From: Jing Zhou <Jing.Zhou@amd.com>
Date: Thu, 10 Mar 2022 22:20:37 +0000 (-0500)
Subject: drm/amd/display: Update engine ddc
X-Git-Tag: v6.1-rc5~1719^2~4^2~22
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=d853419f5fcce39553ce0f6837fa122f113b15b6;p=platform%2Fkernel%2Flinux-starfive.git

drm/amd/display: Update engine ddc

[Why]
Crash caused by a ddc update failure

[How]
Update engine ddc before release engine.

Reviewed-by: Wyatt Wood <Wyatt.Wood@amd.com>
Reviewed-by: Aric Cyr <Aric.Cyr@amd.com>
Acked-by: Agustin Gutierrez <agustin.gutierrez@amd.com>
Signed-off-by: Jing Zhou <Jing.Zhou@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---

diff --git a/drivers/gpu/drm/amd/display/dc/dce/dce_aux.c b/drivers/gpu/drm/amd/display/dc/dce/dce_aux.c
index b8d6f42..8e81400 100644
--- a/drivers/gpu/drm/amd/display/dc/dce/dce_aux.c
+++ b/drivers/gpu/drm/amd/display/dc/dce/dce_aux.c
@@ -413,6 +413,7 @@ static bool acquire(
 		return false;
 
 	if (!acquire_engine(engine)) {
+		engine->ddc = ddc;
 		release_engine(engine);
 		return false;
 	}