esa.c revision 1.59
1 /* $NetBSD: esa.c,v 1.59 2013/10/16 17:39:09 christos Exp $ */ 2 3 /* 4 * Copyright (c) 2001-2008 Jared D. McNeill <jmcneill (at) invisible.ca> 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. The name of the author may not be used to endorse or promote products 13 * derived from this software without specific prior written permission. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 20 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 21 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 22 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 23 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25 * SUCH DAMAGE. 26 */ 27 28 /* 29 * ESS Allegro-1 / Maestro3 Audio Driver 30 * 31 * Based on the FreeBSD maestro3 driver and the NetBSD eap driver. 32 * Original driver by Don Kim. 33 * 34 * The list management code could possibly be written better, but what 35 * we have right now does the job nicely. Thanks to Zach Brown <zab (at) zabbo.net> 36 * and Andrew MacDonald <amac (at) epsilon.yi.org> for helping me debug the 37 * problems with the original list management code present in the Linux 38 * driver. 39 */ 40 41 #include <sys/cdefs.h> 42 __KERNEL_RCSID(0, "$NetBSD: esa.c,v 1.59 2013/10/16 17:39:09 christos Exp $"); 43 44 #include <sys/types.h> 45 #include <sys/errno.h> 46 #include <sys/null.h> 47 #include <sys/param.h> 48 #include <sys/systm.h> 49 #include <sys/kmem.h> 50 #include <sys/device.h> 51 #include <sys/conf.h> 52 #include <sys/exec.h> 53 #include <sys/select.h> 54 #include <sys/audioio.h> 55 #include <sys/bus.h> 56 #include <sys/intr.h> 57 58 #include <dev/audio_if.h> 59 #include <dev/mulaw.h> 60 #include <dev/auconv.h> 61 62 #include <dev/ic/ac97var.h> 63 #include <dev/ic/ac97reg.h> 64 65 #include <dev/pci/pcidevs.h> 66 #include <dev/pci/pcivar.h> 67 #include <dev/pci/esareg.h> 68 #include <dev/pci/esadsp.h> 69 #include <dev/pci/esavar.h> 70 71 #define PCI_CBIO 0x10 72 73 #define ESA_DAC_DATA 0x1100 74 75 enum { 76 ESS_ALLEGRO1, 77 ESS_MAESTRO3 78 }; 79 80 static const struct esa_card_type { 81 uint16_t pci_vendor_id; 82 uint16_t pci_product_id; 83 int type; 84 int delay1, delay2; 85 } esa_card_types[] = { 86 { PCI_VENDOR_ESSTECH, PCI_PRODUCT_ESSTECH_ALLEGRO1, 87 ESS_ALLEGRO1, 50, 800 }, 88 { PCI_VENDOR_ESSTECH, PCI_PRODUCT_ESSTECH_MAESTRO3, 89 ESS_MAESTRO3, 20, 500 }, 90 { PCI_VENDOR_ESSTECH, PCI_PRODUCT_ESSTECH_MAESTRO3_2, 91 ESS_MAESTRO3, 20, 500 }, 92 { 0, 0, 0, 0, 0 } 93 }; 94 95 static struct audio_device esa_device = { 96 "ESS Allegro", 97 "", 98 "esa" 99 }; 100 101 static int esa_match(device_t, cfdata_t, void *); 102 static void esa_attach(device_t, device_t, void *); 103 static int esa_detach(device_t, int); 104 static void esa_childdet(device_t, device_t); 105 106 /* audio(9) functions */ 107 static int esa_query_encoding(void *, struct audio_encoding *); 108 static int esa_set_params(void *, int, int, audio_params_t *, 109 audio_params_t *, stream_filter_list_t *, 110 stream_filter_list_t *); 111 static int esa_round_blocksize(void *, int, int, 112 const audio_params_t *); 113 static int esa_commit_settings(void *); 114 static int esa_halt_output(void *); 115 static int esa_halt_input(void *); 116 static int esa_set_port(void *, mixer_ctrl_t *); 117 static int esa_get_port(void *, mixer_ctrl_t *); 118 static int esa_query_devinfo(void *, mixer_devinfo_t *); 119 static void * esa_malloc(void *, int, size_t); 120 static void esa_free(void *, void *, size_t); 121 static int esa_getdev(void *, struct audio_device *); 122 static size_t esa_round_buffersize(void *, int, size_t); 123 static int esa_get_props(void *); 124 static int esa_trigger_output(void *, void *, void *, int, 125 void (*)(void *), void *, 126 const audio_params_t *); 127 static int esa_trigger_input(void *, void *, void *, int, 128 void (*)(void *), void *, 129 const audio_params_t *); 130 static void esa_get_locks(void *, kmutex_t **, kmutex_t **); 131 132 static int esa_intr(void *); 133 static int esa_allocmem(struct esa_softc *, size_t, size_t, 134 struct esa_dma *); 135 static int esa_freemem(struct esa_softc *, struct esa_dma *); 136 static paddr_t esa_mappage(void *, void *, off_t, int); 137 138 /* Supporting subroutines */ 139 static uint16_t esa_read_assp(struct esa_softc *, uint16_t, uint16_t); 140 static void esa_write_assp(struct esa_softc *, uint16_t, uint16_t, 141 uint16_t); 142 static int esa_init_codec(struct esa_softc *); 143 static int esa_attach_codec(void *, struct ac97_codec_if *); 144 static int esa_read_codec(void *, uint8_t, uint16_t *); 145 static int esa_write_codec(void *, uint8_t, uint16_t); 146 static int esa_reset_codec(void *); 147 static enum ac97_host_flags esa_flags_codec(void *); 148 static int esa_wait(struct esa_softc *); 149 static int esa_init(struct esa_softc *); 150 static void esa_config(struct esa_softc *); 151 static uint8_t esa_assp_halt(struct esa_softc *); 152 static void esa_codec_reset(struct esa_softc *); 153 static int esa_amp_enable(struct esa_softc *); 154 static void esa_enable_interrupts(struct esa_softc *); 155 static uint32_t esa_get_pointer(struct esa_softc *, 156 struct esa_channel *); 157 158 /* list management */ 159 static int esa_add_list(struct esa_voice *, struct esa_list *, 160 uint16_t, int); 161 static void esa_remove_list(struct esa_voice *, struct esa_list *, 162 int); 163 164 /* power management */ 165 static bool esa_suspend(device_t, const pmf_qual_t *); 166 static bool esa_resume(device_t, const pmf_qual_t *); 167 168 169 #define ESA_NENCODINGS 8 170 static audio_encoding_t esa_encoding[ESA_NENCODINGS] = { 171 { 0, AudioEulinear, AUDIO_ENCODING_ULINEAR, 8, 0 }, 172 { 1, AudioEmulaw, AUDIO_ENCODING_ULAW, 8, 173 AUDIO_ENCODINGFLAG_EMULATED }, 174 { 2, AudioEalaw, AUDIO_ENCODING_ALAW, 8, AUDIO_ENCODINGFLAG_EMULATED }, 175 { 3, AudioEslinear, AUDIO_ENCODING_SLINEAR, 8, 176 AUDIO_ENCODINGFLAG_EMULATED }, /* XXX: Are you sure? */ 177 { 4, AudioEslinear_le, AUDIO_ENCODING_SLINEAR_LE, 16, 0 }, 178 { 5, AudioEulinear_le, AUDIO_ENCODING_ULINEAR_LE, 16, 179 AUDIO_ENCODINGFLAG_EMULATED }, 180 { 6, AudioEslinear_be, AUDIO_ENCODING_SLINEAR_BE, 16, 181 AUDIO_ENCODINGFLAG_EMULATED }, 182 { 7, AudioEulinear_be, AUDIO_ENCODING_ULINEAR_BE, 16, 183 AUDIO_ENCODINGFLAG_EMULATED } 184 }; 185 186 #define ESA_NFORMATS 4 187 static const struct audio_format esa_formats[ESA_NFORMATS] = { 188 {NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_SLINEAR_LE, 16, 16, 189 2, AUFMT_STEREO, 0, {ESA_MINRATE, ESA_MAXRATE}}, 190 {NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_SLINEAR_LE, 16, 16, 191 1, AUFMT_MONAURAL, 0, {ESA_MINRATE, ESA_MAXRATE}}, 192 {NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_ULINEAR_LE, 