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SubjectRe: [PATCH 36/78] media: i2c: imx334: use pm_runtime_resume_and_get()
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Hi Mauro,

Thanks for the patch.

On Sat, 2021-04-24 at 08:44 +0200, Mauro Carvalho Chehab 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@kernel.org>
> ---
> drivers/media/i2c/imx334.c | 5 +++--
> 1 file changed, 3 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/media/i2c/imx334.c b/drivers/media/i2c/imx334.c
> index 047aa7658d21..a5a03bb4a6ae 100644
> --- a/drivers/media/i2c/imx334.c
> +++ b/drivers/media/i2c/imx334.c
> @@ -717,9 +717,9 @@ static int imx334_set_stream(struct v4l2_subdev
> *sd, int enable)
> }
>
> if (enable) {
> - ret = pm_runtime_get_sync(imx334->dev);
> + ret = pm_runtime_resume_and_get(imx334->dev);
> if (ret)
> - goto error_power_off;
> + goto error_unlock;
>
> ret = imx334_start_streaming(imx334);
> if (ret)
> @@ -737,6 +737,7 @@ static int imx334_set_stream(struct v4l2_subdev
> *sd, int enable)
>
> error_power_off:
> pm_runtime_put(imx334->dev);
> +error_unlock:
> mutex_unlock(&imx334->mutex);
>
> return ret;

Looks good to me.

Reviewed-by: Daniele Alessandrelli <daniele.alessandrelli@intel.com>

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