From: Anthony Koo <Anthony.Koo@amd.com>
Date: Wed, 3 Apr 2019 20:59:56 +0000 (-0400)
Subject: drm/amd/display: Allow system to enter stutter on init
X-Git-Url: http://git.cdn.openwrt.org/?a=commitdiff_plain;h=41629f02c604546e24a911413b99cd9d80e842db;p=openwrt%2Fstaging%2Fblogic.git

drm/amd/display: Allow system to enter stutter on init

[Why]
Workaround was missing in one HW disable path,
meaning when all pipes are power gated, stutter was
not working

[How]
Add workaround for init_hw path for stutter
workaround

Signed-off-by: Anthony Koo <Anthony.Koo@amd.com>
Reviewed-by: Aric Cyr <Aric.Cyr@amd.com>
Acked-by: Leo Li <sunpeng.li@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---

diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c
index dab370676bfa..f0cc7c9c9de3 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c
@@ -1126,6 +1126,8 @@ static void dcn10_init_hw(struct dc *dc)
 			dc->res_pool->opps[i]->mpc_tree_params.opp_id = dc->res_pool->opps[i]->inst;
 			plane_atomic_power_down(dc, dpp, hubp);
 		}
+
+		apply_DEGVIDCN10_253_wa(dc);
 	}
 
 	for (i = 0; i < dc->res_pool->audio_count; i++) {