dpdk-1.7.0.tar.gz

/******************************************************************************* Intel(R) Gigabit Ethernet Linux driver Copyright(c) 2007-2013 Intel Corporation. This program is free software; you can redistribute it and/or modify it under the terms and conditions of the GNU General Public License, version 2, as published by the Free Software Foundation. This program is distributed in the hope it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. The full GNU General Public License is included in this distribution in the file called "COPYING". Contact Information: e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 *******************************************************************************/ #include <linux/module.h> #include <linux/types.h> #include <linux/init.h> #include <linux/vmalloc.h> #include <linux/pagemap.h> #include <linux/netdevice.h> #include <linux/tcp.h> #ifdef NETIF_F_TSO #include <net/checksum.h> #ifdef NETIF_F_TSO6 #include <linux/ipv6.h> #include <net/ip6_checksum.h> #endif #endif #ifdef SIOCGMIIPHY #include <linux/mii.h> #endif #ifdef SIOCETHTOOL #include <linux/ethtool.h> #endif #include <linux/if_vlan.h> #ifdef CONFIG_PM_RUNTIME #include <linux/pm_runtime.h> #endif /* CONFIG_PM_RUNTIME */ #include <linux/if_bridge.h> #include "igb.h" #include "igb_vmdq.h" #include <linux/uio_driver.h> #if defined(DEBUG) || defined (DEBUG_DUMP) || defined (DEBUG_ICR) || defined(DEBUG_ITR) #define DRV_DEBUG "_debug" #else #define DRV_DEBUG #endif #define DRV_HW_PERF #define VERSION_SUFFIX #define MAJ 5 #define MIN 0 #define BUILD 6 #define DRV_VERSION __stringify(MAJ) "." __stringify(MIN) "." __stringify(BUILD) VERSION_SUFFIX DRV_DEBUG DRV_HW_PERF char igb_driver_name[] = "igb"; char igb_driver_version[] = DRV_VERSION; static const char igb_driver_string[] = "Intel(R) Gigabit Ethernet Network Driver"; static const char igb_copyright[] = "Copyright (c) 2007-2013 Intel Corporation."; static DEFINE_PCI_DEVICE_TABLE(igb_pci_tbl) = { { PCI_VDEVICE(INTEL, E1000_DEV_ID_I354_BACKPLANE_1GBPS) }, { PCI_VDEVICE(INTEL, E1000_DEV_ID_I354_SGMII) }, { PCI_VDEVICE(INTEL, E1000_DEV_ID_I354_BACKPLANE_2_5GBPS) }, { PCI_VDEVICE(INTEL, E1000_DEV_ID_I210_COPPER) }, { PCI_VDEVICE(INTEL, E1000_DEV_ID_I210_FIBER) }, { PCI_VDEVICE(INTEL, E1000_DEV_ID_I210_SERDES) }, { PCI_VDEVICE(INTEL, E1000_DEV_ID_I210_SGMII) }, { PCI_VDEVICE(INTEL, E1000_DEV_ID_I210_COPPER_FLASHLESS) }, { PCI_VDEVICE(INTEL, E1000_DEV_ID_I210_SERDES_FLASHLESS) }, { PCI_VDEVICE(INTEL, E1000_DEV_ID_I211_COPPER) }, { PCI_VDEVICE(INTEL, E1000_DEV_ID_I350_COPPER) }, { PCI_VDEVICE(INTEL, E1000_DEV_ID_I350_FIBER) }, { PCI_VDEVICE(INTEL, E1000_DEV_ID_I350_SERDES) }, { PCI_VDEVICE(INTEL, E1000_DEV_ID_I350_SGMII) }, { PCI_VDEVICE(INTEL, E1000_DEV_ID_82580_COPPER) }, { PCI_VDEVICE(INTEL, E1000_DEV_ID_82580_FIBER) }, { PCI_VDEVICE(INTEL, E1000_DEV_ID_82580_QUAD_FIBER) }, { PCI_VDEVICE(INTEL, E1000_DEV_ID_82580_SERDES) }, { PCI_VDEVICE(INTEL, E1000_DEV_ID_82580_SGMII) }, { PCI_VDEVICE(INTEL, E1000_DEV_ID_82580_COPPER_DUAL) }, { PCI_VDEVICE(INTEL, E1000_DEV_ID_DH89XXCC_SGMII) }, { PCI_VDEVICE(INTEL, E1000_DEV_ID_DH89XXCC_SERDES) }, { PCI_VDEVICE(INTEL, E1000_DEV_ID_DH89XXCC_BACKPLANE) }, { PCI_VDEVICE(INTEL, E1000_DEV_ID_DH89XXCC_SFP) }, { PCI_VDEVICE(INTEL, E1000_DEV_ID_82576) }, { PCI_VDEVICE(INTEL, E1000_DEV_ID_82576_NS) }, { PCI_VDEVICE(INTEL, E1000_DEV_ID_82576_NS_SERDES) }, { PCI_VDEVICE(INTEL, E1000_DEV_ID_82576_FIBER) }, { PCI_VDEVICE(INTEL, E1000_DEV_ID_82576_SERDES) }, { PCI_VDEVICE(INTEL, E1000_DEV_ID_82576_SERDES_QUAD) }, { PCI_VDEVICE(INTEL, E1000_DEV_ID_82576_QUAD_COPPER_ET2) }, { PCI_VDEVICE(INTEL, E1000_DEV_ID_82576_QUAD_COPPER) }, { PCI_VDEVICE(INTEL, E1000_DEV_ID_82575EB_COPPER) }, { PCI_VDEVICE(INTEL, E1000_DEV_ID_82575EB_FIBER_SERDES) }, { PCI_VDEVICE(INTEL, E1000_DEV_ID_82575GB_QUAD_COPPER) }, /* required