at76_usb driver doesn't enable transmit queue very often -- in fact the
only place where queues are being started is tx callback handler. This
patch adds calls to ieee80211_start_queues to proper places, so the card
will not hang in state with queues stopped.
Signed-off-by: Milan Plzik <milan.plzik@xxxxxxxxx>
---
drivers/net/wireless/at76_usb.c | 14 +++++++++++---
1 files changed, 11 insertions(+), 3 deletions(-)
diff --git a/drivers/net/wireless/at76_usb.c b/drivers/net/wireless/at76_usb.c
index dc6edb3..13ea9ca 100644
--- a/drivers/net/wireless/at76_usb.c
+++ b/drivers/net/wireless/at76_usb.c
@@ -1910,8 +1910,13 @@ static void at76_dwork_hw_scan(struct work_struct *work)
ieee80211_scan_completed(priv->hw);
- if (is_valid_ether_addr(priv->bssid))
+ if (is_valid_ether_addr(priv->bssid)) {
+ ieee80211_start_queues(priv->hw);
at76_join(priv);
+ } else
+ ieee80211_stop_queues(priv->hw);
+
+ ieee80211_start_queues(priv->hw);
// CHECKME: ieee80211_wake_queues(priv->hw);
@@ -1974,10 +1979,13 @@ static int at76_config(struct ieee80211_hw *hw, struct ieee80211_conf *conf)
priv->channel = conf->channel->hw_value;
- if (is_valid_ether_addr(priv->bssid))
+ if (is_valid_ether_addr(priv->bssid)) {
at76_join(priv);
- else
+ ieee80211_start_queues(priv->hw);
+ } else {
+ ieee80211_stop_queues(priv->hw);
at76_start_monitor(priv);
+ };
mutex_unlock(&priv->mtx);
--
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