1 /* $NetBSD: snapper.c,v 1.54 2020/04/11 01:42:56 macallan Exp $ */ 2 /* Id: snapper.c,v 1.11 2002/10/31 17:42:13 tsubai Exp */ 3 /* Id: i2s.c,v 1.12 2005/01/15 14:32:35 tsubai Exp */ 4 5 /*- 6 * Copyright (c) 2002, 2003 Tsubai Masanari. All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 3. The name of the author may not be used to endorse or promote products 17 * derived from this software without specific prior written permission. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 20 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 21 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 22 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 23 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 24 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29 */ 30 31 /* 32 * Datasheet is available from 33 * http://www.ti.com/sc/docs/products/analog/tas3004.html 34 * http://www.ti.com/sc/docs/products/analog/tas3001.html 35 */ 36 37 #include <sys/cdefs.h> 38 __KERNEL_RCSID(0, "$NetBSD: snapper.c,v 1.54 2020/04/11 01:42:56 macallan Exp $"); 39 40 #include <sys/param.h> 41 #include <sys/audioio.h> 42 #include <sys/device.h> 43 #include <sys/systm.h> 44 #include <sys/malloc.h> 45 46 #include <dev/audio/audio_if.h> 47 #include <dev/ofw/openfirm.h> 48 #include <macppc/dev/dbdma.h> 49 50 #include <uvm/uvm_extern.h> 51 #include <dev/i2c/i2cvar.h> 52 53 #include <machine/autoconf.h> 54 #include <machine/pio.h> 55 56 #include <macppc/dev/deqvar.h> 57 #include <macppc/dev/obiovar.h> 58 //#define SNAPPER_DEBUG 59 #ifdef SNAPPER_DEBUG 60 # define DPRINTF printf 61 #else 62 # define DPRINTF while (0) printf 63 #endif 64 65 #define SNAPPER_MAXPAGES 16 66 67 struct snapper_softc { 68 device_t sc_dev; 69 int sc_mode; 70 #define SNAPPER_IS_TAS3004 0 // codec is TAS3004 71 #define SNAPPER_IS_TAS3001 1 // codec is TAS3001 72 #define SNAPPER_IS_PCM3052 2 // codec is PCM3052 73 #define SNAPPER_IS_CS8416 3 // codec is CS8416 74 #define SNAPPER_SWVOL 4 // software codec 75 76 int sc_node; 77 78 void (*sc_ointr)(void *); /* dma completion intr handler */ 79 void *sc_oarg; /* arg for sc_ointr() */ 80 int sc_opages; /* # of output pages */ 81 82 void (*sc_iintr)(void *); /* dma completion intr handler */ 83 void *sc_iarg; /* arg for sc_iintr() */ 84 int sc_ipages; /* # of input pages */ 85 86 u_int sc_record_source; /* recording source mask */ 87 u_int sc_output_mask; /* output source mask */ 88 89 bus_space_tag_t sc_tag; 90 bus_space_handle_t sc_bsh; 91 i2c_addr_t sc_deqaddr; 92 i2c_tag_t sc_i2c; 93 uint32_t sc_baseaddr; 94 95 int sc_rate; /* current sampling rate */ 96 int sc_bitspersample; 97 98 /* for SNAPPER_SWVOL */ 99 u_int sc_swvol_l; 100 u_int sc_swvol_r; 101 102 u_int sc_vol_l; 103 u_int sc_vol_r; 104 u_int sc_treble; 105 u_int sc_bass; 106 u_int mixer[6]; /* s1_l, s2_l, an_l, s1_r, s2_r, an_r */ 107 uint16_t sc_rval; 108 109 bus_space_handle_t sc_odmah; 110 bus_space_handle_t sc_idmah; 111 dbdma_regmap_t *sc_odma; 112 dbdma_regmap_t *sc_idma; 113 unsigned char dbdma_cmdspace[sizeof(struct dbdma_command) * 40 + 15]; 114 struct dbdma_command *sc_odmacmd; 115 struct dbdma_command *sc_idmacmd; 116 117 kmutex_t sc_lock; 118 kmutex_t sc_intr_lock; 119 }; 120 121 static int snapper_match(device_t, struct cfdata *, void *); 122 static void snapper_attach(device_t, device_t, void *); 123 static void snapper_defer(device_t); 124 static int snapper_intr(void *); 125 static int snapper_query_format(void *, audio_format_query_t *); 126 static int snapper_set_format(void *, int, 127 const audio_params_t *, const audio_params_t *, 128 audio_filter_reg_t *, audio_filter_reg_t *); 129 static int snapper_round_blocksize(void *, int, int, const audio_params_t *); 130 static int snapper_halt_output(void *); 131 static int snapper_halt_input(void *); 132 static int snapper_getdev(void *, struct audio_device *); 133 static int snapper_set_port(void *, mixer_ctrl_t *); 134 static int snapper_get_port(void *, mixer_ctrl_t *); 135 static int snapper_query_devinfo(void *, mixer_devinfo_t *); 136 static size_t snapper_round_buffersize(void *, int, size_t); 137 static int snapper_get_props(void *); 138 static int snapper_trigger_output(void *, void *, void *, int, void (*)(void *), 139 void *, const audio_params_t *); 140 static int snapper_trigger_input(void *, void *, void *, int, void (*)(void *), 141 void *, const audio_params_t *); 142 static void snapper_get_locks(void *, kmutex_t **, kmutex_t **); 143 static void snapper_set_volume(struct snapper_softc *, u_int, u_int); 144 static int snapper_set_rate(struct snapper_softc *); 145 static void snapper_set_treble(struct snapper_softc *, u_int); 146 static void snapper_set_bass(struct snapper_softc *, u_int); 147 static void snapper_write_mixers(struct snapper_softc *); 148 149 static int tas3004_write(struct snapper_softc *, u_int, const void *); 150 static int gpio_read(bus_size_t); 151 static void gpio_write(bus_size_t, int); 152 static void snapper_mute_speaker(struct snapper_softc *, int); 153 static void snapper_mute_headphone(struct snapper_softc *, int); 154 static int snapper_cint(void *); 155 static int tas3004_init(struct snapper_softc *); 156 static void snapper_init(struct snapper_softc *, int); 157 158 static void 159 snapper_volume(audio_filter_arg_t *arg) 160 { 161 struct snapper_softc *sc; 162 const aint_t *src; 163 aint_t *dst; 164 u_int sample_count; 165 u_int i; 166 167 sc = arg->context; 168 src = arg->src; 169 dst = arg->dst; 170 sample_count = arg->count * arg->srcfmt->channels; 171 for (i = 0; i < sample_count; i++) { 172 aint2_t l = (aint2_t)(*src++); 173 l = l * sc->sc_swvol_l / 255; 174 *dst++ = (aint_t)l; 175 } 176 } 177 178 /* 179 * A hardware bug in the TAS3004 I2S transport 180 * produces phase differences between channels 181 * (left channel appears delayed by one sample). 182 * Fix the phase difference by delaying the right channel 183 * by one sample. 184 */ 185 static void 186 snapper_fixphase(audio_filter_arg_t *arg) 187 { 188 struct snapper_softc *sc; 189 const aint_t *src; 190 aint_t *dst; 191 u_int i; 192 193 sc = arg->context; 194 src = arg->src; 195 dst = arg->dst; 196 for (i = 0; i < arg->count; i++) { 197 *dst++ = *src++; 198 *dst++ = sc->sc_rval; 199 sc->sc_rval = *src++; 200 } 201 } 202 203 CFATTACH_DECL_NEW(snapper, sizeof(struct snapper_softc), snapper_match, 204 snapper_attach, NULL, NULL); 205 206 const struct audio_hw_if snapper_hw_if = { 207 .query_format = snapper_query_format, 208 .set_format = snapper_set_format, 209 .round_blocksize = snapper_round_blocksize, 210 .halt_output = snapper_halt_output, 211 .halt_input = snapper_halt_input, 212 .getdev = snapper_getdev, 213 .set_port = snapper_set_port, 214 .get_port = snapper_get_port, 215 .query_devinfo = snapper_query_devinfo, 216 .round_buffersize = snapper_round_buffersize, 217 .get_props = snapper_get_props, 218 .trigger_output = snapper_trigger_output, 219 .trigger_input = snapper_trigger_input, 220 .get_locks = snapper_get_locks, 221 }; 222 223 struct audio_device snapper_device = { 224 "SNAPPER", 225 "", 226 "snapper" 227 }; 228 229 #define SNAPPER_BASSTAB_0DB 18 230 const uint8_t snapper_basstab[] = { 231 0x96, /* -18dB */ 232 0x94, /* -17dB */ 233 0x92, /* -16dB */ 234 0x90, /* -15dB */ 235 0x8e, /* -14dB */ 236 0x8c, /* -13dB */ 237 0x8a, /* -12dB */ 238 0x88, /* -11dB */ 239 0x86, /* -10dB */ 240 0x84, /* -9dB */ 241 0x82, /* -8dB */ 242 0x80, /* -7dB */ 243 0x7e, /* -6dB */ 244 0x7c, /* -5dB */ 245 0x7a, /* -4dB */ 246 0x78, /* -3dB */ 247 0x76, /* -2dB */ 248 0x74, /* -1dB */ 249 0x72, /* 0dB */ 250 0x6f, /* 1dB */ 251 0x6d, /* 2dB */ 252 0x6a, /* 3dB */ 253 0x67, /* 4dB */ 254 0x65, /* 5dB */ 255 0x62, /* 6dB */ 256 0x5f, /* 7dB */ 257 0x5b, /* 8dB */ 258 0x55, /* 9dB */ 259 0x4f, /* 10dB */ 260 0x49, /* 11dB */ 261 0x43, /* 12dB */ 262 0x3b, /* 13dB */ 263 0x33, /* 14dB */ 264 0x29, /* 15dB */ 265 0x1e, /* 16dB */ 266 0x11, /* 17dB */ 267 0x01, /* 18dB */ 268 }; 269 270 #define SNAPPER_MIXER_GAIN_0DB 36 271 const uint8_t snapper_mixer_gain[178][3] = { 272 { 0x7f, 0x17, 0xaf }, /* 18.0 dB */ 273 { 0x77, 0xfb, 0xaa }, /* 17.5 dB */ 274 { 0x71, 0x45, 0x75 }, /* 17.0 dB */ 275 { 0x6a, 0xef, 0x5d }, /* 16.5 dB */ 276 { 0x64, 0xf4, 0x03 }, /* 16.0 dB */ 277 { 0x5f, 0x4e, 0x52 }, /* 15.5 dB */ 278 { 0x59, 0xf9, 0x80 }, /* 15.0 dB */ 279 { 0x54, 0xf1, 0x06 }, /* 14.5 dB */ 280 { 0x50, 0x30, 0xa1 }, /* 14.0 dB */ 281 { 0x4b, 0xb4, 0x46 }, /* 13.5 dB */ 282 { 0x47, 0x78, 0x28 }, /* 13.0 dB */ 283 { 0x43, 0x78, 0xb0 }, /* 12.5 dB */ 284 { 0x3f, 0xb2, 0x78 }, /* 12.0 dB */ 285 { 0x3c, 0x22, 0x4c }, /* 11.5 dB */ 286 { 0x38, 0xc5, 0x28 }, /* 11.0 dB */ 287 { 0x35, 0x98, 0x2f }, /* 10.5 dB */ 288 { 0x32, 0x98, 0xb0 }, /* 10.0 dB */ 289 { 0x2f, 0xc4, 0x20 }, /* 9.5 dB */ 290 { 0x2d, 0x18, 0x18 }, /* 9.0 dB */ 291 { 0x2a, 0x92, 0x54 }, /* 8.5 dB */ 292 { 0x28, 0x30, 0xaf }, /* 8.0 dB */ 293 { 0x25, 0xf1, 0x25 }, /* 7.5 dB */ 294 { 0x23, 0xd1, 0xcd }, /* 7.0 dB */ 295 { 0x21, 0xd0, 0xd9 }, /* 6.5 dB */ 296 { 0x1f, 0xec, 0x98 }, /* 6.0 dB */ 297 { 0x1e, 0x23, 0x6d }, /* 5.5 dB */ 298 { 0x1c, 0x73, 0xd5 }, /* 5.0 dB */ 299 { 0x1a, 0xdc, 0x61 }, /* 4.5 dB */ 300 { 0x19, 0x5b, 0xb8 }, /* 4.0 dB */ 301 { 0x17, 0xf0, 0x94 }, /* 3.5 dB */ 302 { 0x16, 0x99, 0xc0 }, /* 3.0 dB */ 303 { 0x15, 0x56, 0x1a }, /* 2.5 dB */ 304 { 0x14, 0x24, 0x8e }, /* 2.0 dB */ 305 { 0x13, 0x04, 0x1a }, /* 1.5 dB */ 306 { 0x11, 0xf3, 0xc9 }, /* 1.0 dB */ 307 { 0x10, 0xf2, 0xb4 }, /* 0.5 dB */ 308 { 0x10, 0x00, 0x00 }, /* 0.0 dB */ 309 { 0x0f, 0x1a, 0xdf }, /* -0.5 dB */ 310 { 0x0e, 0x42, 0x90 }, /* -1.0 dB */ 311 { 0x0d, 0x76, 0x5a }, /* -1.5 dB */ 312 { 0x0c, 0xb5, 0x91 }, /* -2.0 dB */ 313 { 0x0b, 0xff, 0x91 }, /* -2.5 dB */ 314 { 0x0b, 0x53, 0xbe }, /* -3.0 dB */ 315 { 0x0a, 0xb1, 0x89 }, /* -3.5 dB */ 316 { 0x0a, 0x18, 0x66 }, /* -4.0 dB */ 317 { 0x09, 0x87, 0xd5 }, /* -4.5 dB */ 318 { 0x08, 0xff, 0x59 }, /* -5.0 dB */ 319 { 0x08, 0x7e, 0x80 }, /* -5.5 dB */ 320 { 0x08, 0x04, 0xdc }, /* -6.0 dB */ 321 { 0x07, 0x92, 0x07 }, /* -6.5 dB */ 322 { 0x07, 0x25, 0x9d }, /* -7.0 dB */ 323 { 0x06, 0xbf, 0x44 }, /* -7.5 dB */ 324 { 0x06, 0x5e, 0xa5 }, /* -8.0 dB */ 325 { 0x06, 0x03, 0x6e }, /* -8.5 dB */ 326 { 0x05, 0xad, 0x50 }, /* -9.0 dB */ 327 { 0x05, 0x5c, 0x04 }, /* -9.5 dB */ 328 { 0x05, 0x0f, 0x44 }, /* -10.0 dB */ 329 { 0x04, 0xc6, 0xd0 }, /* -10.5 dB */ 330 { 0x04, 0x82, 0x68 }, /* -11.0 dB */ 331 { 0x04, 0x41, 0xd5 }, /* -11.5 dB */ 332 { 0x04, 0x04, 0xde }, /* -12.0 dB */ 333 { 0x03, 0xcb, 0x50 }, /* -12.5 dB */ 334 { 0x03, 0x94, 0xfa }, /* -13.0 dB */ 335 { 0x03, 0x61, 0xaf }, /* -13.5 dB */ 336 { 0x03, 0x31, 0x42 }, /* -14.0 dB */ 337 { 0x03, 0x03, 0x8a }, /* -14.5 dB */ 338 { 0x02, 0xd8, 0x62 }, /* -15.0 dB */ 339 { 0x02, 0xaf, 0xa3 }, /* -15.5 dB */ 340 { 0x02, 0x89, 0x2c }, /* -16.0 dB */ 341 { 0x02, 0x64, 0xdb }, /* -16.5 dB */ 342 { 0x02, 0x42, 0x93 }, /* -17.0 dB */ 343 { 0x02, 0x22, 0x35 }, /* -17.5 dB */ 344 { 0x02, 0x03, 0xa7 }, /* -18.0 dB */ 345 { 0x01, 0xe6, 0xcf }, /* -18.5 dB */ 346 { 0x01, 0xcb, 0x94 }, /* -19.0 dB */ 347 { 0x01, 0xb1, 0xde }, /* -19.5 dB */ 348 { 0x01, 0x99, 0x99 }, /* -20.0 dB */ 349 { 0x01, 0x82, 0xaf }, /* -20.5 dB */ 350 { 0x01, 0x6d, 0x0e }, /* -21.0 dB */ 351 { 0x01, 0x58, 0xa2 }, /* -21.5 dB */ 352 { 0x01, 0x45, 0x5b }, /* -22.0 dB */ 353 { 0x01, 0x33, 0x28 }, /* -22.5 dB */ 354 { 0x01, 0x21, 0xf9 }, /* -23.0 dB */ 355 { 0x01, 0x11, 0xc0 }, /* -23.5 dB */ 356 { 0x01, 0x02, 0x70 }, /* -24.0 dB */ 357 { 0x00, 0xf3, 0xfb }, /* -24.5 dB */ 358 { 0x00, 0xe6, 0x55 }, /* -25.0 dB */ 359 { 0x00, 0xd9, 0x73 }, /* -25.5 dB */ 360 { 0x00, 0xcd, 0x49 }, /* -26.0 dB */ 361 { 0x00, 0xc1, 0xcd }, /* -26.5 dB */ 362 { 0x00, 0xb6, 0xf6 }, /* -27.0 dB */ 363 { 0x00, 0xac, 0xba }, /* -27.5 dB */ 364 { 0x00, 0xa3, 0x10 }, /* -28.0 dB */ 365 { 0x00, 0x99, 0xf1 }, /* -28.5 dB */ 366 { 0x00, 0x91, 0x54 }, /* -29.0 dB */ 367 { 0x00, 0x89, 0x33 }, /* -29.5 dB */ 368 { 0x00, 0x81, 0x86 }, /* -30.0 dB */ 369 { 0x00, 0x7a, 0x48 }, /* -30.5 dB */ 370 { 0x00, 0x73, 0x70 }, /* -31.0 dB */ 371 { 0x00, 0x6c, 0xfb }, /* -31.5 dB */ 372 { 0x00, 0x66, 0xe3 }, /* -32.0 dB */ 373 { 0x00, 0x61, 0x21 }, /* -32.5 dB */ 374 { 0x00, 0x5b, 0xb2 }, /* -33.0 dB */ 375 { 0x00, 0x56, 0x91 }, /* -33.5 dB */ 376 { 0x00, 0x51, 0xb9 }, /* -34.0 dB */ 377 { 0x00, 0x4d, 0x27 }, /* -34.5 dB */ 378 { 0x00, 0x48, 0xd6 }, /* -35.0 dB */ 379 { 0x00, 0x44, 0xc3 }, /* -35.5 dB */ 380 { 0x00, 0x40, 0xea }, /* -36.0 dB */ 381 { 0x00, 0x3d, 0x49 }, /* -36.5 dB */ 382 { 0x00, 0x39, 0xdb }, /* -37.0 dB */ 383 { 0x00, 0x36, 0x9e }, /* -37.5 dB */ 384 { 0x00, 0x33, 0x90 }, /* -38.0 dB */ 385 { 0x00, 0x30, 0xae }, /* -38.5 dB */ 386 { 0x00, 0x2d, 0xf5 }, /* -39.0 dB */ 387 { 0x00, 0x2b, 0x63 }, /* -39.5 dB */ 388 { 0x00, 0x28, 0xf5 }, /* -40.0 dB */ 389 { 0x00, 0x26, 0xab }, /* -40.5 dB */ 390 { 0x00, 0x24, 0x81 }, /* -41.0 dB */ 391 { 0x00, 0x22, 0x76 }, /* -41.5 dB */ 392 { 0x00, 0x20, 0x89 }, /* -42.0 dB */ 393 { 0x00, 0x1e, 0xb7 }, /* -42.5 dB */ 394 { 0x00, 0x1c, 0xff }, /* -43.0 dB */ 395 { 0x00, 0x1b, 0x60 }, /* -43.5 dB */ 396 { 0x00, 0x19, 0xd8 }, /* -44.0 dB */ 397 { 0x00, 0x18, 0x65 }, /* -44.5 dB */ 398 { 0x00, 0x17, 0x08 }, /* -45.0 dB */ 399 { 0x00, 0x15, 0xbe }, /* -45.5 dB */ 400 { 0x00, 0x14, 0x87 }, /* -46.0 dB */ 401 { 0x00, 0x13, 0x61 }, /* -46.5 dB */ 402 { 0x00, 0x12, 0x4b }, /* -47.0 dB */ 403 { 0x00, 0x11, 0x45 }, /* -47.5 dB */ 404 { 0x00, 0x10, 0x4e }, /* -48.0 dB */ 405 { 0x00, 0x0f, 0x64 }, /* -48.5 dB */ 406 { 0x00, 0x0e, 0x88 }, /* -49.0 dB */ 407 { 0x00, 0x0d, 0xb8 }, /* -49.5 dB */ 408 { 0x00, 0x0c, 0xf3 }, /* -50.0 dB */ 409 { 0x00, 0x0c, 0x3a }, /* -50.5 dB */ 410 { 0x00, 0x0b, 0x8b }, /* -51.0 dB */ 411 { 0x00, 0x0a, 0xe5 }, /* -51.5 dB */ 412 { 0x00, 0x0a, 0x49 }, /* -52.0 dB */ 413 { 0x00, 0x09, 0xb6 }, /* -52.5 dB */ 414 { 0x00, 0x09, 0x2b }, /* -53.0 dB */ 415 { 0x00, 0x08, 0xa8 }, /* -53.5 dB */ 416 { 0x00, 0x08, 0x2c }, /* -54.0 dB */ 417 { 0x00, 0x07, 0xb7 }, /* -54.5 dB */ 418 { 0x00, 0x07, 0x48 }, /* -55.0 dB */ 419 { 0x00, 0x06, 0xe0 }, /* -55.5 dB */ 420 { 0x00, 0x06, 0x7d }, /* -56.0 dB */ 421 { 0x00, 0x06, 0x20 }, /* -56.5 dB */ 422 { 0x00, 0x05, 0xc9 }, /* -57.0 dB */ 423 { 0x00, 0x05, 0x76 }, /* -57.5 dB */ 424 { 0x00, 0x05, 0x28 }, /* -58.0 dB */ 425 { 0x00, 0x04, 0xde }, /* -58.5 dB */ 426 { 0x00, 0x04, 0x98 }, /* -59.0 dB */ 427 { 0x00, 0x04, 0x56 }, /* -59.5 dB */ 428 { 0x00, 0x04, 0x18 }, /* -60.0 dB */ 429 { 0x00, 0x03, 0xdd }, /* -60.5 dB */ 430 { 0x00, 0x03, 0xa6 }, /* -61.0 dB */ 431 { 0x00, 0x03, 0x72 }, /* -61.5 dB */ 432 { 0x00, 0x03, 0x40 }, /* -62.0 dB */ 433 { 0x00, 0x03, 0x12 }, /* -62.5 dB */ 434 { 0x00, 0x02, 0xe6 }, /* -63.0 dB */ 435 { 0x00, 0x02, 0xbc }, /* -63.5 dB */ 436 { 0x00, 0x02, 0x95 }, /* -64.0 dB */ 437 { 0x00, 0x02, 0x70 }, /* -64.5 dB */ 438 { 0x00, 0x02, 0x4d }, /* -65.0 dB */ 439 { 0x00, 0x02, 0x2c }, /* -65.5 dB */ 440 { 0x00, 0x02, 0x0d }, /* -66.0 dB */ 441 { 0x00, 0x01, 0xf0 }, /* -66.5 dB */ 442 { 0x00, 0x01, 0xd4 }, /* -67.0 dB */ 443 { 0x00, 0x01, 0xba }, /* -67.5 dB */ 444 { 0x00, 0x01, 0xa1 }, /* -68.0 dB */ 445 { 0x00, 0x01, 0x8a }, /* -68.5 dB */ 446 { 0x00, 0x01, 0x74 }, /* -69.0 dB */ 447 { 0x00, 0x01, 0x5f }, /* -69.5 dB */ 448 { 0x00, 0x01, 0x4b }, /* -70.0 dB */ 449 { 0x00, 0x00, 0x00 } /* Mute */ 450 }; 451 452 /* The HW actually supports precisions more than 16bit, but 16bit is enough. */ 453 static const struct audio_format snapper_formats[] = { 454 { 455 .mode = AUMODE_PLAY | AUMODE_RECORD, 456 .encoding = AUDIO_ENCODING_SLINEAR_BE, 457 .validbits = 16, 458 .precision = 16, 459 .channels = 2, 460 .channel_mask = AUFMT_STEREO, 461 .frequency_type = 3, 462 .frequency = { 32000, 44100, 48000 }, 463 } 464 }; 465 #define SNAPPER_NFORMATS __arraycount(snapper_formats) 466 467 static const struct audio_format tumbler_formats[] = { 468 { 469 .mode = AUMODE_PLAY | AUMODE_RECORD, 470 .encoding = AUDIO_ENCODING_SLINEAR_BE, 471 .validbits = 16, 472 .precision = 16, 473 .channels = 2, 474 .channel_mask = AUFMT_STEREO, 475 .frequency_type = 4, 476 .frequency = { 32000, 44100, 48000, 96000 }, 477 }, 478 }; 479 #define TUMBLER_NFORMATS __arraycount(tumbler_formats) 480 481 /* OF hands us the codec in 16bit