usbdi.h revision 246194
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: head/sys/dev/usb/usbdi.h 246194 2013-02-01 07:05:43Z hselasky $ 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}; 132 133/* 134 * The following structure defines an USB endpoint 135 * USB endpoint. 136 */ 137struct usb_endpoint { 138 /* queue of USB transfers */ 139 struct usb_xfer_queue endpoint_q[USB_MAX_EP_STREAMS]; 140 141 struct usb_endpoint_descriptor *edesc; 142 struct usb_endpoint_ss_comp_descriptor *ecomp; 143 struct usb_pipe_methods *methods; /* set by HC driver */ 144 145 uint16_t isoc_next; 146 147 uint8_t toggle_next:1; /* next data toggle value */ 148 uint8_t is_stalled:1; /* set if endpoint is stalled */ 149 uint8_t is_synced:1; /* set if we a synchronised */ 150 uint8_t unused:5; 151 uint8_t iface_index; /* not used by "default endpoint" */ 152 153 uint8_t refcount_alloc; /* allocation refcount */ 154 uint8_t refcount_bw; /* bandwidth refcount */ 155#define USB_EP_REF_MAX 0x3f 156 157 /* High-Speed resource allocation (valid if "refcount_bw" > 0) */ 158 159 uint8_t usb_smask; /* USB start mask */ 160 uint8_t usb_cmask; /* USB complete mask */ 161 uint8_t usb_uframe; /* USB microframe */ 162 163 /* USB endpoint mode, see USB_EP_MODE_XXX */ 164 165 uint8_t ep_mode; 166}; 167 168/* 169 * The following structure defines an USB interface. 170 */ 171struct usb_interface { 172 struct usb_interface_descriptor *idesc; 173 device_t subdev; 174 uint8_t alt_index; 175 uint8_t parent_iface_index; 176 177 /* Linux compat */ 178 struct usb_host_interface *altsetting; 179 struct usb_host_interface *cur_altsetting; 180 struct usb_device *linux_udev; 181 void *bsd_priv_sc; /* device specific information */ 182 char *pnpinfo; /* additional PnP-info for this interface */ 183 uint8_t num_altsetting; /* number of alternate settings */ 184 uint8_t bsd_iface_index; 185}; 186 187/* 188 * The following structure defines a set of USB transfer flags. 189 */ 190struct usb_xfer_flags { 191 uint8_t force_short_xfer:1; /* force a short transmit transfer 192 * last */ 193 uint8_t short_xfer_ok:1; /* allow short receive transfers */ 194 uint8_t short_frames_ok:1; /* allow short frames */ 195 uint8_t pipe_bof:1; /* block pipe on failure */ 196 uint8_t proxy_buffer:1; /* makes buffer size a factor of 197 * "max_frame_size" */ 198 uint8_t ext_buffer:1; /* uses external DMA buffer */ 199 uint8_t manual_status:1; /* non automatic status stage on 200 * control transfers */ 201 uint8_t no_pipe_ok:1; /* set if "USB_ERR_NO_PIPE" error can 202 * be ignored */ 203 uint8_t stall_pipe:1; /* set if the endpoint belonging to 204 * this USB transfer should be stalled 205 * before starting this transfer! */ 206 uint8_t pre_scale_frames:1; /* "usb_config->frames" is 207 * assumed to give the 208 * buffering time in 209 * milliseconds and is 210 * converted into the nearest 211 * number of frames when the 212 * USB transfer is setup. This 213 * option only has effect for 214 * ISOCHRONOUS transfers. 215 */ 216}; 217 218/* 219 * The following structure define an USB configuration, that basically 220 * is used when setting up an USB transfer. 