From: Hans Verkuil <hansverk@cisco.com>
To: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Cc: "Hans Verkuil" <hverkuil@xs4all.nl>,
"Guennadi Liakhovetski" <g.liakhovetski@gmx.de>,
"Linux Media Mailing List" <linux-media@vger.kernel.org>,
"Mauro Carvalho Chehab" <mchehab@infradead.org>
Subject: Re: [PATCH/RFC 1/4] V4L: add three new ioctl()s for multi-size videobuffer management
Date: Tue, 5 Apr 2011 14:40:16 +0200 [thread overview]
Message-ID: <201104051440.16449.hansverk@cisco.com> (raw)
In-Reply-To: <201104051402.17836.laurent.pinchart@ideasonboard.com>
On Tuesday, April 05, 2011 14:02:17 Laurent Pinchart wrote:
> On Monday 04 April 2011 10:06:47 Hans Verkuil wrote:
> > > On Mon, 4 Apr 2011, Hans Verkuil wrote:
> > >> On Friday, April 01, 2011 10:13:02 Guennadi Liakhovetski wrote:
>
> [snip]
>
> > BTW, REQBUFS and CREATE/DESTROY_BUFS should definitely co-exist. REQBUFS
> > is compulsory, while CREATE/DESTROY are optional.
>
> Drivers must support REQBUFS and should support CREATE/DESTROY, but I think
> applications should not be allowed to mix calls.
Why not? The videobuf2-core.c implementation shouldn't care about that, so
I don't see why userspace should care.
Regards,
Hans
>
> --
> Regards,
>
> Laurent Pinchart
> --
> To unsubscribe from this list: send the line "unsubscribe linux-media" in
> the body of a message to majordomo@vger.kernel.org
> More majordomo info at http://vger.kernel.org/majordomo-info.html
>
>
next prev parent reply other threads:[~2011-04-05 12:40 UTC|newest]
Thread overview: 59+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-04-01 8:12 [PATCH/RFC 0/4] V4L: new ioctl()s to support multi-sized video-buffers Guennadi Liakhovetski
2011-04-01 8:13 ` [PATCH/RFC 1/4] V4L: add three new ioctl()s for multi-size videobuffer management Guennadi Liakhovetski
2011-04-04 7:05 ` Hans Verkuil
2011-04-04 7:38 ` Guennadi Liakhovetski
2011-04-04 8:06 ` Hans Verkuil
2011-04-04 8:23 ` Guennadi Liakhovetski
2011-04-05 12:02 ` Laurent Pinchart
2011-04-05 12:40 ` Guennadi Liakhovetski
2011-04-05 12:40 ` Hans Verkuil [this message]
2011-04-05 12:53 ` Laurent Pinchart
2011-04-05 11:59 ` Laurent Pinchart
2011-04-05 12:39 ` Guennadi Liakhovetski
2011-04-05 12:56 ` Laurent Pinchart
2011-04-05 14:53 ` Sakari Ailus
2011-04-05 12:21 ` Laurent Pinchart
2011-04-05 12:34 ` Hans Verkuil
2011-04-05 12:50 ` Laurent Pinchart
2011-04-05 12:52 ` Guennadi Liakhovetski
2011-04-05 12:58 ` Laurent Pinchart
2011-04-06 16:19 ` Guennadi Liakhovetski
2011-04-07 7:06 ` Hans Verkuil
2011-04-07 7:15 ` Guennadi Liakhovetski
2011-04-07 7:50 ` Hans Verkuil
2011-04-07 8:53 ` Guennadi Liakhovetski
2011-04-07 9:13 ` Hans Verkuil
2011-04-07 9:17 ` Laurent Pinchart
2011-04-07 9:28 ` Hans Verkuil
2011-04-11 11:27 ` Sakari Ailus
2011-04-11 8:54 ` Sakari Ailus
2011-05-13 7:45 ` Guennadi Liakhovetski
2011-05-14 11:12 ` Hans Verkuil
2011-05-16 13:32 ` Sakari Ailus
2011-05-16 20:34 ` Guennadi Liakhovetski
2011-05-17 5:52 ` Sakari Ailus
2011-05-18 14:01 ` Laurent Pinchart
2011-05-18 14:48 ` Guennadi Liakhovetski
2011-05-18 19:58 ` Sakari Ailus
2011-06-06 13:10 ` Guennadi Liakhovetski
2011-06-06 17:28 ` Sakari Ailus
2011-06-07 12:14 ` Guennadi Liakhovetski
2011-06-08 9:04 ` Sakari Ailus
2011-05-22 10:18 ` Guennadi Liakhovetski
2011-05-22 12:17 ` Sakari Ailus
2011-05-18 13:59 ` Laurent Pinchart
2011-05-18 15:15 ` Guennadi Liakhovetski
2011-05-18 18:02 ` Sakari Ailus
2011-04-01 8:13 ` [PATCH/RFC 2/4] V4L: add videobuf2 helper functions to support multi-size video-buffers Guennadi Liakhovetski
2011-04-01 14:06 ` [PATCH/RFC 2/4 v2] " Guennadi Liakhovetski
2011-04-03 17:34 ` Pawel Osciak
2011-04-04 7:55 ` Guennadi Liakhovetski
2011-04-05 12:42 ` Laurent Pinchart
2011-04-05 12:38 ` Laurent Pinchart
2011-04-05 13:01 ` Guennadi Liakhovetski
2011-04-01 8:13 ` [PATCH/RFC 3/4] V4L: soc-camera: add support for new multi-size video-buffer ioctl()s Guennadi Liakhovetski
2011-04-01 8:13 ` [PATCH/RFC 4/4] V4L: sh_mobile_ceu_camera: support multi-size video-buffers Guennadi Liakhovetski
2011-04-03 17:34 ` [PATCH/RFC 0/4] V4L: new ioctl()s to support multi-sized video-buffers Pawel Osciak
2011-04-04 7:15 ` Guennadi Liakhovetski
2011-04-05 12:19 ` Laurent Pinchart
2011-04-05 12:48 ` Guennadi Liakhovetski
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