freebsd-dev/sys/dev/usb/usb_ioctl.h
Hans Petter Selasky 4631d7f717 Increase the maximum user-space buffer size from 256kBytes to 32MBytes for
libusb. This is useful for speeding up large data transfers while reducing
the interrupt rate.

Found at:	EuroBSDcon 2019
MFC after:	1 week
Sponsored by:	Mellanox Technologies
2019-09-20 11:00:02 +00:00

350 lines
12 KiB
C

/* $FreeBSD$ */
/*-
* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
*
* Copyright (c) 2008 Hans Petter Selasky. All rights reserved.
* Copyright (c) 1998 The NetBSD Foundation, Inc. All rights reserved.
* Copyright (c) 1998 Lennart Augustsson. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#ifndef _USB_IOCTL_H_
#define _USB_IOCTL_H_
#ifndef USB_GLOBAL_INCLUDE_FILE
#include <sys/ioccom.h>
#include <sys/cdefs.h>
/* Building "kdump" depends on these includes */
#include <dev/usb/usb_endian.h>
#include <dev/usb/usb.h>
#endif
#define USB_DEVICE_NAME "usbctl"
#define USB_DEVICE_DIR "usb"
#define USB_GENERIC_NAME "ugen"
#define USB_TEMPLATE_SYSCTL "hw.usb.template" /* integer type */
/*
* Align IOCTL structures to hide differences when running 32-bit
* programs under 64-bit kernels:
*/
#ifdef COMPAT_32BIT
#define USB_IOCTL_STRUCT_ALIGN(n) __aligned(n)
#else
#define USB_IOCTL_STRUCT_ALIGN(n)
#endif
/* Definition of valid template sysctl values */
enum {
USB_TEMP_MSC, /* USB Mass Storage */
USB_TEMP_CDCE, /* USB CDC Ethernet */
USB_TEMP_MTP, /* Message Transfer Protocol */
USB_TEMP_MODEM, /* USB CDC Modem */
USB_TEMP_AUDIO, /* USB Audio */
USB_TEMP_KBD, /* USB Keyboard */
USB_TEMP_MOUSE, /* USB Mouse */
USB_TEMP_PHONE, /* USB Phone */
USB_TEMP_SERIALNET, /* USB CDC Ethernet and Modem */
USB_TEMP_MIDI, /* USB MIDI */
USB_TEMP_MULTI, /* USB Ethernet, serial, and storage */
USB_TEMP_CDCEEM, /* USB Ethernet Emulation Model */
USB_TEMP_MAX,
};
struct usb_read_dir {
#ifdef COMPAT_32BIT
uint64_t urd_data;
#else
void *urd_data;
#endif
uint32_t urd_startentry;
uint32_t urd_maxlen;
} USB_IOCTL_STRUCT_ALIGN(8);
struct usb_ctl_request {
#ifdef COMPAT_32BIT
uint64_t ucr_data;
#else
void *ucr_data;
#endif
uint16_t ucr_flags;
uint16_t ucr_actlen; /* actual length transferred */
uint8_t ucr_addr; /* zero - currently not used */
struct usb_device_request ucr_request;
} USB_IOCTL_STRUCT_ALIGN(8);
struct usb_alt_interface {
uint8_t uai_interface_index;
uint8_t uai_alt_index;
} USB_IOCTL_STRUCT_ALIGN(1);
struct usb_gen_descriptor {
#ifdef COMPAT_32BIT
uint64_t ugd_data;
#else
void *ugd_data;
#endif
uint16_t ugd_lang_id;
uint16_t ugd_maxlen;
uint16_t ugd_actlen;
uint16_t ugd_offset;
uint8_t ugd_config_index;
uint8_t ugd_string_index;
uint8_t ugd_iface_index;
uint8_t ugd_altif_index;
uint8_t ugd_endpt_index;
uint8_t ugd_report_type;
uint8_t reserved[8];
} USB_IOCTL_STRUCT_ALIGN(8);
