diff options
Diffstat (limited to 'drivers/net/ixgbe/ixgbe_main.c')
-rw-r--r-- | drivers/net/ixgbe/ixgbe_main.c | 68 |
1 files changed, 50 insertions, 18 deletions
diff --git a/drivers/net/ixgbe/ixgbe_main.c b/drivers/net/ixgbe/ixgbe_main.c index 684af371462..6c00ee493a3 100644 --- a/drivers/net/ixgbe/ixgbe_main.c +++ b/drivers/net/ixgbe/ixgbe_main.c @@ -36,6 +36,7 @@ #include <linux/tcp.h> #include <linux/pkt_sched.h> #include <linux/ipv6.h> +#include <linux/slab.h> #include <net/checksum.h> #include <net/ip6_checksum.h> #include <linux/ethtool.h> @@ -935,10 +936,12 @@ static bool ixgbe_clean_rx_irq(struct ixgbe_q_vector *q_vector, if (skb->prev) skb = ixgbe_transform_rsc_queue(skb, &(rx_ring->rsc_count)); if (adapter->flags2 & IXGBE_FLAG2_RSC_ENABLED) { - if (IXGBE_RSC_CB(skb)->dma) + if (IXGBE_RSC_CB(skb)->dma) { pci_unmap_single(pdev, IXGBE_RSC_CB(skb)->dma, rx_ring->rx_buf_len, PCI_DMA_FROMDEVICE); + IXGBE_RSC_CB(skb)->dma = 0; + } if (rx_ring->flags & IXGBE_RING_RX_PS_ENABLED) rx_ring->rsc_count += skb_shinfo(skb)->nr_frags; else @@ -2979,6 +2982,10 @@ static int ixgbe_up_complete(struct ixgbe_adapter *adapter) else ixgbe_configure_msi_and_legacy(adapter); + /* enable the optics */ + if (hw->phy.multispeed_fiber) + hw->mac.ops.enable_tx_laser(hw); + clear_bit(__IXGBE_DOWN, &adapter->state); ixgbe_napi_enable_all(adapter); @@ -3054,6 +3061,14 @@ void ixgbe_reinit_locked(struct ixgbe_adapter *adapter) while (test_and_set_bit(__IXGBE_RESETTING, &adapter->state)) msleep(1); ixgbe_down(adapter); + /* + * If SR-IOV enabled then wait a bit before bringing the adapter + * back up to give the VFs time to respond to the reset. The + * two second wait is based upon the watchdog timer cycle in + * the VF driver. + */ + if (adapter->flags & IXGBE_FLAG_SRIOV_ENABLED) + msleep(2000); ixgbe_up(adapter); clear_bit(__IXGBE_RESETTING, &adapter->state); } @@ -3126,10 +3141,12 @@ static void ixgbe_clean_rx_ring(struct ixgbe_adapter *adapter, rx_buffer_info->skb = NULL; do { struct sk_buff *this = skb; - if (IXGBE_RSC_CB(this)->dma) + if (IXGBE_RSC_CB(this)->dma) { pci_unmap_single(pdev, IXGBE_RSC_CB(this)->dma, rx_ring->rx_buf_len, PCI_DMA_FROMDEVICE); + IXGBE_RSC_CB(this)->dma = 0; + } skb = skb->prev; dev_kfree_skb(this); } while (skb); @@ -3230,15 +3247,21 @@ void ixgbe_down(struct ixgbe_adapter *adapter) /* signal that we are down to the interrupt handler */ set_bit(__IXGBE_DOWN, &adapter->state); + /* power down the optics */ + if (hw->phy.multispeed_fiber) + hw->mac.ops.disable_tx_laser(hw); + /* disable receive for all VFs and wait one second */ if (adapter->num_vfs) { - for (i = 0 ; i < adapter->num_vfs; i++) - adapter->vfinfo[i].clear_to_send = 0; - /* ping all the active vfs to let them know we are going down */ ixgbe_ping_all_vfs(adapter); + /* Disable all VFTE/VFRE TX/RX */ ixgbe_disable_tx_rx(adapter); + + /* Mark all the VFs as inactive */ + for (i = 0 ; i < adapter->num_vfs; i++) + adapter->vfinfo[i].clear_to_send = 0; } /* disable receives */ @@ -5018,6 +5041,7 @@ static void ixgbe_multispeed_fiber_task(struct work_struct *work) autoneg = hw->phy.autoneg_advertised; if ((!autoneg) && (hw->mac.ops.get_link_capabilities)) hw->mac.ops.get_link_capabilities(hw, &autoneg, &negotiation); + hw->mac.autotry_restart = false; if (hw->mac.ops.setup_link) hw->mac.ops.setup_link(hw, autoneg, negotiation, true); adapter->flags |= IXGBE_FLAG_NEED_LINK_UPDATE; @@ -5633,7 +5657,8 @@ static u16 ixgbe_select_queue(struct net_device *dev, struct sk_buff *skb) #ifdef IXGBE_FCOE if ((adapter->flags & IXGBE_FLAG_FCOE_ENABLED) && - (skb->protocol == htons(ETH_P_FCOE))) { + ((skb->protocol == htons(ETH_P_FCOE)) || + (skb->protocol == htons(ETH_P_FIP)))) { txq &= (adapter->ring_feature[RING_F_FCOE].indices - 1); txq += adapter->ring_feature[RING_F_FCOE].mask; return txq; @@ -5680,18 +5705,25 @@ static netdev_tx_t ixgbe_xmit_frame(struct sk_buff *skb, tx_ring = adapter->tx_ring[skb->queue_mapping]; - if ((adapter->flags & IXGBE_FLAG_FCOE_ENABLED) && - (skb->protocol == htons(ETH_P_FCOE))) { - tx_flags |= IXGBE_TX_FLAGS_FCOE; #ifdef IXGBE_FCOE + if (adapter->flags & IXGBE_FLAG_FCOE_ENABLED) { #ifdef CONFIG_IXGBE_DCB - tx_flags &= ~(IXGBE_TX_FLAGS_VLAN_PRIO_MASK - << IXGBE_TX_FLAGS_VLAN_SHIFT); - tx_flags |= ((adapter->fcoe.up << 13) - << IXGBE_TX_FLAGS_VLAN_SHIFT); -#endif + /* for FCoE with DCB, we force the priority to what + * was specified by the switch */ + if ((skb->protocol == htons(ETH_P_FCOE)) || + (skb->protocol == htons(ETH_P_FIP))) { + tx_flags &= ~(IXGBE_TX_FLAGS_VLAN_PRIO_MASK + << IXGBE_TX_FLAGS_VLAN_SHIFT); + tx_flags |= ((adapter->fcoe.up << 13) + << IXGBE_TX_FLAGS_VLAN_SHIFT); + } #endif + /* flag for FCoE offloads */ + if (skb->protocol == htons(ETH_P_FCOE)) + tx_flags |= IXGBE_TX_FLAGS_FCOE; } +#endif + /* four things can cause us to need a context descriptor */ if (skb_is_gso(skb) || (skb->ip_summed == CHECKSUM_PARTIAL) || @@ -6046,7 +6078,6 @@ static int __devinit ixgbe_probe(struct pci_dev *pdev, indices += min_t(unsigned int, num_possible_cpus(), IXGBE_MAX_FCOE_INDICES); #endif - indices = min_t(unsigned int, indices, MAX_TX_QUEUES); netdev = alloc_etherdev_mq(sizeof(struct ixgbe_adapter), indices); if (!netdev) { err = -ENOMEM; @@ -6230,6 +6261,10 @@ static int __devinit ixgbe_probe(struct pci_dev *pdev, goto err_eeprom; } + /* power down the optics */ + if (hw->phy.multispeed_fiber) + hw->mac.ops.disable_tx_laser(hw); + init_timer(&adapter->watchdog_timer); adapter->watchdog_timer.function = &ixgbe_watchdog; adapter->watchdog_timer.data = (unsigned long)adapter; @@ -6245,9 +6280,6 @@ static int __devinit ixgbe_probe(struct pci_dev *pdev, case IXGBE_DEV_ID_82599_KX4: adapter->wol = (IXGBE_WUFC_MAG | IXGBE_WUFC_EX | IXGBE_WUFC_MC | IXGBE_WUFC_BC); - /* Enable ACPI wakeup in GRC */ - IXGBE_WRITE_REG(hw, IXGBE_GRC, - (IXGBE_READ_REG(hw, IXGBE_GRC) & ~IXGBE_GRC_APME)); break; default: adapter->wol = 0; |