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drm/amd/display: Fix in overriding DP drive settings

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[Why & How]
Check always_match_dpcd_with_hw_lane_settings bit before
overriding the DP drive settings

Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Reviewed-by: Wenjing Liu <Wenjing.Liu@amd.com>
Acked-by: Alan Liu <HaoPing.Liu@amd.com>
Signed-off-by: George Shen <george.shen@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
George Shen
2021-10-06 15:47:37 -04:00
committed by Alex Deucher
parent f18368b686
commit 95133f41b0
1 changed files with 3 additions and 2 deletions
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5
drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c
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@@ -1674,8 +1674,9 @@ static void override_training_settings(
: POST_CURSOR2_DISABLED;
}
dp_hw_to_dpcd_lane_settings(lt_settings,
lt_settings->hw_lane_settings, lt_settings->dpcd_lane_settings);
if (lt_settings->always_match_dpcd_with_hw_lane_settings)
dp_hw_to_dpcd_lane_settings(lt_settings,
lt_settings->hw_lane_settings, lt_settings->dpcd_lane_settings);
/* Initialize training timings */
if (overrides->cr_pattern_time != NULL)