1 /* $NetBSD: uaudio.c,v 1.110 2007/03/13 13:51:54 drochner 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 1.110 2007/03/13 13:51:54 drochner 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/poll.h> 62 63 #include <sys/audioio.h> 64 #include <dev/audio_if.h> 65 #include <dev/audiovar.h> 66 #include <dev/mulaw.h> 67 #include <dev/auconv.h> 68 69 #include <dev/usb/usb.h> 70 #include <dev/usb/usbdi.h> 71 #include <dev/usb/usbdi_util.h> 72 #include <dev/usb/usb_quirks.h> 73 74 #include <dev/usb/uaudioreg.h> 75 76 /* #define UAUDIO_DEBUG */ 77 /* #define UAUDIO_MULTIPLE_ENDPOINTS */ 78 #ifdef UAUDIO_DEBUG 79 #define DPRINTF(x) do { if (uaudiodebug) logprintf x; } while (0) 80 #define DPRINTFN(n,x) do { if (uaudiodebug>(n)) logprintf x; } while (0) 81 int uaudiodebug = 0; 82 #else 83 #define DPRINTF(x) 84 #define DPRINTFN(n,x) 85 #endif 86 87 #define UAUDIO_NCHANBUFS 6 /* number of outstanding request */ 88 #define UAUDIO_NFRAMES 10 /* ms of sound in each request */ 89 90 91 #define MIX_MAX_CHAN 8 92 struct mixerctl { 93 uint16_t wValue[MIX_MAX_CHAN]; /* using nchan */ 94 uint16_t wIndex; 95 uint8_t nchan; 96 uint8_t type; 97 #define MIX_ON_OFF 1 98 #define MIX_SIGNED_16 2 99 #define MIX_UNSIGNED_16 3 100 #define MIX_SIGNED_8 4 101 #define MIX_SELECTOR 5 102 #define MIX_SIZE(n) ((n) == MIX_SIGNED_16 || (n) == MIX_UNSIGNED_16 ? 2 : 1) 103 #define MIX_UNSIGNED(n) ((n) == MIX_UNSIGNED_16) 104 int minval, maxval; 105 u_int delta; 106 u_int mul; 107 uint8_t class; 108 char ctlname[MAX_AUDIO_DEV_LEN]; 109 const char *ctlunit; 110 }; 111 #define MAKE(h,l) (((h) << 8) | (l)) 112 113 struct as_info { 114 uint8_t alt; 115 uint8_t encoding; 116 uint8_t attributes; /* Copy of bmAttributes of 117 * usb_audio_streaming_endpoint_descriptor 118 */ 119 usbd_interface_handle ifaceh; 120 const usb_interface_descriptor_t *idesc; 121 const usb_endpoint_descriptor_audio_t *edesc; 122 const usb_endpoint_descriptor_audio_t *edesc1; 123 const struct usb_audio_streaming_type1_descriptor *asf1desc; 124 struct audio_format *aformat; 125 int sc_busy; /* currently used */ 126 }; 127 128 struct chan { 129 void (*intr)(void *); /* DMA completion intr handler */ 130 void *arg; /* arg for intr() */ 131 usbd_pipe_handle pipe; 132 usbd_pipe_handle sync_pipe; 133 134 u_int sample_size; 135 u_int sample_rate; 136 u_int bytes_per_frame; 137 u_int fraction; /* fraction/1000 is the extra samples/frame */ 138 u_int residue; /* accumulates the fractional samples */ 139 140 u_char *start; /* upper layer buffer start */ 141 u_char *end; /* upper layer buffer end */ 142 u_char *cur; /* current position in upper layer buffer */ 143 int blksize; /* chunk size to report up */ 144 int transferred; /* transferred bytes not reported up */ 145 146 int altidx; /* currently used altidx */ 147 148 int curchanbuf; 149 struct chanbuf { 150 struct chan *chan; 151 usbd_xfer_handle xfer; 152 u_char *buffer; 153 uint16_t sizes[UAUDIO_NFRAMES]; 154 uint16_t offsets[UAUDIO_NFRAMES]; 155 uint16_t size; 156 } chanbufs[UAUDIO_NCHANBUFS]; 157 158 struct uaudio_softc *sc; /* our softc */ 159 }; 160 161 struct uaudio_softc { 162 USBBASEDEVICE sc_dev; /* base device */ 163 usbd_device_handle sc_udev; /* USB device */ 164 int sc_ac_iface; /* Audio Control interface */ 165 usbd_interface_handle sc_ac_ifaceh; 166 struct chan sc_playchan; /* play channel */ 167 struct chan sc_recchan; /* record channel */ 168 int sc_nullalt; 169 int sc_audio_rev; 170 struct as_info *sc_alts; /* alternate settings */ 171 int sc_nalts; /* # of alternate settings */ 172 int sc_altflags; 173 #define HAS_8 0x01 174 #define HAS_16 0x02 175 #define HAS_8U 0x04 176 #define HAS_ALAW 0x08 177 #define HAS_MULAW 0x10 178 #define UA_NOFRAC 0x20 /* don't do sample rate adjustment */ 179 #define HAS_24 0x40 180 int sc_mode; /* play/record capability */ 181 struct mixerctl *sc_ctls; /* mixer controls */ 182 int sc_nctls; /* # of mixer controls */ 183 device_ptr_t sc_audiodev; 184 struct audio_format *sc_formats; 185 int sc_nformats; 186 struct audio_encoding_set *sc_encodings; 187 u_int sc_channel_config; 188 char sc_dying; 189 }; 190 191 struct terminal_list { 192 int size; 193 uint16_t terminals[1]; 194 }; 195 #define TERMINAL_LIST_SIZE(N) (offsetof(struct terminal_list, terminals) \ 196 + sizeof(uint16_t) * (N)) 197 198 struct io_terminal { 199 union { 200 const uaudio_cs_descriptor_t *desc; 201 const struct usb_audio_input_terminal *it; 202 const struct usb_audio_output_terminal *ot; 203 const struct usb_audio_mixer_unit *mu; 204 const struct usb_audio_selector_unit *su; 205 const struct usb_audio_feature_unit *fu; 206 const struct usb_audio_processing_unit *pu; 207 const struct usb_audio_extension_unit *eu; 208 } d; 209 int inputs_size; 210 struct terminal_list **inputs; /* list of source input terminals */ 211 struct terminal_list *output; /* list of destination output terminals */ 212 int direct; /* directly connected to an output terminal */ 213 }; 214 215 #define UAC_OUTPUT 0 216 #define UAC_INPUT 1 217 #define UAC_EQUAL 2 218 #define UAC_RECORD 3 219 #define UAC_NCLASSES 4 220 #ifdef UAUDIO_DEBUG 221 Static const char *uac_names[] = { 222 AudioCoutputs, AudioCinputs, AudioCequalization, AudioCrecord, 223 }; 224 #endif 225 226 Static usbd_status uaudio_identify_ac 227 (struct uaudio_softc *, const usb_config_descriptor_t *); 228 Static usbd_status uaudio_identify_as 229 (struct uaudio_softc *, const usb_config_descriptor_t *); 230 Static usbd_status uaudio_process_as 231 (struct uaudio_softc *, const char *, int *, int, 232 const usb_interface_descriptor_t *); 233 234 Static void uaudio_add_alt(struct uaudio_softc *, const struct as_info *); 235 236 Static const usb_interface_descriptor_t *uaudio_find_iface 237 (const char *, int, int *, int); 238 239 Static void uaudio_mixer_add_ctl(struct uaudio_softc *, struct mixerctl *); 240 Static char *uaudio_id_name 241 (struct uaudio_softc *, const struct io_terminal *, int); 242 #ifdef UAUDIO_DEBUG 243 Static void uaudio_dump_cluster(const struct usb_audio_cluster *); 244 #endif 245 Static struct usb_audio_cluster uaudio_get_cluster 246 (int, const struct io_terminal *); 247 Static void uaudio_add_input 248 (struct uaudio_softc *, const struct io_terminal *, int); 249 Static void uaudio_add_output 250 (struct uaudio_softc *, const struct io_terminal *, int); 251 Static void uaudio_add_mixer 252 (struct uaudio_softc *, const struct io_terminal *, int); 253 Static void uaudio_add_selector 254 (struct uaudio_softc *, const struct io_terminal *, int); 255 #ifdef UAUDIO_DEBUG 256 Static const char *uaudio_get_terminal_name(int); 257 #endif 258 Static int uaudio_determine_class 259 (const struct io_terminal *, struct mixerctl *); 260 Static const char *uaudio_feature_name 261 (const struct io_terminal *, struct mixerctl *); 262 Static void uaudio_add_feature 263 (struct uaudio_softc *, const struct io_terminal *, int); 264 Static void uaudio_add_processing_updown 265 (struct uaudio_softc *, const struct io_terminal *, int); 266 Static void uaudio_add_processing 267 (struct uaudio_softc *, const struct io_terminal *, int); 268 Static void uaudio_add_extension 269 (struct uaudio_softc *, const struct io_terminal *, int); 270 Static struct terminal_list *uaudio_merge_terminal_list 271 (const struct io_terminal *); 272 Static struct terminal_list *uaudio_io_terminaltype 273 (int, struct io_terminal *, int); 274 Static usbd_status uaudio_identify 275 (struct uaudio_softc *, const usb_config_descriptor_t *); 276 277 Static int uaudio_signext(int, int); 278 Static int uaudio_value2bsd(struct mixerctl *, int); 279 Static int uaudio_bsd2value(struct mixerctl *, int); 280 Static int uaudio_get(struct uaudio_softc *, int, int, int, int, int); 281 Static int uaudio_ctl_get 282 (struct uaudio_softc *, int, struct mixerctl *, int); 283 Static void uaudio_set 284 (struct uaudio_softc *, int, int, int, int, int, int); 285 Static void uaudio_ctl_set 286 (struct uaudio_softc *, int, struct