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_attach_arg; 33 struct usb_interface; 34 struct usb_endpoint; 35 struct usb_page_cache; 36 struct usb_page_search; 37 struct usb_process; 38 struct usb_proc_msg; 39 struct usb_mbuf; 40 struct mbuf; 41 42 typedef enum { /* keep in sync with usb_errstr_table */ 43 USB_ERR_NORMAL_COMPLETION = 0, 44 USB_ERR_PENDING_REQUESTS, /* 1 */ 45 USB_ERR_NOT_STARTED, /* 2 */ 46 USB_ERR_INVAL, /* 3 */ 47 USB_ERR_NOMEM, /* 4 */ 48 USB_ERR_CANCELLED, /* 5 */ 49 USB_ERR_BAD_ADDRESS, /* 6 */ 50 USB_ERR_BAD_BUFSIZE, /* 7 */ 51 USB_ERR_BAD_FLAG, /* 8 */ 52 USB_ERR_NO_CALLBACK, /* 9 */ 53 USB_ERR_IN_USE, /* 10 */ 54 USB_ERR_NO_ADDR, /* 11 */ 55 USB_ERR_NO_PIPE, /* 12 */ 56 USB_ERR_ZERO_NFRAMES, /* 13 */ 57 USB_ERR_ZERO_MAXP, /* 14 */ 58 USB_ERR_SET_ADDR_FAILED, /* 15 */ 59 USB_ERR_NO_POWER, /* 16 */ 60 USB_ERR_TOO_DEEP, /* 17 */ 61 USB_ERR_IOERROR, /* 18 */ 62 USB_ERR_NOT_CONFIGURED, /* 19 */ 63 USB_ERR_TIMEOUT, /* 20 */ 64 USB_ERR_SHORT_XFER, /* 21 */ 65 USB_ERR_STALLED, /* 22 */ 66 USB_ERR_INTERRUPTED, /* 23 */ 67 USB_ERR_DMA_LOAD_FAILED, /* 24 */ 68 USB_ERR_BAD_CONTEXT, /* 25 */ 69 USB_ERR_NO_ROOT_HUB, /* 26 */ 70 USB_ERR_NO_INTR_THREAD, /* 27 */ 71 USB_ERR_NOT_LOCKED, /* 28 */ 72 USB_ERR_MAX 73 } usb_error_t; 74 75 /* 76 * Flags for transfers 77 */ 78 #define USB_FORCE_SHORT_XFER 0x0001 /* force a short transmit last */ 79 #define USB_SHORT_XFER_OK 0x0004 /* allow short reads */ 80 #define USB_DELAY_STATUS_STAGE 0x0010 /* insert delay before STATUS stage */ 81 #define USB_USER_DATA_PTR 0x0020 /* internal flag */ 82 #define USB_MULTI_SHORT_OK 0x0040 /* allow multiple short frames */ 83 #define USB_MANUAL_STATUS 0x0080 /* manual ctrl status */ 84 85 #define USB_NO_TIMEOUT 0 86 #define USB_DEFAULT_TIMEOUT 5000 /* 5000 ms = 5 seconds */ 87 88 #if defined(_KERNEL) 89 /* typedefs */ 90 91 typedef void (usb_callback_t)(struct usb_xfer *, usb_error_t); 92 typedef void (usb_proc_callback_t)(struct usb_proc_msg *); 93 typedef usb_error_t (usb_handle_req_t)(struct usb_device *, 94 struct usb_device_request *, const void **, uint16_t *); 95 96 typedef int (usb_fifo_open_t)(struct usb_fifo *fifo, int fflags); 97 typedef void (usb_fifo_close_t)(struct usb_fifo *fifo, int fflags); 98 typedef int (usb_fifo_ioctl_t)(struct usb_fifo *fifo, u_long cmd, void *addr, int fflags); 99 typedef void (usb_fifo_cmd_t)(struct usb_fifo *fifo); 100 typedef void (usb_fifo_filter_t)(struct usb_fifo *fifo, struct usb_mbuf *m); 101 102 103 /* USB events */ 104 #include <sys/eventhandler.h> 105 typedef void (*usb_dev_configured_t)(void *, struct usb_device *, 106 struct usb_attach_arg *); 107 EVENTHANDLER_DECLARE(usb_dev_configured, usb_dev_configured_t); 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 struct usb_xfer_queue endpoint_q; /* queue of USB transfers */ 136 137 struct usb_endpoint_descriptor *edesc; 138 struct usb_pipe_methods *methods; /* set by HC driver */ 139 140 uint16_t isoc_next; 141 142 uint8_t toggle_next:1; /* next data toggle value */ 143 uint8_t is_stalled:1; /* set if endpoint is stalled */ 144 uint8_t is_synced:1; /* set if we a synchronised */ 145 uint8_t unused:5; 146 uint8_t iface_index; /* not used by "default endpoint" */ 147 148 uint8_t refcount_alloc; /* allocation refcount */ 149 uint8_t refcount_bw; /* bandwidth refcount */ 150 #define USB_EP_REF_MAX 0x3f 151 152 /* High-Speed resource allocation (valid if "refcount_bw" > 0) */ 153 154 uint8_t usb_smask; /* USB start mask */ 155 uint8_t usb_cmask; /* USB complete mask */ 156 uint8_t usb_uframe; /* USB microframe */ 157 }; 158 159 /* 160 * The following structure defines an USB interface. 