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4b5e536b0e
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>
38 lines
932 B
C
38 lines
932 B
C
#ifndef __HWMON_ADT7X10_H__
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#define __HWMON_ADT7X10_H__
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#include <linux/types.h>
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#include <linux/pm.h>
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/* ADT7410 registers definition */
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#define ADT7X10_TEMPERATURE 0
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#define ADT7X10_STATUS 2
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#define ADT7X10_CONFIG 3
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#define ADT7X10_T_ALARM_HIGH 4
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#define ADT7X10_T_ALARM_LOW 6
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#define ADT7X10_T_CRIT 8
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#define ADT7X10_T_HYST 0xA
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#define ADT7X10_ID 0xB
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struct device;
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struct adt7x10_ops {
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int (*read_byte)(struct device *, u8 reg);
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int (*write_byte)(struct device *, u8 reg, u8 data);
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int (*read_word)(struct device *, u8 reg);
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int (*write_word)(struct device *, u8 reg, u16 data);
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};
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int adt7x10_probe(struct device *dev, const char *name, int irq,
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const struct adt7x10_ops *ops);
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int adt7x10_remove(struct device *dev, int irq);
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#ifdef CONFIG_PM_SLEEP
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extern const struct dev_pm_ops adt7x10_dev_pm_ops;
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#define ADT7X10_DEV_PM_OPS (&adt7x10_dev_pm_ops)
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#else
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#define ADT7X10_DEV_PM_OPS NULL
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#endif
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#endif
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