diff options
Diffstat (limited to 'drivers/net/igb/igb_ethtool.c')
| -rw-r--r-- | drivers/net/igb/igb_ethtool.c | 1927 |
1 files changed, 0 insertions, 1927 deletions
diff --git a/drivers/net/igb/igb_ethtool.c b/drivers/net/igb/igb_ethtool.c deleted file mode 100644 index 0447f9bcd27..00000000000 --- a/drivers/net/igb/igb_ethtool.c +++ /dev/null @@ -1,1927 +0,0 @@ -/******************************************************************************* - - Intel(R) Gigabit Ethernet Linux driver - Copyright(c) 2007 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/vmalloc.h> -#include <linux/netdevice.h> -#include <linux/pci.h> -#include <linux/delay.h> -#include <linux/interrupt.h> -#include <linux/if_ether.h> -#include <linux/ethtool.h> - -#include "igb.h" - -struct igb_stats { - char stat_string[ETH_GSTRING_LEN]; - int sizeof_stat; - int stat_offset; -}; - -#define IGB_STAT(m) FIELD_SIZEOF(struct igb_adapter, m), \ - offsetof(struct igb_adapter, m) -static const struct igb_stats igb_gstrings_stats[] = { - { "rx_packets", IGB_STAT(stats.gprc) }, - { "tx_packets", IGB_STAT(stats.gptc) }, - { "rx_bytes", IGB_STAT(stats.gorc) }, - { "tx_bytes", IGB_STAT(stats.gotc) }, - { "rx_broadcast", IGB_STAT(stats.bprc) }, - { "tx_broadcast", IGB_STAT(stats.bptc) }, - { "rx_multicast", IGB_STAT(stats.mprc) }, - { "tx_multicast", IGB_STAT(stats.mptc) }, - { "rx_errors", IGB_STAT(net_stats.rx_errors) }, - { "tx_errors", IGB_STAT(net_stats.tx_errors) }, - { "tx_dropped", IGB_STAT(net_stats.tx_dropped) }, - { "multicast", IGB_STAT(stats.mprc) }, - { "collisions", IGB_STAT(stats.colc) }, - { "rx_length_errors", IGB_STAT(net_stats.rx_length_errors) }, - { "rx_over_errors", IGB_STAT(net_stats.rx_over_errors) }, - { "rx_crc_errors", IGB_STAT(stats.crcerrs) }, - { "rx_frame_errors", IGB_STAT(net_stats.rx_frame_errors) }, - { "rx_no_buffer_count", IGB_STAT(stats.rnbc) }, - { "rx_missed_errors", IGB_STAT(stats.mpc) }, - { "tx_aborted_errors", IGB_STAT(stats.ecol) }, - { "tx_carrier_errors", IGB_STAT(stats.tncrs) }, - { "tx_fifo_errors", IGB_STAT(net_stats.tx_fifo_errors) }, - { "tx_heartbeat_errors", IGB_STAT(net_stats.tx_heartbeat_errors) }, - { "tx_window_errors", IGB_STAT(stats.latecol) }, - { "tx_abort_late_coll", IGB_STAT(stats.latecol) }, - { "tx_deferred_ok", IGB_STAT(stats.dc) }, - { "tx_single_coll_ok", IGB_STAT(stats.scc) }, - { "tx_multi_coll_ok", IGB_STAT(stats.mcc) }, - { "tx_timeout_count", IGB_STAT(tx_timeout_count) }, - { "tx_restart_queue", IGB_STAT(restart_queue) }, - { "rx_long_length_errors", IGB_STAT(stats.roc) }, - { "rx_short_length_errors", IGB_STAT(stats.ruc) }, - { "rx_align_errors", IGB_STAT(stats.algnerrc) }, - { "tx_tcp_seg_good", IGB_STAT(stats.tsctc) }, - { "tx_tcp_seg_failed", IGB_STAT(stats.tsctfc) }, - { "rx_flow_control_xon", IGB_STAT(stats.xonrxc) }, - { "rx_flow_control_xoff", IGB_STAT(stats.xoffrxc) }, - { "tx_flow_control_xon", IGB_STAT(stats.xontxc) }, - { "tx_flow_control_xoff", IGB_STAT(stats.xofftxc) }, - { "rx_long_byte_count", IGB_STAT(stats.gorc) }, - { "rx_csum_offload_good", IGB_STAT(hw_csum_good) }, - { "rx_csum_offload_errors", IGB_STAT(hw_csum_err) }, - { "rx_header_split", IGB_STAT(rx_hdr_split) }, - { "alloc_rx_buff_failed", IGB_STAT(alloc_rx_buff_failed) }, - { "tx_smbus", IGB_STAT(stats.mgptc) }, - { "rx_smbus", IGB_STAT(stats.mgprc) }, - { "dropped_smbus", IGB_STAT(stats.mgpdc) }, -}; - -#define IGB_QUEUE_STATS_LEN \ - ((((((struct igb_adapter *)netdev->priv)->num_rx_queues > 1) ? \ - ((struct igb_adapter *)netdev->priv)->num_rx_queues : 0) + \ - (((((struct igb_adapter *)netdev->priv)->num_tx_queues > 1) ? \ - ((struct igb_adapter *)netdev->priv)->num_tx_queues : 0))) * \ - (sizeof(struct igb_queue_stats) / sizeof(u64))) -#define IGB_GLOBAL_STATS_LEN \ - sizeof(igb_gstrings_stats) / sizeof(struct igb_stats) -#define IGB_STATS_LEN (IGB_GLOBAL_STATS_LEN + IGB_QUEUE_STATS_LEN) -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 - -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; - - 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); - 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; - } - - ecmd->port = PORT_TP; - ecmd->phy_address = hw->phy.addr; - } else { - ecmd->supported = (SUPPORTED_1000baseT_Full | - SUPPORTED_FIBRE | - SUPPORTED_Autoneg); - - ecmd->advertising = (ADVERTISED_1000baseT_Full | - ADVERTISED_FIBRE | - ADVERTISED_Autoneg); - - ecmd->port = PORT_FIBRE; - } - - ecmd->transceiver = XCVR_INTERNAL; - - if (rd32(E1000_STATUS) & E1000_STATUS_LU) { - - adapter->hw.mac.ops.get_speed_and_duplex(hw, - &adapter->link_speed, - &adapter->link_duplex); - ecmd->speed = adapter->link_speed; - - /* unfortunately FULL_DUPLEX != DUPLEX_FULL - * and HALF_DUPLEX != DUPLEX_HALF */ - - if (adapter->link_duplex == FULL_DUPLEX) - ecmd->duplex = DUPLEX_FULL; - else - ecmd->duplex = DUPLEX_HALF; - } else { - ecmd->speed = -1; - ecmd->duplex = -1; - } - - ecmd->autoneg = ((hw->phy.media_type == e1000_media_type_fiber) || - hw->mac.autoneg) ? AUTONEG_ENABLE : AUTONEG_DISABLE; - 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 (igb_check_reset_block(hw)) { - dev_err(&adapter->pdev->dev, "Cannot change link " - "characteristics when SoL/IDER is active.