linux-kernel - Re: [PATCH 0/3] PM / Sleep: Introduce new phases of device suspend/resume

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Message-ID: <87ehugrf4x.fsf@ti.com>
Date:	Mon, 30 Jan 2012 14:37:18 -0800
From:	Kevin Hilman <khilman@...com>
To:	"Rafael J. Wysocki" <rjw@...k.pl>
Cc:	Linux PM list <linux-pm@...r.kernel.org>,
	LKML <linux-kernel@...r.kernel.org>, Greg KH <gregkh@...e.de>,
	Magnus Damm <magnus.damm@...il.com>,
	Mark Brown <broonie@...nsource.wolfsonmicro.com>
Subject: Re: [PATCH 0/3] PM / Sleep: Introduce new phases of device suspend/resume

"Rafael J. Wysocki" <rjw@...k.pl> writes:

> On Wednesday, January 25, 2012, Kevin Hilman wrote:
>> "Rafael J. Wysocki" <rjw@...k.pl> writes:
>> 
>> > Hi,
>> >
>> > On Friday, December 23, 2011, Rafael J. Wysocki wrote:
>> >> Hi,
>> >> 
>> >> On the request of some driver PM developers, that appears to have been quite
>> >> popular lately, this series of patches adds new system suspend/resume (and
>> >> hibernation/restore) callbacks to struct dev_pm_ops and makes the PM core
>> >> use them during system power transitions.
>> >> 
>> >> [1/2] - Introduce "late suspend" and "early resume" of devices.
>> >> [2/2] - Introduce generic callbacks for new device PM phases.
>> >> 
>> >> The series is on top of the linux-next branch of the linux-pm tree.
>> >> 
>> >> These patches have been tested on Toshiba Portege R500 with openSUSE 12.1
>> >> without crashing the box in the process, which looks promising.  Also,
>> >> they shouldn't actually have any impact on the existing setups other than
>> >> adding a very short delay to the system suspend/resume code paths.
>> >
>> > The patches have received some more testing since the were first posted and
>> > I've added a PM domains patch on top of them:
>> >
>> > [3/3] - Make generic PM domains use the new device suspend/resume phases.
>> >
>> > The series applies on top of linux-pm/pm-for-linus (although it should
>> > apply on top of the current mainline too).
>> >
>> > I'm considering these patches as v3.4 material, if there are no objections.
>> 
>> Reviewed-by: Kevin Hilman <khilman@...com>
>> 
>> Thanks Rafael for working on this.
>> 
>> So far I've only reviewed it, but I plan to convert my PM domain noirq
>> usage to this and give it some testing as well, hopefully this week.
>
> Great, thanks!
>

OK, I gave it a test on OMAP by converting our _noirq usage to the new
early/late callbacks.  Works great.  Thanks!

Tested-by: Kevin Hilman <khilman@...com>

Kevin

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