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path: root/drivers/net/ethernet/atheros/atl1e/atl1e_ethtool.c
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Diffstat (limited to 'drivers/net/ethernet/atheros/atl1e/atl1e_ethtool.c')
-rw-r--r--drivers/net/ethernet/atheros/atl1e/atl1e_ethtool.c390
1 files changed, 390 insertions, 0 deletions
diff --git a/drivers/net/ethernet/atheros/atl1e/atl1e_ethtool.c b/drivers/net/ethernet/atheros/atl1e/atl1e_ethtool.c
new file mode 100644
index 000000000000..6269438d365f
--- /dev/null
+++ b/drivers/net/ethernet/atheros/atl1e/atl1e_ethtool.c
@@ -0,0 +1,390 @@
+/*
+ * Copyright(c) 2007 Atheros Corporation. All rights reserved.
+ *
+ * Derived from Intel e1000 driver
+ * Copyright(c) 1999 - 2005 Intel Corporation. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the Free
+ * Software Foundation; either version 2 of the License, or (at your option)
+ * any later version.
+ *
+ * This program is distributed in the hope that 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., 59
+ * Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ *
+ */
+
+#include <linux/netdevice.h>
+#include <linux/ethtool.h>
+#include <linux/slab.h>
+
+#include "atl1e.h"
+
+static int atl1e_get_settings(struct net_device *netdev,
+ struct ethtool_cmd *ecmd)
+{
+ struct atl1e_adapter *adapter = netdev_priv(netdev);
+ struct atl1e_hw *hw = &adapter->hw;
+
+ ecmd->supported = (SUPPORTED_10baseT_Half |
+ SUPPORTED_10baseT_Full |
+ SUPPORTED_100baseT_Half |
+ SUPPORTED_100baseT_Full |
+ SUPPORTED_Autoneg |
+ SUPPORTED_TP);
+ if (hw->nic_type == athr_l1e)
+ ecmd->supported |= SUPPORTED_1000baseT_Full;
+
+ ecmd->advertising = ADVERTISED_TP;
+
+ ecmd->advertising |= ADVERTISED_Autoneg;
+ ecmd->advertising |= hw->autoneg_advertised;
+
+ ecmd->port = PORT_TP;
+ ecmd->phy_address = 0;
+ ecmd->transceiver = XCVR_INTERNAL;
+
+ if (adapter->link_speed != SPEED_0) {
+ ethtool_cmd_speed_set(ecmd, adapter->link_speed);
+ 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 = AUTONEG_ENABLE;
+ return 0;
+}
+
+static int atl1e_set_settings(struct net_device *netdev,
+ struct ethtool_cmd *ecmd)
+{
+ struct atl1e_adapter *adapter = netdev_priv(netdev);
+ struct atl1e_hw *hw = &adapter->hw;
+
+ while (test_and_set_bit(__AT_RESETTING, &adapter->flags))
+ msleep(1);
+
+ if (ecmd->autoneg == AUTONEG_ENABLE) {
+ u16 adv4, adv9;
+
+ if ((ecmd->advertising&ADVERTISE_1000_FULL)) {
+ if (hw->nic_type == athr_l1e) {
+ hw->autoneg_advertised =
+ ecmd->advertising & AT_ADV_MASK;
+ } else {
+ clear_bit(__AT_RESETTING, &adapter->flags);
+ return -EINVAL;
+ }
+ } else if (ecmd->advertising&ADVERTISE_1000_HALF) {
+ clear_bit(__AT_RESETTING, &adapter->flags);
+ return -EINVAL;
+ } else {
+ hw->autoneg_advertised =
+ ecmd->advertising & AT_ADV_MASK;
+ }
+ ecmd->advertising = hw->autoneg_advertised |
