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authorBen Greear <greearb@candelatech.com>2011-01-10 02:11:43 -0500
committerJohn W. Linville <linville@tuxdriver.com>2011-01-21 15:32:21 -0500
commit1f427dd913a1bf61f2d124d12a022ca2f1d27f53 (patch)
treece40e74f7af21038fbe17fbd1f1467e8ffbf6b0b
parentb305dae488193b65cfa80e1c06c0aa0ce60005a9 (diff)
ath9k: Show some live tx-queue values in debugfs.
I thought this might help track down stuck queues, etc. Signed-off-by: Ben Greear <greearb@candelatech.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
-rw-r--r--drivers/net/wireless/ath/ath9k/debug.c16
1 files changed, 16 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath/ath9k/debug.c b/drivers/net/wireless/ath/ath9k/debug.c
index 3586c43077a7..5075faa618d3 100644
--- a/drivers/net/wireless/ath/ath9k/debug.c
+++ b/drivers/net/wireless/ath/ath9k/debug.c
@@ -589,6 +589,16 @@ static const struct file_operations fops_wiphy = {
589 sc->debug.stats.txstats[WME_AC_VO].elem); \ 589 sc->debug.stats.txstats[WME_AC_VO].elem); \
590} while(0) 590} while(0)
591 591
592#define PRX(str, elem) \
593do { \
594 len += snprintf(buf + len, size - len, \
595 "%s%13u%11u%10u%10u\n", str, \
596 (unsigned int)(sc->tx.txq[WME_AC_BE].elem), \
597 (unsigned int)(sc->tx.txq[WME_AC_BK].elem), \
598 (unsigned int)(sc->tx.txq[WME_AC_VI].elem), \
599 (unsigned int)(sc->tx.txq[WME_AC_VO].elem)); \
600} while(0)
601
592static ssize_t read_file_xmit(struct file *file, char __user *user_buf, 602static ssize_t read_file_xmit(struct file *file, char __user *user_buf,
593 size_t count, loff_t *ppos) 603 size_t count, loff_t *ppos)
594{ 604{
@@ -619,6 +629,12 @@ static ssize_t read_file_xmit(struct file *file, char __user *user_buf,
619 PR("TX-Pkts-All: ", tx_pkts_all); 629 PR("TX-Pkts-All: ", tx_pkts_all);
620 PR("TX-Bytes-All: ", tx_bytes_all); 630 PR("TX-Bytes-All: ", tx_bytes_all);
621 631
632 PRX("axq-qnum: ", axq_qnum);
633 PRX("axq-depth: ", axq_depth);
634 PRX("axq-stopped ", stopped);
635 PRX("tx-in-progress ", axq_tx_inprogress);
636 PRX("pending-frames ", pending_frames);
637
622 if (len > size) 638 if (len > size)
623 len = size; 639 len = size;
624 640