_64.o
diff --git a/arch/powerpc/kernel/head_32.h b/arch/powerpc/kernel/head_32.h
index 7c767765071d..c88e66adecb5 100644
--- a/arch/powerpc/kernel/head_32.h
+++ b/arch/powerpc/kernel/head_32.h
@@ -131,18 +131,28 @@
#ifdef CONFIG_VMAP_STACK
mfspr r11, SPRN_SRR0
mtctr r11
-#endif
andi. r11, r9, MSR_PR
- lwz r11,TASK_STACK-THREAD(r12)
+ mr r11, r1
+ lwz r1,TASK_STACK-THREAD(r12)
beq- 99f
- addi r11, r11, THREAD_SIZE - INT_FRAME_SIZE
-#ifdef CONFIG_VMAP_STACK
+ addi r1, r1, THREAD_SIZE - INT_FRAME_SIZE
li r10, MSR_KERNEL & ~(MSR_IR | MSR_RI) /* can take DTLB miss */
mtmsr r10
isync
+ tovirt(r12, r12)
+ stw r11,GPR1(r1)
+ stw r11,0(r1)
+ mr r11, r1
+#else
+ andi. r11, r9, MSR_PR
+ lwz r11,TASK_STACK-THREAD(r12)
+ beq- 99f
+ addi r11, r11, THREAD_SIZE - INT_FRAME_SIZE
+ tophys(r11, r11)
+ stw r1,GPR1(r11)
+ stw r1,0(r11)
+ tovirt(r1, r11) /* set new kernel sp */
#endif
- tovirt_vmstack r12, r12
- tophys_novmstack r11, r11
mflr r10
stw r10, _LINK(r11)
#ifdef CONFIG_VMAP_STACK
@@ -150,9 +160,6 @@
#else
mfspr r10,SPRN_SRR0
#endif
- stw r1,GPR1(r11)
- stw r1,0(r11)
- tovirt_novmstack r1, r11 /* set new kernel sp */
stw r10,_NIP(r11)
mfcr r10
rlwinm r10,r10,0,4,2 /* Clear SO bit in CR */
diff --git a/arch/powerpc/kernel/head_64.S b/arch/powerpc/kernel/head_64.S
index 1510b2a56669..2d6581db0c7b 100644
--- a/arch/powerpc/kernel/head_64.S
+++ b/arch/powerpc/kernel/head_64.S
@@ -417,6 +417,10 @@ generic_secondary_common_init:
/* From now on, r24 is expected to be logical cpuid */
mr r24,r5
+ /* Create a temp kernel stack for use before relocation is on. */
+ ld r1,PACAEMERGSP(r13)
+ subi r1,r1,STACK_FRAME_OVERHEAD
+
/* See if we need to call a cpu state restore handler */
LOAD_REG_ADDR(r23, cur_cpu_spec)
ld r23,0(r23)
@@ -445,10 +449,6 @@ generic_secondary_common_init:
sync /* order paca.run and cur_cpu_spec */
isync /* In case code patching happened */
- /* Create a temp kernel stack for use before relocation is on. */
- ld r1,PACAEMERGSP(r13)
- subi r1,r1,STACK_FRAME_OVERHEAD
-
b __secondary_start
#endif /* SMP */
@@ -990,7 +990,7 @@ start_here_common:
bl start_kernel
/* Not reached */
- trap
+0: trap
EMIT_BUG_ENTRY 0b, __FILE__, __LINE__, 0
.previous
diff --git a/arch/powerpc/kernel/paca.c b/arch/powerpc/kernel/paca.c
index 0ad15768d762..7f5aae3c387d 100644
--- a/arch/powerpc/kernel/paca.c
+++ b/arch/powerpc/kernel/paca.c
@@ -208,7 +208,7 @@ static struct rtas_args * __init new_rtas_args(int cpu, unsigned long limit)
struct paca_struct **paca_ptrs __read_mostly;
EXPORT_SYMBOL(paca_ptrs);
-void __init __nostackprotector initialise_paca(struct paca_struct *new_paca, int cpu)
+void __init initialise_paca(struct paca_struct *new_paca, int cpu)
{
#ifdef CONFIG_PPC_PSERIES
new_paca->lppaca_ptr = NULL;
@@ -241,7 +241,7 @@ void __init __nostackprotector initialise_paca(struct paca_struct *new_paca, int
}
/* Put the paca pointer into r13 and SPRG_PACA */
-void __nostackprotector setup_paca(struct paca_struct *new_paca)
+void setup_paca(struct paca_struct *new_paca)
{
/* Setup r13 */
local_paca = new_paca;
diff --git a/arch/powerpc/kernel/rtas.c b/arch/powerpc/kernel/rtas.c
index 954f41676f69..cccb32cf0e08 100644
--- a/arch/powerpc/kernel/rtas.c
+++ b/arch/powerpc/kernel/rtas.c
@@ -1030,7 +1030,7 @@ static struct rtas_filter rtas_filters[] __ro_after_init = {
{ "ibm,display-message", -1, 0, -1, -1, -1 },
{ "ibm,errinjct", -1, 2, -1, -1, -1, 1024 },
{ "ibm,close-errinjct", -1, -1, -1, -1, -1 },
- { "ibm,open-errinct", -1, -1, -1, -1, -1 },
+ { "ibm,open-errinjct", -1, -1, -1, -1, -1 },
{ "ibm,get-config-addr-info2", -1, -1, -1, -1, -1 },
{ "ibm,get-dynamic-sensor-state", -1, 1, -1, -1, -1 },
{ "ibm,get-indices", -1, 2, 3, -1, -1 },
diff --git a/arch/powerpc/kernel/setup-common.c b/arch/powerpc/kernel/setup-common.c
index 808ec9fab605..da8c71f321ad 100644
--- a/arch/powerpc/kernel/setup-common.c
+++ b/arch/powerpc/kernel/setup-common.c
@@ -919,8 +919,6 @@ void __init setup_arch(char **cmdline_p)
/* On BookE, setup per-core TLB data structures. */
setup_tlb_core_data();
-
- smp_release_cpus();
#endif
/* Print various info about the machine that has been gathered so far. */
@@ -944,6 +942,8 @@ void __init setup_arch(char **cmdline_p)
exc_lvl_early_init();
emergency_stack_init();
+ smp_release_cpus();
+
initmem_init();
early_memtest(min_low_pfn << PAGE_SHIFT, max_low_pfn << PAGE_SHIFT);
diff --git a/arch/powerpc/kernel/setup.h b/arch/powerpc/kernel/setup.h
index 2ec835574cc9..2dd0d9cb5a20 100644
--- a/arch/powerpc/kernel/setup.h
+++ b/arch/powerpc/kernel/setup.h
@@ -8,12 +8,6 @@
#ifndef __ARCH_POWERPC_KERNEL_SETUP_H
#define __ARCH_POWERPC_KERNEL_SETUP_H
-#ifdef CONFIG_CC_IS_CLANG
-#define __nostackprotector
-#else
-#define __nostackprotector __attribute__((__optimize__("no-stack-protector")))
-#endif
-
void initialize_cache_info(void);
void irqstack_early_init(void);
diff --git a/arch/powerpc/kernel/setup_64.c b/arch/powerpc/kernel/setup_64.c
index 74fd47f46fa5..c28e949cc222 100644
--- a/arch/powerpc/kernel/setup_64.c
+++ b/arch/powerpc/kernel/setup_64.c
@@ -283,7 +283,7 @@ void __init record_spr_defaults(void)
* device-tree is not accessible via normal means at this point.
*/
-void __init __nostackprotector early_setup(unsigned long dt_ptr)
+void __init early_setup(unsigned long dt_ptr)
{
static __initdata struct paca_struct boot_paca;
diff --git a/arch/powerpc/kernel/smp.c b/arch/powerpc/kernel/smp.c
index 8c2857cbd960..7d6cf75a7fd8 100644
--- a/arch/powerpc/kernel/smp.c
+++ b/arch/powerpc/kernel/smp.c
@@ -919,7 +919,7 @@ static struct sched_domain_topology_level powerpc_topology[] = {
{ NULL, },
};
-static int init_big_cores(void)
+static int __init init_big_cores(void)
{
int cpu;
diff --git a/arch/powerpc/lib/sstep.c b/arch/powerpc/lib/sstep.c
index 855457ed09b5..b18bce1a209f 100644
--- a/arch/powerpc/lib/sstep.c
+++ b/arch/powerpc/lib/sstep.c
@@ -1346,6 +1346,9 @@ int analyse_instr(struct instruction_op *op, const struct pt_regs *regs,
switch (opcode) {
#ifdef __powerpc64__
case 1:
+ if (!cpu_has_feature(CPU_FTR_ARCH_31))
+ return -1;
+
prefix_r = GET_PREFIX_R(word);
ra = GET_PREFIX_RA(suffix);
rd = (suffix >> 21) & 0x1f;
@@ -2733,6 +2736,9 @@ int analyse_instr(struct instruction_op *op, const struct pt_regs *regs,
}
break;
case 1: /* Prefixed instructions */
+ if (!cpu_has_feature(CPU_FTR_ARCH_31))
+ return -1;
+
prefix_r = GET_PREFIX_R(word);
ra = GET_PREFIX_RA(suffix);
op->update_reg = ra;
@@ -2751,6 +2757,7 @@ int analyse_instr(struct instruction_op *op, const struct pt_regs *regs,
case 41: /* plwa */
op->type = MKOP(LOAD, PREFIXED | SIGNEXT, 4);
break;
+#ifdef CONFIG_VSX
case 42: /* plxsd */
op->reg = rd + 32;
op->type = MKOP(LOAD_VSX, PREFIXED, 8);
@@ -2791,13 +2798,14 @@ int analyse_instr(struct instruction_op *op, const struct pt_regs *regs,
op->element_size = 16;
op->vsx_flags = VSX_CHECK_VEC;
break;
+#endif /* CONFIG_VSX */
case 56: /* plq */
op->type = MKOP(LOAD, PREFIXED, 16);
break;
case 57: /* pld */
op->type = MKOP(LOAD, PREFIXED, 8);
break;
- case 60: /* stq */
+ case 60: /* pstq */
op->type = MKOP(STORE, PREFIXED, 16);
break;
case 61: /* pstd */
diff --git a/arch/powerpc/mm/fault.c b/arch/powerpc/mm/fault.c
index 0add963a849b..72e1b51beb10 100644
--- a/arch/powerpc/mm/fault.c
+++ b/arch/powerpc/mm/fault.c
@@ -303,7 +303,6 @@ static inline void cmo_account_page_fault(void)
static inline void cmo_account_page_fault(void) { }
#endif /* CONFIG_PPC_SMLPAR */
-#ifdef CONFIG_PPC_BOOK3S
static void sanity_check_fault(bool is_write, bool is_user,
unsigned long error_code, unsigned long address)
{
@@ -320,6 +319,9 @@ static void sanity_check_fault(bool is_write, bool is_user,
return;
}
+ if (!IS_ENABLED(CONFIG_PPC_BOOK3S))
+ return;
+
/*
* For hash translation mode, we should never get a
* PROTFAULT. Any update to pte to reduce access will result in us
@@ -354,10 +356,6 @@ static void sanity_check_fault(bool is_write, bool is_user,
WARN_ON_ONCE(error_code & DSISR_PROTFAULT);
}
-#else
-static void sanity_check_fault(bool is_write, bool is_user,
- unsigned long error_code, unsigned long address) { }
-#endif /* CONFIG_PPC_BOOK3S */
/*
* Define the correct "is_write" bit in error_code based
diff --git a/arch/powerpc/mm/mem.c b/arch/powerpc/mm/mem.c
index 3fc325bebe4d..22eb1c718e62 100644
--- a/arch/powerpc/mm/mem.c
+++ b/arch/powerpc/mm/mem.c
@@ -532,7 +532,7 @@ void __flush_dcache_icache(void *p)
* space occurs, before returning to user space.
*/
- if (cpu_has_feature(MMU_FTR_TYPE_44x))
+ if (mmu_has_feature(MMU_FTR_TYPE_44x))
return;
invalidate_icache_range(addr, addr + PAGE_SIZE);
diff --git a/arch/powerpc/perf/core-book3s.c b/arch/powerpc/perf/core-book3s.c
index 08643cba1494..43599e671d38 100644
--- a/arch/powerpc/perf/core-book3s.c
+++ b/arch/powerpc/perf/core-book3s.c
@@ -137,6 +137,9 @@ static void pmao_restore_workaround(bool ebb) { }
bool is_sier_available(void)
{
+ if (!ppmu)
+ return false;
+
if (ppmu->flags & PPMU_HAS_SIER)
return true;
@@ -2121,6 +2124,16 @@ static void record_and_restart(struct perf_event *event, unsigned long val,
local64_set(&event->hw.period_left, left);
perf_event_update_userpage(event);
+ /*
+ * Due to hardware limitation, sometimes SIAR could sample a kernel
+ * address even when freeze on supervisor state (kernel) is set in
+ * MMCR2. Check attr.exclude_kernel and address to drop the sample in
+ * these cases.
+ */
+ if (event->attr.exclude_kernel && record)
+ if (is_kernel_addr(mfspr(SPRN_SIAR)))
+ record = 0;
+
/*
* Finally record data if requested.
*/
diff --git a/arch/powerpc/perf/isa207-common.c b/arch/powerpc/perf/isa207-common.c
index 2848904df638..e1a21d34c6e4 100644
--- a/arch/powerpc/perf/isa207-common.c
+++ b/arch/powerpc/perf/isa207-common.c
@@ -247,6 +247,9 @@ void isa207_get_mem_weight(u64 *weight)
u64 sier = mfspr(SPRN_SIER);
u64 val = (sier & ISA207_SIER_TYPE_MASK) >> ISA207_SIER_TYPE_SHIFT;
+ if (cpu_has_feature(CPU_FTR_ARCH_31))
+ mantissa = P10_MMCRA_THR_CTR_MANT(mmcra);
+
if (val == 0 || val == 7)
*weight = 0;
else
@@ -311,9 +314,11 @@ int isa207_get_constraint(u64 event, unsigned long *maskp, unsigned long *valp)
}
if (unit >= 6 && unit <= 9) {
- if (cpu_has_feature(CPU_FTR_ARCH_31) && (unit == 6)) {
- mask |= CNST_L2L3_GROUP_MASK;
- value |= CNST_L2L3_GROUP_VAL(event >> p10_L2L3_EVENT_SHIFT);
+ if (cpu_has_feature(CPU_FTR_ARCH_31)) {
+ if (unit == 6) {
+ mask |= CNST_L2L3_GROUP_MASK;
+ value |= CNST_L2L3_GROUP_VAL(event >> p10_L2L3_EVENT_SHIFT);
+ }
} else if (cpu_has_feature(CPU_FTR_ARCH_300)) {
mask |= CNST_CACHE_GROUP_MASK;
value |= CNST_CACHE_GROUP_VAL(event & 0xff);
@@ -339,12 +344,22 @@ int isa207_get_constraint(u64 event, unsigned long *maskp, unsigned long *valp)
value |= CNST_L1_QUAL_VAL(cache);
}
+ if (cpu_has_feature(CPU_FTR_ARCH_31)) {
+ mask |= CNST_RADIX_SCOPE_GROUP_MASK;
+ value |= CNST_RADIX_SCOPE_GROUP_VAL(event >> p10_EVENT_RADIX_SCOPE_QUAL_SHIFT);
+ }
+
if (is_event_marked(event)) {
mask |= CNST_SAMPLE_MASK;
value |= CNST_SAMPLE_VAL(event >> EVENT_SAMPLE_SHIFT);
}
- if (cpu_has_feature(CPU_FTR_ARCH_300)) {
+ if (cpu_has_feature(CPU_FTR_ARCH_31)) {
+ if (event_is_threshold(event)) {
+ mask |= CNST_THRESH_CTL_SEL_MASK;
+ value |= CNST_THRESH_CTL_SEL_VAL(event >> EVENT_THRESH_SHIFT);
+ }
+ } else if (cpu_has_feature(CPU_FTR_ARCH_300)) {
if (event_is_threshold(event) && is_thresh_cmp_valid(event)) {
mask |= CNST_THRESH_MASK;
value |= CNST_THRESH_VAL(event >> EVENT_THRESH_SHIFT);
@@ -456,6 +471,13 @@ int isa207_compute_mmcr(u64 event[], int n_ev,
}
}
+ /* Set RADIX_SCOPE_QUAL bit */
+ if (cpu_has_feature(CPU_FTR_ARCH_31)) {
+ val = (event[i] >> p10_EVENT_RADIX_SCOPE_QUAL_SHIFT) &
+ p10_EVENT_RADIX_SCOPE_QUAL_MASK;
+ mmcr1 |= val << p10_MMCR1_RADIX_SCOPE_QUAL_SHIFT;
+ }
+
if (is_event_marked(event[i])) {
mmcra |= MMCRA_SAMPLE_ENABLE;
diff --git a/arch/powerpc/perf/isa207-common.h b/arch/powerpc/perf/isa207-common.h
index 7025de5e60e7..454b32c31440 100644
--- a/arch/powerpc/perf/isa207-common.h
+++ b/arch/powerpc/perf/isa207-common.h
@@ -101,6 +101,9 @@
#define p10_EVENT_CACHE_SEL_MASK 0x3ull
#define p10_EVENT_MMCR3_MASK 0x7fffull
#define p10_EVENT_MMCR3_SHIFT 45
+#define p10_EVENT_RADIX_SCOPE_QUAL_SHIFT 9
+#define p10_EVENT_RADIX_SCOPE_QUAL_MASK 0x1
+#define p10_MMCR1_RADIX_SCOPE_QUAL_SHIFT 45
#define p10_EVENT_VALID_MASK \
((p10_SDAR_MODE_MASK << p10_SDAR_MODE_SHIFT | \
@@ -112,6 +115,7 @@
(p9_EVENT_COMBINE_MASK << p9_EVENT_COMBINE_SHIFT) | \
(p10_EVENT_MMCR3_MASK << p10_EVENT_MMCR3_SHIFT) | \
(EVENT_MARKED_MASK << EVENT_MARKED_SHIFT) | \
+ (p10_EVENT_RADIX_SCOPE_QUAL_MASK << p10_EVENT_RADIX_SCOPE_QUAL_SHIFT) | \
EVENT_LINUX_MASK | \
EVENT_PSEL_MASK))
/*
@@ -125,9 +129,9 @@
*
* 28 24 20 16 12 8 4 0
* | - - - - | - - - - | - - - - | - - - - | - - - - | - - - - | - - - - | - - - - |
- * [ ] | [ ] [ sample ] [ ] [6] [5] [4] [3] [2] [1]
- * | | | |
- * BHRB IFM -* | | | Count of events for each PMC.
+ * [ ] | [ ] | [ sample ] [ ] [6] [5] [4] [3] [2] [1]
+ * | | | | |
+ * BHRB IFM -* | | |*radix_scope | Count of events for each PMC.
* EBB -* | | p1, p2, p3, p4, p5, p6.
* L1 I/D qualifier -* |
* nc - number of counters -*
@@ -145,6 +149,9 @@
#define CNST_THRESH_VAL(v) (((v) & EVENT_THRESH_MASK) << 32)
#define CNST_THRESH_MASK CNST_THRESH_VAL(EVENT_THRESH_MASK)
+#define CNST_THRESH_CTL_SEL_VAL(v) (((v) & 0x7ffull) << 32)
+#define CNST_THRESH_CTL_SEL_MASK CNST_THRESH_CTL_SEL_VAL(0x7ff)
+
#define CNST_EBB_VAL(v) (((v) & EVENT_EBB_MASK) << 24)
#define CNST_EBB_MASK CNST_EBB_VAL(EVENT_EBB_MASK)
@@ -165,6 +172,9 @@
#define CNST_L2L3_GROUP_VAL(v) (((v) & 0x1full) << 55)
#define CNST_L2L3_GROUP_MASK CNST_L2L3_GROUP_VAL(0x1f)
+#define CNST_RADIX_SCOPE_GROUP_VAL(v) (((v) & 0x1ull) << 21)
+#define CNST_RADIX_SCOPE_GROUP_MASK CNST_RADIX_SCOPE_GROUP_VAL(1)
+
/*
* For NC we are counting up to 4 events. This requires three bits, and we need
* the fifth event to overflow and set the 4th bit. To achieve that we bias the
@@ -221,6 +231,10 @@
#define MMCRA_THR_CTR_EXP(v) (((v) >> MMCRA_THR_CTR_EXP_SHIFT) &\
MMCRA_THR_CTR_EXP_MASK)
+#define P10_MMCRA_THR_CTR_MANT_MASK 0xFFul
+#define P10_MMCRA_THR_CTR_MANT(v) (((v) >> MMCRA_THR_CTR_MANT_SHIFT) &\
+ P10_MMCRA_THR_CTR_MANT_MASK)
+
/* MMCRA Threshold Compare bit constant for power9 */
#define p9_MMCRA_THR_CMP_SHIFT 45
diff --git a/arch/powerpc/perf/power10-pmu.c b/arch/powerpc/perf/power10-pmu.c
index 9dbe8f9b89b4..cf44fb744613 100644
--- a/arch/powerpc/perf/power10-pmu.c
+++ b/arch/powerpc/perf/power10-pmu.c
@@ -23,10 +23,10 @@
*
* 28 24 20 16 12 8 4 0
* | - - - - | - - - - | - - - - | - - - - | - - - - | - - - - | - - - - | - - - - |
- * [ ] [ sample ] [ ] [ ] [ pmc ] [unit ] [ ] m [ pmcxsel ]
- * | | | | | |
- * | | | | | *- mark
- * | | | *- L1/L2/L3 cache_sel |
+ * [ ] [ sample ] [ ] [ ] [ pmc ] [unit ] [ ] | m [ pmcxsel ]
+ * | | | | | | |
+ * | | | | | | *- mark
+ * | | | *- L1/L2/L3 cache_sel | |*-radix_scope_qual
* | | sdar_mode |
* | *- sampling mode for marked events *- combine
* |
@@ -59,6 +59,7 @@
*
* MMCR1[16] = cache_sel[0]
* MMCR1[17] = cache_sel[1]
+ * MMCR1[18] = radix_scope_qual
*
* if mark:
* MMCRA[63] = 1 (SAMPLE_ENABLE)
@@ -175,6 +176,7 @@ PMU_FORMAT_ATTR(src_sel, "config:45-46");
PMU_FORMAT_ATTR(invert_bit, "config:47");
PMU_FORMAT_ATTR(src_mask, "config:48-53");
PMU_FORMAT_ATTR(src_match, "config:54-59");
+PMU_FORMAT_ATTR(radix_scope, "config:9");
static struct attribute *power10_pmu_format_attr[] = {
&format_attr_event.attr,
@@ -194,6 +196,7 @@ static struct attribute *power10_pmu_format_attr[] = {
&format_attr_invert_bit.attr,
&format_attr_src_mask.attr,
&format_attr_src_match.attr,
+ &format_attr_radix_scope.attr,
NULL,
};
diff --git a/arch/powerpc/platforms/8xx/micropatch.c b/arch/powerpc/platforms/8xx/micropatch.c
index aed4bc75f352..aef179fcbd4f 100644
--- a/arch/powerpc/platforms/8xx/micropatch.c
+++ b/arch/powerpc/platforms/8xx/micropatch.c
@@ -360,6 +360,17 @@ void __init cpm_load_patch(cpm8xx_t *cp)
if (IS_ENABLED(CONFIG_SMC_UCODE_PATCH)) {
smc_uart_t *smp;
+ if (IS_ENABLED(CONFIG_PPC_EARLY_DEBUG_CPM)) {
+ int i;
+
+ for (i = 0; i < sizeof(*smp); i += 4) {
+ u32 __iomem *src = (u32 __iomem *)&cp->cp_dparam[PROFF_SMC1 + i];
+ u32 __iomem *dst = (u32 __iomem *)&cp->cp_dparam[PROFF_DSP1 + i];
+
+ out_be32(dst, in_be32(src));
+ }
+ }
+
smp = (smc_uart_t *)&cp->cp_dparam[PROFF_SMC1];
out_be16(&smp->smc_rpbase, 0x1ec0);
smp = (smc_uart_t *)&cp->cp_dparam[PROFF_SMC2];
diff --git a/arch/powerpc/platforms/Kconfig.cputype b/arch/powerpc/platforms/Kconfig.cputype
index c194c4ae8bc7..32a9c4c09b98 100644
--- a/arch/powerpc/platforms/Kconfig.cputype
+++ b/arch/powerpc/platforms/Kconfig.cputype
@@ -36,7 +36,7 @@ config PPC_BOOK3S_6xx
select PPC_HAVE_PMU_SUPPORT
select PPC_HAVE_KUEP
select PPC_HAVE_KUAP
- select HAVE_ARCH_VMAP_STACK if !ADB_PMU
+ select HAVE_ARCH_VMAP_STACK
config PPC_85xx
bool "Freescale 85xx"
diff --git a/arch/powerpc/platforms/powermac/sleep.S b/arch/powerpc/platforms/powermac/sleep.S
index 7e0f8ba6e54a..d497a60003d2 100644
--- a/arch/powerpc/platforms/powermac/sleep.S
+++ b/arch/powerpc/platforms/powermac/sleep.S
@@ -44,7 +44,8 @@
#define SL_TB 0xa0
#define SL_R2 0xa8
#define SL_CR 0xac
-#define SL_R12 0xb0 /* r12 to r31 */
+#define SL_LR 0xb0
+#define SL_R12 0xb4 /* r12 to r31 */
#define SL_SIZE (SL_R12 + 80)
.section .text
@@ -63,105 +64,107 @@ _GLOBAL(low_sleep_handler)
blr
#else
mflr r0
- stw r0,4(r1)
- stwu r1,-SL_SIZE(r1)
+ lis r11,sleep_storage@ha
+ addi r11,r11,sleep_storage@l
+ stw r0,SL_LR(r11)
mfcr r0
- stw r0,SL_CR(r1)
- stw r2,SL_R2(r1)
- stmw r12,SL_R12(r1)
+ stw r0,SL_CR(r11)
+ stw r1,SL_SP(r11)
+ stw r2,SL_R2(r11)
+ stmw r12,SL_R12(r11)
/* Save MSR & SDR1 */
mfmsr r4
- stw r4,SL_MSR(r1)
+ stw r4,SL_MSR(r11)
mfsdr1 r4
- stw r4,SL_SDR1(r1)
+ stw r4,SL_SDR1(r11)
/* Get a stable timebase and save it */
1: mftbu r4
- stw r4,SL_TB(r1)
+ stw r4,SL_TB(r11)
mftb r5
- stw r5,SL_TB+4(r1)
+ stw r5,SL_TB+4(r11)
mftbu r3
cmpw r3,r4
bne 1b
/* Save SPRGs */
mfsprg r4,0
- stw r4,SL_SPRG0(r1)
+ stw r4,SL_SPRG0(r11)
mfsprg r4,1
- stw r4,SL_SPRG0+4(r1)
+ stw r4,SL_SPRG0+4(r11)
mfsprg r4,2
- stw r4,SL_SPRG0+8(r1)
+ stw r4,SL_SPRG0+8(r11)
mfsprg r4,3
- stw r4,SL_SPRG0+12(r1)
+ stw r4,SL_SPRG0+12(r11)
/* Save BATs */
mfdbatu r4,0
- stw r4,SL_DBAT0(r1)
+ stw r4,SL_DBAT0(r11)
mfdbatl r4,0
- stw r4,SL_DBAT0+4(r1)
+ stw r4,SL_DBAT0+4(r11)
mfdbatu r4,1
- stw r4,SL_DBAT1(r1)
+ stw r4,SL_DBAT1(r11)
mfdbatl r4,1
- stw r4,SL_DBAT1+4(r1)
+ stw r4,SL_DBAT1+4(r11)
mfdbatu r4,2
- stw r4,SL_DBAT2(r1)
+ stw r4,SL_DBAT2(r11)
mfdbatl r4,2
- stw r4,SL_DBAT2+4(r1)
+ stw r4,SL_DBAT2+4(r11)
mfdbatu r4,3
- stw r4,SL_DBAT3(r1)
+ stw r4,SL_DBAT3(r11)
mfdbatl r4,3
- stw r4,SL_DBAT3+4(r1)
+ stw r4,SL_DBAT3+4(r11)
mfibatu r4,0
- stw r4,SL_IBAT0(r1)
+ stw r4,SL_IBAT0(r11)
mfibatl r4,0
- stw r4,SL_IBAT0+4(r1)
+ stw r4,SL_IBAT0+4(r11)
mfibatu r4,1
- stw r4,SL_IBAT1(r1)
+ stw r4,SL_IBAT1(r11)
mfibatl r4,1
- stw r4,SL_IBAT1+4(r1)
+ stw r4,SL_IBAT1+4(r11)
mfibatu r4,2
- stw r4,SL_IBAT2(r1)
+ stw r4,SL_IBAT2(r11)
mfibatl r4,2
- stw r4,SL_IBAT2+4(r1)
+ stw r4,SL_IBAT2+4(r11)
mfibatu r4,3
- stw r4,SL_IBAT3(r1)
+ stw r4,SL_IBAT3(r11)
mfibatl r4,3
- stw r4,SL_IBAT3+4(r1)
+ stw r4,SL_IBAT3+4(r11)
BEGIN_MMU_FTR_SECTION
mfspr r4,SPRN_DBAT4U
- stw r4,SL_DBAT4(r1)
+ stw r4,SL_DBAT4(r11)
mfspr r4,SPRN_DBAT4L
- stw r4,SL_DBAT4+4(r1)
+ stw r4,SL_DBAT4+4(r11)
mfspr r4,SPRN_DBAT5U
- stw r4,SL_DBAT5(r1)
+ stw r4,SL_DBAT5(r11)
mfspr r4,SPRN_DBAT5L
- stw r4,SL_DBAT5+4(r1)
+ stw r4,SL_DBAT5+4(r11)
mfspr r4,SPRN_DBAT6U
- stw r4,SL_DBAT6(r1)
+ stw r4,SL_DBAT6(r11)
mfspr r4,SPRN_DBAT6L
- stw r4,SL_DBAT6+4(r1)
+ stw r4,SL_DBAT6+4(r11)
mfspr r4,SPRN_DBAT7U
- stw r4,SL_DBAT7(r1)
+ stw r4,SL_DBAT7(r11)
mfspr r4,SPRN_DBAT7L
- stw r4,SL_DBAT7+4(r1)
+ stw r4,SL_DBAT7+4(r11)
mfspr r4,SPRN_IBAT4U
- stw r4,SL_IBAT4(r1)
+ stw r4,SL_IBAT4(r11)
mfspr r4,SPRN_IBAT4L
- stw r4,SL_IBAT4+4(r1)
+ stw r4,SL_IBAT4+4(r11)
mfspr r4,SPRN_IBAT5U
- stw r4,SL_IBAT5(r1)
+ stw r4,SL_IBAT5(r11)
mfspr r4,SPRN_IBAT5L
- stw r4,SL_IBAT5+4(r1)
+ stw r4,SL_IBAT5+4(r11)
mfspr r4,SPRN_IBAT6U
- stw r4,SL_IBAT6(r1)
+ stw r4,SL_IBAT6(r11)
mfspr r4,SPRN_IBAT6L
- stw r4,SL_IBAT6+4(r1)
+ stw r4,SL_IBAT6+4(r11)
mfspr r4,SPRN_IBAT7U
- stw r4,SL_IBAT7(r1)
+ stw r4,SL_IBAT7(r11)
mfspr r4,SPRN_IBAT7L
- stw r4,SL_IBAT7+4(r1)
+ stw r4,SL_IBAT7+4(r11)
END_MMU_FTR_SECTION_IFSET(MMU_FTR_USE_HIGH_BATS)
/* Backup various CPU config stuffs */
@@ -180,9 +183,9 @@ END_MMU_FTR_SECTION_IFSET(MMU_FTR_USE_HIGH_BATS)
lis r5,grackle_wake_up@ha
addi r5,r5,grackle_wake_up@l
tophys(r5,r5)
- stw r5,SL_PC(r1)
+ stw r5,SL_PC(r11)
lis r4,KERNELBASE@h
- tophys(r5,r1)
+ tophys(r5,r11)
addi r5,r5,SL_PC
lis r6,MAGIC@ha
addi r6,r6,MAGIC@l
@@ -194,12 +197,6 @@ END_MMU_FTR_SECTION_IFSET(MMU_FTR_USE_HIGH_BATS)
tophys(r3,r3)
stw r3,0x80(r4)
stw r5,0x84(r4)
- /* Store a pointer to our backup storage into
- * a kernel global
- */
- lis r3,sleep_storage@ha
- addi r3,r3,sleep_storage@l
- stw r5,0(r3)
.globl low_cpu_offline_self
low_cpu_offline_self:
@@ -279,7 +276,7 @@ _GLOBAL(core99_wake_up)
lis r3,sleep_storage@ha
addi r3,r3,sleep_storage@l
tophys(r3,r3)
- lwz r1,0(r3)
+ addi r1,r3,SL_PC
/* Pass thru to older resume code ... */
_ASM_NOKPROBE_SYMBOL(core99_wake_up)
@@ -399,13 +396,6 @@ END_MMU_FTR_SECTION_IFSET(MMU_FTR_USE_HIGH_BATS)
blt 1b
sync
- /* restore the MSR and turn on the MMU */
- lwz r3,SL_MSR(r1)
- bl turn_on_mmu
-
- /* get back the stack pointer */
- tovirt(r1,r1)
-
/* Restore TB */
li r3,0
mttbl r3
@@ -419,28 +409,24 @@ END_MMU_FTR_SECTION_IFSET(MMU_FTR_USE_HIGH_BATS)
mtcr r0
lwz r2,SL_R2(r1)
lmw r12,SL_R12(r1)
- addi r1,r1,SL_SIZE
- lwz r0,4(r1)
- mtlr r0
- blr
-_ASM_NOKPROBE_SYMBOL(grackle_wake_up)
-turn_on_mmu:
- mflr r4
- tovirt(r4,r4)
+ /* restore the MSR and SP and turn on the MMU and return */
+ lwz r3,SL_MSR(r1)
+ lwz r4,SL_LR(r1)
+ lwz r1,SL_SP(r1)
mtsrr0 r4
mtsrr1 r3
sync
isync
rfi
-_ASM_NOKPROBE_SYMBOL(turn_on_mmu)
+_ASM_NOKPROBE_SYMBOL(grackle_wake_up)
#endif /* defined(CONFIG_PM) || defined(CONFIG_CPU_FREQ) */
- .section .data
+ .section .bss
.balign L1_CACHE_BYTES
sleep_storage:
- .long 0
+ .space SL_SIZE
.balign L1_CACHE_BYTES, 0
#endif /* CONFIG_PPC_BOOK3S_32 */
diff --git a/arch/powerpc/platforms/powernv/memtrace.c b/arch/powerpc/platforms/powernv/memtrace.c
index 6828108486f8..0e42fe2d7b6a 100644
--- a/arch/powerpc/platforms/powernv/memtrace.c
+++ b/arch/powerpc/platforms/powernv/memtrace.c
@@ -30,6 +30,7 @@ struct memtrace_entry {
char name[16];
};
+static DEFINE_MUTEX(memtrace_mutex);
static u64 memtrace_size;
static struct memtrace_entry *memtrace_array;
@@ -67,6 +68,23 @@ static int change_memblock_state(struct memory_block *mem, void *arg)
return 0;
}
+static void memtrace_clear_range(unsigned long start_pfn,
+ unsigned long nr_pages)
+{
+ unsigned long pfn;
+
+ /*
+ * As pages are offline, we cannot trust the memmap anymore. As HIGHMEM
+ * does not apply, avoid passing around "struct page" and use
+ * clear_page() instead directly.
+ */
+ for (pfn = start_pfn; pfn < start_pfn + nr_pages; pfn++) {
+ if (IS_ALIGNED(pfn, PAGES_PER_SECTION))
+ cond_resched();
+ clear_page(__va(PFN_PHYS(pfn)));
+ }
+}
+
/* called with device_hotplug_lock held */
static bool memtrace_offline_pages(u32 nid, u64 start_pfn, u64 nr_pages)
{
@@ -111,6 +129,11 @@ static u64 memtrace_alloc_node(u32 nid, u64 size)
lock_device_hotplug();
for (base_pfn = end_pfn; base_pfn > start_pfn; base_pfn -= nr_pages) {
if (memtrace_offline_pages(nid, base_pfn, nr_pages) == true) {
+ /*
+ * Clear the range while we still have a linear
+ * mapping.
+ */
+ memtrace_clear_range(base_pfn, nr_pages);
/*
* Remove memory in memory block size chunks so that
* iomem resources are always split to the same size and
@@ -257,6 +280,7 @@ static int memtrace_online(void)
static int memtrace_enable_set(void *data, u64 val)
{
+ int rc = -EAGAIN;
u64 bytes;
/*
@@ -269,25 +293,31 @@ static int memtrace_enable_set(void *data, u64 val)
return -EINVAL;
}
+ mutex_lock(&memtrace_mutex);
+
/* Re-add/online previously removed/offlined memory */
if (memtrace_size) {
if (memtrace_online())
- return -EAGAIN;
+ goto out_unlock;
}
- if (!val)
- return 0;
+ if (!val) {
+ rc = 0;
+ goto out_unlock;
+ }
/* Offline and remove memory */
if (memtrace_init_regions_runtime(val))
- return -EINVAL;
+ goto out_unlock;
if (memtrace_init_debugfs())
- return -EINVAL;
+ goto out_unlock;
memtrace_size = val;
-
- return 0;
+ rc = 0;
+out_unlock:
+ mutex_unlock(&memtrace_mutex);
+ return rc;
}
static int memtrace_enable_get(void *data, u64 *val)
diff --git a/arch/powerpc/platforms/powernv/npu-dma.c b/arch/powerpc/platforms/powernv/npu-dma.c
index abeaa533b976..b711dc3262a3 100644
--- a/arch/powerpc/platforms/powernv/npu-dma.c
+++ b/arch/powerpc/platforms/powernv/npu-dma.c
@@ -385,7 +385,8 @@ static void pnv_npu_peers_take_ownership(struct iommu_table_group *table_group)
for (i = 0; i < npucomp->pe_num; ++i) {
struct pnv_ioda_pe *pe = npucomp->pe[i];
- if (!pe->table_group.ops->take_ownership)
+ if (!pe->table_group.ops ||
+ !pe->table_group.ops->take_ownership)
continue;
pe->table_group.ops->take_ownership(&pe->table_group);
}
@@ -401,7 +402,8 @@ static void pnv_npu_peers_release_ownership(
for (i = 0; i < npucomp->pe_num; ++i) {
struct pnv_ioda_pe *pe = npucomp->pe[i];
- if (!pe->table_group.ops->release_ownership)
+ if (!pe->table_group.ops ||
+ !pe->table_group.ops->release_ownership)
continue;
pe->table_group.ops->release_ownership(&pe->table_group);
}
@@ -623,6 +625,11 @@ int pnv_npu2_map_lpar_dev(struct pci_dev *gpdev, unsigned int lparid,
return -ENODEV;
hose = pci_bus_to_host(npdev->bus);
+ if (hose->npu == NULL) {
+ dev_info_once(&npdev->dev, "Nvlink1 does not support contexts");
+ return 0;
+ }
+
nphb = hose->private_data;
dev_dbg(&gpdev->dev, "Map LPAR opalid=%llu lparid=%u\n",
@@ -670,6 +677,11 @@ int pnv_npu2_unmap_lpar_dev(struct pci_dev *gpdev)
return -ENODEV;
hose = pci_bus_to_host(npdev->bus);
+ if (hose->npu == NULL) {
+ dev_info_once(&npdev->dev, "Nvlink1 does not support contexts");
+ return 0;
+ }
+
nphb = hose->private_data;
dev_dbg(&gpdev->dev, "destroy context opalid=%llu\n",
diff --git a/arch/powerpc/platforms/powernv/pci-sriov.c b/arch/powerpc/platforms/powernv/pci-sriov.c
index c4434f20f42f..28aac933a439 100644
--- a/arch/powerpc/platforms/powernv/pci-sriov.c
+++ b/arch/powerpc/platforms/powernv/pci-sriov.c
@@ -422,7 +422,7 @@ static int pnv_pci_vf_assign_m64(struct pci_dev *pdev, u16 num_vfs)
{
struct pnv_iov_data *iov;
struct pnv_phb *phb;
- unsigned int win;
+ int win;
struct resource *res;
int i, j;
int64_t rc;
diff --git a/arch/powerpc/platforms/pseries/hotplug-cpu.c b/arch/powerpc/platforms/pseries/hotplug-cpu.c
index a02012f1b04a..12cbffd3c2e3 100644
--- a/arch/powerpc/platforms/pseries/hotplug-cpu.c
+++ b/arch/powerpc/platforms/pseries/hotplug-cpu.c
@@ -746,6 +746,7 @@ static int dlpar_cpu_add_by_count(u32 cpus_to_add)
parent = of_find_node_by_path("/cpus");
if (!parent) {
pr_warn("Could not find CPU root node in device tree\n");
+ kfree(cpu_drcs);
return -1;
}
diff --git a/arch/powerpc/platforms/pseries/suspend.c b/arch/powerpc/platforms/pseries/suspend.c
index 81e0ac58d620..64b36a93c33a 100644
--- a/arch/powerpc/platforms/pseries/suspend.c
+++ b/arch/powerpc/platforms/pseries/suspend.c
@@ -13,7 +13,6 @@
#include <asm/mmu.h>
#include <asm/rtas.h>
#include <asm/topology.h>
-#include "../../kernel/cacheinfo.h"
static u64 stream_id;
static struct device suspend_dev;
@@ -78,9 +77,7 @@ static void pseries_suspend_enable_irqs(void)
* Update configuration which can be modified based on device tree
* changes during resume.
*/
- cacheinfo_cpu_offline(smp_processor_id());
post_mobility_fixup();
- cacheinfo_cpu_online(smp_processor_id());
}
/**
@@ -187,7 +184,6 @@ static struct bus_type suspend_subsys = {
static const struct platform_suspend_ops pseries_suspend_ops = {
.valid = suspend_valid_only_mem,
- .begin = pseries_suspend_begin,
.prepare_late = pseries_prepare_late,
.enter = pseries_suspend_enter,
};
diff --git a/arch/powerpc/xmon/nonstdio.c b/arch/powerpc/xmon/nonstdio.c
index 5c1a50912229..9b0d85bff021 100644
--- a/arch/powerpc/xmon/nonstdio.c
+++ b/arch/powerpc/xmon/nonstdio.c
@@ -178,7 +178,7 @@ void xmon_printf(const char *format, ...)
if (n && rc == 0) {
/* No udbg hooks, fallback to printk() - dangerous */
- printk("%s", xmon_outbuf);
+ pr_cont("%s", xmon_outbuf);
}
}
diff --git a/arch/powerpc/xmon/xmon.c b/arch/powerpc/xmon/xmon.c
index 55c43a6c9111..5559edf36756 100644
--- a/arch/powerpc/xmon/xmon.c
+++ b/arch/powerpc/xmon/xmon.c
@@ -1383,6 +1383,7 @@ static long check_bp_loc(unsigned long addr)
return 1;
}
+#ifndef CONFIG_PPC_8xx
static int find_free_data_bpt(void)
{
int i;
@@ -1394,6 +1395,7 @@ static int find_free_data_bpt(void)
printf("Couldn't find free breakpoint register\n");
return -1;
}
+#endif
static void print_data_bpts(void)
{
diff --git a/arch/riscv/mm/init.c b/arch/riscv/mm/init.c
index 8e577f14f120..e4133c20744c 100644
--- a/arch/riscv/mm/init.c
+++ b/arch/riscv/mm/init.c
@@ -174,7 +174,7 @@ void __init setup_bootmem(void)
* Make sure that any memory beyond mem_start + (-PAGE_OFFSET) is removed
* as it is unusable by kernel.
*/
- memblock_enforce_memory_limit(mem_start - PAGE_OFFSET);
+ memblock_enforce_memory_limit(-PAGE_OFFSET);
/* Reserve from the start of the kernel to the end of the kernel */
memblock_reserve(vmlinux_start, vmlinux_end - vmlinux_start);
diff --git a/arch/s390/kernel/entry.S b/arch/s390/kernel/entry.S
index 92beb1444644..6343dca0dbeb 100644
--- a/arch/s390/kernel/entry.S
+++ b/arch/s390/kernel/entry.S
@@ -110,9 +110,9 @@ _LPP_OFFSET = __LC_LPP
#endif
.endm
- .macro SWITCH_ASYNC savearea,timer
+ .macro SWITCH_ASYNC savearea,timer,clock
tmhh %r8,0x0001 # interrupting from user ?
- jnz 2f
+ jnz 4f
#if IS_ENABLED(CONFIG_KVM)
lgr %r14,%r9
larl %r13,.Lsie_gmap
@@ -125,10 +125,26 @@ _LPP_OFFSET = __LC_LPP
#endif
0: larl %r13,.Lpsw_idle_exit
cgr %r13,%r9
- jne 1f
+ jne 3f
- mvc __CLOCK_IDLE_EXIT(8,%r2), __LC_INT_CLOCK
- mvc __TIMER_IDLE_EXIT(8,%r2), __LC_ASYNC_ENTER_TIMER
+ larl %r1,smp_cpu_mtid
+ llgf %r1,0(%r1)
+ ltgr %r1,%r1
+ jz 2f # no SMT, skip mt_cycles calculation
+ .insn rsy,0xeb0000000017,%r1,5,__SF_EMPTY+80(%r15)
+ larl %r3,mt_cycles
+ ag %r3,__LC_PERCPU_OFFSET
+ la %r4,__SF_EMPTY+16(%r15)
+1: lg %r0,0(%r3)
+ slg %r0,0(%r4)
+ alg %r0,64(%r4)
+ stg %r0,0(%r3)
+ la %r3,8(%r3)
+ la %r4,8(%r4)
+ brct %r1,1b
+
+2: mvc __CLOCK_IDLE_EXIT(8,%r2), \clock
+ mvc __TIMER_IDLE_EXIT(8,%r2), \timer
# account system time going idle
ni __LC_CPU_FLAGS+7,255-_CIF_ENABLED_WAIT
@@ -146,17 +162,17 @@ _LPP_OFFSET = __LC_LPP
mvc __LC_LAST_UPDATE_TIMER(8),__TIMER_IDLE_EXIT(%r2)
nihh %r8,0xfcfd # clear wait state and irq bits
-1: lg %r14,__LC_ASYNC_STACK # are we already on the target stack?
+3: lg %r14,__LC_ASYNC_STACK # are we already on the target stack?
slgr %r14,%r15
srag %r14,%r14,STACK_SHIFT
- jnz 3f
+ jnz 5f
CHECK_STACK \savearea
aghi %r15,-(STACK_FRAME_OVERHEAD + __PT_SIZE)
- j 4f
-2: UPDATE_VTIME %r14,%r15,\timer
+ j 6f
+4: UPDATE_VTIME %r14,%r15,\timer
BPENTER __TI_flags(%r12),_TIF_ISOLATE_BP
-3: lg %r15,__LC_ASYNC_STACK # load async stack
-4: la %r11,STACK_FRAME_OVERHEAD(%r15)
+5: lg %r15,__LC_ASYNC_STACK # load async stack
+6: la %r11,STACK_FRAME_OVERHEAD(%r15)
.endm
.macro UPDATE_VTIME w1,w2,enter_timer
@@ -745,7 +761,7 @@ ENTRY(io_int_handler)
stmg %r8,%r15,__LC_SAVE_AREA_ASYNC
lg %r12,__LC_CURRENT
lmg %r8,%r9,__LC_IO_OLD_PSW
- SWITCH_ASYNC __LC_SAVE_AREA_ASYNC,__LC_ASYNC_ENTER_TIMER
+ SWITCH_ASYNC __LC_SAVE_AREA_ASYNC,__LC_ASYNC_ENTER_TIMER,__LC_INT_CLOCK
stmg %r0,%r7,__PT_R0(%r11)
# clear user controlled registers to prevent speculative use
xgr %r0,%r0
@@ -945,7 +961,7 @@ ENTRY(ext_int_handler)
stmg %r8,%r15,__LC_SAVE_AREA_ASYNC
lg %r12,__LC_CURRENT
lmg %r8,%r9,__LC_EXT_OLD_PSW
- SWITCH_ASYNC __LC_SAVE_AREA_ASYNC,__LC_ASYNC_ENTER_TIMER
+ SWITCH_ASYNC __LC_SAVE_AREA_ASYNC,__LC_ASYNC_ENTER_TIMER,__LC_INT_CLOCK
stmg %r0,%r7,__PT_R0(%r11)
# clear user controlled registers to prevent speculative use
xgr %r0,%r0
@@ -1167,7 +1183,7 @@ ENTRY(mcck_int_handler)
TSTMSK __LC_MCCK_CODE,MCCK_CODE_PSW_IA_VALID
jno .Lmcck_panic
4: ssm __LC_PGM_NEW_PSW # turn dat on, keep irqs off
- SWITCH_ASYNC __LC_GPREGS_SAVE_AREA+64,__LC_MCCK_ENTER_TIMER
+ SWITCH_ASYNC __LC_GPREGS_SAVE_AREA+64,__LC_MCCK_ENTER_TIMER,__LC_MCCK_CLOCK
.Lmcck_skip:
lghi %r14,__LC_GPREGS_SAVE_AREA+64
stmg %r0,%r7,__PT_R0(%r11)
diff --git a/arch/s390/kernel/smp.c b/arch/s390/kernel/smp.c
index 390d97daa2b3..3a0d545f0ce8 100644
--- a/arch/s390/kernel/smp.c
+++ b/arch/s390/kernel/smp.c
@@ -896,24 +896,12 @@ static void __no_sanitize_address smp_start_secondary(void *cpuvoid)
/* Upping and downing of CPUs */
int __cpu_up(unsigned int cpu, struct task_struct *tidle)
{
- struct pcpu *pcpu;
- int base, i, rc;
+ struct pcpu *pcpu = pcpu_devices + cpu;
+ int rc;
- pcpu = pcpu_devices + cpu;
if (pcpu->state != CPU_STATE_CONFIGURED)
return -EIO;
- base = smp_get_base_cpu(cpu);
- for (i = 0; i <= smp_cpu_mtid; i++) {
- if (base + i < nr_cpu_ids)
- if (cpu_online(base + i))
- break;
- }
- /*
- * If this is the first CPU of the core to get online
- * do an initial CPU reset.
- */
- if (i > smp_cpu_mtid &&
- pcpu_sigp_retry(pcpu_devices + base, SIGP_INITIAL_CPU_RESET, 0) !=
+ if (pcpu_sigp_retry(pcpu, SIGP_INITIAL_CPU_RESET, 0) !=
SIGP_CC_ORDER_CODE_ACCEPTED)
return -EIO;
diff --git a/arch/s390/lib/test_unwind.c b/arch/s390/lib/test_unwind.c
index 7c988994931f..6bad84c372dc 100644
--- a/arch/s390/lib/test_unwind.c
+++ b/arch/s390/lib/test_unwind.c
@@ -205,12 +205,15 @@ static noinline int unwindme_func3(struct unwindme *u)
/* This function must appear in the backtrace. */
static noinline int unwindme_func2(struct unwindme *u)
{
+ unsigned long flags;
int rc;
if (u->flags & UWM_SWITCH_STACK) {
- preempt_disable();
+ local_irq_save(flags);
+ local_mcck_disable();
rc = CALL_ON_STACK(unwindme_func3, S390_lowcore.nodat_stack, 1, u);
- preempt_enable();
+ local_mcck_enable();
+ local_irq_restore(flags);
return rc;
} else {
return unwindme_func3(u);
diff --git a/arch/s390/purgatory/head.S b/arch/s390/purgatory/head.S
index 5a10ce34b95d..3d1c31e0cf3d 100644
--- a/arch/s390/purgatory/head.S
+++ b/arch/s390/purgatory/head.S
@@ -62,14 +62,15 @@
jh 10b
.endm
-.macro START_NEXT_KERNEL base
+.macro START_NEXT_KERNEL base subcode
lg %r4,kernel_entry-\base(%r13)
lg %r5,load_psw_mask-\base(%r13)
ogr %r4,%r5
stg %r4,0(%r0)
xgr %r0,%r0
- diag %r0,%r0,0x308
+ lghi %r1,\subcode
+ diag %r0,%r1,0x308
.endm
.text
@@ -123,7 +124,7 @@ ENTRY(purgatory_start)
je .start_crash_kernel
/* start normal kernel */
- START_NEXT_KERNEL .base_crash
+ START_NEXT_KERNEL .base_crash 0
.return_old_kernel:
lmg %r6,%r15,gprregs-.base_crash(%r13)
@@ -227,7 +228,7 @@ ENTRY(purgatory_start)
MEMCPY %r9,%r10,%r11
/* start crash kernel */
- START_NEXT_KERNEL .base_dst
+ START_NEXT_KERNEL .base_dst 1
load_psw_mask:
diff --git a/arch/sparc/mm/init_64.c b/arch/sparc/mm/init_64.c
index 96edf64d4fb3..182bb7bdaa0a 100644
--- a/arch/sparc/mm/init_64.c
+++ b/arch/sparc/mm/init_64.c
@@ -2894,7 +2894,7 @@ pgtable_t pte_alloc_one(struct mm_struct *mm)
if (!page)
return NULL;
if (!pgtable_pte_page_ctor(page)) {
- free_unref_page(page);
+ __free_page(page);
return NULL;
}
return (pte_t *) page_address(page);
diff --git a/arch/um/drivers/chan_user.c b/arch/um/drivers/chan_user.c
index 4d80526a4236..d8845d4aac6a 100644
--- a/arch/um/drivers/chan_user.c
+++ b/arch/um/drivers/chan_user.c
@@ -26,10 +26,10 @@ int generic_read(int fd, char *c_out, void *unused)
n = read(fd, c_out, sizeof(*c_out));
if (n > 0)
return n;
- else if (errno == EAGAIN)
- return 0;
else if (n == 0)
return -EIO;
+ else if (errno == EAGAIN)
+ return 0;
return -errno;
}
diff --git a/arch/um/drivers/xterm.c b/arch/um/drivers/xterm.c
index fc7f1e746703..87ca4a47cd66 100644
--- a/arch/um/drivers/xterm.c
+++ b/arch/um/drivers/xterm.c
@@ -18,6 +18,7 @@
struct xterm_chan {
int pid;
int helper_pid;
+ int chan_fd;
char *title;
int device;
int raw;
@@ -33,6 +34,7 @@ static void *xterm_init(char *str, int device, const struct chan_opts *opts)
return NULL;
*data = ((struct xterm_chan) { .pid = -1,
.helper_pid = -1,
+ .chan_fd = -1,
.device = device,
.title = opts->xterm_title,
.raw = opts->raw } );
@@ -149,6 +151,7 @@ static int xterm_open(int input, int output, int primary, void *d,
goto out_kill;
}
+ data->chan_fd = fd;
new = xterm_fd(fd, &data->helper_pid);
if (new < 0) {
err = new;
@@ -206,6 +209,8 @@ static void xterm_close(int fd, void *d)
os_kill_process(data->helper_pid, 0);
data->helper_pid = -1;
+ if (data->chan_fd != -1)
+ os_close_file(data->chan_fd);
os_close_file(fd);
}
diff --git a/arch/um/kernel/time.c b/arch/um/kernel/time.c
index 3d109ff3309b..8dafc3f2add4 100644
--- a/arch/um/kernel/time.c
+++ b/arch/um/kernel/time.c
@@ -260,11 +260,6 @@ static void __time_travel_add_event(struct time_travel_event *e,
struct time_travel_event *tmp;
bool inserted = false;
- if (WARN(time_travel_mode == TT_MODE_BASIC &&
- e != &time_travel_timer_event,
- "only timer events can be handled in basic mode"))
- return;
-
if (e->pending)
return;
diff --git a/arch/um/os-Linux/irq.c b/arch/um/os-Linux/irq.c
index d508310ee5e1..f1732c308c61 100644
--- a/arch/um/os-Linux/irq.c
+++ b/arch/um/os-Linux/irq.c
@@ -48,7 +48,7 @@ int os_epoll_triggered(int index, int events)
int os_event_mask(int irq_type)
{
if (irq_type == IRQ_READ)
- return EPOLLIN | EPOLLPRI;
+ return EPOLLIN | EPOLLPRI | EPOLLERR | EPOLLHUP | EPOLLRDHUP;
if (irq_type == IRQ_WRITE)
return EPOLLOUT;
return 0;
diff --git a/arch/um/os-Linux/umid.c b/arch/um/os-Linux/umid.c
index 1d7558dac75f..a3dd61521d24 100644
--- a/arch/um/os-Linux/umid.c
+++ b/arch/um/os-Linux/umid.c
@@ -137,20 +137,13 @@ static inline int is_umdir_used(char *dir)
{
char pid[sizeof("nnnnnnnnn")], *end, *file;
int dead, fd, p, n, err;
- size_t filelen;
+ size_t filelen = strlen(dir) + sizeof("/pid") + 1;
- err = asprintf(&file, "%s/pid", dir);
- if (err < 0)
- return 0;
-
- filelen = strlen(file);
+ file = malloc(filelen);
+ if (!file)
+ return -ENOMEM;
- n = snprintf(file, filelen, "%s/pid", dir);
- if (n >= filelen) {
- printk(UM_KERN_ERR "is_umdir_used - pid filename too long\n");
- err = -E2BIG;
- goto out;
- }
+ snprintf(file, filelen, "%s/pid", dir);
dead = 0;
fd = open(file, O_RDONLY);
diff --git a/arch/x86/events/intel/core.c b/arch/x86/events/intel/core.c
index af457f8cb29d..7d4d89fa8647 100644
--- a/arch/x86/events/intel/core.c
+++ b/arch/x86/events/intel/core.c
@@ -257,7 +257,8 @@ static struct event_constraint intel_icl_event_constraints[] = {
INTEL_EVENT_CONSTRAINT_RANGE(0x48, 0x54, 0xf),
INTEL_EVENT_CONSTRAINT_RANGE(0x60, 0x8b, 0xf),
INTEL_UEVENT_CONSTRAINT(0x04a3, 0xff), /* CYCLE_ACTIVITY.STALLS_TOTAL */
- INTEL_UEVENT_CONSTRAINT(0x10a3, 0xff), /* CYCLE_ACTIVITY.STALLS_MEM_ANY */
+ INTEL_UEVENT_CONSTRAINT(0x10a3, 0xff), /* CYCLE_ACTIVITY.CYCLES_MEM_ANY */
+ INTEL_UEVENT_CONSTRAINT(0x14a3, 0xff), /* CYCLE_ACTIVITY.STALLS_MEM_ANY */
INTEL_EVENT_CONSTRAINT(0xa3, 0xf), /* CYCLE_ACTIVITY.* */
INTEL_EVENT_CONSTRAINT_RANGE(0xa8, 0xb0, 0xf),
INTEL_EVENT_CONSTRAINT_RANGE(0xb7, 0xbd, 0xf),
@@ -5464,7 +5465,7 @@ __init int intel_pmu_init(void)
mem_attr = icl_events_attrs;
td_attr = icl_td_events_attrs;
tsx_attr = icl_tsx_events_attrs;
- x86_pmu.rtm_abort_event = X86_CONFIG(.event=0xca, .umask=0x02);
+ x86_pmu.rtm_abort_event = X86_CONFIG(.event=0xc9, .umask=0x04);
x86_pmu.lbr_pt_coexist = true;
intel_pmu_pebs_data_source_skl(pmem);
x86_pmu.update_topdown_event = icl_update_topdown_event;
diff --git a/arch/x86/events/intel/lbr.c b/arch/x86/events/intel/lbr.c
index 8961653c5dd2..e2b0efcba101 100644
--- a/arch/x86/events/intel/lbr.c
+++ b/arch/x86/events/intel/lbr.c
@@ -919,7 +919,7 @@ static __always_inline bool get_lbr_predicted(u64 info)
return !(info & LBR_INFO_MISPRED);
}
-static __always_inline bool get_lbr_cycles(u64 info)
+static __always_inline u16 get_lbr_cycles(u64 info)
{
if (static_cpu_has(X86_FEATURE_ARCH_LBR) &&
!(x86_pmu.lbr_timed_lbr && info & LBR_INFO_CYC_CNT_VALID))
diff --git a/arch/x86/include/asm/apic.h b/arch/x86/include/asm/apic.h
index 4e3099d9ae62..57af25cb44f6 100644
--- a/arch/x86/include/asm/apic.h
+++ b/arch/x86/include/asm/apic.h
@@ -259,6 +259,7 @@ static inline u64 native_x2apic_icr_read(void)
extern int x2apic_mode;
extern int x2apic_phys;
+extern void __init x2apic_set_max_apicid(u32 apicid);
extern void __init check_x2apic(void);
extern void x2apic_setup(void);
static inline int x2apic_enabled(void)
diff --git a/arch/x86/include/asm/cacheinfo.h b/arch/x86/include/asm/cacheinfo.h
index 86b63c7feab7..86b2e0dcc4bf 100644
--- a/arch/x86/include/asm/cacheinfo.h
+++ b/arch/x86/include/asm/cacheinfo.h
@@ -2,7 +2,7 @@
#ifndef _ASM_X86_CACHEINFO_H
#define _ASM_X86_CACHEINFO_H
-void cacheinfo_amd_init_llc_id(struct cpuinfo_x86 *c, int cpu, u8 node_id);
-void cacheinfo_hygon_init_llc_id(struct cpuinfo_x86 *c, int cpu, u8 node_id);
+void cacheinfo_amd_init_llc_id(struct cpuinfo_x86 *c, int cpu);
+void cacheinfo_hygon_init_llc_id(struct cpuinfo_x86 *c, int cpu);
#endif /* _ASM_X86_CACHEINFO_H */
diff --git a/arch/x86/include/asm/mce.h b/arch/x86/include/asm/mce.h
index a0f147893a04..fc25c88c7ff2 100644
--- a/arch/x86/include/asm/mce.h
+++ b/arch/x86/include/asm/mce.h
@@ -177,7 +177,8 @@ enum mce_notifier_prios {
MCE_PRIO_EXTLOG,
MCE_PRIO_UC,
MCE_PRIO_EARLY,
- MCE_PRIO_CEC
+ MCE_PRIO_CEC,
+ MCE_PRIO_HIGHEST = MCE_PRIO_CEC
};
struct notifier_block;
diff --git a/arch/x86/kernel/apic/apic.c b/arch/x86/kernel/apic/apic.c
index b3eef1d5c903..113f6ca7b828 100644
--- a/arch/x86/kernel/apic/apic.c
+++ b/arch/x86/kernel/apic/apic.c
@@ -1841,20 +1841,22 @@ static __init void try_to_enable_x2apic(int remap_mode)
return;
if (remap_mode != IRQ_REMAP_X2APIC_MODE) {
- /* IR is required if there is APIC ID > 255 even when running
- * under KVM
+ /*
+ * Using X2APIC without IR is not architecturally supported
+ * on bare metal but may be supported in guests.
*/
- if (max_physical_apicid > 255 ||
- !x86_init.hyper.x2apic_available()) {
+ if (!x86_init.hyper.x2apic_available()) {
pr_info("x2apic: IRQ remapping doesn't support X2APIC mode\n");
x2apic_disable();
return;
}
/*
- * without IR all CPUs can be addressed by IOAPIC/MSI
- * only in physical mode
+ * Without IR, all CPUs can be addressed by IOAPIC/MSI only
+ * in physical mode, and CPUs with an APIC ID that cannnot
+ * be addressed must not be brought online.
*/
+ x2apic_set_max_apicid(255);
x2apic_phys = 1;
}
x2apic_enable();
diff --git a/arch/x86/kernel/apic/x2apic_phys.c b/arch/x86/kernel/apic/x2apic_phys.c
index bc9693841353..e14eae6d6ea7 100644
--- a/arch/x86/kernel/apic/x2apic_phys.c
+++ b/arch/x86/kernel/apic/x2apic_phys.c
@@ -8,6 +8,12 @@
int x2apic_phys;
static struct apic apic_x2apic_phys;
+static u32 x2apic_max_apicid __ro_after_init;
+
+void __init x2apic_set_max_apicid(u32 apicid)
+{
+ x2apic_max_apicid = apicid;
+}
static int __init set_x2apic_phys_mode(char *arg)
{
@@ -98,6 +104,9 @@ static int x2apic_phys_probe(void)
/* Common x2apic functions, also used by x2apic_cluster */
int x2apic_apic_id_valid(u32 apicid)
{
+ if (x2apic_max_apicid && apicid > x2apic_max_apicid)
+ return 0;
+
return 1;
}
diff --git a/arch/x86/kernel/cpu/amd.c b/arch/x86/kernel/cpu/amd.c
index 6062ce586b95..2f1fbd8150af 100644
--- a/arch/x86/kernel/cpu/amd.c
+++ b/arch/x86/kernel/cpu/amd.c
@@ -330,7 +330,6 @@ static void legacy_fixup_core_id(struct cpuinfo_x86 *c)
*/
static void amd_get_topology(struct cpuinfo_x86 *c)
{
- u8 node_id;
int cpu = smp_processor_id();
/* get information required for multi-node processors */
@@ -340,7 +339,7 @@ static void amd_get_topology(struct cpuinfo_x86 *c)
cpuid(0x8000001e, &eax, &ebx, &ecx, &edx);
- node_id = ecx & 0xff;
+ c->cpu_die_id = ecx & 0xff;
if (c->x86 == 0x15)
c->cu_id = ebx & 0xff;
@@ -360,15 +359,15 @@ static void amd_get_topology(struct cpuinfo_x86 *c)
if (!err)
c->x86_coreid_bits = get_count_order(c->x86_max_cores);
- cacheinfo_amd_init_llc_id(c, cpu, node_id);
+ cacheinfo_amd_init_llc_id(c, cpu);
} else if (cpu_has(c, X86_FEATURE_NODEID_MSR)) {
u64 value;
rdmsrl(MSR_FAM10H_NODE_ID, value);
- node_id = value & 7;
+ c->cpu_die_id = value & 7;
- per_cpu(cpu_llc_id, cpu) = node_id;
+ per_cpu(cpu_llc_id, cpu) = c->cpu_die_id;
} else
return;
@@ -393,7 +392,7 @@ static void amd_detect_cmp(struct cpuinfo_x86 *c)
/* Convert the initial APIC ID into the socket ID */
c->phys_proc_id = c->initial_apicid >> bits;
/* use socket ID also for last level cache */
- per_cpu(cpu_llc_id, cpu) = c->phys_proc_id;
+ per_cpu(cpu_llc_id, cpu) = c->cpu_die_id = c->phys_proc_id;
}
static void amd_detect_ppin(struct cpuinfo_x86 *c)
diff --git a/arch/x86/kernel/cpu/cacheinfo.c b/arch/x86/kernel/cpu/cacheinfo.c
index 57074cf3ad7c..f9ac682e75e7 100644
--- a/arch/x86/kernel/cpu/cacheinfo.c
+++ b/arch/x86/kernel/cpu/cacheinfo.c
@@ -646,7 +646,7 @@ static int find_num_cache_leaves(struct cpuinfo_x86 *c)
return i;
}
-void cacheinfo_amd_init_llc_id(struct cpuinfo_x86 *c, int cpu, u8 node_id)
+void cacheinfo_amd_init_llc_id(struct cpuinfo_x86 *c, int cpu)
{
/*
* We may have multiple LLCs if L3 caches exist, so check if we
@@ -657,7 +657,7 @@ void cacheinfo_amd_init_llc_id(struct cpuinfo_x86 *c, int cpu, u8 node_id)
if (c->x86 < 0x17) {
/* LLC is at the node level. */
- per_cpu(cpu_llc_id, cpu) = node_id;
+ per_cpu(cpu_llc_id, cpu) = c->cpu_die_id;
} else if (c->x86 == 0x17 && c->x86_model <= 0x1F) {
/*
* LLC is at the core complex level.
@@ -684,7 +684,7 @@ void cacheinfo_amd_init_llc_id(struct cpuinfo_x86 *c, int cpu, u8 node_id)
}
}
-void cacheinfo_hygon_init_llc_id(struct cpuinfo_x86 *c, int cpu, u8 node_id)
+void cacheinfo_hygon_init_llc_id(struct cpuinfo_x86 *c, int cpu)
{
/*
* We may have multiple LLCs if L3 caches exist, so check if we
diff --git a/arch/x86/kernel/cpu/hygon.c b/arch/x86/kernel/cpu/hygon.c
index ac6c30e5801d..dc0840aae26c 100644
--- a/arch/x86/kernel/cpu/hygon.c
+++ b/arch/x86/kernel/cpu/hygon.c
@@ -65,7 +65,6 @@ static void hygon_get_topology_early(struct cpuinfo_x86 *c)
*/
static void hygon_get_topology(struct cpuinfo_x86 *c)
{
- u8 node_id;
int cpu = smp_processor_id();
/* get information required for multi-node processors */
@@ -75,7 +74,7 @@ static void hygon_get_topology(struct cpuinfo_x86 *c)
cpuid(0x8000001e, &eax, &ebx, &ecx, &edx);
- node_id = ecx & 0xff;
+ c->cpu_die_id = ecx & 0xff;
c->cpu_core_id = ebx & 0xff;
@@ -93,14 +92,14 @@ static void hygon_get_topology(struct cpuinfo_x86 *c)
/* Socket ID is ApicId[6] for these processors. */
c->phys_proc_id = c->apicid >> APICID_SOCKET_ID_BIT;
- cacheinfo_hygon_init_llc_id(c, cpu, node_id);
+ cacheinfo_hygon_init_llc_id(c, cpu);
} else if (cpu_has(c, X86_FEATURE_NODEID_MSR)) {
u64 value;
rdmsrl(MSR_FAM10H_NODE_ID, value);
- node_id = value & 7;
+ c->cpu_die_id = value & 7;
- per_cpu(cpu_llc_id, cpu) = node_id;
+ per_cpu(cpu_llc_id, cpu) = c->cpu_die_id;
} else
return;
@@ -123,7 +122,7 @@ static void hygon_detect_cmp(struct cpuinfo_x86 *c)
/* Convert the initial APIC ID into the socket ID */
c->phys_proc_id = c->initial_apicid >> bits;
/* use socket ID also for last level cache */
- per_cpu(cpu_llc_id, cpu) = c->phys_proc_id;
+ per_cpu(cpu_llc_id, cpu) = c->cpu_die_id = c->phys_proc_id;
}
static void srat_detect_node(struct cpuinfo_x86 *c)
diff --git a/arch/x86/kernel/cpu/mce/core.c b/arch/x86/kernel/cpu/mce/core.c
index 32b7099e3511..311688202ea5 100644
--- a/arch/x86/kernel/cpu/mce/core.c
+++ b/arch/x86/kernel/cpu/mce/core.c
@@ -162,7 +162,8 @@ EXPORT_SYMBOL_GPL(mce_log);
void mce_register_decode_chain(struct notifier_block *nb)
{
- if (WARN_ON(nb->priority > MCE_PRIO_MCELOG && nb->priority < MCE_PRIO_EDAC))
+ if (WARN_ON(nb->priority < MCE_PRIO_LOWEST ||
+ nb->priority > MCE_PRIO_HIGHEST))
return;
blocking_notifier_chain_register(&x86_mce_decoder_chain, nb);
diff --git a/arch/x86/kernel/kprobes/core.c b/arch/x86/kernel/kprobes/core.c
index 547c7abb39f5..39f7d8c3c064 100644
--- a/arch/x86/kernel/kprobes/core.c
+++ b/arch/x86/kernel/kprobes/core.c
@@ -937,6 +937,11 @@ int kprobe_fault_handler(struct pt_regs *regs, int trapnr)
* So clear it by resetting the current kprobe:
*/
regs->flags &= ~X86_EFLAGS_TF;
+ /*
+ * Since the single step (trap) has been cancelled,
+ * we need to restore BTF here.
+ */
+ restore_btf();
/*
* If the TF flag was set before the kprobe hit,
diff --git a/arch/x86/kernel/tboot.c b/arch/x86/kernel/tboot.c
index ae64f98ec2ab..4c09ba110204 100644
--- a/arch/x86/kernel/tboot.c
+++ b/arch/x86/kernel/tboot.c
@@ -93,6 +93,7 @@ static struct mm_struct tboot_mm = {
.pgd = swapper_pg_dir,
.mm_users = ATOMIC_INIT(2),
.mm_count = ATOMIC_INIT(1),
+ .write_protect_seq = SEQCNT_ZERO(tboot_mm.write_protect_seq),
MMAP_LOCK_INITIALIZER(init_mm)
.page_table_lock = __SPIN_LOCK_UNLOCKED(init_mm.page_table_lock),
.mmlist = LIST_HEAD_INIT(init_mm.mmlist),
diff --git a/arch/x86/kvm/cpuid.h b/arch/x86/kvm/cpuid.h
index f7a6e8f83783..dc921d76e42e 100644
--- a/arch/x86/kvm/cpuid.h
+++ b/arch/x86/kvm/cpuid.h
@@ -264,6 +264,20 @@ static inline int guest_cpuid_stepping(struct kvm_vcpu *vcpu)
return x86_stepping(best->eax);
}
+static inline bool guest_has_spec_ctrl_msr(struct kvm_vcpu *vcpu)
+{
+ return (guest_cpuid_has(vcpu, X86_FEATURE_SPEC_CTRL) ||
+ guest_cpuid_has(vcpu, X86_FEATURE_AMD_STIBP) ||
+ guest_cpuid_has(vcpu, X86_FEATURE_AMD_IBRS) ||
+ guest_cpuid_has(vcpu, X86_FEATURE_AMD_SSBD));
+}
+
+static inline bool guest_has_pred_cmd_msr(struct kvm_vcpu *vcpu)
+{
+ return (guest_cpuid_has(vcpu, X86_FEATURE_SPEC_CTRL) ||
+ guest_cpuid_has(vcpu, X86_FEATURE_AMD_IBPB));
+}
+
static inline bool supports_cpuid_fault(struct kvm_vcpu *vcpu)
{
return vcpu->arch.msr_platform_info & MSR_PLATFORM_INFO_CPUID_FAULT;
diff --git a/arch/x86/kvm/svm/sev.c b/arch/x86/kvm/svm/sev.c
index 566f4d18185b..5c9630c3f6ba 100644
--- a/arch/x86/kvm/svm/sev.c
+++ b/arch/x86/kvm/svm/sev.c
@@ -1127,9 +1127,6 @@ void sev_vm_destroy(struct kvm *kvm)
int __init sev_hardware_setup(void)
{
- struct sev_user_data_status *status;
- int rc;
-
/* Maximum number of encrypted guests supported simultaneously */
max_sev_asid = cpuid_ecx(0x8000001F);
@@ -1148,26 +1145,9 @@ int __init sev_hardware_setup(void)
if (!sev_reclaim_asid_bitmap)
return 1;
- status = kmalloc(sizeof(*status), GFP_KERNEL);
- if (!status)
- return 1;
-
- /*
- * Check SEV platform status.
- *
- * PLATFORM_STATUS can be called in any state, if we failed to query
- * the PLATFORM status then either PSP firmware does not support SEV
- * feature or SEV firmware is dead.
- */
- rc = sev_platform_status(status, NULL);
- if (rc)
- goto err;
-
pr_info("SEV supported\n");
-err:
- kfree(status);
- return rc;
+ return 0;
}
void sev_hardware_teardown(void)
diff --git a/arch/x86/kvm/svm/svm.c b/arch/x86/kvm/svm/svm.c
index da7eb4aaf44f..94b0cb833045 100644
--- a/arch/x86/kvm/svm/svm.c
+++ b/arch/x86/kvm/svm/svm.c
@@ -2543,10 +2543,7 @@ static int svm_get_msr(struct kvm_vcpu *vcpu, struct msr_data *msr_info)
break;
case MSR_IA32_SPEC_CTRL:
if (!msr_info->host_initiated &&
- !guest_cpuid_has(vcpu, X86_FEATURE_SPEC_CTRL) &&
- !guest_cpuid_has(vcpu, X86_FEATURE_AMD_STIBP) &&
- !guest_cpuid_has(vcpu, X86_FEATURE_AMD_IBRS) &&
- !guest_cpuid_has(vcpu, X86_FEATURE_AMD_SSBD))
+ !guest_has_spec_ctrl_msr(vcpu))
return 1;
msr_info->data = svm->spec_ctrl;
@@ -2630,10 +2627,7 @@ static int svm_set_msr(struct kvm_vcpu *vcpu, struct msr_data *msr)
break;
case MSR_IA32_SPEC_CTRL:
if (!msr->host_initiated &&
- !guest_cpuid_has(vcpu, X86_FEATURE_SPEC_CTRL) &&
- !guest_cpuid_has(vcpu, X86_FEATURE_AMD_STIBP) &&
- !guest_cpuid_has(vcpu, X86_FEATURE_AMD_IBRS) &&
- !guest_cpuid_has(vcpu, X86_FEATURE_AMD_SSBD))
+ !guest_has_spec_ctrl_msr(vcpu))
return 1;
if (kvm_spec_ctrl_test_value(data))
@@ -2658,12 +2652,12 @@ static int svm_set_msr(struct kvm_vcpu *vcpu, struct msr_data *msr)
break;
case MSR_IA32_PRED_CMD:
if (!msr->host_initiated &&
- !guest_cpuid_has(vcpu, X86_FEATURE_AMD_IBPB))
+ !guest_has_pred_cmd_msr(vcpu))
return 1;
if (data & ~PRED_CMD_IBPB)
return 1;
- if (!boot_cpu_has(X86_FEATURE_AMD_IBPB))
+ if (!boot_cpu_has(X86_FEATURE_IBPB))
return 1;
if (!data)
break;
diff --git a/arch/x86/kvm/vmx/vmx.c b/arch/x86/kvm/vmx/vmx.c
index 47b8357b9751..c01aac2bac37 100644
--- a/arch/x86/kvm/vmx/vmx.c
+++ b/arch/x86/kvm/vmx/vmx.c
@@ -1826,7 +1826,7 @@ static int vmx_get_msr(struct kvm_vcpu *vcpu, struct msr_data *msr_info)
break;
case MSR_IA32_SPEC_CTRL:
if (!msr_info->host_initiated &&
- !guest_cpuid_has(vcpu, X86_FEATURE_SPEC_CTRL))
+ !guest_has_spec_ctrl_msr(vcpu))
return 1;
msr_info->data = to_vmx(vcpu)->spec_ctrl;
@@ -2028,7 +2028,7 @@ static int vmx_set_msr(struct kvm_vcpu *vcpu, struct msr_data *msr_info)
break;
case MSR_IA32_SPEC_CTRL:
if (!msr_info->host_initiated &&
- !guest_cpuid_has(vcpu, X86_FEATURE_SPEC_CTRL))
+ !guest_has_spec_ctrl_msr(vcpu))
return 1;
if (kvm_spec_ctrl_test_value(data))
@@ -2063,12 +2063,12 @@ static int vmx_set_msr(struct kvm_vcpu *vcpu, struct msr_data *msr_info)
goto find_uret_msr;
case MSR_IA32_PRED_CMD:
if (!msr_info->host_initiated &&
- !guest_cpuid_has(vcpu, X86_FEATURE_SPEC_CTRL))
+ !guest_has_pred_cmd_msr(vcpu))
return 1;
if (data & ~PRED_CMD_IBPB)
return 1;
- if (!boot_cpu_has(X86_FEATURE_SPEC_CTRL))
+ if (!boot_cpu_has(X86_FEATURE_IBPB))
return 1;
if (!data)
break;
diff --git a/arch/x86/mm/ident_map.c b/arch/x86/mm/ident_map.c
index fe7a12599d8e..968d7005f4a7 100644
--- a/arch/x86/mm/ident_map.c
+++ b/arch/x86/mm/ident_map.c
@@ -62,6 +62,7 @@ static int ident_p4d_init(struct x86_mapping_info *info, p4d_t *p4d_page,
unsigned long addr, unsigned long end)
{
unsigned long next;
+ int result;
for (; addr < end; addr = next) {
p4d_t *p4d = p4d_page + p4d_index(addr);
@@ -73,13 +74,20 @@ static int ident_p4d_init(struct x86_mapping_info *info, p4d_t *p4d_page,
if (p4d_present(*p4d)) {
pud = pud_offset(p4d, 0);
- ident_pud_init(info, pud, addr, next);
+ result = ident_pud_init(info, pud, addr, next);
+ if (result)
+ return result;
+
continue;
}
pud = (pud_t *)info->alloc_pgt_page(info->context);
if (!pud)
return -ENOMEM;
- ident_pud_init(info, pud, addr, next);
+
+ result = ident_pud_init(info, pud, addr, next);
+ if (result)
+ return result;
+
set_p4d(p4d, __p4d(__pa(pud) | info->kernpg_flag));
}
diff --git a/crypto/Kconfig b/crypto/Kconfig
index 094ef56ab7b4..37de7d006858 100644
--- a/crypto/Kconfig
+++ b/crypto/Kconfig
@@ -145,7 +145,7 @@ config CRYPTO_MANAGER_DISABLE_TESTS
config CRYPTO_MANAGER_EXTRA_TESTS
bool "Enable extra run-time crypto self tests"
- depends on DEBUG_KERNEL && !CRYPTO_MANAGER_DISABLE_TESTS
+ depends on DEBUG_KERNEL && !CRYPTO_MANAGER_DISABLE_TESTS && CRYPTO_MANAGER
help
Enable extra run-time self tests of registered crypto algorithms,
including randomized fuzz tests.
diff --git a/crypto/ecdh.c b/crypto/ecdh.c
index b0232d6ab4ce..d56b8603dec9 100644
--- a/crypto/ecdh.c
+++ b/crypto/ecdh.c
@@ -53,12 +53,13 @@ static int ecdh_set_secret(struct crypto_kpp *tfm, const void *buf,
return ecc_gen_privkey(ctx->curve_id, ctx->ndigits,
ctx->private_key);
- if (ecc_is_key_valid(ctx->curve_id, ctx->ndigits,
- (const u64 *)params.key, params.key_size) < 0)
- return -EINVAL;
-
memcpy(ctx->private_key, params.key, params.key_size);
+ if (ecc_is_key_valid(ctx->curve_id, ctx->ndigits,
+ ctx->private_key, params.key_size) < 0) {
+ memzero_explicit(ctx->private_key, params.key_size);
+ return -EINVAL;
+ }
return 0;
}
diff --git a/drivers/accessibility/speakup/speakup_dectlk.c b/drivers/accessibility/speakup/speakup_dectlk.c
index 780214b5ca16..ab6d61e80b1c 100644
--- a/drivers/accessibility/speakup/speakup_dectlk.c
+++ b/drivers/accessibility/speakup/speakup_dectlk.c
@@ -37,7 +37,7 @@ static unsigned char get_index(struct spk_synth *synth);
static int in_escape;
static int is_flushing;
-static spinlock_t flush_lock;
+static DEFINE_SPINLOCK(flush_lock);
static DECLARE_WAIT_QUEUE_HEAD(flush);
static struct var_t vars[] = {
diff --git a/drivers/acpi/acpi_pnp.c b/drivers/acpi/acpi_pnp.c
index 4ed755a963aa..8f2dc176bb41 100644
--- a/drivers/acpi/acpi_pnp.c
+++ b/drivers/acpi/acpi_pnp.c
@@ -319,6 +319,9 @@ static bool matching_id(const char *idstr, const char *list_id)
{
int i;
+ if (strlen(idstr) != strlen(list_id))
+ return false;
+
if (memcmp(idstr, list_id, 3))
return false;
diff --git a/drivers/acpi/device_pm.c b/drivers/acpi/device_pm.c
index 94d91c67aeae..ef77dbcaf58f 100644
--- a/drivers/acpi/device_pm.c
+++ b/drivers/acpi/device_pm.c
@@ -749,7 +749,7 @@ static void acpi_pm_notify_work_func(struct acpi_device_wakeup_context *context)
static DEFINE_MUTEX(acpi_wakeup_lock);
static int __acpi_device_wakeup_enable(struct acpi_device *adev,
- u32 target_state, int max_count)
+ u32 target_state)
{
struct acpi_device_wakeup *wakeup = &adev->wakeup;
acpi_status status;
@@ -757,9 +757,10 @@ static int __acpi_device_wakeup_enable(struct acpi_device *adev,
mutex_lock(&acpi_wakeup_lock);
- if (wakeup->enable_count >= max_count)
+ if (wakeup->enable_count >= INT_MAX) {
+ acpi_handle_info(adev->handle, "Wakeup enable count out of bounds!\n");
goto out;
-
+ }
if (wakeup->enable_count > 0)
goto inc;
@@ -799,7 +800,7 @@ static int __acpi_device_wakeup_enable(struct acpi_device *adev,
*/
static int acpi_device_wakeup_enable(struct acpi_device *adev, u32 target_state)
{
- return __acpi_device_wakeup_enable(adev, target_state, 1);
+ return __acpi_device_wakeup_enable(adev, target_state);
}
/**
@@ -829,8 +830,12 @@ static void acpi_device_wakeup_disable(struct acpi_device *adev)
mutex_unlock(&acpi_wakeup_lock);
}
-static int __acpi_pm_set_device_wakeup(struct device *dev, bool enable,
- int max_count)
+/**
+ * acpi_pm_set_device_wakeup - Enable/disable remote wakeup for given device.
+ * @dev: Device to enable/disable to generate wakeup events.
+ * @enable: Whether to enable or disable the wakeup functionality.
+ */
+int acpi_pm_set_device_wakeup(struct device *dev, bool enable)
{
struct acpi_device *adev;
int error;
@@ -850,36 +855,14 @@ static int __acpi_pm_set_device_wakeup(struct device *dev, bool enable,
return 0;
}
- error = __acpi_device_wakeup_enable(adev, acpi_target_system_state(),
- max_count);
+ error = __acpi_device_wakeup_enable(adev, acpi_target_system_state());
if (!error)
dev_dbg(dev, "Wakeup enabled by ACPI\n");
return error;
}
-
-/**
- * acpi_pm_set_device_wakeup - Enable/disable remote wakeup for given device.
- * @dev: Device to enable/disable to generate wakeup events.
- * @enable: Whether to enable or disable the wakeup functionality.
- */
-int acpi_pm_set_device_wakeup(struct device *dev, bool enable)
-{
- return __acpi_pm_set_device_wakeup(dev, enable, 1);
-}
EXPORT_SYMBOL_GPL(acpi_pm_set_device_wakeup);
-/**
- * acpi_pm_set_bridge_wakeup - Enable/disable remote wakeup for given bridge.
- * @dev: Bridge device to enable/disable to generate wakeup events.
- * @enable: Whether to enable or disable the wakeup functionality.
- */
-int acpi_pm_set_bridge_wakeup(struct device *dev, bool enable)
-{
- return __acpi_pm_set_device_wakeup(dev, enable, INT_MAX);
-}
-EXPORT_SYMBOL_GPL(acpi_pm_set_bridge_wakeup);
-
/**
* acpi_dev_pm_low_power - Put ACPI device into a low-power state.
* @dev: Device to put into a low-power state.
diff --git a/drivers/acpi/nfit/core.c b/drivers/acpi/nfit/core.c
index 442608220b5c..4c97b0f44fce 100644
--- a/drivers/acpi/nfit/core.c
+++ b/drivers/acpi/nfit/core.c
@@ -5,6 +5,7 @@
#include <linux/list_sort.h>
#include <linux/libnvdimm.h>
#include <linux/module.h>
+#include <linux/nospec.h>
#include <linux/mutex.h>
#include <linux/ndctl.h>
#include <linux/sysfs.h>
@@ -478,8 +479,11 @@ int acpi_nfit_ctl(struct nvdimm_bus_descriptor *nd_desc, struct nvdimm *nvdimm,
cmd_mask = nd_desc->cmd_mask;
if (cmd == ND_CMD_CALL && call_pkg->nd_family) {
family = call_pkg->nd_family;
- if (!test_bit(family, &nd_desc->bus_family_mask))
+ if (family > NVDIMM_BUS_FAMILY_MAX ||
+ !test_bit(family, &nd_desc->bus_family_mask))
return -EINVAL;
+ family = array_index_nospec(family,
+ NVDIMM_BUS_FAMILY_MAX + 1);
dsm_mask = acpi_desc->family_dsm_mask[family];
guid = to_nfit_bus_uuid(family);
} else {
diff --git a/drivers/acpi/resource.c b/drivers/acpi/resource.c
index ad04824ca3ba..f2f5f1dc7c61 100644
--- a/drivers/acpi/resource.c
+++ b/drivers/acpi/resource.c
@@ -541,7 +541,7 @@ static acpi_status acpi_dev_process_resource(struct acpi_resource *ares,
ret = c->preproc(ares, c->preproc_data);
if (ret < 0) {
c->error = ret;
- return AE_CTRL_TERMINATE;
+ return AE_ABORT_METHOD;
} else if (ret > 0) {
return AE_OK;
}
diff --git a/drivers/android/binder.c b/drivers/android/binder.c
index b5117576792b..2a3952925855 100644
--- a/drivers/android/binder.c
+++ b/drivers/android/binder.c
@@ -3146,6 +3146,7 @@ static void binder_transaction(struct binder_proc *proc,
t->buffer->debug_id = t->debug_id;
t->buffer->transaction = t;
t->buffer->target_node = target_node;
+ t->buffer->clear_on_free = !!(t->flags & TF_CLEAR_BUF);
trace_binder_transaction_alloc_buf(t->buffer);
if (binder_alloc_copy_user_to_buffer(
diff --git a/drivers/android/binder_alloc.c b/drivers/android/binder_alloc.c
index 2f846b7ae8b8..7caf74ad2405 100644
--- a/drivers/android/binder_alloc.c
+++ b/drivers/android/binder_alloc.c
@@ -696,6 +696,8 @@ static void binder_free_buf_locked(struct binder_alloc *alloc,
binder_insert_free_buffer(alloc, buffer);
}
+static void binder_alloc_clear_buf(struct binder_alloc *alloc,
+ struct binder_buffer *buffer);
/**
* binder_alloc_free_buf() - free a binder buffer
* @alloc: binder_alloc for this proc
@@ -706,6 +708,18 @@ static void binder_free_buf_locked(struct binder_alloc *alloc,
void binder_alloc_free_buf(struct binder_alloc *alloc,
struct binder_buffer *buffer)
{
+ /*
+ * We could eliminate the call to binder_alloc_clear_buf()
+ * from binder_alloc_deferred_release() by moving this to
+ * binder_alloc_free_buf_locked(). However, that could
+ * increase contention for the alloc mutex if clear_on_free
+ * is used frequently for large buffers. The mutex is not
+ * needed for correctness here.
+ */
+ if (buffer->clear_on_free) {
+ binder_alloc_clear_buf(alloc, buffer);
+ buffer->clear_on_free = false;
+ }
mutex_lock(&alloc->mutex);
binder_free_buf_locked(alloc, buffer);
mutex_unlock(&alloc->mutex);
@@ -802,6 +816,10 @@ void binder_alloc_deferred_release(struct binder_alloc *alloc)
/* Transaction should already have been freed */
BUG_ON(buffer->transaction);
+ if (buffer->clear_on_free) {
+ binder_alloc_clear_buf(alloc, buffer);
+ buffer->clear_on_free = false;
+ }
binder_free_buf_locked(alloc, buffer);
buffers++;
}
@@ -1135,6 +1153,36 @@ static struct page *binder_alloc_get_page(struct binder_alloc *alloc,
return lru_page->page_ptr;
}
+/**
+ * binder_alloc_clear_buf() - zero out buffer
+ * @alloc: binder_alloc for this proc
+ * @buffer: binder buffer to be cleared
+ *
+ * memset the given buffer to 0
+ */
+static void binder_alloc_clear_buf(struct binder_alloc *alloc,
+ struct binder_buffer *buffer)
+{
+ size_t bytes = binder_alloc_buffer_size(alloc, buffer);
+ binder_size_t buffer_offset = 0;
+
+ while (bytes) {
+ unsigned long size;
+ struct page *page;
+ pgoff_t pgoff;
+ void *kptr;
+
+ page = binder_alloc_get_page(alloc, buffer,
+ buffer_offset, &pgoff);
+ size = min_t(size_t, bytes, PAGE_SIZE - pgoff);
+ kptr = kmap(page) + pgoff;
+ memset(kptr, 0, size);
+ kunmap(page);
+ bytes -= size;
+ buffer_offset += size;
+ }
+}
+
/**
* binder_alloc_copy_user_to_buffer() - copy src user to tgt user
* @alloc: binder_alloc for this proc
diff --git a/drivers/android/binder_alloc.h b/drivers/android/binder_alloc.h
index 55d8b4106766..6e8e001381af 100644
--- a/drivers/android/binder_alloc.h
+++ b/drivers/android/binder_alloc.h
@@ -23,6 +23,7 @@ struct binder_transaction;
* @entry: entry alloc->buffers
* @rb_node: node for allocated_buffers/free_buffers rb trees
* @free: %true if buffer is free
+ * @clear_on_free: %true if buffer must be zeroed after use
* @allow_user_free: %true if user is allowed to free buffer
* @async_transaction: %true if buffer is in use for an async txn
* @debug_id: unique ID for debugging
@@ -41,9 +42,10 @@ struct binder_buffer {
struct rb_node rb_node; /* free entry by size or allocated entry */
/* by address */
unsigned free:1;
+ unsigned clear_on_free:1;
unsigned allow_user_free:1;
unsigned async_transaction:1;
- unsigned debug_id:29;
+ unsigned debug_id:28;
struct binder_transaction *transaction;
diff --git a/drivers/base/core.c b/drivers/base/core.c
index d661ada1518f..e8cb66093f21 100644
--- a/drivers/base/core.c
+++ b/drivers/base/core.c
@@ -1386,7 +1386,7 @@ static void device_links_purge(struct device *dev)
return;
mutex_lock(&wfs_lock);
- list_del(&dev->links.needs_suppliers);
+ list_del_init(&dev->links.needs_suppliers);
mutex_unlock(&wfs_lock);
/*
diff --git a/drivers/block/null_blk_zoned.c b/drivers/block/null_blk_zoned.c
index beb34b4f76b0..172f720b8d63 100644
--- a/drivers/block/null_blk_zoned.c
+++ b/drivers/block/null_blk_zoned.c
@@ -6,8 +6,7 @@
#define CREATE_TRACE_POINTS
#include "null_blk_trace.h"
-/* zone_size in MBs to sectors. */
-#define ZONE_SIZE_SHIFT 11
+#define MB_TO_SECTS(mb) (((sector_t)mb * SZ_1M) >> SECTOR_SHIFT)
static inline unsigned int null_zone_no(struct nullb_device *dev, sector_t sect)
{
@@ -16,7 +15,7 @@ static inline unsigned int null_zone_no(struct nullb_device *dev, sector_t sect)
int null_init_zoned_dev(struct nullb_device *dev, struct request_queue *q)
{
- sector_t dev_size = (sector_t)dev->size * 1024 * 1024;
+ sector_t dev_capacity_sects, zone_capacity_sects;
sector_t sector = 0;
unsigned int i;
@@ -38,9 +37,13 @@ int null_init_zoned_dev(struct nullb_device *dev, struct request_queue *q)
return -EINVAL;
}
- dev->zone_size_sects = dev->zone_size << ZONE_SIZE_SHIFT;
- dev->nr_zones = dev_size >>
- (SECTOR_SHIFT + ilog2(dev->zone_size_sects));
+ zone_capacity_sects = MB_TO_SECTS(dev->zone_capacity);
+ dev_capacity_sects = MB_TO_SECTS(dev->size);
+ dev->zone_size_sects = MB_TO_SECTS(dev->zone_size);
+ dev->nr_zones = dev_capacity_sects >> ilog2(dev->zone_size_sects);
+ if (dev_capacity_sects & (dev->zone_size_sects - 1))
+ dev->nr_zones++;
+
dev->zones = kvmalloc_array(dev->nr_zones, sizeof(struct blk_zone),
GFP_KERNEL | __GFP_ZERO);
if (!dev->zones)
@@ -101,8 +104,12 @@ int null_init_zoned_dev(struct nullb_device *dev, struct request_queue *q)
struct blk_zone *zone = &dev->zones[i];
zone->start = zone->wp = sector;
- zone->len = dev->zone_size_sects;
- zone->capacity = dev->zone_capacity << ZONE_SIZE_SHIFT;
+ if (zone->start + dev->zone_size_sects > dev_capacity_sects)
+ zone->len = dev_capacity_sects - zone->start;
+ else
+ zone->len = dev->zone_size_sects;
+ zone->capacity =
+ min_t(sector_t, zone->len, zone_capacity_sects);
zone->type = BLK_ZONE_TYPE_SEQWRITE_REQ;
zone->cond = BLK_ZONE_COND_EMPTY;
@@ -332,8 +339,11 @@ static blk_status_t null_zone_write(struct nullb_cmd *cmd, sector_t sector,
trace_nullb_zone_op(cmd, zno, zone->cond);
- if (zone->type == BLK_ZONE_TYPE_CONVENTIONAL)
+ if (zone->type == BLK_ZONE_TYPE_CONVENTIONAL) {
+ if (append)
+ return BLK_STS_IOERR;
return null_process_cmd(cmd, REQ_OP_WRITE, sector, nr_sectors);
+ }
null_lock_zone(dev, zno);
diff --git a/drivers/block/rnbd/rnbd-clt-sysfs.c b/drivers/block/rnbd/rnbd-clt-sysfs.c
index 4f4474eecadb..d9dd138ca9c6 100644
--- a/drivers/block/rnbd/rnbd-clt-sysfs.c
+++ b/drivers/block/rnbd/rnbd-clt-sysfs.c
@@ -433,8 +433,9 @@ void rnbd_clt_remove_dev_symlink(struct rnbd_clt_dev *dev)
* i.e. rnbd_clt_unmap_dev_store() leading to a sysfs warning because
* of sysfs link already was removed already.
*/
- if (strlen(dev->blk_symlink_name) && try_module_get(THIS_MODULE)) {
+ if (dev->blk_symlink_name && try_module_get(THIS_MODULE)) {
sysfs_remove_link(rnbd_devs_kobj, dev->blk_symlink_name);
+ kfree(dev->blk_symlink_name);
module_put(THIS_MODULE);
}
}
@@ -487,10 +488,17 @@ static int rnbd_clt_get_path_name(struct rnbd_clt_dev *dev, char *buf,
static int rnbd_clt_add_dev_symlink(struct rnbd_clt_dev *dev)
{
struct kobject *gd_kobj = &disk_to_dev(dev->gd)->kobj;
- int ret;
+ int ret, len;
+
+ len = strlen(dev->pathname) + strlen(dev->sess->sessname) + 2;
+ dev->blk_symlink_name = kzalloc(len, GFP_KERNEL);
+ if (!dev->blk_symlink_name) {
+ rnbd_clt_err(dev, "Failed to allocate memory for blk_symlink_name\n");
+ return -ENOMEM;
+ }
ret = rnbd_clt_get_path_name(dev, dev->blk_symlink_name,
- sizeof(dev->blk_symlink_name));
+ len);
if (ret) {
rnbd_clt_err(dev, "Failed to get /sys/block symlink path, err: %d\n",
ret);
@@ -508,7 +516,8 @@ static int rnbd_clt_add_dev_symlink(struct rnbd_clt_dev *dev)
return 0;
out_err:
- dev->blk_symlink_name[0] = '\0';
+ kfree(dev->blk_symlink_name);
+ dev->blk_symlink_name = NULL ;
return ret;
}
diff --git a/drivers/block/rnbd/rnbd-clt.c b/drivers/block/rnbd/rnbd-clt.c
index 8b2411ccbda9..7af1b60582fe 100644
--- a/drivers/block/rnbd/rnbd-clt.c
+++ b/drivers/block/rnbd/rnbd-clt.c
@@ -59,6 +59,7 @@ static void rnbd_clt_put_dev(struct rnbd_clt_dev *dev)
ida_simple_remove(&index_ida, dev->clt_device_id);
mutex_unlock(&ida_lock);
kfree(dev->hw_queues);
+ kfree(dev->pathname);
rnbd_clt_put_sess(dev->sess);
mutex_destroy(&dev->lock);
kfree(dev);
@@ -1381,10 +1382,16 @@ static struct rnbd_clt_dev *init_dev(struct rnbd_clt_session *sess,
pathname, sess->sessname, ret);
goto out_queues;
}
+
+ dev->pathname = kstrdup(pathname, GFP_KERNEL);
+ if (!dev->pathname) {
+ ret = -ENOMEM;
+ goto out_queues;
+ }
+
dev->clt_device_id = ret;
dev->sess = sess;
dev->access_mode = access_mode;
- strlcpy(dev->pathname, pathname, sizeof(dev->pathname));
mutex_init(&dev->lock);
refcount_set(&dev->refcount, 1);
dev->dev_state = DEV_STATE_INIT;
@@ -1413,8 +1420,8 @@ static bool __exists_dev(const char *pathname)
list_for_each_entry(sess, &sess_list, list) {
mutex_lock(&sess->lock);
list_for_each_entry(dev, &sess->devs_list, list) {
- if (!strncmp(dev->pathname, pathname,
- sizeof(dev->pathname))) {
+ if (strlen(dev->pathname) == strlen(pathname) &&
+ !strcmp(dev->pathname, pathname)) {
found = true;
break;
}
diff --git a/drivers/block/rnbd/rnbd-clt.h b/drivers/block/rnbd/rnbd-clt.h
index ed33654aa486..b193d5904050 100644
--- a/drivers/block/rnbd/rnbd-clt.h
+++ b/drivers/block/rnbd/rnbd-clt.h
@@ -108,7 +108,7 @@ struct rnbd_clt_dev {
u32 clt_device_id;
struct mutex lock;
enum rnbd_clt_dev_state dev_state;
- char pathname[NAME_MAX];
+ char *pathname;
enum rnbd_access_mode access_mode;
bool read_only;
bool rotational;
@@ -126,7 +126,7 @@ struct rnbd_clt_dev {
struct list_head list;
struct gendisk *gd;
struct kobject kobj;
- char blk_symlink_name[NAME_MAX];
+ char *blk_symlink_name;
refcount_t refcount;
struct work_struct unmap_on_rmmod_work;
};
diff --git a/drivers/block/xen-blkback/xenbus.c b/drivers/block/xen-blkback/xenbus.c
index 76912c584a76..9860d4842f36 100644
--- a/drivers/block/xen-blkback/xenbus.c
+++ b/drivers/block/xen-blkback/xenbus.c
@@ -274,6 +274,7 @@ static int xen_blkif_disconnect(struct xen_blkif *blkif)
if (ring->xenblkd) {
kthread_stop(ring->xenblkd);
+ ring->xenblkd = NULL;
wake_up(&ring->shutdown_wq);
}
@@ -675,7 +676,8 @@ static int xen_blkbk_probe(struct xenbus_device *dev,
/* setup back pointer */
be->blkif->be = be;
- err = xenbus_watch_pathfmt(dev, &be->backend_watch, backend_changed,
+ err = xenbus_watch_pathfmt(dev, &be->backend_watch, NULL,
+ backend_changed,
"%s/%s", dev->nodename, "physical-device");
if (err)
goto fail;
diff --git a/drivers/bluetooth/btmtksdio.c b/drivers/bluetooth/btmtksdio.c
index ba45c59bd9f3..5f9f02795631 100644
--- a/drivers/bluetooth/btmtksdio.c
+++ b/drivers/bluetooth/btmtksdio.c
@@ -704,7 +704,7 @@ static int mtk_setup_firmware(struct hci_dev *hdev, const char *fwname)
err = mtk_hci_wmt_sync(hdev, &wmt_params);
if (err < 0) {
bt_dev_err(hdev, "Failed to power on data RAM (%d)", err);
- return err;
+ goto free_fw;
}
fw_ptr = fw->data;
diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
index 1005b6e8ff74..80468745d5c5 100644
--- a/drivers/bluetooth/btusb.c
+++ b/drivers/bluetooth/btusb.c
@@ -1763,6 +1763,8 @@ static int btusb_setup_bcm92035(struct hci_dev *hdev)
static int btusb_setup_csr(struct hci_dev *hdev)
{
+ struct btusb_data *data = hci_get_drvdata(hdev);
+ u16 bcdDevice = le16_to_cpu(data->udev->descriptor.bcdDevice);
struct hci_rp_read_local_version *rp;
struct sk_buff *skb;
bool is_fake = false;
@@ -1832,6 +1834,12 @@ static int btusb_setup_csr(struct hci_dev *hdev)
le16_to_cpu(rp->hci_ver) > BLUETOOTH_VER_4_0)
is_fake = true;
+ /* Other clones which beat all the above checks */
+ else if (bcdDevice == 0x0134 &&
+ le16_to_cpu(rp->lmp_subver) == 0x0c5c &&
+ le16_to_cpu(rp->hci_ver) == BLUETOOTH_VER_2_0)
+ is_fake = true;
+
if (is_fake) {
bt_dev_warn(hdev, "CSR: Unbranded CSR clone detected; adding workarounds...");
@@ -3067,7 +3075,7 @@ static int btusb_mtk_setup_firmware(struct hci_dev *hdev, const char *fwname)
err = btusb_mtk_hci_wmt_sync(hdev, &wmt_params);
if (err < 0) {
bt_dev_err(hdev, "Failed to power on data RAM (%d)", err);
- return err;
+ goto err_release_fw;
}
fw_ptr = fw->data;
diff --git a/drivers/bluetooth/hci_h5.c b/drivers/bluetooth/hci_h5.c
index 981d96cc7695..78d635f1d156 100644
--- a/drivers/bluetooth/hci_h5.c
+++ b/drivers/bluetooth/hci_h5.c
@@ -245,6 +245,9 @@ static int h5_close(struct hci_uart *hu)
skb_queue_purge(&h5->rel);
skb_queue_purge(&h5->unrel);
+ kfree_skb(h5->rx_skb);
+ h5->rx_skb = NULL;
+
if (h5->vnd && h5->vnd->close)
h5->vnd->close(h5);
diff --git a/drivers/bus/fsl-mc/fsl-mc-allocator.c b/drivers/bus/fsl-mc/fsl-mc-allocator.c
index e71a6f52ea0c..2d7c764bb7dc 100644
--- a/drivers/bus/fsl-mc/fsl-mc-allocator.c
+++ b/drivers/bus/fsl-mc/fsl-mc-allocator.c
@@ -292,8 +292,10 @@ int __must_check fsl_mc_object_allocate(struct fsl_mc_device *mc_dev,
goto error;
mc_adev = resource->data;
- if (!mc_adev)
+ if (!mc_adev) {
+ error = -EINVAL;
goto error;
+ }
mc_adev->consumer_link = device_link_add(&mc_dev->dev,
&mc_adev->dev,
diff --git a/drivers/bus/fsl-mc/fsl-mc-bus.c b/drivers/bus/fsl-mc/fsl-mc-bus.c
index 76a6ee505d33..806766b1b45f 100644
--- a/drivers/bus/fsl-mc/fsl-mc-bus.c
+++ b/drivers/bus/fsl-mc/fsl-mc-bus.c
@@ -967,8 +967,11 @@ static int fsl_mc_bus_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, mc);
plat_res = platform_get_resource(pdev, IORESOURCE_MEM, 1);
- if (plat_res)
+ if (plat_res) {
mc->fsl_mc_regs = devm_ioremap_resource(&pdev->dev, plat_res);
+ if (IS_ERR(mc->fsl_mc_regs))
+ return PTR_ERR(mc->fsl_mc_regs);
+ }
if (mc->fsl_mc_regs && IS_ENABLED(CONFIG_ACPI) &&
!dev_of_node(&pdev->dev)) {
diff --git a/drivers/bus/mhi/core/init.c b/drivers/bus/mhi/core/init.c
index 0ffdebde8265..8cefa359fccd 100644
--- a/drivers/bus/mhi/core/init.c
+++ b/drivers/bus/mhi/core/init.c
@@ -610,7 +610,7 @@ static int parse_ev_cfg(struct mhi_controller *mhi_cntrl,
{
struct mhi_event *mhi_event;
const struct mhi_event_config *event_cfg;
- struct device *dev = &mhi_cntrl->mhi_dev->dev;
+ struct device *dev = mhi_cntrl->cntrl_dev;
int i, num;
num = config->num_events;
@@ -692,7 +692,7 @@ static int parse_ch_cfg(struct mhi_controller *mhi_cntrl,
const struct mhi_controller_config *config)
{
const struct mhi_channel_config *ch_cfg;
- struct device *dev = &mhi_cntrl->mhi_dev->dev;
+ struct device *dev = mhi_cntrl->cntrl_dev;
int i;
u32 chan;
@@ -1276,10 +1276,8 @@ static int mhi_driver_remove(struct device *dev)
mutex_unlock(&mhi_chan->mutex);
}
- read_lock_bh(&mhi_cntrl->pm_lock);
while (mhi_dev->dev_wake)
mhi_device_put(mhi_dev);
- read_unlock_bh(&mhi_cntrl->pm_lock);
return 0;
}
diff --git a/drivers/bus/mips_cdmm.c b/drivers/bus/mips_cdmm.c
index 9f7ed1fcd428..626dedd110cb 100644
--- a/drivers/bus/mips_cdmm.c
+++ b/drivers/bus/mips_cdmm.c
@@ -559,10 +559,8 @@ static void mips_cdmm_bus_discover(struct mips_cdmm_bus *bus)
dev_set_name(&dev->dev, "cdmm%u-%u", cpu, id);
++id;
ret = device_register(&dev->dev);
- if (ret) {
+ if (ret)
put_device(&dev->dev);
- kfree(dev);
- }
}
}
diff --git a/drivers/clk/at91/sam9x60.c b/drivers/clk/at91/sam9x60.c
index 3c4c95603595..c8cbec5308f0 100644
--- a/drivers/clk/at91/sam9x60.c
+++ b/drivers/clk/at91/sam9x60.c
@@ -174,7 +174,6 @@ static void __init sam9x60_pmc_setup(struct device_node *np)
struct regmap *regmap;
struct clk_hw *hw;
int i;
- bool bypass;
i = of_property_match_string(np, "clock-names", "td_slck");
if (i < 0)
@@ -209,10 +208,7 @@ static void __init sam9x60_pmc_setup(struct device_node *np)
if (IS_ERR(hw))
goto err_free;
- bypass = of_property_read_bool(np, "atmel,osc-bypass");
-
- hw = at91_clk_register_main_osc(regmap, "main_osc", mainxtal_name,
- bypass);
+ hw = at91_clk_register_main_osc(regmap, "main_osc", mainxtal_name, 0);
if (IS_ERR(hw))
goto err_free;
main_osc_hw = hw;
diff --git a/drivers/clk/at91/sama7g5.c b/drivers/clk/at91/sama7g5.c
index 0db2ab3eca14..a092a940baa4 100644
--- a/drivers/clk/at91/sama7g5.c
+++ b/drivers/clk/at91/sama7g5.c
@@ -838,7 +838,7 @@ static void __init sama7g5_pmc_setup(struct device_node *np)
sama7g5_pmc = pmc_data_allocate(PMC_I2S1_MUX + 1,
nck(sama7g5_systemck),
nck(sama7g5_periphck),
- nck(sama7g5_gck));
+ nck(sama7g5_gck), 8);
if (!sama7g5_pmc)
return;
@@ -980,6 +980,8 @@ static void __init sama7g5_pmc_setup(struct device_node *np)
sama7g5_prog_mux_table);
if (IS_ERR(hw))
goto err_free;
+
+ sama7g5_pmc->pchws[i] = hw;
}
for (i = 0; i < ARRAY_SIZE(sama7g5_systemck); i++) {
@@ -1052,7 +1054,7 @@ static void __init sama7g5_pmc_setup(struct device_node *np)
kfree(alloc_mem);
}
- pmc_data_free(sama7g5_pmc);
+ kfree(sama7g5_pmc);
}
/* Some clks are used for a clocksource */
diff --git a/drivers/clk/bcm/clk-bcm2711-dvp.c b/drivers/clk/bcm/clk-bcm2711-dvp.c
index 8333e20dc9d2..69e2f85f7029 100644
--- a/drivers/clk/bcm/clk-bcm2711-dvp.c
+++ b/drivers/clk/bcm/clk-bcm2711-dvp.c
@@ -108,6 +108,7 @@ static const struct of_device_id clk_dvp_dt_ids[] = {
{ .compatible = "brcm,brcm2711-dvp", },
{ /* sentinel */ }
};
+MODULE_DEVICE_TABLE(of, clk_dvp_dt_ids);
static struct platform_driver clk_dvp_driver = {
.probe = clk_dvp_probe,
diff --git a/drivers/clk/clk-fsl-sai.c b/drivers/clk/clk-fsl-sai.c
index 0221180a4dd7..1e81c8d8a6fd 100644
--- a/drivers/clk/clk-fsl-sai.c
+++ b/drivers/clk/clk-fsl-sai.c
@@ -68,9 +68,20 @@ static int fsl_sai_clk_probe(struct platform_device *pdev)
if (IS_ERR(hw))
return PTR_ERR(hw);
+ platform_set_drvdata(pdev, hw);
+
return devm_of_clk_add_hw_provider(dev, of_clk_hw_simple_get, hw);
}
+static int fsl_sai_clk_remove(struct platform_device *pdev)
+{
+ struct clk_hw *hw = platform_get_drvdata(pdev);
+
+ clk_hw_unregister_composite(hw);
+
+ return 0;
+}
+
static const struct of_device_id of_fsl_sai_clk_ids[] = {
{ .compatible = "fsl,vf610-sai-clock" },
{ }
@@ -79,6 +90,7 @@ MODULE_DEVICE_TABLE(of, of_fsl_sai_clk_ids);
static struct platform_driver fsl_sai_clk_driver = {
.probe = fsl_sai_clk_probe,
+ .remove = fsl_sai_clk_remove,
.driver = {
.name = "fsl-sai-clk",
.of_match_table = of_fsl_sai_clk_ids,
diff --git a/drivers/clk/clk-s2mps11.c b/drivers/clk/clk-s2mps11.c
index aa21371f9104..a3e883a9f406 100644
--- a/drivers/clk/clk-s2mps11.c
+++ b/drivers/clk/clk-s2mps11.c
@@ -195,6 +195,7 @@ static int s2mps11_clk_probe(struct platform_device *pdev)
return ret;
err_reg:
+ of_node_put(s2mps11_clks[0].clk_np);
while (--i >= 0)
clkdev_drop(s2mps11_clks[i].lookup);
diff --git a/drivers/clk/clk-versaclock5.c b/drivers/clk/clk-versaclock5.c
index c90460e7ef21..43db67337bc0 100644
--- a/drivers/clk/clk-versaclock5.c
+++ b/drivers/clk/clk-versaclock5.c
@@ -739,8 +739,8 @@ static int vc5_update_power(struct device_node *np_output,
{
u32 value;
- if (!of_property_read_u32(np_output,
- "idt,voltage-microvolts", &value)) {
+ if (!of_property_read_u32(np_output, "idt,voltage-microvolt",
+ &value)) {
clk_out->clk_output_cfg0_mask |= VC5_CLK_OUTPUT_CFG0_PWR_MASK;
switch (value) {
case 1800000:
diff --git a/drivers/clk/ingenic/cgu.c b/drivers/clk/ingenic/cgu.c
index dac6edc670cc..c8e9cb6c8e39 100644
--- a/drivers/clk/ingenic/cgu.c
+++ b/drivers/clk/ingenic/cgu.c
@@ -392,15 +392,21 @@ static unsigned int
ingenic_clk_calc_hw_div(const struct ingenic_cgu_clk_info *clk_info,
unsigned int div)
{
- unsigned int i;
+ unsigned int i, best_i = 0, best = (unsigned int)-1;
for (i = 0; i < (1 << clk_info->div.bits)
&& clk_info->div.div_table[i]; i++) {
- if (clk_info->div.div_table[i] >= div)
- return i;
+ if (clk_info->div.div_table[i] >= div &&
+ clk_info->div.div_table[i] < best) {
+ best = clk_info->div.div_table[i];
+ best_i = i;
+
+ if (div == best)
+ break;
+ }
}
- return i - 1;
+ return best_i;
}
static unsigned
diff --git a/drivers/clk/meson/Kconfig b/drivers/clk/meson/Kconfig
index 034da203e8e0..9a8a548d839d 100644
--- a/drivers/clk/meson/Kconfig
+++ b/drivers/clk/meson/Kconfig
@@ -110,6 +110,7 @@ config COMMON_CLK_G12A
select COMMON_CLK_MESON_AO_CLKC
select COMMON_CLK_MESON_EE_CLKC
select COMMON_CLK_MESON_CPU_DYNDIV
+ select COMMON_CLK_MESON_VID_PLL_DIV
select MFD_SYSCON
help
Support for the clock controller on Amlogic S905D2, S905X2 and S905Y2
diff --git a/drivers/clk/mvebu/armada-37xx-xtal.c b/drivers/clk/mvebu/armada-37xx-xtal.c
index e9e306d4e9af..41271351cf1f 100644
--- a/drivers/clk/mvebu/armada-37xx-xtal.c
+++ b/drivers/clk/mvebu/armada-37xx-xtal.c
@@ -13,8 +13,8 @@
#include <linux/platform_device.h>
#include <linux/regmap.h>
-#define NB_GPIO1_LATCH 0xC
-#define XTAL_MODE BIT(31)
+#define NB_GPIO1_LATCH 0x8
+#define XTAL_MODE BIT(9)
static int armada_3700_xtal_clock_probe(struct platform_device *pdev)
{
diff --git a/drivers/clk/qcom/gcc-sc7180.c b/drivers/clk/qcom/gcc-sc7180.c
index 68d8f7aaf64e..b080739ab0c3 100644
--- a/drivers/clk/qcom/gcc-sc7180.c
+++ b/drivers/clk/qcom/gcc-sc7180.c
@@ -642,7 +642,7 @@ static struct clk_rcg2 gcc_sdcc1_ice_core_clk_src = {
.name = "gcc_sdcc1_ice_core_clk_src",
.parent_data = gcc_parent_data_0,
.num_parents = 4,
- .ops = &clk_rcg2_ops,
+ .ops = &clk_rcg2_floor_ops,
},
};
@@ -666,7 +666,7 @@ static struct clk_rcg2 gcc_sdcc2_apps_clk_src = {
.name = "gcc_sdcc2_apps_clk_src",
.parent_data = gcc_parent_data_5,
.num_parents = 5,
- .ops = &clk_rcg2_ops,
+ .ops = &clk_rcg2_floor_ops,
},
};
diff --git a/drivers/clk/renesas/r8a779a0-cpg-mssr.c b/drivers/clk/renesas/r8a779a0-cpg-mssr.c
index 17ebbac7ddfb..046d79416b7d 100644
--- a/drivers/clk/renesas/r8a779a0-cpg-mssr.c
+++ b/drivers/clk/renesas/r8a779a0-cpg-mssr.c
@@ -26,7 +26,6 @@
#include <dt-bindings/clock/r8a779a0-cpg-mssr.h>
#include "renesas-cpg-mssr.h"
-#include "rcar-gen3-cpg.h"
enum rcar_r8a779a0_clk_types {
CLK_TYPE_R8A779A0_MAIN = CLK_TYPE_CUSTOM,
@@ -84,6 +83,14 @@ enum clk_ids {
DEF_BASE(_name, _id, CLK_TYPE_R8A779A0_PLL2X_3X, CLK_MAIN, \
.offset = _offset)
+#define DEF_MDSEL(_name, _id, _md, _parent0, _div0, _parent1, _div1) \
+ DEF_BASE(_name, _id, CLK_TYPE_R8A779A0_MDSEL, \
+ (_parent0) << 16 | (_parent1), \
+ .div = (_div0) << 16 | (_div1), .offset = _md)
+
+#define DEF_OSC(_name, _id, _parent, _div) \
+ DEF_BASE(_name, _id, CLK_TYPE_R8A779A0_OSC, _parent, .div = _div)
+
static const struct cpg_core_clk r8a779a0_core_clks[] __initconst = {
/* External Clock Inputs */
DEF_INPUT("extal", CLK_EXTAL),
@@ -136,8 +143,8 @@ static const struct cpg_core_clk r8a779a0_core_clks[] __initconst = {
DEF_DIV6P1("canfd", R8A779A0_CLK_CANFD, CLK_PLL5_DIV4, 0x878),
DEF_DIV6P1("csi0", R8A779A0_CLK_CSI0, CLK_PLL5_DIV4, 0x880),
- DEF_GEN3_OSC("osc", R8A779A0_CLK_OSC, CLK_EXTAL, 8),
- DEF_GEN3_MDSEL("r", R8A779A0_CLK_R, 29, CLK_EXTALR, 1, CLK_OCO, 1),
+ DEF_OSC("osc", R8A779A0_CLK_OSC, CLK_EXTAL, 8),
+ DEF_MDSEL("r", R8A779A0_CLK_R, 29, CLK_EXTALR, 1, CLK_OCO, 1),
};
static const struct mssr_mod_clk r8a779a0_mod_clks[] __initconst = {
diff --git a/drivers/clk/sunxi-ng/ccu-sun50i-a64.c b/drivers/clk/sunxi-ng/ccu-sun50i-a64.c
index 5f66bf879772..149cfde817cb 100644
--- a/drivers/clk/sunxi-ng/ccu-sun50i-a64.c
+++ b/drivers/clk/sunxi-ng/ccu-sun50i-a64.c
@@ -389,6 +389,7 @@ static struct clk_div_table ths_div_table[] = {
{ .val = 1, .div = 2 },
{ .val = 2, .div = 4 },
{ .val = 3, .div = 6 },
+ { /* Sentinel */ },
};
static const char * const ths_parents[] = { "osc24M" };
static struct ccu_div ths_clk = {
diff --git a/drivers/clk/sunxi-ng/ccu-sun8i-h3.c b/drivers/clk/sunxi-ng/ccu-sun8i-h3.c
index 6b636362379e..7e629a4493af 100644
--- a/drivers/clk/sunxi-ng/ccu-sun8i-h3.c
+++ b/drivers/clk/sunxi-ng/ccu-sun8i-h3.c
@@ -322,6 +322,7 @@ static struct clk_div_table ths_div_table[] = {
{ .val = 1, .div = 2 },
{ .val = 2, .div = 4 },
{ .val = 3, .div = 6 },
+ { /* Sentinel */ },
};
static SUNXI_CCU_DIV_TABLE_WITH_GATE(ths_clk, "ths", "osc24M",
0x074, 0, 2, ths_div_table, BIT(31), 0);
diff --git a/drivers/clk/tegra/clk-dfll.c b/drivers/clk/tegra/clk-dfll.c
index cfbaa90c7adb..a5f526bb0483 100644
--- a/drivers/clk/tegra/clk-dfll.c
+++ b/drivers/clk/tegra/clk-dfll.c
@@ -1856,13 +1856,13 @@ static int dfll_fetch_pwm_params(struct tegra_dfll *td)
&td->reg_init_uV);
if (!ret) {
dev_err(td->dev, "couldn't get initialized voltage\n");
- return ret;
+ return -EINVAL;
}
ret = read_dt_param(td, "nvidia,pwm-period-nanoseconds", &pwm_period);
if (!ret) {
dev_err(td->dev, "couldn't get PWM period\n");
- return ret;
+ return -EINVAL;
}
td->pwm_rate = (NSEC_PER_SEC / pwm_period) * (MAX_DFLL_VOLTAGES - 1);
diff --git a/drivers/clk/tegra/clk-id.h b/drivers/clk/tegra/clk-id.h
index ff7da2d3e94d..24413812ec5b 100644
--- a/drivers/clk/tegra/clk-id.h
+++ b/drivers/clk/tegra/clk-id.h
@@ -227,6 +227,7 @@ enum clk_id {
tegra_clk_sdmmc4,
tegra_clk_sdmmc4_8,
tegra_clk_se,
+ tegra_clk_se_10,
tegra_clk_soc_therm,
tegra_clk_soc_therm_8,
tegra_clk_sor0,
diff --git a/drivers/clk/tegra/clk-tegra-periph.c b/drivers/clk/tegra/clk-tegra-periph.c
index 2b2a3b81c16b..60cc34f90cb9 100644
--- a/drivers/clk/tegra/clk-tegra-periph.c
+++ b/drivers/clk/tegra/clk-tegra-periph.c
@@ -630,7 +630,7 @@ static struct tegra_periph_init_data periph_clks[] = {
INT8("host1x", mux_pllm_pllc2_c_c3_pllp_plla, CLK_SOURCE_HOST1X, 28, 0, tegra_clk_host1x_8),
INT8("host1x", mux_pllc4_out1_pllc_pllc4_out2_pllp_clkm_plla_pllc4_out0, CLK_SOURCE_HOST1X, 28, 0, tegra_clk_host1x_9),
INT8("se", mux_pllp_pllc2_c_c3_pllm_clkm, CLK_SOURCE_SE, 127, TEGRA_PERIPH_ON_APB, tegra_clk_se),
- INT8("se", mux_pllp_pllc2_c_c3_clkm, CLK_SOURCE_SE, 127, TEGRA_PERIPH_ON_APB, tegra_clk_se),
+ INT8("se", mux_pllp_pllc2_c_c3_clkm, CLK_SOURCE_SE, 127, TEGRA_PERIPH_ON_APB, tegra_clk_se_10),
INT8("2d", mux_pllm_pllc2_c_c3_pllp_plla, CLK_SOURCE_2D, 21, 0, tegra_clk_gr2d_8),
INT8("3d", mux_pllm_pllc2_c_c3_pllp_plla, CLK_SOURCE_3D, 24, 0, tegra_clk_gr3d_8),
INT8("vic03", mux_pllm_pllc_pllp_plla_pllc2_c3_clkm, CLK_SOURCE_VIC03, 178, 0, tegra_clk_vic03),
diff --git a/drivers/clk/ti/fapll.c b/drivers/clk/ti/fapll.c
index 95e36ba64acc..8024c6d2b9e9 100644
--- a/drivers/clk/ti/fapll.c
+++ b/drivers/clk/ti/fapll.c
@@ -498,6 +498,7 @@ static struct clk * __init ti_fapll_synth_setup(struct fapll_data *fd,
{
struct clk_init_data *init;
struct fapll_synth *synth;
+ struct clk *clk = ERR_PTR(-ENOMEM);
init = kzalloc(sizeof(*init), GFP_KERNEL);
if (!init)
@@ -520,13 +521,19 @@ static struct clk * __init ti_fapll_synth_setup(struct fapll_data *fd,
synth->hw.init = init;
synth->clk_pll = pll_clk;
- return clk_register(NULL, &synth->hw);
+ clk = clk_register(NULL, &synth->hw);
+ if (IS_ERR(clk)) {
+ pr_err("failed to register clock\n");
+ goto free;
+ }
+
+ return clk;
free:
kfree(synth);
kfree(init);
- return ERR_PTR(-ENOMEM);
+ return clk;
}
static void __init ti_fapll_setup(struct device_node *node)
diff --git a/drivers/clocksource/Kconfig b/drivers/clocksource/Kconfig
index 68b087bff59c..2be849bb794a 100644
--- a/drivers/clocksource/Kconfig
+++ b/drivers/clocksource/Kconfig
@@ -654,7 +654,7 @@ config ATCPIT100_TIMER
config RISCV_TIMER
bool "Timer for the RISC-V platform" if COMPILE_TEST
- depends on GENERIC_SCHED_CLOCK && RISCV
+ depends on GENERIC_SCHED_CLOCK && RISCV && RISCV_SBI
select TIMER_PROBE
select TIMER_OF
help
diff --git a/drivers/clocksource/arm_arch_timer.c b/drivers/clocksource/arm_arch_timer.c
index 6c3e84180146..d0177824c518 100644
--- a/drivers/clocksource/arm_arch_timer.c
+++ b/drivers/clocksource/arm_arch_timer.c
@@ -396,10 +396,10 @@ static void erratum_set_next_event_tval_generic(const int access, unsigned long
ctrl &= ~ARCH_TIMER_CTRL_IT_MASK;
if (access == ARCH_TIMER_PHYS_ACCESS) {
- cval = evt + arch_counter_get_cntpct();
+ cval = evt + arch_counter_get_cntpct_stable();
write_sysreg(cval, cntp_cval_el0);
} else {
- cval = evt + arch_counter_get_cntvct();
+ cval = evt + arch_counter_get_cntvct_stable();
write_sysreg(cval, cntv_cval_el0);
}
@@ -822,15 +822,24 @@ static void arch_timer_evtstrm_enable(int divider)
static void arch_timer_configure_evtstream(void)
{
- int evt_stream_div, pos;
+ int evt_stream_div, lsb;
+
+ /*
+ * As the event stream can at most be generated at half the frequency
+ * of the counter, use half the frequency when computing the divider.
