sbdsp.c revision 1.139.2.1
1 /* $NetBSD: sbdsp.c,v 1.139.2.1 2019/04/21 06:17:02 isaki Exp $ */ 2 3 /*- 4 * Copyright (c) 1999, 2008 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Charles M. Hannum. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 * POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32 /* 33 * Copyright (c) 1991-1993 Regents of the University of California. 34 * All rights reserved. 35 * 36 * Redistribution and use in source and binary forms, with or without 37 * modification, are permitted provided that the following conditions 38 * are met: 39 * 1. Redistributions of source code must retain the above copyright 40 * notice, this list of conditions and the following disclaimer. 41 * 2. Redistributions in binary form must reproduce the above copyright 42 * notice, this list of conditions and the following disclaimer in the 43 * documentation and/or other materials provided with the distribution. 44 * 3. All advertising materials mentioning features or use of this software 45 * must display the following acknowledgement: 46 * This product includes software developed by the Computer Systems 47 * Engineering Group at Lawrence Berkeley Laboratory. 48 * 4. Neither the name of the University nor of the Laboratory may be used 49 * to endorse or promote products derived from this software without 50 * specific prior written permission. 51 * 52 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 53 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 54 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 55 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 56 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 57 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 58 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 59 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 60 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 61 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 62 * SUCH DAMAGE. 63 * 64 */ 65 66 /* 67 * SoundBlaster Pro code provided by John Kohl, based on lots of 68 * information he gleaned from Steve Haehnichen <steve (at) vigra.com>'s 69 * SBlast driver for 386BSD and DOS driver code from Daniel Sachs 70 * <sachs (at) meibm15.cen.uiuc.edu>. 71 * Lots of rewrites by Lennart Augustsson <augustss (at) cs.chalmers.se> 72 * with information from SB "Hardware Programming Guide" and the 73 * Linux drivers. 74 */ 75 76 #include <sys/cdefs.h> 77 __KERNEL_RCSID(0, "$NetBSD: sbdsp.c,v 1.139.2.1 2019/04/21 06:17:02 isaki Exp $"); 78 79 #include "midi.h" 80 #include "mpu.h" 81 82 #include <sys/param.h> 83 #include <sys/systm.h> 84 #include <sys/kernel.h> 85 #include <sys/errno.h> 86 #include <sys/ioctl.h> 87 #include <sys/syslog.h> 88 #include <sys/device.h> 89 #include <sys/proc.h> 90 #include <sys/buf.h> 91 #include <sys/malloc.h> 92 #include <sys/cpu.h> 93 #include <sys/intr.h> 94 #include <sys/bus.h> 95 96 #include <sys/audioio.h> 97 #include <dev/audio_if.h> 98 #include <dev/midi_if.h> 99 100 #include <dev/isa/isavar.h> 101 #include <dev/isa/isadmavar.h> 102 103 #include <dev/isa/sbreg.h> 104 #include <dev/isa/sbdspvar.h> 105 106 107 #ifdef AUDIO_DEBUG 108 #define DPRINTF(x) if (sbdspdebug) printf x 109 #define DPRINTFN(n,x) if (sbdspdebug >= (n)) printf x 110 int sbdspdebug = 0; 111 #else 112 #define DPRINTF(x) 113 #define DPRINTFN(n,x) 114 #endif 115 116 #ifndef SBDSP_NPOLL 117 #define SBDSP_NPOLL 3000 118 #endif 119 120 struct { 121 int wdsp; 122 int rdsp; 123 int wmidi; 124 } sberr; 125 126 /* 127 * Time constant routines follow. See SBK, section 12. 128 * Although they don't come out and say it (in the docs), 129 * the card clearly uses a 1MHz countdown timer, as the 130 * low-speed formula (p. 12-4) is: 131 * tc = 256 - 10^6 / sr 132 * In high-speed mode, the constant is the upper byte of a 16-bit counter, 133 * and a 256MHz clock is used: 134 * tc = 65536 - 256 * 10^ 6 / sr 135 * Since we can only use the upper byte of the HS TC, the two formulae 136 * are equivalent. (Why didn't they say so?) E.g., 137 * (65536 - 256 * 10 ^ 6 / x) >> 8 = 256 - 10^6 / x 138 * 139 * The crossover point (from low- to high-speed modes) is different 140 * for the SBPRO and SB20. The table on p. 12-5 gives the following data: 141 * 142 * SBPRO SB20 143 * ----- -------- 144 * input ls min 4 kHz 4 kHz 145 * input ls max 23 kHz 13 kHz 146 * input hs max 44.1 kHz 15 kHz 147 * output ls min 4 kHz 4 kHz 148 * output ls max 23 kHz 23 kHz 149 * output hs max 44.1 kHz 44.1 kHz 150 */ 151 /* XXX Should we round the tc? 152 #define SB_RATE_TO_TC(x) (((65536 - 256 * 1000000 / (x)) + 128) >> 8) 153 */ 154 #define SB_RATE_TO_TC(x) (256 - 1000000 / (x)) 155 #define SB_TC_TO_RATE(tc) (1000000 / (256 - (tc))) 156 157 struct sbmode { 158 short model; 159 u_char channels; 160 u_char precision; 161 u_short lowrate, highrate; 162 u_char cmd; 163 u_char halt, cont; 164 u_char cmdchan; 165 }; 166 static struct sbmode sbpmodes[] = { 167 { SB_1, 1, 8, 4000,22727,SB_DSP_WDMA ,SB_DSP_HALT ,SB_DSP_CONT, 0, }, 168 { SB_20, 1, 8, 4000,22727,SB_DSP_WDMA_LOOP,SB_DSP_HALT ,SB_DSP_CONT, 0, }, 169 { SB_2x, 1, 8,22727,45454,SB_DSP_HS_OUTPUT,SB_DSP_HALT ,SB_DSP_CONT, 0, }, 170 { SB_2x, 1, 8, 4000,22727,SB_DSP_WDMA_LOOP,SB_DSP_HALT ,SB_DSP_CONT, 0, }, 171 { SB_PRO, 1, 8,22727,45454,SB_DSP_HS_OUTPUT,SB_DSP_HALT ,SB_DSP_CONT, 0, }, 172 { SB_PRO, 1, 8, 4000,22727,SB_DSP_WDMA_LOOP,SB_DSP_HALT ,SB_DSP_CONT, 0, }, 173 { SB_PRO, 2, 8,11025,22727,SB_DSP_HS_OUTPUT,SB_DSP_HALT ,SB_DSP_CONT, 0, }, 174 /* Yes, we write the record mode to set 16-bit playback mode. weird, huh? */ 175 { SB_JAZZ,1, 8,22727,45454,SB_DSP_HS_OUTPUT,SB_DSP_HALT ,SB_DSP_CONT ,SB_DSP_RECORD_MONO }, 176 { SB_JAZZ,1, 8, 4000,22727,SB_DSP_WDMA_LOOP,SB_DSP_HALT ,SB_DSP_CONT ,SB_DSP_RECORD_MONO }, 177 { SB_JAZZ,2, 8,11025,22727,SB_DSP_HS_OUTPUT,SB_DSP_HALT ,SB_DSP_CONT ,SB_DSP_RECORD_STEREO }, 178 { SB_JAZZ,1,16,22727,45454,SB_DSP_HS_OUTPUT,SB_DSP_HALT ,SB_DSP_CONT ,JAZZ16_RECORD_MONO }, 179 { SB_JAZZ,1,16, 4000,22727,SB_DSP_WDMA_LOOP,SB_DSP_HALT ,SB_DSP_CONT ,JAZZ16_RECORD_MONO }, 180 { SB_JAZZ,2,16,11025,22727,SB_DSP_HS_OUTPUT,SB_DSP_HALT ,SB_DSP_CONT ,JAZZ16_RECORD_STEREO }, 181 { SB_16, 1, 8, 5000,49000,SB_DSP16_WDMA_8 ,SB_DSP_HALT ,SB_DSP_CONT, 0, }, 182 { SB_16, 2, 8, 5000,49000,SB_DSP16_WDMA_8 ,SB_DSP_HALT ,SB_DSP_CONT, 0, }, 183 #define PLAY16 15 /* must be the index of the next entry in the table */ 184 { SB_16, 1,16, 5000,49000,SB_DSP16_WDMA_16,SB_DSP16_HALT,SB_DSP16_CONT, 0, }, 185 { SB_16, 2,16, 5000,49000,SB_DSP16_WDMA_16,SB_DSP16_HALT,SB_DSP16_CONT, 0, }, 186 { .model = -1 } 187 }; 188 static struct sbmode sbrmodes[] = { 189 { SB_1, 1, 8, 4000,12987,SB_DSP_RDMA ,SB_DSP_HALT ,SB_DSP_CONT, 0, }, 190 { SB_20, 1, 8, 4000,12987,SB_DSP_RDMA_LOOP,SB_DSP_HALT ,SB_DSP_CONT, 0, }, 191 { SB_2x, 1, 8,12987,14925,SB_DSP_HS_INPUT ,SB_DSP_HALT ,SB_DSP_CONT, 0, }, 192 { SB_2x, 1, 8, 4000,12987,SB_DSP_RDMA_LOOP,SB_DSP_HALT ,SB_DSP_CONT, 0, }, 193 { SB_PRO, 1, 8,22727,45454,SB_DSP_HS_INPUT ,SB_DSP_HALT ,SB_DSP_CONT ,SB_DSP_RECORD_MONO }, 194 { SB_PRO, 1, 8, 4000,22727,SB_DSP_RDMA_LOOP,SB_DSP_HALT ,SB_DSP_CONT ,SB_DSP_RECORD_MONO }, 195 { SB_PRO, 2, 8,11025,22727,SB_DSP_HS_INPUT ,SB_DSP_HALT ,SB_DSP_CONT ,SB_DSP_RECORD_STEREO }, 196 { SB_JAZZ,1, 8,22727,45454,SB_DSP_HS_INPUT ,SB_DSP_HALT ,SB_DSP_CONT ,SB_DSP_RECORD_MONO }, 197 { SB_JAZZ,1, 8, 4000,22727,SB_DSP_RDMA_LOOP,SB_DSP_HALT ,SB_DSP_CONT ,SB_DSP_RECORD_MONO }, 198 { SB_JAZZ,2, 8,11025,22727,SB_DSP_HS_INPUT ,SB_DSP_HALT ,SB_DSP_CONT ,SB_DSP_RECORD_STEREO }, 199 { SB_JAZZ,1,16,22727,45454,SB_DSP_HS_INPUT ,SB_DSP_HALT ,SB_DSP_CONT ,JAZZ16_RECORD_MONO }, 200 { SB_JAZZ,1,16, 4000,22727,SB_DSP_RDMA_LOOP,SB_DSP_HALT ,SB_DSP_CONT ,JAZZ16_RECORD_MONO }, 201 { SB_JAZZ,2,16,11025,22727,SB_DSP_HS_INPUT ,SB_DSP_HALT ,SB_DSP_CONT ,JAZZ16_RECORD_STEREO }, 202 { SB_16, 1, 8, 5000,49000,SB_DSP16_RDMA_8 ,SB_DSP_HALT ,SB_DSP_CONT, 0, }, 203 { SB_16, 2, 8, 5000,49000,SB_DSP16_RDMA_8 ,SB_DSP_HALT ,SB_DSP_CONT, 0, }, 204 { SB_16, 1,16, 5000,49000,SB_DSP16_RDMA_16,SB_DSP16_HALT,SB_DSP16_CONT, 0, }, 205 { SB_16, 2,16, 