/* SPDX-License-Identifier: GPL-2.0+ */
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/* Copyright (C) 2018 Microchip Technology Inc. */
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#include <linux/netdevice.h>
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#include <linux/net_tstamp.h>
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#include <linux/pci.h>
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#include <linux/phy.h>
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#include "lan743x_main.h"
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#include "lan743x_ethtool.h"
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/* eeprom */
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#define LAN743X_EEPROM_MAGIC (0x74A5)
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#define LAN743X_OTP_MAGIC (0x74F3)
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#define EEPROM_INDICATOR_1 (0xA5)
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#define EEPROM_INDICATOR_2 (0xAA)
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#define EEPROM_MAC_OFFSET (0x01)
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#define MAX_EEPROM_SIZE (512)
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#define MAX_OTP_SIZE (1024)
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#define OTP_INDICATOR_1 (0xF3)
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#define OTP_INDICATOR_2 (0xF7)
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static int lan743x_otp_power_up(struct lan743x_adapter *adapter)
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{
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u32 reg_value;
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reg_value = lan743x_csr_read(adapter, OTP_PWR_DN);
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if (reg_value & OTP_PWR_DN_PWRDN_N_) {
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/* clear it and wait to be cleared */
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reg_value &= ~OTP_PWR_DN_PWRDN_N_;
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lan743x_csr_write(adapter, OTP_PWR_DN, reg_value);
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usleep_range(100, 20000);
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}
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return 0;
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}
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static void lan743x_otp_power_down(struct lan743x_adapter *adapter)
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{
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u32 reg_value;
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reg_value = lan743x_csr_read(adapter, OTP_PWR_DN);
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if (!(reg_value & OTP_PWR_DN_PWRDN_N_)) {
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/* set power down bit */
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reg_value |= OTP_PWR_DN_PWRDN_N_;
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lan743x_csr_write(adapter, OTP_PWR_DN, reg_value);
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}
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}
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static void lan743x_otp_set_address(struct lan743x_adapter *adapter,
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u32 address)
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{
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lan743x_csr_write(adapter, OTP_ADDR_HIGH, (address >> 8) & 0x03);
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lan743x_csr_write(adapter, OTP_ADDR_LOW, address & 0xFF);
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}
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static void lan743x_otp_read_go(struct lan743x_adapter *adapter)
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{
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lan743x_csr_write(adapter, OTP_FUNC_CMD, OTP_FUNC_CMD_READ_);
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lan743x_csr_write(adapter, OTP_CMD_GO, OTP_CMD_GO_GO_);
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}
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static int lan743x_otp_wait_till_not_busy(struct lan743x_adapter *adapter)
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{
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unsigned long timeout;
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u32 reg_val;
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timeout = jiffies + HZ;
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do {
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if (time_after(jiffies, timeout)) {
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netif_warn(adapter, drv, adapter->netdev,
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"Timeout on OTP_STATUS completion\n");
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return -EIO;
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}
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udelay(1);
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reg_val = lan743x_csr_read(adapter, OTP_STATUS);
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} while (reg_val & OTP_STATUS_BUSY_);
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return 0;
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}
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static int lan743x_otp_read(struct lan743x_adapter *adapter, u32 offset,
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u32 length, u8 *data)
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{
