+++ /dev/null
-/*******************************************************************************
-
- Intel PRO/1000 Linux driver
- Copyright(c) 1999 - 2006 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 e1000 */
-
-#include "e1000.h"
-#include <asm/uaccess.h>
-
-enum {NETDEV_STATS, E1000_STATS};
-
-struct e1000_stats {
- char stat_string[ETH_GSTRING_LEN];
- int type;
- int sizeof_stat;
- int stat_offset;
-};
-
-#define E1000_STAT(m) E1000_STATS, \
- sizeof(((struct e1000_adapter *)0)->m), \
- offsetof(struct e1000_adapter, m)
-#define E1000_NETDEV_STAT(m) NETDEV_STATS, \
- sizeof(((struct net_device *)0)->m), \
- offsetof(struct net_device, m)
-
-static const struct e1000_stats e1000_gstrings_stats[] = {
- { "rx_packets", E1000_STAT(stats.gprc) },
- { "tx_packets", E1000_STAT(stats.gptc) },
- { "rx_bytes", E1000_STAT(stats.gorcl) },
- { "tx_bytes", E1000_STAT(stats.gotcl) },
- { "rx_broadcast", E1000_STAT(stats.bprc) },
- { "tx_broadcast", E1000_STAT(stats.bptc) },
- { "rx_multicast", E1000_STAT(stats.mprc) },
- { "tx_multicast", E1000_STAT(stats.mptc) },
- { "rx_errors", E1000_STAT(stats.rxerrc) },
- { "tx_errors", E1000_STAT(stats.txerrc) },
- { "tx_dropped", E1000_NETDEV_STAT(stats.tx_dropped) },
- { "multicast", E1000_STAT(stats.mprc) },
- { "collisions", E1000_STAT(stats.colc) },
- { "rx_length_errors", E1000_STAT(stats.rlerrc) },
- { "rx_over_errors", E1000_NETDEV_STAT(stats.rx_over_errors) },
- { "rx_crc_errors", E1000_STAT(stats.crcerrs) },
- { "rx_frame_errors", E1000_NETDEV_STAT(stats.rx_frame_errors) },
- { "rx_no_buffer_count", E1000_STAT(stats.rnbc) },
- { "rx_missed_errors", E1000_STAT(stats.mpc) },
- { "tx_aborted_errors", E1000_STAT(stats.ecol) },
- { "tx_carrier_errors", E1000_STAT(stats.tncrs) },
- { "tx_fifo_errors", E1000_NETDEV_STAT(stats.tx_fifo_errors) },
- { "tx_heartbeat_errors", E1000_NETDEV_STAT(stats.tx_heartbeat_errors) },
- { "tx_window_errors", E1000_STAT(stats.latecol) },
- { "tx_abort_late_coll", E1000_STAT(stats.latecol) },
- { "tx_deferred_ok", E1000_STAT(stats.dc) },
- { "tx_single_coll_ok", E1000_STAT(stats.scc) },
- { "tx_multi_coll_ok", E1000_STAT(stats.mcc) },
- { "tx_timeout_count", E1000_STAT(tx_timeout_count) },
- { "tx_restart_queue", E1000_STAT(restart_queue) },
- { "rx_long_length_errors", E1000_STAT(stats.roc) },
- { "rx_short_length_errors", E1000_STAT(stats.ruc) },
- { "rx_align_errors", E1000_STAT(stats.algnerrc) },
- { "tx_tcp_seg_good", E1000_STAT(stats.tsctc) },
- { "tx_tcp_seg_failed", E1000_STAT(stats.tsctfc) },
- { "rx_flow_control_xon", E1000_STAT(stats.xonrxc) },
- { "rx_flow_control_xoff", E1000_STAT(stats.xoffrxc) },
- { "tx_flow_control_xon", E1000_STAT(stats.xontxc) },
- { "tx_flow_control_xoff", E1000_STAT(stats.xofftxc) },
- { "rx_long_byte_count", E1000_STAT(stats.gorcl) },
- { "rx_csum_offload_good", E1000_STAT(hw_csum_good) },
- { "rx_csum_offload_errors", E1000_STAT(hw_csum_err) },
- { "alloc_rx_buff_failed", E1000_STAT(alloc_rx_buff_failed) },
- { "tx_smbus", E1000_STAT(stats.mgptc) },
- { "rx_smbus", E1000_STAT(stats.mgprc) },
- { "dropped_smbus", E1000_STAT(stats.mgpdc) },
-};
-
-#define E1000_QUEUE_STATS_LEN 0
-#define E1000_GLOBAL_STATS_LEN ARRAY_SIZE(e1000_gstrings_stats)
-#define E1000_STATS_LEN (E1000_GLOBAL_STATS_LEN + E1000_QUEUE_STATS_LEN)
-static const char e1000_gstrings_test[][ETH_GSTRING_LEN] = {
- "Register test (offline)", "Eeprom test (offline)",
- "Interrupt test (offline)", "Loopback test (offline)",
- "Link test (on/offline)"
-};
-#define E1000_TEST_LEN ARRAY_SIZE(e1000_gstrings_test)
-
-static int e1000_get_settings(struct net_device *netdev,
- struct ethtool_cmd *ecmd)
-{
- struct e1000_adapter *adapter = netdev_priv(netdev);
- struct e1000_hw *hw = &adapter->hw;
-
- if (hw->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->autoneg == 1) {
- ecmd->advertising |= ADVERTISED_Autoneg;
- /* the e1000 autoneg seems to match ethtool nicely */
- ecmd->advertising |= hw->autoneg_advertised;
- }
-
- ecmd->port = PORT_TP;
- ecmd->phy_address = hw->phy_addr;
-
- if (hw->mac_type == e1000_82543)
- ecmd->transceiver = XCVR_EXTERNAL;
- else
- ecmd->transceiver = XCVR_INTERNAL;
-
- } else {
- ecmd->supported = (SUPPORTED_1000baseT_Full |
- SUPPORTED_FIBRE |
- SUPPORTED_Autoneg);
-
- ecmd->advertising = (ADVERTISED_1000baseT_Full |
- ADVERTISED_FIBRE |
- ADVERTISED_Autoneg);
-
- ecmd->port = PORT_FIBRE;
-
- if (hw->mac_type >= e1000_82545)
- ecmd->transceiver = XCVR_INTERNAL;
- else
- ecmd->transceiver = XCVR_EXTERNAL;
- }
-
- if (er32(STATUS) & E1000_STATUS_LU) {
-
- e1000_get_speed_and_duplex(hw, &adapter->link_speed,
- &adapter->link_duplex);
- ethtool_cmd_speed_set(ecmd, 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 {
- ethtool_cmd_speed_set(ecmd, -1);
- ecmd->duplex = -1;
- }
-
- ecmd->autoneg = ((hw->media_type == e1000_media_type_fiber) ||
- hw->autoneg) ? AUTONEG_ENABLE : AUTONEG_DISABLE;
- return 0;
-}
-
-static int e1000_set_settings(struct net_device *netdev,
- struct ethtool_cmd *ecmd)
-{
- struct e1000_adapter *adapter = netdev_priv(netdev);
- struct e1000_hw *hw = &adapter->hw;
-
