| /******************************************************************************* |
| |
| Intel(R) Gigabit Ethernet Linux driver |
| Copyright(c) 2007-2012 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 |
| |
| *******************************************************************************/ |
| |
| /* ethtool support for igb */ |
| |
| #include <linux/netdevice.h> |
| #include <linux/vmalloc.h> |
| |
| #ifdef SIOCETHTOOL |
| #include <linux/ethtool.h> |
| #ifdef CONFIG_PM_RUNTIME |
| #include <linux/pm_runtime.h> |
| #endif /* CONFIG_PM_RUNTIME */ |
| |
| #include "igb.h" |
| #include "igb_regtest.h" |
| #include <linux/if_vlan.h> |
| |
| #ifdef ETHTOOL_OPS_COMPAT |
| #include "kcompat_ethtool.c" |
| #endif |
| #ifdef ETHTOOL_GSTATS |
| struct igb_stats { |
| char stat_string[ETH_GSTRING_LEN]; |
| int sizeof_stat; |
| int stat_offset; |
| }; |
| |
| #define IGB_STAT(_name, _stat) { \ |
| .stat_string = _name, \ |
| .sizeof_stat = FIELD_SIZEOF(struct igb_adapter, _stat), \ |
| .stat_offset = offsetof(struct igb_adapter, _stat) \ |
| } |
| static const struct igb_stats igb_gstrings_stats[] = { |
| IGB_STAT("rx_packets", stats.gprc), |
| IGB_STAT("tx_packets", stats.gptc), |
| IGB_STAT("rx_bytes", stats.gorc), |
| IGB_STAT("tx_bytes", stats.gotc), |
| IGB_STAT("rx_broadcast", stats.bprc), |
| IGB_STAT("tx_broadcast", stats.bptc), |
| IGB_STAT("rx_multicast", stats.mprc), |
| IGB_STAT("tx_multicast", stats.mptc), |
| IGB_STAT("multicast", stats.mprc), |
| IGB_STAT("collisions", stats.colc), |
| IGB_STAT("rx_crc_errors", stats.crcerrs), |
| IGB_STAT("rx_no_buffer_count", stats.rnbc), |
| IGB_STAT("rx_missed_errors", stats.mpc), |
| IGB_STAT("tx_aborted_errors", stats.ecol), |
| IGB_STAT("tx_carrier_errors", stats.tncrs), |
| IGB_STAT("tx_window_errors", stats.latecol), |
| IGB_STAT("tx_abort_late_coll", stats.latecol), |
| IGB_STAT("tx_deferred_ok", stats.dc), |
| IGB_STAT("tx_single_coll_ok", stats.scc), |
| IGB_STAT("tx_multi_coll_ok", stats.mcc), |
| IGB_STAT("tx_timeout_count", tx_timeout_count), |
| IGB_STAT("rx_long_length_errors", stats.roc), |
| IGB_STAT("rx_short_length_errors", stats.ruc), |
| IGB_STAT("rx_align_errors", stats.algnerrc), |
| IGB_STAT("tx_tcp_seg_good", stats.tsctc), |
| IGB_STAT("tx_tcp_seg_failed", stats.tsctfc), |
| IGB_STAT("rx_flow_control_xon", stats.xonrxc), |
| IGB_STAT("rx_flow_control_xoff", stats.xoffrxc), |
| IGB_STAT("tx_flow_control_xon", stats.xontxc), |
| IGB_STAT("tx_flow_control_xoff", stats.xofftxc), |
| IGB_STAT("rx_long_byte_count", stats.gorc), |
| IGB_STAT("tx_dma_out_of_sync", stats.doosync), |
| #ifndef IGB_NO_LRO |
| IGB_STAT("lro_aggregated", lro_stats.coal), |
| IGB_STAT("lro_flushed", lro_stats.flushed), |
| IGB_STAT("lro_recycled", lro_stats.recycled), |
| #endif /* IGB_LRO */ |
| IGB_STAT("tx_smbus", stats.mgptc), |
| IGB_STAT("rx_smbus", stats.mgprc), |
| IGB_STAT("dropped_smbus", stats.mgpdc), |
| IGB_STAT("os2bmc_rx_by_bmc", stats.o2bgptc), |
| IGB_STAT("os2bmc_tx_by_bmc", stats.b2ospc), |
| IGB_STAT("os2bmc_tx_by_host", stats.o2bspc), |
| IGB_STAT("os2bmc_rx_by_host", stats.b2ogprc), |
| }; |
| |
| #define IGB_NETDEV_STAT(_net_stat) { \ |
| .stat_string = #_net_stat, \ |
| .sizeof_stat = FIELD_SIZEOF(struct net_device_stats, _net_stat), \ |
| .stat_offset = offsetof(struct net_device_stats, _net_stat) \ |
| } |
| static const struct igb_stats igb_gstrings_net_stats[] = { |
| IGB_NETDEV_STAT(rx_errors), |
| IGB_NETDEV_STAT(tx_errors), |
| IGB_NETDEV_STAT(tx_dropped), |
| IGB_NETDEV_STAT(rx_length_errors), |
| IGB_NETDEV_STAT(rx_over_errors), |
| IGB_NETDEV_STAT(rx_frame_errors), |
| IGB_NETDEV_STAT(rx_fifo_errors), |
| IGB_NETDEV_STAT(tx_fifo_errors), |
| IGB_NETDEV_STAT(tx_heartbeat_errors) |
| }; |
| |
| #define IGB_GLOBAL_STATS_LEN ARRAY_SIZE(igb_gstrings_stats) |
| #define IGB_NETDEV_STATS_LEN ARRAY_SIZE(igb_gstrings_net_stats) |
| #define IGB_RX_QUEUE_STATS_LEN \ |
| (sizeof(struct igb_rx_queue_stats) / sizeof(u64)) |
| #define IGB_TX_QUEUE_STATS_LEN \ |
| (sizeof(struct igb_tx_queue_stats) / sizeof(u64)) |
| #define IGB_QUEUE_STATS_LEN \ |
| ((((struct igb_adapter *)netdev_priv(netdev))->num_rx_queues * \ |
| IGB_RX_QUEUE_STATS_LEN) + \ |
| (((struct igb_adapter *)netdev_priv(netdev))->num_tx_queues * \ |
| IGB_TX_QUEUE_STATS_LEN)) |
| #define IGB_STATS_LEN \ |
| (IGB_GLOBAL_STATS_LEN + IGB_NETDEV_STATS_LEN + IGB_QUEUE_STATS_LEN) |
| |
| #endif /* ETHTOOL_GSTATS */ |
| #ifdef ETHTOOL_TEST |
| static const char igb_gstrings_test[][ETH_GSTRING_LEN] = { |
| "Register test (offline)", "Eeprom test (offline)", |
| "Interrupt test (offline)", "Loopback test (offline)", |
| "Link test (on/offline)" |
| }; |
| #define IGB_TEST_LEN (sizeof(igb_gstrings_test) / ETH_GSTRING_LEN) |
| #endif /* ETHTOOL_TEST */ |
| |
| static int igb_get_settings(struct net_device *netdev, struct ethtool_cmd *ecmd) |
| { |
| struct igb_adapter *adapter = netdev_priv(netdev); |
| struct e1000_hw *hw = &adapter->hw; |
| u32 status; |
| |
| if (hw->phy.media_type == e1000_media_type_copper) { |
| |
| ecmd->supported = (SUPPORTED_10baseT_Half | |
| SUPPORTED_10baseT_Full | |
| SUPPORTED_100baseT_Half | |
| SUPPORTED_100baseT_Full | |
| SUPPORTED_1000baseT_Full| |
| SUPPORTED_Autoneg | |
| SUPPORTED_TP | |
| SUPPORTED_Pause); |
| ecmd->advertising = ADVERTISED_TP; |
| |
| if (hw->mac.autoneg == 1) { |
| ecmd->advertising |= ADVERTISED_Autoneg; |
| /* the e1000 autoneg seems to match ethtool nicely */ |
| ecmd->advertising |= hw->phy.autoneg_advertised; |
| } |
| |
| if (hw->mac.autoneg != 1) |
| ecmd->advertising &= ~(ADVERTISED_Pause | |
| ADVERTISED_Asym_Pause); |
| |
| if (hw->fc.requested_mode == e1000_fc_full) |
| ecmd->advertising |= ADVERTISED_Pause; |
| else if (hw->fc.requested_mode == e1000_fc_rx_pause) |
| ecmd->advertising |= (ADVERTISED_Pause | |
| ADVERTISED_Asym_Pause); |
| else if (hw->fc.requested_mode == e1000_fc_tx_pause) |
| ecmd->advertising |= ADVERTISED_Asym_Pause; |
| else |
| ecmd->advertising &= ~(ADVERTISED_Pause | |
| ADVERTISED_Asym_Pause); |
| |
| ecmd->port = PORT_TP; |
| ecmd->phy_address = hw->phy.addr; |
| ecmd->transceiver = XCVR_INTERNAL; |
| |
| } else { |
| ecmd->supported = (SUPPORTED_1000baseT_Full | |
| SUPPORTED_100baseT_Full | |
| SUPPORTED_FIBRE | |
| SUPPORTED_Autoneg | |
| SUPPORTED_Pause); |
| |
| ecmd->advertising = (ADVERTISED_FIBRE | |
| ADVERTISED_Autoneg | |
| ADVERTISED_Pause); |
| |
| switch (adapter->link_speed) { |
| case SPEED_1000: |
| ecmd->advertising = ADVERTISED_1000baseT_Full; |
| break; |
| case SPEED_100: |
| ecmd->advertising = ADVERTISED_100baseT_Full; |
| break; |
| default: |
| break; |
| } |
| |
| ecmd->port = PORT_FIBRE; |
| ecmd->transceiver = XCVR_EXTERNAL; |
| } |
| |
| status = E1000_READ_REG(hw, E1000_STATUS); |
| |
| if (status & E1000_STATUS_LU) { |
| if (status & E1000_STATUS_SPEED_1000) |
| ecmd->speed = SPEED_1000; |
| else if (status & E1000_STATUS_SPEED_100) |
| ecmd->speed = SPEED_100; |
| else |
| ecmd->speed = SPEED_10; |
| |
| if ((status & E1000_STATUS_FD) || |
| hw->phy.media_type != e1000_media_type_copper) |
| ecmd->duplex = DUPLEX_FULL; |
| else |
| ecmd->duplex = DUPLEX_HALF; |
| |
| } else { |
| ecmd->speed = -1; |
| ecmd->duplex = -1; |
| } |
| |
| if ((hw->phy.media_type == e1000_media_type_fiber) || |
| hw->mac.autoneg) |
| ecmd->autoneg = AUTONEG_ENABLE; |
| else |
| ecmd->autoneg = AUTONEG_DISABLE; |
| #ifdef ETH_TP_MDI_X |
| |
| /* MDI-X => 2; MDI =>1; Invalid =>0 */ |
| if (hw->phy.media_type == e1000_media_type_copper) |
| ecmd->eth_tp_mdix = hw->phy.is_mdix ? ETH_TP_MDI_X : |
| ETH_TP_MDI; |
| else |
| ecmd->eth_tp_mdix = ETH_TP_MDI_INVALID; |
| |
| #ifdef ETH_TP_MDI_AUTO |
| if (hw->phy.mdix == AUTO_ALL_MODES) |
| ecmd->eth_tp_mdix_ctrl = ETH_TP_MDI_AUTO; |
| else |
| ecmd->eth_tp_mdix_ctrl = hw->phy.mdix; |
| |
| #endif |
| #endif /* ETH_TP_MDI_X */ |
| return 0; |
| } |
| |
| static int igb_set_settings(struct net_device *netdev, struct ethtool_cmd *ecmd) |
| { |
| struct igb_adapter *adapter = netdev_priv(netdev); |
| struct e1000_hw *hw = &adapter->hw; |
| |
| /* When SoL/IDER sessions are active, autoneg/speed/duplex |
| * cannot be changed */ |
| if (e1000_check_reset_block(hw)) { |
| dev_err(pci_dev_to_dev(adapter->pdev), "Cannot change link " |
| "characteristics when SoL/IDER is active.\n"); |
| return -EINVAL; |
| } |
| |
| #ifdef ETH_TP_MDI_AUTO |
| /* |
| * MDI setting is only allowed when autoneg enabled because |
| * some hardware doesn't allow MDI setting when speed or |
| * duplex is forced. |
| */ |
| if (ecmd->eth_tp_mdix_ctrl) { |
| if (hw->phy.media_type != e1000_media_type_copper) |
| return -EOPNOTSUPP; |
| |
| if ((ecmd->eth_tp_mdix_ctrl != ETH_TP_MDI_AUTO) && |
| (ecmd->autoneg != AUTONEG_ENABLE)) { |
| dev_err(&adapter->pdev->dev, "forcing MDI/MDI-X state is not supported when link speed and/or duplex are forced\n"); |
| return -EINVAL; |
| } |
| } |
| |
| #endif /* ETH_TP_MDI_AUTO */ |
| while (test_and_set_bit(__IGB_RESETTING, &adapter->state)) |
| usleep_range(1000, 2000); |
| |
| if (ecmd->autoneg == AUTONEG_ENABLE) { |
| hw->mac.autoneg = 1; |
| if (hw->phy.media_type == e1000_media_type_fiber) { |
| hw->phy.autoneg_advertised = ADVERTISED_FIBRE | |
| ADVERTISED_Autoneg; |
| switch (adapter->link_speed) { |
| case SPEED_1000: |
| hw->phy.autoneg_advertised = |
| ADVERTISED_1000baseT_Full; |
| break; |
| case SPEED_100: |
| hw->phy.autoneg_advertised = |
| ADVERTISED_100baseT_Full; |
| break; |
| default: |
| break; |
| } |
| } else { |
| hw->phy.autoneg_advertised = ecmd->advertising | |
| ADVERTISED_TP | |
| ADVERTISED_Autoneg; |
| } |
| ecmd->advertising = hw->phy.autoneg_advertised; |
| if (adapter->fc_autoneg) |
| hw->fc.requested_mode = e1000_fc_default; |
| } else { |
| if (igb_set_spd_dplx(adapter, ecmd->speed + ecmd->duplex)) { |
| clear_bit(__IGB_RESETTING, &adapter->state); |
| return -EINVAL; |
| } |
| } |
| |
| #ifdef ETH_TP_MDI_X |
| /* MDI-X =>2; MDI=>1; Invalid =>0 */ |
| if (hw->phy.media_type == e1000_media_type_copper) { |
| switch (ecmd->eth_tp_mdix) { |
| case ETH_TP_MDI_X: |
| hw->phy.mdix = 2; |
