1 /* 2 * ALSA driver for RME Digi96, Digi96/8 and Digi96/8 PRO/PAD/PST audio 3 * interfaces 4 * 5 * Copyright (c) 2000, 2001 Anders Torger <torger@ludd.luth.se> 6 * 7 * Thanks to Henk Hesselink <henk@anda.nl> for the analog volume control 8 * code. 9 * 10 * This program is free software; you can redistribute it and/or modify 11 * it under the terms of the GNU General Public License as published by 12 * the Free Software Foundation; either version 2 of the License, or 13 * (at your option) any later version. 14 * 15 * This program is distributed in the hope that it will be useful, 16 * but WITHOUT ANY WARRANTY; without even the implied warranty of 17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 18 * GNU General Public License for more details. 19 * 20 * You should have received a copy of the GNU General Public License 21 * along with this program; if not, write to the Free Software 22 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 23 * 24 */ 25 26 #include <linux/delay.h> 27 #include <linux/init.h> 28 #include <linux/interrupt.h> 29 #include <linux/pci.h> 30 #include <linux/module.h> 31 #include <linux/vmalloc.h> 32 #include <linux/io.h> 33 34 #include <sound/core.h> 35 #include <sound/info.h> 36 #include <sound/control.h> 37 #include <sound/pcm.h> 38 #include <sound/pcm_params.h> 39 #include <sound/asoundef.h> 40 #include <sound/initval.h> 41 42 /* note, two last pcis should be equal, it is not a bug */ 43 44 MODULE_AUTHOR("Anders Torger <torger@ludd.luth.se>"); 45 MODULE_DESCRIPTION("RME Digi96, Digi96/8, Digi96/8 PRO, Digi96/8 PST, " 46 "Digi96/8 PAD"); 47 MODULE_LICENSE("GPL"); 48 MODULE_SUPPORTED_DEVICE("{{RME,Digi96}," 49 "{RME,Digi96/8}," 50 "{RME,Digi96/8 PRO}," 51 "{RME,Digi96/8 PST}," 52 "{RME,Digi96/8 PAD}}"); 53 54 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */ 55 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */ 56 static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP; /* Enable this card */ 57 58 module_param_array(index, int, NULL, 0444); 59 MODULE_PARM_DESC(index, "Index value for RME Digi96 soundcard."); 60 module_param_array(id, charp, NULL, 0444); 61 MODULE_PARM_DESC(id, "ID string for RME Digi96 soundcard."); 62 module_param_array(enable, bool, NULL, 0444); 63 MODULE_PARM_DESC(enable, "Enable RME Digi96 soundcard."); 64 65 /* 66 * Defines for RME Digi96 series, from internal RME reference documents 67 * dated 12.01.00 68 */ 69 70 #define RME96_SPDIF_NCHANNELS 2 71 72 /* Playback and capture buffer size */ 73 #define RME96_BUFFER_SIZE 0x10000 74 75 /* IO area size */ 76 #define RME96_IO_SIZE 0x60000 77 78 /* IO area offsets */ 79 #define RME96_IO_PLAY_BUFFER 0x0 80 #define RME96_IO_REC_BUFFER 0x10000 81 #define RME96_IO_CONTROL_REGISTER 0x20000 82 #define RME96_IO_ADDITIONAL_REG 0x20004 83 #define RME96_IO_CONFIRM_PLAY_IRQ 0x20008 84 #define RME96_IO_CONFIRM_REC_IRQ 0x2000C 85 #define RME96_IO_SET_PLAY_POS 0x40000 86 #define RME96_IO_RESET_PLAY_POS 0x4FFFC 87 #define RME96_IO_SET_REC_POS 0x50000 88 #define RME96_IO_RESET_REC_POS 0x5FFFC 89 #define RME96_IO_GET_PLAY_POS 0x20000 90 #define RME96_IO_GET_REC_POS 0x30000 91 92 /* Write control register bits */ 93 #define RME96_WCR_START (1 << 0) 94 #define RME96_WCR_START_2 (1 << 1) 95 #define RME96_WCR_GAIN_0 (1 << 2) 96 #define RME96_WCR_GAIN_1 (1 << 3) 97 #define RME96_WCR_MODE24 (1 << 4) 98 #define RME96_WCR_MODE24_2 (1 << 5) 99 #define RME96_WCR_BM (1 << 6) 100 #define RME96_WCR_BM_2 (1 << 7) 101 #define RME96_WCR_ADAT (1 << 8) 102 #define RME96_WCR_FREQ_0 (1 << 9) 103 #define RME96_WCR_FREQ_1 (1 << 10) 104 #define RME96_WCR_DS (1 << 11) 105 #define RME96_WCR_PRO (1 << 12) 106 #define RME96_WCR_EMP (1 << 13) 107 #define RME96_WCR_SEL (1 << 14) 108 #define RME96_WCR_MASTER (1 << 15) 109 #define RME96_WCR_PD (1 << 16) 110 #define RME96_WCR_INP_0 (1 << 17) 111 #define RME96_WCR_INP_1 (1 << 18) 112 #define RME96_WCR_THRU_0 (1 << 19) 113 #define RME96_WCR_THRU_1 (1 << 20) 114 #define RME96_WCR_THRU_2 (1 << 21) 115 #define RME96_WCR_THRU_3 (1 << 22) 116 #define RME96_WCR_THRU_4 (1 << 23) 117 #define RME96_WCR_THRU_5 (1 << 24) 118 #define RME96_WCR_THRU_6 (1 << 25) 119 #define RME96_WCR_THRU_7 (1 << 26) 120 #define RME96_WCR_DOLBY (1 << 27) 121 #define RME96_WCR_MONITOR_0 (1 << 28) 122 #define RME96_WCR_MONITOR_1 (1 << 29) 123 #define RME96_WCR_ISEL (1 << 30) 124 #define RME96_WCR_IDIS (1 << 31) 125 126 #define RME96_WCR_BITPOS_GAIN_0 2 127 #define RME96_WCR_BITPOS_GAIN_1 3 128 #define RME96_WCR_BITPOS_FREQ_0 9 129 #define RME96_WCR_BITPOS_FREQ_1 10 130 #define RME96_WCR_BITPOS_INP_0 17 131 #define RME96_WCR_BITPOS_INP_1 18 132 #define RME96_WCR_BITPOS_MONITOR_0 28 133 #define RME96_WCR_BITPOS_MONITOR_1 29 134 135 /* Read control register bits */ 136 #define RME96_RCR_AUDIO_ADDR_MASK 0xFFFF 137 #define RME96_RCR_IRQ_2 (1 << 16) 138 #define RME96_RCR_T_OUT (1 << 17) 139 #define RME96_RCR_DEV_ID_0 (1 << 21) 140 #define RME96_RCR_DEV_ID_1 (1 << 22) 141 #define RME96_RCR_LOCK (1 << 23) 142 #define RME96_RCR_VERF (1 << 26) 143 #define RME96_RCR_F0 (1 << 27) 144 #define RME96_RCR_F1 (1 << 28) 145 #define RME96_RCR_F2 (1 << 29) 146 #define RME96_RCR_AUTOSYNC (1 << 30) 147 #define RME96_RCR_IRQ (1 << 31) 148 149 #define RME96_RCR_BITPOS_F0 27 150 #define RME96_RCR_BITPOS_F1 28 151 #define RME96_RCR_BITPOS_F2 29 152 153 /* Additional register bits */ 154 #define RME96_AR_WSEL (1 << 0) 155 #define RME96_AR_ANALOG (1 << 1) 156 #define RME96_AR_FREQPAD_0 (1 << 2) 157 #define RME96_AR_FREQPAD_1 (1 << 3) 158 #define RME96_AR_FREQPAD_2 (1 << 4) 159 #define RME96_AR_PD2 (1 << 5) 160 #define RME96_AR_DAC_EN (1 << 6) 161 #define RME96_AR_CLATCH (1 << 7) 162 #define RME96_AR_CCLK (1 << 8) 163 #define RME96_AR_CDATA (1 << 9) 164 165 #define RME96_AR_BITPOS_F0 2 166 #define RME96_AR_BITPOS_F1 3 167 #define RME96_AR_BITPOS_F2 4 168 169 /* Monitor tracks */ 170 #define RME96_MONITOR_TRACKS_1_2 0 171 #define RME96_MONITOR_TRACKS_3_4 1 172 #define RME96_MONITOR_TRACKS_5_6 2 173 #define RME96_MONITOR_TRACKS_7_8 3 174 175 /* Attenuation */ 176 #define RME96_ATTENUATION_0 0 177 #define RME96_ATTENUATION_6 1 178 #define RME96_ATTENUATION_12 2 179 #define RME96_ATTENUATION_18 3 180 181 /* Input types */ 182 #define RME96_INPUT_OPTICAL 0 183 #define RME96_INPUT_COAXIAL 1 184 #define RME96_INPUT_INTERNAL 2 185 #define RME96_INPUT_XLR 3 186 #define RME96_INPUT_ANALOG 4 187 188 /* Clock modes */ 189 #define RME96_CLOCKMODE_SLAVE 0 190 #define RME96_CLOCKMODE_MASTER 1 191 #define RME96_CLOCKMODE_WORDCLOCK 2 192 193 /* Block sizes in bytes */ 194 #define RME96_SMALL_BLOCK_SIZE 2048 195 #define RME96_LARGE_BLOCK_SIZE 8192 196 197 /* Volume control */ 198 #define RME96_AD1852_VOL_BITS 14 199 #define RME96_AD1855_VOL_BITS 10 200 201 /* Defines for snd_rme96_trigger */ 202 #define RME96_TB_START_PLAYBACK 1 203 #define RME96_TB_START_CAPTURE 2 204 #define RME96_TB_STOP_PLAYBACK 4 205 #define RME96_TB_STOP_CAPTURE 8 206 #define RME96_TB_RESET_PLAYPOS 16 207 #define RME96_TB_RESET_CAPTUREPOS 32 208 #define RME96_TB_CLEAR_PLAYBACK_IRQ 64 209 #define RME96_TB_CLEAR_CAPTURE_IRQ 128 210 #define RME96_RESUME_PLAYBACK (RME96_TB_START_PLAYBACK) 211 #define RME96_RESUME_CAPTURE (RME96_TB_START_CAPTURE) 212 #define RME96_RESUME_BOTH (RME96_RESUME_PLAYBACK \ 213 | RME96_RESUME_CAPTURE) 214 #define RME96_START_PLAYBACK (RME96_TB_START_PLAYBACK \ 215 | RME96_TB_RESET_PLAYPOS) 216 #define RME96_START_CAPTURE (RME96_TB_START_CAPTURE \ 217 | RME96_TB_RESET_CAPTUREPOS) 218 #define RME96_START_BOTH (RME96_START_PLAYBACK \ 219 | RME96_START_CAPTURE) 220 #define RME96_STOP_PLAYBACK (RME96_TB_STOP_PLAYBACK \ 221 | RME96_TB_CLEAR_PLAYBACK_IRQ) 222 #define RME96_STOP_CAPTURE (RME96_TB_STOP_CAPTURE \ 223 | RME96_TB_CLEAR_CAPTURE_IRQ) 224 #define RME96_STOP_BOTH (RME96_STOP_PLAYBACK \ 225 | RME96_STOP_CAPTURE) 226 227 struct rme96 { 228 spinlock_t lock; 229 int irq; 230 unsigned long port; 231 void __iomem *iobase; 232 233 u32 wcreg; /* cached write control register value */ 234 u32 wcreg_spdif; /* S/PDIF setup */ 235 u32 wcreg_spdif_stream; /* S/PDIF setup (temporary) */ 236 u32 rcreg; /* cached read control register value */ 237 u32 areg; /* cached additional register value */ 238 u16 vol[2]; /* cached volume of analog output */ 239 240 u8 rev; /* card revision number */ 241 242 #ifdef CONFIG_PM_SLEEP 243 u32 playback_pointer; 244 u32 capture_pointer; 245 void *playback_suspend_buffer; 246 void *capture_suspend_buffer; 247 #endif 248 249 struct snd_pcm_substream *playback_substream; 250 struct snd_pcm_substream *capture_substream; 251 252 int playback_frlog; /* log2 of framesize */ 253 int capture_frlog; 254 255 size_t playback_periodsize; /* in bytes, zero if not used */ 256 size_t capture_periodsize; /* in bytes, zero if not used */ 257 258 struct snd_card *card; 259 struct snd_pcm *spdif_pcm; 260 struct snd_pcm *adat_pcm; 261 struct pci_dev *pci; 262 struct snd_kcontrol *spdif_ctl; 263 }; 264 265 static const struct pci_device_id snd_rme96_ids[] = { 266 { PCI_VDEVICE(XILINX, PCI_DEVICE_ID_RME_DIGI96), 0, }, 267 { PCI_VDEVICE(XILINX, PCI_DEVICE_ID_RME_DIGI96_8), 0, }, 268 { PCI_VDEVICE(XILINX, PCI_DEVICE_ID_RME_DIGI96_8_PRO), 0, }, 269 { PCI_VDEVICE(XILINX, PCI_DEVICE_ID_RME_DIGI96_8_PAD_OR_PST), 0, }, 270 { 0, } 271 }; 272 273 MODULE_DEVICE_TABLE(pci, snd_rme96_ids); 274 275 #define RME96_ISPLAYING(rme96) ((rme96)->wcreg & RME96_WCR_START) 276 #define RME96_ISRECORDING(rme96) ((rme96)->wcreg & RME96_WCR_START_2) 277 #define RME96_HAS_ANALOG_IN(rme96) ((rme96)->pci->device == PCI_DEVICE_ID_RME_DIGI96_8_PAD_OR_PST) 278 #define RME96_HAS_ANALOG_OUT(rme96) ((rme96)->pci->device == PCI_DEVICE_ID_RME_DIGI96_8_PRO || \ 279 (rme96)->pci->device == PCI_DEVICE_ID_RME_DIGI96_8_PAD_OR_PST) 280 #define RME96_DAC_IS_1852(rme96) (RME96_HAS_ANALOG_OUT(rme96) && (rme96)->rev >= 4) 281 #define RME96_DAC_IS_1855(rme96) (((rme96)->pci->device == PCI_DEVICE_ID_RME_DIGI96_8_PAD_OR_PST && (rme96)->rev < 4) || \ 282 ((rme96)->pci->device == PCI_DEVICE_ID_RME_DIGI96_8_PRO && (rme96)->rev == 2)) 283 #define RME96_185X_MAX_OUT(rme96) ((1 << (RME96_DAC_IS_1852(rme96) ? RME96_AD1852_VOL_BITS : RME96_AD1855_VOL_BITS)) - 1) 284 285 static int 286 snd_rme96_playback_prepare(struct snd_pcm_substream *substream); 287 288 static int 289 snd_rme96_capture_prepare(struct snd_pcm_substream *substream); 290 291 static int 292 snd_rme96_playback_trigger(struct snd_pcm_substream *substream, 293 int cmd); 294 295 static int 296 snd_rme96_capture_trigger(struct snd_pcm_substream *substream, 297 int cmd); 298 299 static snd_pcm_uframes_t 300 snd_rme96_playback_pointer(struct snd_pcm_substream *substream); 301 302 static snd_pcm_uframes_t 303 snd_rme96_capture_pointer(struct snd_pcm_substream *substream); 304 305 static void snd_rme96_proc_init(struct rme96 *rme96); 306 307 static int 308 snd_rme96_create_switches(struct snd_card *card, 309 struct rme96 *rme96); 310 311 static int 312 snd_rme96_getinputtype(struct rme96 *rme96); 313 314 static inline unsigned int 315 snd_rme96_playback_ptr(struct rme96 *rme96) 316 { 317 return (readl(rme96->iobase + RME96_IO_GET_PLAY_POS) 318 & RME96_RCR_AUDIO_ADDR_MASK) >> rme96->playback_frlog; 319 } 320 321 static inline unsigned int 322 snd_rme96_capture_ptr(struct rme96 *rme96) 323 { 324 return (readl(rme96->iobase + RME96_IO_GET_REC_POS) 325 & RME96_RCR_AUDIO_ADDR_MASK) >> rme96->capture_frlog; 326 } 327 328 static int 329 snd_rme96_playback_silence(struct snd_pcm_substream *substream, 330 int channel, unsigned long pos, unsigned long count) 331 { 332 struct rme96 *rme96 = snd_pcm_substream_chip(substream); 333 334 memset_io(rme96->iobase + RME96_IO_PLAY_BUFFER + pos, 335 0, count); 336 return 0; 337 } 338 339 static int 340 snd_rme96_playback_copy(struct snd_pcm_substream *substream, 341 int channel, unsigned long pos, 342 void __user *src, unsigned long count) 343 { 344 struct rme96 *rme96 = snd_pcm_substream_chip(substream); 345 346 return copy_from_user_toio(rme96->iobase + RME96_IO_PLAY_BUFFER + pos, 347 src, count); 348 } 349 350 static int 351 snd_rme96_playback_copy_kernel(struct snd_pcm_substream *substream, 352 int channel, unsigned long pos, 353 void *src, unsigned long count) 354 { 355 struct rme96 *rme96 = snd_pcm_substream_chip(substream); 356 357 memcpy_toio(rme96->iobase + RME96_IO_PLAY_BUFFER + pos, src, count); 358 return 0; 359 } 360 361 static int 362 snd_rme96_capture_copy(struct snd_pcm_substream *substream, 363 int channel, unsigned long pos, 364 void __user *dst, unsigned long count) 365 { 366 struct rme96 *rme96 = snd_pcm_substream_chip(substream); 367 368 return copy_to_user_fromio(dst, 369 rme96->iobase + RME96_IO_REC_BUFFER + pos, 370 count); 371 } 372 373 static int 374 snd_rme96_capture_copy_kernel(struct snd_pcm_substream *substream, 375 int channel, unsigned long pos, 376 void *dst, unsigned long count) 377 { 378 struct rme96 *rme96 = snd_pcm_substream_chip(substream); 379 380 memcpy_fromio(dst, rme96->iobase + RME96_IO_REC_BUFFER + pos, count); 381 return 0; 382 } 383 384 /* 385 * Digital output capabilities (S/PDIF) 386 */ 387 static const struct snd_pcm_hardware snd_rme96_playback_spdif_info = 388 { 389 .info = (SNDRV_PCM_INFO_MMAP_IOMEM | 390 SNDRV_PCM_INFO_MMAP_VALID | 391 SNDRV_PCM_INFO_SYNC_START | 392 SNDRV_PCM_INFO_RESUME | 393 SNDRV_PCM_INFO_INTERLEAVED | 394 SNDRV_PCM_INFO_PAUSE), 395 .formats = (SNDRV_PCM_FMTBIT_S16_LE | 396 SNDRV_PCM_FMTBIT_S32_LE), 397 .rates = (SNDRV_PCM_RATE_32000 | 398 SNDRV_PCM_RATE_44100 | 399 SNDRV_PCM_RATE_48000 | 400 SNDRV_PCM_RATE_64000 | 401 SNDRV_PCM_RATE_88200 | 402 SNDRV_PCM_RATE_96000), 403 .rate_min = 32000, 404 .rate_max = 96000, 405 .channels_min = 2, 406 .channels_max = 2, 407 .buffer_bytes_max = RME96_BUFFER_SIZE, 408 .period_bytes_min = RME96_SMALL_BLOCK_SIZE, 409 .period_bytes_max = RME96_LARGE_BLOCK_SIZE, 410 .periods_min = RME96_BUFFER_SIZE / RME96_LARGE_BLOCK_SIZE, 411 .periods_max = RME96_BUFFER_SIZE / RME96_SMALL_BLOCK_SIZE, 412 .fifo_size = 0, 413 }; 414 415 /* 416 * Digital input capabilities (S/PDIF) 417 */ 418 static const struct snd_pcm_hardware snd_rme96_capture_spdif_info = 419 { 420 .info = (SNDRV_PCM_INFO_MMAP_IOMEM | 421 SNDRV_PCM_INFO_MMAP_VALID | 422 SNDRV_PCM_INFO_SYNC_START | 423 SNDRV_PCM_INFO_RESUME | 424 SNDRV_PCM_INFO_INTERLEAVED | 425 SNDRV_PCM_INFO_PAUSE), 426 .formats = (SNDRV_PCM_FMTBIT_S16_LE | 427 SNDRV_PCM_FMTBIT_S32_LE), 428 .rates = (SNDRV_PCM_RATE_32000 | 429 SNDRV_PCM_RATE_44100 | 430 SNDRV_PCM_RATE_48000 | 431 SNDRV_PCM_RATE_64000 | 432 SNDRV_PCM_RATE_88200 | 433 SNDRV_PCM_RATE_96000), 434 .rate_min = 32000, 435 .rate_max = 96000, 436 .channels_min = 2, 437 .channels_max = 2, 438 .buffer_bytes_max = RME96_BUFFER_SIZE, 439 .period_bytes_min = RME96_SMALL_BLOCK_SIZE, 440 .period_bytes_max = RME96_LARGE_BLOCK_SIZE, 441 .periods_min = RME96_BUFFER_SIZE / RME96_LARGE_BLOCK_SIZE, 442 .periods_max = RME96_BUFFER_SIZE / RME96_SMALL_BLOCK_SIZE, 443 .fifo_size = 0, 444 }; 445 446 /* 447 * Digital output capabilities (ADAT) 448 */ 449 static const struct snd_pcm_hardware snd_rme96_playback_adat_info = 450 { 451 .info = (SNDRV_PCM_INFO_MMAP_IOMEM | 452 SNDRV_PCM_INFO_MMAP_VALID | 453 SNDRV_PCM_INFO_SYNC_START | 454 SNDRV_PCM_INFO_RESUME | 455 SNDRV_PCM_INFO_INTERLEAVED | 456 SNDRV_PCM_INFO_PAUSE), 457 .formats = (SNDRV_PCM_FMTBIT_S16_LE | 458 SNDRV_PCM_FMTBIT_S32_LE), 459 .rates = (SNDRV_PCM_RATE_44100 | 460 SNDRV_PCM_RATE_48000), 461 .rate_min = 44100, 462 .rate_max = 48000, 463 .channels_min = 8, 464 .channels_max = 8, 465 .buffer_bytes_max = RME96_BUFFER_SIZE, 466 .period_bytes_min = RME96_SMALL_BLOCK_SIZE, 467 .period_bytes_max = RME96_LARGE_BLOCK_SIZE, 468 .periods_min = RME96_BUFFER_SIZE / RME96_LARGE_BLOCK_SIZE, 469 .periods_max = RME96_BUFFER_SIZE / RME96_SMALL_BLOCK_SIZE, 470 .fifo_size = 0, 471 }; 472 473 /* 474 * Digital input capabilities (ADAT) 475 */ 476 static const struct snd_pcm_hardware snd_rme96_capture_adat_info = 477 { 478 .info = (SNDRV_PCM_INFO_MMAP_IOMEM | 479 SNDRV_PCM_INFO_MMAP_VALID | 480 SNDRV_PCM_INFO_SYNC_START | 481 SNDRV_PCM_INFO_RESUME | 482 SNDRV_PCM_INFO_INTERLEAVED | 483 SNDRV_PCM_INFO_PAUSE), 484 .formats = (SNDRV_PCM_FMTBIT_S16_LE | 485 SNDRV_PCM_FMTBIT_S32_LE), 486 .rates = (SNDRV_PCM_RATE_44100 | 487 SNDRV_PCM_RATE_48000), 488 .rate_min = 44100, 489 .rate_max = 48000, 490 .channels_min = 8, 491 .channels_max = 8, 492 .buffer_bytes_max = RME96_BUFFER_SIZE, 493 .period_bytes_min = RME96_SMALL_BLOCK_SIZE, 494 .period_bytes_max = RME96_LARGE_BLOCK_SIZE, 495 .periods_min = RME96_BUFFER_SIZE / RME96_LARGE_BLOCK_SIZE, 496 .periods_max = RME96_BUFFER_SIZE / RME96_SMALL_BLOCK_SIZE, 497 .fifo_size = 0, 498 }; 499 500 /* 501 * The CDATA, CCLK and CLATCH bits can be used to write to the SPI interface 502 * of the AD1852 or AD1852 D/A converter on the board. CDATA must be set up 503 * on the falling edge of CCLK and be stable on the rising edge. The rising 504 * edge of CLATCH after the last data bit clocks in the whole data word. 505 * A fast processor could probably drive the SPI interface faster than the 506 * DAC can handle (3MHz for the 1855, unknown for the 1852). The udelay(1) 507 * limits the data rate to 500KHz and only causes a delay of 33 microsecs. 508 * 509 * NOTE: increased delay from 1 to 10, since there where problems setting 510 * the volume. 511 */ 512 static void 513 snd_rme96_write_SPI(struct rme96 *rme96, u16 val) 514 { 515 int i; 516 517 for (i = 0; i < 16; i++) { 518 if (val & 0x8000) { 519 rme96->areg |= RME96_AR_CDATA; 520 } else { 521 rme96->areg &= ~RME96_AR_CDATA; 522 } 523 rme96->areg &= ~(RME96_AR_CCLK | RME96_AR_CLATCH); 524 writel(rme96->areg, rme96->iobase + RME96_IO_ADDITIONAL_REG); 525 udelay(10); 526 rme96->areg |= RME96_AR_CCLK; 527 writel(rme96->areg, rme96->iobase + RME96_IO_ADDITIONAL_REG); 528 udelay(10); 529 val <<= 1; 530 } 531 rme96->areg &= ~(RME96_AR_CCLK | RME96_AR_CDATA); 532 rme96->areg |= RME96_AR_CLATCH; 533 writel(rme96->areg, rme96->iobase + RME96_IO_ADDITIONAL_REG); 534 udelay(10); 535 rme96->areg &= ~RME96_AR_CLATCH; 536 writel(rme96->areg, rme96->iobase + RME96_IO_ADDITIONAL_REG); 537 } 538 539 static void 540 snd_rme96_apply_dac_volume(struct rme96 *rme96) 541 { 542 if (RME96_DAC_IS_1852(rme96)) { 543 snd_rme96_write_SPI(rme96, (rme96->vol[0] << 2) | 0x0); 544 snd_rme96_write_SPI(rme96, (rme96->vol[1] << 2) | 0x2); 545 } else if (RME96_DAC_IS_1855(rme96)) { 546 snd_rme96_write_SPI(rme96, (rme96->vol[0] & 0x3FF) | 0x000); 547 snd_rme96_write_SPI(rme96, (rme96->vol[1] & 0x3FF) | 0x400); 548 } 549 } 550 551 static void 552 snd_rme96_reset_dac(struct rme96 *rme96) 553 { 554 writel(rme96->wcreg | RME96_WCR_PD, 555 rme96->iobase + RME96_IO_CONTROL_REGISTER); 556 writel(rme96->wcreg, rme96->iobase + RME96_IO_CONTROL_REGISTER); 557 } 558 559 static int 560 snd_rme96_getmontracks(struct rme96 *rme96) 561 { 562 return ((rme96->wcreg >> RME96_WCR_BITPOS_MONITOR_0) & 1) + 563 (((rme96->wcreg >> RME96_WCR_BITPOS_MONITOR_1) & 1) << 1); 564 } 565 566 static int 567 snd_rme96_setmontracks(struct rme96 *rme96, 568 int montracks) 569 { 570 if (montracks & 1) { 571 rme96->wcreg |= RME96_WCR_MONITOR_0; 572 } else { 573 rme96->wcreg &= ~RME96_WCR_MONITOR_0; 574 } 575 if (montracks & 2) { 576 rme96->wcreg |= RME96_WCR_MONITOR_1; 577 } else { 578 rme96->wcreg &= ~RME96_WCR_MONITOR_1; 579 } 580 writel(rme96->wcreg, rme96->iobase + RME96_IO_CONTROL_REGISTER); 581 return 0; 582 } 583 584 static int 585 snd_rme96_getattenuation(struct rme96 *rme96) 586 { 587 return ((rme96->wcreg >> RME96_WCR_BITPOS_GAIN_0) & 1) + 588 (((rme96->wcreg >> RME96_WCR_BITPOS_GAIN_1) & 1) << 1); 589 } 590 591 static int 592 snd_rme96_setattenuation(struct rme96 *rme96, 593 int attenuation) 594 { 595 switch (attenuation) { 596 case 0: 597 rme96->wcreg = (rme96->wcreg & ~RME96_WCR_GAIN_0) & 598 ~RME96_WCR_GAIN_1; 599 break; 600 case 1: 601 rme96->wcreg = (rme96->wcreg | RME96_WCR_GAIN_0) & 602 ~RME96_WCR_GAIN_1; 603 break; 604 case 2: 605 rme96->wcreg = (rme96->wcreg & ~RME96_WCR_GAIN_0) | 606 RME96_WCR_GAIN_1; 607 break; 608 case 3: 609 rme96->wcreg = (rme96->wcreg | RME96_WCR_GAIN_0) | 610 RME96_WCR_GAIN_1; 611 break; 612 default: 613 return -EINVAL; 614 } 615 writel(rme96->wcreg, rme96->iobase + RME96_IO_CONTROL_REGISTER); 616 return 0; 617 } 618 619 static int 620 snd_rme96_capture_getrate(struct rme96 *rme96, 621 int *is_adat) 622 { 623 int n, rate; 624 625 *is_adat = 0; 626 if (rme96->areg & RME96_AR_ANALOG) { 627 /* Analog input, overrides S/PDIF setting */ 628 n = ((rme96->areg >> RME96_AR_BITPOS_F0) & 1) + 629 (((rme96->areg >> RME96_AR_BITPOS_F1) & 1) << 1); 630 switch (n) { 631 case 1: 632 rate = 32000; 633 break; 634 case 2: 635 rate = 44100; 636 break; 637 case 3: 638 rate = 48000; 639 break; 640 default: 641 return -1; 642 } 643 return (rme96->areg & RME96_AR_BITPOS_F2) ? rate << 1 : rate; 644 } 645 646 rme96->rcreg = readl(rme96->iobase + RME96_IO_CONTROL_REGISTER); 647 if (rme96->rcreg & RME96_RCR_LOCK) { 648 /* ADAT rate */ 649 *is_adat = 1; 650 if (rme96->rcreg & RME96_RCR_T_OUT) { 651 return 48000; 652 } 653 return 44100; 654 } 655 656 if (rme96->rcreg & RME96_RCR_VERF) { 657 return -1; 658 } 659 660 /* S/PDIF rate */ 661 n = ((rme96->rcreg >> RME96_RCR_BITPOS_F0) & 1) + 662 (((rme96->rcreg >> RME96_RCR_BITPOS_F1) & 1) << 1) + 663 (((rme96->rcreg >> RME96_RCR_BITPOS_F2) & 1) << 2); 664 665 switch (n) { 666 case 0: 667 if (rme96->rcreg & RME96_RCR_T_OUT) { 668 return 64000; 669 } 670 return -1; 671 case 3: return 96000; 672 case 4: return 88200; 673 case 5: return 48000; 674 case 6: return 44100; 675 case 7: return 32000; 676 default: 677 break; 678 } 679 return -1; 680 } 681 682 static int 683 snd_rme96_playback_getrate(struct rme96 *rme96) 684 { 685 int rate, dummy; 686 687 if (!(rme96->wcreg & RME96_WCR_MASTER) && 688 snd_rme96_getinputtype(rme96) != RME96_INPUT_ANALOG && 689 (rate = snd_rme96_capture_getrate(rme96, &dummy)) > 0) 690 { 691 /* slave clock */ 692 return rate; 693 } 694 rate = ((rme96->wcreg >> RME96_WCR_BITPOS_FREQ_0) & 1) + 695 (((rme96->wcreg >> RME96_WCR_BITPOS_FREQ_1) & 1) << 1); 696 switch (rate) { 697 case 1: 698 rate = 32000; 699 break; 700 case 2: 701 rate = 44100; 702 break; 703 case 3: 704 rate = 48000; 705 break; 706 default: 707 return -1; 708 } 709 return (rme96->wcreg & RME96_WCR_DS) ? rate << 1 : rate; 710 } 711 712 static int 713 snd_rme96_playback_setrate(struct rme96 *rme96, 714 int rate) 715 { 716 int ds; 717 718 ds = rme96->wcreg & RME96_WCR_DS; 719 switch (rate) { 720 case 32000: 721 rme96->wcreg &= ~RME96_WCR_DS; 722 rme96->wcreg = (rme96->wcreg | RME96_WCR_FREQ_0) & 723 ~RME96_WCR_FREQ_1; 724 break; 725 case 44100: 726 rme96->wcreg &= ~RME96_WCR_DS; 727 rme96->wcreg = (rme96->wcreg | RME96_WCR_FREQ_1) & 728 ~RME96_WCR_FREQ_0; 729 break; 730 case 48000: 731 rme96->wcreg &= ~RME96_WCR_DS; 732 rme96->wcreg = (rme96->wcreg | RME96_WCR_FREQ_0) | 733 RME96_WCR_FREQ_1; 734 break; 735 case 64000: 736 rme96->wcreg |= RME96_WCR_DS; 737 rme96->wcreg = (rme96->wcreg | RME96_WCR_FREQ_0) & 738 ~RME96_WCR_FREQ_1; 739 break; 740 case 88200: 741 rme96->wcreg |= RME96_WCR_DS; 742 rme96->wcreg = (rme96->wcreg | RME96_WCR_FREQ_1) & 743 ~RME96_WCR_FREQ_0; 744 break; 745 case 96000: 746 rme96->wcreg |= RME96_WCR_DS; 747 rme96->wcreg = (rme96->wcreg | RME96_WCR_FREQ_0) | 748 RME96_WCR_FREQ_1; 749 break; 750 default: 751 return -EINVAL; 752 } 753 if ((!ds && rme96->wcreg & RME96_WCR_DS) || 754 (ds && !(rme96->wcreg & RME96_WCR_DS))) 755 { 756 /* change to/from double-speed: reset the DAC (if available) */ 757 snd_rme96_reset_dac(rme96); 758 return 1; /* need to restore volume */ 759 } else { 760 writel(rme96->wcreg, rme96->iobase + RME96_IO_CONTROL_REGISTER); 761 return 0; 762 } 763 } 764 765 static int 766 snd_rme96_capture_analog_setrate(struct rme96 *rme96, 767 int rate) 768 { 769 switch (rate) { 770 case 32000: 771 rme96->areg = ((rme96->areg | RME96_AR_FREQPAD_0) & 772 ~RME96_AR_FREQPAD_1) & ~RME96_AR_FREQPAD_2; 773 break; 774 case 44100: 775 rme96->areg = ((rme96->areg & ~RME96_AR_FREQPAD_0) | 776 RME96_AR_FREQPAD_1) & ~RME96_AR_FREQPAD_2; 777 break; 778 case 48000: 779 rme96->areg = ((rme96->areg | RME96_AR_FREQPAD_0) | 780 RME96_AR_FREQPAD_1) & ~RME96_AR_FREQPAD_2; 781 break; 782 case 64000: 783 if (rme96->rev < 4) { 784 return -EINVAL; 785 } 786 rme96->areg = ((rme96->areg | RME96_AR_FREQPAD_0) & 787 ~RME96_AR_FREQPAD_1) | RME96_AR_FREQPAD_2; 788 break; 789 case 88200: 790 if (rme96->rev < 4) { 791 return -EINVAL; 792 } 793 rme96->areg = ((rme96->areg & ~RME96_AR_FREQPAD_0) | 794 RME96_AR_FREQPAD_1) | RME96_AR_FREQPAD_2; 795 break; 796 case 96000: 797 rme96->areg = ((rme96->areg | RME96_AR_FREQPAD_0) | 798 RME96_AR_FREQPAD_1) | RME96_AR_FREQPAD_2; 799 break; 800 default: 801 return -EINVAL; 802 } 803 writel(rme96->areg, rme96->iobase + RME96_IO_ADDITIONAL_REG); 804 return 0; 805 } 806 807 static int 808 snd_rme96_setclockmode(struct rme96 *rme96, 809 int mode) 810 { 811 switch (mode) { 812 case RME96_CLOCKMODE_SLAVE: 813 /* AutoSync */ 814 rme96->wcreg &= ~RME96_WCR_MASTER; 815 rme96->areg &= ~RME96_AR_WSEL; 816 break; 817 case RME96_CLOCKMODE_MASTER: 818 /* Internal */ 819 rme96->wcreg |= RME96_WCR_MASTER; 820 rme96->areg &= ~RME96_AR_WSEL; 821 break; 822 case RME96_CLOCKMODE_WORDCLOCK: 823 /* Word clock is a master mode */ 824 rme96->wcreg |= RME96_WCR_MASTER; 825 rme96->areg |= RME96_AR_WSEL; 826 break; 827 default: 828 return -EINVAL; 829 } 830 writel(rme96->wcreg, rme96->iobase + RME96_IO_CONTROL_REGISTER); 831 writel(rme96->areg, rme96->iobase + RME96_IO_ADDITIONAL_REG); 832 return 0; 833 } 834 835 static int 836 snd_rme96_getclockmode(struct rme96 *rme96) 837 { 838 if (rme96->areg & RME96_AR_WSEL) { 839 return RME96_CLOCKMODE_WORDCLOCK; 840 } 841 return (rme96->wcreg & RME96_WCR_MASTER) ? RME96_CLOCKMODE_MASTER : 842 RME96_CLOCKMODE_SLAVE; 843 } 844 845 static int 846 snd_rme96_setinputtype(struct rme96 *rme96, 847 int type) 848 { 849 int n; 850 851 switch (type) { 852 case RME96_INPUT_OPTICAL: 853 rme96->wcreg = (rme96->wcreg & ~RME96_WCR_INP_0) & 854 ~RME96_WCR_INP_1; 855 break; 856 case RME96_INPUT_COAXIAL: 857 rme96->wcreg = (rme96->wcreg | RME96_WCR_INP_0) & 858 ~RME96_WCR_INP_1; 859 break; 860 case RME96_INPUT_INTERNAL: 861 rme96->wcreg = (rme96->wcreg & ~RME96_WCR_INP_0) | 862 RME96_WCR_INP_1; 863 break; 864 case RME96_INPUT_XLR: 865 if ((rme96->pci->device != PCI_DEVICE_ID_RME_DIGI96_8_PAD_OR_PST && 866 rme96->pci->device != PCI_DEVICE_ID_RME_DIGI96_8_PRO) || 867 (rme96->pci->device == PCI_DEVICE_ID_RME_DIGI96_8_PAD_OR_PST && 868 rme96->rev > 4)) 869 { 870 /* Only Digi96/8 PRO and Digi96/8 PAD supports XLR */ 871 return -EINVAL; 872 } 873 rme96->wcreg = (rme96->wcreg | RME96_WCR_INP_0) | 874 RME96_WCR_INP_1; 875 break; 876 case RME96_INPUT_ANALOG: 877 if (!RME96_HAS_ANALOG_IN(rme96)) { 878 return -EINVAL; 879 } 880 rme96->areg |= RME96_AR_ANALOG; 881 writel(rme96->areg, rme96->iobase + RME96_IO_ADDITIONAL_REG); 882 if (rme96->rev < 4) { 883 /* 884 * Revision less than 004 does not support 64 and 885 * 88.2 kHz 886 */ 887 if (snd_rme96_capture_getrate(rme96, &n) == 88200) { 888 snd_rme96_capture_analog_setrate(rme96, 44100); 889 } 890 if (snd_rme96_capture_getrate(rme96, &n) == 64000) { 891 snd_rme96_capture_analog_setrate(rme96, 32000); 892 } 893 } 894 return 0; 895 default: 896 return -EINVAL; 897 } 898 if (type != RME96_INPUT_ANALOG && RME96_HAS_ANALOG_IN(rme96)) { 899 rme96->areg &= ~RME96_AR_ANALOG; 900 writel(rme96->areg, rme96->iobase + RME96_IO_ADDITIONAL_REG); 901 } 902 writel(rme96->wcreg, rme96->iobase + RME96_IO_CONTROL_REGISTER); 903 return 0; 904 } 905 906 static int 907 snd_rme96_getinputtype(struct rme96 *rme96) 908 { 909 if (rme96->areg & RME96_AR_ANALOG) { 910 return RME96_INPUT_ANALOG; 911 } 912 return ((rme96->wcreg >> RME96_WCR_BITPOS_INP_0) & 1) + 913 (((rme96->wcreg >> RME96_WCR_BITPOS_INP_1) & 1) << 1); 914 } 915 916 static void 917 snd_rme96_setframelog(struct rme96 *rme96, 918 int n_channels, 919 int is_playback) 920 { 921 int frlog; 922 923 if (n_channels == 2) { 924 frlog = 1; 925 } else { 926 /* assume 8 channels */ 927 frlog = 3; 928 } 929 if (is_playback) { 930 frlog += (rme96->wcreg & RME96_WCR_MODE24) ? 2 : 1; 931 rme96->playback_frlog = frlog; 932 } else { 933 frlog += (rme96->wcreg & RME96_WCR_MODE24_2) ? 2 : 1; 934 rme96->capture_frlog = frlog; 935 } 936 } 937 938 static int 939 snd_rme96_playback_setformat(struct rme96 *rme96, snd_pcm_format_t format) 940 { 941 switch (format) { 942 case SNDRV_PCM_FORMAT_S16_LE: 943 rme96->wcreg &= ~RME96_WCR_MODE24; 944 break; 945 case SNDRV_PCM_FORMAT_S32_LE: 946 rme96->wcreg |= RME96_WCR_MODE24; 947 break; 948 default: 949 return -EINVAL; 950 } 951 writel(rme96->wcreg, rme96->iobase + RME96_IO_CONTROL_REGISTER); 952 return 0; 953 } 954 955 static int 956 snd_rme96_capture_setformat(struct rme96 *rme96, snd_pcm_format_t format) 957 { 958 switch (format) { 959 case SNDRV_PCM_FORMAT_S16_LE: 960 rme96->wcreg &= ~RME96_WCR_MODE24_2; 961 break; 962 case SNDRV_PCM_FORMAT_S32_LE: 963 rme96->wcreg |= RME96_WCR_MODE24_2; 964 break; 965 default: 966 return -EINVAL; 967 } 968 writel(rme96->wcreg, rme96->iobase + RME96_IO_CONTROL_REGISTER); 969 return 0; 970 } 971 972 static void 973 snd_rme96_set_period_properties(struct rme96 *rme96, 974 size_t period_bytes) 975 { 976 switch (period_bytes) { 977 case RME96_LARGE_BLOCK_SIZE: 978 rme96->wcreg &= ~RME96_WCR_ISEL; 979 break; 980 case RME96_SMALL_BLOCK_SIZE: 981 rme96->wcreg |= RME96_WCR_ISEL; 982 break; 983 default: 984 snd_BUG(); 985 break; 986 } 987 rme96->wcreg &= ~RME96_WCR_IDIS; 988 writel(rme96->wcreg, rme96->iobase + RME96_IO_CONTROL_REGISTER); 989 } 990 991 static int 992 snd_rme96_playback_hw_params(struct snd_pcm_substream *substream, 993 struct snd_pcm_hw_params *params) 994 { 995 struct rme96 *rme96 = snd_pcm_substream_chip(substream); 996 struct snd_pcm_runtime *runtime = substream->runtime; 997 int err, rate, dummy; 998 bool apply_dac_volume = false; 999 1000 runtime->dma_area = (void __force *)(rme96->iobase + 1001 RME96_IO_PLAY_BUFFER); 1002 runtime->dma_addr = rme96->port + RME96_IO_PLAY_BUFFER; 1003 runtime->dma_bytes = RME96_BUFFER_SIZE; 1004 1005 spin_lock_irq(&rme96->lock); 1006 if (!