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authorJohn W. Linville <linville@tuxdriver.com>2012-01-03 15:16:34 -0500
committerJohn W. Linville <linville@tuxdriver.com>2012-01-03 15:16:34 -0500
commit57adc1fcbae2c13104ce291b40f23e40a414fa87 (patch)
treea22d95cd3a96cbd515cd24fb0833739576c5e92f /drivers/net/wireless/b43/dma.c
parentfaa85aa24286a9e14ae7cc797352350c3ac39986 (diff)
parentdc0d633e35643662f27a0b1c531da3cd6b204b9c (diff)
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-next into for-davem
Conflicts: drivers/net/wireless/b43/dma.c drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c
Diffstat (limited to 'drivers/net/wireless/b43/dma.c')
-rw-r--r--drivers/net/wireless/b43/dma.c15
1 files changed, 13 insertions, 2 deletions
diff --git a/drivers/net/wireless/b43/dma.c b/drivers/net/wireless/b43/dma.c
index af23968520b..b5f1b91002b 100644
--- a/drivers/net/wireless/b43/dma.c
+++ b/drivers/net/wireless/b43/dma.c
@@ -1465,7 +1465,9 @@ int b43_dma_tx(struct b43_wldev *dev, struct sk_buff *skb)
if ((free_slots(ring) < TX_SLOTS_PER_FRAME) ||
should_inject_overflow(ring)) {
/* This TX ring is full. */
- ieee80211_stop_queue(dev->wl->hw, skb_get_queue_mapping(skb));
+ unsigned int skb_mapping = skb_get_queue_mapping(skb);
+ ieee80211_stop_queue(dev->wl->hw, skb_mapping);
+ dev->wl->tx_queue_stopped[skb_mapping] = 1;
ring->stopped = true;
if (b43_debug(dev, B43_DBG_DMAVERBOSE)) {
b43dbg(dev->wl, "Stopped TX ring %d\n", ring->index);
@@ -1584,12 +1586,21 @@ void b43_dma_handle_txstatus(struct b43_wldev *dev,
}
if (ring->stopped) {
B43_WARN_ON(free_slots(ring) < TX_SLOTS_PER_FRAME);
- ieee80211_wake_queue(dev->wl->hw, ring->queue_prio);
ring->stopped = false;
+ }
+
+ if (dev->wl->tx_queue_stopped[ring->queue_prio]) {
+ dev->wl->tx_queue_stopped[ring->queue_prio] = 0;
+ } else {
+ /* If the driver queue is running wake the corresponding
+ * mac80211 queue. */
+ ieee80211_wake_queue(dev->wl->hw, ring->queue_prio);
if (b43_debug(dev, B43_DBG_DMAVERBOSE)) {
b43dbg(dev->wl, "Woke up TX ring %d\n", ring->index);
}
}
+ /* Add work to the queue. */
+ ieee80211_queue_work(dev->wl->hw, &dev->wl->tx_work);
}
static void dma_rx(struct b43_dmaring *ring, int *slot)