1 /*- 2 * Copyright (c) 2001 Scott Long <scottl@freebsd.org> 3 * Copyright (c) 2001 Darrell Anderson <anderson@cs.duke.edu> 4 * 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 * 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23 * LIABILITY, 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 * Maestro-3/Allegro FreeBSD pcm sound driver 30 * 31 * executive status summary: 32 * (+) /dev/dsp multiple concurrent play channels. 33 * (+) /dev/dsp config (speed, mono/stereo, 8/16 bit). 34 * (+) /dev/mixer sets left/right volumes. 35 * (+) /dev/dsp recording works. Tested successfully with the cdrom channel 36 * (+) apm suspend/resume works, and works properly!. 37 * (-) hardware volme controls don't work =-( 38 * (-) setblocksize() does nothing. 39 * 40 * The real credit goes to: 41 * 42 * Zach Brown for his Linux driver core and helpful technical comments. 43 * <zab@zabbo.net>, http://www.zabbo.net/maestro3 44 * 45 * Cameron Grant created the pcm framework used here nearly verbatim. 46 * <cg@freebsd.org>, http://people.freebsd.org/~cg/template.c 47 * 48 * Taku YAMAMOTO for his Maestro-1/2 FreeBSD driver and sanity reference. 49 * <taku@cent.saitama-u.ac.jp> 50 * 51 * ESS docs explained a few magic registers and numbers. 52 * http://virgo.caltech.edu/~dmoore/maestro3.pdf.gz 53 */ 54 55 #include <dev/sound/pcm/sound.h> 56 #include <dev/sound/pcm/ac97.h> 57 58 #include <dev/pci/pcireg.h> 59 #include <dev/pci/pcivar.h> 60 61 #include <gnu/dev/sound/pci/maestro3_reg.h> 62 #include <gnu/dev/sound/pci/maestro3_dsp.h> 63 64 SND_DECLARE_FILE("$FreeBSD$"); 65 66 /* -------------------------------------------------------------------- */ 67 68 enum {CHANGE=0, CALL=1, INTR=2, BORING=3, NONE=-1}; 69 #ifndef M3_DEBUG_LEVEL 70 #define M3_DEBUG_LEVEL NONE 71 #endif 72 #define M3_DEBUG(level, _msg) {if ((level) <= M3_DEBUG_LEVEL) {printf _msg;}} 73 74 /* -------------------------------------------------------------------- */ 75 enum { 76 ESS_ALLEGRO_1, 77 ESS_MAESTRO3 78 }; 79 80 static struct m3_card_type { 81 u_int32_t pci_id; int which; int delay1; int delay2; char *name; 82 } m3_card_types[] = { 83 { 0x1988125d, ESS_ALLEGRO_1, 50, 800, "ESS Technology Allegro-1" }, 84 { 0x1998125d, ESS_MAESTRO3, 20, 500, "ESS Technology Maestro3" }, 85 { 0x199a125d, ESS_MAESTRO3, 20, 500, "ESS Technology Maestro3" }, 86 { 0, 0, 0, 0, NULL } 87 }; 88 89 #define M3_BUFSIZE_MIN 1024 90 #define M3_BUFSIZE_MAX 65536 91 #define M3_BUFSIZE_DEFAULT 4096 92 #define M3_PCHANS 4 /* create /dev/dsp0.[0-N] to use more than one */ 93 #define M3_RCHANS 1 94 #define M3_MAXADDR ((1 << 27) - 1) 95 96 struct sc_info; 97 98 struct sc_pchinfo { 99 u_int32_t spd; 100 u_int32_t fmt; 101 struct snd_dbuf *buffer; 102 struct pcm_channel *channel; 103 struct sc_info *parent; 104 u_int32_t bufsize; 105 u_int32_t dac_data; 106 u_int32_t dac_idx; 107 u_int32_t active; 108 }; 109 110 struct sc_rchinfo { 111 u_int32_t spd; 112 u_int32_t fmt; 113 struct snd_dbuf *buffer; 114 struct pcm_channel *channel; 115 struct sc_info *parent; 116 u_int32_t bufsize; 117 u_int32_t adc_data; 118 u_int32_t adc_idx; 119 u_int32_t active; 120 }; 121 122 struct sc_info { 123 device_t dev; 124 u_int32_t type; 125 int which; 126 int delay1; 127 int delay2; 128 129 bus_space_tag_t st; 130 bus_space_handle_t sh; 131 bus_dma_tag_t parent_dmat; 132 133 struct resource *reg; 134 struct resource *irq; 135 int regtype; 136 int regid; 137 int irqid; 138 void *ih; 139 140 struct sc_pchinfo pch[M3_PCHANS]; 141 struct sc_rchinfo rch[M3_RCHANS]; 142 int pch_cnt; 143 int rch_cnt; 144 int pch_active_cnt; 145 unsigned int bufsz; 146 u_int16_t *savemem; 147 148 struct mtx *sc_lock; 149 }; 150 151 #define M3_LOCK(_sc) snd_mtxlock((_sc)->sc_lock) 152 #define M3_UNLOCK(_sc) snd_mtxunlock((_sc)->sc_lock) 153 #define M3_LOCK_ASSERT(_sc) snd_mtxassert((_sc)->sc_lock) 154 155 /* -------------------------------------------------------------------- */ 156 157 /* play channel interface */ 158 static void *m3_pchan_init(kobj_t, void *, struct snd_dbuf *, struct pcm_channel *, int); 159 static int m3_pchan_free(kobj_t, void *); 160 static int m3_pchan_setformat(kobj_t, void *, u_int32_t); 161 static int m3_pchan_setspeed(kobj_t, void *, u_int32_t); 162 static int m3_pchan_setblocksize(kobj_t, void *, u_int32_t); 163 static int m3_pchan_trigger(kobj_t, void *, int); 164 static int m3_pchan_trigger_locked(kobj_t, void *, int); 165 static int m3_pchan_getptr(kobj_t, void *); 166 static struct pcmchan_caps *m3_pchan_getcaps(kobj_t, void *); 167 168 /* record channel interface */ 169 static void *m3_rchan_init(kobj_t, void *, struct snd_dbuf *, struct pcm_channel *, int); 170 static int m3_rchan_free(kobj_t, void *); 171 static int m3_rchan_setformat(kobj_t, void *, u_int32_t); 172 static int m3_rchan_setspeed(kobj_t, void *, u_int32_t); 173 static int m3_rchan_setblocksize(kobj_t, void *, u_int32_t); 174 static int m3_rchan_trigger(kobj_t, void *, int); 175 static int m3_rchan_trigger_locked(kobj_t, void *, int); 176 static int m3_rchan_getptr(kobj_t, void *); 177 static struct pcmchan_caps *m3_rchan_getcaps(kobj_t, void *); 178 179 /* talk to the codec - called from ac97.c */ 180 static int m3_initcd(kobj_t, void *); 181 static int m3_rdcd(kobj_t, void *, int); 182 static int m3_wrcd(kobj_t, void *, int, u_int32_t); 183 184 /* stuff */ 185 static void m3_intr(void *); 186 static int m3_power(struct sc_info *, int); 187 static int m3_init(struct sc_info *); 188 static int m3_uninit(struct sc_info *); 189 static u_int8_t m3_assp_halt(struct sc_info *); 190 static void m3_config(struct sc_info *); 191 static void m3_amp_enable(struct sc_info *); 192 static void m3_enable_ints(struct sc_info *); 193 static void m3_codec_reset(struct sc_info *); 194 195 /* -------------------------------------------------------------------- */ 196 /* Codec descriptor */ 197 static kobj_method_t m3_codec_methods[] = { 198 KOBJMETHOD(ac97_init, m3_initcd), 199 KOBJMETHOD(ac97_read, m3_rdcd), 200 KOBJMETHOD(ac97_write, m3_wrcd), 201 { 0, 0 } 202 }; 203 AC97_DECLARE(m3_codec); 204 205 /* -------------------------------------------------------------------- */ 