1 /* $NetBSD: uaudio.c,v 1.106 2006/10/12 01:31:59 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 1.106 2006/10/12 01:31:59 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 NULL, 358 }; 359 360 Static struct audio_device uaudio_device = { 361 "USB audio", 362 "", 363 "uaudio" 364 }; 365 366 USB_DECLARE_DRIVER(uaudio); 367 368 USB_MATCH(uaudio) 369 { 370 USB_MATCH_START(uaudio, uaa); 371 usb_interface_descriptor_t *id; 372 373 if (uaa->iface == NULL) 374 return UMATCH_NONE; 375 376 id = usbd_get_interface_descriptor(uaa->iface); 377 /* Trigger on the control interface. */ 378 if (id == NULL || 379 id->bInterfaceClass != UICLASS_AUDIO || 380 id->bInterfaceSubClass != UISUBCLASS_AUDIOCONTROL || 381 (usbd_get_quirks(uaa->device)->uq_flags & UQ_BAD_AUDIO)) 382 return UMATCH_NONE; 383 384 return UMATCH_IFACECLASS_IFACESUBCLASS; 385 } 386 387 USB_ATTACH(uaudio) 388 { 389 USB_ATTACH_START(uaudio, sc, uaa); 390 usb_interface_descriptor_t *id; 391 usb_config_descriptor_t *cdesc; 392 char *devinfop; 393 usbd_status err; 394 int i, j, found; 395 396 devinfop = usbd_devinfo_alloc(uaa->device, 0); 397 printf(": %s\n", devinfop); 398 usbd_devinfo_free(devinfop); 399 400 sc->sc_udev = uaa->device; 401 402 cdesc = usbd_get_config_descriptor(sc->sc_udev); 403 if (cdesc == NULL) { 404 printf("%s: failed to get configuration descriptor\n", 405 USBDEVNAME(sc->sc_dev)); 406 USB_ATTACH_ERROR_RETURN; 407 } 408 409 err = uaudio_identify(sc, cdesc); 410 if (err) { 411 printf("%s: audio descriptors make no sense, error=%d\n", 412 USBDEVNAME(sc->sc_dev), err); 413 USB_ATTACH_ERROR_RETURN; 414 } 415 416 sc->sc_ac_ifaceh = uaa->iface; 417 /* Pick up the AS interface. */ 418 for (i = 0; i < uaa->nifaces; i++) { 419 if (uaa->ifaces[i] == NULL) 420 continue; 421 id = usbd_get_interface_descriptor(uaa->ifaces[i]); 422 if (id == NULL) 423 continue; 424 found = 0; 425 for (j = 0; j < sc->sc_nalts; j++) { 426 if (id->bInterfaceNumber == 427 sc->sc_alts[j].idesc->bInterfaceNumber) { 428 sc->sc_alts[j].ifaceh = uaa->ifaces[i]; 429 found = 1; 430 } 431 } 432 if (found) 433 uaa->ifaces[i] = NULL; 434 } 435 436 for (j = 0; j < sc->sc_nalts; j++) { 437 if (sc->sc_alts[j].ifaceh == NULL) { 438 printf("%s: alt %d missing AS interface(s)\n", 439 USBDEVNAME(sc->sc_dev), j); 440 USB_ATTACH_ERROR_RETURN; 441 } 442 } 443 444 printf("%s: audio rev %d.%02x\n", USBDEVNAME(sc->sc_dev), 445 sc->sc_audio_rev >> 8, sc->sc_audio_rev & 0xff); 446 447 sc->sc_playchan.sc = sc->sc_recchan.sc = sc; 448 sc->sc_playchan.altidx = -1; 449 sc->sc_recchan.altidx = -1; 450 451 if (usbd_get_quirks(sc->sc_udev)->uq_flags & UQ_AU_NO_FRAC) 452 sc->sc_altflags |= UA_NOFRAC; 453 454 #ifndef UAUDIO_DEBUG 455 if (bootverbose) 456 #endif 457 printf("%s: %d mixer controls\n", USBDEVNAME(sc->sc_dev), 458 sc->sc_nctls); 459 460 usbd_add_drv_event(USB_EVENT_DRIVER_ATTACH, sc->sc_udev, 461 USBDEV(sc->sc_dev)); 462 463 DPRINTF(("uaudio_attach: doing audio_attach_mi\n")); 464 #if defined(__OpenBSD__) 465 audio_attach_mi(&uaudio_hw_if, sc, &sc->sc_dev); 466 #else 467 sc->sc_audiodev = audio_attach_mi(&uaudio_hw_if, sc, &sc->sc_dev); 468 #endif 469 470 USB_ATTACH_SUCCESS_RETURN; 471 } 472 473 int 474 uaudio_activate(device_ptr_t self, enum devact act) 475 { 476 struct uaudio_softc *sc; 477 int rv; 478 479 sc = (struct uaudio_softc *)self; 480 rv = 0; 481 switch (act) { 482 case DVACT_ACTIVATE: 483 return EOPNOTSUPP; 484 485 case DVACT_DEACTIVATE: 486 if (sc->sc_audiodev != NULL) 487 rv = config_deactivate(sc->sc_audiodev); 488 sc->sc_dying = 1; 489 break; 490 } 491 return rv; 492 } 493 494 int 495 uaudio_detach(device_ptr_t self, int flags) 496 { 497 struct uaudio_softc *sc; 498 int rv; 499 500 sc = (struct uaudio_softc *)self; 501 rv = 0; 502 /* Wait for outstanding requests to complete. */ 503 usbd_delay_ms(sc->sc_udev, UAUDIO_NCHANBUFS * UAUDIO_NFRAMES); 504 505 if (sc->sc_audiodev != NULL) 506 rv = config_detach(sc->sc_audiodev, flags); 507 508 usbd_add_drv_event(USB_EVENT_DRIVER_DETACH, sc->sc_udev, 509 USBDEV(sc->sc_dev)); 510 511 if (sc->sc_formats != NULL) 512 free(sc->sc_formats, M_USBDEV); 513 auconv_delete_encodings(sc->sc_encodings); 514 return rv; 515 } 516 517 Static int 518 uaudio_query_encoding(void *addr, struct audio_encoding *fp) 519 { 520 struct uaudio_softc *sc; 521 int flags; 522 523 sc = addr; 524 flags = sc->sc_altflags; 525 if (sc->sc_dying) 526 return EIO; 527 528 if (sc->sc_nalts == 0 || flags == 0) 529 return ENXIO; 530 531 return auconv_query_encoding(sc->sc_encodings, fp); 532 } 533 534 Static const usb_interface_descriptor_t * 535 uaudio_find_iface(const char *tbuf, int size, int *offsp, int subtype) 536 { 537 const usb_interface_descriptor_t *d; 538 539 while (*offsp < size) { 540 d = (const void *)(tbuf + *offsp); 541 *offsp += d->bLength; 542 if (d->bDescriptorType == UDESC_INTERFACE && 543 d->bInterfaceClass == UICLASS_AUDIO && 544 d->bInterfaceSubClass == subtype) 545 return d; 546 } 547 return NULL; 548 } 549 550 Static void 551 uaudio_mixer_add_ctl(struct uaudio_softc *sc, struct mixerctl *mc) 552 { 553 int res; 554 size_t len; 555 struct mixerctl *nmc; 556 557 if (mc->class < UAC_NCLASSES) { 558 DPRINTF(("%s: adding %s.%s\n", 559 __func__, uac_names[mc->class], mc->ctlname)); 560 } else { 561 DPRINTF(("%s: adding %s\n", __func__, mc->ctlname)); 562 } 563 len = sizeof(*mc) * (sc->sc_nctls + 1); 564 nmc = malloc(len, M_USBDEV, M_NOWAIT); 565 if (nmc == NULL) { 566 printf("uaudio_mixer_add_ctl: no memory\n"); 567 return; 568 } 569 /* Copy old data, if there was any */ 570 if (sc->sc_nctls != 0) { 571 memcpy(nmc, sc->sc_ctls, sizeof(*mc) * (sc->sc_nctls)); 572 free(sc->sc_ctls, M_USBDEV); 573 } 574 sc->sc_ctls = nmc; 575 576 mc->delta = 0; 577 if (mc->type == MIX_ON_OFF) { 578 mc->minval = 0; 579 mc->maxval = 1; 580 } else if (mc->type == MIX_SELECTOR) { 581 ; 582 } else { 583 /* Determine min and max values. */ 584 mc->minval = uaudio_signext(mc->type, 585 uaudio_get(sc, GET_MIN, UT_READ_CLASS_INTERFACE, 586 mc->wValue[0], mc->wIndex, 587 MIX_SIZE(mc->type))); 588 mc->maxval = 1 + uaudio_signext(mc->type, 589 uaudio_get(sc, GET_MAX, UT_READ_CLASS_INTERFACE, 590 mc->wValue[0], mc->wIndex, 591 MIX_SIZE(mc->type))); 592 mc->mul = mc->maxval - mc->minval; 593 if (mc->mul == 0) 594 mc->mul = 1; 595 res = uaudio_get(sc, GET_RES, UT_READ_CLASS_INTERFACE, 596 mc->wValue[0], mc->wIndex, 597 MIX_SIZE(mc->type)); 598 if (res > 0) 599 mc->delta = (res * 255 + mc->mul/2) / mc->mul; 600 } 601 602 sc->sc_ctls[sc->sc_nctls++] = *mc; 603 604 #ifdef UAUDIO_DEBUG 605 if (uaudiodebug > 2) { 606 int i; 607 DPRINTF(("uaudio_mixer_add_ctl: wValue=%04x",mc->wValue[0])); 608 for (i = 1; i < mc->nchan; i++) 609 DPRINTF((",%04x", mc->wValue[i])); 610 DPRINTF((" wIndex=%04x type=%d name='%s' unit='%s' " 611 "min=%d max=%d\n", 612 mc->wIndex, mc->type, mc->ctlname, mc->ctlunit, 613 mc->minval, mc->maxval)); 614 } 615 #endif 616 } 617 618 Static char * 619 uaudio_id_name(struct uaudio_softc *sc __unused, 620 const struct io_terminal *iot __unused, int id) 621 { 622 static char tbuf[32]; 623 624 snprintf(tbuf, sizeof(tbuf), "i%d", id); 625 return tbuf; 626 } 627 628 #ifdef UAUDIO_DEBUG 629 Static void 630 uaudio_dump_cluster(const struct usb_audio_cluster *cl) 631 { 632 static const char *channel_names[16] = { 633 "LEFT", "RIGHT", "CENTER", "LFE", 634 "LEFT_SURROUND", "RIGHT_SURROUND", "LEFT_CENTER", "RIGHT_CENTER", 635 "SURROUND", "LEFT_SIDE", "RIGHT_SIDE", "TOP", 636 "RESERVED12", "RESERVED13", "RESERVED14", "RESERVED15", 637 }; 638 int cc, i, first; 639 640 cc = UGETW(cl->wChannelConfig); 641 logprintf("cluster: bNrChannels=%u wChannelConfig=0x%.4x", 642 cl->bNrChannels, cc); 643 first = TRUE; 644 for (i = 0; cc != 0; i++) { 645 if (cc & 1) { 646 logprintf("%c%s", first ? '<' : ',', channel_names[i]); 647 first = FALSE; 648 } 649 cc = cc >> 1; 650 } 651 logprintf("> iChannelNames=%u", cl->iChannelNames); 652 } 653 #endif 654 655 Static struct usb_audio_cluster 656 uaudio_get_cluster(int id, const struct io_terminal *iot) 657 { 658 struct usb_audio_cluster r; 659 const usb_descriptor_t *dp; 660 int i; 661 662 for (i = 0; i < 25; i++) { /* avoid infinite loops */ 663 dp = iot[id].d.desc; 664 if (dp == 0) 665 goto bad; 666 switch (dp->bDescriptorSubtype) { 667 case UDESCSUB_AC_INPUT: 668 r.bNrChannels = iot[id].d.it->bNrChannels; 669 USETW(r.wChannelConfig, UGETW(iot[id].d.it->wChannelConfig)); 670 r.iChannelNames = iot[id].d.it->iChannelNames; 671 return r; 672 case UDESCSUB_AC_OUTPUT: 673 id = iot[id].d.ot->bSourceId; 674 break; 675 case UDESCSUB_AC_MIXER: 676 r = *(const struct usb_audio_cluster *) 677 &iot[id].d.mu->baSourceId[iot[id].d.mu->bNrInPins]; 678 return r; 679 case UDESCSUB_AC_SELECTOR: 680 /* XXX This is not really right */ 681 id = iot[id].d.su->baSourceId[0]; 682 break; 683 case UDESCSUB_AC_FEATURE: 684 id = iot[id].d.fu->bSourceId; 685 break; 686 case UDESCSUB_AC_PROCESSING: 687 r = *(const struct usb_audio_cluster *) 688 &iot[id].d.pu->baSourceId[iot[id].d.pu->bNrInPins]; 689 return r; 690 case UDESCSUB_AC_EXTENSION: 691 r = *(const struct usb_audio_cluster *) 692 &iot[id].d.eu->baSourceId[iot[id].d.eu->bNrInPins]; 693 return r; 694 default: 695 goto bad; 696 } 697 } 698 bad: 699 printf("uaudio_get_cluster: bad data\n"); 700 memset(&r, 0, sizeof r); 701 return r; 702 703 } 704 705 Static void 706 uaudio_add_input(struct uaudio_softc *sc, const struct io_terminal *iot, int id) 707 { 708 const struct usb_audio_input_terminal *d; 709 710 d = iot[id].d.it; 711 #ifdef UAUDIO_DEBUG 712 DPRINTFN(2,("uaudio_add_input: bTerminalId=%d wTerminalType=0x%04x " 713 "bAssocTerminal=%d bNrChannels=%d wChannelConfig=%d " 714 "iChannelNames=%d iTerminal=%d\n", 715 d->bTerminalId, UGETW(d->wTerminalType), d->bAssocTerminal, 716 d->bNrChannels, UGETW(d->wChannelConfig), 717 d->iChannelNames, d->iTerminal)); 718 #endif 719 /* If USB input terminal, record wChannelConfig */ 720 if ((UGETW(d->wTerminalType) & 