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int ret;
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int i;
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if (offset + length > MAX_OTP_SIZE)
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return -EINVAL;
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ret = lan743x_otp_power_up(adapter);
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if (ret < 0)
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return ret;
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ret = lan743x_otp_wait_till_not_busy(adapter);
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if (ret < 0)
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return ret;
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for (i = 0; i < length; i++) {
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lan743x_otp_set_address(adapter, offset + i);
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lan743x_otp_read_go(adapter);
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ret = lan743x_otp_wait_till_not_busy(adapter);
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if (ret < 0)
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return ret;
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data[i] = lan743x_csr_read(adapter, OTP_READ_DATA);
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}
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lan743x_otp_power_down(adapter);
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return 0;
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}
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static int lan743x_otp_write(struct lan743x_adapter *adapter, u32 offset,
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u32 length, u8 *data)
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{
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int ret;
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int i;
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if (offset + length > MAX_OTP_SIZE)
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return -EINVAL;
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ret = lan743x_otp_power_up(adapter);
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if (ret < 0)
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return ret;
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ret = lan743x_otp_wait_till_not_busy(adapter);
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if (ret < 0)
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return ret;
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/* set to BYTE program mode */
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lan743x_csr_write(adapter, OTP_PRGM_MODE, OTP_PRGM_MODE_BYTE_);
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for (i = 0; i < length; i++) {
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lan743x_otp_set_address(adapter, offset + i);
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lan743x_csr_write(adapter, OTP_PRGM_DATA, data[i]);
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lan743x_csr_write(adapter, OTP_TST_CMD, OTP_TST_CMD_PRGVRFY_);
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lan743x_csr_write(adapter, OTP_CMD_GO, OTP_CMD_GO_GO_);
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ret = lan743x_otp_wait_till_not_busy(adapter);
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if (ret < 0)
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return ret;
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}
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lan743x_otp_power_down(adapter);
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return 0;
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}
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static int lan743x_eeprom_wait(struct lan743x_adapter *adapter)
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{
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unsigned long start_time = jiffies;
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u32 val;
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do {
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val = lan743x_csr_read(adapter, E2P_CMD);
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if (!(val & E2P_CMD_EPC_BUSY_) ||
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(val & E2P_CMD_EPC_TIMEOUT_))
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break;
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usleep_range(40, 100);
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} while (!time_after(jiffies, start_time + HZ));
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if (val & (E2P_CMD_EPC_TIMEOUT_ | E2P_CMD_EPC_BUSY_)) {
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netif_warn(adapter, drv, adapter->netdev,
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"EEPROM read operation timeout\n");
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return -EIO;
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}
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return 0;
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}
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static int lan743x_eeprom_confirm_not_busy(struct lan743x_adapter *adapter)
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{
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unsigned long start_time = jiffies;
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u32 val;
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do {
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val = lan743x_csr_read(adapter, E2P_CMD);