206 /* channel descriptors */ 207 208 static u_int32_t m3_playfmt[] = { 209 AFMT_U8, 210 AFMT_STEREO | AFMT_U8, 211 AFMT_S16_LE, 212 AFMT_STEREO | AFMT_S16_LE, 213 0 214 }; 215 static struct pcmchan_caps m3_playcaps = {8000, 48000, m3_playfmt, 0}; 216 217 static kobj_method_t m3_pch_methods[] = { 218 KOBJMETHOD(channel_init, m3_pchan_init), 219 KOBJMETHOD(channel_setformat, m3_pchan_setformat), 220 KOBJMETHOD(channel_setspeed, m3_pchan_setspeed), 221 KOBJMETHOD(channel_setblocksize, m3_pchan_setblocksize), 222 KOBJMETHOD(channel_trigger, m3_pchan_trigger), 223 KOBJMETHOD(channel_getptr, m3_pchan_getptr), 224 KOBJMETHOD(channel_getcaps, m3_pchan_getcaps), 225 KOBJMETHOD(channel_free, m3_pchan_free), 226 { 0, 0 } 227 }; 228 CHANNEL_DECLARE(m3_pch); 229 230 static u_int32_t m3_recfmt[] = { 231 AFMT_U8, 232 AFMT_STEREO | AFMT_U8, 233 AFMT_S16_LE, 234 AFMT_STEREO | AFMT_S16_LE, 235 0 236 }; 237 static struct pcmchan_caps m3_reccaps = {8000, 48000, m3_recfmt, 0}; 238 239 static kobj_method_t m3_rch_methods[] = { 240 KOBJMETHOD(channel_init, m3_rchan_init), 241 KOBJMETHOD(channel_setformat, m3_rchan_setformat), 242 KOBJMETHOD(channel_setspeed, m3_rchan_setspeed), 243 KOBJMETHOD(channel_setblocksize, m3_rchan_setblocksize), 244 KOBJMETHOD(channel_trigger, m3_rchan_trigger), 245 KOBJMETHOD(channel_getptr, m3_rchan_getptr), 246 KOBJMETHOD(channel_getcaps, m3_rchan_getcaps), 247 KOBJMETHOD(channel_free, m3_rchan_free), 248 { 0, 0 } 249 }; 250 CHANNEL_DECLARE(m3_rch); 251 252 /* -------------------------------------------------------------------- */ 253 /* some i/o convenience functions */ 254 255 #define m3_rd_1(sc, regno) bus_space_read_1(sc->st, sc->sh, regno) 256 #define m3_rd_2(sc, regno) bus_space_read_2(sc->st, sc->sh, regno) 257 #define m3_rd_4(sc, regno) bus_space_read_4(sc->st, sc->sh, regno) 258 #define m3_wr_1(sc, regno, data) bus_space_write_1(sc->st, sc->sh, regno, data) 259 #define m3_wr_2(sc, regno, data) bus_space_write_2(sc->st, sc->sh, regno, data) 260 #define m3_wr_4(sc, regno, data) bus_space_write_4(sc->st, sc->sh, regno, data) 261 #define m3_rd_assp_code(sc, index) \ 262 m3_rd_assp(sc, MEMTYPE_INTERNAL_CODE, index) 263 #define m3_wr_assp_code(sc, index, data) \ 264 m3_wr_assp(sc, MEMTYPE_INTERNAL_CODE, index, data) 265 #define m3_rd_assp_data(sc, index) \ 266 m3_rd_assp(sc, MEMTYPE_INTERNAL_DATA, index) 267 #define m3_wr_assp_data(sc, index, data) \ 268 m3_wr_assp(sc, MEMTYPE_INTERNAL_DATA, index, data) 269 270 static __inline u_int16_t 271 m3_rd_assp(struct sc_info *sc, u_int16_t region, u_int16_t index) 272 { 273 m3_wr_2(sc, DSP_PORT_MEMORY_TYPE, region & MEMTYPE_MASK); 274 m3_wr_2(sc, DSP_PORT_MEMORY_INDEX, index); 275 return m3_rd_2(sc, DSP_PORT_MEMORY_DATA); 276 } 277 278 static __inline void 279 m3_wr_assp(struct sc_info *sc, u_int16_t region, u_int16_t index, 280 u_int16_t data) 281 { 282 m3_wr_2(sc, DSP_PORT_MEMORY_TYPE, region & MEMTYPE_MASK); 283 m3_wr_2(sc, DSP_PORT_MEMORY_INDEX, index); 284 m3_wr_2(sc, DSP_PORT_MEMORY_DATA, data); 285 } 286 287 static __inline int 288 m3_wait(struct sc_info *sc) 289 { 290 int i; 291 292 for (i=0 ; i<20 ; i++) { 293 if ((m3_rd_1(sc, CODEC_STATUS) & 1) == 0) { 294 return 0; 295 } 296 DELAY(2); 297 } 298 return -1; 299 } 300 301 /* -------------------------------------------------------------------- */ 302 /* ac97 codec */ 303 304 static int 305 m3_initcd(kobj_t kobj, void *devinfo) 306 { 307 struct sc_info *sc = (struct sc_info *)devinfo; 308 u_int32_t data; 309 310 M3_DEBUG(CALL, ("m3_initcd\n")); 311 312 /* init ac-link */ 313 314 data = m3_rd_1(sc, CODEC_COMMAND); 315 return ((data & 0x1) ? 0 : 1); 316 } 317 318 static int 319 m3_rdcd(kobj_t kobj, void *devinfo, int regno) 320 { 321 struct sc_info *sc = (struct sc_info *)devinfo; 322 u_int32_t data; 323 324 if (m3_wait(sc)) { 325 device_printf(sc->dev, "m3_rdcd timed out.\n"); 326 return -1; 327 } 328 m3_wr_1(sc, CODEC_COMMAND, (regno & 0x7f) | 0x80); 329 DELAY(50); /* ac97 cycle = 20.8 usec */ 330 if (m3_wait(sc)) { 331 device_printf(sc->dev, "m3_rdcd timed out.\n"); 332 return -1; 333 } 334 data = m3_rd_2(sc, CODEC_DATA); 335 return data; 336 } 337 338 static int 339 m3_wrcd(kobj_t kobj, void *devinfo, int regno, u_int32_t data) 340 { 341 struct sc_info *sc = (struct sc_info *)devinfo; 342 if (m3_wait(sc)) { 343 device_printf(sc->dev, "m3_wrcd timed out.\n"); 344 return -1;; 345 } 346 m3_wr_2(sc, CODEC_DATA, data); 347 m3_wr_1(sc, CODEC_COMMAND, regno & 0x7f); 348 DELAY(50); /* ac97 cycle = 20.8 usec */ 349 return 0; 350 } 351 352 /* -------------------------------------------------------------------- */ 353 /* play channel interface */ 354 355 #define LO(x) (((x) & 0x0000ffff) ) 356 #define HI(x) (((x) & 0xffff0000) >> 16) 357 358 static void * 359 m3_pchan_init(kobj_t kobj, void *devinfo, struct snd_dbuf *b, struct pcm_channel *c, int dir) 360 { 361 struct sc_info *sc = devinfo; 362 struct sc_pchinfo *ch; 363 u_int32_t bus_addr, i; 364 int idx, data_bytes, dac_data; 365 int dsp_in_size, dsp_out_size, dsp_in_buf, dsp_out_buf; 366 367 M3_LOCK(sc); 368 idx = sc->pch_cnt; /* dac instance number, no active reuse! */ 369 M3_DEBUG(CHANGE, ("m3_pchan_init(dac=%d)\n", idx)); 370 371 if (dir != PCMDIR_PLAY) { 372 M3_UNLOCK(sc); 373 device_printf(sc->dev, "m3_pchan_init not PCMDIR_PLAY\n"); 374 return (NULL); 375 } 376 377 data_bytes = (((MINISRC_TMP_BUFFER_SIZE & ~1) + 378 (MINISRC_IN_BUFFER_SIZE & ~1) + 379 (MINISRC_OUT_BUFFER_SIZE & ~1) + 4) + 255) &~ 255; 380 dac_data = 0x1100 + (data_bytes * idx); 381 382 dsp_in_size = MINISRC_IN_BUFFER_SIZE - (0x20 * 2); 383 dsp_out_size = MINISRC_OUT_BUFFER_SIZE - (0x20 * 2); 384 dsp_in_buf = dac_data + (MINISRC_TMP_BUFFER_SIZE/2); 385 dsp_out_buf = dsp_in_buf + (dsp_in_size/2) + 1; 386 387 ch = &sc->pch[idx]; 388 ch->dac_idx = idx; 389 ch->dac_data = dac_data; 390 if (ch->dac_data + data_bytes/2 >= 0x1c00) { 391 M3_UNLOCK(sc); 392 device_printf(sc->dev, "m3_pchan_init: revb mem exhausted\n"); 393 return (NULL); 394 } 395 396 ch->buffer = b; 397 ch->parent = sc; 398 ch->channel = c; 399 ch->fmt = AFMT_U8; 400 ch->spd = DSP_DEFAULT_SPEED; 401 M3_UNLOCK(sc); /* XXX */ 