cxgb3: move away from LLTX

cxgb3 no longer advertizes LLTX.

Signed-off-by: Divy Le Ray <divy@chelsio.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

2 files changed, 7 insertions, 11 deletions

diff --git a/drivers/net/cxgb3/cxgb3_main.c b/drivers/net/cxgb3/cxgb3_main.c
index 0b87fee023f5..1fe4b070c6d0 100644
--- a/drivers/net/cxgb3/cxgb3_main.c
+++ b/drivers/net/cxgb3/cxgb3_main.c
@@ -3059,7 +3059,6 @@ static int __devinit init_one(struct pci_dev *pdev,
                 netdev->mem_start = mmio_start;
                 netdev->mem_end = mmio_start + mmio_len - 1;
                 netdev->features |= NETIF_F_SG | NETIF_F_IP_CSUM | NETIF_F_TSO;
-                netdev->features |= NETIF_F_LLTX;
                 netdev->features |= NETIF_F_GRO;
                 if (pci_using_dac)
                         netdev->features |= NETIF_F_HIGHDMA;
diff --git a/drivers/net/cxgb3/sge.c b/drivers/net/cxgb3/sge.c
index 49e64af7b093..0b978827874b 100644
--- a/drivers/net/cxgb3/sge.c
+++ b/drivers/net/cxgb3/sge.c
@@ -1241,7 +1241,6 @@ int t3_eth_xmit(struct sk_buff *skb, struct net_device *dev)
         q = &qs->txq[TXQ_ETH];
         txq = netdev_get_tx_queue(dev, qidx);
 
-        spin_lock(&q->lock);
         reclaim_completed_tx(adap, q, TX_RECLAIM_CHUNK);
 
         credits = q->size - q->in_use;
@@ -1252,7 +1251,6 @@ int t3_eth_xmit(struct sk_buff *skb, struct net_device *dev)
                 dev_err(&adap->pdev->dev,
                         "%s: Tx ring %u full while queue awake!\n",
                         dev->name, q->cntxt_id & 7);
-                spin_unlock(&q->lock);
                 return NETDEV_TX_BUSY;
         }
 
@@ -1286,8 +1284,6 @@ int t3_eth_xmit(struct sk_buff *skb, struct net_device *dev)
         if (vlan_tx_tag_present(skb) && pi->vlan_grp)
                 qs->port_stats[SGE_PSTAT_VLANINS]++;
 
-        spin_unlock(&q->lock);
-
         /*
          * We do not use Tx completion interrupts to free DMAd Tx packets.
          * This is good for performamce but means that we rely on new Tx
@@ -2857,11 +2853,12 @@ static void sge_timer_tx(unsigned long data)
         unsigned int tbd[SGE_TXQ_PER_SET] = {0, 0};
         unsigned long next_period;
 
-        if (spin_trylock(&qs->txq[TXQ_ETH].lock)) {
-                tbd[TXQ_ETH] = reclaim_completed_tx(adap, &qs->txq[TXQ_ETH],
-                                                    TX_RECLAIM_TIMER_CHUNK);
-                spin_unlock(&qs->txq[TXQ_ETH].lock);
+        if (__netif_tx_trylock(qs->tx_q)) {
+                tbd[TXQ_ETH] = reclaim_completed_tx(adap, &qs->txq[TXQ_ETH],
+                                                     TX_RECLAIM_TIMER_CHUNK);
+                __netif_tx_unlock(qs->tx_q);
         }
+
         if (spin_trylock(&qs->txq[TXQ_OFLD].lock)) {
                 tbd[TXQ_OFLD] = reclaim_completed_tx(adap, &qs->txq[TXQ_OFLD],
                                                      TX_RECLAIM_TIMER_CHUNK);
@@ -2869,8 +2866,8 @@ static void sge_timer_tx(unsigned long data)
         }
 
         next_period = TX_RECLAIM_PERIOD >>
-                      (max(tbd[TXQ_ETH], tbd[TXQ_OFLD]) /
-                       TX_RECLAIM_TIMER_CHUNK);
+                      (max(tbd[TXQ_ETH], tbd[TXQ_OFLD]) /
+                      TX_RECLAIM_TIMER_CHUNK);
         mod_timer(&qs->tx_reclaim_timer, jiffies + next_period);
 }