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

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Hi Sakari,

Am Mittwoch, dem 08.01.2025 um 11:51 +0000 schrieb Sakari Ailus:
> 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@xxxxxxxxxxx>
> > 
> > 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@xxxxxxxxxxxx>
> > Signed-off-by: André Apitzsch <git@xxxxxxxxxxx>
> 
> 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?
> 

I think both, the missing imx214_power_off() and the wrong link
frequency where introduced with
> 436190596241 ("media: imx214: Add imx214 camera sensor driver")

The first one could also be considered as a fix for the incomplete
> 9bc92332cc3f ("media: imx214: Fix the error handling in imx214_probe()")

Shall I submit a new version with the Fixes: tag?

Regards,
André

> > ---
> >  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..e8d35f8b0f8b57d64f03ff6f5
> > ed9eac51a671e8e 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);
> >  }
> >  
> > 
> 






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