From: Pavel Machek <pavel@ucw.cz>
To: WareKala <warekala@lag.ath.cx>
Cc: linux-kernel@vger.kernel.org
Subject: Re: Sysfs, PCI-devices and power management
Date: Mon, 21 Feb 2005 00:14:20 +0100 [thread overview]
Message-ID: <20050220231420.GA1444@openzaurus.ucw.cz> (raw)
In-Reply-To: <1108819774.11821.12.camel@localhost>
> I don't know if this is the "right place(TM)" to ask about this, and if
> it isn't, I apologize. But the fact is that I haven't found any help
> from anywhere else and I can't learn enough without asking. So, the
> situation is like this: I am using a laptop and want to minimize the
> power consumption by shutting down unneeded components. Under windozer a
> program called Battery Doubler does the same by for example shutting
> down not-needed PCI devices. I too, tried to shut down certain devices
> by doing "echo 3 > /sys/devices/pci*/*0a*/power/state", but that didn't
> work. state was still a zero. So, I then
This is called runtime power managment; it still needs to be implemented.
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prev parent reply other threads:[~2005-03-01 13:49 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-02-19 13:29 WareKala
2005-02-20 23:14 ` Pavel Machek [this message]
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