161 */ 162 struct usb_interface { 163 struct usb_interface_descriptor *idesc; 164 device_t subdev; 165 uint8_t alt_index; 166 uint8_t parent_iface_index; 167 168 /* Linux compat */ 169 struct usb_host_interface *altsetting; 170 struct usb_host_interface *cur_altsetting; 171 struct usb_device *linux_udev; 172 void *bsd_priv_sc; /* device specific information */ 173 uint8_t num_altsetting; /* number of alternate settings */ 174 uint8_t bsd_iface_index; 175 }; 176 177 /* 178 * The following structure defines a set of USB transfer flags. 179 */ 180 struct usb_xfer_flags { 181 uint8_t force_short_xfer:1; /* force a short transmit transfer 182 * last */ 183 uint8_t short_xfer_ok:1; /* allow short receive transfers */ 184 uint8_t short_frames_ok:1; /* allow short frames */ 185 uint8_t pipe_bof:1; /* block pipe on failure */ 186 uint8_t proxy_buffer:1; /* makes buffer size a factor of 187 * "max_frame_size" */ 188 uint8_t ext_buffer:1; /* uses external DMA buffer */ 189 uint8_t manual_status:1; /* non automatic status stage on 190 * control transfers */ 191 uint8_t no_pipe_ok:1; /* set if "USB_ERR_NO_PIPE" error can 192 * be ignored */ 193 uint8_t stall_pipe:1; /* set if the endpoint belonging to 194 * this USB transfer should be stalled 195 * before starting this transfer! */ 196 }; 197 198 /* 199 * The following structure define an USB configuration, that basically 200 * is used when setting up an USB transfer. 201 */ 202 struct usb_config { 203 usb_callback_t *callback; /* USB transfer callback */ 204 usb_frlength_t bufsize; /* total pipe buffer size in bytes */ 205 usb_frcount_t frames; /* maximum number of USB frames */ 206 usb_timeout_t interval; /* interval in milliseconds */ 207 #define USB_DEFAULT_INTERVAL 0 208 usb_timeout_t timeout; /* transfer timeout in milliseconds */ 209 struct usb_xfer_flags flags; /* transfer flags */ 210 enum usb_hc_mode usb_mode; /* host or device mode */ 211 uint8_t type; /* pipe type */ 212 uint8_t endpoint; /* pipe number */ 213 uint8_t direction; /* pipe direction */ 214 uint8_t ep_index; /* pipe index match to use */ 215 uint8_t if_index; /* "ifaces" index to use */ 216 }; 217 218 /* 219 * The following structure is used when looking up an USB driver for 220 * an USB device. It is inspired by the Linux structure called 221 * "usb_device_id". 222 */ 223 struct usb_device_id { 224 225 /* Hook for driver specific information */ 226 unsigned long driver_info; 227 228 /* Used for product specific matches; the BCD range is inclusive */ 229 uint16_t idVendor; 230 uint16_t idProduct; 231 uint16_t bcdDevice_lo; 232 uint16_t bcdDevice_hi; 233 234 /* Used for device class matches */ 235 uint8_t bDeviceClass; 236 uint8_t bDeviceSubClass; 237 uint8_t bDeviceProtocol; 238 239 /* Used for interface class matches */ 240 uint8_t bInterfaceClass; 241 uint8_t