ad1816.c revision 84111
1198090Srdivacky/* 2198090Srdivacky * Copyright (c) 1999 Cameron Grant <gandalf@vilnya.demon.co.uk> 3198090Srdivacky * Copyright Luigi Rizzo, 1997,1998 4198090Srdivacky * Copyright by Hannu Savolainen 1994, 1995 5198090Srdivacky * All rights reserved. 6198090Srdivacky * 7198090Srdivacky * Redistribution and use in source and binary forms, with or without 8198090Srdivacky * modification, are permitted provided that the following conditions 9198090Srdivacky * are met: 10198090Srdivacky * 1. Redistributions of source code must retain the above copyright 11198090Srdivacky * notice, this list of conditions and the following disclaimer. 12198090Srdivacky * 2. Redistributions in binary form must reproduce the above copyright 13198090Srdivacky * notice, this list of conditions and the following disclaimer in the 14198090Srdivacky * documentation and/or other materials provided with the distribution. 15198090Srdivacky * 16198090Srdivacky * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 17198090Srdivacky * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18198090Srdivacky * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19198090Srdivacky * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 20198090Srdivacky * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21198090Srdivacky * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22198090Srdivacky * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23198090Srdivacky * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24218893Sdim * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25218893Sdim * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26198090Srdivacky * SUCH DAMAGE. 27218893Sdim */ 28218893Sdim 29198090Srdivacky#include <dev/sound/pcm/sound.h> 30198090Srdivacky#include <dev/sound/isa/ad1816.h> 31218893Sdim 32198090Srdivacky#include "mixer_if.h" 33198090Srdivacky 34198090SrdivackySND_DECLARE_FILE("$FreeBSD: head/sys/dev/sound/isa/ad1816.c 84111 2001-09-29 07:57:07Z cg $"); 35198090Srdivacky 36198090Srdivackystruct ad1816_info; 37198090Srdivacky 38198090Srdivackystruct ad1816_chinfo { 39198892Srdivacky struct ad1816_info *parent; 40198090Srdivacky struct pcm_channel *channel; 41198090Srdivacky struct snd_dbuf *buffer; 42198090Srdivacky int dir, blksz; 43198090Srdivacky}; 44198090Srdivacky 45198090Srdivackystruct ad1816_info { 46198090Srdivacky struct resource *io_base; /* primary I/O address for the board */ 47198090Srdivacky int io_rid; 48210299Sed struct resource *irq; 49210299Sed int irq_rid; 50198090Srdivacky struct resource *drq1; /* play */ 51198090Srdivacky int drq1_rid; 52198090Srdivacky struct resource *drq2; /* rec */ 53198090Srdivacky int drq2_rid; 54203954Srdivacky void *ih; 55218893Sdim bus_dma_tag_t parent_dmat; 56198090Srdivacky void *lock; 57198090Srdivacky 58198090Srdivacky unsigned int bufsize; 59198090Srdivacky struct ad1816_chinfo pch, rch; 60198090Srdivacky}; 61212904Sdim 62198090Srdivackystatic u_int32_t ad1816_fmt[] = { 63198090Srdivacky AFMT_U8, 64198090Srdivacky AFMT_STEREO | AFMT_U8, 65198090Srdivacky AFMT_S16_LE, 66198090Srdivacky AFMT_STEREO | AFMT_S16_LE, 67198090Srdivacky AFMT_MU_LAW, 68198090Srdivacky AFMT_STEREO | AFMT_MU_LAW, 69198090Srdivacky AFMT_A_LAW, 70198090Srdivacky AFMT_STEREO | AFMT_A_LAW, 71204792Srdivacky 0 72204792Srdivacky}; 73198090Srdivacky 74210299Sedstatic struct pcmchan_caps ad1816_caps = {4000, 55200, ad1816_fmt, 0}; 75198090Srdivacky 76198090Srdivacky#define AD1816_MUTE 31 /* value for mute */ 77198090Srdivacky 78198090Srdivackystatic void 79198090Srdivackyad1816_lock(struct ad1816_info *ad1816) 80198090Srdivacky{ 81198090Srdivacky snd_mtxlock(ad1816->lock); 82198090Srdivacky} 83198090Srdivacky 84198090Srdivackystatic void 85198090Srdivackyad1816_unlock(struct ad1816_info *ad1816) 86198090Srdivacky{ 87198090Srdivacky snd_mtxunlock(ad1816->lock); 88198090Srdivacky} 89198090Srdivacky 90224145Sdimstatic int 91224145Sdimport_rd(struct resource *port, int off) 92198090Srdivacky{ 93224145Sdim if (port) 94198090Srdivacky return bus_space_read_1(rman_get_bustag(port), 95198090Srdivacky rman_get_bushandle(port), 96198090Srdivacky off); 97198090Srdivacky else 98198090Srdivacky return -1; 99198090Srdivacky} 100198090Srdivacky 101198090Srdivackystatic void 102198090Srdivackyport_wr(struct resource *port, int off, u_int8_t data) 103198090Srdivacky{ 104198090Srdivacky if (port) 105198090Srdivacky return bus_space_write_1(rman_get_bustag(port), 106198090Srdivacky rman_get_bushandle(port), 107198090Srdivacky off, data); 108198090Srdivacky} 109198090Srdivacky 110210299Sedstatic int 111210299Sedio_rd(struct ad1816_info *ad1816, int reg) 112198090Srdivacky{ 113198090Srdivacky return port_rd(ad1816->io_base, reg); 114198090Srdivacky} 115198090Srdivacky 116203954Srdivackystatic void 117218893Sdimio_wr(struct ad1816_info *ad1816, int reg, u_int8_t data) 118218893Sdim{ 119198090Srdivacky return port_wr(ad1816->io_base, reg, data); 120198090Srdivacky} 121198090Srdivacky 122198090Srdivackystatic void 123198090Srdivackyad1816_intr(void *arg) 124204792Srdivacky{ 125204792Srdivacky struct ad1816_info *ad1816 = (struct ad1816_info *)arg; 126204792Srdivacky unsigned char c, served = 0; 127204792Srdivacky 128204792Srdivacky ad1816_lock(ad1816); 129204792Srdivacky /* get interupt status */ 130204792Srdivacky c = io_rd(ad1816, AD1816_INT); 131204792Srdivacky 132204792Srdivacky /* check for stray interupts */ 133204792Srdivacky if (c & ~(AD1816_INTRCI | AD1816_INTRPI)) { 134198090Srdivacky printf("pcm: stray int (%x)\n", c); 135204792Srdivacky c &= AD1816_INTRCI | AD1816_INTRPI; 136198090Srdivacky } 137198090Srdivacky /* check for capture interupt */ 138198090Srdivacky if (sndbuf_runsz(ad1816->rch.buffer) && (c & AD1816_INTRCI)) { 139204792Srdivacky chn_intr(ad1816->rch.channel); 140198090Srdivacky served |= AD1816_INTRCI; /* cp served */ 141198090Srdivacky } 142198090Srdivacky /* check for playback interupt */ 143198090Srdivacky if (sndbuf_runsz(ad1816->pch.buffer) && (c & AD1816_INTRPI)) { 144198090Srdivacky chn_intr(ad1816->pch.channel); 145198090Srdivacky served |= AD1816_INTRPI; /* pb served */ 146198090Srdivacky } 147198090Srdivacky if (served == 0) { 148198090Srdivacky /* this probably means this is not a (working) ad1816 chip, */ 149198090Srdivacky /* or an error in dma handling */ 150198090Srdivacky printf("pcm: int without reason (%x)\n", c); 151198090Srdivacky c = 0; 152198090Srdivacky } else c &= ~served; 153198090Srdivacky io_wr(ad1816, AD1816_INT, c); 154198090Srdivacky c = io_rd(ad1816, AD1816_INT); 