diff options
| author | Leo (Hanghong) Ma <hanghong.ma@amd.com> | 2021-08-15 14:17:25 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2021-09-14 15:57:09 -0400 |
| commit | 3550d6225b1ff8ce0429ad889848dc789edf56e8 (patch) | |
| tree | b709d630fbb8edc2d44c2a1b346bdad1376c3183 /drivers/gpu/drm/amd/display/include/dpcd_defs.h | |
| parent | b25715a0155dc2b4efb1700aea829eac10832514 (diff) | |
drm/amd/display: Add DPCD writes at key points
This reverts commit "Revert "Add DPCD writes at key points" ".
The following patch will fix the system hang issue.
v2: squash in indentation warning fix
Signed-off-by: Leo (Hanghong) Ma <hanghong.ma@amd.com>
Acked-by: Mikita Lipski <mikita.lipski@amd.com>
Reviewed-by: Aric Cyr <aric.cyr@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/include/dpcd_defs.h')
| -rw-r--r-- | drivers/gpu/drm/amd/display/include/dpcd_defs.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/include/dpcd_defs.h b/drivers/gpu/drm/amd/display/include/dpcd_defs.h index 6fb7c0145cb6..ffd0df1701e6 100644 --- a/drivers/gpu/drm/amd/display/include/dpcd_defs.h +++ b/drivers/gpu/drm/amd/display/include/dpcd_defs.h @@ -165,6 +165,7 @@ enum dpcd_psr_sink_states { PSR_SINK_STATE_SINK_INTERNAL_ERROR = 7, }; +#define DP_SOURCE_SEQUENCE 0x30c #define DP_SOURCE_TABLE_REVISION 0x310 #define DP_SOURCE_PAYLOAD_SIZE 0x311 #define DP_SOURCE_SINK_CAP 0x317 |