1 /* $NetBSD: usbdi.h,v 1.76 2008/04/28 20:24:01 martin Exp $ */ 2 /* $FreeBSD: src/sys/dev/usb/usbdi.h,v 1.18 1999/11/17 22:33:49 n_hibma Exp $ */ 3 4 /* 5 * Copyright (c) 1998 The NetBSD Foundation, Inc. 6 * All rights reserved. 7 * 8 * This code is derived from software contributed to The NetBSD Foundation 9 * by Lennart Augustsson (lennart@augustsson.net) at 10 * Carlstedt Research & Technology. 11 * 12 * Redistribution and use in source and binary forms, with or without 13 * modification, are permitted provided that the following conditions 14 * are met: 15 * 1. Redistributions of source code must retain the above copyright 16 * notice, this list of conditions and the following disclaimer. 17 * 2. Redistributions in binary form must reproduce the above copyright 18 * notice, this list of conditions and the following disclaimer in the 19 * documentation and/or other materials provided with the distribution. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 22 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 23 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 24 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 25 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 26 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 27 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 28 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 29 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 30 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 31 * POSSIBILITY OF SUCH DAMAGE. 32 */ 33 34 #ifndef _USBDI_H_ 35 #define _USBDI_H_ 36 37 typedef struct usbd_bus *usbd_bus_handle; 38 typedef struct usbd_device *usbd_device_handle; 39 typedef struct usbd_interface *usbd_interface_handle; 40 typedef struct usbd_pipe *usbd_pipe_handle; 41 typedef struct usbd_xfer *usbd_xfer_handle; 42 typedef void *usbd_private_handle; 43 44 typedef enum { /* keep in sync with usbd_status_msgs */ 45 USBD_NORMAL_COMPLETION = 0, /* must be 0 */ 46 USBD_IN_PROGRESS, /* 1 */ 47 /* errors */ 48 USBD_PENDING_REQUESTS, /* 2 */ 49 USBD_NOT_STARTED, /* 3 */ 50 USBD_INVAL, /* 4 */ 51 USBD_NOMEM, /* 5 */ 52 USBD_CANCELLED, /* 6 */ 53 USBD_BAD_ADDRESS, /* 7 */ 54 USBD_IN_USE, /* 8 */ 55 USBD_NO_ADDR, /* 9 */ 56 USBD_SET_ADDR_FAILED, /* 10 */ 57 USBD_NO_POWER, /* 11 */ 58 USBD_TOO_DEEP, /* 12 */ 59 USBD_IOERROR, /* 13 */ 60 USBD_NOT_CONFIGURED, /* 14 */ 61 USBD_TIMEOUT, /* 15 */ 62 USBD_SHORT_XFER, /* 16 */ 63 USBD_STALLED, /* 17 */ 64 USBD_INTERRUPTED, /* 18 */ 65 66 USBD_ERROR_MAX /* must be last */ 67 } usbd_status; 68 69 typedef void (*usbd_callback)(usbd_xfer_handle, usbd_private_handle, 70 usbd_status); 71 72 /* Open flags */ 73 #define USBD_EXCLUSIVE_USE 0x01 74 75 /* Use default (specified by ep. desc.) interval on interrupt pipe */ 76 #define USBD_DEFAULT_INTERVAL (-1) 77 78 /* Request flags */ 79 #define USBD_NO_COPY 0x01 /* do not copy data to DMA buffer */ 80 #define USBD_SYNCHRONOUS 0x02 /* wait for completion */ 81 /* in usb.h #define USBD_SHORT_XFER_OK 0x04*/ /* allow short reads */ 82 #define USBD_FORCE_SHORT_XFER 0x08 /* force last short packet on write */ 83 84 #define USBD_NO_TIMEOUT 0 85 #define USBD_DEFAULT_TIMEOUT 5000 /* ms = 5 s */ 86 87 #if defined(__FreeBSD__) 88 #define USB_CDEV_MAJOR 108 89 #endif 90 91 #define DEVINFOSIZE 1024 92 93 usbd_status usbd_open_pipe(usbd_interface_handle, u_int8_t, 94 u_int8_t, usbd_pipe_handle *); 95 usbd_status usbd_close_pipe(usbd_pipe_handle); 96 usbd_status usbd_transfer(usbd_xfer_handle); 97 usbd_xfer_handle usbd_alloc_xfer(usbd_device_handle); 98 usbd_status usbd_free_xfer(usbd_xfer_handle); 