awacs.c revision 1.26.2.6
1 /* $NetBSD: awacs.c,v 1.26.2.6 2007/12/03 19:03:34 ad Exp $ */ 2 3 /*- 4 * Copyright (c) 2000 Tsubai Masanari. All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 3. The name of the author may not be used to endorse or promote products 15 * derived from this software without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 26 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29 #include <sys/cdefs.h> 30 __KERNEL_RCSID(0, "$NetBSD: awacs.c,v 1.26.2.6 2007/12/03 19:03:34 ad Exp $"); 31 32 #include <sys/param.h> 33 #include <sys/audioio.h> 34 #include <sys/device.h> 35 #include <sys/malloc.h> 36 #include <sys/systm.h> 37 #include <sys/kthread.h> 38 #include <sys/kernel.h> 39 40 #include <dev/auconv.h> 41 #include <dev/audio_if.h> 42 #include <dev/mulaw.h> 43 44 #include <uvm/uvm_extern.h> 45 46 #include <machine/autoconf.h> 47 #include <machine/pio.h> 48 49 #include <dev/ofw/openfirm.h> 50 #include <macppc/dev/dbdma.h> 51 52 #include <dev/i2c/sgsmixvar.h> 53 #include "sgsmix.h" 54 #include "opt_awacs.h" 55 56 #ifdef AWACS_DEBUG 57 # define DPRINTF printf 58 #else 59 # define DPRINTF while (0) printf 60 #endif 61 62 /* sc_flags values */ 63 #define AWACS_CAP_BSWAP 0x0001 64 65 struct awacs_softc { 66 struct device sc_dev; 67 int sc_flags; 68 69 void (*sc_ointr)(void *); /* DMA completion intr handler */ 70 void *sc_oarg; /* arg for sc_ointr() */ 71 int sc_opages; /* # of output pages */ 72 73 void (*sc_iintr)(void *); /* DMA completion intr handler */ 74 void *sc_iarg; /* arg for sc_iintr() */ 75 76 uint32_t sc_record_source; /* recording source mask */ 77 uint32_t sc_output_mask; /* output mask */ 78 uint32_t sc_headphones_mask; /* which reading of the gpio means */ 79 uint32_t sc_headphones_in; /* headphones are present */ 80 81 int sc_screamer; 82 int sc_have_perch; 83 int vol_l, vol_r; 84 int sc_bass, sc_treble; 85 lwp_t *sc_thread; 86 int sc_event; 87 int sc_output_wanted; 88 #if NSGSMIX > 0 89 struct device *sc_sgsmix; 90 #endif 91 92 char *sc_reg; 93 u_int sc_codecctl0; 94 u_int sc_codecctl1; 95 u_int sc_codecctl2; 96 u_int sc_codecctl4; 97 u_int sc_codecctl5; 98 u_int sc_codecctl6; 99 u_int sc_codecctl7; 100 u_int sc_soundctl; 101 102 struct dbdma_regmap *sc_odma; 103 struct dbdma_regmap *sc_idma; 104 struct dbdma_command *sc_odmacmd; 105 struct dbdma_command *sc_idmacmd; 106 107 #define AWACS_NFORMATS 2 108 struct audio_format sc_formats[AWACS_NFORMATS]; 109 }; 110 111 static int awacs_match(struct device *, struct cfdata *, void *); 112 static void awacs_attach(struct device *, struct device *, void *); 113 static int awacs_intr(void *); 114 static int awacs_status_intr(void *); 115 116 static void awacs_close(void *); 117 static int awacs_query_encoding(void *, struct audio_encoding *); 118 static int awacs_set_params(void *, int, int, audio_params_t *, audio_params_t *, 119 stream_filter_list_t *, stream_filter_list_t *); 120 121 static int awacs_round_blocksize(void *, int, int, const audio_params_t *); 122 static int awacs_trigger_output(void *, void *, void *, int, void (*)(void *), 123 void *, const audio_params_t *); 124 static int awacs_trigger_input(void *, void *, void *, int, void (*)(void *), 125 void *, const audio_params_t *); 126 static int awacs_halt_output(void *); 127 static int awacs_halt_input(void *); 128 static int awacs_getdev(void *, struct audio_device *); 129 static int awacs_set_port(void *, mixer_ctrl_t *); 130 static int awacs_get_port(void *, mixer_ctrl_t *); 131 static int awacs_query_devinfo(void *, mixer_devinfo_t *); 132 static size_t awacs_round_buffersize(void *, int, size_t); 133 static paddr_t awacs_mappage(void *, void *, off_t, int); 134 static int awacs_get_props(void *); 135 136 static inline u_int awacs_read_reg(struct awacs_softc *, int); 137 static inline void awacs_write_reg(struct awacs_softc *, int, int); 138 static void awacs_write_codec(struct awacs_softc *, int); 139 140 static void awacs_set_volume(struct awacs_softc *, int, int); 141 static void awacs_set_speaker_volume(struct awacs_softc *, int, int); 142 static void awacs_set_ext_volume(struct awacs_softc *, int, int); 143 static void awacs_set_loopthrough_volume(struct awacs_softc *, int, int); 144 static int awacs_set_rate(struct awacs_softc *, const audio_params_t *); 145 static void awacs_select_output(struct awacs_softc *, int); 146 static int awacs_check_headphones(struct awacs_softc *); 147 static void awacs_thread(void *); 148 149 #if NSGSMIX > 0 150 static void awacs_set_bass(struct awacs_softc *, int); 151 static void