+ ADVERTISED_TP | ADVERTISED_Autoneg;
+
+ adv4 = hw->mii_autoneg_adv_reg & ~ADVERTISE_ALL;
+ adv9 = hw->mii_1000t_ctrl_reg & ~MII_AT001_CR_1000T_SPEED_MASK;
+ if (hw->autoneg_advertised & ADVERTISE_10_HALF)
+ adv4 |= ADVERTISE_10HALF;
+ if (hw->autoneg_advertised & ADVERTISE_10_FULL)
+ adv4 |= ADVERTISE_10FULL;
+ if (hw->autoneg_advertised & ADVERTISE_100_HALF)
+ adv4 |= ADVERTISE_100HALF;
+ if (hw->autoneg_advertised & ADVERTISE_100_FULL)
+ adv4 |= ADVERTISE_100FULL;
+ if (hw->autoneg_advertised & ADVERTISE_1000_FULL)
+ adv9 |= ADVERTISE_1000FULL;
+
+ if (adv4 != hw->mii_autoneg_adv_reg ||
+ adv9 != hw->mii_1000t_ctrl_reg) {
+ hw->mii_autoneg_adv_reg = adv4;
+ hw->mii_1000t_ctrl_reg = adv9;
+ hw->re_autoneg = true;
+ }
+
+ } else {
+ clear_bit(__AT_RESETTING, &adapter->flags);
+ return -EINVAL;
+ }
+
+ /* reset the link */
+
+ if (netif_running(adapter->netdev)) {
+ atl1e_down(adapter);
+ atl1e_up(adapter);
+ } else
+ atl1e_reset_hw(&adapter->hw);
+
+ clear_bit(__AT_RESETTING, &adapter->flags);
+ return 0;
+}
+
+static u32 atl1e_get_msglevel(struct net_device *netdev)
+{
+#ifdef DBG
+ return 1;
+#else
+ return 0;
+#endif
+}
+
+static int atl1e_get_regs_len(struct net_device *netdev)
+{
+ return AT_REGS_LEN * sizeof(u32);
+}
+
+static void atl1e_get_regs(struct net_device *netdev,
+ struct ethtool_regs *regs, void *p)
+{
+ struct atl1e_adapter *adapter = netdev_priv(netdev);
+ struct atl1e_hw *hw = &adapter->hw;
+ u32 *regs_buff = p;
+ u16 phy_data;
+
+ memset(p, 0, AT_REGS_LEN * sizeof(u32));
+
+ regs->version = (1 << 24) | (hw->revision_id << 16) | hw->device_id;
+
+ regs_buff[0] = AT_READ_REG(hw, REG_VPD_CAP);
+ regs_buff[1] = AT_READ_REG(hw, REG_SPI_FLASH_CTRL);
+ regs_buff[2] = AT_READ_REG(hw, REG_SPI_FLASH_CONFIG);
+ regs_buff[3] = AT_READ_REG(hw, REG_TWSI_CTRL);
+ regs_buff[4] = AT_READ_REG(hw, REG_PCIE_DEV_MISC_CTRL);
+ regs_buff[5] = AT_READ_REG(hw, REG_MASTER_CTRL);
+ regs_buff[6] = AT_READ_REG(hw, REG_MANUAL_TIMER_INIT);
+ regs_buff[7] = AT_READ_REG(hw, REG_IRQ_MODU_TIMER_INIT);
+ regs_buff[8] = AT_READ_REG(hw, REG_GPHY_CTRL);
+ regs_buff[9] = AT_READ_REG(hw, REG_CMBDISDMA_TIMER);
+ regs_buff[10] = AT_READ_REG(hw, REG_IDLE_STATUS);
+ regs_buff[11] = AT_READ_REG(hw, REG_MDIO_CTRL);
+ regs_buff[12] = AT_READ_REG(hw, REG_SERDES_LOCK);
+ regs_buff[13] = AT_READ_REG(hw, REG_MAC_CTRL);
+ regs_buff[14] = AT_READ_REG(hw, REG_MAC_IPG_IFG);
+ regs_buff[15] = AT_READ_REG(hw, REG_MAC_STA_ADDR);
+ regs_buff[16] = AT_READ_REG(hw, REG_MAC_STA_ADDR+4);
+ regs_buff[17] = AT_READ_REG(hw, REG_RX_HASH_TABLE);
+ regs_buff[18] = AT_READ_REG(hw, REG_RX_HASH_TABLE+4);
+ regs_buff[19] = AT_READ_REG(hw, REG_MAC_HALF_DUPLX_CTRL);
+ regs_buff[20] = AT_READ_REG(hw, REG_MTU);
+ regs_buff[21] = AT_READ_REG(hw, REG_WOL_CTRL);
+ regs_buff[22] = AT_READ_REG(hw, REG_SRAM_TRD_ADDR);
+ regs_buff[23] = AT_READ_REG(hw, REG_SRAM_TRD_LEN);