8, 8, 193 2, AUFMT_STEREO, 0, {ESA_MINRATE, ESA_MAXRATE}}, 194 {NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_ULINEAR_LE, 8, 8, 195 1, AUFMT_MONAURAL, 0, {ESA_MINRATE, ESA_MAXRATE}}, 196 }; 197 198 static const struct audio_hw_if esa_hw_if = { 199 NULL, /* open */ 200 NULL, /* close */ 201 NULL, /* drain */ 202 esa_query_encoding, 203 esa_set_params, 204 esa_round_blocksize, 205 esa_commit_settings, 206 NULL, /* init_output */ 207 NULL, /* init_input */ 208 NULL, /* start_output */ 209 NULL, /* start_input */ 210 esa_halt_output, 211 esa_halt_input, 212 NULL, /* speaker_ctl */ 213 esa_getdev, 214 NULL, /* getfd */ 215 esa_set_port, 216 esa_get_port, 217 esa_query_devinfo, 218 esa_malloc, 219 esa_free, 220 esa_round_buffersize, 221 esa_mappage, 222 esa_get_props, 223 esa_trigger_output, 224 esa_trigger_input, 225 NULL, /* dev_ioctl */ 226 esa_get_locks, 227 }; 228 229 CFATTACH_DECL2_NEW(esa, sizeof(struct esa_softc), esa_match, esa_attach, 230 esa_detach, NULL, NULL, esa_childdet); 231 232 /* 233 * audio(9) functions 234 */ 235 236 static int 237 esa_query_encoding(void *hdl, struct audio_encoding *ae) 238 { 239 240 if (ae->index < 0 || ae->index >= ESA_NENCODINGS) 241 return EINVAL; 242 *ae = esa_encoding[ae->index]; 243 244 return 0; 245 } 246 247 static int 248 esa_set_params(void *hdl, int setmode, int usemode, 249 audio_params_t *play, audio_params_t *rec, stream_filter_list_t *pfil, 250 stream_filter_list_t *rfil) 251 { 252 struct esa_voice *vc; 253 struct esa_channel *ch; 254 struct audio_params *p; 255 stream_filter_list_t *fil; 256 int mode, i; 257 258 vc = hdl; 259 for (mode = AUMODE_RECORD; mode != -1; 260 mode = (mode == AUMODE_RECORD) ? AUMODE_PLAY : -1) { 261 if ((setmode & mode) == 0) 262 continue; 263 264 switch (mode) { 265 case AUMODE_PLAY: 266 p = play; 267 ch = &vc->play; 268 fil = pfil; 269 break; 270 case AUMODE_RECORD: 271 p = rec; 272 ch = &vc->rec; 273 fil = rfil; 274 break; 275 default: 276 return EINVAL; 277 } 278 279 if (p->sample_rate < ESA_MINRATE || 280 p->sample_rate > ESA_MAXRATE || 281 (p->precision != 8 && p->precision != 16) || 282 (p->channels < 1 || p->channels > 2)) 283 return EINVAL; 284 285 i = auconv_set_converter(esa_formats, ESA_NFORMATS, 286 mode, p, FALSE, fil); 287 if (i < 0) 288 return EINVAL; 289 if (fil->req_size > 0) 290 p = &fil->filters[0].param; 291 ch->mode = *p; 292 } 293 294 return 0; 295 } 296 297 static int 298 esa_commit_settings(void *hdl) 299 { 300 struct esa_voice *vc; 301 struct esa_softc *sc; 302 const audio_params_t *p; 303 const audio_params_t *r; 304 uint32_t data; 305 uint32_t freq; 306 int data_bytes; 307 308 vc = hdl; 309 sc = device_private(vc->parent); 310 p = &vc->play.mode; 311 r = &vc->rec.mode; 312 data_bytes = (((ESA_MINISRC_TMP_BUFFER_SIZE & ~1) + 313 (ESA_MINISRC_IN_BUFFER_SIZE & ~1) + 314 (ESA_MINISRC_OUT_BUFFER_SIZE & ~1) + 4) + 255) 315 &~ 255; 316 /* playback */ 317 vc->play.data_offset = ESA_DAC_DATA + (data_bytes * vc->index); 318 if (p->channels == 1) 319 data = 1; 320 else 321 data = 0; 322 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 323 vc->play.data_offset + ESA_SRC3_MODE_OFFSET, 324 data); 325 if (p->precision == 8) 326 data = 1; 327 else 328 data = 0; 329 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 330 vc->play.data_offset + ESA_SRC3_WORD_LENGTH_OFFSET, 331 data); 332 if ((freq = ((p->sample_rate << 15) + 24000) / 48000) != 0) { 333 freq--; 334 } 335 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 336 vc->play.data_offset + ESA_CDATA_FREQUENCY, freq); 337 338 /* recording */ 339 vc->rec.data_offset = ESA_DAC_DATA + (data_bytes * vc->index) + 340 (data_bytes / 2); 341 if (r->channels == 1) 342 data = 1; 343 else 344 data = 0; 345 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 346 vc->rec.data_offset + ESA_SRC3_MODE_OFFSET, 347 data); 348 if (r->precision == 8) 349 data = 1; 350 else 351 data = 0; 352 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 353 vc->rec.data_offset + ESA_SRC3_WORD_LENGTH_OFFSET, 354 data); 355 if ((freq = ((r->sample_rate << 15) + 24000) / 48000) != 0) { 356 freq--; 357 } 358 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 359 vc->rec.data_offset + ESA_CDATA_FREQUENCY, freq); 360 361 return 0; 362 }; 363 364 static int 365 esa_round_blocksize(void *hdl, int bs, int mode, 366 const audio_params_t *param) 367 { 368 369 return bs & ~0x20; /* Be conservative; align to 32 bytes */ 370 } 371 372 static int 373 esa_halt_output(void *hdl) 374 { 375 struct esa_voice *vc; 376 struct esa_softc *sc; 377 bus_space_tag_t iot; 378 bus_space_handle_t ioh; 379 uint16_t data; 380 381 vc = hdl; 382 sc = device_private(vc->parent); 383 iot = sc->sc_iot; 384 ioh = sc->sc_ioh; 385 if (vc->play.active == 0) 386 return 0; 387 388 vc->play.active = 0; 389 390 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 391 ESA_CDATA_INSTANCE_READY + vc->play.data_offset, 0); 392 393 sc->sc_ntimers--; 394 if (sc->sc_ntimers == 0) { 395 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 396 ESA_KDATA_TIMER_COUNT_RELOAD, 0); 397 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 398 ESA_KDATA_TIMER_COUNT_CURRENT, 0); 399 data = bus_space_read_2(iot, ioh, ESA_HOST_INT_CTRL); 400 bus_space_write_2(iot, ioh, ESA_HOST_INT_CTRL, 401 data & ~ESA_CLKRUN_GEN_ENABLE); 402 } 403 404 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 405 ESA_KDATA_MIXER_TASK_NUMBER, 406 sc->mixer_list.indexmap[vc->index]); 407 /* remove ourselves from the packed lists */ 408 esa_remove_list(vc, &sc->mixer_list, vc->index); 409 esa_remove_list(vc, &sc->dma_list, vc->index); 410 esa_remove_list(vc, &sc->msrc_list, vc->index); 411 412 return 0; 413 } 414 415 static int 416 esa_halt_input(void *hdl) 417 { 418 struct esa_voice *vc; 419 struct esa_softc *sc; 420 bus_space_tag_t iot; 421 bus_space_handle_t ioh; 422 uint32_t data; 423 424 vc = hdl; 425 sc = device_private(vc->parent); 426 iot = sc->sc_iot; 427 ioh = sc->sc_ioh; 428 if (vc->rec.active == 0) 429 return 0; 430 431 vc->rec.active = 0; 432 433 sc->sc_ntimers--; 434 if (sc->sc_ntimers == 0) { 435 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 436 ESA_KDATA_TIMER_COUNT_RELOAD, 0); 437 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 438 ESA_KDATA_TIMER_COUNT_CURRENT, 0); 439 data = bus_space_read_2(iot, ioh, ESA_HOST_INT_CTRL); 440 bus_space_write_2(iot, ioh, ESA_HOST_INT_CTRL, 441 data & ~ESA_CLKRUN_GEN_ENABLE); 442 } 443 444 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, vc->rec.data_offset + 445 ESA_CDATA_INSTANCE_READY, 0); 446 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, ESA_KDATA_ADC1_REQUEST, 447 0); 448 449 /* remove ourselves from the packed lists */ 450 