[PATCH 30/67] drm/amd/display: Update efficiency bandwidth for dcn351

Zaeem Mohamed zaeem.mohamed at amd.com
Thu Jun 6 21:55:55 UTC 2024


From: Fangzhi Zuo <jerry.zuo at amd.com>

Fixing 4k240 underflow on dcn351

Reviewed-by: Harry Wentland <harry.wentland at amd.com>
Acked-by: Zaeem Mohamed <zaeem.mohamed at amd.com>
Signed-off-by: Fangzhi Zuo <jerry.zuo at amd.com>
---
 drivers/gpu/drm/amd/display/dc/dml2/dml2_translation_helper.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/gpu/drm/amd/display/dc/dml2/dml2_translation_helper.c b/drivers/gpu/drm/amd/display/dc/dml2/dml2_translation_helper.c
index 935893456849..8b9dcee77266 100644
--- a/drivers/gpu/drm/amd/display/dc/dml2/dml2_translation_helper.c
+++ b/drivers/gpu/drm/amd/display/dc/dml2/dml2_translation_helper.c
@@ -296,6 +296,7 @@ void dml2_init_socbb_params(struct dml2_context *dml2, const struct dc *in_dc, s
 		out->round_trip_ping_latency_dcfclk_cycles = 106;
 		out->smn_latency_us = 2;
 		out->dispclk_dppclk_vco_speed_mhz = 3600;
+		out->pct_ideal_dram_bw_after_urgent_pixel_only = 65.0;
 		break;
 
 	case dml_project_dcn401:
-- 
2.34.1



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