Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /* |
| 2 | * This program is free software; you can redistribute it and/or modify |
| 3 | * it under the terms of the GNU General Public License as published by |
| 4 | * the Free Software Foundation; either version 2 of the License, or |
| 5 | * (at your option) any later version. |
| 6 | * |
| 7 | * This program is distributed in the hope that it will be useful, |
| 8 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 9 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 10 | * GNU Library General Public License for more details. |
| 11 | * |
| 12 | * You should have received a copy of the GNU General Public License |
| 13 | * along with this program; if not, write to the Free Software |
| 14 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
| 15 | */ |
| 16 | |
| 17 | /* |
| 18 | * Vortex PCM ALSA driver. |
| 19 | * |
| 20 | * Supports ADB and WT DMA. Unfortunately, WT channels do not run yet. |
| 21 | * It remains stuck,and DMA transfers do not happen. |
| 22 | */ |
| 23 | #include <sound/asoundef.h> |
| 24 | #include <sound/driver.h> |
| 25 | #include <linux/time.h> |
| 26 | #include <sound/core.h> |
| 27 | #include <sound/pcm.h> |
| 28 | #include <sound/pcm_params.h> |
| 29 | #include "au88x0.h" |
| 30 | |
| 31 | #define VORTEX_PCM_TYPE(x) (x->name[40]) |
| 32 | |
| 33 | /* hardware definition */ |
| 34 | static snd_pcm_hardware_t snd_vortex_playback_hw_adb = { |
| 35 | .info = |
Jaroslav Kysela | 41e4845 | 2005-08-18 13:43:12 +0200 | [diff] [blame^] | 36 | (SNDRV_PCM_INFO_MMAP | /* SNDRV_PCM_INFO_RESUME | */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 37 | SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_INTERLEAVED | |
| 38 | SNDRV_PCM_INFO_MMAP_VALID), |
| 39 | .formats = |
| 40 | SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_U8 | |
| 41 | SNDRV_PCM_FMTBIT_MU_LAW | SNDRV_PCM_FMTBIT_A_LAW, |
| 42 | .rates = SNDRV_PCM_RATE_CONTINUOUS, |
| 43 | .rate_min = 5000, |
| 44 | .rate_max = 48000, |
| 45 | .channels_min = 1, |
| 46 | #ifdef CHIP_AU8830 |
| 47 | .channels_max = 4, |
| 48 | #else |
| 49 | .channels_max = 2, |
| 50 | #endif |
| 51 | .buffer_bytes_max = 0x10000, |
| 52 | .period_bytes_min = 0x1, |
| 53 | .period_bytes_max = 0x1000, |
| 54 | .periods_min = 2, |
| 55 | .periods_max = 32, |
| 56 | }; |
| 57 | |
| 58 | #ifndef CHIP_AU8820 |
| 59 | static snd_pcm_hardware_t snd_vortex_playback_hw_a3d = { |
| 60 | .info = |
Jaroslav Kysela | 41e4845 | 2005-08-18 13:43:12 +0200 | [diff] [blame^] | 61 | (SNDRV_PCM_INFO_MMAP | /* SNDRV_PCM_INFO_RESUME | */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 62 | SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_INTERLEAVED | |
| 63 | SNDRV_PCM_INFO_MMAP_VALID), |
| 64 | .formats = |
| 65 | SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_U8 | |
| 66 | SNDRV_PCM_FMTBIT_MU_LAW | SNDRV_PCM_FMTBIT_A_LAW, |
| 67 | .rates = SNDRV_PCM_RATE_CONTINUOUS, |
| 68 | .rate_min = 5000, |
| 69 | .rate_max = 48000, |
