mac80211: Add more ethtools stats: survey, rates, etc
mac80211: Add more ethtools stats: survey, rates, etc

The signal and noise are forced to be positive since ethtool
deals in unsigned 64-bit values and this number should be human
readable.  This gives easy access to some of the data formerly
exposed in the deprecated /proc/net/wireless file.

Signed-off-by: Ben Greear <a73a03e3b44aa05185cea6823d080c09a7808534@candelatech.com>
Signed-off-by: John W. Linville <2a53bac7a5d324865ef46ec4c38b2c0fba1456b4@tuxdriver.com>

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