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 * $FreeBSD$ 25 */ 26 #ifndef _USB_USBDI_H_ 27 #define _USB_USBDI_H_ 28 29 struct usb_fifo; 30 struct usb_xfer; 31 struct usb_device; 32 struct usb_interface; 33 struct usb_endpoint; 34 struct usb_page_cache; 35 struct usb_page_search; 36 struct usb_process; 37 struct usb_proc_msg; 38 struct usb_mbuf; 39 struct mbuf; 40 41 typedef enum { /* keep in sync with usb_errstr_table */ 42 USB_ERR_NORMAL_COMPLETION = 0, 43 USB_ERR_PENDING_REQUESTS, /* 1 */ 44 USB_ERR_NOT_STARTED, /* 2 */ 45 USB_ERR_INVAL, /* 3 */ 46 USB_ERR_NOMEM, /* 4 */ 47 USB_ERR_CANCELLED, /* 5 */ 48 USB_ERR_BAD_ADDRESS, /* 6 */ 49 USB_ERR_BAD_BUFSIZE, /* 7 */ 50 USB_ERR_BAD_FLAG, /* 8 */ 51 USB_ERR_NO_CALLBACK, /* 9 */ 52 USB_ERR_IN_USE, /* 10 */ 53 USB_ERR_NO_ADDR, /* 11 */ 54 USB_ERR_NO_PIPE, /* 12 */ 55 USB_ERR_ZERO_NFRAMES, /* 13 */ 56 USB_ERR_ZERO_MAXP, /* 14 */ 57 USB_ERR_SET_ADDR_FAILED, /* 15 */ 58 USB_ERR_NO_POWER, /* 16 */ 59 USB_ERR_TOO_DEEP, /* 17 */ 60 USB_ERR_IOERROR, /* 18 */ 61 USB_ERR_NOT_CONFIGURED, /* 19 */ 62 USB_ERR_TIMEOUT, /* 20 */ 63 USB_ERR_SHORT_XFER, /* 21 */ 64 USB_ERR_STALLED, /* 22 */ 65 USB_ERR_INTERRUPTED, /* 23 */ 66 USB_ERR_DMA_LOAD_FAILED, /* 24 */ 67 USB_ERR_BAD_CONTEXT, /* 25 */ 68 USB_ERR_NO_ROOT_HUB, /* 26 */ 69 USB_ERR_NO_INTR_THREAD, /* 27 */ 70 USB_ERR_NOT_LOCKED, /* 28 */ 71 USB_ERR_MAX 72 } usb_error_t; 73 74 /* 75 * Flags for transfers 76 */ 77 #define USB_FORCE_SHORT_XFER 0x0001 /* force a short transmit last */ 78 #define USB_SHORT_XFER_OK 0x0004 /* allow short reads */ 79 #define USB_DELAY_STATUS_STAGE 0x0010 /* insert delay before STATUS stage */ 80 #define USB_USER_DATA_PTR 0x0020 /* internal flag */ 81 #define USB_MULTI_SHORT_OK 0x0040 /* allow multiple short frames */ 82 #define USB_MANUAL_STATUS 0x0080 /* manual ctrl status */ 83 84 #define USB_NO_TIMEOUT 0 85 #define USB_DEFAULT_TIMEOUT 5000 /* 5000 ms = 5 seconds */ 86 87 #if defined(_KERNEL) 88 /* typedefs */ 89 90 typedef void (usb_callback_t)(struct usb_xfer *, usb_error_t); 91 typedef void (usb_proc_callback_t)(struct usb_proc_msg *); 92 typedef usb_error_t (usb_handle_req_t)(struct usb_device *, 93 struct usb_device_request *, const void **, uint16_t *); 94 95 typedef int (usb_fifo_open_t)(struct usb_fifo *fifo, int fflags); 96 typedef void (usb_fifo_close_t)(struct usb_fifo *fifo, int fflags); 97 typedef int (usb_fifo_ioctl_t)(struct usb_fifo *fifo, u_long cmd, void *addr, int fflags); 98 typedef void (usb_fifo_cmd_t)(struct usb_fifo *fifo); 99 typedef void (usb_fifo_filter_t)(struct usb_fifo *fifo, struct usb_mbuf *m); 100 101 /* 102 * The following macros are used used to convert milliseconds into 103 * HZ. We use 1024 instead of 1000 milliseconds per second to save a 104 * full division. 105 */ 106 #define USB_MS_HZ 1024 107 108 #define USB_MS_TO_TICKS(ms) \ 109 (((uint32_t)((((uint32_t)(ms)) * ((uint32_t)(hz))) + USB_MS_HZ - 1)) / USB_MS_HZ) 110 111 /* 112 * Common queue structure for USB transfers. 113 */ 114 struct usb_xfer_queue { 115 TAILQ_HEAD(, usb_xfer) head; 116 struct usb_xfer *curr; /* current USB transfer processed */ 117 void (*command) (struct usb_xfer_queue *pq); 118 uint8_t recurse_1:1; 119 uint8_t recurse_2:1; 120 }; 121 122 /* 123 * The following structure defines an USB endpoint 124 * USB endpoint. 