1 /* $NetBSD: uaudio.c,v 1.100 2005/12/11 12:24:01 christos Exp $ */ 2 3 /* 4 * Copyright (c) 1999 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Lennart Augustsson (lennart@augustsson.net) at 9 * Carlstedt Research & Technology. 10 * 11 * Redistribution and use in source and binary forms, with or without 12 * modification, are permitted provided that the following conditions 13 * are met: 14 * 1. Redistributions of source code must retain the above copyright 15 * notice, this list of conditions and the following disclaimer. 16 * 2. Redistributions in binary form must reproduce the above copyright 17 * notice, this list of conditions and the following disclaimer in the 18 * documentation and/or other materials provided with the distribution. 19 * 3. All advertising materials mentioning features or use of this software 20 * must display the following acknowledgement: 21 * This product includes software developed by the NetBSD 22 * Foundation, Inc. and its contributors. 23 * 4. Neither the name of The NetBSD Foundation nor the names of its 24 * contributors may be used to endorse or promote products derived 25 * from this software without specific prior written permission. 26 * 27 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 28 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 29 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 30 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 31 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 32 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 33 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 34 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 35 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 36 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 37 * POSSIBILITY OF SUCH DAMAGE. 38 */ 39 40 /* 41 * USB audio specs: http://www.usb.org/developers/devclass_docs/audio10.pdf 42 * http://www.usb.org/developers/devclass_docs/frmts10.pdf 43 * http://www.usb.org/developers/devclass_docs/termt10.pdf 44 */ 45 46 #include <sys/cdefs.h> 47 __KERNEL_RCSID(0, "$NetBSD: uaudio.c,v 1.100 2005/12/11 12:24:01 christos Exp $"); 48 49 #include <sys/param.h> 50 #include <sys/systm.h> 51 #include <sys/kernel.h> 52 #include <sys/malloc.h> 53 #include <sys/device.h> 54 #include <sys/ioctl.h> 55 #include <sys/tty.h> 56 #include <sys/file.h> 57 #include <sys/reboot.h> /* for bootverbose */ 58 #include <sys/select.h> 59 #include <sys/proc.h> 60 #include <sys/vnode.h> 61 #include <sys/device.h> 62 #include <sys/poll.h> 63 64 #include <sys/audioio.h> 65 #include <dev/audio_if.h> 66 #include <dev/audiovar.h> 67 #include <dev/mulaw.h> 68 #include <dev/auconv.h> 69 70 #include <dev/usb/usb.h> 71 #include <dev/usb/usbdi.h> 72 #include <dev/usb/usbdi_util.h> 73 #include <dev/usb/usb_quirks.h> 74 75 #include <dev/usb/uaudioreg.h> 76 77 /* #define UAUDIO_DEBUG */ 78 /* #define UAUDIO_MULTIPLE_ENDPOINTS */ 79 #ifdef UAUDIO_DEBUG 80 #define DPRINTF(x) do { if (uaudiodebug) logprintf x; } while (0) 81 #define DPRINTFN(n,x) do { if (uaudiodebug>(n)) logprintf x; } while (0) 82 int uaudiodebug = 0; 83 #else 84 #define DPRINTF(x) 85 #define DPRINTFN(n,x) 86 #endif 87 88 #define UAUDIO_NCHANBUFS 6 /* number of outstanding request */ 89 #define UAUDIO_NFRAMES 10 /* ms of sound in each request */ 90 91 92 #define MIX_MAX_CHAN 8 93 struct mixerctl { 94 uint16_t wValue[MIX_MAX_CHAN]; /* using nchan */ 95 uint16_t wIndex; 96 uint8_t nchan; 97 uint8_t type; 98 #define MIX_ON_OFF 1 99 #define MIX_SIGNED_16 2 100 #define MIX_UNSIGNED_16 3 101 #define MIX_SIGNED_8 4 102 #define MIX_SELECTOR 5 103 #define MIX_SIZE(n) ((n) == MIX_SIGNED_16 || (n) == MIX_UNSIGNED_16 ? 2 : 1) 104 #define MIX_UNSIGNED(n) ((n) == MIX_UNSIGNED_16) 105 int minval, maxval; 106 u_int delta; 107 u_int mul; 108 uint8_t class; 109 char ctlname[MAX_AUDIO_DEV_LEN]; 110 const char *ctlunit; 111 }; 112 #define MAKE(h,l) (((h) << 8) | (l)) 113 114 struct as_info { 115 uint8_t alt; 116 uint8_t encoding; 117 uint8_t attributes; /* Copy of bmAttributes of 118 * usb_audio_streaming_endpoint_descriptor 119 */ 120 usbd_interface_handle ifaceh; 121 const usb_interface_descriptor_t *idesc; 122 const usb_endpoint_descriptor_audio_t *edesc; 123 const usb_endpoint_descriptor_audio_t *edesc1; 124 const struct usb_audio_streaming_type1_descriptor *asf1desc; 125 struct audio_format *aformat; 126 int sc_busy; /* currently used */ 127 }; 128 129 struct chan { 130 void (*intr)(void *); /* DMA completion intr handler */ 131 void *arg; /* arg for intr() */ 132 usbd_pipe_handle pipe; 133 usbd_pipe_handle sync_pipe; 134 135 u_int sample_size; 136 u_int sample_rate; 137 u_int bytes_per_frame; 138 u_int fraction; /* fraction/1000 is the extra samples/frame */ 139 u_int residue; /* accumulates the fractional samples */ 140 141 u_char *start; /* upper layer buffer start */ 142 u_char *end; /* upper layer buffer end */ 143 u_char *cur; /* current position in upper layer buffer */ 144 int blksize; /* chunk size to report up */ 145 int transferred; /* transferred bytes not reported up */ 146 147 int altidx; /* currently used altidx */ 148 149 int curchanbuf; 150 struct chanbuf { 151 struct chan *chan; 152 usbd_xfer_handle xfer; 153 u_char *buffer; 154 uint16_t sizes[UAUDIO_NFRAMES]; 155 uint16_t offsets[UAUDIO_NFRAMES]; 156 uint16_t size; 157 } chanbufs[UAUDIO_NCHANBUFS]; 158 159 struct uaudio_softc *sc; /* our softc */ 160 }; 161 162 struct uaudio_softc { 163 USBBASEDEVICE sc_dev; /* base device */ 164 usbd_device_handle sc_udev; /* USB device */ 165 int sc_ac_iface; /* Audio Control interface */ 166 usbd_interface_handle sc_ac_ifaceh; 167 struct chan sc_playchan; /* play channel */ 168 struct chan sc_recchan; /* record channel */ 169 int sc_nullalt; 170 int sc_audio_rev; 171 struct as_info *sc_alts; /* alternate settings */ 172 int sc_nalts; /* # of alternate settings */ 173 int sc_altflags; 174 #define HAS_8 0x01 175 #define HAS_16 0x02 176 #define HAS_8U 0x04 177 #define HAS_ALAW 0x08 178 #define HAS_MULAW 0x10 179 #define UA_NOFRAC 0x20 /* don't do sample rate adjustment */ 180 #define HAS_24 0x40 181 int sc_mode; /* play/record capability */ 182 struct mixerctl *sc_ctls; /* mixer controls */ 183 int sc_nctls; /* # of mixer controls */ 184 device_ptr_t sc_audiodev; 185 struct audio_format *sc_formats; 186 int sc_nformats; 187 struct audio_encoding_set *sc_encodings; 188 u_int sc_channel_config; 189 char sc_dying; 190 }; 191 192 struct terminal_list { 193 int size; 194 uint16_t terminals[1]; 195 }; 196 #define TERMINAL_LIST_SIZE(N) (offsetof(struct terminal_list, terminals) \ 197 + sizeof(uint16_t) * (N)) 198 199 struct io_terminal { 200 union { 201 const usb_descriptor_t *desc; 202 const struct usb_audio_input_terminal *it; 203 const struct usb_audio_output_terminal *ot; 204 const struct usb_audio_mixer_unit *mu; 205 const struct usb_audio_selector_unit *su; 206 const struct usb_audio_feature_unit *fu; 207 const struct usb_audio_processing_unit *pu; 208 const struct usb_audio_extension_unit *eu; 209 } d; 210 int inputs_size; 211 struct terminal_list **inputs; /* list of source input terminals */ 212 struct terminal_list *output; /* list of destination output terminals */ 213 int direct; /* directly connected to an output terminal */ 214 }; 215 216 #define UAC_OUTPUT 0 217 #define UAC_INPUT 1 218 #define UAC_EQUAL 2 219 #define UAC_RECORD 3 220 #define UAC_NCLASSES 4 221 #ifdef UAUDIO_DEBUG 222 Static const char *uac_names[] = { 223 AudioCoutputs, AudioCinputs, AudioCequalization, AudioCrecord, 224 }; 225 #endif 226 227 Static usbd_status uaudio_identify_ac 228 (struct uaudio_softc *, const usb_config_descriptor_t *); 229 Static usbd_status uaudio_identify_as 230 (struct uaudio_softc *, const usb_config_descriptor_t *); 231 Static usbd_status uaudio_process_as 232 (struct uaudio_softc *, const char *, int *, int, 233 const usb_interface_descriptor_t *); 234 235 Static void uaudio_add_alt(struct uaudio_softc *, const struct as_info *); 236 237 Static const usb_interface_descriptor_t *uaudio_find_iface 238 (const char *, int, int *, int); 239 240 Static void uaudio_mixer_add_ctl(struct uaudio_softc *, struct mixerctl *); 241 Static char *uaudio_id_name 242 (struct uaudio_softc *, const struct io_terminal *, int); 243 #ifdef UAUDIO_DEBUG 244 Static void uaudio_dump_cluster(const struct usb_audio_cluster *); 245 #endif 246 Static struct usb_audio_cluster uaudio_get_cluster 247 (int, const struct io_terminal *); 248 Static void uaudio_add_input 249 (struct uaudio_softc *, const struct io_terminal *, int); 250 Static void uaudio_add_output 251 (struct uaudio_softc *, const struct io_terminal *, int); 252 Static void uaudio_add_mixer 253 (struct uaudio_softc *, const struct io_terminal *, int); 254 Static void uaudio_add_selector 255 (struct uaudio_softc *, const struct io_terminal *, int); 256 #ifdef UAUDIO_DEBUG 257 Static const char *uaudio_get_terminal_name(int); 258 #endif 259 Static int uaudio_determine_class 260 (const struct io_terminal *, struct mixerctl *); 261 Static const char *uaudio_feature_name 262 (const struct io_terminal *, struct mixerctl *); 263 Static void uaudio_add_feature 264 (struct uaudio_softc *, const struct io_terminal *, int); 265 Static void uaudio_add_processing_updown 266 (struct uaudio_softc *, const struct io_terminal *, int); 267 Static void uaudio_add_processing 268 (struct uaudio_softc *, const struct io_terminal *, int); 269 Static void uaudio_add_extension 270 (struct uaudio_softc *, const struct io_terminal *, int); 271 Static struct terminal_list *uaudio_merge_terminal_list 272 (const struct io_terminal *); 273 Static struct terminal_list *uaudio_io_terminaltype 274 (int, struct io_terminal *, int); 275 Static usbd_status uaudio_identify 276 (struct uaudio_softc *, const usb_config_descriptor_t *); 277 278 Static int uaudio_signext(int, int); 279 Static int uaudio_value2bsd(struct mixerctl *, int); 280 Static int uaudio_bsd2value(struct mixerctl *, int); 281 Static int uaudio_get(struct uaudio_softc *, int, int, int, int, int); 282 Static int uaudio_ctl_get 283 (struct uaudio_softc *, int, struct mixerctl *, int); 284 Static void uaudio_set 285 (struct uaudio_softc *, int, int, int, int, int, int); 286 Static void uaudio_ctl_set 287 (struct uaudio_softc *, int, struct mixerctl *, int, int); 288 289 Static usbd_status uaudio_set_speed(struct uaudio_softc *, int, u_int); 290 291 Static usbd_status uaudio_chan_open(struct uaudio_softc *, struct chan *); 292 Static void uaudio_chan_close(struct uaudio_softc *, struct chan *); 293 Static usbd_status uaudio_chan_alloc_buffers 294 (struct uaudio_softc *, struct chan *); 295 Static void uaudio_chan_free_buffers(struct uaudio_softc *, struct chan *); 296 Static void uaudio_chan_init 297 (struct chan *, int, const struct audio_params *, int); 298 Static void uaudio_chan_set_param(struct chan *, u_char *, u_char *, int); 299 Static void uaudio_chan_ptransfer(struct chan *); 300 Static void uaudio_chan_pintr 301 (usbd_xfer_handle, usbd_private_handle, usbd_status); 302 303 Static void uaudio_chan_rtransfer(struct chan *); 304 Static void uaudio_chan_rintr 305 (usbd_xfer_handle, usbd_private_handle, usbd_status); 306 307 Static int uaudio_open(void *, int); 308 Static void uaudio_close(void *); 309 Static int uaudio_drain(void *); 310 Static int uaudio_query_encoding(void *, struct audio_encoding *); 311 Static int uaudio_set_params 312 (void *, int, int, struct audio_params *, struct