1 /* $NetBSD: uaudio.c,v 1.96 2005/01/16 12:46:00 kent 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 1.96 2005/01/16 12:46:00 kent 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 char *ctlunit; 111 }; 112 #define MAKE(h,l) (((h) << 8) | (l)) 113 114 struct as_info { 115 uint8_t alt; 116 uint8_t encoding; 117 uint8_t attributes; /* Copy of bmAttributes of 118 * usb_audio_streaming_endpoint_descriptor 119 */ 120 usbd_interface_handle ifaceh; 121 const usb_interface_descriptor_t *idesc; 122 const usb_endpoint_descriptor_audio_t *edesc; 123 const usb_endpoint_descriptor_audio_t *edesc1; 124 const struct usb_audio_streaming_type1_descriptor *asf1desc; 125 struct audio_format *aformat; 126 int sc_busy; /* currently used */ 127 }; 128 129 struct chan { 130 void (*intr)(void *); /* DMA completion intr handler */ 131 void *arg; /* arg for intr() */ 132 usbd_pipe_handle pipe; 133 usbd_pipe_handle sync_pipe; 134 135 u_int sample_size; 136 u_int sample_rate; 137 u_int bytes_per_frame; 138 u_int fraction; /* fraction/1000 is the extra samples/frame */ 139 u_int residue; /* accumulates the fractional samples */ 140 141 u_char *start; /* upper layer buffer start */ 142 u_char *end; /* upper layer buffer end */ 143 u_char *cur; /* current position in upper layer buffer */ 144 int blksize; /* chunk size to report up */ 145 int transferred; /* transferred bytes not reported up */ 146 147 int altidx; /* currently used altidx */ 148 149 int curchanbuf; 150 struct chanbuf { 151 struct chan *chan; 152 usbd_xfer_handle xfer; 153 u_char *buffer; 154 uint16_t sizes[UAUDIO_NFRAMES]; 155 uint16_t offsets[UAUDIO_NFRAMES]; 156 uint16_t size; 157 } chanbufs[UAUDIO_NCHANBUFS]; 158 159 struct uaudio_softc *sc; /* our softc */ 160 }; 161 162 struct uaudio_softc { 163 USBBASEDEVICE sc_dev; /* base device */ 164 usbd_device_handle sc_udev; /* USB device */ 165 int sc_ac_iface; /* Audio Control interface */ 166 usbd_interface_handle sc_ac_ifaceh; 167 struct chan sc_playchan; /* play channel */ 168 struct chan sc_recchan; /* record channel */ 169 int sc_nullalt; 170 int sc_audio_rev; 171 struct as_info *sc_alts; /* alternate settings */ 172 int sc_nalts; /* # of alternate settings */ 173 int sc_altflags; 174 #define HAS_8 0x01 175 #define HAS_16 0x02 176 #define HAS_8U 0x04 177 #define HAS_ALAW 0x08 178 #define HAS_MULAW 0x10 179 #define UA_NOFRAC 0x20 /* don't do sample rate adjustment */ 180 #define HAS_24 0x40 181 int sc_mode; /* play/record capability */ 182 struct mixerctl *sc_ctls; /* mixer controls */ 183 int sc_nctls; /* # of mixer controls */ 184 device_ptr_t sc_audiodev; 185 struct audio_format *sc_formats; 186 int sc_nformats; 187 struct audio_encoding_set *sc_encodings; 188 u_int sc_channel_config; 189 char sc_dying; 190 }; 191 192 struct terminal_list { 193 int size; 194 uint16_t terminals[1]; 195 }; 196 #define TERMINAL_LIST_SIZE(N) (offsetof(struct terminal_list, terminals) \ 197 + sizeof(uint16_t) * (N)) 198 199 struct io_terminal { 200 union { 201 const usb_descriptor_t *desc; 202 const struct usb_audio_input_terminal *it; 203 const struct usb_audio_output_terminal *ot; 204 const struct usb_audio_mixer_unit *mu; 205 const struct usb_audio_selector_unit *su; 206 const struct usb_audio_feature_unit *fu; 207 const struct usb_audio_processing_unit *pu; 208 const struct usb_audio_extension_unit *eu; 209 } d; 210 int inputs_size; 211 struct terminal_list **inputs; /* list of source input terminals */ 212 struct terminal_list *output; /* list of destination output terminals */ 213 int direct; /* directly connected to an output terminal */ 214 }; 215 216 #define UAC_OUTPUT 0 217 #define UAC_INPUT 1 218 #define UAC_EQUAL 2 219 #define UAC_RECORD 3 220 #define UAC_NCLASSES 4 221 #ifdef UAUDIO_DEBUG 222 Static const char *uac_names[] = { 223 AudioCoutputs, AudioCinputs, AudioCequalization, AudioCrecord, 224 }; 225 #endif 226 227 Static usbd_status uaudio_identify_ac 228 (struct uaudio_softc *, const usb_config_descriptor_t *); 229 Static usbd_status uaudio_identify_as 230 (struct uaudio_softc *, const usb_config_descriptor_t *); 231 Static usbd_status uaudio_process_as 232 (struct uaudio_softc *, const char *, int *, int, 233 const usb_interface_descriptor_t *); 234 235 Static void uaudio_add_alt(struct uaudio_softc *, const struct as_info *); 236 237 Static const usb_interface_descriptor_t *uaudio_find_iface 238 (const char *, int, int *, int); 239 240 Static void uaudio_mixer_add_ctl(struct uaudio_softc *, struct mixerctl *); 241 Static char *uaudio_id_name 242 (struct uaudio_softc *, const struct io_terminal *, int); 243 #ifdef UAUDIO_DEBUG 244 Static void uaudio_dump_cluster(const struct usb_audio_cluster *); 245 #endif 246 Static struct usb_audio_cluster uaudio_get_cluster 247 (int, const struct io_terminal *); 248 Static void uaudio_add_input 249 (struct uaudio_softc *, const struct io_terminal *, int); 250 Static void uaudio_add_output 251 (struct uaudio_softc *, const struct io_terminal *, int); 252 Static void uaudio_add_mixer 253 (struct uaudio_softc *, const struct io_terminal *, int); 254 Static void uaudio_add_selector 255 (struct uaudio_softc *, const struct io_terminal *, int); 256 #ifdef UAUDIO_DEBUG 257 Static const char *uaudio_get_terminal_name(int); 258 #endif 259 Static int uaudio_determine_class 260 (const struct io_terminal *, struct mixerctl *); 261 Static const char *uaudio_feature_name 262 (const struct io_terminal *, struct mixerctl *); 263 Static void uaudio_add_feature 264 (struct uaudio_softc *, const struct io_terminal *, int); 265 Static void uaudio_add_processing_updown 266 (struct uaudio_softc *, const struct io_terminal *, int); 267 Static void uaudio_add_processing 268 (struct uaudio_softc *, const struct io_terminal *, int); 269 Static void uaudio_add_extension 270 (struct uaudio_softc *, const struct io_terminal *, int); 271 Static struct terminal_list *uaudio_merge_terminal_list 272 (const struct io_terminal *); 273 Static struct terminal_list *uaudio_io_terminaltype 274 (int, struct io_terminal *, int); 275 Static usbd_status uaudio_identify 276 (struct uaudio_softc *, const usb_config_descriptor_t *); 277 278 Static int uaudio_signext(int, int); 279 Static int uaudio_value2bsd(struct mixerctl *, int); 280 Static int uaudio_bsd2value(struct mixerctl *, int); 281 Static int uaudio_get(struct uaudio_softc *, int, int, int, int, int); 282 Static int uaudio_ctl_get 283 (struct uaudio_softc *, int, struct mixerctl *, int); 284 Static void uaudio_set 285 (struct uaudio_softc *, int, int, int, int, int, int); 286 Static void uaudio_ctl_set 287 (struct uaudio_softc *, int, struct mixerctl *, int, int); 288 289 Static usbd_status uaudio_set_speed(struct uaudio_softc *, int, u_int); 290 291 Static usbd_status uaudio_chan_open(struct uaudio_softc *, struct chan *); 292 Static void uaudio_chan_close(struct uaudio_softc *, struct chan *); 293 Static usbd_status uaudio_chan_alloc_buffers 294 (struct uaudio_softc *, struct chan *); 295 Static void uaudio_chan_free_buffers(struct uaudio_softc *, struct chan *); 296 Static void uaudio_chan_init 297 (struct chan *, int, const struct audio_params *, int); 298 Static void uaudio_chan_set_param(struct chan *, u_char *, u_char *, int); 299 Static void uaudio_chan_ptransfer(struct chan *); 300 Static void uaudio_chan_pintr 301 (usbd_xfer_handle, usbd_private_handle, usbd_status); 302 303 Static void uaudio_chan_rtransfer(struct chan *); 304 Static void uaudio_chan_rintr 305 (usbd_xfer_handle, usbd_private_handle, usbd_status); 306 307 Static int uaudio_open(void *, int); 308 Static void uaudio_close(void *); 309 Static int uaudio_drain(void *); 310 Static int uaudio_query_encoding(void *, struct audio_encoding *); 311 Static int uaudio_set_params 312 (void *, int, int, struct audio_params *, struct audio_params *, 313 stream_filter_list_t *, stream_filter_list_t *); 314 Static int uaudio_round_blocksize(void *, int, int, const audio_params_t *); 315 Static int uaudio_trigger_output 316 (void *, void *, void *, int, void (*)(void *), void *, 317 const audio_params_t *); 318 Static int uaudio_trigger_input 319 (void *, void *, void *, int, void (*)(void *), void *, 320 const audio_params_t *); 321 Static int uaudio_halt_in_dma(void *); 322 Static int uaudio_halt_out_dma(void *); 323 Static int uaudio_getdev(void *, struct audio_device *); 324 Static int uaudio_mixer_set_port(void *, mixer_ctrl_t *); 325 Static int uaudio_mixer_get_port(void *, mixer_ctrl_t *); 326 Static int uaudio_query_devinfo(void *, mixer_devinfo_t *); 327 Static int uaudio_get_props(void *); 328 329 Static const struct audio_hw_if uaudio_hw_if = { 330 uaudio_open, 331 uaudio_close, 332 uaudio_drain, 333 uaudio_query_encoding, 334 uaudio_set_params, 335 uaudio_round_blocksize, 336 NULL, 337 NULL, 338 NULL, 339 NULL, 340 NULL, 341 uaudio_halt_out_dma, 342 uaudio_halt_in_dma, 343 NULL, 344 uaudio_getdev, 345 NULL, 346 uaudio_mixer_set_port, 347 uaudio_mixer_get_port, 348 uaudio_query_devinfo, 349 NULL, 350 NULL, 351 NULL, 352 NULL, 353 uaudio_get_props, 354 uaudio_trigger_output, 355 uaudio_trigger_input, 356 NULL, 357 }; 358 359 Static struct audio_device uaudio_device = { 360 "USB audio", 361 "", 362 "uaudio" 363 }; 364 365 USB_DECLARE_DRIVER(uaudio); 366 367 USB_MATCH(uaudio) 368 { 369 USB_MATCH_START(uaudio, uaa); 370 usb_interface_descriptor_t *id; 371 372 if (uaa->iface == NULL) 373 return UMATCH_NONE; 374 375 id = usbd_get_interface_descriptor(uaa->iface); 376 /* Trigger on the control interface. */ 377 if (id == NULL || 378 id->bInterfaceClass != UICLASS_AUDIO || 379 id->bInterfaceSubClass != UISUBCLASS_AUDIOCONTROL || 380 (usbd_get_quirks(uaa->device)->uq_flags & UQ_BAD_AUDIO)) 381 return UMATCH_NONE; 382 383 return UMATCH_IFACECLASS_IFACESUBCLASS; 384 } 385 386 USB_ATTACH(uaudio) 387 { 388 USB_ATTACH_START(uaudio, sc, uaa); 389 usb_interface_descriptor_t *id; 390 usb_config_descriptor_t *cdesc; 391 char devinfo[1024]; 392 usbd_status err; 393 int i, j, found; 394 395 usbd_devinfo(uaa->device, 0, devinfo, sizeof(devinfo)); 396 printf(": %s\n", devinfo); 397 398 sc->sc_udev = uaa->device; 399 400 cdesc = usbd_get_config_descriptor(sc->sc_udev); 401 if (cdesc == NULL) { 402 printf("%s: failed to get configuration descriptor\n", 403 USBDEVNAME(sc->sc_dev)); 404 USB_ATTACH_ERROR_RETURN; 405 } 406 407 err = uaudio_identify(sc, cdesc); 408 if (err) { 409 printf("%s: audio descriptors make no sense, error=%d\n", 410 USBDEVNAME(sc->sc_dev), err); 411 USB_ATTACH_ERROR_RETURN; 412 } 413 414 sc->sc_ac_ifaceh = uaa->iface; 415 /* Pick up the AS interface. */ 416 for (i = 0; i < uaa->nifaces; i++) { 417 if (uaa->ifaces[i] == NULL) 418 continue; 419 id = usbd_get_interface_descriptor(uaa->ifaces[i]); 420 if (id == NULL) 421 continue; 422 found = 0; 423 for (j = 0; j < sc->sc_nalts; j++) { 424 if (id->bInterfaceNumber == 425 sc->sc_alts[j].idesc->bInterfaceNumber) { 426 sc->sc_alts[j].ifaceh = uaa->ifaces[i]; 427 found = 1; 428 } 429 } 430 if (found) 431 uaa->ifaces[i] = NULL; 432 } 433 434 for (j = 0; j < sc->sc_nalts; j++) { 435 if (sc->sc_alts[j].ifaceh == NULL) { 436 printf("%s: alt %d missing AS interface(s)\n", 437 USBDEVNAME(sc->sc_dev), j); 438 USB_ATTACH_ERROR_RETURN; 439 } 440 } 441 442 printf("%s: audio rev %d.