0xff00) != 0x0100) 721 return; 722 sc->sc_channel_config = UGETW(d->wChannelConfig); 723 } 724 725 Static void 726 uaudio_add_output(struct uaudio_softc *sc __unused, 727 const struct io_terminal *iot __unused, int id __unused) 728 { 729 #ifdef UAUDIO_DEBUG 730 const struct usb_audio_output_terminal *d; 731 732 d = iot[id].d.ot; 733 DPRINTFN(2,("uaudio_add_output: bTerminalId=%d wTerminalType=0x%04x " 734 "bAssocTerminal=%d bSourceId=%d iTerminal=%d\n", 735 d->bTerminalId, UGETW(d->wTerminalType), d->bAssocTerminal, 736 d->bSourceId, d->iTerminal)); 737 #endif 738 } 739 740 Static void 741 uaudio_add_mixer(struct uaudio_softc *sc, const struct io_terminal *iot, int id) 742 { 743 const struct usb_audio_mixer_unit *d; 744 const struct usb_audio_mixer_unit_1 *d1; 745 int c, chs, ichs, ochs, i, o, bno, p, mo, mc, k; 746 const uByte *bm; 747 struct mixerctl mix; 748 749 d = iot[id].d.mu; 750 DPRINTFN(2,("uaudio_add_mixer: bUnitId=%d bNrInPins=%d\n", 751 d->bUnitId, d->bNrInPins)); 752 753 /* Compute the number of input channels */ 754 ichs = 0; 755 for (i = 0; i < d->bNrInPins; i++) 756 ichs += uaudio_get_cluster(d->baSourceId[i], iot).bNrChannels; 757 758 /* and the number of output channels */ 759 d1 = (const struct usb_audio_mixer_unit_1 *)&d->baSourceId[d->bNrInPins]; 760 ochs = d1->bNrChannels; 761 DPRINTFN(2,("uaudio_add_mixer: ichs=%d ochs=%d\n", ichs, ochs)); 762 763 bm = d1->bmControls; 764 mix.wIndex = MAKE(d->bUnitId, sc->sc_ac_iface); 765 uaudio_determine_class(&iot[id], &mix); 766 mix.type = MIX_SIGNED_16; 767 mix.ctlunit = AudioNvolume; 768 #define _BIT(bno) ((bm[bno / 8] >> (7 - bno % 8)) & 1) 769 for (p = i = 0; i < d->bNrInPins; i++) { 770 chs = uaudio_get_cluster(d->baSourceId[i], iot).bNrChannels; 771 mc = 0; 772 for (c = 0; c < chs; c++) { 773 mo = 0; 774 for (o = 0; o < ochs; o++) { 775 bno = (p + c) * ochs + o; 776 if (_BIT(bno)) 777 mo++; 778 } 779 if (mo == 1) 780 mc++; 781 } 782 if (mc == chs && chs <= MIX_MAX_CHAN) { 783 k = 0; 784 for (c = 0; c < chs; c++) 785 for (o = 0; o < ochs; o++) { 786 bno = (p + c) * ochs + o; 787 if (_BIT(bno)) 788 mix.wValue[k++] = 789 MAKE(p+c+1, o+1); 790 } 791 snprintf(mix.ctlname, sizeof(mix.ctlname), "mix%d-%s", 792 d->bUnitId, uaudio_id_name(sc, iot, 793 d->baSourceId[i])); 794 mix.nchan = chs; 795 uaudio_mixer_add_ctl(sc, &mix); 796 } else { 797 /* XXX */ 798 } 799 #undef _BIT 800 p += chs; 801 } 802 803 } 804 805 Static void 806 uaudio_add_selector(struct uaudio_softc *sc, const struct io_terminal *iot, int id) 807 { 808 const struct usb_audio_selector_unit *d; 809 struct mixerctl mix; 810 int i, wp; 811 812 d = iot[id].d.su; 813 DPRINTFN(2,("uaudio_add_selector: bUnitId=%d bNrInPins=%d\n", 814 d->bUnitId, d->bNrInPins)); 815 mix.wIndex = MAKE(d->bUnitId, sc->sc_ac_iface); 816 mix.wValue[0] = MAKE(0, 0); 817 uaudio_determine_class(&iot[id], &mix); 818 mix.nchan = 1; 819 mix.type = MIX_SELECTOR; 820 mix.ctlunit = ""; 821 mix.minval = 1; 822 mix.maxval = d->bNrInPins; 823 mix.mul = mix.maxval - mix.minval; 824 wp = snprintf(mix.ctlname, MAX_AUDIO_DEV_LEN, "sel%d-", d->bUnitId); 825 for (i = 1; i <= d->bNrInPins; i++) { 826 wp += snprintf(mix.ctlname + wp, MAX_AUDIO_DEV_LEN - wp, 827 "i%d", d->baSourceId[i - 1]); 828 if (wp > MAX_AUDIO_DEV_LEN - 1) 829 break; 830 } 831 uaudio_mixer_add_ctl(sc, &mix); 832 } 833 834 #ifdef UAUDIO_DEBUG 835 Static const char * 836 uaudio_get_terminal_name(int terminal_type) 837 { 838 static char tbuf[100]; 839 840 switch (terminal_type) { 841 /* USB terminal types */ 842 case UAT_UNDEFINED: return "UAT_UNDEFINED"; 843 case UAT_STREAM: return "UAT_STREAM"; 844 case UAT_VENDOR: return "UAT_VENDOR"; 845 /* input terminal types */ 846 case UATI_UNDEFINED: return "UATI_UNDEFINED"; 847 case UATI_MICROPHONE: return "UATI_MICROPHONE"; 848 case UATI_DESKMICROPHONE: return "UATI_DESKMICROPHONE"; 849 case UATI_PERSONALMICROPHONE: return "UATI_PERSONALMICROPHONE"; 850 case UATI_OMNIMICROPHONE: return "UATI_OMNIMICROPHONE"; 851 case UATI_MICROPHONEARRAY: return "UATI_MICROPHONEARRAY"; 852 case UATI_PROCMICROPHONEARR: return "UATI_PROCMICROPHONEARR"; 853 /* output terminal types */ 854 case UATO_UNDEFINED: return "UATO_UNDEFINED"; 855 case UATO_SPEAKER: return "UATO_SPEAKER"; 856 case UATO_HEADPHONES: return "UATO_HEADPHONES"; 857 case UATO_DISPLAYAUDIO: return "UATO_DISPLAYAUDIO"; 858 case UATO_DESKTOPSPEAKER: return "UATO_DESKTOPSPEAKER"; 859 case UATO_ROOMSPEAKER: return "UATO_ROOMSPEAKER"; 860 case UATO_COMMSPEAKER: return "UATO_COMMSPEAKER"; 861 case UATO_SUBWOOFER: return "UATO_SUBWOOFER"; 862 /* bidir terminal types */ 863 case UATB_UNDEFINED: return "UATB_UNDEFINED"; 864 case UATB_HANDSET: return "UATB_HANDSET"; 865 case UATB_HEADSET: return "UATB_HEADSET"; 866 case UATB_SPEAKERPHONE: return "UATB_SPEAKERPHONE"; 867 case UATB_SPEAKERPHONEESUP: return "UATB_SPEAKERPHONEESUP"; 868 case UATB_SPEAKERPHONEECANC: return "UATB_SPEAKERPHONEECANC"; 869 /* telephony terminal types */ 870 case UATT_UNDEFINED: return "UATT_UNDEFINED"; 871 case UATT_PHONELINE: return "UATT_PHONELINE"; 872 case UATT_TELEPHONE: return "UATT_TELEPHONE"; 873 case UATT_DOWNLINEPHONE: return "UATT_DOWNLINEPHONE"; 874 /* external terminal types */ 875 case UATE_UNDEFINED: return "UATE_UNDEFINED"; 876 case UATE_ANALOGCONN: return "UATE_ANALOGCONN"; 877 case UATE_LINECONN: return "UATE_LINECONN"; 878 case UATE_LEGACYCONN: return "UATE_LEGACYCONN"; 879 case UATE_DIGITALAUIFC: return "UATE_DIGITALAUIFC"; 880 case UATE_SPDIF: return "UATE_SPDIF"; 881 case UATE_1394DA: return "UATE_1394DA"; 882 case UATE_1394DV: return "UATE_1394DV"; 883 /* embedded function terminal types */ 884 case UATF_UNDEFINED: return "UATF_UNDEFINED"; 885 case UATF_CALIBNOISE: return "UATF_CALIBNOISE"; 886 case UATF_EQUNOISE: return "UATF_EQUNOISE"; 887 case UATF_CDPLAYER: return "UATF_CDPLAYER"; 888 case UATF_DAT: return "UATF_DAT"; 889 case UATF_DCC: return "UATF_DCC"; 890 case UATF_MINIDISK: return "UATF_MINIDISK"; 891 case UATF_ANALOGTAPE: return "UATF_ANALOGTAPE"; 892 case UATF_PHONOGRAPH: return "UATF_PHONOGRAPH"; 893 case UATF_VCRAUDIO: return "UATF_VCRAUDIO"; 894 case UATF_VIDEODISCAUDIO: return "UATF_VIDEODISCAUDIO"; 895 case UATF_DVDAUDIO: return "UATF_DVDAUDIO"; 896 case UATF_TVTUNERAUDIO: return "UATF_TVTUNERAUDIO"; 897 case UATF_SATELLITE: return "UATF_SATELLITE"; 898 case UATF_CABLETUNER: return "UATF_CABLETUNER"; 899 case UATF_DSS: return "UATF_DSS"; 900 case UATF_RADIORECV: return "UATF_RADIORECV"; 901 case UATF_RADIOXMIT: return "UATF_RADIOXMIT"; 902 case UATF_MULTITRACK: return "UATF_MULTITRACK"; 903 case UATF_SYNTHESIZER: return "UATF_SYNTHESIZER"; 904 default: 905 snprintf(tbuf, sizeof(tbuf), "unknown type (0x%.4x)", terminal_type); 906 return tbuf; 907 } 908 } 909 #endif 910 911 Static int 912 uaudio_determine_class(const struct io_terminal *iot, struct mixerctl *mix) 913 { 914 int terminal_type; 915 916 if (iot == NULL || iot->output == NULL) { 917 mix->class = UAC_OUTPUT; 918 return 0; 919 } 920 terminal_type = 0; 921 if (iot->output->size == 1) 922 terminal_type = iot->output->terminals[0]; 923 /* 924 * If the only output terminal is USB, 925 * the class is UAC_RECORD. 926 */ 927 if ((terminal_type & 0xff00) == (UAT_UNDEFINED & 0xff00)) { 928 mix->class = UAC_RECORD; 929 if (iot->inputs_size == 1 930 && iot->inputs[0] != NULL 931 && iot->inputs[0]->size == 1) 932 return iot->inputs[0]->terminals[0]; 933 else 934 return 0; 935 } 936 /* 937 * If the ultimate destination of the unit is just one output 938 * terminal and the unit is connected to the output terminal 939 * directly, the class is UAC_OUTPUT. 940 */ 941 if (terminal_type != 0 && iot->direct) { 942 mix->class = UAC_OUTPUT; 943 return terminal_type; 944 } 945 /* 946 * If the unit is connected to just one input terminal, 947 * the class is UAC_INPUT. 948 */ 949 if (iot->inputs_size == 1 && iot->inputs[0] != NULL 950 && iot->inputs[0]->size == 1) { 951 mix->class = UAC_INPUT; 952 return iot->inputs[0]->terminals[0]; 953 } 954 /* 955 * Otherwise, the class is UAC_OUTPUT. 956 */ 957 mix->class = UAC_OUTPUT; 958 return terminal_type; 959 } 960 961 Static const char * 962 uaudio_feature_name(const struct io_terminal *iot, struct mixerctl *mix) 963 { 964 int terminal_type; 965 966 terminal_type = uaudio_determine_class(iot, mix); 967 if (mix->class == UAC_RECORD && terminal_type == 0) 968 return AudioNmixerout; 969 DPRINTF(("%s: terminal_type=%s\n", __func__, 970 uaudio_get_terminal_name(terminal_type))); 971 switch (terminal_type) { 972 case UAT_STREAM: 973 return AudioNdac; 974 975 case UATI_MICROPHONE: 976 case UATI_DESKMICROPHONE: 977 case UATI_PERSONALMICROPHONE: 978 case UATI_OMNIMICROPHONE: 979 case UATI_MICROPHONEARRAY: 980 case UATI_PROCMICROPHONEARR: 981 return AudioNmicrophone; 982 983 case UATO_SPEAKER: 984 case UATO_DESKTOPSPEAKER: 985 case UATO_ROOMSPEAKER: 986 case UATO_COMMSPEAKER: 987 return AudioNspeaker; 988 989 case UATO_HEADPHONES: 990 return AudioNheadphone; 991 992 case UATO_SUBWOOFER: 993 return AudioNlfe; 994 995 /* telephony terminal types */ 996 case UATT_UNDEFINED: 997 case UATT_PHONELINE: 998 case UATT_TELEPHONE: 999 case UATT_DOWNLINEPHONE: 1000 return "phone"; 1001 1002 case UATE_ANALOGCONN: 1003 case UATE_LINECONN: 1004 case UATE_LEGACYCONN: 1005 return AudioNline; 1006 1007 case UATE_DIGITALAUIFC: 1008 case UATE_SPDIF: 1009 case UATE_1394DA: 1010 case UATE_1394DV: 1011 return AudioNaux; 1012 1013 case UATF_CDPLAYER: 1014 return AudioNcd; 1015 1016 case UATF_SYNTHESIZER: 1017 return AudioNfmsynth; 1018 1019 case UATF_VIDEODISCAUDIO: 1020 case UATF_DVDAUDIO: 1021 case UATF_TVTUNERAUDIO: 1022 return AudioNvideo; 1023 1024 case UAT_UNDEFINED: 1025 case UAT_VENDOR: 1026 case UATI_UNDEFINED: 1027 /* output terminal types */ 1028 case UATO_UNDEFINED: 1029 case UATO_DISPLAYAUDIO: 1030 /* bidir terminal types */ 1031 case UATB_UNDEFINED: 1032 case UATB_HANDSET: 1033 case UATB_HEADSET: 1034 case UATB_SPEAKERPHONE: 1035 