mode, run with it for now */ 482 static const struct audio_format onyx_formats[] = { 483 { 484 .mode = AUMODE_PLAY | AUMODE_RECORD, 485 .encoding = AUDIO_ENCODING_SLINEAR_BE, 486 .validbits = 16, 487 .precision = 16, 488 .channels = 2, 489 .channel_mask = AUFMT_STEREO, 490 .frequency_type = 3, 491 .frequency = { 44100, 48000, 96000 }, 492 }, 493 }; 494 #define ONYX_NFORMATS __arraycount(onyx_formats) 495 496 static bus_size_t amp_mute; 497 static bus_size_t headphone_mute; 498 static bus_size_t audio_hw_reset; 499 static bus_size_t headphone_detect; 500 static uint8_t headphone_detect_active = 0; 501 502 503 /* I2S registers */ 504 #define I2S_INT 0x00 505 #define I2S_FORMAT 0x10 506 #define I2S_FRAMECOUNT 0x40 507 #define I2S_FRAMEMATCH 0x50 508 #define I2S_WORDSIZE 0x60 509 510 /* I2S_INT register definitions */ 511 #define I2S_INT_CLKSTOPPEND 0x01000000 /* clock-stop interrupt pending */ 512 513 /* I2S_WORDSIZE register definitions */ 514 #define INPUT_STEREO (2 << 24) 515 #define INPUT_MONO (1 << 24) 516 #define INPUT_16BIT (0 << 16) 517 #define INPUT_24BIT (3 << 16) 518 #define OUTPUT_STEREO (2 << 8) 519 #define OUTPUT_MONO (1 << 8) 520 #define OUTPUT_16BIT (0 << 0) 521 #define OUTPUT_24BIT (3 << 0) 522 523 /* FCR(0x3c) bits */ 524 #define KEYLARGO_FCR1 0x3c 525 #define I2S0CLKEN 0x1000 526 #define I2S0EN 0x2000 527 #define I2S1CLKEN 0x080000 528 #define I2S1EN 0x100000 529 #define FCR3C_BITMASK "\020\25I2S1EN\24I2S1CLKEN\16I2S0EN\15I2S0CLKEN" 530 531 /* TAS3004/TAS3001 registers */ 532 #define DEQ_MCR1 0x01 /* Main control register 1 (1byte) */ 533 #define DEQ_DRC 0x02 /* Dynamic range compression (6bytes?) 534 2 bytes (reserved) on the TAS 3001 */ 535 #define DEQ_VOLUME 0x04 /* Volume (6bytes) */ 536 #define DEQ_TREBLE 0x05 /* Treble control (1byte) */ 537 #define DEQ_BASS 0x06 /* Bass control (1byte) */ 538 #define DEQ_MIXER_L 0x07 /* Mixer left gain (9bytes; 3 on TAS3001) */ 539 #define DEQ_MIXER_R 0x08 /* Mixer right gain (9bytes; 3 on TAS3001) */ 540 #define DEQ_LB0 0x0a /* Left biquad 0 (15bytes) */ 541 #define DEQ_LB1 0x0b /* Left biquad 1 (15bytes) */ 542 #define DEQ_LB2 0x0c /* Left biquad 2 (15bytes) */ 543 #define DEQ_LB3 0x0d /* Left biquad 3 (15bytes) */ 544 #define DEQ_LB4 0x0e /* Left biquad 4 (15bytes) */ 545 #define DEQ_LB5 0x0f /* Left biquad 5 (15bytes) */ 546 #define DEQ_LB6 0x10 /* Left biquad 6 (15bytes) */ 547 #define DEQ_RB0 0x13 /* Right biquad 0 (15bytes) */ 548 #define DEQ_RB1 0x14 /* Right biquad 1 (15bytes) */ 549 #define DEQ_RB2 0x15 /* Right biquad 2 (15bytes) */ 550 #define DEQ_RB3 0x16 /* Right biquad 3 (15bytes) */ 551 #define DEQ_RB4 0x17 /* Right biquad 4 (15bytes) */ 552 #define DEQ_RB5 0x18 /* Right biquad 5 (15bytes) */ 553 #define DEQ_RB6 0x19 /* Right biquad 6 (15bytes) */ 554 #define DEQ_LLB 0x21 /* Left loudness biquad (15bytes) */ 555 #define DEQ_RLB 0x22 /* Right loudness biquad (15bytes) */ 556 #define DEQ_LLB_GAIN 0x23 /* Left loudness biquad gain (3bytes) */ 557 #define DEQ_RLB_GAIN 0x24 /* Right loudness biquad gain (3bytes) */ 558 #define DEQ_ACR 0x40 /* [TAS3004] Analog control register (1byte) */ 559 #define DEQ_MCR2 0x43 /* [TAS3004] Main control register 2 (1byte) */ 560 #define DEQ_MCR1_FL 0x80 /* Fast load */ 561 #define DEQ_MCR1_SC 0x40 /* SCLK frequency */ 562 #define DEQ_MCR1_SC_32 0x00 /* 32fs */ 563 #define DEQ_MCR1_SC_64 0x40 /* 64fs */ 564 #define DEQ_MCR1_SM 0x30 /* Output serial port mode */ 565 #define DEQ_MCR1_SM_L 0x00 /* Left justified */ 566 #define DEQ_MCR1_SM_R 0x10 /* Right justified */ 567 #define DEQ_MCR1_SM_I2S 0x20 /* I2S */ 568 #define DEQ_MCR1_ISM 0x0c /* [TAS3001] Input serial port mode */ 569 #define DEQ_MCR1_ISM_L 0x00 /* Left justified */ 570 #define DEQ_MCR1_ISM_R 0x04 /* Right justified */ 571 #define DEQ_MCR1_ISM_I2S 0x08 /* I2S */ 572 #define DEQ_MCR1_W 0x03 /* Serial port word length */ 573 #define DEQ_MCR1_W_16 0x00 /* 16 bit */ 574 #define DEQ_MCR1_W_18 0x01 /* 18 bit */ 575 #define DEQ_MCR1_W_20 0x02 /* 20 bit */ 576 #define DEQ_MCR1_W_24 0x03 /* 24 bit */ 577 578 #define DEQ_MCR2_DL 0x80 /* Download */ 579 #define DEQ_MCR2_AP 0x02 /* All pass mode */ 580 581 #define DEQ_ACR_ADM 0x80 /* ADC output mode */ 582 #define DEQ_ACR_LRB 0x40 /* Select B input */ 583 #define DEQ_ACR_DM 0x0c /* De-emphasis control */ 584 #define DEQ_ACR_DM_OFF 0x00 /* off */ 585 #define DEQ_ACR_DM_48 0x04 /* fs = 48kHz */ 586 #define DEQ_ACR_DM_44 0x08 /* fs = 44.1kHz */ 587 #define DEQ_ACR_INP 0x02 /* Analog input select */ 588 #define DEQ_ACR_INP_A 0x00 /* A */ 589 #define DEQ_ACR_INP_B 0x02 /* B */ 590 #define DEQ_ACR_APD 0x01 /* Analog power down */ 591 592 struct tas3004_reg { 593 u_char MCR1[1]; 594 u_char DRC[6]; 595 u_char VOLUME[6]; 596 u_char TREBLE[1]; 597 u_char BASS[1]; 598 u_char MIXER_L[9]; 599 u_char MIXER_R[9]; 600 u_char LB0[15]; 601 u_char LB1[15]; 602 u_char LB2[15]; 603 u_char LB3[15]; 604 u_char LB4[15]; 605 u_char LB5[15]; 606 u_char LB6[15]; 607 u_char RB0[15]; 608 u_char RB1[15]; 609 u_char RB2[15]; 610 u_char RB3[15]; 611 u_char RB4[15]; 612 u_char RB5[15]; 613 u_char RB6[15]; 614 u_char LLB[15]; 615 u_char RLB[15]; 616 u_char LLB_GAIN[3]; 617 u_char RLB_GAIN[3]; 618 u_char ACR[1]; 619 u_char MCR2[1]; 620 }; 621 622 #define GPIO_OUTSEL 0xf0 /* Output select */ 623 /* 0x00 GPIO bit0 is output 624 0x10 media-bay power 625 0x20 reserved 626 0x30 MPIC */ 627 628 #define GPIO_ALTOE 0x08 /* Alternate output enable */ 629 /* 0x00 Use DDR 630 0x08 Use output select */ 631 632 #define GPIO_DDR 0x04 /* Data direction */ 633 #define GPIO_DDR_OUTPUT 0x04 /* Output */ 634 #define GPIO_DDR_INPUT 0x00 /* Input */ 635 636 #define GPIO_LEVEL 0x02 /* Pin level (RO) */ 637 638 #define GPIO_DATA 0x01 /* Data */ 639 640 static int 641 snapper_match(device_t parent, struct cfdata *match, void *aux) 642 { 643 struct confargs *ca; 644 int soundbus, soundchip, soundcodec; 645 char compat[32]; 646 647 ca = aux; 648 if (strcmp(ca->ca_name, "i2s") != 0) 649 return 0; 650 651 if ((soundbus = OF_child(ca->ca_node)) == 0 || 652 (soundchip = OF_child(soundbus)) == 0) 653 return 0; 654 655 memset(compat, 0, sizeof compat); 656 OF_getprop(soundchip, "compatible", compat, sizeof compat); 657 658 if (strcmp(compat, "snapper") == 0) 659 return 1; 660 661 if (strcmp(compat, "tumbler") == 0) 662 return 1; 663 664 if (strcmp(compat, "AOAKeylargo") == 0) 665 return 1; 666 667 if (strcmp(compat, "AOAK2") == 0) 668 return 1; 669 670 if (strcmp(compat, "AOAbase") == 0) 671 return 1; 672 673 if (OF_getprop(soundchip, "platform-tas-codec-ref", 674 &soundcodec, sizeof soundcodec) == sizeof soundcodec) 675 return 1; 676 677 return 0; 678 } 679 680 static void 681 snapper_attach(device_t parent, device_t self, void *aux) 682 { 683 struct snapper_softc *sc; 684 struct confargs *ca; 685 int cirq, oirq, iirq, /*cirq_type,*/ oirq_type, iirq_type, soundbus; 686 uint32_t intr[6], reg[6]; 687 char compat[32]; 688 689 sc = device_private(self); 690 sc->sc_dev = self; 691 692 ca = aux; 693 694 soundbus = OF_child(ca->ca_node); 695 memset(compat, 0, sizeof compat); 696 OF_getprop(OF_child(soundbus), "compatible", compat, sizeof compat); 697 698 sc->sc_mode = SNAPPER_IS_TAS3004; 699 700 if (strcmp(compat, "tumbler") == 0) 701 sc->sc_mode = SNAPPER_IS_TAS3001; 702 sc->sc_swvol_l = 255; 703 sc->sc_swvol_r = 255; 704 sc->sc_vol_l = 128; 705 sc->sc_vol_r = 128; 706 sc->sc_rval = 0; 707 708 sc->sc_odmacmd = dbdma_alloc((SNAPPER_MAXPAGES + 4) * 709 sizeof(struct dbdma_command), NULL); 710 sc->sc_idmacmd = dbdma_alloc((SNAPPER_MAXPAGES + 4) * 711 sizeof(struct dbdma_command), NULL); 712 713 sc->sc_baseaddr = ca->ca_baseaddr; 714 715 OF_getprop(soundbus, "reg", reg, sizeof reg); 716 /* deal with messed up properties on PowerMac7,3 and friends */ 717 if (reg[0] == 0) { 718 reg[0] += ca->ca_reg[0]; 719 reg[2] += ca->ca_reg[2]; 720 reg[4] += ca->ca_reg[2]; 721 } 722 reg[0] += ca->ca_baseaddr; 723 reg[2] += ca->ca_baseaddr; 724 reg[4] += ca->ca_baseaddr; 725 726 sc->sc_node = ca->ca_node; 727 sc->sc_tag = ca->ca_tag; 728 729 #ifdef SNAPPER_DEBUG 730 { 731 int i; 732 printf("\n"); 733 for (i = 0; i < 6; i++) { 