- while (test_and_set_bit(__E1000_RESETTING, &adapter->flags))
- msleep(1);
-
- if (ecmd->autoneg == AUTONEG_ENABLE) {
- hw->autoneg = 1;
- if (hw->media_type == e1000_media_type_fiber)
- hw->autoneg_advertised = ADVERTISED_1000baseT_Full |
- ADVERTISED_FIBRE |
- ADVERTISED_Autoneg;
- else
- hw->autoneg_advertised = ecmd->advertising |
- ADVERTISED_TP |
- ADVERTISED_Autoneg;
- ecmd->advertising = hw->autoneg_advertised;
- } else {
- u32 speed = ethtool_cmd_speed(ecmd);
- if (e1000_set_spd_dplx(adapter, speed, ecmd->duplex)) {
- clear_bit(__E1000_RESETTING, &adapter->flags);
- return -EINVAL;
- }
- }
-
- /* reset the link */
-
- if (netif_running(adapter->netdev)) {
- e1000_down(adapter);
- e1000_up(adapter);
- } else
- e1000_reset(adapter);
-
- clear_bit(__E1000_RESETTING, &adapter->flags);
- return 0;
-}
-
-static u32 e1000_get_link(struct net_device *netdev)
-{
- struct e1000_adapter *adapter = netdev_priv(netdev);
-
- /*
- * 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))
- adapter->hw.get_link_status = 1;
-
- return e1000_has_link(adapter);
-}
-
-static void e1000_get_pauseparam(struct net_device *netdev,
- struct ethtool_pauseparam *pause)
-{
- struct e1000_adapter *adapter = netdev_priv(netdev);
- struct e1000_hw *hw = &adapter->hw;
-
- pause->autoneg =
- (adapter->fc_autoneg ? AUTONEG_ENABLE : AUTONEG_DISABLE);
-
- if (hw->fc == E1000_FC_RX_PAUSE)
- pause->rx_pause = 1;
- else if (hw->fc == E1000_FC_TX_PAUSE)
- pause->tx_pause = 1;
- else if (hw->fc == E1000_FC_FULL) {
- pause->rx_pause = 1;
- pause->tx_pause = 1;
- }
-}
-
-static int e1000_set_pauseparam(struct net_device *netdev,
- struct ethtool_pauseparam *pause)
-{
- struct e1000_adapter *adapter = netdev_priv(netdev);
- struct e1000_hw *hw = &adapter->hw;
- int retval = 0;
-
- adapter->fc_autoneg = pause->autoneg;
-
- while (test_and_set_bit(__E1000_RESETTING, &adapter->flags))
- msleep(1);
-
- if (pause->rx_pause && pause->tx_pause)
- hw->fc = E1000_FC_FULL;
- else if (pause->rx_pause && !pause->tx_pause)
- hw->fc = E1000_FC_RX_PAUSE;
- else if (!pause->rx_pause && pause->tx_pause)
- hw->fc = E1000_FC_TX_PAUSE;
- else if (!pause->rx_pause && !pause->tx_pause)
- hw->fc = E1000_FC_NONE;
-
- hw->original_fc = hw->fc;
-
- if (adapter->fc_autoneg == AUTONEG_ENABLE) {
- if (netif_running(adapter->netdev)) {
- e1000_down(adapter);
- e1000_up(adapter);
- } else
- e1000_reset(adapter);
- } else
- retval = ((hw->media_type == e1000_media_type_fiber) ?
- e1000_setup_link(hw) : e1000_force_mac_fc(hw));
-
- clear_bit(__E1000_RESETTING, &adapter->flags);
- return retval;
-}
-
-static u32 e1000_get_msglevel(struct net_device *netdev)
-{
- struct e1000_adapter *adapter = netdev_priv(netdev);
- return adapter->msg_enable;
-}
-
-static void e1000_set_msglevel(struct net_device *netdev, u32 data)
-{
- struct e1000_adapter *adapter = netdev_priv(netdev);
- adapter->msg_enable = data;
-}
-
-static int e1000_get_regs_len(struct net_device *netdev)
-{
-#define E1000_REGS_LEN 32
- return E1000_REGS_LEN * sizeof(u32);
-}
-
-static void e1000_get_regs(struct net_device *netdev, struct ethtool_regs *regs,
- void *p)
-{
- struct e1000_adapter *adapter = netdev_priv(netdev);
- struct e1000_hw *hw = &adapter->hw;
- u32 *regs_buff = p;
- u16 phy_data;
-
- memset(p, 0, E1000_REGS_LEN * sizeof(u32));
-
- regs->version = (1 << 24) | (hw->revision_id << 16) | hw->device_id;
-
- regs_buff[0] = er32(CTRL);
- regs_buff[1] = er32(STATUS);
-
- regs_buff[2] = er32(RCTL);
- regs_buff[3] = er32(RDLEN);
- regs_buff[4] = er32(RDH);
- regs_buff[5] = er32(RDT);
- regs_buff[6] = er32(RDTR);
-
- regs_buff[7] = er32(TCTL);
- regs_buff[8] = er32(TDLEN);
- regs_buff[9] = er32(TDH);
- regs_buff[10] = er32(TDT);
- regs_buff[11] = er32(TIDV);
-
- regs_buff[12] = hw->phy_type; /* PHY type (IGP=1, M88=0) */
- if (hw->phy_type == e1000_phy_igp) {
- e1000_write_phy_reg(hw, IGP01E1000_PHY_PAGE_SELECT,
- IGP01E1000_PHY_AGC_A);
- e1000_read_phy_reg(hw, IGP01E1000_PHY_AGC_A &
- IGP01E1000_PHY_PAGE_SELECT, &phy_data);
- regs_buff[13] = (u32)phy_data; /* cable length */
- e1000_write_phy_reg(hw, IGP01E1000_PHY_PAGE_SELECT,
- IGP01E1000_PHY_AGC_B);
- e1000_read_phy_reg(hw, IGP01E1000_PHY_AGC_B &
- IGP01E1000_PHY_PAGE_SELECT, &phy_data);
- regs_buff[14] = (u32)phy_data; /* cable length */
- e1000_write_phy_reg(hw, IGP01E1000_PHY_PAGE_SELECT,
- IGP01E1000_PHY_AGC_C);
- e1000_read_phy_reg(hw, IGP01E1000_PHY_AGC_C &
- IGP01E1000_PHY_PAGE_SELECT, &phy_data);
- regs_buff[15] = (u32)phy_data; /* cable length */
- e1000_write_phy_reg(hw, IGP01E1000_PHY_PAGE_SELECT,
- IGP01E1000_PHY_AGC_D);
- e1000_read_phy_reg(hw, IGP01E1000_PHY_AGC_D &
- IGP01E1000_PHY_PAGE_SELECT, &phy_data);
- regs_buff[16] = (u32)phy_data; /* cable length */
- regs_buff[17] = 0; /* extended 10bt distance (not needed) */
- e1000_write_phy_reg(hw, IGP01E1000_PHY_PAGE_SELECT, 0x0);
- e1000_read_phy_reg(hw, IGP01E1000_PHY_PORT_STATUS &
- IGP01E1000_PHY_PAGE_SELECT, &phy_data);
- regs_buff[18] = (u32)phy_data; /* cable polarity */
- e1000_write_phy_reg(hw, IGP01E1000_PHY_PAGE_SELECT,
- IGP01E1000_PHY_PCS_INIT_REG);