| 70 | .channels_min = 1, |
| 71 | .channels_max = 1, |
| 72 | .buffer_bytes_max = 0x10000, |
| 73 | .period_bytes_min = 0x100, |
| 74 | .period_bytes_max = 0x1000, |
| 75 | .periods_min = 2, |
| 76 | .periods_max = 64, |
| 77 | }; |
| 78 | #endif |
| 79 | static snd_pcm_hardware_t snd_vortex_playback_hw_spdif = { |
| 80 | .info = |
Jaroslav Kysela | 41e4845 | 2005-08-18 13:43:12 +0200 | [diff] [blame^] | 81 | (SNDRV_PCM_INFO_MMAP | /* SNDRV_PCM_INFO_RESUME | */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 82 | SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_INTERLEAVED | |
| 83 | SNDRV_PCM_INFO_MMAP_VALID), |
| 84 | .formats = |
| 85 | SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_U8 | |
| 86 | SNDRV_PCM_FMTBIT_IEC958_SUBFRAME_LE | SNDRV_PCM_FMTBIT_MU_LAW | |
| 87 | SNDRV_PCM_FMTBIT_A_LAW, |
| 88 | .rates = |
| 89 | SNDRV_PCM_RATE_32000 | SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000, |
| 90 | .rate_min = 32000, |
| 91 | .rate_max = 48000, |
| 92 | .channels_min = 1, |
| 93 | .channels_max = 2, |
| 94 | .buffer_bytes_max = 0x10000, |
| 95 | .period_bytes_min = 0x100, |
| 96 | .period_bytes_max = 0x1000, |
| 97 | .periods_min = 2, |
| 98 | .periods_max = 64, |
| 99 | }; |
| 100 | |
| 101 | #ifndef CHIP_AU8810 |
| 102 | static snd_pcm_hardware_t snd_vortex_playback_hw_wt = { |
| 103 | .info = (SNDRV_PCM_INFO_MMAP | |
| 104 | SNDRV_PCM_INFO_INTERLEAVED | |
| 105 | SNDRV_PCM_INFO_BLOCK_TRANSFER | SNDRV_PCM_INFO_MMAP_VALID), |
| 106 | .formats = SNDRV_PCM_FMTBIT_S16_LE, |
| 107 | .rates = SNDRV_PCM_RATE_8000_48000 | SNDRV_PCM_RATE_CONTINUOUS, // SNDRV_PCM_RATE_48000, |
| 108 | .rate_min = 8000, |
| 109 | .rate_max = 48000, |
| 110 | .channels_min = 1, |
| 111 | .channels_max = 2, |
| 112 | .buffer_bytes_max = 0x10000, |
| 113 | .period_bytes_min = 0x0400, |
| 114 | .period_bytes_max = 0x1000, |
| 115 | .periods_min = 2, |
| 116 | .periods_max = 64, |
| 117 | }; |
| 118 | #endif |
| 119 | /* open callback */ |
| 120 | static int snd_vortex_pcm_open(snd_pcm_substream_t * substream) |
| 121 | { |
| 122 | vortex_t *vortex = snd_pcm_substream_chip(substream); |
| 123 | snd_pcm_runtime_t *runtime = substream->runtime; |
| 124 | int err; |
| 125 | |
| 126 | /* Force equal size periods */ |
| 127 | if ((err = |
| 128 | snd_pcm_hw_constraint_integer(runtime, |
| 129 | SNDRV_PCM_HW_PARAM_PERIODS)) < 0) |
| 130 | return err; |
| 131 | /* Avoid PAGE_SIZE boundary to fall inside of a period. */ |
| 132 | if ((err = |
| 133 | snd_pcm_hw_constraint_pow2(runtime, 0, |
| 134 | SNDRV_PCM_HW_PARAM_PERIOD_BYTES)) < 0) |
| 135 | return err; |
| 136 | |
| 137 | if (VORTEX_PCM_TYPE(substream->pcm) != VORTEX_PCM_WT) { |
| 138 | #ifndef CHIP_AU8820 |
| 139 | if (VORTEX_PCM_TYPE(substream->pcm) == VORTEX_PCM_A3D) { |
| 140 | runtime->hw = snd_vortex_playback_hw_a3d; |
| 141 | } |
| 142 | #endif |
| 143 | if (VORTEX_PCM_TYPE(substream->pcm) == VORTEX_PCM_SPDIF) { |
| 144 | runtime->hw = snd_vortex_playback_hw_spdif; |
| 145 | switch (vortex->spdif_sr) { |