221 */ 222struct usb_config { 223 usb_callback_t *callback; /* USB transfer callback */ 224 usb_frlength_t bufsize; /* total pipe buffer size in bytes */ 225 usb_frcount_t frames; /* maximum number of USB frames */ 226 usb_timeout_t interval; /* interval in milliseconds */ 227#define USB_DEFAULT_INTERVAL 0 228 usb_timeout_t timeout; /* transfer timeout in milliseconds */ 229 struct usb_xfer_flags flags; /* transfer flags */ 230 usb_stream_t stream_id; /* USB3.0 specific */ 231 enum usb_hc_mode usb_mode; /* host or device mode */ 232 uint8_t type; /* pipe type */ 233 uint8_t endpoint; /* pipe number */ 234 uint8_t direction; /* pipe direction */ 235 uint8_t ep_index; /* pipe index match to use */ 236 uint8_t if_index; /* "ifaces" index to use */ 237}; 238 239/* 240 * Use these macro when defining USB device ID arrays if you want to 241 * have your driver module automatically loaded in host, device or 242 * both modes respectivly: 243 */ 244#if USB_HAVE_ID_SECTION 245#define STRUCT_USB_HOST_ID \ 246 struct usb_device_id __section("usb_host_id") 247#define STRUCT_USB_DEVICE_ID \ 248 struct usb_device_id __section("usb_device_id") 249#define STRUCT_USB_DUAL_ID \ 250 struct usb_device_id __section("usb_dual_id") 251#else 252#define STRUCT_USB_HOST_ID \ 253 struct usb_device_id 254#define STRUCT_USB_DEVICE_ID \ 255 struct usb_device_id 256#define STRUCT_USB_DUAL_ID \ 257 struct usb_device_id 258#endif /* USB_HAVE_ID_SECTION */ 259 260/* 261 * The following structure is used when looking up an USB driver for 262 * an USB device. It is inspired by the Linux structure called 263 * "usb_device_id". 264 */ 265struct usb_device_id { 266 267 /* Hook for driver specific information */ 268 unsigned long driver_info; 269 270 /* Used for product specific matches; the BCD range is inclusive */ 271 uint16_t idVendor; 272 uint16_t idProduct; 273 uint16_t bcdDevice_lo; 274 uint16_t bcdDevice_hi; 275 276 /* Used for device class matches */ 277 uint8_t bDeviceClass; 278 uint8_t bDeviceSubClass; 279 uint8_t bDeviceProtocol; 280 281 /* Used for interface class matches */ 282 uint8_t bInterfaceClass; 283 uint8_t bInterfaceSubClass; 284 uint8_t bInterfaceProtocol; 285 286 /* Select which fields to match against */ 287 uint8_t match_flag_vendor:1; 288 uint8_t match_flag_product:1; 289 uint8_t match_flag_dev_lo:1; 290 uint8_t match_flag_dev_hi:1; 291 292 uint8_t match_flag_dev_class:1; 293 uint8_t match_flag_dev_subclass:1; 294 uint8_t match_flag_dev_protocol:1; 295 uint8_t match_flag_int_class:1; 296 297 uint8_t match_flag_int_subclass:1; 298 uint8_t match_flag_int_protocol:1; 299 uint8_t match_flag_unused:6; 300 301#if USB_HAVE_COMPAT_LINUX 302 /* which fields to match against */ 303 uint16_t match_flags; 304#define USB_DEVICE_ID_MATCH_VENDOR 0x0001 305#define USB_DEVICE_ID_MATCH_PRODUCT 0x0002 306#define USB_DEVICE_ID_MATCH_DEV_LO 0x0004 307#define USB_DEVICE_ID_MATCH_DEV_HI 0x0008 308#define USB_DEVICE_ID_MATCH_DEV_CLASS 0x0010 309#define USB_DEVICE_ID_MATCH_DEV_SUBCLASS 0x0020 310#define USB_DEVICE_ID_MATCH_DEV_PROTOCOL 0x0040 311#define USB_DEVICE_ID_MATCH_INT_CLASS 0x0080 312#define USB_DEVICE_ID_MATCH_INT_SUBCLASS 0x0100 313#define USB_DEVICE_ID_MATCH_INT_PROTOCOL 0x0200 314#endif 315} __aligned(32); 316 317/* check that the size of the structure above is correct */ 318extern char usb_device_id_assert[(sizeof(struct usb_device_id) == 32) ? 