From 46d0d4670c366d9ff2f362d2bd4a8b84063c2dd5 Mon Sep 17 00:00:00 2001
From: Jiri Slaby <jslaby@suse.cz>
Date: May 17 2023 19:16:03 +0000
Subject: drm/amd/display: Lowering min Z8 residency time (bsc#1012628).


---

diff --git a/patches.kernel.org/6.3.3-222-drm-amd-display-Lowering-min-Z8-residency-time.patch b/patches.kernel.org/6.3.3-222-drm-amd-display-Lowering-min-Z8-residency-time.patch
new file mode 100644
index 0000000..84c32e6
--- /dev/null
+++ b/patches.kernel.org/6.3.3-222-drm-amd-display-Lowering-min-Z8-residency-time.patch
@@ -0,0 +1,42 @@
+From: Leo Chen <sancchen@amd.com>
+Date: Tue, 11 Apr 2023 10:49:38 -0400
+Subject: [PATCH] drm/amd/display: Lowering min Z8 residency time
+References: bsc#1012628
+Patch-mainline: 6.3.3
+Git-commit: d893f39320e1248d1c97fde0d6e51e5ea008a76b
+
+[ Upstream commit d893f39320e1248d1c97fde0d6e51e5ea008a76b ]
+
+[Why & How]
+Per HW team request, we're lowering the minimum Z8
+residency time to 2000us. This enables Z8 support for additional
+modes we were previously blocking like 2k>60hz
+
+Cc: stable@vger.kernel.org
+Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
+Reviewed-by: Nicholas Kazlauskas <Nicholas.Kazlauskas@amd.com>
+Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
+Signed-off-by: Leo Chen <sancchen@amd.com>
+Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
+Signed-off-by: Sasha Levin <sashal@kernel.org>
+Signed-off-by: Jiri Slaby <jslaby@suse.cz>
+---
+ drivers/gpu/drm/amd/display/dc/dcn314/dcn314_resource.c | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+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 33d8188d..30129fb9 100644
+--- a/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_resource.c
++++ b/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_resource.c
+@@ -887,7 +887,7 @@ static const struct dc_plane_cap plane_cap = {
+ static const struct dc_debug_options debug_defaults_drv = {
+ 	.disable_z10 = false,
+ 	.enable_z9_disable_interface = true,
+-	.minimum_z8_residency_time = 3080,
++	.minimum_z8_residency_time = 2000,
+ 	.psr_skip_crtc_disable = true,
+ 	.disable_dmcu = true,
+ 	.force_abm_enable = false,
+-- 
+2.35.3
+
diff --git a/series.conf b/series.conf
index c455018..070403b 100644
--- a/series.conf
+++ b/series.conf
@@ -955,6 +955,7 @@
 	patches.kernel.org/6.3.3-219-drm-i915-disable-sampler-indirect-state-in-bind.patch
 	patches.kernel.org/6.3.3-220-drm-amd-display-Add-minimum-Z8-residency-debug-.patch
 	patches.kernel.org/6.3.3-221-drm-amd-display-Update-minimum-stutter-residenc.patch
+	patches.kernel.org/6.3.3-222-drm-amd-display-Lowering-min-Z8-residency-time.patch
 
 	########################################################
 	# Build fixes that apply to the vanilla kernel too.