[ltp] Possible solution to ACPI power drain with 2.6.10

Tino Keitel linux-thinkpad@linux-thinkpad.org
Mon, 17 Jan 2005 16:34:41 +0100


On Sun, Jan 16, 2005 at 23:02:47 +0100, Michele Lamarca wrote:
> Hello everyone,
> there's a possible solution from Jürg Billeter, on
> http://bugzilla.kernel.org/show_bug.cgi?id=3022.
> 
> He suggests to remove the CONFIG_PPC_PMAC condition in
> drivers/video/aty/radeon_pm.c. Doing so, he reduces the power drain
> of his T40p.
> 
> 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.

Regards,
Tino