| 146 | case 32000: |
| 147 | runtime->hw.rates = SNDRV_PCM_RATE_32000; |
| 148 | break; |
| 149 | case 44100: |
| 150 | runtime->hw.rates = SNDRV_PCM_RATE_44100; |
| 151 | break; |
| 152 | case 48000: |
| 153 | runtime->hw.rates = SNDRV_PCM_RATE_48000; |
| 154 | break; |
| 155 | } |
| 156 | } |
| 157 | if (VORTEX_PCM_TYPE(substream->pcm) == VORTEX_PCM_ADB |
| 158 | || VORTEX_PCM_TYPE(substream->pcm) == VORTEX_PCM_I2S) |
| 159 | runtime->hw = snd_vortex_playback_hw_adb; |
| 160 | substream->runtime->private_data = NULL; |
| 161 | } |
| 162 | #ifndef CHIP_AU8810 |
| 163 | else { |
| 164 | runtime->hw = snd_vortex_playback_hw_wt; |
| 165 | substream->runtime->private_data = NULL; |
| 166 | } |
| 167 | #endif |
| 168 | return 0; |
| 169 | } |
| 170 | |
| 171 | /* close callback */ |
| 172 | static int snd_vortex_pcm_close(snd_pcm_substream_t * substream) |
| 173 | { |
| 174 | //vortex_t *chip = snd_pcm_substream_chip(substream); |
| 175 | stream_t *stream = (stream_t *) substream->runtime->private_data; |
| 176 | |
| 177 | // the hardware-specific codes will be here |
| 178 | if (stream != NULL) { |
| 179 | stream->substream = NULL; |
| 180 | stream->nr_ch = 0; |
| 181 | } |
| 182 | substream->runtime->private_data = NULL; |
| 183 | return 0; |
| 184 | } |
| 185 | |
| 186 | /* hw_params callback */ |
| 187 | static int |
| 188 | snd_vortex_pcm_hw_params(snd_pcm_substream_t * substream, |
| 189 | snd_pcm_hw_params_t * hw_params) |
| 190 | { |
| 191 | vortex_t *chip = snd_pcm_substream_chip(substream); |
| 192 | stream_t *stream = (stream_t *) (substream->runtime->private_data); |
| 193 | snd_pcm_sgbuf_t *sgbuf; |
| 194 | int err; |
| 195 | |
| 196 | // Alloc buffer memory. |
| 197 | err = |
| 198 | snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params)); |
| 199 | if (err < 0) { |
| 200 | printk(KERN_ERR "Vortex: pcm page alloc failed!\n"); |
| 201 | return err; |
| 202 | } |
| 203 | //sgbuf = (snd_pcm_sgbuf_t *) substream->runtime->dma_private; |
| 204 | sgbuf = snd_pcm_substream_sgbuf(substream); |
| 205 | /* |
| 206 | printk(KERN_INFO "Vortex: periods %d, period_bytes %d, channels = %d\n", params_periods(hw_params), |
| 207 | params_period_bytes(hw_params), params_channels(hw_params)); |
| 208 | */ |
| 209 | spin_lock_irq(&chip->lock); |
| 210 | // Make audio routes and config buffer DMA. |
| 211 | if (VORTEX_PCM_TYPE(substream->pcm) != VORTEX_PCM_WT) { |
| 212 | int dma, type = VORTEX_PCM_TYPE(substream->pcm); |
| 213 | /* Dealloc any routes. */ |
| 214 | if (stream != NULL) |
| 215 | vortex_adb_allocroute(chip, stream->dma, |
| 216 | stream->nr_ch, stream->dir, |
| 217 | stream->type); |
| 218 | /* Alloc routes. */ |
| 219 | dma = |
| 220 | vortex_adb_allocroute(chip, -1, |
| 221 | params_channels(hw_params), |
| 222 | substream->stream, type); |
| 223 | if (dma < 0) |
| 224 | return dma; |
| 225 | stream = substream->runtime->private_data = &chip->dma_adb[dma]; |
| 226 | stream->substream = substream; |
| 227 | /* Setup Buffers. */ |