esa_remove_list(vc, &sc->adc1_list, vc->index + ESA_NUM_VOICES); 451 esa_remove_list(vc, &sc->dma_list, vc->index + ESA_NUM_VOICES); 452 esa_remove_list(vc, &sc->msrc_list, vc->index + ESA_NUM_VOICES); 453 454 return 0; 455 } 456 457 static void * 458 esa_malloc(void *hdl, int direction, size_t size) 459 { 460 struct esa_voice *vc; 461 struct esa_softc *sc; 462 struct esa_dma *p; 463 int error; 464 465 p = kmem_alloc(sizeof(*p), KM_SLEEP); 466 if (p == NULL) 467 return NULL; 468 vc = hdl; 469 sc = device_private(vc->parent); 470 error = esa_allocmem(sc, size, 16, p); 471 if (error) { 472 kmem_free(p, sizeof(*p)); 473 aprint_error_dev(sc->sc_dev, 474 "%s: not enough memory\n", __func__); 475 return 0; 476 } 477 p->next = vc->dma; 478 vc->dma = p; 479 480 return KERNADDR(p); 481 } 482 483 static void 484 esa_free(void *hdl, void *addr, size_t size) 485 { 486 struct esa_voice *vc; 487 struct esa_softc *sc; 488 struct esa_dma *p; 489 struct esa_dma **pp; 490 491 vc = hdl; 492 sc = device_private(vc->parent); 493 for (pp = &vc->dma; (p = *pp) != NULL; pp = &p->next) 494 if (KERNADDR(p) == addr) { 495 esa_freemem(sc, p); 496 *pp = p->next; 497 kmem_free(p, sizeof(*p)); 498 return; 499 } 500 } 501 502 static int 503 esa_getdev(void *hdl, struct audio_device *ret) 504 { 505 506 *ret = esa_device; 507 return 0; 508 } 509 510 static int 511 esa_set_port(void *hdl, mixer_ctrl_t *mc) 512 { 513 struct esa_voice *vc; 514 struct esa_softc *sc; 515 516 vc = hdl; 517 sc = device_private(vc->parent); 518 return sc->codec_if->vtbl->mixer_set_port(sc->codec_if, mc); 519 } 520 521 static int 522 esa_get_port(void *hdl, mixer_ctrl_t *mc) 523 { 524 struct esa_voice *vc; 525 struct esa_softc *sc; 526 527 vc = hdl; 528 sc = device_private(vc->parent); 529 return sc->codec_if->vtbl->mixer_get_port(sc->codec_if, mc); 530 } 531 532 static int 533 esa_query_devinfo(void *hdl, mixer_devinfo_t *di) 534 { 535 struct esa_voice *vc; 536 struct esa_softc *sc; 537 538 vc = hdl; 539 sc = device_private(vc->parent); 540 return sc->codec_if->vtbl->query_devinfo(sc->codec_if, di); 541 } 542 543 static size_t 544 esa_round_buffersize(void *hdl, int direction, size_t bufsize) 545 { 546 547 return bufsize; 548 } 549 550 static int 551 esa_get_props(void *hdl) 552 { 553 554 return AUDIO_PROP_MMAP | AUDIO_PROP_INDEPENDENT | AUDIO_PROP_FULLDUPLEX; 555 } 556 557 static int 558 esa_trigger_output(void *hdl, void *start, void *end, int blksize, 559 void (*intr)(void *), void *intrarg, const audio_params_t *param) 560 { 561 struct esa_voice *vc; 562 struct esa_softc *sc; 563 struct esa_dma *p; 564 bus_space_tag_t iot; 565 bus_space_handle_t ioh; 566 size_t size; 567 uint32_t data, bufaddr, i; 568 int data_bytes, dac_data, dsp_in_size; 569 int dsp_out_size, dsp_in_buf, dsp_out_buf; 570 571 vc = hdl; 572 sc = device_private(vc->parent); 573 iot = sc->sc_iot; 574 ioh = sc->sc_ioh; 575 data_bytes = (((ESA_MINISRC_TMP_BUFFER_SIZE & ~1) + 576 (ESA_MINISRC_IN_BUFFER_SIZE & ~1) + 577 (ESA_MINISRC_OUT_BUFFER_SIZE & ~1) + 4) + 255) & ~255; 578 dac_data = ESA_DAC_DATA + (data_bytes * vc->index); 579 dsp_in_size = ESA_MINISRC_IN_BUFFER_SIZE - (0x20 * 2); 580 dsp_out_size = ESA_MINISRC_OUT_BUFFER_SIZE - (0x20 * 2); 581 dsp_in_buf = dac_data + (ESA_MINISRC_TMP_BUFFER_SIZE / 2); 582 dsp_out_buf = dsp_in_buf + (dsp_in_size / 2) + 1; 583 584 if (vc->play.active) 585 return EINVAL; 586 587 for (p = vc->dma; p && KERNADDR(p) != start; p = p->next) 588 continue; 589 if (p == NULL) { 590 aprint_error_dev(sc->sc_dev, "%s: bad addr %p\n", __func__, 591 start); 592 return EINVAL; 593 } 594 595 vc->play.active = 1; 596 vc->play.intr = intr; 597 vc->play.arg = intrarg; 598 vc->play.pos = 0; 599 vc->play.count = 0; 600 vc->play.buf = start; 601 vc->play.bufsize = size = (size_t)(((char *)end - (char *)start)); 602 vc->play.blksize = blksize; 603 bufaddr = DMAADDR(p); 604 vc->play.start = bufaddr; 605 606 #define LO(x) ((x) & 0x0000ffff) 607 #define HI(x) ((x) >> 16) 608 609 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 610 ESA_CDATA_HOST_SRC_ADDRL, LO(bufaddr)); 611 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 612 ESA_CDATA_HOST_SRC_ADDRH, HI(bufaddr)); 613 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 614 ESA_CDATA_HOST_SRC_END_PLUS_1L, LO(bufaddr + size)); 615 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 616 ESA_CDATA_HOST_SRC_END_PLUS_1H, HI(bufaddr + size)); 617 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 618 ESA_CDATA_HOST_SRC_CURRENTL, LO(bufaddr)); 619 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 620 ESA_CDATA_HOST_SRC_CURRENTH, HI(bufaddr)); 621 622 /* DSP buffers */ 623 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 624 ESA_CDATA_IN_BUF_BEGIN, dsp_in_buf); 625 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 626 ESA_CDATA_IN_BUF_END_PLUS_1, dsp_in_buf + (dsp_in_size / 2)); 627 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 628 ESA_CDATA_IN_BUF_HEAD, dsp_in_buf); 629 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 630 ESA_CDATA_IN_BUF_TAIL, dsp_in_buf); 631 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 632 ESA_CDATA_OUT_BUF_BEGIN, dsp_out_buf); 633 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 634 ESA_CDATA_OUT_BUF_END_PLUS_1, dsp_out_buf + (dsp_out_size / 2)); 635 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 636 ESA_CDATA_OUT_BUF_HEAD, dsp_out_buf); 637 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 638 ESA_CDATA_OUT_BUF_TAIL, dsp_out_buf); 639 640 /* Some per-client initializers */ 641 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 642 ESA_SRC3_DIRECTION_OFFSET + 12, dac_data + 40 + 8); 643 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 644 ESA_SRC3_DIRECTION_OFFSET + 19, 0x400 + ESA_MINISRC_COEF_LOC); 645 /* Enable or disable low-pass filter? (0xff if rate > 45000) */ 646 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 647 ESA_SRC3_DIRECTION_OFFSET + 22, 648 vc->play.mode.sample_rate > 45000 ? 