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path: root/drivers/net/qlge/qlge_main.c
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Diffstat (limited to 'drivers/net/qlge/qlge_main.c')
-rw-r--r--drivers/net/qlge/qlge_main.c94
1 files changed, 65 insertions, 29 deletions
diff --git a/drivers/net/qlge/qlge_main.c b/drivers/net/qlge/qlge_main.c
index 3d1d7b6e55a..91191f761fb 100644
--- a/drivers/net/qlge/qlge_main.c
+++ b/drivers/net/qlge/qlge_main.c
@@ -898,6 +898,7 @@ static void ql_update_lbq(struct ql_adapter *qdev, struct rx_ring *rx_ring)
898 lbq_desc->index); 898 lbq_desc->index);
899 lbq_desc->p.lbq_page = alloc_page(GFP_ATOMIC); 899 lbq_desc->p.lbq_page = alloc_page(GFP_ATOMIC);
900 if (lbq_desc->p.lbq_page == NULL) { 900 if (lbq_desc->p.lbq_page == NULL) {
901 rx_ring->lbq_clean_idx = clean_idx;
901 QPRINTK(qdev, RX_STATUS, ERR, 902 QPRINTK(qdev, RX_STATUS, ERR,
902 "Couldn't get a page.\n"); 903 "Couldn't get a page.\n");
903 return; 904 return;
@@ -907,6 +908,9 @@ static void ql_update_lbq(struct ql_adapter *qdev, struct rx_ring *rx_ring)
907 0, PAGE_SIZE, 908 0, PAGE_SIZE,
908 PCI_DMA_FROMDEVICE); 909 PCI_DMA_FROMDEVICE);
909 if (pci_dma_mapping_error(qdev->pdev, map)) { 910 if (pci_dma_mapping_error(qdev->pdev, map)) {
911 rx_ring->lbq_clean_idx = clean_idx;
912 put_page(lbq_desc->p.lbq_page);
913 lbq_desc->p.lbq_page = NULL;
910 QPRINTK(qdev, RX_STATUS, ERR, 914 QPRINTK(qdev, RX_STATUS, ERR,
911 "PCI mapping failed.\n"); 915 "PCI mapping failed.\n");
912 return; 916 return;
@@ -968,6 +972,8 @@ static void ql_update_sbq(struct ql_adapter *qdev, struct rx_ring *rx_ring)
968 if (pci_dma_mapping_error(qdev->pdev, map)) { 972 if (pci_dma_mapping_error(qdev->pdev, map)) {
969 QPRINTK(qdev, IFUP, ERR, "PCI mapping failed.\n"); 973 QPRINTK(qdev, IFUP, ERR, "PCI mapping failed.\n");
970 rx_ring->sbq_clean_idx = clean_idx; 974 rx_ring->sbq_clean_idx = clean_idx;
975 dev_kfree_skb_any(sbq_desc->p.skb);
976 sbq_desc->p.skb = NULL;
971 return; 977 return;
972 } 978 }
973 pci_unmap_addr_set(sbq_desc, mapaddr, map); 979 pci_unmap_addr_set(sbq_desc, mapaddr, map);
@@ -1430,18 +1436,32 @@ static void ql_process_mac_rx_intr(struct ql_adapter *qdev,
1430 if (ib_mac_rsp->flags2 & IB_MAC_IOCB_RSP_P) { 1436 if (ib_mac_rsp->flags2 & IB_MAC_IOCB_RSP_P) {
1431 QPRINTK(qdev, RX_STATUS, DEBUG, "Promiscuous Packet.\n"); 1437 QPRINTK(qdev, RX_STATUS, DEBUG, "Promiscuous Packet.\n");
1432 } 1438 }
1433 if (ib_mac_rsp->flags1 & (IB_MAC_IOCB_RSP_IE | IB_MAC_IOCB_RSP_TE)) { 1439
1434 QPRINTK(qdev, RX_STATUS, ERR, 1440 skb->protocol = eth_type_trans(skb, ndev);
1435 "Bad checksum for this %s packet.\n", 1441 skb->ip_summed = CHECKSUM_NONE;
1436 ((ib_mac_rsp-> 1442
1437 flags2 & IB_MAC_IOCB_RSP_T) ? "TCP" : "UDP")); 1443 /* If rx checksum is on, and there are no
1438 skb->ip_summed = CHECKSUM_NONE; 1444 * csum or frame errors.