%02x\n", USBDEVNAME(sc->sc_dev), 443 sc->sc_audio_rev >> 8, sc->sc_audio_rev & 0xff); 444 445 sc->sc_playchan.sc = sc->sc_recchan.sc = sc; 446 sc->sc_playchan.altidx = -1; 447 sc->sc_recchan.altidx = -1; 448 449 if (usbd_get_quirks(sc->sc_udev)->uq_flags & UQ_AU_NO_FRAC) 450 sc->sc_altflags |= UA_NOFRAC; 451 452 #ifndef UAUDIO_DEBUG 453 if (bootverbose) 454 #endif 455 printf("%s: %d mixer controls\n", USBDEVNAME(sc->sc_dev), 456 sc->sc_nctls); 457 458 usbd_add_drv_event(USB_EVENT_DRIVER_ATTACH, sc->sc_udev, 459 USBDEV(sc->sc_dev)); 460 461 DPRINTF(("uaudio_attach: doing audio_attach_mi\n")); 462 #if defined(__OpenBSD__) 463 audio_attach_mi(&uaudio_hw_if, sc, &sc->sc_dev); 464 #else 465 sc->sc_audiodev = audio_attach_mi(&uaudio_hw_if, sc, &sc->sc_dev); 466 #endif 467 468 USB_ATTACH_SUCCESS_RETURN; 469 } 470 471 int 472 uaudio_activate(device_ptr_t self, enum devact act) 473 { 474 struct uaudio_softc *sc; 475 int rv; 476 477 sc = (struct uaudio_softc *)self; 478 rv = 0; 479 switch (act) { 480 case DVACT_ACTIVATE: 481 return EOPNOTSUPP; 482 483 case DVACT_DEACTIVATE: 484 if (sc->sc_audiodev != NULL) 485 rv = config_deactivate(sc->sc_audiodev); 486 sc->sc_dying = 1; 487 break; 488 } 489 return rv; 490 } 491 492 int 493 uaudio_detach(device_ptr_t self, int flags) 494 { 495 struct uaudio_softc *sc; 496 int rv; 497 498 sc = (struct uaudio_softc *)self; 499 rv = 0; 500 /* Wait for outstanding requests to complete. */ 501 usbd_delay_ms(sc->sc_udev, UAUDIO_NCHANBUFS * UAUDIO_NFRAMES); 502 503 if (sc->sc_audiodev != NULL) 504 rv = config_detach(sc->sc_audiodev, flags); 505 506 usbd_add_drv_event(USB_EVENT_DRIVER_DETACH, sc->sc_udev, 507 USBDEV(sc->sc_dev)); 508 509 if (sc->sc_formats != NULL) 510 free(sc->sc_formats, M_USBDEV); 511 auconv_delete_encodings(sc->sc_encodings); 512 return rv; 513 } 514 515 Static int 516 uaudio_query_encoding(void *addr, struct audio_encoding *fp) 517 { 518 struct uaudio_softc *sc; 519 int flags; 520 521 sc = addr; 522 flags = sc->sc_altflags; 523 if (sc->sc_dying) 524 return EIO; 525 526 if (sc->sc_nalts == 0 || flags == 0) 527 return ENXIO; 528 529 return auconv_query_encoding(sc->sc_encodings, fp); 530 } 531 532 Static const usb_interface_descriptor_t * 533 uaudio_find_iface(const char *buf, int size, int *offsp, int subtype) 534 { 535 const usb_interface_descriptor_t *d; 536 537 while (*offsp < size) { 538 d = (const void *)(buf + *offsp); 539 *offsp += d->bLength; 540 if (d->bDescriptorType == UDESC_INTERFACE && 541 d->bInterfaceClass == UICLASS_AUDIO && 542 d->bInterfaceSubClass == subtype) 543 return d; 544 } 545 return NULL; 546 } 547 548 Static void 549 uaudio_mixer_add_ctl(struct uaudio_softc *sc, struct mixerctl *mc) 550 { 551 int res; 552 size_t len; 553 struct mixerctl *nmc; 554 555 if (mc->class < UAC_NCLASSES) { 556 DPRINTF(("%s: adding %s.%s\n", 557 __func__, uac_names[mc->class], mc->ctlname)); 558 } else { 559 DPRINTF(("%s: adding %s\n", __func__, mc->ctlname)); 560 } 561 len = sizeof(*mc) * (sc->sc_nctls + 1); 562 nmc = malloc(len, M_USBDEV, M_NOWAIT); 563 if (nmc == NULL) { 564 printf("uaudio_mixer_add_ctl: no memory\n"); 565 return; 566 } 567 /* Copy old data, if there was any */ 568 if (sc->sc_nctls != 0) { 569 memcpy(nmc, sc->sc_ctls, sizeof(*mc) * (sc->sc_nctls)); 570 free(sc->sc_ctls, M_USBDEV); 571 } 572 sc->sc_ctls = nmc; 573 574 mc->delta = 0; 575 if (mc->type == MIX_ON_OFF) { 576 mc->minval = 0; 577 mc->maxval = 1; 578 } else if (mc->type == MIX_SELECTOR) { 579 ; 580 } else { 581 /* Determine min and max values. */ 582 mc->minval = uaudio_signext(mc->type, 583 uaudio_get(sc, GET_MIN, UT_READ_CLASS_INTERFACE, 584 mc->wValue[0], mc->wIndex, 585 MIX_SIZE(mc->type))); 586 mc->maxval = 1 + uaudio_signext(mc->type, 587 uaudio_get(sc, GET_MAX, UT_READ_CLASS_INTERFACE, 588 mc->wValue[0], mc->wIndex, 589 MIX_SIZE(mc->type))); 590 mc->mul = mc->maxval - mc->minval; 591 if (mc->mul == 0) 592 mc->mul = 1; 593 res = uaudio_get(sc, GET_RES, UT_READ_CLASS_INTERFACE, 594 mc->wValue[0], mc->wIndex, 595 MIX_SIZE(mc->type)); 596 if (res > 0) 597 mc->delta = (res * 255 + mc->mul/2) / mc->mul; 598 } 599 600 sc->sc_ctls[sc->sc_nctls++] = *mc; 601 602 #ifdef UAUDIO_DEBUG 603 if (uaudiodebug > 2) { 604 int i; 605 DPRINTF(("uaudio_mixer_add_ctl: wValue=%04x",mc->wValue[0])); 606 for (i = 1; i < mc->nchan; i++) 607 DPRINTF((",%04x", mc->wValue[i])); 608 DPRINTF((" wIndex=%04x type=%d name='%s' unit='%s' " 609 "min=%d max=%d\n", 610 mc->wIndex, mc->type, mc->ctlname, mc->ctlunit, 611 mc->minval, mc->maxval)); 612 } 613 #endif 614 } 615 616 Static char * 617 uaudio_id_name(struct uaudio_softc *sc, const struct io_terminal *iot, int id) 618 { 619 static char buf[32]; 620 621 snprintf(buf, sizeof(buf), "i%d", id); 622 return buf; 623 } 624 625 #ifdef UAUDIO_DEBUG 626 Static void 627 uaudio_dump_cluster(const struct usb_audio_cluster *cl) 628 { 629 static const char *channel_names[16] = { 630 "LEFT", "RIGHT", "CENTER", "LFE", 631 "LEFT_SURROUND", "RIGHT_SURROUND", "LEFT_CENTER", "RIGHT_CENTER", 632 "SURROUND", "LEFT_SIDE", "RIGHT_SIDE", "TOP", 633 "RESERVED12", "RESERVED13", "RESERVED14", "RESERVED15", 634 }; 635 int cc, i, first; 636 637 cc = UGETW(cl->wChannelConfig); 638 logprintf("cluster: bNrChannels=%u wChannelConfig=0x%.4x", 639 cl->bNrChannels, cc); 640 first = TRUE; 641 for (i = 0; cc != 0; i++) { 642 if (cc & 1) { 643 logprintf("%c%s", first ? '<' : ',', channel_names[i]); 644 first = FALSE; 645 } 646 cc = cc >> 1; 647 } 648 logprintf("> iChannelNames=%u", cl->iChannelNames); 649 } 650 #endif 651 652 Static struct usb_audio_cluster 653 uaudio_get_cluster(int id, const struct io_terminal *iot) 654 { 655 struct usb_audio_cluster r; 656 const usb_descriptor_t *dp; 657 int i; 658 659 for (i = 0; i < 25; i++) { /* avoid infinite loops */ 660 dp = iot[id].d.desc; 661 if (dp == 0) 662 goto bad; 663 switch (dp->bDescriptorSubtype) { 664 case UDESCSUB_AC_INPUT: 665 r.bNrChannels = iot[id].d.it->bNrChannels; 666 USETW(r.wChannelConfig, UGETW(iot[id].d.it->wChannelConfig)); 667 r.iChannelNames = iot[id].d.it->iChannelNames; 668 return r; 669 case UDESCSUB_AC_OUTPUT: 670 id = iot[id].d.ot->bSourceId; 671 break; 672 case UDESCSUB_AC_MIXER: 673 r = *(struct usb_audio_cluster *) 674 &iot[id].d.mu->baSourceId[iot[id].d.mu->bNrInPins]; 675 return r; 676 case UDESCSUB_AC_SELECTOR: 677 /* XXX This is not really right */ 678 id = iot[id].d.su->baSourceId[0]; 679 break; 680 case UDESCSUB_AC_FEATURE: 681 id = iot[id].d.fu->bSourceId; 682 break; 683 case UDESCSUB_AC_PROCESSING: 684 r = *(struct usb_audio_cluster *) 685 &iot[id].d.pu->baSourceId[iot[id].d.pu->bNrInPins]; 686 return r; 687 case UDESCSUB_AC_EXTENSION: 688 r = *(struct usb_audio_cluster *) 689 &iot[id].d.eu->baSourceId[iot[id].d.eu->bNrInPins]; 690 return r; 691 default: 692 goto bad; 693 } 694 } 695 bad: 696 printf("uaudio_get_cluster: bad data\n"); 697 memset(&r, 0, sizeof r); 698 return r; 699 700 } 701 702 Static void 703 uaudio_add_input(struct uaudio_softc *sc, const struct io_terminal *iot, int id) 704 { 705 const struct usb_audio_input_terminal *d; 706 707 d = iot[id].d.it; 708 #ifdef UAUDIO_DEBUG 709 DPRINTFN(2,("uaudio_add_input: bTerminalId=%d wTerminalType=0x%04x " 710 "bAssocTerminal=%d bNrChannels=%d wChannelConfig=%d " 711 "iChannelNames=%d iTerminal=%d\n", 712 d->bTerminalId, UGETW(d->wTerminalType), d->bAssocTerminal, 713 d->bNrChannels, UGETW(d->wChannelConfig), 714 d->iChannelNames, d->iTerminal)); 715 #endif 716 /* If USB input terminal, record wChannelConfig */ 717 if ((UGETW(d->wTerminalType) & 0xff00) != 0x0100) 718 return; 719 sc->sc_channel_config = UGETW(d->wChannelConfig); 720 } 721 722 Static void 723 uaudio_add_output(struct uaudio_softc *sc, const struct io_terminal *iot, int id) 724 { 725 #ifdef UAUDIO_DEBUG 726 const struct usb_audio_output_terminal *d; 727 728 d = iot[id].d.ot; 729 DPRINTFN(2,("uaudio_add_output: bTerminalId=%d wTerminalType=0x%04x " 730 "bAssocTerminal=%d bSourceId=%d iTerminal=%d\n", 731 d->bTerminalId, UGETW(d->wTerminalType), d->bAssocTerminal, 732 d->bSourceId, d->iTerminal)); 733 #endif 734 } 735 736 Static void 737 uaudio_add_mixer(struct uaudio_softc *sc, const struct io_terminal *iot, int id) 738 { 739 const struct usb_audio_mixer_unit *d; 740 struct usb_audio_mixer_unit_1 *d1; 741 int c, chs, ichs, ochs, i, o, bno, p, mo, mc, k; 742 uByte *bm; 743 struct mixerctl mix; 744 745 d = iot[id].d.mu; 746 DPRINTFN(2,("uaudio_add_mixer: bUnitId=%d bNrInPins=%d\n", 747 d->bUnitId, d->bNrInPins)); 748 749 /* Compute the number of input channels */ 750 ichs = 0; 751 for (i = 0; i < d->bNrInPins; i++) 752 ichs += uaudio_get_cluster(d->baSourceId[i], iot).bNrChannels; 753 754 /* and the number of output channels */ 755 d1 = (struct usb_audio_mixer_unit_1 *)&d->baSourceId[d->bNrInPins]; 756 ochs = d1->bNrChannels; 757 DPRINTFN(2,("uaudio_add_mixer: ichs=%d ochs=%d\n", ichs, ochs)); 758 759 bm = d1->bmControls; 760 mix.wIndex = MAKE(d->bUnitId, sc->sc_ac_iface); 761 uaudio_determine_class(&iot[id], &mix); 762 mix.type = MIX_SIGNED_16; 763 mix.ctlunit = AudioNvolume; 764 #define BIT(bno) ((bm[bno / 8] >> (7 - bno % 8)) & 1) 765 for (p = i = 0; i < d->bNrInPins; i++) { 766 chs = uaudio_get_cluster(d->baSourceId[i], iot).bNrChannels; 767 mc = 0; 768 for (c = 0; c < chs; c++) { 769 mo = 0; 770 for (o = 0; o < ochs; o++) { 771 bno = (p + c) * ochs + o; 772 if (BIT(bno)) 773 mo++; 774 } 775 if (mo == 1) 776 mc++; 777 } 778 if (mc == chs && chs <= MIX_MAX_CHAN) { 779 k = 0; 780 for (c = 0; c < chs; c++) 781 for (o = 0; o < ochs; o++) { 782 bno = (p + c) * ochs + o; 783 if (BIT(bno)) 784 mix.wValue[k++] = 785 MAKE(p+c+1, o+1); 786 } 787 snprintf(mix.ctlname, sizeof(mix.ctlname), "mix%d-%s", 788 d->bUnitId, uaudio_id_name(sc, iot, 789 d->baSourceId[i])); 790 mix.nchan = chs; 791 uaudio_mixer_add_ctl(sc, &mix); 792 } else { 793 /* XXX */ 794 } 795 #undef BIT 796 p += chs; 797 } 798 799 } 800 801 Static void 802 uaudio_add_selector(struct uaudio_softc *sc, const struct io_terminal *iot, int id) 803 { 804 const struct usb_audio_selector_unit *d; 805 struct mixerctl mix; 806 int i, wp; 807 808 d = iot[id].d.su; 809 DPRINTFN(2,("uaudio_add_selector: bUnitId=%d bNrInPins=%d\n", 810 d->bUnitId, d->bNrInPins)); 811 mix.wIndex = MAKE(d->bUnitId, sc->sc_ac_iface); 812 mix.wValue[0] = MAKE(0, 0); 813 uaudio_determine_class(&iot[id], &mix); 814 mix.nchan = 1; 815 mix.type = MIX_SELECTOR; 816 mix.ctlunit = ""; 817 mix.minval = 1; 818 mix.maxval = d->bNrInPins; 819 mix.mul = mix.maxval - mix.minval; 820 wp = snprintf(mix.ctlname, MAX_AUDIO_DEV_LEN, "sel%d-", d->bUnitId); 821 for (i = 1; i <= d->bNrInPins; i++) { 822 wp += snprintf(mix.ctlname + wp, MAX_AUDIO_DEV_LEN - wp, 823 "i%d", d->baSourceId[i - 1]); 824 if (wp > MAX_AUDIO_DEV_LEN - 1) 825 