(rme96->wcreg & RME96_WCR_MASTER) && 1007 snd_rme96_getinputtype(rme96) != RME96_INPUT_ANALOG && 1008 (rate = snd_rme96_capture_getrate(rme96, &dummy)) > 0) 1009 { 1010 /* slave clock */ 1011 if ((int)params_rate(params) != rate) { 1012 err = -EIO; 1013 goto error; 1014 } 1015 } else { 1016 err = snd_rme96_playback_setrate(rme96, params_rate(params)); 1017 if (err < 0) 1018 goto error; 1019 apply_dac_volume = err > 0; /* need to restore volume later? */ 1020 } 1021 1022 err = snd_rme96_playback_setformat(rme96, params_format(params)); 1023 if (err < 0) 1024 goto error; 1025 snd_rme96_setframelog(rme96, params_channels(params), 1); 1026 if (rme96->capture_periodsize != 0) { 1027 if (params_period_size(params) << rme96->playback_frlog != 1028 rme96->capture_periodsize) 1029 { 1030 err = -EBUSY; 1031 goto error; 1032 } 1033 } 1034 rme96->playback_periodsize = 1035 params_period_size(params) << rme96->playback_frlog; 1036 snd_rme96_set_period_properties(rme96, rme96->playback_periodsize); 1037 /* S/PDIF setup */ 1038 if ((rme96->wcreg & RME96_WCR_ADAT) == 0) { 1039 rme96->wcreg &= ~(RME96_WCR_PRO | RME96_WCR_DOLBY | RME96_WCR_EMP); 1040 writel(rme96->wcreg |= rme96->wcreg_spdif_stream, rme96->iobase + RME96_IO_CONTROL_REGISTER); 1041 } 1042 1043 err = 0; 1044 error: 1045 spin_unlock_irq(&rme96->lock); 1046 if (apply_dac_volume) { 1047 usleep_range(3000, 10000); 1048 snd_rme96_apply_dac_volume(rme96); 1049 } 1050 1051 return err; 1052 } 1053 1054 static int 1055 snd_rme96_capture_hw_params(struct snd_pcm_substream *substream, 1056 struct snd_pcm_hw_params *params) 1057 { 1058 struct rme96 *rme96 = snd_pcm_substream_chip(substream); 1059 struct snd_pcm_runtime *runtime = substream->runtime; 1060 int err, isadat, rate; 1061 1062 runtime->dma_area = (void __force *)(rme96->iobase + 1063 RME96_IO_REC_BUFFER); 1064 runtime->dma_addr = rme96->port + RME96_IO_REC_BUFFER; 1065 runtime->dma_bytes = RME96_BUFFER_SIZE; 1066 1067 spin_lock_irq(&rme96->lock); 1068 if ((err = snd_rme96_capture_setformat(rme96, params_format(params))) < 0) { 1069 spin_unlock_irq(&rme96->lock); 1070 return err; 1071 } 1072 if (snd_rme96_getinputtype(rme96) == RME96_INPUT_ANALOG) { 1073 if ((err = snd_rme96_capture_analog_setrate(rme96, 1074 params_rate(params))) < 0) 1075 { 1076 spin_unlock_irq(&rme96->lock); 1077 return err; 1078 } 1079 } else if ((rate = snd_rme96_capture_getrate(rme96, &isadat)) > 0) { 1080 if ((int)params_rate(params) != rate) { 1081 spin_unlock_irq(&rme96->lock); 1082 return -EIO; 1083 } 1084 if ((isadat && runtime->hw.channels_min == 2) || 1085 (!isadat && runtime->hw.channels_min == 8)) 1086 { 1087 spin_unlock_irq(&rme96->lock); 1088 return -EIO; 1089 } 1090 } 1091 snd_rme96_setframelog(rme96, params_channels(params), 0); 1092 if (rme96->playback_periodsize != 0) { 1093 if (params_period_size(params) << rme96->capture_frlog != 1094 rme96->playback_periodsize) 1095 { 1096 spin_unlock_irq(&rme96->lock); 1097 return -EBUSY; 1098 } 1099 } 1100 rme96->capture_periodsize = 1101 params_period_size(params) << rme96->capture_frlog; 1102 snd_rme96_set_period_properties(rme96, rme96->capture_periodsize); 1103 spin_unlock_irq(&rme96->lock); 1104 1105 return 0; 1106 } 1107 1108 static void 1109 snd_rme96_trigger(struct rme96 *rme96, 1110 int op) 1111 { 1112 if (op & RME96_TB_RESET_PLAYPOS) 1113 writel(0, rme96->iobase + RME96_IO_RESET_PLAY_POS); 1114 if (op & RME96_TB_RESET_CAPTUREPOS) 1115 writel(0, rme96->iobase + RME96_IO_RESET_REC_POS); 1116 if (op & RME96_TB_CLEAR_PLAYBACK_IRQ) { 1117 rme96->rcreg = readl(rme96->iobase + RME96_IO_CONTROL_REGISTER); 1118 if (rme96->rcreg & RME96_RCR_IRQ) 1119 writel(0, rme96->iobase + RME96_IO_CONFIRM_PLAY_IRQ); 1120 } 1121 if (op & RME96_TB_CLEAR_CAPTURE_IRQ) { 1122 rme96->rcreg = readl(rme96->iobase + RME96_IO_CONTROL_REGISTER); 1123 if (rme96->rcreg & RME96_RCR_IRQ_2) 1124 writel(0, rme96->iobase + RME96_IO_CONFIRM_REC_IRQ); 1125 } 1126 if (op & RME96_TB_START_PLAYBACK) 1127 rme96->wcreg |= RME96_WCR_START; 1128 if (op & RME96_TB_STOP_PLAYBACK) 1129 rme96->wcreg &= ~RME96_WCR_START; 1130 if (op & RME96_TB_START_CAPTURE) 1131 rme96->wcreg |= RME96_WCR_START_2; 1132 if (op & RME96_TB_STOP_CAPTURE) 1133 rme96->wcreg &= ~RME96_WCR_START_2; 1134 writel(rme96->wcreg, rme96->iobase + RME96_IO_CONTROL_REGISTER); 1135 } 1136 1137 1138 1139 static irqreturn_t 1140 snd_rme96_interrupt(int irq, 1141 void *dev_id) 1142 { 1143 struct rme96 *rme96 = (struct rme96 *)dev_id; 1144 1145 rme96->rcreg = readl(rme96->iobase + RME96_IO_CONTROL_REGISTER); 1146 /* fastpath out, to ease interrupt sharing */ 1147 if (!((rme96->rcreg & RME96_RCR_IRQ) || 1148 (rme96->rcreg & RME96_RCR_IRQ_2))) 1149 { 1150 return IRQ_NONE; 1151 } 1152 1153 if (rme96->rcreg & RME96_RCR_IRQ) { 1154 /* playback */ 1155 snd_pcm_period_elapsed(rme96->playback_substream); 1156 writel(0, rme96->iobase + RME96_IO_CONFIRM_PLAY_IRQ); 1157 } 1158 if (rme96->rcreg & RME96_RCR_IRQ_2) { 1159 /* capture */ 1160 snd_pcm_period_elapsed(rme96->capture_substream); 1161 writel(0, rme96->iobase + RME96_IO_CONFIRM_REC_IRQ); 1162 } 1163 return IRQ_HANDLED; 1164 } 1165 1166 static const unsigned int period_bytes[] = { RME96_SMALL_BLOCK_SIZE, RME96_LARGE_BLOCK_SIZE }; 1167 1168 static const struct snd_pcm_hw_constraint_list hw_constraints_period_bytes = { 1169 .count = ARRAY_SIZE(period_bytes), 1170 .list = period_bytes, 1171 .mask = 0 1172 }; 1173 1174 static void 1175 rme96_set_buffer_size_constraint(struct rme96 *rme96, 1176 struct snd_pcm_runtime *runtime) 1177 { 1178 unsigned int size; 1179 1180 snd_pcm_hw_constraint_single(runtime, SNDRV_PCM_HW_PARAM_BUFFER_BYTES, 1181 RME96_BUFFER_SIZE); 1182 if ((size = rme96->playback_periodsize) != 0 || 1183 (size = rme96->capture_periodsize) != 0) 1184 snd_pcm_hw_constraint_single(runtime, 1185 SNDRV_PCM_HW_PARAM_PERIOD_BYTES, 1186 size); 1187 else 1188 snd_pcm_hw_constraint_list(runtime, 0, 1189 SNDRV_PCM_HW_PARAM_PERIOD_BYTES, 1190 &hw_constraints_period_bytes); 1191 } 1192 1193 static int 1194 snd_rme96_playback_spdif_open(struct snd_pcm_substream *substream) 1195 { 1196 int rate, dummy; 1197 struct rme96 *rme96 = snd_pcm_substream_chip(substream); 1198 struct snd_pcm_runtime *runtime = substream->runtime; 1199 1200 snd_pcm_set_sync(substream); 1201 spin_lock_irq(&rme96->lock); 1202 if (rme96->playback_substream) { 1203 spin_unlock_irq(&rme96->lock); 1204 return -EBUSY; 1205 } 1206 rme96->wcreg &= ~RME96_WCR_ADAT; 1207 writel(rme96->wcreg, rme96->iobase + RME96_IO_CONTROL_REGISTER); 1208 rme96->playback_substream = substream; 1209 spin_unlock_irq(&rme96->lock); 1210 1211 runtime->hw = snd_rme96_playback_spdif_info; 1212 if (!(rme96->wcreg & RME96_WCR_MASTER) && 1213 snd_rme96_getinputtype(rme96) != RME96_INPUT_ANALOG && 1214 (rate = snd_rme96_capture_getrate(rme96, &dummy)) > 0) 1215 { 1216 /* slave clock */ 1217 runtime->hw.rates = snd_pcm_rate_to_rate_bit(rate); 1218 runtime->hw.rate_min = rate; 1219 runtime->hw.rate_max = rate; 1220 } 1221 rme96_set_buffer_size_constraint(rme96, runtime); 1222 1223 rme96->wcreg_spdif_stream = rme96->wcreg_spdif; 1224 rme96->spdif_ctl->vd[0].access &= ~SNDRV_CTL_ELEM_ACCESS_INACTIVE; 1225 snd_ctl_notify(rme96->card, SNDRV_CTL_EVENT_MASK_VALUE | 1226 SNDRV_CTL_EVENT_MASK_INFO, &rme96->spdif_ctl->id); 1227 return 0; 1228 } 1229 1230 static int 1231 snd_rme96_capture_spdif_open(struct snd_pcm_substream *substream) 1232 { 1233 int isadat, rate; 1234 struct rme96 *rme96 = snd_pcm_substream_chip(substream); 1235 struct snd_pcm_runtime *runtime = substream->runtime; 1236 1237 snd_pcm_set_sync(substream); 1238 runtime->hw = snd_rme96_capture_spdif_info; 1239 if (snd_rme96_getinputtype(rme96) != RME96_INPUT_ANALOG && 1240 (rate = snd_rme96_capture_getrate(rme96, &isadat)) > 0) 1241 { 1242 if (isadat) { 1243 return -EIO; 1244 } 1245 runtime->hw.rates = snd_pcm_rate_to_rate_bit(rate); 1246 runtime->hw.rate_min = rate; 1247 runtime->hw.rate_max = rate; 1248 } 1249 1250 spin_lock_irq(&rme96->lock); 1251 if (rme96->capture_substream) { 1252 spin_unlock_irq(&rme96->lock); 1253 return -EBUSY; 1254 } 1255 rme96->capture_substream = substream; 1256 spin_unlock_irq(&rme96->lock); 1257 1258 rme96_set_buffer_size_constraint(rme96, runtime); 1259 return 0; 1260 } 1261 1262 static int 1263 snd_rme96_playback_adat_open(struct snd_pcm_substream *substream) 1264 { 1265 int rate, dummy; 1266 struct rme96 *rme96 = snd_pcm_substream_chip(substream); 1267 struct snd_pcm_runtime *runtime = substream->runtime; 1268 1269 snd_pcm_set_sync(substream); 1270 spin_lock_irq(&rme96->lock); 1271 if (rme96->playback_substream) { 1272 spin_unlock_irq(&rme96->lock); 1273 return -EBUSY; 1274 } 1275 rme96->wcreg |= RME96_WCR_ADAT; 1276 writel(rme96->wcreg, rme96->iobase + RME96_IO_CONTROL_REGISTER); 1277 rme96->playback_substream = substream; 1278 spin_unlock_irq(&rme96->lock); 1279 1280 runtime->hw = snd_rme96_playback_adat_info; 1281 if (!