This implements the mac80211 flush callback to let mac80211
flush the hardware queues when it deems appropriate.
Signed-off-by: Luis R. Rodriguez <lrodriguez@xxxxxxxxxxx>
---
drivers/net/wireless/ath/ath9k/htc_drv_main.c | 24 ++++++++++++++++++++++++
1 files changed, 24 insertions(+), 0 deletions(-)
diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_main.c b/drivers/net/wireless/ath/ath9k/htc_drv_main.c
index e38ca66..fc234a7 100644
--- a/drivers/net/wireless/ath/ath9k/htc_drv_main.c
+++ b/drivers/net/wireless/ath/ath9k/htc_drv_main.c
@@ -1803,6 +1803,29 @@ static void ath9k_htc_set_coverage_class(struct ieee80211_hw *hw,
mutex_unlock(&priv->mutex);
}
+static void ath9k_htc_flush(struct ieee80211_hw *hw, bool drop)
+{
+ struct ath9k_htc_priv *priv = hw->priv;
+ u8 cmd_rsp;
+ int ret;
+
+ mutex_lock(&priv->mutex);
+
+ if (priv->op_flags & OP_INVALID)
+ goto err;
+
+ ath9k_htc_ps_wakeup(priv);
+
+ WMI_CMD(WMI_DRAIN_TXQ_ALL_CMDID);
+ if (drop)
+ skb_queue_purge(&priv->tx_queue);
+
+ ath9k_htc_ps_restore(priv);
+
+err:
+ mutex_unlock(&priv->mutex);
+}
+
struct ieee80211_ops ath9k_htc_ops = {
.tx = ath9k_htc_tx,
.start = ath9k_htc_start,
@@ -1825,4 +1848,5 @@ struct ieee80211_ops ath9k_htc_ops = {
.set_rts_threshold = ath9k_htc_set_rts_threshold,
.rfkill_poll = ath9k_htc_rfkill_poll_state,
.set_coverage_class = ath9k_htc_set_coverage_class,
+ .flush = ath9k_htc_flush,
};
--
1.7.0.4
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