- e1000_read_phy_reg(hw, IGP01E1000_PHY_PCS_INIT_REG &
- IGP01E1000_PHY_PAGE_SELECT, &phy_data);
- regs_buff[19] = (u32)phy_data; /* cable polarity */
- regs_buff[20] = 0; /* polarity correction enabled (always) */
- regs_buff[22] = 0; /* phy receive errors (unavailable) */
- regs_buff[23] = regs_buff[18]; /* mdix mode */
- e1000_write_phy_reg(hw, IGP01E1000_PHY_PAGE_SELECT, 0x0);
- } else {
- e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_STATUS, &phy_data);
- regs_buff[13] = (u32)phy_data; /* cable length */
- regs_buff[14] = 0; /* Dummy (to align w/ IGP phy reg dump) */
- regs_buff[15] = 0; /* Dummy (to align w/ IGP phy reg dump) */
- regs_buff[16] = 0; /* Dummy (to align w/ IGP phy reg dump) */
- e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, &phy_data);
- regs_buff[17] = (u32)phy_data; /* extended 10bt distance */
- regs_buff[18] = regs_buff[13]; /* cable polarity */
- regs_buff[19] = 0; /* Dummy (to align w/ IGP phy reg dump) */
- regs_buff[20] = regs_buff[17]; /* polarity correction */
- /* phy receive errors */
- regs_buff[22] = adapter->phy_stats.receive_errors;
- regs_buff[23] = regs_buff[13]; /* mdix mode */
- }
- regs_buff[21] = adapter->phy_stats.idle_errors; /* phy idle errors */
- e1000_read_phy_reg(hw, PHY_1000T_STATUS, &phy_data);
- regs_buff[24] = (u32)phy_data; /* phy local receiver status */
- regs_buff[25] = regs_buff[24]; /* phy remote receiver status */
- if (hw->mac_type >= e1000_82540 &&
- hw->media_type == e1000_media_type_copper) {
- regs_buff[26] = er32(MANC);
- }
-}
-
-static int e1000_get_eeprom_len(struct net_device *netdev)
-{
- struct e1000_adapter *adapter = netdev_priv(netdev);
- struct e1000_hw *hw = &adapter->hw;
-
- return hw->eeprom.word_size * 2;
-}
-
-static int e1000_get_eeprom(struct net_device *netdev,
- struct ethtool_eeprom *eeprom, u8 *bytes)
-{
- struct e1000_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->eeprom.type == e1000_eeprom_spi)
- ret_val = e1000_read_eeprom(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_eeprom(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 e1000_set_eeprom(struct net_device *netdev,
- struct ethtool_eeprom *eeprom, u8 *bytes)
-{
- struct e1000_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->eeprom.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_eeprom(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_eeprom(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 = e1000_write_eeprom(hw, first_word,
- last_word - first_word + 1, eeprom_buff);
-
- /* Update the checksum over the first part of the EEPROM if needed */
- if ((ret_val == 0) && (first_word <= EEPROM_CHECKSUM_REG))
- e1000_update_eeprom_checksum(hw);
-
- kfree(eeprom_buff);
- return ret_val;
-}
-
-static void e1000_get_drvinfo(struct net_device *netdev,
- struct ethtool_drvinfo *drvinfo)
-{
- struct e1000_adapter *adapter = netdev_priv(netdev);
- char firmware_version[32];
-
- strncpy(drvinfo->driver, e1000_driver_name, 32);
- strncpy(drvinfo->version, e1000_driver_version, 32);
-
- sprintf(firmware_version, "N/A");
- strncpy(drvinfo->fw_version, firmware_version, 32);
- strncpy(drvinfo->bus_info, pci_name(adapter->pdev), 32);
- drvinfo->regdump_len = e1000_get_regs_len(netdev);
- drvinfo->eedump_len = e1000_get_eeprom_len(netdev);
-}
-
-static void e1000_get_ringparam(struct net_device *netdev,
- struct ethtool_ringparam *ring)
-{
- struct e1000_adapter *adapter = netdev_priv(netdev);
- struct e1000_hw *hw = &adapter->hw;
- e1000_mac_type mac_type = hw->mac_type;
- struct e1000_tx_ring *txdr = adapter->tx_ring;
- struct e1000_rx_ring *rxdr = adapter->rx_ring;
-
- ring->rx_max_pending = (mac_type < e1000_82544) ? E1000_MAX_RXD :
- E1000_MAX_82544_RXD;
- ring->tx_max_pending = (mac_type < e1000_82544) ? E1000_MAX_TXD :
- E1000_MAX_82544_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 e1000_set_ringparam(struct net_device *netdev,
- struct ethtool_ringparam *ring)
-{
- struct e1000_adapter *adapter = netdev_priv(netdev);
- struct e1000_hw *hw = &adapter->hw;
- e1000_mac_type mac_type = hw->mac_type;
- struct e1000_tx_ring *txdr, *tx_old;
- struct e1000_rx_ring *rxdr, *rx_old;
- int i, err;
-
- if ((ring->rx_mini_pending) || (ring->rx_jumbo_pending))
- return -EINVAL;
-
- while (test_and_set_bit(__E1000_RESETTING, &adapter->flags))
- msleep(1);
-
- if (netif_running(adapter->netdev))
- e1000_down(adapter);
-
- tx_old = adapter->tx_ring;
- rx_old = adapter->rx_ring;
-
- err = -ENOMEM;
- txdr = kcalloc(adapter->num_tx_queues, sizeof(struct e1000_tx_ring), GFP_KERNEL);
- if (!txdr)
- goto err_alloc_tx;
-
- rxdr = kcalloc(adapter->num_rx_queues, sizeof(struct e1000_rx_ring), GFP_KERNEL);
- if (!rxdr)
- goto err_alloc_rx;
-
- adapter->tx_ring = txdr;
- adapter->rx_ring = rxdr;
-
- rxdr->count = max(ring->rx_pending,(u32)E1000_MIN_RXD);
- rxdr->count = min(rxdr->count,(u32)(mac_type < e1000_82544 ?
- E1000_MAX_RXD : E1000_MAX_82544_RXD));
- rxdr->count = ALIGN(rxdr->count, REQ_RX_DESCRIPTOR_MULTIPLE);
-
- txdr->count = max(ring->tx_pending,(u32)E1000_MIN_TXD);
- txdr->count = min(txdr->count,(u32)(mac_type < e1000_82544 ?
