usbdi.h revision 331722
1/*- 2 * Copyright (c) 2009 Andrew Thompson 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * 2. Redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution. 12 * 13 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 14 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 15 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 16 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 17 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 18 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 19 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 20 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 21 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 22 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 23 * 24 * $FreeBSD: stable/11/sys/dev/usb/usbdi.h 331722 2018-03-29 02:50:57Z eadler $ 25 */ 26#ifndef _USB_USBDI_H_ 27#define _USB_USBDI_H_ 28 29struct usb_fifo; 30struct usb_xfer; 31struct usb_device; 32struct usb_attach_arg; 33struct usb_interface; 34struct usb_endpoint; 35struct usb_page_cache; 36struct usb_page_search; 37struct usb_process; 38struct usb_proc_msg; 39struct usb_mbuf; 40struct usb_fs_privdata; 41struct mbuf; 42 43typedef enum { /* keep in sync with usb_errstr_table */ 44 USB_ERR_NORMAL_COMPLETION = 0, 45 USB_ERR_PENDING_REQUESTS, /* 1 */ 46 USB_ERR_NOT_STARTED, /* 2 */ 47 USB_ERR_INVAL, /* 3 */ 48 USB_ERR_NOMEM, /* 4 */ 49 USB_ERR_CANCELLED, /* 5 */ 50 USB_ERR_BAD_ADDRESS, /* 6 */ 51 USB_ERR_BAD_BUFSIZE, /* 7 */ 52 USB_ERR_BAD_FLAG, /* 8 */ 53 USB_ERR_NO_CALLBACK, /* 9 */ 54 USB_ERR_IN_USE, /* 10 */ 55 USB_ERR_NO_ADDR, /* 11 */ 56 USB_ERR_NO_PIPE, /* 12 */ 57 USB_ERR_ZERO_NFRAMES, /* 13 */ 58 USB_ERR_ZERO_MAXP, /* 14 */ 59 USB_ERR_SET_ADDR_FAILED, /* 15 */ 60 USB_ERR_NO_POWER, /* 16 */ 61 USB_ERR_TOO_DEEP, /* 17 */ 62 USB_ERR_IOERROR, /* 18 */ 63 USB_ERR_NOT_CONFIGURED, /* 19 */ 64 USB_ERR_TIMEOUT, /* 20 */ 65 USB_ERR_SHORT_XFER, /* 21 */ 66 USB_ERR_STALLED, /* 22 */ 67 USB_ERR_INTERRUPTED, /* 23 */ 68 USB_ERR_DMA_LOAD_FAILED, /* 24 */ 69 USB_ERR_BAD_CONTEXT, /* 25 */ 70 USB_ERR_NO_ROOT_HUB, /* 26 */ 71 USB_ERR_NO_INTR_THREAD, /* 27 */ 72 USB_ERR_NOT_LOCKED, /* 28 */ 73 USB_ERR_MAX 74} usb_error_t; 75 76/* 77 * Flags for transfers 78 */ 79#define USB_FORCE_SHORT_XFER 0x0001 /* force a short transmit last */ 80#define USB_SHORT_XFER_OK 0x0004 /* allow short reads */ 81#define USB_DELAY_STATUS_STAGE 0x0010 /* insert delay before STATUS stage */ 82#define USB_USER_DATA_PTR 0x0020 /* internal flag */ 83#define USB_MULTI_SHORT_OK 0x0040 /* allow multiple short frames */ 84#define USB_MANUAL_STATUS 0x0080 /* manual ctrl status */ 85 86#define USB_NO_TIMEOUT 0 87#define USB_DEFAULT_TIMEOUT 5000 /* 5000 ms = 5 seconds */ 88 89#if defined(_KERNEL) 90/* typedefs */ 91 92typedef void (usb_callback_t)(struct usb_xfer *, usb_error_t); 93typedef void (usb_proc_callback_t)(struct usb_proc_msg *); 94typedef usb_error_t (usb_handle_req_t)(struct usb_device *, 95 struct usb_device_request *, const void **, uint16_t *); 96 97typedef