5000,49000,SB_DSP16_RDMA_16,SB_DSP16_HALT,SB_DSP16_CONT, 0, }, 206 { .model = -1 } 207 }; 208 209 void sbversion(struct sbdsp_softc *); 210 void sbdsp_jazz16_probe(struct sbdsp_softc *); 211 void sbdsp_set_mixer_gain(struct sbdsp_softc *, int); 212 void sbdsp_pause(struct sbdsp_softc *); 213 int sbdsp_set_timeconst(struct sbdsp_softc *, int); 214 int sbdsp16_set_rate(struct sbdsp_softc *, int, int); 215 int sbdsp_set_in_ports(struct sbdsp_softc *, int); 216 void sbdsp_set_ifilter(void *, int); 217 int sbdsp_get_ifilter(void *); 218 219 int sbdsp_block_output(void *); 220 int sbdsp_block_input(void *); 221 static int sbdsp_adjust(int, int); 222 223 int sbdsp_midi_intr(void *); 224 225 static bool sbdsp_resume(device_t, const pmf_qual_t *); 226 227 #ifdef AUDIO_DEBUG 228 void sb_printsc(struct sbdsp_softc *); 229 230 void 231 sb_printsc(struct sbdsp_softc *sc) 232 { 233 int i; 234 235 printf("open %d DMA chan %d/%d %d/%d iobase 0x%x irq %d\n", 236 (int)sc->sc_open, sc->sc_i.run, sc->sc_o.run, 237 sc->sc_drq8, sc->sc_drq16, 238 sc->sc_iobase, sc->sc_irq); 239 printf("irate %d itc %x orate %d otc %x\n", 240 sc->sc_i.rate, sc->sc_i.tc, 241 sc->sc_o.rate, sc->sc_o.tc); 242 printf("spkron %u nintr %lu\n", 243 sc->spkr_state, sc->sc_interrupts); 244 printf("intr8 %p intr16 %p\n", 245 sc->sc_intr8, sc->sc_intr16); 246 printf("gain:"); 247 for (i = 0; i < SB_NDEVS; i++) 248 printf(" %u,%u", sc->gain[i][SB_LEFT], sc->gain[i][SB_RIGHT]); 249 printf("\n"); 250 } 251 #endif /* AUDIO_DEBUG */ 252 253 /* 254 * Probe / attach routines. 255 */ 256 257 /* 258 * Probe for the soundblaster hardware. 259 */ 260 int 261 sbdsp_probe(struct sbdsp_softc *sc, cfdata_t match) 262 { 263 264 if (sbdsp_reset(sc) < 0) { 265 DPRINTF(("sbdsp: couldn't reset card\n")); 266 return 0; 267 } 268 /* if flags set, go and probe the jazz16 stuff */ 269 if (match->cf_flags & 1) 270 sbdsp_jazz16_probe(sc); 271 else 272 sbversion(sc); 273 if (sc->sc_model == SB_UNK) { 274 /* Unknown SB model found. */ 275 DPRINTF(("sbdsp: unknown SB model found\n")); 276 return 0; 277 } 278 return 1; 279 } 280 281 /* 282 * Try add-on stuff for Jazz16. 283 */ 284 void 285 sbdsp_jazz16_probe(struct sbdsp_softc *sc) 286 { 287 static u_char jazz16_irq_conf[16] = { 288 -1, -1, 0x02, 0x03, 289 -1, 0x01, -1, 0x04, 290 -1, 0x02, 0x05, -1, 291 -1, -1, -1, 0x06}; 292 static u_char jazz16_drq_conf[8] = { 293 -1, 0x01, -1, 0x02, 294 -1, 0x03, -1, 0x04}; 295 296 bus_space_tag_t iot; 297 bus_space_handle_t ioh; 298 299 iot = sc->sc_iot; 300 sbversion(sc); 301 302 DPRINTF(("jazz16 probe\n")); 303 304 if (bus_space_map(iot, JAZZ16_CONFIG_PORT, 1, 0, &ioh)) { 305 DPRINTF(("bus map failed\n")); 306 return; 307 } 308 309 if (jazz16_drq_conf[sc->sc_drq8] == (u_char)-1 || 310 jazz16_irq_conf[sc->sc_irq] == (u_char)-1) { 311 DPRINTF(("drq/irq check failed\n")); 312 goto done; /* give up, we can't do it. */ 313 } 314 315 bus_space_write_1(iot, ioh, 0, JAZZ16_WAKEUP); 316 delay(10000); /* delay 10 ms */ 317 bus_space_write_1(iot, ioh, 0, JAZZ16_SETBASE); 318 bus_space_write_1(iot, ioh, 0, sc->sc_iobase & 0x70); 319 320 if (sbdsp_reset(sc) < 0) { 321 DPRINTF(("sbdsp_reset check failed\n")); 322 goto done; /* XXX? what else could we do? */ 323 } 324 325 if (sbdsp_wdsp(sc, JAZZ16_READ_VER)) { 326 DPRINTF(("read16 setup failed\n")); 327 goto done; 328 } 329 330 if (sbdsp_rdsp(sc) != JAZZ16_VER_JAZZ) { 331 DPRINTF(("read16 failed\n")); 332 goto done; 333 } 334 335 /* XXX set both 8 & 16-bit drq to same channel, it works fine. */ 336 sc->sc_drq16 = sc->sc_drq8; 337 if (sbdsp_wdsp(sc, JAZZ16_SET_DMAINTR) || 338 (sc->sc_drq16 >= 0 && 339 sbdsp_wdsp(sc, (jazz16_drq_conf[sc->sc_drq16] << 4) | 340 jazz16_drq_conf[sc->sc_drq8])) || 341 sbdsp_wdsp(sc, jazz16_irq_conf[sc->sc_irq])) { 342 DPRINTF(("sbdsp: can't write jazz16 probe stuff\n")); 343 } else { 344 DPRINTF(("jazz16 detected!\n")); 345 sc->sc_model = SB_JAZZ; 346 sc->sc_mixer_model = SBM_CT1345; /* XXX really? */ 347 } 348 349 done: 350 bus_space_unmap(iot, ioh, 1); 351 } 352 353 /* 354 * Attach hardware to driver, attach hardware driver to audio 355 * pseudo-device driver . 356 */ 357 void 358 sbdsp_attach(struct sbdsp_softc *sc) 359 { 360 int i, error; 361 u_int v; 362 363 mutex_enter(&sc->sc_lock); 364 mutex_spin_enter(&sc->sc_intr_lock); 365 366 sbdsp_set_in_ports(sc, 1 << SB_MIC_VOL); 367 368 if (sc->sc_mixer_model != SBM_NONE) { 369 /* Reset the mixer.*/ 370 sbdsp_mix_write(sc, SBP_MIX_RESET, SBP_MIX_RESET); 371 /* And set our own default values */ 372 for (i = 0; i < SB_NDEVS; i++) { 373 switch(i) { 374 case SB_MIC_VOL: 375 case SB_LINE_IN_VOL: 376 v = 0; 377 break; 378 case SB_BASS: 379 case SB_TREBLE: 380 v = SB_ADJUST_GAIN(sc, AUDIO_MAX_GAIN / 2); 381 break; 382 case SB_CD_IN_MUTE: 383 case SB_MIC_IN_MUTE: 384 case SB_LINE_IN_MUTE: 385 case SB_MIDI_IN_MUTE: 386 case SB_CD_SWAP: 387 case SB_MIC_SWAP: 388 case SB_LINE_SWAP: 389 case SB_MIDI_SWAP: 390 case SB_CD_OUT_MUTE: 391 case SB_MIC_OUT_MUTE: 392 case SB_LINE_OUT_MUTE: 393 v = 0; 394 break; 395 default: 396 v = SB_ADJUST_GAIN(sc, AUDIO_MAX_GAIN / 2); 397 break; 398 } 399 sc->gain[i][SB_LEFT] = sc->gain[i][SB_RIGHT] = v; 400 sbdsp_set_mixer_gain(sc, i); 401 } 402 sc->in_filter = 0; /* no filters turned on, please */ 403 } 404 405 mutex_spin_exit(&sc->sc_intr_lock); 406 mutex_exit(&sc->sc_lock); 407 408 aprint_naive("\n"); 409 aprint_normal(": dsp v%d.%02d%s\n", 410 SBVER_MAJOR(sc->sc_version), SBVER_MINOR(sc->sc_version), 411 sc->sc_model == SB_JAZZ ? ": <Jazz16>" : ""); 412 413 /* XXX It's not true full duplex. */ 414 sc->sc_fullduplex = 0; 415 416 if (sc->sc_drq8 != -1) { 417 sc->sc_drq8_maxsize = isa_dmamaxsize(sc->sc_ic, 418 sc->sc_drq8); 419 error = isa_dmamap_create(sc->sc_ic, sc->sc_drq8, 420 sc->sc_drq8_maxsize, BUS_DMA_WAITOK|BUS_DMA_ALLOCNOW); 421 if (error) { 422 aprint_error_dev(sc->sc_dev, 423 "can't create map for drq %d\n", sc->sc_drq8); 424 return; 425 } 426 } 427 428 if (sc->sc_drq16 != -1 && sc->sc_drq16 != sc->sc_drq8) { 429 sc->sc_drq16_maxsize = isa_dmamaxsize(sc->sc_ic, 430 sc->sc_drq16); 431 error = isa_dmamap_create(sc->sc_ic, sc->sc_drq16, 432 sc->sc_drq16_maxsize, BUS_DMA_WAITOK|BUS_DMA_ALLOCNOW); 433 if (error) { 434 aprint_error_dev(sc->sc_dev, 435 "can't create map for drq %d\n", sc->sc_drq16); 436 isa_dmamap_destroy(sc->sc_ic, sc->sc_drq8); 437 return; 438 } 439 } 440 441 if (!pmf_device_register(sc->sc_dev, NULL, sbdsp_resume)) 442 aprint_error_dev(sc->sc_dev, 443 "couldn't establish power handler\n"); 444 } 445 446 static bool 447 sbdsp_resume(device_t dv, const pmf_qual_t *qual) 448 { 449 struct sbdsp_softc *sc = device_private(dv); 450 451 /* Reset the mixer. */ 452 mutex_enter(&sc->sc_lock); 453 mutex_spin_enter(&sc->sc_intr_lock); 454 sbdsp_mix_write(sc, SBP_MIX_RESET, SBP_MIX_RESET); 455 mutex_spin_exit(&sc->sc_intr_lock); 456 mutex_exit(&sc->sc_lock); 457 458 return true; 459 } 460 461 void 462 sbdsp_mix_write(struct sbdsp_softc *sc, int mixerport, int val) 463 { 464 bus_space_tag_t iot; 465 bus_space_handle_t ioh; 466 467 iot = sc->sc_iot; 468 ioh = sc->sc_ioh; 469 bus_space_write_1(iot, ioh, SBP_MIXER_ADDR, mixerport); 470 delay(20); 471 bus_space_write_1(iot, ioh, SBP_MIXER_DATA, val); 472 delay(30); 473 } 474 475 int 476 sbdsp_mix_read(struct sbdsp_softc *sc, int mixerport) 477 { 478 bus_space_tag_t iot; 479 bus_space_handle_t ioh; 480 int val; 481 482 iot = sc->sc_iot; 483 ioh = sc->sc_ioh; 484 bus_space_write_1(iot, ioh, SBP_MIXER_ADDR, mixerport); 485 delay(20); 486 val = bus_space_read_1(iot, ioh, SBP_MIXER_DATA); 487 delay(30); 488 return val; 489 } 490 491 /* 492 * Various routines to interface to higher level audio driver 493 */ 494 495 int 496 sbdsp_query_encoding(void *addr, struct audio_encoding *fp) 497 { 498 struct sbdsp_softc *sc; 499 int emul; 500 501 sc = addr; 502 emul = ISSB16CLASS(sc) ? 