mac80211: allow to transmit A-MSDU within A-MPDU

Advertise the capability to send A-MSDU within A-MPDU
in the AddBA request sent by mac80211. Let the driver
know about the peer's capabilities.

Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>

drivers/net/wireless/rsi/rsi_91x_mac80211.c

@@ -664,6 +664,7 @@ static int rsi_mac80211_set_key(struct ieee80211_hw *hw,
  * @tid: Traffic identifier.
  * @ssn: Pointer to ssn value.
  * @buf_size: Buffer size (for kernel version > 2.6.38).
+ * @amsdu: is AMSDU in AMPDU allowed
  *
  * Return: status: 0 on success, negative error code on failure.
  */
@@ -673,7 +674,8 @@ static int rsi_mac80211_ampdu_action(struct ieee80211_hw *hw,
 				     struct ieee80211_sta *sta,
 				     unsigned short tid,
 				     unsigned short *ssn,
-				     unsigned char buf_size)
+				     unsigned char buf_size,
+				     bool amsdu)
 {
 	int status = -EOPNOTSUPP;
 	struct rsi_hw *adapter = hw->priv;