| /******************************************************************************* |
| |
| Intel PRO/10GbE Linux driver |
| Copyright(c) 1999 - 2008 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 |
| |
| *******************************************************************************/ |
| |
| /* ethtool support for ixgb */ |
| |
| #include "ixgb.h" |
| |
| #include <asm/uaccess.h> |
| |
| #define IXGB_ALL_RAR_ENTRIES 16 |
| |
| enum {NETDEV_STATS, IXGB_STATS}; |
| |
| struct ixgb_stats { |
| char stat_string[ETH_GSTRING_LEN]; |
| int type; |
| int sizeof_stat; |
| int stat_offset; |
| }; |
| |
| #define IXGB_STAT(m) IXGB_STATS, \ |
| FIELD_SIZEOF(struct ixgb_adapter, m), \ |
| offsetof(struct ixgb_adapter, m) |
| #define IXGB_NETDEV_STAT(m) NETDEV_STATS, \ |
| FIELD_SIZEOF(struct net_device, m), \ |
| offsetof(struct net_device, m) |
| |
| static struct ixgb_stats ixgb_gstrings_stats[] = { |
| {"rx_packets", IXGB_NETDEV_STAT(stats.rx_packets)}, |
| {"tx_packets", IXGB_NETDEV_STAT(stats.tx_packets)}, |
| {"rx_bytes", IXGB_NETDEV_STAT(stats.rx_bytes)}, |
| {"tx_bytes", IXGB_NETDEV_STAT(stats.tx_bytes)}, |
| {"rx_errors", IXGB_NETDEV_STAT(stats.rx_errors)}, |
| {"tx_errors", IXGB_NETDEV_STAT(stats.tx_errors)}, |
| {"rx_dropped", IXGB_NETDEV_STAT(stats.rx_dropped)}, |
| {"tx_dropped", IXGB_NETDEV_STAT(stats.tx_dropped)}, |
| {"multicast", IXGB_NETDEV_STAT(stats.multicast)}, |
| {"collisions", IXGB_NETDEV_STAT(stats.collisions)}, |
| |
| /* { "rx_length_errors", IXGB_NETDEV_STAT(stats.rx_length_errors) }, */ |
| {"rx_over_errors", IXGB_NETDEV_STAT(stats.rx_over_errors)}, |
| {"rx_crc_errors", IXGB_NETDEV_STAT(stats.rx_crc_errors)}, |
| {"rx_frame_errors", IXGB_NETDEV_STAT(stats.rx_frame_errors)}, |
| {"rx_no_buffer_count", IXGB_STAT(stats.rnbc)}, |
| {"rx_fifo_errors", IXGB_NETDEV_STAT(stats.rx_fifo_errors)}, |
| {"rx_missed_errors", IXGB_NETDEV_STAT(stats.rx_missed_errors)}, |
| {"tx_aborted_errors", IXGB_NETDEV_STAT(stats.tx_aborted_errors)}, |
| {"tx_carrier_errors", IXGB_NETDEV_STAT(stats.tx_carrier_errors)}, |
| {"tx_fifo_errors", IXGB_NETDEV_STAT(stats.tx_fifo_errors)}, |
| {"tx_heartbeat_errors", IXGB_NETDEV_STAT(stats.tx_heartbeat_errors)}, |
| {"tx_window_errors", IXGB_NETDEV_STAT(stats.tx_window_errors)}, |
| {"tx_deferred_ok", IXGB_STAT(stats.dc)}, |
| {"tx_timeout_count", IXGB_STAT(tx_timeout_count) }, |
| {"tx_restart_queue", IXGB_STAT(restart_queue) }, |
| {"rx_long_length_errors", IXGB_STAT(stats.roc)}, |
| {"rx_short_length_errors", IXGB_STAT(stats.ruc)}, |
| {"tx_tcp_seg_good", IXGB_STAT(stats.tsctc)}, |
| {"tx_tcp_seg_failed", IXGB_STAT(stats.tsctfc)}, |
| {"rx_flow_control_xon", IXGB_STAT(stats.xonrxc)}, |
| {"rx_flow_control_xoff", IXGB_STAT(stats.xoffrxc)}, |
| {"tx_flow_control_xon", IXGB_STAT(stats.xontxc)}, |
| {"tx_flow_control_xoff", IXGB_STAT(stats.xofftxc)}, |
| {"rx_csum_offload_good", IXGB_STAT(hw_csum_rx_good)}, |
| {"rx_csum_offload_errors", IXGB_STAT(hw_csum_rx_error)}, |
| {"tx_csum_offload_good", IXGB_STAT(hw_csum_tx_good)}, |