734 printf(" %08x", reg[i]); 735 } 736 printf("\n"); 737 } 738 #endif 739 740 bus_space_map(sc->sc_tag, reg[0], reg[1], 0, &sc->sc_bsh); 741 obio_space_map(reg[2], reg[3], &sc->sc_odmah); 742 obio_space_map(reg[4], reg[5], &sc->sc_idmah); 743 744 sc->sc_odma = bus_space_vaddr(sc->sc_tag, sc->sc_odmah); 745 sc->sc_idma = bus_space_vaddr(sc->sc_tag, sc->sc_idmah); 746 747 DPRINTF("reg %08x odma %08x\n", (uint32_t)sc->sc_bsh, (uint32_t)sc->sc_odmah); 748 749 OF_getprop(soundbus, "interrupts", intr, sizeof intr); 750 cirq = intr[0]; 751 oirq = intr[2]; 752 iirq = intr[4]; 753 /* cirq_type = intr[1] ? IST_LEVEL : IST_EDGE; */ 754 oirq_type = (intr[3] & 1) ? IST_LEVEL : IST_EDGE; 755 iirq_type = (intr[5] & 1) ? IST_LEVEL : IST_EDGE; 756 757 /* intr_establish(cirq, cirq_type, IPL_AUDIO, snapper_intr, sc); */ 758 intr_establish(oirq, oirq_type, IPL_AUDIO, snapper_intr, sc); 759 intr_establish(iirq, iirq_type, IPL_AUDIO, snapper_intr, sc); 760 761 aprint_normal(": irq %d,%d,%d\n", cirq, oirq, iirq); 762 763 mutex_init(&sc->sc_lock, MUTEX_DEFAULT, IPL_NONE); 764 mutex_init(&sc->sc_intr_lock, MUTEX_DEFAULT, IPL_AUDIO); 765 766 /* PMF event handler */ 767 pmf_device_register(sc->sc_dev, NULL, NULL); 768 769 config_defer(self, snapper_defer); 770 } 771 772 static void 773 snapper_defer(device_t dev) 774 { 775 struct snapper_softc *sc; 776 device_t dv; 777 deviter_t di; 778 struct deq_softc *deq; 779 char prop[64], next[64], codec[64], *cref; 780 int codec_node, soundbus, sound, ok, deqnode = 0; 781 782 sc = device_private(dev); 783 784 /* look for platform-*-codec-ref node */ 785 786 /* 787 * XXX 788 * there can be more than one i2sbus, the one we want just so happens 789 * to be the first we see 790 */ 791 soundbus = OF_child(sc->sc_node); 792 sound = OF_child(soundbus); 793 ok = OF_nextprop(sound, NULL, next); 794 codec_node = 0; 795 while (ok && (codec_node == 0)) { 796 DPRINTF("prop %d %s\n", ok, next); 797 strncpy(prop, next, 64); 798 if ((cref = strstr(next, "-codec-ref")) != NULL) { 799 OF_getprop(sound, next, &codec_node, 4); 800 if (codec_node != 0) { 801 OF_getprop(codec_node, "compatible", codec, 64); 802 DPRINTF("%08x %s\n", codec_node, codec); 803 } 804 } 805 ok = OF_nextprop(sound, prop, next); 806 } 807 808 for (dv = deviter_first(&di, DEVITER_F_ROOT_FIRST); 809 dv != NULL; 810 dv = deviter_next(&di)) { 811 if (device_is_a(dv, "deq")) { 812 deq = device_private(dv); 813 if (codec_node != 0) { 814 if (codec_node != deq->sc_node) 815 continue; 816 } 817 sc->sc_i2c = deq->sc_i2c; 818 sc->sc_deqaddr = deq->sc_address; 819 deqnode = deq->sc_node; 820 } 821 } 822 deviter_release(&di); 823 824 DPRINTF("deqnode: %08x\n", deqnode); 825 826 /* If we don't find a codec, it's not the end of the world; 827 * we can control the volume in software in this case. 828 */ 829 if (sc->sc_i2c == NULL) { 830 sc->sc_mode = SNAPPER_SWVOL; 831 } else if (deqnode != 0) { 832 int ret; 833 codec[0] = 0; 834 ret = OF_getprop(deqnode, "compatible", codec, 64); 835 836 DPRINTF("codec <%s> %d\n", codec, ret); 837 838 if (codec[0] == 0) { 839 if (sc->sc_deqaddr == 0x34) { 840 sc->sc_mode = SNAPPER_IS_TAS3001; 841 } else 842 sc->sc_mode = SNAPPER_IS_TAS3004; 843 } else if (strcmp(codec, "tas3004") == 0) { 844 sc->sc_mode = SNAPPER_IS_TAS3004; 845 } else if (strcmp(codec, "pcm3052") == 0) { 846 sc->sc_mode = SNAPPER_IS_PCM3052; 847 } else if (strcmp(codec, "cs8416") == 0) { 848 sc->sc_mode = SNAPPER_IS_CS8416; 849 } 850 } 851 DPRINTF("mode %d\n", sc->sc_mode); 852 switch (sc->sc_mode) { 853 case SNAPPER_SWVOL: 854 aprint_verbose("%s: software codec\n", device_xname(dev)); 855 break; 856 case SNAPPER_IS_TAS3001: 857 aprint_verbose("%s: codec: TAS3001\n", device_xname(dev)); 858 break; 859 case SNAPPER_IS_TAS3004: 860 aprint_verbose("%s: codec: TAS3004\n", device_xname(dev)); 861 break; 862 case SNAPPER_IS_PCM3052: 863 aprint_verbose("%s: codec: PCM3052 / ONYX\n", device_xname(dev)); 864 break; 865 default: 866 aprint_error_dev(sc->sc_dev, "unsupported codec\n"); 867 sc->sc_mode = SNAPPER_SWVOL; 868 } 869 870 snapper_init(sc, sc->sc_node); 871 872 audio_attach_mi(&snapper_hw_if, sc, sc->sc_dev); 873 } 874 875 static int 876 snapper_intr(void *v) 877 { 878 struct snapper_softc *sc; 879 struct dbdma_command *cmd; 880 int count; 881 int status; 882 883 sc = v; 884 mutex_spin_enter(&sc->sc_intr_lock); 885 cmd = sc->sc_odmacmd; 886 count = sc->sc_opages; 887 /* Fill used buffer(s). */ 888 while (count-- > 0) { 889 if ((in16rb(&cmd->d_command) & 0x30) == 0x30) { 890 status = in16rb(&cmd->d_status); 891 cmd->d_status = 0; 892 if (status) /* status == 0x8400 */ 893 if (sc->sc_ointr) 894 (*sc->sc_ointr)(sc->sc_oarg); 895 } 896 cmd++; 897 } 898 899 cmd = sc->sc_idmacmd; 900 count = sc->sc_ipages; 901 while (count-- > 0) { 902 if ((in16rb(&cmd->d_command) & 0x30) == 0x30) { 903 status = in16rb(&cmd->d_status); 904 cmd->d_status = 0; 905 if (status) /* status == 0x8400 */ 906 if (sc->sc_iintr) 907 (*sc->sc_iintr)(sc->sc_iarg); 908 } 909 cmd++; 910 } 911 mutex_spin_exit(&sc->sc_intr_lock); 912 913 return 1; 914 } 915 916 917 static int 918 snapper_query_format(void *h, audio_format_query_t *afp) 919 { 920 struct snapper_softc *sc = h; 921 922 switch (sc->sc_mode) { 923 case SNAPPER_IS_TAS3001: 924 return audio_query_format(tumbler_formats, 925 TUMBLER_NFORMATS, afp); 926 case SNAPPER_SWVOL: 927 case SNAPPER_IS_TAS3004: 928 return audio_query_format(snapper_formats, 929 SNAPPER_NFORMATS, afp); 930 case SNAPPER_IS_PCM3052: 931 return audio_query_format(onyx_formats, 932 ONYX_NFORMATS, afp); 933 } 934 return -1; 935 } 936 937 static int 938 snapper_set_format(void *h, int setmode, 939 const audio_params_t *play, const audio_params_t *rec, 940 audio_filter_reg_t *pfil, audio_filter_reg_t *rfil) 941 { 942 struct snapper_softc *sc; 943 944 sc = h; 945 946 /* *play and *rec are the identical because !AUDIO_PROP_INDEPENDENT. */ 947 948 if (sc->sc_mode == SNAPPER_SWVOL) { 949 pfil->codec = snapper_volume; 950 pfil->context = sc; 951 rfil->codec = snapper_volume; 952 rfil->context = sc; 953 } else if (sc->sc_mode == 0 && play->channels == 2) { 954 /* Fix phase problems on TAS3004. */ 955 pfil->codec = snapper_fixphase; 956 pfil->context = sc; 957 rfil->codec = snapper_fixphase; 958 rfil->context = sc; 959 } 960 961 /* Set the speed. */ 962 sc->sc_rate = play->sample_rate; 963 sc->sc_bitspersample = play->precision; 964 return 0; 965 } 966 967 static int 968 snapper_round_blocksize(void *h, int size, int mode, 969 const audio_params_t *param) 970 { 971 972 if (size < (3 * NBPG)) 973 size = (3 * NBPG); 974 return size & ~PGOFSET; 975 } 976 977 static int 978 snapper_halt_output(void *h) 979 { 980 struct snapper_softc *sc; 981 982 sc = h; 983 dbdma_stop(sc->sc_odma); 984 dbdma_reset(sc->sc_odma); 985 sc->sc_ointr = NULL; 986 sc->sc_rval = 0; 987 return 0; 988 } 989 990 static int 991 snapper_halt_input(void *h) 992 { 993 struct snapper_softc *sc; 994 995 sc = h; 996 dbdma_stop(sc->sc_idma); 997 dbdma_reset(sc->sc_idma); 998 sc->sc_iintr = NULL; 999 sc->sc_rval = 0; 1000 return 0; 1001 } 1002 1003 static int 1004 snapper_getdev(void *h, struct audio_device *retp) 1005 { 1006 1007 *retp = snapper_device; 1008 return 0; 1009 } 1010 1011 enum { 1012 SNAPPER_MONITOR_CLASS, 1013 SNAPPER_OUTPUT_CLASS, 1014 SNAPPER_RECORD_CLASS, 1015 SNAPPER_OUTPUT_SELECT, 1016 SNAPPER_VOL_OUTPUT, 1017 SNAPPER_DIGI1, 1018 SNAPPER_DIGI2, 1019 SNAPPER_VOL_INPUT, 1020 SNAPPER_TREBLE, 1021 SNAPPER_BASS, 1022 /* From this point, unsupported by the TAS 3001 */ 1023 SNAPPER_ANALOG, 1024 SNAPPER_INPUT_SELECT, 1025 SNAPPER_ENUM_LAST 1026 }; 1027 1028 static int 1029 snapper_set_port(void *h, mixer_ctrl_t *mc) 1030 { 1031 struct snapper_softc *sc; 1032 int l, r; 1033 u_char data; 1034 1035 DPRINTF("snapper_set_port dev = %d, type = %d\n", mc->dev, mc->type); 1036 sc = h; 1037 l = mc->un.value.level[AUDIO_MIXER_LEVEL_LEFT]; 1038 r = mc->un.value.level[AUDIO_MIXER_LEVEL_RIGHT]; 1039 1040 switch (mc->dev) { 1041 case SNAPPER_OUTPUT_SELECT: 1042 /* No change necessary? */ 1043 if (mc->un.mask == sc->sc_output_mask) 1044 return 0; 