0 : AUDIO_ENCODINGFLAG_EMULATED; 503 504 switch (fp->index) { 505 case 0: 506 strcpy(fp->name, AudioEulinear); 507 fp->encoding = AUDIO_ENCODING_ULINEAR; 508 fp->precision = 8; 509 fp->flags = 0; 510 return 0; 511 case 1: 512 strcpy(fp->name, AudioEmulaw); 513 fp->encoding = AUDIO_ENCODING_ULAW; 514 fp->precision = 8; 515 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 516 return 0; 517 case 2: 518 strcpy(fp->name, AudioEalaw); 519 fp->encoding = AUDIO_ENCODING_ALAW; 520 fp->precision = 8; 521 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 522 return 0; 523 case 3: 524 strcpy(fp->name, AudioEslinear); 525 fp->encoding = AUDIO_ENCODING_SLINEAR; 526 fp->precision = 8; 527 fp->flags = emul; 528 return 0; 529 } 530 if (!ISSB16CLASS(sc) && sc->sc_model != SB_JAZZ) 531 return EINVAL; 532 533 switch(fp->index) { 534 case 4: 535 strcpy(fp->name, AudioEslinear_le); 536 fp->encoding = AUDIO_ENCODING_SLINEAR_LE; 537 fp->precision = 16; 538 fp->flags = 0; 539 return 0; 540 case 5: 541 strcpy(fp->name, AudioEulinear_le); 542 fp->encoding = AUDIO_ENCODING_ULINEAR_LE; 543 fp->precision = 16; 544 fp->flags = emul; 545 return 0; 546 case 6: 547 strcpy(fp->name, AudioEslinear_be); 548 fp->encoding = AUDIO_ENCODING_SLINEAR_BE; 549 fp->precision = 16; 550 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 551 return 0; 552 case 7: 553 strcpy(fp->name, AudioEulinear_be); 554 fp->encoding = AUDIO_ENCODING_ULINEAR_BE; 555 fp->precision = 16; 556 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 557 return 0; 558 default: 559 return EINVAL; 560 } 561 return 0; 562 } 563 564 int 565 sbdsp_set_params( 566 void *addr, 567 int setmode, int usemode, 568 audio_params_t *play, audio_params_t *rec, 569 stream_filter_list_t *pfil, stream_filter_list_t *rfil) 570 { 571 struct sbdsp_softc *sc; 572 struct sbmode *m; 573 u_int rate, tc, bmode; 574 int model; 575 int chan; 576 struct audio_params *p; 577 audio_params_t hw __unused; 578 int mode; 579 580 sc = addr; 581 582 if (sc->sc_open == SB_OPEN_MIDI) 583 return EBUSY; 584 585 /* Later models work like SB16. */ 586 model = uimin(sc->sc_model, SB_16); 587 588 /* 589 * Prior to the SB16, we have only one clock, so make the sample 590 * rates match. 591 */ 592 if (!ISSB16CLASS(sc) && 593 play->sample_rate != rec->sample_rate && 594 usemode == (AUMODE_PLAY | AUMODE_RECORD)) { 595 if (setmode == AUMODE_PLAY) { 596 rec->sample_rate = play->sample_rate; 597 setmode |= AUMODE_RECORD; 598 } else if (setmode == AUMODE_RECORD) { 599 play->sample_rate = rec->sample_rate; 600 setmode |= AUMODE_PLAY; 601 } else 602 return EINVAL; 603 } 604 605 /* Set first record info, then play info */ 606 for (mode = AUMODE_RECORD; mode != -1; 607 mode = mode == AUMODE_RECORD ? AUMODE_PLAY : -1) { 608 if ((setmode & mode) == 0) 609 continue; 610 611 p = mode == AUMODE_PLAY ? play : rec; 612 /* Locate proper commands */ 613 for (m = mode == AUMODE_PLAY ? sbpmodes : sbrmodes; 614 m->model != -1; m++) { 615 if (model == m->model && 616 p->channels == m->channels && 617 p->precision == m->precision && 618 p->sample_rate >= m->lowrate && 619 p->sample_rate <= m->highrate) 620 break; 621 } 622 if (m->model == -1) 623 return EINVAL; 624 rate = p->sample_rate; 625 hw = *p; 626 tc = 1; 627 bmode = -1; 628 if (model == SB_16) { 629 switch (p->encoding) { 630 /* FALLTHROUGH */ 631 case AUDIO_ENCODING_SLINEAR: 632 case AUDIO_ENCODING_SLINEAR_LE: 633 bmode = SB_BMODE_SIGNED; 634 break; 635 636 default: 637 return EINVAL; 638 } 639 if (p->channels == 2) 640 bmode |= SB_BMODE_STEREO; 641 } else if (m->model == SB_JAZZ && m->precision == 16) { 642 switch (p->encoding) { 643 case AUDIO_ENCODING_SLINEAR: 644 case AUDIO_ENCODING_SLINEAR_LE: 645 break; 646 default: 647 return EINVAL; 648 } 649 tc = SB_RATE_TO_TC(p->sample_rate * p->channels); 650 p->sample_rate = SB_TC_TO_RATE(tc) / p->channels; 651 hw.sample_rate = p->sample_rate; 652 } else { 653 panic("ulinear8 not supported; use set_format."); 654 } 655 656 chan = m->precision == 16 ? sc->sc_drq16 : sc->sc_drq8; 657 if (mode == AUMODE_PLAY) { 658 sc->sc_o.rate = rate; 659 sc->sc_o.tc = tc; 660 sc->sc_o.modep = m; 661 sc->sc_o.bmode = bmode; 662 sc->sc_o.dmachan = chan; 663 } else { 664 sc->sc_i.rate = rate; 665 sc->sc_i.tc = tc; 666 sc->sc_i.modep = m; 667 sc->sc_i.bmode = bmode; 668 sc->sc_i.dmachan = chan; 669 } 670 671 DPRINTF(("sbdsp_set_params: model=%d, mode=%d, rate=%u, " 672 "prec=%d, chan=%d, enc=%d -> tc=%02x, cmd=%02x, " 673 "bmode=%02x, cmdchan=%02x\n", sc->sc_model, mode, 674 p->sample_rate, p->precision, p->channels, 675 p->encoding, tc, m->cmd, bmode, m->cmdchan)); 676 677 } 678 679 DPRINTF(("sbdsp_set_params ichan=%d, ochan=%d\n", 680 sc->sc_i.dmachan, sc->sc_o.dmachan)); 681 682 return 0; 683 } 684 685 void 686 sbdsp_set_ifilter(void *addr, int which) 687 { 688 struct sbdsp_softc *sc; 689 int mixval; 690 691 sc = addr; 692 693 mixval = sbdsp_mix_read(sc, SBP_INFILTER) & ~SBP_IFILTER_MASK; 694 switch (which) { 695 case 0: 696 mixval |= SBP_FILTER_OFF; 697 break; 698 case SB_TREBLE: 699 mixval |= SBP_FILTER_ON | SBP_IFILTER_HIGH; 700 break; 701 case SB_BASS: 702 mixval |= SBP_FILTER_ON | SBP_IFILTER_LOW; 703 break; 704 default: 705 return; 706 } 707 sc->in_filter = mixval & SBP_IFILTER_MASK; 708 sbdsp_mix_write(sc, SBP_INFILTER, mixval); 709 } 710 711 int 712 sbdsp_get_ifilter(void *addr) 713 { 714 struct sbdsp_softc *sc; 715 716 sc = addr; 717 sc->in_filter = 718 sbdsp_mix_read(sc, SBP_INFILTER) & SBP_IFILTER_MASK; 719 switch (sc->in_filter) { 720 case SBP_FILTER_ON|SBP_IFILTER_HIGH: 721 return SB_TREBLE; 722 case SBP_FILTER_ON|SBP_IFILTER_LOW: 723 return SB_BASS; 724 default: 725 return 0; 726 } 727 } 728 729 int 730 sbdsp_set_in_ports(struct sbdsp_softc *sc, int mask) 731 { 732 int bitsl, bitsr; 733 int sbport; 734 735 KASSERT(mutex_owned(&sc->sc_lock)); 736 KASSERT(mutex_owned(&sc->sc_intr_lock)); 737 738 if (sc->sc_open == SB_OPEN_MIDI) 739 return EBUSY; 740 741 DPRINTF(("sbdsp_set_in_ports: model=%d, mask=%x\n", 742 sc->sc_mixer_model, mask)); 743 744 switch(sc->sc_mixer_model) { 745 case SBM_NONE: 746 return EINVAL; 747 case SBM_CT1335: 748 if (mask != (1 << SB_MIC_VOL)) 749 return EINVAL; 750 break; 751 case SBM_CT1345: 752 switch (mask) { 753 case 1 << SB_MIC_VOL: 754 sbport = SBP_FROM_MIC; 755 break; 756 case 1 << SB_LINE_IN_VOL: 757 sbport = SBP_FROM_LINE; 758 break; 759 case 1 << SB_CD_VOL: 760 sbport = SBP_FROM_CD; 761 break; 762 default: 763 return EINVAL; 764 } 765 sbdsp_mix_write(sc, SBP_RECORD_SOURCE, sbport | sc->in_filter); 766 break; 767 case SBM_CT1XX5: 768 case SBM_CT1745: 769 if (mask & ~((1<<SB_MIDI_VOL) | (1<<SB_LINE_IN_VOL) | 770 (1<<SB_CD_VOL) | (1<<SB_MIC_VOL))) 771 return EINVAL; 772 bitsr = 0; 773 if (mask & (1<<SB_MIDI_VOL)) bitsr |= SBP_MIDI_SRC_R; 774 if (mask & (1<<SB_LINE_IN_VOL)) bitsr |= SBP_LINE_SRC_R; 775 if (mask & (1<<SB_CD_VOL)) bitsr |= SBP_CD_SRC_R; 776 bitsl = SB_SRC_R_TO_L(bitsr); 777 if (mask & (1<<SB_MIC_VOL)) { 778 bitsl |= SBP_MIC_SRC; 779 bitsr |= SBP_MIC_SRC; 780 } 781 sbdsp_mix_write(sc, SBP_RECORD_SOURCE_L, bitsl); 782 sbdsp_mix_write(sc, SBP_RECORD_SOURCE_R, bitsr); 783 break; 784 } 785 sc->in_mask = mask; 786 787 return 0; 788 } 789 790 int 791 sbdsp_speaker_ctl(void *addr, int newstate) 792 { 793 struct sbdsp_softc *sc; 794 795 sc = addr; 796 if (sc->sc_open == SB_OPEN_MIDI) 797 return EBUSY; 798 799 if ((newstate == SPKR_ON) && 800 (sc->spkr_state == SPKR_OFF)) { 801 sbdsp_spkron(sc); 802 sc->spkr_state = SPKR_ON; 803 } 804 if ((newstate == SPKR_OFF) && 805 (sc->spkr_state == SPKR_ON)) { 806 sbdsp_spkroff(sc); 807 sc->spkr_state = SPKR_OFF; 808 } 809 return 0; 810 } 811 812 int 813 sbdsp_round_blocksize(void *addr, int blk, int mode, 814 const audio_params_t *param) 815 { 816 return blk & -4; /* round to biggest sample size */ 817 } 818 819 int 820 sbdsp_open(void *addr, int flags) 821 { 822 struct sbdsp_softc *sc; 823 int error, state; 824 825 sc = addr; 826 DPRINTF(("sbdsp_open: sc=%p\n", sc)); 827 828 if (sc->sc_open != SB_CLOSED) 829 return EBUSY; 830 sc->sc_open = SB_OPEN_AUDIO; 831 state = 0; 832 833 if (sc->sc_drq8 != -1) { 834 error = isa_drq_alloc(sc->sc_ic, sc->sc_drq8); 835 if (error != 0) 836 goto bad; 837 state |= 1; 838 } 839 840 if (sc->sc_drq16 != -1 && sc->sc_drq16 != sc->sc_drq8) { 841 error = isa_drq_alloc(sc->sc_ic, sc->sc_drq16); 842 if (error != 0) 843 goto bad; 844 state |= 2; 845 } 846 847 848 if (sbdsp_reset(sc) != 0) { 849 error = EIO; 850 goto bad; 851 } 852 853 if (ISSBPRO(sc) && 854 sbdsp_wdsp(sc, SB_DSP_RECORD_MONO) < 0) { 855 DPRINTF(("sbdsp_open: can't set mono mode\n")); 856 /* we'll readjust when it's time for DMA. */ 857 } 858 859 /* 860 * Leave most things as they were; users must change things if 861 * the previous process didn't leave it they way they wanted. 