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SubjectRe: [PATCH 1/3] ALSA: hda/tegra: Skip reset on BPMP devices
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On 07/12/2021 11:57, Dmitry Osipenko wrote:
> 07.12.2021 14:02, Jon Hunter пишет:
>>
>> On 07/12/2021 10:58, Dmitry Osipenko wrote:
>>> 07.12.2021 13:44, Dmitry Osipenko пишет:
>>>> 07.12.2021 13:22, Dmitry Osipenko пишет:
>>>>> 07.12.2021 09:32, Sameer Pujar пишет:
>>>>>> HDA regression is recently reported on Tegra194 based platforms.
>>>>>> This happens because "hda2codec_2x" reset does not really exist
>>>>>> in Tegra194 and it causes probe failure. All the HDA based audio
>>>>>> tests fail at the moment. This underlying issue is exposed by
>>>>>> commit c045ceb5a145 ("reset: tegra-bpmp: Handle errors in BPMP
>>>>>> response") which now checks return code of BPMP command response.
>>>
>>> I see that this BPMP commit already has been reverted. There is no
>>> problem in this hda_tegra driver at all.
>>
>> That is temporary until this fix is merged and then we will revert the
>> revert.
>
> It's the device-tree that is broken, not the driver. If you don't care
> about broken HDMI audio using outdated dtb, then there is nothing to fix
> in the code.

That's correct. However, we do care about HDMI audio being broken with
existing DTBs and so we need to make sure they still work.

Jon

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