From 823273bf78434a6e89545317cfd767183e6f02ea Mon Sep 17 00:00:00 2001 From: Fangzhi Zuo Date: Wed, 26 Jun 2024 14:07:49 -0400 Subject: [PATCH] drm/amd/display: Update efficiency bandwidth for dcn351 [ Upstream commit 7ae37db29a8bc4d3d116a409308dd98fc3a0b1b3 ] Fix 4k240 underflow on dcn351 Acked-by: Rodrigo Siqueira Signed-off-by: Fangzhi Zuo Tested-by: Daniel Wheeler Signed-off-by: Alex Deucher Signed-off-by: Sasha Levin --- 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 a20f28a5d2e7..3af759dca6eb 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 @@ -233,6 +233,7 @@ 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; } -- 2.39.5