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drm/amd/display: Set DRAM clock if retraining is required

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Set DRAM clock change state if retraining is required.

Reviewed-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: Aurabindo Pillai <aurabindo.pillai@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Aurabindo Pillai
2023-04-06 16:16:33 -04:00
committed by Alex Deucher
parent 92d1fe5954
commit a1f1fecd04
1 changed files with 1 additions and 1 deletions
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2
drivers/gpu/drm/amd/display/dc/dml/dcn32/display_mode_vba_util_32.c
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@@ -4338,7 +4338,7 @@ void dml32_CalculateWatermarksMALLUseAndDRAMSpeedChangeSupport(
+ v->WritebackChunkSize * 1024.0 / 32.0 / SOCCLK;
}
if (v->USRRetrainingRequiredFinal)
v->Watermark.WritebackUrgentWatermark = v->Watermark.WritebackUrgentWatermark
v->Watermark.WritebackDRAMClockChangeWatermark = v->Watermark.WritebackDRAMClockChangeWatermark
+ mmSOCParameters.USRRetrainingLatency;
if (TotalActiveWriteback <= 1) {