Re: [PATCH 1/2] media: iris: Add support for QC08C format for decoder

From: Dikshita Agarwal

Date: Mon Oct 06 2025 - 02:21:27 EST




On 10/1/2025 8:34 PM, Bryan O'Donoghue wrote:
> On 01/10/2025 09:36, Neil Armstrong wrote:
>> On 9/24/25 15:28, Bryan O'Donoghue wrote:
>>> On 19/09/2025 16:47, Dikshita Agarwal wrote:
>>>> Introduce handling for the QC08C format in the decoder.
>>>> Update format checks and configuration to enable decoding of QC08C
>>>> streams.
>>>
>>> Since QC08C is a Qualcomm specific pixel format, you should detail in
>>> your commit log exactly what the packing/ordering of pixels is.
>>>
>>> In other words tell the reader more about QC08C.
>>
>> This has been upstreamed 3y ago for venus, which is the same as iris:
>> https://lore.kernel.org/all/20220117155559.234026-1-stanimir.varbanov@xxxxxxxxxx/
>>
>> No need to re-explain it for iris, the format is the same.
>>
>> Neil
> Yeah no, at a minimum the explanation of NV12 + UBWC should appear in the
> commit log for this format.

Please see [1] in case it was missed

[1]:
https://lore.kernel.org/linux-media/10bb819d-105b-5471-b3a6-774fce134eb6@xxxxxxxxxxxxxxxx/

Thanks,
Dikshita
>
> thx
> ---
> bod