| {"tx_csum_offload_errors", IXGB_STAT(hw_csum_tx_error)} |
| }; |
| |
| #define IXGB_STATS_LEN ARRAY_SIZE(ixgb_gstrings_stats) |
| |
| static int |
| ixgb_get_settings(struct net_device *netdev, struct ethtool_cmd *ecmd) |
| { |
| struct ixgb_adapter *adapter = netdev_priv(netdev); |
| |
| ecmd->supported = (SUPPORTED_10000baseT_Full | SUPPORTED_FIBRE); |
| ecmd->advertising = (ADVERTISED_10000baseT_Full | ADVERTISED_FIBRE); |
| ecmd->port = PORT_FIBRE; |
| ecmd->transceiver = XCVR_EXTERNAL; |
| |
| if (netif_carrier_ok(adapter->netdev)) { |
| ethtool_cmd_speed_set(ecmd, SPEED_10000); |
| ecmd->duplex = DUPLEX_FULL; |
| } else { |
| ethtool_cmd_speed_set(ecmd, -1); |
| ecmd->duplex = -1; |
| } |
| |
| ecmd->autoneg = AUTONEG_DISABLE; |
| return 0; |
| } |
| |
| static void ixgb_set_speed_duplex(struct net_device *netdev) |
| { |
| struct ixgb_adapter *adapter = netdev_priv(netdev); |
| /* be optimistic about our link, since we were up before */ |
| adapter->link_speed = 10000; |
| adapter->link_duplex = FULL_DUPLEX; |
| netif_carrier_on(netdev); |
| netif_wake_queue(netdev); |
| } |
| |
| static int |
| ixgb_set_settings(struct net_device *netdev, struct ethtool_cmd *ecmd) |
| { |
| struct ixgb_adapter *adapter = netdev_priv(netdev); |
| u32 speed = ethtool_cmd_speed(ecmd); |
| |
| if (ecmd->autoneg == AUTONEG_ENABLE || |
| (speed + ecmd->duplex != SPEED_10000 + DUPLEX_FULL)) |
| return -EINVAL; |
| |
| if (netif_running(adapter->netdev)) { |
| ixgb_down(adapter, true); |
| ixgb_reset(adapter); |
| ixgb_up(adapter); |
| ixgb_set_speed_duplex(netdev); |
| } else |
| ixgb_reset(adapter); |
| |
| return 0; |
| } |
| |
| static void |
| ixgb_get_pauseparam(struct net_device *netdev, |
| struct ethtool_pauseparam *pause) |
| { |
| struct ixgb_adapter *adapter = netdev_priv(netdev); |
| struct ixgb_hw *hw = &adapter->hw; |
| |
| pause->autoneg = AUTONEG_DISABLE; |
| |
| if (hw->fc.type == ixgb_fc_rx_pause) |
| pause->rx_pause = 1; |
| else if (hw->fc.type == ixgb_fc_tx_pause) |
| pause->tx_pause = 1; |
| else if (hw->fc.type == ixgb_fc_full) { |
| pause->rx_pause = 1; |
| pause->tx_pause = 1; |
| } |
| } |
| |
| static int |
| ixgb_set_pauseparam(struct net_device *netdev, |
| struct ethtool_pauseparam *pause) |
| { |
| struct ixgb_adapter *adapter = netdev_priv(netdev); |
| struct ixgb_hw *hw = &adapter->hw; |
| |
| if (pause->autoneg == AUTONEG_ENABLE) |
| return -EINVAL; |
| |
| if (pause->rx_pause && pause->tx_pause) |
| hw->fc.type = ixgb_fc_full; |
| else if (pause->rx_pause && !pause->tx_pause) |
| hw->fc.type = ixgb_fc_rx_pause; |
| else if (!pause->rx_pause && pause->tx_pause) |
| hw->fc.type = ixgb_fc_tx_pause; |
| else if (!pause->rx_pause && !pause->tx_pause) |
| hw->fc.type = ixgb_fc_none; |
| |
| if (netif_running(adapter->netdev)) { |
| ixgb_down(adapter, true); |
| ixgb_up(adapter); |
| ixgb_set_speed_duplex(netdev); |
| } else |
| ixgb_reset(adapter); |
| |
| return 0; |
| } |
| |
| static u32 |
| ixgb_get_rx_csum(struct net_device *netdev) |
