linux-kernel - Re: [PATCH 1/4] v4l2: device_register_subdev

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Message-ID: <20170223225234.GA6022@amd>
Date:   Thu, 23 Feb 2017 23:52:34 +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: [PATCH 1/4] v4l2: device_register_subdev_nodes: allow calling
 multiple times

Hi!

On Tue 2017-02-21 13:11:04, Sakari Ailus wrote:
> On Tue, Feb 21, 2017 at 12:07:21PM +0100, Pavel Machek wrote:
> > On Mon 2017-02-20 15:56:36, Sakari Ailus wrote:
> > > On Mon, Feb 20, 2017 at 03:09:13PM +0200, Sakari Ailus wrote:
> > > > I've tested ACPI, will test DT soon...
> > > 
> > > DT case works, too (Nokia N9).
> > 
> > Hmm. Good to know. Now to figure out how to get N900 case to work...
> > 
> > AFAICT N9 has CSI2, not CSI1 support, right? Some of the core changes
> > seem to be in, so I'll need to figure out which, and will still need
> > omap3isp modifications...
> 
> Indeed, I've only tested for CSI-2 as I have no functional CSI-1 devices.
> 
> It's essentially the functionality in the four patches. The data-lane and
> clock-name properties have been renamed as data-lanes and clock-lanes (i.e.
> plural) to match the property documentation.

Ok, thanks, I got CSI-1 support to compile.

I'm now fighting with subdevices support. Camera flash and autofocus
coil really should be subdevices of the ISP, right?

Do you have any solution for that? [I need it for my userspace to
work, and porting the old one looks like lot of fun (tm) :-(].

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

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