break; 826 } 827 uaudio_mixer_add_ctl(sc, &mix); 828 } 829 830 #ifdef UAUDIO_DEBUG 831 Static const char * 832 uaudio_get_terminal_name(int terminal_type) 833 { 834 static char buf[100]; 835 836 switch (terminal_type) { 837 /* USB terminal types */ 838 case UAT_UNDEFINED: return "UAT_UNDEFINED"; 839 case UAT_STREAM: return "UAT_STREAM"; 840 case UAT_VENDOR: return "UAT_VENDOR"; 841 /* input terminal types */ 842 case UATI_UNDEFINED: return "UATI_UNDEFINED"; 843 case UATI_MICROPHONE: return "UATI_MICROPHONE"; 844 case UATI_DESKMICROPHONE: return "UATI_DESKMICROPHONE"; 845 case UATI_PERSONALMICROPHONE: return "UATI_PERSONALMICROPHONE"; 846 case UATI_OMNIMICROPHONE: return "UATI_OMNIMICROPHONE"; 847 case UATI_MICROPHONEARRAY: return "UATI_MICROPHONEARRAY"; 848 case UATI_PROCMICROPHONEARR: return "UATI_PROCMICROPHONEARR"; 849 /* output terminal types */ 850 case UATO_UNDEFINED: return "UATO_UNDEFINED"; 851 case UATO_SPEAKER: return "UATO_SPEAKER"; 852 case UATO_HEADPHONES: return "UATO_HEADPHONES"; 853 case UATO_DISPLAYAUDIO: return "UATO_DISPLAYAUDIO"; 854 case UATO_DESKTOPSPEAKER: return "UATO_DESKTOPSPEAKER"; 855 case UATO_ROOMSPEAKER: return "UATO_ROOMSPEAKER"; 856 case UATO_COMMSPEAKER: return "UATO_COMMSPEAKER"; 857 case UATO_SUBWOOFER: return "UATO_SUBWOOFER"; 858 /* bidir terminal types */ 859 case UATB_UNDEFINED: return "UATB_UNDEFINED"; 860 case UATB_HANDSET: return "UATB_HANDSET"; 861 case UATB_HEADSET: return "UATB_HEADSET"; 862 case UATB_SPEAKERPHONE: return "UATB_SPEAKERPHONE"; 863 case UATB_SPEAKERPHONEESUP: return "UATB_SPEAKERPHONEESUP"; 864 case UATB_SPEAKERPHONEECANC: return "UATB_SPEAKERPHONEECANC"; 865 /* telephony terminal types */ 866 case UATT_UNDEFINED: return "UATT_UNDEFINED"; 867 case UATT_PHONELINE: return "UATT_PHONELINE"; 868 case UATT_TELEPHONE: return "UATT_TELEPHONE"; 869 case UATT_DOWNLINEPHONE: return "UATT_DOWNLINEPHONE"; 870 /* external terminal types */ 871 case UATE_UNDEFINED: return "UATE_UNDEFINED"; 872 case UATE_ANALOGCONN: return "UATE_ANALOGCONN"; 873 case UATE_LINECONN: return "UATE_LINECONN"; 874 case UATE_LEGACYCONN: return "UATE_LEGACYCONN"; 875 case UATE_DIGITALAUIFC: return "UATE_DIGITALAUIFC"; 876 case UATE_SPDIF: return "UATE_SPDIF"; 877 case UATE_1394DA: return "UATE_1394DA"; 878 case UATE_1394DV: return "UATE_1394DV"; 879 /* embedded function terminal types */ 880 case UATF_UNDEFINED: return "UATF_UNDEFINED"; 881 case UATF_CALIBNOISE: return "UATF_CALIBNOISE"; 882 case UATF_EQUNOISE: return "UATF_EQUNOISE"; 883 case UATF_CDPLAYER: return "UATF_CDPLAYER"; 884 case UATF_DAT: return "UATF_DAT"; 885 case UATF_DCC: return "UATF_DCC"; 886 case UATF_MINIDISK: return "UATF_MINIDISK"; 887 case UATF_ANALOGTAPE: return "UATF_ANALOGTAPE"; 888 case UATF_PHONOGRAPH: return "UATF_PHONOGRAPH"; 889 case UATF_VCRAUDIO: return "UATF_VCRAUDIO"; 890 case UATF_VIDEODISCAUDIO: return "UATF_VIDEODISCAUDIO"; 891 case UATF_DVDAUDIO: return "UATF_DVDAUDIO"; 892 case UATF_TVTUNERAUDIO: return "UATF_TVTUNERAUDIO"; 893 case UATF_SATELLITE: return "UATF_SATELLITE"; 894 case UATF_CABLETUNER: return "UATF_CABLETUNER"; 895 case UATF_DSS: return "UATF_DSS"; 896 case UATF_RADIORECV: return "UATF_RADIORECV"; 897 case UATF_RADIOXMIT: return "UATF_RADIOXMIT"; 898 case UATF_MULTITRACK: return "UATF_MULTITRACK"; 899 case UATF_SYNTHESIZER: return "UATF_SYNTHESIZER"; 900 default: 901 snprintf(buf, sizeof(buf), "unknown type (0x%.4x)", terminal_type); 902 return buf; 903 } 904 } 905 #endif 906 907 Static int 908 uaudio_determine_class(const struct io_terminal *iot, struct mixerctl *mix) 909 { 910 int terminal_type; 911 912 if (iot == NULL || iot->output == NULL) { 913 mix->class = UAC_OUTPUT; 914 return 0; 915 } 916 terminal_type = 0; 917 if (iot->output->size == 1) 918 terminal_type = iot->output->terminals[0]; 919 /* 920 * If the only output terminal is USB, 921 * the class is UAC_RECORD. 922 */ 923 if ((terminal_type & 0xff00) == (UAT_UNDEFINED & 0xff00)) { 924 mix->class = UAC_RECORD; 925 if (iot->inputs_size == 1 926 && iot->inputs[0] != NULL 927 && iot->inputs[0]->size == 1) 928 return iot->inputs[0]->terminals[0]; 929 else 930 return 0; 931 } 932 /* 933 * If the ultimate destination of the unit is just one output 934 * terminal and the unit is connected to the output terminal 935 * directly, the class is UAC_OUTPUT. 936 */ 937 if (terminal_type != 0 && iot->direct) { 938 mix->class = UAC_OUTPUT; 939 return terminal_type; 940 } 941 /* 942 * If the unit is connected to just one input terminal, 943 * the class is UAC_INPUT. 944 */ 945 if (iot->inputs_size == 1 && iot->inputs[0] != NULL 946 && iot->inputs[0]->size == 1) { 947 mix->class = UAC_INPUT; 948 return iot->inputs[0]->terminals[0]; 949 } 950 /* 951 * Otherwise, the class is UAC_OUTPUT. 952 */ 953 mix->class = UAC_OUTPUT; 954 return terminal_type; 955 } 956 957 Static const char * 958 uaudio_feature_name(const struct io_terminal *iot, struct mixerctl *mix) 959 { 960 int terminal_type; 961 962 terminal_type = uaudio_determine_class(iot, mix); 963 if (mix->class == UAC_RECORD && terminal_type == 0) 964 return AudioNmixerout; 965 DPRINTF(("%s: terminal_type=%s\n", __func__, 966 uaudio_get_terminal_name(terminal_type))); 967 switch (terminal_type) { 968 case UAT_STREAM: 969 return AudioNdac; 970 971 case UATI_MICROPHONE: 972 case UATI_DESKMICROPHONE: 973 case UATI_PERSONALMICROPHONE: 974 case UATI_OMNIMICROPHONE: 975 case UATI_MICROPHONEARRAY: 976 case UATI_PROCMICROPHONEARR: 977 return AudioNmicrophone; 978 979 case UATO_SPEAKER: 980 case UATO_DESKTOPSPEAKER: 981 case UATO_ROOMSPEAKER: 982 case UATO_COMMSPEAKER: 983 return AudioNspeaker; 984 985 case UATO_HEADPHONES: 986 return AudioNheadphone; 987 988 case UATO_SUBWOOFER: 989 return AudioNlfe; 990 991 /* telephony terminal types */ 992 case UATT_UNDEFINED: 993 case UATT_PHONELINE: 994 case UATT_TELEPHONE: 995 case UATT_DOWNLINEPHONE: 996 return "phone"; 997 998 case UATE_ANALOGCONN: 999 case UATE_LINECONN: 1000 case UATE_LEGACYCONN: 1001 return AudioNline; 1002 1003 case UATE_DIGITALAUIFC: 1004 case UATE_SPDIF: 1005 case UATE_1394DA: 1006 case UATE_1394DV: 1007 return AudioNaux; 1008 1009 case UATF_CDPLAYER: 1010 return AudioNcd; 1011 1012 case UATF_SYNTHESIZER: 1013 return AudioNfmsynth; 1014 1015 case UATF_VIDEODISCAUDIO: 1016 case UATF_DVDAUDIO: 1017 case UATF_TVTUNERAUDIO: 1018 return AudioNvideo; 1019 1020 case UAT_UNDEFINED: 1021 case UAT_VENDOR: 1022 case UATI_UNDEFINED: 1023 /* output terminal types */ 1024 case UATO_UNDEFINED: 1025 case UATO_DISPLAYAUDIO: 1026 /* bidir terminal types */ 1027 case UATB_UNDEFINED: 1028 case UATB_HANDSET: 1029 case UATB_HEADSET: 1030 case UATB_SPEAKERPHONE: 1031 case UATB_SPEAKERPHONEESUP: 1032 case UATB_SPEAKERPHONEECANC: 1033 /* external terminal types */ 1034 case UATE_UNDEFINED: 1035 /* embedded function terminal types */ 1036 case UATF_UNDEFINED: 1037 case UATF_CALIBNOISE: 1038 case UATF_EQUNOISE: 1039 case UATF_DAT: 1040 case UATF_DCC: 1041 case UATF_MINIDISK: 1042 case UATF_ANALOGTAPE: 1043 case UATF_PHONOGRAPH: 1044 case UATF_VCRAUDIO: 1045 case UATF_SATELLITE: 1046 case UATF_CABLETUNER: 1047 case UATF_DSS: 1048 case UATF_RADIORECV: 1049 case UATF_RADIOXMIT: 1050 case UATF_MULTITRACK: 1051 case 0xffff: 1052 default: 1053 DPRINTF(("%s: 'master' for 0x%.4x\n", __func__, terminal_type)); 1054 return AudioNmaster; 1055 } 1056 return AudioNmaster; 1057 } 1058 1059 Static void 1060 uaudio_add_feature(struct uaudio_softc *sc, const struct io_terminal *iot, int id) 1061 { 1062 const struct usb_audio_feature_unit *d; 1063 const uByte *ctls; 1064 int ctlsize; 1065 int nchan; 1066 u_int fumask, mmask, cmask; 1067 struct mixerctl mix; 1068 int chan, ctl, i, unit; 1069 const char *mixername; 1070 1071 #define GET(i) (ctls[(i)*ctlsize] | \ 1072 (ctlsize > 1 ? ctls[(i)*ctlsize+1] << 8 : 0)) 1073 d = iot[id].d.fu; 1074 ctls = d->bmaControls; 1075 ctlsize = d->bControlSize; 1076 nchan = (d->bLength - 7) / ctlsize; 1077 mmask = GET(0); 1078 /* Figure out what we can control */ 1079 for (cmask = 0, chan = 1; chan < nchan; chan++) { 1080 DPRINTFN(9,("uaudio_add_feature: chan=%d mask=%x\n", 1081 chan, GET(chan))); 1082 cmask |= GET(chan); 1083 } 1084 1085 DPRINTFN(1,("uaudio_add_feature: bUnitId=%d, " 1086 "%d channels, mmask=0x%04x, cmask=0x%04x\n", 1087 d->bUnitId, nchan, mmask, cmask)); 1088 1089 if (nchan > MIX_MAX_CHAN) 1090 nchan = MIX_MAX_CHAN; 1091 unit = d->bUnitId; 1092 mix.wIndex = MAKE(unit, sc->sc_ac_iface); 1093 for (ctl = MUTE_CONTROL; ctl < LOUDNESS_CONTROL; ctl++) { 1094 fumask = FU_MASK(ctl); 1095 DPRINTFN(4,("uaudio_add_feature: ctl=%d fumask=0x%04x\n", 1096 ctl, fumask)); 1097 if (mmask & fumask) { 1098 mix.nchan = 1; 1099 mix.wValue[0] = MAKE(ctl, 0); 1100 } else if (cmask & fumask) { 1101 mix.nchan = nchan - 1; 1102 for (i = 1; i < nchan; i++) { 1103 if (GET(i) & fumask) 1104 mix.wValue[i-1] = MAKE(ctl, i); 1105 else 1106 mix.wValue[i-1] = -1; 1107 } 1108 } else { 1109 continue; 1110 } 1111 #undef GET 1112 mixername = uaudio_feature_name(&iot[id], &mix); 1113 switch (ctl) { 1114 case MUTE_CONTROL: 1115 mix.type = MIX_ON_OFF; 1116 mix.ctlunit = ""; 1117 snprintf(mix.ctlname, sizeof(mix.ctlname), 1118 "%s.%s", mixername, AudioNmute); 1119 break; 1120 case VOLUME_CONTROL: 1121 mix.type = MIX_SIGNED_16; 1122 mix.ctlunit = AudioNvolume; 1123 strlcpy(mix.ctlname, mixername, sizeof(mix.ctlname)); 1124 break; 1125 case BASS_CONTROL: 1126 mix.type = MIX_SIGNED_8; 1127 mix.ctlunit = AudioNbass; 1128 snprintf(mix.ctlname, sizeof(mix.ctlname), 1129 "%s.%s", mixername, AudioNbass); 1130 break; 1131 case MID_CONTROL: 1132 mix.type = MIX_SIGNED_8; 1133 mix.ctlunit = AudioNmid; 1134 snprintf(mix.ctlname, sizeof(mix.ctlname), 1135 "%s.%s", mixername, AudioNmid); 1136 break; 1137 case TREBLE_CONTROL: 1138 mix.type = MIX_SIGNED_8; 1139 mix.ctlunit = AudioNtreble; 1140 snprintf(mix.ctlname, sizeof(mix.ctlname), 1141 "%s.%s", mixername, AudioNtreble); 1142 break; 1143 case GRAPHIC_EQUALIZER_CONTROL: 1144 continue; /* XXX don't add anything */ 1145 break; 1146 case AGC_CONTROL: 1147 mix.type = MIX_ON_OFF; 1148 mix.ctlunit = ""; 1149 snprintf(mix.ctlname, sizeof(mix.ctlname), "%s.%s", 1150 mixername, AudioNagc); 1151 break; 1152 case DELAY_CONTROL: 1153 mix.type = MIX_UNSIGNED_16; 1154 mix.ctlunit = "4 ms"; 1155 snprintf(mix.ctlname, sizeof(mix.ctlname), 1156 "%s.%s", mixername, AudioNdelay); 1157 break; 1158 case BASS_BOOST_CONTROL: 1159 mix.type = MIX_ON_OFF; 1160 mix.ctlunit = ""; 1161 snprintf(mix.ctlname, sizeof(mix.ctlname), 1162 "%s.%s", mixername, AudioNbassboost); 1163 break; 1164 case LOUDNESS_CONTROL: 1165 mix.type = MIX_ON_OFF; 1166 mix.ctlunit = ""; 1167 snprintf(mix.ctlname, sizeof(mix.ctlname), 1168 "%s.