125 */ 126 struct usb_endpoint { 127 struct usb_xfer_queue endpoint_q; /* queue of USB transfers */ 128 129 struct usb_endpoint_descriptor *edesc; 130 struct usb_pipe_methods *methods; /* set by HC driver */ 131 132 uint16_t isoc_next; 133 134 uint8_t toggle_next:1; /* next data toggle value */ 135 uint8_t is_stalled:1; /* set if endpoint is stalled */ 136 uint8_t is_synced:1; /* set if we a synchronised */ 137 uint8_t unused:5; 138 uint8_t iface_index; /* not used by "default endpoint" */ 139 140 uint8_t refcount_alloc; /* allocation refcount */ 141 uint8_t refcount_bw; /* bandwidth refcount */ 142 #define USB_EP_REF_MAX 0x3f 143 144 /* High-Speed resource allocation (valid if "refcount_bw" > 0) */ 145 146 uint8_t usb_smask; /* USB start mask */ 147 uint8_t usb_cmask; /* USB complete mask */ 148 uint8_t usb_uframe; /* USB microframe */ 149 }; 150 151 /* 152 * The following structure defines an USB interface. 153 */ 154 struct usb_interface { 155 struct usb_interface_descriptor *idesc; 156 device_t subdev; 157 uint8_t alt_index; 158 uint8_t parent_iface_index; 159 160 /* Linux compat */ 161 struct usb_host_interface *altsetting; 162 struct usb_host_interface *cur_altsetting; 163 struct usb_device *linux_udev; 164 void *bsd_priv_sc; /* device specific information */ 165 uint8_t num_altsetting; /* number of alternate settings */ 166 uint8_t bsd_iface_index; 167 }; 168 169 /* 170 * The following structure defines a set of USB transfer flags. 171 */ 172 struct usb_xfer_flags { 173 uint8_t force_short_xfer:1; /* force a short transmit transfer 174 * last */ 175 uint8_t short_xfer_ok:1; /* allow short receive transfers */ 176 uint8_t short_frames_ok:1; /* allow short frames */ 177 uint8_t pipe_bof:1; /* block pipe on failure */ 178 uint8_t proxy_buffer:1; /* makes buffer size a factor of 179 * "max_frame_size" */ 180 uint8_t ext_buffer:1; /* uses external DMA buffer */ 181 uint8_t manual_status:1; /* non automatic status stage on 182 * control transfers */ 183 uint8_t no_pipe_ok:1; /* set if "USB_ERR_NO_PIPE" error can 184 * be ignored */ 185 uint8_t stall_pipe:1; /* set if the endpoint belonging to 186 * this USB transfer should be stalled 187 * before starting this transfer! */ 188 }; 189 190 /* 191 * The following structure define an USB configuration, that basically 192 * is used when setting up an USB transfer. 193 */ 194 struct usb_config { 195 usb_callback_t *callback; /* USB transfer callback */ 196 usb_frlength_t bufsize; /* total pipe buffer size in bytes */ 197 usb_frcount_t frames; /* maximum number of USB frames */ 198 usb_timeout_t interval; /* interval in milliseconds */ 199 #define USB_DEFAULT_INTERVAL 0 200 usb_timeout_t timeout; /* transfer timeout in milliseconds */ 201 struct usb_xfer_flags flags; /* transfer flags */ 202 enum usb_hc_mode usb_mode; /* host or device mode */ 203 uint8_t type; /* pipe type */ 204 uint8_t endpoint; /* pipe number */ 205 uint8_t direction; /* pipe direction */ 206 uint8_t ep_index; /* pipe index match to use */ 207 uint8_t if_index; /* "ifaces" index to use */ 208 }; 209 210 /* 211 * The following structure is used when looking up an USB driver for 212 * an USB device. It is inspired by the Linux structure called 213 * "usb_device_id". 