405 lines
11 KiB
C
405 lines
11 KiB
C
/*
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* Copyright(c) 2007 Atheros Corporation. All rights reserved.
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*
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* Derived from Intel e1000 driver
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* Copyright(c) 1999 - 2005 Intel Corporation. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the Free
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* Software Foundation; either version 2 of the License, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License along with
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* this program; if not, write to the Free Software Foundation, Inc., 59
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* Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*
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*/
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#include <linux/netdevice.h>
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#include <linux/ethtool.h>
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#include "atl1e.h"
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static int atl1e_get_settings(struct net_device *netdev,
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struct ethtool_cmd *ecmd)
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{
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struct atl1e_adapter *adapter = netdev_priv(netdev);
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struct atl1e_hw *hw = &adapter->hw;
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ecmd->supported = (SUPPORTED_10baseT_Half |
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SUPPORTED_10baseT_Full |
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SUPPORTED_100baseT_Half |
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SUPPORTED_100baseT_Full |
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SUPPORTED_Autoneg |
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SUPPORTED_TP);
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if (hw->nic_type == athr_l1e)
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ecmd->supported |= SUPPORTED_1000baseT_Full;
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ecmd->advertising = ADVERTISED_TP;
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ecmd->advertising |= ADVERTISED_Autoneg;
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ecmd->advertising |= hw->autoneg_advertised;
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ecmd->port = PORT_TP;
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ecmd->phy_address = 0;
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ecmd->transceiver = XCVR_INTERNAL;
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if (adapter->link_speed != SPEED_0) {
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ecmd->speed = adapter->link_speed;
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if (adapter->link_duplex == FULL_DUPLEX)
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ecmd->duplex = DUPLEX_FULL;
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else
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ecmd->duplex = DUPLEX_HALF;
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} else {
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ecmd->speed = -1;
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ecmd->duplex = -1;
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}
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ecmd->autoneg = AUTONEG_ENABLE;
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return 0;
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}
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static int atl1e_set_settings(struct net_device *netdev,
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struct ethtool_cmd *ecmd)
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{
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struct atl1e_adapter *adapter = netdev_priv(netdev);
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struct atl1e_hw *hw = &adapter->hw;
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while (test_and_set_bit(__AT_RESETTING, &adapter->flags))
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msleep(1);
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if (ecmd->autoneg == AUTONEG_ENABLE) {
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u16 adv4, adv9;
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if ((ecmd->advertising&ADVERTISE_1000_FULL)) {
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if (hw->nic_type == athr_l1e) {
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hw->autoneg_advertised =
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ecmd->advertising & AT_ADV_MASK;
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} else {
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clear_bit(__AT_RESETTING, &adapter->flags);
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return -EINVAL;
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}
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} else if (ecmd->advertising&ADVERTISE_1000_HALF) {
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clear_bit(__AT_RESETTING, &adapter->flags);
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return -EINVAL;
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} else {
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hw->autoneg_advertised =
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ecmd->advertising & AT_ADV_MASK;
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}
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ecmd->advertising = hw->autoneg_advertised |
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ADVERTISED_TP | ADVERTISED_Autoneg;
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adv4 = hw->mii_autoneg_adv_reg & ~MII_AR_SPEED_MASK;
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adv9 = hw->mii_1000t_ctrl_reg & ~MII_AT001_CR_1000T_SPEED_MASK;
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if (hw->autoneg_advertised & ADVERTISE_10_HALF)
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adv4 |= MII_AR_10T_HD_CAPS;
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if (hw->autoneg_advertised & ADVERTISE_10_FULL)
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adv4 |= MII_AR_10T_FD_CAPS;
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if (hw->autoneg_advertised & ADVERTISE_100_HALF)
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adv4 |= MII_AR_100TX_HD_CAPS;
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if (hw->autoneg_advertised & ADVERTISE_100_FULL)
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adv4 |= MII_AR_100TX_FD_CAPS;
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if (hw->autoneg_advertised & ADVERTISE_1000_FULL)
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adv9 |= MII_AT001_CR_1000T_FD_CAPS;
