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

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Date:   Mon, 19 Feb 2018 15:53:30 +0200
From:   Andy Shevchenko <andy.shevchenko@...il.com>
To:     Hans de Goede <hdegoede@...hat.com>
Cc:     Mark Brown <broonie@...nel.org>,
        Liam Girdwood <lgirdwood@...il.com>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 0/9] ASoC: Intel: sst: Fix Bay Trail suspend/resume issues

On Mon, Feb 19, 2018 at 12:01 AM, Hans de Goede <hdegoede@...hat.com> 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@...il.com>

-- 
With Best Regards,
Andy Shevchenko