- E1000_MAX_TXD : E1000_MAX_82544_TXD));
- txdr->count = ALIGN(txdr->count, REQ_TX_DESCRIPTOR_MULTIPLE);
-
- for (i = 0; i < adapter->num_tx_queues; i++)
- txdr[i].count = txdr->count;
- for (i = 0; i < adapter->num_rx_queues; i++)
- rxdr[i].count = rxdr->count;
-
- if (netif_running(adapter->netdev)) {
- /* Try to get new resources before deleting old */
- err = e1000_setup_all_rx_resources(adapter);
- if (err)
- goto err_setup_rx;
- err = e1000_setup_all_tx_resources(adapter);
- if (err)
- goto err_setup_tx;
-
- /* save the new, restore the old in order to free it,
- * then restore the new back again */
-
- adapter->rx_ring = rx_old;
- adapter->tx_ring = tx_old;
- e1000_free_all_rx_resources(adapter);
- e1000_free_all_tx_resources(adapter);
- kfree(tx_old);
- kfree(rx_old);
- adapter->rx_ring = rxdr;
- adapter->tx_ring = txdr;
- err = e1000_up(adapter);
- if (err)
- goto err_setup;
- }
-
- clear_bit(__E1000_RESETTING, &adapter->flags);
- return 0;
-err_setup_tx:
- e1000_free_all_rx_resources(adapter);
-err_setup_rx:
- adapter->rx_ring = rx_old;
- adapter->tx_ring = tx_old;
- kfree(rxdr);
-err_alloc_rx:
- kfree(txdr);
-err_alloc_tx:
- e1000_up(adapter);
-err_setup:
- clear_bit(__E1000_RESETTING, &adapter->flags);
- return err;
-}
-
-static bool reg_pattern_test(struct e1000_adapter *adapter, u64 *data, int reg,
- u32 mask, u32 write)
-{
- struct e1000_hw *hw = &adapter->hw;
- static const u32 test[] =
- {0x5A5A5A5A, 0xA5A5A5A5, 0x00000000, 0xFFFFFFFF};
- u8 __iomem *address = hw->hw_addr + reg;
- u32 read;
- int i;
-
- for (i = 0; i < ARRAY_SIZE(test); i++) {
- writel(write & test[i], address);
- read = readl(address);
- if (read != (write & test[i] & mask)) {
- e_err(drv, "pattern test reg %04X failed: "
- "got 0x%08X expected 0x%08X\n",
- reg, read, (write & test[i] & mask));
- *data = reg;
- return true;
- }
- }
- return false;
-}
-
-static bool reg_set_and_check(struct e1000_adapter *adapter, u64 *data, int reg,
- u32 mask, u32 write)
-{
- struct e1000_hw *hw = &adapter->hw;
- u8 __iomem *address = hw->hw_addr + reg;
- u32 read;
-
- writel(write & mask, address);
- read = readl(address);
- if ((read & mask) != (write & mask)) {
- e_err(drv, "set/check reg %04X test failed: "
- "got 0x%08X expected 0x%08X\n",
- reg, (read & mask), (write & mask));
- *data = reg;
- return true;
- }
- return false;
-}
-
-#define REG_PATTERN_TEST(reg, mask, write) \
- do { \
- if (reg_pattern_test(adapter, data, \
- (hw->mac_type >= e1000_82543) \
- ? E1000_##reg : E1000_82542_##reg, \
- mask, write)) \
- return 1; \
- } while (0)
-
-#define REG_SET_AND_CHECK(reg, mask, write) \
- do { \
- if (reg_set_and_check(adapter, data, \
- (hw->mac_type >= e1000_82543) \
- ? E1000_##reg : E1000_82542_##reg, \
- mask, write)) \
- return 1; \
- } while (0)
-
-static int e1000_reg_test(struct e1000_adapter *adapter, u64 *data)
-{
- u32 value, before, after;
- u32 i, toggle;
- struct e1000_hw *hw = &adapter->hw;
-
- /* The status register is Read Only, so a write should fail.
- * Some bits that get toggled are ignored.
- */
-
- /* there are several bits on newer hardware that are r/w */
- toggle = 0xFFFFF833;
-
- before = er32(STATUS);
- value = (er32(STATUS) & toggle);
- ew32(STATUS, toggle);
- after = er32(STATUS) & toggle;
- if (value != after) {
- e_err(drv, "failed STATUS register test got: "
- "0x%08X expected: 0x%08X\n", after, value);
- *data = 1;
- return 1;
- }
- /* restore previous status */
- ew32(STATUS, before);
-
- REG_PATTERN_TEST(FCAL, 0xFFFFFFFF, 0xFFFFFFFF);
- REG_PATTERN_TEST(FCAH, 0x0000FFFF, 0xFFFFFFFF);
- REG_PATTERN_TEST(FCT, 0x0000FFFF, 0xFFFFFFFF);
- REG_PATTERN_TEST(VET, 0x0000FFFF, 0xFFFFFFFF);
-
- REG_PATTERN_TEST(RDTR, 0x0000FFFF, 0xFFFFFFFF);
- REG_PATTERN_TEST(RDBAH, 0xFFFFFFFF, 0xFFFFFFFF);
- REG_PATTERN_TEST(RDLEN, 0x000FFF80, 0x000FFFFF);
- REG_PATTERN_TEST(RDH, 0x0000FFFF, 0x0000FFFF);
- REG_PATTERN_TEST(RDT, 0x0000FFFF, 0x0000FFFF);
- REG_PATTERN_TEST(FCRTH, 0x0000FFF8, 0x0000FFF8);
- REG_PATTERN_TEST(FCTTV, 0x0000FFFF, 0x0000FFFF);
- REG_PATTERN_TEST(TIPG, 0x3FFFFFFF, 0x3FFFFFFF);
- REG_PATTERN_TEST(TDBAH, 0xFFFFFFFF, 0xFFFFFFFF);
- REG_PATTERN_TEST(TDLEN, 0x000FFF80, 0x000FFFFF);
-
- REG_SET_AND_CHECK(RCTL, 0xFFFFFFFF, 0x00000000);
-
- before = 0x06DFB3FE;
- REG_SET_AND_CHECK(RCTL, before, 0x003FFFFB);
- REG_SET_AND_CHECK(TCTL, 0xFFFFFFFF, 0x00000000);
-
- if (hw->mac_type >= e1000_82543) {
-
- REG_SET_AND_CHECK(RCTL, before, 0xFFFFFFFF);
- REG_PATTERN_TEST(RDBAL, 0xFFFFFFF0, 0xFFFFFFFF);
- REG_PATTERN_TEST(TXCW, 0xC000FFFF, 0x0000FFFF);
- REG_PATTERN_TEST(TDBAL, 0xFFFFFFF0, 0xFFFFFFFF);
- REG_PATTERN_TEST(TIDV, 0x0000FFFF, 0x0000FFFF);
- value = E1000_RAR_ENTRIES;
- for (i = 0; i < value; i++) {
- REG_PATTERN_TEST(RA + (((i << 1) + 1) << 2), 0x8003FFFF,
- 0xFFFFFFFF);
- }
-
- } else {
-
- REG_SET_AND_CHECK(RCTL, 0xFFFFFFFF, 0x01FFFFFF);
- REG_PATTERN_TEST(RDBAL, 0xFFFFF000, 0xFFFFFFFF);
- REG_PATTERN_TEST(TXCW, 0x0000FFFF, 0x0000FFFF);
- REG_PATTERN_TEST(TDBAL, 0xFFFFF000, 0xFFFFFFFF);
-
- }
-
- value = E1000_MC_TBL_SIZE;
- for (i = 0; i < value; i++)
- REG_PATTERN_TEST(MTA + (i << 2), 0xFFFFFFFF, 0xFFFFFFFF);
-
- *data = 0;
- return 0;
-}
-
-static int e1000_eeprom_test(struct e1000_adapter *adapter, u64 *data)
-{
- struct e1000_hw *hw = &adapter->hw;
- u16 temp;
- u16 checksum = 0;
- u16 i;
-
- *data = 0;
- /* Read and add up the contents of the EEPROM */
- for (i = 0; i < (EEPROM_CHECKSUM_REG + 1); i++) {
- if ((e1000_read_eeprom(hw, i, 1, &temp)) < 0) {
- *data = 1;
- break;
- }
- checksum += temp;
- }
-
- /* If Checksum is not Correct return error else test passed */
- if ((checksum != (u16)EEPROM_SUM) && !(*data))
- *data = 2;
-
- return *data;
-}
-
-static irqreturn_t e1000_test_intr(int irq, void *data)
-{
- struct net_device *netdev = (struct net_device *)data;
- struct e1000_adapter *adapter = netdev_priv(netdev);
- struct e1000_hw *hw = &adapter->hw;
-
- adapter->test_icr |= er32(ICR);
-
- return IRQ_HANDLED;
-}
-
-static int e1000_intr_test(struct e1000_adapter *adapter, u64 *data)
-{
- struct net_device *netdev = adapter->netdev;
- u32 mask, i = 0;
- bool shared_int = true;
- u32 irq = adapter->pdev->irq;
- struct e1000_hw *hw = &adapter->hw;
-
- *data = 0;
-
- /* NOTE: we don't test MSI interrupts here, yet */
- /* Hook up test interrupt handler just for this test */
- if (!request_irq(irq, e1000_test_intr, IRQF_PROBE_SHARED, netdev->name,
- netdev))
- shared_int = false;
- else if (request_irq(irq, e1000_test_intr, IRQF_SHARED,
- netdev->name, netdev)) {
- *data = 1;
- return -1;
- }
- e_info(hw, "testing %s interrupt\n", (shared_int ?
