[PATCH 2/2] media: mediatek: vcodec: add remove function for decoder platform driver

Yunfei Dong yunfei.dong at mediatek.com
Tue Mar 28 02:14:50 PDT 2023


Need to disable decoder power when remove decoder hardware driver, adding
remove callback function in the definition of platform driver.

Fixes: c05bada35f01 ("media: mtk-vcodec: Add to support multi hardware decode")
Signed-off-by: Yunfei Dong <yunfei.dong at mediatek.com>
---
- test pass when remove and insmod decoder hardware driver.
---
 .../media/platform/mediatek/vcodec/mtk_vcodec_dec_hw.c    | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/drivers/media/platform/mediatek/vcodec/mtk_vcodec_dec_hw.c b/drivers/media/platform/mediatek/vcodec/mtk_vcodec_dec_hw.c
index 376db0e433d7..b753bf54ebd9 100644
--- a/drivers/media/platform/mediatek/vcodec/mtk_vcodec_dec_hw.c
+++ b/drivers/media/platform/mediatek/vcodec/mtk_vcodec_dec_hw.c
@@ -193,8 +193,16 @@ static int mtk_vdec_hw_probe(struct platform_device *pdev)
 	return ret;
 }
 
+static int mtk_vdec_hw_remove(struct platform_device *pdev)
+{
+	pm_runtime_disable(&pdev->dev);
+
+	return 0;
+}
+
 static struct platform_driver mtk_vdec_driver = {
 	.probe	= mtk_vdec_hw_probe,
+	.remove = mtk_vdec_hw_remove,
 	.driver	= {
 		.name	= "mtk-vdec-comp",
 		.of_match_table = mtk_vdec_hw_match,
-- 
2.18.0




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