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Message-ID: <20240315190151.1842554-2-sashal@kernel.org>
Date: Fri, 15 Mar 2024 15:01:49 -0400
From: Sasha Levin <sashal@...nel.org>
To: linux-kernel@...r.kernel.org,
stable@...r.kernel.org,
akpm@...ux-foundation.org,
torvalds@...ux-foundation.org
Cc: lwn@....net,
jslaby@...e.cz,
gregkh@...uxfoundation.org
Subject: Re: Linux 5.15.152
diff --git a/Makefile b/Makefile
index bb73dba0e5052..918a73d3976f9 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
VERSION = 5
PATCHLEVEL = 15
-SUBLEVEL = 151
+SUBLEVEL = 152
EXTRAVERSION =
NAME = Trick or Treat
diff --git a/drivers/base/regmap/internal.h b/drivers/base/regmap/internal.h
index b1905916f7af8..93e028445dade 100644
--- a/drivers/base/regmap/internal.h
+++ b/drivers/base/regmap/internal.h
@@ -108,6 +108,10 @@ struct regmap {
int (*reg_write)(void *context, unsigned int reg, unsigned int val);
int (*reg_update_bits)(void *context, unsigned int reg,
unsigned int mask, unsigned int val);
+ /* Bulk read/write */
+ int (*read)(void *context, const void *reg_buf, size_t reg_size,
+ void *val_buf, size_t val_size);
+ int (*write)(void *context, const void *data, size_t count);
bool defer_caching;
diff --git a/drivers/base/regmap/regmap.c b/drivers/base/regmap/regmap.c
index 7621b54975b57..6adb345866610 100644
--- a/drivers/base/regmap/regmap.c
+++ b/drivers/base/regmap/regmap.c
@@ -835,12 +835,15 @@ struct regmap *__regmap_init(struct device *dev,
map->reg_stride_order = ilog2(map->reg_stride);
else
map->reg_stride_order = -1;
- map->use_single_read = config->use_single_read || !bus || !bus->read;
- map->use_single_write = config->use_single_write || !bus || !bus->write;
- map->can_multi_write = config->can_multi_write && bus && bus->write;
+ map->use_single_read = config->use_single_read || !(config->read || (bus && bus->read));
+ map->use_single_write = config->use_single_write || !(config->write || (bus && bus->write));
+ map->can_multi_write = config->can_multi_write && (config->write || (bus && bus->write));
if (bus) {
map->max_raw_read = bus->max_raw_read;
map->max_raw_write = bus->max_raw_write;
+ } else if (config->max_raw_read && config->max_raw_write) {
+ map->max_raw_read = config->max_raw_read;
+ map->max_raw_write = config->max_raw_write;
}
map->dev = dev;
map->bus = bus;
@@ -874,9 +877,19 @@ struct regmap *__regmap_init(struct device *dev,
map->read_flag_mask = bus->read_flag_mask;
}
- if (!bus) {
+ if (config && config->read && config->write) {
+ map->reg_read = _regmap_bus_read;
+
+ /* Bulk read/write */
+ map->read = config->read;
+ map->write = config->write;
+
+ reg_endian = REGMAP_ENDIAN_NATIVE;
+ val_endian = REGMAP_ENDIAN_NATIVE;
+ } else if (!bus) {
map->reg_read = config->reg_read;
map->reg_write = config->reg_write;
+ map->reg_update_bits = config->reg_update_bits;
map->defer_caching = false;
goto skip_format_initialization;
@@ -890,10 +903,13 @@ struct regmap *__regmap_init(struct device *dev,
} else {
map->reg_read = _regmap_bus_read;
map->reg_update_bits = bus->reg_update_bits;
- }
+ /* Bulk read/write */
+ map->read = bus->read;
+ map->write = bus->write;
- reg_endian = regmap_get_reg_endian(bus, config);
- val_endian = regmap_get_val_endian(dev, bus, config);
+ reg_endian = regmap_get_reg_endian(bus, config);
+ val_endian = regmap_get_val_endian(dev, bus, config);
+ }
switch (config->reg_bits + map->reg_shift) {
case 2:
@@ -1667,8 +1683,6 @@ static int _regmap_raw_write_impl(struct regmap *map, unsigned int reg,
size_t len;
int i;
- WARN_ON(!map->bus);
-
/* Check for unwritable or noinc registers in range
* before we start
*/
@@ -1750,7 +1764,7 @@ static int _regmap_raw_write_impl(struct regmap *map, unsigned int reg,
val = work_val;
}
- if (map->async && map->bus->async_write) {
+ if (map->async && map->bus && map->bus->async_write) {
struct regmap_async *async;
trace_regmap_async_write_start(map, reg, val_len);
@@ -1818,10 +1832,10 @@ static int _regmap_raw_write_impl(struct regmap *map, unsigned int reg,
* write.
*/
if (val == work_val)
- ret = map->bus->write(map->bus_context, map->work_buf,
- map->format.reg_bytes +
- map->format.pad_bytes +
- val_len);
+ ret = map->write(map->bus_context, map->work_buf,
+ map->format.reg_bytes +
+ map->format.pad_bytes +
+ val_len);
else if (map->bus->gather_write)
ret = map->bus->gather_write(map->bus_context, map->work_buf,
map->format.reg_bytes +
@@ -1840,7 +1854,7 @@ static int _regmap_raw_write_impl(struct regmap *map, unsigned int reg,
memcpy(buf, map->work_buf, map->format.reg_bytes);
memcpy(buf + map->format.reg_bytes + map->format.pad_bytes,
val, val_len);
- ret = map->bus->write(map->bus_context, buf, len);
+ ret = map->write(map->bus_context, buf, len);
kfree(buf);
} else if (ret != 0 && !map->cache_bypass && map->format.parse_val) {
@@ -1897,7 +1911,7 @@ static int _regmap_bus_formatted_write(void *context, unsigned int reg,
struct regmap_range_node *range;
struct regmap *map = context;
- WARN_ON(!map->bus || !map->format.format_write);
+ WARN_ON(!map->format.format_write);
range = _regmap_range_lookup(map, reg);
if (range) {
@@ -1910,8 +1924,7 @@ static int _regmap_bus_formatted_write(void *context, unsigned int reg,
trace_regmap_hw_write_start(map, reg, 1);
- ret = map->bus->write(map->bus_context, map->work_buf,
- map->format.buf_size);
+ ret = map->write(map->bus_context, map->work_buf, map->format.buf_size);
trace_regmap_hw_write_done(map, reg, 1);
@@ -1931,7 +1944,7 @@ static int _regmap_bus_raw_write(void *context, unsigned int reg,
{
struct regmap *map = context;
- WARN_ON(!map->bus || !map->format.format_val);
+ WARN_ON(!map->format.format_val);
map->format.format_val(map->work_buf + map->format.reg_bytes
+ map->format.pad_bytes, val, 0);
@@ -1945,7 +1958,7 @@ static int _regmap_bus_raw_write(void *context, unsigned int reg,
static inline void *_regmap_map_get_context(struct regmap *map)
{
- return (map->bus) ? map : map->bus_context;
+ return (map->bus || (!map->bus && map->read)) ? map : map->bus_context;
}
int _regmap_write(struct regmap *map, unsigned int reg,
@@ -2355,7 +2368,7 @@ static int _regmap_raw_multi_reg_write(struct regmap *map,
u8 = buf;
*u8 |= map->write_flag_mask;
- ret = map->bus->write(map->bus_context, buf, len);
+ ret = map->write(map->bus_context, buf, len);
kfree(buf);
@@ -2661,9 +2674,7 @@ static int _regmap_raw_read(struct regmap *map, unsigned int reg, void *val,
struct regmap_range_node *range;
int ret;
- WARN_ON(!map->bus);
-
- if (!map->bus || !map->bus->read)
+ if (!map->read)
return -EINVAL;
range = _regmap_range_lookup(map, reg);
@@ -2679,9 +2690,9 @@ static int _regmap_raw_read(struct regmap *map, unsigned int reg, void *val,
map->read_flag_mask);
trace_regmap_hw_read_start(map, reg, val_len / map->format.val_bytes);
- ret = map->bus->read(map->bus_context, map->work_buf,
- map->format.reg_bytes + map->format.pad_bytes,
- val, val_len);
+ ret = map->read(map->bus_context, map->work_buf,
+ map->format.reg_bytes + map->format.pad_bytes,
+ val, val_len);
trace_regmap_hw_read_done(map, reg, val_len / map->format.val_bytes);
@@ -2792,8 +2803,6 @@ int regmap_raw_read(struct regmap *map, unsigned int reg, void *val,
unsigned int v;
int ret, i;
- if (!map->bus)
- return -EINVAL;
if (val_len % map->format.val_bytes)
return -EINVAL;
if (!IS_ALIGNED(reg, map->reg_stride))
@@ -2808,7 +2817,7 @@ int regmap_raw_read(struct regmap *map, unsigned int reg, void *val,
size_t chunk_count, chunk_bytes;
size_t chunk_regs = val_count;
- if (!map->bus->read) {
+ if (!map->read) {
ret = -ENOTSUPP;
goto out;
}
@@ -2868,7 +2877,7 @@ EXPORT_SYMBOL_GPL(regmap_raw_read);
* @val: Pointer to data buffer
* @val_len: Length of output buffer in bytes.
*
- * The regmap API usually assumes that bulk bus read operations will read a
+ * The regmap API usually assumes that bulk read operations will read a
* range of registers. Some devices have certain registers for which a read
* operation read will read from an internal FIFO.
*
@@ -2886,10 +2895,6 @@ int regmap_noinc_read(struct regmap *map, unsigned int reg,
size_t read_len;
int ret;
- if (!map->bus)
- return -EINVAL;
- if (!map->bus->read)
- return -ENOTSUPP;
if (val_len % map->format.val_bytes)
return -EINVAL;
if (!IS_ALIGNED(reg, map->reg_stride))
@@ -3003,7 +3008,7 @@ int regmap_bulk_read(struct regmap *map, unsigned int reg, void *val,
if (val_count == 0)
return -EINVAL;
- if (map->bus && map->format.parse_inplace && (vol || map->cache_type == REGCACHE_NONE)) {
+ if (map->format.parse_inplace && (vol || map->cache_type == REGCACHE_NONE)) {
ret = regmap_raw_read(map, reg, val, val_bytes * val_count);
if (ret != 0)
return ret;
diff --git a/drivers/gpu/drm/amd/amdgpu/cik_ih.c b/drivers/gpu/drm/amd/amdgpu/cik_ih.c
index df385ffc97683..6578ca1b90afa 100644
--- a/drivers/gpu/drm/amd/amdgpu/cik_ih.c
+++ b/drivers/gpu/drm/amd/amdgpu/cik_ih.c
@@ -204,6 +204,12 @@ static u32 cik_ih_get_wptr(struct amdgpu_device *adev,
tmp = RREG32(mmIH_RB_CNTL);
tmp |= IH_RB_CNTL__WPTR_OVERFLOW_CLEAR_MASK;
WREG32(mmIH_RB_CNTL, tmp);
+
+ /* Unset the CLEAR_OVERFLOW bit immediately so new overflows
+ * can be detected.
+ */
+ tmp &= ~IH_RB_CNTL__WPTR_OVERFLOW_CLEAR_MASK;
+ WREG32(mmIH_RB_CNTL, tmp);
}
return (wptr & ih->ptr_mask);
}
diff --git a/drivers/gpu/drm/amd/amdgpu/cz_ih.c b/drivers/gpu/drm/amd/amdgpu/cz_ih.c
index b8c47e0cf37ad..c19681492efa7 100644
--- a/drivers/gpu/drm/amd/amdgpu/cz_ih.c
+++ b/drivers/gpu/drm/amd/amdgpu/cz_ih.c
@@ -216,6 +216,11 @@ static u32 cz_ih_get_wptr(struct amdgpu_device *adev,
tmp = REG_SET_FIELD(tmp, IH_RB_CNTL, WPTR_OVERFLOW_CLEAR, 1);
WREG32(mmIH_RB_CNTL, tmp);
+ /* Unset the CLEAR_OVERFLOW bit immediately so new overflows
+ * can be detected.
+ */
+ tmp = REG_SET_FIELD(tmp, IH_RB_CNTL, WPTR_OVERFLOW_CLEAR, 0);
+ WREG32(mmIH_RB_CNTL, tmp);
out:
return (wptr & ih->ptr_mask);
diff --git a/drivers/gpu/drm/amd/amdgpu/iceland_ih.c b/drivers/gpu/drm/amd/amdgpu/iceland_ih.c
index ddfe4eaeea05e..77aacc242d439 100644
--- a/drivers/gpu/drm/amd/amdgpu/iceland_ih.c
+++ b/drivers/gpu/drm/amd/amdgpu/iceland_ih.c
@@ -215,6 +215,11 @@ static u32 iceland_ih_get_wptr(struct amdgpu_device *adev,
tmp = REG_SET_FIELD(tmp, IH_RB_CNTL, WPTR_OVERFLOW_CLEAR, 1);
WREG32(mmIH_RB_CNTL, tmp);
+ /* Unset the CLEAR_OVERFLOW bit immediately so new overflows
+ * can be detected.
+ */
+ tmp = REG_SET_FIELD(tmp, IH_RB_CNTL, WPTR_OVERFLOW_CLEAR, 0);
+ WREG32(mmIH_RB_CNTL, tmp);
out:
return (wptr & ih->ptr_mask);
diff --git a/drivers/gpu/drm/amd/amdgpu/navi10_ih.c b/drivers/gpu/drm/amd/amdgpu/navi10_ih.c
index 5300116228013..6aa1884147c4c 100644
--- a/drivers/gpu/drm/amd/amdgpu/navi10_ih.c
+++ b/drivers/gpu/drm/amd/amdgpu/navi10_ih.c
@@ -447,6 +447,12 @@ static u32 navi10_ih_get_wptr(struct amdgpu_device *adev,
tmp = RREG32_NO_KIQ(ih_regs->ih_rb_cntl);
tmp = REG_SET_FIELD(tmp, IH_RB_CNTL, WPTR_OVERFLOW_CLEAR, 1);
WREG32_NO_KIQ(ih_regs->ih_rb_cntl, tmp);
+
+ /* Unset the CLEAR_OVERFLOW bit immediately so new overflows
+ * can be detected.
+ */
+ tmp = REG_SET_FIELD(tmp, IH_RB_CNTL, WPTR_OVERFLOW_CLEAR, 0);
+ WREG32_NO_KIQ(ih_regs->ih_rb_cntl, tmp);
out:
return (wptr & ih->ptr_mask);
}
diff --git a/drivers/gpu/drm/amd/amdgpu/si_ih.c b/drivers/gpu/drm/amd/amdgpu/si_ih.c
index 9a24f17a57502..cada9f300a7f5 100644
--- a/drivers/gpu/drm/amd/amdgpu/si_ih.c
+++ b/drivers/gpu/drm/amd/amdgpu/si_ih.c
@@ -119,6 +119,12 @@ static u32 si_ih_get_wptr(struct amdgpu_device *adev,
tmp = RREG32(IH_RB_CNTL);
tmp |= IH_RB_CNTL__WPTR_OVERFLOW_CLEAR_MASK;
WREG32(IH_RB_CNTL, tmp);
+
+ /* Unset the CLEAR_OVERFLOW bit immediately so new overflows
+ * can be detected.
+ */
+ tmp &= ~IH_RB_CNTL__WPTR_OVERFLOW_CLEAR_MASK;
+ WREG32(IH_RB_CNTL, tmp);
}
return (wptr & ih->ptr_mask);
}
diff --git a/drivers/gpu/drm/amd/amdgpu/tonga_ih.c b/drivers/gpu/drm/amd/amdgpu/tonga_ih.c
index b08905d1c00f0..07a5d95be07f5 100644
--- a/drivers/gpu/drm/amd/amdgpu/tonga_ih.c
+++ b/drivers/gpu/drm/amd/amdgpu/tonga_ih.c
@@ -219,6 +219,12 @@ static u32 tonga_ih_get_wptr(struct amdgpu_device *adev,
tmp = REG_SET_FIELD(tmp, IH_RB_CNTL, WPTR_OVERFLOW_CLEAR, 1);
WREG32(mmIH_RB_CNTL, tmp);
+ /* Unset the CLEAR_OVERFLOW bit immediately so new overflows
+ * can be detected.
+ */
+ tmp = REG_SET_FIELD(tmp, IH_RB_CNTL, WPTR_OVERFLOW_CLEAR, 0);
+ WREG32(mmIH_RB_CNTL, tmp);
+
out:
return (wptr & ih->ptr_mask);
}
diff --git a/drivers/gpu/drm/amd/amdgpu/vega10_ih.c b/drivers/gpu/drm/amd/amdgpu/vega10_ih.c
index 73728fa859970..e0524197f1b3d 100644
--- a/drivers/gpu/drm/amd/amdgpu/vega10_ih.c
+++ b/drivers/gpu/drm/amd/amdgpu/vega10_ih.c
@@ -371,6 +371,12 @@ static u32 vega10_ih_get_wptr(struct amdgpu_device *adev,
tmp = REG_SET_FIELD(tmp, IH_RB_CNTL, WPTR_OVERFLOW_CLEAR, 1);
WREG32_NO_KIQ(ih_regs->ih_rb_cntl, tmp);
+ /* Unset the CLEAR_OVERFLOW bit immediately so new overflows
+ * can be detected.
+ */
+ tmp = REG_SET_FIELD(tmp, IH_RB_CNTL, WPTR_OVERFLOW_CLEAR, 0);
+ WREG32_NO_KIQ(ih_regs->ih_rb_cntl, tmp);
+
out:
return (wptr & ih->ptr_mask);
}
diff --git a/drivers/gpu/drm/amd/amdgpu/vega20_ih.c b/drivers/gpu/drm/amd/amdgpu/vega20_ih.c
index ac34af4cb178c..87edd1908e8b9 100644
--- a/drivers/gpu/drm/amd/amdgpu/vega20_ih.c
+++ b/drivers/gpu/drm/amd/amdgpu/vega20_ih.c
@@ -422,6 +422,12 @@ static u32 vega20_ih_get_wptr(struct amdgpu_device *adev,
tmp = REG_SET_FIELD(tmp, IH_RB_CNTL, WPTR_OVERFLOW_CLEAR, 1);
WREG32_NO_KIQ(ih_regs->ih_rb_cntl, tmp);
+ /* Unset the CLEAR_OVERFLOW bit immediately so new overflows
+ * can be detected.