%s", mixername, AudioNloudness); 1169 break; 1170 } 1171 uaudio_mixer_add_ctl(sc, &mix); 1172 } 1173 } 1174 1175 Static void 1176 uaudio_add_processing_updown(struct uaudio_softc *sc, 1177 const struct io_terminal *iot, int id) 1178 { 1179 const struct usb_audio_processing_unit *d; 1180 const struct usb_audio_processing_unit_1 *d1; 1181 const struct usb_audio_processing_unit_updown *ud; 1182 struct mixerctl mix; 1183 int i; 1184 1185 d = iot[id].d.pu; 1186 d1 = (const struct usb_audio_processing_unit_1 *) 1187 &d->baSourceId[d->bNrInPins]; 1188 ud = (const struct usb_audio_processing_unit_updown *) 1189 &d1->bmControls[d1->bControlSize]; 1190 DPRINTFN(2,("uaudio_add_processing_updown: bUnitId=%d bNrModes=%d\n", 1191 d->bUnitId, ud->bNrModes)); 1192 1193 if (!(d1->bmControls[0] & UA_PROC_MASK(UD_MODE_SELECT_CONTROL))) { 1194 DPRINTF(("uaudio_add_processing_updown: no mode select\n")); 1195 return; 1196 } 1197 1198 mix.wIndex = MAKE(d->bUnitId, sc->sc_ac_iface); 1199 mix.nchan = 1; 1200 mix.wValue[0] = MAKE(UD_MODE_SELECT_CONTROL, 0); 1201 uaudio_determine_class(&iot[id], &mix); 1202 mix.type = MIX_ON_OFF; /* XXX */ 1203 mix.ctlunit = ""; 1204 snprintf(mix.ctlname, sizeof(mix.ctlname), "pro%d-mode", d->bUnitId); 1205 1206 for (i = 0; i < ud->bNrModes; i++) { 1207 DPRINTFN(2,("uaudio_add_processing_updown: i=%d bm=0x%x\n", 1208 i, UGETW(ud->waModes[i]))); 1209 /* XXX */ 1210 } 1211 uaudio_mixer_add_ctl(sc, &mix); 1212 } 1213 1214 Static void 1215 uaudio_add_processing(struct uaudio_softc *sc, const struct io_terminal *iot, int id) 1216 { 1217 const struct usb_audio_processing_unit *d; 1218 const struct usb_audio_processing_unit_1 *d1; 1219 int ptype; 1220 struct mixerctl mix; 1221 1222 d = iot[id].d.pu; 1223 d1 = (const struct usb_audio_processing_unit_1 *) 1224 &d->baSourceId[d->bNrInPins]; 1225 ptype = UGETW(d->wProcessType); 1226 DPRINTFN(2,("uaudio_add_processing: wProcessType=%d bUnitId=%d " 1227 "bNrInPins=%d\n", ptype, d->bUnitId, d->bNrInPins)); 1228 1229 if (d1->bmControls[0] & UA_PROC_ENABLE_MASK) { 1230 mix.wIndex = MAKE(d->bUnitId, sc->sc_ac_iface); 1231 mix.nchan = 1; 1232 mix.wValue[0] = MAKE(XX_ENABLE_CONTROL, 0); 1233 uaudio_determine_class(&iot[id], &mix); 1234 mix.type = MIX_ON_OFF; 1235 mix.ctlunit = ""; 1236 snprintf(mix.ctlname, sizeof(mix.ctlname), "pro%d.%d-enable", 1237 d->bUnitId, ptype); 1238 uaudio_mixer_add_ctl(sc, &mix); 1239 } 1240 1241 switch(ptype) { 1242 case UPDOWNMIX_PROCESS: 1243 uaudio_add_processing_updown(sc, iot, id); 1244 break; 1245 case DOLBY_PROLOGIC_PROCESS: 1246 case P3D_STEREO_EXTENDER_PROCESS: 1247 case REVERBATION_PROCESS: 1248 case CHORUS_PROCESS: 1249 case DYN_RANGE_COMP_PROCESS: 1250 default: 1251 #ifdef UAUDIO_DEBUG 1252 printf("uaudio_add_processing: unit %d, type=%d not impl.\n", 1253 d->bUnitId, ptype); 1254 #endif 1255 break; 1256 } 1257 } 1258 1259 Static void 1260 uaudio_add_extension(struct uaudio_softc *sc, const struct io_terminal *iot, int id) 1261 { 1262 const struct usb_audio_extension_unit *d; 1263 const struct usb_audio_extension_unit_1 *d1; 1264 struct mixerctl mix; 1265 1266 d = iot[id].d.eu; 1267 d1 = (const struct usb_audio_extension_unit_1 *) 1268 &d->baSourceId[d->bNrInPins]; 1269 DPRINTFN(2,("uaudio_add_extension: bUnitId=%d bNrInPins=%d\n", 1270 d->bUnitId, d->bNrInPins)); 1271 1272 if (usbd_get_quirks(sc->sc_udev)->uq_flags & UQ_AU_NO_XU) 1273 return; 1274 1275 if (d1->bmControls[0] & UA_EXT_ENABLE_MASK) { 1276 mix.wIndex = MAKE(d->bUnitId, sc->sc_ac_iface); 1277 mix.nchan = 1; 1278 mix.wValue[0] = MAKE(UA_EXT_ENABLE, 0); 1279 uaudio_determine_class(&iot[id], &mix); 1280 mix.type = MIX_ON_OFF; 1281 mix.ctlunit = ""; 1282 snprintf(mix.ctlname, sizeof(mix.ctlname), "ext%d-enable", 1283 d->bUnitId); 1284 uaudio_mixer_add_ctl(sc, &mix); 1285 } 1286 } 1287 1288 Static struct terminal_list* 1289 uaudio_merge_terminal_list(const struct io_terminal *iot) 1290 { 1291 struct terminal_list *tml; 1292 uint16_t *ptm; 1293 int i, len; 1294 1295 len = 0; 1296 if (iot->inputs == NULL) 1297 return NULL; 1298 for (i = 0; i < iot->inputs_size; i++) { 1299 if (iot->inputs[i] != NULL) 1300 len += iot->inputs[i]->size; 1301 } 1302 tml = malloc(TERMINAL_LIST_SIZE(len), M_TEMP, M_NOWAIT); 1303 if (tml == NULL) { 1304 printf("uaudio_merge_terminal_list: no memory\n"); 1305 return NULL; 1306 } 1307 tml->size = 0; 1308 ptm = tml->terminals; 1309 for (i = 0; i < iot->inputs_size; i++) { 1310 if (iot->inputs[i] == NULL) 1311 continue; 1312 if (iot->inputs[i]->size > len) 1313 break; 1314 memcpy(ptm, iot->inputs[i]->terminals, 1315 iot->inputs[i]->size * sizeof(uint16_t)); 1316 tml->size += iot->inputs[i]->size; 1317 ptm += iot->inputs[i]->size; 1318 len -= iot->inputs[i]->size; 1319 } 1320 return tml; 1321 } 1322 1323 Static struct terminal_list * 1324 uaudio_io_terminaltype(int outtype, struct io_terminal *iot, int id) 1325 { 1326 struct terminal_list *tml; 1327 struct io_terminal *it; 1328 int src_id, i; 1329 1330 it = &iot[id]; 1331 if (it->output != NULL) { 1332 /* already has outtype? */ 1333 for (i = 0; i < it->output->size; i++) 1334 if (it->output->terminals[i] == outtype) 1335 return uaudio_merge_terminal_list(it); 1336 tml = malloc(TERMINAL_LIST_SIZE(it->output->size + 1), 1337 M_TEMP, M_NOWAIT); 1338 if (tml == NULL) { 1339 printf("uaudio_io_terminaltype: no memory\n"); 1340 return uaudio_merge_terminal_list(it); 1341 } 1342 memcpy(tml, it->output, TERMINAL_LIST_SIZE(it->output->size)); 1343 tml->terminals[it->output->size] = outtype; 1344 tml->size++; 1345 free(it->output, M_TEMP); 1346 it->output = tml; 1347 if (it->inputs != NULL) { 1348 for (i = 0; i < it->inputs_size; i++) 1349 if (it->inputs[i] != NULL) 1350 free(it->inputs[i], M_TEMP); 1351 free(it->inputs, M_TEMP); 1352 } 1353 it->inputs_size = 0; 1354 it->inputs = NULL; 1355 } else { /* end `iot[id] != NULL' */ 1356 it->inputs_size = 0; 1357 it->inputs = NULL; 1358 it->output = malloc(TERMINAL_LIST_SIZE(1), M_TEMP, M_NOWAIT); 1359 if (it->output == NULL) { 1360 printf("uaudio_io_terminaltype: no memory\n"); 1361 return NULL; 1362 } 1363 it->output->terminals[0] = outtype; 1364 it->output->size = 1; 1365 it->direct = FALSE; 1366 } 1367 1368 switch (it->d.desc->bDescriptorSubtype) { 1369 case UDESCSUB_AC_INPUT: 1370 it->inputs = malloc(sizeof(struct terminal_list *), M_TEMP, M_NOWAIT); 1371 if (it->inputs == NULL) { 1372 printf("uaudio_io_terminaltype: no memory\n"); 1373 return NULL; 1374 } 1375 tml = malloc(TERMINAL_LIST_SIZE(1), M_TEMP, M_NOWAIT); 1376 if (tml == NULL) { 1377 printf("uaudio_io_terminaltype: no memory\n"); 1378 free(it->inputs, M_TEMP); 1379 it->inputs = NULL; 1380 return NULL; 1381 } 1382 it->inputs[0] = tml; 1383 tml->terminals[0] = UGETW(it->d.it->wTerminalType); 1384 tml->size = 1; 1385 it->inputs_size = 1; 1386 return uaudio_merge_terminal_list(it); 1387 case UDESCSUB_AC_FEATURE: 1388 src_id = it->d.fu->bSourceId; 1389 it->inputs = malloc(sizeof(struct terminal_list *), M_TEMP, M_NOWAIT); 1390 if (it->inputs == NULL) { 1391 printf("uaudio_io_terminaltype: no memory\n"); 1392 return uaudio_io_terminaltype(outtype, iot, src_id); 1393 } 1394 it->inputs[0] = uaudio_io_terminaltype(outtype, iot, src_id); 1395 it->inputs_size = 1; 1396 return uaudio_merge_terminal_list(it); 1397 case UDESCSUB_AC_OUTPUT: 1398 it->inputs = malloc(sizeof(struct terminal_list *), M_TEMP, M_NOWAIT); 1399 if (it->inputs == NULL) { 1400 printf("uaudio_io_terminaltype: no memory\n"); 1401 return NULL; 1402 } 1403 src_id = it->d.ot->bSourceId; 1404 it->inputs[0] = uaudio_io_terminaltype(outtype, iot, src_id); 1405 it->inputs_size = 1; 1406 iot[src_id].direct = TRUE; 1407 return NULL; 1408 case UDESCSUB_AC_MIXER: 1409 it->inputs_size = 0; 1410 it->inputs = malloc(sizeof(struct terminal_list *) 1411 * it->d.mu->bNrInPins, M_TEMP, M_NOWAIT); 1412 if (it->inputs == NULL) { 1413 printf("uaudio_io_terminaltype: no memory\n"); 1414 return NULL; 1415 } 1416 for (i = 0; i < it->d.mu->bNrInPins; i++) { 1417 src_id = it->d.mu->baSourceId[i]; 1418 it->inputs[i] = uaudio_io_terminaltype(outtype, iot, 1419 src_id); 1420 it->inputs_size++; 1421 } 1422 return uaudio_merge_terminal_list(it); 1423 case UDESCSUB_AC_SELECTOR: 1424 it->inputs_size = 0; 1425 it->inputs = malloc(sizeof(struct terminal_list *) 1426 * it->d.su->bNrInPins, M_TEMP, M_NOWAIT); 1427 if (it->inputs == NULL) { 1428 printf("uaudio_io_terminaltype: no memory\n"); 1429 return NULL; 1430 } 1431 for (i = 0; i < it->d.su->bNrInPins; i++) { 1432 src_id = it->d.su->baSourceId[i]; 1433 it->inputs[i] = uaudio_io_terminaltype(outtype, iot, 1434 src_id); 1435 it->inputs_size++; 1436 } 1437 return uaudio_merge_terminal_list(it); 1438 case UDESCSUB_AC_PROCESSING: 1439 it->inputs_size = 0; 1440 it->inputs = malloc(sizeof(struct terminal_list *) 1441 * it->d.pu->bNrInPins, M_TEMP, M_NOWAIT); 1442 if (it->inputs == NULL) { 1443 printf("uaudio_io_terminaltype: no memory\n"); 1444 return NULL; 1445 } 1446 for (i = 0; i < it->d.pu->bNrInPins; i++) { 1447 src_id = it->d.pu->baSourceId[i]; 1448 it->inputs[i] = uaudio_io_terminaltype(outtype, iot, 1449 src_id); 1450 it->inputs_size++; 1451 } 1452 return uaudio_merge_terminal_list(it); 1453 case UDESCSUB_AC_EXTENSION: 1454 it->inputs_size = 0; 1455 it->inputs = malloc(sizeof(struct terminal_list *) 1456 * it->d.eu->bNrInPins, M_TEMP, M_NOWAIT); 1457 if (it->inputs == NULL) { 1458 printf("uaudio_io_terminaltype: no memory\n"); 1459 return NULL; 1460 } 1461 for (i = 0; i < it->d.eu->bNrInPins; i++) { 1462 src_id = it->d.eu->baSourceId[i]; 1463 it->inputs[i] = uaudio_io_terminaltype(outtype, iot, 1464 src_id); 1465 it->inputs_size++; 1466 } 1467 return uaudio_merge_terminal_list(it); 1468 case UDESCSUB_AC_HEADER: 1469 default: 1470 return NULL; 1471 } 1472 } 1473 1474 Static usbd_status 1475 uaudio_identify(struct uaudio_softc *sc, const usb_config_descriptor_t *cdesc) 1476 { 1477 usbd_status err; 1478 1479 err = uaudio_identify_ac(sc, cdesc); 1480 if (err) 1481 return err; 1482 return uaudio_identify_as(sc, cdesc); 1483 } 1484 1485 Static void 1486 uaudio_add_alt(struct uaudio_softc *sc, const struct as_info *ai) 1487 { 1488 size_t len; 1489 struct as_info *nai; 1490 1491 len = sizeof(*ai) * (sc->sc_nalts + 1); 1492 nai = malloc(len, M_USBDEV, M_NOWAIT); 1493 if (nai == NULL) { 1494 printf("uaudio_add_alt: no memory\n"); 1495 return; 1496 } 1497 /* Copy old data, if there was any */ 1498 if (sc->sc_nalts != 0) { 1499 memcpy(nai, sc->sc_alts, sizeof(*ai) * (sc->sc_nalts)); 1500 free(sc->sc_alts, M_USBDEV); 1501 } 1502 sc->sc_alts = nai; 1503 DPRINTFN(2,("uaudio_add_alt: adding alt=%d, enc=%d\n", 1504 ai->alt, ai->encoding)); 1505 sc->sc_alts[sc->sc_nalts++] = *ai; 1506 } 1507 1508 Static usbd_status 1509 uaudio_process_as(struct uaudio_softc *sc, const char *buf, int *offsp, 1510 int size, const usb_interface_descriptor_t *id) 1511 #define offs (*offsp) 1512 { 1513 const struct usb_audio_streaming_interface_descriptor *asid; 1514 const struct usb_audio_streaming_type1_descriptor *asf1d; 1515 const usb_endpoint_descriptor_audio_t *ed; 1516 const usb_endpoint_descriptor_audio_t *epdesc1; 1517 const struct usb_audio_streaming_endpoint_descriptor *sed; 1518 int format, chan, prec, enc; 1519 int dir, type, sync; 1520 struct as_info ai; 1521 const char *format_str; 1522 1523 asid = (const void *)(buf + offs); 1524 if (asid->bDescriptorType != UDESC_CS_INTERFACE || 1525 asid->bDescriptorSubtype != AS_GENERAL) 1526 return USBD_INVAL; 1527 DPRINTF(("uaudio_process_as: asid: bTerminakLink=%d wFormatTag=%d\n", 1528 asid->bTerminalLink, UGETW(asid->wFormatTag))); 1529 offs += asid->bLength; 1530 if (offs > size) 1531 return USBD_INVAL; 1532 1533 asf1d = (const void *)(buf + offs); 1534 if (asf1d->bDescriptorType != UDESC_CS_INTERFACE || 1535 asf1d->bDescriptorSubtype != FORMAT_TYPE) 1536 return USBD_INVAL; 1537 offs += asf1d->bLength; 1538 if (offs > size) 1539 return USBD_INVAL; 1540 1541 if (asf1d->bFormatType != FORMAT_TYPE_I) { 1542 printf("%s: ignored setting with type %d format\n", 1543 USBDEVNAME(sc->sc_dev), UGETW(asid->wFormatTag)); 1544 return USBD_NORMAL_COMPLETION; 1545 } 1546 1547 ed = (const void *)(buf + offs); 1548 if (ed->bDescriptorType != UDESC_ENDPOINT) 1549 return USBD_INVAL; 1550 DPRINTF(("uaudio_process_as: endpoint[0] bLength=%d bDescriptorType=%d " 1551 "bEndpointAddress=%d bmAttributes=0x%x wMaxPacketSize=%d " 1552 "bInterval=%d bRefresh=%d bSynchAddress=%d\n", 1553 ed->bLength, ed->bDescriptorType, ed->bEndpointAddress, 1554 ed->bmAttributes, UGETW(ed->wMaxPacketSize), 1555 ed->bInterval, ed->bRefresh, ed->bSynchAddress)); 1556 offs += ed->bLength; 1557 if (offs > size) 1558 return USBD_INVAL; 1559 if (UE_GET_XFERTYPE(ed->bmAttributes) != UE_ISOCHRONOUS) 1560 return USBD_INVAL; 1561 1562 dir = UE_GET_DIR(ed->bEndpointAddress); 1563 type = UE_GET_ISO_TYPE(ed->bmAttributes); 1564 if ((usbd_get_quirks(sc->sc_udev)->uq_flags & UQ_AU_INP_ASYNC) && 1565 dir == UE_DIR_IN && type == UE_ISO_ADAPT) 1566 type = UE_ISO_ASYNC; 1567 1568 /* We can't handle endpoints that need a sync pipe yet. */ 1569 sync = FALSE; 1570 if (dir == UE_DIR_IN && type == UE_ISO_ADAPT) { 1571 sync = TRUE; 1572 #ifndef UAUDIO_MULTIPLE_ENDPOINTS 1573 printf("%s: ignored input endpoint of type adaptive\n", 1574 USBDEVNAME(sc->sc_dev)); 1575 return USBD_NORMAL_COMPLETION; 1576 #endif 1577 } 1578 if (dir != UE_DIR_IN && type == UE_ISO_ASYNC) { 1579 sync = TRUE; 1580 #ifndef UAUDIO_MULTIPLE_ENDPOINTS 1581 printf("%s: ignored output endpoint of type async\n", 1582 USBDEVNAME(sc->sc_dev)); 1583 return USBD_NORMAL_COMPLETION; 1584 #endif 1585 } 1586 1587 sed = (const void *)(buf + offs); 1588 if (sed->bDescriptorType != UDESC_CS_ENDPOINT || 1589 sed->bDescriptorSubtype != AS_GENERAL) 1590 return USBD_INVAL; 1591 DPRINTF((" streadming_endpoint: offset=%d bLength=%d\n", offs, sed->bLength)); 1592 offs += sed->bLength; 1593 if (offs > size) 1594 return USBD_INVAL; 1595 1596 if (sync && id->bNumEndpoints <= 1) { 1597 printf("%s: a sync-pipe endpoint but no other endpoint\n", 1598 USBDEVNAME(sc->sc_dev)); 1599 return USBD_INVAL; 1600 } 1601 if (!sync && id->bNumEndpoints > 1) { 1602 printf("%s: non sync-pipe endpoint but multiple endpoints\n", 1603 USBDEVNAME(sc->sc_dev)); 1604 return USBD_INVAL; 1605 } 1606 epdesc1 = NULL; 1607 if (id->bNumEndpoints > 1) { 1608 epdesc1 = (const void*)(buf + offs); 1609 if (epdesc1->bDescriptorType != UDESC_ENDPOINT) 1610 return USBD_INVAL; 1611 DPRINTF(("uaudio_process_as: endpoint[1] bLength=%d " 1612 "bDescriptorType=%d bEndpointAddress=%d " 1613 "bmAttributes=0x%x wMaxPacketSize=%d bInterval=%d " 1614 "bRefresh=%d bSynchAddress=%d\n", 1615 epdesc1->bLength, epdesc1->bDescriptorType, 1616 epdesc1->bEndpointAddress, epdesc1->bmAttributes, 1617 UGETW(epdesc1->wMaxPacketSize), epdesc1->bInterval, 1618 epdesc1->bRefresh, epdesc1->bSynchAddress)); 1619 offs += epdesc1->bLength; 1620 if (offs > size) 1621 return USBD_INVAL; 1622 if (epdesc1->bSynchAddress != 0) { 1623 printf("%s: invalid endpoint: bSynchAddress=0\n", 1624 USBDEVNAME(sc->sc_dev)); 1625 return USBD_INVAL; 1626 } 1627 if (UE_GET_XFERTYPE(epdesc1->bmAttributes) != UE_ISOCHRONOUS) { 1628 printf("%s: invalid endpoint: bmAttributes=0x%x\n", 1629 USBDEVNAME(sc->sc_dev), epdesc1->bmAttributes); 1630 return USBD_INVAL; 1631 } 1632 if (epdesc1->bEndpointAddress != ed->bSynchAddress) { 1633 printf("%s: invalid endpoint addresses: " 1634 "ep[0]->bSynchAddress=0x%x " 1635 "ep[1]->bEndpointAddress=0x%x\n", 1636 USBDEVNAME(sc->sc_dev), ed->bSynchAddress, 1637 epdesc1->bEndpointAddress); 1638 return USBD_INVAL; 1639 } 1640 /* UE_GET_ADDR(epdesc1->bEndpointAddress), and epdesc1->bRefresh */ 1641 } 1642 1643 format = UGETW(asid->wFormatTag); 1644 chan = asf1d->bNrChannels; 1645 prec = asf1d->bBitResolution; 1646 if (prec != 8 && prec != 16 && prec != 24) { 1647 printf("%s: ignored setting with precision %d\n", 1648 USBDEVNAME(sc->sc_dev), prec); 1649 return USBD_NORMAL_COMPLETION; 1650 } 1651 switch (format) { 1652 case UA_FMT_PCM: 1653 if (prec == 8) { 1654 sc->sc_altflags |= HAS_8; 1655 } else if (prec == 16) { 1656 sc->sc_altflags |= HAS_16; 1657 } else if (prec == 24) { 1658 sc->sc_altflags |= HAS_24; 1659 } 1660 enc = AUDIO_ENCODING_SLINEAR_LE; 1661 format_str = "pcm"; 1662 break; 1663 case UA_FMT_PCM8: 1664 enc = AUDIO_ENCODING_ULINEAR_LE; 1665 sc->sc_altflags |= HAS_8U; 1666 format_str = "pcm8"; 1667 break; 1668 case UA_FMT_ALAW: 1669 enc = AUDIO_ENCODING_ALAW; 1670 sc->sc_altflags |= HAS_ALAW; 1671 format_str = "alaw"; 1672 break; 1673 case UA_FMT_MULAW: 1674 enc = AUDIO_ENCODING_ULAW; 1675 sc->sc_altflags |= HAS_MULAW; 1676 format_str = "mulaw"; 1677 break; 1678 case UA_FMT_IEEE_FLOAT: 1679 default: 1680 printf("%s: ignored setting with format %d\n", 1681 USBDEVNAME(sc->sc_dev), format); 1682 return USBD_NORMAL_COMPLETION; 1683 } 1684 #ifdef UAUDIO_DEBUG 1685 printf("%s: %s: %dch, %d/%dbit, %s,", USBDEVNAME(sc->sc_dev), 1686 dir == UE_DIR_IN ? "recording" : "playback", 1687 chan, prec, asf1d->bSubFrameSize * 8, format_str); 1688 if (asf1d->bSamFreqType == UA_SAMP_CONTNUOUS) { 1689 printf(" %d-%dHz\n", UA_SAMP_LO(asf1d), UA_SAMP_HI(asf1d)); 1690 } else { 1691 int r; 1692 printf(" %d", UA_GETSAMP(asf1d, 0)); 1693 for (r = 1; r < asf1d->bSamFreqType; r++) 1694 printf(",%d", UA_GETSAMP(asf1d, r)); 1695 printf("Hz\n"); 1696 } 1697 #endif 1698 ai.alt = id->bAlternateSetting; 1699 ai.encoding = enc; 1700 ai.attributes = sed->bmAttributes; 1701 ai.idesc = id; 1702 ai.edesc = ed; 1703 ai.edesc1 = epdesc1; 1704 ai.asf1desc = asf1d; 1705 ai.sc_busy = 0; 1706 uaudio_add_alt(sc, &ai); 1707 #ifdef UAUDIO_DEBUG 1708 if (ai.attributes & UA_SED_FREQ_CONTROL) 1709 DPRINTFN(1, ("uaudio_process_as: FREQ_CONTROL\n")); 1710 if (ai.attributes & UA_SED_PITCH_CONTROL) 1711 DPRINTFN(1, ("uaudio_process_as: PITCH_CONTROL\n")); 1712 #endif 1713 sc->sc_mode |= (dir == UE_DIR_OUT) ? AUMODE_PLAY : AUMODE_RECORD; 1714 1715 return USBD_NORMAL_COMPLETION; 1716 } 1717 #undef offs 1718 1719 Static usbd_status 1720 uaudio_identify_as(struct uaudio_softc *sc, 1721 const usb_config_descriptor_t *cdesc) 1722 { 1723 const usb_interface_descriptor_t *id; 1724 const char *buf; 1725 struct audio_format *auf; 1726 const struct usb_audio_streaming_type1_descriptor *t1desc; 1727 int size, offs; 1728 int i, j; 1729 1730 size = UGETW(cdesc->wTotalLength); 1731 buf = (const char *)cdesc; 1732 1733 /* Locate the AudioStreaming interface descriptor. */ 1734 offs = 0; 1735 id = uaudio_find_iface(buf, size, &offs, UISUBCLASS_AUDIOSTREAM); 1736 if (id == NULL) 1737 return USBD_INVAL; 1738 1739 /* Loop through all the alternate settings. */ 1740 while (offs <= size) { 1741 DPRINTFN(2, ("uaudio_identify: interface=%d offset=%d\n", 1742 id->bInterfaceNumber, offs)); 1743 switch (id->bNumEndpoints) { 1744 case 0: 1745 DPRINTFN(2, ("uaudio_identify: AS null alt=%d\n", 1746 id->bAlternateSetting)); 1747 sc->sc_nullalt = id->bAlternateSetting; 1748 break; 1749 case 1: 1750 #ifdef UAUDIO_MULTIPLE_ENDPOINTS 1751 case 2: 1752 #endif 1753 uaudio_process_as(sc, buf, &offs, size, id); 1754 break; 1755 default: 1756 printf("%s: ignored audio interface with %d " 1757 "endpoints\n", 1758 USBDEVNAME(sc->sc_dev), id->bNumEndpoints); 1759 break; 1760 } 1761 id = uaudio_find_iface(buf, size, &offs,UISUBCLASS_AUDIOSTREAM); 1762 if (id == NULL) 1763 break; 1764 } 1765 if (offs > size) 1766 return USBD_INVAL; 1767 DPRINTF(("uaudio_identify_as: %d alts available\n", sc->sc_nalts)); 1768 1769 if (sc->sc_mode == 0) { 1770 printf("%s: no usable endpoint found\n", 1771 USBDEVNAME(sc->sc_dev)); 1772 return USBD_INVAL; 1773 } 1774 1775 /* build audio_format array */ 1776 sc->sc_formats = malloc(sizeof(struct audio_format) * sc->sc_nalts, 1777 M_USBDEV, M_NOWAIT); 1778 if (sc->sc_formats == NULL) 1779 return USBD_NOMEM; 1780 sc->sc_nformats = sc->sc_nalts; 1781 for (i = 0; i < sc->sc_nalts; i++) { 1782 auf = &sc->sc_formats[i]; 1783 t1desc = sc->sc_alts[i].asf1desc; 1784 auf->driver_data = NULL; 1785 if (UE_GET_DIR(sc->sc_alts[i].edesc->bEndpointAddress) == UE_DIR_OUT) 1786 auf->mode = AUMODE_PLAY; 1787 else 1788 auf->mode = AUMODE_RECORD; 1789 auf->encoding = sc->sc_alts[i].encoding; 1790 auf->validbits = t1desc->bBitResolution; 1791 auf->precision = t1desc->bSubFrameSize * 8; 1792 auf->channels = t1desc->bNrChannels; 1793 auf->channel_mask = sc->sc_channel_config; 1794 auf->frequency_type = t1desc->bSamFreqType; 1795 if (t1desc->bSamFreqType == UA_SAMP_CONTNUOUS) { 1796 auf->frequency[0] = UA_SAMP_LO(t1desc); 1797 auf->frequency[1] = UA_SAMP_HI(t1desc); 1798 } else { 1799 for (j = 0; j < t1desc->bSamFreqType; j++) { 1800 if (j >= AUFMT_MAX_FREQUENCIES) { 1801 printf("%s: please increase " 1802 "AUFMT_MAX_FREQUENCIES to %d\n", 1803 __func__, t1desc->bSamFreqType); 1804 break; 1805 } 1806 auf->frequency[j] = UA_GETSAMP(t1desc, j); 1807 } 1808 } 1809 sc->sc_alts[i].aformat = auf; 1810 } 1811 1812 if (0 != auconv_create_encodings(sc->sc_formats, sc->sc_nformats, 1813 &sc->sc_encodings)) { 1814 free(sc->sc_formats, M_DEVBUF); 1815 sc->sc_formats = NULL; 1816 return ENOMEM; 1817 } 1818 1819 return USBD_NORMAL_COMPLETION; 1820 } 1821 1822 Static usbd_status 1823 uaudio_identify_ac(struct uaudio_softc *sc, const usb_config_descriptor_t *cdesc) 1824 { 1825 struct io_terminal* iot; 1826 const usb_interface_descriptor_t *id; 1827 const struct usb_audio_control_descriptor *acdp; 1828 const usb_descriptor_t *dp; 1829 const struct usb_audio_output_terminal *pot; 1830 struct terminal_list *tml; 1831 const char *buf, *ibuf, *ibufend; 1832 int size, offs, aclen, ndps, i, j; 1833 1834 size = UGETW(cdesc->wTotalLength); 1835 buf = (char *)cdesc; 1836 1837 /* Locate the AudioControl interface descriptor. */ 1838 offs = 0; 1839 id = uaudio_find_iface(buf, size, &offs, UISUBCLASS_AUDIOCONTROL); 1840 if (id == NULL) 1841 return USBD_INVAL; 1842 if (offs + sizeof *acdp > size) 1843 return USBD_INVAL; 1844 sc->sc_ac_iface = id->bInterfaceNumber; 1845 DPRINTFN(2,("uaudio_identify_ac: AC interface is %d\n", sc->sc_ac_iface)); 1846 1847 /* A class-specific AC interface header should follow. */ 1848 ibuf = buf + offs; 1849 acdp = (const struct usb_audio_control_descriptor *)ibuf; 1850 if (acdp->bDescriptorType != UDESC_CS_INTERFACE || 1851 acdp->bDescriptorSubtype != UDESCSUB_AC_HEADER) 1852 return USBD_INVAL; 1853 aclen = UGETW(acdp->wTotalLength); 1854 if (offs + aclen > size) 1855 return USBD_INVAL; 1856 1857 if (!