From: Michael Strauss <michael.strauss@amd.com>
Date: Tue, 10 Oct 2023 14:47:55 +0000 (-0400)
Subject: drm/amd/display: Disable SYMCLK32_SE RCO on DCN314
X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=1b9ec7cb424441de67d09c3abad46467f82ff161;p=linux.git

drm/amd/display: Disable SYMCLK32_SE RCO on DCN314

[WHY]
Currently causes some DP link layer failures, backing out until
the failures are root caused.

Reviewed-by: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com>
Acked-by: Roman Li <roman.li@amd.com>
Signed-off-by: Michael Strauss <michael.strauss@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---

diff --git a/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_resource.c b/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_resource.c
index ab301ea7c10b..677361d74a4e 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_resource.c
@@ -916,7 +916,7 @@ static const struct dc_debug_options debug_defaults_drv = {
 					.hdmistream = true,
 					.hdmichar = true,
 					.dpstream = true,
-					.symclk32_se = true,
+					.symclk32_se = false,
 					.symclk32_le = true,
 					.symclk_fe = true,
 					.physymclk = true,