1 /* $NetBSD: usbdi.h,v 1.77 2008/12/12 05:35:11 jmorse 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_abort_default_pipe(usbd_device_handle); 116 usbd_status usbd_clear_endpoint_stall(usbd_pipe_handle); 117 usbd_status usbd_clear_endpoint_stall_async(usbd_pipe_handle); 118 void usbd_clear_endpoint_toggle(usbd_pipe_handle); 119 usbd_status usbd_endpoint_count(usbd_interface_handle, u_int8_t *); 120 usbd_status usbd_interface_count(usbd_device_handle, u_int8_t *); 121 void usbd_interface2device_handle(usbd_interface_handle, 122 usbd_device_handle *); 123 usbd_status usbd_device2interface_handle(usbd_device_handle, 124 u_int8_t, usbd_interface_handle *); 125 126 usbd_device_handle usbd_pipe2device_handle(usbd_pipe_handle); 127 void *usbd_alloc_buffer(usbd_xfer_handle, u_int32_t); 128 void usbd_free_buffer(usbd_xfer_handle); 129 void *usbd_get_buffer(usbd_xfer_handle); 130 usbd_status usbd_sync_transfer(usbd_xfer_handle); 131 usbd_status usbd_open_pipe_intr(usbd_interface_handle, u_int8_t, 132 u_int8_t, usbd_pipe_handle *, 133 usbd_private_handle, void *, 134 u_int32_t, usbd_callback, int); 135 usbd_status usbd_do_request(usbd_device_handle, usb_device_request_t *, void *); 136 usbd_status usbd_do_request_async(usbd_device_handle, 137 usb_device_request_t *, void *); 138 usbd_status usbd_do_request_flags(usbd_device_handle, usb_device_request_t *, 139 void *, u_int16_t, int*, u_int32_t); 140 usbd_status usbd_do_request_flags_pipe(usbd_device_handle, usbd_pipe_handle, 141 usb_device_request_t *, void *, u_int16_t, int *, u_int32_t); 142 usb_interface_descriptor_t *usbd_get_interface_descriptor 143 (usbd_interface_handle); 144 usb_config_descriptor_t *usbd_get_config_descriptor(usbd_device_handle); 145 usb_device_descriptor_t *usbd_get_device_descriptor(usbd_device_handle); 146 usbd_status usbd_set_interface(usbd_interface_handle, int); 147 int usbd_get_no_alts(usb_config_descriptor_t *, int); 148 usbd_status usbd_get_interface(usbd_interface_handle, u_int8_t *); 149 void usbd_fill_deviceinfo(usbd_device_handle, struct usb_device_info *, int); 150 #ifdef COMPAT_30 151 void usbd_fill_deviceinfo_old(usbd_device_handle, struct usb_device_info_old *, 152 int); 153 #endif 154 int usbd_get_interface_altindex(usbd_interface_handle); 155 156 usb_interface_descriptor_t *usbd_find_idesc(usb_config_descriptor_t *, 157 int, int); 158 usb_endpoint_descriptor_t *usbd_find_edesc(usb_config_descriptor_t *, 159 int, int, int); 160 161 void usbd_dopoll(usbd_interface_handle); 162 void usbd_set_polling(usbd_device_handle, int); 163 164 const char *usbd_errstr(usbd_status); 165 166 void usbd_add_dev_event(int, usbd_device_handle); 167 void usbd_add_drv_event(int, usbd_device_handle, device_ptr_t); 168 169 char *usbd_devinfo_alloc(usbd_device_handle, int); 170 void usbd_devinfo_free(char *); 171 172 const struct usbd_quirks *usbd_get_quirks(usbd_device_handle); 173 usb_endpoint_descriptor_t *usbd_get_endpoint_descriptor 174 (usbd_interface_handle, u_int8_t); 175 176 usbd_status usbd_reload_device_desc(usbd_device_handle); 177 178 int usbd_ratecheck(struct timeval *); 179 180 usbd_status usbd_get_string(usbd_device_handle, int, char *); 181 usbd_status usbd_get_string0(usbd_device_handle, int, char *, int); 182 183 /* An iterator for