Re: [PATCH v6 12/13] media: i2c: imx214: Fix clock handling on probe error or remove

[Sakari Ailus <sakari.ailus@linux.intel.com>]

Hi André,

Thanks for the update.

On Fri, Dec 20, 2024 at 02:26:11PM +0100, André Apitzsch via B4 Relay wrote:
> From: André Apitzsch <git@apitzsch.eu>
> 
> The driver should disable or unprepare the clock on probe error and on
> removing the module.
> 
> Remove regulator_bulk_disable(), because it is called by
> imx214_power_off().
> 
> Acked-by: Ricardo Ribalda <ribalda@chromium.org>
> Signed-off-by: André Apitzsch <git@apitzsch.eu>

This and the next one appear to be bugfixes. I think it'd be reasonable to
backport them. Any idea where this got broken, for the Fixes: tag? The bug
fixed by the last patch was probably introduced with the driver?

> ---
>  drivers/media/i2c/imx214.c | 4 +++-
>  1 file changed, 3 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/media/i2c/imx214.c b/drivers/media/i2c/imx214.c
> index 96d05acfeb66480770bb6291027dd023fdccb649..e8d35f8b0f8b57d64f03ff6f5ed9eac51a671e8e 100644
> --- a/drivers/media/i2c/imx214.c
> +++ b/drivers/media/i2c/imx214.c
> @@ -1340,7 +1340,7 @@ static int imx214_probe(struct i2c_client *client)
>  	v4l2_ctrl_handler_free(&imx214->ctrls);
>  error_power_off:
>  	pm_runtime_disable(imx214->dev);
> -	regulator_bulk_disable(IMX214_NUM_SUPPLIES, imx214->supplies);
> +	imx214_power_off(dev);
>  
>  	return ret;
>  }
> @@ -1356,6 +1356,8 @@ static void imx214_remove(struct i2c_client *client)
>  	v4l2_ctrl_handler_free(&imx214->ctrls);
>  
>  	pm_runtime_disable(&client->dev);
> +	if (!pm_runtime_status_suspended(&client->dev))
> +		imx214_power_off(&client->dev);
>  	pm_runtime_set_suspended(&client->dev);
>  }
>  
> 

-- 
Regards,

Sakari Ailus