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drm/amd/display: Update efficiency bandwidth for dcn351

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BugLink: https://bugs.launchpad.net/bugs/2078304

[ Upstream commit 7ae37db29a8bc4d3d116a409308dd98fc3a0b1b3 ]

Fix 4k240 underflow on dcn351

Acked-by: Rodrigo Siqueira <rodrigo.siqueira@amd.com>
Signed-off-by: Fangzhi Zuo <Jerry.Zuo@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Signed-off-by: Portia Stephens <portia.stephens@canonical.com>
Signed-off-by: Stefan Bader <stefan.bader@canonical.com>
This commit is contained in:
Fangzhi Zuo
2024-06-26 14:07:49 -04:00
committed by Stefan Bader
parent 203b4c07cf
commit 9c868b2890
1 changed files with 1 additions and 0 deletions
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drivers/gpu/drm/amd/display/dc/dml2/dml2_translation_helper.c
+1
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@@ -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;
}