mixerctl *, int, int); 287 288 Static usbd_status uaudio_set_speed(struct uaudio_softc *, int, u_int); 289 290 Static usbd_status uaudio_chan_open(struct uaudio_softc *, struct chan *); 291 Static void uaudio_chan_close(struct uaudio_softc *, struct chan *); 292 Static usbd_status uaudio_chan_alloc_buffers 293 (struct uaudio_softc *, struct chan *); 294 Static void uaudio_chan_free_buffers(struct uaudio_softc *, struct chan *); 295 Static void uaudio_chan_init 296 (struct chan *, int, const struct audio_params *, int); 297 Static void uaudio_chan_set_param(struct chan *, u_char *, u_char *, int); 298 Static void uaudio_chan_ptransfer(struct chan *); 299 Static void uaudio_chan_pintr 300 (usbd_xfer_handle, usbd_private_handle, usbd_status); 301 302 Static void uaudio_chan_rtransfer(struct chan *); 303 Static void uaudio_chan_rintr 304 (usbd_xfer_handle, usbd_private_handle, usbd_status); 305 306 Static int uaudio_open(void *, int); 307 Static void uaudio_close(void *); 308 Static int uaudio_drain(void *); 309 Static int uaudio_query_encoding(void *, struct audio_encoding *); 310 Static int uaudio_set_params 311 (void *, int, int, struct audio_params *, struct audio_params *, 312 stream_filter_list_t *, stream_filter_list_t *); 313 Static int uaudio_round_blocksize(void *, int, int, const audio_params_t *); 314 Static int uaudio_trigger_output 315 (void *, void *, void *, int, void (*)(void *), void *, 316 const audio_params_t *); 317 Static int uaudio_trigger_input 318 (void *, void *, void *, int, void (*)(void *), void *, 319 const audio_params_t *); 320 Static int uaudio_halt_in_dma(void *); 321 Static int uaudio_halt_out_dma(void *); 322 Static int uaudio_getdev(void *, struct audio_device *); 323 Static int uaudio_mixer_set_port(void *, mixer_ctrl_t *); 324 Static int uaudio_mixer_get_port(void *, mixer_ctrl_t *); 325 Static int uaudio_query_devinfo(void *, mixer_devinfo_t *); 326 Static int uaudio_get_props(void *); 327 328 Static const struct audio_hw_if uaudio_hw_if = { 329 uaudio_open, 330 uaudio_close, 331 uaudio_drain, 332 uaudio_query_encoding, 333 uaudio_set_params, 334 uaudio_round_blocksize, 335 NULL, 336 NULL, 337 NULL, 338 NULL, 339 NULL, 340 uaudio_halt_out_dma, 341 uaudio_halt_in_dma, 342 NULL, 343 uaudio_getdev, 344 NULL, 345 uaudio_mixer_set_port, 346 uaudio_mixer_get_port, 347 uaudio_query_devinfo, 348 NULL, 349 NULL, 350 NULL, 351 NULL, 352 uaudio_get_props, 353 uaudio_trigger_output, 354 uaudio_trigger_input, 355 NULL, 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_IFMATCH_START(uaudio, uaa); 370 371 /* Trigger on the control interface. */ 372 if (uaa->class != UICLASS_AUDIO || 373 uaa->subclass != UISUBCLASS_AUDIOCONTROL || 374 (usbd_get_quirks(uaa->device)->uq_flags & UQ_BAD_AUDIO)) 375 return UMATCH_NONE; 376 377 return UMATCH_IFACECLASS_IFACESUBCLASS; 378 } 379 380 USB_ATTACH(uaudio) 381 { 382 USB_IFATTACH_START(uaudio, sc, uaa); 383 usb_interface_descriptor_t *id; 384 usb_config_descriptor_t *cdesc; 385 char *devinfop; 386 usbd_status err; 387 int i, j, found; 388 389 devinfop = usbd_devinfo_alloc(uaa->device, 0); 390 printf(": %s\n", devinfop); 391 usbd_devinfo_free(devinfop); 392 393 sc->sc_udev = uaa->device; 394 395 cdesc = usbd_get_config_descriptor(sc->sc_udev); 396 if (cdesc == NULL) { 397 printf("%s: failed to get configuration descriptor\n", 398 USBDEVNAME(sc->sc_dev)); 399 USB_ATTACH_ERROR_RETURN; 400 } 401 402 err = uaudio_identify(sc, cdesc); 403 if (err) { 404 printf("%s: audio descriptors make no sense, error=%d\n", 405 USBDEVNAME(sc->sc_dev), err); 406 USB_ATTACH_ERROR_RETURN; 407 } 408 409 sc->sc_ac_ifaceh = uaa->iface; 410 /* Pick up the AS interface. */ 411 for (i = 0; i < uaa->nifaces; i++) { 412 if (uaa->ifaces[i] == NULL) 413 continue; 414 id = usbd_get_interface_descriptor(uaa->ifaces[i]); 415 if (id == NULL) 416 continue; 417 found = 0; 418 for (j = 0; j < sc->sc_nalts; j++) { 419 if (id->bInterfaceNumber == 420 sc->sc_alts[j].idesc->bInterfaceNumber) { 421 sc->sc_alts[j].ifaceh = uaa->ifaces[i]; 422 found = 1; 423 } 424 } 425 if (found) 426 uaa->ifaces[i] = NULL; 427 } 428 429 for (j = 0; j < sc->sc_nalts; j++) { 430 if (sc->sc_alts[j].ifaceh == NULL) { 431 printf("%s: alt %d missing AS interface(s)\n", 432 USBDEVNAME(sc->sc_dev), j); 433 USB_ATTACH_ERROR_RETURN; 434 } 435 } 436 437 printf("%s: audio rev %d.%02x\n", USBDEVNAME(sc->sc_dev), 438 sc->sc_audio_rev >> 8, sc->sc_audio_rev & 0xff); 439 440 sc->sc_playchan.sc = sc->sc_recchan.sc = sc; 441 sc->sc_playchan.altidx = -1; 442 sc->sc_recchan.altidx = -1; 443 444 if (usbd_get_quirks(sc->sc_udev)->uq_flags & UQ_AU_NO_FRAC) 445 sc->sc_altflags |= UA_NOFRAC; 446 447 #ifndef UAUDIO_DEBUG 448 if (bootverbose) 449 #endif 450 printf("%s: %d mixer controls\n", USBDEVNAME(sc->sc_dev), 451 sc->sc_nctls); 452 453 usbd_add_drv_event(USB_EVENT_DRIVER_ATTACH, sc->sc_udev, 454 USBDEV(sc->sc_dev)); 455 456 DPRINTF(("uaudio_attach: doing audio_attach_mi\n")); 457 #if defined(__OpenBSD__) 458 audio_attach_mi(&uaudio_hw_if, sc, &sc->sc_dev); 459 #else 460 sc->sc_audiodev = audio_attach_mi(&uaudio_hw_if, sc, &sc->sc_dev); 461 #endif 462 463 USB_ATTACH_SUCCESS_RETURN; 464 } 465 466 int 467 uaudio_activate(device_ptr_t self, enum devact act) 468 { 469 struct uaudio_softc *sc; 470 int rv; 471 472 sc = (struct uaudio_softc *)self; 473 rv = 0; 474 switch (act) { 475 case DVACT_ACTIVATE: 476 return EOPNOTSUPP; 477 478 case DVACT_DEACTIVATE: 479 if (sc->sc_audiodev != NULL) 480 rv = config_deactivate(sc->sc_audiodev); 481 sc->sc_dying = 1; 482 break; 483 } 484 return rv; 485 } 486 487 int 488 uaudio_detach(device_ptr_t self, int flags) 489 { 490 struct uaudio_softc *sc; 491 int rv; 492 493 sc = (struct uaudio_softc *)self; 494 rv = 0; 495 /* Wait for outstanding requests to complete. */ 496 usbd_delay_ms(sc->sc_udev, UAUDIO_NCHANBUFS * UAUDIO_NFRAMES); 497 498 if (sc->sc_audiodev != NULL) 499 rv = config_detach(sc->sc_audiodev, flags); 500 501 usbd_add_drv_event(USB_EVENT_DRIVER_DETACH, sc->sc_udev, 502 USBDEV(sc->sc_dev)); 503 504 if (sc->sc_formats != NULL) 505 free(sc->sc_formats, M_USBDEV); 506 auconv_delete_encodings(sc->sc_encodings); 507 return rv; 508 } 509 510 Static int 511 uaudio_query_encoding(void *addr, struct audio_encoding *fp) 512 { 513 struct uaudio_softc *sc; 514 int flags; 515 516 sc = addr; 517 flags = sc->sc_altflags; 518 if (sc->sc_dying) 519 return EIO; 520 521 if (sc->sc_nalts == 0 || flags == 0) 522 return ENXIO; 523 524 return auconv_query_encoding(sc->sc_encodings, fp); 525 } 526 527 Static const usb_interface_descriptor_t * 528 uaudio_find_iface(const char *tbuf, int size, int *offsp, int subtype) 529 { 530 const usb_interface_descriptor_t *d; 531 532 while (*offsp < size) { 533 d = (const void *)(tbuf + *offsp); 534 *offsp += d->bLength; 535 if (d->bDescriptorType == UDESC_INTERFACE && 536 d->bInterfaceClass == UICLASS_AUDIO && 537 d->bInterfaceSubClass == subtype) 538 return d; 539 } 540 return NULL; 541 } 542 543 Static void 544 uaudio_mixer_add_ctl(struct uaudio_softc *sc, struct mixerctl *mc) 545 { 546 int res; 547 size_t len; 548 struct mixerctl *nmc; 549 550 if (mc->class < UAC_NCLASSES) { 551 DPRINTF(("%s: adding %s.