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Open Source and information security mailing list archives
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Date: Wed, 28 Feb 2018 13:10:27 +0100
From: Greg KH <gregkh@...uxfoundation.org>
To: linux-kernel@...r.kernel.org,
Andrew Morton <akpm@...ux-foundation.org>,
torvalds@...ux-foundation.org, stable@...r.kernel.org
Cc: lwn@....net, Jiri Slaby <jslaby@...e.cz>
Subject: Re: Linux 4.15.7
diff --git a/Makefile b/Makefile
index 51563c76bdf6..49f524444050 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
VERSION = 4
PATCHLEVEL = 15
-SUBLEVEL = 6
+SUBLEVEL = 7
EXTRAVERSION =
NAME = Fearless Coyote
diff --git a/arch/arm64/kernel/cpufeature.c b/arch/arm64/kernel/cpufeature.c
index 46dee071bab1..1bcf03b5cd04 100644
--- a/arch/arm64/kernel/cpufeature.c
+++ b/arch/arm64/kernel/cpufeature.c
@@ -197,9 +197,11 @@ static const struct arm64_ftr_bits ftr_id_aa64mmfr2[] = {
};
static const struct arm64_ftr_bits ftr_ctr[] = {
- ARM64_FTR_BITS(FTR_VISIBLE, FTR_STRICT, FTR_EXACT, 31, 1, 1), /* RAO */
+ ARM64_FTR_BITS(FTR_VISIBLE, FTR_STRICT, FTR_EXACT, 31, 1, 1), /* RES1 */
+ ARM64_FTR_BITS(FTR_VISIBLE, FTR_STRICT, FTR_LOWER_SAFE, 29, 1, 1), /* DIC */
+ ARM64_FTR_BITS(FTR_VISIBLE, FTR_STRICT, FTR_LOWER_SAFE, 28, 1, 1), /* IDC */
ARM64_FTR_BITS(FTR_VISIBLE, FTR_STRICT, FTR_HIGHER_SAFE, 24, 4, 0), /* CWG */
- ARM64_FTR_BITS(FTR_VISIBLE, FTR_STRICT, FTR_LOWER_SAFE, 20, 4, 0), /* ERG */
+ ARM64_FTR_BITS(FTR_VISIBLE, FTR_STRICT, FTR_HIGHER_SAFE, 20, 4, 0), /* ERG */
ARM64_FTR_BITS(FTR_VISIBLE, FTR_STRICT, FTR_LOWER_SAFE, 16, 4, 1), /* DminLine */
/*
* Linux can handle differing I-cache policies. Userspace JITs will
diff --git a/arch/arm64/kernel/process.c b/arch/arm64/kernel/process.c
index 583fd8154695..d6ca5fccb229 100644
--- a/arch/arm64/kernel/process.c
+++ b/arch/arm64/kernel/process.c
@@ -221,8 +221,15 @@ void __show_regs(struct pt_regs *regs)
show_regs_print_info(KERN_DEFAULT);
print_pstate(regs);
- print_symbol("pc : %s\n", regs->pc);
- print_symbol("lr : %s\n", lr);
+
+ if (!user_mode(regs)) {
+ print_symbol("pc : %s\n", regs->pc);
+ print_symbol("lr : %s\n", lr);
+ } else {
+ printk("pc : %016llx\n", regs->pc);
+ printk("lr : %016llx\n", lr);
+ }
+
printk("sp : %016llx\n", sp);
i = top_reg;
diff --git a/arch/arm64/kernel/traps.c b/arch/arm64/kernel/traps.c
index 3d3588fcd1c7..c759d9ca0e5a 100644
--- a/arch/arm64/kernel/traps.c
+++ b/arch/arm64/kernel/traps.c
@@ -57,7 +57,7 @@ static const char *handler[]= {
"Error"
};
-int show_unhandled_signals = 1;
+int show_unhandled_signals = 0;
static void dump_backtrace_entry(unsigned long where)
{
@@ -526,14 +526,6 @@ asmlinkage long do_ni_syscall(struct pt_regs *regs)
}
#endif
- if (show_unhandled_signals_ratelimited()) {
- pr_info("%s[%d]: syscall %d\n", current->comm,
- task_pid_nr(current), regs->syscallno);
- dump_instr("", regs);
- if (user_mode(regs))
- __show_regs(regs);
- }
-
return sys_ni_syscall();
}
diff --git a/arch/arm64/mm/proc.S b/arch/arm64/mm/proc.S
index 248f2e7b24ab..a233975848cc 100644
--- a/arch/arm64/mm/proc.S
+++ b/arch/arm64/mm/proc.S
@@ -155,7 +155,7 @@ ENDPROC(cpu_do_switch_mm)
.macro __idmap_cpu_set_reserved_ttbr1, tmp1, tmp2
adrp \tmp1, empty_zero_page
- msr ttbr1_el1, \tmp2
+ msr ttbr1_el1, \tmp1
isb
tlbi vmalle1
dsb nsh
diff --git a/arch/microblaze/Makefile b/arch/microblaze/Makefile
index 830ee7d42fa0..d269dd4b8279 100644
--- a/arch/microblaze/Makefile
+++ b/arch/microblaze/Makefile
@@ -36,16 +36,21 @@ endif
CPUFLAGS-$(CONFIG_XILINX_MICROBLAZE0_USE_DIV) += -mno-xl-soft-div
CPUFLAGS-$(CONFIG_XILINX_MICROBLAZE0_USE_BARREL) += -mxl-barrel-shift
CPUFLAGS-$(CONFIG_XILINX_MICROBLAZE0_USE_PCMP_INSTR) += -mxl-pattern-compare
-CPUFLAGS-$(CONFIG_BIG_ENDIAN) += -mbig-endian
-CPUFLAGS-$(CONFIG_LITTLE_ENDIAN) += -mlittle-endian
+
+ifdef CONFIG_CPU_BIG_ENDIAN
+KBUILD_CFLAGS += -mbig-endian
+KBUILD_AFLAGS += -mbig-endian
+LD += -EB
+else
+KBUILD_CFLAGS += -mlittle-endian
+KBUILD_AFLAGS += -mlittle-endian
+LD += -EL
+endif
CPUFLAGS-1 += $(call cc-option,-mcpu=v$(CPU_VER))
# r31 holds current when in kernel mode
-KBUILD_CFLAGS += -ffixed-r31 $(CPUFLAGS-1) $(CPUFLAGS-2)
-
-LDFLAGS :=
-LDFLAGS_vmlinux :=
+KBUILD_CFLAGS += -ffixed-r31 $(CPUFLAGS-y) $(CPUFLAGS-1) $(CPUFLAGS-2)
head-y := arch/microblaze/kernel/head.o
libs-y += arch/microblaze/lib/
diff --git a/arch/mips/boot/Makefile b/arch/mips/boot/Makefile
index 1bd5c4f00d19..c22da16d67b8 100644
--- a/arch/mips/boot/Makefile
+++ b/arch/mips/boot/Makefile
@@ -126,6 +126,7 @@ $(obj)/vmlinux.its.S: $(addprefix $(srctree)/arch/mips/$(PLATFORM)/,$(ITS_INPUTS
quiet_cmd_cpp_its_S = ITS $@
cmd_cpp_its_S = $(CPP) $(cpp_flags) -P -C -o $@ $< \
+ -D__ASSEMBLY__ \
-DKERNEL_NAME="\"Linux $(KERNELRELEASE)\"" \
-DVMLINUX_BINARY="\"$(3)\"" \
-DVMLINUX_COMPRESSION="\"$(2)\"" \
diff --git a/arch/mips/include/asm/compat.h b/arch/mips/include/asm/compat.h
index 49691331ada4..08ec0762ca50 100644
--- a/arch/mips/include/asm/compat.h
+++ b/arch/mips/include/asm/compat.h
@@ -86,7 +86,6 @@ struct compat_flock {
compat_off_t l_len;
s32 l_sysid;
compat_pid_t l_pid;
- short __unused;
s32 pad[4];
};
diff --git a/arch/x86/kernel/apic/vector.c b/arch/x86/kernel/apic/vector.c
index 3cc471beb50b..bb6f7a2148d7 100644
--- a/arch/x86/kernel/apic/vector.c
+++ b/arch/x86/kernel/apic/vector.c
@@ -134,21 +134,40 @@ static void apic_update_vector(struct irq_data *irqd, unsigned int newvec,
{
struct apic_chip_data *apicd = apic_chip_data(irqd);
struct irq_desc *desc = irq_data_to_desc(irqd);
+ bool managed = irqd_affinity_is_managed(irqd);
lockdep_assert_held(&vector_lock);
trace_vector_update(irqd->irq, newvec, newcpu, apicd->vector,
apicd->cpu);
- /* Setup the vector move, if required */
- if (apicd->vector && cpu_online(apicd->cpu)) {
+ /*
+ * If there is no vector associated or if the associated vector is
+ * the shutdown vector, which is associated to make PCI/MSI
+ * shutdown mode work, then there is nothing to release. Clear out
+ * prev_vector for this and the offlined target case.
+ */
+ apicd->prev_vector = 0;
+ if (!apicd->vector || apicd->vector == MANAGED_IRQ_SHUTDOWN_VECTOR)
+ goto setnew;
+ /*
+ * If the target CPU of the previous vector is online, then mark
+ * the vector as move in progress and store it for cleanup when the
+ * first interrupt on the new vector arrives. If the target CPU is
+ * offline then the regular release mechanism via the cleanup
+ * vector is not possible and the vector can be immediately freed
+ * in the underlying matrix allocator.
