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path: root/drivers/net/wireless/b43legacy/dma.c
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Diffstat (limited to 'drivers/net/wireless/b43legacy/dma.c')
-rw-r--r--drivers/net/wireless/b43legacy/dma.c21
1 files changed, 1 insertions, 20 deletions
diff --git a/drivers/net/wireless/b43legacy/dma.c b/drivers/net/wireless/b43legacy/dma.c
index 0a86bdf5315..e91520d0312 100644
--- a/drivers/net/wireless/b43legacy/dma.c
+++ b/drivers/net/wireless/b43legacy/dma.c
@@ -37,6 +37,7 @@
#include <linux/pci.h>
#include <linux/delay.h>
#include <linux/skbuff.h>
+#include <linux/slab.h>
#include <net/dst.h>
/* 32bit DMA ops. */
@@ -1411,7 +1412,6 @@ int b43legacy_dma_tx(struct b43legacy_wldev *dev,
b43legacyerr(dev->wl, "DMA tx mapping failure\n");
goto out_unlock;
}
- ring->nr_tx_packets++;
if ((free_slots(ring) < SLOTS_PER_PACKET) ||
should_inject_overflow(ring)) {
/* This TX ring is full. */
@@ -1527,25 +1527,6 @@ void b43legacy_dma_handle_txstatus(struct b43legacy_wldev *dev,
spin_unlock(&ring->lock);
}
-void b43legacy_dma_get_tx_stats(struct b43legacy_wldev *dev,
- struct ieee80211_tx_queue_stats *stats)
-{
- const int nr_queues = dev->wl->hw->queues;
- struct b43legacy_dmaring *ring;
- unsigned long flags;
- int i;
-
- for (i = 0; i < nr_queues; i++) {
- ring = priority_to_txring(dev, i);
-
- spin_lock_irqsave(&ring->lock, flags);
- stats[i].len = ring->used_slots / SLOTS_PER_PACKET;
- stats[i].limit = ring->nr_slots / SLOTS_PER_PACKET;
- stats[i].count = ring->nr_tx_packets;
- spin_unlock_irqrestore(&ring->lock, flags);
- }
-}
-
static void dma_rx(struct b43legacy_dmaring *ring,
int *slot)
{