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if (!(val & E2P_CMD_EPC_BUSY_))
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return 0;
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usleep_range(40, 100);
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} while (!time_after(jiffies, start_time + HZ));
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netif_warn(adapter, drv, adapter->netdev, "EEPROM is busy\n");
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return -EIO;
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}
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static int lan743x_eeprom_read(struct lan743x_adapter *adapter,
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u32 offset, u32 length, u8 *data)
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{
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int retval;
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u32 val;
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int i;
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if (offset + length > MAX_EEPROM_SIZE)
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return -EINVAL;
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retval = lan743x_eeprom_confirm_not_busy(adapter);
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if (retval)
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return retval;
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for (i = 0; i < length; i++) {
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val = E2P_CMD_EPC_BUSY_ | E2P_CMD_EPC_CMD_READ_;
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val |= (offset & E2P_CMD_EPC_ADDR_MASK_);
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lan743x_csr_write(adapter, E2P_CMD, val);
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retval = lan743x_eeprom_wait(adapter);
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if (retval < 0)
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return retval;
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val = lan743x_csr_read(adapter, E2P_DATA);
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data[i] = val & 0xFF;
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offset++;
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}
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return 0;
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}
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static int lan743x_eeprom_write(struct lan743x_adapter *adapter,
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u32 offset, u32 length, u8 *data)
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{
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int retval;
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u32 val;
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int i;
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if (offset + length > MAX_EEPROM_SIZE)
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return -EINVAL;
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retval = lan743x_eeprom_confirm_not_busy(adapter);
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if (retval)
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return retval;
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/* Issue write/erase enable command */
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val = E2P_CMD_EPC_BUSY_ | E2P_CMD_EPC_CMD_EWEN_;
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lan743x_csr_write(adapter, E2P_CMD, val);
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retval = lan743x_eeprom_wait(adapter);
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if (retval < 0)
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return retval;
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for (i = 0; i < length; i++) {
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/* Fill data register */
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val = data[i];
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lan743x_csr_write(adapter, E2P_DATA, val);
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/* Send "write" command */
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val = E2P_CMD_EPC_BUSY_ | E2P_CMD_EPC_CMD_WRITE_;
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val |= (offset & E2P_CMD_EPC_ADDR_MASK_);
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lan743x_csr_write(adapter, E2P_CMD, val);
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retval = lan743x_eeprom_wait(adapter);
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if (retval < 0)
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return retval;
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offset++;
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}
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return 0;
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}
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static void lan743x_ethtool_get_drvinfo(struct net_device *netdev,
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struct ethtool_drvinfo *info)
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{
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struct lan743x_adapter *adapter = netdev_priv(netdev);
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strlcpy(info->driver, DRIVER_NAME, sizeof(info->driver));
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strlcpy(info->bus_info,
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pci_name(adapter->pdev), sizeof(info->bus_info));
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}
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static u32 lan743x_ethtool_get_msglevel(struct net_device *netdev)
