linux-stable/drivers/hwmon/adt7x10.h
Lars-Peter Clausen 4b5e536b0e hwmon: (adt7x10) Add alarm interrupt support
This allows an userspace application to poll() on the alarm files to get
notified in case of a temperature threshold event.

Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Reviewed-by: Hartmut Knaack <knaack.h@gmx.de>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2013-04-07 21:16:38 -07:00

37 lines
932 B
C

#ifndef __HWMON_ADT7X10_H__
#define __HWMON_ADT7X10_H__
#include <linux/types.h>
#include <linux/pm.h>
/* ADT7410 registers definition */
#define ADT7X10_TEMPERATURE 0
#define ADT7X10_STATUS 2
#define ADT7X10_CONFIG 3
#define ADT7X10_T_ALARM_HIGH 4
#define ADT7X10_T_ALARM_LOW 6
#define ADT7X10_T_CRIT 8
#define ADT7X10_T_HYST 0xA
#define ADT7X10_ID 0xB
struct device;
struct adt7x10_ops {
int (*read_byte)(struct device *, u8 reg);
int (*write_byte)(struct device *, u8 reg, u8 data);
int (*read_word)(struct device *, u8 reg);
int (*write_word)(struct device *, u8 reg, u16 data);
};
int adt7x10_probe(struct device *dev, const char *name, int irq,
const struct adt7x10_ops *ops);
int adt7x10_remove(struct device *dev, int irq);
#ifdef CONFIG_PM_SLEEP
extern const struct dev_pm_ops adt7x10_dev_pm_ops;
#define ADT7X10_DEV_PM_OPS (&adt7x10_dev_pm_ops)
#else
#define ADT7X10_DEV_PM_OPS NULL
#endif
#endif