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-rw-r--r--include/linux/hwmon.h119
1 files changed, 107 insertions, 12 deletions
diff --git a/include/linux/hwmon.h b/include/linux/hwmon.h
index 99e0c1b0b5fb..301a83afbd66 100644
--- a/include/linux/hwmon.h
+++ b/include/linux/hwmon.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
/*
hwmon.h - part of lm_sensors, Linux kernel modules for hardware monitoring
@@ -6,9 +7,6 @@
Copyright (C) 2005 Mark M. Hoffman <mhoffman@lightlink.com>
- 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; version 2 of the License.
*/
#ifndef _HWMON_H_
@@ -26,9 +24,11 @@ enum hwmon_sensor_types {
hwmon_curr,
hwmon_power,
hwmon_energy,
+ hwmon_energy64,
hwmon_humidity,
hwmon_fan,
hwmon_pwm,
+ hwmon_intrusion,
hwmon_max,
};
@@ -40,6 +40,13 @@ enum hwmon_chip_attributes {
hwmon_chip_register_tz,
hwmon_chip_update_interval,
hwmon_chip_alarms,
+ hwmon_chip_samples,
+ hwmon_chip_curr_samples,
+ hwmon_chip_in_samples,
+ hwmon_chip_power_samples,
+ hwmon_chip_temp_samples,
+ hwmon_chip_beep_enable,
+ hwmon_chip_pec,
};
#define HWMON_C_TEMP_RESET_HISTORY BIT(hwmon_chip_temp_reset_history)
@@ -49,9 +56,17 @@ enum hwmon_chip_attributes {
#define HWMON_C_REGISTER_TZ BIT(hwmon_chip_register_tz)
#define HWMON_C_UPDATE_INTERVAL BIT(hwmon_chip_update_interval)
#define HWMON_C_ALARMS BIT(hwmon_chip_alarms)
+#define HWMON_C_SAMPLES BIT(hwmon_chip_samples)
+#define HWMON_C_CURR_SAMPLES BIT(hwmon_chip_curr_samples)
+#define HWMON_C_IN_SAMPLES BIT(hwmon_chip_in_samples)
+#define HWMON_C_POWER_SAMPLES BIT(hwmon_chip_power_samples)
+#define HWMON_C_TEMP_SAMPLES BIT(hwmon_chip_temp_samples)
+#define HWMON_C_BEEP_ENABLE BIT(hwmon_chip_beep_enable)
+#define HWMON_C_PEC BIT(hwmon_chip_pec)
enum hwmon_temp_attributes {
- hwmon_temp_input = 0,
+ hwmon_temp_enable,
+ hwmon_temp_input,
hwmon_temp_type,
hwmon_temp_lcrit,
hwmon_temp_lcrit_hyst,
@@ -75,8 +90,12 @@ enum hwmon_temp_attributes {
hwmon_temp_lowest,
hwmon_temp_highest,
hwmon_temp_reset_history,
+ hwmon_temp_rated_min,
+ hwmon_temp_rated_max,
+ hwmon_temp_beep,
};
+#define HWMON_T_ENABLE BIT(hwmon_temp_enable)
#define HWMON_T_INPUT BIT(hwmon_temp_input)
#define HWMON_T_TYPE BIT(hwmon_temp_type)
#define HWMON_T_LCRIT BIT(hwmon_temp_lcrit)
@@ -101,8 +120,12 @@ enum hwmon_temp_attributes {
#define HWMON_T_LOWEST BIT(hwmon_temp_lowest)
#define HWMON_T_HIGHEST BIT(hwmon_temp_highest)
#define HWMON_T_RESET_HISTORY BIT(hwmon_temp_reset_history)
+#define HWMON_T_RATED_MIN BIT(hwmon_temp_rated_min)
+#define HWMON_T_RATED_MAX BIT(hwmon_temp_rated_max)
+#define HWMON_T_BEEP BIT(hwmon_temp_beep)
enum hwmon_in_attributes {
+ hwmon_in_enable,
hwmon_in_input,
hwmon_in_min,