audio_params *, 313 stream_filter_list_t *, stream_filter_list_t *); 314 Static int uaudio_round_blocksize(void *, int, int, const audio_params_t *); 315 Static int uaudio_trigger_output 316 (void *, void *, void *, int, void (*)(void *), void *, 317 const audio_params_t *); 318 Static int uaudio_trigger_input 319 (void *, void *, void *, int, void (*)(void *), void *, 320 const audio_params_t *); 321 Static int uaudio_halt_in_dma(void *); 322 Static int uaudio_halt_out_dma(void *); 323 Static int uaudio_getdev(void *, struct audio_device *); 324 Static int uaudio_mixer_set_port(void *, mixer_ctrl_t *); 325 Static int uaudio_mixer_get_port(void *, mixer_ctrl_t *); 326 Static int uaudio_query_devinfo(void *, mixer_devinfo_t *); 327 Static int uaudio_get_props(void *); 328 329 Static const struct audio_hw_if uaudio_hw_if = { 330 uaudio_open, 331 uaudio_close, 332 uaudio_drain, 333 uaudio_query_encoding, 334 uaudio_set_params, 335 uaudio_round_blocksize, 336 NULL, 337 NULL, 338 NULL, 339 NULL, 340 NULL, 341 uaudio_halt_out_dma, 342 uaudio_halt_in_dma, 343 NULL, 344 uaudio_getdev, 345 NULL, 346 uaudio_mixer_set_port, 347 uaudio_mixer_get_port, 348 uaudio_query_devinfo, 349 NULL, 350 NULL, 351 NULL, 352 NULL, 353 uaudio_get_props, 354 uaudio_trigger_output, 355 uaudio_trigger_input, 356 NULL, 357 }; 358 359 Static struct audio_device uaudio_device = { 360 "USB audio", 361 "", 362 "uaudio" 363 }; 364 365 USB_DECLARE_DRIVER(uaudio); 366 367 USB_MATCH(uaudio) 368 { 369 USB_MATCH_START(uaudio, uaa); 370 usb_interface_descriptor_t *id; 371 372 if (uaa->iface == NULL) 373 return UMATCH_NONE; 374 375 id = usbd_get_interface_descriptor(uaa->iface); 376 /* Trigger on the control interface. */ 377 if (id == NULL || 378 id->bInterfaceClass != UICLASS_AUDIO || 379 id->bInterfaceSubClass != UISUBCLASS_AUDIOCONTROL || 380 (usbd_get_quirks(uaa->device)->uq_flags & UQ_BAD_AUDIO)) 381 return UMATCH_NONE; 382 383 return UMATCH_IFACECLASS_IFACESUBCLASS; 384 } 385 386 USB_ATTACH(uaudio) 387 { 388 USB_ATTACH_START(uaudio, sc, uaa); 389 usb_interface_descriptor_t *id; 390 usb_config_descriptor_t *cdesc; 391 char *devinfop; 392 usbd_status err; 393 int i, j, found; 394 395 devinfop = usbd_devinfo_alloc(uaa->device, 0); 396 printf(": %s\n", devinfop); 397 usbd_devinfo_free(devinfop); 398 399 sc->sc_udev = uaa->device; 400 401 cdesc = usbd_get_config_descriptor(sc->sc_udev); 402 if (cdesc == NULL) { 403 printf("%s: failed to get configuration descriptor\n", 404 USBDEVNAME(sc->sc_dev)); 405 USB_ATTACH_ERROR_RETURN; 406 } 407 408 err = uaudio_identify(sc, cdesc); 409 if (err) { 410 printf("%s: audio descriptors make no sense, error=%d\n", 411 USBDEVNAME(sc->sc_dev), err); 412 USB_ATTACH_ERROR_RETURN; 413 } 414 415 sc->sc_ac_ifaceh = uaa->iface; 416 /* Pick up the AS interface. */ 417 for (i = 0; i < uaa->nifaces; i++) { 418 if (uaa->ifaces[i] == NULL) 419 continue; 420 id = usbd_get_interface_descriptor(uaa->ifaces[i]); 421 if (id == NULL) 422 continue; 423 found = 0; 424 for (j = 0; j < sc->sc_nalts; j++) { 425 if (id->bInterfaceNumber == 426 sc->sc_alts[j].idesc->bInterfaceNumber) { 427 sc->sc_alts[j].ifaceh = uaa->ifaces[i]; 428 found = 1; 429 } 430 } 431 if (found) 432 uaa->ifaces[i] = NULL; 433 } 434 435 for (j = 0; j < sc->sc_nalts; j++) { 436 if (sc->sc_alts[j].ifaceh == NULL) { 437 printf("%s: alt %d missing AS interface(s)\n", 438 USBDEVNAME(sc->sc_dev), j); 439 USB_ATTACH_ERROR_RETURN; 440 } 441 } 442 443 printf("%s: audio rev %d.%02x\n", USBDEVNAME(sc->sc_dev), 444 sc->sc_audio_rev >> 8, sc->sc_audio_rev & 0xff); 445 446 sc->sc_playchan.sc = sc->sc_recchan.sc = sc; 447 sc->sc_playchan.altidx = -1; 448 sc->sc_recchan.altidx = -1; 449 450 if (usbd_get_quirks(sc->sc_udev)->uq_flags & UQ_AU_NO_FRAC) 451 sc->sc_altflags |= UA_NOFRAC; 452 453 #ifndef UAUDIO_DEBUG 454 if (bootverbose) 455 #endif 456 printf("%s: %d mixer controls\n", USBDEVNAME(sc->sc_dev), 457 sc->sc_nctls); 458 459 usbd_add_drv_event(USB_EVENT_DRIVER_ATTACH, sc->sc_udev, 460 USBDEV(sc->sc_dev)); 461 462 DPRINTF(("uaudio_attach: doing audio_attach_mi\n")); 463 #if defined(__OpenBSD__) 464 audio_attach_mi(&uaudio_hw_if, sc, &sc->sc_dev); 465 #else 466 sc->sc_audiodev = audio_attach_mi(&uaudio_hw_if, sc, &sc->sc_dev); 467 #endif 468 469 USB_ATTACH_SUCCESS_RETURN; 470 } 471 472 int 473 uaudio_activate(device_ptr_t self, enum devact act) 474 { 475 struct uaudio_softc *sc; 476 int rv; 477 478 sc = (struct uaudio_softc *)self; 479 rv = 0; 480 switch (act) { 481 case DVACT_ACTIVATE: 482 return EOPNOTSUPP; 483 484 case DVACT_DEACTIVATE: 485 if (sc->sc_audiodev != NULL) 486 rv = config_deactivate(sc->sc_audiodev); 487 sc->sc_dying = 1; 488 break; 489 } 490 return rv; 491 } 492 493 int 494 uaudio_detach(device_ptr_t self, int flags) 495 { 496 struct uaudio_softc *sc; 497 int rv; 498 499 sc = (struct uaudio_softc *)self; 500 rv = 0; 501 /* Wait for outstanding requests to complete. */ 502 usbd_delay_ms(sc->sc_udev, UAUDIO_NCHANBUFS * UAUDIO_NFRAMES); 503 504 if (sc->sc_audiodev != NULL) 505 rv = config_detach(sc->sc_audiodev, flags); 506 507 usbd_add_drv_event(USB_EVENT_DRIVER_DETACH, sc->sc_udev, 508 USBDEV(sc->sc_dev)); 509 510 if (sc->sc_formats != NULL) 511 free(sc->sc_formats, M_USBDEV); 512 auconv_delete_encodings(sc->sc_encodings); 513 return rv; 514 } 515 516 Static int 517 uaudio_query_encoding(void *addr, struct audio_encoding *fp) 518 { 519 struct uaudio_softc *sc; 520 int flags; 521 522 sc = addr; 523 flags = sc->sc_altflags; 524 if (sc->sc_dying) 525 return EIO; 526 527 if (sc->sc_nalts == 0 || flags == 0) 528 return ENXIO; 529 530 return auconv_query_encoding(sc->sc_encodings, fp); 531 } 532 533 Static const usb_interface_descriptor_t * 534 uaudio_find_iface(const char *tbuf, int size, int *offsp, int subtype) 535 { 536 const usb_interface_descriptor_t *d; 537 538 while (*offsp < size) { 539 d = (const void *)(tbuf + *offsp); 540 *offsp += d->bLength; 541 if (d->bDescriptorType == UDESC_INTERFACE && 542 d->bInterfaceClass == UICLASS_AUDIO && 543 d->bInterfaceSubClass == subtype) 544 return d; 545 } 546 return NULL; 547 } 548 549 Static void 550 uaudio_mixer_add_ctl(struct uaudio_softc *sc, struct mixerctl *mc) 551 { 552 int res; 553 size_t len; 554 struct mixerctl *nmc; 555 556 if (mc->class < UAC_NCLASSES) { 557 DPRINTF(("%s: adding %s.%s\n", 558 __func__, uac_names[mc->class], mc->ctlname)); 559 } else { 560 DPRINTF(("%s: adding %s\n", __func__, mc->ctlname)); 561 } 562 len = sizeof(*mc) * (sc->sc_nctls + 1); 563 nmc = malloc(len, M_USBDEV, M_NOWAIT); 564 if (nmc == NULL) { 565 printf("uaudio_mixer_add_ctl: no memory\n"); 566 return; 567 } 568 /* Copy old data, if there was any */ 569 if (sc->sc_nctls != 0) { 570 memcpy(nmc, sc->sc_ctls, sizeof(*mc) * (sc->sc_nctls)); 571 free(sc->sc_ctls, M_USBDEV); 572 } 573 sc->sc_ctls = nmc; 574 575 mc->delta = 0; 576 if (mc->type == MIX_ON_OFF) { 577 mc->minval = 0; 578 mc->maxval = 1; 579 } else if (mc->type == MIX_SELECTOR) { 580 ; 581 } else { 582 /* Determine min and max values. */ 583 mc->minval = uaudio_signext(mc->type, 584 uaudio_get(sc, GET_MIN, UT_READ_CLASS_INTERFACE, 585 mc->wValue[0], mc->wIndex, 586 MIX_SIZE(mc->type))); 587 mc->maxval = 1 + uaudio_signext(mc->type, 588 uaudio_get(sc, GET_MAX, UT_READ_CLASS_INTERFACE, 589 mc->wValue[0], mc->wIndex, 590 MIX_SIZE(mc->type))); 591 mc->mul = mc->maxval - mc->minval; 592 if (mc->mul == 0) 593 mc->mul = 1; 594 res = uaudio_get(sc, GET_RES, UT_READ_CLASS_INTERFACE, 595 mc->wValue[0], mc->wIndex, 596 MIX_SIZE(mc->type)); 597 if (res > 0) 598 mc->delta = (res * 255 + mc->mul/2) / mc->mul; 599 } 600 601 sc->sc_ctls[sc->sc_nctls++] = *mc; 602 603 #ifdef UAUDIO_DEBUG 604 if (uaudiodebug > 2) { 605 int i; 606 DPRINTF(("uaudio_mixer_add_ctl: wValue=%04x",mc->wValue[0])); 607 for (i = 1; i < mc->nchan; i++) 608 DPRINTF((",%04x", mc->wValue[i])); 609 DPRINTF((" wIndex=%04x type=%d name='%s' unit='%s' " 610 "min=%d max=%d\n", 611 mc->wIndex, mc->type, mc->ctlname, mc->ctlunit, 612 mc->minval, mc->maxval)); 613 } 614 #endif 615 } 616 617 Static char * 618 uaudio_id_name(struct uaudio_softc *sc, const struct io_terminal *iot, int id) 619 { 620 static char tbuf[32]; 621 622 snprintf(tbuf, sizeof(tbuf), "i%d", id); 623 return tbuf; 624 } 625 626 #ifdef UAUDIO_DEBUG 627 Static void 628 uaudio_dump_cluster(const struct usb_audio_cluster *cl) 629 { 630 static const char *channel_names[16] = { 631 "LEFT", "RIGHT", "CENTER", "LFE", 632 "LEFT_SURROUND", "RIGHT_SURROUND", "LEFT_CENTER", "RIGHT_CENTER", 633 "SURROUND", "LEFT_SIDE", "RIGHT_SIDE", "TOP", 634 "RESERVED12", "RESERVED13", "RESERVED14", "RESERVED15", 635 }; 636 int cc, i, first; 637 638 cc = UGETW(cl->wChannelConfig); 639 logprintf("cluster: bNrChannels=%u wChannelConfig=0x%.4x", 640 cl->bNrChannels, cc); 641 first = TRUE; 642 for (i = 0; cc != 0; i++) { 643 if (cc & 1) { 644 logprintf("%c%s", first ? '<' : ',', channel_names[i]); 645 first = FALSE; 646 } 647 cc = cc >> 1; 648 } 649 logprintf("> iChannelNames=%u", cl->iChannelNames); 650 } 651 #endif 652 653 Static struct usb_audio_cluster 654 uaudio_get_cluster(int id, const struct io_terminal *iot) 655 { 656 struct usb_audio_cluster r; 657 const usb_descriptor_t *dp; 658 int i; 659 660 for (i = 0; i < 25; i++) { /* avoid infinite loops */ 661 dp = iot[id].d.desc; 662 if (dp == 0) 663 goto bad; 664 switch (dp->bDescriptorSubtype) { 665 case UDESCSUB_AC_INPUT: 666 r.bNrChannels = iot[id].d.it->bNrChannels; 667 USETW(r.wChannelConfig, UGETW(iot[id].d.it->wChannelConfig)); 668 r.iChannelNames = iot[id].d.it->iChannelNames; 669 return r; 670 case UDESCSUB_AC_OUTPUT: 671 id = iot[id].d.ot->bSourceId; 672 break; 673 case UDESCSUB_AC_MIXER: 674 r = *(const struct usb_audio_cluster *) 675 &iot[id].d.mu->baSourceId[iot[id].d.mu->bNrInPins]; 676 return r; 677 case UDESCSUB_AC_SELECTOR: 678 /* XXX This is not really right */ 679 id = iot[id].d.su->baSourceId[0]; 680 break; 681 case UDESCSUB_AC_FEATURE: 682 id = iot[id].d.fu->bSourceId; 683 break; 684 case UDESCSUB_AC_PROCESSING: 685 r = *(const struct usb_audio_cluster *) 686 &iot[id].d.pu->baSourceId[iot[id].d.pu->bNrInPins]; 687 return r; 688 case UDESCSUB_AC_EXTENSION: 689 r = *(const struct usb_audio_cluster *) 690 &iot[id].d.eu->baSourceId[iot[id].d.eu->bNrInPins]; 691 return r; 692 default: 693 goto bad; 694 } 695 } 696 bad: 697 printf("uaudio_get_cluster: bad data\n"); 698 memset(&r, 0, sizeof r); 699 return r; 700 701 } 702 703 Static void 704 uaudio_add_input(struct uaudio_softc *sc, const struct io_terminal *iot, int id) 705 { 706 const struct usb_audio_input_terminal *d; 707 708 d = iot[id].d.it; 709 #ifdef UAUDIO_DEBUG 710 DPRINTFN(2,("uaudio_add_input: bTerminalId=%d wTerminalType=0x%04x " 711 "bAssocTerminal=%d bNrChannels=%d wChannelConfig=%d " 712 "iChannelNames=%d iTerminal=%d\n", 713 d->bTerminalId, UGETW(d->wTerminalType), d->bAssocTerminal, 714 d->bNrChannels, UGETW(d->wChannelConfig), 715 d->iChannelNames, d->iTerminal)); 716 #endif 717 /* If USB input terminal, record wChannelConfig */ 718 if ((UGETW(d->wTerminalType) & 0xff00) != 0x0100) 719 return; 720 sc->sc_channel_config = UGETW(d->wChannelConfig); 721 } 722 723 Static void 724 uaudio_add_output(struct uaudio_softc *sc, const struct io_terminal *iot, int id) 725 { 726 #ifdef UAUDIO_DEBUG 727 const struct usb_audio_output_terminal *d; 728 729 d = iot[id].d.ot; 730 DPRINTFN(2,("uaudio_add_output: bTerminalId=%d wTerminalType=0x%04x " 731 "bAssocTerminal=%d bSourceId=%d iTerminal=%d\n", 732 