From: David Brownell <david-b@pacbell.net>
To: Johannes Berg <johannes@sipsolutions.net>
Cc: Alexey Starikovskiy <alexey.y.starikovskiy@intel.com>,
Ben Dooks <ben@simtec.co.uk>,
Dirk Behme <dirk.behme@de.bosch.com>, Pavel Machek <pavel@ucw.cz>,
linux-pm@lists.linux-foundation.org, Nicolas Pitre <nico@cam.org>,
Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Subject: Re: [PATCH] implement pm_ops.valid for everybody
Date: Thu, 22 Mar 2007 10:10:58 -0700 [thread overview]
Message-ID: <200703221010.59040.david-b@pacbell.net> (raw)
In-Reply-To: <1174557785.3944.74.camel@johannes.berg>
On Thursday 22 March 2007 3:03 am, Johannes Berg wrote:
> > And remember that the implementor must make various decisions in
> > any case, since the SOC probably has half a dozen distinct
> > low power states, but Linux can only name two of them.
>
> Actually, now that we have everybody using .valid
Seems kind of temporary, so long as pm_set_ops() doesn't
enforce that as a requirement ...
> we can add an
> arbitrary amount of them if we wish :>
For as many as can be #defined, yes. But such #defines will
be rare; adding a new one would mean updating pm_states[]
plus maybe other code, and there are other structural issues
with that notion ... especially the way suspend() methods
have no way to determine the semantics of the target state.
- Dave
next prev parent reply other threads:[~2007-03-22 17:10 UTC|newest]
Thread overview: 83+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20070320015821.782406000@sipsolutions.net>
2007-03-20 1:58 ` [PATCH] rework pm_ops pm_disk_modes foo Johannes Berg
2007-03-20 8:46 ` [PATCH v2] " Johannes Berg
2007-03-20 9:31 ` Pavel Machek
2007-03-20 9:36 ` Johannes Berg
2007-03-20 9:43 ` Pavel Machek
2007-03-20 9:46 ` Johannes Berg
2007-03-20 10:17 ` [PATCH] add firmware disk state and clean up Johannes Berg
2007-03-20 10:25 ` Pavel Machek
2007-03-20 10:45 ` Johannes Berg
2007-03-20 11:02 ` [PATCH] remove firmware disk mode Johannes Berg
2007-03-20 13:15 ` Pavel Machek
2007-03-20 11:06 ` [PATCH] implement pm_ops.valid for everybody Johannes Berg
2007-03-20 13:16 ` Pavel Machek
2007-03-20 23:44 ` David Brownell
2007-03-20 22:49 ` Pavel Machek
2007-03-21 21:01 ` Guennadi Liakhovetski
2007-03-21 22:07 ` David Brownell
2007-03-21 22:36 ` Guennadi Liakhovetski
2007-03-21 22:57 ` Pavel Machek
2007-03-21 23:25 ` David Brownell
2007-03-21 23:31 ` Pavel Machek
2007-03-22 10:03 ` Johannes Berg
2007-03-22 17:10 ` David Brownell [this message]
2007-03-22 17:18 ` Johannes Berg
2007-03-22 18:13 ` David Brownell
2007-03-22 18:18 ` Johannes Berg
2007-03-21 23:32 ` Rafael J. Wysocki
2007-03-20 22:59 ` [PATCH] add firmware disk state and clean up David Brownell
2007-03-20 22:09 ` Pavel Machek
2007-03-20 23:31 ` David Brownell
2007-03-20 11:48 ` [PATCH] rework pm_ops pm_disk_modes foo Johannes Berg
2007-03-22 13:44 [PATCH] implement pm_ops.valid for everybody Scott E. Preece
2007-03-22 18:29 ` David Brownell
2007-03-22 19:26 ` Tony Lindgren
2007-03-22 21:16 ` David Brownell
2007-03-23 13:15 ` tony
2007-03-23 18:25 ` David Brownell
2007-03-22 21:37 ` Rafael J. Wysocki
2007-03-22 21:27 ` Rafael J. Wysocki
2007-03-22 21:43 ` David Brownell
2007-03-22 21:56 ` Guennadi Liakhovetski
2007-03-22 22:42 ` David Brownell
2007-03-22 22:10 ` Rafael J. Wysocki
2007-03-22 22:56 ` David Brownell
2007-03-22 23:21 ` Rafael J. Wysocki
2007-03-22 23:55 ` David Brownell
2007-03-23 1:14 ` Matthew Locke
2007-03-23 13:17 ` tony
2007-03-23 13:35 ` Igor Stoppa
2007-03-23 14:52 ` tony
2007-03-23 15:17 ` Igor Stoppa
2007-03-23 18:51 ` Matthew Locke
2007-03-23 19:19 ` Igor Stoppa
2007-03-23 18:29 ` David Brownell
2007-03-23 19:21 ` Matthew Locke
2007-03-23 20:11 ` David Brownell
2007-03-23 6:46 ` Guennadi Liakhovetski
2007-03-23 16:15 ` David Brownell
2007-03-23 21:08 ` Guennadi Liakhovetski
2007-03-24 0:52 ` David Brownell
2007-03-23 13:43 ` Rafael J. Wysocki
2007-03-23 17:57 ` David Brownell
2007-03-23 20:39 ` Rafael J. Wysocki
2007-03-24 0:01 ` Pavel Machek
2007-03-24 0:54 ` David Brownell
2007-03-24 20:01 ` Rafael J. Wysocki
2007-03-24 0:41 ` Dmitry Krivoschekov
2007-03-24 20:49 ` David Brownell
2007-03-24 21:01 ` Johannes Berg
2007-03-25 1:02 ` David Brownell
2007-03-24 21:36 ` Rafael J. Wysocki
2007-03-24 22:19 ` David Brownell
2007-03-25 10:26 ` Dmitry Krivoschekov
2007-03-25 15:20 ` David Brownell
2007-03-25 16:23 ` Jim Gettys
2007-03-25 16:55 ` David Brownell
2007-03-23 18:18 ` Matthew Locke
2007-03-24 3:08 ` Paul Mackerras
2007-03-24 20:04 ` Rafael J. Wysocki
2007-03-22 23:29 ` Guennadi Liakhovetski
2007-03-22 23:44 ` David Brownell
2007-03-22 23:45 ` Guennadi Liakhovetski
2007-03-22 21:33 ` Rafael J. Wysocki
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