| break; |
| case ETH_TP_MDI: |
| hw->phy.mdix = 1; |
| break; |
| case ETH_TP_MDI_INVALID: |
| default: |
| hw->phy.mdix = 0; |
| break; |
| } |
| } |
| |
| #endif /* ETH_TP_MDI_X */ |
| /* reset the link */ |
| if (netif_running(adapter->netdev)) { |
| igb_down(adapter); |
| igb_up(adapter); |
| } else |
| igb_reset(adapter); |
| |
| clear_bit(__IGB_RESETTING, &adapter->state); |
| return 0; |
| } |
| |
| static u32 igb_get_link(struct net_device *netdev) |
| { |
| struct igb_adapter *adapter = netdev_priv(netdev); |
| struct e1000_mac_info *mac = &adapter->hw.mac; |
| |
| /* |
| * If the link is not reported up to netdev, interrupts are disabled, |
| * and so the physical link state may have changed since we last |
| * looked. Set get_link_status to make sure that the true link |
| * state is interrogated, rather than pulling a cached and possibly |
| * stale link state from the driver. |
| */ |
| if (!netif_carrier_ok(netdev)) |
| mac->get_link_status = 1; |
| |
| return igb_has_link(adapter); |
| } |
| |
| static void igb_get_pauseparam(struct net_device *netdev, |
| struct ethtool_pauseparam *pause) |
| { |
| struct igb_adapter *adapter = netdev_priv(netdev); |
| struct e1000_hw *hw = &adapter->hw; |
| |
| pause->autoneg = |
| (adapter->fc_autoneg ? AUTONEG_ENABLE : AUTONEG_DISABLE); |
| |
| if (hw->fc.current_mode == e1000_fc_rx_pause) |
| pause->rx_pause = 1; |
| else if (hw->fc.current_mode == e1000_fc_tx_pause) |
| pause->tx_pause = 1; |
| else if (hw->fc.current_mode == e1000_fc_full) { |
| pause->rx_pause = 1; |
| pause->tx_pause = 1; |
| } |
| } |
| |
| static int igb_set_pauseparam(struct net_device *netdev, |
| struct ethtool_pauseparam *pause) |
| { |
| struct igb_adapter *adapter = netdev_priv(netdev); |
| struct e1000_hw *hw = &adapter->hw; |
| int retval = 0; |
| |
| adapter->fc_autoneg = pause->autoneg; |
| |
| while (test_and_set_bit(__IGB_RESETTING, &adapter->state)) |
| usleep_range(1000, 2000); |
| |
| if (adapter->fc_autoneg == AUTONEG_ENABLE) { |
| hw->fc.requested_mode = e1000_fc_default; |
| if (netif_running(adapter->netdev)) { |
| igb_down(adapter); |
| igb_up(adapter); |
| } else { |
| igb_reset(adapter); |
| } |
| } else { |
| if (pause->rx_pause && pause->tx_pause) |
| hw->fc.requested_mode = e1000_fc_full; |
| else if (pause->rx_pause && !pause->tx_pause) |
| hw->fc.requested_mode = e1000_fc_rx_pause; |
| else if (!pause->rx_pause && pause->tx_pause) |
| hw->fc.requested_mode = e1000_fc_tx_pause; |
| else if (!pause->rx_pause && !pause->tx_pause) |
| hw->fc.requested_mode = e1000_fc_none; |
| |
| hw->fc.current_mode = hw->fc.requested_mode; |
| |
| retval = hw->mac.ops.setup_link(hw); |
| } |
| |
| clear_bit(__IGB_RESETTING, &adapter->state); |
| return retval; |
| } |
| |
| static u32 igb_get_msglevel(struct net_device *netdev) |
| { |
| struct igb_adapter *adapter = netdev_priv(netdev); |
| return adapter->msg_enable; |
| } |
| |
| static void igb_set_msglevel(struct net_device *netdev, u32 data) |
| { |
| struct igb_adapter *adapter = netdev_priv(netdev); |
| adapter->msg_enable = data; |
| } |
| |
| static int igb_get_regs_len(struct net_device *netdev) |
| { |
| #define IGB_REGS_LEN 555 |
| return IGB_REGS_LEN * sizeof(u32); |
| } |
| |
| static void igb_get_regs(struct net_device *netdev, |
| struct ethtool_regs *regs, void *p) |
| { |
| struct igb_adapter *adapter = netdev_priv(netdev); |
| struct e1000_hw *hw = &adapter->hw; |
| u32 *regs_buff = p; |
| u8 i; |
| |
| memset(p, 0, IGB_REGS_LEN * sizeof(u32)); |
| |
| regs->version = (1 << 24) | (hw->revision_id << 16) | hw->device_id; |
| |
| /* General Registers */ |
| regs_buff[0] = E1000_READ_REG(hw, E1000_CTRL); |
| regs_buff[1] = E1000_READ_REG(hw, E1000_STATUS); |
| regs_buff[2] = E1000_READ_REG(hw, E1000_CTRL_EXT); |
| regs_buff[3] = E1000_READ_REG(hw, E1000_MDIC); |
| regs_buff[4] = E1000_READ_REG(hw, E1000_SCTL); |
| regs_buff[5] = E1000_READ_REG(hw, E1000_CONNSW); |
| regs_buff[6] = E1000_READ_REG(hw, E1000_VET); |
| regs_buff[7] = E1000_READ_REG(hw, E1000_LEDCTL); |
| regs_buff[8] = E1000_READ_REG(hw, E1000_PBA); |
| regs_buff[9] = E1000_READ_REG(hw, E1000_PBS); |
| regs_buff[10] = E1000_READ_REG(hw, E1000_FRTIMER); |
| regs_buff[11] = E1000_READ_REG(hw, E1000_TCPTIMER); |
| |
| /* NVM Register */ |
| regs_buff[12] = E1000_READ_REG(hw, E1000_EECD); |
| |
| /* Interrupt */ |
| /* Reading EICS for EICR because they read the |
| * same but EICS does not clear on read */ |
| regs_buff[13] = E1000_READ_REG(hw, E1000_EICS); |
| regs_buff[14] = E1000_READ_REG(hw, E1000_EICS); |
| regs_buff[15] = E1000_READ_REG(hw, E1000_EIMS); |
| regs_buff[16] = E1000_READ_REG(hw, E1000_EIMC); |
| regs_buff[17] = E1000_READ_REG(hw, E1000_EIAC); |
| regs_buff[18] = E1000_READ_REG(hw, E1000_EIAM); |
| /* Reading ICS for ICR because they read the |
| * same but ICS does not clear on read */ |
| regs_buff[19] = E1000_READ_REG(hw, E1000_ICS); |
| regs_buff[20] = E1000_READ_REG(hw, E1000_ICS); |
| regs_buff[21] = E1000_READ_REG(hw, E1000_IMS); |
| regs_buff[22] = E1000_READ_REG(hw, E1000_IMC); |
| regs_buff[23] = E1000_READ_REG(hw, E1000_IAC); |
| regs_buff[24] = E1000_READ_REG(hw, E1000_IAM); |
| regs_buff[25] = E1000_READ_REG(hw, E1000_IMIRVP); |
| |
| /* Flow Control */ |
| regs_buff[26] = E1000_READ_REG(hw, E1000_FCAL); |
| regs_buff[27] = E1000_READ_REG(hw, E1000_FCAH); |
| regs_buff[28] = E1000_READ_REG(hw, E1000_FCTTV); |
| regs_buff[29] = E1000_READ_REG(hw, E1000_FCRTL); |
| regs_buff[30] = E1000_READ_REG(hw, E1000_FCRTH); |
| regs_buff[31] = E1000_READ_REG(hw, E1000_FCRTV); |
| |
| /* Receive */ |
| regs_buff[32] = E1000_READ_REG(hw, E1000_RCTL); |
| regs_buff[33] = E1000_READ_REG(hw, E1000_RXCSUM); |
| regs_buff[34] = E1000_READ_REG(hw, E1000_RLPML); |
| regs_buff[35] = E1000_READ_REG(hw, E1000_RFCTL); |
| regs_buff[36] = E1000_READ_REG(hw, E1000_MRQC); |
| regs_buff[37] = E1000_READ_REG(hw, E1000_VT_CTL); |
| |
| /* Transmit */ |
| regs_buff[38] = E1000_READ_REG(hw, E1000_TCTL); |
| regs_buff[39] = E1000_READ_REG(hw, E1000_TCTL_EXT); |
| regs_buff[40] = E1000_READ_REG(hw, E1000_TIPG); |
| regs_buff[41] = E1000_READ_REG(hw, E1000_DTXCTL); |
| |
| /* Wake Up */ |
| regs_buff[42] = E1000_READ_REG(hw, E1000_WUC); |
| regs_buff[43] = E1000_READ_REG(hw, E1000_WUFC); |
| regs_buff[44] = E1000_READ_REG(hw, E1000_WUS); |
| regs_buff[45] = E1000_READ_REG(hw, E1000_IPAV); |
| regs_buff[46] = E1000_READ_REG(hw, E1000_WUPL); |
| |
| /* MAC */ |
| regs_buff[47] = E1000_READ_REG(hw, E1000_PCS_CFG0); |
| regs_buff[48] = E1000_READ_REG(hw, E1000_PCS_LCTL); |
| regs_buff[49] = E1000_READ_REG(hw, E1000_PCS_LSTAT); |
| regs_buff[50] = E1000_READ_REG(hw, E1000_PCS_ANADV); |
| regs_buff[51] = E1000_READ_REG(hw, E1000_PCS_LPAB); |
| regs_buff[52] = E1000_READ_REG(hw, E1000_PCS_NPTX); |
| regs_buff[53] = E1000_READ_REG(hw, E1000_PCS_LPABNP); |
| |
| /* Statistics */ |
| regs_buff[54] = adapter->stats.crcerrs; |
| regs_buff[55] = adapter->stats.algnerrc; |
| regs_buff[56] = adapter->stats.symerrs; |
| regs_buff[57] = adapter->stats.rxerrc; |
| regs_buff[58] = adapter->stats.mpc; |
| regs_buff[59] = adapter->stats.scc; |
| regs_buff[60] = adapter->stats.ecol; |
| regs_buff[61] = adapter->stats.mcc; |
| regs_buff[62] = adapter->stats.latecol; |
| regs_buff[63] = adapter->stats.colc; |
| regs_buff[64] = adapter->stats.dc; |
| regs_buff[65] = adapter->stats.tncrs; |
| regs_buff[66] = adapter->stats.sec; |
| regs_buff[67] = adapter->stats.htdpmc; |
| regs_buff[68] = adapter->stats.rlec; |
| regs_buff[69] = adapter->stats.xonrxc; |
| regs_buff[70] = adapter->stats.xontxc; |
| regs_buff[71] = adapter->stats.xoffrxc; |
| regs_buff[72] = adapter->stats.xofftxc; |
| regs_buff[73] = adapter->stats.fcruc; |
| regs_buff[74] = adapter->stats.prc64; |
| regs_buff[75] = adapter->stats.prc127; |
| regs_buff[76] = adapter->stats.prc255; |
| regs_buff[77] = adapter->stats.prc511; |
| regs_buff[78] = adapter->stats.prc1023; |
| regs_buff[79] = adapter->stats.prc1522; |
| regs_buff[80] = adapter->stats.gprc; |
| regs_buff[81] = adapter->stats.bprc; |
| regs_buff[82] = adapter->stats.mprc; |
| regs_buff[83] = adapter->stats.gptc; |
| regs_buff[84] = adapter->stats.gorc; |
| regs_buff[86] = adapter->stats.gotc; |
| regs_buff[88] = adapter->stats.rnbc; |
| regs_buff[89] = adapter->stats.ruc; |
| regs_buff[90] = adapter->stats.rfc; |
| regs_buff[91] = adapter->stats.roc; |
| regs_buff[92] = adapter->stats.rjc; |
| regs_buff[93] = adapter->stats.mgprc; |
| regs_buff[94] = adapter->stats.mgpdc; |
| regs_buff[95] = adapter->stats.mgptc; |
| regs_buff[96] = adapter->stats.tor; |
| regs_buff[98] = adapter->stats.tot; |
| regs_buff[100] = adapter->stats.tpr; |
| regs_buff[101] = adapter->stats.tpt; |
| regs_buff[102] = adapter->stats.ptc64; |
| regs_buff[103] = adapter->stats.ptc127; |
| regs_buff[104] = adapter->stats.ptc255; |
| regs_buff[105] = adapter->stats.ptc511; |
| regs_buff[106] = adapter->stats.ptc1023; |
| regs_buff[107] = adapter->stats.ptc1522; |
| regs_buff[108] = adapter->stats.mptc; |
| regs_buff[109] = adapter->stats.bptc; |
| regs_buff[110] = adapter->stats.tsctc; |
| regs_buff[111] = adapter->stats.iac; |
| regs_buff[112] = adapter->stats.rpthc; |
| regs_buff[113] = adapter->stats.hgptc; |
| regs_buff[114] = adapter->stats.hgorc; |
| regs_buff[116] = adapter->stats.hgotc; |
| regs_buff[118] = adapter->stats.lenerrs; |
| regs_buff[119] = adapter->stats.scvpc; |
| regs_buff[120] = adapter->stats.hrmpc; |
| |
| for (i = 0; i < 4; i++) |
| regs_buff[121 + i] = E1000_READ_REG(hw, E1000_SRRCTL(i)); |
| for (i = 0; i < 4; i++) |
| regs_buff[125 + i] = E1000_READ_REG(hw, E1000_PSRTYPE(i)); |
| for (i = 0; i < 4; i++) |
| regs_buff[129 + i] = E1000_READ_REG(hw, E1000_RDBAL(i)); |
| for (i = 0; i < 4; i++) |
| regs_buff[133 + i] = E1000_READ_REG(hw, E1000_RDBAH(i)); |
| for (i = 0; i < 4; i++) |
| regs_buff[137 + i] = E1000_READ_REG(hw, E1000_RDLEN(i)); |
| for (i = 0; i < 4; i++) |
| regs_buff[141 + i] = E1000_READ_REG(hw, E1000_RDH(i)); |
| for (i = 0; i < 4; i++) |
| regs_buff[145 + i] = E1000_READ_REG(hw, E1000_RDT(i)); |
| for (i = 0; i < 4; i++) |
