linux/drivers/gpu/drm/amd
Wayne Lin ec314c4612 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>
2020-08-26 16:40:19 -04:00
..
acp
amdgpu drm/amdgpu: Fix buffer overflow in INFO ioctl 2020-08-26 16:40:19 -04:00
amdkfd drm/amdkfd: fix set kfd node ras properties value 2020-08-26 16:40:19 -04:00
display drm/amd/display: Retry AUX write when fail occurs 2020-08-26 16:40:19 -04:00
include drm/amdgpu: fix up DCHUBBUB_SDPIF_MMIO_CNTRL_0 handling 2020-08-26 16:40:18 -04:00
pm drm/amd/powerplay: Fix hardmins not being sent to SMU for RV 2020-08-26 16:40:19 -04:00