d->bTerminalId, UGETW(d->wTerminalType), d->bAssocTerminal, 733 d->bSourceId, d->iTerminal)); 734 #endif 735 } 736 737 Static void 738 uaudio_add_mixer(struct uaudio_softc *sc, const struct io_terminal *iot, int id) 739 { 740 const struct usb_audio_mixer_unit *d; 741 const struct usb_audio_mixer_unit_1 *d1; 742 int c, chs, ichs, ochs, i, o, bno, p, mo, mc, k; 743 const uByte *bm; 744 struct mixerctl mix; 745 746 d = iot[id].d.mu; 747 DPRINTFN(2,("uaudio_add_mixer: bUnitId=%d bNrInPins=%d\n", 748 d->bUnitId, d->bNrInPins)); 749 750 /* Compute the number of input channels */ 751 ichs = 0; 752 for (i = 0; i < d->bNrInPins; i++) 753 ichs += uaudio_get_cluster(d->baSourceId[i], iot).bNrChannels; 754 755 /* and the number of output channels */ 756 d1 = (const struct usb_audio_mixer_unit_1 *)&d->baSourceId[d->bNrInPins]; 757 ochs = d1->bNrChannels; 758 DPRINTFN(2,("uaudio_add_mixer: ichs=%d ochs=%d\n", ichs, ochs)); 759 760 bm = d1->bmControls; 761 mix.wIndex = MAKE(d->bUnitId, sc->sc_ac_iface); 762 uaudio_determine_class(&iot[id], &mix); 763 mix.type = MIX_SIGNED_16; 764 mix.ctlunit = AudioNvolume; 765 #define BIT(bno) ((bm[bno / 8] >> (7 - bno % 8)) & 1) 766 for (p = i = 0; i < d->bNrInPins; i++) { 767 chs = uaudio_get_cluster(d->baSourceId[i], iot).bNrChannels; 768 mc = 0; 769 for (c = 0; c < chs; c++) { 770 mo = 0; 771 for (o = 0; o < ochs; o++) { 772 bno = (p + c) * ochs + o; 773 if (BIT(bno)) 774 mo++; 775 } 776 if (mo == 1) 777 mc++; 778 } 779 if (mc == chs && chs <= MIX_MAX_CHAN) { 780 k = 0; 781 for (c = 0; c < chs; c++) 782 for (o = 0; o < ochs; o++) { 783 bno = (p + c) * ochs + o; 784 if (BIT(bno)) 785 mix.wValue[k++] = 786 MAKE(p+c+1, o+1); 787 } 788 snprintf(mix.ctlname, sizeof(mix.ctlname), "mix%d-%s", 789 d->bUnitId, uaudio_id_name(sc, iot, 790 d->baSourceId[i])); 791 mix.nchan = chs; 792 uaudio_mixer_add_ctl(sc, &mix); 793 } else { 794 /* XXX */ 795 } 796 #undef BIT 797 p += chs; 798 } 799 800 } 801 802 Static void 803 uaudio_add_selector(struct uaudio_softc *sc, const struct io_terminal *iot, int id) 804 { 805 const struct usb_audio_selector_unit *d; 806 struct mixerctl mix; 807 int i, wp; 808 809 d = iot[id].d.su; 810 DPRINTFN(2,("uaudio_add_selector: bUnitId=%d bNrInPins=%d\n", 811 d->bUnitId, d->bNrInPins)); 812 mix.wIndex = MAKE(d->bUnitId, sc->sc_ac_iface); 813 mix.wValue[0] = MAKE(0, 0); 814 uaudio_determine_class(&iot[id], &mix); 815 mix.nchan = 1; 816 mix.type = MIX_SELECTOR; 817 mix.ctlunit = ""; 818 mix.minval = 1; 819 mix.maxval = d->bNrInPins; 820 mix.mul = mix.maxval - mix.minval; 821 wp = snprintf(mix.ctlname, MAX_AUDIO_DEV_LEN, "sel%d-", d->bUnitId); 822 for (i = 1; i <= d->bNrInPins; i++) { 823 wp += snprintf(mix.ctlname + wp, MAX_AUDIO_DEV_LEN - wp, 824 "i%d", d->baSourceId[i - 1]); 825 if (wp > MAX_AUDIO_DEV_LEN - 1) 826 break; 827 } 828 uaudio_mixer_add_ctl(sc, &mix); 829 } 830 831 #ifdef UAUDIO_DEBUG 832 Static const char * 833 uaudio_get_terminal_name(int terminal_type) 834 { 835 static char tbuf[100]; 836 837 switch (terminal_type) { 838 /* USB terminal types */ 839 case UAT_UNDEFINED: return "UAT_UNDEFINED"; 840 case UAT_STREAM: return "UAT_STREAM"; 841 case UAT_VENDOR: return "UAT_VENDOR"; 842 /* input terminal types */ 843 case UATI_UNDEFINED: return "UATI_UNDEFINED"; 844 case UATI_MICROPHONE: return "UATI_MICROPHONE"; 845 case UATI_DESKMICROPHONE: return "UATI_DESKMICROPHONE"; 846 case UATI_PERSONALMICROPHONE: return "UATI_PERSONALMICROPHONE"; 847 case UATI_OMNIMICROPHONE: return "UATI_OMNIMICROPHONE"; 848 case UATI_MICROPHONEARRAY: return "UATI_MICROPHONEARRAY"; 849 case UATI_PROCMICROPHONEARR: return "UATI_PROCMICROPHONEARR"; 850 /* output terminal types */ 851 case UATO_UNDEFINED: return "UATO_UNDEFINED"; 852 case UATO_SPEAKER: return "UATO_SPEAKER"; 853 case UATO_HEADPHONES: return "UATO_HEADPHONES"; 854 case UATO_DISPLAYAUDIO: return "UATO_DISPLAYAUDIO"; 855 case UATO_DESKTOPSPEAKER: return "UATO_DESKTOPSPEAKER"; 856 case UATO_ROOMSPEAKER: return "UATO_ROOMSPEAKER"; 857 case UATO_COMMSPEAKER: return "UATO_COMMSPEAKER"; 858 case UATO_SUBWOOFER: return "UATO_SUBWOOFER"; 859 /* bidir terminal types */ 860 case UATB_UNDEFINED: return "UATB_UNDEFINED"; 861 case UATB_HANDSET: return "UATB_HANDSET"; 862 case UATB_HEADSET: return "UATB_HEADSET"; 863 case UATB_SPEAKERPHONE: return "UATB_SPEAKERPHONE"; 864 case UATB_SPEAKERPHONEESUP: return "UATB_SPEAKERPHONEESUP"; 865 case UATB_SPEAKERPHONEECANC: return "UATB_SPEAKERPHONEECANC"; 866 /* telephony terminal types */ 867 case UATT_UNDEFINED: return "UATT_UNDEFINED"; 868 case UATT_PHONELINE: return "UATT_PHONELINE"; 869 case UATT_TELEPHONE: return "UATT_TELEPHONE"; 870 case UATT_DOWNLINEPHONE: return "UATT_DOWNLINEPHONE"; 871 /* external terminal types */ 872 case UATE_UNDEFINED: return "UATE_UNDEFINED"; 873 case UATE_ANALOGCONN: return "UATE_ANALOGCONN"; 874 case UATE_LINECONN: return "UATE_LINECONN"; 875 case UATE_LEGACYCONN: return "UATE_LEGACYCONN"; 876 case UATE_DIGITALAUIFC: return "UATE_DIGITALAUIFC"; 877 case UATE_SPDIF: return "UATE_SPDIF"; 878 case UATE_1394DA: return "UATE_1394DA"; 879 case UATE_1394DV: return "UATE_1394DV"; 880 /* embedded function terminal types */ 881 case UATF_UNDEFINED: return "UATF_UNDEFINED"; 882 case UATF_CALIBNOISE: return "UATF_CALIBNOISE"; 883 case UATF_EQUNOISE: return "UATF_EQUNOISE"; 884 case UATF_CDPLAYER: return "UATF_CDPLAYER"; 885 case UATF_DAT: return "UATF_DAT"; 886 case UATF_DCC: return "UATF_DCC"; 887 case UATF_MINIDISK: return "UATF_MINIDISK"; 888 case UATF_ANALOGTAPE: return "UATF_ANALOGTAPE"; 889 case UATF_PHONOGRAPH: return "UATF_PHONOGRAPH"; 890 case UATF_VCRAUDIO: return "UATF_VCRAUDIO"; 891 case UATF_VIDEODISCAUDIO: return "UATF_VIDEODISCAUDIO"; 892 case UATF_DVDAUDIO: return "UATF_DVDAUDIO"; 893 case UATF_TVTUNERAUDIO: return "UATF_TVTUNERAUDIO"; 894 case UATF_SATELLITE: return "UATF_SATELLITE"; 895 case UATF_CABLETUNER: return "UATF_CABLETUNER"; 896 case UATF_DSS: return "UATF_DSS"; 897 case UATF_RADIORECV: return "UATF_RADIORECV"; 898 case UATF_RADIOXMIT: return "UATF_RADIOXMIT"; 899 case UATF_MULTITRACK: return "UATF_MULTITRACK"; 900 case UATF_SYNTHESIZER: return "UATF_SYNTHESIZER"; 901 default: 902 snprintf(tbuf, sizeof(tbuf), "unknown type (0x%.4x)", terminal_type); 903 return tbuf; 904 } 905 } 906 #endif 907 908 Static int 909 uaudio_determine_class(const struct io_terminal *iot, struct mixerctl *mix) 910 { 911 int terminal_type; 912 913 if (iot == NULL || iot->output == NULL) { 914 mix->class = UAC_OUTPUT; 915 return 0; 916 } 917 terminal_type = 0; 918 if (iot->output->size == 1) 919 terminal_type = iot->output->terminals[0]; 920 /* 921 * If the only output terminal is USB, 922 * the class is UAC_RECORD. 923 */ 924 if ((terminal_type & 0xff00) == (UAT_UNDEFINED & 0xff00)) { 925 mix->class = UAC_RECORD; 926 if (iot->inputs_size == 1 927 && iot->inputs[0] != NULL 928 && iot->inputs[0]->size == 1) 929 return iot->inputs[0]->terminals[0]; 930 else 931 return 0; 932 } 933 /* 934 * If the ultimate destination of the unit is just one output 935 * terminal and the unit is connected to the output terminal 936 * directly, the class is UAC_OUTPUT. 937 */ 938 if (terminal_type != 0 && iot->direct) { 939 mix->class = UAC_OUTPUT; 940 return terminal_type; 941 } 942 /* 943 * If the unit is connected to just one input terminal, 944 * the class is UAC_INPUT. 945 */ 946 if (iot->inputs_size == 1 && iot->inputs[0] != NULL 947 && iot->inputs[0]->size == 1) { 948 mix->class = UAC_INPUT; 949 return iot->inputs[0]->terminals[0]; 950 } 951 /* 952 * Otherwise, the class is UAC_OUTPUT. 953 */ 954 mix->class = UAC_OUTPUT; 955 return terminal_type; 956 } 957 958 Static const char * 959 uaudio_feature_name(const struct io_terminal *iot, struct mixerctl *mix) 960 { 961 int terminal_type; 962 963 terminal_type = uaudio_determine_class(iot, mix); 964 if (mix->class == UAC_RECORD && terminal_type == 0) 965 return AudioNmixerout; 966 DPRINTF(("%s: terminal_type=%s\n", __func__, 967 uaudio_get_terminal_name(terminal_type))); 968 switch (terminal_type) { 969 case UAT_STREAM: 970 return AudioNdac; 971 972 case UATI_MICROPHONE: 973 case UATI_DESKMICROPHONE: 974 case UATI_PERSONALMICROPHONE: 975 case UATI_OMNIMICROPHONE: 976 case UATI_MICROPHONEARRAY: 977 case UATI_PROCMICROPHONEARR: 978 return AudioNmicrophone; 979 980 case UATO_SPEAKER: 981 case UATO_DESKTOPSPEAKER: 982 case UATO_ROOMSPEAKER: 983 case UATO_COMMSPEAKER: 984 return AudioNspeaker; 985 986 case UATO_HEADPHONES: 987 return AudioNheadphone; 988 989 case UATO_SUBWOOFER: 990 return AudioNlfe; 991 992 /* telephony terminal types */ 993 case UATT_UNDEFINED: 994 case UATT_PHONELINE: 995 case UATT_TELEPHONE: 996 case UATT_DOWNLINEPHONE: 997 return "phone"; 998 999 case UATE_ANALOGCONN: 1000 case UATE_LINECONN: 1001 case UATE_LEGACYCONN: 1002 return AudioNline; 1003 1004 case UATE_DIGITALAUIFC: 1005 case UATE_SPDIF: 1006 case UATE_1394DA: 1007 case UATE_1394DV: 1008 return AudioNaux; 1009 1010 case UATF_CDPLAYER: 1011 return AudioNcd; 1012 1013 case UATF_SYNTHESIZER: 1014 return AudioNfmsynth; 1015 1016 case UATF_VIDEODISCAUDIO: 1017 case UATF_DVDAUDIO: 1018 case UATF_TVTUNERAUDIO: 1019 return AudioNvideo; 1020 1021 case UAT_UNDEFINED: 1022 case UAT_VENDOR: 1023 case UATI_UNDEFINED: 1024 /* output terminal types */ 1025 case UATO_UNDEFINED: 1026 case UATO_DISPLAYAUDIO: 1027 /* bidir terminal types */ 1028 case UATB_UNDEFINED: 1029 case UATB_HANDSET: 1030 case UATB_HEADSET: 1031 case UATB_SPEAKERPHONE: 1032 case UATB_SPEAKERPHONEESUP: 1033 case UATB_SPEAKERPHONEECANC: 1034 /* external terminal types */ 1035 case UATE_UNDEFINED: 1036 /* embedded function terminal types */ 1037 case UATF_UNDEFINED: 1038 case UATF_CALIBNOISE: 1039 case UATF_EQUNOISE: 1040 case UATF_DAT: 1041 case UATF_DCC: 1042 case UATF_MINIDISK: 1043 case UATF_ANALOGTAPE: 1044 case UATF_PHONOGRAPH: 1045 case UATF_VCRAUDIO: 1046 case UATF_SATELLITE: 1047 case UATF_CABLETUNER: 1048 case UATF_DSS: 1049 case UATF_RADIORECV: 1050 case UATF_RADIOXMIT: 1051 case UATF_MULTITRACK: 1052 case 0xffff: 1053 default: 1054 DPRINTF(("%s: 'master' for 0x%.4x\n", __func__, terminal_type)); 1055 return AudioNmaster; 1056 } 1057 return AudioNmaster; 1058 } 1059 1060 Static void 1061 uaudio_add_feature(struct uaudio_softc *sc, const struct io_terminal *iot, int id) 1062 { 1063 const struct usb_audio_feature_unit *d; 1064 const uByte *ctls; 1065 int ctlsize; 1066 int nchan; 1067 u_int fumask, mmask, cmask; 1068 struct mixerctl mix; 1069 int chan, ctl, i, unit; 1070 const char *mixername; 1071 1072 #define GET(i) (ctls[(i)*ctlsize] | \ 1073 (ctlsize > 1 ? ctls[(i)*ctlsize+1] << 8 : 0)) 1074 d = iot[id].d.fu; 1075 ctls = d->bmaControls; 1076 ctlsize = d->bControlSize; 1077 nchan = (d->bLength - 7) / ctlsize; 1078 mmask = GET(0); 1079 /* Figure out what we can control */ 1080 for (cmask = 0, chan = 1; chan < nchan; chan++) { 1081 DPRINTFN(9,("uaudio_add_feature: chan=%d mask=%x\n", 1082 chan, GET(chan))); 1083 cmask |= GET(chan); 1084 } 1085 1086 DPRINTFN(1,("uaudio_add_feature: bUnitId=%d, " 1087 "%d channels, mmask=0x%04x, cmask=0x%04x\n", 1088 d->bUnitId, nchan, mmask, cmask)); 1089 1090 if (nchan > MIX_MAX_CHAN) 1091 nchan = MIX_MAX_CHAN; 1092 unit = d->bUnitId; 1093 mix.wIndex = MAKE(unit, sc->sc_ac_iface); 1094 for (ctl = MUTE_CONTROL; ctl < LOUDNESS_CONTROL; ctl++) { 1095 fumask = FU_MASK(ctl); 1096 DPRINTFN(4,("uaudio_add_feature: ctl=%d fumask=0x%04x\n", 1097 ctl, fumask)); 1098 if (mmask & fumask) { 1099 mix.nchan = 1; 1100 mix.wValue[0] = MAKE(ctl, 0); 1101 } else if (cmask & fumask) { 1102 mix.nchan = nchan - 1; 1103 for (i = 1; i < nchan; i++) { 1104 if (GET(i) & fumask) 1105 mix.wValue[i-1] = MAKE(ctl, i); 1106 else 1107 mix.wValue[i-1] = -1; 1108 } 1109 } else { 1110 continue; 1111 } 1112 #undef GET 1113 mixername = uaudio_feature_name(&iot[id], &mix); 1114 switch (ctl) { 1115 case MUTE_CONTROL: 1116 mix.type = MIX_ON_OFF; 1117 mix.ctlunit = ""; 1118 snprintf(mix.ctlname, sizeof(mix.ctlname), 1119 "%s.