| regs_buff[149 + i] = E1000_READ_REG(hw, E1000_RXDCTL(i)); |
| |
| for (i = 0; i < 10; i++) |
| regs_buff[153 + i] = E1000_READ_REG(hw, E1000_EITR(i)); |
| for (i = 0; i < 8; i++) |
| regs_buff[163 + i] = E1000_READ_REG(hw, E1000_IMIR(i)); |
| for (i = 0; i < 8; i++) |
| regs_buff[171 + i] = E1000_READ_REG(hw, E1000_IMIREXT(i)); |
| for (i = 0; i < 16; i++) |
| regs_buff[179 + i] = E1000_READ_REG(hw, E1000_RAL(i)); |
| for (i = 0; i < 16; i++) |
| regs_buff[195 + i] = E1000_READ_REG(hw, E1000_RAH(i)); |
| |
| for (i = 0; i < 4; i++) |
| regs_buff[211 + i] = E1000_READ_REG(hw, E1000_TDBAL(i)); |
| for (i = 0; i < 4; i++) |
| regs_buff[215 + i] = E1000_READ_REG(hw, E1000_TDBAH(i)); |
| for (i = 0; i < 4; i++) |
| regs_buff[219 + i] = E1000_READ_REG(hw, E1000_TDLEN(i)); |
| for (i = 0; i < 4; i++) |
| regs_buff[223 + i] = E1000_READ_REG(hw, E1000_TDH(i)); |
| for (i = 0; i < 4; i++) |
| regs_buff[227 + i] = E1000_READ_REG(hw, E1000_TDT(i)); |
| for (i = 0; i < 4; i++) |
| regs_buff[231 + i] = E1000_READ_REG(hw, E1000_TXDCTL(i)); |
| for (i = 0; i < 4; i++) |
| regs_buff[235 + i] = E1000_READ_REG(hw, E1000_TDWBAL(i)); |
| for (i = 0; i < 4; i++) |
| regs_buff[239 + i] = E1000_READ_REG(hw, E1000_TDWBAH(i)); |
| for (i = 0; i < 4; i++) |
| regs_buff[243 + i] = E1000_READ_REG(hw, E1000_DCA_TXCTRL(i)); |
| |
| for (i = 0; i < 4; i++) |
| regs_buff[247 + i] = E1000_READ_REG(hw, E1000_IP4AT_REG(i)); |
| for (i = 0; i < 4; i++) |
| regs_buff[251 + i] = E1000_READ_REG(hw, E1000_IP6AT_REG(i)); |
| for (i = 0; i < 32; i++) |
| regs_buff[255 + i] = E1000_READ_REG(hw, E1000_WUPM_REG(i)); |
| for (i = 0; i < 128; i++) |
| regs_buff[287 + i] = E1000_READ_REG(hw, E1000_FFMT_REG(i)); |
| for (i = 0; i < 128; i++) |
| regs_buff[415 + i] = E1000_READ_REG(hw, E1000_FFVT_REG(i)); |
| for (i = 0; i < 4; i++) |
| regs_buff[543 + i] = E1000_READ_REG(hw, E1000_FFLT_REG(i)); |
| |
| regs_buff[547] = E1000_READ_REG(hw, E1000_TDFH); |
| regs_buff[548] = E1000_READ_REG(hw, E1000_TDFT); |
| regs_buff[549] = E1000_READ_REG(hw, E1000_TDFHS); |
| regs_buff[550] = E1000_READ_REG(hw, E1000_TDFPC); |
| if (hw->mac.type > e1000_82580) { |
| regs_buff[551] = adapter->stats.o2bgptc; |
| regs_buff[552] = adapter->stats.b2ospc; |
| regs_buff[553] = adapter->stats.o2bspc; |
| regs_buff[554] = adapter->stats.b2ogprc; |
| } |
| } |
| |
| static int igb_get_eeprom_len(struct net_device *netdev) |
| { |
| struct igb_adapter *adapter = netdev_priv(netdev); |
| return adapter->hw.nvm.word_size * 2; |
| } |
| |
| static int igb_get_eeprom(struct net_device *netdev, |
| struct ethtool_eeprom *eeprom, u8 *bytes) |
| { |
| struct igb_adapter *adapter = netdev_priv(netdev); |
| struct e1000_hw *hw = &adapter->hw; |
| u16 *eeprom_buff; |
| int first_word, last_word; |
| int ret_val = 0; |
| u16 i; |
| |
| if (eeprom->len == 0) |
| return -EINVAL; |
| |
| eeprom->magic = hw->vendor_id | (hw->device_id << 16); |
| |
| first_word = eeprom->offset >> 1; |
| last_word = (eeprom->offset + eeprom->len - 1) >> 1; |
| |
| eeprom_buff = kmalloc(sizeof(u16) * |
| (last_word - first_word + 1), GFP_KERNEL); |
| if (!eeprom_buff) |
| return -ENOMEM; |
| |
| if (hw->nvm.type == e1000_nvm_eeprom_spi) |
| ret_val = e1000_read_nvm(hw, first_word, |
| last_word - first_word + 1, |
| eeprom_buff); |
| else { |
| for (i = 0; i < last_word - first_word + 1; i++) { |
| ret_val = e1000_read_nvm(hw, first_word + i, 1, |
| &eeprom_buff[i]); |
| if (ret_val) |
| break; |
| } |
| } |
| |
| /* Device's eeprom is always little-endian, word addressable */ |
| for (i = 0; i < last_word - first_word + 1; i++) |
| eeprom_buff[i] = le16_to_cpu(eeprom_buff[i]); |
| |
| memcpy(bytes, (u8 *)eeprom_buff + (eeprom->offset & 1), |
| eeprom->len); |
| kfree(eeprom_buff); |
| |
| return ret_val; |
| } |
| |
| static int igb_set_eeprom(struct net_device *netdev, |
| struct ethtool_eeprom *eeprom, u8 *bytes) |
| { |
| struct igb_adapter *adapter = netdev_priv(netdev); |
| struct e1000_hw *hw = &adapter->hw; |
| u16 *eeprom_buff; |
| void *ptr; |
| int max_len, first_word, last_word, ret_val = 0; |
| u16 i; |
| |
| if (eeprom->len == 0) |
| return -EOPNOTSUPP; |
| |
| if (eeprom->magic != (hw->vendor_id | (hw->device_id << 16))) |
| return -EFAULT; |
| |
| max_len = hw->nvm.word_size * 2; |
| |
| first_word = eeprom->offset >> 1; |
| last_word = (eeprom->offset + eeprom->len - 1) >> 1; |
| eeprom_buff = kmalloc(max_len, GFP_KERNEL); |
| if (!eeprom_buff) |
| return -ENOMEM; |
| |
| ptr = (void *)eeprom_buff; |
| |
| if (eeprom->offset & 1) { |
| /* need read/modify/write of first changed EEPROM word */ |
| /* only the second byte of the word is being modified */ |
| ret_val = e1000_read_nvm(hw, first_word, 1, |
| &eeprom_buff[0]); |
| ptr++; |
| } |
| if (((eeprom->offset + eeprom->len) & 1) && (ret_val == 0)) { |
| /* need read/modify/write of last changed EEPROM word */ |
| /* only the first byte of the word is being modified */ |
| ret_val = e1000_read_nvm(hw, last_word, 1, |
| &eeprom_buff[last_word - first_word]); |
| } |
| |
| /* Device's eeprom is always little-endian, word addressable */ |
| for (i = 0; i < last_word - first_word + 1; i++) |
| le16_to_cpus(&eeprom_buff[i]); |
| |
| memcpy(ptr, bytes, eeprom->len); |
| |
| for (i = 0; i < last_word - first_word + 1; i++) |
| cpu_to_le16s(&eeprom_buff[i]); |
| |
| ret_val = e1000_write_nvm(hw, first_word, |
| last_word - first_word + 1, eeprom_buff); |
| |
| /* Update the checksum over the first part of the EEPROM if needed |
| * and flush shadow RAM for 82573 controllers */ |
| if ((ret_val == 0) && ((first_word <= NVM_CHECKSUM_REG))) |
| e1000_update_nvm_checksum(hw); |
| |
| kfree(eeprom_buff); |
| return ret_val; |
| } |
| |
| static void igb_get_drvinfo(struct net_device *netdev, |
| struct ethtool_drvinfo *drvinfo) |
| { |
| struct igb_adapter *adapter = netdev_priv(netdev); |
| |
| strncpy(drvinfo->driver, igb_driver_name, sizeof(drvinfo->driver) - 1); |
| strncpy(drvinfo->version, igb_driver_version, sizeof(drvinfo->version) - 1); |
| |
| strncpy(drvinfo->fw_version, adapter->fw_version, |
| sizeof(drvinfo->fw_version) - 1); |
| strncpy(drvinfo->bus_info, pci_name(adapter->pdev), sizeof(drvinfo->bus_info) -1); |
| drvinfo->n_stats = IGB_STATS_LEN; |
| drvinfo->testinfo_len = IGB_TEST_LEN; |
| drvinfo->regdump_len = igb_get_regs_len(netdev); |
| drvinfo->eedump_len = igb_get_eeprom_len(netdev); |
| } |
| |
| static void igb_get_ringparam(struct net_device *netdev, |
| struct ethtool_ringparam *ring) |
| { |
| struct igb_adapter *adapter = netdev_priv(netdev); |
| |
| ring->rx_max_pending = IGB_MAX_RXD; |
| ring->tx_max_pending = IGB_MAX_TXD; |
| ring->rx_mini_max_pending = 0; |
| ring->rx_jumbo_max_pending = 0; |
| ring->rx_pending = adapter->rx_ring_count; |
| ring->tx_pending = adapter->tx_ring_count; |
| ring->rx_mini_pending = 0; |
| ring->rx_jumbo_pending = 0; |
| } |
| |
| static int igb_set_ringparam(struct net_device *netdev, |
| struct ethtool_ringparam *ring) |
| { |
| struct igb_adapter *adapter = netdev_priv(netdev); |
| struct igb_ring *temp_ring; |
| int i, err = 0; |
| u16 new_rx_count, new_tx_count; |
| |
| if ((ring->rx_mini_pending) || (ring->rx_jumbo_pending)) |
| return -EINVAL; |
| |
| new_rx_count = min(ring->rx_pending, (u32)IGB_MAX_RXD); |
| new_rx_count = max(new_rx_count, (u16)IGB_MIN_RXD); |
| new_rx_count = ALIGN(new_rx_count, REQ_RX_DESCRIPTOR_MULTIPLE); |
| |
| new_tx_count = min(ring->tx_pending, (u32)IGB_MAX_TXD); |
| new_tx_count = max(new_tx_count, (u16)IGB_MIN_TXD); |
| new_tx_count = ALIGN(new_tx_count, REQ_TX_DESCRIPTOR_MULTIPLE); |
| |
| if ((new_tx_count == adapter->tx_ring_count) && |
| (new_rx_count == adapter->rx_ring_count)) { |
| /* nothing to do */ |
| return 0; |
| } |
| |
| while (test_and_set_bit(__IGB_RESETTING, &adapter->state)) |
| usleep_range(1000, 2000); |
| |
| if (!netif_running(adapter->netdev)) { |
| for (i = 0; i < adapter->num_tx_queues; i++) |
| adapter->tx_ring[i]->count = new_tx_count; |
| for (i = 0; i < adapter->num_rx_queues; i++) |
| adapter->rx_ring[i]->count = new_rx_count; |
| adapter->tx_ring_count = new_tx_count; |
| adapter->rx_ring_count = new_rx_count; |
| goto clear_reset; |
| } |
| |
| if (adapter->num_tx_queues > adapter->num_rx_queues) |
| temp_ring = vmalloc(adapter->num_tx_queues * sizeof(struct igb_ring)); |
| else |
| temp_ring = vmalloc(adapter->num_rx_queues * sizeof(struct igb_ring)); |
| |
| if (!temp_ring) { |
| err = -ENOMEM; |
| goto clear_reset; |
| } |
| |
| igb_down(adapter); |
| |
| /* |
| * We can't just free everything and then setup again, |
| * because the ISRs in MSI-X mode get passed pointers |
| * to the tx and rx ring structs. |
| */ |
| if (new_tx_count != adapter->tx_ring_count) { |
| for (i = 0; i < adapter->num_tx_queues; i++) { |
| memcpy(&temp_ring[i], adapter->tx_ring[i], |
| sizeof(struct igb_ring)); |
| |
| temp_ring[i].count = new_tx_count; |
| err = igb_setup_tx_resources(&temp_ring[i]); |
| if (err) { |
| while (i) { |
| i--; |
| igb_free_tx_resources(&temp_ring[i]); |
| } |
| goto err_setup; |
| } |
| } |
| |
| for (i = 0; i < adapter->num_tx_queues; i++) { |
| igb_free_tx_resources(adapter->tx_ring[i]); |
| |
| memcpy(adapter->tx_ring[i], &temp_ring[i], |
| sizeof(struct igb_ring)); |
| } |
| |
| adapter->tx_ring_count = new_tx_count; |
| } |
| |
| if (new_rx_count != adapter->rx_ring_count) { |
| for (i = 0; i < adapter->num_rx_queues; i++) { |
| memcpy(&temp_ring[i], adapter->rx_ring[i], |
| sizeof(struct igb_ring)); |
| |
| temp_ring[i].count = new_rx_count; |
| err = igb_setup_rx_resources(&temp_ring[i]); |
| if (err) { |
| while (i) { |
| i--; |
| igb_free_rx_resources(&temp_ring[i]); |
| } |
| goto err_setup; |
| } |
| |
| } |
| |
| for (i = 0; i < adapter->num_rx_queues; i++) { |
| igb_free_rx_resources(adapter->rx_ring[i]); |
| |
| memcpy(adapter->rx_ring[i], &temp_ring[i], |
| sizeof(struct igb_ring)); |
| } |
| |
| adapter->rx_ring_count = new_rx_count; |
| } |
| err_setup: |
| igb_up(adapter); |
| vfree(temp_ring); |
| clear_reset: |
| clear_bit(__IGB_RESETTING, &adapter->state); |
