From: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
To: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Cc: linux-media@vger.kernel.org, Hans Verkuil <hverkuil@xs4all.nl>
Subject: Re: [PATCH 3/3 v7] uvcvideo: add a metadata device node
Date: Mon, 11 Dec 2017 21:53:39 +0200 [thread overview]
Message-ID: <19653172.edRCCjirqM@avalon> (raw)
In-Reply-To: <alpine.DEB.2.20.1712061503060.26640@axis700.grange>
Hi Guennadi,
On Wednesday, 6 December 2017 17:08:14 EET Guennadi Liakhovetski wrote:
> Hi Laurent,
>
> While testing the new patch version, we did introduce a couple of
> differences:
>
> 1. We cannot (easily) reuse .vidioc_querycap() - the metadata node uses
> v4l2_fh_open() directly, so, it has a different struct file::private_data
> pointer.
OK, no problem, it's not a big deal.µ
> 2. After your video device unification, the order has swapped: now
> /dev/video0 is a metadata node and /dev/video1 is a video node. Is that
> how you wanted to have this or you don't mind or shall I swap them back?
> For now I've swapped them back, I think that would be more appropriate.
I agree, that's better, thank you.
--
Regards,
Laurent Pinchart
next prev parent reply other threads:[~2017-12-11 19:53 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-11-08 16:00 [PATCH 0/3 v7] uvcvideo: metadata nodes Guennadi Liakhovetski
2017-11-08 16:00 ` [PATCH 1/3 v7] V4L: Add a UVC Metadata format Guennadi Liakhovetski
2017-11-28 15:20 ` Laurent Pinchart
2017-11-28 15:26 ` Guennadi Liakhovetski
2017-11-08 16:00 ` [PATCH 2/3 v7] uvcvideo: add extensible device information Guennadi Liakhovetski
2017-11-28 15:55 ` Laurent Pinchart
2017-11-28 16:20 ` Guennadi Liakhovetski
2017-11-08 16:00 ` [PATCH 3/3 v7] uvcvideo: add a metadata device node Guennadi Liakhovetski
2017-12-05 0:24 ` Laurent Pinchart
2017-12-05 1:03 ` Laurent Pinchart
2017-12-05 8:06 ` Guennadi Liakhovetski
2017-12-05 9:44 ` Laurent Pinchart
2017-12-05 10:56 ` Guennadi Liakhovetski
2017-12-05 13:35 ` Laurent Pinchart
2017-12-05 13:44 ` Guennadi Liakhovetski
2017-12-05 13:49 ` Laurent Pinchart
2017-12-05 14:00 ` Guennadi Liakhovetski
2017-12-06 15:08 ` Guennadi Liakhovetski
2017-12-11 19:53 ` Laurent Pinchart [this message]
2017-12-06 15:15 ` [PATCH v8] uvcvideo: Add " Guennadi Liakhovetski
2017-12-11 20:16 ` Laurent Pinchart
2017-12-11 21:15 ` Laurent Pinchart
2017-12-11 21:44 ` Guennadi Liakhovetski
2017-12-11 21:53 ` Laurent Pinchart
2017-12-12 8:30 ` Guennadi Liakhovetski
2017-12-13 9:41 ` Laurent Pinchart
2017-12-13 9:51 ` Guennadi Liakhovetski
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=19653172.edRCCjirqM@avalon \
--to=laurent.pinchart@ideasonboard.com \
--cc=g.liakhovetski@gmx.de \
--cc=hverkuil@xs4all.nl \
--cc=linux-media@vger.kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox