From: "Rafael J. Wysocki" <rjw@sisk.pl>
To: Pavel Machek <pavel@suse.cz>
Cc: oneukum@suse.de, linux-pm@lists.linux-foundation.org,
James.Bottomley@hansenpartnership.com,
linux-kernel@vger.kernel.org, teheo@novell.com,
stefanr@s5r6.in-berlin.de, Martin.Leisner@xerox.com
Subject: Re: autosuspend for SCSI devices
Date: Fri, 22 Aug 2008 22:52:51 +0200 [thread overview]
Message-ID: <200808222252.52947.rjw@sisk.pl> (raw)
In-Reply-To: <20080822105626.GA9475@elf.ucw.cz>
On Friday, 22 of August 2008, Pavel Machek wrote:
> From: Alan Stern <stern@rowland.harvard.edu>
>
> Add support for autosuspend/autoresume of the SCSI devices. Lowlevel
> driver can use it to spin the disk down... and it is neccessary step
> for powering down the controllers.
>
> Spinning down the disk is useful - saves ~0.5W here, and it is last
> major thing we can do to save power on some small machines like
> Kohjinsha subnotebooks.
>
> Signed-off-by: Pavel Machek <pavel@suse.cz>
-ENOPATCH
next prev parent reply other threads:[~2008-08-22 20:49 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-08-22 10:56 autosuspend for SCSI devices Pavel Machek
2008-08-22 20:52 ` Rafael J. Wysocki [this message]
2008-08-25 8:19 ` Pavel Machek
2008-08-25 8:55 ` Oliver Neukum
2008-08-26 9:43 ` Pavel Machek
2008-08-26 11:01 ` Oliver Neukum
2008-08-28 8:04 ` Pavel Machek
2008-08-28 21:17 ` Oliver Neukum
2008-09-02 9:08 ` Pavel Machek
2008-09-02 9:39 ` Oliver Neukum
2008-09-02 14:04 ` [linux-pm] " Alan Stern
2008-08-25 19:47 ` Tino Keitel
2008-08-26 9:44 ` Pavel Machek
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