case UATB_SPEAKERPHONEESUP: 1036 case UATB_SPEAKERPHONEECANC: 1037 /* external terminal types */ 1038 case UATE_UNDEFINED: 1039 /* embedded function terminal types */ 1040 case UATF_UNDEFINED: 1041 case UATF_CALIBNOISE: 1042 case UATF_EQUNOISE: 1043 case UATF_DAT: 1044 case UATF_DCC: 1045 case UATF_MINIDISK: 1046 case UATF_ANALOGTAPE: 1047 case UATF_PHONOGRAPH: 1048 case UATF_VCRAUDIO: 1049 case UATF_SATELLITE: 1050 case UATF_CABLETUNER: 1051 case UATF_DSS: 1052 case UATF_RADIORECV: 1053 case UATF_RADIOXMIT: 1054 case UATF_MULTITRACK: 1055 case 0xffff: 1056 default: 1057 DPRINTF(("%s: 'master' for 0x%.4x\n", __func__, terminal_type)); 1058 return AudioNmaster; 1059 } 1060 return AudioNmaster; 1061 } 1062 1063 Static void 1064 uaudio_add_feature(struct uaudio_softc *sc, const struct io_terminal *iot, int id) 1065 { 1066 const struct usb_audio_feature_unit *d; 1067 const uByte *ctls; 1068 int ctlsize; 1069 int nchan; 1070 u_int fumask, mmask, cmask; 1071 struct mixerctl mix; 1072 int chan, ctl, i, unit; 1073 const char *mixername; 1074 1075 #define GET(i) (ctls[(i)*ctlsize] | \ 1076 (ctlsize > 1 ? ctls[(i)*ctlsize+1] << 8 : 0)) 1077 d = iot[id].d.fu; 1078 ctls = d->bmaControls; 1079 ctlsize = d->bControlSize; 1080 nchan = (d->bLength - 7) / ctlsize; 1081 mmask = GET(0); 1082 /* Figure out what we can control */ 1083 for (cmask = 0, chan = 1; chan < nchan; chan++) { 1084 DPRINTFN(9,("uaudio_add_feature: chan=%d mask=%x\n", 1085 chan, GET(chan))); 1086 cmask |= GET(chan); 1087 } 1088 1089 DPRINTFN(1,("uaudio_add_feature: bUnitId=%d, " 1090 "%d channels, mmask=0x%04x, cmask=0x%04x\n", 1091 d->bUnitId, nchan, mmask, cmask)); 1092 1093 if (nchan > MIX_MAX_CHAN) 1094 nchan = MIX_MAX_CHAN; 1095 unit = d->bUnitId; 1096 mix.wIndex = MAKE(unit, sc->sc_ac_iface); 1097 for (ctl = MUTE_CONTROL; ctl < LOUDNESS_CONTROL; ctl++) { 1098 fumask = FU_MASK(ctl); 1099 DPRINTFN(4,("uaudio_add_feature: ctl=%d fumask=0x%04x\n", 1100 ctl, fumask)); 1101 if (mmask & fumask) { 1102 mix.nchan = 1; 1103 mix.wValue[0] = MAKE(ctl, 0); 1104 } else if (cmask & fumask) { 1105 mix.nchan = nchan - 1; 1106 for (i = 1; i < nchan; i++) { 1107 if (GET(i) & fumask) 1108 mix.wValue[i-1] = MAKE(ctl, i); 1109 else 1110 mix.wValue[i-1] = -1; 1111 } 1112 } else { 1113 continue; 1114 } 1115 #undef GET 1116 mixername = uaudio_feature_name(&iot[id], &mix); 1117 switch (ctl) { 1118 case MUTE_CONTROL: 1119 mix.type = MIX_ON_OFF; 1120 mix.ctlunit = ""; 1121 snprintf(mix.ctlname, sizeof(mix.ctlname), 1122 "%s.%s", mixername, AudioNmute); 1123 break; 1124 case VOLUME_CONTROL: 1125 mix.type = MIX_SIGNED_16; 1126 mix.ctlunit = AudioNvolume; 1127 strlcpy(mix.ctlname, mixername, sizeof(mix.ctlname)); 1128 break; 1129 case BASS_CONTROL: 1130 mix.type = MIX_SIGNED_8; 1131 mix.ctlunit = AudioNbass; 1132 snprintf(mix.ctlname, sizeof(mix.ctlname), 1133 "%s.%s", mixername, AudioNbass); 1134 break; 1135 case MID_CONTROL: 1136 mix.type = MIX_SIGNED_8; 1137 mix.ctlunit = AudioNmid; 1138 snprintf(mix.ctlname, sizeof(mix.ctlname), 1139 "%s.%s", mixername, AudioNmid); 1140 break; 1141 case TREBLE_CONTROL: 1142 mix.type = MIX_SIGNED_8; 1143 mix.ctlunit = AudioNtreble; 1144 snprintf(mix.ctlname, sizeof(mix.ctlname), 1145 "%s.%s", mixername, AudioNtreble); 1146 break; 1147 case GRAPHIC_EQUALIZER_CONTROL: 1148 continue; /* XXX don't add anything */ 1149 break; 1150 case AGC_CONTROL: 1151 mix.type = MIX_ON_OFF; 1152 mix.ctlunit = ""; 1153 snprintf(mix.ctlname, sizeof(mix.ctlname), "%s.%s", 1154 mixername, AudioNagc); 1155 break; 1156 case DELAY_CONTROL: 1157 mix.type = MIX_UNSIGNED_16; 1158 mix.ctlunit = "4 ms"; 1159 snprintf(mix.ctlname, sizeof(mix.ctlname), 1160 "%s.%s", mixername, AudioNdelay); 1161 break; 1162 case BASS_BOOST_CONTROL: 1163 mix.type = MIX_ON_OFF; 1164 mix.ctlunit = ""; 1165 snprintf(mix.ctlname, sizeof(mix.ctlname), 1166 "%s.%s", mixername, AudioNbassboost); 1167 break; 1168 case LOUDNESS_CONTROL: 1169 mix.type = MIX_ON_OFF; 1170 mix.ctlunit = ""; 1171 snprintf(mix.ctlname, sizeof(mix.ctlname), 1172 "%s.%s", mixername, AudioNloudness); 1173 break; 1174 } 1175 uaudio_mixer_add_ctl(sc, &mix); 1176 } 1177 } 1178 1179 Static void 1180 uaudio_add_processing_updown(struct uaudio_softc *sc, 1181 const struct io_terminal *iot, int id) 1182 { 1183 const struct usb_audio_processing_unit *d; 1184 const struct usb_audio_processing_unit_1 *d1; 1185 const struct usb_audio_processing_unit_updown *ud; 1186 struct mixerctl mix; 1187 int i; 1188 1189 d = iot[id].d.pu; 1190 d1 = (const struct usb_audio_processing_unit_1 *) 1191 &d->baSourceId[d->bNrInPins]; 1192 ud = (const struct usb_audio_processing_unit_updown *) 1193 &d1->bmControls[d1->bControlSize]; 1194 DPRINTFN(2,("uaudio_add_processing_updown: bUnitId=%d bNrModes=%d\n", 1195 d->bUnitId, ud->bNrModes)); 1196 1197 if (!(d1->bmControls[0] & UA_PROC_MASK(UD_MODE_SELECT_CONTROL))) { 1198 DPRINTF(("uaudio_add_processing_updown: no mode select\n")); 1199 return; 1200 } 1201 1202 mix.wIndex = MAKE(d->bUnitId, sc->sc_ac_iface); 1203 mix.nchan = 1; 1204 mix.wValue[0] = MAKE(UD_MODE_SELECT_CONTROL, 0); 1205 uaudio_determine_class(&iot[id], &mix); 1206 mix.type = MIX_ON_OFF; /* XXX */ 1207 mix.ctlunit = ""; 1208 snprintf(mix.ctlname, sizeof(mix.ctlname), "pro%d-mode", d->bUnitId); 1209 1210 for (i = 0; i < ud->bNrModes; i++) { 1211 DPRINTFN(2,("uaudio_add_processing_updown: i=%d bm=0x%x\n", 1212 i, UGETW(ud->waModes[i]))); 1213 /* XXX */ 1214 } 1215 uaudio_mixer_add_ctl(sc, &mix); 1216 } 1217 1218 Static void 1219 uaudio_add_processing(struct uaudio_softc *sc, const struct io_terminal *iot, int id) 1220 { 1221 const struct usb_audio_processing_unit *d; 1222 const struct usb_audio_processing_unit_1 *d1; 1223 int ptype; 1224 struct mixerctl mix; 1225 1226 d = iot[id].d.pu; 1227 d1 = (const struct usb_audio_processing_unit_1 *) 1228 &d->baSourceId[d->bNrInPins]; 1229 ptype = UGETW(d->wProcessType); 1230 DPRINTFN(2,("uaudio_add_processing: wProcessType=%d bUnitId=%d " 1231 "bNrInPins=%d\n", ptype, d->bUnitId, d->bNrInPins)); 1232 1233 if (d1->bmControls[0] & UA_PROC_ENABLE_MASK) { 1234 mix.wIndex = MAKE(d->bUnitId, sc->sc_ac_iface); 1235 mix.nchan = 1; 1236 mix.wValue[0] = MAKE(XX_ENABLE_CONTROL, 0); 1237 uaudio_determine_class(&iot[id], &mix); 1238 mix.type = MIX_ON_OFF; 1239 mix.ctlunit = ""; 1240 snprintf(mix.ctlname, sizeof(mix.ctlname), "pro%d.%d-enable", 1241 d->bUnitId, ptype); 1242 uaudio_mixer_add_ctl(sc, &mix); 1243 } 1244 1245 switch(ptype) { 1246 case UPDOWNMIX_PROCESS: 1247 uaudio_add_processing_updown(sc, iot, id); 1248 break; 1249 case DOLBY_PROLOGIC_PROCESS: 1250 case P3D_STEREO_EXTENDER_PROCESS: 1251 case REVERBATION_PROCESS: 1252 case CHORUS_PROCESS: 1253 case DYN_RANGE_COMP_PROCESS: 1254 default: 1255 #ifdef UAUDIO_DEBUG 1256 printf("uaudio_add_processing: unit %d, type=%d not impl.\n", 1257 d->bUnitId, ptype); 1258 #endif 1259 break; 1260 } 1261 } 1262 1263 Static void 1264 uaudio_add_extension(struct uaudio_softc *sc, const struct io_terminal *iot, int id) 1265 { 1266 const struct usb_audio_extension_unit *d; 1267 const struct usb_audio_extension_unit_1 *d1; 1268 struct mixerctl mix; 1269 1270 d = iot[id].d.eu; 1271 d1 = (const struct usb_audio_extension_unit_1 *) 1272 &d->baSourceId[d->bNrInPins]; 1273 DPRINTFN(2,("uaudio_add_extension: bUnitId=%d bNrInPins=%d\n", 1274 d->bUnitId, d->bNrInPins)); 1275 1276 if (usbd_get_quirks(sc->sc_udev)->uq_flags & UQ_AU_NO_XU) 1277 return; 1278 1279 if (d1->bmControls[0] & UA_EXT_ENABLE_MASK) { 1280 mix.wIndex = MAKE(d->bUnitId, sc->sc_ac_iface); 1281 mix.nchan = 1; 1282 mix.wValue[0] = MAKE(UA_EXT_ENABLE, 0); 1283 uaudio_determine_class(&iot[id], &mix); 1284 mix.type = MIX_ON_OFF; 1285 mix.ctlunit = ""; 1286 snprintf(mix.ctlname, sizeof(mix.ctlname), "ext%d-enable", 1287 d->bUnitId); 1288 uaudio_mixer_add_ctl(sc, &mix); 1289 } 1290 } 1291 1292 Static struct terminal_list* 1293 uaudio_merge_terminal_list(const struct io_terminal *iot) 1294 { 1295 struct terminal_list *tml; 1296 uint16_t *ptm; 1297 int i, len; 1298 1299 len = 0; 1300 if (iot->inputs == NULL) 1301 return NULL; 1302 for (i = 0; i < iot->inputs_size; i++) { 1303 if (iot->inputs[i] != NULL) 1304 len += iot->inputs[i]->size; 1305 } 1306 tml = malloc(TERMINAL_LIST_SIZE(len), M_TEMP, M_NOWAIT); 1307 if (tml == NULL) { 1308 printf("uaudio_merge_terminal_list: no memory\n"); 1309 return NULL; 1310 } 1311 tml->size = 0; 1312 ptm = tml->terminals; 1313 for (i = 0; i < iot->inputs_size; i++) { 1314 if (iot->inputs[i] == NULL) 1315 continue; 1316 if (iot->inputs[i]->size > len) 1317 break; 1318 memcpy(ptm, iot->inputs[i]->terminals, 1319 iot->inputs[i]->size * sizeof(uint16_t)); 1320 tml->size += iot->inputs[i]->size; 1321 ptm += iot->inputs[i]->size; 1322 len -= iot->inputs[i]->size; 1323 } 1324 return tml; 1325 } 1326 1327 Static struct terminal_list * 1328 uaudio_io_terminaltype(int outtype, struct io_terminal *iot, int id) 1329 { 1330 struct terminal_list *tml; 1331 struct io_terminal *it; 1332 int src_id, i; 1333 1334 it = &iot[id]; 1335 if (it->output != NULL) { 1336 /* already has outtype? */ 1337 for (i = 0; i < it->output->size; i++) 1338 if (it->output->terminals[i] == outtype) 1339 return uaudio_merge_terminal_list(it); 1340 tml = malloc(TERMINAL_LIST_SIZE(it->output->size + 1), 1341 M_TEMP, M_NOWAIT); 1342 if (tml == NULL) { 1343 printf("uaudio_io_terminaltype: no memory\n"); 1344 return uaudio_merge_terminal_list(it); 1345 } 1346 memcpy(tml, it->output, TERMINAL_LIST_SIZE(it->output->size)); 1347 tml->terminals[it->output->size] = outtype; 1348 tml->size++; 1349 free(it->output, M_TEMP); 1350 it->output = tml; 1351 if (it->inputs != NULL) { 1352 for (i = 0; i < it->inputs_size; i++) 1353 if (it->inputs[i] != NULL) 1354 free(it->inputs[i], M_TEMP); 1355 free(it->inputs, M_TEMP); 1356 } 1357 it->inputs_size = 0; 1358 it->inputs = NULL; 1359 } else { /* end `iot[id] != NULL' */ 1360 it->inputs_size = 0; 1361 it->inputs = NULL; 1362 it->output = malloc(TERMINAL_LIST_SIZE(1), M_TEMP, M_NOWAIT); 1363 if (it->output == NULL) { 1364 printf("uaudio_io_terminaltype: no memory\n"); 1365 return NULL; 1366 } 1367 it->output->terminals[0] = outtype; 1368 it->output->size = 1; 1369 it->direct = FALSE; 1370 } 1371 1372 switch (it->d.desc->bDescriptorSubtype) { 1373 case UDESCSUB_AC_INPUT: 1374 it->inputs = malloc(sizeof(struct terminal_list *), M_TEMP, M_NOWAIT); 1375 if (it->inputs == NULL) { 1376 printf("uaudio_io_terminaltype: no memory\n"); 1377 return NULL; 1378 } 1379 tml = malloc(TERMINAL_LIST_SIZE(1), M_TEMP, M_NOWAIT); 1380 if (tml == NULL) { 1381 printf("uaudio_io_terminaltype: no memory\n"); 1382 free(it->inputs, M_TEMP); 1383 it->inputs = NULL; 1384 return NULL; 1385 } 1386 it->inputs[0] = tml; 1387 tml->terminals[0] = UGETW(it->d.it->wTerminalType); 1388 tml->size = 1; 1389 it->inputs_size = 1; 1390 return uaudio_merge_terminal_list(it); 1391 case UDESCSUB_AC_FEATURE: 1392 src_id = it->d.fu->bSourceId; 1393 it->inputs = malloc(sizeof(struct terminal_list *), M_TEMP, M_NOWAIT); 1394 if (it->inputs == NULL) { 1395 printf("uaudio_io_terminaltype: no memory\n"); 1396 return uaudio_io_terminaltype(outtype, iot, src_id); 1397 } 1398 it->inputs[0] = uaudio_io_terminaltype(outtype, iot, src_id); 1399 it->inputs_size = 1; 1400 return uaudio_merge_terminal_list(it); 1401 case UDESCSUB_AC_OUTPUT: 1402 it->inputs = malloc(sizeof(struct terminal_list *), M_TEMP, M_NOWAIT); 1403 if (it->inputs == NULL) { 1404 printf("uaudio_io_terminaltype: no memory\n"); 1405 return NULL; 1406 } 1407 src_id = it->d.ot->bSourceId; 1408 it->inputs[0] = uaudio_io_terminaltype(outtype, iot, src_id); 1409 it->inputs_size = 1; 1410 iot[src_id].direct = TRUE; 1411 return NULL; 1412 case UDESCSUB_AC_MIXER: 1413 it->inputs_size = 0; 1414 it->inputs = malloc(sizeof(struct terminal_list *) 1415 * it->d.mu->bNrInPins, M_TEMP, M_NOWAIT); 1416 if (it->inputs == NULL) { 1417 printf("uaudio_io_terminaltype: no memory\n"); 1418 return NULL; 1419 } 1420 for (i = 0; i < it->d.mu->bNrInPins; i++) { 1421 src_id = it->d.mu->baSourceId[i]; 1422 it->inputs[i] = uaudio_io_terminaltype(outtype, iot, 1423 src_id); 1424 it->inputs_size++; 1425 } 1426 return uaudio_merge_terminal_list(it); 1427 case UDESCSUB_AC_SELECTOR: 1428 it->inputs_size = 0; 1429 it->inputs = malloc(sizeof(struct terminal_list *) 1430 * it->d.su->bNrInPins, M_TEMP, M_NOWAIT); 1431 if (it->inputs == NULL) { 1432 printf("uaudio_io_terminaltype: no memory\n"); 1433 return NULL; 1434 } 1435 for (i = 0; i < it->d.su->bNrInPins; i++) { 1436 src_id = it->d.su->baSourceId[i]; 1437 it->inputs[i] = uaudio_io_terminaltype(outtype, iot, 1438 src_id); 1439 it->inputs_size++; 1440 } 1441 return uaudio_merge_terminal_list(it); 1442 case UDESCSUB_AC_PROCESSING: 1443 it->inputs_size = 0; 1444 it->inputs = malloc(sizeof(struct terminal_list *) 1445 * it->d.pu->bNrInPins, M_TEMP, M_NOWAIT); 1446 if (it->inputs == NULL) { 1447 printf("uaudio_io_terminaltype: no memory\n"); 1448 return NULL; 1449 } 1450 for (i = 0; i < it->d.pu->bNrInPins; i++) { 1451 src_id = it->d.pu->baSourceId[i]; 1452 it->inputs[i] = uaudio_io_terminaltype(outtype, iot, 1453 src_id); 1454 it->inputs_size++; 1455 } 1456 return uaudio_merge_terminal_list(it); 1457 case UDESCSUB_AC_EXTENSION: 1458 it->inputs_size = 0; 1459 it->inputs = malloc(sizeof(struct terminal_list *) 1460 * it->d.eu->bNrInPins, M_TEMP, M_NOWAIT); 1461 if (it->inputs == NULL) { 1462 printf("uaudio_io_terminaltype: no memory\n"); 1463 return NULL; 1464 } 1465 for (i = 0; i < it->d.eu->bNrInPins; i++) { 1466 src_id = it->d.eu->baSourceId[i]; 1467 it->inputs[i] = uaudio_io_terminaltype(outtype, iot, 1468 src_id); 1469 it->inputs_size++; 1470 } 1471 return uaudio_merge_terminal_list(it); 1472 case UDESCSUB_AC_HEADER: 1473 default: 1474 return NULL; 1475 } 1476 } 1477 1478 Static usbd_status 1479 uaudio_identify(struct uaudio_softc *sc, const usb_config_descriptor_t *cdesc) 1480 { 1481 usbd_status err; 1482 1483 err = uaudio_identify_ac(sc, cdesc); 1484 if (err) 1485 return err; 1486 return uaudio_identify_as(sc, cdesc); 1487 } 1488 1489 Static void 1490 uaudio_add_alt(struct uaudio_softc *sc, const struct as_info *ai) 1491 { 1492 size_t len; 1493 struct as_info *nai; 1494 1495 len = sizeof(*ai) * (sc->sc_nalts + 1); 1496 nai = malloc(len, M_USBDEV, M_NOWAIT); 1497 if (nai == NULL) { 1498 printf("uaudio_add_alt: no memory\n"); 1499 return; 1500 } 1501 /* Copy old data, if there was any */ 1502 if (sc->sc_nalts != 0) { 1503 memcpy(nai, sc->sc_alts, sizeof(*ai) * (sc->sc_nalts)); 1504 free(sc->sc_alts, M_USBDEV); 1505 } 1506 sc->sc_alts = nai; 1507 DPRINTFN(2,("uaudio_add_alt: adding alt=%d, enc=%d\n", 1508 ai->alt, ai->encoding)); 1509 sc->sc_alts[sc->sc_nalts++] = *ai; 1510 } 1511 1512 Static usbd_status 1513 uaudio_process_as(struct uaudio_softc *sc, const char *tbuf, int *offsp, 1514 int size, const usb_interface_descriptor_t *id) 1515 #define offs (*offsp) 1516 { 1517 const struct usb_audio_streaming_interface_descriptor *asid; 1518 const struct usb_audio_streaming_type1_descriptor *asf1d; 1519 const usb_endpoint_descriptor_audio_t *ed; 1520 const usb_endpoint_descriptor_audio_t *epdesc1; 1521 const struct usb_audio_streaming_endpoint_descriptor *sed; 1522 int format, chan, prec, enc; 1523 int dir, type, sync; 1524 struct as_info ai; 1525 const char *format_str; 1526 1527 asid = (const void *)(tbuf + offs); 1528 if (asid->bDescriptorType != UDESC_CS_INTERFACE || 1529 asid->bDescriptorSubtype != AS_GENERAL) 1530 return USBD_INVAL; 1531 DPRINTF(("uaudio_process_as: asid: bTerminakLink=%d wFormatTag=%d\n", 1532 asid->bTerminalLink, UGETW(asid->wFormatTag))); 1533 offs += asid->bLength; 1534 if (offs > size) 1535 return USBD_INVAL; 1536 1537 asf1d = (const void *)(tbuf + offs); 1538 if (asf1d->bDescriptorType != UDESC_CS_INTERFACE || 1539 asf1d->bDescriptorSubtype != FORMAT_TYPE) 1540 return USBD_INVAL; 1541 offs += asf1d->bLength; 1542 if (offs > size) 1543 return USBD_INVAL; 1544 1545 if (asf1d->bFormatType != FORMAT_TYPE_I) { 1546 printf("%s: ignored setting with type %d format\n", 1547 USBDEVNAME(sc->sc_dev), UGETW(asid->wFormatTag)); 1548 return USBD_NORMAL_COMPLETION; 1549 } 1550 1551 ed = (const void *)(tbuf + offs); 1552 if (ed->bDescriptorType != UDESC_ENDPOINT) 1553 return USBD_INVAL; 1554 DPRINTF(("uaudio_process_as: endpoint[0] bLength=%d bDescriptorType=%d " 1555 "bEndpointAddress=%d bmAttributes=0x%x wMaxPacketSize=%d " 1556 "bInterval=%d bRefresh=%d bSynchAddress=%d\n", 1557 ed->bLength, ed->bDescriptorType, ed->bEndpointAddress, 1558 ed->bmAttributes, UGETW(ed->wMaxPacketSize), 1559 ed->bInterval, ed->bRefresh, ed->bSynchAddress)); 1560 offs += ed->bLength; 1561 if (offs > size) 1562 return USBD_INVAL; 1563 if (UE_GET_XFERTYPE(ed->bmAttributes) != UE_ISOCHRONOUS) 1564 return USBD_INVAL; 1565 1566 dir = UE_GET_DIR(ed->bEndpointAddress); 1567 type = UE_GET_ISO_TYPE(ed->bmAttributes); 1568 if ((usbd_get_quirks(sc->sc_udev)->uq_flags & UQ_AU_INP_ASYNC) && 1569 dir == UE_DIR_IN && type == UE_ISO_ADAPT) 1570 type = UE_ISO_ASYNC; 1571 1572 /* We can't handle endpoints that need a sync pipe yet. */ 1573 sync = FALSE; 1574 if (dir == UE_DIR_IN && type == UE_ISO_ADAPT) { 1575 sync = TRUE; 1576 #ifndef UAUDIO_MULTIPLE_ENDPOINTS 1577 printf("%s: ignored input endpoint of type adaptive\n", 1578 USBDEVNAME(sc->sc_dev)); 1579 return USBD_NORMAL_COMPLETION; 1580 #endif 1581 } 1582 if (dir != UE_DIR_IN && type == UE_ISO_ASYNC) { 1583 sync = TRUE; 1584 #ifndef UAUDIO_MULTIPLE_ENDPOINTS 1585 printf("%s: ignored output endpoint of type async\n", 1586 USBDEVNAME(sc->sc_dev)); 1587 return USBD_NORMAL_COMPLETION; 1588 #endif 1589 } 1590 1591 sed = (const void *)(tbuf + offs); 1592 if (sed->bDescriptorType != UDESC_CS_ENDPOINT || 1593 sed->bDescriptorSubtype != AS_GENERAL) 1594 return USBD_INVAL; 1595 DPRINTF((" streadming_endpoint: offset=%d bLength=%d\n", offs, sed->bLength)); 1596 offs += sed->bLength; 1597 if (offs > size) 1598 return USBD_INVAL; 1599 1600 #ifdef UAUDIO_MULTIPLE_ENDPOINTS 1601 if (sync && id->bNumEndpoints <= 1) { 1602 printf("%s: a sync-pipe endpoint but no other endpoint\n", 1603 USBDEVNAME(sc->sc_dev)); 1604 return USBD_INVAL; 1605 } 1606 #endif 1607 if (!sync && id->bNumEndpoints > 1) { 1608 printf("%s: non sync-pipe endpoint but multiple endpoints\n", 1609 USBDEVNAME(sc->sc_dev)); 1610 return USBD_INVAL; 1611 } 1612 epdesc1 = NULL; 1613 if (id->bNumEndpoints > 1) { 1614 epdesc1 = (const void*)(tbuf + offs); 1615 if (epdesc1->bDescriptorType != UDESC_ENDPOINT) 1616 return USBD_INVAL; 1617 DPRINTF(("uaudio_process_as: endpoint[1] bLength=%d " 1618 "bDescriptorType=%d bEndpointAddress=%d " 1619 "bmAttributes=0x%x wMaxPacketSize=%d bInterval=%d " 1620 "bRefresh=%d bSynchAddress=%d\n", 1621 epdesc1->bLength, epdesc1->bDescriptorType, 1622 epdesc1->bEndpointAddress, epdesc1->bmAttributes, 1623 UGETW(epdesc1->wMaxPacketSize), epdesc1->bInterval, 1624 epdesc1->bRefresh, epdesc1->bSynchAddress)); 1625 offs += epdesc1->bLength; 1626 if (offs > size) 1627 return USBD_INVAL; 1628 if (epdesc1->bSynchAddress != 0) { 1629 printf("%s: invalid endpoint: bSynchAddress=0\n", 1630 USBDEVNAME(sc->sc_dev)); 1631 return USBD_INVAL; 1632 } 1633 if (UE_GET_XFERTYPE(epdesc1->bmAttributes) != UE_ISOCHRONOUS) { 1634 printf("%s: invalid endpoint: bmAttributes=0x%x\n", 1635 USBDEVNAME(sc->sc_dev), epdesc1->bmAttributes); 1636 return USBD_INVAL; 1637 } 1638 if (epdesc1->bEndpointAddress != ed->bSynchAddress) { 1639 printf("%s: invalid endpoint addresses: " 1640 "ep[0]->bSynchAddress=0x%x " 1641 "ep[1]->bEndpointAddress=0x%x\n", 1642 USBDEVNAME(sc->sc_dev), ed->bSynchAddress, 1643 epdesc1->bEndpointAddress); 1644 return USBD_INVAL; 1645 } 1646 /* UE_GET_ADDR(epdesc1->bEndpointAddress), and epdesc1->bRefresh */ 1647 } 1648 1649 format = UGETW(asid->wFormatTag); 1650 chan = asf1d->bNrChannels; 1651 prec = asf1d->bBitResolution; 1652 if (prec != 8 && prec != 16 && prec != 24) { 1653 printf("%s: ignored setting with precision %d\n", 1654 USBDEVNAME(sc->sc_dev), prec); 1655 return USBD_NORMAL_COMPLETION; 1656 } 1657 switch (format) { 1658 case UA_FMT_PCM: 1659 if (prec == 8) { 1660 sc->sc_altflags |= HAS_8; 1661 } else if (prec == 16) { 1662 sc->sc_altflags |= HAS_16; 1663 } else if (prec == 24) { 1664 sc->sc_altflags |= HAS_24; 1665 } 1666 enc = AUDIO_ENCODING_SLINEAR_LE; 1667 format_str = "pcm"; 1668 break; 1669 case UA_FMT_PCM8: 1670 enc = AUDIO_ENCODING_ULINEAR_LE; 1671 sc->sc_altflags |= HAS_8U; 1672 format_str = "pcm8"; 1673 break; 1674 case UA_FMT_ALAW: 1675 enc = AUDIO_ENCODING_ALAW; 1676 sc->sc_altflags |= HAS_ALAW; 1677 format_str = "alaw"; 1678 break; 1679 case UA_FMT_MULAW: 1680 enc = AUDIO_ENCODING_ULAW; 1681 sc->sc_altflags |= HAS_MULAW; 1682 format_str = "mulaw"; 1683 break; 1684 case UA_FMT_IEEE_FLOAT: 1685 default: 1686 printf("%s: ignored setting with format %d\n", 1687 USBDEVNAME(sc->sc_dev), format); 1688 return USBD_NORMAL_COMPLETION; 1689 } 1690 #ifdef UAUDIO_DEBUG 1691 printf("%s: %s: %dch, %d/%dbit, %s,", USBDEVNAME(sc->sc_dev), 1692 dir == UE_DIR_IN ? "recording" : "playback", 1693 chan, prec, asf1d->bSubFrameSize * 8, format_str); 1694 if (asf1d->bSamFreqType == UA_SAMP_CONTNUOUS) { 1695 printf(" %d-%dHz\n", UA_SAMP_LO(asf1d), UA_SAMP_HI(asf1d)); 1696 } else { 1697 int r; 1698 printf(" %d", UA_GETSAMP(asf1d, 0)); 1699 for (r = 1; r < asf1d->bSamFreqType; r++) 1700 printf(",%d", UA_GETSAMP(asf1d, r)); 1701 printf("Hz\n"); 1702 } 1703 #endif 1704 ai.alt = id->bAlternateSetting; 1705 ai.encoding = enc; 1706 ai.attributes = sed->bmAttributes; 1707 ai.idesc = id; 1708 ai.edesc = ed; 1709 ai.edesc1 = epdesc1; 1710 ai.asf1desc = asf1d; 1711 ai.sc_busy = 0; 1712 ai.aformat = NULL; 1713 ai.ifaceh = NULL; 1714 uaudio_add_alt(sc, &ai); 1715 #ifdef UAUDIO_DEBUG 1716 if (ai.attributes & UA_SED_FREQ_CONTROL) 1717 DPRINTFN(1, ("uaudio_process_as: FREQ_CONTROL\n")); 1718 if (ai.attributes & UA_SED_PITCH_CONTROL) 1719 DPRINTFN(1, ("uaudio_process_as: PITCH_CONTROL\n")); 1720 #endif 1721 sc->sc_mode |= (dir == UE_DIR_OUT) ? AUMODE_PLAY : AUMODE_RECORD; 1722 1723 return USBD_NORMAL_COMPLETION; 1724 } 1725 #undef offs 1726 1727 Static usbd_status 1728 uaudio_identify_as(struct uaudio_softc *sc, 1729 const usb_config_descriptor_t *cdesc) 1730 { 1731 const usb_interface_descriptor_t *id; 1732 const char *tbuf; 1733 struct audio_format *auf; 1734 const struct usb_audio_streaming_type1_descriptor *t1desc; 1735 int size, offs; 1736 int i, j; 1737 1738 size = UGETW(cdesc->wTotalLength); 1739 tbuf = (const char *)cdesc; 1740 1741 /* Locate the AudioStreaming interface descriptor. */ 1742 offs = 0; 1743 id = uaudio_find_iface(tbuf, size, &offs, UISUBCLASS_AUDIOSTREAM); 1744 if (id == NULL) 1745 return USBD_INVAL; 1746 1747 /* Loop through all the alternate settings. */ 1748 while (offs <= size) { 1749 DPRINTFN(2, ("uaudio_identify: interface=%d offset=%d\n", 1750 id->bInterfaceNumber, offs)); 1751 switch (id->bNumEndpoints) { 1752 case 0: 1753 DPRINTFN(2, ("uaudio_identify: AS null alt=%d\n", 1754 id->bAlternateSetting)); 1755 sc->sc_nullalt = id->bAlternateSetting; 1756 break; 1757 case 1: 1758 #ifdef UAUDIO_MULTIPLE_ENDPOINTS 1759 case 2: 1760 #endif 1761 uaudio_process_as(sc, tbuf, &offs, size, id); 1762 break; 1763 default: 1764 printf("%s: ignored audio interface with %d " 1765 "endpoints\n", 1766 USBDEVNAME(sc->sc_dev), id->bNumEndpoints); 1767 break; 1768 } 1769 id = uaudio_find_iface(tbuf, size, &offs,UISUBCLASS_AUDIOSTREAM); 1770 if (id == NULL) 1771 break; 1772 } 1773 if (offs > size) 1774 return USBD_INVAL; 1775 DPRINTF(("uaudio_identify_as: %d alts available\n", sc->sc_nalts)); 1776 1777 if (sc->sc_mode == 0) { 1778 printf("%s: no usable endpoint found\n", 1779 USBDEVNAME(sc->sc_dev)); 1780 return USBD_INVAL; 1781 } 1782 1783 /* build audio_format array */ 1784 sc->sc_formats = malloc(sizeof(struct audio_format) * sc->sc_nalts, 1785 M_USBDEV, M_NOWAIT); 1786 if (sc->sc_formats == NULL) 1787 return USBD_NOMEM; 1788 sc->sc_nformats = sc->sc_nalts; 1789 for (i = 0; i < sc->sc_nalts; i++) { 1790 auf = &sc->sc_formats[i]; 1791 t1desc = sc->sc_alts[i].asf1desc; 1792 auf->driver_data = NULL; 1793 if (UE_GET_DIR(sc->sc_alts[i].edesc->bEndpointAddress) == UE_DIR_OUT) 1794 auf->mode = AUMODE_PLAY; 1795 else 1796 auf->mode = AUMODE_RECORD; 1797 auf->encoding = sc->sc_alts[i].encoding; 1798 auf->validbits = t1desc->bBitResolution; 1799 auf->precision = t1desc->bSubFrameSize * 8; 1800 auf->channels = t1desc->bNrChannels; 1801 auf->channel_mask = sc->sc_channel_config; 1802 auf->frequency_type = t1desc->bSamFreqType; 1803 if (t1desc->bSamFreqType == UA_SAMP_CONTNUOUS) { 1804 auf->frequency[0] = UA_SAMP_LO(t1desc); 1805 auf->frequency[1] = UA_SAMP_HI(t1desc); 1806 } else { 1807 for (j = 0; j < t1desc->bSamFreqType; j++) { 1808 if (j >= AUFMT_MAX_FREQUENCIES) { 1809 printf("%s: please increase " 1810 "AUFMT_MAX_FREQUENCIES to %d\n", 1811 __func__, t1desc->bSamFreqType); 1812 break; 1813 } 1814 auf->frequency[j] = UA_GETSAMP(t1desc, j); 1815 } 1816 } 1817 sc->sc_alts[i].aformat = auf; 1818 } 1819 1820 if (0 != auconv_create_encodings(sc->sc_formats, sc->sc_nformats, 1821 &sc->sc_encodings)) { 1822 free(sc->sc_formats, M_DEVBUF); 1823 sc->sc_formats = NULL; 1824 return ENOMEM; 1825 } 1826 1827 return USBD_NORMAL_COMPLETION; 1828 } 1829 1830 Static usbd_status 1831 uaudio_identify_ac(struct uaudio_softc *sc, const usb_config_descriptor_t *cdesc) 1832 { 1833 struct io_terminal* iot; 1834 const usb_interface_descriptor_t *id; 1835 const struct usb_audio_control_descriptor *acdp; 1836 const usb_descriptor_t *dp; 1837 const struct usb_audio_output_terminal *pot; 1838 struct terminal_list *tml; 1839 const char *tbuf, *ibuf, *ibufend; 1840 int size, offs, aclen, ndps, i, j; 1841 1842 size = UGETW(cdesc->wTotalLength); 1843 tbuf = (const char *)cdesc; 1844 1845 /* Locate the AudioControl interface descriptor. */ 1846 offs = 0; 1847 id = uaudio_find_iface(tbuf, size, &offs, UISUBCLASS_AUDIOCONTROL); 1848 if (id == NULL) 1849 return USBD_INVAL; 1850 if (offs + sizeof *acdp > size) 1851 return USBD_INVAL; 1852 sc->sc_ac_iface = id->bInterfaceNumber; 1853 DPRINTFN(2,("uaudio_identify_ac: AC interface is %d\n", sc->sc_ac_iface)); 1854 1855 /* A class-specific AC interface header should follow. */ 1856 ibuf = tbuf + offs; 1857 acdp = (const struct usb_audio_control_descriptor *)ibuf; 1858 if (acdp->bDescriptorType != UDESC_CS_INTERFACE || 1859 acdp->bDescriptorSubtype != UDESCSUB_AC_HEADER) 1860 return USBD_INVAL; 1861 aclen = UGETW(acdp->wTotalLength); 1862 if (offs + aclen > size) 1863 return USBD_INVAL; 1864 1865 if (!(usbd_get_quirks(sc->sc_udev)->uq_flags & UQ_BAD_ADC) && 1866 UGETW(acdp->bcdADC) != UAUDIO_VERSION) 1867 return USBD_INVAL; 1868 1869 sc->sc_audio_rev = UGETW(acdp->bcdADC); 1870 DPRINTFN(2,("uaudio_identify_ac: found AC header, vers=%03x, len=%d\n", 1871 sc->sc_audio_rev, aclen)); 1872 1873 sc->sc_nullalt = -1; 1874 1875 /* Scan through all the AC specific descriptors */ 1876 ibufend = ibuf + aclen; 1877 dp = (const usb_descriptor_t *)ibuf; 1878 ndps = 0; 1879 iot = malloc(sizeof(struct io_terminal) * 256, M_TEMP, M_NOWAIT | M_ZERO); 1880 if (iot == NULL) { 1881 printf("%s: no memory\n", __func__); 1882 return USBD_NOMEM; 1883 } 1884 for (;;) { 1885 ibuf += dp->bLength; 1886 if (ibuf >= ibufend) 1887 break; 1888 dp = (const usb_descriptor_t *)ibuf; 1889 if (ibuf + dp->bLength > ibufend) { 1890 free(iot, M_TEMP); 1891 return USBD_INVAL; 1892 } 1893 if (dp->bDescriptorType != UDESC_CS_INTERFACE) { 1894 printf("uaudio_identify_ac: skip desc type=0x%02x\n", 1895 dp->bDescriptorType); 1896 continue; 1897 } 1898 i = ((const struct usb_audio_input_terminal *)dp)->bTerminalId; 1899 iot[i].d.desc = dp; 1900 if (i > ndps) 1901 ndps = i; 1902 } 1903 ndps++; 1904 1905 /* construct io_terminal */ 1906 for (i = 0; i < ndps; i++) { 1907 dp = iot[i].d.desc; 1908 if (dp == NULL) 1909 continue; 1910 if (dp->bDescriptorSubtype != UDESCSUB_AC_OUTPUT) 1911 continue; 1912 pot = iot[i].d.ot; 1913 tml = uaudio_io_terminaltype(UGETW(pot->wTerminalType), iot, i); 1914 if (tml != NULL) 1915 free(tml, M_TEMP); 1916 } 1917 1918 #ifdef UAUDIO_DEBUG 1919 for (i = 0; i < 256; i++) { 1920 struct usb_audio_cluster cluster; 1921 1922 if (iot[i].d.desc == NULL) 1923 continue; 1924 logprintf("id %d:\t", i); 1925 switch (iot[i].d.desc->bDescriptorSubtype) { 1926 case UDESCSUB_AC_INPUT: 1927 logprintf("AC_INPUT type=%s\n", uaudio_get_terminal_name 1928 (UGETW(iot[i].d.it->wTerminalType))); 1929 logprintf("\t"); 1930 cluster = uaudio_get_cluster(i, iot); 1931 uaudio_dump_cluster(&cluster); 1932 logprintf("\n"); 1933 break; 1934 case UDESCSUB_AC_OUTPUT: 1935 logprintf("AC_OUTPUT type=%s ", uaudio_get_terminal_name 1936 (UGETW(iot[i].d.ot->wTerminalType))); 1937 logprintf("src=%d\n", iot[i].d.ot->bSourceId); 1938 break; 1939 case UDESCSUB_AC_MIXER: 1940 logprintf("AC_MIXER src="); 1941 for (j = 0; j < iot[i].d.mu->bNrInPins; j++) 1942 logprintf("%d ", iot[i].d.mu->baSourceId[j]); 1943 logprintf("\n\t"); 1944 cluster = uaudio_get_cluster(i, iot); 1945 uaudio_dump_cluster(&cluster); 1946 logprintf("\n"); 1947 break; 1948 case UDESCSUB_AC_SELECTOR: 1949 logprintf("AC_SELECTOR src="); 1950 for (j = 0; j < iot[i].d.su->bNrInPins; j++) 1951 logprintf("%d ", iot[i].d.su->baSourceId[j]); 1952 logprintf("\n"); 1953 break; 1954 case UDESCSUB_AC_FEATURE: 1955 logprintf("AC_FEATURE src=%d\n", iot[i].d.fu->bSourceId); 1956 break; 1957 case UDESCSUB_AC_PROCESSING: 1958 logprintf("AC_PROCESSING src="); 1959 for (j = 0; j < iot[i].d.pu->bNrInPins; j++) 1960 logprintf("%d ", iot[i].d.pu->baSourceId[j]); 1961 logprintf("\n\t"); 1962 cluster = uaudio_get_cluster(i, iot); 1963 uaudio_dump_cluster(&cluster); 1964 logprintf("\n"); 1965 break; 1966 case UDESCSUB_AC_EXTENSION: 1967 logprintf("AC_EXTENSION src="); 1968 for (j = 0; j < iot[i].d.eu->bNrInPins; j++) 