| { |
| struct ixgb_adapter *adapter = netdev_priv(netdev); |
| |
| return adapter->rx_csum; |
| } |
| |
| static int |
| ixgb_set_rx_csum(struct net_device *netdev, u32 data) |
| { |
| struct ixgb_adapter *adapter = netdev_priv(netdev); |
| |
| adapter->rx_csum = data; |
| |
| if (netif_running(netdev)) { |
| ixgb_down(adapter, true); |
| ixgb_up(adapter); |
| ixgb_set_speed_duplex(netdev); |
| } else |
| ixgb_reset(adapter); |
| return 0; |
| } |
| |
| static u32 |
| ixgb_get_tx_csum(struct net_device *netdev) |
| { |
| return (netdev->features & NETIF_F_HW_CSUM) != 0; |
| } |
| |
| static int |
| ixgb_set_tx_csum(struct net_device *netdev, u32 data) |
| { |
| if (data) |
| netdev->features |= NETIF_F_HW_CSUM; |
| else |
| netdev->features &= ~NETIF_F_HW_CSUM; |
| |
| return 0; |
| } |
| |
| static int |
| ixgb_set_tso(struct net_device *netdev, u32 data) |
| { |
| if (data) |
| netdev->features |= NETIF_F_TSO; |
| else |
| netdev->features &= ~NETIF_F_TSO; |
| return 0; |
| } |
| |
| static u32 |
| ixgb_get_msglevel(struct net_device *netdev) |
| { |
| struct ixgb_adapter *adapter = netdev_priv(netdev); |
| return adapter->msg_enable; |
| } |
| |
| static void |
| ixgb_set_msglevel(struct net_device *netdev, u32 data) |
| { |
| struct ixgb_adapter *adapter = netdev_priv(netdev); |
| adapter->msg_enable = data; |
| } |
| #define IXGB_GET_STAT(_A_, _R_) _A_->stats._R_ |
| |
| static int |
| ixgb_get_regs_len(struct net_device *netdev) |
| { |
| #define IXGB_REG_DUMP_LEN 136*sizeof(u32) |
| return IXGB_REG_DUMP_LEN; |
| } |
| |
| static void |
| ixgb_get_regs(struct net_device *netdev, |
| struct ethtool_regs *regs, void *p) |
| { |
| struct ixgb_adapter *adapter = netdev_priv(netdev); |
| struct ixgb_hw *hw = &adapter->hw; |
| u32 *reg = p; |
| u32 *reg_start = reg; |
| u8 i; |
| |
| /* the 1 (one) below indicates an attempt at versioning, if the |
| * interface in ethtool or the driver changes, this 1 should be |
| * incremented */ |
| regs->version = (1<<24) | hw->revision_id << 16 | hw->device_id; |
| |
| /* General Registers */ |
| *reg++ = IXGB_READ_REG(hw, CTRL0); /* 0 */ |
| *reg++ = IXGB_READ_REG(hw, CTRL1); /* 1 */ |
| *reg++ = IXGB_READ_REG(hw, STATUS); /* 2 */ |
| *reg++ = IXGB_READ_REG(hw, EECD); /* 3 */ |
| *reg++ = IXGB_READ_REG(hw, MFS); /* 4 */ |
| |
| /* Interrupt */ |
| *reg++ = IXGB_READ_REG(hw, ICR); /* 5 */ |
| *reg++ = IXGB_READ_REG(hw, ICS); /* 6 */ |
| *reg++ = IXGB_READ_REG(hw, IMS); /* 7 */ |
| *reg++ = IXGB_READ_REG(hw, IMC); /* 8 */ |
| |
| /* Receive */ |
| *reg++ = IXGB_READ_REG(hw, RCTL); /* 9 */ |
| *reg++ = IXGB_READ_REG(hw, FCRTL); /* 10 */ |
| *reg++ = IXGB_READ_REG(hw, FCRTH); /* 11 */ |
| *reg++ = IXGB_READ_REG(hw, RDBAL); /* 12 */ |
| *reg++ = IXGB_READ_REG(hw, RDBAH); /* 13 */ |
| *reg++ = IXGB_READ_REG(hw, RDLEN); /* 14 */ |
| *reg++ = IXGB_READ_REG(hw, RDH); /* 15 */ |
| *reg++ = IXGB_READ_REG(hw, RDT); /* 16 */ |
| *reg++ = IXGB_READ_REG(hw, RDTR); /* 17 */ |
| *reg++ = IXGB_READ_REG(hw, RXDCTL); /* 18 */ |
