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SubjectRe: [alsa-devel] [PATCH] ASoC: da7219: check SRM lock in trigger callback
On Tue, Feb 11, 2020 at 1:18 AM Curtis Malainey <cujomalainey@google.com> wrote:
>
> +Fletcher Woodruff
> See comment #3 in the bug. This is not a GLK specific issue. If I remember correctly Fletcher found that this was occurring on 2-3 platforms.

Yes, I tested this and saw the same bug on a Pixelbook Go which I
believe is Comet Lake.


>SST has the ability to turn on clocks on demand which is why this has not been an issue previously from what I understand on the bug.
>
> And that is a fair point, we do need to consider other users of the codec.
>
>
> On Mon, Feb 10, 2020 at 8:07 AM Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> wrote:
>>
>>
>>
>> On 2/10/20 9:44 AM, Curtis Malainey wrote:
>> > +Jimmy Cheng-Yi Chiang <cychiang@google.com>
>> >
>> > This error is causing pcm_open commands to fail timing requirements,
>> > sometimes taking +500ms to open the PCM as a result. This work around is
>> > required so we can meet the timing requirements. The bug is explained in
>> > detail here https://github.com/thesofproject/sof/issues/2124
>>
>> Ah, thanks for the pointer, but this still does not tell me if it's a
>> GLK-only issue or not. And if yes, there are alternate proposals
>> discussed in that issue #2124, which has been idle since November 25.
>>
>> What I am really worried is side effects on unrelated platforms.

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