0xff : 0); 649 /* Tell it which way DMA is going */ 650 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 651 ESA_CDATA_DMA_CONTROL, 652 ESA_DMACONTROL_AUTOREPEAT + ESA_DMAC_PAGE3_SELECTOR + 653 ESA_DMAC_BLOCKF_SELECTOR); 654 655 /* Set an armload of static initializers */ 656 for (i = 0; i < __arraycount(esa_playvals); i++) 657 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 658 esa_playvals[i].addr, esa_playvals[i].val); 659 660 /* Put us in the packed task lists */ 661 esa_add_list(vc, &sc->msrc_list, dac_data >> ESA_DP_SHIFT_COUNT, 662 vc->index); 663 esa_add_list(vc, &sc->dma_list, dac_data >> ESA_DP_SHIFT_COUNT, 664 vc->index); 665 esa_add_list(vc, &sc->mixer_list, dac_data >> ESA_DP_SHIFT_COUNT, 666 vc->index); 667 #undef LO 668 #undef HI 669 670 sc->sc_ntimers++; 671 672 if (sc->sc_ntimers == 1) { 673 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 674 ESA_KDATA_TIMER_COUNT_RELOAD, 240); 675 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 676 ESA_KDATA_TIMER_COUNT_CURRENT, 240); 677 data = bus_space_read_2(iot, ioh, ESA_HOST_INT_CTRL); 678 bus_space_write_2(iot, ioh, ESA_HOST_INT_CTRL, 679 data | ESA_CLKRUN_GEN_ENABLE); 680 } 681 682 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 683 ESA_CDATA_INSTANCE_READY, 1); 684 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 685 ESA_KDATA_MIXER_TASK_NUMBER, 686 sc->mixer_list.indexmap[vc->index]); 687 688 return 0; 689 } 690 691 static int 692 esa_trigger_input(void *hdl, void *start, void *end, int blksize, 693 void (*intr)(void *), void *intrarg, const audio_params_t *param) 694 { 695 struct esa_voice *vc; 696 struct esa_softc *sc; 697 struct esa_dma *p; 698 bus_space_tag_t iot; 699 bus_space_handle_t ioh; 700 uint32_t data, bufaddr, i; 701 size_t size; 702 int data_bytes, adc_data, dsp_in_size; 703 int dsp_out_size, dsp_in_buf, dsp_out_buf; 704 705 vc = hdl; 706 sc = device_private(vc->parent); 707 iot = sc->sc_iot; 708 ioh = sc->sc_ioh; 709 data_bytes = (((ESA_MINISRC_TMP_BUFFER_SIZE & ~1) + 710 (ESA_MINISRC_IN_BUFFER_SIZE & ~1) + 711 (ESA_MINISRC_OUT_BUFFER_SIZE & ~1) + 4) + 255) & ~255; 712 adc_data = ESA_DAC_DATA + (data_bytes * vc->index) + (data_bytes / 2); 713 dsp_in_size = ESA_MINISRC_IN_BUFFER_SIZE - (0x10 * 2); 714 dsp_out_size = ESA_MINISRC_OUT_BUFFER_SIZE - (0x10 * 2); 715 dsp_in_buf = adc_data + (ESA_MINISRC_TMP_BUFFER_SIZE / 2); 716 dsp_out_buf = dsp_in_buf + (dsp_in_size / 2) + 1; 717 718 vc->rec.data_offset = adc_data; 719 720 /* We only support 1 recording channel */ 721 if (vc->index > 0) 722 return ENODEV; 723 724 if (vc->rec.active) 725 return EINVAL; 726 727 for (p = vc->dma; p && KERNADDR(p) != start; p = p->next) 728 continue; 729 if (p == NULL) { 730 aprint_error_dev(sc->sc_dev, "%s: bad addr %p\n", 731 __func__, start); 732 return EINVAL; 733 } 734 735 vc->rec.active = 1; 736 vc->rec.intr = intr; 737 vc->rec.arg = intrarg; 738 vc->rec.pos = 0; 739 vc->rec.count = 0; 740 vc->rec.buf = start; 741 vc->rec.bufsize = size = (size_t)(((char *)end - (char *)start)); 742 vc->rec.blksize = blksize; 743 bufaddr = DMAADDR(p); 744 vc->rec.start = bufaddr; 745 746 #define LO(x) ((x) & 0x0000ffff) 747 #define HI(x) ((x) >> 16) 748 749 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 750 ESA_CDATA_HOST_SRC_ADDRL, LO(bufaddr)); 751 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 752 ESA_CDATA_HOST_SRC_ADDRH, HI(bufaddr)); 753 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 754 ESA_CDATA_HOST_SRC_END_PLUS_1L, LO(bufaddr + size)); 755 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 756 ESA_CDATA_HOST_SRC_END_PLUS_1H, HI(bufaddr + size)); 757 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 758 ESA_CDATA_HOST_SRC_CURRENTL, LO(bufaddr)); 759 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 760 ESA_CDATA_HOST_SRC_CURRENTH, HI(bufaddr)); 761 762 /* DSP buffers */ 763 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 764 ESA_CDATA_IN_BUF_BEGIN, dsp_in_buf); 765 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 766 ESA_CDATA_IN_BUF_END_PLUS_1, dsp_in_buf + (dsp_in_size / 2)); 767 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 768 ESA_CDATA_IN_BUF_HEAD, dsp_in_buf); 769 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 770 ESA_CDATA_IN_BUF_TAIL, dsp_in_buf); 771 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 772 ESA_CDATA_OUT_BUF_BEGIN, dsp_out_buf); 773 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 774 ESA_CDATA_OUT_BUF_END_PLUS_1, dsp_out_buf + (dsp_out_size / 2)); 775 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 776 ESA_CDATA_OUT_BUF_HEAD, dsp_out_buf); 777 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 778 ESA_CDATA_OUT_BUF_TAIL, dsp_out_buf); 779 780 /* Some per-client initializers */ 781 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 782 ESA_SRC3_DIRECTION_OFFSET + 12, adc_data + 40 + 8); 783 /* Tell it which way DMA is going */ 784 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 785 ESA_CDATA_DMA_CONTROL, 786 ESA_DMACONTROL_DIRECTION + ESA_DMACONTROL_AUTOREPEAT + 787 ESA_DMAC_PAGE3_SELECTOR + ESA_DMAC_BLOCKF_SELECTOR); 788 789 /* Set an armload of static initializers */ 790 for (i = 0; i < __arraycount(esa_recvals); i++) 791 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 792 esa_recvals[i].addr, esa_recvals[i].val); 793 794 /* Put us in the packed task lists */ 795 esa_add_list(vc, &sc->adc1_list, adc_data >> ESA_DP_SHIFT_COUNT, 796 vc->index + ESA_NUM_VOICES); 797 esa_add_list(vc, &sc->msrc_list, adc_data >> ESA_DP_SHIFT_COUNT, 798 vc->index + ESA_NUM_VOICES); 799 esa_add_list(vc, &sc->dma_list, adc_data >> ESA_DP_SHIFT_COUNT, 800 vc->index + ESA_NUM_VOICES); 801 #undef LO 802 #undef HI 803 804 sc->sc_ntimers++; 805 if (sc->sc_ntimers == 1) { 806 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 807 ESA_KDATA_TIMER_COUNT_RELOAD, 240); 808 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 809 ESA_KDATA_TIMER_COUNT_CURRENT, 240); 810 data = bus_space_read_2(iot, ioh, ESA_HOST_INT_CTRL); 811 bus_space_write_2(iot, ioh, ESA_HOST_INT_CTRL, 812 data | ESA_CLKRUN_GEN_ENABLE); 813 } 814 815 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 816 ESA_CDATA_INSTANCE_READY, 1); 817 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, ESA_KDATA_ADC1_REQUEST, 818 1); 819 820 return 0; 821 } 822 823 /* Interrupt handler */ 824 static int 825 esa_intr(void *hdl) 826 { 827 struct esa_softc *sc; 828 struct esa_voice *vc; 829 bus_space_tag_t iot; 830 bus_space_handle_t ioh; 831 uint8_t status; 832 uint32_t pos; 833 uint32_t diff; 834 uint32_t blksize; 835 int i; 836 837 sc = hdl; 838 mutex_spin_enter(&sc->sc_intr_lock); 839 840 iot = sc->sc_iot; 841 ioh = sc->sc_ioh; 842 843 status = bus_space_read_1(iot, ioh, ESA_HOST_INT_STATUS); 844 if (status == 0xff) { 845 mutex_spin_exit(&sc->sc_intr_lock); 846 return 0; 847 } 848 849 /* ack the interrupt */ 850 bus_space_write_1(iot, ioh, ESA_HOST_INT_STATUS, status); 851 852 if (status & ESA_HV_INT_PENDING) { 853 uint8_t event; 854 855 aprint_normal_dev(sc->sc_dev, "hardware volume interrupt\n"); 856 event = bus_space_read_1(iot, ioh, ESA_HW_VOL_COUNTER_MASTER); 857 switch(event) { 858 case 0xaa: /* volume up */ 859 pmf_event_inject(NULL, PMFE_AUDIO_VOLUME_UP); 860 break; 861 case 0x66: /* volume down */ 862 pmf_event_inject(NULL, PMFE_AUDIO_VOLUME_DOWN); 863 break; 864 case 0x88: /* mute */ 865 pmf_event_inject(NULL, PMFE_AUDIO_VOLUME_TOGGLE); 866 break; 867 default: 868 