1045 1046 snapper_mute_speaker(sc, 1); 1047 snapper_mute_headphone(sc, 1); 1048 if (mc->un.mask & 1 << 0) 1049 snapper_mute_speaker(sc, 0); 1050 if (mc->un.mask & 1 << 1) 1051 snapper_mute_headphone(sc, 0); 1052 1053 sc->sc_output_mask = mc->un.mask; 1054 return 0; 1055 1056 case SNAPPER_VOL_OUTPUT: 1057 snapper_set_volume(sc, l, r); 1058 return 0; 1059 1060 case SNAPPER_INPUT_SELECT: 1061 if (sc->sc_mode != 0) 1062 return ENXIO; 1063 1064 /* no change necessary? */ 1065 if (mc->un.mask == sc->sc_record_source) 1066 return 0; 1067 switch (mc->un.mask) { 1068 case 1 << 0: /* microphone */ 1069 /* Select right channel of B input */ 1070 data = DEQ_ACR_ADM | DEQ_ACR_LRB | DEQ_ACR_INP_B; 1071 tas3004_write(sc, DEQ_ACR, &data); 1072 break; 1073 case 1 << 1: /* line in */ 1074 /* Select both channels of A input */ 1075 data = 0; 1076 tas3004_write(sc, DEQ_ACR, &data); 1077 break; 1078 default: /* invalid argument */ 1079 return EINVAL; 1080 } 1081 sc->sc_record_source = mc->un.mask; 1082 return 0; 1083 1084 case SNAPPER_VOL_INPUT: 1085 /* XXX TO BE DONE */ 1086 return 0; 1087 1088 case SNAPPER_BASS: 1089 if (sc->sc_mode == SNAPPER_SWVOL) 1090 return ENXIO; 1091 snapper_set_bass(sc, l); 1092 return 0; 1093 case SNAPPER_TREBLE: 1094 if (sc->sc_mode == SNAPPER_SWVOL) 1095 return ENXIO; 1096 snapper_set_treble(sc, l); 1097 return 0; 1098 case SNAPPER_DIGI1: 1099 if (sc->sc_mode == SNAPPER_SWVOL) 1100 return ENXIO; 1101 1102 sc->mixer[0] = l; 1103 sc->mixer[3] = r; 1104 snapper_write_mixers(sc); 1105 return 0; 1106 case SNAPPER_DIGI2: 1107 if (sc->sc_mode == SNAPPER_SWVOL) 1108 return ENXIO; 1109 1110 if (sc->sc_mode == SNAPPER_IS_TAS3001) 1111 sc->mixer[3] = l; 1112 else { 1113 sc->mixer[1] = l; 1114 sc->mixer[4] = r; 1115 } 1116 snapper_write_mixers(sc); 1117 return 0; 1118 case SNAPPER_ANALOG: 1119 if (sc->sc_mode != 0) 1120 return ENXIO; 1121 1122 sc->mixer[2] = l; 1123 sc->mixer[5] = r; 1124 snapper_write_mixers(sc); 1125 return 0; 1126 } 1127 return ENXIO; 1128 } 1129 1130 static int 1131 snapper_get_port(void *h, mixer_ctrl_t *mc) 1132 { 1133 struct snapper_softc *sc; 1134 1135 DPRINTF("snapper_get_port dev = %d, type = %d\n", mc->dev, mc->type); 1136 sc = h; 1137 switch (mc->dev) { 1138 case SNAPPER_OUTPUT_SELECT: 1139 mc->un.mask = sc->sc_output_mask; 1140 return 0; 1141 1142 case SNAPPER_VOL_OUTPUT: 1143 mc->un.value.level[AUDIO_MIXER_LEVEL_LEFT] = sc->sc_vol_l; 1144 mc->un.value.level[AUDIO_MIXER_LEVEL_RIGHT] = sc->sc_vol_r; 1145 return 0; 1146 1147 case SNAPPER_INPUT_SELECT: 1148 if (sc->sc_mode != 0) 1149 return ENXIO; 1150 1151 mc->un.mask = sc->sc_record_source; 1152 return 0; 1153 1154 case SNAPPER_VOL_INPUT: 1155 /* XXX TO BE DONE */ 1156 mc->un.value.level[AUDIO_MIXER_LEVEL_LEFT] = 0; 1157 mc->un.value.level[AUDIO_MIXER_LEVEL_RIGHT] = 0; 1158 return 0; 1159 1160 case SNAPPER_TREBLE: 1161 if (sc->sc_mode == SNAPPER_SWVOL) 1162 return ENXIO; 1163 mc->un.value.level[AUDIO_MIXER_LEVEL_MONO] = sc->sc_treble; 1164 return 0; 1165 case SNAPPER_BASS: 1166 if (sc->sc_mode == SNAPPER_SWVOL) 1167 return ENXIO; 1168 mc->un.value.level[AUDIO_MIXER_LEVEL_MONO] = sc->sc_bass; 1169 return 0; 1170 1171 case SNAPPER_DIGI1: 1172 if (sc->sc_mode == SNAPPER_SWVOL) 1173 return ENXIO; 1174 1175 mc->un.value.level[AUDIO_MIXER_LEVEL_LEFT] = sc->mixer[0]; 1176 mc->un.value.level[AUDIO_MIXER_LEVEL_RIGHT] = sc->mixer[3]; 1177 return 0; 1178 case SNAPPER_DIGI2: 1179 if (sc->sc_mode == SNAPPER_SWVOL) 1180 return ENXIO; 1181 1182 mc->un.value.level[AUDIO_MIXER_LEVEL_LEFT] = sc->mixer[1]; 1183 mc->un.value.level[AUDIO_MIXER_LEVEL_RIGHT] = sc->mixer[4]; 1184 return 0; 1185 case SNAPPER_ANALOG: 1186 if (sc->sc_mode != 0) 1187 return ENXIO; 1188 1189 mc->un.value.level[AUDIO_MIXER_LEVEL_LEFT] = sc->mixer[2]; 1190 mc->un.value.level[AUDIO_MIXER_LEVEL_RIGHT] = sc->mixer[5]; 1191 return 0; 1192 default: 1193 return ENXIO; 1194 } 1195 1196 return 0; 1197 } 1198 1199 static int 1200 snapper_query_devinfo(void *h, mixer_devinfo_t *dip) 1201 { 1202 struct snapper_softc *sc = h; 1203 1204 switch (dip->index) { 1205 1206 case SNAPPER_OUTPUT_SELECT: 1207 dip->mixer_class = SNAPPER_OUTPUT_CLASS; 1208 strcpy(dip->label.name, AudioNoutput); 1209 dip->type = AUDIO_MIXER_SET; 1210 dip->prev = dip->next = AUDIO_MIXER_LAST; 1211 dip->un.s.num_mem = 2; 1212 strcpy(dip->un.s.member[0].label.name, AudioNspeaker); 1213 dip->un.s.member[0].mask = 1 << 0; 1214 strcpy(dip->un.s.member[1].label.name, AudioNheadphone); 1215 dip->un.s.member[1].mask = 1 << 1; 1216 return 0; 1217 1218 case SNAPPER_VOL_OUTPUT: 1219 dip->mixer_class = SNAPPER_OUTPUT_CLASS; 1220 strcpy(dip->label.name, AudioNmaster); 1221 dip->type = AUDIO_MIXER_VALUE; 1222 dip->prev = dip->next = AUDIO_MIXER_LAST; 1223 dip->un.v.num_channels = 2; 1224 dip->un.v.delta = 16; 1225 strcpy(dip->un.v.units.name, AudioNvolume); 1226 return 0; 1227 1228 case SNAPPER_INPUT_SELECT: 1229 if (sc->sc_mode != 0) 1230 return ENXIO; 1231 1232 dip->mixer_class = SNAPPER_RECORD_CLASS; 1233 strcpy(dip->label.name, AudioNsource); 1234 dip->type = AUDIO_MIXER_SET; 1235 dip->prev = dip->next = AUDIO_MIXER_LAST; 1236 dip->un.s.num_mem = 2; 1237 strcpy(dip->un.s.member[0].label.name, AudioNmicrophone); 1238 dip->un.s.member[0].mask = 1 << 0; 1239 strcpy(dip->un.s.member[1].label.name, AudioNline); 1240 dip->un.s.member[1].mask = 1 << 1; 1241 return 0; 1242 1243 case SNAPPER_VOL_INPUT: 1244 dip->mixer_class = SNAPPER_RECORD_CLASS; 1245 strcpy(dip->label.name, AudioNrecord); 1246 dip->type = AUDIO_MIXER_VALUE; 1247 dip->prev = dip->next = AUDIO_MIXER_LAST; 1248 dip->un.v.num_channels = 2; 1249 strcpy(dip->un.v.units.name, AudioNvolume); 1250 return 0; 1251 1252 case SNAPPER_MONITOR_CLASS: 1253 dip->mixer_class = SNAPPER_MONITOR_CLASS; 1254 strcpy(dip->label.name, AudioCmonitor); 1255 dip->type = AUDIO_MIXER_CLASS; 1256 dip->next = dip->prev = AUDIO_MIXER_LAST; 1257 return 0; 1258 1259 case SNAPPER_OUTPUT_CLASS: 1260 dip->mixer_class = SNAPPER_OUTPUT_CLASS; 1261 strcpy(dip->label.name, AudioCoutputs); 1262 dip->type = AUDIO_MIXER_CLASS; 1263 dip->next = dip->prev = AUDIO_MIXER_LAST; 1264 return 0; 1265 1266 case SNAPPER_RECORD_CLASS: 1267 dip->mixer_class = SNAPPER_RECORD_CLASS; 1268 strcpy(dip->label.name, AudioCrecord); 1269 dip->type = AUDIO_MIXER_CLASS; 1270 dip->next = dip->prev = AUDIO_MIXER_LAST; 1271 return 0; 1272 1273 case SNAPPER_TREBLE: 1274 if (sc->sc_mode == SNAPPER_SWVOL) 1275 return ENXIO; 1276 1277 dip->mixer_class = SNAPPER_OUTPUT_CLASS; 1278 strcpy(dip->label.name, AudioNtreble); 1279 dip->type = AUDIO_MIXER_VALUE; 1280 dip->prev = dip->next = AUDIO_MIXER_LAST; 1281 dip->un.v.num_channels = 1; 1282 return 0; 1283 1284 case SNAPPER_BASS: 1285 if (sc->sc_mode == SNAPPER_SWVOL) 1286 return ENXIO; 1287 1288 dip->mixer_class = SNAPPER_OUTPUT_CLASS; 1289 strcpy(dip->label.name, AudioNbass); 1290 dip->type = AUDIO_MIXER_VALUE; 1291 dip->prev = dip->next = AUDIO_MIXER_LAST; 1292 dip->un.v.num_channels = 1; 1293 return 0; 1294 1295 case SNAPPER_DIGI1: 1296 if (sc->sc_mode == SNAPPER_SWVOL) 1297 return ENXIO; 1298 1299 dip->mixer_class = SNAPPER_OUTPUT_CLASS; 1300 strcpy(dip->label.name, AudioNdac); 1301 dip->type = AUDIO_MIXER_VALUE; 1302 dip->prev = dip->next = AUDIO_MIXER_LAST; 1303 dip->un.v.num_channels = 1304 sc->sc_mode == SNAPPER_IS_TAS3001? 1 : 2; 1305 return 0; 1306 case SNAPPER_DIGI2: 1307 if (sc->sc_mode == SNAPPER_SWVOL) 1308 return ENXIO; 1309 1310 dip->mixer_class = SNAPPER_OUTPUT_CLASS; 1311 strcpy(dip->label.name, AudioNline); 1312 dip->type = AUDIO_MIXER_VALUE; 1313 dip->prev = dip->next = AUDIO_MIXER_LAST; 1314 dip->un.v.num_channels = 1315 sc->sc_mode == SNAPPER_IS_TAS3001? 