revert "mwifiex: enable aggregation for TID 6 and 7 streams"

This patch reverts 'commit c5534844 ("mwifiex:
enable aggregation for TID 6 and 7 streams")'.
TID6 & TID7 is voice traffic which is quite time sensitive.
Do not enable any type of aggregation on these TIDs.
Signed-off-by: Avinash Patil <patila@marvell.com>
Signed-off-by: Cathy Luo <cluo@marvell.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>

drivers/net/wireless/mwifiex/wmm.c

@@ -428,6 +428,15 @@ mwifiex_wmm_init(struct mwifiex_adapter *adapter)
 							priv->tos_to_tid_inv[i];
 		}
 
+		priv->aggr_prio_tbl[6].amsdu
+					= priv->aggr_prio_tbl[6].ampdu_ap
+					= priv->aggr_prio_tbl[6].ampdu_user
+					= BA_STREAM_NOT_ALLOWED;
+
+		priv->aggr_prio_tbl[7].amsdu = priv->aggr_prio_tbl[7].ampdu_ap
+					= priv->aggr_prio_tbl[7].ampdu_user
+					= BA_STREAM_NOT_ALLOWED;
+
 		mwifiex_set_ba_params(priv);
 		mwifiex_reset_11n_rx_seq_num(priv);