- "shared" : "unshared"));
-
- /* Disable all the interrupts */
- ew32(IMC, 0xFFFFFFFF);
- E1000_WRITE_FLUSH();
- 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;
- ew32(IMC, mask);
- ew32(ICS, mask);
- E1000_WRITE_FLUSH();
- 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;
- ew32(IMS, mask);
- ew32(ICS, mask);
- E1000_WRITE_FLUSH();
- 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;
- ew32(IMC, ~mask & 0x00007FFF);
- ew32(ICS, ~mask & 0x00007FFF);
- E1000_WRITE_FLUSH();
- msleep(10);
-
- if (adapter->test_icr) {
- *data = 5;
- break;
- }
- }
- }
-
- /* Disable all the interrupts */
- ew32(IMC, 0xFFFFFFFF);
- E1000_WRITE_FLUSH();
- msleep(10);
-
- /* Unhook test interrupt handler */
- free_irq(irq, netdev);
-
- return *data;
-}
-
-static void e1000_free_desc_rings(struct e1000_adapter *adapter)
-{
- struct e1000_tx_ring *txdr = &adapter->test_tx_ring;
- struct e1000_rx_ring *rxdr = &adapter->test_rx_ring;
- struct pci_dev *pdev = adapter->pdev;
- int i;
-
- if (txdr->desc && txdr->buffer_info) {
- for (i = 0; i < txdr->count; i++) {
- if (txdr->buffer_info[i].dma)
- dma_unmap_single(&pdev->dev,
- txdr->buffer_info[i].dma,
- txdr->buffer_info[i].length,
- DMA_TO_DEVICE);
- if (txdr->buffer_info[i].skb)
- dev_kfree_skb(txdr->buffer_info[i].skb);
- }
- }
-
- if (rxdr->desc && rxdr->buffer_info) {
- for (i = 0; i < rxdr->count; i++) {
- if (rxdr->buffer_info[i].dma)
- dma_unmap_single(&pdev->dev,
- rxdr->buffer_info[i].dma,
- rxdr->buffer_info[i].length,
- DMA_FROM_DEVICE);
- if (rxdr->buffer_info[i].skb)
- dev_kfree_skb(rxdr->buffer_info[i].skb);
- }
- }
-
- if (txdr->desc) {
- dma_free_coherent(&pdev->dev, txdr->size, txdr->desc,
- txdr->dma);
- txdr->desc = NULL;
- }
- if (rxdr->desc) {
- dma_free_coherent(&pdev->dev, rxdr->size, rxdr->desc,
- rxdr->dma);
- rxdr->desc = NULL;
- }
-
- kfree(txdr->buffer_info);
- txdr->buffer_info = NULL;
- kfree(rxdr->buffer_info);
- rxdr->buffer_info = NULL;
-}
-
-static int e1000_setup_desc_rings(struct e1000_adapter *adapter)
-{
- struct e1000_hw *hw = &adapter->hw;
- struct e1000_tx_ring *txdr = &adapter->test_tx_ring;
- struct e1000_rx_ring *rxdr = &adapter->test_rx_ring;
- struct pci_dev *pdev = adapter->pdev;
- u32 rctl;
- int i, ret_val;
-
- /* Setup Tx descriptor ring and Tx buffers */
-
- if (!txdr->count)
- txdr->count = E1000_DEFAULT_TXD;
-
- txdr->buffer_info = kcalloc(txdr->count, sizeof(struct e1000_buffer),
- GFP_KERNEL);
- if (!txdr->buffer_info) {
- ret_val = 1;
- goto err_nomem;
- }
-
- txdr->size = txdr->count * sizeof(struct e1000_tx_desc);
- txdr->size = ALIGN(txdr->size, 4096);
- txdr->desc = dma_alloc_coherent(&pdev->dev, txdr->size, &txdr->dma,
- GFP_KERNEL);
- if (!txdr->desc) {
- ret_val = 2;
- goto err_nomem;
- }
- memset(txdr->desc, 0, txdr->size);
- txdr->next_to_use = txdr->next_to_clean = 0;
-
- ew32(TDBAL, ((u64)txdr->dma & 0x00000000FFFFFFFF));
- ew32(TDBAH, ((u64)txdr->dma >> 32));
- ew32(TDLEN, txdr->count * sizeof(struct e1000_tx_desc));
- ew32(TDH, 0);
- ew32(TDT, 0);
- ew32(TCTL, E1000_TCTL_PSP | E1000_TCTL_EN |
- E1000_COLLISION_THRESHOLD << E1000_CT_SHIFT |
- E1000_FDX_COLLISION_DISTANCE << E1000_COLD_SHIFT);
-
- for (i = 0; i < txdr->count; i++) {
- struct e1000_tx_desc *tx_desc = E1000_TX_DESC(*txdr, 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);
- txdr->buffer_info[i].skb = skb;
- txdr->buffer_info[i].length = skb->len;
- txdr->buffer_info[i].dma =
- dma_map_single(&pdev->dev, skb->data, skb->len,
- DMA_TO_DEVICE);
- tx_desc->buffer_addr = cpu_to_le64(txdr->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_RPS);
- tx_desc->upper.data = 0;
- }
-
- /* Setup Rx descriptor ring and Rx buffers */
-
- if (!rxdr->count)
- rxdr->count = E1000_DEFAULT_RXD;
-
- rxdr->buffer_info = kcalloc(rxdr->count, sizeof(struct e1000_buffer),
- GFP_KERNEL);
- if (!rxdr->buffer_info) {
- ret_val = 4;
- goto err_nomem;
- }
-
- rxdr->size = rxdr->count * sizeof(struct e1000_rx_desc);
- rxdr->desc = dma_alloc_coherent(&pdev->dev, rxdr->size, &rxdr->dma,
- GFP_KERNEL);
- if (!rxdr->desc) {
- ret_val = 5;
- goto err_nomem;
- }
- memset(rxdr->desc, 0, rxdr->size);
- rxdr->next_to_use = rxdr->next_to_clean = 0;
-
- rctl = er32(RCTL);
- ew32(RCTL, rctl & ~E1000_RCTL_EN);
- ew32(RDBAL, ((u64)rxdr->dma & 0xFFFFFFFF));
- ew32(RDBAH, ((u64)rxdr->dma >> 32));
- ew32(RDLEN, rxdr->size);
- ew32(RDH, 0);
- ew32(RDT, 0);
- rctl = E1000_RCTL_EN | E1000_RCTL_BAM | E1000_RCTL_SZ_2048 |
- E1000_RCTL_LBM_NO | E1000_RCTL_RDMTS_HALF |
- (hw->mc_filter_type << E1000_RCTL_MO_SHIFT);
- ew32(RCTL, rctl);
-
- for (i = 0; i < rxdr->count; i++) {
- struct e1000_rx_desc *rx_desc = E1000_RX_DESC(*rxdr, i);
- struct sk_buff *skb;
-
- skb = alloc_skb(E1000_RXBUFFER_2048 + NET_IP_ALIGN, GFP_KERNEL);
- if (!skb) {
- ret_val = 6;
- goto err_nomem;
- }
- skb_reserve(skb, NET_IP_ALIGN);
- rxdr->buffer_info[i].skb = skb;
- rxdr->buffer_info[i].length = E1000_RXBUFFER_2048;
- rxdr->buffer_info[i].dma =
- dma_map_single(&pdev->dev, skb->data,
- E1000_RXBUFFER_2048, DMA_FROM_DEVICE);
- rx_desc->buffer_addr = cpu_to_le64(rxdr->buffer_info[i].dma);
- memset(skb->data, 0x00, skb->len);
- }
-
- return 0;
-
-err_nomem:
- e1000_free_desc_rings(adapter);
- return ret_val;
-}
-
-static void e1000_phy_disable_receiver(struct e1000_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 void e1000_phy_reset_clk_and_crs(struct e1000_adapter *adapter)
-{
- struct e1000_hw *hw = &adapter->hw;
- u16 phy_reg;
-
- /* Because we reset the PHY above, we need to re-force TX_CLK in the
- * Extended PHY Specific Control Register to 25MHz clock. This
- * value defaults back to a 2.5MHz clock when the PHY is reset.