+ */
+ if (cpu_online(apicd->cpu)) {
apicd->move_in_progress = true;
apicd->prev_vector = apicd->vector;
apicd->prev_cpu = apicd->cpu;
} else {
- apicd->prev_vector = 0;
+ irq_matrix_free(vector_matrix, apicd->cpu, apicd->vector,
+ managed);
}
+setnew:
apicd->vector = newvec;
apicd->cpu = newcpu;
BUG_ON(!IS_ERR_OR_NULL(per_cpu(vector_irq, newcpu)[newvec]));
diff --git a/arch/x86/oprofile/nmi_int.c b/arch/x86/oprofile/nmi_int.c
index 174c59774cc9..a7a7677265b6 100644
--- a/arch/x86/oprofile/nmi_int.c
+++ b/arch/x86/oprofile/nmi_int.c
@@ -460,7 +460,7 @@ static int nmi_setup(void)
goto fail;
for_each_possible_cpu(cpu) {
- if (!cpu)
+ if (!IS_ENABLED(CONFIG_SMP) || !cpu)
continue;
memcpy(per_cpu(cpu_msrs, cpu).counters,
diff --git a/arch/xtensa/mm/init.c b/arch/xtensa/mm/init.c
index 720fe4e8b497..8dad076661fc 100644
--- a/arch/xtensa/mm/init.c
+++ b/arch/xtensa/mm/init.c
@@ -79,19 +79,75 @@ void __init zones_init(void)
free_area_init_node(0, zones_size, ARCH_PFN_OFFSET, NULL);
}
+#ifdef CONFIG_HIGHMEM
+static void __init free_area_high(unsigned long pfn, unsigned long end)
+{
+ for (; pfn < end; pfn++)
+ free_highmem_page(pfn_to_page(pfn));
+}
+
+static void __init free_highpages(void)
+{
+ unsigned long max_low = max_low_pfn;
+ struct memblock_region *mem, *res;
+
+ reset_all_zones_managed_pages();
+ /* set highmem page free */
+ for_each_memblock(memory, mem) {
+ unsigned long start = memblock_region_memory_base_pfn(mem);
+ unsigned long end = memblock_region_memory_end_pfn(mem);
+
+ /* Ignore complete lowmem entries */
+ if (end <= max_low)
+ continue;
+
+ if (memblock_is_nomap(mem))
+ continue;
+
+ /* Truncate partial highmem entries */
+ if (start < max_low)
+ start = max_low;
+
+ /* Find and exclude any reserved regions */
+ for_each_memblock(reserved, res) {
+ unsigned long res_start, res_end;
+
+ res_start = memblock_region_reserved_base_pfn(res);
+ res_end = memblock_region_reserved_end_pfn(res);
+
+ if (res_end < start)
+ continue;
+ if (res_start < start)
+ res_start = start;
+ if (res_start > end)
+ res_start = end;
+ if (res_end > end)
+ res_end = end;
+ if (res_start != start)
+ free_area_high(start, res_start);
+ start = res_end;
+ if (start == end)
+ break;
+ }
+
+ /* And now free anything which remains */
+ if (start < end)
+ free_area_high(start, end);
+ }
+}
+#else
+static void __init free_highpages(void)
+{
+}
+#endif
+
/*
* Initialize memory pages.
*/
void __init mem_init(void)
{
-#ifdef CONFIG_HIGHMEM
- unsigned long tmp;
-
- reset_all_zones_managed_pages();
- for (tmp = max_low_pfn; tmp < max_pfn; tmp++)
- free_highmem_page(pfn_to_page(tmp));
-#endif
+ free_highpages();
max_mapnr = max_pfn - ARCH_PFN_OFFSET;
high_memory = (void *)__va(max_low_pfn << PAGE_SHIFT);
diff --git a/crypto/asymmetric_keys/pkcs7_verify.c b/crypto/asymmetric_keys/pkcs7_verify.c
index 39e6de0c2761..97c77f66b20d 100644
--- a/crypto/asymmetric_keys/pkcs7_verify.c
+++ b/crypto/asymmetric_keys/pkcs7_verify.c
@@ -270,7 +270,7 @@ static int pkcs7_verify_sig_chain(struct pkcs7_message *pkcs7,
sinfo->index);
return 0;
}
- ret = public_key_verify_signature(p->pub, p->sig);
+ ret = public_key_verify_signature(p->pub, x509->sig);
if (ret < 0)
return ret;
x509->signer = p;
@@ -366,8 +366,7 @@ static int pkcs7_verify_one(struct pkcs7_message *pkcs7,
*
* (*) -EBADMSG if some part of the message was invalid, or:
*
- * (*) 0 if no signature chains were found to be blacklisted or to contain
- * unsupported crypto, or:
+ * (*) 0 if a signature chain passed verification, or:
*
* (*) -EKEYREJECTED if a blacklisted key was encountered, or:
*
@@ -423,8 +422,11 @@ int pkcs7_verify(struct pkcs7_message *pkcs7,
for (sinfo = pkcs7->signed_infos; sinfo; sinfo = sinfo->next) {
ret = pkcs7_verify_one(pkcs7, sinfo);
- if (sinfo->blacklisted && actual_ret == -ENOPKG)
- actual_ret = -EKEYREJECTED;
+ if (sinfo->blacklisted) {
+ if (actual_ret == -ENOPKG)
+ actual_ret = -EKEYREJECTED;
+ continue;
+ }
if (ret < 0) {
if (ret == -ENOPKG) {
sinfo->unsupported_crypto = true;
diff --git a/crypto/asymmetric_keys/public_key.c b/crypto/asymmetric_keys/public_key.c
index de996586762a..e929fe1e4106 100644
--- a/crypto/asymmetric_keys/public_key.c
+++ b/crypto/asymmetric_keys/public_key.c
@@ -79,9 +79,11 @@ int public_key_verify_signature(const struct public_key *pkey,
BUG_ON(!pkey);
BUG_ON(!sig);
- BUG_ON(!sig->digest);
BUG_ON(!sig->s);
+ if (!sig->digest)
+ return -ENOPKG;
+
alg_name = sig->pkey_algo;
if (strcmp(sig->pkey_algo, "rsa") == 0) {
/* The data wangled by the RSA algorithm is typically padded
diff --git a/crypto/asymmetric_keys/restrict.c b/crypto/asymmetric_keys/restrict.c
index 86fb68508952..7c93c7728454 100644
--- a/crypto/asymmetric_keys/restrict.c
+++ b/crypto/asymmetric_keys/restrict.c
@@ -67,8 +67,9 @@ __setup("ca_keys=", ca_keys_setup);
*
* Returns 0 if the new certificate was accepted, -ENOKEY if we couldn't find a
* matching parent certificate in the trusted list, -EKEYREJECTED if the
- * signature check fails or the key is blacklisted and some other error if
- * there is a matching certificate but the signature check cannot be performed.
+ * signature check fails or the key is blacklisted, -ENOPKG if the signature
+ * uses unsupported crypto, or some other error if there is a matching
+ * certificate but the signature check cannot be performed.
*/
int restrict_link_by_signature(struct key *dest_keyring,
const struct key_type *type,
@@ -88,6 +89,8 @@ int restrict_link_by_signature(struct key *dest_keyring,
return -EOPNOTSUPP;
sig = payload->data[asym_auth];
+ if (!sig)
+ return -ENOPKG;
if (!sig->auth_ids[0] && !sig->auth_ids[1])
return -ENOKEY;
@@ -139,6 +142,8 @@ static int key_or_keyring_common(struct key *dest_keyring,
return -EOPNOTSUPP;
sig = payload->data[asym_auth];
+ if (!sig)
+ return -ENOPKG;
if (!sig->auth_ids[0] && !sig->auth_ids[1])
return -ENOKEY;
@@ -222,9 +227,9 @@ static int key_or_keyring_common(struct key *dest_keyring,
*
* Returns 0 if the new certificate was accepted, -ENOKEY if we
* couldn't find a matching parent certificate in the trusted list,
- * -EKEYREJECTED if the signature check fails, and some other error if
- * there is a matching certificate but the signature check cannot be
- * performed.
+ * -EKEYREJECTED if the signature check fails, -ENOPKG if the signature uses
+ * unsupported crypto, or some other error if there is a matching certificate
+ * but the signature check cannot be performed.
*/
int restrict_link_by_key_or_keyring(struct key *dest_keyring,
const struct key_type *type,
@@ -249,9 +254,9 @@ int restrict_link_by_key_or_keyring(struct key *dest_keyring,
*
* Returns 0 if the new certificate was accepted, -ENOKEY if we
* couldn't find a matching parent certificate in the trusted list,
- * -EKEYREJECTED if the signature check fails, and some other error if
- * there is a matching certificate but the signature check cannot be
- * performed.
+ * -EKEYREJECTED if the signature check fails, -ENOPKG if the signature uses
+ * unsupported crypto, or some other error if there is a matching certificate
+ * but the signature check cannot be performed.
*/
int restrict_link_by_key_or_keyring_chain(struct key *dest_keyring,
const struct key_type *type,
diff --git a/drivers/extcon/extcon-intel-int3496.c b/drivers/extcon/extcon-intel-int3496.c
index c8691b5a9cb0..191e99f06a9a 100644
--- a/drivers/extcon/extcon-intel-int3496.c
+++ b/drivers/extcon/extcon-intel-int3496.c
@@ -153,8 +153,9 @@ static int int3496_probe(struct platform_device *pdev)
return ret;
}
- /* queue initial processing of id-pin */
+ /* process id-pin so that we start with the right status */
queue_delayed_work(system_wq, &data->work, 0);
+ flush_delayed_work(&data->work);
platform_set_drvdata(pdev, data);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c
index c13c51af0b68..c53095b3b0fb 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c
@@ -14,6 +14,16 @@
#include "amd_acpi.h"
+#define AMDGPU_PX_QUIRK_FORCE_ATPX (1 << 0)
+
+struct amdgpu_px_quirk {
+ u32 chip_vendor;
+ u32 chip_device;
+ u32 subsys_vendor;
+ u32 subsys_device;
+ u32 px_quirk_flags;
+};
+
struct amdgpu_atpx_functions {
bool px_params;
bool power_cntl;
@@ -35,6 +45,7 @@ struct amdgpu_atpx {
static struct amdgpu_atpx_priv {
bool atpx_detected;
bool bridge_pm_usable;
+ unsigned int quirks;
/* handle for device - and atpx */
acpi_handle dhandle;
acpi_handle other_handle;
@@ -205,13 +216,19 @@ static int amdgpu_atpx_validate(struct amdgpu_atpx *atpx)
atpx->is_hybrid = false;
if (valid_bits & ATPX_MS_HYBRID_GFX_SUPPORTED) {
- printk("ATPX Hybrid Graphics\n");
- /*
- * Disable legacy PM methods only when pcie port PM is usable,
- * otherwise the device might fail to power off or power on.
- */
- atpx->functions.power_cntl = !amdgpu_atpx_priv.bridge_pm_usable;
- atpx->is_hybrid = true;
+ if (amdgpu_atpx_priv.quirks & AMDGPU_PX_QUIRK_FORCE_ATPX) {
+ printk("ATPX Hybrid Graphics, forcing to ATPX\n");
+ atpx->functions.power_cntl = true;
+ atpx->is_hybrid = false;
+ } else {
+ printk("ATPX Hybrid Graphics\n");
+ /*
+ * Disable legacy PM methods only when pcie port PM is usable,
+ * otherwise the device might fail to power off or power on.