aprint_normal_dev(sc->sc_dev, 869 "unknown hwvol event 0x%02x\n", event); 870 break; 871 } 872 bus_space_write_1(iot, ioh, ESA_HW_VOL_COUNTER_MASTER, 0x88); 873 } 874 875 if ((status & ESA_ASSP_INT_PENDING) == 0 || 876 (bus_space_read_1(iot, ioh, 877 ESA_ASSP_CONTROL_B) & ESA_STOP_ASSP_CLOCK) != 0 || 878 (bus_space_read_1(iot, ioh, 879 ESA_ASSP_HOST_INT_STATUS) & ESA_DSP2HOST_REQ_TIMER) == 0) { 880 mutex_spin_exit(&sc->sc_intr_lock); 881 return 1; 882 } 883 884 bus_space_write_1(iot, ioh, ESA_ASSP_HOST_INT_STATUS, 885 ESA_DSP2HOST_REQ_TIMER); 886 887 for (i = 0; i < ESA_NUM_VOICES; i++) { 888 vc = &sc->voice[i]; 889 890 if (vc->play.active) { 891 pos = esa_get_pointer(sc, &vc->play) % vc->play.bufsize; 892 diff = (vc->play.bufsize + pos - vc->play.pos) % 893 vc->play.bufsize; 894 895 vc->play.pos = pos; 896 vc->play.count += diff; 897 blksize = vc->play.blksize; 898 899 while (vc->play.count >= blksize) { 900 vc->play.count -= blksize; 901 (*vc->play.intr)(vc->play.arg); 902 } 903 } 904 905 if (vc->rec.active) { 906 pos = esa_get_pointer(sc, &vc->rec) % vc->rec.bufsize; 907 diff = (vc->rec.bufsize + pos - vc->rec.pos) % 908 vc->rec.bufsize; 909 910 vc->rec.pos = pos; 911 vc->rec.count += diff; 912 blksize = vc->rec.blksize; 913 914 while (vc->rec.count >= blksize) { 915 vc->rec.count -= blksize; 916 (*vc->rec.intr)(vc->rec.arg); 917 } 918 } 919 } 920 921 mutex_spin_exit(&sc->sc_intr_lock); 922 return 1; 923 } 924 925 static int 926 esa_allocmem(struct esa_softc *sc, size_t size, size_t align, 927 struct esa_dma *p) 928 { 929 int error; 930 931 p->size = size; 932 error = bus_dmamem_alloc(sc->sc_dmat, p->size, align, 0, 933 p->segs, __arraycount(p->segs), 934 &p->nsegs, BUS_DMA_WAITOK); 935 if (error) 936 return error; 937 938 error = bus_dmamem_map(sc->sc_dmat, p->segs, p->nsegs, p->size, 939 &p->addr, BUS_DMA_WAITOK | BUS_DMA_COHERENT); 940 if (error) 941 goto free; 942 943 error = bus_dmamap_create(sc->sc_dmat, p->size, 1, p->size, 0, 944 BUS_DMA_WAITOK, &p->map); 945 if (error) 946 goto unmap; 947 948 error = bus_dmamap_load(sc->sc_dmat, p->map, p->addr, p->size, NULL, 949 BUS_DMA_WAITOK); 950 if (error) 951 goto destroy; 952 953 return 0; 954 955 destroy: 956 bus_dmamap_destroy(sc->sc_dmat, p->map); 957 unmap: 958 bus_dmamem_unmap(sc->sc_dmat, p->addr, p->size); 959 free: 960 bus_dmamem_free(sc->sc_dmat, p->segs, p->nsegs); 961 962 return error; 963 } 964 965 static int 966 esa_freemem(struct esa_softc *sc, struct esa_dma *p) 967 { 968 969 bus_dmamap_unload(sc->sc_dmat, p->map); 970 bus_dmamap_destroy(sc->sc_dmat, p->map); 971 bus_dmamem_unmap(sc->sc_dmat, p->addr, p->size); 972 bus_dmamem_free(sc->sc_dmat, p->segs, p->nsegs); 973 974 return 0; 975 } 976 977 /* 978 * Supporting Subroutines 979 */ 980 981 static int 982 esa_match(device_t dev, cfdata_t match, void *aux) 983 { 984 struct pci_attach_args *pa; 985 986 pa = (struct pci_attach_args *)aux; 987 switch (PCI_VENDOR(pa->pa_id)) { 988 case PCI_VENDOR_ESSTECH: 989 switch(PCI_PRODUCT(pa->pa_id)) { 990 case PCI_PRODUCT_ESSTECH_ALLEGRO1: 991 case PCI_PRODUCT_ESSTECH_MAESTRO3: 992 case PCI_PRODUCT_ESSTECH_MAESTRO3_2: 993 return 1; 994 } 995 } 996 997 return 0; 998 } 999 1000 static void 1001 esa_attach(device_t parent, device_t self, void *aux) 1002 { 1003 struct esa_softc *sc; 1004 struct pci_attach_args *pa; 1005 pcitag_t tag; 1006 pci_chipset_tag_t pc; 1007 pci_intr_handle_t ih; 1008 const struct esa_card_type *card; 1009 const char *intrstr; 1010 uint32_t data; 1011 int revision, i, error; 1012 1013 sc = device_private(self); 1014 pa = (struct pci_attach_args *)aux; 1015 tag = pa->pa_tag; 1016 pc = pa->pa_pc; 1017 1018 pci_aprint_devinfo(pa, "Audio controller"); 1019 1020 revision = PCI_REVISION(pa->pa_class); 1021 1022 for (card = esa_card_types; card->pci_vendor_id; card++) 1023 if (PCI_VENDOR(pa->pa_id) == card->pci_vendor_id && 1024 PCI_PRODUCT(pa->pa_id) == card->pci_product_id) { 1025 sc->type = card->type; 1026 sc->delay1 = card->delay1; 1027 sc->delay2 = card->delay2; 1028 break; 1029 } 1030 1031 data = pci_conf_read(pc, tag, PCI_COMMAND_STATUS_REG); 1032 data |= (PCI_COMMAND_IO_ENABLE | PCI_COMMAND_MEM_ENABLE 1033 | PCI_COMMAND_MASTER_ENABLE); 1034 pci_conf_write(pc, tag, PCI_COMMAND_STATUS_REG, data); 1035 1036 /* Map I/O register */ 1037 if (pci_mapreg_map(pa, PCI_CBIO, PCI_MAPREG_TYPE_IO, 0, 1038 &sc->sc_iot, &sc->sc_ioh, &sc->sc_iob, &sc->sc_ios)) { 1039 aprint_error_dev(sc->sc_dev, "can't map i/o space\n"); 1040 return; 1041 } 1042 1043 /* Initialize softc */ 1044 sc->sc_dev = self; 1045 sc->sc_tag = tag; 1046 sc->sc_pct = pc; 1047 sc->sc_dmat = pa->pa_dmat; 1048 1049 mutex_init(&sc->sc_lock, MUTEX_DEFAULT, IPL_NONE); 1050 mutex_init(&sc->sc_intr_lock, MUTEX_DEFAULT, IPL_AUDIO); 1051 1052 /* Map and establish an interrupt */ 1053 if (pci_intr_map(pa, &ih)) { 1054 aprint_error_dev(sc->sc_dev, "can't map interrupt\n"); 1055 mutex_destroy(&sc->sc_lock); 1056 mutex_destroy(&sc->sc_intr_lock); 1057 return; 1058 } 1059 intrstr = pci_intr_string(pc, ih); 1060 sc->sc_ih = pci_intr_establish(pc, ih, IPL_AUDIO, esa_intr, sc); 1061 if (sc->sc_ih == NULL) { 1062 aprint_error_dev(sc->sc_dev, "can't establish interrupt"); 1063 if (intrstr != NULL) 1064 aprint_error(" at %s", intrstr); 1065 aprint_error("\n"); 1066 mutex_destroy(&sc->sc_lock); 1067 mutex_destroy(&sc->sc_intr_lock); 1068 return; 1069 } 1070 aprint_normal_dev(sc->sc_dev, "interrupting at %s\n", intrstr); 1071 1072 /* power up chip */ 1073 if ((error = pci_activate(pa->pa_pc, pa->pa_tag, self, 1074 pci_activate_null)) && error != EOPNOTSUPP) { 1075 aprint_error_dev(sc->sc_dev, "cannot activate %d\n", error); 1076 mutex_destroy(&sc->sc_lock); 1077 mutex_destroy(&sc->sc_intr_lock); 1078 return; 1079 } 1080 1081 /* Init chip */ 1082 if (esa_init(sc) == -1) { 1083 aprint_error_dev(sc->sc_dev, 1084 "esa_attach: unable to initialize the card\n"); 1085 mutex_destroy(&sc->sc_lock); 1086 mutex_destroy(&sc->sc_intr_lock); 1087 return; 1088 } 1089 1090 /* create suspend save area */ 1091 sc->savememsz = sizeof(uint16_t) * (ESA_REV_B_CODE_MEMORY_LENGTH 1092 + ESA_REV_B_DATA_MEMORY_LENGTH + 1); 1093 sc->savemem = kmem_zalloc(sc->savememsz, KM_SLEEP); 1094 if (sc->savemem == NULL) { 1095 aprint_error_dev(sc->sc_dev, 1096 "unable to allocate suspend buffer\n"); 1097 mutex_destroy(&sc->sc_lock); 1098 mutex_destroy(&sc->sc_intr_lock); 1099 return; 1100 } 1101 1102 /* 1103 * Every card I've seen has had their channels swapped with respect 1104 * to the mixer. Ie: 1105 * $ mixerctl -w outputs.master=0,191 1106 * Would result in the _right_ speaker being turned off. 1107 * 1108 * So, we will swap the left and right mixer channels to compensate 1109 * for this. 1110 * 1111 * XXX PR# 23620: The Dell C810 channels are not swapped. Match 1112 * on revision ID for now; this is probably wrong. 