1 : -1]; 319 320#define USB_VENDOR(vend) \ 321 .match_flag_vendor = 1, .idVendor = (vend) 322 323#define USB_PRODUCT(prod) \ 324 .match_flag_product = 1, .idProduct = (prod) 325 326#define USB_VP(vend,prod) \ 327 USB_VENDOR(vend), USB_PRODUCT(prod) 328 329#define USB_VPI(vend,prod,info) \ 330 USB_VENDOR(vend), USB_PRODUCT(prod), USB_DRIVER_INFO(info) 331 332#define USB_DEV_BCD_GTEQ(lo) /* greater than or equal */ \ 333 .match_flag_dev_lo = 1, .bcdDevice_lo = (lo) 334 335#define USB_DEV_BCD_LTEQ(hi) /* less than or equal */ \ 336 .match_flag_dev_hi = 1, .bcdDevice_hi = (hi) 337 338#define USB_DEV_CLASS(dc) \ 339 .match_flag_dev_class = 1, .bDeviceClass = (dc) 340 341#define USB_DEV_SUBCLASS(dsc) \ 342 .match_flag_dev_subclass = 1, .bDeviceSubClass = (dsc) 343 344#define USB_DEV_PROTOCOL(dp) \ 345 .match_flag_dev_protocol = 1, .bDeviceProtocol = (dp) 346 347#define USB_IFACE_CLASS(ic) \ 348 .match_flag_int_class = 1, .bInterfaceClass = (ic) 349 350#define USB_IFACE_SUBCLASS(isc) \ 351 .match_flag_int_subclass = 1, .bInterfaceSubClass = (isc) 352 353#define USB_IFACE_PROTOCOL(ip) \ 354 .match_flag_int_protocol = 1, .bInterfaceProtocol = (ip) 355 356#define USB_IF_CSI(class,subclass,info) \ 357 USB_IFACE_CLASS(class), USB_IFACE_SUBCLASS(subclass), USB_DRIVER_INFO(info) 358 359#define USB_DRIVER_INFO(n) \ 360 .driver_info = (n) 361 362#define USB_GET_DRIVER_INFO(did) \ 363 (did)->driver_info 364 365/* 366 * The following structure keeps information that is used to match 367 * against an array of "usb_device_id" elements. 368 */ 369struct usbd_lookup_info { 370 uint16_t idVendor; 371 uint16_t idProduct; 372 uint16_t bcdDevice; 373 uint8_t bDeviceClass; 374 uint8_t bDeviceSubClass; 375 uint8_t bDeviceProtocol; 376 uint8_t bInterfaceClass; 377 uint8_t bInterfaceSubClass; 378 uint8_t bInterfaceProtocol; 379 uint8_t bIfaceIndex; 380 uint8_t bIfaceNum; 381 uint8_t bConfigIndex; 382 uint8_t bConfigNum; 383}; 384 385/* Structure used by probe and attach */ 386 387struct usb_attach_arg { 388 struct usbd_lookup_info info; 389 device_t temp_dev; /* for internal use */ 390 unsigned long driver_info; /* for internal use */ 391 void *driver_ivar; 392 struct usb_device *device; /* current device */ 393 struct usb_interface *iface; /* current interface */ 394 enum usb_hc_mode usb_mode; /* host or device mode */ 395 uint8_t port; 396 uint8_t dev_state; 397#define UAA_DEV_READY 0 398#define UAA_DEV_DISABLED 1 399#define UAA_DEV_EJECTING 2 400}; 401 402/* 403 * The following is a wrapper for the callout structure to ease 404 * porting the code to other platforms. 