214 */ 215 struct usb_device_id { 216 217 /* Hook for driver specific information */ 218 unsigned long driver_info; 219 220 /* Used for product specific matches; the BCD range is inclusive */ 221 uint16_t idVendor; 222 uint16_t idProduct; 223 uint16_t bcdDevice_lo; 224 uint16_t bcdDevice_hi; 225 226 /* Used for device class matches */ 227 uint8_t bDeviceClass; 228 uint8_t bDeviceSubClass; 229 uint8_t bDeviceProtocol; 230 231 /* Used for interface class matches */ 232 uint8_t bInterfaceClass; 233 uint8_t bInterfaceSubClass; 234 uint8_t bInterfaceProtocol; 235 236 /* Select which fields to match against */ 237 uint8_t match_flag_vendor:1; 238 uint8_t match_flag_product:1; 239 uint8_t match_flag_dev_lo:1; 240 uint8_t match_flag_dev_hi:1; 241 uint8_t match_flag_dev_class:1; 242 uint8_t match_flag_dev_subclass:1; 243 uint8_t match_flag_dev_protocol:1; 244 uint8_t match_flag_int_class:1; 245 uint8_t match_flag_int_subclass:1; 246 uint8_t match_flag_int_protocol:1; 247 248 #if USB_HAVE_COMPAT_LINUX 249 /* which fields to match against */ 250 uint16_t match_flags; 251 #define USB_DEVICE_ID_MATCH_VENDOR 0x0001 252 #define USB_DEVICE_ID_MATCH_PRODUCT 0x0002 253 #define USB_DEVICE_ID_MATCH_DEV_LO 0x0004 254 #define USB_DEVICE_ID_MATCH_DEV_HI 0x0008 255 #define USB_DEVICE_ID_MATCH_DEV_CLASS 0x0010 256 #define USB_DEVICE_ID_MATCH_DEV_SUBCLASS 0x0020 257 #define USB_DEVICE_ID_MATCH_DEV_PROTOCOL 0x0040 258 #define USB_DEVICE_ID_MATCH_INT_CLASS 0x0080 259 #define USB_DEVICE_ID_MATCH_INT_SUBCLASS 0x0100 260 #define USB_DEVICE_ID_MATCH_INT_PROTOCOL 0x0200 261 #endif 262 }; 263 264 #define USB_VENDOR(vend) \ 265 .match_flag_vendor = 1, .idVendor = (vend) 266 267 #define USB_PRODUCT(prod) \ 268 .match_flag_product = 1, .idProduct = (prod) 269 270 #define USB_VP(vend,prod) \ 271 USB_VENDOR(vend), USB_PRODUCT(prod) 272 273 #define USB_VPI(vend,prod,info) \ 274 USB_VENDOR(vend), USB_PRODUCT(prod), USB_DRIVER_INFO(info) 275 276 #define USB_DEV_BCD_GTEQ(lo) /* greater than or equal */ \ 277 .match_flag_dev_lo = 1, .bcdDevice_lo = (lo) 278 279 #define USB_DEV_BCD_LTEQ(hi) /* less than or equal */ \ 280 .match_flag_dev_hi = 1, .bcdDevice_hi = (hi) 281 282 #define USB_DEV_CLASS(dc) \ 283 .match_flag_dev_class = 1, .bDeviceClass = (dc) 284 285 #define USB_DEV_SUBCLASS(dsc) \ 286 .match_flag_dev_subclass = 1, .bDeviceSubClass = (dsc) 287 288 #define USB_DEV_PROTOCOL(dp) \ 289 .match_flag_dev_protocol = 1, .bDeviceProtocol = (dp) 290 291 #define USB_IFACE_CLASS(ic) \ 292 .match_flag_int_class = 1, .bInterfaceClass = (ic) 293 294 #define USB_IFACE_SUBCLASS(isc) \ 295 .match_flag_int_subclass = 1, .bInterfaceSubClass = (isc) 296 297 #define USB_IFACE_PROTOCOL(ip) \ 298 .match_flag_int_protocol = 1, .bInterfaceProtocol = (ip) 299 300 #define USB_IF_CSI(class,subclass,info) \ 301 USB_IFACE_CLASS(class), USB_IFACE_SUBCLASS(subclass), USB_DRIVER_INFO(info) 302 303 #define USB_DRIVER_INFO(n) \ 304 .driver_info = (n) 305 306 #define USB_GET_DRIVER_INFO(did) \ 307 (did)->driver_info 308 309 /* 310 * The following structure keeps information that is used to match 311 * against an array of "usb_device_id" elements. 