Merge branch 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux...

[sfrench/cifs-2.6.git] / drivers / net / qlge / qlge_main.c

diff --git a/drivers/net/qlge/qlge_main.c b/drivers/net/qlge/qlge_main.c
index 8ea72dc60f79f96276659da86ad5c6a9228f30d3..91191f761fbaae3ae1bc15c0d9a05560c885b3da 100644 (file)
--- a/drivers/net/qlge/qlge_main.c
+++ b/drivers/net/qlge/qlge_main.c
@@ -1436,18 +1436,32 @@ static void ql_process_mac_rx_intr(struct ql_adapter *qdev,
        if (ib_mac_rsp->flags2 & IB_MAC_IOCB_RSP_P) {
                QPRINTK(qdev, RX_STATUS, DEBUG, "Promiscuous Packet.\n");
        }
-       if (ib_mac_rsp->flags1 & (IB_MAC_IOCB_RSP_IE | IB_MAC_IOCB_RSP_TE)) {
-               QPRINTK(qdev, RX_STATUS, ERR,
-                       "Bad checksum for this %s packet.\n",
-                       ((ib_mac_rsp->
-                         flags2 & IB_MAC_IOCB_RSP_T) ? "TCP" : "UDP"));
-               skb->ip_summed = CHECKSUM_NONE;
-       } else if (qdev->rx_csum &&
-                  ((ib_mac_rsp->flags2 & IB_MAC_IOCB_RSP_T) ||
-                   ((ib_mac_rsp->flags2 & IB_MAC_IOCB_RSP_U) &&
-                    !(ib_mac_rsp->flags1 & IB_MAC_IOCB_RSP_NU)))) {
-               QPRINTK(qdev, RX_STATUS, DEBUG, "RX checksum done!\n");
-               skb->ip_summed = CHECKSUM_UNNECESSARY;
+
+       skb->protocol = eth_type_trans(skb, ndev);
+       skb->ip_summed = CHECKSUM_NONE;
+
+       /* If rx checksum is on, and there are no
+        * csum or frame errors.
+        */
+       if (qdev->rx_csum &&
+               !(ib_mac_rsp->flags2 & IB_MAC_IOCB_RSP_ERR_MASK) &&
+               !(ib_mac_rsp->flags1 & IB_MAC_CSUM_ERR_MASK)) {
+               /* TCP frame. */
+               if (ib_mac_rsp->flags2 & IB_MAC_IOCB_RSP_T) {
+                       QPRINTK(qdev, RX_STATUS, DEBUG,
+                                       "TCP checksum done!\n");
+                       skb->ip_summed = CHECKSUM_UNNECESSARY;
+               } else if ((ib_mac_rsp->flags2 & IB_MAC_IOCB_RSP_U) &&
+                               (ib_mac_rsp->flags3 & IB_MAC_IOCB_RSP_V4)) {
+               /* Unfragmented ipv4 UDP frame. */
+                       struct iphdr *iph = (struct iphdr *) skb->data;
+                       if (!(iph->frag_off &
+                               cpu_to_be16(IP_MF|IP_OFFSET))) {
+                               skb->ip_summed = CHECKSUM_UNNECESSARY;
+                               QPRINTK(qdev, RX_STATUS, DEBUG,
+                                               "TCP checksum done!\n");
+                       }
+               }
        }
        qdev->stats.rx_packets++;
        qdev->stats.rx_bytes += skb->len;
@@ -1927,6 +1941,9 @@ static int qlge_send(struct sk_buff *skb, struct net_device *ndev)
 
        tx_ring = &qdev->tx_ring[tx_ring_idx];
 
+       if (skb_padto(skb, ETH_ZLEN))
+               return NETDEV_TX_OK;
+
        if (unlikely(atomic_read(&tx_ring->tx_count) < 2)) {
                QPRINTK(qdev, TX_QUEUED, INFO,
                        "%s: shutting down tx queue %d du to lack of resources.\n",
@@ -2970,9 +2987,9 @@ static int ql_adapter_initialize(struct ql_adapter *qdev)
        mask = value << 16;
        ql_write32(qdev, SYS, mask | value);
 
-       /* Set the default queue. */
-       value = NIC_RCV_CFG_DFQ;
-       mask = NIC_RCV_CFG_DFQ_MASK;
+       /* Set the default queue, and VLAN behavior. */
+       value = NIC_RCV_CFG_DFQ | NIC_RCV_CFG_RV;
+       mask = NIC_RCV_CFG_DFQ_MASK | (NIC_RCV_CFG_RV << 16);
        ql_write32(qdev, NIC_RCV_CFG, (mask | value));
 
        /* Set the MPI interrupt to enabled. */
@@ -3149,6 +3166,11 @@ static int ql_adapter_down(struct ql_adapter *qdev)
 
        ql_tx_ring_clean(qdev);
 
+       /* Call netif_napi_del() from common point.
+        */
+       for (i = qdev->rss_ring_first_cq_id; i < qdev->rx_ring_count; i++)
+               netif_napi_del(&qdev->rx_ring[i].napi);
+
        spin_lock(&qdev->hw_lock);
        status = ql_adapter_reset(qdev);
        if (status)
@@ -3853,7 +3875,7 @@ static int qlge_suspend(struct pci_dev *pdev, pm_message_t state)
 {
        struct net_device *ndev = pci_get_drvdata(pdev);
        struct ql_adapter *qdev = netdev_priv(ndev);
-       int err, i;
+       int err;
 
        netif_device_detach(ndev);
 
@@ -3863,9 +3885,6 @@ static int qlge_suspend(struct pci_dev *pdev, pm_message_t state)
                        return err;
        }
 
-       for (i = qdev->rss_ring_first_cq_id; i < qdev->rx_ring_count; i++)
-               netif_napi_del(&qdev->rx_ring[i].napi);
-
        err = pci_save_state(pdev);
        if (err)
                return err;