+ */
+ evt_stream_div = arch_timer_rate / ARCH_TIMER_EVT_STREAM_FREQ / 2;
+
+ /*
+ * Find the closest power of two to the divisor. If the adjacent bit
+ * of lsb (last set bit, starts from 0) is set, then we use (lsb + 1).
+ */
+ lsb = fls(evt_stream_div) - 1;
+ if (lsb > 0 && (evt_stream_div & BIT(lsb - 1)))
+ lsb++;
- /* Find the closest power of two to the divisor */
- evt_stream_div = arch_timer_rate / ARCH_TIMER_EVT_STREAM_FREQ;
- pos = fls(evt_stream_div);
- if (pos > 1 && !(evt_stream_div & (1 << (pos - 2))))
- pos--;
/* enable event stream */
- arch_timer_evtstrm_enable(min(pos, 15));
+ arch_timer_evtstrm_enable(max(0, min(lsb, 15)));
}
static void arch_counter_set_user_access(void)
diff --git a/drivers/clocksource/ingenic-timer.c b/drivers/clocksource/ingenic-timer.c
index 58fd9189fab7..905fd6b163a8 100644
--- a/drivers/clocksource/ingenic-timer.c
+++ b/drivers/clocksource/ingenic-timer.c
@@ -127,7 +127,7 @@ static irqreturn_t ingenic_tcu_cevt_cb(int irq, void *dev_id)
return IRQ_HANDLED;
}
-static struct clk * __init ingenic_tcu_get_clock(struct device_node *np, int id)
+static struct clk *ingenic_tcu_get_clock(struct device_node *np, int id)
{
struct of_phandle_args args;
diff --git a/drivers/clocksource/timer-cadence-ttc.c b/drivers/clocksource/timer-cadence-ttc.c
index 80e960602030..4efd0cf3b602 100644
--- a/drivers/clocksource/timer-cadence-ttc.c
+++ b/drivers/clocksource/timer-cadence-ttc.c
@@ -413,10 +413,8 @@ static int __init ttc_setup_clockevent(struct clk *clk,
ttcce->ttc.clk = clk;
err = clk_prepare_enable(ttcce->ttc.clk);
- if (err) {
- kfree(ttcce);
- return err;
- }
+ if (err)
+ goto out_kfree;
ttcce->ttc.clk_rate_change_nb.notifier_call =
ttc_rate_change_clockevent_cb;
@@ -426,7 +424,7 @@ static int __init ttc_setup_clockevent(struct clk *clk,
&ttcce->ttc.clk_rate_change_nb);
if (err) {
pr_warn("Unable to register clock notifier.\n");
- return err;
+ goto out_kfree;
}
ttcce->ttc.freq = clk_get_rate(ttcce->ttc.clk);
@@ -455,15 +453,17 @@ static int __init ttc_setup_clockevent(struct clk *clk,
err = request_irq(irq, ttc_clock_event_interrupt,
IRQF_TIMER, ttcce->ce.name, ttcce);
- if (err) {
- kfree(ttcce);
- return err;
- }
+ if (err)
+ goto out_kfree;
clockevents_config_and_register(&ttcce->ce,
ttcce->ttc.freq / PRESCALE, 1, 0xfffe);
return 0;
+
+out_kfree:
+ kfree(ttcce);
+ return err;
}
static int __init ttc_timer_probe(struct platform_device *pdev)
diff --git a/drivers/clocksource/timer-orion.c b/drivers/clocksource/timer-orion.c
index d01ff4181867..5101e834d78f 100644
--- a/drivers/clocksource/timer-orion.c
+++ b/drivers/clocksource/timer-orion.c
@@ -143,7 +143,8 @@ static int __init orion_timer_init(struct device_node *np)
irq = irq_of_parse_and_map(np, 1);
if (irq <= 0) {
pr_err("%pOFn: unable to parse timer1 irq\n", np);
- return -EINVAL;
+ ret = -EINVAL;
+ goto out_unprep_clk;
}
rate = clk_get_rate(clk);
@@ -160,7 +161,7 @@ static int __init orion_timer_init(struct device_node *np)
clocksource_mmio_readl_down);
if (ret) {
pr_err("Failed to initialize mmio timer\n");
- return ret;
+ goto out_unprep_clk;
}
sched_clock_register(orion_read_sched_clock, 32, rate);
@@ -170,7 +171,7 @@ static int __init orion_timer_init(struct device_node *np)
"orion_event", NULL);
if (ret) {
pr_err("%pOFn: unable to setup irq\n", np);
- return ret;
+ goto out_unprep_clk;
}
ticks_per_jiffy = (clk_get_rate(clk) + HZ/2) / HZ;
@@ -183,5 +184,9 @@ static int __init orion_timer_init(struct device_node *np)
orion_delay_timer_init(rate);
return 0;
+
+out_unprep_clk:
+ clk_disable_unprepare(clk);
+ return ret;
}
TIMER_OF_DECLARE(orion_timer, "marvell,orion-timer", orion_timer_init);
diff --git a/drivers/counter/microchip-tcb-capture.c b/drivers/counter/microchip-tcb-capture.c
index 039c54a78aa5..710acc0a3704 100644
--- a/drivers/counter/microchip-tcb-capture.c
+++ b/drivers/counter/microchip-tcb-capture.c
@@ -183,16 +183,20 @@ static int mchp_tc_count_action_get(struct counter_device *counter,
regmap_read(priv->regmap, ATMEL_TC_REG(priv->channel[0], CMR), &cmr);
- *action = MCHP_TC_SYNAPSE_ACTION_NONE;
-
- if (cmr & ATMEL_TC_ETRGEDG_NONE)
+ switch (cmr & ATMEL_TC_ETRGEDG) {
+ default:
*action = MCHP_TC_SYNAPSE_ACTION_NONE;
- else if (cmr & ATMEL_TC_ETRGEDG_RISING)
+ break;
+ case ATMEL_TC_ETRGEDG_RISING:
*action = MCHP_TC_SYNAPSE_ACTION_RISING_EDGE;
- else if (cmr & ATMEL_TC_ETRGEDG_FALLING)
+ break;
+ case ATMEL_TC_ETRGEDG_FALLING:
*action = MCHP_TC_SYNAPSE_ACTION_FALLING_EDGE;
- else if (cmr & ATMEL_TC_ETRGEDG_BOTH)
+ break;
+ case ATMEL_TC_ETRGEDG_BOTH:
*action = MCHP_TC_SYNAPSE_ACTION_BOTH_EDGE;
+ break;
+ }
return 0;
}
diff --git a/drivers/cpufreq/Kconfig.arm b/drivers/cpufreq/Kconfig.arm
index 015ec0c02835..1f73fa75b1a0 100644
--- a/drivers/cpufreq/Kconfig.arm
+++ b/drivers/cpufreq/Kconfig.arm
@@ -94,7 +94,7 @@ config ARM_IMX6Q_CPUFREQ
tristate "Freescale i.MX6 cpufreq support"
depends on ARCH_MXC
depends on REGULATOR_ANATOP
- select NVMEM_IMX_OCOTP
+ depends on NVMEM_IMX_OCOTP || COMPILE_TEST
select PM_OPP
help
This adds cpufreq driver support for Freescale i.MX6 series SoCs.
diff --git a/drivers/cpufreq/armada-8k-cpufreq.c b/drivers/cpufreq/armada-8k-cpufreq.c
index 39e34f5066d3..b0fc5e84f857 100644
--- a/drivers/cpufreq/armada-8k-cpufreq.c
+++ b/drivers/cpufreq/armada-8k-cpufreq.c
@@ -204,6 +204,12 @@ static void __exit armada_8k_cpufreq_exit(void)
}
module_exit(armada_8k_cpufreq_exit);
+static const struct of_device_id __maybe_unused armada_8k_cpufreq_of_match[] = {
+ { .compatible = "marvell,ap806-cpu-clock" },
+ { },
+};
+MODULE_DEVICE_TABLE(of, armada_8k_cpufreq_of_match);
+
MODULE_AUTHOR("Gregory Clement <gregory.clement@...tlin.com>");
MODULE_DESCRIPTION("Armada 8K cpufreq driver");
MODULE_LICENSE("GPL");
diff --git a/drivers/cpufreq/highbank-cpufreq.c b/drivers/cpufreq/highbank-cpufreq.c
index 5a7f6dafcddb..ac57cddc5f2f 100644
--- a/drivers/cpufreq/highbank-cpufreq.c
+++ b/drivers/cpufreq/highbank-cpufreq.c
@@ -101,6 +101,13 @@ static int hb_cpufreq_driver_init(void)
}
module_init(hb_cpufreq_driver_init);
+static const struct of_device_id __maybe_unused hb_cpufreq_of_match[] = {
+ { .compatible = "calxeda,highbank" },
+ { .compatible = "calxeda,ecx-2000" },
+ { },
+};
+MODULE_DEVICE_TABLE(of, hb_cpufreq_of_match);
+
MODULE_AUTHOR("Mark Langsdorf <mark.langsdorf@...xeda.com>");
MODULE_DESCRIPTION("Calxeda Highbank cpufreq driver");
MODULE_LICENSE("GPL");
diff --git a/drivers/cpufreq/intel_pstate.c b/drivers/cpufreq/intel_pstate.c
index 36a3ccfe6d3d..cb95da684457 100644
--- a/drivers/cpufreq/intel_pstate.c
+++ b/drivers/cpufreq/intel_pstate.c
@@ -2207,9 +2207,9 @@ static void intel_pstate_update_perf_limits(struct cpudata *cpu,
unsigned int policy_min,
unsigned int policy_max)
{
- int max_freq = intel_pstate_get_max_freq(cpu);
int32_t max_policy_perf, min_policy_perf;
int max_state, turbo_max;
+ int max_freq;
/*
* HWP needs some special consideration, because on BDX the
@@ -2223,6 +2223,7 @@ static void intel_pstate_update_perf_limits(struct cpudata *cpu,
cpu->pstate.max_pstate : cpu->pstate.turbo_pstate;
turbo_max = cpu->pstate.turbo_pstate;
}
+ max_freq = max_state * cpu->pstate.scaling;
max_policy_perf = max_state * policy_max / max_freq;
if (policy_max == policy_min) {
@@ -2325,9 +2326,18 @@ static void intel_pstate_adjust_policy_max(struct cpudata *cpu,
static void intel_pstate_verify_cpu_policy(struct cpudata *cpu,
struct cpufreq_policy_data *policy)
{
+ int max_freq;
+
update_turbo_state();
- cpufreq_verify_within_limits(policy, policy->cpuinfo.min_freq,
- intel_pstate_get_max_freq(cpu));
+ if (hwp_active) {
+ int max_state, turbo_max;
+
+ intel_pstate_get_hwp_max(cpu->cpu, &turbo_max, &max_state);
+ max_freq = max_state * cpu->pstate.scaling;
+ } else {
+ max_freq = intel_pstate_get_max_freq(cpu);
+ }
+ cpufreq_verify_within_limits(policy, policy->cpuinfo.min_freq, max_freq);
intel_pstate_adjust_policy_max(cpu, policy);
}
diff --git a/drivers/cpufreq/loongson1-cpufreq.c b/drivers/cpufreq/loongson1-cpufreq.c
index 0ea88778882a..86f612593e49 100644
--- a/drivers/cpufreq/loongson1-cpufreq.c
+++ b/drivers/cpufreq/loongson1-cpufreq.c
@@ -216,6 +216,7 @@ static struct platform_driver ls1x_cpufreq_platdrv = {
module_platform_driver(ls1x_cpufreq_platdrv);
+MODULE_ALIAS("platform:ls1x-cpufreq");
MODULE_AUTHOR("Kelvin Cheung <keguang.zhang@...il.com>");
MODULE_DESCRIPTION("Loongson1 CPUFreq driver");
MODULE_LICENSE("GPL");
diff --git a/drivers/cpufreq/mediatek-cpufreq.c b/drivers/cpufreq/mediatek-cpufreq.c
index 7d1212c9b7c8..a310372dc53e 100644
--- a/drivers/cpufreq/mediatek-cpufreq.c
+++ b/drivers/cpufreq/mediatek-cpufreq.c
@@ -540,6 +540,7 @@ static const struct of_device_id mtk_cpufreq_machines[] __initconst = {
{ }
};
+MODULE_DEVICE_TABLE(of, mtk_cpufreq_machines);
static int __init mtk_cpufreq_driver_init(void)
{
diff --git a/drivers/cpufreq/qcom-cpufreq-nvmem.c b/drivers/cpufreq/qcom-cpufreq-nvmem.c
index d06b37822c3d..fba9937a406b 100644
--- a/drivers/cpufreq/qcom-cpufreq-nvmem.c
+++ b/drivers/cpufreq/qcom-cpufreq-nvmem.c
@@ -464,6 +464,7 @@ static const struct of_device_id qcom_cpufreq_match_list[] __initconst = {
{ .compatible = "qcom,msm8960", .data = &match_data_krait },
{},
};
+MODULE_DEVICE_TABLE(of, qcom_cpufreq_match_list);
/*
* Since the driver depends on smem and nvmem drivers, which may
diff --git a/drivers/cpufreq/scpi-cpufreq.c b/drivers/cpufreq/scpi-cpufreq.c
index 43db05b949d9..e5140ad63db8 100644
--- a/drivers/cpufreq/scpi-cpufreq.c
+++ b/drivers/cpufreq/scpi-cpufreq.c
@@ -233,6 +233,7 @@ static struct platform_driver scpi_cpufreq_platdrv = {
};
module_platform_driver(scpi_cpufreq_platdrv);
+MODULE_ALIAS("platform:scpi-cpufreq");
MODULE_AUTHOR("Sudeep Holla <sudeep.holla@....com>");
MODULE_DESCRIPTION("ARM SCPI CPUFreq interface driver");
MODULE_LICENSE("GPL v2");
diff --git a/drivers/cpufreq/sti-cpufreq.c b/drivers/cpufreq/sti-cpufreq.c
index 4ac6fb23792a..c40d3d7d4ea4 100644
--- a/drivers/cpufreq/sti-cpufreq.c
+++ b/drivers/cpufreq/sti-cpufreq.c
@@ -292,6 +292,13 @@ static int sti_cpufreq_init(void)
}
module_init(sti_cpufreq_init);
+static const struct of_device_id __maybe_unused sti_cpufreq_of_match[] = {
+ { .compatible = "st,stih407" },
+ { .compatible = "st,stih410" },
+ { },
+};
+MODULE_DEVICE_TABLE(of, sti_cpufreq_of_match);
+
MODULE_DESCRIPTION("STMicroelectronics CPUFreq/OPP driver");
MODULE_AUTHOR("Ajitpal Singh <ajitpal.singh@...com>");
MODULE_AUTHOR("Lee Jones <lee.jones@...aro.org>");
diff --git a/drivers/cpufreq/sun50i-cpufreq-nvmem.c b/drivers/cpufreq/sun50i-cpufreq-nvmem.c
index 9907a165135b..2deed8d8773f 100644
--- a/drivers/cpufreq/sun50i-cpufreq-nvmem.c
+++ b/drivers/cpufreq/sun50i-cpufreq-nvmem.c
@@ -167,6 +167,7 @@ static const struct of_device_id sun50i_cpufreq_match_list[] = {
{ .compatible = "allwinner,sun50i-h6" },
{}
};
+MODULE_DEVICE_TABLE(of, sun50i_cpufreq_match_list);
static const struct of_device_id *sun50i_cpufreq_match_node(void)
{
diff --git a/drivers/cpufreq/vexpress-spc-cpufreq.c b/drivers/cpufreq/vexpress-spc-cpufreq.c
index e89b905754d2..f711d8eaea6a 100644
--- a/drivers/cpufreq/vexpress-spc-cpufreq.c
+++ b/drivers/cpufreq/vexpress-spc-cpufreq.c
@@ -591,6 +591,7 @@ static struct platform_driver ve_spc_cpufreq_platdrv = {
};
module_platform_driver(ve_spc_cpufreq_platdrv);
+MODULE_ALIAS("platform:vexpress-spc-cpufreq");
MODULE_AUTHOR("Viresh Kumar <viresh.kumar@...aro.org>");
MODULE_AUTHOR("Sudeep Holla <sudeep.holla@....com>");
MODULE_DESCRIPTION("Vexpress SPC ARM big LITTLE cpufreq driver");
diff --git a/drivers/crypto/Kconfig b/drivers/crypto/Kconfig
index 37da0c070a88..9d6645b1f0ab 100644
--- a/drivers/crypto/Kconfig
+++ b/drivers/crypto/Kconfig
@@ -548,6 +548,7 @@ config CRYPTO_DEV_ATMEL_SHA
config CRYPTO_DEV_ATMEL_I2C
tristate
+ select BITREVERSE
config CRYPTO_DEV_ATMEL_ECC
tristate "Support for Microchip / Atmel ECC hw accelerator"
diff --git a/drivers/crypto/allwinner/sun8i-ce/sun8i-ce-hash.c b/drivers/crypto/allwinner/sun8i-ce/sun8i-ce-hash.c
index a94bf28f858a..4c5a2c11d714 100644
--- a/drivers/crypto/allwinner/sun8i-ce/sun8i-ce-hash.c
+++ b/drivers/crypto/allwinner/sun8i-ce/sun8i-ce-hash.c
@@ -262,13 +262,13 @@ int sun8i_ce_hash_run(struct crypto_engine *engine, void *breq)
u32 common;
u64 byte_count;
__le32 *bf;
- void *buf;
+ void *buf = NULL;
int j, i, todo;
int nbw = 0;
u64 fill, min_fill;
__be64 *bebits;
__le64 *lebits;
- void *result;
+ void *result = NULL;
u64 bs;
int digestsize;
dma_addr_t addr_res, addr_pad;
@@ -285,13 +285,17 @@ int sun8i_ce_hash_run(struct crypto_engine *engine, void *breq)
/* the padding could be up to two block. */
buf = kzalloc(bs * 2, GFP_KERNEL | GFP_DMA);
- if (!buf)
- return -ENOMEM;
+ if (!buf) {
+ err = -ENOMEM;
+ goto theend;
+ }
bf = (__le32 *)buf;
result = kzalloc(digestsize, GFP_KERNEL | GFP_DMA);
- if (!result)
- return -ENOMEM;
+ if (!result) {
+ err = -ENOMEM;
+ goto theend;
+ }
flow = rctx->flow;
chan = &ce->chanlist[flow];
@@ -403,11 +407,11 @@ int sun8i_ce_hash_run(struct crypto_engine *engine, void *breq)
dma_unmap_sg(ce->dev, areq->src, nr_sgs, DMA_TO_DEVICE);
dma_unmap_single(ce->dev, addr_res, digestsize, DMA_FROM_DEVICE);
- kfree(buf);
memcpy(areq->result, result, algt->alg.hash.halg.digestsize);
- kfree(result);
theend:
+ kfree(buf);
+ kfree(result);
crypto_finalize_hash_request(engine, breq, err);
return 0;
}
diff --git a/drivers/crypto/amcc/crypto4xx_core.c b/drivers/crypto/amcc/crypto4xx_core.c
index 981de43ea5e2..2e3690f65786 100644
--- a/drivers/crypto/amcc/crypto4xx_core.c
+++ b/drivers/crypto/amcc/crypto4xx_core.c
@@ -917,7 +917,7 @@ int crypto4xx_build_pd(struct crypto_async_request *req,
}
pd->pd_ctl.w = PD_CTL_HOST_READY |
- ((crypto_tfm_alg_type(req->tfm) == CRYPTO_ALG_TYPE_AHASH) |
+ ((crypto_tfm_alg_type(req->tfm) == CRYPTO_ALG_TYPE_AHASH) ||
(crypto_tfm_alg_type(req->tfm) == CRYPTO_ALG_TYPE_AEAD) ?
PD_CTL_HASH_FINAL : 0);
pd->pd_ctl_len.w = 0x00400000 | (assoclen + datalen);
diff --git a/drivers/crypto/caam/caamalg.c b/drivers/crypto/caam/caamalg.c
index cf5bd7666dfc..8697ae53b063 100644
--- a/drivers/crypto/caam/caamalg.c
+++ b/drivers/crypto/caam/caamalg.c
@@ -3404,8 +3404,8 @@ static int caam_cra_init(struct crypto_skcipher *tfm)
fallback = crypto_alloc_skcipher(tfm_name, 0,
CRYPTO_ALG_NEED_FALLBACK);
if (IS_ERR(fallback)) {
- dev_err(ctx->jrdev, "Failed to allocate %s fallback: %ld\n",
- tfm_name, PTR_ERR(fallback));
+ pr_err("Failed to allocate %s fallback: %ld\n",
+ tfm_name, PTR_ERR(fallback));
return PTR_ERR(fallback);
}
diff --git a/drivers/crypto/caam/caamalg_qi.c b/drivers/crypto/caam/caamalg_qi.c
index 66f60d78bdc8..a24ae966df4a 100644
--- a/drivers/crypto/caam/caamalg_qi.c
+++ b/drivers/crypto/caam/caamalg_qi.c
@@ -2502,8 +2502,8 @@ static int caam_cra_init(struct crypto_skcipher *tfm)
fallback = crypto_alloc_skcipher(tfm_name, 0,
CRYPTO_ALG_NEED_FALLBACK);
if (IS_ERR(fallback)) {
- dev_err(ctx->jrdev, "Failed to allocate %s fallback: %ld\n",
- tfm_name, PTR_ERR(fallback));
+ pr_err("Failed to allocate %s fallback: %ld\n",
+ tfm_name, PTR_ERR(fallback));
return PTR_ERR(fallback);
}
diff --git a/drivers/crypto/caam/caamalg_qi2.c b/drivers/crypto/caam/caamalg_qi2.c
index 98c1ff1744bb..a780e627838a 100644
--- a/drivers/crypto/caam/caamalg_qi2.c
+++ b/drivers/crypto/caam/caamalg_qi2.c
@@ -1611,7 +1611,8 @@ static int caam_cra_init_skcipher(struct crypto_skcipher *tfm)
fallback = crypto_alloc_skcipher(tfm_name, 0,
CRYPTO_ALG_NEED_FALLBACK);
if (IS_ERR(fallback)) {
- dev_err(ctx->dev, "Failed to allocate %s fallback: %ld\n",
+ dev_err(caam_alg->caam.dev,
+ "Failed to allocate %s fallback: %ld\n",
tfm_name, PTR_ERR(fallback));
return PTR_ERR(fallback);
}
diff --git a/drivers/crypto/inside-secure/safexcel.c b/drivers/crypto/inside-secure/safexcel.c
index eb2418450f12..2e1562108a85 100644
--- a/drivers/crypto/inside-secure/safexcel.c
+++ b/drivers/crypto/inside-secure/safexcel.c
@@ -1639,7 +1639,7 @@ static int safexcel_probe_generic(void *pdev,
priv->ring[i].rdr_req = devm_kcalloc(dev,
EIP197_DEFAULT_RING_SIZE,
- sizeof(priv->ring[i].rdr_req),
+ sizeof(*priv->ring[i].rdr_req),
GFP_KERNEL);
if (!priv->ring[i].rdr_req)
return -ENOMEM;
diff --git a/drivers/crypto/omap-aes.c b/drivers/crypto/omap-aes.c
index 4fd14d90cc40..1b1e0ab0a831 100644
--- a/drivers/crypto/omap-aes.c
+++ b/drivers/crypto/omap-aes.c
@@ -1137,7 +1137,7 @@ static int omap_aes_probe(struct platform_device *pdev)
if (err < 0) {
dev_err(dev, "%s: failed to get_sync(%d)\n",
__func__, err);
- goto err_res;
+ goto err_pm_disable;
}
omap_aes_dma_stop(dd);
@@ -1246,6 +1246,7 @@ static int omap_aes_probe(struct platform_device *pdev)
omap_aes_dma_cleanup(dd);
err_irq:
tasklet_kill(&dd->done_task);
+err_pm_disable:
pm_runtime_disable(dev);
err_res:
dd = NULL;
diff --git a/drivers/crypto/qat/qat_common/qat_hal.c b/drivers/crypto/qat/qat_common/qat_hal.c
index 6b9d47682d04..52ef80efeddc 100644
--- a/drivers/crypto/qat/qat_common/qat_hal.c
+++ b/drivers/crypto/qat/qat_common/qat_hal.c
@@ -1146,7 +1146,7 @@ static int qat_hal_put_rel_rd_xfer(struct icp_qat_fw_loader_handle *handle,
unsigned short mask;
unsigned short dr_offset = 0x10;
- status = ctx_enables = qat_hal_rd_ae_csr(handle, ae, CTX_ENABLES);
+ ctx_enables = qat_hal_rd_ae_csr(handle, ae, CTX_ENABLES);
if (CE_INUSE_CONTEXTS & ctx_enables) {
if (ctx & 0x1) {
pr_err("QAT: bad 4-ctx mode,ctx=0x%x\n", ctx);
diff --git a/drivers/crypto/talitos.c b/drivers/crypto/talitos.c
index 66773892f665..a713a35dc502 100644
--- a/drivers/crypto/talitos.c
+++ b/drivers/crypto/talitos.c
@@ -460,7 +460,7 @@ DEF_TALITOS2_DONE(ch1_3, TALITOS2_ISR_CH_1_3_DONE)
/*
* locate current (offending) descriptor
*/
-static u32 current_desc_hdr(struct device *dev, int ch)
+static __be32 current_desc_hdr(struct device *dev, int ch)
{
struct talitos_private *priv = dev_get_drvdata(dev);
int tail, iter;
@@ -478,7 +478,7 @@ static u32 current_desc_hdr(struct device *dev, int ch)
iter = tail;
while (priv->chan[ch].fifo[iter].dma_desc != cur_desc &&
- priv->chan[ch].fifo[iter].desc->next_desc != cur_desc) {
+ priv->chan[ch].fifo[iter].desc->next_desc != cpu_to_be32(cur_desc)) {
iter = (iter + 1) & (priv->fifo_len - 1);
if (iter == tail) {
dev_err(dev, "couldn't locate current descriptor\n");
@@ -486,7 +486,7 @@ static u32 current_desc_hdr(struct device *dev, int ch)
}
}
- if (priv->chan[ch].fifo[iter].desc->next_desc == cur_desc) {
+ if (priv->chan[ch].fifo[iter].desc->next_desc == cpu_to_be32(cur_desc)) {
struct talitos_edesc *edesc;
edesc = container_of(priv->chan[ch].fifo[iter].desc,
@@ -501,13 +501,13 @@ static u32 current_desc_hdr(struct device *dev, int ch)
/*
* user diagnostics; report root cause of error based on execution unit status
*/
-static void report_eu_error(struct device *dev, int ch, u32 desc_hdr)
+static void report_eu_error(struct device *dev, int ch, __be32 desc_hdr)
{
struct talitos_private *priv = dev_get_drvdata(dev);
int i;
if (!desc_hdr)
- desc_hdr = in_be32(priv->chan[ch].reg + TALITOS_DESCBUF);
+ desc_hdr = cpu_to_be32(in_be32(priv->chan[ch].reg + TALITOS_DESCBUF));
switch (desc_hdr & DESC_HDR_SEL0_MASK) {
case DESC_HDR_SEL0_AFEU:
diff --git a/drivers/dax/super.c b/drivers/dax/super.c
index edc279be3e59..cadbd0a1a1ef 100644
--- a/drivers/dax/super.c
+++ b/drivers/dax/super.c
@@ -752,6 +752,7 @@ static int __init dax_core_init(void)
static void __exit dax_core_exit(void)
{
+ dax_bus_exit();
unregister_chrdev_region(dax_devt, MINORMASK+1);
ida_destroy(&dax_minor_ida);
dax_fs_exit();
diff --git a/drivers/dma-buf/dma-resv.c b/drivers/dma-buf/dma-resv.c
index 1c8f2581cb09..1187e5e80ede 100644
--- a/drivers/dma-buf/dma-resv.c
+++ b/drivers/dma-buf/dma-resv.c
@@ -200,7 +200,7 @@ int dma_resv_reserve_shared(struct dma_resv *obj, unsigned int num_fences)
max = max(old->shared_count + num_fences,
old->shared_max * 2);
} else {
- max = 4;
+ max = max(4ul, roundup_pow_of_two(num_fences));
}
new = dma_resv_list_alloc(max);
diff --git a/drivers/dma/mv_xor_v2.c b/drivers/dma/mv_xor_v2.c
index 2753a6b916f6..9b0d463f89bb 100644
--- a/drivers/dma/mv_xor_v2.c
+++ b/drivers/dma/mv_xor_v2.c
@@ -771,8 +771,10 @@ static int mv_xor_v2_probe(struct platform_device *pdev)
goto disable_clk;
msi_desc = first_msi_entry(&pdev->dev);
- if (!msi_desc)
+ if (!msi_desc) {
+ ret = -ENODEV;
goto free_msi_irqs;
+ }
xor_dev->msi_desc = msi_desc;
ret = devm_request_irq(&pdev->dev, msi_desc->irq,
diff --git a/drivers/dma/ti/k3-udma.c b/drivers/dma/ti/k3-udma.c
index 82cf6c77f5c9..d3902784cae2 100644
--- a/drivers/dma/ti/k3-udma.c
+++ b/drivers/dma/ti/k3-udma.c
@@ -3201,8 +3201,7 @@ static int udma_setup_resources(struct udma_dev *ud)
} else if (UDMA_CAP3_UCHAN_CNT(cap3)) {
ud->tpl_levels = 3;
ud->tpl_start_idx[1] = UDMA_CAP3_UCHAN_CNT(cap3);
- ud->tpl_start_idx[0] = ud->tpl_start_idx[1] +
- UDMA_CAP3_HCHAN_CNT(cap3);
+ ud->tpl_start_idx[0] = UDMA_CAP3_HCHAN_CNT(cap3);
} else if (UDMA_CAP3_HCHAN_CNT(cap3)) {
ud->tpl_levels = 2;
ud->tpl_start_idx[0] = UDMA_CAP3_HCHAN_CNT(cap3);
diff --git a/drivers/edac/amd64_edac.c b/drivers/edac/amd64_edac.c
index 1362274d840b..620f7041db6b 100644
--- a/drivers/edac/amd64_edac.c
+++ b/drivers/edac/amd64_edac.c
@@ -18,6 +18,9 @@ static struct amd64_family_type *fam_type;
/* Per-node stuff */
static struct ecc_settings **ecc_stngs;
+/* Device for the PCI component */
+static struct device *pci_ctl_dev;
+
/*
* Valid scrub rates for the K8 hardware memory scrubber. We map the scrubbing
* bandwidth to a valid bit pattern. The 'set' operation finds the 'matching-
@@ -2683,6 +2686,9 @@ reserve_mc_sibling_devs(struct amd64_pvt *pvt, u16 pci_id1, u16 pci_id2)
return -ENODEV;
}
+ if (!pci_ctl_dev)
+ pci_ctl_dev = &pvt->F0->dev;
+
edac_dbg(1, "F0: %s\n", pci_name(pvt->F0));
edac_dbg(1, "F3: %s\n", pci_name(pvt->F3));
edac_dbg(1, "F6: %s\n", pci_name(pvt->F6));
@@ -2707,6 +2713,9 @@ reserve_mc_sibling_devs(struct amd64_pvt *pvt, u16 pci_id1, u16 pci_id2)
return -ENODEV;
}
+ if (!pci_ctl_dev)
+ pci_ctl_dev = &pvt->F2->dev;
+
edac_dbg(1, "F1: %s\n", pci_name(pvt->F1));
edac_dbg(1, "F2: %s\n", pci_name(pvt->F2));
edac_dbg(1, "F3: %s\n", pci_name(pvt->F3));
@@ -3623,21 +3632,10 @@ static void remove_one_instance(unsigned int nid)
static void setup_pci_device(void)
{
- struct mem_ctl_info *mci;
- struct amd64_pvt *pvt;
-
if (pci_ctl)
return;
- mci = edac_mc_find(0);
- if (!mci)
- return;
-
- pvt = mci->pvt_info;
- if (pvt->umc)
- pci_ctl = edac_pci_create_generic_ctl(&pvt->F0->dev, EDAC_MOD_STR);
- else
- pci_ctl = edac_pci_create_generic_ctl(&pvt->F2->dev, EDAC_MOD_STR);
+ pci_ctl = edac_pci_create_generic_ctl(pci_ctl_dev, EDAC_MOD_STR);
if (!pci_ctl) {
pr_warn("%s(): Unable to create PCI control\n", __func__);
pr_warn("%s(): PCI error report via EDAC not set\n", __func__);
@@ -3716,6 +3714,8 @@ static int __init amd64_edac_init(void)
return 0;
err_pci:
+ pci_ctl_dev = NULL;
+
msrs_free(msrs);
msrs = NULL;
@@ -3745,6 +3745,8 @@ static void __exit amd64_edac_exit(void)
kfree(ecc_stngs);
ecc_stngs = NULL;
+ pci_ctl_dev = NULL;
+
msrs_free(msrs);
msrs = NULL;
}
diff --git a/drivers/edac/i10nm_base.c b/drivers/edac/i10nm_base.c
index c8d11da85bec..7b52691c45d2 100644
--- a/drivers/edac/i10nm_base.c
+++ b/drivers/edac/i10nm_base.c
@@ -6,6 +6,7 @@
*/
#include <linux/kernel.h>
+#include <linux/io.h>
#include <asm/cpu_device_id.h>
#include <asm/intel-family.h>
#include <asm/mce.h>
@@ -19,14 +20,16 @@
#define i10nm_printk(level, fmt, arg...) \
edac_printk(level, "i10nm", fmt, ##arg)
-#define I10NM_GET_SCK_BAR(d, reg) \
+#define I10NM_GET_SCK_BAR(d, reg) \
pci_read_config_dword((d)->uracu, 0xd0, &(reg))
#define I10NM_GET_IMC_BAR(d, i, reg) \
pci_read_config_dword((d)->uracu, 0xd8 + (i) * 4, &(reg))
#define I10NM_GET_DIMMMTR(m, i, j) \
- (*(u32 *)((m)->mbase + 0x2080c + (i) * 0x4000 + (j) * 4))
+ readl((m)->mbase + 0x2080c + (i) * 0x4000 + (j) * 4)
#define I10NM_GET_MCDDRTCFG(m, i, j) \
- (*(u32 *)((m)->mbase + 0x20970 + (i) * 0x4000 + (j) * 4))
+ readl((m)->mbase + 0x20970 + (i) * 0x4000 + (j) * 4)
+#define I10NM_GET_MCMTR(m, i) \
+ readl((m)->mbase + 0x20ef8 + (i) * 0x4000)
#define I10NM_GET_SCK_MMIO_BASE(reg) (GET_BITFIELD(reg, 0, 28) << 23)
#define I10NM_GET_IMC_MMIO_OFFSET(reg) (GET_BITFIELD(reg, 0, 10) << 12)
@@ -148,7 +151,7 @@ static bool i10nm_check_ecc(struct skx_imc *imc, int chan)
{
u32 mcmtr;
- mcmtr = *(u32 *)(imc->mbase + 0x20ef8 + chan * 0x4000);
+ mcmtr = I10NM_GET_MCMTR(imc, chan);
edac_dbg(1, "ch%d mcmtr reg %x\n", chan, mcmtr);
return !!GET_BITFIELD(mcmtr, 2, 2);
diff --git a/drivers/edac/mce_amd.c b/drivers/edac/mce_amd.c
index 7f28edb070bd..6c474fbef32a 100644
--- a/drivers/edac/mce_amd.c
+++ b/drivers/edac/mce_amd.c
@@ -1003,7 +1003,7 @@ static void decode_smca_error(struct mce *m)
pr_cont(", %s.\n", smca_mce_descs[bank_type].descs[xec]);
if (bank_type == SMCA_UMC && xec == 0 && decode_dram_ecc)
- decode_dram_ecc(cpu_to_node(m->extcpu), m);
+ decode_dram_ecc(topology_die_id(m->extcpu), m);
}
static inline void amd_decode_err_code(u16 ec)
diff --git a/drivers/extcon/extcon-max77693.c b/drivers/extcon/extcon-max77693.c
index 4a410fd2ea9a..92af97e00828 100644
--- a/drivers/extcon/extcon-max77693.c
+++ b/drivers/extcon/extcon-max77693.c
@@ -1277,4 +1277,4 @@ module_platform_driver(max77693_muic_driver);
MODULE_DESCRIPTION("Maxim MAX77693 Extcon driver");
MODULE_AUTHOR("Chanwoo Choi <cw00.choi@...sung.com>");
MODULE_LICENSE("GPL");
-MODULE_ALIAS("platform:extcon-max77693");
+MODULE_ALIAS("platform:max77693-muic");
diff --git a/drivers/firmware/arm_scmi/notify.c b/drivers/firmware/arm_scmi/notify.c
index ce336899d636..66196b293b6c 100644
--- a/drivers/firmware/arm_scmi/notify.c
+++ b/drivers/firmware/arm_scmi/notify.c
@@ -1474,17 +1474,17 @@ int scmi_notification_init(struct scmi_handle *handle)
ni->gid = gid;
ni->handle = handle;
+ ni->registered_protocols = devm_kcalloc(handle->dev, SCMI_MAX_PROTO,
+ sizeof(char *), GFP_KERNEL);
+ if (!ni->registered_protocols)
+ goto err;
+
ni->notify_wq = alloc_workqueue(dev_name(handle->dev),
WQ_UNBOUND | WQ_FREEZABLE | WQ_SYSFS,
0);
if (!ni->notify_wq)
goto err;
- ni->registered_protocols = devm_kcalloc(handle->dev, SCMI_MAX_PROTO,
- sizeof(char *), GFP_KERNEL);
- if (!ni->registered_protocols)
- goto err;
-
mutex_init(&ni->pending_mtx);
hash_init(ni->pending_events_handlers);
diff --git a/drivers/firmware/efi/efi.c b/drivers/firmware/efi/efi.c
index 6c6eec044a97..df3f9bcab581 100644
--- a/drivers/firmware/efi/efi.c
+++ b/drivers/firmware/efi/efi.c
@@ -57,6 +57,7 @@ struct mm_struct efi_mm = {
.mm_rb = RB_ROOT,
.mm_users = ATOMIC_INIT(2),
.mm_count = ATOMIC_INIT(1),
+ .write_protect_seq = SEQCNT_ZERO(efi_mm.write_protect_seq),
MMAP_LOCK_INITIALIZER(efi_mm)
.page_table_lock = __SPIN_LOCK_UNLOCKED(efi_mm.page_table_lock),
.mmlist = LIST_HEAD_INIT(efi_mm.mmlist),
diff --git a/drivers/firmware/tegra/bpmp-debugfs.c b/drivers/firmware/tegra/bpmp-debugfs.c
index c1bbba9ee93a..440d99c63638 100644
--- a/drivers/firmware/tegra/bpmp-debugfs.c
+++ b/drivers/firmware/tegra/bpmp-debugfs.c
@@ -412,16 +412,12 @@ static int bpmp_populate_debugfs_inband(struct tegra_bpmp *bpmp,
goto out;
}
- len = strlen(ppath) + strlen(name) + 1;
+ len = snprintf(pathbuf, pathlen, "%s%s/", ppath, name);
if (len >= pathlen) {
err = -EINVAL;
goto out;
}
- strncpy(pathbuf, ppath, pathlen);
- strncat(pathbuf, name, strlen(name));
- strcat(pathbuf, "/");
-
err = bpmp_populate_debugfs_inband(bpmp, dentry,
pathbuf);
if (err < 0)
diff --git a/drivers/fsi/fsi-master-aspeed.c b/drivers/fsi/fsi-master-aspeed.c
index c006ec008a1a..90dbe58ca1ed 100644
--- a/drivers/fsi/fsi-master-aspeed.c
+++ b/drivers/fsi/fsi-master-aspeed.c
@@ -8,6 +8,7 @@
#include <linux/io.h>
#include <linux/mfd/syscon.h>
#include <linux/module.h>
+#include <linux/mutex.h>
#include <linux/of.h>
#include <linux/platform_device.h>
#include <linux/regmap.h>
@@ -19,6 +20,7 @@
struct fsi_master_aspeed {
struct fsi_master master;
+ struct mutex lock; /* protect HW access */
struct device *dev;
void __iomem *base;
struct clk *clk;
@@ -254,6 +256,8 @@ static int aspeed_master_read(struct fsi_master *master, int link,
addr |= id << 21;
addr += link * FSI_HUB_LINK_SIZE;
+ mutex_lock(&aspeed->lock);
+
switch (size) {
case 1:
ret = opb_readb(aspeed, fsi_base + addr, val);
@@ -265,14 +269,14 @@ static int aspeed_master_read(struct fsi_master *master, int link,
ret = opb_readl(aspeed, fsi_base + addr, val);
break;
default:
- return -EINVAL;
+ ret = -EINVAL;
+ goto done;
}
ret = check_errors(aspeed, ret);
- if (ret)
- return ret;
-
- return 0;
+done:
+ mutex_unlock(&aspeed->lock);
+ return ret;
}
static int aspeed_master_write(struct fsi_master *master, int link,
@@ -287,6 +291,8 @@ static int aspeed_master_write(struct fsi_master *master, int link,
addr |= id << 21;
addr += link * FSI_HUB_LINK_SIZE;
+ mutex_lock(&aspeed->lock);
+
switch (size) {
case 1:
ret = opb_writeb(aspeed, fsi_base + addr, *(u8 *)val);
@@ -298,14 +304,14 @@ static int aspeed_master_write(struct fsi_master *master, int link,
ret = opb_writel(aspeed, fsi_base + addr, *(__be32 *)val);
break;
default:
- return -EINVAL;
+ ret = -EINVAL;
+ goto done;
}
ret = check_errors(aspeed, ret);
- if (ret)
- return ret;
-
- return 0;
+done:
+ mutex_unlock(&aspeed->lock);
+ return ret;
}
static int aspeed_master_link_enable(struct fsi_master *master, int link,
@@ -320,17 +326,21 @@ static int aspeed_master_link_enable(struct fsi_master *master, int link,
reg = cpu_to_be32(0x80000000 >> bit);
- if (!enable)
- return opb_writel(aspeed, ctrl_base + FSI_MCENP0 + (4 * idx),
- reg);
+ mutex_lock(&aspeed->lock);
+
+ if (!enable) {
+ ret = opb_writel(aspeed, ctrl_base + FSI_MCENP0 + (4 * idx), reg);
+ goto done;
+ }
ret = opb_writel(aspeed, ctrl_base + FSI_MSENP0 + (4 * idx), reg);
if (ret)
- return ret;
+ goto done;
mdelay(FSI_LINK_ENABLE_SETUP_TIME);
-
- return 0;
+done:
+ mutex_unlock(&aspeed->lock);
+ return ret;
}
static int aspeed_master_term(struct fsi_master *master, int link, uint8_t id)
@@ -431,9 +441,11 @@ static ssize_t cfam_reset_store(struct device *dev, struct device_attribute *att
{
struct fsi_master_aspeed *aspeed = dev_get_drvdata(dev);
+ mutex_lock(&aspeed->lock);
gpiod_set_value(aspeed->cfam_reset_gpio, 1);
usleep_range(900, 1000);
gpiod_set_value(aspeed->cfam_reset_gpio, 0);
+ mutex_unlock(&aspeed->lock);
return count;
}
@@ -597,6 +609,7 @@ static int fsi_master_aspeed_probe(struct platform_device *pdev)
dev_set_drvdata(&pdev->dev, aspeed);
+ mutex_init(&aspeed->lock);
aspeed_master_init(aspeed);
rc = fsi_master_register(&aspeed->master);
diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c
index 6e3c4d7a7d14..4ad3c4b276dc 100644
--- a/drivers/gpio/gpiolib.c
+++ b/drivers/gpio/gpiolib.c
@@ -1477,7 +1477,8 @@ static void gpiochip_set_irq_hooks(struct gpio_chip *gc)
if (WARN_ON(gc->irq.irq_enable))
return;
/* Check if the irqchip already has this hook... */
- if (irqchip->irq_enable == gpiochip_irq_enable) {
+ if (irqchip->irq_enable == gpiochip_irq_enable ||
+ irqchip->irq_mask == gpiochip_irq_mask) {
/*
* ...and if so, give a gentle warning that this is bad
* practice.
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_connectors.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_connectors.c
index 65d1b23d7e74..b9c11c2b2885 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_connectors.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_connectors.c
@@ -1414,10 +1414,12 @@ amdgpu_connector_dp_detect(struct drm_connector *connector, bool force)
pm_runtime_put_autosuspend(connector->dev->dev);
}
- drm_dp_set_subconnector_property(&amdgpu_connector->base,
- ret,
- amdgpu_dig_connector->dpcd,
- amdgpu_dig_connector->downstream_ports);
+ if (connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort ||
+ connector->connector_type == DRM_MODE_CONNECTOR_eDP)
+ drm_dp_set_subconnector_property(&amdgpu_connector->base,
+ ret,
+ amdgpu_dig_connector->dpcd,
+ amdgpu_dig_connector->downstream_ports);
return ret;
}
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c
index 8c9bacfdbc30..c485ec86804e 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c
@@ -193,10 +193,14 @@ static bool amdgpu_gfx_is_multipipe_capable(struct amdgpu_device *adev)
}
bool amdgpu_gfx_is_high_priority_compute_queue(struct amdgpu_device *adev,
- int queue)
+ int pipe, int queue)
{
- /* Policy: make queue 0 of each pipe as high priority compute queue */
- return (queue == 0);
+ bool multipipe_policy = amdgpu_gfx_is_multipipe_capable(adev);
+ int cond;
+ /* Policy: alternate between normal and high priority */
+ cond = multipipe_policy ? pipe : queue;
+
+ return ((cond % 2) != 0);
}
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.h
index 258498cbf1eb..f353a5b71804 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.h
@@ -373,7 +373,7 @@ void amdgpu_queue_mask_bit_to_mec_queue(struct amdgpu_device *adev, int bit,
bool amdgpu_gfx_is_mec_queue_enabled(struct amdgpu_device *adev, int mec,
int pipe, int queue);
bool amdgpu_gfx_is_high_priority_compute_queue(struct amdgpu_device *adev,
- int queue);
+ int pipe, int queue);
int amdgpu_gfx_me_queue_to_bit(struct amdgpu_device *adev, int me,
int pipe, int queue);
void amdgpu_gfx_bit_to_me_queue(struct amdgpu_device *adev, int bit,
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c
index 3e4892b7b7d3..ff4e22673930 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c
@@ -494,13 +494,14 @@ void amdgpu_gmc_get_vbios_allocations(struct amdgpu_device *adev)
break;
}
- if (!amdgpu_device_ip_get_ip_block(adev, AMD_IP_BLOCK_TYPE_DCE))
+ if (!amdgpu_device_ip_get_ip_block(adev, AMD_IP_BLOCK_TYPE_DCE)) {
size = 0;
- else
+ } else {
size = amdgpu_gmc_get_vbios_fb_size(adev);
- if (adev->mman.keep_stolen_vga_memory)
- size = max(size, (unsigned)AMDGPU_VBIOS_VGA_ALLOCATION);
+ if (adev->mman.keep_stolen_vga_memory)
+ size = max(size, (unsigned)AMDGPU_VBIOS_VGA_ALLOCATION);
+ }
/* set to 0 if the pre-OS buffer uses up most of vram */
if ((adev->gmc.real_vram_size - size) < (8 * 1024 * 1024))
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c
index 55f4b8c3b933..4ebb43e09099 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c
@@ -4334,7 +4334,8 @@ static int gfx_v10_0_compute_ring_init(struct amdgpu_device *adev, int ring_id,
irq_type = AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE0_EOP
+ ((ring->me - 1) * adev->gfx.mec.num_pipe_per_mec)
+ ring->pipe;
- hw_prio = amdgpu_gfx_is_high_priority_compute_queue(adev, ring->queue) ?
+ hw_prio = amdgpu_gfx_is_high_priority_compute_queue(adev, ring->pipe,
+ ring->queue) ?
AMDGPU_GFX_PIPE_PRIO_HIGH : AMDGPU_GFX_PIPE_PRIO_NORMAL;
/* type-2 packets are deprecated on MEC, use type-3 instead */
r = amdgpu_ring_init(adev, ring, 1024,
@@ -6360,7 +6361,8 @@ static void gfx_v10_0_compute_mqd_set_priority(struct amdgpu_ring *ring, struct
struct amdgpu_device *adev = ring->adev;
if (ring->funcs->type == AMDGPU_RING_TYPE_COMPUTE) {
- if (amdgpu_gfx_is_high_priority_compute_queue(adev, ring->queue)) {
+ if (amdgpu_gfx_is_high_priority_compute_queue(adev, ring->pipe,
+ ring->queue)) {
mqd->cp_hqd_pipe_priority = AMDGPU_GFX_PIPE_PRIO_HIGH;
mqd->cp_hqd_queue_priority =
AMDGPU_GFX_QUEUE_PRIORITY_MAXIMUM;
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
index 94b7e0531d09..c36258d56b44 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
@@ -1915,7 +1915,8 @@ static int gfx_v8_0_compute_ring_init(struct amdgpu_device *adev, int ring_id,
+ ((ring->me - 1) * adev->gfx.mec.num_pipe_per_mec)
+ ring->pipe;
- hw_prio = amdgpu_gfx_is_high_priority_compute_queue(adev, ring->queue) ?
+ hw_prio = amdgpu_gfx_is_high_priority_compute_queue(adev, ring->pipe,
+ ring->queue) ?
AMDGPU_GFX_PIPE_PRIO_HIGH : AMDGPU_RING_PRIO_DEFAULT;
/* type-2 packets are deprecated on MEC, use type-3 instead */
r = amdgpu_ring_init(adev, ring, 1024,
@@ -4433,7 +4434,8 @@ static void gfx_v8_0_mqd_set_priority(struct amdgpu_ring *ring, struct vi_mqd *m
struct amdgpu_device *adev = ring->adev;
if (ring->funcs->type == AMDGPU_RING_TYPE_COMPUTE) {
- if (amdgpu_gfx_is_high_priority_compute_queue(adev, ring->queue)) {
+ if (amdgpu_gfx_is_high_priority_compute_queue(adev, ring->pipe,
+ ring->queue)) {
mqd->cp_hqd_pipe_priority = AMDGPU_GFX_PIPE_PRIO_HIGH;
mqd->cp_hqd_queue_priority =
AMDGPU_GFX_QUEUE_PRIORITY_MAXIMUM;
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
index 0d8e203b10ef..957c12b72767 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
@@ -2228,7 +2228,8 @@ static int gfx_v9_0_compute_ring_init(struct amdgpu_device *adev, int ring_id,
irq_type = AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE0_EOP
+ ((ring->me - 1) * adev->gfx.mec.num_pipe_per_mec)
+ ring->pipe;
- hw_prio = amdgpu_gfx_is_high_priority_compute_queue(adev, ring->queue) ?
+ hw_prio = amdgpu_gfx_is_high_priority_compute_queue(adev, ring->pipe,
+ ring->queue) ?
AMDGPU_GFX_PIPE_PRIO_HIGH : AMDGPU_GFX_PIPE_PRIO_NORMAL;
/* type-2 packets are deprecated on MEC, use type-3 instead */
return amdgpu_ring_init(adev, ring, 1024,
@@ -3383,7 +3384,9 @@ static void gfx_v9_0_mqd_set_priority(struct amdgpu_ring *ring, struct v9_mqd *m
struct amdgpu_device *adev = ring->adev;
if (ring->funcs->type == AMDGPU_RING_TYPE_COMPUTE) {
- if (amdgpu_gfx_is_high_priority_compute_queue(adev, ring->queue)) {
+ if (amdgpu_gfx_is_high_priority_compute_queue(adev,
+ ring->pipe,
+ ring->queue)) {
mqd->cp_hqd_pipe_priority = AMDGPU_GFX_PIPE_PRIO_HIGH;
mqd->cp_hqd_queue_priority =
AMDGPU_GFX_QUEUE_PRIORITY_MAXIMUM;
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_crat.c b/drivers/gpu/drm/amd/amdkfd/kfd_crat.c
index 3de5e14c5ae3..d7f67620f57b 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_crat.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_crat.c
@@ -774,6 +774,7 @@ int kfd_create_crat_image_acpi(void **crat_image, size_t *size)
struct acpi_table_header *crat_table;
acpi_status status;
void *pcrat_image;
+ int rc = 0;
if (!crat_image)
return -EINVAL;
@@ -798,14 +799,17 @@ int kfd_create_crat_image_acpi(void **crat_image, size_t *size)
}
pcrat_image = kvmalloc(crat_table->length, GFP_KERNEL);
- if (!pcrat_image)
- return -ENOMEM;
+ if (!pcrat_image) {
+ rc = -ENOMEM;
+ goto out;
+ }
memcpy(pcrat_image, crat_table, crat_table->length);
*crat_image = pcrat_image;
*size = crat_table->length;
-
- return 0;
+out:
+ acpi_put_table(crat_table);
+ return rc;
}
/* Memory required to create Virtual CRAT.
@@ -988,6 +992,7 @@ static int kfd_create_vcrat_image_cpu(void *pcrat_image, size_t *size)
CRAT_OEMID_LENGTH);
memcpy(crat_table->oem_table_id, acpi_table->oem_table_id,
CRAT_OEMTABLEID_LENGTH);
+ acpi_put_table(acpi_table);
}
crat_table->total_entries = 0;
crat_table->num_domains = 0;
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
index 0f7749e9424d..30c6b9edddb5 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
@@ -2278,7 +2278,8 @@ void amdgpu_dm_update_connector_after_detect(
drm_connector_update_edid_property(connector,
aconnector->edid);
- drm_add_edid_modes(connector, aconnector->edid);
+ aconnector->num_modes = drm_add_edid_modes(connector, aconnector->edid);
+ drm_connector_list_update(connector);
if (aconnector->dc_link->aux_mode)
drm_dp_cec_set_edid(&aconnector->dm_dp_aux.aux,
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c b/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c
index ff1e9963ec7a..98464886341f 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c
@@ -4230,7 +4230,7 @@ void dp_set_panel_mode(struct dc_link *link, enum dp_panel_mode panel_mode)
if (edp_config_set.bits.PANEL_MODE_EDP
!= panel_mode_edp) {
- enum ddc_result result = DDC_RESULT_UNKNOWN;
+ enum dc_status result = DC_ERROR_UNEXPECTED;
edp_config_set.bits.PANEL_MODE_EDP =
panel_mode_edp;
@@ -4240,7 +4240,7 @@ void dp_set_panel_mode(struct dc_link *link, enum dp_panel_mode panel_mode)
&edp_config_set.raw,
sizeof(edp_config_set.raw));
- ASSERT(result == DDC_RESULT_SUCESSFULL);
+ ASSERT(result == DC_OK);
}
}
DC_LOG_DETECTION_DP_CAPS("Link: %d eDP panel mode supported: %d "
diff --git a/drivers/gpu/drm/amd/display/modules/color/color_gamma.c b/drivers/gpu/drm/amd/display/modules/color/color_gamma.c
index b8695660b480..09bc2c249e1a 100644
--- a/drivers/gpu/drm/amd/display/modules/color/color_gamma.c
+++ b/drivers/gpu/drm/amd/display/modules/color/color_gamma.c
@@ -1614,7 +1614,7 @@ static void apply_degamma_for_user_regamma(struct pwl_float_data_ex *rgb_regamma
struct pwl_float_data_ex *rgb = rgb_regamma;
const struct hw_x_point *coord_x = coordinates_x;
- build_coefficients(&coeff, true);
+ build_coefficients(&coeff, TRANSFER_FUNCTION_SRGB);
i = 0;
while (i != hw_points_num + 1) {
diff --git a/drivers/gpu/drm/aspeed/Kconfig b/drivers/gpu/drm/aspeed/Kconfig
index 018383cfcfa7..5e95bcea43e9 100644
--- a/drivers/gpu/drm/aspeed/Kconfig
+++ b/drivers/gpu/drm/aspeed/Kconfig
@@ -3,6 +3,7 @@ config DRM_ASPEED_GFX
tristate "ASPEED BMC Display Controller"
depends on DRM && OF
depends on (COMPILE_TEST || ARCH_ASPEED)
+ depends on MMU
select DRM_KMS_HELPER
select DRM_KMS_CMA_HELPER
select DMA_CMA if HAVE_DMA_CONTIGUOUS
diff --git a/drivers/gpu/drm/bridge/ti-tpd12s015.c b/drivers/gpu/drm/bridge/ti-tpd12s015.c
index 514cbf0eac75..e0e015243a60 100644
--- a/drivers/gpu/drm/bridge/ti-tpd12s015.c
+++ b/drivers/gpu/drm/bridge/ti-tpd12s015.c
@@ -160,7 +160,7 @@ static int tpd12s015_probe(struct platform_device *pdev)
/* Register the IRQ if the HPD GPIO is IRQ-capable. */
tpd->hpd_irq = gpiod_to_irq(tpd->hpd_gpio);
- if (tpd->hpd_irq) {
+ if (tpd->hpd_irq >= 0) {
ret = devm_request_threaded_irq(&pdev->dev, tpd->hpd_irq, NULL,
tpd12s015_hpd_isr,
IRQF_TRIGGER_RISING |
diff --git a/drivers/gpu/drm/drm_dp_aux_dev.c b/drivers/gpu/drm/drm_dp_aux_dev.c
index 2510717d5a08..e25181bf2c48 100644
--- a/drivers/gpu/drm/drm_dp_aux_dev.c
+++ b/drivers/gpu/drm/drm_dp_aux_dev.c
@@ -63,7 +63,7 @@ static struct drm_dp_aux_dev *drm_dp_aux_dev_get_by_minor(unsigned index)
mutex_lock(&aux_idr_mutex);
aux_dev = idr_find(&aux_idr, index);
- if (!kref_get_unless_zero(&aux_dev->refcount))
+ if (aux_dev && !kref_get_unless_zero(&aux_dev->refcount))
aux_dev = NULL;
mutex_unlock(&aux_idr_mutex);
diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c
index 631125b46e04..b7ddf504e024 100644
--- a/drivers/gpu/drm/drm_edid.c
+++ b/drivers/gpu/drm/drm_edid.c
@@ -3102,6 +3102,8 @@ static int drm_cvt_modes(struct drm_connector *connector,
height = (cvt->code[0] + ((cvt->code[1] & 0xf0) << 4) + 1) * 2;
switch (cvt->code[1] & 0x0c) {
+ /* default - because compiler doesn't see that we've enumerated all cases */
+ default:
case 0x00:
width = height * 4 / 3;
break;
diff --git a/drivers/gpu/drm/gma500/cdv_intel_dp.c b/drivers/gpu/drm/gma500/cdv_intel_dp.c
index 720a767118c9..deb4fd13591d 100644
--- a/drivers/gpu/drm/gma500/cdv_intel_dp.c
+++ b/drivers/gpu/drm/gma500/cdv_intel_dp.c
@@ -2083,7 +2083,7 @@ cdv_intel_dp_init(struct drm_device *dev, struct psb_intel_mode_device *mode_dev
DRM_INFO("failed to retrieve link info, disabling eDP\n");
drm_encoder_cleanup(encoder);
cdv_intel_dp_destroy(connector);
- goto err_priv;
+ goto err_connector;
} else {
DRM_DEBUG_KMS("DPCD: Rev=%x LN_Rate=%x LN_CNT=%x LN_DOWNSP=%x\n",
intel_dp->dpcd[0], intel_dp->dpcd[1],
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c b/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c
index b07dc1156a0e..bcc80f428172 100644
--- a/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c
+++ b/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c
@@ -382,7 +382,7 @@ eb_vma_misplaced(const struct drm_i915_gem_exec_object2 *entry,
return true;
if (!(flags & EXEC_OBJECT_SUPPORTS_48B_ADDRESS) &&
- (vma->node.start + vma->node.size - 1) >> 32)
+ (vma->node.start + vma->node.size + 4095) >> 32)
return true;
if (flags & __EXEC_OBJECT_NEEDS_MAP &&
diff --git a/drivers/gpu/drm/imx/dcss/dcss-plane.c b/drivers/gpu/drm/imx/dcss/dcss-plane.c
index 961d671f171b..f54087ac44d3 100644
--- a/drivers/gpu/drm/imx/dcss/dcss-plane.c
+++ b/drivers/gpu/drm/imx/dcss/dcss-plane.c
@@ -111,7 +111,8 @@ static bool dcss_plane_can_rotate(const struct drm_format_info *format,
supported_rotation = DRM_MODE_ROTATE_0 | DRM_MODE_ROTATE_180 |
DRM_MODE_REFLECT_MASK;
else if (!format->is_yuv &&
- modifier == DRM_FORMAT_MOD_VIVANTE_TILED)
+ (modifier == DRM_FORMAT_MOD_VIVANTE_TILED ||
+ modifier == DRM_FORMAT_MOD_VIVANTE_SUPER_TILED))
supported_rotation = DRM_MODE_ROTATE_MASK |
DRM_MODE_REFLECT_MASK;
else if (format->is_yuv && linear_format &&
@@ -273,6 +274,7 @@ static void dcss_plane_atomic_update(struct drm_plane *plane,
u32 src_w, src_h, dst_w, dst_h;
struct drm_rect src, dst;
bool enable = true;
+ bool is_rotation_90_or_270;
if (!fb || !state->crtc || !state->visible)
return;
@@ -311,8 +313,13 @@ static void dcss_plane_atomic_update(struct drm_plane *plane,
dcss_plane_atomic_set_base(dcss_plane);
+ is_rotation_90_or_270 = state->rotation & (DRM_MODE_ROTATE_90 |
+ DRM_MODE_ROTATE_270);
+
dcss_scaler_setup(dcss->scaler, dcss_plane->ch_num,
- state->fb->format, src_w, src_h,
+ state->fb->format,
+ is_rotation_90_or_270 ? src_h : src_w,
+ is_rotation_90_or_270 ? src_w : src_h,
dst_w, dst_h,
drm_mode_vrefresh(&crtc_state->mode));
diff --git a/drivers/gpu/drm/mcde/mcde_drv.c b/drivers/gpu/drm/mcde/mcde_drv.c
index 92f8bd907193..210f5e163008 100644
--- a/drivers/gpu/drm/mcde/mcde_drv.c
+++ b/drivers/gpu/drm/mcde/mcde_drv.c
@@ -331,8 +331,8 @@ static int mcde_probe(struct platform_device *pdev)
}
irq = platform_get_irq(pdev, 0);
- if (!irq) {
- ret = -EINVAL;
+ if (irq < 0) {
+ ret = irq;
goto clk_disable;
}
diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c
index 8eba44be3a8a..3064eac1a750 100644
--- a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c
+++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c
@@ -359,7 +359,7 @@ static const struct mtk_ddp_comp_funcs ddp_ufoe = {
static const char * const mtk_ddp_comp_stem[MTK_DDP_COMP_TYPE_MAX] = {
[MTK_DISP_OVL] = "ovl",
- [MTK_DISP_OVL_2L] = "ovl_2l",
+ [MTK_DISP_OVL_2L] = "ovl-2l",
[MTK_DISP_RDMA] = "rdma",
[MTK_DISP_WDMA] = "wdma",
[MTK_DISP_COLOR] = "color",
diff --git a/drivers/gpu/drm/meson/meson_drv.c b/drivers/gpu/drm/meson/meson_drv.c
index 8b9c8dd788c4..3d1de9cbb1c8 100644
--- a/drivers/gpu/drm/meson/meson_drv.c
+++ b/drivers/gpu/drm/meson/meson_drv.c
@@ -389,15 +389,17 @@ static void meson_drv_unbind(struct device *dev)
meson_canvas_free(priv->canvas, priv->canvas_id_vd1_2);
}
+ drm_dev_unregister(drm);
+ drm_kms_helper_poll_fini(drm);
+ drm_atomic_helper_shutdown(drm);
+ component_unbind_all(dev, drm);
+ drm_irq_uninstall(drm);
+ drm_dev_put(drm);
+
if (priv->afbcd.ops) {
priv->afbcd.ops->reset(priv);
meson_rdma_free(priv);
}
-
- drm_dev_unregister(drm);
- drm_irq_uninstall(drm);
- drm_kms_helper_poll_fini(drm);
- drm_dev_put(drm);
}
static const struct component_master_ops meson_drv_master_ops = {
diff --git a/drivers/gpu/drm/meson/meson_dw_hdmi.c b/drivers/gpu/drm/meson/meson_dw_hdmi.c
index 29a8ff41595d..aad75a22dc33 100644
--- a/drivers/gpu/drm/meson/meson_dw_hdmi.c
+++ b/drivers/gpu/drm/meson/meson_dw_hdmi.c
@@ -145,8 +145,6 @@ struct meson_dw_hdmi {
struct reset_control *hdmitx_apb;
struct reset_control *hdmitx_ctrl;
struct reset_control *hdmitx_phy;
- struct clk *hdmi_pclk;
- struct clk *venci_clk;
struct regulator *hdmi_supply;
u32 irq_stat;
struct dw_hdmi *hdmi;
@@ -941,6 +939,34 @@ static void meson_dw_hdmi_init(struct meson_dw_hdmi *meson_dw_hdmi)
}
+static void meson_disable_regulator(void *data)
+{
+ regulator_disable(data);
+}
+
+static void meson_disable_clk(void *data)
+{
+ clk_disable_unprepare(data);
+}
+
+static int meson_enable_clk(struct device *dev, char *name)
+{
+ struct clk *clk;
+ int ret;
+
+ clk = devm_clk_get(dev, name);
+ if (IS_ERR(clk)) {
+ dev_err(dev, "Unable to get %s pclk\n", name);
+ return PTR_ERR(clk);
+ }
+
+ ret = clk_prepare_enable(clk);
+ if (!ret)
+ ret = devm_add_action_or_reset(dev, meson_disable_clk, clk);
+
+ return ret;
+}
+
static int meson_dw_hdmi_bind(struct device *dev, struct device *master,
void *data)
{
@@ -989,6 +1015,10 @@ static int meson_dw_hdmi_bind(struct device *dev, struct device *master,
ret = regulator_enable(meson_dw_hdmi->hdmi_supply);
if (ret)
return ret;
+ ret = devm_add_action_or_reset(dev, meson_disable_regulator,
+ meson_dw_hdmi->hdmi_supply);
+ if (ret)
+ return ret;
}
meson_dw_hdmi->hdmitx_apb = devm_reset_control_get_exclusive(dev,
@@ -1017,19 +1047,17 @@ static int meson_dw_hdmi_bind(struct device *dev, struct device *master,
if (IS_ERR(meson_dw_hdmi->hdmitx))
return PTR_ERR(meson_dw_hdmi->hdmitx);
- meson_dw_hdmi->hdmi_pclk = devm_clk_get(dev, "isfr");
- if (IS_ERR(meson_dw_hdmi->hdmi_pclk)) {
- dev_err(dev, "Unable to get HDMI pclk\n");
- return PTR_ERR(meson_dw_hdmi->hdmi_pclk);
- }
- clk_prepare_enable(meson_dw_hdmi->hdmi_pclk);
+ ret = meson_enable_clk(dev, "isfr");
+ if (ret)
+ return ret;
- meson_dw_hdmi->venci_clk = devm_clk_get(dev, "venci");
- if (IS_ERR(meson_dw_hdmi->venci_clk)) {
- dev_err(dev, "Unable to get venci clk\n");
- return PTR_ERR(meson_dw_hdmi->venci_clk);
- }
- clk_prepare_enable(meson_dw_hdmi->venci_clk);
+ ret = meson_enable_clk(dev, "iahb");
+ if (ret)
+ return ret;
+
+ ret = meson_enable_clk(dev, "venci");
+ if (ret)
+ return ret;
dw_plat_data->regm = devm_regmap_init(dev, NULL, meson_dw_hdmi,
&meson_dw_hdmi_regmap_config);
@@ -1062,10 +1090,10 @@ static int meson_dw_hdmi_bind(struct device *dev, struct device *master,
encoder->possible_crtcs = BIT(0);
- DRM_DEBUG_DRIVER("encoder initialized\n");
-
meson_dw_hdmi_init(meson_dw_hdmi);
+ DRM_DEBUG_DRIVER("encoder initialized\n");
+
/* Bridge / Connector */
dw_plat_data->priv_data = meson_dw_hdmi;
diff --git a/drivers/gpu/drm/msm/Kconfig b/drivers/gpu/drm/msm/Kconfig
index e5816b498494..dabb4a1ccdcf 100644
--- a/drivers/gpu/drm/msm/Kconfig
+++ b/drivers/gpu/drm/msm/Kconfig
@@ -4,8 +4,8 @@ config DRM_MSM
tristate "MSM DRM"
depends on DRM
depends on ARCH_QCOM || SOC_IMX5 || (ARM && COMPILE_TEST)
+ depends on IOMMU_SUPPORT
depends on OF && COMMON_CLK
- depends on MMU
depends on QCOM_OCMEM || QCOM_OCMEM=n
select IOMMU_IO_PGTABLE
select QCOM_MDT_LOADER if ARCH_QCOM
diff --git a/drivers/gpu/drm/msm/adreno/a5xx_gpu.c b/drivers/gpu/drm/msm/adreno/a5xx_gpu.c
index d6804a802355..69ed2c609466 100644
--- a/drivers/gpu/drm/msm/adreno/a5xx_gpu.c
+++ b/drivers/gpu/drm/msm/adreno/a5xx_gpu.c
@@ -755,12 +755,8 @@ static int a5xx_hw_init(struct msm_gpu *gpu)
gpu_write(gpu, REG_A5XX_CP_RB_CNTL,
MSM_GPU_RB_CNTL_DEFAULT | AXXX_CP_RB_CNTL_NO_UPDATE);
- /* Disable preemption if WHERE_AM_I isn't available */
- if (!a5xx_gpu->has_whereami && gpu->nr_rings > 1) {
- a5xx_preempt_fini(gpu);
- gpu->nr_rings = 1;
- } else {
- /* Create a privileged buffer for the RPTR shadow */
+ /* Create a privileged buffer for the RPTR shadow */
+ if (a5xx_gpu->has_whereami) {
if (!a5xx_gpu->shadow_bo) {
a5xx_gpu->shadow = msm_gem_kernel_new(gpu->dev,
sizeof(u32) * gpu->nr_rings,
@@ -774,6 +770,10 @@ static int a5xx_hw_init(struct msm_gpu *gpu)
gpu_write64(gpu, REG_A5XX_CP_RB_RPTR_ADDR,
REG_A5XX_CP_RB_RPTR_ADDR_HI, shadowptr(a5xx_gpu, gpu->rb[0]));
+ } else if (gpu->nr_rings > 1) {
+ /* Disable preemption if WHERE_AM_I isn't available */
+ a5xx_preempt_fini(gpu);
+ gpu->nr_rings = 1;
}
a5xx_preempt_hw_init(gpu);
@@ -1207,7 +1207,9 @@ static int a5xx_pm_resume(struct msm_gpu *gpu)
static int a5xx_pm_suspend(struct msm_gpu *gpu)
{
struct adreno_gpu *adreno_gpu = to_adreno_gpu(gpu);
+ struct a5xx_gpu *a5xx_gpu = to_a5xx_gpu(adreno_gpu);
u32 mask = 0xf;
+ int i, ret;
/* A510 has 3 XIN ports in VBIF */
if (adreno_is_a510(adreno_gpu))
@@ -1227,7 +1229,15 @@ static int a5xx_pm_suspend(struct msm_gpu *gpu)
gpu_write(gpu, REG_A5XX_RBBM_BLOCK_SW_RESET_CMD, 0x003C0000);
gpu_write(gpu, REG_A5XX_RBBM_BLOCK_SW_RESET_CMD, 0x00000000);
- return msm_gpu_pm_suspend(gpu);
+ ret = msm_gpu_pm_suspend(gpu);
+ if (ret)
+ return ret;
+
+ if (a5xx_gpu->has_whereami)
+ for (i = 0; i < gpu->nr_rings; i++)
+ a5xx_gpu->shadow[i] = 0;
+
+ return 0;
}
static int a5xx_get_timestamp(struct msm_gpu *gpu, uint64_t *value)
diff --git a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c
index 948f3656c20c..420ca4a0eb5f 100644
--- a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c
+++ b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c
@@ -1045,12 +1045,21 @@ static int a6xx_pm_suspend(struct msm_gpu *gpu)
{
struct adreno_gpu *adreno_gpu = to_adreno_gpu(gpu);
struct a6xx_gpu *a6xx_gpu = to_a6xx_gpu(adreno_gpu);
+ int i, ret;
trace_msm_gpu_suspend(0);
devfreq_suspend_device(gpu->devfreq.devfreq);
- return a6xx_gmu_stop(a6xx_gpu);
+ ret = a6xx_gmu_stop(a6xx_gpu);
+ if (ret)
+ return ret;
+
+ if (adreno_gpu->base.hw_apriv || a6xx_gpu->has_whereami)
+ for (i = 0; i < gpu->nr_rings; i++)
+ a6xx_gpu->shadow[i] = 0;
+
+ return 0;
}
static int a6xx_get_timestamp(struct msm_gpu *gpu, uint64_t *value)
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_core_perf.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_core_perf.c
index 393858ef8a83..37c8270681c2 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_core_perf.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_core_perf.c
@@ -219,9 +219,6 @@ static int _dpu_core_perf_crtc_update_bus(struct dpu_kms *kms,
int i, ret = 0;
u64 avg_bw;
- if (!kms->num_paths)
- return -EINVAL;
-
drm_for_each_crtc(tmp_crtc, crtc->dev) {
if (tmp_crtc->enabled &&
curr_client_type ==
@@ -239,6 +236,9 @@ static int _dpu_core_perf_crtc_update_bus(struct dpu_kms *kms,
}
}
+ if (!kms->num_paths)
+ return 0;
+
avg_bw = perf.bw_ctl;
do_div(avg_bw, (kms->num_paths * 1000)); /*Bps_to_icc*/
diff --git a/drivers/gpu/drm/msm/dp/dp_catalog.c b/drivers/gpu/drm/msm/dp/dp_catalog.c
index b15b4ce4ba35..4963bfe6a472 100644
--- a/drivers/gpu/drm/msm/dp/dp_catalog.c
+++ b/drivers/gpu/drm/msm/dp/dp_catalog.c
@@ -572,6 +572,19 @@ void dp_catalog_ctrl_hpd_config(struct dp_catalog *dp_catalog)
dp_write_aux(catalog, REG_DP_DP_HPD_CTRL, DP_DP_HPD_CTRL_HPD_EN);
}
+u32 dp_catalog_hpd_get_state_status(struct dp_catalog *dp_catalog)
+{
+ struct dp_catalog_private *catalog = container_of(dp_catalog,
+ struct dp_catalog_private, dp_catalog);
+ u32 status;
+
+ status = dp_read_aux(catalog, REG_DP_DP_HPD_INT_STATUS);
+ status >>= DP_DP_HPD_STATE_STATUS_BITS_SHIFT;
+ status &= DP_DP_HPD_STATE_STATUS_BITS_MASK;
+
+ return status;
+}
+
u32 dp_catalog_hpd_get_intr_status(struct dp_catalog *dp_catalog)
{
struct dp_catalog_private *catalog = container_of(dp_catalog,
diff --git a/drivers/gpu/drm/msm/dp/dp_catalog.h b/drivers/gpu/drm/msm/dp/dp_catalog.h
index 4b7666f1fe6f..6d257dbebf29 100644
--- a/drivers/gpu/drm/msm/dp/dp_catalog.h
+++ b/drivers/gpu/drm/msm/dp/dp_catalog.h
@@ -97,6 +97,7 @@ void dp_catalog_ctrl_enable_irq(struct dp_catalog *dp_catalog, bool enable);
void dp_catalog_hpd_config_intr(struct dp_catalog *dp_catalog,
u32 intr_mask, bool en);
void dp_catalog_ctrl_hpd_config(struct dp_catalog *dp_catalog);
+u32 dp_catalog_hpd_get_state_status(struct dp_catalog *dp_catalog);
u32 dp_catalog_hpd_get_intr_status(struct dp_catalog *dp_catalog);
void dp_catalog_ctrl_phy_reset(struct dp_catalog *dp_catalog);
int dp_catalog_ctrl_update_vx_px(struct dp_catalog *dp_catalog, u8 v_level,
diff --git a/drivers/gpu/drm/msm/dp/dp_ctrl.c b/drivers/gpu/drm/msm/dp/dp_ctrl.c
index 2e3e1917351f..c83a1650437d 100644
--- a/drivers/gpu/drm/msm/dp/dp_ctrl.c
+++ b/drivers/gpu/drm/msm/dp/dp_ctrl.c
@@ -1061,23 +1061,15 @@ static bool dp_ctrl_train_pattern_set(struct dp_ctrl_private *ctrl,
static int dp_ctrl_read_link_status(struct dp_ctrl_private *ctrl,
u8 *link_status)
{
- int len = 0;
- u32 const offset = DP_LANE_ALIGN_STATUS_UPDATED - DP_LANE0_1_STATUS;
- u32 link_status_read_max_retries = 100;
-
- while (--link_status_read_max_retries) {
- len = drm_dp_dpcd_read_link_status(ctrl->aux,
- link_status);
- if (len != DP_LINK_STATUS_SIZE) {
- DRM_ERROR("DP link status read failed, err: %d\n", len);
- return len;
- }
+ int ret = 0, len;
- if (!(link_status[offset] & DP_LINK_STATUS_UPDATED))
- return 0;
+ len = drm_dp_dpcd_read_link_status(ctrl->aux, link_status);
+ if (len != DP_LINK_STATUS_SIZE) {
+ DRM_ERROR("DP link status read failed, err: %d\n", len);
+ ret = -EINVAL;
}
- return -ETIMEDOUT;
+ return ret;
}
static int dp_ctrl_link_train_1(struct dp_ctrl_private *ctrl,
@@ -1400,6 +1392,8 @@ int dp_ctrl_host_init(struct dp_ctrl *dp_ctrl, bool flip)
void dp_ctrl_host_deinit(struct dp_ctrl *dp_ctrl)
{
struct dp_ctrl_private *ctrl;
+ struct dp_io *dp_io;
+ struct phy *phy;
if (!dp_ctrl) {
DRM_ERROR("Invalid input data\n");
@@ -1407,8 +1401,11 @@ void dp_ctrl_host_deinit(struct dp_ctrl *dp_ctrl)
}
ctrl = container_of(dp_ctrl, struct dp_ctrl_private, dp_ctrl);
+ dp_io = &ctrl->parser->io;
+ phy = dp_io->phy;
dp_catalog_ctrl_enable_irq(ctrl->catalog, false);
+ phy_exit(phy);
DRM_DEBUG_DP("Host deinitialized successfully\n");
}
@@ -1643,9 +1640,6 @@ int dp_ctrl_on_link(struct dp_ctrl *dp_ctrl)
if (rc)
return rc;
- ctrl->link->phy_params.p_level = 0;
- ctrl->link->phy_params.v_level = 0;
-
while (--link_train_max_retries &&
!atomic_read(&ctrl->dp_ctrl.aborted)) {
rc = dp_ctrl_reinitialize_mainlink(ctrl);
diff --git a/drivers/gpu/drm/msm/dp/dp_display.c b/drivers/gpu/drm/msm/dp/dp_display.c
index e175aa3fd3a9..fe0279542a1c 100644
--- a/drivers/gpu/drm/msm/dp/dp_display.c
+++ b/drivers/gpu/drm/msm/dp/dp_display.c
@@ -108,14 +108,12 @@ struct dp_display_private {
/* event related only access by event thread */
struct mutex event_mutex;
wait_queue_head_t event_q;
- atomic_t hpd_state;
+ u32 hpd_state;
u32 event_pndx;
u32 event_gndx;
struct dp_event event_list[DP_EVENT_Q_MAX];
spinlock_t event_lock;
- struct completion resume_comp;
-
struct dp_audio *audio;
};
@@ -335,6 +333,7 @@ static int dp_display_process_hpd_high(struct dp_display_private *dp)
dp->dp_display.max_pclk_khz = DP_MAX_PIXEL_CLK_KHZ;
dp->dp_display.max_dp_lanes = dp->parser->max_dp_lanes;
+ dp_link_reset_phy_params_vx_px(dp->link);
rc = dp_ctrl_on_link(dp->ctrl);
if (rc) {
DRM_ERROR("failed to complete DP link training\n");
@@ -366,6 +365,20 @@ static void dp_display_host_init(struct dp_display_private *dp)
dp->core_initialized = true;
}
+static void dp_display_host_deinit(struct dp_display_private *dp)
+{
+ if (!dp->core_initialized) {
+ DRM_DEBUG_DP("DP core not initialized\n");
+ return;
+ }
+
+ dp_ctrl_host_deinit(dp->ctrl);
+ dp_aux_deinit(dp->aux);
+ dp_power_deinit(dp->power);
+
+ dp->core_initialized = false;
+}
+
static int dp_display_usbpd_configure_cb(struct device *dev)
{
int rc = 0;
@@ -490,7 +503,7 @@ static int dp_hpd_plug_handle(struct dp_display_private *dp, u32 data)
mutex_lock(&dp->event_mutex);
- state = atomic_read(&dp->hpd_state);
+ state = dp->hpd_state;
if (state == ST_SUSPEND_PENDING) {
mutex_unlock(&dp->event_mutex);
return 0;
@@ -508,17 +521,14 @@ static int dp_hpd_plug_handle(struct dp_display_private *dp, u32 data)
return 0;
}
- if (state == ST_SUSPENDED)
- tout = DP_TIMEOUT_NONE;
-
- atomic_set(&dp->hpd_state, ST_CONNECT_PENDING);
+ dp->hpd_state = ST_CONNECT_PENDING;
hpd->hpd_high = 1;
ret = dp_display_usbpd_configure_cb(&dp->pdev->dev);
if (ret) { /* failed */
hpd->hpd_high = 0;
- atomic_set(&dp->hpd_state, ST_DISCONNECTED);
+ dp->hpd_state = ST_DISCONNECTED;
}
/* start sanity checking */
@@ -539,10 +549,10 @@ static int dp_connect_pending_timeout(struct dp_display_private *dp, u32 data)
mutex_lock(&dp->event_mutex);
- state = atomic_read(&dp->hpd_state);
+ state = dp->hpd_state;
if (state == ST_CONNECT_PENDING) {
dp_display_enable(dp, 0);
- atomic_set(&dp->hpd_state, ST_CONNECTED);
+ dp->hpd_state = ST_CONNECTED;
}
mutex_unlock(&dp->event_mutex);
@@ -553,7 +563,14 @@ static int dp_connect_pending_timeout(struct dp_display_private *dp, u32 data)
static void dp_display_handle_plugged_change(struct msm_dp *dp_display,
bool plugged)
{
- if (dp_display->plugged_cb && dp_display->codec_dev)
+ struct dp_display_private *dp;
+
+ dp = container_of(dp_display,
+ struct dp_display_private, dp_display);
+
+ /* notify audio subsystem only if sink supports audio */
+ if (dp_display->plugged_cb && dp_display->codec_dev &&
+ dp->audio_supported)
dp_display->plugged_cb(dp_display->codec_dev, plugged);
}
@@ -567,7 +584,7 @@ static int dp_hpd_unplug_handle(struct dp_display_private *dp, u32 data)
mutex_lock(&dp->event_mutex);
- state = atomic_read(&dp->hpd_state);
+ state = dp->hpd_state;
if (state == ST_SUSPEND_PENDING) {
mutex_unlock(&dp->event_mutex);
return 0;
@@ -585,7 +602,7 @@ static int dp_hpd_unplug_handle(struct dp_display_private *dp, u32 data)
return 0;
}
- atomic_set(&dp->hpd_state, ST_DISCONNECT_PENDING);
+ dp->hpd_state = ST_DISCONNECT_PENDING;
/* disable HPD plug interrupt until disconnect is done */
dp_catalog_hpd_config_intr(dp->catalog, DP_DP_HPD_PLUG_INT_MASK
@@ -620,10 +637,10 @@ static int dp_disconnect_pending_timeout(struct dp_display_private *dp, u32 data
mutex_lock(&dp->event_mutex);
- state = atomic_read(&dp->hpd_state);
+ state = dp->hpd_state;
if (state == ST_DISCONNECT_PENDING) {
dp_display_disable(dp, 0);
- atomic_set(&dp->hpd_state, ST_DISCONNECTED);
+ dp->hpd_state = ST_DISCONNECTED;
}
mutex_unlock(&dp->event_mutex);
@@ -638,7 +655,7 @@ static int dp_irq_hpd_handle(struct dp_display_private *dp, u32 data)
mutex_lock(&dp->event_mutex);
/* irq_hpd can happen at either connected or disconnected state */
- state = atomic_read(&dp->hpd_state);
+ state = dp->hpd_state;
if (state == ST_SUSPEND_PENDING) {
mutex_unlock(&dp->event_mutex);
return 0;
@@ -789,17 +806,10 @@ static int dp_display_enable(struct dp_display_private *dp, u32 data)
dp_display = g_dp_display;
- if (dp_display->power_on) {
- DRM_DEBUG_DP("Link already setup, return\n");
- return 0;
- }
-
rc = dp_ctrl_on_stream(dp->ctrl);
if (!rc)
dp_display->power_on = true;
- /* complete resume_comp regardless it is armed or not */
- complete(&dp->resume_comp);
return rc;
}
@@ -828,9 +838,6 @@ static int dp_display_disable(struct dp_display_private *dp, u32 data)
dp_display = g_dp_display;
- if (!dp_display->power_on)
- return -EINVAL;
-
/* wait only if audio was enabled */
if (dp_display->audio_enabled) {
if (!wait_for_completion_timeout(&dp->audio_comp,
@@ -1151,9 +1158,6 @@ static int dp_display_probe(struct platform_device *pdev)
}
mutex_init(&dp->event_mutex);
-
- init_completion(&dp->resume_comp);
-
g_dp_display = &dp->dp_display;
/* Store DP audio handle inside DP display */
@@ -1189,20 +1193,54 @@ static int dp_display_remove(struct platform_device *pdev)
static int dp_pm_resume(struct device *dev)
{
+ struct platform_device *pdev = to_platform_device(dev);
+ struct msm_dp *dp_display = platform_get_drvdata(pdev);
+ struct dp_display_private *dp;
+ u32 status;
+
+ dp = container_of(dp_display, struct dp_display_private, dp_display);
+
+ mutex_lock(&dp->event_mutex);
+
+ /* start from disconnected state */
+ dp->hpd_state = ST_DISCONNECTED;
+
+ /* turn on dp ctrl/phy */
+ dp_display_host_init(dp);
+
+ dp_catalog_ctrl_hpd_config(dp->catalog);
+
+ status = dp_catalog_hpd_get_state_status(dp->catalog);
+
+ if (status) {
+ dp->dp_display.is_connected = true;
+ } else {
+ dp->dp_display.is_connected = false;
+ /* make sure next resume host_init be called */
+ dp->core_initialized = false;
+ }
+
+ mutex_unlock(&dp->event_mutex);
+
return 0;
}
static int dp_pm_suspend(struct device *dev)
{
struct platform_device *pdev = to_platform_device(dev);
- struct dp_display_private *dp = platform_get_drvdata(pdev);
+ struct msm_dp *dp_display = platform_get_drvdata(pdev);
+ struct dp_display_private *dp;
- if (!dp) {
- DRM_ERROR("DP driver bind failed. Invalid driver data\n");
- return -EINVAL;
- }
+ dp = container_of(dp_display, struct dp_display_private, dp_display);
+
+ mutex_lock(&dp->event_mutex);
- atomic_set(&dp->hpd_state, ST_SUSPENDED);
+ if (dp->core_initialized == true)
+ dp_display_host_deinit(dp);
+
+ dp->hpd_state = ST_SUSPENDED;
+
+ mutex_unlock(&dp->event_mutex);
return 0;
}
@@ -1317,19 +1355,6 @@ int msm_dp_modeset_init(struct msm_dp *dp_display, struct drm_device *dev,
return 0;
}
-static int dp_display_wait4resume_done(struct dp_display_private *dp)
-{
- int ret = 0;
-
- reinit_completion(&dp->resume_comp);
- if (!wait_for_completion_timeout(&dp->resume_comp,
- WAIT_FOR_RESUME_TIMEOUT_JIFFIES)) {
- DRM_ERROR("wait4resume_done timedout\n");
- ret = -ETIMEDOUT;
- }
- return ret;
-}
-
int msm_dp_display_enable(struct msm_dp *dp, struct drm_encoder *encoder)
{
int rc = 0;
@@ -1344,6 +1369,8 @@ int msm_dp_display_enable(struct msm_dp *dp, struct drm_encoder *encoder)
mutex_lock(&dp_display->event_mutex);
+ dp_del_event(dp_display, EV_CONNECT_PENDING_TIMEOUT);
+
rc = dp_display_set_mode(dp, &dp_display->dp_mode);
if (rc) {
DRM_ERROR("Failed to perform a mode set, rc=%d\n", rc);
@@ -1358,15 +1385,10 @@ int msm_dp_display_enable(struct msm_dp *dp, struct drm_encoder *encoder)
return rc;
}
- state = atomic_read(&dp_display->hpd_state);
- if (state == ST_SUSPENDED) {
- /* start link training */
- dp_add_event(dp_display, EV_HPD_PLUG_INT, 0, 0);
- mutex_unlock(&dp_display->event_mutex);
+ state = dp_display->hpd_state;
- /* wait until dp interface is up */
- goto resume_done;
- }
+ if (state == ST_SUSPEND_PENDING)
+ dp_display_host_init(dp_display);
dp_display_enable(dp_display, 0);
@@ -1377,21 +1399,15 @@ int msm_dp_display_enable(struct msm_dp *dp, struct drm_encoder *encoder)
dp_display_unprepare(dp);
}
- dp_del_event(dp_display, EV_CONNECT_PENDING_TIMEOUT);
-
if (state == ST_SUSPEND_PENDING)
dp_add_event(dp_display, EV_IRQ_HPD_INT, 0, 0);
/* completed connection */
- atomic_set(&dp_display->hpd_state, ST_CONNECTED);
+ dp_display->hpd_state = ST_CONNECTED;
mutex_unlock(&dp_display->event_mutex);
return rc;
-
-resume_done:
- dp_display_wait4resume_done(dp_display);
- return rc;
}
int msm_dp_display_pre_disable(struct msm_dp *dp, struct drm_encoder *encoder)
@@ -1415,20 +1431,20 @@ int msm_dp_display_disable(struct msm_dp *dp, struct drm_encoder *encoder)
mutex_lock(&dp_display->event_mutex);
+ dp_del_event(dp_display, EV_DISCONNECT_PENDING_TIMEOUT);
+
dp_display_disable(dp_display, 0);
rc = dp_display_unprepare(dp);
if (rc)
DRM_ERROR("DP display unprepare failed, rc=%d\n", rc);
- dp_del_event(dp_display, EV_DISCONNECT_PENDING_TIMEOUT);
-
- state = atomic_read(&dp_display->hpd_state);
+ state = dp_display->hpd_state;
if (state == ST_DISCONNECT_PENDING) {
/* completed disconnection */
- atomic_set(&dp_display->hpd_state, ST_DISCONNECTED);
+ dp_display->hpd_state = ST_DISCONNECTED;
} else {
- atomic_set(&dp_display->hpd_state, ST_SUSPEND_PENDING);
+ dp_display->hpd_state = ST_SUSPEND_PENDING;
}
mutex_unlock(&dp_display->event_mutex);
diff --git a/drivers/gpu/drm/msm/dp/dp_link.c b/drivers/gpu/drm/msm/dp/dp_link.c
index c811da515fb3..be986da78c4a 100644
--- a/drivers/gpu/drm/msm/dp/dp_link.c
+++ b/drivers/gpu/drm/msm/dp/dp_link.c
@@ -773,7 +773,8 @@ static int dp_link_process_link_training_request(struct dp_link_private *link)
link->request.test_lane_count);
link->dp_link.link_params.num_lanes = link->request.test_lane_count;
- link->dp_link.link_params.rate = link->request.test_link_rate;
+ link->dp_link.link_params.rate =
+ drm_dp_bw_code_to_link_rate(link->request.test_link_rate);
return 0;
}
@@ -869,6 +870,9 @@ static int dp_link_parse_vx_px(struct dp_link_private *link)
drm_dp_get_adjust_request_voltage(link->link_status, 0);
link->dp_link.phy_params.p_level =
drm_dp_get_adjust_request_pre_emphasis(link->link_status, 0);
+
+ link->dp_link.phy_params.p_level >>= DP_TRAIN_PRE_EMPHASIS_SHIFT;
+
DRM_DEBUG_DP("Requested: v_level = 0x%x, p_level = 0x%x\n",
link->dp_link.phy_params.v_level,
link->dp_link.phy_params.p_level);
@@ -911,7 +915,8 @@ static int dp_link_process_phy_test_pattern_request(
link->request.test_lane_count);
link->dp_link.link_params.num_lanes = link->request.test_lane_count;
- link->dp_link.link_params.rate = link->request.test_link_rate;
+ link->dp_link.link_params.rate =
+ drm_dp_bw_code_to_link_rate(link->request.test_link_rate);
ret = dp_link_parse_vx_px(link);
@@ -939,22 +944,20 @@ static u8 get_link_status(const u8 link_status[DP_LINK_STATUS_SIZE], int r)
*/
static int dp_link_process_link_status_update(struct dp_link_private *link)
{
- if (!(get_link_status(link->link_status,
- DP_LANE_ALIGN_STATUS_UPDATED) &
- DP_LINK_STATUS_UPDATED) ||
- (drm_dp_clock_recovery_ok(link->link_status,
- link->dp_link.link_params.num_lanes) &&
- drm_dp_channel_eq_ok(link->link_status,
- link->dp_link.link_params.num_lanes)))
- return -EINVAL;
+ bool channel_eq_done = drm_dp_channel_eq_ok(link->link_status,
+ link->dp_link.link_params.num_lanes);
- DRM_DEBUG_DP("channel_eq_done = %d, clock_recovery_done = %d\n",
- drm_dp_clock_recovery_ok(link->link_status,
- link->dp_link.link_params.num_lanes),
- drm_dp_clock_recovery_ok(link->link_status,
- link->dp_link.link_params.num_lanes));
+ bool clock_recovery_done = drm_dp_clock_recovery_ok(link->link_status,
+ link->dp_link.link_params.num_lanes);
- return 0;
+ DRM_DEBUG_DP("channel_eq_done = %d, clock_recovery_done = %d\n",
+ channel_eq_done, clock_recovery_done);
+
+ if (channel_eq_done && clock_recovery_done)
+ return -EINVAL;
+
+
+ return 0;
}
/**
@@ -1156,6 +1159,12 @@ int dp_link_adjust_levels(struct dp_link *dp_link, u8 *link_status)
return 0;
}
+void dp_link_reset_phy_params_vx_px(struct dp_link *dp_link)
+{
+ dp_link->phy_params.v_level = 0;
+ dp_link->phy_params.p_level = 0;
+}
+
u32 dp_link_get_test_bits_depth(struct dp_link *dp_link, u32 bpp)
{
u32 tbd;
diff --git a/drivers/gpu/drm/msm/dp/dp_link.h b/drivers/gpu/drm/msm/dp/dp_link.h
index 49811b6221e5..9dd4dd926530 100644
--- a/drivers/gpu/drm/msm/dp/dp_link.h
+++ b/drivers/gpu/drm/msm/dp/dp_link.h
@@ -135,6 +135,7 @@ static inline u32 dp_link_bit_depth_to_bpc(u32 tbd)
}
}
+void dp_link_reset_phy_params_vx_px(struct dp_link *dp_link);
u32 dp_link_get_test_bits_depth(struct dp_link *dp_link, u32 bpp);
int dp_link_process_request(struct dp_link *dp_link);
int dp_link_get_colorimetry_config(struct dp_link *dp_link);
diff --git a/drivers/gpu/drm/msm/dp/dp_reg.h b/drivers/gpu/drm/msm/dp/dp_reg.h
index 43042ff90a19..268602803d9a 100644
--- a/drivers/gpu/drm/msm/dp/dp_reg.h
+++ b/drivers/gpu/drm/msm/dp/dp_reg.h
@@ -32,6 +32,8 @@
#define DP_DP_IRQ_HPD_INT_ACK (0x00000002)
#define DP_DP_HPD_REPLUG_INT_ACK (0x00000004)
#define DP_DP_HPD_UNPLUG_INT_ACK (0x00000008)
+#define DP_DP_HPD_STATE_STATUS_BITS_MASK (0x0000000F)
+#define DP_DP_HPD_STATE_STATUS_BITS_SHIFT (0x1C)
#define REG_DP_DP_HPD_INT_MASK (0x0000000C)
#define DP_DP_HPD_PLUG_INT_MASK (0x00000001)
diff --git a/drivers/gpu/drm/msm/dsi/pll/dsi_pll_10nm.c b/drivers/gpu/drm/msm/dsi/pll/dsi_pll_10nm.c
index 6ac04fc303f5..e4e9bf04b736 100644
--- a/drivers/gpu/drm/msm/dsi/pll/dsi_pll_10nm.c
+++ b/drivers/gpu/drm/msm/dsi/pll/dsi_pll_10nm.c
@@ -559,6 +559,7 @@ static int dsi_pll_10nm_restore_state(struct msm_dsi_pll *pll)
struct pll_10nm_cached_state *cached = &pll_10nm->cached_state;
void __iomem *phy_base = pll_10nm->phy_cmn_mmio;
u32 val;
+ int ret;
val = pll_read(pll_10nm->mmio + REG_DSI_10nm_PHY_PLL_PLL_OUTDIV_RATE);
val &= ~0x3;
@@ -573,6 +574,13 @@ static int dsi_pll_10nm_restore_state(struct msm_dsi_pll *pll)
val |= cached->pll_mux;
pll_write(phy_base + REG_DSI_10nm_PHY_CMN_CLK_CFG1, val);
+ ret = dsi_pll_10nm_vco_set_rate(&pll->clk_hw, pll_10nm->vco_current_rate, pll_10nm->vco_ref_clk_rate);
+ if (ret) {
+ DRM_DEV_ERROR(&pll_10nm->pdev->dev,
+ "restore vco rate failed. ret=%d\n", ret);
+ return ret;
+ }
+
DBG("DSI PLL%d", pll_10nm->id);
return 0;
diff --git a/drivers/gpu/drm/msm/dsi/pll/dsi_pll_7nm.c b/drivers/gpu/drm/msm/dsi/pll/dsi_pll_7nm.c
index de0dfb815125..93bf142e4a4e 100644
--- a/drivers/gpu/drm/msm/dsi/pll/dsi_pll_7nm.c
+++ b/drivers/gpu/drm/msm/dsi/pll/dsi_pll_7nm.c
@@ -585,6 +585,7 @@ static int dsi_pll_7nm_restore_state(struct msm_dsi_pll *pll)
struct pll_7nm_cached_state *cached = &pll_7nm->cached_state;
void __iomem *phy_base = pll_7nm->phy_cmn_mmio;
u32 val;
+ int ret;
val = pll_read(pll_7nm->mmio + REG_DSI_7nm_PHY_PLL_PLL_OUTDIV_RATE);
val &= ~0x3;
@@ -599,6 +600,13 @@ static int dsi_pll_7nm_restore_state(struct msm_dsi_pll *pll)
val |= cached->pll_mux;
pll_write(phy_base + REG_DSI_7nm_PHY_CMN_CLK_CFG1, val);
+ ret = dsi_pll_7nm_vco_set_rate(&pll->clk_hw, pll_7nm->vco_current_rate, pll_7nm->vco_ref_clk_rate);
+ if (ret) {
+ DRM_DEV_ERROR(&pll_7nm->pdev->dev,
+ "restore vco rate failed. ret=%d\n", ret);
+ return ret;
+ }
+
DBG("DSI PLL%d", pll_7nm->id);
return 0;
diff --git a/drivers/gpu/drm/msm/msm_drv.h b/drivers/gpu/drm/msm/msm_drv.h
index b9dd8f8f4887..0b2686b060c7 100644
--- a/drivers/gpu/drm/msm/msm_drv.h
+++ b/drivers/gpu/drm/msm/msm_drv.h
@@ -423,6 +423,11 @@ static inline int msm_dp_display_disable(struct msm_dp *dp,
{
return -EINVAL;
}
+static inline int msm_dp_display_pre_disable(struct msm_dp *dp,
+ struct drm_encoder *encoder)
+{
+ return -EINVAL;
+}
static inline void msm_dp_display_mode_set(struct msm_dp *dp,
struct drm_encoder *encoder,
struct drm_display_mode *mode,
diff --git a/drivers/gpu/drm/mxsfb/mxsfb_drv.c b/drivers/gpu/drm/mxsfb/mxsfb_drv.c
index 35122aef037b..17f26052e845 100644
--- a/drivers/gpu/drm/mxsfb/mxsfb_drv.c
+++ b/drivers/gpu/drm/mxsfb/mxsfb_drv.c
@@ -134,11 +134,8 @@ static int mxsfb_attach_bridge(struct mxsfb_drm_private *mxsfb)
return -ENODEV;
ret = drm_bridge_attach(&mxsfb->encoder, bridge, NULL, 0);
- if (ret) {
- DRM_DEV_ERROR(drm->dev,
- "failed to attach bridge: %d\n", ret);
- return ret;
- }
+ if (ret)
+ return dev_err_probe(drm->dev, ret, "Failed to attach bridge\n");
mxsfb->bridge = bridge;
@@ -212,7 +209,8 @@ static int mxsfb_load(struct drm_device *drm,
ret = mxsfb_attach_bridge(mxsfb);
if (ret) {
- dev_err(drm->dev, "Cannot connect bridge: %d\n", ret);
+ if (ret != -EPROBE_DEFER)
+ dev_err(drm->dev, "Cannot connect bridge: %d\n", ret);
goto err_vblank;
}
diff --git a/drivers/gpu/drm/omapdrm/omap_dmm_tiler.c b/drivers/gpu/drm/omapdrm/omap_dmm_tiler.c
index 42ec51bb7b1b..7f4317248812 100644
--- a/drivers/gpu/drm/omapdrm/omap_dmm_tiler.c
+++ b/drivers/gpu/drm/omapdrm/omap_dmm_tiler.c
@@ -889,6 +889,7 @@ static int omap_dmm_probe(struct platform_device *dev)
&omap_dmm->refill_pa, GFP_KERNEL);
if (!omap_dmm->refill_va) {
dev_err(&dev->dev, "could not allocate refill memory\n");
+ ret = -ENOMEM;
goto fail;
}
diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c
index 2be358fb46f7..204674fccd64 100644
--- a/drivers/gpu/drm/panel/panel-simple.c
+++ b/drivers/gpu/drm/panel/panel-simple.c
@@ -1327,6 +1327,7 @@ static const struct drm_display_mode boe_nv133fhm_n61_modes = {
.vsync_start = 1080 + 3,
.vsync_end = 1080 + 3 + 6,
.vtotal = 1080 + 3 + 6 + 31,
+ .flags = DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC,
};
/* Also used for boe_nv133fhm_n62 */
diff --git a/drivers/gpu/drm/panfrost/panfrost_device.c b/drivers/gpu/drm/panfrost/panfrost_device.c
index e6896733838a..bf7c34cfb84c 100644
--- a/drivers/gpu/drm/panfrost/panfrost_device.c
+++ b/drivers/gpu/drm/panfrost/panfrost_device.c
@@ -206,7 +206,6 @@ int panfrost_device_init(struct panfrost_device *pfdev)
struct resource *res;
mutex_init(&pfdev->sched_lock);
- mutex_init(&pfdev->reset_lock);
INIT_LIST_HEAD(&pfdev->scheduled_jobs);
INIT_LIST_HEAD(&pfdev->as_lru_list);
diff --git a/drivers/gpu/drm/panfrost/panfrost_device.h b/drivers/gpu/drm/panfrost/panfrost_device.h
index 2e9cbd1c4a58..67f9f66904be 100644
--- a/drivers/gpu/drm/panfrost/panfrost_device.h
+++ b/drivers/gpu/drm/panfrost/panfrost_device.h
@@ -105,7 +105,11 @@ struct panfrost_device {
struct panfrost_perfcnt *perfcnt;
struct mutex sched_lock;
- struct mutex reset_lock;
+
+ struct {
+ struct work_struct work;
+ atomic_t pending;
+ } reset;
struct mutex shrinker_lock;
struct list_head shrinker_list;
diff --git a/drivers/gpu/drm/panfrost/panfrost_job.c b/drivers/gpu/drm/panfrost/panfrost_job.c
index 30e7b7196dab..1ce2001106e5 100644
--- a/drivers/gpu/drm/panfrost/panfrost_job.c
+++ b/drivers/gpu/drm/panfrost/panfrost_job.c
@@ -20,12 +20,22 @@
#include "panfrost_gpu.h"
#include "panfrost_mmu.h"
+#define JOB_TIMEOUT_MS 500
+
#define job_write(dev, reg, data) writel(data, dev->iomem + (reg))
#define job_read(dev, reg) readl(dev->iomem + (reg))
+enum panfrost_queue_status {
+ PANFROST_QUEUE_STATUS_ACTIVE,
+ PANFROST_QUEUE_STATUS_STOPPED,
+ PANFROST_QUEUE_STATUS_STARTING,
+ PANFROST_QUEUE_STATUS_FAULT_PENDING,
+};
+
struct panfrost_queue_state {
struct drm_gpu_scheduler sched;
-
+ atomic_t status;
+ struct mutex lock;
u64 fence_context;
u64 emit_seqno;
};
@@ -369,13 +379,64 @@ void panfrost_job_enable_interrupts(struct panfrost_device *pfdev)
job_write(pfdev, JOB_INT_MASK, irq_mask);
}
+static bool panfrost_scheduler_stop(struct panfrost_queue_state *queue,
+ struct drm_sched_job *bad)
+{
+ enum panfrost_queue_status old_status;
+ bool stopped = false;
+
+ mutex_lock(&queue->lock);
+ old_status = atomic_xchg(&queue->status,
+ PANFROST_QUEUE_STATUS_STOPPED);
+ if (old_status == PANFROST_QUEUE_STATUS_STOPPED)
+ goto out;
+
+ WARN_ON(old_status != PANFROST_QUEUE_STATUS_ACTIVE);
+ drm_sched_stop(&queue->sched, bad);
+ if (bad)
+ drm_sched_increase_karma(bad);
+
+ stopped = true;
+
+ /*
+ * Set the timeout to max so the timer doesn't get started
+ * when we return from the timeout handler (restored in
+ * panfrost_scheduler_start()).
+ */
+ queue->sched.timeout = MAX_SCHEDULE_TIMEOUT;
+
+out:
+ mutex_unlock(&queue->lock);
+
+ return stopped;
+}
+
+static void panfrost_scheduler_start(struct panfrost_queue_state *queue)
+{
+ enum panfrost_queue_status old_status;
+
+ mutex_lock(&queue->lock);
+ old_status = atomic_xchg(&queue->status,
+ PANFROST_QUEUE_STATUS_STARTING);
+ WARN_ON(old_status != PANFROST_QUEUE_STATUS_STOPPED);
+
+ /* Restore the original timeout before starting the scheduler. */
+ queue->sched.timeout = msecs_to_jiffies(JOB_TIMEOUT_MS);
+ drm_sched_resubmit_jobs(&queue->sched);
+ drm_sched_start(&queue->sched, true);
+ old_status = atomic_xchg(&queue->status,
+ PANFROST_QUEUE_STATUS_ACTIVE);
+ if (old_status == PANFROST_QUEUE_STATUS_FAULT_PENDING)
+ drm_sched_fault(&queue->sched);
+
+ mutex_unlock(&queue->lock);
+}
+
static void panfrost_job_timedout(struct drm_sched_job *sched_job)
{
struct panfrost_job *job = to_panfrost_job(sched_job);
struct panfrost_device *pfdev = job->pfdev;
int js = panfrost_job_get_slot(job);
- unsigned long flags;
- int i;
/*
* If the GPU managed to complete this jobs fence, the timeout is
@@ -392,40 +453,13 @@ static void panfrost_job_timedout(struct drm_sched_job *sched_job)
job_read(pfdev, JS_TAIL_LO(js)),
sched_job);
- if (!mutex_trylock(&pfdev->reset_lock))
+ /* Scheduler is already stopped, nothing to do. */
+ if (!panfrost_scheduler_stop(&pfdev->js->queue[js], sched_job))
return;
- for (i = 0; i < NUM_JOB_SLOTS; i++) {
- struct drm_gpu_scheduler *sched = &pfdev->js->queue[i].sched;
-
- drm_sched_stop(sched, sched_job);
- if (js != i)
- /* Ensure any timeouts on other slots have finished */
- cancel_delayed_work_sync(&sched->work_tdr);
- }
-
- drm_sched_increase_karma(sched_job);
-
- spin_lock_irqsave(&pfdev->js->job_lock, flags);
- for (i = 0; i < NUM_JOB_SLOTS; i++) {
- if (pfdev->jobs[i]) {
- pm_runtime_put_noidle(pfdev->dev);
- panfrost_devfreq_record_idle(&pfdev->pfdevfreq);
- pfdev->jobs[i] = NULL;
- }
- }
- spin_unlock_irqrestore(&pfdev->js->job_lock, flags);
-
- panfrost_device_reset(pfdev);
-
- for (i = 0; i < NUM_JOB_SLOTS; i++)
- drm_sched_resubmit_jobs(&pfdev->js->queue[i].sched);
-
- /* restart scheduler after GPU is usable again */
- for (i = 0; i < NUM_JOB_SLOTS; i++)
- drm_sched_start(&pfdev->js->queue[i].sched, true);
-
- mutex_unlock(&pfdev->reset_lock);
+ /* Schedule a reset if there's no reset in progress. */
+ if (!atomic_xchg(&pfdev->reset.pending, 1))
+ schedule_work(&pfdev->reset.work);
}
static const struct drm_sched_backend_ops panfrost_sched_ops = {
@@ -457,6 +491,8 @@ static irqreturn_t panfrost_job_irq_handler(int irq, void *data)
job_write(pfdev, JOB_INT_CLEAR, mask);
if (status & JOB_INT_MASK_ERR(j)) {
+ enum panfrost_queue_status old_status;
+
job_write(pfdev, JS_COMMAND_NEXT(j), JS_COMMAND_NOP);
dev_err(pfdev->dev, "js fault, js=%d, status=%s, head=0x%x, tail=0x%x",
@@ -465,7 +501,18 @@ static irqreturn_t panfrost_job_irq_handler(int irq, void *data)
job_read(pfdev, JS_HEAD_LO(j)),
job_read(pfdev, JS_TAIL_LO(j)));
- drm_sched_fault(&pfdev->js->queue[j].sched);
+ /*
+ * When the queue is being restarted we don't report
+ * faults directly to avoid races between the timeout
+ * and reset handlers. panfrost_scheduler_start() will
+ * call drm_sched_fault() after the queue has been
+ * started if status == FAULT_PENDING.
+ */
+ old_status = atomic_cmpxchg(&pfdev->js->queue[j].status,
+ PANFROST_QUEUE_STATUS_STARTING,
+ PANFROST_QUEUE_STATUS_FAULT_PENDING);
+ if (old_status == PANFROST_QUEUE_STATUS_ACTIVE)
+ drm_sched_fault(&pfdev->js->queue[j].sched);
}
if (status & JOB_INT_MASK_DONE(j)) {
@@ -492,11 +539,66 @@ static irqreturn_t panfrost_job_irq_handler(int irq, void *data)
return IRQ_HANDLED;
}
+static void panfrost_reset(struct work_struct *work)
+{
+ struct panfrost_device *pfdev = container_of(work,
+ struct panfrost_device,
+ reset.work);
+ unsigned long flags;
+ unsigned int i;
+ bool cookie;
+
+ cookie = dma_fence_begin_signalling();
+ for (i = 0; i < NUM_JOB_SLOTS; i++) {
+ /*
+ * We want pending timeouts to be handled before we attempt
+ * to stop the scheduler. If we don't do that and the timeout
+ * handler is in flight, it might have removed the bad job
+ * from the list, and we'll lose this job if the reset handler
+ * enters the critical section in panfrost_scheduler_stop()
+ * before the timeout handler.
+ *
+ * Timeout is set to MAX_SCHEDULE_TIMEOUT - 1 because we need
+ * something big enough to make sure the timer will not expire
+ * before we manage to stop the scheduler, but we can't use
+ * MAX_SCHEDULE_TIMEOUT because drm_sched_get_cleanup_job()
+ * considers that as 'timer is not running' and will dequeue
+ * the job without making sure the timeout handler is not
+ * running.