862 * Looked at another way, it's easy to set up a configuration 863 * in one program and leave it for another to inherit. 864 */ 865 DPRINTF(("sbdsp_open: opened\n")); 866 867 return 0; 868 869 bad: 870 if (state & 1) 871 isa_drq_free(sc->sc_ic, sc->sc_drq8); 872 if (state & 2) 873 isa_drq_free(sc->sc_ic, sc->sc_drq16); 874 875 sc->sc_open = SB_CLOSED; 876 return error; 877 } 878 879 void 880 sbdsp_close(void *addr) 881 { 882 struct sbdsp_softc *sc; 883 884 sc = addr; 885 DPRINTF(("sbdsp_close: sc=%p\n", sc)); 886 887 sbdsp_spkroff(sc); 888 sc->spkr_state = SPKR_OFF; 889 890 sc->sc_intr8 = 0; 891 sc->sc_intr16 = 0; 892 893 if (sc->sc_drq8 != -1) 894 isa_drq_free(sc->sc_ic, sc->sc_drq8); 895 if (sc->sc_drq16 != -1 && sc->sc_drq16 != sc->sc_drq8) 896 isa_drq_free(sc->sc_ic, sc->sc_drq16); 897 898 sc->sc_open = SB_CLOSED; 899 DPRINTF(("sbdsp_close: closed\n")); 900 } 901 902 /* 903 * Lower-level routines 904 */ 905 906 /* 907 * Reset the card. 908 * Return non-zero if the card isn't detected. 909 */ 910 int 911 sbdsp_reset(struct sbdsp_softc *sc) 912 { 913 bus_space_tag_t iot; 914 bus_space_handle_t ioh; 915 916 iot = sc->sc_iot; 917 ioh = sc->sc_ioh; 918 sc->sc_intr8 = 0; 919 sc->sc_intr16 = 0; 920 sc->sc_intrm = 0; 921 922 /* 923 * See SBK, section 11.3. 924 * We pulse a reset signal into the card. 925 * Gee, what a brilliant hardware design. 926 */ 927 bus_space_write_1(iot, ioh, SBP_DSP_RESET, 1); 928 delay(10); 929 bus_space_write_1(iot, ioh, SBP_DSP_RESET, 0); 930 delay(30); 931 if (sbdsp_rdsp(sc) != SB_MAGIC) 932 return -1; 933 934 return 0; 935 } 936 937 /* 938 * Write a byte to the dsp. 939 * We are at the mercy of the card as we use a 940 * polling loop and wait until it can take the byte. 941 */ 942 int 943 sbdsp_wdsp(struct sbdsp_softc *sc, int v) 944 { 945 bus_space_tag_t iot; 946 bus_space_handle_t ioh; 947 int i; 948 u_char x; 949 950 iot = sc->sc_iot; 951 ioh = sc->sc_ioh; 952 for (i = SBDSP_NPOLL; --i >= 0; ) { 953 x = bus_space_read_1(iot, ioh, SBP_DSP_WSTAT); 954 delay(10); 955 if ((x & SB_DSP_BUSY) == 0) { 956 bus_space_write_1(iot, ioh, SBP_DSP_WRITE, v); 957 delay(10); 958 return 0; 959 } 960 } 961 ++sberr.wdsp; 962 return -1; 963 } 964 965 /* 966 * Read a byte from the DSP, using polling. 967 */ 968 int 969 sbdsp_rdsp(struct sbdsp_softc *sc) 970 { 971 bus_space_tag_t iot; 972 bus_space_handle_t ioh; 973 int i; 974 u_char x; 975 976 iot = sc->sc_iot; 977 ioh = sc->sc_ioh; 978 for (i = SBDSP_NPOLL; --i >= 0; ) { 979 x = bus_space_read_1(iot, ioh, SBP_DSP_RSTAT); 980 delay(10); 981 if (x & SB_DSP_READY) { 982 x = bus_space_read_1(iot, ioh, SBP_DSP_READ); 983 delay(10); 984 return x; 985 } 986 } 987 ++sberr.rdsp; 988 return -1; 989 } 990 991 void 992 sbdsp_pause(struct sbdsp_softc *sc) 993 { 994 995 KASSERT(mutex_owned(&sc->sc_intr_lock)); 996 mutex_spin_exit(&sc->sc_intr_lock); 997 (void)kpause("sbpause", false, hz/8, &sc->sc_lock); 998 mutex_spin_enter(&sc->sc_intr_lock); 999 } 1000 1001 /* 1002 * Turn on the speaker. The SBK documention says this operation 1003 * can take up to 1/10 of a second. Higher level layers should 1004 * probably let the task sleep for this amount of time after 1005 * calling here. Otherwise, things might not work (because 1006 * sbdsp_wdsp() and sbdsp_rdsp() will probably timeout.) 1007 * 1008 * These engineers had their heads up their ass when 1009 * they designed this card. 1010 */ 1011 void 1012 sbdsp_spkron(struct sbdsp_softc *sc) 1013 { 1014 1015 (void)sbdsp_wdsp(sc, SB_DSP_SPKR_ON); 1016 sbdsp_pause(sc); 1017 } 1018 1019 /* 1020 * Turn off the speaker; see comment above. 1021 */ 1022 void 1023 sbdsp_spkroff(struct sbdsp_softc *sc) 1024 { 1025 1026 (void)sbdsp_wdsp(sc, SB_DSP_SPKR_OFF); 1027 sbdsp_pause(sc); 1028 } 1029 1030 /* 1031 * Read the version number out of the card. 1032 * Store version information in the softc. 1033 */ 1034 void 1035 sbversion(struct sbdsp_softc *sc) 1036 { 1037 int v; 1038 1039 sc->sc_model = SB_UNK; 1040 sc->sc_version = 0; 1041 if (sbdsp_wdsp(sc, SB_DSP_VERSION) < 0) 1042 return; 1043 v = sbdsp_rdsp(sc) << 8; 1044 v |= sbdsp_rdsp(sc); 1045 if (v < 0) 1046 return; 1047 sc->sc_version = v; 1048 switch(SBVER_MAJOR(v)) { 1049 case 1: 1050 sc->sc_mixer_model = SBM_NONE; 1051 sc->sc_model = SB_1; 1052 break; 1053 case 2: 1054 /* Some SB2 have a mixer, some don't. */ 1055 sbdsp_mix_write(sc, SBP_1335_MASTER_VOL, 0x04); 1056 sbdsp_mix_write(sc, SBP_1335_MIDI_VOL, 0x06); 1057 /* Check if we can read back the mixer values. */ 1058 if ((sbdsp_mix_read(sc, SBP_1335_MASTER_VOL) & 0x0e) == 0x04 && 1059 (sbdsp_mix_read(sc, SBP_1335_MIDI_VOL) & 0x0e) == 0x06) 1060 sc->sc_mixer_model = SBM_CT1335; 1061 else 1062 sc->sc_mixer_model = SBM_NONE; 1063 if (SBVER_MINOR(v) == 0) 1064 sc->sc_model = SB_20; 1065 else 1066 sc->sc_model = SB_2x; 1067 break; 1068 case 3: 1069 sc->sc_mixer_model = SBM_CT1345; 1070 sc->sc_model = SB_PRO; 1071 break; 1072 case 4: 1073 #if 0 1074 /* XXX This does not work */ 1075 /* Most SB16 have a tone controls, but some don't. */ 1076 sbdsp_mix_write(sc, SB16P_TREBLE_L, 0x80); 1077 /* Check if we can read back the mixer value. */ 1078 if ((sbdsp_mix_read(sc, SB16P_TREBLE_L) & 0xf0) == 0x80) 1079 sc->sc_mixer_model = SBM_CT1745; 1080 else 1081 sc->sc_mixer_model = SBM_CT1XX5; 1082 #else 1083 sc->sc_mixer_model = SBM_CT1745; 1084 #endif 1085 #if 0 1086 /* XXX figure out a good way of determining the model */ 1087 /* XXX what about SB_32 */ 1088 if (SBVER_MINOR(v) == 16) 1089 sc->sc_model = SB_64; 1090 else 1091 #endif 1092 sc->sc_model = SB_16; 1093 break; 1094 } 1095 } 1096 1097 int 1098 sbdsp_set_timeconst(struct sbdsp_softc *sc, int tc) 1099 { 1100 1101 DPRINTF(("sbdsp_set_timeconst: sc=%p tc=%d\n", sc, tc)); 1102 if (sbdsp_wdsp(sc, SB_DSP_TIMECONST) < 0 || 1103 sbdsp_wdsp(sc, tc) < 0) 1104 return EIO; 1105 return 0; 1106 } 1107 1108 int 1109 sbdsp16_set_rate(struct sbdsp_softc *sc, int cmd, int rate) 1110 { 1111 1112 DPRINTF(("sbdsp16_set_rate: sc=%p cmd=0x%02x rate=%d\n", sc, cmd, 1113 rate)); 1114 if (sbdsp_wdsp(sc, cmd) < 0 || 1115 sbdsp_wdsp(sc, rate >> 8) < 0 || 1116 sbdsp_wdsp(sc, rate) < 0) 1117 return EIO; 1118 return 0; 1119 } 1120 1121 int 1122 sbdsp_trigger_input( 1123 void *addr, 1124 void *start, void *end, 1125 int blksize, 1126 void (*intr)(void *), 1127 void *arg, 1128 const audio_params_t *param) 1129 { 1130 struct sbdsp_softc *sc; 1131 int stereo; 1132 int width; 1133 int filter; 1134 1135 sc = addr; 1136 stereo = param->channels == 2; 1137 width = param->precision; 1138 #ifdef DIAGNOSTIC 1139 if (stereo && (blksize & 1)) { 1140 DPRINTF(("stereo record odd bytes (%d)\n", blksize)); 1141 return EIO; 1142 } 1143 if (sc->sc_i.run != SB_NOTRUNNING) 1144 printf("sbdsp_trigger_input: already running\n"); 1145 #endif 1146 1147 sc->sc_intrr = intr; 1148 sc->sc_argr = arg; 1149 1150 if (width == 8) { 1151 #ifdef DIAGNOSTIC 1152 if (sc->sc_i.dmachan != sc->sc_drq8) { 1153 printf("sbdsp_trigger_input: width=%d bad chan %d\n", 1154 width, sc->sc_i.dmachan); 1155 return EIO; 1156 } 1157 #endif 1158 sc->sc_intr8 = sbdsp_block_input; 1159 } else { 1160 #ifdef DIAGNOSTIC 1161 if (sc->sc_i.dmachan != sc->sc_drq16) { 1162 printf("sbdsp_trigger_input: width=%d bad chan %d\n", 1163 width, sc->sc_i.dmachan); 1164 return EIO; 1165 } 1166 #endif 1167 sc->sc_intr16 = sbdsp_block_input; 1168 } 1169 1170 if ((sc->sc_model == SB_JAZZ) ? (sc->sc_i.dmachan > 3) : (width == 16)) 1171 blksize >>= 1; 1172 --blksize; 1173 sc->sc_i.blksize = blksize; 1174 1175 if (ISSBPRO(sc)) { 1176 if (sbdsp_wdsp(sc, sc->sc_i.modep->cmdchan) < 0) 1177 return EIO; 1178 filter = stereo ? SBP_FILTER_OFF : sc->in_filter; 1179 sbdsp_mix_write(sc, SBP_INFILTER, 1180 (sbdsp_mix_read(sc, SBP_INFILTER) & ~SBP_IFILTER_MASK) | 1181 filter); 1182 } 1183 1184 if (ISSB16CLASS(sc)) { 1185 if (sbdsp16_set_rate(sc, SB_DSP16_INPUTRATE, sc->sc_i.rate)) { 1186 DPRINTF(("sbdsp_trigger_input: rate=%d set failed\n", 1187 sc->sc_i.rate)); 1188 return EIO; 1189 } 1190 } else { 1191 if (sbdsp_set_timeconst(sc, sc->sc_i.tc)) { 1192 DPRINTF(("sbdsp_trigger_input: tc=%d set failed\n", 1193 sc->sc_i.rate)); 1194 return EIO; 1195 } 1196 } 1197 1198 DPRINTF(("sbdsp: DMA start loop input start=%p end=%p chan=%d\n", 1199 start, end, sc->sc_i.dmachan)); 1200 isa_dmastart(sc->sc_ic, sc->sc_i.dmachan, start, 1201 (char *)end - (char *)start, NULL, 1202 DMAMODE_READ | DMAMODE_LOOPDEMAND, BUS_DMA_NOWAIT); 1203 1204 return sbdsp_block_input(addr); 1205 } 1206 1207 int 1208 sbdsp_block_input(void *addr) 1209 { 1210 struct sbdsp_softc *sc; 1211 int cc; 1212 1213 sc = addr; 1214 cc = sc->sc_i.blksize; 1215 DPRINTFN(2, ("sbdsp_block_input: sc=%p cc=%d\n", addr, cc)); 1216 1217 if (sc->sc_i.run != SB_NOTRUNNING) 1218 sc->sc_intrr(sc->sc_argr); 1219 1220 if (sc->sc_model == SB_1) { 1221 /* Non-looping mode, start DMA */ 1222 if (sbdsp_wdsp(sc, sc->sc_i.modep->cmd) < 0 || 1223 sbdsp_wdsp(sc, cc) < 0 || 1224 sbdsp_wdsp(sc, cc >> 8) < 0) { 1225 DPRINTF(("sbdsp_block_input: SB1 DMA start failed\n")); 1226 return EIO; 1227 } 1228 sc->sc_i.run = SB_RUNNING; 1229 } else if (sc->sc_i.run == SB_NOTRUNNING) { 1230 /* Initialize looping PCM */ 1231 if (ISSB16CLASS(sc)) { 1232 DPRINTFN(3, ("sbdsp16 input command cmd=0x%02x bmode=0x%02x cc=%d\n", 1233 sc->sc_i.modep->cmd, sc->sc_i.bmode, cc)); 1234 if (sbdsp_wdsp(sc, sc->sc_i.modep->cmd) < 0 || 1235 sbdsp_wdsp(sc, sc->sc_i.bmode) < 0 || 1236 sbdsp_wdsp(sc, cc) < 0 || 1237 sbdsp_wdsp(sc, cc >> 8) < 0) { 1238 DPRINTF(("sbdsp_block_input: SB16 DMA start failed\n")); 1239 return EIO; 1240 } 1241 } else { 1242 DPRINTF(("sbdsp_block_input: set blocksize=%d\n", cc)); 1243 if (sbdsp_wdsp(sc, SB_DSP_BLOCKSIZE) < 0 || 1244 sbdsp_wdsp(sc, cc) < 0 || 1245 sbdsp_wdsp(sc, cc >> 8) < 0) { 1246 DPRINTF(("sbdsp_block_input: SB2 DMA blocksize failed\n")); 1247 return EIO; 1248 } 1249 if (sbdsp_wdsp(sc, sc->sc_i.modep->cmd) < 0) { 1250 DPRINTF(("sbdsp_block_input: SB2 DMA start failed\n")); 1251 return EIO; 1252 } 1253 } 1254 sc->sc_i.run = SB_LOOPING; 1255 } 1256 1257 return 0; 1258 } 1259 1260 int 1261 sbdsp_trigger_output( 1262 void *addr, 1263 void *start, void *end, 1264 int blksize, 1265 void (*intr)(void *), 1266 void *arg, 1267 const audio_params_t *param) 1268 { 1269 struct sbdsp_softc *sc; 1270 int stereo; 1271 int width; 1272 int cmd; 1273 1274 sc = addr; 1275 stereo = param->channels == 2; 1276 width = param->precision; 1277 #ifdef DIAGNOSTIC 1278 if (stereo && (blksize & 1)) { 1279 DPRINTF(("stereo playback odd bytes (%d)\n", blksize)); 1280 return EIO; 1281 } 1282 if (sc->sc_o.run != SB_NOTRUNNING) 1283 printf("sbdsp_trigger_output: already running\n"); 1284 #endif 1285 1286 sc->sc_intrp = intr; 1287 sc->sc_argp = arg; 1288 1289 if (width == 8) { 1290 #ifdef DIAGNOSTIC 1291 if (sc->sc_o.dmachan != sc->sc_drq8) { 1292 printf("sbdsp_trigger_output: width=%d bad chan %d\n", 1293 width, sc->sc_o.dmachan); 1294 return EIO; 1295 } 1296 #endif 1297 sc->sc_intr8 = sbdsp_block_output; 1298 } else { 1299 #ifdef DIAGNOSTIC 1300 if (sc->sc_o.dmachan != sc->sc_drq16) { 1301 printf("sbdsp_trigger_output: width=%d bad chan %d\n", 1302 width, sc->sc_o.dmachan); 1303 return EIO; 1304 } 1305 #endif 1306 sc->sc_intr16 = sbdsp_block_output; 1307 } 1308 1309 if ((sc->sc_model == SB_JAZZ) ? (sc->sc_o.dmachan > 3) : (width == 16)) 1310 blksize >>= 1; 1311 --blksize; 1312 sc->sc_o.blksize = blksize; 1313 1314 if (ISSBPRO(sc)) { 1315 /* make sure we re-set stereo mixer bit when we start output. */ 1316 sbdsp_mix_write(sc, SBP_STEREO, 1317 (sbdsp_mix_read(sc, SBP_STEREO) & ~SBP_PLAYMODE_MASK) | 1318 (stereo ? SBP_PLAYMODE_STEREO : SBP_PLAYMODE_MONO)); 1319 cmd = sc->sc_o.modep->cmdchan; 1320 if (cmd && sbdsp_wdsp(sc, cmd) < 0) 1321 return EIO; 1322 } 1323 1324 if (ISSB16CLASS(sc)) { 1325 if (sbdsp16_set_rate(sc, SB_DSP16_OUTPUTRATE, sc->sc_o.rate)) { 1326 DPRINTF(("sbdsp_trigger_output: rate=%d set failed\n", 1327 sc->sc_o.rate)); 1328 return EIO; 1329 } 1330 } else { 1331 if (sbdsp_set_timeconst(sc, sc->sc_o.tc)) { 1332 DPRINTF(("sbdsp_trigger_output: tc=%d set failed\n", 1333 sc->sc_o.rate)); 1334 return EIO; 1335 } 1336 } 1337 1338 DPRINTF(("sbdsp: DMA start loop output start=%p end=%p chan=%d\n", 1339 start, end, sc->sc_o.dmachan)); 1340 isa_dmastart(sc->sc_ic, sc->sc_o.dmachan, start, 1341 (char *)end - (char *)start, NULL, 1342 DMAMODE_WRITE | DMAMODE_LOOPDEMAND, BUS_DMA_NOWAIT); 1343 1344 return sbdsp_block_output(addr); 1345 } 1346 1347 int 1348 sbdsp_block_output(void *addr) 1349 { 1350 struct sbdsp_softc *sc; 1351 int cc; 1352 1353 sc = addr; 1354 cc = sc->sc_o.blksize; 1355 DPRINTFN(2, ("sbdsp_block_output: sc=%p cc=%d\n", addr, cc)); 1356 1357 if (sc->sc_o.run != SB_NOTRUNNING) 1358 sc->sc_intrp(sc->sc_argp); 1359 1360 if (sc->sc_model == SB_1) { 1361 /* Non-looping mode, initialized. Start DMA and PCM */ 1362 if (sbdsp_wdsp(sc, sc->sc_o.modep->cmd) < 0 || 1363 sbdsp_wdsp(sc, cc) < 0 || 1364 sbdsp_wdsp(sc, cc >> 8) < 0) { 1365 DPRINTF(("sbdsp_block_output: SB1 DMA start failed\n")); 1366 return EIO; 1367 } 1368 sc->sc_o.run = SB_RUNNING; 1369 } else if (sc->sc_o.run == SB_NOTRUNNING) { 1370 /* Initialize looping PCM */ 1371 if (ISSB16CLASS(sc)) { 1372 DPRINTF(("sbdsp_block_output: SB16 cmd=0x%02x bmode=0x%02x cc=%d\n", 1373 sc->sc_o.modep->cmd,sc->sc_o.bmode, cc)); 1374 if (sbdsp_wdsp(sc, sc->sc_o.modep->cmd) < 0 || 1375 sbdsp_wdsp(sc, sc->sc_o.bmode) < 0 || 1376 sbdsp_wdsp(sc, cc) < 0 || 1377 sbdsp_wdsp(sc, cc >> 8) < 0) { 1378 DPRINTF(("sbdsp_block_output: SB16 DMA start failed\n")); 1379 return EIO; 1380 } 1381 } else { 1382 DPRINTF(("sbdsp_block_output: set blocksize=%d\n", cc)); 1383 if (sbdsp_wdsp(sc, SB_DSP_BLOCKSIZE) < 0 || 1384 sbdsp_wdsp(sc, cc) < 0 || 1385 sbdsp_wdsp(sc, cc >> 8) < 0) { 1386 DPRINTF(("sbdsp_block_output: SB2 DMA blocksize failed\n")); 1387 return EIO; 1388 } 1389 if (sbdsp_wdsp(sc, sc->sc_o.modep->cmd) < 0) { 1390 DPRINTF(("sbdsp_block_output: SB2 DMA start failed\n")); 1391 return EIO; 1392 } 1393 } 1394 sc->sc_o.run = SB_LOOPING; 1395 } 1396 1397 return 0; 1398 } 1399 1400 int 1401 sbdsp_halt_output(void *addr) 1402 { 1403 struct sbdsp_softc *sc; 1404 1405 sc = addr; 1406 if (sc->sc_o.run != SB_NOTRUNNING) { 1407 if (sbdsp_wdsp(sc, sc->sc_o.modep->halt) < 0) 1408 printf("sbdsp_halt_output: failed to halt\n"); 1409 isa_dmaabort(sc->sc_ic, sc->sc_o.dmachan); 1410 sc->sc_o.run = SB_NOTRUNNING; 1411 } 1412 return 0; 1413 } 1414 1415 int 1416 sbdsp_halt_input(void *addr) 1417 { 1418 struct sbdsp_softc *sc; 1419 1420 sc = addr; 1421 if (sc->sc_i.run != SB_NOTRUNNING) { 1422 if (sbdsp_wdsp(sc, sc->sc_i.modep->halt) < 0) 1423 printf("sbdsp_halt_input: failed to halt\n"); 1424 isa_dmaabort(sc->sc_ic, sc->sc_i.dmachan); 1425 sc->sc_i.run = SB_NOTRUNNING; 1426 } 1427 return 0; 1428 } 1429 1430 /* 1431 * Only the DSP unit on the sound blaster generates interrupts. 1432 * There are three cases of interrupt: reception of a midi byte 1433 * (when mode is enabled), completion of DMA transmission, or 1434 * completion of a DMA reception. 1435 * 1436 * If there is interrupt sharing or a spurious interrupt occurs 1437 * there is no way to distinguish this on an SB2. So if you have 1438 * an SB2 and experience problems, buy an SB16 (it's only $40). 