(usbd_get_quirks(sc->sc_udev)->uq_flags & UQ_BAD_ADC) && 1858 UGETW(acdp->bcdADC) != UAUDIO_VERSION) 1859 return USBD_INVAL; 1860 1861 sc->sc_audio_rev = UGETW(acdp->bcdADC); 1862 DPRINTFN(2,("uaudio_identify_ac: found AC header, vers=%03x, len=%d\n", 1863 sc->sc_audio_rev, aclen)); 1864 1865 sc->sc_nullalt = -1; 1866 1867 /* Scan through all the AC specific descriptors */ 1868 ibufend = ibuf + aclen; 1869 dp = (const usb_descriptor_t *)ibuf; 1870 ndps = 0; 1871 iot = malloc(sizeof(struct io_terminal) * 256, M_TEMP, M_NOWAIT | M_ZERO); 1872 if (iot == NULL) { 1873 printf("%s: no memory\n", __func__); 1874 return USBD_NOMEM; 1875 } 1876 for (;;) { 1877 ibuf += dp->bLength; 1878 if (ibuf >= ibufend) 1879 break; 1880 dp = (const usb_descriptor_t *)ibuf; 1881 if (ibuf + dp->bLength > ibufend) 1882 return USBD_INVAL; 1883 if (dp->bDescriptorType != UDESC_CS_INTERFACE) { 1884 printf("uaudio_identify_ac: skip desc type=0x%02x\n", 1885 dp->bDescriptorType); 1886 continue; 1887 } 1888 i = ((const struct usb_audio_input_terminal *)dp)->bTerminalId; 1889 iot[i].d.desc = dp; 1890 if (i > ndps) 1891 ndps = i; 1892 } 1893 ndps++; 1894 1895 /* construct io_terminal */ 1896 for (i = 0; i < ndps; i++) { 1897 dp = iot[i].d.desc; 1898 if (dp == NULL) 1899 continue; 1900 if (dp->bDescriptorSubtype != UDESCSUB_AC_OUTPUT) 1901 continue; 1902 pot = iot[i].d.ot; 1903 tml = uaudio_io_terminaltype(UGETW(pot->wTerminalType), iot, i); 1904 if (tml != NULL) 1905 free(tml, M_TEMP); 1906 } 1907 1908 #ifdef UAUDIO_DEBUG 1909 for (i = 0; i < 256; i++) { 1910 struct usb_audio_cluster cluster; 1911 1912 if (iot[i].d.desc == NULL) 1913 continue; 1914 logprintf("id %d:\t", i); 1915 switch (iot[i].d.desc->bDescriptorSubtype) { 1916 case UDESCSUB_AC_INPUT: 1917 logprintf("AC_INPUT type=%s\n", uaudio_get_terminal_name 1918 (UGETW(iot[i].d.it->wTerminalType))); 1919 logprintf("\t"); 1920 cluster = uaudio_get_cluster(i, iot); 1921 uaudio_dump_cluster(&cluster); 1922 logprintf("\n"); 1923 break; 1924 case UDESCSUB_AC_OUTPUT: 1925 logprintf("AC_OUTPUT type=%s ", uaudio_get_terminal_name 1926 (UGETW(iot[i].d.ot->wTerminalType))); 1927 logprintf("src=%d\n", iot[i].d.ot->bSourceId); 1928 break; 1929 case UDESCSUB_AC_MIXER: 1930 logprintf("AC_MIXER src="); 1931 for (j = 0; j < iot[i].d.mu->bNrInPins; j++) 1932 logprintf("%d ", iot[i].d.mu->baSourceId[j]); 1933 logprintf("\n\t"); 1934 cluster = uaudio_get_cluster(i, iot); 1935 uaudio_dump_cluster(&cluster); 1936 logprintf("\n"); 1937 break; 1938 case UDESCSUB_AC_SELECTOR: 1939 logprintf("AC_SELECTOR src="); 1940 for (j = 0; j < iot[i].d.su->bNrInPins; j++) 1941 logprintf("%d ", iot[i].d.su->baSourceId[j]); 1942 logprintf("\n"); 1943 break; 1944 case UDESCSUB_AC_FEATURE: 1945 logprintf("AC_FEATURE src=%d\n", iot[i].d.fu->bSourceId); 1946 break; 1947 case UDESCSUB_AC_PROCESSING: 1948 logprintf("AC_PROCESSING src="); 1949 for (j = 0; j < iot[i].d.pu->bNrInPins; j++) 1950 logprintf("%d ", iot[i].d.pu->baSourceId[j]); 1951 logprintf("\n\t"); 1952 cluster = uaudio_get_cluster(i, iot); 1953 uaudio_dump_cluster(&cluster); 1954 logprintf("\n"); 1955 break; 1956 case UDESCSUB_AC_EXTENSION: 1957 logprintf("AC_EXTENSION src="); 1958 for (j = 0; j < iot[i].d.eu->bNrInPins; j++) 1959 logprintf("%d ", iot[i].d.eu->baSourceId[j]); 1960 logprintf("\n\t"); 1961 cluster = uaudio_get_cluster(i, iot); 1962 uaudio_dump_cluster(&cluster); 1963 logprintf("\n"); 1964 break; 1965 default: 1966 logprintf("unknown audio control (subtype=%d)\n", 1967 iot[i].d.desc->bDescriptorSubtype); 1968 } 1969 for (j = 0; j < iot[i].inputs_size; j++) { 1970 int k; 1971 logprintf("\tinput%d: ", j); 1972 tml = iot[i].inputs[j]; 1973 if (tml == NULL) { 1974 logprintf("NULL\n"); 1975 continue; 1976 } 1977 for (k = 0; k < tml->size; k++) 1978 logprintf("%s ", uaudio_get_terminal_name 1979 (tml->terminals[k])); 1980 logprintf("\n"); 1981 } 1982 logprintf("\toutput: "); 1983 tml = iot[i].output; 1984 for (j = 0; j < tml->size; j++) 1985 logprintf("%s ", uaudio_get_terminal_name(tml->terminals[j])); 1986 logprintf("\n"); 1987 } 1988 #endif 1989 1990 for (i = 0; i < ndps; i++) { 1991 dp = iot[i].d.desc; 1992 if (dp == NULL) 1993 continue; 1994 DPRINTF(("uaudio_identify_ac: id=%d subtype=%d\n", 1995 i, dp->bDescriptorSubtype)); 1996 switch (dp->bDescriptorSubtype) { 1997 case UDESCSUB_AC_HEADER: 1998 printf("uaudio_identify_ac: unexpected AC header\n"); 1999 break; 2000 case UDESCSUB_AC_INPUT: 2001 uaudio_add_input(sc, iot, i); 2002 break; 2003 case UDESCSUB_AC_OUTPUT: 2004 uaudio_add_output(sc, iot, i); 2005 break; 2006 case UDESCSUB_AC_MIXER: 2007 uaudio_add_mixer(sc, iot, i); 2008 break; 2009 case UDESCSUB_AC_SELECTOR: 2010 uaudio_add_selector(sc, iot, i); 2011 break; 2012 case UDESCSUB_AC_FEATURE: 2013 uaudio_add_feature(sc, iot, i); 2014 break; 2015 case UDESCSUB_AC_PROCESSING: 2016 uaudio_add_processing(sc, iot, i); 2017 break; 2018 case UDESCSUB_AC_EXTENSION: 2019 uaudio_add_extension(sc, iot, i); 2020 break; 2021 default: 2022 printf("uaudio_identify_ac: bad AC desc subtype=0x%02x\n", 2023 dp->bDescriptorSubtype); 2024 break; 2025 } 2026 } 2027 2028 /* delete io_terminal */ 2029 for (i = 0; i < 256; i++) { 2030 if (iot[i].d.desc == NULL) 2031 continue; 2032 if (iot[i].inputs != NULL) { 2033 for (j = 0; j < iot[i].inputs_size; j++) { 2034 if (iot[i].inputs[j] != NULL) 2035 free(iot[i].inputs[j], M_TEMP); 2036 } 2037 free(iot[i].inputs, M_TEMP); 2038 } 2039 if (iot[i].output != NULL) 2040 free(iot[i].output, M_TEMP); 2041 iot[i].d.desc = NULL; 2042 } 2043 free(iot, M_TEMP); 2044 2045 return USBD_NORMAL_COMPLETION; 2046 } 2047 2048 Static int 2049 uaudio_query_devinfo(void *addr, mixer_devinfo_t *mi) 2050 { 2051 struct uaudio_softc *sc; 2052 struct mixerctl *mc; 2053 int n, nctls, i; 2054 2055 DPRINTFN(2,("uaudio_query_devinfo: index=%d\n", mi->index)); 2056 sc = addr; 2057 if (sc->sc_dying) 2058 return EIO; 2059 2060 n = mi->index; 2061 nctls = sc->sc_nctls; 2062 2063 switch (n) { 2064 case UAC_OUTPUT: 2065 mi->type = AUDIO_MIXER_CLASS; 2066 mi->mixer_class = UAC_OUTPUT; 2067 mi->next = mi->prev = AUDIO_MIXER_LAST; 2068 strlcpy(mi->label.name, AudioCoutputs, sizeof(mi->label.name)); 2069 return 0; 2070 case UAC_INPUT: 2071 mi->type = AUDIO_MIXER_CLASS; 2072 mi->mixer_class = UAC_INPUT; 2073 mi->next = mi->prev = AUDIO_MIXER_LAST; 2074 strlcpy(mi->label.name, AudioCinputs, sizeof(mi->label.name)); 2075 return 0; 2076 case UAC_EQUAL: 2077 mi->type = AUDIO_MIXER_CLASS; 2078 mi->mixer_class = UAC_EQUAL; 2079 mi->next = mi->prev = AUDIO_MIXER_LAST; 2080 strlcpy(mi->label.name, AudioCequalization, 2081 sizeof(mi->label.name)); 2082 return 0; 2083 case UAC_RECORD: 2084 mi->type = AUDIO_MIXER_CLASS; 2085 mi->mixer_class = UAC_RECORD; 2086 mi->next = mi->prev = AUDIO_MIXER_LAST; 2087 strlcpy(mi->label.name, AudioCrecord, sizeof(mi->label.name)); 2088 return 0; 2089 default: 2090 break; 2091 } 2092 2093 n -= UAC_NCLASSES; 2094 if (n < 0 || n >= nctls) 2095 return ENXIO; 2096 2097 mc = &sc->sc_ctls[n]; 2098 strlcpy(mi->label.name, mc->ctlname, sizeof(mi->label.name)); 2099 mi->mixer_class = mc->class; 2100 mi->next = mi->prev = AUDIO_MIXER_LAST; /* XXX */ 2101 switch (mc->type) { 2102 case MIX_ON_OFF: 2103 mi->type = AUDIO_MIXER_ENUM; 2104 mi->un.e.num_mem = 2; 2105 strlcpy(mi->un.e.member[0].label.name, AudioNoff, 2106 sizeof(mi->un.e.member[0].label.name)); 2107 mi->un.e.member[0].ord = 0; 2108 strlcpy(mi->un.e.member[1].label.name, AudioNon, 2109 sizeof(mi->un.e.member[1].label.name)); 2110 mi->un.e.member[1].ord = 1; 2111 break; 2112 case MIX_SELECTOR: 2113 mi->type = AUDIO_MIXER_ENUM; 2114 mi->un.e.num_mem = mc->maxval - mc->minval + 1; 2115 for (i = 0; i <= mc->maxval - mc->minval; i++) { 2116 snprintf(mi->un.e.member[i].label.name, 2117 sizeof(mi->un.e.member[i].label.name), 2118 "%d", i + mc->minval); 2119 mi->un.e.member[i].ord = i + mc->minval; 2120 } 2121 break; 2122 default: 2123 mi->type = AUDIO_MIXER_VALUE; 2124 strncpy(mi->un.v.units.name, mc->ctlunit, MAX_AUDIO_DEV_LEN); 2125 mi->un.v.num_channels = mc->nchan; 2126 mi->un.v.delta = mc->delta; 2127 break; 2128 } 2129 return 0; 2130 } 2131 2132 Static int 2133 uaudio_open(void *addr, int flags) 2134 { 2135 struct uaudio_softc *sc; 2136 2137 sc = addr; 2138 DPRINTF(("uaudio_open: sc=%p\n", sc)); 2139 if (sc->sc_dying) 2140 return EIO; 2141 2142 if ((flags & FWRITE) && !(sc->sc_mode & AUMODE_PLAY)) 2143 return EACCES; 2144 if ((flags & FREAD) && !(sc->sc_mode & AUMODE_RECORD)) 2145 return EACCES; 2146 2147 return 0; 2148 } 2149 2150 /* 2151 * Close function is called at splaudio(). 2152 */ 2153 Static void 2154 uaudio_close(void *addr) 2155 { 2156 } 2157 2158 Static int 2159 uaudio_drain(void *addr) 2160 { 2161 struct uaudio_softc *sc; 2162 2163 sc = addr; 2164 usbd_delay_ms(sc->sc_udev, UAUDIO_NCHANBUFS * UAUDIO_NFRAMES); 2165 2166 return 0; 2167 } 2168 2169 Static int 2170 uaudio_halt_out_dma(void *addr) 2171 { 2172 struct uaudio_softc *sc; 2173 2174 DPRINTF(("uaudio_halt_out_dma: enter\n")); 2175 sc = addr; 2176 if (sc->sc_playchan.pipe != NULL) { 2177 uaudio_chan_close(sc, &sc->sc_playchan); 2178 sc->sc_playchan.pipe = NULL; 2179 uaudio_chan_free_buffers(sc, &sc->sc_playchan); 2180 sc->sc_playchan.intr = NULL; 2181 } 2182 return 0; 2183 } 2184 2185 Static int 2186 uaudio_halt_in_dma(void *addr) 2187 { 2188 struct uaudio_softc *sc; 2189 2190 DPRINTF(("uaudio_halt_in_dma: enter\n")); 2191 sc = addr; 2192 if (sc->sc_recchan.pipe != NULL) { 2193 uaudio_chan_close(sc, &sc->sc_recchan); 2194 sc->sc_recchan.pipe = NULL; 2195 uaudio_chan_free_buffers(sc, &sc->sc_recchan); 2196 sc->sc_recchan.intr = NULL; 2197 } 2198 return 0; 2199 } 2200 2201 Static int 2202 uaudio_getdev(void *addr, struct audio_device *retp) 2203 { 2204 struct uaudio_softc *sc; 2205 2206 DPRINTF(("uaudio_mixer_getdev:\n")); 2207 sc = addr; 2208 if (sc->sc_dying) 2209 return EIO; 2210 2211 *retp = uaudio_device; 2212 return 0; 2213 } 2214 2215 /* 2216 * Make sure the block size is large enough to hold all outstanding transfers. 2217 */ 2218 Static int 2219 uaudio_round_blocksize(void *addr, int blk, 2220 int mode, const audio_params_t *param) 2221 { 2222 struct uaudio_softc *sc; 2223 int b; 2224 2225 sc = addr; 2226 DPRINTF(("uaudio_round_blocksize: blk=%d mode=%s\n", blk, 2227 mode == AUMODE_PLAY ? "AUMODE_PLAY" : "AUMODE_RECORD")); 2228 2229 /* chan.bytes_per_frame can be 0. */ 2230 if (mode == AUMODE_PLAY || sc->sc_recchan.bytes_per_frame <= 0) { 2231 b = param->sample_rate * UAUDIO_NFRAMES * UAUDIO_NCHANBUFS; 2232 2233 /* 2234 * This does not make accurate value in the case 2235 * of b % USB_FRAMES_PER_SECOND != 0 2236 */ 2237 b /= USB_FRAMES_PER_SECOND; 2238 2239 b *= param->precision / 8 * param->channels; 2240 } else { 2241 /* 2242 * use wMaxPacketSize in bytes_per_frame. 