On Wed, 28 Apr 2021 16:51:45 +0200
Mauro Carvalho Chehab <mchehab+huawei@xxxxxxxxxx> wrote:
> Commit dd8088d5a896 ("PM: runtime: Add pm_runtime_resume_and_get to deal with usage counter")
> added pm_runtime_resume_and_get() in order to automatically handle
> dev->power.usage_count decrement on errors.
>
> Use the new API, in order to cleanup the error check logic.
>
> Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@xxxxxxxxxx>
Acked-by: Jonathan Cameron <Jonathan.Cameron@xxxxxxxxxx>
> ---
> drivers/staging/media/sunxi/cedrus/cedrus_video.c | 6 ++----
> 1 file changed, 2 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/staging/media/sunxi/cedrus/cedrus_video.c b/drivers/staging/media/sunxi/cedrus/cedrus_video.c
> index b62eb8e84057..9ddd789d0b1f 100644
> --- a/drivers/staging/media/sunxi/cedrus/cedrus_video.c
> +++ b/drivers/staging/media/sunxi/cedrus/cedrus_video.c
> @@ -490,11 +490,9 @@ static int cedrus_start_streaming(struct vb2_queue *vq, unsigned int count)
> }
>
> if (V4L2_TYPE_IS_OUTPUT(vq->type)) {
> - ret = pm_runtime_get_sync(dev->dev);
> - if (ret < 0) {
> - pm_runtime_put_noidle(dev->dev);
> + ret = pm_runtime_resume_and_get(dev->dev);
> + if (ret < 0)
> goto err_cleanup;
> - }
>
> if (dev->dec_ops[ctx->current_codec]->start) {
> ret = dev->dec_ops[ctx->current_codec]->start(ctx);
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