bInterfaceSubClass; 242 uint8_t bInterfaceProtocol; 243 244 /* Select which fields to match against */ 245 uint8_t match_flag_vendor:1; 246 uint8_t match_flag_product:1; 247 uint8_t match_flag_dev_lo:1; 248 uint8_t match_flag_dev_hi:1; 249 uint8_t match_flag_dev_class:1; 250 uint8_t match_flag_dev_subclass:1; 251 uint8_t match_flag_dev_protocol:1; 252 uint8_t match_flag_int_class:1; 253 uint8_t match_flag_int_subclass:1; 254 uint8_t match_flag_int_protocol:1; 255 256 #if USB_HAVE_COMPAT_LINUX 257 /* which fields to match against */ 258 uint16_t match_flags; 259 #define USB_DEVICE_ID_MATCH_VENDOR 0x0001 260 #define USB_DEVICE_ID_MATCH_PRODUCT 0x0002 261 #define USB_DEVICE_ID_MATCH_DEV_LO 0x0004 262 #define USB_DEVICE_ID_MATCH_DEV_HI 0x0008 263 #define USB_DEVICE_ID_MATCH_DEV_CLASS 0x0010 264 #define USB_DEVICE_ID_MATCH_DEV_SUBCLASS 0x0020 265 #define USB_DEVICE_ID_MATCH_DEV_PROTOCOL 0x0040 266 #define USB_DEVICE_ID_MATCH_INT_CLASS 0x0080 267 #define USB_DEVICE_ID_MATCH_INT_SUBCLASS 0x0100 268 #define USB_DEVICE_ID_MATCH_INT_PROTOCOL 0x0200 269 #endif 270 }; 271 272 #define USB_VENDOR(vend) \ 273 .match_flag_vendor = 1, .idVendor = (vend) 274 275 #define USB_PRODUCT(prod) \ 276 .match_flag_product = 1, .idProduct = (prod) 277 278 #define USB_VP(vend,prod) \ 279 USB_VENDOR(vend), USB_PRODUCT(prod) 280 281 #define USB_VPI(vend,prod,info) \ 282 USB_VENDOR(vend), USB_PRODUCT(prod), USB_DRIVER_INFO(info) 283 284 #define USB_DEV_BCD_GTEQ(lo) /* greater than or equal */ \ 285 .match_flag_dev_lo = 1, .bcdDevice_lo = (lo) 286 287 #define USB_DEV_BCD_LTEQ(hi) /* less than or equal */ \ 288 .match_flag_dev_hi = 1, .bcdDevice_hi = (hi) 289 290 #define USB_DEV_CLASS(dc) \ 291 .match_flag_dev_class = 1, .bDeviceClass = (dc) 292 293 #define USB_DEV_SUBCLASS(dsc) \ 294 .match_flag_dev_subclass = 1, .bDeviceSubClass = (dsc) 295 296 #define USB_DEV_PROTOCOL(dp) \ 297 .match_flag_dev_protocol = 1, .bDeviceProtocol = (dp) 298 299 #define USB_IFACE_CLASS(ic) \ 300 .match_flag_int_class = 1, .bInterfaceClass = (ic) 301 302 #define USB_IFACE_SUBCLASS(isc) \ 303 .match_flag_int_subclass = 1, .bInterfaceSubClass = (isc) 304 305 #define USB_IFACE_PROTOCOL(ip) \ 306 .match_flag_int_protocol = 1, .bInterfaceProtocol = (ip) 307 308 #define USB_IF_CSI(class,subclass,info) \ 309 USB_IFACE_CLASS(class), USB_IFACE_SUBCLASS(subclass), USB_DRIVER_INFO(info) 310 311 #define USB_DRIVER_INFO(n) \ 312 .driver_info = (n) 313 314 #define USB_GET_DRIVER_INFO(did) \ 315 (did)->driver_info 316 317 /* 318 * The following structure keeps information that is used to match 319 * against an array of "usb_device_id" elements. 320 */ 321 struct usbd_lookup_info { 322 uint16_t idVendor; 323 uint16_t idProduct; 324 uint16_t bcdDevice; 325 uint8_t bDeviceClass; 326 uint8_t bDeviceSubClass; 327 uint8_t bDeviceProtocol; 328 uint8_t bInterfaceClass; 329 uint8_t bInterfaceSubClass; 330 uint8_t bInterfaceProtocol; 331 uint8_t bIfaceIndex; 332 uint8_t bIfaceNum; 333 uint8_t bConfigIndex; 334 uint8_t bConfigNum; 335 }; 336 337 /* Structure used by probe and attach */ 338 339 struct usb_attach_arg { 340 struct usbd_lookup_info info; 341 device_t temp_dev; /* for internal use */ 342 unsigned long driver_info; /* for internal use */ 343 void *driver_ivar; 