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231 lines
8.2 KiB
231 lines
8.2 KiB
/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */ |
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/*****************************************************************************/ |
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/* |
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* usbdevice_fs.h -- USB device file system. |
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* |
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* Copyright (C) 2000 |
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* Thomas Sailer ([email protected]) |
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* |
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* This program is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; either version 2 of the License, or |
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* (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
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* |
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* History: |
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* 0.1 04.01.2000 Created |
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*/ |
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/*****************************************************************************/ |
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#ifndef _UAPI_LINUX_USBDEVICE_FS_H |
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#define _UAPI_LINUX_USBDEVICE_FS_H |
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#include <linux/types.h> |
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#include <linux/magic.h> |
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/* --------------------------------------------------------------------- */ |
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/* usbdevfs ioctl codes */ |
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struct usbdevfs_ctrltransfer { |
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__u8 bRequestType; |
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__u8 bRequest; |
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__u16 wValue; |
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__u16 wIndex; |
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__u16 wLength; |
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__u32 timeout; /* in milliseconds */ |
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void __user *data; |
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}; |
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struct usbdevfs_bulktransfer { |
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unsigned int ep; |
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unsigned int len; |
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unsigned int timeout; /* in milliseconds */ |
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void __user *data; |
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}; |
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struct usbdevfs_setinterface { |
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unsigned int interface; |
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unsigned int altsetting; |
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}; |
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struct usbdevfs_disconnectsignal { |
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unsigned int signr; |
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void __user *context; |
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}; |
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#define USBDEVFS_MAXDRIVERNAME 255 |
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struct usbdevfs_getdriver { |
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unsigned int interface; |
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char driver[USBDEVFS_MAXDRIVERNAME + 1]; |
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}; |
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struct usbdevfs_connectinfo { |
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unsigned int devnum; |
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unsigned char slow; |
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}; |
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struct usbdevfs_conninfo_ex { |
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__u32 size; /* Size of the structure from the kernel's */ |
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/* point of view. Can be used by userspace */ |
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/* to determine how much data can be */ |
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/* used/trusted. */ |
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__u32 busnum; /* USB bus number, as enumerated by the */ |
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/* kernel, the device is connected to. */ |
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__u32 devnum; /* Device address on the bus. */ |
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__u32 speed; /* USB_SPEED_* constants from ch9.h */ |
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__u8 num_ports; /* Number of ports the device is connected */ |
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/* to on the way to the root hub. It may */ |
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/* be bigger than size of 'ports' array so */ |
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/* userspace can detect overflows. */ |
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__u8 ports[7]; /* List of ports on the way from the root */ |
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/* hub to the device. Current limit in */ |
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/* USB specification is 7 tiers (root hub, */ |
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/* 5 intermediate hubs, device), which */ |
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/* gives at most 6 port entries. */ |
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}; |
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#define USBDEVFS_URB_SHORT_NOT_OK 0x01 |
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#define USBDEVFS_URB_ISO_ASAP 0x02 |
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#define USBDEVFS_URB_BULK_CONTINUATION 0x04 |
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#define USBDEVFS_URB_NO_FSBR 0x20 /* Not used */ |
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#define USBDEVFS_URB_ZERO_PACKET 0x40 |
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#define USBDEVFS_URB_NO_INTERRUPT 0x80 |
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#define USBDEVFS_URB_TYPE_ISO 0 |
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#define USBDEVFS_URB_TYPE_INTERRUPT 1 |
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#define USBDEVFS_URB_TYPE_CONTROL 2 |
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#define USBDEVFS_URB_TYPE_BULK 3 |
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struct usbdevfs_iso_packet_desc { |
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unsigned int length; |
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unsigned int actual_length; |
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unsigned int status; |
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}; |
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struct usbdevfs_urb { |
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unsigned char type; |
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unsigned char endpoint; |
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int status; |
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unsigned int flags; |
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void __user *buffer; |
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int buffer_length; |
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int actual_length; |
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int start_frame; |
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union { |
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int number_of_packets; /* Only used for isoc urbs */ |
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unsigned int stream_id; /* Only used with bulk streams */ |
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}; |
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int error_count; |
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unsigned int signr; /* signal to be sent on completion, |
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or 0 if none should be sent. */ |
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void __user *usercontext; |
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struct usbdevfs_iso_packet_desc iso_frame_desc[0]; |