int (usb_fifo_open_t)(struct usb_fifo *fifo, int fflags); 98typedef void (usb_fifo_close_t)(struct usb_fifo *fifo, int fflags); 99typedef int (usb_fifo_ioctl_t)(struct usb_fifo *fifo, u_long cmd, void *addr, int fflags); 100typedef void (usb_fifo_cmd_t)(struct usb_fifo *fifo); 101typedef void (usb_fifo_filter_t)(struct usb_fifo *fifo, struct usb_mbuf *m); 102 103 104/* USB events */ 105#ifndef USB_GLOBAL_INCLUDE_FILE 106#include <sys/eventhandler.h> 107#endif 108typedef void (*usb_dev_configured_t)(void *, struct usb_device *, 109 struct usb_attach_arg *); 110EVENTHANDLER_DECLARE(usb_dev_configured, usb_dev_configured_t); 111 112/* 113 * The following macros are used used to convert milliseconds into 114 * HZ. We use 1024 instead of 1000 milliseconds per second to save a 115 * full division. 116 */ 117#define USB_MS_HZ 1024 118 119#define USB_MS_TO_TICKS(ms) \ 120 (((uint32_t)((((uint32_t)(ms)) * ((uint32_t)(hz))) + USB_MS_HZ - 1)) / USB_MS_HZ) 121 122/* 123 * Common queue structure for USB transfers. 124 */ 125struct usb_xfer_queue { 126 TAILQ_HEAD(, usb_xfer) head; 127 struct usb_xfer *curr; /* current USB transfer processed */ 128 void (*command) (struct usb_xfer_queue *pq); 129 uint8_t recurse_1:1; 130 uint8_t recurse_2:1; 131 uint8_t recurse_3:1; 132 uint8_t reserved:5; 133}; 134 135/* 136 * The following structure defines an USB endpoint 137 * USB endpoint. 138 */ 139struct usb_endpoint { 140 /* queue of USB transfers */ 141 struct usb_xfer_queue endpoint_q[USB_MAX_EP_STREAMS]; 142 143 struct usb_endpoint_descriptor *edesc; 144 struct usb_endpoint_ss_comp_descriptor *ecomp; 145 const struct usb_pipe_methods *methods; /* set by HC driver */ 146 147 uint16_t isoc_next; 148 149 uint8_t toggle_next:1; /* next data toggle value */ 150 uint8_t is_stalled:1; /* set if endpoint is stalled */ 151 uint8_t is_synced:1; /* set if we a synchronised */ 152 uint8_t unused:5; 153 uint8_t iface_index; /* not used by "default endpoint" */ 154 155 uint8_t refcount_alloc; /* allocation refcount */ 156 uint8_t refcount_bw; /* bandwidth refcount */ 157#define USB_EP_REF_MAX 0x3f 158 159 /* High-Speed resource allocation (valid if "refcount_bw" > 0) */ 160 161 uint8_t usb_smask; /* USB start mask */ 162 uint8_t usb_cmask; /* USB complete mask */ 163 uint8_t usb_uframe; /* USB microframe */ 164 165 /* USB endpoint mode, see USB_EP_MODE_XXX */ 166 167 uint8_t ep_mode; 168}; 169 170/* 171 * The following structure defines an USB interface. 172 */ 173struct usb_interface { 174 struct usb_interface_descriptor *idesc; 175 device_t subdev; 176 uint8_t alt_index; 177 uint8_t parent_iface_index; 178 179 /* Linux compat */ 180 struct usb_host_interface *altsetting; 181 struct usb_host_interface *cur_altsetting; 182 struct usb_device *linux_udev; 183 void *bsd_priv_sc; /* device specific information */ 184 char *pnpinfo; /* additional PnP-info for this interface */ 185 uint8_t num_altsetting; /* number of alternate settings */ 186 uint8_t bsd_iface_index; 187}; 188 189/* 190 * The following structure defines a set of USB transfer flags. 