| return err; |
| } |
| static bool reg_pattern_test(struct igb_adapter *adapter, u64 *data, |
| int reg, u32 mask, u32 write) |
| { |
| struct e1000_hw *hw = &adapter->hw; |
| u32 pat, val; |
| static const u32 _test[] = |
| {0x5A5A5A5A, 0xA5A5A5A5, 0x00000000, 0xFFFFFFFF}; |
| for (pat = 0; pat < ARRAY_SIZE(_test); pat++) { |
| E1000_WRITE_REG(hw, reg, (_test[pat] & write)); |
| val = E1000_READ_REG(hw, reg) & mask; |
| if (val != (_test[pat] & write & mask)) { |
| dev_err(pci_dev_to_dev(adapter->pdev), "pattern test reg %04X " |
| "failed: got 0x%08X expected 0x%08X\n", |
| E1000_REGISTER(hw, reg), val, (_test[pat] & write & mask)); |
| *data = E1000_REGISTER(hw, reg); |
| return 1; |
| } |
| } |
| |
| return 0; |
| } |
| |
| static bool reg_set_and_check(struct igb_adapter *adapter, u64 *data, |
| int reg, u32 mask, u32 write) |
| { |
| struct e1000_hw *hw = &adapter->hw; |
| u32 val; |
| E1000_WRITE_REG(hw, reg, write & mask); |
| val = E1000_READ_REG(hw, reg); |
| if ((write & mask) != (val & mask)) { |
| dev_err(pci_dev_to_dev(adapter->pdev), "set/check reg %04X test failed:" |
| " got 0x%08X expected 0x%08X\n", reg, |
| (val & mask), (write & mask)); |
| *data = E1000_REGISTER(hw, reg); |
| return 1; |
| } |
| |
| return 0; |
| } |
| |
| #define REG_PATTERN_TEST(reg, mask, write) \ |
| do { \ |
| if (reg_pattern_test(adapter, data, reg, mask, write)) \ |
| return 1; \ |
| } while (0) |
| |
| #define REG_SET_AND_CHECK(reg, mask, write) \ |
| do { \ |
| if (reg_set_and_check(adapter, data, reg, mask, write)) \ |
| return 1; \ |
| } while (0) |
| |
| static int igb_reg_test(struct igb_adapter *adapter, u64 *data) |
| { |
| struct e1000_hw *hw = &adapter->hw; |
| struct igb_reg_test *test; |
| u32 value, before, after; |
| u32 i, toggle; |
| |
| switch (adapter->hw.mac.type) { |
| case e1000_i350: |
| test = reg_test_i350; |
| toggle = 0x7FEFF3FF; |
| break; |
| case e1000_i210: |
| case e1000_i211: |
| test = reg_test_i210; |
| toggle = 0x7FEFF3FF; |
| break; |
| case e1000_82580: |
| test = reg_test_82580; |
| toggle = 0x7FEFF3FF; |
| break; |
| case e1000_82576: |
| test = reg_test_82576; |
| toggle = 0x7FFFF3FF; |
| break; |
| default: |
| test = reg_test_82575; |
| toggle = 0x7FFFF3FF; |
| break; |
| } |
| |
| /* Because the status register is such a special case, |
| * we handle it separately from the rest of the register |
| * tests. Some bits are read-only, some toggle, and some |
| * are writable on newer MACs. |
| */ |
| before = E1000_READ_REG(hw, E1000_STATUS); |
| value = (E1000_READ_REG(hw, E1000_STATUS) & toggle); |
| E1000_WRITE_REG(hw, E1000_STATUS, toggle); |
| after = E1000_READ_REG(hw, E1000_STATUS) & toggle; |
| if (value != after) { |
| dev_err(pci_dev_to_dev(adapter->pdev), "failed STATUS register test " |
| "got: 0x%08X expected: 0x%08X\n", after, value); |
| *data = 1; |
| return 1; |
| } |
| /* restore previous status */ |
| E1000_WRITE_REG(hw, E1000_STATUS, before); |
| |
| /* Perform the remainder of the register test, looping through |
| * the test table until we either fail or reach the null entry. |
| */ |
| while (test->reg) { |
| for (i = 0; i < test->array_len; i++) { |
| switch (test->test_type) { |
| case PATTERN_TEST: |
| REG_PATTERN_TEST(test->reg + |
| (i * test->reg_offset), |
| test->mask, |
| test->write); |
| break; |
| case SET_READ_TEST: |
| REG_SET_AND_CHECK(test->reg + |
| (i * test->reg_offset), |
| test->mask, |
| test->write); |
| break; |
| case WRITE_NO_TEST: |
| writel(test->write, |
| (adapter->hw.hw_addr + test->reg) |
| + (i * test->reg_offset)); |
| break; |
| case TABLE32_TEST: |
| REG_PATTERN_TEST(test->reg + (i * 4), |
| test->mask, |
| test->write); |
| break; |
| case TABLE64_TEST_LO: |
| REG_PATTERN_TEST(test->reg + (i * 8), |
| test->mask, |
| test->write); |
| break; |
| case TABLE64_TEST_HI: |
| REG_PATTERN_TEST((test->reg + 4) + (i * 8), |
| test->mask, |
| test->write); |
| break; |
| } |
| } |
| test++; |
| } |
| |
| *data = 0; |
| return 0; |
| } |
| |
| static int igb_eeprom_test(struct igb_adapter *adapter, u64 *data) |
| { |
| *data = 0; |
| |
| /* Validate NVM checksum */ |
| if (e1000_validate_nvm_checksum(&adapter->hw) < 0) |
| *data = 2; |
| |
| return *data; |
| } |
| |
| static irqreturn_t igb_test_intr(int irq, void *data) |
| { |
| struct igb_adapter *adapter = (struct igb_adapter *) data; |
| struct e1000_hw *hw = &adapter->hw; |
| |
| adapter->test_icr |= E1000_READ_REG(hw, E1000_ICR); |
| |
| return IRQ_HANDLED; |
| } |
| |
| static int igb_intr_test(struct igb_adapter *adapter, u64 *data) |
| { |
| struct e1000_hw *hw = &adapter->hw; |
| struct net_device *netdev = adapter->netdev; |
| u32 mask, ics_mask, i = 0, shared_int = TRUE; |
| u32 irq = adapter->pdev->irq; |
| |
| *data = 0; |
| |
| /* Hook up test interrupt handler just for this test */ |
| if (adapter->msix_entries) { |
| if (request_irq(adapter->msix_entries[0].vector, |
| &igb_test_intr, 0, netdev->name, adapter)) { |
| *data = 1; |
| return -1; |
| } |
| } else if (adapter->flags & IGB_FLAG_HAS_MSI) { |
| shared_int = FALSE; |
| if (request_irq(irq, |
| igb_test_intr, 0, netdev->name, adapter)) { |
| *data = 1; |
| return -1; |
| } |
| } else if (!request_irq(irq, igb_test_intr, IRQF_PROBE_SHARED, |
| netdev->name, adapter)) { |
| shared_int = FALSE; |
| } else if (request_irq(irq, &igb_test_intr, IRQF_SHARED, |
| netdev->name, adapter)) { |
| *data = 1; |
| return -1; |
| } |
| dev_info(pci_dev_to_dev(adapter->pdev), "testing %s interrupt\n", |
| (shared_int ? "shared" : "unshared")); |
| |
| /* Disable all the interrupts */ |
| E1000_WRITE_REG(hw, E1000_IMC, ~0); |
| E1000_WRITE_FLUSH(hw); |
| usleep_range(10000, 20000); |
| |
| /* Define all writable bits for ICS */ |
| switch (hw->mac.type) { |
| case e1000_82575: |
| ics_mask = 0x37F47EDD; |
| break; |
| case e1000_82576: |
| ics_mask = 0x77D4FBFD; |
| break; |
| case e1000_82580: |
| ics_mask = 0x77DCFED5; |
| break; |
| case e1000_i350: |
| ics_mask = 0x77DCFED5; |
| break; |
| case e1000_i210: |
| case e1000_i211: |
| ics_mask = 0x774CFED5; |
| break; |
| default: |
| ics_mask = 0x7FFFFFFF; |
| break; |
| } |
| |
| /* Test each interrupt */ |
| for (; i < 31; i++) { |
| /* Interrupt to test */ |
| mask = 1 << i; |
| |
| if (!(mask & ics_mask)) |
| continue; |
| |
| if (!shared_int) { |
| /* Disable the interrupt to be reported in |
| * the cause register and then force the same |
| * interrupt and see if one gets posted. If |
| * an interrupt was posted to the bus, the |
| * test failed. |
| */ |
| adapter->test_icr = 0; |
| |
| /* Flush any pending interrupts */ |
| E1000_WRITE_REG(hw, E1000_ICR, ~0); |
| |
| E1000_WRITE_REG(hw, E1000_IMC, mask); |
| E1000_WRITE_REG(hw, E1000_ICS, mask); |
| E1000_WRITE_FLUSH(hw); |
| usleep_range(10000, 20000); |
| |
| if (adapter->test_icr & mask) { |
| *data = 3; |
| break; |
| } |
| } |
| |
| /* Enable the interrupt to be reported in |
| * the cause register and then force the same |
| * interrupt and see if one gets posted. If |
| * an interrupt was not posted to the bus, the |
| * test failed. |
| */ |
| adapter->test_icr = 0; |
| |
| /* Flush any pending interrupts */ |
| E1000_WRITE_REG(hw, E1000_ICR, ~0); |
| |
| E1000_WRITE_REG(hw, E1000_IMS, mask); |
| E1000_WRITE_REG(hw, E1000_ICS, mask); |
| E1000_WRITE_FLUSH(hw); |
| usleep_range(10000, 20000); |
| |
| if (!(adapter->test_icr & mask)) { |
| *data = 4; |
| break; |
| } |
| |
| if (!shared_int) { |
| /* Disable the other interrupts to be reported in |
| * the cause register and then force the other |
| * interrupts and see if any get posted. If |
| * an interrupt was posted to the bus, the |
| * test failed. |
| */ |
| adapter->test_icr = 0; |
| |
| /* Flush any pending interrupts */ |
| E1000_WRITE_REG(hw, E1000_ICR, ~0); |
| |
| E1000_WRITE_REG(hw, E1000_IMC, ~mask); |
| E1000_WRITE_REG(hw, E1000_ICS, ~mask); |
| E1000_WRITE_FLUSH(hw); |
| usleep_range(10000, 20000); |
| |
| if (adapter->test_icr & mask) { |
| *data = 5; |
| break; |
| } |
| } |
| } |
| |
| /* Disable all the interrupts */ |
| E1000_WRITE_REG(hw, E1000_IMC, ~0); |
| E1000_WRITE_FLUSH(hw); |
| usleep_range(10000, 20000); |
| |
| /* Unhook test interrupt handler */ |
| if (adapter->msix_entries) |
| free_irq(adapter->msix_entries[0].vector, adapter); |
| else |
| free_irq(irq, adapter); |
| |
| return *data; |
| } |
| |
| static void igb_free_desc_rings(struct igb_adapter *adapter) |
| { |
| igb_free_tx_resources(&adapter->test_tx_ring); |
| igb_free_rx_resources(&adapter->test_rx_ring); |
| } |
| |
| static int igb_setup_desc_rings(struct igb_adapter *adapter) |
| { |
| struct igb_ring *tx_ring = &adapter->test_tx_ring; |
| struct igb_ring *rx_ring = &adapter->test_rx_ring; |
| struct e1000_hw *hw = &adapter->hw; |
| int ret_val; |
| |
| /* Setup Tx descriptor ring and Tx buffers */ |
| tx_ring->count = IGB_DEFAULT_TXD; |
| tx_ring->dev = pci_dev_to_dev(adapter->pdev); |
| tx_ring->netdev = adapter->netdev; |
| tx_ring->reg_idx = adapter->vfs_allocated_count; |
| |
| if (igb_setup_tx_resources(tx_ring)) { |
| ret_val = 1; |
| goto err_nomem; |
| } |
| |
| igb_setup_tctl(adapter); |
| igb_configure_tx_ring(adapter, tx_ring); |
| |
| /* Setup Rx descriptor ring and Rx buffers */ |
| rx_ring->count = IGB_DEFAULT_RXD; |
| rx_ring->dev = pci_dev_to_dev(adapter->pdev); |
| rx_ring->netdev = adapter->netdev; |
| #ifdef CONFIG_IGB_DISABLE_PACKET_SPLIT |
| rx_ring->rx_buffer_len = IGB_RXBUFFER_512; |
| #endif |
| rx_ring->reg_idx = adapter->vfs_allocated_count; |
| |
| if (igb_setup_rx_resources(rx_ring)) { |
| ret_val = 2; |
| goto err_nomem; |
| } |
| |
| /* set the default queue to queue 0 of PF */ |
| E1000_WRITE_REG(hw, E1000_MRQC, adapter->vfs_allocated_count << 3); |
| |
| /* enable receive ring */ |
| igb_setup_rctl(adapter); |
| igb_configure_rx_ring(adapter, rx_ring); |
| |
| igb_alloc_rx_buffers(rx_ring, igb_desc_unused(rx_ring)); |
| |
| return 0; |
| |
| err_nomem: |
| igb_free_desc_rings(adapter); |
| return ret_val; |
| } |
| |
| static void igb_phy_disable_receiver(struct igb_adapter *adapter) |
| { |
