USB: power management for kaweth
USB: power management for kaweth

- implements suspend when the network interface is down
- fixes a typo in comments
- adds debugging output for power management
- fixes a compiler warning

Signed-off-by: Oliver Neukum <bfee72d94d376f4e00f72b756466867d7f9eb24e@suse.de>
Signed-off-by: Greg Kroah-Hartman <4645f7897fd33786a2ee1264d590b3c400559d85@suse.de>


TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas