linux-kernel - Re: [PATCH 2/2] media: i2c: ov5640: Add support for BT656 mode

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: <20200731152353.GS13316@paasikivi.fi.intel.com>
Date:   Fri, 31 Jul 2020 18:23:54 +0300
From:   Sakari Ailus <sakari.ailus@...ux.intel.com>
To:     Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>
Cc:     Jacopo Mondi <jacopo@...ndi.org>,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        Steve Longerbeam <slongerbeam@...il.com>,
        linux-media@...r.kernel.org,
        Hugues Fruchet <hugues.fruchet@...com>,
        Laurent Pinchart <laurent.pinchart@...asonboard.com>,
        linux-renesas-soc@...r.kernel.org, linux-kernel@...r.kernel.org,
        Biju Das <biju.das.jz@...renesas.com>,
        Prabhakar <prabhakar.csengg@...il.com>
Subject: Re: [PATCH 2/2] media: i2c: ov5640: Add support for BT656 mode

Hi Prabhakar,

On Fri, Jul 31, 2020 at 10:24:47AM +0100, Lad Prabhakar wrote:
> @@ -2875,8 +2891,10 @@ static int ov5640_s_stream(struct v4l2_subdev *sd, int enable)
>  
>  		if (sensor->ep.bus_type == V4L2_MBUS_CSI2_DPHY)
>  			ret = ov5640_set_stream_mipi(sensor, enable);
> -		else
> +		else if (sensor->ep.bus_type == V4L2_MBUS_PARALLEL)
>  			ret = ov5640_set_stream_dvp(sensor, enable);
> +		else
> +			ret = ov5640_set_stream_bt656(sensor, enable);

I'd also check for the Bt.656 mode here, rather than assuming it. 

Could you also update the DT bindings, given that the sensor appears to
support Bt.656 as well? I believe this requires the bus-type property, too.

>  
>  		if (!ret)
>  			sensor->streaming = enable;

-- 
Kind regards,

Sakari Ailus