From: Uli Luckas <u.luckas@road.de>
To: linux-pm@lists.linux-foundation.org
Cc: Brian Swetland <swetland@google.com>,
Nigel Cunningham <ncunningham@crca.org.au>
Subject: Re: [RFC][PATCH 00/11] Android PM extensions
Date: Mon, 2 Feb 2009 12:00:59 +0100 [thread overview]
Message-ID: <200902021200.59992.u.luckas@road.de> (raw)
In-Reply-To: <Pine.LNX.4.44L0.0902011219170.27579-100000@netrider.rowland.org>
On Sunday, 1. February 2009, Alan Stern wrote:
> Early-suspend seems to be a completely different matter. In fact it
> isn't a suspend state at all, as far as I understand it. It's more
> like what you get simply by doing a runtime suspend on some collection
> of devices. I don't see that the kernel needs to treat it as a special
> state, and in might be possible to have a user program manage the whole
> thing -- provided the drivers in question implement runtime power
> management (as USB has done).
>
> Alan Stern
Except you always want early-suspend and auto-suspend at the same time. The
idea is, if all display of system states is off (early-suspend), we can
enable or disable the cpu at will (auto-suspend) because nobody will notice.
Uli
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next prev parent reply other threads:[~2009-02-02 11:00 UTC|newest]
Thread overview: 89+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-01-14 1:27 [RFC][PATCH 00/11] Android PM extensions Arve Hjønnevåg
2009-01-14 1:27 ` [PATCH 01/11] PM: Add wake lock api Arve Hjønnevåg
2009-01-14 1:27 ` [PATCH 02/11] PM: Add early suspend api Arve Hjønnevåg
2009-01-14 1:27 ` [PATCH 03/11] PM: Implement wakelock api Arve Hjønnevåg
2009-01-14 1:27 ` [PATCH 04/11] PM: Implement early suspend api Arve Hjønnevåg
2009-01-14 1:27 ` [PATCH 05/11] PM: Enable early suspend through /sys/power/state Arve Hjønnevåg
2009-01-14 1:27 ` [PATCH 06/11] PM: Add user-space wake lock api Arve Hjønnevåg
2009-01-14 1:27 ` [PATCH 07/11] PM: wakelock: Abort task freezing if a wake lock is held Arve Hjønnevåg
2009-01-14 1:27 ` [PATCH 08/11] PM: earlysuspend: Add console switch when user requested sleep state changes Arve Hjønnevåg
2009-01-14 1:27 ` [PATCH 09/11] PM: earlysuspend: Removing dependence on console Arve Hjønnevåg
2009-01-14 1:27 ` [PATCH 10/11] Input: Hold wake lock while event queue is not empty Arve Hjønnevåg
2009-01-14 1:27 ` [PATCH 11/11] ledtrig-sleep: Add led trigger for sleep debugging Arve Hjønnevåg
2009-01-30 12:43 ` [PATCH 06/11] PM: Add user-space wake lock api Uli Luckas
2009-01-31 0:17 ` Arve Hjønnevåg
2009-01-31 7:24 ` Brian Swetland
2009-01-28 19:34 ` [PATCH 05/11] PM: Enable early suspend through /sys/power/state Pavel Machek
2009-01-31 3:13 ` Arve Hjønnevåg
2009-01-31 15:49 ` Alan Stern
2009-02-02 11:44 ` Pavel Machek
2009-02-02 11:45 ` Pavel Machek
2009-02-02 22:36 ` Arve Hjønnevåg
2009-01-14 9:48 ` [PATCH 04/11] PM: Implement early suspend api Nigel Cunningham
2009-01-14 23:57 ` Arve Hjønnevåg
2009-01-14 9:30 ` [PATCH 03/11] PM: Implement wakelock api Nigel Cunningham
2009-01-14 23:28 ` Arve Hjønnevåg
2009-01-14 9:17 ` [PATCH 02/11] PM: Add early suspend api Nigel Cunningham
2009-01-14 23:18 ` Arve Hjønnevåg
2009-01-14 9:09 ` [PATCH 01/11] PM: Add wake lock api Nigel Cunningham
2009-01-14 23:07 ` Arve Hjønnevåg
2009-01-14 9:01 ` [RFC][PATCH 00/11] Android PM extensions Nigel Cunningham
2009-01-15 0:10 ` Arve Hjønnevåg
2009-01-15 4:42 ` Arve Hjønnevåg
2009-01-15 15:08 ` Alan Stern
2009-01-15 20:34 ` Arve Hjønnevåg
2009-01-29 13:04 ` Pavel Machek
2009-01-30 1:16 ` Arve Hjønnevåg
2009-01-30 3:27 ` Alan Stern
2009-01-30 4:40 ` Arve Hjønnevåg
2009-01-30 6:04 ` Arve Hjønnevåg
2009-02-02 11:49 ` Pavel Machek
2009-01-30 9:11 ` Pavel Machek
2009-01-30 12:34 ` Uli Luckas
2009-02-02 11:46 ` Pavel Machek
2009-01-30 15:13 ` Alan Stern
2009-01-31 0:02 ` Arve Hjønnevåg
2009-01-31 16:19 ` Alan Stern
2009-01-31 23:28 ` Arve Hjønnevåg
2009-02-02 10:42 ` Uli Luckas
2009-02-02 15:05 ` Alan Stern
2009-02-02 16:15 ` Uli Luckas
2009-02-02 16:35 ` Alan Stern
2009-02-03 20:15 ` Pavel Machek
2009-01-31 7:47 ` Brian Swetland
2009-01-31 15:41 ` Alan Stern
2009-01-31 18:39 ` Rafael J. Wysocki
2009-01-31 18:54 ` Igor Stoppa
2009-02-01 1:04 ` Arve Hjønnevåg
2009-02-02 11:55 ` Pavel Machek
2009-01-31 22:41 ` Arve Hjønnevåg
2009-01-31 23:20 ` Rafael J. Wysocki
2009-01-31 23:32 ` Arve Hjønnevåg
2009-02-01 0:18 ` Rafael J. Wysocki
2009-02-01 1:17 ` Arve Hjønnevåg
2009-02-01 1:32 ` Rafael J. Wysocki
2009-02-01 2:14 ` Arve Hjønnevåg
2009-02-01 12:30 ` Rafael J. Wysocki
2009-02-01 14:03 ` Woodruff, Richard
2009-02-01 17:43 ` Alan Stern
2009-02-01 19:27 ` Woodruff, Richard
2009-02-02 11:00 ` Uli Luckas [this message]
2009-02-02 15:09 ` Alan Stern
2009-02-02 16:24 ` Uli Luckas
2009-02-02 21:47 ` Nigel Cunningham
2009-02-02 23:21 ` Arve Hjønnevåg
2009-02-02 23:51 ` Nigel Cunningham
2009-02-03 0:08 ` Arve Hjønnevåg
2009-02-04 13:25 ` Pavel Machek
2009-02-02 23:10 ` Arve Hjønnevåg
2009-02-03 3:27 ` Alan Stern
2009-02-03 4:18 ` Arve Hjønnevåg
2009-02-03 20:30 ` Alan Stern
2009-02-04 13:29 ` Pavel Machek
2009-02-02 11:56 ` Pavel Machek
2009-02-02 12:38 ` Uli Luckas
2009-01-30 9:08 ` Pavel Machek
2009-01-30 9:25 ` Brian Swetland
2009-01-28 19:31 ` Pavel Machek
-- strict thread matches above, loose matches on Subject: below --
2009-02-05 2:50 Arve Hjønnevåg
2009-02-06 23:51 ` Rafael J. Wysocki
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