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SubjectRe: [PATCH] ACPI / LPSS: Avoid PM quirks on suspend and resume from S3
On Wed, Jun 13, 2018 at 03:53:07PM +0300, Andy Shevchenko wrote:
> On Wed, 2018-06-13 at 13:17 +0200, Rafael J. Wysocki wrote:
> > From: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
> >
> > It is reported that commit a192aa923b66a (ACPI / LPSS: Consolidate
> > runtime PM and system sleep handling) introduced a system suspend
> > regression on some machines, but the only functional change made by
> > it was to cause the PM quirks in the LPSS to also be used during
> > system suspend and resume. While that should always work for
> > suspend-to-idle, it turns out to be problematic for S3
> > (suspend-to-RAM).
> >
> > To address that issue restore the previous S3 suspend and resume
> > behavior of the LPSS to avoid applying PM quirks then.
> >
>
> LGTM,
> Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>

Also,

Acked-by: Mika Westerberg <mika.westerberg@linux.intel.com>

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