| struct e1000_hw *hw = &adapter->hw; |
| |
| /* Write out to PHY registers 29 and 30 to disable the Receiver. */ |
| e1000_write_phy_reg(hw, 29, 0x001F); |
| e1000_write_phy_reg(hw, 30, 0x8FFC); |
| e1000_write_phy_reg(hw, 29, 0x001A); |
| e1000_write_phy_reg(hw, 30, 0x8FF0); |
| } |
| |
| static int igb_integrated_phy_loopback(struct igb_adapter *adapter) |
| { |
| struct e1000_hw *hw = &adapter->hw; |
| u32 ctrl_reg = 0; |
| |
| hw->mac.autoneg = FALSE; |
| |
| if (hw->phy.type == e1000_phy_m88) { |
| if (hw->phy.id != I210_I_PHY_ID) { |
| /* Auto-MDI/MDIX Off */ |
| e1000_write_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, 0x0808); |
| /* reset to update Auto-MDI/MDIX */ |
| e1000_write_phy_reg(hw, PHY_CONTROL, 0x9140); |
| /* autoneg off */ |
| e1000_write_phy_reg(hw, PHY_CONTROL, 0x8140); |
| } else { |
| /* force 1000, set loopback */ |
| e1000_write_phy_reg(hw, I347AT4_PAGE_SELECT, 0); |
| e1000_write_phy_reg(hw, PHY_CONTROL, 0x4140); |
| } |
| } else { |
| /* enable MII loopback */ |
| if (hw->phy.type == e1000_phy_82580) |
| e1000_write_phy_reg(hw, I82577_PHY_LBK_CTRL, 0x8041); |
| } |
| |
| /* force 1000, set loopback */ |
| e1000_write_phy_reg(hw, PHY_CONTROL, 0x4140); |
| |
| ctrl_reg = E1000_READ_REG(hw, E1000_CTRL); |
| /* Now set up the MAC to the same speed/duplex as the PHY. */ |
| ctrl_reg = E1000_READ_REG(hw, E1000_CTRL); |
| ctrl_reg &= ~E1000_CTRL_SPD_SEL; /* Clear the speed sel bits */ |
| ctrl_reg |= (E1000_CTRL_FRCSPD | /* Set the Force Speed Bit */ |
| E1000_CTRL_FRCDPX | /* Set the Force Duplex Bit */ |
| E1000_CTRL_SPD_1000 |/* Force Speed to 1000 */ |
| E1000_CTRL_FD | /* Force Duplex to FULL */ |
| E1000_CTRL_SLU); /* Set link up enable bit */ |
| |
| if (hw->phy.type == e1000_phy_m88) |
| ctrl_reg |= E1000_CTRL_ILOS; /* Invert Loss of Signal */ |
| |
| E1000_WRITE_REG(hw, E1000_CTRL, ctrl_reg); |
| |
| /* Disable the receiver on the PHY so when a cable is plugged in, the |
| * PHY does not begin to autoneg when a cable is reconnected to the NIC. |
| */ |
| if (hw->phy.type == e1000_phy_m88) |
| igb_phy_disable_receiver(adapter); |
| |
| mdelay(500); |
| return 0; |
| } |
| |
| static int igb_set_phy_loopback(struct igb_adapter *adapter) |
| { |
| return igb_integrated_phy_loopback(adapter); |
| } |
| |
| static int igb_setup_loopback_test(struct igb_adapter *adapter) |
| { |
| struct e1000_hw *hw = &adapter->hw; |
| u32 reg; |
| |
| reg = E1000_READ_REG(hw, E1000_CTRL_EXT); |
| |
| /* use CTRL_EXT to identify link type as SGMII can appear as copper */ |
| if (reg & E1000_CTRL_EXT_LINK_MODE_MASK) { |
| if ((hw->device_id == E1000_DEV_ID_DH89XXCC_SGMII) || |
| (hw->device_id == E1000_DEV_ID_DH89XXCC_SERDES) || |
| (hw->device_id == E1000_DEV_ID_DH89XXCC_BACKPLANE) || |
| (hw->device_id == E1000_DEV_ID_DH89XXCC_SFP)) { |
| |
| /* Enable DH89xxCC MPHY for near end loopback */ |
| reg = E1000_READ_REG(hw, E1000_MPHY_ADDR_CTL); |
| reg = (reg & E1000_MPHY_ADDR_CTL_OFFSET_MASK) | |
| E1000_MPHY_PCS_CLK_REG_OFFSET; |
| E1000_WRITE_REG(hw, E1000_MPHY_ADDR_CTL, reg); |
| |
| reg = E1000_READ_REG(hw, E1000_MPHY_DATA); |
| reg |= E1000_MPHY_PCS_CLK_REG_DIGINELBEN; |
| E1000_WRITE_REG(hw, E1000_MPHY_DATA, reg); |
| } |
| |
| reg = E1000_READ_REG(hw, E1000_RCTL); |
| reg |= E1000_RCTL_LBM_TCVR; |
| E1000_WRITE_REG(hw, E1000_RCTL, reg); |
| |
| E1000_WRITE_REG(hw, E1000_SCTL, E1000_ENABLE_SERDES_LOOPBACK); |
| |
| reg = E1000_READ_REG(hw, E1000_CTRL); |
| reg &= ~(E1000_CTRL_RFCE | |
| E1000_CTRL_TFCE | |
| E1000_CTRL_LRST); |
| reg |= E1000_CTRL_SLU | |
| E1000_CTRL_FD; |
| E1000_WRITE_REG(hw, E1000_CTRL, reg); |
| |
| /* Unset switch control to serdes energy detect */ |
| reg = E1000_READ_REG(hw, E1000_CONNSW); |
| reg &= ~E1000_CONNSW_ENRGSRC; |
| E1000_WRITE_REG(hw, E1000_CONNSW, reg); |
| |
| /* Unset sigdetect for SERDES loopback on |
| * 82580 and i350 |
| */ |
| switch (hw->mac.type) { |
| case e1000_82580: |
| case e1000_i350: |
| reg = E1000_READ_REG(hw, E1000_PCS_CFG0); |
| reg |= E1000_PCS_CFG_IGN_SD; |
| E1000_WRITE_REG(hw, E1000_PCS_CFG0, reg); |
| break; |
| default: |
| break; |
| } |
| |
| /* Set PCS register for forced speed */ |
| reg = E1000_READ_REG(hw, E1000_PCS_LCTL); |
| reg &= ~E1000_PCS_LCTL_AN_ENABLE; /* Disable Autoneg*/ |
| reg |= E1000_PCS_LCTL_FLV_LINK_UP | /* Force link up */ |
| E1000_PCS_LCTL_FSV_1000 | /* Force 1000 */ |
| E1000_PCS_LCTL_FDV_FULL | /* SerDes Full duplex */ |
| E1000_PCS_LCTL_FSD | /* Force Speed */ |
| E1000_PCS_LCTL_FORCE_LINK; /* Force Link */ |
| E1000_WRITE_REG(hw, E1000_PCS_LCTL, reg); |
| |
| return 0; |
| } |
| |
| return igb_set_phy_loopback(adapter); |
| } |
| |
| static void igb_loopback_cleanup(struct igb_adapter *adapter) |
| { |
| struct e1000_hw *hw = &adapter->hw; |
| u32 rctl; |
| u16 phy_reg; |
| |
| if ((hw->device_id == E1000_DEV_ID_DH89XXCC_SGMII) || |
| (hw->device_id == E1000_DEV_ID_DH89XXCC_SERDES) || |
| (hw->device_id == E1000_DEV_ID_DH89XXCC_BACKPLANE) || |
| (hw->device_id == E1000_DEV_ID_DH89XXCC_SFP)) { |
| u32 reg; |
| |
| /* Disable near end loopback on DH89xxCC */ |
| reg = E1000_READ_REG(hw, E1000_MPHY_ADDR_CTL); |
| reg = (reg & E1000_MPHY_ADDR_CTL_OFFSET_MASK ) | |
| E1000_MPHY_PCS_CLK_REG_OFFSET; |
| E1000_WRITE_REG(hw, E1000_MPHY_ADDR_CTL, reg); |
| |
| reg = E1000_READ_REG(hw, E1000_MPHY_DATA); |
| reg &= ~E1000_MPHY_PCS_CLK_REG_DIGINELBEN; |
| E1000_WRITE_REG(hw, E1000_MPHY_DATA, reg); |
| } |
| |
| rctl = E1000_READ_REG(hw, E1000_RCTL); |
| rctl &= ~(E1000_RCTL_LBM_TCVR | E1000_RCTL_LBM_MAC); |
| E1000_WRITE_REG(hw, E1000_RCTL, rctl); |
| |
| hw->mac.autoneg = TRUE; |
| e1000_read_phy_reg(hw, PHY_CONTROL, &phy_reg); |
| if (phy_reg & MII_CR_LOOPBACK) { |
| phy_reg &= ~MII_CR_LOOPBACK; |
| if (hw->phy.type == I210_I_PHY_ID) |
| e1000_write_phy_reg(hw, I347AT4_PAGE_SELECT, 0); |
| e1000_write_phy_reg(hw, PHY_CONTROL, phy_reg); |
| e1000_phy_commit(hw); |
| } |
| } |
| static void igb_create_lbtest_frame(struct sk_buff *skb, |
| unsigned int frame_size) |
| { |
| memset(skb->data, 0xFF, frame_size); |
| frame_size /= 2; |
| memset(&skb->data[frame_size], 0xAA, frame_size - 1); |
| memset(&skb->data[frame_size + 10], 0xBE, 1); |
| memset(&skb->data[frame_size + 12], 0xAF, 1); |
| } |
| |
| static int igb_check_lbtest_frame(struct sk_buff *skb, unsigned int frame_size) |
| { |
| frame_size /= 2; |
| if (*(skb->data + 3) == 0xFF) { |
| if ((*(skb->data + frame_size + 10) == 0xBE) && |
| (*(skb->data + frame_size + 12) == 0xAF)) { |
| return 0; |
| } |
| } |
| return 13; |
| } |
| |
| static u16 igb_clean_test_rings(struct igb_ring *rx_ring, |
| struct igb_ring *tx_ring, |
| unsigned int size) |
| { |
| union e1000_adv_rx_desc *rx_desc; |
| struct igb_rx_buffer *rx_buffer_info; |
| struct igb_tx_buffer *tx_buffer_info; |
| #ifdef CONFIG_IGB_DISABLE_PACKET_SPLIT |
| const int bufsz = rx_ring->rx_buffer_len; |
| #else |
| const int bufsz = IGB_RX_HDR_LEN; |
| #endif |
| u16 rx_ntc, tx_ntc, count = 0; |
| |
| /* initialize next to clean and descriptor values */ |
| rx_ntc = rx_ring->next_to_clean; |
| tx_ntc = tx_ring->next_to_clean; |
| rx_desc = IGB_RX_DESC(rx_ring, rx_ntc); |
| |
| while (igb_test_staterr(rx_desc, E1000_RXD_STAT_DD)) { |
| /* check rx buffer */ |
| rx_buffer_info = &rx_ring->rx_buffer_info[rx_ntc]; |
| |
| /* unmap rx buffer, will be remapped by alloc_rx_buffers */ |
| dma_unmap_single(rx_ring->dev, |
| rx_buffer_info->dma, |
| bufsz, |
| DMA_FROM_DEVICE); |
| rx_buffer_info->dma = 0; |
| |
| /* verify contents of skb */ |
| if (!igb_check_lbtest_frame(rx_buffer_info->skb, size)) |
| count++; |
| |
| /* unmap buffer on tx side */ |
| tx_buffer_info = &tx_ring->tx_buffer_info[tx_ntc]; |
| igb_unmap_and_free_tx_resource(tx_ring, tx_buffer_info); |
| |
| /* increment rx/tx next to clean counters */ |
| rx_ntc++; |
| if (rx_ntc == rx_ring->count) |
| rx_ntc = 0; |
| tx_ntc++; |
| if (tx_ntc == tx_ring->count) |
| tx_ntc = 0; |
| |
| /* fetch next descriptor */ |
| rx_desc = IGB_RX_DESC(rx_ring, rx_ntc); |
| } |
| |
| /* re-map buffers to ring, store next to clean values */ |
| igb_alloc_rx_buffers(rx_ring, count); |
| rx_ring->next_to_clean = rx_ntc; |
| tx_ring->next_to_clean = tx_ntc; |
| |
| return count; |
| } |
| |
| static int igb_run_loopback_test(struct igb_adapter *adapter) |
| { |
| struct igb_ring *tx_ring = &adapter->test_tx_ring; |
| struct igb_ring *rx_ring = &adapter->test_rx_ring; |
| u16 i, j, lc, good_cnt; |
| int ret_val = 0; |
| unsigned int size = IGB_RXBUFFER_512; |
| netdev_tx_t tx_ret_val; |
| struct sk_buff *skb; |
| |
| /* allocate test skb */ |
| skb = alloc_skb(size, GFP_KERNEL); |
| if (!skb) |
| return 11; |
| |
| /* place data into test skb */ |
| igb_create_lbtest_frame(skb, size); |
| skb_put(skb, size); |
| |
| /* |
| * Calculate the loop count based on the largest descriptor ring |
| * The idea is to wrap the largest ring a number of times using 64 |
| * send/receive pairs during each loop |
| */ |
| |
| if (rx_ring->count <= tx_ring->count) |
| lc = ((tx_ring->count / 64) * 2) + 1; |
| else |
| lc = ((rx_ring->count / 64) * 2) + 1; |
| |
| for (j = 0; j <= lc; j++) { /* loop count loop */ |
| /* reset count of good packets */ |
| good_cnt = 0; |
| |
| /* place 64 packets on the transmit queue*/ |
| for (i = 0; i < 64; i++) { |
| skb_get(skb); |
| tx_ret_val = igb_xmit_frame_ring(skb, tx_ring); |
| if (tx_ret_val == NETDEV_TX_OK) |
| good_cnt++; |
| } |
| |
| if (good_cnt != 64) { |
| ret_val = 12; |
| break; |
| } |
| |
| /* allow 200 milliseconds for packets to go from tx to rx */ |
| msleep(200); |
| |
| good_cnt = igb_clean_test_rings(rx_ring, tx_ring, size); |
| if (good_cnt != 64) { |
| ret_val = 13; |
| break; |
| } |
| } /* end loop count loop */ |
| |
| /* free the original skb */ |
| kfree_skb(skb); |
| |
| return ret_val; |
| } |
| |
| static int igb_loopback_test(struct igb_adapter *adapter, u64 *data) |
| { |
| /* PHY loopback cannot be performed if SoL/IDER |
| * sessions are active */ |
| if (e1000_check_reset_block(&adapter->hw)) { |
| dev_err(pci_dev_to_dev(adapter->pdev), |
| "Cannot do PHY loopback test " |