+ */
+ atpx->functions.power_cntl = !amdgpu_atpx_priv.bridge_pm_usable;
+ atpx->is_hybrid = true;
+ }
}
atpx->dgpu_req_power_for_displays = false;
@@ -547,6 +564,31 @@ static const struct vga_switcheroo_handler amdgpu_atpx_handler = {
.get_client_id = amdgpu_atpx_get_client_id,
};
+static const struct amdgpu_px_quirk amdgpu_px_quirk_list[] = {
+ /* HG _PR3 doesn't seem to work on this A+A weston board */
+ { 0x1002, 0x6900, 0x1002, 0x0124, AMDGPU_PX_QUIRK_FORCE_ATPX },
+ { 0x1002, 0x6900, 0x1028, 0x0812, AMDGPU_PX_QUIRK_FORCE_ATPX },
+ { 0x1002, 0x6900, 0x1028, 0x0813, AMDGPU_PX_QUIRK_FORCE_ATPX },
+ { 0, 0, 0, 0, 0 },
+};
+
+static void amdgpu_atpx_get_quirks(struct pci_dev *pdev)
+{
+ const struct amdgpu_px_quirk *p = amdgpu_px_quirk_list;
+
+ /* Apply PX quirks */
+ while (p && p->chip_device != 0) {
+ if (pdev->vendor == p->chip_vendor &&
+ pdev->device == p->chip_device &&
+ pdev->subsystem_vendor == p->subsys_vendor &&
+ pdev->subsystem_device == p->subsys_device) {
+ amdgpu_atpx_priv.quirks |= p->px_quirk_flags;
+ break;
+ }
+ ++p;
+ }
+}
+
/**
* amdgpu_atpx_detect - detect whether we have PX
*
@@ -570,6 +612,7 @@ static bool amdgpu_atpx_detect(void)
parent_pdev = pci_upstream_bridge(pdev);
d3_supported |= parent_pdev && parent_pdev->bridge_d3;
+ amdgpu_atpx_get_quirks(pdev);
}
while ((pdev = pci_get_class(PCI_CLASS_DISPLAY_OTHER << 8, pdev)) != NULL) {
@@ -579,6 +622,7 @@ static bool amdgpu_atpx_detect(void)
parent_pdev = pci_upstream_bridge(pdev);
d3_supported |= parent_pdev && parent_pdev->bridge_d3;
+ amdgpu_atpx_get_quirks(pdev);
}
if (has_atpx && vga_count == 2) {
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
index 57abf7abd7a9..b9cfcffbf80f 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
@@ -865,8 +865,8 @@ static int amdgpu_cs_ib_vm_chunk(struct amdgpu_device *adev,
struct amdgpu_bo_va_mapping *m;
struct amdgpu_bo *aobj = NULL;
struct amdgpu_cs_chunk *chunk;
+ uint64_t offset, va_start;
struct amdgpu_ib *ib;
- uint64_t offset;
uint8_t *kptr;
chunk = &p->chunks[i];
@@ -876,14 +876,14 @@ static int amdgpu_cs_ib_vm_chunk(struct amdgpu_device *adev,
if (chunk->chunk_id != AMDGPU_CHUNK_ID_IB)
continue;
- r = amdgpu_cs_find_mapping(p, chunk_ib->va_start,
- &aobj, &m);
+ va_start = chunk_ib->va_start & AMDGPU_VA_HOLE_MASK;
+ r = amdgpu_cs_find_mapping(p, va_start, &aobj, &m);
if (r) {
DRM_ERROR("IB va_start is invalid\n");
return r;
}
- if ((chunk_ib->va_start + chunk_ib->ib_bytes) >
+ if ((va_start + chunk_ib->ib_bytes) >
(m->last + 1) * AMDGPU_GPU_PAGE_SIZE) {
DRM_ERROR("IB va_start+ib_bytes is invalid\n");
return -EINVAL;
@@ -896,7 +896,7 @@ static int amdgpu_cs_ib_vm_chunk(struct amdgpu_device *adev,
}
offset = m->start * AMDGPU_GPU_PAGE_SIZE;
- kptr += chunk_ib->va_start - offset;
+ kptr += va_start - offset;
memcpy(ib->ptr, kptr, chunk_ib->ib_bytes);
amdgpu_bo_kunmap(aobj);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
index 3573ecdb06ee..3288cbdd2df0 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
@@ -2228,8 +2228,6 @@ int amdgpu_device_init(struct amdgpu_device *adev,
* ignore it */
vga_client_register(adev->pdev, adev, NULL, amdgpu_vga_set_decode);
- if (amdgpu_runtime_pm == 1)
- runtime = true;
if (amdgpu_device_is_px(ddev))
runtime = true;
if (!pci_is_thunderbolt_attached(adev->pdev))
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c
index e87eedcc0da9..1eac7c3c687b 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c
@@ -563,6 +563,17 @@ int amdgpu_gem_va_ioctl(struct drm_device *dev, void *data,
return -EINVAL;
}
+ if (args->va_address >= AMDGPU_VA_HOLE_START &&
+ args->va_address < AMDGPU_VA_HOLE_END) {
+ dev_dbg(&dev->pdev->dev,
+ "va_address 0x%LX is in VA hole 0x%LX-0x%LX\n",
+ args->va_address, AMDGPU_VA_HOLE_START,
+ AMDGPU_VA_HOLE_END);
+ return -EINVAL;
+ }
+
+ args->va_address &= AMDGPU_VA_HOLE_MASK;
+
if ((args->flags & ~valid_flags) && (args->flags & ~prt_flags)) {
dev_err(&dev->pdev->dev, "invalid flags combination 0x%08X\n",
args->flags);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
index 720139e182a3..c8b7abf887ed 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
@@ -586,7 +586,9 @@ static int amdgpu_info_ioctl(struct drm_device *dev, void *data, struct drm_file
if (amdgpu_sriov_vf(adev))
dev_info.ids_flags |= AMDGPU_IDS_FLAGS_PREEMPTION;
dev_info.virtual_address_offset = AMDGPU_VA_RESERVED_SIZE;
- dev_info.virtual_address_max = (uint64_t)adev->vm_manager.max_pfn * AMDGPU_GPU_PAGE_SIZE;
+ dev_info.virtual_address_max =
+ min(adev->vm_manager.max_pfn * AMDGPU_GPU_PAGE_SIZE,
+ AMDGPU_VA_HOLE_START);
dev_info.virtual_address_alignment = max((int)PAGE_SIZE, AMDGPU_GPU_PAGE_SIZE);
dev_info.pte_fragment_size = (1 << adev->vm_manager.fragment_size) * AMDGPU_GPU_PAGE_SIZE;
dev_info.gart_page_size = AMDGPU_GPU_PAGE_SIZE;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h
index bae77353447b..aef9ae5cec51 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h
@@ -96,6 +96,19 @@ struct amdgpu_bo_list_entry;
/* hardcode that limit for now */
#define AMDGPU_VA_RESERVED_SIZE (8ULL << 20)
+/* VA hole for 48bit addresses on Vega10 */
+#define AMDGPU_VA_HOLE_START 0x0000800000000000ULL
+#define AMDGPU_VA_HOLE_END 0xffff800000000000ULL
+
+/*
+ * Hardware is programmed as if the hole doesn't exists with start and end
+ * address values.
+ *
+ * This mask is used to remove the upper 16bits of the VA and so come up with
+ * the linear addr value.
+ */
+#define AMDGPU_VA_HOLE_MASK 0x0000ffffffffffffULL
+
/* max vmids dedicated for process */
#define AMDGPU_VM_MAX_RESERVED_VMID 1
diff --git a/drivers/gpu/drm/amd/amdgpu/si_dpm.c b/drivers/gpu/drm/amd/amdgpu/si_dpm.c
index 51fd0c9a20a5..3af322adae76 100644
--- a/drivers/gpu/drm/amd/amdgpu/si_dpm.c
+++ b/drivers/gpu/drm/amd/amdgpu/si_dpm.c
@@ -3464,6 +3464,11 @@ static void si_apply_state_adjust_rules(struct amdgpu_device *adev,
(adev->pdev->device == 0x6667)) {
max_sclk = 75000;
}
+ if ((adev->pdev->revision == 0xC3) ||
+ (adev->pdev->device == 0x6665)) {
+ max_sclk = 60000;
+ max_mclk = 80000;
+ }
} else if (adev->asic_type == CHIP_OLAND) {
if ((adev->pdev->revision == 0xC7) ||
(adev->pdev->revision == 0x80) ||
diff --git a/drivers/gpu/drm/amd/amdgpu/soc15.c b/drivers/gpu/drm/amd/amdgpu/soc15.c
index 4e67fe1e7955..40767fdb6cd3 100644
--- a/drivers/gpu/drm/amd/amdgpu/soc15.c
+++ b/drivers/gpu/drm/amd/amdgpu/soc15.c
@@ -659,8 +659,8 @@ static int soc15_common_early_init(void *handle)
AMD_CG_SUPPORT_MC_LS |
AMD_CG_SUPPORT_SDMA_MGCG |
AMD_CG_SUPPORT_SDMA_LS;
- adev->pg_flags = AMD_PG_SUPPORT_SDMA |
- AMD_PG_SUPPORT_MMHUB;
+ adev->pg_flags = AMD_PG_SUPPORT_SDMA;
+
adev->external_rev_id = 0x1;
break;
default:
diff --git a/drivers/gpu/drm/amd/amdgpu/vi.c b/drivers/gpu/drm/amd/amdgpu/vi.c
index 3a4c2fa7e36d..d582964702ad 100644
--- a/drivers/gpu/drm/amd/amdgpu/vi.c
+++ b/drivers/gpu/drm/amd/amdgpu/vi.c
@@ -449,14 +449,19 @@ static bool vi_read_bios_from_rom(struct amdgpu_device *adev,
static void vi_detect_hw_virtualization(struct amdgpu_device *adev)
{
- uint32_t reg = RREG32(mmBIF_IOV_FUNC_IDENTIFIER);
- /* bit0: 0 means pf and 1 means vf */
- /* bit31: 0 means disable IOV and 1 means enable */
- if (reg & 1)
- adev->virt.caps |= AMDGPU_SRIOV_CAPS_IS_VF;
-
- if (reg & 0x80000000)
- adev->virt.caps |= AMDGPU_SRIOV_CAPS_ENABLE_IOV;
+ uint32_t reg = 0;
+
+ if (adev->asic_type == CHIP_TONGA ||
+ adev->asic_type == CHIP_FIJI) {
+ reg = RREG32(mmBIF_IOV_FUNC_IDENTIFIER);
+ /* bit0: 0 means pf and 1 means vf */
+ /* bit31: 0 means disable IOV and 1 means enable */
+ if (reg & 1)
+ adev->virt.caps |= AMDGPU_SRIOV_CAPS_IS_VF;
+
+ if (reg & 0x80000000)
+ adev->virt.caps |= AMDGPU_SRIOV_CAPS_ENABLE_IOV;
+ }
if (reg == 0) {
if (is_virtual_machine()) /* passthrough mode exclus sr-iov mode */
diff --git a/drivers/gpu/drm/cirrus/cirrus_mode.c b/drivers/gpu/drm/cirrus/cirrus_mode.c
index cd23b1b28259..c91b9b054e3f 100644
--- a/drivers/gpu/drm/cirrus/cirrus_mode.c
+++ b/drivers/gpu/drm/cirrus/cirrus_mode.c
@@ -294,22 +294,7 @@ static void cirrus_crtc_prepare(struct drm_crtc *crtc)
{
}
-/*
- * This is called after a mode is programmed. It should reverse anything done
- * by the prepare function
- */
-static void cirrus_crtc_commit(struct drm_crtc *crtc)
-{
-}
-
-/*
- * The core can pass us a set of gamma values to program. We actually only
- * use this for 8-bit mode so can't perform smooth fades on deeper modes,
- * but it's a requirement that we provide the function
- */
-static int cirrus_crtc_gamma_set(struct drm_crtc *crtc, u16 *red, u16 *green,
- u16 *blue, uint32_t size,
- struct drm_modeset_acquire_ctx *ctx)
+static void cirrus_crtc_load_lut(struct drm_crtc *crtc)
{
struct drm_device *dev = crtc->dev;
struct cirrus_device *cdev = dev->dev_private;
@@ -317,7 +302,7 @@ static int cirrus_crtc_gamma_set(struct drm_crtc *crtc, u16 *red, u16 *green,
int i;
if (!crtc->enabled)
- return 0;
+ return;
r = crtc->gamma_store;
g = r + crtc->gamma_size;
@@ -330,6 +315,27 @@ static int cirrus_crtc_gamma_set(struct drm_crtc *crtc, u16 *red, u16 *green,
WREG8(PALETTE_DATA, *g++ >> 8);
WREG8(PALETTE_DATA, *b++ >> 8);
}
+}
+
+/*
+ * This is called after a mode is programmed. It should reverse anything done
+ * by the prepare function
+ */
+static void cirrus_crtc_commit(struct drm_crtc *crtc)
+{
+ cirrus_crtc_load_lut(crtc);
+}
+
+/*
+ * The core can pass us a set of gamma values to program. We actually only
+ * use this for 8-bit mode so can't perform smooth fades on deeper modes,
+ * but it's a requirement that we provide the function
+ */
+static int cirrus_crtc_gamma_set(struct drm_crtc *crtc, u16 *red, u16 *green,
+ u16 *blue, uint32_t size,
+ struct drm_modeset_acquire_ctx *ctx)
+{
+ cirrus_crtc_load_lut(crtc);
return 0;
}
diff --git a/drivers/gpu/drm/drm_atomic_helper.c b/drivers/gpu/drm/drm_atomic_helper.c
index b16f1d69a0bb..e8c249361d7e 100644
--- a/drivers/gpu/drm/drm_atomic_helper.c
+++ b/drivers/gpu/drm/drm_atomic_helper.c
@@ -1778,6 +1778,8 @@ int drm_atomic_helper_setup_commit(struct drm_atomic_state *state,
new_crtc_state->event->base.completion = &commit->flip_done;
new_crtc_state->event->base.completion_release = release_crtc_commit;
drm_crtc_commit_get(commit);
+
+ commit->abort_completion = true;
}
for_each_oldnew_connector_in_state(state, conn, old_conn_state, new_conn_state, i) {
@@ -3327,8 +3329,21 @@ EXPORT_SYMBOL(drm_atomic_helper_crtc_duplicate_state);
void __drm_atomic_helper_crtc_destroy_state(struct drm_crtc_state *state)
{
if (state->commit) {
+ /*
+ * In the event that a non-blocking commit returns
+ * -ERESTARTSYS before the commit_tail work is queued, we will
+ * have an extra reference to the commit object. Release it, if
+ * the event has not been consumed by the worker.