1 : 2; 1316 return 0; 1317 case SNAPPER_ANALOG: 1318 if (sc->sc_mode != 0) 1319 return ENXIO; 1320 1321 dip->mixer_class = SNAPPER_MONITOR_CLASS; 1322 strcpy(dip->label.name, AudioNmicrophone); 1323 dip->type = AUDIO_MIXER_VALUE; 1324 dip->prev = dip->next = AUDIO_MIXER_LAST; 1325 dip->un.v.num_channels = 2; 1326 return 0; 1327 } 1328 1329 return ENXIO; 1330 } 1331 1332 static size_t 1333 snapper_round_buffersize(void *h, int dir, size_t size) 1334 { 1335 1336 if (size > 65536) 1337 size = 65536; 1338 return size; 1339 } 1340 1341 static int 1342 snapper_get_props(void *h) 1343 { 1344 1345 return AUDIO_PROP_PLAYBACK | AUDIO_PROP_CAPTURE | 1346 AUDIO_PROP_FULLDUPLEX; 1347 } 1348 1349 static int 1350 snapper_trigger_output(void *h, void *start, void *end, int bsize, 1351 void (*intr)(void *), void *arg, 1352 const audio_params_t *param) 1353 { 1354 struct snapper_softc *sc; 1355 struct dbdma_command *cmd; 1356 vaddr_t va; 1357 int i, len, intmode; 1358 int res; 1359 1360 DPRINTF("trigger_output %p %p 0x%x\n", start, end, bsize); 1361 sc = h; 1362 1363 if ((res = snapper_set_rate(sc)) != 0) 1364 return res; 1365 1366 cmd = sc->sc_odmacmd; 1367 sc->sc_ointr = intr; 1368 sc->sc_oarg = arg; 1369 sc->sc_opages = ((char *)end - (char *)start) / NBPG; 1370 1371 #ifdef DIAGNOSTIC 1372 if (sc->sc_opages > SNAPPER_MAXPAGES) 1373 panic("snapper_trigger_output"); 1374 #endif 1375 1376 va = (vaddr_t)start; 1377 len = 0; 1378 for (i = sc->sc_opages; i > 0; i--) { 1379 len += NBPG; 1380 if (len < bsize) 1381 intmode = 0; 1382 else { 1383 len = 0; 1384 intmode = DBDMA_INT_ALWAYS; 1385 } 1386 1387 DBDMA_BUILD(cmd, DBDMA_CMD_OUT_MORE, 0, NBPG, vtophys(va), 1388 intmode, DBDMA_WAIT_NEVER, DBDMA_BRANCH_NEVER); 1389 cmd++; 1390 va += NBPG; 1391 } 1392 1393 DBDMA_BUILD(cmd, DBDMA_CMD_NOP, 0, 0, 1394 0/*vtophys((vaddr_t)sc->sc_odmacmd)*/, 0, DBDMA_WAIT_NEVER, 1395 DBDMA_BRANCH_ALWAYS); 1396 1397 out32rb(&cmd->d_cmddep, vtophys((vaddr_t)sc->sc_odmacmd)); 1398 1399 dbdma_start(sc->sc_odma, sc->sc_odmacmd); 1400 1401 return 0; 1402 } 1403 1404 static int 1405 snapper_trigger_input(void *h, void *start, void *end, int bsize, 1406 void (*intr)(void *), void *arg, 1407 const audio_params_t *param) 1408 { 1409 struct snapper_softc *sc; 1410 struct dbdma_command *cmd; 1411 vaddr_t va; 1412 int i, len, intmode; 1413 int res; 1414 1415 DPRINTF("trigger_input %p %p 0x%x\n", start, end, bsize); 1416 sc = h; 1417 1418 if ((res = snapper_set_rate(sc)) != 0) 1419 return res; 1420 1421 cmd = sc->sc_idmacmd; 1422 sc->sc_iintr = intr; 1423 sc->sc_iarg = arg; 1424 sc->sc_ipages = ((char *)end - (char *)start) / NBPG; 1425 1426 #ifdef DIAGNOSTIC 1427 if (sc->sc_ipages > SNAPPER_MAXPAGES) 1428 panic("snapper_trigger_input"); 1429 #endif 1430 1431 va = (vaddr_t)start; 1432 len = 0; 1433 for (i = sc->sc_ipages; i > 0; i--) { 1434 len += NBPG; 1435 if (len < bsize) 1436 intmode = 0; 1437 else { 1438 len = 0; 1439 intmode = DBDMA_INT_ALWAYS; 1440 } 1441 1442 DBDMA_BUILD(cmd, DBDMA_CMD_IN_MORE, 0, NBPG, vtophys(va), 1443 intmode, DBDMA_WAIT_NEVER, DBDMA_BRANCH_NEVER); 1444 cmd++; 1445 va += NBPG; 1446 } 1447 1448 DBDMA_BUILD(cmd, DBDMA_CMD_NOP, 0, 0, 1449 0/*vtophys((vaddr_t)sc->sc_odmacmd)*/, 0, DBDMA_WAIT_NEVER, 1450 DBDMA_BRANCH_ALWAYS); 1451 1452 out32rb(&cmd->d_cmddep, vtophys((vaddr_t)sc->sc_idmacmd)); 1453 1454 dbdma_start(sc->sc_idma, sc->sc_idmacmd); 1455 1456 return 0; 1457 } 1458 1459 static void 1460 snapper_get_locks(void *opaque, kmutex_t **intr, kmutex_t **thread) 1461 { 1462 struct snapper_softc *sc = opaque; 1463 1464 *intr = &sc->sc_intr_lock; 1465 *thread = &sc->sc_lock; 1466 } 1467 1468 static void 1469 snapper_set_volume(struct snapper_softc *sc, u_int left, u_int right) 1470 { 1471 u_char regs[6]; 1472 int l, r; 1473 1474 left = uimin(255, left); 1475 right = uimin(255, right); 1476 1477 if (sc->sc_mode == SNAPPER_SWVOL) { 1478 sc->sc_swvol_l = left; 1479 sc->sc_swvol_r = right; 1480 } else { 1481 /* 1482 * for some insane reason the gain table for master volume and the 1483 * mixer channels is almost identical - just shifted by 4 bits 1484 * so we use the mixer_gain table and bit-twiddle it... 1485 */ 1486 l = 177 - (left * 178 / 256); 1487 regs[0] = (snapper_mixer_gain[l][0] >> 4); 1488 regs[1] = ((snapper_mixer_gain[l][0] & 0x0f) << 4) | 1489 (snapper_mixer_gain[l][1] >> 4); 1490 regs[2] = ((snapper_mixer_gain[l][1] & 0x0f) << 4) | 1491 (snapper_mixer_gain[l][2] >> 4); 1492 1493 r = 177 - (right * 178 / 256); 1494 regs[3] = (snapper_mixer_gain[r][0] >> 4); 1495 regs[4] = ((snapper_mixer_gain[r][0] & 0x0f) << 4) | 1496 (snapper_mixer_gain[r][1] >> 4); 1497 regs[5] = ((snapper_mixer_gain[r][1] & 0x0f) << 4) | 1498 (snapper_mixer_gain[r][2] >> 4); 1499 1500 tas3004_write(sc, DEQ_VOLUME, regs); 1501 1502 DPRINTF("%d %02x %02x %02x : %d %02x %02x %02x\n", l, regs[0], 1503 regs[1], regs[2], r, regs[3], regs[4], regs[5]); 1504 } 1505 1506 sc->sc_vol_l = left; 1507 sc->sc_vol_r = right; 1508 } 1509 1510 static void 1511 snapper_set_basstreble(struct snapper_softc *sc, u_int val, u_int mode) 1512 { 1513 int i = val & 0xFF; 1514 uint8_t reg; 1515 1516 /* 1517 * Make 128 match the 0 dB point 1518 */ 1519 i = (i - (128 - (SNAPPER_BASSTAB_0DB << 2))) >> 2; 1520 if (i < 0) 1521 i = 0; 1522 else if (i >= sizeof(snapper_basstab)) 1523 i = sizeof(snapper_basstab) - 1; 1524 reg = snapper_basstab[i]; 1525 1526 if (sc->sc_mode == SNAPPER_IS_TAS3001 && 1527 mode == DEQ_BASS) { 1528 /* 1529 * XXX -- The TAS3001 bass table is different 1530 * than the other tables. 1531 */ 1532 reg = (reg >> 1) + 5; // map 0x72 -> 0x3E (0 dB) 1533 } 1534 1535 tas3004_write(sc, mode, ®); 1536 } 1537 1538 static void 1539 snapper_set_treble(struct snapper_softc *sc, u_int val) 1540 { 1541 if (sc->sc_treble != (u_char)val) { 1542 sc->sc_treble = val; 1543 snapper_set_basstreble(sc, val, DEQ_TREBLE); 1544 } 1545 } 1546 1547 static void 1548 snapper_set_bass(struct snapper_softc *sc, u_int val) 1549 { 1550 if (sc->sc_bass != (u_char)val) { 1551 sc->sc_bass = val; 1552 snapper_set_basstreble(sc, val, DEQ_BASS); 1553 } 1554 } 1555 1556 1557 /* 1558 * In the mixer gain setting, make 128 correspond to 1559 * the 0dB value from the table. 1560 * Note that the table values are complemented. 1561 */ 1562 #define SNAPPER_MIXER_GAIN_SIZE (sizeof(snapper_mixer_gain) / \ 1563 sizeof(snapper_mixer_gain[0])) 1564 #define NORMALIZE(i) ((~(i) & 0xff) - ((~128 & 0xff) - SNAPPER_MIXER_GAIN_0DB)) 1565 #define ADJUST(v, i) do { \ 1566 (v) = NORMALIZE(i);\ 1567 if ((v) < 0) \ 1568 (v) = 0; \ 1569 else if ((v) >= SNAPPER_MIXER_GAIN_SIZE) \ 1570 (v) = SNAPPER_MIXER_GAIN_SIZE - 1; \ 1571 \ 1572 } while (0) 1573 static void 1574 snapper_write_mixers(struct snapper_softc *sc) 1575 { 1576 uint8_t regs[9] = {0, 0, 0, 0, 0, 0, 0, 0, 0}; 1577 int i; 1578 if (sc->sc_mode > 1) return; 1579 /* Left channel of SDIN1 */ 1580 ADJUST(i, sc->mixer[0]); 1581 regs[0] = snapper_mixer_gain[i][0]; 1582 regs[1] = snapper_mixer_gain[i][1]; 1583 regs[2] = snapper_mixer_gain[i][2]; 1584 1585 /* Left channel of SDIN2 */ 1586 ADJUST(i, sc->mixer[1]); 1587 regs[3] = snapper_mixer_gain[i][0]; 1588 regs[4] = snapper_mixer_gain[i][1]; 1589 regs[5] = snapper_mixer_gain[i][2]; 1590 1591 /* Left channel of analog input */ 1592 ADJUST(i, sc->mixer[2]); 1593 regs[6] = snapper_mixer_gain[i][0]; 1594 regs[7] = snapper_mixer_gain[i][1]; 1595 regs[8] = snapper_mixer_gain[i][2]; 1596 1597 tas3004_write(sc, DEQ_MIXER_L, regs); 1598 1599 /* Right channel of SDIN1 */ 1600 ADJUST(i, sc->mixer[3]); 1601 regs[0] = snapper_mixer_gain[i][0]; 1602 regs[1] = snapper_mixer_gain[i][1]; 1603 regs[2] = snapper_mixer_gain[i][2]; 1604 1605 /* Right channel of SDIN2 */ 1606 ADJUST(i, sc->mixer[4]); 1607 regs[3] = snapper_mixer_gain[i][0]; 1608 regs[4] = snapper_mixer_gain[i][1]; 1609 regs[5] = snapper_mixer_gain[i][2]; 1610 1611 /* Right channel of analog input */ 1612 ADJUST(i, sc->mixer[5]); 1613 regs[6] = snapper_mixer_gain[i][0]; 1614 regs[7] = snapper_mixer_gain[i][1]; 1615 regs[8] = snapper_mixer_gain[i][2]; 1616 1617 tas3004_write(sc, DEQ_MIXER_R, regs); 1618 } 1619 1620 #define CLKSRC_49MHz 0x80000000 /* Use 49152000Hz Osc. */ 1621 #define CLKSRC_45MHz 0x40000000 /* Use 45158400Hz Osc. */ 1622 #define CLKSRC_18MHz 0x00000000 /* Use 18432000Hz Osc. */ 1623 #define MCLK_DIV 0x1f000000 /* MCLK = SRC / DIV */ 1624 #define MCLK_DIV1 0x14000000 /* MCLK = SRC */ 1625 #define MCLK_DIV3 0x13000000 /* MCLK = SRC / 3 */ 1626 #define MCLK_DIV5 0x12000000 /* MCLK = SRC / 5 */ 1627 #define SCLK_DIV 0x00f00000 /* SCLK = MCLK / DIV */ 