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{
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struct lan743x_adapter *adapter = netdev_priv(netdev);
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return adapter->msg_enable;
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}
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static void lan743x_ethtool_set_msglevel(struct net_device *netdev,
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u32 msglevel)
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{
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struct lan743x_adapter *adapter = netdev_priv(netdev);
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adapter->msg_enable = msglevel;
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}
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static int lan743x_ethtool_get_eeprom_len(struct net_device *netdev)
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{
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struct lan743x_adapter *adapter = netdev_priv(netdev);
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if (adapter->flags & LAN743X_ADAPTER_FLAG_OTP)
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return MAX_OTP_SIZE;
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return MAX_EEPROM_SIZE;
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}
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static int lan743x_ethtool_get_eeprom(struct net_device *netdev,
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struct ethtool_eeprom *ee, u8 *data)
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{
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struct lan743x_adapter *adapter = netdev_priv(netdev);
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int ret = 0;
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if (adapter->flags & LAN743X_ADAPTER_FLAG_OTP)
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ret = lan743x_otp_read(adapter, ee->offset, ee->len, data);
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else
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ret = lan743x_eeprom_read(adapter, ee->offset, ee->len, data);
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return ret;
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}
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static int lan743x_ethtool_set_eeprom(struct net_device *netdev,
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struct ethtool_eeprom *ee, u8 *data)
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{
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struct lan743x_adapter *adapter = netdev_priv(netdev);
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int ret = -EINVAL;
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if (adapter->flags & LAN743X_ADAPTER_FLAG_OTP) {
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/* Beware! OTP is One Time Programming ONLY! */
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if (ee->magic == LAN743X_OTP_MAGIC) {
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ret = lan743x_otp_write(adapter, ee->offset,
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ee->len, data);
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}
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} else {
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if (ee->magic == LAN743X_EEPROM_MAGIC) {
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ret = lan743x_eeprom_write(adapter, ee->offset,
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ee->len, data);
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}
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}
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return ret;
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}
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static const char lan743x_set0_hw_cnt_strings[][ETH_GSTRING_LEN] = {
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"RX FCS Errors",
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"RX Alignment Errors",
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"Rx Fragment Errors",
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"RX Jabber Errors",
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"RX Undersize Frame Errors",
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"RX Oversize Frame Errors",
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"RX Dropped Frames",
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"RX Unicast Byte Count",
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"RX Broadcast Byte Count",
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"RX Multicast Byte Count",
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"RX Unicast Frames",
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"RX Broadcast Frames",
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"RX Multicast Frames",
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"RX Pause Frames",
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"RX 64 Byte Frames",
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"RX 65 - 127 Byte Frames",
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"RX 128 - 255 Byte Frames",
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"RX 256 - 511 Bytes Frames",
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"RX 512 - 1023 Byte Frames",
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"RX 1024 - 1518 Byte Frames",
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"RX Greater 1518 Byte Frames",
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};