312 */ 313 struct usbd_lookup_info { 314 uint16_t idVendor; 315 uint16_t idProduct; 316 uint16_t bcdDevice; 317 uint8_t bDeviceClass; 318 uint8_t bDeviceSubClass; 319 uint8_t bDeviceProtocol; 320 uint8_t bInterfaceClass; 321 uint8_t bInterfaceSubClass; 322 uint8_t bInterfaceProtocol; 323 uint8_t bIfaceIndex; 324 uint8_t bIfaceNum; 325 uint8_t bConfigIndex; 326 uint8_t bConfigNum; 327 }; 328 329 /* Structure used by probe and attach */ 330 331 struct usb_attach_arg { 332 struct usbd_lookup_info info; 333 device_t temp_dev; /* for internal use */ 334 unsigned long driver_info; /* for internal use */ 335 void *driver_ivar; 336 struct usb_device *device; /* current device */ 337 struct usb_interface *iface; /* current interface */ 338 enum usb_hc_mode usb_mode; /* host or device mode */ 339 uint8_t port; 340 uint8_t use_generic; /* hint for generic drivers */ 341 }; 342 343 /* 344 * The following is a wrapper for the callout structure to ease 345 * porting the code to other platforms. 346 */ 347 struct usb_callout { 348 struct callout co; 349 }; 350 #define usb_callout_init_mtx(c,m,f) callout_init_mtx(&(c)->co,m,f) 351 #define usb_callout_reset(c,t,f,d) callout_reset(&(c)->co,t,f,d) 352 #define usb_callout_stop(c) callout_stop(&(c)->co) 353 #define usb_callout_drain(c) callout_drain(&(c)->co) 354 #define usb_callout_pending(c) callout_pending(&(c)->co) 355 356 /* USB transfer states */ 357 358 #define USB_ST_SETUP 0 359 #define USB_ST_TRANSFERRED 1 360 #define USB_ST_ERROR 2 361 362 /* USB handle request states */ 363 #define USB_HR_NOT_COMPLETE 0 364 #define USB_HR_COMPLETE_OK 1 365 #define USB_HR_COMPLETE_ERR 2 366 367 /* 368 * The following macro will return the current state of an USB 369 * transfer like defined by the "USB_ST_XXX" enums. 370 */ 371 #define USB_GET_STATE(xfer) (usbd_xfer_state(xfer)) 372 373 /* 374 * The following structure defines the USB process message header. 375 */ 376 struct usb_proc_msg { 377 TAILQ_ENTRY(usb_proc_msg) pm_qentry; 378 usb_proc_callback_t *pm_callback; 379 usb_size_t pm_num; 380 }; 381 382 #define USB_FIFO_TX 0 383 #define USB_FIFO_RX 1 384 385 /* 386 * Locking note for the following functions. All the 387 * "usb_fifo_cmd_t" and "usb_fifo_filter_t" functions are called 388 * locked. The others are called unlocked. 389 */ 390 struct usb_fifo_methods { 391 usb_fifo_open_t *f_open; 392 usb_fifo_close_t *f_close; 393 usb_fifo_ioctl_t *f_ioctl; 394 /* 395 * NOTE: The post-ioctl callback is called after the USB reference 396 * gets locked in the IOCTL handler: 397 */ 398 usb_fifo_ioctl_t *f_ioctl_post; 399 usb_fifo_cmd_t *f_start_read; 400 usb_fifo_cmd_t *f_stop_read; 401 usb_fifo_cmd_t *f_start_write; 402 usb_fifo_cmd_t *f_stop_write; 403 usb_fifo_filter_t *f_filter_read; 404 usb_fifo_filter_t *f_filter_write; 405 const char *basename[4]; 406 const char *postfix[4]; 407 }; 408 409 struct usb_fifo_sc { 410 struct usb_fifo *fp[2]; 411 struct cdev* dev; 412 }; 413 414 const char *usbd_errstr(usb_error_t error); 415 void *usbd_find_descriptor(struct usb_device *udev, void *id, 416 uint8_t iface_index, uint8_t type, uint8_t type_mask, 417 uint8_t subtype, uint8_t subtype_mask); 418 struct usb_config_descriptor *usbd_get_config_descriptor( 419 struct usb_device *udev); 420 struct usb_device_descriptor *usbd_get_device_descriptor( 421 struct usb_device *udev); 422 struct usb_interface *usbd_get_iface(struct usb_device *udev, 423 uint8_t iface_index); 424 struct usb_interface_descriptor *usbd_get_interface_descriptor( 425 struct usb_interface *iface); 426 struct usb_endpoint *usbd_get_endpoint(struct