\n"); - return -EINVAL; - } - - while (test_and_set_bit(__IGB_RESETTING, &adapter->state)) - msleep(1); - - if (ecmd->autoneg == AUTONEG_ENABLE) { - hw->mac.autoneg = 1; - if (hw->phy.media_type == e1000_media_type_fiber) - hw->phy.autoneg_advertised = ADVERTISED_1000baseT_Full | - ADVERTISED_FIBRE | - ADVERTISED_Autoneg; - else - hw->phy.autoneg_advertised = ecmd->advertising | - ADVERTISED_TP | - ADVERTISED_Autoneg; - ecmd->advertising = hw->phy.autoneg_advertised; - } else - if (igb_set_spd_dplx(adapter, ecmd->speed + ecmd->duplex)) { - clear_bit(__IGB_RESETTING, &adapter->state); - return -EINVAL; - } - - /* 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 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.type == e1000_fc_rx_pause) - pause->rx_pause = 1; - else if (hw->fc.type == e1000_fc_tx_pause) - pause->tx_pause = 1; - else if (hw->fc.type == 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)) - msleep(1); - - if (pause->rx_pause && pause->tx_pause) - hw->fc.type = e1000_fc_full; - else if (pause->rx_pause && !pause->tx_pause) - hw->fc.type = e1000_fc_rx_pause; - else if (!pause->rx_pause && pause->tx_pause) - hw->fc.type = e1000_fc_tx_pause; - else if (!pause->rx_pause && !pause->tx_pause) - hw->fc.type = e1000_fc_none; - - hw->fc.original_type = hw->fc.type; - - if (adapter->fc_autoneg == AUTONEG_ENABLE) { - if (netif_running(adapter->netdev)) { - igb_down(adapter); - igb_up(adapter); - } else - igb_reset(adapter); - } else - retval = ((hw->phy.media_type == e1000_media_type_fiber) ? - igb_setup_link(hw) : igb_force_mac_fc(hw)); - - clear_bit(__IGB_RESETTING, &adapter->state); - return retval; -} - -static u32 igb_get_rx_csum(struct net_device *netdev) -{ - struct igb_adapter *adapter = netdev_priv(netdev); - return adapter->rx_csum; -} - -static int igb_set_rx_csum(struct net_device *netdev, u32 data) -{ - struct igb_adapter *adapter = netdev_priv(netdev); - adapter->rx_csum = data; - - return 0; -} - -static u32 igb_get_tx_csum(struct net_device *netdev) -{ - return (netdev->features & NETIF_F_HW_CSUM) != 0; -} - -static int igb_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 igb_set_tso(struct net_device *netdev, u32 data) -{ - struct igb_adapter *adapter = netdev_priv(netdev); - - if (data) - netdev->features |= NETIF_F_TSO; - else - netdev->features &= ~NETIF_F_TSO; - - if (data) - netdev->features |= NETIF_F_TSO6; - else - netdev->features &= ~NETIF_F_TSO6; - - dev_info(&adapter->pdev->dev, "TSO is %s\n", - data ? "Enabled" : "Disabled"); - return 0; -} - -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 551 - 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] = rd32(E1000_CTRL); - regs_buff[1] = rd32(E1000_STATUS); - regs_buff[2] = rd32(E1000_CTRL_EXT); - regs_buff[3] = rd32(E1000_MDIC); - regs_buff[4] = rd32(E1000_SCTL); - regs_buff[5] = rd32(E1000_CONNSW); - regs_buff[6] = rd32(E1000_VET); - regs_buff[7] = rd32(E1000_LEDCTL); - regs_buff[8] = rd32(E1000_PBA); - regs_buff[9] = rd32(E1000_PBS); - regs_buff[10] = rd32(E1000_FRTIMER); - regs_buff[11] = rd32(E1000_TCPTIMER); - - /* NVM Register */ - regs_buff[12] = rd32(E1000_EECD); - - /* Interrupt */ - regs_buff[13] = rd32(E1000_EICR); - regs_buff[14] = rd32(E1000_EICS); - regs_buff[15] = rd32(E1000_EIMS); - regs_buff[16] = rd32(E1000_EIMC); - regs_buff[17] = rd32(E1000_EIAC); - regs_buff[18] = rd32(E1000_EIAM); - regs_buff[19] = rd32(E1000_ICR); - regs_buff[20] = rd32(E1000_ICS); - regs_buff[21] = rd32(E1000_IMS); - regs_buff[22] = rd32(E1000_IMC); - regs_buff[23] = rd32(E1000_IAC); - regs_buff[24] = rd32(E1000_IAM); - regs_buff[25] = rd32(E1000_IMIRVP); - - /* Flow Control */ - regs_buff[26] = rd32(E1000_FCAL); - regs_buff[27] = rd32(E1000_FCAH); - regs_buff[28] = rd32(E1000_FCTTV); - regs_buff[29] = rd32(E1000_FCRTL); - regs_buff[30] = rd32(E1000_FCRTH); - regs_buff[31] = rd32(E1000_FCRTV); - - /* Receive */ - regs_buff[32] = rd32(E1000_RCTL); - regs_buff[33] = rd32(E1000_RXCSUM); - regs_buff[34] = rd32(E1000_RLPML); - regs_buff[35] = rd32(E1000_RFCTL); - regs_buff[36] = rd32(E1000_MRQC); - regs_buff[37] = rd32(E1000_VMD_CTL); - - /* Transmit */ - regs_buff[38] = rd32(E1000_TCTL); - regs_buff[39] = rd32(E1000_TCTL_EXT); - regs_buff[40] = rd32(E1000_TIPG); - regs_buff[41] = rd32(E1000_DTXCTL); - - /* Wake Up */ - regs_buff[42] = rd32(E1000_WUC); - regs_buff[43] = rd32(E1000_WUFC); - regs_buff[44] = rd32(E1000_WUS); - regs_buff[45] = rd32(E1000_IPAV); - regs_buff[46] = rd32(E1000_WUPL); - - /* MAC */ - regs_buff[47] = rd32(E1000_PCS_CFG0); - regs_buff[48] = rd32(E1000_PCS_LCTL); - regs_buff[49] = rd32(E1000_PCS_LSTAT); - regs_buff[50] = rd32(E1000_PCS_ANADV); - regs_buff[51] = rd32(E1000_PCS_LPAB); - regs_buff[52] = rd32(E1000_PCS_NPTX); - regs_buff[53] = rd32(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; - - /* These should probably be added to e1000_regs.h instead */ - #define E1000_PSRTYPE_REG(_i) (0x05480 + ((_i) * 4)) - #define E1000_RAL(_i) (0x05400 + ((_i) * 8)) - #define E1000_RAH(_i) (0x05404 + ((_i) * 8)) - #define E1000_IP4AT_REG(_i) (0x05840 + ((_i) * 8)) - #define E1000_IP6AT_REG(_i) (0x05880 + ((_i) * 4)) - #define E1000_WUPM_REG(_i) (0x05A00 + ((_i) * 4)) - #define E1000_FFMT_REG(_i) (0x09000 + ((_i) * 8)) - #define E1000_FFVT_REG(_i) (0x09800 + ((_i) * 8)) - #define E1000_FFLT_REG(_i) (0x05F00 + ((_i) * 8)) - - for (i = 0; i < 4; i++) - regs_buff[121 + i] = rd32(E1000_SRRCTL(i)); - for (i = 0; i < 4; i++) - regs_buff[125 + i] = rd32(E1000_PSRTYPE_REG(i)); - for (i = 0; i < 4; i++) - regs_buff[129 + i] = rd32(E1000_RDBAL(i)); - for (i = 0; i < 4; i++) - regs_buff[133 + i] = rd32(E1000_RDBAH(i)); - for (i = 0; i < 4; i++) - regs_buff[137 + i] = rd32(E1000_RDLEN(i)); - for (i = 0; i < 4; i++) - regs_buff[141 + i] = rd32(E1000_RDH(i)); - for (i = 0; i < 4; i++) - regs_buff[145 + i] = rd32(E1000_RDT(i)); - for (i = 0; i < 4; i++) - regs_buff[149 + i] = rd32(E1000_RXDCTL(i)); - - for (i = 0; i < 10; i++) - regs_buff[153 + i] = rd32(E1000_EITR(i)); - for (i = 0; i < 8; i++) - regs_buff[163 + i] = rd32(E1000_IMIR(i)); - for (i = 0; i < 8; i++) - regs_buff[171 + i] = rd32(E1000_IMIREXT(i)); - for (i = 0; i < 16; i++) - regs_buff[179 + i] = rd32(E1000_RAL(i)); - for (i = 0; i < 16; i++) - regs_buff[195 + i] = rd32(E1000_RAH(i)); - - for (i = 0; i < 4; i++) - regs_buff[211 + i] = rd32(E1000_TDBAL(i)); - for (i = 0; i < 4; i++) - regs_buff[215 + i] = rd32(E1000_TDBAH(i)); - for (i = 0; i < 4; i++) - regs_buff[219 + i] = rd32(E1000_TDLEN(i)); - for (i = 0; i < 4; i++) - regs_buff[223 + i] = rd32(E1000_TDH(i)); - for (i = 0; i < 4; i++) - regs_buff[227 + i] = rd32(E1000_TDT(i)); - for (i = 0; i < 4; i++) - regs_buff[231 + i] = rd32(E1000_TXDCTL(i)); - for (i = 0; i < 4; i++) - regs_buff[235 + i] = rd32(E1000_TDWBAL(i)); - for (i = 0; i < 4; i++) - regs_buff[239 + i] = rd32(E1000_TDWBAH(i)); - for (i = 0; i < 4; i++) - regs_buff[243 + i] = rd32(E1000_DCA_TXCTRL(i)); - - for (i = 0; i < 4; i++) - regs_buff[247 + i] = rd32(E1000_IP4AT_REG(i)); - for (i = 0; i < 4; i++) - regs_buff[251 + i] = rd32(E1000_IP6AT_REG(i)); - for (i = 0; i < 32; i++) - regs_buff[255 + i] = rd32(E1000_WUPM_REG(i)); - for (i = 0; i < 128; i++) - regs_buff[287 + i] = rd32(E1000_FFMT_REG(i)); - for (i = 0; i < 128; i++) - regs_buff[415 + i] = rd32(E1000_FFVT_REG(i)); - for (i = 0; i < 4; i++) - regs_buff[543 + i] = rd32(E1000_FFLT_REG(i)); - - regs_buff[547] = rd32(E1000_TDFH); - regs_buff[548] = rd32(E1000_TDFT); - regs_buff[549] = rd32(E1000_TDFHS); - regs_buff[550] = rd32(E1000_TDFPC); - -} - -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 = hw->nvm.ops.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 = hw->nvm.ops.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++) - le16_to_cpus(&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 = hw->nvm.ops.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 = hw->nvm.ops.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++) - eeprom_buff[i] = cpu_to_le16(eeprom_buff[i]); - - ret_val = hw->nvm.ops.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))) - igb_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); - char firmware_version[32]; - u16 eeprom_data; - - strncpy(drvinfo->driver, igb_driver_name, 32); - strncpy(drvinfo->version, igb_driver_version, 32); - - /* EEPROM image version # is reported as firmware version # for - * 82575 controllers */ - adapter->hw.nvm.ops.read_nvm(&adapter->hw, 5, 1, &eeprom_data); - sprintf(firmware_version, "%d.