%s", mixername, AudioNmute); 1120 break; 1121 case VOLUME_CONTROL: 1122 mix.type = MIX_SIGNED_16; 1123 mix.ctlunit = AudioNvolume; 1124 strlcpy(mix.ctlname, mixername, sizeof(mix.ctlname)); 1125 break; 1126 case BASS_CONTROL: 1127 mix.type = MIX_SIGNED_8; 1128 mix.ctlunit = AudioNbass; 1129 snprintf(mix.ctlname, sizeof(mix.ctlname), 1130 "%s.%s", mixername, AudioNbass); 1131 break; 1132 case MID_CONTROL: 1133 mix.type = MIX_SIGNED_8; 1134 mix.ctlunit = AudioNmid; 1135 snprintf(mix.ctlname, sizeof(mix.ctlname), 1136 "%s.%s", mixername, AudioNmid); 1137 break; 1138 case TREBLE_CONTROL: 1139 mix.type = MIX_SIGNED_8; 1140 mix.ctlunit = AudioNtreble; 1141 snprintf(mix.ctlname, sizeof(mix.ctlname), 1142 "%s.%s", mixername, AudioNtreble); 1143 break; 1144 case GRAPHIC_EQUALIZER_CONTROL: 1145 continue; /* XXX don't add anything */ 1146 break; 1147 case AGC_CONTROL: 1148 mix.type = MIX_ON_OFF; 1149 mix.ctlunit = ""; 1150 snprintf(mix.ctlname, sizeof(mix.ctlname), "%s.%s", 1151 mixername, AudioNagc); 1152 break; 1153 case DELAY_CONTROL: 1154 mix.type = MIX_UNSIGNED_16; 1155 mix.ctlunit = "4 ms"; 1156 snprintf(mix.ctlname, sizeof(mix.ctlname), 1157 "%s.%s", mixername, AudioNdelay); 1158 break; 1159 case BASS_BOOST_CONTROL: 1160 mix.type = MIX_ON_OFF; 1161 mix.ctlunit = ""; 1162 snprintf(mix.ctlname, sizeof(mix.ctlname), 1163 "%s.%s", mixername, AudioNbassboost); 1164 break; 1165 case LOUDNESS_CONTROL: 1166 mix.type = MIX_ON_OFF; 1167 mix.ctlunit = ""; 1168 snprintf(mix.ctlname, sizeof(mix.ctlname), 1169 "%s.%s", mixername, AudioNloudness); 1170 break; 1171 } 1172 uaudio_mixer_add_ctl(sc, &mix); 1173 } 1174 } 1175 1176 Static void 1177 uaudio_add_processing_updown(struct uaudio_softc *sc, 1178 const struct io_terminal *iot, int id) 1179 { 1180 const struct usb_audio_processing_unit *d; 1181 const struct usb_audio_processing_unit_1 *d1; 1182 const struct usb_audio_processing_unit_updown *ud; 1183 struct mixerctl mix; 1184 int i; 1185 1186 d = iot[id].d.pu; 1187 d1 = (const struct usb_audio_processing_unit_1 *) 1188 &d->baSourceId[d->bNrInPins]; 1189 ud = (const struct usb_audio_processing_unit_updown *) 1190 &d1->bmControls[d1->bControlSize]; 1191 DPRINTFN(2,("uaudio_add_processing_updown: bUnitId=%d bNrModes=%d\n", 1192 d->bUnitId, ud->bNrModes)); 1193 1194 if (!(d1->bmControls[0] & UA_PROC_MASK(UD_MODE_SELECT_CONTROL))) { 1195 DPRINTF(("uaudio_add_processing_updown: no mode select\n")); 1196 return; 1197 } 1198 1199 mix.wIndex = MAKE(d->bUnitId, sc->sc_ac_iface); 1200 mix.nchan = 1; 1201 mix.wValue[0] = MAKE(UD_MODE_SELECT_CONTROL, 0); 1202 uaudio_determine_class(&iot[id], &mix); 1203 mix.type = MIX_ON_OFF; /* XXX */ 1204 mix.ctlunit = ""; 1205 snprintf(mix.ctlname, sizeof(mix.ctlname), "pro%d-mode", d->bUnitId); 1206 1207 for (i = 0; i < ud->bNrModes; i++) { 1208 DPRINTFN(2,("uaudio_add_processing_updown: i=%d bm=0x%x\n", 1209 i, UGETW(ud->waModes[i]))); 1210 /* XXX */ 1211 } 1212 uaudio_mixer_add_ctl(sc, &mix); 1213 } 1214 1215 Static void 1216 uaudio_add_processing(struct uaudio_softc *sc, const struct io_terminal *iot, int id) 1217 { 1218 const struct usb_audio_processing_unit *d; 1219 const struct usb_audio_processing_unit_1 *d1; 1220 int ptype; 1221 struct mixerctl mix; 1222 1223 d = iot[id].d.pu; 1224 d1 = (const struct usb_audio_processing_unit_1 *) 1225 &d->baSourceId[d->bNrInPins]; 1226 ptype = UGETW(d->wProcessType); 1227 DPRINTFN(2,("uaudio_add_processing: wProcessType=%d bUnitId=%d " 1228 "bNrInPins=%d\n", ptype, d->bUnitId, d->bNrInPins)); 1229 1230 if (d1->bmControls[0] & UA_PROC_ENABLE_MASK) { 1231 mix.wIndex = MAKE(d->bUnitId, sc->sc_ac_iface); 1232 mix.nchan = 1; 1233 mix.wValue[0] = MAKE(XX_ENABLE_CONTROL, 0); 1234 uaudio_determine_class(&iot[id], &mix); 1235 mix.type = MIX_ON_OFF; 1236 mix.ctlunit = ""; 1237 snprintf(mix.ctlname, sizeof(mix.ctlname), "pro%d.%d-enable", 1238 d->bUnitId, ptype); 1239 uaudio_mixer_add_ctl(sc, &mix); 1240 } 1241 1242 switch(ptype) { 1243 case UPDOWNMIX_PROCESS: 1244 uaudio_add_processing_updown(sc, iot, id); 1245 break; 1246 case DOLBY_PROLOGIC_PROCESS: 1247 case P3D_STEREO_EXTENDER_PROCESS: 1248 case REVERBATION_PROCESS: 1249 case CHORUS_PROCESS: 1250 case DYN_RANGE_COMP_PROCESS: 1251 default: 1252 #ifdef UAUDIO_DEBUG 1253 printf("uaudio_add_processing: unit %d, type=%d not impl.\n", 1254 d->bUnitId, ptype); 1255 #endif 1256 break; 1257 } 1258 } 1259 1260 Static void 1261 uaudio_add_extension(struct uaudio_softc *sc, const struct io_terminal *iot, int id) 1262 { 1263 const struct usb_audio_extension_unit *d; 1264 const struct usb_audio_extension_unit_1 *d1; 1265 struct mixerctl mix; 1266 1267 d = iot[id].d.eu; 1268 d1 = (const struct usb_audio_extension_unit_1 *) 1269 &d->baSourceId[d->bNrInPins]; 1270 DPRINTFN(2,("uaudio_add_extension: bUnitId=%d bNrInPins=%d\n", 1271 d->bUnitId, d->bNrInPins)); 1272 1273 if (usbd_get_quirks(sc->sc_udev)->uq_flags & UQ_AU_NO_XU) 1274 return; 1275 1276 if (d1->bmControls[0] & UA_EXT_ENABLE_MASK) { 1277 mix.wIndex = MAKE(d->bUnitId, sc->sc_ac_iface); 1278 mix.nchan = 1; 1279 mix.wValue[0] = MAKE(UA_EXT_ENABLE, 0); 1280 uaudio_determine_class(&iot[id], &mix); 1281 mix.type = MIX_ON_OFF; 1282 mix.ctlunit = ""; 1283 snprintf(mix.ctlname, sizeof(mix.ctlname), "ext%d-enable", 1284 d->bUnitId); 1285 uaudio_mixer_add_ctl(sc, &mix); 1286 } 1287 } 1288 1289 Static struct terminal_list* 1290 uaudio_merge_terminal_list(const struct io_terminal *iot) 1291 { 1292 struct terminal_list *tml; 1293 uint16_t *ptm; 1294 int i, len; 1295 1296 len = 0; 1297 if (iot->inputs == NULL) 1298 return NULL; 1299 for (i = 0; i < iot->inputs_size; i++) { 1300 if (iot->inputs[i] != NULL) 1301 len += iot->inputs[i]->size; 1302 } 1303 tml = malloc(TERMINAL_LIST_SIZE(len), M_TEMP, M_NOWAIT); 1304 if (tml == NULL) { 1305 printf("uaudio_merge_terminal_list: no memory\n"); 1306 return NULL; 1307 } 1308 tml->size = 0; 1309 ptm = tml->terminals; 1310 for (i = 0; i < iot->inputs_size; i++) { 1311 if (iot->inputs[i] == NULL) 1312 continue; 1313 if (iot->inputs[i]->size > len) 1314 break; 1315 memcpy(ptm, iot->inputs[i]->terminals, 1316 iot->inputs[i]->size * sizeof(uint16_t)); 1317 tml->size += iot->inputs[i]->size; 1318 ptm += iot->inputs[i]->size; 1319 len -= iot->inputs[i]->size; 1320 } 1321 return tml; 1322 } 1323 1324 Static struct terminal_list * 1325 uaudio_io_terminaltype(int outtype, struct io_terminal *iot, int id) 1326 { 1327 struct terminal_list *tml; 1328 struct io_terminal *it; 1329 int src_id, i; 1330 1331 it = &iot[id]; 1332 if (it->output != NULL) { 1333 /* already has outtype? */ 1334 for (i = 0; i < it->output->size; i++) 1335 if (it->output->terminals[i] == outtype) 1336 return uaudio_merge_terminal_list(it); 1337 tml = malloc(TERMINAL_LIST_SIZE(it->output->size + 1), 1338 M_TEMP, M_NOWAIT); 1339 if (tml == NULL) { 1340 printf("uaudio_io_terminaltype: no memory\n"); 1341 return uaudio_merge_terminal_list(it); 1342 } 1343 memcpy(tml, it->output, TERMINAL_LIST_SIZE(it->output->size)); 1344 tml->terminals[it->output->size] = outtype; 1345 tml->size++; 1346 free(it->output, M_TEMP); 1347 it->output = tml; 1348 if (it->inputs != NULL) { 1349 for (i = 0; i < it->inputs_size; i++) 1350 if (it->inputs[i] != NULL) 1351 free(it->inputs[i], M_TEMP); 1352 free(it->inputs, M_TEMP); 1353 } 1354 it->inputs_size = 0; 1355 it->inputs = NULL; 1356 } else { /* end `iot[id] != NULL' */ 1357 it->inputs_size = 0; 1358 it->inputs = NULL; 1359 it->output = malloc(TERMINAL_LIST_SIZE(1), M_TEMP, M_NOWAIT); 1360 if (it->output == NULL) { 1361 printf("uaudio_io_terminaltype: no memory\n"); 1362 return NULL; 1363 } 1364 it->output->terminals[0] = outtype; 1365 it->output->size = 1; 1366 it->direct = FALSE; 1367 } 1368 1369 switch (it->d.desc->bDescriptorSubtype) { 1370 case UDESCSUB_AC_INPUT: 1371 it->inputs = malloc(sizeof(struct terminal_list *), M_TEMP, M_NOWAIT); 1372 if (it->inputs == NULL) { 1373 printf("uaudio_io_terminaltype: no memory\n"); 1374 return NULL; 1375 } 1376 tml = malloc(TERMINAL_LIST_SIZE(1), M_TEMP, M_NOWAIT); 1377 if (tml == NULL) { 1378 printf("uaudio_io_terminaltype: no memory\n"); 1379 free(it->inputs, M_TEMP); 1380 it->inputs = NULL; 1381 return NULL; 1382 } 1383 it->inputs[0] = tml; 1384 tml->terminals[0] = UGETW(it->d.it->wTerminalType); 1385 tml->size = 1; 1386 it->inputs_size = 1; 1387 return uaudio_merge_terminal_list(it); 1388 case UDESCSUB_AC_FEATURE: 1389 src_id = it->d.fu->bSourceId; 1390 it->inputs = malloc(sizeof(struct terminal_list *), M_TEMP, M_NOWAIT); 1391 if (it->inputs == NULL) { 1392 printf("uaudio_io_terminaltype: no memory\n"); 1393 return uaudio_io_terminaltype(outtype, iot, src_id); 1394 } 1395 it->inputs[0] = uaudio_io_terminaltype(outtype, iot, src_id); 1396 it->inputs_size = 1; 1397 return uaudio_merge_terminal_list(it); 1398 case UDESCSUB_AC_OUTPUT: 1399 it->inputs = malloc(sizeof(struct terminal_list *), M_TEMP, M_NOWAIT); 1400 if (it->inputs == NULL) { 1401 printf("uaudio_io_terminaltype: no memory\n"); 1402 return NULL; 1403 } 1404 src_id = it->d.ot->bSourceId; 1405 it->inputs[0] = uaudio_io_terminaltype(outtype, iot, src_id); 1406 it->inputs_size = 1; 1407 iot[src_id].direct = TRUE; 1408 return NULL; 1409 case UDESCSUB_AC_MIXER: 1410 it->inputs_size = 0; 1411 it->inputs = malloc(sizeof(struct terminal_list *) 1412 * it->d.mu->bNrInPins, M_TEMP, M_NOWAIT); 1413 if (it->inputs == NULL) { 1414 printf("uaudio_io_terminaltype: no memory\n"); 1415 return NULL; 1416 } 1417 for (i = 0; i < it->d.mu->bNrInPins; i++) { 1418 src_id = it->d.mu->baSourceId[i]; 1419 it->inputs[i] = uaudio_io_terminaltype(outtype, iot, 1420 src_id); 1421 it->inputs_size++; 1422 } 1423 return uaudio_merge_terminal_list(it); 1424 case UDESCSUB_AC_SELECTOR: 1425 it->inputs_size = 0; 1426 it->inputs = malloc(sizeof(struct terminal_list *) 1427 * it->d.su->bNrInPins, M_TEMP, M_NOWAIT); 1428 if (it->inputs == NULL) { 1429 printf("uaudio_io_terminaltype: no memory\n"); 1430 return NULL; 1431 } 1432 for (i = 0; i < it->d.su->bNrInPins; i++) { 1433 src_id = it->d.su->baSourceId[i]; 1434 it->inputs[i] = uaudio_io_terminaltype(outtype, iot, 1435 src_id); 1436 it->inputs_size++; 1437 } 1438 return uaudio_merge_terminal_list(it); 1439 case UDESCSUB_AC_PROCESSING: 1440 it->inputs_size = 0; 1441 it->inputs = malloc(sizeof(struct terminal_list *) 1442 * it->d.pu->bNrInPins, M_TEMP, M_NOWAIT); 1443 if (it->inputs == NULL) { 1444 printf("uaudio_io_terminaltype: no memory\n"); 1445 return NULL; 1446 } 1447 for (i = 0; i < it->d.pu->bNrInPins; i++) { 1448 src_id = it->d.pu->baSourceId[i]; 1449 it->inputs[i] = uaudio_io_terminaltype(outtype, iot, 1450 src_id); 1451 it->inputs_size++; 1452 } 1453 return uaudio_merge_terminal_list(it); 1454 case UDESCSUB_AC_EXTENSION: 1455 it->inputs_size = 0; 1456 it->inputs = malloc(sizeof(struct terminal_list *) 1457 * it->d.eu->bNrInPins, M_TEMP, M_NOWAIT); 1458 if (it->inputs == NULL) { 1459 printf("uaudio_io_terminaltype: no memory\n"); 1460 return NULL; 1461 } 1462 for (i = 0; i < it->d.eu->bNrInPins; i++) { 1463 src_id = it->d.eu->baSourceId[i]; 