linux-kernel - Re: [PATCH 2/2] mfd: intel-lpss: Avoid resuming runtime-suspended lpss unnecessarily

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Date:   Wed, 28 Sep 2016 10:19:27 +0200
From:   Oliver Neukum <oneukum@...e.com>
To:     Chen Yu <yu.c.chen@...el.com>
Cc:     Len Brown <len.brown@...el.com>,
        "Rafael J . Wysocki" <rafael.j.wysocki@...el.com>,
        Lee Jones <lee.jones@...aro.org>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Mika Westerberg <mika.westerberg@...ux.intel.com>,
        "Rafael J. Wysocki" <rjw@...ysocki.net>,
        Pavel Machek <pavel@....cz>, linux-kernel@...r.kernel.org,
        linux-pm@...r.kernel.org
Subject: Re: [PATCH 2/2] mfd: intel-lpss: Avoid resuming runtime-suspended
 lpss unnecessarily

On Wed, 2016-09-28 at 16:09 +0800, Chen Yu wrote:

> Thanks for your reply. Do you mean we should add the logic to pm core?
> There is already one if the driver's
> .prepare() returns a positive number(aka, RPM_SUSPENDED), then pm core will keep

Yes, that makes sense.

	Sorry
		Oliver