awacs_set_treble(struct awacs_softc *, int); 152 #endif 153 static int awacs_setup_sgsmix(struct device *); 154 155 CFATTACH_DECL(awacs, sizeof(struct awacs_softc), 156 awacs_match, awacs_attach, NULL, NULL); 157 158 const struct audio_hw_if awacs_hw_if = { 159 NULL, /* open */ 160 awacs_close, 161 NULL, 162 awacs_query_encoding, 163 awacs_set_params, 164 awacs_round_blocksize, 165 NULL, 166 NULL, 167 NULL, 168 NULL, 169 NULL, 170 awacs_halt_output, 171 awacs_halt_input, 172 NULL, 173 awacs_getdev, 174 NULL, 175 awacs_set_port, 176 awacs_get_port, 177 awacs_query_devinfo, 178 NULL, 179 NULL, 180 awacs_round_buffersize, 181 awacs_mappage, 182 awacs_get_props, 183 awacs_trigger_output, 184 awacs_trigger_input, 185 NULL, 186 }; 187 188 struct audio_device awacs_device = { 189 "AWACS", 190 "", 191 "awacs" 192 }; 193 194 #define AWACS_NFORMATS 2 195 #define AWACS_FORMATS_LE 0 196 static const struct audio_format awacs_formats[AWACS_NFORMATS] = { 197 {NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_SLINEAR_LE, 16, 16, 198 2, AUFMT_STEREO, 8, {7350, 8820, 11025, 14700, 17640, 22050, 29400, 44100}}, 199 {NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_SLINEAR_BE, 16, 16, 200 2, AUFMT_STEREO, 8, {7350, 8820, 11025, 14700, 17640, 22050, 29400, 44100}}, 201 }; 202 203 /* register offset */ 204 #define AWACS_SOUND_CTRL 0x00 205 #define AWACS_CODEC_CTRL 0x10 206 #define AWACS_CODEC_STATUS 0x20 207 #define AWACS_CLIP_COUNT 0x30 208 #define AWACS_BYTE_SWAP 0x40 209 210 /* sound control */ 211 #define AWACS_INPUT_SUBFRAME0 0x00000001 212 #define AWACS_INPUT_SUBFRAME1 0x00000002 213 #define AWACS_INPUT_SUBFRAME2 0x00000004 214 #define AWACS_INPUT_SUBFRAME3 0x00000008 215 216 #define AWACS_OUTPUT_SUBFRAME0 0x00000010 217 #define AWACS_OUTPUT_SUBFRAME1 0x00000020 218 #define AWACS_OUTPUT_SUBFRAME2 0x00000040 219 #define AWACS_OUTPUT_SUBFRAME3 0x00000080 220 221 #define AWACS_RATE_44100 0x00000000 222 #define AWACS_RATE_29400 0x00000100 223 #define AWACS_RATE_22050 0x00000200 224 #define AWACS_RATE_17640 0x00000300 225 #define AWACS_RATE_14700 0x00000400 226 #define AWACS_RATE_11025 0x00000500 227 #define AWACS_RATE_8820 0x00000600 228 #define AWACS_RATE_7350 0x00000700 229 #define AWACS_RATE_MASK 0x00000700 230 231 #define AWACS_ERROR 0x00000800 232 #define AWACS_PORTCHG 0x00001000 233 #define AWACS_INTR_ERROR 0x00002000 /* interrupt on error */ 234 #define AWACS_INTR_PORTCHG 0x00004000 /* interrupt on port change */ 235 236 #define AWACS_STATUS_SUBFRAME 0x00018000 /* mask */ 237 238 /* codec control */ 239 #define AWACS_CODEC_ADDR0 0x00000000 240 #define AWACS_CODEC_ADDR1 0x00001000 241 #define AWACS_CODEC_ADDR2 0x00002000 242 #define AWACS_CODEC_ADDR4 0x00004000 243 #define AWACS_CODEC_ADDR5 0x00005000 244 #define AWACS_CODEC_ADDR6 0x00006000 245 #define AWACS_CODEC_ADDR7 0x00007000 246 #define AWACS_CODEC_EMSEL0 0x00000000 247 #define AWACS_CODEC_EMSEL1 0x00400000 248 #define AWACS_CODEC_EMSEL2 0x00800000 249 #define AWACS_CODEC_EMSEL4 0x00c00000 250 #define AWACS_CODEC_BUSY 0x01000000 251 252 /* cc0 */ 253 #define AWACS_DEFAULT_CD_GAIN 0x000000bb 254 #define AWACS_INPUT_CD 0x00000200 255 #define AWACS_INPUT_LINE 0x00000400 256 #define AWACS_INPUT_MICROPHONE 0x00000800 257 #define AWACS_INPUT_MASK 0x00000e00 258 259 /* cc1 */ 260 #define AWACS_LOOP_THROUGH 0x00000040 261 #define AWACS_MUTE_SPEAKER 0x00000080 262 #define AWACS_MUTE_HEADPHONE 0x00000200 263 #define AWACS_PARALLEL_OUTPUT 0x00000c00 264 265 /* output */ 266 #define OUTPUT_SPEAKER 1 267 #define OUTPUT_HEADPHONES 2 268 269 /* codec status */ 270 271 static const char *screamer[] = {"screamer", NULL}; 272 273 /* 274 * list machines that have the headphone detect GPIO reversed here. 275 * so far the only known case is the PowerBook 3400c and similar machines 276 */ 277 static const char *detect_reversed[] = {"AAPL,3400/2400", 278 "AAPL,3500", 279 NULL}; 280 281 static const char *use_gpio4[] = { "PowerMac3,3", 282 NULL}; 283 284 static int 285 awacs_match(struct device *parent, struct cfdata *match, void *aux) 286 { 287 struct confargs *ca; 288 289 ca = aux; 290 291 if (strcmp(ca->ca_name, "awacs") == 0 || 292 strcmp(ca->ca_name, "davbus") == 0) 293 return 100; 294 295 if (ca->ca_nreg < 24 || ca->ca_nintr < 12) 296 return 0; 297 298 if (strcmp(ca->ca_name, "i2s") == 0) 299 return 1; 300 301 return 0; 302 } 303 304 static void 305 awacs_attach(struct device *parent, struct device *self, void *aux) 306 { 307 struct awacs_softc *sc; 308 struct confargs *ca; 309 int cirq, oirq, iirq, cirq_type, oirq_type, iirq_type; 310 int len = -1, perch; 311 int root_node; 312 char compat[256]; 313 314 sc = (struct awacs_softc *)self; 315 ca = aux; 316 317 sc->sc_reg = mapiodev(ca->ca_baseaddr + ca->ca_reg[0], ca->ca_reg[1]); 318 319 /* out */ 320 sc->sc_odma = mapiodev(ca->ca_baseaddr + ca->ca_reg[2], ca->ca_reg[3]); 321 sc->sc_odmacmd = dbdma_alloc(20 * sizeof(struct dbdma_command)); 322 /* in */ 323 sc->sc_idma = mapiodev(ca->ca_baseaddr + ca->ca_reg[4], ca->ca_reg[5]); 324 sc->sc_idmacmd = dbdma_alloc(20 * sizeof(struct dbdma_command)); 325 326 if (strcmp(ca->ca_name, "i2s") == 0) { 327 int node, intr[6]; 328 329 node = OF_child(ca->ca_node); 330 if (node == 0) { 331 printf("no i2s-a child\n"); 332 return; 333 } 334 if (OF_getprop(node, "interrupts", intr, sizeof(intr)) == -1) { 335 printf("no interrupt property\n"); 336 return; 337 } 338 339 cirq = intr[0]; 340 oirq = intr[2]; 341 iirq = intr[4]; 342 cirq_type = intr[1] ? IST_LEVEL : IST_EDGE; 343 oirq_type = intr[3] ? IST_LEVEL : IST_EDGE; 344 iirq_type = intr[5] ? IST_LEVEL : IST_EDGE; 345 } else if (ca->ca_nintr == 24) { 346 cirq = ca->ca_intr[0]; 347 oirq = ca->ca_intr[2]; 348 iirq = ca->ca_intr[4]; 349 cirq_type = ca->ca_intr[1] ? IST_LEVEL : IST_EDGE; 350 oirq_type = ca->ca_intr[3] ? IST_LEVEL : IST_EDGE; 351 iirq_type = ca->ca_intr[5] ? IST_LEVEL : IST_EDGE; 352 } else { 353 cirq = ca->ca_intr[0]; 354 oirq = ca->ca_intr[1]; 355 iirq = ca->ca_intr[2]; 356 cirq_type = oirq_type = iirq_type = IST_EDGE; 357 } 358 359 intr_establish(cirq, cirq_type, IPL_BIO, awacs_status_intr, sc); 360 intr_establish(oirq, oirq_type, IPL_AUDIO, awacs_intr, sc); 361 intr_establish(iirq, iirq_type, IPL_AUDIO, awacs_intr, sc); 362 363 /* check if the chip is a screamer */ 364 sc->sc_screamer = (of_compatible(ca->ca_node, screamer) != -1); 365 if (!sc->sc_screamer) { 366 /* look for 'sound' child node */ 367 int sound_node; 368 369 sound_node = OF_child(ca->ca_node); 370 while ((sound_node != 0) && (!sc->sc_screamer)) { 371 372 sc->sc_screamer = 373 (of_compatible(sound_node, screamer) != -1); 374 sound_node = OF_peer(sound_node); 375 } 376 } 377 378 if (sc->sc_screamer) { 379 printf(" Screamer"); 380 } 381 382 printf(": irq %d,%d,%d\n", cirq, oirq, iirq); 383 384 sc->vol_l = 0; 385 sc->vol_r = 0; 386 387 memcpy(&sc->sc_formats, awacs_formats, sizeof(awacs_formats)); 388 389 /* XXX Uni-North based models don't have byteswap capability. */ 390 if (OF_finddevice("/uni-n") == -1) { 391 392 sc->sc_flags |= AWACS_CAP_BSWAP; 393 } else { 394 395 AUFMT_INVALIDATE(&sc->sc_formats[AWACS_FORMATS_LE]); 396 } 397 398 sc->sc_soundctl = AWACS_INPUT_SUBFRAME0 | AWACS_OUTPUT_SUBFRAME0 | 399 AWACS_RATE_44100 | AWACS_INTR_PORTCHG; 400 awacs_write_reg(sc, AWACS_SOUND_CTRL, sc->sc_soundctl); 401 402 sc->sc_codecctl0 = AWACS_CODEC_ADDR0 | AWACS_CODEC_EMSEL0; 403 sc->sc_codecctl1 = AWACS_CODEC_ADDR1 | AWACS_CODEC_EMSEL0; 404 sc->sc_codecctl2 = AWACS_CODEC_ADDR2 | AWACS_CODEC_EMSEL0; 405 sc->sc_codecctl4 = AWACS_CODEC_ADDR4 | AWACS_CODEC_EMSEL0; 406 sc->sc_codecctl5 = AWACS_CODEC_ADDR5 | AWACS_CODEC_EMSEL0; 407 sc->sc_codecctl6 = AWACS_CODEC_ADDR6 | AWACS_CODEC_EMSEL0; 408 sc->sc_codecctl7 = AWACS_CODEC_ADDR7 | AWACS_CODEC_EMSEL0; 409 410 sc->sc_codecctl0 |= AWACS_INPUT_CD | AWACS_DEFAULT_CD_GAIN; 411 awacs_write_codec(sc, sc->sc_codecctl0); 412 413 /* Set loopthrough for external mixer on beige G3 */ 414 sc->sc_codecctl1 |= (AWACS_LOOP_THROUGH | AWACS_PARALLEL_OUTPUT); 415 416 printf("%s: ", sc->sc_dev.dv_xname); 417 418 /* 419 * all(?) awacs have GPIOs to detect if there's something plugged into 420 * the headphone jack. The other GPIOs are either used for other jacks 421 * ( the PB3400c's microphone jack for instance ) or unused. 422 * The problem is that there are at least three different ways how 423 * those GPIOs are wired to the actual jacks. 424 * For now we bother only with headphone detection 425 */ 426 perch = OF_finddevice("/perch"); 427 root_node = OF_finddevice("/"); 428 if (of_compatible(root_node, detect_reversed) != -1) { 429 430 /* 0x02 is for the microphone jack, high active */ 431 /* 432 * for some reason the gpio for the headphones jack is low 433 * active on the PB3400 and similar machines 434 */ 435 sc->sc_headphones_mask = 0x8; 436 sc->sc_headphones_in = 0x0; 437 } else if ((perch != -1) || 438 (of_compatible(root_node, use_gpio4) != -1)) { 439 /* 440 * this is for the beige G3's 'personality card' which uses 441 * yet another wiring of the headphone detect GPIOs 442 * some G4s use it as well 443 */ 444 sc->sc_headphones_mask = 0x04; 445 sc->sc_headphones_in = 0x04; 446 } else { 447 /* while on most machines it's high active as well */ 448 sc->sc_headphones_mask = 0x8; 449 sc->sc_headphones_in = 0x8; 450 } 451 if (awacs_check_headphones(sc)) { 452 453 /* default output to headphones */ 454 printf("headphones\n"); 455 sc->sc_output_mask = OUTPUT_HEADPHONES; 456 } else { 457 458 /* default output to speakers */ 459 printf("speaker\n"); 460 sc->sc_output_mask = OUTPUT_SPEAKER; 461 } 462 sc->sc_output_wanted = sc->sc_output_mask; 463 awacs_select_output(sc, sc->sc_output_mask); 464 465 delay(100); 466 if (sc->sc_screamer) { 467 awacs_write_codec(sc, sc->sc_codecctl6); 468 awacs_write_codec(sc, sc->sc_codecctl5); 469 delay(2); 470 awacs_write_codec(sc, sc->sc_codecctl1); 471 awacs_write_codec(sc, sc->sc_codecctl7); 472 } 473 474 /* default input from CD */ 475 sc->sc_record_source = 1 << 0; 476 sc->sc_codecctl0 &= ~AWACS_INPUT_MASK; 477 sc->sc_codecctl0 |= AWACS_INPUT_CD; 478 awacs_write_codec(sc, sc->sc_codecctl0); 479 480 /* Enable interrupts and looping mode. */ 481 /* XXX ... */ 482 483 sc->sc_codecctl1 |= (AWACS_LOOP_THROUGH | AWACS_PARALLEL_OUTPUT); 484 awacs_write_codec(sc, sc->sc_codecctl1); 485 486 #if NSGSMIX > 0 487 sc->sc_sgsmix = NULL; 488 #endif 489 sc->sc_have_perch = 0; 490 if (perch != -1) { 491 492 len = OF_getprop(perch, "compatible", compat, 255); 493 if (len > 0) { 494 printf("%s: found '%s' personality card\n", 495 sc->sc_dev.dv_xname, compat); 496 sc->sc_have_perch = 1; 497 config_finalize_register(&sc->sc_dev, 498 awacs_setup_sgsmix); 499 } 500 } 501 502 /* Set initial volume[s] */ 503 awacs_set_volume(sc, 144, 144); 504 awacs_set_loopthrough_volume(sc, 0, 0); 505 506 audio_attach_mi(&awacs_hw_if, sc, &sc->sc_dev); 507 508 if (kthread_create(PRI_NONE, 0, NULL, awacs_thread, sc, 509 &sc->sc_thread, "%s", "awacs") != 0) { 510 printf("awacs: unable to create event kthread"); 511 } 512 } 513 514 static int 515 awacs_setup_sgsmix(struct device *cookie) 516 { 517 struct awacs_softc *sc = (struct awacs_softc *)cookie; 518 #if NSGSMIX > 0 519 struct device *dv; 520 #endif 521 522 if (!sc->sc_have_perch) 523 return 0; 524 #if NSGSMIX > 0 525 /* look for sgsmix */ 526 for (dv = alldevs.tqh_first; dv; dv=dv->dv_list.tqe_next) { 527 if (device_is_a(dv, "sgsmix")) { 528 sc->sc_sgsmix = dv; 529 break; 530 } 531 } 532 if (sc->sc_sgsmix == NULL) 533 return 0; 534 535 printf("%s: using %s\n", sc->sc_dev.dv_xname, 536 sc->sc_sgsmix->dv_xname); 537 538 awacs_select_output(sc, sc->sc_output_mask); 539 awacs_set_volume(sc, sc->vol_l, sc->vol_r); 540 awacs_set_bass(sc, 128); 541 awacs_set_treble(sc, 128); 542 wakeup(&sc->sc_event); 543 #endif 544 return 0; 545 } 546 547 548 static inline u_int 549 awacs_read_reg(struct awacs_softc *sc, int reg) 550 { 551 char *addr; 552 553 addr = sc->sc_reg; 554 return in32rb(addr + reg); 555 } 556 557 static inline void 558 awacs_write_reg(struct awacs_softc *sc, int reg, int val) 559 { 560 char *addr; 561 562 addr = sc->sc_reg; 563 out32rb(addr + reg, val); 564 } 565 566 static void 567 awacs_write_codec(struct awacs_softc *sc, int value) 568 { 569 570 do { 571 delay(100); 572 } while (awacs_read_reg(sc, AWACS_CODEC_CTRL) & AWACS_CODEC_BUSY); 573 574 awacs_write_reg(sc, AWACS_CODEC_CTRL, value); 575 576 do { 577 delay(100); 578 } while (awacs_read_reg(sc, AWACS_CODEC_CTRL) & AWACS_CODEC_BUSY); 579 } 580 581 static int 582 awacs_intr(void *v) 583 { 584 struct awacs_softc *sc; 585 struct dbdma_command *cmd; 586 int count; 587 int status; 588 589 sc = v; 590 cmd = sc->sc_odmacmd; 591 count = sc->sc_opages; 592 /* Fill used buffer(s). */ 593 while (count-- > 0) { 594 /* if DBDMA_INT_ALWAYS */ 595 if (in16rb(&cmd->d_command) & 0x30) { /* XXX */ 596 status = in16rb(&cmd->d_status); 597 cmd->d_status = 0; 598 if (status) /* status == 0x8400 */ 599 if (sc->sc_ointr) 600 (*sc->sc_ointr)(sc->sc_oarg); 601 } 602 cmd++; 603 } 604 605 return 1; 606 } 607 608 /* 609 * Close function is called at splaudio(). 