| "when SoL/IDER is active.\n"); |
| *data = 0; |
| goto out; |
| } |
| *data = igb_setup_desc_rings(adapter); |
| if (*data) |
| goto out; |
| *data = igb_setup_loopback_test(adapter); |
| if (*data) |
| goto err_loopback; |
| *data = igb_run_loopback_test(adapter); |
| |
| igb_loopback_cleanup(adapter); |
| |
| err_loopback: |
| igb_free_desc_rings(adapter); |
| out: |
| return *data; |
| } |
| |
| static int igb_link_test(struct igb_adapter *adapter, u64 *data) |
| { |
| u32 link; |
| int i, time; |
| |
| *data = 0; |
| time = 0; |
| if (adapter->hw.phy.media_type == e1000_media_type_internal_serdes) { |
| int i = 0; |
| adapter->hw.mac.serdes_has_link = FALSE; |
| |
| /* On some blade server designs, link establishment |
| * could take as long as 2-3 minutes */ |
| do { |
| e1000_check_for_link(&adapter->hw); |
| if (adapter->hw.mac.serdes_has_link) |
| goto out; |
| msleep(20); |
| } while (i++ < 3750); |
| |
| *data = 1; |
| } else { |
| for (i=0; i < IGB_MAX_LINK_TRIES; i++) { |
| link = igb_has_link(adapter); |
| if (link) |
| goto out; |
| else { |
| time++; |
| msleep(1000); |
| } |
| } |
| if (!link) |
| *data = 1; |
| } |
| out: |
| return *data; |
| } |
| |
| static void igb_diag_test(struct net_device *netdev, |
| struct ethtool_test *eth_test, u64 *data) |
| { |
| struct igb_adapter *adapter = netdev_priv(netdev); |
| u16 autoneg_advertised; |
| u8 forced_speed_duplex, autoneg; |
| bool if_running = netif_running(netdev); |
| |
| set_bit(__IGB_TESTING, &adapter->state); |
| if (eth_test->flags == ETH_TEST_FL_OFFLINE) { |
| /* Offline tests */ |
| |
| /* save speed, duplex, autoneg settings */ |
| autoneg_advertised = adapter->hw.phy.autoneg_advertised; |
| forced_speed_duplex = adapter->hw.mac.forced_speed_duplex; |
| autoneg = adapter->hw.mac.autoneg; |
| |
| dev_info(pci_dev_to_dev(adapter->pdev), "offline testing starting\n"); |
| |
| /* power up link for link test */ |
| igb_power_up_link(adapter); |
| |
| /* Link test performed before hardware reset so autoneg doesn't |
| * interfere with test result */ |
| if (igb_link_test(adapter, &data[4])) |
| eth_test->flags |= ETH_TEST_FL_FAILED; |
| |
| if (if_running) |
| /* indicate we're in test mode */ |
| dev_close(netdev); |
| else |
| igb_reset(adapter); |
| |
| if (igb_reg_test(adapter, &data[0])) |
| eth_test->flags |= ETH_TEST_FL_FAILED; |
| |
| igb_reset(adapter); |
| if (igb_eeprom_test(adapter, &data[1])) |
| eth_test->flags |= ETH_TEST_FL_FAILED; |
| |
| igb_reset(adapter); |
| if (igb_intr_test(adapter, &data[2])) |
| eth_test->flags |= ETH_TEST_FL_FAILED; |
| |
| igb_reset(adapter); |
| |
| /* power up link for loopback test */ |
| igb_power_up_link(adapter); |
| |
| if (igb_loopback_test(adapter, &data[3])) |
| eth_test->flags |= ETH_TEST_FL_FAILED; |
| |
| /* restore speed, duplex, autoneg settings */ |
| adapter->hw.phy.autoneg_advertised = autoneg_advertised; |
| adapter->hw.mac.forced_speed_duplex = forced_speed_duplex; |
| adapter->hw.mac.autoneg = autoneg; |
| |
| /* force this routine to wait until autoneg complete/timeout */ |
| adapter->hw.phy.autoneg_wait_to_complete = TRUE; |
| igb_reset(adapter); |
| adapter->hw.phy.autoneg_wait_to_complete = FALSE; |
| |
| clear_bit(__IGB_TESTING, &adapter->state); |
| if (if_running) |
| dev_open(netdev); |
| } else { |
| dev_info(pci_dev_to_dev(adapter->pdev), "online testing starting\n"); |
| |
| /* PHY is powered down when interface is down */ |
| if (if_running && igb_link_test(adapter, &data[4])) |
| eth_test->flags |= ETH_TEST_FL_FAILED; |
| else |
| data[4] = 0; |
| |
| /* Online tests aren't run; pass by default */ |
| data[0] = 0; |
| data[1] = 0; |
| data[2] = 0; |
| data[3] = 0; |
| |
| clear_bit(__IGB_TESTING, &adapter->state); |
| } |
| msleep_interruptible(4 * 1000); |
| } |
| |
| static void igb_get_wol(struct net_device *netdev, struct ethtool_wolinfo *wol) |
| { |
| struct igb_adapter *adapter = netdev_priv(netdev); |
| |
| wol->supported = WAKE_UCAST | WAKE_MCAST | |
| WAKE_BCAST | WAKE_MAGIC | |
| WAKE_PHY; |
| wol->wolopts = 0; |
| |
| if (!(adapter->flags & IGB_FLAG_WOL_SUPPORTED)) |
| return; |
| |
| /* apply any specific unsupported masks here */ |
| switch (adapter->hw.device_id) { |
| default: |
| break; |
| } |
| |
| if (adapter->wol & E1000_WUFC_EX) |
| wol->wolopts |= WAKE_UCAST; |
| if (adapter->wol & E1000_WUFC_MC) |
| wol->wolopts |= WAKE_MCAST; |
| if (adapter->wol & E1000_WUFC_BC) |
| wol->wolopts |= WAKE_BCAST; |
| if (adapter->wol & E1000_WUFC_MAG) |
| wol->wolopts |= WAKE_MAGIC; |
| if (adapter->wol & E1000_WUFC_LNKC) |
| wol->wolopts |= WAKE_PHY; |
| } |
| |
| static int igb_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol) |
| { |
| struct igb_adapter *adapter = netdev_priv(netdev); |
| |
| if (wol->wolopts & (WAKE_ARP | WAKE_MAGICSECURE)) |
| return -EOPNOTSUPP; |
| |
| if (!(adapter->flags & IGB_FLAG_WOL_SUPPORTED)) |
| return wol->wolopts ? -EOPNOTSUPP : 0; |
| |
| /* these settings will always override what we currently have */ |
| adapter->wol = 0; |
| |
| if (wol->wolopts & WAKE_UCAST) |
| adapter->wol |= E1000_WUFC_EX; |
| if (wol->wolopts & WAKE_MCAST) |
| adapter->wol |= E1000_WUFC_MC; |
| if (wol->wolopts & WAKE_BCAST) |
| adapter->wol |= E1000_WUFC_BC; |
| if (wol->wolopts & WAKE_MAGIC) |
| adapter->wol |= E1000_WUFC_MAG; |
| if (wol->wolopts & WAKE_PHY) |
| adapter->wol |= E1000_WUFC_LNKC; |
| device_set_wakeup_enable(&adapter->pdev->dev, adapter->wol); |
| |
| return 0; |
| } |
| |
| /* bit defines for adapter->led_status */ |
| #ifdef HAVE_ETHTOOL_SET_PHYS_ID |
| static int igb_set_phys_id(struct net_device *netdev, |
| enum ethtool_phys_id_state state) |
| { |
| struct igb_adapter *adapter = netdev_priv(netdev); |
| struct e1000_hw *hw = &adapter->hw; |
| |
| switch (state) { |
| case ETHTOOL_ID_ACTIVE: |
| e1000_blink_led(hw); |
| return 2; |
| case ETHTOOL_ID_ON: |
| e1000_led_on(hw); |
| break; |
| case ETHTOOL_ID_OFF: |
| e1000_led_off(hw); |
| break; |
| case ETHTOOL_ID_INACTIVE: |
| e1000_led_off(hw); |
| e1000_cleanup_led(hw); |
| break; |
| } |
| |
| return 0; |
| } |
| #else |
| static int igb_phys_id(struct net_device *netdev, u32 data) |
| { |
| struct igb_adapter *adapter = netdev_priv(netdev); |
| struct e1000_hw *hw = &adapter->hw; |
| unsigned long timeout; |
| |
| timeout = data * 1000; |
| |
| /* |
| * msleep_interruptable only accepts unsigned int so we are limited |
| * in how long a duration we can wait |
| */ |
| if (!timeout || timeout > UINT_MAX) |
| timeout = UINT_MAX; |
| |
| e1000_blink_led(hw); |
| msleep_interruptible(timeout); |
| |
| e1000_led_off(hw); |
| e1000_cleanup_led(hw); |
| |
| return 0; |
| } |
| #endif /* HAVE_ETHTOOL_SET_PHYS_ID */ |
| |
| static int igb_set_coalesce(struct net_device *netdev, |
| struct ethtool_coalesce *ec) |
| { |
| struct igb_adapter *adapter = netdev_priv(netdev); |
| int i; |
| |
| if ((ec->rx_coalesce_usecs > IGB_MAX_ITR_USECS) || |
| ((ec->rx_coalesce_usecs > 3) && |
| (ec->rx_coalesce_usecs < IGB_MIN_ITR_USECS)) || |
| (ec->rx_coalesce_usecs == 2)) |
| { |
| printk("set_coalesce:invalid parameter.."); |
| return -EINVAL; |
| } |
| |
| if ((ec->tx_coalesce_usecs > IGB_MAX_ITR_USECS) || |
| ((ec->tx_coalesce_usecs > 3) && |
| (ec->tx_coalesce_usecs < IGB_MIN_ITR_USECS)) || |
| (ec->tx_coalesce_usecs == 2)) |
| return -EINVAL; |
| |
| if ((adapter->flags & IGB_FLAG_QUEUE_PAIRS) && ec->tx_coalesce_usecs) |
| return -EINVAL; |
| |
| if (ec->tx_max_coalesced_frames_irq) |
| adapter->tx_work_limit = ec->tx_max_coalesced_frames_irq; |
| |
| /* If ITR is disabled, disable DMAC */ |
| if (ec->rx_coalesce_usecs == 0) { |
| adapter->dmac = IGB_DMAC_DISABLE; |
| } |
| |
| /* convert to rate of irq's per second */ |
| if (ec->rx_coalesce_usecs && ec->rx_coalesce_usecs <= 3) |
| adapter->rx_itr_setting = ec->rx_coalesce_usecs; |
| else |
| adapter->rx_itr_setting = ec->rx_coalesce_usecs << 2; |
| |
| /* convert to rate of irq's per second */ |
| if (adapter->flags & IGB_FLAG_QUEUE_PAIRS) |
| adapter->tx_itr_setting = adapter->rx_itr_setting; |
| else if (ec->tx_coalesce_usecs && ec->tx_coalesce_usecs <= 3) |
| adapter->tx_itr_setting = ec->tx_coalesce_usecs; |
| else |
| adapter->tx_itr_setting = ec->tx_coalesce_usecs << 2; |
| |
| for (i = 0; i < adapter->num_q_vectors; i++) { |
| struct igb_q_vector *q_vector = adapter->q_vector[i]; |
| q_vector->tx.work_limit = adapter->tx_work_limit; |
| if (q_vector->rx.ring) |
| q_vector->itr_val = adapter->rx_itr_setting; |
| else |
| q_vector->itr_val = adapter->tx_itr_setting; |
| if (q_vector->itr_val && q_vector->itr_val <= 3) |
| q_vector->itr_val = IGB_START_ITR; |
| q_vector->set_itr = 1; |
| } |
| |
| return 0; |
| } |
| |
| static int igb_get_coalesce(struct net_device *netdev, |
| struct ethtool_coalesce *ec) |
| { |
| struct igb_adapter *adapter = netdev_priv(netdev); |
| |
| if (adapter->rx_itr_setting <= 3) |
| ec->rx_coalesce_usecs = adapter->rx_itr_setting; |
| else |
| ec->rx_coalesce_usecs = adapter->rx_itr_setting >> 2; |
| |
| ec->tx_max_coalesced_frames_irq = adapter->tx_work_limit; |
| |
| if (!(adapter->flags & IGB_FLAG_QUEUE_PAIRS)) { |
| if (adapter->tx_itr_setting <= 3) |
| ec->tx_coalesce_usecs = adapter->tx_itr_setting; |
| else |
| ec->tx_coalesce_usecs = adapter->tx_itr_setting >> 2; |
| } |
| |
| return 0; |
| } |
| |
| static int igb_nway_reset(struct net_device *netdev) |
| { |
| struct igb_adapter *adapter = netdev_priv(netdev); |
| if (netif_running(netdev)) |
| igb_reinit_locked(adapter); |
| return 0; |
| } |
| |
| #ifdef HAVE_ETHTOOL_GET_SSET_COUNT |
| static int igb_get_sset_count(struct net_device *netdev, int sset) |
| { |
| switch (sset) { |
| case ETH_SS_STATS: |
| return IGB_STATS_LEN; |
| case ETH_SS_TEST: |
| return IGB_TEST_LEN; |
| default: |
| return -ENOTSUPP; |
| } |
| } |
| #else |
| static int igb_get_stats_count(struct net_device *netdev) |
| { |
| return IGB_STATS_LEN; |
| } |
| |
| static int igb_diag_test_count(struct net_device *netdev) |
| { |
| return IGB_TEST_LEN; |
| } |
| #endif |
| |
| static void igb_get_ethtool_stats(struct net_device *netdev, |