hwmon_in_max,
@@ -118,9 +141,13 @@ enum hwmon_in_attributes {
hwmon_in_max_alarm,
hwmon_in_lcrit_alarm,
hwmon_in_crit_alarm,
- hwmon_in_enable,
+ hwmon_in_rated_min,
+ hwmon_in_rated_max,
+ hwmon_in_beep,
+ hwmon_in_fault,
};
+#define HWMON_I_ENABLE BIT(hwmon_in_enable)
#define HWMON_I_INPUT BIT(hwmon_in_input)
#define HWMON_I_MIN BIT(hwmon_in_min)
#define HWMON_I_MAX BIT(hwmon_in_max)
@@ -136,9 +163,13 @@ enum hwmon_in_attributes {
#define HWMON_I_MAX_ALARM BIT(hwmon_in_max_alarm)
#define HWMON_I_LCRIT_ALARM BIT(hwmon_in_lcrit_alarm)
#define HWMON_I_CRIT_ALARM BIT(hwmon_in_crit_alarm)
-#define HWMON_I_ENABLE BIT(hwmon_in_enable)
+#define HWMON_I_RATED_MIN BIT(hwmon_in_rated_min)
+#define HWMON_I_RATED_MAX BIT(hwmon_in_rated_max)
+#define HWMON_I_BEEP BIT(hwmon_in_beep)
+#define HWMON_I_FAULT BIT(hwmon_in_fault)
enum hwmon_curr_attributes {
+ hwmon_curr_enable,
hwmon_curr_input,
hwmon_curr_min,
hwmon_curr_max,
@@ -154,8 +185,12 @@ enum hwmon_curr_attributes {
hwmon_curr_max_alarm,
hwmon_curr_lcrit_alarm,
hwmon_curr_crit_alarm,
+ hwmon_curr_rated_min,
+ hwmon_curr_rated_max,
+ hwmon_curr_beep,
};
+#define HWMON_C_ENABLE BIT(hwmon_curr_enable)
#define HWMON_C_INPUT BIT(hwmon_curr_input)
#define HWMON_C_MIN BIT(hwmon_curr_min)
#define HWMON_C_MAX BIT(hwmon_curr_max)
@@ -171,8 +206,12 @@ enum hwmon_curr_attributes {
#define HWMON_C_MAX_ALARM BIT(hwmon_curr_max_alarm)
#define HWMON_C_LCRIT_ALARM BIT(hwmon_curr_lcrit_alarm)
#define HWMON_C_CRIT_ALARM BIT(hwmon_curr_crit_alarm)
+#define HWMON_C_RATED_MIN BIT(hwmon_curr_rated_min)
+#define HWMON_C_RATED_MAX BIT(hwmon_curr_rated_max)
+#define HWMON_C_BEEP BIT(hwmon_curr_beep)
enum hwmon_power_attributes {
+ hwmon_power_enable,
hwmon_power_average,
hwmon_power_average_interval,
hwmon_power_average_interval_max,
@@ -201,8 +240,11 @@ enum hwmon_power_attributes {
hwmon_power_max_alarm,
hwmon_power_lcrit_alarm,
hwmon_power_crit_alarm,
+ hwmon_power_rated_min,
+ hwmon_power_rated_max,
};
+#define HWMON_P_ENABLE BIT(hwmon_power_enable)
#define HWMON_P_AVERAGE BIT(hwmon_power_average)
#define HWMON_P_AVERAGE_INTERVAL BIT(hwmon_power_average_interval)
#define HWMON_P_AVERAGE_INTERVAL_MAX BIT(hwmon_power_average_interval_max)
@@ -227,20 +269,25 @@ enum hwmon_power_attributes {
#define HWMON_P_LABEL BIT(hwmon_power_label)
#define HWMON_P_ALARM BIT(hwmon_power_alarm)
#define HWMON_P_CAP_ALARM BIT(hwmon_power_cap_alarm)
-#define HWMON_P_MIN_ALARM BIT(hwmon_power_max_alarm)
+#define HWMON_P_MIN_ALARM BIT(hwmon_power_min_alarm)
#define HWMON_P_MAX_ALARM BIT(hwmon_power_max_alarm)
#define HWMON_P_LCRIT_ALARM BIT(hwmon_power_lcrit_alarm)
#define HWMON_P_CRIT_ALARM BIT(hwmon_power_crit_alarm)