+ regs_buff[24] = AT_READ_REG(hw, REG_SRAM_RXF_ADDR);
+ regs_buff[25] = AT_READ_REG(hw, REG_SRAM_RXF_LEN);
+ regs_buff[26] = AT_READ_REG(hw, REG_SRAM_TXF_ADDR);
+ regs_buff[27] = AT_READ_REG(hw, REG_SRAM_TXF_LEN);
+ regs_buff[28] = AT_READ_REG(hw, REG_SRAM_TCPH_ADDR);
+ regs_buff[29] = AT_READ_REG(hw, REG_SRAM_PKTH_ADDR);
+
+ atl1e_read_phy_reg(hw, MII_BMCR, &phy_data);
+ regs_buff[73] = (u32)phy_data;
+ atl1e_read_phy_reg(hw, MII_BMSR, &phy_data);
+ regs_buff[74] = (u32)phy_data;
+}
+
+static int atl1e_get_eeprom_len(struct net_device *netdev)
+{
+ struct atl1e_adapter *adapter = netdev_priv(netdev);
+
+ if (!atl1e_check_eeprom_exist(&adapter->hw))
+ return AT_EEPROM_LEN;
+ else
+ return 0;
+}
+
+static int atl1e_get_eeprom(struct net_device *netdev,
+ struct ethtool_eeprom *eeprom, u8 *bytes)
+{
+ struct atl1e_adapter *adapter = netdev_priv(netdev);
+ struct atl1e_hw *hw = &adapter->hw;
+ u32 *eeprom_buff;
+ int first_dword, last_dword;
+ int ret_val = 0;
+ int i;
+
+ if (eeprom->len == 0)
+ return -EINVAL;
+
+ if (atl1e_check_eeprom_exist(hw)) /* not exist */
+ return -EINVAL;
+
+ eeprom->magic = hw->vendor_id | (hw->device_id << 16);
+
+ first_dword = eeprom->offset >> 2;
+ last_dword = (eeprom->offset + eeprom->len - 1) >> 2;
+
+ eeprom_buff = kmalloc(sizeof(u32) *
+ (last_dword - first_dword + 1), GFP_KERNEL);
+ if (eeprom_buff == NULL)
+ return -ENOMEM;
+
+ for (i = first_dword; i < last_dword; i++) {
+ if (!atl1e_read_eeprom(hw, i * 4, &(eeprom_buff[i-first_dword]))) {
+ kfree(eeprom_buff);
+ return -EIO;
+ }
+ }
+
+ memcpy(bytes, (u8 *)eeprom_buff + (eeprom->offset & 3),
+ eeprom->len);
+ kfree(eeprom_buff);
+
+ return ret_val;
+}
+
+static int atl1e_set_eeprom(struct net_device *netdev,
+ struct ethtool_eeprom *eeprom, u8 *bytes)
+{
+ struct atl1e_adapter *adapter = netdev_priv(netdev);
+ struct atl1e_hw *hw = &adapter->hw;
+ u32 *eeprom_buff;
+ u32 *ptr;
+ int first_dword, last_dword;
+ int ret_val = 0;
+ int i;
+
+ if (eeprom->len == 0)
+ return -EOPNOTSUPP;
+
+ if (eeprom->magic != (hw->vendor_id | (hw->device_id << 16)))
+ return -EINVAL;
+
+ first_dword = eeprom->offset >> 2;
+ last_dword = (eeprom->offset + eeprom->len - 1) >> 2;
+ eeprom_buff = kmalloc(AT_EEPROM_LEN, GFP_KERNEL);
+ if (eeprom_buff == NULL)
+ return -ENOMEM;
+
+ ptr = (u32 *)eeprom_buff;
+
+ if (eeprom->offset & 3) {
+ /* need read/modify/write of first changed EEPROM word */
+ /* only the second byte of the word is being modified */
+ if (!atl1e_read_eeprom(hw, first_dword * 4, &(eeprom_buff[0]))) {
+ ret_val = -EIO;
+ goto out;
+ }
+ ptr++;
+ }
+ if (((eeprom->offset + eeprom->len) & 3)) {
+ /* need read/modify/write of last changed EEPROM word */
+ /* only the first byte of the word is being modified */
+
+ if (!atl1e_read_eeprom(hw, last_dword * 4,
+ &(eeprom_buff[last_dword - first_dword]))) {