%s\n", 552 __func__, uac_names[mc->class], mc->ctlname)); 553 } else { 554 DPRINTF(("%s: adding %s\n", __func__, mc->ctlname)); 555 } 556 len = sizeof(*mc) * (sc->sc_nctls + 1); 557 nmc = malloc(len, M_USBDEV, M_NOWAIT); 558 if (nmc == NULL) { 559 printf("uaudio_mixer_add_ctl: no memory\n"); 560 return; 561 } 562 /* Copy old data, if there was any */ 563 if (sc->sc_nctls != 0) { 564 memcpy(nmc, sc->sc_ctls, sizeof(*mc) * (sc->sc_nctls)); 565 free(sc->sc_ctls, M_USBDEV); 566 } 567 sc->sc_ctls = nmc; 568 569 mc->delta = 0; 570 if (mc->type == MIX_ON_OFF) { 571 mc->minval = 0; 572 mc->maxval = 1; 573 } else if (mc->type == MIX_SELECTOR) { 574 ; 575 } else { 576 /* Determine min and max values. */ 577 mc->minval = uaudio_signext(mc->type, 578 uaudio_get(sc, GET_MIN, UT_READ_CLASS_INTERFACE, 579 mc->wValue[0], mc->wIndex, 580 MIX_SIZE(mc->type))); 581 mc->maxval = 1 + uaudio_signext(mc->type, 582 uaudio_get(sc, GET_MAX, UT_READ_CLASS_INTERFACE, 583 mc->wValue[0], mc->wIndex, 584 MIX_SIZE(mc->type))); 585 mc->mul = mc->maxval - mc->minval; 586 if (mc->mul == 0) 587 mc->mul = 1; 588 res = uaudio_get(sc, GET_RES, UT_READ_CLASS_INTERFACE, 589 mc->wValue[0], mc->wIndex, 590 MIX_SIZE(mc->type)); 591 if (res > 0) 592 mc->delta = (res * 255 + mc->mul/2) / mc->mul; 593 } 594 595 sc->sc_ctls[sc->sc_nctls++] = *mc; 596 597 #ifdef UAUDIO_DEBUG 598 if (uaudiodebug > 2) { 599 int i; 600 DPRINTF(("uaudio_mixer_add_ctl: wValue=%04x",mc->wValue[0])); 601 for (i = 1; i < mc->nchan; i++) 602 DPRINTF((",%04x", mc->wValue[i])); 603 DPRINTF((" wIndex=%04x type=%d name='%s' unit='%s' " 604 "min=%d max=%d\n", 605 mc->wIndex, mc->type, mc->ctlname, mc->ctlunit, 606 mc->minval, mc->maxval)); 607 } 608 #endif 609 } 610 611 Static char * 612 uaudio_id_name(struct uaudio_softc *sc, 613 const struct io_terminal *iot, int id) 614 { 615 static char tbuf[32]; 616 617 snprintf(tbuf, sizeof(tbuf), "i%d", id); 618 return tbuf; 619 } 620 621 #ifdef UAUDIO_DEBUG 622 Static void 623 uaudio_dump_cluster(const struct usb_audio_cluster *cl) 624 { 625 static const char *channel_names[16] = { 626 "LEFT", "RIGHT", "CENTER", "LFE", 627 "LEFT_SURROUND", "RIGHT_SURROUND", "LEFT_CENTER", "RIGHT_CENTER", 628 "SURROUND", "LEFT_SIDE", "RIGHT_SIDE", "TOP", 629 "RESERVED12", "RESERVED13", "RESERVED14", "RESERVED15", 630 }; 631 int cc, i, first; 632 633 cc = UGETW(cl->wChannelConfig); 634 logprintf("cluster: bNrChannels=%u wChannelConfig=0x%.4x", 635 cl->bNrChannels, cc); 636 first = TRUE; 637 for (i = 0; cc != 0; i++) { 638 if (cc & 1) { 639 logprintf("%c%s", first ? '<' : ',', channel_names[i]); 640 first = FALSE; 641 } 642 cc = cc >> 1; 643 } 644 logprintf("> iChannelNames=%u", cl->iChannelNames); 645 } 646 #endif 647 648 Static struct usb_audio_cluster 649 uaudio_get_cluster(int id, const struct io_terminal *iot) 650 { 651 struct usb_audio_cluster r; 652 const uaudio_cs_descriptor_t *dp; 653 int i; 654 655 for (i = 0; i < 25; i++) { /* avoid infinite loops */ 656 dp = iot[id].d.desc; 657 if (dp == 0) 658 goto bad; 659 switch (dp->bDescriptorSubtype) { 660 case UDESCSUB_AC_INPUT: 661 r.bNrChannels = iot[id].d.it->bNrChannels; 662 USETW(r.wChannelConfig, UGETW(iot[id].d.it->wChannelConfig)); 663 r.iChannelNames = iot[id].d.it->iChannelNames; 664 return r; 665 case UDESCSUB_AC_OUTPUT: 666 id = iot[id].d.ot->bSourceId; 667 break; 668 case UDESCSUB_AC_MIXER: 669 r = *(const struct usb_audio_cluster *) 670 &iot[id].d.mu->baSourceId[iot[id].d.mu->bNrInPins]; 671 return r; 672 case UDESCSUB_AC_SELECTOR: 673 /* XXX This is not really right */ 674 id = iot[id].d.su->baSourceId[0]; 675 break; 676 case UDESCSUB_AC_FEATURE: 677 id = iot[id].d.fu->bSourceId; 678 break; 679 case UDESCSUB_AC_PROCESSING: 680 r = *(const struct usb_audio_cluster *) 681 &iot[id].d.pu->baSourceId[iot[id].d.pu->bNrInPins]; 682 return r; 683 case UDESCSUB_AC_EXTENSION: 684 r = *(const struct usb_audio_cluster *) 685 &iot[id].d.eu->baSourceId[iot[id].d.eu->bNrInPins]; 686 return r; 687 default: 688 goto bad; 689 } 690 } 691 bad: 692 printf("uaudio_get_cluster: bad data\n"); 693 memset(&r, 0, sizeof r); 694 return r; 695 696 } 697 698 Static void 699 uaudio_add_input(struct uaudio_softc *sc, const struct io_terminal *iot, int id) 700 { 701 const struct usb_audio_input_terminal *d; 702 703 d = iot[id].d.it; 704 #ifdef UAUDIO_DEBUG 705 DPRINTFN(2,("uaudio_add_input: bTerminalId=%d wTerminalType=0x%04x " 706 "bAssocTerminal=%d bNrChannels=%d wChannelConfig=%d " 707 "iChannelNames=%d iTerminal=%d\n", 708 d->bTerminalId, UGETW(d->wTerminalType), d->bAssocTerminal, 709 d->bNrChannels, UGETW(d->wChannelConfig), 710 d->iChannelNames, d->iTerminal)); 711 #endif 712 /* If USB input terminal, record wChannelConfig */ 713 if ((UGETW(d->wTerminalType) & 0xff00) != 0x0100) 714 return; 715 sc->sc_channel_config = UGETW(d->wChannelConfig); 716 } 717 718 Static void 719 uaudio_add_output(struct uaudio_softc *sc, 720 const struct io_terminal *iot, int id) 721 { 722 #ifdef UAUDIO_DEBUG 723 const struct usb_audio_output_terminal *d; 724 725 d = iot[id].d.ot; 726 DPRINTFN(2,("uaudio_add_output: bTerminalId=%d wTerminalType=0x%04x " 727 "bAssocTerminal=%d bSourceId=%d iTerminal=%d\n", 728 d->bTerminalId, UGETW(d->wTerminalType), d->bAssocTerminal, 729 d->bSourceId, d->iTerminal)); 730 #endif 731 } 732 733 Static void 734 uaudio_add_mixer(struct uaudio_softc *sc, const struct io_terminal *iot, int id) 735 { 736 const struct usb_audio_mixer_unit *d; 737 const struct usb_audio_mixer_unit_1 *d1; 738 int c, chs, ichs, ochs, i, o, bno, p, mo, mc, k; 739 const uByte *bm; 740 struct mixerctl mix; 741 742 d = iot[id].d.mu; 743 DPRINTFN(2,("uaudio_add_mixer: bUnitId=%d bNrInPins=%d\n", 744 d->bUnitId, d->bNrInPins)); 745 746 /* Compute the number of input channels */ 747 ichs = 0; 748 for (i = 0; i < d->bNrInPins; i++) 749 ichs += uaudio_get_cluster(d->baSourceId[i], iot).bNrChannels; 750 751 /* and the number of output channels */ 752 d1 = (const struct usb_audio_mixer_unit_1 *)&d->baSourceId[d->bNrInPins]; 753 ochs = d1->bNrChannels; 754 DPRINTFN(2,("uaudio_add_mixer: ichs=%d ochs=%d\n", ichs, ochs)); 755 756 bm = d1->bmControls; 757 mix.wIndex = MAKE(d->bUnitId, sc->sc_ac_iface); 758 uaudio_determine_class(&iot[id], &mix); 759 mix.type = MIX_SIGNED_16; 760 mix.ctlunit = AudioNvolume; 761 #define _BIT(bno) ((bm[bno / 8] >> (7 - bno % 8)) & 1) 762 for (p = i = 0; i < d->bNrInPins; i++) { 763 chs = uaudio_get_cluster(d->baSourceId[i], iot).bNrChannels; 764 mc = 0; 765 for (c = 0; c < chs; c++) { 766 mo = 0; 767 for (o = 0; o < ochs; o++) { 768 bno = (p + c) * ochs + o; 769 if (_BIT(bno)) 770 mo++; 771 } 772 if (mo == 1) 773 mc++; 774 } 775 if (mc == chs && chs <= MIX_MAX_CHAN) { 776 k = 0; 777 for (c = 0; c < chs; c++) 778 for (o = 0; o < ochs; o++) { 779 bno = (p + c) * ochs + o; 780 if (_BIT(bno)) 781 mix.wValue[k++] = 782 MAKE(p+c+1, o+1); 783 } 784 snprintf(mix.ctlname, sizeof(mix.ctlname), "mix%d-%s", 785 d->bUnitId, uaudio_id_name(sc, iot, 786 d->baSourceId[i])); 787 mix.nchan = chs; 788 uaudio_mixer_add_ctl(sc, &mix); 789 } else { 790 /* XXX */ 791 } 792 #undef _BIT 793 p += chs; 794 } 795 796 } 797 798 Static void 799 uaudio_add_selector(struct uaudio_softc *sc, const struct io_terminal *iot, int id) 800 { 801 const struct usb_audio_selector_unit *d; 802 struct mixerctl mix; 803 int i, wp; 804 805 d = iot[id].d.su; 806 DPRINTFN(2,("uaudio_add_selector: bUnitId=%d bNrInPins=%d\n", 807 d->bUnitId, d->bNrInPins)); 808 mix.wIndex = MAKE(d->bUnitId, sc->sc_ac_iface); 809 mix.wValue[0] = MAKE(0, 0); 810 uaudio_determine_class(&iot[id], &mix); 811 mix.nchan = 1; 812 mix.type = MIX_SELECTOR; 813 mix.ctlunit = ""; 814 mix.minval = 1; 815 mix.maxval = d->bNrInPins; 816 mix.mul = mix.maxval - mix.minval; 817 wp = snprintf(mix.ctlname, MAX_AUDIO_DEV_LEN, "sel%d-", d->bUnitId); 818 for (i = 1; i <= d->bNrInPins; i++) { 819 wp += snprintf(mix.ctlname + wp, MAX_AUDIO_DEV_LEN - wp, 820 "i%d", d->baSourceId[i - 1]); 821 if (wp > MAX_AUDIO_DEV_LEN - 1) 822 break; 823 } 824 uaudio_mixer_add_ctl(sc, &mix); 825 } 826 827 #ifdef UAUDIO_DEBUG 828 Static const char * 829 uaudio_get_terminal_name(int terminal_type) 830 { 831 static char tbuf[100]; 832 833 switch (terminal_type) { 834 /* USB terminal types */ 835 case UAT_UNDEFINED: return "UAT_UNDEFINED"; 836 case UAT_STREAM: return "UAT_STREAM"; 837 case UAT_VENDOR: return "UAT_VENDOR"; 838 /* input terminal types */ 839 case UATI_UNDEFINED: return "UATI_UNDEFINED"; 840 case UATI_MICROPHONE: return "UATI_MICROPHONE"; 841 case UATI_DESKMICROPHONE: return "UATI_DESKMICROPHONE"; 842 case UATI_PERSONALMICROPHONE: return "UATI_PERSONALMICROPHONE"; 843 case UATI_OMNIMICROPHONE: return "UATI_OMNIMICROPHONE"; 844 case UATI_MICROPHONEARRAY: return "UATI_MICROPHONEARRAY"; 845 case UATI_PROCMICROPHONEARR: return "UATI_PROCMICROPHONEARR"; 846 /* output terminal types */ 847 case UATO_UNDEFINED: return "UATO_UNDEFINED"; 848 case UATO_SPEAKER: return "UATO_SPEAKER"; 849 case UATO_HEADPHONES: return "UATO_HEADPHONES"; 850 case UATO_DISPLAYAUDIO: return "UATO_DISPLAYAUDIO"; 851 case UATO_DESKTOPSPEAKER: return "UATO_DESKTOPSPEAKER"; 852 case UATO_ROOMSPEAKER: return "UATO_ROOMSPEAKER"; 853 case UATO_COMMSPEAKER: return "UATO_COMMSPEAKER"; 854 case UATO_SUBWOOFER: return "UATO_SUBWOOFER"; 855 /* bidir terminal types */ 856 case UATB_UNDEFINED: return "UATB_UNDEFINED"; 857 case UATB_HANDSET: return "UATB_HANDSET"; 858 case UATB_HEADSET: return "UATB_HEADSET"; 859 case UATB_SPEAKERPHONE: return "UATB_SPEAKERPHONE"; 860 case UATB_SPEAKERPHONEESUP: return "UATB_SPEAKERPHONEESUP"; 861 case UATB_SPEAKERPHONEECANC: return "UATB_SPEAKERPHONEECANC"; 862 /* telephony terminal types */ 863 case UATT_UNDEFINED: return "UATT_UNDEFINED"; 864 case UATT_PHONELINE: return "UATT_PHONELINE"; 865 case UATT_TELEPHONE: return "UATT_TELEPHONE"; 866 case UATT_DOWNLINEPHONE: return "UATT_DOWNLINEPHONE"; 867 /* external terminal types */ 868 case UATE_UNDEFINED: return "UATE_UNDEFINED"; 869 case UATE_ANALOGCONN: return "UATE_ANALOGCONN"; 870 case UATE_LINECONN: return "UATE_LINECONN"; 871 case UATE_LEGACYCONN: return "UATE_LEGACYCONN"; 872 case UATE_DIGITALAUIFC: return "UATE_DIGITALAUIFC"; 873 case UATE_SPDIF: return "UATE_SPDIF"; 874 case UATE_1394DA: return "UATE_1394DA"; 875 case UATE_1394DV: return "UATE_1394DV"; 876 /* embedded function terminal types */ 877 case UATF_UNDEFINED: return "UATF_UNDEFINED"; 878 case UATF_CALIBNOISE: return "UATF_CALIBNOISE"; 879 case UATF_EQUNOISE: return "UATF_EQUNOISE"; 880 case UATF_CDPLAYER: return "UATF_CDPLAYER"; 881 case UATF_DAT: return "UATF_DAT"; 882 case UATF_DCC: return "UATF_DCC"; 883 case UATF_MINIDISK: return "UATF_MINIDISK"; 884 case UATF_ANALOGTAPE: return "UATF_ANALOGTAPE"; 885 case UATF_PHONOGRAPH: return "UATF_PHONOGRAPH"; 886 case UATF_VCRAUDIO: return "UATF_VCRAUDIO"; 887 case UATF_VIDEODISCAUDIO: return "UATF_VIDEODISCAUDIO"; 888 case UATF_DVDAUDIO: return "UATF_DVDAUDIO"; 889 case UATF_TVTUNERAUDIO: return "UATF_TVTUNERAUDIO"; 890 case UATF_SATELLITE: return "UATF_SATELLITE"; 891 case UATF_CABLETUNER: return "UATF_CABLETUNER"; 892 case UATF_DSS: return "UATF_DSS"; 893 case UATF_RADIORECV: return "UATF_RADIORECV"; 894 case UATF_RADIOXMIT: return "UATF_RADIOXMIT"; 895 case UATF_MULTITRACK: return "UATF_MULTITRACK"; 896 case UATF_SYNTHESIZER: return "UATF_SYNTHESIZER"; 897 default: 898 snprintf(tbuf, sizeof(tbuf), "unknown type (0x%.4x)", terminal_type); 899 return tbuf; 900 } 901 } 902 #endif 903 904 Static int 905 uaudio_determine_class(const struct io_terminal *iot, struct mixerctl *mix) 906 { 907 int terminal_type; 908 909 if (iot == NULL || iot->output == NULL) { 910 mix->class = UAC_OUTPUT; 911 return 0; 912 } 913 terminal_type = 0; 914 if (iot->output->size == 1) 915 terminal_type = iot->output->terminals[0]; 916 /* 917 * If the only output terminal is USB, 918 * the class is UAC_RECORD. 919 */ 920 if ((terminal_type & 0xff00) == (UAT_UNDEFINED & 0xff00)) { 921 mix->class = UAC_RECORD; 922 if (iot->inputs_size == 1 923 && iot->inputs[0] != NULL 924 && iot->inputs[0]->size == 1) 925 return iot->inputs[0]->terminals[0]; 926 else 927 return 0; 928 } 929 /* 930 * If the ultimate destination of the unit is just one output 931 * terminal and the unit is connected to the output terminal 932 * directly, the class is UAC_OUTPUT. 933 */ 934 if (terminal_type != 0 && iot->direct) { 935 mix->class = UAC_OUTPUT; 936 return terminal_type; 937 } 938 /* 939 * If the unit is connected to just one input terminal, 940 * the class is UAC_INPUT. 941 */ 942 if (iot->inputs_size == 1 && iot->inputs[0] != NULL 943 && iot->inputs[0]->size == 1) { 944 mix->class = UAC_INPUT; 945 return iot->inputs[0]->terminals[0]; 946 } 947 /* 948 * Otherwise, the class is UAC_OUTPUT. 949 */ 950 mix->class = UAC_OUTPUT; 951 return terminal_type; 952 } 953 954 Static const char * 955 uaudio_feature_name(const struct io_terminal *iot, struct mixerctl *mix) 956 { 957 int terminal_type; 958 959 terminal_type = uaudio_determine_class(iot, mix); 960 if (mix->class == UAC_RECORD && terminal_type == 0) 961 return AudioNmixerout; 962 DPRINTF(("%s: terminal_type=%s\n", __func__, 963 uaudio_get_terminal_name(terminal_type))); 964 switch (terminal_type) { 965 case UAT_STREAM: 966 return AudioNdac; 967 968 case UATI_MICROPHONE: 969 case UATI_DESKMICROPHONE: 970 case UATI_PERSONALMICROPHONE: 971 case UATI_OMNIMICROPHONE: 972 case UATI_MICROPHONEARRAY: 973 case UATI_PROCMICROPHONEARR: 974 return AudioNmicrophone; 975 976 case UATO_SPEAKER: 977 case UATO_DESKTOPSPEAKER: 978 case UATO_ROOMSPEAKER: 979 case UATO_COMMSPEAKER: 980 return AudioNspeaker; 981 982 case UATO_HEADPHONES: 983 return AudioNheadphone; 984 985 case UATO_SUBWOOFER: 986 return AudioNlfe; 987 988 /* telephony terminal types */ 989 case UATT_UNDEFINED: 990 case UATT_PHONELINE: 991 case UATT_TELEPHONE: 992 case UATT_DOWNLINEPHONE: 993 return "phone"; 994 995 case UATE_ANALOGCONN: 996 case UATE_LINECONN: 997 case UATE_LEGACYCONN: 998 return AudioNline; 999 1000 case UATE_DIGITALAUIFC: 1001 case UATE_SPDIF: 1002 case UATE_1394DA: 1003 case UATE_1394DV: 1004 return AudioNaux; 1005 1006 case UATF_CDPLAYER: 1007 return AudioNcd; 1008 1009 case UATF_SYNTHESIZER: 1010 return AudioNfmsynth; 1011 1012 case UATF_VIDEODISCAUDIO: 1013 case UATF_DVDAUDIO: 1014 case UATF_TVTUNERAUDIO: 1015 return AudioNvideo; 1016 1017 case UAT_UNDEFINED: 1018 case UAT_VENDOR: 1019 case UATI_UNDEFINED: 1020 /* output terminal types */ 1021 case UATO_UNDEFINED: 1022 case UATO_DISPLAYAUDIO: 1023 /* bidir terminal types */ 1024 case UATB_UNDEFINED: 1025 case UATB_HANDSET: 1026 case UATB_HEADSET: 1027 case UATB_SPEAKERPHONE: 1028 case UATB_SPEAKERPHONEESUP: 1029 case UATB_SPEAKERPHONEECANC: 1030 /* external terminal types */ 1031 case UATE_UNDEFINED: 1032 /* embedded function terminal types */ 1033 case UATF_UNDEFINED: 1034 case UATF_CALIBNOISE: 1035 case UATF_EQUNOISE: 1036 case UATF_DAT: 1037 case UATF_DCC: 1038 case UATF_MINIDISK: 1039 case UATF_ANALOGTAPE: 1040 case UATF_PHONOGRAPH: 1041 case UATF_VCRAUDIO: 1042 case UATF_SATELLITE: 1043 case UATF_CABLETUNER: 1044 case UATF_DSS: 1045 case UATF_RADIORECV: 1046 case UATF_RADIOXMIT: 1047 case UATF_MULTITRACK: 1048 case 0xffff: 1049 default: 1050 DPRINTF(("%s: 'master' for 0x%.4x\n", __func__, terminal_type)); 1051 return AudioNmaster; 1052 } 1053 return AudioNmaster; 1054 } 1055 1056 Static void 1057 uaudio_add_feature(struct uaudio_softc *sc, const struct io_terminal *iot, int id) 1058 { 1059 const struct usb_audio_feature_unit *d; 1060 const uByte *ctls; 1061 int ctlsize; 1062 int nchan; 1063 u_int fumask, mmask, cmask; 1064 struct mixerctl mix; 1065 int chan, ctl, i, unit; 1066 const char *mixername; 1067 1068 #define GET(i) (ctls[(i)*ctlsize] | \ 1069 (ctlsize > 1 ? ctls[(i)*ctlsize+1] << 8 : 0)) 1070 d = iot[id].d.fu; 1071 ctls = d->bmaControls; 1072 ctlsize = d->bControlSize; 1073 nchan = (d->bLength - 7) / ctlsize; 1074 mmask = GET(0); 1075 /* Figure out what we can control */ 1076 for (cmask = 0, chan = 1; chan < nchan; chan++) { 1077 DPRINTFN(9,("uaudio_add_feature: chan=%d mask=%x\n", 1078 chan, GET(chan))); 1079 cmask |= GET(chan); 1080 } 1081 1082 DPRINTFN(1,("uaudio_add_feature: bUnitId=%d, " 1083 "%d channels, mmask=0x%04x, cmask=0x%04x\n", 1084 d->bUnitId, nchan, mmask, cmask)); 1085 1086 if (nchan > MIX_MAX_CHAN) 1087 nchan = MIX_MAX_CHAN; 1088 unit = d->bUnitId; 1089 mix.wIndex = MAKE(unit, sc->sc_ac_iface); 1090 for (ctl = MUTE_CONTROL; ctl < LOUDNESS_CONTROL; ctl++) { 1091 fumask = FU_MASK(ctl); 1092 DPRINTFN(4,("uaudio_add_feature: ctl=%d fumask=0x%04x\n", 1093 ctl, fumask)); 1094 if (mmask & fumask) { 1095 mix.nchan = 1; 1096 mix.wValue[0] = MAKE(ctl, 0); 1097 } else if (cmask & fumask) { 1098 mix.nchan = nchan - 1; 1099 for (i = 1; i < nchan; i++) { 1100 if (GET(i) & fumask) 1101 mix.wValue[i-1] = MAKE(ctl, i); 1102 else 1103 mix.wValue[i-1] = -1; 1104 } 1105 } else { 1106 continue; 1107 } 1108 #undef GET 1109 mixername = uaudio_feature_name(&iot[id], &mix); 1110 switch (ctl) { 1111 case MUTE_CONTROL: 1112 mix.type = MIX_ON_OFF; 1113 mix.ctlunit = ""; 1114 snprintf(mix.ctlname, sizeof(mix.ctlname), 1115 "%s.