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static const char lan743x_set1_sw_cnt_strings[][ETH_GSTRING_LEN] = {
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"RX Queue 0 Frames",
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"RX Queue 1 Frames",
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"RX Queue 2 Frames",
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"RX Queue 3 Frames",
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};
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static const char lan743x_set2_hw_cnt_strings[][ETH_GSTRING_LEN] = {
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"RX Total Frames",
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"EEE RX LPI Transitions",
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"EEE RX LPI Time",
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"RX Counter Rollover Status",
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"TX FCS Errors",
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"TX Excess Deferral Errors",
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"TX Carrier Errors",
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"TX Bad Byte Count",
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"TX Single Collisions",
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"TX Multiple Collisions",
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"TX Excessive Collision",
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"TX Late Collisions",
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"TX Unicast Byte Count",
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"TX Broadcast Byte Count",
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"TX Multicast Byte Count",
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"TX Unicast Frames",
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"TX Broadcast Frames",
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"TX Multicast Frames",
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"TX Pause Frames",
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"TX 64 Byte Frames",
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"TX 65 - 127 Byte Frames",
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"TX 128 - 255 Byte Frames",
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"TX 256 - 511 Bytes Frames",
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"TX 512 - 1023 Byte Frames",
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"TX 1024 - 1518 Byte Frames",
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"TX Greater 1518 Byte Frames",
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"TX Total Frames",
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"EEE TX LPI Transitions",
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"EEE TX LPI Time",
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"TX Counter Rollover Status",
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};
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static const u32 lan743x_set0_hw_cnt_addr[] = {
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STAT_RX_FCS_ERRORS,
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STAT_RX_ALIGNMENT_ERRORS,
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STAT_RX_FRAGMENT_ERRORS,
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STAT_RX_JABBER_ERRORS,
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STAT_RX_UNDERSIZE_FRAME_ERRORS,
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STAT_RX_OVERSIZE_FRAME_ERRORS,
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STAT_RX_DROPPED_FRAMES,
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STAT_RX_UNICAST_BYTE_COUNT,
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STAT_RX_BROADCAST_BYTE_COUNT,
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STAT_RX_MULTICAST_BYTE_COUNT,
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STAT_RX_UNICAST_FRAMES,
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STAT_RX_BROADCAST_FRAMES,
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STAT_RX_MULTICAST_FRAMES,
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STAT_RX_PAUSE_FRAMES,
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STAT_RX_64_BYTE_FRAMES,
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STAT_RX_65_127_BYTE_FRAMES,
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STAT_RX_128_255_BYTE_FRAMES,
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STAT_RX_256_511_BYTES_FRAMES,
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STAT_RX_512_1023_BYTE_FRAMES,
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STAT_RX_1024_1518_BYTE_FRAMES,
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STAT_RX_GREATER_1518_BYTE_FRAMES,
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};
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static const u32 lan743x_set2_hw_cnt_addr[] = {
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STAT_RX_TOTAL_FRAMES,
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STAT_EEE_RX_LPI_TRANSITIONS,
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STAT_EEE_RX_LPI_TIME,
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STAT_RX_COUNTER_ROLLOVER_STATUS,
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STAT_TX_FCS_ERRORS,
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STAT_TX_EXCESS_DEFERRAL_ERRORS,
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STAT_TX_CARRIER_ERRORS,
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STAT_TX_BAD_BYTE_COUNT,
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STAT_TX_SINGLE_COLLISIONS,
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STAT_TX_MULTIPLE_COLLISIONS,
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STAT_TX_EXCESSIVE_COLLISION,
