cfg80211: add 802.11ad (60gHz band) support

Add enumerations for both cfg80211 and nl80211.
This expands wiphy.bands etc. arrays.

Extend channel <-> frequency translation to cover 60g band
and modify the rate check logic since there are no legacy
mandatory rates (only MCS is used.)

Signed-off-by: Vladimir Kondratiev <qca_vkondrat@qca.qualcomm.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h
index fa26934..0b564e8 100644
--- a/include/net/cfg80211.h
+++ b/include/net/cfg80211.h
@@ -70,11 +70,13 @@
  *
  * @IEEE80211_BAND_2GHZ: 2.4GHz ISM band
  * @IEEE80211_BAND_5GHZ: around 5GHz band (4.9-5.7)
+ * @IEEE80211_BAND_60GHZ: around 60 GHz band (58.32 - 64.80 GHz)
  * @IEEE80211_NUM_BANDS: number of defined bands
  */
 enum ieee80211_band {
 	IEEE80211_BAND_2GHZ = NL80211_BAND_2GHZ,
 	IEEE80211_BAND_5GHZ = NL80211_BAND_5GHZ,
+	IEEE80211_BAND_60GHZ = NL80211_BAND_60GHZ,
 
 	/* keep last */
 	IEEE80211_NUM_BANDS