610 */ 611 static void 612 awacs_close(void *h) 613 { 614 struct awacs_softc *sc; 615 616 sc = h; 617 awacs_halt_output(sc); 618 awacs_halt_input(sc); 619 620 sc->sc_ointr = 0; 621 sc->sc_iintr = 0; 622 } 623 624 static int 625 awacs_query_encoding(void *h, struct audio_encoding *ae) 626 { 627 struct awacs_softc *sc; 628 629 sc = h; 630 ae->flags = AUDIO_ENCODINGFLAG_EMULATED; 631 632 switch (ae->index) { 633 case 0: 634 strcpy(ae->name, AudioEslinear); 635 ae->encoding = AUDIO_ENCODING_SLINEAR; 636 ae->precision = 16; 637 ae->flags = 0; 638 return 0; 639 case 1: 640 strcpy(ae->name, AudioEslinear_be); 641 ae->encoding = AUDIO_ENCODING_SLINEAR_BE; 642 ae->precision = 16; 643 ae->flags = 0; 644 return 0; 645 case 2: 646 strcpy(ae->name, AudioEslinear_le); 647 ae->encoding = AUDIO_ENCODING_SLINEAR_LE; 648 ae->precision = 16; 649 if (sc->sc_flags & AWACS_CAP_BSWAP) 650 ae->flags = 0; 651 return 0; 652 case 3: 653 strcpy(ae->name, AudioEulinear_be); 654 ae->encoding = AUDIO_ENCODING_ULINEAR_BE; 655 ae->precision = 16; 656 return 0; 657 case 4: 658 strcpy(ae->name, AudioEulinear_le); 659 ae->encoding = AUDIO_ENCODING_ULINEAR_LE; 660 ae->precision = 16; 661 return 0; 662 case 5: 663 strcpy(ae->name, AudioEmulaw); 664 ae->encoding = AUDIO_ENCODING_ULAW; 665 ae->precision = 8; 666 return 0; 667 case 6: 668 strcpy(ae->name, AudioEalaw); 669 ae->encoding = AUDIO_ENCODING_ALAW; 670 ae->precision = 8; 671 return 0; 672 default: 673 return EINVAL; 674 } 675 } 676 677 static int 678 awacs_set_params(void *h, int setmode, int usemode, 679 audio_params_t *play, audio_params_t *rec, 680 stream_filter_list_t *pfil, stream_filter_list_t *rfil) 681 { 682 struct awacs_softc *sc; 683 audio_params_t *p; 684 stream_filter_list_t *fil; 685 int mode, i; 686 687 sc = h; 688 p = NULL; 689 /* 690 * This device only has one clock, so make the sample rates match. 691 */ 692 if (play->sample_rate != rec->sample_rate && 693 usemode == (AUMODE_PLAY | AUMODE_RECORD)) { 694 if (setmode == AUMODE_PLAY) { 695 rec->sample_rate = play->sample_rate; 696 setmode |= AUMODE_RECORD; 697 } else if (setmode == AUMODE_RECORD) { 698 play->sample_rate = rec->sample_rate; 699 setmode |= AUMODE_PLAY; 700 } else 701 return EINVAL; 702 } 703 704 for (mode = AUMODE_RECORD; mode != -1; 705 mode = mode == AUMODE_RECORD ? AUMODE_PLAY : -1) { 706 if ((setmode & mode) == 0) 707 continue; 708 709 p = mode == AUMODE_PLAY ? play : rec; 710 fil = mode == AUMODE_PLAY ? pfil : rfil; 711 switch (p->sample_rate) { 712 case 48000: /* aurateconv */ 713 case 44100: 714 case 29400: 715 case 22050: 716 case 17640: 717 case 14700: 718 case 11025: 719 case 8820: 720 case 8000: /* aurateconv */ 721 case 7350: 722 break; 723 default: 724 return EINVAL; 725 } 726 awacs_write_reg(sc, AWACS_BYTE_SWAP, 0); 727 i = auconv_set_converter(sc->sc_formats, AWACS_NFORMATS, 728 mode, p, true, fil); 729 if (i < 0) 730 return EINVAL; 731 if (i == AWACS_FORMATS_LE) 732 awacs_write_reg(sc, AWACS_BYTE_SWAP, 1); 733 if (fil->req_size > 0) 734 p = &fil->filters[0].param; 735 if (awacs_set_rate(sc, p)) 736 return EINVAL; 737 } 738 return 0; 739 } 740 741 static int 742 awacs_round_blocksize(void *h, int size, int mode, const audio_params_t *param) 743 { 744 745 if (size < PAGE_SIZE) 746 size = PAGE_SIZE; 747 return size & ~PGOFSET; 748 } 749 750 static int 751 awacs_halt_output(void *h) 752 { 753 struct awacs_softc *sc; 754 755 sc = h; 756 dbdma_stop(sc->sc_odma); 757 dbdma_reset(sc->sc_odma); 758 return 0; 759 } 760 761 static int 762 awacs_halt_input(void *h) 763 { 764 struct awacs_softc *sc; 765 766 sc = h; 767 dbdma_stop(sc->sc_idma); 768 dbdma_reset(sc->sc_idma); 769 return 0; 770 } 771 772 static int 773 awacs_getdev(void *h, struct audio_device *retp) 774 { 775 776 *retp = awacs_device; 777 return 0; 778 } 779 780 enum { 781 AWACS_MONITOR_CLASS, 782 AWACS_OUTPUT_CLASS, 783 AWACS_RECORD_CLASS, 784 AWACS_OUTPUT_SELECT, 785 AWACS_VOL_MASTER, 786 AWACS_INPUT_SELECT, 787 AWACS_VOL_INPUT, 788 AWACS_VOL_MONITOR, 789 AWACS_BASS, 790 AWACS_TREBLE, 791 AWACS_ENUM_LAST 792 }; 793 794 static int 795 awacs_set_port(void *h, mixer_ctrl_t *mc) 796 { 797 struct awacs_softc *sc; 798 int l, r; 799 800 DPRINTF("awacs_set_port dev = %d, type = %d\n", mc->dev, mc->type); 801 sc = h; 802 l = mc->un.value.level[AUDIO_MIXER_LEVEL_LEFT]; 803 r = mc->un.value.level[AUDIO_MIXER_LEVEL_RIGHT]; 804 805 switch (mc->dev) { 806 case AWACS_OUTPUT_SELECT: 807 /* No change necessary? */ 808 if (mc->un.mask == sc->sc_output_mask) 809 return 0; 810 awacs_select_output(sc, mc->un.mask); 811 return 0; 812 813 case AWACS_VOL_MASTER: 814 awacs_set_volume(sc, l, r); 815 return 0; 816 817 case AWACS_INPUT_SELECT: 818 /* no change necessary? */ 819 if (mc->un.mask == sc->sc_record_source) 820 return 0; 821 switch (mc->un.mask) { 822 case 1 << 0: /* CD */ 823 sc->sc_codecctl0 &= ~AWACS_INPUT_MASK; 824 sc->sc_codecctl0 |= AWACS_INPUT_CD; 825 awacs_write_codec(sc, sc->sc_codecctl0); 826 break; 827 case 1 << 1: /* microphone */ 828 sc->sc_codecctl0 &= ~AWACS_INPUT_MASK; 829 sc->sc_codecctl0 |= AWACS_INPUT_MICROPHONE; 830 awacs_write_codec(sc, sc->sc_codecctl0); 831 break; 832 case 1 << 2: /* line in */ 833 sc->sc_codecctl0 &= ~AWACS_INPUT_MASK; 