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382 lines
10 KiB
382 lines
10 KiB
// SPDX-License-Identifier: GPL-2.0-or-later |
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/* |
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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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#include <linux/netdevice.h> |
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#include <linux/ethtool.h> |
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#include <linux/slab.h> |
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#include "atl1e.h" |
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static int atl1e_get_link_ksettings(struct net_device *netdev, |
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struct ethtool_link_ksettings *cmd) |
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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 supported, advertising; |
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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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supported |= SUPPORTED_1000baseT_Full; |
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advertising = ADVERTISED_TP; |
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advertising |= ADVERTISED_Autoneg; |
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advertising |= hw->autoneg_advertised; |
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cmd->base.port = PORT_TP; |
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cmd->base.phy_address = 0; |
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if (adapter->link_speed != SPEED_0) { |
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cmd->base.speed = adapter->link_speed; |
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if (adapter->link_duplex == FULL_DUPLEX) |
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cmd->base.duplex = DUPLEX_FULL; |
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else |
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cmd->base.duplex = DUPLEX_HALF; |
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} else { |
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cmd->base.speed = SPEED_UNKNOWN; |
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cmd->base.duplex = DUPLEX_UNKNOWN; |
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} |
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cmd->base.autoneg = AUTONEG_ENABLE; |
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ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.supported, |
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supported); |
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ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.advertising, |
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advertising); |
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return 0; |
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} |
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static int atl1e_set_link_ksettings(struct net_device *netdev, |
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const struct ethtool_link_ksettings *cmd) |
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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 advertising; |
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ethtool_convert_link_mode_to_legacy_u32(&advertising, |
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cmd->link_modes.advertising); |
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while (test_and_set_bit(__AT_RESETTING, &adapter->flags)) |
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msleep(1); |
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if (cmd->base.autoneg == AUTONEG_ENABLE) { |
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u16 adv4, adv9; |
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if (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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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 (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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advertising & AT_ADV_MASK; |
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} |
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advertising = hw->autoneg_advertised | |
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ADVERTISED_TP | ADVERTISED_Autoneg; |
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adv4 = hw->mii_autoneg_adv_reg & ~ADVERTISE_ALL; |
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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 |= ADVERTISE_10HALF; |
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if (hw->autoneg_advertised & ADVERTISE_10_FULL) |
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adv4 |= ADVERTISE_10FULL; |
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if (hw->autoneg_advertised & ADVERTISE_100_HALF) |
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adv4 |= ADVERTISE_100HALF; |
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if (hw->autoneg_advertised & ADVERTISE_100_FULL) |
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adv4 |= ADVERTISE_100FULL; |
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if (hw->autoneg_advertised & ADVERTISE_1000_FULL) |
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adv9 |= ADVERTISE_1000FULL; |
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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_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 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_array(last_dword - first_dword + 1, sizeof(u32), |
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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 = 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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strlcpy(drvinfo->driver, atl1e_driver_name, sizeof(drvinfo->driver)); |
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strlcpy(drvinfo->fw_version, "L1e", sizeof(drvinfo->fw_version)); |
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strlcpy(drvinfo->bus_info, pci_name(adapter->pdev), |
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sizeof(drvinfo->bus_info)); |
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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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} |
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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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device_set_wakeup_enable(&adapter->pdev->dev, adapter->wol); |
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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 const struct ethtool_ops atl1e_ethtool_ops = { |
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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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.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_link_ksettings = atl1e_get_link_ksettings, |
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.set_link_ksettings = atl1e_set_link_ksettings, |
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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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netdev->ethtool_ops = &atl1e_ethtool_ops; |
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}
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