(rme96->wcreg & RME96_WCR_MASTER) && 1282 snd_rme96_getinputtype(rme96) != RME96_INPUT_ANALOG && 1283 (rate = snd_rme96_capture_getrate(rme96, &dummy)) > 0) 1284 { 1285 /* slave clock */ 1286 runtime->hw.rates = snd_pcm_rate_to_rate_bit(rate); 1287 runtime->hw.rate_min = rate; 1288 runtime->hw.rate_max = rate; 1289 } 1290 rme96_set_buffer_size_constraint(rme96, runtime); 1291 return 0; 1292 } 1293 1294 static int 1295 snd_rme96_capture_adat_open(struct snd_pcm_substream *substream) 1296 { 1297 int isadat, rate; 1298 struct rme96 *rme96 = snd_pcm_substream_chip(substream); 1299 struct snd_pcm_runtime *runtime = substream->runtime; 1300 1301 snd_pcm_set_sync(substream); 1302 runtime->hw = snd_rme96_capture_adat_info; 1303 if (snd_rme96_getinputtype(rme96) == RME96_INPUT_ANALOG) { 1304 /* makes no sense to use analog input. Note that analog 1305 expension cards AEB4/8-I are RME96_INPUT_INTERNAL */ 1306 return -EIO; 1307 } 1308 if ((rate = snd_rme96_capture_getrate(rme96, &isadat)) > 0) { 1309 if (!isadat) { 1310 return -EIO; 1311 } 1312 runtime->hw.rates = snd_pcm_rate_to_rate_bit(rate); 1313 runtime->hw.rate_min = rate; 1314 runtime->hw.rate_max = rate; 1315 } 1316 1317 spin_lock_irq(&rme96->lock); 1318 if (rme96->capture_substream) { 1319 spin_unlock_irq(&rme96->lock); 1320 return -EBUSY; 1321 } 1322 rme96->capture_substream = substream; 1323 spin_unlock_irq(&rme96->lock); 1324 1325 rme96_set_buffer_size_constraint(rme96, runtime); 1326 return 0; 1327 } 1328 1329 static int 1330 snd_rme96_playback_close(struct snd_pcm_substream *substream) 1331 { 1332 struct rme96 *rme96 = snd_pcm_substream_chip(substream); 1333 int spdif = 0; 1334 1335 spin_lock_irq(&rme96->lock); 1336 if (RME96_ISPLAYING(rme96)) { 1337 snd_rme96_trigger(rme96, RME96_STOP_PLAYBACK); 1338 } 1339 rme96->playback_substream = NULL; 1340 rme96->playback_periodsize = 0; 1341 spdif = (rme96->wcreg & RME96_WCR_ADAT) == 0; 1342 spin_unlock_irq(&rme96->lock); 1343 if (spdif) { 1344 rme96->spdif_ctl->vd[0].access |= SNDRV_CTL_ELEM_ACCESS_INACTIVE; 1345 snd_ctl_notify(rme96->card, SNDRV_CTL_EVENT_MASK_VALUE | 1346 SNDRV_CTL_EVENT_MASK_INFO, &rme96->spdif_ctl->id); 1347 } 1348 return 0; 1349 } 1350 1351 static int 1352 snd_rme96_capture_close(struct snd_pcm_substream *substream) 1353 { 1354 struct rme96 *rme96 = snd_pcm_substream_chip(substream); 1355 1356 spin_lock_irq(&rme96->lock); 1357 if (RME96_ISRECORDING(rme96)) { 1358 snd_rme96_trigger(rme96, RME96_STOP_CAPTURE); 1359 } 1360 rme96->capture_substream = NULL; 1361 rme96->capture_periodsize = 0; 1362 spin_unlock_irq(&rme96->lock); 1363 return 0; 1364 } 1365 1366 static int 1367 snd_rme96_playback_prepare(struct snd_pcm_substream *substream) 1368 { 1369 struct rme96 *rme96 = snd_pcm_substream_chip(substream); 1370 1371 spin_lock_irq(&rme96->lock); 1372 if (RME96_ISPLAYING(rme96)) { 1373 snd_rme96_trigger(rme96, RME96_STOP_PLAYBACK); 1374 } 1375 writel(0, rme96->iobase + RME96_IO_RESET_PLAY_POS); 1376 spin_unlock_irq(&rme96->lock); 1377 return 0; 1378 } 1379 1380 static int 1381 snd_rme96_capture_prepare(struct snd_pcm_substream *substream) 1382 { 1383 struct rme96 *rme96 = snd_pcm_substream_chip(substream); 1384 1385 spin_lock_irq(&rme96->lock); 1386 if (RME96_ISRECORDING(rme96)) { 1387 snd_rme96_trigger(rme96, RME96_STOP_CAPTURE); 1388 } 1389 writel(0, rme96->iobase + RME96_IO_RESET_REC_POS); 1390 spin_unlock_irq(&rme96->lock); 1391 return 0; 1392 } 1393 1394 static int 1395 snd_rme96_playback_trigger(struct snd_pcm_substream *substream, 1396 int cmd) 1397 { 1398 struct rme96 *rme96 = snd_pcm_substream_chip(substream); 1399 struct snd_pcm_substream *s; 1400 bool sync; 1401 1402 snd_pcm_group_for_each_entry(s, substream) { 1403 if (snd_pcm_substream_chip(s) == rme96) 1404 snd_pcm_trigger_done(s, substream); 1405 } 1406 1407 sync = (rme96->playback_substream && rme96->capture_substream) && 1408 (rme96->playback_substream->group == 1409 rme96->capture_substream->group); 1410 1411 switch (cmd) { 1412 case SNDRV_PCM_TRIGGER_START: 1413 if (!RME96_ISPLAYING(rme96)) { 1414 if (substream != rme96->playback_substream) 1415 return -EBUSY; 1416 snd_rme96_trigger(rme96, sync ? RME96_START_BOTH 1417 : RME96_START_PLAYBACK); 1418 } 1419 break; 1420 1421 case SNDRV_PCM_TRIGGER_SUSPEND: 1422 case SNDRV_PCM_TRIGGER_STOP: 1423 if (RME96_ISPLAYING(rme96)) { 1424 if (substream != rme96->playback_substream) 1425 return -EBUSY; 1426 snd_rme96_trigger(rme96, sync ? RME96_STOP_BOTH 1427 : RME96_STOP_PLAYBACK); 1428 } 1429 break; 1430 1431 case SNDRV_PCM_TRIGGER_PAUSE_PUSH: 1432 if (RME96_ISPLAYING(rme96)) 1433 snd_rme96_trigger(rme96, sync ? RME96_STOP_BOTH 1434 : RME96_STOP_PLAYBACK); 1435 break; 1436 1437 case SNDRV_PCM_TRIGGER_RESUME: 1438 case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: 1439 if (!RME96_ISPLAYING(rme96)) 1440 snd_rme96_trigger(rme96, sync ? RME96_RESUME_BOTH 1441 : RME96_RESUME_PLAYBACK); 1442 break; 1443 1444 default: 1445 return -EINVAL; 1446 } 1447 1448 return 0; 1449 } 1450 1451 static int 1452 snd_rme96_capture_trigger(struct snd_pcm_substream *substream, 1453 int cmd) 1454 { 1455 struct rme96 *rme96 = snd_pcm_substream_chip(substream); 1456 struct snd_pcm_substream *s; 1457 bool sync; 1458 1459 snd_pcm_group_for_each_entry(s, substream) { 1460 if (snd_pcm_substream_chip(s) == rme96) 1461 snd_pcm_trigger_done(s, substream); 1462 } 1463 1464 sync = (rme96->playback_substream && rme96->capture_substream) && 1465 (rme96->playback_substream->group == 1466 rme96->capture_substream->group); 1467 1468 switch (cmd) { 1469 case SNDRV_PCM_TRIGGER_START: 1470 if (!RME96_ISRECORDING(rme96)) { 1471 if (substream != rme96->capture_substream) 1472 return -EBUSY; 1473 snd_rme96_trigger(rme96, sync ? RME96_START_BOTH 1474 : RME96_START_CAPTURE); 1475 } 1476 break; 1477 1478 case SNDRV_PCM_TRIGGER_SUSPEND: 1479 case SNDRV_PCM_TRIGGER_STOP: 1480 if (RME96_ISRECORDING(rme96)) { 1481 if (substream != rme96->capture_substream) 1482 return -EBUSY; 1483 snd_rme96_trigger(rme96, sync ? RME96_STOP_BOTH 1484 : RME96_STOP_CAPTURE); 1485 } 1486 break; 1487 1488 case SNDRV_PCM_TRIGGER_PAUSE_PUSH: 1489 if (RME96_ISRECORDING(rme96)) 1490 snd_rme96_trigger(rme96, sync ? RME96_STOP_BOTH 1491 : RME96_STOP_CAPTURE); 1492 break; 1493 1494 case SNDRV_PCM_TRIGGER_RESUME: 1495 case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: 1496 if (!RME96_ISRECORDING(rme96)) 1497 snd_rme96_trigger(rme96, sync ? RME96_RESUME_BOTH 1498 : RME96_RESUME_CAPTURE); 1499 break; 1500 1501 default: 1502 return -EINVAL; 1503 } 1504 1505 return 0; 1506 } 1507 1508 static snd_pcm_uframes_t 1509 snd_rme96_playback_pointer(struct snd_pcm_substream *substream) 1510 { 1511 struct rme96 *rme96 = snd_pcm_substream_chip(substream); 1512 return snd_rme96_playback_ptr(rme96); 1513 } 1514 1515 static snd_pcm_uframes_t 1516 snd_rme96_capture_pointer(struct snd_pcm_substream *substream) 1517 { 1518 struct rme96 *rme96 = snd_pcm_substream_chip(substream); 1519 return snd_rme96_capture_ptr(rme96); 1520 } 1521 1522 static const struct snd_pcm_ops snd_rme96_playback_spdif_ops = { 1523 .open = snd_rme96_playback_spdif_open, 1524 .close = snd_rme96_playback_close, 1525 .ioctl = snd_pcm_lib_ioctl, 1526 .hw_params = snd_rme96_playback_hw_params, 1527 .prepare = snd_rme96_playback_prepare, 1528 .trigger = snd_rme96_playback_trigger, 1529 .pointer = snd_rme96_playback_pointer, 1530 .copy_user = snd_rme96_playback_copy, 1531 .copy_kernel = snd_rme96_playback_copy_kernel, 1532 .fill_silence = snd_rme96_playback_silence, 1533 .mmap = snd_pcm_lib_mmap_iomem, 1534 }; 1535 1536 static const struct snd_pcm_ops snd_rme96_capture_spdif_ops = { 1537 .open = snd_rme96_capture_spdif_open, 1538 .close = snd_rme96_capture_close, 1539 .ioctl = snd_pcm_lib_ioctl, 1540 .hw_params = snd_rme96_capture_hw_params, 1541 .prepare = snd_rme96_capture_prepare, 1542 .trigger = snd_rme96_capture_trigger, 1543 .pointer = snd_rme96_capture_pointer, 1544 .copy_user = snd_rme96_capture_copy, 1545 .copy_kernel = snd_rme96_capture_copy_kernel, 1546 .mmap = snd_pcm_lib_mmap_iomem, 1547 }; 1548 1549 static const struct snd_pcm_ops snd_rme96_playback_adat_ops = { 1550 .open = snd_rme96_playback_adat_open, 1551 .close = snd_rme96_playback_close, 1552 .ioctl = snd_pcm_lib_ioctl, 1553 .hw_params = snd_rme96_playback_hw_params, 1554 .prepare = snd_rme96_playback_prepare, 1555 .trigger = snd_rme96_playback_trigger, 1556 .pointer = snd_rme96_playback_pointer, 1557 .copy_user = snd_rme96_playback_copy, 1558 .copy_kernel = snd_rme96_playback_copy_kernel, 1559 .fill_silence = snd_rme96_playback_silence, 1560 .mmap = snd_pcm_lib_mmap_iomem, 1561 }; 1562 1563 static const struct snd_pcm_ops snd_rme96_capture_adat_ops = { 1564 .open = snd_rme96_capture_adat_open, 1565 .close = snd_rme96_capture_close, 1566 .ioctl = snd_pcm_lib_ioctl, 1567 .hw_params = snd_rme96_capture_hw_params, 1568 .prepare = snd_rme96_capture_prepare, 1569 .trigger = snd_rme96_capture_trigger, 1570 .pointer = snd_rme96_capture_pointer, 1571 .copy_user = snd_rme96_capture_copy, 1572 .copy_kernel = snd_rme96_capture_copy_kernel, 1573 .mmap = snd_pcm_lib_mmap_iomem, 1574 }; 1575 1576 static void 1577 snd_rme96_free(void *private_data) 1578 { 1579 struct rme96 *rme96 = (struct rme96 *)private_data; 1580 1581 if (!rme96) 1582 return; 1583 1584 if (rme96->irq >= 0) { 1585 snd_rme96_trigger(rme96, RME96_STOP_BOTH); 1586 rme96->areg &= ~RME96_AR_DAC_EN; 1587 writel(rme96->areg, rme96->iobase + RME96_IO_ADDITIONAL_REG); 1588 free_irq(rme96->irq, (void *)rme96); 1589 rme96->irq = -1; 1590 } 1591 if (rme96->iobase) { 1592 iounmap(rme96->iobase); 1593 rme96->iobase = NULL; 1594 } 1595 if (rme96->port) { 1596 pci_release_regions(rme96->pci); 1597 rme96->port = 0; 1598 } 1599 #ifdef CONFIG_PM_SLEEP 1600 vfree(rme96->playback_suspend_buffer); 1601 vfree(rme96->capture_suspend_buffer); 1602 #endif 1603 pci_disable_device(rme96->pci); 1604 } 1605 1606 static void 1607 snd_rme96_free_spdif_pcm(struct snd_pcm *pcm) 1608 { 1609 struct rme96 *rme96 = pcm->private_data; 1610 rme96->spdif_pcm = NULL; 1611 } 1612 1613 static void 1614 snd_rme96_free_adat_pcm(struct snd_pcm *pcm) 1615 { 1616 struct rme96 *rme96 = pcm->private_data; 1617 rme96->adat_pcm = NULL; 1618 } 1619 1620 static int 1621 snd_rme96_create(struct rme96 *rme96) 1622 { 1623 