344 struct usb_device *device; /* current device */ 345 struct usb_interface *iface; /* current interface */ 346 enum usb_hc_mode usb_mode; /* host or device mode */ 347 uint8_t port; 348 uint8_t use_generic; /* hint for generic drivers */ 349 uint8_t dev_state; 350 #define UAA_DEV_READY 0 351 #define UAA_DEV_DISABLED 1 352 #define UAA_DEV_EJECTING 2 353 }; 354 355 /* 356 * The following is a wrapper for the callout structure to ease 357 * porting the code to other platforms. 358 */ 359 struct usb_callout { 360 struct callout co; 361 }; 362 #define usb_callout_init_mtx(c,m,f) callout_init_mtx(&(c)->co,m,f) 363 #define usb_callout_reset(c,t,f,d) callout_reset(&(c)->co,t,f,d) 364 #define usb_callout_stop(c) callout_stop(&(c)->co) 365 #define usb_callout_drain(c) callout_drain(&(c)->co) 366 #define usb_callout_pending(c) callout_pending(&(c)->co) 367 368 /* USB transfer states */ 369 370 #define USB_ST_SETUP 0 371 #define USB_ST_TRANSFERRED 1 372 #define USB_ST_ERROR 2 373 374 /* USB handle request states */ 375 #define USB_HR_NOT_COMPLETE 0 376 #define USB_HR_COMPLETE_OK 1 377 #define USB_HR_COMPLETE_ERR 2 378 379 /* 380 * The following macro will return the current state of an USB 381 * transfer like defined by the "USB_ST_XXX" enums. 382 */ 383 #define USB_GET_STATE(xfer) (usbd_xfer_state(xfer)) 384 385 /* 386 * The following structure defines the USB process message header. 387 */ 388 struct usb_proc_msg { 389 TAILQ_ENTRY(usb_proc_msg) pm_qentry; 390 usb_proc_callback_t *pm_callback; 391 usb_size_t pm_num; 392 }; 393 394 #define USB_FIFO_TX 0 395 #define USB_FIFO_RX 1 396 397 /* 398 * Locking note for the following functions. All the 399 * "usb_fifo_cmd_t" and "usb_fifo_filter_t" functions are called 400 * locked. The others are called unlocked. 401 */ 402 struct usb_fifo_methods { 403 usb_fifo_open_t *f_open; 404 usb_fifo_close_t *f_close; 405 usb_fifo_ioctl_t *f_ioctl; 406 /* 407 * NOTE: The post-ioctl callback is called after the USB reference 408 * gets locked in the IOCTL handler: 409 */ 410 usb_fifo_ioctl_t *f_ioctl_post; 411 usb_fifo_cmd_t *f_start_read; 412 usb_fifo_cmd_t *f_stop_read; 413 usb_fifo_cmd_t *f_start_write; 414 usb_fifo_cmd_t *f_stop_write; 415 usb_fifo_filter_t *f_filter_read; 416 usb_fifo_filter_t *f_filter_write; 417 const char *basename[4]; 418 const char *postfix[4]; 419 }; 420 421 struct usb_fifo_sc { 422 struct usb_fifo *fp[2]; 423 struct cdev* dev; 424 }; 425 426 const char *usbd_errstr(usb_error_t error); 427 void *usbd_find_descriptor(struct usb_device *udev, void *id, 428 uint8_t iface_index, uint8_t type, uint8_t type_mask, 429 uint8_t subtype, uint8_t subtype_mask); 430 struct usb_config_descriptor *usbd_get_config_descriptor( 431 struct usb_device *udev); 432 struct usb_device_descriptor *usbd_get_device_descriptor( 433 struct usb_device *udev); 434 struct usb_interface *usbd_get_iface(struct usb_device *udev, 435 uint8_t iface_index); 436 struct usb_interface_descriptor *usbd_get_interface_descriptor( 437 struct usb_interface *iface); 438 struct usb_endpoint *usbd_get_endpoint(struct usb_device *udev, uint8_t iface_index, 439 const struct usb_config *setup); 440 struct usb_endpoint *usbd_get_ep_by_addr(struct usb_device *udev, uint8_t