struct usb_device_info {
uint16_t udi_productNo;
uint16_t udi_vendorNo;
uint16_t udi_releaseNo;
uint16_t udi_power; /* power consumption in mA, 0 if
* selfpowered */
uint8_t udi_bus;
uint8_t udi_addr; /* device address */
uint8_t udi_index; /* device index */
uint8_t udi_class;
uint8_t udi_subclass;
uint8_t udi_protocol;
uint8_t udi_config_no; /* current config number */
uint8_t udi_config_index; /* current config index */
uint8_t udi_speed; /* see "USB_SPEED_XXX" */
uint8_t udi_mode; /* see "USB_MODE_XXX" */
uint8_t udi_nports;
uint8_t udi_hubaddr; /* parent HUB address */
uint8_t udi_hubindex; /* parent HUB device index */
uint8_t udi_hubport; /* parent HUB port */
uint8_t udi_power_mode; /* see "USB_POWER_MODE_XXX" */
uint8_t udi_suspended; /* set if device is suspended */
uint8_t udi_reserved[16]; /* leave space for the future */
char udi_product[128];
char udi_vendor[128];
char udi_serial[64];
char udi_release[8];
} USB_IOCTL_STRUCT_ALIGN(2);
#define USB_DEVICE_PORT_PATH_MAX 32
struct usb_device_port_path {
uint8_t udp_bus; /* which bus we are on */
uint8_t udp_index; /* which device index */
uint8_t udp_port_level; /* how many levels: 0, 1, 2 ... */
uint8_t udp_port_no[USB_DEVICE_PORT_PATH_MAX];
} USB_IOCTL_STRUCT_ALIGN(1);
struct usb_device_stats {
uint32_t uds_requests_ok[4]; /* Indexed by transfer type UE_XXX */
uint32_t uds_requests_fail[4]; /* Indexed by transfer type UE_XXX */
} USB_IOCTL_STRUCT_ALIGN(4);
struct usb_fs_start {
uint8_t ep_index;
} USB_IOCTL_STRUCT_ALIGN(1);
struct usb_fs_stop {
uint8_t ep_index;
} USB_IOCTL_STRUCT_ALIGN(1);
struct usb_fs_complete {
uint8_t ep_index;
} USB_IOCTL_STRUCT_ALIGN(1);
/* This structure is used for all endpoint types */
struct usb_fs_endpoint {
/*
* NOTE: isochronous USB transfer only use one buffer, but can have
* multiple frame lengths !
*/
#ifdef COMPAT_32BIT
uint64_t ppBuffer;
uint64_t pLength;
#else
void **ppBuffer; /* pointer to userland buffers */
uint32_t *pLength; /* pointer to frame lengths, updated
* to actual length */
#endif
uint32_t nFrames; /* number of frames */
uint32_t aFrames; /* actual number of frames */
uint16_t flags;
/* a single short frame will terminate */
#define USB_FS_FLAG_SINGLE_SHORT_OK 0x0001
/* multiple short frames are allowed */
#define USB_FS_FLAG_MULTI_SHORT_OK 0x0002
/* all frame(s) transmitted are short terminated */
#define USB_FS_FLAG_FORCE_SHORT 0x0004
/* will do a clear-stall before xfer */
#define USB_FS_FLAG_CLEAR_STALL 0x0008
uint16_t timeout; /* in milliseconds */
/* isocronous completion time in milliseconds - used for echo cancel */
uint16_t isoc_time_complete;
/* timeout value for no timeout */
#define USB_FS_TIMEOUT_NONE 0
int status; /* see USB_ERR_XXX */
} USB_IOCTL_STRUCT_ALIGN(8);
struct usb_fs_init {
