ath5k: Use mac80211 channel mapping function
ath5k: Use mac80211 channel mapping function

Use mac80211 channel mapping function instead of own homegrown version.

Signed-off-by: Bruno Randolf <8baeabad365de895ab58ec0d6dd2c1e27b0ff0b4@einfach.org>
Acked-by: Bob Copeland <b1c1d8736f20db3fb6c1c66bb1455ed43909f0d8@bobcopeland.com>
Signed-off-by: John W. Linville <2a53bac7a5d324865ef46ec4c38b2c0fba1456b4@tuxdriver.com>

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