+ */
+ pfdev->js->queue[i].sched.timeout = MAX_SCHEDULE_TIMEOUT - 1;
+ cancel_delayed_work_sync(&pfdev->js->queue[i].sched.work_tdr);
+ panfrost_scheduler_stop(&pfdev->js->queue[i], NULL);
+ }
+
+ /* All timers have been stopped, we can safely reset the pending state. */
+ atomic_set(&pfdev->reset.pending, 0);
+
+ spin_lock_irqsave(&pfdev->js->job_lock, flags);
+ for (i = 0; i < NUM_JOB_SLOTS; i++) {
+ if (pfdev->jobs[i]) {
+ pm_runtime_put_noidle(pfdev->dev);
+ panfrost_devfreq_record_idle(&pfdev->pfdevfreq);
+ pfdev->jobs[i] = NULL;
+ }
+ }
+ spin_unlock_irqrestore(&pfdev->js->job_lock, flags);
+
+ panfrost_device_reset(pfdev);
+
+ for (i = 0; i < NUM_JOB_SLOTS; i++)
+ panfrost_scheduler_start(&pfdev->js->queue[i]);
+
+ dma_fence_end_signalling(cookie);
+}
+
int panfrost_job_init(struct panfrost_device *pfdev)
{
struct panfrost_job_slot *js;
int ret, j, irq;
+ INIT_WORK(&pfdev->reset.work, panfrost_reset);
+
pfdev->js = js = devm_kzalloc(pfdev->dev, sizeof(*js), GFP_KERNEL);
if (!js)
return -ENOMEM;
@@ -519,7 +621,7 @@ int panfrost_job_init(struct panfrost_device *pfdev)
ret = drm_sched_init(&js->queue[j].sched,
&panfrost_sched_ops,
- 1, 0, msecs_to_jiffies(500),
+ 1, 0, msecs_to_jiffies(JOB_TIMEOUT_MS),
"pan_js");
if (ret) {
dev_err(pfdev->dev, "Failed to create scheduler: %d.", ret);
@@ -558,6 +660,7 @@ int panfrost_job_open(struct panfrost_file_priv *panfrost_priv)
int ret, i;
for (i = 0; i < NUM_JOB_SLOTS; i++) {
+ mutex_init(&js->queue[i].lock);
sched = &js->queue[i].sched;
ret = drm_sched_entity_init(&panfrost_priv->sched_entity[i],
DRM_SCHED_PRIORITY_NORMAL, &sched,
@@ -570,10 +673,14 @@ int panfrost_job_open(struct panfrost_file_priv *panfrost_priv)
void panfrost_job_close(struct panfrost_file_priv *panfrost_priv)
{
+ struct panfrost_device *pfdev = panfrost_priv->pfdev;
+ struct panfrost_job_slot *js = pfdev->js;
int i;
- for (i = 0; i < NUM_JOB_SLOTS; i++)
+ for (i = 0; i < NUM_JOB_SLOTS; i++) {
drm_sched_entity_destroy(&panfrost_priv->sched_entity[i]);
+ mutex_destroy(&js->queue[i].lock);
+ }
}
int panfrost_job_is_idle(struct panfrost_device *pfdev)
diff --git a/drivers/gpu/drm/tve200/tve200_drv.c b/drivers/gpu/drm/tve200/tve200_drv.c
index c3aa39bd38ec..b5259cb1383f 100644
--- a/drivers/gpu/drm/tve200/tve200_drv.c
+++ b/drivers/gpu/drm/tve200/tve200_drv.c
@@ -200,8 +200,8 @@ static int tve200_probe(struct platform_device *pdev)
}
irq = platform_get_irq(pdev, 0);
- if (!irq) {
- ret = -EINVAL;
+ if (irq < 0) {
+ ret = irq;
goto clk_disable;
}
diff --git a/drivers/gpu/drm/udl/udl_modeset.c b/drivers/gpu/drm/udl/udl_modeset.c
index fef43f4e3bac..edcfd8c120c4 100644
--- a/drivers/gpu/drm/udl/udl_modeset.c
+++ b/drivers/gpu/drm/udl/udl_modeset.c
@@ -303,8 +303,10 @@ static int udl_handle_damage(struct drm_framebuffer *fb, int x, int y,
}
urb = udl_get_urb(dev);
- if (!urb)
+ if (!urb) {
+ ret = -ENOMEM;
goto out_drm_gem_shmem_vunmap;
+ }
cmd = urb->transfer_buffer;
for (i = clip.y1; i < clip.y2; i++) {
diff --git a/drivers/hsi/controllers/omap_ssi_core.c b/drivers/hsi/controllers/omap_ssi_core.c
index fa69b94debd9..7596dc164648 100644
--- a/drivers/hsi/controllers/omap_ssi_core.c
+++ b/drivers/hsi/controllers/omap_ssi_core.c
@@ -355,7 +355,7 @@ static int ssi_add_controller(struct hsi_controller *ssi,
err = ida_simple_get(&platform_omap_ssi_ida, 0, 0, GFP_KERNEL);
if (err < 0)
- goto out_err;
+ return err;
ssi->id = err;
ssi->owner = THIS_MODULE;
diff --git a/drivers/hwmon/ina3221.c b/drivers/hwmon/ina3221.c
index 41fb17e0d641..ad11cbddc3a7 100644
--- a/drivers/hwmon/ina3221.c
+++ b/drivers/hwmon/ina3221.c
@@ -489,7 +489,7 @@ static int ina3221_write_enable(struct device *dev, int channel, bool enable)
/* For enabling routine, increase refcount and resume() at first */
if (enable) {
- ret = pm_runtime_get_sync(ina->pm_dev);
+ ret = pm_runtime_resume_and_get(ina->pm_dev);
if (ret < 0) {
dev_err(dev, "Failed to get PM runtime\n");
return ret;
diff --git a/drivers/hwmon/k10temp.c b/drivers/hwmon/k10temp.c
index a250481b5a97..3bc2551577a3 100644
--- a/drivers/hwmon/k10temp.c
+++ b/drivers/hwmon/k10temp.c
@@ -11,13 +11,6 @@
* convert raw register values is from https://github.com/ocerman/zenpower.
* The information is not confirmed from chip datasheets, but experiments
* suggest that it provides reasonable temperature values.
- * - Register addresses to read chip voltage and current are also from
- * https://github.com/ocerman/zenpower, and not confirmed from chip
- * datasheets. Current calibration is board specific and not typically
- * shared by board vendors. For this reason, current values are
- * normalized to report 1A/LSB for core current and and 0.25A/LSB for SoC
- * current. Reported values can be adjusted using the sensors configuration
- * file.
*/
#include <linux/bitops.h>
@@ -109,10 +102,7 @@ struct k10temp_data {
int temp_offset;
u32 temp_adjust_mask;
u32 show_temp;
- u32 svi_addr[2];
bool is_zen;
- bool show_current;
- int cfactor[2];
};
#define TCTL_BIT 0
@@ -137,16 +127,6 @@ static const struct tctl_offset tctl_offset_table[] = {
{ 0x17, "AMD Ryzen Threadripper 29", 27000 }, /* 29{20,50,70,90}[W]X */
};
-static bool is_threadripper(void)
-{
- return strstr(boot_cpu_data.x86_model_id, "Threadripper");
-}
-
-static bool is_epyc(void)
-{
- return strstr(boot_cpu_data.x86_model_id, "EPYC");
-}
-
static void read_htcreg_pci(struct pci_dev *pdev, u32 *regval)
{
pci_read_config_dword(pdev, REG_HARDWARE_THERMAL_CONTROL, regval);
@@ -211,16 +191,6 @@ static const char *k10temp_temp_label[] = {
"Tccd8",
};
-static const char *k10temp_in_label[] = {
- "Vcore",
- "Vsoc",
-};
-
-static const char *k10temp_curr_label[] = {
- "Icore",
- "Isoc",
-};
-
static int k10temp_read_labels(struct device *dev,
enum hwmon_sensor_types type,
u32 attr, int channel, const char **str)
@@ -229,50 +199,6 @@ static int k10temp_read_labels(struct device *dev,
case hwmon_temp:
*str = k10temp_temp_label[channel];
break;
- case hwmon_in:
- *str = k10temp_in_label[channel];
- break;
- case hwmon_curr:
- *str = k10temp_curr_label[channel];
- break;
- default:
- return -EOPNOTSUPP;
- }
- return 0;
-}
-
-static int k10temp_read_curr(struct device *dev, u32 attr, int channel,
- long *val)
-{
- struct k10temp_data *data = dev_get_drvdata(dev);
- u32 regval;
-
- switch (attr) {
- case hwmon_curr_input:
- amd_smn_read(amd_pci_dev_to_node_id(data->pdev),
- data->svi_addr[channel], ®val);
- *val = DIV_ROUND_CLOSEST(data->cfactor[channel] *
- (regval & 0xff),
- 1000);
- break;
- default:
- return -EOPNOTSUPP;
- }
- return 0;
-}
-
-static int k10temp_read_in(struct device *dev, u32 attr, int channel, long *val)
-{
- struct k10temp_data *data = dev_get_drvdata(dev);
- u32 regval;
-
- switch (attr) {
- case hwmon_in_input:
- amd_smn_read(amd_pci_dev_to_node_id(data->pdev),
- data->svi_addr[channel], ®val);
- regval = (regval >> 16) & 0xff;
- *val = DIV_ROUND_CLOSEST(155000 - regval * 625, 100);
- break;
default:
return -EOPNOTSUPP;
}
@@ -331,10 +257,6 @@ static int k10temp_read(struct device *dev, enum hwmon_sensor_types type,
switch (type) {
case hwmon_temp:
return k10temp_read_temp(dev, attr, channel, val);
- case hwmon_in:
- return k10temp_read_in(dev, attr, channel, val);
- case hwmon_curr:
- return k10temp_read_curr(dev, attr, channel, val);
default:
return -EOPNOTSUPP;
}
@@ -383,11 +305,6 @@ static umode_t k10temp_is_visible(const void *_data,
return 0;
}
break;
- case hwmon_in:
- case hwmon_curr:
- if (!data->show_current)
- return 0;
- break;
default:
return 0;
}
@@ -517,20 +434,10 @@ static int k10temp_probe(struct pci_dev *pdev, const struct pci_device_id *id)
case 0x8: /* Zen+ */
case 0x11: /* Zen APU */
case 0x18: /* Zen+ APU */
- data->show_current = !is_threadripper() && !is_epyc();
- data->svi_addr[0] = F17H_M01H_SVI_TEL_PLANE0;
- data->svi_addr[1] = F17H_M01H_SVI_TEL_PLANE1;
- data->cfactor[0] = F17H_M01H_CFACTOR_ICORE;
- data->cfactor[1] = F17H_M01H_CFACTOR_ISOC;
k10temp_get_ccd_support(pdev, data, 4);
break;
case 0x31: /* Zen2 Threadripper */
case 0x71: /* Zen2 */
- data->show_current = !is_threadripper() && !is_epyc();
- data->cfactor[0] = F17H_M31H_CFACTOR_ICORE;
- data->cfactor[1] = F17H_M31H_CFACTOR_ISOC;
- data->svi_addr[0] = F17H_M31H_SVI_TEL_PLANE0;
- data->svi_addr[1] = F17H_M31H_SVI_TEL_PLANE1;
k10temp_get_ccd_support(pdev, data, 8);
break;
}
@@ -542,11 +449,6 @@ static int k10temp_probe(struct pci_dev *pdev, const struct pci_device_id *id)
switch (boot_cpu_data.x86_model) {
case 0x0 ... 0x1: /* Zen3 */
- data->show_current = true;
- data->svi_addr[0] = F19H_M01_SVI_TEL_PLANE0;
- data->svi_addr[1] = F19H_M01_SVI_TEL_PLANE1;
- data->cfactor[0] = F19H_M01H_CFACTOR_ICORE;
- data->cfactor[1] = F19H_M01H_CFACTOR_ISOC;
k10temp_get_ccd_support(pdev, data, 8);
break;
}
diff --git a/drivers/hwtracing/coresight/coresight-catu.c b/drivers/hwtracing/coresight/coresight-catu.c
index 99430f6cf5a5..a61313f320bd 100644
--- a/drivers/hwtracing/coresight/coresight-catu.c
+++ b/drivers/hwtracing/coresight/coresight-catu.c
@@ -567,7 +567,7 @@ static int catu_probe(struct amba_device *adev, const struct amba_id *id)
return ret;
}
-static int __exit catu_remove(struct amba_device *adev)
+static int catu_remove(struct amba_device *adev)
{
struct catu_drvdata *drvdata = dev_get_drvdata(&adev->dev);
diff --git a/drivers/hwtracing/coresight/coresight-cti-core.c b/drivers/hwtracing/coresight/coresight-cti-core.c
index d28eae93e55c..61dbc1afd8da 100644
--- a/drivers/hwtracing/coresight/coresight-cti-core.c
+++ b/drivers/hwtracing/coresight/coresight-cti-core.c
@@ -836,7 +836,7 @@ static void cti_device_release(struct device *dev)
if (drvdata->csdev_release)
drvdata->csdev_release(dev);
}
-static int __exit cti_remove(struct amba_device *adev)
+static int cti_remove(struct amba_device *adev)
{
struct cti_drvdata *drvdata = dev_get_drvdata(&adev->dev);
diff --git a/drivers/hwtracing/coresight/coresight-etb10.c b/drivers/hwtracing/coresight/coresight-etb10.c
index 1b320ab581ca..0cf6f0b947b6 100644
--- a/drivers/hwtracing/coresight/coresight-etb10.c
+++ b/drivers/hwtracing/coresight/coresight-etb10.c
@@ -803,7 +803,7 @@ static int etb_probe(struct amba_device *adev, const struct amba_id *id)
return ret;
}
-static int __exit etb_remove(struct amba_device *adev)
+static int etb_remove(struct amba_device *adev)
{
struct etb_drvdata *drvdata = dev_get_drvdata(&adev->dev);
diff --git a/drivers/hwtracing/coresight/coresight-etm3x-core.c b/drivers/hwtracing/coresight/coresight-etm3x-core.c
index 47f610b1c2b1..5bf5a5a4ce6d 100644
--- a/drivers/hwtracing/coresight/coresight-etm3x-core.c
+++ b/drivers/hwtracing/coresight/coresight-etm3x-core.c
@@ -902,14 +902,14 @@ static int etm_probe(struct amba_device *adev, const struct amba_id *id)
return 0;
}
-static void __exit clear_etmdrvdata(void *info)
+static void clear_etmdrvdata(void *info)
{
int cpu = *(int *)info;
etmdrvdata[cpu] = NULL;
}
-static int __exit etm_remove(struct amba_device *adev)
+static int etm_remove(struct amba_device *adev)
{
struct etm_drvdata *drvdata = dev_get_drvdata(&adev->dev);
diff --git a/drivers/hwtracing/coresight/coresight-etm4x-core.c b/drivers/hwtracing/coresight/coresight-etm4x-core.c
index e516e5b879e3..95b54b0a3625 100644
--- a/drivers/hwtracing/coresight/coresight-etm4x-core.c
+++ b/drivers/hwtracing/coresight/coresight-etm4x-core.c
@@ -1570,14 +1570,14 @@ static struct amba_cs_uci_id uci_id_etm4[] = {
}
};
-static void __exit clear_etmdrvdata(void *info)
+static void clear_etmdrvdata(void *info)
{
int cpu = *(int *)info;
etmdrvdata[cpu] = NULL;
}
-static int __exit etm4_remove(struct amba_device *adev)
+static int etm4_remove(struct amba_device *adev)
{
struct etmv4_drvdata *drvdata = dev_get_drvdata(&adev->dev);
diff --git a/drivers/hwtracing/coresight/coresight-funnel.c b/drivers/hwtracing/coresight/coresight-funnel.c
index af40814ce560..3fc6c678b51d 100644
--- a/drivers/hwtracing/coresight/coresight-funnel.c
+++ b/drivers/hwtracing/coresight/coresight-funnel.c
@@ -274,7 +274,7 @@ static int funnel_probe(struct device *dev, struct resource *res)
return ret;
}
-static int __exit funnel_remove(struct device *dev)
+static int funnel_remove(struct device *dev)
{
struct funnel_drvdata *drvdata = dev_get_drvdata(dev);
@@ -328,7 +328,7 @@ static int static_funnel_probe(struct platform_device *pdev)
return ret;
}
-static int __exit static_funnel_remove(struct platform_device *pdev)
+static int static_funnel_remove(struct platform_device *pdev)
{
funnel_remove(&pdev->dev);
pm_runtime_disable(&pdev->dev);
@@ -370,7 +370,7 @@ static int dynamic_funnel_probe(struct amba_device *adev,
return funnel_probe(&adev->dev, &adev->res);
}
-static int __exit dynamic_funnel_remove(struct amba_device *adev)
+static int dynamic_funnel_remove(struct amba_device *adev)
{
return funnel_remove(&adev->dev);
}
diff --git a/drivers/hwtracing/coresight/coresight-replicator.c b/drivers/hwtracing/coresight/coresight-replicator.c
index 62afdde0e5ea..38008aca2c0f 100644
--- a/drivers/hwtracing/coresight/coresight-replicator.c
+++ b/drivers/hwtracing/coresight/coresight-replicator.c
@@ -291,7 +291,7 @@ static int replicator_probe(struct device *dev, struct resource *res)
return ret;
}
-static int __exit replicator_remove(struct device *dev)
+static int replicator_remove(struct device *dev)
{
struct replicator_drvdata *drvdata = dev_get_drvdata(dev);
@@ -318,7 +318,7 @@ static int static_replicator_probe(struct platform_device *pdev)
return ret;
}
-static int __exit static_replicator_remove(struct platform_device *pdev)
+static int static_replicator_remove(struct platform_device *pdev)
{
replicator_remove(&pdev->dev);
pm_runtime_disable(&pdev->dev);
@@ -388,7 +388,7 @@ static int dynamic_replicator_probe(struct amba_device *adev,
return replicator_probe(&adev->dev, &adev->res);
}
-static int __exit dynamic_replicator_remove(struct amba_device *adev)
+static int dynamic_replicator_remove(struct amba_device *adev)
{
return replicator_remove(&adev->dev);
}
diff --git a/drivers/hwtracing/coresight/coresight-stm.c b/drivers/hwtracing/coresight/coresight-stm.c
index b0ad912651a9..587c1d7f2520 100644
--- a/drivers/hwtracing/coresight/coresight-stm.c
+++ b/drivers/hwtracing/coresight/coresight-stm.c
@@ -951,7 +951,7 @@ static int stm_probe(struct amba_device *adev, const struct amba_id *id)
return ret;
}
-static int __exit stm_remove(struct amba_device *adev)
+static int stm_remove(struct amba_device *adev)
{
struct stm_drvdata *drvdata = dev_get_drvdata(&adev->dev);
diff --git a/drivers/hwtracing/coresight/coresight-tmc-core.c b/drivers/hwtracing/coresight/coresight-tmc-core.c
index 5653e0945c74..8169dff5a9f6 100644
--- a/drivers/hwtracing/coresight/coresight-tmc-core.c
+++ b/drivers/hwtracing/coresight/coresight-tmc-core.c
@@ -559,7 +559,7 @@ static void tmc_shutdown(struct amba_device *adev)
spin_unlock_irqrestore(&drvdata->spinlock, flags);
}
-static int __exit tmc_remove(struct amba_device *adev)
+static int tmc_remove(struct amba_device *adev)
{
struct tmc_drvdata *drvdata = dev_get_drvdata(&adev->dev);
diff --git a/drivers/hwtracing/coresight/coresight-tpiu.c b/drivers/hwtracing/coresight/coresight-tpiu.c
index 566c57e03596..5b35029461a0 100644
--- a/drivers/hwtracing/coresight/coresight-tpiu.c
+++ b/drivers/hwtracing/coresight/coresight-tpiu.c
@@ -173,7 +173,7 @@ static int tpiu_probe(struct amba_device *adev, const struct amba_id *id)
return PTR_ERR(drvdata->csdev);
}
-static int __exit tpiu_remove(struct amba_device *adev)
+static int tpiu_remove(struct amba_device *adev)
{
struct tpiu_drvdata *drvdata = dev_get_drvdata(&adev->dev);
diff --git a/drivers/i2c/busses/i2c-qcom-geni.c b/drivers/i2c/busses/i2c-qcom-geni.c
index 8b4c35f47a70..dce75b85253c 100644
--- a/drivers/i2c/busses/i2c-qcom-geni.c
+++ b/drivers/i2c/busses/i2c-qcom-geni.c
@@ -366,6 +366,7 @@ static int geni_i2c_rx_one_msg(struct geni_i2c_dev *gi2c, struct i2c_msg *msg,
geni_se_select_mode(se, GENI_SE_FIFO);
writel_relaxed(len, se->base + SE_I2C_RX_TRANS_LEN);
+ geni_se_setup_m_cmd(se, I2C_READ, m_param);
if (dma_buf && geni_se_rx_dma_prep(se, dma_buf, len, &rx_dma)) {
geni_se_select_mode(se, GENI_SE_FIFO);
@@ -373,8 +374,6 @@ static int geni_i2c_rx_one_msg(struct geni_i2c_dev *gi2c, struct i2c_msg *msg,
dma_buf = NULL;
}
- geni_se_setup_m_cmd(se, I2C_READ, m_param);
-
time_left = wait_for_completion_timeout(&gi2c->done, XFER_TIMEOUT);
if (!time_left)
geni_i2c_abort_xfer(gi2c);
@@ -408,6 +407,7 @@ static int geni_i2c_tx_one_msg(struct geni_i2c_dev *gi2c, struct i2c_msg *msg,
geni_se_select_mode(se, GENI_SE_FIFO);
writel_relaxed(len, se->base + SE_I2C_TX_TRANS_LEN);
+ geni_se_setup_m_cmd(se, I2C_WRITE, m_param);
if (dma_buf && geni_se_tx_dma_prep(se, dma_buf, len, &tx_dma)) {
geni_se_select_mode(se, GENI_SE_FIFO);
@@ -415,8 +415,6 @@ static int geni_i2c_tx_one_msg(struct geni_i2c_dev *gi2c, struct i2c_msg *msg,
dma_buf = NULL;
}
- geni_se_setup_m_cmd(se, I2C_WRITE, m_param);
-
if (!dma_buf) /* Get FIFO IRQ */
writel_relaxed(1, se->base + SE_GENI_TX_WATERMARK_REG);
diff --git a/drivers/iio/adc/Kconfig b/drivers/iio/adc/Kconfig
index 91ae90514aff..17e9ceb9c6c4 100644
--- a/drivers/iio/adc/Kconfig
+++ b/drivers/iio/adc/Kconfig
@@ -295,7 +295,7 @@ config ASPEED_ADC
config AT91_ADC
tristate "Atmel AT91 ADC"
depends on ARCH_AT91 || COMPILE_TEST
- depends on INPUT && SYSFS
+ depends on INPUT && SYSFS && OF
select IIO_BUFFER
select IIO_TRIGGERED_BUFFER
help
diff --git a/drivers/iio/adc/ad_sigma_delta.c b/drivers/iio/adc/ad_sigma_delta.c
index 86039e9ecaca..3a6f239d4acc 100644
--- a/drivers/iio/adc/ad_sigma_delta.c
+++ b/drivers/iio/adc/ad_sigma_delta.c
@@ -57,7 +57,7 @@ EXPORT_SYMBOL_GPL(ad_sd_set_comm);
int ad_sd_write_reg(struct ad_sigma_delta *sigma_delta, unsigned int reg,
unsigned int size, unsigned int val)
{
- uint8_t *data = sigma_delta->data;
+ uint8_t *data = sigma_delta->tx_buf;
struct spi_transfer t = {
.tx_buf = data,
.len = size + 1,
@@ -99,7 +99,7 @@ EXPORT_SYMBOL_GPL(ad_sd_write_reg);
static int ad_sd_read_reg_raw(struct ad_sigma_delta *sigma_delta,
unsigned int reg, unsigned int size, uint8_t *val)
{
- uint8_t *data = sigma_delta->data;
+ uint8_t *data = sigma_delta->tx_buf;
int ret;
struct spi_transfer t[] = {
{
@@ -146,22 +146,22 @@ int ad_sd_read_reg(struct ad_sigma_delta *sigma_delta,
{
int ret;
- ret = ad_sd_read_reg_raw(sigma_delta, reg, size, sigma_delta->data);
+ ret = ad_sd_read_reg_raw(sigma_delta, reg, size, sigma_delta->rx_buf);
if (ret < 0)
goto out;
switch (size) {
case 4:
- *val = get_unaligned_be32(sigma_delta->data);
+ *val = get_unaligned_be32(sigma_delta->rx_buf);
break;
case 3:
- *val = get_unaligned_be24(&sigma_delta->data[0]);
+ *val = get_unaligned_be24(sigma_delta->rx_buf);
break;
case 2:
- *val = get_unaligned_be16(sigma_delta->data);
+ *val = get_unaligned_be16(sigma_delta->rx_buf);
break;
case 1:
- *val = sigma_delta->data[0];
+ *val = sigma_delta->rx_buf[0];
break;
default:
ret = -EINVAL;
@@ -395,11 +395,9 @@ static irqreturn_t ad_sd_trigger_handler(int irq, void *p)
struct iio_poll_func *pf = p;
struct iio_dev *indio_dev = pf->indio_dev;
struct ad_sigma_delta *sigma_delta = iio_device_get_drvdata(indio_dev);
+ uint8_t *data = sigma_delta->rx_buf;
unsigned int reg_size;
unsigned int data_reg;
- uint8_t data[16];
-
- memset(data, 0x00, 16);
reg_size = indio_dev->channels[0].scan_type.realbits +
indio_dev->channels[0].scan_type.shift;
diff --git a/drivers/iio/adc/at91_adc.c b/drivers/iio/adc/at91_adc.c
index 9b2c548fae95..0a793e7cd53e 100644
--- a/drivers/iio/adc/at91_adc.c
+++ b/drivers/iio/adc/at91_adc.c
@@ -1469,7 +1469,7 @@ static struct platform_driver at91_adc_driver = {
.id_table = at91_adc_ids,
.driver = {
.name = DRIVER_NAME,
- .of_match_table = of_match_ptr(at91_adc_dt_ids),
+ .of_match_table = at91_adc_dt_ids,
.pm = &at91_adc_pm_ops,
},
};
diff --git a/drivers/iio/adc/rockchip_saradc.c b/drivers/iio/adc/rockchip_saradc.c
index 1f3d7d639d37..12584f1631d8 100644
--- a/drivers/iio/adc/rockchip_saradc.c
+++ b/drivers/iio/adc/rockchip_saradc.c
@@ -462,7 +462,7 @@ static int rockchip_saradc_resume(struct device *dev)
ret = clk_prepare_enable(info->clk);
if (ret)
- return ret;
+ clk_disable_unprepare(info->pclk);
return ret;
}
diff --git a/drivers/iio/adc/ti-ads124s08.c b/drivers/iio/adc/ti-ads124s08.c
index 4b4fbe33930c..b4a128b19188 100644
--- a/drivers/iio/adc/ti-ads124s08.c
+++ b/drivers/iio/adc/ti-ads124s08.c
@@ -99,6 +99,14 @@ struct ads124s_private {
struct gpio_desc *reset_gpio;
struct spi_device *spi;
struct mutex lock;
+ /*
+ * Used to correctly align data.
+ * Ensure timestamp is naturally aligned.
+ * Note that the full buffer length may not be needed if not
+ * all channels are enabled, as long as the alignment of the
+ * timestamp is maintained.
+ */
+ u32 buffer[ADS124S08_MAX_CHANNELS + sizeof(s64)/sizeof(u32)] __aligned(8);
u8 data[5] ____cacheline_aligned;
};
@@ -269,7 +277,6 @@ static irqreturn_t ads124s_trigger_handler(int irq, void *p)
struct iio_poll_func *pf = p;
struct iio_dev *indio_dev = pf->indio_dev;
struct ads124s_private *priv = iio_priv(indio_dev);
- u32 buffer[ADS124S08_MAX_CHANNELS + sizeof(s64)/sizeof(u16)];
int scan_index, j = 0;
int ret;
@@ -284,7 +291,7 @@ static irqreturn_t ads124s_trigger_handler(int irq, void *p)
if (ret)
dev_err(&priv->spi->dev, "Start ADC conversions failed\n");
- buffer[j] = ads124s_read(indio_dev, scan_index);
+ priv->buffer[j] = ads124s_read(indio_dev, scan_index);
ret = ads124s_write_cmd(indio_dev, ADS124S08_STOP_CONV);
if (ret)
dev_err(&priv->spi->dev, "Stop ADC conversions failed\n");
@@ -292,7 +299,7 @@ static irqreturn_t ads124s_trigger_handler(int irq, void *p)
j++;
}
- iio_push_to_buffers_with_timestamp(indio_dev, buffer,
+ iio_push_to_buffers_with_timestamp(indio_dev, priv->buffer,
pf->timestamp);
iio_trigger_notify_done(indio_dev->trig);
diff --git a/drivers/iio/imu/bmi160/bmi160.h b/drivers/iio/imu/bmi160/bmi160.h
index a82e040bd109..32c2ea2d7112 100644
--- a/drivers/iio/imu/bmi160/bmi160.h
+++ b/drivers/iio/imu/bmi160/bmi160.h
@@ -10,6 +10,13 @@ struct bmi160_data {
struct iio_trigger *trig;
struct regulator_bulk_data supplies[2];
struct iio_mount_matrix orientation;
+ /*
+ * Ensure natural alignment for timestamp if present.
+ * Max length needed: 2 * 3 channels + 4 bytes padding + 8 byte ts.
+ * If fewer channels are enabled, less space may be needed, as
+ * long as the timestamp is still aligned to 8 bytes.
+ */
+ __le16 buf[12] __aligned(8);
};
extern const struct regmap_config bmi160_regmap_config;
diff --git a/drivers/iio/imu/bmi160/bmi160_core.c b/drivers/iio/imu/bmi160/bmi160_core.c
index 222ebb26f013..82f03a4dc47a 100644
--- a/drivers/iio/imu/bmi160/bmi160_core.c
+++ b/drivers/iio/imu/bmi160/bmi160_core.c
@@ -427,8 +427,6 @@ static irqreturn_t bmi160_trigger_handler(int irq, void *p)
struct iio_poll_func *pf = p;
struct iio_dev *indio_dev = pf->indio_dev;
struct bmi160_data *data = iio_priv(indio_dev);
- __le16 buf[16];
- /* 3 sens x 3 axis x __le16 + 3 x __le16 pad + 4 x __le16 tstamp */
int i, ret, j = 0, base = BMI160_REG_DATA_MAGN_XOUT_L;
__le16 sample;
@@ -438,10 +436,10 @@ static irqreturn_t bmi160_trigger_handler(int irq, void *p)
&sample, sizeof(sample));
if (ret)
goto done;
- buf[j++] = sample;
+ data->buf[j++] = sample;
}
- iio_push_to_buffers_with_timestamp(indio_dev, buf, pf->timestamp);
+ iio_push_to_buffers_with_timestamp(indio_dev, data->buf, pf->timestamp);
done:
iio_trigger_notify_done(indio_dev->trig);
return IRQ_HANDLED;
diff --git a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_core.c b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_core.c
index 42f485634d04..2ab1ac5a2412 100644
--- a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_core.c
+++ b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_core.c
@@ -2255,19 +2255,35 @@ st_lsm6dsx_report_motion_event(struct st_lsm6dsx_hw *hw)
static irqreturn_t st_lsm6dsx_handler_thread(int irq, void *private)
{
struct st_lsm6dsx_hw *hw = private;
+ int fifo_len = 0, len;
bool event;
- int count;
event = st_lsm6dsx_report_motion_event(hw);
if (!hw->settings->fifo_ops.read_fifo)
return event ? IRQ_HANDLED : IRQ_NONE;
- mutex_lock(&hw->fifo_lock);
- count = hw->settings->fifo_ops.read_fifo(hw);
- mutex_unlock(&hw->fifo_lock);
+ /*
+ * If we are using edge IRQs, new samples can arrive while
+ * processing current interrupt since there are no hw
+ * guarantees the irq line stays "low" long enough to properly
+ * detect the new interrupt. In this case the new sample will
+ * be missed.
+ * Polling FIFO status register allow us to read new
+ * samples even if the interrupt arrives while processing
+ * previous data and the timeslot where the line is "low" is
+ * too short to be properly detected.
+ */
+ do {
+ mutex_lock(&hw->fifo_lock);
+ len = hw->settings->fifo_ops.read_fifo(hw);
+ mutex_unlock(&hw->fifo_lock);
+
+ if (len > 0)
+ fifo_len += len;
+ } while (len > 0);
- return count || event ? IRQ_HANDLED : IRQ_NONE;
+ return fifo_len || event ? IRQ_HANDLED : IRQ_NONE;
}
static int st_lsm6dsx_irq_setup(struct st_lsm6dsx_hw *hw)
diff --git a/drivers/iio/industrialio-buffer.c b/drivers/iio/industrialio-buffer.c
index a4f6bb96d4f4..276b609d7917 100644
--- a/drivers/iio/industrialio-buffer.c
+++ b/drivers/iio/industrialio-buffer.c
@@ -865,12 +865,12 @@ static int iio_buffer_update_demux(struct iio_dev *indio_dev,
indio_dev->masklength,
in_ind + 1);
while (in_ind != out_ind) {
- in_ind = find_next_bit(indio_dev->active_scan_mask,
- indio_dev->masklength,
- in_ind + 1);
length = iio_storage_bytes_for_si(indio_dev, in_ind);
/* Make sure we are aligned */
in_loc = roundup(in_loc, length) + length;
+ in_ind = find_next_bit(indio_dev->active_scan_mask,
+ indio_dev->masklength,
+ in_ind + 1);
}
length = iio_storage_bytes_for_si(indio_dev, in_ind);
out_loc = roundup(out_loc, length);
diff --git a/drivers/iio/light/rpr0521.c b/drivers/iio/light/rpr0521.c
index aa2972b04833..31224a33bade 100644
--- a/drivers/iio/light/rpr0521.c
+++ b/drivers/iio/light/rpr0521.c
@@ -194,6 +194,17 @@ struct rpr0521_data {
bool pxs_need_dis;
struct regmap *regmap;
+
+ /*
+ * Ensure correct naturally aligned timestamp.
+ * Note that the read will put garbage data into
+ * the padding but this should not be a problem
+ */
+ struct {
+ __le16 channels[3];
+ u8 garbage;
+ s64 ts __aligned(8);
+ } scan;
};
static IIO_CONST_ATTR(in_intensity_scale_available, RPR0521_ALS_SCALE_AVAIL);
@@ -449,8 +460,6 @@ static irqreturn_t rpr0521_trigger_consumer_handler(int irq, void *p)
struct rpr0521_data *data = iio_priv(indio_dev);
int err;
- u8 buffer[16]; /* 3 16-bit channels + padding + ts */
-
/* Use irq timestamp when reasonable. */
if (iio_trigger_using_own(indio_dev) && data->irq_timestamp) {
pf->timestamp = data->irq_timestamp;
@@ -461,11 +470,11 @@ static irqreturn_t rpr0521_trigger_consumer_handler(int irq, void *p)
pf->timestamp = iio_get_time_ns(indio_dev);
err = regmap_bulk_read(data->regmap, RPR0521_REG_PXS_DATA,
- &buffer,
+ data->scan.channels,
(3 * 2) + 1); /* 3 * 16-bit + (discarded) int clear reg. */
if (!err)
iio_push_to_buffers_with_timestamp(indio_dev,
- buffer, pf->timestamp);
+ &data->scan, pf->timestamp);
else
dev_err(&data->client->dev,
"Trigger consumer can't read from sensor.\n");
diff --git a/drivers/iio/light/st_uvis25.h b/drivers/iio/light/st_uvis25.h
index 78bc56aad129..283086887caf 100644
--- a/drivers/iio/light/st_uvis25.h
+++ b/drivers/iio/light/st_uvis25.h
@@ -27,6 +27,11 @@ struct st_uvis25_hw {
struct iio_trigger *trig;
bool enabled;
int irq;
+ /* Ensure timestamp is naturally aligned */
+ struct {
+ u8 chan;
+ s64 ts __aligned(8);
+ } scan;
};
extern const struct dev_pm_ops st_uvis25_pm_ops;
diff --git a/drivers/iio/light/st_uvis25_core.c b/drivers/iio/light/st_uvis25_core.c
index a18a82e6bbf5..1055594b2276 100644
--- a/drivers/iio/light/st_uvis25_core.c
+++ b/drivers/iio/light/st_uvis25_core.c
@@ -232,17 +232,19 @@ static const struct iio_buffer_setup_ops st_uvis25_buffer_ops = {
static irqreturn_t st_uvis25_buffer_handler_thread(int irq, void *p)
{
- u8 buffer[ALIGN(sizeof(u8), sizeof(s64)) + sizeof(s64)];
struct iio_poll_func *pf = p;
struct iio_dev *iio_dev = pf->indio_dev;
struct st_uvis25_hw *hw = iio_priv(iio_dev);
+ unsigned int val;
int err;
- err = regmap_read(hw->regmap, ST_UVIS25_REG_OUT_ADDR, (int *)buffer);
+ err = regmap_read(hw->regmap, ST_UVIS25_REG_OUT_ADDR, &val);
if (err < 0)
goto out;
- iio_push_to_buffers_with_timestamp(iio_dev, buffer,
+ hw->scan.chan = val;
+
+ iio_push_to_buffers_with_timestamp(iio_dev, &hw->scan,
iio_get_time_ns(iio_dev));
out:
diff --git a/drivers/iio/magnetometer/mag3110.c b/drivers/iio/magnetometer/mag3110.c
index 838b13c8bb3d..c96415a1aead 100644
--- a/drivers/iio/magnetometer/mag3110.c
+++ b/drivers/iio/magnetometer/mag3110.c
@@ -56,6 +56,12 @@ struct mag3110_data {
int sleep_val;
struct regulator *vdd_reg;
struct regulator *vddio_reg;
+ /* Ensure natural alignment of timestamp */
+ struct {
+ __be16 channels[3];
+ u8 temperature;
+ s64 ts __aligned(8);
+ } scan;
};
static int mag3110_request(struct mag3110_data *data)
@@ -387,10 +393,9 @@ static irqreturn_t mag3110_trigger_handler(int irq, void *p)
struct iio_poll_func *pf = p;
struct iio_dev *indio_dev = pf->indio_dev;
struct mag3110_data *data = iio_priv(indio_dev);
- u8 buffer[16]; /* 3 16-bit channels + 1 byte temp + padding + ts */
int ret;
- ret = mag3110_read(data, (__be16 *) buffer);
+ ret = mag3110_read(data, data->scan.channels);
if (ret < 0)
goto done;
@@ -399,10 +404,10 @@ static irqreturn_t mag3110_trigger_handler(int irq, void *p)
MAG3110_DIE_TEMP);
if (ret < 0)
goto done;
- buffer[6] = ret;
+ data->scan.temperature = ret;
}
- iio_push_to_buffers_with_timestamp(indio_dev, buffer,
+ iio_push_to_buffers_with_timestamp(indio_dev, &data->scan,
iio_get_time_ns(indio_dev));
done:
diff --git a/drivers/iio/pressure/mpl3115.c b/drivers/iio/pressure/mpl3115.c
index ccdb0b70e48c..1eb9e7b29e05 100644
--- a/drivers/iio/pressure/mpl3115.c
+++ b/drivers/iio/pressure/mpl3115.c
@@ -144,7 +144,14 @@ static irqreturn_t mpl3115_trigger_handler(int irq, void *p)
struct iio_poll_func *pf = p;
struct iio_dev *indio_dev = pf->indio_dev;
struct mpl3115_data *data = iio_priv(indio_dev);
- u8 buffer[16]; /* 32-bit channel + 16-bit channel + padding + ts */
+ /*
+ * 32-bit channel + 16-bit channel + padding + ts
+ * Note that it is possible for only one of the first 2
+ * channels to be enabled. If that happens, the first element
+ * of the buffer may be either 16 or 32-bits. As such we cannot
+ * use a simple structure definition to express this data layout.
+ */
+ u8 buffer[16] __aligned(8);
int ret, pos = 0;
mutex_lock(&data->lock);
diff --git a/drivers/iio/trigger/iio-trig-hrtimer.c b/drivers/iio/trigger/iio-trig-hrtimer.c
index f59bf8d58586..410de837d041 100644
--- a/drivers/iio/trigger/iio-trig-hrtimer.c
+++ b/drivers/iio/trigger/iio-trig-hrtimer.c
@@ -102,7 +102,7 @@ static int iio_trig_hrtimer_set_state(struct iio_trigger *trig, bool state)
if (state)
hrtimer_start(&trig_info->timer, trig_info->period,
- HRTIMER_MODE_REL);
+ HRTIMER_MODE_REL_HARD);
else
hrtimer_cancel(&trig_info->timer);
@@ -132,7 +132,7 @@ static struct iio_sw_trigger *iio_trig_hrtimer_probe(const char *name)
trig_info->swt.trigger->ops = &iio_hrtimer_trigger_ops;
trig_info->swt.trigger->dev.groups = iio_hrtimer_attr_groups;
- hrtimer_init(&trig_info->timer, CLOCK_MONOTONIC, HRTIMER_MODE_REL);
+ hrtimer_init(&trig_info->timer, CLOCK_MONOTONIC, HRTIMER_MODE_REL_HARD);
trig_info->timer.function = iio_hrtimer_trig_handler;
trig_info->sampling_frequency = HRTIMER_DEFAULT_SAMPLING_FREQUENCY;
diff --git a/drivers/infiniband/core/cma.c b/drivers/infiniband/core/cma.c
index a77750b8954d..c51b84b2d2f3 100644
--- a/drivers/infiniband/core/cma.c
+++ b/drivers/infiniband/core/cma.c
@@ -477,6 +477,10 @@ static void cma_release_dev(struct rdma_id_private *id_priv)
list_del(&id_priv->list);
cma_dev_put(id_priv->cma_dev);
id_priv->cma_dev = NULL;
+ if (id_priv->id.route.addr.dev_addr.sgid_attr) {
+ rdma_put_gid_attr(id_priv->id.route.addr.dev_addr.sgid_attr);
+ id_priv->id.route.addr.dev_addr.sgid_attr = NULL;
+ }
mutex_unlock(&lock);
}
@@ -1861,9 +1865,6 @@ static void _destroy_id(struct rdma_id_private *id_priv,
kfree(id_priv->id.route.path_rec);
- if (id_priv->id.route.addr.dev_addr.sgid_attr)
- rdma_put_gid_attr(id_priv->id.route.addr.dev_addr.sgid_attr);
-
put_net(id_priv->id.route.addr.dev_addr.net);
rdma_restrack_del(&id_priv->res);
kfree(id_priv);
@@ -2495,8 +2496,9 @@ static int cma_listen_handler(struct rdma_cm_id *id,
return id_priv->id.event_handler(id, event);
}
-static void cma_listen_on_dev(struct rdma_id_private *id_priv,
- struct cma_device *cma_dev)
+static int cma_listen_on_dev(struct rdma_id_private *id_priv,
+ struct cma_device *cma_dev,
+ struct rdma_id_private **to_destroy)
{
struct rdma_id_private *dev_id_priv;
struct net *net = id_priv->id.route.addr.dev_addr.net;
@@ -2504,21 +2506,21 @@ static void cma_listen_on_dev(struct rdma_id_private *id_priv,
lockdep_assert_held(&lock);
+ *to_destroy = NULL;
if (cma_family(id_priv) == AF_IB && !rdma_cap_ib_cm(cma_dev->device, 1))
- return;
+ return 0;
dev_id_priv =
__rdma_create_id(net, cma_listen_handler, id_priv,
id_priv->id.ps, id_priv->id.qp_type, id_priv);
if (IS_ERR(dev_id_priv))
- return;
+ return PTR_ERR(dev_id_priv);
dev_id_priv->state = RDMA_CM_ADDR_BOUND;
memcpy(cma_src_addr(dev_id_priv), cma_src_addr(id_priv),
rdma_addr_size(cma_src_addr(id_priv)));
_cma_attach_to_dev(dev_id_priv, cma_dev);
- list_add_tail(&dev_id_priv->listen_list, &id_priv->listen_list);
cma_id_get(id_priv);
dev_id_priv->internal_id = 1;
dev_id_priv->afonly = id_priv->afonly;
@@ -2527,19 +2529,42 @@ static void cma_listen_on_dev(struct rdma_id_private *id_priv,
ret = rdma_listen(&dev_id_priv->id, id_priv->backlog);
if (ret)
- dev_warn(&cma_dev->device->dev,
- "RDMA CMA: cma_listen_on_dev, error %d\n", ret);
+ goto err_listen;
+ list_add_tail(&dev_id_priv->listen_list, &id_priv->listen_list);
+ return 0;
+err_listen:
+ /* Caller must destroy this after releasing lock */
+ *to_destroy = dev_id_priv;
+ dev_warn(&cma_dev->device->dev, "RDMA CMA: %s, error %d\n", __func__, ret);
+ return ret;
}
-static void cma_listen_on_all(struct rdma_id_private *id_priv)
+static int cma_listen_on_all(struct rdma_id_private *id_priv)
{
+ struct rdma_id_private *to_destroy;
struct cma_device *cma_dev;
+ int ret;
mutex_lock(&lock);
list_add_tail(&id_priv->list, &listen_any_list);
- list_for_each_entry(cma_dev, &dev_list, list)
- cma_listen_on_dev(id_priv, cma_dev);
+ list_for_each_entry(cma_dev, &dev_list, list) {
+ ret = cma_listen_on_dev(id_priv, cma_dev, &to_destroy);
+ if (ret) {
+ /* Prevent racing with cma_process_remove() */
+ if (to_destroy)
+ list_del_init(&to_destroy->list);
+ goto err_listen;
+ }
+ }
mutex_unlock(&lock);
+ return 0;
+
+err_listen:
+ list_del(&id_priv->list);
+ mutex_unlock(&lock);
+ if (to_destroy)
+ rdma_destroy_id(&to_destroy->id);
+ return ret;
}
void rdma_set_service_type(struct rdma_cm_id *id, int tos)
@@ -3692,8 +3717,11 @@ int rdma_listen(struct rdma_cm_id *id, int backlog)
ret = -ENOSYS;
goto err;
}
- } else
- cma_listen_on_all(id_priv);
+ } else {
+ ret = cma_listen_on_all(id_priv);
+ if (ret)
+ goto err;
+ }
return 0;
err:
@@ -4773,69 +4801,6 @@ static struct notifier_block cma_nb = {
.notifier_call = cma_netdev_callback
};
-static int cma_add_one(struct ib_device *device)
-{
- struct cma_device *cma_dev;
- struct rdma_id_private *id_priv;
- unsigned int i;
- unsigned long supported_gids = 0;
- int ret;
-
- cma_dev = kmalloc(sizeof *cma_dev, GFP_KERNEL);
- if (!cma_dev)
- return -ENOMEM;
-
- cma_dev->device = device;
- cma_dev->default_gid_type = kcalloc(device->phys_port_cnt,
- sizeof(*cma_dev->default_gid_type),
- GFP_KERNEL);
- if (!cma_dev->default_gid_type) {
- ret = -ENOMEM;
- goto free_cma_dev;
- }
-
- cma_dev->default_roce_tos = kcalloc(device->phys_port_cnt,
- sizeof(*cma_dev->default_roce_tos),
- GFP_KERNEL);
- if (!cma_dev->default_roce_tos) {
- ret = -ENOMEM;
- goto free_gid_type;
- }
-
- rdma_for_each_port (device, i) {
- supported_gids = roce_gid_type_mask_support(device, i);
- WARN_ON(!supported_gids);
- if (supported_gids & (1 << CMA_PREFERRED_ROCE_GID_TYPE))
- cma_dev->default_gid_type[i - rdma_start_port(device)] =
- CMA_PREFERRED_ROCE_GID_TYPE;
- else
- cma_dev->default_gid_type[i - rdma_start_port(device)] =
- find_first_bit(&supported_gids, BITS_PER_LONG);
- cma_dev->default_roce_tos[i - rdma_start_port(device)] = 0;
- }
-
- init_completion(&cma_dev->comp);
- refcount_set(&cma_dev->refcount, 1);
- INIT_LIST_HEAD(&cma_dev->id_list);
- ib_set_client_data(device, &cma_client, cma_dev);
-
- mutex_lock(&lock);
- list_add_tail(&cma_dev->list, &dev_list);
- list_for_each_entry(id_priv, &listen_any_list, list)
- cma_listen_on_dev(id_priv, cma_dev);
- mutex_unlock(&lock);
-
- trace_cm_add_one(device);
- return 0;
-
-free_gid_type:
- kfree(cma_dev->default_gid_type);
-
-free_cma_dev:
- kfree(cma_dev);
- return ret;
-}
-
static void cma_send_device_removal_put(struct rdma_id_private *id_priv)
{
struct rdma_cm_event event = { .event = RDMA_CM_EVENT_DEVICE_REMOVAL };
@@ -4898,6 +4863,80 @@ static void cma_process_remove(struct cma_device *cma_dev)
wait_for_completion(&cma_dev->comp);
}
+static int cma_add_one(struct ib_device *device)
+{
+ struct rdma_id_private *to_destroy;
+ struct cma_device *cma_dev;
+ struct rdma_id_private *id_priv;
+ unsigned int i;
+ unsigned long supported_gids = 0;
+ int ret;
+
+ cma_dev = kmalloc(sizeof(*cma_dev), GFP_KERNEL);
+ if (!cma_dev)
+ return -ENOMEM;
+
+ cma_dev->device = device;
+ cma_dev->default_gid_type = kcalloc(device->phys_port_cnt,
+ sizeof(*cma_dev->default_gid_type),
+ GFP_KERNEL);
+ if (!cma_dev->default_gid_type) {
+ ret = -ENOMEM;
+ goto free_cma_dev;
+ }
+
+ cma_dev->default_roce_tos = kcalloc(device->phys_port_cnt,
+ sizeof(*cma_dev->default_roce_tos),
+ GFP_KERNEL);
+ if (!cma_dev->default_roce_tos) {
+ ret = -ENOMEM;
+ goto free_gid_type;
+ }
+
+ rdma_for_each_port (device, i) {
+ supported_gids = roce_gid_type_mask_support(device, i);
+ WARN_ON(!supported_gids);
+ if (supported_gids & (1 << CMA_PREFERRED_ROCE_GID_TYPE))
+ cma_dev->default_gid_type[i - rdma_start_port(device)] =
+ CMA_PREFERRED_ROCE_GID_TYPE;
+ else
+ cma_dev->default_gid_type[i - rdma_start_port(device)] =
+ find_first_bit(&supported_gids, BITS_PER_LONG);
+ cma_dev->default_roce_tos[i - rdma_start_port(device)] = 0;
+ }
+
+ init_completion(&cma_dev->comp);
+ refcount_set(&cma_dev->refcount, 1);
+ INIT_LIST_HEAD(&cma_dev->id_list);
+ ib_set_client_data(device, &cma_client, cma_dev);
+
+ mutex_lock(&lock);
+ list_add_tail(&cma_dev->list, &dev_list);
+ list_for_each_entry(id_priv, &listen_any_list, list) {
+ ret = cma_listen_on_dev(id_priv, cma_dev, &to_destroy);
+ if (ret)
+ goto free_listen;
+ }
+ mutex_unlock(&lock);
+
+ trace_cm_add_one(device);
+ return 0;
+
+free_listen:
+ list_del(&cma_dev->list);
+ mutex_unlock(&lock);
+
+ /* cma_process_remove() will delete to_destroy */
+ cma_process_remove(cma_dev);
+ kfree(cma_dev->default_roce_tos);
+free_gid_type:
+ kfree(cma_dev->default_gid_type);
+
+free_cma_dev:
+ kfree(cma_dev);
+ return ret;
+}
+
static void cma_remove_one(struct ib_device *device, void *client_data)
{
struct cma_device *cma_dev = client_data;
diff --git a/drivers/infiniband/core/device.c b/drivers/infiniband/core/device.c
index a3b1fc84cdca..4a041511b70e 100644
--- a/drivers/infiniband/core/device.c
+++ b/drivers/infiniband/core/device.c
@@ -1374,9 +1374,6 @@ int ib_register_device(struct ib_device *device, const char *name,
}
ret = enable_device_and_get(device);
- dev_set_uevent_suppress(&device->dev, false);
- /* Mark for userspace that device is ready */
- kobject_uevent(&device->dev.kobj, KOBJ_ADD);
if (ret) {
void (*dealloc_fn)(struct ib_device *);
@@ -1396,8 +1393,12 @@ int ib_register_device(struct ib_device *device, const char *name,
ib_device_put(device);
__ib_unregister_device(device);
device->ops.dealloc_driver = dealloc_fn;
+ dev_set_uevent_suppress(&device->dev, false);
return ret;
}
+ dev_set_uevent_suppress(&device->dev, false);
+ /* Mark for userspace that device is ready */
+ kobject_uevent(&device->dev.kobj, KOBJ_ADD);
ib_device_put(device);
return 0;
diff --git a/drivers/infiniband/core/uverbs_std_types_device.c b/drivers/infiniband/core/uverbs_std_types_device.c
index 302f898c5833..9ec6971056fa 100644
--- a/drivers/infiniband/core/uverbs_std_types_device.c
+++ b/drivers/infiniband/core/uverbs_std_types_device.c
@@ -317,8 +317,7 @@ static int UVERBS_HANDLER(UVERBS_METHOD_QUERY_GID_TABLE)(
struct ib_device *ib_dev;
size_t user_entry_size;
ssize_t num_entries;
- size_t max_entries;
- size_t num_bytes;
+ int max_entries;
u32 flags;
int ret;
@@ -336,19 +335,16 @@ static int UVERBS_HANDLER(UVERBS_METHOD_QUERY_GID_TABLE)(
attrs, UVERBS_ATTR_QUERY_GID_TABLE_RESP_ENTRIES,
user_entry_size);
if (max_entries <= 0)
- return -EINVAL;
+ return max_entries ?: -EINVAL;
ucontext = ib_uverbs_get_ucontext(attrs);
if (IS_ERR(ucontext))
return PTR_ERR(ucontext);
ib_dev = ucontext->device;
- if (check_mul_overflow(max_entries, sizeof(*entries), &num_bytes))
- return -EINVAL;
-
- entries = uverbs_zalloc(attrs, num_bytes);
- if (!entries)
- return -ENOMEM;
+ entries = uverbs_kcalloc(attrs, max_entries, sizeof(*entries));
+ if (IS_ERR(entries))
+ return PTR_ERR(entries);
num_entries = rdma_query_gid_table(ib_dev, entries, max_entries);
if (num_entries < 0)
diff --git a/drivers/infiniband/core/uverbs_std_types_mr.c b/drivers/infiniband/core/uverbs_std_types_mr.c
index 9b22bb553e8b..dc5856441729 100644
--- a/drivers/infiniband/core/uverbs_std_types_mr.c
+++ b/drivers/infiniband/core/uverbs_std_types_mr.c
@@ -33,6 +33,7 @@
#include "rdma_core.h"
#include "uverbs.h"
#include <rdma/uverbs_std_types.h>
+#include "restrack.h"
static int uverbs_free_mr(struct ib_uobject *uobject,
enum rdma_remove_reason why,
@@ -134,6 +135,9 @@ static int UVERBS_HANDLER(UVERBS_METHOD_DM_MR_REG)(
atomic_inc(&pd->usecnt);
atomic_inc(&dm->usecnt);
+ rdma_restrack_new(&mr->res, RDMA_RESTRACK_MR);
+ rdma_restrack_set_name(&mr->res, NULL);
+ rdma_restrack_add(&mr->res);
uobj->object = mr;
uverbs_finalize_uobj_create(attrs, UVERBS_ATTR_REG_DM_MR_HANDLE);
diff --git a/drivers/infiniband/core/verbs.c b/drivers/infiniband/core/verbs.c
index 740f8454b6b4..3d895cc41c3a 100644
--- a/drivers/infiniband/core/verbs.c
+++ b/drivers/infiniband/core/verbs.c
@@ -1698,8 +1698,10 @@ static int _ib_modify_qp(struct ib_qp *qp, struct ib_qp_attr *attr,
slave = rdma_lag_get_ah_roce_slave(qp->device,
&attr->ah_attr,
GFP_KERNEL);
- if (IS_ERR(slave))
+ if (IS_ERR(slave)) {
+ ret = PTR_ERR(slave);
goto out_av;
+ }
attr->xmit_slave = slave;
}
}
diff --git a/drivers/infiniband/hw/bnxt_re/ib_verbs.c b/drivers/infiniband/hw/bnxt_re/ib_verbs.c
index cf3db9628397..266de55f5719 100644
--- a/drivers/infiniband/hw/bnxt_re/ib_verbs.c
+++ b/drivers/infiniband/hw/bnxt_re/ib_verbs.c
@@ -1657,8 +1657,8 @@ int bnxt_re_create_srq(struct ib_srq *ib_srq,
srq->qplib_srq.max_wqe = entries;
srq->qplib_srq.max_sge = srq_init_attr->attr.max_sge;
- srq->qplib_srq.wqe_size =
- bnxt_re_get_rwqe_size(srq->qplib_srq.max_sge);
+ /* 128 byte wqe size for SRQ . So use max sges */
+ srq->qplib_srq.wqe_size = bnxt_re_get_rwqe_size(dev_attr->max_srq_sges);
srq->qplib_srq.threshold = srq_init_attr->attr.srq_limit;
srq->srq_limit = srq_init_attr->attr.srq_limit;
srq->qplib_srq.eventq_hw_ring_id = rdev->nq[0].ring_id;
@@ -2078,6 +2078,7 @@ int bnxt_re_query_qp(struct ib_qp *ib_qp, struct ib_qp_attr *qp_attr,
goto out;
}
qp_attr->qp_state = __to_ib_qp_state(qplib_qp->state);
+ qp_attr->cur_qp_state = __to_ib_qp_state(qplib_qp->cur_qp_state);
qp_attr->en_sqd_async_notify = qplib_qp->en_sqd_async_notify ? 1 : 0;
qp_attr->qp_access_flags = __to_ib_access_flags(qplib_qp->access);
qp_attr->pkey_index = qplib_qp->pkey_index;
diff --git a/drivers/infiniband/hw/cxgb4/cq.c b/drivers/infiniband/hw/cxgb4/cq.c
index 28349ed50885..d6cfefc269ee 100644
--- a/drivers/infiniband/hw/cxgb4/cq.c
+++ b/drivers/infiniband/hw/cxgb4/cq.c
@@ -1008,6 +1008,9 @@ int c4iw_create_cq(struct ib_cq *ibcq, const struct ib_cq_init_attr *attr,
if (attr->flags)
return -EINVAL;
+ if (entries < 1 || entries > ibdev->attrs.max_cqe)
+ return -EINVAL;
+
if (vector >= rhp->rdev.lldi.nciq)
return -EINVAL;
diff --git a/drivers/infiniband/hw/hns/hns_roce_ah.c b/drivers/infiniband/hw/hns/hns_roce_ah.c
index 75b06db60f7c..7dd3b6097226 100644
--- a/drivers/infiniband/hw/hns/hns_roce_ah.c
+++ b/drivers/infiniband/hw/hns/hns_roce_ah.c
@@ -31,13 +31,13 @@
*/
#include <linux/platform_device.h>
+#include <linux/pci.h>
#include <rdma/ib_addr.h>
#include <rdma/ib_cache.h>
#include "hns_roce_device.h"
-#define HNS_ROCE_PORT_NUM_SHIFT 24
-#define HNS_ROCE_VLAN_SL_BIT_MASK 7
-#define HNS_ROCE_VLAN_SL_SHIFT 13
+#define VLAN_SL_MASK 7
+#define VLAN_SL_SHIFT 13
static inline u16 get_ah_udp_sport(const struct rdma_ah_attr *ah_attr)
{
@@ -58,47 +58,44 @@ static inline u16 get_ah_udp_sport(const struct rdma_ah_attr *ah_attr)
int hns_roce_create_ah(struct ib_ah *ibah, struct rdma_ah_init_attr *init_attr,
struct ib_udata *udata)
{
- struct hns_roce_dev *hr_dev = to_hr_dev(ibah->device);
- const struct ib_gid_attr *gid_attr;
- struct device *dev = hr_dev->dev;
- struct hns_roce_ah *ah = to_hr_ah(ibah);
struct rdma_ah_attr *ah_attr = init_attr->ah_attr;
const struct ib_global_route *grh = rdma_ah_read_grh(ah_attr);
- u16 vlan_id = 0xffff;
- bool vlan_en = false;
- int ret;
-
- gid_attr = ah_attr->grh.sgid_attr;
- ret = rdma_read_gid_l2_fields(gid_attr, &vlan_id, NULL);
- if (ret)
- return ret;
-
- /* Get mac address */
- memcpy(ah->av.mac, ah_attr->roce.dmac, ETH_ALEN);
-
- if (vlan_id < VLAN_N_VID) {
- vlan_en = true;
- vlan_id |= (rdma_ah_get_sl(ah_attr) &
- HNS_ROCE_VLAN_SL_BIT_MASK) <<
- HNS_ROCE_VLAN_SL_SHIFT;
- }
+ struct hns_roce_dev *hr_dev = to_hr_dev(ibah->device);
+ struct hns_roce_ah *ah = to_hr_ah(ibah);
+ int ret = 0;
ah->av.port = rdma_ah_get_port_num(ah_attr);
ah->av.gid_index = grh->sgid_index;
- ah->av.vlan_id = vlan_id;
- ah->av.vlan_en = vlan_en;
- dev_dbg(dev, "gid_index = 0x%x,vlan_id = 0x%x\n", ah->av.gid_index,
- ah->av.vlan_id);
if (rdma_ah_get_static_rate(ah_attr))
ah->av.stat_rate = IB_RATE_10_GBPS;
- memcpy(ah->av.dgid, grh->dgid.raw, HNS_ROCE_GID_SIZE);
- ah->av.sl = rdma_ah_get_sl(ah_attr);
+ ah->av.hop_limit = grh->hop_limit;
ah->av.flowlabel = grh->flow_label;
ah->av.udp_sport = get_ah_udp_sport(ah_attr);
+ ah->av.sl = rdma_ah_get_sl(ah_attr);
+ ah->av.tclass = get_tclass(grh);
- return 0;
+ memcpy(ah->av.dgid, grh->dgid.raw, HNS_ROCE_GID_SIZE);
+ memcpy(ah->av.mac, ah_attr->roce.dmac, ETH_ALEN);
+
+ /* HIP08 needs to record vlan info in Address Vector */
+ if (hr_dev->pci_dev->revision <= PCI_REVISION_ID_HIP08) {
+ ah->av.vlan_en = 0;
+
+ ret = rdma_read_gid_l2_fields(ah_attr->grh.sgid_attr,
+ &ah->av.vlan_id, NULL);
+ if (ret)
+ return ret;
+
+ if (ah->av.vlan_id < VLAN_N_VID) {
+ ah->av.vlan_en = 1;
+ ah->av.vlan_id |= (rdma_ah_get_sl(ah_attr) & VLAN_SL_MASK) <<
+ VLAN_SL_SHIFT;
+ }
+ }
+
+ return ret;
}
int hns_roce_query_ah(struct ib_ah *ibah, struct rdma_ah_attr *ah_attr)
diff --git a/drivers/infiniband/hw/hns/hns_roce_cq.c b/drivers/infiniband/hw/hns/hns_roce_cq.c
index 809b22aa5056..da346129f6e9 100644
--- a/drivers/infiniband/hw/hns/hns_roce_cq.c
+++ b/drivers/infiniband/hw/hns/hns_roce_cq.c
@@ -274,7 +274,7 @@ int hns_roce_create_cq(struct ib_cq *ib_cq, const struct ib_cq_init_attr *attr,
if (udata) {
ret = ib_copy_from_udata(&ucmd, udata,
- min(sizeof(ucmd), udata->inlen));
+ min(udata->inlen, sizeof(ucmd)));
if (ret) {
ibdev_err(ibdev, "Failed to copy CQ udata, err %d\n",
ret);
@@ -313,7 +313,8 @@ int hns_roce_create_cq(struct ib_cq *ib_cq, const struct ib_cq_init_attr *attr,
if (udata) {
resp.cqn = hr_cq->cqn;
- ret = ib_copy_to_udata(udata, &resp, sizeof(resp));
+ ret = ib_copy_to_udata(udata, &resp,
+ min(udata->outlen, sizeof(resp)));
if (ret)
goto err_cqc;
}
diff --git a/drivers/infiniband/hw/hns/hns_roce_device.h b/drivers/infiniband/hw/hns/hns_roce_device.h
index 6d2acff69f98..1ea87f92aabb 100644
--- a/drivers/infiniband/hw/hns/hns_roce_device.h
+++ b/drivers/infiniband/hw/hns/hns_roce_device.h
@@ -547,7 +547,7 @@ struct hns_roce_av {
u8 dgid[HNS_ROCE_GID_SIZE];
u8 mac[ETH_ALEN];
u16 vlan_id;
- bool vlan_en;
+ u8 vlan_en;
};
struct hns_roce_ah {
@@ -1132,6 +1132,14 @@ static inline u32 to_hr_hem_entries_shift(u32 count, u32 buf_shift)
return ilog2(to_hr_hem_entries_count(count, buf_shift));
}
+#define DSCP_SHIFT 2
+
+static inline u8 get_tclass(const struct ib_global_route *grh)
+{
+ return grh->sgid_attr->gid_type == IB_GID_TYPE_ROCE_UDP_ENCAP ?
+ grh->traffic_class >> DSCP_SHIFT : grh->traffic_class;
+}
+
int hns_roce_init_uar_table(struct hns_roce_dev *dev);
int hns_roce_uar_alloc(struct hns_roce_dev *dev, struct hns_roce_uar *uar);
void hns_roce_uar_free(struct hns_roce_dev *dev, struct hns_roce_uar *uar);
diff --git a/drivers/infiniband/hw/hns/hns_roce_hem.c b/drivers/infiniband/hw/hns/hns_roce_hem.c
index 7487cf3d2c37..66f9f036ef94 100644
--- a/drivers/infiniband/hw/hns/hns_roce_hem.c
+++ b/drivers/infiniband/hw/hns/hns_roce_hem.c
@@ -1017,7 +1017,7 @@ void hns_roce_cleanup_hem_table(struct hns_roce_dev *hr_dev,
void hns_roce_cleanup_hem(struct hns_roce_dev *hr_dev)
{
- if (hr_dev->caps.srqc_entry_sz)
+ if (hr_dev->caps.flags & HNS_ROCE_CAP_FLAG_SRQ)
hns_roce_cleanup_hem_table(hr_dev,
&hr_dev->srq_table.table);
hns_roce_cleanup_hem_table(hr_dev, &hr_dev->cq_table.table);
@@ -1027,7 +1027,7 @@ void hns_roce_cleanup_hem(struct hns_roce_dev *hr_dev)
if (hr_dev->caps.cqc_timer_entry_sz)
hns_roce_cleanup_hem_table(hr_dev,
&hr_dev->cqc_timer_table);
- if (hr_dev->caps.sccc_sz)
+ if (hr_dev->caps.flags & HNS_ROCE_CAP_FLAG_QP_FLOW_CTRL)
hns_roce_cleanup_hem_table(hr_dev,
&hr_dev->qp_table.sccc_table);
if (hr_dev->caps.trrl_entry_sz)
diff --git a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c
index 0468028ffe39..5c29c7d8c50e 100644
--- a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c
+++ b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c
@@ -214,25 +214,20 @@ static int fill_ext_sge_inl_data(struct hns_roce_qp *qp,
return 0;
}
-static void set_extend_sge(struct hns_roce_qp *qp, const struct ib_send_wr *wr,
- unsigned int *sge_ind, unsigned int valid_num_sge)
+static void set_extend_sge(struct hns_roce_qp *qp, struct ib_sge *sge,
+ unsigned int *sge_ind, unsigned int cnt)
{
struct hns_roce_v2_wqe_data_seg *dseg;
- unsigned int cnt = valid_num_sge;
- struct ib_sge *sge = wr->sg_list;
unsigned int idx = *sge_ind;
- if (qp->ibqp.qp_type == IB_QPT_RC || qp->ibqp.qp_type == IB_QPT_UC) {
- cnt -= HNS_ROCE_SGE_IN_WQE;
- sge += HNS_ROCE_SGE_IN_WQE;
- }
-
while (cnt > 0) {
dseg = hns_roce_get_extend_sge(qp, idx & (qp->sge.sge_cnt - 1));
- set_data_seg_v2(dseg, sge);
- idx++;
+ if (likely(sge->length)) {
+ set_data_seg_v2(dseg, sge);
+ idx++;
+ cnt--;
+ }
sge++;
- cnt--;
}
*sge_ind = idx;
@@ -340,7 +335,8 @@ static int set_rwqe_data_seg(struct ib_qp *ibqp, const struct ib_send_wr *wr,
}
}
- set_extend_sge(qp, wr, sge_ind, valid_num_sge);
+ set_extend_sge(qp, wr->sg_list + i, sge_ind,
+ valid_num_sge - HNS_ROCE_SGE_IN_WQE);
}
roce_set_field(rc_sq_wqe->byte_16,
@@ -433,8 +429,6 @@ static inline int set_ud_wqe(struct hns_roce_qp *qp,
unsigned int curr_idx = *sge_idx;
int valid_num_sge;
u32 msg_len = 0;
- bool loopback;
- u8 *smac;
int ret;
valid_num_sge = calc_wr_sge_num(wr, &msg_len);
@@ -457,13 +451,6 @@ static inline int set_ud_wqe(struct hns_roce_qp *qp,
roce_set_field(ud_sq_wqe->byte_48, V2_UD_SEND_WQE_BYTE_48_DMAC_5_M,
V2_UD_SEND_WQE_BYTE_48_DMAC_5_S, ah->av.mac[5]);
- /* MAC loopback */
- smac = (u8 *)hr_dev->dev_addr[qp->port];
- loopback = ether_addr_equal_unaligned(ah->av.mac, smac) ? 1 : 0;
-
- roce_set_bit(ud_sq_wqe->byte_40,
- V2_UD_SEND_WQE_BYTE_40_LBI_S, loopback);
-
ud_sq_wqe->msg_len = cpu_to_le32(msg_len);
/* Set sig attr */
@@ -495,8 +482,6 @@ static inline int set_ud_wqe(struct hns_roce_qp *qp,
roce_set_field(ud_sq_wqe->byte_32, V2_UD_SEND_WQE_BYTE_32_DQPN_M,
V2_UD_SEND_WQE_BYTE_32_DQPN_S, ud_wr(wr)->remote_qpn);
- roce_set_field(ud_sq_wqe->byte_36, V2_UD_SEND_WQE_BYTE_36_VLAN_M,
- V2_UD_SEND_WQE_BYTE_36_VLAN_S, ah->av.vlan_id);
roce_set_field(ud_sq_wqe->byte_36, V2_UD_SEND_WQE_BYTE_36_HOPLIMIT_M,
V2_UD_SEND_WQE_BYTE_36_HOPLIMIT_S, ah->av.hop_limit);
roce_set_field(ud_sq_wqe->byte_36, V2_UD_SEND_WQE_BYTE_36_TCLASS_M,
@@ -508,14 +493,21 @@ static inline int set_ud_wqe(struct hns_roce_qp *qp,
roce_set_field(ud_sq_wqe->byte_40, V2_UD_SEND_WQE_BYTE_40_PORTN_M,
V2_UD_SEND_WQE_BYTE_40_PORTN_S, qp->port);
- roce_set_bit(ud_sq_wqe->byte_40, V2_UD_SEND_WQE_BYTE_40_UD_VLAN_EN_S,
- ah->av.vlan_en ? 1 : 0);
roce_set_field(ud_sq_wqe->byte_48, V2_UD_SEND_WQE_BYTE_48_SGID_INDX_M,
V2_UD_SEND_WQE_BYTE_48_SGID_INDX_S, ah->av.gid_index);
+ if (hr_dev->pci_dev->revision <= PCI_REVISION_ID_HIP08) {
+ roce_set_bit(ud_sq_wqe->byte_40,
+ V2_UD_SEND_WQE_BYTE_40_UD_VLAN_EN_S,
+ ah->av.vlan_en);
+ roce_set_field(ud_sq_wqe->byte_36,
+ V2_UD_SEND_WQE_BYTE_36_VLAN_M,
+ V2_UD_SEND_WQE_BYTE_36_VLAN_S, ah->av.vlan_id);
+ }
+
memcpy(&ud_sq_wqe->dgid[0], &ah->av.dgid[0], GID_LEN_V2);
- set_extend_sge(qp, wr, &curr_idx, valid_num_sge);
+ set_extend_sge(qp, wr->sg_list, &curr_idx, valid_num_sge);
*sge_idx = curr_idx;
@@ -4468,15 +4460,11 @@ static int hns_roce_v2_set_path(struct ib_qp *ibqp,
roce_set_field(qpc_mask->byte_24_mtu_tc, V2_QPC_BYTE_24_HOP_LIMIT_M,
V2_QPC_BYTE_24_HOP_LIMIT_S, 0);
- if (is_udp)
- roce_set_field(context->byte_24_mtu_tc, V2_QPC_BYTE_24_TC_M,
- V2_QPC_BYTE_24_TC_S, grh->traffic_class >> 2);
- else
- roce_set_field(context->byte_24_mtu_tc, V2_QPC_BYTE_24_TC_M,
- V2_QPC_BYTE_24_TC_S, grh->traffic_class);
-
+ roce_set_field(context->byte_24_mtu_tc, V2_QPC_BYTE_24_TC_M,
+ V2_QPC_BYTE_24_TC_S, get_tclass(&attr->ah_attr.grh));
roce_set_field(qpc_mask->byte_24_mtu_tc, V2_QPC_BYTE_24_TC_M,
V2_QPC_BYTE_24_TC_S, 0);
+
roce_set_field(context->byte_28_at_fl, V2_QPC_BYTE_28_FL_M,
V2_QPC_BYTE_28_FL_S, grh->flow_label);
roce_set_field(qpc_mask->byte_28_at_fl, V2_QPC_BYTE_28_FL_M,
diff --git a/drivers/infiniband/hw/hns/hns_roce_main.c b/drivers/infiniband/hw/hns/hns_roce_main.c
index afeffafc59f9..ae721fa61e0e 100644
--- a/drivers/infiniband/hw/hns/hns_roce_main.c
+++ b/drivers/infiniband/hw/hns/hns_roce_main.c
@@ -325,7 +325,8 @@ static int hns_roce_alloc_ucontext(struct ib_ucontext *uctx,
resp.cqe_size = hr_dev->caps.cqe_sz;
- ret = ib_copy_to_udata(udata, &resp, sizeof(resp));
+ ret = ib_copy_to_udata(udata, &resp,
+ min(udata->outlen, sizeof(resp)));
if (ret)
goto error_fail_copy_to_udata;
@@ -631,7 +632,7 @@ static int hns_roce_init_hem(struct hns_roce_dev *hr_dev)
goto err_unmap_trrl;
}
- if (hr_dev->caps.srqc_entry_sz) {
+ if (hr_dev->caps.flags & HNS_ROCE_CAP_FLAG_SRQ) {
ret = hns_roce_init_hem_table(hr_dev, &hr_dev->srq_table.table,
HEM_TYPE_SRQC,
hr_dev->caps.srqc_entry_sz,
@@ -643,7 +644,7 @@ static int hns_roce_init_hem(struct hns_roce_dev *hr_dev)
}
}
- if (hr_dev->caps.sccc_sz) {
+ if (hr_dev->caps.flags & HNS_ROCE_CAP_FLAG_QP_FLOW_CTRL) {
ret = hns_roce_init_hem_table(hr_dev,
&hr_dev->qp_table.sccc_table,
HEM_TYPE_SCCC,
@@ -687,11 +688,11 @@ static int hns_roce_init_hem(struct hns_roce_dev *hr_dev)
hns_roce_cleanup_hem_table(hr_dev, &hr_dev->qpc_timer_table);
err_unmap_ctx:
- if (hr_dev->caps.sccc_sz)
+ if (hr_dev->caps.flags & HNS_ROCE_CAP_FLAG_QP_FLOW_CTRL)
hns_roce_cleanup_hem_table(hr_dev,
&hr_dev->qp_table.sccc_table);
err_unmap_srq:
- if (hr_dev->caps.srqc_entry_sz)
+ if (hr_dev->caps.flags & HNS_ROCE_CAP_FLAG_SRQ)
hns_roce_cleanup_hem_table(hr_dev, &hr_dev->srq_table.table);
err_unmap_cq:
diff --git a/drivers/infiniband/hw/hns/hns_roce_pd.c b/drivers/infiniband/hw/hns/hns_roce_pd.c
index 98f69496adb4..f78fa1d3d807 100644
--- a/drivers/infiniband/hw/hns/hns_roce_pd.c
+++ b/drivers/infiniband/hw/hns/hns_roce_pd.c
@@ -70,16 +70,17 @@ int hns_roce_alloc_pd(struct ib_pd *ibpd, struct ib_udata *udata)
}
if (udata) {
- struct hns_roce_ib_alloc_pd_resp uresp = {.pdn = pd->pdn};
+ struct hns_roce_ib_alloc_pd_resp resp = {.pdn = pd->pdn};
- if (ib_copy_to_udata(udata, &uresp, sizeof(uresp))) {
+ ret = ib_copy_to_udata(udata, &resp,
+ min(udata->outlen, sizeof(resp)));
+ if (ret) {
hns_roce_pd_free(to_hr_dev(ib_dev), pd->pdn);
- ibdev_err(ib_dev, "failed to copy to udata\n");
- return -EFAULT;
+ ibdev_err(ib_dev, "failed to copy to udata, ret = %d\n", ret);
}
}
- return 0;
+ return ret;
}
int hns_roce_dealloc_pd(struct ib_pd *pd, struct ib_udata *udata)
diff --git a/drivers/infiniband/hw/hns/hns_roce_qp.c b/drivers/infiniband/hw/hns/hns_roce_qp.c
index 6c081dd985fc..ef1452215b17 100644
--- a/drivers/infiniband/hw/hns/hns_roce_qp.c
+++ b/drivers/infiniband/hw/hns/hns_roce_qp.c
@@ -286,7 +286,7 @@ static int alloc_qpc(struct hns_roce_dev *hr_dev, struct hns_roce_qp *hr_qp)
}
}
- if (hr_dev->caps.sccc_sz) {
+ if (hr_dev->caps.flags & HNS_ROCE_CAP_FLAG_QP_FLOW_CTRL) {
/* Alloc memory for SCC CTX */
ret = hns_roce_table_get(hr_dev, &qp_table->sccc_table,
hr_qp->qpn);
@@ -432,7 +432,12 @@ static int set_extend_sge_param(struct hns_roce_dev *hr_dev, u32 sq_wqe_cnt,
}
hr_qp->sge.sge_shift = HNS_ROCE_SGE_SHIFT;
- hr_qp->sge.sge_cnt = cnt;
+
+ /* If the number of extended sge is not zero, they MUST use the
+ * space of HNS_HW_PAGE_SIZE at least.
+ */
+ hr_qp->sge.sge_cnt = cnt ?
+ max(cnt, (u32)HNS_HW_PAGE_SIZE / HNS_ROCE_SGE_SIZE) : 0;
return 0;
}
@@ -860,9 +865,12 @@ static int set_qp_param(struct hns_roce_dev *hr_dev, struct hns_roce_qp *hr_qp,
}
if (udata) {
- if (ib_copy_from_udata(ucmd, udata, sizeof(*ucmd))) {
- ibdev_err(ibdev, "Failed to copy QP ucmd\n");
- return -EFAULT;
+ ret = ib_copy_from_udata(ucmd, udata,
+ min(udata->inlen, sizeof(*ucmd)));
+ if (ret) {
+ ibdev_err(ibdev,
+ "failed to copy QP ucmd, ret = %d\n", ret);
+ return ret;
}
ret = set_user_sq_size(hr_dev, &init_attr->cap, hr_qp, ucmd);
diff --git a/drivers/infiniband/hw/hns/hns_roce_srq.c b/drivers/infiniband/hw/hns/hns_roce_srq.c
index 8caf74e44efd..75d74f4bb52c 100644
--- a/drivers/infiniband/hw/hns/hns_roce_srq.c
+++ b/drivers/infiniband/hw/hns/hns_roce_srq.c
@@ -300,7 +300,8 @@ int hns_roce_create_srq(struct ib_srq *ib_srq,
srq->max_gs = init_attr->attr.max_sge;
if (udata) {
- ret = ib_copy_from_udata(&ucmd, udata, sizeof(ucmd));
+ ret = ib_copy_from_udata(&ucmd, udata,
+ min(udata->inlen, sizeof(ucmd)));
if (ret) {
ibdev_err(ibdev, "Failed to copy SRQ udata, err %d\n",
ret);
@@ -343,11 +344,10 @@ int hns_roce_create_srq(struct ib_srq *ib_srq,
resp.srqn = srq->srqn;
if (udata) {
- if (ib_copy_to_udata(udata, &resp,
- min(udata->outlen, sizeof(resp)))) {
- ret = -EFAULT;
+ ret = ib_copy_to_udata(udata, &resp,
+ min(udata->outlen, sizeof(resp)));
+ if (ret)
goto err_srqc_alloc;
- }
}
return 0;
diff --git a/drivers/infiniband/hw/mlx5/mr.c b/drivers/infiniband/hw/mlx5/mr.c
index b261797b258f..971694e781b6 100644
--- a/drivers/infiniband/hw/mlx5/mr.c
+++ b/drivers/infiniband/hw/mlx5/mr.c
@@ -642,6 +642,7 @@ void mlx5_mr_cache_free(struct mlx5_ib_dev *dev, struct mlx5_ib_mr *mr)
if (mlx5_mr_cache_invalidate(mr)) {
detach_mr_from_cache(mr);
destroy_mkey(dev, mr);
+ kfree(mr);
return;
}
@@ -1247,10 +1248,8 @@ static struct mlx5_ib_mr *reg_create(struct ib_mr *ibmr, struct ib_pd *pd,
}
static void set_mr_fields(struct mlx5_ib_dev *dev, struct mlx5_ib_mr *mr,
- int npages, u64 length, int access_flags)
+ u64 length, int access_flags)
{
- mr->npages = npages;
- atomic_add(npages, &dev->mdev->priv.reg_pages);
mr->ibmr.lkey = mr->mmkey.key;
mr->ibmr.rkey = mr->mmkey.key;
mr->ibmr.length = length;
@@ -1290,8 +1289,7 @@ static struct ib_mr *mlx5_ib_get_dm_mr(struct ib_pd *pd, u64 start_addr,
kfree(in);
- mr->umem = NULL;
- set_mr_fields(dev, mr, 0, length, acc);
+ set_mr_fields(dev, mr, length, acc);
return &mr->ibmr;
@@ -1419,7 +1417,9 @@ struct ib_mr *mlx5_ib_reg_user_mr(struct ib_pd *pd, u64 start, u64 length,
mlx5_ib_dbg(dev, "mkey 0x%x\n", mr->mmkey.key);
mr->umem = umem;
- set_mr_fields(dev, mr, npages, length, access_flags);
+ mr->npages = npages;
+ atomic_add(mr->npages, &dev->mdev->priv.reg_pages);
+ set_mr_fields(dev, mr, length, access_flags);
if (xlt_with_umr && !(access_flags & IB_ACCESS_ON_DEMAND)) {
/*
@@ -1531,8 +1531,6 @@ int mlx5_ib_rereg_user_mr(struct ib_mr *ib_mr, int flags, u64 start,
mlx5_ib_dbg(dev, "start 0x%llx, virt_addr 0x%llx, length 0x%llx, access_flags 0x%x\n",
start, virt_addr, length, access_flags);
- atomic_sub(mr->npages, &dev->mdev->priv.reg_pages);
-
if (!mr->umem)
return -EINVAL;
@@ -1553,12 +1551,17 @@ int mlx5_ib_rereg_user_mr(struct ib_mr *ib_mr, int flags, u64 start,
* used.
*/
flags |= IB_MR_REREG_TRANS;
+ atomic_sub(mr->npages, &dev->mdev->priv.reg_pages);
+ mr->npages = 0;
ib_umem_release(mr->umem);
mr->umem = NULL;
+
err = mr_umem_get(dev, addr, len, access_flags, &mr->umem,
&npages, &page_shift, &ncont, &order);
if (err)
goto err;
+ mr->npages = ncont;
+ atomic_add(mr->npages, &dev->mdev->priv.reg_pages);
}
if (!mlx5_ib_can_reconfig_with_umr(dev, mr->access_flags,
@@ -1609,7 +1612,7 @@ int mlx5_ib_rereg_user_mr(struct ib_mr *ib_mr, int flags, u64 start,
goto err;
}
- set_mr_fields(dev, mr, npages, len, access_flags);
+ set_mr_fields(dev, mr, len, access_flags);
return 0;
diff --git a/drivers/infiniband/hw/mthca/mthca_cq.c b/drivers/infiniband/hw/mthca/mthca_cq.c
index 119b2573c9a0..26c3408dcaca 100644
--- a/drivers/infiniband/hw/mthca/mthca_cq.c
+++ b/drivers/infiniband/hw/mthca/mthca_cq.c
@@ -604,7 +604,7 @@ static inline int mthca_poll_one(struct mthca_dev *dev,
entry->byte_len = MTHCA_ATOMIC_BYTE_LEN;
break;
default:
- entry->opcode = MTHCA_OPCODE_INVALID;
+ entry->opcode = 0xFF;
break;
}
} else {
diff --git a/drivers/infiniband/hw/mthca/mthca_dev.h b/drivers/infiniband/hw/mthca/mthca_dev.h
index 9dbbf4d16796..a445160de3e1 100644
--- a/drivers/infiniband/hw/mthca/mthca_dev.h
+++ b/drivers/infiniband/hw/mthca/mthca_dev.h
@@ -105,7 +105,6 @@ enum {
MTHCA_OPCODE_ATOMIC_CS = 0x11,
MTHCA_OPCODE_ATOMIC_FA = 0x12,
MTHCA_OPCODE_BIND_MW = 0x18,
- MTHCA_OPCODE_INVALID = 0xff
};
enum {
diff --git a/drivers/infiniband/sw/rxe/rxe_req.c b/drivers/infiniband/sw/rxe/rxe_req.c
index af3923bf0a36..d4917646641a 100644
--- a/drivers/infiniband/sw/rxe/rxe_req.c
+++ b/drivers/infiniband/sw/rxe/rxe_req.c
@@ -634,7 +634,8 @@ int rxe_requester(void *arg)
}
if (unlikely(qp_type(qp) == IB_QPT_RC &&
- qp->req.psn > (qp->comp.psn + RXE_MAX_UNACKED_PSNS))) {
+ psn_compare(qp->req.psn, (qp->comp.psn +
+ RXE_MAX_UNACKED_PSNS)) > 0)) {
qp->req.wait_psn = 1;
goto exit;
}
diff --git a/drivers/infiniband/ulp/rtrs/rtrs-clt.c b/drivers/infiniband/ulp/rtrs/rtrs-clt.c
index f298adc02acb..d54a77ebe118 100644
--- a/drivers/infiniband/ulp/rtrs/rtrs-clt.c
+++ b/drivers/infiniband/ulp/rtrs/rtrs-clt.c
@@ -1640,10 +1640,8 @@ static int rtrs_rdma_addr_resolved(struct rtrs_clt_con *con)
return err;
}
err = rdma_resolve_route(con->c.cm_id, RTRS_CONNECT_TIMEOUT_MS);
- if (err) {
+ if (err)
rtrs_err(s, "Resolving route failed, err: %d\n", err);
- destroy_con_cq_qp(con);
- }
return err;
}
@@ -1837,8 +1835,8 @@ static int rtrs_clt_rdma_cm_handler(struct rdma_cm_id *cm_id,
cm_err = rtrs_rdma_route_resolved(con);
break;
case RDMA_CM_EVENT_ESTABLISHED:
- con->cm_err = rtrs_rdma_conn_established(con, ev);
- if (likely(!con->cm_err)) {
+ cm_err = rtrs_rdma_conn_established(con, ev);
+ if (likely(!cm_err)) {
/*
* Report success and wake up. Here we abuse state_wq,
* i.e. wake up without state change, but we set cm_err.
diff --git a/drivers/infiniband/ulp/rtrs/rtrs-srv.c b/drivers/infiniband/ulp/rtrs/rtrs-srv.c
index d6f93601712e..1cb778aff3c5 100644
--- a/drivers/infiniband/ulp/rtrs/rtrs-srv.c
+++ b/drivers/infiniband/ulp/rtrs/rtrs-srv.c
@@ -1328,17 +1328,42 @@ static void rtrs_srv_dev_release(struct device *dev)
kfree(srv);
}
-static struct rtrs_srv *__alloc_srv(struct rtrs_srv_ctx *ctx,
- const uuid_t *paths_uuid)
+static void free_srv(struct rtrs_srv *srv)
+{
+ int i;
+
+ WARN_ON(refcount_read(&srv->refcount));
+ for (i = 0; i < srv->queue_depth; i++)
+ mempool_free(srv->chunks[i], chunk_pool);
+ kfree(srv->chunks);
+ mutex_destroy(&srv->paths_mutex);
+ mutex_destroy(&srv->paths_ev_mutex);
+ /* last put to release the srv structure */
+ put_device(&srv->dev);
+}
+
+static struct rtrs_srv *get_or_create_srv(struct rtrs_srv_ctx *ctx,
+ const uuid_t *paths_uuid)
{
struct rtrs_srv *srv;
int i;
+ mutex_lock(&ctx->srv_mutex);
+ list_for_each_entry(srv, &ctx->srv_list, ctx_list) {
+ if (uuid_equal(&srv->paths_uuid, paths_uuid) &&
+ refcount_inc_not_zero(&srv->refcount)) {
+ mutex_unlock(&ctx->srv_mutex);
+ return srv;
+ }
+ }
+
+ /* need to allocate a new srv */
srv = kzalloc(sizeof(*srv), GFP_KERNEL);
- if (!srv)
+ if (!srv) {
+ mutex_unlock(&ctx->srv_mutex);
return NULL;
+ }
- refcount_set(&srv->refcount, 1);
INIT_LIST_HEAD(&srv->paths_list);
mutex_init(&srv->paths_mutex);
mutex_init(&srv->paths_ev_mutex);
@@ -1347,6 +1372,8 @@ static struct rtrs_srv *__alloc_srv(struct rtrs_srv_ctx *ctx,
srv->ctx = ctx;
device_initialize(&srv->dev);
srv->dev.release = rtrs_srv_dev_release;
+ list_add(&srv->ctx_list, &ctx->srv_list);
+ mutex_unlock(&ctx->srv_mutex);
srv->chunks = kcalloc(srv->queue_depth, sizeof(*srv->chunks),
GFP_KERNEL);
@@ -1358,7 +1385,7 @@ static struct rtrs_srv *__alloc_srv(struct rtrs_srv_ctx *ctx,
if (!srv->chunks[i])
goto err_free_chunks;
}
- list_add(&srv->ctx_list, &ctx->srv_list);
+ refcount_set(&srv->refcount, 1);
return srv;
@@ -1369,52 +1396,9 @@ static struct rtrs_srv *__alloc_srv(struct rtrs_srv_ctx *ctx,
err_free_srv:
kfree(srv);
-
return NULL;
}
-static void free_srv(struct rtrs_srv *srv)
-{
- int i;
-
- WARN_ON(refcount_read(&srv->refcount));
- for (i = 0; i < srv->queue_depth; i++)
- mempool_free(srv->chunks[i], chunk_pool);
- kfree(srv->chunks);
- mutex_destroy(&srv->paths_mutex);
- mutex_destroy(&srv->paths_ev_mutex);
- /* last put to release the srv structure */
- put_device(&srv->dev);
-}
-
-static inline struct rtrs_srv *__find_srv_and_get(struct rtrs_srv_ctx *ctx,
- const uuid_t *paths_uuid)
-{
- struct rtrs_srv *srv;
-
- list_for_each_entry(srv, &ctx->srv_list, ctx_list) {
- if (uuid_equal(&srv->paths_uuid, paths_uuid) &&
- refcount_inc_not_zero(&srv->refcount))
- return srv;
- }
-
- return NULL;
-}
-
-static struct rtrs_srv *get_or_create_srv(struct rtrs_srv_ctx *ctx,
- const uuid_t *paths_uuid)
-{
- struct rtrs_srv *srv;
-
- mutex_lock(&ctx->srv_mutex);
- srv = __find_srv_and_get(ctx, paths_uuid);
- if (!srv)
- srv = __alloc_srv(ctx, paths_uuid);
- mutex_unlock(&ctx->srv_mutex);
-
- return srv;
-}
-
static void put_srv(struct rtrs_srv *srv)
{
if (refcount_dec_and_test(&srv->refcount)) {
@@ -1813,7 +1797,11 @@ static int rtrs_rdma_connect(struct rdma_cm_id *cm_id,
}
recon_cnt = le16_to_cpu(msg->recon_cnt);
srv = get_or_create_srv(ctx, &msg->paths_uuid);
- if (!srv) {
+ /*
+ * "refcount == 0" happens if a previous thread calls get_or_create_srv
+ * allocate srv, but chunks of srv are not allocated yet.
+ */
+ if (!srv || refcount_read(&srv->refcount) == 0) {
err = -ENOMEM;
goto reject_w_err;
}
diff --git a/drivers/input/keyboard/omap4-keypad.c b/drivers/input/keyboard/omap4-keypad.c
index d6c924032aaa..dd16f7b3c7ef 100644
--- a/drivers/input/keyboard/omap4-keypad.c
+++ b/drivers/input/keyboard/omap4-keypad.c
@@ -186,12 +186,8 @@ static int omap4_keypad_open(struct input_dev *input)
return 0;
}
-static void omap4_keypad_close(struct input_dev *input)
+static void omap4_keypad_stop(struct omap4_keypad *keypad_data)
{
- struct omap4_keypad *keypad_data = input_get_drvdata(input);
-
- disable_irq(keypad_data->irq);
-
/* Disable interrupts and wake-up events */
kbd_write_irqreg(keypad_data, OMAP4_KBD_IRQENABLE,
OMAP4_VAL_IRQDISABLE);
@@ -200,7 +196,15 @@ static void omap4_keypad_close(struct input_dev *input)
/* clear pending interrupts */
kbd_write_irqreg(keypad_data, OMAP4_KBD_IRQSTATUS,
kbd_read_irqreg(keypad_data, OMAP4_KBD_IRQSTATUS));
+}
+
+static void omap4_keypad_close(struct input_dev *input)
+{
+ struct omap4_keypad *keypad_data;
+ keypad_data = input_get_drvdata(input);
+ disable_irq(keypad_data->irq);
+ omap4_keypad_stop(keypad_data);
enable_irq(keypad_data->irq);
pm_runtime_put_sync(input->dev.parent);
@@ -223,13 +227,37 @@ static int omap4_keypad_parse_dt(struct device *dev,
return 0;
}
+static int omap4_keypad_check_revision(struct device *dev,
+ struct omap4_keypad *keypad_data)
+{
+ unsigned int rev;
+
+ rev = __raw_readl(keypad_data->base + OMAP4_KBD_REVISION);
+ rev &= 0x03 << 30;
+ rev >>= 30;
+ switch (rev) {
+ case KBD_REVISION_OMAP4:
+ keypad_data->reg_offset = 0x00;
+ keypad_data->irqreg_offset = 0x00;
+ break;
+ case KBD_REVISION_OMAP5:
+ keypad_data->reg_offset = 0x10;
+ keypad_data->irqreg_offset = 0x0c;
+ break;
+ default:
+ dev_err(dev, "Keypad reports unsupported revision %d", rev);
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
static int omap4_keypad_probe(struct platform_device *pdev)
{
struct omap4_keypad *keypad_data;
struct input_dev *input_dev;
struct resource *res;
unsigned int max_keys;
- int rev;
int irq;
int error;
@@ -269,41 +297,33 @@ static int omap4_keypad_probe(struct platform_device *pdev)
goto err_release_mem;
}
+ pm_runtime_enable(&pdev->dev);
/*
* Enable clocks for the keypad module so that we can read
* revision register.
*/
- pm_runtime_enable(&pdev->dev);
error = pm_runtime_get_sync(&pdev->dev);
if (error) {
dev_err(&pdev->dev, "pm_runtime_get_sync() failed\n");
- goto err_unmap;
- }
- rev = __raw_readl(keypad_data->base + OMAP4_KBD_REVISION);
- rev &= 0x03 << 30;
- rev >>= 30;
- switch (rev) {
- case KBD_REVISION_OMAP4:
- keypad_data->reg_offset = 0x00;
- keypad_data->irqreg_offset = 0x00;
- break;
- case KBD_REVISION_OMAP5:
- keypad_data->reg_offset = 0x10;
- keypad_data->irqreg_offset = 0x0c;
- break;
- default:
- dev_err(&pdev->dev,
- "Keypad reports unsupported revision %d", rev);
- error = -EINVAL;
- goto err_pm_put_sync;
+ pm_runtime_put_noidle(&pdev->dev);
+ } else {
+ error = omap4_keypad_check_revision(&pdev->dev,
+ keypad_data);
+ if (!error) {
+ /* Ensure device does not raise interrupts */
+ omap4_keypad_stop(keypad_data);
+ }
+ pm_runtime_put_sync(&pdev->dev);
}
+ if (error)
+ goto err_pm_disable;
/* input device allocation */
keypad_data->input = input_dev = input_allocate_device();
if (!input_dev) {
error = -ENOMEM;
- goto err_pm_put_sync;
+ goto err_pm_disable;
}
input_dev->name = pdev->name;
@@ -349,28 +369,25 @@ static int omap4_keypad_probe(struct platform_device *pdev)
goto err_free_keymap;
}
- device_init_wakeup(&pdev->dev, true);
- pm_runtime_put_sync(&pdev->dev);
-
error = input_register_device(keypad_data->input);
if (error < 0) {
dev_err(&pdev->dev, "failed to register input device\n");
- goto err_pm_disable;
+ goto err_free_irq;
}
+ device_init_wakeup(&pdev->dev, true);
platform_set_drvdata(pdev, keypad_data);
+
return 0;
-err_pm_disable:
- pm_runtime_disable(&pdev->dev);
+err_free_irq:
free_irq(keypad_data->irq, keypad_data);
err_free_keymap:
kfree(keypad_data->keymap);
err_free_input:
input_free_device(input_dev);
-err_pm_put_sync:
- pm_runtime_put_sync(&pdev->dev);
-err_unmap:
+err_pm_disable:
+ pm_runtime_disable(&pdev->dev);
iounmap(keypad_data->base);
err_release_mem:
release_mem_region(res->start, resource_size(res));
diff --git a/drivers/input/mouse/cyapa_gen6.c b/drivers/input/mouse/cyapa_gen6.c
index 7eba66fbef58..812edfced86e 100644
--- a/drivers/input/mouse/cyapa_gen6.c
+++ b/drivers/input/mouse/cyapa_gen6.c
@@ -573,7 +573,7 @@ static int cyapa_pip_retrieve_data_structure(struct cyapa *cyapa,
memset(&cmd, 0, sizeof(cmd));
put_unaligned_le16(PIP_OUTPUT_REPORT_ADDR, &cmd.head.addr);
- put_unaligned_le16(sizeof(cmd), &cmd.head.length - 2);
+ put_unaligned_le16(sizeof(cmd) - 2, &cmd.head.length);
cmd.head.report_id = PIP_APP_CMD_REPORT_ID;
cmd.head.cmd_code = PIP_RETRIEVE_DATA_STRUCTURE;
put_unaligned_le16(read_offset, &cmd.read_offset);
diff --git a/drivers/input/touchscreen/ads7846.c b/drivers/input/touchscreen/ads7846.c
index 8fd7fc39c4fd..ff97897feaf2 100644
--- a/drivers/input/touchscreen/ads7846.c
+++ b/drivers/input/touchscreen/ads7846.c
@@ -33,6 +33,7 @@
#include <linux/regulator/consumer.h>
#include <linux/module.h>
#include <asm/irq.h>
+#include <asm/unaligned.h>
/*
* This code has been heavily tested on a Nokia 770, and lightly
@@ -199,6 +200,26 @@ struct ads7846 {
#define REF_ON (READ_12BIT_DFR(x, 1, 1))
#define REF_OFF (READ_12BIT_DFR(y, 0, 0))
+static int get_pendown_state(struct ads7846 *ts)
+{
+ if (ts->get_pendown_state)
+ return ts->get_pendown_state();
+
+ return !gpio_get_value(ts->gpio_pendown);
+}
+
+static void ads7846_report_pen_up(struct ads7846 *ts)
+{
+ struct input_dev *input = ts->input;
+
+ input_report_key(input, BTN_TOUCH, 0);
+ input_report_abs(input, ABS_PRESSURE, 0);
+ input_sync(input);
+
+ ts->pendown = false;
+ dev_vdbg(&ts->spi->dev, "UP\n");
+}
+
/* Must be called with ts->lock held */
static void ads7846_stop(struct ads7846 *ts)
{
@@ -215,6 +236,10 @@ static void ads7846_stop(struct ads7846 *ts)
static void ads7846_restart(struct ads7846 *ts)
{
if (!ts->disabled && !ts->suspended) {
+ /* Check if pen was released since last stop */
+ if (ts->pendown && !get_pendown_state(ts))
+ ads7846_report_pen_up(ts);
+
/* Tell IRQ thread that it may poll the device. */
ts->stopped = false;
mb();
@@ -411,7 +436,7 @@ static int ads7845_read12_ser(struct device *dev, unsigned command)
if (status == 0) {
/* BE12 value, then padding */
- status = be16_to_cpu(*((u16 *)&req->sample[1]));
+ status = get_unaligned_be16(&req->sample[1]);
status = status >> 3;
status &= 0x0fff;
}
@@ -606,14 +631,6 @@ static const struct attribute_group ads784x_attr_group = {
/*--------------------------------------------------------------------------*/
-static int get_pendown_state(struct ads7846 *ts)
-{
- if (ts->get_pendown_state)
- return ts->get_pendown_state();
-
- return !gpio_get_value(ts->gpio_pendown);
-}
-
static void null_wait_for_sync(void)
{
}
@@ -786,10 +803,11 @@ static void ads7846_report_state(struct ads7846 *ts)
/* compute touch pressure resistance using equation #2 */
Rt = z2;
Rt -= z1;
- Rt *= x;
Rt *= ts->x_plate_ohms;
+ Rt = DIV_ROUND_CLOSEST(Rt, 16);
+ Rt *= x;
Rt /= z1;
- Rt = (Rt + 2047) >> 12;
+ Rt = DIV_ROUND_CLOSEST(Rt, 256);
} else {
Rt = 0;
}
@@ -868,16 +886,8 @@ static irqreturn_t ads7846_irq(int irq, void *handle)
msecs_to_jiffies(TS_POLL_PERIOD));
}
- if (ts->pendown && !ts->stopped) {
- struct input_dev *input = ts->input;
-
- input_report_key(input, BTN_TOUCH, 0);
- input_report_abs(input, ABS_PRESSURE, 0);
- input_sync(input);
-
- ts->pendown = false;
- dev_vdbg(&ts->spi->dev, "UP\n");
- }
+ if (ts->pendown && !ts->stopped)
+ ads7846_report_pen_up(ts);
return IRQ_HANDLED;
}
diff --git a/drivers/iommu/arm/arm-smmu/arm-smmu-qcom.c b/drivers/iommu/arm/arm-smmu/arm-smmu-qcom.c
index 702fbaa6c9ad..ef37ccfa8256 100644
--- a/drivers/iommu/arm/arm-smmu/arm-smmu-qcom.c
+++ b/drivers/iommu/arm/arm-smmu/arm-smmu-qcom.c
@@ -10,8 +10,15 @@
struct qcom_smmu {
struct arm_smmu_device smmu;
+ bool bypass_quirk;
+ u8 bypass_cbndx;
};
+static struct qcom_smmu *to_qcom_smmu(struct arm_smmu_device *smmu)
+{
+ return container_of(smmu, struct qcom_smmu, smmu);
+}
+
static const struct of_device_id qcom_smmu_client_of_match[] __maybe_unused = {
{ .compatible = "qcom,adreno" },
{ .compatible = "qcom,mdp4" },
@@ -23,6 +30,87 @@ static const struct of_device_id qcom_smmu_client_of_match[] __maybe_unused = {
{ }
};
+static int qcom_smmu_cfg_probe(struct arm_smmu_device *smmu)
+{
+ unsigned int last_s2cr = ARM_SMMU_GR0_S2CR(smmu->num_mapping_groups - 1);
+ struct qcom_smmu *qsmmu = to_qcom_smmu(smmu);
+ u32 reg;
+ u32 smr;
+ int i;
+
+ /*
+ * With some firmware versions writes to S2CR of type FAULT are
+ * ignored, and writing BYPASS will end up written as FAULT in the
+ * register. Perform a write to S2CR to detect if this is the case and
+ * if so reserve a context bank to emulate bypass streams.
+ */
+ reg = FIELD_PREP(ARM_SMMU_S2CR_TYPE, S2CR_TYPE_BYPASS) |
+ FIELD_PREP(ARM_SMMU_S2CR_CBNDX, 0xff) |
+ FIELD_PREP(ARM_SMMU_S2CR_PRIVCFG, S2CR_PRIVCFG_DEFAULT);
+ arm_smmu_gr0_write(smmu, last_s2cr, reg);
+ reg = arm_smmu_gr0_read(smmu, last_s2cr);
+ if (FIELD_GET(ARM_SMMU_S2CR_TYPE, reg) != S2CR_TYPE_BYPASS) {
+ qsmmu->bypass_quirk = true;
+ qsmmu->bypass_cbndx = smmu->num_context_banks - 1;
+
+ set_bit(qsmmu->bypass_cbndx, smmu->context_map);
+
+ reg = FIELD_PREP(ARM_SMMU_CBAR_TYPE, CBAR_TYPE_S1_TRANS_S2_BYPASS);
+ arm_smmu_gr1_write(smmu, ARM_SMMU_GR1_CBAR(qsmmu->bypass_cbndx), reg);
+ }
+
+ for (i = 0; i < smmu->num_mapping_groups; i++) {
+ smr = arm_smmu_gr0_read(smmu, ARM_SMMU_GR0_SMR(i));
+
+ if (FIELD_GET(ARM_SMMU_SMR_VALID, smr)) {
+ smmu->smrs[i].id = FIELD_GET(ARM_SMMU_SMR_ID, smr);
+ smmu->smrs[i].mask = FIELD_GET(ARM_SMMU_SMR_MASK, smr);
+ smmu->smrs[i].valid = true;
+
+ smmu->s2crs[i].type = S2CR_TYPE_BYPASS;
+ smmu->s2crs[i].privcfg = S2CR_PRIVCFG_DEFAULT;
+ smmu->s2crs[i].cbndx = 0xff;
+ }
+ }
+
+ return 0;
+}
+
+static void qcom_smmu_write_s2cr(struct arm_smmu_device *smmu, int idx)
+{
+ struct arm_smmu_s2cr *s2cr = smmu->s2crs + idx;
+ struct qcom_smmu *qsmmu = to_qcom_smmu(smmu);
+ u32 cbndx = s2cr->cbndx;
+ u32 type = s2cr->type;
+ u32 reg;
+
+ if (qsmmu->bypass_quirk) {
+ if (type == S2CR_TYPE_BYPASS) {
+ /*
+ * Firmware with quirky S2CR handling will substitute
+ * BYPASS writes with FAULT, so point the stream to the
+ * reserved context bank and ask for translation on the
+ * stream
+ */
+ type = S2CR_TYPE_TRANS;
+ cbndx = qsmmu->bypass_cbndx;
+ } else if (type == S2CR_TYPE_FAULT) {
+ /*
+ * Firmware with quirky S2CR handling will ignore FAULT
+ * writes, so trick it to write FAULT by asking for a
+ * BYPASS.
+ */
+ type = S2CR_TYPE_BYPASS;
+ cbndx = 0xff;
+ }
+ }
+
+ reg = FIELD_PREP(ARM_SMMU_S2CR_TYPE, type) |
+ FIELD_PREP(ARM_SMMU_S2CR_CBNDX, cbndx) |
+ FIELD_PREP(ARM_SMMU_S2CR_PRIVCFG, s2cr->privcfg);
+ arm_smmu_gr0_write(smmu, ARM_SMMU_GR0_S2CR(idx), reg);
+}
+
static int qcom_smmu_def_domain_type(struct device *dev)
{
const struct of_device_id *match =
@@ -61,8 +149,10 @@ static int qcom_smmu500_reset(struct arm_smmu_device *smmu)
}
static const struct arm_smmu_impl qcom_smmu_impl = {
+ .cfg_probe = qcom_smmu_cfg_probe,
.def_domain_type = qcom_smmu_def_domain_type,
.reset = qcom_smmu500_reset,
+ .write_s2cr = qcom_smmu_write_s2cr,
};
struct arm_smmu_device *qcom_smmu_impl_init(struct arm_smmu_device *smmu)
diff --git a/drivers/iommu/arm/arm-smmu/arm-smmu.c b/drivers/iommu/arm/arm-smmu/arm-smmu.c
index dad7fa86fbd4..bcbacf22331d 100644
--- a/drivers/iommu/arm/arm-smmu/arm-smmu.c
+++ b/drivers/iommu/arm/arm-smmu/arm-smmu.c
@@ -929,9 +929,16 @@ static void arm_smmu_write_smr(struct arm_smmu_device *smmu, int idx)
static void arm_smmu_write_s2cr(struct arm_smmu_device *smmu, int idx)
{
struct arm_smmu_s2cr *s2cr = smmu->s2crs + idx;
- u32 reg = FIELD_PREP(ARM_SMMU_S2CR_TYPE, s2cr->type) |
- FIELD_PREP(ARM_SMMU_S2CR_CBNDX, s2cr->cbndx) |
- FIELD_PREP(ARM_SMMU_S2CR_PRIVCFG, s2cr->privcfg);
+ u32 reg;
+
+ if (smmu->impl && smmu->impl->write_s2cr) {
+ smmu->impl->write_s2cr(smmu, idx);
+ return;
+ }
+
+ reg = FIELD_PREP(ARM_SMMU_S2CR_TYPE, s2cr->type) |
+ FIELD_PREP(ARM_SMMU_S2CR_CBNDX, s2cr->cbndx) |
+ FIELD_PREP(ARM_SMMU_S2CR_PRIVCFG, s2cr->privcfg);
if (smmu->features & ARM_SMMU_FEAT_EXIDS && smmu->smrs &&
smmu->smrs[idx].valid)
diff --git a/drivers/iommu/arm/arm-smmu/arm-smmu.h b/drivers/iommu/arm/arm-smmu/arm-smmu.h
index 1a746476927c..b71647eaa319 100644
--- a/drivers/iommu/arm/arm-smmu/arm-smmu.h
+++ b/drivers/iommu/arm/arm-smmu/arm-smmu.h
@@ -436,6 +436,7 @@ struct arm_smmu_impl {
int (*alloc_context_bank)(struct arm_smmu_domain *smmu_domain,
struct arm_smmu_device *smmu,
struct device *dev, int start);
+ void (*write_s2cr)(struct arm_smmu_device *smmu, int idx);
};
#define INVALID_SMENDX -1
diff --git a/drivers/iommu/intel/iommu.c b/drivers/iommu/intel/iommu.c
index a49afa11673c..c9da9e93f545 100644
--- a/drivers/iommu/intel/iommu.c
+++ b/drivers/iommu/intel/iommu.c
@@ -5387,6 +5387,7 @@ static void intel_iommu_aux_detach_device(struct iommu_domain *domain,
aux_domain_remove_dev(to_dmar_domain(domain), dev);
}
+#ifdef CONFIG_INTEL_IOMMU_SVM
/*
* 2D array for converting and sanitizing IOMMU generic TLB granularity to
* VT-d granularity. Invalidation is typically included in the unmap operation
@@ -5433,7 +5434,6 @@ static inline u64 to_vtd_size(u64 granu_size, u64 nr_granules)
return order_base_2(nr_pages);
}
-#ifdef CONFIG_INTEL_IOMMU_SVM
static int
intel_iommu_sva_invalidate(struct iommu_domain *domain, struct device *dev,
struct iommu_cache_invalidate_info *inv_info)
diff --git a/drivers/irqchip/irq-alpine-msi.c b/drivers/irqchip/irq-alpine-msi.c
index 23a3b877f7f1..ede02dc2bcd0 100644
--- a/drivers/irqchip/irq-alpine-msi.c
+++ b/drivers/irqchip/irq-alpine-msi.c
@@ -165,8 +165,7 @@ static int alpine_msix_middle_domain_alloc(struct irq_domain *domain,
return 0;
err_sgi:
- while (--i >= 0)
- irq_domain_free_irqs_parent(domain, virq, i);
+ irq_domain_free_irqs_parent(domain, virq, i - 1);
alpine_msix_free_sgi(priv, sgi, nr_irqs);
return err;
}
diff --git a/drivers/irqchip/irq-ti-sci-inta.c b/drivers/irqchip/irq-ti-sci-inta.c
index b2ab8db439d9..532d0ae172d9 100644
--- a/drivers/irqchip/irq-ti-sci-inta.c
+++ b/drivers/irqchip/irq-ti-sci-inta.c
@@ -726,7 +726,7 @@ static int ti_sci_inta_irq_domain_probe(struct platform_device *pdev)
INIT_LIST_HEAD(&inta->vint_list);
mutex_init(&inta->vint_mutex);
- dev_info(dev, "Interrupt Aggregator domain %d created\n", pdev->id);
+ dev_info(dev, "Interrupt Aggregator domain %d created\n", inta->ti_sci_id);
return 0;
}
diff --git a/drivers/irqchip/irq-ti-sci-intr.c b/drivers/irqchip/irq-ti-sci-intr.c
index ac9d6d658e65..fe8fad22bcf9 100644
--- a/drivers/irqchip/irq-ti-sci-intr.c
+++ b/drivers/irqchip/irq-ti-sci-intr.c
@@ -129,7 +129,7 @@ static void ti_sci_intr_irq_domain_free(struct irq_domain *domain,
* @virq: Corresponding Linux virtual IRQ number
* @hwirq: Corresponding hwirq for the IRQ within this IRQ domain
*
- * Returns parent irq if all went well else appropriate error pointer.
+ * Returns intr output irq if all went well else appropriate error pointer.
*/
static int ti_sci_intr_alloc_parent_irq(struct irq_domain *domain,
unsigned int virq, u32 hwirq)
@@ -173,7 +173,7 @@ static int ti_sci_intr_alloc_parent_irq(struct irq_domain *domain,
if (err)
goto err_msg;
- return p_hwirq;
+ return out_irq;
err_msg:
irq_domain_free_irqs_parent(domain, virq, 1);
@@ -198,19 +198,19 @@ static int ti_sci_intr_irq_domain_alloc(struct irq_domain *domain,
struct irq_fwspec *fwspec = data;
unsigned long hwirq;
unsigned int flags;
- int err, p_hwirq;
+ int err, out_irq;
err = ti_sci_intr_irq_domain_translate(domain, fwspec, &hwirq, &flags);
if (err)
return err;
- p_hwirq = ti_sci_intr_alloc_parent_irq(domain, virq, hwirq);
- if (p_hwirq < 0)
- return p_hwirq;
+ out_irq = ti_sci_intr_alloc_parent_irq(domain, virq, hwirq);
+ if (out_irq < 0)
+ return out_irq;
irq_domain_set_hwirq_and_chip(domain, virq, hwirq,
&ti_sci_intr_irq_chip,
- (void *)(uintptr_t)p_hwirq);
+ (void *)(uintptr_t)out_irq);
return 0;
}
diff --git a/drivers/irqchip/qcom-pdc.c b/drivers/irqchip/qcom-pdc.c
index bd39e9de6ecf..5dc63c20b67e 100644
--- a/drivers/irqchip/qcom-pdc.c
+++ b/drivers/irqchip/qcom-pdc.c
@@ -159,6 +159,8 @@ static int qcom_pdc_gic_set_type(struct irq_data *d, unsigned int type)
{
int pin_out = d->hwirq;
enum pdc_irq_config_bits pdc_type;
+ enum pdc_irq_config_bits old_pdc_type;
+ int ret;
if (pin_out == GPIO_NO_WAKE_IRQ)
return 0;
@@ -187,9 +189,26 @@ static int qcom_pdc_gic_set_type(struct irq_data *d, unsigned int type)
return -EINVAL;
}
+ old_pdc_type = pdc_reg_read(IRQ_i_CFG, pin_out);
pdc_reg_write(IRQ_i_CFG, pin_out, pdc_type);
- return irq_chip_set_type_parent(d, type);
+ ret = irq_chip_set_type_parent(d, type);
+ if (ret)
+ return ret;
+
+ /*
+ * When we change types the PDC can give a phantom interrupt.
+ * Clear it. Specifically the phantom shows up when reconfiguring
+ * polarity of interrupt without changing the state of the signal
+ * but let's be consistent and clear it always.
+ *
+ * Doing this works because we have IRQCHIP_SET_TYPE_MASKED so the
+ * interrupt will be cleared before the rest of the system sees it.
+ */
+ if (old_pdc_type != pdc_type)
+ irq_chip_set_parent_state(d, IRQCHIP_STATE_PENDING, false);
+
+ return 0;
}
static struct irq_chip qcom_pdc_gic_chip = {
diff --git a/drivers/leds/leds-lp50xx.c b/drivers/leds/leds-lp50xx.c
index 5fb4f24aeb2e..f13117eed976 100644
--- a/drivers/leds/leds-lp50xx.c
+++ b/drivers/leds/leds-lp50xx.c
@@ -487,8 +487,10 @@ static int lp50xx_probe_dt(struct lp50xx *priv)
*/
mc_led_info = devm_kcalloc(priv->dev, LP50XX_LEDS_PER_MODULE,
sizeof(*mc_led_info), GFP_KERNEL);
- if (!mc_led_info)
- return -ENOMEM;
+ if (!mc_led_info) {
+ ret = -ENOMEM;
+ goto child_out;
+ }
fwnode_for_each_child_node(child, led_node) {
ret = fwnode_property_read_u32(led_node, "color",
diff --git a/drivers/leds/leds-netxbig.c b/drivers/leds/leds-netxbig.c
index e6fd47365b58..68fbf0b66fad 100644
--- a/drivers/leds/leds-netxbig.c
+++ b/drivers/leds/leds-netxbig.c
@@ -448,31 +448,39 @@ static int netxbig_leds_get_of_pdata(struct device *dev,
gpio_ext = devm_kzalloc(dev, sizeof(*gpio_ext), GFP_KERNEL);
if (!gpio_ext) {
of_node_put(gpio_ext_np);
- return -ENOMEM;
+ ret = -ENOMEM;
+ goto put_device;
}
ret = netxbig_gpio_ext_get(dev, gpio_ext_dev, gpio_ext);
of_node_put(gpio_ext_np);
if (ret)
- return ret;
+ goto put_device;
pdata->gpio_ext = gpio_ext;
/* Timers (optional) */
ret = of_property_count_u32_elems(np, "timers");
if (ret > 0) {
- if (ret % 3)
- return -EINVAL;
+ if (ret % 3) {
+ ret = -EINVAL;
+ goto put_device;
+ }
+
num_timers = ret / 3;
timers = devm_kcalloc(dev, num_timers, sizeof(*timers),
GFP_KERNEL);
- if (!timers)
- return -ENOMEM;
+ if (!timers) {
+ ret = -ENOMEM;
+ goto put_device;
+ }
for (i = 0; i < num_timers; i++) {
u32 tmp;
of_property_read_u32_index(np, "timers", 3 * i,
&timers[i].mode);
- if (timers[i].mode >= NETXBIG_LED_MODE_NUM)
- return -EINVAL;
+ if (timers[i].mode >= NETXBIG_LED_MODE_NUM) {
+ ret = -EINVAL;
+ goto put_device;
+ }
of_property_read_u32_index(np, "timers",
3 * i + 1, &tmp);
timers[i].delay_on = tmp;
@@ -488,12 +496,15 @@ static int netxbig_leds_get_of_pdata(struct device *dev,
num_leds = of_get_available_child_count(np);
if (!num_leds) {
dev_err(dev, "No LED subnodes found in DT\n");
- return -ENODEV;
+ ret = -ENODEV;
+ goto put_device;
}
leds = devm_kcalloc(dev, num_leds, sizeof(*leds), GFP_KERNEL);
- if (!leds)
- return -ENOMEM;
+ if (!leds) {
+ ret = -ENOMEM;
+ goto put_device;
+ }
led = leds;
for_each_available_child_of_node(np, child) {
@@ -574,6 +585,8 @@ static int netxbig_leds_get_of_pdata(struct device *dev,
err_node_put:
of_node_put(child);
+put_device:
+ put_device(gpio_ext_dev);
return ret;
}
diff --git a/drivers/leds/leds-turris-omnia.c b/drivers/leds/leds-turris-omnia.c
index 8c5bdc3847ee..880fc8def530 100644
--- a/drivers/leds/leds-turris-omnia.c
+++ b/drivers/leds/leds-turris-omnia.c
@@ -98,9 +98,9 @@ static int omnia_led_register(struct i2c_client *client, struct omnia_led *led,
}
ret = of_property_read_u32(np, "color", &color);
- if (ret || color != LED_COLOR_ID_MULTI) {
+ if (ret || color != LED_COLOR_ID_RGB) {
dev_warn(dev,
- "Node %pOF: must contain 'color' property with value LED_COLOR_ID_MULTI\n",
+ "Node %pOF: must contain 'color' property with value LED_COLOR_ID_RGB\n",
np);
return 0;
}
diff --git a/drivers/macintosh/adb-iop.c b/drivers/macintosh/adb-iop.c
index f3d1a460fbce..0ee327249150 100644
--- a/drivers/macintosh/adb-iop.c
+++ b/drivers/macintosh/adb-iop.c
@@ -25,6 +25,7 @@
static struct adb_request *current_req;
static struct adb_request *last_req;
static unsigned int autopoll_devs;
+static u8 autopoll_addr;
static enum adb_iop_state {
idle,
@@ -41,6 +42,11 @@ static int adb_iop_autopoll(int);
static void adb_iop_poll(void);
static int adb_iop_reset_bus(void);
+/* ADB command byte structure */
+#define ADDR_MASK 0xF0
+#define OP_MASK 0x0C
+#define TALK 0x0C
+
struct adb_driver adb_iop_driver = {
.name = "ISM IOP",
.probe = adb_iop_probe,
@@ -78,10 +84,7 @@ static void adb_iop_complete(struct iop_msg *msg)
local_irq_save(flags);
- if (current_req->reply_expected)
- adb_iop_state = awaiting_reply;
- else
- adb_iop_done();
+ adb_iop_state = awaiting_reply;
local_irq_restore(flags);
}
@@ -89,38 +92,52 @@ static void adb_iop_complete(struct iop_msg *msg)
/*
* Listen for ADB messages from the IOP.
*
- * This will be called when unsolicited messages (usually replies to TALK
- * commands or autopoll packets) are received.
+ * This will be called when unsolicited IOP messages are received.
+ * These IOP messages can carry ADB autopoll responses and also occur
+ * after explicit ADB commands.