402 if (sndbuf_alloc(ch->buffer, sc->parent_dmat, sc->bufsz) != 0) { 403 device_printf(sc->dev, "m3_pchan_init chn_allocbuf failed\n"); 404 return (NULL); 405 } 406 M3_LOCK(sc); 407 ch->bufsize = sndbuf_getsize(ch->buffer); 408 409 /* host dma buffer pointers */ 410 bus_addr = sndbuf_getbufaddr(ch->buffer); 411 if (bus_addr & 3) { 412 device_printf(sc->dev, "m3_pchan_init unaligned bus_addr\n"); 413 bus_addr = (bus_addr + 4) & ~3; 414 } 415 m3_wr_assp_data(sc, ch->dac_data + CDATA_HOST_SRC_ADDRL, LO(bus_addr)); 416 m3_wr_assp_data(sc, ch->dac_data + CDATA_HOST_SRC_ADDRH, HI(bus_addr)); 417 m3_wr_assp_data(sc, ch->dac_data + CDATA_HOST_SRC_END_PLUS_1L, 418 LO(bus_addr + ch->bufsize)); 419 m3_wr_assp_data(sc, ch->dac_data + CDATA_HOST_SRC_END_PLUS_1H, 420 HI(bus_addr + ch->bufsize)); 421 m3_wr_assp_data(sc, ch->dac_data + CDATA_HOST_SRC_CURRENTL, 422 LO(bus_addr)); 423 m3_wr_assp_data(sc, ch->dac_data + CDATA_HOST_SRC_CURRENTH, 424 HI(bus_addr)); 425 426 /* dsp buffers */ 427 m3_wr_assp_data(sc, ch->dac_data + CDATA_IN_BUF_BEGIN, dsp_in_buf); 428 m3_wr_assp_data(sc, ch->dac_data + CDATA_IN_BUF_END_PLUS_1, 429 dsp_in_buf + dsp_in_size/2); 430 m3_wr_assp_data(sc, ch->dac_data + CDATA_IN_BUF_HEAD, dsp_in_buf); 431 m3_wr_assp_data(sc, ch->dac_data + CDATA_IN_BUF_TAIL, dsp_in_buf); 432 m3_wr_assp_data(sc, ch->dac_data + CDATA_OUT_BUF_BEGIN, dsp_out_buf); 433 m3_wr_assp_data(sc, ch->dac_data + CDATA_OUT_BUF_END_PLUS_1, 434 dsp_out_buf + dsp_out_size/2); 435 m3_wr_assp_data(sc, ch->dac_data + CDATA_OUT_BUF_HEAD, dsp_out_buf); 436 m3_wr_assp_data(sc, ch->dac_data + CDATA_OUT_BUF_TAIL, dsp_out_buf); 437 438 /* some per client initializers */ 439 m3_wr_assp_data(sc, ch->dac_data + SRC3_DIRECTION_OFFSET + 12, 440 ch->dac_data + 40 + 8); 441 m3_wr_assp_data(sc, ch->dac_data + SRC3_DIRECTION_OFFSET + 19, 442 0x400 + MINISRC_COEF_LOC); 443 /* enable or disable low pass filter? (0xff if rate> 45000) */ 444 m3_wr_assp_data(sc, ch->dac_data + SRC3_DIRECTION_OFFSET + 22, 0); 445 /* tell it which way dma is going? */ 446 m3_wr_assp_data(sc, ch->dac_data + CDATA_DMA_CONTROL, 447 DMACONTROL_AUTOREPEAT + DMAC_PAGE3_SELECTOR + 448 DMAC_BLOCKF_SELECTOR); 449 450 /* set an armload of static initializers */ 451 for(i = 0 ; i < (sizeof(pv) / sizeof(pv[0])) ; i++) { 452 m3_wr_assp_data(sc, ch->dac_data + pv[i].addr, pv[i].val); 453 } 454 455 /* put us in the packed task lists */ 456 m3_wr_assp_data(sc, KDATA_INSTANCE0_MINISRC + 457 (sc->pch_cnt + sc->rch_cnt), 458 ch->dac_data >> DP_SHIFT_COUNT); 459 m3_wr_assp_data(sc, KDATA_DMA_XFER0 + (sc->pch_cnt + sc->rch_cnt), 460 ch->dac_data >> DP_SHIFT_COUNT); 461 m3_wr_assp_data(sc, KDATA_MIXER_XFER0 + sc->pch_cnt, 462 ch->dac_data >> DP_SHIFT_COUNT); 463 464 /* gotta start before stop */ 465 m3_pchan_trigger_locked(NULL, ch, PCMTRIG_START); 466 /* silence noise on load */ 467 m3_pchan_trigger_locked(NULL, ch, PCMTRIG_STOP); 468 469 sc->pch_cnt++; 470 M3_UNLOCK(sc); 471 472 return (ch); 473 } 474 475 static int 476 m3_pchan_free(kobj_t kobj, void *chdata) 477 { 478 struct sc_pchinfo *ch = chdata; 479 struct sc_info *sc = ch->parent; 480 481 M3_LOCK(sc); 482 M3_DEBUG(CHANGE, ("m3_pchan_free(dac=%d)\n", ch->dac_idx)); 483 484 /* 485 * should remove this exact instance from the packed lists, but all 486 * are released at once (and in a stopped state) so this is ok. 487 */ 488 m3_wr_assp_data(sc, KDATA_INSTANCE0_MINISRC + 489 (sc->pch_cnt - 1) + sc->rch_cnt, 0); 490 m3_wr_assp_data(sc, KDATA_DMA_XFER0 + 491 (sc->pch_cnt - 1) + sc->rch_cnt, 0); 492 m3_wr_assp_data(sc, KDATA_MIXER_XFER0 + (sc->pch_cnt-1), 0); 493 sc->pch_cnt--; 494 M3_UNLOCK(sc); 495 496 return (0); 497 } 498 499 static int 500 m3_pchan_setformat(kobj_t kobj, void *chdata, u_int32_t format) 501 { 502 struct sc_pchinfo *ch = chdata; 503 struct sc_info *sc = ch->parent; 504 u_int32_t data; 505 506 M3_LOCK(sc); 507 M3_DEBUG(CHANGE, 508 ("m3_pchan_setformat(dac=%d, format=0x%x{%s-%s})\n", 509 ch->dac_idx, format, 510 format & (AFMT_U8|AFMT_S8) ? "8bit":"16bit", 511 format & AFMT_STEREO ? "STEREO":"MONO")); 512 513 /* mono word */ 514 data = (format & AFMT_STEREO) ? 0 : 1; 515 m3_wr_assp_data(sc, ch->dac_data + SRC3_MODE_OFFSET, data); 516 517 /* 8bit word */ 518 data = ((format & AFMT_U8) || (format & AFMT_S8)) ? 1 : 0; 519 m3_wr_assp_data(sc, ch->dac_data + SRC3_WORD_LENGTH_OFFSET, data); 520 521 ch->fmt = format; 522 M3_UNLOCK(sc); 523 524 return (0); 525 } 526 527 static int 528 m3_pchan_setspeed(kobj_t kobj, void *chdata, u_int32_t speed) 529 { 530 struct sc_pchinfo *ch = chdata; 531 struct sc_info *sc = ch->parent; 532 u_int32_t freq; 533 534 M3_LOCK(sc); 535 M3_DEBUG(CHANGE, ("m3_pchan_setspeed(dac=%d, speed=%d)\n", 536 ch->dac_idx, speed)); 537 538 if ((freq = ((speed << 15) + 24000) / 48000) != 0) { 539 freq--; 540 } 541 542 m3_wr_assp_data(sc, ch->dac_data + CDATA_FREQUENCY, freq); 543 ch->spd = speed; 544 M3_UNLOCK(sc); 545 546 /* return closest possible speed */ 547 return (speed); 548 } 549 550 static int 551 m3_pchan_setblocksize(kobj_t kobj, void *chdata, u_int32_t blocksize) 552 { 553 struct sc_pchinfo *ch = chdata; 554 555 M3_DEBUG(CHANGE, ("m3_pchan_setblocksize(dac=%d, blocksize=%d)\n", 556 ch->dac_idx, blocksize)); 557 558 return blocksize; 559 } 560 561 static int 562 m3_pchan_trigger(kobj_t kobj, void *chdata, int go) 563 { 564 struct sc_pchinfo *ch = chdata; 565 struct sc_info *sc = ch->parent; 566 int ret; 567 568 M3_LOCK(sc); 569 ret = m3_pchan_trigger_locked(kobj, chdata, go); 570 M3_UNLOCK(sc); 571 572 return (ret); 573 } 574 575 static int 576 m3_pchan_trigger_locked(kobj_t kobj, void *chdata, int go) 577 { 578 struct sc_pchinfo *ch = chdata; 579 struct sc_info *sc = ch->parent; 580 u_int32_t data; 581 582 M3_LOCK_ASSERT(sc); 583 M3_DEBUG(go == PCMTRIG_START ? CHANGE : 584 go == PCMTRIG_STOP ? CHANGE : 585 go == PCMTRIG_ABORT ? CHANGE : 586 CALL, 587 ("m3_pchan_trigger(dac=%d, go=0x%x{%s})\n", ch->dac_idx, go, 588 go == PCMTRIG_START ? "PCMTRIG_START" : 589 go == PCMTRIG_STOP ? "PCMTRIG_STOP" : 590 go == PCMTRIG_ABORT ? "PCMTRIG_ABORT" : "ignore")); 591 592 switch(go) { 593 case PCMTRIG_START: 594 if (ch->active) { 595 