awacs.c revision 1.34
1 /* $NetBSD: awacs.c,v 1.34 2008/05/16 02:41:50 macallan 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 1.34 2008/05/16 02:41:50 macallan 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 device_t 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 device_t 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(device_t, struct cfdata *, void *); 112 static void awacs_attach(device_t, device_t, 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 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(device_t); 154 155 CFATTACH_DECL_NEW(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, 199 {7350, 8820, 11025, 14700, 17640, 22050, 29400, 44100}}, 200 {NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_SLINEAR_BE, 16, 16, 201 2, AUFMT_STEREO, 8, 202 {7350, 8820, 11025, 14700, 17640, 22050, 29400, 44100}}, 203 }; 204 205 /* register offset */ 206 #define AWACS_SOUND_CTRL 0x00 207 #define AWACS_CODEC_CTRL 0x10 208 #define AWACS_CODEC_STATUS 0x20 209 #define AWACS_CLIP_COUNT 0x30 210 #define AWACS_BYTE_SWAP 0x40 211 212 /* sound control */ 213 #define AWACS_INPUT_SUBFRAME0 0x00000001 214 #define AWACS_INPUT_SUBFRAME1 0x00000002 215 #define AWACS_INPUT_SUBFRAME2 0x00000004 216 #define AWACS_INPUT_SUBFRAME3 0x00000008 217 218 #define AWACS_OUTPUT_SUBFRAME0 0x00000010 219 #define AWACS_OUTPUT_SUBFRAME1 0x00000020 220 #define AWACS_OUTPUT_SUBFRAME2 0x00000040 221 #define AWACS_OUTPUT_SUBFRAME3 0x00000080 222 223 #define AWACS_RATE_44100 0x00000000 224 #define AWACS_RATE_29400 0x00000100 225 #define AWACS_RATE_22050 0x00000200 226 #define AWACS_RATE_17640 0x00000300 227 #define AWACS_RATE_14700 0x00000400 228 #define AWACS_RATE_11025 0x00000500 229 #define AWACS_RATE_8820 0x00000600 230 #define AWACS_RATE_7350 0x00000700 231 #define AWACS_RATE_MASK 0x00000700 232 233 #define AWACS_ERROR 0x00000800 234 #define AWACS_PORTCHG 0x00001000 235 #define AWACS_INTR_ERROR 0x00002000 /* interrupt on error */ 236 #define AWACS_INTR_PORTCHG 0x00004000 /* interrupt on port change */ 237 238 #define AWACS_STATUS_SUBFRAME 0x00018000 /* mask */ 239 240 /* codec control */ 241 #define AWACS_CODEC_ADDR0 0x00000000 242 #define AWACS_CODEC_ADDR1 0x00001000 243 #define AWACS_CODEC_ADDR2 0x00002000 244 #define AWACS_CODEC_ADDR4 0x00004000 245 #define AWACS_CODEC_ADDR5 0x00005000 246 #define AWACS_CODEC_ADDR6 0x00006000 247 #define AWACS_CODEC_ADDR7 0x00007000 248 #define AWACS_CODEC_EMSEL0 0x00000000 249 #define AWACS_CODEC_EMSEL1 0x00400000 250 #define AWACS_CODEC_EMSEL2 0x00800000 251 #define AWACS_CODEC_EMSEL4 0x00c00000 252 #define AWACS_CODEC_BUSY 0x01000000 253 254 /* cc0 */ 255 #define AWACS_DEFAULT_CD_GAIN 0x000000bb 256 #define AWACS_INPUT_CD 0x00000200 257 #define AWACS_INPUT_LINE 0x00000400 258 #define AWACS_INPUT_MICROPHONE 0x00000800 259 #define AWACS_INPUT_MASK 0x00000e00 260 261 /* cc1 */ 262 #define AWACS_LOOP_THROUGH 0x00000040 263 #define AWACS_MUTE_SPEAKER 0x00000080 264 #define AWACS_MUTE_HEADPHONE 0x00000200 265 #define AWACS_PARALLEL_OUTPUT 0x00000c00 266 267 /* output */ 268 #define OUTPUT_SPEAKER 1 269 #define OUTPUT_HEADPHONES 2 270 271 /* codec status */ 272 273 static const char *screamer[] = {"screamer", NULL}; 274 275 /* 276 * list machines that have the headphone detect GPIO reversed here. 277 * so far the only known case is the PowerBook 3400c and similar machines 278 */ 279 static const char *detect_reversed[] = {"AAPL,3400/2400", 280 "AAPL,3500", 281 NULL}; 282 283 static const char *use_gpio4[] = { "PowerMac3,3", 284 NULL}; 285 286 static int 287 awacs_match(device_t parent, struct cfdata *match, void *aux) 288 { 289 struct confargs *ca; 290 291 ca = aux; 292 293 if (strcmp(ca->ca_name, "awacs") == 0 || 294 strcmp(ca->ca_name, "davbus") == 0) 295 return 100; 296 297 if (ca->ca_nreg < 24 || ca->ca_nintr < 12) 298 return 0; 299 300 if (strcmp(ca->ca_name, "i2s") == 0) 301 return 1; 302 303 return 0; 304 } 305 306 static void 307 