%s", mixername, AudioNmute); 1116 break; 1117 case VOLUME_CONTROL: 1118 mix.type = MIX_SIGNED_16; 1119 mix.ctlunit = AudioNvolume; 1120 strlcpy(mix.ctlname, mixername, sizeof(mix.ctlname)); 1121 break; 1122 case BASS_CONTROL: 1123 mix.type = MIX_SIGNED_8; 1124 mix.ctlunit = AudioNbass; 1125 snprintf(mix.ctlname, sizeof(mix.ctlname), 1126 "%s.%s", mixername, AudioNbass); 1127 break; 1128 case MID_CONTROL: 1129 mix.type = MIX_SIGNED_8; 1130 mix.ctlunit = AudioNmid; 1131 snprintf(mix.ctlname, sizeof(mix.ctlname), 1132 "%s.%s", mixername, AudioNmid); 1133 break; 1134 case TREBLE_CONTROL: 1135 mix.type = MIX_SIGNED_8; 1136 mix.ctlunit = AudioNtreble; 1137 snprintf(mix.ctlname, sizeof(mix.ctlname), 1138 "%s.%s", mixername, AudioNtreble); 1139 break; 1140 case GRAPHIC_EQUALIZER_CONTROL: 1141 continue; /* XXX don't add anything */ 1142 break; 1143 case AGC_CONTROL: 1144 mix.type = MIX_ON_OFF; 1145 mix.ctlunit = ""; 1146 snprintf(mix.ctlname, sizeof(mix.ctlname), "%s.%s", 1147 mixername, AudioNagc); 1148 break; 1149 case DELAY_CONTROL: 1150 mix.type = MIX_UNSIGNED_16; 1151 mix.ctlunit = "4 ms"; 1152 snprintf(mix.ctlname, sizeof(mix.ctlname), 1153 "%s.%s", mixername, AudioNdelay); 1154 break; 1155 case BASS_BOOST_CONTROL: 1156 mix.type = MIX_ON_OFF; 1157 mix.ctlunit = ""; 1158 snprintf(mix.ctlname, sizeof(mix.ctlname), 1159 "%s.%s", mixername, AudioNbassboost); 1160 break; 1161 case LOUDNESS_CONTROL: 1162 mix.type = MIX_ON_OFF; 1163 mix.ctlunit = ""; 1164 snprintf(mix.ctlname, sizeof(mix.ctlname), 1165 "%s.%s", mixername, AudioNloudness); 1166 break; 1167 } 1168 uaudio_mixer_add_ctl(sc, &mix); 1169 } 1170 } 1171 1172 Static void 1173 uaudio_add_processing_updown(struct uaudio_softc *sc, 1174 const struct io_terminal *iot, int id) 1175 { 1176 const struct usb_audio_processing_unit *d; 1177 const struct usb_audio_processing_unit_1 *d1; 1178 const struct usb_audio_processing_unit_updown *ud; 1179 struct mixerctl mix; 1180 int i; 1181 1182 d = iot[id].d.pu; 1183 d1 = (const struct usb_audio_processing_unit_1 *) 1184 &d->baSourceId[d->bNrInPins]; 1185 ud = (const struct usb_audio_processing_unit_updown *) 1186 &d1->bmControls[d1->bControlSize]; 1187 DPRINTFN(2,("uaudio_add_processing_updown: bUnitId=%d bNrModes=%d\n", 1188 d->bUnitId, ud->bNrModes)); 1189 1190 if (!(d1->bmControls[0] & UA_PROC_MASK(UD_MODE_SELECT_CONTROL))) { 1191 DPRINTF(("uaudio_add_processing_updown: no mode select\n")); 1192 return; 1193 } 1194 1195 mix.wIndex = MAKE(d->bUnitId, sc->sc_ac_iface); 1196 mix.nchan = 1; 1197 mix.wValue[0] = MAKE(UD_MODE_SELECT_CONTROL, 0); 1198 uaudio_determine_class(&iot[id], &mix); 1199 mix.type = MIX_ON_OFF; /* XXX */ 1200 mix.ctlunit = ""; 1201 snprintf(mix.ctlname, sizeof(mix.ctlname), "pro%d-mode", d->bUnitId); 1202 1203 for (i = 0; i < ud->bNrModes; i++) { 1204 DPRINTFN(2,("uaudio_add_processing_updown: i=%d bm=0x%x\n", 1205 i, UGETW(ud->waModes[i]))); 1206 /* XXX */ 1207 } 1208 uaudio_mixer_add_ctl(sc, &mix); 1209 } 1210 1211 Static void 1212 uaudio_add_processing(struct uaudio_softc *sc, const struct io_terminal *iot, int id) 1213 { 1214 const struct usb_audio_processing_unit *d; 1215 const struct usb_audio_processing_unit_1 *d1; 1216 int ptype; 1217 struct mixerctl mix; 1218 1219 d = iot[id].d.pu; 1220 d1 = (const struct usb_audio_processing_unit_1 *) 1221 &d->baSourceId[d->bNrInPins]; 1222 ptype = UGETW(d->wProcessType); 1223 DPRINTFN(2,("uaudio_add_processing: wProcessType=%d bUnitId=%d " 1224 "bNrInPins=%d\n", ptype, d->bUnitId, d->bNrInPins)); 1225 1226 if (d1->bmControls[0] & UA_PROC_ENABLE_MASK) { 1227 mix.wIndex = MAKE(d->bUnitId, sc->sc_ac_iface); 1228 mix.nchan = 1; 1229 mix.wValue[0] = MAKE(XX_ENABLE_CONTROL, 0); 1230 uaudio_determine_class(&iot[id], &mix); 1231 mix.type = MIX_ON_OFF; 1232 mix.ctlunit = ""; 1233 snprintf(mix.ctlname, sizeof(mix.ctlname), "pro%d.%d-enable", 1234 d->bUnitId, ptype); 1235 uaudio_mixer_add_ctl(sc, &mix); 1236 } 1237 1238 switch(ptype) { 1239 case UPDOWNMIX_PROCESS: 1240 uaudio_add_processing_updown(sc, iot, id); 1241 break; 1242 case DOLBY_PROLOGIC_PROCESS: 1243 case P3D_STEREO_EXTENDER_PROCESS: 1244 case REVERBATION_PROCESS: 1245 case CHORUS_PROCESS: 1246 case DYN_RANGE_COMP_PROCESS: 1247 default: 1248 #ifdef UAUDIO_DEBUG 1249 printf("uaudio_add_processing: unit %d, type=%d not impl.\n", 1250 d->bUnitId, ptype); 1251 #endif 1252 break; 1253 } 1254 } 1255 1256 Static void 1257 uaudio_add_extension(struct uaudio_softc *sc, const struct io_terminal *iot, int id) 1258 { 1259 const struct usb_audio_extension_unit *d; 1260 const struct usb_audio_extension_unit_1 *d1; 1261 struct mixerctl mix; 1262 1263 d = iot[id].d.eu; 1264 d1 = (const struct usb_audio_extension_unit_1 *) 1265 &d->baSourceId[d->bNrInPins]; 1266 DPRINTFN(2,("uaudio_add_extension: bUnitId=%d bNrInPins=%d\n", 1267 d->bUnitId, d->bNrInPins)); 1268 1269 if (usbd_get_quirks(sc->sc_udev)->uq_flags & UQ_AU_NO_XU) 1270 return; 1271 1272 if (d1->bmControls[0] & UA_EXT_ENABLE_MASK) { 1273 mix.wIndex = MAKE(d->bUnitId, sc->sc_ac_iface); 1274 mix.nchan = 1; 1275 mix.wValue[0] = MAKE(UA_EXT_ENABLE, 0); 1276 uaudio_determine_class(&iot[id], &mix); 1277 mix.type = MIX_ON_OFF; 1278 mix.ctlunit = ""; 1279 snprintf(mix.ctlname, sizeof(mix.ctlname), "ext%d-enable", 1280 d->bUnitId); 1281 uaudio_mixer_add_ctl(sc, &mix); 1282 } 1283 } 1284 1285 Static struct terminal_list* 1286 uaudio_merge_terminal_list(const struct io_terminal *iot) 1287 { 1288 struct terminal_list *tml; 1289 uint16_t *ptm; 1290 int i, len; 1291 1292 len = 0; 1293 if (iot->inputs == NULL) 1294 return NULL; 1295 for (i = 0; i < iot->inputs_size; i++) { 1296 if (iot->inputs[i] != NULL) 1297 len += iot->inputs[i]->size; 1298 } 1299 tml = malloc(TERMINAL_LIST_SIZE(len), M_TEMP, M_NOWAIT); 1300 if (tml == NULL) { 1301 printf("uaudio_merge_terminal_list: no memory\n"); 1302 return NULL; 1303 } 1304 tml->size = 0; 1305 ptm = tml->terminals; 1306 for (i = 0; i < iot->inputs_size; i++) { 1307 if (iot->inputs[i] == NULL) 1308 continue; 1309 if (iot->inputs[i]->size > len) 1310 break; 1311 memcpy(ptm, iot->inputs[i]->terminals, 1312 iot->inputs[i]->size * sizeof(uint16_t)); 1313 tml->size += iot->inputs[i]->size; 1314 ptm += iot->inputs[i]->size; 1315 len -= iot->inputs[i]->size; 1316 } 1317 return tml; 1318 } 1319 1320 Static struct terminal_list * 1321 uaudio_io_terminaltype(int outtype, struct io_terminal *iot, int id) 1322 { 1323 struct terminal_list *tml; 1324 struct io_terminal *it; 1325 int src_id, i; 1326 1327 it = &iot[id]; 1328 if (it->output != NULL) { 1329 /* already has outtype? */ 1330 for (i = 0; i < it->output->size; i++) 1331 if (it->output->terminals[i] == outtype) 1332 return uaudio_merge_terminal_list(it); 1333 tml = malloc(TERMINAL_LIST_SIZE(it->output->size + 1), 1334 M_TEMP, M_NOWAIT); 1335 if (tml == NULL) { 1336 printf("uaudio_io_terminaltype: no memory\n"); 1337 return uaudio_merge_terminal_list(it); 1338 } 1339 memcpy(tml, it->output, TERMINAL_LIST_SIZE(it->output->size)); 1340 tml->terminals[it->output->size] = outtype; 1341 tml->size++; 1342 free(it->output, M_TEMP); 1343 it->output = tml; 1344 if (it->inputs != NULL) { 1345 for (i = 0; i < it->inputs_size; i++) 1346 if (it->inputs[i] != NULL) 1347 free(it->inputs[i], M_TEMP); 1348 free(it->inputs, M_TEMP); 1349 } 1350 it->inputs_size = 0; 1351 it->inputs = NULL; 1352 } else { /* end `iot[id] != NULL' */ 1353 it->inputs_size = 0; 1354 it->inputs = NULL; 1355 it->output = malloc(TERMINAL_LIST_SIZE(1), M_TEMP, M_NOWAIT); 1356 if (it->output == NULL) { 1357 printf("uaudio_io_terminaltype: no memory\n"); 1358 return NULL; 1359 } 1360 it->output->terminals[0] = outtype; 