+#define HWMON_P_RATED_MIN BIT(hwmon_power_rated_min)
+#define HWMON_P_RATED_MAX BIT(hwmon_power_rated_max)
enum hwmon_energy_attributes {
+ hwmon_energy_enable,
hwmon_energy_input,
hwmon_energy_label,
};
+#define HWMON_E_ENABLE BIT(hwmon_energy_enable)
#define HWMON_E_INPUT BIT(hwmon_energy_input)
#define HWMON_E_LABEL BIT(hwmon_energy_label)
enum hwmon_humidity_attributes {
+ hwmon_humidity_enable,
hwmon_humidity_input,
hwmon_humidity_label,
hwmon_humidity_min,
@@ -249,8 +296,13 @@ enum hwmon_humidity_attributes {
hwmon_humidity_max_hyst,
hwmon_humidity_alarm,
hwmon_humidity_fault,
+ hwmon_humidity_rated_min,
+ hwmon_humidity_rated_max,
+ hwmon_humidity_min_alarm,
+ hwmon_humidity_max_alarm,
};
+#define HWMON_H_ENABLE BIT(hwmon_humidity_enable)
#define HWMON_H_INPUT BIT(hwmon_humidity_input)
#define HWMON_H_LABEL BIT(hwmon_humidity_label)
#define HWMON_H_MIN BIT(hwmon_humidity_min)
@@ -259,8 +311,13 @@ enum hwmon_humidity_attributes {
#define HWMON_H_MAX_HYST BIT(hwmon_humidity_max_hyst)
#define HWMON_H_ALARM BIT(hwmon_humidity_alarm)
#define HWMON_H_FAULT BIT(hwmon_humidity_fault)
+#define HWMON_H_RATED_MIN BIT(hwmon_humidity_rated_min)
+#define HWMON_H_RATED_MAX BIT(hwmon_humidity_rated_max)
+#define HWMON_H_MIN_ALARM BIT(hwmon_humidity_min_alarm)
+#define HWMON_H_MAX_ALARM BIT(hwmon_humidity_max_alarm)
enum hwmon_fan_attributes {
+ hwmon_fan_enable,
hwmon_fan_input,
hwmon_fan_label,
hwmon_fan_min,
@@ -272,8 +329,10 @@ enum hwmon_fan_attributes {
hwmon_fan_min_alarm,
hwmon_fan_max_alarm,
hwmon_fan_fault,
+ hwmon_fan_beep,
};
+#define HWMON_F_ENABLE BIT(hwmon_fan_enable)
#define HWMON_F_INPUT BIT(hwmon_fan_input)
#define HWMON_F_LABEL BIT(hwmon_fan_label)
#define HWMON_F_MIN BIT(hwmon_fan_min)
@@ -285,22 +344,34 @@ enum hwmon_fan_attributes {
#define HWMON_F_MIN_ALARM BIT(hwmon_fan_min_alarm)
#define HWMON_F_MAX_ALARM BIT(hwmon_fan_max_alarm)
#define HWMON_F_FAULT BIT(hwmon_fan_fault)
+#define HWMON_F_BEEP BIT(hwmon_fan_beep)
enum hwmon_pwm_attributes {
hwmon_pwm_input,
hwmon_pwm_enable,
hwmon_pwm_mode,
hwmon_pwm_freq,
+ hwmon_pwm_auto_channels_temp,
};
#define HWMON_PWM_INPUT BIT(hwmon_pwm_input)
#define HWMON_PWM_ENABLE BIT(hwmon_pwm_enable)
#define HWMON_PWM_MODE BIT(hwmon_pwm_mode)
#define HWMON_PWM_FREQ BIT(hwmon_pwm_freq)
+#define HWMON_PWM_AUTO_CHANNELS_TEMP BIT(hwmon_pwm_auto_channels_temp)
+
+enum hwmon_intrusion_attributes {
+ hwmon_intrusion_alarm,
+ hwmon_intrusion_beep,
+};
+#define HWMON_INTRUSION_ALARM BIT(hwmon_intrusion_alarm)
+#define HWMON_INTRUSION_BEEP BIT(hwmon_intrusion_beep)
/**
* struct hwmon_ops - hwmon device operations
- * @is_visible: Callback to return attribute visibility. Mandatory.