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if (adv4 != hw->mii_autoneg_adv_reg ||
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adv9 != hw->mii_1000t_ctrl_reg) {
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hw->mii_autoneg_adv_reg = adv4;
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hw->mii_1000t_ctrl_reg = adv9;
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hw->re_autoneg = true;
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}
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} else {
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clear_bit(__AT_RESETTING, &adapter->flags);
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return -EINVAL;
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}
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/* reset the link */
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if (netif_running(adapter->netdev)) {
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atl1e_down(adapter);
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atl1e_up(adapter);
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} else
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atl1e_reset_hw(&adapter->hw);
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clear_bit(__AT_RESETTING, &adapter->flags);
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return 0;
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}
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static u32 atl1e_get_tx_csum(struct net_device *netdev)
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{
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return (netdev->features & NETIF_F_HW_CSUM) != 0;
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}
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static u32 atl1e_get_msglevel(struct net_device *netdev)
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{
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#ifdef DBG
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return 1;
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#else
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return 0;
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#endif
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}
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static void atl1e_set_msglevel(struct net_device *netdev, u32 data)
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{
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}
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static int atl1e_get_regs_len(struct net_device *netdev)
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{
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return AT_REGS_LEN * sizeof(u32);
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}
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static void atl1e_get_regs(struct net_device *netdev,
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struct ethtool_regs *regs, void *p)
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{
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struct atl1e_adapter *adapter = netdev_priv(netdev);
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struct atl1e_hw *hw = &adapter->hw;
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u32 *regs_buff = p;
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u16 phy_data;
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memset(p, 0, AT_REGS_LEN * sizeof(u32));
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regs->version = (1 << 24) | (hw->revision_id << 16) | hw->device_id;
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regs_buff[0] = AT_READ_REG(hw, REG_VPD_CAP);
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regs_buff[1] = AT_READ_REG(hw, REG_SPI_FLASH_CTRL);
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regs_buff[2] = AT_READ_REG(hw, REG_SPI_FLASH_CONFIG);
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regs_buff[3] = AT_READ_REG(hw, REG_TWSI_CTRL);
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regs_buff[4] = AT_READ_REG(hw, REG_PCIE_DEV_MISC_CTRL);
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regs_buff[5] = AT_READ_REG(hw, REG_MASTER_CTRL);
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regs_buff[6] = AT_READ_REG(hw, REG_MANUAL_TIMER_INIT);
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regs_buff[7] = AT_READ_REG(hw, REG_IRQ_MODU_TIMER_INIT);
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regs_buff[8] = AT_READ_REG(hw, REG_GPHY_CTRL);
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regs_buff[9] = AT_READ_REG(hw, REG_CMBDISDMA_TIMER);
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regs_buff[10] = AT_READ_REG(hw, REG_IDLE_STATUS);
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regs_buff[11] = AT_READ_REG(hw, REG_MDIO_CTRL);
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regs_buff[12] = AT_READ_REG(hw, REG_SERDES_LOCK);
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regs_buff[13] = AT_READ_REG(hw, REG_MAC_CTRL);
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regs_buff[14] = AT_READ_REG(hw, REG_MAC_IPG_IFG);
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regs_buff[15] = AT_READ_REG(hw, REG_MAC_STA_ADDR);
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regs_buff[16] = AT_READ_REG(hw, REG_MAC_STA_ADDR+4);
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regs_buff[17] = AT_READ_REG(hw, REG_RX_HASH_TABLE);
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regs_buff[18] = AT_READ_REG(hw, REG_RX_HASH_TABLE+4);
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regs_buff[19] = AT_READ_REG(hw, REG_MAC_HALF_DUPLX_CTRL);
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regs_buff[20] = AT_READ_REG(hw, REG_MTU);
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regs_buff[21] = AT_READ_REG(hw, REG_WOL_CTRL);
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regs_buff[22] = AT_READ_REG(hw, REG_SRAM_TRD_ADDR);
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regs_buff[23] = AT_READ_REG(hw, REG_SRAM_TRD_LEN);
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regs_buff[24] = AT_READ_REG(hw, REG_SRAM_RXF_ADDR);
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regs_buff[25] = AT_READ_REG(hw, REG_SRAM_RXF_LEN);
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regs_buff[26] = AT_READ_REG(hw, REG_SRAM_TXF_ADDR);
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regs_buff[27] = AT_READ_REG(hw, REG_SRAM_TXF_LEN);
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regs_buff[28] = AT_READ_REG(hw, REG_SRAM_TCPH_ADDR);
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regs_buff[29] = AT_READ_REG(hw, REG_SRAM_PKTH_ADDR);
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atl1e_read_phy_reg(hw, MII_BMCR, &phy_data);
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regs_buff[73] = (u32)phy_data;
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atl1e_read_phy_reg(hw, MII_BMSR, &phy_data);
