linux-kernel - Re: Update VIP to videobuf2 and control framework

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Message-Id: <201208060936.29244.hverkuil@xs4all.nl>
Date:	Mon, 6 Aug 2012 09:36:29 +0200
From:	Hans Verkuil <hverkuil@...all.nl>
To:	Federico Vaga <federico.vaga@...il.com>
Cc:	Mauro Carvalho Chehab <mchehab@...radead.org>,
	Pawel Osciak <pawel@...iak.com>,
	Marek Szyprowski <m.szyprowski@...sung.com>,
	Hans Verkuil <hans.verkuil@...co.com>,
	Giancarlo Asnaghi <giancarlo.asnaghi@...com>,
	linux-media@...r.kernel.org, linux-kernel@...r.kernel.org,
	Jonathan Corbet <corbet@....net>
Subject: Re: Update VIP to videobuf2 and control framework

On Mon August 6 2012 09:38:10 Federico Vaga wrote:
> 
> > > I applied all your suggestions, and some extra simplification;
> > > [...]
> 
> > > ---------------
> > > - flags: optional. Set to V4L2_FL_USE_FH_PRIO if you want to let the
> > > framework handle the VIDIOC_G/S_PRIORITY ioctls. This requires that
> > > you use struct v4l2_fh.
> > 
> >   ^^^^^^^^^^^^^^^^^^
> > 
> > Are you using struct v4l2_fh? The version you posted didn't. You need
> > this anyway to implement control events.
> 
> Yes I'm using it now, it is part of the extra simplification that I did.

In that case I need to see your latest version of the source code to see
why it doesn't work.

Regards,

	Hans
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