/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note *//*****************************************************************************/ /* *	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 */ /*****************************************************************************/ #ifndef _UAPI_LINUX_USBDEVICE_FS_H#define _UAPI_LINUX_USBDEVICE_FS_H #include <linux/types.h>#include <linux/magic.h> /* --------------------------------------------------------------------- */ /* usbdevfs ioctl codes */ struct usbdevfs_ctrltransfer {	__u8 bRequestType;	__u8 bRequest;	__u16 wValue;	__u16 wIndex;	__u16 wLength;	__u32 timeout;  /* in milliseconds */ 	void __user *data;}; struct usbdevfs_bulktransfer {	unsigned int ep;	unsigned int len;	unsigned int timeout; /* in milliseconds */	void __user *data;}; struct usbdevfs_setinterface {	unsigned int interface;	unsigned int altsetting;}; struct usbdevfs_disconnectsignal {	unsigned int signr;	void __user *context;}; #define USBDEVFS_MAXDRIVERNAME 255 struct usbdevfs_getdriver {	unsigned int interface;	char driver[USBDEVFS_MAXDRIVERNAME + 1];}; struct usbdevfs_connectinfo {	unsigned int devnum;	unsigned char slow;}; struct usbdevfs_conninfo_ex {	__u32 size;		/* Size of the structure from the kernel's */				/* point of view. Can be used by userspace */				/* to determine how much data can be       */				/* used/trusted.                           */	__u32 busnum;           /* USB bus number, as enumerated by the    */				/* kernel, the device is connected to.     */	__u32 devnum;           /* Device address on the bus.              */	__u32 speed;		/* USB_SPEED_* constants from ch9.h        */	__u8 num_ports;		/* Number of ports the device is connected */				/* to on the way to the root hub. It may   */				/* be bigger than size of 'ports' array so */				/* userspace can detect overflows.         */	__u8 ports[7];		/* List of ports on the way from the root  */				/* hub to the device. Current limit in     */				/* USB specification is 7 tiers (root hub, */				/* 5 intermediate hubs, device), which     */				/* gives at most 6 port entries.           */}; #define USBDEVFS_URB_SHORT_NOT_OK	0x01#define USBDEVFS_URB_ISO_ASAP		0x02#define USBDEVFS_URB_BULK_CONTINUATION	0x04#define USBDEVFS_URB_NO_FSBR		0x20	/* Not used */#define USBDEVFS_URB_ZERO_PACKET	0x40#define USBDEVFS_URB_NO_INTERRUPT	0x80 #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 __user *buffer;	int buffer_length;	int actual_length;	int start_frame;	union {		int number_of_packets;	/* Only used for isoc urbs */		unsigned int stream_id;	/* Only used with bulk streams */	};	int error_count;	unsigned int signr;	/* signal to be sent on completion,				  or 0 if none should be sent. */	void __user *usercontext;	struct usbdevfs_iso_packet_desc iso_frame_desc[0];}; /* ioctls for talking directly to drivers */struct usbdevfs_ioctl {	int	ifno;		/* interface 0..N ; negative numbers reserved */	int	ioctl_code;	/* MUST encode size + direction of data so the				 * macros in <asm/ioctl.h> give correct values */	void __user *data;	/* param buffer (in, or out) */}; /* You can do most things with hubs just through control messages, * except find out what device connects to what port. */struct usbdevfs_hub_portinfo {	char nports;		/* number of downstream ports in this hub */	char port [127];	/* e.g. port 3 connects to device 27 */}; /* System and bus capability flags */#define USBDEVFS_CAP_ZERO_PACKET		0x01#define