diff options
| author | Michael Strauss <michael.strauss@amd.com> | 2023-03-24 10:48:37 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2023-04-11 18:03:43 -0400 |
| commit | 7727e7b60f82e8265a1061b81379f5a7bce0dba6 (patch) | |
| tree | dd0b9b1a40c55910dc0839c738e525c4c3e7faec /drivers/gpu/drm/amd/display/dc/dc.h | |
| parent | 554836cc24411e4d3645db5392655f8d28d1d47a (diff) | |
drm/amd/display: Improve robustness of FIXED_VS link training at DP1 rates
[WHY]
New sequence for transparent mode DP1.x link training was provided by LTTPR
vendor
[HOW]
Implement new FIXED_VS sequence, increase LT retry count to minimize
any potential intermittent lightup failures
Reviewed-by: Jun Lei <Jun.Lei@amd.com>
Acked-by: Qingqing Zhuo <qingqing.zhuo@amd.com>
Signed-off-by: Michael Strauss <michael.strauss@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/dc/dc.h')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dc.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dc.h b/drivers/gpu/drm/amd/display/dc/dc.h index f51b9c265b51..190e6a2e1334 100644 --- a/drivers/gpu/drm/amd/display/dc/dc.h +++ b/drivers/gpu/drm/amd/display/dc/dc.h @@ -405,6 +405,7 @@ struct dc_config { bool force_bios_enable_lttpr; uint8_t force_bios_fixed_vs; int sdpif_request_limit_words_per_umc; + bool use_old_fixed_vs_sequence; bool disable_subvp_drr; }; |