/* userland pointer to endpoints structure */
#ifdef COMPAT_32BIT
uint64_t pEndpoints;
#else
struct usb_fs_endpoint *pEndpoints;
#endif
/* maximum number of endpoints */
uint8_t ep_index_max;
} USB_IOCTL_STRUCT_ALIGN(8);
struct usb_fs_uninit {
uint8_t dummy; /* zero */
} USB_IOCTL_STRUCT_ALIGN(1);
struct usb_fs_open {
#define USB_FS_MAX_BUFSIZE (1 << 25) /* 32 MBytes */
uint32_t max_bufsize;
#define USB_FS_MAX_FRAMES (1U << 12)
#define USB_FS_MAX_FRAMES_PRE_SCALE (1U << 31) /* for ISOCHRONOUS transfers */
uint32_t max_frames; /* read and write */
uint16_t max_packet_length; /* read only */
uint8_t dev_index; /* currently unused */
uint8_t ep_index;
uint8_t ep_no; /* bEndpointNumber */
} USB_IOCTL_STRUCT_ALIGN(4);
struct usb_fs_open_stream {
struct usb_fs_open fs_open;
uint16_t stream_id; /* stream ID */
} USB_IOCTL_STRUCT_ALIGN(4);
struct usb_fs_close {
uint8_t ep_index;
} USB_IOCTL_STRUCT_ALIGN(1);
struct usb_fs_clear_stall_sync {
uint8_t ep_index;
} USB_IOCTL_STRUCT_ALIGN(1);
struct usb_gen_quirk {
uint16_t index; /* Quirk Index */
uint16_t vid; /* Vendor ID */
uint16_t pid; /* Product ID */
uint16_t bcdDeviceLow; /* Low Device Revision */
uint16_t bcdDeviceHigh; /* High Device Revision */
uint16_t reserved[2];
/*
* String version of quirk including terminating zero. See
* UQ_XXX in "usb_quirk.h".
*/
char quirkname[64 - 14];
} USB_IOCTL_STRUCT_ALIGN(2);
/* USB controller */
#define USB_REQUEST _IOWR('U', 1, struct usb_ctl_request)
#define USB_SETDEBUG _IOW ('U', 2, int)
#define USB_DISCOVER _IO ('U', 3)
#define USB_DEVICEINFO _IOWR('U', 4, struct usb_device_info)
#define USB_DEVICESTATS _IOR ('U', 5, struct usb_device_stats)
#define USB_DEVICEENUMERATE _IOW ('U', 6, int)
/* Generic HID device */
#define USB_GET_REPORT_DESC _IOWR('U', 21, struct usb_gen_descriptor)
#define USB_SET_IMMED _IOW ('U', 22, int)
#define USB_GET_REPORT _IOWR('U', 23, struct usb_gen_descriptor)
#define USB_SET_REPORT _IOW ('U', 24, struct usb_gen_descriptor)
#define USB_GET_REPORT_ID _IOR ('U', 25, int)
/* Generic USB device */
#define USB_GET_CONFIG _IOR ('U', 100, int)
#define USB_SET_CONFIG _IOW ('U', 101, int)
#define USB_GET_ALTINTERFACE _IOWR('U', 102, struct usb_alt_interface)
#define USB_SET_ALTINTERFACE _IOWR('U', 103, struct usb_alt_interface)
#define USB_GET_DEVICE_DESC _IOR ('U', 105, struct usb_device_descriptor)
#define USB_GET_CONFIG_DESC _IOR ('U', 106, struct usb_config_descriptor)
#define USB_GET_RX_INTERFACE_DESC _IOR ('U', 107, struct usb_interface_descriptor)
#define USB_GET_RX_ENDPOINT_DESC _IOR ('U', 108, struct usb_endpoint_descriptor)
#define USB_GET_FULL_DESC _IOWR('U', 109, struct usb_gen_descriptor)
#define USB_GET_STRING_DESC _IOWR('U', 110, struct usb_gen_descriptor)
#define USB_DO_REQUEST _IOWR('U', 111, struct usb_ctl_request)
