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Diffstat (limited to 'target/linux/brcm47xx/patches-3.10/730-b44-add-support-for-Byte-Queue-Limits.patch')
-rw-r--r--target/linux/brcm47xx/patches-3.10/730-b44-add-support-for-Byte-Queue-Limits.patch46
1 files changed, 46 insertions, 0 deletions
diff --git a/target/linux/brcm47xx/patches-3.10/730-b44-add-support-for-Byte-Queue-Limits.patch b/target/linux/brcm47xx/patches-3.10/730-b44-add-support-for-Byte-Queue-Limits.patch
new file mode 100644
index 0000000..5da6abe
--- /dev/null
+++ b/target/linux/brcm47xx/patches-3.10/730-b44-add-support-for-Byte-Queue-Limits.patch
@@ -0,0 +1,46 @@
+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)