*/
static void adb_iop_listen(struct iop_msg *msg)
{
struct adb_iopmsg *amsg = (struct adb_iopmsg *)msg->message;
+ u8 addr = (amsg->cmd & ADDR_MASK) >> 4;
+ u8 op = amsg->cmd & OP_MASK;
unsigned long flags;
bool req_done = false;
local_irq_save(flags);
- /* Handle a timeout. Timeout packets seem to occur even after
- * we've gotten a valid reply to a TALK, presumably because of
- * autopolling.
+ /* Responses to Talk commands may be unsolicited as they are
+ * produced when the IOP polls devices. They are mostly timeouts.
*/
-
- if (amsg->flags & ADB_IOP_EXPLICIT) {
+ if (op == TALK && ((1 << addr) & autopoll_devs))
+ autopoll_addr = addr;
+
+ switch (amsg->flags & (ADB_IOP_EXPLICIT |
+ ADB_IOP_AUTOPOLL |
+ ADB_IOP_TIMEOUT)) {
+ case ADB_IOP_EXPLICIT:
+ case ADB_IOP_EXPLICIT | ADB_IOP_TIMEOUT:
if (adb_iop_state == awaiting_reply) {
struct adb_request *req = current_req;
- req->reply_len = amsg->count + 1;
- memcpy(req->reply, &amsg->cmd, req->reply_len);
+ if (req->reply_expected) {
+ req->reply_len = amsg->count + 1;
+ memcpy(req->reply, &amsg->cmd, req->reply_len);
+ }
req_done = true;
}
- } else if (!(amsg->flags & ADB_IOP_TIMEOUT)) {
- adb_input(&amsg->cmd, amsg->count + 1,
- amsg->flags & ADB_IOP_AUTOPOLL);
+ break;
+ case ADB_IOP_AUTOPOLL:
+ if (((1 << addr) & autopoll_devs) &&
+ amsg->cmd == ADB_READREG(addr, 0))
+ adb_input(&amsg->cmd, amsg->count + 1, 1);
+ break;
}
-
- msg->reply[0] = autopoll_devs ? ADB_IOP_AUTOPOLL : 0;
+ msg->reply[0] = autopoll_addr ? ADB_IOP_AUTOPOLL : 0;
+ msg->reply[1] = 0;
+ msg->reply[2] = autopoll_addr ? ADB_READREG(autopoll_addr, 0) : 0;
iop_complete_message(msg);
if (req_done)
@@ -233,6 +250,9 @@ static void adb_iop_set_ap_complete(struct iop_msg *msg)
struct adb_iopmsg *amsg = (struct adb_iopmsg *)msg->message;
autopoll_devs = (amsg->data[1] << 8) | amsg->data[0];
+ if (autopoll_devs & (1 << autopoll_addr))
+ return;
+ autopoll_addr = autopoll_devs ? (ffs(autopoll_devs) - 1) : 0;
}
static int adb_iop_autopoll(int devs)
diff --git a/drivers/mailbox/arm_mhu_db.c b/drivers/mailbox/arm_mhu_db.c
index 275efe4cca0c..8eb66c4ecf5b 100644
--- a/drivers/mailbox/arm_mhu_db.c
+++ b/drivers/mailbox/arm_mhu_db.c
@@ -180,7 +180,7 @@ static void mhu_db_shutdown(struct mbox_chan *chan)
/* Reset channel */
mhu_db_mbox_clear_irq(chan);
- kfree(chan->con_priv);
+ devm_kfree(mbox->dev, chan->con_priv);
chan->con_priv = NULL;
}
diff --git a/drivers/md/dm-ioctl.c b/drivers/md/dm-ioctl.c
index cd0478d44058..5e306bba4375 100644
--- a/drivers/md/dm-ioctl.c
+++ b/drivers/md/dm-ioctl.c
@@ -1600,6 +1600,7 @@ static int target_message(struct file *filp, struct dm_ioctl *param, size_t para
if (!argc) {
DMWARN("Empty message received.");
+ r = -EINVAL;
goto out_argv;
}
diff --git a/drivers/md/md-cluster.c b/drivers/md/md-cluster.c
index 4aaf4820b6f6..f0e64e76fd79 100644
--- a/drivers/md/md-cluster.c
+++ b/drivers/md/md-cluster.c
@@ -664,9 +664,27 @@ static void recv_daemon(struct md_thread *thread)
* Takes the lock on the TOKEN lock resource so no other
* node can communicate while the operation is underway.
*/
-static int lock_token(struct md_cluster_info *cinfo, bool mddev_locked)
+static int lock_token(struct md_cluster_info *cinfo)
{
- int error, set_bit = 0;
+ int error;
+
+ error = dlm_lock_sync(cinfo->token_lockres, DLM_LOCK_EX);
+ if (error) {
+ pr_err("md-cluster(%s:%d): failed to get EX on TOKEN (%d)\n",
+ __func__, __LINE__, error);
+ } else {
+ /* Lock the receive sequence */
+ mutex_lock(&cinfo->recv_mutex);
+ }
+ return error;
+}
+
+/* lock_comm()
+ * Sets the MD_CLUSTER_SEND_LOCK bit to lock the send channel.
+ */
+static int lock_comm(struct md_cluster_info *cinfo, bool mddev_locked)
+{
+ int rv, set_bit = 0;
struct mddev *mddev = cinfo->mddev;
/*
@@ -677,34 +695,19 @@ static int lock_token(struct md_cluster_info *cinfo, bool mddev_locked)
*/
if (mddev_locked && !test_bit(MD_CLUSTER_HOLDING_MUTEX_FOR_RECVD,
&cinfo->state)) {
- error = test_and_set_bit_lock(MD_CLUSTER_HOLDING_MUTEX_FOR_RECVD,
+ rv = test_and_set_bit_lock(MD_CLUSTER_HOLDING_MUTEX_FOR_RECVD,
&cinfo->state);
- WARN_ON_ONCE(error);
+ WARN_ON_ONCE(rv);
md_wakeup_thread(mddev->thread);
set_bit = 1;
}
- error = dlm_lock_sync(cinfo->token_lockres, DLM_LOCK_EX);
- if (set_bit)
- clear_bit_unlock(MD_CLUSTER_HOLDING_MUTEX_FOR_RECVD, &cinfo->state);
- if (error)
- pr_err("md-cluster(%s:%d): failed to get EX on TOKEN (%d)\n",
- __func__, __LINE__, error);
-
- /* Lock the receive sequence */
- mutex_lock(&cinfo->recv_mutex);
- return error;
-}
-
-/* lock_comm()
- * Sets the MD_CLUSTER_SEND_LOCK bit to lock the send channel.
- */
-static int lock_comm(struct md_cluster_info *cinfo, bool mddev_locked)
-{
wait_event(cinfo->wait,
!test_and_set_bit(MD_CLUSTER_SEND_LOCK, &cinfo->state));
-
- return lock_token(cinfo, mddev_locked);
+ rv = lock_token(cinfo);
+ if (set_bit)
+ clear_bit_unlock(MD_CLUSTER_HOLDING_MUTEX_FOR_RECVD, &cinfo->state);
+ return rv;
}
static void unlock_comm(struct md_cluster_info *cinfo)
@@ -784,9 +787,11 @@ static int sendmsg(struct md_cluster_info *cinfo, struct cluster_msg *cmsg,
{
int ret;
- lock_comm(cinfo, mddev_locked);
- ret = __sendmsg(cinfo, cmsg);
- unlock_comm(cinfo);
+ ret = lock_comm(cinfo, mddev_locked);
+ if (!ret) {
+ ret = __sendmsg(cinfo, cmsg);
+ unlock_comm(cinfo);
+ }
return ret;
}
@@ -1061,7 +1066,7 @@ static int metadata_update_start(struct mddev *mddev)
return 0;
}
- ret = lock_token(cinfo, 1);
+ ret = lock_token(cinfo);
clear_bit_unlock(MD_CLUSTER_HOLDING_MUTEX_FOR_RECVD, &cinfo->state);
return ret;
}
@@ -1255,7 +1260,10 @@ static void update_size(struct mddev *mddev, sector_t old_dev_sectors)
int raid_slot = -1;
md_update_sb(mddev, 1);
- lock_comm(cinfo, 1);
+ if (lock_comm(cinfo, 1)) {
+ pr_err("%s: lock_comm failed\n", __func__);
+ return;
+ }
memset(&cmsg, 0, sizeof(cmsg));
cmsg.type = cpu_to_le32(METADATA_UPDATED);
@@ -1407,7 +1415,8 @@ static int add_new_disk(struct mddev *mddev, struct md_rdev *rdev)
cmsg.type = cpu_to_le32(NEWDISK);
memcpy(cmsg.uuid, uuid, 16);
cmsg.raid_slot = cpu_to_le32(rdev->desc_nr);
- lock_comm(cinfo, 1);
+ if (lock_comm(cinfo, 1))
+ return -EAGAIN;
ret = __sendmsg(cinfo, &cmsg);
if (ret) {
unlock_comm(cinfo);
diff --git a/drivers/md/md.c b/drivers/md/md.c
index 4136bd814289..3be74cf3635f 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -6948,8 +6948,10 @@ static int hot_remove_disk(struct mddev *mddev, dev_t dev)
goto busy;
kick_rdev:
- if (mddev_is_clustered(mddev))
- md_cluster_ops->remove_disk(mddev, rdev);
+ if (mddev_is_clustered(mddev)) {
+ if (md_cluster_ops->remove_disk(mddev, rdev))
+ goto busy;
+ }
md_kick_rdev_from_array(rdev);
set_bit(MD_SB_CHANGE_DEVS, &mddev->sb_flags);
@@ -7278,6 +7280,7 @@ static int update_raid_disks(struct mddev *mddev, int raid_disks)
return -EINVAL;
if (mddev->sync_thread ||
test_bit(MD_RECOVERY_RUNNING, &mddev->recovery) ||
+ test_bit(MD_RESYNCING_REMOTE, &mddev->recovery) ||
mddev->reshape_position != MaxSector)
return -EBUSY;
@@ -9645,8 +9648,11 @@ static void check_sb_changes(struct mddev *mddev, struct md_rdev *rdev)
}
}
- if (mddev->raid_disks != le32_to_cpu(sb->raid_disks))
- update_raid_disks(mddev, le32_to_cpu(sb->raid_disks));
+ if (mddev->raid_disks != le32_to_cpu(sb->raid_disks)) {
+ ret = update_raid_disks(mddev, le32_to_cpu(sb->raid_disks));
+ if (ret)
+ pr_warn("md: updating array disks failed. %d\n", ret);
+ }
/*
* Since mddev->delta_disks has already updated in update_raid_disks,
diff --git a/drivers/media/common/siano/smsdvb-main.c b/drivers/media/common/siano/smsdvb-main.c
index 88f90dfd368b..ae17407e477a 100644
--- a/drivers/media/common/siano/smsdvb-main.c
+++ b/drivers/media/common/siano/smsdvb-main.c
@@ -1169,12 +1169,15 @@ static int smsdvb_hotplug(struct smscore_device_t *coredev,
rc = dvb_create_media_graph(&client->adapter, true);
if (rc < 0) {
pr_err("dvb_create_media_graph failed %d\n", rc);
- goto client_error;
+ goto media_graph_error;
}
pr_info("DVB interface registered.\n");
return 0;
+media_graph_error:
+ smsdvb_debugfs_release(client);
+
client_error:
dvb_unregister_frontend(&client->frontend);
diff --git a/drivers/media/i2c/imx214.c b/drivers/media/i2c/imx214.c
index 1ef5af9a8c8b..cee1a4817af9 100644
--- a/drivers/media/i2c/imx214.c
+++ b/drivers/media/i2c/imx214.c
@@ -786,7 +786,7 @@ static int imx214_s_stream(struct v4l2_subdev *subdev, int enable)
if (ret < 0)
goto err_rpm_put;
} else {
- ret = imx214_start_streaming(imx214);
+ ret = imx214_stop_streaming(imx214);
if (ret < 0)
goto err_rpm_put;
pm_runtime_put(imx214->dev);
diff --git a/drivers/media/i2c/imx219.c b/drivers/media/i2c/imx219.c
index 1cee45e35355..0ae66091a696 100644
--- a/drivers/media/i2c/imx219.c
+++ b/drivers/media/i2c/imx219.c
@@ -473,8 +473,8 @@ static const struct imx219_mode supported_modes[] = {
.width = 3280,
.height = 2464,
.crop = {
- .left = 0,
- .top = 0,
+ .left = IMX219_PIXEL_ARRAY_LEFT,
+ .top = IMX219_PIXEL_ARRAY_TOP,
.width = 3280,
.height = 2464
},
@@ -489,8 +489,8 @@ static const struct imx219_mode supported_modes[] = {
.width = 1920,
.height = 1080,
.crop = {
- .left = 680,
- .top = 692,
+ .left = 688,
+ .top = 700,
.width = 1920,
.height = 1080
},
@@ -505,8 +505,8 @@ static const struct imx219_mode supported_modes[] = {
.width = 1640,
.height = 1232,
.crop = {
- .left = 0,
- .top = 0,
+ .left = IMX219_PIXEL_ARRAY_LEFT,
+ .top = IMX219_PIXEL_ARRAY_TOP,
.width = 3280,
.height = 2464
},
@@ -521,8 +521,8 @@ static const struct imx219_mode supported_modes[] = {
.width = 640,
.height = 480,
.crop = {
- .left = 1000,
- .top = 752,
+ .left = 1008,
+ .top = 760,
.width = 1280,
.height = 960
},
@@ -1008,6 +1008,7 @@ static int imx219_get_selection(struct v4l2_subdev *sd,
return 0;
case V4L2_SEL_TGT_CROP_DEFAULT:
+ case V4L2_SEL_TGT_CROP_BOUNDS:
sel->r.top = IMX219_PIXEL_ARRAY_TOP;
sel->r.left = IMX219_PIXEL_ARRAY_LEFT;
sel->r.width = IMX219_PIXEL_ARRAY_WIDTH;
diff --git a/drivers/media/i2c/max2175.c b/drivers/media/i2c/max2175.c
index 03b4ed3a61b8..661208c9bfc5 100644
--- a/drivers/media/i2c/max2175.c
+++ b/drivers/media/i2c/max2175.c
@@ -503,7 +503,7 @@ static void max2175_set_bbfilter(struct max2175 *ctx)
}
}
-static bool max2175_set_csm_mode(struct max2175 *ctx,
+static int max2175_set_csm_mode(struct max2175 *ctx,
enum max2175_csm_mode new_mode)
{
int ret = max2175_poll_csm_ready(ctx);
diff --git a/drivers/media/i2c/max9271.c b/drivers/media/i2c/max9271.c
index 0f6f7a092a46..c247db569bab 100644
--- a/drivers/media/i2c/max9271.c
+++ b/drivers/media/i2c/max9271.c
@@ -223,12 +223,12 @@ int max9271_enable_gpios(struct max9271_device *dev, u8 gpio_mask)
{
int ret;
- ret = max9271_read(dev, 0x0f);
+ ret = max9271_read(dev, 0x0e);
if (ret < 0)
return 0;
/* BIT(0) reserved: GPO is always enabled. */
- ret |= gpio_mask | BIT(0);
+ ret |= (gpio_mask & ~BIT(0));
ret = max9271_write(dev, 0x0e, ret);
if (ret < 0) {
dev_err(&dev->client->dev, "Failed to enable gpio (%d)\n", ret);
@@ -245,12 +245,12 @@ int max9271_disable_gpios(struct max9271_device *dev, u8 gpio_mask)
{
int ret;
- ret = max9271_read(dev, 0x0f);
+ ret = max9271_read(dev, 0x0e);
if (ret < 0)
return 0;
/* BIT(0) reserved: GPO cannot be disabled */
- ret &= (~gpio_mask | BIT(0));
+ ret &= ~(gpio_mask | BIT(0));
ret = max9271_write(dev, 0x0e, ret);
if (ret < 0) {
dev_err(&dev->client->dev, "Failed to disable gpio (%d)\n", ret);
diff --git a/drivers/media/i2c/ov5640.c b/drivers/media/i2c/ov5640.c
index 8d0254d0e5ea..8f0812e85901 100644
--- a/drivers/media/i2c/ov5640.c
+++ b/drivers/media/i2c/ov5640.c
@@ -1216,20 +1216,6 @@ static int ov5640_set_autogain(struct ov5640_dev *sensor, bool on)
BIT(1), on ? 0 : BIT(1));
}
-static int ov5640_set_stream_bt656(struct ov5640_dev *sensor, bool on)
-{
- int ret;
-
- ret = ov5640_write_reg(sensor, OV5640_REG_CCIR656_CTRL00,
- on ? 0x1 : 0x00);
- if (ret)
- return ret;
-
- return ov5640_write_reg(sensor, OV5640_REG_SYS_CTRL0, on ?
- OV5640_REG_SYS_CTRL0_SW_PWUP :
- OV5640_REG_SYS_CTRL0_SW_PWDN);
-}
-
static int ov5640_set_stream_dvp(struct ov5640_dev *sensor, bool on)
{
return ov5640_write_reg(sensor, OV5640_REG_SYS_CTRL0, on ?
@@ -1994,13 +1980,13 @@ static int ov5640_set_power_mipi(struct ov5640_dev *sensor, bool on)
static int ov5640_set_power_dvp(struct ov5640_dev *sensor, bool on)
{
unsigned int flags = sensor->ep.bus.parallel.flags;
- u8 pclk_pol = 0;
- u8 hsync_pol = 0;
- u8 vsync_pol = 0;
+ bool bt656 = sensor->ep.bus_type == V4L2_MBUS_BT656;
+ u8 polarities = 0;
int ret;
if (!on) {
/* Reset settings to their default values. */
+ ov5640_write_reg(sensor, OV5640_REG_CCIR656_CTRL00, 0x00);
ov5640_write_reg(sensor, OV5640_REG_IO_MIPI_CTRL00, 0x58);
ov5640_write_reg(sensor, OV5640_REG_POLARITY_CTRL00, 0x20);
ov5640_write_reg(sensor, OV5640_REG_PAD_OUTPUT_ENABLE01, 0x00);
@@ -2024,7 +2010,35 @@ static int ov5640_set_power_dvp(struct ov5640_dev *sensor, bool on)
* - VSYNC: active high
* - HREF: active low
* - PCLK: active low
+ *
+ * VSYNC & HREF are not configured if BT656 bus mode is selected
*/
+
+ /*
+ * BT656 embedded synchronization configuration
+ *
+ * CCIR656 CTRL00
+ * - [7]: SYNC code selection (0: auto generate sync code,
+ * 1: sync code from regs 0x4732-0x4735)
+ * - [6]: f value in CCIR656 SYNC code when fixed f value
+ * - [5]: Fixed f value
+ * - [4:3]: Blank toggle data options (00: data=1'h040/1'h200,
+ * 01: data from regs 0x4736-0x4738, 10: always keep 0)
+ * - [1]: Clip data disable
+ * - [0]: CCIR656 mode enable
+ *
+ * Default CCIR656 SAV/EAV mode with default codes
+ * SAV=0xff000080 & EAV=0xff00009d is enabled here with settings:
+ * - CCIR656 mode enable
+ * - auto generation of sync codes
+ * - blank toggle data 1'h040/1'h200
+ * - clip reserved data (0x00 & 0xff changed to 0x01 & 0xfe)
+ */
+ ret = ov5640_write_reg(sensor, OV5640_REG_CCIR656_CTRL00,
+ bt656 ? 0x01 : 0x00);
+ if (ret)
+ return ret;
+
/*
* configure parallel port control lines polarity
*
@@ -2035,29 +2049,26 @@ static int ov5640_set_power_dvp(struct ov5640_dev *sensor, bool on)
* datasheet and hardware, 0 is active high
* and 1 is active low...)
*/
- if (sensor->ep.bus_type == V4L2_MBUS_PARALLEL) {
- if (flags & V4L2_MBUS_PCLK_SAMPLE_RISING)
- pclk_pol = 1;
+ if (!bt656) {
if (flags & V4L2_MBUS_HSYNC_ACTIVE_HIGH)
- hsync_pol = 1;
+ polarities |= BIT(1);
if (flags & V4L2_MBUS_VSYNC_ACTIVE_LOW)
- vsync_pol = 1;
-
- ret = ov5640_write_reg(sensor, OV5640_REG_POLARITY_CTRL00,
- (pclk_pol << 5) | (hsync_pol << 1) |
- vsync_pol);
-
- if (ret)
- return ret;
+ polarities |= BIT(0);
}
+ if (flags & V4L2_MBUS_PCLK_SAMPLE_RISING)
+ polarities |= BIT(5);
+
+ ret = ov5640_write_reg(sensor, OV5640_REG_POLARITY_CTRL00, polarities);
+ if (ret)
+ return ret;
/*
- * powerdown MIPI TX/RX PHY & disable MIPI
+ * powerdown MIPI TX/RX PHY & enable DVP
*
* MIPI CONTROL 00
- * 4: PWDN PHY TX
- * 3: PWDN PHY RX
- * 2: MIPI enable
+ * [4] = 1 : Power down MIPI HS Tx
+ * [3] = 1 : Power down MIPI LS Rx
+ * [2] = 0 : DVP enable (MIPI disable)
*/
ret = ov5640_write_reg(sensor, OV5640_REG_IO_MIPI_CTRL00, 0x18);
if (ret)
@@ -2074,8 +2085,7 @@ static int ov5640_set_power_dvp(struct ov5640_dev *sensor, bool on)
* - [3:0]: D[9:6] output enable
*/
ret = ov5640_write_reg(sensor, OV5640_REG_PAD_OUTPUT_ENABLE01,
- sensor->ep.bus_type == V4L2_MBUS_PARALLEL ?
- 0x7f : 0x1f);
+ bt656 ? 0x1f : 0x7f);
if (ret)
return ret;
@@ -2925,8 +2935,6 @@ static int ov5640_s_stream(struct v4l2_subdev *sd, int enable)
if (sensor->ep.bus_type == V4L2_MBUS_CSI2_DPHY)
ret = ov5640_set_stream_mipi(sensor, enable);
- else if (sensor->ep.bus_type == V4L2_MBUS_BT656)
- ret = ov5640_set_stream_bt656(sensor, enable);
else
ret = ov5640_set_stream_dvp(sensor, enable);
diff --git a/drivers/media/i2c/rdacm20.c b/drivers/media/i2c/rdacm20.c
index 1ed928c4ca70..16bcb764b0e0 100644
--- a/drivers/media/i2c/rdacm20.c
+++ b/drivers/media/i2c/rdacm20.c
@@ -487,9 +487,18 @@ static int rdacm20_initialize(struct rdacm20_device *dev)
* Reset the sensor by cycling the OV10635 reset signal connected to the
* MAX9271 GPIO1 and verify communication with the OV10635.
*/
- max9271_clear_gpios(dev->serializer, MAX9271_GPIO1OUT);
+ ret = max9271_enable_gpios(dev->serializer, MAX9271_GPIO1OUT);
+ if (ret)
+ return ret;
+
+ ret = max9271_clear_gpios(dev->serializer, MAX9271_GPIO1OUT);
+ if (ret)
+ return ret;
usleep_range(10000, 15000);
- max9271_set_gpios(dev->serializer, MAX9271_GPIO1OUT);
+
+ ret = max9271_set_gpios(dev->serializer, MAX9271_GPIO1OUT);
+ if (ret)
+ return ret;
usleep_range(10000, 15000);
again:
diff --git a/drivers/media/i2c/tvp5150.c b/drivers/media/i2c/tvp5150.c
index 7d9401219a3a..3b3221fd3fe8 100644
--- a/drivers/media/i2c/tvp5150.c
+++ b/drivers/media/i2c/tvp5150.c
@@ -2082,6 +2082,7 @@ static int tvp5150_parse_dt(struct tvp5150 *decoder, struct device_node *np)
ep_np = of_graph_get_endpoint_by_regs(np, TVP5150_PAD_VID_OUT, 0);
if (!ep_np) {
+ ret = -EINVAL;
dev_err(dev, "Error no output endpoint available\n");
goto err_free;
}
diff --git a/drivers/media/pci/intel/ipu3/ipu3-cio2.c b/drivers/media/pci/intel/ipu3/ipu3-cio2.c
index 4e598e937dfe..1fcd131482e0 100644
--- a/drivers/media/pci/intel/ipu3/ipu3-cio2.c
+++ b/drivers/media/pci/intel/ipu3/ipu3-cio2.c
@@ -791,6 +791,7 @@ static void cio2_vb2_return_all_buffers(struct cio2_queue *q,
atomic_dec(&q->bufs_queued);
vb2_buffer_done(&q->bufs[i]->vbb.vb2_buf,
state);
+ q->bufs[i] = NULL;
}
}
}
@@ -1232,29 +1233,15 @@ static int cio2_subdev_get_fmt(struct v4l2_subdev *sd,
struct v4l2_subdev_format *fmt)
{
struct cio2_queue *q = container_of(sd, struct cio2_queue, subdev);
- struct v4l2_subdev_format format;
- int ret;
-
- if (fmt->which == V4L2_SUBDEV_FORMAT_TRY) {
- fmt->format = *v4l2_subdev_get_try_format(sd, cfg, fmt->pad);
- return 0;
- }
- if (fmt->pad == CIO2_PAD_SINK) {
- format.which = V4L2_SUBDEV_FORMAT_ACTIVE;
- ret = v4l2_subdev_call(sd, pad, get_fmt, NULL,
- &format);
+ mutex_lock(&q->subdev_lock);
- if (ret)
- return ret;
- /* update colorspace etc */
- q->subdev_fmt.colorspace = format.format.colorspace;
- q->subdev_fmt.ycbcr_enc = format.format.ycbcr_enc;
- q->subdev_fmt.quantization = format.format.quantization;
- q->subdev_fmt.xfer_func = format.format.xfer_func;
- }
+ if (fmt->which == V4L2_SUBDEV_FORMAT_TRY)
+ fmt->format = *v4l2_subdev_get_try_format(sd, cfg, fmt->pad);
+ else
+ fmt->format = q->subdev_fmt;
- fmt->format = q->subdev_fmt;
+ mutex_unlock(&q->subdev_lock);
return 0;
}
@@ -1271,6 +1258,9 @@ static int cio2_subdev_set_fmt(struct v4l2_subdev *sd,
struct v4l2_subdev_format *fmt)
{
struct cio2_queue *q = container_of(sd, struct cio2_queue, subdev);
+ struct v4l2_mbus_framefmt *mbus;
+ u32 mbus_code = fmt->format.code;
+ unsigned int i;
/*
* Only allow setting sink pad format;
@@ -1279,16 +1269,29 @@ static int cio2_subdev_set_fmt(struct v4l2_subdev *sd,
if (fmt->pad == CIO2_PAD_SOURCE)
return cio2_subdev_get_fmt(sd, cfg, fmt);
- if (fmt->which == V4L2_SUBDEV_FORMAT_TRY) {
- *v4l2_subdev_get_try_format(sd, cfg, fmt->pad) = fmt->format;
- } else {
- /* It's the sink, allow changing frame size */
- q->subdev_fmt.width = fmt->format.width;
- q->subdev_fmt.height = fmt->format.height;
- q->subdev_fmt.code = fmt->format.code;
- fmt->format = q->subdev_fmt;
+ if (fmt->which == V4L2_SUBDEV_FORMAT_TRY)
+ mbus = v4l2_subdev_get_try_format(sd, cfg, fmt->pad);
+ else
+ mbus = &q->subdev_fmt;
+
+ fmt->format.code = formats[0].mbus_code;
+
+ for (i = 0; i < ARRAY_SIZE(formats); i++) {
+ if (formats[i].mbus_code == fmt->format.code) {
+ fmt->format.code = mbus_code;
+ break;
+ }
}
+ fmt->format.width = min_t(u32, fmt->format.width, CIO2_IMAGE_MAX_WIDTH);
+ fmt->format.height = min_t(u32, fmt->format.height,
+ CIO2_IMAGE_MAX_LENGTH);
+ fmt->format.field = V4L2_FIELD_NONE;
+
+ mutex_lock(&q->subdev_lock);
+ *mbus = fmt->format;
+ mutex_unlock(&q->subdev_lock);
+
return 0;
}
@@ -1547,6 +1550,7 @@ static int cio2_queue_init(struct cio2_device *cio2, struct cio2_queue *q)
/* Initialize miscellaneous variables */
mutex_init(&q->lock);
+ mutex_init(&q->subdev_lock);
/* Initialize formats to default values */
fmt = &q->subdev_fmt;
@@ -1663,6 +1667,7 @@ static int cio2_queue_init(struct cio2_device *cio2, struct cio2_queue *q)
fail_subdev_media_entity:
cio2_fbpt_exit(q, &cio2->pci_dev->dev);
fail_fbpt:
+ mutex_destroy(&q->subdev_lock);
mutex_destroy(&q->lock);
return r;
@@ -1675,6 +1680,7 @@ static void cio2_queue_exit(struct cio2_device *cio2, struct cio2_queue *q)
v4l2_device_unregister_subdev(&q->subdev);
media_entity_cleanup(&q->subdev.entity);
cio2_fbpt_exit(q, &cio2->pci_dev->dev);
+ mutex_destroy(&q->subdev_lock);
mutex_destroy(&q->lock);
}
diff --git a/drivers/media/pci/intel/ipu3/ipu3-cio2.h b/drivers/media/pci/intel/ipu3/ipu3-cio2.h
index 549b08f88f0c..146492383aa5 100644
--- a/drivers/media/pci/intel/ipu3/ipu3-cio2.h
+++ b/drivers/media/pci/intel/ipu3/ipu3-cio2.h
@@ -335,6 +335,7 @@ struct cio2_queue {
/* Subdev, /dev/v4l-subdevX */
struct v4l2_subdev subdev;
+ struct mutex subdev_lock; /* Serialise acces to subdev_fmt field */
struct media_pad subdev_pads[CIO2_PADS];
struct v4l2_mbus_framefmt subdev_fmt;
atomic_t frame_sequence;
diff --git a/drivers/media/pci/netup_unidvb/netup_unidvb_spi.c b/drivers/media/pci/netup_unidvb/netup_unidvb_spi.c
index d4f12c250f91..526042d8afae 100644
--- a/drivers/media/pci/netup_unidvb/netup_unidvb_spi.c
+++ b/drivers/media/pci/netup_unidvb/netup_unidvb_spi.c
@@ -175,7 +175,7 @@ int netup_spi_init(struct netup_unidvb_dev *ndev)
struct spi_master *master;
struct netup_spi *nspi;
- master = spi_alloc_master(&ndev->pci_dev->dev,
+ master = devm_spi_alloc_master(&ndev->pci_dev->dev,
sizeof(struct netup_spi));
if (!master) {
dev_err(&ndev->pci_dev->dev,
@@ -208,6 +208,7 @@ int netup_spi_init(struct netup_unidvb_dev *ndev)
ndev->pci_slot,
ndev->pci_func);
if (!spi_new_device(master, &netup_spi_board)) {
+ spi_unregister_master(master);
ndev->spi = NULL;
dev_err(&ndev->pci_dev->dev,
"%s(): unable to create SPI device\n", __func__);
@@ -226,13 +227,13 @@ void netup_spi_release(struct netup_unidvb_dev *ndev)
if (!spi)
return;
+ spi_unregister_master(spi->master);
spin_lock_irqsave(&spi->lock, flags);
reg = readw(&spi->regs->control_stat);
writew(reg | NETUP_SPI_CTRL_IRQ, &spi->regs->control_stat);
reg = readw(&spi->regs->control_stat);
writew(reg & ~NETUP_SPI_CTRL_IMASK, &spi->regs->control_stat);
spin_unlock_irqrestore(&spi->lock, flags);
- spi_unregister_master(spi->master);
ndev->spi = NULL;
}
diff --git a/drivers/media/pci/saa7146/mxb.c b/drivers/media/pci/saa7146/mxb.c
index 129a1f8ebe1a..73fc901ecf3d 100644
--- a/drivers/media/pci/saa7146/mxb.c
+++ b/drivers/media/pci/saa7146/mxb.c
@@ -641,16 +641,17 @@ static int vidioc_s_audio(struct file *file, void *fh, const struct v4l2_audio *
struct mxb *mxb = (struct mxb *)dev->ext_priv;
DEB_D("VIDIOC_S_AUDIO %d\n", a->index);
- if (mxb_inputs[mxb->cur_input].audioset & (1 << a->index)) {
- if (mxb->cur_audinput != a->index) {
- mxb->cur_audinput = a->index;
- tea6420_route(mxb, a->index);
- if (mxb->cur_audinput == 0)
- mxb_update_audmode(mxb);
- }
- return 0;
+ if (a->index >= 32 ||
+ !(mxb_inputs[mxb->cur_input].audioset & (1 << a->index)))
+ return -EINVAL;
+
+ if (mxb->cur_audinput != a->index) {
+ mxb->cur_audinput = a->index;
+ tea6420_route(mxb, a->index);
+ if (mxb->cur_audinput == 0)
+ mxb_update_audmode(mxb);
}
- return -EINVAL;
+ return 0;
}
#ifdef CONFIG_VIDEO_ADV_DEBUG
diff --git a/drivers/media/pci/solo6x10/solo6x10-g723.c b/drivers/media/pci/solo6x10/solo6x10-g723.c
index 906ce86437ae..d137b94869d8 100644
--- a/drivers/media/pci/solo6x10/solo6x10-g723.c
+++ b/drivers/media/pci/solo6x10/solo6x10-g723.c
@@ -385,7 +385,7 @@ int solo_g723_init(struct solo_dev *solo_dev)
ret = snd_ctl_add(card, snd_ctl_new1(&kctl, solo_dev));
if (ret < 0)
- return ret;
+ goto snd_error;
ret = solo_snd_pcm_init(solo_dev);
if (ret < 0)
diff --git a/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c b/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c
index 227245ccaedc..88a23bce569d 100644
--- a/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c
+++ b/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c
@@ -1306,6 +1306,7 @@ static int mtk_jpeg_clk_init(struct mtk_jpeg_dev *jpeg)
jpeg->variant->clks);
if (ret) {
dev_err(&pdev->dev, "failed to get jpeg clock:%d\n", ret);
+ put_device(&pdev->dev);
return ret;
}
@@ -1331,6 +1332,12 @@ static void mtk_jpeg_job_timeout_work(struct work_struct *work)
v4l2_m2m_buf_done(dst_buf, VB2_BUF_STATE_ERROR);
v4l2_m2m_job_finish(jpeg->m2m_dev, ctx->fh.m2m_ctx);
}
+
+static inline void mtk_jpeg_clk_release(struct mtk_jpeg_dev *jpeg)
+{
+ put_device(jpeg->larb);
+}
+
static int mtk_jpeg_probe(struct platform_device *pdev)
{
struct mtk_jpeg_dev *jpeg;
@@ -1435,6 +1442,7 @@ static int mtk_jpeg_probe(struct platform_device *pdev)
v4l2_device_unregister(&jpeg->v4l2_dev);
err_dev_register:
+ mtk_jpeg_clk_release(jpeg);
err_clk_init:
@@ -1452,6 +1460,7 @@ static int mtk_jpeg_remove(struct platform_device *pdev)
video_device_release(jpeg->vdev);
v4l2_m2m_release(jpeg->m2m_dev);
v4l2_device_unregister(&jpeg->v4l2_dev);
+ mtk_jpeg_clk_release(jpeg);
return 0;
}
diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_pm.c b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_pm.c
index 36dfe3fc056a..ddee7046ce42 100644
--- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_pm.c
+++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_pm.c
@@ -47,11 +47,14 @@ int mtk_vcodec_init_dec_pm(struct mtk_vcodec_dev *mtkdev)
dec_clk->clk_info = devm_kcalloc(&pdev->dev,
dec_clk->clk_num, sizeof(*clk_info),
GFP_KERNEL);
- if (!dec_clk->clk_info)
- return -ENOMEM;
+ if (!dec_clk->clk_info) {
+ ret = -ENOMEM;
+ goto put_device;
+ }
} else {
mtk_v4l2_err("Failed to get vdec clock count");
- return -EINVAL;
+ ret = -EINVAL;
+ goto put_device;
}
for (i = 0; i < dec_clk->clk_num; i++) {
@@ -60,25 +63,29 @@ int mtk_vcodec_init_dec_pm(struct mtk_vcodec_dev *mtkdev)
"clock-names", i, &clk_info->clk_name);
if (ret) {
mtk_v4l2_err("Failed to get clock name id = %d", i);
- return ret;
+ goto put_device;
}
clk_info->vcodec_clk = devm_clk_get(&pdev->dev,
clk_info->clk_name);
if (IS_ERR(clk_info->vcodec_clk)) {
mtk_v4l2_err("devm_clk_get (%d)%s fail", i,
clk_info->clk_name);
- return PTR_ERR(clk_info->vcodec_clk);
+ ret = PTR_ERR(clk_info->vcodec_clk);
+ goto put_device;
}
}
pm_runtime_enable(&pdev->dev);
-
+ return 0;
+put_device:
+ put_device(pm->larbvdec);
return ret;
}
void mtk_vcodec_release_dec_pm(struct mtk_vcodec_dev *dev)
{
pm_runtime_disable(dev->pm.dev);
+ put_device(dev->pm.larbvdec);
}
void mtk_vcodec_dec_pw_on(struct mtk_vcodec_pm *pm)
diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc_pm.c b/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc_pm.c
index ee22902aaa71..1a047c25679f 100644
--- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc_pm.c
+++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc_pm.c
@@ -47,14 +47,16 @@ int mtk_vcodec_init_enc_pm(struct mtk_vcodec_dev *mtkdev)
node = of_parse_phandle(dev->of_node, "mediatek,larb", 1);
if (!node) {
mtk_v4l2_err("no mediatek,larb found");
- return -ENODEV;
+ ret = -ENODEV;
+ goto put_larbvenc;
}
pdev = of_find_device_by_node(node);
of_node_put(node);
if (!pdev) {
mtk_v4l2_err("no mediatek,larb device found");
- return -ENODEV;
+ ret = -ENODEV;
+ goto put_larbvenc;
}
pm->larbvenclt = &pdev->dev;
@@ -67,11 +69,14 @@ int mtk_vcodec_init_enc_pm(struct mtk_vcodec_dev *mtkdev)
enc_clk->clk_info = devm_kcalloc(&pdev->dev,
enc_clk->clk_num, sizeof(*clk_info),
GFP_KERNEL);
- if (!enc_clk->clk_info)
- return -ENOMEM;
+ if (!enc_clk->clk_info) {
+ ret = -ENOMEM;
+ goto put_larbvenclt;
+ }
} else {
mtk_v4l2_err("Failed to get venc clock count");
- return -EINVAL;
+ ret = -EINVAL;
+ goto put_larbvenclt;
}
for (i = 0; i < enc_clk->clk_num; i++) {
@@ -80,17 +85,24 @@ int mtk_vcodec_init_enc_pm(struct mtk_vcodec_dev *mtkdev)
"clock-names", i, &clk_info->clk_name);
if (ret) {
mtk_v4l2_err("venc failed to get clk name %d", i);
- return ret;
+ goto put_larbvenclt;
}
clk_info->vcodec_clk = devm_clk_get(&pdev->dev,
clk_info->clk_name);
if (IS_ERR(clk_info->vcodec_clk)) {
mtk_v4l2_err("venc devm_clk_get (%d)%s fail", i,
clk_info->clk_name);
- return PTR_ERR(clk_info->vcodec_clk);
+ ret = PTR_ERR(clk_info->vcodec_clk);
+ goto put_larbvenclt;
}
}
+ return 0;
+
+put_larbvenclt:
+ put_device(pm->larbvenclt);
+put_larbvenc:
+ put_device(pm->larbvenc);
return ret;
}
diff --git a/drivers/media/platform/qcom/venus/core.c b/drivers/media/platform/qcom/venus/core.c
index 6103aaf43987..d5bfd6fff85b 100644
--- a/drivers/media/platform/qcom/venus/core.c
+++ b/drivers/media/platform/qcom/venus/core.c
@@ -355,12 +355,26 @@ static __maybe_unused int venus_runtime_suspend(struct device *dev)
if (ret)
return ret;
+ if (pm_ops->core_power) {
+ ret = pm_ops->core_power(dev, POWER_OFF);
+ if (ret)
+ return ret;
+ }
+
ret = icc_set_bw(core->cpucfg_path, 0, 0);
if (ret)
- return ret;
+ goto err_cpucfg_path;
- if (pm_ops->core_power)
- ret = pm_ops->core_power(dev, POWER_OFF);
+ ret = icc_set_bw(core->video_path, 0, 0);
+ if (ret)
+ goto err_video_path;
+
+ return ret;
+
+err_video_path:
+ icc_set_bw(core->cpucfg_path, kbps_to_icc(1000), 0);
+err_cpucfg_path:
+ pm_ops->core_power(dev, POWER_ON);
return ret;
}
@@ -371,16 +385,20 @@ static __maybe_unused int venus_runtime_resume(struct device *dev)
const struct venus_pm_ops *pm_ops = core->pm_ops;
int ret;
+ ret = icc_set_bw(core->video_path, kbps_to_icc(20000), 0);
+ if (ret)
+ return ret;
+
+ ret = icc_set_bw(core->cpucfg_path, kbps_to_icc(1000), 0);
+ if (ret)
+ return ret;
+
if (pm_ops->core_power) {
ret = pm_ops->core_power(dev, POWER_ON);
if (ret)
return ret;
}
- ret = icc_set_bw(core->cpucfg_path, 0, kbps_to_icc(1000));
- if (ret)
- return ret;
-
return hfi_core_resume(core, false);
}
diff --git a/drivers/media/platform/qcom/venus/pm_helpers.c b/drivers/media/platform/qcom/venus/pm_helpers.c
index a9538c2cc3c9..2946547a0df4 100644
--- a/drivers/media/platform/qcom/venus/pm_helpers.c
+++ b/drivers/media/platform/qcom/venus/pm_helpers.c
@@ -212,6 +212,16 @@ static int load_scale_bw(struct venus_core *core)
}
mutex_unlock(&core->lock);
+ /*
+ * keep minimum bandwidth vote for "video-mem" path,
+ * so that clks can be disabled during vdec_session_release().
+ * Actual bandwidth drop will be done during device supend
+ * so that device can power down without any warnings.
+ */
+
+ if (!total_avg && !total_peak)
+ total_avg = kbps_to_icc(1000);
+
dev_dbg(core->dev, VDBGL "total: avg_bw: %u, peak_bw: %u\n",
total_avg, total_peak);
diff --git a/drivers/media/rc/sunxi-cir.c b/drivers/media/rc/sunxi-cir.c
index ddee6ee37bab..4afc5895bee7 100644
--- a/drivers/media/rc/sunxi-cir.c
+++ b/drivers/media/rc/sunxi-cir.c
@@ -137,6 +137,8 @@ static irqreturn_t sunxi_ir_irq(int irqno, void *dev_id)
} else if (status & REG_RXSTA_RPE) {
ir_raw_event_set_idle(ir->rc, true);
ir_raw_event_handle(ir->rc);
+ } else {
+ ir_raw_event_handle(ir->rc);
}
spin_unlock(&ir->ir_lock);
diff --git a/drivers/media/usb/gspca/gspca.c b/drivers/media/usb/gspca/gspca.c
index c295f642d352..158c8e28ed2c 100644
--- a/drivers/media/usb/gspca/gspca.c
+++ b/drivers/media/usb/gspca/gspca.c
@@ -1575,6 +1575,7 @@ int gspca_dev_probe2(struct usb_interface *intf,
input_unregister_device(gspca_dev->input_dev);
#endif
v4l2_ctrl_handler_free(gspca_dev->vdev.ctrl_handler);
+ v4l2_device_unregister(&gspca_dev->v4l2_dev);
kfree(gspca_dev->usb_buf);
kfree(gspca_dev);
return ret;
diff --git a/drivers/media/usb/tm6000/tm6000-video.c b/drivers/media/usb/tm6000/tm6000-video.c
index bfba06ea60e9..2df736c029d6 100644
--- a/drivers/media/usb/tm6000/tm6000-video.c
+++ b/drivers/media/usb/tm6000/tm6000-video.c
@@ -461,11 +461,12 @@ static int tm6000_alloc_urb_buffers(struct tm6000_core *dev)
if (dev->urb_buffer)
return 0;
- dev->urb_buffer = kmalloc_array(num_bufs, sizeof(void *), GFP_KERNEL);
+ dev->urb_buffer = kmalloc_array(num_bufs, sizeof(*dev->urb_buffer),
+ GFP_KERNEL);
if (!dev->urb_buffer)
return -ENOMEM;
- dev->urb_dma = kmalloc_array(num_bufs, sizeof(dma_addr_t *),
+ dev->urb_dma = kmalloc_array(num_bufs, sizeof(*dev->urb_dma),
GFP_KERNEL);
if (!dev->urb_dma)
return -ENOMEM;
diff --git a/drivers/media/v4l2-core/v4l2-fwnode.c b/drivers/media/v4l2-core/v4l2-fwnode.c
index d7bbe33840cb..dfc53d11053f 100644
--- a/drivers/media/v4l2-core/v4l2-fwnode.c
+++ b/drivers/media/v4l2-core/v4l2-fwnode.c
@@ -93,7 +93,7 @@ v4l2_fwnode_bus_type_to_mbus(enum v4l2_fwnode_bus_type type)
const struct v4l2_fwnode_bus_conv *conv =
get_v4l2_fwnode_bus_conv_by_fwnode_bus(type);
- return conv ? conv->mbus_type : V4L2_MBUS_UNKNOWN;
+ return conv ? conv->mbus_type : V4L2_MBUS_INVALID;
}
static const char *
@@ -436,6 +436,10 @@ static int __v4l2_fwnode_endpoint_parse(struct fwnode_handle *fwnode,
v4l2_fwnode_mbus_type_to_string(vep->bus_type),
vep->bus_type);
mbus_type = v4l2_fwnode_bus_type_to_mbus(bus_type);
+ if (mbus_type == V4L2_MBUS_INVALID) {
+ pr_debug("unsupported bus type %u\n", bus_type);
+ return -EINVAL;
+ }
if (vep->bus_type != V4L2_MBUS_UNKNOWN) {
if (mbus_type != V4L2_MBUS_UNKNOWN &&
diff --git a/drivers/memory/Kconfig b/drivers/memory/Kconfig
index 00e013b14703..cc2c83e1accf 100644
--- a/drivers/memory/Kconfig
+++ b/drivers/memory/Kconfig
@@ -128,7 +128,7 @@ config OMAP_GPMC_DEBUG
config TI_EMIF_SRAM
tristate "Texas Instruments EMIF SRAM driver"
- depends on SOC_AM33XX || SOC_AM43XX || (ARM && COMPILE_TEST)
+ depends on SOC_AM33XX || SOC_AM43XX || (ARM && CPU_V7 && COMPILE_TEST)
depends on SRAM
help
This driver is for the EMIF module available on Texas Instruments
diff --git a/drivers/memory/jz4780-nemc.c b/drivers/memory/jz4780-nemc.c
index 3ec5cb0fce1e..555f7ac3b7dd 100644
--- a/drivers/memory/jz4780-nemc.c
+++ b/drivers/memory/jz4780-nemc.c
@@ -291,6 +291,8 @@ static int jz4780_nemc_probe(struct platform_device *pdev)
nemc->dev = dev;
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ if (!res)
+ return -EINVAL;
/*
* The driver currently only uses the registers up to offset
@@ -304,9 +306,9 @@ static int jz4780_nemc_probe(struct platform_device *pdev)
}
nemc->base = devm_ioremap(dev, res->start, NEMC_REG_LEN);
- if (IS_ERR(nemc->base)) {
+ if (!nemc->base) {
dev_err(dev, "failed to get I/O memory\n");
- return PTR_ERR(nemc->base);
+ return -ENOMEM;
}
writel(0, nemc->base + NEMC_NFCSR);
diff --git a/drivers/memory/renesas-rpc-if.c b/drivers/memory/renesas-rpc-if.c
index f2a33a1af836..da0fdb4c7595 100644
--- a/drivers/memory/renesas-rpc-if.c
+++ b/drivers/memory/renesas-rpc-if.c
@@ -212,7 +212,7 @@ EXPORT_SYMBOL(rpcif_enable_rpm);
void rpcif_disable_rpm(struct rpcif *rpc)
{
- pm_runtime_put_sync(rpc->dev);
+ pm_runtime_disable(rpc->dev);
}
EXPORT_SYMBOL(rpcif_disable_rpm);
@@ -508,7 +508,8 @@ int rpcif_manual_xfer(struct rpcif *rpc)
return ret;
err_out:
- ret = reset_control_reset(rpc->rstc);
+ if (reset_control_reset(rpc->rstc))
+ dev_err(rpc->dev, "Failed to reset HW\n");
rpcif_hw_init(rpc, rpc->bus_size == 2);
goto exit;
}
@@ -560,9 +561,11 @@ static int rpcif_probe(struct platform_device *pdev)
} else if (of_device_is_compatible(flash, "cfi-flash")) {
name = "rpc-if-hyperflash";
} else {
+ of_node_put(flash);
dev_warn(&pdev->dev, "unknown flash type\n");
return -ENODEV;
}
+ of_node_put(flash);
vdev = platform_device_alloc(name, pdev->id);
if (!vdev)
diff --git a/drivers/memstick/core/memstick.c b/drivers/memstick/core/memstick.c
index ef03d6fafc5c..12bc3f5a6cbb 100644
--- a/drivers/memstick/core/memstick.c
+++ b/drivers/memstick/core/memstick.c
@@ -468,7 +468,6 @@ static void memstick_check(struct work_struct *work)
host->card = card;
if (device_register(&card->dev)) {
put_device(&card->dev);
- kfree(host->card);
host->card = NULL;
}
} else
diff --git a/drivers/memstick/host/r592.c b/drivers/memstick/host/r592.c
index dd3a1f3dcc19..d2ef46337191 100644
--- a/drivers/memstick/host/r592.c
+++ b/drivers/memstick/host/r592.c
@@ -759,8 +759,10 @@ static int r592_probe(struct pci_dev *pdev, const struct pci_device_id *id)
goto error3;
dev->mmio = pci_ioremap_bar(pdev, 0);
- if (!dev->mmio)
+ if (!dev->mmio) {
+ error = -ENOMEM;
goto error4;
+ }
dev->irq = pdev->irq;
spin_lock_init(&dev->irq_lock);
@@ -786,12 +788,14 @@ static int r592_probe(struct pci_dev *pdev, const struct pci_device_id *id)
&dev->dummy_dma_page_physical_address, GFP_KERNEL);
r592_stop_dma(dev , 0);
- if (request_irq(dev->irq, &r592_irq, IRQF_SHARED,
- DRV_NAME, dev))
+ error = request_irq(dev->irq, &r592_irq, IRQF_SHARED,
+ DRV_NAME, dev);
+ if (error)
goto error6;
r592_update_card_detect(dev);
- if (memstick_add_host(host))
+ error = memstick_add_host(host);
+ if (error)
goto error7;
message("driver successfully loaded");
diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig
index 8b99a13669bf..4789507f325b 100644
--- a/drivers/mfd/Kconfig
+++ b/drivers/mfd/Kconfig
@@ -1189,6 +1189,7 @@ config MFD_SIMPLE_MFD_I2C
config MFD_SL28CPLD
tristate "Kontron sl28cpld Board Management Controller"
depends on I2C
+ depends on ARCH_LAYERSCAPE || COMPILE_TEST
select MFD_SIMPLE_MFD_I2C
help
Say yes here to enable support for the Kontron sl28cpld board
diff --git a/drivers/mfd/htc-i2cpld.c b/drivers/mfd/htc-i2cpld.c
index 247f9849e54a..417b0355d904 100644
--- a/drivers/mfd/htc-i2cpld.c
+++ b/drivers/mfd/htc-i2cpld.c
@@ -346,6 +346,7 @@ static int htcpld_register_chip_i2c(
if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_READ_BYTE_DATA)) {
dev_warn(dev, "i2c adapter %d non-functional\n",
pdata->i2c_adapter_id);
+ i2c_put_adapter(adapter);
return -EINVAL;
}
@@ -360,6 +361,7 @@ static int htcpld_register_chip_i2c(
/* I2C device registration failed, contineu with the next */
dev_warn(dev, "Unable to add I2C device for 0x%x\n",
plat_chip_data->addr);
+ i2c_put_adapter(adapter);
return PTR_ERR(client);
}
diff --git a/drivers/mfd/motorola-cpcap.c b/drivers/mfd/motorola-cpcap.c
index 2283d88adcc2..30d82bfe5b02 100644
--- a/drivers/mfd/motorola-cpcap.c
+++ b/drivers/mfd/motorola-cpcap.c
@@ -97,7 +97,7 @@ static struct regmap_irq_chip cpcap_irq_chip[CPCAP_NR_IRQ_CHIPS] = {
.ack_base = CPCAP_REG_MI1,
.mask_base = CPCAP_REG_MIM1,
.use_ack = true,
- .ack_invert = true,
+ .clear_ack = true,
},
{
.name = "cpcap-m2",
@@ -106,7 +106,7 @@ static struct regmap_irq_chip cpcap_irq_chip[CPCAP_NR_IRQ_CHIPS] = {
.ack_base = CPCAP_REG_MI2,
.mask_base = CPCAP_REG_MIM2,
.use_ack = true,
- .ack_invert = true,
+ .clear_ack = true,
},
{
.name = "cpcap1-4",
@@ -115,7 +115,7 @@ static struct regmap_irq_chip cpcap_irq_chip[CPCAP_NR_IRQ_CHIPS] = {
.ack_base = CPCAP_REG_INT1,
.mask_base = CPCAP_REG_INTM1,
.use_ack = true,
- .ack_invert = true,
+ .clear_ack = true,
},
};
diff --git a/drivers/mfd/stmfx.c b/drivers/mfd/stmfx.c
index 5e680bfdf5c9..988e2ba6dd0f 100644
--- a/drivers/mfd/stmfx.c
+++ b/drivers/mfd/stmfx.c
@@ -329,11 +329,11 @@ static int stmfx_chip_init(struct i2c_client *client)
stmfx->vdd = devm_regulator_get_optional(&client->dev, "vdd");
ret = PTR_ERR_OR_ZERO(stmfx->vdd);
- if (ret == -ENODEV) {
- stmfx->vdd = NULL;
- } else {
- return dev_err_probe(&client->dev, ret,
- "Failed to get VDD regulator\n");
+ if (ret) {
+ if (ret == -ENODEV)
+ stmfx->vdd = NULL;
+ else
+ return dev_err_probe(&client->dev, ret, "Failed to get VDD regulator\n");
}
if (stmfx->vdd) {
diff --git a/drivers/misc/pci_endpoint_test.c b/drivers/misc/pci_endpoint_test.c
index 146ca6fb3260..d3844730eaca 100644
--- a/drivers/misc/pci_endpoint_test.c
+++ b/drivers/misc/pci_endpoint_test.c
@@ -811,8 +811,10 @@ static int pci_endpoint_test_probe(struct pci_dev *pdev,
pci_set_master(pdev);
- if (!pci_endpoint_test_alloc_irq_vectors(test, irq_type))
+ if (!pci_endpoint_test_alloc_irq_vectors(test, irq_type)) {
+ err = -EINVAL;
goto err_disable_irq;
+ }
for (bar = 0; bar < PCI_STD_NUM_BARS; bar++) {
if (pci_resource_flags(pdev, bar) & IORESOURCE_MEM) {
@@ -849,8 +851,10 @@ static int pci_endpoint_test_probe(struct pci_dev *pdev,
goto err_ida_remove;
}
- if (!pci_endpoint_test_request_irq(test))
+ if (!pci_endpoint_test_request_irq(test)) {
+ err = -EINVAL;
goto err_kfree_test_name;
+ }
misc_device = &test->miscdev;
misc_device->minor = MISC_DYNAMIC_MINOR;
diff --git a/drivers/mmc/host/pxamci.c b/drivers/mmc/host/pxamci.c
index 29f6180a0036..316393c694d7 100644
--- a/drivers/mmc/host/pxamci.c
+++ b/drivers/mmc/host/pxamci.c
@@ -731,6 +731,7 @@ static int pxamci_probe(struct platform_device *pdev)
host->power = devm_gpiod_get_optional(dev, "power", GPIOD_OUT_LOW);
if (IS_ERR(host->power)) {
+ ret = PTR_ERR(host->power);
dev_err(dev, "Failed requesting gpio_power\n");
goto out;
}
diff --git a/drivers/mmc/host/sdhci-tegra.c b/drivers/mmc/host/sdhci-tegra.c
index ed12aacb1c73..41d193fa77bb 100644
--- a/drivers/mmc/host/sdhci-tegra.c
+++ b/drivers/mmc/host/sdhci-tegra.c
@@ -1272,7 +1272,7 @@ static void tegra_sdhci_set_timeout(struct sdhci_host *host,
* busy wait mode.
*/
val = sdhci_readl(host, SDHCI_TEGRA_VENDOR_MISC_CTRL);
- if (cmd && cmd->busy_timeout >= 11 * HZ)
+ if (cmd && cmd->busy_timeout >= 11 * MSEC_PER_SEC)
val |= SDHCI_MISC_CTRL_ERASE_TIMEOUT_LIMIT;
else
val &= ~SDHCI_MISC_CTRL_ERASE_TIMEOUT_LIMIT;
diff --git a/drivers/mtd/mtdcore.c b/drivers/mtd/mtdcore.c
index e9e163ae9d86..b07cbb0661fb 100644
--- a/drivers/mtd/mtdcore.c
+++ b/drivers/mtd/mtdcore.c
@@ -993,6 +993,8 @@ int __get_mtd_device(struct mtd_info *mtd)
}
}
+ master->usecount++;
+
while (mtd->parent) {
mtd->usecount++;
mtd = mtd->parent;
@@ -1059,6 +1061,8 @@ void __put_mtd_device(struct mtd_info *mtd)
mtd = mtd->parent;
}
+ master->usecount--;
+
if (master->_put_device)
master->_put_device(master);
diff --git a/drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.c b/drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.c
index dc8104e67506..81028ba35f35 100644
--- a/drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.c
+++ b/drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.c
@@ -149,8 +149,10 @@ static int gpmi_init(struct gpmi_nand_data *this)
int ret;
ret = pm_runtime_get_sync(this->dev);
- if (ret < 0)
+ if (ret < 0) {
+ pm_runtime_put_noidle(this->dev);
return ret;
+ }
ret = gpmi_reset_block(r->gpmi_regs, false);
if (ret)
@@ -2252,7 +2254,7 @@ static int gpmi_nfc_exec_op(struct nand_chip *chip,
void *buf_read = NULL;
const void *buf_write = NULL;
bool direct = false;
- struct completion *completion;
+ struct completion *dma_completion, *bch_completion;
unsigned long to;
if (check_only)
@@ -2263,8 +2265,10 @@ static int gpmi_nfc_exec_op(struct nand_chip *chip,
this->transfers[i].direction = DMA_NONE;
ret = pm_runtime_get_sync(this->dev);
- if (ret < 0)
+ if (ret < 0) {
+ pm_runtime_put_noidle(this->dev);
return ret;
+ }
/*
* This driver currently supports only one NAND chip. Plus, dies share
@@ -2347,22 +2351,24 @@ static int gpmi_nfc_exec_op(struct nand_chip *chip,
this->resources.bch_regs + HW_BCH_FLASH0LAYOUT1);
}
+ desc->callback = dma_irq_callback;
+ desc->callback_param = this;
+ dma_completion = &this->dma_done;
+ bch_completion = NULL;
+
+ init_completion(dma_completion);
+
if (this->bch && buf_read) {
writel(BM_BCH_CTRL_COMPLETE_IRQ_EN,
this->resources.bch_regs + HW_BCH_CTRL_SET);
- completion = &this->bch_done;
- } else {
- desc->callback = dma_irq_callback;
- desc->callback_param = this;
- completion = &this->dma_done;
+ bch_completion = &this->bch_done;
+ init_completion(bch_completion);
}
- init_completion(completion);
-
dmaengine_submit(desc);
dma_async_issue_pending(get_dma_chan(this));
- to = wait_for_completion_timeout(completion, msecs_to_jiffies(1000));
+ to = wait_for_completion_timeout(dma_completion, msecs_to_jiffies(1000));
if (!to) {
dev_err(this->dev, "DMA timeout, last DMA\n");
gpmi_dump_info(this);
@@ -2370,6 +2376,16 @@ static int gpmi_nfc_exec_op(struct nand_chip *chip,
goto unmap;
}
+ if (this->bch && buf_read) {
+ to = wait_for_completion_timeout(bch_completion, msecs_to_jiffies(1000));
+ if (!to) {
+ dev_err(this->dev, "BCH timeout, last DMA\n");
+ gpmi_dump_info(this);
+ ret = -ETIMEDOUT;
+ goto unmap;
+ }
+ }
+
writel(BM_BCH_CTRL_COMPLETE_IRQ_EN,
this->resources.bch_regs + HW_BCH_CTRL_CLR);
gpmi_clear_bch(this);
diff --git a/drivers/mtd/nand/raw/meson_nand.c b/drivers/mtd/nand/raw/meson_nand.c
index 48e6dac96be6..817bddccb775 100644
--- a/drivers/mtd/nand/raw/meson_nand.c
+++ b/drivers/mtd/nand/raw/meson_nand.c
@@ -510,7 +510,7 @@ static int meson_nfc_dma_buffer_setup(struct nand_chip *nand, void *databuf,
}
static void meson_nfc_dma_buffer_release(struct nand_chip *nand,
- int infolen, int datalen,
+ int datalen, int infolen,
enum dma_data_direction dir)
{
struct meson_nfc *nfc = nand_get_controller_data(nand);
@@ -1044,9 +1044,12 @@ static int meson_nfc_clk_init(struct meson_nfc *nfc)
ret = clk_set_rate(nfc->device_clk, 24000000);
if (ret)
- goto err_phase_rx;
+ goto err_disable_rx;
return 0;
+
+err_disable_rx:
+ clk_disable_unprepare(nfc->phase_rx);
err_phase_rx:
clk_disable_unprepare(nfc->phase_tx);
err_phase_tx:
diff --git a/drivers/mtd/nand/raw/qcom_nandc.c b/drivers/mtd/nand/raw/qcom_nandc.c
index 777fb0de0680..dfc17a28a06b 100644
--- a/drivers/mtd/nand/raw/qcom_nandc.c
+++ b/drivers/mtd/nand/raw/qcom_nandc.c
@@ -1570,6 +1570,8 @@ static int check_flash_errors(struct qcom_nand_host *host, int cw_cnt)
struct qcom_nand_controller *nandc = get_qcom_nand_controller(chip);
int i;
+ nandc_read_buffer_sync(nandc, true);
+
for (i = 0; i < cw_cnt; i++) {
u32 flash = le32_to_cpu(nandc->reg_read_buf[i]);
diff --git a/drivers/mtd/nand/spi/core.c b/drivers/mtd/nand/spi/core.c
index c35221794645..7900571fc85b 100644
--- a/drivers/mtd/nand/spi/core.c
+++ b/drivers/mtd/nand/spi/core.c
@@ -318,6 +318,10 @@ static int spinand_write_to_cache_op(struct spinand_device *spinand,
buf += ret;
}
+ if (req->ooblen)
+ memcpy(req->oobbuf.in, spinand->oobbuf + req->ooboffs,
+ req->ooblen);
+
return 0;
}
diff --git a/drivers/mtd/parsers/cmdlinepart.c b/drivers/mtd/parsers/cmdlinepart.c
index a79e4d866b08..0ddff1a4b51f 100644
--- a/drivers/mtd/parsers/cmdlinepart.c
+++ b/drivers/mtd/parsers/cmdlinepart.c
@@ -226,7 +226,7 @@ static int mtdpart_setup_real(char *s)
struct cmdline_mtd_partition *this_mtd;
struct mtd_partition *parts;
int mtd_id_len, num_parts;
- char *p, *mtd_id, *semicol;
+ char *p, *mtd_id, *semicol, *open_parenth;
/*
* Replace the first ';' by a NULL char so strrchr can work
@@ -236,6 +236,14 @@ static int mtdpart_setup_real(char *s)
if (semicol)
*semicol = '\0';
+ /*
+ * make sure that part-names with ":" will not be handled as
+ * part of the mtd-id with an ":"
+ */
+ open_parenth = strchr(s, '(');
+ if (open_parenth)
+ *open_parenth = '\0';
+
mtd_id = s;
/*
@@ -245,6 +253,10 @@ static int mtdpart_setup_real(char *s)
*/
p = strrchr(s, ':');
+ /* Restore the '(' now. */
+ if (open_parenth)
+ *open_parenth = '(';
+
/* Restore the ';' now. */
if (semicol)
*semicol = ';';
diff --git a/drivers/mtd/spi-nor/atmel.c b/drivers/mtd/spi-nor/atmel.c
index 3f5f21a473a6..deacf87a68a0 100644
--- a/drivers/mtd/spi-nor/atmel.c
+++ b/drivers/mtd/spi-nor/atmel.c
@@ -8,39 +8,78 @@
#include "core.h"
+/*
+ * The Atmel AT25FS010/AT25FS040 parts have some weird configuration for the
+ * block protection bits. We don't support them. But legacy behavior in linux
+ * is to unlock the whole flash array on startup. Therefore, we have to support
+ * exactly this operation.
+ */
+static int atmel_at25fs_lock(struct spi_nor *nor, loff_t ofs, uint64_t len)
+{
+ return -EOPNOTSUPP;
+}
+
+static int atmel_at25fs_unlock(struct spi_nor *nor, loff_t ofs, uint64_t len)
+{
+ int ret;
+
+ /* We only support unlocking the whole flash array */
+ if (ofs || len != nor->params->size)
+ return -EINVAL;
+
+ /* Write 0x00 to the status register to disable write protection */
+ ret = spi_nor_write_sr_and_check(nor, 0);
+ if (ret)
+ dev_dbg(nor->dev, "unable to clear BP bits, WP# asserted?\n");
+
+ return ret;
+}
+
+static int atmel_at25fs_is_locked(struct spi_nor *nor, loff_t ofs, uint64_t len)
+{
+ return -EOPNOTSUPP;
+}
+
+static const struct spi_nor_locking_ops atmel_at25fs_locking_ops = {
+ .lock = atmel_at25fs_lock,
+ .unlock = atmel_at25fs_unlock,
+ .is_locked = atmel_at25fs_is_locked,
+};
+
+static void atmel_at25fs_default_init(struct spi_nor *nor)
+{
+ nor->params->locking_ops = &atmel_at25fs_locking_ops;
+}
+
+static const struct spi_nor_fixups atmel_at25fs_fixups = {
+ .default_init = atmel_at25fs_default_init,
+};
+
static const struct flash_info atmel_parts[] = {
/* Atmel -- some are (confusingly) marketed as "DataFlash" */
- { "at25fs010", INFO(0x1f6601, 0, 32 * 1024, 4, SECT_4K) },
- { "at25fs040", INFO(0x1f6604, 0, 64 * 1024, 8, SECT_4K) },
+ { "at25fs010", INFO(0x1f6601, 0, 32 * 1024, 4, SECT_4K | SPI_NOR_HAS_LOCK)
+ .fixups = &atmel_at25fs_fixups },
+ { "at25fs040", INFO(0x1f6604, 0, 64 * 1024, 8, SECT_4K | SPI_NOR_HAS_LOCK)
+ .fixups = &atmel_at25fs_fixups },
- { "at25df041a", INFO(0x1f4401, 0, 64 * 1024, 8, SECT_4K) },
- { "at25df321", INFO(0x1f4700, 0, 64 * 1024, 64, SECT_4K) },
- { "at25df321a", INFO(0x1f4701, 0, 64 * 1024, 64, SECT_4K) },
- { "at25df641", INFO(0x1f4800, 0, 64 * 1024, 128, SECT_4K) },
+ { "at25df041a", INFO(0x1f4401, 0, 64 * 1024, 8, SECT_4K | SPI_NOR_HAS_LOCK) },
+ { "at25df321", INFO(0x1f4700, 0, 64 * 1024, 64, SECT_4K | SPI_NOR_HAS_LOCK) },
+ { "at25df321a", INFO(0x1f4701, 0, 64 * 1024, 64, SECT_4K | SPI_NOR_HAS_LOCK) },
+ { "at25df641", INFO(0x1f4800, 0, 64 * 1024, 128, SECT_4K | SPI_NOR_HAS_LOCK) },
{ "at25sl321", INFO(0x1f4216, 0, 64 * 1024, 64,
SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) },
{ "at26f004", INFO(0x1f0400, 0, 64 * 1024, 8, SECT_4K) },
- { "at26df081a", INFO(0x1f4501, 0, 64 * 1024, 16, SECT_4K) },
- { "at26df161a", INFO(0x1f4601, 0, 64 * 1024, 32, SECT_4K) },
- { "at26df321", INFO(0x1f4700, 0, 64 * 1024, 64, SECT_4K) },
+ { "at26df081a", INFO(0x1f4501, 0, 64 * 1024, 16, SECT_4K | SPI_NOR_HAS_LOCK) },
+ { "at26df161a", INFO(0x1f4601, 0, 64 * 1024, 32, SECT_4K | SPI_NOR_HAS_LOCK) },
+ { "at26df321", INFO(0x1f4700, 0, 64 * 1024, 64, SECT_4K | SPI_NOR_HAS_LOCK) },
{ "at45db081d", INFO(0x1f2500, 0, 64 * 1024, 16, SECT_4K) },
};
-static void atmel_default_init(struct spi_nor *nor)
-{
- nor->flags |= SNOR_F_HAS_LOCK;
-}
-
-static const struct spi_nor_fixups atmel_fixups = {
- .default_init = atmel_default_init,
-};
-
const struct spi_nor_manufacturer spi_nor_atmel = {
.name = "atmel",
.parts = atmel_parts,
.nparts = ARRAY_SIZE(atmel_parts),
- .fixups = &atmel_fixups,
};
diff --git a/drivers/mtd/spi-nor/core.c b/drivers/mtd/spi-nor/core.c
index f0ae7a01703a..ad6c79d9a7f8 100644
--- a/drivers/mtd/spi-nor/core.c
+++ b/drivers/mtd/spi-nor/core.c
@@ -906,7 +906,7 @@ static int spi_nor_write_16bit_cr_and_check(struct spi_nor *nor, u8 cr)
*
* Return: 0 on success, -errno otherwise.
*/
-static int spi_nor_write_sr_and_check(struct spi_nor *nor, u8 sr1)
+int spi_nor_write_sr_and_check(struct spi_nor *nor, u8 sr1)
{
if (nor->flags & SNOR_F_HAS_16BIT_SR)
return spi_nor_write_16bit_sr_and_check(nor, sr1);
@@ -2915,20 +2915,27 @@ static int spi_nor_quad_enable(struct spi_nor *nor)
}
/**
- * spi_nor_unlock_all() - Unlocks the entire flash memory array.
+ * spi_nor_try_unlock_all() - Tries to unlock the entire flash memory array.
* @nor: pointer to a 'struct spi_nor'.
*
* Some SPI NOR flashes are write protected by default after a power-on reset
* cycle, in order to avoid inadvertent writes during power-up. Backward
* compatibility imposes to unlock the entire flash memory array at power-up
* by default.
+ *
+ * Unprotecting the entire flash array will fail for boards which are hardware
+ * write-protected. Thus any errors are ignored.
*/
-static int spi_nor_unlock_all(struct spi_nor *nor)
+static void spi_nor_try_unlock_all(struct spi_nor *nor)
{
- if (nor->flags & SNOR_F_HAS_LOCK)
- return spi_nor_unlock(&nor->mtd, 0, nor->params->size);
+ int ret;
- return 0;
+ if (!(nor->flags & SNOR_F_HAS_LOCK))
+ return;
+
+ ret = spi_nor_unlock(&nor->mtd, 0, nor->params->size);
+ if (ret)
+ dev_dbg(nor->dev, "Failed to unlock the entire flash memory array\n");
}
static int spi_nor_init(struct spi_nor *nor)
@@ -2941,11 +2948,7 @@ static int spi_nor_init(struct spi_nor *nor)
return err;
}
- err = spi_nor_unlock_all(nor);
- if (err) {
- dev_dbg(nor->dev, "Failed to unlock the entire flash memory array\n");
- return err;
- }
+ spi_nor_try_unlock_all(nor);
if (nor->addr_width == 4 && !(nor->flags & SNOR_F_4B_OPCODES)) {
/*
diff --git a/drivers/mtd/spi-nor/core.h b/drivers/mtd/spi-nor/core.h
index 6f2f6b27173f..6f62ee861231 100644
--- a/drivers/mtd/spi-nor/core.h
+++ b/drivers/mtd/spi-nor/core.h
@@ -409,6 +409,7 @@ void spi_nor_unlock_and_unprep(struct spi_nor *nor);
int spi_nor_sr1_bit6_quad_enable(struct spi_nor *nor);
int spi_nor_sr2_bit1_quad_enable(struct spi_nor *nor);
int spi_nor_sr2_bit7_quad_enable(struct spi_nor *nor);
+int spi_nor_write_sr_and_check(struct spi_nor *nor, u8 sr1);
int spi_nor_xread_sr(struct spi_nor *nor, u8 *sr);
ssize_t spi_nor_read_data(struct spi_nor *nor, loff_t from, size_t len,
diff --git a/drivers/mtd/spi-nor/sst.c b/drivers/mtd/spi-nor/sst.c
index e0af6d25d573..0ab07624fb73 100644
--- a/drivers/mtd/spi-nor/sst.c
+++ b/drivers/mtd/spi-nor/sst.c
@@ -18,7 +18,8 @@ static const struct flash_info sst_parts[] = {
SECT_4K | SST_WRITE) },
{ "sst25vf032b", INFO(0xbf254a, 0, 64 * 1024, 64,
SECT_4K | SST_WRITE) },
- { "sst25vf064c", INFO(0xbf254b, 0, 64 * 1024, 128, SECT_4K) },
+ { "sst25vf064c", INFO(0xbf254b, 0, 64 * 1024, 128,
+ SECT_4K | SPI_NOR_4BIT_BP) },
{ "sst25wf512", INFO(0xbf2501, 0, 64 * 1024, 1,
SECT_4K | SST_WRITE) },
{ "sst25wf010", INFO(0xbf2502, 0, 64 * 1024, 2,
diff --git a/drivers/net/can/m_can/m_can.c b/drivers/net/can/m_can/m_can.c
index 61a93b192037..7fc4ac1582af 100644
--- a/drivers/net/can/m_can/m_can.c
+++ b/drivers/net/can/m_can/m_can.c
@@ -380,10 +380,6 @@ void m_can_config_endisable(struct m_can_classdev *cdev, bool enable)
cccr &= ~CCCR_CSR;
if (enable) {
- /* Clear the Clock stop request if it was set */
- if (cccr & CCCR_CSR)
- cccr &= ~CCCR_CSR;
-
/* enable m_can configuration */
m_can_write(cdev, M_CAN_CCCR, cccr | CCCR_INIT);
udelay(5);
diff --git a/drivers/net/dsa/qca/ar9331.c b/drivers/net/dsa/qca/ar9331.c
index e24a99031b80..4d49c5f2b790 100644
--- a/drivers/net/dsa/qca/ar9331.c
+++ b/drivers/net/dsa/qca/ar9331.c
@@ -159,6 +159,8 @@ struct ar9331_sw_priv {
struct dsa_switch ds;
struct dsa_switch_ops ops;
struct irq_domain *irqdomain;
+ u32 irq_mask;
+ struct mutex lock_irq;
struct mii_bus *mbus; /* mdio master */
struct mii_bus *sbus; /* mdio slave */
struct regmap *regmap;
@@ -520,32 +522,44 @@ static irqreturn_t ar9331_sw_irq(int irq, void *data)
static void ar9331_sw_mask_irq(struct irq_data *d)
{
struct ar9331_sw_priv *priv = irq_data_get_irq_chip_data(d);
- struct regmap *regmap = priv->regmap;
- int ret;
- ret = regmap_update_bits(regmap, AR9331_SW_REG_GINT_MASK,
- AR9331_SW_GINT_PHY_INT, 0);
- if (ret)
- dev_err(priv->dev, "could not mask IRQ\n");
+ priv->irq_mask = 0;
}
static void ar9331_sw_unmask_irq(struct irq_data *d)
+{
+ struct ar9331_sw_priv *priv = irq_data_get_irq_chip_data(d);
+
+ priv->irq_mask = AR9331_SW_GINT_PHY_INT;
+}
+
+static void ar9331_sw_irq_bus_lock(struct irq_data *d)
+{
+ struct ar9331_sw_priv *priv = irq_data_get_irq_chip_data(d);
+
+ mutex_lock(&priv->lock_irq);
+}
+
+static void ar9331_sw_irq_bus_sync_unlock(struct irq_data *d)
{
struct ar9331_sw_priv *priv = irq_data_get_irq_chip_data(d);
struct regmap *regmap = priv->regmap;
int ret;
ret = regmap_update_bits(regmap, AR9331_SW_REG_GINT_MASK,
- AR9331_SW_GINT_PHY_INT,
- AR9331_SW_GINT_PHY_INT);
+ AR9331_SW_GINT_PHY_INT, priv->irq_mask);
if (ret)
- dev_err(priv->dev, "could not unmask IRQ\n");
+ dev_err(priv->dev, "failed to change IRQ mask\n");
+
+ mutex_unlock(&priv->lock_irq);
}
static struct irq_chip ar9331_sw_irq_chip = {
.name = AR9331_SW_NAME,
.irq_mask = ar9331_sw_mask_irq,
.irq_unmask = ar9331_sw_unmask_irq,
+ .irq_bus_lock = ar9331_sw_irq_bus_lock,
+ .irq_bus_sync_unlock = ar9331_sw_irq_bus_sync_unlock,
};
static int ar9331_sw_irq_map(struct irq_domain *domain, unsigned int irq,
@@ -584,6 +598,7 @@ static int ar9331_sw_irq_init(struct ar9331_sw_priv *priv)
return irq ? irq : -EINVAL;
}
+ mutex_init(&priv->lock_irq);
ret = devm_request_threaded_irq(dev, irq, NULL, ar9331_sw_irq,
IRQF_ONESHOT, AR9331_SW_NAME, priv);
if (ret) {
diff --git a/drivers/net/ethernet/allwinner/sun4i-emac.c b/drivers/net/ethernet/allwinner/sun4i-emac.c
index 862ea44beea7..5ed80d9a6b9f 100644
--- a/drivers/net/ethernet/allwinner/sun4i-emac.c
+++ b/drivers/net/ethernet/allwinner/sun4i-emac.c
@@ -828,13 +828,13 @@ static int emac_probe(struct platform_device *pdev)
db->clk = devm_clk_get(&pdev->dev, NULL);
if (IS_ERR(db->clk)) {
ret = PTR_ERR(db->clk);
- goto out_iounmap;
+ goto out_dispose_mapping;
}
ret = clk_prepare_enable(db->clk);
if (ret) {
dev_err(&pdev->dev, "Error couldn't enable clock (%d)\n", ret);
- goto out_iounmap;
+ goto out_dispose_mapping;
}
ret = sunxi_sram_claim(&pdev->dev);
@@ -893,6 +893,8 @@ static int emac_probe(struct platform_device *pdev)
sunxi_sram_release(&pdev->dev);
out_clk_disable_unprepare:
clk_disable_unprepare(db->clk);
+out_dispose_mapping:
+ irq_dispose_mapping(ndev->irq);
out_iounmap:
iounmap(db->membase);
out:
@@ -911,6 +913,7 @@ static int emac_remove(struct platform_device *pdev)
unregister_netdev(ndev);
sunxi_sram_release(&pdev->dev);
clk_disable_unprepare(db->clk);
+ irq_dispose_mapping(ndev->irq);
iounmap(db->membase);
free_netdev(ndev);
diff --git a/drivers/net/ethernet/broadcom/genet/bcmgenet.c b/drivers/net/ethernet/broadcom/genet/bcmgenet.c
index be85dad2e3bc..fcca023f22e5 100644
--- a/drivers/net/ethernet/broadcom/genet/bcmgenet.c
+++ b/drivers/net/ethernet/broadcom/genet/bcmgenet.c
@@ -4069,8 +4069,10 @@ static int bcmgenet_probe(struct platform_device *pdev)
clk_disable_unprepare(priv->clk);
err = register_netdev(dev);
- if (err)
+ if (err) {
+ bcmgenet_mii_exit(dev);
goto err;
+ }
return err;
diff --git a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c
index cf9400a9886d..d880ab2a7d96 100644
--- a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c
+++ b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c
@@ -878,7 +878,7 @@ static int dpaa2_eth_build_sg_fd_single_buf(struct dpaa2_eth_priv *priv,
swa = (struct dpaa2_eth_swa *)sgt_buf;
swa->type = DPAA2_ETH_SWA_SINGLE;
swa->single.skb = skb;
- swa->sg.sgt_size = sgt_buf_size;
+ swa->single.sgt_size = sgt_buf_size;
/* Separately map the SGT buffer */
sgt_addr = dma_map_single(dev, sgt_buf, sgt_buf_size, DMA_BIDIRECTIONAL);
diff --git a/drivers/net/ethernet/intel/i40e/i40e_xsk.c b/drivers/net/ethernet/intel/i40e/i40e_xsk.c
index 567fd67e900e..e402c62eb313 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_xsk.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_xsk.c
@@ -219,8 +219,11 @@ bool i40e_alloc_rx_buffers_zc(struct i40e_ring *rx_ring, u16 count)
} while (count);
no_buffers:
- if (rx_ring->next_to_use != ntu)
+ if (rx_ring->next_to_use != ntu) {
+ /* clear the status bits for the next_to_use descriptor */
+ rx_desc->wb.qword1.status_error_len = 0;
i40e_release_rx_desc(rx_ring, ntu);
+ }
return ok;
}
diff --git a/drivers/net/ethernet/intel/ice/ice_xsk.c b/drivers/net/ethernet/intel/ice/ice_xsk.c
index 797886524054..98101a8e2952 100644
--- a/drivers/net/ethernet/intel/ice/ice_xsk.c
+++ b/drivers/net/ethernet/intel/ice/ice_xsk.c
@@ -446,8 +446,11 @@ bool ice_alloc_rx_bufs_zc(struct ice_ring *rx_ring, u16 count)
}
} while (--count);
- if (rx_ring->next_to_use != ntu)
+ if (rx_ring->next_to_use != ntu) {
+ /* clear the status bits for the next_to_use descriptor */
+ rx_desc->wb.status_error0 = 0;
ice_release_rx_desc(rx_ring, ntu);
+ }
return ret;
}
diff --git a/drivers/net/ethernet/korina.c b/drivers/net/ethernet/korina.c
index bf48f0ded9c7..925161959b9b 100644
--- a/drivers/net/ethernet/korina.c
+++ b/drivers/net/ethernet/korina.c
@@ -219,7 +219,7 @@ static int korina_send_packet(struct sk_buff *skb, struct net_device *dev)
dev_kfree_skb_any(skb);
spin_unlock_irqrestore(&lp->lock, flags);
- return NETDEV_TX_BUSY;
+ return NETDEV_TX_OK;
}
}
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/main.c b/drivers/net/ethernet/mellanox/mlx5/core/main.c
index 8ff207aa1479..e455a2f31f07 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/main.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/main.c
@@ -50,6 +50,7 @@
#ifdef CONFIG_RFS_ACCEL
#include <linux/cpu_rmap.h>
#endif
+#include <linux/version.h>
#include <net/devlink.h>
#include "mlx5_core.h"
#include "lib/eq.h"
@@ -233,7 +234,10 @@ static void mlx5_set_driver_version(struct mlx5_core_dev *dev)
strncat(string, ",", remaining_size);
remaining_size = max_t(int, 0, driver_ver_sz - strlen(string));
- strncat(string, DRIVER_VERSION, remaining_size);
+
+ snprintf(string + strlen(string), remaining_size, "%u.%u.%u",
+ (u8)((LINUX_VERSION_CODE >> 16) & 0xff), (u8)((LINUX_VERSION_CODE >> 8) & 0xff),
+ (u16)(LINUX_VERSION_CODE & 0xffff));
/*Send the command*/
MLX5_SET(set_driver_version_in, in, opcode,
diff --git a/drivers/net/ethernet/microchip/lan743x_main.c b/drivers/net/ethernet/microchip/lan743x_main.c
index b319c22c211c..8947c3a62810 100644
--- a/drivers/net/ethernet/microchip/lan743x_main.c
+++ b/drivers/net/ethernet/microchip/lan743x_main.c
@@ -1962,6 +1962,14 @@ static struct sk_buff *lan743x_rx_allocate_skb(struct lan743x_rx *rx)
length, GFP_ATOMIC | GFP_DMA);
}
+static void lan743x_rx_update_tail(struct lan743x_rx *rx, int index)
+{
+ /* update the tail once per 8 descriptors */
+ if ((index & 7) == 7)
+ lan743x_csr_write(rx->adapter, RX_TAIL(rx->channel_number),
+ index);
+}
+
static int lan743x_rx_init_ring_element(struct lan743x_rx *rx, int index,
struct sk_buff *skb)
{
@@ -1992,6 +2000,7 @@ static int lan743x_rx_init_ring_element(struct lan743x_rx *rx, int index,
descriptor->data0 = (RX_DESC_DATA0_OWN_ |
(length & RX_DESC_DATA0_BUF_LENGTH_MASK_));
skb_reserve(buffer_info->skb, RX_HEAD_PADDING);
+ lan743x_rx_update_tail(rx, index);
return 0;
}
@@ -2010,6 +2019,7 @@ static void lan743x_rx_reuse_ring_element(struct lan743x_rx *rx, int index)
descriptor->data0 = (RX_DESC_DATA0_OWN_ |
((buffer_info->buffer_length) &
RX_DESC_DATA0_BUF_LENGTH_MASK_));
+ lan743x_rx_update_tail(rx, index);
}
static void lan743x_rx_release_ring_element(struct lan743x_rx *rx, int index)
@@ -2220,6 +2230,7 @@ static int lan743x_rx_napi_poll(struct napi_struct *napi, int weight)
{
struct lan743x_rx *rx = container_of(napi, struct lan743x_rx, napi);
struct lan743x_adapter *adapter = rx->adapter;
+ int result = RX_PROCESS_RESULT_NOTHING_TO_DO;
u32 rx_tail_flags = 0;
int count;
@@ -2228,27 +2239,19 @@ static int lan743x_rx_napi_poll(struct napi_struct *napi, int weight)
lan743x_csr_write(adapter, DMAC_INT_STS,
DMAC_INT_BIT_RXFRM_(rx->channel_number));
}
- count = 0;
- while (count < weight) {
- int rx_process_result = lan743x_rx_process_packet(rx);
-
- if (rx_process_result == RX_PROCESS_RESULT_PACKET_RECEIVED) {
- count++;
- } else if (rx_process_result ==
- RX_PROCESS_RESULT_NOTHING_TO_DO) {
+ for (count = 0; count < weight; count++) {
+ result = lan743x_rx_process_packet(rx);
+ if (result == RX_PROCESS_RESULT_NOTHING_TO_DO)
break;
- } else if (rx_process_result ==
- RX_PROCESS_RESULT_PACKET_DROPPED) {
- continue;
- }
}
rx->frame_count += count;
- if (count == weight)
- goto done;
+ if (count == weight || result == RX_PROCESS_RESULT_PACKET_RECEIVED)
+ return weight;
if (!napi_complete_done(napi, count))
- goto done;
+ return count;
+ /* re-arm interrupts, must write to rx tail on some chip variants */
if (rx->vector_flags & LAN743X_VECTOR_FLAG_VECTOR_ENABLE_AUTO_SET)
rx_tail_flags |= RX_TAIL_SET_TOP_INT_VEC_EN_;
if (rx->vector_flags & LAN743X_VECTOR_FLAG_SOURCE_ENABLE_AUTO_SET) {
@@ -2258,10 +2261,10 @@ static int lan743x_rx_napi_poll(struct napi_struct *napi, int weight)
INT_BIT_DMA_RX_(rx->channel_number));
}
- /* update RX_TAIL */
- lan743x_csr_write(adapter, RX_TAIL(rx->channel_number),
- rx_tail_flags | rx->last_tail);
-done:
+ if (rx_tail_flags)
+ lan743x_csr_write(adapter, RX_TAIL(rx->channel_number),
+ rx_tail_flags | rx->last_tail);
+
return count;
}
@@ -2405,7 +2408,7 @@ static int lan743x_rx_open(struct lan743x_rx *rx)
netif_napi_add(adapter->netdev,
&rx->napi, lan743x_rx_napi_poll,
- rx->ring_size - 1);
+ NAPI_POLL_WEIGHT);
lan743x_csr_write(adapter, DMAC_CMD,
DMAC_CMD_RX_SWR_(rx->channel_number));
diff --git a/drivers/net/ethernet/mscc/ocelot_vsc7514.c b/drivers/net/ethernet/mscc/ocelot_vsc7514.c
index 1e7729421a82..9cf2bc5f4289 100644
--- a/drivers/net/ethernet/mscc/ocelot_vsc7514.c
+++ b/drivers/net/ethernet/mscc/ocelot_vsc7514.c
@@ -1267,7 +1267,7 @@ static int mscc_ocelot_probe(struct platform_device *pdev)
err = mscc_ocelot_init_ports(pdev, ports);
if (err)
- goto out_put_ports;
+ goto out_ocelot_deinit;
if (ocelot->ptp) {
err = ocelot_init_timestamp(ocelot, &ocelot_ptp_clock_info);
@@ -1282,8 +1282,14 @@ static int mscc_ocelot_probe(struct platform_device *pdev)
register_switchdev_notifier(&ocelot_switchdev_nb);
register_switchdev_blocking_notifier(&ocelot_switchdev_blocking_nb);
+ of_node_put(ports);
+
dev_info(&pdev->dev, "Ocelot switch probed\n");
+ return 0;
+
+out_ocelot_deinit:
+ ocelot_deinit(ocelot);
out_put_ports:
of_node_put(ports);
return err;
diff --git a/drivers/net/ethernet/netronome/nfp/flower/main.c b/drivers/net/ethernet/netronome/nfp/flower/main.c
index bb448c82cdc2..c029950a81e2 100644
--- a/drivers/net/ethernet/netronome/nfp/flower/main.c
+++ b/drivers/net/ethernet/netronome/nfp/flower/main.c
@@ -860,9 +860,6 @@ static void nfp_flower_clean(struct nfp_app *app)
skb_queue_purge(&app_priv->cmsg_skbs_low);
flush_work(&app_priv->cmsg_work);
- flow_indr_dev_unregister(nfp_flower_indr_setup_tc_cb, app,
- nfp_flower_setup_indr_tc_release);
-
if (app_priv->flower_ext_feats & NFP_FL_FEATS_VF_RLIM)
nfp_flower_qos_cleanup(app);
@@ -951,6 +948,9 @@ static int nfp_flower_start(struct nfp_app *app)
static void nfp_flower_stop(struct nfp_app *app)
{
nfp_tunnel_config_stop(app);
+
+ flow_indr_dev_unregister(nfp_flower_indr_setup_tc_cb, app,
+ nfp_flower_setup_indr_tc_release);
}
static int
diff --git a/drivers/net/ethernet/pensando/ionic/ionic_lif.c b/drivers/net/ethernet/pensando/ionic/ionic_lif.c
index a12df3946a07..c968c5c5a60a 100644
--- a/drivers/net/ethernet/pensando/ionic/ionic_lif.c
+++ b/drivers/net/ethernet/pensando/ionic/ionic_lif.c
@@ -1129,38 +1129,10 @@ static void ionic_lif_rx_mode(struct ionic_lif *lif, unsigned int rx_mode)
lif->rx_mode = rx_mode;
}
-static void _ionic_lif_rx_mode(struct ionic_lif *lif, unsigned int rx_mode,
- bool from_ndo)
-{
- struct ionic_deferred_work *work;
-
- if (from_ndo) {
- work = kzalloc(sizeof(*work), GFP_ATOMIC);
- if (!work) {
- netdev_err(lif->netdev, "%s OOM\n", __func__);
- return;
- }
- work->type = IONIC_DW_TYPE_RX_MODE;
- work->rx_mode = rx_mode;
- netdev_dbg(lif->netdev, "deferred: rx_mode\n");
- ionic_lif_deferred_enqueue(&lif->deferred, work);
- } else {
- ionic_lif_rx_mode(lif, rx_mode);
- }
-}
-
-static void ionic_dev_uc_sync(struct net_device *netdev, bool from_ndo)
-{
- if (from_ndo)
- __dev_uc_sync(netdev, ionic_ndo_addr_add, ionic_ndo_addr_del);
- else
- __dev_uc_sync(netdev, ionic_addr_add, ionic_addr_del);
-
-}
-
-static void ionic_set_rx_mode(struct net_device *netdev, bool from_ndo)
+static void ionic_set_rx_mode(struct net_device *netdev, bool can_sleep)
{
struct ionic_lif *lif = netdev_priv(netdev);
+ struct ionic_deferred_work *work;
unsigned int nfilters;
unsigned int rx_mode;
@@ -1177,7 +1149,10 @@ static void ionic_set_rx_mode(struct net_device *netdev, bool from_ndo)
* we remove our overflow flag and check the netdev flags
* to see if we can disable NIC PROMISC
*/
- ionic_dev_uc_sync(netdev, from_ndo);
+ if (can_sleep)
+ __dev_uc_sync(netdev, ionic_addr_add, ionic_addr_del);
+ else
+ __dev_uc_sync(netdev, ionic_ndo_addr_add, ionic_ndo_addr_del);
nfilters = le32_to_cpu(lif->identity->eth.max_ucast_filters);
if (netdev_uc_count(netdev) + 1 > nfilters) {
rx_mode |= IONIC_RX_MODE_F_PROMISC;
@@ -1189,7 +1164,10 @@ static void ionic_set_rx_mode(struct net_device *netdev, bool from_ndo)
}
/* same for multicast */
- ionic_dev_uc_sync(netdev, from_ndo);
+ if (can_sleep)
+ __dev_mc_sync(netdev, ionic_addr_add, ionic_addr_del);
+ else
+ __dev_mc_sync(netdev, ionic_ndo_addr_add, ionic_ndo_addr_del);
nfilters = le32_to_cpu(lif->identity->eth.max_mcast_filters);
if (netdev_mc_count(netdev) > nfilters) {
rx_mode |= IONIC_RX_MODE_F_ALLMULTI;
@@ -1200,13 +1178,26 @@ static void ionic_set_rx_mode(struct net_device *netdev, bool from_ndo)
rx_mode &= ~IONIC_RX_MODE_F_ALLMULTI;
}
- if (lif->rx_mode != rx_mode)
- _ionic_lif_rx_mode(lif, rx_mode, from_ndo);
+ if (lif->rx_mode != rx_mode) {
+ if (!can_sleep) {
+ work = kzalloc(sizeof(*work), GFP_ATOMIC);
+ if (!work) {
+ netdev_err(lif->netdev, "%s OOM\n", __func__);
+ return;
+ }
+ work->type = IONIC_DW_TYPE_RX_MODE;
+ work->rx_mode = rx_mode;
+ netdev_dbg(lif->netdev, "deferred: rx_mode\n");
+ ionic_lif_deferred_enqueue(&lif->deferred, work);
+ } else {
+ ionic_lif_rx_mode(lif, rx_mode);
+ }
+ }
}
static void ionic_ndo_set_rx_mode(struct net_device *netdev)
{
- ionic_set_rx_mode(netdev, true);
+ ionic_set_rx_mode(netdev, false);
}
static __le64 ionic_netdev_features_to_nic(netdev_features_t features)
@@ -1773,7 +1764,7 @@ static int ionic_txrx_init(struct ionic_lif *lif)
if (lif->netdev->features & NETIF_F_RXHASH)
ionic_lif_rss_init(lif);
- ionic_set_rx_mode(lif->netdev, false);
+ ionic_set_rx_mode(lif->netdev, true);
return 0;
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c
index 5a7e240fd469..c2faf96fcade 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c
@@ -2492,6 +2492,7 @@ qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
qlcnic_sriov_vf_register_map(ahw);
break;
default:
+ err = -EINVAL;
goto err_out_free_hw_res;
}
diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c
index 21b71148c532..34bb95dd9239 100644
--- a/drivers/net/virtio_net.c
+++ b/drivers/net/virtio_net.c
@@ -3072,6 +3072,7 @@ static int virtnet_probe(struct virtio_device *vdev)
dev_err(&vdev->dev,
"device MTU appears to have changed it is now %d < %d",
mtu, dev->min_mtu);
+ err = -EINVAL;
goto free;
}
diff --git a/drivers/net/wireless/admtek/adm8211.c b/drivers/net/wireless/admtek/adm8211.c
index 5cf2045fadef..c41e72508d3d 100644
--- a/drivers/net/wireless/admtek/adm8211.c
+++ b/drivers/net/wireless/admtek/adm8211.c
@@ -1796,6 +1796,7 @@ static int adm8211_probe(struct pci_dev *pdev,
if (io_len < 256 || mem_len < 1024) {
printk(KERN_ERR "%s (adm8211): Too short PCI resources\n",
pci_name(pdev));
+ err = -ENOMEM;
goto err_disable_pdev;
}
@@ -1805,6 +1806,7 @@ static int adm8211_probe(struct pci_dev *pdev,
if (reg != ADM8211_SIG1 && reg != ADM8211_SIG2) {
printk(KERN_ERR "%s (adm8211): Invalid signature (0x%x)\n",
pci_name(pdev), reg);
+ err = -EINVAL;
goto err_disable_pdev;
}
@@ -1815,8 +1817,8 @@ static int adm8211_probe(struct pci_dev *pdev,
return err; /* someone else grabbed it? don't disable it */
}
- if (dma_set_mask(&pdev->dev, DMA_BIT_MASK(32)) ||
- dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(32))) {
+ err = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32));
+ if (err) {
printk(KERN_ERR "%s (adm8211): No suitable DMA available\n",
pci_name(pdev));
goto err_free_reg;
diff --git a/drivers/net/wireless/ath/ath10k/usb.c b/drivers/net/wireless/ath/ath10k/usb.c
index 05a620ff6fe2..19b9c27e30e2 100644
--- a/drivers/net/wireless/ath/ath10k/usb.c
+++ b/drivers/net/wireless/ath/ath10k/usb.c
@@ -997,6 +997,8 @@ static int ath10k_usb_probe(struct usb_interface *interface,
ar_usb = ath10k_usb_priv(ar);
ret = ath10k_usb_create(ar, interface);
+ if (ret)
+ goto err;
ar_usb->ar = ar;
ar->dev_id = product_id;
@@ -1009,7 +1011,7 @@ static int ath10k_usb_probe(struct usb_interface *interface,
ret = ath10k_core_register(ar, &bus_params);
if (ret) {
ath10k_warn(ar, "failed to register driver core: %d\n", ret);
- goto err;
+ goto err_usb_destroy;
}
/* TODO: remove this once USB support is fully implemented */
@@ -1017,6 +1019,9 @@ static int ath10k_usb_probe(struct usb_interface *interface,
return 0;
+err_usb_destroy:
+ ath10k_usb_destroy(ar);
+
err:
ath10k_core_destroy(ar);
diff --git a/drivers/net/wireless/ath/ath10k/wmi-tlv.c b/drivers/net/wireless/ath/ath10k/wmi-tlv.c
index 932266d1111b..7b5834157fe5 100644
--- a/drivers/net/wireless/ath/ath10k/wmi-tlv.c
+++ b/drivers/net/wireless/ath/ath10k/wmi-tlv.c
@@ -1401,13 +1401,15 @@ static int ath10k_wmi_tlv_svc_avail_parse(struct ath10k *ar, u16 tag, u16 len,
switch (tag) {
case WMI_TLV_TAG_STRUCT_SERVICE_AVAILABLE_EVENT:
+ arg->service_map_ext_valid = true;
arg->service_map_ext_len = *(__le32 *)ptr;
arg->service_map_ext = ptr + sizeof(__le32);
return 0;
default:
break;
}
- return -EPROTO;
+
+ return 0;
}
static int ath10k_wmi_tlv_op_pull_svc_avail(struct ath10k *ar,
diff --git a/drivers/net/wireless/ath/ath10k/wmi.c b/drivers/net/wireless/ath/ath10k/wmi.c
index 1fa7107a5051..37b53af760d7 100644
--- a/drivers/net/wireless/ath/ath10k/wmi.c
+++ b/drivers/net/wireless/ath/ath10k/wmi.c
@@ -5751,8 +5751,13 @@ void ath10k_wmi_event_service_available(struct ath10k *ar, struct sk_buff *skb)
ret);
}
- ath10k_wmi_map_svc_ext(ar, arg.service_map_ext, ar->wmi.svc_map,
- __le32_to_cpu(arg.service_map_ext_len));
+ /*
+ * Initialization of "arg.service_map_ext_valid" to ZERO is necessary
+ * for the below logic to work.
+ */
+ if (arg.service_map_ext_valid)
+ ath10k_wmi_map_svc_ext(ar, arg.service_map_ext, ar->wmi.svc_map,
+ __le32_to_cpu(arg.service_map_ext_len));
}
static int ath10k_wmi_event_temperature(struct ath10k *ar, struct sk_buff *skb)
diff --git a/drivers/net/wireless/ath/ath10k/wmi.h b/drivers/net/wireless/ath/ath10k/wmi.h
index 4898e19b0af6..66ecf09068c1 100644
--- a/drivers/net/wireless/ath/ath10k/wmi.h
+++ b/drivers/net/wireless/ath/ath10k/wmi.h
@@ -6917,6 +6917,7 @@ struct wmi_svc_rdy_ev_arg {
};
struct wmi_svc_avail_ev_arg {
+ bool service_map_ext_valid;
__le32 service_map_ext_len;
const __le32 *service_map_ext;
};
diff --git a/drivers/net/wireless/ath/ath11k/core.h b/drivers/net/wireless/ath/ath11k/core.h
index 18b97420f0d8..5a7915f75e1e 100644
--- a/drivers/net/wireless/ath/ath11k/core.h
+++ b/drivers/net/wireless/ath/ath11k/core.h
@@ -75,12 +75,14 @@ static inline enum wme_ac ath11k_tid_to_ac(u32 tid)
enum ath11k_skb_flags {
ATH11K_SKB_HW_80211_ENCAP = BIT(0),
+ ATH11K_SKB_CIPHER_SET = BIT(1),
};
struct ath11k_skb_cb {
dma_addr_t paddr;
u8 eid;
u8 flags;
+ u32 cipher;
struct ath11k *ar;
struct ieee80211_vif *vif;
} __packed;
diff --git a/drivers/net/wireless/ath/ath11k/dp_tx.c b/drivers/net/wireless/ath/ath11k/dp_tx.c
index 3d962eee4d61..21dfd08d3deb 100644
--- a/drivers/net/wireless/ath/ath11k/dp_tx.c
+++ b/drivers/net/wireless/ath/ath11k/dp_tx.c
@@ -84,7 +84,6 @@ int ath11k_dp_tx(struct ath11k *ar, struct ath11k_vif *arvif,
struct ath11k_dp *dp = &ab->dp;
struct hal_tx_info ti = {0};
struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
- struct ieee80211_key_conf *key = info->control.hw_key;
struct ath11k_skb_cb *skb_cb = ATH11K_SKB_CB(skb);
struct hal_srng *tcl_ring;
struct ieee80211_hdr *hdr = (void *)skb->data;
@@ -149,9 +148,9 @@ int ath11k_dp_tx(struct ath11k *ar, struct ath11k_vif *arvif,
ti.meta_data_flags = arvif->tcl_metadata;
if (ti.encap_type == HAL_TCL_ENCAP_TYPE_RAW) {
- if (key) {
+ if (skb_cb->flags & ATH11K_SKB_CIPHER_SET) {
ti.encrypt_type =
- ath11k_dp_tx_get_encrypt_type(key->cipher);
+ ath11k_dp_tx_get_encrypt_type(skb_cb->cipher);
if (ieee80211_has_protected(hdr->frame_control))
skb_put(skb, IEEE80211_CCMP_MIC_LEN);
diff --git a/drivers/net/wireless/ath/ath11k/hw.c b/drivers/net/wireless/ath/ath11k/hw.c
index 11a411b76fe4..66331da35012 100644
--- a/drivers/net/wireless/ath/ath11k/hw.c
+++ b/drivers/net/wireless/ath/ath11k/hw.c
@@ -127,7 +127,7 @@ static void ath11k_init_wmi_config_ipq8074(struct ath11k_base *ab,
config->beacon_tx_offload_max_vdev = ab->num_radios * TARGET_MAX_BCN_OFFLD;
config->rx_batchmode = TARGET_RX_BATCHMODE;
config->peer_map_unmap_v2_support = 1;
- config->twt_ap_pdev_count = 2;
+ config->twt_ap_pdev_count = ab->num_radios;
config->twt_ap_sta_count = 1000;
}
@@ -157,7 +157,7 @@ static int ath11k_hw_mac_id_to_srng_id_qca6390(struct ath11k_hw_params *hw,
const struct ath11k_hw_ops ipq8074_ops = {
.get_hw_mac_from_pdev_id = ath11k_hw_ipq8074_mac_from_pdev_id,
- .wmi_init_config = ath11k_init_wmi_config_qca6390,
+ .wmi_init_config = ath11k_init_wmi_config_ipq8074,
.mac_id_to_pdev_id = ath11k_hw_mac_id_to_pdev_id_ipq8074,
.mac_id_to_srng_id = ath11k_hw_mac_id_to_srng_id_ipq8074,
};
diff --git a/drivers/net/wireless/ath/ath11k/mac.c b/drivers/net/wireless/ath/ath11k/mac.c
index 7f8dd47d2333..af427d9051a0 100644
--- a/drivers/net/wireless/ath/ath11k/mac.c
+++ b/drivers/net/wireless/ath/ath11k/mac.c
@@ -3977,21 +3977,20 @@ static void ath11k_mgmt_over_wmi_tx_purge(struct ath11k *ar)
static void ath11k_mgmt_over_wmi_tx_work(struct work_struct *work)
{
struct ath11k *ar = container_of(work, struct ath11k, wmi_mgmt_tx_work);
- struct ieee80211_tx_info *info;
+ struct ath11k_skb_cb *skb_cb;
struct ath11k_vif *arvif;
struct sk_buff *skb;
int ret;
while ((skb = skb_dequeue(&ar->wmi_mgmt_tx_queue)) != NULL) {
- info = IEEE80211_SKB_CB(skb);
- if (!info->control.vif) {
- ath11k_warn(ar->ab, "no vif found for mgmt frame, flags 0x%x\n",
- info->control.flags);
+ skb_cb = ATH11K_SKB_CB(skb);
+ if (!skb_cb->vif) {
+ ath11k_warn(ar->ab, "no vif found for mgmt frame\n");
ieee80211_free_txskb(ar->hw, skb);
continue;
}
- arvif = ath11k_vif_to_arvif(info->control.vif);
+ arvif = ath11k_vif_to_arvif(skb_cb->vif);
if (ar->allocated_vdev_map & (1LL << arvif->vdev_id) &&
arvif->is_started) {
ret = ath11k_mac_mgmt_tx_wmi(ar, arvif, skb);
@@ -4004,8 +4003,8 @@ static void ath11k_mgmt_over_wmi_tx_work(struct work_struct *work)
}
} else {
ath11k_warn(ar->ab,
- "dropping mgmt frame for vdev %d, flags 0x%x is_started %d\n",
- arvif->vdev_id, info->control.flags,
+ "dropping mgmt frame for vdev %d, is_started %d\n",
+ arvif->vdev_id,
arvif->is_started);
ieee80211_free_txskb(ar->hw, skb);
}
@@ -4053,10 +4052,20 @@ static void ath11k_mac_op_tx(struct ieee80211_hw *hw,
struct ieee80211_vif *vif = info->control.vif;
struct ath11k_vif *arvif = ath11k_vif_to_arvif(vif);
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data;
+ struct ieee80211_key_conf *key = info->control.hw_key;
+ u32 info_flags = info->flags;
bool is_prb_rsp;
int ret;
- if (info->flags & IEEE80211_TX_CTL_HW_80211_ENCAP) {
+ memset(skb_cb, 0, sizeof(*skb_cb));
+ skb_cb->vif = vif;
+
+ if (key) {
+ skb_cb->cipher = key->cipher;
+ skb_cb->flags |= ATH11K_SKB_CIPHER_SET;
+ }
+
+ if (info_flags & IEEE80211_TX_CTL_HW_80211_ENCAP) {
skb_cb->flags |= ATH11K_SKB_HW_80211_ENCAP;
} else if (ieee80211_is_mgmt(hdr->frame_control)) {
is_prb_rsp = ieee80211_is_probe_resp(hdr->frame_control);
@@ -4094,7 +4103,8 @@ static int ath11k_mac_config_mon_status_default(struct ath11k *ar, bool enable)
if (enable) {
tlv_filter = ath11k_mac_mon_status_filter_default;
- tlv_filter.rx_filter = ath11k_debugfs_rx_filter(ar);
+ if (ath11k_debugfs_rx_filter(ar))
+ tlv_filter.rx_filter = ath11k_debugfs_rx_filter(ar);
}
for (i = 0; i < ab->hw_params.num_rxmda_per_pdev; i++) {
@@ -5225,20 +5235,26 @@ ath11k_mac_op_assign_vif_chanctx(struct ieee80211_hw *hw,
arvif->vdev_type != WMI_VDEV_TYPE_AP &&
arvif->vdev_type != WMI_VDEV_TYPE_MONITOR) {
memcpy(&arvif->chanctx, ctx, sizeof(*ctx));
- mutex_unlock(&ar->conf_mutex);
- return 0;
+ ret = 0;
+ goto out;
}
if (WARN_ON(arvif->is_started)) {
- mutex_unlock(&ar->conf_mutex);
- return -EBUSY;
+ ret = -EBUSY;
+ goto out;
}
if (ab->hw_params.vdev_start_delay) {
param.vdev_id = arvif->vdev_id;
param.peer_type = WMI_PEER_TYPE_DEFAULT;
param.peer_addr = ar->mac_addr;
+
ret = ath11k_peer_create(ar, arvif, NULL, ¶m);
+ if (ret) {
+ ath11k_warn(ab, "failed to create peer after vdev start delay: %d",
+ ret);
+ goto out;
+ }
}
ret = ath11k_mac_vdev_start(arvif, &ctx->def);
@@ -5246,23 +5262,21 @@ ath11k_mac_op_assign_vif_chanctx(struct ieee80211_hw *hw,
ath11k_warn(ab, "failed to start vdev %i addr %pM on freq %d: %d\n",
arvif->vdev_id, vif->addr,
ctx->def.chan->center_freq, ret);
- goto err;
+ goto out;
}
if (arvif->vdev_type == WMI_VDEV_TYPE_MONITOR) {
ret = ath11k_monitor_vdev_up(ar, arvif->vdev_id);
if (ret)
- goto err;
+ goto out;
}
arvif->is_started = true;
/* TODO: Setup ps and cts/rts protection */
- mutex_unlock(&ar->conf_mutex);
-
- return 0;
+ ret = 0;
-err:
+out:
mutex_unlock(&ar->conf_mutex);
return ret;
diff --git a/drivers/net/wireless/ath/ath11k/qmi.c b/drivers/net/wireless/ath/ath11k/qmi.c
index c2b165158225..99a88ca83dea 100644
--- a/drivers/net/wireless/ath/ath11k/qmi.c
+++ b/drivers/net/wireless/ath/ath11k/qmi.c
@@ -1585,15 +1585,17 @@ static int ath11k_qmi_fw_ind_register_send(struct ath11k_base *ab)
struct qmi_wlanfw_ind_register_resp_msg_v01 *resp;
struct qmi_handle *handle = &ab->qmi.handle;
struct qmi_txn txn;
- int ret = 0;
+ int ret;
req = kzalloc(sizeof(*req), GFP_KERNEL);
if (!req)
return -ENOMEM;
resp = kzalloc(sizeof(*resp), GFP_KERNEL);
- if (!resp)
+ if (!resp) {
+ ret = -ENOMEM;
goto resp_out;
+ }
req->client_id_valid = 1;
req->client_id = QMI_WLANFW_CLIENT_ID;
diff --git a/drivers/net/wireless/ath/ath11k/reg.c b/drivers/net/wireless/ath/ath11k/reg.c
index f6a1f0352989..678d0885fcee 100644
--- a/drivers/net/wireless/ath/ath11k/reg.c
+++ b/drivers/net/wireless/ath/ath11k/reg.c
@@ -80,6 +80,7 @@ ath11k_reg_notifier(struct wiphy *wiphy, struct regulatory_request *request)
*/
init_country_param.flags = ALPHA_IS_SET;
memcpy(&init_country_param.cc_info.alpha2, request->alpha2, 2);
+ init_country_param.cc_info.alpha2[2] = 0;
ret = ath11k_wmi_send_init_country_cmd(ar, init_country_param);
if (ret)
@@ -584,7 +585,6 @@ ath11k_reg_build_regd(struct ath11k_base *ab,
if (!tmp_regd)
goto ret;
- tmp_regd->n_reg_rules = num_rules;
memcpy(tmp_regd->alpha2, reg_info->alpha2, REG_ALPHA2_LEN + 1);
memcpy(alpha2, reg_info->alpha2, REG_ALPHA2_LEN + 1);
alpha2[2] = '\0';
@@ -597,7 +597,7 @@ ath11k_reg_build_regd(struct ath11k_base *ab,
/* Update reg_rules[] below. Firmware is expected to
* send these rules in order(2G rules first and then 5G)
*/
- for (; i < tmp_regd->n_reg_rules; i++) {
+ for (; i < num_rules; i++) {
if (reg_info->num_2g_reg_rules &&
(i < reg_info->num_2g_reg_rules)) {
reg_rule = reg_info->reg_rules_2g_ptr + i;
@@ -652,6 +652,8 @@ ath11k_reg_build_regd(struct ath11k_base *ab,
flags);
}
+ tmp_regd->n_reg_rules = i;
+
if (intersect) {
default_regd = ab->default_regd[reg_info->phy_id];
diff --git a/drivers/net/wireless/ath/ath11k/wmi.c b/drivers/net/wireless/ath/ath11k/wmi.c
index 8eca92520837..04b8b002edfe 100644
--- a/drivers/net/wireless/ath/ath11k/wmi.c
+++ b/drivers/net/wireless/ath/ath11k/wmi.c
@@ -2198,37 +2198,6 @@ int ath11k_wmi_send_scan_start_cmd(struct ath11k *ar,
}
}
- len = params->num_hint_s_ssid * sizeof(struct hint_short_ssid);
- tlv = ptr;
- tlv->header = FIELD_PREP(WMI_TLV_TAG, WMI_TAG_ARRAY_FIXED_STRUCT) |
- FIELD_PREP(WMI_TLV_LEN, len);
- ptr += TLV_HDR_SIZE;
- if (params->num_hint_s_ssid) {
- s_ssid = ptr;
- for (i = 0; i < params->num_hint_s_ssid; ++i) {
- s_ssid->freq_flags = params->hint_s_ssid[i].freq_flags;
- s_ssid->short_ssid = params->hint_s_ssid[i].short_ssid;
- s_ssid++;
- }
- }
- ptr += len;
-
- len = params->num_hint_bssid * sizeof(struct hint_bssid);
- tlv = ptr;
- tlv->header = FIELD_PREP(WMI_TLV_TAG, WMI_TAG_ARRAY_FIXED_STRUCT) |
- FIELD_PREP(WMI_TLV_LEN, len);
- ptr += TLV_HDR_SIZE;
- if (params->num_hint_bssid) {
- hint_bssid = ptr;
- for (i = 0; i < params->num_hint_bssid; ++i) {
- hint_bssid->freq_flags =
- params->hint_bssid[i].freq_flags;
- ether_addr_copy(¶ms->hint_bssid[i].bssid.addr[0],
- &hint_bssid->bssid.addr[0]);
- hint_bssid++;
- }
- }
-
ret = ath11k_wmi_cmd_send(wmi, skb,
WMI_START_SCAN_CMDID);
if (ret) {
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c
index a2dbbb977d0c..0ee421f30aa2 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c
@@ -2137,7 +2137,8 @@ brcmf_cfg80211_connect(struct wiphy *wiphy, struct net_device *ndev,
BRCMF_WSEC_MAX_PSK_LEN);
else if (profile->use_fwsup == BRCMF_PROFILE_FWSUP_SAE) {
/* clean up user-space RSNE */
- if (brcmf_fil_iovar_data_set(ifp, "wpaie", NULL, 0)) {
+ err = brcmf_fil_iovar_data_set(ifp, "wpaie", NULL, 0);
+ if (err) {
bphy_err(drvr, "failed to clean up user-space RSNE\n");
goto done;
}
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c
index 39381cbde89e..d8db0dbcfe09 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c
@@ -1936,16 +1936,18 @@ brcmf_pcie_probe(struct pci_dev *pdev, const struct pci_device_id *id)
fwreq = brcmf_pcie_prepare_fw_request(devinfo);
if (!fwreq) {
ret = -ENOMEM;
- goto fail_bus;
+ goto fail_brcmf;
}
ret = brcmf_fw_get_firmwares(bus->dev, fwreq, brcmf_pcie_setup);
if (ret < 0) {
kfree(fwreq);
- goto fail_bus;
+ goto fail_brcmf;
}
return 0;
+fail_brcmf:
+ brcmf_free(&devinfo->pdev->dev);
fail_bus:
kfree(bus->msgbuf);
kfree(bus);
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c
index 99987a789e7e..59c2b2b6027d 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c
@@ -4541,6 +4541,7 @@ void brcmf_sdio_remove(struct brcmf_sdio *bus)
brcmf_sdiod_intr_unregister(bus->sdiodev);
brcmf_detach(bus->sdiodev->dev);
+ brcmf_free(bus->sdiodev->dev);
cancel_work_sync(&bus->datawork);
if (bus->brcmf_wq)
diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c b/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c
index 51ce93d21ffe..8fa1c22fd96d 100644
--- a/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c
+++ b/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c
@@ -808,7 +808,7 @@ static bool is_trig_data_contained(struct iwl_ucode_tlv *new,
struct iwl_fw_ini_trigger_tlv *old_trig = (void *)old->data;
__le32 *new_data = new_trig->data, *old_data = old_trig->data;
u32 new_dwords_num = iwl_tlv_array_len(new, new_trig, data);
- u32 old_dwords_num = iwl_tlv_array_len(new, new_trig, data);
+ u32 old_dwords_num = iwl_tlv_array_len(old, old_trig, data);
int i, j;
for (i = 0; i < new_dwords_num; i++) {
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/ops.c b/drivers/net/wireless/intel/iwlwifi/mvm/ops.c
index f1c5b3a9c26f..0d1118f66f0d 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/ops.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/ops.c
@@ -315,6 +315,12 @@ static const struct iwl_rx_handlers iwl_mvm_rx_handlers[] = {
iwl_mvm_mu_mimo_grp_notif, RX_HANDLER_SYNC),
RX_HANDLER_GRP(DATA_PATH_GROUP, STA_PM_NOTIF,
iwl_mvm_sta_pm_notif, RX_HANDLER_SYNC),
+ RX_HANDLER_GRP(MAC_CONF_GROUP, PROBE_RESPONSE_DATA_NOTIF,
+ iwl_mvm_probe_resp_data_notif,
+ RX_HANDLER_ASYNC_LOCKED),
+ RX_HANDLER_GRP(MAC_CONF_GROUP, CHANNEL_SWITCH_NOA_NOTIF,
+ iwl_mvm_channel_switch_noa_notif,
+ RX_HANDLER_SYNC),
};
#undef RX_HANDLER
#undef RX_HANDLER_GRP
diff --git a/drivers/net/wireless/intersil/orinoco/orinoco_usb.c b/drivers/net/wireless/intersil/orinoco/orinoco_usb.c
index b849d27bd741..d1fc948364c7 100644
--- a/drivers/net/wireless/intersil/orinoco/orinoco_usb.c
+++ b/drivers/net/wireless/intersil/orinoco/orinoco_usb.c
@@ -1223,13 +1223,6 @@ static netdev_tx_t ezusb_xmit(struct sk_buff *skb, struct net_device *dev)
if (skb->len < ETH_HLEN)
goto drop;
- ctx = ezusb_alloc_ctx(upriv, EZUSB_RID_TX, 0);
- if (!ctx)
- goto busy;
-
- memset(ctx->buf, 0, BULK_BUF_SIZE);
- buf = ctx->buf->data;
-
tx_control = 0;
err = orinoco_process_xmit_skb(skb, dev, priv, &tx_control,
@@ -1237,6 +1230,13 @@ static netdev_tx_t ezusb_xmit(struct sk_buff *skb, struct net_device *dev)
if (err)
goto drop;
+ ctx = ezusb_alloc_ctx(upriv, EZUSB_RID_TX, 0);
+ if (!ctx)
+ goto drop;
+
+ memset(ctx->buf, 0, BULK_BUF_SIZE);
+ buf = ctx->buf->data;
+
{
__le16 *tx_cntl = (__le16 *)buf;
*tx_cntl = cpu_to_le16(tx_control);
diff --git a/drivers/net/wireless/marvell/mwifiex/main.c b/drivers/net/wireless/marvell/mwifiex/main.c
index 9ba8a8f64976..6283df5aaaf8 100644
--- a/drivers/net/wireless/marvell/mwifiex/main.c
+++ b/drivers/net/wireless/marvell/mwifiex/main.c
@@ -1471,6 +1471,8 @@ int mwifiex_shutdown_sw(struct mwifiex_adapter *adapter)
priv = mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_ANY);
mwifiex_deauthenticate(priv, NULL);
+ mwifiex_init_shutdown_fw(priv, MWIFIEX_FUNC_SHUTDOWN);
+
mwifiex_uninit_sw(adapter);
adapter->is_up = false;
diff --git a/drivers/net/wireless/mediatek/mt76/dma.c b/drivers/net/wireless/mediatek/mt76/dma.c
index 214fc95b8a33..145e839fea4e 100644
--- a/drivers/net/wireless/mediatek/mt76/dma.c
+++ b/drivers/net/wireless/mediatek/mt76/dma.c
@@ -72,9 +72,11 @@ mt76_free_pending_txwi(struct mt76_dev *dev)
{
struct mt76_txwi_cache *t;
+ local_bh_disable();
while ((t = __mt76_get_txwi(dev)) != NULL)
dma_unmap_single(dev->dev, t->dma_addr, dev->drv->txwi_size,
DMA_TO_DEVICE);
+ local_bh_enable();
}
static int
diff --git a/drivers/net/wireless/mediatek/mt76/mac80211.c b/drivers/net/wireless/mediatek/mt76/mac80211.c
index 4befe7f937a9..466447a5184f 100644
--- a/drivers/net/wireless/mediatek/mt76/mac80211.c
+++ b/drivers/net/wireless/mediatek/mt76/mac80211.c
@@ -305,6 +305,7 @@ mt76_phy_init(struct mt76_dev *dev, struct ieee80211_hw *hw)
ieee80211_hw_set(hw, SUPPORT_FAST_XMIT);
ieee80211_hw_set(hw, SUPPORTS_CLONED_SKBS);
ieee80211_hw_set(hw, SUPPORTS_AMSDU_IN_AMPDU);
+ ieee80211_hw_set(hw, SUPPORTS_REORDERING_BUFFER);
if (!(dev->drv->drv_flags & MT_DRV_AMSDU_OFFLOAD)) {
ieee80211_hw_set(hw, TX_AMSDU);
diff --git a/drivers/net/wireless/mediatek/mt76/mt7603/pci.c b/drivers/net/wireless/mediatek/mt76/mt7603/pci.c
index a5845da3547a..06fa28f645f2 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7603/pci.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7603/pci.c
@@ -57,7 +57,8 @@ mt76pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
return 0;
error:
- ieee80211_free_hw(mt76_hw(dev));
+ mt76_free_device(&dev->mt76);
+
return ret;
}
diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/mac.c b/drivers/net/wireless/mediatek/mt76/mt7615/mac.c
index 8dc645e398fd..3d62fda067e4 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7615/mac.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7615/mac.c
@@ -1046,15 +1046,17 @@ int mt7615_mac_wtbl_update_key(struct mt7615_dev *dev,
if (cmd == SET_KEY) {
if (cipher == MT_CIPHER_TKIP) {
/* Rx/Tx MIC keys are swapped */
+ memcpy(data, key, 16);
memcpy(data + 16, key + 24, 8);
memcpy(data + 24, key + 16, 8);
+ } else {
+ if (cipher != MT_CIPHER_BIP_CMAC_128 && wcid->cipher)
+ memmove(data + 16, data, 16);
+ if (cipher != MT_CIPHER_BIP_CMAC_128 || !wcid->cipher)
+ memcpy(data, key, keylen);
+ else if (cipher == MT_CIPHER_BIP_CMAC_128)
+ memcpy(data + 16, key, 16);
}
- if (cipher != MT_CIPHER_BIP_CMAC_128 && wcid->cipher)
- memmove(data + 16, data, 16);
- if (cipher != MT_CIPHER_BIP_CMAC_128 || !wcid->cipher)
- memcpy(data, key, keylen);
- else if (cipher == MT_CIPHER_BIP_CMAC_128)
- memcpy(data + 16, key, 16);
} else {
if (wcid->cipher & ~BIT(cipher)) {
if (cipher != MT_CIPHER_BIP_CMAC_128)
diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/mmio.c b/drivers/net/wireless/mediatek/mt76/mt7615/mmio.c
index 6de492a4cf02..9b191307e140 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7615/mmio.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7615/mmio.c
@@ -240,7 +240,8 @@ int mt7615_mmio_probe(struct device *pdev, void __iomem *mem_base,
return 0;
error:
- ieee80211_free_hw(mt76_hw(dev));
+ mt76_free_device(&dev->mt76);
+
return ret;
}
diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/sdio_txrx.c b/drivers/net/wireless/mediatek/mt76/mt7615/sdio_txrx.c
index 2486cda3243b..69e38f477b1e 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7615/sdio_txrx.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7615/sdio_txrx.c
@@ -150,7 +150,7 @@ static int mt7663s_tx_pick_quota(struct mt76_sdio *sdio, enum mt76_txq_id qid,
return -EBUSY;
} else {
if (sdio->sched.pse_data_quota < *pse_size + pse_sz ||
- sdio->sched.ple_data_quota < *ple_size)
+ sdio->sched.ple_data_quota < *ple_size + 1)
return -EBUSY;
*ple_size = *ple_size + 1;
diff --git a/drivers/net/wireless/mediatek/mt76/mt76x0/pci.c b/drivers/net/wireless/mediatek/mt76/mt76x0/pci.c
index dda11c704aba..b87d8e136cb9 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76x0/pci.c
+++ b/drivers/net/wireless/mediatek/mt76/mt76x0/pci.c
@@ -194,7 +194,8 @@ mt76x0e_probe(struct pci_dev *pdev, const struct pci_device_id *id)
return 0;
error:
- ieee80211_free_hw(mt76_hw(dev));
+ mt76_free_device(&dev->mt76);
+
return ret;
}
diff --git a/drivers/net/wireless/mediatek/mt76/mt76x2/pci.c b/drivers/net/wireless/mediatek/mt76/mt76x2/pci.c
index 4d50dad29ddf..ecaf85b483ac 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76x2/pci.c
+++ b/drivers/net/wireless/mediatek/mt76/mt76x2/pci.c
@@ -90,7 +90,8 @@ mt76x2e_probe(struct pci_dev *pdev, const struct pci_device_id *id)
return 0;
error:
- ieee80211_free_hw(mt76_hw(dev));
+ mt76_free_device(&dev->mt76);
+
return ret;
}
diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/debugfs.c b/drivers/net/wireless/mediatek/mt76/mt7915/debugfs.c
index 1049927faf24..8f2ad32ade18 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7915/debugfs.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/debugfs.c
@@ -233,6 +233,7 @@ static const struct file_operations fops_tx_stats = {
.read = seq_read,
.llseek = seq_lseek,
.release = single_release,
+ .owner = THIS_MODULE,
};
static int mt7915_read_temperature(struct seq_file *s, void *data)
@@ -460,6 +461,7 @@ static const struct file_operations fops_sta_stats = {
.read = seq_read,
.llseek = seq_lseek,
.release = single_release,
+ .owner = THIS_MODULE,
};
void mt7915_sta_add_debugfs(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/pci.c b/drivers/net/wireless/mediatek/mt76/mt7915/pci.c
index fe62b4d853e4..3ac5bbb94d29 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7915/pci.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/pci.c
@@ -140,7 +140,7 @@ static int mt7915_pci_probe(struct pci_dev *pdev,
dev = container_of(mdev, struct mt7915_dev, mt76);
ret = mt7915_alloc_device(pdev, dev);
if (ret)
- return ret;
+ goto error;
mt76_mmio_init(&dev->mt76, pcim_iomap_table(pdev)[0]);
mdev->rev = (mt7915_l1_rr(dev, MT_HW_CHIPID) << 16) |
@@ -163,7 +163,8 @@ static int mt7915_pci_probe(struct pci_dev *pdev,
return 0;
error:
- ieee80211_free_hw(mt76_hw(dev));
+ mt76_free_device(&dev->mt76);
+
return ret;
}
diff --git a/drivers/net/wireless/quantenna/qtnfmac/pcie/pcie.c b/drivers/net/wireless/quantenna/qtnfmac/pcie/pcie.c
index 5337e67092ca..0f328ce47fee 100644
--- a/drivers/net/wireless/quantenna/qtnfmac/pcie/pcie.c
+++ b/drivers/net/wireless/quantenna/qtnfmac/pcie/pcie.c
@@ -299,19 +299,19 @@ static int qtnf_pcie_probe(struct pci_dev *pdev, const struct pci_device_id *id)
sysctl_bar = qtnf_map_bar(pdev, QTN_SYSCTL_BAR);
if (IS_ERR(sysctl_bar)) {
pr_err("failed to map BAR%u\n", QTN_SYSCTL_BAR);
- return ret;
+ return PTR_ERR(sysctl_bar);
}
dmareg_bar = qtnf_map_bar(pdev, QTN_DMA_BAR);
if (IS_ERR(dmareg_bar)) {
pr_err("failed to map BAR%u\n", QTN_DMA_BAR);
- return ret;
+ return PTR_ERR(dmareg_bar);
}
epmem_bar = qtnf_map_bar(pdev, QTN_SHMEM_BAR);
if (IS_ERR(epmem_bar)) {
pr_err("failed to map BAR%u\n", QTN_SHMEM_BAR);
- return ret;
+ return PTR_ERR(epmem_bar);
}
chipid = qtnf_chip_id_get(sysctl_bar);
diff --git a/drivers/net/wireless/rsi/rsi_91x_usb.c b/drivers/net/wireless/rsi/rsi_91x_usb.c
index a62d41c0ccbc..00b558984798 100644
--- a/drivers/net/wireless/rsi/rsi_91x_usb.c
+++ b/drivers/net/wireless/rsi/rsi_91x_usb.c
@@ -741,24 +741,24 @@ static int rsi_reset_card(struct rsi_hw *adapter)
if (ret < 0)
goto fail;
} else {
- if ((rsi_usb_master_reg_write(adapter,
- NWP_WWD_INTERRUPT_TIMER,
- NWP_WWD_INT_TIMER_CLKS,
- RSI_9116_REG_SIZE)) < 0) {
+ ret = rsi_usb_master_reg_write(adapter,
+ NWP_WWD_INTERRUPT_TIMER,
+ NWP_WWD_INT_TIMER_CLKS,
+ RSI_9116_REG_SIZE);
+ if (ret < 0)
goto fail;
- }
- if ((rsi_usb_master_reg_write(adapter,
- NWP_WWD_SYSTEM_RESET_TIMER,
- NWP_WWD_SYS_RESET_TIMER_CLKS,
- RSI_9116_REG_SIZE)) < 0) {
+ ret = rsi_usb_master_reg_write(adapter,
+ NWP_WWD_SYSTEM_RESET_TIMER,
+ NWP_WWD_SYS_RESET_TIMER_CLKS,
+ RSI_9116_REG_SIZE);
+ if (ret < 0)
goto fail;
- }
- if ((rsi_usb_master_reg_write(adapter,
- NWP_WWD_MODE_AND_RSTART,
- NWP_WWD_TIMER_DISABLE,
- RSI_9116_REG_SIZE)) < 0) {
+ ret = rsi_usb_master_reg_write(adapter,
+ NWP_WWD_MODE_AND_RSTART,
+ NWP_WWD_TIMER_DISABLE,
+ RSI_9116_REG_SIZE);
+ if (ret < 0)
goto fail;
- }
}
rsi_dbg(INFO_ZONE, "Reset card done\n");
diff --git a/drivers/net/wireless/st/cw1200/main.c b/drivers/net/wireless/st/cw1200/main.c
index f7fe56affbcd..326b1cc1d2bc 100644
--- a/drivers/net/wireless/st/cw1200/main.c
+++ b/drivers/net/wireless/st/cw1200/main.c
@@ -381,6 +381,7 @@ static struct ieee80211_hw *cw1200_init_common(const u8 *macaddr,
CW1200_LINK_ID_MAX,
cw1200_skb_dtor,
priv)) {
+ destroy_workqueue(priv->workqueue);
ieee80211_free_hw(hw);
return NULL;
}
@@ -392,6 +393,7 @@ static struct ieee80211_hw *cw1200_init_common(const u8 *macaddr,
for (; i > 0; i--)
cw1200_queue_deinit(&priv->tx_queue[i - 1]);
cw1200_queue_stats_deinit(&priv->tx_queue_stats);
+ destroy_workqueue(priv->workqueue);
ieee80211_free_hw(hw);
return NULL;
}
diff --git a/drivers/net/xen-netback/xenbus.c b/drivers/net/xen-netback/xenbus.c
index f1c1624cec8f..6f10e0998f1c 100644
--- a/drivers/net/xen-netback/xenbus.c
+++ b/drivers/net/xen-netback/xenbus.c
@@ -557,12 +557,14 @@ static int xen_register_credit_watch(struct xenbus_device *dev,
return -ENOMEM;
snprintf(node, maxlen, "%s/rate", dev->nodename);
vif->credit_watch.node = node;
+ vif->credit_watch.will_handle = NULL;
vif->credit_watch.callback = xen_net_rate_changed;
err = register_xenbus_watch(&vif->credit_watch);
if (err) {
pr_err("Failed to set watcher %s\n", vif->credit_watch.node);
kfree(node);
vif->credit_watch.node = NULL;
+ vif->credit_watch.will_handle = NULL;
vif->credit_watch.callback = NULL;
}
return err;
@@ -609,6 +611,7 @@ static int xen_register_mcast_ctrl_watch(struct xenbus_device *dev,
snprintf(node, maxlen, "%s/request-multicast-control",
dev->otherend);
vif->mcast_ctrl_watch.node = node;
+ vif->mcast_ctrl_watch.will_handle = NULL;
vif->mcast_ctrl_watch.callback = xen_mcast_ctrl_changed;
err = register_xenbus_watch(&vif->mcast_ctrl_watch);
if (err) {
@@ -616,6 +619,7 @@ static int xen_register_mcast_ctrl_watch(struct xenbus_device *dev,
vif->mcast_ctrl_watch.node);
kfree(node);
vif->mcast_ctrl_watch.node = NULL;
+ vif->mcast_ctrl_watch.will_handle = NULL;
vif->mcast_ctrl_watch.callback = NULL;
}
return err;
@@ -820,7 +824,7 @@ static void connect(struct backend_info *be)
xenvif_carrier_on(be->vif);
unregister_hotplug_status_watch(be);
- err = xenbus_watch_pathfmt(dev, &be->hotplug_status_watch,
+ err = xenbus_watch_pathfmt(dev, &be->hotplug_status_watch, NULL,
hotplug_status_changed,
"%s/%s", dev->nodename, "hotplug-status");
if (!err)
diff --git a/drivers/nfc/s3fwrn5/firmware.c b/drivers/nfc/s3fwrn5/firmware.c
index ec930ee2c847..64df50827642 100644
--- a/drivers/nfc/s3fwrn5/firmware.c
+++ b/drivers/nfc/s3fwrn5/firmware.c
@@ -293,8 +293,10 @@ static int s3fwrn5_fw_request_firmware(struct s3fwrn5_fw_info *fw_info)
if (ret < 0)
return ret;
- if (fw->fw->size < S3FWRN5_FW_IMAGE_HEADER_SIZE)
+ if (fw->fw->size < S3FWRN5_FW_IMAGE_HEADER_SIZE) {
+ release_firmware(fw->fw);
return -EINVAL;
+ }
memcpy(fw->date, fw->fw->data + 0x00, 12);
fw->date[12] = '\0';
diff --git a/drivers/nvdimm/label.c b/drivers/nvdimm/label.c
index 47a4828b8b31..9251441fd8a3 100644
--- a/drivers/nvdimm/label.c
+++ b/drivers/nvdimm/label.c
@@ -980,6 +980,15 @@ static int __blk_label_update(struct nd_region *nd_region,
}
}
+ /* release slots associated with any invalidated UUIDs */
+ mutex_lock(&nd_mapping->lock);
+ list_for_each_entry_safe(label_ent, e, &nd_mapping->labels, list)
+ if (test_and_clear_bit(ND_LABEL_REAP, &label_ent->flags)) {
+ reap_victim(nd_mapping, label_ent);
+ list_move(&label_ent->list, &list);
+ }
+ mutex_unlock(&nd_mapping->lock);
+
/*
* Find the resource associated with the first label in the set
* per the v1.2 namespace specification.