| *reg++ = IXGB_READ_REG(hw, RAIDC); /* 19 */ |
| *reg++ = IXGB_READ_REG(hw, RXCSUM); /* 20 */ |
| |
| /* there are 16 RAR entries in hardware, we only use 3 */ |
| for (i = 0; i < IXGB_ALL_RAR_ENTRIES; i++) { |
| *reg++ = IXGB_READ_REG_ARRAY(hw, RAL, (i << 1)); /*21,...,51 */ |
| *reg++ = IXGB_READ_REG_ARRAY(hw, RAH, (i << 1)); /*22,...,52 */ |
| } |
| |
| /* Transmit */ |
| *reg++ = IXGB_READ_REG(hw, TCTL); /* 53 */ |
| *reg++ = IXGB_READ_REG(hw, TDBAL); /* 54 */ |
| *reg++ = IXGB_READ_REG(hw, TDBAH); /* 55 */ |
| *reg++ = IXGB_READ_REG(hw, TDLEN); /* 56 */ |
| *reg++ = IXGB_READ_REG(hw, TDH); /* 57 */ |
| *reg++ = IXGB_READ_REG(hw, TDT); /* 58 */ |
| *reg++ = IXGB_READ_REG(hw, TIDV); /* 59 */ |
| *reg++ = IXGB_READ_REG(hw, TXDCTL); /* 60 */ |
| *reg++ = IXGB_READ_REG(hw, TSPMT); /* 61 */ |
| *reg++ = IXGB_READ_REG(hw, PAP); /* 62 */ |
| |
| /* Physical */ |
| *reg++ = IXGB_READ_REG(hw, PCSC1); /* 63 */ |
| *reg++ = IXGB_READ_REG(hw, PCSC2); /* 64 */ |
| *reg++ = IXGB_READ_REG(hw, PCSS1); /* 65 */ |
| *reg++ = IXGB_READ_REG(hw, PCSS2); /* 66 */ |
| *reg++ = IXGB_READ_REG(hw, XPCSS); /* 67 */ |
| *reg++ = IXGB_READ_REG(hw, UCCR); /* 68 */ |
| *reg++ = IXGB_READ_REG(hw, XPCSTC); /* 69 */ |
| *reg++ = IXGB_READ_REG(hw, MACA); /* 70 */ |
| *reg++ = IXGB_READ_REG(hw, APAE); /* 71 */ |
| *reg++ = IXGB_READ_REG(hw, ARD); /* 72 */ |
| *reg++ = IXGB_READ_REG(hw, AIS); /* 73 */ |
| *reg++ = IXGB_READ_REG(hw, MSCA); /* 74 */ |
| *reg++ = IXGB_READ_REG(hw, MSRWD); /* 75 */ |
| |
| /* Statistics */ |
| *reg++ = IXGB_GET_STAT(adapter, tprl); /* 76 */ |
| *reg++ = IXGB_GET_STAT(adapter, tprh); /* 77 */ |
| *reg++ = IXGB_GET_STAT(adapter, gprcl); /* 78 */ |
| *reg++ = IXGB_GET_STAT(adapter, gprch); /* 79 */ |
| *reg++ = IXGB_GET_STAT(adapter, bprcl); /* 80 */ |
| *reg++ = IXGB_GET_STAT(adapter, bprch); /* 81 */ |
| *reg++ = IXGB_GET_STAT(adapter, mprcl); /* 82 */ |
| *reg++ = IXGB_GET_STAT(adapter, mprch); /* 83 */ |
| *reg++ = IXGB_GET_STAT(adapter, uprcl); /* 84 */ |
| *reg++ = IXGB_GET_STAT(adapter, uprch); /* 85 */ |
| *reg++ = IXGB_GET_STAT(adapter, vprcl); /* 86 */ |
| *reg++ = IXGB_GET_STAT(adapter, vprch); /* 87 */ |
| *reg++ = IXGB_GET_STAT(adapter, jprcl); /* 88 */ |
| *reg++ = IXGB_GET_STAT(adapter, jprch); /* 89 */ |
| *reg++ = IXGB_GET_STAT(adapter, gorcl); /* 90 */ |
| *reg++ = IXGB_GET_STAT(adapter, gorch); /* 91 */ |
| *reg++ = IXGB_GET_STAT(adapter, torl); /* 92 */ |
| *reg++ = IXGB_GET_STAT(adapter, torh); /* 93 */ |
| *reg++ = IXGB_GET_STAT(adapter, rnbc); /* 94 */ |
| *reg++ = IXGB_GET_STAT(adapter, ruc); /* 95 */ |
| *reg++ = IXGB_GET_STAT(adapter, roc); /* 96 */ |
| *reg++ = IXGB_GET_STAT(adapter, rlec); /* 97 */ |
| *reg++ = IXGB_GET_STAT(adapter, crcerrs); /* 98 */ |
| *reg++ = IXGB_GET_STAT(adapter, icbc); /* 99 */ |
| *reg++ = IXGB_GET_STAT(adapter, ecbc); /* 100 */ |
| *reg++ = IXGB_GET_STAT(adapter, mpc); /* 101 */ |
| *reg++ = IXGB_GET_STAT(adapter, tptl); /* 102 */ |
| *reg++ = IXGB_GET_STAT(adapter, tpth); /* 103 */ |