awacs_attach(device_t parent, device_t self, void *aux) 308 { 309 struct awacs_softc *sc; 310 struct confargs *ca; 311 int cirq, oirq, iirq, cirq_type, oirq_type, iirq_type; 312 int len = -1, perch; 313 int root_node; 314 char compat[256]; 315 316 sc = device_private(self); 317 sc->sc_dev = self; 318 ca = aux; 319 320 sc->sc_reg = mapiodev(ca->ca_baseaddr + ca->ca_reg[0], ca->ca_reg[1]); 321 322 /* out */ 323 sc->sc_odma = mapiodev(ca->ca_baseaddr + ca->ca_reg[2], ca->ca_reg[3]); 324 sc->sc_odmacmd = dbdma_alloc(20 * sizeof(struct dbdma_command)); 325 /* in */ 326 sc->sc_idma = mapiodev(ca->ca_baseaddr + ca->ca_reg[4], ca->ca_reg[5]); 327 sc->sc_idmacmd = dbdma_alloc(20 * sizeof(struct dbdma_command)); 328 329 if (strcmp(ca->ca_name, "i2s") == 0) { 330 int node, intr[6]; 331 332 node = OF_child(ca->ca_node); 333 if (node == 0) { 334 printf("no i2s-a child\n"); 335 return; 336 } 337 if (OF_getprop(node, "interrupts", intr, sizeof(intr)) == -1) { 338 printf("no interrupt property\n"); 339 return; 340 } 341 342 cirq = intr[0]; 343 oirq = intr[2]; 344 iirq = intr[4]; 345 cirq_type = intr[1] ? IST_LEVEL : IST_EDGE; 346 oirq_type = intr[3] ? IST_LEVEL : IST_EDGE; 347 iirq_type = intr[5] ? IST_LEVEL : IST_EDGE; 348 } else if (ca->ca_nintr == 24) { 349 cirq = ca->ca_intr[0]; 350 oirq = ca->ca_intr[2]; 351 iirq = ca->ca_intr[4]; 352 cirq_type = ca->ca_intr[1] ? IST_LEVEL : IST_EDGE; 353 oirq_type = ca->ca_intr[3] ? IST_LEVEL : IST_EDGE; 354 iirq_type = ca->ca_intr[5] ? IST_LEVEL : IST_EDGE; 355 } else { 356 cirq = ca->ca_intr[0]; 357 oirq = ca->ca_intr[1]; 358 iirq = ca->ca_intr[2]; 359 cirq_type = oirq_type = iirq_type = IST_EDGE; 360 } 361 362 intr_establish(cirq, cirq_type, IPL_BIO, awacs_status_intr, sc); 363 intr_establish(oirq, oirq_type, IPL_AUDIO, awacs_intr, sc); 364 intr_establish(iirq, iirq_type, IPL_AUDIO, awacs_intr, sc); 365 366 /* check if the chip is a screamer */ 367 sc->sc_screamer = (of_compatible(ca->ca_node, screamer) != -1); 368 if (!sc->sc_screamer) { 369 /* look for 'sound' child node */ 370 int sound_node; 371 372 sound_node = OF_child(ca->ca_node); 373 while ((sound_node != 0) && (!sc->sc_screamer)) { 374 375 sc->sc_screamer = 376 (of_compatible(sound_node, screamer) != -1); 377 sound_node = OF_peer(sound_node); 378 } 379 } 380 381 if (sc->sc_screamer) { 382 printf(" Screamer"); 383 } 384 385 printf(": irq %d,%d,%d\n", cirq, oirq, iirq); 386 387 sc->vol_l = 0; 388 sc->vol_r = 0; 389 390 memcpy(&sc->sc_formats, awacs_formats, sizeof(awacs_formats)); 391 392 /* XXX Uni-North based models don't have byteswap capability. */ 393 if (OF_finddevice("/uni-n") == -1) { 394 395 sc->sc_flags |= AWACS_CAP_BSWAP; 396 } else { 397 398 AUFMT_INVALIDATE(&sc->sc_formats[AWACS_FORMATS_LE]); 399 } 400 401 sc->sc_soundctl = AWACS_INPUT_SUBFRAME0 | AWACS_OUTPUT_SUBFRAME0 | 402 AWACS_RATE_44100 | AWACS_INTR_PORTCHG; 403 awacs_write_reg(sc, AWACS_SOUND_CTRL, sc->sc_soundctl); 404 405 sc->sc_codecctl0 = AWACS_CODEC_ADDR0 | AWACS_CODEC_EMSEL0; 406 sc->sc_codecctl1 = AWACS_CODEC_ADDR1 | AWACS_CODEC_EMSEL0; 407 sc->sc_codecctl2 = AWACS_CODEC_ADDR2 | AWACS_CODEC_EMSEL0; 408 sc->sc_codecctl4 = AWACS_CODEC_ADDR4 | AWACS_CODEC_EMSEL0; 409 sc->sc_codecctl5 = AWACS_CODEC_ADDR5 | AWACS_CODEC_EMSEL0; 410 sc->sc_codecctl6 = AWACS_CODEC_ADDR6 | AWACS_CODEC_EMSEL0; 411 sc->sc_codecctl7 = AWACS_CODEC_ADDR7 | AWACS_CODEC_EMSEL0; 412 413 sc->sc_codecctl0 |= AWACS_INPUT_CD | AWACS_DEFAULT_CD_GAIN; 414 awacs_write_codec(sc, sc->sc_codecctl0); 415 416 /* Set loopthrough for external mixer on beige G3 */ 417 sc->sc_codecctl1 |= (AWACS_LOOP_THROUGH | AWACS_PARALLEL_OUTPUT); 418 419 printf("%s: ", device_xname(sc->sc_dev)); 420 421 /* 422 * all(?) awacs have GPIOs to detect if there's something plugged into 423 * the headphone jack. The other GPIOs are either used for other jacks 424 * ( the PB3400c's microphone jack for instance ) or unused. 