1969 logprintf("%d ", iot[i].d.eu->baSourceId[j]); 1970 logprintf("\n\t"); 1971 cluster = uaudio_get_cluster(i, iot); 1972 uaudio_dump_cluster(&cluster); 1973 logprintf("\n"); 1974 break; 1975 default: 1976 logprintf("unknown audio control (subtype=%d)\n", 1977 iot[i].d.desc->bDescriptorSubtype); 1978 } 1979 for (j = 0; j < iot[i].inputs_size; j++) { 1980 int k; 1981 logprintf("\tinput%d: ", j); 1982 tml = iot[i].inputs[j]; 1983 if (tml == NULL) { 1984 logprintf("NULL\n"); 1985 continue; 1986 } 1987 for (k = 0; k < tml->size; k++) 1988 logprintf("%s ", uaudio_get_terminal_name 1989 (tml->terminals[k])); 1990 logprintf("\n"); 1991 } 1992 logprintf("\toutput: "); 1993 tml = iot[i].output; 1994 for (j = 0; j < tml->size; j++) 1995 logprintf("%s ", uaudio_get_terminal_name(tml->terminals[j])); 1996 logprintf("\n"); 1997 } 1998 #endif 1999 2000 for (i = 0; i < ndps; i++) { 2001 dp = iot[i].d.desc; 2002 if (dp == NULL) 2003 continue; 2004 DPRINTF(("uaudio_identify_ac: id=%d subtype=%d\n", 2005 i, dp->bDescriptorSubtype)); 2006 switch (dp->bDescriptorSubtype) { 2007 case UDESCSUB_AC_HEADER: 2008 printf("uaudio_identify_ac: unexpected AC header\n"); 2009 break; 2010 case UDESCSUB_AC_INPUT: 2011 uaudio_add_input(sc, iot, i); 2012 break; 2013 case UDESCSUB_AC_OUTPUT: 2014 uaudio_add_output(sc, iot, i); 2015 break; 2016 case UDESCSUB_AC_MIXER: 2017 uaudio_add_mixer(sc, iot, i); 2018 break; 2019 case UDESCSUB_AC_SELECTOR: 2020 uaudio_add_selector(sc, iot, i); 2021 break; 2022 case UDESCSUB_AC_FEATURE: 2023 uaudio_add_feature(sc, iot, i); 2024 break; 2025 case UDESCSUB_AC_PROCESSING: 2026 uaudio_add_processing(sc, iot, i); 2027 break; 2028 case UDESCSUB_AC_EXTENSION: 2029 uaudio_add_extension(sc, iot, i); 2030 break; 2031 default: 2032 printf("uaudio_identify_ac: bad AC desc subtype=0x%02x\n", 2033 dp->bDescriptorSubtype); 2034 break; 2035 } 2036 } 2037 2038 /* delete io_terminal */ 2039 for (i = 0; i < 256; i++) { 2040 if (iot[i].d.desc == NULL) 2041 continue; 2042 if (iot[i].inputs != NULL) { 2043 for (j = 0; j < iot[i].inputs_size; j++) { 2044 if (iot[i].inputs[j] != NULL) 2045 free(iot[i].inputs[j], M_TEMP); 2046 } 2047 free(iot[i].inputs, M_TEMP); 2048 } 2049 if (iot[i].output != NULL) 2050 free(iot[i].output, M_TEMP); 2051 iot[i].d.desc = NULL; 2052 } 2053 free(iot, M_TEMP); 2054 2055 return USBD_NORMAL_COMPLETION; 2056 } 2057 2058 Static int 2059 uaudio_query_devinfo(void *addr, mixer_devinfo_t *mi) 2060 { 2061 struct uaudio_softc *sc; 2062 struct mixerctl *mc; 2063 int n, nctls, i; 2064 2065 DPRINTFN(2,("uaudio_query_devinfo: index=%d\n", mi->index)); 2066 sc = addr; 2067 if (sc->sc_dying) 2068 return EIO; 2069 2070 n = mi->index; 2071 nctls = sc->sc_nctls; 2072 2073 switch (n) { 2074 case UAC_OUTPUT: 2075 mi->type = AUDIO_MIXER_CLASS; 2076 mi->mixer_class = UAC_OUTPUT; 2077 mi->next = mi->prev = AUDIO_MIXER_LAST; 2078 strlcpy(mi->label.name, AudioCoutputs, sizeof(mi->label.name)); 2079 return 0; 2080 case UAC_INPUT: 2081 mi->type = AUDIO_MIXER_CLASS; 2082 mi->mixer_class = UAC_INPUT; 2083 mi->next = mi->prev = AUDIO_MIXER_LAST; 2084 strlcpy(mi->label.name, AudioCinputs, sizeof(mi->label.name)); 2085 return 0; 2086 case UAC_EQUAL: 2087 mi->type = AUDIO_MIXER_CLASS; 2088 mi->mixer_class = UAC_EQUAL; 2089 mi->next = mi->prev = AUDIO_MIXER_LAST; 2090 strlcpy(mi->label.name, AudioCequalization, 2091 sizeof(mi->label.name)); 2092 return 0; 2093 case UAC_RECORD: 2094 mi->type = AUDIO_MIXER_CLASS; 2095 mi->mixer_class = UAC_RECORD; 2096 mi->next = mi->prev = AUDIO_MIXER_LAST; 2097 strlcpy(mi->label.name, AudioCrecord, sizeof(mi->label.name)); 2098 return 0; 2099 default: 2100 break; 2101 } 2102 2103 n -= UAC_NCLASSES; 2104 if (n < 0 || n >= nctls) 2105 return ENXIO; 2106 2107 mc = &sc->sc_ctls[n]; 2108 strlcpy(mi->label.name, mc->ctlname, sizeof(mi->label.name)); 2109 mi->mixer_class = mc->class; 2110 mi->next = mi->prev = AUDIO_MIXER_LAST; /* XXX */ 2111 switch (mc->type) { 2112 case MIX_ON_OFF: 2113 mi->type = AUDIO_MIXER_ENUM; 2114 mi->un.e.num_mem = 2; 2115 strlcpy(mi->un.e.member[0].label.name, AudioNoff, 2116 sizeof(mi->un.e.member[0].label.name)); 2117 mi->un.e.member[0].ord = 0; 2118 strlcpy(mi->un.e.member[1].label.name, AudioNon, 2119 sizeof(mi->un.e.member[1].label.name)); 2120 mi->un.e.member[1].ord = 1; 2121 break; 2122 case MIX_SELECTOR: 2123 mi->type = AUDIO_MIXER_ENUM; 2124 mi->un.e.num_mem = mc->maxval - mc->minval + 1; 2125 for (i = 0; i <= mc->maxval - mc->minval; i++) { 2126 snprintf(mi->un.e.member[i].label.name, 2127 sizeof(mi->un.e.member[i].label.name), 2128 "%d", i + mc->minval); 2129 mi->un.e.member[i].ord = i + mc->minval; 2130 } 2131 break; 2132 default: 2133 mi->type = AUDIO_MIXER_VALUE; 2134 strncpy(mi->un.v.units.name, mc->ctlunit, MAX_AUDIO_DEV_LEN); 2135 mi->un.v.num_channels = mc->nchan; 2136 mi->un.v.delta = mc->delta; 2137 break; 2138 } 2139 return 0; 2140 } 2141 2142 Static int 2143 uaudio_open(void *addr, int flags) 2144 { 2145 struct uaudio_softc *sc; 2146 2147 sc = addr; 2148 DPRINTF(("uaudio_open: sc=%p\n", sc)); 2149 if (sc->sc_dying) 2150 return EIO; 2151 2152 if ((flags & FWRITE) && !(sc->sc_mode & AUMODE_PLAY)) 2153 return EACCES; 2154 if ((flags & FREAD) && !(sc->sc_mode & AUMODE_RECORD)) 2155 return EACCES; 2156 2157 return 0; 2158 } 2159 2160 /* 2161 * Close function is called at splaudio(). 2162 */ 2163 Static void 2164 uaudio_close(void *addr __unused) 2165 { 2166 } 2167 2168 Static int 2169 uaudio_drain(void *addr) 2170 { 2171 struct uaudio_softc *sc; 2172 2173 sc = addr; 2174 usbd_delay_ms(sc->sc_udev, UAUDIO_NCHANBUFS * UAUDIO_NFRAMES); 2175 2176 return 0; 2177 } 2178 2179 Static int 2180 uaudio_halt_out_dma(void *addr) 2181 { 2182 struct uaudio_softc *sc; 2183 2184 DPRINTF(("uaudio_halt_out_dma: enter\n")); 2185 sc = addr; 2186 if (sc->sc_playchan.pipe != NULL) { 2187 uaudio_chan_close(sc, &sc->sc_playchan); 2188 sc->sc_playchan.pipe = NULL; 2189 uaudio_chan_free_buffers(sc, &sc->sc_playchan); 2190 sc->sc_playchan.intr = NULL; 2191 } 2192 return 0; 2193 } 2194 2195 Static int 2196 uaudio_halt_in_dma(void *addr) 2197 { 2198 struct uaudio_softc *sc; 2199 2200 DPRINTF(("uaudio_halt_in_dma: enter\n")); 2201 sc = addr; 2202 if (sc->sc_recchan.pipe != NULL) { 2203 uaudio_chan_close(sc, &sc->sc_recchan); 2204 sc->sc_recchan.pipe = NULL; 2205 uaudio_chan_free_buffers(sc, &sc->sc_recchan); 2206 sc->sc_recchan.intr = NULL; 2207 } 2208 return 0; 2209 } 2210 2211 Static int 2212 uaudio_getdev(void *addr, struct audio_device *retp) 2213 { 2214 struct uaudio_softc *sc; 2215 2216 DPRINTF(("uaudio_mixer_getdev:\n")); 2217 sc = addr; 2218 if (sc->sc_dying) 2219 return EIO; 2220 2221 *retp = uaudio_device; 2222 return 0; 2223 } 2224 2225 /* 2226 * Make sure the block size is large enough to hold all outstanding transfers. 2227 */ 2228 Static int 2229 uaudio_round_blocksize(void *addr, int blk, 2230 int mode, const audio_params_t *param) 2231 { 2232 struct uaudio_softc *sc; 2233 int b; 2234 2235 sc = addr; 2236 DPRINTF(("uaudio_round_blocksize: blk=%d mode=%s\n", blk, 2237 mode == AUMODE_PLAY ? "AUMODE_PLAY" : "AUMODE_RECORD")); 2238 2239 /* chan.bytes_per_frame can be 0. */ 2240 if (mode == AUMODE_PLAY || sc->sc_recchan.bytes_per_frame <= 0) { 2241 b = param->sample_rate * UAUDIO_NFRAMES * UAUDIO_NCHANBUFS; 2242 2243 /* 2244 * This does not make accurate value in the case 2245 * of b % USB_FRAMES_PER_SECOND != 0 2246 */ 2247 b /= USB_FRAMES_PER_SECOND; 2248 2249 b *= param->precision / 8 * param->channels; 2250 } else { 2251 /* 2252 * use wMaxPacketSize in bytes_per_frame. 2253 * See uaudio_set_params() and uaudio_chan_init() 2254 */ 2255 b = sc->sc_recchan.bytes_per_frame 2256 * UAUDIO_NFRAMES * UAUDIO_NCHANBUFS; 2257 } 2258 2259 if (b <= 0) 2260 b = 1; 2261 blk = blk <= b ? b : blk / b * b; 2262 2263 #ifdef DIAGNOSTIC 2264 if (blk <= 0) { 2265 printf("uaudio_round_blocksize: blk=%d\n", blk); 2266 blk = 512; 2267 } 2268 #endif 2269 2270 DPRINTF(("uaudio_round_blocksize: resultant blk=%d\n", blk)); 2271 return blk; 2272 } 2273 2274 Static int 2275 uaudio_get_props(void *addr __unused) 2276 { 2277 return AUDIO_PROP_FULLDUPLEX | AUDIO_PROP_INDEPENDENT; 2278 2279 } 2280 2281 Static int 2282 uaudio_get(struct uaudio_softc *sc, int which, int type, int wValue, 2283 int wIndex, int len) 2284 { 2285 usb_device_request_t req; 2286 u_int8_t data[4]; 2287 usbd_status err; 2288 int val; 2289 2290 if (wValue == -1) 2291 return 0; 2292 2293 req.bmRequestType = type; 2294 req.bRequest = which; 2295 USETW(req.wValue, wValue); 2296 USETW(req.wIndex, wIndex); 2297 USETW(req.wLength, len); 2298 DPRINTFN(2,("uaudio_get: type=0x%02x req=0x%02x wValue=0x%04x " 2299 "wIndex=0x%04x len=%d\n", 2300 type, which, wValue, wIndex, len)); 2301 err = usbd_do_request(sc->sc_udev, &req, data); 2302 if (err) { 2303 DPRINTF(("uaudio_get: err=%s\n", usbd_errstr(err))); 2304 return -1; 2305 } 2306 switch (len) { 2307 case 1: 2308 val = data[0]; 2309 break; 2310 case 2: 2311 val = data[0] | (data[1] << 8); 2312 break; 2313 default: 2314 DPRINTF(("uaudio_get: bad length=%d\n", len)); 2315 return -1; 2316 } 2317 DPRINTFN(2,("uaudio_get: val=%d\n", val)); 2318 return val; 2319 } 2320 2321 Static void 2322 uaudio_set(struct uaudio_softc *sc, int which, int type, int wValue, 2323 int wIndex, int len, int val) 2324 { 2325 usb_device_request_t req; 2326 u_int8_t data[4]; 2327 usbd_status err; 2328 2329 if (wValue == -1) 2330 return; 2331 2332 req.bmRequestType = type; 2333 req.bRequest = which; 2334 USETW(req.wValue, wValue); 2335 USETW(req.wIndex, wIndex); 2336 USETW(req.wLength, len); 2337 switch (len) { 2338 case 1: 2339 data[0] = val; 2340 break; 2341 case 2: 2342 data[0] = val; 2343 data[1] = val >> 8; 2344 break; 2345 default: 2346 return; 2347 } 2348 DPRINTFN(2,("uaudio_set: type=0x%02x req=0x%02x wValue=0x%04x " 2349 "wIndex=0x%04x len=%d, val=%d\n", 2350 type, which, wValue, wIndex, len, val & 0xffff)); 2351 err = usbd_do_request(sc->sc_udev, &req, data); 