| *reg++ = IXGB_GET_STAT(adapter, gptcl); /* 104 */ |
| *reg++ = IXGB_GET_STAT(adapter, gptch); /* 105 */ |
| *reg++ = IXGB_GET_STAT(adapter, bptcl); /* 106 */ |
| *reg++ = IXGB_GET_STAT(adapter, bptch); /* 107 */ |
| *reg++ = IXGB_GET_STAT(adapter, mptcl); /* 108 */ |
| *reg++ = IXGB_GET_STAT(adapter, mptch); /* 109 */ |
| *reg++ = IXGB_GET_STAT(adapter, uptcl); /* 110 */ |
| *reg++ = IXGB_GET_STAT(adapter, uptch); /* 111 */ |
| *reg++ = IXGB_GET_STAT(adapter, vptcl); /* 112 */ |
| *reg++ = IXGB_GET_STAT(adapter, vptch); /* 113 */ |
| *reg++ = IXGB_GET_STAT(adapter, jptcl); /* 114 */ |
| *reg++ = IXGB_GET_STAT(adapter, jptch); /* 115 */ |
| *reg++ = IXGB_GET_STAT(adapter, gotcl); /* 116 */ |
| *reg++ = IXGB_GET_STAT(adapter, gotch); /* 117 */ |
| *reg++ = IXGB_GET_STAT(adapter, totl); /* 118 */ |
| *reg++ = IXGB_GET_STAT(adapter, toth); /* 119 */ |
| *reg++ = IXGB_GET_STAT(adapter, dc); /* 120 */ |
| *reg++ = IXGB_GET_STAT(adapter, plt64c); /* 121 */ |
| *reg++ = IXGB_GET_STAT(adapter, tsctc); /* 122 */ |
| *reg++ = IXGB_GET_STAT(adapter, tsctfc); /* 123 */ |
| *reg++ = IXGB_GET_STAT(adapter, ibic); /* 124 */ |
| *reg++ = IXGB_GET_STAT(adapter, rfc); /* 125 */ |
| *reg++ = IXGB_GET_STAT(adapter, lfc); /* 126 */ |
| *reg++ = IXGB_GET_STAT(adapter, pfrc); /* 127 */ |
| *reg++ = IXGB_GET_STAT(adapter, pftc); /* 128 */ |
| *reg++ = IXGB_GET_STAT(adapter, mcfrc); /* 129 */ |
| *reg++ = IXGB_GET_STAT(adapter, mcftc); /* 130 */ |
| *reg++ = IXGB_GET_STAT(adapter, xonrxc); /* 131 */ |
| *reg++ = IXGB_GET_STAT(adapter, xontxc); /* 132 */ |
| *reg++ = IXGB_GET_STAT(adapter, xoffrxc); /* 133 */ |
| *reg++ = IXGB_GET_STAT(adapter, xofftxc); /* 134 */ |
| *reg++ = IXGB_GET_STAT(adapter, rjc); /* 135 */ |
| |
| regs->len = (reg - reg_start) * sizeof(u32); |
| } |
| |
| static int |
| ixgb_get_eeprom_len(struct net_device *netdev) |
| { |
| /* return size in bytes */ |
| return IXGB_EEPROM_SIZE << 1; |
| } |
| |
| static int |
| ixgb_get_eeprom(struct net_device *netdev, |
| struct ethtool_eeprom *eeprom, u8 *bytes) |
| { |
| struct ixgb_adapter *adapter = netdev_priv(netdev); |
| struct ixgb_hw *hw = &adapter->hw; |
| __le16 *eeprom_buff; |
| int i, max_len, first_word, last_word; |
| int ret_val = 0; |
| |
| if (eeprom->len == 0) { |
| ret_val = -EINVAL; |
| goto geeprom_error; |
| } |
| |
| eeprom->magic = hw->vendor_id | (hw->device_id << 16); |
| |
| max_len = ixgb_get_eeprom_len(netdev); |
| |
| if (eeprom->offset > eeprom->offset + eeprom->len) { |
| ret_val = -EINVAL; |
| goto geeprom_error; |
| } |
| |
| if ((eeprom->offset + eeprom->len) > max_len) |
| eeprom->len = (max_len - eeprom->offset); |
| |
| first_word = eeprom->offset >> 1; |
| last_word = (eeprom->offset + eeprom->len - 1) >> 1; |
| |
| eeprom_buff = kmalloc(sizeof(__le16) * |
| (last_word - first_word + 1), GFP_KERNEL); |
| if (!eeprom_buff) |
| return -ENOMEM; |
| |
| /* note the eeprom was good because the driver loaded */ |
| for (i = 0; i <= (last_word - first_word); i++) |
| eeprom_buff[i] = ixgb_get_eeprom_word(hw, (first_word + i)); |