struct pci_dev *pci = rme96->pci; 1624 int err; 1625 1626 rme96->irq = -1; 1627 spin_lock_init(&rme96->lock); 1628 1629 if ((err = pci_enable_device(pci)) < 0) 1630 return err; 1631 1632 if ((err = pci_request_regions(pci, "RME96")) < 0) 1633 return err; 1634 rme96->port = pci_resource_start(rme96->pci, 0); 1635 1636 rme96->iobase = ioremap_nocache(rme96->port, RME96_IO_SIZE); 1637 if (!rme96->iobase) { 1638 dev_err(rme96->card->dev, 1639 "unable to remap memory region 0x%lx-0x%lx\n", 1640 rme96->port, rme96->port + RME96_IO_SIZE - 1); 1641 return -ENOMEM; 1642 } 1643 1644 if (request_irq(pci->irq, snd_rme96_interrupt, IRQF_SHARED, 1645 KBUILD_MODNAME, rme96)) { 1646 dev_err(rme96->card->dev, "unable to grab IRQ %d\n", pci->irq); 1647 return -EBUSY; 1648 } 1649 rme96->irq = pci->irq; 1650 1651 /* read the card's revision number */ 1652 pci_read_config_byte(pci, 8, &rme96->rev); 1653 1654 /* set up ALSA pcm device for S/PDIF */ 1655 if ((err = snd_pcm_new(rme96->card, "Digi96 IEC958", 0, 1656 1, 1, &rme96->spdif_pcm)) < 0) 1657 { 1658 return err; 1659 } 1660 rme96->spdif_pcm->private_data = rme96; 1661 rme96->spdif_pcm->private_free = snd_rme96_free_spdif_pcm; 1662 strcpy(rme96->spdif_pcm->name, "Digi96 IEC958"); 1663 snd_pcm_set_ops(rme96->spdif_pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_rme96_playback_spdif_ops); 1664 snd_pcm_set_ops(rme96->spdif_pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_rme96_capture_spdif_ops); 1665 1666 rme96->spdif_pcm->info_flags = 0; 1667 1668 /* set up ALSA pcm device for ADAT */ 1669 if (pci->device == PCI_DEVICE_ID_RME_DIGI96) { 1670 /* ADAT is not available on the base model */ 1671 rme96->adat_pcm = NULL; 1672 } else { 1673 if ((err = snd_pcm_new(rme96->card, "Digi96 ADAT", 1, 1674 1, 1, &rme96->adat_pcm)) < 0) 1675 { 1676 return err; 1677 } 1678 rme96->adat_pcm->private_data = rme96; 1679 rme96->adat_pcm->private_free = snd_rme96_free_adat_pcm; 1680 strcpy(rme96->adat_pcm->name, "Digi96 ADAT"); 1681 snd_pcm_set_ops(rme96->adat_pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_rme96_playback_adat_ops); 1682 snd_pcm_set_ops(rme96->adat_pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_rme96_capture_adat_ops); 1683 1684 rme96->adat_pcm->info_flags = 0; 1685 } 1686 1687 rme96->playback_periodsize = 0; 1688 rme96->capture_periodsize = 0; 1689 1690 /* make sure playback/capture is stopped, if by some reason active */ 1691 snd_rme96_trigger(rme96, RME96_STOP_BOTH); 1692 1693 /* set default values in registers */ 1694 rme96->wcreg = 1695 RME96_WCR_FREQ_1 | /* set 44.1 kHz playback */ 1696 RME96_WCR_SEL | /* normal playback */ 1697 RME96_WCR_MASTER | /* set to master clock mode */ 1698 RME96_WCR_INP_0; /* set coaxial input */ 1699 1700 rme96->areg = RME96_AR_FREQPAD_1; /* set 44.1 kHz analog capture */ 1701 1702 writel(rme96->wcreg, rme96->iobase + RME96_IO_CONTROL_REGISTER); 1703 writel(rme96->areg, rme96->iobase + RME96_IO_ADDITIONAL_REG); 1704 1705 /* reset the ADC */ 1706 writel(rme96->areg | RME96_AR_PD2, 1707 rme96->iobase + RME96_IO_ADDITIONAL_REG); 1708 writel(rme96->areg, rme96->iobase + RME96_IO_ADDITIONAL_REG); 1709 1710 /* reset and enable the DAC (order is important). */ 1711 snd_rme96_reset_dac(rme96); 1712 rme96->areg |= RME96_AR_DAC_EN; 1713 writel(rme96->areg, rme96->iobase + RME96_IO_ADDITIONAL_REG); 1714 1715 /* reset playback and record buffer pointers */ 1716 writel(0, rme96->iobase + RME96_IO_RESET_PLAY_POS); 1717 writel(0, rme96->iobase + RME96_IO_RESET_REC_POS); 1718 1719 /* reset volume */ 1720 rme96->vol[0] = rme96->vol[1] = 0; 1721 if (RME96_HAS_ANALOG_OUT(rme96)) { 1722 snd_rme96_apply_dac_volume(rme96); 1723 } 1724 1725 /* init switch interface */ 1726 if ((err = snd_rme96_create_switches(rme96->card, rme96)) < 0) { 1727 return err; 1728 } 1729 1730 /* init proc interface */ 1731 snd_rme96_proc_init(rme96); 1732 1733 return 0; 1734 } 1735 1736 /* 1737 * proc interface 1738 */ 1739 1740 static void 1741 snd_rme96_proc_read(struct snd_info_entry *entry, struct snd_info_buffer *buffer) 1742 { 1743 int n; 1744 struct rme96 *rme96 = entry->private_data; 1745 1746 rme96->rcreg = readl(rme96->iobase + RME96_IO_CONTROL_REGISTER); 1747 1748 snd_iprintf(buffer, rme96->card->longname); 1749 snd_iprintf(buffer, " (index #%d)\n", rme96->card->number + 1); 1750 1751 snd_iprintf(buffer, "\nGeneral settings\n"); 1752 if (rme96->wcreg & RME96_WCR_IDIS) { 1753 snd_iprintf(buffer, " period size: N/A (interrupts " 1754 "disabled)\n"); 1755 } else if (rme96->wcreg & RME96_WCR_ISEL) { 1756 snd_iprintf(buffer, " period size: 2048 bytes\n"); 1757 } else { 1758 snd_iprintf(buffer, " period size: 8192 bytes\n"); 1759 } 1760 snd_iprintf(buffer, "\nInput settings\n"); 1761 switch (snd_rme96_getinputtype(rme96)) { 1762 case RME96_INPUT_OPTICAL: 1763 snd_iprintf(buffer, " input: optical"); 1764 break; 1765 case RME96_INPUT_COAXIAL: 1766 snd_iprintf(buffer, " input: coaxial"); 1767 break; 1768 case RME96_INPUT_INTERNAL: 1769 snd_iprintf(buffer, " input: internal"); 1770 break; 1771 case RME96_INPUT_XLR: 1772 snd_iprintf(buffer, " input: XLR"); 1773 break; 1774 case RME96_INPUT_ANALOG: 1775 snd_iprintf(buffer, " input: analog"); 1776 break; 1777 } 1778 if (snd_rme96_capture_getrate(rme96, &n) < 0) { 1779 snd_iprintf(buffer, "\n sample rate: no valid signal\n"); 1780 } else { 1781 if (n) { 1782 snd_iprintf(buffer, " (8 channels)\n"); 1783 } else { 1784 snd_iprintf(buffer, " (2 channels)\n"); 1785 } 1786 snd_iprintf(buffer, " sample rate: %d Hz\n", 1787 snd_rme96_capture_getrate(rme96, &n)); 1788 } 1789 if (rme96->wcreg & RME96_WCR_MODE24_2) { 1790 snd_iprintf(buffer, " sample format: 24 bit\n"); 1791 } else { 1792 snd_iprintf(buffer, " sample format: 16 bit\n"); 1793 } 1794 1795 snd_iprintf(buffer, "\nOutput settings\n"); 1796 if (rme96->wcreg & RME96_WCR_SEL) { 1797 snd_iprintf(buffer, " output signal: normal playback\n"); 1798 } else { 1799 snd_iprintf(buffer, " output signal: same as input\n"); 1800 } 1801 snd_iprintf(buffer, " sample rate: %d Hz\n", 1802 snd_rme96_playback_getrate(rme96)); 1803 if (rme96->wcreg & RME96_WCR_MODE24) { 1804 snd_iprintf(buffer, " sample format: 24 bit\n"); 1805 } else { 1806 snd_iprintf(buffer, " sample format: 16 bit\n"); 1807 } 1808 if (rme96->areg & RME96_AR_WSEL) { 1809 snd_iprintf(buffer, " sample clock source: word clock\n"); 1810 } else if (rme96->wcreg & RME96_WCR_MASTER) { 1811 snd_iprintf(buffer, " sample clock source: internal\n"); 1812 } else if (snd_rme96_getinputtype(rme96) == RME96_INPUT_ANALOG) { 1813 snd_iprintf(buffer, " sample clock source: autosync (internal anyway due to analog input setting)\n"); 1814 } else if (snd_rme96_capture_getrate(rme96, &n) < 0) { 1815 snd_iprintf(buffer, " sample clock source: autosync (internal anyway due to no valid signal)\n"); 1816 } else { 1817 snd_iprintf(buffer, " sample clock source: autosync\n"); 1818 } 1819 if (rme96->wcreg & RME96_WCR_PRO) { 1820 snd_iprintf(buffer, " format: AES/EBU (professional)\n"); 1821 } else { 1822 snd_iprintf(buffer, " format: IEC958 (consumer)\n"); 1823 } 1824 if (rme96->wcreg & RME96_WCR_EMP) { 1825 snd_iprintf(buffer, " emphasis: on\n"); 1826 } else { 1827 snd_iprintf(buffer, " emphasis: off\n"); 1828 } 1829 if (rme96->wcreg & RME96_WCR_DOLBY) { 1830 snd_iprintf(buffer, " non-audio (dolby): on\n"); 1831 } else { 1832 snd_iprintf(buffer, " non-audio (dolby): off\n"); 1833 } 1834 if (RME96_HAS_ANALOG_IN(rme96)) { 1835 snd_iprintf(buffer, "\nAnalog output settings\n"); 1836 switch (snd_rme96_getmontracks(rme96)) { 1837 case RME96_MONITOR_TRACKS_1_2: 1838 snd_iprintf(buffer, " monitored ADAT tracks: 1+2\n"); 1839 break; 1840 case RME96_MONITOR_TRACKS_3_4: 1841 snd_iprintf(buffer, " monitored ADAT tracks: 3+4\n"); 1842 break; 1843 case RME96_MONITOR_TRACKS_5_6: 1844 snd_iprintf(buffer, " monitored ADAT tracks: 5+6\n"); 1845 break; 1846 case RME96_MONITOR_TRACKS_7_8: 1847 snd_iprintf(buffer, " monitored ADAT tracks: 7+8\n"); 1848 break; 1849 } 1850 switch (snd_rme96_getattenuation(rme96)) { 1851 case RME96_ATTENUATION_0: 1852 snd_iprintf(buffer, " attenuation: 0 dB\n"); 1853 break; 1854 case RME96_ATTENUATION_6: 1855 snd_iprintf(buffer, " attenuation: -6 dB\n"); 1856 break; 1857 case RME96_ATTENUATION_12: 1858 snd_iprintf(buffer, " attenuation: -12 dB\n"); 1859 break; 1860 case RME96_ATTENUATION_18: 1861 snd_iprintf(buffer, " attenuation: -18 dB\n"); 1862 break; 1863 } 1864 snd_iprintf(buffer, " volume left: %u\n", rme96->vol[0]); 1865 snd_iprintf(buffer, " volume right: %u\n", rme96->vol[1]); 1866 } 1867 } 1868 1869 static void snd_rme96_proc_init(struct rme96 *rme96) 1870 { 1871 struct snd_info_entry *entry; 1872 1873 if (! snd_card_proc_new(rme96->card, "rme96", &entry)) 1874 snd_info_set_text_ops(entry, rme96, snd_rme96_proc_read); 1875 } 1876 1877 /* 1878 * control interface 1879 */ 1880 1881 #define snd_rme96_info_loopback_control snd_ctl_boolean_mono_info 1882 1883 static int 1884 snd_rme96_get_loopback_control(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) 1885 { 1886 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol); 1887 1888 spin_lock_irq(&rme96->lock); 1889 ucontrol->value.integer.value[0] = rme96->wcreg & RME96_WCR_SEL ? 0 : 1; 1890 spin_unlock_irq(&rme96->lock); 1891 return 0; 1892 } 1893 static int 1894 snd_rme96_put_loopback_control(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) 1895 { 1896 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol); 1897 unsigned int val; 1898 int change; 1899 1900 val = ucontrol->value.integer.value[0] ? 