| 228 | vortex_adbdma_setbuffers(chip, dma, sgbuf, |
| 229 | params_period_bytes(hw_params), |
| 230 | params_periods(hw_params)); |
| 231 | } |
| 232 | #ifndef CHIP_AU8810 |
| 233 | else { |
| 234 | /* if (stream != NULL) |
| 235 | vortex_wt_allocroute(chip, substream->number, 0); */ |
| 236 | vortex_wt_allocroute(chip, substream->number, |
| 237 | params_channels(hw_params)); |
| 238 | stream = substream->runtime->private_data = |
| 239 | &chip->dma_wt[substream->number]; |
| 240 | stream->dma = substream->number; |
| 241 | stream->substream = substream; |
| 242 | vortex_wtdma_setbuffers(chip, substream->number, sgbuf, |
| 243 | params_period_bytes(hw_params), |
| 244 | params_periods(hw_params)); |
| 245 | } |
| 246 | #endif |
| 247 | spin_unlock_irq(&chip->lock); |
| 248 | return 0; |
| 249 | } |
| 250 | |
| 251 | /* hw_free callback */ |
| 252 | static int snd_vortex_pcm_hw_free(snd_pcm_substream_t * substream) |
| 253 | { |
| 254 | vortex_t *chip = snd_pcm_substream_chip(substream); |
| 255 | stream_t *stream = (stream_t *) (substream->runtime->private_data); |
| 256 | |
| 257 | spin_lock_irq(&chip->lock); |
| 258 | // Delete audio routes. |
| 259 | if (VORTEX_PCM_TYPE(substream->pcm) != VORTEX_PCM_WT) { |
| 260 | if (stream != NULL) |
| 261 | vortex_adb_allocroute(chip, stream->dma, |
| 262 | stream->nr_ch, stream->dir, |
| 263 | stream->type); |
| 264 | } |
| 265 | #ifndef CHIP_AU8810 |
| 266 | else { |
| 267 | if (stream != NULL) |
| 268 | vortex_wt_allocroute(chip, stream->dma, 0); |
| 269 | } |
| 270 | #endif |
| 271 | substream->runtime->private_data = NULL; |
| 272 | spin_unlock_irq(&chip->lock); |
| 273 | |
| 274 | return snd_pcm_lib_free_pages(substream); |
| 275 | } |
| 276 | |
| 277 | /* prepare callback */ |
| 278 | static int snd_vortex_pcm_prepare(snd_pcm_substream_t * substream) |
| 279 | { |
| 280 | vortex_t *chip = snd_pcm_substream_chip(substream); |
| 281 | snd_pcm_runtime_t *runtime = substream->runtime; |
| 282 | stream_t *stream = (stream_t *) substream->runtime->private_data; |
| 283 | int dma = stream->dma, fmt, dir; |
| 284 | |
| 285 | // set up the hardware with the current configuration. |
| 286 | if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) |
| 287 | dir = 1; |
| 288 | else |
| 289 | dir = 0; |
| 290 | fmt = vortex_alsafmt_aspfmt(runtime->format); |
| 291 | spin_lock_irq(&chip->lock); |
| 292 | if (VORTEX_PCM_TYPE(substream->pcm) != VORTEX_PCM_WT) { |
| 293 | vortex_adbdma_setmode(chip, dma, 1, dir, fmt, 0 /*? */ , |
| 294 | 0); |
| 295 | vortex_adbdma_setstartbuffer(chip, dma, 0); |
| 296 | if (VORTEX_PCM_TYPE(substream->pcm) != VORTEX_PCM_SPDIF) |
| 297 | vortex_adb_setsrc(chip, dma, runtime->rate, dir); |
| 298 | } |
| 299 | #ifndef CHIP_AU8810 |
| 300 | else { |
| 301 | vortex_wtdma_setmode(chip, dma, 1, fmt, 0, 0); |
| 302 | // FIXME: Set rate (i guess using vortex_wt_writereg() somehow). |
| 303 | vortex_wtdma_setstartbuffer(chip, dma, 0); |
| 304 | } |
| 305 | #endif |
| 306 | spin_unlock_irq(&chip->lock); |
