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From: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
To: Jacopo Mondi <jacopo@jmondi.org>
Cc: Mauro Carvalho Chehab <mchehab@kernel.org>,
	Hans Verkuil <hverkuil-cisco@xs4all.nl>,
	Sakari Ailus <sakari.ailus@linux.intel.com>,
	Rob Herring <robh+dt@kernel.org>,
	"open list:MEDIA INPUT INFRASTRUCTURE (V4L/DVB)" 
	<linux-media@vger.kernel.org>,
	open list <linux-kernel@vger.kernel.org>,
	devicetree@vger.kernel.org
Subject: Re: [RFC 1/5] media: dt-bindings: Document 'location' property
Date: Thu, 15 Aug 2019 01:40:28 +0300	[thread overview]
Message-ID: <20190814224028.GC5015@pendragon.ideasonboard.com> (raw)
In-Reply-To: <20190814202815.32491-2-jacopo@jmondi.org>

Hi Jacopo,

Thank you for the patch.

On Wed, Aug 14, 2019 at 10:28:11PM +0200, Jacopo Mondi wrote:
> Add the 'location' device property, used to specify the camera device
> mounting position. The property is particularly meaningful for mobile
> devices with a well defined usage orientation.
> 
> Signed-off-by: Jacopo Mondi <jacopo@jmondi.org>
> ---
>  Documentation/devicetree/bindings/media/video-interfaces.txt | 4 ++++
>  1 file changed, 4 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/media/video-interfaces.txt b/Documentation/devicetree/bindings/media/video-interfaces.txt
> index f884ada0bffc..819077b2649c 100644
> --- a/Documentation/devicetree/bindings/media/video-interfaces.txt
> +++ b/Documentation/devicetree/bindings/media/video-interfaces.txt
> @@ -89,6 +89,10 @@ Optional properties
>    but a number of degrees counter clockwise. Typical values are 0 and 180
>    (upside down).
> 
> +- location: The camera device mounting position, relative to the device
> +  usage orientation. Possible values are:

I would mention "camera sensor" explicitly here, as well as clearly
stating that the property applies to camera sensors only.

> +  0 - Front camera. The image sensor is mounted on the front side of the device.
> +  1 - Back camera. The image sensor is mounted on the back side of the device.

An additional paragraph explained what "device usage orientation" means
would be useful. In particular I would give examples for phones, tablets
and laptops.

> 
>  Optional endpoint properties
>  ----------------------------

-- 
Regards,

Laurent Pinchart

  reply	other threads:[~2019-08-14 22:40 UTC|newest]

Thread overview: 56+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-08-14 20:28 [RFC 0/5] media: v4l2-ctrls: Add camera 'location' support Jacopo Mondi
2019-08-14 20:28 ` [RFC 1/5] media: dt-bindings: Document 'location' property Jacopo Mondi
2019-08-14 20:28   ` Jacopo Mondi
2019-08-14 22:40   ` Laurent Pinchart [this message]
2019-08-14 22:40     ` Laurent Pinchart
2019-08-15  6:56   ` Sakari Ailus
2019-08-15  6:56     ` Sakari Ailus
2019-08-15 12:55     ` Laurent Pinchart
2019-08-15 12:55       ` Laurent Pinchart
2019-08-15 12:55     ` Jacopo Mondi
2019-08-15 12:55       ` Jacopo Mondi
2019-08-15 12:58       ` Laurent Pinchart
2019-08-15 12:58         ` Laurent Pinchart
2019-09-01 17:24     ` Pavel Machek
2019-09-01 17:24       ` Pavel Machek
2019-09-02  8:02       ` Laurent Pinchart
2019-09-02  8:02         ` Laurent Pinchart
2019-09-02  8:11         ` Pavel Machek
2019-09-02  8:11           ` Pavel Machek
2019-08-14 20:28 ` [RFC 2/5] media: v4l2-ctrl: Document V4L2_CID_LOCATION Jacopo Mondi
2019-08-14 22:43   ` Laurent Pinchart
2019-08-15 12:58     ` Jacopo Mondi
2019-08-15 14:10     ` Hans Verkuil
2019-08-15 14:14       ` Hans Verkuil
2019-08-15 14:34         ` Jacopo Mondi
2019-08-15 14:40           ` Hans Verkuil
2019-08-15 15:12             ` Sakari Ailus
2019-09-01 17:24             ` Pavel Machek
2019-09-02  8:00               ` Laurent Pinchart
2019-09-02  8:06                 ` Pavel Machek
2019-09-02  8:19                   ` Laurent Pinchart
2019-09-02  8:27                     ` Pavel Machek
2019-09-02  8:53                       ` Laurent Pinchart
2019-09-02  9:41               ` Jacopo Mondi
2019-08-15  7:00   ` Sakari Ailus
2019-08-15 12:59     ` Laurent Pinchart
2019-08-15 13:08       ` Sakari Ailus
2019-08-15 13:10         ` Laurent Pinchart
2019-08-15 13:15           ` Sakari Ailus
2019-08-15 13:19             ` Laurent Pinchart
2019-08-15 13:30   ` Hans Verkuil
2019-08-15 13:48     ` Laurent Pinchart
2019-08-15 14:02     ` Jacopo Mondi
2019-08-14 20:28 ` [RFC 3/5] media: v4l2-ctrls: Add support for V4L2_CID_LOCATION Jacopo Mondi
2019-08-14 22:53   ` Laurent Pinchart
2019-08-15 13:02     ` Jacopo Mondi
2019-08-15 13:03       ` Laurent Pinchart
2019-08-15 13:41       ` Hans Verkuil
2019-08-15 13:50         ` Jacopo Mondi
2019-08-15 14:12           ` Hans Verkuil
2019-08-15 13:23   ` Hans Verkuil
2019-08-15 13:50     ` Jacopo Mondi
2019-08-14 20:28 ` [RFC 4/5] media: i2c: ov5670: Report the camera location Jacopo Mondi
2019-08-14 23:03   ` Laurent Pinchart
2019-08-15  7:04   ` Sakari Ailus
2019-08-14 20:28 ` [RFC 5/5] media: i2c: ov13858: " Jacopo Mondi

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