1439 */ 1440 int 1441 sbdsp_intr(void *arg) 1442 { 1443 struct sbdsp_softc *sc = arg; 1444 #if NMPU > 0 1445 struct mpu_softc *sc_mpu = device_private(sc->sc_mpudev); 1446 #endif 1447 u_char irq; 1448 1449 DPRINTFN(2, ("sbdsp_intr: intr8=%p, intr16=%p\n", 1450 sc->sc_intr8, sc->sc_intr16)); 1451 1452 mutex_spin_enter(&sc->sc_intr_lock); 1453 if (ISSB16CLASS(sc)) { 1454 irq = sbdsp_mix_read(sc, SBP_IRQ_STATUS); 1455 if ((irq & (SBP_IRQ_DMA8 | SBP_IRQ_DMA16 | SBP_IRQ_MPU401)) 1456 == 0) { 1457 mutex_spin_exit(&sc->sc_intr_lock); 1458 DPRINTF(("sbdsp_intr: Spurious interrupt 0x%x\n", irq)); 1459 return 0; 1460 } 1461 } else { 1462 /* XXXX CHECK FOR INTERRUPT */ 1463 irq = SBP_IRQ_DMA8; 1464 } 1465 1466 sc->sc_interrupts++; 1467 delay(10); /* XXX why? */ 1468 1469 /* clear interrupt */ 1470 if (irq & SBP_IRQ_DMA8) { 1471 bus_space_read_1(sc->sc_iot, sc->sc_ioh, SBP_DSP_IRQACK8); 1472 if (sc->sc_intr8) 1473 sc->sc_intr8(arg); 1474 } 1475 if (irq & SBP_IRQ_DMA16) { 1476 bus_space_read_1(sc->sc_iot, sc->sc_ioh, SBP_DSP_IRQACK16); 1477 if (sc->sc_intr16) 1478 sc->sc_intr16(arg); 1479 } 1480 #if NMPU > 0 1481 if ((irq & SBP_IRQ_MPU401) && sc_mpu) { 1482 mpu_intr(sc_mpu); 1483 } 1484 #endif 1485 1486 mutex_spin_exit(&sc->sc_intr_lock); 1487 return 1; 1488 } 1489 1490 /* Like val & mask, but make sure the result is correctly rounded. */ 1491 #define MAXVAL 256 1492 static int 1493 sbdsp_adjust(int val, int mask) 1494 { 1495 1496 val += (MAXVAL - mask) >> 1; 1497 if (val >= MAXVAL) 1498 val = MAXVAL-1; 1499 return val & mask; 1500 } 1501 1502 void 1503 sbdsp_set_mixer_gain(struct sbdsp_softc *sc, int port) 1504 { 1505 int src, gain; 1506 1507 KASSERT(mutex_owned(&sc->sc_lock)); 1508 KASSERT(mutex_owned(&sc->sc_intr_lock)); 1509 1510 switch(sc->sc_mixer_model) { 1511 case SBM_NONE: 1512 return; 1513 case SBM_CT1335: 1514 gain = SB_1335_GAIN(sc->gain[port][SB_LEFT]); 1515 switch(port) { 1516 case SB_MASTER_VOL: 1517 src = SBP_1335_MASTER_VOL; 1518 break; 1519 case SB_MIDI_VOL: 1520 src = SBP_1335_MIDI_VOL; 1521 break; 1522 case SB_CD_VOL: 1523 src = SBP_1335_CD_VOL; 1524 break; 1525 case SB_VOICE_VOL: 1526 src = SBP_1335_VOICE_VOL; 1527 gain = SB_1335_MASTER_GAIN(sc->gain[port][SB_LEFT]); 1528 break; 1529 default: 1530 return; 1531 } 1532 sbdsp_mix_write(sc, src, gain); 1533 break; 1534 case SBM_CT1345: 1535 gain = SB_STEREO_GAIN(sc->gain[port][SB_LEFT], 1536 sc->gain[port][SB_RIGHT]); 1537 switch (port) { 1538 case SB_MIC_VOL: 1539 src = SBP_MIC_VOL; 1540 gain = SB_MIC_GAIN(sc->gain[port][SB_LEFT]); 1541 break; 1542 case SB_MASTER_VOL: 1543 src = SBP_MASTER_VOL; 1544 break; 1545 case SB_LINE_IN_VOL: 1546 src = SBP_LINE_VOL; 1547 break; 1548 case SB_VOICE_VOL: 1549 src = SBP_VOICE_VOL; 1550 break; 1551 case SB_MIDI_VOL: 1552 src = SBP_MIDI_VOL; 1553 break; 1554 case SB_CD_VOL: 1555 src = SBP_CD_VOL; 1556 break; 1557 default: 1558 return; 1559 } 1560 sbdsp_mix_write(sc, src, gain); 1561 break; 1562 case SBM_CT1XX5: 1563 case SBM_CT1745: 1564 switch (port) { 1565 case SB_MIC_VOL: 1566 src = SB16P_MIC_L; 1567 break; 1568 case SB_MASTER_VOL: 1569 src = SB16P_MASTER_L; 1570 break; 1571 case SB_LINE_IN_VOL: 1572 src = SB16P_LINE_L; 1573 break; 1574 case SB_VOICE_VOL: 1575 src = SB16P_VOICE_L; 1576 break; 1577 case SB_MIDI_VOL: 1578 src = SB16P_MIDI_L; 1579 break; 1580 case SB_CD_VOL: 1581 src = SB16P_CD_L; 1582 break; 1583 case SB_INPUT_GAIN: 1584 src = SB16P_INPUT_GAIN_L; 1585 break; 1586 case SB_OUTPUT_GAIN: 1587 src = SB16P_OUTPUT_GAIN_L; 1588 break; 1589 case SB_TREBLE: 1590 src = SB16P_TREBLE_L; 1591 break; 1592 case SB_BASS: 1593 src = SB16P_BASS_L; 1594 break; 1595 case SB_PCSPEAKER: 1596 sbdsp_mix_write(sc, SB16P_PCSPEAKER, 1597 sc->gain[port][SB_LEFT]); 1598 return; 1599 default: 1600 return; 1601 } 1602 sbdsp_mix_write(sc, src, sc->gain[port][SB_LEFT]); 1603 sbdsp_mix_write(sc, SB16P_L_TO_R(src), 1604 sc->gain[port][SB_RIGHT]); 1605 break; 1606 } 1607 } 1608 1609 int 1610 sbdsp_mixer_set_port(void *addr, mixer_ctrl_t *cp) 1611 { 1612 struct sbdsp_softc *sc; 1613 int lgain, rgain; 1614 int mask, bits; 1615 int lmask, rmask, lbits, rbits; 1616 int mute, swap; 1617 int error; 1618 1619 sc = addr; 1620 1621 KASSERT(mutex_owned(&sc->sc_lock)); 1622 1623 if (sc->sc_open == SB_OPEN_MIDI) 1624 return EBUSY; 1625 1626 DPRINTF(("sbdsp_mixer_set_port: port=%d num_channels=%d\n", cp->dev, 1627 cp->un.value.num_channels)); 1628 1629 if (sc->sc_mixer_model == SBM_NONE) 1630 return EINVAL; 1631 1632 mutex_spin_enter(&sc->sc_intr_lock); 1633 error = 0; 1634 1635 switch (cp->dev) { 1636 case SB_TREBLE: 1637 case SB_BASS: 1638 if (sc->sc_mixer_model == SBM_CT1345 || 1639 sc->sc_mixer_model == SBM_CT1XX5) { 1640 if (cp->type != AUDIO_MIXER_ENUM) { 1641 mutex_spin_exit(&sc->sc_intr_lock); 1642 return EINVAL; 1643 } 1644 switch (cp->dev) { 1645 case SB_TREBLE: 1646 sbdsp_set_ifilter(addr, 1647 cp->un.ord ? SB_TREBLE : 0); 1648 mutex_spin_exit(&sc->sc_intr_lock); 1649 return 0; 1650 case SB_BASS: 1651 sbdsp_set_ifilter(addr, 1652 cp->un.ord ? SB_BASS : 0); 1653 mutex_spin_exit(&sc->sc_intr_lock); 1654 return 0; 1655 } 1656 } 1657 /* FALLTHROUGH */ 1658 case SB_PCSPEAKER: 1659 case SB_INPUT_GAIN: 1660 case SB_OUTPUT_GAIN: 1661 if (!ISSBM1745(sc)) { 1662 error = EINVAL; 1663 break; 1664 } 1665 /* FALLTHROUGH */ 1666 case SB_MIC_VOL: 1667 case SB_LINE_IN_VOL: 1668 if (sc->sc_mixer_model == SBM_CT1335) { 1669 error = EINVAL; 1670 break; 1671 } 1672 /* FALLTHROUGH */ 1673 case SB_VOICE_VOL: 1674 case SB_MIDI_VOL: 1675 case SB_CD_VOL: 1676 case SB_MASTER_VOL: 1677 if (cp->type != AUDIO_MIXER_VALUE) { 1678 error = EINVAL; 1679 break; 1680 } 1681 1682 /* 1683 * All the mixer ports are stereo except for the microphone. 1684 * If we get a single-channel gain value passed in, then we 1685 * duplicate it to both left and right channels. 1686 */ 1687 1688 switch (cp->dev) { 1689 case SB_MIC_VOL: 1690 if (cp->un.value.num_channels != 1) { 1691 error = EINVAL; 1692 break; 1693 } 1694 1695 lgain = rgain = SB_ADJUST_MIC_GAIN(sc, 1696 cp->un.value.level[AUDIO_MIXER_LEVEL_MONO]); 1697 break; 1698 case SB_PCSPEAKER: 1699 if (cp->un.value.num_channels != 1) { 1700 error = EINVAL; 1701 break; 1702 } 1703 /* FALLTHROUGH */ 1704 case SB_INPUT_GAIN: 1705 case SB_OUTPUT_GAIN: 1706 lgain = rgain = SB_ADJUST_2_GAIN(sc, 1707 cp->un.value.level[AUDIO_MIXER_LEVEL_MONO]); 1708 break; 1709 default: 1710 switch (cp->un.value.num_channels) { 1711 case 1: 1712 lgain = rgain = SB_ADJUST_GAIN(sc, 1713 cp->un.value.level[AUDIO_MIXER_LEVEL_MONO]); 1714 break; 1715 case 2: 1716 if (sc->sc_mixer_model == SBM_CT1335) { 1717 error = EINVAL; 1718 break; 1719 } 1720 lgain = SB_ADJUST_GAIN(sc, 1721 cp->un.value.level[AUDIO_MIXER_LEVEL_LEFT]); 1722 rgain = SB_ADJUST_GAIN(sc, 1723 cp->un.value.level[AUDIO_MIXER_LEVEL_RIGHT]); 1724 break; 1725 default: 1726 error = EINVAL; 1727 break; 1728 } 1729 break; 1730 } 1731 if (error == 0) { 1732 sc->gain[cp->dev][SB_LEFT] = lgain; 1733 sc->gain[cp->dev][SB_RIGHT] = rgain; 1734 sbdsp_set_mixer_gain(sc, cp->dev); 1735 } 1736 break; 1737 1738 case SB_RECORD_SOURCE: 1739 if (ISSBM1745(sc)) { 1740 if (cp->type != AUDIO_MIXER_SET) 1741 error = EINVAL; 1742 else 1743 error = sbdsp_set_in_ports(sc, cp->un.mask); 1744 } else { 1745 if (cp->type != AUDIO_MIXER_ENUM) 1746 error = EINVAL; 1747 else { 1748 sc->in_port = cp->un.ord; 1749 error = sbdsp_set_in_ports(sc, 1 << cp->un.ord); 1750 } 1751 } 1752 break; 1753 1754 case SB_AGC: 1755 if (!ISSBM1745(sc) || cp->type != AUDIO_MIXER_ENUM) 1756 error = EINVAL; 1757 else 1758 sbdsp_mix_write(sc, SB16P_AGC, cp->un.ord & 1); 1759 break; 1760 1761 case SB_CD_OUT_MUTE: 1762 mask = SB16P_SW_CD; 1763 goto omute; 1764 case SB_MIC_OUT_MUTE: 1765 mask = SB16P_SW_MIC; 1766 goto omute; 1767 case SB_LINE_OUT_MUTE: 1768 mask = SB16P_SW_LINE; 1769 omute: 1770 if (cp->type != AUDIO_MIXER_ENUM) { 1771 error = EINVAL; 1772 break; 1773 } 1774 bits = sbdsp_mix_read(sc, SB16P_OSWITCH); 1775 sc->gain[cp->dev][SB_LR] = cp->un.ord != 0; 1776 if (cp->un.ord) 1777 bits = bits & ~mask; 1778 else 1779 bits = bits | mask; 1780 sbdsp_mix_write(sc, SB16P_OSWITCH, bits); 1781 break; 1782 1783 case SB_MIC_IN_MUTE: 1784 case SB_MIC_SWAP: 1785 lmask = rmask = SB16P_SW_MIC; 1786 goto imute; 1787 case SB_CD_IN_MUTE: 1788 case SB_CD_SWAP: 1789 lmask = SB16P_SW_CD_L; 1790 rmask = SB16P_SW_CD_R; 1791 goto imute; 1792 case SB_LINE_IN_MUTE: 1793 case SB_LINE_SWAP: 1794 lmask = SB16P_SW_LINE_L; 1795 rmask = SB16P_SW_LINE_R; 1796 goto imute; 1797 case SB_MIDI_IN_MUTE: 1798 case SB_MIDI_SWAP: 1799 lmask = SB16P_SW_MIDI_L; 1800 rmask = SB16P_SW_MIDI_R; 1801 imute: 1802 if (cp->type != AUDIO_MIXER_ENUM) { 1803 error = EINVAL; 1804 break; 1805 } 1806 mask = lmask | rmask; 1807 lbits = sbdsp_mix_read(sc, SB16P_ISWITCH_L) & ~mask; 1808 rbits = sbdsp_mix_read(sc, SB16P_ISWITCH_R) & ~mask; 1809 sc->gain[cp->dev][SB_LR] = cp->un.ord != 0; 1810 if (SB_IS_IN_MUTE(cp->dev)) { 1811 mute = cp->dev; 1812 swap = mute - SB_CD_IN_MUTE + SB_CD_SWAP; 1813 } else { 1814 swap = cp->dev; 1815 mute = swap + SB_CD_IN_MUTE - SB_CD_SWAP; 1816 } 1817 if (sc->gain[swap][SB_LR]) { 1818 mask = lmask; 1819 lmask = rmask; 1820 rmask = mask; 1821 } 1822 if (!sc->gain[mute][SB_LR]) { 1823 lbits = lbits | lmask; 1824 rbits = rbits | rmask; 1825 } 1826 sbdsp_mix_write(sc, SB16P_ISWITCH_L, lbits); 1827 sbdsp_mix_write(sc, SB16P_ISWITCH_L, rbits); 1828 break; 1829 1830 default: 1831 error = EINVAL; 1832 break; 1833 } 1834 1835 mutex_spin_exit(&sc->sc_intr_lock); 1836 return error; 1837 } 1838 1839 int 1840 sbdsp_mixer_get_port(void *addr, mixer_ctrl_t *cp) 1841 { 1842 struct sbdsp_softc *sc; 1843 1844 sc = addr; 1845 1846 KASSERT(mutex_owned(&sc->sc_lock)); 1847 1848 if (sc->sc_open == SB_OPEN_MIDI) 1849 return EBUSY; 1850 1851 DPRINTF(("sbdsp_mixer_get_port: port=%d\n", cp->dev)); 1852 1853 if (sc->sc_mixer_model == SBM_NONE) 1854 return EINVAL; 1855 1856 mutex_spin_enter(&sc->sc_intr_lock); 1857 1858 switch (cp->dev) { 1859 case SB_TREBLE: 1860 case SB_BASS: 1861 if (sc->sc_mixer_model == SBM_CT1345 || 1862 sc->sc_mixer_model == SBM_CT1XX5) { 1863 switch (cp->dev) { 1864 case SB_TREBLE: 1865 cp->un.ord = sbdsp_get_ifilter(addr) == SB_TREBLE; 1866 mutex_spin_exit(&sc->sc_intr_lock); 1867 return 0; 1868 case SB_BASS: 1869 cp->un.ord = sbdsp_get_ifilter(addr) == SB_BASS; 1870 mutex_spin_exit(&sc->sc_intr_lock); 1871 return 0; 1872 } 1873 } 1874 /* FALLTHROUGH */ 1875 case SB_PCSPEAKER: 1876 case SB_INPUT_GAIN: 1877 case SB_OUTPUT_GAIN: 1878 if (!ISSBM1745(sc)) { 1879 mutex_spin_exit(&sc->sc_intr_lock); 1880 return EINVAL; 1881 } 1882 /* FALLTHROUGH */ 1883 case SB_MIC_VOL: 1884 case SB_LINE_IN_VOL: 1885 if (sc->sc_mixer_model == SBM_CT1335) { 1886 mutex_spin_exit(&sc->sc_intr_lock); 1887 return EINVAL; 1888 } 1889 /* FALLTHROUGH */ 1890 case SB_VOICE_VOL: 1891 case SB_MIDI_VOL: 1892 case SB_CD_VOL: 1893 case SB_MASTER_VOL: 1894 switch (cp->dev) { 1895 case SB_MIC_VOL: 1896 case SB_PCSPEAKER: 1897 if (cp->un.value.num_channels != 1) { 1898 mutex_spin_exit(&sc->sc_intr_lock); 1899 return EINVAL; 1900 } 1901 /* FALLTHROUGH */ 1902 default: 1903 switch (cp->un.value.num_channels) { 1904 case 1: 1905 cp->un.value.level[AUDIO_MIXER_LEVEL_MONO] = 1906 sc->gain[cp->dev][SB_LEFT]; 1907 break; 1908 case 2: 1909 cp->un.value.level[AUDIO_MIXER_LEVEL_LEFT] = 1910 sc->gain[cp->dev][SB_LEFT]; 1911 cp->un.value.level[AUDIO_MIXER_LEVEL_RIGHT] = 1912 sc->gain[cp->dev][SB_RIGHT]; 1913 break; 1914 default: 1915 mutex_spin_exit(&sc->sc_intr_lock); 1916 return EINVAL; 1917 } 1918 break; 1919 } 1920 break; 1921 1922 case SB_RECORD_SOURCE: 1923 if (ISSBM1745(sc)) 1924 cp->un.mask = sc->in_mask; 1925 else 1926 cp->un.ord = sc->in_port; 1927 break; 1928 1929 case SB_AGC: 1930 if (!ISSBM1745(sc)) { 1931 mutex_spin_exit(&sc->sc_intr_lock); 1932 return EINVAL; 1933 } 1934 cp->un.ord = sbdsp_mix_read(sc, SB16P_AGC); 1935 break; 1936 1937 case SB_CD_IN_MUTE: 1938 case SB_MIC_IN_MUTE: 1939 case SB_LINE_IN_MUTE: 1940 case SB_MIDI_IN_MUTE: 1941 case SB_CD_SWAP: 1942 case SB_MIC_SWAP: 1943 case SB_LINE_SWAP: 1944 case SB_MIDI_SWAP: 1945 case SB_CD_OUT_MUTE: 1946 case SB_MIC_OUT_MUTE: 1947 case SB_LINE_OUT_MUTE: 1948 cp->un.ord = sc->gain[cp->dev][SB_LR]; 1949 break; 1950 1951 default: 1952 mutex_spin_exit(&sc->sc_intr_lock); 1953 return EINVAL; 1954 } 1955 1956 mutex_spin_exit(&sc->sc_intr_lock); 1957 1958 return 0; 1959 } 1960 1961 int 1962 sbdsp_mixer_query_devinfo(void *addr, mixer_devinfo_t *dip) 1963 { 1964 struct sbdsp_softc *sc = addr; 1965 int chan, class, is1745; 1966 1967 sc = addr; 1968 DPRINTF(("sbdsp_mixer_query_devinfo: model=%d index=%d\n", 1969 sc->sc_mixer_model, dip->index)); 1970 1971 KASSERT(mutex_owned(&sc->sc_lock)); 1972 1973 if (sc->sc_mixer_model == SBM_NONE) 1974 return ENXIO; 1975 1976 chan = sc->sc_mixer_model == SBM_CT1335 ? 1 : 2; 1977 is1745 = ISSBM1745(sc); 1978 class = is1745 ? SB_INPUT_CLASS : SB_OUTPUT_CLASS; 1979 1980 switch (dip->index) { 1981 case SB_MASTER_VOL: 1982 dip->type = AUDIO_MIXER_VALUE; 1983 dip->mixer_class = SB_OUTPUT_CLASS; 1984 dip->prev = dip->next = AUDIO_MIXER_LAST; 1985 strcpy(dip->label.name, AudioNmaster); 1986 dip->un.v.num_channels = chan; 1987 strcpy(dip->un.v.units.name, AudioNvolume); 1988 return 0; 1989 case SB_MIDI_VOL: 1990 dip->type = AUDIO_MIXER_VALUE; 1991 dip->mixer_class = class; 1992 dip->prev = AUDIO_MIXER_LAST; 1993 dip->next = is1745 ? SB_MIDI_IN_MUTE : AUDIO_MIXER_LAST; 1994 strcpy(dip->label.name, AudioNfmsynth); 1995 dip->un.v.num_channels = chan; 1996 strcpy(dip->un.v.units.name, AudioNvolume); 1997 return 0; 1998 case SB_CD_VOL: 1999 dip->type = AUDIO_MIXER_VALUE; 2000 dip->mixer_class = class; 2001 dip->prev = AUDIO_MIXER_LAST; 2002 dip->next = is1745 ? SB_CD_IN_MUTE : AUDIO_MIXER_LAST; 2003 strcpy(dip->label.name, AudioNcd); 2004 dip->un.v.num_channels = chan; 2005 strcpy(dip->un.v.units.name, AudioNvolume); 2006 return 0; 2007 case SB_VOICE_VOL: 2008 dip->type = AUDIO_MIXER_VALUE; 2009 dip->mixer_class = class; 2010 dip->prev = AUDIO_MIXER_LAST; 2011 dip->next = AUDIO_MIXER_LAST; 2012 strcpy(dip->label.name, AudioNdac); 2013 dip->un.v.num_channels = chan; 2014 strcpy(dip->un.v.units.name, AudioNvolume); 2015 return 0; 2016 case SB_OUTPUT_CLASS: 2017 dip->type = AUDIO_MIXER_CLASS; 2018 dip->mixer_class = SB_OUTPUT_CLASS; 2019 dip->next = dip->prev = AUDIO_MIXER_LAST; 2020 strcpy(dip->label.name, AudioCoutputs); 2021 return 0; 2022 } 2023 2024 if (sc->sc_mixer_model == SBM_CT1335) 2025 return ENXIO; 2026 2027 switch (dip->index) { 2028 case SB_MIC_VOL: 2029 dip->type = AUDIO_MIXER_VALUE; 2030 dip->mixer_class = class; 2031 dip->prev = AUDIO_MIXER_LAST; 2032 dip->next = is1745 ? SB_MIC_IN_MUTE : AUDIO_MIXER_LAST; 2033 strcpy(dip->label.name, AudioNmicrophone); 2034 dip->un.v.num_channels = 1; 2035 strcpy(dip->un.v.units.name, AudioNvolume); 2036 return 0; 2037 2038 case SB_LINE_IN_VOL: 2039 dip->type = AUDIO_MIXER_VALUE; 2040 dip->mixer_class = class; 2041 dip->prev = AUDIO_MIXER_LAST; 2042 dip->next = is1745 ? SB_LINE_IN_MUTE : AUDIO_MIXER_LAST; 2043 strcpy(dip->label.name, AudioNline); 2044 dip->un.v.num_channels = 2; 2045 strcpy(dip->un.v.units.name, AudioNvolume); 2046 return 0; 2047 2048 case SB_RECORD_SOURCE: 2049 dip->mixer_class = SB_RECORD_CLASS; 2050 dip->prev = dip->next = AUDIO_MIXER_LAST; 2051 strcpy(dip->label.name, AudioNsource); 2052 if (ISSBM1745(sc)) { 2053 dip->type = AUDIO_MIXER_SET; 2054 dip->un.s.num_mem = 4; 2055 strcpy(dip->un.s.member[0].label.name, AudioNmicrophone); 2056 dip->un.s.member[0].mask = 1 << SB_MIC_VOL; 2057 strcpy(dip->un.s.member[1].label.name, AudioNcd); 2058 dip->un.s.member[1].mask = 1 << SB_CD_VOL; 2059 strcpy(dip->un.s.member[2].label.name, AudioNline); 2060 dip->un.s.member[2].mask = 1 << SB_LINE_IN_VOL; 2061 strcpy(dip->un.s.member[3].label.name, AudioNfmsynth); 2062 dip->un.s.member[3].mask = 1 << SB_MIDI_VOL; 2063 } else { 2064 dip->type = AUDIO_MIXER_ENUM; 2065 dip->un.e.num_mem = 3; 2066 strcpy(dip->un.e.member[0].label.name, AudioNmicrophone); 2067 dip->un.e.member[0].ord = SB_MIC_VOL; 2068 strcpy(dip->un.e.member[1].label.name, AudioNcd); 2069 dip->un.e.member[1].ord = SB_CD_VOL; 2070 strcpy(dip->un.e.member[2].label.name, AudioNline); 2071 dip->un.e.member[2].ord = SB_LINE_IN_VOL; 2072 } 2073 return 0; 2074 2075 case SB_BASS: 2076 dip->prev = dip->next = AUDIO_MIXER_LAST; 2077 strcpy(dip->label.name, AudioNbass); 2078 if (sc->sc_mixer_model == SBM_CT1745) { 2079 dip->type = AUDIO_MIXER_VALUE; 2080 dip->mixer_class = SB_EQUALIZATION_CLASS; 2081 dip->un.v.num_channels = 2; 2082 strcpy(dip->un.v.units.name, AudioNbass); 2083 } else { 2084 dip->type = AUDIO_MIXER_ENUM; 2085 dip->mixer_class = SB_INPUT_CLASS; 2086 dip->un.e.num_mem = 2; 2087 strcpy(dip->un.e.member[0].label.name, AudioNoff); 2088 dip->un.e.member[0].ord = 0; 2089 strcpy(dip->un.e.member[1].label.name, AudioNon); 2090 dip->un.e.member[1].ord = 1; 2091 } 2092 return 0; 2093 2094 case SB_TREBLE: 2095 dip->prev = dip->next = AUDIO_MIXER_LAST; 2096 strcpy(dip->label.name, AudioNtreble); 2097 if (sc->sc_mixer_model == SBM_CT1745) { 2098 dip->type = AUDIO_MIXER_VALUE; 2099 dip->mixer_class = SB_EQUALIZATION_CLASS; 2100 dip->un.v.num_channels = 2; 2101 strcpy(dip->un.v.units.name, AudioNtreble); 2102 } else { 2103 dip->type = AUDIO_MIXER_ENUM; 2104 dip->mixer_class = SB_INPUT_CLASS; 2105 dip->un.e.num_mem = 2; 2106 strcpy(dip->un.e.member[0].label.name, AudioNoff); 2107 dip->un.e.member[0].ord = 0; 2108 strcpy(dip->un.e.member[1].label.name, AudioNon); 2109 dip->un.e.member[1].ord = 1; 2110 } 2111 return 0; 2112 2113 case SB_RECORD_CLASS: /* record source class */ 2114 dip->type = AUDIO_MIXER_CLASS; 2115 dip->mixer_class = SB_RECORD_CLASS; 2116 dip->next = dip->prev = AUDIO_MIXER_LAST; 2117 strcpy(dip->label.name, AudioCrecord); 2118 return 0; 2119 2120 case SB_INPUT_CLASS: 2121 dip->type = AUDIO_MIXER_CLASS; 2122 dip->mixer_class = SB_INPUT_CLASS; 2123 dip->next = dip->prev = AUDIO_MIXER_LAST; 2124 strcpy(dip->label.name, AudioCinputs); 2125 return 0; 2126 2127 } 2128 2129 if (sc->sc_mixer_model == SBM_CT1345) 2130 return ENXIO; 2131 2132 switch(dip->index) { 2133 case SB_PCSPEAKER: 2134 dip->type = AUDIO_MIXER_VALUE; 2135 dip->mixer_class = SB_INPUT_CLASS; 2136 dip->prev = dip->next = AUDIO_MIXER_LAST; 2137 strcpy(dip->label.name, "pc_speaker"); 2138 dip->un.v.num_channels = 1; 2139 strcpy(dip->un.v.units.name, AudioNvolume); 2140 return 0; 2141 2142 case SB_INPUT_GAIN: 2143 dip->type = AUDIO_MIXER_VALUE; 2144 dip->mixer_class = SB_INPUT_CLASS; 2145 dip->prev = dip->next = AUDIO_MIXER_LAST; 2146 strcpy(dip->label.name, AudioNinput); 2147 dip->un.v.num_channels = 2; 2148 strcpy(dip->un.v.units.name, AudioNvolume); 2149 return 0; 2150 2151 case SB_OUTPUT_GAIN: 2152 dip->type = AUDIO_MIXER_VALUE; 2153 dip->mixer_class = SB_OUTPUT_CLASS; 2154 dip->prev = dip->next = AUDIO_MIXER_LAST; 2155 strcpy(dip->label.name, AudioNoutput); 2156 dip->un.v.num_channels = 2; 2157 strcpy(dip->un.v.units.name, AudioNvolume); 2158 return 0; 2159 2160 case SB_AGC: 2161 dip->type = AUDIO_MIXER_ENUM; 2162 dip->mixer_class = SB_INPUT_CLASS; 2163 dip->prev = dip->next = AUDIO_MIXER_LAST; 2164 strcpy(dip->label.name, "agc"); 2165 dip->un.e.num_mem = 2; 2166 strcpy(dip->un.e.member[0].label.name, AudioNoff); 2167 dip->un.e.member[0].ord = 0; 2168 strcpy(dip->un.e.member[1].label.name, AudioNon); 2169 dip->un.e.member[1].ord = 1; 2170 return 0; 2171 2172 case SB_EQUALIZATION_CLASS: 2173 dip->type = AUDIO_MIXER_CLASS; 2174 dip->mixer_class = SB_EQUALIZATION_CLASS; 2175 dip->next = dip->prev = AUDIO_MIXER_LAST; 2176 strcpy(dip->label.name, AudioCequalization); 2177 return 0; 2178 2179 case SB_CD_IN_MUTE: 2180 dip->prev = SB_CD_VOL; 2181 dip->next = SB_CD_SWAP; 2182 dip->mixer_class = SB_INPUT_CLASS; 2183 goto mute; 2184 2185 case SB_MIC_IN_MUTE: 2186 dip->prev = SB_MIC_VOL; 2187 dip->next = SB_MIC_SWAP; 2188 dip->mixer_class = SB_INPUT_CLASS; 2189 goto mute; 2190 2191 case SB_LINE_IN_MUTE: 2192 dip->prev = SB_LINE_IN_VOL; 2193 dip->next = SB_LINE_SWAP; 2194 dip->mixer_class = SB_INPUT_CLASS; 2195 goto mute; 2196 2197 case SB_MIDI_IN_MUTE: 2198 dip->prev = SB_MIDI_VOL; 2199 dip->next = SB_MIDI_SWAP; 2200 dip->mixer_class = SB_INPUT_CLASS; 2201 goto mute; 2202 2203 case SB_CD_SWAP: 2204 dip->prev = SB_CD_IN_MUTE; 2205 dip->next = SB_CD_OUT_MUTE; 2206 goto swap; 2207 2208 case SB_MIC_SWAP: 2209 dip->prev = SB_MIC_IN_MUTE; 2210 dip->next = SB_MIC_OUT_MUTE; 2211 goto swap; 2212 2213 case SB_LINE_SWAP: 2214 dip->prev = SB_LINE_IN_MUTE; 2215 dip->next = SB_LINE_OUT_MUTE; 2216 goto swap; 2217 2218 case SB_MIDI_SWAP: 2219 dip->prev = SB_MIDI_IN_MUTE; 2220 dip->next = AUDIO_MIXER_LAST; 2221 swap: 2222 dip->mixer_class = SB_INPUT_CLASS; 2223 strcpy(dip->label.name, AudioNswap); 2224 goto mute1; 2225 2226 case SB_CD_OUT_MUTE: 2227 dip->prev = SB_CD_SWAP; 2228 dip->next = AUDIO_MIXER_LAST; 2229 dip->mixer_class = SB_OUTPUT_CLASS; 2230 goto mute; 2231 2232 case SB_MIC_OUT_MUTE: 2233 dip->prev = SB_MIC_SWAP; 2234 dip->next = AUDIO_MIXER_LAST; 2235 dip->mixer_class = SB_OUTPUT_CLASS; 2236 goto mute; 2237 2238 case SB_LINE_OUT_MUTE: 2239 dip->prev = SB_LINE_SWAP; 2240 dip->next = AUDIO_MIXER_LAST; 2241 dip->mixer_class = SB_OUTPUT_CLASS; 2242 mute: 2243 strcpy(dip->label.name, AudioNmute); 2244 mute1: 2245 dip->type = AUDIO_MIXER_ENUM; 2246 dip->un.e.num_mem = 2; 2247 strcpy(dip->un.e.member[0].label.name, AudioNoff); 2248 dip->un.e.member[0].ord = 0; 2249 strcpy(dip->un.e.member[1].label.name, AudioNon); 2250 dip->un.e.member[1].ord = 1; 2251 return 0; 2252 2253 } 2254 2255 return ENXIO; 2256 } 2257 2258 void * 2259 sb_malloc(void *addr, int direction, size_t size) 2260 { 2261 struct sbdsp_softc *sc; 2262 int drq; 2263 2264 sc = addr; 2265 if (sc->sc_drq8 != -1) 2266 drq = sc->sc_drq8; 2267 else 2268 drq = sc->sc_drq16; 2269 return isa_malloc(sc->sc_ic, drq, size, M_DEVBUF, M_WAITOK); 2270 } 2271 2272 void 2273 sb_free(void *addr, void *ptr, size_t size) 2274 { 2275 2276 isa_free(ptr, M_DEVBUF); 2277 } 2278 2279 size_t 2280 sb_round_buffersize(void *addr, int direction, size_t size) 2281 { 2282 struct sbdsp_softc *sc; 2283 bus_size_t maxsize; 2284 2285 sc = addr; 2286 if (sc->sc_drq8 != -1) 2287 maxsize = sc->sc_drq8_maxsize; 2288 else 2289 maxsize = sc->sc_drq16_maxsize; 2290 2291 if (size > maxsize) 2292 size = maxsize; 2293 return size; 2294 } 2295 2296 paddr_t 2297 sb_mappage(void *addr, void *mem, off_t off, int prot) 2298 { 2299 2300 return isa_mappage(mem, off, prot); 2301 } 2302 2303 int 2304 sbdsp_get_props(void *addr) 2305 { 2306 struct sbdsp_softc *sc; 2307 2308 sc = addr; 2309 return AUDIO_PROP_MMAP | AUDIO_PROP_INDEPENDENT | 2310 (sc->sc_fullduplex ? AUDIO_PROP_FULLDUPLEX : 0); 2311 } 2312 2313 void 2314 sbdsp_get_locks(void *addr, kmutex_t **intr, kmutex_t **proc) 2315 { 2316 struct sbdsp_softc *sc; 2317 2318 sc = addr; 2319 *intr = &sc->sc_intr_lock; 2320 *proc = &sc->sc_lock; 2321 } 2322 2323 #if NMPU > 0 2324 /* 2325 * MIDI related routines. 2326 */ 2327 2328 int 2329 sbdsp_midi_open(void *addr, int flags, void (*iintr)(void *, int), 2330 void (*ointr)(void *), void *arg) 2331 { 2332 struct sbdsp_softc *sc; 2333 2334 sc = addr; 2335 DPRINTF(("sbdsp_midi_open: sc=%p\n", sc)); 2336 2337 if (sc->sc_open != SB_CLOSED) 2338 return EBUSY; 2339 if (sbdsp_reset(sc) != 0) 2340 return EIO; 2341 2342 sc->sc_open = SB_OPEN_MIDI; 2343 2344 if (sc->sc_model >= SB_20) 2345 if (sbdsp_wdsp(sc, SB_MIDI_UART_INTR)) /* enter UART mode */ 2346 return EIO; 2347 2348 sc->sc_intr8 = sbdsp_midi_intr; 2349 sc->sc_intrm = iintr; 2350 sc->sc_argm = arg; 2351 2352 return 0; 2353 } 2354 2355 void 2356 sbdsp_midi_close(void *addr) 2357 { 2358 struct sbdsp_softc *sc; 2359 2360 sc = addr; 2361 DPRINTF(("sbdsp_midi_close: sc=%p\n", sc)); 2362 2363 if (sc->sc_model >= SB_20) 2364 sbdsp_reset(sc); /* exit UART mode */ 2365 2366 sc->sc_intrm = 0; 2367 sc->sc_open = SB_CLOSED; 2368 } 2369 2370 int 2371 sbdsp_midi_output(void *addr, int d) 2372 { 2373 struct sbdsp_softc *sc; 2374 2375 sc = addr; 2376 if (sc->sc_model < SB_20 && sbdsp_wdsp(sc, SB_MIDI_WRITE)) 2377 return EIO; 2378 if (sbdsp_wdsp(sc, d)) 2379 return EIO; 2380 return 0; 2381 } 2382 2383 void 2384 sbdsp_midi_getinfo(void *addr, struct midi_info *mi) 2385 { 2386 struct sbdsp_softc *sc; 2387 2388 sc = addr; 2389 mi->name = sc->sc_model < SB_20 ? "SB MIDI cmd" : "SB MIDI UART"; 2390 mi->props = MIDI_PROP_CAN_INPUT; 2391 } 2392 2393 int 2394 sbdsp_midi_intr(void *addr) 2395 { 2396 struct sbdsp_softc *sc; 2397 2398 sc = addr; 2399 2400 KASSERT(mutex_owned(&sc->sc_intr_lock)); 2401 2402 sc->sc_intrm(sc->sc_argm, sbdsp_rdsp(sc)); 2403 return (0); 2404 } 2405 #endif 2406
Indexes created Thu Oct 23 22:10:10 GMT 2025