linux-kernel - Re: [PATCH 0/3] Add 12bit and 14bit luma-only formats

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Date:   Thu, 13 Jan 2022 10:27:53 +0100
From:   Jean-Michel Hautbois <jeanmichel.hautbois@...asonboard.com>
To:     Hans Verkuil <hverkuil@...all.nl>, linux-media@...r.kernel.org,
        linux-kernel@...r.kernel.org
Cc:     laurent.pinchart@...asonboard.com, mchehab@...nel.org,
        dave.stevenson@...pberrypi.com
Subject: Re: [PATCH 0/3] Add 12bit and 14bit luma-only formats

Hi Hans !

On 13/01/2022 10:15, Hans Verkuil wrote:
> Hi Jean-Michel,
> 
> On 12/01/2022 17:10, Jean-Michel Hautbois wrote:
>> Hello,
>>
>> While working on adding the V4L2-PIX-FMT-Y12P and V4L2-PIX-FMT-Y14P
>> formats, I noticed an issue in the way V4L2-PIX-FMT-Y10P is described.
>> This series aims to solve it before adding Y12P and Y14P.
>>
>> Those two formats are needed for the next-to-come bcm2835 unicam driver.
>>
>> Jean-Michel Hautbois (3):
>>    media: doc: pixfmt-yuv: Fix V4L2-PIX-FMT-Y10P format
>>    media: v4l: Add V4L2-PIX-FMT-Y12P format
>>    media: v4l: Add V4L2-PIX-FMT-Y14P format
>>
>>   .../media/v4l/pixfmt-yuv-luma.rst             | 48 ++++++++++++++++++-
>>   drivers/media/v4l2-core/v4l2-ioctl.c          |  2 +
>>   include/uapi/linux/videodev2.h                |  2 +
>>   3 files changed, 50 insertions(+), 2 deletions(-)
>>
> 
> I'll take the first patch, but it is better to add patches 2 and 3 to the unicam RFC
> series. Adding pixelformats that are not used by any existing driver isn't a good idea
> and I'd like to avoid that.

Thanks, I will take those two patches back in the unicam RFC v2 series then.

> 
> Regards,
> 
> 	Hans
>