+ *
+ * state->event may be freed, so we can't directly look at
+ * state->event->base.completion.
+ */
+ if (state->event && state->commit->abort_completion)
+ drm_crtc_commit_put(state->commit);
+
kfree(state->commit->event);
state->commit->event = NULL;
+
drm_crtc_commit_put(state->commit);
}
diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c
index cb487148359a..16fb76ba6509 100644
--- a/drivers/gpu/drm/drm_edid.c
+++ b/drivers/gpu/drm/drm_edid.c
@@ -113,6 +113,9 @@ static const struct edid_quirk {
/* AEO model 0 reports 8 bpc, but is a 6 bpc panel */
{ "AEO", 0, EDID_QUIRK_FORCE_6BPC },
+ /* CPT panel of Asus UX303LA reports 8 bpc, but is a 6 bpc panel */
+ { "CPT", 0x17df, EDID_QUIRK_FORCE_6BPC },
+
/* Belinea 10 15 55 */
{ "MAX", 1516, EDID_QUIRK_PREFER_LARGE_60 },
{ "MAX", 0x77e, EDID_QUIRK_PREFER_LARGE_60 },
diff --git a/drivers/gpu/drm/drm_mm.c b/drivers/gpu/drm/drm_mm.c
index c3c79ee6119e..edab571dbc90 100644
--- a/drivers/gpu/drm/drm_mm.c
+++ b/drivers/gpu/drm/drm_mm.c
@@ -836,9 +836,24 @@ struct drm_mm_node *drm_mm_scan_color_evict(struct drm_mm_scan *scan)
if (!mm->color_adjust)
return NULL;
- hole = list_first_entry(&mm->hole_stack, typeof(*hole), hole_stack);
- hole_start = __drm_mm_hole_node_start(hole);
- hole_end = hole_start + hole->hole_size;
+ /*
+ * The hole found during scanning should ideally be the first element
+ * in the hole_stack list, but due to side-effects in the driver it
+ * may not be.
+ */
+ list_for_each_entry(hole, &mm->hole_stack, hole_stack) {
+ hole_start = __drm_mm_hole_node_start(hole);
+ hole_end = hole_start + hole->hole_size;
+
+ if (hole_start <= scan->hit_start &&
+ hole_end >= scan->hit_end)
+ break;
+ }
+
+ /* We should only be called after we found the hole previously */
+ DRM_MM_BUG_ON(&hole->hole_stack == &mm->hole_stack);
+ if (unlikely(&hole->hole_stack == &mm->hole_stack))
+ return NULL;
DRM_MM_BUG_ON(hole_start > scan->hit_start);
DRM_MM_BUG_ON(hole_end < scan->hit_end);
diff --git a/drivers/gpu/drm/i915/intel_breadcrumbs.c b/drivers/gpu/drm/i915/intel_breadcrumbs.c
index bcbc7abe6693..5d0c6504efe8 100644
--- a/drivers/gpu/drm/i915/intel_breadcrumbs.c
+++ b/drivers/gpu/drm/i915/intel_breadcrumbs.c
@@ -552,29 +552,16 @@ void intel_engine_remove_wait(struct intel_engine_cs *engine,
spin_unlock_irq(&b->rb_lock);
}
-static bool signal_valid(const struct drm_i915_gem_request *request)
-{
- return intel_wait_check_request(&request->signaling.wait, request);
-}
-
static bool signal_complete(const struct drm_i915_gem_request *request)
{
if (!request)
return false;
- /* If another process served as the bottom-half it may have already
- * signalled that this wait is already completed.
- */
- if (intel_wait_complete(&request->signaling.wait))
- return signal_valid(request);
-
- /* Carefully check if the request is complete, giving time for the
+ /*
+ * Carefully check if the request is complete, giving time for the
* seqno to be visible or if the GPU hung.
*/
- if (__i915_request_irq_complete(request))
- return true;
-
- return false;
+ return __i915_request_irq_complete(request);
}
static struct drm_i915_gem_request *to_signaler(struct rb_node *rb)
@@ -617,9 +604,13 @@ static int intel_breadcrumbs_signaler(void *arg)
request = i915_gem_request_get_rcu(request);
rcu_read_unlock();
if (signal_complete(request)) {
- local_bh_disable();
- dma_fence_signal(&request->fence);
- local_bh_enable(); /* kick start the tasklets */
+ if (!test_bit(DMA_FENCE_FLAG_SIGNALED_BIT,
+ &request->fence.flags)) {
+ local_bh_disable();
+ dma_fence_signal(&request->fence);
+ GEM_BUG_ON(!i915_gem_request_completed(request));
+ local_bh_enable(); /* kick start the tasklets */
+ }
spin_lock_irq(&b->rb_lock);
diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c
index b5f85d6f6bef..721633658544 100644
--- a/drivers/hid/hid-core.c
+++ b/drivers/hid/hid-core.c
@@ -2721,6 +2721,9 @@ static const struct hid_device_id hid_ignore_list[] = {
{ HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYTIME) },
{ HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYTEMPERATURE) },
{ HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYPH) },
+ { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_POWERANALYSERCASSY) },
+ { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_CONVERTERCONTROLLERCASSY) },
+ { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MACHINETESTCASSY) },
{ HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_JWM) },
{ HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_DMMP) },
{ HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_UMIP) },
diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h
index 5da3d6256d25..a0baa5ba5b84 100644
--- a/drivers/hid/hid-ids.h
+++ b/drivers/hid/hid-ids.h
@@ -641,6 +641,9 @@
#define USB_DEVICE_ID_LD_MICROCASSYTIME 0x1033
#define USB_DEVICE_ID_LD_MICROCASSYTEMPERATURE 0x1035
#define USB_DEVICE_ID_LD_MICROCASSYPH 0x1038
+#define USB_DEVICE_ID_LD_POWERANALYSERCASSY 0x1040
+#define USB_DEVICE_ID_LD_CONVERTERCONTROLLERCASSY 0x1042
+#define USB_DEVICE_ID_LD_MACHINETESTCASSY 0x1043
#define USB_DEVICE_ID_LD_JWM 0x1080
#define USB_DEVICE_ID_LD_DMMP 0x1081
#define USB_DEVICE_ID_LD_UMIP 0x1090
diff --git a/drivers/i2c/busses/i2c-bcm2835.c b/drivers/i2c/busses/i2c-bcm2835.c
index cd07a69e2e93..44deae78913e 100644
--- a/drivers/i2c/busses/i2c-bcm2835.c
+++ b/drivers/i2c/busses/i2c-bcm2835.c
@@ -50,6 +50,9 @@
#define BCM2835_I2C_S_CLKT BIT(9)
#define BCM2835_I2C_S_LEN BIT(10) /* Fake bit for SW error reporting */
+#define BCM2835_I2C_FEDL_SHIFT 16
+#define BCM2835_I2C_REDL_SHIFT 0
+
#define BCM2835_I2C_CDIV_MIN 0x0002
#define BCM2835_I2C_CDIV_MAX 0xFFFE
@@ -81,7 +84,7 @@ static inline u32 bcm2835_i2c_readl(struct bcm2835_i2c_dev *i2c_dev, u32 reg)
static int bcm2835_i2c_set_divider(struct bcm2835_i2c_dev *i2c_dev)
{
- u32 divider;
+ u32 divider, redl, fedl;
divider = DIV_ROUND_UP(clk_get_rate(i2c_dev->clk),
i2c_dev->bus_clk_rate);
@@ -100,6 +103,22 @@ static int bcm2835_i2c_set_divider(struct bcm2835_i2c_dev *i2c_dev)
bcm2835_i2c_writel(i2c_dev, BCM2835_I2C_DIV, divider);
+ /*
+ * Number of core clocks to wait after falling edge before
+ * outputting the next data bit. Note that both FEDL and REDL
+ * can't be greater than CDIV/2.
+ */
+ fedl = max(divider / 16, 1u);
+
+ /*
+ * Number of core clocks to wait after rising edge before
+ * sampling the next incoming data bit.