425 * The problem is that there are at least three different ways how 426 * those GPIOs are wired to the actual jacks. 427 * For now we bother only with headphone detection 428 */ 429 perch = OF_finddevice("/perch"); 430 root_node = OF_finddevice("/"); 431 if (of_compatible(root_node, detect_reversed) != -1) { 432 433 /* 0x02 is for the microphone jack, high active */ 434 /* 435 * for some reason the gpio for the headphones jack is low 436 * active on the PB3400 and similar machines 437 */ 438 sc->sc_headphones_mask = 0x8; 439 sc->sc_headphones_in = 0x0; 440 } else if ((perch != -1) || 441 (of_compatible(root_node, use_gpio4) != -1)) { 442 /* 443 * this is for the beige G3's 'personality card' which uses 444 * yet another wiring of the headphone detect GPIOs 445 * some G4s use it as well 446 */ 447 sc->sc_headphones_mask = 0x04; 448 sc->sc_headphones_in = 0x04; 449 } else { 450 /* while on most machines it's high active as well */ 451 sc->sc_headphones_mask = 0x8; 452 sc->sc_headphones_in = 0x8; 453 } 454 if (awacs_check_headphones(sc)) { 455 456 /* default output to headphones */ 457 printf("headphones\n"); 458 sc->sc_output_mask = OUTPUT_HEADPHONES; 459 } else { 460 461 /* default output to speakers */ 462 printf("speaker\n"); 463 sc->sc_output_mask = OUTPUT_SPEAKER; 464 } 465 sc->sc_output_wanted = sc->sc_output_mask; 466 awacs_select_output(sc, sc->sc_output_mask); 467 468 delay(100); 469 if (sc->sc_screamer) { 470 awacs_write_codec(sc, sc->sc_codecctl6); 471 awacs_write_codec(sc, sc->sc_codecctl5); 472 delay(2); 473 awacs_write_codec(sc, sc->sc_codecctl1); 474 awacs_write_codec(sc, sc->sc_codecctl7); 475 } 476 477 /* default input from CD */ 478 sc->sc_record_source = 1 << 0; 479 sc->sc_codecctl0 &= ~AWACS_INPUT_MASK; 480 sc->sc_codecctl0 |= AWACS_INPUT_CD; 481 awacs_write_codec(sc, sc->sc_codecctl0); 482 483 /* Enable interrupts and looping mode. */ 484 /* XXX ... */ 485 486 sc->sc_codecctl1 |= (AWACS_LOOP_THROUGH | AWACS_PARALLEL_OUTPUT); 487 awacs_write_codec(sc, sc->sc_codecctl1); 488 489 #if NSGSMIX > 0 490 sc->sc_sgsmix = NULL; 491 #endif 492 sc->sc_have_perch = 0; 493 if (perch != -1) { 494 495 len = OF_getprop(perch, "compatible", compat, 255); 496 if (len > 0) { 497 printf("%s: found '%s' personality card\n", 498 device_xname(sc->sc_dev), compat); 499 sc->sc_have_perch = 1; 500 config_finalize_register(sc->sc_dev, 501 awacs_setup_sgsmix); 502 } 503 } 504 505 /* Set initial volume[s] */ 506 awacs_set_volume(sc, 144, 144); 507 awacs_set_loopthrough_volume(sc, 0, 0); 508 509 audio_attach_mi(&awacs_hw_if, sc, sc->sc_dev); 510 511 if (kthread_create(PRI_NONE, 0, NULL, awacs_thread, sc, 512 &sc->sc_thread, "%s", "awacs") != 0) { 513 printf("awacs: unable to create event kthread"); 514 } 515 } 516 517 static int 518 awacs_setup_sgsmix(device_t cookie) 519 { 520 struct awacs_softc *sc = device_private(cookie); 521 #if NSGSMIX > 0 522 device_t dv; 523 #endif 524 525 if (!sc->sc_have_perch) 526 return 0; 527 #if NSGSMIX > 0 528 /* look for sgsmix */ 529 for (dv = alldevs.tqh_first; dv; dv=dv->dv_list.tqe_next) { 530 if (device_is_a(dv, "sgsmix")) { 531 sc->sc_sgsmix = dv; 532 break; 533 } 534 } 535 if (sc->sc_sgsmix == NULL) 536 return 0; 537 538 printf("%s: using %s\n", device_xname(sc->sc_dev), 539 device_xname(sc->sc_sgsmix)); 540 541 awacs_select_output(sc, sc->sc_output_mask); 542 awacs_set_volume(sc, sc->vol_l, sc->vol_r); 543 awacs_set_bass(sc, 128); 544 awacs_set_treble(sc, 128); 545 wakeup(&sc->sc_event); 546 #endif 547 return 0; 548 } 549 550 551 static inline u_int 552 awacs_read_reg(struct awacs_softc *sc, int reg) 553 { 554 char *addr; 555 556 addr = sc->sc_reg; 557 return in32rb(addr + reg); 558 } 559 560 static inline void 561 awacs_write_reg(struct awacs_softc *sc, int reg, int val) 562 { 563 char *addr; 564 565 addr = sc->sc_reg; 566 out32rb(addr + reg, val); 567 } 568 569 static void 570 awacs_write_codec(struct awacs_softc *sc, int value) 571 { 572 573 do { 574 delay(100); 575 } while (awacs_read_reg(sc, AWACS_CODEC_CTRL) & AWACS_CODEC_BUSY); 576 577 awacs_write_reg(sc, AWACS_CODEC_CTRL, value); 578 579 do { 580 delay(100); 581 } while (awacs_read_reg(sc, AWACS_CODEC_CTRL) & AWACS_CODEC_BUSY); 582 } 583 584 static int 585 awacs_intr(void *v) 586 { 587 struct awacs_softc *sc; 588 struct dbdma_command *cmd; 589 int count; 590 int status; 591 592 sc = v; 593 cmd = sc->sc_odmacmd; 594 count = sc->sc_opages; 595 /* Fill used buffer(s). */ 596 while (count-- > 0) { 597 /* if DBDMA_INT_ALWAYS */ 598 if (in16rb(&cmd->d_command) & 0x30) { /* XXX */ 599 status = in16rb(&cmd->d_status); 600 cmd->d_status = 0; 601 if (status) /* status == 0x8400 */ 602 if (sc->sc_ointr) 603 (*sc->sc_ointr)(sc->sc_oarg); 604 } 605 cmd++; 606 } 607 608 return 1; 609 } 610 611 /* 612 * Close function is called at splaudio(). 613 */ 614 static void 615 awacs_close(void *h) 616 { 617 struct awacs_softc *sc; 618 619 sc = h; 620 awacs_halt_output(sc); 621 awacs_halt_input(sc); 622 623 sc->sc_ointr = 0; 624 sc->sc_iintr = 0; 625 } 626 627 static int 628 awacs_query_encoding(void *h, struct audio_encoding *ae) 629 { 630 struct awacs_softc *sc; 631 632 sc = h; 633 ae->flags = AUDIO_ENCODINGFLAG_EMULATED; 634 635 switch (ae->index) { 636 case 0: 637 strcpy(ae->name, AudioEslinear); 638 ae->encoding = AUDIO_ENCODING_SLINEAR; 639 ae->precision = 16; 640 ae->flags = 0; 641 return 0; 642 case 1: 643 strcpy(ae->name, AudioEslinear_be); 644 ae->encoding = AUDIO_ENCODING_SLINEAR_BE; 645 ae->precision = 16; 646 ae->flags = 0; 647 return 0; 648 case 2: 649 strcpy(ae->name, AudioEslinear_le); 650 ae->encoding = AUDIO_ENCODING_SLINEAR_LE; 651 ae->precision = 16; 652 if (sc->sc_flags & AWACS_CAP_BSWAP) 653 ae->flags = 0; 654 return 0; 655 case 3: 656 strcpy(ae->name, AudioEulinear_be); 657 ae->encoding = AUDIO_ENCODING_ULINEAR_BE; 658 ae->precision = 16; 659 return 0; 660 case 4: 661 strcpy(ae->name, AudioEulinear_le); 662 ae->encoding = AUDIO_ENCODING_ULINEAR_LE; 663 ae->precision = 16; 664 return 0; 665 case 5: 666 strcpy(ae->name, AudioEmulaw); 667 ae->encoding = AUDIO_ENCODING_ULAW; 668 ae->precision = 8; 669 return 0; 670 case 6: 671 strcpy(ae->name, AudioEalaw); 672 ae->encoding = AUDIO_ENCODING_ALAW; 673 ae->precision = 8; 674 return 0; 675 default: 676 return EINVAL; 677 } 678 } 679 680 static int 681 awacs_set_params(void *h, int setmode, int usemode, 682 audio_params_t *play, audio_params_t *rec, 683 stream_filter_list_t *pfil, stream_filter_list_t *rfil) 684 { 685 struct awacs_softc *sc; 686 audio_params_t *p; 687 stream_filter_list_t *fil; 688 int mode, i; 689 690 sc = h; 691 p = NULL; 692 /* 693 * This device only has one clock, so make the sample rates match. 694 */ 695 if (play->sample_rate != rec->sample_rate && 696 usemode == (AUMODE_PLAY | AUMODE_RECORD)) { 697 if (setmode == AUMODE_PLAY) { 698 rec->sample_rate = play->sample_rate; 699 setmode |= AUMODE_RECORD; 700 } else if (setmode == AUMODE_RECORD) { 701 play->sample_rate = rec->sample_rate; 702 setmode |= AUMODE_PLAY; 703 } else 704 return EINVAL; 705 } 706 707 for (mode = AUMODE_RECORD; mode != -1; 708 mode = mode == AUMODE_RECORD ? AUMODE_PLAY : -1) { 709 if ((setmode & mode) == 0) 710 continue; 711 712 p = mode == AUMODE_PLAY ? play : rec; 713 fil = mode == AUMODE_PLAY ? pfil : rfil; 714 switch (p->sample_rate) { 715 case 48000: /* aurateconv */ 716 case 44100: 717 case 29400: 718 case 22050: 719 case 17640: 720 case 14700: 721 case 11025: 722 case 8820: 723 case 8000: /* aurateconv */ 724 case 7350: 725 break; 726 default: 727 return EINVAL; 728 } 729 awacs_write_reg(sc, AWACS_BYTE_SWAP, 0); 730 i = auconv_set_converter(sc->sc_formats, AWACS_NFORMATS, 731 mode, p, true, fil); 732 if (i < 0) 733 return EINVAL; 734 if (i == AWACS_FORMATS_LE) 735 awacs_write_reg(sc, AWACS_BYTE_SWAP, 1); 736 if (fil->req_size > 0) 737 p = &fil->filters[0].param; 738 if (awacs_set_rate(sc, p)) 739 return EINVAL; 740 } 741 return 0; 742 } 743 744 static int 745 