From: Oliver Neukum <oliver@neukum.org>
To: Alan Stern <stern@rowland.harvard.edu>
Cc: Pavel Machek <pavel@ucw.cz>,
linux-kernel@vger.kernel.org,
linux-usb-devel@lists.sourceforge.net
Subject: Re: [linux-usb-devel] error to be returned while suspended
Date: Thu, 5 Oct 2006 18:35:21 +0200 [thread overview]
Message-ID: <200610051835.21704.oliver@neukum.org> (raw)
In-Reply-To: <Pine.LNX.4.44L0.0610051219500.6596-100000@iolanthe.rowland.org>
Am Donnerstag, 5. Oktober 2006 18:21 schrieb Alan Stern:
> Currently we don't have any userspace APIs for such a daemon to use. The
> only existing API is deprecated and will go away soon.
I trust it'll be replaced.
> Current thinking is that a driver will suspend its device whenever the
> device isn't in use. With usblp, that would be whenever the device file
> isn't open. See the example code in usb-skeleton.c.
In the general case the idea seems insufficient. If I close my laptop's lid
I want all input devices suspended, whether the corresponding files are
opened or not. In fact, if I have port level power control I might even
want to cut power to them.
Regards
Oliver
next prev parent reply other threads:[~2006-10-05 16:34 UTC|newest]
Thread overview: 46+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-10-03 11:23 error to be returned while suspended Oliver Neukum
2006-10-03 12:51 ` linux-os (Dick Johnson)
2006-10-03 13:02 ` Oliver Neukum
2006-10-03 14:17 ` linux-os (Dick Johnson)
2006-10-04 11:19 ` Pavel Machek
2006-10-04 16:34 ` Oliver Neukum
2006-10-04 22:44 ` Pavel Machek
2006-10-05 7:07 ` Oliver Neukum
2006-10-05 8:57 ` Pavel Machek
2006-10-05 16:21 ` [linux-usb-devel] " Alan Stern
2006-10-05 16:35 ` Oliver Neukum [this message]
2006-10-05 18:24 ` Alan Stern
2006-10-05 18:43 ` Oliver Neukum
2006-10-05 20:48 ` Alan Stern
2006-10-05 21:25 ` Oliver Neukum
2006-10-05 21:45 ` Alan Stern
2006-10-06 7:21 ` Oliver Neukum
2006-10-06 17:48 ` Alan Stern
2006-10-06 11:25 ` Pavel Machek
2006-10-06 2:47 ` David Brownell
2006-10-06 7:04 ` Oliver Neukum
2006-10-06 11:27 ` Pavel Machek
2006-10-06 14:09 ` Oliver Neukum
2006-10-06 21:10 ` David Brownell
2006-10-07 10:49 ` Oliver Neukum
2006-10-07 11:08 ` Pavel Machek
2006-10-07 17:16 ` Oliver Neukum
2006-10-08 0:03 ` David Brownell
2006-10-08 2:03 ` Alan Stern
2006-10-08 7:07 ` Oliver Neukum
2006-10-08 14:27 ` Alan Stern
2006-10-08 19:36 ` Pavel Machek
2006-10-08 19:57 ` Oliver Neukum
2006-10-08 21:06 ` Pavel Machek
2006-10-08 6:40 ` Oliver Neukum
2006-10-09 15:56 ` David Brownell
2006-10-08 6:51 ` Oliver Neukum
2006-10-08 7:14 ` Oliver Neukum
2006-10-08 13:24 ` Oliver Neukum
2006-10-08 14:32 ` Alan Stern
2006-10-08 19:41 ` /sys/.../power/state " Pavel Machek
2006-10-08 19:19 ` Pavel Machek
[not found] ` <200610080838.03488.oliver@neukum.org>
[not found] ` <200610080020.49158.david-b@pacbell.net>
2006-10-08 8:39 ` Oliver Neukum
2006-10-08 14:16 ` Dmitry Torokhov
2006-10-06 11:23 ` Pavel Machek
2006-10-06 11:21 ` Pavel Machek
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