From: Geert Uytterhoeven <geert@linux-m68k.org>
To: Sakari Ailus <sakari.ailus@linux.intel.com>
Cc: "Jacopo Mondi" <jacopo@jmondi.org>,
"Niklas Söderlund" <niklas.soderlund+renesas@ragnatech.se>,
"Laurent Pinchart" <laurent.pinchart@ideasonboard.com>,
"Benoit Parrot" <bparrot@ti.com>,
"Linux Media Mailing List" <linux-media@vger.kernel.org>,
Linux-Renesas <linux-renesas-soc@vger.kernel.org>,
"Michal Simek" <michal.simek@xilinx.com>
Subject: Re: [PATCH v2 16/30] v4l: subdev: Add [GS]_ROUTING subdev ioctls and operations
Date: Fri, 22 Feb 2019 14:50:01 +0100 [thread overview]
Message-ID: <CAMuHMdUL9trjJ=3SoC8NhWTvf0QwonR_QUZXCCpESS1xqe7mxQ@mail.gmail.com> (raw)
In-Reply-To: <20190222112917.l7sgmdb56jmbnos2@paasikivi.fi.intel.com>
Hi Sakari,
On Fri, Feb 22, 2019 at 12:30 PM Sakari Ailus
<sakari.ailus@linux.intel.com> wrote:
> On Fri, Feb 22, 2019 at 12:17:47PM +0100, Jacopo Mondi wrote:
> > On Fri, Feb 22, 2019 at 01:04:29PM +0200, Sakari Ailus wrote:
> > > You can btw. zero the struct memory by assigning { 0 } to it in
> > > declaration. memset() in general is much more trouble. In this case you
> > > could even do the assignments in delaration as well.
> > >
> >
> > Thanks, noted. I have been lazy and copied memset from other places in
> > the ioctl handling code. I should check on your suggestions because I
> > remember one of the many 0-initialization statement was a GCC specific one,
> > don't remember which...
>
> {} is GCC specific whereas { 0 } is not. But there have been long-standing
> GCC bugs related to the use of { 0 } which is quite unfortunate --- they've
> produced warnings or errors from code that is valid C...
Most of these are gone since commit cafa0010cd51fb71 ("Raise the minimum
required gcc version to 4.6").
Gr{oetje,eeting}s,
Geert
--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org
In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds
next prev parent reply other threads:[~2019-02-22 13:50 UTC|newest]
Thread overview: 90+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-11-01 23:31 [PATCH v2 00/30] v4l: add support for multiplexed streams Niklas Söderlund
2018-11-01 23:31 ` [PATCH v2 01/30] media: entity: Use pad as a starting point for graph walk Niklas Söderlund
2019-01-15 21:43 ` Laurent Pinchart
2018-11-01 23:31 ` [PATCH v2 02/30] media: entity: Use pads instead of entities in the media graph walk stack Niklas Söderlund
2019-01-15 22:03 ` Laurent Pinchart
2019-01-15 22:13 ` Sakari Ailus
2019-01-15 22:07 ` Laurent Pinchart
2018-11-01 23:31 ` [PATCH v2 03/30] media: entity: Walk the graph based on pads Niklas Söderlund
2019-01-15 22:21 ` Laurent Pinchart
[not found] ` <20190115223406.mxgzl36cp54gb7nv@kekkonen.localdomain>
2019-01-15 23:28 ` Laurent Pinchart
2019-01-22 14:50 ` Sakari Ailus
2019-02-14 15:15 ` Jacopo Mondi
2018-11-01 23:31 ` [PATCH v2 04/30] v4l: mc: Start walk from a specific pad in use count calculation Niklas Söderlund
2019-01-15 22:24 ` Laurent Pinchart
2019-01-15 22:36 ` Sakari Ailus
2018-11-01 23:31 ` [PATCH v2 05/30] media: entity: Move the pipeline from entity to pads Niklas Söderlund
2019-01-15 22:38 ` Laurent Pinchart
2019-01-15 22:48 ` Sakari Ailus
2019-02-14 15:53 ` Jacopo Mondi
2018-11-01 23:31 ` [PATCH v2 06/30] media: entity: Use pad as the starting point for a pipeline Niklas Söderlund
2019-01-15 22:54 ` Laurent Pinchart
2019-01-22 15:31 ` Sakari Ailus
2019-01-22 15:37 ` Laurent Pinchart
2019-01-22 16:16 ` Sakari Ailus
2018-11-01 23:31 ` [PATCH v2 07/30] media: entity: Add has_route entity operation Niklas Söderlund
2018-11-01 23:31 ` [PATCH v2 08/30] media: entity: Add media_has_route() function Niklas Söderlund
2018-11-01 23:31 ` [PATCH v2 09/30] media: entity: Swap pads if route is checked from source to sink Niklas Söderlund
