linux/drivers/net/ethernet/intel/igb/igb_hwmon.c

// SPDX-License-Identifier: GPL-2.0
/* Copyright(c) 2007 - 2018 Intel Corporation. */

#include "igb.h"
#include "e1000_82575.h"
#include "e1000_hw.h"

#include <linux/module.h>
#include <linux/types.h>
#include <linux/sysfs.h>
#include <linux/kobject.h>
#include <linux/device.h>
#include <linux/netdevice.h>
#include <linux/hwmon.h>
#include <linux/pci.h>

#ifdef CONFIG_IGB_HWMON
static struct i2c_board_info i350_sensor_info = …;

/* hwmon callback functions */
static ssize_t igb_hwmon_show_location(struct device *dev,
				       struct device_attribute *attr,
				       char *buf)
{ … }

static ssize_t igb_hwmon_show_temp(struct device *dev,
				   struct device_attribute *attr,
				   char *buf)
{ … }

static ssize_t igb_hwmon_show_cautionthresh(struct device *dev,
					    struct device_attribute *attr,
					    char *buf)
{ … }

static ssize_t igb_hwmon_show_maxopthresh(struct device *dev,
					  struct device_attribute *attr,
					  char *buf)
{ … }

/* igb_add_hwmon_attr - Create hwmon attr table for a hwmon sysfs file.
 * @ adapter: pointer to the adapter structure
 * @ offset: offset in the eeprom sensor data table
 * @ type: type of sensor data to display
 *
 * For each file we want in hwmon's sysfs interface we need a device_attribute
 * This is included in our hwmon_attr struct that contains the references to
 * the data structures we need to get the data to display.
 */
static int igb_add_hwmon_attr(struct igb_adapter *adapter,
			      unsigned int offset, int type)
{ … }

static void igb_sysfs_del_adapter(struct igb_adapter *adapter)
{ … }

/* called from igb_main.c */
void igb_sysfs_exit(struct igb_adapter *adapter)
{ … }

/* called from igb_main.c */
int igb_sysfs_init(struct igb_adapter *adapter)
{ … }
#endif