Michael Doube wrote: > Hello > > I'm using powertop from the svn repository on a Sony Vaio SZ650N, Ubuntu > Hardy. Powertop suggests turning off bluetooth to save power, but the > commands that it runs do not turn off power to my bluetooth module. The > only way I can remove the device is to do this as root: > > echo "0" > /sys/devices/platform/sony-laptop/bluetoothpower > > there are other devices listed by the sony-laptop module that can be > turned off in the same way: > > audiopower > cdpower > wwanpower > > For example. So, if I'm not using any sound, power to the sound card > can be shut off. > > Vaios are "Intel inside", but have their own special ACPI > implementation, as I understand it. > lspci > 00:00.0 Host bridge: Intel Corporation Mobile PM965/GM965/GL960 Memory > Controller Hub (rev 0c) > 00:02.0 VGA compatible controller: Intel Corporation Mobile GM965/GL960 > Integrated Graphics Controller (rev 0c) > 00:02.1 Display controller: Intel Corporation Mobile GM965/GL960 > Integrated Graphics Controller (rev 0c) > 00:1a.0 USB Controller: Intel Corporation 82801H (ICH8 Family) USB UHCI > Controller #4 (rev 03) > 00:1a.1 USB Controller: Intel Corporation 82801H (ICH8 Family) USB UHCI > Controller #5 (rev 03) > 00:1a.7 USB Controller: Intel Corporation 82801H (ICH8 Family) USB2 EHCI > Controller #2 (rev 03) > 00:1b.0 Audio device: Intel Corporation 82801H (ICH8 Family) HD Audio > Controller (rev 03) > 00:1c.0 PCI bridge: Intel Corporation 82801H (ICH8 Family) PCI Express > Port 1 (rev 03) > 00:1c.1 PCI bridge: Intel Corporation 82801H (ICH8 Family) PCI Express > Port 2 (rev 03) > 00:1c.2 PCI bridge: Intel Corporation 82801H (ICH8 Family) PCI Express > Port 3 (rev 03) > 00:1c.3 PCI bridge: Intel Corporation 82801H (ICH8 Family) PCI Express > Port 4 (rev 03) > 00:1d.0 USB Controller: Intel Corporation 82801H (ICH8 Family) USB UHCI > Controller #1 (rev 03) > 00:1d.1 USB Controller: Intel Corporation 82801H (ICH8 Family) USB UHCI > Controller #2 (rev 03) > 00:1d.2 USB Controller: Intel Corporation 82801H (ICH8 Family) USB UHCI > Controller #3 (rev 03) > 00:1d.7 USB Controller: Intel Corporation 82801H (ICH8 Family) USB2 EHCI > Controller #1 (rev 03) > 00:1e.0 PCI bridge: Intel Corporation 82801 Mobile PCI Bridge (rev f3) > 00:1f.0 ISA bridge: Intel Corporation 82801HEM (ICH8M) LPC Interface > Controller (rev 03) > 00:1f.1 IDE interface: Intel Corporation 82801HBM/HEM (ICH8M/ICH8M-E) > IDE Controller (rev 03) > 00:1f.2 SATA controller: Intel Corporation 82801HBM/HEM (ICH8M/ICH8M-E) > SATA AHCI Controller (rev 03) > 00:1f.3 SMBus: Intel Corporation 82801H (ICH8 Family) SMBus Controller > (rev 03) > 06:00.0 Network controller: Intel Corporation PRO/Wireless 4965 AG or > AGN Network Connection (rev 61) > 07:00.0 Ethernet controller: Marvell Technology Group Ltd. 88E8055 PCI-E > Gigabit Ethernet Controller (rev 12) > 09:04.0 CardBus bridge: Texas Instruments PCIxx12 Cardbus Controller > 09:04.1 FireWire (IEEE 1394): Texas Instruments PCIxx12 OHCI Compliant > IEEE 1394 Host Controller > 09:04.2 Mass storage controller: Texas Instruments 5-in-1 Multimedia > Card Reader (SD/MMC/MS/MS PRO/xD) > > I hope these suggestions are useful, > > Mike > thanks,yes,It's very usefull. > _______________________________________________ > Power mailing list > [email protected] > http://www.bughost.org/mailman/listinfo/power > >
-- --------------------------------- Zhenwen Xu - Open and Free Home Page: http://dim4.cn Gtalk: [EMAIL PROTECTED] _______________________________________________ Power mailing list [email protected] http://www.bughost.org/mailman/listinfo/power
