[PATCH AUTOSEL 6.9 15/22] drm/amd/display: Update efficiency bandwidth for dcn351
Sasha Levin
sashal at kernel.org
Tue Jul 16 14:24:22 UTC 2024
From: Fangzhi Zuo <Jerry.Zuo at amd.com>
[ Upstream commit 7ae37db29a8bc4d3d116a409308dd98fc3a0b1b3 ]
Fix 4k240 underflow on dcn351
Acked-by: Rodrigo Siqueira <rodrigo.siqueira at amd.com>
Signed-off-by: Fangzhi Zuo <Jerry.Zuo at amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler at amd.com>
Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
Signed-off-by: Sasha Levin <sashal at kernel.org>
---
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 a20f28a5d2e7b..3af759dca6ebf 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;
}
--
2.43.0
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