e1000e-1.2.10.tar.gz

/******************************************************************************* Intel PRO/1000 Linux driver Copyright(c) 1999 - 2010 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: Linux NICS <linux.nics@intel.com> e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 *******************************************************************************/ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt #include <linux/module.h> #include <linux/types.h> #include <linux/init.h> #include <linux/pci.h> #include <linux/vmalloc.h> #include <linux/pagemap.h> #include <linux/delay.h> #include <linux/netdevice.h> #include <linux/tcp.h> #include <linux/ipv6.h> #include <linux/slab.h> #ifdef NETIF_F_TSO #include <net/checksum.h> #ifdef NETIF_F_TSO6 #include <net/ip6_checksum.h> #endif #endif #include <linux/mii.h> #include <linux/ethtool.h> #ifdef NETIF_F_HW_VLAN_TX #include <linux/if_vlan.h> #endif #include "e1000.h" #ifdef CONFIG_E1000E_NAPI #define DRV_EXTRAVERSION "-NAPI" #else #define DRV_EXTRAVERSION #endif #define DRV_VERSION "1.2.10" DRV_EXTRAVERSION char e1000e_driver_name[] = "e1000e"; const char e1000e_driver_version[] = DRV_VERSION; static void e1000e_disable_aspm(struct pci_dev *pdev, u16 state); static s32 e1000_get_variants_82571(struct e1000_adapter *adapter) { struct e1000_hw *hw = &adapter->hw; static int global_quad_port_a; /* global port a indication */ struct pci_dev *pdev = adapter->pdev; int is_port_b = er32(STATUS) & E1000_STATUS_FUNC_1; /* tag quad port adapters first, it's used below */ switch (pdev->device) { case E1000_DEV_ID_82571EB_QUAD_COPPER: case E1000_DEV_ID_82571EB_QUAD_FIBER: case E1000_DEV_ID_82571EB_QUAD_COPPER_LP: case E1000_DEV_ID_82571PT_QUAD_COPPER: adapter->flags |= FLAG_IS_QUAD_PORT; /* mark the first port */ if (global_quad_port_a == 0) adapter->flags |= FLAG_IS_QUAD_PORT_A; /* Reset for multiple quad port adapters */ global_quad_port_a++; if (global_quad_port_a == 4) global_quad_port_a = 0; break; default: break; } switch (adapter->hw.mac.type) { case e1000_82571: /* these dual ports don't have WoL on port B at all */ if (((pdev->device == E1000_DEV_ID_82571EB_FIBER) || (pdev->device == E1000_DEV_ID_82571EB_SERDES) || (pdev->device == E1000_DEV_ID_82571EB_COPPER)) && (is_port_b)) adapter->flags &= ~FLAG_HAS_WOL; /* quad ports only support WoL on port A */ if (adapter->flags & FLAG_IS_QUAD_PORT && (!(adapter->flags & FLAG_IS_QUAD_PORT_A))) adapter->flags &= ~FLAG_HAS_WOL; /* Does not support WoL on any port */ if (pdev->device == E1000_DEV_ID_82571EB_SERDES_QUAD) adapter->flags &= ~FLAG_HAS_WOL; break; case e1000_82573: case e1000_82574: case e1000_82583: /* Disable ASPM L0s due to hardware errata */ e1000e_disable_aspm(adapter->pdev, PCIE_LINK_STATE_L0S); if (pdev->device == E1000_DEV_ID_82573L) { adapter->flags |= FLAG_HAS_JUMBO_FRAMES; adapter->max_hw_frame_size = DEFAULT_JUMBO; } break; default: break; } return 0; } static struct e1000_info e1000_82571_info = { .mac = e1000_82571, .flags = FLAG_HAS_HW_VLAN_FILTER | FLAG_HAS_JUMBO_FRAMES | FLAG_HAS_WOL | FLAG_APME_IN_CTRL3 | FLAG_RX_CSUM_ENABLED | FLAG_HAS_CTRLEXT_ON_LOAD | FLAG_HAS_SMART_POWER_DOWN | FLAG_RESET_OVERWRITES_LAA /* errata */ | FLAG_TARC_SPEED_MODE_BIT /* errata */ | FLAG_APME_CHECK_PORT_B, .flags2 = FLAG2_DISABLE_ASPM_L1, /* errata 13 */ .pba = 38, .max_hw_frame_size = DEFAULT_JUMBO, .init_ops = e1000_init_function_pointers_82571, .get_variants = e1000_get_variants_82571, }; static struct e1000_info e1000_82572_info = { .mac = e1000_82572, .flags = FLAG_HAS_HW_VLAN_FILTER | FLAG_HAS_JUMBO_FRAMES | FLAG_HAS_WOL | FLAG_APME_IN_CTRL3 | FLAG_RX_CSUM_ENABLED | FLAG_HAS_CTRLEXT_ON_LOAD | FLAG_TARC_SPEED_MODE_BIT, /* errata */ .flags2 = FLAG2_DISABLE_ASPM_L1, /* errata 13 */ .pba = 38, .max_hw_frame_size = DEFAULT_JUMBO, .init_ops = e1000_init_function_pointers_82571, .get_variants = e1000_get_variants_82571, }; static struct e1000_info e1000_82573_info = { .mac = e1000_82573, .flags = FLAG_HAS_HW_VLAN_FILTER | FLAG_HAS_WOL | FLAG_APME_IN_CTRL3 | FLAG_RX_CSUM_ENABLED | FLAG_HAS_SMART_POWER_DOWN | FLAG_HAS_AMT | FLAG_HAS_SWSM_ON_LOAD, .pba = 20, .max_hw_frame_size = ETH_FRAME_LEN + ETH_FCS_LEN, .init_ops = e1000_init_function_pointers_82571, .get_variants = e1000_get_variants_82571, }; static struct e1000_info e1000_82574_info = { .mac = e1000_82574, .flags = FLAG_HAS_HW_VLAN_FILTER #ifdef CONFIG_E1000E_MSIX | FLAG_HAS_MSIX #endif | FLAG_HAS_JUMBO_FRAMES | FLAG_HAS_WOL | FLAG_APME_IN_CTRL3 | FLAG_RX_CSUM_ENABLED | FLAG_HAS_SMART_POWER_DOWN | FLAG_HAS_AMT | FLAG_HAS_CTRLEXT_ON_LOAD | FLAG2_CHECK_PHY_HANG, /*errata */ .pba = 32, .max_hw_frame_size = DEFAULT_JUMBO, .init_ops = e1000_init_function_pointers_82571, .get_variants = e1000_get_variants_82571, }; static struct e1000_info e1000_82583_info = { .mac = e1000_82583, .flags = FLAG_HAS_HW_VLAN_FILTER | FLAG_HAS_WOL | FLAG_APME_IN_CTRL3 | FLAG_RX_CSUM_ENABLED | FLAG_HAS_SMART_POWER_DOWN | FLAG_HAS_AMT | FLAG_HAS_CTRLEXT_ON_LOAD, .pba = 32, .max_hw_frame_size = ETH_FRAME_LEN + ETH_FCS_LEN, .init_ops = e1000_init_function_pointers_82571, .get_variants = e1000_get_variants_82571, }; static struct e1000_info e1000_es2_info = { .mac = e1000_80003es2lan, .flags = FLAG_HAS_HW_VLAN_FILTER | FLAG_HAS_JUMBO_FRAMES | FLAG_HAS_WOL | FLAG_APME_IN_CTRL3 | FLAG_RX_CSUM_ENABLED | FLAG_HAS_CTRLEXT_ON_LOAD | FLAG_RX_NEEDS_RESTART /* errata */ | FLAG_TARC_SET_BIT_ZERO /* errata */ | FLAG_APME_CHECK_PORT_B | FLAG_DISABLE_FC_PAUSE_TIME /* errata */ | FLAG_TIPG_MEDIUM_FOR_80003ESLAN, .pba = 38, .max_hw_frame_size = DEFAULT_JUMBO, .init_ops = e1000_init_function_pointers_80003es2lan, .get_variants = NULL, }; static s32 e1000_get_variants_ich8lan(struct e1000_adapter *adapter) { if (adapter->hw.phy.type == e1000_phy_ife) { adapter->flags &= ~FLAG_HAS_JUMBO_FRAMES; adapter->max_hw_frame_size = ETH_FRAME_LEN + ETH_FCS_LEN; } if ((adapter->hw.mac.type == e1000_ich8lan) && (adapter->hw.phy.type == e1000_phy_igp_3)) adapter->flags |= FLAG_LSC_GIG_SPEED_DROP; return 0; } static struct e1000_info e1000_ich8_info = { .mac = e1000_ich8lan, .flags = FLAG_HAS_WOL | FLAG_IS_ICH | FLAG_RX_CSUM_ENABLED | FLAG_HAS_CTRLEXT_ON_LOAD | FLAG_HAS_AMT | FLAG_HAS_FLASH | FLAG_APME_IN_WUC, .pba = 8, .max_hw_frame_size = ETH_FRAME_LEN + ETH_FCS_LEN, .init_ops = e1000_init_function_pointers_ich8lan, .get_variants = e1000_get_variants_ich8lan, }; static struct e1000_info e1000_ich9_info = { .mac = e1000_ich9lan, .flags = FLAG_HAS_JUMBO_FRAMES | FLAG_IS_ICH | FLAG_HAS_WOL | FLAG_RX_CSUM_ENABLED | FLAG_HAS_CTRLEXT_ON_LOAD | FLAG_HAS_AMT | FLAG_HAS_ERT