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Commit 18fcf1c6 authored by Felix Fietkau's avatar Felix Fietkau Committed by John W. Linville
Browse files

ath9k: add CAB queue info to debugfs 



Signed-off-by: default avatarFelix Fietkau <nbd@openwrt.org>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent 1803d02d

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

+27 −16
Original line number Diff line number Diff line
@@ -732,6 +732,28 @@ static ssize_t read_file_xmit(struct file *file, char __user *user_buf, 
	return retval;

}



static ssize_t print_queue(struct ath_softc *sc, struct ath_txq *txq,

			   char *buf, ssize_t size)

{

	ssize_t len = 0;



	ath_txq_lock(sc, txq);



	len += snprintf(buf + len, size - len, "%s: %d ",

			"qnum", txq->axq_qnum);

	len += snprintf(buf + len, size - len, "%s: %2d ",

			"qdepth", txq->axq_depth);

	len += snprintf(buf + len, size - len, "%s: %2d ",

			"ampdu-depth", txq->axq_ampdu_depth);

	len += snprintf(buf + len, size - len, "%s: %3d ",

			"pending", txq->pending_frames);

	len += snprintf(buf + len, size - len, "%s: %d\n",

			"stopped", txq->stopped);



	ath_txq_unlock(sc, txq);

	return len;

}



static ssize_t read_file_queues(struct file *file, char __user *user_buf,

				size_t count, loff_t *ppos)

{
@@ -750,23 +772,12 @@ static ssize_t read_file_queues(struct file *file, char __user *user_buf, 
	for (i = 0; i < IEEE80211_NUM_ACS; i++) {

		txq = sc->tx.txq_map[i];

		len += snprintf(buf + len, size - len, "(%s):  ", qname[i]);



		ath_txq_lock(sc, txq);



		len += snprintf(buf + len, size - len, "%s: %d ",

				"qnum", txq->axq_qnum);

		len += snprintf(buf + len, size - len, "%s: %2d ",

				"qdepth", txq->axq_depth);

		len += snprintf(buf + len, size - len, "%s: %2d ",

				"ampdu-depth", txq->axq_ampdu_depth);

		len += snprintf(buf + len, size - len, "%s: %3d ",

				"pending", txq->pending_frames);

		len += snprintf(buf + len, size - len, "%s: %d\n",

				"stopped", txq->stopped);



		ath_txq_unlock(sc, txq);

		len += print_queue(sc, txq, buf + len, size - len);

	}



	len += snprintf(buf + len, size - len, "(CAB): ");

	len += print_queue(sc, sc->beacon.cabq, buf + len, size - len);



	if (len > size)

		len = size;