2352 #ifdef UAUDIO_DEBUG 2353 if (err) 2354 DPRINTF(("uaudio_set: err=%d\n", err)); 2355 #endif 2356 } 2357 2358 Static int 2359 uaudio_signext(int type, int val) 2360 { 2361 if (!MIX_UNSIGNED(type)) { 2362 if (MIX_SIZE(type) == 2) 2363 val = (int16_t)val; 2364 else 2365 val = (int8_t)val; 2366 } 2367 return val; 2368 } 2369 2370 Static int 2371 uaudio_value2bsd(struct mixerctl *mc, int val) 2372 { 2373 DPRINTFN(5, ("uaudio_value2bsd: type=%03x val=%d min=%d max=%d ", 2374 mc->type, val, mc->minval, mc->maxval)); 2375 if (mc->type == MIX_ON_OFF) { 2376 val = (val != 0); 2377 } else if (mc->type == MIX_SELECTOR) { 2378 if (val < mc->minval || val > mc->maxval) 2379 val = mc->minval; 2380 } else 2381 val = ((uaudio_signext(mc->type, val) - mc->minval) * 255 2382 + mc->mul/2) / mc->mul; 2383 DPRINTFN(5, ("val'=%d\n", val)); 2384 return val; 2385 } 2386 2387 int 2388 uaudio_bsd2value(struct mixerctl *mc, int val) 2389 { 2390 DPRINTFN(5,("uaudio_bsd2value: type=%03x val=%d min=%d max=%d ", 2391 mc->type, val, mc->minval, mc->maxval)); 2392 if (mc->type == MIX_ON_OFF) { 2393 val = (val != 0); 2394 } else if (mc->type == MIX_SELECTOR) { 2395 if (val < mc->minval || val > mc->maxval) 2396 val = mc->minval; 2397 } else 2398 val = (val + mc->delta/2) * mc->mul / 255 + mc->minval; 2399 DPRINTFN(5, ("val'=%d\n", val)); 2400 return val; 2401 } 2402 2403 Static int 2404 uaudio_ctl_get(struct uaudio_softc *sc, int which, struct mixerctl *mc, 2405 int chan) 2406 { 2407 int val; 2408 2409 DPRINTFN(5,("uaudio_ctl_get: which=%d chan=%d\n", which, chan)); 2410 val = uaudio_get(sc, which, UT_READ_CLASS_INTERFACE, mc->wValue[chan], 2411 mc->wIndex, MIX_SIZE(mc->type)); 2412 return uaudio_value2bsd(mc, val); 2413 } 2414 2415 Static void 2416 uaudio_ctl_set(struct uaudio_softc *sc, int which, struct mixerctl *mc, 2417 int chan, int val) 2418 { 2419 val = uaudio_bsd2value(mc, val); 2420 uaudio_set(sc, which, UT_WRITE_CLASS_INTERFACE, mc->wValue[chan], 2421 mc->wIndex, MIX_SIZE(mc->type), val); 2422 } 2423 2424 Static int 2425 uaudio_mixer_get_port(void *addr, mixer_ctrl_t *cp) 2426 { 2427 struct uaudio_softc *sc; 2428 struct mixerctl *mc; 2429 int i, n, vals[MIX_MAX_CHAN], val; 2430 2431 DPRINTFN(2,("uaudio_mixer_get_port: index=%d\n", cp->dev)); 2432 sc = addr; 2433 if (sc->sc_dying) 2434 return EIO; 2435 2436 n = cp->dev - UAC_NCLASSES; 2437 if (n < 0 || n >= sc->sc_nctls) 2438 return ENXIO; 2439 mc = &sc->sc_ctls[n]; 2440 2441 if (mc->type == MIX_ON_OFF) { 2442 if (cp->type != AUDIO_MIXER_ENUM) 2443 return EINVAL; 2444 cp->un.ord = uaudio_ctl_get(sc, GET_CUR, mc, 0); 2445 } else if (mc->type == MIX_SELECTOR) { 2446 if (cp->type != AUDIO_MIXER_ENUM) 2447 return EINVAL; 2448 cp->un.ord = uaudio_ctl_get(sc, GET_CUR, mc, 0); 2449 } else { 2450 if (cp->type != AUDIO_MIXER_VALUE) 2451 return EINVAL; 2452 if (cp->un.value.num_channels != 1 && 2453 cp->un.value.num_channels != mc->nchan) 2454 return EINVAL; 2455 for (i = 0; i < mc->nchan; i++) 2456 vals[i] = uaudio_ctl_get(sc, GET_CUR, mc, i); 2457 if (cp->un.value.num_channels == 1 && mc->nchan != 1) { 2458 for (val = 0, i = 0; i < mc->nchan; i++) 2459 val += vals[i]; 2460 vals[0] = val / mc->nchan; 2461 } 2462 for (i = 0; i < cp->un.value.num_channels; i++) 2463 cp->un.value.level[i] = vals[i]; 2464 } 2465 2466 return 0; 2467 } 2468 2469 Static int 2470 uaudio_mixer_set_port(void *addr, mixer_ctrl_t *cp) 2471 { 2472 struct uaudio_softc *sc; 2473 struct mixerctl *mc; 2474 int i, n, vals[MIX_MAX_CHAN]; 2475 2476 DPRINTFN(2,("uaudio_mixer_set_port: index = %d\n", cp->dev)); 2477 sc = addr; 2478 if (sc->sc_dying) 2479 return EIO; 2480 2481 n = cp->dev - UAC_NCLASSES; 2482 if (n < 0 || n >= sc->sc_nctls) 2483 return ENXIO; 2484 mc = &sc->sc_ctls[n]; 2485 2486 if (mc->type == MIX_ON_OFF) { 2487 if (cp->type != AUDIO_MIXER_ENUM) 2488 return EINVAL; 2489 uaudio_ctl_set(sc, SET_CUR, mc, 0, cp->un.ord); 2490 } else if (mc->type == MIX_SELECTOR) { 2491 if (cp->type != AUDIO_MIXER_ENUM) 2492 return EINVAL; 2493 uaudio_ctl_set(sc, SET_CUR, mc, 0, cp->un.ord); 2494 } else { 2495 if (cp->type != AUDIO_MIXER_VALUE) 2496 return EINVAL; 2497 if (cp->un.value.num_channels == 1) 2498 for (i = 0; i < mc->nchan; i++) 2499 vals[i] = cp->un.value.level[0]; 2500 else if (cp->un.value.num_channels == mc->nchan) 2501 for (i = 0; i < mc->nchan; i++) 2502 vals[i] = cp->un.value.level[i]; 2503 else 2504 return EINVAL; 2505 for (i = 0; i < mc->nchan; i++) 2506 uaudio_ctl_set(sc, SET_CUR, mc, i, vals[i]); 2507 } 2508 return 0; 2509 } 2510 2511 Static int 2512 uaudio_trigger_input(void *addr, void *start, void *end, int blksize, 2513 void (*intr)(void *), void *arg, 2514 const audio_params_t *param __unused) 2515 { 2516 struct uaudio_softc *sc; 2517 struct chan *ch; 2518 usbd_status err; 2519 int i, s; 2520 2521 sc = addr; 2522 if (sc->sc_dying) 2523 return EIO; 2524 2525 DPRINTFN(3,("uaudio_trigger_input: sc=%p start=%p end=%p " 2526 "blksize=%d\n", sc, start, end, blksize)); 2527 ch = &sc->sc_recchan; 2528 uaudio_chan_set_param(ch, start, end, blksize); 2529 DPRINTFN(3,("uaudio_trigger_input: sample_size=%d bytes/frame=%d " 2530 "fraction=0.%03d\n", ch->sample_size, ch->bytes_per_frame, 2531 ch->fraction)); 2532 2533 err = uaudio_chan_alloc_buffers(sc, ch); 2534 if (err) 2535 return EIO; 2536 2537 err = uaudio_chan_open(sc, ch); 2538 if (err) { 2539 uaudio_chan_free_buffers(sc, ch); 2540 return EIO; 2541 } 2542 2543 ch->intr = intr; 2544 ch->arg = arg; 2545 2546 s = splusb(); 2547 for (i = 0; i < UAUDIO_NCHANBUFS-1; i++) /* XXX -1 shouldn't be needed */ 2548 uaudio_chan_rtransfer(ch); 2549 splx(s); 2550 2551 return 0; 2552 } 2553 2554 Static int 2555 uaudio_trigger_output(void *addr, void *start, void *end, int blksize, 2556 void (*intr)(void *), void *arg, 2557 const audio_params_t *param __unused) 2558 { 2559 struct uaudio_softc *sc; 2560 struct chan *ch; 2561 usbd_status err; 2562 int i, s; 2563 2564 sc = addr; 2565 if (sc->sc_dying) 2566 return EIO; 2567 2568 DPRINTFN(3,("uaudio_trigger_output: sc=%p start=%p end=%p " 2569 "blksize=%d\n", sc, start, end, blksize)); 2570 ch = &sc->sc_playchan; 2571 uaudio_chan_set_param(ch, start, end, blksize); 2572 DPRINTFN(3,("uaudio_trigger_output: sample_size=%d bytes/frame=%d " 2573 "fraction=0.%03d\n", ch->sample_size, ch->bytes_per_frame, 2574 ch->fraction)); 2575 2576 err = uaudio_chan_alloc_buffers(sc, ch); 2577 if (err) 2578 return EIO; 2579 2580 err = uaudio_chan_open(sc, ch); 2581 if (err) { 2582 uaudio_chan_free_buffers(sc, ch); 2583 return EIO; 2584 } 2585 2586 ch->intr = intr; 2587 ch->arg = arg; 2588 2589 s = splusb(); 2590 for (i = 0; i < UAUDIO_NCHANBUFS-1; i++) /* XXX */ 2591 uaudio_chan_ptransfer(ch); 2592 splx(s); 2593 2594 return 0; 2595 } 2596 2597 /* Set up a pipe for a channel. */ 2598 Static usbd_status 2599 uaudio_chan_open(struct uaudio_softc *sc, struct chan *ch) 2600 { 2601 struct as_info *as; 2602 int endpt; 2603 usbd_status err; 2604 2605 as = &sc->sc_alts[ch->altidx]; 2606 endpt = as->edesc->bEndpointAddress; 2607 DPRINTF(("uaudio_chan_open: endpt=0x%02x, speed=%d, alt=%d\n", 2608 endpt, ch->sample_rate, as->alt)); 2609 2610 /* Set alternate interface corresponding to the mode. */ 2611 err = usbd_set_interface(as->ifaceh, as->alt); 2612 if (err) 2613 return err; 2614 2615 /* 2616 * If just one sampling rate is supported, 2617 * no need to call uaudio_set_speed(). 2618 * Roland SD-90 freezes by a SAMPLING_FREQ_CONTROL request. 2619 */ 2620 if (as->asf1desc->bSamFreqType != 1) { 2621 err = uaudio_set_speed(sc, endpt, ch->sample_rate); 2622 if (err) { 2623 DPRINTF(("uaudio_chan_open: set_speed failed err=%s\n", 2624 usbd_errstr(err))); 2625 } 2626 } 2627 2628 ch->pipe = 0; 2629 ch->sync_pipe = 0; 2630 DPRINTF(("uaudio_chan_open: create pipe to 0x%02x\n", endpt)); 2631 err = usbd_open_pipe(as->ifaceh, endpt, 0, &ch->pipe); 2632 if (err) 2633 return err; 2634 if (as->edesc1 != NULL) { 2635 endpt = as->edesc1->bEndpointAddress; 2636 DPRINTF(("uaudio_chan_open: create sync-pipe to 0x%02x\n", endpt)); 2637 err = usbd_open_pipe(as->ifaceh, endpt, 0, &ch->sync_pipe); 2638 } 2639 return err; 2640 } 2641 2642 Static void 2643 uaudio_chan_close(struct uaudio_softc *sc, struct chan *ch) 2644 { 2645 struct as_info *as; 2646 2647 as = &sc->sc_alts[ch->altidx]; 2648 as->sc_busy = 0; 2649 AUFMT_VALIDATE(as->aformat); 2650 if (sc->sc_nullalt >= 0) { 2651 DPRINTF(("uaudio_chan_close: set null alt=%d\n", 2652 sc->sc_nullalt)); 2653 usbd_set_interface(as->ifaceh, sc->sc_nullalt); 2654 } 2655 if (ch->pipe) { 2656 usbd_abort_pipe(ch->pipe); 2657 usbd_close_pipe(ch->pipe); 2658 } 2659 if (ch->sync_pipe) { 2660 usbd_abort_pipe(ch->sync_pipe); 2661 usbd_close_pipe(ch->sync_pipe); 2662 } 2663 } 2664 2665 Static usbd_status 2666 uaudio_chan_alloc_buffers(struct uaudio_softc *sc, struct chan *ch) 2667 { 2668 usbd_xfer_handle xfer; 2669 void *tbuf; 2670 int i, size; 2671 2672 size = (ch->bytes_per_frame + ch->sample_size) * UAUDIO_NFRAMES; 2673 for (i = 0; i < UAUDIO_NCHANBUFS; i++) { 2674 xfer = usbd_alloc_xfer(sc->sc_udev); 2675 if (xfer == 0) 2676 goto bad; 2677 ch->chanbufs[i].xfer = xfer; 2678 tbuf = usbd_alloc_buffer(xfer, size); 2679 if (tbuf == 0) { 2680 i++; 2681 goto bad; 2682 } 2683 ch->chanbufs[i].buffer = tbuf; 2684 ch->chanbufs[i].chan = ch; 2685 } 2686 2687 return USBD_NORMAL_COMPLETION; 2688 2689 bad: 2690 while (--i >= 0) 2691 /* implicit buffer free */ 2692 usbd_free_xfer(ch->chanbufs[i].xfer); 2693 return USBD_NOMEM; 2694 } 2695 2696 Static void 2697 uaudio_chan_free_buffers(struct uaudio_softc *sc __unused, struct chan *ch) 2698 { 2699 int i; 2700 2701 for (i = 0; i < UAUDIO_NCHANBUFS; i++) 2702 usbd_free_xfer(ch->chanbufs[i].xfer); 2703 } 2704 2705 /* Called at splusb() */ 2706 Static void 2707 uaudio_chan_ptransfer(struct chan *ch) 2708 { 2709 struct chanbuf *cb; 2710 int i, n, size, residue, total; 2711 2712 if (ch->sc->sc_dying) 2713 return; 2714 2715 /* Pick the next channel buffer. */ 2716 cb = &ch->chanbufs[ch->curchanbuf]; 2717 if (++ch->curchanbuf >= UAUDIO_NCHANBUFS) 2718 ch->curchanbuf = 0; 2719 2720 /* Compute the size of each frame in the next transfer. */ 2721 residue = ch->residue; 2722 total = 0; 2723 for (i = 0; i < UAUDIO_NFRAMES; i++) { 2724 size = ch->bytes_per_frame; 2725 residue += ch->fraction; 2726 if (residue >= USB_FRAMES_PER_SECOND) { 2727 if ((ch->sc->sc_altflags & UA_NOFRAC) == 0) 2728 size += ch->sample_size; 2729 residue -= USB_FRAMES_PER_SECOND; 2730 } 2731 cb->sizes[i] = size; 2732 total += size; 2733 } 2734 ch->residue = residue; 2735 cb->size = total; 2736 2737 /* 2738 * Transfer data from upper layer buffer to channel buffer, taking 2739 * care of wrapping the upper layer buffer. 