Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/ide

[karo-tx-linux.git] / drivers / net / wireless / ath / wil6210 / rx_reorder.c

diff --git a/drivers/net/wireless/ath/wil6210/rx_reorder.c b/drivers/net/wireless/ath/wil6210/rx_reorder.c
index 9238c1ac23dd0311509b6d769e00ee70ce18ec81..e3d1be82f314d32d84d06c82efe9717d1c61377a 100644 (file)
--- a/drivers/net/wireless/ath/wil6210/rx_reorder.c
+++ b/drivers/net/wireless/ath/wil6210/rx_reorder.c
@@ -205,6 +205,32 @@ out:
        spin_unlock(&sta->tid_rx_lock);
 }
 
+/* process BAR frame, called in NAPI context */
+void wil_rx_bar(struct wil6210_priv *wil, u8 cid, u8 tid, u16 seq)
+{
+       struct wil_sta_info *sta = &wil->sta[cid];
+       struct wil_tid_ampdu_rx *r;
+
+       spin_lock(&sta->tid_rx_lock);
+
+       r = sta->tid_rx[tid];
+       if (!r) {
+               wil_err(wil, "BAR for non-existing CID %d TID %d\n", cid, tid);
+               goto out;
+       }
+       if (seq_less(seq, r->head_seq_num)) {
+               wil_err(wil, "BAR Seq 0x%03x preceding head 0x%03x\n",
+                       seq, r->head_seq_num);
+               goto out;
+       }
+       wil_dbg_txrx(wil, "BAR: CID %d TID %d Seq 0x%03x head 0x%03x\n",
+                    cid, tid, seq, r->head_seq_num);
+       wil_release_reorder_frames(wil, r, seq);
+
+out:
+       spin_unlock(&sta->tid_rx_lock);
+}
+
 struct wil_tid_ampdu_rx *wil_tid_ampdu_rx_alloc(struct wil6210_priv *wil,
                                                int size, u16 ssn)
 {