191 */ 192struct usb_xfer_flags { 193 uint8_t force_short_xfer:1; /* force a short transmit transfer 194 * last */ 195 uint8_t short_xfer_ok:1; /* allow short receive transfers */ 196 uint8_t short_frames_ok:1; /* allow short frames */ 197 uint8_t pipe_bof:1; /* block pipe on failure */ 198 uint8_t proxy_buffer:1; /* makes buffer size a factor of 199 * "max_frame_size" */ 200 uint8_t ext_buffer:1; /* uses external DMA buffer */ 201 uint8_t manual_status:1; /* non automatic status stage on 202 * control transfers */ 203 uint8_t no_pipe_ok:1; /* set if "USB_ERR_NO_PIPE" error can 204 * be ignored */ 205 uint8_t stall_pipe:1; /* set if the endpoint belonging to 206 * this USB transfer should be stalled 207 * before starting this transfer! */ 208 uint8_t pre_scale_frames:1; /* "usb_config->frames" is 209 * assumed to give the 210 * buffering time in 211 * milliseconds and is 212 * converted into the nearest 213 * number of frames when the 214 * USB transfer is setup. This 215 * option only has effect for 216 * ISOCHRONOUS transfers. 217 */ 218}; 219 220/* 221 * The following structure define an USB configuration, that basically 222 * is used when setting up an USB transfer. 223 */ 224struct usb_config { 225 usb_callback_t *callback; /* USB transfer callback */ 226 usb_frlength_t bufsize; /* total pipe buffer size in bytes */ 227 usb_frcount_t frames; /* maximum number of USB frames */ 228 usb_timeout_t interval; /* interval in milliseconds */ 229#define USB_DEFAULT_INTERVAL 0 230 usb_timeout_t timeout; /* transfer timeout in milliseconds */ 231 struct usb_xfer_flags flags; /* transfer flags */ 232 usb_stream_t stream_id; /* USB3.0 specific */ 233 enum usb_hc_mode usb_mode; /* host or device mode */ 234 uint8_t type; /* pipe type */ 235 uint8_t endpoint; /* pipe number */ 236 uint8_t direction; /* pipe direction */ 237 uint8_t ep_index; /* pipe index match to use */ 238 uint8_t if_index; /* "ifaces" index to use */ 239}; 240 241/* 242 * Use these macro when defining USB device ID arrays if you want to 243 * have your driver module automatically loaded in host, device or 244 * both modes respectively: 245 */ 246#if USB_HAVE_ID_SECTION 247#define STRUCT_USB_HOST_ID \ 248 struct usb_device_id __section("usb_host_id") 249#define STRUCT_USB_DEVICE_ID \ 250 struct usb_device_id __section("usb_device_id") 251#define STRUCT_USB_DUAL_ID \ 252 struct usb_device_id __section("usb_dual_id") 253#else 254#define STRUCT_USB_HOST_ID \ 255 struct usb_device_id 256#define STRUCT_USB_DEVICE_ID \ 257 struct usb_device_id 258#define STRUCT_USB_DUAL_ID \ 259 struct usb_device_id 260#endif /* USB_HAVE_ID_SECTION */ 261 262/* 263 * The following structure is used when looking up an USB driver for 264 * an USB device. It is inspired by the Linux structure called 265 * "usb_device_id". 266 */ 267struct usb_device_id { 268 269 /* Select which fields to match against */ 270#if BYTE_ORDER == LITTLE_ENDIAN 271 uint16_t 272 match_flag_vendor:1, 273 match_flag_product:1, 274 match_flag_dev_lo:1, 275 match_flag_dev_hi:1, 276 277 match_flag_dev_class:1, 278 match_flag_dev_subclass:1, 279 match_flag_dev_protocol:1, 280 match_flag_int_class:1, 281 282 match_flag_int_subclass:1, 283 match_flag_int_protocol:1, 284 match_flag_unused:6; 285#else 286 uint16_t 287 match_flag_unused:6, 288 match_flag_int_protocol:1, 289 match_flag_int_subclass:1, 290 291 match_flag_int_class:1, 292 match_flag_dev_protocol:1, 293 match_flag_dev_subclass:1, 294 match_flag_dev_class:1, 295 296 match_flag_dev_hi:1, 297 match_flag_dev_lo:1, 298 match_flag_product:1, 299 match_flag_vendor:1; 300#endif 301 302 /* Used for product specific matches; the BCD range is inclusive */ 303 uint16_t idVendor; 304 uint16_t idProduct; 305 uint16_t bcdDevice_lo; 306 uint16_t bcdDevice_hi; 307 308 /* Used for device class matches */ 309 uint8_t bDeviceClass; 310 uint8_t bDeviceSubClass; 311 uint8_t bDeviceProtocol; 312 313 /* Used for interface class matches */ 314 uint8_t bInterfaceClass; 315 uint8_t bInterfaceSubClass; 316 uint8_t bInterfaceProtocol; 317 318#if USB_HAVE_COMPAT_LINUX 319 /* which fields to match against */ 320 uint16_t match_flags; 321#define USB_DEVICE_ID_MATCH_VENDOR 0x0001 322#define USB_DEVICE_ID_MATCH_PRODUCT 0x0002 323#define USB_DEVICE_ID_MATCH_DEV_LO 0x0004 324#define USB_DEVICE_ID_MATCH_DEV_HI 0x0008 325#define USB_DEVICE_ID_MATCH_DEV_CLASS 0x0010 326#define USB_DEVICE_ID_MATCH_DEV_SUBCLASS 0x0020 327#define USB_DEVICE_ID_MATCH_DEV_PROTOCOL 0x0040 328#define USB_DEVICE_ID_MATCH_INT_CLASS 0x0080 329#define USB_DEVICE_ID_MATCH_INT_SUBCLASS 0x0100 330#define USB_DEVICE_ID_MATCH_INT_PROTOCOL 0x0200 331#endif 332 333 /* Hook for driver specific information */ 334 unsigned long driver_info; 335} __aligned(32); 336 337#define USB_STD_PNP_INFO "M16:mask;U16:vendor;U16:product;L16:release;G16:release;" \ 338 "U8:devclass;U8:devsubclass;U8:devprotocol;" \ 339 "U8:intclass;U8:intsubclass;U8:intprotocol;" 340#define USB_STD_PNP_HOST_INFO USB_STD_PNP_INFO "T:mode=host;" 341#define USB_STD_PNP_DEVICE_INFO USB_STD_PNP_INFO "T:mode=device;" 342#define USB_PNP_HOST_INFO(table) \ 343 MODULE_PNP_INFO(USB_STD_PNP_HOST_INFO, usb, table, table, sizeof(table[0]), \ 344 sizeof(table) / sizeof(table[0])) 345#define USB_PNP_DEVICE_INFO(table) \ 346 MODULE_PNP_INFO(USB_STD_PNP_DEVICE_INFO, usb, table, table, sizeof(table[0]), \ 347 sizeof(table) / sizeof(table[0])) 348#define USB_PNP_DUAL_INFO(table) \ 349 MODULE_PNP_INFO(USB_STD_PNP_INFO, usb, table, table, sizeof(table[0]), \ 350 sizeof(table) / sizeof(table[0])) 351 352/* check that the size of the structure above is correct */ 353extern char usb_device_id_assert[(sizeof(struct usb_device_id) == 32) ? 