+ */
+ tmp = REG_SET_FIELD(tmp, IH_RB_CNTL, WPTR_OVERFLOW_CLEAR, 0);
+ WREG32_NO_KIQ(ih_regs->ih_rb_cntl, tmp);
+
out:
return (wptr & ih->ptr_mask);
}
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/dc_fpu.c b/drivers/gpu/drm/amd/display/amdgpu_dm/dc_fpu.c
index b1bf80da3a55f..ab0c6d1910382 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/dc_fpu.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/dc_fpu.c
@@ -52,7 +52,7 @@ static DEFINE_PER_CPU(int, fpu_recursion_depth);
* This function tells if the code is already under FPU protection or not. A
* function that works as an API for a set of FPU operations can use this
* function for checking if the caller invoked it after DC_FP_START(). For
- * example, take a look at dcn2x.c file.
+ * example, take a look at dcn20_fpu.c file.
*/
inline void dc_assert_fp_enabled(void)
{
diff --git a/drivers/gpu/drm/amd/display/dc/Makefile b/drivers/gpu/drm/amd/display/dc/Makefile
index 943fcb164876c..d82574f379119 100644
--- a/drivers/gpu/drm/amd/display/dc/Makefile
+++ b/drivers/gpu/drm/amd/display/dc/Makefile
@@ -23,12 +23,12 @@
# Makefile for Display Core (dc) component.
#
-DC_LIBS = basics bios calcs clk_mgr dce gpio irq virtual
+DC_LIBS = basics bios clk_mgr dce dml gpio irq virtual
ifdef CONFIG_DRM_AMD_DC_DCN
DC_LIBS += dcn20
DC_LIBS += dsc
-DC_LIBS += dcn10 dml
+DC_LIBS += dcn10
DC_LIBS += dcn21
DC_LIBS += dcn30
DC_LIBS += dcn301
diff --git a/drivers/gpu/drm/amd/display/dc/calcs/Makefile b/drivers/gpu/drm/amd/display/dc/calcs/Makefile
deleted file mode 100644
index f3c00f479e1cb..0000000000000
--- a/drivers/gpu/drm/amd/display/dc/calcs/Makefile
+++ /dev/null
@@ -1,68 +0,0 @@
-#
-# Copyright 2017 Advanced Micro Devices, Inc.
-# Copyright 2019 Raptor Engineering, LLC
-#
-# Permission is hereby granted, free of charge, to any person obtaining a
-# copy of this software and associated documentation files (the "Software"),
-# to deal in the Software without restriction, including without limitation
-# the rights to use, copy, modify, merge, publish, distribute, sublicense,
-# and/or sell copies of the Software, and to permit persons to whom the
-# Software is furnished to do so, subject to the following conditions:
-#
-# The above copyright notice and this permission notice shall be included in
-# all copies or substantial portions of the Software.
-#
-# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
-# THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
-# OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
-# ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
-# OTHER DEALINGS IN THE SOFTWARE.
-#
-#
-# Makefile for the 'calcs' sub-component of DAL.
-# It calculates Bandwidth and Watermarks values for HW programming
-#
-
-ifdef CONFIG_X86
-calcs_ccflags := -mhard-float -msse
-endif
-
-ifdef CONFIG_PPC64
-calcs_ccflags := -mhard-float -maltivec
-endif
-
-ifdef CONFIG_CC_IS_GCC
-ifeq ($(call cc-ifversion, -lt, 0701, y), y)
-IS_OLD_GCC = 1
-endif
-endif
-
-ifdef CONFIG_X86
-ifdef IS_OLD_GCC
-# Stack alignment mismatch, proceed with caution.
-# GCC < 7.1 cannot compile code using `double` and -mpreferred-stack-boundary=3
-# (8B stack alignment).
-calcs_ccflags += -mpreferred-stack-boundary=4
-else
-calcs_ccflags += -msse2
-endif
-endif
-
-CFLAGS_$(AMDDALPATH)/dc/calcs/dcn_calcs.o := $(calcs_ccflags)
-CFLAGS_$(AMDDALPATH)/dc/calcs/dcn_calc_auto.o := $(calcs_ccflags)
-CFLAGS_$(AMDDALPATH)/dc/calcs/dcn_calc_math.o := $(calcs_ccflags) -Wno-tautological-compare
-CFLAGS_REMOVE_$(AMDDALPATH)/dc/calcs/dcn_calcs.o := $(calcs_rcflags)
-CFLAGS_REMOVE_$(AMDDALPATH)/dc/calcs/dcn_calc_auto.o := $(calcs_rcflags)
-CFLAGS_REMOVE_$(AMDDALPATH)/dc/calcs/dcn_calc_math.o := $(calcs_rcflags)
-
-BW_CALCS = dce_calcs.o bw_fixed.o custom_float.o
-
-ifdef CONFIG_DRM_AMD_DC_DCN
-BW_CALCS += dcn_calcs.o dcn_calc_math.o dcn_calc_auto.o
-endif
-
-AMD_DAL_BW_CALCS = $(addprefix $(AMDDALPATH)/dc/calcs/,$(BW_CALCS))
-
-AMD_DISPLAY_FILES += $(AMD_DAL_BW_CALCS)
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link_dpcd.c b/drivers/gpu/drm/amd/display/dc/core/dc_link_dpcd.c
index 72970e49800a6..3978cd5ea08a7 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc_link_dpcd.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc_link_dpcd.c
@@ -199,7 +199,7 @@ enum dc_status core_link_read_dpcd(
uint32_t extended_size;
/* size of the remaining partitioned address space */
uint32_t size_left_to_read;
- enum dc_status status;
+ enum dc_status status = DC_ERROR_UNEXPECTED;
/* size of the next partition to be read from */
uint32_t partition_size;
uint32_t data_index = 0;
@@ -228,7 +228,7 @@ enum dc_status core_link_write_dpcd(
{
uint32_t partition_size;
uint32_t data_index = 0;
- enum dc_status status;
+ enum dc_status status = DC_ERROR_UNEXPECTED;
while (size) {
partition_size = dpcd_get_next_partition_size(address, size);
diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c
index ede11eb120d4f..04b370e7e732e 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c
@@ -35,7 +35,7 @@
#include "include/irq_service_interface.h"
#include "dcn20/dcn20_resource.h"
-#include "dml/dcn2x/dcn2x.h"
+#include "dml/dcn20/dcn20_fpu.h"
#include "dcn10/dcn10_hubp.h"
#include "dcn10/dcn10_ipp.h"
diff --git a/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c b/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c
index 5b8274b8c3845..7c5c1414b7a1c 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c
@@ -35,7 +35,7 @@
#include "include/irq_service_interface.h"
#include "dcn20/dcn20_resource.h"
-#include "dml/dcn2x/dcn2x.h"
+#include "dml/dcn20/dcn20_fpu.h"
#include "clk_mgr.h"
#include "dcn10/dcn10_hubp.h"
diff --git a/drivers/gpu/drm/amd/display/dc/dml/Makefile b/drivers/gpu/drm/amd/display/dc/dml/Makefile
index 9009b92490f34..96e70832c7423 100644
--- a/drivers/gpu/drm/amd/display/dc/dml/Makefile
+++ b/drivers/gpu/drm/amd/display/dc/dml/Makefile
@@ -58,20 +58,21 @@ CFLAGS_$(AMDDALPATH)/dc/dml/display_mode_lib.o := $(dml_ccflags)
ifdef CONFIG_DRM_AMD_DC_DCN
CFLAGS_$(AMDDALPATH)/dc/dml/display_mode_vba.o := $(dml_ccflags)
-CFLAGS_$(AMDDALPATH)/dc/dml/dcn2x/dcn2x.o := $(dml_ccflags)
-CFLAGS_$(AMDDALPATH)/dc/dml/dcn20/display_mode_vba_20.o := $(dml_ccflags)
-CFLAGS_$(AMDDALPATH)/dc/dml/dcn20/display_mode_vba_20.o := $(dml_ccflags)
+CFLAGS_$(AMDDALPATH)/dc/dml/dcn20/dcn20_fpu.o := $(dml_ccflags)
+CFLAGS_$(AMDDALPATH)/dc/dml/dcn20/display_mode_vba_20.o := $(dml_ccflags) $(frame_warn_flag)
CFLAGS_$(AMDDALPATH)/dc/dml/dcn20/display_rq_dlg_calc_20.o := $(dml_ccflags)
-CFLAGS_$(AMDDALPATH)/dc/dml/dcn20/display_mode_vba_20v2.o := $(dml_ccflags)
+CFLAGS_$(AMDDALPATH)/dc/dml/dcn20/display_mode_vba_20v2.o := $(dml_ccflags) $(frame_warn_flag)
CFLAGS_$(AMDDALPATH)/dc/dml/dcn20/display_rq_dlg_calc_20v2.o := $(dml_ccflags)
-CFLAGS_$(AMDDALPATH)/dc/dml/dcn21/display_mode_vba_21.o := $(dml_ccflags)
+CFLAGS_$(AMDDALPATH)/dc/dml/dcn21/display_mode_vba_21.o := $(dml_ccflags) $(frame_warn_flag)
CFLAGS_$(AMDDALPATH)/dc/dml/dcn21/display_rq_dlg_calc_21.o := $(dml_ccflags)
CFLAGS_$(AMDDALPATH)/dc/dml/dcn30/display_mode_vba_30.o := $(dml_ccflags) $(frame_warn_flag)
CFLAGS_$(AMDDALPATH)/dc/dml/dcn30/display_rq_dlg_calc_30.o := $(dml_ccflags)
CFLAGS_$(AMDDALPATH)/dc/dml/dcn31/display_mode_vba_31.o := $(dml_ccflags) $(frame_warn_flag)
CFLAGS_$(AMDDALPATH)/dc/dml/dcn31/display_rq_dlg_calc_31.o := $(dml_ccflags)
CFLAGS_$(AMDDALPATH)/dc/dml/dsc/rc_calc_fpu.o := $(dml_ccflags)
-CFLAGS_$(AMDDALPATH)/dc/dml/display_mode_lib.o := $(dml_ccflags)
+CFLAGS_$(AMDDALPATH)/dc/dml/calcs/dcn_calcs.o := $(dml_ccflags)
+CFLAGS_$(AMDDALPATH)/dc/dml/calcs/dcn_calc_auto.o := $(dml_ccflags)
+CFLAGS_$(AMDDALPATH)/dc/dml/calcs/dcn_calc_math.o := $(dml_ccflags) -Wno-tautological-compare
CFLAGS_REMOVE_$(AMDDALPATH)/dc/dml/display_mode_vba.o := $(dml_rcflags)
CFLAGS_REMOVE_$(AMDDALPATH)/dc/dml/dcn2x/dcn2x.o := $(dml_rcflags)
CFLAGS_REMOVE_$(AMDDALPATH)/dc/dml/dcn20/display_mode_vba_20.o := $(dml_rcflags)
@@ -91,17 +92,22 @@ CFLAGS_$(AMDDALPATH)/dc/dml/dml1_display_rq_dlg_calc.o := $(dml_ccflags)
CFLAGS_$(AMDDALPATH)/dc/dml/display_rq_dlg_helpers.o := $(dml_ccflags)
CFLAGS_REMOVE_$(AMDDALPATH)/dc/dml/dml1_display_rq_dlg_calc.o := $(dml_rcflags)
CFLAGS_REMOVE_$(AMDDALPATH)/dc/dml/display_rq_dlg_helpers.o := $(dml_rcflags)
+CFLAGS_REMOVE_$(AMDDALPATH)/dc/dml/calcs/dcn_calcs.o := $(dml_rcflags)
+CFLAGS_REMOVE_$(AMDDALPATH)/dc/dml/calcs/dcn_calc_auto.o := $(dml_rcflags)
+CFLAGS_REMOVE_$(AMDDALPATH)/dc/dml/calcs/dcn_calc_math.o := $(dml_rcflags)
-DML = display_mode_lib.o display_rq_dlg_helpers.o dml1_display_rq_dlg_calc.o \
+DML = calcs/dce_calcs.o calcs/custom_float.o calcs/bw_fixed.o
ifdef CONFIG_DRM_AMD_DC_DCN
+DML += display_mode_lib.o display_rq_dlg_helpers.o dml1_display_rq_dlg_calc.o
+DML += dcn20/dcn20_fpu.o
DML += display_mode_vba.o dcn20/display_rq_dlg_calc_20.o dcn20/display_mode_vba_20.o
-DML += dcn2x/dcn2x.o
DML += dcn20/display_rq_dlg_calc_20v2.o dcn20/display_mode_vba_20v2.o
DML += dcn21/display_rq_dlg_calc_21.o dcn21/display_mode_vba_21.o
DML += dcn30/display_mode_vba_30.o dcn30/display_rq_dlg_calc_30.o
DML += dcn31/display_mode_vba_31.o dcn31/display_rq_dlg_calc_31.o
DML += dsc/rc_calc_fpu.o
+DML += calcs/dcn_calcs.o calcs/dcn_calc_math.o calcs/dcn_calc_auto.o
endif
AMD_DAL_DML = $(addprefix $(AMDDALPATH)/dc/dml/,$(DML))
diff --git a/drivers/gpu/drm/amd/display/dc/calcs/bw_fixed.c b/drivers/gpu/drm/amd/display/dc/dml/calcs/bw_fixed.c
similarity index 100%
rename from drivers/gpu/drm/amd/display/dc/calcs/bw_fixed.c
rename to drivers/gpu/drm/amd/display/dc/dml/calcs/bw_fixed.c
diff --git a/drivers/gpu/drm/amd/display/dc/calcs/calcs_logger.h b/drivers/gpu/drm/amd/display/dc/dml/calcs/calcs_logger.h
similarity index 100%
rename from drivers/gpu/drm/amd/display/dc/calcs/calcs_logger.h
rename to drivers/gpu/drm/amd/display/dc/dml/calcs/calcs_logger.h
diff --git a/drivers/gpu/drm/amd/display/dc/calcs/custom_float.c b/drivers/gpu/drm/amd/display/dc/dml/calcs/custom_float.c
similarity index 100%
rename from drivers/gpu/drm/amd/display/dc/calcs/custom_float.c
rename to drivers/gpu/drm/amd/display/dc/dml/calcs/custom_float.c
diff --git a/drivers/gpu/drm/amd/display/dc/calcs/dce_calcs.c b/drivers/gpu/drm/amd/display/dc/dml/calcs/dce_calcs.c
similarity index 100%
rename from drivers/gpu/drm/amd/display/dc/calcs/dce_calcs.c
rename to drivers/gpu/drm/amd/display/dc/dml/calcs/dce_calcs.c
diff --git a/drivers/gpu/drm/amd/display/dc/calcs/dcn_calc_auto.c b/drivers/gpu/drm/amd/display/dc/dml/calcs/dcn_calc_auto.c
similarity index 100%
rename from drivers/gpu/drm/amd/display/dc/calcs/dcn_calc_auto.c
rename to drivers/gpu/drm/amd/display/dc/dml/calcs/dcn_calc_auto.c
diff --git a/drivers/gpu/drm/amd/display/dc/calcs/dcn_calc_auto.h b/drivers/gpu/drm/amd/display/dc/dml/calcs/dcn_calc_auto.h
similarity index 100%
rename from drivers/gpu/drm/amd/display/dc/calcs/dcn_calc_auto.h
rename to drivers/gpu/drm/amd/display/dc/dml/calcs/dcn_calc_auto.h
diff --git a/drivers/gpu/drm/amd/display/dc/calcs/dcn_calc_math.c b/drivers/gpu/drm/amd/display/dc/dml/calcs/dcn_calc_math.c
similarity index 100%
rename from drivers/gpu/drm/amd/display/dc/calcs/dcn_calc_math.c
rename to drivers/gpu/drm/amd/display/dc/dml/calcs/dcn_calc_math.c
diff --git a/drivers/gpu/drm/amd/display/dc/calcs/dcn_calcs.c b/drivers/gpu/drm/amd/display/dc/dml/calcs/dcn_calcs.c
similarity index 100%
rename from drivers/gpu/drm/amd/display/dc/calcs/dcn_calcs.c
rename to drivers/gpu/drm/amd/display/dc/dml/calcs/dcn_calcs.c
diff --git a/drivers/gpu/drm/amd/display/dc/dml/dcn2x/dcn2x.c b/drivers/gpu/drm/amd/display/dc/dml/dcn20/dcn20_fpu.c
similarity index 99%
rename from drivers/gpu/drm/amd/display/dc/dml/dcn2x/dcn2x.c
rename to drivers/gpu/drm/amd/display/dc/dml/dcn20/dcn20_fpu.c
index c58522436291a..d590dc9173637 100644
--- a/drivers/gpu/drm/amd/display/dc/dml/dcn2x/dcn2x.c
+++ b/drivers/gpu/drm/amd/display/dc/dml/dcn20/dcn20_fpu.c
@@ -26,7 +26,7 @@
#include "resource.h"
-#include "dcn2x.h"
+#include "dcn20_fpu.h"
/**
* DOC: DCN2x FPU manipulation Overview
diff --git a/drivers/gpu/drm/amd/display/dc/dml/dcn2x/dcn2x.h b/drivers/gpu/drm/amd/display/dc/dml/dcn20/dcn20_fpu.h
similarity index 94%
rename from drivers/gpu/drm/amd/display/dc/dml/dcn2x/dcn2x.h
rename to drivers/gpu/drm/amd/display/dc/dml/dcn20/dcn20_fpu.h
index 331547ba07132..36f26126d574b 100644
--- a/drivers/gpu/drm/amd/display/dc/dml/dcn2x/dcn2x.h
+++ b/drivers/gpu/drm/amd/display/dc/dml/dcn20/dcn20_fpu.h
@@ -24,11 +24,11 @@
*
*/
-#ifndef __DCN2X_H__
-#define __DCN2X_H__
+#ifndef __DCN20_FPU_H__
+#define __DCN20_FPU_H__
void dcn20_populate_dml_writeback_from_context(struct dc *dc,
struct resource_context *res_ctx,
display_e2e_pipe_params_st *pipes);
-#endif /* __DCN2X_H__ */
+#endif /* __DCN20_FPU_H__ */
diff --git a/drivers/gpu/drm/amd/pm/amdgpu_dpm.c b/drivers/gpu/drm/amd/pm/amdgpu_dpm.c
index a68496b3f9296..197ea6e263878 100644
--- a/drivers/gpu/drm/amd/pm/amdgpu_dpm.c
+++ b/drivers/gpu/drm/amd/pm/amdgpu_dpm.c
@@ -188,29 +188,6 @@ u32 amdgpu_dpm_get_vrefresh(struct amdgpu_device *adev)
return vrefresh;
}
-bool amdgpu_is_internal_thermal_sensor(enum amdgpu_int_thermal_type sensor)
-{
- switch (sensor) {
- case THERMAL_TYPE_RV6XX:
- case THERMAL_TYPE_RV770:
- case THERMAL_TYPE_EVERGREEN:
- case THERMAL_TYPE_SUMO:
- case THERMAL_TYPE_NI:
- case THERMAL_TYPE_SI:
- case THERMAL_TYPE_CI:
- case THERMAL_TYPE_KV:
- return true;
- case THERMAL_TYPE_ADT7473_WITH_INTERNAL:
- case THERMAL_TYPE_EMC2103_WITH_INTERNAL:
- return false; /* need special handling */
- case THERMAL_TYPE_NONE:
- case THERMAL_TYPE_EXTERNAL:
- case THERMAL_TYPE_EXTERNAL_GPIO:
- default:
- return false;
- }
-}
-
union power_info {
struct _ATOM_POWERPLAY_INFO info;
struct _ATOM_POWERPLAY_INFO_V2 info_2;
diff --git a/drivers/gpu/drm/amd/pm/inc/amdgpu_dpm.h b/drivers/gpu/drm/amd/pm/inc/amdgpu_dpm.h
index 16e3f72d31b9f..a3f6caaec88c7 100644
--- a/drivers/gpu/drm/amd/pm/inc/amdgpu_dpm.h
+++ b/drivers/gpu/drm/amd/pm/inc/amdgpu_dpm.h
@@ -501,8 +501,6 @@ void amdgpu_dpm_get_active_displays(struct amdgpu_device *adev);
int amdgpu_dpm_read_sensor(struct amdgpu_device *adev, enum amd_pp_sensors sensor,
void *data, uint32_t *size);
-bool amdgpu_is_internal_thermal_sensor(enum amdgpu_int_thermal_type sensor);
-
int amdgpu_get_platform_caps(struct amdgpu_device *adev);
int amdgpu_parse_extended_power_table(struct amdgpu_device *adev);
diff --git a/drivers/gpu/drm/amd/pm/powerplay/kv_dpm.c b/drivers/gpu/drm/amd/pm/powerplay/kv_dpm.c
index 309c9f0b8f83a..b56854c03ead6 100644
--- a/drivers/gpu/drm/amd/pm/powerplay/kv_dpm.c
+++ b/drivers/gpu/drm/amd/pm/powerplay/kv_dpm.c
@@ -1256,6 +1256,29 @@ static void kv_dpm_enable_bapm(void *handle, bool enable)
}
}
+static bool kv_is_internal_thermal_sensor(enum amdgpu_int_thermal_type sensor)
+{
+ switch (sensor) {
+ case THERMAL_TYPE_RV6XX:
+ case THERMAL_TYPE_RV770:
+ case THERMAL_TYPE_EVERGREEN:
+ case THERMAL_TYPE_SUMO:
+ case THERMAL_TYPE_NI:
+ case THERMAL_TYPE_SI:
+ case THERMAL_TYPE_CI:
+ case THERMAL_TYPE_KV:
+ return true;
+ case THERMAL_TYPE_ADT7473_WITH_INTERNAL:
+ case THERMAL_TYPE_EMC2103_WITH_INTERNAL:
+ return false; /* need special handling */
+ case THERMAL_TYPE_NONE:
+ case THERMAL_TYPE_EXTERNAL:
+ case THERMAL_TYPE_EXTERNAL_GPIO:
+ default:
+ return false;
+ }
+}
+
static int kv_dpm_enable(struct amdgpu_device *adev)
{
struct kv_power_info *pi = kv_get_pi(adev);
@@ -1352,7 +1375,7 @@ static int kv_dpm_enable(struct amdgpu_device *adev)
}
if (adev->irq.installed &&
- amdgpu_is_internal_thermal_sensor(adev->pm.int_thermal_type)) {
+ kv_is_internal_thermal_sensor(adev->pm.int_thermal_type)) {
ret = kv_set_thermal_temperature_range(adev, KV_TEMP_RANGE_MIN, KV_TEMP_RANGE_MAX);
if (ret) {
DRM_ERROR("kv_set_thermal_temperature_range failed\n");
diff --git a/drivers/mmc/host/mmci_stm32_sdmmc.c b/drivers/mmc/host/mmci_stm32_sdmmc.c
index 4cceb9bab0361..e3201a621870a 100644
--- a/drivers/mmc/host/mmci_stm32_sdmmc.c
+++ b/drivers/mmc/host/mmci_stm32_sdmmc.c
@@ -43,6 +43,9 @@ struct sdmmc_lli_desc {
struct sdmmc_idma {
dma_addr_t sg_dma;
void *sg_cpu;
+ dma_addr_t bounce_dma_addr;
+ void *bounce_buf;
+ bool use_bounce_buffer;
};
struct sdmmc_dlyb {
@@ -54,6 +57,8 @@ struct sdmmc_dlyb {
static int sdmmc_idma_validate_data(struct mmci_host *host,
struct mmc_data *data)
{
+ struct sdmmc_idma *idma = host->dma_priv;
+ struct device *dev = mmc_dev(host->mmc);
struct scatterlist *sg;
int i;
@@ -61,41 +66,69 @@ static int sdmmc_idma_validate_data(struct mmci_host *host,
* idma has constraints on idmabase & idmasize for each element
* excepted the last element which has no constraint on idmasize
*/
+ idma->use_bounce_buffer = false;
for_each_sg(data->sg, sg, data->sg_len - 1, i) {
if (!IS_ALIGNED(sg->offset, sizeof(u32)) ||
!IS_ALIGNED(sg->length, SDMMC_IDMA_BURST)) {
- dev_err(mmc_dev(host->mmc),
+ dev_dbg(mmc_dev(host->mmc),
"unaligned scatterlist: ofst:%x length:%d\n",
data->sg->offset, data->sg->length);
- return -EINVAL;
+ goto use_bounce_buffer;
}
}
if (!IS_ALIGNED(sg->offset, sizeof(u32))) {
- dev_err(mmc_dev(host->mmc),
+ dev_dbg(mmc_dev(host->mmc),
"unaligned last scatterlist: ofst:%x length:%d\n",
data->sg->offset, data->sg->length);
- return -EINVAL;
+ goto use_bounce_buffer;
}
+ return 0;
+
+use_bounce_buffer:
+ if (!idma->bounce_buf) {
+ idma->bounce_buf = dmam_alloc_coherent(dev,
+ host->mmc->max_req_size,
+ &idma->bounce_dma_addr,
+ GFP_KERNEL);
+ if (!idma->bounce_buf) {
+ dev_err(dev, "Unable to map allocate DMA bounce buffer.\n");
+ return -ENOMEM;
+ }
+ }
+
+ idma->use_bounce_buffer = true;
+
return 0;
}
static int _sdmmc_idma_prep_data(struct mmci_host *host,
struct mmc_data *data)
{
- int n_elem;
+ struct sdmmc_idma *idma = host->dma_priv;
- n_elem = dma_map_sg(mmc_dev(host->mmc),
- data->sg,
- data->sg_len,
- mmc_get_dma_dir(data));
+ if (idma->use_bounce_buffer) {
+ if (data->flags & MMC_DATA_WRITE) {
+ unsigned int xfer_bytes = data->blksz * data->blocks;
- if (!n_elem) {
- dev_err(mmc_dev(host->mmc), "dma_map_sg failed\n");
- return -EINVAL;
- }
+ sg_copy_to_buffer(data->sg, data->sg_len,
+ idma->bounce_buf, xfer_bytes);
+ dma_wmb();
+ }
+ } else {
+ int n_elem;
+ n_elem = dma_map_sg(mmc_dev(host->mmc),
+ data->sg,
+ data->sg_len,
+ mmc_get_dma_dir(data));
+
+ if (!n_elem) {
+ dev_err(mmc_dev(host->mmc), "dma_map_sg failed\n");
+ return -EINVAL;
+ }
+ }
return 0;
}
@@ -112,8 +145,19 @@ static int sdmmc_idma_prep_data(struct mmci_host *host,
static void sdmmc_idma_unprep_data(struct mmci_host *host,
struct mmc_data *data, int err)
{
- dma_unmap_sg(mmc_dev(host->mmc), data->sg, data->sg_len,
- mmc_get_dma_dir(data));
+ struct sdmmc_idma *idma = host->dma_priv;
+
+ if (idma->use_bounce_buffer) {
+ if (data->flags & MMC_DATA_READ) {
+ unsigned int xfer_bytes = data->blksz * data->blocks;
+
+ sg_copy_from_buffer(data->sg, data->sg_len,
+ idma->bounce_buf, xfer_bytes);
+ }
+ } else {
+ dma_unmap_sg(mmc_dev(host->mmc), data->sg, data->sg_len,
+ mmc_get_dma_dir(data));
+ }
}
static int sdmmc_idma_setup(struct mmci_host *host)
@@ -137,6 +181,8 @@ static int sdmmc_idma_setup(struct mmci_host *host)
host->mmc->max_segs = SDMMC_LLI_BUF_LEN /
sizeof(struct sdmmc_lli_desc);
host->mmc->max_seg_size = host->variant->stm32_idmabsize_mask;
+
+ host->mmc->max_req_size = SZ_1M;
} else {
host->mmc->max_segs = 1;
host->mmc->max_seg_size = host->mmc->max_req_size;
@@ -154,8 +200,18 @@ static int sdmmc_idma_start(struct mmci_host *host, unsigned int *datactrl)
struct scatterlist *sg;
int i;
- if (!host->variant->dma_lli || data->sg_len == 1) {
- writel_relaxed(sg_dma_address(data->sg),
+ host->dma_in_progress = true;
+
+ if (!host->variant->dma_lli || data->sg_len == 1 ||
+ idma->use_bounce_buffer) {
+ u32 dma_addr;
+
+ if (idma->use_bounce_buffer)
+ dma_addr = idma->bounce_dma_addr;
+ else
+ dma_addr = sg_dma_address(data->sg);
+
+ writel_relaxed(dma_addr,
host->base + MMCI_STM32_IDMABASE0R);
writel_relaxed(MMCI_STM32_IDMAEN,
host->base + MMCI_STM32_IDMACTRLR);
@@ -184,9 +240,30 @@ static int sdmmc_idma_start(struct mmci_host *host, unsigned int *datactrl)
return 0;
}
+static void sdmmc_idma_error(struct mmci_host *host)
+{
+ struct mmc_data *data = host->data;
+ struct sdmmc_idma *idma = host->dma_priv;
+
+ if (!dma_inprogress(host))
+ return;
+
+ writel_relaxed(0, host->base + MMCI_STM32_IDMACTRLR);
+ host->dma_in_progress = false;
+ data->host_cookie = 0;
+
+ if (!idma->use_bounce_buffer)
+ dma_unmap_sg(mmc_dev(host->mmc), data->sg, data->sg_len,
+ mmc_get_dma_dir(data));
+}
+
static void sdmmc_idma_finalize(struct mmci_host *host, struct mmc_data *data)
{
+ if (!dma_inprogress(host))
+ return;
+
writel_relaxed(0, host->base + MMCI_STM32_IDMACTRLR);
+ host->dma_in_progress = false;
if (!data->host_cookie)
sdmmc_idma_unprep_data(host, data, 0);
@@ -512,6 +589,7 @@ static struct mmci_host_ops sdmmc_variant_ops = {
.dma_setup = sdmmc_idma_setup,
.dma_start = sdmmc_idma_start,
.dma_finalize = sdmmc_idma_finalize,
+ .dma_error = sdmmc_idma_error,
.set_clkreg = mmci_sdmmc_set_clkreg,
.set_pwrreg = mmci_sdmmc_set_pwrreg,
.busy_complete = sdmmc_busy_complete,
diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c
index 3d2b92a952a65..7b522d55f3684 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_main.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_main.c
@@ -13558,9 +13558,9 @@ int i40e_queue_pair_disable(struct i40e_vsi *vsi, int queue_pair)
return err;
i40e_queue_pair_disable_irq(vsi, queue_pair);
+ i40e_queue_pair_toggle_napi(vsi, queue_pair, false /* off */);
err = i40e_queue_pair_toggle_rings(vsi, queue_pair, false /* off */);
i40e_clean_rx_ring(vsi->rx_rings[queue_pair]);
- i40e_queue_pair_toggle_napi(vsi, queue_pair, false /* off */);
i40e_queue_pair_clean_rings(vsi, queue_pair);
i40e_queue_pair_reset_stats(vsi, queue_pair);
diff --git a/drivers/net/ethernet/intel/ice/ice_main.c b/drivers/net/ethernet/intel/ice/ice_main.c
index d4c29e2562a1c..3cc344d5228b6 100644
--- a/drivers/net/ethernet/intel/ice/ice_main.c
+++ b/drivers/net/ethernet/intel/ice/ice_main.c
@@ -6987,6 +6987,8 @@ ice_bridge_setlink(struct net_device *dev, struct nlmsghdr *nlh,
pf_sw = pf->first_sw;
/* find the attribute in the netlink message */
br_spec = nlmsg_find_attr(nlh, sizeof(struct ifinfomsg), IFLA_AF_SPEC);
+ if (!br_spec)
+ return -EINVAL;
nla_for_each_nested(attr, br_spec, rem) {
__u16 mode;
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
index cb9e9d70b338c..d7eabc526f782 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
@@ -2941,8 +2941,8 @@ static void ixgbe_check_lsc(struct ixgbe_adapter *adapter)
static inline void ixgbe_irq_enable_queues(struct ixgbe_adapter *adapter,
u64 qmask)
{
- u32 mask;
struct ixgbe_hw *hw = &adapter->hw;
+ u32 mask;
switch (hw->mac.type) {
case ixgbe_mac_82598EB:
@@ -10380,6 +10380,44 @@ static void ixgbe_reset_rxr_stats(struct ixgbe_ring *rx_ring)
memset(&rx_ring->rx_stats, 0, sizeof(rx_ring->rx_stats));
}
+/**
+ * ixgbe_irq_disable_single - Disable single IRQ vector
+ * @adapter: adapter structure
+ * @ring: ring index
+ **/
+static void ixgbe_irq_disable_single(struct ixgbe_adapter *adapter, u32 ring)
+{
+ struct ixgbe_hw *hw = &adapter->hw;
+ u64 qmask = BIT_ULL(ring);
+ u32 mask;
+
+ switch (adapter->hw.mac.type) {
+ case ixgbe_mac_82598EB:
+ mask = qmask & IXGBE_EIMC_RTX_QUEUE;
+ IXGBE_WRITE_REG(&adapter->hw, IXGBE_EIMC, mask);
+ break;
+ case ixgbe_mac_82599EB:
+ case ixgbe_mac_X540:
+ case ixgbe_mac_X550:
+ case ixgbe_mac_X550EM_x:
+ case ixgbe_mac_x550em_a:
+ mask = (qmask & 0xFFFFFFFF);
+ if (mask)
+ IXGBE_WRITE_REG(hw, IXGBE_EIMS_EX(0), mask);
+ mask = (qmask >> 32);
+ if (mask)
+ IXGBE_WRITE_REG(hw, IXGBE_EIMS_EX(1), mask);
+ break;
+ default:
+ break;
+ }
+ IXGBE_WRITE_FLUSH(&adapter->hw);
+ if (adapter->flags & IXGBE_FLAG_MSIX_ENABLED)
+ synchronize_irq(adapter->msix_entries[ring].vector);
+ else
+ synchronize_irq(adapter->pdev->irq);
+}
+
/**
* ixgbe_txrx_ring_disable - Disable Rx/Tx/XDP Tx rings
* @adapter: adapter structure
@@ -10396,6 +10434,11 @@ void ixgbe_txrx_ring_disable(struct ixgbe_adapter *adapter, int ring)
tx_ring = adapter->tx_ring[ring];
xdp_ring = adapter->xdp_ring[ring];
+ ixgbe_irq_disable_single(adapter, ring);
+
+ /* Rx/Tx/XDP Tx share the same napi context. */
+ napi_disable(&rx_ring->q_vector->napi);
+
ixgbe_disable_txr(adapter, tx_ring);
if (xdp_ring)
ixgbe_disable_txr(adapter, xdp_ring);
@@ -10404,9 +10447,6 @@ void ixgbe_txrx_ring_disable(struct ixgbe_adapter *adapter, int ring)
if (xdp_ring)
synchronize_rcu();
- /* Rx/Tx/XDP Tx share the same napi context. */
- napi_disable(&rx_ring->q_vector->napi);
-
ixgbe_clean_tx_ring(tx_ring);
if (xdp_ring)
ixgbe_clean_tx_ring(xdp_ring);
@@ -10434,9 +10474,6 @@ void ixgbe_txrx_ring_enable(struct ixgbe_adapter *adapter, int ring)
tx_ring = adapter->tx_ring[ring];
xdp_ring = adapter->xdp_ring[ring];
- /* Rx/Tx/XDP Tx share the same napi context. */
- napi_enable(&rx_ring->q_vector->napi);
-
ixgbe_configure_tx_ring(adapter, tx_ring);
if (xdp_ring)
ixgbe_configure_tx_ring(adapter, xdp_ring);
@@ -10445,6 +10482,11 @@ void ixgbe_txrx_ring_enable(struct ixgbe_adapter *adapter, int ring)
clear_bit(__IXGBE_TX_DISABLED, &tx_ring->state);
if (xdp_ring)
clear_bit(__IXGBE_TX_DISABLED, &xdp_ring->state);
+
+ /* Rx/Tx/XDP Tx share the same napi context. */
+ napi_enable(&rx_ring->q_vector->napi);
+ ixgbe_irq_enable_queues(adapter, BIT_ULL(ring));
+ IXGBE_WRITE_FLUSH(&adapter->hw);
}
/**
diff --git a/drivers/net/ethernet/microchip/sparx5/sparx5_mactable.c b/drivers/net/ethernet/microchip/sparx5/sparx5_mactable.c
index 9a8e4f201eb1f..6ba93fa984f26 100644
--- a/drivers/net/ethernet/microchip/sparx5/sparx5_mactable.c
+++ b/drivers/net/ethernet/microchip/sparx5/sparx5_mactable.c
@@ -344,10 +344,10 @@ int sparx5_del_mact_entry(struct sparx5 *sparx5,
list) {
if ((vid == 0 || mact_entry->vid == vid) &&
ether_addr_equal(addr, mact_entry->mac)) {
+ sparx5_mact_forget(sparx5, addr, mact_entry->vid);
+
list_del(&mact_entry->list);
devm_kfree(sparx5->dev, mact_entry);
-
- sparx5_mact_forget(sparx5, addr, mact_entry->vid);
}
}
mutex_unlock(&sparx5->mact_lock);
diff --git a/drivers/net/ethernet/netronome/nfp/flower/conntrack.c b/drivers/net/ethernet/netronome/nfp/flower/conntrack.c
index fc17e9b11d19d..03a2dbcfbe566 100644
--- a/drivers/net/ethernet/netronome/nfp/flower/conntrack.c
+++ b/drivers/net/ethernet/netronome/nfp/flower/conntrack.c
@@ -1004,7 +1004,7 @@ static int nfp_ct_do_tc_merge(struct nfp_fl_ct_zone_entry *zt,
/* Checks that the chain_index of the filter matches the
* chain_index of the GOTO action.