+ */
+ redl = max(divider / 4, 1u);
+
+ bcm2835_i2c_writel(i2c_dev, BCM2835_I2C_DEL,
+ (fedl << BCM2835_I2C_FEDL_SHIFT) |
+ (redl << BCM2835_I2C_REDL_SHIFT));
return 0;
}
diff --git a/drivers/i2c/busses/i2c-designware-master.c b/drivers/i2c/busses/i2c-designware-master.c
index 418c233075d3..13e849bf9aa0 100644
--- a/drivers/i2c/busses/i2c-designware-master.c
+++ b/drivers/i2c/busses/i2c-designware-master.c
@@ -207,7 +207,7 @@ static void i2c_dw_xfer_init(struct dw_i2c_dev *dev)
i2c_dw_disable_int(dev);
/* Enable the adapter */
- __i2c_dw_enable(dev, true);
+ __i2c_dw_enable_and_wait(dev, true);
/* Clear and enable interrupts */
dw_readl(dev, DW_IC_CLR_INTR);
diff --git a/drivers/iio/adc/stm32-adc.c b/drivers/iio/adc/stm32-adc.c
index cecf1e5b244c..b61b52f43179 100644
--- a/drivers/iio/adc/stm32-adc.c
+++ b/drivers/iio/adc/stm32-adc.c
@@ -765,8 +765,6 @@ static int stm32h7_adc_enable(struct stm32_adc *adc)
int ret;
u32 val;
- /* Clear ADRDY by writing one, then enable ADC */
- stm32_adc_set_bits(adc, STM32H7_ADC_ISR, STM32H7_ADRDY);
stm32_adc_set_bits(adc, STM32H7_ADC_CR, STM32H7_ADEN);
/* Poll for ADRDY to be set (after adc startup time) */
@@ -774,8 +772,11 @@ static int stm32h7_adc_enable(struct stm32_adc *adc)
val & STM32H7_ADRDY,
100, STM32_ADC_TIMEOUT_US);
if (ret) {
- stm32_adc_clr_bits(adc, STM32H7_ADC_CR, STM32H7_ADEN);
+ stm32_adc_set_bits(adc, STM32H7_ADC_CR, STM32H7_ADDIS);
dev_err(&indio_dev->dev, "Failed to enable ADC\n");
+ } else {
+ /* Clear ADRDY by writing one */
+ stm32_adc_set_bits(adc, STM32H7_ADC_ISR, STM32H7_ADRDY);
}
return ret;
diff --git a/drivers/iio/imu/adis_trigger.c b/drivers/iio/imu/adis_trigger.c
index 0dd5a381be64..457372f36791 100644
--- a/drivers/iio/imu/adis_trigger.c
+++ b/drivers/iio/imu/adis_trigger.c
@@ -46,6 +46,10 @@ int adis_probe_trigger(struct adis *adis, struct iio_dev *indio_dev)
if (adis->trig == NULL)
return -ENOMEM;
+ adis->trig->dev.parent = &adis->spi->dev;
+ adis->trig->ops = &adis_trigger_ops;
+ iio_trigger_set_drvdata(adis->trig, adis);
+
ret = request_irq(adis->spi->irq,
&iio_trigger_generic_data_rdy_poll,
IRQF_TRIGGER_RISING,
@@ -54,9 +58,6 @@ int adis_probe_trigger(struct adis *adis, struct iio_dev *indio_dev)
if (ret)
goto error_free_trig;
- adis->trig->dev.parent = &adis->spi->dev;
- adis->trig->ops = &adis_trigger_ops;
- iio_trigger_set_drvdata(adis->trig, adis);
ret = iio_trigger_register(adis->trig);
indio_dev->trig = iio_trigger_get(adis->trig);
diff --git a/drivers/iio/industrialio-buffer.c b/drivers/iio/industrialio-buffer.c
index d2b465140a6b..78482d456c3b 100644
--- a/drivers/iio/industrialio-buffer.c
+++ b/drivers/iio/industrialio-buffer.c
@@ -175,7 +175,7 @@ unsigned int iio_buffer_poll(struct file *filp,
struct iio_dev *indio_dev = filp->private_data;
struct iio_buffer *rb = indio_dev->buffer;
- if (!indio_dev->info)
+ if (!indio_dev->info || rb == NULL)
return 0;
poll_wait(filp, &rb->pollq, wait);
diff --git a/drivers/iio/proximity/Kconfig b/drivers/iio/proximity/Kconfig
index fcb1c4ba5e41..f726f9427602 100644
--- a/drivers/iio/proximity/Kconfig
+++ b/drivers/iio/proximity/Kconfig
@@ -68,6 +68,8 @@ config SX9500
config SRF08
tristate "Devantech SRF02/SRF08/SRF10 ultrasonic ranger sensor"
+ select IIO_BUFFER
+ select IIO_TRIGGERED_BUFFER
depends on I2C
help
Say Y here to build a driver for Devantech SRF02/SRF08/SRF10
diff --git a/drivers/infiniband/core/rdma_core.c b/drivers/infiniband/core/rdma_core.c
index 85b5ee4defa4..4e1f76730855 100644
--- a/drivers/infiniband/core/rdma_core.c
+++ b/drivers/infiniband/core/rdma_core.c
@@ -196,7 +196,15 @@ static struct ib_uobject *lookup_get_idr_uobject(const struct uverbs_obj_type *t
goto free;
}
- uverbs_uobject_get(uobj);
+ /*
+ * The idr_find is guaranteed to return a pointer to something that
+ * isn't freed yet, or NULL, as the free after idr_remove goes through
+ * kfree_rcu(). However the object may still have been released and
+ * kfree() could be called at any time.
+ */
+ if (!kref_get_unless_zero(&uobj->ref))
+ uobj = ERR_PTR(-ENOENT);
+
free:
rcu_read_unlock();
return uobj;
diff --git a/drivers/infiniband/core/uverbs_cmd.c b/drivers/infiniband/core/uverbs_cmd.c
index 840b24096690..df127c8b9a9f 100644
--- a/drivers/infiniband/core/uverbs_cmd.c
+++ b/drivers/infiniband/core/uverbs_cmd.c
@@ -560,9 +560,10 @@ ssize_t ib_uverbs_open_xrcd(struct ib_uverbs_file *file,
if (f.file)
fdput(f);
+ mutex_unlock(&file->device->xrcd_tree_mutex);
+
uobj_alloc_commit(&obj->uobject);
- mutex_unlock(&file->device->xrcd_tree_mutex);
return in_len;
err_copy:
@@ -601,10 +602,8 @@ ssize_t ib_uverbs_close_xrcd(struct ib_uverbs_file *file,
uobj = uobj_get_write(uobj_get_type(xrcd), cmd.xrcd_handle,
file->ucontext);
- if (IS_ERR(uobj)) {
- mutex_unlock(&file->device->xrcd_tree_mutex);
+ if (IS_ERR(uobj))
return PTR_ERR(uobj);
- }
ret = uobj_remove_commit(uobj);
return ret ?: in_len;
@@ -1971,8 +1970,15 @@ static int modify_qp(struct ib_uverbs_file *file,
goto release_qp;
}
+ if ((cmd->base.attr_mask & IB_QP_AV) &&
+ !rdma_is_port_valid(qp->device, cmd->base.dest.port_num)) {
+ ret = -EINVAL;
+ goto release_qp;
+ }
+
if ((cmd->base.attr_mask & IB_QP_ALT_PATH) &&
- !rdma_is_port_valid(qp->device, cmd->base.alt_port_num)) {
+ (!rdma_is_port_valid(qp->device, cmd->base.alt_port_num) ||
+ !rdma_is_port_valid(qp->device, cmd->base.alt_dest.port_num))) {
ret = -EINVAL;
goto release_qp;
}
diff --git a/drivers/infiniband/core/uverbs_main.c b/drivers/infiniband/core/uverbs_main.c
index 381fd9c096ae..0804239e43f0 100644
--- a/drivers/infiniband/core/uverbs_main.c
+++ b/drivers/infiniband/core/uverbs_main.c
@@ -648,12 +648,21 @@ static int verify_command_mask(struct ib_device *ib_dev, __u32 command)
return -1;
}
+static bool verify_command_idx(u32 command, bool extended)
+{
+ if (extended)
+ return command < ARRAY_SIZE(uverbs_ex_cmd_table);
+
+ return command < ARRAY_SIZE(uverbs_cmd_table);
+}
+
static ssize_t ib_uverbs_write(struct file *filp, const char __user *buf,
size_t count, loff_t *pos)
{
struct ib_uverbs_file *file = filp->private_data;
struct ib_device *ib_dev;
struct ib_uverbs_cmd_hdr hdr;
+ bool extended_command;
__u32 command;
__u32 flags;
int srcu_key;
@@ -686,6 +695,15 @@ static ssize_t ib_uverbs_write(struct file *filp, const char __user *buf,
}
command = hdr.command & IB_USER_VERBS_CMD_COMMAND_MASK;
+ flags = (hdr.command &
+ IB_USER_VERBS_CMD_FLAGS_MASK) >> IB_USER_VERBS_CMD_FLAGS_SHIFT;
+
+ extended_command = flags & IB_USER_VERBS_CMD_FLAG_EXTENDED;
+ if (!verify_command_idx(command, extended_command)) {
+ ret = -EINVAL;
+ goto out;
+ }
+
if (verify_command_mask(ib_dev, command)) {
ret = -EOPNOTSUPP;
goto out;
@@ -697,12 +715,8 @@ static ssize_t ib_uverbs_write(struct file *filp, const char __user *buf,
goto out;
}
- flags = (hdr.command &
- IB_USER_VERBS_CMD_FLAGS_MASK) >> IB_USER_VERBS_CMD_FLAGS_SHIFT;
-
if (!flags) {
- if (command >= ARRAY_SIZE(uverbs_cmd_table) ||
- !uverbs_cmd_table[command]) {
+ if (!uverbs_cmd_table[command]) {
ret = -EINVAL;
goto out;
}
@@ -723,8 +737,7 @@ static ssize_t ib_uverbs_write(struct file *filp, const char __user *buf,
struct ib_udata uhw;
size_t written_count = count;
- if (command >= ARRAY_SIZE(uverbs_ex_cmd_table) ||
- !uverbs_ex_cmd_table[command]) {
+ if (!uverbs_ex_cmd_table[command]) {
ret = -ENOSYS;
goto out;
}
diff --git a/drivers/irqchip/irq-gic-v3.c b/drivers/irqchip/irq-gic-v3.c
index b56c3e23f0af..980ae8e7df30 100644
--- a/drivers/irqchip/irq-gic-v3.c
+++ b/drivers/irqchip/irq-gic-v3.c
@@ -688,7 +688,7 @@ static void gic_raise_softirq(const struct cpumask *mask, unsigned int irq)
* Ensure that stores to Normal memory are visible to the
* other CPUs before issuing the IPI.