405 */ 406struct usb_callout { 407 struct callout co; 408}; 409#define usb_callout_init_mtx(c,m,f) callout_init_mtx(&(c)->co,m,f) 410#define usb_callout_reset(c,t,f,d) callout_reset(&(c)->co,t,f,d) 411#define usb_callout_stop(c) callout_stop(&(c)->co) 412#define usb_callout_drain(c) callout_drain(&(c)->co) 413#define usb_callout_pending(c) callout_pending(&(c)->co) 414 415/* USB transfer states */ 416 417#define USB_ST_SETUP 0 418#define USB_ST_TRANSFERRED 1 419#define USB_ST_ERROR 2 420 421/* USB handle request states */ 422#define USB_HR_NOT_COMPLETE 0 423#define USB_HR_COMPLETE_OK 1 424#define USB_HR_COMPLETE_ERR 2 425 426/* 427 * The following macro will return the current state of an USB 428 * transfer like defined by the "USB_ST_XXX" enums. 429 */ 430#define USB_GET_STATE(xfer) (usbd_xfer_state(xfer)) 431 432/* 433 * The following structure defines the USB process message header. 434 */ 435struct usb_proc_msg { 436 TAILQ_ENTRY(usb_proc_msg) pm_qentry; 437 usb_proc_callback_t *pm_callback; 438 usb_size_t pm_num; 439}; 440 441#define USB_FIFO_TX 0 442#define USB_FIFO_RX 1 443 444/* 445 * Locking note for the following functions. All the 446 * "usb_fifo_cmd_t" and "usb_fifo_filter_t" functions are called 447 * locked. The others are called unlocked. 448 */ 449struct usb_fifo_methods { 450 usb_fifo_open_t *f_open; 451 usb_fifo_close_t *f_close; 452 usb_fifo_ioctl_t *f_ioctl; 453 /* 454 * NOTE: The post-ioctl callback is called after the USB reference 455 * gets locked in the IOCTL handler: 456 */ 457 usb_fifo_ioctl_t *f_ioctl_post; 458 usb_fifo_cmd_t *f_start_read; 459 usb_fifo_cmd_t *f_stop_read; 460 usb_fifo_cmd_t *f_start_write; 461 usb_fifo_cmd_t *f_stop_write; 462 usb_fifo_filter_t *f_filter_read; 463 usb_fifo_filter_t *f_filter_write; 464 const char *basename[4]; 465 const char *postfix[4]; 466}; 467 468struct usb_fifo_sc { 469 struct usb_fifo *fp[2]; 470 struct usb_fs_privdata *dev; 471}; 472 473const char *usbd_errstr(usb_error_t error); 474void *usbd_find_descriptor(struct usb_device *udev, void *id, 475 uint8_t iface_index, uint8_t type, uint8_t type_mask, 476 uint8_t subtype, uint8_t subtype_mask); 477struct usb_config_descriptor *usbd_get_config_descriptor( 478 struct usb_device *udev); 479struct usb_device_descriptor *usbd_get_device_descriptor( 480 struct usb_device *udev); 481struct usb_interface *usbd_get_iface(struct usb_device *udev, 482 uint8_t iface_index); 483struct usb_interface_descriptor *usbd_get_interface_descriptor( 484 struct usb_interface *iface); 485struct usb_endpoint *usbd_get_endpoint(struct usb_device *udev, uint8_t iface_index, 486 const struct usb_config *setup); 487struct usb_endpoint *usbd_get_ep_by_addr(struct usb_device *udev, uint8_t ea_val); 488usb_error_t usbd_interface_count(struct usb_device *udev, uint8_t *count); 489enum usb_hc_mode usbd_get_mode(struct usb_device *udev); 490enum usb_dev_speed usbd_get_speed(struct usb_device *udev); 491void device_set_usb_desc(device_t dev); 492void usb_pause_mtx(struct mtx *mtx, int _ticks); 493usb_error_t usbd_set_pnpinfo(struct usb_device *udev, 494 uint8_t iface_index, const char *pnpinfo); 495usb_error_t usbd_add_dynamic_quirk(struct usb_device *udev, 496 uint16_t quirk); 497usb_error_t usbd_set_endpoint_mode(struct usb_device *udev, 498 struct usb_endpoint *ep, uint8_t ep_mode); 499uint8_t usbd_get_endpoint_mode(struct usb_device *udev, 500 struct usb_endpoint *ep); 501 502const struct usb_device_id *usbd_lookup_id_by_info( 503 const struct