linux-kernel - Re: [PATCH] ACPI / LPSS: Avoid PM quirks on suspend and resume from hibernation

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Date:   Thu, 26 Jul 2018 12:59:25 +0300
From:   Mika Westerberg <mika.westerberg@...ux.intel.com>
To:     "Rafael J. Wysocki" <rjw@...ysocki.net>
Cc:     Linux ACPI <linux-acpi@...r.kernel.org>,
        Kai-Heng Feng <kai.heng.feng@...onical.com>,
        Linux PM <linux-pm@...r.kernel.org>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] ACPI / LPSS: Avoid PM quirks on suspend and resume from
 hibernation

On Thu, Jul 26, 2018 at 10:58:20AM +0200, Rafael J. Wysocki wrote:
> From: Rafael J. Wysocki <rafael.j.wysocki@...el.com>
> 
> Commit a09c59130688 (ACPI / LPSS: Avoid PM quirks on suspend and
> resume from S3) modified the ACPI driver for Intel SoCs (LPSS) to
> avoid applying PM quirks on suspend and resume from S3 to address
> system-wide suspend and resume problems on some systems, but it is
> reported that the same issue also affects hibernation, so extend
> the approach used by that commit to cover hibernation as well.
> 
> Fixes: a09c59130688 (ACPI / LPSS: Avoid PM quirks on suspend and resume from S3)
> Link: https://bugs.launchpad.net/bugs/1774950
> Reported-by: Kai-Heng Feng <kai.heng.feng@...onical.com>
> Cc: 4.15+ <stable@...r.kernel.org> # 4.15+
> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@...el.com>

Reviewed-by: Mika Westerberg <mika.westerberg@...ux.intel.com>