/* SPDX-License-Identifier: GPL-2.0 */ /* * Copyright IBM Corp. 2004 All Rights Reserved. * * Tape class device support * * Author: Stefan Bader <shbader@de.ibm.com> * Based on simple class device code by Greg K-H
*/ #ifndef __TAPE_CLASS_H__ #define __TAPE_CLASS_H__
/* * Register a tape device and return a pointer to the tape class device * created by the call. * * device * The pointer to the struct device of the physical (base) device. * dev * The intended major/minor number. The major number may be 0 to * get a dynamic major number. * fops * The pointer to the drivers file operations for the tape device. * device_name * Pointer to the logical device name (will also be used as kobject name * of the cdev). This can also be called the name of the tape class * device. * mode_name * Points to the name of the tape mode. This creates a link with that * name from the physical device to the logical device (class).
*/ struct tape_class_device *register_tape_dev( struct device * device,
dev_t dev, conststruct file_operations *fops, char * device_name, char * node_name
); void unregister_tape_dev(struct device *device, struct tape_class_device *tcd);
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