| 307 | return 0; |
| 308 | } |
| 309 | |
| 310 | /* trigger callback */ |
| 311 | static int snd_vortex_pcm_trigger(snd_pcm_substream_t * substream, int cmd) |
| 312 | { |
| 313 | vortex_t *chip = snd_pcm_substream_chip(substream); |
| 314 | stream_t *stream = (stream_t *) substream->runtime->private_data; |
| 315 | int dma = stream->dma; |
| 316 | |
| 317 | spin_lock(&chip->lock); |
| 318 | switch (cmd) { |
| 319 | case SNDRV_PCM_TRIGGER_START: |
| 320 | // do something to start the PCM engine |
| 321 | //printk(KERN_INFO "vortex: start %d\n", dma); |
| 322 | stream->fifo_enabled = 1; |
| 323 | if (VORTEX_PCM_TYPE(substream->pcm) != VORTEX_PCM_WT) { |
| 324 | vortex_adbdma_resetup(chip, dma); |
| 325 | vortex_adbdma_startfifo(chip, dma); |
| 326 | } |
| 327 | #ifndef CHIP_AU8810 |
| 328 | else { |
| 329 | printk(KERN_INFO "vortex: wt start %d\n", dma); |
| 330 | vortex_wtdma_startfifo(chip, dma); |
| 331 | } |
| 332 | #endif |
| 333 | break; |
| 334 | case SNDRV_PCM_TRIGGER_STOP: |
| 335 | // do something to stop the PCM engine |
| 336 | //printk(KERN_INFO "vortex: stop %d\n", dma); |
| 337 | stream->fifo_enabled = 0; |
| 338 | if (VORTEX_PCM_TYPE(substream->pcm) != VORTEX_PCM_WT) |
| 339 | vortex_adbdma_pausefifo(chip, dma); |
| 340 | //vortex_adbdma_stopfifo(chip, dma); |
| 341 | #ifndef CHIP_AU8810 |
| 342 | else { |
| 343 | printk(KERN_INFO "vortex: wt stop %d\n", dma); |
| 344 | vortex_wtdma_stopfifo(chip, dma); |
| 345 | } |
| 346 | #endif |
| 347 | break; |
| 348 | case SNDRV_PCM_TRIGGER_PAUSE_PUSH: |
| 349 | //printk(KERN_INFO "vortex: pause %d\n", dma); |
| 350 | if (VORTEX_PCM_TYPE(substream->pcm) != VORTEX_PCM_WT) |
| 351 | vortex_adbdma_pausefifo(chip, dma); |
| 352 | #ifndef CHIP_AU8810 |
| 353 | else |
| 354 | vortex_wtdma_pausefifo(chip, dma); |
| 355 | #endif |
| 356 | break; |
| 357 | case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: |
| 358 | //printk(KERN_INFO "vortex: resume %d\n", dma); |
| 359 | if (VORTEX_PCM_TYPE(substream->pcm) != VORTEX_PCM_WT) |
| 360 | vortex_adbdma_resumefifo(chip, dma); |
| 361 | #ifndef CHIP_AU8810 |
| 362 | else |
| 363 | vortex_wtdma_resumefifo(chip, dma); |
| 364 | #endif |
| 365 | break; |
| 366 | default: |
| 367 | spin_unlock(&chip->lock); |
| 368 | return -EINVAL; |
| 369 | } |
| 370 | spin_unlock(&chip->lock); |
| 371 | return 0; |
| 372 | } |
| 373 | |
| 374 | /* pointer callback */ |
| 375 | static snd_pcm_uframes_t snd_vortex_pcm_pointer(snd_pcm_substream_t * substream) |
| 376 | { |
| 377 | vortex_t *chip = snd_pcm_substream_chip(substream); |
| 378 | stream_t *stream = (stream_t *) substream->runtime->private_data; |
| 379 | int dma = stream->dma; |
| 380 | snd_pcm_uframes_t current_ptr = 0; |
| 381 | |
| 382 | spin_lock(&chip->lock); |
| 383 | if (VORTEX_PCM_TYPE(substream->pcm) != VORTEX_PCM_WT) |
| 384 | current_ptr = vortex_adbdma_getlinearpos(chip, dma); |
| 385 | #ifndef CHIP_AU8810 |
| 386 | else |
| 387 | current_ptr = vortex_wtdma_getlinearpos(chip, dma); |