| struct ethtool_stats *stats, u64 *data) |
| { |
| struct igb_adapter *adapter = netdev_priv(netdev); |
| #ifdef HAVE_NETDEV_STATS_IN_NETDEV |
| struct net_device_stats *net_stats = &netdev->stats; |
| #else |
| struct net_device_stats *net_stats = &adapter->net_stats; |
| #endif |
| u64 *queue_stat; |
| int i, j, k; |
| char *p; |
| |
| igb_update_stats(adapter); |
| |
| for (i = 0; i < IGB_GLOBAL_STATS_LEN; i++) { |
| p = (char *)adapter + igb_gstrings_stats[i].stat_offset; |
| data[i] = (igb_gstrings_stats[i].sizeof_stat == |
| sizeof(u64)) ? *(u64 *)p : *(u32 *)p; |
| } |
| for (j = 0; j < IGB_NETDEV_STATS_LEN; j++, i++) { |
| p = (char *)net_stats + igb_gstrings_net_stats[j].stat_offset; |
| data[i] = (igb_gstrings_net_stats[j].sizeof_stat == |
| sizeof(u64)) ? *(u64 *)p : *(u32 *)p; |
| } |
| for (j = 0; j < adapter->num_tx_queues; j++) { |
| queue_stat = (u64 *)&adapter->tx_ring[j]->tx_stats; |
| for (k = 0; k < IGB_TX_QUEUE_STATS_LEN; k++, i++) |
| data[i] = queue_stat[k]; |
| } |
| for (j = 0; j < adapter->num_rx_queues; j++) { |
| queue_stat = (u64 *)&adapter->rx_ring[j]->rx_stats; |
| for (k = 0; k < IGB_RX_QUEUE_STATS_LEN; k++, i++) |
| data[i] = queue_stat[k]; |
| } |
| } |
| |
| static void igb_get_strings(struct net_device *netdev, u32 stringset, u8 *data) |
| { |
| struct igb_adapter *adapter = netdev_priv(netdev); |
| u8 *p = data; |
| int i; |
| |
| switch (stringset) { |
| case ETH_SS_TEST: |
| memcpy(data, *igb_gstrings_test, |
| IGB_TEST_LEN*ETH_GSTRING_LEN); |
| break; |
| case ETH_SS_STATS: |
| for (i = 0; i < IGB_GLOBAL_STATS_LEN; i++) { |
| memcpy(p, igb_gstrings_stats[i].stat_string, |
| ETH_GSTRING_LEN); |
| p += ETH_GSTRING_LEN; |
| } |
| for (i = 0; i < IGB_NETDEV_STATS_LEN; i++) { |
| memcpy(p, igb_gstrings_net_stats[i].stat_string, |
| ETH_GSTRING_LEN); |
| p += ETH_GSTRING_LEN; |
| } |
| for (i = 0; i < adapter->num_tx_queues; i++) { |
| sprintf(p, "tx_queue_%u_packets", i); |
| p += ETH_GSTRING_LEN; |
| sprintf(p, "tx_queue_%u_bytes", i); |
| p += ETH_GSTRING_LEN; |
| sprintf(p, "tx_queue_%u_restart", i); |
| p += ETH_GSTRING_LEN; |
| } |
| for (i = 0; i < adapter->num_rx_queues; i++) { |
| sprintf(p, "rx_queue_%u_packets", i); |
| p += ETH_GSTRING_LEN; |
| sprintf(p, "rx_queue_%u_bytes", i); |
| p += ETH_GSTRING_LEN; |
| sprintf(p, "rx_queue_%u_drops", i); |
| p += ETH_GSTRING_LEN; |
| sprintf(p, "rx_queue_%u_csum_err", i); |
| p += ETH_GSTRING_LEN; |
| sprintf(p, "rx_queue_%u_alloc_failed", i); |
| p += ETH_GSTRING_LEN; |
| } |
| /* BUG_ON(p - data != IGB_STATS_LEN * ETH_GSTRING_LEN); */ |
| break; |
| } |
| } |
| |
| #ifdef HAVE_ETHTOOL_GET_TS_INFO |
| static int igb_get_ts_info(struct net_device *dev, |
| struct ethtool_ts_info *info) |
| { |
| struct igb_adapter *adapter = netdev_priv(dev); |
| |
| switch (adapter->hw.mac.type) { |
| #ifdef CONFIG_IGB_PTP |
| case e1000_82576: |
| case e1000_82580: |
| case e1000_i350: |
| case e1000_i210: |
| case e1000_i211: |
| info->so_timestamping = |
| SOF_TIMESTAMPING_TX_HARDWARE | |
| SOF_TIMESTAMPING_RX_HARDWARE | |
| SOF_TIMESTAMPING_RAW_HARDWARE; |
| |
| if (adapter->ptp_clock) |
| info->phc_index = ptp_clock_index(adapter->ptp_clock); |
| else |
| info->phc_index = -1; |
| |
| info->tx_types = |
| (1 << HWTSTAMP_TX_OFF) | |
| (1 << HWTSTAMP_TX_ON); |
| |
| info->rx_filters = 1 << HWTSTAMP_FILTER_NONE; |
| |
| /* 82576 does not support timestamping all packets. */ |
| if (adapter->hw.mac.type >= e1000_82580) |
| info->rx_filters |= 1 << HWTSTAMP_FILTER_ALL; |
| else |
| info->rx_filters |= |
| (1 << HWTSTAMP_FILTER_PTP_V1_L4_SYNC) | |
| (1 << HWTSTAMP_FILTER_PTP_V1_L4_DELAY_REQ) | |
| (1 << HWTSTAMP_FILTER_PTP_V2_L2_SYNC) | |
| (1 << HWTSTAMP_FILTER_PTP_V2_L4_SYNC) | |
| (1 << HWTSTAMP_FILTER_PTP_V2_L2_DELAY_REQ) | |
| (1 << HWTSTAMP_FILTER_PTP_V2_L4_DELAY_REQ) | |
| (1 << HWTSTAMP_FILTER_PTP_V2_EVENT); |
| |
| return 0; |
| #endif /* CONFIG_IGB_PTP */ |
| default: |
| return -EOPNOTSUPP; |
| } |
| } |
| #endif /* HAVE_ETHTOOL_GET_TS_INFO */ |
| |
| #ifdef CONFIG_PM_RUNTIME |
| static int igb_ethtool_begin(struct net_device *netdev) |
| { |
| struct igb_adapter *adapter = netdev_priv(netdev); |
| |
| pm_runtime_get_sync(&adapter->pdev->dev); |
| |
| return 0; |
| } |
| |
| static void igb_ethtool_complete(struct net_device *netdev) |
| { |
| struct igb_adapter *adapter = netdev_priv(netdev); |
| |
| pm_runtime_put(&adapter->pdev->dev); |
| } |
| #endif /* CONFIG_PM_RUNTIME */ |
| |
| #ifndef HAVE_NDO_SET_FEATURES |
| static u32 igb_get_rx_csum(struct net_device *netdev) |
| { |
| struct igb_adapter *adapter = netdev_priv(netdev); |
| return test_bit(IGB_RING_FLAG_RX_CSUM, &adapter->rx_ring[0]->flags); |
| } |
| |
| static int igb_set_rx_csum(struct net_device *netdev, u32 data) |
| { |
| struct igb_adapter *adapter = netdev_priv(netdev); |
| int i; |
| |
| for (i = 0; i < adapter->rss_queues; i++) { |
| struct igb_ring *ring = adapter->rx_ring[i]; |
| if (data) |
| set_bit(IGB_RING_FLAG_RX_CSUM, &ring->flags); |
| else |
| clear_bit(IGB_RING_FLAG_RX_CSUM, &ring->flags); |
| } |
| |
| return 0; |
| } |
| |
| static u32 igb_get_tx_csum(struct net_device *netdev) |
| { |
| return (netdev->features & NETIF_F_IP_CSUM) != 0; |
| } |
| |
| static int igb_set_tx_csum(struct net_device *netdev, u32 data) |
| { |
| struct igb_adapter *adapter = netdev_priv(netdev); |
| |
| if (data) { |
| #ifdef NETIF_F_IPV6_CSUM |
| netdev->features |= (NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM); |
| if (adapter->hw.mac.type >= e1000_82576) |
| netdev->features |= NETIF_F_SCTP_CSUM; |
| } else { |
| netdev->features &= ~(NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM | |
| NETIF_F_SCTP_CSUM); |
| #else |
| netdev->features |= NETIF_F_IP_CSUM; |
| if (adapter->hw.mac.type == e1000_82576) |
| netdev->features |= NETIF_F_SCTP_CSUM; |
| } else { |
| netdev->features &= ~(NETIF_F_IP_CSUM | NETIF_F_SCTP_CSUM); |
| #endif |
| } |
| |
| return 0; |
| } |
| |
| #ifdef NETIF_F_TSO |
| static int igb_set_tso(struct net_device *netdev, u32 data) |
| { |
| struct igb_adapter *adapter = netdev_priv(netdev); |
| #ifndef HAVE_NETDEV_VLAN_FEATURES |
| int i; |
| struct net_device *v_netdev; |
| #endif |
| |
| if (data) { |
| netdev->features |= NETIF_F_TSO; |
| #ifdef NETIF_F_TSO6 |
| netdev->features |= NETIF_F_TSO6; |
| #endif |
| } else { |
| netdev->features &= ~NETIF_F_TSO; |
| #ifdef NETIF_F_TSO6 |
| netdev->features &= ~NETIF_F_TSO6; |
| #endif |
| #ifndef HAVE_NETDEV_VLAN_FEATURES |
| /* disable TSO on all VLANs if they're present */ |
| if (!adapter->vlgrp) |
| goto tso_out; |
| for (i = 0; i < VLAN_GROUP_ARRAY_LEN; i++) { |
| v_netdev = vlan_group_get_device(adapter->vlgrp, i); |
| if (!v_netdev) |
| continue; |
| |
| v_netdev->features &= ~NETIF_F_TSO; |
| #ifdef NETIF_F_TSO6 |
| v_netdev->features &= ~NETIF_F_TSO6; |
| #endif |
| vlan_group_set_device(adapter->vlgrp, i, v_netdev); |
| } |
| #endif /* HAVE_NETDEV_VLAN_FEATURES */ |
| } |
| |
| #ifndef HAVE_NETDEV_VLAN_FEATURES |
| tso_out: |
| #endif /* HAVE_NETDEV_VLAN_FEATURES */ |
| dev_info(pci_dev_to_dev(adapter->pdev), "TSO is %s\n", |
| data ? "Enabled" : "Disabled"); |
| return 0; |
| } |
| |
| #endif /* NETIF_F_TSO */ |
| #ifdef ETHTOOL_GFLAGS |
| static int igb_set_flags(struct net_device *netdev, u32 data) |
| { |
| u32 supported_flags = ETH_FLAG_RXVLAN | ETH_FLAG_TXVLAN | |
| ETH_FLAG_RXHASH; |
| #ifndef HAVE_VLAN_RX_REGISTER |
| u32 changed = netdev->features ^ data; |
| #endif |
| int rc; |
| #ifndef IGB_NO_LRO |
| |
| supported_flags |= ETH_FLAG_LRO; |
| #endif |
| /* |
| * Since there is no support for separate tx vlan accel |
| * enabled make sure tx flag is cleared if rx is. |
| */ |
| if (!(data & ETH_FLAG_RXVLAN)) |
| data &= ~ETH_FLAG_TXVLAN; |
| |
| rc = ethtool_op_set_flags(netdev, data, supported_flags); |
| if (rc) |
| return rc; |
| #ifndef HAVE_VLAN_RX_REGISTER |
| |
| if (changed & ETH_FLAG_RXVLAN) |
| igb_vlan_mode(netdev, data); |
| #endif |
| |
| return 0; |
| } |
| |
| #endif /* ETHTOOL_GFLAGS */ |
| #endif /* HAVE_NDO_SET_FEATURES */ |
| #ifdef ETHTOOL_SADV_COAL |
| static int igb_set_adv_coal(struct net_device *netdev, struct ethtool_value *edata) |
| { |
| struct igb_adapter *adapter = netdev_priv(netdev); |
| |
| switch (edata->data) { |
| case IGB_DMAC_DISABLE: |
| adapter->dmac = edata->data; |
| break; |
| case IGB_DMAC_MIN: |
| adapter->dmac = edata->data; |
| break; |
| case IGB_DMAC_500: |
| adapter->dmac = edata->data; |
| break; |
| case IGB_DMAC_EN_DEFAULT: |
| adapter->dmac = edata->data; |
| break; |
| case IGB_DMAC_2000: |
| adapter->dmac = edata->data; |
| break; |
| case IGB_DMAC_3000: |
| adapter->dmac = edata->data; |
| break; |
| case IGB_DMAC_4000: |
| adapter->dmac = edata->data; |
| break; |
| case IGB_DMAC_5000: |
| adapter->dmac = edata->data; |
| break; |
| case IGB_DMAC_6000: |
| adapter->dmac = edata->data; |
| break; |
| case IGB_DMAC_7000: |
| adapter->dmac = edata->data; |
| break; |
| case IGB_DMAC_8000: |
| adapter->dmac = edata->data; |
| break; |
| case IGB_DMAC_9000: |
| adapter->dmac = edata->data; |
| break; |
| case IGB_DMAC_MAX: |
| adapter->dmac = edata->data; |
| break; |
| default: |
| adapter->dmac = IGB_DMAC_DISABLE; |
| printk("set_dmac: invalid setting, setting DMAC to %d\n", |
| adapter->dmac); |
| } |
| printk("%s: setting DMAC to %d\n", netdev->name, adapter->dmac); |
| return 0; |
| } |
| #endif /* ETHTOOL_SADV_COAL */ |
| #ifdef ETHTOOL_GADV_COAL |
| static void igb_get_dmac(struct net_device *netdev, |
| struct ethtool_value *edata) |
| { |
| struct igb_adapter *adapter = netdev_priv(netdev); |
| edata->data = adapter->dmac; |
| |
| return; |
| } |
| #endif |
| |
| #ifdef ETHTOOL_GEEE |
| static int igb_get_eee(struct net_device *netdev, struct ethtool_eee *edata) |
| { |
| struct igb_adapter *adapter = netdev_priv(netdev); |
| struct e1000_hw *hw = &adapter->hw; |
| u32 ipcnfg, eeer; |
| |
| if ((hw->mac.type < e1000_i350) || |
| (hw->phy.media_type != e1000_media_type_copper)) |
| return -EOPNOTSUPP; |
| |
| edata->supported = (SUPPORTED_1000baseT_Full | |