- */
- e1000_read_phy_reg(hw, M88E1000_EXT_PHY_SPEC_CTRL, &phy_reg);
- phy_reg |= M88E1000_EPSCR_TX_CLK_25;
- e1000_write_phy_reg(hw,
- M88E1000_EXT_PHY_SPEC_CTRL, phy_reg);
-
- /* In addition, because of the s/w reset above, we need to enable
- * CRS on TX. This must be set for both full and half duplex
- * operation.
- */
- e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, &phy_reg);
- phy_reg |= M88E1000_PSCR_ASSERT_CRS_ON_TX;
- e1000_write_phy_reg(hw,
- M88E1000_PHY_SPEC_CTRL, phy_reg);
-}
-
-static int e1000_nonintegrated_phy_loopback(struct e1000_adapter *adapter)
-{
- struct e1000_hw *hw = &adapter->hw;
- u32 ctrl_reg;
- u16 phy_reg;
-
- /* Setup the Device Control Register for PHY loopback test. */
-
- ctrl_reg = er32(CTRL);
- ctrl_reg |= (E1000_CTRL_ILOS | /* Invert Loss-Of-Signal */
- 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 */
-
- ew32(CTRL, ctrl_reg);
-
- /* Read the PHY Specific Control Register (0x10) */
- e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, &phy_reg);
-
- /* Clear Auto-Crossover bits in PHY Specific Control Register
- * (bits 6:5).
- */
- phy_reg &= ~M88E1000_PSCR_AUTO_X_MODE;
- e1000_write_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, phy_reg);
-
- /* Perform software reset on the PHY */
- e1000_phy_reset(hw);
-
- /* Have to setup TX_CLK and TX_CRS after software reset */
- e1000_phy_reset_clk_and_crs(adapter);
-
- e1000_write_phy_reg(hw, PHY_CTRL, 0x8100);
-
- /* Wait for reset to complete. */
- udelay(500);
-
- /* Have to setup TX_CLK and TX_CRS after software reset */
- e1000_phy_reset_clk_and_crs(adapter);
-
- /* Write out to PHY registers 29 and 30 to disable the Receiver. */
- e1000_phy_disable_receiver(adapter);
-
- /* Set the loopback bit in the PHY control register. */
- e1000_read_phy_reg(hw, PHY_CTRL, &phy_reg);
- phy_reg |= MII_CR_LOOPBACK;
- e1000_write_phy_reg(hw, PHY_CTRL, phy_reg);
-
- /* Setup TX_CLK and TX_CRS one more time. */
- e1000_phy_reset_clk_and_crs(adapter);
-
- /* Check Phy Configuration */
- e1000_read_phy_reg(hw, PHY_CTRL, &phy_reg);
- if (phy_reg != 0x4100)
- return 9;
-
- e1000_read_phy_reg(hw, M88E1000_EXT_PHY_SPEC_CTRL, &phy_reg);
- if (phy_reg != 0x0070)
- return 10;
-
- e1000_read_phy_reg(hw, 29, &phy_reg);
- if (phy_reg != 0x001A)
- return 11;
-
- return 0;
-}
-
-static int e1000_integrated_phy_loopback(struct e1000_adapter *adapter)
-{
- struct e1000_hw *hw = &adapter->hw;
- u32 ctrl_reg = 0;
- u32 stat_reg = 0;
-
- hw->autoneg = false;
-
- if (hw->phy_type == e1000_phy_m88) {
- /* 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_CTRL, 0x9140);
- /* autoneg off */
- e1000_write_phy_reg(hw, PHY_CTRL, 0x8140);
- }
-
- ctrl_reg = er32(CTRL);
-
- /* force 1000, set loopback */
- e1000_write_phy_reg(hw, PHY_CTRL, 0x4140);
-
- /* Now set up the MAC to the same speed/duplex as the PHY. */
- ctrl_reg = er32(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->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 is half
- * duplex link is detected. */
- stat_reg = er32(STATUS);
- if ((stat_reg & E1000_STATUS_FD) == 0)
- ctrl_reg |= (E1000_CTRL_ILOS | E1000_CTRL_SLU);
- }
-
- ew32(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)
- e1000_phy_disable_receiver(adapter);
-
- udelay(500);
-
- return 0;
-}
-
-static int e1000_set_phy_loopback(struct e1000_adapter *adapter)
-{
- struct e1000_hw *hw = &adapter->hw;
- u16 phy_reg = 0;
- u16 count = 0;
-
- switch (hw->mac_type) {
- case e1000_82543:
- if (hw->media_type == e1000_media_type_copper) {
- /* Attempt to setup Loopback mode on Non-integrated PHY.
- * Some PHY registers get corrupted at random, so
- * attempt this 10 times.
- */
- while (e1000_nonintegrated_phy_loopback(adapter) &&
- count++ < 10);
- if (count < 11)
- return 0;
- }
- break;
-
- case e1000_82544:
- case e1000_82540:
- case e1000_82545:
- case e1000_82545_rev_3:
- case e1000_82546:
- case e1000_82546_rev_3:
- case e1000_82541:
- case e1000_82541_rev_2:
- case e1000_82547:
- case e1000_82547_rev_2:
- return e1000_integrated_phy_loopback(adapter);
- break;
- default:
- /* Default PHY loopback work is to read the MII
- * control register and assert bit 14 (loopback mode).