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regs_buff[74] = (u32)phy_data;
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}
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static int atl1e_get_eeprom_len(struct net_device *netdev)
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{
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struct atl1e_adapter *adapter = netdev_priv(netdev);
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if (!atl1e_check_eeprom_exist(&adapter->hw))
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return AT_EEPROM_LEN;
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else
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return 0;
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}
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static int atl1e_get_eeprom(struct net_device *netdev,
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struct ethtool_eeprom *eeprom, u8 *bytes)
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{
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struct atl1e_adapter *adapter = netdev_priv(netdev);
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struct atl1e_hw *hw = &adapter->hw;
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u32 *eeprom_buff;
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int first_dword, last_dword;
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int ret_val = 0;
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int i;
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if (eeprom->len == 0)
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return -EINVAL;
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if (atl1e_check_eeprom_exist(hw)) /* not exist */
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return -EINVAL;
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eeprom->magic = hw->vendor_id | (hw->device_id << 16);
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first_dword = eeprom->offset >> 2;
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last_dword = (eeprom->offset + eeprom->len - 1) >> 2;
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eeprom_buff = kmalloc(sizeof(u32) *
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(last_dword - first_dword + 1), GFP_KERNEL);
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if (eeprom_buff == NULL)
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return -ENOMEM;
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for (i = first_dword; i < last_dword; i++) {
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if (!atl1e_read_eeprom(hw, i * 4, &(eeprom_buff[i-first_dword]))) {
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kfree(eeprom_buff);
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return -EIO;
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}
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}
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memcpy(bytes, (u8 *)eeprom_buff + (eeprom->offset & 3),
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eeprom->len);
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kfree(eeprom_buff);
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return ret_val;
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}
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static int atl1e_set_eeprom(struct net_device *netdev,
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struct ethtool_eeprom *eeprom, u8 *bytes)
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{
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struct atl1e_adapter *adapter = netdev_priv(netdev);
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struct atl1e_hw *hw = &adapter->hw;
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u32 *eeprom_buff;
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u32 *ptr;
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int first_dword, last_dword;
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int ret_val = 0;
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int i;
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if (eeprom->len == 0)
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return -EOPNOTSUPP;
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if (eeprom->magic != (hw->vendor_id | (hw->device_id << 16)))
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return -EINVAL;
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first_dword = eeprom->offset >> 2;
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last_dword = (eeprom->offset + eeprom->len - 1) >> 2;
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eeprom_buff = kmalloc(AT_EEPROM_LEN, GFP_KERNEL);
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if (eeprom_buff == NULL)
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return -ENOMEM;
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ptr = (u32 *)eeprom_buff;
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if (eeprom->offset & 3) {
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/* need read/modify/write of first changed EEPROM word */
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/* only the second byte of the word is being modified */
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if (!atl1e_read_eeprom(hw, first_dword * 4, &(eeprom_buff[0]))) {
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ret_val = -EIO;
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goto out;
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}
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ptr++;
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}
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if (((eeprom->offset + eeprom->len) & 3)) {
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/* need read/modify/write of last changed EEPROM word */
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/* only the first byte of the word is being modified */
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if (!atl1e_read_eeprom(hw, last_dword * 4,
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&(eeprom_buff[last_dword - first_dword]))) {
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ret_val = -EIO;
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goto out;
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}
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}
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/* Device's eeprom is always little-endian, word addressable */
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memcpy(ptr, bytes, eeprom->len);
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for (i = 0; i < last_dword - first_dword + 1; i++) {
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if (!atl1e_write_eeprom(hw, ((first_dword + i) * 4),
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eeprom_buff[i])) {
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ret_val = -EIO;