155198090Srdivacky if (c != 0) printf("pcm: int clear failed (%x)\n", c); 156204792Srdivacky ad1816_unlock(ad1816); 157204792Srdivacky} 158204792Srdivacky 159204792Srdivackystatic int 160204792Srdivackyad1816_wait_init(struct ad1816_info *ad1816, int x) 161203954Srdivacky{ 162198090Srdivacky int n = 0; /* to shut up the compiler... */ 163198090Srdivacky 164198090Srdivacky for (; x--;) 165203954Srdivacky if ((n = (io_rd(ad1816, AD1816_ALE) & AD1816_BUSY)) == 0) DELAY(10); 166203954Srdivacky else return n; 167198090Srdivacky printf("ad1816_wait_init failed 0x%02x.\n", n); 168198090Srdivacky return -1; 169198090Srdivacky} 170198090Srdivacky 171198090Srdivackystatic unsigned short 172198090Srdivackyad1816_read(struct ad1816_info *ad1816, unsigned int reg) 173198090Srdivacky{ 174198090Srdivacky u_short x = 0; 175198090Srdivacky 176198090Srdivacky if (ad1816_wait_init(ad1816, 100) == -1) return 0; 177198090Srdivacky io_wr(ad1816, AD1816_ALE, 0); 178198090Srdivacky io_wr(ad1816, AD1816_ALE, (reg & AD1816_ALEMASK)); 179198090Srdivacky if (ad1816_wait_init(ad1816, 100) == -1) return 0; 180198090Srdivacky x = (io_rd(ad1816, AD1816_HIGH) << 8) | io_rd(ad1816, AD1816_LOW); 181198090Srdivacky return x; 182210299Sed} 183210299Sed 184198090Srdivackystatic void 185210299Sedad1816_write(struct ad1816_info *ad1816, unsigned int reg, unsigned short data) 186198090Srdivacky{ 187198090Srdivacky if (ad1816_wait_init(ad1816, 100) == -1) return; 188198090Srdivacky io_wr(ad1816, AD1816_ALE, (reg & AD1816_ALEMASK)); 189198090Srdivacky io_wr(ad1816, AD1816_LOW, (data & 0x000000ff)); 190198090Srdivacky io_wr(ad1816, AD1816_HIGH, (data & 0x0000ff00) >> 8); 191198090Srdivacky} 192198090Srdivacky 193198090Srdivacky/* -------------------------------------------------------------------- */ 194198090Srdivacky 195198090Srdivackystatic int 196198090Srdivackyad1816mix_init(struct snd_mixer *m) 197198090Srdivacky{ 198198090Srdivacky mix_setdevs(m, AD1816_MIXER_DEVICES); 199198090Srdivacky mix_setrecdevs(m, AD1816_REC_DEVICES); 200198090Srdivacky return 0; 201198090Srdivacky} 202198090Srdivacky 203198090Srdivackystatic int 204198090Srdivackyad1816mix_set(struct snd_mixer *m, unsigned dev, unsigned left, unsigned right) 205198090Srdivacky{ 206198090Srdivacky struct ad1816_info *ad1816 = mix_getdevinfo(m); 207210299Sed u_short reg = 0; 208210299Sed 209210299Sed /* Scale volumes */ 210210299Sed left = AD1816_MUTE - (AD1816_MUTE * left) / 100; 211210299Sed right = AD1816_MUTE - (AD1816_MUTE * right) / 100; 212210299Sed 213210299Sed reg = (left << 8) | right; 214210299Sed 215210299Sed /* do channel selective muting if volume is zero */ 216210299Sed if (left == AD1816_MUTE) reg |= 0x8000; 217210299Sed if (right == AD1816_MUTE) reg |= 0x0080; 218210299Sed 219210299Sed ad1816_lock(ad1816); 220210299Sed switch (dev) { 221210299Sed case SOUND_MIXER_VOLUME: /* Register 14 master volume */ 222210299Sed ad1816_write(ad1816, 14, reg); 223210299Sed break; 224210299Sed 225210299Sed case SOUND_MIXER_CD: /* Register 15 cd */ 226210299Sed case SOUND_MIXER_LINE1: 227210299Sed ad1816_write(ad1816, 15, reg); 228210299Sed break; 229210299Sed 230210299Sed case SOUND_MIXER_SYNTH: /* Register 16 synth */ 231210299Sed ad1816_write(ad1816, 16, reg); 232210299Sed