1464 it->inputs[i] = uaudio_io_terminaltype(outtype, iot, 1465 src_id); 1466 it->inputs_size++; 1467 } 1468 return uaudio_merge_terminal_list(it); 1469 case UDESCSUB_AC_HEADER: 1470 default: 1471 return NULL; 1472 } 1473 } 1474 1475 Static usbd_status 1476 uaudio_identify(struct uaudio_softc *sc, const usb_config_descriptor_t *cdesc) 1477 { 1478 usbd_status err; 1479 1480 err = uaudio_identify_ac(sc, cdesc); 1481 if (err) 1482 return err; 1483 return uaudio_identify_as(sc, cdesc); 1484 } 1485 1486 Static void 1487 uaudio_add_alt(struct uaudio_softc *sc, const struct as_info *ai) 1488 { 1489 size_t len; 1490 struct as_info *nai; 1491 1492 len = sizeof(*ai) * (sc->sc_nalts + 1); 1493 nai = malloc(len, M_USBDEV, M_NOWAIT); 1494 if (nai == NULL) { 1495 printf("uaudio_add_alt: no memory\n"); 1496 return; 1497 } 1498 /* Copy old data, if there was any */ 1499 if (sc->sc_nalts != 0) { 1500 memcpy(nai, sc->sc_alts, sizeof(*ai) * (sc->sc_nalts)); 1501 free(sc->sc_alts, M_USBDEV); 1502 } 1503 sc->sc_alts = nai; 1504 DPRINTFN(2,("uaudio_add_alt: adding alt=%d, enc=%d\n", 1505 ai->alt, ai->encoding)); 1506 sc->sc_alts[sc->sc_nalts++] = *ai; 1507 } 1508 1509 Static usbd_status 1510 uaudio_process_as(struct uaudio_softc *sc, const char *tbuf, int *offsp, 1511 int size, const usb_interface_descriptor_t *id) 1512 #define offs (*offsp) 1513 { 1514 const struct usb_audio_streaming_interface_descriptor *asid; 1515 const struct usb_audio_streaming_type1_descriptor *asf1d; 1516 const usb_endpoint_descriptor_audio_t *ed; 1517 const usb_endpoint_descriptor_audio_t *epdesc1; 1518 const struct usb_audio_streaming_endpoint_descriptor *sed; 1519 int format, chan, prec, enc; 1520 int dir, type, sync; 1521 struct as_info ai; 1522 const char *format_str; 1523 1524 asid = (const void *)(tbuf + offs); 1525 if (asid->bDescriptorType != UDESC_CS_INTERFACE || 1526 asid->bDescriptorSubtype != AS_GENERAL) 1527 return USBD_INVAL; 1528 DPRINTF(("uaudio_process_as: asid: bTerminakLink=%d wFormatTag=%d\n", 1529 asid->bTerminalLink, UGETW(asid->wFormatTag))); 1530 offs += asid->bLength; 1531 if (offs > size) 1532 return USBD_INVAL; 1533 1534 asf1d = (const void *)(tbuf + offs); 1535 if (asf1d->bDescriptorType != UDESC_CS_INTERFACE || 1536 asf1d->bDescriptorSubtype != FORMAT_TYPE) 1537 return USBD_INVAL; 1538 offs += asf1d->bLength; 1539 if (offs > size) 1540 return USBD_INVAL; 1541 1542 if (asf1d->bFormatType != FORMAT_TYPE_I) { 1543 printf("%s: ignored setting with type %d format\n", 1544 USBDEVNAME(sc->sc_dev), UGETW(asid->wFormatTag)); 1545 return USBD_NORMAL_COMPLETION; 1546 } 1547 1548 ed = (const void *)(tbuf + offs); 1549 if (ed->bDescriptorType != UDESC_ENDPOINT) 1550 return USBD_INVAL; 1551 DPRINTF(("uaudio_process_as: endpoint[0] bLength=%d bDescriptorType=%d " 1552 "bEndpointAddress=%d bmAttributes=0x%x wMaxPacketSize=%d " 1553 "bInterval=%d bRefresh=%d bSynchAddress=%d\n", 1554 ed->bLength, ed->bDescriptorType, ed->bEndpointAddress, 1555 ed->bmAttributes, UGETW(ed->wMaxPacketSize), 1556 ed->bInterval, ed->bRefresh, ed->bSynchAddress)); 1557 offs += ed->bLength; 1558 if (offs > size) 1559 return USBD_INVAL; 1560 if (UE_GET_XFERTYPE(ed->bmAttributes) != UE_ISOCHRONOUS) 1561 return USBD_INVAL; 1562 1563 dir = UE_GET_DIR(ed->bEndpointAddress); 1564 type = UE_GET_ISO_TYPE(ed->bmAttributes); 1565 if ((usbd_get_quirks(sc->sc_udev)->uq_flags & UQ_AU_INP_ASYNC) && 1566 dir == UE_DIR_IN && type == UE_ISO_ADAPT) 1567 type = UE_ISO_ASYNC; 1568 1569 /* We can't handle endpoints that need a sync pipe yet. */ 1570 sync = FALSE; 1571 if (dir == UE_DIR_IN && type == UE_ISO_ADAPT) { 1572 sync = TRUE; 1573 #ifndef UAUDIO_MULTIPLE_ENDPOINTS 1574 printf("%s: ignored input endpoint of type adaptive\n", 1575 USBDEVNAME(sc->sc_dev)); 1576 return USBD_NORMAL_COMPLETION; 1577 #endif 1578 } 1579 if (dir != UE_DIR_IN && type == UE_ISO_ASYNC) { 1580 sync = TRUE; 1581 #ifndef UAUDIO_MULTIPLE_ENDPOINTS 1582 printf("%s: ignored output endpoint of type async\n", 1583 USBDEVNAME(sc->sc_dev)); 1584 return USBD_NORMAL_COMPLETION; 1585 #endif 1586 } 1587 1588 sed = (const void *)(tbuf + offs); 1589 if (sed->bDescriptorType != UDESC_CS_ENDPOINT || 1590 sed->bDescriptorSubtype != AS_GENERAL) 1591 return USBD_INVAL; 1592 DPRINTF((" streadming_endpoint: offset=%d bLength=%d\n", offs, sed->bLength)); 1593 offs += sed->bLength; 1594 if (offs > size) 1595 return USBD_INVAL; 1596 1597 if (sync && id->bNumEndpoints <= 1) { 1598 printf("%s: a sync-pipe endpoint but no other endpoint\n", 1599 USBDEVNAME(sc->sc_dev)); 1600 return USBD_INVAL; 1601 } 1602 if (!sync && id->bNumEndpoints > 1) { 1603 printf("%s: non sync-pipe endpoint but multiple endpoints\n", 1604 USBDEVNAME(sc->sc_dev)); 1605 return USBD_INVAL; 1606 } 1607 epdesc1 = NULL; 1608 if (id->bNumEndpoints > 1) { 1609 epdesc1 = (const void*)(tbuf + offs); 1610 if (epdesc1->bDescriptorType != UDESC_ENDPOINT) 1611 return USBD_INVAL; 1612 DPRINTF(("uaudio_process_as: endpoint[1] bLength=%d " 1613 "bDescriptorType=%d bEndpointAddress=%d " 1614 "bmAttributes=0x%x wMaxPacketSize=%d bInterval=%d " 1615 "bRefresh=%d bSynchAddress=%d\n", 1616 epdesc1->bLength, epdesc1->bDescriptorType, 1617 epdesc1->bEndpointAddress, epdesc1->bmAttributes, 1618 UGETW(epdesc1->wMaxPacketSize), epdesc1->bInterval, 1619 epdesc1->bRefresh, epdesc1->bSynchAddress)); 1620 offs += epdesc1->bLength; 1621 if (offs > size) 1622 return USBD_INVAL; 1623 if (epdesc1->bSynchAddress != 0) { 1624 printf("%s: invalid endpoint: bSynchAddress=0\n", 1625 USBDEVNAME(sc->sc_dev)); 1626 return USBD_INVAL; 1627 } 1628 if (UE_GET_XFERTYPE(epdesc1->bmAttributes) != UE_ISOCHRONOUS) { 1629 printf("%s: invalid endpoint: bmAttributes=0x%x\n", 1630 USBDEVNAME(sc->sc_dev), epdesc1->bmAttributes); 1631 return USBD_INVAL; 1632 } 1633 if (epdesc1->bEndpointAddress != ed->bSynchAddress) { 1634 printf("%s: invalid endpoint addresses: " 1635 "ep[0]->bSynchAddress=0x%x " 1636 "ep[1]->bEndpointAddress=0x%x\n", 1637 USBDEVNAME(sc->sc_dev), ed->bSynchAddress, 1638 epdesc1->bEndpointAddress); 1639 return USBD_INVAL; 1640 } 1641 /* UE_GET_ADDR(epdesc1->bEndpointAddress), and epdesc1->bRefresh */ 1642 } 1643 1644 format = UGETW(asid->wFormatTag); 1645 chan = asf1d->bNrChannels; 1646 prec = asf1d->bBitResolution; 1647 if (prec != 8 && prec != 16 && prec != 24) { 1648 printf("%s: ignored setting with precision %d\n", 1649 USBDEVNAME(sc->sc_dev), prec); 1650 return USBD_NORMAL_COMPLETION; 1651 } 1652 switch (format) { 1653 case UA_FMT_PCM: 1654 if (prec == 8) { 1655 sc->sc_altflags |= HAS_8; 1656 } else if (prec == 16) { 1657 sc->sc_altflags |= HAS_16; 1658 } else if (prec == 24) { 1659 sc->sc_altflags |= HAS_24; 1660 } 1661 enc = AUDIO_ENCODING_SLINEAR_LE; 1662 format_str = "pcm"; 1663 break; 1664 case UA_FMT_PCM8: 1665 enc = AUDIO_ENCODING_ULINEAR_LE; 1666 sc->sc_altflags |= HAS_8U; 1667 format_str = "pcm8"; 1668 break; 1669 case UA_FMT_ALAW: 1670 enc = AUDIO_ENCODING_ALAW; 1671 sc->sc_altflags |= HAS_ALAW; 1672 format_str = "alaw"; 1673 break; 1674 case UA_FMT_MULAW: 1675 enc = AUDIO_ENCODING_ULAW; 1676 sc->sc_altflags |= HAS_MULAW; 1677 format_str = "mulaw"; 1678 break; 1679 case UA_FMT_IEEE_FLOAT: 1680 default: 1681 printf("%s: ignored setting with format %d\n", 1682 USBDEVNAME(sc->sc_dev), format); 1683 return USBD_NORMAL_COMPLETION; 1684 } 1685 #ifdef UAUDIO_DEBUG 1686 printf("%s: %s: %dch, %d/%dbit, %s,", USBDEVNAME(sc->sc_dev), 1687 dir == UE_DIR_IN ? "recording" : "playback", 1688 chan, prec, asf1d->bSubFrameSize * 8, format_str); 1689 if (asf1d->bSamFreqType == UA_SAMP_CONTNUOUS) { 1690 printf(" %d-%dHz\n", UA_SAMP_LO(asf1d), UA_SAMP_HI(asf1d)); 1691 } else { 1692 int r; 1693 printf(" %d", UA_GETSAMP(asf1d, 0)); 1694 for (r = 1; r < asf1d->bSamFreqType; r++) 1695 printf(",%d", UA_GETSAMP(asf1d, r)); 1696 printf("Hz\n"); 1697 } 1698 #endif 1699 ai.alt = id->bAlternateSetting; 1700 ai.encoding = enc; 1701 ai.attributes = sed->bmAttributes; 1702 ai.idesc = id; 1703 ai.edesc = ed; 1704 ai.edesc1 = epdesc1; 1705 ai.asf1desc = asf1d; 1706 ai.sc_busy = 0; 1707 uaudio_add_alt(sc, &ai); 1708 #ifdef UAUDIO_DEBUG 1709 if (ai.attributes & UA_SED_FREQ_CONTROL) 1710 DPRINTFN(1, ("uaudio_process_as: FREQ_CONTROL\n")); 1711 if (ai.attributes & UA_SED_PITCH_CONTROL) 1712 DPRINTFN(1, ("uaudio_process_as: PITCH_CONTROL\n")); 1713 #endif 1714 sc->sc_mode |= (dir == UE_DIR_OUT) ? AUMODE_PLAY : AUMODE_RECORD; 1715 1716 return USBD_NORMAL_COMPLETION; 1717 } 1718 #undef offs 1719 1720 Static usbd_status 1721 uaudio_identify_as(struct uaudio_softc *sc, 1722 const usb_config_descriptor_t *cdesc) 1723 { 1724 const usb_interface_descriptor_t *id; 1725 const char *tbuf; 1726 struct audio_format *auf; 1727 const struct usb_audio_streaming_type1_descriptor *t1desc; 1728 int size, offs; 1729 int i, j; 1730 1731 size = UGETW(cdesc->wTotalLength); 1732 tbuf = (const char *)cdesc; 1733 1734 /* Locate the AudioStreaming interface descriptor. */ 1735 offs = 0; 1736 id = uaudio_find_iface(tbuf, size, &offs, UISUBCLASS_AUDIOSTREAM); 1737 if (id == NULL) 1738 return USBD_INVAL; 1739 1740 /* Loop through all the alternate settings. */ 1741 while (offs <= size) { 1742 DPRINTFN(2, ("uaudio_identify: interface=%d offset=%d\n", 1743 id->bInterfaceNumber, offs)); 1744 switch (id->bNumEndpoints) { 1745 case 0: 1746 DPRINTFN(2, ("uaudio_identify: AS null alt=%d\n", 1747 id->bAlternateSetting)); 1748 sc->sc_nullalt = id->bAlternateSetting; 1749 break; 1750 case 1: 1751 #ifdef UAUDIO_MULTIPLE_ENDPOINTS 1752 case 2: 1753 #endif 1754 uaudio_process_as(sc, tbuf, &offs, size, id); 1755 break; 1756 default: 1757 printf("%s: ignored audio interface with %d " 1758 "endpoints\n", 1759 USBDEVNAME(sc->sc_dev), id->bNumEndpoints); 1760 break; 1761 } 1762 id = uaudio_find_iface(tbuf, size, &offs,UISUBCLASS_AUDIOSTREAM); 1763 if (id == NULL) 1764 break; 1765 } 1766 if (offs > size) 1767 return USBD_INVAL; 1768 DPRINTF(("uaudio_identify_as: %d alts available\n", sc->sc_nalts)); 1769 1770 if (sc->sc_mode == 0) { 1771 printf("%s: no usable endpoint found\n", 1772 USBDEVNAME(sc->sc_dev)); 1773 return USBD_INVAL; 1774 } 1775 1776 /* build audio_format array */ 1777 sc->sc_formats = malloc(sizeof(struct audio_format) * sc->sc_nalts, 1778 M_USBDEV, M_NOWAIT); 1779 if (sc->sc_formats == NULL) 1780 return USBD_NOMEM; 1781 sc->sc_nformats = sc->sc_nalts; 1782 for (i = 0; i < sc->sc_nalts; i++) { 1783 auf = &sc->sc_formats[i]; 1784 t1desc = sc->sc_alts[i].asf1desc; 1785 auf->driver_data = NULL; 1786 if (UE_GET_DIR(sc->sc_alts[i].edesc->bEndpointAddress) == UE_DIR_OUT) 1787 auf->mode = AUMODE_PLAY; 1788 else 1789 auf->mode = AUMODE_RECORD; 1790 auf->encoding = sc->sc_alts[i].encoding; 1791 auf->validbits = t1desc->bBitResolution; 1792 auf->precision = t1desc->bSubFrameSize * 8; 1793 auf->channels = t1desc->bNrChannels; 1794 auf->channel_mask = sc->sc_channel_config; 1795 auf->frequency_type = t1desc->bSamFreqType; 1796 if (t1desc->bSamFreqType == UA_SAMP_CONTNUOUS) { 1797 auf->frequency[0] = UA_SAMP_LO(t1desc); 1798 auf->frequency[1] = UA_SAMP_HI(t1desc); 1799 } else { 1800 for (j = 0; j < t1desc->bSamFreqType; j++) { 1801 if (j >= AUFMT_MAX_FREQUENCIES) { 1802 printf("%s: please increase " 1803 "AUFMT_MAX_FREQUENCIES to %d\n", 1804 __func__, t1desc->bSamFreqType); 1805 break; 1806 } 1807 auf->frequency[j] = UA_GETSAMP(t1desc, j); 1808 } 1809 } 1810 sc->sc_alts[i].aformat = auf; 1811 } 1812 1813 if (0 != auconv_create_encodings(sc->sc_formats, sc->sc_nformats, 1814 &sc->sc_encodings)) { 1815 free(sc->sc_formats, M_DEVBUF); 1816 sc->sc_formats = NULL; 1817 return ENOMEM; 1818 } 1819 1820 return USBD_NORMAL_COMPLETION; 1821 } 1822 1823 Static usbd_status 1824 uaudio_identify_ac(struct uaudio_softc *sc, const usb_config_descriptor_t *cdesc) 1825 { 1826 struct io_terminal* iot; 1827 const usb_interface_descriptor_t *id; 1828 const struct usb_audio_control_descriptor *acdp; 1829 const usb_descriptor_t *dp; 1830 const struct usb_audio_output_terminal *pot; 1831 struct terminal_list *tml; 1832 const char *tbuf, *ibuf, *ibufend; 1833 int size, offs, aclen, ndps, i, j; 1834 1835 size = UGETW(cdesc->wTotalLength); 1836 tbuf = (const char *)cdesc; 1837 1838 /* Locate the AudioControl interface descriptor. */ 1839 offs = 0; 1840 id = uaudio_find_iface(tbuf, size, &offs, UISUBCLASS_AUDIOCONTROL); 1841 if (id == NULL) 1842 return USBD_INVAL; 1843 if (offs + sizeof *acdp > size) 1844 return USBD_INVAL; 1845 sc->sc_ac_iface = id->bInterfaceNumber; 1846 DPRINTFN(2,("uaudio_identify_ac: AC interface is %d\n", sc->sc_ac_iface)); 1847 1848 /* A class-specific AC interface header should follow. */ 1849 ibuf = tbuf + offs; 1850 acdp = (const struct usb_audio_control_descriptor *)ibuf; 1851 if (acdp->bDescriptorType != UDESC_CS_INTERFACE || 1852 acdp->bDescriptorSubtype != UDESCSUB_AC_HEADER) 1853 return USBD_INVAL; 1854 aclen = UGETW(acdp->wTotalLength); 1855 if (offs + aclen > size) 1856 return USBD_INVAL; 1857 1858 if (!