last entry */ {0, } }; //MODULE_DEVICE_TABLE(pci, igb_pci_tbl); static void igb_set_sriov_capability(struct igb_adapter *adapter) __attribute__((__unused__)); void igb_reset(struct igb_adapter *); static int igb_setup_all_tx_resources(struct igb_adapter *); static int igb_setup_all_rx_resources(struct igb_adapter *); static void igb_free_all_tx_resources(struct igb_adapter *); static void igb_free_all_rx_resources(struct igb_adapter *); static void igb_setup_mrqc(struct igb_adapter *); void igb_update_stats(struct igb_adapter *); static int igb_probe(struct pci_dev *, const struct pci_device_id *); static void __devexit igb_remove(struct pci_dev *pdev); static int igb_sw_init(struct igb_adapter *); static int igb_open(struct net_device *); static int igb_close(struct net_device *); static void igb_configure(struct igb_adapter *); static void igb_configure_tx(struct igb_adapter *); static void igb_configure_rx(struct igb_adapter *); static void igb_clean_all_tx_rings(struct igb_adapter *); static void igb_clean_all_rx_rings(struct igb_adapter *); static void igb_clean_tx_ring(struct igb_ring *); static void igb_set_rx_mode(struct net_device *); static void igb_update_phy_info(unsigned long); static void igb_watchdog(unsigned long); static void igb_watchdog_task(struct work_struct *); static void igb_dma_err_task(struct work_struct *); static void igb_dma_err_timer(unsigned long data); static netdev_tx_t igb_xmit_frame(struct sk_buff *skb, struct net_device *); static struct net_device_stats *igb_get_stats(struct net_device *); static int igb_change_mtu(struct net_device *, int); void igb_full_sync_mac_table(struct igb_adapter *adapter); static int igb_set_mac(struct net_device *, void *); static void igb_set_uta(struct igb_adapter *adapter); static irqreturn_t igb_intr(int irq, void *); static irqreturn_t igb_intr_msi(int irq, void *); static irqreturn_t igb_msix_other(int irq, void *); static irqreturn_t igb_msix_ring(int irq, void *); #ifdef IGB_DCA static void igb_update_dca(struct igb_q_vector *); static void igb_setup_dca(struct igb_adapter *); #endif /* IGB_DCA */ static int igb_poll(struct napi_struct *, int); static bool igb_clean_tx_irq(struct igb_q_vector *); static bool igb_clean_rx_irq(struct igb_q_vector *, int); static int igb_ioctl(struct net_device *, struct ifreq *, int cmd); static void igb_tx_timeout(struct net_device *); static void igb_reset_task(struct work_struct *); #ifdef HAVE_VLAN_RX_REGISTER static void igb_vlan_mode(struct net_device *, struct vlan_group *); #endif #ifdef HAVE_VLAN_PROTOCOL static int igb_vlan_rx_add_vid(struct net_device *, __be16 proto, u16); static int igb_vlan_rx_kill_vid(struct net_device *, __be16 proto, u16); #elif defined HAVE_INT_NDO_VLAN_RX_ADD_VID #ifdef NETIF_F_HW_VLAN_CTAG_RX static int igb_vlan_rx_add_vid(struct net_device *, __always_unused __be16 proto, u16); static int igb_vlan_rx_kill_vid(struct net_device *, __always_unused __be16 proto, u16); #else static int igb_vlan_rx_add_vid(struct net_device *, u16); static int igb_vlan_rx_kill_vid(struct net_device *, u16); #endif #else static void igb_vlan_rx_add_vid(struct net_device *, u16); static void igb_vlan_rx_kill_vid(struct net_device *, u16); #endif static void igb_restore_vlan(struct igb_adapter *); void igb_rar_set(struct igb_adapter *adapter, u32 index); static void igb_ping_all_vfs(struct igb_adapter *); static void igb_msg_task(struct igb_adapter *); static void igb_vmm_control(struct igb_adapter *); static int igb_set_vf_mac(struct igb_adapter *, int, unsigned