1361 it->output->size = 1; 1362 it->direct = FALSE; 1363 } 1364 1365 switch (it->d.desc->bDescriptorSubtype) { 1366 case UDESCSUB_AC_INPUT: 1367 it->inputs = malloc(sizeof(struct terminal_list *), M_TEMP, M_NOWAIT); 1368 if (it->inputs == NULL) { 1369 printf("uaudio_io_terminaltype: no memory\n"); 1370 return NULL; 1371 } 1372 tml = malloc(TERMINAL_LIST_SIZE(1), M_TEMP, M_NOWAIT); 1373 if (tml == NULL) { 1374 printf("uaudio_io_terminaltype: no memory\n"); 1375 free(it->inputs, M_TEMP); 1376 it->inputs = NULL; 1377 return NULL; 1378 } 1379 it->inputs[0] = tml; 1380 tml->terminals[0] = UGETW(it->d.it->wTerminalType); 1381 tml->size = 1; 1382 it->inputs_size = 1; 1383 return uaudio_merge_terminal_list(it); 1384 case UDESCSUB_AC_FEATURE: 1385 src_id = it->d.fu->bSourceId; 1386 it->inputs = malloc(sizeof(struct terminal_list *), M_TEMP, M_NOWAIT); 1387 if (it->inputs == NULL) { 1388 printf("uaudio_io_terminaltype: no memory\n"); 1389 return uaudio_io_terminaltype(outtype, iot, src_id); 1390 } 1391 it->inputs[0] = uaudio_io_terminaltype(outtype, iot, src_id); 1392 it->inputs_size = 1; 1393 return uaudio_merge_terminal_list(it); 1394 case UDESCSUB_AC_OUTPUT: 1395 it->inputs = malloc(sizeof(struct terminal_list *), M_TEMP, M_NOWAIT); 1396 if (it->inputs == NULL) { 1397 printf("uaudio_io_terminaltype: no memory\n"); 1398 return NULL; 1399 } 1400 src_id = it->d.ot->bSourceId; 1401 it->inputs[0] = uaudio_io_terminaltype(outtype, iot, src_id); 1402 it->inputs_size = 1; 1403 iot[src_id].direct = TRUE; 1404 return NULL; 1405 case UDESCSUB_AC_MIXER: 1406 it->inputs_size = 0; 1407 it->inputs = malloc(sizeof(struct terminal_list *) 1408 * it->d.mu->bNrInPins, M_TEMP, M_NOWAIT); 1409 if (it->inputs == NULL) { 1410 printf("uaudio_io_terminaltype: no memory\n"); 1411 return NULL; 1412 } 1413 for (i = 0; i < it->d.mu->bNrInPins; i++) { 1414 src_id = it->d.mu->baSourceId[i]; 1415 it->inputs[i] = uaudio_io_terminaltype(outtype, iot, 1416 src_id); 1417 it->inputs_size++; 1418 } 1419 return uaudio_merge_terminal_list(it); 1420 case UDESCSUB_AC_SELECTOR: 1421 it->inputs_size = 0; 1422 it->inputs = malloc(sizeof(struct terminal_list *) 1423 * it->d.su->bNrInPins, M_TEMP, M_NOWAIT); 1424 if (it->inputs == NULL) { 1425 printf("uaudio_io_terminaltype: no memory\n"); 1426 return NULL; 1427 } 1428 for (i = 0; i < it->d.su->bNrInPins; i++) { 1429 src_id = it->d.su->baSourceId[i]; 1430 it->inputs[i] = uaudio_io_terminaltype(outtype, iot, 1431 src_id); 1432 it->inputs_size++; 1433 } 1434 return uaudio_merge_terminal_list(it); 1435 case UDESCSUB_AC_PROCESSING: 1436 it->inputs_size = 0; 1437 it->inputs = malloc(sizeof(struct terminal_list *) 1438 * it->d.pu->bNrInPins, M_TEMP, M_NOWAIT); 1439 if (it->inputs == NULL) { 1440 printf("uaudio_io_terminaltype: no memory\n"); 1441 return NULL; 1442 } 1443 for (i = 0; i < it->d.pu->bNrInPins; i++) { 1444 src_id = it->d.pu->baSourceId[i]; 1445 it->inputs[i] = uaudio_io_terminaltype(outtype, iot, 1446 src_id); 1447 it->inputs_size++; 1448 } 1449 return uaudio_merge_terminal_list(it); 1450 case UDESCSUB_AC_EXTENSION: 1451 it->inputs_size = 0; 1452 it->inputs = malloc(sizeof(struct terminal_list *) 1453 * it->d.eu->bNrInPins, M_TEMP, M_NOWAIT); 1454 if (it->inputs == NULL) { 1455 printf("uaudio_io_terminaltype: no memory\n"); 1456 return NULL; 1457 } 1458 for (i = 0; i < it->d.eu->bNrInPins; i++) { 1459 src_id = it->d.eu->baSourceId[i]; 1460 it->inputs[i] = uaudio_io_terminaltype(outtype, iot, 1461 src_id); 1462 it->inputs_size++; 1463 } 1464 return uaudio_merge_terminal_list(it); 1465 case UDESCSUB_AC_HEADER: 1466 default: 1467 return NULL; 1468 } 1469 } 1470 1471 Static usbd_status 1472 uaudio_identify(struct uaudio_softc *sc, const usb_config_descriptor_t *cdesc) 1473 { 1474 usbd_status err; 1475 1476 err = uaudio_identify_ac(sc, cdesc); 1477 if (err) 1478 return err; 1479 return uaudio_identify_as(sc, cdesc); 1480 } 1481 1482 Static void 1483 uaudio_add_alt(struct uaudio_softc *sc, const struct as_info *ai) 1484 { 1485 size_t len; 1486 struct as_info *nai; 1487 1488 len = sizeof(*ai) * (sc->sc_nalts + 1); 1489 nai = malloc(len, M_USBDEV, M_NOWAIT); 1490 if (nai == NULL) { 1491 printf("uaudio_add_alt: no memory\n"); 1492 return; 1493 } 1494 /* Copy old data, if there was any */ 1495 if (sc->sc_nalts != 0) { 1496 memcpy(nai, sc->sc_alts, sizeof(*ai) * (sc->sc_nalts)); 1497 free(sc->sc_alts, M_USBDEV); 1498 } 1499 sc->sc_alts = nai; 1500 DPRINTFN(2,("uaudio_add_alt: adding alt=%d, enc=%d\n", 1501 ai->alt, ai->encoding)); 1502 sc->sc_alts[sc->sc_nalts++] = *ai; 1503 } 1504 1505 Static usbd_status 1506 uaudio_process_as(struct uaudio_softc *sc, const char *tbuf, int *offsp, 1507 int size, const usb_interface_descriptor_t *id) 1508 #define offs (*offsp) 1509 { 1510 const struct usb_audio_streaming_interface_descriptor *asid; 1511 const struct usb_audio_streaming_type1_descriptor *asf1d; 1512 const usb_endpoint_descriptor_audio_t *ed; 1513 const usb_endpoint_descriptor_audio_t *epdesc1; 1514 const struct usb_audio_streaming_endpoint_descriptor *sed; 1515 int format, chan, prec, enc; 1516 int dir, type, sync; 1517 struct as_info ai; 1518 const char *format_str; 1519 1520 asid = (const void *)(tbuf + offs); 1521 if (asid->bDescriptorType != UDESC_CS_INTERFACE || 1522 asid->bDescriptorSubtype != AS_GENERAL) 1523 return USBD_INVAL; 1524 DPRINTF(("uaudio_process_as: asid: bTerminakLink=%d wFormatTag=%d\n", 1525 asid->bTerminalLink, UGETW(asid->wFormatTag))); 1526 offs += asid->bLength; 1527 if (offs > size) 1528 return USBD_INVAL; 1529 1530 asf1d = (const void *)(tbuf + offs); 1531 if (asf1d->bDescriptorType != UDESC_CS_INTERFACE || 1532 asf1d->bDescriptorSubtype != FORMAT_TYPE) 1533 return USBD_INVAL; 1534 offs += asf1d->bLength; 1535 if (offs > size) 1536 return USBD_INVAL; 1537 1538 if (asf1d->bFormatType != FORMAT_TYPE_I) { 1539 printf("%s: ignored setting with type %d format\n", 1540 USBDEVNAME(sc->sc_dev), UGETW(asid->wFormatTag)); 1541 return USBD_NORMAL_COMPLETION; 1542 } 1543 1544 ed = (const void *)(tbuf + offs); 1545 if (ed->bDescriptorType != UDESC_ENDPOINT) 1546 return USBD_INVAL; 1547 DPRINTF(("uaudio_process_as: endpoint[0] bLength=%d bDescriptorType=%d " 1548 "bEndpointAddress=%d bmAttributes=0x%x wMaxPacketSize=%d " 1549 "bInterval=%d bRefresh=%d bSynchAddress=%d\n", 1550 ed->bLength, ed->bDescriptorType, ed->bEndpointAddress, 1551 ed->bmAttributes, UGETW(ed->wMaxPacketSize), 1552 ed->bInterval, ed->bRefresh, ed->bSynchAddress)); 1553 offs += ed->bLength; 1554 if (offs > size) 1555 return USBD_INVAL; 1556 if (UE_GET_XFERTYPE(ed->bmAttributes) != UE_ISOCHRONOUS) 1557 return USBD_INVAL; 1558 1559 dir = UE_GET_DIR(ed->bEndpointAddress); 1560 type = UE_GET_ISO_TYPE(ed->bmAttributes); 1561 if ((usbd_get_quirks(sc->sc_udev)->uq_flags & UQ_AU_INP_ASYNC) && 1562 dir == UE_DIR_IN && type == UE_ISO_ADAPT) 1563 type = UE_ISO_ASYNC; 1564 1565 /* We can't handle endpoints that need a sync pipe yet. */ 1566 sync = FALSE; 1567 if (dir == UE_DIR_IN && type == UE_ISO_ADAPT) { 1568 sync = TRUE; 1569 #ifndef UAUDIO_MULTIPLE_ENDPOINTS 1570 printf("%s: ignored input endpoint of type adaptive\n", 1571 USBDEVNAME(sc->sc_dev)); 1572 return USBD_NORMAL_COMPLETION; 1573 #endif 1574 } 1575 if (dir != UE_DIR_IN && type == UE_ISO_ASYNC) { 1576 sync = TRUE; 1577 #ifndef UAUDIO_MULTIPLE_ENDPOINTS 1578 printf("%s: ignored output endpoint of type async\n", 1579 USBDEVNAME(sc->sc_dev)); 1580 return USBD_NORMAL_COMPLETION; 1581 #endif 1582 } 1583 1584 sed = (const void *)(tbuf + offs); 1585 if (sed->bDescriptorType != UDESC_CS_ENDPOINT || 1586 sed->bDescriptorSubtype != AS_GENERAL) 1587 return USBD_INVAL; 1588 DPRINTF((" streadming_endpoint: offset=%d bLength=%d\n", offs, sed->bLength)); 1589 offs += sed->bLength; 1590 if (offs > size) 1591 return USBD_INVAL; 1592 1593 #ifdef UAUDIO_MULTIPLE_ENDPOINTS 1594 if (sync && id->bNumEndpoints <= 1) { 1595 printf("%s: a sync-pipe endpoint but no other endpoint\n", 1596 USBDEVNAME(sc->sc_dev)); 1597 