ath9k: add Block ACK bitmap in sample debug

this represents the bitmap of block ACK received after the
successful transmission of an aggregate frame. also made few
changes to beautify the display

Signed-off-by: Mohammed Shafi Shajakhan <mohammed@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

drivers/net/wireless/ath/ath9k/debug.c

@@ -876,6 +876,15 @@ void ath_debug_stat_tx(struct ath_softc *sc, struct ath_buf *bf,
 	TX_SAMP_DBG(rssi) = ts->ts_rssi;
 	TX_SAMP_DBG(tid) = ts->tid;
 	TX_SAMP_DBG(qid) = ts->qid;
+
+	if (ts->ts_flags & ATH9K_TX_BA) {
+		TX_SAMP_DBG(ba_low) = ts->ba_low;
+		TX_SAMP_DBG(ba_high) = ts->ba_high;
+	} else {
+		TX_SAMP_DBG(ba_low) = 0;
+		TX_SAMP_DBG(ba_high) = 0;
+	}
+
 	sc->debug.tsidx = (sc->debug.tsidx + 1) % ATH_DBG_MAX_SAMPLES;
 	spin_unlock(&sc->debug.samp_lock);
 
@@ -1516,14 +1525,15 @@ static int open_file_bb_mac_samps(struct inode *inode, struct file *file)
 	len += snprintf(buf + len, size - len, "Tx status Dump :\n");
 	len += snprintf(buf + len, size - len,
 			"Sample rssi:- ctl0 ctl1 ctl2 ext0 ext1 ext2 comb "
-			"isok rts_fail data_fail rate tid qid tx_before(ms)\n");
+			"isok rts_fail data_fail rate tid qid "
+					"ba_low  ba_high tx_before(ms)\n");
 	for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) {
 		for (i = 0; i < ATH_DBG_MAX_SAMPLES; i++) {
 			if (!ATH_SAMP_DBG(ts[i].jiffies))
 				continue;
-			len += snprintf(buf + len, size - len, "%4d \t"
-				"%8d %4d %4d %4d %4d %4d %4d %4d %4d "
-				"%4d %4d %2d %2d %d\n",
+			len += snprintf(buf + len, size - len, "%-14d"
+				"%-4d %-4d %-4d %-4d %-4d %-4d %-4d %-4d %-8d "
+				"%-9d %-4d %-3d %-3d %08x %08x %-11d\n",
 				sampidx,
 				ATH_SAMP_DBG(ts[i].rssi_ctl0),
 				ATH_SAMP_DBG(ts[i].rssi_ctl1),
@@ -1538,6 +1548,8 @@ static int open_file_bb_mac_samps(struct inode *inode, struct file *file)
 				ATH_SAMP_DBG(ts[i].rateindex),
 				ATH_SAMP_DBG(ts[i].tid),
 				ATH_SAMP_DBG(ts[i].qid),
+				ATH_SAMP_DBG(ts[i].ba_low),
+				ATH_SAMP_DBG(ts[i].ba_high),
 				jiffies_to_msecs(jiffies -
 					ATH_SAMP_DBG(ts[i].jiffies)));
 		}
@@ -1550,8 +1562,8 @@ static int open_file_bb_mac_samps(struct inode *inode, struct file *file)
 		for (i = 0; i < ATH_DBG_MAX_SAMPLES; i++) {
 			if (!ATH_SAMP_DBG(rs[i].jiffies))
 				continue;
-			len += snprintf(buf + len, size - len, "%4d \t"
-				"%8d %4d %4d %4d %4d %4d %4d %s %4d %02x %d\n",
+			len += snprintf(buf + len, size - len, "%-14d"
+				"%-4d %-4d %-4d %-4d %-4d %-4d %-4d %-9s %-2d %02x %-13d\n",
 				sampidx,
 				ATH_SAMP_DBG(rs[i].rssi_ctl0),
 				ATH_SAMP_DBG(rs[i].rssi_ctl1),

drivers/net/wireless/ath/ath9k/debug.h

@@ -196,6 +196,8 @@ struct ath_dbg_bb_mac_samp {
 		u8 rateindex;
 		u8 qid;
 		u8 tid;
+		u32 ba_low;
+		u32 ba_high;
 	} ts[ATH_DBG_MAX_SAMPLES];
 	struct {
 		u64 jiffies;