return 0; 596 } 597 ch->active = 1; 598 sc->pch_active_cnt++; 599 600 /*[[inc_timer_users]]*/ 601 m3_wr_assp_data(sc, KDATA_TIMER_COUNT_RELOAD, 240); 602 m3_wr_assp_data(sc, KDATA_TIMER_COUNT_CURRENT, 240); 603 data = m3_rd_2(sc, HOST_INT_CTRL); 604 m3_wr_2(sc, HOST_INT_CTRL, data | CLKRUN_GEN_ENABLE); 605 606 m3_wr_assp_data(sc, ch->dac_data + CDATA_INSTANCE_READY, 1); 607 m3_wr_assp_data(sc, KDATA_MIXER_TASK_NUMBER, 608 sc->pch_active_cnt); 609 break; 610 611 case PCMTRIG_STOP: 612 case PCMTRIG_ABORT: 613 if (ch->active == 0) { 614 return 0; 615 } 616 ch->active = 0; 617 sc->pch_active_cnt--; 618 619 /* XXX should the channel be drained? */ 620 /*[[dec_timer_users]]*/ 621 m3_wr_assp_data(sc, KDATA_TIMER_COUNT_RELOAD, 0); 622 m3_wr_assp_data(sc, KDATA_TIMER_COUNT_CURRENT, 0); 623 data = m3_rd_2(sc, HOST_INT_CTRL); 624 m3_wr_2(sc, HOST_INT_CTRL, data & ~CLKRUN_GEN_ENABLE); 625 626 m3_wr_assp_data(sc, ch->dac_data + CDATA_INSTANCE_READY, 0); 627 m3_wr_assp_data(sc, KDATA_MIXER_TASK_NUMBER, 628 sc->pch_active_cnt); 629 break; 630 631 case PCMTRIG_EMLDMAWR: 632 /* got play irq, transfer next buffer - ignore if using dma */ 633 case PCMTRIG_EMLDMARD: 634 /* got rec irq, transfer next buffer - ignore if using dma */ 635 default: 636 break; 637 } 638 return 0; 639 } 640 641 static int 642 m3_pchan_getptr(kobj_t kobj, void *chdata) 643 { 644 struct sc_pchinfo *ch = chdata; 645 struct sc_info *sc = ch->parent; 646 u_int32_t hi, lo, bus_base, bus_crnt; 647 648 M3_LOCK(sc); 649 bus_base = sndbuf_getbufaddr(ch->buffer); 650 hi = m3_rd_assp_data(sc, ch->dac_data + CDATA_HOST_SRC_CURRENTH); 651 lo = m3_rd_assp_data(sc, ch->dac_data + CDATA_HOST_SRC_CURRENTL); 652 bus_crnt = lo | (hi << 16); 653 654 M3_DEBUG(CALL, ("m3_pchan_getptr(dac=%d) result=%d\n", 655 ch->dac_idx, bus_crnt - bus_base)); 656 M3_UNLOCK(sc); 657 658 return (bus_crnt - bus_base); /* current byte offset of channel */ 659 } 660 661 static struct pcmchan_caps * 662 m3_pchan_getcaps(kobj_t kobj, void *chdata) 663 { 664 struct sc_pchinfo *ch = chdata; 665 666 M3_DEBUG(CALL, ("m3_pchan_getcaps(dac=%d)\n", ch->dac_idx)); 667 668 return &m3_playcaps; 669 } 670 671 /* -------------------------------------------------------------------- */ 672 /* rec channel interface */ 673 674 static void * 675 m3_rchan_init(kobj_t kobj, void *devinfo, struct snd_dbuf *b, struct pcm_channel *c, int dir) 676 { 677 struct sc_info *sc = devinfo; 678 struct sc_rchinfo *ch; 679 u_int32_t bus_addr, i; 680 681 int idx, data_bytes, adc_data; 682 int dsp_in_size, dsp_out_size, dsp_in_buf, dsp_out_buf; 683 684 M3_LOCK(sc); 685 idx = sc->rch_cnt; /* adc instance number, no active reuse! */ 686 M3_DEBUG(CHANGE, ("m3_rchan_init(adc=%d)\n", idx)); 687 688 if (dir != PCMDIR_REC) { 689 M3_UNLOCK(sc); 690 device_printf(sc->dev, "m3_pchan_init not PCMDIR_REC\n"); 691 return (NULL); 692 } 693 694 data_bytes = (((MINISRC_TMP_BUFFER_SIZE & ~1) + 695 (MINISRC_IN_BUFFER_SIZE & ~1) + 696 (MINISRC_OUT_BUFFER_SIZE & ~1) + 4) + 255) &~ 255; 697 adc_data = 0x1100 + (data_bytes * idx) + data_bytes/2; 698 dsp_in_size = MINISRC_IN_BUFFER_SIZE + (0x10 * 2); 699 dsp_out_size = MINISRC_OUT_BUFFER_SIZE - (0x10 * 2); 700 dsp_in_buf = adc_data + (MINISRC_TMP_BUFFER_SIZE / 2); 701 dsp_out_buf = dsp_in_buf + (dsp_in_size / 2) + 1; 702 703 ch = &sc->rch[idx]; 704 ch->adc_idx = idx; 705 ch->adc_data = adc_data; 706 if (ch->adc_data + data_bytes/2 >= 0x1c00) { 707 M3_UNLOCK(sc); 708 device_printf(sc->dev, "m3_rchan_init: revb mem exhausted\n"); 709 return (NULL); 710 } 711 712 ch->buffer = b; 713 ch->parent = sc; 714 ch->channel = c; 715 ch->fmt = AFMT_U8; 716 ch->spd = DSP_DEFAULT_SPEED; 717 M3_UNLOCK(sc); /* XXX */ 718 if (sndbuf_alloc(ch->buffer, sc->parent_dmat, sc->bufsz) != 0) { 719 device_printf(sc->dev, "m3_rchan_init chn_allocbuf failed\n"); 720 return (NULL); 721 } 722 M3_LOCK(sc); 723 ch->bufsize = sndbuf_getsize(ch->buffer); 724 725 /* host dma buffer pointers */ 726 bus_addr = sndbuf_getbufaddr(ch->buffer); 727 if (bus_addr & 3) { 728 device_printf(sc->dev, "m3_rchan_init unaligned bus_addr\n"); 729 bus_addr = (bus_addr + 4) & ~3; 730 } 731 m3_wr_assp_data(sc, ch->adc_data + CDATA_HOST_SRC_ADDRL, LO(bus_addr)); 732 m3_wr_assp_data(sc, ch->adc_data + CDATA_HOST_SRC_ADDRH, HI(bus_addr)); 733 m3_wr_assp_data(sc, ch->adc_data + CDATA_HOST_SRC_END_PLUS_1L, 734 LO(bus_addr + ch->bufsize)); 735 m3_wr_assp_data(sc, ch->adc_data + CDATA_HOST_SRC_END_PLUS_1H, 736 HI(bus_addr + ch->bufsize)); 737 m3_wr_assp_data(sc, ch->adc_data + CDATA_HOST_SRC_CURRENTL, 738 LO(bus_addr)); 739 m3_wr_assp_data(sc, ch->adc_data + CDATA_HOST_SRC_CURRENTH, 740 HI(bus_addr)); 741 742 /* dsp buffers */ 743 m3_wr_assp_data(sc, ch->adc_data + CDATA_IN_BUF_BEGIN, dsp_in_buf); 744 m3_wr_assp_data(sc, ch->adc_data + CDATA_IN_BUF_END_PLUS_1, 745 dsp_in_buf + dsp_in_size/2); 746 m3_wr_assp_data(sc, ch->adc_data + CDATA_IN_BUF_HEAD, dsp_in_buf); 747 m3_wr_assp_data(sc, ch->adc_data + CDATA_IN_BUF_TAIL, dsp_in_buf); 748 m3_wr_assp_data(sc, ch->adc_data + CDATA_OUT_BUF_BEGIN, dsp_out_buf); 749 m3_wr_assp_data(sc, ch->adc_data + CDATA_OUT_BUF_END_PLUS_1, 750 dsp_out_buf + dsp_out_size/2); 751 m3_wr_assp_data(sc, ch->adc_data + CDATA_OUT_BUF_HEAD, dsp_out_buf); 752 m3_wr_assp_data(sc, ch->adc_data + CDATA_OUT_BUF_TAIL, dsp_out_buf); 753 754 /* some per client initializers */ 755 m3_wr_assp_data(sc, ch->adc_data + SRC3_DIRECTION_OFFSET + 12, 756 ch->adc_data + 40 + 8); 757 m3_wr_assp_data(sc, ch->adc_data + CDATA_DMA_CONTROL, 758 DMACONTROL_DIRECTION + DMACONTROL_AUTOREPEAT + 759 DMAC_PAGE3_SELECTOR + DMAC_BLOCKF_SELECTOR); 760 761 /* set an armload of static initializers */ 762 for(i = 0 ; i < (sizeof(rv) / sizeof(rv[0])) ; i++) { 763 m3_wr_assp_data(sc, ch->adc_data + rv[i].addr, rv[i].val); 764 } 765 766 /* put us in the packed task lists */ 767 m3_wr_assp_data(sc, KDATA_INSTANCE0_MINISRC + 768 (sc->pch_cnt + sc->rch_cnt), 769 ch->adc_data >> DP_SHIFT_COUNT); 770 m3_wr_assp_data(sc, KDATA_DMA_XFER0 + (sc->pch_cnt + sc->rch_cnt), 771 ch->adc_data >> DP_SHIFT_COUNT); 772 m3_wr_assp_data(sc, KDATA_ADC1_XFER0 + sc->rch_cnt, 773 ch->adc_data >> DP_SHIFT_COUNT); 774 