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STAT_TX_LATE_COLLISIONS,
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STAT_TX_UNICAST_BYTE_COUNT,
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STAT_TX_BROADCAST_BYTE_COUNT,
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STAT_TX_MULTICAST_BYTE_COUNT,
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STAT_TX_UNICAST_FRAMES,
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STAT_TX_BROADCAST_FRAMES,
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STAT_TX_MULTICAST_FRAMES,
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STAT_TX_PAUSE_FRAMES,
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STAT_TX_64_BYTE_FRAMES,
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STAT_TX_65_127_BYTE_FRAMES,
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STAT_TX_128_255_BYTE_FRAMES,
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STAT_TX_256_511_BYTES_FRAMES,
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STAT_TX_512_1023_BYTE_FRAMES,
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STAT_TX_1024_1518_BYTE_FRAMES,
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STAT_TX_GREATER_1518_BYTE_FRAMES,
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STAT_TX_TOTAL_FRAMES,
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STAT_EEE_TX_LPI_TRANSITIONS,
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STAT_EEE_TX_LPI_TIME,
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STAT_TX_COUNTER_ROLLOVER_STATUS
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};
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static const char lan743x_priv_flags_strings[][ETH_GSTRING_LEN] = {
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"OTP_ACCESS",
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};
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static void lan743x_ethtool_get_strings(struct net_device *netdev,
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u32 stringset, u8 *data)
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{
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switch (stringset) {
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case ETH_SS_STATS:
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memcpy(data, lan743x_set0_hw_cnt_strings,
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sizeof(lan743x_set0_hw_cnt_strings));
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memcpy(&data[sizeof(lan743x_set0_hw_cnt_strings)],
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lan743x_set1_sw_cnt_strings,
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sizeof(lan743x_set1_sw_cnt_strings));
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memcpy(&data[sizeof(lan743x_set0_hw_cnt_strings) +
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sizeof(lan743x_set1_sw_cnt_strings)],
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lan743x_set2_hw_cnt_strings,
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sizeof(lan743x_set2_hw_cnt_strings));
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break;
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case ETH_SS_PRIV_FLAGS:
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memcpy(data, lan743x_priv_flags_strings,
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sizeof(lan743x_priv_flags_strings));
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break;
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}
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}
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static void lan743x_ethtool_get_ethtool_stats(struct net_device *netdev,
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struct ethtool_stats *stats,
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u64 *data)
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{
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struct lan743x_adapter *adapter = netdev_priv(netdev);
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int data_index = 0;
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u32 buf;
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int i;
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for (i = 0; i < ARRAY_SIZE(lan743x_set0_hw_cnt_addr); i++) {
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buf = lan743x_csr_read(adapter, lan743x_set0_hw_cnt_addr[i]);
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data[data_index++] = (u64)buf;
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}
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for (i = 0; i < ARRAY_SIZE(adapter->rx); i++)
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data[data_index++] = (u64)(adapter->rx[i].frame_count);
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for (i = 0; i < ARRAY_SIZE(lan743x_set2_hw_cnt_addr); i++) {
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buf = lan743x_csr_read(adapter, lan743x_set2_hw_cnt_addr[i]);
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data[data_index++] = (u64)buf;
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}
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}
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static u32 lan743x_ethtool_get_priv_flags(struct net_device *netdev)
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{
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struct lan743x_adapter *adapter = netdev_priv(netdev);
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return adapter->flags;
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}
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static int lan743x_ethtool_set_priv_flags(struct net_device *netdev, u32 flags)
