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From d771c43bb3f5de3cb5c36fce6b782c71927974d4 Mon Sep 17 00:00:00 2001
From: Anthony Koo <Anthony.Koo@amd.com>
Date: Wed, 3 Apr 2019 16:59:56 -0400
Subject: [PATCH 1808/2940] 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>
---
drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c | 2 ++
1 file changed, 2 insertions(+)
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 dcb133433b17..65b8c134e8af 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++) {
--
2.17.1
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