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