%d-%d", - (eeprom_data & 0xF000) >> 12, - (eeprom_data & 0x0FF0) >> 4, - eeprom_data & 0x000F); - - strncpy(drvinfo->fw_version, firmware_version, 32); - strncpy(drvinfo->bus_info, pci_name(adapter->pdev), 32); - 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); - struct igb_ring *tx_ring = adapter->tx_ring; - struct igb_ring *rx_ring = adapter->rx_ring; - - 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 = rx_ring->count; - ring->tx_pending = 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_buffer *old_buf; - struct igb_buffer *old_rx_buf; - void *old_desc; - int i, err; - u32 new_rx_count, new_tx_count, old_size; - dma_addr_t old_dma; - - if ((ring->rx_mini_pending) || (ring->rx_jumbo_pending)) - return -EINVAL; - - new_rx_count = max(ring->rx_pending, (u32)IGB_MIN_RXD); - new_rx_count = min(new_rx_count, (u32)IGB_MAX_RXD); - new_rx_count = ALIGN(new_rx_count, REQ_RX_DESCRIPTOR_MULTIPLE); - - new_tx_count = max(ring->tx_pending, (u32)IGB_MIN_TXD); - new_tx_count = min(new_tx_count, (u32)IGB_MAX_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)) - msleep(1); - - if (netif_running(adapter->netdev)) - 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++) { - /* Save existing descriptor ring */ - old_buf = adapter->tx_ring[i].buffer_info; - old_desc = adapter->tx_ring[i].desc; - old_size = adapter->tx_ring[i].size; - old_dma = adapter->tx_ring[i].dma; - /* Try to allocate a new one */ - adapter->tx_ring[i].buffer_info = NULL; - adapter->tx_ring[i].desc = NULL; - adapter->tx_ring[i].count = new_tx_count; - err = igb_setup_tx_resources(adapter, - &adapter->tx_ring[i]); - if (err) { - /* Restore the old one so at least - the adapter still works, even if - we failed the request */ - adapter->tx_ring[i].buffer_info = old_buf; - adapter->tx_ring[i].desc = old_desc; - adapter->tx_ring[i].size = old_size; - adapter->tx_ring[i].dma = old_dma; - goto err_setup; - } - /* Free the old buffer manually */ - vfree(old_buf); - pci_free_consistent(adapter->pdev, old_size, - old_desc, old_dma); - } - } - - if (new_rx_count != adapter->rx_ring->count) { - for (i = 0; i < adapter->num_rx_queues; i++) { - - old_rx_buf = adapter->rx_ring[i].buffer_info; - old_desc = adapter->rx_ring[i].desc; - old_size = adapter->rx_ring[i].size; - old_dma = adapter->rx_ring[i].dma; - - adapter->rx_ring[i].buffer_info = NULL; - adapter->rx_ring[i].desc = NULL; - adapter->rx_ring[i].dma = 0; - adapter->rx_ring[i].count = new_rx_count; - err = igb_setup_rx_resources(adapter, - &adapter->rx_ring[i]); - if (err) { - adapter->rx_ring[i].buffer_info = old_rx_buf; - adapter->rx_ring[i].desc = old_desc; - adapter->rx_ring[i].size = old_size; - adapter->rx_ring[i].dma = old_dma; - goto err_setup; - } - - vfree(old_rx_buf); - pci_free_consistent(adapter->pdev, old_size, old_desc, - old_dma); - } - } - - err = 0; -err_setup: - if (netif_running(adapter->netdev)) - igb_up(adapter); - - clear_bit(__IGB_RESETTING, &adapter->state); - return err; -} - -/* ethtool register test data */ -struct igb_reg_test { - u16 reg; - u8 array_len; - u8 test_type; - u32 mask; - u32 write; -}; - -/* In the hardware, registers are laid out either singly, in arrays - * spaced 0x100 bytes apart, or in contiguous tables. We assume - * most tests take place on arrays or single registers (handled - * as a single-element array) and special-case the tables. - * Table tests are always pattern tests. - * - * We also make provision for some required setup steps by specifying - * registers to be written without any read-back testing. - */ - -#define PATTERN_TEST 1 -#define SET_READ_TEST 2 -#define WRITE_NO_TEST 3 -#define TABLE32_TEST 4 -#define TABLE64_TEST_LO 5 -#define TABLE64_TEST_HI 6 - -/* default register test */ -static struct igb_reg_test reg_test_82575[] = { - { E1000_FCAL, 1, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, - { E1000_FCAH, 1, PATTERN_TEST, 0x0000FFFF, 0xFFFFFFFF }, - { E1000_FCT, 1, PATTERN_TEST, 0x0000FFFF, 0xFFFFFFFF }, - { E1000_VET, 1, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, - { E1000_RDBAL(0), 4, PATTERN_TEST, 0xFFFFFF80, 0xFFFFFFFF }, - { E1000_RDBAH(0), 4, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, - { E1000_RDLEN(0), 4, PATTERN_TEST, 0x000FFF80, 0x000FFFFF }, - /* Enable all four RX queues before testing. */ - { E1000_RXDCTL(0), 4, WRITE_NO_TEST, 0, E1000_RXDCTL_QUEUE_ENABLE }, - /* RDH is read-only for 82575, only test RDT. */ - { E1000_RDT(0), 4, PATTERN_TEST, 0x0000FFFF, 0x0000FFFF }, - { E1000_RXDCTL(0), 4, WRITE_NO_TEST, 0, 0 }, - { E1000_FCRTH, 1, PATTERN_TEST, 0x0000FFF0, 0x0000FFF0 }, - { E1000_FCTTV, 1, PATTERN_TEST, 0x0000FFFF, 0x0000FFFF }, - { E1000_TIPG, 1, PATTERN_TEST, 0x3FFFFFFF, 0x3FFFFFFF }, - { E1000_TDBAL(0), 4, PATTERN_TEST, 0xFFFFFF80, 0xFFFFFFFF }, - { E1000_TDBAH(0), 4, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, - { E1000_TDLEN(0), 4, PATTERN_TEST, 0x000FFF80, 0x000FFFFF }, - { E1000_RCTL, 1, SET_READ_TEST, 0xFFFFFFFF, 0x00000000 }, - { E1000_RCTL, 1, SET_READ_TEST, 0x04CFB3FE, 0x003FFFFB }, - { E1000_RCTL, 1, SET_READ_TEST, 0x04CFB3FE, 0xFFFFFFFF }, - { E1000_TCTL, 1, SET_READ_TEST, 0xFFFFFFFF, 0x00000000 }, - { E1000_TXCW, 1, PATTERN_TEST, 0xC000FFFF, 0x0000FFFF }, - { E1000_RA, 16, TABLE64_TEST_LO, 0xFFFFFFFF, 0xFFFFFFFF }, - { E1000_RA, 16, TABLE64_TEST_HI, 