775 /* gotta start before stop */ 776 m3_rchan_trigger_locked(NULL, ch, PCMTRIG_START); 777 /* stop on init */ 778 m3_rchan_trigger_locked(NULL, ch, PCMTRIG_STOP); 779 780 sc->rch_cnt++; 781 M3_UNLOCK(sc); 782 783 return (ch); 784 } 785 786 static int 787 m3_rchan_free(kobj_t kobj, void *chdata) 788 { 789 struct sc_rchinfo *ch = chdata; 790 struct sc_info *sc = ch->parent; 791 792 M3_LOCK(sc); 793 M3_DEBUG(CHANGE, ("m3_rchan_free(adc=%d)\n", ch->adc_idx)); 794 795 /* 796 * should remove this exact instance from the packed lists, but all 797 * are released at once (and in a stopped state) so this is ok. 798 */ 799 m3_wr_assp_data(sc, KDATA_INSTANCE0_MINISRC + 800 (sc->rch_cnt - 1) + sc->pch_cnt, 0); 801 m3_wr_assp_data(sc, KDATA_DMA_XFER0 + 802 (sc->rch_cnt - 1) + sc->pch_cnt, 0); 803 m3_wr_assp_data(sc, KDATA_ADC1_XFER0 + (sc->rch_cnt - 1), 0); 804 sc->rch_cnt--; 805 M3_UNLOCK(sc); 806 807 return (0); 808 } 809 810 static int 811 m3_rchan_setformat(kobj_t kobj, void *chdata, u_int32_t format) 812 { 813 struct sc_rchinfo *ch = chdata; 814 struct sc_info *sc = ch->parent; 815 u_int32_t data; 816 817 M3_LOCK(sc); 818 M3_DEBUG(CHANGE, 819 ("m3_rchan_setformat(dac=%d, format=0x%x{%s-%s})\n", 820 ch->adc_idx, format, 821 format & (AFMT_U8|AFMT_S8) ? "8bit":"16bit", 822 format & AFMT_STEREO ? "STEREO":"MONO")); 823 824 /* mono word */ 825 data = (format & AFMT_STEREO) ? 0 : 1; 826 m3_wr_assp_data(sc, ch->adc_data + SRC3_MODE_OFFSET, data); 827 828 /* 8bit word */ 829 data = ((format & AFMT_U8) || (format & AFMT_S8)) ? 1 : 0; 830 m3_wr_assp_data(sc, ch->adc_data + SRC3_WORD_LENGTH_OFFSET, data); 831 ch->fmt = format; 832 M3_UNLOCK(sc); 833 834 return (0); 835 } 836 837 static int 838 m3_rchan_setspeed(kobj_t kobj, void *chdata, u_int32_t speed) 839 { 840 struct sc_rchinfo *ch = chdata; 841 struct sc_info *sc = ch->parent; 842 u_int32_t freq; 843 844 M3_LOCK(sc); 845 M3_DEBUG(CHANGE, ("m3_rchan_setspeed(adc=%d, speed=%d)\n", 846 ch->adc_idx, speed)); 847 848 if ((freq = ((speed << 15) + 24000) / 48000) != 0) { 849 freq--; 850 } 851 852 m3_wr_assp_data(sc, ch->adc_data + CDATA_FREQUENCY, freq); 853 ch->spd = speed; 854 M3_UNLOCK(sc); 855 856 /* return closest possible speed */ 857 return (speed); 858 } 859 860 static int 861 m3_rchan_setblocksize(kobj_t kobj, void *chdata, u_int32_t blocksize) 862 { 863 struct sc_rchinfo *ch = chdata; 864 865 M3_DEBUG(CHANGE, ("m3_rchan_setblocksize(adc=%d, blocksize=%d)\n", 866 ch->adc_idx, blocksize)); 867 868 return blocksize; 869 } 870 871 static int 872 m3_rchan_trigger(kobj_t kobj, void *chdata, int go) 873 { 874 struct sc_rchinfo *ch = chdata; 875 struct sc_info *sc = ch->parent; 876 int ret; 877 878 M3_LOCK(sc); 879 ret = m3_rchan_trigger_locked(kobj, chdata, go); 880 M3_UNLOCK(sc); 881 882 return (ret); 883 } 884 885 static int 886 m3_rchan_trigger_locked(kobj_t kobj, void *chdata, int go) 887 { 888 struct sc_rchinfo *ch = chdata; 889 struct sc_info *sc = ch->parent; 890 u_int32_t data; 891 892 M3_LOCK_ASSERT(sc); 893 M3_DEBUG(go == PCMTRIG_START ? CHANGE : 894 go == PCMTRIG_STOP ? CHANGE : 895 go == PCMTRIG_ABORT ? CHANGE : 896 CALL, 897 ("m3_rchan_trigger(adc=%d, go=0x%x{%s})\n", ch->adc_idx, go, 898 go == PCMTRIG_START ? "PCMTRIG_START" : 899 go == PCMTRIG_STOP ? "PCMTRIG_STOP" : 900 go == PCMTRIG_ABORT ? "PCMTRIG_ABORT" : "ignore")); 901 902 switch(go) { 903 case PCMTRIG_START: 904 if (ch->active) { 905 return 0; 906 } 907 ch->active = 1; 908 909 /*[[inc_timer_users]]*/ 910 m3_wr_assp_data(sc, KDATA_TIMER_COUNT_RELOAD, 240); 911 m3_wr_assp_data(sc, KDATA_TIMER_COUNT_CURRENT, 240); 912 data = m3_rd_2(sc, HOST_INT_CTRL); 913 m3_wr_2(sc, HOST_INT_CTRL, data | CLKRUN_GEN_ENABLE); 914 915 m3_wr_assp_data(sc, KDATA_ADC1_REQUEST, 1); 916 m3_wr_assp_data(sc, ch->adc_data + CDATA_INSTANCE_READY, 1); 917 break; 918 919 case PCMTRIG_STOP: 920 case PCMTRIG_ABORT: 921 if (ch->active == 0) { 922 return 0; 923 } 924 ch->active = 0; 925 926 /*[[dec_timer_users]]*/ 927 m3_wr_assp_data(sc, KDATA_TIMER_COUNT_RELOAD, 0); 928 m3_wr_assp_data(sc, KDATA_TIMER_COUNT_CURRENT, 0); 929 data = m3_rd_2(sc, HOST_INT_CTRL); 930 m3_wr_2(sc, HOST_INT_CTRL, data & ~CLKRUN_GEN_ENABLE); 931 932 m3_wr_assp_data(sc, ch->adc_data + CDATA_INSTANCE_READY, 0); 933 m3_wr_assp_data(sc, KDATA_ADC1_REQUEST, 0); 934 break; 935 936 case PCMTRIG_EMLDMAWR: 937 /* got play irq, transfer next buffer - ignore if using dma */ 938 case PCMTRIG_EMLDMARD: 939 /* got rec irq, transfer next buffer - ignore if using dma */ 940 default: 941 break; 942 } 943 return 0; 944 } 945 946 static int 947 m3_rchan_getptr(kobj_t kobj, void *chdata) 948 { 949 struct sc_rchinfo *ch = chdata; 950 struct sc_info *sc = ch->parent; 951 u_int32_t hi, lo, bus_base, bus_crnt; 952 953 M3_LOCK(sc); 954 bus_base = sndbuf_getbufaddr(ch->buffer); 955 hi = m3_rd_assp_data(sc, ch->adc_data + CDATA_HOST_SRC_CURRENTH); 956 lo = m3_rd_assp_data(sc, ch->adc_data + CDATA_HOST_SRC_CURRENTL); 957 bus_crnt = lo | (hi << 16); 958 959 M3_DEBUG(CALL, ("m3_rchan_getptr(adc=%d) result=%d\n", 960 ch->adc_idx, bus_crnt - bus_base)); 961 M3_UNLOCK(sc); 962 963 return (bus_crnt - bus_base); /* current byte offset of channel */ 964 } 965 966 static struct pcmchan_caps * 967 m3_rchan_getcaps(kobj_t kobj, void *chdata) 968 { 969 struct sc_rchinfo *ch = chdata; 970 971 M3_DEBUG(CALL, ("m3_rchan_getcaps(adc=%d)\n", ch->adc_idx)); 972 973 return &m3_reccaps; 974 } 975 976 /* -------------------------------------------------------------------- */ 977 /* The interrupt handler */ 978 979 static void 980 m3_intr(void *p) 981 { 982 struct sc_info *sc = (struct sc_info *)p; 983 u_int32_t status, ctl, i; 984 985 M3_DEBUG(INTR, ("m3_intr\n")); 986 987 M3_LOCK(sc); 988 status = m3_rd_1(sc, HOST_INT_STATUS); 989 if (!status) { 990 M3_UNLOCK(sc); 991 return; 992 } 993 994 m3_wr_1(sc, HOST_INT_STATUS, 0xff); /* ack the int? */ 995 996 if (status & HV_INT_PENDING) { 997 u_int8_t event; 998 999 event = m3_rd_1(sc, HW_VOL_COUNTER_MASTER); 1000 switch (event) { 1001 case 0x99: 1002 mixer_hwvol_mute(sc->dev); 1003 break; 1004 case 0xaa: 1005 mixer_hwvol_step(sc->dev, 1, 1); 1006 break; 1007 case 0x66: 1008 mixer_hwvol_step(sc->dev, -1, -1); 1009 break; 1010 case 0x88: 1011 break; 1012 default: 1013 device_printf(sc->dev, "Unknown HWVOL event\n"); 1014 } 1015 m3_wr_1(sc, HW_VOL_COUNTER_MASTER, 0x88); 1016 1017 } 1018 1019 if (status & ASSP_INT_PENDING) { 1020 ctl = m3_rd_1(sc, ASSP_CONTROL_B); 1021 if (!