1113 */ 1114 if (revision == 0x10 && sc->type == ESS_MAESTRO3) 1115 sc->codec_flags = 0; 1116 else 1117 sc->codec_flags = AC97_HOST_SWAPPED_CHANNELS; 1118 1119 /* initialize list management structures */ 1120 sc->mixer_list.mem_addr = ESA_KDATA_MIXER_XFER0; 1121 sc->mixer_list.max = ESA_MAX_VIRTUAL_MIXER_CHANNELS; 1122 sc->adc1_list.mem_addr = ESA_KDATA_ADC1_XFER0; 1123 sc->adc1_list.max = ESA_MAX_VIRTUAL_ADC1_CHANNELS; 1124 sc->dma_list.mem_addr = ESA_KDATA_DMA_XFER0; 1125 sc->dma_list.max = ESA_MAX_VIRTUAL_DMA_CHANNELS; 1126 sc->msrc_list.mem_addr = ESA_KDATA_INSTANCE0_MINISRC; 1127 sc->msrc_list.max = ESA_MAX_INSTANCE_MINISRC; 1128 1129 /* initialize index maps */ 1130 for (i = 0; i < ESA_NUM_VOICES * 2; i++) { 1131 sc->mixer_list.indexmap[i] = -1; 1132 sc->msrc_list.indexmap[i] = -1; 1133 sc->dma_list.indexmap[i] = -1; 1134 sc->adc1_list.indexmap[i] = -1; 1135 } 1136 1137 /* Attach AC97 host interface */ 1138 sc->host_if.arg = sc; 1139 sc->host_if.attach = esa_attach_codec; 1140 sc->host_if.read = esa_read_codec; 1141 sc->host_if.write = esa_write_codec; 1142 sc->host_if.reset = esa_reset_codec; 1143 sc->host_if.flags = esa_flags_codec; 1144 1145 if (ac97_attach(&sc->host_if, self, &sc->sc_lock) != 0) { 1146 mutex_destroy(&sc->sc_lock); 1147 mutex_destroy(&sc->sc_intr_lock); 1148 return; 1149 } 1150 1151 /* Attach audio interface. */ 1152 for (i = 0; i < ESA_NUM_VOICES; i++) { 1153 sc->voice[i].parent = sc->sc_dev; 1154 sc->voice[i].index = i; 1155 sc->sc_audiodev[i] = 1156 audio_attach_mi(&esa_hw_if, &sc->voice[i], sc->sc_dev); 1157 } 1158 1159 if (!pmf_device_register(self, esa_suspend, esa_resume)) 1160 aprint_error_dev(self, "couldn't establish power handler\n"); 1161 1162 return; 1163 } 1164 1165 void 1166 esa_childdet(device_t self, device_t child) 1167 { 1168 struct esa_softc *sc = device_private(self); 1169 int i; 1170 1171 for (i = 0; i < ESA_NUM_VOICES; i++) { 1172 if (sc->sc_audiodev[i] == child) { 1173 sc->sc_audiodev[i] = NULL; 1174 break; 1175 } 1176 } 1177 KASSERT(i < ESA_NUM_VOICES); 1178 } 1179 1180 static int 1181 esa_detach(device_t self, int flags) 1182 { 1183 struct esa_softc *sc; 1184 int i; 1185 1186 sc = device_private(self); 1187 for (i = 0; i < ESA_NUM_VOICES; i++) { 1188 if (sc->sc_audiodev[i] != NULL) 1189 config_detach(sc->sc_audiodev[i], flags); 1190 } 1191 1192 if (sc->sc_ih != NULL) 1193 pci_intr_disestablish(sc->sc_pct, sc->sc_ih); 1194 if (sc->sc_ios) 1195 bus_space_unmap(sc->sc_iot, sc->sc_ioh, sc->sc_ios); 1196 1197 kmem_free(sc->savemem, sc->savememsz); 1198 mutex_destroy(&sc->sc_lock); 1199 mutex_destroy(&sc->sc_intr_lock); 1200 1201 return 0; 1202 } 1203 1204 static uint16_t 1205 esa_read_assp(struct esa_softc *sc, uint16_t region, uint16_t index) 1206 { 1207 uint16_t data; 1208 bus_space_tag_t iot; 1209 bus_space_handle_t ioh; 1210 1211 iot = sc->sc_iot; 1212 ioh = sc->sc_ioh; 1213 bus_space_write_2(iot, ioh, ESA_DSP_PORT_MEMORY_TYPE, 1214 region & ESA_MEMTYPE_MASK); 1215 bus_space_write_2(iot, ioh, ESA_DSP_PORT_MEMORY_INDEX, index); 1216 data = bus_space_read_2(iot, ioh, ESA_DSP_PORT_MEMORY_DATA); 1217 1218 return data; 1219 } 1220 1221 static void 1222 esa_write_assp(struct esa_softc *sc, uint16_t region, uint16_t index, 1223 uint16_t data) 1224 { 1225 bus_space_tag_t iot; 1226 bus_space_handle_t ioh; 1227 1228 iot = sc->sc_iot; 1229 ioh = sc->sc_ioh; 1230 bus_space_write_2(iot, ioh, ESA_DSP_PORT_MEMORY_TYPE, 1231 region & ESA_MEMTYPE_MASK); 1232 bus_space_write_2(iot, ioh, ESA_DSP_PORT_MEMORY_INDEX, index); 1233 bus_space_write_2(iot, ioh, ESA_DSP_PORT_MEMORY_DATA, data); 1234 1235 return; 1236 } 1237 1238 static int 1239 esa_init_codec(struct esa_softc *sc) 1240 { 1241 bus_space_tag_t iot; 1242 bus_space_handle_t ioh; 1243 uint32_t data; 1244 1245 iot = sc->sc_iot; 1246 ioh = sc->sc_ioh; 1247 data = bus_space_read_1(iot, ioh, ESA_CODEC_COMMAND); 1248 1249 return (data & 0x1) ? 0 : 1; 1250 } 1251 1252 static int 1253 esa_attach_codec(void *aux, struct ac97_codec_if *codec_if) 1254 { 1255 struct esa_softc *sc; 1256 1257 sc = aux; 1258 sc->codec_if = codec_if; 1259 1260 return 0; 1261 } 1262 1263 static int 1264 esa_read_codec(void *aux, uint8_t reg, uint16_t *result) 1265 { 1266 struct esa_softc *sc; 1267 bus_space_tag_t iot; 1268 bus_space_handle_t ioh; 1269 1270 sc = aux; 1271 iot = sc->sc_iot; 1272 ioh = sc->sc_ioh; 1273 if (esa_wait(sc)) 1274 aprint_error_dev(sc->sc_dev, "esa_read_codec: timed out\n"); 1275 bus_space_write_1(iot, ioh, ESA_CODEC_COMMAND, (reg & 0x7f) | 0x80); 1276 delay(50); 1277 if (esa_wait(sc)) 1278 aprint_error_dev(sc->sc_dev, "esa_read_codec: timed out\n"); 1279 *result = bus_space_read_2(iot, ioh, ESA_CODEC_DATA); 1280 1281 return 0; 1282 } 1283 1284 static int 1285 esa_write_codec(void *aux, uint8_t reg, uint16_t data) 1286 { 1287 struct esa_softc *sc; 1288 bus_space_tag_t iot; 1289 bus_space_handle_t ioh; 1290 1291 sc = aux; 1292 iot = sc->sc_iot; 1293 ioh = sc->sc_ioh; 1294 if (esa_wait(sc)) { 1295 aprint_error_dev(sc->sc_dev, "esa_write_codec: timed out\n"); 1296 return -1; 1297 } 1298 bus_space_write_2(iot, ioh, ESA_CODEC_DATA, data); 1299 bus_space_write_1(iot, ioh, ESA_CODEC_COMMAND, reg & 0x7f); 1300 delay(50); 1301 1302 return 0; 1303 } 1304 1305 static int 1306 esa_reset_codec(void *aux) 1307 { 1308 1309 return 0; 1310 } 1311 1312 static enum ac97_host_flags 1313 esa_flags_codec(void *aux) 1314 { 1315 struct esa_softc *sc; 1316 1317 sc = aux; 1318 return sc->codec_flags; 1319 } 1320 1321 static int 1322 esa_wait(struct esa_softc *sc) 1323 { 1324 int i, val; 1325 bus_space_tag_t iot; 1326 bus_space_handle_t ioh; 1327 1328 iot = sc->sc_iot; 1329 ioh = sc->sc_ioh; 1330 for (i = 0; i < 20; i++) { 1331 val = bus_space_read_1(iot, ioh, ESA_CODEC_STATUS); 1332 if ((val & 1) == 0) 1333 return 0; 1334 delay(2); 1335 } 1336 1337 return -1; 1338 } 1339 1340 static int 1341 esa_init(struct esa_softc *sc) 1342 { 1343 struct esa_voice *vc; 1344 bus_space_tag_t iot; 1345 bus_space_handle_t ioh; 1346 pcitag_t tag; 1347 pci_chipset_tag_t pc; 1348 uint32_t data, i, size; 1349 uint8_t reset_state; 1350 int data_bytes; 1351 1352 iot = sc->sc_iot; 1353 ioh = sc->sc_ioh; 1354 tag = sc->sc_tag; 1355 pc = sc->sc_pct; 1356 data_bytes = (((ESA_MINISRC_TMP_BUFFER_SIZE & ~1) + 1357 (ESA_MINISRC_IN_BUFFER_SIZE & ~1) + 1358 (ESA_MINISRC_OUT_BUFFER_SIZE & ~1) + 4) + 255) & ~255; 1359 1360 mutex_spin_enter(&sc->sc_intr_lock); 1361 1362 /* Disable legacy emulation */ 1363 data = pci_conf_read(pc, tag, PCI_LEGACY_AUDIO_CTRL); 1364 data |= DISABLE_LEGACY; 1365 pci_conf_write(pc, tag, PCI_LEGACY_AUDIO_CTRL, data); 1366 1367 esa_config(sc); 