*/
- smp_wmb();
+ wmb();
for_each_cpu(cpu, mask) {
u64 cluster_id = MPIDR_TO_SGI_CLUSTER_ID(cpu_logical_map(cpu));
diff --git a/drivers/irqchip/irq-mips-gic.c b/drivers/irqchip/irq-mips-gic.c
index ef92a4d2038e..d32268cc1174 100644
--- a/drivers/irqchip/irq-mips-gic.c
+++ b/drivers/irqchip/irq-mips-gic.c
@@ -424,8 +424,6 @@ static int gic_shared_irq_domain_map(struct irq_domain *d, unsigned int virq,
spin_lock_irqsave(&gic_lock, flags);
write_gic_map_pin(intr, GIC_MAP_PIN_MAP_TO_PIN | gic_cpu_pin);
write_gic_map_vp(intr, BIT(mips_cm_vp_id(cpu)));
- gic_clear_pcpu_masks(intr);
- set_bit(intr, per_cpu_ptr(pcpu_masks, cpu));
irq_data_update_effective_affinity(data, cpumask_of(cpu));
spin_unlock_irqrestore(&gic_lock, flags);
diff --git a/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c b/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c
index 375ef86a84da..322671076c9c 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c
+++ b/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c
@@ -2632,7 +2632,6 @@ void t4_get_regs(struct adapter *adap, void *buf, size_t buf_size)
}
#define EEPROM_STAT_ADDR 0x7bfc
-#define VPD_SIZE 0x800
#define VPD_BASE 0x400
#define VPD_BASE_OLD 0
#define VPD_LEN 1024
@@ -2699,15 +2698,6 @@ int t4_get_raw_vpd_params(struct adapter *adapter, struct vpd_params *p)
if (!vpd)
return -ENOMEM;
- /* We have two VPD data structures stored in the adapter VPD area.
- * By default, Linux calculates the size of the VPD area by traversing
- * the first VPD area at offset 0x0, so we need to tell the OS what
- * our real VPD size is.
- */
- ret = pci_set_vpd_size(adapter->pdev, VPD_SIZE);
- if (ret < 0)
- goto out;
-
/* Card information normally starts at VPD_BASE but early cards had
* it at 0.
*/
diff --git a/drivers/net/thunderbolt.c b/drivers/net/thunderbolt.c
index ca5e375de27c..e0d6760f3219 100644
--- a/drivers/net/thunderbolt.c
+++ b/drivers/net/thunderbolt.c
@@ -166,6 +166,8 @@ struct tbnet_ring {
* @connected_work: Worker that finalizes the ThunderboltIP connection
* setup and enables DMA paths for high speed data
* transfers
+ * @disconnect_work: Worker that handles tearing down the ThunderboltIP
+ * connection
* @rx_hdr: Copy of the currently processed Rx frame. Used when a
* network packet consists of multiple Thunderbolt frames.
* In host byte order.
@@ -190,6 +192,7 @@ struct tbnet {
int login_retries;
struct delayed_work login_work;
struct work_struct connected_work;
+ struct work_struct disconnect_work;
struct thunderbolt_ip_frame_header rx_hdr;
struct tbnet_ring rx_ring;
atomic_t frame_id;
@@ -445,7 +448,7 @@ static int tbnet_handle_packet(const void *buf, size_t size, void *data)
case TBIP_LOGOUT:
ret = tbnet_logout_response(net, route, sequence, command_id);
if (!ret)
- tbnet_tear_down(net, false);
+ queue_work(system_long_wq, &net->disconnect_work);
break;
default:
@@ -659,6 +662,13 @@ static void tbnet_login_work(struct work_struct *work)
}
}
+static void tbnet_disconnect_work(struct work_struct *work)
+{
+ struct tbnet *net = container_of(work, typeof(*net), disconnect_work);
+
+ tbnet_tear_down(net, false);
+}
+
static bool tbnet_check_frame(struct tbnet *net, const struct tbnet_frame *tf,
const struct thunderbolt_ip_frame_header *hdr)
{
@@ -881,6 +891,7 @@ static int tbnet_stop(struct net_device *dev)
napi_disable(&net->napi);
+ cancel_work_sync(&net->disconnect_work);
tbnet_tear_down(net, true);
tb_ring_free(net->rx_ring.ring);
@@ -1195,6 +1206,7 @@ static int tbnet_probe(struct tb_service *svc, const struct tb_service_id *id)
net = netdev_priv(dev);
INIT_DELAYED_WORK(&net->login_work, tbnet_login_work);
INIT_WORK(&net->connected_work, tbnet_connected_work);
+ INIT_WORK(&net->disconnect_work, tbnet_disconnect_work);
mutex_init(&net->connection_lock);
atomic_set(&net->command_id, 0);
atomic_set(&net->frame_id, 0);
@@ -1270,10 +1282,7 @@ static int __maybe_unused tbnet_suspend(struct device *dev)
stop_login(net);
if (netif_running(net->dev)) {
netif_device_detach(net->dev);
- tb_ring_stop(net->rx_ring.ring);
- tb_ring_stop(net->tx_ring.ring);
- tbnet_free_buffers(&net->rx_ring);
- tbnet_free_buffers(&net->tx_ring);
+ tbnet_tear_down(net, true);
}
return 0;
diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c
index d22750ea7444..d7135140bf40 100644
--- a/drivers/pci/quirks.c
+++ b/drivers/pci/quirks.c
@@ -3419,22 +3419,29 @@ DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_PORT_RIDGE,
static void quirk_chelsio_extend_vpd(struct pci_dev *dev)
{
- pci_set_vpd_size(dev, 8192);
-}
-
-DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_CHELSIO, 0x20, quirk_chelsio_extend_vpd);
-DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_CHELSIO, 0x21, quirk_chelsio_extend_vpd);
-DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_CHELSIO, 0x22, quirk_chelsio_extend_vpd);
-DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_CHELSIO, 0x23, quirk_chelsio_extend_vpd);
-DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_CHELSIO, 0x24, quirk_chelsio_extend_vpd);
-DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_CHELSIO, 0x25, quirk_chelsio_extend_vpd);
-DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_CHELSIO, 0x26, quirk_chelsio_extend_vpd);
-DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_CHELSIO, 0x30, quirk_chelsio_extend_vpd);
-DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_CHELSIO, 0x31, quirk_chelsio_extend_vpd);
-DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_CHELSIO, 0x32, quirk_chelsio_extend_vpd);
-DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_CHELSIO, 0x35, quirk_chelsio_extend_vpd);
-DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_CHELSIO, 0x36, quirk_chelsio_extend_vpd);
-DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_CHELSIO, 0x37, quirk_chelsio_extend_vpd);
+ int chip = (dev->device & 0xf000) >> 12;
+ int func = (dev->device & 0x0f00) >> 8;
+ int prod = (dev->device & 0x00ff) >> 0;
+
+ /*
+ * If this is a T3-based adapter, there's a 1KB VPD area at offset
+ * 0xc00 which contains the preferred VPD values. If this is a T4 or
+ * later based adapter, the special VPD is at offset 0x400 for the
+ * Physical Functions (the SR-IOV Virtual Functions have no VPD
+ * Capabilities). The PCI VPD Access core routines will normally
+ * compute the size of the VPD by parsing the VPD Data Structure at
+ * offset 0x000. This will result in silent failures when attempting
+ * to accesses these other VPD areas which are beyond those computed
+ * limits.
+ */
+ if (chip == 0x0 && prod >= 0x20)
+ pci_set_vpd_size(dev, 8192);
+ else if (chip >= 0x4 && func < 0x8)
+ pci_set_vpd_size(dev, 2048);
+}
+
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_CHELSIO, PCI_ANY_ID,
+ quirk_chelsio_extend_vpd);
#ifdef CONFIG_ACPI
/*
diff --git a/drivers/scsi/ibmvscsi/ibmvfc.h b/drivers/scsi/ibmvscsi/ibmvfc.h
index 9a0696f68f37..b81a53c4a9a8 100644
--- a/drivers/scsi/ibmvscsi/ibmvfc.h
+++ b/drivers/scsi/ibmvscsi/ibmvfc.h
@@ -367,7 +367,7 @@ enum ibmvfc_fcp_rsp_info_codes {
};
struct ibmvfc_fcp_rsp_info {
- __be16 reserved;
+ u8 reserved[3];
u8 rsp_code;
u8 reserved2[4];
}__attribute__((packed, aligned (2)));
diff --git a/drivers/usb/core/quirks.c b/drivers/usb/core/quirks.c
index 4024926c1d68..f4a548471f0f 100644
--- a/drivers/usb/core/quirks.c
+++ b/drivers/usb/core/quirks.c
@@ -226,6 +226,9 @@ static const struct usb_device_id usb_quirk_list[] = {
{ USB_DEVICE(0x1a0a, 0x0200), .driver_info =
USB_QUIRK_LINEAR_UFRAME_INTR_BINTERVAL },
+ /* Corsair K70 RGB */
+ { USB_DEVICE(0x1b1c, 0x1b13), .driver_info = USB_QUIRK_DELAY_INIT },
+
/* Corsair Strafe RGB */
{ USB_DEVICE(0x1b1c, 0x1b20), .driver_info = USB_QUIRK_DELAY_INIT },
diff --git a/drivers/usb/dwc3/ep0.c b/drivers/usb/dwc3/ep0.c
index fd3e7ad2eb0e..618b4260f0d9 100644
--- a/drivers/usb/dwc3/ep0.c
+++ b/drivers/usb/dwc3/ep0.c
@@ -858,7 +858,12 @@ static void dwc3_ep0_complete_data(struct dwc3 *dwc,
trb++;
trb->ctrl &= ~DWC3_TRB_CTRL_HWO;
trace_dwc3_complete_trb(ep0, trb);
- ep0->trb_enqueue = 0;
+
+ if (r->direction)
+ dwc->eps[1]->trb_enqueue = 0;
+ else
+ dwc->eps[0]->trb_enqueue = 0;
+
dwc->ep0_bounced = false;
}
diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c
index 639dd1b163a0..21abea0ac622 100644
--- a/drivers/usb/dwc3/gadget.c
+++ b/drivers/usb/dwc3/gadget.c
@@ -2744,6 +2744,8 @@ static void dwc3_gadget_conndone_interrupt(struct dwc3 *dwc)
break;
}
+ dwc->eps[1]->endpoint.maxpacket = dwc->gadget.ep0->maxpacket;
+
/* Enable USB2 LPM Capability */
if ((dwc->revision > DWC3_REVISION_194A) &&
diff --git a/drivers/usb/gadget/function/f_fs.c b/drivers/usb/gadget/function/f_fs.c