ea_val); 441 usb_error_t usbd_interface_count(struct usb_device *udev, uint8_t *count); 442 enum usb_hc_mode usbd_get_mode(struct usb_device *udev); 443 enum usb_dev_speed usbd_get_speed(struct usb_device *udev); 444 void device_set_usb_desc(device_t dev); 445 void usb_pause_mtx(struct mtx *mtx, int _ticks); 446 447 const struct usb_device_id *usbd_lookup_id_by_info( 448 const struct usb_device_id *id, usb_size_t sizeof_id, 449 const struct usbd_lookup_info *info); 450 int usbd_lookup_id_by_uaa(const struct usb_device_id *id, 451 usb_size_t sizeof_id, struct usb_attach_arg *uaa); 452 453 usb_error_t usbd_do_request_flags(struct usb_device *udev, struct mtx *mtx, 454 struct usb_device_request *req, void *data, uint16_t flags, 455 uint16_t *actlen, usb_timeout_t timeout); 456 #define usbd_do_request(u,m,r,d) \ 457 usbd_do_request_flags(u,m,r,d,0,NULL,USB_DEFAULT_TIMEOUT) 458 459 uint8_t usbd_clear_stall_callback(struct usb_xfer *xfer1, 460 struct usb_xfer *xfer2); 461 uint8_t usbd_get_interface_altindex(struct usb_interface *iface); 462 usb_error_t usbd_set_alt_interface_index(struct usb_device *udev, 463 uint8_t iface_index, uint8_t alt_index); 464 uint32_t usbd_get_isoc_fps(struct usb_device *udev); 465 usb_error_t usbd_transfer_setup(struct usb_device *udev, 466 const uint8_t *ifaces, struct usb_xfer **pxfer, 467 const struct usb_config *setup_start, uint16_t n_setup, 468 void *priv_sc, struct mtx *priv_mtx); 469 void usbd_transfer_submit(struct usb_xfer *xfer); 470 void usbd_transfer_clear_stall(struct usb_xfer *xfer); 471 void usbd_transfer_drain(struct usb_xfer *xfer); 472 uint8_t usbd_transfer_pending(struct usb_xfer *xfer); 473 void usbd_transfer_start(struct usb_xfer *xfer); 474 void usbd_transfer_stop(struct usb_xfer *xfer); 475 void usbd_transfer_unsetup(struct usb_xfer **pxfer, uint16_t n_setup); 476 void usbd_transfer_poll(struct usb_xfer **ppxfer, uint16_t max); 477 void usbd_set_parent_iface(struct usb_device *udev, uint8_t iface_index, 478 uint8_t parent_index); 479 uint8_t usbd_get_bus_index(struct usb_device *udev); 480 uint8_t usbd_get_device_index(struct usb_device *udev); 481 void usbd_set_power_mode(struct usb_device *udev, uint8_t power_mode); 482 uint8_t usbd_device_attached(struct usb_device *udev); 483 484 void usbd_xfer_status(struct usb_xfer *xfer, int *actlen, int *sumlen, 485 int *aframes, int *nframes); 486 struct usb_page_cache *usbd_xfer_get_frame(struct usb_xfer *xfer, 487 usb_frcount_t frindex); 488 void *usbd_xfer_softc(struct usb_xfer *xfer); 489 void *usbd_xfer_get_priv(struct usb_xfer *xfer); 490 void usbd_xfer_set_priv(struct usb_xfer *xfer, void *); 491 void usbd_xfer_set_interval(struct usb_xfer *xfer, int); 492 uint8_t usbd_xfer_state(struct usb_xfer *xfer); 493 void usbd_xfer_set_frame_data(struct usb_xfer *xfer, usb_frcount_t frindex, 494 void *ptr, usb_frlength_t len); 495 void usbd_xfer_frame_data(struct usb_xfer *xfer, usb_frcount_t frindex, 496 void **ptr, int *len); 497 void usbd_xfer_set_frame_offset(struct usb_xfer *xfer, usb_frlength_t offset, 498 usb_frcount_t frindex); 499 usb_frlength_t usbd_xfer_max_len(struct usb_xfer *xfer); 500 usb_frlength_t usbd_xfer_max_framelen(struct usb_xfer *xfer); 501 usb_frcount_t usbd_xfer_max_frames(struct