Re: [PATCH v2 00/34] Qualcomm video encoder and decoder driver

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On 20/12/2023 07:32, Vikash Garodia wrote:
>> From what I see from you bindings, the hardware is pretty close to what we see
>> in the latest venus generations. I asssme that there was a change in the vcodec
>> inteface to the firmware and other similar changes. Could you please point out,
>> which parts of Venus driver do no longer work or are not applicable for sm8550
> 
> The motivation behind having a separate IRIS driver was discussed earlier in [1]
> In the same discussion, it was ellaborated on how the impact would be with
> change in the new firmware interface and other video layers in the driver. I can
> add this in cover letter in the next revision.
> 
> We see some duplication of code and to handle the same, the series brings in a
> common code reusability between iris and venus. Aligning the common peices of
> venus and iris will be a work in progress, once we land the base driver for iris.
> 
> Again qualcomm video team does not have a plan to support sm8550/x1e80100 on

If you want it to get merged, then create such plan, please.

> venus as the changes are too interleaved to absorb in venus driver. And there is
> significant interest in community to start validating video driver on sm8550 or
> x1e80100.

Community does not want duplicated drivers leading to maintenance costs.
Your approach to this is not how upstreaming process works.

Best regards,
Krzysztof





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