From: Daniel Miess <daniel.miess@amd.com>
Date: Mon, 3 Jun 2024 13:55:03 +0000 (-0400)
Subject: drm/amd/display: Disable PHYSYMCLK RCO
X-Git-Tag: v6.11-rc1~141^2~18^2~58
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=5afbbcfe3b6cd00fa52e0375e1e276748929bc50;p=thirdparty%2Fkernel%2Flinux.git

drm/amd/display: Disable PHYSYMCLK RCO

[Why]
PHYSYMCLK RCO has been found to lead to crashes in some
corner cases

[How]
Disable PHYSYMCLK RCO debug bit

Reviewed-by: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com>
Acked-by: Zaeem Mohamed <zaeem.mohamed@amd.com>
Signed-off-by: Daniel Miess <daniel.miess@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/resource/dcn35/dcn35_resource.c b/drivers/gpu/drm/amd/display/dc/resource/dcn35/dcn35_resource.c
index 5edccd565b05f..0094ef223c5d2 100644
--- a/drivers/gpu/drm/amd/display/dc/resource/dcn35/dcn35_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/resource/dcn35/dcn35_resource.c
@@ -758,7 +758,7 @@ static const struct dc_debug_options debug_defaults_drv = {
 			.symclk32_se = true,
 			.symclk32_le = true,
 			.symclk_fe = true,
-			.physymclk = true,
+			.physymclk = false,
 			.dpiasymclk = true,
 		}
 	},
diff --git a/drivers/gpu/drm/amd/display/dc/resource/dcn351/dcn351_resource.c b/drivers/gpu/drm/amd/display/dc/resource/dcn351/dcn351_resource.c
index 203fd4aaf9f9d..30b40ba0c324c 100644
--- a/drivers/gpu/drm/amd/display/dc/resource/dcn351/dcn351_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/resource/dcn351/dcn351_resource.c
@@ -738,7 +738,7 @@ static const struct dc_debug_options debug_defaults_drv = {
 			.symclk32_se = true,
 			.symclk32_le = true,
 			.symclk_fe = true,
-			.physymclk = true,
+			.physymclk = false,
 			.dpiasymclk = true,
 		}
 	},