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goto out;
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}
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}
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out:
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kfree(eeprom_buff);
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return ret_val;
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}
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static void atl1e_get_drvinfo(struct net_device *netdev,
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struct ethtool_drvinfo *drvinfo)
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{
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struct atl1e_adapter *adapter = netdev_priv(netdev);
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strncpy(drvinfo->driver, atl1e_driver_name, 32);
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strncpy(drvinfo->version, atl1e_driver_version, 32);
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strncpy(drvinfo->fw_version, "L1e", 32);
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strncpy(drvinfo->bus_info, pci_name(adapter->pdev), 32);
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drvinfo->n_stats = 0;
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drvinfo->testinfo_len = 0;
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drvinfo->regdump_len = atl1e_get_regs_len(netdev);
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drvinfo->eedump_len = atl1e_get_eeprom_len(netdev);
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}
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static void atl1e_get_wol(struct net_device *netdev,
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struct ethtool_wolinfo *wol)
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{
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struct atl1e_adapter *adapter = netdev_priv(netdev);
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wol->supported = WAKE_MAGIC | WAKE_PHY;
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wol->wolopts = 0;
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if (adapter->wol & AT_WUFC_EX)
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wol->wolopts |= WAKE_UCAST;
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if (adapter->wol & AT_WUFC_MC)
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wol->wolopts |= WAKE_MCAST;
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if (adapter->wol & AT_WUFC_BC)
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wol->wolopts |= WAKE_BCAST;
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if (adapter->wol & AT_WUFC_MAG)
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wol->wolopts |= WAKE_MAGIC;
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if (adapter->wol & AT_WUFC_LNKC)
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wol->wolopts |= WAKE_PHY;
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return;
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}
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static int atl1e_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
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{
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struct atl1e_adapter *adapter = netdev_priv(netdev);
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if (wol->wolopts & (WAKE_ARP | WAKE_MAGICSECURE |
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WAKE_UCAST | WAKE_MCAST | WAKE_BCAST))
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return -EOPNOTSUPP;
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/* these settings will always override what we currently have */
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adapter->wol = 0;
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if (wol->wolopts & WAKE_MAGIC)
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adapter->wol |= AT_WUFC_MAG;
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if (wol->wolopts & WAKE_PHY)
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adapter->wol |= AT_WUFC_LNKC;
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return 0;
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}
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static int atl1e_nway_reset(struct net_device *netdev)
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{
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struct atl1e_adapter *adapter = netdev_priv(netdev);
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if (netif_running(netdev))
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atl1e_reinit_locked(adapter);
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return 0;
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}
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static struct ethtool_ops atl1e_ethtool_ops = {
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.get_settings = atl1e_get_settings,
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.set_settings = atl1e_set_settings,
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.get_drvinfo = atl1e_get_drvinfo,
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.get_regs_len = atl1e_get_regs_len,
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.get_regs = atl1e_get_regs,
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.get_wol = atl1e_get_wol,
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.set_wol = atl1e_set_wol,
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.get_msglevel = atl1e_get_msglevel,
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.set_msglevel = atl1e_set_msglevel,
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.nway_reset = atl1e_nway_reset,
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.get_link = ethtool_op_get_link,
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.get_eeprom_len = atl1e_get_eeprom_len,
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.get_eeprom = atl1e_get_eeprom,
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.set_eeprom = atl1e_set_eeprom,
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.get_tx_csum = atl1e_get_tx_csum,
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.get_sg = ethtool_op_get_sg,
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.set_sg = ethtool_op_set_sg,
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#ifdef NETIF_F_TSO
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.get_tso = ethtool_op_get_tso,
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#endif
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};
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void atl1e_set_ethtool_ops(struct net_device *netdev)
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{
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SET_ETHTOOL_OPS(netdev, &atl1e_ethtool_ops);
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}
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