drm/mediatek: Return error if MDP RDMA failed to enable the clock

[ Upstream commit 21b287146adf39304193e4c49198021e06a28ded ]

Return the result of clk_prepare_enable() instead of
always returns 0.

Fixes: f8946e2b6b ("drm/mediatek: Add display MDP RDMA support for MT8195")

Reviewed-by: CK Hu <ck.hu@mediatek.com>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Signed-off-by: Hsiao Chien Sung <shawn.sung@mediatek.com>
Link: https://patchwork.kernel.org/project/dri-devel/patch/20231214055847.4936-21-shawn.sung@mediatek.com/
Signed-off-by: Chun-Kuang Hu <chunkuang.hu@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Hsiao Chien Sung 2023-12-14 13:58:44 +08:00 committed by Greg Kroah-Hartman
parent 173b247231
commit 3aa7196bcd
1 changed files with 1 additions and 2 deletions

View File

@ -246,8 +246,7 @@ int mtk_mdp_rdma_clk_enable(struct device *dev)
{ {
struct mtk_mdp_rdma *rdma = dev_get_drvdata(dev); struct mtk_mdp_rdma *rdma = dev_get_drvdata(dev);
clk_prepare_enable(rdma->clk); return clk_prepare_enable(rdma->clk);
return 0;
} }
void mtk_mdp_rdma_clk_disable(struct device *dev) void mtk_mdp_rdma_clk_disable(struct device *dev)