[PATCH 04/12] drm/amd/display: Update engine ddc

Agustin Gutierrez agustin.gutierrez at amd.com
Thu Mar 10 22:20:37 UTC 2022


From: Jing Zhou <Jing.Zhou at amd.com>

[Why]
Crash caused by a ddc update failure

[How]
Update engine ddc before release engine.

Reviewed-by: Wyatt Wood <Wyatt.Wood at amd.com>
Reviewed-by: Aric Cyr <Aric.Cyr at amd.com>
Acked-by: Agustin Gutierrez <agustin.gutierrez at amd.com>
Signed-off-by: Jing Zhou <Jing.Zhou at amd.com>
---
 drivers/gpu/drm/amd/display/dc/dce/dce_aux.c | 1 +
 1 file changed, 1 insertion(+)

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 b8d6f4202413..8e814000db62 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;
 	}
-- 
2.35.1



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