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From: Hauke Mehrtens <hauke@hauke-m.de>
b44: add support for Byte Queue Limits
--- a/drivers/net/ethernet/broadcom/b44.c
+++ b/drivers/net/ethernet/broadcom/b44.c
@@ -622,6 +622,7 @@ static void b44_timer(unsigned long __op
static void b44_tx(struct b44 *bp)
{
u32 cur, cons;
+ unsigned bytes_compl = 0, pkts_compl = 0;
cur = br32(bp, B44_DMATX_STAT) & DMATX_STAT_CDMASK;
cur /= sizeof(struct dma_desc);
@@ -638,9 +639,14 @@ static void b44_tx(struct b44 *bp)
skb->len,
DMA_TO_DEVICE);
rp->skb = NULL;
+
+ bytes_compl += skb->len;
+ pkts_compl++;
+
dev_kfree_skb_irq(skb);
}
+ netdev_completed_queue(bp->dev, pkts_compl, bytes_compl);
bp->tx_cons = cons;
if (netif_queue_stopped(bp->dev) &&
TX_BUFFS_AVAIL(bp) > B44_TX_WAKEUP_THRESH)
@@ -1044,6 +1050,8 @@ static netdev_tx_t b44_start_xmit(struct
if (bp->flags & B44_FLAG_REORDER_BUG)
br32(bp, B44_DMATX_PTR);
+ netdev_sent_queue(dev, skb->len);
+
if (TX_BUFFS_AVAIL(bp) < 1)
netif_stop_queue(dev);
@@ -1442,6 +1450,8 @@ static void b44_init_hw(struct b44 *bp,
val = br32(bp, B44_ENET_CTRL);
bw32(bp, B44_ENET_CTRL, (val | ENET_CTRL_ENABLE));
+
+ netdev_reset_queue(bp->dev);
}
static int b44_open(struct net_device *dev)
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