Re: [PATCH 0/9] ASoC: Intel: sst: Fix Bay Trail suspend/resume issues

From: Andy Shevchenko
Date: Mon Feb 19 2018 - 08:53:36 EST


On Mon, Feb 19, 2018 at 12:01 AM, Hans de Goede <hdegoede@xxxxxxxxxx> wrote:
> Hi All,
>
> Here is a series fixing suspend/resume errors (and broken audio after
> resume) on Bay Trail devices.
>
> Cherry Trail devices also do not like being suspend while audio is
> playing, but with different sypmtoms instead of SST_ERR_INVALID_STREAM_ID
> errors, if a stream was playing (being allocated is fine, playing is a
> problem) before suspend then after resume we get the following errors:
>
> [ 2312.389974] intel_sst_acpi 808622A8:00: sst: Busy wait failed, cant send this msg
> [ 2312.597976] intel_sst_acpi 808622A8:00: sst: Busy wait failed, cant send this msg
> ...
>
> Until the stream is stopped and restarted after which things work fine
> again. I've tried enabling the quirk this commit adds for Cherry Trail
> devices too, but that does not help. If anyone has any clues about the CHT
> problem, please let me know.

Good fix!

FWIW,
Reviewed-by: Andy Shevchenko <andy.shevchenko@xxxxxxxxx>

--
With Best Regards,
Andy Shevchenko