| 388 | #endif |
| 389 | //printk(KERN_INFO "vortex: pointer = 0x%x\n", current_ptr); |
| 390 | spin_unlock(&chip->lock); |
| 391 | return (bytes_to_frames(substream->runtime, current_ptr)); |
| 392 | } |
| 393 | |
| 394 | /* Page callback. */ |
| 395 | /* |
| 396 | static struct page *snd_pcm_sgbuf_ops_page(snd_pcm_substream_t *substream, unsigned long offset) { |
| 397 | |
| 398 | |
| 399 | } |
| 400 | */ |
| 401 | /* operators */ |
| 402 | static snd_pcm_ops_t snd_vortex_playback_ops = { |
| 403 | .open = snd_vortex_pcm_open, |
| 404 | .close = snd_vortex_pcm_close, |
| 405 | .ioctl = snd_pcm_lib_ioctl, |
| 406 | .hw_params = snd_vortex_pcm_hw_params, |
| 407 | .hw_free = snd_vortex_pcm_hw_free, |
| 408 | .prepare = snd_vortex_pcm_prepare, |
| 409 | .trigger = snd_vortex_pcm_trigger, |
| 410 | .pointer = snd_vortex_pcm_pointer, |
| 411 | .page = snd_pcm_sgbuf_ops_page, |
| 412 | }; |
| 413 | |
| 414 | /* |
| 415 | * definitions of capture are omitted here... |
| 416 | */ |
| 417 | |
| 418 | static char *vortex_pcm_prettyname[VORTEX_PCM_LAST] = { |
| 419 | "AU88x0 ADB", |
| 420 | "AU88x0 SPDIF", |
| 421 | "AU88x0 A3D", |
| 422 | "AU88x0 WT", |
| 423 | "AU88x0 I2S", |
| 424 | }; |
| 425 | static char *vortex_pcm_name[VORTEX_PCM_LAST] = { |
| 426 | "adb", |
| 427 | "spdif", |
| 428 | "a3d", |
| 429 | "wt", |
| 430 | "i2s", |
| 431 | }; |
| 432 | |
| 433 | /* SPDIF kcontrol */ |
| 434 | |
| 435 | static int snd_vortex_spdif_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo) |
| 436 | { |
| 437 | uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958; |
| 438 | uinfo->count = 1; |
| 439 | return 0; |
| 440 | } |
| 441 | |
| 442 | static int snd_vortex_spdif_mask_get(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) |
| 443 | { |
| 444 | ucontrol->value.iec958.status[0] = 0xff; |
| 445 | ucontrol->value.iec958.status[1] = 0xff; |
| 446 | ucontrol->value.iec958.status[2] = 0xff; |
| 447 | ucontrol->value.iec958.status[3] = IEC958_AES3_CON_FS; |
| 448 | return 0; |
| 449 | } |
| 450 | |
| 451 | static int snd_vortex_spdif_get(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) |
| 452 | { |
| 453 | vortex_t *vortex = snd_kcontrol_chip(kcontrol); |
| 454 | ucontrol->value.iec958.status[0] = 0x00; |
| 455 | ucontrol->value.iec958.status[1] = IEC958_AES1_CON_ORIGINAL|IEC958_AES1_CON_DIGDIGCONV_ID; |
| 456 | ucontrol->value.iec958.status[2] = 0x00; |
| 457 | switch (vortex->spdif_sr) { |
| 458 | case 32000: ucontrol->value.iec958.status[3] = IEC958_AES3_CON_FS_32000; break; |
| 459 | case 44100: ucontrol->value.iec958.status[3] = IEC958_AES3_CON_FS_44100; break; |
| 460 | case 48000: ucontrol->value.iec958.status[3] = IEC958_AES3_CON_FS_48000; break; |
| 461 | } |
| 462 | return 0; |
| 463 | } |
| 464 | |
| 465 | static int snd_vortex_spdif_put(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) |
| 466 | { |
| 467 | vortex_t *vortex = snd_kcontrol_chip(kcontrol); |
| 468 | int spdif_sr = 48000; |