1 : -1]; 354 355#define USB_VENDOR(vend) \ 356 .match_flag_vendor = 1, .idVendor = (vend) 357 358#define USB_PRODUCT(prod) \ 359 .match_flag_product = 1, .idProduct = (prod) 360 361#define USB_VP(vend,prod) \ 362 USB_VENDOR(vend), USB_PRODUCT(prod) 363 364#define USB_VPI(vend,prod,info) \ 365 USB_VENDOR(vend), USB_PRODUCT(prod), USB_DRIVER_INFO(info) 366 367#define USB_DEV_BCD_GTEQ(lo) /* greater than or equal */ \ 368 .match_flag_dev_lo = 1, .bcdDevice_lo = (lo) 369 370#define USB_DEV_BCD_LTEQ(hi) /* less than or equal */ \ 371 .match_flag_dev_hi = 1, .bcdDevice_hi = (hi) 372 373#define USB_DEV_CLASS(dc) \ 374 .match_flag_dev_class = 1, .bDeviceClass = (dc) 375 376#define USB_DEV_SUBCLASS(dsc) \ 377 .match_flag_dev_subclass = 1, .bDeviceSubClass = (dsc) 378 379#define USB_DEV_PROTOCOL(dp) \ 380 .match_flag_dev_protocol = 1, .bDeviceProtocol = (dp) 381 382#define USB_IFACE_CLASS(ic) \ 383 .match_flag_int_class = 1, .bInterfaceClass = (ic) 384 385#define USB_IFACE_SUBCLASS(isc) \ 386 .match_flag_int_subclass = 1, .bInterfaceSubClass = (isc) 387 388#define USB_IFACE_PROTOCOL(ip) \ 389 .match_flag_int_protocol = 1, .bInterfaceProtocol = (ip) 390 391#define USB_IF_CSI(class,subclass,info) \ 392 USB_IFACE_CLASS(class), USB_IFACE_SUBCLASS(subclass), USB_DRIVER_INFO(info) 393 394#define USB_DRIVER_INFO(n) \ 395 .driver_info = (n) 396 397#define USB_GET_DRIVER_INFO(did) \ 398 (did)->driver_info 399 400/* 401 * The following structure keeps information that is used to match 402 * against an array of "usb_device_id" elements. 403 */ 404struct usbd_lookup_info { 405 uint16_t idVendor; 406 uint16_t idProduct; 407 uint16_t bcdDevice; 408 uint8_t bDeviceClass; 409 uint8_t bDeviceSubClass; 410 uint8_t bDeviceProtocol; 411 uint8_t bInterfaceClass; 412 uint8_t bInterfaceSubClass; 413 uint8_t bInterfaceProtocol; 414 uint8_t bIfaceIndex; 415 uint8_t bIfaceNum; 416 uint8_t bConfigIndex; 417 uint8_t bConfigNum; 418}; 419 420/* Structure used by probe and attach */ 421 422struct usb_attach_arg { 423 struct usbd_lookup_info info; 424 device_t temp_dev; /* for internal use */ 425 unsigned long driver_info; /* for internal use */ 426 void *driver_ivar; 427 struct usb_device *device; /* current device */ 428 struct usb_interface *iface; /* current interface */ 429 enum usb_hc_mode usb_mode; /* host or device mode */ 430 uint8_t port; 431 uint8_t dev_state; 432#define UAA_DEV_READY 0 433#define UAA_DEV_DISABLED 1 434#define UAA_DEV_EJECTING 2 435}; 436 437/* 438 * The following is a wrapper for the callout structure to ease 439 * porting the code to other platforms. 440 */ 441struct usb_callout { 442 struct callout co; 443}; 444#define usb_callout_init_mtx(c,m,f) callout_init_mtx(&(c)->co,m,f) 445#define usb_callout_reset(c,t,f,d) callout_reset(&(c)->co,t,f,d) 446#define usb_callout_stop(c) callout_stop(&(c)->co) 447#define usb_callout_drain(c) callout_drain(&(c)->co) 448#define usb_callout_pending(c) callout_pending(&(c)->co) 449 450/* USB transfer states */ 451 452#define USB_ST_SETUP 0 453#define USB_ST_TRANSFERRED 1 454#define USB_ST_ERROR 2 455 456/* USB handle request states */ 457#define USB_HR_NOT_COMPLETE 0 458#define USB_HR_COMPLETE_OK 1 459#define USB_HR_COMPLETE_ERR 2 460 461/* 462 * The following macro will return the current state of an USB 463 * transfer like defined by the "USB_ST_XXX" enums. 