break; 233210299Sed 234198090Srdivacky case SOUND_MIXER_PCM: /* Register 4 pcm */ 235198090Srdivacky ad1816_write(ad1816, 4, reg); 236198090Srdivacky break; 237198090Srdivacky 238198090Srdivacky case SOUND_MIXER_LINE: 239198090Srdivacky case SOUND_MIXER_LINE3: /* Register 18 line in */ 240198090Srdivacky ad1816_write(ad1816, 18, reg); 241198090Srdivacky break; 242198090Srdivacky 243198090Srdivacky case SOUND_MIXER_MIC: /* Register 19 mic volume */ 244198090Srdivacky ad1816_write(ad1816, 19, reg & ~0xff); /* mic is mono */ 245198090Srdivacky break; 246198090Srdivacky 247198090Srdivacky case SOUND_MIXER_IGAIN: 248198090Srdivacky /* and now to something completely different ... */ 249198090Srdivacky ad1816_write(ad1816, 20, ((ad1816_read(ad1816, 20) & ~0x0f0f) 250198090Srdivacky | (((AD1816_MUTE - left) / 2) << 8) /* four bits of adc gain */ 251198090Srdivacky | ((AD1816_MUTE - right) / 2))); 252198090Srdivacky break; 253198090Srdivacky 254198090Srdivacky default: 255198090Srdivacky printf("ad1816_mixer_set(): unknown device.\n"); 256198090Srdivacky break; 257198090Srdivacky } 258198090Srdivacky ad1816_unlock(ad1816); 259198090Srdivacky 260198090Srdivacky left = ((AD1816_MUTE - left) * 100) / AD1816_MUTE; 261198090Srdivacky right = ((AD1816_MUTE - right) * 100) / AD1816_MUTE; 262198090Srdivacky 263198090Srdivacky return left | (right << 8); 264198090Srdivacky} 265198090Srdivacky 266198090Srdivackystatic int 267198090Srdivackyad1816mix_setrecsrc(struct snd_mixer *m, u_int32_t src) 268198090Srdivacky{ 269198090Srdivacky struct ad1816_info *ad1816 = mix_getdevinfo(m); 270198090Srdivacky int dev; 271198090Srdivacky 272198090Srdivacky switch (src) { 273198090Srdivacky case SOUND_MASK_LINE: 274198090Srdivacky case SOUND_MASK_LINE3: 275198090Srdivacky dev = 0x00; 276198090Srdivacky break; 277198090Srdivacky 278198090Srdivacky case SOUND_MASK_CD: 279198090Srdivacky case SOUND_MASK_LINE1: 280198090Srdivacky dev = 0x20; 281198090Srdivacky break; 282198090Srdivacky 283198090Srdivacky case SOUND_MASK_MIC: 284198090Srdivacky default: 285198090Srdivacky dev = 0x50; 286198090Srdivacky src = SOUND_MASK_MIC; 287198090Srdivacky } 288198090Srdivacky 289198090Srdivacky dev |= dev << 8; 290198090Srdivacky ad1816_lock(ad1816); 291198090Srdivacky ad1816_write(ad1816, 20, (ad1816_read(ad1816, 20) & ~0x7070) | dev); 292210299Sed ad1816_unlock(ad1816); 293210299Sed return src; 294210299Sed} 295198090Srdivacky 296198090Srdivackystatic kobj_method_t ad1816mixer_methods[] = { 297198090Srdivacky KOBJMETHOD(mixer_init, ad1816mix_init), 298198090Srdivacky KOBJMETHOD(mixer_set, ad1816mix_set), 299198090Srdivacky KOBJMETHOD(mixer_setrecsrc, ad1816mix_setrecsrc), 300198090Srdivacky { 0, 0 } 301198090Srdivacky}; 302198090SrdivackyMIXER_DECLARE(ad1816mixer); 303198090Srdivacky 304198090Srdivacky/* -------------------------------------------------------------------- */ 305198090Srdivacky/* channel interface */ 306198090Srdivackystatic void * 307198090Srdivackyad1816chan_init(kobj_t obj, void *devinfo, struct snd_dbuf *b, struct pcm_channel *c, int dir) 308204792Srdivacky{ 309204792Srdivacky struct ad1816_info *ad1816 = devinfo; 310198090Srdivacky struct ad1816_chinfo *ch = (dir == PCMDIR_PLAY)? &ad1816->pch : &ad1816->rch; 311198090Srdivacky 