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