+ ret_val = -EIO;
+ goto out;
+ }
+ }
+
+ /* Device's eeprom is always little-endian, word addressable */
+ memcpy(ptr, bytes, eeprom->len);
+
+ for (i = 0; i < last_dword - first_dword + 1; i++) {
+ if (!atl1e_write_eeprom(hw, ((first_dword + i) * 4),
+ eeprom_buff[i])) {
+ ret_val = -EIO;
+ goto out;
+ }
+ }
+out:
+ kfree(eeprom_buff);
+ return ret_val;
+}
+
+static void atl1e_get_drvinfo(struct net_device *netdev,
+ struct ethtool_drvinfo *drvinfo)
+{
+ struct atl1e_adapter *adapter = netdev_priv(netdev);
+
+ strncpy(drvinfo->driver, atl1e_driver_name, 32);
+ strncpy(drvinfo->version, atl1e_driver_version, 32);
+ strncpy(drvinfo->fw_version, "L1e", 32);
+ strncpy(drvinfo->bus_info, pci_name(adapter->pdev), 32);
+ drvinfo->n_stats = 0;
+ drvinfo->testinfo_len = 0;
+ drvinfo->regdump_len = atl1e_get_regs_len(netdev);
+ drvinfo->eedump_len = atl1e_get_eeprom_len(netdev);
+}
+
+static void atl1e_get_wol(struct net_device *netdev,
+ struct ethtool_wolinfo *wol)
+{
+ struct atl1e_adapter *adapter = netdev_priv(netdev);
+
+ wol->supported = WAKE_MAGIC | WAKE_PHY;
+ wol->wolopts = 0;
+
+ if (adapter->wol & AT_WUFC_EX)
+ wol->wolopts |= WAKE_UCAST;
+ if (adapter->wol & AT_WUFC_MC)
+ wol->wolopts |= WAKE_MCAST;
+ if (adapter->wol & AT_WUFC_BC)
+ wol->wolopts |= WAKE_BCAST;
+ if (adapter->wol & AT_WUFC_MAG)
+ wol->wolopts |= WAKE_MAGIC;
+ if (adapter->wol & AT_WUFC_LNKC)
+ wol->wolopts |= WAKE_PHY;
+}
+
+static int atl1e_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
+{
+ struct atl1e_adapter *adapter = netdev_priv(netdev);
+
+ if (wol->wolopts & (WAKE_ARP | WAKE_MAGICSECURE |
+ WAKE_UCAST | WAKE_MCAST | WAKE_BCAST))
+ return -EOPNOTSUPP;
+ /* these settings will always override what we currently have */
+ adapter->wol = 0;
+
+ if (wol->wolopts & WAKE_MAGIC)
+ adapter->wol |= AT_WUFC_MAG;
+ if (wol->wolopts & WAKE_PHY)
+ adapter->wol |= AT_WUFC_LNKC;
+
+ device_set_wakeup_enable(&adapter->pdev->dev, adapter->wol);
+
+ return 0;
+}
+
+static int atl1e_nway_reset(struct net_device *netdev)
+{
+ struct atl1e_adapter *adapter = netdev_priv(netdev);
+ if (netif_running(netdev))
+ atl1e_reinit_locked(adapter);
+ return 0;
+}
+
+static const struct ethtool_ops atl1e_ethtool_ops = {
+ .get_settings = atl1e_get_settings,
+ .set_settings = atl1e_set_settings,
+ .get_drvinfo = atl1e_get_drvinfo,
+ .get_regs_len = atl1e_get_regs_len,
+ .get_regs = atl1e_get_regs,
+ .get_wol = atl1e_get_wol,
+ .set_wol = atl1e_set_wol,
+ .get_msglevel = atl1e_get_msglevel,
+ .nway_reset = atl1e_nway_reset,
+ .get_link = ethtool_op_get_link,
+ .get_eeprom_len = atl1e_get_eeprom_len,
+ .get_eeprom = atl1e_get_eeprom,
+ .set_eeprom = atl1e_set_eeprom,
+};
+
+void atl1e_set_ethtool_ops(struct net_device *netdev)
+{
+ SET_ETHTOOL_OPS(netdev, &atl1e_ethtool_ops);
+}
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-18 22:25:30 +0000