usb_device_id *id, usb_size_t sizeof_id, 504 const struct usbd_lookup_info *info); 505int usbd_lookup_id_by_uaa(const struct usb_device_id *id, 506 usb_size_t sizeof_id, struct usb_attach_arg *uaa); 507 508usb_error_t usbd_do_request_flags(struct usb_device *udev, struct mtx *mtx, 509 struct usb_device_request *req, void *data, uint16_t flags, 510 uint16_t *actlen, usb_timeout_t timeout); 511#define usbd_do_request(u,m,r,d) \ 512 usbd_do_request_flags(u,m,r,d,0,NULL,USB_DEFAULT_TIMEOUT) 513 514uint8_t usbd_clear_stall_callback(struct usb_xfer *xfer1, 515 struct usb_xfer *xfer2); 516uint8_t usbd_get_interface_altindex(struct usb_interface *iface); 517usb_error_t usbd_set_alt_interface_index(struct usb_device *udev, 518 uint8_t iface_index, uint8_t alt_index); 519uint32_t usbd_get_isoc_fps(struct usb_device *udev); 520usb_error_t usbd_transfer_setup(struct usb_device *udev, 521 const uint8_t *ifaces, struct usb_xfer **pxfer, 522 const struct usb_config *setup_start, uint16_t n_setup, 523 void *priv_sc, struct mtx *priv_mtx); 524void usbd_transfer_submit(struct usb_xfer *xfer); 525void usbd_transfer_clear_stall(struct usb_xfer *xfer); 526void usbd_transfer_drain(struct usb_xfer *xfer); 527uint8_t usbd_transfer_pending(struct usb_xfer *xfer); 528void usbd_transfer_start(struct usb_xfer *xfer); 529void usbd_transfer_stop(struct usb_xfer *xfer); 530void usbd_transfer_unsetup(struct usb_xfer **pxfer, uint16_t n_setup); 531void usbd_transfer_poll(struct usb_xfer **ppxfer, uint16_t max); 532void usbd_set_parent_iface(struct usb_device *udev, uint8_t iface_index, 533 uint8_t parent_index); 534uint8_t usbd_get_bus_index(struct usb_device *udev); 535uint8_t usbd_get_device_index(struct usb_device *udev); 536void usbd_set_power_mode(struct usb_device *udev, uint8_t power_mode); 537uint8_t usbd_filter_power_mode(struct usb_device *udev, uint8_t power_mode); 538uint8_t usbd_device_attached(struct usb_device *udev); 539 540usb_frlength_t 541 usbd_xfer_old_frame_length(struct usb_xfer *xfer, usb_frcount_t frindex); 542void usbd_xfer_status(struct usb_xfer *xfer, int *actlen, int *sumlen, 543 int *aframes, int *nframes); 544struct usb_page_cache *usbd_xfer_get_frame(struct usb_xfer *, usb_frcount_t); 545void *usbd_xfer_get_frame_buffer(struct usb_xfer *, usb_frcount_t); 546void *usbd_xfer_softc(struct usb_xfer *xfer); 547void *usbd_xfer_get_priv(struct usb_xfer *xfer); 548void usbd_xfer_set_priv(struct usb_xfer *xfer, void *); 549void usbd_xfer_set_interval(struct usb_xfer *xfer, int); 550uint8_t usbd_xfer_state(struct usb_xfer *xfer); 551void usbd_xfer_set_frame_data(struct usb_xfer *xfer, usb_frcount_t frindex, 552 void *ptr, usb_frlength_t len); 553void usbd_xfer_frame_data(struct usb_xfer *xfer, usb_frcount_t frindex, 554 void **ptr, int *len); 555void usbd_xfer_set_frame_offset(struct usb_xfer *xfer, usb_frlength_t offset, 556 usb_frcount_t frindex); 557usb_frlength_t usbd_xfer_max_len(struct usb_xfer *xfer); 558usb_frlength_t usbd_xfer_max_framelen(struct usb_xfer *xfer); 559usb_frcount_t usbd_xfer_max_frames(struct usb_xfer *xfer); 560uint8_t usbd_xfer_get_fps_shift(struct usb_xfer *xfer); 561usb_frlength_t