1439 } else if (qdev->rx_csum && 1445 */
1440 ((ib_mac_rsp->flags2 & IB_MAC_IOCB_RSP_T) || 1446 if (qdev->rx_csum &&
1441 ((ib_mac_rsp->flags2 & IB_MAC_IOCB_RSP_U) && 1447 !(ib_mac_rsp->flags2 & IB_MAC_IOCB_RSP_ERR_MASK) &&
1442 !(ib_mac_rsp->flags1 & IB_MAC_IOCB_RSP_NU)))) { 1448 !(ib_mac_rsp->flags1 & IB_MAC_CSUM_ERR_MASK)) {
1443 QPRINTK(qdev, RX_STATUS, DEBUG, "RX checksum done!\n"); 1449 /* TCP frame. */
1444 skb->ip_summed = CHECKSUM_UNNECESSARY; 1450 if (ib_mac_rsp->flags2 & IB_MAC_IOCB_RSP_T) {
1451 QPRINTK(qdev, RX_STATUS, DEBUG,
1452 "TCP checksum done!\n");
1453 skb->ip_summed = CHECKSUM_UNNECESSARY;
1454 } else if ((ib_mac_rsp->flags2 & IB_MAC_IOCB_RSP_U) &&
1455 (ib_mac_rsp->flags3 & IB_MAC_IOCB_RSP_V4)) {
1456 /* Unfragmented ipv4 UDP frame. */
1457 struct iphdr *iph = (struct iphdr *) skb->data;
1458 if (!(iph->frag_off &
1459 cpu_to_be16(IP_MF|IP_OFFSET))) {
1460 skb->ip_summed = CHECKSUM_UNNECESSARY;
1461 QPRINTK(qdev, RX_STATUS, DEBUG,
1462 "TCP checksum done!\n");
1463 }
1464 }
1445 } 1465 }
1446 qdev->stats.rx_packets++; 1466 qdev->stats.rx_packets++;
1447 qdev->stats.rx_bytes += skb->len; 1467 qdev->stats.rx_bytes += skb->len;
@@ -1449,12 +1469,12 @@ static void ql_process_mac_rx_intr(struct ql_adapter *qdev,
1449 if (qdev->vlgrp && (ib_mac_rsp->flags2 & IB_MAC_IOCB_RSP_V)) { 1469 if (qdev->vlgrp && (ib_mac_rsp->flags2 & IB_MAC_IOCB_RSP_V)) {
1450 QPRINTK(qdev, RX_STATUS, DEBUG, 1470 QPRINTK(qdev, RX_STATUS, DEBUG,
1451 "Passing a VLAN packet upstream.\n"); 1471 "Passing a VLAN packet upstream.\n");
1452 vlan_hwaccel_rx(skb, qdev->vlgrp, 1472 vlan_hwaccel_receive_skb(skb, qdev->vlgrp,
1453 le16_to_cpu(ib_mac_rsp->vlan_id)); 1473 le16_to_cpu(ib_mac_rsp->vlan_id));
1454 } else { 1474 } else {
1455 QPRINTK(qdev, RX_STATUS, DEBUG, 1475 QPRINTK(qdev, RX_STATUS, DEBUG,
1456 "Passing a normal packet upstream.\n"); 1476 "Passing a normal packet upstream.\n");
1457 netif_rx(skb); 1477 netif_receive_skb(skb);
1458 } 1478 }
1459} 1479}
1460 1480
@@ -1511,6 +1531,11 @@ void ql_queue_asic_error(struct ql_adapter *qdev)
1511 netif_stop_queue(qdev->ndev); 1531 netif_stop_queue(qdev->ndev);
1512 netif_carrier_off(qdev->ndev); 1532 netif_carrier_off(qdev->ndev);
1513 ql_disable_interrupts(qdev); 1533 ql_disable_interrupts(qdev);
1534 /* Clear adapter up bit to signal the recovery
1535 * process that it shouldn't kill the reset worker
1536 * thread
1537 */
1538 clear_bit(QL_ADAPTER_UP, &qdev->flags);
1514 queue_delayed_work(qdev->workqueue, &qdev->asic_reset_work, 0); 1539 queue_delayed_work(qdev->workqueue, &qdev->asic_reset_work, 0);