312198090Srdivacky ch->parent = ad1816; 313198090Srdivacky ch->channel = c; 314198090Srdivacky ch->buffer = b; 315198090Srdivacky if (sndbuf_alloc(ch->buffer, ad1816->parent_dmat, ad1816->bufsize) == -1) return NULL; 316198090Srdivacky return ch; 317198090Srdivacky} 318198090Srdivacky 319204792Srdivackystatic int 320198090Srdivackyad1816chan_setdir(kobj_t obj, void *data, int dir) 321218893Sdim{ 322218893Sdim struct ad1816_chinfo *ch = data; 323218893Sdim struct ad1816_info *ad1816 = ch->parent; 324218893Sdim 325218893Sdim sndbuf_isadmasetup(ch->buffer, (dir == PCMDIR_PLAY)? ad1816->drq1 : ad1816->drq2); 326218893Sdim ch->dir = dir; 327210299Sed return 0; 328210299Sed} 329210299Sed 330210299Sedstatic int 331210299Sedad1816chan_setformat(kobj_t obj, void *data, u_int32_t format) 332210299Sed{ 333210299Sed struct ad1816_chinfo *ch = data; 334210299Sed struct ad1816_info *ad1816 = ch->parent; 335198090Srdivacky int fmt = AD1816_U8, reg; 336198090Srdivacky 337198090Srdivacky ad1816_lock(ad1816); 338210299Sed if (ch->dir == PCMDIR_PLAY) { 339218893Sdim reg = AD1816_PLAY; 340210299Sed ad1816_write(ad1816, 8, 0x0000); /* reset base and current counter */ 341210299Sed ad1816_write(ad1816, 9, 0x0000); /* for playback and capture */ 342210299Sed } else { 343210299Sed reg = AD1816_CAPT; 344198090Srdivacky ad1816_write(ad1816, 10, 0x0000); 345198090Srdivacky ad1816_write(ad1816, 11, 0x0000); 346198090Srdivacky } 347210299Sed switch (format & ~AFMT_STEREO) { 348198090Srdivacky case AFMT_A_LAW: 349198090Srdivacky fmt = AD1816_ALAW; 350198090Srdivacky break; 351210299Sed 352210299Sed case AFMT_MU_LAW: 353198090Srdivacky fmt = AD1816_MULAW; 354210299Sed break; 355210299Sed 356198090Srdivacky case AFMT_S16_LE: 357198090Srdivacky fmt = AD1816_S16LE; 358198090Srdivacky break; 359218893Sdim 360198090Srdivacky case AFMT_S16_BE: 361198090Srdivacky fmt = AD1816_S16BE; 362198090Srdivacky break; 363198090Srdivacky 364218893Sdim case AFMT_U8: 365218893Sdim fmt = AD1816_U8; 366218893Sdim break; 367218893Sdim } 368218893Sdim if (format & AFMT_STEREO) fmt |= AD1816_STEREO; 369218893Sdim io_wr(ad1816, reg, fmt); 370218893Sdim ad1816_unlock(ad1816); 371218893Sdim return format; 372218893Sdim} 373198090Srdivacky 374218893Sdimstatic int 375218893Sdimad1816chan_setspeed(kobj_t obj, void *data, u_int32_t speed) 376218893Sdim{ 377218893Sdim struct ad1816_chinfo *ch = data; 378218893Sdim struct ad1816_info *ad1816 = ch->parent; 379218893Sdim 380218893Sdim RANGE(speed, 4000, 55200); 381218893Sdim ad1816_lock(ad1816); 382198090Srdivacky ad1816_write(ad1816, (ch->dir == PCMDIR_PLAY)? 2 : 3, speed); 383218893Sdim ad1816_unlock(ad1816); 384218893Sdim return speed; 385218893Sdim} 386218893Sdim 387218893Sdimstatic int 388218893Sdimad1816chan_setblocksize(kobj_t obj, void *data, u_int32_t blocksize) 389218893Sdim{ 390218893Sdim struct ad1816_chinfo *ch = data; 391218893Sdim 392198090Srdivacky ch->blksz = blocksize; 393218893Sdim return ch->blksz; 394218893Sdim} 395218893Sdim 396218893Sdimstatic int 397218893Sdimad1816chan_trigger(kobj_t obj, void *data, int go) 398218893Sdim{ 399218893Sdim struct ad1816_chinfo *ch = data; 400218893Sdim struct ad1816_info *ad1816 = ch->parent; 401218893Sdim int wr, reg; 402218893Sdim 403218893Sdim if (go == PCMTRIG_EMLDMAWR || go == PCMTRIG_EMLDMARD) 404218893Sdim return 0; 405218893Sdim 406218893Sdim sndbuf_isadma(ch->buffer, go); 407198090Srdivacky wr = (ch->dir == PCMDIR_PLAY); 408218893Sdim reg = wr? AD1816_PLAY : AD1816_CAPT; 409218893Sdim ad1816_lock(ad1816); 410218893Sdim switch (go) { 411218893Sdim case PCMTRIG_START: 412218893Sdim /* start only if not already running */ 413218893Sdim if (!