mac80211: provide per-TID RX/TX MSDU counters

Implement the new counters cfg80211 can now advertise to userspace.
The TX code is in the sequence number handler, which is a bit odd,
but that place already knows the TID and frame type, so it was
easiest and least impact there.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>

1 files changed, 3 insertions, 0 deletions

diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c
index 058686a721a1..da7f352a2b16 100644
--- a/net/mac80211/tx.c
+++ b/net/mac80211/tx.c
@@ -815,6 +815,8 @@ ieee80211_tx_h_sequence(struct ieee80211_tx_data *tx)
                 /* for pure STA mode without beacons, we can do it */
                 hdr->seq_ctrl = cpu_to_le16(tx->sdata->sequence_number);
                 tx->sdata->sequence_number += 0x10;
+                if (tx->sta)
+                        tx->sta->tx_msdu[IEEE80211_NUM_TIDS]++;
                 return TX_CONTINUE;
         }
 
@@ -831,6 +833,7 @@ ieee80211_tx_h_sequence(struct ieee80211_tx_data *tx)
         qc = ieee80211_get_qos_ctl(hdr);
         tid = *qc & IEEE80211_QOS_CTL_TID_MASK;
         seq = &tx->sta->tid_seq[tid];
+        tx->sta->tx_msdu[tid]++;
 
         hdr->seq_ctrl = cpu_to_le16(*seq);