usbd_xfer_frame_len(struct usb_xfer *xfer, 562 usb_frcount_t frindex); 563void usbd_xfer_set_frame_len(struct usb_xfer *xfer, usb_frcount_t frindex, 564 usb_frlength_t len); 565void usbd_xfer_set_timeout(struct usb_xfer *xfer, int timeout); 566void usbd_xfer_set_frames(struct usb_xfer *xfer, usb_frcount_t n); 567void usbd_xfer_set_stall(struct usb_xfer *xfer); 568int usbd_xfer_is_stalled(struct usb_xfer *xfer); 569void usbd_xfer_set_flag(struct usb_xfer *xfer, int flag); 570void usbd_xfer_clr_flag(struct usb_xfer *xfer, int flag); 571uint16_t usbd_xfer_get_timestamp(struct usb_xfer *xfer); 572 573void usbd_copy_in(struct usb_page_cache *cache, usb_frlength_t offset, 574 const void *ptr, usb_frlength_t len); 575int usbd_copy_in_user(struct usb_page_cache *cache, usb_frlength_t offset, 576 const void *ptr, usb_frlength_t len); 577void usbd_copy_out(struct usb_page_cache *cache, usb_frlength_t offset, 578 void *ptr, usb_frlength_t len); 579int usbd_copy_out_user(struct usb_page_cache *cache, usb_frlength_t offset, 580 void *ptr, usb_frlength_t len); 581void usbd_get_page(struct usb_page_cache *pc, usb_frlength_t offset, 582 struct usb_page_search *res); 583void usbd_m_copy_in(struct usb_page_cache *cache, usb_frlength_t dst_offset, 584 struct mbuf *m, usb_size_t src_offset, usb_frlength_t src_len); 585void usbd_frame_zero(struct usb_page_cache *cache, usb_frlength_t offset, 586 usb_frlength_t len); 587void usbd_start_re_enumerate(struct usb_device *udev); 588 589int usb_fifo_attach(struct usb_device *udev, void *priv_sc, 590 struct mtx *priv_mtx, struct usb_fifo_methods *pm, 591 struct usb_fifo_sc *f_sc, uint16_t unit, int16_t subunit, 592 uint8_t iface_index, uid_t uid, gid_t gid, int mode); 593void usb_fifo_detach(struct usb_fifo_sc *f_sc); 594int usb_fifo_alloc_buffer(struct usb_fifo *f, uint32_t bufsize, 595 uint16_t nbuf); 596void usb_fifo_free_buffer(struct usb_fifo *f); 597uint32_t usb_fifo_put_bytes_max(struct usb_fifo *fifo); 598void usb_fifo_put_data(struct usb_fifo *fifo, struct usb_page_cache *pc, 599 usb_frlength_t offset, usb_frlength_t len, uint8_t what); 600void usb_fifo_put_data_linear(struct usb_fifo *fifo, void *ptr, 601 usb_size_t len, uint8_t what); 602uint8_t usb_fifo_put_data_buffer(struct usb_fifo *f, void *ptr, usb_size_t len); 603void usb_fifo_put_data_error(struct usb_fifo *fifo); 604uint8_t usb_fifo_get_data(struct usb_fifo *fifo, struct usb_page_cache *pc, 605 usb_frlength_t offset, usb_frlength_t len, usb_frlength_t *actlen, 606 uint8_t what); 607uint8_t usb_fifo_get_data_linear(struct usb_fifo *fifo, void *ptr, 608 usb_size_t len, usb_size_t *actlen, uint8_t what); 609uint8_t usb_fifo_get_data_buffer(struct usb_fifo *f, void **pptr, 610 usb_size_t *plen); 611void usb_fifo_reset(struct usb_fifo *f); 612void usb_fifo_wakeup(struct usb_fifo *f); 613void usb_fifo_get_data_error(struct usb_fifo *fifo); 614void *usb_fifo_softc(struct usb_fifo *fifo); 615void usb_fifo_set_close_zlp(struct usb_fifo *, uint8_t); 616void usb_fifo_set_write_defrag(struct usb_fifo *, uint8_t); 617void usb_fifo_free(struct usb_fifo *f); 618#endif /* _KERNEL */ 619#endif /* _USB_USBDI_H_ */ 620