usb_device *udev, uint8_t iface_index, 427 const struct usb_config *setup); 428 struct usb_endpoint *usbd_get_ep_by_addr(struct usb_device *udev, uint8_t ea_val); 429 usb_error_t usbd_interface_count(struct usb_device *udev, uint8_t *count); 430 enum usb_hc_mode usbd_get_mode(struct usb_device *udev); 431 enum usb_dev_speed usbd_get_speed(struct usb_device *udev); 432 void device_set_usb_desc(device_t dev); 433 void usb_pause_mtx(struct mtx *mtx, int _ticks); 434 435 const struct usb_device_id *usbd_lookup_id_by_info( 436 const struct usb_device_id *id, usb_size_t sizeof_id, 437 const struct usbd_lookup_info *info); 438 int usbd_lookup_id_by_uaa(const struct usb_device_id *id, 439 usb_size_t sizeof_id, struct usb_attach_arg *uaa); 440 441 usb_error_t usbd_do_request_flags(struct usb_device *udev, struct mtx *mtx, 442 struct usb_device_request *req, void *data, uint16_t flags, 443 uint16_t *actlen, usb_timeout_t timeout); 444 #define usbd_do_request(u,m,r,d) \ 445 usbd_do_request_flags(u,m,r,d,0,NULL,USB_DEFAULT_TIMEOUT) 446 447 uint8_t usbd_clear_stall_callback(struct usb_xfer *xfer1, 448 struct usb_xfer *xfer2); 449 uint8_t usbd_get_interface_altindex(struct usb_interface *iface); 450 usb_error_t usbd_set_alt_interface_index(struct usb_device *udev, 451 uint8_t iface_index, uint8_t alt_index); 452 uint32_t usbd_get_isoc_fps(struct usb_device *udev); 453 usb_error_t usbd_transfer_setup(struct usb_device *udev, 454 const uint8_t *ifaces, struct usb_xfer **pxfer, 455 const struct usb_config *setup_start, uint16_t n_setup, 456 void *priv_sc, struct mtx *priv_mtx); 457 void usbd_transfer_submit(struct usb_xfer *xfer); 458 void usbd_transfer_clear_stall(struct usb_xfer *xfer); 459 void usbd_transfer_drain(struct usb_xfer *xfer); 460 uint8_t usbd_transfer_pending(struct usb_xfer *xfer); 461 void usbd_transfer_start(struct usb_xfer *xfer); 462 void usbd_transfer_stop(struct usb_xfer *xfer); 463 void usbd_transfer_unsetup(struct usb_xfer **pxfer, uint16_t n_setup); 464 void usbd_transfer_poll(struct usb_xfer **ppxfer, uint16_t max); 465 void usbd_set_parent_iface(struct usb_device *udev, uint8_t iface_index, 466 uint8_t parent_index); 467 uint8_t usbd_get_bus_index(struct usb_device *udev); 468 uint8_t usbd_get_device_index(struct usb_device *udev); 469 void usbd_set_power_mode(struct usb_device *udev, uint8_t power_mode); 470 uint8_t usbd_device_attached(struct usb_device *udev); 471 472 void usbd_xfer_status(struct usb_xfer *xfer, int *actlen, int *sumlen, 473 int *aframes, int *nframes); 474 struct usb_page_cache *usbd_xfer_get_frame(struct usb_xfer *xfer, 475 usb_frcount_t frindex); 476 void *usbd_xfer_softc(struct usb_xfer *xfer); 477 void *usbd_xfer_get_priv(struct usb_xfer *xfer); 478 void usbd_xfer_set_priv(struct usb_xfer *xfer, void *); 479 void usbd_xfer_set_interval(struct usb_xfer *xfer, int); 480 uint8_t usbd_xfer_state(struct usb_xfer *xfer); 481 void usbd_xfer_set_frame_data(struct usb_xfer *xfer, usb_frcount_t frindex, 482 void *ptr, usb_frlength_t len); 483 void usbd_xfer_frame_data(struct usb_xfer *xfer, usb_frcount_t frindex, 484 void **ptr, int *len); 485 void usbd_xfer_set_frame_offset(struct usb_xfer *xfer, usb_frlength_t offset, 486 usb_frcount_t frindex); 487 usb_frlength_t usbd_xfer_max_len(struct usb_xfer *xfer); 488 usb_frlength_t