From: Pavel Machek <pavel@suse.cz>
To: Stefan Seyfried <seife@suse.de>
Cc: Matthew Garrett <mjg59@srcf.ucam.org>,
linux-pm@lists.osdl.org, linux-acpi@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH, RFC] [1/3] Generic in-kernel AC status
Date: Fri, 10 Feb 2006 13:19:13 +0100 [thread overview]
Message-ID: <20060210121913.GA4974@elf.ucw.cz> (raw)
In-Reply-To: <20060210080643.GA14763@suse.de>
On Pá 10-02-06 09:06:43, Stefan Seyfried wrote:
> On Wed, Feb 08, 2006 at 12:57:53PM +0000, Matthew Garrett wrote:
> > The included patch adds support for power management methods to register
> > callbacks in order to allow drivers to check if the system is on AC or
> > not. Following patches add support to ACPI and APM. Feedback welcome.
>
> Ok. Maybe i am not seeing the point. But why do we need this in the kernel?
> Can't we handles this easily in userspace?
Some kernel parts need to now: for example powernow-k8: some
frequencies are not allowed when you are running off battery. [Just
now it is solved by not allowing those frequencies at all unless ACPI
is available; quite an ugly solution.]
Pavel
--
Web maintainer for suspend.sf.net (www.sf.net/projects/suspend) wanted...
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next prev parent reply other threads:[~2006-02-10 12:19 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-02-08 12:57 [PATCH, RFC] [1/3] Generic in-kernel AC status Matthew Garrett
2006-02-08 13:03 ` [PATCH, RFC] [2/3] ACPI support for generic " Matthew Garrett
2006-02-08 13:04 ` [PATCH, RFC] [1/3] Generic " Matthew Garrett
2006-02-08 16:58 ` [linux-pm] " Greg KH
2006-02-08 17:08 ` Matthew Garrett
2006-02-08 17:16 ` [linux-pm] " Greg KH
2006-02-08 17:49 ` Matthew Garrett
2006-02-09 5:46 ` Greg KH
2006-02-09 8:53 ` Gabor Gombas
2006-02-10 12:21 ` Pavel Machek
2006-02-10 13:13 ` Gabor Gombas
2006-02-10 13:19 ` [linux-pm] " Matthew Garrett
2006-02-10 13:54 ` Pavel Machek
2006-02-10 13:56 ` Gabor Gombas
2006-02-08 22:25 ` Philipp Matthias Hahn
2006-02-10 12:21 ` Pavel Machek
2006-02-10 8:06 ` Stefan Seyfried
2006-02-10 12:19 ` Pavel Machek [this message]
2006-02-10 12:32 ` Stefan Seyfried
2006-02-10 13:46 ` Pavel Machek
2006-02-12 10:17 ` Jan Engelhardt
2006-02-12 11:27 ` Kyle Moffett
2006-02-14 17:44 ` Thomas Renninger
2006-02-14 20:17 ` Rafael J. Wysocki
2006-02-15 12:36 ` Thomas Renninger
2006-02-15 12:47 ` Matthew Garrett
2006-02-15 15:04 ` Thomas Renninger
2006-02-16 22:44 ` Pavel Machek
2006-02-16 22:39 ` Pavel Machek
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