[ltp] Possible solution to ACPI power drain with 2.6.10

Tino Keitel linux-thinkpad@linux-thinkpad.org
Tue, 18 Jan 2005 13:31:30 +0100


On Tue, Jan 18, 2005 at 00:53:11 +0200, Marius Gedminas wrote:
> On Mon, Jan 17, 2005 at 04:34:41PM +0100, Tino Keitel wrote:
> > On Sun, Jan 16, 2005 at 23:02:47 +0100, Michele Lamarca wrote:
> > > This works for me. On my T40 (radeon 7500) power drain went from 2.7
> > > W to 0 .8 W
> > 
> > My T23 with a S3 SuperSavage also uses 4 W in ACPI S3 sleep (measured
> > at the power plug). I haven't measured power consumption in APM
> > suspend, though.
> 
> My T23 with a S3 SuperSavage uses ~0.7 W in ACPI S3 sleep (measured by
> /proc/acpi/battery/BAT0/state).

Ok, I just ckecked with APM. Seemes to be the same when measured at the
power plug. Even after the a shutdown. So the 4 W seem to be caused by
the power supply and ACPI suspend isn't broken.

Regards,
Tino