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23 October 2021, 00:29:24 UTC
Revision ef67d792a2fc578319399f605fbec2f99ecc06ea authored by Wayne Lin on 18 August 2020, 03:19:42 UTC, committed by Alex Deucher on 26 August 2020, 19:45:51 UTC 
drm/amd/display: Retry AUX write when fail occurs
 
[Why]
In dm_dp_aux_transfer() now, we forget to handle AUX_WR fail cases. We
suppose every write wil get done successfully and hence some AUX
commands might not sent out indeed.

[How]
Check if AUX_WR success. If not, retry it.

Signed-off-by: Wayne Lin <Wayne.Lin@amd.com>
Reviewed-by: Hersen Wu <hersenxs.wu@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
1 parent b5b97ca
Raw File
Tip revision: ef67d792a2fc578319399f605fbec2f99ecc06ea authored by Wayne Lin on 18 August 2020, 03:19:42 UTC
drm/amd/display: Retry AUX write when fail occurs
Tip revision: ef67d79
Kconfig 
# SPDX-License-Identifier: GPL-2.0
#
# For a description of the syntax of this configuration file,
# see Documentation/kbuild/kconfig-language.rst.
#
mainmenu "Linux/$(ARCH) $(KERNELVERSION) Kernel Configuration"

source "scripts/Kconfig.include"

source "init/Kconfig"

source "kernel/Kconfig.freezer"

source "fs/Kconfig.binfmt"

source "mm/Kconfig"

source "net/Kconfig"

source "drivers/Kconfig"

source "fs/Kconfig"

source "security/Kconfig"

source "crypto/Kconfig"

source "lib/Kconfig"

source "lib/Kconfig.debug"

source "Documentation/Kconfig"
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