mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-11-30 11:46:40 +07:00
bc59462b80
This trivial documentation patch corrects a comment in usbdevice_fs.h; it previously suggested that the signal would only be sent on error, but I am told that it is sent on both successful and unsuccessful completion, and that zero indicates that no signal should be sent. Signed-off-by: Phil Endecott <spam_from_usb_devel@chezphil.org> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
178 lines
5.4 KiB
C
178 lines
5.4 KiB
C
/*****************************************************************************/
|
|
|
|
/*
|
|
* 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
|
|
|
|
#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;
|
|
};
|
|
|
|
#define USBDEVFS_URB_SHORT_NOT_OK 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 __user *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 completion,
|
|
or 0 if none should be sent. */
|
|
void *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 */
|
|
};
|
|
|
|
#ifdef __KERNEL__
|
|
#ifdef CONFIG_COMPAT
|
|
#include <linux/compat.h>
|
|
struct usbdevfs_urb32 {
|
|
unsigned char type;
|
|
unsigned char endpoint;
|
|
compat_int_t status;
|
|
compat_uint_t flags;
|
|
compat_caddr_t buffer;
|
|
compat_int_t buffer_length;
|
|
compat_int_t actual_length;
|
|
compat_int_t start_frame;
|
|
compat_int_t number_of_packets;
|
|
compat_int_t error_count;
|
|
compat_uint_t signr;
|
|
compat_caddr_t usercontext; /* unused */
|
|
struct usbdevfs_iso_packet_desc iso_frame_desc[0];
|
|
};
|
|
|
|
struct usbdevfs_ioctl32 {
|
|
s32 ifno;
|
|
s32 ioctl_code;
|
|
compat_caddr_t data;
|
|
};
|
|
#endif
|
|
#endif /* __KERNEL__ */
|
|
|
|
#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_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_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)
|
|
#endif /* _LINUX_USBDEVICE_FS_H */
|