0 : RME96_WCR_SEL; 1901 spin_lock_irq(&rme96->lock); 1902 val = (rme96->wcreg & ~RME96_WCR_SEL) | val; 1903 change = val != rme96->wcreg; 1904 rme96->wcreg = val; 1905 writel(val, rme96->iobase + RME96_IO_CONTROL_REGISTER); 1906 spin_unlock_irq(&rme96->lock); 1907 return change; 1908 } 1909 1910 static int 1911 snd_rme96_info_inputtype_control(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) 1912 { 1913 static const char * const _texts[5] = { 1914 "Optical", "Coaxial", "Internal", "XLR", "Analog" 1915 }; 1916 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol); 1917 const char *texts[5] = { 1918 _texts[0], _texts[1], _texts[2], _texts[3], _texts[4] 1919 }; 1920 int num_items; 1921 1922 switch (rme96->pci->device) { 1923 case PCI_DEVICE_ID_RME_DIGI96: 1924 case PCI_DEVICE_ID_RME_DIGI96_8: 1925 num_items = 3; 1926 break; 1927 case PCI_DEVICE_ID_RME_DIGI96_8_PRO: 1928 num_items = 4; 1929 break; 1930 case PCI_DEVICE_ID_RME_DIGI96_8_PAD_OR_PST: 1931 if (rme96->rev > 4) { 1932 /* PST */ 1933 num_items = 4; 1934 texts[3] = _texts[4]; /* Analog instead of XLR */ 1935 } else { 1936 /* PAD */ 1937 num_items = 5; 1938 } 1939 break; 1940 default: 1941 snd_BUG(); 1942 return -EINVAL; 1943 } 1944 return snd_ctl_enum_info(uinfo, 1, num_items, texts); 1945 } 1946 static int 1947 snd_rme96_get_inputtype_control(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) 1948 { 1949 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol); 1950 unsigned int items = 3; 1951 1952 spin_lock_irq(&rme96->lock); 1953 ucontrol->value.enumerated.item[0] = snd_rme96_getinputtype(rme96); 1954 1955 switch (rme96->pci->device) { 1956 case PCI_DEVICE_ID_RME_DIGI96: 1957 case PCI_DEVICE_ID_RME_DIGI96_8: 1958 items = 3; 1959 break; 1960 case PCI_DEVICE_ID_RME_DIGI96_8_PRO: 1961 items = 4; 1962 break; 1963 case PCI_DEVICE_ID_RME_DIGI96_8_PAD_OR_PST: 1964 if (rme96->rev > 4) { 1965 /* for handling PST case, (INPUT_ANALOG is moved to INPUT_XLR */ 1966 if (ucontrol->value.enumerated.item[0] == RME96_INPUT_ANALOG) { 1967 ucontrol->value.enumerated.item[0] = RME96_INPUT_XLR; 1968 } 1969 items = 4; 1970 } else { 1971 items = 5; 1972 } 1973 break; 1974 default: 1975 snd_BUG(); 1976 break; 1977 } 1978 if (ucontrol->value.enumerated.item[0] >= items) { 1979 ucontrol->value.enumerated.item[0] = items - 1; 1980 } 1981 1982 spin_unlock_irq(&rme96->lock); 1983 return 0; 1984 } 1985 static int 1986 snd_rme96_put_inputtype_control(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) 1987 { 1988 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol); 1989 unsigned int val; 1990 int change, items = 3; 1991 1992 switch (rme96->pci->device) { 1993 case PCI_DEVICE_ID_RME_DIGI96: 1994 case PCI_DEVICE_ID_RME_DIGI96_8: 1995 items = 3; 1996 break; 1997 case PCI_DEVICE_ID_RME_DIGI96_8_PRO: 1998 items = 4; 1999 break; 2000 case PCI_DEVICE_ID_RME_DIGI96_8_PAD_OR_PST: 2001 if (rme96->rev > 4) { 2002 items = 4; 2003 } else { 2004 items = 5; 2005 } 2006 break; 2007 default: 2008 snd_BUG(); 2009 break; 2010 } 2011 val = ucontrol->value.enumerated.item[0] % items; 2012 2013 /* special case for PST */ 2014 if (rme96->pci->device == PCI_DEVICE_ID_RME_DIGI96_8_PAD_OR_PST && rme96->rev > 4) { 2015 if (val == RME96_INPUT_XLR) { 2016 val = RME96_INPUT_ANALOG; 2017 } 2018 } 2019 2020 spin_lock_irq(&rme96->lock); 2021 change = (int)val != snd_rme96_getinputtype(rme96); 2022 snd_rme96_setinputtype(rme96, val); 2023 spin_unlock_irq(&rme96->lock); 2024 return change; 2025 } 2026 2027 static int 2028 snd_rme96_info_clockmode_control(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) 2029 { 2030 static const char * const texts[3] = { "AutoSync", "Internal", "Word" }; 2031 2032 return snd_ctl_enum_info(uinfo, 1, 3, texts); 2033 } 2034 static int 2035 snd_rme96_get_clockmode_control(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) 2036 { 2037 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol); 2038 2039 spin_lock_irq(&rme96->lock); 2040 ucontrol->value.enumerated.item[0] = snd_rme96_getclockmode(rme96); 2041 spin_unlock_irq(&rme96->lock); 2042 return 0; 2043 } 2044 static int 2045 snd_rme96_put_clockmode_control(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) 2046 { 2047 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol); 2048 unsigned int val; 2049 int change; 2050 2051 val = ucontrol->value.enumerated.item[0] % 3; 2052 spin_lock_irq(&rme96->lock); 2053 change = (int)val != snd_rme96_getclockmode(rme96); 2054 snd_rme96_setclockmode(rme96, val); 2055 spin_unlock_irq(&rme96->lock); 2056 return change; 2057 } 2058 2059 static int 2060 snd_rme96_info_attenuation_control(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) 2061 { 2062 static const char * const texts[4] = { 2063 "0 dB", "-6 dB", "-12 dB", "-18 dB" 2064 }; 2065 2066 return snd_ctl_enum_info(uinfo, 1, 4, texts); 2067 } 2068 static int 2069 snd_rme96_get_attenuation_control(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) 2070 { 2071 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol); 2072 2073 spin_lock_irq(&rme96->lock); 2074 ucontrol->value.enumerated.item[0] = snd_rme96_getattenuation(rme96); 2075 spin_unlock_irq(&rme96->lock); 2076 return 0; 2077 } 2078 static int 2079 snd_rme96_put_attenuation_control(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) 2080 { 2081 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol); 2082 unsigned int val; 2083 int change; 2084 2085 val = ucontrol->value.enumerated.item[0] % 4; 2086 spin_lock_irq(&rme96->lock); 2087 2088 change = (int)val != snd_rme96_getattenuation(rme96); 2089 snd_rme96_setattenuation(rme96, val); 2090 spin_unlock_irq(&rme96->lock); 2091 return change; 2092 } 2093 2094 static int 2095 snd_rme96_info_montracks_control(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) 2096 { 2097 static const char * const texts[4] = { "1+2", "3+4", "5+6", "7+8" }; 2098 2099 return snd_ctl_enum_info(uinfo, 1, 4, texts); 2100 } 2101 static int 2102 snd_rme96_get_montracks_control(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) 2103 { 2104 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol); 2105 2106 spin_lock_irq(&rme96->lock); 2107 ucontrol->value.enumerated.item[0] = snd_rme96_getmontracks(rme96); 2108 spin_unlock_irq(&rme96->lock); 2109 return 0; 2110 } 2111 static int 2112 snd_rme96_put_montracks_control(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) 2113 { 2114 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol); 2115 unsigned int val; 2116 int change; 2117 2118 val = ucontrol->value.enumerated.item[0] % 4; 2119 spin_lock_irq(&rme96->lock); 2120 change = (int)val != snd_rme96_getmontracks(rme96); 2121 snd_rme96_setmontracks(rme96, val); 2122 spin_unlock_irq(&rme96->lock); 2123 return change; 2124 } 2125 2126 static u32 snd_rme96_convert_from_aes(struct snd_aes_iec958 *aes) 2127 { 2128 u32 val = 0; 2129 val |= (aes->status[0] & IEC958_AES0_PROFESSIONAL) ? RME96_WCR_PRO : 0; 2130 val |= (aes->status[0] & IEC958_AES0_NONAUDIO) ? RME96_WCR_DOLBY : 0; 2131 if (val & RME96_WCR_PRO) 2132 val |= (aes->status[0] & IEC958_AES0_PRO_EMPHASIS_5015) ? RME96_WCR_EMP : 0; 2133 else 2134 val |= (aes->status[0] & IEC958_AES0_CON_EMPHASIS_5015) ? RME96_WCR_EMP : 0; 2135 return val; 2136 } 2137 2138 static void snd_rme96_convert_to_aes(struct snd_aes_iec958 *aes, u32 val) 2139 { 2140 aes->status[0] = ((val & RME96_WCR_PRO) ? IEC958_AES0_PROFESSIONAL : 0) | 2141 ((val & RME96_WCR_DOLBY) ? IEC958_AES0_NONAUDIO : 0); 2142 if (val & RME96_WCR_PRO) 2143 aes->status[0] |= (val & RME96_WCR_EMP) ? IEC958_AES0_PRO_EMPHASIS_5015 : 0; 2144 else 2145 aes->status[0] |= (val & RME96_WCR_EMP) ? IEC958_AES0_CON_EMPHASIS_5015 : 0; 2146 } 2147 2148 static int snd_rme96_control_spdif_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) 2149 { 2150 uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958; 2151 uinfo->count = 1; 2152 return 0; 2153 } 2154 2155 static int snd_rme96_control_spdif_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) 2156 { 2157 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol); 2158 2159 snd_rme96_convert_to_aes(&ucontrol->value.iec958, rme96->wcreg_spdif); 2160 return 0; 2161 } 2162 2163 static int snd_rme96_control_spdif_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) 2164 { 2165 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol); 2166 int change; 2167 u32 val; 2168 2169 val = snd_rme96_convert_from_aes(&ucontrol->value.iec958); 2170 spin_lock_irq(&rme96->lock); 2171 change = val != rme96->wcreg_spdif; 2172 rme96->wcreg_spdif = val; 2173 spin_unlock_irq(&rme96->lock); 2174 return change; 2175 } 2176 2177 static int snd_rme96_control_spdif_stream_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) 2178 { 2179 uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958; 2180 uinfo->count = 1; 2181 return 0; 2182 } 2183 2184 static int snd_rme96_control_spdif_stream_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) 2185 { 2186 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol); 2187 2188 snd_rme96_convert_to_aes(&ucontrol->value.iec958, rme96->wcreg_spdif_stream); 2189 return 0; 2190 } 2191 2192 static int snd_rme96_control_spdif_stream_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) 2193 { 2194 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol); 2195 int change; 2196 u32 val; 2197 2198 val = snd_rme96_convert_from_aes(&ucontrol->value.iec958); 2199 spin_lock_irq(&rme96->lock); 2200 change = val != rme96->wcreg_spdif_stream; 2201 rme96->wcreg_spdif_stream = val; 2202 rme96->wcreg &= ~(RME96_WCR_PRO | RME96_WCR_DOLBY | RME96_WCR_EMP); 2203 rme96->wcreg |= val; 2204 writel(rme96->wcreg, rme96->iobase + RME96_IO_CONTROL_REGISTER); 2205 spin_unlock_irq(&rme96->lock); 2206 return change; 2207 } 2208 2209 static int snd_rme96_control_spdif_mask_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) 2210 { 2211 uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958; 2212 uinfo->count = 1; 2213 return 0; 2214 } 2215 2216 static int snd_rme96_control_spdif_mask_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) 2217 { 2218 ucontrol->value.iec958.status[0] = kcontrol->private_value; 2219 return 0; 2220 } 2221 2222 static int 2223 