67 lines
2.0 KiB
C
67 lines
2.0 KiB
C
#ifndef _SPL_DEVICE_H
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#define _SPL_DEVICE_H
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#include <linux/device.h>
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/*
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* Preferred API from 2.6.18 to 2.6.26+
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*/
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#ifdef HAVE_DEVICE_CREATE
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typedef struct class spl_class;
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typedef struct device spl_device;
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#define spl_class_create(mod, name) class_create(mod, name)
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#define spl_class_destroy(cls) class_destroy(cls)
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# ifdef HAVE_5ARGS_DEVICE_CREATE
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# define spl_device_create(cls, parent, devt, drvdata, fmt, args...) \
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device_create(cls, parent, devt, drvdata, fmt, ## args)
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# else
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# define spl_device_create(cls, parent, devt, drvdata, fmt, args...) \
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device_create(cls, parent, devt, fmt, ## args)
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# endif
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#define spl_device_destroy(cls, cls_dev, devt) \
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device_destroy(cls, devt)
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/*
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* Preferred API from 2.6.13 to 2.6.17
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* Depricated in 2.6.18
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* Removed in 2.6.26
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*/
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#else
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#ifdef HAVE_CLASS_DEVICE_CREATE
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typedef struct class spl_class;
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typedef struct class_device spl_device;
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#define spl_class_create(mod, name) class_create(mod, name)
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#define spl_class_destroy(cls) class_destroy(cls)
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#define spl_device_create(cls, parent, devt, device, fmt, args...) \
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class_device_create(cls, parent, devt, device, fmt, ## args)
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#define spl_device_destroy(cls, cls_dev, devt) \
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class_device_unregister(cls_dev)
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/*
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* Prefered API from 2.6.0 to 2.6.12
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* Depricated in 2.6.13
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* Removed in 2.6.13
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*/
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#else /* Legacy API */
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typedef struct class_simple spl_class;
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typedef struct class_device spl_class_device;
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#define spl_class_create(mod, name) class_simple_create(mod, name)
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#define spl_class_destroy(cls) class_simple_destroy(cls)
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#define spl_device_create(cls, parent, devt, device, fmt, args...) \
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class_simple_device_add(cls, devt, device, fmt, ## args)
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#define spl_device_destroy(cls, cls_dev, devt) \
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class_simple_device_remove(devt)
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#endif /* HAVE_CLASS_DEVICE_CREATE */
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#endif /* HAVE_DEVICE_CREATE */
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#endif /* _SPL_DEVICE_H */
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