0x800FFFFF, 0xFFFFFFFF }, - { E1000_MTA, 128, TABLE32_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, - { 0, 0, 0, 0 } -}; - -static bool reg_pattern_test(struct igb_adapter *adapter, u64 *data, - int reg, u32 mask, u32 write) -{ - u32 pat, val; - u32 _test[] = - {0x5A5A5A5A, 0xA5A5A5A5, 0x00000000, 0xFFFFFFFF}; - for (pat = 0; pat < ARRAY_SIZE(_test); pat++) { - writel((_test[pat] & write), (adapter->hw.hw_addr + reg)); - val = readl(adapter->hw.hw_addr + reg); - if (val != (_test[pat] & write & mask)) { - dev_err(&adapter->pdev->dev, "pattern test reg %04X " - "failed: got 0x%08X expected 0x%08X\n", - reg, val, (_test[pat] & write & mask)); - *data = reg; - return 1; - } - } - return 0; -} - -static bool reg_set_and_check(struct igb_adapter *adapter, u64 *data, - int reg, u32 mask, u32 write) -{ - u32 val; - writel((write & mask), (adapter->hw.hw_addr + reg)); - val = readl(adapter->hw.hw_addr + reg); - if ((write & mask) != (val & mask)) { - dev_err(&adapter->pdev->dev, "set/check reg %04X test failed:" - " got 0x%08X expected 0x%08X\n", reg, - (val & mask), (write & mask)); - *data = 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; - - toggle = 0x7FFFF3FF; - test = reg_test_82575; - - /* 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 = rd32(E1000_STATUS); - value = (rd32(E1000_STATUS) & toggle); - wr32(E1000_STATUS, toggle); - after = rd32(E1000_STATUS) & toggle; - if (value != after) { - dev_err(&adapter->pdev->dev, "failed STATUS register test " - "got: 0x%08X expected: 0x%08X\n", after, value); - *data = 1; - return 1; - } - /* restore previous status */ - wr32(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 * 0x100), - test->mask, - test->write); - break; - case SET_READ_TEST: - REG_SET_AND_CHECK(test->reg + (i * 0x100), - test->mask, - test->write); - break; - case WRITE_NO_TEST: - writel(test->write, - (adapter->hw.hw_addr + test->reg) - + (i * 0x100)); - 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) -{ - u16 temp; - u16 checksum = 0; - u16 i; - - *data = 0; - /* Read and add up the contents of the EEPROM */ - for (i = 0; i < (NVM_CHECKSUM_REG + 1); i++) { - if ((adapter->hw.nvm.ops.read_nvm(&adapter->hw, i, 1, &temp)) - < 0) { - *data = 1; - break; - } - checksum += temp; - } - - /* If Checksum is not Correct return error else test passed */ - if ((checksum != (u16) NVM_SUM) && !(*data)) - *data = 2; - - return *data; -} - -static irqreturn_t igb_test_intr(int irq, void *data) -{ - struct net_device *netdev = (struct net_device *) data; - struct igb_adapter *adapter = netdev_priv(netdev); - struct e1000_hw *hw = &adapter->hw; - - adapter->test_icr |= rd32(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, 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) { - /* NOTE: we don't test MSI-X interrupts here, yet */ - return 0; - } else if (adapter->msi_enabled) { - shared_int = false; - if (request_irq(irq, &igb_test_intr, 0, netdev->name, netdev)) { - *data = 1; - return -1; - } - } else if (!request_irq(irq, &igb_test_intr, IRQF_PROBE_SHARED, - netdev->name, netdev)) { - shared_int = false; - } else if (request_irq(irq, &igb_test_intr, IRQF_SHARED, - netdev->name, netdev)) { - *data = 1; - return -1; - } - dev_info(&adapter->pdev->dev, "testing %s interrupt\n", - (shared_int ? "shared" : "unshared")); - - /* Disable all the interrupts */ - wr32(E1000_IMC, 0xFFFFFFFF); - msleep(10); - - /* Test each interrupt */ - for (; i < 10; i++) { - /* Interrupt to test */ - mask = 1 << i; - - 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; - wr32(E1000_IMC, ~mask & 0x00007FFF); - wr32(E1000_ICS, ~mask & 0x00007FFF); - msleep(10); - - 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; - wr32(E1000_IMS, mask); - wr32(E1000_ICS, mask); - msleep(10); - - 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; - wr32(E1000_IMC, ~mask & 0x00007FFF); - wr32(E1000_ICS, ~mask & 0x00007FFF); - msleep(10); - - if (adapter->test_icr) { - *data = 5; - break; - } - } - } - - /* Disable all the interrupts */ - wr32(E1000_IMC, 0xFFFFFFFF); - msleep(10); - - /* Unhook test interrupt handler */ - free_irq(irq, netdev); - - return *data; -} - -static void igb_free_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 pci_dev *pdev = adapter->pdev; - int i; - - if (tx_ring->desc && tx_ring->buffer_info) { - for (i = 0; i < tx_ring->count; i++) { - struct igb_buffer *buf = &(tx_ring->buffer_info[i]); - if (buf->dma) - pci_unmap_single(pdev, buf->dma, buf->length, - PCI_DMA_TODEVICE); - if (buf->skb) - dev_kfree_skb(buf->skb); - } - } - - if (rx_ring->desc && rx_ring->buffer_info) { - for (i = 0; i < rx_ring->count; i++) { - struct igb_buffer *buf = &(rx_ring->buffer_info[i]); - if (buf->dma) - pci_unmap_single(pdev, buf->dma, - IGB_RXBUFFER_2048, - PCI_DMA_FROMDEVICE); - if (buf->skb) - dev_kfree_skb(buf->skb); - } - } - - if (tx_ring->desc) { - pci_free_consistent(pdev, tx_ring->size, tx_ring->desc, - tx_ring->dma); - tx_ring->desc = NULL; - } - if (rx_ring->desc) { - pci_free_consistent(pdev, rx_ring->size, rx_ring->desc, - rx_ring->dma); - rx_ring->desc = NULL; - } - - kfree(tx_ring->buffer_info); - tx_ring->buffer_info = NULL; - kfree(rx_ring->buffer_info); - rx_ring->buffer_info = NULL; - - return; -} - -static int igb_setup_desc_rings(struct igb_adapter *adapter) -{ - struct e1000_hw *hw = &adapter->hw; - struct igb_ring *tx_ring = &adapter->test_tx_ring; - struct igb_ring *rx_ring = &adapter->test_rx_ring; - struct pci_dev *pdev = adapter->pdev; - u32 rctl; - int i, ret_val; - - /* Setup Tx descriptor ring and Tx buffers */ - - if (!tx_ring->count) - tx_ring->count = IGB_DEFAULT_TXD; - - tx_ring->buffer_info = kcalloc(tx_ring->count, - sizeof(struct igb_buffer), - GFP_KERNEL); - if (!tx_ring->buffer_info) { - ret_val = 1; - goto err_nomem; - } - - tx_ring->size = tx_ring->count * sizeof(struct e1000_tx_desc); - tx_ring->size = ALIGN(tx_ring->size, 4096); - tx_ring->desc = pci_alloc_consistent(pdev, tx_ring->size, - &tx_ring->dma); - if (!tx_ring->desc) { - ret_val = 2; - goto err_nomem; - } - tx_ring->next_to_use = tx_ring->next_to_clean = 0; - - wr32(E1000_TDBAL(0), - ((u64) tx_ring->dma & 0x00000000FFFFFFFF)); - wr32(E1000_TDBAH(0), ((u64) tx_ring->dma >> 32)); - wr32(E1000_TDLEN(0), - tx_ring->count * sizeof(struct e1000_tx_desc)); - wr32(E1000_TDH(0), 0); - wr32(E1000_TDT(0), 0); - wr32(E1000_TCTL, - E1000_TCTL_PSP | E1000_TCTL_EN | - E1000_COLLISION_THRESHOLD << E1000_CT_SHIFT | - E1000_COLLISION_DISTANCE << E1000_COLD_SHIFT); - - for (i = 0; i < tx_ring->count; i++) { - struct e1000_tx_desc *tx_desc = E1000_TX_DESC(*tx_ring, i); - struct sk_buff *skb; - unsigned int size = 1024; - - skb = alloc_skb(size, GFP_KERNEL); - if (!skb) { - ret_val = 3; - goto err_nomem; - } - skb_put(skb, size); - tx_ring->buffer_info[i].skb = skb; - tx_ring->buffer_info[i].length = skb->len; - tx_ring->buffer_info[i].dma = - pci_map_single(pdev, skb->data, skb->len, - PCI_DMA_TODEVICE); - tx_desc->buffer_addr = cpu_to_le64(tx_ring->buffer_info[i].dma); - tx_desc->lower.data = cpu_to_le32(skb->len); - tx_desc->lower.data |= cpu_to_le32(E1000_TXD_CMD_EOP | - E1000_TXD_CMD_IFCS | - E1000_TXD_CMD_RS); - tx_desc->upper.data = 0; - } - - /* Setup Rx descriptor ring and Rx buffers */ - - if (!rx_ring->count) - rx_ring->count = IGB_DEFAULT_RXD; - - rx_ring->buffer_info = kcalloc(rx_ring->count, - sizeof(struct igb_buffer), - GFP_KERNEL); - if (!rx_ring->buffer_info) { - ret_val = 4; - goto err_nomem; - } - - rx_ring->size = rx_ring->count * sizeof(struct e1000_rx_desc); - rx_ring->desc = pci_alloc_consistent(pdev, rx_ring->size, - &rx_ring->dma); - if (!rx_ring->desc) { - ret_val = 5; - goto err_nomem; - } - rx_ring->next_to_use = rx_ring->next_to_clean = 0; - - rctl = rd32(E1000_RCTL); - wr32(E1000_RCTL, rctl & ~E1000_RCTL_EN); - wr32(E1000_RDBAL(0), - ((u64) rx_ring->dma & 0xFFFFFFFF)); - wr32(E1000_RDBAH(0), - ((u64) rx_ring->dma >> 32)); - wr32(E1000_RDLEN(0), rx_ring->size); - wr32(E1000_RDH(0), 0); - wr32(E1000_RDT(0), 0); - rctl = E1000_RCTL_EN | E1000_RCTL_BAM | E1000_RCTL_SZ_2048 | - E1000_RCTL_LBM_NO | E1000_RCTL_RDMTS_HALF | - (adapter->hw.mac.mc_filter_type << E1000_RCTL_MO_SHIFT); - wr32(E1000_RCTL, rctl); - wr32(E1000_SRRCTL(0), 0); - - for (i = 0; i < rx_ring->count; i++) { - struct e1000_rx_desc *rx_desc = E1000_RX_DESC(*rx_ring, i); - struct sk_buff *skb; - - skb = alloc_skb(IGB_RXBUFFER_2048 + NET_IP_ALIGN, - GFP_KERNEL); - if (!skb) { - ret_val = 6; - goto err_nomem; - } - skb_reserve(skb, NET_IP_ALIGN); - rx_ring->buffer_info[i].skb = skb; - rx_ring->buffer_info[i].dma = - pci_map_single(pdev, skb->data, IGB_RXBUFFER_2048, - PCI_DMA_FROMDEVICE); - rx_desc->buffer_addr = cpu_to_le64(rx_ring->buffer_info[i].dma); - memset(skb->data, 0x00, skb->len); - } - - 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. */ - hw->phy.ops.write_phy_reg(hw, 29, 0x001F); - hw->phy.ops.write_phy_reg(hw, 30, 0x8FFC); - hw->phy.ops.write_phy_reg(hw, 29, 0x001A); - hw->phy.ops.