index f9bd351637cd..0ef08a909ba6 100644
--- a/drivers/usb/gadget/function/f_fs.c
+++ b/drivers/usb/gadget/function/f_fs.c
@@ -1852,44 +1852,20 @@ static int ffs_func_eps_enable(struct ffs_function *func)
spin_lock_irqsave(&func->ffs->eps_lock, flags);
while(count--) {
- struct usb_endpoint_descriptor *ds;
- struct usb_ss_ep_comp_descriptor *comp_desc = NULL;
- int needs_comp_desc = false;
- int desc_idx;
-
- if (ffs->gadget->speed == USB_SPEED_SUPER) {
- desc_idx = 2;
- needs_comp_desc = true;
- } else if (ffs->gadget->speed == USB_SPEED_HIGH)
- desc_idx = 1;
- else
- desc_idx = 0;
-
- /* fall-back to lower speed if desc missing for current speed */
- do {
- ds = ep->descs[desc_idx];
- } while (!ds && --desc_idx >= 0);
-
- if (!ds) {
- ret = -EINVAL;
- break;
- }
-
ep->ep->driver_data = ep;
- ep->ep->desc = ds;
- if (needs_comp_desc) {
- comp_desc = (struct usb_ss_ep_comp_descriptor *)(ds +
- USB_DT_ENDPOINT_SIZE);
- ep->ep->maxburst = comp_desc->bMaxBurst + 1;
- ep->ep->comp_desc = comp_desc;
+ ret = config_ep_by_speed(func->gadget, &func->function, ep->ep);
+ if (ret) {
+ pr_err("%s: config_ep_by_speed(%s) returned %d\n",
+ __func__, ep->ep->name, ret);
+ break;
}
ret = usb_ep_enable(ep->ep);
if (likely(!ret)) {
epfile->ep = ep;
- epfile->in = usb_endpoint_dir_in(ds);
- epfile->isoc = usb_endpoint_xfer_isoc(ds);
+ epfile->in = usb_endpoint_dir_in(ep->ep->desc);
+ epfile->isoc = usb_endpoint_xfer_isoc(ep->ep->desc);
} else {
break;
}
@@ -2976,10 +2952,8 @@ static int _ffs_func_bind(struct usb_configuration *c,
struct ffs_data *ffs = func->ffs;
const int full = !!func->ffs->fs_descs_count;
- const int high = gadget_is_dualspeed(func->gadget) &&
- func->ffs->hs_descs_count;
- const int super = gadget_is_superspeed(func->gadget) &&
- func->ffs->ss_descs_count;
+ const int high = !!func->ffs->hs_descs_count;
+ const int super = !!func->ffs->ss_descs_count;
int fs_len, hs_len, ss_len, ret, i;
struct ffs_ep *eps_ptr;
diff --git a/drivers/usb/host/ehci-hub.c b/drivers/usb/host/ehci-hub.c
index facafdf8fb95..d7641cbdee43 100644
--- a/drivers/usb/host/ehci-hub.c
+++ b/drivers/usb/host/ehci-hub.c
@@ -774,12 +774,12 @@ static struct urb *request_single_step_set_feature_urb(
atomic_inc(&urb->use_count);
atomic_inc(&urb->dev->urbnum);
urb->setup_dma = dma_map_single(
- hcd->self.controller,
+ hcd->self.sysdev,
urb->setup_packet,
sizeof(struct usb_ctrlrequest),
DMA_TO_DEVICE);
urb->transfer_dma = dma_map_single(
- hcd->self.controller,
+ hcd->self.sysdev,
urb->transfer_buffer,
urb->transfer_buffer_length,
DMA_FROM_DEVICE);
diff --git a/drivers/usb/host/ohci-hcd.c b/drivers/usb/host/ohci-hcd.c
index ee9676349333..84f88fa411cd 100644
--- a/drivers/usb/host/ohci-hcd.c
+++ b/drivers/usb/host/ohci-hcd.c
@@ -74,6 +74,7 @@ static const char hcd_name [] = "ohci_hcd";
#define STATECHANGE_DELAY msecs_to_jiffies(300)
#define IO_WATCHDOG_DELAY msecs_to_jiffies(275)
+#define IO_WATCHDOG_OFF 0xffffff00
#include "ohci.h"
#include "pci-quirks.h"
@@ -231,7 +232,7 @@ static int ohci_urb_enqueue (
}
/* Start up the I/O watchdog timer, if it's not running */
- if (!timer_pending(&ohci->io_watchdog) &&
+ if (ohci->prev_frame_no == IO_WATCHDOG_OFF &&
list_empty(&ohci->eds_in_use) &&
!(ohci->flags & OHCI_QUIRK_QEMU)) {
ohci->prev_frame_no = ohci_frame_no(ohci);
@@ -501,6 +502,7 @@ static int ohci_init (struct ohci_hcd *ohci)
return 0;
timer_setup(&ohci->io_watchdog, io_watchdog_func, 0);
+ ohci->prev_frame_no = IO_WATCHDOG_OFF;
ohci->hcca = dma_alloc_coherent (hcd->self.controller,
sizeof(*ohci->hcca), &ohci->hcca_dma, GFP_KERNEL);
@@ -730,7 +732,7 @@ static void io_watchdog_func(struct timer_list *t)
u32 head;
struct ed *ed;
struct td *td, *td_start, *td_next;
- unsigned frame_no;
+ unsigned frame_no, prev_frame_no = IO_WATCHDOG_OFF;
unsigned long flags;
spin_lock_irqsave(&ohci->lock, flags);
@@ -835,7 +837,7 @@ static void io_watchdog_func(struct timer_list *t)
}
}
if (!list_empty(&ohci->eds_in_use)) {
- ohci->prev_frame_no = frame_no;
+ prev_frame_no = frame_no;
ohci->prev_wdh_cnt = ohci->wdh_cnt;
ohci->prev_donehead = ohci_readl(ohci,
&ohci->regs->donehead);
@@ -845,6 +847,7 @@ static void io_watchdog_func(struct timer_list *t)
}
done:
+ ohci->prev_frame_no = prev_frame_no;
spin_unlock_irqrestore(&ohci->lock, flags);
}
@@ -973,6 +976,7 @@ static void ohci_stop (struct usb_hcd *hcd)
if (quirk_nec(ohci))
flush_work(&ohci->nec_work);
del_timer_sync(&ohci->io_watchdog);
+ ohci->prev_frame_no = IO_WATCHDOG_OFF;
ohci_writel (ohci, OHCI_INTR_MIE, &ohci->regs->intrdisable);
ohci_usb_reset(ohci);
diff --git a/drivers/usb/host/ohci-hub.c b/drivers/usb/host/ohci-hub.c
index fb7aaa3b9d06..634f3c7bf774 100644
--- a/drivers/usb/host/ohci-hub.c
+++ b/drivers/usb/host/ohci-hub.c
@@ -311,8 +311,10 @@ static int ohci_bus_suspend (struct usb_hcd *hcd)
rc = ohci_rh_suspend (ohci, 0);
spin_unlock_irq (&ohci->lock);
- if (rc == 0)
+ if (rc == 0) {
del_timer_sync(&ohci->io_watchdog);
+ ohci->prev_frame_no = IO_WATCHDOG_OFF;
+ }
return rc;
}
diff --git a/drivers/usb/host/ohci-q.c b/drivers/usb/host/ohci-q.c
index b2ec8c399363..4ccb85a67bb3 100644
--- a/drivers/usb/host/ohci-q.c
+++ b/drivers/usb/host/ohci-q.c
@@ -1019,6 +1019,8 @@ static void finish_unlinks(struct ohci_hcd *ohci)
* have modified this list. normally it's just prepending
* entries (which we'd ignore), but paranoia won't hurt.
*/
+ *last = ed->ed_next;
+ ed->ed_next = NULL;
modified = 0;
/* unlink urbs as requested, but rescan the list after
@@ -1077,21 +1079,22 @@ static void finish_unlinks(struct ohci_hcd *ohci)
goto rescan_this;
/*
- * If no TDs are queued, take ED off the ed_rm_list.
+ * If no TDs are queued, ED is now idle.
* Otherwise, if the HC is running, reschedule.
- * If not, leave it on the list for further dequeues.
+ * If the HC isn't running, add ED back to the
+ * start of the list for later processing.
*/
if (list_empty(&ed->td_list)) {
- *last = ed->ed_next;
- ed->ed_next = NULL;
ed->state = ED_IDLE;
list_del(&ed->in_use_list);
} else if (ohci->rh_state == OHCI_RH_RUNNING) {
- *last = ed->ed_next;
- ed->ed_next = NULL;
ed_schedule(ohci, ed);
} else {
- last = &ed->ed_next;
+ ed->ed_next = ohci->ed_rm_list;
+ ohci->ed_rm_list = ed;
+ /* Don't loop on the same ED */
+ if (last == &ohci->ed_rm_list)
+ last = &ed->ed_next;
}
if (modified)
diff --git a/drivers/usb/misc/ldusb.c b/drivers/usb/misc/ldusb.c
index 5c1a3b852453..98ef7fcbda58 100644
--- a/drivers/usb/misc/ldusb.c
+++ b/drivers/usb/misc/ldusb.c
@@ -42,6 +42,9 @@
#define USB_DEVICE_ID_LD_MICROCASSYTIME 0x1033 /* USB Product ID of Micro-CASSY Time (reserved) */
#define USB_DEVICE_ID_LD_MICROCASSYTEMPERATURE 0x1035 /* USB Product ID of Micro-CASSY Temperature */
#define USB_DEVICE_ID_LD_MICROCASSYPH 0x1038 /* USB Product ID of Micro-CASSY pH */
+#define USB_DEVICE_ID_LD_POWERANALYSERCASSY 0x1040 /* USB Product ID of Power Analyser CASSY */
+#define USB_DEVICE_ID_LD_CONVERTERCONTROLLERCASSY 0x1042 /* USB Product ID of Converter Controller CASSY */
+#define USB_DEVICE_ID_LD_MACHINETESTCASSY 0x1043 /* USB Product ID of Machine Test CASSY */
#define USB_DEVICE_ID_LD_JWM 0x1080 /* USB Product ID of Joule and Wattmeter */
#define USB_DEVICE_ID_LD_DMMP 0x1081 /* USB Product ID of Digital Multimeter P (reserved) */
#define USB_DEVICE_ID_LD_UMIP 0x1090 /* USB Product ID of UMI P */
@@ -84,6 +87,9 @@ static const struct usb_device_id ld_usb_table[] = {
{ USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYTIME) },
{ USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYTEMPERATURE) },
{ USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYPH) },
+ { USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_POWERANALYSERCASSY) },
+ { USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_CONVERTERCONTROLLERCASSY) },
+ { USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MACHINETESTCASSY) },
{ USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_JWM) },
{ USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_DMMP) },
{ USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_UMIP) },
diff --git a/drivers/usb/musb/musb_host.c b/drivers/usb/musb/musb_host.c
index 2627363fb4fe..6f311212f3c5 100644
--- a/drivers/usb/musb/musb_host.c
+++ b/drivers/usb/musb/musb_host.c
@@ -393,13 +393,7 @@ static void musb_advance_schedule(struct musb *musb, struct urb *urb,
}
}
- /*
- * The pipe must be broken if current urb->status is set, so don't
- * start next urb.
- * TODO: to minimize the risk of regression, only check urb->status
- * for RX, until we have a test case to understand the behavior of TX.