464 */ 465#define USB_GET_STATE(xfer) (usbd_xfer_state(xfer)) 466 467/* 468 * The following structure defines the USB process message header. 469 */ 470struct usb_proc_msg { 471 TAILQ_ENTRY(usb_proc_msg) pm_qentry; 472 usb_proc_callback_t *pm_callback; 473 usb_size_t pm_num; 474}; 475 476#define USB_FIFO_TX 0 477#define USB_FIFO_RX 1 478 479/* 480 * Locking note for the following functions. All the 481 * "usb_fifo_cmd_t" and "usb_fifo_filter_t" functions are called 482 * locked. The others are called unlocked. 483 */ 484struct usb_fifo_methods { 485 usb_fifo_open_t *f_open; 486 usb_fifo_close_t *f_close; 487 usb_fifo_ioctl_t *f_ioctl; 488 /* 489 * NOTE: The post-ioctl callback is called after the USB reference 490 * gets locked in the IOCTL handler: 491 */ 492 usb_fifo_ioctl_t *f_ioctl_post; 493 usb_fifo_cmd_t *f_start_read; 494 usb_fifo_cmd_t *f_stop_read; 495 usb_fifo_cmd_t *f_start_write; 496 usb_fifo_cmd_t *f_stop_write; 497 usb_fifo_filter_t *f_filter_read; 498 usb_fifo_filter_t *f_filter_write; 499 const char *basename[4]; 500 const char *postfix[4]; 501}; 502 503struct usb_fifo_sc { 504 struct usb_fifo *fp[2]; 505 struct usb_fs_privdata *dev; 506}; 507 508const char *usbd_errstr(usb_error_t error); 509void *usbd_find_descriptor(struct usb_device *udev, void *id, 510 uint8_t iface_index, uint8_t type, uint8_t type_mask, 511 uint8_t subtype, uint8_t subtype_mask); 512struct usb_config_descriptor *usbd_get_config_descriptor( 513 struct usb_device *udev); 514struct usb_device_descriptor *usbd_get_device_descriptor( 515 struct usb_device *udev); 516struct usb_interface *usbd_get_iface(struct usb_device *udev, 517 uint8_t iface_index); 518struct usb_interface_descriptor *usbd_get_interface_descriptor( 519 struct usb_interface *iface); 520struct usb_endpoint *usbd_get_endpoint(struct usb_device *udev, uint8_t iface_index, 521 const struct usb_config *setup); 522struct usb_endpoint *usbd_get_ep_by_addr(struct usb_device *udev, uint8_t ea_val); 523usb_error_t usbd_interface_count(struct usb_device *udev, uint8_t *count); 524enum usb_hc_mode usbd_get_mode(struct usb_device *udev); 525enum usb_dev_speed usbd_get_speed(struct usb_device *udev); 526void device_set_usb_desc(device_t dev); 527void usb_pause_mtx(struct mtx *mtx, int _ticks); 528usb_error_t usbd_set_pnpinfo(struct usb_device *udev, 529 uint8_t iface_index, const char *pnpinfo); 530usb_error_t usbd_add_dynamic_quirk(struct usb_device *udev, 531 uint16_t quirk); 532usb_error_t usbd_set_endpoint_mode(struct usb_device *udev, 533 struct usb_endpoint *ep, uint8_t ep_mode); 534uint8_t usbd_get_endpoint_mode(struct usb_device *udev, 535 struct usb_endpoint *ep); 536 537const struct usb_device_id *usbd_lookup_id_by_info( 538 const struct usb_device_id *id, usb_size_t sizeof_id, 539 const struct usbd_lookup_info *info); 540int usbd_lookup_id_by_uaa(const struct usb_device_id *id, 541 usb_size_t sizeof_id, struct usb_attach_arg *uaa); 542 543usb_error_t usbd_do_request_flags(struct usb_device *udev, struct mtx *mtx, 544 struct usb_device_request *req, void *data, uint16_t flags, 545 uint16_t *actlen, usb_timeout_t timeout); 546#define usbd_do_request(u,m,r,d) \ 547 usbd_do_request_flags(u,m,r,d,0,NULL,USB_DEFAULT_TIMEOUT) 548 549uint8_t usbd_clear_stall_callback(struct usb_xfer *xfer1, 550 struct usb_xfer *xfer2); 551uint8_t usbd_get_interface_altindex(struct usb_interface *iface); 552usb_error_t usbd_set_alt_interface_index(struct usb_device *udev, 553 uint8_t iface_index, uint8_t alt_index); 554uint32_t usbd_get_isoc_fps(struct usb_device *udev); 555usb_error_t usbd_transfer_setup(struct usb_device *udev, 556 const uint8_t *ifaces, struct usb_xfer **pxfer, 557 const struct usb_config *setup_start, uint16_t n_setup, 558 void *priv_sc, struct mtx *priv_mtx); 559void usbd_transfer_submit(struct usb_xfer *xfer); 560void usbd_transfer_clear_stall(struct usb_xfer *xfer); 561void usbd_transfer_drain(struct usb_xfer *xfer); 562uint8_t usbd_transfer_pending(struct usb_xfer *xfer); 563void usbd_transfer_start(struct usb_xfer *xfer); 564void usbd_transfer_stop(struct usb_xfer *xfer); 565void usbd_transfer_unsetup(struct usb_xfer **pxfer, uint16_t n_setup); 566void usbd_transfer_poll(struct usb_xfer **ppxfer, uint16_t max); 567void usbd_set_parent_iface(struct usb_device *udev, uint8_t iface_index, 568 uint8_t parent_index); 569uint8_t usbd_get_bus_index(struct usb_device *udev); 570uint8_t usbd_get_device_index(struct usb_device *udev); 571void usbd_set_power_mode(struct usb_device *udev, uint8_t power_mode); 572uint8_t usbd_filter_power_mode(struct usb_device *udev, uint8_t power_mode); 573uint8_t usbd_device_attached(struct usb_device *udev); 574 575usb_frlength_t 576 usbd_xfer_old_frame_length(struct usb_xfer *xfer, usb_frcount_t frindex); 577void usbd_xfer_status(struct usb_xfer *xfer, int *actlen, int *sumlen, 578 int *aframes, int *nframes); 579struct usb_page_cache *usbd_xfer_get_frame(struct usb_xfer *, usb_frcount_t); 580void *usbd_xfer_get_frame_buffer(struct usb_xfer *, usb_frcount_t); 581void *usbd_xfer_softc(struct usb_xfer *xfer); 582void *usbd_xfer_get_priv(struct usb_xfer *xfer); 583void usbd_xfer_set_priv(struct usb_xfer *xfer, void *); 584void usbd_xfer_set_interval(struct usb_xfer *xfer, int); 585uint8_t usbd_xfer_state(struct usb_xfer *xfer); 586void usbd_xfer_set_frame_data(struct usb_xfer *xfer, usb_frcount_t frindex, 587 void *ptr, usb_frlength_t len); 588void usbd_xfer_frame_data(struct usb_xfer *xfer, usb_frcount_t frindex, 589 void **ptr, int *len); 590void usbd_xfer_set_frame_offset(struct usb_xfer *xfer, usb_frlength_t offset, 591 usb_frcount_t frindex); 592usb_frlength_t usbd_xfer_max_len(struct usb_xfer *xfer); 593usb_frlength_t usbd_xfer_max_framelen(struct usb_xfer *xfer); 594usb_frcount_t usbd_xfer_max_frames(struct usb_xfer *xfer); 595uint8_t usbd_xfer_get_fps_shift(struct usb_xfer *xfer); 596usb_frlength_t usbd_xfer_frame_len(struct usb_xfer *xfer, 597 usb_frcount_t frindex); 598void usbd_xfer_set_frame_len(struct usb_xfer *xfer, usb_frcount_t frindex, 599 usb_frlength_t len); 600void usbd_xfer_set_timeout(struct usb_xfer *xfer, int timeout); 601void