| |
| memcpy(bytes, (u8 *)eeprom_buff + (eeprom->offset & 1), eeprom->len); |
| kfree(eeprom_buff); |
| |
| geeprom_error: |
| return ret_val; |
| } |
| |
| static int |
| ixgb_set_eeprom(struct net_device *netdev, |
| struct ethtool_eeprom *eeprom, u8 *bytes) |
| { |
| struct ixgb_adapter *adapter = netdev_priv(netdev); |
| struct ixgb_hw *hw = &adapter->hw; |
| u16 *eeprom_buff; |
| void *ptr; |
| int max_len, first_word, last_word; |
| u16 i; |
| |
| if (eeprom->len == 0) |
| return -EINVAL; |
| |
| if (eeprom->magic != (hw->vendor_id | (hw->device_id << 16))) |
| return -EFAULT; |
| |
| max_len = ixgb_get_eeprom_len(netdev); |
| |
| if (eeprom->offset > eeprom->offset + eeprom->len) |
| return -EINVAL; |
| |
| if ((eeprom->offset + eeprom->len) > max_len) |
| eeprom->len = (max_len - eeprom->offset); |
| |
| 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 */ |
| eeprom_buff[0] = ixgb_read_eeprom(hw, first_word); |
| ptr++; |
| } |
| if ((eeprom->offset + eeprom->len) & 1) { |
| /* need read/modify/write of last changed EEPROM word */ |
| /* only the first byte of the word is being modified */ |
| eeprom_buff[last_word - first_word] |
| = ixgb_read_eeprom(hw, last_word); |
| } |
| |
| memcpy(ptr, bytes, eeprom->len); |
| for (i = 0; i <= (last_word - first_word); i++) |
| ixgb_write_eeprom(hw, first_word + i, eeprom_buff[i]); |
| |
| /* Update the checksum over the first part of the EEPROM if needed */ |
| if (first_word <= EEPROM_CHECKSUM_REG) |
| ixgb_update_eeprom_checksum(hw); |
| |
| kfree(eeprom_buff); |
| return 0; |
| } |
| |
| static void |
| ixgb_get_drvinfo(struct net_device *netdev, |
| struct ethtool_drvinfo *drvinfo) |
| { |
| struct ixgb_adapter *adapter = netdev_priv(netdev); |
| |
| strncpy(drvinfo->driver, ixgb_driver_name, 32); |
| strncpy(drvinfo->version, ixgb_driver_version, 32); |
| strncpy(drvinfo->fw_version, "N/A", 32); |
| strncpy(drvinfo->bus_info, pci_name(adapter->pdev), 32); |
| drvinfo->n_stats = IXGB_STATS_LEN; |
| drvinfo->regdump_len = ixgb_get_regs_len(netdev); |
| drvinfo->eedump_len = ixgb_get_eeprom_len(netdev); |
| } |
| |
| static void |
| ixgb_get_ringparam(struct net_device *netdev, |
| struct ethtool_ringparam *ring) |
| { |
| struct ixgb_adapter *adapter = netdev_priv(netdev); |
| struct ixgb_desc_ring *txdr = &adapter->tx_ring; |
| struct ixgb_desc_ring *rxdr = &adapter->rx_ring; |
| |
| ring->rx_max_pending = MAX_RXD; |
| ring->tx_max_pending = MAX_TXD; |
| ring->rx_mini_max_pending = 0; |
| ring->rx_jumbo_max_pending = 0; |
| ring->rx_pending = rxdr->count; |
| ring->tx_pending = txdr->count; |
| ring->rx_mini_pending = 0; |
| ring->rx_jumbo_pending = 0; |
| } |
| |
| static int |
| ixgb_set_ringparam(struct net_device *netdev, |
| struct ethtool_ringparam *ring) |
| { |
| struct ixgb_adapter *adapter = netdev_priv(netdev); |
| struct ixgb_desc_ring *txdr = &adapter->tx_ring; |
| struct ixgb_desc_ring *rxdr = &adapter->rx_ring; |
| struct ixgb_desc_ring tx_old, tx_new, rx_old, rx_new; |