2740 */ 2741 n = min(total, ch->end - ch->cur); 2742 memcpy(cb->buffer, ch->cur, n); 2743 ch->cur += n; 2744 if (ch->cur >= ch->end) 2745 ch->cur = ch->start; 2746 if (total > n) { 2747 total -= n; 2748 memcpy(cb->buffer + n, ch->cur, total); 2749 ch->cur += total; 2750 } 2751 2752 #ifdef UAUDIO_DEBUG 2753 if (uaudiodebug > 8) { 2754 DPRINTF(("uaudio_chan_ptransfer: buffer=%p, residue=0.%03d\n", 2755 cb->buffer, ch->residue)); 2756 for (i = 0; i < UAUDIO_NFRAMES; i++) { 2757 DPRINTF((" [%d] length %d\n", i, cb->sizes[i])); 2758 } 2759 } 2760 #endif 2761 2762 DPRINTFN(5,("uaudio_chan_transfer: ptransfer xfer=%p\n", cb->xfer)); 2763 /* Fill the request */ 2764 usbd_setup_isoc_xfer(cb->xfer, ch->pipe, cb, cb->sizes, 2765 UAUDIO_NFRAMES, USBD_NO_COPY, 2766 uaudio_chan_pintr); 2767 2768 (void)usbd_transfer(cb->xfer); 2769 } 2770 2771 Static void 2772 uaudio_chan_pintr(usbd_xfer_handle xfer, usbd_private_handle priv, 2773 usbd_status status) 2774 { 2775 struct chanbuf *cb; 2776 struct chan *ch; 2777 uint32_t count; 2778 int s; 2779 2780 cb = priv; 2781 ch = cb->chan; 2782 /* Return if we are aborting. */ 2783 if (status == USBD_CANCELLED) 2784 return; 2785 2786 usbd_get_xfer_status(xfer, NULL, NULL, &count, NULL); 2787 DPRINTFN(5,("uaudio_chan_pintr: count=%d, transferred=%d\n", 2788 count, ch->transferred)); 2789 #ifdef DIAGNOSTIC 2790 if (count != cb->size) { 2791 printf("uaudio_chan_pintr: count(%d) != size(%d)\n", 2792 count, cb->size); 2793 } 2794 #endif 2795 2796 ch->transferred += cb->size; 2797 s = splaudio(); 2798 /* Call back to upper layer */ 2799 while (ch->transferred >= ch->blksize) { 2800 ch->transferred -= ch->blksize; 2801 DPRINTFN(5,("uaudio_chan_pintr: call %p(%p)\n", 2802 ch->intr, ch->arg)); 2803 ch->intr(ch->arg); 2804 } 2805 splx(s); 2806 2807 /* start next transfer */ 2808 uaudio_chan_ptransfer(ch); 2809 } 2810 2811 /* Called at splusb() */ 2812 Static void 2813 uaudio_chan_rtransfer(struct chan *ch) 2814 { 2815 struct chanbuf *cb; 2816 int i, size, residue, total; 2817 2818 if (ch->sc->sc_dying) 2819 return; 2820 2821 /* Pick the next channel buffer. */ 2822 cb = &ch->chanbufs[ch->curchanbuf]; 2823 if (++ch->curchanbuf >= UAUDIO_NCHANBUFS) 2824 ch->curchanbuf = 0; 2825 2826 /* Compute the size of each frame in the next transfer. */ 2827 residue = ch->residue; 2828 total = 0; 2829 for (i = 0; i < UAUDIO_NFRAMES; i++) { 2830 size = ch->bytes_per_frame; 2831 cb->sizes[i] = size; 2832 cb->offsets[i] = total; 2833 total += size; 2834 } 2835 ch->residue = residue; 2836 cb->size = total; 2837 2838 #ifdef UAUDIO_DEBUG 2839 if (uaudiodebug > 8) { 2840 DPRINTF(("uaudio_chan_rtransfer: buffer=%p, residue=0.%03d\n", 2841 cb->buffer, ch->residue)); 2842 for (i = 0; i < UAUDIO_NFRAMES; i++) { 2843 DPRINTF((" [%d] length %d\n", i, cb->sizes[i])); 2844 } 2845 } 2846 #endif 2847 2848 DPRINTFN(5,("uaudio_chan_rtransfer: transfer xfer=%p\n", cb->xfer)); 2849 /* Fill the request */ 2850 usbd_setup_isoc_xfer(cb->xfer, ch->pipe, cb, cb->sizes, 2851 UAUDIO_NFRAMES, USBD_NO_COPY, 2852 uaudio_chan_rintr); 2853 2854 (void)usbd_transfer(cb->xfer); 2855 } 2856 2857 Static void 2858 uaudio_chan_rintr(usbd_xfer_handle xfer, usbd_private_handle priv, 2859 usbd_status status) 2860 { 2861 struct chanbuf *cb; 2862 struct chan *ch; 2863 uint32_t count; 2864 int s, i, n, frsize; 2865 2866 cb = priv; 2867 ch = cb->chan; 2868 /* Return if we are aborting. */ 2869 if (status == USBD_CANCELLED) 2870 return; 2871 2872 usbd_get_xfer_status(xfer, NULL, NULL, &count, NULL); 2873 DPRINTFN(5,("uaudio_chan_rintr: count=%d, transferred=%d\n", 2874 count, ch->transferred)); 2875 2876 /* count < cb->size is normal for asynchronous source */ 2877 #ifdef DIAGNOSTIC 2878 if (count > cb->size) { 2879 printf("uaudio_chan_rintr: count(%d) > size(%d)\n", 2880 count, cb->size); 2881 } 2882 #endif 2883 2884 /* 2885 * Transfer data from channel buffer to upper layer buffer, taking 2886 * care of wrapping the upper layer buffer. 2887 */ 2888 for(i = 0; i < UAUDIO_NFRAMES; i++) { 2889 frsize = cb->sizes[i]; 2890 n = min(frsize, ch->end - ch->cur); 2891 memcpy(ch->cur, cb->buffer + cb->offsets[i], n); 2892 ch->cur += n; 2893 if (ch->cur >= ch->end) 2894 ch->cur = ch->start; 2895 if (frsize > n) { 2896 memcpy(ch->cur, cb->buffer + cb->offsets[i] + n, 2897 frsize - n); 2898 ch->cur += frsize - n; 2899 } 2900 } 2901 2902 /* Call back to upper layer */ 2903 ch->transferred += count; 2904 s = splaudio(); 2905 while (ch->transferred >= ch->blksize) { 2906 ch->transferred -= ch->blksize; 2907 DPRINTFN(5,("uaudio_chan_rintr: call %p(%p)\n", 2908 ch->intr, ch->arg)); 2909 ch->intr(ch->arg); 2910 } 2911 splx(s); 2912 2913 /* start next transfer */ 2914 uaudio_chan_rtransfer(ch); 2915 } 2916 2917 Static void 2918 uaudio_chan_init(struct chan *ch, int altidx, const struct audio_params *param, 2919 int maxpktsize) 2920 { 2921 int samples_per_frame, sample_size; 2922 2923 ch->altidx = altidx; 2924 sample_size = param->precision * param->channels / 8; 2925 samples_per_frame = param->sample_rate / USB_FRAMES_PER_SECOND; 2926 ch->sample_size = sample_size; 2927 ch->sample_rate = param->sample_rate; 2928 if (maxpktsize == 0) { 2929 ch->fraction = param->sample_rate % USB_FRAMES_PER_SECOND; 2930 ch->bytes_per_frame = samples_per_frame * sample_size; 2931 } else { 2932 ch->fraction = 0; 2933 ch->bytes_per_frame = maxpktsize; 2934 } 2935 ch->residue = 0; 2936 } 2937 2938 Static void 2939 uaudio_chan_set_param(struct chan *ch, u_char *start, u_char *end, int blksize) 2940 { 2941 2942 ch->start = start; 2943 ch->end = end; 2944 ch->cur = start; 2945 ch->blksize = blksize; 2946 ch->transferred = 0; 2947 ch->curchanbuf = 0; 2948 } 2949 2950 Static int 2951 uaudio_set_params(void *addr, int setmode, int usemode, 2952 struct audio_params *play, struct audio_params *rec, 2953 stream_filter_list_t *pfil, stream_filter_list_t *rfil) 2954 { 2955 struct uaudio_softc *sc; 2956 int paltidx, raltidx; 2957 struct audio_params *p; 2958 stream_filter_list_t *fil; 2959 int mode, i; 2960 2961 sc = addr; 2962 paltidx = -1; 2963 raltidx = -1; 2964 if (sc->sc_dying) 2965 return EIO; 2966 2967 if (((usemode & AUMODE_PLAY) && sc->sc_playchan.pipe != NULL) || 2968 ((usemode & AUMODE_RECORD) && sc->sc_recchan.pipe != NULL)) 2969 return EBUSY; 2970 2971 if ((usemode & AUMODE_PLAY) && sc->sc_playchan.altidx != -1) { 2972 sc->sc_alts[sc->sc_playchan.altidx].sc_busy = 0; 2973 AUFMT_VALIDATE(sc->sc_alts[sc->sc_playchan.altidx].aformat); 2974 } 2975 if ((usemode & AUMODE_RECORD) && sc->sc_recchan.altidx != -1) { 2976 sc->sc_alts[sc->sc_recchan.altidx].sc_busy = 0; 2977 AUFMT_VALIDATE(sc->sc_alts[sc->sc_recchan.altidx].aformat); 2978 } 2979 2980 /* Some uaudio devices are unidirectional. Don't try to find a 2981 matching mode for the unsupported direction. */ 2982 setmode &= sc->sc_mode; 2983 2984 for (mode = AUMODE_RECORD; mode != -1; 2985 mode = mode == AUMODE_RECORD ? AUMODE_PLAY : -1) { 2986 if ((setmode & mode) == 0) 2987 continue; 2988 2989 if (mode == AUMODE_PLAY) { 2990 p = play; 2991 fil = pfil; 2992 } else { 2993 p = rec; 2994 fil = rfil; 2995 } 2996 i = auconv_set_converter(sc->sc_formats, sc->sc_nformats, 2997 mode, p, TRUE, fil); 2998 if (i < 0) 2999 return EINVAL; 3000 3001 if (mode == AUMODE_PLAY) 3002 paltidx = i; 3003 else 3004 raltidx = i; 3005 } 3006 3007 if ((setmode & AUMODE_PLAY)) { 3008 p = pfil->req_size > 0 ? &pfil->filters[0].param : play; 3009 /* XXX abort transfer if currently happening? */ 3010 uaudio_chan_init(&sc->sc_playchan, paltidx, p, 0); 3011 } 3012 if ((setmode & AUMODE_RECORD)) { 3013 p = rfil->req_size > 0 ? &pfil->filters[0].param : rec; 3014 /* XXX abort transfer if currently happening? */ 3015 uaudio_chan_init(&sc->sc_recchan, raltidx, p, 3016 UGETW(sc->sc_alts[raltidx].edesc->wMaxPacketSize)); 3017 } 3018 3019 if ((usemode & AUMODE_PLAY) && sc->sc_playchan.altidx != -1) { 3020 sc->sc_alts[sc->sc_playchan.altidx].sc_busy = 1; 3021 AUFMT_INVALIDATE(sc->sc_alts[sc->sc_playchan.altidx].aformat); 3022 } 3023 if ((usemode & AUMODE_RECORD) && sc->sc_recchan.altidx != -1) { 3024 sc->sc_alts[sc->sc_recchan.altidx].sc_busy = 1; 3025 AUFMT_INVALIDATE(sc->sc_alts[sc->sc_recchan.altidx].aformat); 3026 } 3027 3028 DPRINTF(("uaudio_set_params: use altidx=p%d/r%d, altno=p%d/r%d\n", 3029 sc->sc_playchan.altidx, sc->sc_recchan.altidx, 3030 (sc->sc_playchan.altidx >= 0) 3031 ?sc->sc_alts[sc->sc_playchan.altidx].idesc->bAlternateSetting 3032 : -1, 3033 (sc->sc_recchan.altidx >= 0) 3034 ? sc->sc_alts[sc->sc_recchan.altidx].idesc->bAlternateSetting 3035 : -1)); 3036 3037 return 0; 3038 } 3039 3040 Static usbd_status 3041 uaudio_set_speed(struct uaudio_softc *sc, int endpt, u_int speed) 3042 { 3043 usb_device_request_t req; 3044 uint8_t data[3]; 3045 3046 DPRINTFN(5,("uaudio_set_speed: endpt=%d speed=%u\n", endpt, speed)); 3047 req.bmRequestType = UT_WRITE_CLASS_ENDPOINT; 3048 req.bRequest = SET_CUR; 3049 USETW2(req.wValue, SAMPLING_FREQ_CONTROL, 0); 3050 USETW(req.wIndex, endpt); 3051 USETW(req.wLength, 3); 3052 data[0] = speed; 3053 data[1] = speed >> 8; 3054 data[2] = speed >> 16; 3055 3056 return usbd_do_request(sc->sc_udev, &req, data); 3057 } 3058