return USBD_INVAL; 1598 } 1599 #endif 1600 if (!sync && id->bNumEndpoints > 1) { 1601 printf("%s: non sync-pipe endpoint but multiple endpoints\n", 1602 USBDEVNAME(sc->sc_dev)); 1603 return USBD_INVAL; 1604 } 1605 epdesc1 = NULL; 1606 if (id->bNumEndpoints > 1) { 1607 epdesc1 = (const void*)(tbuf + offs); 1608 if (epdesc1->bDescriptorType != UDESC_ENDPOINT) 1609 return USBD_INVAL; 1610 DPRINTF(("uaudio_process_as: endpoint[1] bLength=%d " 1611 "bDescriptorType=%d bEndpointAddress=%d " 1612 "bmAttributes=0x%x wMaxPacketSize=%d bInterval=%d " 1613 "bRefresh=%d bSynchAddress=%d\n", 1614 epdesc1->bLength, epdesc1->bDescriptorType, 1615 epdesc1->bEndpointAddress, epdesc1->bmAttributes, 1616 UGETW(epdesc1->wMaxPacketSize), epdesc1->bInterval, 1617 epdesc1->bRefresh, epdesc1->bSynchAddress)); 1618 offs += epdesc1->bLength; 1619 if (offs > size) 1620 return USBD_INVAL; 1621 if (epdesc1->bSynchAddress != 0) { 1622 printf("%s: invalid endpoint: bSynchAddress=0\n", 1623 USBDEVNAME(sc->sc_dev)); 1624 return USBD_INVAL; 1625 } 1626 if (UE_GET_XFERTYPE(epdesc1->bmAttributes) != UE_ISOCHRONOUS) { 1627 printf("%s: invalid endpoint: bmAttributes=0x%x\n", 1628 USBDEVNAME(sc->sc_dev), epdesc1->bmAttributes); 1629 return USBD_INVAL; 1630 } 1631 if (epdesc1->bEndpointAddress != ed->bSynchAddress) { 1632 printf("%s: invalid endpoint addresses: " 1633 "ep[0]->bSynchAddress=0x%x " 1634 "ep[1]->bEndpointAddress=0x%x\n", 1635 USBDEVNAME(sc->sc_dev), ed->bSynchAddress, 1636 epdesc1->bEndpointAddress); 1637 return USBD_INVAL; 1638 } 1639 /* UE_GET_ADDR(epdesc1->bEndpointAddress), and epdesc1->bRefresh */ 1640 } 1641 1642 format = UGETW(asid->wFormatTag); 1643 chan = asf1d->bNrChannels; 1644 prec = asf1d->bBitResolution; 1645 if (prec != 8 && prec != 16 && prec != 24) { 1646 printf("%s: ignored setting with precision %d\n", 1647 USBDEVNAME(sc->sc_dev), prec); 1648 return USBD_NORMAL_COMPLETION; 1649 } 1650 switch (format) { 1651 case UA_FMT_PCM: 1652 if (prec == 8) { 1653 sc->sc_altflags |= HAS_8; 1654 } else if (prec == 16) { 1655 sc->sc_altflags |= HAS_16; 1656 } else if (prec == 24) { 1657 sc->sc_altflags |= HAS_24; 1658 } 1659 enc = AUDIO_ENCODING_SLINEAR_LE; 1660 format_str = "pcm"; 1661 break; 1662 case UA_FMT_PCM8: 1663 enc = AUDIO_ENCODING_ULINEAR_LE; 1664 sc->sc_altflags |= HAS_8U; 1665 format_str = "pcm8"; 1666 break; 1667 case UA_FMT_ALAW: 1668 enc = AUDIO_ENCODING_ALAW; 1669 sc->sc_altflags |= HAS_ALAW; 1670 format_str = "alaw"; 1671 break; 1672 case UA_FMT_MULAW: 1673 enc = AUDIO_ENCODING_ULAW; 1674 sc->sc_altflags |= HAS_MULAW; 1675 format_str = "mulaw"; 1676 break; 1677 case UA_FMT_IEEE_FLOAT: 1678 default: 1679 printf("%s: ignored setting with format %d\n", 1680 USBDEVNAME(sc->sc_dev), format); 1681 return USBD_NORMAL_COMPLETION; 1682 } 1683 #ifdef UAUDIO_DEBUG 1684 printf("%s: %s: %dch, %d/%dbit, %s,", USBDEVNAME(sc->sc_dev), 1685 dir == UE_DIR_IN ? "recording" : "playback", 1686 chan, prec, asf1d->bSubFrameSize * 8, format_str); 1687 if (asf1d->bSamFreqType == UA_SAMP_CONTNUOUS) { 1688 printf(" %d-%dHz\n", UA_SAMP_LO(asf1d), UA_SAMP_HI(asf1d)); 1689 } else { 1690 int r; 1691 printf(" %d", UA_GETSAMP(asf1d, 0)); 1692 for (r = 1; r < asf1d->bSamFreqType; r++) 1693 printf(",%d", UA_GETSAMP(asf1d, r)); 1694 printf("Hz\n"); 1695 } 1696 #endif 1697 ai.alt = id->bAlternateSetting; 1698 ai.encoding = enc; 1699 ai.attributes = sed->bmAttributes; 1700 ai.idesc = id; 1701 ai.edesc = ed; 1702 ai.edesc1 = epdesc1; 1703 ai.asf1desc = asf1d; 1704 ai.sc_busy = 0; 1705 ai.aformat = NULL; 1706 ai.ifaceh = NULL; 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 uaudio_cs_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 uaudio_cs_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 uaudio_cs_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 2621 ch->pipe = 0; 2622 ch->sync_pipe = 0; 2623 DPRINTF(("uaudio_chan_open: create pipe to 0x%02x\n", endpt)); 2624 err = usbd_open_pipe(as->ifaceh, endpt, 0, &ch->pipe); 2625 if (err) 2626 return err; 2627 if (as->edesc1 != NULL) { 2628 endpt = as->edesc1->bEndpointAddress; 2629 DPRINTF(("uaudio_chan_open: create sync-pipe to 0x%02x\n", endpt)); 2630 err = usbd_open_pipe(as->ifaceh, endpt, 0, &ch->sync_pipe); 2631 } 2632 return err; 2633 } 2634 2635 Static void 2636 uaudio_chan_close(struct uaudio_softc *sc, struct chan *ch) 2637 { 2638 struct as_info *as; 2639 2640 as = &sc->sc_alts[ch->altidx]; 2641 as->sc_busy = 0; 2642 AUFMT_VALIDATE(as->aformat); 2643 if (sc->sc_nullalt >= 0) { 2644 DPRINTF(("uaudio_chan_close: set null alt=%d\n", 2645 sc->sc_nullalt)); 2646 usbd_set_interface(as->ifaceh, sc->sc_nullalt); 2647 } 2648 if (ch->pipe) { 2649 usbd_abort_pipe(ch->pipe); 2650 usbd_close_pipe(ch->pipe); 2651 } 2652 if (ch->sync_pipe) { 2653 usbd_abort_pipe(ch->sync_pipe); 2654 usbd_close_pipe(ch->sync_pipe); 2655 } 2656 } 2657 2658 Static usbd_status 2659 uaudio_chan_alloc_buffers(struct uaudio_softc *sc, struct chan *ch) 2660 { 2661 usbd_xfer_handle xfer; 2662 void *tbuf; 2663 int i, size; 2664 2665 size = (ch->bytes_per_frame + ch->sample_size) * UAUDIO_NFRAMES; 2666 for (i = 0; i < UAUDIO_NCHANBUFS; i++) { 2667 xfer = usbd_alloc_xfer(sc->sc_udev); 2668 if (xfer == 0) 2669 goto bad; 2670 ch->chanbufs[i].xfer = xfer; 2671 tbuf = usbd_alloc_buffer(xfer, size); 2672 if (tbuf == 0) { 2673 i++; 2674 goto bad; 2675 } 2676 ch->chanbufs[i].buffer = tbuf; 2677 ch->chanbufs[i].chan = ch; 2678 } 2679 2680 return USBD_NORMAL_COMPLETION; 2681 2682 bad: 2683 while (--i >= 0) 2684 /* implicit buffer free */ 2685 usbd_free_xfer(ch->chanbufs[i].xfer); 2686 return USBD_NOMEM; 2687 } 2688 2689 Static void 2690 uaudio_chan_free_buffers(struct uaudio_softc *sc, struct chan *ch) 2691 { 2692 int i; 2693 2694 for (i = 0; i < UAUDIO_NCHANBUFS; i++) 2695 usbd_free_xfer(ch->chanbufs[i].xfer); 2696 } 2697 2698 /* Called at splusb() */ 2699 Static void 2700 uaudio_chan_ptransfer(struct chan *ch) 2701 { 2702 struct chanbuf *cb; 2703 int i, n, size, residue, total; 2704 2705 if (ch->sc->sc_dying) 2706 return; 2707 2708 /* Pick the next channel buffer. */ 2709 cb = &ch->chanbufs[ch->curchanbuf]; 2710 if (++ch->curchanbuf >= UAUDIO_NCHANBUFS) 2711 ch->curchanbuf = 0; 2712 2713 /* Compute the size of each frame in the next transfer. */ 2714 residue = ch->residue; 2715 total = 0; 2716 for (i = 0; i < UAUDIO_NFRAMES; i++) { 2717 size = ch->bytes_per_frame; 2718 residue += ch->fraction; 2719 if (residue >= USB_FRAMES_PER_SECOND) { 2720 if ((ch->sc->sc_altflags & UA_NOFRAC) == 0) 2721 size += ch->sample_size; 2722 residue -= USB_FRAMES_PER_SECOND; 2723 } 2724 cb->sizes[i] = size; 2725 total += size; 2726 } 2727 ch->residue = residue; 2728 cb->size = total; 2729 2730 /* 2731 * Transfer data from upper layer buffer to channel buffer, taking 2732 * care of wrapping the upper layer buffer. 2733 */ 2734 n = min(total, ch->end - ch->cur); 2735 memcpy(cb->buffer, ch->cur, n); 2736 ch->cur += n; 2737 if (ch->cur >= ch->end) 2738 ch->cur = ch->start; 2739 if (total > n) { 2740 total -= n; 2741 memcpy(cb->buffer + n, ch->cur, total); 2742 ch->cur += total; 2743 } 2744 2745 #ifdef UAUDIO_DEBUG 2746 if (uaudiodebug > 8) { 2747 DPRINTF(("uaudio_chan_ptransfer: buffer=%p, residue=0.