(usbd_get_quirks(sc->sc_udev)->uq_flags & UQ_BAD_ADC) && 1859 UGETW(acdp->bcdADC) != UAUDIO_VERSION) 1860 return USBD_INVAL; 1861 1862 sc->sc_audio_rev = UGETW(acdp->bcdADC); 1863 DPRINTFN(2,("uaudio_identify_ac: found AC header, vers=%03x, len=%d\n", 1864 sc->sc_audio_rev, aclen)); 1865 1866 sc->sc_nullalt = -1; 1867 1868 /* Scan through all the AC specific descriptors */ 1869 ibufend = ibuf + aclen; 1870 dp = (const usb_descriptor_t *)ibuf; 1871 ndps = 0; 1872 iot = malloc(sizeof(struct io_terminal) * 256, M_TEMP, M_NOWAIT | M_ZERO); 1873 if (iot == NULL) { 1874 printf("%s: no memory\n", __func__); 1875 return USBD_NOMEM; 1876 } 1877 for (;;) { 1878 ibuf += dp->bLength; 1879 if (ibuf >= ibufend) 1880 break; 1881 dp = (const usb_descriptor_t *)ibuf; 1882 if (ibuf + dp->bLength > ibufend) { 1883 free(iot, M_TEMP); 1884 return USBD_INVAL; 1885 } 1886 if (dp->bDescriptorType != UDESC_CS_INTERFACE) { 1887 printf("uaudio_identify_ac: skip desc type=0x%02x\n", 1888 dp->bDescriptorType); 1889 continue; 1890 } 1891 i = ((const struct usb_audio_input_terminal *)dp)->bTerminalId; 1892 iot[i].d.desc = dp; 1893 if (i > ndps) 1894 ndps = i; 1895 } 1896 ndps++; 1897 1898 /* construct io_terminal */ 1899 for (i = 0; i < ndps; i++) { 1900 dp = iot[i].d.desc; 1901 if (dp == NULL) 1902 continue; 1903 if (dp->bDescriptorSubtype != UDESCSUB_AC_OUTPUT) 1904 continue; 1905 pot = iot[i].d.ot; 1906 tml = uaudio_io_terminaltype(UGETW(pot->wTerminalType), iot, i); 1907 if (tml != NULL) 1908 free(tml, M_TEMP); 1909 } 1910 1911 #ifdef UAUDIO_DEBUG 1912 for (i = 0; i < 256; i++) { 1913 struct usb_audio_cluster cluster; 1914 1915 if (iot[i].d.desc == NULL) 1916 continue; 1917 logprintf("id %d:\t", i); 1918 switch (iot[i].d.desc->bDescriptorSubtype) { 1919 case UDESCSUB_AC_INPUT: 1920 logprintf("AC_INPUT type=%s\n", uaudio_get_terminal_name 1921 (UGETW(iot[i].d.it->wTerminalType))); 1922 logprintf("\t"); 1923 cluster = uaudio_get_cluster(i, iot); 1924 uaudio_dump_cluster(&cluster); 1925 logprintf("\n"); 1926 break; 1927 case UDESCSUB_AC_OUTPUT: 1928 logprintf("AC_OUTPUT type=%s ", uaudio_get_terminal_name 1929 (UGETW(iot[i].d.ot->wTerminalType))); 1930 logprintf("src=%d\n", iot[i].d.ot->bSourceId); 1931 break; 1932 case UDESCSUB_AC_MIXER: 1933 logprintf("AC_MIXER src="); 1934 for (j = 0; j < iot[i].d.mu->bNrInPins; j++) 1935 logprintf("%d ", iot[i].d.mu->baSourceId[j]); 1936 logprintf("\n\t"); 1937 cluster = uaudio_get_cluster(i, iot); 1938 uaudio_dump_cluster(&cluster); 1939 logprintf("\n"); 1940 break; 1941 case UDESCSUB_AC_SELECTOR: 1942 logprintf("AC_SELECTOR src="); 1943 for (j = 0; j < iot[i].d.su->bNrInPins; j++) 1944 logprintf("%d ", iot[i].d.su->baSourceId[j]); 1945 logprintf("\n"); 1946 break; 1947 case UDESCSUB_AC_FEATURE: 1948 logprintf("AC_FEATURE src=%d\n", iot[i].d.fu->bSourceId); 1949 break; 1950 case UDESCSUB_AC_PROCESSING: 1951 logprintf("AC_PROCESSING src="); 1952 for (j = 0; j < iot[i].d.pu->bNrInPins; j++) 1953 logprintf("%d ", iot[i].d.pu->baSourceId[j]); 1954 logprintf("\n\t"); 1955 cluster = uaudio_get_cluster(i, iot); 1956 uaudio_dump_cluster(&cluster); 1957 logprintf("\n"); 1958 break; 1959 case UDESCSUB_AC_EXTENSION: 1960 logprintf("AC_EXTENSION src="); 1961 for (j = 0; j < iot[i].d.eu->bNrInPins; j++) 1962 logprintf("%d ", iot[i].d.eu->baSourceId[j]); 1963 logprintf("\n\t"); 1964 cluster = uaudio_get_cluster(i, iot); 1965 uaudio_dump_cluster(&cluster); 1966 logprintf("\n"); 1967 break; 1968 default: 1969 logprintf("unknown audio control (subtype=%d)\n", 1970 iot[i].d.desc->bDescriptorSubtype); 1971 } 1972 for (j = 0; j < iot[i].inputs_size; j++) { 1973 int k; 1974 logprintf("\tinput%d: ", j); 1975 tml = iot[i].inputs[j]; 1976 if (tml == NULL) { 1977 logprintf("NULL\n"); 1978 continue; 1979 } 1980 for (k = 0; k < tml->size; k++) 1981 logprintf("%s ", uaudio_get_terminal_name 1982 (tml->terminals[k])); 1983 logprintf("\n"); 1984 } 1985 logprintf("\toutput: "); 1986 tml = iot[i].output; 1987 for (j = 0; j < tml->size; j++) 1988 logprintf("%s ", uaudio_get_terminal_name(tml->terminals[j])); 1989 logprintf("\n"); 1990 } 1991 #endif 1992 1993 for (i = 0; i < ndps; i++) { 1994 dp = iot[i].d.desc; 1995 if (dp == NULL) 1996 continue; 1997 DPRINTF(("uaudio_identify_ac: id=%d subtype=%d\n", 1998 i, dp->bDescriptorSubtype)); 1999 switch (dp->bDescriptorSubtype) { 2000 case UDESCSUB_AC_HEADER: 2001 printf("uaudio_identify_ac: unexpected AC header\n"); 2002 break; 2003 case UDESCSUB_AC_INPUT: 2004 uaudio_add_input(sc, iot, i); 2005 break; 2006 case UDESCSUB_AC_OUTPUT: 2007 uaudio_add_output(sc, iot, i); 2008 break; 2009 case UDESCSUB_AC_MIXER: 2010 uaudio_add_mixer(sc, iot, i); 2011 break; 2012 case UDESCSUB_AC_SELECTOR: 2013 uaudio_add_selector(sc, iot, i); 2014 break; 2015 case UDESCSUB_AC_FEATURE: 2016 uaudio_add_feature(sc, iot, i); 2017 break; 2018 case UDESCSUB_AC_PROCESSING: 2019 uaudio_add_processing(sc, iot, i); 2020 break; 2021 case UDESCSUB_AC_EXTENSION: 2022 uaudio_add_extension(sc, iot, i); 2023 break; 2024 default: 2025 printf("uaudio_identify_ac: bad AC desc subtype=0x%02x\n", 2026 dp->bDescriptorSubtype); 2027 break; 2028 } 2029 } 2030 2031 /* delete io_terminal */ 2032 for (i = 0; i < 256; i++) { 2033 if (iot[i].d.desc == NULL) 2034 continue; 2035 if (iot[i].inputs != NULL) { 2036 for (j = 0; j < iot[i].inputs_size; j++) { 2037 if (iot[i].inputs[j] != NULL) 2038 free(iot[i].inputs[j], M_TEMP); 2039 } 2040 free(iot[i].inputs, M_TEMP); 2041 } 2042 if (iot[i].output != NULL) 2043 free(iot[i].output, M_TEMP); 2044 iot[i].d.desc = NULL; 2045 } 2046 free(iot, M_TEMP); 2047 2048 return USBD_NORMAL_COMPLETION; 2049 } 2050 2051 Static int 2052 uaudio_query_devinfo(void *addr, mixer_devinfo_t *mi) 2053 { 2054 struct uaudio_softc *sc; 2055 struct mixerctl *mc; 2056 int n, nctls, i; 2057 2058 DPRINTFN(2,("uaudio_query_devinfo: index=%d\n", mi->index)); 2059 sc = addr; 2060 if (sc->sc_dying) 2061 return EIO; 2062 2063 n = mi->index; 2064 nctls = sc->sc_nctls; 2065 2066 switch (n) { 2067 case UAC_OUTPUT: 2068 mi->type = AUDIO_MIXER_CLASS; 2069 mi->mixer_class = UAC_OUTPUT; 2070 mi->next = mi->prev = AUDIO_MIXER_LAST; 2071 strlcpy(mi->label.name, AudioCoutputs, sizeof(mi->label.name)); 2072 return 0; 2073 case UAC_INPUT: 2074 mi->type = AUDIO_MIXER_CLASS; 2075 mi->mixer_class = UAC_INPUT; 2076 mi->next = mi->prev = AUDIO_MIXER_LAST; 2077 strlcpy(mi->label.name, AudioCinputs, sizeof(mi->label.name)); 2078 return 0; 2079 case UAC_EQUAL: 2080 mi->type = AUDIO_MIXER_CLASS; 2081 mi->mixer_class = UAC_EQUAL; 2082 mi->next = mi->prev = AUDIO_MIXER_LAST; 2083 strlcpy(mi->label.name, AudioCequalization, 2084 sizeof(mi->label.name)); 2085 return 0; 2086 case UAC_RECORD: 2087 mi->type = AUDIO_MIXER_CLASS; 2088 mi->mixer_class = UAC_RECORD; 2089 mi->next = mi->prev = AUDIO_MIXER_LAST; 2090 strlcpy(mi->label.name, AudioCrecord, sizeof(mi->label.name)); 2091 return 0; 2092 default: 2093 break; 2094 } 2095 2096 n -= UAC_NCLASSES; 2097 if (n < 0 || n >= nctls) 2098 return ENXIO; 2099 2100 mc = &sc->sc_ctls[n]; 2101 strlcpy(mi->label.name, mc->ctlname, sizeof(mi->label.name)); 2102 mi->mixer_class = mc->class; 2103 mi->next = mi->prev = AUDIO_MIXER_LAST; /* XXX */ 2104 switch (mc->type) { 2105 case MIX_ON_OFF: 2106 mi->type = AUDIO_MIXER_ENUM; 2107 mi->un.e.num_mem = 2; 2108 strlcpy(mi->un.e.member[0].label.name, AudioNoff, 2109 sizeof(mi->un.e.member[0].label.name)); 2110 mi->un.e.member[0].ord = 0; 2111 strlcpy(mi->un.e.member[1].label.name, AudioNon, 2112 sizeof(mi->un.e.member[1].label.name)); 2113 mi->un.e.member[1].ord = 1; 2114 break; 2115 case MIX_SELECTOR: 2116 mi->type = AUDIO_MIXER_ENUM; 2117 mi->un.e.num_mem = mc->maxval - mc->minval + 1; 2118 for (i = 0; i <= mc->maxval - mc->minval; i++) { 2119 snprintf(mi->un.e.member[i].label.name, 2120 sizeof(mi->un.e.member[i].label.name), 2121 "%d", i + mc->minval); 2122 mi->un.e.member[i].ord = i + mc->minval; 2123 } 2124 break; 2125 default: 2126 mi->type = AUDIO_MIXER_VALUE; 2127 strncpy(mi->un.v.units.name, mc->ctlunit, MAX_AUDIO_DEV_LEN); 2128 mi->un.v.num_channels = mc->nchan; 2129 mi->un.v.delta = mc->delta; 2130 break; 2131 } 2132 return 0; 2133 } 2134 2135 Static int 2136 uaudio_open(void *addr, int flags) 2137 { 2138 struct uaudio_softc *sc; 2139 2140 sc = addr; 2141 DPRINTF(("uaudio_open: sc=%p\n", sc)); 2142 if (sc->sc_dying) 2143 return EIO; 2144 2145 if ((flags & FWRITE) && !(sc->sc_mode & AUMODE_PLAY)) 2146 return EACCES; 2147 if ((flags & FREAD) && !(sc->sc_mode & AUMODE_RECORD)) 2148 return EACCES; 2149 2150 return 0; 2151 } 2152 2153 /* 2154 * Close function is called at splaudio(). 2155 */ 2156 Static void 2157 uaudio_close(void *addr) 2158 { 2159 } 2160 2161 Static int 2162 uaudio_drain(void *addr) 2163 { 2164 struct uaudio_softc *sc; 2165 2166 sc = addr; 2167 usbd_delay_ms(sc->sc_udev, UAUDIO_NCHANBUFS * UAUDIO_NFRAMES); 2168 2169 return 0; 2170 } 2171 2172 Static int 2173 uaudio_halt_out_dma(void *addr) 2174 { 2175 struct uaudio_softc *sc; 2176 2177 DPRINTF(("uaudio_halt_out_dma: enter\n")); 2178 sc = addr; 2179 if (sc->sc_playchan.pipe != NULL) { 2180 uaudio_chan_close(sc, &sc->sc_playchan); 2181 sc->sc_playchan.pipe = NULL; 2182 uaudio_chan_free_buffers(sc, &sc->sc_playchan); 2183 sc->sc_playchan.intr = NULL; 2184 } 2185 return 0; 2186 } 2187 2188 Static int 2189 uaudio_halt_in_dma(void *addr) 2190 { 2191 struct uaudio_softc *sc; 2192 2193 DPRINTF(("uaudio_halt_in_dma: enter\n")); 2194 sc = addr; 2195 if (sc->sc_recchan.pipe != NULL) { 2196 uaudio_chan_close(sc, &sc->sc_recchan); 2197 sc->sc_recchan.pipe = NULL; 2198 uaudio_chan_free_buffers(sc, &sc->sc_recchan); 2199 sc->sc_recchan.intr = NULL; 2200 } 2201 return 0; 2202 } 2203 2204 Static int 2205 uaudio_getdev(void *addr, struct audio_device *retp) 2206 { 2207 struct uaudio_softc *sc; 2208 2209 DPRINTF(("uaudio_mixer_getdev:\n")); 2210 sc = addr; 2211 if (sc->sc_dying) 2212 return EIO; 2213 2214 *retp = uaudio_device; 2215 return 0; 2216 } 2217 2218 /* 2219 * Make sure the block size is large enough to hold all outstanding transfers. 