linux-kernel - Re: subdevice config into pointer (was Re: [PATCH 1/4] v4l2: device_register_subdev

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Message-ID: <20170302145808.GA3315@amd>
Date:   Thu, 2 Mar 2017 15:58:08 +0100
From:   Pavel Machek <pavel@....cz>
To:     Sakari Ailus <sakari.ailus@....fi>
Cc:     sre@...nel.org, pali.rohar@...il.com, linux-media@...r.kernel.org,
        linux-kernel@...r.kernel.org, laurent.pinchart@...asonboard.com,
        mchehab@...nel.org, ivo.g.dimitrov.75@...il.com
Subject: Re: subdevice config into pointer (was Re: [PATCH 1/4] v4l2:
 device_register_subdev_nodes: allow calling multiple times)

Hi!

> > > Making the sub-device bus configuration a pointer should be in a separate
> > > patch. It makes sense since the entire configuration is not valid for all
> > > sub-devices attached to the ISP anymore. I think it originally was a
> > > separate patch, but they probably have been merged at some point. I can't
> > > find it right now anyway.
> > 
> > Something like this?
> > 
> > commit df9141c66678b549fac9d143bd55ed0b242cf36e
> > Author: Pavel <pavel@....cz>
> > Date:   Wed Mar 1 13:27:56 2017 +0100
> > 
> >     Turn bus in struct isp_async_subdev into pointer; some of our subdevs
> >     (flash, focus) will not need bus configuration.
> > 
> > Signed-off-by: Pavel Machek <pavel@....cz>
> 
> I applied this to the ccp2 branch with an improved patch
> description.

Thanks!

[But the important part is to get subdevices to work on ccp2 based
branch, and it still fails to work at all if I attempt to enable
them. I'd like to understand why...]

									Pavel

-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html

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