%03d\n", 2748 cb->buffer, ch->residue)); 2749 for (i = 0; i < UAUDIO_NFRAMES; i++) { 2750 DPRINTF((" [%d] length %d\n", i, cb->sizes[i])); 2751 } 2752 } 2753 #endif 2754 2755 DPRINTFN(5,("uaudio_chan_transfer: ptransfer xfer=%p\n", cb->xfer)); 2756 /* Fill the request */ 2757 usbd_setup_isoc_xfer(cb->xfer, ch->pipe, cb, cb->sizes, 2758 UAUDIO_NFRAMES, USBD_NO_COPY, 2759 uaudio_chan_pintr); 2760 2761 (void)usbd_transfer(cb->xfer); 2762 } 2763 2764 Static void 2765 uaudio_chan_pintr(usbd_xfer_handle xfer, usbd_private_handle priv, 2766 usbd_status status) 2767 { 2768 struct chanbuf *cb; 2769 struct chan *ch; 2770 uint32_t count; 2771 int s; 2772 2773 cb = priv; 2774 ch = cb->chan; 2775 /* Return if we are aborting. */ 2776 if (status == USBD_CANCELLED) 2777 return; 2778 2779 usbd_get_xfer_status(xfer, NULL, NULL, &count, NULL); 2780 DPRINTFN(5,("uaudio_chan_pintr: count=%d, transferred=%d\n", 2781 count, ch->transferred)); 2782 #ifdef DIAGNOSTIC 2783 if (count != cb->size) { 2784 printf("uaudio_chan_pintr: count(%d) != size(%d)\n", 2785 count, cb->size); 2786 } 2787 #endif 2788 2789 ch->transferred += cb->size; 2790 s = splaudio(); 2791 /* Call back to upper layer */ 2792 while (ch->transferred >= ch->blksize) { 2793 ch->transferred -= ch->blksize; 2794 DPRINTFN(5,("uaudio_chan_pintr: call %p(%p)\n", 2795 ch->intr, ch->arg)); 2796 ch->intr(ch->arg); 2797 } 2798 splx(s); 2799 2800 /* start next transfer */ 2801 uaudio_chan_ptransfer(ch); 2802 } 2803 2804 /* Called at splusb() */ 2805 Static void 2806 uaudio_chan_rtransfer(struct chan *ch) 2807 { 2808 struct chanbuf *cb; 2809 int i, size, residue, total; 2810 2811 if (ch->sc->sc_dying) 2812 return; 2813 2814 /* Pick the next channel buffer. */ 2815 cb = &ch->chanbufs[ch->curchanbuf]; 2816 if (++ch->curchanbuf >= UAUDIO_NCHANBUFS) 2817 ch->curchanbuf = 0; 2818 2819 /* Compute the size of each frame in the next transfer. */ 2820 residue = ch->residue; 2821 total = 0; 2822 for (i = 0; i < UAUDIO_NFRAMES; i++) { 2823 size = ch->bytes_per_frame; 2824 cb->sizes[i] = size; 2825 cb->offsets[i] = total; 2826 total += size; 2827 } 2828 ch->residue = residue; 2829 cb->size = total; 2830 2831 #ifdef UAUDIO_DEBUG 2832 if (uaudiodebug > 8) { 2833 DPRINTF(("uaudio_chan_rtransfer: buffer=%p, residue=0.%03d\n", 2834 cb->buffer, ch->residue)); 2835 for (i = 0; i < UAUDIO_NFRAMES; i++) { 2836 DPRINTF((" [%d] length %d\n", i, cb->sizes[i])); 2837 } 2838 } 2839 #endif 2840 2841 DPRINTFN(5,("uaudio_chan_rtransfer: transfer xfer=%p\n", cb->xfer)); 2842 /* Fill the request */ 2843 usbd_setup_isoc_xfer(cb->xfer, ch->pipe, cb, cb->sizes, 2844 UAUDIO_NFRAMES, USBD_NO_COPY, 2845 uaudio_chan_rintr); 2846 2847 (void)usbd_transfer(cb->xfer); 2848 } 2849 2850 Static void 2851 uaudio_chan_rintr(usbd_xfer_handle xfer, usbd_private_handle priv, 2852 usbd_status status) 2853 { 2854 struct chanbuf *cb; 2855 struct chan *ch; 2856 uint32_t count; 2857 int s, i, n, frsize; 2858 2859 cb = priv; 2860 ch = cb->chan; 2861 /* Return if we are aborting. */ 2862 if (status == USBD_CANCELLED) 2863 return; 2864 2865 usbd_get_xfer_status(xfer, NULL, NULL, &count, NULL); 2866 DPRINTFN(5,("uaudio_chan_rintr: count=%d, transferred=%d\n", 2867 count, ch->transferred)); 2868 2869 /* count < cb->size is normal for asynchronous source */ 2870 #ifdef DIAGNOSTIC 2871 if (count > cb->size) { 2872 printf("uaudio_chan_rintr: count(%d) > size(%d)\n", 2873 count, cb->size); 2874 } 2875 #endif 2876 2877 /* 2878 * Transfer data from channel buffer to upper layer buffer, taking 2879 * care of wrapping the upper layer buffer. 2880 */ 2881 for(i = 0; i < UAUDIO_NFRAMES; i++) { 2882 frsize = cb->sizes[i]; 2883 n = min(frsize, ch->end - ch->cur); 2884 memcpy(ch->cur, cb->buffer + cb->offsets[i], n); 2885 ch->cur += n; 2886 if (ch->cur >= ch->end) 2887 ch->cur = ch->start; 2888 if (frsize > n) { 2889 memcpy(ch->cur, cb->buffer + cb->offsets[i] + n, 2890 frsize - n); 2891 ch->cur += frsize - n; 2892 } 2893 } 2894 2895 /* Call back to upper layer */ 2896 ch->transferred += count; 2897 s = splaudio(); 2898 while (ch->transferred >= ch->blksize) { 2899 ch->transferred -= ch->blksize; 2900 DPRINTFN(5,("uaudio_chan_rintr: call %p(%p)\n", 2901 ch->intr, ch->arg)); 2902 ch->intr(ch->arg); 2903 } 2904 splx(s); 2905 2906 /* start next transfer */ 2907 uaudio_chan_rtransfer(ch); 2908 } 2909 2910 Static void 2911 uaudio_chan_init(struct chan *ch, int altidx, const struct audio_params *param, 2912 int maxpktsize) 2913 { 2914 int samples_per_frame, sample_size; 2915 2916 ch->altidx = altidx; 2917 sample_size = param->precision * param->channels / 8; 2918 samples_per_frame = param->sample_rate / USB_FRAMES_PER_SECOND; 2919 ch->sample_size = sample_size; 2920 ch->sample_rate = param->sample_rate; 2921 if (maxpktsize == 0) { 2922 ch->fraction = param->sample_rate % USB_FRAMES_PER_SECOND; 2923 ch->bytes_per_frame = samples_per_frame * sample_size; 2924 } else { 2925 ch->fraction = 0; 2926 ch->bytes_per_frame = maxpktsize; 2927 } 2928 ch->residue = 0; 2929 } 2930 2931 Static void 2932 uaudio_chan_set_param(struct chan *ch, u_char *start, u_char *end, int blksize) 2933 { 2934 2935 ch->start = start; 2936 ch->end = end; 2937 ch->cur = start; 2938 ch->blksize = blksize; 2939 ch->transferred = 0; 2940 ch->curchanbuf = 0; 2941 } 2942 2943 Static int 2944 uaudio_set_params(void *addr, int setmode, int usemode, 2945 struct audio_params *play, struct audio_params *rec, 2946 stream_filter_list_t *pfil, stream_filter_list_t *rfil) 2947 { 2948 struct uaudio_softc *sc; 2949 int paltidx, raltidx; 2950 struct audio_params *p; 2951 stream_filter_list_t *fil; 2952 int mode, i; 2953 2954 sc = addr; 2955 paltidx = -1; 2956 raltidx = -1; 2957 if (sc->sc_dying) 2958 return EIO; 2959 2960 if (((usemode & AUMODE_PLAY) && sc->sc_playchan.pipe != NULL) || 2961 ((usemode & AUMODE_RECORD) && sc->sc_recchan.pipe != NULL)) 2962 return EBUSY; 2963 2964 if ((usemode & AUMODE_PLAY) && sc->sc_playchan.altidx != -1) { 2965 sc->sc_alts[sc->sc_playchan.altidx].sc_busy = 0; 2966 AUFMT_VALIDATE(sc->sc_alts[sc->sc_playchan.altidx].aformat); 2967 } 2968 if ((usemode & AUMODE_RECORD) && sc->sc_recchan.altidx != -1) { 2969 sc->sc_alts[sc->sc_recchan.altidx].sc_busy = 0; 2970 AUFMT_VALIDATE(sc->sc_alts[sc->sc_recchan.altidx].aformat); 2971 } 2972 2973 /* Some uaudio devices are unidirectional. Don't try to find a 2974 matching mode for the unsupported direction. */ 2975 setmode &= sc->sc_mode; 2976 2977 for (mode = AUMODE_RECORD; mode != -1; 2978 mode = mode == AUMODE_RECORD ? AUMODE_PLAY : -1) { 2979 if ((setmode & mode) == 0) 2980 continue; 2981 2982 if (mode == AUMODE_PLAY) { 2983 p = play; 2984 fil = pfil; 2985 } else { 2986 p = rec; 2987 fil = rfil; 2988 } 2989 i = auconv_set_converter(sc->sc_formats, sc->sc_nformats, 2990 mode, p, TRUE, fil); 2991 if (i < 0) 2992 return EINVAL; 2993 2994 if (mode == AUMODE_PLAY) 2995 paltidx = i; 2996 else 2997 raltidx = i; 2998 } 2999 3000 if ((setmode & AUMODE_PLAY)) { 3001 p = pfil->req_size > 0 ? &pfil->filters[0].param : play; 3002 /* XXX abort transfer if currently happening? */ 3003 uaudio_chan_init(&sc->sc_playchan, paltidx, p, 0); 3004 } 3005 if ((setmode & AUMODE_RECORD)) { 3006 p = rfil->req_size > 0 ? &pfil->filters[0].param : rec; 3007 /* XXX abort transfer if currently happening? */ 3008 uaudio_chan_init(&sc->sc_recchan, raltidx, p, 3009 UGETW(sc->sc_alts[raltidx].edesc->wMaxPacketSize)); 3010 } 3011 3012 if ((usemode & AUMODE_PLAY) && sc->sc_playchan.altidx != -1) { 3013 sc->sc_alts[sc->sc_playchan.altidx].sc_busy = 1; 3014 AUFMT_INVALIDATE(sc->sc_alts[sc->sc_playchan.altidx].aformat); 3015 } 3016 if ((usemode & AUMODE_RECORD) && sc->sc_recchan.altidx != -1) { 3017 sc->sc_alts[sc->sc_recchan.altidx].sc_busy = 1; 3018 AUFMT_INVALIDATE(sc->sc_alts[sc->sc_recchan.altidx].aformat); 3019 } 3020 3021 DPRINTF(("uaudio_set_params: use altidx=p%d/r%d, altno=p%d/r%d\n", 3022 sc->sc_playchan.altidx, sc->sc_recchan.altidx, 3023 (sc->sc_playchan.altidx >= 0) 3024 ?sc->sc_alts[sc->sc_playchan.altidx].idesc->bAlternateSetting 3025 : -1, 3026 (sc->sc_recchan.altidx >= 0) 3027 ? sc->sc_alts[sc->sc_recchan.altidx].idesc->bAlternateSetting 3028 : -1)); 3029 3030 return 0; 3031 } 3032 3033 Static usbd_status 3034 uaudio_set_speed(struct uaudio_softc *sc, int endpt, u_int speed) 3035 { 3036 usb_device_request_t req; 3037 uint8_t data[3]; 3038 3039 DPRINTFN(5,("uaudio_set_speed: endpt=%d speed=%u\n", endpt, speed)); 3040 req.bmRequestType = UT_WRITE_CLASS_ENDPOINT; 3041 req.bRequest = SET_CUR; 3042 USETW2(req.wValue, SAMPLING_FREQ_CONTROL, 0); 3043 USETW(req.wIndex, endpt); 3044 USETW(req.wLength, 3); 3045 data[0] = speed; 3046 data[1] = speed >> 8; 3047 data[2] = speed >> 16; 3048 3049 return usbd_do_request(sc->sc_udev, &req, data); 3050 } 3051