1368 1369 reset_state = esa_assp_halt(sc); 1370 1371 esa_init_codec(sc); 1372 esa_codec_reset(sc); 1373 1374 /* Zero kernel and mixer data */ 1375 size = ESA_REV_B_DATA_MEMORY_UNIT_LENGTH * ESA_NUM_UNITS_KERNEL_DATA; 1376 for (i = 0; i < size / 2; i++) { 1377 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1378 ESA_KDATA_BASE_ADDR + i, 0); 1379 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1380 ESA_KDATA_BASE_ADDR2 + i, 0); 1381 } 1382 1383 /* Init DMA pointer */ 1384 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, ESA_KDATA_CURRENT_DMA, 1385 ESA_KDATA_DMA_XFER0); 1386 1387 /* Write kernel code into memory */ 1388 for (i = 0; i < __arraycount(esa_assp_kernel_image); i++) 1389 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_CODE, 1390 ESA_REV_B_CODE_MEMORY_BEGIN + i, esa_assp_kernel_image[i]); 1391 1392 for (i = 0; i < __arraycount(esa_assp_minisrc_image); i++) 1393 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_CODE, 0x400 + i, 1394 esa_assp_minisrc_image[i]); 1395 1396 /* Write the coefficients for the low pass filter */ 1397 for (i = 0; i < __arraycount(esa_minisrc_lpf_image); i++) 1398 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_CODE, 1399 0x400 + ESA_MINISRC_COEF_LOC + i, 1400 esa_minisrc_lpf_image[i]); 1401 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_CODE, 1402 0x400 + ESA_MINISRC_COEF_LOC + size, 0x8000); 1403 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, ESA_KDATA_TASK0, 0x400); 1404 /* Init the mixer number */ 1405 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1406 ESA_KDATA_MIXER_TASK_NUMBER, 0); 1407 /* Extreme kernel master volume */ 1408 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1409 ESA_KDATA_DAC_LEFT_VOLUME, ESA_ARB_VOLUME); 1410 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1411 ESA_KDATA_DAC_RIGHT_VOLUME, ESA_ARB_VOLUME); 1412 1413 if (esa_amp_enable(sc)) 1414 return -1; 1415 1416 /* Zero entire DAC/ADC area */ 1417 for (i = 0x1100; i < 0x1c00; i++) 1418 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, i, 0); 1419 1420 /* set some sane defaults */ 1421 for (i = 0; i < ESA_NUM_VOICES; i++) { 1422 vc = &sc->voice[i]; 1423 vc->play.data_offset = ESA_DAC_DATA + (data_bytes * i); 1424 vc->rec.data_offset = ESA_DAC_DATA + (data_bytes * i * 2); 1425 } 1426 1427 esa_enable_interrupts(sc); 1428 1429 bus_space_write_1(iot, ioh, ESA_DSP_PORT_CONTROL_REG_B, 1430 reset_state | ESA_REGB_ENABLE_RESET); 1431 1432 mutex_spin_exit(&sc->sc_intr_lock); 1433 1434 return 0; 1435 } 1436 1437 static void 1438 esa_config(struct esa_softc *sc) 1439 { 1440 bus_space_tag_t iot; 1441 bus_space_handle_t ioh; 1442 pcitag_t tag; 1443 pci_chipset_tag_t pc; 1444 uint32_t data; 1445 1446 iot = sc->sc_iot; 1447 ioh = sc->sc_ioh; 1448 tag = sc->sc_tag; 1449 pc = sc->sc_pct; 1450 1451 data = pci_conf_read(pc, tag, ESA_PCI_ALLEGRO_CONFIG); 1452 data &= ESA_REDUCED_DEBOUNCE; 1453 data |= ESA_PM_CTRL_ENABLE | ESA_CLK_DIV_BY_49 | ESA_USE_PCI_TIMING; 1454 pci_conf_write(pc, tag, ESA_PCI_ALLEGRO_CONFIG, data); 1455 1456 bus_space_write_1(iot, ioh, ESA_ASSP_CONTROL_B, ESA_RESET_ASSP); 1457 data = pci_conf_read(pc, tag, ESA_PCI_ALLEGRO_CONFIG); 1458 data &= ~ESA_INT_CLK_SELECT; 1459 if (sc->type == ESS_MAESTRO3) { 1460 data &= ~ESA_INT_CLK_MULT_ENABLE; 1461 data |= ESA_INT_CLK_SRC_NOT_PCI; 1462 } 1463 data &= ~(ESA_CLK_MULT_MODE_SELECT | ESA_CLK_MULT_MODE_SELECT_2); 1464 pci_conf_write(pc, tag, ESA_PCI_ALLEGRO_CONFIG, data); 1465 1466 if (sc->type == ESS_ALLEGRO1) { 1467 data = pci_conf_read(pc, tag, ESA_PCI_USER_CONFIG); 1468 data |= ESA_IN_CLK_12MHZ_SELECT; 1469 pci_conf_write(pc, tag, ESA_PCI_USER_CONFIG, data); 1470 } 1471 1472 data = bus_space_read_1(iot, ioh, ESA_ASSP_CONTROL_A); 1473 data &= ~(ESA_DSP_CLK_36MHZ_SELECT | ESA_ASSP_CLK_49MHZ_SELECT); 1474 data |= ESA_ASSP_CLK_49MHZ_SELECT; /* XXX: Assumes 49MHz DSP */ 1475 data |= ESA_ASSP_0_WS_ENABLE; 1476 bus_space_write_1(iot, ioh, ESA_ASSP_CONTROL_A, data); 1477 1478 bus_space_write_1(iot, ioh, ESA_ASSP_CONTROL_B, ESA_RUN_ASSP); 1479 1480 return; 1481 } 1482 1483 static uint8_t 1484 esa_assp_halt(struct esa_softc *sc) 1485 { 1486 bus_space_tag_t iot; 1487 bus_space_handle_t ioh; 1488 uint8_t data, reset_state; 1489 1490 iot = sc->sc_iot; 1491 ioh = sc->sc_ioh; 1492 data = bus_space_read_1(iot, ioh, ESA_DSP_PORT_CONTROL_REG_B); 1493 reset_state = data & ~ESA_REGB_STOP_CLOCK; 1494 delay(10000); 1495 bus_space_write_1(iot, ioh, ESA_DSP_PORT_CONTROL_REG_B, 1496 reset_state & ~ESA_REGB_ENABLE_RESET); 1497 delay(10000); 1498 1499 return reset_state; 1500 } 1501 1502 static void 1503 esa_codec_reset(struct esa_softc *sc) 1504 { 1505 bus_space_tag_t iot; 1506 bus_space_handle_t ioh; 1507 uint16_t data, dir; 1508 int retry; 1509 1510 iot = sc->sc_iot; 1511 ioh = sc->sc_ioh; 1512 retry = 0; 1513 do { 1514 data = bus_space_read_2(iot, ioh, ESA_GPIO_DIRECTION); 1515 dir = data | 0x10; /* assuming pci bus master? */ 1516 1517 /* remote codec config */ 1518 data = bus_space_read_2(iot, ioh, ESA_RING_BUS_CTRL_B); 1519 bus_space_write_2(iot, ioh, ESA_RING_BUS_CTRL_B, 1520 data & ~ESA_SECOND_CODEC_ID_MASK); 1521 data = bus_space_read_2(iot, ioh, ESA_SDO_OUT_DEST_CTRL); 1522 bus_space_write_2(iot, ioh, ESA_SDO_OUT_DEST_CTRL, 1523 data & ~ESA_COMMAND_ADDR_OUT); 1524 data = bus_space_read_2(iot, ioh, ESA_SDO_IN_DEST_CTRL); 1525 bus_space_write_2(iot, ioh, ESA_SDO_IN_DEST_CTRL, 1526 data & ~ESA_STATUS_ADDR_IN); 1527 1528 bus_space_write_2(iot, ioh, ESA_RING_BUS_CTRL_A, 1529 ESA_IO_SRAM_ENABLE); 1530 delay(20); 1531 1532 bus_space_write_2(iot, ioh, ESA_GPIO_DIRECTION, 1533 dir & ~ESA_GPO_PRIMARY_AC97); 1534 bus_space_write_2(iot, ioh, ESA_GPIO_MASK, 1535 ~ESA_GPO_PRIMARY_AC97); 1536 bus_space_write_2(iot, ioh, ESA_GPIO_DATA, 0); 1537 bus_space_write_2(iot, ioh, ESA_GPIO_DIRECTION, 1538 dir | ESA_GPO_PRIMARY_AC97); 1539 delay(sc->delay1 * 1000); 1540 bus_space_write_2(iot, ioh, ESA_GPIO_DATA, 1541 ESA_GPO_PRIMARY_AC97); 1542 delay(5); 1543 bus_space_write_2(iot, ioh, ESA_RING_BUS_CTRL_A, 1544 ESA_IO_SRAM_ENABLE | ESA_SERIAL_AC_LINK_ENABLE); 1545 bus_space_write_2(iot, ioh, ESA_GPIO_MASK, ~0); 1546 delay(sc->delay2 * 1000); 1547 1548 esa_read_codec(sc, 0x7c, &data); 1549 if ((data == 0) || (data == 0xffff)) { 1550 retry++; 1551 if (retry > 3) { 1552 aprint_error_dev(sc->sc_dev, 1553 "esa_codec_reset: failed\n"); 1554 break; 1555 } 1556 aprint_normal_dev(sc->sc_dev, 1557 "esa_codec_reset: retrying\n"); 1558 } else 1559 retry = 0; 1560 } while (retry); 1561 1562 return; 1563 } 1564 1565 static int 1566 esa_amp_enable(struct esa_softc *sc) 1567 { 1568 bus_space_tag_t iot; 1569 bus_space_handle_t ioh; 1570 uint32_t gpo, polarity_port, polarity; 1571 uint16_t data; 1572 1573 iot = sc->sc_iot; 1574 ioh = sc->sc_ioh; 1575 switch (sc->type) { 1576 case ESS_ALLEGRO1: 1577 polarity_port = 0x1800; 1578 break; 1579 case ESS_MAESTRO3: 1580 polarity_port = 0x1100; 1581 break; 1582 default: 1583 aprint_error_dev(sc->sc_dev, 1584 "esa_amp_enable: Unknown chip type!!!