nl80211: Add basic rate configuration for AP mode

Add a new attribute, NL80211_ATTR_BSS_BASIC_RATES, that can be used with
NL80211_CMD_SET_BSS for userspace (e.g., hostapd) to set which rates are
in the basic rate set.

Signed-off-by: Jouni Malinen <jouni.malinen@atheros.com>
Acked-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h
index 03e1e88..7caf3c7 100644
--- a/include/net/cfg80211.h
+++ b/include/net/cfg80211.h
@@ -280,11 +280,16 @@
  *	(0 = no, 1 = yes, -1 = do not change)
  * @use_short_slot_time: Whether the use of short slot time is allowed
  *	(0 = no, 1 = yes, -1 = do not change)
+ * @basic_rates: basic rates in IEEE 802.11 format
+ *	(or NULL for no change)
+ * @basic_rates_len: number of basic rates
  */
 struct bss_parameters {
 	int use_cts_prot;
 	int use_short_preamble;
 	int use_short_slot_time;
+	u8 *basic_rates;
+	u8 basic_rates_len;
 };
 
 /**