2019-01-15 22:57 ` Laurent Pinchart
2019-01-22 15:15 ` Sakari Ailus
2019-01-22 15:20 ` Laurent Pinchart
2019-02-18 9:21 ` Jacopo Mondi
2019-02-22 12:18 ` Laurent Pinchart
2019-03-04 12:35 ` Jacopo Mondi
2019-03-05 20:04 ` Laurent Pinchart
2019-03-06 8:29 ` Jacopo Mondi
2018-11-01 23:31 ` [PATCH v2 10/30] media: entity: Use routing information during graph traversal Niklas Söderlund
2018-11-01 23:31 ` [PATCH v2 11/30] media: entity: Skip link validation for pads to which there is no route to Niklas Söderlund
2019-01-15 23:13 ` Laurent Pinchart
2018-11-01 23:31 ` [PATCH v2 12/30] media: entity: Add an iterator helper for connected pads Niklas Söderlund
2019-01-15 23:24 ` Laurent Pinchart
2019-01-22 15:36 ` Sakari Ailus
2019-01-22 15:38 ` Laurent Pinchart
2019-01-22 16:21 ` Sakari Ailus
2018-11-01 23:31 ` [PATCH v2 13/30] media: entity: Add only connected pads to the pipeline Niklas Söderlund
2019-01-15 23:33 ` Laurent Pinchart
2018-11-01 23:31 ` [PATCH v2 14/30] media: entity: Add debug information in graph walk route check Niklas Söderlund
2019-01-15 23:35 ` Laurent Pinchart
2019-01-22 15:38 ` Sakari Ailus
2018-11-01 23:31 ` [PATCH v2 15/30] media: entity: Look for indirect routes Niklas Söderlund
2019-01-15 23:41 ` Laurent Pinchart
2019-01-22 15:56 ` Sakari Ailus
2018-11-01 23:31 ` [PATCH v2 16/30] v4l: subdev: Add [GS]_ROUTING subdev ioctls and operations Niklas Söderlund
2019-01-15 23:51 ` Laurent Pinchart
2019-01-22 16:14 ` Sakari Ailus
2019-01-22 17:00 ` Laurent Pinchart
2019-02-21 14:59 ` Jacopo Mondi
2019-02-21 23:49 ` Sakari Ailus
2019-02-22 8:46 ` Jacopo Mondi
2019-02-21 14:39 ` Jacopo Mondi
2019-02-21 22:31 ` Sakari Ailus
2019-02-22 8:40 ` Jacopo Mondi
2019-02-22 11:04 ` Sakari Ailus
2019-02-22 11:17 ` Jacopo Mondi
2019-02-22 11:29 ` Sakari Ailus
2019-02-22 13:37 ` Ian Arkver
2019-02-22 13:50 ` Geert Uytterhoeven [this message]
2018-11-01 23:31 ` [PATCH v2 17/30] v4l: subdev: compat: Implement handling for VIDIOC_SUBDEV_[GS]_ROUTING Niklas Söderlund
2019-01-08 10:04 ` Geert Uytterhoeven
2019-01-15 23:53 ` Laurent Pinchart
2019-01-22 15:57 ` Sakari Ailus
2019-02-18 11:21 ` Jacopo Mondi
2019-02-21 23:50 ` Sakari Ailus
2018-11-01 23:31 ` [PATCH v2 18/30] v4l: subdev: Take routing information into account in link validation Niklas Söderlund
2018-11-01 23:31 ` [PATCH v2 19/30] v4l: subdev: Improve link format validation debug messages Niklas Söderlund
2018-11-01 23:31 ` [PATCH v2 20/30] v4l: mc: Add an S_ROUTING helper function for power state changes Niklas Söderlund
2018-11-01 23:31 ` [PATCH v2 21/30] v4l: Add bus type to frame descriptors Niklas Söderlund
2018-11-01 23:31 ` [PATCH v2 22/30] v4l: Add CSI-2 bus configuration " Niklas Söderlund
2018-11-01 23:31 ` [PATCH v2 23/30] v4l: Add stream to frame descriptor Niklas Söderlund
2018-11-01 23:31 ` [PATCH v2 24/30] adv748x: csi2: add translation from pixelcode to CSI-2 datatype Niklas Söderlund
2018-11-01 23:31 ` [PATCH v2 25/30] adv748x: csi2: only allow formats on sink pads Niklas Söderlund
2019-02-21 14:18 ` Jacopo Mondi
2018-11-01 23:31 ` [PATCH v2 26/30] adv748x: csi2: describe the multiplexed stream Niklas Söderlund
2018-11-01 23:31 ` [PATCH v2 27/30] adv748x: csi2: add internal routing configuration Niklas Söderlund
2018-11-01 23:31 ` [PATCH v2 28/30] adv748x: afe: add routing support Niklas Söderlund
2018-11-01 23:31 ` [PATCH v2 29/30] rcar-csi2: use frame description information to configure CSI-2 bus Niklas Söderlund
2018-11-01 23:31 ` [PATCH v2 30/30] rcar-csi2: expose the subdevice internal routing Niklas Söderlund
2018-11-14 13:10 ` Nikita Yushchenko
2018-11-14 19:45 ` Niklas Söderlund
2018-12-03 22:16 ` [PATCH v2 00/30] v4l: add support for multiplexed streams Sakari Ailus
2018-12-05 22:09 ` Niklas Söderlund
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