On Tue, 9 Jan 2007, Jon Smirl wrote:

> Is there some tool or sys variable that can toggle power to the
> device? That will let me see if it is in sleep mode when it shouldn't
> be.

If you turn on CONFIG_PM_SYSFS_DEPRECATED then you can suspend your device 
by doing:

        echo -n 2 >/sys/bus/usb/devices/.../power/state

and resume it by writing a '0' instead of a '2'.  The value in that file 
will tell you the device's current state.

Alan Stern


-------------------------------------------------------------------------
Take Surveys. Earn Cash. Influence the Future of IT
Join SourceForge.net's Techsay panel and you'll get the chance to share your
opinions on IT & business topics through brief surveys - and earn cash
http://www.techsay.com/default.php?page=join.php&p=sourceforge&CID=DEVDEV
_______________________________________________
linux-usb-devel@lists.sourceforge.net
To unsubscribe, use the last form field at:
https://lists.sourceforge.net/lists/listinfo/linux-usb-devel

Reply via email to