(io_rd(ad1816, reg) & AD1816_ENABLE)) { 414218893Sdim int cnt = ((ch->blksz) >> 2) - 1; 415218893Sdim ad1816_write(ad1816, wr? 8 : 10, cnt); /* count */ 416198090Srdivacky ad1816_write(ad1816, wr? 9 : 11, 0); /* reset cur cnt */ 417218893Sdim ad1816_write(ad1816, 1, ad1816_read(ad1816, 1) | 418218893Sdim (wr? 0x8000 : 0x4000)); /* enable int */ 419218893Sdim /* enable playback */ 420218893Sdim io_wr(ad1816, reg, io_rd(ad1816, reg) | AD1816_ENABLE); 421218893Sdim if (!(io_rd(ad1816, reg) & AD1816_ENABLE)) 422218893Sdim printf("ad1816: failed to start %s DMA!\n", 423218893Sdim wr? "play" : "rec"); 424218893Sdim } 425218893Sdim break; 426218893Sdim 427218893Sdim case PCMTRIG_STOP: 428198090Srdivacky case PCMTRIG_ABORT: /* XXX check this... */ 429218893Sdim /* we don't test here if it is running... */ 430218893Sdim if (wr) { 431218893Sdim ad1816_write(ad1816, 1, ad1816_read(ad1816, 1) & 432198090Srdivacky ~(wr? 0x8000 : 0x4000)); 433218893Sdim /* disable int */ 434218893Sdim io_wr(ad1816, reg, io_rd(ad1816, reg) & ~AD1816_ENABLE); 435218893Sdim /* disable playback */ 436218893Sdim if (io_rd(ad1816, reg) & AD1816_ENABLE) 437198090Srdivacky printf("ad1816: failed to stop %s DMA!\n", 438218893Sdim wr? "play" : "rec"); 439218893Sdim ad1816_write(ad1816, wr? 8 : 10, 0); /* reset base cnt */ 440218893Sdim ad1816_write(ad1816, wr? 9 : 11, 0); /* reset cur cnt */ 441218893Sdim } 442198090Srdivacky break; 443218893Sdim } 444221345Sdim ad1816_unlock(ad1816); 445221345Sdim return 0; 446221345Sdim} 447221345Sdim 448221345Sdimstatic int 449221345Sdimad1816chan_getptr(kobj_t obj, void *data) 450198090Srdivacky{ 451218893Sdim struct ad1816_chinfo *ch = data; 452218893Sdim return sndbuf_isadmaptr(ch->buffer); 453218893Sdim} 454221345Sdim 455218893Sdimstatic struct pcmchan_caps * 456218893Sdimad1816chan_getcaps(kobj_t obj, void *data) 457218893Sdim{ 458218893Sdim return &ad1816_caps; 459198090Srdivacky} 460218893Sdim 461218893Sdimstatic kobj_method_t ad1816chan_methods[] = { 462218893Sdim KOBJMETHOD(channel_init, ad1816chan_init), 463218893Sdim KOBJMETHOD(channel_setdir, ad1816chan_setdir), 464198090Srdivacky KOBJMETHOD(channel_setformat, ad1816chan_setformat), 465218893Sdim KOBJMETHOD(channel_setspeed, ad1816chan_setspeed), 466218893Sdim KOBJMETHOD(channel_setblocksize, ad1816chan_setblocksize), 467218893Sdim KOBJMETHOD(channel_trigger, ad1816chan_trigger), 468218893Sdim KOBJMETHOD(channel_getptr, ad1816chan_getptr), 469218893Sdim KOBJMETHOD(channel_getcaps, ad1816chan_getcaps), 470218893Sdim { 0, 0 } 471218893Sdim}; 472218893SdimCHANNEL_DECLARE(ad1816chan); 473218893Sdim 474218893Sdim/* -------------------------------------------------------------------- */ 475198090Srdivacky 476218893Sdimstatic void 477218893Sdimad1816_release_resources(struct ad1816_info *ad1816, device_t dev) 478218893Sdim{ 479218893Sdim if (ad1816->irq) { 480218893Sdim if (ad1816->ih) 