2220 */ 2221 Static int 2222 uaudio_round_blocksize(void *addr, int blk, 2223 int mode, const audio_params_t *param) 2224 { 2225 struct uaudio_softc *sc; 2226 int b; 2227 2228 sc = addr; 2229 DPRINTF(("uaudio_round_blocksize: blk=%d mode=%s\n", blk, 2230 mode == AUMODE_PLAY ? "AUMODE_PLAY" : "AUMODE_RECORD")); 2231 2232 /* chan.bytes_per_frame can be 0. */ 2233 if (mode == AUMODE_PLAY || sc->sc_recchan.bytes_per_frame <= 0) { 2234 b = param->sample_rate * UAUDIO_NFRAMES * UAUDIO_NCHANBUFS; 2235 2236 /* 2237 * This does not make accurate value in the case 2238 * of b % USB_FRAMES_PER_SECOND != 0 2239 */ 2240 b /= USB_FRAMES_PER_SECOND; 2241 2242 b *= param->precision / 8 * param->channels; 2243 } else { 2244 /* 2245 * use wMaxPacketSize in bytes_per_frame. 2246 * See uaudio_set_params() and uaudio_chan_init() 2247 */ 2248 b = sc->sc_recchan.bytes_per_frame 2249 * UAUDIO_NFRAMES * UAUDIO_NCHANBUFS; 2250 } 2251 2252 if (b <= 0) 2253 b = 1; 2254 blk = blk <= b ? b : blk / b * b; 2255 2256 #ifdef DIAGNOSTIC 2257 if (blk <= 0) { 2258 printf("uaudio_round_blocksize: blk=%d\n", blk); 2259 blk = 512; 2260 } 2261 #endif 2262 2263 DPRINTF(("uaudio_round_blocksize: resultant blk=%d\n", blk)); 2264 return blk; 2265 } 2266 2267 Static int 2268 uaudio_get_props(void *addr) 2269 { 2270 return AUDIO_PROP_FULLDUPLEX | AUDIO_PROP_INDEPENDENT; 2271 2272 } 2273 2274 Static int 2275 uaudio_get(struct uaudio_softc *sc, int which, int type, int wValue, 2276 int wIndex, int len) 2277 { 2278 usb_device_request_t req; 2279 u_int8_t data[4]; 2280 usbd_status err; 2281 int val; 2282 2283 if (wValue == -1) 2284 return 0; 2285 2286 req.bmRequestType = type; 2287 req.bRequest = which; 2288 USETW(req.wValue, wValue); 2289 USETW(req.wIndex, wIndex); 2290 USETW(req.wLength, len); 2291 DPRINTFN(2,("uaudio_get: type=0x%02x req=0x%02x wValue=0x%04x " 2292 "wIndex=0x%04x len=%d\n", 2293 type, which, wValue, wIndex, len)); 2294 err = usbd_do_request(sc->sc_udev, &req, data); 2295 if (err) { 2296 DPRINTF(("uaudio_get: err=%s\n", usbd_errstr(err))); 2297 return -1; 2298 } 2299 switch (len) { 2300 case 1: 2301 val = data[0]; 2302 break; 2303 case 2: 2304 val = data[0] | (data[1] << 8); 2305 break; 2306 default: 2307 DPRINTF(("uaudio_get: bad length=%d\n", len)); 2308 return -1; 2309 } 2310 DPRINTFN(2,("uaudio_get: val=%d\n", val)); 2311 return val; 2312 } 2313 2314 Static void 2315 uaudio_set(struct uaudio_softc *sc, int which, int type, int wValue, 2316 int wIndex, int len, int val) 2317 { 2318 usb_device_request_t req; 2319 u_int8_t data[4]; 2320 usbd_status err; 2321 2322 if (wValue == -1) 2323 return; 2324 2325 req.bmRequestType = type; 2326 req.bRequest = which; 2327 USETW(req.wValue, wValue); 2328 USETW(req.wIndex, wIndex); 2329 USETW(req.wLength, len); 2330 switch (len) { 2331 case 1: 2332 data[0] = val; 2333 break; 2334 case 2: 2335 data[0] = val; 2336 data[1] = val >> 8; 2337 break; 2338 default: 2339 return; 2340 } 2341 DPRINTFN(2,("uaudio_set: type=0x%02x req=0x%02x wValue=0x%04x " 2342 "wIndex=0x%04x len=%d, val=%d\n", 2343 type, which, wValue, wIndex, len, val & 0xffff)); 2344 err = usbd_do_request(sc->sc_udev, &req, data); 2345 #ifdef UAUDIO_DEBUG 2346 if (err) 2347 DPRINTF(("uaudio_set: err=%d\n", err)); 2348 #endif 2349 } 2350 2351 Static int 2352 uaudio_signext(int type, int val) 2353 { 2354 if (!MIX_UNSIGNED(type)) { 2355 if (MIX_SIZE(type) == 2) 2356 val = (int16_t)val; 2357 else 2358 val = (int8_t)val; 2359 } 2360 return val; 2361 } 2362 2363 Static int 2364 uaudio_value2bsd(struct mixerctl *mc, int val) 2365 { 2366 DPRINTFN(5, ("uaudio_value2bsd: type=%03x val=%d min=%d max=%d ", 2367 mc->type, val, mc->minval, mc->maxval)); 2368 if (mc->type == MIX_ON_OFF) { 2369 val = (val != 0); 2370 } else if (mc->type == MIX_SELECTOR) { 2371 if (val < mc->minval || val > mc->maxval) 2372 val = mc->minval; 2373 } else 2374 val = ((uaudio_signext(mc->type, val) - mc->minval) * 255 2375 + mc->mul/2) / mc->mul; 2376 DPRINTFN(5, ("val'=%d\n", val)); 2377 return val; 2378 } 2379 2380 int 2381 uaudio_bsd2value(struct mixerctl *mc, int val) 2382 { 2383 DPRINTFN(5,("uaudio_bsd2value: type=%03x val=%d min=%d max=%d ", 2384 mc->type, val, mc->minval, mc->maxval)); 2385 if (mc->type == MIX_ON_OFF) { 2386 val = (val != 0); 2387 } else if (mc->type == MIX_SELECTOR) { 2388 if (val < mc->minval || val > mc->maxval) 2389 val = mc->minval; 2390 } else 2391 val = (val + mc->delta/2) * mc->mul / 255 + mc->minval; 2392 DPRINTFN(5, ("val'=%d\n", val)); 2393 return val; 2394 } 2395 2396 Static int 2397 uaudio_ctl_get(struct uaudio_softc *sc, int which, struct mixerctl *mc, 2398 int chan) 2399 { 2400 int val; 2401 2402 DPRINTFN(5,("uaudio_ctl_get: which=%d chan=%d\n", which, chan)); 2403 val = uaudio_get(sc, which, UT_READ_CLASS_INTERFACE, mc->wValue[chan], 2404 mc->wIndex, MIX_SIZE(mc->type)); 2405 return uaudio_value2bsd(mc, val); 2406 } 2407 2408 Static void 2409 uaudio_ctl_set(struct uaudio_softc *sc, int which, struct mixerctl *mc, 2410 int chan, int val) 2411 { 2412 val = uaudio_bsd2value(mc, val); 2413 uaudio_set(sc, which, UT_WRITE_CLASS_INTERFACE, mc->wValue[chan], 2414 mc->wIndex, MIX_SIZE(mc->type), val); 2415 } 2416 2417 Static int 2418 uaudio_mixer_get_port(void *addr, mixer_ctrl_t *cp) 2419 { 2420 struct uaudio_softc *sc; 2421 struct mixerctl *mc; 2422 int i, n, vals[MIX_MAX_CHAN], val; 2423 2424 DPRINTFN(2,("uaudio_mixer_get_port: index=%d\n", cp->dev)); 2425 sc = addr; 2426 if (sc->sc_dying) 2427 return EIO; 2428 2429 n = cp->dev - UAC_NCLASSES; 2430 if (n < 0 || n >= sc->sc_nctls) 2431 return ENXIO; 2432 mc = &sc->sc_ctls[n]; 2433 2434 if (mc->type == MIX_ON_OFF) { 2435 if (cp->type != AUDIO_MIXER_ENUM) 2436 return EINVAL; 2437 cp->un.ord = uaudio_ctl_get(sc, GET_CUR, mc, 0); 2438 } else if (mc->type == MIX_SELECTOR) { 2439 if (cp->type != AUDIO_MIXER_ENUM) 2440 return EINVAL; 2441 cp->un.ord = uaudio_ctl_get(sc, GET_CUR, mc, 0); 2442 } else { 2443 if (cp->type != AUDIO_MIXER_VALUE) 2444 return EINVAL; 2445 if (cp->un.value.num_channels != 1 && 2446 cp->un.value.num_channels != mc->nchan) 2447 return EINVAL; 2448 for (i = 0; i < mc->nchan; i++) 2449 vals[i] = uaudio_ctl_get(sc, GET_CUR, mc, i); 2450 if (cp->un.value.num_channels == 1 && mc->nchan != 1) { 2451 for (val = 0, i = 0; i < mc->nchan; i++) 2452 val += vals[i]; 2453 vals[0] = val / mc->nchan; 2454 } 2455 for (i = 0; i < cp->un.value.num_channels; i++) 2456 cp->un.value.level[i] = vals[i]; 2457 } 2458 2459 return 0; 2460 } 2461 2462 Static int 2463 uaudio_mixer_set_port(void *addr, mixer_ctrl_t *cp) 2464 { 2465 struct uaudio_softc *sc; 2466 struct mixerctl *mc; 2467 int i, n, vals[MIX_MAX_CHAN]; 2468 2469 DPRINTFN(2,("uaudio_mixer_set_port: index = %d\n", cp->dev)); 2470 sc = addr; 2471 if (sc->sc_dying) 2472 return EIO; 2473 2474 n = cp->dev - UAC_NCLASSES; 2475 if (n < 0 || n >= sc->sc_nctls) 2476 return ENXIO; 2477 mc = &sc->sc_ctls[n]; 2478 2479 if (mc->type == MIX_ON_OFF) { 2480 if (cp->type != AUDIO_MIXER_ENUM) 2481 return EINVAL; 2482 uaudio_ctl_set(sc, SET_CUR, mc, 0, cp->un.ord); 2483 } else if (mc->type == MIX_SELECTOR) { 2484 if (cp->type != AUDIO_MIXER_ENUM) 2485 return EINVAL; 2486 uaudio_ctl_set(sc, SET_CUR, mc, 0, cp->un.ord); 2487 } else { 2488 if (cp->type != AUDIO_MIXER_VALUE) 2489 return EINVAL; 2490 if (cp->un.value.num_channels == 1) 2491 for (i = 0; i < mc->nchan; i++) 2492 vals[i] = cp->un.value.level[0]; 2493 else if (cp->un.value.num_channels == mc->nchan) 2494 for (i = 0; i < mc->nchan; i++) 2495 vals[i] = cp->un.value.level[i]; 2496 else 2497 return EINVAL; 2498 for (i = 0; i < mc->nchan; i++) 2499 uaudio_ctl_set(sc, SET_CUR, mc, i, vals[i]); 2500 } 2501 return 0; 2502 } 2503 2504 Static int 2505 uaudio_trigger_input(void *addr, void *start, void *end, int blksize, 2506 void (*intr)(void *), void *arg, 2507 const audio_params_t *param) 2508 { 2509 struct uaudio_softc *sc; 2510 struct chan *ch; 2511 usbd_status err; 2512 int i, s; 2513 2514 sc = addr; 2515 if (sc->sc_dying) 2516 return EIO; 2517 2518 DPRINTFN(3,("uaudio_trigger_input: sc=%p start=%p end=%p " 2519 "blksize=%d\n", sc, start, end, blksize)); 2520 ch = &sc->sc_recchan; 2521 uaudio_chan_set_param(ch, start, end, blksize); 2522 DPRINTFN(3,("uaudio_trigger_input: sample_size=%d bytes/frame=%d " 2523 "fraction=0.%03d\n", ch->sample_size, ch->bytes_per_frame, 2524 ch->fraction)); 2525 2526 err = uaudio_chan_alloc_buffers(sc, ch); 2527 if (err) 2528 return EIO; 2529 2530 err = uaudio_chan_open(sc, ch); 2531 if (err) { 2532 uaudio_chan_free_buffers(sc, ch); 2533 return EIO; 2534 } 2535 2536 ch->intr = intr; 2537 ch->arg = arg; 2538 2539 s = splusb(); 2540 for (i = 0; i < UAUDIO_NCHANBUFS-1; i++) /* XXX -1 shouldn't be needed */ 2541 uaudio_chan_rtransfer(ch); 2542 splx(s); 2543 2544 return 0; 2545 } 2546 2547 Static int 2548 uaudio_trigger_output(void *addr, void *start, void *end, int blksize, 2549 void (*intr)(void *), void *arg, 2550 const audio_params_t *param) 2551 { 2552 struct uaudio_softc *sc; 2553 struct chan *ch; 2554 usbd_status err; 2555 int i, s; 2556 2557 sc = addr; 2558 if (sc->sc_dying) 2559 return EIO; 2560 2561 DPRINTFN(3,("uaudio_trigger_output: sc=%p start=%p end=%p " 2562 "blksize=%d\n", sc, start, end, blksize)); 2563 ch = &sc->sc_playchan; 2564 uaudio_chan_set_param(ch, start, end, blksize); 2565 DPRINTFN(3,("uaudio_trigger_output: sample_size=%d bytes/frame=%d " 2566 "fraction=0.%03d\n", ch->sample_size, ch->bytes_per_frame, 2567 ch->fraction)); 2568 2569 err = uaudio_chan_alloc_buffers(sc, ch); 2570 if (err) 2571 return EIO; 2572 2573 err = uaudio_chan_open(sc, ch); 2574 if (err) { 2575 uaudio_chan_free_buffers(sc, ch); 2576 return EIO; 2577 } 2578 2579 ch->intr = intr; 2580 ch->arg = arg; 2581 2582 s = splusb(); 2583 for (i = 0; i < UAUDIO_NCHANBUFS-1; i++) /* XXX */ 2584 uaudio_chan_ptransfer(ch); 2585 splx(s); 2586 2587 return 0; 2588 } 2589 2590 /* Set up a pipe for a channel. */ 2591 Static usbd_status 2592 uaudio_chan_open(struct uaudio_softc *sc, struct chan *ch) 2593 { 2594 struct as_info *as; 2595 int endpt; 2596 usbd_status err; 2597 2598 as = &sc->sc_alts[ch->altidx]; 2599 endpt = as->edesc->bEndpointAddress; 2600 DPRINTF(("uaudio_chan_open: endpt=0x%02x, speed=%d, alt=%d\n", 2601 endpt, ch->sample_rate, as->alt)); 2602 2603 /* Set alternate interface corresponding to the mode. */ 2604 err = usbd_set_interface(as->ifaceh, as->alt); 2605 if (err) 2606 return err; 2607 2608 /* 2609 * If just one sampling rate is supported, 2610 * no need to call uaudio_set_speed(). 2611 * Roland SD-90 freezes by a SAMPLING_FREQ_CONTROL request. 