android_kernel_oneplus_msm8998/drivers/base
Srinivas Kandagatla dd53d35661 regmap: fix bulk writes on paged registers
[ Upstream commit db057679de3e9e6a03c1bcd5aee09b0d25fd9f5b ]

On buses like SlimBus and SoundWire which does not support
gather_writes yet in regmap, A bulk write on paged register
would be silently ignored after programming page.
This is because local variable 'ret' value in regmap_raw_write_impl()
gets reset to 0 once page register is written successfully and the
code below checks for 'ret' value to be -ENOTSUPP before linearising
the write buffer to send to bus->write().

Fix this by resetting the 'ret' value to -ENOTSUPP in cases where
gather_writes() is not supported or single register write is
not possible.

Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2019-08-04 09:34:46 +02:00
..
power PM / core: Propagate dev->power.wakeup_path when no callbacks 2019-06-11 12:24:00 +02:00
regmap regmap: fix bulk writes on paged registers 2019-08-04 09:34:46 +02:00
attribute_container.c
base.h
bus.c sysfs: Disable lockdep for driver bind/unbind files 2019-01-26 09:42:54 +01:00
cacheinfo.c drivers: base: cacheinfo: fix boot error message when acpi is enabled 2018-01-31 12:06:08 +01:00
class.c
component.c
container.c
core.c drivers: core: Remove glue dirs from sysfs earlier 2019-02-06 19:43:08 +01:00
cpu.c x86/speculation/mds: Add sysfs reporting for MDS 2019-05-16 19:45:14 +02:00
dd.c driver core: Partially revert "driver core: correct device's shutdown order" 2018-07-28 07:45:03 +02:00
devcoredump.c
devres.c
devtmpfs.c
dma-coherent.c
dma-contiguous.c
dma-mapping.c drivers: base: dma-mapping: page align the size when unmap_kernel_range 2016-10-22 12:26:55 +02:00
driver.c
firmware.c
firmware_class.c firmware: fix usermode helper fallback loading 2017-01-09 08:07:49 +01:00
hypervisor.c
init.c
isa.c isa: Prevent NULL dereference in isa_bus driver callbacks 2017-12-16 10:33:48 +01:00
Kconfig sysfs/cpu: Add vulnerability folder 2018-01-17 09:35:33 +01:00
Makefile
map.c
memory.c base/memory, hotplug: fix a kernel oops in show_valid_zones() 2017-02-09 08:02:47 +01:00
module.c base: make module_create_drivers_dir race-free 2016-07-27 09:47:32 -07:00
node.c
pinctrl.c
platform-msi.c
platform.c driver core: platform: Don't read past the end of "driver_override" buffer 2017-10-12 11:27:32 +02:00
property.c
soc.c
syscore.c
topology.c
transport_class.c