@@ -999,8 +1008,10 @@ static int __blk_label_update(struct nd_region *nd_region,
if (is_old_resource(res, old_res_list, old_num_resources))
continue; /* carry-over */
slot = nd_label_alloc_slot(ndd);
- if (slot == UINT_MAX)
+ if (slot == UINT_MAX) {
+ rc = -ENXIO;
goto abort;
+ }
dev_dbg(ndd->dev, "allocated: %d\n", slot);
nd_label = to_label(ndd, slot);
diff --git a/drivers/pci/controller/pcie-brcmstb.c b/drivers/pci/controller/pcie-brcmstb.c
index bea86899bd5d..9c3d2982248d 100644
--- a/drivers/pci/controller/pcie-brcmstb.c
+++ b/drivers/pci/controller/pcie-brcmstb.c
@@ -893,6 +893,7 @@ static int brcm_pcie_setup(struct brcm_pcie *pcie)
burst = 0x2; /* 512 bytes */
/* Set SCB_MAX_BURST_SIZE, CFG_READ_UR_MODE, SCB_ACCESS_EN */
+ tmp = readl(base + PCIE_MISC_MISC_CTRL);
u32p_replace_bits(&tmp, 1, PCIE_MISC_MISC_CTRL_SCB_ACCESS_EN_MASK);
u32p_replace_bits(&tmp, 1, PCIE_MISC_MISC_CTRL_CFG_READ_UR_MODE_MASK);
u32p_replace_bits(&tmp, burst, PCIE_MISC_MISC_CTRL_MAX_BURST_SIZE_MASK);
diff --git a/drivers/pci/controller/pcie-iproc.c b/drivers/pci/controller/pcie-iproc.c
index 905e93808243..cc5b7823edeb 100644
--- a/drivers/pci/controller/pcie-iproc.c
+++ b/drivers/pci/controller/pcie-iproc.c
@@ -192,8 +192,15 @@ static const struct iproc_pcie_ib_map paxb_v2_ib_map[] = {
.imap_window_offset = 0x4,
},
{
- /* IARR1/IMAP1 (currently unused) */
- .type = IPROC_PCIE_IB_MAP_INVALID,
+ /* IARR1/IMAP1 */
+ .type = IPROC_PCIE_IB_MAP_MEM,
+ .size_unit = SZ_1M,
+ .region_sizes = { 8 },
+ .nr_sizes = 1,
+ .nr_windows = 8,
+ .imap_addr_offset = 0x4,
+ .imap_window_offset = 0x8,
+
},
{
/* IARR2/IMAP2 */
@@ -307,7 +314,7 @@ enum iproc_pcie_reg {
};
/* iProc PCIe PAXB BCMA registers */
-static const u16 iproc_pcie_reg_paxb_bcma[] = {
+static const u16 iproc_pcie_reg_paxb_bcma[IPROC_PCIE_MAX_NUM_REG] = {
[IPROC_PCIE_CLK_CTRL] = 0x000,
[IPROC_PCIE_CFG_IND_ADDR] = 0x120,
[IPROC_PCIE_CFG_IND_DATA] = 0x124,
@@ -318,7 +325,7 @@ static const u16 iproc_pcie_reg_paxb_bcma[] = {
};
/* iProc PCIe PAXB registers */
-static const u16 iproc_pcie_reg_paxb[] = {
+static const u16 iproc_pcie_reg_paxb[IPROC_PCIE_MAX_NUM_REG] = {
[IPROC_PCIE_CLK_CTRL] = 0x000,
[IPROC_PCIE_CFG_IND_ADDR] = 0x120,
[IPROC_PCIE_CFG_IND_DATA] = 0x124,
@@ -334,7 +341,7 @@ static const u16 iproc_pcie_reg_paxb[] = {
};
/* iProc PCIe PAXB v2 registers */
-static const u16 iproc_pcie_reg_paxb_v2[] = {
+static const u16 iproc_pcie_reg_paxb_v2[IPROC_PCIE_MAX_NUM_REG] = {
[IPROC_PCIE_CLK_CTRL] = 0x000,
[IPROC_PCIE_CFG_IND_ADDR] = 0x120,
[IPROC_PCIE_CFG_IND_DATA] = 0x124,
@@ -351,6 +358,8 @@ static const u16 iproc_pcie_reg_paxb_v2[] = {
[IPROC_PCIE_OMAP3] = 0xdf8,
[IPROC_PCIE_IARR0] = 0xd00,
[IPROC_PCIE_IMAP0] = 0xc00,
+ [IPROC_PCIE_IARR1] = 0xd08,
+ [IPROC_PCIE_IMAP1] = 0xd70,
[IPROC_PCIE_IARR2] = 0xd10,
[IPROC_PCIE_IMAP2] = 0xcc0,
[IPROC_PCIE_IARR3] = 0xe00,
@@ -363,7 +372,7 @@ static const u16 iproc_pcie_reg_paxb_v2[] = {
};
/* iProc PCIe PAXC v1 registers */
-static const u16 iproc_pcie_reg_paxc[] = {
+static const u16 iproc_pcie_reg_paxc[IPROC_PCIE_MAX_NUM_REG] = {
[IPROC_PCIE_CLK_CTRL] = 0x000,
[IPROC_PCIE_CFG_IND_ADDR] = 0x1f0,
[IPROC_PCIE_CFG_IND_DATA] = 0x1f4,
@@ -372,7 +381,7 @@ static const u16 iproc_pcie_reg_paxc[] = {
};
/* iProc PCIe PAXC v2 registers */
-static const u16 iproc_pcie_reg_paxc_v2[] = {
+static const u16 iproc_pcie_reg_paxc_v2[IPROC_PCIE_MAX_NUM_REG] = {
[IPROC_PCIE_MSI_GIC_MODE] = 0x050,
[IPROC_PCIE_MSI_BASE_ADDR] = 0x074,
[IPROC_PCIE_MSI_WINDOW_SIZE] = 0x078,
diff --git a/drivers/pci/pci-acpi.c b/drivers/pci/pci-acpi.c
index bf03648c2072..745a4e0c4994 100644
--- a/drivers/pci/pci-acpi.c
+++ b/drivers/pci/pci-acpi.c
@@ -1060,7 +1060,7 @@ static int acpi_pci_propagate_wakeup(struct pci_bus *bus, bool enable)
{
while (bus->parent) {
if (acpi_pm_device_can_wakeup(&bus->self->dev))
- return acpi_pm_set_bridge_wakeup(&bus->self->dev, enable);
+ return acpi_pm_set_device_wakeup(&bus->self->dev, enable);
bus = bus->parent;
}
@@ -1068,7 +1068,7 @@ static int acpi_pci_propagate_wakeup(struct pci_bus *bus, bool enable)
/* We have reached the root bus. */
if (bus->bridge) {
if (acpi_pm_device_can_wakeup(bus->bridge))
- return acpi_pm_set_bridge_wakeup(bus->bridge, enable);
+ return acpi_pm_set_device_wakeup(bus->bridge, enable);
}
return 0;
}
diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c
index e578d34095e9..6427cbd0a5be 100644
--- a/drivers/pci/pci.c
+++ b/drivers/pci/pci.c
@@ -6202,19 +6202,21 @@ static resource_size_t pci_specified_resource_alignment(struct pci_dev *dev,
while (*p) {
count = 0;
if (sscanf(p, "%d%n", &align_order, &count) == 1 &&
- p[count] == '@') {
+ p[count] == '@') {
p += count + 1;
+ if (align_order > 63) {
+ pr_err("PCI: Invalid requested alignment (order %d)\n",
+ align_order);
+ align_order = PAGE_SHIFT;
+ }
} else {
- align_order = -1;
+ align_order = PAGE_SHIFT;
}
ret = pci_dev_str_match(dev, p, &p);
if (ret == 1) {
*resize = true;
- if (align_order == -1)
- align = PAGE_SIZE;
- else
- align = 1 << align_order;
+ align = 1ULL << align_order;
break;
} else if (ret < 0) {
pr_err("PCI: Can't parse resource_alignment parameter: %s\n",
diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c
index f70692ac79c5..fb1dc11e7cc5 100644
--- a/drivers/pci/quirks.c
+++ b/drivers/pci/quirks.c
@@ -5567,17 +5567,26 @@ static void pci_fixup_no_d0_pme(struct pci_dev *dev)
DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ASMEDIA, 0x2142, pci_fixup_no_d0_pme);
/*
- * Device [12d8:0x400e] and [12d8:0x400f]
+ * Device 12d8:0x400e [OHCI] and 12d8:0x400f [EHCI]
+ *
* These devices advertise PME# support in all power states but don't
* reliably assert it.
+ *
+ * These devices also advertise MSI, but documentation (PI7C9X440SL.pdf)
+ * says "The MSI Function is not implemented on this device" in chapters
+ * 7.3.27, 7.3.29-7.3.31.
*/
-static void pci_fixup_no_pme(struct pci_dev *dev)
+static void pci_fixup_no_msi_no_pme(struct pci_dev *dev)
{
+#ifdef CONFIG_PCI_MSI
+ pci_info(dev, "MSI is not implemented on this device, disabling it\n");
+ dev->no_msi = 1;
+#endif
pci_info(dev, "PME# is unreliable, disabling it\n");
dev->pme_support = 0;
}
-DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_PERICOM, 0x400e, pci_fixup_no_pme);
-DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_PERICOM, 0x400f, pci_fixup_no_pme);
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_PERICOM, 0x400e, pci_fixup_no_msi_no_pme);
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_PERICOM, 0x400f, pci_fixup_no_msi_no_pme);
static void apex_pci_fixup_class(struct pci_dev *pdev)
{
diff --git a/drivers/pci/slot.c b/drivers/pci/slot.c
index 3861505741e6..ed2077e7470a 100644
--- a/drivers/pci/slot.c
+++ b/drivers/pci/slot.c
@@ -272,6 +272,9 @@ struct pci_slot *pci_create_slot(struct pci_bus *parent, int slot_nr,
goto err;
}
+ INIT_LIST_HEAD(&slot->list);
+ list_add(&slot->list, &parent->slots);
+
err = kobject_init_and_add(&slot->kobj, &pci_slot_ktype, NULL,
"%s", slot_name);
if (err) {
@@ -279,9 +282,6 @@ struct pci_slot *pci_create_slot(struct pci_bus *parent, int slot_nr,
goto err;
}
- INIT_LIST_HEAD(&slot->list);
- list_add(&slot->list, &parent->slots);
-
down_read(&pci_bus_sem);
list_for_each_entry(dev, &parent->devices, bus_list)
if (PCI_SLOT(dev->devfn) == slot_nr)
diff --git a/drivers/phy/mediatek/Kconfig b/drivers/phy/mediatek/Kconfig
index c8126bde9d7c..43150608d8b6 100644
--- a/drivers/phy/mediatek/Kconfig
+++ b/drivers/phy/mediatek/Kconfig
@@ -38,7 +38,9 @@ config PHY_MTK_XSPHY
config PHY_MTK_HDMI
tristate "MediaTek HDMI-PHY Driver"
- depends on ARCH_MEDIATEK && OF
+ depends on ARCH_MEDIATEK || COMPILE_TEST
+ depends on COMMON_CLK
+ depends on OF
select GENERIC_PHY
help
Support HDMI PHY for Mediatek SoCs.
diff --git a/drivers/phy/mediatek/phy-mtk-hdmi.c b/drivers/phy/mediatek/phy-mtk-hdmi.c
index 47c029d4b270..206cc3468722 100644
--- a/drivers/phy/mediatek/phy-mtk-hdmi.c
+++ b/drivers/phy/mediatek/phy-mtk-hdmi.c
@@ -84,8 +84,9 @@ mtk_hdmi_phy_dev_get_ops(const struct mtk_hdmi_phy *hdmi_phy)
hdmi_phy->conf->hdmi_phy_disable_tmds)
return &mtk_hdmi_phy_dev_ops;
- dev_err(hdmi_phy->dev, "Failed to get dev ops of phy\n");
- return NULL;
+ if (hdmi_phy)
+ dev_err(hdmi_phy->dev, "Failed to get dev ops of phy\n");
+ return NULL;
}
static void mtk_hdmi_phy_clk_get_data(struct mtk_hdmi_phy *hdmi_phy,
diff --git a/drivers/phy/renesas/phy-rcar-gen3-usb2.c b/drivers/phy/renesas/phy-rcar-gen3-usb2.c
index e34e4475027c..2cb949f931b6 100644
--- a/drivers/phy/renesas/phy-rcar-gen3-usb2.c
+++ b/drivers/phy/renesas/phy-rcar-gen3-usb2.c
@@ -656,8 +656,10 @@ static int rcar_gen3_phy_usb2_probe(struct platform_device *pdev)
*/
pm_runtime_enable(dev);
phy_usb2_ops = of_device_get_match_data(dev);
- if (!phy_usb2_ops)
- return -EINVAL;
+ if (!phy_usb2_ops) {
+ ret = -EINVAL;
+ goto error;
+ }
mutex_init(&channel->lock);
for (i = 0; i < NUM_OF_PHYS; i++) {
diff --git a/drivers/phy/tegra/xusb.c b/drivers/phy/tegra/xusb.c
index ad88d74c1884..181a1be5f491 100644
--- a/drivers/phy/tegra/xusb.c
+++ b/drivers/phy/tegra/xusb.c
@@ -688,7 +688,7 @@ static int tegra_xusb_setup_usb_role_switch(struct tegra_xusb_port *port)
* reference to retrieve usb-phy details.
*/
port->usb_phy.dev = &lane->pad->lanes[port->index]->dev;
- port->usb_phy.dev->driver = port->padctl->dev->driver;
+ port->usb_phy.dev->driver = port->dev.driver;
port->usb_phy.otg->usb_phy = &port->usb_phy;
port->usb_phy.otg->set_peripheral = tegra_xusb_set_peripheral;
port->usb_phy.otg->set_host = tegra_xusb_set_host;
diff --git a/drivers/pinctrl/core.c b/drivers/pinctrl/core.c
index 3663d87f51a0..9fc4433fece4 100644
--- a/drivers/pinctrl/core.c
+++ b/drivers/pinctrl/core.c
@@ -1602,9 +1602,11 @@ static int pinctrl_pins_show(struct seq_file *s, void *what)
struct pinctrl_dev *pctldev = s->private;
const struct pinctrl_ops *ops = pctldev->desc->pctlops;
unsigned i, pin;
+#ifdef CONFIG_GPIOLIB
struct pinctrl_gpio_range *range;
unsigned int gpio_num;
struct gpio_chip *chip;
+#endif
seq_printf(s, "registered pins: %d\n", pctldev->desc->npins);
diff --git a/drivers/pinctrl/pinctrl-falcon.c b/drivers/pinctrl/pinctrl-falcon.c
index 62c02b969327..7521a924dffb 100644
--- a/drivers/pinctrl/pinctrl-falcon.c
+++ b/drivers/pinctrl/pinctrl-falcon.c
@@ -431,24 +431,28 @@ static int pinctrl_falcon_probe(struct platform_device *pdev)
/* load and remap the pad resources of the different banks */
for_each_compatible_node(np, NULL, "lantiq,pad-falcon") {
- struct platform_device *ppdev = of_find_device_by_node(np);
const __be32 *bank = of_get_property(np, "lantiq,bank", NULL);
struct resource res;
+ struct platform_device *ppdev;
u32 avail;
int pins;
if (!of_device_is_available(np))
continue;
- if (!ppdev) {
- dev_err(&pdev->dev, "failed to find pad pdev\n");
- continue;
- }
if (!bank || *bank >= PORTS)
continue;
if (of_address_to_resource(np, 0, &res))
continue;
+
+ ppdev = of_find_device_by_node(np);
+ if (!ppdev) {
+ dev_err(&pdev->dev, "failed to find pad pdev\n");
+ continue;
+ }
+
falcon_info.clk[*bank] = clk_get(&ppdev->dev, NULL);
+ put_device(&ppdev->dev);
if (IS_ERR(falcon_info.clk[*bank])) {
dev_err(&ppdev->dev, "failed to get clock\n");
of_node_put(np);
diff --git a/drivers/pinctrl/sunxi/pinctrl-sun50i-a100.c b/drivers/pinctrl/sunxi/pinctrl-sun50i-a100.c
index 19cfd1e76ee2..e69f6da40dc0 100644
--- a/drivers/pinctrl/sunxi/pinctrl-sun50i-a100.c
+++ b/drivers/pinctrl/sunxi/pinctrl-sun50i-a100.c
@@ -677,7 +677,7 @@ static const struct sunxi_desc_pin a100_pins[] = {
SUNXI_FUNCTION_IRQ_BANK(0x6, 6, 19)),
};
-static const unsigned int a100_irq_bank_map[] = { 0, 1, 2, 3, 4, 5, 6};
+static const unsigned int a100_irq_bank_map[] = { 1, 2, 3, 4, 5, 6, 7};
static const struct sunxi_pinctrl_desc a100_pinctrl_data = {
.pins = a100_pins,
diff --git a/drivers/pinctrl/sunxi/pinctrl-sunxi.c b/drivers/pinctrl/sunxi/pinctrl-sunxi.c
index 8e792f8e2dc9..e42a3a0005a7 100644
--- a/drivers/pinctrl/sunxi/pinctrl-sunxi.c
+++ b/drivers/pinctrl/sunxi/pinctrl-sunxi.c
@@ -1142,20 +1142,22 @@ static void sunxi_pinctrl_irq_handler(struct irq_desc *desc)
if (bank == pctl->desc->irq_banks)
return;
+ chained_irq_enter(chip, desc);
+
reg = sunxi_irq_status_reg_from_bank(pctl->desc, bank);
val = readl(pctl->membase + reg);
if (val) {
int irqoffset;
- chained_irq_enter(chip, desc);
for_each_set_bit(irqoffset, &val, IRQ_PER_BANK) {
int pin_irq = irq_find_mapping(pctl->domain,
bank * IRQ_PER_BANK + irqoffset);
generic_handle_irq(pin_irq);
}
- chained_irq_exit(chip, desc);
}
+
+ chained_irq_exit(chip, desc);
}
static int sunxi_pinctrl_add_function(struct sunxi_pinctrl *pctl,
diff --git a/drivers/platform/chrome/cros_ec_spi.c b/drivers/platform/chrome/cros_ec_spi.c
index dfa1f816a45f..f9df218fc2bb 100644
--- a/drivers/platform/chrome/cros_ec_spi.c
+++ b/drivers/platform/chrome/cros_ec_spi.c
@@ -742,7 +742,6 @@ static int cros_ec_spi_probe(struct spi_device *spi)
int err;
spi->bits_per_word = 8;
- spi->mode = SPI_MODE_0;
spi->rt = true;
err = spi_setup(spi);
if (err < 0)
diff --git a/drivers/platform/x86/dell-smbios-base.c b/drivers/platform/x86/dell-smbios-base.c
index 2e2cd565926a..3a1dbf199441 100644
--- a/drivers/platform/x86/dell-smbios-base.c
+++ b/drivers/platform/x86/dell-smbios-base.c
@@ -594,6 +594,7 @@ static int __init dell_smbios_init(void)
if (wmi && smm) {
pr_err("No SMBIOS backends available (wmi: %d, smm: %d)\n",
wmi, smm);
+ ret = -ENODEV;
goto fail_create_group;
}
diff --git a/drivers/platform/x86/intel-vbtn.c b/drivers/platform/x86/intel-vbtn.c
index 0419c8001fe3..3b49a1f4061b 100644
--- a/drivers/platform/x86/intel-vbtn.c
+++ b/drivers/platform/x86/intel-vbtn.c
@@ -15,9 +15,13 @@
#include <linux/platform_device.h>
#include <linux/suspend.h>
+/* Returned when NOT in tablet mode on some HP Stream x360 11 models */
+#define VGBS_TABLET_MODE_FLAG_ALT 0x10
/* When NOT in tablet mode, VGBS returns with the flag 0x40 */
-#define TABLET_MODE_FLAG 0x40
-#define DOCK_MODE_FLAG 0x80
+#define VGBS_TABLET_MODE_FLAG 0x40
+#define VGBS_DOCK_MODE_FLAG 0x80
+
+#define VGBS_TABLET_MODE_FLAGS (VGBS_TABLET_MODE_FLAG | VGBS_TABLET_MODE_FLAG_ALT)
MODULE_LICENSE("GPL");
MODULE_AUTHOR("AceLan Kao");
@@ -72,9 +76,9 @@ static void detect_tablet_mode(struct platform_device *device)
if (ACPI_FAILURE(status))
return;
- m = !(vgbs & TABLET_MODE_FLAG);
+ m = !(vgbs & VGBS_TABLET_MODE_FLAGS);
input_report_switch(priv->input_dev, SW_TABLET_MODE, m);
- m = (vgbs & DOCK_MODE_FLAG) ? 1 : 0;
+ m = (vgbs & VGBS_DOCK_MODE_FLAG) ? 1 : 0;
input_report_switch(priv->input_dev, SW_DOCK, m);
}
@@ -212,6 +216,12 @@ static const struct dmi_system_id dmi_switches_allow_list[] = {
DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion 13 x360 PC"),
},
},
+ {
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Switch SA5-271"),
+ },
+ },
{} /* Array terminator */
};
diff --git a/drivers/platform/x86/mlx-platform.c b/drivers/platform/x86/mlx-platform.c
index 986ad3dda1c1..8bce3da32a42 100644
--- a/drivers/platform/x86/mlx-platform.c
+++ b/drivers/platform/x86/mlx-platform.c
@@ -319,15 +319,6 @@ static struct i2c_mux_reg_platform_data mlxplat_extended_mux_data[] = {
};
/* Platform hotplug devices */
-static struct i2c_board_info mlxplat_mlxcpld_psu[] = {
- {
- I2C_BOARD_INFO("24c02", 0x51),
- },
- {
- I2C_BOARD_INFO("24c02", 0x50),
- },
-};
-
static struct i2c_board_info mlxplat_mlxcpld_pwr[] = {
{
I2C_BOARD_INFO("dps460", 0x59),
@@ -383,15 +374,13 @@ static struct mlxreg_core_data mlxplat_mlxcpld_default_psu_items_data[] = {
.label = "psu1",
.reg = MLXPLAT_CPLD_LPC_REG_PSU_OFFSET,
.mask = BIT(0),
- .hpdev.brdinfo = &mlxplat_mlxcpld_psu[0],
- .hpdev.nr = MLXPLAT_CPLD_PSU_DEFAULT_NR,
+ .hpdev.nr = MLXPLAT_CPLD_NR_NONE,
},
{
.label = "psu2",
.reg = MLXPLAT_CPLD_LPC_REG_PSU_OFFSET,
.mask = BIT(1),
- .hpdev.brdinfo = &mlxplat_mlxcpld_psu[1],
- .hpdev.nr = MLXPLAT_CPLD_PSU_DEFAULT_NR,
+ .hpdev.nr = MLXPLAT_CPLD_NR_NONE,
},
};
@@ -458,7 +447,7 @@ static struct mlxreg_core_item mlxplat_mlxcpld_default_items[] = {
.aggr_mask = MLXPLAT_CPLD_AGGR_PSU_MASK_DEF,
.reg = MLXPLAT_CPLD_LPC_REG_PSU_OFFSET,
.mask = MLXPLAT_CPLD_PSU_MASK,
- .count = ARRAY_SIZE(mlxplat_mlxcpld_psu),
+ .count = ARRAY_SIZE(mlxplat_mlxcpld_default_psu_items_data),
.inversed = 1,
.health = false,
},
@@ -467,7 +456,7 @@ static struct mlxreg_core_item mlxplat_mlxcpld_default_items[] = {
.aggr_mask = MLXPLAT_CPLD_AGGR_PWR_MASK_DEF,
.reg = MLXPLAT_CPLD_LPC_REG_PWR_OFFSET,
.mask = MLXPLAT_CPLD_PWR_MASK,
- .count = ARRAY_SIZE(mlxplat_mlxcpld_pwr),
+ .count = ARRAY_SIZE(mlxplat_mlxcpld_default_pwr_items_data),
.inversed = 0,
.health = false,
},
@@ -476,7 +465,7 @@ static struct mlxreg_core_item mlxplat_mlxcpld_default_items[] = {
.aggr_mask = MLXPLAT_CPLD_AGGR_FAN_MASK_DEF,
.reg = MLXPLAT_CPLD_LPC_REG_FAN_OFFSET,
.mask = MLXPLAT_CPLD_FAN_MASK,
- .count = ARRAY_SIZE(mlxplat_mlxcpld_fan),
+ .count = ARRAY_SIZE(mlxplat_mlxcpld_default_fan_items_data),
.inversed = 1,
.health = false,
},
@@ -497,7 +486,7 @@ static struct mlxreg_core_item mlxplat_mlxcpld_comex_items[] = {
.aggr_mask = MLXPLAT_CPLD_AGGR_MASK_CARRIER,
.reg = MLXPLAT_CPLD_LPC_REG_PSU_OFFSET,
.mask = MLXPLAT_CPLD_PSU_MASK,
- .count = ARRAY_SIZE(mlxplat_mlxcpld_psu),
+ .count = ARRAY_SIZE(mlxplat_mlxcpld_default_psu_items_data),
.inversed = 1,
.health = false,
},
@@ -506,7 +495,7 @@ static struct mlxreg_core_item mlxplat_mlxcpld_comex_items[] = {
.aggr_mask = MLXPLAT_CPLD_AGGR_MASK_CARRIER,
.reg = MLXPLAT_CPLD_LPC_REG_PWR_OFFSET,
.mask = MLXPLAT_CPLD_PWR_MASK,
- .count = ARRAY_SIZE(mlxplat_mlxcpld_pwr),
+ .count = ARRAY_SIZE(mlxplat_mlxcpld_default_pwr_items_data),
.inversed = 0,
.health = false,
},
@@ -515,7 +504,7 @@ static struct mlxreg_core_item mlxplat_mlxcpld_comex_items[] = {
.aggr_mask = MLXPLAT_CPLD_AGGR_MASK_CARRIER,
.reg = MLXPLAT_CPLD_LPC_REG_FAN_OFFSET,
.mask = MLXPLAT_CPLD_FAN_MASK,
- .count = ARRAY_SIZE(mlxplat_mlxcpld_fan),
+ .count = ARRAY_SIZE(mlxplat_mlxcpld_default_fan_items_data),
.inversed = 1,
.health = false,
},
@@ -603,15 +592,13 @@ static struct mlxreg_core_data mlxplat_mlxcpld_msn274x_psu_items_data[] = {
.label = "psu1",
.reg = MLXPLAT_CPLD_LPC_REG_PSU_OFFSET,
.mask = BIT(0),
- .hpdev.brdinfo = &mlxplat_mlxcpld_psu[0],
- .hpdev.nr = MLXPLAT_CPLD_PSU_MSNXXXX_NR,
+ .hpdev.nr = MLXPLAT_CPLD_NR_NONE,
},
{
.label = "psu2",
.reg = MLXPLAT_CPLD_LPC_REG_PSU_OFFSET,
.mask = BIT(1),
- .hpdev.brdinfo = &mlxplat_mlxcpld_psu[1],
- .hpdev.nr = MLXPLAT_CPLD_PSU_MSNXXXX_NR,
+ .hpdev.nr = MLXPLAT_CPLD_NR_NONE,
},
};
diff --git a/drivers/power/supply/axp288_charger.c b/drivers/power/supply/axp288_charger.c
index 9d981b76c1e7..a4df1ea92386 100644
--- a/drivers/power/supply/axp288_charger.c
+++ b/drivers/power/supply/axp288_charger.c
@@ -548,14 +548,15 @@ static irqreturn_t axp288_charger_irq_thread_handler(int irq, void *dev)
/*
* The HP Pavilion x2 10 series comes in a number of variants:
- * Bay Trail SoC + AXP288 PMIC, DMI_BOARD_NAME: "815D"
- * Cherry Trail SoC + AXP288 PMIC, DMI_BOARD_NAME: "813E"
- * Cherry Trail SoC + TI PMIC, DMI_BOARD_NAME: "827C" or "82F4"
+ * Bay Trail SoC + AXP288 PMIC, Micro-USB, DMI_BOARD_NAME: "8021"
+ * Bay Trail SoC + AXP288 PMIC, Type-C, DMI_BOARD_NAME: "815D"
+ * Cherry Trail SoC + AXP288 PMIC, Type-C, DMI_BOARD_NAME: "813E"
+ * Cherry Trail SoC + TI PMIC, Type-C, DMI_BOARD_NAME: "827C" or "82F4"
*
- * The variants with the AXP288 PMIC are all kinds of special:
+ * The variants with the AXP288 + Type-C connector are all kinds of special:
*
- * 1. All variants use a Type-C connector which the AXP288 does not support, so
- * when using a Type-C charger it is not recognized. Unlike most AXP288 devices,
+ * 1. They use a Type-C connector which the AXP288 does not support, so when
+ * using a Type-C charger it is not recognized. Unlike most AXP288 devices,
* this model actually has mostly working ACPI AC / Battery code, the ACPI code
* "solves" this by simply setting the input_current_limit to 3A.
* There are still some issues with the ACPI code, so we use this native driver,
@@ -578,12 +579,17 @@ static irqreturn_t axp288_charger_irq_thread_handler(int irq, void *dev)
*/
static const struct dmi_system_id axp288_hp_x2_dmi_ids[] = {
{
- /*
- * Bay Trail model has "Hewlett-Packard" as sys_vendor, Cherry
- * Trail model has "HP", so we only match on product_name.
- */
.matches = {
- DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion x2 Detachable"),
+ DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
+ DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "HP Pavilion x2 Detachable"),
+ DMI_EXACT_MATCH(DMI_BOARD_NAME, "815D"),
+ },
+ },
+ {
+ .matches = {
+ DMI_EXACT_MATCH(DMI_SYS_VENDOR, "HP"),
+ DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "HP Pavilion x2 Detachable"),
+ DMI_EXACT_MATCH(DMI_BOARD_NAME, "813E"),
},
},
{} /* Terminating entry */
diff --git a/drivers/power/supply/bq24190_charger.c b/drivers/power/supply/bq24190_charger.c
index d14186525e1e..845af0f44c02 100644
--- a/drivers/power/supply/bq24190_charger.c
+++ b/drivers/power/supply/bq24190_charger.c
@@ -448,8 +448,10 @@ static ssize_t bq24190_sysfs_show(struct device *dev,
return -EINVAL;
ret = pm_runtime_get_sync(bdi->dev);
- if (ret < 0)
+ if (ret < 0) {
+ pm_runtime_put_noidle(bdi->dev);
return ret;
+ }
ret = bq24190_read_mask(bdi, info->reg, info->mask, info->shift, &v);
if (ret)
@@ -1077,8 +1079,10 @@ static int bq24190_charger_get_property(struct power_supply *psy,
dev_dbg(bdi->dev, "prop: %d\n", psp);
ret = pm_runtime_get_sync(bdi->dev);
- if (ret < 0)
+ if (ret < 0) {
+ pm_runtime_put_noidle(bdi->dev);
return ret;
+ }
switch (psp) {
case POWER_SUPPLY_PROP_CHARGE_TYPE:
@@ -1149,8 +1153,10 @@ static int bq24190_charger_set_property(struct power_supply *psy,
dev_dbg(bdi->dev, "prop: %d\n", psp);
ret = pm_runtime_get_sync(bdi->dev);
- if (ret < 0)
+ if (ret < 0) {
+ pm_runtime_put_noidle(bdi->dev);
return ret;
+ }
switch (psp) {
case POWER_SUPPLY_PROP_ONLINE:
@@ -1410,8 +1416,10 @@ static int bq24190_battery_get_property(struct power_supply *psy,
dev_dbg(bdi->dev, "prop: %d\n", psp);
ret = pm_runtime_get_sync(bdi->dev);
- if (ret < 0)
+ if (ret < 0) {
+ pm_runtime_put_noidle(bdi->dev);
return ret;
+ }
switch (psp) {
case POWER_SUPPLY_PROP_STATUS:
@@ -1456,8 +1464,10 @@ static int bq24190_battery_set_property(struct power_supply *psy,
dev_dbg(bdi->dev, "prop: %d\n", psp);
ret = pm_runtime_get_sync(bdi->dev);
- if (ret < 0)
+ if (ret < 0) {
+ pm_runtime_put_noidle(bdi->dev);
return ret;
+ }
switch (psp) {
case POWER_SUPPLY_PROP_ONLINE:
diff --git a/drivers/power/supply/bq25890_charger.c b/drivers/power/supply/bq25890_charger.c
index 34c21c51bac1..945c3257ca93 100644
--- a/drivers/power/supply/bq25890_charger.c
+++ b/drivers/power/supply/bq25890_charger.c
@@ -299,7 +299,7 @@ static const union {
/* TODO: BQ25896 has max ICHG 3008 mA */
[TBL_ICHG] = { .rt = {0, 5056000, 64000} }, /* uA */
[TBL_ITERM] = { .rt = {64000, 1024000, 64000} }, /* uA */
- [TBL_IILIM] = { .rt = {50000, 3200000, 50000} }, /* uA */
+ [TBL_IILIM] = { .rt = {100000, 3250000, 50000} }, /* uA */
[TBL_VREG] = { .rt = {3840000, 4608000, 16000} }, /* uV */
[TBL_BOOSTV] = { .rt = {4550000, 5510000, 64000} }, /* uV */
[TBL_SYSVMIN] = { .rt = {3000000, 3700000, 100000} }, /* uV */
diff --git a/drivers/power/supply/max17042_battery.c b/drivers/power/supply/max17042_battery.c
index f284547913d6..2e9672fe4df1 100644
--- a/drivers/power/supply/max17042_battery.c
+++ b/drivers/power/supply/max17042_battery.c
@@ -85,9 +85,10 @@ static enum power_supply_property max17042_battery_props[] = {
POWER_SUPPLY_PROP_TEMP_MAX,
POWER_SUPPLY_PROP_HEALTH,
POWER_SUPPLY_PROP_SCOPE,
+ POWER_SUPPLY_PROP_TIME_TO_EMPTY_NOW,
+ // these two have to be at the end on the list
POWER_SUPPLY_PROP_CURRENT_NOW,
POWER_SUPPLY_PROP_CURRENT_AVG,
- POWER_SUPPLY_PROP_TIME_TO_EMPTY_NOW,
};
static int max17042_get_temperature(struct max17042_chip *chip, int *temp)
diff --git a/drivers/ps3/ps3stor_lib.c b/drivers/ps3/ps3stor_lib.c
index 333ba83006e4..a12a1ad9b5fe 100644
--- a/drivers/ps3/ps3stor_lib.c
+++ b/drivers/ps3/ps3stor_lib.c
@@ -189,7 +189,7 @@ int ps3stor_setup(struct ps3_storage_device *dev, irq_handler_t handler)
dev->bounce_lpar = ps3_mm_phys_to_lpar(__pa(dev->bounce_buf));
dev->bounce_dma = dma_map_single(&dev->sbd.core, dev->bounce_buf,
dev->bounce_size, DMA_BIDIRECTIONAL);
- if (!dev->bounce_dma) {
+ if (dma_mapping_error(&dev->sbd.core, dev->bounce_dma)) {
dev_err(&dev->sbd.core, "%s:%u: map DMA region failed\n",
__func__, __LINE__);
error = -ENODEV;
diff --git a/drivers/pwm/pwm-imx27.c b/drivers/pwm/pwm-imx27.c
index c50d453552bd..86bcafd23e4f 100644
--- a/drivers/pwm/pwm-imx27.c
+++ b/drivers/pwm/pwm-imx27.c
@@ -235,8 +235,9 @@ static int pwm_imx27_apply(struct pwm_chip *chip, struct pwm_device *pwm,
period_cycles /= prescale;
c = clkrate * state->duty_cycle;
- do_div(c, NSEC_PER_SEC * prescale);
+ do_div(c, NSEC_PER_SEC);
duty_cycles = c;
+ duty_cycles /= prescale;
/*
* according to imx pwm RM, the real period value should be PERIOD
diff --git a/drivers/pwm/pwm-lp3943.c b/drivers/pwm/pwm-lp3943.c
index 7551253ada32..bf3f14fb5f24 100644
--- a/drivers/pwm/pwm-lp3943.c
+++ b/drivers/pwm/pwm-lp3943.c
@@ -275,6 +275,7 @@ static int lp3943_pwm_probe(struct platform_device *pdev)
lp3943_pwm->chip.dev = &pdev->dev;
lp3943_pwm->chip.ops = &lp3943_pwm_ops;
lp3943_pwm->chip.npwm = LP3943_NUM_PWMS;
+ lp3943_pwm->chip.base = -1;
platform_set_drvdata(pdev, lp3943_pwm);
diff --git a/drivers/pwm/pwm-sun4i.c b/drivers/pwm/pwm-sun4i.c
index 38a4c5c1317b..482d5b9cec1f 100644
--- a/drivers/pwm/pwm-sun4i.c
+++ b/drivers/pwm/pwm-sun4i.c
@@ -294,12 +294,8 @@ static int sun4i_pwm_apply(struct pwm_chip *chip, struct pwm_device *pwm,
ctrl |= BIT_CH(PWM_CLK_GATING, pwm->hwpwm);
- if (state->enabled) {
+ if (state->enabled)
ctrl |= BIT_CH(PWM_EN, pwm->hwpwm);
- } else {
- ctrl &= ~BIT_CH(PWM_EN, pwm->hwpwm);
- ctrl &= ~BIT_CH(PWM_CLK_GATING, pwm->hwpwm);
- }
sun4i_pwm_writel(sun4i_pwm, ctrl, PWM_CTRL_REG);
diff --git a/drivers/pwm/pwm-zx.c b/drivers/pwm/pwm-zx.c
index e2c21cc34a96..3763ce5311ac 100644
--- a/drivers/pwm/pwm-zx.c
+++ b/drivers/pwm/pwm-zx.c
@@ -238,6 +238,7 @@ static int zx_pwm_probe(struct platform_device *pdev)
ret = pwmchip_add(&zpc->chip);
if (ret < 0) {
dev_err(&pdev->dev, "failed to add PWM chip: %d\n", ret);
+ clk_disable_unprepare(zpc->pclk);
return ret;
}
diff --git a/drivers/regulator/axp20x-regulator.c b/drivers/regulator/axp20x-regulator.c
index cd1224182ad7..90cb8445f721 100644
--- a/drivers/regulator/axp20x-regulator.c
+++ b/drivers/regulator/axp20x-regulator.c
@@ -594,7 +594,7 @@ static const struct regulator_desc axp22x_regulators[] = {
AXP22X_DLDO1_V_OUT, AXP22X_DLDO1_V_OUT_MASK,
AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO1_MASK),
AXP_DESC(AXP22X, DLDO2, "dldo2", "dldoin", 700, 3300, 100,
- AXP22X_DLDO2_V_OUT, AXP22X_PWR_OUT_DLDO2_MASK,
+ AXP22X_DLDO2_V_OUT, AXP22X_DLDO2_V_OUT_MASK,
AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO2_MASK),
AXP_DESC(AXP22X, DLDO3, "dldo3", "dldoin", 700, 3300, 100,
AXP22X_DLDO3_V_OUT, AXP22X_DLDO3_V_OUT_MASK,
diff --git a/drivers/remoteproc/mtk_common.h b/drivers/remoteproc/mtk_common.h
index 47b4561443a9..f2bcc9d9fda6 100644
--- a/drivers/remoteproc/mtk_common.h
+++ b/drivers/remoteproc/mtk_common.h
@@ -32,22 +32,22 @@
#define MT8183_SCP_CACHESIZE_8KB BIT(8)
#define MT8183_SCP_CACHE_CON_WAYEN BIT(10)
-#define MT8192_L2TCM_SRAM_PD_0 0x210C0
-#define MT8192_L2TCM_SRAM_PD_1 0x210C4
-#define MT8192_L2TCM_SRAM_PD_2 0x210C8
-#define MT8192_L1TCM_SRAM_PDN 0x2102C
-#define MT8192_CPU0_SRAM_PD 0x21080
-
-#define MT8192_SCP2APMCU_IPC_SET 0x24080
-#define MT8192_SCP2APMCU_IPC_CLR 0x24084
+#define MT8192_L2TCM_SRAM_PD_0 0x10C0
+#define MT8192_L2TCM_SRAM_PD_1 0x10C4
+#define MT8192_L2TCM_SRAM_PD_2 0x10C8
+#define MT8192_L1TCM_SRAM_PDN 0x102C
+#define MT8192_CPU0_SRAM_PD 0x1080
+
+#define MT8192_SCP2APMCU_IPC_SET 0x4080
+#define MT8192_SCP2APMCU_IPC_CLR 0x4084
#define MT8192_SCP_IPC_INT_BIT BIT(0)
-#define MT8192_SCP2SPM_IPC_CLR 0x24094
-#define MT8192_GIPC_IN_SET 0x24098
+#define MT8192_SCP2SPM_IPC_CLR 0x4094
+#define MT8192_GIPC_IN_SET 0x4098
#define MT8192_HOST_IPC_INT_BIT BIT(0)
-#define MT8192_CORE0_SW_RSTN_CLR 0x30000
-#define MT8192_CORE0_SW_RSTN_SET 0x30004
-#define MT8192_CORE0_WDT_CFG 0x30034
+#define MT8192_CORE0_SW_RSTN_CLR 0x10000
+#define MT8192_CORE0_SW_RSTN_SET 0x10004
+#define MT8192_CORE0_WDT_CFG 0x10034
#define SCP_FW_VER_LEN 32
#define SCP_SHARE_BUFFER_SIZE 288
diff --git a/drivers/remoteproc/mtk_scp.c b/drivers/remoteproc/mtk_scp.c
index 577cbd5d421e..52fa01d67c18 100644
--- a/drivers/remoteproc/mtk_scp.c
+++ b/drivers/remoteproc/mtk_scp.c
@@ -350,9 +350,10 @@ static int scp_load(struct rproc *rproc, const struct firmware *fw)
ret = scp->data->scp_before_load(scp);
if (ret < 0)
- return ret;
+ goto leave;
ret = scp_elf_load_segments(rproc, fw);
+leave:
clk_disable_unprepare(scp->clk);
return ret;
@@ -772,12 +773,14 @@ static const struct mtk_scp_of_data mt8192_of_data = {
.host_to_scp_int_bit = MT8192_HOST_IPC_INT_BIT,
};
+#if defined(CONFIG_OF)
static const struct of_device_id mtk_scp_of_match[] = {
{ .compatible = "mediatek,mt8183-scp", .data = &mt8183_of_data },
{ .compatible = "mediatek,mt8192-scp", .data = &mt8192_of_data },
{},
};
MODULE_DEVICE_TABLE(of, mtk_scp_of_match);
+#endif
static struct platform_driver mtk_scp_driver = {
.probe = scp_probe,
diff --git a/drivers/remoteproc/qcom_q6v5_adsp.c b/drivers/remoteproc/qcom_q6v5_adsp.c
index efb2c1aa80a3..9eb599701f9b 100644
--- a/drivers/remoteproc/qcom_q6v5_adsp.c
+++ b/drivers/remoteproc/qcom_q6v5_adsp.c
@@ -193,8 +193,10 @@ static int adsp_start(struct rproc *rproc)
dev_pm_genpd_set_performance_state(adsp->dev, INT_MAX);
ret = pm_runtime_get_sync(adsp->dev);
- if (ret)
+ if (ret) {
+ pm_runtime_put_noidle(adsp->dev);
goto disable_xo_clk;
+ }
ret = clk_bulk_prepare_enable(adsp->num_clks, adsp->clks);
if (ret) {
@@ -362,15 +364,12 @@ static int adsp_init_mmio(struct qcom_adsp *adsp,
struct platform_device *pdev)
{
struct device_node *syscon;
- struct resource *res;
int ret;
- res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- adsp->qdsp6ss_base = devm_ioremap(&pdev->dev, res->start,
- resource_size(res));
- if (!adsp->qdsp6ss_base) {
+ adsp->qdsp6ss_base = devm_platform_ioremap_resource(pdev, 0);
+ if (IS_ERR(adsp->qdsp6ss_base)) {
dev_err(adsp->dev, "failed to map QDSP6SS registers\n");
- return -ENOMEM;
+ return PTR_ERR(adsp->qdsp6ss_base);
}
syscon = of_parse_phandle(pdev->dev.of_node, "qcom,halt-regs", 0);
diff --git a/drivers/remoteproc/qcom_q6v5_mss.c b/drivers/remoteproc/qcom_q6v5_mss.c
index eb3457a6c3b7..ba6f7551242d 100644
--- a/drivers/remoteproc/qcom_q6v5_mss.c
+++ b/drivers/remoteproc/qcom_q6v5_mss.c
@@ -349,8 +349,11 @@ static int q6v5_pds_enable(struct q6v5 *qproc, struct device **pds,
for (i = 0; i < pd_count; i++) {
dev_pm_genpd_set_performance_state(pds[i], INT_MAX);
ret = pm_runtime_get_sync(pds[i]);
- if (ret < 0)
+ if (ret < 0) {
+ pm_runtime_put_noidle(pds[i]);
+ dev_pm_genpd_set_performance_state(pds[i], 0);
goto unroll_pd_votes;
+ }
}
return 0;
diff --git a/drivers/remoteproc/qcom_q6v5_pas.c b/drivers/remoteproc/qcom_q6v5_pas.c
index 3837f23995e0..0678b417707e 100644
--- a/drivers/remoteproc/qcom_q6v5_pas.c
+++ b/drivers/remoteproc/qcom_q6v5_pas.c
@@ -90,8 +90,11 @@ static int adsp_pds_enable(struct qcom_adsp *adsp, struct device **pds,
for (i = 0; i < pd_count; i++) {
dev_pm_genpd_set_performance_state(pds[i], INT_MAX);
ret = pm_runtime_get_sync(pds[i]);
- if (ret < 0)
+ if (ret < 0) {
+ pm_runtime_put_noidle(pds[i]);
+ dev_pm_genpd_set_performance_state(pds[i], 0);
goto unroll_pd_votes;
+ }
}
return 0;
diff --git a/drivers/remoteproc/qcom_sysmon.c b/drivers/remoteproc/qcom_sysmon.c
index 9eb2f6bccea6..b37b111b15b3 100644
--- a/drivers/remoteproc/qcom_sysmon.c
+++ b/drivers/remoteproc/qcom_sysmon.c
@@ -22,6 +22,9 @@ struct qcom_sysmon {
struct rproc_subdev subdev;
struct rproc *rproc;
+ int state;
+ struct mutex state_lock;
+
struct list_head node;
const char *name;
@@ -448,7 +451,10 @@ static int sysmon_prepare(struct rproc_subdev *subdev)
.ssr_event = SSCTL_SSR_EVENT_BEFORE_POWERUP
};
+ mutex_lock(&sysmon->state_lock);
+ sysmon->state = SSCTL_SSR_EVENT_BEFORE_POWERUP;
blocking_notifier_call_chain(&sysmon_notifiers, 0, (void *)&event);
+ mutex_unlock(&sysmon->state_lock);
return 0;
}
@@ -472,20 +478,25 @@ static int sysmon_start(struct rproc_subdev *subdev)
.ssr_event = SSCTL_SSR_EVENT_AFTER_POWERUP
};
+ mutex_lock(&sysmon->state_lock);
+ sysmon->state = SSCTL_SSR_EVENT_AFTER_POWERUP;
blocking_notifier_call_chain(&sysmon_notifiers, 0, (void *)&event);
+ mutex_unlock(&sysmon->state_lock);
mutex_lock(&sysmon_lock);
list_for_each_entry(target, &sysmon_list, node) {
- if (target == sysmon ||
- target->rproc->state != RPROC_RUNNING)
+ if (target == sysmon)
continue;
+ mutex_lock(&target->state_lock);
event.subsys_name = target->name;
+ event.ssr_event = target->state;
if (sysmon->ssctl_version == 2)
ssctl_send_event(sysmon, &event);
else if (sysmon->ept)
sysmon_send_event(sysmon, &event);
+ mutex_unlock(&target->state_lock);
}
mutex_unlock(&sysmon_lock);
@@ -500,7 +511,10 @@ static void sysmon_stop(struct rproc_subdev *subdev, bool crashed)
.ssr_event = SSCTL_SSR_EVENT_BEFORE_SHUTDOWN
};
+ mutex_lock(&sysmon->state_lock);
+ sysmon->state = SSCTL_SSR_EVENT_BEFORE_SHUTDOWN;
blocking_notifier_call_chain(&sysmon_notifiers, 0, (void *)&event);
+ mutex_unlock(&sysmon->state_lock);
/* Don't request graceful shutdown if we've crashed */
if (crashed)
@@ -521,7 +535,10 @@ static void sysmon_unprepare(struct rproc_subdev *subdev)
.ssr_event = SSCTL_SSR_EVENT_AFTER_SHUTDOWN
};
+ mutex_lock(&sysmon->state_lock);
+ sysmon->state = SSCTL_SSR_EVENT_AFTER_SHUTDOWN;
blocking_notifier_call_chain(&sysmon_notifiers, 0, (void *)&event);
+ mutex_unlock(&sysmon->state_lock);
}
/**
@@ -534,11 +551,10 @@ static int sysmon_notify(struct notifier_block *nb, unsigned long event,
void *data)
{
struct qcom_sysmon *sysmon = container_of(nb, struct qcom_sysmon, nb);
- struct rproc *rproc = sysmon->rproc;
struct sysmon_event *sysmon_event = data;
/* Skip non-running rprocs and the originating instance */
- if (rproc->state != RPROC_RUNNING ||
+ if (sysmon->state != SSCTL_SSR_EVENT_AFTER_POWERUP ||
!strcmp(sysmon_event->subsys_name, sysmon->name)) {
dev_dbg(sysmon->dev, "not notifying %s\n", sysmon->name);
return NOTIFY_DONE;
@@ -591,6 +607,7 @@ struct qcom_sysmon *qcom_add_sysmon_subdev(struct rproc *rproc,
init_completion(&sysmon->ind_comp);
init_completion(&sysmon->shutdown_comp);
mutex_init(&sysmon->lock);
+ mutex_init(&sysmon->state_lock);
sysmon->shutdown_irq = of_irq_get_byname(sysmon->dev->of_node,
"shutdown-ack");
diff --git a/drivers/remoteproc/ti_k3_dsp_remoteproc.c b/drivers/remoteproc/ti_k3_dsp_remoteproc.c
index 9011e477290c..863c0214e0a8 100644
--- a/drivers/remoteproc/ti_k3_dsp_remoteproc.c
+++ b/drivers/remoteproc/ti_k3_dsp_remoteproc.c
@@ -445,10 +445,10 @@ static int k3_dsp_rproc_of_get_memories(struct platform_device *pdev,
kproc->mem[i].cpu_addr = devm_ioremap_wc(dev, res->start,
resource_size(res));
- if (IS_ERR(kproc->mem[i].cpu_addr)) {
+ if (!kproc->mem[i].cpu_addr) {
dev_err(dev, "failed to map %s memory\n",
data->mems[i].name);
- return PTR_ERR(kproc->mem[i].cpu_addr);
+ return -ENOMEM;
}
kproc->mem[i].bus_addr = res->start;
kproc->mem[i].dev_addr = data->mems[i].dev_addr;
diff --git a/drivers/rtc/rtc-ep93xx.c b/drivers/rtc/rtc-ep93xx.c
index 8ec9ea1ca72e..6f90b85a5814 100644
--- a/drivers/rtc/rtc-ep93xx.c
+++ b/drivers/rtc/rtc-ep93xx.c
@@ -33,7 +33,7 @@ struct ep93xx_rtc {
static int ep93xx_rtc_get_swcomp(struct device *dev, unsigned short *preload,
unsigned short *delete)
{
- struct ep93xx_rtc *ep93xx_rtc = dev_get_platdata(dev);
+ struct ep93xx_rtc *ep93xx_rtc = dev_get_drvdata(dev);
unsigned long comp;
comp = readl(ep93xx_rtc->mmio_base + EP93XX_RTC_SWCOMP);
@@ -51,7 +51,7 @@ static int ep93xx_rtc_get_swcomp(struct device *dev, unsigned short *preload,
static int ep93xx_rtc_read_time(struct device *dev, struct rtc_time *tm)
{
- struct ep93xx_rtc *ep93xx_rtc = dev_get_platdata(dev);
+ struct ep93xx_rtc *ep93xx_rtc = dev_get_drvdata(dev);
unsigned long time;
time = readl(ep93xx_rtc->mmio_base + EP93XX_RTC_DATA);
@@ -62,7 +62,7 @@ static int ep93xx_rtc_read_time(struct device *dev, struct rtc_time *tm)
static int ep93xx_rtc_set_time(struct device *dev, struct rtc_time *tm)
{
- struct ep93xx_rtc *ep93xx_rtc = dev_get_platdata(dev);
+ struct ep93xx_rtc *ep93xx_rtc = dev_get_drvdata(dev);
unsigned long secs = rtc_tm_to_time64(tm);
writel(secs + 1, ep93xx_rtc->mmio_base + EP93XX_RTC_LOAD);
diff --git a/drivers/rtc/rtc-pcf2127.c b/drivers/rtc/rtc-pcf2127.c
index 07a5630ec841..4d9711d51f8f 100644
--- a/drivers/rtc/rtc-pcf2127.c
+++ b/drivers/rtc/rtc-pcf2127.c
@@ -243,10 +243,8 @@ static int pcf2127_nvmem_read(void *priv, unsigned int offset,
if (ret)
return ret;
- ret = regmap_bulk_read(pcf2127->regmap, PCF2127_REG_RAM_RD_CMD,
- val, bytes);
-
- return ret ?: bytes;
+ return regmap_bulk_read(pcf2127->regmap, PCF2127_REG_RAM_RD_CMD,
+ val, bytes);
}
static int pcf2127_nvmem_write(void *priv, unsigned int offset,
@@ -261,10 +259,8 @@ static int pcf2127_nvmem_write(void *priv, unsigned int offset,
if (ret)
return ret;
- ret = regmap_bulk_write(pcf2127->regmap, PCF2127_REG_RAM_WRT_CMD,
- val, bytes);
-
- return ret ?: bytes;
+ return regmap_bulk_write(pcf2127->regmap, PCF2127_REG_RAM_WRT_CMD,
+ val, bytes);
}
/* watchdog driver */
diff --git a/drivers/s390/block/dasd_alias.c b/drivers/s390/block/dasd_alias.c
index 99f86612f775..dc78a523a69f 100644
--- a/drivers/s390/block/dasd_alias.c
+++ b/drivers/s390/block/dasd_alias.c
@@ -256,7 +256,6 @@ void dasd_alias_disconnect_device_from_lcu(struct dasd_device *device)
return;
device->discipline->get_uid(device, &uid);
spin_lock_irqsave(&lcu->lock, flags);
- list_del_init(&device->alias_list);
/* make sure that the workers don't use this device */
if (device == lcu->suc_data.device) {
spin_unlock_irqrestore(&lcu->lock, flags);
@@ -283,6 +282,7 @@ void dasd_alias_disconnect_device_from_lcu(struct dasd_device *device)
spin_lock_irqsave(&aliastree.lock, flags);
spin_lock(&lcu->lock);
+ list_del_init(&device->alias_list);
if (list_empty(&lcu->grouplist) &&
list_empty(&lcu->active_devices) &&
list_empty(&lcu->inactive_devices)) {
@@ -462,11 +462,19 @@ static int read_unit_address_configuration(struct dasd_device *device,
spin_unlock_irqrestore(&lcu->lock, flags);
rc = dasd_sleep_on(cqr);
- if (rc && !suborder_not_supported(cqr)) {
+ if (!rc)
+ goto out;
+
+ if (suborder_not_supported(cqr)) {
+ /* suborder not supported or device unusable for IO */
+ rc = -EOPNOTSUPP;
+ } else {
+ /* IO failed but should be retried */
spin_lock_irqsave(&lcu->lock, flags);
lcu->flags |= NEED_UAC_UPDATE;
spin_unlock_irqrestore(&lcu->lock, flags);
}
+out:
dasd_sfree_request(cqr, cqr->memdev);
return rc;
}
@@ -503,6 +511,14 @@ static int _lcu_update(struct dasd_device *refdev, struct alias_lcu *lcu)
return rc;
spin_lock_irqsave(&lcu->lock, flags);
+ /*
+ * there is another update needed skip the remaining handling
+ * the data might already be outdated
+ * but especially do not add the device to an LCU with pending
+ * update
+ */
+ if (lcu->flags & NEED_UAC_UPDATE)
+ goto out;
lcu->pav = NO_PAV;
for (i = 0; i < MAX_DEVICES_PER_LCU; ++i) {
switch (lcu->uac->unit[i].ua_type) {
@@ -521,6 +537,7 @@ static int _lcu_update(struct dasd_device *refdev, struct alias_lcu *lcu)
alias_list) {
_add_device_to_lcu(lcu, device, refdev);
}
+out:
spin_unlock_irqrestore(&lcu->lock, flags);
return 0;
}
@@ -625,6 +642,7 @@ int dasd_alias_add_device(struct dasd_device *device)
}
if (lcu->flags & UPDATE_PENDING) {
list_move(&device->alias_list, &lcu->active_devices);
+ private->pavgroup = NULL;
_schedule_lcu_update(lcu, device);
}
spin_unlock_irqrestore(&lcu->lock, flags);
diff --git a/drivers/s390/cio/device.c b/drivers/s390/cio/device.c
index b29fe8d50baf..33280ca181e9 100644
--- a/drivers/s390/cio/device.c
+++ b/drivers/s390/cio/device.c
@@ -1664,10 +1664,10 @@ void __init ccw_device_destroy_console(struct ccw_device *cdev)
struct io_subchannel_private *io_priv = to_io_private(sch);
set_io_private(sch, NULL);
- put_device(&sch->dev);
- put_device(&cdev->dev);
dma_free_coherent(&sch->dev, sizeof(*io_priv->dma_area),
io_priv->dma_area, io_priv->dma_area_dma);
+ put_device(&sch->dev);
+ put_device(&cdev->dev);
kfree(io_priv);
}
diff --git a/drivers/scsi/aacraid/commctrl.c b/drivers/scsi/aacraid/commctrl.c
index e3e157a74988..1b1da162f5f6 100644
--- a/drivers/scsi/aacraid/commctrl.c
+++ b/drivers/scsi/aacraid/commctrl.c
@@ -25,6 +25,7 @@
#include <linux/completion.h>
#include <linux/dma-mapping.h>
#include <linux/blkdev.h>
+#include <linux/compat.h>
#include <linux/delay.h> /* ssleep prototype */
#include <linux/kthread.h>
#include <linux/uaccess.h>
@@ -226,6 +227,12 @@ static int open_getadapter_fib(struct aac_dev * dev, void __user *arg)
return status;
}
+struct compat_fib_ioctl {
+ u32 fibctx;
+ s32 wait;
+ compat_uptr_t fib;
+};
+
/**
* next_getadapter_fib - get the next fib
* @dev: adapter to use
@@ -243,8 +250,19 @@ static int next_getadapter_fib(struct aac_dev * dev, void __user *arg)
struct list_head * entry;
unsigned long flags;
- if(copy_from_user((void *)&f, arg, sizeof(struct fib_ioctl)))
- return -EFAULT;
+ if (in_compat_syscall()) {
+ struct compat_fib_ioctl cf;
+
+ if (copy_from_user(&cf, arg, sizeof(struct compat_fib_ioctl)))
+ return -EFAULT;
+
+ f.fibctx = cf.fibctx;
+ f.wait = cf.wait;
+ f.fib = compat_ptr(cf.fib);
+ } else {
+ if (copy_from_user(&f, arg, sizeof(struct fib_ioctl)))
+ return -EFAULT;
+ }
/*
* Verify that the HANDLE passed in was a valid AdapterFibContext
*
diff --git a/drivers/scsi/aacraid/linit.c b/drivers/scsi/aacraid/linit.c
index 8f3772480582..0a82afaf4028 100644
--- a/drivers/scsi/aacraid/linit.c
+++ b/drivers/scsi/aacraid/linit.c
@@ -1182,63 +1182,6 @@ static long aac_cfg_ioctl(struct file *file,
return aac_do_ioctl(aac, cmd, (void __user *)arg);
}
-#ifdef CONFIG_COMPAT
-static long aac_compat_do_ioctl(struct aac_dev *dev, unsigned cmd, unsigned long arg)
-{
- long ret;
- switch (cmd) {
- case FSACTL_MINIPORT_REV_CHECK:
- case FSACTL_SENDFIB:
- case FSACTL_OPEN_GET_ADAPTER_FIB:
- case FSACTL_CLOSE_GET_ADAPTER_FIB:
- case FSACTL_SEND_RAW_SRB:
- case FSACTL_GET_PCI_INFO:
- case FSACTL_QUERY_DISK:
- case FSACTL_DELETE_DISK:
- case FSACTL_FORCE_DELETE_DISK:
- case FSACTL_GET_CONTAINERS:
- case FSACTL_SEND_LARGE_FIB:
- ret = aac_do_ioctl(dev, cmd, (void __user *)arg);
- break;
-
- case FSACTL_GET_NEXT_ADAPTER_FIB: {
- struct fib_ioctl __user *f;
-
- f = compat_alloc_user_space(sizeof(*f));
- ret = 0;
- if (clear_user(f, sizeof(*f)))
- ret = -EFAULT;
- if (copy_in_user(f, (void __user *)arg, sizeof(struct fib_ioctl) - sizeof(u32)))
- ret = -EFAULT;
- if (!ret)
- ret = aac_do_ioctl(dev, cmd, f);
- break;
- }
-
- default:
- ret = -ENOIOCTLCMD;
- break;
- }
- return ret;
-}
-
-static int aac_compat_ioctl(struct scsi_device *sdev, unsigned int cmd,
- void __user *arg)
-{
- struct aac_dev *dev = (struct aac_dev *)sdev->host->hostdata;
- if (!capable(CAP_SYS_RAWIO))
- return -EPERM;
- return aac_compat_do_ioctl(dev, cmd, (unsigned long)arg);
-}
-
-static long aac_compat_cfg_ioctl(struct file *file, unsigned cmd, unsigned long arg)
-{
- if (!capable(CAP_SYS_RAWIO))
- return -EPERM;
- return aac_compat_do_ioctl(file->private_data, cmd, arg);
-}
-#endif
-
static ssize_t aac_show_model(struct device *device,
struct device_attribute *attr, char *buf)
{
@@ -1523,7 +1466,7 @@ static const struct file_operations aac_cfg_fops = {
.owner = THIS_MODULE,
.unlocked_ioctl = aac_cfg_ioctl,
#ifdef CONFIG_COMPAT
- .compat_ioctl = aac_compat_cfg_ioctl,
+ .compat_ioctl = aac_cfg_ioctl,
#endif
.open = aac_cfg_open,
.llseek = noop_llseek,
@@ -1536,7 +1479,7 @@ static struct scsi_host_template aac_driver_template = {
.info = aac_info,
.ioctl = aac_ioctl,
#ifdef CONFIG_COMPAT
- .compat_ioctl = aac_compat_ioctl,
+ .compat_ioctl = aac_ioctl,
#endif
.queuecommand = aac_queuecommand,
.bios_param = aac_biosparm,
diff --git a/drivers/scsi/fnic/fnic_main.c b/drivers/scsi/fnic/fnic_main.c
index 5f8a7ef8f6a8..4f7befb43d60 100644
--- a/drivers/scsi/fnic/fnic_main.c
+++ b/drivers/scsi/fnic/fnic_main.c
@@ -740,6 +740,7 @@ static int fnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
for (i = 0; i < FNIC_IO_LOCKS; i++)
spin_lock_init(&fnic->io_req_lock[i]);
+ err = -ENOMEM;
fnic->io_req_pool = mempool_create_slab_pool(2, fnic_io_req_cache);
if (!fnic->io_req_pool)
goto err_out_free_resources;
diff --git a/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c b/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c
index 960de375ce69..2cbd8a524eda 100644
--- a/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c
+++ b/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c
@@ -2409,8 +2409,7 @@ static int interrupt_init_v3_hw(struct hisi_hba *hisi_hba)
DRV_NAME " phy", hisi_hba);
if (rc) {
dev_err(dev, "could not request phy interrupt, rc=%d\n", rc);
- rc = -ENOENT;
- goto free_irq_vectors;
+ return -ENOENT;
}
rc = devm_request_irq(dev, pci_irq_vector(pdev, 2),
@@ -2418,8 +2417,7 @@ static int interrupt_init_v3_hw(struct hisi_hba *hisi_hba)
DRV_NAME " channel", hisi_hba);
if (rc) {
dev_err(dev, "could not request chnl interrupt, rc=%d\n", rc);
- rc = -ENOENT;
- goto free_irq_vectors;
+ return -ENOENT;
}
rc = devm_request_irq(dev, pci_irq_vector(pdev, 11),
@@ -2427,8 +2425,7 @@ static int interrupt_init_v3_hw(struct hisi_hba *hisi_hba)
DRV_NAME " fatal", hisi_hba);
if (rc) {
dev_err(dev, "could not request fatal interrupt, rc=%d\n", rc);
- rc = -ENOENT;
- goto free_irq_vectors;
+ return -ENOENT;
}
if (hisi_sas_intr_conv)
@@ -2449,8 +2446,7 @@ static int interrupt_init_v3_hw(struct hisi_hba *hisi_hba)
if (rc) {
dev_err(dev, "could not request cq%d interrupt, rc=%d\n",
i, rc);
- rc = -ENOENT;
- goto free_irq_vectors;
+ return -ENOENT;
}
cq->irq_mask = pci_irq_get_affinity(pdev, i + BASE_VECTORS_V3_HW);
if (!cq->irq_mask) {
@@ -2460,10 +2456,6 @@ static int interrupt_init_v3_hw(struct hisi_hba *hisi_hba)
}
return 0;
-
-free_irq_vectors:
- pci_free_irq_vectors(pdev);
- return rc;
}
static int hisi_sas_v3_init(struct hisi_hba *hisi_hba)
@@ -3317,11 +3309,11 @@ hisi_sas_v3_probe(struct pci_dev *pdev, const struct pci_device_id *id)
rc = interrupt_preinit_v3_hw(hisi_hba);
if (rc)
- goto err_out_ha;
+ goto err_out_debugfs;
dev_err(dev, "%d hw queues\n", shost->nr_hw_queues);
rc = scsi_add_host(shost, dev);
if (rc)
- goto err_out_ha;
+ goto err_out_free_irq_vectors;
rc = sas_register_ha(sha);
if (rc)
@@ -3348,8 +3340,12 @@ hisi_sas_v3_probe(struct pci_dev *pdev, const struct pci_device_id *id)
err_out_register_ha:
scsi_remove_host(shost);
-err_out_ha:
+err_out_free_irq_vectors:
+ pci_free_irq_vectors(pdev);
+err_out_debugfs:
hisi_sas_debugfs_exit(hisi_hba);
+err_out_ha:
+ hisi_sas_free(hisi_hba);
scsi_host_put(shost);
err_out_regions:
pci_release_regions(pdev);
diff --git a/drivers/scsi/lpfc/lpfc.h b/drivers/scsi/lpfc/lpfc.h
index 549adfaa97ce..93e507677bdc 100644
--- a/drivers/scsi/lpfc/lpfc.h
+++ b/drivers/scsi/lpfc/lpfc.h
@@ -753,7 +753,7 @@ struct lpfc_hba {
#define HBA_SP_QUEUE_EVT 0x8 /* Slow-path qevt posted to worker thread*/
#define HBA_POST_RECEIVE_BUFFER 0x10 /* Rcv buffers need to be posted */
#define HBA_PERSISTENT_TOPO 0x20 /* Persistent topology support in hba */
-#define ELS_XRI_ABORT_EVENT 0x40
+#define ELS_XRI_ABORT_EVENT 0x40 /* ELS_XRI abort event was queued */
#define ASYNC_EVENT 0x80
#define LINK_DISABLED 0x100 /* Link disabled by user */
#define FCF_TS_INPROG 0x200 /* FCF table scan in progress */
diff --git a/drivers/scsi/lpfc/lpfc_disc.h b/drivers/scsi/lpfc/lpfc_disc.h
index 482e4a888dae..1437e44ade80 100644
--- a/drivers/scsi/lpfc/lpfc_disc.h
+++ b/drivers/scsi/lpfc/lpfc_disc.h
@@ -41,6 +41,7 @@ enum lpfc_work_type {
LPFC_EVT_DEV_LOSS,
LPFC_EVT_FASTPATH_MGMT_EVT,
LPFC_EVT_RESET_HBA,
+ LPFC_EVT_RECOVER_PORT
};
/* structure used to queue event to the discovery tasklet */
@@ -128,6 +129,7 @@ struct lpfc_nodelist {
struct lpfc_vport *vport;
struct lpfc_work_evt els_retry_evt;
struct lpfc_work_evt dev_loss_evt;
+ struct lpfc_work_evt recovery_evt;
struct kref kref;
atomic_t cmd_pending;
uint32_t cmd_qdepth;
diff --git a/drivers/scsi/lpfc/lpfc_hbadisc.c b/drivers/scsi/lpfc/lpfc_hbadisc.c
index bb02fd8bc2dd..9746d2f4fcfa 100644
--- a/drivers/scsi/lpfc/lpfc_hbadisc.c
+++ b/drivers/scsi/lpfc/lpfc_hbadisc.c
@@ -552,6 +552,15 @@ lpfc_work_list_done(struct lpfc_hba *phba)
fcf_inuse,
nlp_did);
break;
+ case LPFC_EVT_RECOVER_PORT:
+ ndlp = (struct lpfc_nodelist *)(evtp->evt_arg1);
+ lpfc_sli_abts_recover_port(ndlp->vport, ndlp);
+ free_evt = 0;
+ /* decrement the node reference count held for
+ * this queued work
+ */
+ lpfc_nlp_put(ndlp);
+ break;
case LPFC_EVT_ONLINE:
if (phba->link_state < LPFC_LINK_DOWN)
*(int *) (evtp->evt_arg1) = lpfc_online(phba);
@@ -4515,6 +4524,8 @@ lpfc_initialize_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp,
INIT_LIST_HEAD(&ndlp->els_retry_evt.evt_listp);
INIT_LIST_HEAD(&ndlp->dev_loss_evt.evt_listp);
timer_setup(&ndlp->nlp_delayfunc, lpfc_els_retry_delay, 0);
+ INIT_LIST_HEAD(&ndlp->recovery_evt.evt_listp);
+
ndlp->nlp_DID = did;
ndlp->vport = vport;
ndlp->phba = vport->phba;
@@ -5011,6 +5022,29 @@ lpfc_unreg_rpi(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp)
mempool_free(mbox, phba->mbox_mem_pool);
acc_plogi = 1;
}
+ } else {
+ lpfc_printf_vlog(vport, KERN_INFO,
+ LOG_NODE | LOG_DISCOVERY,
+ "1444 Failed to allocate mempool "
+ "unreg_rpi UNREG x%x, "
+ "DID x%x, flag x%x, "
+ "ndlp x%px\n",
+ ndlp->nlp_rpi, ndlp->nlp_DID,
+ ndlp->nlp_flag, ndlp);
+
+ /* Because mempool_alloc failed, we
+ * will issue a LOGO here and keep the rpi alive if
+ * not unloading.
+ */
+ if (!(vport->load_flag & FC_UNLOADING)) {
+ ndlp->nlp_flag &= ~NLP_UNREG_INP;
+ lpfc_issue_els_logo(vport, ndlp, 0);
+ ndlp->nlp_prev_state = ndlp->nlp_state;
+ lpfc_nlp_set_state(vport, ndlp,
+ NLP_STE_NPR_NODE);
+ }
+
+ return 1;
}
lpfc_no_rpi(phba, ndlp);
out:
@@ -5214,6 +5248,7 @@ lpfc_cleanup_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp)
list_del_init(&ndlp->els_retry_evt.evt_listp);
list_del_init(&ndlp->dev_loss_evt.evt_listp);
+ list_del_init(&ndlp->recovery_evt.evt_listp);
lpfc_cleanup_vports_rrqs(vport, ndlp);
if (phba->sli_rev == LPFC_SLI_REV4)
ndlp->nlp_flag |= NLP_RELEASE_RPI;
diff --git a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c
index ca25e54bb782..40fe889033d4 100644
--- a/drivers/scsi/lpfc/lpfc_init.c
+++ b/drivers/scsi/lpfc/lpfc_init.c
@@ -5958,18 +5958,21 @@ lpfc_sli4_async_grp5_evt(struct lpfc_hba *phba,
void lpfc_sli4_async_event_proc(struct lpfc_hba *phba)
{
struct lpfc_cq_event *cq_event;
+ unsigned long iflags;
/* First, declare the async event has been handled */
- spin_lock_irq(&phba->hbalock);
+ spin_lock_irqsave(&phba->hbalock, iflags);
phba->hba_flag &= ~ASYNC_EVENT;
- spin_unlock_irq(&phba->hbalock);
+ spin_unlock_irqrestore(&phba->hbalock, iflags);
+
/* Now, handle all the async events */
+ spin_lock_irqsave(&phba->sli4_hba.asynce_list_lock, iflags);
while (!list_empty(&phba->sli4_hba.sp_asynce_work_queue)) {
- /* Get the first event from the head of the event queue */
- spin_lock_irq(&phba->hbalock);
list_remove_head(&phba->sli4_hba.sp_asynce_work_queue,
cq_event, struct lpfc_cq_event, list);
- spin_unlock_irq(&phba->hbalock);
+ spin_unlock_irqrestore(&phba->sli4_hba.asynce_list_lock,
+ iflags);
+
/* Process the asynchronous event */
switch (bf_get(lpfc_trailer_code, &cq_event->cqe.mcqe_cmpl)) {
case LPFC_TRAILER_CODE_LINK:
@@ -6001,9 +6004,12 @@ void lpfc_sli4_async_event_proc(struct lpfc_hba *phba)
&cq_event->cqe.mcqe_cmpl));
break;
}
+
/* Free the completion event processed to the free pool */
lpfc_sli4_cq_event_release(phba, cq_event);
+ spin_lock_irqsave(&phba->sli4_hba.asynce_list_lock, iflags);
}
+ spin_unlock_irqrestore(&phba->sli4_hba.asynce_list_lock, iflags);
}
/**
@@ -6630,6 +6636,8 @@ lpfc_sli4_driver_resource_setup(struct lpfc_hba *phba)
/* This abort list used by worker thread */
spin_lock_init(&phba->sli4_hba.sgl_list_lock);
spin_lock_init(&phba->sli4_hba.nvmet_io_wait_lock);
+ spin_lock_init(&phba->sli4_hba.asynce_list_lock);
+ spin_lock_init(&phba->sli4_hba.els_xri_abrt_list_lock);
/*
* Initialize driver internal slow-path work queues
@@ -6641,8 +6649,6 @@ lpfc_sli4_driver_resource_setup(struct lpfc_hba *phba)
INIT_LIST_HEAD(&phba->sli4_hba.sp_queue_event);
/* Asynchronous event CQ Event work queue list */
INIT_LIST_HEAD(&phba->sli4_hba.sp_asynce_work_queue);
- /* Fast-path XRI aborted CQ Event work queue list */
- INIT_LIST_HEAD(&phba->sli4_hba.sp_fcp_xri_aborted_work_queue);
/* Slow-path XRI aborted CQ Event work queue list */
INIT_LIST_HEAD(&phba->sli4_hba.sp_els_xri_aborted_work_queue);
/* Receive queue CQ Event work queue list */
@@ -10174,26 +10180,28 @@ lpfc_sli4_cq_event_release(struct lpfc_hba *phba,
static void
lpfc_sli4_cq_event_release_all(struct lpfc_hba *phba)
{
- LIST_HEAD(cqelist);
- struct lpfc_cq_event *cqe;
+ LIST_HEAD(cq_event_list);
+ struct lpfc_cq_event *cq_event;
unsigned long iflags;
/* Retrieve all the pending WCQEs from pending WCQE lists */
- spin_lock_irqsave(&phba->hbalock, iflags);
- /* Pending FCP XRI abort events */
- list_splice_init(&phba->sli4_hba.sp_fcp_xri_aborted_work_queue,
- &cqelist);
+
/* Pending ELS XRI abort events */
+ spin_lock_irqsave(&phba->sli4_hba.els_xri_abrt_list_lock, iflags);
list_splice_init(&phba->sli4_hba.sp_els_xri_aborted_work_queue,
- &cqelist);
+ &cq_event_list);
+ spin_unlock_irqrestore(&phba->sli4_hba.els_xri_abrt_list_lock, iflags);
+
/* Pending asynnc events */
+ spin_lock_irqsave(&phba->sli4_hba.asynce_list_lock, iflags);
list_splice_init(&phba->sli4_hba.sp_asynce_work_queue,
- &cqelist);
- spin_unlock_irqrestore(&phba->hbalock, iflags);
+ &cq_event_list);
+ spin_unlock_irqrestore(&phba->sli4_hba.asynce_list_lock, iflags);
- while (!list_empty(&cqelist)) {
- list_remove_head(&cqelist, cqe, struct lpfc_cq_event, list);
- lpfc_sli4_cq_event_release(phba, cqe);
+ while (!list_empty(&cq_event_list)) {
+ list_remove_head(&cq_event_list, cq_event,
+ struct lpfc_cq_event, list);
+ lpfc_sli4_cq_event_release(phba, cq_event);
}
}
diff --git a/drivers/scsi/lpfc/lpfc_mem.c b/drivers/scsi/lpfc/lpfc_mem.c
index 27ff67e9edae..be54fbf5146f 100644
--- a/drivers/scsi/lpfc/lpfc_mem.c
+++ b/drivers/scsi/lpfc/lpfc_mem.c
@@ -46,6 +46,7 @@
#define LPFC_MEM_POOL_SIZE 64 /* max elem in non-DMA safety pool */
#define LPFC_DEVICE_DATA_POOL_SIZE 64 /* max elements in device data pool */
#define LPFC_RRQ_POOL_SIZE 256 /* max elements in non-DMA pool */
+#define LPFC_MBX_POOL_SIZE 256 /* max elements in MBX non-DMA pool */
int
lpfc_mem_alloc_active_rrq_pool_s4(struct lpfc_hba *phba) {
@@ -111,8 +112,8 @@ lpfc_mem_alloc(struct lpfc_hba *phba, int align)
pool->current_count++;
}
- phba->mbox_mem_pool = mempool_create_kmalloc_pool(LPFC_MEM_POOL_SIZE,
- sizeof(LPFC_MBOXQ_t));
+ phba->mbox_mem_pool = mempool_create_kmalloc_pool(LPFC_MBX_POOL_SIZE,
+ sizeof(LPFC_MBOXQ_t));
if (!phba->mbox_mem_pool)
goto fail_free_mbuf_pool;
@@ -588,8 +589,6 @@ lpfc_sli4_rb_free(struct lpfc_hba *phba, struct hbq_dmabuf *dmab)
* Description: Allocates a DMA-mapped receive buffer from the lpfc_hrb_pool PCI
* pool along a non-DMA-mapped container for it.
*
- * Notes: Not interrupt-safe. Must be called with no locks held.
- *
* Returns:
* pointer to HBQ on success
* NULL on failure
@@ -599,7 +598,7 @@ lpfc_sli4_nvmet_alloc(struct lpfc_hba *phba)
{
struct rqb_dmabuf *dma_buf;
- dma_buf = kzalloc(sizeof(struct rqb_dmabuf), GFP_KERNEL);
+ dma_buf = kzalloc(sizeof(*dma_buf), GFP_KERNEL);
if (!dma_buf)
return NULL;
@@ -722,7 +721,6 @@ lpfc_rq_buf_free(struct lpfc_hba *phba, struct lpfc_dmabuf *mp)
drqe.address_hi = putPaddrHigh(rqb_entry->dbuf.phys);
rc = lpfc_sli4_rq_put(rqb_entry->hrq, rqb_entry->drq, &hrqe, &drqe);
if (rc < 0) {
- (rqbp->rqb_free_buffer)(phba, rqb_entry);
lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
"6409 Cannot post to HRQ %d: %x %x %x "
"DRQ %x %x\n",
@@ -732,6 +730,7 @@ lpfc_rq_buf_free(struct lpfc_hba *phba, struct lpfc_dmabuf *mp)
rqb_entry->hrq->entry_count,
rqb_entry->drq->host_index,
rqb_entry->drq->hba_index);
+ (rqbp->rqb_free_buffer)(phba, rqb_entry);
} else {
list_add_tail(&rqb_entry->hbuf.list, &rqbp->rqb_buffer_list);
rqbp->buffer_count++;
diff --git a/drivers/scsi/lpfc/lpfc_nvme.c b/drivers/scsi/lpfc/lpfc_nvme.c
index 0c39ed50998c..69f1a0457f51 100644
--- a/drivers/scsi/lpfc/lpfc_nvme.c
+++ b/drivers/scsi/lpfc/lpfc_nvme.c
@@ -2280,6 +2280,8 @@ lpfc_nvme_lport_unreg_wait(struct lpfc_vport *vport,
int ret, i, pending = 0;
struct lpfc_sli_ring *pring;
struct lpfc_hba *phba = vport->phba;
+ struct lpfc_sli4_hdw_queue *qp;
+ int abts_scsi, abts_nvme;
/* Host transport has to clean up and confirm requiring an indefinite
* wait. Print a message if a 10 second wait expires and renew the
@@ -2290,17 +2292,23 @@ lpfc_nvme_lport_unreg_wait(struct lpfc_vport *vport,
ret = wait_for_completion_timeout(lport_unreg_cmp, wait_tmo);
if (unlikely(!ret)) {
pending = 0;
+ abts_scsi = 0;
+ abts_nvme = 0;
for (i = 0; i < phba->cfg_hdw_queue; i++) {
- pring = phba->sli4_hba.hdwq[i].io_wq->pring;
+ qp = &phba->sli4_hba.hdwq[i];
+ pring = qp->io_wq->pring;
if (!pring)
continue;
- if (pring->txcmplq_cnt)
- pending += pring->txcmplq_cnt;
+ pending += pring->txcmplq_cnt;
+ abts_scsi += qp->abts_scsi_io_bufs;
+ abts_nvme += qp->abts_nvme_io_bufs;
}
lpfc_printf_vlog(vport, KERN_ERR, LOG_TRACE_EVENT,
"6176 Lport x%px Localport x%px wait "
- "timed out. Pending %d. Renewing.\n",
- lport, vport->localport, pending);
+ "timed out. Pending %d [%d:%d]. "
+ "Renewing.\n",
+ lport, vport->localport, pending,
+ abts_scsi, abts_nvme);
continue;
}
break;
diff --git a/drivers/scsi/lpfc/lpfc_sli.c b/drivers/scsi/lpfc/lpfc_sli.c
index e158cd77d387..fcaafa564dfc 100644
--- a/drivers/scsi/lpfc/lpfc_sli.c
+++ b/drivers/scsi/lpfc/lpfc_sli.c
@@ -7248,12 +7248,16 @@ lpfc_post_rq_buffer(struct lpfc_hba *phba, struct lpfc_queue *hrq,
struct rqb_dmabuf *rqb_buffer;
LIST_HEAD(rqb_buf_list);
- spin_lock_irqsave(&phba->hbalock, flags);
rqbp = hrq->rqbp;
for (i = 0; i < count; i++) {
+ spin_lock_irqsave(&phba->hbalock, flags);
/* IF RQ is already full, don't bother */
- if (rqbp->buffer_count + i >= rqbp->entry_count - 1)
+ if (rqbp->buffer_count + i >= rqbp->entry_count - 1) {
+ spin_unlock_irqrestore(&phba->hbalock, flags);
break;
+ }
+ spin_unlock_irqrestore(&phba->hbalock, flags);
+
rqb_buffer = rqbp->rqb_alloc_buffer(phba);
if (!rqb_buffer)
break;
@@ -7262,6 +7266,8 @@ lpfc_post_rq_buffer(struct lpfc_hba *phba, struct lpfc_queue *hrq,
rqb_buffer->idx = idx;
list_add_tail(&rqb_buffer->hbuf.list, &rqb_buf_list);
}
+
+ spin_lock_irqsave(&phba->hbalock, flags);
while (!list_empty(&rqb_buf_list)) {
list_remove_head(&rqb_buf_list, rqb_buffer, struct rqb_dmabuf,
hbuf.list);
@@ -10364,6 +10370,32 @@ lpfc_extra_ring_setup( struct lpfc_hba *phba)
return 0;
}
+static void
+lpfc_sli_post_recovery_event(struct lpfc_hba *phba,
+ struct lpfc_nodelist *ndlp)
+{
+ unsigned long iflags;
+ struct lpfc_work_evt *evtp = &ndlp->recovery_evt;
+
+ spin_lock_irqsave(&phba->hbalock, iflags);
+ if (!list_empty(&evtp->evt_listp)) {
+ spin_unlock_irqrestore(&phba->hbalock, iflags);
+ return;
+ }
+
+ /* Incrementing the reference count until the queued work is done. */
+ evtp->evt_arg1 = lpfc_nlp_get(ndlp);
+ if (!evtp->evt_arg1) {
+ spin_unlock_irqrestore(&phba->hbalock, iflags);
+ return;
+ }
+ evtp->evt = LPFC_EVT_RECOVER_PORT;
+ list_add_tail(&evtp->evt_listp, &phba->work_list);
+ spin_unlock_irqrestore(&phba->hbalock, iflags);
+
+ lpfc_worker_wake_up(phba);
+}
+
/* lpfc_sli_abts_err_handler - handle a failed ABTS request from an SLI3 port.
* @phba: Pointer to HBA context object.
* @iocbq: Pointer to iocb object.
@@ -10454,7 +10486,7 @@ lpfc_sli4_abts_err_handler(struct lpfc_hba *phba,
ext_status = axri->parameter & IOERR_PARAM_MASK;
if ((bf_get(lpfc_wcqe_xa_status, axri) == IOSTAT_LOCAL_REJECT) &&
((ext_status == IOERR_SEQUENCE_TIMEOUT) || (ext_status == 0)))
- lpfc_sli_abts_recover_port(vport, ndlp);
+ lpfc_sli_post_recovery_event(phba, ndlp);
}
/**
@@ -13062,23 +13094,30 @@ lpfc_sli_intr_handler(int irq, void *dev_id)
void lpfc_sli4_els_xri_abort_event_proc(struct lpfc_hba *phba)
{
struct lpfc_cq_event *cq_event;
+ unsigned long iflags;
/* First, declare the els xri abort event has been handled */
- spin_lock_irq(&phba->hbalock);
+ spin_lock_irqsave(&phba->hbalock, iflags);
phba->hba_flag &= ~ELS_XRI_ABORT_EVENT;
- spin_unlock_irq(&phba->hbalock);
+ spin_unlock_irqrestore(&phba->hbalock, iflags);
+
/* Now, handle all the els xri abort events */
+ spin_lock_irqsave(&phba->sli4_hba.els_xri_abrt_list_lock, iflags);
while (!list_empty(&phba->sli4_hba.sp_els_xri_aborted_work_queue)) {
/* Get the first event from the head of the event queue */
- spin_lock_irq(&phba->hbalock);
list_remove_head(&phba->sli4_hba.sp_els_xri_aborted_work_queue,
cq_event, struct lpfc_cq_event, list);
- spin_unlock_irq(&phba->hbalock);
+ spin_unlock_irqrestore(&phba->sli4_hba.els_xri_abrt_list_lock,
+ iflags);
/* Notify aborted XRI for ELS work queue */
lpfc_sli4_els_xri_aborted(phba, &cq_event->cqe.wcqe_axri);
+
/* Free the event processed back to the free pool */
lpfc_sli4_cq_event_release(phba, cq_event);
+ spin_lock_irqsave(&phba->sli4_hba.els_xri_abrt_list_lock,
+ iflags);
}
+ spin_unlock_irqrestore(&phba->sli4_hba.els_xri_abrt_list_lock, iflags);
}
/**
@@ -13289,9 +13328,13 @@ lpfc_sli4_sp_handle_async_event(struct lpfc_hba *phba, struct lpfc_mcqe *mcqe)
cq_event = lpfc_cq_event_setup(phba, mcqe, sizeof(struct lpfc_mcqe));
if (!cq_event)
return false;
- spin_lock_irqsave(&phba->hbalock, iflags);
+
+ spin_lock_irqsave(&phba->sli4_hba.asynce_list_lock, iflags);
list_add_tail(&cq_event->list, &phba->sli4_hba.sp_asynce_work_queue);
+ spin_unlock_irqrestore(&phba->sli4_hba.asynce_list_lock, iflags);
+
/* Set the async event flag */
+ spin_lock_irqsave(&phba->hbalock, iflags);
phba->hba_flag |= ASYNC_EVENT;
spin_unlock_irqrestore(&phba->hbalock, iflags);
@@ -13566,17 +13609,20 @@ lpfc_sli4_sp_handle_abort_xri_wcqe(struct lpfc_hba *phba,
break;
case LPFC_NVME_LS: /* NVME LS uses ELS resources */
case LPFC_ELS:
- cq_event = lpfc_cq_event_setup(
- phba, wcqe, sizeof(struct sli4_wcqe_xri_aborted));
- if (!cq_event)
- return false;
+ cq_event = lpfc_cq_event_setup(phba, wcqe, sizeof(*wcqe));
+ if (!cq_event) {
+ workposted = false;
+ break;
+ }
cq_event->hdwq = cq->hdwq;
- spin_lock_irqsave(&phba->hbalock, iflags);
+ spin_lock_irqsave(&phba->sli4_hba.els_xri_abrt_list_lock,
+ iflags);
list_add_tail(&cq_event->list,
&phba->sli4_hba.sp_els_xri_aborted_work_queue);
/* Set the els xri abort event flag */
phba->hba_flag |= ELS_XRI_ABORT_EVENT;
- spin_unlock_irqrestore(&phba->hbalock, iflags);
+ spin_unlock_irqrestore(&phba->sli4_hba.els_xri_abrt_list_lock,
+ iflags);
workposted = true;
break;
default:
diff --git a/drivers/scsi/lpfc/lpfc_sli4.h b/drivers/scsi/lpfc/lpfc_sli4.h
index a966cdeb52ee..100cb1a94811 100644
--- a/drivers/scsi/lpfc/lpfc_sli4.h
+++ b/drivers/scsi/lpfc/lpfc_sli4.h
@@ -920,8 +920,9 @@ struct lpfc_sli4_hba {
struct list_head sp_queue_event;
struct list_head sp_cqe_event_pool;
struct list_head sp_asynce_work_queue;
- struct list_head sp_fcp_xri_aborted_work_queue;
+ spinlock_t asynce_list_lock; /* protect sp_asynce_work_queue list */
struct list_head sp_els_xri_aborted_work_queue;
+ spinlock_t els_xri_abrt_list_lock; /* protect els_xri_aborted list */
struct list_head sp_unsol_work_queue;
struct lpfc_sli4_link link_state;
struct lpfc_sli4_lnk_info lnk_info;
@@ -1103,8 +1104,7 @@ void lpfc_sli4_async_event_proc(struct lpfc_hba *);
void lpfc_sli4_fcf_redisc_event_proc(struct lpfc_hba *);
int lpfc_sli4_resume_rpi(struct lpfc_nodelist *,
void (*)(struct lpfc_hba *, LPFC_MBOXQ_t *), void *);
-void lpfc_sli4_fcp_xri_abort_event_proc(struct lpfc_hba *);
-void lpfc_sli4_els_xri_abort_event_proc(struct lpfc_hba *);
+void lpfc_sli4_els_xri_abort_event_proc(struct lpfc_hba *phba);
void lpfc_sli4_nvme_xri_aborted(struct lpfc_hba *phba,
struct sli4_wcqe_xri_aborted *axri,
struct lpfc_io_buf *lpfc_ncmd);
diff --git a/drivers/scsi/pm8001/pm8001_init.c b/drivers/scsi/pm8001/pm8001_init.c
index 3cf3e58b6979..2025361b36e9 100644
--- a/drivers/scsi/pm8001/pm8001_init.c
+++ b/drivers/scsi/pm8001/pm8001_init.c
@@ -1131,7 +1131,8 @@ static int pm8001_pci_probe(struct pci_dev *pdev,
pm8001_init_sas_add(pm8001_ha);
/* phy setting support for motherboard controller */
- if (pm8001_configure_phy_settings(pm8001_ha))
+ rc = pm8001_configure_phy_settings(pm8001_ha);
+ if (rc)
goto err_out_shost;
pm8001_post_sas_ha_init(shost, chip);
diff --git a/drivers/scsi/pm8001/pm80xx_hwi.c b/drivers/scsi/pm8001/pm80xx_hwi.c
index 7593f248afb2..155382ce8469 100644
--- a/drivers/scsi/pm8001/pm80xx_hwi.c
+++ b/drivers/scsi/pm8001/pm80xx_hwi.c
@@ -3363,7 +3363,7 @@ hw_event_sas_phy_up(struct pm8001_hba_info *pm8001_ha, void *piomb)
pm8001_get_attached_sas_addr(phy, phy->sas_phy.attached_sas_addr);
spin_unlock_irqrestore(&phy->sas_phy.frame_rcvd_lock, flags);
if (pm8001_ha->flags == PM8001F_RUN_TIME)
- msleep(200);/*delay a moment to wait disk to spinup*/
+ mdelay(200); /* delay a moment to wait for disk to spin up */
pm8001_bytes_dmaed(pm8001_ha, phy_id);
}
diff --git a/drivers/scsi/qedi/qedi_main.c b/drivers/scsi/qedi/qedi_main.c
index 61fab01d2d52..f5fc7f518f8a 100644
--- a/drivers/scsi/qedi/qedi_main.c
+++ b/drivers/scsi/qedi/qedi_main.c
@@ -2766,7 +2766,7 @@ static int __qedi_probe(struct pci_dev *pdev, int mode)
QEDI_ERR(&qedi->dbg_ctx,
"Unable to start offload thread!\n");
rc = -ENODEV;
- goto free_cid_que;
+ goto free_tmf_thread;
}
INIT_DELAYED_WORK(&qedi->recovery_work, qedi_recovery_handler);
@@ -2790,6 +2790,8 @@ static int __qedi_probe(struct pci_dev *pdev, int mode)
return 0;
+free_tmf_thread:
+ destroy_workqueue(qedi->tmf_thread);
free_cid_que:
qedi_release_cid_que(qedi);
free_uio:
diff --git a/drivers/scsi/qla2xxx/qla_init.c b/drivers/scsi/qla2xxx/qla_init.c
index 898c70b8ebbf..52e8b555bd1d 100644
--- a/drivers/scsi/qla2xxx/qla_init.c
+++ b/drivers/scsi/qla2xxx/qla_init.c
@@ -1268,9 +1268,10 @@ qla24xx_async_prli(struct scsi_qla_host *vha, fc_port_t *fcport)
lio->u.logio.flags |= SRB_LOGIN_NVME_PRLI;
ql_dbg(ql_dbg_disc, vha, 0x211b,
- "Async-prli - %8phC hdl=%x, loopid=%x portid=%06x retries=%d %s.\n",
+ "Async-prli - %8phC hdl=%x, loopid=%x portid=%06x retries=%d fc4type %x priority %x %s.\n",
fcport->port_name, sp->handle, fcport->loop_id, fcport->d_id.b24,
- fcport->login_retry, NVME_TARGET(vha->hw, fcport) ? "nvme" : "fc");
+ fcport->login_retry, fcport->fc4_type, vha->hw->fc4_type_priority,
+ NVME_TARGET(vha->hw, fcport) ? "nvme" : "fcp");
rval = qla2x00_start_sp(sp);
if (rval != QLA_SUCCESS) {
@@ -1932,26 +1933,58 @@ qla24xx_handle_prli_done_event(struct scsi_qla_host *vha, struct event_arg *ea)
break;
}
- /*
- * Retry PRLI with other FC-4 type if failure occurred on dual
- * FCP/NVMe port
- */
- if (NVME_FCP_TARGET(ea->fcport)) {
- ql_dbg(ql_dbg_disc, vha, 0x2118,
- "%s %d %8phC post %s prli\n",
- __func__, __LINE__, ea->fcport->port_name,
- (ea->fcport->fc4_type & FS_FC4TYPE_NVME) ?
- "NVMe" : "FCP");
- if (vha->hw->fc4_type_priority == FC4_PRIORITY_NVME)
+ ql_dbg(ql_dbg_disc, vha, 0x2118,
+ "%s %d %8phC priority %s, fc4type %x\n",
+ __func__, __LINE__, ea->fcport->port_name,
+ vha->hw->fc4_type_priority == FC4_PRIORITY_FCP ?
+ "FCP" : "NVMe", ea->fcport->fc4_type);
+
+ if (N2N_TOPO(vha->hw)) {
+ if (vha->hw->fc4_type_priority == FC4_PRIORITY_NVME) {
ea->fcport->fc4_type &= ~FS_FC4TYPE_NVME;
- else
+ ea->fcport->fc4_type |= FS_FC4TYPE_FCP;
+ } else {
ea->fcport->fc4_type &= ~FS_FC4TYPE_FCP;
- }
+ ea->fcport->fc4_type |= FS_FC4TYPE_NVME;
+ }
- ea->fcport->flags &= ~FCF_ASYNC_SENT;
- ea->fcport->keep_nport_handle = 0;
- ea->fcport->logout_on_delete = 1;
- qlt_schedule_sess_for_deletion(ea->fcport);
+ if (ea->fcport->n2n_link_reset_cnt < 3) {
+ ea->fcport->n2n_link_reset_cnt++;
+ vha->relogin_jif = jiffies + 2 * HZ;
+ /*
+ * PRLI failed. Reset link to kick start
+ * state machine
+ */
+ set_bit(N2N_LINK_RESET, &vha->dpc_flags);
+ } else {
+ ql_log(ql_log_warn, vha, 0x2119,
+ "%s %d %8phC Unable to reconnect\n",
+ __func__, __LINE__,
+ ea->fcport->port_name);
+ }
+ } else {
+ /*
+ * switch connect. login failed. Take connection down
+ * and allow relogin to retrigger
+ */
+ if (NVME_FCP_TARGET(ea->fcport)) {
+ ql_dbg(ql_dbg_disc, vha, 0x2118,
+ "%s %d %8phC post %s prli\n",
+ __func__, __LINE__,
+ ea->fcport->port_name,
+ (ea->fcport->fc4_type & FS_FC4TYPE_NVME)
+ ? "NVMe" : "FCP");
+ if (vha->hw->fc4_type_priority == FC4_PRIORITY_NVME)
+ ea->fcport->fc4_type &= ~FS_FC4TYPE_NVME;
+ else
+ ea->fcport->fc4_type &= ~FS_FC4TYPE_FCP;
+ }
+
+ ea->fcport->flags &= ~FCF_ASYNC_SENT;
+ ea->fcport->keep_nport_handle = 0;
+ ea->fcport->logout_on_delete = 1;
+ qlt_schedule_sess_for_deletion(ea->fcport);
+ }
break;
}
}
diff --git a/drivers/scsi/qla2xxx/qla_mbx.c b/drivers/scsi/qla2xxx/qla_mbx.c
index 07afd0d8a8f3..d6325fb2ef73 100644
--- a/drivers/scsi/qla2xxx/qla_mbx.c
+++ b/drivers/scsi/qla2xxx/qla_mbx.c
@@ -1129,7 +1129,7 @@ qla2x00_get_fw_version(scsi_qla_host_t *vha)
if (ha->flags.scm_supported_a &&
(ha->fw_attributes_ext[0] & FW_ATTR_EXT0_SCM_SUPPORTED)) {
ha->flags.scm_supported_f = 1;
- ha->sf_init_cb->flags |= BIT_13;
+ ha->sf_init_cb->flags |= cpu_to_le16(BIT_13);
}
ql_log(ql_log_info, vha, 0x11a3, "SCM in FW: %s\n",
(ha->flags.scm_supported_f) ? "Supported" :
@@ -1137,9 +1137,9 @@ qla2x00_get_fw_version(scsi_qla_host_t *vha)
if (vha->flags.nvme2_enabled) {
/* set BIT_15 of special feature control block for SLER */
- ha->sf_init_cb->flags |= BIT_15;
+ ha->sf_init_cb->flags |= cpu_to_le16(BIT_15);
/* set BIT_14 of special feature control block for PI CTRL*/
- ha->sf_init_cb->flags |= BIT_14;
+ ha->sf_init_cb->flags |= cpu_to_le16(BIT_14);
}
}
@@ -3998,9 +3998,6 @@ qla24xx_report_id_acquisition(scsi_qla_host_t *vha,
fcport->scan_state = QLA_FCPORT_FOUND;
fcport->n2n_flag = 1;
fcport->keep_nport_handle = 1;
- fcport->fc4_type = FS_FC4TYPE_FCP;
- if (vha->flags.nvme_enabled)
- fcport->fc4_type |= FS_FC4TYPE_NVME;
if (wwn_to_u64(vha->port_name) >
wwn_to_u64(fcport->port_name)) {
diff --git a/drivers/scsi/qla2xxx/qla_tmpl.c b/drivers/scsi/qla2xxx/qla_tmpl.c
index bd8623ee156a..26c13a953b97 100644
--- a/drivers/scsi/qla2xxx/qla_tmpl.c
+++ b/drivers/scsi/qla2xxx/qla_tmpl.c
@@ -928,7 +928,8 @@ qla27xx_template_checksum(void *p, ulong size)
static inline int
qla27xx_verify_template_checksum(struct qla27xx_fwdt_template *tmp)
{
- return qla27xx_template_checksum(tmp, tmp->template_size) == 0;
+ return qla27xx_template_checksum(tmp,
+ le32_to_cpu(tmp->template_size)) == 0;
}
static inline int
@@ -944,7 +945,7 @@ qla27xx_execute_fwdt_template(struct scsi_qla_host *vha,
ulong len = 0;
if (qla27xx_fwdt_template_valid(tmp)) {
- len = tmp->template_size;
+ len = le32_to_cpu(tmp->template_size);
tmp = memcpy(buf, tmp, len);
ql27xx_edit_template(vha, tmp);
qla27xx_walk_template(vha, tmp, buf, &len);
@@ -960,7 +961,7 @@ qla27xx_fwdt_calculate_dump_size(struct scsi_qla_host *vha, void *p)
ulong len = 0;
if (qla27xx_fwdt_template_valid(tmp)) {
- len = tmp->template_size;
+ len = le32_to_cpu(tmp->template_size);
qla27xx_walk_template(vha, tmp, NULL, &len);
}
@@ -972,7 +973,7 @@ qla27xx_fwdt_template_size(void *p)
{
struct qla27xx_fwdt_template *tmp = p;
- return tmp->template_size;
+ return le32_to_cpu(tmp->template_size);
}
int
diff --git a/drivers/scsi/qla2xxx/qla_tmpl.h b/drivers/scsi/qla2xxx/qla_tmpl.h
index c47184db5081..6e0987edfceb 100644
--- a/drivers/scsi/qla2xxx/qla_tmpl.h
+++ b/drivers/scsi/qla2xxx/qla_tmpl.h
@@ -12,7 +12,7 @@
struct __packed qla27xx_fwdt_template {
__le32 template_type;
__le32 entry_offset;
- uint32_t template_size;
+ __le32 template_size;
uint32_t count; /* borrow field for running/residual count */
__le32 entry_count;
diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c
index 03c6d0620bfd..2d17137f8ff3 100644
--- a/drivers/scsi/scsi_lib.c
+++ b/drivers/scsi/scsi_lib.c
@@ -2948,6 +2948,78 @@ void sdev_enable_disk_events(struct scsi_device *sdev)
}
EXPORT_SYMBOL(sdev_enable_disk_events);
+static unsigned char designator_prio(const unsigned char *d)
+{
+ if (d[1] & 0x30)
+ /* not associated with LUN */
+ return 0;
+
+ if (d[3] == 0)
+ /* invalid length */
+ return 0;
+
+ /*
+ * Order of preference for lun descriptor:
+ * - SCSI name string
+ * - NAA IEEE Registered Extended
+ * - EUI-64 based 16-byte
+ * - EUI-64 based 12-byte
+ * - NAA IEEE Registered
+ * - NAA IEEE Extended
+ * - EUI-64 based 8-byte
+ * - SCSI name string (truncated)
+ * - T10 Vendor ID
+ * as longer descriptors reduce the likelyhood
+ * of identification clashes.
+ */
+
+ switch (d[1] & 0xf) {
+ case 8:
+ /* SCSI name string, variable-length UTF-8 */
+ return 9;
+ case 3:
+ switch (d[4] >> 4) {
+ case 6:
+ /* NAA registered extended */
+ return 8;
+ case 5:
+ /* NAA registered */
+ return 5;
+ case 4:
+ /* NAA extended */
+ return 4;
+ case 3:
+ /* NAA locally assigned */
+ return 1;
+ default:
+ break;
+ }
+ break;
+ case 2:
+ switch (d[3]) {
+ case 16:
+ /* EUI64-based, 16 byte */
+ return 7;
+ case 12:
+ /* EUI64-based, 12 byte */
+ return 6;
+ case 8:
+ /* EUI64-based, 8 byte */
+ return 3;
+ default:
+ break;
+ }
+ break;
+ case 1:
+ /* T10 vendor ID */
+ return 1;
+ default:
+ break;
+ }
+
+ return 0;
+}
+
/**
* scsi_vpd_lun_id - return a unique device identification
* @sdev: SCSI device
@@ -2964,7 +3036,7 @@ EXPORT_SYMBOL(sdev_enable_disk_events);
*/
int scsi_vpd_lun_id(struct scsi_device *sdev, char *id, size_t id_len)
{
- u8 cur_id_type = 0xff;
+ u8 cur_id_prio = 0;
u8 cur_id_size = 0;
const unsigned char *d, *cur_id_str;
const struct scsi_vpd *vpd_pg83;
@@ -2977,20 +3049,6 @@ int scsi_vpd_lun_id(struct scsi_device *sdev, char *id, size_t id_len)
return -ENXIO;
}
- /*
- * Look for the correct descriptor.