*/
- if (post_ct_entry->chain_index != pre_ct_entry->chain_index)
+ if (post_ct_entry->chain_index != pre_ct_entry->goto_chain_index)
return -EINVAL;
err = nfp_ct_merge_check(post_ct_entry, pre_ct_entry);
@@ -1450,7 +1450,8 @@ int nfp_fl_ct_handle_pre_ct(struct nfp_flower_priv *priv,
if (IS_ERR(ct_entry))
return PTR_ERR(ct_entry);
ct_entry->type = CT_TYPE_PRE_CT;
- ct_entry->chain_index = ct_goto->chain_index;
+ ct_entry->chain_index = flow->common.chain_index;
+ ct_entry->goto_chain_index = ct_goto->chain_index;
list_add(&ct_entry->list_node, &zt->pre_ct_list);
zt->pre_ct_count++;
@@ -1470,9 +1471,30 @@ int nfp_fl_ct_handle_post_ct(struct nfp_flower_priv *priv,
{
struct flow_rule *rule = flow_cls_offload_flow_rule(flow);
struct nfp_fl_ct_flow_entry *ct_entry;
+ struct flow_action_entry *ct_goto;
struct nfp_fl_ct_zone_entry *zt;
+ struct flow_action_entry *act;
bool wildcarded = false;
struct flow_match_ct ct;
+ int i;
+
+ flow_action_for_each(i, act, &rule->action) {
+ switch (act->id) {
+ case FLOW_ACTION_REDIRECT:
+ case FLOW_ACTION_REDIRECT_INGRESS:
+ case FLOW_ACTION_MIRRED:
+ case FLOW_ACTION_MIRRED_INGRESS:
+ if (act->dev->rtnl_link_ops &&
+ !strcmp(act->dev->rtnl_link_ops->kind, "openvswitch")) {
+ NL_SET_ERR_MSG_MOD(extack,
+ "unsupported offload: out port is openvswitch internal port");
+ return -EOPNOTSUPP;
+ }
+ break;
+ default:
+ break;
+ }
+ }
flow_rule_match_ct(rule, &ct);
if (!ct.mask->ct_zone) {
@@ -1497,6 +1519,8 @@ int nfp_fl_ct_handle_post_ct(struct nfp_flower_priv *priv,
ct_entry->type = CT_TYPE_POST_CT;
ct_entry->chain_index = flow->common.chain_index;
+ ct_goto = get_flow_act(flow->rule, FLOW_ACTION_GOTO);
+ ct_entry->goto_chain_index = ct_goto ? ct_goto->chain_index : 0;
list_add(&ct_entry->list_node, &zt->post_ct_list);
zt->post_ct_count++;
diff --git a/drivers/net/ethernet/netronome/nfp/flower/conntrack.h b/drivers/net/ethernet/netronome/nfp/flower/conntrack.h
index beb6cceff9d8e..47607cd8a716d 100644
--- a/drivers/net/ethernet/netronome/nfp/flower/conntrack.h
+++ b/drivers/net/ethernet/netronome/nfp/flower/conntrack.h
@@ -108,6 +108,7 @@ enum nfp_nfp_layer_name {
* @cookie: Flow cookie, same as original TC flow, used as key
* @list_node: Used by the list
* @chain_index: Chain index of the original flow
+ * @goto_chain_index: goto chain index of the flow
* @netdev: netdev structure.
* @type: Type of pre-entry from enum ct_entry_type
* @zt: Reference to the zone table this belongs to
@@ -120,6 +121,7 @@ struct nfp_fl_ct_flow_entry {
unsigned long cookie;
struct list_head list_node;
u32 chain_index;
+ u32 goto_chain_index;
enum ct_entry_type type;
struct net_device *netdev;
struct nfp_fl_ct_zone_entry *zt;
diff --git a/drivers/net/geneve.c b/drivers/net/geneve.c
index 605332f36d9df..9569b5cc595ec 100644
--- a/drivers/net/geneve.c
+++ b/drivers/net/geneve.c
@@ -219,7 +219,7 @@ static void geneve_rx(struct geneve_dev *geneve, struct geneve_sock *gs,
struct genevehdr *gnvh = geneve_hdr(skb);
struct metadata_dst *tun_dst = NULL;
unsigned int len;
- int err = 0;
+ int nh, err = 0;
void *oiph;
if (ip_tunnel_collect_metadata() || gs->collect_md) {
@@ -263,9 +263,23 @@ static void geneve_rx(struct geneve_dev *geneve, struct geneve_sock *gs,
goto drop;
}
- oiph = skb_network_header(skb);
+ /* Save offset of outer header relative to skb->head,
+ * because we are going to reset the network header to the inner header
+ * and might change skb->head.
+ */
+ nh = skb_network_header(skb) - skb->head;
+
skb_reset_network_header(skb);
+ if (!pskb_inet_may_pull(skb)) {
+ DEV_STATS_INC(geneve->dev, rx_length_errors);
+ DEV_STATS_INC(geneve->dev, rx_errors);
+ goto drop;
+ }
+
+ /* Get the outer header. */
+ oiph = skb->head + nh;
+
if (geneve_get_sk_family(gs) == AF_INET)
err = IP_ECN_decapsulate(oiph, skb);
#if IS_ENABLED(CONFIG_IPV6)
diff --git a/drivers/net/hyperv/netvsc_drv.c b/drivers/net/hyperv/netvsc_drv.c
index 25b65450cbb99..804c11cbccff6 100644
--- a/drivers/net/hyperv/netvsc_drv.c
+++ b/drivers/net/hyperv/netvsc_drv.c
@@ -42,6 +42,10 @@
#define LINKCHANGE_INT (2 * HZ)
#define VF_TAKEOVER_INT (HZ / 10)
+/* Macros to define the context of vf registration */
+#define VF_REG_IN_PROBE 1
+#define VF_REG_IN_NOTIFIER 2
+
static unsigned int ring_size __ro_after_init = 128;
module_param(ring_size, uint, 0444);
MODULE_PARM_DESC(ring_size, "Ring buffer size (# of 4K pages)");
@@ -2204,7 +2208,7 @@ static rx_handler_result_t netvsc_vf_handle_frame(struct sk_buff **pskb)
}
static int netvsc_vf_join(struct net_device *vf_netdev,
- struct net_device *ndev)
+ struct net_device *ndev, int context)
{
struct net_device_context *ndev_ctx = netdev_priv(ndev);
int ret;
@@ -2227,7 +2231,11 @@ static int netvsc_vf_join(struct net_device *vf_netdev,
goto upper_link_failed;
}
- schedule_delayed_work(&ndev_ctx->vf_takeover, VF_TAKEOVER_INT);
+ /* If this registration is called from probe context vf_takeover
+ * is taken care of later in probe itself.
+ */
+ if (context == VF_REG_IN_NOTIFIER)
+ schedule_delayed_work(&ndev_ctx->vf_takeover, VF_TAKEOVER_INT);
call_netdevice_notifiers(NETDEV_JOIN, vf_netdev);
@@ -2365,7 +2373,7 @@ static int netvsc_prepare_bonding(struct net_device *vf_netdev)
return NOTIFY_DONE;
}
-static int netvsc_register_vf(struct net_device *vf_netdev)
+static int netvsc_register_vf(struct net_device *vf_netdev, int context)
{
struct net_device_context *net_device_ctx;
struct netvsc_device *netvsc_dev;
@@ -2405,7 +2413,7 @@ static int netvsc_register_vf(struct net_device *vf_netdev)
netdev_info(ndev, "VF registering: %s\n", vf_netdev->name);
- if (netvsc_vf_join(vf_netdev, ndev) != 0)
+ if (netvsc_vf_join(vf_netdev, ndev, context) != 0)
return NOTIFY_DONE;
dev_hold(vf_netdev);
@@ -2503,10 +2511,31 @@ static int netvsc_unregister_vf(struct net_device *vf_netdev)
return NOTIFY_OK;
}
+static int check_dev_is_matching_vf(struct net_device *event_ndev)
+{
+ /* Skip NetVSC interfaces */
+ if (event_ndev->netdev_ops == &device_ops)
+ return -ENODEV;
+
+ /* Avoid non-Ethernet type devices */
+ if (event_ndev->type != ARPHRD_ETHER)
+ return -ENODEV;
+
+ /* Avoid Vlan dev with same MAC registering as VF */
+ if (is_vlan_dev(event_ndev))
+ return -ENODEV;
+
+ /* Avoid Bonding master dev with same MAC registering as VF */
+ if (netif_is_bond_master(event_ndev))
+ return -ENODEV;
+
+ return 0;
+}
+
static int netvsc_probe(struct hv_device *dev,
const struct hv_vmbus_device_id *dev_id)
{
- struct net_device *net = NULL;
+ struct net_device *net = NULL, *vf_netdev;
struct net_device_context *net_device_ctx;
struct netvsc_device_info *device_info = NULL;
struct netvsc_device *nvdev;
@@ -2614,6 +2643,30 @@ static int netvsc_probe(struct hv_device *dev,
}
list_add(&net_device_ctx->list, &netvsc_dev_list);
+
+ /* When the hv_netvsc driver is unloaded and reloaded, the
+ * NET_DEVICE_REGISTER for the vf device is replayed before probe
+ * is complete. This is because register_netdevice_notifier() gets
+ * registered before vmbus_driver_register() so that callback func
+ * is set before probe and we don't miss events like NETDEV_POST_INIT
+ * So, in this section we try to register the matching vf device that
+ * is present as a netdevice, knowing that its register call is not
+ * processed in the netvsc_netdev_notifier(as probing is progress and
+ * get_netvsc_byslot fails).
+ */
+ for_each_netdev(dev_net(net), vf_netdev) {
+ ret = check_dev_is_matching_vf(vf_netdev);
+ if (ret != 0)
+ continue;
+
+ if (net != get_netvsc_byslot(vf_netdev))
+ continue;
+
+ netvsc_prepare_bonding(vf_netdev);
+ netvsc_register_vf(vf_netdev, VF_REG_IN_PROBE);
+ __netvsc_vf_setup(net, vf_netdev);
+ break;
+ }
rtnl_unlock();
netvsc_devinfo_put(device_info);
@@ -2770,29 +2823,17 @@ static int netvsc_netdev_event(struct notifier_block *this,
unsigned long event, void *ptr)
{
struct net_device *event_dev = netdev_notifier_info_to_dev(ptr);
+ int ret = 0;
- /* Skip our own events */
- if (event_dev->netdev_ops == &device_ops)
- return NOTIFY_DONE;
-
- /* Avoid non-Ethernet type devices */
- if (event_dev->type != ARPHRD_ETHER)
- return NOTIFY_DONE;
-
- /* Avoid Vlan dev with same MAC registering as VF */
- if (is_vlan_dev(event_dev))
- return NOTIFY_DONE;
-
- /* Avoid Bonding master dev with same MAC registering as VF */
- if ((event_dev->priv_flags & IFF_BONDING) &&
- (event_dev->flags & IFF_MASTER))
+ ret = check_dev_is_matching_vf(event_dev);
+ if (ret != 0)
return NOTIFY_DONE;
switch (event) {
case NETDEV_POST_INIT:
return netvsc_prepare_bonding(event_dev);
case NETDEV_REGISTER:
- return netvsc_register_vf(event_dev);
+ return netvsc_register_vf(event_dev, VF_REG_IN_NOTIFIER);
case NETDEV_UNREGISTER:
return netvsc_unregister_vf(event_dev);
case NETDEV_UP:
diff --git a/drivers/net/usb/lan78xx.c b/drivers/net/usb/lan78xx.c
index c8b42892655a1..77cb30259dca7 100644
--- a/drivers/net/usb/lan78xx.c
+++ b/drivers/net/usb/lan78xx.c
@@ -2960,7 +2960,8 @@ static int lan78xx_open(struct net_device *net)
done:
mutex_unlock(&dev->dev_mutex);
- usb_autopm_put_interface(dev->intf);
+ if (ret < 0)
+ usb_autopm_put_interface(dev->intf);
return ret;
}
diff --git a/drivers/tty/serial/max310x.c b/drivers/tty/serial/max310x.c
index 5dd73d1da1ecc..c122e7e90fc89 100644
--- a/drivers/tty/serial/max310x.c
+++ b/drivers/tty/serial/max310x.c
@@ -72,7 +72,7 @@
#define MAX310X_GLOBALCMD_REG MAX310X_REG_1F /* Global Command (WO) */
/* Extended registers */
-#define MAX310X_REVID_EXTREG MAX310X_REG_05 /* Revision ID */
+#define MAX310X_SPI_REVID_EXTREG MAX310X_REG_05 /* Revision ID */
/* IRQ register bits */
#define MAX310X_IRQ_LSR_BIT (1 << 0) /* LSR interrupt */
@@ -235,6 +235,10 @@
#define MAX310x_REV_MASK (0xf8)
#define MAX310X_WRITE_BIT 0x80
+/* Port startup definitions */
+#define MAX310X_PORT_STARTUP_WAIT_RETRIES 20 /* Number of retries */
+#define MAX310X_PORT_STARTUP_WAIT_DELAY_MS 10 /* Delay between retries */
+
/* Crystal-related definitions */
#define MAX310X_XTAL_WAIT_RETRIES 20 /* Number of retries */
#define MAX310X_XTAL_WAIT_DELAY_MS 10 /* Delay between retries */
@@ -249,6 +253,12 @@
#define MAX14830_BRGCFG_CLKDIS_BIT (1 << 6) /* Clock Disable */
#define MAX14830_REV_ID (0xb0)
+struct max310x_if_cfg {
+ int (*extended_reg_enable)(struct device *dev, bool enable);
+
+ unsigned int rev_id_reg;
+};
+
struct max310x_devtype {
char name[9];
int nr;
@@ -262,9 +272,8 @@ struct max310x_one {
struct work_struct tx_work;
struct work_struct md_work;
struct work_struct rs_work;
+ struct regmap *regmap;
- u8 wr_header;
- u8 rd_header;
u8 rx_buf[MAX310X_FIFO_SIZE];
};
#define to_max310x_port(_port) \
@@ -272,6 +281,7 @@ struct max310x_one {
struct max310x_port {
const struct max310x_devtype *devtype;
+ const struct max310x_if_cfg *if_cfg;
struct regmap *regmap;
struct clk *clk;
#ifdef CONFIG_GPIOLIB
@@ -293,26 +303,26 @@ static DECLARE_BITMAP(max310x_lines, MAX310X_UART_NRMAX);
static u8 max310x_port_read(struct uart_port *port, u8 reg)
{
- struct max310x_port *s = dev_get_drvdata(port->dev);
+ struct max310x_one *one = to_max310x_port(port);
unsigned int val = 0;
- regmap_read(s->regmap, port->iobase + reg, &val);
+ regmap_read(one->regmap, reg, &val);
return val;
}
static void max310x_port_write(struct uart_port *port, u8 reg, u8 val)
{
- struct max310x_port *s = dev_get_drvdata(port->dev);
+ struct max310x_one *one = to_max310x_port(port);
- regmap_write(s->regmap, port->iobase + reg, val);
+ regmap_write(one->regmap, reg, val);
}
static void max310x_port_update(struct uart_port *port, u8 reg, u8 mask, u8 val)
{
- struct max310x_port *s = dev_get_drvdata(port->dev);
+ struct max310x_one *one = to_max310x_port(port);
- regmap_update_bits(s->regmap, port->iobase + reg, mask, val);
+ regmap_update_bits(one->regmap, reg, mask, val);
}
static int max3107_detect(struct device *dev)
@@ -361,13 +371,12 @@ static int max3109_detect(struct device *dev)
unsigned int val = 0;
int ret;
- ret = regmap_write(s->regmap, MAX310X_GLOBALCMD_REG,
- MAX310X_EXTREG_ENBL);
+ ret = s->if_cfg->extended_reg_enable(dev, true);
if (ret)
return ret;
- regmap_read(s->regmap, MAX310X_REVID_EXTREG, &val);
- regmap_write(s->regmap, MAX310X_GLOBALCMD_REG, MAX310X_EXTREG_DSBL);
+ regmap_read(s->regmap, s->if_cfg->rev_id_reg, &val);
+ s->if_cfg->extended_reg_enable(dev, false);
if (((val & MAX310x_REV_MASK) != MAX3109_REV_ID)) {
dev_err(dev,
"%s ID 0x%02x does not match\n", s->devtype->name, val);
@@ -392,13 +401,12 @@ static int max14830_detect(struct device *dev)
unsigned int val = 0;
int ret;
- ret = regmap_write(s->regmap, MAX310X_GLOBALCMD_REG,
- MAX310X_EXTREG_ENBL);
+ ret = s->if_cfg->extended_reg_enable(dev, true);
if (ret)
return ret;
- regmap_read(s->regmap, MAX310X_REVID_EXTREG, &val);
- regmap_write(s->regmap, MAX310X_GLOBALCMD_REG, MAX310X_EXTREG_DSBL);
+ regmap_read(s->regmap, s->if_cfg->rev_id_reg, &val);
+ s->if_cfg->extended_reg_enable(dev, false);
if (((val & MAX310x_REV_MASK) != MAX14830_REV_ID)) {
dev_err(dev,
"%s ID 0x%02x does not match\n", s->devtype->name, val);
@@ -451,7 +459,7 @@ static const struct max310x_devtype max14830_devtype = {
static bool max310x_reg_writeable(struct device *dev, unsigned int reg)
{
- switch (reg & 0x1f) {
+ switch (reg) {
case MAX310X_IRQSTS_REG:
case MAX310X_LSR_IRQSTS_REG:
case MAX310X_SPCHR_IRQSTS_REG:
@@ -468,7 +476,7 @@ static bool max310x_reg_writeable(struct device *dev, unsigned int reg)
static bool max310x_reg_volatile(struct device *dev, unsigned int reg)
{
- switch (reg & 0x1f) {
+ switch (reg) {
case MAX310X_RHR_REG:
case MAX310X_IRQSTS_REG:
case MAX310X_LSR_IRQSTS_REG:
@@ -490,7 +498,7 @@ static bool max310x_reg_volatile(struct device *dev, unsigned int reg)
static bool max310x_reg_precious(struct device *dev, unsigned int reg)
{
- switch (reg & 0x1f) {
+ switch (reg) {
case MAX310X_RHR_REG:
case MAX310X_IRQSTS_REG:
case MAX310X_SPCHR_IRQSTS_REG:
@@ -503,6 +511,11 @@ static bool max310x_reg_precious(struct device *dev, unsigned int reg)
return false;
}
+static bool max310x_reg_noinc(struct device *dev, unsigned int reg)
+{
+ return reg == MAX310X_RHR_REG;
+}
+
static int max310x_set_baud(struct uart_port *port, int baud)
{
unsigned int mode = 0, div = 0, frac = 0, c = 0, F = 0;
@@ -636,31 +649,15 @@ static s32 max310x_set_ref_clk(struct device *dev, struct max310x_port *s,
static void max310x_batch_write(struct uart_port *port, u8 *txbuf, unsigned int len)
{
struct max310x_one *one = to_max310x_port(port);
- struct spi_transfer xfer[] = {
- {
- .tx_buf = &one->wr_header,
- .len = sizeof(one->wr_header),
- }, {
- .tx_buf = txbuf,
- .len = len,
- }
- };
- spi_sync_transfer(to_spi_device(port->dev), xfer, ARRAY_SIZE(xfer));
+
+ regmap_noinc_write(one->regmap, MAX310X_THR_REG, txbuf, len);
}
static void max310x_batch_read(struct uart_port *port, u8 *rxbuf, unsigned int len)
{
struct max310x_one *one = to_max310x_port(port);
- struct spi_transfer xfer[] = {
- {
- .tx_buf = &one->rd_header,
- .len = sizeof(one->rd_header),
- }, {
- .rx_buf = rxbuf,
- .len = len,
- }
- };
- spi_sync_transfer(to_spi_device(port->dev), xfer, ARRAY_SIZE(xfer));
+
+ regmap_noinc_read(one->regmap, MAX310X_RHR_REG, rxbuf, len);
}
static void max310x_handle_rx(struct uart_port *port, unsigned int rxlen)
@@ -1263,15 +1260,17 @@ static int max310x_gpio_set_config(struct gpio_chip *chip, unsigned int offset,
#endif
static int max310x_probe(struct device *dev, const struct max310x_devtype *devtype,
- struct regmap *regmap, int irq)
+ const struct max310x_if_cfg *if_cfg,
+ struct regmap *regmaps[], int irq)
{
int i, ret, fmin, fmax, freq;
struct max310x_port *s;
s32 uartclk = 0;
bool xtal;
- if (IS_ERR(regmap))
- return PTR_ERR(regmap);
+ for (i = 0; i < devtype->nr; i++)
+ if (IS_ERR(regmaps[i]))
+ return PTR_ERR(regmaps[i]);
/* Alloc port structure */
s = devm_kzalloc(dev, struct_size(s, p, devtype->nr), GFP_KERNEL);
@@ -1318,8 +1317,9 @@ static int max310x_probe(struct device *dev, const struct max310x_devtype *devty
goto out_clk;
}
- s->regmap = regmap;
+ s->regmap = regmaps[0];
s->devtype = devtype;
+ s->if_cfg = if_cfg;
dev_set_drvdata(dev, s);
/* Check device to ensure we are talking to what we expect */
@@ -1328,22 +1328,30 @@ static int max310x_probe(struct device *dev, const struct max310x_devtype *devty
goto out_clk;
for (i = 0; i < devtype->nr; i++) {
- unsigned int offs = i << 5;
+ bool started = false;
+ unsigned int try = 0, val = 0;
/* Reset port */
- regmap_write(s->regmap, MAX310X_MODE2_REG + offs,
+ regmap_write(regmaps[i], MAX310X_MODE2_REG,
MAX310X_MODE2_RST_BIT);
/* Clear port reset */
- regmap_write(s->regmap, MAX310X_MODE2_REG + offs, 0);
+ regmap_write(regmaps[i], MAX310X_MODE2_REG, 0);
/* Wait for port startup */
do {
- regmap_read(s->regmap,
- MAX310X_BRGDIVLSB_REG + offs, &ret);
- } while (ret != 0x01);
+ msleep(MAX310X_PORT_STARTUP_WAIT_DELAY_MS);
+ regmap_read(regmaps[i], MAX310X_BRGDIVLSB_REG, &val);
+
+ if (val == 0x01)
+ started = true;
+ } while (!started && (++try < MAX310X_PORT_STARTUP_WAIT_RETRIES));
+
+ if (!started) {
+ ret = dev_err_probe(dev, -EAGAIN, "port reset failed\n");
+ goto out_uart;
+ }
- regmap_write(s->regmap, MAX310X_MODE1_REG + offs,
- devtype->mode1);
+ regmap_write(regmaps[i], MAX310X_MODE1_REG, devtype->mode1);
}
uartclk = max310x_set_ref_clk(dev, s, freq, xtal);
@@ -1371,11 +1379,13 @@ static int max310x_probe(struct device *dev, const struct max310x_devtype *devty
s->p[i].port.fifosize = MAX310X_FIFO_SIZE;
s->p[i].port.flags = UPF_FIXED_TYPE | UPF_LOW_LATENCY;
s->p[i].port.iotype = UPIO_PORT;
- s->p[i].port.iobase = i * 0x20;
+ s->p[i].port.iobase = i;
s->p[i].port.membase = (void __iomem *)~0;
s->p[i].port.uartclk = uartclk;
s->p[i].port.rs485_config = max310x_rs485_config;
s->p[i].port.ops = &max310x_ops;
+ s->p[i].regmap = regmaps[i];
+
/* Disable all interrupts */
max310x_port_write(&s->p[i].port, MAX310X_IRQEN_REG, 0);
/* Clear IRQ status register */
@@ -1386,10 +1396,6 @@ static int max310x_probe(struct device *dev, const struct max310x_devtype *devty
INIT_WORK(&s->p[i].md_work, max310x_md_proc);
/* Initialize queue for changing RS485 mode */
INIT_WORK(&s->p[i].rs_work, max310x_rs_proc);
- /* Initialize SPI-transfer buffers */
- s->p[i].wr_header = (s->p[i].port.iobase + MAX310X_THR_REG) |
- MAX310X_WRITE_BIT;
- s->p[i].rd_header = (s->p[i].port.iobase + MAX310X_RHR_REG);
/* Register port */
ret = uart_add_one_port(&max310x_uart, &s->p[i].port);
@@ -1476,16 +1482,35 @@ static struct regmap_config regcfg = {
.val_bits = 8,
.write_flag_mask = MAX310X_WRITE_BIT,
.cache_type = REGCACHE_RBTREE,
+ .max_register = MAX310X_REG_1F,
.writeable_reg = max310x_reg_writeable,
.volatile_reg = max310x_reg_volatile,
.precious_reg = max310x_reg_precious,
+ .writeable_noinc_reg = max310x_reg_noinc,
+ .readable_noinc_reg = max310x_reg_noinc,
+ .max_raw_read = MAX310X_FIFO_SIZE,
+ .max_raw_write = MAX310X_FIFO_SIZE,
};
#ifdef CONFIG_SPI_MASTER
+static int max310x_spi_extended_reg_enable(struct device *dev, bool enable)
+{
+ struct max310x_port *s = dev_get_drvdata(dev);
+
+ return regmap_write(s->regmap, MAX310X_GLOBALCMD_REG,
+ enable ? MAX310X_EXTREG_ENBL : MAX310X_EXTREG_DSBL);
+}
+
+static const struct max310x_if_cfg __maybe_unused max310x_spi_if_cfg = {
+ .extended_reg_enable = max310x_spi_extended_reg_enable,
+ .rev_id_reg = MAX310X_SPI_REVID_EXTREG,
+};
+
static int max310x_spi_probe(struct spi_device *spi)
{
const struct max310x_devtype *devtype;
- struct regmap *regmap;
+ struct regmap *regmaps[4];
+ unsigned int i;
int ret;
/* Setup SPI bus */
@@ -1500,10 +1525,14 @@ static int max310x_spi_probe(struct spi_device *spi)
if (!devtype)
devtype = (struct max310x_devtype *)spi_get_device_id(spi)->driver_data;
- regcfg.max_register = devtype->nr * 0x20 - 1;
- regmap = devm_regmap_init_spi(spi, ®cfg);
+ for (i = 0; i < devtype->nr; i++) {
+ u8 port_mask = i * 0x20;
+ regcfg.read_flag_mask = port_mask;
+ regcfg.write_flag_mask = port_mask | MAX310X_WRITE_BIT;
+ regmaps[i] = devm_regmap_init_spi(spi, ®cfg);
+ }
- return max310x_probe(&spi->dev, devtype, regmap, spi->irq);
+ return max310x_probe(&spi->dev, devtype, &max310x_spi_if_cfg, regmaps, spi->irq);
}
static int max310x_spi_remove(struct spi_device *spi)
diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c
index aa12da0796d2d..31d355613933f 100644
--- a/drivers/usb/host/xhci-ring.c
+++ b/drivers/usb/host/xhci-ring.c
@@ -2428,6 +2428,9 @@ static int process_isoc_td(struct xhci_hcd *xhci, struct xhci_virt_ep *ep,
/* handle completion code */
switch (trb_comp_code) {
case COMP_SUCCESS:
+ /* Don't overwrite status if TD had an error, see xHCI 4.9.1 */
+ if (td->error_mid_td)
+ break;
if (remaining) {
frame->status = short_framestatus;
if (xhci->quirks & XHCI_TRUST_TX_LENGTH)
@@ -2443,9 +2446,13 @@ static int process_isoc_td(struct xhci_hcd *xhci, struct xhci_virt_ep *ep,
case COMP_BANDWIDTH_OVERRUN_ERROR:
frame->status = -ECOMM;
break;
- case COMP_ISOCH_BUFFER_OVERRUN:
case COMP_BABBLE_DETECTED_ERROR:
+ sum_trbs_for_length = true;
+ fallthrough;
+ case COMP_ISOCH_BUFFER_OVERRUN:
frame->status = -EOVERFLOW;
+ if (ep_trb != td->last_trb)
+ td->error_mid_td = true;
break;
case COMP_INCOMPATIBLE_DEVICE_ERROR:
case COMP_STALL_ERROR:
@@ -2453,8 +2460,9 @@ static int process_isoc_td(struct xhci_hcd *xhci, struct xhci_virt_ep *ep,
break;
case COMP_USB_TRANSACTION_ERROR:
frame->status = -EPROTO;
+ sum_trbs_for_length = true;
if (ep_trb != td->last_trb)
- return 0;
+ td->error_mid_td = true;
break;
case COMP_STOPPED:
sum_trbs_for_length = true;
@@ -2474,6 +2482,9 @@ static int process_isoc_td(struct xhci_hcd *xhci, struct xhci_virt_ep *ep,
break;
}
+ if (td->urb_length_set)
+ goto finish_td;
+
if (sum_trbs_for_length)
frame->actual_length = sum_trb_lengths(xhci, ep->ring, ep_trb) +
ep_trb_len - remaining;
@@ -2482,6 +2493,14 @@ static int process_isoc_td(struct xhci_hcd *xhci, struct xhci_virt_ep *ep,
td->urb->actual_length += frame->actual_length;
+finish_td:
+ /* Don't give back TD yet if we encountered an error mid TD */
+ if (td->error_mid_td && ep_trb != td->last_trb) {
+ xhci_dbg(xhci, "Error mid isoc TD, wait for final completion event\n");
+ td->urb_length_set = true;
+ return 0;
+ }
+
return finish_td(xhci, ep, ep_ring, td, trb_comp_code);
}
@@ -2866,17 +2885,51 @@ static int handle_tx_event(struct xhci_hcd *xhci,
}
if (!ep_seg) {
- if (!ep->skip ||
- !usb_endpoint_xfer_isoc(&td->urb->ep->desc)) {
- /* Some host controllers give a spurious
- * successful event after a short transfer.
- * Ignore it.
- */
- if ((xhci->quirks & XHCI_SPURIOUS_SUCCESS) &&
- ep_ring->last_td_was_short) {
- ep_ring->last_td_was_short = false;
- goto cleanup;
+
+ if (ep->skip && usb_endpoint_xfer_isoc(&td->urb->ep->desc)) {
+ skip_isoc_td(xhci, td, ep, status);
+ goto cleanup;
+ }
+
+ /*
+ * Some hosts give a spurious success event after a short
+ * transfer. Ignore it.
+ */
+ if ((xhci->quirks & XHCI_SPURIOUS_SUCCESS) &&
+ ep_ring->last_td_was_short) {
+ ep_ring->last_td_was_short = false;
+ goto cleanup;
+ }
+
+ /*
+ * xhci 4.10.2 states isoc endpoints should continue
+ * processing the next TD if there was an error mid TD.
+ * So host like NEC don't generate an event for the last
+ * isoc TRB even if the IOC flag is set.
+ * xhci 4.9.1 states that if there are errors in mult-TRB
+ * TDs xHC should generate an error for that TRB, and if xHC
+ * proceeds to the next TD it should genete an event for
+ * any TRB with IOC flag on the way. Other host follow this.
+ * So this event might be for the next TD.
+ */
+ if (td->error_mid_td &&
+ !list_is_last(&td->td_list, &ep_ring->td_list)) {
+ struct xhci_td *td_next = list_next_entry(td, td_list);
+
+ ep_seg = trb_in_td(xhci, td_next->start_seg, td_next->first_trb,
+ td_next->last_trb, ep_trb_dma, false);
+ if (ep_seg) {
+ /* give back previous TD, start handling new */
+ xhci_dbg(xhci, "Missing TD completion event after mid TD error\n");
+ ep_ring->dequeue = td->last_trb;
+ ep_ring->deq_seg = td->last_trb_seg;
+ inc_deq(xhci, ep_ring);
+ xhci_td_cleanup(xhci, td, ep_ring, td->status);
+ td = td_next;
}
+ }
+
+ if (!ep_seg) {
/* HC is busted, give up! */
xhci_err(xhci,
"ERROR Transfer event TRB DMA ptr not "
@@ -2888,9 +2941,6 @@ static int handle_tx_event(struct xhci_hcd *xhci,
ep_trb_dma, true);
return -ESHUTDOWN;
}
-
- skip_isoc_td(xhci, td, ep, status);
- goto cleanup;
}
if (trb_comp_code == COMP_SHORT_PACKET)
ep_ring->last_td_was_short = true;
diff --git a/drivers/usb/host/xhci.h b/drivers/usb/host/xhci.h
index 8ae33db1e4bcc..0e46b9e45c20c 100644
--- a/drivers/usb/host/xhci.h
+++ b/drivers/usb/host/xhci.h
@@ -1572,6 +1572,7 @@ struct xhci_td {
struct xhci_segment *bounce_seg;
/* actual_length of the URB has already been set */
bool urb_length_set;
+ bool error_mid_td;
unsigned int num_trbs;
};
diff --git a/fs/erofs/data.c b/fs/erofs/data.c
index 16a41d0db55a3..a859bf0f31df2 100644
--- a/fs/erofs/data.c
+++ b/fs/erofs/data.c
@@ -340,4 +340,5 @@ const struct file_operations erofs_file_fops = {
.read_iter = erofs_file_read_iter,
.mmap = erofs_file_mmap,
.splice_read = generic_file_splice_read,
+ .get_unmapped_area = thp_get_unmapped_area,
};
diff --git a/fs/proc/array.c b/fs/proc/array.c
index 49be8c8ef555e..c925287a4dc4b 100644
--- a/fs/proc/array.c
+++ b/fs/proc/array.c
@@ -495,7 +495,7 @@ static int do_task_stat(struct seq_file *m, struct pid_namespace *ns,
sigemptyset(&sigign);
sigemptyset(&sigcatch);
- cutime = cstime = utime = stime = 0;
+ cutime = cstime = 0;
cgtime = gtime = 0;
if (lock_task_sighand(task, &flags)) {
@@ -529,7 +529,6 @@ static int do_task_stat(struct seq_file *m, struct pid_namespace *ns,
min_flt += sig->min_flt;
maj_flt += sig->maj_flt;
- thread_group_cputime_adjusted(task, &utime, &stime);
gtime += sig->gtime;
}
@@ -541,11 +540,14 @@ static int do_task_stat(struct seq_file *m, struct pid_namespace *ns,
}
if (permitted && (!whole || num_threads < 2))
- wchan = get_wchan(task);
- if (!whole) {
+ wchan = !task_is_running(task);
+
+ if (whole) {
+ thread_group_cputime_adjusted(task, &utime, &stime);
+ } else {
+ task_cputime_adjusted(task, &utime, &stime);
min_flt = task->min_flt;
maj_flt = task->maj_flt;
- task_cputime_adjusted(task, &utime, &stime);
gtime = task_gtime(task);
}
@@ -606,10 +608,7 @@ static int do_task_stat(struct seq_file *m, struct pid_namespace *ns,
*
* This works with older implementations of procps as well.
*/
- if (wchan)
- seq_puts(m, " 1");
- else
- seq_puts(m, " 0");
+ seq_put_decimal_ull(m, " ", wchan);
seq_put_decimal_ull(m, " ", 0);
seq_put_decimal_ull(m, " ", 0);
diff --git a/include/linux/regmap.h b/include/linux/regmap.h
index e3c9a25a853a8..f74e543fadc07 100644
--- a/include/linux/regmap.h
+++ b/include/linux/regmap.h
@@ -290,6 +290,17 @@ typedef void (*regmap_unlock)(void *);
* read operation on a bus such as SPI, I2C, etc. Most of the
* devices do not need this.
* @reg_write: Same as above for writing.
+ * @reg_update_bits: Optional callback that if filled will be used to perform
+ * all the update_bits(rmw) operation. Should only be provided
+ * if the function require special handling with lock and reg
+ * handling and the operation cannot be represented as a simple
+ * update_bits operation on a bus such as SPI, I2C, etc.
+ * @read: Optional callback that if filled will be used to perform all the
+ * bulk reads from the registers. Data is returned in the buffer used
+ * to transmit data.
+ * @write: Same as above for writing.
+ * @max_raw_read: Max raw read size that can be used on the device.
+ * @max_raw_write: Max raw write size that can be used on the device.
* @fast_io: Register IO is fast. Use a spinlock instead of a mutex
* to perform locking. This field is ignored if custom lock/unlock
* functions are used (see fields lock/unlock of struct regmap_config).