descriptors. */ 184 typedef struct { 185 const uByte *cur; 186 const uByte *end; 187 } usbd_desc_iter_t; 188 void usb_desc_iter_init(usbd_device_handle, usbd_desc_iter_t *); 189 const usb_descriptor_t *usb_desc_iter_next(usbd_desc_iter_t *); 190 191 /* 192 * The usb_task structs form a queue of things to run in the USB event 193 * thread. Normally this is just device discovery when a connect/disconnect 194 * has been detected. But it may also be used by drivers that need to 195 * perform (short) tasks that must have a process context. 196 */ 197 struct usb_task { 198 TAILQ_ENTRY(usb_task) next; 199 void (*fun)(void *); 200 void *arg; 201 int queue; 202 }; 203 #define USB_TASKQ_HC 0 204 #define USB_TASKQ_DRIVER 1 205 #define USB_NUM_TASKQS 2 206 #define USB_TASKQ_NAMES {"usbtask-hc", "usbtask-dr"} 207 208 void usb_add_task(usbd_device_handle, struct usb_task *, int); 209 void usb_rem_task(usbd_device_handle, struct usb_task *); 210 #define usb_init_task(t, f, a) ((t)->fun = (f), (t)->arg = (a), (t)->queue = -1) 211 212 struct usb_devno { 213 u_int16_t ud_vendor; 214 u_int16_t ud_product; 215 }; 216 const struct usb_devno *usb_match_device(const struct usb_devno *, 217 u_int, u_int, u_int16_t, u_int16_t); 218 #define usb_lookup(tbl, vendor, product) \ 219 usb_match_device((const struct usb_devno *)(tbl), sizeof (tbl) / sizeof ((tbl)[0]), sizeof ((tbl)[0]), (vendor), (product)) 220 #define USB_PRODUCT_ANY 0xffff 221 222 /* NetBSD attachment information */ 223 224 /* Attach data */ 225 struct usb_attach_arg { 226 int port; 227 int vendor; 228 int product; 229 int release; 230 usbd_device_handle device; /* current device */ 231 int class, subclass, proto; 232 int usegeneric; 233 }; 234 235 struct usbif_attach_arg { 236 int port; 237 int configno; 238 int ifaceno; 239 int vendor; 240 int product; 241 int release; 242 usbd_device_handle device; /* current device */ 243 244 usbd_interface_handle iface; /* current interface */ 245 int class, subclass, proto; 246 247 /* XXX need accounting for interfaces not matched to */ 248 249 usbd_interface_handle *ifaces; /* all interfaces */ 250 int nifaces; /* number of interfaces */ 251 }; 252 253 /* Match codes. */ 254 #define UMATCH_HIGHEST 15 255 /* First five codes is for a whole device. */ 256 #define UMATCH_VENDOR_PRODUCT_REV 14 257 #define UMATCH_VENDOR_PRODUCT 13 258 #define UMATCH_VENDOR_DEVCLASS_DEVPROTO 12 259 #define UMATCH_DEVCLASS_DEVSUBCLASS_DEVPROTO 11 260 #define UMATCH_DEVCLASS_DEVSUBCLASS 10 261 /* Next six codes are for interfaces. */ 262 #define UMATCH_VENDOR_PRODUCT_REV_CONF_IFACE 9 263 #define UMATCH_VENDOR_PRODUCT_CONF_IFACE 8 264 #define UMATCH_VENDOR_IFACESUBCLASS_IFACEPROTO 7 265 #define UMATCH_VENDOR_IFACESUBCLASS 6 266 #define UMATCH_IFACECLASS_IFACESUBCLASS_IFACEPROTO 5 267 #define UMATCH_IFACECLASS_IFACESUBCLASS 4 268 #define UMATCH_IFACECLASS 3 269 #define UMATCH_IFACECLASS_GENERIC 2 270 /* Generic driver */ 271 #define UMATCH_GENERIC 1 272 /* No match */ 273 #define UMATCH_NONE 0 274 275 /* XXX Perhaps USB should have its own levels? */ 276 #define splusb splsoftnet 277 #define splhardusb splbio 278 #define IPL_USB IPL_BIO 279 #define splsoftusb splusb 280 #define IPL_SOFTUSB IPL_SOFTNET 281 #define IPL_HARDUSB IPL_USB 282 283 284 #endif /* _USBDI_H_ */ 285