- * Order of preference for lun descriptor:
- * - SCSI name string
- * - NAA IEEE Registered Extended
- * - EUI-64 based 16-byte
- * - EUI-64 based 12-byte
- * - NAA IEEE Registered
- * - NAA IEEE Extended
- * - T10 Vendor ID
- * as longer descriptors reduce the likelyhood
- * of identification clashes.
- */
-
/* The id string must be at least 20 bytes + terminating NULL byte */
if (id_len < 21) {
rcu_read_unlock();
@@ -3000,8 +3058,9 @@ int scsi_vpd_lun_id(struct scsi_device *sdev, char *id, size_t id_len)
memset(id, 0, id_len);
d = vpd_pg83->data + 4;
while (d < vpd_pg83->data + vpd_pg83->len) {
- /* Skip designators not referring to the LUN */
- if ((d[1] & 0x30) != 0x00)
+ u8 prio = designator_prio(d);
+
+ if (prio == 0 || cur_id_prio > prio)
goto next_desig;
switch (d[1] & 0xf) {
@@ -3009,28 +3068,19 @@ int scsi_vpd_lun_id(struct scsi_device *sdev, char *id, size_t id_len)
/* T10 Vendor ID */
if (cur_id_size > d[3])
break;
- /* Prefer anything */
- if (cur_id_type > 0x01 && cur_id_type != 0xff)
- break;
+ cur_id_prio = prio;
cur_id_size = d[3];
if (cur_id_size + 4 > id_len)
cur_id_size = id_len - 4;
cur_id_str = d + 4;
- cur_id_type = d[1] & 0xf;
id_size = snprintf(id, id_len, "t10.%*pE",
cur_id_size, cur_id_str);
break;
case 0x2:
/* EUI-64 */
- if (cur_id_size > d[3])
- break;
- /* Prefer NAA IEEE Registered Extended */
- if (cur_id_type == 0x3 &&
- cur_id_size == d[3])
- break;
+ cur_id_prio = prio;
cur_id_size = d[3];
cur_id_str = d + 4;
- cur_id_type = d[1] & 0xf;
switch (cur_id_size) {
case 8:
id_size = snprintf(id, id_len,
@@ -3048,17 +3098,14 @@ int scsi_vpd_lun_id(struct scsi_device *sdev, char *id, size_t id_len)
cur_id_str);
break;
default:
- cur_id_size = 0;
break;
}
break;
case 0x3:
/* NAA */
- if (cur_id_size > d[3])
- break;
+ cur_id_prio = prio;
cur_id_size = d[3];
cur_id_str = d + 4;
- cur_id_type = d[1] & 0xf;
switch (cur_id_size) {
case 8:
id_size = snprintf(id, id_len,
@@ -3071,26 +3118,25 @@ int scsi_vpd_lun_id(struct scsi_device *sdev, char *id, size_t id_len)
cur_id_str);
break;
default:
- cur_id_size = 0;
break;
}
break;
case 0x8:
/* SCSI name string */
- if (cur_id_size + 4 > d[3])
+ if (cur_id_size > d[3])
break;
/* Prefer others for truncated descriptor */
- if (cur_id_size && d[3] > id_len)
- break;
+ if (d[3] > id_len) {
+ prio = 2;
+ if (cur_id_prio > prio)
+ break;
+ }
+ cur_id_prio = prio;
cur_id_size = id_size = d[3];
cur_id_str = d + 4;
- cur_id_type = d[1] & 0xf;
if (cur_id_size >= id_len)
cur_id_size = id_len - 1;
memcpy(id, cur_id_str, cur_id_size);
- /* Decrease priority for truncated descriptor */
- if (cur_id_size != id_size)
- cur_id_size = 6;
break;
default:
break;
diff --git a/drivers/scsi/scsi_transport_iscsi.c b/drivers/scsi/scsi_transport_iscsi.c
index 2eb3e4f9375a..2e68c0a87698 100644
--- a/drivers/scsi/scsi_transport_iscsi.c
+++ b/drivers/scsi/scsi_transport_iscsi.c
@@ -2313,7 +2313,9 @@ iscsi_create_conn(struct iscsi_cls_session *session, int dd_size, uint32_t cid)
return conn;
release_conn_ref:
- put_device(&conn->dev);
+ device_unregister(&conn->dev);
+ put_device(&session->dev);
+ return NULL;
release_parent_ref:
put_device(&session->dev);
free_conn:
diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c
index 0c148fcd24de..911aba3e7675 100644
--- a/drivers/scsi/ufs/ufshcd.c
+++ b/drivers/scsi/ufs/ufshcd.c
@@ -1751,8 +1751,9 @@ static void __ufshcd_release(struct ufs_hba *hba)
if (hba->clk_gating.active_reqs || hba->clk_gating.is_suspended ||
hba->ufshcd_state != UFSHCD_STATE_OPERATIONAL ||
- ufshcd_any_tag_in_use(hba) || hba->outstanding_tasks ||
- hba->active_uic_cmd || hba->uic_async_done)
+ hba->outstanding_tasks ||
+ hba->active_uic_cmd || hba->uic_async_done ||
+ hba->clk_gating.state == CLKS_OFF)
return;
hba->clk_gating.state = REQ_CLKS_OFF;
diff --git a/drivers/slimbus/qcom-ctrl.c b/drivers/slimbus/qcom-ctrl.c
index 4aad2566f52d..f04b961b96cd 100644
--- a/drivers/slimbus/qcom-ctrl.c
+++ b/drivers/slimbus/qcom-ctrl.c
@@ -472,15 +472,10 @@ static void qcom_slim_rxwq(struct work_struct *work)
static void qcom_slim_prg_slew(struct platform_device *pdev,
struct qcom_slim_ctrl *ctrl)
{
- struct resource *slew_mem;
-
if (!ctrl->slew_reg) {
/* SLEW RATE register for this SLIMbus */
- slew_mem = platform_get_resource_byname(pdev, IORESOURCE_MEM,
- "slew");
- ctrl->slew_reg = devm_ioremap(&pdev->dev, slew_mem->start,
- resource_size(slew_mem));
- if (!ctrl->slew_reg)
+ ctrl->slew_reg = devm_platform_ioremap_resource_byname(pdev, "slew");
+ if (IS_ERR(ctrl->slew_reg))
return;
}
diff --git a/drivers/slimbus/qcom-ngd-ctrl.c b/drivers/slimbus/qcom-ngd-ctrl.c
index 218aefc3531c..50cfd67c2871 100644
--- a/drivers/slimbus/qcom-ngd-ctrl.c
+++ b/drivers/slimbus/qcom-ngd-ctrl.c
@@ -1205,6 +1205,9 @@ static int qcom_slim_ngd_runtime_resume(struct device *dev)
struct qcom_slim_ngd_ctrl *ctrl = dev_get_drvdata(dev);
int ret = 0;
+ if (!ctrl->qmi.handle)
+ return 0;
+
if (ctrl->state >= QCOM_SLIM_NGD_CTRL_ASLEEP)
ret = qcom_slim_ngd_power_up(ctrl);
if (ret) {
@@ -1503,6 +1506,9 @@ static int __maybe_unused qcom_slim_ngd_runtime_suspend(struct device *dev)
struct qcom_slim_ngd_ctrl *ctrl = dev_get_drvdata(dev);
int ret = 0;
+ if (!ctrl->qmi.handle)
+ return 0;
+
ret = qcom_slim_qmi_power_request(ctrl, false);
if (ret && ret != -EBUSY)
dev_info(ctrl->dev, "slim resource not idle:%d\n", ret);
diff --git a/drivers/soc/amlogic/meson-canvas.c b/drivers/soc/amlogic/meson-canvas.c
index c655f5f92b12..d0329ad170d1 100644
--- a/drivers/soc/amlogic/meson-canvas.c
+++ b/drivers/soc/amlogic/meson-canvas.c
@@ -72,8 +72,10 @@ struct meson_canvas *meson_canvas_get(struct device *dev)
* current state, this driver probe cannot return -EPROBE_DEFER
*/
canvas = dev_get_drvdata(&canvas_pdev->dev);
- if (!canvas)
+ if (!canvas) {
+ put_device(&canvas_pdev->dev);
return ERR_PTR(-EINVAL);
+ }
return canvas;
}
diff --git a/drivers/soc/mediatek/mtk-scpsys.c b/drivers/soc/mediatek/mtk-scpsys.c
index f669d3754627..ca75b14931ec 100644
--- a/drivers/soc/mediatek/mtk-scpsys.c
+++ b/drivers/soc/mediatek/mtk-scpsys.c
@@ -524,6 +524,7 @@ static void mtk_register_power_domains(struct platform_device *pdev,
for (i = 0; i < num; i++) {
struct scp_domain *scpd = &scp->domains[i];
struct generic_pm_domain *genpd = &scpd->genpd;
+ bool on;
/*
* Initially turn on all domains to make the domains usable
@@ -531,9 +532,9 @@ static void mtk_register_power_domains(struct platform_device *pdev,
* software. The unused domains will be switched off during
* late_init time.
*/
- genpd->power_on(genpd);
+ on = !WARN_ON(genpd->power_on(genpd) < 0);
- pm_genpd_init(genpd, NULL, false);
+ pm_genpd_init(genpd, NULL, !on);
}
/*
diff --git a/drivers/soc/qcom/pdr_interface.c b/drivers/soc/qcom/pdr_interface.c
index 088dc99f77f3..f63135c09667 100644
--- a/drivers/soc/qcom/pdr_interface.c
+++ b/drivers/soc/qcom/pdr_interface.c
@@ -569,7 +569,7 @@ EXPORT_SYMBOL(pdr_add_lookup);
int pdr_restart_pd(struct pdr_handle *pdr, struct pdr_service *pds)
{
struct servreg_restart_pd_resp resp;
- struct servreg_restart_pd_req req;
+ struct servreg_restart_pd_req req = { 0 };
struct sockaddr_qrtr addr;
struct pdr_service *tmp;
struct qmi_txn txn;
diff --git a/drivers/soc/qcom/qcom-geni-se.c b/drivers/soc/qcom/qcom-geni-se.c
index d0e4f520cff8..751a49f6534f 100644
--- a/drivers/soc/qcom/qcom-geni-se.c
+++ b/drivers/soc/qcom/qcom-geni-se.c
@@ -289,10 +289,23 @@ static void geni_se_select_fifo_mode(struct geni_se *se)
static void geni_se_select_dma_mode(struct geni_se *se)
{
+ u32 proto = geni_se_read_proto(se);
u32 val;
geni_se_irq_clear(se);
+ val = readl_relaxed(se->base + SE_GENI_M_IRQ_EN);
+ if (proto != GENI_SE_UART) {
+ val &= ~(M_CMD_DONE_EN | M_TX_FIFO_WATERMARK_EN);
+ val &= ~(M_RX_FIFO_WATERMARK_EN | M_RX_FIFO_LAST_EN);
+ }
+ writel_relaxed(val, se->base + SE_GENI_M_IRQ_EN);
+
+ val = readl_relaxed(se->base + SE_GENI_S_IRQ_EN);
+ if (proto != GENI_SE_UART)
+ val &= ~S_CMD_DONE_EN;
+ writel_relaxed(val, se->base + SE_GENI_S_IRQ_EN);
+
val = readl_relaxed(se->base + SE_GENI_DMA_MODE_EN);
val |= GENI_DMA_MODE_EN;
writel_relaxed(val, se->base + SE_GENI_DMA_MODE_EN);
@@ -651,7 +664,7 @@ int geni_se_tx_dma_prep(struct geni_se *se, void *buf, size_t len,
writel_relaxed(lower_32_bits(*iova), se->base + SE_DMA_TX_PTR_L);
writel_relaxed(upper_32_bits(*iova), se->base + SE_DMA_TX_PTR_H);
writel_relaxed(GENI_SE_DMA_EOT_BUF, se->base + SE_DMA_TX_ATTR);
- writel_relaxed(len, se->base + SE_DMA_TX_LEN);
+ writel(len, se->base + SE_DMA_TX_LEN);
return 0;
}
EXPORT_SYMBOL(geni_se_tx_dma_prep);
@@ -688,7 +701,7 @@ int geni_se_rx_dma_prep(struct geni_se *se, void *buf, size_t len,
writel_relaxed(upper_32_bits(*iova), se->base + SE_DMA_RX_PTR_H);
/* RX does not have EOT buffer type bit. So just reset RX_ATTR */
writel_relaxed(0, se->base + SE_DMA_RX_ATTR);
- writel_relaxed(len, se->base + SE_DMA_RX_LEN);
+ writel(len, se->base + SE_DMA_RX_LEN);
return 0;
}
EXPORT_SYMBOL(geni_se_rx_dma_prep);
diff --git a/drivers/soc/qcom/smp2p.c b/drivers/soc/qcom/smp2p.c
index 07183d731d74..a9709aae54ab 100644
--- a/drivers/soc/qcom/smp2p.c
+++ b/drivers/soc/qcom/smp2p.c
@@ -318,15 +318,16 @@ static int qcom_smp2p_inbound_entry(struct qcom_smp2p *smp2p,
static int smp2p_update_bits(void *data, u32 mask, u32 value)
{
struct smp2p_entry *entry = data;
+ unsigned long flags;
u32 orig;
u32 val;
- spin_lock(&entry->lock);
+ spin_lock_irqsave(&entry->lock, flags);
val = orig = readl(entry->value);
val &= ~mask;
val |= value;
writel(val, entry->value);
- spin_unlock(&entry->lock);
+ spin_unlock_irqrestore(&entry->lock, flags);
if (val != orig)
qcom_smp2p_kick(entry->smp2p);
diff --git a/drivers/soc/renesas/rmobile-sysc.c b/drivers/soc/renesas/rmobile-sysc.c
index 54b616ad4a62..beb1c7211c3d 100644
--- a/drivers/soc/renesas/rmobile-sysc.c
+++ b/drivers/soc/renesas/rmobile-sysc.c
@@ -327,6 +327,7 @@ static int __init rmobile_init_pm_domains(void)
pmd = of_get_child_by_name(np, "pm-domains");
if (!pmd) {
+ iounmap(base);
pr_warn("%pOF lacks pm-domains node\n", np);
continue;
}
diff --git a/drivers/soc/rockchip/io-domain.c b/drivers/soc/rockchip/io-domain.c
index eece97f97ef8..b29e829e815e 100644
--- a/drivers/soc/rockchip/io-domain.c
+++ b/drivers/soc/rockchip/io-domain.c
@@ -547,6 +547,7 @@ static int rockchip_iodomain_probe(struct platform_device *pdev)
if (uV < 0) {
dev_err(iod->dev, "Can't determine voltage: %s\n",
supply_name);
+ ret = uV;
goto unreg_notify;
}
diff --git a/drivers/soc/ti/knav_dma.c b/drivers/soc/ti/knav_dma.c
index 8c863ecb1c60..56597f6ea666 100644
--- a/drivers/soc/ti/knav_dma.c
+++ b/drivers/soc/ti/knav_dma.c
@@ -749,8 +749,9 @@ static int knav_dma_probe(struct platform_device *pdev)
pm_runtime_enable(kdev->dev);
ret = pm_runtime_get_sync(kdev->dev);
if (ret < 0) {
+ pm_runtime_put_noidle(kdev->dev);
dev_err(kdev->dev, "unable to enable pktdma, err %d\n", ret);
- return ret;
+ goto err_pm_disable;
}
/* Initialise all packet dmas */
@@ -764,7 +765,8 @@ static int knav_dma_probe(struct platform_device *pdev)
if (list_empty(&kdev->list)) {
dev_err(dev, "no valid dma instance\n");
- return -ENODEV;
+ ret = -ENODEV;
+ goto err_put_sync;
}
debugfs_create_file("knav_dma", S_IFREG | S_IRUGO, NULL, NULL,
@@ -772,6 +774,13 @@ static int knav_dma_probe(struct platform_device *pdev)
device_ready = true;
return ret;
+
+err_put_sync:
+ pm_runtime_put_sync(kdev->dev);
+err_pm_disable:
+ pm_runtime_disable(kdev->dev);
+
+ return ret;
}
static int knav_dma_remove(struct platform_device *pdev)
diff --git a/drivers/soc/ti/knav_qmss_queue.c b/drivers/soc/ti/knav_qmss_queue.c
index a460f201bf8e..53e36d4328d1 100644
--- a/drivers/soc/ti/knav_qmss_queue.c
+++ b/drivers/soc/ti/knav_qmss_queue.c
@@ -1784,6 +1784,7 @@ static int knav_queue_probe(struct platform_device *pdev)
pm_runtime_enable(&pdev->dev);
ret = pm_runtime_get_sync(&pdev->dev);
if (ret < 0) {
+ pm_runtime_put_noidle(&pdev->dev);
dev_err(dev, "Failed to enable QMSS\n");
return ret;
}
@@ -1851,9 +1852,10 @@ static int knav_queue_probe(struct platform_device *pdev)
if (ret)
goto err;
- regions = of_get_child_by_name(node, "descriptor-regions");
+ regions = of_get_child_by_name(node, "descriptor-regions");
if (!regions) {
dev_err(dev, "descriptor-regions not specified\n");
+ ret = -ENODEV;
goto err;
}
ret = knav_queue_setup_regions(kdev, regions);
diff --git a/drivers/soc/ti/omap_prm.c b/drivers/soc/ti/omap_prm.c
index 980b04c38fd9..4d41dc3cdce1 100644
--- a/drivers/soc/ti/omap_prm.c
+++ b/drivers/soc/ti/omap_prm.c
@@ -484,6 +484,10 @@ static int omap_reset_deassert(struct reset_controller_dev *rcdev,
struct ti_prm_platform_data *pdata = dev_get_platdata(reset->dev);
int ret = 0;
+ /* Nothing to do if the reset is already deasserted */
+ if (!omap_reset_status(rcdev, id))
+ return 0;
+
has_rstst = reset->prm->data->rstst ||
(reset->prm->data->flags & OMAP_PRM_HAS_RSTST);
diff --git a/drivers/soundwire/master.c b/drivers/soundwire/master.c
index 3488bb824e84..9b05c9e25ebe 100644
--- a/drivers/soundwire/master.c
+++ b/drivers/soundwire/master.c
@@ -8,6 +8,15 @@
#include <linux/soundwire/sdw_type.h>
#include "bus.h"
+/*
+ * The 3s value for autosuspend will only be used if there are no
+ * devices physically attached on a bus segment. In practice enabling
+ * the bus operation will result in children devices become active and
+ * the master device will only suspend when all its children are no
+ * longer active.
+ */
+#define SDW_MASTER_SUSPEND_DELAY_MS 3000
+
/*
* The sysfs for properties reflects the MIPI description as given
* in the MIPI DisCo spec
@@ -154,7 +163,12 @@ int sdw_master_device_add(struct sdw_bus *bus, struct device *parent,
bus->dev = &md->dev;
bus->md = md;
+ pm_runtime_set_autosuspend_delay(&bus->md->dev, SDW_MASTER_SUSPEND_DELAY_MS);
+ pm_runtime_use_autosuspend(&bus->md->dev);
+ pm_runtime_mark_last_busy(&bus->md->dev);
+ pm_runtime_set_active(&bus->md->dev);
pm_runtime_enable(&bus->md->dev);
+ pm_runtime_idle(&bus->md->dev);
device_register_err:
return ret;
}
diff --git a/drivers/soundwire/qcom.c b/drivers/soundwire/qcom.c
index fbca4ebf63e9..6d22df01f354 100644
--- a/drivers/soundwire/qcom.c
+++ b/drivers/soundwire/qcom.c
@@ -799,7 +799,7 @@ static int qcom_swrm_probe(struct platform_device *pdev)
data = of_device_get_match_data(dev);
ctrl->rows_index = sdw_find_row_index(data->default_rows);
ctrl->cols_index = sdw_find_col_index(data->default_cols);
-#if IS_ENABLED(CONFIG_SLIMBUS)
+#if IS_REACHABLE(CONFIG_SLIMBUS)
if (dev->parent->bus == &slimbus_bus) {
#else
if (false) {
diff --git a/drivers/soundwire/sysfs_slave_dpn.c b/drivers/soundwire/sysfs_slave_dpn.c
index 05a721ea9830..c4b6543c09fd 100644
--- a/drivers/soundwire/sysfs_slave_dpn.c
+++ b/drivers/soundwire/sysfs_slave_dpn.c
@@ -37,6 +37,7 @@ static int field##_attribute_alloc(struct device *dev, \
return -ENOMEM; \
dpn_attr->N = N; \
dpn_attr->dir = dir; \
+ sysfs_attr_init(&dpn_attr->dev_attr.attr); \
dpn_attr->format_string = format_string; \
dpn_attr->dev_attr.attr.name = __stringify(field); \
dpn_attr->dev_attr.attr.mode = 0444; \
diff --git a/drivers/spi/Kconfig b/drivers/spi/Kconfig
index 5cff60de8e83..3fd16b7f6150 100644
--- a/drivers/spi/Kconfig
+++ b/drivers/spi/Kconfig
@@ -255,6 +255,7 @@ config SPI_DW_MMIO
config SPI_DW_BT1
tristate "Baikal-T1 SPI driver for DW SPI core"
depends on MIPS_BAIKAL_T1 || COMPILE_TEST
+ select MULTIPLEXER
help
Baikal-T1 SoC is equipped with three DW APB SSI-based MMIO SPI
controllers. Two of them are pretty much normal: with IRQ, DMA,
diff --git a/drivers/spi/atmel-quadspi.c b/drivers/spi/atmel-quadspi.c
index 8c009c175f2c..1e63fd4821f9 100644
--- a/drivers/spi/atmel-quadspi.c
+++ b/drivers/spi/atmel-quadspi.c
@@ -365,10 +365,14 @@ static int atmel_qspi_set_cfg(struct atmel_qspi *aq,
if (dummy_cycles)
ifr |= QSPI_IFR_NBDUM(dummy_cycles);
- /* Set data enable */
- if (op->data.nbytes)
+ /* Set data enable and data transfer type. */
+ if (op->data.nbytes) {
ifr |= QSPI_IFR_DATAEN;
+ if (op->addr.nbytes)
+ ifr |= QSPI_IFR_TFRTYP_MEM;
+ }
+
/*
* If the QSPI controller is set in regular SPI mode, set it in
* Serial Memory Mode (SMM).
@@ -393,7 +397,7 @@ static int atmel_qspi_set_cfg(struct atmel_qspi *aq,
atmel_qspi_write(icr, aq, QSPI_WICR);
atmel_qspi_write(ifr, aq, QSPI_IFR);
} else {
- if (op->data.dir == SPI_MEM_DATA_OUT)
+ if (op->data.nbytes && op->data.dir == SPI_MEM_DATA_OUT)
ifr |= QSPI_IFR_SAMA5D2_WRITE_TRSFR;
/* Set QSPI Instruction Frame registers */
@@ -535,7 +539,7 @@ static int atmel_qspi_probe(struct platform_device *pdev)
struct resource *res;
int irq, err = 0;
- ctrl = spi_alloc_master(&pdev->dev, sizeof(*aq));
+ ctrl = devm_spi_alloc_master(&pdev->dev, sizeof(*aq));
if (!ctrl)
return -ENOMEM;
@@ -557,8 +561,7 @@ static int atmel_qspi_probe(struct platform_device *pdev)
aq->regs = devm_ioremap_resource(&pdev->dev, res);
if (IS_ERR(aq->regs)) {
dev_err(&pdev->dev, "missing registers\n");
- err = PTR_ERR(aq->regs);
- goto exit;
+ return PTR_ERR(aq->regs);
}
/* Map the AHB memory */
@@ -566,8 +569,7 @@ static int atmel_qspi_probe(struct platform_device *pdev)
aq->mem = devm_ioremap_resource(&pdev->dev, res);
if (IS_ERR(aq->mem)) {
dev_err(&pdev->dev, "missing AHB memory\n");
- err = PTR_ERR(aq->mem);
- goto exit;
+ return PTR_ERR(aq->mem);
}
aq->mmap_size = resource_size(res);
@@ -579,22 +581,21 @@ static int atmel_qspi_probe(struct platform_device *pdev)
if (IS_ERR(aq->pclk)) {
dev_err(&pdev->dev, "missing peripheral clock\n");
- err = PTR_ERR(aq->pclk);
- goto exit;
+ return PTR_ERR(aq->pclk);
}
/* Enable the peripheral clock */
err = clk_prepare_enable(aq->pclk);
if (err) {
dev_err(&pdev->dev, "failed to enable the peripheral clock\n");
- goto exit;
+ return err;
}
aq->caps = of_device_get_match_data(&pdev->dev);
if (!aq->caps) {
dev_err(&pdev->dev, "Could not retrieve QSPI caps\n");
err = -EINVAL;
- goto exit;
+ goto disable_pclk;
}
if (aq->caps->has_qspick) {
@@ -638,8 +639,6 @@ static int atmel_qspi_probe(struct platform_device *pdev)
clk_disable_unprepare(aq->qspick);
disable_pclk:
clk_disable_unprepare(aq->pclk);
-exit:
- spi_controller_put(ctrl);
return err;
}
diff --git a/drivers/spi/spi-ar934x.c b/drivers/spi/spi-ar934x.c
index d08dec09d423..def32e0aaefe 100644
--- a/drivers/spi/spi-ar934x.c
+++ b/drivers/spi/spi-ar934x.c
@@ -176,10 +176,11 @@ static int ar934x_spi_probe(struct platform_device *pdev)
if (ret)
return ret;
- ctlr = spi_alloc_master(&pdev->dev, sizeof(*sp));
+ ctlr = devm_spi_alloc_master(&pdev->dev, sizeof(*sp));
if (!ctlr) {
dev_info(&pdev->dev, "failed to allocate spi controller\n");
- return -ENOMEM;
+ ret = -ENOMEM;
+ goto err_clk_disable;
}
/* disable flash mapping and expose spi controller registers */
@@ -202,7 +203,13 @@ static int ar934x_spi_probe(struct platform_device *pdev)
sp->clk_freq = clk_get_rate(clk);
sp->ctlr = ctlr;
- return devm_spi_register_controller(&pdev->dev, ctlr);
+ ret = spi_register_controller(ctlr);
+ if (!ret)
+ return 0;
+
+err_clk_disable:
+ clk_disable_unprepare(clk);
+ return ret;
}
static int ar934x_spi_remove(struct platform_device *pdev)
@@ -213,6 +220,7 @@ static int ar934x_spi_remove(struct platform_device *pdev)
ctlr = dev_get_drvdata(&pdev->dev);
sp = spi_controller_get_devdata(ctlr);
+ spi_unregister_controller(ctlr);
clk_disable_unprepare(sp->clk);
return 0;
diff --git a/drivers/spi/spi-bcm63xx-hsspi.c b/drivers/spi/spi-bcm63xx-hsspi.c
index 9909b18f3c5a..1f08d7553f07 100644
--- a/drivers/spi/spi-bcm63xx-hsspi.c
+++ b/drivers/spi/spi-bcm63xx-hsspi.c
@@ -494,8 +494,10 @@ static int bcm63xx_hsspi_resume(struct device *dev)
if (bs->pll_clk) {
ret = clk_prepare_enable(bs->pll_clk);
- if (ret)
+ if (ret) {
+ clk_disable_unprepare(bs->clk);
return ret;
+ }
}
spi_master_resume(master);
diff --git a/drivers/spi/spi-davinci.c b/drivers/spi/spi-davinci.c
index 818f2b22875d..7453a1dbbc06 100644
--- a/drivers/spi/spi-davinci.c
+++ b/drivers/spi/spi-davinci.c
@@ -1040,13 +1040,13 @@ static int davinci_spi_remove(struct platform_device *pdev)
spi_bitbang_stop(&dspi->bitbang);
clk_disable_unprepare(dspi->clk);
- spi_master_put(master);
if (dspi->dma_rx) {
dma_release_channel(dspi->dma_rx);
dma_release_channel(dspi->dma_tx);
}
+ spi_master_put(master);
return 0;
}
diff --git a/drivers/spi/spi-dw-bt1.c b/drivers/spi/spi-dw-bt1.c
index f382dfad7842..c279b7891e3a 100644
--- a/drivers/spi/spi-dw-bt1.c
+++ b/drivers/spi/spi-dw-bt1.c
@@ -280,8 +280,10 @@ static int dw_spi_bt1_probe(struct platform_device *pdev)
dws->bus_num = pdev->id;
dws->reg_io_width = 4;
dws->max_freq = clk_get_rate(dwsbt1->clk);
- if (!dws->max_freq)
+ if (!dws->max_freq) {
+ ret = -EINVAL;
goto err_disable_clk;
+ }
init_func = device_get_match_data(&pdev->dev);
ret = init_func(pdev, dwsbt1);
diff --git a/drivers/spi/spi-fsl-dspi.c b/drivers/spi/spi-fsl-dspi.c
index 1a08c1d584ab..028736687488 100644
--- a/drivers/spi/spi-fsl-dspi.c
+++ b/drivers/spi/spi-fsl-dspi.c
@@ -1165,7 +1165,7 @@ static int dspi_init(struct fsl_dspi *dspi)
unsigned int mcr;
/* Set idle states for all chip select signals to high */
- mcr = SPI_MCR_PCSIS(GENMASK(dspi->ctlr->num_chipselect - 1, 0));
+ mcr = SPI_MCR_PCSIS(GENMASK(dspi->ctlr->max_native_cs - 1, 0));
if (dspi->devtype_data->trans_mode == DSPI_XSPI_MODE)
mcr |= SPI_MCR_XSPI;
@@ -1250,7 +1250,7 @@ static int dspi_probe(struct platform_device *pdev)
pdata = dev_get_platdata(&pdev->dev);
if (pdata) {
- ctlr->num_chipselect = pdata->cs_num;
+ ctlr->num_chipselect = ctlr->max_native_cs = pdata->cs_num;
ctlr->bus_num = pdata->bus_num;
/* Only Coldfire uses platform data */
@@ -1263,7 +1263,7 @@ static int dspi_probe(struct platform_device *pdev)
dev_err(&pdev->dev, "can't get spi-num-chipselects\n");
goto out_ctlr_put;
}
- ctlr->num_chipselect = cs_num;
+ ctlr->num_chipselect = ctlr->max_native_cs = cs_num;
of_property_read_u32(np, "bus-num", &bus_num);
ctlr->bus_num = bus_num;
diff --git a/drivers/spi/spi-fsl-spi.c b/drivers/spi/spi-fsl-spi.c
index 299e9870cf58..9494257e1c33 100644
--- a/drivers/spi/spi-fsl-spi.c
+++ b/drivers/spi/spi-fsl-spi.c
@@ -716,10 +716,11 @@ static int of_fsl_spi_probe(struct platform_device *ofdev)
type = fsl_spi_get_type(&ofdev->dev);
if (type == TYPE_FSL) {
struct fsl_spi_platform_data *pdata = dev_get_platdata(dev);
+ bool spisel_boot = false;
#if IS_ENABLED(CONFIG_FSL_SOC)
struct mpc8xxx_spi_probe_info *pinfo = to_of_pinfo(pdata);
- bool spisel_boot = of_property_read_bool(np, "fsl,spisel_boot");
+ spisel_boot = of_property_read_bool(np, "fsl,spisel_boot");
if (spisel_boot) {
pinfo->immr_spi_cs = ioremap(get_immrbase() + IMMR_SPI_CS_OFFSET, 4);
if (!pinfo->immr_spi_cs)
@@ -734,10 +735,14 @@ static int of_fsl_spi_probe(struct platform_device *ofdev)
* supported on the GRLIB variant.
*/
ret = gpiod_count(dev, "cs");
- if (ret <= 0)
+ if (ret < 0)
+ ret = 0;
+ if (ret == 0 && !spisel_boot) {
pdata->max_chipselect = 1;
- else
+ } else {
+ pdata->max_chipselect = ret + spisel_boot;
pdata->cs_control = fsl_spi_cs_control;
+ }
}
ret = of_address_to_resource(np, 0, &mem);
diff --git a/drivers/spi/spi-geni-qcom.c b/drivers/spi/spi-geni-qcom.c
index 25810a7eef10..0e3d8e6c08f4 100644
--- a/drivers/spi/spi-geni-qcom.c
+++ b/drivers/spi/spi-geni-qcom.c
@@ -603,7 +603,7 @@ static int spi_geni_probe(struct platform_device *pdev)
if (IS_ERR(clk))
return PTR_ERR(clk);
- spi = spi_alloc_master(dev, sizeof(*mas));
+ spi = devm_spi_alloc_master(dev, sizeof(*mas));
if (!spi)
return -ENOMEM;
@@ -673,7 +673,6 @@ static int spi_geni_probe(struct platform_device *pdev)
free_irq(mas->irq, spi);
spi_geni_probe_runtime_disable:
pm_runtime_disable(dev);
- spi_master_put(spi);
dev_pm_opp_of_remove_table(&pdev->dev);
put_clkname:
dev_pm_opp_put_clkname(mas->se.opp_table);
diff --git a/drivers/spi/spi-gpio.c b/drivers/spi/spi-gpio.c
index 7ceb0ba27b75..0584f4d2fde2 100644
--- a/drivers/spi/spi-gpio.c
+++ b/drivers/spi/spi-gpio.c
@@ -350,11 +350,6 @@ static int spi_gpio_probe_pdata(struct platform_device *pdev,
return 0;
}
-static void spi_gpio_put(void *data)
-{
- spi_master_put(data);
-}
-
static int spi_gpio_probe(struct platform_device *pdev)
{
int status;
@@ -363,16 +358,10 @@ static int spi_gpio_probe(struct platform_device *pdev)
struct device *dev = &pdev->dev;
struct spi_bitbang *bb;
- master = spi_alloc_master(dev, sizeof(*spi_gpio));
+ master = devm_spi_alloc_master(dev, sizeof(*spi_gpio));
if (!master)
return -ENOMEM;
- status = devm_add_action_or_reset(&pdev->dev, spi_gpio_put, master);
- if (status) {
- spi_master_put(master);
- return status;
- }
-
if (pdev->dev.of_node)
status = spi_gpio_probe_dt(pdev, master);
else
@@ -432,7 +421,7 @@ static int spi_gpio_probe(struct platform_device *pdev)
if (status)
return status;
- return devm_spi_register_master(&pdev->dev, spi_master_get(master));
+ return devm_spi_register_master(&pdev->dev, master);
}
MODULE_ALIAS("platform:" DRIVER_NAME);
diff --git a/drivers/spi/spi-img-spfi.c b/drivers/spi/spi-img-spfi.c
index b068537375d6..5f05d519fbbd 100644
--- a/drivers/spi/spi-img-spfi.c
+++ b/drivers/spi/spi-img-spfi.c
@@ -731,8 +731,10 @@ static int img_spfi_resume(struct device *dev)
int ret;
ret = pm_runtime_get_sync(dev);
- if (ret)
+ if (ret) {
+ pm_runtime_put_noidle(dev);
return ret;
+ }
spfi_reset(spfi);
pm_runtime_put(dev);
diff --git a/drivers/spi/spi-imx.c b/drivers/spi/spi-imx.c
index 0b597905ee72..8df5e973404f 100644
--- a/drivers/spi/spi-imx.c
+++ b/drivers/spi/spi-imx.c
@@ -1538,6 +1538,7 @@ spi_imx_prepare_message(struct spi_master *master, struct spi_message *msg)
ret = pm_runtime_get_sync(spi_imx->dev);
if (ret < 0) {
+ pm_runtime_put_noidle(spi_imx->dev);
dev_err(spi_imx->dev, "failed to enable clock\n");
return ret;
}
@@ -1748,6 +1749,7 @@ static int spi_imx_remove(struct platform_device *pdev)
ret = pm_runtime_get_sync(spi_imx->dev);
if (ret < 0) {
+ pm_runtime_put_noidle(spi_imx->dev);
dev_err(spi_imx->dev, "failed to enable clock\n");
return ret;
}
diff --git a/drivers/spi/spi-mem.c b/drivers/spi/spi-mem.c
index ef53290b7d24..4682f49dc733 100644
--- a/drivers/spi/spi-mem.c
+++ b/drivers/spi/spi-mem.c
@@ -243,6 +243,7 @@ static int spi_mem_access_start(struct spi_mem *mem)
ret = pm_runtime_get_sync(ctlr->dev.parent);
if (ret < 0) {
+ pm_runtime_put_noidle(ctlr->dev.parent);
dev_err(&ctlr->dev, "Failed to power device: %d\n",
ret);
return ret;
diff --git a/drivers/spi/spi-mt7621.c b/drivers/spi/spi-mt7621.c
index 2c3b7a2a1ec7..b4b9b7309b5e 100644
--- a/drivers/spi/spi-mt7621.c
+++ b/drivers/spi/spi-mt7621.c
@@ -350,9 +350,10 @@ static int mt7621_spi_probe(struct platform_device *pdev)
if (status)
return status;
- master = spi_alloc_master(&pdev->dev, sizeof(*rs));
+ master = devm_spi_alloc_master(&pdev->dev, sizeof(*rs));
if (!master) {
dev_info(&pdev->dev, "master allocation failed\n");
+ clk_disable_unprepare(clk);
return -ENOMEM;
}
@@ -377,10 +378,15 @@ static int mt7621_spi_probe(struct platform_device *pdev)
ret = device_reset(&pdev->dev);
if (ret) {
dev_err(&pdev->dev, "SPI reset failed!\n");
+ clk_disable_unprepare(clk);
return ret;
}
- return devm_spi_register_controller(&pdev->dev, master);
+ ret = spi_register_controller(master);
+ if (ret)
+ clk_disable_unprepare(clk);
+
+ return ret;
}
static int mt7621_spi_remove(struct platform_device *pdev)
@@ -391,6 +397,7 @@ static int mt7621_spi_remove(struct platform_device *pdev)
master = dev_get_drvdata(&pdev->dev);
rs = spi_controller_get_devdata(master);
+ spi_unregister_controller(master);
clk_disable_unprepare(rs->clk);
return 0;
diff --git a/drivers/spi/spi-mtk-nor.c b/drivers/spi/spi-mtk-nor.c
index b97f26a60cbe..288f6c2bbd57 100644
--- a/drivers/spi/spi-mtk-nor.c
+++ b/drivers/spi/spi-mtk-nor.c
@@ -768,7 +768,7 @@ static int mtk_nor_probe(struct platform_device *pdev)
return -EINVAL;
}
- ctlr = spi_alloc_master(&pdev->dev, sizeof(*sp));
+ ctlr = devm_spi_alloc_master(&pdev->dev, sizeof(*sp));
if (!ctlr) {
dev_err(&pdev->dev, "failed to allocate spi controller\n");
return -ENOMEM;
diff --git a/drivers/spi/spi-mxic.c b/drivers/spi/spi-mxic.c
index 8c630acb0110..96b418293bf2 100644
--- a/drivers/spi/spi-mxic.c
+++ b/drivers/spi/spi-mxic.c
@@ -529,7 +529,7 @@ static int mxic_spi_probe(struct platform_device *pdev)
struct mxic_spi *mxic;
int ret;
- master = spi_alloc_master(&pdev->dev, sizeof(struct mxic_spi));
+ master = devm_spi_alloc_master(&pdev->dev, sizeof(struct mxic_spi));
if (!master)
return -ENOMEM;
@@ -574,15 +574,9 @@ static int mxic_spi_probe(struct platform_device *pdev)
ret = spi_register_master(master);
if (ret) {
dev_err(&pdev->dev, "spi_register_master failed\n");
- goto err_put_master;
+ pm_runtime_disable(&pdev->dev);
}
- return 0;
-
-err_put_master:
- spi_master_put(master);
- pm_runtime_disable(&pdev->dev);
-
return ret;
}
diff --git a/drivers/spi/spi-mxs.c b/drivers/spi/spi-mxs.c
index 918918a9e049..435309b09227 100644
--- a/drivers/spi/spi-mxs.c
+++ b/drivers/spi/spi-mxs.c
@@ -607,6 +607,7 @@ static int mxs_spi_probe(struct platform_device *pdev)
ret = pm_runtime_get_sync(ssp->dev);
if (ret < 0) {
+ pm_runtime_put_noidle(ssp->dev);
dev_err(ssp->dev, "runtime_get_sync failed\n");
goto out_pm_runtime_disable;
}
diff --git a/drivers/spi/spi-npcm-fiu.c b/drivers/spi/spi-npcm-fiu.c
index 1cb9329de945..b62471ab6d7f 100644
--- a/drivers/spi/spi-npcm-fiu.c
+++ b/drivers/spi/spi-npcm-fiu.c
@@ -677,7 +677,7 @@ static int npcm_fiu_probe(struct platform_device *pdev)
struct npcm_fiu_spi *fiu;
void __iomem *regbase;
struct resource *res;
- int id;
+ int id, ret;
ctrl = devm_spi_alloc_master(dev, sizeof(*fiu));
if (!ctrl)
@@ -735,7 +735,11 @@ static int npcm_fiu_probe(struct platform_device *pdev)
ctrl->num_chipselect = fiu->info->max_cs;
ctrl->dev.of_node = dev->of_node;
- return devm_spi_register_master(dev, ctrl);
+ ret = devm_spi_register_master(dev, ctrl);
+ if (ret)
+ clk_disable_unprepare(fiu->clk);
+
+ return ret;
}
static int npcm_fiu_remove(struct platform_device *pdev)
diff --git a/drivers/spi/spi-pic32.c b/drivers/spi/spi-pic32.c
index 156961b4ca86..104bde153efd 100644
--- a/drivers/spi/spi-pic32.c
+++ b/drivers/spi/spi-pic32.c
@@ -839,6 +839,7 @@ static int pic32_spi_probe(struct platform_device *pdev)
return 0;
err_bailout:
+ pic32_spi_dma_unprep(pic32s);
clk_disable_unprepare(pic32s->clk);
err_master:
spi_master_put(master);
diff --git a/drivers/spi/spi-pxa2xx.c b/drivers/spi/spi-pxa2xx.c
index 814268405ab0..d6b534d38e5d 100644
--- a/drivers/spi/spi-pxa2xx.c
+++ b/drivers/spi/spi-pxa2xx.c
@@ -1686,9 +1686,9 @@ static int pxa2xx_spi_probe(struct platform_device *pdev)
}
if (platform_info->is_slave)
- controller = spi_alloc_slave(dev, sizeof(struct driver_data));
+ controller = devm_spi_alloc_slave(dev, sizeof(*drv_data));
else
- controller = spi_alloc_master(dev, sizeof(struct driver_data));
+ controller = devm_spi_alloc_master(dev, sizeof(*drv_data));
if (!controller) {
dev_err(&pdev->dev, "cannot alloc spi_controller\n");
@@ -1911,7 +1911,6 @@ static int pxa2xx_spi_probe(struct platform_device *pdev)
free_irq(ssp->irq, drv_data);
out_error_controller_alloc:
- spi_controller_put(controller);
pxa_ssp_free(ssp);
return status;
}
diff --git a/drivers/spi/spi-qcom-qspi.c b/drivers/spi/spi-qcom-qspi.c
index 5eed88af6899..8863be370884 100644
--- a/drivers/spi/spi-qcom-qspi.c
+++ b/drivers/spi/spi-qcom-qspi.c
@@ -462,7 +462,7 @@ static int qcom_qspi_probe(struct platform_device *pdev)
dev = &pdev->dev;
- master = spi_alloc_master(dev, sizeof(*ctrl));
+ master = devm_spi_alloc_master(dev, sizeof(*ctrl));
if (!master)
return -ENOMEM;
@@ -473,54 +473,49 @@ static int qcom_qspi_probe(struct platform_device *pdev)
spin_lock_init(&ctrl->lock);
ctrl->dev = dev;
ctrl->base = devm_platform_ioremap_resource(pdev, 0);
- if (IS_ERR(ctrl->base)) {
- ret = PTR_ERR(ctrl->base);
- goto exit_probe_master_put;
- }
+ if (IS_ERR(ctrl->base))
+ return PTR_ERR(ctrl->base);
ctrl->clks = devm_kcalloc(dev, QSPI_NUM_CLKS,
sizeof(*ctrl->clks), GFP_KERNEL);
- if (!ctrl->clks) {
- ret = -ENOMEM;
- goto exit_probe_master_put;
- }
+ if (!ctrl->clks)
+ return -ENOMEM;
ctrl->clks[QSPI_CLK_CORE].id = "core";
ctrl->clks[QSPI_CLK_IFACE].id = "iface";
ret = devm_clk_bulk_get(dev, QSPI_NUM_CLKS, ctrl->clks);
if (ret)
- goto exit_probe_master_put;
+ return ret;
ctrl->icc_path_cpu_to_qspi = devm_of_icc_get(dev, "qspi-config");
- if (IS_ERR(ctrl->icc_path_cpu_to_qspi)) {
- ret = dev_err_probe(dev, PTR_ERR(ctrl->icc_path_cpu_to_qspi),
- "Failed to get cpu path\n");
- goto exit_probe_master_put;
- }
+ if (IS_ERR(ctrl->icc_path_cpu_to_qspi))
+ return dev_err_probe(dev, PTR_ERR(ctrl->icc_path_cpu_to_qspi),
+ "Failed to get cpu path\n");
+
/* Set BW vote for register access */
ret = icc_set_bw(ctrl->icc_path_cpu_to_qspi, Bps_to_icc(1000),
Bps_to_icc(1000));
if (ret) {
dev_err(ctrl->dev, "%s: ICC BW voting failed for cpu: %d\n",
__func__, ret);
- goto exit_probe_master_put;
+ return ret;
}
ret = icc_disable(ctrl->icc_path_cpu_to_qspi);
if (ret) {
dev_err(ctrl->dev, "%s: ICC disable failed for cpu: %d\n",
__func__, ret);
- goto exit_probe_master_put;
+ return ret;
}
ret = platform_get_irq(pdev, 0);
if (ret < 0)
- goto exit_probe_master_put;
+ return ret;
ret = devm_request_irq(dev, ret, qcom_qspi_irq,
IRQF_TRIGGER_HIGH, dev_name(dev), ctrl);
if (ret) {
dev_err(dev, "Failed to request irq %d\n", ret);
- goto exit_probe_master_put;
+ return ret;
}
master->max_speed_hz = 300000000;
@@ -537,10 +532,8 @@ static int qcom_qspi_probe(struct platform_device *pdev)
master->auto_runtime_pm = true;
ctrl->opp_table = dev_pm_opp_set_clkname(&pdev->dev, "core");
- if (IS_ERR(ctrl->opp_table)) {
- ret = PTR_ERR(ctrl->opp_table);
- goto exit_probe_master_put;
- }
+ if (IS_ERR(ctrl->opp_table))
+ return PTR_ERR(ctrl->opp_table);
/* OPP table is optional */
ret = dev_pm_opp_of_add_table(&pdev->dev);
if (ret && ret != -ENODEV) {
@@ -562,9 +555,6 @@ static int qcom_qspi_probe(struct platform_device *pdev)
exit_probe_put_clkname:
dev_pm_opp_put_clkname(ctrl->opp_table);
-exit_probe_master_put:
- spi_master_put(master);
-
return ret;
}
diff --git a/drivers/spi/spi-rb4xx.c b/drivers/spi/spi-rb4xx.c
index 8aa51beb4ff3..9f97d18a05c1 100644
--- a/drivers/spi/spi-rb4xx.c
+++ b/drivers/spi/spi-rb4xx.c
@@ -143,7 +143,7 @@ static int rb4xx_spi_probe(struct platform_device *pdev)
if (IS_ERR(spi_base))
return PTR_ERR(spi_base);
- master = spi_alloc_master(&pdev->dev, sizeof(*rbspi));
+ master = devm_spi_alloc_master(&pdev->dev, sizeof(*rbspi));
if (!master)
return -ENOMEM;
diff --git a/drivers/spi/spi-rpc-if.c b/drivers/spi/spi-rpc-if.c
index ed3e548227f4..3579675485a5 100644
--- a/drivers/spi/spi-rpc-if.c
+++ b/drivers/spi/spi-rpc-if.c
@@ -134,7 +134,7 @@ static int rpcif_spi_probe(struct platform_device *pdev)
struct rpcif *rpc;
int error;
- ctlr = spi_alloc_master(&pdev->dev, sizeof(*rpc));
+ ctlr = devm_spi_alloc_master(&pdev->dev, sizeof(*rpc));
if (!ctlr)
return -ENOMEM;
@@ -159,13 +159,8 @@ static int rpcif_spi_probe(struct platform_device *pdev)
error = spi_register_controller(ctlr);
if (error) {
dev_err(&pdev->dev, "spi_register_controller failed\n");
- goto err_put_ctlr;
+ rpcif_disable_rpm(rpc);
}
- return 0;
-
-err_put_ctlr:
- rpcif_disable_rpm(rpc);
- spi_controller_put(ctlr);
return error;
}
diff --git a/drivers/spi/spi-sc18is602.c b/drivers/spi/spi-sc18is602.c
index ee0f3edf49cd..297c512069a5 100644
--- a/drivers/spi/spi-sc18is602.c
+++ b/drivers/spi/spi-sc18is602.c
@@ -238,13 +238,12 @@ static int sc18is602_probe(struct i2c_client *client,
struct sc18is602_platform_data *pdata = dev_get_platdata(dev);
struct sc18is602 *hw;
struct spi_master *master;
- int error;
if (!i2c_check_functionality(client->adapter, I2C_FUNC_I2C |
I2C_FUNC_SMBUS_WRITE_BYTE_DATA))
return -EINVAL;
- master = spi_alloc_master(dev, sizeof(struct sc18is602));
+ master = devm_spi_alloc_master(dev, sizeof(struct sc18is602));
if (!master)
return -ENOMEM;
@@ -298,15 +297,7 @@ static int sc18is602_probe(struct i2c_client *client,
master->min_speed_hz = hw->freq / 128;
master->max_speed_hz = hw->freq / 4;
- error = devm_spi_register_master(dev, master);
- if (error)
- goto error_reg;
-
- return 0;
-
-error_reg:
- spi_master_put(master);
- return error;
+ return devm_spi_register_master(dev, master);
}
static const struct i2c_device_id sc18is602_id[] = {
diff --git a/drivers/spi/spi-sh.c b/drivers/spi/spi-sh.c
index 20bdae5fdf3b..15123a8f41e1 100644
--- a/drivers/spi/spi-sh.c
+++ b/drivers/spi/spi-sh.c
@@ -440,7 +440,7 @@ static int spi_sh_probe(struct platform_device *pdev)
if (irq < 0)
return irq;
- master = spi_alloc_master(&pdev->dev, sizeof(struct spi_sh_data));
+ master = devm_spi_alloc_master(&pdev->dev, sizeof(struct spi_sh_data));
if (master == NULL) {
dev_err(&pdev->dev, "spi_alloc_master error.\n");
return -ENOMEM;
@@ -458,16 +458,14 @@ static int spi_sh_probe(struct platform_device *pdev)
break;
default:
dev_err(&pdev->dev, "No support width\n");
- ret = -ENODEV;
- goto error1;
+ return -ENODEV;
}
ss->irq = irq;
ss->master = master;
ss->addr = devm_ioremap(&pdev->dev, res->start, resource_size(res));
if (ss->addr == NULL) {
dev_err(&pdev->dev, "ioremap error.\n");
- ret = -ENOMEM;
- goto error1;
+ return -ENOMEM;
}
INIT_LIST_HEAD(&ss->queue);
spin_lock_init(&ss->lock);
@@ -477,7 +475,7 @@ static int spi_sh_probe(struct platform_device *pdev)
ret = request_irq(irq, spi_sh_irq, 0, "spi_sh", ss);
if (ret < 0) {
dev_err(&pdev->dev, "request_irq error\n");
- goto error1;
+ return ret;
}
master->num_chipselect = 2;
@@ -496,9 +494,6 @@ static int spi_sh_probe(struct platform_device *pdev)
error3:
free_irq(irq, ss);
- error1:
- spi_master_put(master);
-
return ret;
}
diff --git a/drivers/spi/spi-sprd.c b/drivers/spi/spi-sprd.c
index 635738f54c73..b41a75749b49 100644
--- a/drivers/spi/spi-sprd.c
+++ b/drivers/spi/spi-sprd.c
@@ -1010,6 +1010,7 @@ static int sprd_spi_remove(struct platform_device *pdev)
ret = pm_runtime_get_sync(ss->dev);
if (ret < 0) {
+ pm_runtime_put_noidle(ss->dev);
dev_err(ss->dev, "failed to resume SPI controller\n");
return ret;
}
diff --git a/drivers/spi/spi-st-ssc4.c b/drivers/spi/spi-st-ssc4.c
index 77d26d64541a..6c44dda9ee8c 100644
--- a/drivers/spi/spi-st-ssc4.c
+++ b/drivers/spi/spi-st-ssc4.c
@@ -375,13 +375,14 @@ static int spi_st_probe(struct platform_device *pdev)
ret = devm_spi_register_master(&pdev->dev, master);
if (ret) {
dev_err(&pdev->dev, "Failed to register master\n");
- goto clk_disable;
+ goto rpm_disable;
}
return 0;
-clk_disable:
+rpm_disable:
pm_runtime_disable(&pdev->dev);
+clk_disable:
clk_disable_unprepare(spi_st->clk);
put_master:
spi_master_put(master);
diff --git a/drivers/spi/spi-stm32-qspi.c b/drivers/spi/spi-stm32-qspi.c
index a900962b4336..947e6b9dc9f4 100644
--- a/drivers/spi/spi-stm32-qspi.c
+++ b/drivers/spi/spi-stm32-qspi.c
@@ -434,8 +434,10 @@ static int stm32_qspi_exec_op(struct spi_mem *mem, const struct spi_mem_op *op)
int ret;
ret = pm_runtime_get_sync(qspi->dev);
- if (ret < 0)
+ if (ret < 0) {
+ pm_runtime_put_noidle(qspi->dev);
return ret;
+ }
mutex_lock(&qspi->lock);
ret = stm32_qspi_send(mem, op);
@@ -462,8 +464,10 @@ static int stm32_qspi_setup(struct spi_device *spi)
return -EINVAL;
ret = pm_runtime_get_sync(qspi->dev);
- if (ret < 0)
+ if (ret < 0) {
+ pm_runtime_put_noidle(qspi->dev);
return ret;
+ }
presc = DIV_ROUND_UP(qspi->clk_rate, spi->max_speed_hz) - 1;
diff --git a/drivers/spi/spi-stm32.c b/drivers/spi/spi-stm32.c
index 2cc850eb8922..471dedf3d339 100644
--- a/drivers/spi/spi-stm32.c
+++ b/drivers/spi/spi-stm32.c
@@ -2062,6 +2062,7 @@ static int stm32_spi_resume(struct device *dev)
ret = pm_runtime_get_sync(dev);
if (ret < 0) {
+ pm_runtime_put_noidle(dev);
dev_err(dev, "Unable to power device:%d\n", ret);
return ret;
}
diff --git a/drivers/spi/spi-synquacer.c b/drivers/spi/spi-synquacer.c
index 42e82dbe3d41..8cdca6ab8098 100644
--- a/drivers/spi/spi-synquacer.c
+++ b/drivers/spi/spi-synquacer.c
@@ -657,7 +657,8 @@ static int synquacer_spi_probe(struct platform_device *pdev)
if (!master->max_speed_hz) {
dev_err(&pdev->dev, "missing clock source\n");
- return -EINVAL;
+ ret = -EINVAL;
+ goto disable_clk;
}
master->min_speed_hz = master->max_speed_hz / 254;
@@ -670,7 +671,7 @@ static int synquacer_spi_probe(struct platform_device *pdev)
rx_irq = platform_get_irq(pdev, 0);
if (rx_irq <= 0) {
ret = rx_irq;
- goto put_spi;
+ goto disable_clk;
}
snprintf(sspi->rx_irq_name, SYNQUACER_HSSPI_IRQ_NAME_MAX, "%s-rx",
dev_name(&pdev->dev));
@@ -678,13 +679,13 @@ static int synquacer_spi_probe(struct platform_device *pdev)
0, sspi->rx_irq_name, sspi);
if (ret) {
dev_err(&pdev->dev, "request rx_irq failed (%d)\n", ret);
- goto put_spi;
+ goto disable_clk;
}
tx_irq = platform_get_irq(pdev, 1);
if (tx_irq <= 0) {
ret = tx_irq;
- goto put_spi;
+ goto disable_clk;
}
snprintf(sspi->tx_irq_name, SYNQUACER_HSSPI_IRQ_NAME_MAX, "%s-tx",
dev_name(&pdev->dev));
@@ -692,7 +693,7 @@ static int synquacer_spi_probe(struct platform_device *pdev)
0, sspi->tx_irq_name, sspi);
if (ret) {
dev_err(&pdev->dev, "request tx_irq failed (%d)\n", ret);
- goto put_spi;
+ goto disable_clk;
}
master->dev.of_node = np;
@@ -710,7 +711,7 @@ static int synquacer_spi_probe(struct platform_device *pdev)
ret = synquacer_spi_enable(master);
if (ret)
- goto fail_enable;
+ goto disable_clk;
pm_runtime_set_active(sspi->dev);
pm_runtime_enable(sspi->dev);
@@ -723,7 +724,7 @@ static int synquacer_spi_probe(struct platform_device *pdev)
disable_pm:
pm_runtime_disable(sspi->dev);
-fail_enable:
+disable_clk:
clk_disable_unprepare(sspi->clk);
put_spi:
spi_master_put(master);
diff --git a/drivers/spi/spi-tegra114.c b/drivers/spi/spi-tegra114.c
index ca6886aaa519..a2e5907276e7 100644
--- a/drivers/spi/spi-tegra114.c
+++ b/drivers/spi/spi-tegra114.c
@@ -966,6 +966,7 @@ static int tegra_spi_setup(struct spi_device *spi)
ret = pm_runtime_get_sync(tspi->dev);
if (ret < 0) {
+ pm_runtime_put_noidle(tspi->dev);
dev_err(tspi->dev, "pm runtime failed, e = %d\n", ret);
if (cdata)
tegra_spi_cleanup(spi);
@@ -1474,6 +1475,7 @@ static int tegra_spi_resume(struct device *dev)
ret = pm_runtime_get_sync(dev);
if (ret < 0) {
+ pm_runtime_put_noidle(dev);
dev_err(dev, "pm runtime failed, e = %d\n", ret);
return ret;
}
diff --git a/drivers/spi/spi-tegra20-sflash.c b/drivers/spi/spi-tegra20-sflash.c
index b59015c7c8a8..cfb7de737937 100644
--- a/drivers/spi/spi-tegra20-sflash.c
+++ b/drivers/spi/spi-tegra20-sflash.c
@@ -552,6 +552,7 @@ static int tegra_sflash_resume(struct device *dev)
ret = pm_runtime_get_sync(dev);
if (ret < 0) {
+ pm_runtime_put_noidle(dev);
dev_err(dev, "pm runtime failed, e = %d\n", ret);
return ret;
}
diff --git a/drivers/spi/spi-tegra20-slink.c b/drivers/spi/spi-tegra20-slink.c
index a0810765d4e5..f7c832fd4003 100644
--- a/drivers/spi/spi-tegra20-slink.c
+++ b/drivers/spi/spi-tegra20-slink.c
@@ -751,6 +751,7 @@ static int tegra_slink_setup(struct spi_device *spi)
ret = pm_runtime_get_sync(tspi->dev);
if (ret < 0) {
+ pm_runtime_put_noidle(tspi->dev);
dev_err(tspi->dev, "pm runtime failed, e = %d\n", ret);
return ret;
}
@@ -1188,6 +1189,7 @@ static int tegra_slink_resume(struct device *dev)
ret = pm_runtime_get_sync(dev);
if (ret < 0) {
+ pm_runtime_put_noidle(dev);
dev_err(dev, "pm runtime failed, e = %d\n", ret);
return ret;
}
diff --git a/drivers/spi/spi-ti-qspi.c b/drivers/spi/spi-ti-qspi.c
index 3c41649698a5..9417385c0921 100644
--- a/drivers/spi/spi-ti-qspi.c
+++ b/drivers/spi/spi-ti-qspi.c
@@ -174,6 +174,7 @@ static int ti_qspi_setup(struct spi_device *spi)
ret = pm_runtime_get_sync(qspi->dev);
if (ret < 0) {
+ pm_runtime_put_noidle(qspi->dev);
dev_err(qspi->dev, "pm_runtime_get_sync() failed\n");
return ret;
}
diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c
index fc9a59788d2e..2eaa7dbb7010 100644
--- a/drivers/spi/spi.c
+++ b/drivers/spi/spi.c
@@ -405,9 +405,11 @@ static int spi_drv_probe(struct device *dev)
if (ret)
return ret;
- ret = sdrv->probe(spi);
- if (ret)
- dev_pm_domain_detach(dev, true);
+ if (sdrv->probe) {
+ ret = sdrv->probe(spi);
+ if (ret)
+ dev_pm_domain_detach(dev, true);
+ }
return ret;
}
@@ -415,9 +417,10 @@ static int spi_drv_probe(struct device *dev)
static int spi_drv_remove(struct device *dev)
{
const struct spi_driver *sdrv = to_spi_driver(dev->driver);
- int ret;
+ int ret = 0;
- ret = sdrv->remove(to_spi_device(dev));
+ if (sdrv->remove)
+ ret = sdrv->remove(to_spi_device(dev));
dev_pm_domain_detach(dev, true);
return ret;
@@ -442,10 +445,8 @@ int __spi_register_driver(struct module *owner, struct spi_driver *sdrv)
{
sdrv->driver.owner = owner;
sdrv->driver.bus = &spi_bus_type;
- if (sdrv->probe)
- sdrv->driver.probe = spi_drv_probe;
- if (sdrv->remove)
- sdrv->driver.remove = spi_drv_remove;
+ sdrv->driver.probe = spi_drv_probe;
+ sdrv->driver.remove = spi_drv_remove;
if (sdrv->shutdown)
sdrv->driver.shutdown = spi_drv_shutdown;
return driver_register(&sdrv->driver);
diff --git a/drivers/staging/comedi/drivers/mf6x4.c b/drivers/staging/comedi/drivers/mf6x4.c
index ea430237efa7..9da8dd748078 100644
--- a/drivers/staging/comedi/drivers/mf6x4.c
+++ b/drivers/staging/comedi/drivers/mf6x4.c
@@ -112,8 +112,9 @@ static int mf6x4_ai_eoc(struct comedi_device *dev,
struct mf6x4_private *devpriv = dev->private;
unsigned int status;
+ /* EOLC goes low at end of conversion. */
status = ioread32(devpriv->gpioc_reg);
- if (status & MF6X4_GPIOC_EOLC)
+ if ((status & MF6X4_GPIOC_EOLC) == 0)
return 0;
return -EBUSY;
}
diff --git a/drivers/staging/gasket/gasket_interrupt.c b/drivers/staging/gasket/gasket_interrupt.c
index 2d6195f7300e..864342acfd86 100644
--- a/drivers/staging/gasket/gasket_interrupt.c
+++ b/drivers/staging/gasket/gasket_interrupt.c
@@ -487,14 +487,16 @@ int gasket_interrupt_system_status(struct gasket_dev *gasket_dev)
int gasket_interrupt_set_eventfd(struct gasket_interrupt_data *interrupt_data,
int interrupt, int event_fd)
{
- struct eventfd_ctx *ctx = eventfd_ctx_fdget(event_fd);
-
- if (IS_ERR(ctx))
- return PTR_ERR(ctx);
+ struct eventfd_ctx *ctx;
if (interrupt < 0 || interrupt >= interrupt_data->num_interrupts)
return -EINVAL;
+ ctx = eventfd_ctx_fdget(event_fd);
+
+ if (IS_ERR(ctx))
+ return PTR_ERR(ctx);
+
interrupt_data->eventfd_ctxs[interrupt] = ctx;
return 0;
}
@@ -505,6 +507,9 @@ int gasket_interrupt_clear_eventfd(struct gasket_interrupt_data *interrupt_data,
if (interrupt < 0 || interrupt >= interrupt_data->num_interrupts)
return -EINVAL;
- interrupt_data->eventfd_ctxs[interrupt] = NULL;
+ if (interrupt_data->eventfd_ctxs[interrupt]) {
+ eventfd_ctx_put(interrupt_data->eventfd_ctxs[interrupt]);
+ interrupt_data->eventfd_ctxs[interrupt] = NULL;
+ }
return 0;
}
diff --git a/drivers/staging/greybus/audio_codec.c b/drivers/staging/greybus/audio_codec.c
index 494aa823e998..42ce6c88ea75 100644
--- a/drivers/staging/greybus/audio_codec.c
+++ b/drivers/staging/greybus/audio_codec.c
@@ -490,6 +490,7 @@ static int gbcodec_hw_params(struct snd_pcm_substream *substream,
if (ret) {
dev_err_ratelimited(dai->dev, "%d: Error during set_config\n",
ret);
+ gb_pm_runtime_put_noidle(bundle);
mutex_unlock(&codec->lock);
return ret;
}
@@ -566,6 +567,7 @@ static int gbcodec_prepare(struct snd_pcm_substream *substream,
break;
}
if (ret) {
+ gb_pm_runtime_put_noidle(bundle);
mutex_unlock(&codec->lock);
dev_err_ratelimited(dai->dev, "set_data_size failed:%d\n",
ret);
diff --git a/drivers/staging/greybus/audio_helper.c b/drivers/staging/greybus/audio_helper.c
index 237531ba60f3..3011b8abce38 100644
--- a/drivers/staging/greybus/audio_helper.c
+++ b/drivers/staging/greybus/audio_helper.c
@@ -135,7 +135,8 @@ int gbaudio_dapm_free_controls(struct snd_soc_dapm_context *dapm,
if (!w) {
dev_err(dapm->dev, "%s: widget not found\n",
widget->name);
- return -EINVAL;
+ widget++;
+ continue;
}
widget++;
#ifdef CONFIG_DEBUG_FS
diff --git a/drivers/staging/hikey9xx/hi6421-spmi-pmic.c b/drivers/staging/hikey9xx/hi6421-spmi-pmic.c
index 64b30d263c8d..4f34a5282970 100644
--- a/drivers/staging/hikey9xx/hi6421-spmi-pmic.c
+++ b/drivers/staging/hikey9xx/hi6421-spmi-pmic.c
@@ -262,8 +262,10 @@ static int hi6421_spmi_pmic_probe(struct spmi_device *pdev)
hi6421_spmi_pmic_irq_prc(pmic);
pmic->irqs = devm_kzalloc(dev, HISI_IRQ_NUM * sizeof(int), GFP_KERNEL);
- if (!pmic->irqs)
+ if (!pmic->irqs) {
+ ret = -ENOMEM;
goto irq_malloc;
+ }
pmic->domain = irq_domain_add_simple(np, HISI_IRQ_NUM, 0,
&hi6421_spmi_domain_ops, pmic);
diff --git a/drivers/staging/media/rkisp1/rkisp1-capture.c b/drivers/staging/media/rkisp1/rkisp1-capture.c
index b6f497ce3e95..0c934ca5adaa 100644
--- a/drivers/staging/media/rkisp1/rkisp1-capture.c
+++ b/drivers/staging/media/rkisp1/rkisp1-capture.c
@@ -992,6 +992,7 @@ rkisp1_vb2_start_streaming(struct vb2_queue *queue, unsigned int count)
ret = pm_runtime_get_sync(cap->rkisp1->dev);
if (ret < 0) {
+ pm_runtime_put_noidle(cap->rkisp1->dev);
dev_err(cap->rkisp1->dev, "power up failed %d\n", ret);
goto err_destroy_dummy;
}
diff --git a/drivers/staging/media/sunxi/cedrus/cedrus_video.c b/drivers/staging/media/sunxi/cedrus/cedrus_video.c
index 667b86dde1ee..911f607d9b09 100644
--- a/drivers/staging/media/sunxi/cedrus/cedrus_video.c
+++ b/drivers/staging/media/sunxi/cedrus/cedrus_video.c
@@ -479,8 +479,10 @@ static int cedrus_start_streaming(struct vb2_queue *vq, unsigned int count)
if (V4L2_TYPE_IS_OUTPUT(vq->type)) {
ret = pm_runtime_get_sync(dev->dev);
- if (ret < 0)
+ if (ret < 0) {
+ pm_runtime_put_noidle(dev->dev);
goto err_cleanup;
+ }
if (dev->dec_ops[ctx->current_codec]->start) {
ret = dev->dec_ops[ctx->current_codec]->start(ctx);
diff --git a/drivers/staging/vc04_services/vchiq-mmal/Kconfig b/drivers/staging/vc04_services/vchiq-mmal/Kconfig
index 500c0d12e4ff..c99525a0bb45 100644
--- a/drivers/staging/vc04_services/vchiq-mmal/Kconfig
+++ b/drivers/staging/vc04_services/vchiq-mmal/Kconfig
@@ -1,6 +1,6 @@
config BCM2835_VCHIQ_MMAL
tristate "BCM2835 MMAL VCHIQ service"
- depends on (ARCH_BCM2835 || COMPILE_TEST)
+ depends on BCM2835_VCHIQ
help
Enables the MMAL API over VCHIQ interface as used for the
majority of the multimedia services on VideoCore.
diff --git a/drivers/thermal/cpufreq_cooling.c b/drivers/thermal/cpufreq_cooling.c
index cc2959f22f01..612f063c1cfc 100644
--- a/drivers/thermal/cpufreq_cooling.c
+++ b/drivers/thermal/cpufreq_cooling.c
@@ -438,13 +438,11 @@ static int cpufreq_set_cur_state(struct thermal_cooling_device *cdev,
if (cpufreq_cdev->cpufreq_state == state)
return 0;
- cpufreq_cdev->cpufreq_state = state;
-
frequency = get_state_freq(cpufreq_cdev, state);
ret = freq_qos_update_request(&cpufreq_cdev->qos_req, frequency);
-
if (ret > 0) {
+ cpufreq_cdev->cpufreq_state = state;
cpus = cpufreq_cdev->policy->cpus;
max_capacity = arch_scale_cpu_capacity(cpumask_first(cpus));
capacity = frequency * max_capacity;
diff --git a/drivers/tty/serial/8250/8250_mtk.c b/drivers/tty/serial/8250/8250_mtk.c
index fa876e2c13e5..f7d3023f860f 100644
--- a/drivers/tty/serial/8250/8250_mtk.c
+++ b/drivers/tty/serial/8250/8250_mtk.c
@@ -572,15 +572,22 @@ static int mtk8250_probe(struct platform_device *pdev)
pm_runtime_enable(&pdev->dev);
err = mtk8250_runtime_resume(&pdev->dev);
if (err)
- return err;
+ goto err_pm_disable;
data->line = serial8250_register_8250_port(&uart);
- if (data->line < 0)
- return data->line;
+ if (data->line < 0) {
+ err = data->line;
+ goto err_pm_disable;
+ }
data->rx_wakeup_irq = platform_get_irq_optional(pdev, 1);
return 0;
+
+err_pm_disable:
+ pm_runtime_disable(&pdev->dev);
+
+ return err;
}
static int mtk8250_remove(struct platform_device *pdev)
diff --git a/drivers/tty/serial/pmac_zilog.c b/drivers/tty/serial/pmac_zilog.c
index 063484b22523..d6aef8a1f0a4 100644
--- a/drivers/tty/serial/pmac_zilog.c
+++ b/drivers/tty/serial/pmac_zilog.c
@@ -1693,22 +1693,26 @@ static int __init pmz_probe(void)
#else
+/* On PCI PowerMacs, pmz_probe() does an explicit search of the OpenFirmware
+ * tree to obtain the device_nodes needed to start the console before the
+ * macio driver. On Macs without OpenFirmware, global platform_devices take
+ * the place of those device_nodes.
+ */
extern struct platform_device scc_a_pdev, scc_b_pdev;
static int __init pmz_init_port(struct uart_pmac_port *uap)
{
- struct resource *r_ports;
- int irq;
+ struct resource *r_ports, *r_irq;
r_ports = platform_get_resource(uap->pdev, IORESOURCE_MEM, 0);
- irq = platform_get_irq(uap->pdev, 0);
- if (!r_ports || irq <= 0)
+ r_irq = platform_get_resource(uap->pdev, IORESOURCE_IRQ, 0);
+ if (!r_ports || !r_irq)
return -ENODEV;
uap->port.mapbase = r_ports->start;
uap->port.membase = (unsigned char __iomem *) r_ports->start;
uap->port.iotype = UPIO_MEM;
- uap->port.irq = irq;
+ uap->port.irq = r_irq->start;
uap->port.uartclk = ZS_CLOCK;
uap->port.fifosize = 1;
uap->port.ops = &pmz_pops;
diff --git a/drivers/usb/host/ehci-omap.c b/drivers/usb/host/ehci-omap.c
index 8771a2ed6926..7f4a03e8647a 100644
--- a/drivers/usb/host/ehci-omap.c
+++ b/drivers/usb/host/ehci-omap.c
@@ -220,6 +220,7 @@ static int ehci_hcd_omap_probe(struct platform_device *pdev)
err_pm_runtime:
pm_runtime_put_sync(dev);
+ pm_runtime_disable(dev);
err_phy:
for (i = 0; i < omap->nports; i++) {
diff --git a/drivers/usb/host/max3421-hcd.c b/drivers/usb/host/max3421-hcd.c
index 0894f6caccb2..ebb8180b52ab 100644
--- a/drivers/usb/host/max3421-hcd.c
+++ b/drivers/usb/host/max3421-hcd.c
@@ -1847,7 +1847,7 @@ max3421_probe(struct spi_device *spi)
struct max3421_hcd *max3421_hcd;
struct usb_hcd *hcd = NULL;
struct max3421_hcd_platform_data *pdata = NULL;
- int retval = -ENOMEM;
+ int retval;
if (spi_setup(spi) < 0) {
dev_err(&spi->dev, "Unable to setup SPI bus");
@@ -1889,6 +1889,7 @@ max3421_probe(struct spi_device *spi)
goto error;
}
+ retval = -ENOMEM;
hcd = usb_create_hcd(&max3421_hcd_desc, &spi->dev,
dev_name(&spi->dev));
if (!hcd) {
diff --git a/drivers/usb/host/oxu210hp-hcd.c b/drivers/usb/host/oxu210hp-hcd.c
index 27dbbe1b28b1..e832909a924f 100644
--- a/drivers/usb/host/oxu210hp-hcd.c
+++ b/drivers/usb/host/oxu210hp-hcd.c
@@ -4151,8 +4151,10 @@ static struct usb_hcd *oxu_create(struct platform_device *pdev,
oxu->is_otg = otg;
ret = usb_add_hcd(hcd, irq, IRQF_SHARED);
- if (ret < 0)
+ if (ret < 0) {
+ usb_put_hcd(hcd);
return ERR_PTR(ret);
+ }
device_wakeup_enable(hcd->self.controller);
return hcd;
diff --git a/drivers/usb/serial/digi_acceleport.c b/drivers/usb/serial/digi_acceleport.c
index 91055a191995..0d606fa9fdca 100644
--- a/drivers/usb/serial/digi_acceleport.c
+++ b/drivers/usb/serial/digi_acceleport.c
@@ -19,7 +19,6 @@
#include <linux/tty_flip.h>
#include <linux/module.h>
#include <linux/spinlock.h>
-#include <linux/workqueue.h>
#include <linux/uaccess.h>
#include <linux/usb.h>
#include <linux/wait.h>
@@ -198,14 +197,12 @@ struct digi_port {
int dp_throttle_restart;
wait_queue_head_t dp_flush_wait;
wait_queue_head_t dp_close_wait; /* wait queue for close */
- struct work_struct dp_wakeup_work;
struct usb_serial_port *dp_port;
};
/* Local Function Declarations */
-static void digi_wakeup_write_lock(struct work_struct *work);
static int digi_write_oob_command(struct usb_serial_port *port,
unsigned char *buf, int count, int interruptible);
static int digi_write_inb_command(struct usb_serial_port *port,
@@ -356,26 +353,6 @@ __releases(lock)
return timeout;
}
-
-/*
- * Digi Wakeup Write
- *
- * Wake up port, line discipline, and tty processes sleeping
- * on writes.
- */
-
-static void digi_wakeup_write_lock(struct work_struct *work)
-{
- struct digi_port *priv =
- container_of(work, struct digi_port, dp_wakeup_work);
- struct usb_serial_port *port = priv->dp_port;
- unsigned long flags;
-
- spin_lock_irqsave(&priv->dp_port_lock, flags);
- tty_port_tty_wakeup(&port->port);
- spin_unlock_irqrestore(&priv->dp_port_lock, flags);
-}
-
/*
* Digi Write OOB Command
*
@@ -986,6 +963,7 @@ static void digi_write_bulk_callback(struct urb *urb)
unsigned long flags;
int ret = 0;
int status = urb->status;
+ bool wakeup;
/* port and serial sanity check */
if (port == NULL || (priv = usb_get_serial_port_data(port)) == NULL) {
@@ -1012,6 +990,7 @@ static void digi_write_bulk_callback(struct urb *urb)
}
/* try to send any buffered data on this port */
+ wakeup = true;
spin_lock_irqsave(&priv->dp_port_lock, flags);
priv->dp_write_urb_in_use = 0;
if (priv->dp_out_buf_len > 0) {
@@ -1027,19 +1006,18 @@ static void digi_write_bulk_callback(struct urb *urb)
if (ret == 0) {
priv->dp_write_urb_in_use = 1;
priv->dp_out_buf_len = 0;
+ wakeup = false;
}
}
- /* wake up processes sleeping on writes immediately */
- tty_port_tty_wakeup(&port->port);
- /* also queue up a wakeup at scheduler time, in case we */
- /* lost the race in write_chan(). */
- schedule_work(&priv->dp_wakeup_work);
-
spin_unlock_irqrestore(&priv->dp_port_lock, flags);
+
if (ret && ret != -EPERM)
dev_err_console(port,
"%s: usb_submit_urb failed, ret=%d, port=%d\n",
__func__, ret, priv->dp_port_num);
+
+ if (wakeup)
+ tty_port_tty_wakeup(&port->port);
}
static int digi_write_room(struct tty_struct *tty)
@@ -1239,7 +1217,6 @@ static int digi_port_init(struct usb_serial_port *port, unsigned port_num)
init_waitqueue_head(&priv->dp_transmit_idle_wait);
init_waitqueue_head(&priv->dp_flush_wait);
init_waitqueue_head(&priv->dp_close_wait);
- INIT_WORK(&priv->dp_wakeup_work, digi_wakeup_write_lock);
priv->dp_port = port;
init_waitqueue_head(&port->write_wait);
@@ -1508,13 +1485,14 @@ static int digi_read_oob_callback(struct urb *urb)
rts = C_CRTSCTS(tty);
if (tty && opcode == DIGI_CMD_READ_INPUT_SIGNALS) {
+ bool wakeup = false;
+
spin_lock_irqsave(&priv->dp_port_lock, flags);
/* convert from digi flags to termiox flags */
if (val & DIGI_READ_INPUT_SIGNALS_CTS) {
priv->dp_modem_signals |= TIOCM_CTS;
- /* port must be open to use tty struct */
if (rts)
- tty_port_tty_wakeup(&port->port);
+ wakeup = true;
} else {
priv->dp_modem_signals &= ~TIOCM_CTS;
/* port must be open to use tty struct */
@@ -1533,6 +1511,9 @@ static int digi_read_oob_callback(struct urb *urb)
priv->dp_modem_signals &= ~TIOCM_CD;
spin_unlock_irqrestore(&priv->dp_port_lock, flags);
+
+ if (wakeup)
+ tty_port_tty_wakeup(&port->port);
} else if (opcode == DIGI_CMD_TRANSMIT_IDLE) {
spin_lock_irqsave(&priv->dp_port_lock, flags);
priv->dp_transmit_idle = 1;
diff --git a/drivers/usb/serial/keyspan_pda.c b/drivers/usb/serial/keyspan_pda.c
index c1333919716b..39ed3ad32365 100644
--- a/drivers/usb/serial/keyspan_pda.c
+++ b/drivers/usb/serial/keyspan_pda.c
@@ -40,11 +40,12 @@
#define DRIVER_AUTHOR "Brian Warner <warner@...har.com>"
#define DRIVER_DESC "USB Keyspan PDA Converter driver"
+#define KEYSPAN_TX_THRESHOLD 16
+
struct keyspan_pda_private {
int tx_room;
int tx_throttled;
- struct work_struct wakeup_work;
- struct work_struct unthrottle_work;
+ struct work_struct unthrottle_work;
struct usb_serial *serial;
struct usb_serial_port *port;
};
@@ -97,15 +98,6 @@ static const struct usb_device_id id_table_fake_xircom[] = {
};
#endif
-static void keyspan_pda_wakeup_write(struct work_struct *work)
-{
- struct keyspan_pda_private *priv =
- container_of(work, struct keyspan_pda_private, wakeup_work);
- struct usb_serial_port *port = priv->port;
-
- tty_port_tty_wakeup(&port->port);
-}
-
static void keyspan_pda_request_unthrottle(struct work_struct *work)
{
struct keyspan_pda_private *priv =
@@ -120,7 +112,7 @@ static void keyspan_pda_request_unthrottle(struct work_struct *work)
7, /* request_unthrottle */
USB_TYPE_VENDOR | USB_RECIP_INTERFACE
| USB_DIR_OUT,
- 16, /* value: threshold */
+ KEYSPAN_TX_THRESHOLD,
0, /* index */
NULL,
0,
@@ -139,6 +131,8 @@ static void keyspan_pda_rx_interrupt(struct urb *urb)
int retval;
int status = urb->status;
struct keyspan_pda_private *priv;
+ unsigned long flags;
+
priv = usb_get_serial_port_data(port);
switch (status) {
@@ -172,18 +166,21 @@ static void keyspan_pda_rx_interrupt(struct urb *urb)
break;
case 1:
/* status interrupt */
- if (len < 3) {
+ if (len < 2) {
dev_warn(&port->dev, "short interrupt message received\n");
break;
}
- dev_dbg(&port->dev, "rx int, d1=%d, d2=%d\n", data[1], data[2]);
+ dev_dbg(&port->dev, "rx int, d1=%d\n", data[1]);
switch (data[1]) {
case 1: /* modemline change */
break;
case 2: /* tx unthrottle interrupt */
+ spin_lock_irqsave(&port->lock, flags);
priv->tx_throttled = 0;
+ priv->tx_room = max(priv->tx_room, KEYSPAN_TX_THRESHOLD);
+ spin_unlock_irqrestore(&port->lock, flags);
/* queue up a wakeup at scheduler time */
- schedule_work(&priv->wakeup_work);
+ usb_serial_port_softint(port);
break;
default:
break;
@@ -443,6 +440,7 @@ static int keyspan_pda_write(struct tty_struct *tty,
int request_unthrottle = 0;
int rc = 0;
struct keyspan_pda_private *priv;
+ unsigned long flags;
priv = usb_get_serial_port_data(port);
/* guess how much room is left in the device's ring buffer, and if we
@@ -462,13 +460,13 @@ static int keyspan_pda_write(struct tty_struct *tty,
the TX urb is in-flight (wait until it completes)
the device is full (wait until it says there is room)
*/
- spin_lock_bh(&port->lock);
+ spin_lock_irqsave(&port->lock, flags);
if (!test_bit(0, &port->write_urbs_free) || priv->tx_throttled) {
- spin_unlock_bh(&port->lock);
+ spin_unlock_irqrestore(&port->lock, flags);
return 0;
}
clear_bit(0, &port->write_urbs_free);
- spin_unlock_bh(&port->lock);
+ spin_unlock_irqrestore(&port->lock, flags);
/* At this point the URB is in our control, nobody else can submit it
again (the only sudden transition was the one from EINPROGRESS to
@@ -514,7 +512,8 @@ static int keyspan_pda_write(struct tty_struct *tty,
goto exit;
}
}
- if (count > priv->tx_room) {
+
+ if (count >= priv->tx_room) {
/* we're about to completely fill the Tx buffer, so
we'll be throttled afterwards. */
count = priv->tx_room;
@@ -547,7 +546,7 @@ static int keyspan_pda_write(struct tty_struct *tty,
rc = count;
exit:
- if (rc < 0)
+ if (rc <= 0)
set_bit(0, &port->write_urbs_free);
return rc;
}
@@ -562,21 +561,24 @@ static void keyspan_pda_write_bulk_callback(struct urb *urb)
priv = usb_get_serial_port_data(port);
/* queue up a wakeup at scheduler time */
- schedule_work(&priv->wakeup_work);
+ usb_serial_port_softint(port);
}
static int keyspan_pda_write_room(struct tty_struct *tty)
{
struct usb_serial_port *port = tty->driver_data;
- struct keyspan_pda_private *priv;
- priv = usb_get_serial_port_data(port);
- /* used by n_tty.c for processing of tabs and such. Giving it our
- conservative guess is probably good enough, but needs testing by
- running a console through the device. */
- return priv->tx_room;
-}
+ struct keyspan_pda_private *priv = usb_get_serial_port_data(port);
+ unsigned long flags;
+ int room = 0;
+ spin_lock_irqsave(&port->lock, flags);
+ if (test_bit(0, &port->write_urbs_free) && !priv->tx_throttled)
+ room = priv->tx_room;
+ spin_unlock_irqrestore(&port->lock, flags);
+
+ return room;
+}
static int keyspan_pda_chars_in_buffer(struct tty_struct *tty)
{
@@ -656,8 +658,12 @@ static int keyspan_pda_open(struct tty_struct *tty,
}
static void keyspan_pda_close(struct usb_serial_port *port)
{
+ struct keyspan_pda_private *priv = usb_get_serial_port_data(port);
+
usb_kill_urb(port->write_urb);
usb_kill_urb(port->interrupt_in_urb);
+
+ cancel_work_sync(&priv->unthrottle_work);
}
@@ -714,7 +720,6 @@ static int keyspan_pda_port_probe(struct usb_serial_port *port)
if (!priv)
return -ENOMEM;
- INIT_WORK(&priv->wakeup_work, keyspan_pda_wakeup_write);
INIT_WORK(&priv->unthrottle_work, keyspan_pda_request_unthrottle);
priv->serial = port->serial;
priv->port = port;
diff --git a/drivers/usb/serial/mos7720.c b/drivers/usb/serial/mos7720.c
index 5eed1078fac8..5a5d2a95070e 100644
--- a/drivers/usb/serial/mos7720.c
+++ b/drivers/usb/serial/mos7720.c
@@ -639,6 +639,8 @@ static void parport_mos7715_restore_state(struct parport *pp,
spin_unlock(&release_lock);
return;
}
+ mos_parport->shadowDCR = s->u.pc.ctr;
+ mos_parport->shadowECR = s->u.pc.ecr;
write_parport_reg_nonblock(mos_parport, MOS7720_DCR,
mos_parport->shadowDCR);
write_parport_reg_nonblock(mos_parport, MOS7720_ECR,
diff --git a/drivers/vdpa/mlx5/net/mlx5_vnet.c b/drivers/vdpa/mlx5/net/mlx5_vnet.c
index 1fa6fcac8299..81b932f72e10 100644
--- a/drivers/vdpa/mlx5/net/mlx5_vnet.c
+++ b/drivers/vdpa/mlx5/net/mlx5_vnet.c
@@ -464,6 +464,11 @@ static int mlx5_vdpa_poll_one(struct mlx5_vdpa_cq *vcq)
static void mlx5_vdpa_handle_completions(struct mlx5_vdpa_virtqueue *mvq, int num)
{
mlx5_cq_set_ci(&mvq->cq.mcq);
+
+ /* make sure CQ cosumer update is visible to the hardware before updating
+ * RX doorbell record.
+ */
+ dma_wmb();
rx_post(&mvq->vqqp, num);
if (mvq->event_cb.callback)
mvq->event_cb.callback(mvq->event_cb.private);
diff --git a/drivers/vfio/pci/vfio_pci.c b/drivers/vfio/pci/vfio_pci.c
index e6190173482c..706de3ef94bb 100644
--- a/drivers/vfio/pci/vfio_pci.c
+++ b/drivers/vfio/pci/vfio_pci.c
@@ -161,8 +161,6 @@ static void vfio_pci_probe_mmaps(struct vfio_pci_device *vdev)
int i;
struct vfio_pci_dummy_resource *dummy_res;
- INIT_LIST_HEAD(&vdev->dummy_resources_list);
-
for (i = 0; i < PCI_STD_NUM_BARS; i++) {
int bar = i + PCI_STD_RESOURCES;
@@ -1635,8 +1633,8 @@ static vm_fault_t vfio_pci_mmap_fault(struct vm_fault *vmf)
mutex_unlock(&vdev->vma_lock);
- if (remap_pfn_range(vma, vma->vm_start, vma->vm_pgoff,
- vma->vm_end - vma->vm_start, vma->vm_page_prot))
+ if (io_remap_pfn_range(vma, vma->vm_start, vma->vm_pgoff,
+ vma->vm_end - vma->vm_start, vma->vm_page_prot))
ret = VM_FAULT_SIGBUS;
up_out:
@@ -1966,6 +1964,7 @@ static int vfio_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
mutex_init(&vdev->igate);
spin_lock_init(&vdev->irqlock);
mutex_init(&vdev->ioeventfds_lock);
+ INIT_LIST_HEAD(&vdev->dummy_resources_list);
INIT_LIST_HEAD(&vdev->ioeventfds_list);
mutex_init(&vdev->vma_lock);
INIT_LIST_HEAD(&vdev->vma_list);
diff --git a/drivers/vfio/pci/vfio_pci_nvlink2.c b/drivers/vfio/pci/vfio_pci_nvlink2.c
index 65c61710c0e9..9adcf6a8f888 100644
--- a/drivers/vfio/pci/vfio_pci_nvlink2.c
+++ b/drivers/vfio/pci/vfio_pci_nvlink2.c
@@ -231,7 +231,7 @@ int vfio_pci_nvdia_v100_nvlink2_init(struct vfio_pci_device *vdev)
return -EINVAL;
if (of_property_read_u32(npu_node, "memory-region", &mem_phandle))
- return -EINVAL;
+ return -ENODEV;
mem_node = of_find_node_by_phandle(mem_phandle);
if (!mem_node)
@@ -393,7 +393,7 @@ int vfio_pci_ibm_npu2_init(struct vfio_pci_device *vdev)
int ret;
struct vfio_pci_npu2_data *data;
struct device_node *nvlink_dn;
- u32 nvlink_index = 0;
+ u32 nvlink_index = 0, mem_phandle = 0;
struct pci_dev *npdev = vdev->pdev;
struct device_node *npu_node = pci_device_to_OF_node(npdev);
struct pci_controller *hose = pci_bus_to_host(npdev->bus);
@@ -408,6 +408,9 @@ int vfio_pci_ibm_npu2_init(struct vfio_pci_device *vdev)
if (!pnv_pci_get_gpu_dev(vdev->pdev))
return -ENODEV;
+ if (of_property_read_u32(npu_node, "memory-region", &mem_phandle))
+ return -ENODEV;
+
/*
* NPU2 normally has 8 ATSD registers (for concurrency) and 6 links
* so we can allocate one register per link, using nvlink index as
diff --git a/drivers/vhost/scsi.c b/drivers/vhost/scsi.c
index 6ff8a5096691..4ce9f00ae10e 100644
--- a/drivers/vhost/scsi.c
+++ b/drivers/vhost/scsi.c
@@ -1643,7 +1643,8 @@ vhost_scsi_set_endpoint(struct vhost_scsi *vs,
if (!vhost_vq_is_setup(vq))
continue;
- if (vhost_scsi_setup_vq_cmds(vq, vq->num))
+ ret = vhost_scsi_setup_vq_cmds(vq, vq->num);
+ if (ret)
goto destroy_vq_cmds;
}
diff --git a/drivers/video/fbdev/atmel_lcdfb.c b/drivers/video/fbdev/atmel_lcdfb.c
index 8c1d47e52b1a..355b6120dc4f 100644
--- a/drivers/video/fbdev/atmel_lcdfb.c
+++ b/drivers/video/fbdev/atmel_lcdfb.c
@@ -987,8 +987,8 @@ static int atmel_lcdfb_of_init(struct atmel_lcdfb_info *sinfo)
}
INIT_LIST_HEAD(&pdata->pwr_gpios);
- ret = -ENOMEM;
for (i = 0; i < gpiod_count(dev, "atmel,power-control"); i++) {
+ ret = -ENOMEM;
gpiod = devm_gpiod_get_index(dev, "atmel,power-control",
i, GPIOD_ASIS);
if (IS_ERR(gpiod))
diff --git a/drivers/virtio/virtio_ring.c b/drivers/virtio/virtio_ring.c
index becc77697960..71e16b53e9c1 100644
--- a/drivers/virtio/virtio_ring.c
+++ b/drivers/virtio/virtio_ring.c
@@ -1608,7 +1608,6 @@ static struct virtqueue *vring_create_virtqueue_packed(
vq->num_added = 0;
vq->packed_ring = true;
vq->use_dma_api = vring_use_dma_api(vdev);
- list_add_tail(&vq->vq.list, &vdev->vqs);
#ifdef DEBUG
vq->in_use = false;
vq->last_add_time_valid = false;
@@ -1669,6 +1668,7 @@ static struct virtqueue *vring_create_virtqueue_packed(
cpu_to_le16(vq->packed.event_flags_shadow);
}
+ list_add_tail(&vq->vq.list, &vdev->vqs);
return &vq->vq;
err_desc_extra:
@@ -1676,9 +1676,9 @@ static struct virtqueue *vring_create_virtqueue_packed(
err_desc_state:
kfree(vq);
err_vq:
- vring_free_queue(vdev, event_size_in_bytes, device, ring_dma_addr);
+ vring_free_queue(vdev, event_size_in_bytes, device, device_event_dma_addr);
err_device:
- vring_free_queue(vdev, event_size_in_bytes, driver, ring_dma_addr);
+ vring_free_queue(vdev, event_size_in_bytes, driver, driver_event_dma_addr);
err_driver:
vring_free_queue(vdev, ring_size_in_bytes, ring, ring_dma_addr);
err_ring:
@@ -2085,7 +2085,6 @@ struct virtqueue *__vring_new_virtqueue(unsigned int index,
vq->last_used_idx = 0;
vq->num_added = 0;
vq->use_dma_api = vring_use_dma_api(vdev);
- list_add_tail(&vq->vq.list, &vdev->vqs);
#ifdef DEBUG
vq->in_use = false;
vq->last_add_time_valid = false;
@@ -2127,6 +2126,7 @@ struct virtqueue *__vring_new_virtqueue(unsigned int index,
memset(vq->split.desc_state, 0, vring.num *
sizeof(struct vring_desc_state_split));
+ list_add_tail(&vq->vq.list, &vdev->vqs);
return &vq->vq;
}
EXPORT_SYMBOL_GPL(__vring_new_virtqueue);
diff --git a/drivers/watchdog/Kconfig b/drivers/watchdog/Kconfig
index fd7968635e6d..db935d6b10c2 100644
--- a/drivers/watchdog/Kconfig
+++ b/drivers/watchdog/Kconfig
@@ -386,6 +386,7 @@ config ARM_SBSA_WATCHDOG
config ARMADA_37XX_WATCHDOG
tristate "Armada 37xx watchdog"
depends on ARCH_MVEBU || COMPILE_TEST
+ depends on HAS_IOMEM
select MFD_SYSCON
select WATCHDOG_CORE
help
@@ -631,7 +632,7 @@ config SUNXI_WATCHDOG
config COH901327_WATCHDOG
bool "ST-Ericsson COH 901 327 watchdog"
- depends on ARCH_U300 || (ARM && COMPILE_TEST)
+ depends on ARCH_U300 || (ARM && COMMON_CLK && COMPILE_TEST)
default y if MACH_U300
select WATCHDOG_CORE
help
@@ -789,6 +790,7 @@ config MOXART_WDT
config SIRFSOC_WATCHDOG
tristate "SiRFSOC watchdog"
+ depends on HAS_IOMEM
depends on ARCH_SIRF || COMPILE_TEST
select WATCHDOG_CORE
default y
diff --git a/drivers/watchdog/qcom-wdt.c b/drivers/watchdog/qcom-wdt.c
index ab7465d186fd..cdf754233e53 100644
--- a/drivers/watchdog/qcom-wdt.c
+++ b/drivers/watchdog/qcom-wdt.c
@@ -148,7 +148,7 @@ static int qcom_wdt_restart(struct watchdog_device *wdd, unsigned long action,
*/
wmb();
- msleep(150);
+ mdelay(150);
return 0;
}
diff --git a/drivers/watchdog/sprd_wdt.c b/drivers/watchdog/sprd_wdt.c
index 65cb55f3916f..b9b1daa9e2a4 100644
--- a/drivers/watchdog/sprd_wdt.c
+++ b/drivers/watchdog/sprd_wdt.c
@@ -108,18 +108,6 @@ static int sprd_wdt_load_value(struct sprd_wdt *wdt, u32 timeout,
u32 tmr_step = timeout * SPRD_WDT_CNT_STEP;
u32 prtmr_step = pretimeout * SPRD_WDT_CNT_STEP;
- sprd_wdt_unlock(wdt->base);
- writel_relaxed((tmr_step >> SPRD_WDT_CNT_HIGH_SHIFT) &
- SPRD_WDT_LOW_VALUE_MASK, wdt->base + SPRD_WDT_LOAD_HIGH);
- writel_relaxed((tmr_step & SPRD_WDT_LOW_VALUE_MASK),
- wdt->base + SPRD_WDT_LOAD_LOW);
- writel_relaxed((prtmr_step >> SPRD_WDT_CNT_HIGH_SHIFT) &
- SPRD_WDT_LOW_VALUE_MASK,
- wdt->base + SPRD_WDT_IRQ_LOAD_HIGH);
- writel_relaxed(prtmr_step & SPRD_WDT_LOW_VALUE_MASK,
- wdt->base + SPRD_WDT_IRQ_LOAD_LOW);
- sprd_wdt_lock(wdt->base);
-
/*
* Waiting the load value operation done,
* it needs two or three RTC clock cycles.
@@ -134,6 +122,19 @@ static int sprd_wdt_load_value(struct sprd_wdt *wdt, u32 timeout,
if (delay_cnt >= SPRD_WDT_LOAD_TIMEOUT)
return -EBUSY;
+
+ sprd_wdt_unlock(wdt->base);
+ writel_relaxed((tmr_step >> SPRD_WDT_CNT_HIGH_SHIFT) &
+ SPRD_WDT_LOW_VALUE_MASK, wdt->base + SPRD_WDT_LOAD_HIGH);
+ writel_relaxed((tmr_step & SPRD_WDT_LOW_VALUE_MASK),
+ wdt->base + SPRD_WDT_LOAD_LOW);
+ writel_relaxed((prtmr_step >> SPRD_WDT_CNT_HIGH_SHIFT) &
+ SPRD_WDT_LOW_VALUE_MASK,
+ wdt->base + SPRD_WDT_IRQ_LOAD_HIGH);
+ writel_relaxed(prtmr_step & SPRD_WDT_LOW_VALUE_MASK,
+ wdt->base + SPRD_WDT_IRQ_LOAD_LOW);
+ sprd_wdt_lock(wdt->base);
+
return 0;
}
@@ -345,15 +346,10 @@ static int __maybe_unused sprd_wdt_pm_resume(struct device *dev)
if (ret)
return ret;
- if (watchdog_active(&wdt->wdd)) {
+ if (watchdog_active(&wdt->wdd))
ret = sprd_wdt_start(&wdt->wdd);
- if (ret) {
- sprd_wdt_disable(wdt);
- return ret;
- }
- }
- return 0;
+ return ret;
}
static const struct dev_pm_ops sprd_wdt_pm_ops = {
diff --git a/drivers/watchdog/watchdog_core.c b/drivers/watchdog/watchdog_core.c
index 423844757812..0e9a99559609 100644
--- a/drivers/watchdog/watchdog_core.c
+++ b/drivers/watchdog/watchdog_core.c
@@ -267,15 +267,19 @@ static int __watchdog_register_device(struct watchdog_device *wdd)
}
if (test_bit(WDOG_STOP_ON_REBOOT, &wdd->status)) {
- wdd->reboot_nb.notifier_call = watchdog_reboot_notifier;
-
- ret = register_reboot_notifier(&wdd->reboot_nb);
- if (ret) {
- pr_err("watchdog%d: Cannot register reboot notifier (%d)\n",
- wdd->id, ret);
- watchdog_dev_unregister(wdd);
- ida_simple_remove(&watchdog_ida, id);
- return ret;
+ if (!wdd->ops->stop)
+ pr_warn("watchdog%d: stop_on_reboot not supported\n", wdd->id);
+ else {
+ wdd->reboot_nb.notifier_call = watchdog_reboot_notifier;
+
+ ret = register_reboot_notifier(&wdd->reboot_nb);
+ if (ret) {
+ pr_err("watchdog%d: Cannot register reboot notifier (%d)\n",
+ wdd->id, ret);
+ watchdog_dev_unregister(wdd);
+ ida_simple_remove(&watchdog_ida, id);
+ return ret;
+ }
}
}
diff --git a/drivers/xen/xen-pciback/xenbus.c b/drivers/xen/xen-pciback/xenbus.c
index 4b99ec3dec58..e7c692cfb2cf 100644
--- a/drivers/xen/xen-pciback/xenbus.c
+++ b/drivers/xen/xen-pciback/xenbus.c
@@ -689,7 +689,7 @@ static int xen_pcibk_xenbus_probe(struct xenbus_device *dev,
/* watch the backend node for backend configuration information */
err = xenbus_watch_path(dev, dev->nodename, &pdev->be_watch,
- xen_pcibk_be_watch);
+ NULL, xen_pcibk_be_watch);
if (err)
goto out;
diff --git a/drivers/xen/xenbus/xenbus.h b/drivers/xen/xenbus/xenbus.h
index 5f5b8a7d5b80..2a93b7c9c159 100644
--- a/drivers/xen/xenbus/xenbus.h
+++ b/drivers/xen/xenbus/xenbus.h
@@ -44,6 +44,8 @@ struct xen_bus_type {
int (*get_bus_id)(char bus_id[XEN_BUS_ID_SIZE], const char *nodename);
int (*probe)(struct xen_bus_type *bus, const char *type,
const char *dir);
+ bool (*otherend_will_handle)(struct xenbus_watch *watch,
+ const char *path, const char *token);
void (*otherend_changed)(struct xenbus_watch *watch, const char *path,
const char *token);
struct bus_type bus;
diff --git a/drivers/xen/xenbus/xenbus_client.c b/drivers/xen/xenbus/xenbus_client.c
index fd80e318b99c..0cd728961fce 100644
--- a/drivers/xen/xenbus/xenbus_client.c
+++ b/drivers/xen/xenbus/xenbus_client.c
@@ -127,18 +127,22 @@ EXPORT_SYMBOL_GPL(xenbus_strstate);
*/
int xenbus_watch_path(struct xenbus_device *dev, const char *path,
struct xenbus_watch *watch,
+ bool (*will_handle)(struct xenbus_watch *,
+ const char *, const char *),
void (*callback)(struct xenbus_watch *,
const char *, const char *))
{
int err;
watch->node = path;
+ watch->will_handle = will_handle;
watch->callback = callback;
err = register_xenbus_watch(watch);
if (err) {
watch->node = NULL;
+ watch->will_handle = NULL;
watch->callback = NULL;
xenbus_dev_fatal(dev, err, "adding watch on %s", path);
}
@@ -165,6 +169,8 @@ EXPORT_SYMBOL_GPL(xenbus_watch_path);
*/
int xenbus_watch_pathfmt(struct xenbus_device *dev,
struct xenbus_watch *watch,
+ bool (*will_handle)(struct xenbus_watch *,
+ const char *, const char *),
void (*callback)(struct xenbus_watch *,
const char *, const char *),
const char *pathfmt, ...)
@@ -181,7 +187,7 @@ int xenbus_watch_pathfmt(struct xenbus_device *dev,
xenbus_dev_fatal(dev, -ENOMEM, "allocating path for watch");
return -ENOMEM;
}
- err = xenbus_watch_path(dev, path, watch, callback);
+ err = xenbus_watch_path(dev, path, watch, will_handle, callback);
if (err)
kfree(path);
diff --git a/drivers/xen/xenbus/xenbus_probe.c b/drivers/xen/xenbus/xenbus_probe.c
index 38725d97d909..44634d970a5c 100644
--- a/drivers/xen/xenbus/xenbus_probe.c
+++ b/drivers/xen/xenbus/xenbus_probe.c
@@ -136,6 +136,7 @@ static int watch_otherend(struct xenbus_device *dev)
container_of(dev->dev.bus, struct xen_bus_type, bus);
return xenbus_watch_pathfmt(dev, &dev->otherend_watch,
+ bus->otherend_will_handle,
bus->otherend_changed,
"%s/%s", dev->otherend, "state");
}
diff --git a/drivers/xen/xenbus/xenbus_probe_backend.c b/drivers/xen/xenbus/xenbus_probe_backend.c
index 2ba699897e6d..5abded97e1a7 100644
--- a/drivers/xen/xenbus/xenbus_probe_backend.c
+++ b/drivers/xen/xenbus/xenbus_probe_backend.c
@@ -180,6 +180,12 @@ static int xenbus_probe_backend(struct xen_bus_type *bus, const char *type,
return err;
}
+static bool frontend_will_handle(struct xenbus_watch *watch,
+ const char *path, const char *token)
+{
+ return watch->nr_pending == 0;
+}
+
static void frontend_changed(struct xenbus_watch *watch,
const char *path, const char *token)
{
@@ -191,6 +197,7 @@ static struct xen_bus_type xenbus_backend = {
.levels = 3, /* backend/type/<frontend>/<id> */
.get_bus_id = backend_bus_id,
.probe = xenbus_probe_backend,
+ .otherend_will_handle = frontend_will_handle,
.otherend_changed = frontend_changed,
.bus = {
.name = "xen-backend",
diff --git a/drivers/xen/xenbus/xenbus_xs.c b/drivers/xen/xenbus/xenbus_xs.c
index 3a06eb699f33..12e02eb01f59 100644
--- a/drivers/xen/xenbus/xenbus_xs.c
+++ b/drivers/xen/xenbus/xenbus_xs.c
@@ -705,9 +705,13 @@ int xs_watch_msg(struct xs_watch_event *event)
spin_lock(&watches_lock);
event->handle = find_watch(event->token);
- if (event->handle != NULL) {
+ if (event->handle != NULL &&
+ (!event->handle->will_handle ||
+ event->handle->will_handle(event->handle,
+ event->path, event->token))) {
spin_lock(&watch_events_lock);
list_add_tail(&event->list, &watch_events);
+ event->handle->nr_pending++;
wake_up(&watch_events_waitq);
spin_unlock(&watch_events_lock);
} else
@@ -765,6 +769,8 @@ int register_xenbus_watch(struct xenbus_watch *watch)
sprintf(token, "%lX", (long)watch);
+ watch->nr_pending = 0;
+
down_read(&xs_watch_rwsem);
spin_lock(&watches_lock);
@@ -814,11 +820,14 @@ void unregister_xenbus_watch(struct xenbus_watch *watch)
/* Cancel pending watch events. */
spin_lock(&watch_events_lock);
- list_for_each_entry_safe(event, tmp, &watch_events, list) {
- if (event->handle != watch)
- continue;
- list_del(&event->list);
- kfree(event);
+ if (watch->nr_pending) {
+ list_for_each_entry_safe(event, tmp, &watch_events, list) {
+ if (event->handle != watch)
+ continue;
+ list_del(&event->list);
+ kfree(event);
+ }
+ watch->nr_pending = 0;
}
spin_unlock(&watch_events_lock);
@@ -865,7 +874,6 @@ void xs_suspend_cancel(void)
static int xenwatch_thread(void *unused)
{
- struct list_head *ent;
struct xs_watch_event *event;
xenwatch_pid = current->pid;
@@ -880,13 +888,15 @@ static int xenwatch_thread(void *unused)
mutex_lock(&xenwatch_mutex);
spin_lock(&watch_events_lock);
- ent = watch_events.next;
- if (ent != &watch_events)
- list_del(ent);
+ event = list_first_entry_or_null(&watch_events,
+ struct xs_watch_event, list);
+ if (event) {
+ list_del(&event->list);
+ event->handle->nr_pending--;
+ }
spin_unlock(&watch_events_lock);
- if (ent != &watch_events) {
- event = list_entry(ent, struct xs_watch_event, list);
+ if (event) {
event->handle->callback(event->handle, event->path,
event->token);
kfree(event);
diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h
index 0b29bdb25105..62461239600f 100644
--- a/fs/btrfs/ctree.h
+++ b/fs/btrfs/ctree.h
@@ -2593,7 +2593,6 @@ int btrfs_free_reserved_extent(struct btrfs_fs_info *fs_info,
u64 start, u64 len, int delalloc);
int btrfs_pin_reserved_extent(struct btrfs_trans_handle *trans, u64 start,
u64 len);
-void btrfs_prepare_extent_commit(struct btrfs_fs_info *fs_info);
int btrfs_finish_extent_commit(struct btrfs_trans_handle *trans);
int btrfs_inc_extent_ref(struct btrfs_trans_handle *trans,
struct btrfs_ref *generic_ref);
diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c
index 5fd60b13f4f8..4209dbd6286e 100644
--- a/fs/btrfs/extent-tree.c
+++ b/fs/btrfs/extent-tree.c
@@ -2730,31 +2730,6 @@ btrfs_inc_block_group_reservations(struct btrfs_block_group *bg)
atomic_inc(&bg->reservations);
}
-void btrfs_prepare_extent_commit(struct btrfs_fs_info *fs_info)
-{
- struct btrfs_caching_control *next;
- struct btrfs_caching_control *caching_ctl;
- struct btrfs_block_group *cache;
-
- down_write(&fs_info->commit_root_sem);
-
- list_for_each_entry_safe(caching_ctl, next,
- &fs_info->caching_block_groups, list) {
- cache = caching_ctl->block_group;
- if (btrfs_block_group_done(cache)) {
- cache->last_byte_to_unpin = (u64)-1;
- list_del_init(&caching_ctl->list);
- btrfs_put_caching_control(caching_ctl);
- } else {
- cache->last_byte_to_unpin = caching_ctl->progress;
- }
- }
-
- up_write(&fs_info->commit_root_sem);
-
- btrfs_update_global_block_rsv(fs_info);
-}
-
/*
* Returns the free cluster for the given space info and sets empty_cluster to
* what it should be based on the mount options.
@@ -2816,10 +2791,10 @@ static int unpin_extent_range(struct btrfs_fs_info *fs_info,
len = cache->start + cache->length - start;
len = min(len, end + 1 - start);
- if (start < cache->last_byte_to_unpin) {
- len = min(len, cache->last_byte_to_unpin - start);
- if (return_free_space)
- btrfs_add_free_space(cache, start, len);
+ if (start < cache->last_byte_to_unpin && return_free_space) {
+ u64 add_len = min(len, cache->last_byte_to_unpin - start);
+
+ btrfs_add_free_space(cache, start, add_len);
}
start += len;
diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c
index 69a384145dc6..e8ca229a216b 100644
--- a/fs/btrfs/ioctl.c
+++ b/fs/btrfs/ioctl.c
@@ -1275,6 +1275,7 @@ static int cluster_pages_for_defrag(struct inode *inode,
u64 page_end;
u64 page_cnt;
u64 start = (u64)start_index << PAGE_SHIFT;
+ u64 search_start;
int ret;
int i;
int i_done;
@@ -1371,6 +1372,40 @@ static int cluster_pages_for_defrag(struct inode *inode,
lock_extent_bits(&BTRFS_I(inode)->io_tree,
page_start, page_end - 1, &cached_state);
+
+ /*
+ * When defragmenting we skip ranges that have holes or inline extents,
+ * (check should_defrag_range()), to avoid unnecessary IO and wasting
+ * space. At btrfs_defrag_file(), we check if a range should be defragged
+ * before locking the inode and then, if it should, we trigger a sync
+ * page cache readahead - we lock the inode only after that to avoid
+ * blocking for too long other tasks that possibly want to operate on
+ * other file ranges. But before we were able to get the inode lock,
+ * some other task may have punched a hole in the range, or we may have
+ * now an inline extent, in which case we should not defrag. So check
+ * for that here, where we have the inode and the range locked, and bail
+ * out if that happened.
+ */
+ search_start = page_start;
+ while (search_start < page_end) {
+ struct extent_map *em;
+
+ em = btrfs_get_extent(BTRFS_I(inode), NULL, 0, search_start,
+ page_end - search_start);
+ if (IS_ERR(em)) {
+ ret = PTR_ERR(em);
+ goto out_unlock_range;
+ }
+ if (em->block_start >= EXTENT_MAP_LAST_BYTE) {
+ free_extent_map(em);
+ /* Ok, 0 means we did not defrag anything */
+ ret = 0;
+ goto out_unlock_range;
+ }
+ search_start = extent_map_end(em);
+ free_extent_map(em);
+ }
+
clear_extent_bit(&BTRFS_I(inode)->io_tree, page_start,
page_end - 1, EXTENT_DELALLOC | EXTENT_DO_ACCOUNTING |
EXTENT_DEFRAG, 0, 0, &cached_state);
@@ -1401,6 +1436,10 @@ static int cluster_pages_for_defrag(struct inode *inode,
btrfs_delalloc_release_extents(BTRFS_I(inode), page_cnt << PAGE_SHIFT);
extent_changeset_free(data_reserved);
return i_done;
+
+out_unlock_range:
+ unlock_extent_cached(&BTRFS_I(inode)->io_tree,
+ page_start, page_end - 1, &cached_state);
out:
for (i = 0; i < i_done; i++) {
unlock_page(pages[i]);
diff --git a/fs/btrfs/transaction.c b/fs/btrfs/transaction.c
index 52ada47aff50..96dbfc011f45 100644
--- a/fs/btrfs/transaction.c
+++ b/fs/btrfs/transaction.c
@@ -155,6 +155,7 @@ static noinline void switch_commit_roots(struct btrfs_trans_handle *trans)
struct btrfs_transaction *cur_trans = trans->transaction;
struct btrfs_fs_info *fs_info = trans->fs_info;
struct btrfs_root *root, *tmp;
+ struct btrfs_caching_control *caching_ctl, *next;
down_write(&fs_info->commit_root_sem);
list_for_each_entry_safe(root, tmp, &cur_trans->switch_commits,
@@ -180,6 +181,45 @@ static noinline void switch_commit_roots(struct btrfs_trans_handle *trans)
spin_lock(&cur_trans->dropped_roots_lock);
}
spin_unlock(&cur_trans->dropped_roots_lock);
+
+ /*
+ * We have to update the last_byte_to_unpin under the commit_root_sem,
+ * at the same time we swap out the commit roots.
+ *
+ * This is because we must have a real view of the last spot the caching
+ * kthreads were while caching. Consider the following views of the
+ * extent tree for a block group
+ *
+ * commit root
+ * +----+----+----+----+----+----+----+
+ * |\\\\| |\\\\|\\\\| |\\\\|\\\\|
+ * +----+----+----+----+----+----+----+
+ * 0 1 2 3 4 5 6 7
+ *
+ * new commit root
+ * +----+----+----+----+----+----+----+
+ * | | | |\\\\| | |\\\\|
+ * +----+----+----+----+----+----+----+
+ * 0 1 2 3 4 5 6 7
+ *
+ * If the cache_ctl->progress was at 3, then we are only allowed to
+ * unpin [0,1) and [2,3], because the caching thread has already
+ * processed those extents. We are not allowed to unpin [5,6), because
+ * the caching thread will re-start it's search from 3, and thus find
+ * the hole from [4,6) to add to the free space cache.
+ */
+ list_for_each_entry_safe(caching_ctl, next,
+ &fs_info->caching_block_groups, list) {
+ struct btrfs_block_group *cache = caching_ctl->block_group;
+
+ if (btrfs_block_group_done(cache)) {
+ cache->last_byte_to_unpin = (u64)-1;
+ list_del_init(&caching_ctl->list);
+ btrfs_put_caching_control(caching_ctl);
+ } else {
+ cache->last_byte_to_unpin = caching_ctl->progress;
+ }
+ }
up_write(&fs_info->commit_root_sem);
}
@@ -2293,8 +2333,6 @@ int btrfs_commit_transaction(struct btrfs_trans_handle *trans)
goto unlock_tree_log;
}
- btrfs_prepare_extent_commit(fs_info);
-
cur_trans = fs_info->running_transaction;
btrfs_set_root_node(&fs_info->tree_root->root_item,
diff --git a/fs/ceph/caps.c b/fs/ceph/caps.c
index ded4229c314a..2b200b5a44c3 100644
--- a/fs/ceph/caps.c
+++ b/fs/ceph/caps.c
@@ -1140,12 +1140,19 @@ void __ceph_remove_cap(struct ceph_cap *cap, bool queue_release)
{
struct ceph_mds_session *session = cap->session;
struct ceph_inode_info *ci = cap->ci;
- struct ceph_mds_client *mdsc =
- ceph_sb_to_client(ci->vfs_inode.i_sb)->mdsc;
+ struct ceph_mds_client *mdsc;
int removed = 0;
+ /* 'ci' being NULL means the remove have already occurred */
+ if (!ci) {
+ dout("%s: cap inode is NULL\n", __func__);
+ return;
+ }
+
dout("__ceph_remove_cap %p from %p\n", cap, &ci->vfs_inode);
+ mdsc = ceph_inode_to_client(&ci->vfs_inode)->mdsc;
+
/* remove from inode's cap rbtree, and clear auth cap */
rb_erase(&cap->ci_node, &ci->i_caps);
if (ci->i_auth_cap == cap) {
diff --git a/fs/cifs/smb2misc.c b/fs/cifs/smb2misc.c
index d88e2683626e..2da6b41cb552 100644
--- a/fs/cifs/smb2misc.c
+++ b/fs/cifs/smb2misc.c
@@ -94,6 +94,8 @@ static const __le16 smb2_rsp_struct_sizes[NUMBER_OF_SMB2_COMMANDS] = {
/* SMB2_OPLOCK_BREAK */ cpu_to_le16(24)
};
+#define SMB311_NEGPROT_BASE_SIZE (sizeof(struct smb2_sync_hdr) + sizeof(struct smb2_negotiate_rsp))
+
static __u32 get_neg_ctxt_len(struct smb2_sync_hdr *hdr, __u32 len,
__u32 non_ctxlen)
{
@@ -109,11 +111,17 @@ static __u32 get_neg_ctxt_len(struct smb2_sync_hdr *hdr, __u32 len,
/* Make sure that negotiate contexts start after gss security blob */
nc_offset = le32_to_cpu(pneg_rsp->NegotiateContextOffset);
- if (nc_offset < non_ctxlen) {
- pr_warn_once("Invalid negotiate context offset\n");
+ if (nc_offset + 1 < non_ctxlen) {
+ pr_warn_once("Invalid negotiate context offset %d\n", nc_offset);
return 0;
- }
- size_of_pad_before_neg_ctxts = nc_offset - non_ctxlen;
+ } else if (nc_offset + 1 == non_ctxlen) {
+ cifs_dbg(FYI, "no SPNEGO security blob in negprot rsp\n");
+ size_of_pad_before_neg_ctxts = 0;
+ } else if (non_ctxlen == SMB311_NEGPROT_BASE_SIZE)
+ /* has padding, but no SPNEGO blob */
+ size_of_pad_before_neg_ctxts = nc_offset - non_ctxlen + 1;
+ else
+ size_of_pad_before_neg_ctxts = nc_offset - non_ctxlen;
/* Verify that at least minimal negotiate contexts fit within frame */
if (len < nc_offset + (neg_count * sizeof(struct smb2_neg_context))) {
diff --git a/fs/cifs/smb2ops.c b/fs/cifs/smb2ops.c
index 3d914d7d0d11..22f1d8dc12b0 100644
--- a/fs/cifs/smb2ops.c
+++ b/fs/cifs/smb2ops.c
@@ -477,7 +477,8 @@ parse_server_interfaces(struct network_interface_info_ioctl_rsp *buf,
goto out;
}
- if (bytes_left || p->Next)
+ /* Azure rounds the buffer size up 8, to a 16 byte boundary */
+ if ((bytes_left > 8) || p->Next)
cifs_dbg(VFS, "%s: incomplete interface info\n", __func__);
diff --git a/fs/cifs/smb2pdu.c b/fs/cifs/smb2pdu.c
index acb72705062d..fc06c762fbbf 100644
--- a/fs/cifs/smb2pdu.c
+++ b/fs/cifs/smb2pdu.c
@@ -427,8 +427,8 @@ build_preauth_ctxt(struct smb2_preauth_neg_context *pneg_ctxt)
pneg_ctxt->ContextType = SMB2_PREAUTH_INTEGRITY_CAPABILITIES;
pneg_ctxt->DataLength = cpu_to_le16(38);
pneg_ctxt->HashAlgorithmCount = cpu_to_le16(1);
- pneg_ctxt->SaltLength = cpu_to_le16(SMB311_SALT_SIZE);
- get_random_bytes(pneg_ctxt->Salt, SMB311_SALT_SIZE);
+ pneg_ctxt->SaltLength = cpu_to_le16(SMB311_LINUX_CLIENT_SALT_SIZE);
+ get_random_bytes(pneg_ctxt->Salt, SMB311_LINUX_CLIENT_SALT_SIZE);
pneg_ctxt->HashAlgorithms = SMB2_PREAUTH_INTEGRITY_SHA512;
}
@@ -566,6 +566,9 @@ static void decode_preauth_context(struct smb2_preauth_neg_context *ctxt)
if (len < MIN_PREAUTH_CTXT_DATA_LEN) {
pr_warn_once("server sent bad preauth context\n");
return;
+ } else if (len < MIN_PREAUTH_CTXT_DATA_LEN + le16_to_cpu(ctxt->SaltLength)) {
+ pr_warn_once("server sent invalid SaltLength\n");
+ return;
}
if (le16_to_cpu(ctxt->HashAlgorithmCount) != 1)
pr_warn_once("Invalid SMB3 hash algorithm count\n");
diff --git a/fs/cifs/smb2pdu.h b/fs/cifs/smb2pdu.h
index fa57b03ca98c..204a622b89ed 100644
--- a/fs/cifs/smb2pdu.h
+++ b/fs/cifs/smb2pdu.h
@@ -333,12 +333,20 @@ struct smb2_neg_context {
/* Followed by array of data */
} __packed;
-#define SMB311_SALT_SIZE 32
+#define SMB311_LINUX_CLIENT_SALT_SIZE 32
/* Hash Algorithm Types */
#define SMB2_PREAUTH_INTEGRITY_SHA512 cpu_to_le16(0x0001)
#define SMB2_PREAUTH_HASH_SIZE 64
-#define MIN_PREAUTH_CTXT_DATA_LEN (SMB311_SALT_SIZE + 6)
+/*
+ * SaltLength that the server send can be zero, so the only three required
+ * fields (all __le16) end up six bytes total, so the minimum context data len
+ * in the response is six bytes which accounts for
+ *
+ * HashAlgorithmCount, SaltLength, and 1 HashAlgorithm.
