mac80211: Add txq flags to debugfs

Might help one figure out why aqm drivers may fail to transmit
frames sometimes.

Signed-off-by: Ben Greear <greearb@candelatech.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>

diff --git a/net/mac80211/debugfs_sta.c b/net/mac80211/debugfs_sta.c
index 444ea8d127fe28a4c041028a28216f6c02979a83..4105081dc1df01ba14a11c855c1c65e163b7db5c 100644 (file)
--- a/net/mac80211/debugfs_sta.c
+++ b/net/mac80211/debugfs_sta.c
@@ -160,12 +160,12 @@ static ssize_t sta_aqm_read(struct file *file, char __user *userbuf,
                       sta->cparams.ecn ? "yes" : "no");
        p += scnprintf(p,
                       bufsz+buf-p,
-                      "tid ac backlog-bytes backlog-packets new-flows drops marks overlimit collisions tx-bytes tx-packets\n");
+                      "tid ac backlog-bytes backlog-packets new-flows drops marks overlimit collisions tx-bytes tx-packets flags\n");
 
        for (i = 0; i < IEEE80211_NUM_TIDS; i++) {
                txqi = to_txq_info(sta->sta.txq[i]);
                p += scnprintf(p, bufsz+buf-p,
-                              "%d %d %u %u %u %u %u %u %u %u %u\n",
+                              "%d %d %u %u %u %u %u %u %u %u %u 0x%lx(%s%s%s)\n",
                               txqi->txq.tid,
                               txqi->txq.ac,
                               txqi->tin.backlog_bytes,
@@ -176,7 +176,11 @@ static ssize_t sta_aqm_read(struct file *file, char __user *userbuf,
                               txqi->tin.overlimit,
                               txqi->tin.collisions,
                               txqi->tin.tx_bytes,
-                              txqi->tin.tx_packets);
+                              txqi->tin.tx_packets,
+                              txqi->flags,
+                              txqi->flags & (1<<IEEE80211_TXQ_STOP) ? "STOP" : "RUN",
+                              txqi->flags & (1<<IEEE80211_TXQ_AMPDU) ? " AMPDU" : "",
+                              txqi->flags & (1<<IEEE80211_TXQ_NO_AMSDU) ? " NO-AMSDU" : "");
        }
 
        rcu_read_unlock();