bnx2: Support for byte queue limits

Changes to bnx2 to use byte queue limits.

Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
CC: Tom Herbert <therbert@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 6 insertions, 0 deletions

diff --git a/drivers/net/ethernet/broadcom/bnx2.c b/drivers/net/ethernet/broadcom/bnx2.c
index d573169279b7..787e1757973a 100644
--- a/drivers/net/ethernet/broadcom/bnx2.c
+++ b/drivers/net/ethernet/broadcom/bnx2.c
@@ -2810,6 +2810,7 @@ bnx2_tx_int(struct bnx2 *bp, struct bnx2_napi *bnapi, int budget)
         struct bnx2_tx_ring_info *txr = &bnapi->tx_ring;
         u16 hw_cons, sw_cons, sw_ring_cons;
         int tx_pkt = 0, index;
+        unsigned int tx_bytes = 0;
         struct netdev_queue *txq;
 
         index = (bnapi - bp->bnx2_napi);
@@ -2864,6 +2865,7 @@ bnx2_tx_int(struct bnx2 *bp, struct bnx2_napi *bnapi, int budget)
 
                 sw_cons = NEXT_TX_BD(sw_cons);
 
+                tx_bytes += skb->len;
                 dev_kfree_skb(skb);
                 tx_pkt++;
                 if (tx_pkt == budget)
@@ -2873,6 +2875,7 @@ bnx2_tx_int(struct bnx2 *bp, struct bnx2_napi *bnapi, int budget)
                         hw_cons = bnx2_get_hw_tx_cons(bnapi);
         }
 
+        netdev_tx_completed_queue(txq, tx_pkt, tx_bytes);
         txr->hw_tx_cons = hw_cons;
         txr->tx_cons = sw_cons;
 
@@ -5393,6 +5396,7 @@ bnx2_free_tx_skbs(struct bnx2 *bp)
                         }
                         dev_kfree_skb(skb);
                 }
+                netdev_tx_reset_queue(netdev_get_tx_queue(bp->dev, i));
         }
 }
 
@@ -6546,6 +6550,8 @@ bnx2_start_xmit(struct sk_buff *skb, struct net_device *dev)
         }
         txbd->tx_bd_vlan_tag_flags |= TX_BD_FLAGS_END;
 
+        netdev_tx_sent_queue(txq, skb->len);
+
         prod = NEXT_TX_BD(prod);
         txr->tx_prod_bseq += skb->len;