awacs_round_blocksize(void *h, int size, int mode, const audio_params_t *param) 746 { 747 748 if (size < PAGE_SIZE) 749 size = PAGE_SIZE; 750 return size & ~PGOFSET; 751 } 752 753 static int 754 awacs_halt_output(void *h) 755 { 756 struct awacs_softc *sc; 757 758 sc = h; 759 dbdma_stop(sc->sc_odma); 760 dbdma_reset(sc->sc_odma); 761 return 0; 762 } 763 764 static int 765 awacs_halt_input(void *h) 766 { 767 struct awacs_softc *sc; 768 769 sc = h; 770 dbdma_stop(sc->sc_idma); 771 dbdma_reset(sc->sc_idma); 772 return 0; 773 } 774 775 static int 776 awacs_getdev(void *h, struct audio_device *retp) 777 { 778 779 *retp = awacs_device; 780 return 0; 781 } 782 783 enum { 784 AWACS_MONITOR_CLASS, 785 AWACS_OUTPUT_CLASS, 786 AWACS_RECORD_CLASS, 787 AWACS_OUTPUT_SELECT, 788 AWACS_VOL_MASTER, 789 AWACS_INPUT_SELECT, 790 AWACS_VOL_INPUT, 791 AWACS_VOL_MONITOR, 792 AWACS_BASS, 793 AWACS_TREBLE, 794 AWACS_ENUM_LAST 795 }; 796 797 static int 798 awacs_set_port(void *h, mixer_ctrl_t *mc) 799 { 800 struct awacs_softc *sc; 801 int l, r; 802 803 DPRINTF("awacs_set_port dev = %d, type = %d\n", mc->dev, mc->type); 804 sc = h; 805 l = mc->un.value.level[AUDIO_MIXER_LEVEL_LEFT]; 806 r = mc->un.value.level[AUDIO_MIXER_LEVEL_RIGHT]; 807 808 switch (mc->dev) { 809 case AWACS_OUTPUT_SELECT: 810 /* No change necessary? */ 811 if (mc->un.mask == sc->sc_output_mask) 812 return 0; 813 awacs_select_output(sc, mc->un.mask); 814 return 0; 815 816 case AWACS_VOL_MASTER: 817 awacs_set_volume(sc, l, r); 818 return 0; 819 820 case AWACS_INPUT_SELECT: 821 /* no change necessary? */ 822 if (mc->un.mask == sc->sc_record_source) 823 return 0; 824 switch (mc->un.mask) { 825 case 1 << 0: /* CD */ 826 sc->sc_codecctl0 &= ~AWACS_INPUT_MASK; 827 sc->sc_codecctl0 |= AWACS_INPUT_CD; 828 awacs_write_codec(sc, sc->sc_codecctl0); 829 break; 830 case 1 << 1: /* microphone */ 831 sc->sc_codecctl0 &= ~AWACS_INPUT_MASK; 832 sc->sc_codecctl0 |= AWACS_INPUT_MICROPHONE; 833 awacs_write_codec(sc, sc->sc_codecctl0); 834 break; 835 case 1 << 2: /* line in */ 836 sc->sc_codecctl0 &= ~AWACS_INPUT_MASK; 837 sc->sc_codecctl0 |= AWACS_INPUT_LINE; 838 awacs_write_codec(sc, sc->sc_codecctl0); 839 break; 840 default: /* invalid argument */ 841 return EINVAL; 842 } 843 sc->sc_record_source = mc->un.mask; 844 return 0; 845 846 case AWACS_VOL_INPUT: 847 sc->sc_codecctl0 &= ~0xff; 848 sc->sc_codecctl0 |= (l & 0xf0) | (r >> 4); 849 awacs_write_codec(sc, sc->sc_codecctl0); 850 return 0; 851 852 case AWACS_VOL_MONITOR: 853 awacs_set_loopthrough_volume(sc, l, r); 854 return 0; 855 856 #if NSGSMIX > 0 857 case AWACS_BASS: 858 awacs_set_bass(sc, l); 859 return 0; 860 861 case AWACS_TREBLE: 862 awacs_set_treble(sc, l); 863 return 0; 864 #endif 865 } 866 867 return ENXIO; 868 } 869 870 static int 871 awacs_get_port(void *h, mixer_ctrl_t *mc) 872 { 873 struct awacs_softc *sc; 874 int l, r, vol; 875 876 sc = h; 877 switch (mc->dev) { 878 case AWACS_OUTPUT_SELECT: 879 mc->un.mask = sc->sc_output_mask; 880 return 0; 881 882 case AWACS_VOL_MASTER: 883 mc->un.value.level[AUDIO_MIXER_LEVEL_LEFT] = sc->vol_l; 884 mc->un.value.level[AUDIO_MIXER_LEVEL_RIGHT] = sc->vol_r; 885 return 0; 886 887 case AWACS_INPUT_SELECT: 888 mc->un.mask = sc->sc_record_source; 889 return 0; 890 891 case AWACS_VOL_INPUT: 892 vol = sc->sc_codecctl0 & 0xff; 893 l = (vol & 0xf0); 894 r = (vol & 0x0f) << 4; 895 mc->un.value.level[AUDIO_MIXER_LEVEL_LEFT] = l; 896 mc->un.value.level[AUDIO_MIXER_LEVEL_RIGHT] = r; 897 return 0; 898 899 case AWACS_VOL_MONITOR: 900 vol = sc->sc_codecctl5 & 0x3cf; 901 l = (vol & 0x3c0) >> 6; 902 r = vol & 0xf; 903 mc->un.value.level[AUDIO_MIXER_LEVEL_LEFT] = (15 - l) << 4; 904 mc->un.value.level[AUDIO_MIXER_LEVEL_RIGHT] = (15 - r) << 4; 905 return 0; 906 907 #if NSGSMIX > 0 908 case AWACS_BASS: 909 mc->un.value.level[AUDIO_MIXER_LEVEL_MONO] = sc->sc_bass; 910 return 0; 911 912 case AWACS_TREBLE: 913 mc->un.value.level[AUDIO_MIXER_LEVEL_MONO] = sc->sc_treble; 914 return 0; 