usbd_xfer_set_frames(struct usb_xfer *xfer, usb_frcount_t n); 602void usbd_xfer_set_stall(struct usb_xfer *xfer); 603int usbd_xfer_is_stalled(struct usb_xfer *xfer); 604void usbd_xfer_set_flag(struct usb_xfer *xfer, int flag); 605void usbd_xfer_clr_flag(struct usb_xfer *xfer, int flag); 606uint16_t usbd_xfer_get_timestamp(struct usb_xfer *xfer); 607uint8_t usbd_xfer_maxp_was_clamped(struct usb_xfer *xfer); 608 609void usbd_copy_in(struct usb_page_cache *cache, usb_frlength_t offset, 610 const void *ptr, usb_frlength_t len); 611int usbd_copy_in_user(struct usb_page_cache *cache, usb_frlength_t offset, 612 const void *ptr, usb_frlength_t len); 613void usbd_copy_out(struct usb_page_cache *cache, usb_frlength_t offset, 614 void *ptr, usb_frlength_t len); 615int usbd_copy_out_user(struct usb_page_cache *cache, usb_frlength_t offset, 616 void *ptr, usb_frlength_t len); 617void usbd_get_page(struct usb_page_cache *pc, usb_frlength_t offset, 618 struct usb_page_search *res); 619void usbd_m_copy_in(struct usb_page_cache *cache, usb_frlength_t dst_offset, 620 struct mbuf *m, usb_size_t src_offset, usb_frlength_t src_len); 621void usbd_frame_zero(struct usb_page_cache *cache, usb_frlength_t offset, 622 usb_frlength_t len); 623void usbd_start_re_enumerate(struct usb_device *udev); 624usb_error_t 625 usbd_start_set_config(struct usb_device *, uint8_t); 626 627int usb_fifo_attach(struct usb_device *udev, void *priv_sc, 628 struct mtx *priv_mtx, struct usb_fifo_methods *pm, 629 struct usb_fifo_sc *f_sc, uint16_t unit, int16_t subunit, 630 uint8_t iface_index, uid_t uid, gid_t gid, int mode); 631void usb_fifo_detach(struct usb_fifo_sc *f_sc); 632int usb_fifo_alloc_buffer(struct usb_fifo *f, uint32_t bufsize, 633 uint16_t nbuf); 634void usb_fifo_free_buffer(struct usb_fifo *f); 635uint32_t usb_fifo_put_bytes_max(struct usb_fifo *fifo); 636void usb_fifo_put_data(struct usb_fifo *fifo, struct usb_page_cache *pc, 637 usb_frlength_t offset, usb_frlength_t len, uint8_t what); 638void usb_fifo_put_data_linear(struct usb_fifo *fifo, void *ptr, 639 usb_size_t len, uint8_t what); 640uint8_t usb_fifo_put_data_buffer(struct usb_fifo *f, void *ptr, usb_size_t len); 641void usb_fifo_put_data_error(struct usb_fifo *fifo); 642uint8_t usb_fifo_get_data(struct usb_fifo *fifo, struct usb_page_cache *pc, 643 usb_frlength_t offset, usb_frlength_t len, usb_frlength_t *actlen, 644 uint8_t what); 645uint8_t usb_fifo_get_data_linear(struct usb_fifo *fifo, void *ptr, 646 usb_size_t len, usb_size_t *actlen, uint8_t what); 647uint8_t usb_fifo_get_data_buffer(struct usb_fifo *f, void **pptr, 648 usb_size_t *plen); 649void usb_fifo_reset(struct usb_fifo *f); 650void usb_fifo_wakeup(struct usb_fifo *f); 651void usb_fifo_get_data_error(struct usb_fifo *fifo); 652void *usb_fifo_softc(struct usb_fifo *fifo); 653void usb_fifo_set_close_zlp(struct usb_fifo *, uint8_t); 654void usb_fifo_set_write_defrag(struct usb_fifo *, uint8_t); 655void usb_fifo_free(struct usb_fifo *f); 656#endif /* _KERNEL */ 657#endif /* _USB_USBDI_H_ */ 658