From: Oliver Neukum <oneukum@suse.de>
To: linux-pm@lists.linux-foundation.org
Cc: linux-pm@lists.osdl.org, pavel@ucw.cz
Subject: Re: [RFC] dynamic device power management proposal
Date: Thu, 22 Mar 2007 14:48:59 +0100 [thread overview]
Message-ID: <200703221449.00225.oneukum@suse.de> (raw)
In-Reply-To: <200703221339.l2MDdejg007459@olwen.urbana.css.mot.com>
Am Donnerstag, 22. März 2007 14:39 schrieb Scott E. Preece:
> There's nothing contrived or corner-case-ish about cyclic operations in
> a world where media players, animations, etc., are utterly commonplace.
> And latency may be ignorable in a laptop environment, but it absolutely
> isn't in embedded devices, which users expect to operate immediately, as
> though they were gear-driven rather than computer-driven.
USB currently uses a delay and a switch in sysfs. Devices that have
several power saving levels would also need an attribute to specify that.
Is that acceptable?
Regards
Oliver
next prev parent reply other threads:[~2007-03-22 13:48 UTC|newest]
Thread overview: 42+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-03-22 13:39 [RFC] dynamic device power management proposal Scott E. Preece
2007-03-22 13:48 ` Oliver Neukum [this message]
2007-03-22 14:01 ` Pavel Machek
2007-03-22 14:45 ` Alan Stern
2007-03-22 18:53 ` David Brownell
-- strict thread matches above, loose matches on Subject: below --
2007-03-22 19:18 Scott E. Preece
2007-03-22 19:05 Scott E. Preece
2007-03-27 12:05 ` Pavel Machek
2007-03-27 12:19 ` Oliver Neukum
2007-03-21 20:19 Scott E. Preece
2007-03-21 21:45 ` Pavel Machek
2007-03-26 13:53 ` Amit Kucheria
2007-03-19 9:08 Shaohua Li
2007-03-19 15:44 ` Alan Stern
2007-03-20 1:06 ` Shaohua Li
2007-03-20 14:58 ` Alan Stern
2007-03-21 1:43 ` Shaohua Li
2007-03-21 14:44 ` Alan Stern
2007-03-22 4:42 ` Len Brown
2007-03-22 11:56 ` Jim Gettys
2007-03-22 19:28 ` David Brownell
2007-03-22 13:20 ` Pavel Machek
2007-03-22 13:44 ` Oliver Neukum
2007-03-22 13:56 ` Pavel Machek
2007-03-22 14:18 ` Oliver Neukum
2007-03-22 14:22 ` Pavel Machek
2007-03-22 14:26 ` Oliver Neukum
2007-03-22 14:35 ` Pavel Machek
2007-03-22 19:41 ` David Brownell
2007-03-22 19:58 ` David Brownell
2007-03-20 18:30 ` Pavel Machek
2007-03-21 1:34 ` Shaohua Li
2007-03-21 15:21 ` Amit Kucheria
2007-03-21 21:49 ` Dmitry Krivoschekov
2007-03-21 22:54 ` Pavel Machek
2007-03-21 21:39 ` Pavel Machek
2007-03-22 3:09 ` Shaohua Li
2007-03-22 13:13 ` Pavel Machek
2007-03-22 19:20 ` David Brownell
2007-03-22 20:32 ` Alan Stern
2007-03-22 20:02 ` David Brownell
2007-03-22 22:10 ` Greg KH
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