\n"); 1585 return 1; 1586 } 1587 1588 gpo = (polarity_port >> 8) & 0x0f; 1589 polarity = polarity_port >> 12; 1590 polarity = !polarity; /* Enable */ 1591 polarity = polarity << gpo; 1592 gpo = 1 << gpo; 1593 bus_space_write_2(iot, ioh, ESA_GPIO_MASK, ~gpo); 1594 data = bus_space_read_2(iot, ioh, ESA_GPIO_DIRECTION); 1595 bus_space_write_2(iot, ioh, ESA_GPIO_DIRECTION, data | gpo); 1596 data = ESA_GPO_SECONDARY_AC97 | ESA_GPO_PRIMARY_AC97 | polarity; 1597 bus_space_write_2(iot, ioh, ESA_GPIO_DATA, data); 1598 bus_space_write_2(iot, ioh, ESA_GPIO_MASK, ~0); 1599 1600 return 0; 1601 } 1602 1603 static void 1604 esa_enable_interrupts(struct esa_softc *sc) 1605 { 1606 bus_space_tag_t iot; 1607 bus_space_handle_t ioh; 1608 uint8_t data; 1609 1610 iot = sc->sc_iot; 1611 ioh = sc->sc_ioh; 1612 bus_space_write_2(iot, ioh, ESA_HOST_INT_CTRL, 1613 ESA_ASSP_INT_ENABLE | ESA_HV_INT_ENABLE); 1614 data = bus_space_read_1(iot, ioh, ESA_ASSP_CONTROL_C); 1615 bus_space_write_1(iot, ioh, ESA_ASSP_CONTROL_C, 1616 data | ESA_ASSP_HOST_INT_ENABLE); 1617 } 1618 1619 /* 1620 * List management 1621 */ 1622 static int 1623 esa_add_list(struct esa_voice *vc, struct esa_list *el, 1624 uint16_t val, int index) 1625 { 1626 struct esa_softc *sc; 1627 1628 sc = device_private(vc->parent); 1629 el->indexmap[index] = el->currlen; 1630 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1631 el->mem_addr + el->currlen, 1632 val); 1633 1634 return el->currlen++; 1635 } 1636 1637 static void 1638 esa_remove_list(struct esa_voice *vc, struct esa_list *el, int index) 1639 { 1640 struct esa_softc *sc; 1641 uint16_t val; 1642 int lastindex; 1643 int vindex; 1644 int i; 1645 1646 sc = device_private(vc->parent); 1647 lastindex = el->currlen - 1; 1648 vindex = el->indexmap[index]; 1649 1650 /* reset our virtual index */ 1651 el->indexmap[index] = -1; 1652 1653 if (vindex != lastindex) { 1654 val = esa_read_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1655 el->mem_addr + lastindex); 1656 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1657 el->mem_addr + vindex, 1658 val); 1659 for (i = 0; i < ESA_NUM_VOICES * 2; i++) 1660 if (el->indexmap[i] == lastindex) 1661 break; 1662 if (i >= ESA_NUM_VOICES * 2) 1663 aprint_error_dev(sc->sc_dev, 1664 "esa_remove_list: invalid task index\n"); 1665 else 1666 el->indexmap[i] = vindex; 1667 } 1668 1669 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1670 el->mem_addr + lastindex, 0); 1671 el->currlen--; 1672 1673 return; 1674 } 1675 1676 static bool 1677 esa_suspend(device_t dv, const pmf_qual_t *qual) 1678 { 1679 struct esa_softc *sc = device_private(dv); 1680 bus_space_tag_t iot = sc->sc_iot; 1681 bus_space_handle_t ioh = sc->sc_ioh; 1682 int i, index; 1683 1684 index = 0; 1685 1686 mutex_enter(&sc->sc_lock); 1687 mutex_spin_enter(&sc->sc_intr_lock); 1688 1689 bus_space_write_2(iot, ioh, ESA_HOST_INT_CTRL, 0); 1690 bus_space_write_1(iot, ioh, ESA_ASSP_CONTROL_C, 0); 1691 1692 esa_assp_halt(sc); 1693 1694 /* Save ASSP state */ 1695 for (i = ESA_REV_B_CODE_MEMORY_BEGIN; i <= ESA_REV_B_CODE_MEMORY_END; 1696 i++) 1697 sc->savemem[index++] = esa_read_assp(sc, 1698 ESA_MEMTYPE_INTERNAL_CODE, i); 1699 for (i = ESA_REV_B_DATA_MEMORY_BEGIN; i <= ESA_REV_B_DATA_MEMORY_END; 1700 i++) 1701 sc->savemem[index++] = esa_read_assp(sc, 1702 ESA_MEMTYPE_INTERNAL_DATA, i); 1703 1704 mutex_spin_exit(&sc->sc_intr_lock); 1705 mutex_exit(&sc->sc_lock); 1706 1707 return true; 1708 } 1709 1710 static bool 1711 esa_resume(device_t dv, const pmf_qual_t *qual) 1712 { 1713 struct esa_softc *sc = device_private(dv); 1714 bus_space_tag_t iot = sc->sc_iot; 1715 bus_space_handle_t ioh = sc->sc_ioh; 1716 int i, index; 1717 uint8_t reset_state; 1718 pcireg_t data; 1719 1720 index = 0; 1721 1722 delay(10000); 1723 1724 mutex_enter(&sc->sc_lock); 1725 mutex_spin_enter(&sc->sc_intr_lock); 1726 1727 data = pci_conf_read(sc->sc_pct, sc->sc_tag, PCI_LEGACY_AUDIO_CTRL); 1728 pci_conf_write(sc->sc_pct, sc->sc_tag, PCI_LEGACY_AUDIO_CTRL, 1729 data | DISABLE_LEGACY); 1730 1731 bus_space_write_4(iot, ioh, ESA_PCI_ACPI_CONTROL, ESA_PCI_ACPI_D0); 1732 1733 esa_config(sc); 1734 1735 reset_state = esa_assp_halt(sc); 1736 1737 esa_init_codec(sc); 1738 esa_codec_reset(sc); 1739 1740 /* restore ASSP */ 1741 for (i = ESA_REV_B_CODE_MEMORY_BEGIN; i <= ESA_REV_B_CODE_MEMORY_END; 1742 i++) 1743 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_CODE, i, 1744 sc->savemem[index++]); 1745 for (i = ESA_REV_B_DATA_MEMORY_BEGIN; i <= ESA_REV_B_DATA_MEMORY_END; 1746 i++) 1747 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, i, 1748 sc->savemem[index++]); 1749 1750 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, ESA_KDATA_DMA_ACTIVE, 0); 1751 bus_space_write_1(iot, ioh, ESA_DSP_PORT_CONTROL_REG_B, 1752 reset_state | ESA_REGB_ENABLE_RESET); 1753 1754 esa_enable_interrupts(sc); 1755 esa_amp_enable(sc); 1756 1757 mutex_spin_exit(&sc->sc_intr_lock); 1758 1759 /* Finally, power up AC97 codec */ 1760 delay(1000); 1761 1762 sc->codec_if->vtbl->restore_ports(sc->codec_if); 1763 1764 mutex_exit(&sc->sc_lock); 1765 1766 return true; 1767 } 1768 1769 static uint32_t 1770 esa_get_pointer(struct esa_softc *sc, struct esa_channel *ch) 1771 { 1772 uint16_t hi, lo; 1773 uint32_t addr; 1774 int data_offset; 1775 1776 data_offset = ch->data_offset; 1777 hi = esa_read_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, data_offset + 1778 ESA_CDATA_HOST_SRC_CURRENTH); 1779 lo = esa_read_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, data_offset + 1780 ESA_CDATA_HOST_SRC_CURRENTL); 1781 1782 addr = lo | ((uint32_t)hi << 16); 1783 return (addr - ch->start); 1784 } 1785 1786 static paddr_t 1787 esa_mappage(void *addr, void *mem, off_t off, int prot) 1788 { 1789 struct esa_voice *vc; 1790 struct esa_softc *sc; 1791 struct esa_dma *p; 1792 1793 vc = addr; 1794 sc = device_private(vc->parent); 1795 if (off < 0) 1796 return -1; 1797 for (p = vc->dma; p && KERNADDR(p) != mem; p = p->next) 1798 continue; 1799 if (p == NULL) 1800 return -1; 1801 return bus_dmamem_mmap(sc->sc_dmat, p->segs, p->nsegs, 1802 off, prot, BUS_DMA_WAITOK); 1803 } 1804 1805 static void 1806 esa_get_locks(void *addr, kmutex_t **intr, kmutex_t **proc) 1807 { 1808 struct esa_voice *vc; 1809 struct esa_softc *sc; 1810 1811 vc = addr; 1812 sc = device_private(vc->parent); 1813 1814 *intr = &sc->sc_intr_lock; 1815 *proc = &sc->sc_lock; 1816 } 1817
Indexes created Fri Sep 26 08:10:20 GMT 2025