sysfs.h File Reference

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Data Structures
struct	iio_dev_attr
struct	iio_const_attr

Macros
#define	to_iio_dev_attr(_dev_attr)   container_of(_dev_attr, struct iio_dev_attr, dev_attr)
#define	to_iio_const_attr(_dev_attr)   container_of(_dev_attr, struct iio_const_attr, dev_attr)
#define	IIO_ATTR(_name, _mode, _show, _store, _addr)
#define	IIO_DEVICE_ATTR(_name, _mode, _show, _store, _addr)
#define	IIO_DEVICE_ATTR_NAMED(_vname, _name, _mode, _show, _store, _addr)
#define	IIO_CONST_ATTR(_name, _string)
#define	IIO_CONST_ATTR_NAMED(_vname, _name, _string)
#define	IIO_DEV_ATTR_RESET(_store)   IIO_DEVICE_ATTR(reset, S_IWUSR, NULL, _store, 0)
#define	IIO_DEV_ATTR_SAMP_FREQ(_mode, _show, _store)   IIO_DEVICE_ATTR(sampling_frequency, _mode, _show, _store, 0)
#define	IIO_DEV_ATTR_SAMP_FREQ_AVAIL(_show)   IIO_DEVICE_ATTR(sampling_frequency_available, S_IRUGO, _show, NULL, 0)
#define	IIO_CONST_ATTR_SAMP_FREQ_AVAIL(_string)   IIO_CONST_ATTR(sampling_frequency_available, _string)
#define	IIO_DEV_ATTR_TEMP_RAW(_show)   IIO_DEVICE_ATTR(in_temp_raw, S_IRUGO, _show, NULL, 0)
#define	IIO_CONST_ATTR_TEMP_OFFSET(_string)   IIO_CONST_ATTR(in_temp_offset, _string)
#define	IIO_CONST_ATTR_TEMP_SCALE(_string)   IIO_CONST_ATTR(in_temp_scale, _string)

Functions
ssize_t	iio_read_const_attr (struct device *dev, struct device_attribute *attr, char *len)

Macro Definition Documentation

#define IIO_ATTR	(		_name,
			_mode,
			_show,
			_store,
			_addr
	)

Value:

{ .dev_attr = __ATTR(_name, _mode, _show, _store),  \
      .address = _addr }

Definition at line 53 of file sysfs.h.

#define IIO_CONST_ATTR	(		_name,
			_string
	)

Value:

struct iio_const_attr iio_const_attr_##_name            \
    = { .string = _string,                      \
        .dev_attr = __ATTR(_name, S_IRUGO, iio_read_const_attr, NULL)}

Definition at line 65 of file sysfs.h.

#define IIO_CONST_ATTR_NAMED	(		_vname,
			_name,
			_string
	)

Value:

struct iio_const_attr iio_const_attr_##_vname           \
    = { .string = _string,                      \
        .dev_attr = __ATTR(_name, S_IRUGO, iio_read_const_attr, NULL)}

Definition at line 70 of file sysfs.h.

#define IIO_CONST_ATTR_SAMP_FREQ_AVAIL

(

_string

)

IIO_CONST_ATTR(sampling_frequency_available, _string)

IIO_CONST_ATTR_SAMP_FREQ_AVAIL - list available sampling frequencies : frequency string for the attribute

Constant version

Definition at line 105 of file sysfs.h.

#define IIO_CONST_ATTR_TEMP_OFFSET

(

_string

)

IIO_CONST_ATTR(in_temp_offset, _string)

Definition at line 111 of file sysfs.h.

#define IIO_CONST_ATTR_TEMP_SCALE

(

_string

)

IIO_CONST_ATTR(in_temp_scale, _string)

Definition at line 114 of file sysfs.h.

#define IIO_DEV_ATTR_RESET

(

_store

)

IIO_DEVICE_ATTR(reset, S_IWUSR, NULL, _store, 0)

IIO_DEV_ATTR_RESET: resets the device

Definition at line 79 of file sysfs.h.

#define IIO_DEV_ATTR_SAMP_FREQ	(		_mode,
			_show,
			_store
	)		IIO_DEVICE_ATTR(sampling_frequency, _mode, _show, _store, 0)

IIO_DEV_ATTR_SAMP_FREQ - sets any internal clock frequency : sysfs file mode/permissions : output method for the attribute : input method for the attribute

Definition at line 88 of file sysfs.h.

#define IIO_DEV_ATTR_SAMP_FREQ_AVAIL

(

_show

)

IIO_DEVICE_ATTR(sampling_frequency_available, S_IRUGO, _show, NULL, 0)

IIO_DEV_ATTR_SAMP_FREQ_AVAIL - list available sampling frequencies : output method for the attribute

May be mode dependent on some devices

Definition at line 97 of file sysfs.h.

#define IIO_DEV_ATTR_TEMP_RAW

(

_show

)

IIO_DEVICE_ATTR(in_temp_raw, S_IRUGO, _show, NULL, 0)

Definition at line 108 of file sysfs.h.

#define IIO_DEVICE_ATTR	(		_name,
			_mode,
			_show,
			_store,
			_addr
	)

Value:

struct iio_dev_attr iio_dev_attr_##_name        \
    = IIO_ATTR(_name, _mode, _show, _store, _addr)

Definition at line 57 of file sysfs.h.

#define IIO_DEVICE_ATTR_NAMED	(		_vname,
			_name,
			_mode,
			_show,
			_store,
			_addr
	)

Value:

struct iio_dev_attr iio_dev_attr_##_vname           \
    = IIO_ATTR(_name, _mode, _show, _store, _addr)

Definition at line 61 of file sysfs.h.

#define to_iio_const_attr

(

_dev_attr

)

container_of(_dev_attr, struct iio_const_attr, dev_attr)

Definition at line 48 of file sysfs.h.

#define to_iio_dev_attr

(

_dev_attr

)

container_of(_dev_attr, struct iio_dev_attr, dev_attr)

Definition at line 30 of file sysfs.h.

Function Documentation

ssize_t iio_read_const_attr	(	struct device *	dev,
		struct device_attribute *	attr,
		char *	len
	)

Definition at line 117 of file industrialio-core.c.