915 #endif 916 917 default: 918 return ENXIO; 919 } 920 921 return 0; 922 } 923 924 static int 925 awacs_query_devinfo(void *h, mixer_devinfo_t *dip) 926 { 927 #if NSGSMIX > 0 928 struct awacs_softc *sc = h; 929 #endif 930 931 switch (dip->index) { 932 933 case AWACS_OUTPUT_SELECT: 934 dip->mixer_class = AWACS_MONITOR_CLASS; 935 strcpy(dip->label.name, AudioNoutput); 936 dip->type = AUDIO_MIXER_SET; 937 dip->prev = dip->next = AUDIO_MIXER_LAST; 938 dip->un.s.num_mem = 2; 939 strcpy(dip->un.s.member[0].label.name, AudioNspeaker); 940 dip->un.s.member[0].mask = 1 << 0; 941 strcpy(dip->un.s.member[1].label.name, AudioNheadphone); 942 dip->un.s.member[1].mask = 1 << 1; 943 return 0; 944 945 case AWACS_VOL_MASTER: 946 dip->mixer_class = AWACS_MONITOR_CLASS; 947 strcpy(dip->label.name, AudioNmaster); 948 dip->type = AUDIO_MIXER_VALUE; 949 dip->prev = dip->next = AUDIO_MIXER_LAST; 950 dip->un.v.num_channels = 2; 951 strcpy(dip->un.v.units.name, AudioNvolume); 952 return 0; 953 954 case AWACS_VOL_MONITOR: 955 dip->mixer_class = AWACS_MONITOR_CLASS; 956 strcpy(dip->label.name, AudioNmonitor); 957 dip->type = AUDIO_MIXER_VALUE; 958 dip->prev = dip->next = AUDIO_MIXER_LAST; 959 dip->un.v.num_channels = 2; 960 strcpy(dip->un.v.units.name, AudioNvolume); 961 return 0; 962 963 #if NSGSMIX > 0 964 case AWACS_BASS: 965 if (sc->sc_sgsmix == NULL) 966 return ENXIO; 967 dip->mixer_class = AWACS_MONITOR_CLASS; 968 strcpy(dip->label.name, AudioNbass); 969 dip->type = AUDIO_MIXER_VALUE; 970 dip->prev = dip->next = AUDIO_MIXER_LAST; 971 dip->un.v.num_channels = 1; 972 strcpy(dip->un.v.units.name, AudioNbass); 973 return 0; 974 975 case AWACS_TREBLE: 976 if (sc->sc_sgsmix == NULL) 977 return ENXIO; 978 dip->mixer_class = AWACS_MONITOR_CLASS; 979 strcpy(dip->label.name, AudioNtreble); 980 dip->type = AUDIO_MIXER_VALUE; 981 dip->prev = dip->next = AUDIO_MIXER_LAST; 982 dip->un.v.num_channels = 1; 983 strcpy(dip->un.v.units.name, AudioNtreble); 984 return 0; 985 #endif 986 987 case AWACS_INPUT_SELECT: 988 dip->mixer_class = AWACS_RECORD_CLASS; 989 strcpy(dip->label.name, AudioNsource); 990 dip->type = AUDIO_MIXER_SET; 991 dip->prev = dip->next = AUDIO_MIXER_LAST; 992 dip->un.s.num_mem = 3; 993 strcpy(dip->un.s.member[0].label.name, AudioNcd); 994 dip->un.s.member[0].mask = 1 << 0; 995 strcpy(dip->un.s.member[1].label.name, AudioNmicrophone); 996 dip->un.s.member[1].mask = 1 << 1; 997 strcpy(dip->un.s.member[2].label.name, AudioNline); 998 dip->un.s.member[2].mask = 1 << 2; 999 return 0; 1000 1001 case AWACS_VOL_INPUT: 1002 dip->mixer_class = AWACS_RECORD_CLASS; 1003 strcpy(dip->label.name, AudioNrecord); 1004 dip->type = AUDIO_MIXER_VALUE; 1005 dip->prev = dip->next = AUDIO_MIXER_LAST; 1006 dip->un.v.num_channels = 2; 1007 strcpy(dip->un.v.units.name, AudioNvolume); 1008 return 0; 1009 1010 case AWACS_MONITOR_CLASS: 1011 dip->mixer_class = AWACS_MONITOR_CLASS; 1012 strcpy(dip->label.name, AudioCmonitor); 1013 dip->type = AUDIO_MIXER_CLASS; 1014 dip->next = dip->prev = AUDIO_MIXER_LAST; 1015 return 0; 1016 1017 case AWACS_OUTPUT_CLASS: 1018 dip->mixer_class = AWACS_OUTPUT_CLASS; 1019 strcpy(dip->label.name, AudioCoutputs); 1020 dip->type = AUDIO_MIXER_CLASS; 1021 dip->next = dip->prev = AUDIO_MIXER_LAST; 1022 return 0; 1023 1024 case AWACS_RECORD_CLASS: 1025 dip->mixer_class = AWACS_RECORD_CLASS; 1026 strcpy(dip->label.name, AudioCrecord); 1027 dip->type = AUDIO_MIXER_CLASS; 1028 dip->next = dip->prev = AUDIO_MIXER_LAST; 1029 return 0; 1030 } 1031 1032 return ENXIO; 1033 } 1034 1035 static size_t 1036 awacs_round_buffersize(void *h, int dir, size_t size) 1037 { 1038 1039 if (size > 65536) 1040 size = 65536; 1041 return size; 1042 } 1043 1044 static paddr_t 1045 awacs_mappage(void *h, void *mem, off_t off, int prot) 1046 { 1047 1048 if (off < 0) 1049 return -1; 1050 return -1; /* XXX */ 1051 } 1052 1053 static int 1054 awacs_get_props(void *h) 1055 { 1056 return AUDIO_PROP_FULLDUPLEX /* | AUDIO_PROP_MMAP */; 1057 } 1058 1059 static int 1060 awacs_trigger_output(void *h, void *start, void *end, int bsize, 1061 void (*intr)(void *), void *arg, 1062 const audio_params_t *param) 1063 { 1064 struct awacs_softc *sc; 1065 struct dbdma_command *cmd; 1066 vaddr_t va; 1067 int i, len, intmode; 1068 1069 DPRINTF("trigger_output %p %p 0x%x\n", start, end, bsize); 1070 sc = h; 1071 cmd = sc->sc_odmacmd; 1072 sc->sc_ointr = intr; 1073 sc->sc_oarg = arg; 1074 sc->sc_opages = ((char *)end - (char *)start) / PAGE_SIZE; 1075 1076 #ifdef DIAGNOSTIC 1077 if (sc->sc_opages > 16) 1078 panic("awacs_trigger_output"); 1079 #endif 1080 1081 va = (vaddr_t)start; 1082 len = 0; 1083 for (i = sc->sc_opages; i > 0; i--) { 1084 len += PAGE_SIZE; 1085 if (len < bsize) 1086 intmode = DBDMA_INT_NEVER; 1087 else { 1088 len = 0; 1089 intmode = DBDMA_INT_ALWAYS; 1090 } 1091 1092 DBDMA_BUILD(cmd, DBDMA_CMD_OUT_MORE, 0, PAGE_SIZE, vtophys(va), 1093 intmode, DBDMA_WAIT_NEVER, DBDMA_BRANCH_NEVER); 1094 va += PAGE_SIZE; 1095 cmd++; 1096 } 1097 1098 DBDMA_BUILD(cmd, DBDMA_CMD_NOP, 0, 0, 0, 1099 DBDMA_INT_NEVER, DBDMA_WAIT_NEVER, DBDMA_BRANCH_ALWAYS); 1100 out32rb(&cmd->d_cmddep, vtophys((vaddr_t)sc->sc_odmacmd)); 1101 1102 dbdma_start(sc->sc_odma, sc->sc_odmacmd); 1103 1104 return 0; 1105 } 1106 1107 static int 1108 awacs_trigger_input(void *h, void *start, void *end, int bsize, 1109 void (*intr)(void *), void *arg, 1110 const audio_params_t *param) 1111 { 1112 1113 DPRINTF("awacs_trigger_input called\n"); 1114 return 1; 1115 } 1116 1117 static void 1118 awacs_select_output(struct awacs_softc *sc, int mask) 1119 { 1120 1121 #if NSGSMIX > 0 1122 if (sc->sc_sgsmix) { 1123 if (mask & OUTPUT_HEADPHONES) { 1124 /* mute speakers */ 1125 sgsmix_set_speaker_vol(sc->sc_sgsmix, 0, 0); 1126 sgsmix_set_headphone_vol(sc->sc_sgsmix, 1127 sc->vol_l, sc->vol_r); 1128 } 1129 if (mask & OUTPUT_SPEAKER) { 1130 /* mute headphones */ 1131 sgsmix_set_speaker_vol(sc->sc_sgsmix, 1132 sc->vol_l, sc->vol_r); 1133 sgsmix_set_headphone_vol(sc->sc_sgsmix, 0, 0); 1134 } 1135 } else { 1136 #endif 1137 sc->sc_codecctl1 |= AWACS_MUTE_SPEAKER | AWACS_MUTE_HEADPHONE; 1138 if ((sc->vol_l > 0) || (sc->vol_r > 0)) { 1139 if (mask & OUTPUT_SPEAKER) 1140 sc->sc_codecctl1 &= ~AWACS_MUTE_SPEAKER; 1141 if (mask & OUTPUT_HEADPHONES) 1142 sc->sc_codecctl1 &= ~AWACS_MUTE_HEADPHONE; 1143 } 1144 awacs_write_codec(sc, sc->sc_codecctl1); 1145 #if NSGSMIX > 0 1146 } 1147 #endif 1148 sc->sc_output_mask = mask; 1149 } 1150 1151 static void 1152 awacs_set_speaker_volume(struct awacs_softc *sc, int left, int right) 1153 { 1154 1155 #if NSGSMIX > 0 1156 if (sc->sc_sgsmix) { 1157 if (sc->sc_output_mask & OUTPUT_SPEAKER) 1158 sgsmix_set_speaker_vol(sc->sc_sgsmix, left, right); 1159 } else 1160 #endif 1161 { 1162 int lval; 1163 int rval; 1164 uint32_t codecctl = sc->sc_codecctl1; 1165 1166 lval = 15 - ((left & 0xf0) >> 4); 1167 rval = 15 - ((right & 0xf0) >> 4); 1168 DPRINTF("speaker_volume %d %d\n", lval, rval); 1169 1170 sc->sc_codecctl4 &= ~0x3cf; 1171 sc->sc_codecctl4 |= (lval << 6) | rval; 1172 awacs_write_codec(sc, sc->sc_codecctl4); 1173 if ((left == 0) && (right == 0)) { 1174 /* 1175 * max. attenuation doesn't mean silence so we need to 1176 * mute the output channel here 1177 */ 1178 codecctl |= AWACS_MUTE_SPEAKER; 1179 } else if (sc->sc_output_mask & OUTPUT_SPEAKER) { 1180 codecctl &= ~AWACS_MUTE_SPEAKER; 1181 } 1182 1183 if (codecctl != sc->sc_codecctl1) { 1184 1185 sc->sc_codecctl1 = codecctl; 1186 awacs_write_codec(sc, sc->sc_codecctl1); 1187 } 1188 } 1189 } 1190 1191 static void 1192 awacs_set_ext_volume(struct awacs_softc *sc, int left, int right) 1193 { 1194 1195 #if NSGSMIX > 0 1196 if (sc->sc_sgsmix) { 1197 if (sc->sc_output_mask & OUTPUT_HEADPHONES) 1198 sgsmix_set_headphone_vol(sc->sc_sgsmix, left, right); 1199 } else 1200 #endif 1201 { 1202 int lval; 1203 int rval; 1204 uint32_t codecctl = sc->sc_codecctl1; 1205 1206 lval = 15 - ((left & 0xf0) >> 