1515} 1540}
1516 1541
@@ -1916,6 +1941,9 @@ static int qlge_send(struct sk_buff *skb, struct net_device *ndev)
1916 1941
1917 tx_ring = &qdev->tx_ring[tx_ring_idx]; 1942 tx_ring = &qdev->tx_ring[tx_ring_idx];
1918 1943
1944 if (skb_padto(skb, ETH_ZLEN))
1945 return NETDEV_TX_OK;
1946
1919 if (unlikely(atomic_read(&tx_ring->tx_count) < 2)) { 1947 if (unlikely(atomic_read(&tx_ring->tx_count) < 2)) {
1920 QPRINTK(qdev, TX_QUEUED, INFO, 1948 QPRINTK(qdev, TX_QUEUED, INFO,
1921 "%s: shutting down tx queue %d du to lack of resources.\n", 1949 "%s: shutting down tx queue %d du to lack of resources.\n",
@@ -1927,10 +1955,6 @@ static int qlge_send(struct sk_buff *skb, struct net_device *ndev)
1927 tx_ring_desc = &tx_ring->q[tx_ring->prod_idx]; 1955 tx_ring_desc = &tx_ring->q[tx_ring->prod_idx];
1928 mac_iocb_ptr = tx_ring_desc->queue_entry; 1956 mac_iocb_ptr = tx_ring_desc->queue_entry;
1929 memset((void *)mac_iocb_ptr, 0, sizeof(mac_iocb_ptr)); 1957 memset((void *)mac_iocb_ptr, 0, sizeof(mac_iocb_ptr));
1930 if (ql_map_send(qdev, mac_iocb_ptr, skb, tx_ring_desc) != NETDEV_TX_OK) {
1931 QPRINTK(qdev, TX_QUEUED, ERR, "Could not map the segments.\n");
1932 return NETDEV_TX_BUSY;
1933 }
1934 1958
1935 mac_iocb_ptr->opcode = OPCODE_OB_MAC_IOCB; 1959 mac_iocb_ptr->opcode = OPCODE_OB_MAC_IOCB;
1936 mac_iocb_ptr->tid = tx_ring_desc->index; 1960 mac_iocb_ptr->tid = tx_ring_desc->index;
@@ -1956,6 +1980,12 @@ static int qlge_send(struct sk_buff *skb, struct net_device *ndev)
1956 ql_hw_csum_setup(skb, 1980 ql_hw_csum_setup(skb,
1957 (struct ob_mac_tso_iocb_req *)mac_iocb_ptr); 1981 (struct ob_mac_tso_iocb_req *)mac_iocb_ptr);
1958 } 1982 }
1983 if (ql_map_send(qdev, mac_iocb_ptr, skb, tx_ring_desc) !=
1984 NETDEV_TX_OK) {
1985 QPRINTK(qdev, TX_QUEUED, ERR,
1986 "Could not map the segments.\n");
1987 return NETDEV_TX_BUSY;
1988 }
1959 QL_DUMP_OB_MAC_IOCB(mac_iocb_ptr); 1989 QL_DUMP_OB_MAC_IOCB(mac_iocb_ptr);
1960 tx_ring->prod_idx++; 1990 tx_ring->prod_idx++;
1961 if (tx_ring->prod_idx == tx_ring->wq_len) 1991 if (tx_ring->prod_idx == tx_ring->wq_len)
@@ -2873,8 +2903,8 @@ static int ql_start_rss(struct ql_adapter *qdev)
2873 /* 2903 /*
2874 * Fill out the Indirection Table. 2904 * Fill out the Indirection Table.
2875 */ 2905 */
2876 for (i = 0; i < 32; i++) 2906 for (i = 0; i < 256; i++)
2877 hash_id[i] = i & 1; 2907 hash_id[i] = i & (qdev->rss_ring_count - 1);
2878 2908
2879 /* 2909 /*
2880 * Random values for the IPv6 and IPv4 Hash Keys. 2910 * Random values for the IPv6 and IPv4 Hash Keys.