834 sc->sc_codecctl0 |= AWACS_INPUT_LINE; 835 awacs_write_codec(sc, sc->sc_codecctl0); 836 break; 837 default: /* invalid argument */ 838 return EINVAL; 839 } 840 sc->sc_record_source = mc->un.mask; 841 return 0; 842 843 case AWACS_VOL_INPUT: 844 sc->sc_codecctl0 &= ~0xff; 845 sc->sc_codecctl0 |= (l & 0xf0) | (r >> 4); 846 awacs_write_codec(sc, sc->sc_codecctl0); 847 return 0; 848 849 case AWACS_VOL_MONITOR: 850 awacs_set_loopthrough_volume(sc, l, r); 851 return 0; 852 853 #if NSGSMIX > 0 854 case AWACS_BASS: 855 awacs_set_bass(sc, l); 856 return 0; 857 858 case AWACS_TREBLE: 859 awacs_set_treble(sc, l); 860 return 0; 861 #endif 862 } 863 864 return ENXIO; 865 } 866 867 static int 868 awacs_get_port(void *h, mixer_ctrl_t *mc) 869 { 870 struct awacs_softc *sc; 871 int l, r, vol; 872 873 sc = h; 874 switch (mc->dev) { 875 case AWACS_OUTPUT_SELECT: 876 mc->un.mask = sc->sc_output_mask; 877 return 0; 878 879 case AWACS_VOL_MASTER: 880 mc->un.value.level[AUDIO_MIXER_LEVEL_LEFT] = sc->vol_l; 881 mc->un.value.level[AUDIO_MIXER_LEVEL_RIGHT] = sc->vol_r; 882 return 0; 883 884 case AWACS_INPUT_SELECT: 885 mc->un.mask = sc->sc_record_source; 886 return 0; 887 888 case AWACS_VOL_INPUT: 889 vol = sc->sc_codecctl0 & 0xff; 890 l = (vol & 0xf0); 891 r = (vol & 0x0f) << 4; 892 mc->un.value.level[AUDIO_MIXER_LEVEL_LEFT] = l; 893 mc->un.value.level[AUDIO_MIXER_LEVEL_RIGHT] = r; 894 return 0; 895 896 case AWACS_VOL_MONITOR: 897 vol = sc->sc_codecctl5 & 0x3cf; 898 l = (vol & 0x3c0) >> 6; 899 r = vol & 0xf; 900 mc->un.value.level[AUDIO_MIXER_LEVEL_LEFT] = (15 - l) << 4; 901 mc->un.value.level[AUDIO_MIXER_LEVEL_RIGHT] = (15 - r) << 4; 902 return 0; 903 904 #if NSGSMIX > 0 905 case AWACS_BASS: 906 mc->un.value.level[AUDIO_MIXER_LEVEL_MONO] = sc->sc_bass; 907 return 0; 908 909 case AWACS_TREBLE: 910 mc->un.value.level[AUDIO_MIXER_LEVEL_MONO] = sc->sc_treble; 911 return 0; 912 #endif 913 914 default: 915 return ENXIO; 916 } 917 918 return 0; 919 } 920 921 static int 922 awacs_query_devinfo(void *h, mixer_devinfo_t *dip) 923 { 924 #if NSGSMIX > 0 925 struct awacs_softc *sc = h; 926 #endif 927 928 switch (dip->index) { 929 930 case AWACS_OUTPUT_SELECT: 931 dip->mixer_class = AWACS_MONITOR_CLASS; 932 strcpy(dip->label.name, AudioNoutput); 933 dip->type = AUDIO_MIXER_SET; 934 dip->prev = dip->next = AUDIO_MIXER_LAST; 935 dip->un.s.num_mem = 2; 936 strcpy(dip->un.s.member[0].label.name, AudioNspeaker); 937 dip->un.s.member[0].mask = 1 << 0; 938 strcpy(dip->un.s.member[1].label.name, AudioNheadphone); 939 dip->un.s.member[1].mask = 1 << 1; 940 return 0; 941 942 case AWACS_VOL_MASTER: 943 dip->mixer_class = AWACS_MONITOR_CLASS; 944 strcpy(dip->label.name, AudioNmaster); 945 dip->type = AUDIO_MIXER_VALUE; 946 dip->prev = dip->next = AUDIO_MIXER_LAST; 947 dip->un.v.num_channels = 2; 948 strcpy(dip->un.v.units.name, AudioNvolume); 949 return 0; 950 951 case AWACS_VOL_MONITOR: 952 dip->mixer_class = AWACS_MONITOR_CLASS; 953 strcpy(dip->label.name, AudioNmonitor); 954 dip->type = AUDIO_MIXER_VALUE; 955 dip->prev = dip->next = AUDIO_MIXER_LAST; 956 dip->un.v.num_channels = 2; 957 strcpy(dip->un.v.units.name, AudioNvolume); 958 return 0; 959 960 #if NSGSMIX > 0 961 case AWACS_BASS: 962 if (sc->sc_sgsmix == NULL) 963 return ENXIO; 964 dip->mixer_class = AWACS_MONITOR_CLASS; 965 strcpy(dip->label.name, AudioNbass); 966 dip->type = AUDIO_MIXER_VALUE; 967 dip->prev = dip->next = AUDIO_MIXER_LAST; 968 dip->un.v.num_channels = 1; 969 strcpy(dip->un.v.units.name, AudioNbass); 970 return 0; 971 972 case AWACS_TREBLE: 973 if (sc->sc_sgsmix == NULL) 974 return ENXIO; 975 dip->mixer_class = AWACS_MONITOR_CLASS; 976 strcpy(dip->label.name, AudioNtreble); 977 dip->type = AUDIO_MIXER_VALUE; 978 dip->prev = dip->next = AUDIO_MIXER_LAST; 979 dip->un.v.num_channels = 1; 980 strcpy(dip->un.v.units.name, AudioNtreble); 981 return 0; 982 #endif 983 984 case AWACS_INPUT_SELECT: 985 dip->mixer_class = AWACS_RECORD_CLASS; 986 strcpy(dip->label.name, AudioNsource); 987 dip->type = AUDIO_MIXER_SET; 988 dip->prev = dip->next = AUDIO_MIXER_LAST; 989 dip->un.s.num_mem = 3; 990 strcpy(dip->un.s.member[0].label.name, AudioNcd); 991 dip->un.s.member[0].mask = 1 << 0; 992 strcpy(dip->un.s.member[1].label.name, AudioNmicrophone); 993 dip->un.s.member[1].mask = 1 << 1; 994 strcpy(dip->un.s.member[2].label.name, AudioNline); 995 dip->un.s.member[2].mask = 1 << 2; 996 return 0; 997 998 case AWACS_VOL_INPUT: 999 dip->mixer_class = AWACS_RECORD_CLASS; 1000 strcpy(dip->label.name, AudioNrecord); 1001 dip->type = AUDIO_MIXER_VALUE; 1002 dip->prev = dip->next = AUDIO_MIXER_LAST; 1003 dip->un.v.num_channels = 2; 1004 strcpy(dip->un.v.units.name, AudioNvolume); 1005 return 0; 1006 1007 case AWACS_MONITOR_CLASS: 1008 dip->mixer_class = AWACS_MONITOR_CLASS; 1009 strcpy(dip->label.name, AudioCmonitor); 1010 dip->type = AUDIO_MIXER_CLASS; 1011 dip->next = dip->prev = AUDIO_MIXER_LAST; 1012 return 0; 1013 1014 case AWACS_OUTPUT_CLASS: 1015 dip->mixer_class = AWACS_OUTPUT_CLASS; 1016 strcpy(dip->label.name, AudioCoutputs); 1017 dip->type = AUDIO_MIXER_CLASS; 1018 dip->next = dip->prev = AUDIO_MIXER_LAST; 1019 return 0; 1020 1021 case AWACS_RECORD_CLASS: 1022 dip->mixer_class = AWACS_RECORD_CLASS; 1023 strcpy(dip->label.name, AudioCrecord); 1024 dip->type = AUDIO_MIXER_CLASS; 1025 dip->next = dip->prev = AUDIO_MIXER_LAST; 1026 return 0; 1027 } 1028 1029 return ENXIO; 1030 } 1031 1032 static size_t 1033 awacs_round_buffersize(void *h, int dir, size_t size) 1034 { 1035 1036 if (size > 65536) 1037 size = 65536; 1038 return size; 1039 } 1040 1041 static paddr_t 1042 awacs_mappage(void *h, void *mem, off_t off, int prot) 1043 { 1044 1045 if (off < 0) 1046 return -1; 1047 return -1; /* XXX */ 1048 } 1049 1050 static int 1051 awacs_get_props(void *h) 1052 { 1053 return AUDIO_PROP_FULLDUPLEX /* | AUDIO_PROP_MMAP */; 1054 } 1055 1056 static int 1057 awacs_trigger_output(void *h, void *start, void *end, int bsize, 1058 void (*intr)(void *), void *arg, 1059 const audio_params_t *param) 1060 { 1061 struct awacs_softc *sc; 1062 struct dbdma_command *cmd; 1063 vaddr_t va; 1064 int i, len, intmode; 1065 1066 DPRINTF("trigger_output %p %p 0x%x\n", start, end, bsize); 1067 sc = h; 1068 cmd = sc->sc_odmacmd; 1069 sc->sc_ointr = intr; 1070 sc->sc_oarg = arg; 1071 sc->sc_opages = ((char *)end - (char *)start) / PAGE_SIZE; 1072 1073 #ifdef DIAGNOSTIC 1074 if (sc->sc_opages > 16) 1075 panic("awacs_trigger_output"); 1076 #endif 1077 1078 va = (vaddr_t)start; 1079 len = 0; 1080 for (i = sc->sc_opages; i > 0; i--) { 1081 len += PAGE_SIZE; 1082 if (len < bsize) 1083 intmode = DBDMA_INT_NEVER; 1084 else { 1085 len = 0; 1086 intmode = DBDMA_INT_ALWAYS; 1087 } 1088 1089 DBDMA_BUILD(cmd, DBDMA_CMD_OUT_MORE, 0, PAGE_SIZE, vtophys(va), 1090 intmode, DBDMA_WAIT_NEVER, DBDMA_BRANCH_NEVER); 1091 va += PAGE_SIZE; 1092 cmd++; 1093 } 1094 1095 DBDMA_BUILD(cmd, DBDMA_CMD_NOP, 0, 0, 0, 1096 DBDMA_INT_NEVER, DBDMA_WAIT_NEVER, DBDMA_BRANCH_ALWAYS); 1097 out32rb(&cmd->d_cmddep, vtophys((vaddr_t)sc->sc_odmacmd)); 1098 1099 dbdma_start(sc->sc_odma, sc->sc_odmacmd); 1100 1101 return 0; 1102 } 1103 1104 static int 1105 awacs_trigger_input(void *h, void *start, void *end, int bsize, 1106 void (*intr)(void *), void *arg, 1107 const audio_params_t *param) 1108 { 1109 1110 DPRINTF("awacs_trigger_input called\n"); 1111 return 1; 1112 } 1113 1114 static void 1115 awacs_select_output(struct awacs_softc *sc, int mask) 1116 { 1117 1118 #if NSGSMIX > 0 1119 if (sc->sc_sgsmix) { 1120 if (mask & OUTPUT_HEADPHONES) { 1121 /* mute speakers */ 1122 sgsmix_set_speaker_vol(sc->sc_sgsmix, 0, 0); 1123 sgsmix_set_headphone_vol(sc->sc_sgsmix, 1124 sc->vol_l, sc->vol_r); 1125 } 1126 if (mask & OUTPUT_SPEAKER) { 1127 /* mute headphones */ 1128 sgsmix_set_speaker_vol(sc->sc_sgsmix, 1129 sc->vol_l, sc->vol_r); 1130 sgsmix_set_headphone_vol(sc->sc_sgsmix, 0, 0); 1131 } 1132 } else { 1133 #endif 1134 sc->sc_codecctl1 |= AWACS_MUTE_SPEAKER | AWACS_MUTE_HEADPHONE; 1135 if ((sc->vol_l > 0) || (sc->vol_r > 0)) { 1136 if (mask & OUTPUT_SPEAKER) 1137 sc->sc_codecctl1 &= ~AWACS_MUTE_SPEAKER; 1138 if (mask & OUTPUT_HEADPHONES) 1139 sc->sc_codecctl1 &= ~AWACS_MUTE_HEADPHONE; 1140 } 1141 awacs_write_codec(sc, sc->sc_codecctl1); 1142 #if NSGSMIX > 0 1143 } 1144 #endif 1145 sc->sc_output_mask = mask; 1146 } 1147 1148 static void 1149 awacs_set_speaker_volume(struct awacs_softc *sc, int left, int right) 1150 { 1151 1152 #if NSGSMIX > 0 1153 if (sc->sc_sgsmix) { 1154 if (sc->sc_output_mask & OUTPUT_SPEAKER) 1155 sgsmix_set_speaker_vol(sc->sc_sgsmix, left, right); 1156 } else 1157 #endif 1158 { 1159 int lval; 1160 int rval; 1161 uint32_t codecctl = sc->sc_codecctl1; 1162 1163 lval = 15 - ((left & 0xf0) >> 4); 1164 rval = 15 - ((right & 0xf0) >> 4); 1165 DPRINTF("speaker_volume %d %d\n", lval, rval); 1166 1167 sc->sc_codecctl4 &= ~0x3cf; 1168 sc->sc_codecctl4 |= (lval << 6) | rval; 1169 awacs_write_codec(sc, sc->sc_codecctl4); 1170 if ((left == 0) && (right == 0)) { 1171 /* 1172 * max. attenuation doesn't mean silence so we need to 1173 * mute the output channel here 1174 */ 1175 codecctl |= AWACS_MUTE_SPEAKER; 1176 } else if (sc->sc_output_mask & OUTPUT_SPEAKER) { 1177 codecctl &= ~AWACS_MUTE_SPEAKER; 1178 } 1179 1180 if (codecctl != sc->sc_codecctl1) { 1181 1182 sc->sc_codecctl1 = codecctl; 1183 awacs_write_codec(sc, sc->sc_codecctl1); 1184 } 1185 } 1186 } 1187 1188 static void 1189 awacs_set_ext_volume(struct awacs_softc *sc, int left, int right) 1190 { 1191 1192 #if NSGSMIX > 0 1193 if (sc->sc_sgsmix) { 1194 if (sc->sc_output_mask & OUTPUT_HEADPHONES) 1195 sgsmix_set_headphone_vol(sc->sc_sgsmix, left, right); 1196 } else 1197 #endif 1198 { 1199 int lval; 1200 int rval; 1201 uint32_t codecctl = sc->sc_codecctl1; 1202 1203 lval = 15 - ((left & 0xf0) >> 4); 1204 rval = 15 - ((right & 0xf0) >> 4); 1205 DPRINTF("ext_volume %d %d\n", lval, rval); 1206 1207 sc->sc_codecctl2 &= ~0x3cf; 1208 sc->sc_codecctl2 |= (lval << 6) | rval; 1209 awacs_write_codec(sc, sc->sc_codecctl2); 1210 1211 if ((left == 0) && (right == 0)) { 1212 /* 1213 * max. attenuation doesn't mean silence so we need to 1214 * mute the output channel here 1215 */ 1216 codecctl |= AWACS_MUTE_HEADPHONE; 1217 } else if (sc->sc_output_mask & OUTPUT_HEADPHONES) { 1218 1219 codecctl &= ~AWACS_MUTE_HEADPHONE; 1220 } 1221 1222 if (codecctl != sc->sc_codecctl1) { 1223 1224 sc->sc_codecctl1 = codecctl; 1225 awacs_write_codec(sc, sc->sc_codecctl1); 1226 } 1227 } 1228 } 1229 1230 static void 1231 awacs_set_volume(struct awacs_softc *sc, int left, int right) 1232 { 1233 1234 awacs_set_ext_volume(sc, left, right); 1235 awacs_set_speaker_volume(sc, left, right); 1236 1237 sc->vol_l = left; 1238 sc->vol_r = right; 1239 } 1240 1241 #if NSGSMIX > 0 1242 static void 1243 awacs_set_bass(struct awacs_softc *sc, int bass) 1244 { 1245 1246 if (sc->sc_bass == bass) 1247 return; 1248 1249 sc->sc_bass = bass; 1250 if (sc->sc_sgsmix) 1251 sgsmix_set_bass_treble(sc->sc_sgsmix, sc->sc_bass, sc->sc_treble); 1252 } 1253 1254 static void 1255 awacs_set_treble(struct awacs_softc *sc, int treble) 1256 { 1257 1258 if (sc->sc_treble == treble) 1259 return; 1260 1261 sc->sc_treble = treble; 1262 if (sc->sc_sgsmix) 1263 sgsmix_set_bass_treble(sc->sc_sgsmix, sc->sc_bass, sc->sc_treble); 1264 } 1265 #endif 1266 1267 void 1268 awacs_set_loopthrough_volume(struct awacs_softc *sc, int left, int right) 1269 { 1270 int lval; 1271 int rval; 1272 1273 lval = 15 - ((left & 0xff) >> 4); 1274 rval = 15 - ((right & 0xff) >> 4); 1275 DPRINTF("loopthrough_volume %d %d\n", lval, rval); 1276 1277 sc->sc_codecctl5 &= ~0x3cf; 1278 sc->sc_codecctl5 |= (lval << 6) | rval; 1279 awacs_write_codec(sc, sc->sc_codecctl5); 1280 } 1281 1282 int 1283 awacs_set_rate(struct awacs_softc *sc, const audio_params_t *p) 1284 { 1285 int c; 1286 1287 switch (p->sample_rate) { 1288 case 44100: 1289 c = AWACS_RATE_44100; 1290 break; 1291 case 29400: 1292 c = AWACS_RATE_29400; 1293 break; 1294 case 22050: 1295 c = AWACS_RATE_22050; 1296 break; 1297 case 17640: 1298 c = AWACS_RATE_17640; 1299 break; 1300 case 14700: 1301 c = AWACS_RATE_14700; 1302 break; 1303 case 11025: 1304 c = AWACS_RATE_11025; 1305 break; 1306 case 8820: 1307 c = AWACS_RATE_8820; 1308 break; 1309 case 7350: 1310 c = AWACS_RATE_7350; 1311 break; 1312 default: 1313 return -1; 1314 } 1315 1316 sc->sc_soundctl &= ~AWACS_RATE_MASK; 1317 sc->sc_soundctl |= c; 1318 awacs_write_reg(sc, AWACS_SOUND_CTRL, sc->sc_soundctl); 1319 1320 return 0; 1321 } 1322 1323 static int 1324 awacs_check_headphones(struct awacs_softc *sc) 1325 { 1326 uint32_t reg; 1327 reg = awacs_read_reg(sc, AWACS_CODEC_STATUS); 1328 DPRINTF("%s: codec status reg %08x\n", sc->sc_dev.dv_xname, reg); 1329 return ((reg & sc->sc_headphones_mask) == sc->sc_headphones_in); 1330 } 1331 1332 static int 1333 awacs_status_intr(void *cookie) 1334 { 1335 struct awacs_softc *sc = cookie; 1336 int mask; 1337 1338 mask = awacs_check_headphones(sc) ? OUTPUT_HEADPHONES : OUTPUT_SPEAKER; 1339 if (mask != sc->sc_output_mask) { 1340 1341 sc->sc_output_wanted = mask; 1342 wakeup(&sc->sc_event); 1343 } 1344 /* clear the interrupt */ 1345 awacs_write_reg(sc, AWACS_SOUND_CTRL, sc->sc_soundctl | AWACS_PORTCHG); 1346 return 1; 1347 } 1348 1349 static void 1350 awacs_thread(void *cookie) 1351 { 1352 struct awacs_softc *sc = cookie; 1353 1354 while (1) { 1355 tsleep(&sc->sc_event, PWAIT, "awacs_wait", hz); 1356 if (sc->sc_output_wanted == sc->sc_output_mask) 1357 continue; 1358 1359 awacs_select_output(sc, sc->sc_output_wanted); 1360 DPRINTF("%s: switching to %s\n", sc->sc_dev.dv_xname, 1361 (sc->sc_output_wanted & OUTPUT_SPEAKER) ? 1362 "speaker" : "headphones"); 1363 } 1364 } 1365
Indexes created Wed Oct 22 13:09:56 GMT 2025