[PATCH 50/66] drm/amd/display: Set DRAM clock if retraining is required
Qingqing Zhuo
Qingqing.Zhuo at amd.com
Fri Apr 14 15:53:14 UTC 2023
From: Aurabindo Pillai <aurabindo.pillai at amd.com>
Set DRAM clock change state if retraining is required.
Reviewed-by: Rodrigo Siqueira <Rodrigo.Siqueira at amd.com>
Signed-off-by: Aurabindo Pillai <aurabindo.pillai at amd.com>
---
.../gpu/drm/amd/display/dc/dml/dcn32/display_mode_vba_util_32.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/display/dc/dml/dcn32/display_mode_vba_util_32.c b/drivers/gpu/drm/amd/display/dc/dml/dcn32/display_mode_vba_util_32.c
index cad2bc3aea67..d39e77d95fc3 100644
--- a/drivers/gpu/drm/amd/display/dc/dml/dcn32/display_mode_vba_util_32.c
+++ b/drivers/gpu/drm/amd/display/dc/dml/dcn32/display_mode_vba_util_32.c
@@ -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) {
--
2.34.1
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