Viewing file:  sw_device.h (1.7 KB) -rw-r--r--
Select action/file-type:
 (+) |  (+) |  (+) | Code (+) | Session (+) |  (+) | SDB (+) |  (+) |  (+) |  (+) |  (+) |  (+) |
/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Industrial I/O software device interface
*
* Copyright (c) 2016 Intel Corporation
*/
#ifndef __IIO_SW_DEVICE
#define __IIO_SW_DEVICE
#include <linux/module.h>
#include <linux/device.h>
#include <linux/iio/iio.h>
#include <linux/configfs.h>
#define module_iio_sw_device_driver(__iio_sw_device_type) \
module_driver(__iio_sw_device_type, iio_register_sw_device_type, \
iio_unregister_sw_device_type)
struct iio_sw_device_ops;
struct iio_sw_device_type {
const char *name;
struct module *owner;
const struct iio_sw_device_ops *ops;
struct list_head list;
struct config_group *group;
};
struct iio_sw_device {
struct iio_dev *device;
struct iio_sw_device_type *device_type;
struct config_group group;
};
struct iio_sw_device_ops {
struct iio_sw_device* (*probe)(const char *);
int (*remove)(struct iio_sw_device *);
};
static inline
struct iio_sw_device *to_iio_sw_device(struct config_item *item)
{
return container_of(to_config_group(item), struct iio_sw_device,
group);
}
int iio_register_sw_device_type(struct iio_sw_device_type *dt);
void iio_unregister_sw_device_type(struct iio_sw_device_type *dt);
struct iio_sw_device *iio_sw_device_create(const char *, const char *);
void iio_sw_device_destroy(struct iio_sw_device *);
int iio_sw_device_type_configfs_register(struct iio_sw_device_type *dt);
void iio_sw_device_type_configfs_unregister(struct iio_sw_device_type *dt);
static inline
void iio_swd_group_init_type_name(struct iio_sw_device *d,
const char *name,
const struct config_item_type *type)
{
#if IS_ENABLED(CONFIG_CONFIGFS_FS)
config_group_init_type_name(&d->group, name, type);
#endif
}
#endif /* __IIO_SW_DEVICE */
|