Am Sonntag, 14. Juni 2020, 01:13:49 CEST schrieb wu000273@xxxxxxx:
> From: Qiushi Wu <wu000273@xxxxxxx>
>
> pm_runtime_get_sync() increments the runtime PM usage counter even
> when it returns an error code. Thus call pm_runtime_put_noidle()
> if pm_runtime_get_sync() fails.
>
> Fixes: f7e7b48e6d79 ("[media] rockchip/rga: v4l2 m2m support")
> Signed-off-by: Qiushi Wu <wu000273@xxxxxxx>
Reviewed-by: Heiko Stuebner <heiko@xxxxxxxxx>
> ---
> drivers/media/platform/rockchip/rga/rga-buf.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/media/platform/rockchip/rga/rga-buf.c b/drivers/media/platform/rockchip/rga/rga-buf.c
> index 36b821ccc1db..bf9a75b75083 100644
> --- a/drivers/media/platform/rockchip/rga/rga-buf.c
> +++ b/drivers/media/platform/rockchip/rga/rga-buf.c
> @@ -81,6 +81,7 @@ static int rga_buf_start_streaming(struct vb2_queue *q, unsigned int count)
>
> ret = pm_runtime_get_sync(rga->dev);
> if (ret < 0) {
> + pm_runtime_put_noidle(rga->dev);
> rga_buf_return_buffers(q, VB2_BUF_STATE_QUEUED);
> return ret;
> }
>
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