481218893Sdim bus_teardown_intr(dev, ad1816->irq, ad1816->ih); 482218893Sdim bus_release_resource(dev, SYS_RES_IRQ, ad1816->irq_rid, ad1816->irq); 483218893Sdim ad1816->irq = 0; 484218893Sdim } 485218893Sdim if (ad1816->drq1) { 486218893Sdim isa_dma_release(rman_get_start(ad1816->drq1)); 487218893Sdim bus_release_resource(dev, SYS_RES_DRQ, ad1816->drq1_rid, ad1816->drq1); 488218893Sdim ad1816->drq1 = 0; 489198090Srdivacky } 490218893Sdim if (ad1816->drq2) { 491218893Sdim isa_dma_release(rman_get_start(ad1816->drq2)); 492218893Sdim bus_release_resource(dev, SYS_RES_DRQ, ad1816->drq2_rid, ad1816->drq2); 493218893Sdim ad1816->drq2 = 0; 494198090Srdivacky } 495218893Sdim if (ad1816->io_base) { 496218893Sdim bus_release_resource(dev, SYS_RES_IOPORT, ad1816->io_rid, ad1816->io_base); 497218893Sdim ad1816->io_base = 0; 498210299Sed } 499218893Sdim if (ad1816->parent_dmat) { 500210299Sed bus_dma_tag_destroy(ad1816->parent_dmat); 501218893Sdim ad1816->parent_dmat = 0; 502218893Sdim } 503218893Sdim if (ad1816->lock) 504218893Sdim snd_mtxfree(ad1816->lock); 505218893Sdim 506210299Sed free(ad1816, M_DEVBUF); 507218893Sdim} 508218893Sdim 509198090Srdivackystatic int 510218893Sdimad1816_alloc_resources(struct ad1816_info *ad1816, device_t dev) 511218893Sdim{ 512218893Sdim int ok = 1, pdma, rdma; 513218893Sdim 514218893Sdim if (!ad1816->io_base) 515218893Sdim ad1816->io_base = bus_alloc_resource(dev, SYS_RES_IOPORT, &ad1816->io_rid, 516218893Sdim 0, ~0, 1, RF_ACTIVE); 517218893Sdim if (!ad1816->irq) 518221345Sdim ad1816->irq = bus_alloc_resource(dev, SYS_RES_IRQ, &ad1816->irq_rid, 519221345Sdim 0, ~0, 1, RF_ACTIVE); 520221345Sdim if (!ad1816->drq1) 521223017Sdim ad1816->drq1 = bus_alloc_resource(dev, SYS_RES_DRQ, &ad1816->drq1_rid, 522221345Sdim 0, ~0, 1, RF_ACTIVE); 523218893Sdim if (!ad1816->drq2) 524218893Sdim ad1816->drq2 = bus_alloc_resource(dev, SYS_RES_DRQ, &ad1816->drq2_rid, 525218893Sdim 0, ~0, 1, RF_ACTIVE); 526218893Sdim 527218893Sdim if (!ad1816->io_base || !ad1816->drq1 || !ad1816->irq) ok = 0; 528218893Sdim 529198090Srdivacky if (ok) { 530218893Sdim pdma = rman_get_start(ad1816->drq1); 531218893Sdim isa_dma_acquire(pdma); 532198090Srdivacky isa_dmainit(pdma, ad1816->bufsize); 533218893Sdim if (ad1816->drq2) { 534218893Sdim rdma = rman_get_start(ad1816->drq2); 535218893Sdim isa_dma_acquire(rdma); 536218893Sdim isa_dmainit(rdma, ad1816->bufsize); 537218893Sdim } else 538198090Srdivacky rdma = pdma; 539218893Sdim if (pdma == rdma) 540218893Sdim pcm_setflags(dev, pcm_getflags(dev) | SD_F_SIMPLEX); 541218893Sdim } 542218893Sdim 543198090Srdivacky return ok; 544218893Sdim} 545218893Sdim 546218893Sdimstatic int 547218893Sdimad1816_init(struct ad1816_info *ad1816, device_t dev) 548218893Sdim{ 549218893Sdim ad1816_write(ad1816, 1, 0x2); /* disable interrupts */ 550218893Sdim ad1816_write(ad1816, 32, 0x90F0); /* SoundSys Mode, split fmt */ 551218893Sdim 552218893Sdim ad1816_write(ad1816, 5, 0x8080); /* FM volume mute */ 553218893Sdim ad1816_write(ad1816, 6, 0x8080); /* I2S1 volume mute */ 554218893Sdim ad1816_write(ad1816, 7, 0x8080); /* I2S0 volume mute */ 555218893Sdim ad1816_write(ad1816, 17, 0x8888); /* VID Volume mute */ 556218893Sdim ad1816_write(ad1816, 20, 0x5050); /* recsrc mic, agc off */ 557218893Sdim /* adc gain is