(ctl & STOP_ASSP_CLOCK)) { 1022 ctl = m3_rd_1(sc, ASSP_HOST_INT_STATUS); 1023 if (ctl & DSP2HOST_REQ_TIMER) { 1024 m3_wr_1(sc, ASSP_HOST_INT_STATUS, 1025 DSP2HOST_REQ_TIMER); 1026 /*[[ess_update_ptr]]*/ 1027 } 1028 } 1029 } 1030 1031 for (i=0 ; i<sc->pch_cnt ; i++) { 1032 if (sc->pch[i].active) { 1033 M3_UNLOCK(sc); 1034 chn_intr(sc->pch[i].channel); 1035 M3_LOCK(sc); 1036 } 1037 } 1038 for (i=0 ; i<sc->rch_cnt ; i++) { 1039 if (sc->rch[i].active) { 1040 M3_UNLOCK(sc); 1041 chn_intr(sc->rch[i].channel); 1042 M3_LOCK(sc); 1043 } 1044 } 1045 1046 M3_UNLOCK(sc); 1047 } 1048 1049 /* -------------------------------------------------------------------- */ 1050 /* stuff */ 1051 1052 static int 1053 m3_power(struct sc_info *sc, int state) 1054 { 1055 u_int32_t data; 1056 1057 M3_DEBUG(CHANGE, ("m3_power(%d)\n", state)); 1058 M3_LOCK_ASSERT(sc); 1059 1060 data = pci_read_config(sc->dev, 0x34, 1); 1061 if (pci_read_config(sc->dev, data, 1) == 1) { 1062 pci_write_config(sc->dev, data + 4, state, 1); 1063 } 1064 1065 return 0; 1066 } 1067 1068 static int 1069 m3_init(struct sc_info *sc) 1070 { 1071 u_int32_t data, i, size; 1072 u_int8_t reset_state; 1073 1074 M3_LOCK_ASSERT(sc); 1075 M3_DEBUG(CHANGE, ("m3_init\n")); 1076 1077 /* diable legacy emulations. */ 1078 data = pci_read_config(sc->dev, PCI_LEGACY_AUDIO_CTRL, 2); 1079 data |= DISABLE_LEGACY; 1080 pci_write_config(sc->dev, PCI_LEGACY_AUDIO_CTRL, data, 2); 1081 1082 m3_config(sc); 1083 1084 reset_state = m3_assp_halt(sc); 1085 1086 m3_codec_reset(sc); 1087 1088 /* [m3_assp_init] */ 1089 /* zero kernel data */ 1090 size = REV_B_DATA_MEMORY_UNIT_LENGTH * NUM_UNITS_KERNEL_DATA; 1091 for(i = 0 ; i < size / 2 ; i++) { 1092 m3_wr_assp_data(sc, KDATA_BASE_ADDR + i, 0); 1093 } 1094 /* zero mixer data? */ 1095 size = REV_B_DATA_MEMORY_UNIT_LENGTH * NUM_UNITS_KERNEL_DATA; 1096 for(i = 0 ; i < size / 2 ; i++) { 1097 m3_wr_assp_data(sc, KDATA_BASE_ADDR2 + i, 0); 1098 } 1099 /* init dma pointer */ 1100 m3_wr_assp_data(sc, KDATA_CURRENT_DMA, 1101 KDATA_DMA_XFER0); 1102 /* write kernel into code memory */ 1103 size = sizeof(assp_kernel_image); 1104 for(i = 0 ; i < size / 2; i++) { 1105 m3_wr_assp_code(sc, REV_B_CODE_MEMORY_BEGIN + i, 1106 assp_kernel_image[i]); 1107 } 1108 /* 1109 * We only have this one client and we know that 0x400 is free in 1110 * our kernel's mem map, so lets just drop it there. It seems that 1111 * the minisrc doesn't need vectors, so we won't bother with them.. 1112 */ 1113 size = sizeof(assp_minisrc_image); 1114 for(i = 0 ; i < size / 2; i++) { 1115 m3_wr_assp_code(sc, 0x400 + i, assp_minisrc_image[i]); 1116 } 1117 /* write the coefficients for the low pass filter? */ 1118 size = sizeof(minisrc_lpf_image); 1119 for(i = 0; i < size / 2 ; i++) { 1120 m3_wr_assp_code(sc,0x400 + MINISRC_COEF_LOC + i, 1121 minisrc_lpf_image[i]); 1122 } 1123 m3_wr_assp_code(sc, 0x400 + MINISRC_COEF_LOC + size, 0x8000); 1124 /* the minisrc is the only thing on our task list */ 1125 m3_wr_assp_data(sc, KDATA_TASK0, 0x400); 1126 /* init the mixer number */ 1127 m3_wr_assp_data(sc, KDATA_MIXER_TASK_NUMBER, 0); 1128 /* extreme kernel master volume */ 1129 m3_wr_assp_data(sc, KDATA_DAC_LEFT_VOLUME, ARB_VOLUME); 1130 m3_wr_assp_data(sc, KDATA_DAC_RIGHT_VOLUME, ARB_VOLUME); 1131 1132 m3_amp_enable(sc); 1133 1134 /* [m3_assp_client_init] (only one client at index 0) */ 1135 for (i=0x1100 ; i<0x1c00 ; i++) { 1136 m3_wr_assp_data(sc, i, 0); /* zero entire dac/adc area */ 1137 } 1138 1139 /* [m3_assp_continue] */ 1140 m3_wr_1(sc, DSP_PORT_CONTROL_REG_B, reset_state | REGB_ENABLE_RESET); 1141 1142 return 0; 1143 } 1144 1145 static int 1146 m3_uninit(struct sc_info *sc) 1147 { 1148 M3_DEBUG(CHANGE, ("m3_uninit\n")); 1149 return 0; 1150 } 1151 1152 /* -------------------------------------------------------------------- */ 1153 /* Probe and attach the card */ 1154 1155 static int 1156 m3_pci_probe(device_t dev) 1157 { 1158 struct m3_card_type *card; 1159 1160 M3_DEBUG(CALL, ("m3_pci_probe(0x%x)\n", pci_get_devid(dev))); 1161 1162 for (card = m3_card_types ; card->pci_id ; card++) { 1163 if (pci_get_devid(dev) == card->pci_id) { 1164 device_set_desc(dev, card->name); 1165 return BUS_PROBE_DEFAULT; 1166 } 1167 } 1168 return ENXIO; 1169 } 1170 1171 static int 1172 m3_pci_attach(device_t dev) 1173 { 1174 struct sc_info *sc; 1175 struct ac97_info *codec = NULL; 1176 u_int32_t data, i; 1177 char status[SND_STATUSLEN]; 1178 struct m3_card_type *card; 1179 int len; 1180 1181 M3_DEBUG(CALL, ("m3_pci_attach\n")); 1182 1183 if ((sc = malloc(sizeof(*sc), M_DEVBUF, M_NOWAIT | M_ZERO)) == NULL) { 1184 device_printf(dev, "cannot allocate softc\n"); 1185 return ENXIO; 1186 } 1187 1188 sc->dev = dev; 1189 sc->type = pci_get_devid(dev); 1190 sc->sc_lock = snd_mtxcreate(device_get_nameunit(dev), 1191 "sound softc"); 1192 if (sc->sc_lock == NULL) { 1193 device_printf(dev, "cannot create mutex\n"); 1194 free(sc, M_DEVBUF); 1195 return (ENXIO); 1196 } 1197 for (card = m3_card_types ; card->pci_id ; card++) { 1198 if (sc->type == card->pci_id) { 1199 sc->which = card->which; 1200 sc->delay1 = card->delay1; 1201 sc->delay2 = card->delay2; 1202 break; 1203 } 1204 } 1205 1206 data = pci_read_config(dev, PCIR_COMMAND, 2); 1207 data |= (PCIM_CMD_PORTEN | PCIM_CMD_MEMEN | PCIM_CMD_BUSMASTEREN); 1208 pci_write_config(dev, PCIR_COMMAND, data, 2); 1209 1210 sc->regid = PCIR_BAR(0); 1211 sc->regtype = SYS_RES_MEMORY; 1212 sc->reg = bus_alloc_resource_any(dev, sc->regtype, &sc->regid, 1213 RF_ACTIVE); 1214 if (!sc->reg) { 1215 sc->regtype = SYS_RES_IOPORT; 1216 sc->reg = bus_alloc_resource_any(dev, sc->regtype, &sc->regid, 1217 RF_ACTIVE); 1218 } 1219 if (!sc->reg) { 1220 device_printf(dev, "unable to allocate register space\n"); 1221 goto bad; 1222 } 1223 sc->st = rman_get_bustag(sc->reg); 1224 sc->sh = rman_get_bushandle(sc->reg); 1225 