linux-kernel - Re: [PATCH v4 2/5] media: v4l2: Add description for V4L2_PIX_FMT_AV1 in v4l_fill

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Message-ID: <6b46213f-63a9-4553-b128-e90cc992599a@oss.qualcomm.com>
Date: Fri, 7 Nov 2025 20:25:52 -0800
From: Deepa Guthyappa Madivalara <deepa.madivalara@....qualcomm.com>
To: Hans Verkuil <hverkuil+cisco@...nel.org>,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        Vikash Garodia <vikash.garodia@....qualcomm.com>,
        Dikshita Agarwal <dikshita.agarwal@....qualcomm.com>,
        Abhinav Kumar <abhinav.kumar@...ux.dev>,
        Bryan O'Donoghue <bod@...nel.org>
Cc: linux-media@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-msm@...r.kernel.org, kernel test robot <lkp@...el.com>,
        Bryan O'Donoghue <bryan.odonoghue@...aro.org>,
        Nicolas Dufresne <nicolas.dufresne@...labora.com>
Subject: Re: [PATCH v4 2/5] media: v4l2: Add description for V4L2_PIX_FMT_AV1
 in v4l_fill_fmtdesc()


On 11/7/2025 1:25 AM, Hans Verkuil wrote:
> On 03/11/2025 14:24, Deepa Guthyappa Madivalara wrote:
>> Add a descriptive string for the AV1 pixel format to v4l_fill_fmtdesc(),
>> enabling proper reporting of AV1 support via VIDIOC_ENUM_FMT.
>>
>> Reviewed-by: Bryan O'Donoghue <bryan.odonoghue@...aro.org>
>> Reviewed-by: Nicolas Dufresne <nicolas.dufresne@...labora.com>
>> Signed-off-by: Deepa Guthyappa Madivalara <deepa.madivalara@....qualcomm.com>
>> ---
>>   drivers/media/v4l2-core/v4l2-ioctl.c | 1 +
>>   1 file changed, 1 insertion(+)
>>
>> diff --git a/drivers/media/v4l2-core/v4l2-ioctl.c b/drivers/media/v4l2-core/v4l2-ioctl.c
>> index 01cf52c3ea33e1a01e1b306036ba4e57ef5c95d0..bdfdf45c5de2f2ce885f219007718a54b5c86251 100644
>> --- a/drivers/media/v4l2-core/v4l2-ioctl.c
>> +++ b/drivers/media/v4l2-core/v4l2-ioctl.c
>> @@ -1542,6 +1542,7 @@ static void v4l_fill_fmtdesc(struct v4l2_fmtdesc *fmt)
>>   		case V4L2_PIX_FMT_QC10C:	descr = "QCOM Compressed 10-bit Format"; break;
>>   		case V4L2_PIX_FMT_AJPG:		descr = "Aspeed JPEG"; break;
>>   		case V4L2_PIX_FMT_AV1_FRAME:	descr = "AV1 Frame"; break;
>> +		case V4L2_PIX_FMT_AV1:		descr = "AV1 OBU stream"; break;
> stream -> Stream
>
> Regards,
>
> 	Hans
updated in v4
>>   		case V4L2_PIX_FMT_MT2110T:	descr = "Mediatek 10bit Tile Mode"; break;
>>   		case V4L2_PIX_FMT_MT2110R:	descr = "Mediatek 10bit Raster Mode"; break;
>>   		case V4L2_PIX_FMT_HEXTILE:	descr = "Hextile Compressed Format"; break;
>>