Re: [PATCH] soc: qcom: mark pd-mapper as broken

[neil.armstrong@linaro.org]

On 10/10/2024 13:44, Johan Hovold wrote:
> On Thu, Oct 10, 2024 at 01:55:11PM +0300, Dmitry Baryshkov wrote:
>> On Thu, 10 Oct 2024 at 13:11, Johan Hovold <johan@kernel.org> wrote:
>>> On Thu, Oct 10, 2024 at 12:55:48PM +0300, Dmitry Baryshkov wrote:
> 
>>>> Please don't break what is working. pd_mapper is working on all
>>>> previous platforms. I suggest reverting commit bd6db1f1486e ("soc:
>>>> qcom: pd_mapper: Add X1E80100") instead.
>>>
>>> As I tried to explain in the commit message, there is currently nothing
>>> indicating that these issues are specific to x1e80100 (even if you may
>>> not hit them in your setup depending on things like probe order).
>>
>> I have the understanding that the issues are related to the ADSP
>> switching the firmware on the fly, which is only used on X1E8.
> 
> Is this speculation on your part or something that has recently been
> confirmed to be the case? AFAIK, there is nothing SoC specific about the
> ECANCELED issue, and we also still do not know what is causing the audio
> regression.
> 
> The thing is, we have a working and well-tested solution in the
> user-space service so there is no rush to switch to the in-kernel one
> (and risk distros removing the user-space service) before this has been
> fixed.

The in-kernel pd-mapper works fine on SM8550 and SM8650, please just revert
the X1E8 patch as suggested by Dmitry.

Neil

> 
> Johan
>