From 9bf6c86aaf5afb9762b13a54e27c02439a561c5b Mon Sep 17 00:00:00 2001
From: Saaem Rizvi <syerizvi@amd.com>
Date: Mon, 28 Mar 2022 14:25:16 -0400
Subject: drm/amd/display: Disabling Z10 on DCN31
Git-commit: 5d5af34072c8b11f60960c3bea57ff9de5877791
Patch-mainline: v5.19-rc1
References: jsc#PED-1166 jsc#PED-1168 jsc#PED-1170 jsc#PED-1218 jsc#PED-1220 jsc#PED-1222 jsc#PED-1223 jsc#PED-1225
[WHY]
Z10 is should not be enabled by default on DCN31.
[HOW]
Using DC debug flags to disable Z10 by default on DCN31.
Reviewed-by: Eric Yang <Eric.Yang2@amd.com>
Acked-by: Pavle Kotarac <Pavle.Kotarac@amd.com>
Signed-off-by: Saaem Rizvi <syerizvi@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Patrik Jakobsson <pjakobsson@suse.de>
---
drivers/gpu/drm/amd/display/dc/dcn31/dcn31_resource.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_resource.c b/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_resource.c
index f27262417abe..6cc580be7c79 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_resource.c
@@ -885,6 +885,7 @@ static const struct dc_debug_options debug_defaults_drv = {
.afmt = true,
}
},
+ .disable_z10 = true,
.optimize_edp_link_rate = true,
.enable_sw_cntl_psr = true,
.apply_vendor_specific_lttpr_wa = true,
--
2.38.1