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; - u32 stat_reg = 0; - - hw->mac.autoneg = false; - - if (hw->phy.type == e1000_phy_m88) { - /* Auto-MDI/MDIX Off */ - hw->phy.ops.write_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, 0x0808); - /* reset to update Auto-MDI/MDIX */ - hw->phy.ops.write_phy_reg(hw, PHY_CONTROL, 0x9140); - /* autoneg off */ - hw->phy.ops.write_phy_reg(hw, PHY_CONTROL, 0x8140); - } - - ctrl_reg = rd32(E1000_CTRL); - - /* force 1000, set loopback */ - hw->phy.ops.write_phy_reg(hw, PHY_CONTROL, 0x4140); - - /* Now set up the MAC to the same speed/duplex as the PHY. */ - ctrl_reg = rd32(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 */ - - if (hw->phy.media_type == e1000_media_type_copper && - hw->phy.type == e1000_phy_m88) - ctrl_reg |= E1000_CTRL_ILOS; /* Invert Loss of Signal */ - else { - /* Set the ILOS bit on the fiber Nic if half duplex link is - * detected. */ - stat_reg = rd32(E1000_STATUS); - if ((stat_reg & E1000_STATUS_FD) == 0) - ctrl_reg |= (E1000_CTRL_ILOS | E1000_CTRL_SLU); - } - - wr32(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); - - udelay(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 rctl; - - if (hw->phy.media_type == e1000_media_type_fiber || - hw->phy.media_type == e1000_media_type_internal_serdes) { - rctl = rd32(E1000_RCTL); - rctl |= E1000_RCTL_LBM_TCVR; - wr32(E1000_RCTL, rctl); - return 0; - } else if (hw->phy.media_type == e1000_media_type_copper) { - return igb_set_phy_loopback(adapter); - } - - return 7; -} - -static void igb_loopback_cleanup(struct igb_adapter *adapter) -{ - struct e1000_hw *hw = &adapter->hw; - u32 rctl; - u16 phy_reg; - - rctl = rd32(E1000_RCTL); - rctl &= ~(E1000_RCTL_LBM_TCVR | E1000_RCTL_LBM_MAC); - wr32(E1000_RCTL, rctl); - - hw->mac.autoneg = true; - hw->phy.ops.read_phy_reg(hw, PHY_CONTROL, &phy_reg); - if (phy_reg & MII_CR_LOOPBACK) { - phy_reg &= ~MII_CR_LOOPBACK; - hw->phy.ops.write_phy_reg(hw, PHY_CONTROL, phy_reg); - igb_phy_sw_reset(hw); - } -} - -static void igb_create_lbtest_frame(struct sk_buff *skb, - unsigned int frame_size) -{ - memset(skb->data, 0xFF, frame_size); - frame_size &= ~1; - memset(&skb->data[frame_size / 2], 0xAA, frame_size / 2 - 1); - memset(&skb->data[frame_size / 2 + 10], 0xBE, 1); - memset(&skb->data[frame_size / 2 + 12], 0xAF, 1); -} - -static int igb_check_lbtest_frame(struct sk_buff *skb, unsigned int frame_size) -{ - frame_size &= ~1; - if (*(skb->data + 3) == 0xFF) - if ((*(skb->data + frame_size / 2 + 10) == 0xBE) && - (*(skb->data + frame_size / 2 + 12) == 0xAF)) - return 0; - return 13; -} - -static int igb_run_loopback_test(struct igb_adapter *adapter) -{ - struct e1000_hw *hw = &adapter->hw; - struct igb_ring *tx_ring = &adapter->test_tx_ring; - struct igb_ring *rx_ring = &adapter->test_rx_ring; - struct pci_dev *pdev = adapter->pdev; - int i, j, k, l, lc, good_cnt; - int ret_val = 0; - unsigned long time; - - wr32(E1000_RDT(0), rx_ring->count - 1); - - /* 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; - - k = l = 0; - for (j = 0; j <= lc; j++) { /* loop count loop */ - for (i = 0; i < 64; i++) { /* send the packets */ - igb_create_lbtest_frame(tx_ring->buffer_info[k].skb, - 1024); - pci_dma_sync_single_for_device(pdev, - tx_ring->buffer_info[k].dma, - tx_ring->buffer_info[k].length, - PCI_DMA_TODEVICE); - k++; - if (k == tx_ring->count) - k = 0; - } - wr32(E1000_TDT(0), k); - msleep(200); - time = jiffies; /* set the start time for the receive */ - good_cnt = 0; - do { /* receive the sent packets */ - pci_dma_sync_single_for_cpu(pdev, - rx_ring->buffer_info[l].dma, - IGB_RXBUFFER_2048, - PCI_DMA_FROMDEVICE); - - ret_val = igb_check_lbtest_frame( - rx_ring->buffer_info[l].skb, 1024); - if (!ret_val) - good_cnt++; - l++; - if (l == rx_ring->count) - l = 0; - /* time + 20 msecs (200 msecs on 2.4) is more than - * enough time to complete the receives, if it's - * exceeded, break and error off - */ - } while (good_cnt < 64 && jiffies < (time + 20)); - if (good_cnt != 64) { - ret_val = 13; /* ret_val is the same as mis-compare */ - break; - } - if (jiffies >= (time + 20)) { - ret_val = 14; /* error code for time out error */ - break; - } - } /* end loop count loop */ - 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 (igb_check_reset_block(&adapter->hw)) { - dev_err(&adapter->pdev->dev, - "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) -{ - struct e1000_hw *hw = &adapter->hw; - *data = 0; - if (hw->phy.media_type == e1000_media_type_internal_serdes) { - int i = 0; - hw->mac.serdes_has_link = false; - - /* On some blade server designs, link establishment - * could take as long as 2-3 minutes */ - do { - hw->mac.ops.check_for_link(&adapter->hw); - if (hw->mac.serdes_has_link) - return *data; - msleep(20); - } while (i++ < 3750); - - *data = 1; - } else { - hw->mac.ops.check_for_link(&adapter->hw); - if (hw->mac.autoneg) - msleep(4000); - - if (!