- */
- e1000_read_phy_reg(hw, PHY_CTRL, &phy_reg);
- phy_reg |= MII_CR_LOOPBACK;
- e1000_write_phy_reg(hw, PHY_CTRL, phy_reg);
- return 0;
- break;
- }
-
- return 8;
-}
-
-static int e1000_setup_loopback_test(struct e1000_adapter *adapter)
-{
- struct e1000_hw *hw = &adapter->hw;
- u32 rctl;
-
- if (hw->media_type == e1000_media_type_fiber ||
- hw->media_type == e1000_media_type_internal_serdes) {
- switch (hw->mac_type) {
- case e1000_82545:
- case e1000_82546:
- case e1000_82545_rev_3:
- case e1000_82546_rev_3:
- return e1000_set_phy_loopback(adapter);
- break;
- default:
- rctl = er32(RCTL);
- rctl |= E1000_RCTL_LBM_TCVR;
- ew32(RCTL, rctl);
- return 0;
- }
- } else if (hw->media_type == e1000_media_type_copper)
- return e1000_set_phy_loopback(adapter);
-
- return 7;
-}
-
-static void e1000_loopback_cleanup(struct e1000_adapter *adapter)
-{
- struct e1000_hw *hw = &adapter->hw;
- u32 rctl;
- u16 phy_reg;
-
- rctl = er32(RCTL);
- rctl &= ~(E1000_RCTL_LBM_TCVR | E1000_RCTL_LBM_MAC);
- ew32(RCTL, rctl);
-
- switch (hw->mac_type) {
- case e1000_82545:
- case e1000_82546:
- case e1000_82545_rev_3:
- case e1000_82546_rev_3:
- default:
- hw->autoneg = true;
- e1000_read_phy_reg(hw, PHY_CTRL, &phy_reg);
- if (phy_reg & MII_CR_LOOPBACK) {
- phy_reg &= ~MII_CR_LOOPBACK;
- e1000_write_phy_reg(hw, PHY_CTRL, phy_reg);
- e1000_phy_reset(hw);
- }
- break;
- }
-}
-
-static void e1000_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 e1000_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 e1000_run_loopback_test(struct e1000_adapter *adapter)
-{
- struct e1000_hw *hw = &adapter->hw;
- struct e1000_tx_ring *txdr = &adapter->test_tx_ring;
- struct e1000_rx_ring *rxdr = &adapter->test_rx_ring;
- struct pci_dev *pdev = adapter->pdev;
- int i, j, k, l, lc, good_cnt, ret_val=0;
- unsigned long time;
-
- ew32(RDT, rxdr->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 (rxdr->count <= txdr->count)
- lc = ((txdr->count / 64) * 2) + 1;
- else
- lc = ((rxdr->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 */
- e1000_create_lbtest_frame(txdr->buffer_info[i].skb,
- 1024);
- dma_sync_single_for_device(&pdev->dev,
- txdr->buffer_info[k].dma,
- txdr->buffer_info[k].length,
- DMA_TO_DEVICE);
- if (unlikely(++k == txdr->count)) k = 0;
- }
- ew32(TDT, k);
- E1000_WRITE_FLUSH();
- msleep(200);
- time = jiffies; /* set the start time for the receive */
- good_cnt = 0;
- do { /* receive the sent packets */
- dma_sync_single_for_cpu(&pdev->dev,
- rxdr->buffer_info[l].dma,
- rxdr->buffer_info[l].length,
- DMA_FROM_DEVICE);
-
- ret_val = e1000_check_lbtest_frame(
- rxdr->buffer_info[l].skb,
- 1024);
- if (!ret_val)
- good_cnt++;
- if (unlikely(++l == rxdr->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 + 2)) {
- ret_val = 14; /* error code for time out error */
- break;
- }
- } /* end loop count loop */
- return ret_val;
-}
-
-static int e1000_loopback_test(struct e1000_adapter *adapter, u64 *data)
-{
- *data = e1000_setup_desc_rings(adapter);
- if (*data)
- goto out;
- *data = e1000_setup_loopback_test(adapter);
- if (*data)
- goto err_loopback;
- *data = e1000_run_loopback_test(adapter);
- e1000_loopback_cleanup(adapter);
-
-err_loopback:
- e1000_free_desc_rings(adapter);
-out:
- return *data;
-}
-
-static int e1000_link_test(struct e1000_adapter *adapter, u64 *data)
-{
- struct e1000_hw *hw = &adapter->hw;
- *data = 0;
- if (hw->media_type == e1000_media_type_internal_serdes) {
- int i = 0;
- hw->serdes_has_link = false;
-
- /* On some blade server designs, link establishment
- * could take as long as 2-3 minutes */
- do {
- e1000_check_for_link(hw);
- if (hw->serdes_has_link)
- return *data;
- msleep(20);
- } while (i++ < 3750);
-
- *data = 1;
- } else {
- e1000_check_for_link(hw);
- if (hw->autoneg) /* if auto_neg is set wait for it */
- msleep(4000);
-
- if (!(er32(STATUS) & E1000_STATUS_LU)) {
- *data = 1;
- }
- }
- return *data;
-}
-
-static int e1000_get_sset_count(struct net_device *netdev, int sset)
-{
- switch (sset) {
- case ETH_SS_TEST:
- return E1000_TEST_LEN;
- case ETH_SS_STATS:
- return E1000_STATS_LEN;
- default:
- return -EOPNOTSUPP;
- }
-}
-
-static void e1000_diag_test(struct net_device *netdev,
- struct ethtool_test *eth_test, u64 *data)
-{
- struct e1000_adapter *adapter = netdev_priv(netdev);
- struct e1000_hw *hw = &adapter->hw;
- bool if_running = netif_running(netdev);
-
- set_bit(__E1000_TESTING, &adapter->flags);
- if (eth_test->flags == ETH_TEST_FL_OFFLINE) {
- /* Offline tests */
-
- /* save speed, duplex, autoneg settings */
- u16 autoneg_advertised = hw->autoneg_advertised;
- u8 forced_speed_duplex = hw->forced_speed_duplex;
- u8 autoneg = hw->autoneg;
-
- e_info(hw, "offline testing starting\n");
-
- /* Link test performed before hardware reset so autoneg doesn't
- * interfere with test result */
- if (e1000_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
- e1000_reset(adapter);
-
- if (e1000_reg_test(adapter, &data[0]))
- eth_test->flags |= ETH_TEST_FL_FAILED;
-
- e1000_reset(adapter);
- if (e1000_eeprom_test(adapter, &data[1]))
- eth_test->flags |= ETH_TEST_FL_FAILED;
-
- e1000_reset(adapter);
- if (e1000_intr_test(adapter, &data[2]))
- eth_test->flags |= ETH_TEST_FL_FAILED;
-
- e1000_reset(adapter);
- /* make sure the phy is powered up */
- e1000_power_up_phy(adapter);
- if (e1000_loopback_test(adapter, &data[3]))
- eth_test->flags |= ETH_TEST_FL_FAILED;
-
- /* restore speed, duplex, autoneg settings */
- hw->autoneg_advertised = autoneg_advertised;
- hw->forced_speed_duplex = forced_speed_duplex;
- hw->autoneg = autoneg;
-
- e1000_reset(adapter);
- clear_bit(__E1000_TESTING, &adapter->flags);
- if (if_running)
- dev_open(netdev);
- } else {
- e_info(hw, "online testing starting\n");
- /* Online tests */
- if (e1000_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(__E1000_TESTING, &adapter->flags);
- }
- msleep_interruptible(4 * 1000);
-}
-
-static int e1000_wol_exclusion(struct e1000_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_82542:
- case E1000_DEV_ID_82543GC_FIBER:
- case E1000_DEV_ID_82543GC_COPPER:
- case E1000_DEV_ID_82544EI_FIBER:
- case E1000_DEV_ID_82546EB_QUAD_COPPER:
- case E1000_DEV_ID_82545EM_FIBER:
- case E1000_DEV_ID_82545EM_COPPER:
- case E1000_DEV_ID_82546GB_QUAD_COPPER:
