patch-2.3.99-pre4 linux/include/linux/usbdevice_fs.h

• Lines: 171
• Date: Mon Apr 10 22:55:08 2000
• Orig file: v2.3.99-pre3/linux/include/linux/usbdevice_fs.h
• Orig date: Wed Dec 31 16:00:00 1969

diff -u --recursive --new-file v2.3.99-pre3/linux/include/linux/usbdevice_fs.h linux/include/linux/usbdevice_fs.h
@@ -0,0 +1,170 @@
+/*****************************************************************************/
+
+/*
+ *	usbdevice_fs.h  --  USB device file system.
+ *
+ *	Copyright (C) 2000
+ *          Thomas Sailer (sailer@ife.ee.ethz.ch)
+ *
+ *	This program is free software; you can redistribute it and/or modify
+ *	it under the terms of the GNU General Public License as published by
+ *	the Free Software Foundation; either version 2 of the License, or
+ *	(at your option) any later version.
+ *
+ *	This program is distributed in the hope that it will be useful,
+ *	but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *	GNU General Public License for more details.
+ *
+ *	You should have received a copy of the GNU General Public License
+ *	along with this program; if not, write to the Free Software
+ *	Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ *  History:
+ *   0.1  04.01.2000  Created
+ *
+ *  $Id: usbdevice_fs.h,v 1.1 2000/01/06 18:40:41 tom Exp $
+ */
+
+/*****************************************************************************/
+
+#ifndef _LINUX_USBDEVICE_FS_H
+#define _LINUX_USBDEVICE_FS_H
+
+/* --------------------------------------------------------------------- */
+
+#define USBDEVICE_SUPER_MAGIC 0x9fa2
+
+/* usbdevfs ioctl codes */
+
+struct usbdevfs_ctrltransfer {
+	__u8 requesttype;
+	__u8 request;
+	__u16 value;
+	__u16 index;
+	__u16 length;
+	__u32 timeout;  /* in milliseconds */
+ 	void *data;
+};
+
+struct usbdevfs_bulktransfer {
+	unsigned int ep;
+	unsigned int len;
+	unsigned int timeout; /* in milliseconds */
+	void *data;
+};
+
+struct usbdevfs_setinterface {
+	unsigned int interface;
+	unsigned int altsetting;
+};
+
+struct usbdevfs_disconnectsignal {
+	unsigned int signr;
+	void *context;
+};
+
+#define USBDEVFS_URB_DISABLE_SPD           1
+#define USBDEVFS_URB_ISO_ASAP              2
+
+#define USBDEVFS_URB_TYPE_ISO		   0
+#define USBDEVFS_URB_TYPE_INTERRUPT	   1
+#define USBDEVFS_URB_TYPE_CONTROL	   2
+#define USBDEVFS_URB_TYPE_BULK		   3
+
+struct usbdevfs_iso_packet_desc {
+	unsigned int length;
+	unsigned int actual_length;
+	unsigned int status;
+};
+
+struct usbdevfs_urb {
+	unsigned char type;
+	unsigned char endpoint;
+	int status;
+	unsigned int flags;
+	void *buffer;
+	int buffer_length;
+	int actual_length;
+	int start_frame;
+	int number_of_packets;
+	int error_count;
+	unsigned int signr;  /* signal to be sent on error, -1 if none should be sent */
+	void *usercontext;
+	struct usbdevfs_iso_packet_desc iso_frame_desc[0];
+};
+
+#define USBDEVFS_CONTROL           _IOWR('U', 0, struct usbdevfs_ctrltransfer)
+#define USBDEVFS_BULK              _IOWR('U', 2, struct usbdevfs_bulktransfer)
+#define USBDEVFS_RESETEP           _IOR('U', 3, unsigned int)
+#define USBDEVFS_SETINTERFACE      _IOR('U', 4, struct usbdevfs_setinterface)
+#define USBDEVFS_SETCONFIGURATION  _IOR('U', 5, unsigned int)
+#define USBDEVFS_SUBMITURB         _IOR('U', 10, struct usbdevfs_urb)
+#define USBDEVFS_DISCARDURB        _IO('U', 11)
+#define USBDEVFS_REAPURB           _IOW('U', 12, void *)
+#define USBDEVFS_REAPURBNDELAY     _IOW('U', 13, void *)
+#define USBDEVFS_DISCSIGNAL        _IOR('U', 14, struct usbdevfs_disconnectsignal)
+#define USBDEVFS_CLAIMINTERFACE    _IOR('U', 15, unsigned int)
+#define USBDEVFS_RELEASEINTERFACE  _IOR('U', 16, unsigned int)
+
+/* --------------------------------------------------------------------- */
+
+#ifdef __KERNEL__
+
+#include <linux/list.h>
+#include <asm/semaphore.h>
+
+/*
+ * inode number macros
+ */
+#define ITYPE(x)   ((x)&(0xf<<28))
+#define ISPECIAL   (0<<28)
+#define IBUS       (1<<28)
+#define IDEVICE    (2<<28)
+#define IBUSNR(x)  (((x)>>8)&0xff)
+#define IDEVNR(x)  ((x)&0xff)
+
+#define IROOT      1
+
+/*
+ * sigh. rwsemaphores do not (yet) work from modules
+ */
+
+#define rw_semaphore semaphore
+#define init_rwsem init_MUTEX
+#define down_read down
+#define down_write down
+#define up_read up
+#define up_write up
+
+
+struct dev_state {
+	struct list_head list;      /* state list */
+	struct rw_semaphore devsem; /* protects modifications to dev (dev == NULL indicating disconnect) */ 
+	struct usb_device *dev;
+	struct file *file;
+	spinlock_t lock;            /* protects the async urb lists */
+	struct list_head async_pending;
+	struct list_head async_completed;
+	wait_queue_head_t wait;     /* wake up if a request completed */
+	unsigned int discsignr;
+	struct task_struct *disctask;
+	void *disccontext;
+	unsigned long ifclaimed;
+};
+
+/* internal methods & data */
+extern struct usb_driver usbdevfs_driver;
+extern struct file_operations usbdevfs_drivers_fops;
+extern struct file_operations usbdevfs_devices_fops;
+extern struct file_operations usbdevfs_device_file_operations;
+extern struct inode_operations usbdevfs_device_inode_operations;
+extern struct inode_operations usbdevfs_bus_inode_operations;
+extern struct file_operations usbdevfs_bus_file_operations;
+extern void usbdevfs_conn_disc_event(void);
+
+
+#endif /* __KERNEL__ */
+
+/* --------------------------------------------------------------------- */
+#endif /* _LINUX_USBDEVICE_FS_H */