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SubjectRe: [PATCH v4 1/2] media: dt-bindings: mediatek: Rename child node names for decoder
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Hi Krzysztof,

On 05/10/2022 13:58, Allen-KH Cheng (程冠勳) wrote:
> Hi Krzysztof,
>
> On Wed, 2022-10-05 at 09:30 +0200, Krzysztof Kozlowski wrote:
>> On 05/10/2022 09:21, Allen-KH Cheng (程冠勳) wrote:
>>> Hi Rob,
>>>
>>> On Fri, 2022-09-30 at 17:00 -0500, Rob Herring wrote:
>>>> On Fri, Sep 30, 2022 at 07:22:36PM +0800, Allen-KH Cheng wrote:
>>>>> In order to make the names of the child nodes more generic, we
>>>>> rename
>>>>> "vcodec" to "video-codec" for decoder in patternProperties and
>>>>> example.
>>>>
>>>> They are either generic or they aren't. Until something generic
>>>> is
>>>> defined, I don't think it's worth the churn to change.
>>>>
>>>>
>>>>> Signed-off-by: Allen-KH Cheng <allen-kh.cheng@mediatek.com>
>>>>> Reviewed-by: AngeloGioacchino Del Regno <
>>>>> angelogioacchino.delregno@collabora.com>
>>>>> ---
>>>>> .../bindings/media/mediatek,vcodec-subdev-decoder.yaml | 8
>>>>> ++++----
>>>>> 1 file changed, 4 insertions(+), 4 deletions(-)
>>>>>
>>>>> diff --git
>>>>> a/Documentation/devicetree/bindings/media/mediatek,vcodec-
>>>>> subdev-
>>>>> decoder.yaml
>>>>> b/Documentation/devicetree/bindings/media/mediatek,vcodec-
>>>>> subdev-
>>>>> decoder.yaml
>>>>> index c4f20acdc1f8..67fde48f991c 100644
>>>>> --- a/Documentation/devicetree/bindings/media/mediatek,vcodec-
>>>>> subdev-decoder.yaml
>>>>> +++ b/Documentation/devicetree/bindings/media/mediatek,vcodec-
>>>>> subdev-decoder.yaml
>>>>> @@ -91,7 +91,7 @@ properties:
>>>>>
>>>>> # Required child node:
>>>>> patternProperties:
>>>>> - '^vcodec-lat@[0-9a-f]+$':
>>>>> + '^video-codec-lat@[0-9a-f]+$':
>>>>
>>>> Just 'video-codec' doesn't work?
>>>>
>>>
>>> Thanks for your reply.
>>>
>>> hmm, I think 'vidoe-codec' does wrok.
>>>
>>> There are two seperate hardwares for the MTK video codec.
>>> codec-lat and codec-core.
>>>
>>> Is it ok to keep two child node names for various hardwares?
>>>
>>
>> Aren't they still codecs?
>>
>> Best regards,
>> Krzysztof
>
> Yes, They are both hardware deocders. Lat is responsible for the
> bitstream and write the outcome to the lat buffer. Core will decode the
> lat buffer and write the outcome to the output buffer. Each frame will
> be decoded cyclically by these two hardware deocders.

So is this patch OK to be merged? Or do you still want changes?

Regards,

Hans

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