| 469 | switch (ucontrol->value.iec958.status[3] & IEC958_AES3_CON_FS) { |
| 470 | case IEC958_AES3_CON_FS_32000: spdif_sr = 32000; break; |
| 471 | case IEC958_AES3_CON_FS_44100: spdif_sr = 44100; break; |
| 472 | case IEC958_AES3_CON_FS_48000: spdif_sr = 48000; break; |
| 473 | } |
| 474 | if (spdif_sr == vortex->spdif_sr) |
| 475 | return 0; |
| 476 | vortex->spdif_sr = spdif_sr; |
| 477 | vortex_spdif_init(vortex, vortex->spdif_sr, 1); |
| 478 | return 1; |
| 479 | } |
| 480 | |
| 481 | /* spdif controls */ |
| 482 | static snd_kcontrol_new_t snd_vortex_mixer_spdif[] __devinitdata = { |
| 483 | { |
| 484 | .iface = SNDRV_CTL_ELEM_IFACE_PCM, |
| 485 | .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,DEFAULT), |
| 486 | .info = snd_vortex_spdif_info, |
| 487 | .get = snd_vortex_spdif_get, |
| 488 | .put = snd_vortex_spdif_put, |
| 489 | }, |
| 490 | { |
| 491 | .access = SNDRV_CTL_ELEM_ACCESS_READ, |
| 492 | .iface = SNDRV_CTL_ELEM_IFACE_PCM, |
| 493 | .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,CON_MASK), |
| 494 | .info = snd_vortex_spdif_info, |
| 495 | .get = snd_vortex_spdif_mask_get |
| 496 | }, |
| 497 | }; |
| 498 | |
| 499 | /* create a pcm device */ |
| 500 | static int __devinit snd_vortex_new_pcm(vortex_t * chip, int idx, int nr) |
| 501 | { |
| 502 | snd_pcm_t *pcm; |
| 503 | snd_kcontrol_t *kctl; |
| 504 | int i; |
| 505 | int err, nr_capt; |
| 506 | |
| 507 | if ((chip == 0) || (idx < 0) || (idx > VORTEX_PCM_LAST)) |
| 508 | return -ENODEV; |
| 509 | |
| 510 | /* idx indicates which kind of PCM device. ADB, SPDIF, I2S and A3D share the |
| 511 | * same dma engine. WT uses it own separate dma engine whcih cant capture. */ |
| 512 | if (idx == VORTEX_PCM_ADB) |
| 513 | nr_capt = nr; |
| 514 | else |
| 515 | nr_capt = 0; |
| 516 | if ((err = |
| 517 | snd_pcm_new(chip->card, vortex_pcm_prettyname[idx], idx, nr, |
| 518 | nr_capt, &pcm)) < 0) |
| 519 | return err; |
| 520 | strcpy(pcm->name, vortex_pcm_name[idx]); |
| 521 | chip->pcm[idx] = pcm; |
| 522 | // This is an evil hack, but it saves a lot of duplicated code. |
| 523 | VORTEX_PCM_TYPE(pcm) = idx; |
| 524 | pcm->private_data = chip; |
| 525 | /* set operators */ |
| 526 | snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, |
| 527 | &snd_vortex_playback_ops); |
| 528 | if (idx == VORTEX_PCM_ADB) |
| 529 | snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, |
| 530 | &snd_vortex_playback_ops); |
| 531 | |
| 532 | /* pre-allocation of Scatter-Gather buffers */ |
| 533 | |
| 534 | snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV_SG, |
| 535 | snd_dma_pci_data(chip->pci_dev), |
| 536 | 0x10000, 0x10000); |
| 537 | |
| 538 | if (VORTEX_PCM_TYPE(pcm) == VORTEX_PCM_SPDIF) { |
| 539 | for (i = 0; i < ARRAY_SIZE(snd_vortex_mixer_spdif); i++) { |
| 540 | kctl = snd_ctl_new1(&snd_vortex_mixer_spdif[i], chip); |
| 541 | if (!kctl) |
| 542 | return -ENOMEM; |
| 543 | if ((err = snd_ctl_add(chip->card, kctl)) < 0) |
| 544 | return err; |
| 545 | } |
| 546 | } |
| 547 | return 0; |
| 548 | } |