4); 1207 rval = 15 - ((right & 0xf0) >> 4); 1208 DPRINTF("ext_volume %d %d\n", lval, rval); 1209 1210 sc->sc_codecctl2 &= ~0x3cf; 1211 sc->sc_codecctl2 |= (lval << 6) | rval; 1212 awacs_write_codec(sc, sc->sc_codecctl2); 1213 1214 if ((left == 0) && (right == 0)) { 1215 /* 1216 * max. attenuation doesn't mean silence so we need to 1217 * mute the output channel here 1218 */ 1219 codecctl |= AWACS_MUTE_HEADPHONE; 1220 } else if (sc->sc_output_mask & OUTPUT_HEADPHONES) { 1221 1222 codecctl &= ~AWACS_MUTE_HEADPHONE; 1223 } 1224 1225 if (codecctl != sc->sc_codecctl1) { 1226 1227 sc->sc_codecctl1 = codecctl; 1228 awacs_write_codec(sc, sc->sc_codecctl1); 1229 } 1230 } 1231 } 1232 1233 void 1234 awacs_set_volume(struct awacs_softc *sc, int left, int right) 1235 { 1236 1237 awacs_set_ext_volume(sc, left, right); 1238 awacs_set_speaker_volume(sc, left, right); 1239 1240 sc->vol_l = left; 1241 sc->vol_r = right; 1242 } 1243 1244 #if NSGSMIX > 0 1245 static void 1246 awacs_set_bass(struct awacs_softc *sc, int bass) 1247 { 1248 1249 if (sc->sc_bass == bass) 1250 return; 1251 1252 sc->sc_bass = bass; 1253 if (sc->sc_sgsmix) 1254 sgsmix_set_bass_treble(sc->sc_sgsmix, sc->sc_bass, 1255 sc->sc_treble); 1256 } 1257 1258 static void 1259 awacs_set_treble(struct awacs_softc *sc, int treble) 1260 { 1261 1262 if (sc->sc_treble == treble) 1263 return; 1264 1265 sc->sc_treble = treble; 1266 if (sc->sc_sgsmix) 1267 sgsmix_set_bass_treble(sc->sc_sgsmix, sc->sc_bass, 1268 sc->sc_treble); 1269 } 1270 #endif 1271 1272 void 1273 awacs_set_loopthrough_volume(struct awacs_softc *sc, int left, int right) 1274 { 1275 int lval; 1276 int rval; 1277 1278 lval = 15 - ((left & 0xff) >> 4); 1279 rval = 15 - ((right & 0xff) >> 4); 1280 DPRINTF("loopthrough_volume %d %d\n", lval, rval); 1281 1282 sc->sc_codecctl5 &= ~0x3cf; 1283 sc->sc_codecctl5 |= (lval << 6) | rval; 1284 awacs_write_codec(sc, sc->sc_codecctl5); 1285 } 1286 1287 int 1288 awacs_set_rate(struct awacs_softc *sc, const audio_params_t *p) 1289 { 1290 int c; 1291 1292 switch (p->sample_rate) { 1293 case 44100: 1294 c = AWACS_RATE_44100; 1295 break; 1296 case 29400: 1297 c = AWACS_RATE_29400; 1298 break; 1299 case 22050: 1300 c = AWACS_RATE_22050; 1301 break; 1302 case 17640: 1303 c = AWACS_RATE_17640; 1304 break; 1305 case 14700: 1306 c = AWACS_RATE_14700; 1307 break; 1308 case 11025: 1309 c = AWACS_RATE_11025; 1310 break; 1311 case 8820: 1312 c = AWACS_RATE_8820; 1313 break; 1314 case 7350: 1315 c = AWACS_RATE_7350; 1316 break; 1317 default: 1318 return -1; 1319 } 1320 1321 sc->sc_soundctl &= ~AWACS_RATE_MASK; 1322 sc->sc_soundctl |= c; 1323 awacs_write_reg(sc, AWACS_SOUND_CTRL, sc->sc_soundctl); 1324 1325 return 0; 1326 } 1327 1328 static int 1329 awacs_check_headphones(struct awacs_softc *sc) 1330 { 1331 uint32_t reg; 1332 reg = awacs_read_reg(sc, AWACS_CODEC_STATUS); 1333 DPRINTF("%s: codec status reg %08x\n", device_xname(sc->sc_dev), reg); 1334 return ((reg & sc->sc_headphones_mask) == sc->sc_headphones_in); 1335 } 1336 1337 static int 1338 awacs_status_intr(void *cookie) 1339 { 1340 struct awacs_softc *sc = cookie; 1341 int mask; 1342 1343 mask = awacs_check_headphones(sc) ? OUTPUT_HEADPHONES : OUTPUT_SPEAKER; 1344 if (mask != sc->sc_output_mask) { 1345 1346 sc->sc_output_wanted = mask; 1347 wakeup(&sc->sc_event); 1348 } 1349 /* clear the interrupt */ 1350 awacs_write_reg(sc, AWACS_SOUND_CTRL, sc->sc_soundctl | AWACS_PORTCHG); 1351 return 1; 1352 } 1353 1354 static void 1355 awacs_thread(void *cookie) 1356 { 1357 struct awacs_softc *sc = cookie; 1358 1359 while (1) { 1360 tsleep(&sc->sc_event, PWAIT, "awacs_wait", hz); 1361 if (sc->sc_output_wanted == sc->sc_output_mask) 1362 continue; 1363 1364 awacs_select_output(sc, sc->sc_output_wanted); 1365 DPRINTF("%s: switching to %s\n", device_xname(sc->sc_dev), 1366 (sc->sc_output_wanted & OUTPUT_SPEAKER) ? 1367 "speaker" : "headphones"); 1368 } 1369 } 1370
Indexes created Wed Oct 22 00:09:40 GMT 2025