usbd_xfer_max_framelen(struct usb_xfer *xfer); 489 usb_frcount_t usbd_xfer_max_frames(struct usb_xfer *xfer); 490 uint8_t usbd_xfer_get_fps_shift(struct usb_xfer *xfer); 491 usb_frlength_t usbd_xfer_frame_len(struct usb_xfer *xfer, 492 usb_frcount_t frindex); 493 void usbd_xfer_set_frame_len(struct usb_xfer *xfer, usb_frcount_t frindex, 494 usb_frlength_t len); 495 void usbd_xfer_set_timeout(struct usb_xfer *xfer, int timeout); 496 void usbd_xfer_set_frames(struct usb_xfer *xfer, usb_frcount_t n); 497 void usbd_xfer_set_stall(struct usb_xfer *xfer); 498 int usbd_xfer_is_stalled(struct usb_xfer *xfer); 499 void usbd_xfer_set_flag(struct usb_xfer *xfer, int flag); 500 void usbd_xfer_clr_flag(struct usb_xfer *xfer, int flag); 501 uint16_t usbd_xfer_get_timestamp(struct usb_xfer *xfer); 502 503 void usbd_copy_in(struct usb_page_cache *cache, usb_frlength_t offset, 504 const void *ptr, usb_frlength_t len); 505 int usbd_copy_in_user(struct usb_page_cache *cache, usb_frlength_t offset, 506 const void *ptr, usb_frlength_t len); 507 void usbd_copy_out(struct usb_page_cache *cache, usb_frlength_t offset, 508 void *ptr, usb_frlength_t len); 509 int usbd_copy_out_user(struct usb_page_cache *cache, usb_frlength_t offset, 510 void *ptr, usb_frlength_t len); 511 void usbd_get_page(struct usb_page_cache *pc, usb_frlength_t offset, 512 struct usb_page_search *res); 513 void usbd_m_copy_in(struct usb_page_cache *cache, usb_frlength_t dst_offset, 514 struct mbuf *m, usb_size_t src_offset, usb_frlength_t src_len); 515 void usbd_frame_zero(struct usb_page_cache *cache, usb_frlength_t offset, 516 usb_frlength_t len); 517 518 int usb_fifo_attach(struct usb_device *udev, void *priv_sc, 519 struct mtx *priv_mtx, struct usb_fifo_methods *pm, 520 struct usb_fifo_sc *f_sc, uint16_t unit, uint16_t subunit, 521 uint8_t iface_index, uid_t uid, gid_t gid, int mode); 522 void usb_fifo_detach(struct usb_fifo_sc *f_sc); 523 int usb_fifo_alloc_buffer(struct usb_fifo *f, uint32_t bufsize, 524 uint16_t nbuf); 525 void usb_fifo_free_buffer(struct usb_fifo *f); 526 uint32_t usb_fifo_put_bytes_max(struct usb_fifo *fifo); 527 void usb_fifo_put_data(struct usb_fifo *fifo, struct usb_page_cache *pc, 528 usb_frlength_t offset, usb_frlength_t len, uint8_t what); 529 void usb_fifo_put_data_linear(struct usb_fifo *fifo, void *ptr, 530 usb_size_t len, uint8_t what); 531 uint8_t usb_fifo_put_data_buffer(struct usb_fifo *f, void *ptr, usb_size_t len); 532 void usb_fifo_put_data_error(struct usb_fifo *fifo); 533 uint8_t usb_fifo_get_data(struct usb_fifo *fifo, struct usb_page_cache *pc, 534 usb_frlength_t offset, usb_frlength_t len, usb_frlength_t *actlen, 535 uint8_t what); 536 uint8_t usb_fifo_get_data_linear(struct usb_fifo *fifo, void *ptr, 537 usb_size_t len, usb_size_t *actlen, uint8_t what); 538 uint8_t usb_fifo_get_data_buffer(struct usb_fifo *f, void **pptr, 539 usb_size_t *plen); 540 void usb_fifo_reset(struct usb_fifo *f); 541 void usb_fifo_wakeup(struct usb_fifo *f); 542 void usb_fifo_get_data_error(struct usb_fifo *fifo); 543 void *usb_fifo_softc(struct usb_fifo *fifo); 544 void usb_fifo_set_close_zlp(struct usb_fifo *, uint8_t); 545 void usb_fifo_set_write_defrag(struct usb_fifo *, uint8_t); 546 void usb_fifo_free(struct usb_fifo *f); 547 #endif /* _KERNEL */ 548 #endif /* _USB_USBDI_H_ */ 549