[ltp] X61s idle temperature/palm rest: partial solution

Hendrik-Jan Heins linux-thinkpad@linux-thinkpad.org
Wed, 23 Jul 2008 10:37:03 +0200


Aaaaaah!

Now that's a REALLY useful line!
I could not get the finger print reader quiet, but this does the trick!
(I used to blacklist uhci_hcd and load it in when I needed usb 1.1 support)

Could you put this on thinkwiki?

thank you!!!

Hendrik-Jan




2008/7/23 Tino Keitel <tino.keitel@tikei.de>:
> On Tue, Jul 22, 2008 at 19:00:18 +0200, Damien Challet wrote:
>
> [...]
>
>> What kind of idle temperatures do you have? Any additional advice?
>
> $ cat /proc/acpi/ibm/thermal
> temperatures:   44 37 37 37 -128 -128 -128 -128 34 36 -128 -128 -128
> -128 -128 -128
>
> This is with active WLAN, but with power saving enabled:
>
> power_level=`find "/sys/devices" -name "power_level"`
> echo 5 > $power_level
>
> I also had issues with an USB device that was permanently active. This
> device was the fingerprint reader, which didn't had autosuspend
> enabled. I created this udev rule to set all USB devices to
> autosuspend:
>
> $ cat /etc/udev/rules.d/z99usb-enable-autosuspend.rules
> SUBSYSTEM=="usb", ACTION=="add", RUN+="/lib/udev/usb-enable-autosuspend"
>
> $ cat /etc/udev/rules.d/z99usb-enable-autosuspend.rules
> SUBSYSTEM=="usb", ACTION=="add",
> RUN+="/lib/udev/usb-enable-autosuspend"
>
> $ cat /lib/udev/usb-enable-autosuspend
> #!/bin/sh
>
> if test -f /sys/$DEVPATH/power/level ; then
>        echo "auto" > /sys/$DEVPATH/power/level
> fi
>
> I also don't have bluetooth enabled, if that matters.
>
> Regards,
> Tino
> --
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