| int err; |
| |
| tx_old = adapter->tx_ring; |
| rx_old = adapter->rx_ring; |
| |
| if ((ring->rx_mini_pending) || (ring->rx_jumbo_pending)) |
| return -EINVAL; |
| |
| if (netif_running(adapter->netdev)) |
| ixgb_down(adapter, true); |
| |
| rxdr->count = max(ring->rx_pending,(u32)MIN_RXD); |
| rxdr->count = min(rxdr->count,(u32)MAX_RXD); |
| rxdr->count = ALIGN(rxdr->count, IXGB_REQ_RX_DESCRIPTOR_MULTIPLE); |
| |
| txdr->count = max(ring->tx_pending,(u32)MIN_TXD); |
| txdr->count = min(txdr->count,(u32)MAX_TXD); |
| txdr->count = ALIGN(txdr->count, IXGB_REQ_TX_DESCRIPTOR_MULTIPLE); |
| |
| if (netif_running(adapter->netdev)) { |
| /* Try to get new resources before deleting old */ |
| if ((err = ixgb_setup_rx_resources(adapter))) |
| goto err_setup_rx; |
| if ((err = ixgb_setup_tx_resources(adapter))) |
| goto err_setup_tx; |
| |
| /* save the new, restore the old in order to free it, |
| * then restore the new back again */ |
| |
| rx_new = adapter->rx_ring; |
| tx_new = adapter->tx_ring; |
| adapter->rx_ring = rx_old; |
| adapter->tx_ring = tx_old; |
| ixgb_free_rx_resources(adapter); |
| ixgb_free_tx_resources(adapter); |
| adapter->rx_ring = rx_new; |
| adapter->tx_ring = tx_new; |
| if ((err = ixgb_up(adapter))) |
| return err; |
| ixgb_set_speed_duplex(netdev); |
| } |
| |
| return 0; |
| err_setup_tx: |
| ixgb_free_rx_resources(adapter); |
| err_setup_rx: |
| adapter->rx_ring = rx_old; |
| adapter->tx_ring = tx_old; |
| ixgb_up(adapter); |
| return err; |
| } |
| |
| /* toggle LED 4 times per second = 2 "blinks" per second */ |
| #define IXGB_ID_INTERVAL (HZ/4) |
| |
| /* bit defines for adapter->led_status */ |
| #define IXGB_LED_ON 0 |
| |
| static void |
| ixgb_led_blink_callback(unsigned long data) |
| { |
| struct ixgb_adapter *adapter = (struct ixgb_adapter *)data; |
| |
| if (test_and_change_bit(IXGB_LED_ON, &adapter->led_status)) |
| ixgb_led_off(&adapter->hw); |
| else |
| ixgb_led_on(&adapter->hw); |
| |
| mod_timer(&adapter->blink_timer, jiffies + IXGB_ID_INTERVAL); |
| } |
| |
| static int |
| ixgb_phys_id(struct net_device *netdev, u32 data) |
| { |
| struct ixgb_adapter *adapter = netdev_priv(netdev); |
| |
| if (!data) |
| data = INT_MAX; |
| |
| if (!adapter->blink_timer.function) { |
| init_timer(&adapter->blink_timer); |
| adapter->blink_timer.function = ixgb_led_blink_callback; |
| adapter->blink_timer.data = (unsigned long)adapter; |
| } |
| |
| mod_timer(&adapter->blink_timer, jiffies); |
| |
| msleep_interruptible(data * 1000); |
| del_timer_sync(&adapter->blink_timer); |
| ixgb_led_off(&adapter->hw); |
| clear_bit(IXGB_LED_ON, &adapter->led_status); |
| |
| return 0; |
| } |
| |
| static int |
| ixgb_get_sset_count(struct net_device *netdev, int sset) |
| { |
| switch (sset) { |
| case ETH_SS_STATS: |
| return IXGB_STATS_LEN; |
| default: |
| return -EOPNOTSUPP; |
| } |
| } |
| |
| static void |
| ixgb_get_ethtool_stats(struct net_device *netdev, |
| struct ethtool_stats *stats, u64 *data) |
| { |
