Fwd: wakeups due to bluetooth

[Yuan Chao]

Sorry forgot about power ML again.


---------- Forwarded message ----------
From: Yuan Chao <yuanchao at gmail.com>
Date: Mon, Feb 25, 2008 at 1:41 AM
Subject: Re: wakeups due to bluetooth
To: Erik Andrén <erik.andren at gmail.com>


On Thu, Feb 21, 2008 at 7:33 PM, Erik Andrén <erik.andren at gmail.com> wrote:
 >
 >
 >
 >  Yuan Chao wrote:
 >  > On Wed, Feb 20, 2008 at 6:16 AM, Peter F. Patel-Schneider
 >  > <pfps at verizon.net> wrote:
 >  >
 >  >>  One of the suggestions that Powertop makes is to turn off bluetooth.
 >  >>  That gets rid of the interrupts from the bluetooth device but at the
 >  >>  cost of removing bluetooth functionality.  Is there any effort to fix
 >  > One more thought: the bluetooth itself is a huge power comsumer. What
 >  > we need would be an easier on/off mechanism.
 >  >
 >
 >  HAL has some support for a software bluetooth killswitch.
 Yes, but it seems not including all notebook types yet.
 (they are quite variant for different brands.)
 It seems that a new interface "rfkill" is being implemented for this.



 >  Also, there's often a physical bluetooth toogle button on laptops.
 >  I only enable WLAN / Bluetooth / Webcam when I need them and turn them
 >  off after usage to minimize the power consumption.
 >
 >  Regards,
 >  Erik
 >  >
 >


 --
 Best regards,
 Yuan Chao



-- 
Best regards,
Yuan Chao