1226 sc->irqid = 0; 1227 sc->irq = bus_alloc_resource_any(dev, SYS_RES_IRQ, &sc->irqid, 1228 RF_ACTIVE | RF_SHAREABLE); 1229 if (!sc->irq) { 1230 device_printf(dev, "unable to allocate interrupt\n"); 1231 goto bad; 1232 } 1233 1234 if (snd_setup_intr(dev, sc->irq, INTR_MPSAFE, m3_intr, sc, &sc->ih)) { 1235 device_printf(dev, "unable to setup interrupt\n"); 1236 goto bad; 1237 } 1238 1239 sc->bufsz = pcm_getbuffersize(dev, M3_BUFSIZE_MAX, M3_BUFSIZE_DEFAULT, 1240 M3_BUFSIZE_MAX); 1241 1242 if (bus_dma_tag_create( 1243 NULL, /* parent */ 1244 2, 0, /* alignment, boundary */ 1245 M3_MAXADDR, /* lowaddr */ 1246 BUS_SPACE_MAXADDR, /* highaddr */ 1247 NULL, NULL, /* filtfunc, filtfuncarg */ 1248 sc->bufsz, /* maxsize */ 1249 1, /* nsegments */ 1250 0x3ffff, /* maxsegz */ 1251 0, /* flags */ 1252 NULL, /* lockfunc */ 1253 NULL, /* lockfuncarg */ 1254 &sc->parent_dmat) != 0) { 1255 device_printf(dev, "unable to create dma tag\n"); 1256 goto bad; 1257 } 1258 1259 M3_LOCK(sc); 1260 m3_power(sc, 0); /* power up */ 1261 /* init chip */ 1262 i = m3_init(sc); 1263 M3_UNLOCK(sc); 1264 if (i == -1) { 1265 device_printf(dev, "unable to initialize the card\n"); 1266 goto bad; 1267 } 1268 1269 /* create/init mixer */ 1270 codec = AC97_CREATE(dev, sc, m3_codec); 1271 if (codec == NULL) { 1272 device_printf(dev, "ac97_create error\n"); 1273 goto bad; 1274 } 1275 if (mixer_init(dev, ac97_getmixerclass(), codec)) { 1276 device_printf(dev, "mixer_init error\n"); 1277 goto bad; 1278 } 1279 1280 m3_enable_ints(sc); 1281 1282 if (pcm_register(dev, sc, M3_PCHANS, M3_RCHANS)) { 1283 device_printf(dev, "pcm_register error\n"); 1284 goto bad; 1285 } 1286 for (i=0 ; i<M3_PCHANS ; i++) { 1287 if (pcm_addchan(dev, PCMDIR_PLAY, &m3_pch_class, sc)) { 1288 device_printf(dev, "pcm_addchan (play) error\n"); 1289 goto bad; 1290 } 1291 } 1292 for (i=0 ; i<M3_RCHANS ; i++) { 1293 if (pcm_addchan(dev, PCMDIR_REC, &m3_rch_class, sc)) { 1294 device_printf(dev, "pcm_addchan (rec) error\n"); 1295 goto bad; 1296 } 1297 } 1298 snprintf(status, SND_STATUSLEN, "at %s 0x%lx irq %ld %s", 1299 (sc->regtype == SYS_RES_IOPORT)? "io" : "memory", 1300 rman_get_start(sc->reg), rman_get_start(sc->irq), 1301 PCM_KLDSTRING(snd_maestro3)); 1302 if (pcm_setstatus(dev, status)) { 1303 device_printf(dev, "attach: pcm_setstatus error\n"); 1304 goto bad; 1305 } 1306 1307 mixer_hwvol_init(dev); 1308 1309 /* Create the buffer for saving the card state during suspend */ 1310 len = sizeof(u_int16_t) * (REV_B_CODE_MEMORY_LENGTH + 1311 REV_B_DATA_MEMORY_LENGTH); 1312 sc->savemem = (u_int16_t*)malloc(len, M_DEVBUF, M_NOWAIT | M_ZERO); 1313 if (sc->savemem == NULL) { 1314 device_printf(dev, "Failed to create suspend buffer\n"); 1315 goto bad; 1316 } 1317 1318 return 0; 1319 1320 bad: 1321 if (codec) 1322 ac97_destroy(codec); 1323 if (sc->ih) 1324 bus_teardown_intr(dev, sc->irq, sc->ih); 1325 if (sc->irq) 1326 bus_release_resource(dev, SYS_RES_IRQ, sc->irqid, sc->irq); 1327 if (sc->reg) 1328 bus_release_resource(dev, sc->regtype, sc->regid, sc->reg); 1329 if (sc->parent_dmat) 1330 bus_dma_tag_destroy(sc->parent_dmat); 1331 if (sc->sc_lock) 1332 snd_mtxfree(sc->sc_lock); 1333 free(sc, M_DEVBUF); 1334 return ENXIO; 1335 } 1336 1337 static int 1338 m3_pci_detach(device_t dev) 1339 { 1340 struct sc_info *sc = pcm_getdevinfo(dev); 1341 int r; 1342 1343 M3_DEBUG(CALL, ("m3_pci_detach\n")); 1344 1345 if ((r = pcm_unregister(dev)) != 0) { 1346 return r; 1347 } 1348 1349 M3_LOCK(sc); 1350 m3_uninit(sc); /* shutdown chip */ 1351 m3_power(sc, 3); /* power off */ 1352 M3_UNLOCK(sc); 1353 1354 bus_teardown_intr(dev, sc->irq, sc->ih); 1355 bus_release_resource(dev, SYS_RES_IRQ, sc->irqid, sc->irq); 1356 bus_release_resource(dev, sc->regtype, sc->regid, sc->reg); 1357 bus_dma_tag_destroy(sc->parent_dmat); 1358 1359 free(sc->savemem, M_DEVBUF); 1360 snd_mtxfree(sc->sc_lock); 1361 free(sc, M_DEVBUF); 1362 return 0; 1363 } 1364 1365 static int 1366 m3_pci_suspend(device_t dev) 1367 { 1368 struct sc_info *sc = pcm_getdevinfo(dev); 1369 int i, index = 0; 1370 1371 M3_DEBUG(CHANGE, ("m3_pci_suspend\n")); 1372 1373 M3_LOCK(sc); 1374 for (i=0 ; i<sc->pch_cnt ; i++) { 1375 if (sc->pch[i].active) { 1376 m3_pchan_trigger_locked(NULL, &sc->pch[i], 1377 PCMTRIG_STOP); 1378 } 1379 } 1380 for (i=0 ; i<sc->rch_cnt ; i++) { 1381 if (sc->rch[i].active) { 1382 m3_rchan_trigger_locked(NULL, &sc->rch[i], 1383 PCMTRIG_STOP); 1384 } 1385 } 1386 DELAY(10 * 1000); /* give things a chance to stop */ 1387 1388 /* Disable interrupts */ 1389 m3_wr_2(sc, HOST_INT_CTRL, 0); 1390 m3_wr_1(sc, ASSP_CONTROL_C, 0); 1391 1392 m3_assp_halt(sc); 1393 1394 /* Save the state of the ASSP */ 1395 for (i = REV_B_CODE_MEMORY_BEGIN; i <= REV_B_CODE_MEMORY_END; i++) 1396 sc->savemem[index++] = m3_rd_assp_code(sc, i); 1397 for (i = REV_B_DATA_MEMORY_BEGIN; i <= REV_B_DATA_MEMORY_END; i++) 1398 sc->savemem[index++] = m3_rd_assp_data(sc, i); 1399 1400 /* Power down the card to D3 state */ 1401 m3_power(sc, 3); 1402 M3_UNLOCK(sc); 1403 1404 return 0; 1405 } 1406 1407 static int 1408 m3_pci_resume(device_t dev) 1409 { 1410 struct sc_info *sc = pcm_getdevinfo(dev); 1411 int i, index = 0; 1412 u_int8_t reset_state; 1413 1414 M3_DEBUG(CHANGE, ("m3_pci_resume\n")); 1415 1416 M3_LOCK(sc); 1417 /* Power the card back to D0 */ 1418 m3_power(sc, 0); 1419 1420 m3_config(sc); 1421 1422 reset_state = m3_assp_halt(sc); 1423 1424 m3_codec_reset(sc); 1425 1426 /* Restore the ASSP state */ 1427 for (i = REV_B_CODE_MEMORY_BEGIN; i <= REV_B_CODE_MEMORY_END; i++) 1428 m3_wr_assp_code(sc, i, sc->savemem[index++]); 1429 for (i = REV_B_DATA_MEMORY_BEGIN; i <= REV_B_DATA_MEMORY_END; i++) 1430 m3_wr_assp_data(sc, i, sc->savemem[index++]); 1431 1432 /* Restart the DMA engine */ 1433 m3_wr_assp_data(sc, KDATA_DMA_ACTIVE, 0); 1434 1435 /* [m3_assp_continue] */ 1436 m3_wr_1(sc, DSP_PORT_CONTROL_REG_B, reset_state | REGB_ENABLE_RESET); 1437 1438 m3_amp_enable(sc); 1439 1440 m3_enable_ints(sc); 1441 1442 M3_UNLOCK(sc); /* XXX */ 1443 if (mixer_reinit(dev) == -1) { 1444 device_printf(dev, "unable to reinitialize the mixer\n"); 1445 return (ENXIO); 1446 } 1447 M3_LOCK(sc); 1448 1449 /* Turn