Re: [PATCH v2 1/1] media: i2c: Select V4L2_FWNODE and VIDEO_V4L2_SUBDEV_API for sensors

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Hi Laurent,

On Thu, Jun 29, 2023 at 07:23:30PM +0300, Laurent Pinchart wrote:
> On Thu, Jun 29, 2023 at 07:18:29PM +0300, Laurent Pinchart wrote:
> > Hi Sakari,
> > 
> > Thank you for the patch.
> > 
> > On Thu, Jun 29, 2023 at 03:26:48PM +0300, Sakari Ailus wrote:
> > > Select V4L2_FWNODE and VIDEO_V4L2_SUBDEV_API for all sensor drivers. This
> > > also adds the options to drivers that don't specifically need them, these
> > > are still seldom used drivers using old APIs. The upside is that these
> > > should now all compile --- many drivers have had missing dependencies.
> > > 
> > > The "menu" is replaced by selectable "menuconfig" to select the needed
> > > V4L2_FWNODE and VIDEO_V4L2_SUBDEV_API options.
> > > 
> > > Also select MEDIA_CONTROLLER which VIDEO_V4L2_SUBDEV_API effectively
> > > depends on.
> > > 
> > > Reported-by: Hans de Goede <hdegoede@xxxxxxxxxx>
> > > Signed-off-by: Sakari Ailus <sakari.ailus@xxxxxxxxxxxxxxx>
> > > ---
> > > since v1:
> > > 
> > > - Select MEDIA_CONTROLLER, don't depend on it.
> > > 
> > >  drivers/media/i2c/Kconfig | 13 ++++++++++---
> > >  1 file changed, 10 insertions(+), 3 deletions(-)
> > > 
> > > diff --git a/drivers/media/i2c/Kconfig b/drivers/media/i2c/Kconfig
> > > index 815c83135021c..c7ffaa79abeb9 100644
> > > --- a/drivers/media/i2c/Kconfig
> > > +++ b/drivers/media/i2c/Kconfig
> > > @@ -25,8 +25,15 @@ config VIDEO_IR_I2C
> > >  # V4L2 I2C drivers that are related with Camera support
> > >  #
> > >  
> > > -menu "Camera sensor devices"
> > > -	visible if MEDIA_CAMERA_SUPPORT
> > > +menuconfig VIDEO_CAMERA_SENSOR
> > > +	bool "Camera sensor devices"
> > > +	depends on MEDIA_CAMERA_SUPPORT
> > > +	select MEDIA_CONTROLLER
> > > +	select V4L2_FWNODE
> > > +	select VIDEO_V4L2_SUBDEV_API
> > > +	default y
> > > +
> > > +if VIDEO_CAMERA_SENSOR
> > 
> > Shouldn't you then remove the MEDIA_CONTROLLER, V4L2_FWNODE and
> > VIDEO_V4L2_SUBDEV_API selection from individual drivers' Kconfig entries
> > ?
> 
> I've read your reply to Hans in v1. I'm fine doing it in a separate
> patch, but could it be bundled in the same series ?

Sure. I'll add cc to stable --- I have opes it applies to at least most
recent stable trees. As this hasn't been reported until now, I wouldn't
really worry the earlier ones.

-- 
Sakari Ailus



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