(rd32(E1000_STATUS) & - E1000_STATUS_LU)) - *data = 1; - } - 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(&adapter->pdev->dev, "offline testing starting\n"); - - /* 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); - 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(&adapter->pdev->dev, "online testing starting\n"); - /* Online tests */ - if (igb_link_test(adapter, &data[4])) - eth_test->flags |= ETH_TEST_FL_FAILED; - - /* 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 int igb_wol_exclusion(struct igb_adapter *adapter, - struct ethtool_wolinfo *wol) -{ - struct e1000_hw *hw = &adapter->hw; - int retval = 1; /* fail by default */ - - switch (hw->device_id) { - case E1000_DEV_ID_82575GB_QUAD_COPPER: - /* WoL not supported */ - wol->supported = 0; - break; - case E1000_DEV_ID_82575EB_FIBER_SERDES: - /* Wake events not supported on port B */ - if (rd32(E1000_STATUS) & E1000_STATUS_FUNC_1) { - wol->supported = 0; - break; - } - /* return success for non excluded adapter ports */ - retval = 0; - break; - default: - /* dual port cards only support WoL on port A from now on - * unless it was enabled in the eeprom for port B - * so exclude FUNC_1 ports from having WoL enabled */ - if (rd32(E1000_STATUS) & E1000_STATUS_FUNC_1 && - !adapter->eeprom_wol) { - wol->supported = 0; - break; - } - - retval = 0; - } - - return retval; -} - -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; - wol->wolopts = 0; - - /* this function will set ->supported = 0 and return 1 if wol is not - * supported by this hardware */ - if (igb_wol_exclusion(adapter, wol)) - 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; - - return; -} - -static int igb_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol) -{ - struct igb_adapter *adapter = netdev_priv(netdev); - struct e1000_hw *hw = &adapter->hw; - - if (wol->wolopts & (WAKE_PHY | WAKE_ARP | WAKE_MAGICSECURE)) - return -EOPNOTSUPP; - - if (igb_wol_exclusion(adapter, wol)) - return wol->wolopts ? -EOPNOTSUPP : 0; - - switch (hw->device_id) { - default: - break; - } - - /* 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; - - return 0; -} - -/* toggle LED 4 times per second = 2 "blinks" per second */ -#define IGB_ID_INTERVAL (HZ/4) - -/* bit defines for adapter->led_status */ -#define IGB_LED_ON 0 - -static int igb_phys_id(struct net_device *netdev, u32 data) -{ - struct igb_adapter *adapter = netdev_priv(netdev); - struct e1000_hw *hw = &adapter->hw; - - if (!data || data > (u32)(MAX_SCHEDULE_TIMEOUT / HZ)) - data = (u32)(MAX_SCHEDULE_TIMEOUT / HZ); - - igb_blink_led(hw); - msleep_interruptible(data * 1000); - - igb_led_off(hw); - clear_bit(IGB_LED_ON, &adapter->led_status); - igb_cleanup_led(hw); - - return 0; -} - -static int igb_set_coalesce(struct net_device *netdev, - struct ethtool_coalesce *ec) -{ - struct igb_adapter *adapter = netdev_priv(netdev); - - 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)) - return -EINVAL; - - /* convert to rate of irq's per second */ - if (ec->rx_coalesce_usecs <= 3) - adapter->itr_setting = ec->rx_coalesce_usecs; - else - adapter->itr_setting = (1000000 / ec->rx_coalesce_usecs); - - if (netif_running(netdev)) - igb_reinit_locked(adapter); - - return 0; -} - -static int igb_get_coalesce(struct net_device *netdev, - struct ethtool_coalesce *ec) -{ - struct igb_adapter *adapter = netdev_priv(netdev); - - if (adapter->itr_setting <= 3) - ec->rx_coalesce_usecs = adapter->itr_setting; - else - ec->rx_coalesce_usecs = 1000000 / adapter->itr_setting; - - 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; -} - -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; - } -} - -static void igb_get_ethtool_stats(struct net_device *netdev, - struct ethtool_stats *stats, u64 *data) -{ - struct igb_adapter *adapter = netdev_priv(netdev); - u64 *queue_stat; - int stat_count = sizeof(struct igb_queue_stats) / sizeof(u64); - int j; - int i; - - igb_update_stats(adapter); - for (i = 0; i < IGB_GLOBAL_STATS_LEN; i++) { - char *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 < adapter->num_rx_queues; j++) { - int k; - queue_stat = (u64 *)&adapter->rx_ring[j].rx_stats; - for (k = 0; k < stat_count; k++) - data[i + k] = queue_stat[k]; - i += 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 < 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; - } - 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; - } -/* BUG_ON(p - data != IGB_STATS_LEN * ETH_GSTRING_LEN); */ - break; - } -} - -static 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 = ethtool_op_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, - .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, - .get_tso = ethtool_op_get_tso, - .set_tso = igb_set_tso, - .self_test = igb_diag_test, - .get_strings = igb_get_strings, - .phys_id = igb_phys_id, - .get_sset_count = igb_get_sset_count, - .get_ethtool_stats = igb_get_ethtool_stats, - .get_coalesce = igb_get_coalesce, - .set_coalesce = igb_set_coalesce, -}; - -void igb_set_ethtool_ops(struct net_device *netdev) -{ - SET_ETHTOOL_OPS(netdev, &igb_ethtool_ops); -} |