| SUPPORTED_100baseT_Full); |
| |
| ipcnfg = E1000_READ_REG(hw, E1000_IPCNFG); |
| eeer = E1000_READ_REG(hw, E1000_EEER); |
| |
| /* EEE status on negotiated link */ |
| if (ipcnfg & E1000_IPCNFG_EEE_1G_AN) |
| edata->advertised = ADVERTISED_1000baseT_Full; |
| |
| if (ipcnfg & E1000_IPCNFG_EEE_100M_AN) |
| edata->advertised |= ADVERTISED_100baseT_Full; |
| |
| if (eeer & E1000_EEER_EEE_NEG) |
| edata->eee_active = true; |
| |
| edata->eee_enabled = !hw->dev_spec._82575.eee_disable; |
| |
| if (eeer & E1000_EEER_TX_LPI_EN) |
| edata->tx_lpi_enabled = true; |
| |
| /* |
| * report correct negotiated EEE status for devices that |
| * wrongly report EEE at half-duplex |
| */ |
| if (adapter->link_duplex == HALF_DUPLEX) { |
| edata->eee_enabled = false; |
| edata->eee_active = false; |
| edata->tx_lpi_enabled = false; |
| edata->advertised &= ~edata->advertised; |
| } |
| |
| return 0; |
| } |
| #endif |
| |
| #ifdef ETHTOOL_SEEE |
| static int igb_set_eee(struct net_device *netdev, |
| struct ethtool_eee *edata) |
| { |
| struct igb_adapter *adapter = netdev_priv(netdev); |
| struct e1000_hw *hw = &adapter->hw; |
| struct ethtool_eee eee_curr; |
| s32 ret_val; |
| |
| if ((hw->mac.type < e1000_i350) || |
| (hw->phy.media_type != e1000_media_type_copper)) |
| return -EOPNOTSUPP; |
| |
| ret_val = igb_get_eee(netdev, &eee_curr); |
| if (ret_val) |
| return ret_val; |
| |
| if (eee_curr.eee_enabled) { |
| if (eee_curr.tx_lpi_enabled != edata->tx_lpi_enabled) { |
| dev_err(pci_dev_to_dev(adapter->pdev), |
| "Setting EEE tx-lpi is not supported\n"); |
| return -EINVAL; |
| } |
| |
| /* Tx LPI time is not implemented currently */ |
| if (edata->tx_lpi_timer) { |
| dev_err(pci_dev_to_dev(adapter->pdev), |
| "Setting EEE Tx LPI timer is not supported\n"); |
| return -EINVAL; |
| } |
| |
| if (eee_curr.advertised != edata->advertised) { |
| dev_err(pci_dev_to_dev(adapter->pdev), |
| "Setting EEE Advertisement is not supported\n"); |
| return -EINVAL; |
| } |
| |
| } else if (!edata->eee_enabled) { |
| dev_err(pci_dev_to_dev(adapter->pdev), |
| "Setting EEE options is not supported with EEE disabled\n"); |
| return -EINVAL; |
| } |
| |
| if (hw->dev_spec._82575.eee_disable != !edata->eee_enabled) { |
| hw->dev_spec._82575.eee_disable = !edata->eee_enabled; |
| e1000_set_eee_i350(hw); |
| |
| /* reset link */ |
| if (!netif_running(netdev)) |
| igb_reset(adapter); |
| } |
| |
| return 0; |
| } |
| #endif /* ETHTOOL_SEEE */ |
| |
| #ifdef ETHTOOL_GRXRINGS |
| static int igb_get_rss_hash_opts(struct igb_adapter *adapter, |
| struct ethtool_rxnfc *cmd) |
| { |
| cmd->data = 0; |
| |
| /* Report default options for RSS on igb */ |
| switch (cmd->flow_type) { |
| case TCP_V4_FLOW: |
| cmd->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3; |
| case UDP_V4_FLOW: |
| if (adapter->flags & IGB_FLAG_RSS_FIELD_IPV4_UDP) |
| cmd->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3; |
| case SCTP_V4_FLOW: |
| case AH_ESP_V4_FLOW: |
| case AH_V4_FLOW: |
| case ESP_V4_FLOW: |
| case IPV4_FLOW: |
| cmd->data |= RXH_IP_SRC | RXH_IP_DST; |
| break; |
| case TCP_V6_FLOW: |
| cmd->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3; |
| case UDP_V6_FLOW: |
| if (adapter->flags & IGB_FLAG_RSS_FIELD_IPV6_UDP) |
| cmd->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3; |
| case SCTP_V6_FLOW: |
| case AH_ESP_V6_FLOW: |
| case AH_V6_FLOW: |
| case ESP_V6_FLOW: |
| case IPV6_FLOW: |
| cmd->data |= RXH_IP_SRC | RXH_IP_DST; |
| break; |
| default: |
| return -EINVAL; |
| } |
| |
| return 0; |
| } |
| |
| static int igb_get_rxnfc(struct net_device *dev, struct ethtool_rxnfc *cmd, |
| #ifdef HAVE_ETHTOOL_GET_RXNFC_VOID_RULE_LOCS |
| void *rule_locs) |
| #else |
| u32 *rule_locs) |
| #endif |
| { |
| struct igb_adapter *adapter = netdev_priv(dev); |
| int ret = -EOPNOTSUPP; |
| |
| switch (cmd->cmd) { |
| case ETHTOOL_GRXRINGS: |
| cmd->data = adapter->num_rx_queues; |
| ret = 0; |
| break; |
| case ETHTOOL_GRXFH: |
| ret = igb_get_rss_hash_opts(adapter, cmd); |
| break; |
| default: |
| break; |
| } |
| |
| return ret; |
| } |
| |
| #define UDP_RSS_FLAGS (IGB_FLAG_RSS_FIELD_IPV4_UDP | \ |
| IGB_FLAG_RSS_FIELD_IPV6_UDP) |
| static int igb_set_rss_hash_opt(struct igb_adapter *adapter, |
| struct ethtool_rxnfc *nfc) |
| { |
| u32 flags = adapter->flags; |
| |
| /* |
| * RSS does not support anything other than hashing |
| * to queues on src and dst IPs and ports |
| */ |
| if (nfc->data & ~(RXH_IP_SRC | RXH_IP_DST | |
| RXH_L4_B_0_1 | RXH_L4_B_2_3)) |
| return -EINVAL; |
| |
| switch (nfc->flow_type) { |
| case TCP_V4_FLOW: |
| case TCP_V6_FLOW: |
| if (!(nfc->data & RXH_IP_SRC) || |
| !(nfc->data & RXH_IP_DST) || |
| !(nfc->data & RXH_L4_B_0_1) || |
| !(nfc->data & RXH_L4_B_2_3)) |
| return -EINVAL; |
| break; |
| case UDP_V4_FLOW: |
| if (!(nfc->data & RXH_IP_SRC) || |
| !(nfc->data & RXH_IP_DST)) |
| return -EINVAL; |
| switch (nfc->data & (RXH_L4_B_0_1 | RXH_L4_B_2_3)) { |
| case 0: |
| flags &= ~IGB_FLAG_RSS_FIELD_IPV4_UDP; |
| break; |
| case (RXH_L4_B_0_1 | RXH_L4_B_2_3): |
| flags |= IGB_FLAG_RSS_FIELD_IPV4_UDP; |
| break; |
| default: |
| return -EINVAL; |
| } |
| break; |
| case UDP_V6_FLOW: |
| if (!(nfc->data & RXH_IP_SRC) || |
| !(nfc->data & RXH_IP_DST)) |
| return -EINVAL; |
| switch (nfc->data & (RXH_L4_B_0_1 | RXH_L4_B_2_3)) { |
| case 0: |
| flags &= ~IGB_FLAG_RSS_FIELD_IPV6_UDP; |
| break; |
| case (RXH_L4_B_0_1 | RXH_L4_B_2_3): |
| flags |= IGB_FLAG_RSS_FIELD_IPV6_UDP; |
| break; |
| default: |
| return -EINVAL; |
| } |
| break; |
| case AH_ESP_V4_FLOW: |
| case AH_V4_FLOW: |
| case ESP_V4_FLOW: |
| case SCTP_V4_FLOW: |
| case AH_ESP_V6_FLOW: |
| case AH_V6_FLOW: |
| case ESP_V6_FLOW: |
| case SCTP_V6_FLOW: |
| if (!(nfc->data & RXH_IP_SRC) || |
| !(nfc->data & RXH_IP_DST) || |
| (nfc->data & RXH_L4_B_0_1) || |
| (nfc->data & RXH_L4_B_2_3)) |
| return -EINVAL; |
| break; |
| default: |
| return -EINVAL; |
| } |
| |
| /* if we changed something we need to update flags */ |
| if (flags != adapter->flags) { |
| struct e1000_hw *hw = &adapter->hw; |
| u32 mrqc = E1000_READ_REG(hw, E1000_MRQC); |
| |
| if ((flags & UDP_RSS_FLAGS) && |
| !(adapter->flags & UDP_RSS_FLAGS)) |
| DPRINTK(DRV, WARNING, |
| "enabling UDP RSS: fragmented packets may arrive out of order to the stack above\n"); |
| |
| adapter->flags = flags; |
| |
| /* Perform hash on these packet types */ |
| mrqc |= E1000_MRQC_RSS_FIELD_IPV4 | |
| E1000_MRQC_RSS_FIELD_IPV4_TCP | |
| E1000_MRQC_RSS_FIELD_IPV6 | |
| E1000_MRQC_RSS_FIELD_IPV6_TCP; |
| |
| mrqc &= ~(E1000_MRQC_RSS_FIELD_IPV4_UDP | |
| E1000_MRQC_RSS_FIELD_IPV6_UDP); |
| |
| if (flags & IGB_FLAG_RSS_FIELD_IPV4_UDP) |
| mrqc |= E1000_MRQC_RSS_FIELD_IPV4_UDP; |
| |
| if (flags & IGB_FLAG_RSS_FIELD_IPV6_UDP) |
| mrqc |= E1000_MRQC_RSS_FIELD_IPV6_UDP; |
| |
| E1000_WRITE_REG(hw, E1000_MRQC, mrqc); |
| } |
| |
| return 0; |
| } |
| |
| static int igb_set_rxnfc(struct net_device *dev, struct ethtool_rxnfc *cmd) |
| { |
| struct igb_adapter *adapter = netdev_priv(dev); |
| int ret = -EOPNOTSUPP; |
| |
| switch (cmd->cmd) { |
| case ETHTOOL_SRXFH: |
| ret = igb_set_rss_hash_opt(adapter, cmd); |
| break; |
| default: |
| break; |
| } |
| |
| return ret; |
| } |
| #endif /* ETHTOOL_GRXRINGS */ |
| |
| static const struct ethtool_ops igb_ethtool_ops = { |
| .get_settings = igb_get_settings, |
| .set_settings = igb_set_settings, |
| .get_drvinfo = igb_get_drvinfo, |
| .get_regs_len = igb_get_regs_len, |
| .get_regs = igb_get_regs, |
| .get_wol = igb_get_wol, |
| .set_wol = igb_set_wol, |
| .get_msglevel = igb_get_msglevel, |
| .set_msglevel = igb_set_msglevel, |
| .nway_reset = igb_nway_reset, |
| .get_link = igb_get_link, |
| .get_eeprom_len = igb_get_eeprom_len, |
| .get_eeprom = igb_get_eeprom, |
| .set_eeprom = igb_set_eeprom, |
| .get_ringparam = igb_get_ringparam, |
| .set_ringparam = igb_set_ringparam, |
| .get_pauseparam = igb_get_pauseparam, |
| .set_pauseparam = igb_set_pauseparam, |
| .self_test = igb_diag_test, |
| .get_strings = igb_get_strings, |
| #ifdef HAVE_ETHTOOL_SET_PHYS_ID |
| .set_phys_id = igb_set_phys_id, |
| #else |
| .phys_id = igb_phys_id, |
| #endif /* HAVE_ETHTOOL_SET_PHYS_ID */ |
| #ifdef HAVE_ETHTOOL_GET_SSET_COUNT |
| .get_sset_count = igb_get_sset_count, |
| #else |
| .get_stats_count = igb_get_stats_count, |
| .self_test_count = igb_diag_test_count, |
| #endif |
| .get_ethtool_stats = igb_get_ethtool_stats, |
| #ifdef HAVE_ETHTOOL_GET_PERM_ADDR |
| .get_perm_addr = ethtool_op_get_perm_addr, |
| #endif |
| .get_coalesce = igb_get_coalesce, |
| .set_coalesce = igb_set_coalesce, |
| #ifdef HAVE_ETHTOOL_GET_TS_INFO |
| .get_ts_info = igb_get_ts_info, |
| #endif /* HAVE_ETHTOOL_GET_TS_INFO */ |
| #ifdef CONFIG_PM_RUNTIME |
| .begin = igb_ethtool_begin, |
| .complete = igb_ethtool_complete, |
| #endif /* CONFIG_PM_RUNTIME */ |
| #ifndef HAVE_NDO_SET_FEATURES |
| .get_rx_csum = igb_get_rx_csum, |
| .set_rx_csum = igb_set_rx_csum, |
| .get_tx_csum = igb_get_tx_csum, |
| .set_tx_csum = igb_set_tx_csum, |
| .get_sg = ethtool_op_get_sg, |
| .set_sg = ethtool_op_set_sg, |
| #ifdef NETIF_F_TSO |
| .get_tso = ethtool_op_get_tso, |
| .set_tso = igb_set_tso, |
| #endif |
| #ifdef ETHTOOL_GFLAGS |
| .get_flags = ethtool_op_get_flags, |
| .set_flags = igb_set_flags, |
| #endif /* ETHTOOL_GFLAGS */ |
| #endif /* HAVE_NDO_SET_FEATURES */ |
| #ifdef ETHTOOL_GADV_COAL |
| .get_advcoal = igb_get_adv_coal, |
| .set_advcoal = igb_set_dmac_coal, |
| #endif /* ETHTOOL_GADV_COAL */ |
| #if (!(RHEL_RELEASE_CODE && RHEL_RELEASE_CODE == RHEL_RELEASE_VERSION(6,4))) /* HAVE_PF_RING */ |
| #ifdef ETHTOOL_GEEE |
| .get_eee = igb_get_eee, |
| #endif |
| #ifdef ETHTOOL_SEEE |
| .set_eee = igb_set_eee, |
| #endif |
| #endif /* HAVE_PF_RING */ |
| #ifdef ETHTOOL_GRXRINGS |
| .get_rxnfc = igb_get_rxnfc, |
| .set_rxnfc = igb_set_rxnfc, |
| #endif |
| }; |
| |
| void igb_set_ethtool_ops(struct net_device *netdev) |
| { |
| /* have to "undeclare" const on this struct to remove warnings */ |
| SET_ETHTOOL_OPS(netdev, (struct ethtool_ops *)&igb_ethtool_ops); |
| } |
| |
| #endif /* SIOCETHTOOL */ |
| |
| |