@@ -372,6 +383,14 @@ struct regmap_config {
int (*reg_read)(void *context, unsigned int reg, unsigned int *val);
int (*reg_write)(void *context, unsigned int reg, unsigned int val);
+ int (*reg_update_bits)(void *context, unsigned int reg,
+ unsigned int mask, unsigned int val);
+ /* Bulk read/write */
+ int (*read)(void *context, const void *reg_buf, size_t reg_size,
+ void *val_buf, size_t val_size);
+ int (*write)(void *context, const void *data, size_t count);
+ size_t max_raw_read;
+ size_t max_raw_write;
bool fast_io;
diff --git a/include/trace/events/qdisc.h b/include/trace/events/qdisc.h
index 59c945b66f9c7..5180da19d837f 100644
--- a/include/trace/events/qdisc.h
+++ b/include/trace/events/qdisc.h
@@ -81,14 +81,14 @@ TRACE_EVENT(qdisc_reset,
TP_ARGS(q),
TP_STRUCT__entry(
- __string( dev, qdisc_dev(q) )
- __string( kind, q->ops->id )
- __field( u32, parent )
- __field( u32, handle )
+ __string( dev, qdisc_dev(q)->name )
+ __string( kind, q->ops->id )
+ __field( u32, parent )
+ __field( u32, handle )
),
TP_fast_assign(
- __assign_str(dev, qdisc_dev(q));
+ __assign_str(dev, qdisc_dev(q)->name);
__assign_str(kind, q->ops->id);
__entry->parent = q->parent;
__entry->handle = q->handle;
@@ -106,14 +106,14 @@ TRACE_EVENT(qdisc_destroy,
TP_ARGS(q),
TP_STRUCT__entry(
- __string( dev, qdisc_dev(q) )
- __string( kind, q->ops->id )
- __field( u32, parent )
- __field( u32, handle )
+ __string( dev, qdisc_dev(q)->name )
+ __string( kind, q->ops->id )
+ __field( u32, parent )
+ __field( u32, handle )
),
TP_fast_assign(
- __assign_str(dev, qdisc_dev(q));
+ __assign_str(dev, qdisc_dev(q)->name);
__assign_str(kind, q->ops->id);
__entry->parent = q->parent;
__entry->handle = q->handle;
diff --git a/kernel/bpf/cpumap.c b/kernel/bpf/cpumap.c
index 8d1c4b3ee7604..f7de5b313cc5b 100644
--- a/kernel/bpf/cpumap.c
+++ b/kernel/bpf/cpumap.c
@@ -221,7 +221,7 @@ static int cpu_map_bpf_prog_run_xdp(struct bpf_cpu_map_entry *rcpu,
void **frames, int n,
struct xdp_cpumap_stats *stats)
{
- struct xdp_rxq_info rxq;
+ struct xdp_rxq_info rxq = {};
struct xdp_buff xdp;
int i, nframes = 0;
diff --git a/kernel/sys.c b/kernel/sys.c
index 2efab44746356..2cfb829864c63 100644
--- a/kernel/sys.c
+++ b/kernel/sys.c
@@ -1763,74 +1763,87 @@ void getrusage(struct task_struct *p, int who, struct rusage *r)
struct task_struct *t;
unsigned long flags;
u64 tgutime, tgstime, utime, stime;
- unsigned long maxrss = 0;
+ unsigned long maxrss;
+ struct mm_struct *mm;
+ struct signal_struct *sig = p->signal;
+ unsigned int seq = 0;
- memset((char *)r, 0, sizeof (*r));
+retry:
+ memset(r, 0, sizeof(*r));
utime = stime = 0;
+ maxrss = 0;
if (who == RUSAGE_THREAD) {
task_cputime_adjusted(current, &utime, &stime);
accumulate_thread_rusage(p, r);
- maxrss = p->signal->maxrss;
- goto out;
+ maxrss = sig->maxrss;
+ goto out_thread;
}
- if (!lock_task_sighand(p, &flags))
- return;
+ flags = read_seqbegin_or_lock_irqsave(&sig->stats_lock, &seq);
switch (who) {
case RUSAGE_BOTH:
case RUSAGE_CHILDREN:
- utime = p->signal->cutime;
- stime = p->signal->cstime;
- r->ru_nvcsw = p->signal->cnvcsw;
- r->ru_nivcsw = p->signal->cnivcsw;
- r->ru_minflt = p->signal->cmin_flt;
- r->ru_majflt = p->signal->cmaj_flt;
- r->ru_inblock = p->signal->cinblock;
- r->ru_oublock = p->signal->coublock;
- maxrss = p->signal->cmaxrss;
+ utime = sig->cutime;
+ stime = sig->cstime;
+ r->ru_nvcsw = sig->cnvcsw;
+ r->ru_nivcsw = sig->cnivcsw;
+ r->ru_minflt = sig->cmin_flt;
+ r->ru_majflt = sig->cmaj_flt;
+ r->ru_inblock = sig->cinblock;
+ r->ru_oublock = sig->coublock;
+ maxrss = sig->cmaxrss;
if (who == RUSAGE_CHILDREN)
break;
fallthrough;
case RUSAGE_SELF:
- thread_group_cputime_adjusted(p, &tgutime, &tgstime);
- utime += tgutime;
- stime += tgstime;
- r->ru_nvcsw += p->signal->nvcsw;
- r->ru_nivcsw += p->signal->nivcsw;
- r->ru_minflt += p->signal->min_flt;
- r->ru_majflt += p->signal->maj_flt;
- r->ru_inblock += p->signal->inblock;
- r->ru_oublock += p->signal->oublock;
- if (maxrss < p->signal->maxrss)
- maxrss = p->signal->maxrss;
- t = p;
- do {
+ r->ru_nvcsw += sig->nvcsw;
+ r->ru_nivcsw += sig->nivcsw;
+ r->ru_minflt += sig->min_flt;
+ r->ru_majflt += sig->maj_flt;
+ r->ru_inblock += sig->inblock;
+ r->ru_oublock += sig->oublock;
+ if (maxrss < sig->maxrss)
+ maxrss = sig->maxrss;
+
+ rcu_read_lock();
+ __for_each_thread(sig, t)
accumulate_thread_rusage(t, r);
- } while_each_thread(p, t);
+ rcu_read_unlock();
+
break;
default:
BUG();
}
- unlock_task_sighand(p, &flags);
-out:
- r->ru_utime = ns_to_kernel_old_timeval(utime);
- r->ru_stime = ns_to_kernel_old_timeval(stime);
+ if (need_seqretry(&sig->stats_lock, seq)) {
+ seq = 1;
+ goto retry;
+ }
+ done_seqretry_irqrestore(&sig->stats_lock, seq, flags);
- if (who != RUSAGE_CHILDREN) {
- struct mm_struct *mm = get_task_mm(p);
+ if (who == RUSAGE_CHILDREN)
+ goto out_children;
- if (mm) {
- setmax_mm_hiwater_rss(&maxrss, mm);
- mmput(mm);
- }
+ thread_group_cputime_adjusted(p, &tgutime, &tgstime);
+ utime += tgutime;
+ stime += tgstime;
+
+out_thread:
+ mm = get_task_mm(p);
+ if (mm) {
+ setmax_mm_hiwater_rss(&maxrss, mm);
+ mmput(mm);
}
+
+out_children:
r->ru_maxrss = maxrss * (PAGE_SIZE / 1024); /* convert pages to KBs */
+ r->ru_utime = ns_to_kernel_old_timeval(utime);
+ r->ru_stime = ns_to_kernel_old_timeval(stime);
}
SYSCALL_DEFINE2(getrusage, int, who, struct rusage __user *, ru)
diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index 75eab4032f017..3a95466e10a95 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -5346,19 +5346,7 @@ static int ip6_route_multipath_add(struct fib6_config *cfg,
err_nh = NULL;
list_for_each_entry(nh, &rt6_nh_list, next) {
err = __ip6_ins_rt(nh->fib6_info, info, extack);
- fib6_info_release(nh->fib6_info);
-
- if (!err) {
- /* save reference to last route successfully inserted */
- rt_last = nh->fib6_info;
-
- /* save reference to first route for notification */
- if (!rt_notif)
- rt_notif = nh->fib6_info;
- }
- /* nh->fib6_info is used or freed at this point, reset to NULL*/
- nh->fib6_info = NULL;
if (err) {
if (replace && nhn)
NL_SET_ERR_MSG_MOD(extack,
@@ -5366,6 +5354,12 @@ static int ip6_route_multipath_add(struct fib6_config *cfg,
err_nh = nh;
goto add_errout;
}
+ /* save reference to last route successfully inserted */
+ rt_last = nh->fib6_info;
+
+ /* save reference to first route for notification */
+ if (!rt_notif)
+ rt_notif = nh->fib6_info;
/* Because each route is added like a single route we remove
* these flags after the first nexthop: if there is a collision,
@@ -5426,8 +5420,7 @@ static int ip6_route_multipath_add(struct fib6_config *cfg,
cleanup:
list_for_each_entry_safe(nh, nh_safe, &rt6_nh_list, next) {
- if (nh->fib6_info)
- fib6_info_release(nh->fib6_info);
+ fib6_info_release(nh->fib6_info);
list_del(&nh->next);
kfree(nh);
}
diff --git a/net/netfilter/nf_conntrack_h323_asn1.c b/net/netfilter/nf_conntrack_h323_asn1.c
index e697a824b0018..540d97715bd23 100644
--- a/net/netfilter/nf_conntrack_h323_asn1.c
+++ b/net/netfilter/nf_conntrack_h323_asn1.c
@@ -533,6 +533,8 @@ static int decode_seq(struct bitstr *bs, const struct field_t *f,
/* Get fields bitmap */
if (nf_h323_error_boundary(bs, 0, f->sz))
return H323_ERROR_BOUND;
+ if (f->sz > 32)
+ return H323_ERROR_RANGE;
bmp = get_bitmap(bs, f->sz);
if (base)
*(unsigned int *)base = bmp;
@@ -589,6 +591,8 @@ static int decode_seq(struct bitstr *bs, const struct field_t *f,
bmp2_len = get_bits(bs, 7) + 1;
if (nf_h323_error_boundary(bs, 0, bmp2_len))
return H323_ERROR_BOUND;
+ if (bmp2_len > 32)
+ return H323_ERROR_RANGE;
bmp2 = get_bitmap(bs, bmp2_len);
bmp |= bmp2 >> f->sz;
if (base)
diff --git a/net/netfilter/nft_ct.c b/net/netfilter/nft_ct.c
index 7c667629c5149..69214993b5a2c 100644
--- a/net/netfilter/nft_ct.c
+++ b/net/netfilter/nft_ct.c
@@ -1192,14 +1192,13 @@ static int nft_ct_expect_obj_init(const struct nft_ctx *ctx,
switch (priv->l3num) {
case NFPROTO_IPV4:
case NFPROTO_IPV6:
- if (priv->l3num != ctx->family)
- return -EINVAL;
+ if (priv->l3num == ctx->family || ctx->family == NFPROTO_INET)
+ break;
- fallthrough;
- case NFPROTO_INET:
- break;
+ return -EINVAL;
+ case NFPROTO_INET: /* tuple.src.l3num supports NFPROTO_IPV4/6 only */
default:
- return -EOPNOTSUPP;
+ return -EAFNOSUPPORT;
}
priv->l4proto = nla_get_u8(tb[NFTA_CT_EXPECT_L4PROTO]);
diff --git a/net/netrom/af_netrom.c b/net/netrom/af_netrom.c
index 24747163122bb..37d0bf6cab456 100644
--- a/net/netrom/af_netrom.c
+++ b/net/netrom/af_netrom.c
@@ -453,16 +453,16 @@ static int nr_create(struct net *net, struct socket *sock, int protocol,
nr_init_timers(sk);
nr->t1 =
- msecs_to_jiffies(sysctl_netrom_transport_timeout);
+ msecs_to_jiffies(READ_ONCE(sysctl_netrom_transport_timeout));
nr->t2 =
- msecs_to_jiffies(sysctl_netrom_transport_acknowledge_delay);
+ msecs_to_jiffies(READ_ONCE(sysctl_netrom_transport_acknowledge_delay));
nr->n2 =
- msecs_to_jiffies(sysctl_netrom_transport_maximum_tries);
+ msecs_to_jiffies(READ_ONCE(sysctl_netrom_transport_maximum_tries));
nr->t4 =
- msecs_to_jiffies(sysctl_netrom_transport_busy_delay);
+ msecs_to_jiffies(READ_ONCE(sysctl_netrom_transport_busy_delay));
nr->idle =
- msecs_to_jiffies(sysctl_netrom_transport_no_activity_timeout);
- nr->window = sysctl_netrom_transport_requested_window_size;
+ msecs_to_jiffies(READ_ONCE(sysctl_netrom_transport_no_activity_timeout));
+ nr->window = READ_ONCE(sysctl_netrom_transport_requested_window_size);
nr->bpqext = 1;
nr->state = NR_STATE_0;
@@ -954,7 +954,7 @@ int nr_rx_frame(struct sk_buff *skb, struct net_device *dev)
* G8PZT's Xrouter which is sending packets with command type 7
* as an extension of the protocol.
*/
- if (sysctl_netrom_reset_circuit &&
+ if (READ_ONCE(sysctl_netrom_reset_circuit) &&
(frametype != NR_RESET || flags != 0))
nr_transmit_reset(skb, 1);
diff --git a/net/netrom/nr_dev.c b/net/netrom/nr_dev.c
index 29e418c8c6c30..4caee8754b794 100644
--- a/net/netrom/nr_dev.c
+++ b/net/netrom/nr_dev.c
@@ -81,7 +81,7 @@ static int nr_header(struct sk_buff *skb, struct net_device *dev,
buff[6] |= AX25_SSSID_SPARE;
buff += AX25_ADDR_LEN;
- *buff++ = sysctl_netrom_network_ttl_initialiser;
+ *buff++ = READ_ONCE(sysctl_netrom_network_ttl_initialiser);
*buff++ = NR_PROTO_IP;
*buff++ = NR_PROTO_IP;
diff --git a/net/netrom/nr_in.c b/net/netrom/nr_in.c
index 2f084b6f69d7e..97944db6b5ac6 100644
--- a/net/netrom/nr_in.c
+++ b/net/netrom/nr_in.c
@@ -97,7 +97,7 @@ static int nr_state1_machine(struct sock *sk, struct sk_buff *skb,
break;
case NR_RESET:
- if (sysctl_netrom_reset_circuit)
+ if (READ_ONCE(sysctl_netrom_reset_circuit))
nr_disconnect(sk, ECONNRESET);
break;
@@ -128,7 +128,7 @@ static int nr_state2_machine(struct sock *sk, struct sk_buff *skb,
break;
case NR_RESET:
- if (sysctl_netrom_reset_circuit)
+ if (READ_ONCE(sysctl_netrom_reset_circuit))
nr_disconnect(sk, ECONNRESET);
break;
@@ -262,7 +262,7 @@ static int nr_state3_machine(struct sock *sk, struct sk_buff *skb, int frametype
break;
case NR_RESET:
- if (sysctl_netrom_reset_circuit)
+ if (READ_ONCE(sysctl_netrom_reset_circuit))
nr_disconnect(sk, ECONNRESET);
break;
diff --git a/net/netrom/nr_out.c b/net/netrom/nr_out.c
index 44929657f5b71..5e531394a724b 100644
--- a/net/netrom/nr_out.c
+++ b/net/netrom/nr_out.c
@@ -204,7 +204,7 @@ void nr_transmit_buffer(struct sock *sk, struct sk_buff *skb)
dptr[6] |= AX25_SSSID_SPARE;
dptr += AX25_ADDR_LEN;
- *dptr++ = sysctl_netrom_network_ttl_initialiser;
+ *dptr++ = READ_ONCE(sysctl_netrom_network_ttl_initialiser);
if (!nr_route_frame(skb, NULL)) {
kfree_skb(skb);
diff --git a/net/netrom/nr_route.c b/net/netrom/nr_route.c
index ddd5cbd455e39..983c5ad9724f1 100644
--- a/net/netrom/nr_route.c
+++ b/net/netrom/nr_route.c
@@ -153,7 +153,7 @@ static int __must_check nr_add_node(ax25_address *nr, const char *mnemonic,
nr_neigh->digipeat = NULL;
nr_neigh->ax25 = NULL;
nr_neigh->dev = dev;
- nr_neigh->quality = sysctl_netrom_default_path_quality;
+ nr_neigh->quality = READ_ONCE(sysctl_netrom_default_path_quality);
nr_neigh->locked = 0;
nr_neigh->count = 0;
nr_neigh->number = nr_neigh_no++;
@@ -728,7 +728,7 @@ void nr_link_failed(ax25_cb *ax25, int reason)
nr_neigh->ax25 = NULL;
ax25_cb_put(ax25);
- if (++nr_neigh->failed < sysctl_netrom_link_fails_count) {
+ if (++nr_neigh->failed < READ_ONCE(sysctl_netrom_link_fails_count)) {
nr_neigh_put(nr_neigh);
return;
}
@@ -766,7 +766,7 @@ int nr_route_frame(struct sk_buff *skb, ax25_cb *ax25)
if (ax25 != NULL) {
ret = nr_add_node(nr_src, "", &ax25->dest_addr, ax25->digipeat,
ax25->ax25_dev->dev, 0,
- sysctl_netrom_obsolescence_count_initialiser);
+ READ_ONCE(sysctl_netrom_obsolescence_count_initialiser));
if (ret)
return ret;
}
@@ -780,7 +780,7 @@ int nr_route_frame(struct sk_buff *skb, ax25_cb *ax25)
return ret;
}
- if (!sysctl_netrom_routing_control && ax25 != NULL)
+ if (!READ_ONCE(sysctl_netrom_routing_control) && ax25 != NULL)
return 0;
/* Its Time-To-Live has expired */
diff --git a/net/netrom/nr_subr.c b/net/netrom/nr_subr.c
index e2d2af924cff4..c3bbd5880850b 100644
--- a/net/netrom/nr_subr.c
+++ b/net/netrom/nr_subr.c
@@ -182,7 +182,8 @@ void nr_write_internal(struct sock *sk, int frametype)
*dptr++ = nr->my_id;
*dptr++ = frametype;
*dptr++ = nr->window;
- if (nr->bpqext) *dptr++ = sysctl_netrom_network_ttl_initialiser;
+ if (nr->bpqext)
+ *dptr++ = READ_ONCE(sysctl_netrom_network_ttl_initialiser);
break;
case NR_DISCREQ:
@@ -236,7 +237,7 @@ void __nr_transmit_reply(struct sk_buff *skb, int mine, unsigned char cmdflags)
dptr[6] |= AX25_SSSID_SPARE;
dptr += AX25_ADDR_LEN;
- *dptr++ = sysctl_netrom_network_ttl_initialiser;
+ *dptr++ = READ_ONCE(sysctl_netrom_network_ttl_initialiser);
if (mine) {
*dptr++ = 0;
diff --git a/net/rds/rdma.c b/net/rds/rdma.c
index 6f1a50d50d06d..c29c7a59f2053 100644
--- a/net/rds/rdma.c
+++ b/net/rds/rdma.c
@@ -301,6 +301,9 @@ static int __rds_rdma_map(struct rds_sock *rs, struct rds_get_mr_args *args,
kfree(sg);
}
ret = PTR_ERR(trans_private);
+ /* Trigger connection so that its ready for the next retry */
+ if (ret == -ENODEV)
+ rds_conn_connect_if_down(cp->cp_conn);
goto out;
}
diff --git a/net/rds/send.c b/net/rds/send.c
index 53444397de669..d6462d1471c14 100644
--- a/net/rds/send.c
+++ b/net/rds/send.c
@@ -1314,12 +1314,8 @@ int rds_sendmsg(struct socket *sock, struct msghdr *msg, size_t payload_len)
/* Parse any control messages the user may have included. */
ret = rds_cmsg_send(rs, rm, msg, &allocated_mr, &vct);
- if (ret) {
- /* Trigger connection so that its ready for the next retry */
- if (ret == -EAGAIN)
- rds_conn_connect_if_down(conn);
+ if (ret)
goto out;
- }
if (rm->rdma.op_active && !conn->c_trans->xmit_rdma) {
printk_ratelimited(KERN_NOTICE "rdma_op %p conn xmit_rdma %p\n",
diff --git a/sound/usb/card.c b/sound/usb/card.c
index 550c6a72fb5bc..bebd42413fadb 100644
--- a/sound/usb/card.c
+++ b/sound/usb/card.c
@@ -643,6 +643,7 @@ static int snd_usb_audio_create(struct usb_interface *intf,
INIT_LIST_HEAD(&chip->pcm_list);
INIT_LIST_HEAD(&chip->ep_list);
INIT_LIST_HEAD(&chip->iface_ref_list);
+ INIT_LIST_HEAD(&chip->clock_ref_list);
INIT_LIST_HEAD(&chip->midi_list);
INIT_LIST_HEAD(&chip->mixer_list);
diff --git a/sound/usb/card.h b/sound/usb/card.h
index 87f042d06ce08..6ec95b2edf863 100644
--- a/sound/usb/card.h
+++ b/sound/usb/card.h
@@ -44,6 +44,7 @@ struct audioformat {
struct snd_usb_substream;
struct snd_usb_iface_ref;
+struct snd_usb_clock_ref;
struct snd_usb_endpoint;
struct snd_usb_power_domain;
@@ -62,6 +63,7 @@ struct snd_urb_ctx {
struct snd_usb_endpoint {
struct snd_usb_audio *chip;
struct snd_usb_iface_ref *iface_ref;
+ struct snd_usb_clock_ref *clock_ref;
int opened; /* open refcount; protect with chip->mutex */
atomic_t running; /* running status */
@@ -127,7 +129,9 @@ struct snd_usb_endpoint {
in a stream */
bool implicit_fb_sync; /* syncs with implicit feedback */
bool lowlatency_playback; /* low-latency playback mode */
- bool need_setup; /* (re-)need for configure? */
+ bool need_setup; /* (re-)need for hw_params? */
+ bool need_prepare; /* (re-)need for prepare? */
+ bool fixed_rate; /* skip rate setup */
/* for hw constraints */
const struct audioformat *cur_audiofmt;
@@ -138,7 +142,6 @@ struct snd_usb_endpoint {
unsigned int cur_period_frames;
unsigned int cur_period_bytes;
unsigned int cur_buffer_periods;
- unsigned char cur_clock;
spinlock_t lock;
struct list_head list;
diff --git a/sound/usb/endpoint.c b/sound/usb/endpoint.c
index 6c7d842d04965..8188113ca83f2 100644
--- a/sound/usb/endpoint.c
+++ b/sound/usb/endpoint.c
@@ -35,6 +35,16 @@ struct snd_usb_iface_ref {
struct list_head list;
};
+/* clock refcounting */
+struct snd_usb_clock_ref {
+ unsigned char clock;
+ atomic_t locked;
+ int opened;
+ int rate;
+ bool need_setup;
+ struct list_head list;
+};
+
/*
* snd_usb_endpoint is a model that abstracts everything related to an
* USB endpoint and its streaming.