#define USB_GET_DEVICEINFO _IOR ('U', 112, struct usb_device_info)
#define USB_SET_RX_SHORT_XFER _IOW ('U', 113, int)
#define USB_SET_RX_TIMEOUT _IOW ('U', 114, int)
#define USB_GET_RX_FRAME_SIZE _IOR ('U', 115, int)
#define USB_GET_RX_BUFFER_SIZE _IOR ('U', 117, int)
#define USB_SET_RX_BUFFER_SIZE _IOW ('U', 118, int)
#define USB_SET_RX_STALL_FLAG _IOW ('U', 119, int)
#define USB_SET_TX_STALL_FLAG _IOW ('U', 120, int)
#define USB_GET_IFACE_DRIVER _IOWR('U', 121, struct usb_gen_descriptor)
#define USB_CLAIM_INTERFACE _IOW ('U', 122, int)
#define USB_RELEASE_INTERFACE _IOW ('U', 123, int)
#define USB_IFACE_DRIVER_ACTIVE _IOW ('U', 124, int)
#define USB_IFACE_DRIVER_DETACH _IOW ('U', 125, int)
#define USB_GET_PLUGTIME _IOR ('U', 126, uint32_t)
#define USB_READ_DIR _IOW ('U', 127, struct usb_read_dir)
/* 128 - 133 unused */
#define USB_GET_DEV_PORT_PATH _IOR ('U', 134, struct usb_device_port_path)
#define USB_GET_POWER_USAGE _IOR ('U', 135, int)
#define USB_SET_TX_FORCE_SHORT _IOW ('U', 136, int)
#define USB_SET_TX_TIMEOUT _IOW ('U', 137, int)
#define USB_GET_TX_FRAME_SIZE _IOR ('U', 138, int)
#define USB_GET_TX_BUFFER_SIZE _IOR ('U', 139, int)
#define USB_SET_TX_BUFFER_SIZE _IOW ('U', 140, int)
#define USB_GET_TX_INTERFACE_DESC _IOR ('U', 141, struct usb_interface_descriptor)
#define USB_GET_TX_ENDPOINT_DESC _IOR ('U', 142, struct usb_endpoint_descriptor)
#define USB_SET_PORT_ENABLE _IOW ('U', 143, int)
#define USB_SET_PORT_DISABLE _IOW ('U', 144, int)
#define USB_SET_POWER_MODE _IOW ('U', 145, int)
#define USB_GET_POWER_MODE _IOR ('U', 146, int)
#define USB_SET_TEMPLATE _IOW ('U', 147, int)
#define USB_GET_TEMPLATE _IOR ('U', 148, int)
/* Modem device */
#define USB_GET_CM_OVER_DATA _IOR ('U', 180, int)
#define USB_SET_CM_OVER_DATA _IOW ('U', 181, int)
/* GPIO control */
#define USB_GET_GPIO _IOR ('U', 182, int)
#define USB_SET_GPIO _IOW ('U', 183, int)
/* USB file system interface */
#define USB_FS_START _IOW ('U', 192, struct usb_fs_start)
#define USB_FS_STOP _IOW ('U', 193, struct usb_fs_stop)
#define USB_FS_COMPLETE _IOR ('U', 194, struct usb_fs_complete)
#define USB_FS_INIT _IOW ('U', 195, struct usb_fs_init)
#define USB_FS_UNINIT _IOW ('U', 196, struct usb_fs_uninit)
#define USB_FS_OPEN _IOWR('U', 197, struct usb_fs_open)
#define USB_FS_CLOSE _IOW ('U', 198, struct usb_fs_close)
#define USB_FS_CLEAR_STALL_SYNC _IOW ('U', 199, struct usb_fs_clear_stall_sync)
#define USB_FS_OPEN_STREAM _IOWR('U', 200, struct usb_fs_open_stream)
/* USB quirk system interface */
#define USB_DEV_QUIRK_GET _IOWR('Q', 0, struct usb_gen_quirk)
#define USB_QUIRK_NAME_GET _IOWR('Q', 1, struct usb_gen_quirk)
#define USB_DEV_QUIRK_ADD _IOW ('Q', 2, struct usb_gen_quirk)
#define USB_DEV_QUIRK_REMOVE _IOW ('Q', 3, struct usb_gen_quirk)
#endif /* _USB_IOCTL_H_ */