2612 */ 2613 if (as->asf1desc->bSamFreqType != 1) { 2614 err = uaudio_set_speed(sc, endpt, ch->sample_rate); 2615 if (err) 2616 DPRINTF(("uaudio_chan_open: set_speed failed err=%s\n", 2617 usbd_errstr(err))); 2618 } 2619 2620 ch->pipe = 0; 2621 ch->sync_pipe = 0; 2622 DPRINTF(("uaudio_chan_open: create pipe to 0x%02x\n", endpt)); 2623 err = usbd_open_pipe(as->ifaceh, endpt, 0, &ch->pipe); 2624 if (err) 2625 return err; 2626 if (as->edesc1 != NULL) { 2627 endpt = as->edesc1->bEndpointAddress; 2628 DPRINTF(("uaudio_chan_open: create sync-pipe to 0x%02x\n", endpt)); 2629 err = usbd_open_pipe(as->ifaceh, endpt, 0, &ch->sync_pipe); 2630 } 2631 return err; 2632 } 2633 2634 Static void 2635 uaudio_chan_close(struct uaudio_softc *sc, struct chan *ch) 2636 { 2637 struct as_info *as; 2638 2639 as = &sc->sc_alts[ch->altidx]; 2640 as->sc_busy = 0; 2641 AUFMT_VALIDATE(as->aformat); 2642 if (sc->sc_nullalt >= 0) { 2643 DPRINTF(("uaudio_chan_close: set null alt=%d\n", 2644 sc->sc_nullalt)); 2645 usbd_set_interface(as->ifaceh, sc->sc_nullalt); 2646 } 2647 if (ch->pipe) { 2648 usbd_abort_pipe(ch->pipe); 2649 usbd_close_pipe(ch->pipe); 2650 } 2651 if (ch->sync_pipe) { 2652 usbd_abort_pipe(ch->sync_pipe); 2653 usbd_close_pipe(ch->sync_pipe); 2654 } 2655 } 2656 2657 Static usbd_status 2658 uaudio_chan_alloc_buffers(struct uaudio_softc *sc, struct chan *ch) 2659 { 2660 usbd_xfer_handle xfer; 2661 void *tbuf; 2662 int i, size; 2663 2664 size = (ch->bytes_per_frame + ch->sample_size) * UAUDIO_NFRAMES; 2665 for (i = 0; i < UAUDIO_NCHANBUFS; i++) { 2666 xfer = usbd_alloc_xfer(sc->sc_udev); 2667 if (xfer == 0) 2668 goto bad; 2669 ch->chanbufs[i].xfer = xfer; 2670 tbuf = usbd_alloc_buffer(xfer, size); 2671 if (tbuf == 0) { 2672 i++; 2673 goto bad; 2674 } 2675 ch->chanbufs[i].buffer = tbuf; 2676 ch->chanbufs[i].chan = ch; 2677 } 2678 2679 return USBD_NORMAL_COMPLETION; 2680 2681 bad: 2682 while (--i >= 0) 2683 /* implicit buffer free */ 2684 usbd_free_xfer(ch->chanbufs[i].xfer); 2685 return USBD_NOMEM; 2686 } 2687 2688 Static void 2689 uaudio_chan_free_buffers(struct uaudio_softc *sc, struct chan *ch) 2690 { 2691 int i; 2692 2693 for (i = 0; i < UAUDIO_NCHANBUFS; i++) 2694 usbd_free_xfer(ch->chanbufs[i].xfer); 2695 } 2696 2697 /* Called at splusb() */ 2698 Static void 2699 uaudio_chan_ptransfer(struct chan *ch) 2700 { 2701 struct chanbuf *cb; 2702 int i, n, size, residue, total; 2703 2704 if (ch->sc->sc_dying) 2705 return; 2706 2707 /* Pick the next channel buffer. */ 2708 cb = &ch->chanbufs[ch->curchanbuf]; 2709 if (++ch->curchanbuf >= UAUDIO_NCHANBUFS) 2710 ch->curchanbuf = 0; 2711 2712 /* Compute the size of each frame in the next transfer. */ 2713 residue = ch->residue; 2714 total = 0; 2715 for (i = 0; i < UAUDIO_NFRAMES; i++) { 2716 size = ch->bytes_per_frame; 2717 residue += ch->fraction; 2718 if (residue >= USB_FRAMES_PER_SECOND) { 2719 if ((ch->sc->sc_altflags & UA_NOFRAC) == 0) 2720 size += ch->sample_size; 2721 residue -= USB_FRAMES_PER_SECOND; 2722 } 2723 cb->sizes[i] = size; 2724 total += size; 2725 } 2726 ch->residue = residue; 2727 cb->size = total; 2728 2729 /* 2730 * Transfer data from upper layer buffer to channel buffer, taking 2731 * care of wrapping the upper layer buffer. 2732 */ 2733 n = min(total, ch->end - ch->cur); 2734 memcpy(cb->buffer, ch->cur, n); 2735 ch->cur += n; 2736 if (ch->cur >= ch->end) 2737 ch->cur = ch->start; 2738 if (total > n) { 2739 total -= n; 2740 memcpy(cb->buffer + n, ch->cur, total); 2741 ch->cur += total; 2742 } 2743 2744 #ifdef UAUDIO_DEBUG 2745 if (uaudiodebug > 8) { 2746 DPRINTF(("uaudio_chan_ptransfer: buffer=%p, residue=0.%03d\n", 2747 cb->buffer, ch->residue)); 2748 for (i = 0; i < UAUDIO_NFRAMES; i++) { 2749 DPRINTF((" [%d] length %d\n", i, cb->sizes[i])); 2750 } 2751 } 2752 #endif 2753 2754 DPRINTFN(5,("uaudio_chan_transfer: ptransfer xfer=%p\n", cb->xfer)); 2755 /* Fill the request */ 2756 usbd_setup_isoc_xfer(cb->xfer, ch->pipe, cb, cb->sizes, 2757 UAUDIO_NFRAMES, USBD_NO_COPY, 2758 uaudio_chan_pintr); 2759 2760 (void)usbd_transfer(cb->xfer); 2761 } 2762 2763 Static void 2764 uaudio_chan_pintr(usbd_xfer_handle xfer, usbd_private_handle priv, 2765 usbd_status status) 2766 { 2767 struct chanbuf *cb; 2768 struct chan *ch; 2769 uint32_t count; 2770 int s; 2771 2772 cb = priv; 2773 ch = cb->chan; 2774 /* Return if we are aborting. */ 2775 if (status == USBD_CANCELLED) 2776 return; 2777 2778 usbd_get_xfer_status(xfer, NULL, NULL, &count, NULL); 2779 DPRINTFN(5,("uaudio_chan_pintr: count=%d, transferred=%d\n", 2780 count, ch->transferred)); 2781 #ifdef DIAGNOSTIC 2782 if (count != cb->size) { 2783 printf("uaudio_chan_pintr: count(%d) != size(%d)\n", 2784 count, cb->size); 2785 } 2786 #endif 2787 2788 ch->transferred += cb->size; 2789 s = splaudio(); 2790 /* Call back to upper layer */ 2791 while (ch->transferred >= ch->blksize) { 2792 ch->transferred -= ch->blksize; 2793 DPRINTFN(5,("uaudio_chan_pintr: call %p(%p)\n", 2794 ch->intr, ch->arg)); 2795 ch->intr(ch->arg); 2796 } 2797 splx(s); 2798 2799 /* start next transfer */ 2800 uaudio_chan_ptransfer(ch); 2801 } 2802 2803 /* Called at splusb() */ 2804 Static void 2805 uaudio_chan_rtransfer(struct chan *ch) 2806 { 2807 struct chanbuf *cb; 2808 int i, size, residue, total; 2809 2810 if (ch->sc->sc_dying) 2811 return; 2812 2813 /* Pick the next channel buffer. */ 2814 cb = &ch->chanbufs[ch->curchanbuf]; 2815 if (++ch->curchanbuf >= UAUDIO_NCHANBUFS) 2816 ch->curchanbuf = 0; 2817 2818 /* Compute the size of each frame in the next transfer. */ 2819 residue = ch->residue; 2820 total = 0; 2821 for (i = 0; i < UAUDIO_NFRAMES; i++) { 2822 size = ch->bytes_per_frame; 2823 cb->sizes[i] = size; 2824 cb->offsets[i] = total; 2825 total += size; 2826 } 2827 ch->residue = residue; 2828 cb->size = total; 2829 2830 #ifdef UAUDIO_DEBUG 2831 if (uaudiodebug > 8) { 2832 DPRINTF(("uaudio_chan_rtransfer: buffer=%p, residue=0.%03d\n", 2833 cb->buffer, ch->residue)); 2834 for (i = 0; i < UAUDIO_NFRAMES; i++) { 2835 DPRINTF((" [%d] length %d\n", i, cb->sizes[i])); 2836 } 2837 } 2838 #endif 2839 2840 DPRINTFN(5,("uaudio_chan_rtransfer: transfer xfer=%p\n", cb->xfer)); 2841 /* Fill the request */ 2842 usbd_setup_isoc_xfer(cb->xfer, ch->pipe, cb, cb->sizes, 2843 UAUDIO_NFRAMES, USBD_NO_COPY, 2844 uaudio_chan_rintr); 2845 2846 (void)usbd_transfer(cb->xfer); 2847 } 2848 2849 Static void 2850 uaudio_chan_rintr(usbd_xfer_handle xfer, usbd_private_handle priv, 2851 usbd_status status) 2852 { 2853 struct chanbuf *cb; 2854 struct chan *ch; 2855 uint32_t count; 2856 int s, i, n, frsize; 2857 2858 cb = priv; 2859 ch = cb->chan; 2860 /* Return if we are aborting. */ 2861 if (status == USBD_CANCELLED) 2862 return; 2863 2864 usbd_get_xfer_status(xfer, NULL, NULL, &count, NULL); 2865 DPRINTFN(5,("uaudio_chan_rintr: count=%d, transferred=%d\n", 2866 count, ch->transferred)); 2867 2868 /* count < cb->size is normal for asynchronous source */ 2869 #ifdef DIAGNOSTIC 2870 if (count > cb->size) { 2871 printf("uaudio_chan_rintr: count(%d) > size(%d)\n", 2872 count, cb->size); 2873 } 2874 #endif 2875 2876 /* 2877 * Transfer data from channel buffer to upper layer buffer, taking 2878 * care of wrapping the upper layer buffer. 2879 */ 2880 for(i = 0; i < UAUDIO_NFRAMES; i++) { 2881 frsize = cb->sizes[i]; 2882 n = min(frsize, ch->end - ch->cur); 2883 memcpy(ch->cur, cb->buffer + cb->offsets[i], n); 2884 ch->cur += n; 2885 if (ch->cur >= ch->end) 2886 ch->cur = ch->start; 2887 if (frsize > n) { 2888 memcpy(ch->cur, cb->buffer + cb->offsets[i] + n, 2889 frsize - n); 2890 ch->cur += frsize - n; 2891 } 2892 } 2893 2894 /* Call back to upper layer */ 2895 ch->transferred += count; 2896 s = splaudio(); 2897 while (ch->transferred >= ch->blksize) { 2898 ch->transferred -= ch->blksize; 2899 DPRINTFN(5,("uaudio_chan_rintr: call %p(%p)\n", 2900 ch->intr, ch->arg)); 2901 ch->intr(ch->arg); 2902 } 2903 splx(s); 2904 2905 /* start next transfer */ 2906 uaudio_chan_rtransfer(ch); 2907 } 2908 2909 Static void 2910 uaudio_chan_init(struct chan *ch, int altidx, const struct audio_params *param, 2911 int maxpktsize) 2912 { 2913 int samples_per_frame, sample_size; 2914 2915 ch->altidx = altidx; 2916 sample_size = param->precision * param->channels / 8; 2917 samples_per_frame = param->sample_rate / USB_FRAMES_PER_SECOND; 2918 ch->sample_size = sample_size; 2919 ch->sample_rate = param->sample_rate; 2920 if (maxpktsize == 0) { 2921 ch->fraction = param->sample_rate % USB_FRAMES_PER_SECOND; 2922 ch->bytes_per_frame = samples_per_frame * sample_size; 2923 } else { 2924 ch->fraction = 0; 2925 ch->bytes_per_frame = maxpktsize; 2926 } 2927 ch->residue = 0; 2928 } 2929 2930 Static void 2931 uaudio_chan_set_param(struct chan *ch, u_char *start, u_char *end, int blksize) 2932 { 2933 2934 ch->start = start; 2935 ch->end = end; 2936 ch->cur = start; 2937 ch->blksize = blksize; 2938 ch->transferred = 0; 2939 ch->curchanbuf = 0; 2940 } 2941 2942 Static int 2943 uaudio_set_params(void *addr, int setmode, int usemode, 2944 struct audio_params *play, struct audio_params *rec, 2945 stream_filter_list_t *pfil, stream_filter_list_t *rfil) 2946 { 2947 struct uaudio_softc *sc; 2948 int paltidx, raltidx; 2949 struct audio_params *p; 2950 stream_filter_list_t *fil; 2951 int mode, i; 2952 2953 sc = addr; 2954 paltidx = -1; 2955 raltidx = -1; 2956 if (sc->sc_dying) 2957 return EIO; 2958 2959 if (((usemode & AUMODE_PLAY) && sc->sc_playchan.pipe != NULL) || 2960 ((usemode & AUMODE_RECORD) && sc->sc_recchan.pipe != NULL)) 2961 return EBUSY; 2962 2963 if ((usemode & AUMODE_PLAY) && sc->sc_playchan.altidx != -1) { 2964 sc->sc_alts[sc->sc_playchan.altidx].sc_busy = 0; 2965 AUFMT_VALIDATE(sc->sc_alts[sc->sc_playchan.altidx].aformat); 2966 } 2967 if ((usemode & AUMODE_RECORD) && sc->sc_recchan.altidx != -1) { 2968 sc->sc_alts[sc->sc_recchan.altidx].sc_busy = 0; 2969 AUFMT_VALIDATE(sc->sc_alts[sc->sc_recchan.altidx].aformat); 2970 } 2971 2972 /* Some uaudio devices are unidirectional. Don't try to find a 2973 matching mode for the unsupported direction. */ 2974 setmode &= sc->sc_mode; 2975 2976 for (mode = AUMODE_RECORD; mode != -1; 2977 mode = mode == AUMODE_RECORD ? AUMODE_PLAY : -1) { 2978 if ((setmode & mode) == 0) 2979 continue; 2980 2981 if (mode == AUMODE_PLAY) { 2982 p = play; 2983 fil = pfil; 2984 } else { 2985 p = rec; 2986 fil = rfil; 2987 } 2988 i = auconv_set_converter(sc->sc_formats, sc->sc_nformats, 2989 mode, p, TRUE, fil); 2990 if (i < 0) 2991 return EINVAL; 2992 2993 if (mode == AUMODE_PLAY) 2994 paltidx = i; 2995 else 2996 raltidx = i; 2997 } 2998 2999 if ((setmode & AUMODE_PLAY)) { 3000 p = pfil->req_size > 0 ? &pfil->filters[0].param : play; 3001 /* XXX abort transfer if currently happening? */ 3002 uaudio_chan_init(&sc->sc_playchan, paltidx, p, 0); 3003 } 3004 if ((setmode & AUMODE_RECORD)) { 3005 p = rfil->req_size > 0 ? &pfil->filters[0].param : rec; 3006 /* XXX abort transfer if currently happening? */ 3007 uaudio_chan_init(&sc->sc_recchan, raltidx, p, 3008 UGETW(sc->sc_alts[raltidx].edesc->wMaxPacketSize)); 3009 } 3010 3011 if ((usemode & AUMODE_PLAY) && sc->sc_playchan.altidx != -1) { 3012 sc->sc_alts[sc->sc_playchan.altidx].sc_busy = 1; 3013 AUFMT_INVALIDATE(sc->sc_alts[sc->sc_playchan.altidx].aformat); 3014 } 3015 if ((usemode & AUMODE_RECORD) && sc->sc_recchan.altidx != -1) { 3016 sc->sc_alts[sc->sc_recchan.altidx].sc_busy = 1; 3017 AUFMT_INVALIDATE(sc->sc_alts[sc->sc_recchan.altidx].aformat); 3018 } 3019 3020 DPRINTF(("uaudio_set_params: use altidx=p%d/r%d, altno=p%d/r%d\n", 3021 sc->sc_playchan.altidx, sc->sc_recchan.altidx, 3022 (sc->sc_playchan.altidx >= 0) 3023 ?sc->sc_alts[sc->sc_playchan.altidx].idesc->bAlternateSetting 3024 : -1, 3025 (sc->sc_recchan.altidx >= 0) 3026 ? sc->sc_alts[sc->sc_recchan.altidx].idesc->bAlternateSetting 3027 : -1)); 3028 3029 return 0; 3030 } 3031 3032 Static usbd_status 3033 uaudio_set_speed(struct uaudio_softc *sc, int endpt, u_int speed) 3034 { 3035 usb_device_request_t req; 3036 uint8_t data[3]; 3037 3038 DPRINTFN(5,("uaudio_set_speed: endpt=%d speed=%u\n", endpt, speed)); 3039 req.bmRequestType = UT_WRITE_CLASS_ENDPOINT; 3040 req.bRequest = SET_CUR; 3041 USETW2(req.wValue, SAMPLING_FREQ_CONTROL, 0); 3042 USETW(req.wIndex, endpt); 3043 USETW(req.wLength, 3); 3044 data[0] = speed; 3045 data[1] = speed >> 8; 3046 data[2] = speed >> 16; 3047 3048 return usbd_do_request(sc->sc_udev, &req, data); 3049 } 3050