@@ -598,6 +608,25 @@ iface_ref_find(struct snd_usb_audio *chip, int iface)
return ip;
}
+/* Similarly, a refcount object for clock */
+static struct snd_usb_clock_ref *
+clock_ref_find(struct snd_usb_audio *chip, int clock)
+{
+ struct snd_usb_clock_ref *ref;
+
+ list_for_each_entry(ref, &chip->clock_ref_list, list)
+ if (ref->clock == clock)
+ return ref;
+
+ ref = kzalloc(sizeof(*ref), GFP_KERNEL);
+ if (!ref)
+ return NULL;
+ ref->clock = clock;
+ atomic_set(&ref->locked, 0);
+ list_add_tail(&ref->list, &chip->clock_ref_list);
+ return ref;
+}
+
/*
* Get the existing endpoint object corresponding EP
* Returns NULL if not present.
@@ -738,13 +767,15 @@ bool snd_usb_endpoint_compatible(struct snd_usb_audio *chip,
* The endpoint needs to be closed via snd_usb_endpoint_close() later.
*
* Note that this function doesn't configure the endpoint. The substream
- * needs to set it up later via snd_usb_endpoint_configure().
+ * needs to set it up later via snd_usb_endpoint_set_params() and
+ * snd_usb_endpoint_prepare().
*/
struct snd_usb_endpoint *
snd_usb_endpoint_open(struct snd_usb_audio *chip,
const struct audioformat *fp,
const struct snd_pcm_hw_params *params,
- bool is_sync_ep)
+ bool is_sync_ep,
+ bool fixed_rate)
{
struct snd_usb_endpoint *ep;
int ep_num = is_sync_ep ? fp->sync_ep : fp->endpoint;
@@ -775,6 +806,15 @@ snd_usb_endpoint_open(struct snd_usb_audio *chip,
goto unlock;
}
+ if (fp->protocol != UAC_VERSION_1) {
+ ep->clock_ref = clock_ref_find(chip, fp->clock);
+ if (!ep->clock_ref) {
+ ep = NULL;
+ goto unlock;
+ }
+ ep->clock_ref->opened++;
+ }
+
ep->cur_audiofmt = fp;
ep->cur_channels = fp->channels;
ep->cur_rate = params_rate(params);
@@ -784,13 +824,14 @@ snd_usb_endpoint_open(struct snd_usb_audio *chip,
ep->cur_period_frames = params_period_size(params);
ep->cur_period_bytes = ep->cur_period_frames * ep->cur_frame_bytes;
ep->cur_buffer_periods = params_periods(params);
- ep->cur_clock = fp->clock;
if (ep->type == SND_USB_ENDPOINT_TYPE_SYNC)
endpoint_set_syncinterval(chip, ep);
ep->implicit_fb_sync = fp->implicit_fb;
ep->need_setup = true;
+ ep->need_prepare = true;
+ ep->fixed_rate = fixed_rate;
usb_audio_dbg(chip, " channels=%d, rate=%d, format=%s, period_bytes=%d, periods=%d, implicit_fb=%d\n",
ep->cur_channels, ep->cur_rate,
@@ -898,12 +939,16 @@ void snd_usb_endpoint_close(struct snd_usb_audio *chip,
endpoint_set_interface(chip, ep, false);
if (!--ep->opened) {
+ if (ep->clock_ref) {
+ if (!--ep->clock_ref->opened)
+ ep->clock_ref->rate = 0;
+ }
ep->iface = 0;
ep->altsetting = 0;
ep->cur_audiofmt = NULL;
ep->cur_rate = 0;
- ep->cur_clock = 0;
ep->iface_ref = NULL;
+ ep->clock_ref = NULL;
usb_audio_dbg(chip, "EP 0x%x closed\n", ep->ep_num);
}
mutex_unlock(&chip->mutex);
@@ -912,9 +957,11 @@ void snd_usb_endpoint_close(struct snd_usb_audio *chip,
/* Prepare for suspening EP, called from the main suspend handler */
void snd_usb_endpoint_suspend(struct snd_usb_endpoint *ep)
{
- ep->need_setup = true;
+ ep->need_prepare = true;
if (ep->iface_ref)
ep->iface_ref->need_setup = true;
+ if (ep->clock_ref)
+ ep->clock_ref->rate = 0;
}
/*
@@ -1258,23 +1305,51 @@ static int sync_ep_set_params(struct snd_usb_endpoint *ep)
return -ENOMEM;
}
+/* update the rate of the referred clock; return the actual rate */
+static int update_clock_ref_rate(struct snd_usb_audio *chip,
+ struct snd_usb_endpoint *ep)
+{
+ struct snd_usb_clock_ref *clock = ep->clock_ref;
+ int rate = ep->cur_rate;
+
+ if (!clock || clock->rate == rate)
+ return rate;
+ if (clock->rate) {
+ if (atomic_read(&clock->locked))
+ return clock->rate;
+ if (clock->rate != rate) {
+ usb_audio_err(chip, "Mismatched sample rate %d vs %d for EP 0x%x\n",
+ clock->rate, rate, ep->ep_num);
+ return clock->rate;
+ }
+ }
+ clock->rate = rate;
+ clock->need_setup = true;
+ return rate;
+}
+
/*
* snd_usb_endpoint_set_params: configure an snd_usb_endpoint
*
+ * It's called either from hw_params callback.
* Determine the number of URBs to be used on this endpoint.
* An endpoint must be configured before it can be started.
* An endpoint that is already running can not be reconfigured.
*/
-static int snd_usb_endpoint_set_params(struct snd_usb_audio *chip,
- struct snd_usb_endpoint *ep)
+int snd_usb_endpoint_set_params(struct snd_usb_audio *chip,
+ struct snd_usb_endpoint *ep)
{
const struct audioformat *fmt = ep->cur_audiofmt;
- int err;
+ int err = 0;
+
+ mutex_lock(&chip->mutex);
+ if (!ep->need_setup)
+ goto unlock;
/* release old buffers, if any */
err = release_urbs(ep, false);
if (err < 0)
- return err;
+ goto unlock;
ep->datainterval = fmt->datainterval;
ep->maxpacksize = fmt->maxpacksize;
@@ -1312,28 +1387,62 @@ static int snd_usb_endpoint_set_params(struct snd_usb_audio *chip,
usb_audio_dbg(chip, "Set up %d URBS, ret=%d\n", ep->nurbs, err);
if (err < 0)
- return err;
+ goto unlock;
/* some unit conversions in runtime */
ep->maxframesize = ep->maxpacksize / ep->cur_frame_bytes;
ep->curframesize = ep->curpacksize / ep->cur_frame_bytes;
+ err = update_clock_ref_rate(chip, ep);
+ if (err >= 0) {
+ ep->need_setup = false;
+ err = 0;
+ }
+
+ unlock:
+ mutex_unlock(&chip->mutex);
+ return err;
+}
+
+static int init_sample_rate(struct snd_usb_audio *chip,
+ struct snd_usb_endpoint *ep)
+{
+ struct snd_usb_clock_ref *clock = ep->clock_ref;
+ int rate, err;
+
+ rate = update_clock_ref_rate(chip, ep);
+ if (rate < 0)
+ return rate;
+ if (clock && !clock->need_setup)
+ return 0;
+
+ if (!ep->fixed_rate) {
+ err = snd_usb_init_sample_rate(chip, ep->cur_audiofmt, rate);
+ if (err < 0) {
+ if (clock)
+ clock->rate = 0; /* reset rate */
+ return err;
+ }
+ }
+
+ if (clock)
+ clock->need_setup = false;
return 0;
}
/*
- * snd_usb_endpoint_configure: Configure the endpoint
+ * snd_usb_endpoint_prepare: Prepare the endpoint
*
* This function sets up the EP to be fully usable state.
- * It's called either from hw_params or prepare callback.
+ * It's called either from prepare callback.
* The function checks need_setup flag, and performs nothing unless needed,
* so it's safe to call this multiple times.
*
* This returns zero if unchanged, 1 if the configuration has changed,
* or a negative error code.
*/
-int snd_usb_endpoint_configure(struct snd_usb_audio *chip,
- struct snd_usb_endpoint *ep)
+int snd_usb_endpoint_prepare(struct snd_usb_audio *chip,
+ struct snd_usb_endpoint *ep)
{
bool iface_first;
int err = 0;
@@ -1341,7 +1450,7 @@ int snd_usb_endpoint_configure(struct snd_usb_audio *chip,
mutex_lock(&chip->mutex);
if (WARN_ON(!ep->iface_ref))
goto unlock;
- if (!ep->need_setup)
+ if (!ep->need_prepare)
goto unlock;
/* If the interface has been already set up, just set EP parameters */
@@ -1350,14 +1459,10 @@ int snd_usb_endpoint_configure(struct snd_usb_audio *chip,
* to update at each EP configuration
*/
if (ep->cur_audiofmt->protocol == UAC_VERSION_1) {
- err = snd_usb_init_sample_rate(chip, ep->cur_audiofmt,
- ep->cur_rate);
+ err = init_sample_rate(chip, ep);
if (err < 0)
goto unlock;
}
- err = snd_usb_endpoint_set_params(chip, ep);
- if (err < 0)
- goto unlock;
goto done;
}
@@ -1381,11 +1486,7 @@ int snd_usb_endpoint_configure(struct snd_usb_audio *chip,
if (err < 0)
goto unlock;
- err = snd_usb_init_sample_rate(chip, ep->cur_audiofmt, ep->cur_rate);
- if (err < 0)
- goto unlock;
-
- err = snd_usb_endpoint_set_params(chip, ep);
+ err = init_sample_rate(chip, ep);
if (err < 0)
goto unlock;
@@ -1403,7 +1504,7 @@ int snd_usb_endpoint_configure(struct snd_usb_audio *chip,
ep->iface_ref->need_setup = false;
done:
- ep->need_setup = false;
+ ep->need_prepare = false;
err = 1;
unlock:
@@ -1414,15 +1515,15 @@ int snd_usb_endpoint_configure(struct snd_usb_audio *chip,
/* get the current rate set to the given clock by any endpoint */
int snd_usb_endpoint_get_clock_rate(struct snd_usb_audio *chip, int clock)
{
- struct snd_usb_endpoint *ep;
+ struct snd_usb_clock_ref *ref;
int rate = 0;
if (!clock)
return 0;
mutex_lock(&chip->mutex);
- list_for_each_entry(ep, &chip->ep_list, list) {
- if (ep->cur_clock == clock && ep->cur_rate) {
- rate = ep->cur_rate;
+ list_for_each_entry(ref, &chip->clock_ref_list, list) {
+ if (ref->clock == clock) {
+ rate = ref->rate;
break;
}
}
@@ -1463,6 +1564,9 @@ int snd_usb_endpoint_start(struct snd_usb_endpoint *ep)
if (atomic_inc_return(&ep->running) != 1)
return 0;
+ if (ep->clock_ref)
+ atomic_inc(&ep->clock_ref->locked);
+
ep->active_mask = 0;
ep->unlink_mask = 0;
ep->phase = 0;
@@ -1572,6 +1676,15 @@ void snd_usb_endpoint_stop(struct snd_usb_endpoint *ep, bool keep_pending)
if (ep->sync_source)
WRITE_ONCE(ep->sync_source->sync_sink, NULL);
stop_urbs(ep, false, keep_pending);
+ if (ep->clock_ref)
+ atomic_dec(&ep->clock_ref->locked);
+
+ if (ep->chip->quirk_flags & QUIRK_FLAG_FORCE_IFACE_RESET &&
+ usb_pipeout(ep->pipe)) {
+ ep->need_prepare = true;
+ if (ep->iface_ref)
+ ep->iface_ref->need_setup = true;
+ }
}
}
@@ -1598,12 +1711,16 @@ void snd_usb_endpoint_free_all(struct snd_usb_audio *chip)
{
struct snd_usb_endpoint *ep, *en;
struct snd_usb_iface_ref *ip, *in;
+ struct snd_usb_clock_ref *cp, *cn;
list_for_each_entry_safe(ep, en, &chip->ep_list, list)
kfree(ep);
list_for_each_entry_safe(ip, in, &chip->iface_ref_list, list)
kfree(ip);
+
+ list_for_each_entry_safe(cp, cn, &chip->clock_ref_list, list)
+ kfree(cp);
}
/*
diff --git a/sound/usb/endpoint.h b/sound/usb/endpoint.h
index daa7ba063d858..c09f68ce08b18 100644
--- a/sound/usb/endpoint.h
+++ b/sound/usb/endpoint.h
@@ -14,11 +14,14 @@ struct snd_usb_endpoint *
snd_usb_endpoint_open(struct snd_usb_audio *chip,
const struct audioformat *fp,
const struct snd_pcm_hw_params *params,
- bool is_sync_ep);
+ bool is_sync_ep,
+ bool fixed_rate);
void snd_usb_endpoint_close(struct snd_usb_audio *chip,
struct snd_usb_endpoint *ep);
-int snd_usb_endpoint_configure(struct snd_usb_audio *chip,
- struct snd_usb_endpoint *ep);
+int snd_usb_endpoint_set_params(struct snd_usb_audio *chip,
+ struct snd_usb_endpoint *ep);
+int snd_usb_endpoint_prepare(struct snd_usb_audio *chip,
+ struct snd_usb_endpoint *ep);
int snd_usb_endpoint_get_clock_rate(struct snd_usb_audio *chip, int clock);
bool snd_usb_endpoint_compatible(struct snd_usb_audio *chip,
diff --git a/sound/usb/implicit.c b/sound/usb/implicit.c
index f3e8484b3d9cb..4727043fd7458 100644
--- a/sound/usb/implicit.c
+++ b/sound/usb/implicit.c
@@ -15,6 +15,7 @@
#include "usbaudio.h"
#include "card.h"
#include "helper.h"
+#include "pcm.h"
#include "implicit.h"
enum {
@@ -455,7 +456,8 @@ const struct audioformat *
snd_usb_find_implicit_fb_sync_format(struct snd_usb_audio *chip,
const struct audioformat *target,
const struct snd_pcm_hw_params *params,
- int stream)
+ int stream,
+ bool *fixed_rate)
{
struct snd_usb_substream *subs;
const struct audioformat *fp, *sync_fmt = NULL;
@@ -469,7 +471,7 @@ snd_usb_find_implicit_fb_sync_format(struct snd_usb_audio *chip,
subs = find_matching_substream(chip, stream, target->sync_ep,
target->fmt_type);
if (!subs)
- return sync_fmt;
+ goto end;
high_score = 0;
list_for_each_entry(fp, &subs->fmt_list, list) {
@@ -483,6 +485,9 @@ snd_usb_find_implicit_fb_sync_format(struct snd_usb_audio *chip,
}
}
+ end:
+ if (fixed_rate)
+ *fixed_rate = snd_usb_pcm_has_fixed_rate(subs);
return sync_fmt;
}
diff --git a/sound/usb/implicit.h b/sound/usb/implicit.h
index ccb415a0ea860..7f1577b6c4d38 100644
--- a/sound/usb/implicit.h
+++ b/sound/usb/implicit.h
@@ -9,6 +9,6 @@ const struct audioformat *
snd_usb_find_implicit_fb_sync_format(struct snd_usb_audio *chip,
const struct audioformat *target,
const struct snd_pcm_hw_params *params,
- int stream);
+ int stream, bool *fixed_rate);
#endif /* __USBAUDIO_IMPLICIT_H */
diff --git a/sound/usb/mixer.c b/sound/usb/mixer.c
index 567514832b0df..d818eee53c90a 100644
--- a/sound/usb/mixer.c
+++ b/sound/usb/mixer.c
@@ -1205,6 +1205,13 @@ static void volume_control_quirks(struct usb_mixer_elem_info *cval,
cval->res = 16;
}
break;
+ case USB_ID(0x1bcf, 0x2283): /* NexiGo N930AF FHD Webcam */
+ if (!strcmp(kctl->id.name, "Mic Capture Volume")) {
+ usb_audio_info(chip,
+ "set resolution quirk: cval->res = 16\n");
+ cval->res = 16;
+ }
+ break;
}
}
diff --git a/sound/usb/pcm.c b/sound/usb/pcm.c
index de0964dbf7a91..580e2649641e4 100644
--- a/sound/usb/pcm.c
+++ b/sound/usb/pcm.c
@@ -157,6 +157,33 @@ find_substream_format(struct snd_usb_substream *subs,