99 void usbd_setup_xfer(usbd_xfer_handle, usbd_pipe_handle, 100 usbd_private_handle, void *, 101 u_int32_t, u_int16_t, u_int32_t, 102 usbd_callback); 103 void usbd_setup_default_xfer(usbd_xfer_handle, usbd_device_handle, 104 usbd_private_handle, u_int32_t, 105 usb_device_request_t *, void *, 106 u_int32_t, u_int16_t, usbd_callback); 107 void usbd_setup_isoc_xfer(usbd_xfer_handle, usbd_pipe_handle, 108 usbd_private_handle, u_int16_t *, 109 u_int32_t, u_int16_t, usbd_callback); 110 void usbd_get_xfer_status(usbd_xfer_handle, usbd_private_handle *, 111 void **, u_int32_t *, usbd_status *); 112 usb_endpoint_descriptor_t *usbd_interface2endpoint_descriptor 113 (usbd_interface_handle, u_int8_t); 114 usbd_status usbd_abort_pipe(usbd_pipe_handle); 115 usbd_status usbd_clear_endpoint_stall(usbd_pipe_handle); 116 usbd_status usbd_clear_endpoint_stall_async(usbd_pipe_handle); 117 void usbd_clear_endpoint_toggle(usbd_pipe_handle); 118 usbd_status usbd_endpoint_count(usbd_interface_handle, u_int8_t *); 119 usbd_status usbd_interface_count(usbd_device_handle, u_int8_t *); 120 void usbd_interface2device_handle(usbd_interface_handle, 121 usbd_device_handle *); 122 usbd_status usbd_device2interface_handle(usbd_device_handle, 123 u_int8_t, usbd_interface_handle *); 124 125 usbd_device_handle usbd_pipe2device_handle(usbd_pipe_handle); 126 void *usbd_alloc_buffer(usbd_xfer_handle, u_int32_t); 127 void usbd_free_buffer(usbd_xfer_handle); 128 void *usbd_get_buffer(usbd_xfer_handle); 129 usbd_status usbd_sync_transfer(usbd_xfer_handle); 130 usbd_status usbd_open_pipe_intr(usbd_interface_handle, u_int8_t, 131 u_int8_t, usbd_pipe_handle *, 132 usbd_private_handle, void *, 133 u_int32_t, usbd_callback, int); 134 usbd_status usbd_do_request(usbd_device_handle, usb_device_request_t *, void *); 135 usbd_status usbd_do_request_async(usbd_device_handle, 136 usb_device_request_t *, void *); 137 usbd_status usbd_do_request_flags(usbd_device_handle, usb_device_request_t *, 138 void *, u_int16_t, int*, u_int32_t); 139 usbd_status usbd_do_request_flags_pipe(usbd_device_handle, usbd_pipe_handle, 140 usb_device_request_t *, void *, u_int16_t, int *, u_int32_t); 141 usb_interface_descriptor_t *usbd_get_interface_descriptor 142 (usbd_interface_handle); 143 usb_config_descriptor_t *usbd_get_config_descriptor(usbd_device_handle); 144 usb_device_descriptor_t *usbd_get_device_descriptor(usbd_device_handle); 145 usbd_status usbd_set_interface(usbd_interface_handle, int); 146 int usbd_get_no_alts(usb_config_descriptor_t *, int); 147 usbd_status usbd_get_interface(usbd_interface_handle, u_int8_t *); 148 void usbd_fill_deviceinfo(usbd_device_handle, struct usb_device_info *, int); 149 #ifdef COMPAT_30 150 void usbd_fill_deviceinfo_old(usbd_device_handle, struct usb_device_info_old *, 151 int); 152 #endif 153 int usbd_get_interface_altindex(usbd_interface_handle); 154 155 usb_interface_descriptor_t *usbd_find_idesc(usb_config_descriptor_t *, 156 int, int); 157 usb_endpoint_descriptor_t *usbd_find_edesc(usb_config_descriptor_t *, 158 int, int, int); 159 160 void usbd_dopoll(usbd_interface_handle); 161 void usbd_set_polling(usbd_device_handle, int); 162 163 const char *usbd_errstr(usbd_status); 164 165 void usbd_add_dev_event(int, usbd_device_handle); 166 void usbd_add_drv_event(int, usbd_device_handle, device_ptr_t); 167 168 char *usbd_devinfo_alloc(usbd_device_handle, int); 169 void usbd_devinfo_free(char *); 170 171 const struct usbd_quirks *usbd_get_quirks(usbd_device_handle); 172 usb_endpoint_descriptor_t *usbd_get_endpoint_descriptor 173 (usbd_interface_handle, u_int8_t); 174 175 usbd_status usbd_reload_device_desc(usbd_device_handle); 176 177 int usbd_ratecheck(struct timeval *); 178 179 usbd_status usbd_get_string(usbd_device_handle, int, char *); 180 usbd_status usbd_get_string0(usbd_device_handle, int, char *, int); 181 182 /* An iterator for descriptors. */ 183 typedef struct { 184 const uByte *cur; 185 const uByte *end; 186 } usbd_desc_iter_t; 187 void usb_desc_iter_init(usbd_device_handle, usbd_desc_iter_t *); 188 const usb_descriptor_t *usb_desc_iter_next(usbd_desc_iter_t *); 189 190 /* 191 * The usb_task structs form a queue of things to run in the USB event 192 * thread. Normally this is just device discovery when a connect/disconnect 193 * has been detected. But it may also be used by drivers that need to 194 * perform (short) tasks that must have a process context. 195 */ 196 struct usb_task { 197 TAILQ_ENTRY(usb_task) next; 198 void (*fun)(void *); 199 void *arg; 200 int queue; 201 }; 202 #define USB_TASKQ_HC 0 203 #define USB_TASKQ_DRIVER 1 204 #define USB_NUM_TASKQS 2 205 #define USB_TASKQ_NAMES {"usbtask-hc", "usbtask-dr"} 206 207 void usb_add_task(usbd_device_handle, struct usb_task *, int); 208 void usb_rem_task(usbd_device_handle, struct usb_task *); 209 #define usb_init_task(t, f, a) ((t)->fun = (f), (t)->arg = (a), (t)->queue = -1) 210 211 struct usb_devno { 212 u_int16_t ud_vendor; 213 u_int16_t ud_product; 214 }; 215 const struct usb_devno *usb_match_device(const struct usb_devno *, 216 u_int, u_int, u_int16_t, u_int16_t); 217 #define usb_lookup(tbl, vendor, product) \ 218 usb_match_device((const struct usb_devno *)(tbl), sizeof (tbl) / sizeof ((tbl)[0]), sizeof ((tbl)[0]), (vendor), (product)) 219 #define USB_PRODUCT_ANY 0xffff 220 221 /* NetBSD attachment information */ 222 223 /* Attach data */ 224 struct usb_attach_arg { 225 int port; 226 int vendor; 227 int product; 228 int release; 229 usbd_device_handle device; /* current device */ 230 int class, subclass, proto; 231 int usegeneric; 232 }; 233 234 struct usbif_attach_arg { 235 int port; 236 int configno; 237 int ifaceno; 238 int vendor; 239 int product; 240 int release; 241 usbd_device_handle device; /* current device */ 242 243 usbd_interface_handle iface; /* current interface */ 244 int class, subclass, proto; 245 246 /* XXX need accounting for interfaces not matched to */ 247 248 usbd_interface_handle *ifaces; /* all interfaces */ 249 int nifaces; /* number of interfaces */ 250 }; 251 252 /* Match codes. */ 253 #define UMATCH_HIGHEST 15 254 /* First five codes is for a whole device. */ 255 #define UMATCH_VENDOR_PRODUCT_REV 14 256 #define UMATCH_VENDOR_PRODUCT 13 257 #define UMATCH_VENDOR_DEVCLASS_DEVPROTO 12 258 #define UMATCH_DEVCLASS_DEVSUBCLASS_DEVPROTO 11 259 #define UMATCH_DEVCLASS_DEVSUBCLASS 10 260 /* Next six codes are for interfaces. */ 261 #define UMATCH_VENDOR_PRODUCT_REV_CONF_IFACE 9 262 #define UMATCH_VENDOR_PRODUCT_CONF_IFACE 8 263 #define UMATCH_VENDOR_IFACESUBCLASS_IFACEPROTO 7 264 #define UMATCH_VENDOR_IFACESUBCLASS 6 265 #define UMATCH_IFACECLASS_IFACESUBCLASS_IFACEPROTO 5 266 #define UMATCH_IFACECLASS_IFACESUBCLASS 4 267 #define UMATCH_IFACECLASS 3 268 #define UMATCH_IFACECLASS_GENERIC 2 269 /* Generic driver */ 270 #define UMATCH_GENERIC 1 271 /* No match */ 272 #define UMATCH_NONE 0 273 274 /* XXX Perhaps USB should have its own levels? */ 275 #define splusb splsoftnet 276 #define splhardusb splbio 277 #define IPL_USB IPL_BIO 278 #define splsoftusb splusb 279 #define IPL_SOFTUSB IPL_SOFTNET 280 #define IPL_HARDUSB IPL_USB 281 282 283 #endif /* _USBDI_H_ */ 284