| struct ixgb_adapter *adapter = netdev_priv(netdev); |
| int i; |
| char *p = NULL; |
| |
| ixgb_update_stats(adapter); |
| for (i = 0; i < IXGB_STATS_LEN; i++) { |
| switch (ixgb_gstrings_stats[i].type) { |
| case NETDEV_STATS: |
| p = (char *) netdev + |
| ixgb_gstrings_stats[i].stat_offset; |
| break; |
| case IXGB_STATS: |
| p = (char *) adapter + |
| ixgb_gstrings_stats[i].stat_offset; |
| break; |
| } |
| |
| data[i] = (ixgb_gstrings_stats[i].sizeof_stat == |
| sizeof(u64)) ? *(u64 *)p : *(u32 *)p; |
| } |
| } |
| |
| static void |
| ixgb_get_strings(struct net_device *netdev, u32 stringset, u8 *data) |
| { |
| int i; |
| |
| switch(stringset) { |
| case ETH_SS_STATS: |
| for (i = 0; i < IXGB_STATS_LEN; i++) { |
| memcpy(data + i * ETH_GSTRING_LEN, |
| ixgb_gstrings_stats[i].stat_string, |
| ETH_GSTRING_LEN); |
| } |
| break; |
| } |
| } |
| |
| static int ixgb_set_flags(struct net_device *netdev, u32 data) |
| { |
| struct ixgb_adapter *adapter = netdev_priv(netdev); |
| bool need_reset; |
| int rc; |
| |
| /* |
| * Tx VLAN insertion does not work per HW design when Rx stripping is |
| * disabled. Disable txvlan when rxvlan is turned off, and enable |
| * rxvlan when txvlan is turned on. |
| */ |
| if (!(data & ETH_FLAG_RXVLAN) && |
| (netdev->features & NETIF_F_HW_VLAN_TX)) |
| data &= ~ETH_FLAG_TXVLAN; |
| else if (data & ETH_FLAG_TXVLAN) |
| data |= ETH_FLAG_RXVLAN; |
| |
| need_reset = (data & ETH_FLAG_RXVLAN) != |
| (netdev->features & NETIF_F_HW_VLAN_RX); |
| |
| rc = ethtool_op_set_flags(netdev, data, ETH_FLAG_RXVLAN | |
| ETH_FLAG_TXVLAN); |
| if (rc) |
| return rc; |
| |
| if (need_reset) { |
| if (netif_running(netdev)) { |
| ixgb_down(adapter, true); |
| ixgb_up(adapter); |
| ixgb_set_speed_duplex(netdev); |
| } else |
| ixgb_reset(adapter); |
| } |
| |
| return 0; |
| } |
| |
| static const struct ethtool_ops ixgb_ethtool_ops = { |
| .get_settings = ixgb_get_settings, |
| .set_settings = ixgb_set_settings, |
| .get_drvinfo = ixgb_get_drvinfo, |
| .get_regs_len = ixgb_get_regs_len, |
| .get_regs = ixgb_get_regs, |
| .get_link = ethtool_op_get_link, |
| .get_eeprom_len = ixgb_get_eeprom_len, |
| .get_eeprom = ixgb_get_eeprom, |
| .set_eeprom = ixgb_set_eeprom, |
| .get_ringparam = ixgb_get_ringparam, |
| .set_ringparam = ixgb_set_ringparam, |
| .get_pauseparam = ixgb_get_pauseparam, |
| .set_pauseparam = ixgb_set_pauseparam, |
| .get_rx_csum = ixgb_get_rx_csum, |
| .set_rx_csum = ixgb_set_rx_csum, |
| .get_tx_csum = ixgb_get_tx_csum, |
| .set_tx_csum = ixgb_set_tx_csum, |
| .set_sg = ethtool_op_set_sg, |
| .get_msglevel = ixgb_get_msglevel, |
| .set_msglevel = ixgb_set_msglevel, |
| .set_tso = ixgb_set_tso, |
| .get_strings = ixgb_get_strings, |
| .phys_id = ixgb_phys_id, |
| .get_sset_count = ixgb_get_sset_count, |
| .get_ethtool_stats = ixgb_get_ethtool_stats, |
| .get_flags = ethtool_op_get_flags, |
| .set_flags = ixgb_set_flags, |
| }; |
| |
| void ixgb_set_ethtool_ops(struct net_device *netdev) |
| { |
| SET_ETHTOOL_OPS(netdev, &ixgb_ethtool_ops); |
| } |