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{
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struct lan743x_adapter *adapter = netdev_priv(netdev);
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adapter->flags = flags;
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return 0;
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}
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static int lan743x_ethtool_get_sset_count(struct net_device *netdev, int sset)
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{
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switch (sset) {
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case ETH_SS_STATS:
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{
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int ret;
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ret = ARRAY_SIZE(lan743x_set0_hw_cnt_strings);
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ret += ARRAY_SIZE(lan743x_set1_sw_cnt_strings);
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ret += ARRAY_SIZE(lan743x_set2_hw_cnt_strings);
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return ret;
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}
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case ETH_SS_PRIV_FLAGS:
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return ARRAY_SIZE(lan743x_priv_flags_strings);
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default:
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return -EOPNOTSUPP;
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}
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}
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static int lan743x_ethtool_get_rxnfc(struct net_device *netdev,
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struct ethtool_rxnfc *rxnfc,
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u32 *rule_locs)
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{
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switch (rxnfc->cmd) {
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case ETHTOOL_GRXFH:
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rxnfc->data = 0;
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switch (rxnfc->flow_type) {
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case TCP_V4_FLOW:case UDP_V4_FLOW:
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case TCP_V6_FLOW:case UDP_V6_FLOW:
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rxnfc->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
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fallthrough;
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case IPV4_FLOW: case IPV6_FLOW:
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rxnfc->data |= RXH_IP_SRC | RXH_IP_DST;
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return 0;
|
}
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break;
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case ETHTOOL_GRXRINGS:
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rxnfc->data = LAN743X_USED_RX_CHANNELS;
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return 0;
|
}
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return -EOPNOTSUPP;
|
}
|
|
static u32 lan743x_ethtool_get_rxfh_key_size(struct net_device *netdev)
|
{
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return 40;
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}
|
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static u32 lan743x_ethtool_get_rxfh_indir_size(struct net_device *netdev)
|
{
|
return 128;
|
}
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|
static int lan743x_ethtool_get_rxfh(struct net_device *netdev,
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u32 *indir, u8 *key, u8 *hfunc)
|
{
|
struct lan743x_adapter *adapter = netdev_priv(netdev);
|
|
if (indir) {
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int dw_index;
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int byte_index = 0;
|
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for (dw_index = 0; dw_index < 32; dw_index++) {
|
u32 four_entries =
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lan743x_csr_read(adapter, RFE_INDX(dw_index));
|
|
byte_index = dw_index << 2;
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indir[byte_index + 0] =
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((four_entries >> 0) & 0x000000FF);
|
indir[byte_index + 1] =
|
((four_entries >> 8) & 0x000000FF);
|
indir[byte_index + 2] =
|
((four_entries >> 16) & 0x000000FF);
|
indir[byte_index + 3] =
|
((four_entries >> 24) & 0x000000FF);
|
}
|
}
|
if (key) {
|
int dword_index;
|
int byte_index = 0;
|
|
for (dword_index = 0; dword_index < 10; dword_index++) {
|
u32 four_entries =
|
lan743x_csr_read(adapter,
|
RFE_HASH_KEY(dword_index));
|
|
byte_index = dword_index << 2;
|
key[byte_index + 0] =
|
((four_entries >> 0) & 0x000000FF);
|
key[byte_index + 1] =
|
((four_entries >> 8) & 0x000000FF);
|
key[byte_index + 2] =
|
((four_entries >> 16) & 0x000000FF);
|
key[byte_index + 3] =
|
((four_entries >> 24) & 0x000000FF);
|
}
|
}
|
if (hfunc)
|
(*hfunc) = ETH_RSS_HASH_TOP;
|
return 0;
|
}
|
|
static int lan743x_ethtool_set_rxfh(struct net_device *netdev,
|
const u32 *indir, const u8 *key,
|
const u8 hfunc)
|
{
|
struct lan743x_adapter *adapter = netdev_priv(netdev);
|
|
if (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP)
|
return -EOPNOTSUPP;
|
|
if (indir) {
|
u32 indir_value = 0;
|
int dword_index = 0;
|
int byte_index = 0;
|
|
for (dword_index = 0; dword_index < 32; dword_index++) {
|
byte_index = dword_index << 2;
|
indir_value =
|
(((indir[byte_index + 0] & 0x000000FF) << 0) |