USBDEVFS_CAP_BULK_CONTINUATION		0x02#define USBDEVFS_CAP_NO_PACKET_SIZE_LIM		0x04#define USBDEVFS_CAP_BULK_SCATTER_GATHER	0x08#define USBDEVFS_CAP_REAP_AFTER_DISCONNECT	0x10#define USBDEVFS_CAP_MMAP			0x20#define USBDEVFS_CAP_DROP_PRIVILEGES		0x40#define USBDEVFS_CAP_CONNINFO_EX		0x80#define USBDEVFS_CAP_SUSPEND			0x100 /* USBDEVFS_DISCONNECT_CLAIM flags & struct */ /* disconnect-and-claim if the driver matches the driver field */#define USBDEVFS_DISCONNECT_CLAIM_IF_DRIVER	0x01/* disconnect-and-claim except when the driver matches the driver field */#define USBDEVFS_DISCONNECT_CLAIM_EXCEPT_DRIVER	0x02 struct usbdevfs_disconnect_claim {	unsigned int interface;	unsigned int flags;	char driver[USBDEVFS_MAXDRIVERNAME + 1];}; struct usbdevfs_streams {	unsigned int num_streams; /* Not used by USBDEVFS_FREE_STREAMS */	unsigned int num_eps;	unsigned char eps[0];}; /* * USB_SPEED_* values returned by USBDEVFS_GET_SPEED are defined in * linux/usb/ch9.h */ #define USBDEVFS_CONTROL           _IOWR('U', 0, struct usbdevfs_ctrltransfer)#define USBDEVFS_CONTROL32           _IOWR('U', 0, struct usbdevfs_ctrltransfer32)#define USBDEVFS_BULK              _IOWR('U', 2, struct usbdevfs_bulktransfer)#define USBDEVFS_BULK32              _IOWR('U', 2, struct usbdevfs_bulktransfer32)#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_GETDRIVER         _IOW('U', 8, struct usbdevfs_getdriver)#define USBDEVFS_SUBMITURB         _IOR('U', 10, struct usbdevfs_urb)#define USBDEVFS_SUBMITURB32       _IOR('U', 10, struct usbdevfs_urb32)#define USBDEVFS_DISCARDURB        _IO('U', 11)#define USBDEVFS_REAPURB           _IOW('U', 12, void *)#define USBDEVFS_REAPURB32         _IOW('U', 12, __u32)#define USBDEVFS_REAPURBNDELAY     _IOW('U', 13, void *)#define USBDEVFS_REAPURBNDELAY32   _IOW('U', 13, __u32)#define USBDEVFS_DISCSIGNAL        _IOR('U', 14, struct usbdevfs_disconnectsignal)#define USBDEVFS_DISCSIGNAL32      _IOR('U', 14, struct usbdevfs_disconnectsignal32)#define USBDEVFS_CLAIMINTERFACE    _IOR('U', 15, unsigned int)#define USBDEVFS_RELEASEINTERFACE  _IOR('U', 16, unsigned int)#define USBDEVFS_CONNECTINFO       _IOW('U', 17, struct usbdevfs_connectinfo)#define USBDEVFS_IOCTL             _IOWR('U', 18, struct usbdevfs_ioctl)#define USBDEVFS_IOCTL32           _IOWR('U', 18, struct usbdevfs_ioctl32)#define USBDEVFS_HUB_PORTINFO      _IOR('U', 19, struct usbdevfs_hub_portinfo)#define USBDEVFS_RESET             _IO('U', 20)#define USBDEVFS_CLEAR_HALT        _IOR('U', 21, unsigned int)#define USBDEVFS_DISCONNECT        _IO('U', 22)#define USBDEVFS_CONNECT           _IO('U', 23)#define USBDEVFS_CLAIM_PORT        _IOR('U', 24, unsigned int)#define USBDEVFS_RELEASE_PORT      _IOR('U', 25, unsigned int)#define USBDEVFS_GET_CAPABILITIES  _IOR('U', 26, __u32)#define USBDEVFS_DISCONNECT_CLAIM  _IOR('U', 27, struct usbdevfs_disconnect_claim)#define USBDEVFS_ALLOC_STREAMS     _IOR('U', 28, struct usbdevfs_streams)#define USBDEVFS_FREE_STREAMS      _IOR('U', 29, struct usbdevfs_streams)#define USBDEVFS_DROP_PRIVILEGES   _IOW('U', 30, __u32)#define USBDEVFS_GET_SPEED         _IO('U', 31)/* * Returns struct usbdevfs_conninfo_ex; length is variable to allow * extending size of the data returned. */#define USBDEVFS_CONNINFO_EX(len)  _IOC(_IOC_READ, 'U', 32, len)#define USBDEVFS_FORBID_SUSPEND    _IO('U', 33)#define USBDEVFS_ALLOW_SUSPEND     _IO('U', 34)#define USBDEVFS_WAIT_FOR_RESUME   _IO('U', 35) #endif /* _UAPI_LINUX_USBDEVICE_FS_H */