Revery commit causing blank screens for some amd users

Signed-off-by: Justin M. Forbes <jforbes@fedoraproject.org>

0001-Revert-drm-amd-display-Update-NV1x-SR-latency-values.patch

@@ -0,0 +1,38 @@
+From 910f1601addae3e430fc7d3cd589d7622c5df693 Mon Sep 17 00:00:00 2001
+From: Alex Deucher <alexander.deucher@amd.com>
+Date: Wed, 3 Feb 2021 14:03:50 -0500
+Subject: [PATCH] Revert "drm/amd/display: Update NV1x SR latency values"
+
+This reverts commit 4a3dea8932d3b1199680d2056dd91d31d94d70b7.
+
+This causes blank screens for some users.
+
+Bug: https://gitlab.freedesktop.org/drm/amd/-/issues/1388
+Cc: Alvin Lee <alvin.lee2@amd.com>
+Cc: Jun Lei <Jun.Lei@amd.com>
+Cc: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
+Reviewed-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
+Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
+Cc: stable@vger.kernel.org
+---
+ drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c | 4 ++--
+ 1 file changed, 2 insertions(+), 2 deletions(-)
+
+diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c
+index a0a4ab47a1c0..a2cbafab663c 100644
+--- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c
++++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c
+@@ -297,8 +297,8 @@ static struct _vcs_dpi_soc_bounding_box_st dcn2_0_soc = {
+ 			},
+ 		},
+ 	.num_states = 5,
+-	.sr_exit_time_us = 11.6,
+-	.sr_enter_plus_exit_time_us = 13.9,
++	.sr_exit_time_us = 8.6,
++	.sr_enter_plus_exit_time_us = 10.9,
+ 	.urgent_latency_us = 4.0,
+ 	.urgent_latency_pixel_data_only_us = 4.0,
+ 	.urgent_latency_pixel_mixed_with_vm_data_us = 4.0,
+-- 
+2.29.2
+

kernel.spec

@@ -858,6 +858,8 @@ Patch107: 0001-drm-nouveau-kms-handle-mDP-connectors.patch
 # rhbz 1918778
 Patch108: media-pwc-fix-the-urb-buffer-allocation.patch
 
+Patch109: 0001-Revert-drm-amd-display-Update-NV1x-SR-latency-values.patch
+
 # END OF PATCH DEFINITIONS
 
 %endif