usb_xfer *xfer); 502 uint8_t usbd_xfer_get_fps_shift(struct usb_xfer *xfer); 503 usb_frlength_t usbd_xfer_frame_len(struct usb_xfer *xfer, 504 usb_frcount_t frindex); 505 void usbd_xfer_set_frame_len(struct usb_xfer *xfer, usb_frcount_t frindex, 506 usb_frlength_t len); 507 void usbd_xfer_set_timeout(struct usb_xfer *xfer, int timeout); 508 void usbd_xfer_set_frames(struct usb_xfer *xfer, usb_frcount_t n); 509 void usbd_xfer_set_stall(struct usb_xfer *xfer); 510 int usbd_xfer_is_stalled(struct usb_xfer *xfer); 511 void usbd_xfer_set_flag(struct usb_xfer *xfer, int flag); 512 void usbd_xfer_clr_flag(struct usb_xfer *xfer, int flag); 513 uint16_t usbd_xfer_get_timestamp(struct usb_xfer *xfer); 514 515 void usbd_copy_in(struct usb_page_cache *cache, usb_frlength_t offset, 516 const void *ptr, usb_frlength_t len); 517 int usbd_copy_in_user(struct usb_page_cache *cache, usb_frlength_t offset, 518 const void *ptr, usb_frlength_t len); 519 void usbd_copy_out(struct usb_page_cache *cache, usb_frlength_t offset, 520 void *ptr, usb_frlength_t len); 521 int usbd_copy_out_user(struct usb_page_cache *cache, usb_frlength_t offset, 522 void *ptr, usb_frlength_t len); 523 void usbd_get_page(struct usb_page_cache *pc, usb_frlength_t offset, 524 struct usb_page_search *res); 525 void usbd_m_copy_in(struct usb_page_cache *cache, usb_frlength_t dst_offset, 526 struct mbuf *m, usb_size_t src_offset, usb_frlength_t src_len); 527 void usbd_frame_zero(struct usb_page_cache *cache, usb_frlength_t offset, 528 usb_frlength_t len); 529 530 int usb_fifo_attach(struct usb_device *udev, void *priv_sc, 531 struct mtx *priv_mtx, struct usb_fifo_methods *pm, 532 struct usb_fifo_sc *f_sc, uint16_t unit, uint16_t subunit, 533 uint8_t iface_index, uid_t uid, gid_t gid, int mode); 534 void usb_fifo_detach(struct usb_fifo_sc *f_sc); 535 int usb_fifo_alloc_buffer(struct usb_fifo *f, uint32_t bufsize, 536 uint16_t nbuf); 537 void usb_fifo_free_buffer(struct usb_fifo *f); 538 uint32_t usb_fifo_put_bytes_max(struct usb_fifo *fifo); 539 void usb_fifo_put_data(struct usb_fifo *fifo, struct usb_page_cache *pc, 540 usb_frlength_t offset, usb_frlength_t len, uint8_t what); 541 void usb_fifo_put_data_linear(struct usb_fifo *fifo, void *ptr, 542 usb_size_t len, uint8_t what); 543 uint8_t usb_fifo_put_data_buffer(struct usb_fifo *f, void *ptr, usb_size_t len); 544 void usb_fifo_put_data_error(struct usb_fifo *fifo); 545 uint8_t usb_fifo_get_data(struct usb_fifo *fifo, struct usb_page_cache *pc, 546 usb_frlength_t offset, usb_frlength_t len, usb_frlength_t *actlen, 547 uint8_t what); 548 uint8_t usb_fifo_get_data_linear(struct usb_fifo *fifo, void *ptr, 549 usb_size_t len, usb_size_t *actlen, uint8_t what); 550 uint8_t usb_fifo_get_data_buffer(struct usb_fifo *f, void **pptr, 551 usb_size_t *plen); 552 void usb_fifo_reset(struct usb_fifo *f); 553 void usb_fifo_wakeup(struct usb_fifo *f); 554 void usb_fifo_get_data_error(struct usb_fifo *fifo); 555 void *usb_fifo_softc(struct usb_fifo *fifo); 556 void usb_fifo_set_close_zlp(struct usb_fifo *, uint8_t); 557 void usb_fifo_set_write_defrag(struct usb_fifo *, uint8_t); 558 void usb_fifo_free(struct usb_fifo *f); 559 #endif /* _KERNEL */ 560 #endif /* _USB_USBDI_H_ */ 561