2243 * See uaudio_set_params() and uaudio_chan_init() 2244 */ 2245 b = sc->sc_recchan.bytes_per_frame 2246 * UAUDIO_NFRAMES * UAUDIO_NCHANBUFS; 2247 } 2248 2249 if (b <= 0) 2250 b = 1; 2251 blk = blk <= b ? b : blk / b * b; 2252 2253 #ifdef DIAGNOSTIC 2254 if (blk <= 0) { 2255 printf("uaudio_round_blocksize: blk=%d\n", blk); 2256 blk = 512; 2257 } 2258 #endif 2259 2260 DPRINTF(("uaudio_round_blocksize: resultant blk=%d\n", blk)); 2261 return blk; 2262 } 2263 2264 Static int 2265 uaudio_get_props(void *addr) 2266 { 2267 return AUDIO_PROP_FULLDUPLEX | AUDIO_PROP_INDEPENDENT; 2268 2269 } 2270 2271 Static int 2272 uaudio_get(struct uaudio_softc *sc, int which, int type, int wValue, 2273 int wIndex, int len) 2274 { 2275 usb_device_request_t req; 2276 u_int8_t data[4]; 2277 usbd_status err; 2278 int val; 2279 2280 if (wValue == -1) 2281 return 0; 2282 2283 req.bmRequestType = type; 2284 req.bRequest = which; 2285 USETW(req.wValue, wValue); 2286 USETW(req.wIndex, wIndex); 2287 USETW(req.wLength, len); 2288 DPRINTFN(2,("uaudio_get: type=0x%02x req=0x%02x wValue=0x%04x " 2289 "wIndex=0x%04x len=%d\n", 2290 type, which, wValue, wIndex, len)); 2291 err = usbd_do_request(sc->sc_udev, &req, data); 2292 if (err) { 2293 DPRINTF(("uaudio_get: err=%s\n", usbd_errstr(err))); 2294 return -1; 2295 } 2296 switch (len) { 2297 case 1: 2298 val = data[0]; 2299 break; 2300 case 2: 2301 val = data[0] | (data[1] << 8); 2302 break; 2303 default: 2304 DPRINTF(("uaudio_get: bad length=%d\n", len)); 2305 return -1; 2306 } 2307 DPRINTFN(2,("uaudio_get: val=%d\n", val)); 2308 return val; 2309 } 2310 2311 Static void 2312 uaudio_set(struct uaudio_softc *sc, int which, int type, int wValue, 2313 int wIndex, int len, int val) 2314 { 2315 usb_device_request_t req; 2316 u_int8_t data[4]; 2317 usbd_status err; 2318 2319 if (wValue == -1) 2320 return; 2321 2322 req.bmRequestType = type; 2323 req.bRequest = which; 2324 USETW(req.wValue, wValue); 2325 USETW(req.wIndex, wIndex); 2326 USETW(req.wLength, len); 2327 switch (len) { 2328 case 1: 2329 data[0] = val; 2330 break; 2331 case 2: 2332 data[0] = val; 2333 data[1] = val >> 8; 2334 break; 2335 default: 2336 return; 2337 } 2338 DPRINTFN(2,("uaudio_set: type=0x%02x req=0x%02x wValue=0x%04x " 2339 "wIndex=0x%04x len=%d, val=%d\n", 2340 type, which, wValue, wIndex, len, val & 0xffff)); 2341 err = usbd_do_request(sc->sc_udev, &req, data); 2342 #ifdef UAUDIO_DEBUG 2343 if (err) 2344 DPRINTF(("uaudio_set: err=%d\n", err)); 2345 #endif 2346 } 2347 2348 Static int 2349 uaudio_signext(int type, int val) 2350 { 2351 if (!MIX_UNSIGNED(type)) { 2352 if (MIX_SIZE(type) == 2) 2353 val = (int16_t)val; 2354 else 2355 val = (int8_t)val; 2356 } 2357 return val; 2358 } 2359 2360 Static int 2361 uaudio_value2bsd(struct mixerctl *mc, int val) 2362 { 2363 DPRINTFN(5, ("uaudio_value2bsd: type=%03x val=%d min=%d max=%d ", 2364 mc->type, val, mc->minval, mc->maxval)); 2365 if (mc->type == MIX_ON_OFF) { 2366 val = (val != 0); 2367 } else if (mc->type == MIX_SELECTOR) { 2368 if (val < mc->minval || val > mc->maxval) 2369 val = mc->minval; 2370 } else 2371 val = ((uaudio_signext(mc->type, val) - mc->minval) * 255 2372 + mc->mul/2) / mc->mul; 2373 DPRINTFN(5, ("val'=%d\n", val)); 2374 return val; 2375 } 2376 2377 int 2378 uaudio_bsd2value(struct mixerctl *mc, int val) 2379 { 2380 DPRINTFN(5,("uaudio_bsd2value: type=%03x val=%d min=%d max=%d ", 2381 mc->type, val, mc->minval, mc->maxval)); 2382 if (mc->type == MIX_ON_OFF) { 2383 val = (val != 0); 2384 } else if (mc->type == MIX_SELECTOR) { 2385 if (val < mc->minval || val > mc->maxval) 2386 val = mc->minval; 2387 } else 2388 val = (val + mc->delta/2) * mc->mul / 255 + mc->minval; 2389 DPRINTFN(5, ("val'=%d\n", val)); 2390 return val; 2391 } 2392 2393 Static int 2394 uaudio_ctl_get(struct uaudio_softc *sc, int which, struct mixerctl *mc, 2395 int chan) 2396 { 2397 int val; 2398 2399 DPRINTFN(5,("uaudio_ctl_get: which=%d chan=%d\n", which, chan)); 2400 val = uaudio_get(sc, which, UT_READ_CLASS_INTERFACE, mc->wValue[chan], 2401 mc->wIndex, MIX_SIZE(mc->type)); 2402 return uaudio_value2bsd(mc, val); 2403 } 2404 2405 Static void 2406 uaudio_ctl_set(struct uaudio_softc *sc, int which, struct mixerctl *mc, 2407 int chan, int val) 2408 { 2409 val = uaudio_bsd2value(mc, val); 2410 uaudio_set(sc, which, UT_WRITE_CLASS_INTERFACE, mc->wValue[chan], 2411 mc->wIndex, MIX_SIZE(mc->type), val); 2412 } 2413 2414 Static int 2415 uaudio_mixer_get_port(void *addr, mixer_ctrl_t *cp) 2416 { 2417 struct uaudio_softc *sc; 2418 struct mixerctl *mc; 2419 int i, n, vals[MIX_MAX_CHAN], val; 2420 2421 DPRINTFN(2,("uaudio_mixer_get_port: index=%d\n", cp->dev)); 2422 sc = addr; 2423 if (sc->sc_dying) 2424 return EIO; 2425 2426 n = cp->dev - UAC_NCLASSES; 2427 if (n < 0 || n >= sc->sc_nctls) 2428 return ENXIO; 2429 mc = &sc->sc_ctls[n]; 2430 2431 if (mc->type == MIX_ON_OFF) { 2432 if (cp->type != AUDIO_MIXER_ENUM) 2433 return EINVAL; 2434 cp->un.ord = uaudio_ctl_get(sc, GET_CUR, mc, 0); 2435 } else if (mc->type == MIX_SELECTOR) { 2436 if (cp->type != AUDIO_MIXER_ENUM) 2437 return EINVAL; 2438 cp->un.ord = uaudio_ctl_get(sc, GET_CUR, mc, 0); 2439 } else { 2440 if (cp->type != AUDIO_MIXER_VALUE) 2441 return EINVAL; 2442 if (cp->un.value.num_channels != 1 && 2443 cp->un.value.num_channels != mc->nchan) 2444 return EINVAL; 2445 for (i = 0; i < mc->nchan; i++) 2446 vals[i] = uaudio_ctl_get(sc, GET_CUR, mc, i); 2447 if (cp->un.value.num_channels == 1 && mc->nchan != 1) { 2448 for (val = 0, i = 0; i < mc->nchan; i++) 2449 val += vals[i]; 2450 vals[0] = val / mc->nchan; 2451 } 2452 for (i = 0; i < cp->un.value.num_channels; i++) 2453 cp->un.value.level[i] = vals[i]; 2454 } 2455 2456 return 0; 2457 } 2458 2459 Static int 2460 uaudio_mixer_set_port(void *addr, mixer_ctrl_t *cp) 2461 { 2462 struct uaudio_softc *sc; 2463 struct mixerctl *mc; 2464 int i, n, vals[MIX_MAX_CHAN]; 2465 2466 DPRINTFN(2,("uaudio_mixer_set_port: index = %d\n", cp->dev)); 2467 sc = addr; 2468 if (sc->sc_dying) 2469 return EIO; 2470 2471 n = cp->dev - UAC_NCLASSES; 2472 if (n < 0 || n >= sc->sc_nctls) 2473 return ENXIO; 2474 mc = &sc->sc_ctls[n]; 2475 2476 if (mc->type == MIX_ON_OFF) { 2477 if (cp->type != AUDIO_MIXER_ENUM) 2478 return EINVAL; 2479 uaudio_ctl_set(sc, SET_CUR, mc, 0, cp->un.ord); 2480 } else if (mc->type == MIX_SELECTOR) { 2481 if (cp->type != AUDIO_MIXER_ENUM) 2482 return EINVAL; 2483 uaudio_ctl_set(sc, SET_CUR, mc, 0, cp->un.ord); 2484 } else { 2485 if (cp->type != AUDIO_MIXER_VALUE) 2486 return EINVAL; 2487 if (cp->un.value.num_channels == 1) 2488 for (i = 0; i < mc->nchan; i++) 2489 vals[i] = cp->un.value.level[0]; 2490 else if (cp->un.value.num_channels == mc->nchan) 2491 for (i = 0; i < mc->nchan; i++) 2492 vals[i] = cp->un.value.level[i]; 2493 else 2494 return EINVAL; 2495 for (i = 0; i < mc->nchan; i++) 2496 uaudio_ctl_set(sc, SET_CUR, mc, i, vals[i]); 2497 } 2498 return 0; 2499 } 2500 2501 Static int 2502 uaudio_trigger_input(void *addr, void *start, void *end, int blksize, 2503 void (*intr)(void *), void *arg, 2504 const audio_params_t *param) 2505 { 2506 struct uaudio_softc *sc; 2507 struct chan *ch; 2508 usbd_status err; 2509 int i, s; 2510 2511 sc = addr; 2512 if (sc->sc_dying) 2513 return EIO; 2514 2515 DPRINTFN(3,("uaudio_trigger_input: sc=%p start=%p end=%p " 2516 "blksize=%d\n", sc, start, end, blksize)); 2517 ch = &sc->sc_recchan; 2518 uaudio_chan_set_param(ch, start, end, blksize); 2519 DPRINTFN(3,("uaudio_trigger_input: sample_size=%d bytes/frame=%d " 2520 "fraction=0.%03d\n", ch->sample_size, ch->bytes_per_frame, 2521 ch->fraction)); 2522 2523 err = uaudio_chan_alloc_buffers(sc, ch); 2524 if (err) 2525 return EIO; 2526 2527 err = uaudio_chan_open(sc, ch); 2528 if (err) { 2529 uaudio_chan_free_buffers(sc, ch); 2530 return EIO; 2531 } 2532 2533 ch->intr = intr; 2534 ch->arg = arg; 2535 2536 s = splusb(); 2537 for (i = 0; i < UAUDIO_NCHANBUFS-1; i++) /* XXX -1 shouldn't be needed */ 2538 uaudio_chan_rtransfer(ch); 2539 splx(s); 2540 2541 return 0; 2542 } 2543 2544 Static int 2545 uaudio_trigger_output(void *addr, void *start, void *end, int blksize, 2546 void (*intr)(void *), void *arg, 2547 const audio_params_t *param) 2548 { 2549 struct uaudio_softc *sc; 2550 struct chan *ch; 2551 usbd_status err; 2552 int i, s; 2553 2554 sc = addr; 2555 if (sc->sc_dying) 2556 return EIO; 2557 2558 DPRINTFN(3,("uaudio_trigger_output: sc=%p start=%p end=%p " 2559 "blksize=%d\n", sc, start, end, blksize)); 2560 ch = &sc->sc_playchan; 2561 uaudio_chan_set_param(ch, start, end, blksize); 2562 DPRINTFN(3,("uaudio_trigger_output: sample_size=%d bytes/frame=%d " 2563 "fraction=0.%03d\n", ch->sample_size, ch->bytes_per_frame, 2564 ch->fraction)); 2565 2566 err = uaudio_chan_alloc_buffers(sc, ch); 2567 if (err) 2568 return EIO; 2569 2570 err = uaudio_chan_open(sc, ch); 2571 if (err) { 2572 uaudio_chan_free_buffers(sc, ch); 2573 return EIO; 2574 } 2575 2576 ch->intr = intr; 2577 ch->arg = arg; 2578 2579 s = splusb(); 2580 for (i = 0; i < UAUDIO_NCHANBUFS-1; i++) /* XXX */ 2581 uaudio_chan_ptransfer(ch); 2582 splx(s); 2583 2584 return 0; 2585 } 2586 2587 /* Set up a pipe for a channel. */ 2588 Static usbd_status 2589 uaudio_chan_open(struct uaudio_softc *sc, struct chan *ch) 2590 { 2591 struct as_info *as; 2592 int endpt; 2593 usbd_status err; 2594 2595 as = &sc->sc_alts[ch->altidx]; 2596 endpt = as->edesc->bEndpointAddress; 2597 DPRINTF(("uaudio_chan_open: endpt=0x%02x, speed=%d, alt=%d\n", 2598 endpt, ch->sample_rate, as->alt)); 2599 2600 /* Set alternate interface corresponding to the mode. */ 2601 err = usbd_set_interface(as->ifaceh, as->alt); 2602 if (err) 2603 return err; 2604 2605 /* 2606 * If just one sampling rate is supported, 2607 * no need to call uaudio_set_speed(). 2608 * Roland SD-90 freezes by a SAMPLING_FREQ_CONTROL request. 