set to 0 */ 558218893Sdim 559198090Srdivacky return 0; 560218893Sdim} 561218893Sdim 562218893Sdimstatic int 563221345Sdimad1816_probe(device_t dev) 564218893Sdim{ 565218893Sdim char *s = NULL; 566210299Sed u_int32_t logical_id = isa_get_logicalid(dev); 567218893Sdim 568218893Sdim switch (logical_id) { 569218893Sdim case 0x80719304: /* ADS7180 */ 570218893Sdim s = "AD1816"; 571218893Sdim break; 572218893Sdim } 573218893Sdim 574218893Sdim if (s) { 575198090Srdivacky device_set_desc(dev, s); 576198090Srdivacky return 0; 577218893Sdim } 578218893Sdim return ENXIO; 579218893Sdim} 580218893Sdim 581218893Sdimstatic int 582198090Srdivackyad1816_attach(device_t dev) 583198090Srdivacky{ 584198090Srdivacky struct ad1816_info *ad1816; 585198090Srdivacky char status[SND_STATUSLEN], status2[SND_STATUSLEN]; 586198090Srdivacky 587198090Srdivacky ad1816 = (struct ad1816_info *)malloc(sizeof *ad1816, M_DEVBUF, M_NOWAIT | M_ZERO); 588198090Srdivacky if (!ad1816) return ENXIO; 589 590 ad1816->lock = snd_mtxcreate(device_get_nameunit(dev)); 591 ad1816->io_rid = 2; 592 ad1816->irq_rid = 0; 593 ad1816->drq1_rid = 0; 594 ad1816->drq2_rid = 1; 595 ad1816->bufsize = pcm_getbuffersize(dev, 4096, DSP_BUFFSIZE, 65536); 596 597 if (!ad1816_alloc_resources(ad1816, dev)) goto no; 598 ad1816_init(ad1816, dev); 599 if (mixer_init(dev, &ad1816mixer_class, ad1816)) goto no; 600 601 snd_setup_intr(dev, ad1816->irq, INTR_MPSAFE, ad1816_intr, ad1816, &ad1816->ih); 602 if (bus_dma_tag_create(/*parent*/NULL, /*alignment*/2, /*boundary*/0, 603 /*lowaddr*/BUS_SPACE_MAXADDR_24BIT, 604 /*highaddr*/BUS_SPACE_MAXADDR, 605 /*filter*/NULL, /*filterarg*/NULL, 606 /*maxsize*/ad1816->bufsize, /*nsegments*/1, 607 /*maxsegz*/0x3ffff, 608 /*flags*/0, &ad1816->parent_dmat) != 0) { 609 device_printf(dev, "unable to create dma tag\n"); 610 goto no; 611 } 612 if (ad1816->drq2) 613 snprintf(status2, SND_STATUSLEN, ":%ld", rman_get_start(ad1816->drq2)); 614 else 615 status2[0] = '\0'; 616 617 snprintf(status, SND_STATUSLEN, "at io 0x%lx irq %ld drq %ld%s bufsz %u", 618 rman_get_start(ad1816->io_base), 619 rman_get_start(ad1816->irq), 620 rman_get_start(ad1816->drq1), 621 status2, 622 ad1816->bufsize); 623 624 if (pcm_register(dev, ad1816, 1, 1)) goto no; 625 pcm_addchan(dev, PCMDIR_REC, &ad1816chan_class, ad1816); 626 pcm_addchan(dev, PCMDIR_PLAY, &ad1816chan_class, ad1816); 627 pcm_setstatus(dev, status); 628 629 return 0; 630no: 631 ad1816_release_resources(ad1816, dev); 632 633 return ENXIO; 634 635} 636 637static int 638ad1816_detach(device_t dev) 639{ 640 int r; 641 struct ad1816_info *ad1816; 642 643 r = pcm_unregister(dev); 644 if (r) 645 return r; 646 647 ad1816 = pcm_getdevinfo(dev); 648 ad1816_release_resources(ad1816, dev); 649 return 0; 650} 651 652static device_method_t ad1816_methods[] = { 653 /* Device interface */ 654 DEVMETHOD(device_probe, ad1816_probe), 655 DEVMETHOD(device_attach, ad1816_attach), 656 DEVMETHOD(device_detach, ad1816_detach), 657 658 { 0, 0 } 659}; 660 661static driver_t ad1816_driver = { 662 "pcm", 663 ad1816_methods, 664 PCM_SOFTC_SIZE, 665}; 666 667DRIVER_MODULE(snd_ad1816, isa, ad1816_driver, pcm_devclass, 0, 0); 668MODULE_DEPEND(snd_ad1816, snd_pcm, PCM_MINVER, PCM_PREFVER, PCM_MAXVER); 669MODULE_VERSION(snd_ad1816, 1); 670 671 672