- */
- if ((!status || !is_in) && qh && qh->is_ready) {
+ if (qh != NULL && qh->is_ready) {
musb_dbg(musb, "... next ep%d %cX urb %p",
hw_ep->epnum, is_in ? 'R' : 'T', next_urb(qh));
musb_start_urb(musb, is_in, qh);
diff --git a/drivers/usb/phy/phy-mxs-usb.c b/drivers/usb/phy/phy-mxs-usb.c
index da031c45395a..fbec863350f6 100644
--- a/drivers/usb/phy/phy-mxs-usb.c
+++ b/drivers/usb/phy/phy-mxs-usb.c
@@ -602,6 +602,9 @@ static enum usb_charger_type mxs_phy_charger_detect(struct usb_phy *phy)
void __iomem *base = phy->io_priv;
enum usb_charger_type chgr_type = UNKNOWN_TYPE;
+ if (!regmap)
+ return UNKNOWN_TYPE;
+
if (mxs_charger_data_contact_detect(mxs_phy))
return chgr_type;
diff --git a/drivers/usb/renesas_usbhs/fifo.c b/drivers/usb/renesas_usbhs/fifo.c
index 2d24ef3076ef..b295e204a575 100644
--- a/drivers/usb/renesas_usbhs/fifo.c
+++ b/drivers/usb/renesas_usbhs/fifo.c
@@ -989,6 +989,10 @@ static int usbhsf_dma_prepare_pop_with_usb_dmac(struct usbhs_pkt *pkt,
if ((uintptr_t)pkt->buf & (USBHS_USB_DMAC_XFER_SIZE - 1))
goto usbhsf_pio_prepare_pop;
+ /* return at this time if the pipe is running */
+ if (usbhs_pipe_is_running(pipe))
+ return 0;
+
usbhs_pipe_config_change_bfre(pipe, 1);
ret = usbhsf_fifo_select(pipe, fifo, 0);
@@ -1179,6 +1183,7 @@ static int usbhsf_dma_pop_done_with_usb_dmac(struct usbhs_pkt *pkt,
usbhsf_fifo_clear(pipe, fifo);
pkt->actual = usbhs_dma_calc_received_size(pkt, chan, rcv_len);
+ usbhs_pipe_running(pipe, 0);
usbhsf_dma_stop(pipe, fifo);
usbhsf_dma_unmap(pkt);
usbhsf_fifo_unselect(pipe, pipe->fifo);
diff --git a/drivers/xen/tmem.c b/drivers/xen/tmem.c
index bf13d1ec51f3..04e7b3b29bac 100644
--- a/drivers/xen/tmem.c
+++ b/drivers/xen/tmem.c
@@ -284,6 +284,10 @@ static int tmem_frontswap_store(unsigned type, pgoff_t offset,
int pool = tmem_frontswap_poolid;
int ret;
+ /* THP isn't supported */
+ if (PageTransHuge(page))
+ return -1;
+
if (pool < 0)
return -1;
if (ind64 != ind)
diff --git a/include/drm/drm_atomic.h b/include/drm/drm_atomic.h
index 5afd6e364fb6..c63b0b48e884 100644
--- a/include/drm/drm_atomic.h
+++ b/include/drm/drm_atomic.h
@@ -134,6 +134,15 @@ struct drm_crtc_commit {
* &drm_pending_vblank_event pointer to clean up private events.
*/
struct drm_pending_vblank_event *event;
+
+ /**
+ * @abort_completion:
+ *
+ * A flag that's set after drm_atomic_helper_setup_commit takes a second
+ * reference for the completion of $drm_crtc_state.event. It's used by
+ * the free code to remove the second reference if commit fails.
+ */
+ bool abort_completion;
};
struct __drm_planes_state {
diff --git a/include/linux/kconfig.h b/include/linux/kconfig.h
index fec5076eda91..dcde9471897d 100644
--- a/include/linux/kconfig.h
+++ b/include/linux/kconfig.h
@@ -4,6 +4,12 @@
#include <generated/autoconf.h>
+#ifdef CONFIG_CPU_BIG_ENDIAN
+#define __BIG_ENDIAN 4321
+#else
+#define __LITTLE_ENDIAN 1234
+#endif
+
#define __ARG_PLACEHOLDER_1 0,
#define __take_second_arg(__ignored, val, ...) val
@@ -64,4 +70,7 @@
*/
#define IS_ENABLED(option) __or(IS_BUILTIN(option), IS_MODULE(option))
+/* Make sure we always have all types and struct attributes defined. */
+#include <linux/compiler_types.h>
+
#endif /* __LINUX_KCONFIG_H */
diff --git a/include/uapi/linux/if_ether.h b/include/uapi/linux/if_ether.h
index 144de4d2f385..153c9c2eaaa7 100644
--- a/include/uapi/linux/if_ether.h
+++ b/include/uapi/linux/if_ether.h
@@ -23,7 +23,6 @@
#define _UAPI_LINUX_IF_ETHER_H
#include <linux/types.h>
-#include <linux/libc-compat.h>
/*
* IEEE 802.3 Ethernet magic constants. The frame sizes omit the preamble
@@ -150,6 +149,11 @@
* This is an Ethernet frame header.
*/
+/* allow libcs like musl to deactivate this, glibc does not implement this. */
+#ifndef __UAPI_DEF_ETHHDR
+#define __UAPI_DEF_ETHHDR 1
+#endif
+
#if __UAPI_DEF_ETHHDR
struct ethhdr {
unsigned char h_dest[ETH_ALEN]; /* destination eth addr */
diff --git a/include/uapi/linux/libc-compat.h b/include/uapi/linux/libc-compat.h
index fc29efaa918c..8254c937c9f4 100644
--- a/include/uapi/linux/libc-compat.h
+++ b/include/uapi/linux/libc-compat.h
@@ -264,10 +264,4 @@
#endif /* __GLIBC__ */
-/* Definitions for if_ether.h */
-/* allow libcs like musl to deactivate this, glibc does not implement this. */
-#ifndef __UAPI_DEF_ETHHDR
-#define __UAPI_DEF_ETHHDR 1
-#endif
-
#endif /* _UAPI_LIBC_COMPAT_H */
diff --git a/kernel/irq/matrix.c b/kernel/irq/matrix.c
index 5187dfe809ac..4c5770407031 100644
--- a/kernel/irq/matrix.c
+++ b/kernel/irq/matrix.c
@@ -16,6 +16,7 @@ struct cpumap {
unsigned int available;
unsigned int allocated;
unsigned int managed;
+ bool initialized;
bool online;
unsigned long alloc_map[IRQ_MATRIX_SIZE];
unsigned long managed_map[IRQ_MATRIX_SIZE];
@@ -81,9 +82,11 @@ void irq_matrix_online(struct irq_matrix *m)
BUG_ON(cm->online);
- bitmap_zero(cm->alloc_map, m->matrix_bits);
- cm->available = m->alloc_size - (cm->managed + m->systembits_inalloc);
- cm->allocated = 0;
+ if (!cm->initialized) {
+ cm->available = m->alloc_size;
+ cm->available -= cm->managed + m->systembits_inalloc;
+ cm->initialized = true;
+ }
m->global_available += cm->available;
cm->online = true;
m->online_maps++;
@@ -370,14 +373,16 @@ void irq_matrix_free(struct irq_matrix *m, unsigned int cpu,
if (WARN_ON_ONCE(bit < m->alloc_start || bit >= m->alloc_end))
return;
- if (cm->online) {
- clear_bit(bit, cm->alloc_map);
- cm->allocated--;
+ clear_bit(bit, cm->alloc_map);
+ cm->allocated--;
+
+ if (cm->online)
m->total_allocated--;
- if (!managed) {
- cm->available++;
+
+ if (!managed) {
+ cm->available++;
+ if (cm->online)
m->global_available++;
- }
}
trace_irq_matrix_free(bit, cpu, m, cm);
}
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index d23818c5465a..9f927497f2f5 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -46,6 +46,7 @@
#include <linux/stop_machine.h>
#include <linux/sort.h>
#include <linux/pfn.h>
+#include <xen/xen.h>
#include <linux/backing-dev.h>
#include <linux/fault-inject.h>
#include <linux/page-isolation.h>
@@ -347,6 +348,9 @@ static inline bool update_defer_init(pg_data_t *pgdat,
/* Always populate low zones for address-contrained allocations */
if (zone_end < pgdat_end_pfn(pgdat))
return true;
+ /* Xen PV domains need page structures early */
+ if (xen_pv_domain())
+ return true;
(*nr_initialised)++;
if ((*nr_initialised > pgdat->static_init_pgcnt) &&
(pfn & (PAGES_PER_SECTION - 1)) == 0) {
diff --git a/mm/zswap.c b/mm/zswap.c
index d39581a076c3..597008a44f70 100644
--- a/mm/zswap.c
+++ b/mm/zswap.c
@@ -970,6 +970,12 @@ static int zswap_frontswap_store(unsigned type, pgoff_t offset,
u8 *src, *dst;
struct zswap_header *zhdr;
+ /* THP isn't supported */
+ if (PageTransHuge(page)) {
+ ret = -EINVAL;
+ goto reject;
+ }
+
if (!zswap_enabled || !tree) {
ret = -ENODEV;
goto reject;
diff --git a/net/ipv4/ip_sockglue.c b/net/ipv4/ip_sockglue.c
index c7df4969f80a..f56aab54e0c8 100644
--- a/net/ipv4/ip_sockglue.c
+++ b/net/ipv4/ip_sockglue.c
@@ -1563,10 +1563,7 @@ int ip_getsockopt(struct sock *sk, int level,
if (get_user(len, optlen))
return -EFAULT;
- lock_sock(sk);
- err = nf_getsockopt(sk, PF_INET, optname, optval,
- &len);
- release_sock(sk);
+ err = nf_getsockopt(sk, PF_INET, optname, optval, &len);
if (err >= 0)
err = put_user(len, optlen);
return err;
@@ -1598,9 +1595,7 @@ int compat_ip_getsockopt(struct sock *sk, int level, int optname,
if (get_user(len, optlen))
return -EFAULT;
- lock_sock(sk);
err = compat_nf_getsockopt(sk, PF_INET, optname, optval, &len);
- release_sock(sk);
if (err >= 0)
err = put_user(len, optlen);
return err;
diff --git a/net/ipv6/ipv6_sockglue.c b/net/ipv6/ipv6_sockglue.c
index d78d41fc4b1a..24535169663d 100644
--- a/net/ipv6/ipv6_sockglue.c
+++ b/net/ipv6/ipv6_sockglue.c
@@ -1367,10 +1367,7 @@ int ipv6_getsockopt(struct sock *sk, int level, int optname,
if (get_user(len, optlen))
return -EFAULT;
- lock_sock(sk);
- err = nf_getsockopt(sk, PF_INET6, optname, optval,
- &len);
- release_sock(sk);
+ err = nf_getsockopt(sk, PF_INET6, optname, optval, &len);
if (err >= 0)
err = put_user(len, optlen);
}
@@ -1409,10 +1406,7 @@ int compat_ipv6_getsockopt(struct sock *sk, int level, int optname,
if (get_user(len, optlen))
return -EFAULT;
- lock_sock(sk);
- err = compat_nf_getsockopt(sk, PF_INET6,
- optname, optval, &len);
- release_sock(sk);
+ err = compat_nf_getsockopt(sk, PF_INET6, optname, optval, &len);
if (err >= 0)
err = put_user(len, optlen);
}
diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c
index fb15d3b97cb2..84f757c5d91a 100644
--- a/net/mac80211/cfg.c
+++ b/net/mac80211/cfg.c
@@ -2863,7 +2863,7 @@ cfg80211_beacon_dup(struct cfg80211_beacon_data *beacon)
}
if (beacon->probe_resp_len) {
new_beacon->probe_resp_len = beacon->probe_resp_len;
- beacon->probe_resp = pos;
+ new_beacon->probe_resp = pos;
memcpy(pos, beacon->probe_resp, beacon->probe_resp_len);
pos += beacon->probe_resp_len;
}
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