2609 */ 2610 if (as->asf1desc->bSamFreqType != 1) { 2611 err = uaudio_set_speed(sc, endpt, ch->sample_rate); 2612 if (err) 2613 DPRINTF(("uaudio_chan_open: set_speed failed err=%s\n", 2614 usbd_errstr(err))); 2615 } 2616 2617 ch->pipe = 0; 2618 ch->sync_pipe = 0; 2619 DPRINTF(("uaudio_chan_open: create pipe to 0x%02x\n", endpt)); 2620 err = usbd_open_pipe(as->ifaceh, endpt, 0, &ch->pipe); 2621 if (err) 2622 return err; 2623 if (as->edesc1 != NULL) { 2624 endpt = as->edesc1->bEndpointAddress; 2625 DPRINTF(("uaudio_chan_open: create sync-pipe to 0x%02x\n", endpt)); 2626 err = usbd_open_pipe(as->ifaceh, endpt, 0, &ch->sync_pipe); 2627 } 2628 return err; 2629 } 2630 2631 Static void 2632 uaudio_chan_close(struct uaudio_softc *sc, struct chan *ch) 2633 { 2634 struct as_info *as; 2635 2636 as = &sc->sc_alts[ch->altidx]; 2637 as->sc_busy = 0; 2638 AUFMT_VALIDATE(as->aformat); 2639 if (sc->sc_nullalt >= 0) { 2640 DPRINTF(("uaudio_chan_close: set null alt=%d\n", 2641 sc->sc_nullalt)); 2642 usbd_set_interface(as->ifaceh, sc->sc_nullalt); 2643 } 2644 if (ch->pipe) { 2645 usbd_abort_pipe(ch->pipe); 2646 usbd_close_pipe(ch->pipe); 2647 } 2648 if (ch->sync_pipe) { 2649 usbd_abort_pipe(ch->sync_pipe); 2650 usbd_close_pipe(ch->sync_pipe); 2651 } 2652 } 2653 2654 Static usbd_status 2655 uaudio_chan_alloc_buffers(struct uaudio_softc *sc, struct chan *ch) 2656 { 2657 usbd_xfer_handle xfer; 2658 void *buf; 2659 int i, size; 2660 2661 size = (ch->bytes_per_frame + ch->sample_size) * UAUDIO_NFRAMES; 2662 for (i = 0; i < UAUDIO_NCHANBUFS; i++) { 2663 xfer = usbd_alloc_xfer(sc->sc_udev); 2664 if (xfer == 0) 2665 goto bad; 2666 ch->chanbufs[i].xfer = xfer; 2667 buf = usbd_alloc_buffer(xfer, size); 2668 if (buf == 0) { 2669 i++; 2670 goto bad; 2671 } 2672 ch->chanbufs[i].buffer = buf; 2673 ch->chanbufs[i].chan = ch; 2674 } 2675 2676 return USBD_NORMAL_COMPLETION; 2677 2678 bad: 2679 while (--i >= 0) 2680 /* implicit buffer free */ 2681 usbd_free_xfer(ch->chanbufs[i].xfer); 2682 return USBD_NOMEM; 2683 } 2684 2685 Static void 2686 uaudio_chan_free_buffers(struct uaudio_softc *sc, struct chan *ch) 2687 { 2688 int i; 2689 2690 for (i = 0; i < UAUDIO_NCHANBUFS; i++) 2691 usbd_free_xfer(ch->chanbufs[i].xfer); 2692 } 2693 2694 /* Called at splusb() */ 2695 Static void 2696 uaudio_chan_ptransfer(struct chan *ch) 2697 { 2698 struct chanbuf *cb; 2699 int i, n, size, residue, total; 2700 2701 if (ch->sc->sc_dying) 2702 return; 2703 2704 /* Pick the next channel buffer. */ 2705 cb = &ch->chanbufs[ch->curchanbuf]; 2706 if (++ch->curchanbuf >= UAUDIO_NCHANBUFS) 2707 ch->curchanbuf = 0; 2708 2709 /* Compute the size of each frame in the next transfer. */ 2710 residue = ch->residue; 2711 total = 0; 2712 for (i = 0; i < UAUDIO_NFRAMES; i++) { 2713 size = ch->bytes_per_frame; 2714 residue += ch->fraction; 2715 if (residue >= USB_FRAMES_PER_SECOND) { 2716 if ((ch->sc->sc_altflags & UA_NOFRAC) == 0) 2717 size += ch->sample_size; 2718 residue -= USB_FRAMES_PER_SECOND; 2719 } 2720 cb->sizes[i] = size; 2721 total += size; 2722 } 2723 ch->residue = residue; 2724 cb->size = total; 2725 2726 /* 2727 * Transfer data from upper layer buffer to channel buffer, taking 2728 * care of wrapping the upper layer buffer. 2729 */ 2730 n = min(total, ch->end - ch->cur); 2731 memcpy(cb->buffer, ch->cur, n); 2732 ch->cur += n; 2733 if (ch->cur >= ch->end) 2734 ch->cur = ch->start; 2735 if (total > n) { 2736 total -= n; 2737 memcpy(cb->buffer + n, ch->cur, total); 2738 ch->cur += total; 2739 } 2740 2741 #ifdef UAUDIO_DEBUG 2742 if (uaudiodebug > 8) { 2743 DPRINTF(("uaudio_chan_ptransfer: buffer=%p, residue=0.%03d\n", 2744 cb->buffer, ch->residue)); 2745 for (i = 0; i < UAUDIO_NFRAMES; i++) { 2746 DPRINTF((" [%d] length %d\n", i, cb->sizes[i])); 2747 } 2748 } 2749 #endif 2750 2751 DPRINTFN(5,("uaudio_chan_transfer: ptransfer xfer=%p\n", cb->xfer)); 2752 /* Fill the request */ 2753 usbd_setup_isoc_xfer(cb->xfer, ch->pipe, cb, cb->sizes, 2754 UAUDIO_NFRAMES, USBD_NO_COPY, 2755 uaudio_chan_pintr); 2756 2757 (void)usbd_transfer(cb->xfer); 2758 } 2759 2760 Static void 2761 uaudio_chan_pintr(usbd_xfer_handle xfer, usbd_private_handle priv, 2762 usbd_status status) 2763 { 2764 struct chanbuf *cb; 2765 struct chan *ch; 2766 uint32_t count; 2767 int s; 2768 2769 cb = priv; 2770 ch = cb->chan; 2771 /* Return if we are aborting. */ 2772 if (status == USBD_CANCELLED) 2773 return; 2774 2775 usbd_get_xfer_status(xfer, NULL, NULL, &count, NULL); 2776 DPRINTFN(5,("uaudio_chan_pintr: count=%d, transferred=%d\n", 2777 count, ch->transferred)); 2778 #ifdef DIAGNOSTIC 2779 if (count != cb->size) { 2780 printf("uaudio_chan_pintr: count(%d) != size(%d)\n", 2781 count, cb->size); 2782 } 2783 #endif 2784 2785 ch->transferred += cb->size; 2786 s = splaudio(); 2787 /* Call back to upper layer */ 2788 while (ch->transferred >= ch->blksize) { 2789 ch->transferred -= ch->blksize; 2790 DPRINTFN(5,("uaudio_chan_pintr: call %p(%p)\n", 2791 ch->intr, ch->arg)); 2792 ch->intr(ch->arg); 2793 } 2794 splx(s); 2795 2796 /* start next transfer */ 2797 uaudio_chan_ptransfer(ch); 2798 } 2799 2800 /* Called at splusb() */ 2801 Static void 2802 uaudio_chan_rtransfer(struct chan *ch) 2803 { 2804 struct chanbuf *cb; 2805 int i, size, residue, total; 2806 2807 if (ch->sc->sc_dying) 2808 return; 2809 2810 /* Pick the next channel buffer. */ 2811 cb = &ch->chanbufs[ch->curchanbuf]; 2812 if (++ch->curchanbuf >= UAUDIO_NCHANBUFS) 2813 ch->curchanbuf = 0; 2814 2815 /* Compute the size of each frame in the next transfer. */ 2816 residue = ch->residue; 2817 total = 0; 2818 for (i = 0; i < UAUDIO_NFRAMES; i++) { 2819 size = ch->bytes_per_frame; 2820 cb->sizes[i] = size; 2821 cb->offsets[i] = total; 2822 total += size; 2823 } 2824 ch->residue = residue; 2825 cb->size = total; 2826 2827 #ifdef UAUDIO_DEBUG 2828 if (uaudiodebug > 8) { 2829 DPRINTF(("uaudio_chan_rtransfer: buffer=%p, residue=0.%03d\n", 2830 cb->buffer, ch->residue)); 2831 for (i = 0; i < UAUDIO_NFRAMES; i++) { 2832 DPRINTF((" [%d] length %d\n", i, cb->sizes[i])); 2833 } 2834 } 2835 #endif 2836 2837 DPRINTFN(5,("uaudio_chan_rtransfer: transfer xfer=%p\n", cb->xfer)); 2838 /* Fill the request */ 2839 usbd_setup_isoc_xfer(cb->xfer, ch->pipe, cb, cb->sizes, 2840 UAUDIO_NFRAMES, USBD_NO_COPY, 2841 uaudio_chan_rintr); 2842 2843 (void)usbd_transfer(cb->xfer); 2844 } 2845 2846 Static void 2847 uaudio_chan_rintr(usbd_xfer_handle xfer, usbd_private_handle priv, 2848 usbd_status status) 2849 { 2850 struct chanbuf *cb; 2851 struct chan *ch; 2852 uint32_t count; 2853 int s, i, n, frsize; 2854 2855 cb = priv; 2856 ch = cb->chan; 2857 /* Return if we are aborting. */ 2858 if (status == USBD_CANCELLED) 2859 return; 2860 2861 usbd_get_xfer_status(xfer, NULL, NULL, &count, NULL); 2862 DPRINTFN(5,("uaudio_chan_rintr: count=%d, transferred=%d\n", 2863 count, ch->transferred)); 2864 2865 /* count < cb->size is normal for asynchronous source */ 2866 #ifdef DIAGNOSTIC 2867 if (count > cb->size) { 2868 printf("uaudio_chan_rintr: count(%d) > size(%d)\n", 2869 count, cb->size); 2870 } 2871 #endif 2872 2873 /* 2874 * Transfer data from channel buffer to upper layer buffer, taking 2875 * care of wrapping the upper layer buffer. 2876 */ 2877 for(i = 0; i < UAUDIO_NFRAMES; i++) { 2878 frsize = cb->sizes[i]; 2879 n = min(frsize, ch->end - ch->cur); 2880 memcpy(ch->cur, cb->buffer + cb->offsets[i], n); 2881 ch->cur += n; 2882 if (ch->cur >= ch->end) 2883 ch->cur = ch->start; 2884 if (frsize > n) { 2885 memcpy(ch->cur, cb->buffer + cb->offsets[i] + n, 2886 frsize - n); 2887 ch->cur += frsize - n; 2888 } 2889 } 2890 2891 /* Call back to upper layer */ 2892 ch->transferred += count; 2893 s = splaudio(); 2894 while (ch->transferred >= ch->blksize) { 2895 ch->transferred -= ch->blksize; 2896 DPRINTFN(5,("uaudio_chan_rintr: call %p(%p)\n", 2897 ch->intr, ch->arg)); 2898 ch->intr(ch->arg); 2899 } 2900 splx(s); 2901 2902 /* start next transfer */ 2903 uaudio_chan_rtransfer(ch); 2904 } 2905 2906 Static void 2907 uaudio_chan_init(struct chan *ch, int altidx, const struct audio_params *param, 2908 int maxpktsize) 2909 { 2910 int samples_per_frame, sample_size; 2911 2912 ch->altidx = altidx; 2913 sample_size = param->precision * param->channels / 8; 2914 samples_per_frame = param->sample_rate / USB_FRAMES_PER_SECOND; 2915 ch->sample_size = sample_size; 2916 ch->sample_rate = param->sample_rate; 2917 if (maxpktsize == 0) { 2918 ch->fraction = param->sample_rate % USB_FRAMES_PER_SECOND; 2919 ch->bytes_per_frame = samples_per_frame * sample_size; 2920 } else { 2921 ch->fraction = 0; 2922 ch->bytes_per_frame = maxpktsize; 2923 } 2924 ch->residue = 0; 2925 } 2926 2927 Static void 2928 uaudio_chan_set_param(struct chan *ch, u_char *start, u_char *end, int blksize) 2929 { 2930 2931 ch->start = start; 2932 ch->end = end; 2933 ch->cur = start; 2934 ch->blksize = blksize; 2935 ch->transferred = 0; 2936 ch->curchanbuf = 0; 2937 } 2938 2939 Static int 2940 uaudio_set_params(void *addr, int setmode, int usemode, 2941 struct audio_params *play, struct audio_params *rec, 2942 stream_filter_list_t *pfil, stream_filter_list_t *rfil) 2943 { 2944 struct uaudio_softc *sc; 2945 int paltidx, raltidx; 2946 struct audio_params *p; 2947 stream_filter_list_t *fil; 2948 int mode, i; 2949 2950 sc = addr; 2951 paltidx = -1; 2952 raltidx = -1; 2953 if (sc->sc_dying) 2954 return EIO; 2955 2956 if (((usemode & AUMODE_PLAY) && sc->sc_playchan.pipe != NULL) || 2957 ((usemode & AUMODE_RECORD) && sc->sc_recchan.pipe != NULL)) 2958 return EBUSY; 2959 2960 if ((usemode & AUMODE_PLAY) && sc->sc_playchan.altidx != -1) { 2961 sc->sc_alts[sc->sc_playchan.altidx].sc_busy = 0; 2962 AUFMT_VALIDATE(sc->sc_alts[sc->sc_playchan.altidx].aformat); 2963 } 2964 if ((usemode & AUMODE_RECORD) && sc->sc_recchan.altidx != -1) { 2965 sc->sc_alts[sc->sc_recchan.altidx].sc_busy = 0; 2966 AUFMT_VALIDATE(sc->sc_alts[sc->sc_recchan.altidx].aformat); 2967 } 2968 2969 /* Some uaudio devices are unidirectional. Don't try to find a 2970 matching mode for the unsupported direction. */ 2971 setmode &= sc->sc_mode; 2972 2973 for (mode = AUMODE_RECORD; mode != -1; 2974 mode = mode == AUMODE_RECORD ? AUMODE_PLAY : -1) { 2975 if ((setmode & mode) == 0) 2976 continue; 2977 2978 if (mode == AUMODE_PLAY) { 2979 p = play; 2980 fil = pfil; 2981 } else { 2982 p = rec; 2983 fil = rfil; 2984 } 2985 i = auconv_set_converter(sc->sc_formats, sc->sc_nformats, 2986 mode, p, TRUE, fil); 2987 if (i < 0) 2988 return EINVAL; 2989 2990 if (mode == AUMODE_PLAY) 2991 paltidx = i; 2992 else 2993 raltidx = i; 2994 } 2995 2996 if ((setmode & AUMODE_PLAY)) { 2997 p = pfil->req_size > 0 ? &pfil->filters[0].param : play; 2998 /* XXX abort transfer if currently happening? */ 2999 uaudio_chan_init(&sc->sc_playchan, paltidx, p, 0); 3000 } 3001 if ((setmode & AUMODE_RECORD)) { 3002 p = rfil->req_size > 0 ? &pfil->filters[0].param : rec; 3003 /* XXX abort transfer if currently happening? */ 3004 uaudio_chan_init(&sc->sc_recchan, raltidx, p, 3005 UGETW(sc->sc_alts[raltidx].edesc->wMaxPacketSize)); 3006 } 3007 3008 if ((usemode & AUMODE_PLAY) && sc->sc_playchan.altidx != -1) { 3009 sc->sc_alts[sc->sc_playchan.altidx].sc_busy = 1; 3010 AUFMT_INVALIDATE(sc->sc_alts[sc->sc_playchan.altidx].aformat); 3011 } 3012 if ((usemode & AUMODE_RECORD) && sc->sc_recchan.altidx != -1) { 3013 sc->sc_alts[sc->sc_recchan.altidx].sc_busy = 1; 3014 AUFMT_INVALIDATE(sc->sc_alts[sc->sc_recchan.altidx].aformat); 3015 } 3016 3017 DPRINTF(("uaudio_set_params: use altidx=p%d/r%d, altno=p%d/r%d\n", 3018 sc->sc_playchan.altidx, sc->sc_recchan.altidx, 3019 (sc->sc_playchan.altidx >= 0) 3020 ?sc->sc_alts[sc->sc_playchan.altidx].idesc->bAlternateSetting 3021 : -1, 3022 (sc->sc_recchan.altidx >= 0) 3023 ? sc->sc_alts[sc->sc_recchan.altidx].idesc->bAlternateSetting 3024 : -1)); 3025 3026 return 0; 3027 } 3028 3029 Static usbd_status 3030 uaudio_set_speed(struct uaudio_softc *sc, int endpt, u_int speed) 3031 { 3032 usb_device_request_t req; 3033 uint8_t data[3]; 3034 3035 DPRINTFN(5,("uaudio_set_speed: endpt=%d speed=%u\n", endpt, speed)); 3036 req.bmRequestType = UT_WRITE_CLASS_ENDPOINT; 3037 req.bRequest = SET_CUR; 3038 USETW2(req.wValue, SAMPLING_FREQ_CONTROL, 0); 3039 USETW(req.wIndex, endpt); 3040 USETW(req.wLength, 3); 3041 data[0] = speed; 3042 data[1] = speed >> 8; 3043 data[2] = speed >> 16; 3044 3045 return usbd_do_request(sc->sc_udev, &req, data); 3046 } 3047