linux-kernel - Re: [PATCH] media: i2c: ov5645: Add virtual

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <CA+V-a8sXP98EkrvepX6hqj8oNE8c5o5PUtU306V_QYb1Bowjpw@mail.gmail.com>
Date:   Tue, 10 Mar 2020 11:17:10 +0000
From:   "Lad, Prabhakar" <prabhakar.csengg@...il.com>
To:     Sakari Ailus <sakari.ailus@...ux.intel.com>
Cc:     Mauro Carvalho Chehab <mchehab@...nel.org>,
        Fabio Estevam <festevam@...il.com>,
        linux-media <linux-media@...r.kernel.org>,
        LKML <linux-kernel@...r.kernel.org>,
        Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>,
        Jacopo Mondi <jacopo@...ndi.org>
Subject: Re: [PATCH] media: i2c: ov5645: Add virtual_channel module parameter

Hi Sakari,

On Fri, Mar 6, 2020 at 10:18 AM Lad, Prabhakar
<prabhakar.csengg@...il.com> wrote:
>
> Hi Sakari,
>
> On Thu, Mar 5, 2020 at 11:43 AM Sakari Ailus
> <sakari.ailus@...ux.intel.com> wrote:
> >
> > Hi Prabhakar,
> >
> > On Fri, Feb 28, 2020 at 04:41:26PM +0000, Lad Prabhakar wrote:
> > > OV5645 can operate in virtual channel 0-3 in CSI2 interfaces, this patch
> > > adds support for module parameter virtual_channel to select the required
> > > channel. By default OV5645 operates in virtual channel 0.
> >
> > What's your use case for different virtual channels?
> >
> Just ability to switch to different virtual channel, based on ov5640
> driver. The rcar-csi2
> has capability to capture  from multiple channels so that we can
> capture simultaneously
> from two sensors.
>
Any thoughts on how this could be handled ?

Cheers,
--Prabhakar