true, subs);
}
+bool snd_usb_pcm_has_fixed_rate(struct snd_usb_substream *subs)
+{
+ const struct audioformat *fp;
+ struct snd_usb_audio *chip = subs->stream->chip;
+ int rate = -1;
+
+ if (!subs)
+ return false;
+ if (!(chip->quirk_flags & QUIRK_FLAG_FIXED_RATE))
+ return false;
+ list_for_each_entry(fp, &subs->fmt_list, list) {
+ if (fp->rates & SNDRV_PCM_RATE_CONTINUOUS)
+ return false;
+ if (fp->nr_rates < 1)
+ continue;
+ if (fp->nr_rates > 1)
+ return false;
+ if (rate < 0) {
+ rate = fp->rate_table[0];
+ continue;
+ }
+ if (rate != fp->rate_table[0])
+ return false;
+ }
+ return true;
+}
+
static int init_pitch_v1(struct snd_usb_audio *chip, int ep)
{
struct usb_device *dev = chip->dev;
@@ -433,35 +460,6 @@ static void close_endpoints(struct snd_usb_audio *chip,
}
}
-static int configure_endpoints(struct snd_usb_audio *chip,
- struct snd_usb_substream *subs)
-{
- int err;
-
- if (subs->data_endpoint->need_setup) {
- /* stop any running stream beforehand */
- if (stop_endpoints(subs, false))
- sync_pending_stops(subs);
- if (subs->sync_endpoint) {
- err = snd_usb_endpoint_configure(chip, subs->sync_endpoint);
- if (err < 0)
- return err;
- }
- err = snd_usb_endpoint_configure(chip, subs->data_endpoint);
- if (err < 0)
- return err;
- snd_usb_set_format_quirk(subs, subs->cur_audiofmt);
- } else {
- if (subs->sync_endpoint) {
- err = snd_usb_endpoint_configure(chip, subs->sync_endpoint);
- if (err < 0)
- return err;
- }
- }
-
- return 0;
-}
-
/*
* hw_params callback
*
@@ -479,12 +477,14 @@ static int snd_usb_hw_params(struct snd_pcm_substream *substream,
struct snd_usb_audio *chip = subs->stream->chip;
const struct audioformat *fmt;
const struct audioformat *sync_fmt;
+ bool fixed_rate, sync_fixed_rate;
int ret;
ret = snd_media_start_pipeline(subs);
if (ret)
return ret;
+ fixed_rate = snd_usb_pcm_has_fixed_rate(subs);
fmt = find_substream_format(subs, hw_params);
if (!fmt) {
usb_audio_dbg(chip,
@@ -498,7 +498,8 @@ static int snd_usb_hw_params(struct snd_pcm_substream *substream,
if (fmt->implicit_fb) {
sync_fmt = snd_usb_find_implicit_fb_sync_format(chip, fmt,
hw_params,
- !substream->stream);
+ !substream->stream,
+ &sync_fixed_rate);
if (!sync_fmt) {
usb_audio_dbg(chip,
"cannot find sync format: ep=0x%x, iface=%d:%d, format=%s, rate=%d, channels=%d\n",
@@ -511,6 +512,7 @@ static int snd_usb_hw_params(struct snd_pcm_substream *substream,
}
} else {
sync_fmt = fmt;
+ sync_fixed_rate = fixed_rate;
}
ret = snd_usb_lock_shutdown(chip);
@@ -530,7 +532,7 @@ static int snd_usb_hw_params(struct snd_pcm_substream *substream,
close_endpoints(chip, subs);
}
- subs->data_endpoint = snd_usb_endpoint_open(chip, fmt, hw_params, false);
+ subs->data_endpoint = snd_usb_endpoint_open(chip, fmt, hw_params, false, fixed_rate);
if (!subs->data_endpoint) {
ret = -EINVAL;
goto unlock;
@@ -539,7 +541,8 @@ static int snd_usb_hw_params(struct snd_pcm_substream *substream,
if (fmt->sync_ep) {
subs->sync_endpoint = snd_usb_endpoint_open(chip, sync_fmt,
hw_params,
- fmt == sync_fmt);
+ fmt == sync_fmt,
+ sync_fixed_rate);
if (!subs->sync_endpoint) {
ret = -EINVAL;
goto unlock;
@@ -553,7 +556,16 @@ static int snd_usb_hw_params(struct snd_pcm_substream *substream,
subs->cur_audiofmt = fmt;
mutex_unlock(&chip->mutex);
- ret = configure_endpoints(chip, subs);
+ if (!subs->data_endpoint->need_setup)
+ goto unlock;
+
+ if (subs->sync_endpoint) {
+ ret = snd_usb_endpoint_set_params(chip, subs->sync_endpoint);
+ if (ret < 0)
+ goto unlock;
+ }
+
+ ret = snd_usb_endpoint_set_params(chip, subs->data_endpoint);
unlock:
if (ret < 0)
@@ -636,9 +648,18 @@ static int snd_usb_pcm_prepare(struct snd_pcm_substream *substream)
goto unlock;
}
- ret = configure_endpoints(chip, subs);
+ if (subs->sync_endpoint) {
+ ret = snd_usb_endpoint_prepare(chip, subs->sync_endpoint);
+ if (ret < 0)
+ goto unlock;
+ }
+
+ ret = snd_usb_endpoint_prepare(chip, subs->data_endpoint);
if (ret < 0)
goto unlock;
+ else if (ret > 0)
+ snd_usb_set_format_quirk(subs, subs->cur_audiofmt);
+ ret = 0;
/* reset the pointer */
subs->buffer_bytes = frames_to_bytes(runtime, runtime->buffer_size);
diff --git a/sound/usb/pcm.h b/sound/usb/pcm.h
index 493a4e34d78dc..388fe2ba346d6 100644
--- a/sound/usb/pcm.h
+++ b/sound/usb/pcm.h
@@ -6,6 +6,8 @@ void snd_usb_set_pcm_ops(struct snd_pcm *pcm, int stream);
int snd_usb_pcm_suspend(struct snd_usb_stream *as);
int snd_usb_pcm_resume(struct snd_usb_stream *as);
+bool snd_usb_pcm_has_fixed_rate(struct snd_usb_substream *as);
+
int snd_usb_init_pitch(struct snd_usb_audio *chip,
const struct audioformat *fmt);
void snd_usb_preallocate_buffer(struct snd_usb_substream *subs);
diff --git a/sound/usb/quirks.c b/sound/usb/quirks.c
index 03b6a07a2ea05..1226ce5d5a304 100644
--- a/sound/usb/quirks.c
+++ b/sound/usb/quirks.c
@@ -1765,6 +1765,8 @@ static const struct usb_audio_quirk_flags_table quirk_flags_table[] = {
QUIRK_FLAG_GET_SAMPLE_RATE),
DEVICE_FLG(0x04e8, 0xa051, /* Samsung USBC Headset (AKG) */
QUIRK_FLAG_SKIP_CLOCK_SELECTOR | QUIRK_FLAG_CTL_MSG_DELAY_5M),
+ DEVICE_FLG(0x0525, 0xa4ad, /* Hamedal C20 usb camero */
+ QUIRK_FLAG_IFACE_SKIP_CLOSE),
DEVICE_FLG(0x054c, 0x0b8c, /* Sony WALKMAN NW-A45 DAC */
QUIRK_FLAG_SET_IFACE_FIRST),
DEVICE_FLG(0x0556, 0x0014, /* Phoenix Audio TMX320VC */
@@ -1786,6 +1788,8 @@ static const struct usb_audio_quirk_flags_table quirk_flags_table[] = {
DEVICE_FLG(0x0644, 0x804a, /* TEAC UD-301 */
QUIRK_FLAG_ITF_USB_DSD_DAC | QUIRK_FLAG_CTL_MSG_DELAY |
QUIRK_FLAG_IFACE_DELAY),
+ DEVICE_FLG(0x0644, 0x805f, /* TEAC Model 12 */
+ QUIRK_FLAG_FORCE_IFACE_RESET),
DEVICE_FLG(0x06f8, 0xb000, /* Hercules DJ Console (Windows Edition) */
QUIRK_FLAG_IGNORE_CTL_ERROR),
DEVICE_FLG(0x06f8, 0xd002, /* Hercules DJ Console (Macintosh Edition) */
@@ -1806,8 +1810,14 @@ static const struct usb_audio_quirk_flags_table quirk_flags_table[] = {
QUIRK_FLAG_CTL_MSG_DELAY_1M),
DEVICE_FLG(0x0b0e, 0x0349, /* Jabra 550a */
QUIRK_FLAG_CTL_MSG_DELAY_1M),
+ DEVICE_FLG(0x0ecb, 0x205c, /* JBL Quantum610 Wireless */
+ QUIRK_FLAG_FIXED_RATE),
+ DEVICE_FLG(0x0ecb, 0x2069, /* JBL Quantum810 Wireless */
+ QUIRK_FLAG_FIXED_RATE),
DEVICE_FLG(0x0fd9, 0x0008, /* Hauppauge HVR-950Q */
QUIRK_FLAG_SHARE_MEDIA_DEVICE | QUIRK_FLAG_ALIGN_TRANSFER),
+ DEVICE_FLG(0x1224, 0x2a25, /* Jieli Technology USB PHY 2.0 */
+ QUIRK_FLAG_GET_SAMPLE_RATE),
DEVICE_FLG(0x1395, 0x740a, /* Sennheiser DECT */
QUIRK_FLAG_GET_SAMPLE_RATE),
DEVICE_FLG(0x1397, 0x0507, /* Behringer UMC202HD */
@@ -1838,6 +1848,10 @@ static const struct usb_audio_quirk_flags_table quirk_flags_table[] = {
QUIRK_FLAG_ITF_USB_DSD_DAC | QUIRK_FLAG_CTL_MSG_DELAY),
DEVICE_FLG(0x1901, 0x0191, /* GE B850V3 CP2114 audio interface */
QUIRK_FLAG_GET_SAMPLE_RATE),
+ DEVICE_FLG(0x19f7, 0x0035, /* RODE NT-USB+ */
+ QUIRK_FLAG_GET_SAMPLE_RATE),
+ DEVICE_FLG(0x1bcf, 0x2283, /* NexiGo N930AF FHD Webcam */
+ QUIRK_FLAG_GET_SAMPLE_RATE),
DEVICE_FLG(0x2040, 0x7200, /* Hauppauge HVR-950Q */
QUIRK_FLAG_SHARE_MEDIA_DEVICE | QUIRK_FLAG_ALIGN_TRANSFER),
DEVICE_FLG(0x2040, 0x7201, /* Hauppauge HVR-950Q-MXL */
@@ -1876,6 +1890,12 @@ static const struct usb_audio_quirk_flags_table quirk_flags_table[] = {
QUIRK_FLAG_IGNORE_CTL_ERROR),
DEVICE_FLG(0x2912, 0x30c8, /* Audioengine D1 */
QUIRK_FLAG_GET_SAMPLE_RATE),
+ DEVICE_FLG(0x2b53, 0x0023, /* Fiero SC-01 (firmware v1.0.0 @ 48 kHz) */
+ QUIRK_FLAG_GENERIC_IMPLICIT_FB),
+ DEVICE_FLG(0x2b53, 0x0024, /* Fiero SC-01 (firmware v1.0.0 @ 96 kHz) */
+ QUIRK_FLAG_GENERIC_IMPLICIT_FB),
+ DEVICE_FLG(0x2b53, 0x0031, /* Fiero SC-01 (firmware v1.1.0) */
+ QUIRK_FLAG_GENERIC_IMPLICIT_FB),
DEVICE_FLG(0x30be, 0x0101, /* Schiit Hel */
QUIRK_FLAG_IGNORE_CTL_ERROR),
DEVICE_FLG(0x413c, 0xa506, /* Dell AE515 sound bar */
@@ -1884,16 +1904,6 @@ static const struct usb_audio_quirk_flags_table quirk_flags_table[] = {
QUIRK_FLAG_ALIGN_TRANSFER),
DEVICE_FLG(0x534d, 0x2109, /* MacroSilicon MS2109 */
QUIRK_FLAG_ALIGN_TRANSFER),
- DEVICE_FLG(0x1224, 0x2a25, /* Jieli Technology USB PHY 2.0 */
- QUIRK_FLAG_GET_SAMPLE_RATE),
- DEVICE_FLG(0x2b53, 0x0023, /* Fiero SC-01 (firmware v1.0.0 @ 48 kHz) */
- QUIRK_FLAG_GENERIC_IMPLICIT_FB),
- DEVICE_FLG(0x2b53, 0x0024, /* Fiero SC-01 (firmware v1.0.0 @ 96 kHz) */
- QUIRK_FLAG_GENERIC_IMPLICIT_FB),
- DEVICE_FLG(0x2b53, 0x0031, /* Fiero SC-01 (firmware v1.1.0) */
- QUIRK_FLAG_GENERIC_IMPLICIT_FB),
- DEVICE_FLG(0x0525, 0xa4ad, /* Hamedal C20 usb camero */
- QUIRK_FLAG_IFACE_SKIP_CLOSE),
/* Vendor matches */
VENDOR_FLG(0x045e, /* MS Lifecam */
diff --git a/sound/usb/usbaudio.h b/sound/usb/usbaudio.h
index ec06f441e890f..f5a8dca66457f 100644
--- a/sound/usb/usbaudio.h
+++ b/sound/usb/usbaudio.h
@@ -46,6 +46,7 @@ struct snd_usb_audio {
struct list_head pcm_list; /* list of pcm streams */
struct list_head ep_list; /* list of audio-related endpoints */
struct list_head iface_ref_list; /* list of interface refcounts */
+ struct list_head clock_ref_list; /* list of clock refcounts */
int pcm_devs;
struct list_head midi_list; /* list of midi interfaces */
@@ -171,6 +172,12 @@ extern bool snd_usb_skip_validation;
* Don't apply implicit feedback sync mode
* QUIRK_FLAG_IFACE_SKIP_CLOSE
* Don't closed interface during setting sample rate
+ * QUIRK_FLAG_FORCE_IFACE_RESET
+ * Force an interface reset whenever stopping & restarting a stream
+ * (e.g. after xrun)
+ * QUIRK_FLAG_FIXED_RATE
+ * Do not set PCM rate (frequency) when only one rate is available
+ * for the given endpoint.
*/
#define QUIRK_FLAG_GET_SAMPLE_RATE (1U << 0)
@@ -193,5 +200,7 @@ extern bool snd_usb_skip_validation;
#define QUIRK_FLAG_GENERIC_IMPLICIT_FB (1U << 17)
#define QUIRK_FLAG_SKIP_IMPLICIT_FB (1U << 18)
#define QUIRK_FLAG_IFACE_SKIP_CLOSE (1U << 19)
+#define QUIRK_FLAG_FORCE_IFACE_RESET (1U << 20)
+#define QUIRK_FLAG_FIXED_RATE (1U << 21)
#endif /* __USBAUDIO_H */
diff --git a/tools/testing/selftests/net/mptcp/simult_flows.sh b/tools/testing/selftests/net/mptcp/simult_flows.sh
index 752cef1688040..99deb3abb169f 100755
--- a/tools/testing/selftests/net/mptcp/simult_flows.sh
+++ b/tools/testing/selftests/net/mptcp/simult_flows.sh
@@ -289,10 +289,10 @@ done
setup
run_test 10 10 0 0 "balanced bwidth"
-run_test 10 10 1 50 "balanced bwidth with unbalanced delay"
+run_test 10 10 1 25 "balanced bwidth with unbalanced delay"
# we still need some additional infrastructure to pass the following test-cases
-run_test 30 10 0 0 "unbalanced bwidth"
-run_test 30 10 1 50 "unbalanced bwidth with unbalanced delay"
-run_test 30 10 50 1 "unbalanced bwidth with opposed, unbalanced delay"
+run_test 10 3 0 0 "unbalanced bwidth"
+run_test 10 3 1 25 "unbalanced bwidth with unbalanced delay"
+run_test 10 3 25 1 "unbalanced bwidth with opposed, unbalanced delay"
exit $ret
diff --git a/tools/testing/selftests/vm/charge_reserved_hugetlb.sh b/tools/testing/selftests/vm/charge_reserved_hugetlb.sh
index 0899019a7fcb4..e14bdd4455f2d 100644
--- a/tools/testing/selftests/vm/charge_reserved_hugetlb.sh
+++ b/tools/testing/selftests/vm/charge_reserved_hugetlb.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# SPDX-License-Identifier: GPL-2.0
# Kselftest framework requirement - SKIP code is 4.
diff --git a/tools/testing/selftests/vm/map_hugetlb.c b/tools/testing/selftests/vm/map_hugetlb.c
index 312889edb84ab..c65c55b7a789f 100644
--- a/tools/testing/selftests/vm/map_hugetlb.c
+++ b/tools/testing/selftests/vm/map_hugetlb.c
@@ -15,6 +15,7 @@
#include <unistd.h>
#include <sys/mman.h>
#include <fcntl.h>
+#include "vm_util.h"
#define LENGTH (256UL*1024*1024)
#define PROTECTION (PROT_READ | PROT_WRITE)
@@ -70,10 +71,16 @@ int main(int argc, char **argv)
{
void *addr;
int ret;
+ size_t hugepage_size;
size_t length = LENGTH;
int flags = FLAGS;
int shift = 0;
+ hugepage_size = default_huge_page_size();
+ /* munmap with fail if the length is not page aligned */
+ if (hugepage_size > length)
+ length = hugepage_size;
+
if (argc > 1)
length = atol(argv[1]) << 20;
if (argc > 2) {
diff --git a/tools/testing/selftests/vm/write_hugetlb_memory.sh b/tools/testing/selftests/vm/write_hugetlb_memory.sh
index 70a02301f4c27..3d2d2eb9d6fff 100644
--- a/tools/testing/selftests/vm/write_hugetlb_memory.sh
+++ b/tools/testing/selftests/vm/write_hugetlb_memory.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
# SPDX-License-Identifier: GPL-2.0
set -e
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