+ */
+#define MIN_PREAUTH_CTXT_DATA_LEN 6
+
struct smb2_preauth_neg_context {
__le16 ContextType; /* 1 */
__le16 DataLength;
@@ -346,7 +354,7 @@ struct smb2_preauth_neg_context {
__le16 HashAlgorithmCount; /* 1 */
__le16 SaltLength;
__le16 HashAlgorithms; /* HashAlgorithms[0] since only one defined */
- __u8 Salt[SMB311_SALT_SIZE];
+ __u8 Salt[SMB311_LINUX_CLIENT_SALT_SIZE];
} __packed;
/* Encryption Algorithms Ciphers */
diff --git a/fs/erofs/data.c b/fs/erofs/data.c
index 347be146884c..ea4f693bee22 100644
--- a/fs/erofs/data.c
+++ b/fs/erofs/data.c
@@ -312,27 +312,12 @@ static void erofs_raw_access_readahead(struct readahead_control *rac)
submit_bio(bio);
}
-static int erofs_get_block(struct inode *inode, sector_t iblock,
- struct buffer_head *bh, int create)
-{
- struct erofs_map_blocks map = {
- .m_la = iblock << 9,
- };
- int err;
-
- err = erofs_map_blocks(inode, &map, EROFS_GET_BLOCKS_RAW);
- if (err)
- return err;
-
- if (map.m_flags & EROFS_MAP_MAPPED)
- bh->b_blocknr = erofs_blknr(map.m_pa);
-
- return err;
-}
-
static sector_t erofs_bmap(struct address_space *mapping, sector_t block)
{
struct inode *inode = mapping->host;
+ struct erofs_map_blocks map = {
+ .m_la = blknr_to_addr(block),
+ };
if (EROFS_I(inode)->datalayout == EROFS_INODE_FLAT_INLINE) {
erofs_blk_t blks = i_size_read(inode) >> LOG_BLOCK_SIZE;
@@ -341,7 +326,10 @@ static sector_t erofs_bmap(struct address_space *mapping, sector_t block)
return 0;
}
- return generic_block_bmap(mapping, block, erofs_get_block);
+ if (!erofs_map_blocks(inode, &map, EROFS_GET_BLOCKS_RAW))
+ return erofs_blknr(map.m_pa);
+
+ return 0;
}
/* for uncompressed (aligned) files and raw access for other files */
diff --git a/fs/eventpoll.c b/fs/eventpoll.c
index 4df61129566d..117b1c395ae4 100644
--- a/fs/eventpoll.c
+++ b/fs/eventpoll.c
@@ -1902,23 +1902,30 @@ static int ep_poll(struct eventpoll *ep, struct epoll_event __user *events,
}
write_unlock_irq(&ep->lock);
- if (eavail || res)
- break;
+ if (!eavail && !res)
+ timed_out = !schedule_hrtimeout_range(to, slack,
+ HRTIMER_MODE_ABS);
- if (!schedule_hrtimeout_range(to, slack, HRTIMER_MODE_ABS)) {
- timed_out = 1;
- break;
- }
-
- /* We were woken up, thus go and try to harvest some events */
+ /*
+ * We were woken up, thus go and try to harvest some events.
+ * If timed out and still on the wait queue, recheck eavail
+ * carefully under lock, below.
+ */
eavail = 1;
-
} while (0);
__set_current_state(TASK_RUNNING);
if (!list_empty_careful(&wait.entry)) {
write_lock_irq(&ep->lock);
+ /*
+ * If the thread timed out and is not on the wait queue, it
+ * means that the thread was woken up after its timeout expired
+ * before it could reacquire the lock. Thus, when wait.entry is
+ * empty, it needs to harvest events.
+ */
+ if (timed_out)
+ eavail = list_empty(&wait.entry);
__remove_wait_queue(&ep->wq, &wait);
write_unlock_irq(&ep->lock);
}
diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c
index 17d7096b3212..12eac8837303 100644
--- a/fs/ext4/extents.c
+++ b/fs/ext4/extents.c
@@ -5815,8 +5815,8 @@ int ext4_ext_replay_update_ex(struct inode *inode, ext4_lblk_t start,
int ret;
path = ext4_find_extent(inode, start, NULL, 0);
- if (!path)
- return -EINVAL;
+ if (IS_ERR(path))
+ return PTR_ERR(path);
ex = path[path->p_depth].p_ext;
if (!ex) {
ret = -EFSCORRUPTED;
diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
index 0d8385aea898..0afab6d5c65b 100644
--- a/fs/ext4/inode.c
+++ b/fs/ext4/inode.c
@@ -175,6 +175,7 @@ void ext4_evict_inode(struct inode *inode)
*/
int extra_credits = 6;
struct ext4_xattr_inode_array *ea_inode_array = NULL;
+ bool freeze_protected = false;
trace_ext4_evict_inode(inode);
@@ -232,9 +233,14 @@ void ext4_evict_inode(struct inode *inode)
/*
* Protect us against freezing - iput() caller didn't have to have any
- * protection against it
+ * protection against it. When we are in a running transaction though,
+ * we are already protected against freezing and we cannot grab further
+ * protection due to lock ordering constraints.
*/
- sb_start_intwrite(inode->i_sb);
+ if (!ext4_journal_current_handle()) {
+ sb_start_intwrite(inode->i_sb);
+ freeze_protected = true;
+ }
if (!IS_NOQUOTA(inode))
extra_credits += EXT4_MAXQUOTAS_DEL_BLOCKS(inode->i_sb);
@@ -253,7 +259,8 @@ void ext4_evict_inode(struct inode *inode)
* cleaned up.
*/
ext4_orphan_del(NULL, inode);
- sb_end_intwrite(inode->i_sb);
+ if (freeze_protected)
+ sb_end_intwrite(inode->i_sb);
goto no_delete;
}
@@ -294,7 +301,8 @@ void ext4_evict_inode(struct inode *inode)
stop_handle:
ext4_journal_stop(handle);
ext4_orphan_del(NULL, inode);
- sb_end_intwrite(inode->i_sb);
+ if (freeze_protected)
+ sb_end_intwrite(inode->i_sb);
ext4_xattr_inode_array_free(ea_inode_array);
goto no_delete;
}
@@ -323,7 +331,8 @@ void ext4_evict_inode(struct inode *inode)
else
ext4_free_inode(handle, inode);
ext4_journal_stop(handle);
- sb_end_intwrite(inode->i_sb);
+ if (freeze_protected)
+ sb_end_intwrite(inode->i_sb);
ext4_xattr_inode_array_free(ea_inode_array);
return;
no_delete:
diff --git a/fs/ext4/mballoc.c b/fs/ext4/mballoc.c
index 24af9ed5c3e5..37a619bf1ac7 100644
--- a/fs/ext4/mballoc.c
+++ b/fs/ext4/mballoc.c
@@ -5126,6 +5126,7 @@ ext4_mb_free_metadata(handle_t *handle, struct ext4_buddy *e4b,
ext4_group_first_block_no(sb, group) +
EXT4_C2B(sbi, cluster),
"Block already on to-be-freed list");
+ kmem_cache_free(ext4_free_data_cachep, new_entry);
return 0;
}
}
diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index 94472044f4c1..2b08b162075c 100644
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -666,19 +666,17 @@ static bool system_going_down(void)
static void ext4_handle_error(struct super_block *sb)
{
+ journal_t *journal = EXT4_SB(sb)->s_journal;
+
if (test_opt(sb, WARN_ON_ERROR))
WARN_ON_ONCE(1);
- if (sb_rdonly(sb))
+ if (sb_rdonly(sb) || test_opt(sb, ERRORS_CONT))
return;
- if (!test_opt(sb, ERRORS_CONT)) {
- journal_t *journal = EXT4_SB(sb)->s_journal;
-
- ext4_set_mount_flag(sb, EXT4_MF_FS_ABORTED);
- if (journal)
- jbd2_journal_abort(journal, -EIO);
- }
+ ext4_set_mount_flag(sb, EXT4_MF_FS_ABORTED);
+ if (journal)
+ jbd2_journal_abort(journal, -EIO);
/*
* We force ERRORS_RO behavior when system is rebooting. Otherwise we
* could panic during 'reboot -f' as the underlying device got already
diff --git a/fs/f2fs/node.c b/fs/f2fs/node.c
index d5d8ce077f29..42394de6c7eb 100644
--- a/fs/f2fs/node.c
+++ b/fs/f2fs/node.c
@@ -109,7 +109,7 @@ static void clear_node_page_dirty(struct page *page)
static struct page *get_current_nat_page(struct f2fs_sb_info *sbi, nid_t nid)
{
- return f2fs_get_meta_page(sbi, current_nat_addr(sbi, nid));
+ return f2fs_get_meta_page_retry(sbi, current_nat_addr(sbi, nid));
}
static struct page *get_next_nat_page(struct f2fs_sb_info *sbi, nid_t nid)
diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c
index 00eff2f51807..fef22e476c52 100644
--- a/fs/f2fs/super.c
+++ b/fs/f2fs/super.c
@@ -3918,6 +3918,7 @@ static int f2fs_fill_super(struct super_block *sb, void *data, int silent)
#ifdef CONFIG_UNICODE
utf8_unload(sb->s_encoding);
+ sb->s_encoding = NULL;
#endif
free_options:
#ifdef CONFIG_QUOTA
diff --git a/fs/fuse/virtio_fs.c b/fs/fuse/virtio_fs.c
index 21a9e534417c..d2c0e58c6416 100644
--- a/fs/fuse/virtio_fs.c
+++ b/fs/fuse/virtio_fs.c
@@ -1464,6 +1464,8 @@ static int virtio_fs_get_tree(struct fs_context *fsc)
if (!sb->s_root) {
err = virtio_fs_fill_super(sb, fsc);
if (err) {
+ fuse_mount_put(fm);
+ sb->s_fs_info = NULL;
deactivate_locked_super(sb);
return err;
}
diff --git a/fs/inode.c b/fs/inode.c
index 9d78c37b00b8..5eea9912a0b9 100644
--- a/fs/inode.c
+++ b/fs/inode.c
@@ -1627,7 +1627,9 @@ static void iput_final(struct inode *inode)
else
drop = generic_drop_inode(inode);
- if (!drop && (sb->s_flags & SB_ACTIVE)) {
+ if (!drop &&
+ !(inode->i_state & I_DONTCACHE) &&
+ (sb->s_flags & SB_ACTIVE)) {
inode_add_lru(inode);
spin_unlock(&inode->i_lock);
return;
diff --git a/fs/io-wq.h b/fs/io-wq.h
index cba36f03c355..aaa363f35891 100644
--- a/fs/io-wq.h
+++ b/fs/io-wq.h
@@ -59,6 +59,7 @@ static inline void wq_list_add_tail(struct io_wq_work_node *node,
list->last->next = node;
list->last = node;
}
+ node->next = NULL;
}
static inline void wq_list_cut(struct io_wq_work_list *list,
diff --git a/fs/io_uring.c b/fs/io_uring.c
index 86dac2b2e276..0fcd065baa76 100644
--- a/fs/io_uring.c
+++ b/fs/io_uring.c
@@ -1641,10 +1641,6 @@ static bool io_cqring_overflow_flush(struct io_ring_ctx *ctx, bool force,
spin_lock_irqsave(&ctx->completion_lock, flags);
- /* if force is set, the ring is going away. always drop after that */
- if (force)
- ctx->cq_overflow_flushed = 1;
-
cqe = NULL;
list_for_each_entry_safe(req, tmp, &ctx->cq_overflow_list, compl.list) {
if (tsk && req->task != tsk)
@@ -2246,7 +2242,7 @@ static unsigned io_cqring_events(struct io_ring_ctx *ctx, bool noflush)
* we wake up the task, and the next invocation will flush the
* entries. We cannot safely to it from here.
*/
- if (noflush && !list_empty(&ctx->cq_overflow_list))
+ if (noflush)
return -1U;
io_cqring_overflow_flush(ctx, false, NULL, NULL);
@@ -3052,9 +3048,7 @@ static ssize_t io_iov_buffer_select(struct io_kiocb *req, struct iovec *iov,
iov[0].iov_len = kbuf->len;
return 0;
}
- if (!req->rw.len)
- return 0;
- else if (req->rw.len > 1)
+ if (req->rw.len != 1)
return -EINVAL;
#ifdef CONFIG_COMPAT
@@ -3948,11 +3942,17 @@ static int io_remove_buffers(struct io_kiocb *req, bool force_nonblock,
head = idr_find(&ctx->io_buffer_idr, p->bgid);
if (head)
ret = __io_remove_buffers(ctx, head, p->bgid, p->nbufs);
-
- io_ring_submit_lock(ctx, !force_nonblock);
if (ret < 0)
req_set_fail_links(req);
- __io_req_complete(req, ret, 0, cs);
+
+ /* need to hold the lock to complete IOPOLL requests */
+ if (ctx->flags & IORING_SETUP_IOPOLL) {
+ __io_req_complete(req, ret, 0, cs);
+ io_ring_submit_unlock(ctx, !force_nonblock);
+ } else {
+ io_ring_submit_unlock(ctx, !force_nonblock);
+ __io_req_complete(req, ret, 0, cs);
+ }
return 0;
}
@@ -4037,10 +4037,17 @@ static int io_provide_buffers(struct io_kiocb *req, bool force_nonblock,
}
}
out:
- io_ring_submit_unlock(ctx, !force_nonblock);
if (ret < 0)
req_set_fail_links(req);
- __io_req_complete(req, ret, 0, cs);
+
+ /* need to hold the lock to complete IOPOLL requests */
+ if (ctx->flags & IORING_SETUP_IOPOLL) {
+ __io_req_complete(req, ret, 0, cs);
+ io_ring_submit_unlock(ctx, !force_nonblock);
+ } else {
+ io_ring_submit_unlock(ctx, !force_nonblock);
+ __io_req_complete(req, ret, 0, cs);
+ }
return 0;
}
@@ -6074,8 +6081,28 @@ static struct io_wq_work *io_wq_submit_work(struct io_wq_work *work)
}
if (ret) {
+ struct io_ring_ctx *lock_ctx = NULL;
+
+ if (req->ctx->flags & IORING_SETUP_IOPOLL)
+ lock_ctx = req->ctx;
+
+ /*
+ * io_iopoll_complete() does not hold completion_lock to
+ * complete polled io, so here for polled io, we can not call
+ * io_req_complete() directly, otherwise there maybe concurrent
+ * access to cqring, defer_list, etc, which is not safe. Given
+ * that io_iopoll_complete() is always called under uring_lock,
+ * so here for polled io, we also get uring_lock to complete
+ * it.
+ */
+ if (lock_ctx)
+ mutex_lock(&lock_ctx->uring_lock);
+
req_set_fail_links(req);
io_req_complete(req, ret);
+
+ if (lock_ctx)
+ mutex_unlock(&lock_ctx->uring_lock);
}
return io_steal_work(req);
@@ -8369,28 +8396,35 @@ static void io_ring_exit_work(struct work_struct *work)
* as nobody else will be looking for them.
*/
do {
- if (ctx->rings)
- io_cqring_overflow_flush(ctx, true, NULL, NULL);
io_iopoll_try_reap_events(ctx);
} while (!wait_for_completion_timeout(&ctx->ref_comp, HZ/20));
io_ring_ctx_free(ctx);
}
+static bool io_cancel_ctx_cb(struct io_wq_work *work, void *data)
+{
+ struct io_kiocb *req = container_of(work, struct io_kiocb, work);
+
+ return req->ctx == data;
+}
+
static void io_ring_ctx_wait_and_kill(struct io_ring_ctx *ctx)
{
mutex_lock(&ctx->uring_lock);
percpu_ref_kill(&ctx->refs);
+ /* if force is set, the ring is going away. always drop after that */
+ ctx->cq_overflow_flushed = 1;
+ if (ctx->rings)
+ io_cqring_overflow_flush(ctx, true, NULL, NULL);
mutex_unlock(&ctx->uring_lock);
io_kill_timeouts(ctx, NULL);
io_poll_remove_all(ctx, NULL);
if (ctx->io_wq)
- io_wq_cancel_all(ctx->io_wq);
+ io_wq_cancel_cb(ctx->io_wq, io_cancel_ctx_cb, ctx, true);
/* if we failed setting up the ctx, we might not have any rings */
- if (ctx->rings)
- io_cqring_overflow_flush(ctx, true, NULL, NULL);
io_iopoll_try_reap_events(ctx);
idr_for_each(&ctx->personality_idr, io_remove_personalities, ctx);
@@ -8421,14 +8455,6 @@ static int io_uring_release(struct inode *inode, struct file *file)
return 0;
}
-static bool io_wq_files_match(struct io_wq_work *work, void *data)
-{
- struct files_struct *files = data;
-
- return !files || ((work->flags & IO_WQ_WORK_FILES) &&
- work->identity->files == files);
-}
-
/*
* Returns true if 'preq' is the link parent of 'req'
*/
@@ -8566,21 +8592,20 @@ static void io_cancel_defer_files(struct io_ring_ctx *ctx,
* Returns true if we found and killed one or more files pinning requests
*/
static bool io_uring_cancel_files(struct io_ring_ctx *ctx,
+ struct task_struct *task,
struct files_struct *files)
{
if (list_empty_careful(&ctx->inflight_list))
return false;
- /* cancel all at once, should be faster than doing it one by one*/
- io_wq_cancel_cb(ctx->io_wq, io_wq_files_match, files, true);
-
while (!list_empty_careful(&ctx->inflight_list)) {
struct io_kiocb *cancel_req = NULL, *req;
DEFINE_WAIT(wait);
spin_lock_irq(&ctx->inflight_lock);
list_for_each_entry(req, &ctx->inflight_list, inflight_entry) {
- if (files && (req->work.flags & IO_WQ_WORK_FILES) &&
+ if (req->task == task &&
+ (req->work.flags & IO_WQ_WORK_FILES) &&
req->work.identity->files != files)
continue;
/* req is being completed, ignore */
@@ -8623,7 +8648,7 @@ static bool __io_uring_cancel_task_requests(struct io_ring_ctx *ctx,
{
bool ret;
- ret = io_uring_cancel_files(ctx, files);
+ ret = io_uring_cancel_files(ctx, task, files);
if (!files) {
enum io_wq_cancel cret;
@@ -8662,12 +8687,10 @@ static void io_uring_cancel_task_requests(struct io_ring_ctx *ctx,
io_sq_thread_park(ctx->sq_data);
}
- if (files)
- io_cancel_defer_files(ctx, NULL, files);
- else
- io_cancel_defer_files(ctx, task, NULL);
-
+ io_cancel_defer_files(ctx, task, files);
+ io_ring_submit_lock(ctx, (ctx->flags & IORING_SETUP_IOPOLL));
io_cqring_overflow_flush(ctx, true, task, files);
+ io_ring_submit_unlock(ctx, (ctx->flags & IORING_SETUP_IOPOLL));
while (__io_uring_cancel_task_requests(ctx, task, files)) {
io_run_task_work();
@@ -8692,10 +8715,9 @@ static void io_uring_cancel_task_requests(struct io_ring_ctx *ctx,
static int io_uring_add_task_file(struct io_ring_ctx *ctx, struct file *file)
{
struct io_uring_task *tctx = current->io_uring;
+ int ret;
if (unlikely(!tctx)) {
- int ret;
-
ret = io_uring_alloc_task_context(current);
if (unlikely(ret))
return ret;
@@ -8706,7 +8728,12 @@ static int io_uring_add_task_file(struct io_ring_ctx *ctx, struct file *file)
if (!old) {
get_file(file);
- xa_store(&tctx->xa, (unsigned long)file, file, GFP_KERNEL);
+ ret = xa_err(xa_store(&tctx->xa, (unsigned long)file,
+ file, GFP_KERNEL));
+ if (ret) {
+ fput(file);
+ return ret;
+ }
}
tctx->last = file;
}
@@ -8969,8 +8996,10 @@ SYSCALL_DEFINE6(io_uring_enter, unsigned int, fd, u32, to_submit,
*/
ret = 0;
if (ctx->flags & IORING_SETUP_SQPOLL) {
+ io_ring_submit_lock(ctx, (ctx->flags & IORING_SETUP_IOPOLL));
if (!list_empty_careful(&ctx->cq_overflow_list))
io_cqring_overflow_flush(ctx, false, NULL, NULL);
+ io_ring_submit_unlock(ctx, (ctx->flags & IORING_SETUP_IOPOLL));
if (flags & IORING_ENTER_SQ_WAKEUP)
wake_up(&ctx->sq_data->wait);
if (flags & IORING_ENTER_SQ_WAIT)
@@ -9173,55 +9202,52 @@ static int io_allocate_scq_urings(struct io_ring_ctx *ctx,
return 0;
}
+static int io_uring_install_fd(struct io_ring_ctx *ctx, struct file *file)
+{
+ int ret, fd;
+
+ fd = get_unused_fd_flags(O_RDWR | O_CLOEXEC);
+ if (fd < 0)
+ return fd;
+
+ ret = io_uring_add_task_file(ctx, file);
+ if (ret) {
+ put_unused_fd(fd);
+ return ret;
+ }
+ fd_install(fd, file);
+ return fd;
+}
+
/*
* Allocate an anonymous fd, this is what constitutes the application
* visible backing of an io_uring instance. The application mmaps this
* fd to gain access to the SQ/CQ ring details. If UNIX sockets are enabled,
* we have to tie this fd to a socket for file garbage collection purposes.
*/
-static int io_uring_get_fd(struct io_ring_ctx *ctx)
+static struct file *io_uring_get_file(struct io_ring_ctx *ctx)
{
struct file *file;
+#if defined(CONFIG_UNIX)
int ret;
- int fd;
-#if defined(CONFIG_UNIX)
ret = sock_create_kern(&init_net, PF_UNIX, SOCK_RAW, IPPROTO_IP,
&ctx->ring_sock);
if (ret)
- return ret;
+ return ERR_PTR(ret);
#endif
- ret = get_unused_fd_flags(O_RDWR | O_CLOEXEC);
- if (ret < 0)
- goto err;
- fd = ret;
-
file = anon_inode_getfile("[io_uring]", &io_uring_fops, ctx,
O_RDWR | O_CLOEXEC);
- if (IS_ERR(file)) {
- put_unused_fd(fd);
- ret = PTR_ERR(file);
- goto err;
- }
-
#if defined(CONFIG_UNIX)
- ctx->ring_sock->file = file;
-#endif
- ret = io_uring_add_task_file(ctx, file);
- if (ret) {
- fput(file);
- put_unused_fd(fd);
- goto err;
+ if (IS_ERR(file)) {
+ sock_release(ctx->ring_sock);
+ ctx->ring_sock = NULL;
+ } else {
+ ctx->ring_sock->file = file;
}
- fd_install(fd, file);
- return fd;
-err:
-#if defined(CONFIG_UNIX)
- sock_release(ctx->ring_sock);
- ctx->ring_sock = NULL;
#endif
- return ret;
+ return file;
}
static int io_uring_create(unsigned entries, struct io_uring_params *p,
@@ -9229,6 +9255,7 @@ static int io_uring_create(unsigned entries, struct io_uring_params *p,
{
struct user_struct *user = NULL;
struct io_ring_ctx *ctx;
+ struct file *file;
bool limit_mem;
int ret;
@@ -9375,13 +9402,22 @@ static int io_uring_create(unsigned entries, struct io_uring_params *p,
goto err;
}
+ file = io_uring_get_file(ctx);
+ if (IS_ERR(file)) {
+ ret = PTR_ERR(file);
+ goto err;
+ }
+
/*
* Install ring fd as the very last thing, so we don't risk someone
* having closed it before we finish setup
*/
- ret = io_uring_get_fd(ctx);
- if (ret < 0)
- goto err;
+ ret = io_uring_install_fd(ctx, file);
+ if (ret < 0) {
+ /* fput will clean it up */
+ fput(file);
+ return ret;
+ }
trace_io_uring_create(ret, ctx, p->sq_entries, p->cq_entries, p->flags);
return ret;
diff --git a/fs/jffs2/readinode.c b/fs/jffs2/readinode.c
index 2f6f0b140c05..03b4f99614be 100644
--- a/fs/jffs2/readinode.c
+++ b/fs/jffs2/readinode.c
@@ -672,6 +672,22 @@ static inline int read_direntry(struct jffs2_sb_info *c, struct jffs2_raw_node_r
jffs2_free_full_dirent(fd);
return -EIO;
}
+
+#ifdef CONFIG_JFFS2_SUMMARY
+ /*
+ * we use CONFIG_JFFS2_SUMMARY because without it, we
+ * have checked it while mounting
+ */
+ crc = crc32(0, fd->name, rd->nsize);
+ if (unlikely(crc != je32_to_cpu(rd->name_crc))) {
+ JFFS2_NOTICE("name CRC failed on dirent node at"
+ "%#08x: read %#08x,calculated %#08x\n",
+ ref_offset(ref), je32_to_cpu(rd->node_crc), crc);
+ jffs2_mark_node_obsolete(c, ref);
+ jffs2_free_full_dirent(fd);
+ return 0;
+ }
+#endif
}
fd->nhash = full_name_hash(NULL, fd->name, rd->nsize);
diff --git a/fs/jffs2/super.c b/fs/jffs2/super.c
index 05d7878dfad1..4fd297bdf0f3 100644
--- a/fs/jffs2/super.c
+++ b/fs/jffs2/super.c
@@ -215,11 +215,28 @@ static int jffs2_parse_param(struct fs_context *fc, struct fs_parameter *param)
return 0;
}
+static inline void jffs2_update_mount_opts(struct fs_context *fc)
+{
+ struct jffs2_sb_info *new_c = fc->s_fs_info;
+ struct jffs2_sb_info *c = JFFS2_SB_INFO(fc->root->d_sb);
+
+ mutex_lock(&c->alloc_sem);
+ if (new_c->mount_opts.override_compr) {
+ c->mount_opts.override_compr = new_c->mount_opts.override_compr;
+ c->mount_opts.compr = new_c->mount_opts.compr;
+ }
+ if (new_c->mount_opts.rp_size)
+ c->mount_opts.rp_size = new_c->mount_opts.rp_size;
+ mutex_unlock(&c->alloc_sem);
+}
+
static int jffs2_reconfigure(struct fs_context *fc)
{
struct super_block *sb = fc->root->d_sb;
sync_filesystem(sb);
+ jffs2_update_mount_opts(fc);
+
return jffs2_do_remount_fs(sb, fc);
}
diff --git a/fs/jfs/jfs_dmap.h b/fs/jfs/jfs_dmap.h
index 29891fad3f09..aa03a904d5ab 100644
--- a/fs/jfs/jfs_dmap.h
+++ b/fs/jfs/jfs_dmap.h
@@ -183,7 +183,7 @@ typedef union dmtree {
#define dmt_leafidx t1.leafidx
#define dmt_height t1.height
#define dmt_budmin t1.budmin
-#define dmt_stree t1.stree
+#define dmt_stree t2.stree
/*
* on-disk aggregate disk allocation map descriptor.
diff --git a/fs/lockd/host.c b/fs/lockd/host.c
index 0afb6d59bad0..771c289f6df7 100644
--- a/fs/lockd/host.c
+++ b/fs/lockd/host.c
@@ -439,12 +439,7 @@ nlm_bind_host(struct nlm_host *host)
* RPC rebind is required
*/
if ((clnt = host->h_rpcclnt) != NULL) {
- if (time_after_eq(jiffies, host->h_nextrebind)) {
- rpc_force_rebind(clnt);
- host->h_nextrebind = jiffies + NLM_HOST_REBIND;
- dprintk("lockd: next rebind in %lu jiffies\n",
- host->h_nextrebind - jiffies);
- }
+ nlm_rebind_host(host);
} else {
unsigned long increment = nlmsvc_timeout;
struct rpc_timeout timeparms = {
@@ -494,13 +489,20 @@ nlm_bind_host(struct nlm_host *host)
return clnt;
}
-/*
- * Force a portmap lookup of the remote lockd port
+/**
+ * nlm_rebind_host - If needed, force a portmap lookup of the peer's lockd port
+ * @host: NLM host handle for peer
+ *
+ * This is not needed when using a connection-oriented protocol, such as TCP.
+ * The existing autobind mechanism is sufficient to force a rebind when
+ * required, e.g. on connection state transitions.
*/
void
nlm_rebind_host(struct nlm_host *host)
{
- dprintk("lockd: rebind host %s\n", host->h_name);
+ if (host->h_proto != IPPROTO_UDP)
+ return;
+
if (host->h_rpcclnt && time_after_eq(jiffies, host->h_nextrebind)) {
rpc_force_rebind(host->h_rpcclnt);
host->h_nextrebind = jiffies + NLM_HOST_REBIND;
diff --git a/fs/nfs/flexfilelayout/flexfilelayout.c b/fs/nfs/flexfilelayout/flexfilelayout.c
index 24bf5797f88a..fd0eda328943 100644
--- a/fs/nfs/flexfilelayout/flexfilelayout.c
+++ b/fs/nfs/flexfilelayout/flexfilelayout.c
@@ -1056,7 +1056,7 @@ static void ff_layout_resend_pnfs_read(struct nfs_pgio_header *hdr)
u32 idx = hdr->pgio_mirror_idx + 1;
u32 new_idx = 0;
- if (ff_layout_choose_any_ds_for_read(hdr->lseg, idx + 1, &new_idx))
+ if (ff_layout_choose_any_ds_for_read(hdr->lseg, idx, &new_idx))
ff_layout_send_layouterror(hdr->lseg);
else
pnfs_error_mark_layout_for_return(hdr->inode, hdr->lseg);
diff --git a/fs/nfs/inode.c b/fs/nfs/inode.c
index aa6493905bbe..43af053f467a 100644
--- a/fs/nfs/inode.c
+++ b/fs/nfs/inode.c
@@ -2180,7 +2180,7 @@ static int nfsiod_start(void)
{
struct workqueue_struct *wq;
dprintk("RPC: creating workqueue nfsiod\n");
- wq = alloc_workqueue("nfsiod", WQ_MEM_RECLAIM, 0);
+ wq = alloc_workqueue("nfsiod", WQ_MEM_RECLAIM | WQ_UNBOUND, 0);
if (wq == NULL)
return -ENOMEM;
nfsiod_workqueue = wq;
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index e89468678ae1..6858b4bb556d 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -4961,12 +4961,12 @@ static int _nfs4_proc_readdir(struct dentry *dentry, const struct cred *cred,
u64 cookie, struct page **pages, unsigned int count, bool plus)
{
struct inode *dir = d_inode(dentry);
+ struct nfs_server *server = NFS_SERVER(dir);
struct nfs4_readdir_arg args = {
.fh = NFS_FH(dir),
.pages = pages,
.pgbase = 0,
.count = count,
- .bitmask = NFS_SERVER(d_inode(dentry))->attr_bitmask,
.plus = plus,
};
struct nfs4_readdir_res res;
@@ -4981,9 +4981,15 @@ static int _nfs4_proc_readdir(struct dentry *dentry, const struct cred *cred,
dprintk("%s: dentry = %pd2, cookie = %Lu\n", __func__,
dentry,
(unsigned long long)cookie);
+ if (!(server->caps & NFS_CAP_SECURITY_LABEL))
+ args.bitmask = server->attr_bitmask_nl;
+ else
+ args.bitmask = server->attr_bitmask;
+
nfs4_setup_readdir(cookie, NFS_I(dir)->cookieverf, dentry, &args);
res.pgbase = args.pgbase;
- status = nfs4_call_sync(NFS_SERVER(dir)->client, NFS_SERVER(dir), &msg, &args.seq_args, &res.seq_res, 0);
+ status = nfs4_call_sync(server->client, server, &msg, &args.seq_args,
+ &res.seq_res, 0);
if (status >= 0) {
memcpy(NFS_I(dir)->cookieverf, res.verifier.data, NFS4_VERIFIER_SIZE);
status += args.pgbase;
diff --git a/fs/nfs/nfs4xdr.c b/fs/nfs/nfs4xdr.c
index c6dbfcae7517..c16b93df1bc1 100644
--- a/fs/nfs/nfs4xdr.c
+++ b/fs/nfs/nfs4xdr.c
@@ -3009,15 +3009,19 @@ static void nfs4_xdr_enc_getdeviceinfo(struct rpc_rqst *req,
struct compound_hdr hdr = {
.minorversion = nfs4_xdr_minorversion(&args->seq_args),
};
+ uint32_t replen;
encode_compound_hdr(xdr, req, &hdr);
encode_sequence(xdr, &args->seq_args, &hdr);
+
+ replen = hdr.replen + op_decode_hdr_maxsz;
+
encode_getdeviceinfo(xdr, args, &hdr);
- /* set up reply kvec. Subtract notification bitmap max size (2)
- * so that notification bitmap is put in xdr_buf tail */
+ /* set up reply kvec. device_addr4 opaque data is read into the
+ * pages */
rpc_prepare_reply_pages(req, args->pdev->pages, args->pdev->pgbase,
- args->pdev->pglen, hdr.replen - 2);
+ args->pdev->pglen, replen + 2 + 1);
encode_nops(&hdr);
}
diff --git a/fs/nfs_common/grace.c b/fs/nfs_common/grace.c
index b73d9dd37f73..26f2a50eceac 100644
--- a/fs/nfs_common/grace.c
+++ b/fs/nfs_common/grace.c
@@ -69,10 +69,14 @@ __state_in_grace(struct net *net, bool open)
if (!open)
return !list_empty(grace_list);
+ spin_lock(&grace_lock);
list_for_each_entry(lm, grace_list, list) {
- if (lm->block_opens)
+ if (lm->block_opens) {
+ spin_unlock(&grace_lock);
return true;
+ }
}
+ spin_unlock(&grace_lock);
return false;
}
diff --git a/fs/nfsd/filecache.c b/fs/nfsd/filecache.c
index 3c6c2f7d1688..5849c1bd88f1 100644
--- a/fs/nfsd/filecache.c
+++ b/fs/nfsd/filecache.c
@@ -600,7 +600,7 @@ static struct notifier_block nfsd_file_lease_notifier = {
static int
nfsd_file_fsnotify_handle_event(struct fsnotify_mark *mark, u32 mask,
struct inode *inode, struct inode *dir,
- const struct qstr *name)
+ const struct qstr *name, u32 cookie)
{
trace_nfsd_file_fsnotify_handle_event(inode, mask);
diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
index d7f27ed6b794..47006eec724e 100644
--- a/fs/nfsd/nfs4state.c
+++ b/fs/nfsd/nfs4state.c
@@ -769,6 +769,7 @@ static int nfs4_init_cp_state(struct nfsd_net *nn, copy_stateid_t *stid,
spin_lock(&nn->s2s_cp_lock);
new_id = idr_alloc_cyclic(&nn->s2s_cp_stateids, stid, 0, 0, GFP_NOWAIT);
stid->stid.si_opaque.so_id = new_id;
+ stid->stid.si_generation = 1;
spin_unlock(&nn->s2s_cp_lock);
idr_preload_end();
if (new_id < 0)
diff --git a/fs/nfsd/nfssvc.c b/fs/nfsd/nfssvc.c
index 27b1ad136150..9323e30a7eaf 100644
--- a/fs/nfsd/nfssvc.c
+++ b/fs/nfsd/nfssvc.c
@@ -527,8 +527,7 @@ static void nfsd_last_thread(struct svc_serv *serv, struct net *net)
return;
nfsd_shutdown_net(net);
- printk(KERN_WARNING "nfsd: last server has exited, flushing export "
- "cache\n");
+ pr_info("nfsd: last server has exited, flushing export cache\n");
nfsd_export_flush(net);
}
diff --git a/fs/notify/dnotify/dnotify.c b/fs/notify/dnotify/dnotify.c
index 5dcda8f20c04..e45ca6ecba95 100644
--- a/fs/notify/dnotify/dnotify.c
+++ b/fs/notify/dnotify/dnotify.c
@@ -72,7 +72,7 @@ static void dnotify_recalc_inode_mask(struct fsnotify_mark *fsn_mark)
*/
static int dnotify_handle_event(struct fsnotify_mark *inode_mark, u32 mask,
struct inode *inode, struct inode *dir,
- const struct qstr *name)
+ const struct qstr *name, u32 cookie)
{
struct dnotify_mark *dn_mark;
struct dnotify_struct *dn;
diff --git a/fs/notify/fanotify/fanotify.c b/fs/notify/fanotify/fanotify.c
index 9167884a61ec..1192c9953620 100644
--- a/fs/notify/fanotify/fanotify.c
+++ b/fs/notify/fanotify/fanotify.c
@@ -268,12 +268,11 @@ static u32 fanotify_group_event_mask(struct fsnotify_group *group,
continue;
/*
- * If the event is for a child and this mark is on a parent not
+ * If the event is on a child and this mark is on a parent not
* watching children, don't send it!
*/
- if (event_mask & FS_EVENT_ON_CHILD &&
- type == FSNOTIFY_OBJ_TYPE_INODE &&
- !(mark->mask & FS_EVENT_ON_CHILD))
+ if (type == FSNOTIFY_OBJ_TYPE_PARENT &&
+ !(mark->mask & FS_EVENT_ON_CHILD))
continue;
marks_mask |= mark->mask;
diff --git a/fs/notify/fsnotify.c b/fs/notify/fsnotify.c
index 8d3ad5ef2925..30d422b8c0fc 100644
--- a/fs/notify/fsnotify.c
+++ b/fs/notify/fsnotify.c
@@ -152,6 +152,13 @@ static bool fsnotify_event_needs_parent(struct inode *inode, struct mount *mnt,
if (mask & FS_ISDIR)
return false;
+ /*
+ * All events that are possible on child can also may be reported with
+ * parent/name info to inode/sb/mount. Otherwise, a watching parent
+ * could result in events reported with unexpected name info to sb/mount.
+ */
+ BUILD_BUG_ON(FS_EVENTS_POSS_ON_CHILD & ~FS_EVENTS_POSS_TO_PARENT);
+
/* Did either inode/sb/mount subscribe for events with parent/name? */
marks_mask |= fsnotify_parent_needed_mask(inode->i_fsnotify_mask);
marks_mask |= fsnotify_parent_needed_mask(inode->i_sb->s_fsnotify_mask);
@@ -232,47 +239,76 @@ int __fsnotify_parent(struct dentry *dentry, __u32 mask, const void *data,
}
EXPORT_SYMBOL_GPL(__fsnotify_parent);
+static int fsnotify_handle_inode_event(struct fsnotify_group *group,
+ struct fsnotify_mark *inode_mark,
+ u32 mask, const void *data, int data_type,
+ struct inode *dir, const struct qstr *name,
+ u32 cookie)
+{
+ const struct path *path = fsnotify_data_path(data, data_type);
+ struct inode *inode = fsnotify_data_inode(data, data_type);
+ const struct fsnotify_ops *ops = group->ops;
+
+ if (WARN_ON_ONCE(!ops->handle_inode_event))
+ return 0;
+
+ if ((inode_mark->mask & FS_EXCL_UNLINK) &&
+ path && d_unlinked(path->dentry))
+ return 0;
+
+ /* Check interest of this mark in case event was sent with two marks */
+ if (!(mask & inode_mark->mask & ALL_FSNOTIFY_EVENTS))
+ return 0;
+
+ return ops->handle_inode_event(inode_mark, mask, inode, dir, name, cookie);
+}
+
static int fsnotify_handle_event(struct fsnotify_group *group, __u32 mask,
const void *data, int data_type,
struct inode *dir, const struct qstr *name,
u32 cookie, struct fsnotify_iter_info *iter_info)
{
struct fsnotify_mark *inode_mark = fsnotify_iter_inode_mark(iter_info);
- struct fsnotify_mark *child_mark = fsnotify_iter_child_mark(iter_info);
- struct inode *inode = fsnotify_data_inode(data, data_type);
- const struct fsnotify_ops *ops = group->ops;
+ struct fsnotify_mark *parent_mark = fsnotify_iter_parent_mark(iter_info);
int ret;
- if (WARN_ON_ONCE(!ops->handle_inode_event))
- return 0;
-
if (WARN_ON_ONCE(fsnotify_iter_sb_mark(iter_info)) ||
WARN_ON_ONCE(fsnotify_iter_vfsmount_mark(iter_info)))
return 0;
- /*
- * An event can be sent on child mark iterator instead of inode mark
- * iterator because of other groups that have interest of this inode
- * and have marks on both parent and child. We can simplify this case.
- */
- if (!inode_mark) {
- inode_mark = child_mark;
- child_mark = NULL;
+ if (parent_mark) {
+ /*
+ * parent_mark indicates that the parent inode is watching
+ * children and interested in this event, which is an event
+ * possible on child. But is *this mark* watching children and
+ * interested in this event?
+ */
+ if (parent_mark->mask & FS_EVENT_ON_CHILD) {
+ ret = fsnotify_handle_inode_event(group, parent_mark, mask,
+ data, data_type, dir, name, 0);
+ if (ret)
+ return ret;
+ }
+ if (!inode_mark)
+ return 0;
+ }
+
+ if (mask & FS_EVENT_ON_CHILD) {
+ /*
+ * Some events can be sent on both parent dir and child marks
+ * (e.g. FS_ATTRIB). If both parent dir and child are
+ * watching, report the event once to parent dir with name (if
+ * interested) and once to child without name (if interested).
+ * The child watcher is expecting an event without a file name
+ * and without the FS_EVENT_ON_CHILD flag.
+ */
+ mask &= ~FS_EVENT_ON_CHILD;
dir = NULL;
name = NULL;
}
- ret = ops->handle_inode_event(inode_mark, mask, inode, dir, name);
- if (ret || !child_mark)
- return ret;
-
- /*
- * Some events can be sent on both parent dir and child marks
- * (e.g. FS_ATTRIB). If both parent dir and child are watching,
- * report the event once to parent dir with name and once to child
- * without name.
- */
- return ops->handle_inode_event(child_mark, mask, inode, NULL, NULL);
+ return fsnotify_handle_inode_event(group, inode_mark, mask, data, data_type,
+ dir, name, cookie);
}
static int send_to_group(__u32 mask, const void *data, int data_type,
@@ -430,7 +466,7 @@ int fsnotify(__u32 mask, const void *data, int data_type, struct inode *dir,
struct fsnotify_iter_info iter_info = {};
struct super_block *sb;
struct mount *mnt = NULL;
- struct inode *child = NULL;
+ struct inode *parent = NULL;
int ret = 0;
__u32 test_mask, marks_mask;
@@ -442,11 +478,10 @@ int fsnotify(__u32 mask, const void *data, int data_type, struct inode *dir,
inode = dir;
} else if (mask & FS_EVENT_ON_CHILD) {
/*
- * Event on child - report on TYPE_INODE to dir if it is
- * watching children and on TYPE_CHILD to child.
+ * Event on child - report on TYPE_PARENT to dir if it is
+ * watching children and on TYPE_INODE to child.
*/
- child = inode;
- inode = dir;
+ parent = dir;
}
sb = inode->i_sb;
@@ -460,7 +495,7 @@ int fsnotify(__u32 mask, const void *data, int data_type, struct inode *dir,
if (!sb->s_fsnotify_marks &&
(!mnt || !mnt->mnt_fsnotify_marks) &&
(!inode || !inode->i_fsnotify_marks) &&
- (!child || !child->i_fsnotify_marks))
+ (!parent || !parent->i_fsnotify_marks))
return 0;
marks_mask = sb->s_fsnotify_mask;
@@ -468,8 +503,8 @@ int fsnotify(__u32 mask, const void *data, int data_type, struct inode *dir,
marks_mask |= mnt->mnt_fsnotify_mask;
if (inode)
marks_mask |= inode->i_fsnotify_mask;
- if (child)
- marks_mask |= child->i_fsnotify_mask;
+ if (parent)
+ marks_mask |= parent->i_fsnotify_mask;
/*
@@ -492,9 +527,9 @@ int fsnotify(__u32 mask, const void *data, int data_type, struct inode *dir,
iter_info.marks[FSNOTIFY_OBJ_TYPE_INODE] =
fsnotify_first_mark(&inode->i_fsnotify_marks);
}
- if (child) {
- iter_info.marks[FSNOTIFY_OBJ_TYPE_CHILD] =
- fsnotify_first_mark(&child->i_fsnotify_marks);
+ if (parent) {
+ iter_info.marks[FSNOTIFY_OBJ_TYPE_PARENT] =
+ fsnotify_first_mark(&parent->i_fsnotify_marks);
}
/*
diff --git a/fs/notify/inotify/inotify.h b/fs/notify/inotify/inotify.h
index 4327d0e9c364..2007e3711916 100644
--- a/fs/notify/inotify/inotify.h
+++ b/fs/notify/inotify/inotify.h
@@ -24,11 +24,10 @@ static inline struct inotify_event_info *INOTIFY_E(struct fsnotify_event *fse)
extern void inotify_ignored_and_remove_idr(struct fsnotify_mark *fsn_mark,
struct fsnotify_group *group);
-extern int inotify_handle_event(struct fsnotify_group *group, u32 mask,
- const void *data, int data_type,
- struct inode *dir,
- const struct qstr *file_name, u32 cookie,
- struct fsnotify_iter_info *iter_info);
+extern int inotify_handle_inode_event(struct fsnotify_mark *inode_mark,
+ u32 mask, struct inode *inode,
+ struct inode *dir,
+ const struct qstr *name, u32 cookie);
extern const struct fsnotify_ops inotify_fsnotify_ops;
extern struct kmem_cache *inotify_inode_mark_cachep;
diff --git a/fs/notify/inotify/inotify_fsnotify.c b/fs/notify/inotify/inotify_fsnotify.c
index 9ddcbadc98e2..1901d799909b 100644
--- a/fs/notify/inotify/inotify_fsnotify.c
+++ b/fs/notify/inotify/inotify_fsnotify.c
@@ -55,25 +55,21 @@ static int inotify_merge(struct list_head *list,
return event_compare(last_event, event);
}
-static int inotify_one_event(struct fsnotify_group *group, u32 mask,
- struct fsnotify_mark *inode_mark,
- const struct path *path,
- const struct qstr *file_name, u32 cookie)
+int inotify_handle_inode_event(struct fsnotify_mark *inode_mark, u32 mask,
+ struct inode *inode, struct inode *dir,
+ const struct qstr *name, u32 cookie)
{
struct inotify_inode_mark *i_mark;
struct inotify_event_info *event;
struct fsnotify_event *fsn_event;
+ struct fsnotify_group *group = inode_mark->group;
int ret;
int len = 0;
int alloc_len = sizeof(struct inotify_event_info);
struct mem_cgroup *old_memcg;
- if ((inode_mark->mask & FS_EXCL_UNLINK) &&
- path && d_unlinked(path->dentry))
- return 0;
-
- if (file_name) {
- len = file_name->len;
+ if (name) {
+ len = name->len;
alloc_len += len + 1;
}
@@ -117,7 +113,7 @@ static int inotify_one_event(struct fsnotify_group *group, u32 mask,
event->sync_cookie = cookie;
event->name_len = len;
if (len)
- strcpy(event->name, file_name->name);
+ strcpy(event->name, name->name);
ret = fsnotify_add_event(group, fsn_event, inotify_merge);
if (ret) {
@@ -131,37 +127,6 @@ static int inotify_one_event(struct fsnotify_group *group, u32 mask,
return 0;
}
-int inotify_handle_event(struct fsnotify_group *group, u32 mask,
- const void *data, int data_type, struct inode *dir,
- const struct qstr *file_name, u32 cookie,
- struct fsnotify_iter_info *iter_info)
-{
- const struct path *path = fsnotify_data_path(data, data_type);
- struct fsnotify_mark *inode_mark = fsnotify_iter_inode_mark(iter_info);
- struct fsnotify_mark *child_mark = fsnotify_iter_child_mark(iter_info);
- int ret = 0;
-
- if (WARN_ON(fsnotify_iter_vfsmount_mark(iter_info)))
- return 0;
-
- /*
- * Some events cannot be sent on both parent and child marks
- * (e.g. IN_CREATE). Those events are always sent on inode_mark.
- * For events that are possible on both parent and child (e.g. IN_OPEN),
- * event is sent on inode_mark with name if the parent is watching and
- * is sent on child_mark without name if child is watching.
- * If both parent and child are watching, report the event with child's
- * name here and report another event without child's name below.
- */
- if (inode_mark)
- ret = inotify_one_event(group, mask, inode_mark, path,
- file_name, cookie);
- if (ret || !child_mark)
- return ret;
-
- return inotify_one_event(group, mask, child_mark, path, NULL, 0);
-}
-
static void inotify_freeing_mark(struct fsnotify_mark *fsn_mark, struct fsnotify_group *group)
{
inotify_ignored_and_remove_idr(fsn_mark, group);
@@ -227,7 +192,7 @@ static void inotify_free_mark(struct fsnotify_mark *fsn_mark)
}
const struct fsnotify_ops inotify_fsnotify_ops = {
- .handle_event = inotify_handle_event,
+ .handle_inode_event = inotify_handle_inode_event,
.free_group_priv = inotify_free_group_priv,
.free_event = inotify_free_event,
.freeing_mark = inotify_freeing_mark,
diff --git a/fs/notify/inotify/inotify_user.c b/fs/notify/inotify/inotify_user.c
index 186722ba3894..5f6c6bf65909 100644
--- a/fs/notify/inotify/inotify_user.c
+++ b/fs/notify/inotify/inotify_user.c
@@ -486,14 +486,10 @@ void inotify_ignored_and_remove_idr(struct fsnotify_mark *fsn_mark,
struct fsnotify_group *group)
{
struct inotify_inode_mark *i_mark;
- struct fsnotify_iter_info iter_info = { };
-
- fsnotify_iter_set_report_type_mark(&iter_info, FSNOTIFY_OBJ_TYPE_INODE,
- fsn_mark);
/* Queue ignore event for the watch */
- inotify_handle_event(group, FS_IN_IGNORED, NULL, FSNOTIFY_EVENT_NONE,
- NULL, NULL, 0, &iter_info);
+ inotify_handle_inode_event(fsn_mark, FS_IN_IGNORED, NULL, NULL, NULL,
+ 0);
i_mark = container_of(fsn_mark, struct inotify_inode_mark, fsn_mark);
/* remove this mark from the idr */
diff --git a/fs/open.c b/fs/open.c
index 9af548fb841b..4d7537ae59df 100644
--- a/fs/open.c
+++ b/fs/open.c
@@ -1010,6 +1010,10 @@ inline int build_open_flags(const struct open_how *how, struct open_flags *op)
if (how->resolve & ~VALID_RESOLVE_FLAGS)
return -EINVAL;
+ /* Scoping flags are mutually exclusive. */
+ if ((how->resolve & RESOLVE_BENEATH) && (how->resolve & RESOLVE_IN_ROOT))
+ return -EINVAL;
+
/* Deal with the mode. */
if (WILL_CREATE(flags)) {
if (how->mode & ~S_IALLUGO)
diff --git a/fs/overlayfs/file.c b/fs/overlayfs/file.c
index efccb7c1f9bc..a1f72ac053e5 100644
--- a/fs/overlayfs/file.c
+++ b/fs/overlayfs/file.c
@@ -541,46 +541,31 @@ static long ovl_real_ioctl(struct file *file, unsigned int cmd,
unsigned long arg)
{
struct fd real;
- const struct cred *old_cred;
long ret;
ret = ovl_real_fdget(file, &real);
if (ret)
return ret;
- old_cred = ovl_override_creds(file_inode(file)->i_sb);
ret = security_file_ioctl(real.file, cmd, arg);
- if (!ret)
+ if (!ret) {
+ /*
+ * Don't override creds, since we currently can't safely check
+ * permissions before doing so.
+ */
ret = vfs_ioctl(real.file, cmd, arg);
- revert_creds(old_cred);
+ }
fdput(real);
return ret;
}
-static unsigned int ovl_iflags_to_fsflags(unsigned int iflags)
-{
- unsigned int flags = 0;
-
- if (iflags & S_SYNC)
- flags |= FS_SYNC_FL;
- if (iflags & S_APPEND)
- flags |= FS_APPEND_FL;
- if (iflags & S_IMMUTABLE)
- flags |= FS_IMMUTABLE_FL;
- if (iflags & S_NOATIME)
- flags |= FS_NOATIME_FL;
-
- return flags;
-}
-
static long ovl_ioctl_set_flags(struct file *file, unsigned int cmd,
- unsigned long arg, unsigned int flags)
+ unsigned long arg)
{
long ret;
struct inode *inode = file_inode(file);
- unsigned int oldflags;
if (!inode_owner_or_capable(inode))
return -EACCES;
@@ -591,10 +576,13 @@ static long ovl_ioctl_set_flags(struct file *file, unsigned int cmd,
inode_lock(inode);
- /* Check the capability before cred override */
- oldflags = ovl_iflags_to_fsflags(READ_ONCE(inode->i_flags));
- ret = vfs_ioc_setflags_prepare(inode, oldflags, flags);
- if (ret)
+ /*
+ * Prevent copy up if immutable and has no CAP_LINUX_IMMUTABLE
+ * capability.
+ */
+ ret = -EPERM;
+ if (!ovl_has_upperdata(inode) && IS_IMMUTABLE(inode) &&
+ !capable(CAP_LINUX_IMMUTABLE))
goto unlock;
ret = ovl_maybe_copy_up(file_dentry(file), O_WRONLY);
@@ -613,46 +601,6 @@ static long ovl_ioctl_set_flags(struct file *file, unsigned int cmd,
}
-static long ovl_ioctl_set_fsflags(struct file *file, unsigned int cmd,
- unsigned long arg)
-{
- unsigned int flags;
-
- if (get_user(flags, (int __user *) arg))
- return -EFAULT;
-
- return ovl_ioctl_set_flags(file, cmd, arg, flags);
-}
-
-static unsigned int ovl_fsxflags_to_fsflags(unsigned int xflags)
-{
- unsigned int flags = 0;
-
- if (xflags & FS_XFLAG_SYNC)
- flags |= FS_SYNC_FL;
- if (xflags & FS_XFLAG_APPEND)
- flags |= FS_APPEND_FL;
- if (xflags & FS_XFLAG_IMMUTABLE)
- flags |= FS_IMMUTABLE_FL;
- if (xflags & FS_XFLAG_NOATIME)
- flags |= FS_NOATIME_FL;
-
- return flags;
-}
-
-static long ovl_ioctl_set_fsxflags(struct file *file, unsigned int cmd,
- unsigned long arg)
-{
- struct fsxattr fa;
-
- memset(&fa, 0, sizeof(fa));
- if (copy_from_user(&fa, (void __user *) arg, sizeof(fa)))
- return -EFAULT;
-
- return ovl_ioctl_set_flags(file, cmd, arg,
- ovl_fsxflags_to_fsflags(fa.fsx_xflags));
-}
-
long ovl_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
{
long ret;
@@ -663,12 +611,9 @@ long ovl_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
ret = ovl_real_ioctl(file, cmd, arg);
break;
- case FS_IOC_SETFLAGS:
- ret = ovl_ioctl_set_fsflags(file, cmd, arg);
- break;
-
case FS_IOC_FSSETXATTR:
- ret = ovl_ioctl_set_fsxflags(file, cmd, arg);
+ case FS_IOC_SETFLAGS:
+ ret = ovl_ioctl_set_flags(file, cmd, arg);
break;
default:
diff --git a/fs/proc/generic.c b/fs/proc/generic.c
index b84663252add..6c0a05f55d6b 100644
--- a/fs/proc/generic.c
+++ b/fs/proc/generic.c
@@ -349,6 +349,16 @@ static const struct file_operations proc_dir_operations = {
.iterate_shared = proc_readdir,
};
+static int proc_net_d_revalidate(struct dentry *dentry, unsigned int flags)
+{
+ return 0;
+}
+
+const struct dentry_operations proc_net_dentry_ops = {
+ .d_revalidate = proc_net_d_revalidate,
+ .d_delete = always_delete_dentry,
+};
+
/*
* proc directories can do almost nothing..
*/
@@ -471,8 +481,8 @@ struct proc_dir_entry *proc_symlink(const char *name,
}
EXPORT_SYMBOL(proc_symlink);
-struct proc_dir_entry *proc_mkdir_data(const char *name, umode_t mode,
- struct proc_dir_entry *parent, void *data)
+struct proc_dir_entry *_proc_mkdir(const char *name, umode_t mode,
+ struct proc_dir_entry *parent, void *data, bool force_lookup)
{
struct proc_dir_entry *ent;
@@ -484,10 +494,20 @@ struct proc_dir_entry *proc_mkdir_data(const char *name, umode_t mode,
ent->data = data;
ent->proc_dir_ops = &proc_dir_operations;
ent->proc_iops = &proc_dir_inode_operations;
+ if (force_lookup) {
+ pde_force_lookup(ent);
+ }
ent = proc_register(parent, ent);
}
return ent;
}
+EXPORT_SYMBOL_GPL(_proc_mkdir);
+
+struct proc_dir_entry *proc_mkdir_data(const char *name, umode_t mode,
+ struct proc_dir_entry *parent, void *data)
+{
+ return _proc_mkdir(name, mode, parent, data, false);
+}
EXPORT_SYMBOL_GPL(proc_mkdir_data);
struct proc_dir_entry *proc_mkdir_mode(const char *name, umode_t mode,
diff --git a/fs/proc/internal.h b/fs/proc/internal.h
index 917cc85e3466..afbe96b6bf77 100644
--- a/fs/proc/internal.h
+++ b/fs/proc/internal.h
@@ -310,3 +310,10 @@ extern unsigned long task_statm(struct mm_struct *,
unsigned long *, unsigned long *,
unsigned long *, unsigned long *);
extern void task_mem(struct seq_file *, struct mm_struct *);
+
+extern const struct dentry_operations proc_net_dentry_ops;
+static inline void pde_force_lookup(struct proc_dir_entry *pde)
+{
+ /* /proc/net/ entries can be changed under us by setns(CLONE_NEWNET) */
+ pde->proc_dops = &proc_net_dentry_ops;
+}
diff --git a/fs/proc/proc_net.c b/fs/proc/proc_net.c
index ed8a6306990c..1aa9236bf1af 100644
--- a/fs/proc/proc_net.c
+++ b/fs/proc/proc_net.c
@@ -39,22 +39,6 @@ static struct net *get_proc_net(const struct inode *inode)
return maybe_get_net(PDE_NET(PDE(inode)));
}
-static int proc_net_d_revalidate(struct dentry *dentry, unsigned int flags)
-{
- return 0;
-}
-
-static const struct dentry_operations proc_net_dentry_ops = {
- .d_revalidate = proc_net_d_revalidate,
- .d_delete = always_delete_dentry,
-};
-
-static void pde_force_lookup(struct proc_dir_entry *pde)
-{
- /* /proc/net/ entries can be changed under us by setns(CLONE_NEWNET) */
- pde->proc_dops = &proc_net_dentry_ops;
-}
-
static int seq_open_net(struct inode *inode, struct file *file)
{
unsigned int state_size = PDE(inode)->state_size;
diff --git a/fs/proc_namespace.c b/fs/proc_namespace.c
index e59d4bb3a89e..eafb75755fa3 100644
--- a/fs/proc_namespace.c
+++ b/fs/proc_namespace.c
@@ -320,7 +320,8 @@ static int mountstats_open(struct inode *inode, struct file *file)
const struct file_operations proc_mounts_operations = {
.open = mounts_open,
- .read = seq_read,
+ .read_iter = seq_read_iter,
+ .splice_read = generic_file_splice_read,
.llseek = seq_lseek,
.release = mounts_release,
.poll = mounts_poll,
@@ -328,7 +329,8 @@ const struct file_operations proc_mounts_operations = {
const struct file_operations proc_mountinfo_operations = {
.open = mountinfo_open,
- .read = seq_read,
+ .read_iter = seq_read_iter,
+ .splice_read = generic_file_splice_read,
.llseek = seq_lseek,
.release = mounts_release,
.poll = mounts_poll,
@@ -336,7 +338,8 @@ const struct file_operations proc_mountinfo_operations = {
const struct file_operations proc_mountstats_operations = {
.open = mountstats_open,
- .read = seq_read,
+ .read_iter = seq_read_iter,
+ .splice_read = generic_file_splice_read,
.llseek = seq_lseek,
.release = mounts_release,
};
diff --git a/fs/ubifs/auth.c b/fs/ubifs/auth.c
index b93b3cd10bfd..8c50de693e1d 100644
--- a/fs/ubifs/auth.c
+++ b/fs/ubifs/auth.c
@@ -338,8 +338,10 @@ int ubifs_init_authentication(struct ubifs_info *c)
c->authenticated = true;
c->log_hash = ubifs_hash_get_desc(c);
- if (IS_ERR(c->log_hash))
+ if (IS_ERR(c->log_hash)) {
+ err = PTR_ERR(c->log_hash);
goto out_free_hmac;
+ }
err = 0;
diff --git a/fs/ubifs/io.c b/fs/ubifs/io.c
index 7e4bfaf2871f..eae9cf5a57b0 100644
--- a/fs/ubifs/io.c
+++ b/fs/ubifs/io.c
@@ -319,7 +319,7 @@ void ubifs_pad(const struct ubifs_info *c, void *buf, int pad)
{
uint32_t crc;
- ubifs_assert(c, pad >= 0 && !(pad & 7));
+ ubifs_assert(c, pad >= 0);
if (pad >= UBIFS_PAD_NODE_SZ) {
struct ubifs_ch *ch = buf;
@@ -764,6 +764,10 @@ int ubifs_wbuf_write_nolock(struct ubifs_wbuf *wbuf, void *buf, int len)
* write-buffer.
*/
memcpy(wbuf->buf + wbuf->used, buf, len);
+ if (aligned_len > len) {
+ ubifs_assert(c, aligned_len - len < 8);
+ ubifs_pad(c, wbuf->buf + wbuf->used + len, aligned_len - len);
+ }
if (aligned_len == wbuf->avail) {
dbg_io("flush jhead %s wbuf to LEB %d:%d",
@@ -856,13 +860,18 @@ int ubifs_wbuf_write_nolock(struct ubifs_wbuf *wbuf, void *buf, int len)
}
spin_lock(&wbuf->lock);
- if (aligned_len)
+ if (aligned_len) {
/*
* And now we have what's left and what does not take whole
* max. write unit, so write it to the write-buffer and we are
* done.
*/
memcpy(wbuf->buf, buf + written, len);
+ if (aligned_len > len) {
+ ubifs_assert(c, aligned_len - len < 8);
+ ubifs_pad(c, wbuf->buf + len, aligned_len - len);
+ }
+ }
if (c->leb_size - wbuf->offs >= c->max_write_size)
wbuf->size = c->max_write_size;
diff --git a/include/acpi/acpi_bus.h b/include/acpi/acpi_bus.h
index a3abcc4b7d9f..6d1879bf9440 100644
--- a/include/acpi/acpi_bus.h
+++ b/include/acpi/acpi_bus.h
@@ -620,7 +620,6 @@ acpi_status acpi_remove_pm_notifier(struct acpi_device *adev);
bool acpi_pm_device_can_wakeup(struct device *dev);
int acpi_pm_device_sleep_state(struct device *, int *, int);
int acpi_pm_set_device_wakeup(struct device *dev, bool enable);
-int acpi_pm_set_bridge_wakeup(struct device *dev, bool enable);
#else
static inline void acpi_pm_wakeup_event(struct device *dev)
{
@@ -651,10 +650,6 @@ static inline int acpi_pm_set_device_wakeup(struct device *dev, bool enable)
{
return -ENODEV;
}
-static inline int acpi_pm_set_bridge_wakeup(struct device *dev, bool enable)
-{
- return -ENODEV;
-}
#endif
#ifdef CONFIG_ACPI_SYSTEM_POWER_STATES_SUPPORT
diff --git a/include/linux/fs.h b/include/linux/fs.h
index 8667d0cdc71e..8bde32cf9711 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -2878,8 +2878,7 @@ extern int inode_needs_sync(struct inode *inode);
extern int generic_delete_inode(struct inode *inode);
static inline int generic_drop_inode(struct inode *inode)
{
- return !inode->i_nlink || inode_unhashed(inode) ||
- (inode->i_state & I_DONTCACHE);
+ return !inode->i_nlink || inode_unhashed(inode);
}
extern void d_mark_dontcache(struct inode *inode);
diff --git a/include/linux/fsnotify_backend.h b/include/linux/fsnotify_backend.h
index f8529a3a2923..a2e42d3cd87c 100644
--- a/include/linux/fsnotify_backend.h
+++ b/include/linux/fsnotify_backend.h
@@ -137,6 +137,7 @@ struct mem_cgroup;
* if @file_name is not NULL, this is the directory that
* @file_name is relative to.
* @file_name: optional file name associated with event
+ * @cookie: inotify rename cookie
*
* free_group_priv - called when a group refcnt hits 0 to clean up the private union
* freeing_mark - called when a mark is being destroyed for some reason. The group
@@ -151,7 +152,7 @@ struct fsnotify_ops {
struct fsnotify_iter_info *iter_info);
int (*handle_inode_event)(struct fsnotify_mark *mark, u32 mask,
struct inode *inode, struct inode *dir,
- const struct qstr *file_name);
+ const struct qstr *file_name, u32 cookie);
void (*free_group_priv)(struct fsnotify_group *group);
void (*freeing_mark)(struct fsnotify_mark *mark, struct fsnotify_group *group);
void (*free_event)(struct fsnotify_event *event);
@@ -277,7 +278,7 @@ static inline const struct path *fsnotify_data_path(const void *data,
enum fsnotify_obj_type {
FSNOTIFY_OBJ_TYPE_INODE,
- FSNOTIFY_OBJ_TYPE_CHILD,
+ FSNOTIFY_OBJ_TYPE_PARENT,
FSNOTIFY_OBJ_TYPE_VFSMOUNT,
FSNOTIFY_OBJ_TYPE_SB,
FSNOTIFY_OBJ_TYPE_COUNT,
@@ -285,7 +286,7 @@ enum fsnotify_obj_type {
};
#define FSNOTIFY_OBJ_TYPE_INODE_FL (1U << FSNOTIFY_OBJ_TYPE_INODE)
-#define FSNOTIFY_OBJ_TYPE_CHILD_FL (1U << FSNOTIFY_OBJ_TYPE_CHILD)
+#define FSNOTIFY_OBJ_TYPE_PARENT_FL (1U << FSNOTIFY_OBJ_TYPE_PARENT)
#define FSNOTIFY_OBJ_TYPE_VFSMOUNT_FL (1U << FSNOTIFY_OBJ_TYPE_VFSMOUNT)
#define FSNOTIFY_OBJ_TYPE_SB_FL (1U << FSNOTIFY_OBJ_TYPE_SB)
#define FSNOTIFY_OBJ_ALL_TYPES_MASK ((1U << FSNOTIFY_OBJ_TYPE_COUNT) - 1)
@@ -330,7 +331,7 @@ static inline struct fsnotify_mark *fsnotify_iter_##name##_mark( \
}
FSNOTIFY_ITER_FUNCS(inode, INODE)
-FSNOTIFY_ITER_FUNCS(child, CHILD)
+FSNOTIFY_ITER_FUNCS(parent, PARENT)
FSNOTIFY_ITER_FUNCS(vfsmount, VFSMOUNT)
FSNOTIFY_ITER_FUNCS(sb, SB)
diff --git a/include/linux/iio/adc/ad_sigma_delta.h b/include/linux/iio/adc/ad_sigma_delta.h
index a3a838dcf8e4..7199280d89ca 100644
--- a/include/linux/iio/adc/ad_sigma_delta.h
+++ b/include/linux/iio/adc/ad_sigma_delta.h
@@ -79,8 +79,12 @@ struct ad_sigma_delta {
/*
* DMA (thus cache coherency maintenance) requires the
* transfer buffers to live in their own cache lines.
+ * 'tx_buf' is up to 32 bits.
+ * 'rx_buf' is up to 32 bits per sample + 64 bit timestamp,
+ * rounded to 16 bytes to take into account padding.
*/
- uint8_t data[4] ____cacheline_aligned;
+ uint8_t tx_buf[4] ____cacheline_aligned;
+ uint8_t rx_buf[16] __aligned(8);
};
static inline int ad_sigma_delta_set_channel(struct ad_sigma_delta *sd,
diff --git a/include/linux/mm_types.h b/include/linux/mm_types.h
index 5a9238f6caad..915f4f100383 100644
--- a/include/linux/mm_types.h
+++ b/include/linux/mm_types.h
@@ -14,6 +14,7 @@
#include <linux/uprobes.h>
#include <linux/page-flags-layout.h>
#include <linux/workqueue.h>
+#include <linux/seqlock.h>
#include <asm/mmu.h>
@@ -446,6 +447,13 @@ struct mm_struct {
*/
atomic_t has_pinned;
+ /**
+ * @write_protect_seq: Locked when any thread is write
+ * protecting pages mapped by this mm to enforce a later COW,
+ * for instance during page table copying for fork().
+ */
+ seqcount_t write_protect_seq;
+
#ifdef CONFIG_MMU
atomic_long_t pgtables_bytes; /* PTE page table pages */
#endif
diff --git a/include/linux/of.h b/include/linux/of.h
index 5d51891cbf1a..af655d264f10 100644
--- a/include/linux/of.h
+++ b/include/linux/of.h
@@ -1300,6 +1300,7 @@ static inline int of_get_available_child_count(const struct device_node *np)
#define _OF_DECLARE(table, name, compat, fn, fn_type) \
static const struct of_device_id __of_table_##name \
__used __section("__" #table "_of_table") \
+ __aligned(__alignof__(struct of_device_id)) \
= { .compatible = compat, \
.data = (fn == (fn_type)NULL) ? fn : fn }
#else
diff --git a/include/linux/proc_fs.h b/include/linux/proc_fs.h
index 270cab43ca3d..000cc0533c33 100644
--- a/include/linux/proc_fs.h
+++ b/include/linux/proc_fs.h
@@ -80,6 +80,7 @@ extern void proc_flush_pid(struct pid *);
extern struct proc_dir_entry *proc_symlink(const char *,
struct proc_dir_entry *, const char *);
+struct proc_dir_entry *_proc_mkdir(const char *, umode_t, struct proc_dir_entry *, void *, bool);
extern struct proc_dir_entry *proc_mkdir(const char *, struct proc_dir_entry *);
extern struct proc_dir_entry *proc_mkdir_data(const char *, umode_t,
struct proc_dir_entry *, void *);
@@ -162,6 +163,11 @@ static inline struct proc_dir_entry *proc_symlink(const char *name,
static inline struct proc_dir_entry *proc_mkdir(const char *name,
struct proc_dir_entry *parent) {return NULL;}
static inline struct proc_dir_entry *proc_create_mount_point(const char *name) { return NULL; }
+static inline struct proc_dir_entry *_proc_mkdir(const char *name, umode_t mode,
+ struct proc_dir_entry *parent, void *data, bool force_lookup)
+{
+ return NULL;
+}
static inline struct proc_dir_entry *proc_mkdir_data(const char *name,
umode_t mode, struct proc_dir_entry *parent, void *data) { return NULL; }
static inline struct proc_dir_entry *proc_mkdir_mode(const char *name,
@@ -199,7 +205,7 @@ struct net;
static inline struct proc_dir_entry *proc_net_mkdir(
struct net *net, const char *name, struct proc_dir_entry *parent)
{
- return proc_mkdir_data(name, 0, parent, net);
+ return _proc_mkdir(name, 0, parent, net, true);
}
struct ns_common;
diff --git a/include/linux/rmap.h b/include/linux/rmap.h
index 3a6adfa70fb0..70085ca1a3fc 100644
--- a/include/linux/rmap.h
+++ b/include/linux/rmap.h
@@ -91,7 +91,6 @@ enum ttu_flags {
TTU_SPLIT_HUGE_PMD = 0x4, /* split huge PMD if any */
TTU_IGNORE_MLOCK = 0x8, /* ignore mlock */
- TTU_IGNORE_ACCESS = 0x10, /* don't age */
TTU_IGNORE_HWPOISON = 0x20, /* corrupted page is recoverable */
TTU_BATCH_FLUSH = 0x40, /* Batch TLB flushes where possible
* and caller guarantees they will
diff --git a/include/linux/seq_buf.h b/include/linux/seq_buf.h
index fb0205d87d3c..9d6c28cc4d8f 100644
--- a/include/linux/seq_buf.h
+++ b/include/linux/seq_buf.h
@@ -30,7 +30,7 @@ static inline void seq_buf_clear(struct seq_buf *s)
}
static inline void
-seq_buf_init(struct seq_buf *s, unsigned char *buf, unsigned int size)
+seq_buf_init(struct seq_buf *s, char *buf, unsigned int size)
{
s->buffer = buf;
s->size = size;
diff --git a/include/linux/sunrpc/xprt.h b/include/linux/sunrpc/xprt.h
index a603d48d2b2c..3ac5037d1c3d 100644
--- a/include/linux/sunrpc/xprt.h
+++ b/include/linux/sunrpc/xprt.h
@@ -330,6 +330,7 @@ struct xprt_class {
struct rpc_xprt * (*setup)(struct xprt_create *);
struct module *owner;
char name[32];
+ const char * netid[];
};
/*
diff --git a/include/linux/trace_seq.h b/include/linux/trace_seq.h
index 6c30508fca19..5a2c650d9e1c 100644
--- a/include/linux/trace_seq.h
+++ b/include/linux/trace_seq.h
@@ -12,7 +12,7 @@
*/
struct trace_seq {
- unsigned char buffer[PAGE_SIZE];
+ char buffer[PAGE_SIZE];
struct seq_buf seq;
int full;
};
@@ -51,7 +51,7 @@ static inline int trace_seq_used(struct trace_seq *s)
* that is about to be written to and then return the result
* of that write.
*/
-static inline unsigned char *
+static inline char *
trace_seq_buffer_ptr(struct trace_seq *s)
{
return s->buffer + seq_buf_used(&s->seq);
diff --git a/include/media/v4l2-fwnode.h b/include/media/v4l2-fwnode.h
index c09074276543..ed0840f3d5df 100644
--- a/include/media/v4l2-fwnode.h
+++ b/include/media/v4l2-fwnode.h
@@ -231,6 +231,9 @@ struct v4l2_fwnode_connector {
* guessing @vep.bus_type between CSI-2 D-PHY, parallel and BT.656 busses is
* supported. NEVER RELY ON GUESSING @vep.bus_type IN NEW DRIVERS!
*
+ * The caller is required to initialise all fields of @vep, either with
+ * explicitly values, or by zeroing them.
+ *
* The function does not change the V4L2 fwnode endpoint state if it fails.
*
* NOTE: This function does not parse properties the size of which is variable
@@ -273,6 +276,9 @@ void v4l2_fwnode_endpoint_free(struct v4l2_fwnode_endpoint *vep);
* guessing @vep.bus_type between CSI-2 D-PHY, parallel and BT.656 busses is
* supported. NEVER RELY ON GUESSING @vep.bus_type IN NEW DRIVERS!
*
+ * The caller is required to initialise all fields of @vep, either with
+ * explicitly values, or by zeroing them.
+ *
* The function does not change the V4L2 fwnode endpoint state if it fails.
*
* v4l2_fwnode_endpoint_alloc_parse() has two important differences to
diff --git a/include/media/v4l2-mediabus.h b/include/media/v4l2-mediabus.h
index 59b1de197114..c20e2dc6d432 100644
--- a/include/media/v4l2-mediabus.h
+++ b/include/media/v4l2-mediabus.h
@@ -103,6 +103,7 @@
* @V4L2_MBUS_CCP2: CCP2 (Compact Camera Port 2)
* @V4L2_MBUS_CSI2_DPHY: MIPI CSI-2 serial interface, with D-PHY
* @V4L2_MBUS_CSI2_CPHY: MIPI CSI-2 serial interface, with C-PHY
+ * @V4L2_MBUS_INVALID: invalid bus type (keep as last)
*/
enum v4l2_mbus_type {
V4L2_MBUS_UNKNOWN,
@@ -112,6 +113,7 @@ enum v4l2_mbus_type {
V4L2_MBUS_CCP2,
V4L2_MBUS_CSI2_DPHY,
V4L2_MBUS_CSI2_CPHY,
+ V4L2_MBUS_INVALID,
};
/**
diff --git a/include/rdma/uverbs_ioctl.h b/include/rdma/uverbs_ioctl.h
index b00270c72740..94fac55772f5 100644
--- a/include/rdma/uverbs_ioctl.h
+++ b/include/rdma/uverbs_ioctl.h
@@ -862,6 +862,16 @@ static inline __malloc void *uverbs_zalloc(struct uverbs_attr_bundle *bundle,
{
return _uverbs_alloc(bundle, size, GFP_KERNEL | __GFP_ZERO);
}
+
+static inline __malloc void *uverbs_kcalloc(struct uverbs_attr_bundle *bundle,
+ size_t n, size_t size)
+{
+ size_t bytes;
+
+ if (unlikely(check_mul_overflow(n, size, &bytes)))
+ return ERR_PTR(-EOVERFLOW);
+ return uverbs_zalloc(bundle, bytes);
+}
int _uverbs_get_const(s64 *to, const struct uverbs_attr_bundle *attrs_bundle,
size_t idx, s64 lower_bound, u64 upper_bound,
s64 *def_val);
diff --git a/include/uapi/linux/android/binder.h b/include/uapi/linux/android/binder.h
index f1ce2c4c077e..ec84ad106568 100644
--- a/include/uapi/linux/android/binder.h
+++ b/include/uapi/linux/android/binder.h
@@ -248,6 +248,7 @@ enum transaction_flags {
TF_ROOT_OBJECT = 0x04, /* contents are the component's root object */
TF_STATUS_CODE = 0x08, /* contents are a 32-bit status code */
TF_ACCEPT_FDS = 0x10, /* allow replies with file descriptors */
+ TF_CLEAR_BUF = 0x20, /* clear buffer on txn complete */
};
struct binder_transaction_data {
diff --git a/include/uapi/linux/devlink.h b/include/uapi/linux/devlink.h
index 5203f54a2be1..cf89c318f2ac 100644
--- a/include/uapi/linux/devlink.h
+++ b/include/uapi/linux/devlink.h
@@ -322,7 +322,7 @@ enum devlink_reload_limit {
DEVLINK_RELOAD_LIMIT_MAX = __DEVLINK_RELOAD_LIMIT_MAX - 1
};
-#define DEVLINK_RELOAD_LIMITS_VALID_MASK (BIT(__DEVLINK_RELOAD_LIMIT_MAX) - 1)
+#define DEVLINK_RELOAD_LIMITS_VALID_MASK (_BITUL(__DEVLINK_RELOAD_LIMIT_MAX) - 1)
enum devlink_attr {
/* don't change the order or add anything between, this is ABI! */
diff --git a/include/xen/xenbus.h b/include/xen/xenbus.h
index 5a8315e6d8a6..00c7235ae93e 100644
--- a/include/xen/xenbus.h
+++ b/include/xen/xenbus.h
@@ -61,6 +61,15 @@ struct xenbus_watch
/* Path being watched. */
const char *node;
+ unsigned int nr_pending;
+
+ /*
+ * Called just before enqueing new event while a spinlock is held.
+ * The event will be discarded if this callback returns false.
+ */
+ bool (*will_handle)(struct xenbus_watch *,
+ const char *path, const char *token);
+
/* Callback (executed in a process context with no locks held). */
void (*callback)(struct xenbus_watch *,
const char *path, const char *token);
@@ -197,10 +206,14 @@ void xenbus_probe(struct work_struct *);
int xenbus_watch_path(struct xenbus_device *dev, const char *path,
struct xenbus_watch *watch,
+ bool (*will_handle)(struct xenbus_watch *,
+ const char *, const char *),
void (*callback)(struct xenbus_watch *,
const char *, const char *));
-__printf(4, 5)
+__printf(5, 6)
int xenbus_watch_pathfmt(struct xenbus_device *dev, struct xenbus_watch *watch,
+ bool (*will_handle)(struct xenbus_watch *,
+ const char *, const char *),
void (*callback)(struct xenbus_watch *,
const char *, const char *),
const char *pathfmt, ...);
diff --git a/kernel/audit_fsnotify.c b/kernel/audit_fsnotify.c
index bfcfcd61adb6..5b3f01da172b 100644
--- a/kernel/audit_fsnotify.c
+++ b/kernel/audit_fsnotify.c
@@ -154,7 +154,7 @@ static void audit_autoremove_mark_rule(struct audit_fsnotify_mark *audit_mark)
/* Update mark data in audit rules based on fsnotify events. */
static int audit_mark_handle_event(struct fsnotify_mark *inode_mark, u32 mask,
struct inode *inode, struct inode *dir,
- const struct qstr *dname)
+ const struct qstr *dname, u32 cookie)
{
struct audit_fsnotify_mark *audit_mark;
diff --git a/kernel/audit_tree.c b/kernel/audit_tree.c
index 83e1c07fc99e..6c91902f4f45 100644
--- a/kernel/audit_tree.c
+++ b/kernel/audit_tree.c
@@ -1037,7 +1037,7 @@ static void evict_chunk(struct audit_chunk *chunk)
static int audit_tree_handle_event(struct fsnotify_mark *mark, u32 mask,
struct inode *inode, struct inode *dir,
- const struct qstr *file_name)
+ const struct qstr *file_name, u32 cookie)
{
return 0;
}
diff --git a/kernel/audit_watch.c b/kernel/audit_watch.c
index 246e5ba704c0..2acf7ca49154 100644
--- a/kernel/audit_watch.c
+++ b/kernel/audit_watch.c
@@ -466,7 +466,7 @@ void audit_remove_watch_rule(struct audit_krule *krule)
/* Update watch data in audit rules based on fsnotify events. */
static int audit_watch_handle_event(struct fsnotify_mark *inode_mark, u32 mask,
struct inode *inode, struct inode *dir,
- const struct qstr *dname)
+ const struct qstr *dname, u32 cookie)
{
struct audit_parent *parent;
diff --git a/kernel/cgroup/cpuset.c b/kernel/cgroup/cpuset.c
index 57b5b5d0a5fd..53c70c470a38 100644
--- a/kernel/cgroup/cpuset.c
+++ b/kernel/cgroup/cpuset.c
@@ -983,25 +983,48 @@ partition_and_rebuild_sched_domains(int ndoms_new, cpumask_var_t doms_new[],
*/
static void rebuild_sched_domains_locked(void)
{
+ struct cgroup_subsys_state *pos_css;
struct sched_domain_attr *attr;
cpumask_var_t *doms;
+ struct cpuset *cs;
int ndoms;
lockdep_assert_cpus_held();
percpu_rwsem_assert_held(&cpuset_rwsem);
/*
- * We have raced with CPU hotplug. Don't do anything to avoid
+ * If we have raced with CPU hotplug, return early to avoid
* passing doms with offlined cpu to partition_sched_domains().
- * Anyways, hotplug work item will rebuild sched domains.
+ * Anyways, cpuset_hotplug_workfn() will rebuild sched domains.
+ *
+ * With no CPUs in any subpartitions, top_cpuset's effective CPUs
+ * should be the same as the active CPUs, so checking only top_cpuset
+ * is enough to detect racing CPU offlines.
*/
if (!top_cpuset.nr_subparts_cpus &&
!cpumask_equal(top_cpuset.effective_cpus, cpu_active_mask))
return;
- if (top_cpuset.nr_subparts_cpus &&
- !cpumask_subset(top_cpuset.effective_cpus, cpu_active_mask))
- return;
+ /*
+ * With subpartition CPUs, however, the effective CPUs of a partition
+ * root should be only a subset of the active CPUs. Since a CPU in any
+ * partition root could be offlined, all must be checked.
+ */
+ if (top_cpuset.nr_subparts_cpus) {
+ rcu_read_lock();
+ cpuset_for_each_descendant_pre(cs, pos_css, &top_cpuset) {
+ if (!is_partition_root(cs)) {
+ pos_css = css_rightmost_descendant(pos_css);
+ continue;
+ }
+ if (!cpumask_subset(cs->effective_cpus,
+ cpu_active_mask)) {
+ rcu_read_unlock();
+ return;
+ }
+ }
+ rcu_read_unlock();
+ }
/* Generate domain masks and attrs */
ndoms = generate_sched_domains(&doms, &attr);
diff --git a/kernel/fork.c b/kernel/fork.c
index 6d266388d380..dc55f68a6ee3 100644
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -1007,6 +1007,7 @@ static struct mm_struct *mm_init(struct mm_struct *mm, struct task_struct *p,
mm->vmacache_seqnum = 0;
atomic_set(&mm->mm_users, 1);
atomic_set(&mm->mm_count, 1);
+ seqcount_init(&mm->write_protect_seq);
mmap_init_lock(mm);
INIT_LIST_HEAD(&mm->mmlist);
mm->core_state = NULL;
diff --git a/kernel/irq/irqdomain.c b/kernel/irq/irqdomain.c
index e4ca69608f3b..c6b419db68ef 100644
--- a/kernel/irq/irqdomain.c
+++ b/kernel/irq/irqdomain.c
@@ -1373,8 +1373,15 @@ static void irq_domain_free_irqs_hierarchy(struct irq_domain *domain,
unsigned int irq_base,
unsigned int nr_irqs)
{
- if (domain->ops->free)
- domain->ops->free(domain, irq_base, nr_irqs);
+ unsigned int i;
+
+ if (!domain->ops->free)
+ return;
+
+ for (i = 0; i < nr_irqs; i++) {
+ if (irq_domain_get_irq_data(domain, irq_base + i))
+ domain->ops->free(domain, irq_base + i, 1);
+ }
}
int irq_domain_alloc_irqs_hierarchy(struct irq_domain *domain,
diff --git a/kernel/rcu/tree.c b/kernel/rcu/tree.c
index bd04b09b84b3..593df7edfe97 100644
--- a/kernel/rcu/tree.c
+++ b/kernel/rcu/tree.c
@@ -177,7 +177,7 @@ module_param(rcu_unlock_delay, int, 0444);
* per-CPU. Object size is equal to one page. This value
* can be changed at boot time.
*/
-static int rcu_min_cached_objs = 2;
+static int rcu_min_cached_objs = 5;
module_param(rcu_min_cached_objs, int, 0444);
/* Retrieve RCU kthreads priority for rcutorture */
@@ -928,8 +928,8 @@ void __rcu_irq_enter_check_tick(void)
{
struct rcu_data *rdp = this_cpu_ptr(&rcu_data);
- // Enabling the tick is unsafe in NMI handlers.
- if (WARN_ON_ONCE(in_nmi()))
+ // If we're here from NMI there's nothing to do.
+ if (in_nmi())
return;
RCU_LOCKDEP_WARN(rcu_dynticks_curr_cpu_in_eqs(),
@@ -1093,8 +1093,11 @@ static void rcu_disable_urgency_upon_qs(struct rcu_data *rdp)
* CPU can safely enter RCU read-side critical sections. In other words,
* if the current CPU is not in its idle loop or is in an interrupt or
* NMI handler, return true.
+ *
+ * Make notrace because it can be called by the internal functions of
+ * ftrace, and making this notrace removes unnecessary recursion calls.
*/
-bool rcu_is_watching(void)
+notrace bool rcu_is_watching(void)
{
bool ret;
@@ -3084,6 +3087,9 @@ struct kfree_rcu_cpu_work {
* In order to save some per-cpu space the list is singular.
* Even though it is lockless an access has to be protected by the
* per-cpu lock.
+ * @page_cache_work: A work to refill the cache when it is empty
+ * @work_in_progress: Indicates that page_cache_work is running
+ * @hrtimer: A hrtimer for scheduling a page_cache_work
* @nr_bkv_objs: number of allocated objects at @bkvcache.
*
* This is a per-CPU structure. The reason that it is not included in
@@ -3100,6 +3106,11 @@ struct kfree_rcu_cpu {
bool monitor_todo;
bool initialized;
int count;
+
+ struct work_struct page_cache_work;
+ atomic_t work_in_progress;
+ struct hrtimer hrtimer;
+
struct llist_head bkvcache;
int nr_bkv_objs;
};
@@ -3217,10 +3228,10 @@ static void kfree_rcu_work(struct work_struct *work)
}
rcu_lock_release(&rcu_callback_map);
- krcp = krc_this_cpu_lock(&flags);
+ raw_spin_lock_irqsave(&krcp->lock, flags);
if (put_cached_bnode(krcp, bkvhead[i]))
bkvhead[i] = NULL;
- krc_this_cpu_unlock(krcp, flags);
+ raw_spin_unlock_irqrestore(&krcp->lock, flags);
if (bkvhead[i])
free_page((unsigned long) bkvhead[i]);
@@ -3347,6 +3358,57 @@ static void kfree_rcu_monitor(struct work_struct *work)
raw_spin_unlock_irqrestore(&krcp->lock, flags);
}
+static enum hrtimer_restart
+schedule_page_work_fn(struct hrtimer *t)
+{
+ struct kfree_rcu_cpu *krcp =
+ container_of(t, struct kfree_rcu_cpu, hrtimer);
+
+ queue_work(system_highpri_wq, &krcp->page_cache_work);
+ return HRTIMER_NORESTART;
+}
+
+static void fill_page_cache_func(struct work_struct *work)
+{
+ struct kvfree_rcu_bulk_data *bnode;
+ struct kfree_rcu_cpu *krcp =
+ container_of(work, struct kfree_rcu_cpu,
+ page_cache_work);
+ unsigned long flags;
+ bool pushed;
+ int i;
+
+ for (i = 0; i < rcu_min_cached_objs; i++) {
+ bnode = (struct kvfree_rcu_bulk_data *)
+ __get_free_page(GFP_KERNEL | __GFP_NOWARN);
+
+ if (bnode) {
+ raw_spin_lock_irqsave(&krcp->lock, flags);
+ pushed = put_cached_bnode(krcp, bnode);
+ raw_spin_unlock_irqrestore(&krcp->lock, flags);
+
+ if (!pushed) {
+ free_page((unsigned long) bnode);
+ break;
+ }
+ }
+ }
+
+ atomic_set(&krcp->work_in_progress, 0);
+}
+
+static void
+run_page_cache_worker(struct kfree_rcu_cpu *krcp)
+{
+ if (rcu_scheduler_active == RCU_SCHEDULER_RUNNING &&
+ !atomic_xchg(&krcp->work_in_progress, 1)) {
+ hrtimer_init(&krcp->hrtimer, CLOCK_MONOTONIC,
+ HRTIMER_MODE_REL);
+ krcp->hrtimer.function = schedule_page_work_fn;
+ hrtimer_start(&krcp->hrtimer, 0, HRTIMER_MODE_REL);
+ }
+}
+
static inline bool
kvfree_call_rcu_add_ptr_to_bulk(struct kfree_rcu_cpu *krcp, void *ptr)
{
@@ -3363,32 +3425,8 @@ kvfree_call_rcu_add_ptr_to_bulk(struct kfree_rcu_cpu *krcp, void *ptr)
if (!krcp->bkvhead[idx] ||
krcp->bkvhead[idx]->nr_records == KVFREE_BULK_MAX_ENTR) {
bnode = get_cached_bnode(krcp);
- if (!bnode) {
- /*
- * To keep this path working on raw non-preemptible
- * sections, prevent the optional entry into the
- * allocator as it uses sleeping locks. In fact, even
- * if the caller of kfree_rcu() is preemptible, this
- * path still is not, as krcp->lock is a raw spinlock.
- * With additional page pre-allocation in the works,
- * hitting this return is going to be much less likely.
- */
- if (IS_ENABLED(CONFIG_PREEMPT_RT))
- return false;
-
- /*
- * NOTE: For one argument of kvfree_rcu() we can
- * drop the lock and get the page in sleepable
- * context. That would allow to maintain an array
- * for the CONFIG_PREEMPT_RT as well if no cached
- * pages are available.
- */
- bnode = (struct kvfree_rcu_bulk_data *)
- __get_free_page(GFP_NOWAIT | __GFP_NOWARN);
- }
-
/* Switch to emergency path. */
- if (unlikely(!bnode))
+ if (!bnode)
return false;
/* Initialize the new block. */
@@ -3452,12 +3490,10 @@ void kvfree_call_rcu(struct rcu_head *head, rcu_callback_t func)
goto unlock_return;
}
- /*
- * Under high memory pressure GFP_NOWAIT can fail,
- * in that case the emergency path is maintained.
- */
success = kvfree_call_rcu_add_ptr_to_bulk(krcp, ptr);
if (!success) {
+ run_page_cache_worker(krcp);
+
if (head == NULL)
// Inline if kvfree_rcu(one_arg) call.
goto unlock_return;
@@ -4449,24 +4485,14 @@ static void __init kfree_rcu_batch_init(void)
for_each_possible_cpu(cpu) {
struct kfree_rcu_cpu *krcp = per_cpu_ptr(&krc, cpu);
- struct kvfree_rcu_bulk_data *bnode;
for (i = 0; i < KFREE_N_BATCHES; i++) {
INIT_RCU_WORK(&krcp->krw_arr[i].rcu_work, kfree_rcu_work);
krcp->krw_arr[i].krcp = krcp;
}
- for (i = 0; i < rcu_min_cached_objs; i++) {
- bnode = (struct kvfree_rcu_bulk_data *)
- __get_free_page(GFP_NOWAIT | __GFP_NOWARN);
-
- if (bnode)
- put_cached_bnode(krcp, bnode);
- else
- pr_err("Failed to preallocate for %d CPU!\n", cpu);
- }
-
INIT_DELAYED_WORK(&krcp->monitor_work, kfree_rcu_monitor);
+ INIT_WORK(&krcp->page_cache_work, fill_page_cache_func);
krcp->initialized = true;
}
if (register_shrinker(&kfree_rcu_shrinker))
diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index e7e453492cff..77aa0e788b9b 100644
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
@@ -6100,12 +6100,8 @@ static void do_sched_yield(void)
schedstat_inc(rq->yld_count);
current->sched_class->yield_task(rq);
- /*
- * Since we are going to call schedule() anyway, there's
- * no need to preempt or enable interrupts:
- */
preempt_disable();
- rq_unlock(rq, &rf);
+ rq_unlock_irq(rq, &rf);
sched_preempt_enable_no_resched();
schedule();
diff --git a/kernel/sched/deadline.c b/kernel/sched/deadline.c
index 1d3c97268ec0..8d06d1f4e2f7 100644
--- a/kernel/sched/deadline.c
+++ b/kernel/sched/deadline.c
@@ -2547,7 +2547,7 @@ int sched_dl_global_validate(void)
u64 period = global_rt_period();
u64 new_bw = to_ratio(period, runtime);
struct dl_bw *dl_b;
- int cpu, ret = 0;
+ int cpu, cpus, ret = 0;
unsigned long flags;
/*
@@ -2562,9 +2562,10 @@ int sched_dl_global_validate(void)
for_each_possible_cpu(cpu) {
rcu_read_lock_sched();
dl_b = dl_bw_of(cpu);
+ cpus = dl_bw_cpus(cpu);
raw_spin_lock_irqsave(&dl_b->lock, flags);
- if (new_bw < dl_b->total_bw)
+ if (new_bw * cpus < dl_b->total_bw)
ret = -EBUSY;
raw_spin_unlock_irqrestore(&dl_b->lock, flags);
diff --git a/kernel/sched/sched.h b/kernel/sched/sched.h
index df80bfcea92e..c122176c627e 100644
--- a/kernel/sched/sched.h
+++ b/kernel/sched/sched.h
@@ -257,30 +257,6 @@ struct rt_bandwidth {
void __dl_clear_params(struct task_struct *p);
-/*
- * To keep the bandwidth of -deadline tasks and groups under control
- * we need some place where:
- * - store the maximum -deadline bandwidth of the system (the group);
- * - cache the fraction of that bandwidth that is currently allocated.
- *
- * This is all done in the data structure below. It is similar to the
- * one used for RT-throttling (rt_bandwidth), with the main difference
- * that, since here we are only interested in admission control, we
- * do not decrease any runtime while the group "executes", neither we
- * need a timer to replenish it.
- *
- * With respect to SMP, the bandwidth is given on a per-CPU basis,
- * meaning that:
- * - dl_bw (< 100%) is the bandwidth of the system (group) on each CPU;
- * - dl_total_bw array contains, in the i-eth element, the currently
- * allocated bandwidth on the i-eth CPU.
- * Moreover, groups consume bandwidth on each CPU, while tasks only
- * consume bandwidth on the CPU they're running on.
- * Finally, dl_total_bw_cpu is used to cache the index of dl_total_bw
- * that will be shown the next time the proc or cgroup controls will
- * be red. It on its turn can be changed by writing on its own
- * control.
- */
struct dl_bandwidth {
raw_spinlock_t dl_runtime_lock;
u64 dl_runtime;
@@ -292,6 +268,24 @@ static inline int dl_bandwidth_enabled(void)
return sysctl_sched_rt_runtime >= 0;
}
+/*
+ * To keep the bandwidth of -deadline tasks under control
+ * we need some place where:
+ * - store the maximum -deadline bandwidth of each cpu;
+ * - cache the fraction of bandwidth that is currently allocated in
+ * each root domain;
+ *
+ * This is all done in the data structure below. It is similar to the
+ * one used for RT-throttling (rt_bandwidth), with the main difference
+ * that, since here we are only interested in admission control, we
+ * do not decrease any runtime while the group "executes", neither we
+ * need a timer to replenish it.
+ *
+ * With respect to SMP, bandwidth is given on a per root domain basis,
+ * meaning that:
+ * - bw (< 100%) is the deadline bandwidth of each CPU;
+ * - total_bw is the currently allocated bandwidth in each root domain;
+ */
struct dl_bw {
raw_spinlock_t lock;
u64 bw;
diff --git a/kernel/trace/bpf_trace.c b/kernel/trace/bpf_trace.c
index a125ea5e04cd..0dde84b9d29f 100644
--- a/kernel/trace/bpf_trace.c
+++ b/kernel/trace/bpf_trace.c
@@ -2041,10 +2041,12 @@ struct bpf_raw_event_map *bpf_get_raw_tracepoint(const char *name)
void bpf_put_raw_tracepoint(struct bpf_raw_event_map *btp)
{
- struct module *mod = __module_address((unsigned long)btp);
+ struct module *mod;
- if (mod)
- module_put(mod);
+ preempt_disable();
+ mod = __module_address((unsigned long)btp);
+ module_put(mod);
+ preempt_enable();
}
static __always_inline
diff --git a/kernel/trace/ring_buffer.c b/kernel/trace/ring_buffer.c
index a6268e09160a..ddeb865706ba 100644
--- a/kernel/trace/ring_buffer.c
+++ b/kernel/trace/ring_buffer.c
@@ -129,7 +129,16 @@ int ring_buffer_print_entry_header(struct trace_seq *s)
#define RB_ALIGNMENT 4U
#define RB_MAX_SMALL_DATA (RB_ALIGNMENT * RINGBUF_TYPE_DATA_TYPE_LEN_MAX)
#define RB_EVNT_MIN_SIZE 8U /* two 32bit words */
-#define RB_ALIGN_DATA __aligned(RB_ALIGNMENT)
+
+#ifndef CONFIG_HAVE_64BIT_ALIGNED_ACCESS
+# define RB_FORCE_8BYTE_ALIGNMENT 0
+# define RB_ARCH_ALIGNMENT RB_ALIGNMENT
+#else
+# define RB_FORCE_8BYTE_ALIGNMENT 1
+# define RB_ARCH_ALIGNMENT 8U
+#endif
+
+#define RB_ALIGN_DATA __aligned(RB_ARCH_ALIGNMENT)
/* define RINGBUF_TYPE_DATA for 'case RINGBUF_TYPE_DATA:' */
#define RINGBUF_TYPE_DATA 0 ... RINGBUF_TYPE_DATA_TYPE_LEN_MAX
@@ -2719,7 +2728,7 @@ rb_update_event(struct ring_buffer_per_cpu *cpu_buffer,
event->time_delta = delta;
length -= RB_EVNT_HDR_SIZE;
- if (length > RB_MAX_SMALL_DATA) {
+ if (length > RB_MAX_SMALL_DATA || RB_FORCE_8BYTE_ALIGNMENT) {
event->type_len = 0;
event->array[0] = length;
} else
@@ -2734,11 +2743,11 @@ static unsigned rb_calculate_event_length(unsigned length)
if (!length)
length++;
- if (length > RB_MAX_SMALL_DATA)
+ if (length > RB_MAX_SMALL_DATA || RB_FORCE_8BYTE_ALIGNMENT)
length += sizeof(event.array[0]);
length += RB_EVNT_HDR_SIZE;
- length = ALIGN(length, RB_ALIGNMENT);
+ length = ALIGN(length, RB_ARCH_ALIGNMENT);
/*
* In case the time delta is larger than the 27 bits for it
diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
index 06134189e9a7..3119d68d012d 100644
--- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c
@@ -68,10 +68,21 @@ bool ring_buffer_expanded;
static bool __read_mostly tracing_selftest_running;
/*
- * If a tracer is running, we do not want to run SELFTEST.
+ * If boot-time tracing including tracers/events via kernel cmdline
+ * is running, we do not want to run SELFTEST.
*/
bool __read_mostly tracing_selftest_disabled;
+#ifdef CONFIG_FTRACE_STARTUP_TEST
+void __init disable_tracing_selftest(const char *reason)
+{
+ if (!tracing_selftest_disabled) {
+ tracing_selftest_disabled = true;
+ pr_info("Ftrace startup test is disabled due to %s\n", reason);
+ }
+}
+#endif
+
/* Pipe tracepoints to printk */
struct trace_iterator *tracepoint_print_iter;
int tracepoint_printk;
@@ -2113,11 +2124,7 @@ int __init register_tracer(struct tracer *type)
apply_trace_boot_options();
/* disable other selftests, since this will break it. */
- tracing_selftest_disabled = true;
-#ifdef CONFIG_FTRACE_STARTUP_TEST
- printk(KERN_INFO "Disabling FTRACE selftests due to running tracer '%s'\n",
- type->name);
-#endif
+ disable_tracing_selftest("running a tracer");
out_unlock:
return ret;
diff --git a/kernel/trace/trace.h b/kernel/trace/trace.h
index 1dadef445cd1..6784b572ce59 100644
--- a/kernel/trace/trace.h
+++ b/kernel/trace/trace.h
@@ -896,6 +896,8 @@ extern bool ring_buffer_expanded;
extern bool tracing_selftest_disabled;
#ifdef CONFIG_FTRACE_STARTUP_TEST
+extern void __init disable_tracing_selftest(const char *reason);
+
extern int trace_selftest_startup_function(struct tracer *trace,
struct trace_array *tr);
extern int trace_selftest_startup_function_graph(struct tracer *trace,
@@ -919,6 +921,9 @@ extern int trace_selftest_startup_branch(struct tracer *trace,
*/
#define __tracer_data __refdata
#else
+static inline void __init disable_tracing_selftest(const char *reason)
+{
+}
/* Tracers are seldom changed. Optimize when selftests are disabled. */
#define __tracer_data __read_mostly
#endif /* CONFIG_FTRACE_STARTUP_TEST */
diff --git a/kernel/trace/trace_boot.c b/kernel/trace/trace_boot.c
index c22a152ef0b4..a82f03f385f8 100644
--- a/kernel/trace/trace_boot.c
+++ b/kernel/trace/trace_boot.c
@@ -344,6 +344,8 @@ static int __init trace_boot_init(void)
trace_boot_init_one_instance(tr, trace_node);
trace_boot_init_instances(trace_node);
+ disable_tracing_selftest("running boot-time tracing");
+
return 0;
}
/*
diff --git a/kernel/trace/trace_events.c b/kernel/trace/trace_events.c
index 47a71f96e5bc..802f3e7d8b8b 100644
--- a/kernel/trace/trace_events.c
+++ b/kernel/trace/trace_events.c
@@ -3201,7 +3201,7 @@ static __init int setup_trace_event(char *str)
{
strlcpy(bootup_event_buf, str, COMMAND_LINE_SIZE);
ring_buffer_expanded = true;
- tracing_selftest_disabled = true;
+ disable_tracing_selftest("running event tracing");
return 1;
}
diff --git a/kernel/trace/trace_kprobe.c b/kernel/trace/trace_kprobe.c
index b911e9f6d9f5..b29f92c51b1a 100644
--- a/kernel/trace/trace_kprobe.c
+++ b/kernel/trace/trace_kprobe.c
@@ -25,11 +25,12 @@
/* Kprobe early definition from command line */
static char kprobe_boot_events_buf[COMMAND_LINE_SIZE] __initdata;
-static bool kprobe_boot_events_enabled __initdata;
static int __init set_kprobe_boot_events(char *str)
{
strlcpy(kprobe_boot_events_buf, str, COMMAND_LINE_SIZE);
+ disable_tracing_selftest("running kprobe events");
+
return 0;
}
__setup("kprobe_event=", set_kprobe_boot_events);
@@ -1887,8 +1888,6 @@ static __init void setup_boot_kprobe_events(void)
ret = trace_run_command(cmd, create_or_delete_trace_kprobe);
if (ret)
pr_warn("Failed to add event(%d): %s\n", ret, cmd);
- else
- kprobe_boot_events_enabled = true;
cmd = p;
}
@@ -1973,10 +1972,8 @@ static __init int kprobe_trace_self_tests_init(void)
if (tracing_is_disabled())
return -ENODEV;
- if (kprobe_boot_events_enabled) {
- pr_info("Skipping kprobe tests due to kprobe_event on cmdline\n");
+ if (tracing_selftest_disabled)
return 0;
- }
target = kprobe_trace_selftest_target;
diff --git a/kernel/trace/trace_selftest.c b/kernel/trace/trace_selftest.c
index 4738ad48a667..6f28b8b11ead 100644
--- a/kernel/trace/trace_selftest.c
+++ b/kernel/trace/trace_selftest.c
@@ -787,7 +787,7 @@ trace_selftest_startup_function_graph(struct tracer *trace,
/* Have we just recovered from a hang? */
if (graph_hang_thresh > GRAPH_MAX_FUNC_TEST) {
- tracing_selftest_disabled = true;
+ disable_tracing_selftest("recovering from a hang");
ret = -1;
goto out;
}
diff --git a/lib/dynamic_debug.c b/lib/dynamic_debug.c
index bd7b3aaa93c3..c70d6347afa2 100644
--- a/lib/dynamic_debug.c
+++ b/lib/dynamic_debug.c
@@ -561,9 +561,14 @@ static int ddebug_exec_queries(char *query, const char *modname)
int dynamic_debug_exec_queries(const char *query, const char *modname)
{
int rc;
- char *qry = kstrndup(query, PAGE_SIZE, GFP_KERNEL);
+ char *qry; /* writable copy of query */
- if (!query)
+ if (!query) {
+ pr_err("non-null query/command string expected\n");
+ return -EINVAL;
+ }
+ qry = kstrndup(query, PAGE_SIZE, GFP_KERNEL);
+ if (!qry)
return -ENOMEM;
rc = ddebug_exec_queries(qry, modname);
diff --git a/mm/gup.c b/mm/gup.c
index 98eb8e6d2609..054ff923d3d9 100644
--- a/mm/gup.c
+++ b/mm/gup.c
@@ -123,6 +123,28 @@ static __maybe_unused struct page *try_grab_compound_head(struct page *page,
return NULL;
}
+static void put_compound_head(struct page *page, int refs, unsigned int flags)
+{
+ if (flags & FOLL_PIN) {
+ mod_node_page_state(page_pgdat(page), NR_FOLL_PIN_RELEASED,
+ refs);
+
+ if (hpage_pincount_available(page))
+ hpage_pincount_sub(page, refs);
+ else
+ refs *= GUP_PIN_COUNTING_BIAS;
+ }
+
+ VM_BUG_ON_PAGE(page_ref_count(page) < refs, page);
+ /*
+ * Calling put_page() for each ref is unnecessarily slow. Only the last
+ * ref needs a put_page().
+ */
+ if (refs > 1)
+ page_ref_sub(page, refs - 1);
+ put_page(page);
+}
+
/**
* try_grab_page() - elevate a page's refcount by a flag-dependent amount
*
@@ -177,41 +199,6 @@ bool __must_check try_grab_page(struct page *page, unsigned int flags)
return true;
}
-#ifdef CONFIG_DEV_PAGEMAP_OPS
-static bool __unpin_devmap_managed_user_page(struct page *page)
-{
- int count, refs = 1;
-
- if (!page_is_devmap_managed(page))
- return false;
-
- if (hpage_pincount_available(page))
- hpage_pincount_sub(page, 1);
- else
- refs = GUP_PIN_COUNTING_BIAS;
-
- count = page_ref_sub_return(page, refs);
-
- mod_node_page_state(page_pgdat(page), NR_FOLL_PIN_RELEASED, 1);
- /*
- * devmap page refcounts are 1-based, rather than 0-based: if
- * refcount is 1, then the page is free and the refcount is
- * stable because nobody holds a reference on the page.
- */
- if (count == 1)
- free_devmap_managed_page(page);
- else if (!count)
- __put_page(page);
-
- return true;
-}
-#else
-static bool __unpin_devmap_managed_user_page(struct page *page)
-{
- return false;
-}
-#endif /* CONFIG_DEV_PAGEMAP_OPS */
-
/**
* unpin_user_page() - release a dma-pinned page
* @page: pointer to page to be released
@@ -223,28 +210,7 @@ static bool __unpin_devmap_managed_user_page(struct page *page)
*/
void unpin_user_page(struct page *page)
{
- int refs = 1;
-
- page = compound_head(page);
-
- /*
- * For devmap managed pages we need to catch refcount transition from
- * GUP_PIN_COUNTING_BIAS to 1, when refcount reach one it means the
- * page is free and we need to inform the device driver through
- * callback. See include/linux/memremap.h and HMM for details.
- */
- if (__unpin_devmap_managed_user_page(page))
- return;
-
- if (hpage_pincount_available(page))
- hpage_pincount_sub(page, 1);
- else
- refs = GUP_PIN_COUNTING_BIAS;
-
- if (page_ref_sub_and_test(page, refs))
- __put_page(page);
-
- mod_node_page_state(page_pgdat(page), NR_FOLL_PIN_RELEASED, 1);
+ put_compound_head(compound_head(page), 1, FOLL_PIN);
}
EXPORT_SYMBOL(unpin_user_page);
@@ -2062,29 +2028,6 @@ EXPORT_SYMBOL(get_user_pages_unlocked);
* This code is based heavily on the PowerPC implementation by Nick Piggin.
*/
#ifdef CONFIG_HAVE_FAST_GUP
-
-static void put_compound_head(struct page *page, int refs, unsigned int flags)
-{
- if (flags & FOLL_PIN) {
- mod_node_page_state(page_pgdat(page), NR_FOLL_PIN_RELEASED,
- refs);
-
- if (hpage_pincount_available(page))
- hpage_pincount_sub(page, refs);
- else
- refs *= GUP_PIN_COUNTING_BIAS;
- }
-
- VM_BUG_ON_PAGE(page_ref_count(page) < refs, page);
- /*
- * Calling put_page() for each ref is unnecessarily slow. Only the last
- * ref needs a put_page().
- */
- if (refs > 1)
- page_ref_sub(page, refs - 1);
- put_page(page);
-}
-
#ifdef CONFIG_GUP_GET_PTE_LOW_HIGH
/*
@@ -2677,13 +2620,61 @@ static int __gup_longterm_unlocked(unsigned long start, int nr_pages,
return ret;
}
-static int internal_get_user_pages_fast(unsigned long start, int nr_pages,
+static unsigned long lockless_pages_from_mm(unsigned long start,
+ unsigned long end,
+ unsigned int gup_flags,
+ struct page **pages)
+{
+ unsigned long flags;
+ int nr_pinned = 0;
+ unsigned seq;
+
+ if (!IS_ENABLED(CONFIG_HAVE_FAST_GUP) ||
+ !gup_fast_permitted(start, end))
+ return 0;
+
+ if (gup_flags & FOLL_PIN) {
+ seq = raw_read_seqcount(¤t->mm->write_protect_seq);
+ if (seq & 1)
+ return 0;
+ }
+
+ /*
+ * Disable interrupts. The nested form is used, in order to allow full,
+ * general purpose use of this routine.
+ *
+ * With interrupts disabled, we block page table pages from being freed
+ * from under us. See struct mmu_table_batch comments in
+ * include/asm-generic/tlb.h for more details.
+ *
+ * We do not adopt an rcu_read_lock() here as we also want to block IPIs
+ * that come from THPs splitting.
+ */
+ local_irq_save(flags);
+ gup_pgd_range(start, end, gup_flags, pages, &nr_pinned);
+ local_irq_restore(flags);
+
+ /*
+ * When pinning pages for DMA there could be a concurrent write protect
+ * from fork() via copy_page_range(), in this case always fail fast GUP.
+ */
+ if (gup_flags & FOLL_PIN) {
+ if (read_seqcount_retry(¤t->mm->write_protect_seq, seq)) {
+ unpin_user_pages(pages, nr_pinned);
+ return 0;
+ }
+ }
+ return nr_pinned;
+}
+
+static int internal_get_user_pages_fast(unsigned long start,
+ unsigned long nr_pages,
unsigned int gup_flags,
struct page **pages)
{
- unsigned long addr, len, end;
- unsigned long flags;
- int nr_pinned = 0, ret = 0;
+ unsigned long len, end;
+ unsigned long nr_pinned;
+ int ret;
if (WARN_ON_ONCE(gup_flags & ~(FOLL_WRITE | FOLL_LONGTERM |
FOLL_FORCE | FOLL_PIN | FOLL_GET |
@@ -2697,54 +2688,33 @@ static int internal_get_user_pages_fast(unsigned long start, int nr_pages,
might_lock_read(¤t->mm->mmap_lock);
start = untagged_addr(start) & PAGE_MASK;
- addr = start;
- len = (unsigned long) nr_pages << PAGE_SHIFT;
- end = start + len;
-
- if (end <= start)
+ len = nr_pages << PAGE_SHIFT;
+ if (check_add_overflow(start, len, &end))
return 0;
if (unlikely(!access_ok((void __user *)start, len)))
return -EFAULT;
- /*
- * Disable interrupts. The nested form is used, in order to allow
- * full, general purpose use of this routine.
- *
- * With interrupts disabled, we block page table pages from being
- * freed from under us. See struct mmu_table_batch comments in
- * include/asm-generic/tlb.h for more details.
- *
- * We do not adopt an rcu_read_lock(.) here as we also want to
- * block IPIs that come from THPs splitting.
- */
- if (IS_ENABLED(CONFIG_HAVE_FAST_GUP) && gup_fast_permitted(start, end)) {
- unsigned long fast_flags = gup_flags;
-
- local_irq_save(flags);
- gup_pgd_range(addr, end, fast_flags, pages, &nr_pinned);
- local_irq_restore(flags);
- ret = nr_pinned;
- }
-
- if (nr_pinned < nr_pages && !(gup_flags & FOLL_FAST_ONLY)) {
- /* Try to get the remaining pages with get_user_pages */
- start += nr_pinned << PAGE_SHIFT;
- pages += nr_pinned;
-
- ret = __gup_longterm_unlocked(start, nr_pages - nr_pinned,
- gup_flags, pages);
+ nr_pinned = lockless_pages_from_mm(start, end, gup_flags, pages);
+ if (nr_pinned == nr_pages || gup_flags & FOLL_FAST_ONLY)
+ return nr_pinned;
- /* Have to be a bit careful with return values */
- if (nr_pinned > 0) {
- if (ret < 0)
- ret = nr_pinned;
- else
- ret += nr_pinned;
- }
+ /* Slow path: try to get the remaining pages with get_user_pages */
+ start += nr_pinned << PAGE_SHIFT;
+ pages += nr_pinned;
+ ret = __gup_longterm_unlocked(start, nr_pages - nr_pinned, gup_flags,
+ pages);
+ if (ret < 0) {
+ /*
+ * The caller has to unpin the pages we already pinned so
+ * returning -errno is not an option
+ */
+ if (nr_pinned)
+ return nr_pinned;
+ return ret;
}
-
- return ret;
+ return ret + nr_pinned;
}
+
/**
* get_user_pages_fast_only() - pin user pages in memory
* @start: starting user address
diff --git a/mm/huge_memory.c b/mm/huge_memory.c
index ec2bb93f7431..85eda66eb625 100644
--- a/mm/huge_memory.c
+++ b/mm/huge_memory.c
@@ -2321,7 +2321,7 @@ void vma_adjust_trans_huge(struct vm_area_struct *vma,
static void unmap_page(struct page *page)
{
- enum ttu_flags ttu_flags = TTU_IGNORE_MLOCK | TTU_IGNORE_ACCESS |
+ enum ttu_flags ttu_flags = TTU_IGNORE_MLOCK |
TTU_RMAP_LOCKED | TTU_SPLIT_HUGE_PMD;
bool unmap_success;
diff --git a/mm/hugetlb.c b/mm/hugetlb.c
index d029d938d26d..3b38ea958e95 100644
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c
@@ -5115,6 +5115,7 @@ int hugetlb_reserve_pages(struct inode *inode,
if (unlikely(add < 0)) {
hugetlb_acct_memory(h, -gbl_reserve);
+ ret = add;
goto out_put_pages;
} else if (unlikely(chg > add)) {
/*
diff --git a/mm/init-mm.c b/mm/init-mm.c
index 3a613c85f9ed..153162669f80 100644
--- a/mm/init-mm.c
+++ b/mm/init-mm.c
@@ -31,6 +31,7 @@ struct mm_struct init_mm = {
.pgd = swapper_pg_dir,
.mm_users = ATOMIC_INIT(2),
.mm_count = ATOMIC_INIT(1),
+ .write_protect_seq = SEQCNT_ZERO(init_mm.write_protect_seq),
MMAP_LOCK_INITIALIZER(init_mm)
.page_table_lock = __SPIN_LOCK_UNLOCKED(init_mm.page_table_lock),
.arg_lock = __SPIN_LOCK_UNLOCKED(init_mm.arg_lock),
diff --git a/mm/madvise.c b/mm/madvise.c
index 13f5677b9322..9abf4c5f2bce 100644
--- a/mm/madvise.c
+++ b/mm/madvise.c
@@ -908,14 +908,7 @@ static int madvise_inject_error(int behavior,
} else {
pr_info("Injecting memory failure for pfn %#lx at process virtual address %#lx\n",
pfn, start);
- /*
- * Drop the page reference taken by get_user_pages_fast(). In
- * the absence of MF_COUNT_INCREASED the memory_failure()
- * routine is responsible for pinning the page to prevent it
- * from being released back to the page allocator.
- */
- put_page(page);
- ret = memory_failure(pfn, 0);
+ ret = memory_failure(pfn, MF_COUNT_INCREASED);
}
if (ret)
diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index 29459a6ce1c7..a717728cc7b4 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -2987,6 +2987,7 @@ __always_inline struct obj_cgroup *get_obj_cgroup_from_current(void)
objcg = rcu_dereference(memcg->objcg);
if (objcg && obj_cgroup_tryget(objcg))
break;
+ objcg = NULL;
}
rcu_read_unlock();
@@ -3246,8 +3247,10 @@ int obj_cgroup_charge(struct obj_cgroup *objcg, gfp_t gfp, size_t size)
* independently later.