- case E1000_DEV_ID_82546GB_PCIE:
- /* these don't support WoL at all */
- wol->supported = 0;
- break;
- case E1000_DEV_ID_82546EB_FIBER:
- case E1000_DEV_ID_82546GB_FIBER:
- /* Wake events not supported on port B */
- if (er32(STATUS) & E1000_STATUS_FUNC_1) {
- wol->supported = 0;
- break;
- }
- /* return success for non excluded adapter ports */
- retval = 0;
- break;
- case E1000_DEV_ID_82546GB_QUAD_COPPER_KSP3:
- /* quad port adapters only support WoL on port A */
- if (!adapter->quad_port_a) {
- 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 (er32(STATUS) & E1000_STATUS_FUNC_1 &&
- !adapter->eeprom_wol) {
- wol->supported = 0;
- break;
- }
-
- retval = 0;
- }
-
- return retval;
-}
-
-static void e1000_get_wol(struct net_device *netdev,
- struct ethtool_wolinfo *wol)
-{
- struct e1000_adapter *adapter = netdev_priv(netdev);
- struct e1000_hw *hw = &adapter->hw;
-
- 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 (e1000_wol_exclusion(adapter, wol) ||
- !device_can_wakeup(&adapter->pdev->dev))
- return;
-
- /* apply any specific unsupported masks here */
- switch (hw->device_id) {
- case E1000_DEV_ID_82546GB_QUAD_COPPER_KSP3:
- /* KSP3 does not suppport UCAST wake-ups */
- wol->supported &= ~WAKE_UCAST;
-
- if (adapter->wol & E1000_WUFC_EX)
- e_err(drv, "Interface does not support directed "
- "(unicast) frame wake-up packets\n");
- break;
- 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;
-}
-
-static int e1000_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
-{
- struct e1000_adapter *adapter = netdev_priv(netdev);
- struct e1000_hw *hw = &adapter->hw;
-
- if (wol->wolopts & (WAKE_PHY | WAKE_ARP | WAKE_MAGICSECURE))
- return -EOPNOTSUPP;
-
- if (e1000_wol_exclusion(adapter, wol) ||
- !device_can_wakeup(&adapter->pdev->dev))
- return wol->wolopts ? -EOPNOTSUPP : 0;
-
- switch (hw->device_id) {
- case E1000_DEV_ID_82546GB_QUAD_COPPER_KSP3:
- if (wol->wolopts & WAKE_UCAST) {
- e_err(drv, "Interface does not support directed "
- "(unicast) frame wake-up packets\n");
- return -EOPNOTSUPP;
- }
- break;
- 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;
-
- device_set_wakeup_enable(&adapter->pdev->dev, adapter->wol);
-
- return 0;
-}
-
-static int e1000_set_phys_id(struct net_device *netdev,
- enum ethtool_phys_id_state state)
-{
- struct e1000_adapter *adapter = netdev_priv(netdev);
- struct e1000_hw *hw = &adapter->hw;
-
- switch (state) {
- case ETHTOOL_ID_ACTIVE:
- e1000_setup_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_cleanup_led(hw);
- }
-
- return 0;
-}
-
-static int e1000_get_coalesce(struct net_device *netdev,
- struct ethtool_coalesce *ec)
-{
- struct e1000_adapter *adapter = netdev_priv(netdev);
-
- if (adapter->hw.mac_type < e1000_82545)
- return -EOPNOTSUPP;
-
- if (adapter->itr_setting <= 4)
- ec->rx_coalesce_usecs = adapter->itr_setting;
- else
- ec->rx_coalesce_usecs = 1000000 / adapter->itr_setting;
-
- return 0;
-}
-
-static int e1000_set_coalesce(struct net_device *netdev,
- struct ethtool_coalesce *ec)
-{
- struct e1000_adapter *adapter = netdev_priv(netdev);
- struct e1000_hw *hw = &adapter->hw;
-
- if (hw->mac_type < e1000_82545)
- return -EOPNOTSUPP;
-
- if ((ec->rx_coalesce_usecs > E1000_MAX_ITR_USECS) ||
- ((ec->rx_coalesce_usecs > 4) &&
- (ec->rx_coalesce_usecs < E1000_MIN_ITR_USECS)) ||
- (ec->rx_coalesce_usecs == 2))
- return -EINVAL;
-
- if (ec->rx_coalesce_usecs == 4) {
- adapter->itr = adapter->itr_setting = 4;
- } else if (ec->rx_coalesce_usecs <= 3) {
- adapter->itr = 20000;
- adapter->itr_setting = ec->rx_coalesce_usecs;
- } else {
- adapter->itr = (1000000 / ec->rx_coalesce_usecs);
- adapter->itr_setting = adapter->itr & ~3;
- }
-
- if (adapter->itr_setting != 0)
- ew32(ITR, 1000000000 / (adapter->itr * 256));
- else
- ew32(ITR, 0);
-
- return 0;
-}
-
-static int e1000_nway_reset(struct net_device *netdev)
-{
- struct e1000_adapter *adapter = netdev_priv(netdev);
- if (netif_running(netdev))
- e1000_reinit_locked(adapter);
- return 0;
-}
-
-static void e1000_get_ethtool_stats(struct net_device *netdev,
- struct ethtool_stats *stats, u64 *data)
-{
- struct e1000_adapter *adapter = netdev_priv(netdev);
- int i;
- char *p = NULL;
-
- e1000_update_stats(adapter);
- for (i = 0; i < E1000_GLOBAL_STATS_LEN; i++) {
- switch (e1000_gstrings_stats[i].type) {
- case NETDEV_STATS:
- p = (char *) netdev +
- e1000_gstrings_stats[i].stat_offset;
- break;
- case E1000_STATS:
- p = (char *) adapter +
- e1000_gstrings_stats[i].stat_offset;
- break;
- }
-
- data[i] = (e1000_gstrings_stats[i].sizeof_stat ==
- sizeof(u64)) ? *(u64 *)p : *(u32 *)p;
- }
-/* BUG_ON(i != E1000_STATS_LEN); */
-}
-
-static void e1000_get_strings(struct net_device *netdev, u32 stringset,
- u8 *data)
-{
- u8 *p = data;
- int i;
-
- switch (stringset) {
- case ETH_SS_TEST:
- memcpy(data, *e1000_gstrings_test,
- sizeof(e1000_gstrings_test));
- break;
- case ETH_SS_STATS:
- for (i = 0; i < E1000_GLOBAL_STATS_LEN; i++) {
- memcpy(p, e1000_gstrings_stats[i].stat_string,
- ETH_GSTRING_LEN);
- p += ETH_GSTRING_LEN;
- }
-/* BUG_ON(p - data != E1000_STATS_LEN * ETH_GSTRING_LEN); */
- break;
- }
-}
-
-static const struct ethtool_ops e1000_ethtool_ops = {
- .get_settings = e1000_get_settings,
- .set_settings = e1000_set_settings,
- .get_drvinfo = e1000_get_drvinfo,
- .get_regs_len = e1000_get_regs_len,
- .get_regs = e1000_get_regs,
- .get_wol = e1000_get_wol,
- .set_wol = e1000_set_wol,
- .get_msglevel = e1000_get_msglevel,
- .set_msglevel = e1000_set_msglevel,
- .nway_reset = e1000_nway_reset,
- .get_link = e1000_get_link,
- .get_eeprom_len = e1000_get_eeprom_len,
- .get_eeprom = e1000_get_eeprom,
- .set_eeprom = e1000_set_eeprom,
- .get_ringparam = e1000_get_ringparam,
- .set_ringparam = e1000_set_ringparam,
- .get_pauseparam = e1000_get_pauseparam,
- .set_pauseparam = e1000_set_pauseparam,
- .self_test = e1000_diag_test,
- .get_strings = e1000_get_strings,
- .set_phys_id = e1000_set_phys_id,
- .get_ethtool_stats = e1000_get_ethtool_stats,
- .get_sset_count = e1000_get_sset_count,
- .get_coalesce = e1000_get_coalesce,
- .set_coalesce = e1000_set_coalesce,
-};
-
-void e1000_set_ethtool_ops(struct net_device *netdev)
-{
- SET_ETHTOOL_OPS(netdev, &e1000_ethtool_ops);
-}
git.openpandora.org / pandora-kernel.git / blobdiff