snd_rme96_dac_volume_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) 2224 { 2225 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol); 2226 2227 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; 2228 uinfo->count = 2; 2229 uinfo->value.integer.min = 0; 2230 uinfo->value.integer.max = RME96_185X_MAX_OUT(rme96); 2231 return 0; 2232 } 2233 2234 static int 2235 snd_rme96_dac_volume_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *u) 2236 { 2237 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol); 2238 2239 spin_lock_irq(&rme96->lock); 2240 u->value.integer.value[0] = rme96->vol[0]; 2241 u->value.integer.value[1] = rme96->vol[1]; 2242 spin_unlock_irq(&rme96->lock); 2243 2244 return 0; 2245 } 2246 2247 static int 2248 snd_rme96_dac_volume_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *u) 2249 { 2250 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol); 2251 int change = 0; 2252 unsigned int vol, maxvol; 2253 2254 2255 if (!RME96_HAS_ANALOG_OUT(rme96)) 2256 return -EINVAL; 2257 maxvol = RME96_185X_MAX_OUT(rme96); 2258 spin_lock_irq(&rme96->lock); 2259 vol = u->value.integer.value[0]; 2260 if (vol != rme96->vol[0] && vol <= maxvol) { 2261 rme96->vol[0] = vol; 2262 change = 1; 2263 } 2264 vol = u->value.integer.value[1]; 2265 if (vol != rme96->vol[1] && vol <= maxvol) { 2266 rme96->vol[1] = vol; 2267 change = 1; 2268 } 2269 if (change) 2270 snd_rme96_apply_dac_volume(rme96); 2271 spin_unlock_irq(&rme96->lock); 2272 2273 return change; 2274 } 2275 2276 static struct snd_kcontrol_new snd_rme96_controls[] = { 2277 { 2278 .iface = SNDRV_CTL_ELEM_IFACE_PCM, 2279 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,DEFAULT), 2280 .info = snd_rme96_control_spdif_info, 2281 .get = snd_rme96_control_spdif_get, 2282 .put = snd_rme96_control_spdif_put 2283 }, 2284 { 2285 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_INACTIVE, 2286 .iface = SNDRV_CTL_ELEM_IFACE_PCM, 2287 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,PCM_STREAM), 2288 .info = snd_rme96_control_spdif_stream_info, 2289 .get = snd_rme96_control_spdif_stream_get, 2290 .put = snd_rme96_control_spdif_stream_put 2291 }, 2292 { 2293 .access = SNDRV_CTL_ELEM_ACCESS_READ, 2294 .iface = SNDRV_CTL_ELEM_IFACE_PCM, 2295 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,CON_MASK), 2296 .info = snd_rme96_control_spdif_mask_info, 2297 .get = snd_rme96_control_spdif_mask_get, 2298 .private_value = IEC958_AES0_NONAUDIO | 2299 IEC958_AES0_PROFESSIONAL | 2300 IEC958_AES0_CON_EMPHASIS 2301 }, 2302 { 2303 .access = SNDRV_CTL_ELEM_ACCESS_READ, 2304 .iface = SNDRV_CTL_ELEM_IFACE_PCM, 2305 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,PRO_MASK), 2306 .info = snd_rme96_control_spdif_mask_info, 2307 .get = snd_rme96_control_spdif_mask_get, 2308 .private_value = IEC958_AES0_NONAUDIO | 2309 IEC958_AES0_PROFESSIONAL | 2310 IEC958_AES0_PRO_EMPHASIS 2311 }, 2312 { 2313 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, 2314 .name = "Input Connector", 2315 .info = snd_rme96_info_inputtype_control, 2316 .get = snd_rme96_get_inputtype_control, 2317 .put = snd_rme96_put_inputtype_control 2318 }, 2319 { 2320 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, 2321 .name = "Loopback Input", 2322 .info = snd_rme96_info_loopback_control, 2323 .get = snd_rme96_get_loopback_control, 2324 .put = snd_rme96_put_loopback_control 2325 }, 2326 { 2327 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, 2328 .name = "Sample Clock Source", 2329 .info = snd_rme96_info_clockmode_control, 2330 .get = snd_rme96_get_clockmode_control, 2331 .put = snd_rme96_put_clockmode_control 2332 }, 2333 { 2334 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, 2335 .name = "Monitor Tracks", 2336 .info = snd_rme96_info_montracks_control, 2337 .get = snd_rme96_get_montracks_control, 2338 .put = snd_rme96_put_montracks_control 2339 }, 2340 { 2341 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, 2342 .name = "Attenuation", 2343 .info = snd_rme96_info_attenuation_control, 2344 .get = snd_rme96_get_attenuation_control, 2345 .put = snd_rme96_put_attenuation_control 2346 }, 2347 { 2348 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, 2349 .name = "DAC Playback Volume", 2350 .info = snd_rme96_dac_volume_info, 2351 .get = snd_rme96_dac_volume_get, 2352 .put = snd_rme96_dac_volume_put 2353 } 2354 }; 2355 2356 static int 2357 snd_rme96_create_switches(struct snd_card *card, 2358 struct rme96 *rme96) 2359 { 2360 int idx, err; 2361 struct snd_kcontrol *kctl; 2362 2363 for (idx = 0; idx < 7; idx++) { 2364 if ((err = snd_ctl_add(card, kctl = snd_ctl_new1(&snd_rme96_controls[idx], rme96))) < 0) 2365 return err; 2366 if (idx == 1) /* IEC958 (S/PDIF) Stream */ 2367 rme96->spdif_ctl = kctl; 2368 } 2369 2370 if (RME96_HAS_ANALOG_OUT(rme96)) { 2371 for (idx = 7; idx < 10; idx++) 2372 if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_rme96_controls[idx], rme96))) < 0) 2373 return err; 2374 } 2375 2376 return 0; 2377 } 2378 2379 /* 2380 * Card initialisation 2381 */ 2382 2383 #ifdef CONFIG_PM_SLEEP 2384 2385 static int rme96_suspend(struct device *dev) 2386 { 2387 struct snd_card *card = dev_get_drvdata(dev); 2388 struct rme96 *rme96 = card->private_data; 2389 2390 snd_power_change_state(card, SNDRV_CTL_POWER_D3hot); 2391 2392 /* save capture & playback pointers */ 2393 rme96->playback_pointer = readl(rme96->iobase + RME96_IO_GET_PLAY_POS) 2394 & RME96_RCR_AUDIO_ADDR_MASK; 2395 rme96->capture_pointer = readl(rme96->iobase + RME96_IO_GET_REC_POS) 2396 & RME96_RCR_AUDIO_ADDR_MASK; 2397 2398 /* save playback and capture buffers */ 2399 memcpy_fromio(rme96->playback_suspend_buffer, 2400 rme96->iobase + RME96_IO_PLAY_BUFFER, RME96_BUFFER_SIZE); 2401 memcpy_fromio(rme96->capture_suspend_buffer, 2402 rme96->iobase + RME96_IO_REC_BUFFER, RME96_BUFFER_SIZE); 2403 2404 /* disable the DAC */ 2405 rme96->areg &= ~RME96_AR_DAC_EN; 2406 writel(rme96->areg, rme96->iobase + RME96_IO_ADDITIONAL_REG); 2407 return 0; 2408 } 2409 2410 static int rme96_resume(struct device *dev) 2411 { 2412 struct snd_card *card = dev_get_drvdata(dev); 2413 struct rme96 *rme96 = card->private_data; 2414 2415 /* reset playback and record buffer pointers */ 2416 writel(0, rme96->iobase + RME96_IO_SET_PLAY_POS 2417 + rme96->playback_pointer); 2418 writel(0, rme96->iobase + RME96_IO_SET_REC_POS 2419 + rme96->capture_pointer); 2420 2421 /* restore playback and capture buffers */ 2422 memcpy_toio(rme96->iobase + RME96_IO_PLAY_BUFFER, 2423 rme96->playback_suspend_buffer, RME96_BUFFER_SIZE); 2424 memcpy_toio(rme96->iobase + RME96_IO_REC_BUFFER, 2425 rme96->capture_suspend_buffer, RME96_BUFFER_SIZE); 2426 2427 /* reset the ADC */ 2428 writel(rme96->areg | RME96_AR_PD2, 2429 rme96->iobase + RME96_IO_ADDITIONAL_REG); 2430 writel(rme96->areg, rme96->iobase + RME96_IO_ADDITIONAL_REG); 2431 2432 /* reset and enable DAC, restore analog volume */ 2433 snd_rme96_reset_dac(rme96); 2434 rme96->areg |= RME96_AR_DAC_EN; 2435 writel(rme96->areg, rme96->iobase + RME96_IO_ADDITIONAL_REG); 2436 if (RME96_HAS_ANALOG_OUT(rme96)) { 2437 usleep_range(3000, 10000); 2438 snd_rme96_apply_dac_volume(rme96); 2439 } 2440 2441 snd_power_change_state(card, SNDRV_CTL_POWER_D0); 2442 2443 return 0; 2444 } 2445 2446 static SIMPLE_DEV_PM_OPS(rme96_pm, rme96_suspend, rme96_resume); 2447 #define RME96_PM_OPS &rme96_pm 2448 #else 2449 #define RME96_PM_OPS NULL 2450 #endif /* CONFIG_PM_SLEEP */ 2451 2452 static void snd_rme96_card_free(struct snd_card *card) 2453 { 2454 snd_rme96_free(card->private_data); 2455 } 2456 2457 static int 2458 snd_rme96_probe(struct pci_dev *pci, 2459 const struct pci_device_id *pci_id) 2460 { 2461 static int dev; 2462 struct rme96 *rme96; 2463 struct snd_card *card; 2464 int err; 2465 u8 val; 2466 2467 if (dev >= SNDRV_CARDS) { 2468 return -ENODEV; 2469 } 2470 if (!enable[dev]) { 2471 dev++; 2472 return -ENOENT; 2473 } 2474 err = snd_card_new(&pci->dev, index[dev], id[dev], THIS_MODULE, 2475 sizeof(struct rme96), &card); 2476 if (err < 0) 2477 return err; 2478 card->private_free = snd_rme96_card_free; 2479 rme96 = card->private_data; 2480 rme96->card = card; 2481 rme96->pci = pci; 2482 err = snd_rme96_create(rme96); 2483 if (err) 2484 goto free_card; 2485 2486 #ifdef CONFIG_PM_SLEEP 2487 rme96->playback_suspend_buffer = vmalloc(RME96_BUFFER_SIZE); 2488 if (!rme96->playback_suspend_buffer) { 2489 err = -ENOMEM; 2490 goto free_card; 2491 } 2492 rme96->capture_suspend_buffer = vmalloc(RME96_BUFFER_SIZE); 2493 if (!rme96->capture_suspend_buffer) { 2494 err = -ENOMEM; 2495 goto free_card; 2496 } 2497 #endif 2498 2499 strcpy(card->driver, "Digi96"); 2500 switch (rme96->pci->device) { 2501 case PCI_DEVICE_ID_RME_DIGI96: 2502 strcpy(card->shortname, "RME Digi96"); 2503 break; 2504 case PCI_DEVICE_ID_RME_DIGI96_8: 2505 strcpy(card->shortname, "RME Digi96/8"); 2506 break; 2507 case PCI_DEVICE_ID_RME_DIGI96_8_PRO: 2508 strcpy(card->shortname, "RME Digi96/8 PRO"); 2509 break; 2510 case PCI_DEVICE_ID_RME_DIGI96_8_PAD_OR_PST: 2511 pci_read_config_byte(rme96->pci, 8, &val); 2512 if (val < 5) { 2513 strcpy(card->shortname, "RME Digi96/8 PAD"); 2514 } else { 2515 strcpy(card->shortname, "RME Digi96/8 PST"); 2516 } 2517 break; 2518 } 2519 sprintf(card->longname, "%s at 0x%lx, irq %d", card->shortname, 2520 rme96->port, rme96->irq); 2521 err = snd_card_register(card); 2522 if (err) 2523 goto free_card; 2524 2525 pci_set_drvdata(pci, card); 2526 dev++; 2527 return 0; 2528 free_card: 2529 snd_card_free(card); 2530 return err; 2531 } 2532 2533 static void snd_rme96_remove(struct pci_dev *pci) 2534 { 2535 snd_card_free(pci_get_drvdata(pci)); 2536 } 2537 2538 static struct pci_driver rme96_driver = { 2539 .name = KBUILD_MODNAME, 2540 .id_table = snd_rme96_ids, 2541 .probe = snd_rme96_probe, 2542 .remove = snd_rme96_remove, 2543 .driver = { 2544 .pm = RME96_PM_OPS, 2545 }, 2546 }; 2547 2548 module_pci_driver(rme96_driver); 2549