*/
rcu_read_lock();
+retry:
memcg = obj_cgroup_memcg(objcg);
- css_get(&memcg->css);
+ if (unlikely(!css_tryget(&memcg->css)))
+ goto retry;
rcu_read_unlock();
nr_pages = size >> PAGE_SHIFT;
diff --git a/mm/memory-failure.c b/mm/memory-failure.c
index 5d880d4eb9a2..fd653c9953cf 100644
--- a/mm/memory-failure.c
+++ b/mm/memory-failure.c
@@ -989,7 +989,7 @@ static int get_hwpoison_page(struct page *page)
static bool hwpoison_user_mappings(struct page *p, unsigned long pfn,
int flags, struct page **hpagep)
{
- enum ttu_flags ttu = TTU_IGNORE_MLOCK | TTU_IGNORE_ACCESS;
+ enum ttu_flags ttu = TTU_IGNORE_MLOCK;
struct address_space *mapping;
LIST_HEAD(tokill);
bool unmap_success = true;
@@ -1231,6 +1231,12 @@ static int memory_failure_dev_pagemap(unsigned long pfn, int flags,
loff_t start;
dax_entry_t cookie;
+ if (flags & MF_COUNT_INCREASED)
+ /*
+ * Drop the extra refcount in case we come from madvise().
+ */
+ put_page(page);
+
/*
* Prevent the inode from being freed while we are interrogating
* the address_space, typically this would be handled by
diff --git a/mm/memory.c b/mm/memory.c
index c48f8df6e502..50632c4366b8 100644
--- a/mm/memory.c
+++ b/mm/memory.c
@@ -1171,6 +1171,15 @@ copy_page_range(struct vm_area_struct *dst_vma, struct vm_area_struct *src_vma)
mmu_notifier_range_init(&range, MMU_NOTIFY_PROTECTION_PAGE,
0, src_vma, src_mm, addr, end);
mmu_notifier_invalidate_range_start(&range);
+ /*
+ * Disabling preemption is not needed for the write side, as
+ * the read side doesn't spin, but goes to the mmap_lock.
+ *
+ * Use the raw variant of the seqcount_t write API to avoid
+ * lockdep complaining about preemptibility.
+ */
+ mmap_assert_write_locked(src_mm);
+ raw_write_seqcount_begin(&src_mm->write_protect_seq);
}
ret = 0;
@@ -1187,8 +1196,10 @@ copy_page_range(struct vm_area_struct *dst_vma, struct vm_area_struct *src_vma)
}
} while (dst_pgd++, src_pgd++, addr = next, addr != end);
- if (is_cow)
+ if (is_cow) {
+ raw_write_seqcount_end(&src_mm->write_protect_seq);
mmu_notifier_invalidate_range_end(&range);
+ }
return ret;
}
diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c
index 63b2e46b6555..0f855deea4b2 100644
--- a/mm/memory_hotplug.c
+++ b/mm/memory_hotplug.c
@@ -1304,7 +1304,7 @@ do_migrate_range(unsigned long start_pfn, unsigned long end_pfn)
if (WARN_ON(PageLRU(page)))
isolate_lru_page(page);
if (page_mapped(page))
- try_to_unmap(page, TTU_IGNORE_MLOCK | TTU_IGNORE_ACCESS);
+ try_to_unmap(page, TTU_IGNORE_MLOCK);
continue;
}
diff --git a/mm/migrate.c b/mm/migrate.c
index 5795cb82e27c..8ea0c65f1075 100644
--- a/mm/migrate.c
+++ b/mm/migrate.c
@@ -1122,8 +1122,7 @@ static int __unmap_and_move(struct page *page, struct page *newpage,
/* Establish migration ptes */
VM_BUG_ON_PAGE(PageAnon(page) && !PageKsm(page) && !anon_vma,
page);
- try_to_unmap(page,
- TTU_MIGRATION|TTU_IGNORE_MLOCK|TTU_IGNORE_ACCESS);
+ try_to_unmap(page, TTU_MIGRATION|TTU_IGNORE_MLOCK);
page_was_mapped = 1;
}
@@ -1329,8 +1328,7 @@ static int unmap_and_move_huge_page(new_page_t get_new_page,
if (page_mapped(hpage)) {
bool mapping_locked = false;
- enum ttu_flags ttu = TTU_MIGRATION|TTU_IGNORE_MLOCK|
- TTU_IGNORE_ACCESS;
+ enum ttu_flags ttu = TTU_MIGRATION|TTU_IGNORE_MLOCK;
if (!PageAnon(hpage)) {
/*
@@ -2688,7 +2686,7 @@ static void migrate_vma_prepare(struct migrate_vma *migrate)
*/
static void migrate_vma_unmap(struct migrate_vma *migrate)
{
- int flags = TTU_MIGRATION | TTU_IGNORE_MLOCK | TTU_IGNORE_ACCESS;
+ int flags = TTU_MIGRATION | TTU_IGNORE_MLOCK;
const unsigned long npages = migrate->npages;
const unsigned long start = migrate->start;
unsigned long addr, i, restore = 0;
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index eaa227a479e4..32f783ddb5c3 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -2470,12 +2470,12 @@ static bool can_steal_fallback(unsigned int order, int start_mt)
return false;
}
-static inline void boost_watermark(struct zone *zone)
+static inline bool boost_watermark(struct zone *zone)
{
unsigned long max_boost;
if (!watermark_boost_factor)
- return;
+ return false;
/*
* Don't bother in zones that are unlikely to produce results.
* On small machines, including kdump capture kernels running
@@ -2483,7 +2483,7 @@ static inline void boost_watermark(struct zone *zone)
* memory situation immediately.
*/
if ((pageblock_nr_pages * 4) > zone_managed_pages(zone))
- return;
+ return false;
max_boost = mult_frac(zone->_watermark[WMARK_HIGH],
watermark_boost_factor, 10000);
@@ -2497,12 +2497,14 @@ static inline void boost_watermark(struct zone *zone)
* boosted watermark resulting in a hang.
*/
if (!max_boost)
- return;
+ return false;
max_boost = max(pageblock_nr_pages, max_boost);
zone->watermark_boost = min(zone->watermark_boost + pageblock_nr_pages,
max_boost);
+
+ return true;
}
/*
@@ -2540,8 +2542,7 @@ static void steal_suitable_fallback(struct zone *zone, struct page *page,
* likelihood of future fallbacks. Wake kswapd now as the node
* may be balanced overall and kswapd will not wake naturally.
*/
- boost_watermark(zone);
- if (alloc_flags & ALLOC_KSWAPD)
+ if (boost_watermark(zone) && (alloc_flags & ALLOC_KSWAPD))
set_bit(ZONE_BOOSTED_WATERMARK, &zone->flags);
/* We are not allowed to try stealing from the whole block */
diff --git a/mm/rmap.c b/mm/rmap.c
index 31b29321adfe..6657000b18d4 100644
--- a/mm/rmap.c
+++ b/mm/rmap.c
@@ -1533,15 +1533,6 @@ static bool try_to_unmap_one(struct page *page, struct vm_area_struct *vma,
goto discard;
}
- if (!(flags & TTU_IGNORE_ACCESS)) {
- if (ptep_clear_flush_young_notify(vma, address,
- pvmw.pte)) {
- ret = false;
- page_vma_mapped_walk_done(&pvmw);
- break;
- }
- }
-
/* Nuke the page table entry. */
flush_cache_page(vma, address, pte_pfn(*pvmw.pte));
if (should_defer_flush(mm, flags)) {
diff --git a/mm/vmalloc.c b/mm/vmalloc.c
index 6ae491a8b210..279dc0c96568 100644
--- a/mm/vmalloc.c
+++ b/mm/vmalloc.c
@@ -2256,7 +2256,7 @@ static void __vunmap(const void *addr, int deallocate_pages)
debug_check_no_locks_freed(area->addr, get_vm_area_size(area));
debug_check_no_obj_freed(area->addr, get_vm_area_size(area));
- kasan_poison_vmalloc(area->addr, area->size);
+ kasan_poison_vmalloc(area->addr, get_vm_area_size(area));
vm_remove_mappings(area, deallocate_pages);
@@ -3448,11 +3448,11 @@ static void *s_next(struct seq_file *m, void *p, loff_t *pos)
}
static void s_stop(struct seq_file *m, void *p)
- __releases(&vmap_purge_lock)
__releases(&vmap_area_lock)
+ __releases(&vmap_purge_lock)
{
- mutex_unlock(&vmap_purge_lock);
spin_unlock(&vmap_area_lock);
+ mutex_unlock(&vmap_purge_lock);
}
static void show_numa_info(struct seq_file *m, struct vm_struct *v)
diff --git a/mm/vmscan.c b/mm/vmscan.c
index 7b4e31eac2cf..0ec6321e9887 100644
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -1072,7 +1072,6 @@ static void page_check_dirty_writeback(struct page *page,
static unsigned int shrink_page_list(struct list_head *page_list,
struct pglist_data *pgdat,
struct scan_control *sc,
- enum ttu_flags ttu_flags,
struct reclaim_stat *stat,
bool ignore_references)
{
@@ -1297,7 +1296,7 @@ static unsigned int shrink_page_list(struct list_head *page_list,
* processes. Try to unmap it here.
*/
if (page_mapped(page)) {
- enum ttu_flags flags = ttu_flags | TTU_BATCH_FLUSH;
+ enum ttu_flags flags = TTU_BATCH_FLUSH;
bool was_swapbacked = PageSwapBacked(page);
if (unlikely(PageTransHuge(page)))
@@ -1514,7 +1513,7 @@ unsigned int reclaim_clean_pages_from_list(struct zone *zone,
}
nr_reclaimed = shrink_page_list(&clean_pages, zone->zone_pgdat, &sc,
- TTU_IGNORE_ACCESS, &stat, true);
+ &stat, true);
list_splice(&clean_pages, page_list);
mod_node_page_state(zone->zone_pgdat, NR_ISOLATED_FILE,
-(long)nr_reclaimed);
@@ -1958,8 +1957,7 @@ shrink_inactive_list(unsigned long nr_to_scan, struct lruvec *lruvec,
if (nr_taken == 0)
return 0;
- nr_reclaimed = shrink_page_list(&page_list, pgdat, sc, 0,
- &stat, false);
+ nr_reclaimed = shrink_page_list(&page_list, pgdat, sc, &stat, false);
spin_lock_irq(&pgdat->lru_lock);
@@ -2131,8 +2129,7 @@ unsigned long reclaim_pages(struct list_head *page_list)
nr_reclaimed += shrink_page_list(&node_page_list,
NODE_DATA(nid),
- &sc, 0,
- &dummy_stat, false);
+ &sc, &dummy_stat, false);
while (!list_empty(&node_page_list)) {
page = lru_to_page(&node_page_list);
list_del(&page->lru);
@@ -2145,8 +2142,7 @@ unsigned long reclaim_pages(struct list_head *page_list)
if (!list_empty(&node_page_list)) {
nr_reclaimed += shrink_page_list(&node_page_list,
NODE_DATA(nid),
- &sc, 0,
- &dummy_stat, false);
+ &sc, &dummy_stat, false);
while (!list_empty(&node_page_list)) {
page = lru_to_page(&node_page_list);
list_del(&page->lru);
diff --git a/mm/z3fold.c b/mm/z3fold.c
index 18feaa0bc537..0152ad9931a8 100644
--- a/mm/z3fold.c
+++ b/mm/z3fold.c
@@ -90,7 +90,7 @@ struct z3fold_buddy_slots {
* be enough slots to hold all possible variants
*/
unsigned long slot[BUDDY_MASK + 1];
- unsigned long pool; /* back link + flags */
+ unsigned long pool; /* back link */
rwlock_t lock;
};
#define HANDLE_FLAG_MASK (0x03)
@@ -185,7 +185,7 @@ enum z3fold_page_flags {
* handle flags, go under HANDLE_FLAG_MASK
*/
enum z3fold_handle_flags {
- HANDLES_ORPHANED = 0,
+ HANDLES_NOFREE = 0,
};
/*
@@ -303,10 +303,9 @@ static inline void put_z3fold_header(struct z3fold_header *zhdr)
z3fold_page_unlock(zhdr);
}
-static inline void free_handle(unsigned long handle)
+static inline void free_handle(unsigned long handle, struct z3fold_header *zhdr)
{
struct z3fold_buddy_slots *slots;
- struct z3fold_header *zhdr;
int i;
bool is_free;
@@ -316,22 +315,19 @@ static inline void free_handle(unsigned long handle)
if (WARN_ON(*(unsigned long *)handle == 0))
return;
- zhdr = handle_to_z3fold_header(handle);
slots = handle_to_slots(handle);
write_lock(&slots->lock);
*(unsigned long *)handle = 0;
- if (zhdr->slots == slots) {
+
+ if (test_bit(HANDLES_NOFREE, &slots->pool)) {
write_unlock(&slots->lock);
return; /* simple case, nothing else to do */
}
- /* we are freeing a foreign handle if we are here */
- zhdr->foreign_handles--;
+ if (zhdr->slots != slots)
+ zhdr->foreign_handles--;
+
is_free = true;
- if (!test_bit(HANDLES_ORPHANED, &slots->pool)) {
- write_unlock(&slots->lock);
- return;
- }
for (i = 0; i <= BUDDY_MASK; i++) {
if (slots->slot[i]) {
is_free = false;
@@ -343,6 +339,8 @@ static inline void free_handle(unsigned long handle)
if (is_free) {
struct z3fold_pool *pool = slots_to_pool(slots);
+ if (zhdr->slots == slots)
+ zhdr->slots = NULL;
kmem_cache_free(pool->c_handle, slots);
}
}
@@ -525,8 +523,6 @@ static void __release_z3fold_page(struct z3fold_header *zhdr, bool locked)
{
struct page *page = virt_to_page(zhdr);
struct z3fold_pool *pool = zhdr_to_pool(zhdr);
- bool is_free = true;
- int i;
WARN_ON(!list_empty(&zhdr->buddy));
set_bit(PAGE_STALE, &page->private);
@@ -536,21 +532,6 @@ static void __release_z3fold_page(struct z3fold_header *zhdr, bool locked)
list_del_init(&page->lru);
spin_unlock(&pool->lock);
- /* If there are no foreign handles, free the handles array */
- read_lock(&zhdr->slots->lock);
- for (i = 0; i <= BUDDY_MASK; i++) {
- if (zhdr->slots->slot[i]) {
- is_free = false;
- break;
- }
- }
- if (!is_free)
- set_bit(HANDLES_ORPHANED, &zhdr->slots->pool);
- read_unlock(&zhdr->slots->lock);
-
- if (is_free)
- kmem_cache_free(pool->c_handle, zhdr->slots);
-
if (locked)
z3fold_page_unlock(zhdr);
@@ -653,6 +634,28 @@ static inline void add_to_unbuddied(struct z3fold_pool *pool,
}
}
+static inline enum buddy get_free_buddy(struct z3fold_header *zhdr, int chunks)
+{
+ enum buddy bud = HEADLESS;
+
+ if (zhdr->middle_chunks) {
+ if (!zhdr->first_chunks &&
+ chunks <= zhdr->start_middle - ZHDR_CHUNKS)
+ bud = FIRST;
+ else if (!zhdr->last_chunks)
+ bud = LAST;
+ } else {
+ if (!zhdr->first_chunks)
+ bud = FIRST;
+ else if (!zhdr->last_chunks)
+ bud = LAST;
+ else
+ bud = MIDDLE;
+ }
+
+ return bud;
+}
+
static inline void *mchunk_memmove(struct z3fold_header *zhdr,
unsigned short dst_chunk)
{
@@ -714,18 +717,7 @@ static struct z3fold_header *compact_single_buddy(struct z3fold_header *zhdr)
if (WARN_ON(new_zhdr == zhdr))
goto out_fail;
- if (new_zhdr->first_chunks == 0) {
- if (new_zhdr->middle_chunks != 0 &&
- chunks >= new_zhdr->start_middle) {
- new_bud = LAST;
- } else {
- new_bud = FIRST;
- }
- } else if (new_zhdr->last_chunks == 0) {
- new_bud = LAST;
- } else if (new_zhdr->middle_chunks == 0) {
- new_bud = MIDDLE;
- }
+ new_bud = get_free_buddy(new_zhdr, chunks);
q = new_zhdr;
switch (new_bud) {
case FIRST:
@@ -847,9 +839,8 @@ static void do_compact_page(struct z3fold_header *zhdr, bool locked)
return;
}
- if (unlikely(PageIsolated(page) ||
- test_bit(PAGE_CLAIMED, &page->private) ||
- test_bit(PAGE_STALE, &page->private))) {
+ if (test_bit(PAGE_STALE, &page->private) ||
+ test_and_set_bit(PAGE_CLAIMED, &page->private)) {
z3fold_page_unlock(zhdr);
return;
}
@@ -858,13 +849,16 @@ static void do_compact_page(struct z3fold_header *zhdr, bool locked)
zhdr->mapped_count == 0 && compact_single_buddy(zhdr)) {
if (kref_put(&zhdr->refcount, release_z3fold_page_locked))
atomic64_dec(&pool->pages_nr);
- else
+ else {
+ clear_bit(PAGE_CLAIMED, &page->private);
z3fold_page_unlock(zhdr);
+ }
return;
}
z3fold_compact_page(zhdr);
add_to_unbuddied(pool, zhdr);
+ clear_bit(PAGE_CLAIMED, &page->private);
z3fold_page_unlock(zhdr);
}
@@ -973,6 +967,9 @@ static inline struct z3fold_header *__z3fold_alloc(struct z3fold_pool *pool,
}
}
+ if (zhdr && !zhdr->slots)
+ zhdr->slots = alloc_slots(pool,
+ can_sleep ? GFP_NOIO : GFP_ATOMIC);
return zhdr;
}
@@ -1109,17 +1106,8 @@ static int z3fold_alloc(struct z3fold_pool *pool, size_t size, gfp_t gfp,
retry:
zhdr = __z3fold_alloc(pool, size, can_sleep);
if (zhdr) {
- if (zhdr->first_chunks == 0) {
- if (zhdr->middle_chunks != 0 &&
- chunks >= zhdr->start_middle)
- bud = LAST;
- else
- bud = FIRST;
- } else if (zhdr->last_chunks == 0)
- bud = LAST;
- else if (zhdr->middle_chunks == 0)
- bud = MIDDLE;
- else {
+ bud = get_free_buddy(zhdr, chunks);
+ if (bud == HEADLESS) {
if (kref_put(&zhdr->refcount,
release_z3fold_page_locked))
atomic64_dec(&pool->pages_nr);
@@ -1265,12 +1253,11 @@ static void z3fold_free(struct z3fold_pool *pool, unsigned long handle)
pr_err("%s: unknown bud %d\n", __func__, bud);
WARN_ON(1);
put_z3fold_header(zhdr);
- clear_bit(PAGE_CLAIMED, &page->private);
return;
}
if (!page_claimed)
- free_handle(handle);
+ free_handle(handle, zhdr);
if (kref_put(&zhdr->refcount, release_z3fold_page_locked_list)) {
atomic64_dec(&pool->pages_nr);
return;
@@ -1280,8 +1267,7 @@ static void z3fold_free(struct z3fold_pool *pool, unsigned long handle)
z3fold_page_unlock(zhdr);
return;
}
- if (unlikely(PageIsolated(page)) ||
- test_and_set_bit(NEEDS_COMPACTING, &page->private)) {
+ if (test_and_set_bit(NEEDS_COMPACTING, &page->private)) {
put_z3fold_header(zhdr);
clear_bit(PAGE_CLAIMED, &page->private);
return;
@@ -1345,6 +1331,10 @@ static int z3fold_reclaim_page(struct z3fold_pool *pool, unsigned int retries)
struct page *page = NULL;
struct list_head *pos;
unsigned long first_handle = 0, middle_handle = 0, last_handle = 0;
+ struct z3fold_buddy_slots slots __attribute__((aligned(SLOTS_ALIGN)));
+
+ rwlock_init(&slots.lock);
+ slots.pool = (unsigned long)pool | (1 << HANDLES_NOFREE);
spin_lock(&pool->lock);
if (!pool->ops || !pool->ops->evict || retries == 0) {
@@ -1359,35 +1349,36 @@ static int z3fold_reclaim_page(struct z3fold_pool *pool, unsigned int retries)
list_for_each_prev(pos, &pool->lru) {
page = list_entry(pos, struct page, lru);
- /* this bit could have been set by free, in which case
- * we pass over to the next page in the pool.
- */
- if (test_and_set_bit(PAGE_CLAIMED, &page->private)) {
- page = NULL;
- continue;
- }
-
- if (unlikely(PageIsolated(page))) {
- clear_bit(PAGE_CLAIMED, &page->private);
- page = NULL;
- continue;
- }
zhdr = page_address(page);
if (test_bit(PAGE_HEADLESS, &page->private))
break;
+ if (kref_get_unless_zero(&zhdr->refcount) == 0) {
+ zhdr = NULL;
+ break;
+ }
if (!z3fold_page_trylock(zhdr)) {
- clear_bit(PAGE_CLAIMED, &page->private);
+ if (kref_put(&zhdr->refcount,
+ release_z3fold_page))
+ atomic64_dec(&pool->pages_nr);
zhdr = NULL;
continue; /* can't evict at this point */
}
- if (zhdr->foreign_handles) {
- clear_bit(PAGE_CLAIMED, &page->private);
- z3fold_page_unlock(zhdr);
+
+ /* test_and_set_bit is of course atomic, but we still
+ * need to do it under page lock, otherwise checking
+ * that bit in __z3fold_alloc wouldn't make sense
+ */
+ if (zhdr->foreign_handles ||
+ test_and_set_bit(PAGE_CLAIMED, &page->private)) {
+ if (kref_put(&zhdr->refcount,
+ release_z3fold_page))
+ atomic64_dec(&pool->pages_nr);
+ else
+ z3fold_page_unlock(zhdr);
zhdr = NULL;
continue; /* can't evict such page */
}
- kref_get(&zhdr->refcount);
list_del_init(&zhdr->buddy);
zhdr->cpu = -1;
break;
@@ -1409,12 +1400,16 @@ static int z3fold_reclaim_page(struct z3fold_pool *pool, unsigned int retries)
first_handle = 0;
last_handle = 0;
middle_handle = 0;
+ memset(slots.slot, 0, sizeof(slots.slot));
if (zhdr->first_chunks)
- first_handle = encode_handle(zhdr, FIRST);
+ first_handle = __encode_handle(zhdr, &slots,
+ FIRST);
if (zhdr->middle_chunks)
- middle_handle = encode_handle(zhdr, MIDDLE);
+ middle_handle = __encode_handle(zhdr, &slots,
+ MIDDLE);
if (zhdr->last_chunks)
- last_handle = encode_handle(zhdr, LAST);
+ last_handle = __encode_handle(zhdr, &slots,
+ LAST);
/*
* it's safe to unlock here because we hold a
* reference to this page
@@ -1429,19 +1424,16 @@ static int z3fold_reclaim_page(struct z3fold_pool *pool, unsigned int retries)
ret = pool->ops->evict(pool, middle_handle);
if (ret)
goto next;
- free_handle(middle_handle);
}
if (first_handle) {
ret = pool->ops->evict(pool, first_handle);
if (ret)
goto next;
- free_handle(first_handle);
}
if (last_handle) {
ret = pool->ops->evict(pool, last_handle);
if (ret)
goto next;
- free_handle(last_handle);
}
next:
if (test_bit(PAGE_HEADLESS, &page->private)) {
@@ -1455,9 +1447,11 @@ static int z3fold_reclaim_page(struct z3fold_pool *pool, unsigned int retries)
spin_unlock(&pool->lock);
clear_bit(PAGE_CLAIMED, &page->private);
} else {
+ struct z3fold_buddy_slots *slots = zhdr->slots;
z3fold_page_lock(zhdr);
if (kref_put(&zhdr->refcount,
release_z3fold_page_locked)) {
+ kmem_cache_free(pool->c_handle, slots);
atomic64_dec(&pool->pages_nr);
return 0;
}
@@ -1573,8 +1567,7 @@ static bool z3fold_page_isolate(struct page *page, isolate_mode_t mode)
VM_BUG_ON_PAGE(!PageMovable(page), page);
VM_BUG_ON_PAGE(PageIsolated(page), page);
- if (test_bit(PAGE_HEADLESS, &page->private) ||
- test_bit(PAGE_CLAIMED, &page->private))
+ if (test_bit(PAGE_HEADLESS, &page->private))
return false;
zhdr = page_address(page);
@@ -1586,6 +1579,8 @@ static bool z3fold_page_isolate(struct page *page, isolate_mode_t mode)
if (zhdr->mapped_count != 0 || zhdr->foreign_handles != 0)
goto out;
+ if (test_and_set_bit(PAGE_CLAIMED, &page->private))
+ goto out;
pool = zhdr_to_pool(zhdr);
spin_lock(&pool->lock);
if (!list_empty(&zhdr->buddy))
@@ -1612,16 +1607,17 @@ static int z3fold_page_migrate(struct address_space *mapping, struct page *newpa
VM_BUG_ON_PAGE(!PageMovable(page), page);
VM_BUG_ON_PAGE(!PageIsolated(page), page);
+ VM_BUG_ON_PAGE(!test_bit(PAGE_CLAIMED, &page->private), page);
VM_BUG_ON_PAGE(!PageLocked(newpage), newpage);
zhdr = page_address(page);
pool = zhdr_to_pool(zhdr);
- if (!z3fold_page_trylock(zhdr)) {
+ if (!z3fold_page_trylock(zhdr))
return -EAGAIN;
- }
if (zhdr->mapped_count != 0 || zhdr->foreign_handles != 0) {
z3fold_page_unlock(zhdr);
+ clear_bit(PAGE_CLAIMED, &page->private);
return -EBUSY;
}
if (work_pending(&zhdr->work)) {
@@ -1663,6 +1659,7 @@ static int z3fold_page_migrate(struct address_space *mapping, struct page *newpa
queue_work_on(new_zhdr->cpu, pool->compact_wq, &new_zhdr->work);
page_mapcount_reset(page);
+ clear_bit(PAGE_CLAIMED, &page->private);
put_page(page);
return 0;
}
@@ -1686,6 +1683,7 @@ static void z3fold_page_putback(struct page *page)
spin_lock(&pool->lock);
list_add(&page->lru, &pool->lru);
spin_unlock(&pool->lock);
+ clear_bit(PAGE_CLAIMED, &page->private);
z3fold_page_unlock(zhdr);
}
diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c
index cbdf2a555975..17a72695865b 100644
--- a/net/bluetooth/hci_event.c
+++ b/net/bluetooth/hci_event.c
@@ -4941,6 +4941,11 @@ static void hci_phy_link_complete_evt(struct hci_dev *hdev,
return;
}
+ if (!hcon->amp_mgr) {
+ hci_dev_unlock(hdev);
+ return;
+ }
+
if (ev->status) {
hci_conn_del(hcon);
hci_dev_unlock(hdev);
diff --git a/net/bluetooth/hci_request.c b/net/bluetooth/hci_request.c
index 6f12bab4d2fa..610ed0817bd7 100644
--- a/net/bluetooth/hci_request.c
+++ b/net/bluetooth/hci_request.c
@@ -698,7 +698,8 @@ static void del_from_white_list(struct hci_request *req, bdaddr_t *bdaddr,
cp.bdaddr_type);
hci_req_add(req, HCI_OP_LE_DEL_FROM_WHITE_LIST, sizeof(cp), &cp);
- if (use_ll_privacy(req->hdev)) {
+ if (use_ll_privacy(req->hdev) &&
+ hci_dev_test_flag(req->hdev, HCI_ENABLE_LL_PRIVACY)) {
struct smp_irk *irk;
irk = hci_find_irk_by_addr(req->hdev, bdaddr, bdaddr_type);
@@ -732,7 +733,8 @@ static int add_to_white_list(struct hci_request *req,
return -1;
/* White list can not be used with RPAs */
- if (!allow_rpa && !use_ll_privacy(hdev) &&
+ if (!allow_rpa &&
+ !hci_dev_test_flag(hdev, HCI_ENABLE_LL_PRIVACY) &&
hci_find_irk_by_addr(hdev, ¶ms->addr, params->addr_type)) {
return -1;
}
@@ -750,7 +752,8 @@ static int add_to_white_list(struct hci_request *req,
cp.bdaddr_type);
hci_req_add(req, HCI_OP_LE_ADD_TO_WHITE_LIST, sizeof(cp), &cp);
- if (use_ll_privacy(hdev)) {
+ if (use_ll_privacy(hdev) &&
+ hci_dev_test_flag(hdev, HCI_ENABLE_LL_PRIVACY)) {
struct smp_irk *irk;
irk = hci_find_irk_by_addr(hdev, ¶ms->addr,
@@ -812,7 +815,8 @@ static u8 update_white_list(struct hci_request *req)
}
/* White list can not be used with RPAs */
- if (!allow_rpa && !use_ll_privacy(hdev) &&
+ if (!allow_rpa &&
+ !hci_dev_test_flag(hdev, HCI_ENABLE_LL_PRIVACY) &&
hci_find_irk_by_addr(hdev, &b->bdaddr, b->bdaddr_type)) {
return 0x00;
}
diff --git a/net/bluetooth/sco.c b/net/bluetooth/sco.c
index 79ffcdef0b7a..22a110f37abc 100644
--- a/net/bluetooth/sco.c
+++ b/net/bluetooth/sco.c
@@ -1003,6 +1003,11 @@ static int sco_sock_getsockopt(struct socket *sock, int level, int optname,
case BT_SNDMTU:
case BT_RCVMTU:
+ if (sk->sk_state != BT_CONNECTED) {
+ err = -ENOTCONN;
+ break;
+ }
+
if (put_user(sco_pi(sk)->conn->mtu, (u32 __user *)optval))
err = -EFAULT;
break;
diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c
index 1e2e5a406d58..2a5a11f92b03 100644
--- a/net/mac80211/rx.c
+++ b/net/mac80211/rx.c
@@ -1758,7 +1758,7 @@ ieee80211_rx_h_sta_process(struct ieee80211_rx_data *rx)
} else if (rx->sdata->vif.type == NL80211_IFTYPE_OCB) {
sta->rx_stats.last_rx = jiffies;
} else if (!ieee80211_is_s1g_beacon(hdr->frame_control) &&
- is_multicast_ether_addr(hdr->addr1)) {
+ !is_multicast_ether_addr(hdr->addr1)) {
/*
* Mesh beacons will update last_rx when if they are found to
* match the current local configuration when processed.
diff --git a/net/mac80211/vht.c b/net/mac80211/vht.c
index fb0e3a657d2d..c3ca97373774 100644
--- a/net/mac80211/vht.c
+++ b/net/mac80211/vht.c
@@ -465,12 +465,18 @@ enum ieee80211_sta_rx_bandwidth ieee80211_sta_cur_vht_bw(struct sta_info *sta)
* IEEE80211-2016 specification makes higher bandwidth operation
* possible on the TDLS link if the peers have wider bandwidth
* capability.
+ *
+ * However, in this case, and only if the TDLS peer is authorized,
+ * limit to the tdls_chandef so that the configuration here isn't
+ * wider than what's actually requested on the channel context.
*/
if (test_sta_flag(sta, WLAN_STA_TDLS_PEER) &&
- test_sta_flag(sta, WLAN_STA_TDLS_WIDER_BW))
- return bw;
-
- bw = min(bw, ieee80211_chan_width_to_rx_bw(bss_width));
+ test_sta_flag(sta, WLAN_STA_TDLS_WIDER_BW) &&
+ test_sta_flag(sta, WLAN_STA_AUTHORIZED) &&
+ sta->tdls_chandef.chan)
+ bw = min(bw, ieee80211_chan_width_to_rx_bw(sta->tdls_chandef.width));
+ else
+ bw = min(bw, ieee80211_chan_width_to_rx_bw(bss_width));
return bw;
}
diff --git a/net/sunrpc/debugfs.c b/net/sunrpc/debugfs.c
index fd9bca242724..56029e3af6ff 100644
--- a/net/sunrpc/debugfs.c
+++ b/net/sunrpc/debugfs.c
@@ -128,13 +128,13 @@ static int do_xprt_debugfs(struct rpc_clnt *clnt, struct rpc_xprt *xprt, void *n
return 0;
len = snprintf(name, sizeof(name), "../../rpc_xprt/%s",
xprt->debugfs->d_name.name);
- if (len > sizeof(name))
+ if (len >= sizeof(name))
return -1;
if (*nump == 0)
strcpy(link, "xprt");
else {
len = snprintf(link, sizeof(link), "xprt%d", *nump);
- if (len > sizeof(link))
+ if (len >= sizeof(link))
return -1;
}
debugfs_create_symlink(link, clnt->cl_debugfs, name);
diff --git a/net/sunrpc/sched.c b/net/sunrpc/sched.c
index f06d7c315017..cf702a5f7fe5 100644
--- a/net/sunrpc/sched.c
+++ b/net/sunrpc/sched.c
@@ -675,6 +675,23 @@ struct rpc_task *rpc_wake_up_next(struct rpc_wait_queue *queue)
}
EXPORT_SYMBOL_GPL(rpc_wake_up_next);
+/**
+ * rpc_wake_up_locked - wake up all rpc_tasks
+ * @queue: rpc_wait_queue on which the tasks are sleeping
+ *
+ */
+static void rpc_wake_up_locked(struct rpc_wait_queue *queue)
+{
+ struct rpc_task *task;
+
+ for (;;) {
+ task = __rpc_find_next_queued(queue);
+ if (task == NULL)
+ break;
+ rpc_wake_up_task_queue_locked(queue, task);
+ }
+}
+
/**
* rpc_wake_up - wake up all rpc_tasks
* @queue: rpc_wait_queue on which the tasks are sleeping
@@ -683,25 +700,28 @@ EXPORT_SYMBOL_GPL(rpc_wake_up_next);
*/
void rpc_wake_up(struct rpc_wait_queue *queue)
{
- struct list_head *head;
-
spin_lock(&queue->lock);
- head = &queue->tasks[queue->maxpriority];
+ rpc_wake_up_locked(queue);
+ spin_unlock(&queue->lock);
+}
+EXPORT_SYMBOL_GPL(rpc_wake_up);
+
+/**
+ * rpc_wake_up_status_locked - wake up all rpc_tasks and set their status value.
+ * @queue: rpc_wait_queue on which the tasks are sleeping
+ * @status: status value to set
+ */
+static void rpc_wake_up_status_locked(struct rpc_wait_queue *queue, int status)
+{
+ struct rpc_task *task;
+
for (;;) {
- while (!list_empty(head)) {
- struct rpc_task *task;
- task = list_first_entry(head,
- struct rpc_task,
- u.tk_wait.list);
- rpc_wake_up_task_queue_locked(queue, task);
- }
- if (head == &queue->tasks[0])
+ task = __rpc_find_next_queued(queue);
+ if (task == NULL)
break;
- head--;
+ rpc_wake_up_task_queue_set_status_locked(queue, task, status);
}
- spin_unlock(&queue->lock);
}
-EXPORT_SYMBOL_GPL(rpc_wake_up);
/**
* rpc_wake_up_status - wake up all rpc_tasks and set their status value.
@@ -712,23 +732,8 @@ EXPORT_SYMBOL_GPL(rpc_wake_up);
*/
void rpc_wake_up_status(struct rpc_wait_queue *queue, int status)
{
- struct list_head *head;
-
spin_lock(&queue->lock);
- head = &queue->tasks[queue->maxpriority];
- for (;;) {
- while (!list_empty(head)) {
- struct rpc_task *task;
- task = list_first_entry(head,
- struct rpc_task,
- u.tk_wait.list);
- task->tk_status = status;
- rpc_wake_up_task_queue_locked(queue, task);
- }
- if (head == &queue->tasks[0])
- break;
- head--;
- }
+ rpc_wake_up_status_locked(queue, status);
spin_unlock(&queue->lock);
}
EXPORT_SYMBOL_GPL(rpc_wake_up_status);
diff --git a/net/sunrpc/xprt.c b/net/sunrpc/xprt.c
index f6c17e75f20e..57f09ea3ef2a 100644
--- a/net/sunrpc/xprt.c
+++ b/net/sunrpc/xprt.c
@@ -151,31 +151,64 @@ int xprt_unregister_transport(struct xprt_class *transport)
}
EXPORT_SYMBOL_GPL(xprt_unregister_transport);
+static void
+xprt_class_release(const struct xprt_class *t)
+{
+ module_put(t->owner);
+}
+
+static const struct xprt_class *
+xprt_class_find_by_netid_locked(const char *netid)
+{
+ const struct xprt_class *t;
+ unsigned int i;
+
+ list_for_each_entry(t, &xprt_list, list) {
+ for (i = 0; t->netid[i][0] != '\0'; i++) {
+ if (strcmp(t->netid[i], netid) != 0)
+ continue;
+ if (!try_module_get(t->owner))
+ continue;
+ return t;
+ }
+ }
+ return NULL;
+}
+
+static const struct xprt_class *
+xprt_class_find_by_netid(const char *netid)
+{
+ const struct xprt_class *t;
+
+ spin_lock(&xprt_list_lock);
+ t = xprt_class_find_by_netid_locked(netid);
+ if (!t) {
+ spin_unlock(&xprt_list_lock);
+ request_module("rpc%s", netid);
+ spin_lock(&xprt_list_lock);
+ t = xprt_class_find_by_netid_locked(netid);
+ }
+ spin_unlock(&xprt_list_lock);
+ return t;
+}
+
/**
* xprt_load_transport - load a transport implementation
- * @transport_name: transport to load
+ * @netid: transport to load
*
* Returns:
* 0: transport successfully loaded
* -ENOENT: transport module not available
*/
-int xprt_load_transport(const char *transport_name)
+int xprt_load_transport(const char *netid)
{
- struct xprt_class *t;
- int result;
+ const struct xprt_class *t;
- result = 0;
- spin_lock(&xprt_list_lock);
- list_for_each_entry(t, &xprt_list, list) {
- if (strcmp(t->name, transport_name) == 0) {
- spin_unlock(&xprt_list_lock);
- goto out;
- }
- }
- spin_unlock(&xprt_list_lock);
- result = request_module("xprt%s", transport_name);
-out:
- return result;
+ t = xprt_class_find_by_netid(netid);
+ if (!t)
+ return -ENOENT;
+ xprt_class_release(t);
+ return 0;
}
EXPORT_SYMBOL_GPL(xprt_load_transport);
diff --git a/net/sunrpc/xprtrdma/module.c b/net/sunrpc/xprtrdma/module.c
index 620327c01302..45c5b41ac8dc 100644
--- a/net/sunrpc/xprtrdma/module.c
+++ b/net/sunrpc/xprtrdma/module.c
@@ -24,6 +24,7 @@ MODULE_DESCRIPTION("RPC/RDMA Transport");
MODULE_LICENSE("Dual BSD/GPL");
MODULE_ALIAS("svcrdma");
MODULE_ALIAS("xprtrdma");
+MODULE_ALIAS("rpcrdma6");
static void __exit rpc_rdma_cleanup(void)
{
diff --git a/net/sunrpc/xprtrdma/rpc_rdma.c b/net/sunrpc/xprtrdma/rpc_rdma.c
index 0f5120c7668f..c48536f2121f 100644
--- a/net/sunrpc/xprtrdma/rpc_rdma.c
+++ b/net/sunrpc/xprtrdma/rpc_rdma.c
@@ -179,6 +179,31 @@ rpcrdma_nonpayload_inline(const struct rpcrdma_xprt *r_xprt,
r_xprt->rx_ep->re_max_inline_recv;
}
+/* ACL likes to be lazy in allocating pages. For TCP, these
+ * pages can be allocated during receive processing. Not true
+ * for RDMA, which must always provision receive buffers
+ * up front.
+ */
+static noinline int
+rpcrdma_alloc_sparse_pages(struct xdr_buf *buf)
+{
+ struct page **ppages;
+ int len;
+
+ len = buf->page_len;
+ ppages = buf->pages + (buf->page_base >> PAGE_SHIFT);
+ while (len > 0) {
+ if (!*ppages)
+ *ppages = alloc_page(GFP_NOWAIT | __GFP_NOWARN);
+ if (!*ppages)
+ return -ENOBUFS;
+ ppages++;
+ len -= PAGE_SIZE;
+ }
+
+ return 0;
+}
+
/* Split @vec on page boundaries into SGEs. FMR registers pages, not
* a byte range. Other modes coalesce these SGEs into a single MR
* when they can.
@@ -233,15 +258,6 @@ rpcrdma_convert_iovs(struct rpcrdma_xprt *r_xprt, struct xdr_buf *xdrbuf,
ppages = xdrbuf->pages + (xdrbuf->page_base >> PAGE_SHIFT);
page_base = offset_in_page(xdrbuf->page_base);
while (len) {
- /* ACL likes to be lazy in allocating pages - ACLs
- * are small by default but can get huge.
- */
- if (unlikely(xdrbuf->flags & XDRBUF_SPARSE_PAGES)) {
- if (!*ppages)
- *ppages = alloc_page(GFP_NOWAIT | __GFP_NOWARN);
- if (!*ppages)
- return -ENOBUFS;
- }
seg->mr_page = *ppages;
seg->mr_offset = (char *)page_base;
seg->mr_len = min_t(u32, PAGE_SIZE - page_base, len);
@@ -867,6 +883,12 @@ rpcrdma_marshal_req(struct rpcrdma_xprt *r_xprt, struct rpc_rqst *rqst)
__be32 *p;
int ret;
+ if (unlikely(rqst->rq_rcv_buf.flags & XDRBUF_SPARSE_PAGES)) {
+ ret = rpcrdma_alloc_sparse_pages(&rqst->rq_rcv_buf);
+ if (ret)
+ return ret;
+ }
+
rpcrdma_set_xdrlen(&req->rl_hdrbuf, 0);
xdr_init_encode(xdr, &req->rl_hdrbuf, rdmab_data(req->rl_rdmabuf),
rqst);
diff --git a/net/sunrpc/xprtrdma/transport.c b/net/sunrpc/xprtrdma/transport.c
index 8915e42240d3..035060c05fd5 100644
--- a/net/sunrpc/xprtrdma/transport.c
+++ b/net/sunrpc/xprtrdma/transport.c
@@ -768,6 +768,7 @@ static struct xprt_class xprt_rdma = {
.owner = THIS_MODULE,
.ident = XPRT_TRANSPORT_RDMA,
.setup = xprt_setup_rdma,
+ .netid = { "rdma", "rdma6", "" },
};
void xprt_rdma_cleanup(void)
diff --git a/net/sunrpc/xprtsock.c b/net/sunrpc/xprtsock.c
index 7090bbee0ec5..c56a66cdf4ac 100644
--- a/net/sunrpc/xprtsock.c
+++ b/net/sunrpc/xprtsock.c
@@ -433,7 +433,8 @@ xs_read_xdr_buf(struct socket *sock, struct msghdr *msg, int flags,
if (ret <= 0)
goto sock_err;
xs_flush_bvec(buf->bvec, ret, seek + buf->page_base);
- offset += ret - buf->page_base;
+ ret -= buf->page_base;
+ offset += ret;
if (offset == count || msg->msg_flags & (MSG_EOR|MSG_TRUNC))
goto out;
if (ret != want)
@@ -3059,6 +3060,7 @@ static struct xprt_class xs_local_transport = {
.owner = THIS_MODULE,
.ident = XPRT_TRANSPORT_LOCAL,
.setup = xs_setup_local,
+ .netid = { "" },
};
static struct xprt_class xs_udp_transport = {
@@ -3067,6 +3069,7 @@ static struct xprt_class xs_udp_transport = {
.owner = THIS_MODULE,
.ident = XPRT_TRANSPORT_UDP,
.setup = xs_setup_udp,
+ .netid = { "udp", "udp6", "" },
};
static struct xprt_class xs_tcp_transport = {
@@ -3075,6 +3078,7 @@ static struct xprt_class xs_tcp_transport = {
.owner = THIS_MODULE,
.ident = XPRT_TRANSPORT_TCP,
.setup = xs_setup_tcp,
+ .netid = { "tcp", "tcp6", "" },
};
static struct xprt_class xs_bc_tcp_transport = {
@@ -3083,6 +3087,7 @@ static struct xprt_class xs_bc_tcp_transport = {
.owner = THIS_MODULE,
.ident = XPRT_TRANSPORT_BC_TCP,
.setup = xs_setup_bc_tcp,
+ .netid = { "" },
};
/**
diff --git a/net/wireless/scan.c b/net/wireless/scan.c
index 8d0e49c46db3..3409f37d838b 100644
--- a/net/wireless/scan.c
+++ b/net/wireless/scan.c
@@ -694,7 +694,7 @@ static void cfg80211_scan_req_add_chan(struct cfg80211_scan_request *request,
static bool cfg80211_find_ssid_match(struct cfg80211_colocated_ap *ap,
struct cfg80211_scan_request *request)
{
- u8 i;
+ int i;
u32 s_ssid;
for (i = 0; i < request->n_ssids; i++) {
diff --git a/samples/bpf/lwt_len_hist.sh b/samples/bpf/lwt_len_hist.sh
old mode 100644
new mode 100755
index 090b96eaf7f7..0eda9754f50b
--- a/samples/bpf/lwt_len_hist.sh
+++ b/samples/bpf/lwt_len_hist.sh
@@ -8,6 +8,8 @@ VETH1=tst_lwt1b
TRACE_ROOT=/sys/kernel/debug/tracing
function cleanup {
+ # To reset saved histogram, remove pinned map
+ rm /sys/fs/bpf/tc/globals/lwt_len_hist_map
ip route del 192.168.253.2/32 dev $VETH0 2> /dev/null
ip link del $VETH0 2> /dev/null
ip link del $VETH1 2> /dev/null
diff --git a/samples/bpf/test_lwt_bpf.sh b/samples/bpf/test_lwt_bpf.sh
old mode 100644
new mode 100755
diff --git a/samples/bpf/xdpsock_user.c b/samples/bpf/xdpsock_user.c
index 1149e94ca32f..33c58de58626 100644
--- a/samples/bpf/xdpsock_user.c
+++ b/samples/bpf/xdpsock_user.c
@@ -1250,6 +1250,8 @@ static void tx_only(struct xsk_socket_info *xsk, u32 *frame_nb, int batch_size)
while (xsk_ring_prod__reserve(&xsk->tx, batch_size, &idx) <
batch_size) {
complete_tx_only(xsk, batch_size);
+ if (benchmark_done)
+ return;
}
for (i = 0; i < batch_size; i++) {
diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index fab38b493cef..0ad235ee96f9 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -4384,7 +4384,7 @@ sub process {
$fix) {
fix_delete_line($fixlinenr, $rawline);
my $fixed_line = $rawline;
- $fixed_line =~ /(^..*$Type\s*$Ident\(.*\)\s*){(.*)$/;
+ $fixed_line =~ /(^..*$Type\s*$Ident\(.*\)\s*)\{(.*)$/;
my $line1 = $1;
my $line2 = $2;
fix_insert_line($fixlinenr, ltrim($line1));
diff --git a/scripts/kconfig/preprocess.c b/scripts/kconfig/preprocess.c
index 0243086fb168..0590f86df6e4 100644
--- a/scripts/kconfig/preprocess.c
+++ b/scripts/kconfig/preprocess.c
@@ -114,7 +114,7 @@ static char *do_error_if(int argc, char *argv[])
if (!strcmp(argv[0], "y"))
pperror("%s", argv[1]);
- return NULL;
+ return xstrdup("");
}
static char *do_filename(int argc, char *argv[])
diff --git a/scripts/kernel-doc b/scripts/kernel-doc
index f699cf05d409..6325bec3f66f 100755
--- a/scripts/kernel-doc
+++ b/scripts/kernel-doc
@@ -1390,7 +1390,7 @@ sub dump_enum($$) {
$members = $2;
}
- if ($declaration_name) {
+ if ($members) {
my %_members;
$members =~ s/\s+$//;
@@ -1431,7 +1431,7 @@ sub dump_enum($$) {
}
}
-my $typedef_type = qr { ((?:\s+[\w\*]+){1,8})\s* }x;
+my $typedef_type = qr { ((?:\s+[\w\*]+\b){1,8})\s* }x;
my $typedef_ident = qr { \*?\s*(\w\S+)\s* }x;
my $typedef_args = qr { \s*\((.*)\); }x;
diff --git a/security/integrity/ima/ima_crypto.c b/security/integrity/ima/ima_crypto.c
index 21989fa0c107..f6a7e9643b54 100644
--- a/security/integrity/ima/ima_crypto.c
+++ b/security/integrity/ima/ima_crypto.c
@@ -537,7 +537,7 @@ int ima_calc_file_hash(struct file *file, struct ima_digest_data *hash)
loff_t i_size;
int rc;
struct file *f = file;
- bool new_file_instance = false, modified_mode = false;
+ bool new_file_instance = false;
/*
* For consistency, fail file's opened with the O_DIRECT flag on
@@ -555,18 +555,10 @@ int ima_calc_file_hash(struct file *file, struct ima_digest_data *hash)
O_TRUNC | O_CREAT | O_NOCTTY | O_EXCL);
flags |= O_RDONLY;
f = dentry_open(&file->f_path, flags, file->f_cred);
- if (IS_ERR(f)) {
- /*
- * Cannot open the file again, lets modify f_mode
- * of original and continue
- */
- pr_info_ratelimited("Unable to reopen file for reading.\n");
- f = file;
- f->f_mode |= FMODE_READ;
- modified_mode = true;
- } else {
- new_file_instance = true;
- }
+ if (IS_ERR(f))
+ return PTR_ERR(f);
+
+ new_file_instance = true;
}
i_size = i_size_read(file_inode(f));
@@ -581,8 +573,6 @@ int ima_calc_file_hash(struct file *file, struct ima_digest_data *hash)
out:
if (new_file_instance)
fput(f);
- else if (modified_mode)
- f->f_mode &= ~FMODE_READ;
return rc;
}
diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c
index 6b1826fc3658..c46312710e73 100644
--- a/security/selinux/hooks.c
+++ b/security/selinux/hooks.c
@@ -1451,7 +1451,7 @@ static int inode_doinit_with_dentry(struct inode *inode, struct dentry *opt_dent
* inode_doinit with a dentry, before these inodes could
* be used again by userspace.
*/
- goto out;
+ goto out_invalid;
}
rc = inode_doinit_use_xattr(inode, dentry, sbsec->def_sid,
@@ -1508,7 +1508,7 @@ static int inode_doinit_with_dentry(struct inode *inode, struct dentry *opt_dent
* could be used again by userspace.
*/
if (!dentry)
- goto out;
+ goto out_invalid;
rc = selinux_genfs_get_sid(dentry, sclass,
sbsec->flags, &sid);
if (rc) {
@@ -1533,11 +1533,10 @@ static int inode_doinit_with_dentry(struct inode *inode, struct dentry *opt_dent
out:
spin_lock(&isec->lock);
if (isec->initialized == LABEL_PENDING) {
- if (!sid || rc) {
+ if (rc) {
isec->initialized = LABEL_INVALID;
goto out_unlock;
}
-
isec->initialized = LABEL_INITIALIZED;
isec->sid = sid;
}
@@ -1545,6 +1544,15 @@ static int inode_doinit_with_dentry(struct inode *inode, struct dentry *opt_dent
out_unlock:
spin_unlock(&isec->lock);
return rc;
+
+out_invalid:
+ spin_lock(&isec->lock);
+ if (isec->initialized == LABEL_PENDING) {
+ isec->initialized = LABEL_INVALID;
+ isec->sid = sid;
+ }
+ spin_unlock(&isec->lock);
+ return 0;
}
/* Convert a Linux signal to an access vector. */
diff --git a/security/smack/smack_access.c b/security/smack/smack_access.c
index efe2406a3960..7eabb448acab 100644
--- a/security/smack/smack_access.c
+++ b/security/smack/smack_access.c
@@ -688,9 +688,10 @@ bool smack_privileged_cred(int cap, const struct cred *cred)
bool smack_privileged(int cap)
{
/*
- * All kernel tasks are privileged
+ * Kernel threads may not have credentials we can use.
+ * The io_uring kernel threads do have reliable credentials.
*/
- if (unlikely(current->flags & PF_KTHREAD))
+ if ((current->flags & (PF_KTHREAD | PF_IO_WORKER)) == PF_KTHREAD)
return true;
return smack_privileged_cred(cap, current_cred());
diff --git a/sound/core/memalloc.c b/sound/core/memalloc.c
index 0aeeb6244ff6..0f335162f87c 100644
--- a/sound/core/memalloc.c
+++ b/sound/core/memalloc.c
@@ -77,7 +77,8 @@ static void snd_malloc_dev_iram(struct snd_dma_buffer *dmab, size_t size)
/* Assign the pool into private_data field */
dmab->private_data = pool;
- dmab->area = gen_pool_dma_alloc(pool, size, &dmab->addr);
+ dmab->area = gen_pool_dma_alloc_align(pool, size, &dmab->addr,
+ PAGE_SIZE);
}
/**
diff --git a/sound/core/oss/pcm_oss.c b/sound/core/oss/pcm_oss.c
index de1917484647..142fc751a847 100644
--- a/sound/core/oss/pcm_oss.c
+++ b/sound/core/oss/pcm_oss.c
@@ -693,6 +693,8 @@ static int snd_pcm_oss_period_size(struct snd_pcm_substream *substream,
oss_buffer_size = snd_pcm_plug_client_size(substream,
snd_pcm_hw_param_value_max(slave_params, SNDRV_PCM_HW_PARAM_BUFFER_SIZE, NULL)) * oss_frame_size;
+ if (!oss_buffer_size)
+ return -EINVAL;
oss_buffer_size = rounddown_pow_of_two(oss_buffer_size);
if (atomic_read(&substream->mmap_count)) {
if (oss_buffer_size > runtime->oss.mmap_bytes)
@@ -728,17 +730,21 @@ static int snd_pcm_oss_period_size(struct snd_pcm_substream *substream,
min_period_size = snd_pcm_plug_client_size(substream,
snd_pcm_hw_param_value_min(slave_params, SNDRV_PCM_HW_PARAM_PERIOD_SIZE, NULL));
- min_period_size *= oss_frame_size;
- min_period_size = roundup_pow_of_two(min_period_size);
- if (oss_period_size < min_period_size)
- oss_period_size = min_period_size;
+ if (min_period_size) {
+ min_period_size *= oss_frame_size;
+ min_period_size = roundup_pow_of_two(min_period_size);
+ if (oss_period_size < min_period_size)
+ oss_period_size = min_period_size;
+ }
max_period_size = snd_pcm_plug_client_size(substream,
snd_pcm_hw_param_value_max(slave_params, SNDRV_PCM_HW_PARAM_PERIOD_SIZE, NULL));
- max_period_size *= oss_frame_size;
- max_period_size = rounddown_pow_of_two(max_period_size);
- if (oss_period_size > max_period_size)
- oss_period_size = max_period_size;
+ if (max_period_size) {
+ max_period_size *= oss_frame_size;
+ max_period_size = rounddown_pow_of_two(max_period_size);
+ if (oss_period_size > max_period_size)
+ oss_period_size = max_period_size;
+ }
oss_periods = oss_buffer_size / oss_period_size;
diff --git a/sound/pci/hda/hda_codec.c b/sound/pci/hda/hda_codec.c
index 4bb58e8b08a8..687216e74526 100644
--- a/sound/pci/hda/hda_codec.c
+++ b/sound/pci/hda/hda_codec.c
@@ -1803,7 +1803,7 @@ int snd_hda_codec_reset(struct hda_codec *codec)
return -EBUSY;
/* OK, let it free */
- snd_hdac_device_unregister(&codec->core);
+ device_release_driver(hda_codec_dev(codec));
/* allow device access again */
snd_hda_unlock_devices(bus);
diff --git a/sound/pci/hda/hda_sysfs.c b/sound/pci/hda/hda_sysfs.c
index eb8ec109d7ad..d5ffcba794e5 100644
--- a/sound/pci/hda/hda_sysfs.c
+++ b/sound/pci/hda/hda_sysfs.c
@@ -139,7 +139,7 @@ static int reconfig_codec(struct hda_codec *codec)
"The codec is being used, can't reconfigure.\n");
goto error;
}
- err = snd_hda_codec_configure(codec);
+ err = device_reprobe(hda_codec_dev(codec));
if (err < 0)
goto error;
err = snd_card_register(codec->card);
diff --git a/sound/pci/hda/patch_ca0132.c b/sound/pci/hda/patch_ca0132.c
index d8370a417e3d..ee500e46dd4f 100644
--- a/sound/pci/hda/patch_ca0132.c
+++ b/sound/pci/hda/patch_ca0132.c
@@ -95,7 +95,7 @@ enum {
};
/* Strings for Input Source Enum Control */
-static const char *const in_src_str[3] = {"Rear Mic", "Line", "Front Mic" };
+static const char *const in_src_str[3] = { "Microphone", "Line In", "Front Microphone" };
#define IN_SRC_NUM_OF_INPUTS 3
enum {
REAR_MIC,
@@ -1223,7 +1223,7 @@ static const struct hda_pintbl ae5_pincfgs[] = {
{ 0x0e, 0x01c510f0 }, /* SPDIF In */
{ 0x0f, 0x01017114 }, /* Port A -- Rear L/R. */
{ 0x10, 0x01017012 }, /* Port D -- Center/LFE or FP Hp */
- { 0x11, 0x01a170ff }, /* Port B -- LineMicIn2 / Rear Headphone */
+ { 0x11, 0x012170ff }, /* Port B -- LineMicIn2 / Rear Headphone */
{ 0x12, 0x01a170f0 }, /* Port C -- LineIn1 */
{ 0x13, 0x908700f0 }, /* What U Hear In*/
{ 0x18, 0x50d000f0 }, /* N/A */
diff --git a/sound/pci/hda/patch_hdmi.c b/sound/pci/hda/patch_hdmi.c
index b0068f8ca46d..2ddc27db8c01 100644
--- a/sound/pci/hda/patch_hdmi.c
+++ b/sound/pci/hda/patch_hdmi.c
@@ -78,6 +78,7 @@ struct hdmi_spec_per_pin {
int pcm_idx; /* which pcm is attached. -1 means no pcm is attached */
int repoll_count;
bool setup; /* the stream has been set up by prepare callback */
+ bool silent_stream;
int channels; /* current number of channels */
bool non_pcm;
bool chmap_set; /* channel-map override by ALSA API? */
@@ -979,6 +980,13 @@ static int hdmi_choose_cvt(struct hda_codec *codec,
else
per_pin = get_pin(spec, pin_idx);
+ if (per_pin && per_pin->silent_stream) {
+ cvt_idx = cvt_nid_to_cvt_index(codec, per_pin->cvt_nid);
+ if (cvt_id)
+ *cvt_id = cvt_idx;
+ return 0;
+ }
+
/* Dynamically assign converter to stream */
for (cvt_idx = 0; cvt_idx < spec->num_cvts; cvt_idx++) {
per_cvt = get_cvt(spec, cvt_idx);
@@ -1642,30 +1650,95 @@ static void hdmi_present_sense_via_verbs(struct hdmi_spec_per_pin *per_pin,
snd_hda_power_down_pm(codec);
}
+#define I915_SILENT_RATE 48000
+#define I915_SILENT_CHANNELS 2
+#define I915_SILENT_FORMAT SNDRV_PCM_FORMAT_S16_LE
+#define I915_SILENT_FORMAT_BITS 16
+#define I915_SILENT_FMT_MASK 0xf
+
static void silent_stream_enable(struct hda_codec *codec,
- struct hdmi_spec_per_pin *per_pin)
+ struct hdmi_spec_per_pin *per_pin)
{
- unsigned int newval, oldval;
-
- codec_dbg(codec, "hdmi: enabling silent stream for NID %d\n",
- per_pin->pin_nid);
+ struct hdmi_spec *spec = codec->spec;
+ struct hdmi_spec_per_cvt *per_cvt;
+ int cvt_idx, pin_idx, err;
+ unsigned int format;
mutex_lock(&per_pin->lock);
- if (!per_pin->channels)
- per_pin->channels = 2;
+ if (per_pin->setup) {
+ codec_dbg(codec, "hdmi: PCM already open, no silent stream\n");
+ goto unlock_out;
+ }
- oldval = snd_hda_codec_read(codec, per_pin->pin_nid, 0,
- AC_VERB_GET_CONV, 0);
- newval = (oldval & 0xF0) | 0xF;
- snd_hda_codec_write(codec, per_pin->pin_nid, 0,
- AC_VERB_SET_CHANNEL_STREAMID, newval);
+ pin_idx = pin_id_to_pin_index(codec, per_pin->pin_nid, per_pin->dev_id);
+ err = hdmi_choose_cvt(codec, pin_idx, &cvt_idx);
+ if (err) {
+ codec_err(codec, "hdmi: no free converter to enable silent mode\n");
+ goto unlock_out;
+ }
+
+ per_cvt = get_cvt(spec, cvt_idx);
+ per_cvt->assigned = 1;
+ per_pin->cvt_nid = per_cvt->cvt_nid;
+ per_pin->silent_stream = true;
+ codec_dbg(codec, "hdmi: enabling silent stream pin-NID=0x%x cvt-NID=0x%x\n",
+ per_pin->pin_nid, per_cvt->cvt_nid);
+
+ snd_hda_set_dev_select(codec, per_pin->pin_nid, per_pin->dev_id);
+ snd_hda_codec_write_cache(codec, per_pin->pin_nid, 0,
+ AC_VERB_SET_CONNECT_SEL,
+ per_pin->mux_idx);
+
+ /* configure unused pins to choose other converters */
+ pin_cvt_fixup(codec, per_pin, 0);
+
+ snd_hdac_sync_audio_rate(&codec->core, per_pin->pin_nid,
+ per_pin->dev_id, I915_SILENT_RATE);
+
+ /* trigger silent stream generation in hw */
+ format = snd_hdac_calc_stream_format(I915_SILENT_RATE, I915_SILENT_CHANNELS,
+ I915_SILENT_FORMAT, I915_SILENT_FORMAT_BITS, 0);
+ snd_hda_codec_setup_stream(codec, per_pin->cvt_nid,
+ I915_SILENT_FMT_MASK, I915_SILENT_FMT_MASK, format);
+ usleep_range(100, 200);
+ snd_hda_codec_setup_stream(codec, per_pin->cvt_nid, I915_SILENT_FMT_MASK, 0, format);
+
+ per_pin->channels = I915_SILENT_CHANNELS;
hdmi_setup_audio_infoframe(codec, per_pin, per_pin->non_pcm);
+ unlock_out:
mutex_unlock(&per_pin->lock);
}
+static void silent_stream_disable(struct hda_codec *codec,
+ struct hdmi_spec_per_pin *per_pin)
+{
+ struct hdmi_spec *spec = codec->spec;
+ struct hdmi_spec_per_cvt *per_cvt;
+ int cvt_idx;
+
+ mutex_lock(&per_pin->lock);
+ if (!per_pin->silent_stream)
+ goto unlock_out;
+
+ codec_dbg(codec, "HDMI: disable silent stream on pin-NID=0x%x cvt-NID=0x%x\n",
+ per_pin->pin_nid, per_pin->cvt_nid);
+
+ cvt_idx = cvt_nid_to_cvt_index(codec, per_pin->cvt_nid);
+ if (cvt_idx >= 0 && cvt_idx < spec->num_cvts) {
+ per_cvt = get_cvt(spec, cvt_idx);
+ per_cvt->assigned = 0;
+ }
+
+ per_pin->cvt_nid = 0;
+ per_pin->silent_stream = false;
+
+ unlock_out:
+ mutex_unlock(&spec->pcm_lock);
+}
+
/* update ELD and jack state via audio component */
static void sync_eld_via_acomp(struct hda_codec *codec,
struct hdmi_spec_per_pin *per_pin)
@@ -1701,6 +1774,7 @@ static void sync_eld_via_acomp(struct hda_codec *codec,
pm_ret);
silent_stream_enable(codec, per_pin);
} else if (monitor_prev && !monitor_next) {
+ silent_stream_disable(codec, per_pin);
pm_ret = snd_hda_power_down_pm(codec);
if (pm_ret < 0)
codec_err(codec,
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index 8616c5624870..dde5ba209541 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -2516,6 +2516,7 @@ static const struct snd_pci_quirk alc882_fixup_tbl[] = {
SND_PCI_QUIRK(0x1458, 0xa0ce, "Gigabyte X570 Aorus Xtreme", ALC1220_FIXUP_CLEVO_P950),
SND_PCI_QUIRK(0x1462, 0x11f7, "MSI-GE63", ALC1220_FIXUP_CLEVO_P950),
SND_PCI_QUIRK(0x1462, 0x1228, "MSI-GP63", ALC1220_FIXUP_CLEVO_P950),
+ SND_PCI_QUIRK(0x1462, 0x1229, "MSI-GP73", ALC1220_FIXUP_CLEVO_P950),
SND_PCI_QUIRK(0x1462, 0x1275, "MSI-GL63", ALC1220_FIXUP_CLEVO_P950),
SND_PCI_QUIRK(0x1462, 0x1276, "MSI-GL73", ALC1220_FIXUP_CLEVO_P950),
SND_PCI_QUIRK(0x1462, 0x1293, "MSI-GP65", ALC1220_FIXUP_CLEVO_P950),
@@ -3104,6 +3105,7 @@ static void alc_disable_headset_jack_key(struct hda_codec *codec)
case 0x10ec0215:
case 0x10ec0225:
case 0x10ec0285:
+ case 0x10ec0287:
case 0x10ec0295:
case 0x10ec0289:
case 0x10ec0299:
@@ -3130,6 +3132,7 @@ static void alc_enable_headset_jack_key(struct hda_codec *codec)
case 0x10ec0215:
case 0x10ec0225:
case 0x10ec0285:
+ case 0x10ec0287:
case 0x10ec0295:
case 0x10ec0289:
case 0x10ec0299:
@@ -6366,6 +6369,7 @@ enum {
ALC287_FIXUP_HP_GPIO_LED,
ALC256_FIXUP_HP_HEADSET_MIC,
ALC236_FIXUP_DELL_AIO_HEADSET_MIC,
+ ALC282_FIXUP_ACER_DISABLE_LINEOUT,
};
static const struct hda_fixup alc269_fixups[] = {
@@ -7789,6 +7793,16 @@ static const struct hda_fixup alc269_fixups[] = {
.chained = true,
.chain_id = ALC255_FIXUP_DELL1_MIC_NO_PRESENCE
},
+ [ALC282_FIXUP_ACER_DISABLE_LINEOUT] = {
+ .type = HDA_FIXUP_PINS,
+ .v.pins = (const struct hda_pintbl[]) {
+ { 0x1b, 0x411111f0 },
+ { 0x18, 0x01a1913c }, /* use as headset mic, without its own jack detect */
+ { },
+ },
+ .chained = true,
+ .chain_id = ALC269_FIXUP_HEADSET_MODE
+ },
};
static const struct snd_pci_quirk alc269_fixup_tbl[] = {
@@ -7803,11 +7817,14 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
SND_PCI_QUIRK(0x1025, 0x0762, "Acer Aspire E1-472", ALC271_FIXUP_HP_GATE_MIC_JACK_E1_572),
SND_PCI_QUIRK(0x1025, 0x0775, "Acer Aspire E1-572", ALC271_FIXUP_HP_GATE_MIC_JACK_E1_572),
SND_PCI_QUIRK(0x1025, 0x079b, "Acer Aspire V5-573G", ALC282_FIXUP_ASPIRE_V5_PINS),
+ SND_PCI_QUIRK(0x1025, 0x101c, "Acer Veriton N2510G", ALC269_FIXUP_LIFEBOOK),
SND_PCI_QUIRK(0x1025, 0x102b, "Acer Aspire C24-860", ALC286_FIXUP_ACER_AIO_MIC_NO_PRESENCE),
SND_PCI_QUIRK(0x1025, 0x1065, "Acer Aspire C20-820", ALC269VC_FIXUP_ACER_HEADSET_MIC),
SND_PCI_QUIRK(0x1025, 0x106d, "Acer Cloudbook 14", ALC283_FIXUP_CHROME_BOOK),
SND_PCI_QUIRK(0x1025, 0x1099, "Acer Aspire E5-523G", ALC255_FIXUP_ACER_MIC_NO_PRESENCE),
SND_PCI_QUIRK(0x1025, 0x110e, "Acer Aspire ES1-432", ALC255_FIXUP_ACER_MIC_NO_PRESENCE),
+ SND_PCI_QUIRK(0x1025, 0x1166, "Acer Veriton N4640G", ALC269_FIXUP_LIFEBOOK),
+ SND_PCI_QUIRK(0x1025, 0x1167, "Acer Veriton N6640G", ALC269_FIXUP_LIFEBOOK),
SND_PCI_QUIRK(0x1025, 0x1246, "Acer Predator Helios 500", ALC299_FIXUP_PREDATOR_SPK),
SND_PCI_QUIRK(0x1025, 0x1247, "Acer vCopperbox", ALC269VC_FIXUP_ACER_VCOPPERBOX_PINS),
SND_PCI_QUIRK(0x1025, 0x1248, "Acer Veriton N4660G", ALC269VC_FIXUP_ACER_MIC_NO_PRESENCE),
@@ -7868,6 +7885,7 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
SND_PCI_QUIRK(0x1028, 0x09bf, "Dell Precision", ALC233_FIXUP_ASUS_MIC_NO_PRESENCE),
SND_PCI_QUIRK(0x1028, 0x0a2e, "Dell", ALC236_FIXUP_DELL_AIO_HEADSET_MIC),
SND_PCI_QUIRK(0x1028, 0x0a30, "Dell", ALC236_FIXUP_DELL_AIO_HEADSET_MIC),
+ SND_PCI_QUIRK(0x1028, 0x0a58, "Dell Precision 3650 Tower", ALC255_FIXUP_DELL_HEADSET_MIC),
SND_PCI_QUIRK(0x1028, 0x164a, "Dell", ALC293_FIXUP_DELL1_MIC_NO_PRESENCE),
SND_PCI_QUIRK(0x1028, 0x164b, "Dell", ALC293_FIXUP_DELL1_MIC_NO_PRESENCE),
SND_PCI_QUIRK(0x103c, 0x1586, "HP", ALC269_FIXUP_HP_MUTE_LED_MIC2),
@@ -7956,6 +7974,7 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
SND_PCI_QUIRK(0x1043, 0x10d0, "ASUS X540LA/X540LJ", ALC255_FIXUP_ASUS_MIC_NO_PRESENCE),
SND_PCI_QUIRK(0x1043, 0x115d, "Asus 1015E", ALC269_FIXUP_LIMIT_INT_MIC_BOOST),
SND_PCI_QUIRK(0x1043, 0x11c0, "ASUS X556UR", ALC255_FIXUP_ASUS_MIC_NO_PRESENCE),
+ SND_PCI_QUIRK(0x1043, 0x1271, "ASUS X430UN", ALC256_FIXUP_ASUS_MIC_NO_PRESENCE),
SND_PCI_QUIRK(0x1043, 0x1290, "ASUS X441SA", ALC233_FIXUP_EAPD_COEF_AND_MIC_NO_PRESENCE),
SND_PCI_QUIRK(0x1043, 0x12a0, "ASUS X441UV", ALC233_FIXUP_EAPD_COEF_AND_MIC_NO_PRESENCE),
SND_PCI_QUIRK(0x1043, 0x12f0, "ASUS X541UV", ALC256_FIXUP_ASUS_MIC),
@@ -7976,6 +7995,7 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
SND_PCI_QUIRK(0x1043, 0x1b13, "Asus U41SV", ALC269_FIXUP_INV_DMIC),
SND_PCI_QUIRK(0x1043, 0x1bbd, "ASUS Z550MA", ALC255_FIXUP_ASUS_MIC_NO_PRESENCE),
SND_PCI_QUIRK(0x1043, 0x1c23, "Asus X55U", ALC269_FIXUP_LIMIT_INT_MIC_BOOST),
+ SND_PCI_QUIRK(0x1043, 0x125e, "ASUS Q524UQK", ALC255_FIXUP_ASUS_MIC_NO_PRESENCE),
SND_PCI_QUIRK(0x1043, 0x1ccd, "ASUS X555UB", ALC256_FIXUP_ASUS_MIC),
SND_PCI_QUIRK(0x1043, 0x1d4e, "ASUS TM420", ALC256_FIXUP_ASUS_HPE),
SND_PCI_QUIRK(0x1043, 0x1e11, "ASUS Zephyrus G15", ALC289_FIXUP_ASUS_GA502),
@@ -8013,6 +8033,7 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
SND_PCI_QUIRK(0x1458, 0xfa53, "Gigabyte BXBT-2807", ALC283_FIXUP_HEADSET_MIC),
SND_PCI_QUIRK(0x1462, 0xb120, "MSI Cubi MS-B120", ALC283_FIXUP_HEADSET_MIC),
SND_PCI_QUIRK(0x1462, 0xb171, "Cubi N 8GL (MS-B171)", ALC283_FIXUP_HEADSET_MIC),
+ SND_PCI_QUIRK(0x152d, 0x1082, "Quanta NL3", ALC269_FIXUP_LIFEBOOK),
SND_PCI_QUIRK(0x1558, 0x1323, "Clevo N130ZU", ALC293_FIXUP_SYSTEM76_MIC_NO_PRESENCE),
SND_PCI_QUIRK(0x1558, 0x1325, "System76 Darter Pro (darp5)", ALC293_FIXUP_SYSTEM76_MIC_NO_PRESENCE),
SND_PCI_QUIRK(0x1558, 0x1401, "Clevo L140[CZ]U", ALC293_FIXUP_SYSTEM76_MIC_NO_PRESENCE),
@@ -8560,6 +8581,22 @@ static const struct snd_hda_pin_quirk alc269_pin_fixup_tbl[] = {
{0x12, 0x90a60140},
{0x19, 0x04a11030},
{0x21, 0x04211020}),
+ SND_HDA_PIN_QUIRK(0x10ec0282, 0x1025, "Acer", ALC282_FIXUP_ACER_DISABLE_LINEOUT,
+ ALC282_STANDARD_PINS,
+ {0x12, 0x90a609c0},
+ {0x18, 0x03a11830},
+ {0x19, 0x04a19831},
+ {0x1a, 0x0481303f},
+ {0x1b, 0x04211020},
+ {0x21, 0x0321101f}),
+ SND_HDA_PIN_QUIRK(0x10ec0282, 0x1025, "Acer", ALC282_FIXUP_ACER_DISABLE_LINEOUT,
+ ALC282_STANDARD_PINS,
+ {0x12, 0x90a60940},
+ {0x18, 0x03a11830},
+ {0x19, 0x04a19831},
+ {0x1a, 0x0481303f},
+ {0x1b, 0x04211020},
+ {0x21, 0x0321101f}),
SND_HDA_PIN_QUIRK(0x10ec0283, 0x1028, "Dell", ALC269_FIXUP_DELL1_MIC_NO_PRESENCE,
ALC282_STANDARD_PINS,
{0x12, 0x90a60130},
@@ -8573,11 +8610,20 @@ static const struct snd_hda_pin_quirk alc269_pin_fixup_tbl[] = {
{0x12, 0x90a60130},
{0x19, 0x03a11020},
{0x21, 0x0321101f}),
+ SND_HDA_PIN_QUIRK(0x10ec0285, 0x17aa, "Lenovo", ALC285_FIXUP_THINKPAD_NO_BASS_SPK_HEADSET_JACK,
+ {0x14, 0x90170110},
+ {0x19, 0x04a11040},
+ {0x21, 0x04211020}),
SND_HDA_PIN_QUIRK(0x10ec0285, 0x17aa, "Lenovo", ALC285_FIXUP_LENOVO_PC_BEEP_IN_NOISE,
{0x12, 0x90a60130},
{0x14, 0x90170110},
{0x19, 0x04a11040},
{0x21, 0x04211020}),
+ SND_HDA_PIN_QUIRK(0x10ec0287, 0x17aa, "Lenovo", ALC285_FIXUP_THINKPAD_HEADSET_JACK,
+ {0x14, 0x90170110},
+ {0x17, 0x90170111},
+ {0x19, 0x03a11030},
+ {0x21, 0x03211020}),
SND_HDA_PIN_QUIRK(0x10ec0286, 0x1025, "Acer", ALC286_FIXUP_ACER_AIO_MIC_NO_PRESENCE,
{0x12, 0x90a60130},
{0x17, 0x90170110},
diff --git a/sound/soc/amd/acp-da7219-max98357a.c b/sound/soc/amd/acp-da7219-max98357a.c
index a7702e64ec51..849288d01c6b 100644
--- a/sound/soc/amd/acp-da7219-max98357a.c
+++ b/sound/soc/amd/acp-da7219-max98357a.c
@@ -73,8 +73,13 @@ static int cz_da7219_init(struct snd_soc_pcm_runtime *rtd)
return ret;
}
- da7219_dai_wclk = clk_get(component->dev, "da7219-dai-wclk");
- da7219_dai_bclk = clk_get(component->dev, "da7219-dai-bclk");
+ da7219_dai_wclk = devm_clk_get(component->dev, "da7219-dai-wclk");
+ if (IS_ERR(da7219_dai_wclk))
+ return PTR_ERR(da7219_dai_wclk);
+
+ da7219_dai_bclk = devm_clk_get(component->dev, "da7219-dai-bclk");
+ if (IS_ERR(da7219_dai_bclk))
+ return PTR_ERR(da7219_dai_bclk);
ret = snd_soc_card_jack_new(card, "Headset Jack",
SND_JACK_HEADSET | SND_JACK_LINEOUT |
diff --git a/sound/soc/amd/raven/pci-acp3x.c b/sound/soc/amd/raven/pci-acp3x.c
index 31b797c8bfe6..77f2d9389606 100644
--- a/sound/soc/amd/raven/pci-acp3x.c
+++ b/sound/soc/amd/raven/pci-acp3x.c
@@ -118,6 +118,10 @@ static int snd_acp3x_probe(struct pci_dev *pci,
int ret, i;
u32 addr, val;
+ /* Raven device detection */
+ if (pci->revision != 0x00)
+ return -ENODEV;
+
if (pci_enable_device(pci)) {
dev_err(&pci->dev, "pci_enable_device failed\n");
return -ENODEV;
diff --git a/sound/soc/amd/renoir/rn-pci-acp3x.c b/sound/soc/amd/renoir/rn-pci-acp3x.c
index b943e59fc302..338b78c514ec 100644
--- a/sound/soc/amd/renoir/rn-pci-acp3x.c
+++ b/sound/soc/amd/renoir/rn-pci-acp3x.c
@@ -6,6 +6,7 @@
#include <linux/pci.h>
#include <linux/acpi.h>
+#include <linux/dmi.h>
#include <linux/module.h>
#include <linux/io.h>
#include <linux/delay.h>
@@ -20,14 +21,13 @@ module_param(acp_power_gating, int, 0644);
MODULE_PARM_DESC(acp_power_gating, "Enable acp power gating");
/**
- * dmic_acpi_check = -1 - Checks ACPI method to know DMIC hardware status runtime
- * = 0 - Skips the DMIC device creation and returns probe failure
- * = 1 - Assumes that platform has DMIC support and skips ACPI
- * method check
+ * dmic_acpi_check = -1 - Use ACPI/DMI method to detect the DMIC hardware presence at runtime
+ * = 0 - Skip the DMIC device creation and return probe failure
+ * = 1 - Force DMIC support
*/
static int dmic_acpi_check = ACP_DMIC_AUTO;
module_param(dmic_acpi_check, bint, 0644);
-MODULE_PARM_DESC(dmic_acpi_check, "checks Dmic hardware runtime");
+MODULE_PARM_DESC(dmic_acpi_check, "Digital microphone presence (-1=auto, 0=none, 1=force)");
struct acp_dev_data {
void __iomem *acp_base;
@@ -163,6 +163,17 @@ static int rn_acp_deinit(void __iomem *acp_base)
return 0;
}
+static const struct dmi_system_id rn_acp_quirk_table[] = {
+ {
+ /* Lenovo IdeaPad Flex 5 14ARE05, IdeaPad 5 15ARE05 */
+ .matches = {
+ DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "LENOVO"),
+ DMI_EXACT_MATCH(DMI_BOARD_NAME, "LNVNB161216"),
+ }
+ },
+ {}
+};
+
static int snd_rn_acp_probe(struct pci_dev *pci,
const struct pci_device_id *pci_id)
{
@@ -172,10 +183,15 @@ static int snd_rn_acp_probe(struct pci_dev *pci,
acpi_handle handle;
acpi_integer dmic_status;
#endif
+ const struct dmi_system_id *dmi_id;
unsigned int irqflags;
int ret, index;
u32 addr;
+ /* Renoir device check */
+ if (pci->revision != 0x01)
+ return -ENODEV;
+
if (pci_enable_device(pci)) {
dev_err(&pci->dev, "pci_enable_device failed\n");
return -ENODEV;
@@ -232,6 +248,12 @@ static int snd_rn_acp_probe(struct pci_dev *pci,
goto de_init;
}
#endif
+ dmi_id = dmi_first_match(rn_acp_quirk_table);
+ if (dmi_id && !dmi_id->driver_data) {
+ dev_info(&pci->dev, "ACPI settings override using DMI (ACP mic is not present)");
+ ret = -ENODEV;
+ goto de_init;
+ }
}
adata->res = devm_kzalloc(&pci->dev,
diff --git a/sound/soc/atmel/Kconfig b/sound/soc/atmel/Kconfig
index bd8854bfd2ee..142373ec411a 100644
--- a/sound/soc/atmel/Kconfig
+++ b/sound/soc/atmel/Kconfig
@@ -148,6 +148,7 @@ config SND_MCHP_SOC_SPDIFTX
config SND_MCHP_SOC_SPDIFRX
tristate "Microchip ASoC driver for boards using S/PDIF RX"
depends on OF && (ARCH_AT91 || COMPILE_TEST)
+ depends on COMMON_CLK
select SND_SOC_GENERIC_DMAENGINE_PCM
select REGMAP_MMIO
help
diff --git a/sound/soc/codecs/cros_ec_codec.c b/sound/soc/codecs/cros_ec_codec.c
index 28f039adfa13..5c3b7e5e55d2 100644
--- a/sound/soc/codecs/cros_ec_codec.c
+++ b/sound/soc/codecs/cros_ec_codec.c
@@ -332,7 +332,7 @@ static int i2s_rx_event(struct snd_soc_dapm_widget *w,
snd_soc_dapm_to_component(w->dapm);
struct cros_ec_codec_priv *priv =
snd_soc_component_get_drvdata(component);
- struct ec_param_ec_codec_i2s_rx p;
+ struct ec_param_ec_codec_i2s_rx p = {};
switch (event) {
case SND_SOC_DAPM_PRE_PMU:
diff --git a/sound/soc/codecs/cx2072x.c b/sound/soc/codecs/cx2072x.c
index 2ad00ed21bec..2f10991a8bdb 100644
--- a/sound/soc/codecs/cx2072x.c
+++ b/sound/soc/codecs/cx2072x.c
@@ -1579,7 +1579,7 @@ static struct snd_soc_dai_driver soc_codec_cx2072x_dai[] = {
.id = CX2072X_DAI_DSP,
.probe = cx2072x_dsp_dai_probe,
.playback = {
- .stream_name = "Playback",
+ .stream_name = "DSP Playback",
.channels_min = 2,
.channels_max = 2,
.rates = CX2072X_RATES_DSP,
@@ -1591,7 +1591,7 @@ static struct snd_soc_dai_driver soc_codec_cx2072x_dai[] = {
.name = "cx2072x-aec",
.id = 3,
.capture = {
- .stream_name = "Capture",
+ .stream_name = "AEC Capture",
.channels_min = 2,
.channels_max = 2,
.rates = CX2072X_RATES_DSP,
diff --git a/sound/soc/codecs/max98390.c b/sound/soc/codecs/max98390.c
index ff5cc9bbec29..bb736c44e68a 100644
--- a/sound/soc/codecs/max98390.c
+++ b/sound/soc/codecs/max98390.c
@@ -784,6 +784,7 @@ static int max98390_dsm_init(struct snd_soc_component *component)
if (fw->size < MAX98390_DSM_PARAM_MIN_SIZE) {
dev_err(component->dev,
"param fw is invalid.\n");
+ ret = -EINVAL;
goto err_alloc;
}
dsm_param = (char *)fw->data;
@@ -794,6 +795,7 @@ static int max98390_dsm_init(struct snd_soc_component *component)
fw->size < param_size + MAX98390_DSM_PAYLOAD_OFFSET) {
dev_err(component->dev,
"param fw is invalid.\n");
+ ret = -EINVAL;
goto err_alloc;
}
regmap_write(max98390->regmap, MAX98390_R203A_AMP_EN, 0x80);
diff --git a/sound/soc/codecs/wm8994.c b/sound/soc/codecs/wm8994.c
index fc9ea198ac79..f57884113406 100644
--- a/sound/soc/codecs/wm8994.c
+++ b/sound/soc/codecs/wm8994.c
@@ -4645,8 +4645,12 @@ static int wm8994_probe(struct platform_device *pdev)
pm_runtime_enable(&pdev->dev);
pm_runtime_idle(&pdev->dev);
- return devm_snd_soc_register_component(&pdev->dev, &soc_component_dev_wm8994,
+ ret = devm_snd_soc_register_component(&pdev->dev, &soc_component_dev_wm8994,
wm8994_dai, ARRAY_SIZE(wm8994_dai));
+ if (ret < 0)
+ pm_runtime_disable(&pdev->dev);
+
+ return ret;
}
static int wm8994_remove(struct platform_device *pdev)
diff --git a/sound/soc/codecs/wm8997.c b/sound/soc/codecs/wm8997.c
index 37e4bb3dbd8a..229f2986cd96 100644
--- a/sound/soc/codecs/wm8997.c
+++ b/sound/soc/codecs/wm8997.c
@@ -1177,6 +1177,8 @@ static int wm8997_probe(struct platform_device *pdev)
goto err_spk_irqs;
}
+ return ret;
+
err_spk_irqs:
arizona_free_spk_irqs(arizona);
diff --git a/sound/soc/codecs/wm8998.c b/sound/soc/codecs/wm8998.c
index f6c5cc80c970..5413254295b7 100644
--- a/sound/soc/codecs/wm8998.c
+++ b/sound/soc/codecs/wm8998.c
@@ -1375,7 +1375,7 @@ static int wm8998_probe(struct platform_device *pdev)
ret = arizona_init_spk_irqs(arizona);
if (ret < 0)
- return ret;
+ goto err_pm_disable;
ret = devm_snd_soc_register_component(&pdev->dev,
&soc_component_dev_wm8998,
@@ -1390,6 +1390,8 @@ static int wm8998_probe(struct platform_device *pdev)
err_spk_irqs:
arizona_free_spk_irqs(arizona);
+err_pm_disable:
+ pm_runtime_disable(&pdev->dev);
return ret;
}
diff --git a/sound/soc/codecs/wm_adsp.c b/sound/soc/codecs/wm_adsp.c
index e61d00486c65..dec8716aa8ef 100644
--- a/sound/soc/codecs/wm_adsp.c
+++ b/sound/soc/codecs/wm_adsp.c
@@ -1519,7 +1519,7 @@ static int wm_adsp_create_control(struct wm_adsp *dsp,
ctl_work = kzalloc(sizeof(*ctl_work), GFP_KERNEL);
if (!ctl_work) {
ret = -ENOMEM;
- goto err_ctl_cache;
+ goto err_list_del;
}
ctl_work->dsp = dsp;
@@ -1529,7 +1529,8 @@ static int wm_adsp_create_control(struct wm_adsp *dsp,
return 0;
-err_ctl_cache:
+err_list_del:
+ list_del(&ctl->list);
kfree(ctl->cache);
err_ctl_subname:
kfree(ctl->subname);
diff --git a/sound/soc/intel/Kconfig b/sound/soc/intel/Kconfig
index a5b446d5af19..c1bf69a0bcfe 100644
--- a/sound/soc/intel/Kconfig
+++ b/sound/soc/intel/Kconfig
@@ -198,7 +198,7 @@ endif ## SND_SOC_INTEL_SST_TOPLEVEL || SND_SOC_SOF_INTEL_TOPLEVEL
config SND_SOC_INTEL_KEEMBAY
tristate "Keembay Platforms"
- depends on ARM64 || COMPILE_TEST
+ depends on ARCH_KEEMBAY || COMPILE_TEST
depends on COMMON_CLK
help
If you have a Intel Keembay platform then enable this option
diff --git a/sound/soc/intel/boards/sof_maxim_common.c b/sound/soc/intel/boards/sof_maxim_common.c
index b6e63ea13d64..c2a9757181fe 100644
--- a/sound/soc/intel/boards/sof_maxim_common.c
+++ b/sound/soc/intel/boards/sof_maxim_common.c
@@ -49,11 +49,11 @@ static int max98373_hw_params(struct snd_pcm_substream *substream,
for_each_rtd_codec_dais(rtd, j, codec_dai) {
if (!strcmp(codec_dai->component->name, MAX_98373_DEV0_NAME)) {
/* DEV0 tdm slot configuration */
- snd_soc_dai_set_tdm_slot(codec_dai, 0x03, 3, 8, 24);
+ snd_soc_dai_set_tdm_slot(codec_dai, 0x03, 3, 8, 32);
}
if (!strcmp(codec_dai->component->name, MAX_98373_DEV1_NAME)) {
/* DEV1 tdm slot configuration */
- snd_soc_dai_set_tdm_slot(codec_dai, 0x0C, 3, 8, 24);
+ snd_soc_dai_set_tdm_slot(codec_dai, 0x0C, 3, 8, 32);
}
}
return 0;
diff --git a/sound/soc/jz4740/jz4740-i2s.c b/sound/soc/jz4740/jz4740-i2s.c
index c7bd20104b20..0793e284d0e7 100644
--- a/sound/soc/jz4740/jz4740-i2s.c
+++ b/sound/soc/jz4740/jz4740-i2s.c
@@ -312,10 +312,14 @@ static int jz4740_i2s_set_sysclk(struct snd_soc_dai *dai, int clk_id,
switch (clk_id) {
case JZ4740_I2S_CLKSRC_EXT:
parent = clk_get(NULL, "ext");
+ if (IS_ERR(parent))
+ return PTR_ERR(parent);
clk_set_parent(i2s->clk_i2s, parent);
break;
case JZ4740_I2S_CLKSRC_PLL:
parent = clk_get(NULL, "pll half");
+ if (IS_ERR(parent))
+ return PTR_ERR(parent);
clk_set_parent(i2s->clk_i2s, parent);
ret = clk_set_rate(i2s->clk_i2s, freq);
break;
diff --git a/sound/soc/meson/Kconfig b/sound/soc/meson/Kconfig
index 363dc3b1bbe4..ce0cbdc69b2e 100644
--- a/sound/soc/meson/Kconfig
+++ b/sound/soc/meson/Kconfig
@@ -1,6 +1,6 @@
# SPDX-License-Identifier: GPL-2.0-only
menu "ASoC support for Amlogic platforms"
- depends on ARCH_MESON || COMPILE_TEST
+ depends on ARCH_MESON || (COMPILE_TEST && COMMON_CLK)
config SND_MESON_AIU
tristate "Amlogic AIU"
diff --git a/sound/soc/qcom/Kconfig b/sound/soc/qcom/Kconfig
index 2696ffcba880..a824f793811b 100644
--- a/sound/soc/qcom/Kconfig
+++ b/sound/soc/qcom/Kconfig
@@ -106,6 +106,7 @@ config SND_SOC_QDSP6
config SND_SOC_MSM8996
tristate "SoC Machine driver for MSM8996 and APQ8096 boards"
depends on QCOM_APR
+ depends on COMMON_CLK
select SND_SOC_QDSP6
select SND_SOC_QCOM_COMMON
help
diff --git a/sound/soc/qcom/common.c b/sound/soc/qcom/common.c
index 54660f126d09..09af00700700 100644
--- a/sound/soc/qcom/common.c
+++ b/sound/soc/qcom/common.c
@@ -58,7 +58,7 @@ int qcom_snd_parse_of(struct snd_soc_card *card)
dlc = devm_kzalloc(dev, 2 * sizeof(*dlc), GFP_KERNEL);
if (!dlc) {
ret = -ENOMEM;
- goto err;
+ goto err_put_np;
}
link->cpus = &dlc[0];
@@ -70,7 +70,7 @@ int qcom_snd_parse_of(struct snd_soc_card *card)
ret = of_property_read_string(np, "link-name", &link->name);
if (ret) {
dev_err(card->dev, "error getting codec dai_link name\n");
- goto err;
+ goto err_put_np;
}
cpu = of_get_child_by_name(np, "cpu");
@@ -130,8 +130,10 @@ int qcom_snd_parse_of(struct snd_soc_card *card)
} else {
/* DPCM frontend */
dlc = devm_kzalloc(dev, sizeof(*dlc), GFP_KERNEL);
- if (!dlc)
- return -ENOMEM;
+ if (!dlc) {
+ ret = -ENOMEM;
+ goto err;
+ }
link->codecs = dlc;
link->num_codecs = 1;
@@ -158,10 +160,11 @@ int qcom_snd_parse_of(struct snd_soc_card *card)
return 0;
err:
- of_node_put(np);
of_node_put(cpu);
of_node_put(codec);
of_node_put(platform);
+err_put_np:
+ of_node_put(np);
return ret;
}
EXPORT_SYMBOL(qcom_snd_parse_of);
diff --git a/sound/soc/qcom/lpass-hdmi.c b/sound/soc/qcom/lpass-hdmi.c
index 172952d3a5d6..abfb8737a89f 100644
--- a/sound/soc/qcom/lpass-hdmi.c
+++ b/sound/soc/qcom/lpass-hdmi.c
@@ -24,7 +24,7 @@ static int lpass_hdmi_daiops_hw_params(struct snd_pcm_substream *substream,
unsigned int rate = params_rate(params);
unsigned int channels = params_channels(params);
unsigned int ret;
- unsigned int bitwidth;
+ int bitwidth;
unsigned int word_length;
unsigned int ch_sts_buf0;
unsigned int ch_sts_buf1;
diff --git a/sound/soc/qcom/qdsp6/q6afe-clocks.c b/sound/soc/qcom/qdsp6/q6afe-clocks.c
index 2efc2eaa0424..acfc0c698f6a 100644
--- a/sound/soc/qcom/qdsp6/q6afe-clocks.c
+++ b/sound/soc/qcom/qdsp6/q6afe-clocks.c
@@ -16,6 +16,7 @@
.afe_clk_id = Q6AFE_##id, \
.name = #id, \
.attributes = LPASS_CLK_ATTRIBUTE_COUPLE_NO, \
+ .rate = 19200000, \
.hw.init = &(struct clk_init_data) { \
.ops = &clk_q6afe_ops, \
.name = #id, \
diff --git a/sound/soc/soc-pcm.c b/sound/soc/soc-pcm.c
index dcab9527ba3d..91bf33958159 100644
--- a/sound/soc/soc-pcm.c
+++ b/sound/soc/soc-pcm.c
@@ -2231,6 +2231,7 @@ static int dpcm_fe_dai_do_trigger(struct snd_pcm_substream *substream, int cmd)
case SNDRV_PCM_TRIGGER_START:
case SNDRV_PCM_TRIGGER_RESUME:
case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
+ case SNDRV_PCM_TRIGGER_DRAIN:
ret = dpcm_dai_trigger_fe_be(substream, cmd, true);
break;
case SNDRV_PCM_TRIGGER_STOP:
@@ -2248,6 +2249,7 @@ static int dpcm_fe_dai_do_trigger(struct snd_pcm_substream *substream, int cmd)
case SNDRV_PCM_TRIGGER_START:
case SNDRV_PCM_TRIGGER_RESUME:
case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
+ case SNDRV_PCM_TRIGGER_DRAIN:
ret = dpcm_dai_trigger_fe_be(substream, cmd, false);
break;
case SNDRV_PCM_TRIGGER_STOP:
diff --git a/sound/soc/sof/intel/Kconfig b/sound/soc/sof/intel/Kconfig
index a066e08860cb..5bfc2f8b13b9 100644
--- a/sound/soc/sof/intel/Kconfig
+++ b/sound/soc/sof/intel/Kconfig
@@ -271,6 +271,7 @@ config SND_SOC_SOF_JASPERLAKE
config SND_SOC_SOF_HDA_COMMON
tristate
+ select SND_INTEL_DSP_CONFIG
select SND_SOC_SOF_INTEL_COMMON
select SND_SOC_SOF_HDA_LINK_BASELINE
help
@@ -330,7 +331,6 @@ config SND_SOC_SOF_HDA
tristate
select SND_HDA_EXT_CORE if SND_SOC_SOF_HDA_LINK
select SND_SOC_HDAC_HDA if SND_SOC_SOF_HDA_AUDIO_CODEC
- select SND_INTEL_DSP_CONFIG
help
This option is not user-selectable but automagically handled by
'select' statements at a higher level
diff --git a/sound/soc/sunxi/sun4i-i2s.c b/sound/soc/sunxi/sun4i-i2s.c
index f23ff29e7c1d..a994b5cf87b3 100644
--- a/sound/soc/sunxi/sun4i-i2s.c
+++ b/sound/soc/sunxi/sun4i-i2s.c
@@ -450,11 +450,11 @@ static int sun8i_i2s_set_chan_cfg(const struct sun4i_i2s *i2s,
switch (i2s->format & SND_SOC_DAIFMT_FORMAT_MASK) {
case SND_SOC_DAIFMT_DSP_A:
case SND_SOC_DAIFMT_DSP_B:
- case SND_SOC_DAIFMT_LEFT_J:
- case SND_SOC_DAIFMT_RIGHT_J:
lrck_period = params_physical_width(params) * slots;
break;
+ case SND_SOC_DAIFMT_LEFT_J:
+ case SND_SOC_DAIFMT_RIGHT_J:
case SND_SOC_DAIFMT_I2S:
lrck_period = params_physical_width(params);
break;
diff --git a/sound/usb/card.c b/sound/usb/card.c
index 4457214a3ae6..57d6d4ff01e0 100644
--- a/sound/usb/card.c
+++ b/sound/usb/card.c
@@ -382,6 +382,9 @@ static const struct usb_audio_device_name usb_audio_names[] = {
/* ASUS ROG Strix */
PROFILE_NAME(0x0b05, 0x1917,
"Realtek", "ALC1220-VB-DT", "Realtek-ALC1220-VB-Desktop"),
+ /* ASUS PRIME TRX40 PRO-S */
+ PROFILE_NAME(0x0b05, 0x1918,
+ "Realtek", "ALC1220-VB-DT", "Realtek-ALC1220-VB-Desktop"),
/* Dell WD15 Dock */
PROFILE_NAME(0x0bda, 0x4014, "Dell", "WD15 Dock", "Dell-WD15-Dock"),
diff --git a/sound/usb/clock.c b/sound/usb/clock.c
index f3ca59005d91..674e15bf98ed 100644
--- a/sound/usb/clock.c
+++ b/sound/usb/clock.c
@@ -531,6 +531,12 @@ static int set_sample_rate_v1(struct snd_usb_audio *chip, int iface,
}
crate = data[0] | (data[1] << 8) | (data[2] << 16);
+ if (!crate) {
+ dev_info(&dev->dev, "failed to read current rate; disabling the check\n");
+ chip->sample_rate_read_error = 3; /* three strikes, see above */
+ return 0;
+ }
+
if (crate != rate) {
dev_warn(&dev->dev, "current rate %d is different from the runtime rate %d\n", crate, rate);
// runtime->rate = crate;
diff --git a/sound/usb/quirks.c b/sound/usb/quirks.c
index c50be2f75f70..f82c2ab809c1 100644
--- a/sound/usb/quirks.c
+++ b/sound/usb/quirks.c
@@ -1799,6 +1799,7 @@ u64 snd_usb_interface_dsd_format_quirks(struct snd_usb_audio *chip,
case 0x25ce: /* Mytek devices */
case 0x278b: /* Rotel? */
case 0x292b: /* Gustard/Ess based devices */
+ case 0x2972: /* FiiO devices */
case 0x2ab6: /* T+A devices */
case 0x3353: /* Khadas devices */
case 0x3842: /* EVGA */
diff --git a/tools/build/feature/Makefile b/tools/build/feature/Makefile
index cdde783f3018..89ba522e377d 100644
--- a/tools/build/feature/Makefile
+++ b/tools/build/feature/Makefile
@@ -90,7 +90,7 @@ __BUILDXX = $(CXX) $(CXXFLAGS) -MD -Wall -Werror -o $@ $(patsubst %.bin,%.cpp,$(
###############################
$(OUTPUT)test-all.bin:
- $(BUILD) -fstack-protector-all -O2 -D_FORTIFY_SOURCE=2 -ldw -lelf -lnuma -lelf -I/usr/include/slang -lslang $(FLAGS_PERL_EMBED) $(FLAGS_PYTHON_EMBED) -DPACKAGE='"perf"' -lbfd -ldl -lz -llzma -lzstd
+ $(BUILD) -fstack-protector-all -O2 -D_FORTIFY_SOURCE=2 -ldw -lelf -lnuma -lelf -I/usr/include/slang -lslang $(FLAGS_PERL_EMBED) $(FLAGS_PYTHON_EMBED) -DPACKAGE='"perf"' -lbfd -ldl -lz -llzma -lzstd -lcap
$(OUTPUT)test-hello.bin:
$(BUILD)
diff --git a/tools/lib/bpf/libbpf.c b/tools/lib/bpf/libbpf.c
index 28baee7ba1ca..ad165e6e74bc 100644
--- a/tools/lib/bpf/libbpf.c
+++ b/tools/lib/bpf/libbpf.c
@@ -7649,6 +7649,16 @@ bool bpf_map__is_pinned(const struct bpf_map *map)
return map->pinned;
}
+static void sanitize_pin_path(char *s)
+{
+ /* bpffs disallows periods in path names */
+ while (*s) {
+ if (*s == '.')
+ *s = '_';
+ s++;
+ }
+}
+
int bpf_object__pin_maps(struct bpf_object *obj, const char *path)
{
struct bpf_map *map;
@@ -7678,6 +7688,7 @@ int bpf_object__pin_maps(struct bpf_object *obj, const char *path)
err = -ENAMETOOLONG;
goto err_unpin_maps;
}
+ sanitize_pin_path(buf);
pin_path = buf;
} else if (!map->pin_path) {
continue;
@@ -7722,6 +7733,7 @@ int bpf_object__unpin_maps(struct bpf_object *obj, const char *path)
return -EINVAL;
else if (len >= PATH_MAX)
return -ENAMETOOLONG;
+ sanitize_pin_path(buf);
pin_path = buf;
} else if (!map->pin_path) {
continue;
diff --git a/tools/perf/tests/expand-cgroup.c b/tools/perf/tests/expand-cgroup.c
index d5771e4d094f..4c59f3ae438f 100644
--- a/tools/perf/tests/expand-cgroup.c
+++ b/tools/perf/tests/expand-cgroup.c
@@ -145,7 +145,7 @@ static int expand_libpfm_events(void)
int ret;
struct evlist *evlist;
struct rblist metric_events;
- const char event_str[] = "UNHALTED_CORE_CYCLES";
+ const char event_str[] = "CYCLES";
struct option opt = {
.value = &evlist,
};
diff --git a/tools/perf/tests/pmu-events.c b/tools/perf/tests/pmu-events.c
index d3517a74d95e..31f987bb7ebb 100644
--- a/tools/perf/tests/pmu-events.c
+++ b/tools/perf/tests/pmu-events.c
@@ -561,7 +561,7 @@ static int metric_parse_fake(const char *str)
}
}
- if (expr__parse(&result, &ctx, str, 1))
+ if (expr__parse(&result, &ctx, str, 0))
pr_err("expr__parse failed\n");
else
ret = 0;
diff --git a/tools/perf/util/parse-regs-options.c b/tools/perf/util/parse-regs-options.c
index e687497b3aac..a4a100425b3a 100644
--- a/tools/perf/util/parse-regs-options.c
+++ b/tools/perf/util/parse-regs-options.c
@@ -54,7 +54,7 @@ __parse_regs(const struct option *opt, const char *str, int unset, bool intr)
#endif
fputc('\n', stderr);
/* just printing available regs */
- return -1;
+ goto error;
}
#ifdef HAVE_PERF_REGS_SUPPORT
for (r = sample_reg_masks; r->name; r++) {
diff --git a/tools/perf/util/probe-file.c b/tools/perf/util/probe-file.c
index 064b63a6a3f3..bbecb449ea94 100644
--- a/tools/perf/util/probe-file.c
+++ b/tools/perf/util/probe-file.c
@@ -791,7 +791,7 @@ static char *synthesize_sdt_probe_command(struct sdt_note *note,
const char *sdtgrp)
{
struct strbuf buf;
- char *ret = NULL, **args;
+ char *ret = NULL;
int i, args_count, err;
unsigned long long ref_ctr_offset;
@@ -813,12 +813,19 @@ static char *synthesize_sdt_probe_command(struct sdt_note *note,
goto out;
if (note->args) {
- args = argv_split(note->args, &args_count);
+ char **args = argv_split(note->args, &args_count);
+
+ if (args == NULL)
+ goto error;
for (i = 0; i < args_count; ++i) {
- if (synthesize_sdt_probe_arg(&buf, i, args[i]) < 0)
+ if (synthesize_sdt_probe_arg(&buf, i, args[i]) < 0) {
+ argv_free(args);
goto error;
+ }
}
+
+ argv_free(args);
}
out:
diff --git a/tools/testing/selftests/bpf/Makefile b/tools/testing/selftests/bpf/Makefile
index 542768f5195b..136df8c10281 100644
--- a/tools/testing/selftests/bpf/Makefile
+++ b/tools/testing/selftests/bpf/Makefile
@@ -220,7 +220,8 @@ $(RESOLVE_BTFIDS): $(BPFOBJ) | $(BUILD_DIR)/resolve_btfids \
# build would have failed anyways.
define get_sys_includes
$(shell $(1) -v -E - </dev/null 2>&1 \
- | sed -n '/<...> search starts here:/,/End of search list./{ s| \(/.*\)|-idirafter \1|p }')
+ | sed -n '/<...> search starts here:/,/End of search list./{ s| \(/.*\)|-idirafter \1|p }') \
+$(shell $(1) -dM -E - </dev/null | grep '#define __riscv_xlen ' | sed 's/#define /-D/' | sed 's/ /=/')
endef
# Determine target endianness.
diff --git a/tools/testing/selftests/bpf/progs/local_storage.c b/tools/testing/selftests/bpf/progs/local_storage.c
index 0758ba229ae0..09529e33be98 100644
--- a/tools/testing/selftests/bpf/progs/local_storage.c
+++ b/tools/testing/selftests/bpf/progs/local_storage.c
@@ -58,20 +58,22 @@ int BPF_PROG(unlink_hook, struct inode *dir, struct dentry *victim)
{
__u32 pid = bpf_get_current_pid_tgid() >> 32;
struct dummy_storage *storage;
+ int err;
if (pid != monitored_pid)
return 0;
storage = bpf_inode_storage_get(&inode_storage_map, victim->d_inode, 0,
- BPF_SK_STORAGE_GET_F_CREATE);
+ BPF_LOCAL_STORAGE_GET_F_CREATE);
if (!storage)
return 0;
- if (storage->value == DUMMY_STORAGE_VALUE)
+ if (storage->value != DUMMY_STORAGE_VALUE)
inode_storage_result = -1;
- inode_storage_result =
- bpf_inode_storage_delete(&inode_storage_map, victim->d_inode);
+ err = bpf_inode_storage_delete(&inode_storage_map, victim->d_inode);
+ if (!err)
+ inode_storage_result = err;
return 0;
}
@@ -82,19 +84,23 @@ int BPF_PROG(socket_bind, struct socket *sock, struct sockaddr *address,
{
__u32 pid = bpf_get_current_pid_tgid() >> 32;
struct dummy_storage *storage;
+ int err;
if (pid != monitored_pid)
return 0;
storage = bpf_sk_storage_get(&sk_storage_map, sock->sk, 0,
- BPF_SK_STORAGE_GET_F_CREATE);
+ BPF_LOCAL_STORAGE_GET_F_CREATE);
if (!storage)
return 0;
- if (storage->value == DUMMY_STORAGE_VALUE)
+ if (storage->value != DUMMY_STORAGE_VALUE)
sk_storage_result = -1;
- sk_storage_result = bpf_sk_storage_delete(&sk_storage_map, sock->sk);
+ err = bpf_sk_storage_delete(&sk_storage_map, sock->sk);
+ if (!err)
+ sk_storage_result = err;
+
return 0;
}
@@ -109,7 +115,7 @@ int BPF_PROG(socket_post_create, struct socket *sock, int family, int type,
return 0;
storage = bpf_sk_storage_get(&sk_storage_map, sock->sk, 0,
- BPF_SK_STORAGE_GET_F_CREATE);
+ BPF_LOCAL_STORAGE_GET_F_CREATE);
if (!storage)
return 0;
@@ -131,7 +137,7 @@ int BPF_PROG(file_open, struct file *file)
return 0;
storage = bpf_inode_storage_get(&inode_storage_map, file->f_inode, 0,
- BPF_LOCAL_STORAGE_GET_F_CREATE);
+ BPF_LOCAL_STORAGE_GET_F_CREATE);
if (!storage)
return 0;
diff --git a/tools/testing/selftests/bpf/progs/test_tunnel_kern.c b/tools/testing/selftests/bpf/progs/test_tunnel_kern.c
index f48dbfe24ddc..a621b58ab079 100644
--- a/tools/testing/selftests/bpf/progs/test_tunnel_kern.c
+++ b/tools/testing/selftests/bpf/progs/test_tunnel_kern.c
@@ -15,7 +15,6 @@
#include <linux/ip.h>
#include <linux/ipv6.h>
#include <linux/types.h>
-#include <linux/tcp.h>
#include <linux/socket.h>
#include <linux/pkt_cls.h>
#include <linux/erspan.h>
@@ -528,12 +527,11 @@ int _ipip_set_tunnel(struct __sk_buff *skb)
struct bpf_tunnel_key key = {};
void *data = (void *)(long)skb->data;
struct iphdr *iph = data;
- struct tcphdr *tcp = data + sizeof(*iph);
void *data_end = (void *)(long)skb->data_end;
int ret;
/* single length check */
- if (data + sizeof(*iph) + sizeof(*tcp) > data_end) {
+ if (data + sizeof(*iph) > data_end) {
ERROR(1);
return TC_ACT_SHOT;
}
@@ -541,16 +539,6 @@ int _ipip_set_tunnel(struct __sk_buff *skb)
key.tunnel_ttl = 64;
if (iph->protocol == IPPROTO_ICMP) {
key.remote_ipv4 = 0xac100164; /* 172.16.1.100 */
- } else {
- if (iph->protocol != IPPROTO_TCP || iph->ihl != 5)
- return TC_ACT_SHOT;
-
- if (tcp->dest == bpf_htons(5200))
- key.remote_ipv4 = 0xac100164; /* 172.16.1.100 */
- else if (tcp->dest == bpf_htons(5201))
- key.remote_ipv4 = 0xac100165; /* 172.16.1.101 */
- else
- return TC_ACT_SHOT;
}
ret = bpf_skb_set_tunnel_key(skb, &key, sizeof(key), 0);
@@ -585,19 +573,20 @@ int _ipip6_set_tunnel(struct __sk_buff *skb)
struct bpf_tunnel_key key = {};
void *data = (void *)(long)skb->data;
struct iphdr *iph = data;
- struct tcphdr *tcp = data + sizeof(*iph);
void *data_end = (void *)(long)skb->data_end;
int ret;
/* single length check */
- if (data + sizeof(*iph) + sizeof(*tcp) > data_end) {
+ if (data + sizeof(*iph) > data_end) {
ERROR(1);
return TC_ACT_SHOT;
}
__builtin_memset(&key, 0x0, sizeof(key));
- key.remote_ipv6[3] = bpf_htonl(0x11); /* ::11 */
key.tunnel_ttl = 64;
+ if (iph->protocol == IPPROTO_ICMP) {
+ key.remote_ipv6[3] = bpf_htonl(0x11); /* ::11 */
+ }
ret = bpf_skb_set_tunnel_key(skb, &key, sizeof(key),
BPF_F_TUNINFO_IPV6);
@@ -634,35 +623,18 @@ int _ip6ip6_set_tunnel(struct __sk_buff *skb)
struct bpf_tunnel_key key = {};
void *data = (void *)(long)skb->data;
struct ipv6hdr *iph = data;
- struct tcphdr *tcp = data + sizeof(*iph);
void *data_end = (void *)(long)skb->data_end;
int ret;
/* single length check */
- if (data + sizeof(*iph) + sizeof(*tcp) > data_end) {
+ if (data + sizeof(*iph) > data_end) {
ERROR(1);
return TC_ACT_SHOT;
}
- key.remote_ipv6[0] = bpf_htonl(0x2401db00);
key.tunnel_ttl = 64;
-
if (iph->nexthdr == 58 /* NEXTHDR_ICMP */) {
- key.remote_ipv6[3] = bpf_htonl(1);
- } else {
- if (iph->nexthdr != 6 /* NEXTHDR_TCP */) {
- ERROR(iph->nexthdr);
- return TC_ACT_SHOT;
- }
-
- if (tcp->dest == bpf_htons(5200)) {
- key.remote_ipv6[3] = bpf_htonl(1);
- } else if (tcp->dest == bpf_htons(5201)) {
- key.remote_ipv6[3] = bpf_htonl(2);
- } else {
- ERROR(tcp->dest);
- return TC_ACT_SHOT;
- }
+ key.remote_ipv6[3] = bpf_htonl(0x11); /* ::11 */
}
ret = bpf_skb_set_tunnel_key(skb, &key, sizeof(key),
diff --git a/tools/testing/selftests/bpf/test_sockmap.c b/tools/testing/selftests/bpf/test_sockmap.c
index 0fa1e421c3d7..427ca00a3217 100644
--- a/tools/testing/selftests/bpf/test_sockmap.c
+++ b/tools/testing/selftests/bpf/test_sockmap.c
@@ -1273,6 +1273,16 @@ static char *test_to_str(int test)
return "unknown";
}
+static void append_str(char *dst, const char *src, size_t dst_cap)
+{
+ size_t avail = dst_cap - strlen(dst);
+
+ if (avail <= 1) /* just zero byte could be written */
+ return;
+
+ strncat(dst, src, avail - 1); /* strncat() adds + 1 for zero byte */
+}
+
#define OPTSTRING 60
static void test_options(char *options)
{
@@ -1281,42 +1291,42 @@ static void test_options(char *options)
memset(options, 0, OPTSTRING);
if (txmsg_pass)
- strncat(options, "pass,", OPTSTRING);
+ append_str(options, "pass,", OPTSTRING);
if (txmsg_redir)
- strncat(options, "redir,", OPTSTRING);
+ append_str(options, "redir,", OPTSTRING);
if (txmsg_drop)
- strncat(options, "drop,", OPTSTRING);
+ append_str(options, "drop,", OPTSTRING);
if (txmsg_apply) {
snprintf(tstr, OPTSTRING, "apply %d,", txmsg_apply);
- strncat(options, tstr, OPTSTRING);
+ append_str(options, tstr, OPTSTRING);
}
if (txmsg_cork) {
snprintf(tstr, OPTSTRING, "cork %d,", txmsg_cork);
- strncat(options, tstr, OPTSTRING);
+ append_str(options, tstr, OPTSTRING);
}
if (txmsg_start) {
snprintf(tstr, OPTSTRING, "start %d,", txmsg_start);
- strncat(options, tstr, OPTSTRING);
+ append_str(options, tstr, OPTSTRING);
}
if (txmsg_end) {
snprintf(tstr, OPTSTRING, "end %d,", txmsg_end);
- strncat(options, tstr, OPTSTRING);
+ append_str(options, tstr, OPTSTRING);
}
if (txmsg_start_pop) {
snprintf(tstr, OPTSTRING, "pop (%d,%d),",
txmsg_start_pop, txmsg_start_pop + txmsg_pop);
- strncat(options, tstr, OPTSTRING);
+ append_str(options, tstr, OPTSTRING);
}
if (txmsg_ingress)
- strncat(options, "ingress,", OPTSTRING);
+ append_str(options, "ingress,", OPTSTRING);
if (txmsg_redir_skb)
- strncat(options, "redir_skb,", OPTSTRING);
+ append_str(options, "redir_skb,", OPTSTRING);
if (txmsg_ktls_skb)
- strncat(options, "ktls_skb,", OPTSTRING);
+ append_str(options, "ktls_skb,", OPTSTRING);
if (ktls)
- strncat(options, "ktls,", OPTSTRING);
+ append_str(options, "ktls,", OPTSTRING);
if (peek_flag)
- strncat(options, "peek,", OPTSTRING);
+ append_str(options, "peek,", OPTSTRING);
}
static int __test_exec(int cgrp, int test, struct sockmap_options *opt)
diff --git a/tools/testing/selftests/bpf/test_tunnel.sh b/tools/testing/selftests/bpf/test_tunnel.sh
index bd12ec97a44d..1ccbe804e8e1 100755
--- a/tools/testing/selftests/bpf/test_tunnel.sh
+++ b/tools/testing/selftests/bpf/test_tunnel.sh
@@ -24,12 +24,12 @@
# Root namespace with metadata-mode tunnel + BPF
# Device names and addresses:
# veth1 IP: 172.16.1.200, IPv6: 00::22 (underlay)
-# tunnel dev <type>11, ex: gre11, IPv4: 10.1.1.200 (overlay)
+# tunnel dev <type>11, ex: gre11, IPv4: 10.1.1.200, IPv6: 1::22 (overlay)
#
# Namespace at_ns0 with native tunnel
# Device names and addresses:
# veth0 IPv4: 172.16.1.100, IPv6: 00::11 (underlay)
-# tunnel dev <type>00, ex: gre00, IPv4: 10.1.1.100 (overlay)
+# tunnel dev <type>00, ex: gre00, IPv4: 10.1.1.100, IPv6: 1::11 (overlay)
#
#
# End-to-end ping packet flow
@@ -250,7 +250,7 @@ add_ipip_tunnel()
ip addr add dev $DEV 10.1.1.200/24
}
-add_ipip6tnl_tunnel()
+add_ip6tnl_tunnel()
{
ip netns exec at_ns0 ip addr add ::11/96 dev veth0
ip netns exec at_ns0 ip link set dev veth0 up
@@ -262,11 +262,13 @@ add_ipip6tnl_tunnel()
ip link add dev $DEV_NS type $TYPE \
local ::11 remote ::22
ip netns exec at_ns0 ip addr add dev $DEV_NS 10.1.1.100/24
+ ip netns exec at_ns0 ip addr add dev $DEV_NS 1::11/96
ip netns exec at_ns0 ip link set dev $DEV_NS up
# root namespace
ip link add dev $DEV type $TYPE external
ip addr add dev $DEV 10.1.1.200/24
+ ip addr add dev $DEV 1::22/96
ip link set dev $DEV up
}
@@ -534,7 +536,7 @@ test_ipip6()
check $TYPE
config_device
- add_ipip6tnl_tunnel
+ add_ip6tnl_tunnel
ip link set dev veth1 mtu 1500
attach_bpf $DEV ipip6_set_tunnel ipip6_get_tunnel
# underlay
@@ -553,6 +555,34 @@ test_ipip6()
echo -e ${GREEN}"PASS: $TYPE"${NC}
}
+test_ip6ip6()
+{
+ TYPE=ip6tnl
+ DEV_NS=ip6ip6tnl00
+ DEV=ip6ip6tnl11
+ ret=0
+
+ check $TYPE
+ config_device
+ add_ip6tnl_tunnel
+ ip link set dev veth1 mtu 1500
+ attach_bpf $DEV ip6ip6_set_tunnel ip6ip6_get_tunnel
+ # underlay
+ ping6 $PING_ARG ::11
+ # ip6 over ip6
+ ping6 $PING_ARG 1::11
+ check_err $?
+ ip netns exec at_ns0 ping6 $PING_ARG 1::22
+ check_err $?
+ cleanup
+
+ if [ $ret -ne 0 ]; then
+ echo -e ${RED}"FAIL: ip6$TYPE"${NC}
+ return 1
+ fi
+ echo -e ${GREEN}"PASS: ip6$TYPE"${NC}
+}
+
setup_xfrm_tunnel()
{
auth=0x$(printf '1%.0s' {1..40})
@@ -646,6 +676,7 @@ cleanup()
ip link del veth1 2> /dev/null
ip link del ipip11 2> /dev/null
ip link del ipip6tnl11 2> /dev/null
+ ip link del ip6ip6tnl11 2> /dev/null
ip link del gretap11 2> /dev/null
ip link del ip6gre11 2> /dev/null
ip link del ip6gretap11 2> /dev/null
@@ -742,6 +773,10 @@ bpf_tunnel_test()
test_ipip6
errors=$(( $errors + $? ))
+ echo "Testing IP6IP6 tunnel..."
+ test_ip6ip6
+ errors=$(( $errors + $? ))
+
echo "Testing IPSec tunnel..."
test_xfrm_tunnel
errors=$(( $errors + $? ))
diff --git a/tools/testing/selftests/run_kselftest.sh b/tools/testing/selftests/run_kselftest.sh
index 609a4ef9300e..97165a83df63 100755
--- a/tools/testing/selftests/run_kselftest.sh
+++ b/tools/testing/selftests/run_kselftest.sh
@@ -48,7 +48,7 @@ while true; do
-l | --list)
echo "$available"
exit 0 ;;
- -n | --dry-run)
+ -d | --dry-run)
dryrun="echo"
shift ;;
-h | --help)
diff --git a/tools/testing/selftests/seccomp/config b/tools/testing/selftests/seccomp/config
index 64c19d8eba79..ad431a5178fb 100644
--- a/tools/testing/selftests/seccomp/config
+++ b/tools/testing/selftests/seccomp/config
@@ -1,3 +1,4 @@
+CONFIG_PID_NS=y
CONFIG_SECCOMP=y
CONFIG_SECCOMP_FILTER=y
CONFIG_USER_NS=y
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