ath9k: remove patch causing stability issues with powersave devices (FS#176)

Signed-off-by: Felix Fietkau <nbd@nbd.name>

package/kernel/mac80211/patches/341-ath9k-release-PS-buffered-frames-as-A-MPDU-if-enable.patch

@@ -1,40 +0,0 @@
-From: Felix Fietkau <nbd@nbd.name>
-Date: Sun, 28 Aug 2016 13:15:10 +0200
-Subject: [PATCH] ath9k: release PS buffered frames as A-MPDU if enabled
-
-Signed-off-by: Felix Fietkau <nbd@nbd.name>
----
-
---- a/drivers/net/wireless/ath/ath9k/xmit.c
-+++ b/drivers/net/wireless/ath/ath9k/xmit.c
-@@ -1660,10 +1660,11 @@ void ath9k_release_buffered_frames(struc
- 	struct ath_node *an = (struct ath_node *)sta->drv_priv;
- 	struct ath_txq *txq = sc->tx.uapsdq;
- 	struct ieee80211_tx_info *info;
-+	struct ath_frame_info *fi;
- 	struct list_head bf_q;
- 	struct ath_buf *bf_tail = NULL, *bf;
- 	int sent = 0;
--	int i;
-+	int n, i;
- 
- 	INIT_LIST_HEAD(&bf_q);
- 	for (i = 0; tids && nframes; i++, tids >>= 1) {
-@@ -1683,10 +1684,15 @@ void ath9k_release_buffered_frames(struc
- 			ath9k_set_moredata(sc, bf, true);
- 			list_add_tail(&bf->list, &bf_q);
- 			ath_set_rates(tid->an->vif, tid->an->sta, bf, true);
--			if (bf_isampdu(bf)) {
-+			if (bf_isampdu(bf))
- 				ath_tx_addto_baw(sc, tid, bf);
--				bf->bf_state.bf_type &= ~BUF_AGGR;
-+			if (bf_isaggr(bf)) {
-+				fi = get_frame_info(bf->bf_mpdu);
-+				n = ath_compute_num_delims(sc, tid, bf,
-+							   fi->framelen, true);
-+				bf->bf_state.ndelim = n;
- 			}
-+
- 			if (bf_tail)
- 				bf_tail->bf_next = bf;
- 

package/kernel/mac80211/patches/342-ath9k-fix-block-ack-window-tracking-issues.patch

@@ -100,12 +100,15 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name>
  		bf->bf_state.ndelim = ndelim;
  
  		list_add_tail(&bf->list, bf_q);
-@@ -1685,8 +1694,6 @@ void ath9k_release_buffered_frames(struc
+@@ -1684,10 +1693,8 @@ void ath9k_release_buffered_frames(struc
  			ath9k_set_moredata(sc, bf, true);
  			list_add_tail(&bf->list, &bf_q);
  			ath_set_rates(tid->an->vif, tid->an->sta, bf, true);
--			if (bf_isampdu(bf))
+-			if (bf_isampdu(bf)) {
 -				ath_tx_addto_baw(sc, tid, bf);
- 			if (bf_isaggr(bf)) {
- 				fi = get_frame_info(bf->bf_mpdu);
- 				n = ath_compute_num_delims(sc, tid, bf,
++			if (bf_isampdu(bf))
+ 				bf->bf_state.bf_type &= ~BUF_AGGR;
+-			}
+ 			if (bf_tail)
+ 				bf_tail->bf_next = bf;
+