K 10
svn:author
V 4
avos
K 8
svn:date
V 27
2017-11-02T00:17:52.974669Z
K 7
svn:log
V 197
rsu(4): trim code for Rx rate calculation.

Include ridx <-> rate conversion functions from rtwn(4) +
reuse already calculated value for ieee80211_radiotap(9).

Tested with Asus USB-N10, STA mode.

END