* [PATCH] carl9170: Implement tx_frames_pending mac80211 callback function
@ 2011-07-07 21:01 Christian Lamparter
0 siblings, 0 replies; only message in thread
From: Christian Lamparter @ 2011-07-07 21:01 UTC (permalink / raw)
To: linux-wireless; +Cc: John W. Linville
Implementing this callback function will cause mac80211 refrain from
going to powersave state when there are still untransmitted TX frames
in the queues.
Signed-off-by: Christian Lamparter <chunkeey@googlemail.com>
---
diff --git a/drivers/net/wireless/ath/carl9170/main.c b/drivers/net/wireless/ath/carl9170/main.c
index 28029a4..7daf47f 100644
--- a/drivers/net/wireless/ath/carl9170/main.c
+++ b/drivers/net/wireless/ath/carl9170/main.c
@@ -1588,6 +1588,13 @@ static void carl9170_op_sta_notify(struct ieee80211_hw *hw,
}
}
+static bool carl9170_tx_frames_pending(struct ieee80211_hw *hw)
+{
+ struct ar9170 *ar = hw->priv;
+
+ return !!atomic_read(&ar->tx_total_queued);
+}
+
static const struct ieee80211_ops carl9170_ops = {
.start = carl9170_op_start,
.stop = carl9170_op_stop,
@@ -1608,6 +1615,7 @@ static const struct ieee80211_ops carl9170_ops = {
.get_survey = carl9170_op_get_survey,
.get_stats = carl9170_op_get_stats,
.ampdu_action = carl9170_op_ampdu_action,
+ .tx_frames_pending = carl9170_tx_frames_pending,
};
void *carl9170_alloc(size_t priv_size)
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2011-07-07 21:01 [PATCH] carl9170: Implement tx_frames_pending mac80211 callback function Christian Lamparter
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