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| author | Nicholas Kazlauskas <nicholas.kazlauskas@amd.com> | 2021-12-10 15:04:05 -0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2021-12-14 16:08:21 -0500 |
| commit | 47e62dbd8dd30af66e8fdf1930a326971609dd32 (patch) | |
| tree | ba41449f5fdd0e8d13a63282a73240dd667ab94b /drivers/gpu/drm/amd/display/dc | |
| parent | 4308acff0f3f4fd523e69face1db33f8de10a5b1 (diff) | |
| download | linux-stable-47e62dbd8dd30af66e8fdf1930a326971609dd32.tar.gz linux-stable-47e62dbd8dd30af66e8fdf1930a326971609dd32.tar.bz2 linux-stable-47e62dbd8dd30af66e8fdf1930a326971609dd32.zip | |
drm/amd/display: Reset DMCUB before HW init
[Why]
If the firmware wasn't reset by PSP or HW and is currently running
then the firmware will hang or perform underfined behavior when we
modify its firmware state underneath it.
[How]
Reset DMCUB before setting up cache windows and performing HW init.
Reviewed-by: Aurabindo Jayamohanan Pillai <Aurabindo.Pillai@amd.com>
Acked-by: Pavle Kotarac <Pavle.Kotarac@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc')
0 files changed, 0 insertions, 0 deletions