+ * @visible: Static visibility. If non-zero, 'is_visible' is ignored.
+ * @is_visible: Callback to return attribute visibility. Mandatory unless
+ * 'visible' is non-zero.
* Parameters are:
* @const void *drvdata:
* Pointer to driver-private data structure passed
@@ -344,6 +415,7 @@ enum hwmon_pwm_attributes {
* The function returns 0 on success or a negative error number.
*/
struct hwmon_ops {
+ umode_t visible;
umode_t (*is_visible)(const void *drvdata, enum hwmon_sensor_types type,
u32 attr, int channel);
int (*read)(struct device *dev, enum hwmon_sensor_types type,
@@ -355,7 +427,7 @@ struct hwmon_ops {
};
/**
- * Channel information
+ * struct hwmon_channel_info - Channel information
* @type: Channel type.
* @config: Pointer to NULL-terminated list of channel parameters.
* Use for per-channel attributes.
@@ -365,19 +437,31 @@ struct hwmon_channel_info {
const u32 *config;
};
+#define HWMON_CHANNEL_INFO(stype, ...) \
+ (&(const struct hwmon_channel_info) { \
+ .type = hwmon_##stype, \
+ .config = (const u32 []) { \
+ __VA_ARGS__, 0 \
+ } \
+ })
+
/**
- * Chip configuration
+ * struct hwmon_chip_info - Chip configuration
* @ops: Pointer to hwmon operations.
* @info: Null-terminated list of channel information.
*/
struct hwmon_chip_info {
const struct hwmon_ops *ops;
- const struct hwmon_channel_info **info;
+ const struct hwmon_channel_info * const *info;
};
/* hwmon_device_register() is deprecated */
struct device *hwmon_device_register(struct device *dev);
+/*
+ * hwmon_device_register_with_groups() and
+ * devm_hwmon_device_register_with_groups() are deprecated.
+ */
struct device *
hwmon_device_register_with_groups(struct device *dev, const char *name,
void *drvdata,
@@ -392,13 +476,24 @@ hwmon_device_register_with_info(struct device *dev,
const struct hwmon_chip_info *info,
const struct attribute_group **extra_groups);
struct device *
+hwmon_device_register_for_thermal(struct device *dev, const char *name,
+ void *drvdata);
+struct device *
devm_hwmon_device_register_with_info(struct device *dev,
const char *name, void *drvdata,
const struct hwmon_chip_info *info,
const struct attribute_group **extra_groups);
void hwmon_device_unregister(struct device *dev);
-void devm_hwmon_device_unregister(struct device *dev);
+
+int hwmon_notify_event(struct device *dev, enum hwmon_sensor_types type,
+ u32 attr, int channel);
+
+char *hwmon_sanitize_name(const char *name);
+char *devm_hwmon_sanitize_name(struct device *dev, const char *name);
+
+void hwmon_lock(struct device *dev);
+void hwmon_unlock(struct device *dev);
/**
* hwmon_is_bad_char - Is the char invalid in a hwmon name