1628 #define SCLK_DIV1 0x00800000 1629 #define SCLK_DIV3 0x00900000 1630 #define SCLK_MASTER 0x00080000 /* Master mode */ 1631 #define SCLK_SLAVE 0x00000000 /* Slave mode */ 1632 #define SERIAL_FORMAT 0x00070000 1633 #define SERIAL_SONY 0x00000000 1634 #define SERIAL_64x 0x00010000 1635 #define SERIAL_32x 0x00020000 1636 #define SERIAL_DAV 0x00040000 1637 #define SERIAL_SILICON 0x00050000 1638 1639 /* 1640 * rate = fs = LRCLK 1641 * SCLK = 64*LRCLK (I2S) 1642 * MCLK = 256fs (typ. -- changeable) 1643 * 1644 * MCLK = clksrc / mdiv 1645 * SCLK = MCLK / sdiv 1646 * rate = SCLK / 64 ( = LRCLK = fs) 1647 */ 1648 1649 int 1650 snapper_set_rate(struct snapper_softc *sc) 1651 { 1652 u_int reg = 0, x; 1653 u_int rate = sc->sc_rate; 1654 uint32_t wordsize, ows; 1655 int MCLK; 1656 int clksrc, mdiv, sdiv; 1657 int mclk_fs; 1658 int timo; 1659 uint8_t mcr1; 1660 1661 switch (rate) { 1662 case 44100: 1663 clksrc = 45158400; /* 45MHz */ 1664 reg = CLKSRC_45MHz; 1665 mclk_fs = 256; 1666 break; 1667 1668 case 32000: 1669 case 48000: 1670 case 96000: 1671 clksrc = 49152000; /* 49MHz */ 1672 reg = CLKSRC_49MHz; 1673 mclk_fs = 256; 1674 break; 1675 1676 default: 1677 DPRINTF("snapper_set_rate: invalid rate %u\n", rate); 1678 return EINVAL; 1679 } 1680 1681 MCLK = rate * mclk_fs; 1682 mdiv = clksrc / MCLK; /* 4 */ 1683 sdiv = mclk_fs / 64; /* 4 */ 1684 1685 switch (mdiv) { 1686 case 1: 1687 reg |= MCLK_DIV1; 1688 break; 1689 case 3: 1690 reg |= MCLK_DIV3; 1691 break; 1692 case 5: 1693 reg |= MCLK_DIV5; 1694 break; 1695 default: 1696 reg |= ((mdiv / 2 - 1) << 24) & 0x1f000000; 1697 break; 1698 } 1699 1700 switch (sdiv) { 1701 case 1: 1702 reg |= SCLK_DIV1; 1703 break; 1704 case 3: 1705 reg |= SCLK_DIV3; 1706 break; 1707 default: 1708 reg |= ((sdiv / 2 - 1) << 20) & 0x00f00000; 1709 break; 1710 } 1711 1712 reg |= SCLK_MASTER; /* XXX master mode */ 1713 1714 reg |= SERIAL_64x; 1715 1716 /* stereo input and output */ 1717 1718 DPRINTF("precision: %d\n", sc->sc_bitspersample); 1719 switch(sc->sc_bitspersample) { 1720 case 16: 1721 wordsize = INPUT_STEREO | INPUT_16BIT | 1722 OUTPUT_STEREO | OUTPUT_16BIT; 1723 mcr1 = DEQ_MCR1_SC_64 | DEQ_MCR1_SM_I2S | DEQ_MCR1_W_16; 1724 break; 1725 case 24: 1726 wordsize = INPUT_STEREO | INPUT_24BIT | 1727 OUTPUT_STEREO | OUTPUT_24BIT; 1728 mcr1 = DEQ_MCR1_SC_64 | DEQ_MCR1_SM_I2S | DEQ_MCR1_W_24; 1729 break; 1730 default: 1731 printf("%s: unsupported sample size %d\n", 1732 device_xname(sc->sc_dev), sc->sc_bitspersample); 1733 return EINVAL; 1734 } 1735 1736 if (sc->sc_mode == SNAPPER_IS_TAS3001) 1737 mcr1 |= DEQ_MCR1_ISM_I2S; 1738 1739 ows = bus_space_read_4(sc->sc_tag, sc->sc_bsh, I2S_WORDSIZE); 1740 1741 DPRINTF("I2SSetDataWordSizeReg 0x%08x -> 0x%08x\n", 1742 ows, wordsize); 1743 if (ows != wordsize) { 1744 bus_space_write_4(sc->sc_tag, sc->sc_bsh, I2S_WORDSIZE, 1745 wordsize); 1746 if (sc->sc_mode != SNAPPER_SWVOL) 1747 tas3004_write(sc, DEQ_MCR1, &mcr1); 1748 } 1749 1750 x = bus_space_read_4(sc->sc_tag, sc->sc_bsh, I2S_FORMAT); 1751 if (x == reg) 1752 return 0; /* No change; do nothing. */ 1753 1754 DPRINTF("I2SSetSerialFormatReg 0x%x -> 0x%x\n", 1755 bus_space_read_4(sc->sc_tag, sc->sc_bsh, + I2S_FORMAT), reg); 1756 1757 /* Clear CLKSTOPPEND. */ 1758 bus_space_write_4(sc->sc_tag, sc->sc_bsh, I2S_INT, I2S_INT_CLKSTOPPEND); 1759 1760 x = obio_read_4(KEYLARGO_FCR1); /* FCR */ 1761 x &= ~I2S0CLKEN; /* XXX I2S0 */ 1762 obio_write_4(KEYLARGO_FCR1, x); 1763 1764 /* Wait until clock is stopped. */ 1765 for (timo = 1000; timo > 0; timo--) { 1766 if (bus_space_read_4(sc->sc_tag, sc->sc_bsh, I2S_INT) & 1767 I2S_INT_CLKSTOPPEND) 1768 goto done; 1769 delay(1); 1770 } 1771 DPRINTF("snapper_set_rate: timeout\n"); 1772 done: 1773 bus_space_write_4(sc->sc_tag, sc->sc_bsh, I2S_FORMAT, reg); 1774 1775 x = obio_read_4(KEYLARGO_FCR1); 1776 x |= I2S0CLKEN; 1777 obio_write_4(KEYLARGO_FCR1, x); 1778 1779 return 0; 1780 } 1781 1782 const struct tas3004_reg tas3004_initdata = { 1783 { DEQ_MCR1_SC_64 | DEQ_MCR1_SM_I2S | DEQ_MCR1_W_16 }, /* MCR1 */ 1784 { 1, 0, 0, 0, 0, 0 }, /* DRC */ 1785 { 0, 0, 0, 0, 0, 0 }, /* VOLUME */ 1786 { 0x72 }, /* TREBLE */ 1787 { 0x72 }, /* BASS */ 1788 { 0x10, 0x00, 0x00, 0, 0, 0, 0, 0, 0 }, /* MIXER_L */ 1789 { 0x10, 0x00, 0x00, 0, 0, 0, 0, 0, 0 }, /* MIXER_R */ 1790 { 0x10, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, /* BIQUAD */ 1791 { 0x10, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, /* BIQUAD */ 1792 { 0x10, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, /* BIQUAD */ 1793 { 0x10, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, /* BIQUAD */ 1794 { 0x10, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, /* BIQUAD */ 1795 { 0x10, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, /* BIQUAD */ 1796 { 0x10, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, /* BIQUAD */ 1797 { 0x10, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, /* BIQUAD */ 1798 { 0x10, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, /* BIQUAD */ 1799 { 0x10, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, /* BIQUAD */ 1800 { 0x10, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, /* BIQUAD */ 1801 { 0x10, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, /* BIQUAD */ 1802 { 0x10, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, /* BIQUAD */ 1803 { 0x10, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, /* BIQUAD */ 1804 { 0x10, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, /* BIQUAD */ 1805 { 0x10, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, /* BIQUAD */ 1806 { 0, 0, 0 }, /* LLB_GAIN */ 1807 { 0, 0, 0 }, /* RLB_GAIN */ 1808 { 0 }, /* ACR - line in */ 1809 { 2 } /* MCR2 - AllPass mode since we don't use the equalizer anyway */ 1810 }; 1811 1812 const char tas3004_regsize[] = { 1813 0, /* 0x00 */ 1814 sizeof tas3004_initdata.MCR1, /* 0x01 */ 1815 sizeof tas3004_initdata.DRC, /* 0x02 */ 1816 0, /* 0x03 */ 1817 sizeof tas3004_initdata.VOLUME, /* 0x04 */ 1818 sizeof tas3004_initdata.TREBLE, /* 0x05 */ 1819 sizeof tas3004_initdata.BASS, /* 0x06 */ 1820 sizeof tas3004_initdata.MIXER_L, /* 0x07 */ 1821 sizeof tas3004_initdata.MIXER_R, /* 0x08 */ 1822 0, /* 0x09 */ 1823 sizeof tas3004_initdata.LB0, /* 0x0a */ 1824 sizeof tas3004_initdata.LB1, /* 0x0b */ 1825 sizeof tas3004_initdata.LB2, /* 0x0c */ 1826 sizeof tas3004_initdata.LB3, /* 0x0d */ 1827 sizeof tas3004_initdata.LB4, /* 0x0e */ 1828 sizeof tas3004_initdata.LB5, /* 0x0f */ 1829 sizeof tas3004_initdata.LB6, /* 0x10 */ 1830 0, /* 0x11 */ 1831 0, /* 0x12 */ 1832 sizeof tas3004_initdata.RB0, /* 0x13 */ 1833 sizeof tas3004_initdata.RB1, /* 0x14 */ 1834 sizeof tas3004_initdata.RB2, /* 0x15 */ 1835 sizeof tas3004_initdata.RB3, /* 0x16 */ 1836 sizeof tas3004_initdata.RB4, /* 0x17 */ 1837 sizeof tas3004_initdata.RB5, /* 0x18 */ 1838 sizeof tas3004_initdata.RB6, /* 0x19 */ 1839 0,0,0,0, 0,0, 1840 0, /* 0x20 */ 1841 sizeof tas3004_initdata.LLB, /* 0x21 */ 1842 sizeof tas3004_initdata.RLB, /* 0x22 */ 1843 sizeof tas3004_initdata.LLB_GAIN, /* 0x23 */ 1844 sizeof tas3004_initdata.RLB_GAIN, /* 0x24 */ 1845 0,0,0,0, 0,0,0,0, 0,0,0, 1846 0,0,0,0, 0,0,0,0, 0,0,0,0, 0,0,0,0, 1847 sizeof tas3004_initdata.ACR, /* 0x40 */ 1848 0, /* 0x41 */ 1849 0, /* 0x42 */ 1850 sizeof tas3004_initdata.MCR2 /* 0x43 */ 1851 }; 1852 1853 static int 1854 tas3004_write(struct snapper_softc *sc, u_int reg, const void *data) 1855 { 1856 int size; 1857 static char regblock[sizeof(struct tas3004_reg)+1]; 1858 1859 if (sc->sc_i2c == NULL) 1860 return 0; 1861 1862 KASSERT(reg < sizeof tas3004_regsize); 1863 size = tas3004_regsize[reg]; 1864 KASSERT(size > 0); 1865 1866 DPRINTF("reg: %x, %d %d\n", reg, size, ((const char*)data)[0]); 1867 1868 regblock[0] = reg; 1869 memcpy(®block[1], data, size); 1870 if (sc->sc_mode == SNAPPER_IS_TAS3001) { 1871 if (reg == DEQ_MIXER_L || reg == DEQ_MIXER_R) 1872 size = 3; 1873 else if (reg == DEQ_DRC || reg == DEQ_ACR || 1874 reg == DEQ_MCR2) { 1875 /* these registers are not available on TAS3001 */ 1876 return 0; 1877 } 1878 } 1879 iic_acquire_bus(sc->sc_i2c, 0); 1880 iic_exec(sc->sc_i2c, I2C_OP_WRITE, sc->sc_deqaddr, regblock, size + 1, 1881 NULL, 0, 0); 1882 iic_release_bus(sc->sc_i2c, 0); 1883 1884 return 0; 1885 } 1886 1887 static int 1888 gpio_read(bus_size_t addr) 1889 { 1890 1891 if (obio_read_1(addr) & GPIO_DATA) 1892 return 1; 1893 return 0; 1894 } 1895 1896 static void 1897 gpio_write(bus_size_t addr, int val) 1898 { 1899 uint8_t data; 1900 1901 data = GPIO_DDR_OUTPUT; 1902 if (val) 1903 data |= GPIO_DATA; 1904 obio_write_1(addr, data); 1905 } 1906 1907 #define headphone_active 0 /* XXX OF */ 1908 #define amp_active 0 /* XXX OF */ 1909 1910 static void 1911 snapper_mute_speaker(struct snapper_softc *sc, int mute) 1912 { 1913 int x; 1914 1915 if (amp_mute) { 1916 DPRINTF("ampmute %d --> ", gpio_read(amp_mute)); 1917 1918 if (mute) 1919 x = amp_active; /* mute */ 1920 else 1921 x = !amp_active; /* unmute */ 1922 if (x != gpio_read(amp_mute)) 1923 gpio_write(amp_mute, x); 1924 1925 DPRINTF("%d\n", gpio_read(amp_mute)); 1926 } 1927 } 1928 1929 static void 1930 snapper_mute_headphone(struct snapper_softc *sc, int mute) 1931 { 1932 u_int x; 1933 1934 if (headphone_mute != 0) { 1935 DPRINTF("headphonemute %d --> ", gpio_read(headphone_mute)); 1936 1937 if (mute) 1938 x = headphone_active; /* mute */ 1939 else 1940 x = !headphone_active; /* unmute */ 1941 if (x != gpio_read(headphone_mute)) 1942 gpio_write(headphone_mute, x); 1943 1944 DPRINTF("%d\n", gpio_read(headphone_mute)); 1945 } 1946 } 1947 1948 static int 1949 snapper_cint(void *v) 1950 { 1951 struct snapper_softc *sc; 1952 u_int sense; 1953 1954 if (headphone_detect != 0) { 1955 sc = v; 1956 sense = obio_read_1(headphone_detect); 1957 DPRINTF("headphone detect = 0x%x\n", sense); 1958 1959 if (((sense & 0x02) >> 1) == headphone_detect_active) { 1960 DPRINTF("headphone is inserted\n"); 1961 snapper_mute_speaker(sc, 1); 1962 snapper_mute_headphone(sc, 0); 1963 sc->sc_output_mask = 1 << 1; 1964 } else { 1965 DPRINTF("headphone is NOT inserted\n"); 1966 snapper_mute_speaker(sc, 0); 1967 snapper_mute_headphone(sc, 1); 1968 sc->sc_output_mask = 1 << 0; 1969 } 1970 } 1971 1972 return 1; 1973 } 1974 1975 #define reset_active 0 /* XXX OF */ 1976 1977 #define DEQ_WRITE(sc, reg, addr) \ 1978 if (tas3004_write(sc, reg, addr)) goto err 1979 1980 static int 1981 tas3004_init(struct snapper_softc *sc) 1982 { 1983 1984 /* No reset port. Nothing to do. */ 1985 if (audio_hw_reset == 0) 1986 goto noreset; 1987 1988 /* Reset TAS3004. */ 1989 gpio_write(audio_hw_reset, !reset_active); /* Negate RESET */ 1990 delay(100000); /* XXX Really needed? */ 1991 1992 gpio_write(audio_hw_reset, reset_active); /* Assert RESET */ 1993 delay(1); 1994 1995 gpio_write(audio_hw_reset, !reset_active); /* Negate RESET */ 1996 delay(10000); 1997 1998 noreset: 1999 if ((sc->sc_mode == SNAPPER_IS_TAS3004) || 2000 (sc->sc_mode == SNAPPER_IS_TAS3001)) { 2001 DEQ_WRITE(sc, DEQ_LB0, tas3004_initdata.LB0); 2002 DEQ_WRITE(sc, DEQ_LB1, tas3004_initdata.LB1); 2003 DEQ_WRITE(sc, DEQ_LB2, tas3004_initdata.LB2); 2004 DEQ_WRITE(sc, DEQ_LB3, tas3004_initdata.LB3); 2005 DEQ_WRITE(sc, DEQ_LB4, tas3004_initdata.LB4); 2006 DEQ_WRITE(sc, DEQ_LB5, tas3004_initdata.LB5); 2007 DEQ_WRITE(sc, DEQ_LB6, tas3004_initdata.LB6); 2008 DEQ_WRITE(sc, DEQ_RB0, tas3004_initdata.RB0); 2009 DEQ_WRITE(sc, DEQ_RB1, tas3004_initdata.RB1); 2010 DEQ_WRITE(sc, DEQ_RB1, tas3004_initdata.RB1); 2011 DEQ_WRITE(sc, DEQ_RB2, tas3004_initdata.RB2); 2012 DEQ_WRITE(sc, DEQ_RB3, tas3004_initdata.RB3); 2013 DEQ_WRITE(sc, DEQ_RB4, tas3004_initdata.RB4); 2014 DEQ_WRITE(sc, DEQ_RB5, tas3004_initdata.RB5); 2015 DEQ_WRITE(sc, DEQ_MCR1, tas3004_initdata.MCR1); 2016 DEQ_WRITE(sc, DEQ_MCR2, tas3004_initdata.MCR2); 2017 DEQ_WRITE(sc, DEQ_DRC, tas3004_initdata.DRC); 2018 DEQ_WRITE(sc, DEQ_VOLUME, tas3004_initdata.VOLUME); 2019 DEQ_WRITE(sc, DEQ_TREBLE, tas3004_initdata.TREBLE); 2020 DEQ_WRITE(sc, DEQ_BASS, tas3004_initdata.BASS); 2021 DEQ_WRITE(sc, DEQ_MIXER_L, tas3004_initdata.MIXER_L); 2022 DEQ_WRITE(sc, DEQ_MIXER_R, tas3004_initdata.MIXER_R); 2023 DEQ_WRITE(sc, DEQ_LLB, tas3004_initdata.LLB); 2024 DEQ_WRITE(sc, DEQ_RLB, tas3004_initdata.RLB); 2025 DEQ_WRITE(sc, DEQ_LLB_GAIN, tas3004_initdata.LLB_GAIN); 2026 DEQ_WRITE(sc, DEQ_RLB_GAIN, tas3004_initdata.RLB_GAIN); 2027 DEQ_WRITE(sc, DEQ_ACR, tas3004_initdata.ACR); 2028 } 2029 return 0; 2030 err: 2031 printf("tas3004_init: error\n"); 2032 return -1; 2033 } 2034 2035 static void 2036 snapper_init(struct snapper_softc *sc, int node) 2037 { 2038 int gpio; 2039 int headphone_detect_intr; 2040 uint32_t gpio_base, reg[1], fcreg; 2041 #ifdef SNAPPER_DEBUG 2042 char fcr[32]; 2043 2044 snprintb(fcr, sizeof(fcr), FCR3C_BITMASK, obio_read_4(KEYLARGO_FCR1)); 2045 printf("FCR(0x3c) %s\n", fcr); 2046 #endif 2047 fcreg = obio_read_4(KEYLARGO_FCR1); 2048 fcreg |= I2S0CLKEN | I2S0EN; 2049 obio_write_4(KEYLARGO_FCR1, fcreg); 2050 2051 headphone_detect_intr = -1; 2052 2053 gpio = of_getnode_byname(OF_parent(node), "gpio"); 2054 if (OF_getprop(gpio, "reg", reg, sizeof(reg)) == sizeof(reg)) 2055 gpio_base = reg[0]; 2056 else 2057 gpio_base = 0; 2058 DPRINTF(" /gpio 0x%x@0x%x\n", (unsigned)gpio, gpio_base); 2059 2060 gpio = OF_child(gpio); 2061 while (gpio) { 2062 char name[64], audio_gpio[64]; 2063 int intr[2]; 2064 bus_size_t addr; 2065 2066 memset(name, 0, sizeof name); 2067 memset(audio_gpio, 0, sizeof audio_gpio); 2068 addr = 0; 2069 OF_getprop(gpio, "name", name, sizeof name); 2070 OF_getprop(gpio, "audio-gpio", audio_gpio, sizeof audio_gpio); 2071 if (OF_getprop(gpio, "AAPL,address", &addr, sizeof addr) == -1) 2072 if (OF_getprop(gpio, "reg", reg, sizeof reg) 2073 == sizeof reg) 2074 addr = gpio_base + reg[0]; 2075 /* 2076 * XXX 2077 * APL,address contains the absolute address, we only want the 2078 * offset from mac-io's base address 2079 */ 2080 addr &= 0x7fff; 2081 DPRINTF(" 0x%x %s %s %08x\n", gpio, name, audio_gpio, addr); 2082 2083 /* gpio5 */ 2084 if (strcmp(audio_gpio, "headphone-mute") == 0 || 2085 strcmp(name, "headphone-mute") == 0) 2086 headphone_mute = addr; 2087 /* gpio6 */ 2088 if (strcmp(audio_gpio, "amp-mute") == 0 || 2089 strcmp(name, "amp-mute") == 0) 2090 amp_mute = addr; 2091 /* extint-gpio15 */ 2092 if (strcmp(audio_gpio, "headphone-detect") == 0 || 2093 strcmp(name, "headphone-detect") == 0) { 2094 uint32_t act; 2095 headphone_detect = addr; 2096 OF_getprop(gpio, "audio-gpio-active-state", &act, 4); 2097 headphone_detect_active = act; 2098 if (OF_getprop(gpio, "interrupts", intr, 8) == 8) { 2099 headphone_detect_intr = intr[0]; 2100 } 2101 } 2102 /* gpio11 (keywest-11) */ 2103 if (strcmp(audio_gpio, "audio-hw-reset") == 0 || 2104 strcmp(name, "hw-reset") == 0) 2105 audio_hw_reset = addr; 2106 2107 gpio = OF_peer(gpio); 2108 } 2109 2110 DPRINTF(" headphone-mute %x\n", headphone_mute); 2111 DPRINTF(" amp-mute %x\n", amp_mute); 2112 DPRINTF(" headphone-detect %x\n", headphone_detect); 2113 DPRINTF(" headphone-detect active %x\n", headphone_detect_active); 2114 DPRINTF(" headphone-detect intr %x\n", headphone_detect_intr); 2115 DPRINTF(" audio-hw-reset %x\n", audio_hw_reset); 2116 2117 if (headphone_detect_intr != -1) 2118 intr_establish(headphone_detect_intr, IST_EDGE, IPL_AUDIO, 2119 snapper_cint, sc); 2120 2121 sc->sc_rate = 44100; /* default rate */ 2122 sc->sc_bitspersample = 16; 2123 2124 /* Enable headphone interrupt? */ 2125 if (headphone_detect != 0) { 2126 obio_write_1(headphone_detect, 2127 obio_read_1(headphone_detect) | 0x80); 2128 } 2129 2130 if (tas3004_init(sc)) 2131 return; 2132 2133 /* Update headphone status. */ 2134 snapper_cint(sc); 2135 2136 snapper_set_volume(sc, 128, 128); 2137 snapper_set_bass(sc, 128); 2138 snapper_set_treble(sc, 128); 2139 2140 /* Record source defaults to line in. This reflects the 2141 * default value for the ACR (see tas3004_initdata). 2142 */ 2143 sc->sc_record_source = 1 << 1; 2144 2145 /* We mute the analog input for now */ 2146 sc->mixer[0] = 128; 2147 sc->mixer[1] = 128; 2148 sc->mixer[2] = 0; 2149 if (sc->sc_mode == SNAPPER_IS_TAS3001) { 2150 sc->mixer[3] = 0; 2151 } else 2152 sc->mixer[3] = 128; 2153 sc->mixer[4] = 128; 2154 sc->mixer[5] = 0; 2155 snapper_write_mixers(sc); 2156 } 2157