|
((indir[byte_index + 1] & 0x000000FF) << 8) |
|
((indir[byte_index + 2] & 0x000000FF) << 16) |
|
((indir[byte_index + 3] & 0x000000FF) << 24));
|
lan743x_csr_write(adapter, RFE_INDX(dword_index),
|
indir_value);
|
}
|
}
|
if (key) {
|
int dword_index = 0;
|
int byte_index = 0;
|
u32 key_value = 0;
|
|
for (dword_index = 0; dword_index < 10; dword_index++) {
|
byte_index = dword_index << 2;
|
key_value =
|
((((u32)(key[byte_index + 0])) << 0) |
|
(((u32)(key[byte_index + 1])) << 8) |
|
(((u32)(key[byte_index + 2])) << 16) |
|
(((u32)(key[byte_index + 3])) << 24));
|
lan743x_csr_write(adapter, RFE_HASH_KEY(dword_index),
|
key_value);
|
}
|
}
|
return 0;
|
}
|
|
static int lan743x_ethtool_get_ts_info(struct net_device *netdev,
|
struct ethtool_ts_info *ts_info)
|
{
|
struct lan743x_adapter *adapter = netdev_priv(netdev);
|
|
ts_info->so_timestamping = SOF_TIMESTAMPING_TX_SOFTWARE |
|
SOF_TIMESTAMPING_RX_SOFTWARE |
|
SOF_TIMESTAMPING_SOFTWARE |
|
SOF_TIMESTAMPING_TX_HARDWARE |
|
SOF_TIMESTAMPING_RX_HARDWARE |
|
SOF_TIMESTAMPING_RAW_HARDWARE;
|
|
if (adapter->ptp.ptp_clock)
|
ts_info->phc_index = ptp_clock_index(adapter->ptp.ptp_clock);
|
else
|
ts_info->phc_index = -1;
|
|
ts_info->tx_types = BIT(HWTSTAMP_TX_OFF) |
|
BIT(HWTSTAMP_TX_ON) |
|
BIT(HWTSTAMP_TX_ONESTEP_SYNC);
|
ts_info->rx_filters = BIT(HWTSTAMP_FILTER_NONE) |
|
BIT(HWTSTAMP_FILTER_ALL);
|
return 0;
|
}
|
|
static int lan743x_ethtool_get_eee(struct net_device *netdev,
|
struct ethtool_eee *eee)
|
{
|
struct lan743x_adapter *adapter = netdev_priv(netdev);
|
struct phy_device *phydev = netdev->phydev;
|
u32 buf;
|
int ret;
|
|
if (!phydev)
|
return -EIO;
|
if (!phydev->drv) {
|
netif_err(adapter, drv, adapter->netdev,
|
"Missing PHY Driver\n");
|
return -EIO;
|
}
|
|
ret = phy_ethtool_get_eee(phydev, eee);
|
if (ret < 0)
|
return ret;
|
|
buf = lan743x_csr_read(adapter, MAC_CR);
|
if (buf & MAC_CR_EEE_EN_) {
|
eee->eee_enabled = true;
|
eee->eee_active = !!(eee->advertised & eee->lp_advertised);
|
eee->tx_lpi_enabled = true;
|
/* EEE_TX_LPI_REQ_DLY & tx_lpi_timer are same uSec unit */
|
buf = lan743x_csr_read(adapter, MAC_EEE_TX_LPI_REQ_DLY_CNT);
|
eee->tx_lpi_timer = buf;
|
} else {
|
eee->eee_enabled = false;
|
eee->eee_active = false;
|
eee->tx_lpi_enabled = false;
|
eee->tx_lpi_timer = 0;
|
}
|
|
return 0;
|
}
|
|
static int lan743x_ethtool_set_eee(struct net_device *netdev,
|
struct ethtool_eee *eee)
|
{
|
struct lan743x_adapter *adapter = netdev_priv(netdev);
|
struct phy_device *phydev = NULL;
|
u32 buf = 0;
|
int ret = 0;
|
|
if (!netdev)
|
return -EINVAL;
|
adapter = netdev_priv(netdev);
|
if (!adapter)
|
return -EINVAL;
|
phydev = netdev->phydev;
|
if (!phydev)
|
return -EIO;
|
if (!phydev->drv) {
|
netif_err(adapter, drv, adapter->netdev,
|
"Missing PHY Driver\n");
|
return -EIO;
|
}
|
|
if (eee->eee_enabled) {
|
ret = phy_init_eee(phydev, 0);
|
if (ret) {
|
netif_err(adapter, drv, adapter->netdev,
|
"EEE initialization failed\n");
|
return ret;
|
}
|
|
buf = (u32)eee->tx_lpi_timer;
|
lan743x_csr_write(adapter, MAC_EEE_TX_LPI_REQ_DLY_CNT, buf);
|
|
buf = lan743x_csr_read(adapter, MAC_CR);
|
buf |= MAC_CR_EEE_EN_;
|
lan743x_csr_write(adapter, MAC_CR, buf);
|
} else {
|
buf = lan743x_csr_read(adapter, MAC_CR);
|
buf &= ~MAC_CR_EEE_EN_;
|
lan743x_csr_write(adapter, MAC_CR, buf);
|
}
|
|
return phy_ethtool_set_eee(phydev, eee);
|
}
|
|
#ifdef CONFIG_PM
|
static void lan743x_ethtool_get_wol(struct net_device *netdev,
|
struct ethtool_wolinfo *wol)
|
{
|
struct lan743x_adapter *adapter = netdev_priv(netdev);
|
|
wol->supported = 0;
|
wol->wolopts = 0;
|
phy_ethtool_get_wol(netdev->phydev, wol);
|
|
wol->supported |= WAKE_BCAST | WAKE_UCAST | WAKE_MCAST |
|
WAKE_MAGIC | WAKE_PHY | WAKE_ARP;
|
|
wol->wolopts |= adapter->wolopts;
|
}
|
|
static int lan743x_ethtool_set_wol(struct net_device *netdev,
|
struct ethtool_wolinfo *wol)
|
{
|
struct lan743x_adapter *adapter = netdev_priv(netdev);
|
|
adapter->wolopts = 0;
|
if (wol->wolopts & WAKE_UCAST)
|
adapter->wolopts |= WAKE_UCAST;
|
if (wol->wolopts & WAKE_MCAST)
|
adapter->wolopts |= WAKE_MCAST;
|
if (wol->wolopts & WAKE_BCAST)
|
adapter->wolopts |= WAKE_BCAST;
|
if (wol->wolopts & WAKE_MAGIC)
|
adapter->wolopts |= WAKE_MAGIC;
|
if (wol->wolopts & WAKE_PHY)
|
adapter->wolopts |= WAKE_PHY;
|
if (wol->wolopts & WAKE_ARP)
|
adapter->wolopts |= WAKE_ARP;
|
|
device_set_wakeup_enable(&adapter->pdev->dev, (bool)wol->wolopts);
|
|
phy_ethtool_set_wol(netdev->phydev, wol);
|
|
return 0;
|
}
|
#endif /* CONFIG_PM */
|
|
const struct ethtool_ops lan743x_ethtool_ops = {
|
.get_drvinfo = lan743x_ethtool_get_drvinfo,
|
.get_msglevel = lan743x_ethtool_get_msglevel,
|
.set_msglevel = lan743x_ethtool_set_msglevel,
|
.get_link = ethtool_op_get_link,
|
|
.get_eeprom_len = lan743x_ethtool_get_eeprom_len,
|
.get_eeprom = lan743x_ethtool_get_eeprom,
|
.set_eeprom = lan743x_ethtool_set_eeprom,
|
.get_strings = lan743x_ethtool_get_strings,
|
.get_ethtool_stats = lan743x_ethtool_get_ethtool_stats,
|
.get_priv_flags = lan743x_ethtool_get_priv_flags,
|
.set_priv_flags = lan743x_ethtool_set_priv_flags,
|
.get_sset_count = lan743x_ethtool_get_sset_count,
|
.get_rxnfc = lan743x_ethtool_get_rxnfc,
|
.get_rxfh_key_size = lan743x_ethtool_get_rxfh_key_size,
|
.get_rxfh_indir_size = lan743x_ethtool_get_rxfh_indir_size,
|
.get_rxfh = lan743x_ethtool_get_rxfh,
|
.set_rxfh = lan743x_ethtool_set_rxfh,
|
.get_ts_info = lan743x_ethtool_get_ts_info,
|
.get_eee = lan743x_ethtool_get_eee,
|
.set_eee = lan743x_ethtool_set_eee,
|
.get_link_ksettings = phy_ethtool_get_link_ksettings,
|
.set_link_ksettings = phy_ethtool_set_link_ksettings,
|
#ifdef CONFIG_PM
|
.get_wol = lan743x_ethtool_get_wol,
|
.set_wol = lan743x_ethtool_set_wol,
|
#endif
|
};
|