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}; |
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/* ioctls for talking directly to drivers */ |
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struct usbdevfs_ioctl { |
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int ifno; /* interface 0..N ; negative numbers reserved */ |
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int ioctl_code; /* MUST encode size + direction of data so the |
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* macros in <asm/ioctl.h> give correct values */ |
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void __user *data; /* param buffer (in, or out) */ |
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}; |
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/* You can do most things with hubs just through control messages, |
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* except find out what device connects to what port. */ |
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struct usbdevfs_hub_portinfo { |
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char nports; /* number of downstream ports in this hub */ |
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char port [127]; /* e.g. port 3 connects to device 27 */ |
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}; |
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/* System and bus capability flags */ |
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#define USBDEVFS_CAP_ZERO_PACKET 0x01 |
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#define USBDEVFS_CAP_BULK_CONTINUATION 0x02 |
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#define USBDEVFS_CAP_NO_PACKET_SIZE_LIM 0x04 |
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#define USBDEVFS_CAP_BULK_SCATTER_GATHER 0x08 |
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#define USBDEVFS_CAP_REAP_AFTER_DISCONNECT 0x10 |
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#define USBDEVFS_CAP_MMAP 0x20 |
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#define USBDEVFS_CAP_DROP_PRIVILEGES 0x40 |
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#define USBDEVFS_CAP_CONNINFO_EX 0x80 |
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#define USBDEVFS_CAP_SUSPEND 0x100 |
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/* USBDEVFS_DISCONNECT_CLAIM flags & struct */ |
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/* disconnect-and-claim if the driver matches the driver field */ |
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#define USBDEVFS_DISCONNECT_CLAIM_IF_DRIVER 0x01 |
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/* disconnect-and-claim except when the driver matches the driver field */ |
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#define USBDEVFS_DISCONNECT_CLAIM_EXCEPT_DRIVER 0x02 |
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struct usbdevfs_disconnect_claim { |
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unsigned int interface; |
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unsigned int flags; |
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char driver[USBDEVFS_MAXDRIVERNAME + 1]; |
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}; |
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struct usbdevfs_streams { |
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unsigned int num_streams; /* Not used by USBDEVFS_FREE_STREAMS */ |
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unsigned int num_eps; |
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unsigned char eps[0]; |
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}; |
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/* |
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* USB_SPEED_* values returned by USBDEVFS_GET_SPEED are defined in |
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* linux/usb/ch9.h |
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*/ |
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#define USBDEVFS_CONTROL _IOWR('U', 0, struct usbdevfs_ctrltransfer) |
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#define USBDEVFS_CONTROL32 _IOWR('U', 0, struct usbdevfs_ctrltransfer32) |
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#define USBDEVFS_BULK _IOWR('U', 2, struct usbdevfs_bulktransfer) |
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#define USBDEVFS_BULK32 _IOWR('U', 2, struct usbdevfs_bulktransfer32) |
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#define USBDEVFS_RESETEP _IOR('U', 3, unsigned int) |
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#define USBDEVFS_SETINTERFACE _IOR('U', 4, struct usbdevfs_setinterface) |
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#define USBDEVFS_SETCONFIGURATION _IOR('U', 5, unsigned int) |
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#define USBDEVFS_GETDRIVER _IOW('U', 8, struct usbdevfs_getdriver) |
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#define USBDEVFS_SUBMITURB _IOR('U', 10, struct usbdevfs_urb) |
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#define USBDEVFS_SUBMITURB32 _IOR('U', 10, struct usbdevfs_urb32) |
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#define USBDEVFS_DISCARDURB _IO('U', 11) |
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#define USBDEVFS_REAPURB _IOW('U', 12, void *) |
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#define USBDEVFS_REAPURB32 _IOW('U', 12, __u32) |
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#define USBDEVFS_REAPURBNDELAY _IOW('U', 13, void *) |
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#define USBDEVFS_REAPURBNDELAY32 _IOW('U', 13, __u32) |
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#define USBDEVFS_DISCSIGNAL _IOR('U', 14, struct usbdevfs_disconnectsignal) |
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#define USBDEVFS_DISCSIGNAL32 _IOR('U', 14, struct usbdevfs_disconnectsignal32) |
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#define USBDEVFS_CLAIMINTERFACE _IOR('U', 15, unsigned int) |
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#define USBDEVFS_RELEASEINTERFACE _IOR('U', 16, unsigned int) |
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#define USBDEVFS_CONNECTINFO _IOW('U', 17, struct usbdevfs_connectinfo) |
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#define USBDEVFS_IOCTL _IOWR('U', 18, struct usbdevfs_ioctl) |
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#define USBDEVFS_IOCTL32 _IOWR('U', 18, struct usbdevfs_ioctl32) |
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#define USBDEVFS_HUB_PORTINFO _IOR('U', 19, struct usbdevfs_hub_portinfo) |
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#define USBDEVFS_RESET _IO('U', 20) |
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#define USBDEVFS_CLEAR_HALT _IOR('U', 21, unsigned int) |
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#define USBDEVFS_DISCONNECT _IO('U', 22) |
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#define USBDEVFS_CONNECT _IO('U', 23) |
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#define USBDEVFS_CLAIM_PORT _IOR('U', 24, unsigned int) |
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#define USBDEVFS_RELEASE_PORT _IOR('U', 25, unsigned int) |
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#define USBDEVFS_GET_CAPABILITIES _IOR('U', 26, __u32) |
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#define USBDEVFS_DISCONNECT_CLAIM _IOR('U', 27, struct usbdevfs_disconnect_claim) |
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#define USBDEVFS_ALLOC_STREAMS _IOR('U', 28, struct usbdevfs_streams) |
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#define USBDEVFS_FREE_STREAMS _IOR('U', 29, struct usbdevfs_streams) |
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#define USBDEVFS_DROP_PRIVILEGES _IOW('U', 30, __u32) |
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#define USBDEVFS_GET_SPEED _IO('U', 31) |
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/* |
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* Returns struct usbdevfs_conninfo_ex; length is variable to allow |
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* extending size of the data returned. |
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*/ |
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#define USBDEVFS_CONNINFO_EX(len) _IOC(_IOC_READ, 'U', 32, len) |
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#define USBDEVFS_FORBID_SUSPEND _IO('U', 33) |
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#define USBDEVFS_ALLOW_SUSPEND _IO('U', 34) |
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#define USBDEVFS_WAIT_FOR_RESUME _IO('U', 35) |
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#endif /* _UAPI_LINUX_USBDEVICE_FS_H */
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