the channels back on */ 1450 for (i=0 ; i<sc->pch_cnt ; i++) { 1451 if (sc->pch[i].active) { 1452 m3_pchan_trigger_locked(NULL, &sc->pch[i], 1453 PCMTRIG_START); 1454 } 1455 } 1456 for (i=0 ; i<sc->rch_cnt ; i++) { 1457 if (sc->rch[i].active) { 1458 m3_rchan_trigger_locked(NULL, &sc->rch[i], 1459 PCMTRIG_START); 1460 } 1461 } 1462 1463 M3_UNLOCK(sc); 1464 return 0; 1465 } 1466 1467 static int 1468 m3_pci_shutdown(device_t dev) 1469 { 1470 struct sc_info *sc = pcm_getdevinfo(dev); 1471 1472 M3_DEBUG(CALL, ("m3_pci_shutdown\n")); 1473 1474 M3_LOCK(sc); 1475 m3_power(sc, 3); /* power off */ 1476 M3_UNLOCK(sc); 1477 1478 return 0; 1479 } 1480 1481 static u_int8_t 1482 m3_assp_halt(struct sc_info *sc) 1483 { 1484 u_int8_t data, reset_state; 1485 1486 M3_LOCK_ASSERT(sc); 1487 1488 data = m3_rd_1(sc, DSP_PORT_CONTROL_REG_B); 1489 reset_state = data & ~REGB_STOP_CLOCK; /* remember for continue */ 1490 DELAY(10 * 1000); 1491 m3_wr_1(sc, DSP_PORT_CONTROL_REG_B, reset_state & ~REGB_ENABLE_RESET); 1492 DELAY(10 * 1000); /* necessary? */ 1493 1494 return reset_state; 1495 } 1496 1497 static void 1498 m3_config(struct sc_info *sc) 1499 { 1500 u_int32_t data, hv_cfg; 1501 int hint; 1502 1503 M3_LOCK_ASSERT(sc); 1504 1505 M3_UNLOCK(sc); 1506 /* 1507 * The volume buttons can be wired up via two different sets of pins. 1508 * This presents a problem since we can't tell which way it's 1509 * configured. Allow the user to set a hint in order to twiddle 1510 * the proper bits. 1511 */ 1512 if (resource_int_value(device_get_name(sc->dev), 1513 device_get_unit(sc->dev), 1514 "hwvol_config", &hint) == 0) 1515 hv_cfg = (hint > 0) ? HV_BUTTON_FROM_GD : 0; 1516 else 1517 hv_cfg = HV_BUTTON_FROM_GD; 1518 M3_LOCK(sc); 1519 1520 data = pci_read_config(sc->dev, PCI_ALLEGRO_CONFIG, 4); 1521 data &= ~HV_BUTTON_FROM_GD; 1522 data |= REDUCED_DEBOUNCE | HV_CTRL_ENABLE | hv_cfg; 1523 data |= PM_CTRL_ENABLE | CLK_DIV_BY_49 | USE_PCI_TIMING; 1524 pci_write_config(sc->dev, PCI_ALLEGRO_CONFIG, data, 4); 1525 1526 m3_wr_1(sc, ASSP_CONTROL_B, RESET_ASSP); 1527 data = pci_read_config(sc->dev, PCI_ALLEGRO_CONFIG, 4); 1528 data &= ~INT_CLK_SELECT; 1529 if (sc->which == ESS_MAESTRO3) { 1530 data &= ~INT_CLK_MULT_ENABLE; 1531 data |= INT_CLK_SRC_NOT_PCI; 1532 } 1533 data &= ~(CLK_MULT_MODE_SELECT | CLK_MULT_MODE_SELECT_2); 1534 pci_write_config(sc->dev, PCI_ALLEGRO_CONFIG, data, 4); 1535 1536 if (sc->which == ESS_ALLEGRO_1) { 1537 data = pci_read_config(sc->dev, PCI_USER_CONFIG, 4); 1538 data |= IN_CLK_12MHZ_SELECT; 1539 pci_write_config(sc->dev, PCI_USER_CONFIG, data, 4); 1540 } 1541 1542 data = m3_rd_1(sc, ASSP_CONTROL_A); 1543 data &= ~(DSP_CLK_36MHZ_SELECT | ASSP_CLK_49MHZ_SELECT); 1544 data |= ASSP_CLK_49MHZ_SELECT; /*XXX assumes 49MHZ dsp XXX*/ 1545 data |= ASSP_0_WS_ENABLE; 1546 m3_wr_1(sc, ASSP_CONTROL_A, data); 1547 1548 m3_wr_1(sc, ASSP_CONTROL_B, RUN_ASSP); 1549 } 1550 1551 static void 1552 m3_enable_ints(struct sc_info *sc) 1553 { 1554 u_int8_t data; 1555 1556 m3_wr_2(sc, HOST_INT_CTRL, ASSP_INT_ENABLE | HV_INT_ENABLE); 1557 data = m3_rd_1(sc, ASSP_CONTROL_C); 1558 m3_wr_1(sc, ASSP_CONTROL_C, data | ASSP_HOST_INT_ENABLE); 1559 } 1560 1561 static void 1562 m3_amp_enable(struct sc_info *sc) 1563 { 1564 u_int32_t gpo, polarity_port, polarity; 1565 u_int16_t data; 1566 1567 M3_LOCK_ASSERT(sc); 1568 1569 switch (sc->which) { 1570 case ESS_ALLEGRO_1: 1571 polarity_port = 0x1800; 1572 break; 1573 case ESS_MAESTRO3: 1574 polarity_port = 0x1100; 1575 break; 1576 default: 1577 panic("bad sc->which"); 1578 } 1579 gpo = (polarity_port >> 8) & 0x0f; 1580 polarity = polarity_port >> 12; 1581 polarity = !polarity; /* enable */ 1582 polarity = polarity << gpo; 1583 gpo = 1 << gpo; 1584 m3_wr_2(sc, GPIO_MASK, ~gpo); 1585 data = m3_rd_2(sc, GPIO_DIRECTION); 1586 m3_wr_2(sc, GPIO_DIRECTION, data | gpo); 1587 data = GPO_SECONDARY_AC97 | GPO_PRIMARY_AC97 | polarity; 1588 m3_wr_2(sc, GPIO_DATA, data); 1589 m3_wr_2(sc, GPIO_MASK, ~0); 1590 } 1591 1592 static void 1593 m3_codec_reset(struct sc_info *sc) 1594 { 1595 u_int16_t data, dir; 1596 int retry = 0; 1597 1598 M3_LOCK_ASSERT(sc); 1599 do { 1600 data = m3_rd_2(sc, GPIO_DIRECTION); 1601 dir = data | 0x10; /* assuming pci bus master? */ 1602 1603 /* [[remote_codec_config]] */ 1604 data = m3_rd_2(sc, RING_BUS_CTRL_B); 1605 m3_wr_2(sc, RING_BUS_CTRL_B, data & ~SECOND_CODEC_ID_MASK); 1606 data = m3_rd_2(sc, SDO_OUT_DEST_CTRL); 1607 m3_wr_2(sc, SDO_OUT_DEST_CTRL, data & ~COMMAND_ADDR_OUT); 1608 data = m3_rd_2(sc, SDO_IN_DEST_CTRL); 1609 m3_wr_2(sc, SDO_IN_DEST_CTRL, data & ~STATUS_ADDR_IN); 1610 1611 m3_wr_2(sc, RING_BUS_CTRL_A, IO_SRAM_ENABLE); 1612 DELAY(20); 1613 1614 m3_wr_2(sc, GPIO_DIRECTION, dir & ~GPO_PRIMARY_AC97); 1615 m3_wr_2(sc, GPIO_MASK, ~GPO_PRIMARY_AC97); 1616 m3_wr_2(sc, GPIO_DATA, 0); 1617 m3_wr_2(sc, GPIO_DIRECTION, dir | GPO_PRIMARY_AC97); 1618 DELAY(sc->delay1 * 1000); /*delay1 (ALLEGRO:50, MAESTRO3:20)*/ 1619 m3_wr_2(sc, GPIO_DATA, GPO_PRIMARY_AC97); 1620 DELAY(5); 1621 m3_wr_2(sc, RING_BUS_CTRL_A, IO_SRAM_ENABLE | 1622 SERIAL_AC_LINK_ENABLE); 1623 m3_wr_2(sc, GPIO_MASK, ~0); 1624 DELAY(sc->delay2 * 1000); /*delay2 (ALLEGRO:800, MAESTRO3:500)*/ 1625 1626 /* [[try read vendor]] */ 1627 data = m3_rdcd(NULL, sc, 0x7c); 1628 if ((data == 0) || (data == 0xffff)) { 1629 retry++; 1630 if (retry > 3) { 1631 device_printf(sc->dev, "Codec reset failed\n"); 1632 break; 1633 } 1634 device_printf(sc->dev, "Codec reset retry\n"); 1635 } else retry = 0; 1636 } while (retry); 1637 } 1638 1639 static device_method_t m3_methods[] = { 1640 DEVMETHOD(device_probe, m3_pci_probe), 1641 DEVMETHOD(device_attach, m3_pci_attach), 1642 DEVMETHOD(device_detach, m3_pci_detach), 1643 DEVMETHOD(device_suspend, m3_pci_suspend), 1644 DEVMETHOD(device_resume, m3_pci_resume), 1645 DEVMETHOD(device_shutdown, m3_pci_shutdown), 1646 { 0, 0 } 1647 }; 1648 1649 static driver_t m3_driver = { 1650 "pcm", 1651 m3_methods, 1652 PCM_SOFTC_SIZE, 1653 }; 1654 1655 DRIVER_MODULE(snd_maestro3, pci, m3_driver, pcm_devclass, 0, 0); 1656 MODULE_DEPEND(snd_maestro3, sound, SOUND_MINVER, SOUND_PREFVER, SOUND_MAXVER); 1657 MODULE_VERSION(snd_maestro3, 1); 1658