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path: root/drivers/net/wireless
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-rw-r--r--drivers/net/wireless/wl12xx/main.c23
1 files changed, 23 insertions, 0 deletions
diff --git a/drivers/net/wireless/wl12xx/main.c b/drivers/net/wireless/wl12xx/main.c
index 8540e79fbf7..9959771c33b 100644
--- a/drivers/net/wireless/wl12xx/main.c
+++ b/drivers/net/wireless/wl12xx/main.c
@@ -3149,6 +3149,28 @@ out:
return ret;
}
+static bool wl1271_tx_frames_pending(struct ieee80211_hw *hw)
+{
+ struct wl1271 *wl = hw->priv;
+ bool ret = false;
+
+ mutex_lock(&wl->mutex);
+
+ if (unlikely(wl->state == WL1271_STATE_OFF))
+ goto out;
+
+ /* packets are considered pending if in the TX queue or the FW */
+ ret = (wl->tx_queue_count > 0) || (wl->tx_frames_cnt > 0);
+
+ /* the above is appropriate for STA mode for PS purposes */
+ WARN_ON(wl->bss_type != BSS_TYPE_STA_BSS);
+
+out:
+ mutex_unlock(&wl->mutex);
+
+ return ret;
+}
+
/* can't be const, mac80211 writes to this */
static struct ieee80211_rate wl1271_rates[] = {
{ .bitrate = 10,
@@ -3400,6 +3422,7 @@ static const struct ieee80211_ops wl1271_ops = {
.sta_add = wl1271_op_sta_add,
.sta_remove = wl1271_op_sta_remove,
.ampdu_action = wl1271_op_ampdu_action,
+ .tx_frames_pending = wl1271_tx_frames_pending,
CFG80211_TESTMODE_CMD(wl1271_tm_cmd)
};