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path: root/package/mac80211/patches/524-ath9k_aggr_status_validate.patch
blob: e6ea97e97e40ea71dbedcdff92ce3a16316ea35a (plain)
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--- a/drivers/net/wireless/ath/ath9k/ar9002_mac.c
+++ b/drivers/net/wireless/ath/ath9k/ar9002_mac.c
@@ -287,6 +287,7 @@ static int ar9002_hw_proc_txdesc(struct 
 	ts->ts_shortretry = MS(ads->ds_txstatus1, AR_RTSFailCnt);
 	ts->ts_longretry = MS(ads->ds_txstatus1, AR_DataFailCnt);
 	ts->ts_virtcol = MS(ads->ds_txstatus1, AR_VirtRetryCnt);
+	ts->tid = MS(ads->ds_txstatus9, AR_TxTid);
 	ts->ts_antenna = 0;
 
 	return 0;
--- a/drivers/net/wireless/ath/ath9k/ar9003_mac.h
+++ b/drivers/net/wireless/ath/ath9k/ar9003_mac.h
@@ -33,9 +33,6 @@
 #define AR_TxDescId_S	16
 #define AR_TxPtrChkSum	0x0000ffff
 
-#define AR_TxTid	0xf0000000
-#define AR_TxTid_S	28
-
 #define AR_LowRxChain	0x00004000
 
 #define AR_Not_Sounding	0x20000000
--- a/drivers/net/wireless/ath/ath9k/mac.h
+++ b/drivers/net/wireless/ath/ath9k/mac.h
@@ -485,6 +485,9 @@ struct ar5416_desc {
 #define AR_TxRSSICombined   0xff000000
 #define AR_TxRSSICombined_S 24
 
+#define AR_TxTid	0xf0000000
+#define AR_TxTid_S	28
+
 #define AR_TxEVM0           ds_txstatus5
 #define AR_TxEVM1           ds_txstatus6
 #define AR_TxEVM2           ds_txstatus7
--- a/drivers/net/wireless/ath/ath9k/xmit.c
+++ b/drivers/net/wireless/ath/ath9k/xmit.c
@@ -355,6 +355,14 @@ static void ath_tx_complete_aggr(struct 
 	an = (struct ath_node *)sta->drv_priv;
 	tid = ATH_AN_2_TID(an, bf->bf_tidno);
 
+	/*
+	 * The hardware occasionally sends a tx status for the wrong TID.
+	 * In this case, the BA status cannot be considered valid and all
+	 * subframes need to be retransmitted
+	 */
+	if (bf->bf_tidno != ts->tid)
+		txok = false;
+
 	isaggr = bf_isaggr(bf);
 	memset(ba, 0, WME_BA_BMP_SIZE >> 3);