@@ -2957,9 +2987,9 @@ static int ql_adapter_initialize(struct ql_adapter *qdev)
2957 mask = value << 16; 2987 mask = value << 16;
2958 ql_write32(qdev, SYS, mask | value); 2988 ql_write32(qdev, SYS, mask | value);
2959 2989
2960 /* Set the default queue. */ 2990 /* Set the default queue, and VLAN behavior. */
2961 value = NIC_RCV_CFG_DFQ; 2991 value = NIC_RCV_CFG_DFQ | NIC_RCV_CFG_RV;
2962 mask = NIC_RCV_CFG_DFQ_MASK; 2992 mask = NIC_RCV_CFG_DFQ_MASK | (NIC_RCV_CFG_RV << 16);
2963 ql_write32(qdev, NIC_RCV_CFG, (mask | value)); 2993 ql_write32(qdev, NIC_RCV_CFG, (mask | value));
2964 2994
2965 /* Set the MPI interrupt to enabled. */ 2995 /* Set the MPI interrupt to enabled. */
@@ -3100,7 +3130,11 @@ static int ql_adapter_down(struct ql_adapter *qdev)
3100 netif_stop_queue(ndev); 3130 netif_stop_queue(ndev);
3101 netif_carrier_off(ndev); 3131 netif_carrier_off(ndev);
3102 3132
3103 cancel_delayed_work_sync(&qdev->asic_reset_work); 3133 /* Don't kill the reset worker thread if we
3134 * are in the process of recovery.
3135 */
3136 if (test_bit(QL_ADAPTER_UP, &qdev->flags))
3137 cancel_delayed_work_sync(&qdev->asic_reset_work);
3104 cancel_delayed_work_sync(&qdev->mpi_reset_work); 3138 cancel_delayed_work_sync(&qdev->mpi_reset_work);
3105 cancel_delayed_work_sync(&qdev->mpi_work); 3139 cancel_delayed_work_sync(&qdev->mpi_work);
3106 3140
@@ -3132,6 +3166,11 @@ static int ql_adapter_down(struct ql_adapter *qdev)
3132 3166
3133 ql_tx_ring_clean(qdev); 3167 ql_tx_ring_clean(qdev);
3134 3168
3169 /* Call netif_napi_del() from common point.
3170 */
3171 for (i = qdev->rss_ring_first_cq_id; i < qdev->rx_ring_count; i++)
3172 netif_napi_del(&qdev->rx_ring[i].napi);
3173
3135 spin_lock(&qdev->hw_lock); 3174 spin_lock(&qdev->hw_lock);
3136 status = ql_adapter_reset(qdev); 3175 status = ql_adapter_reset(qdev);
3137 if (status) 3176 if (status)
@@ -3501,7 +3540,7 @@ static int qlge_set_mac_address(struct net_device *ndev, void *p)
3501static void qlge_tx_timeout(struct net_device *ndev) 3540static void qlge_tx_timeout(struct net_device *ndev)
3502{ 3541{
3503 struct ql_adapter *qdev = (struct ql_adapter *)netdev_priv(ndev); 3542 struct ql_adapter *qdev = (struct ql_adapter *)netdev_priv(ndev);
3504 queue_delayed_work(qdev->workqueue, &qdev->asic_reset_work, 0); 3543 ql_queue_asic_error(qdev);
3505} 3544}
3506 3545
3507static void ql_asic_reset_work(struct work_struct *work) 3546static void ql_asic_reset_work(struct work_struct *work)
@@ -3836,7 +3875,7 @@ static int qlge_suspend(struct pci_dev *pdev, pm_message_t state)
3836{ 3875{
3837 struct net_device *ndev = pci_get_drvdata(pdev); 3876 struct net_device *ndev = pci_get_drvdata(pdev);
3838 struct ql_adapter *qdev = netdev_priv(ndev); 3877 struct ql_adapter *qdev = netdev_priv(ndev);
3839 int err, i; 3878 int err;
3840 3879
3841 netif_device_detach(ndev); 3880 netif_device_detach(ndev);
3842 3881
@@ -3846,9 +3885,6 @@ static int qlge_suspend(struct pci_dev *pdev, pm_message_t state)
3846 return err; 3885 return err;
3847 } 3886 }
3848 3887
3849 for (i = qdev->rss_ring_first_cq_id; i < qdev->rx_ring_count; i++)
3850 netif_napi_del(&qdev->rx_ring[i].napi);
3851
3852 err = pci_save_state(pdev); 3888 err = pci_save_state(pdev);
3853 if (err) 3889 if (err)
3854 return err; 3890 return err;