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, /* not used (interleaved data) */ 331 snd_pcm_uframes_t pos, 332 snd_pcm_uframes_t count) 333 { 334 struct rme96 *rme96 = snd_pcm_substream_chip(substream); 335 count <<= rme96->playback_frlog; 336 pos <<= rme96->playback_frlog; 337 memset_io(rme96->iobase + RME96_IO_PLAY_BUFFER + pos, 338 0, count); 339 return 0; 340 } 341 342 static int 343 snd_rme96_playback_copy(struct snd_pcm_substream *substream, 344 int channel, /* not used (interleaved data) */ 345 snd_pcm_uframes_t pos, 346 void __user *src, 347 snd_pcm_uframes_t count) 348 { 349 struct rme96 *rme96 = snd_pcm_substream_chip(substream); 350 count <<= rme96->playback_frlog; 351 pos <<= rme96->playback_frlog; 352 return copy_from_user_toio(rme96->iobase + RME96_IO_PLAY_BUFFER + pos, src, 353 count); 354 } 355 356 static int 357 snd_rme96_capture_copy(struct snd_pcm_substream *substream, 358 int channel, /* not used (interleaved data) */ 359 snd_pcm_uframes_t pos, 360 void __user *dst, 361 snd_pcm_uframes_t count) 362 { 363 struct rme96 *rme96 = snd_pcm_substream_chip(substream); 364 count <<= rme96->capture_frlog; 365 pos <<= rme96->capture_frlog; 366 return copy_to_user_fromio(dst, rme96->iobase + RME96_IO_REC_BUFFER + pos, 367 count); 368 } 369 370 /* 371 * Digital output capabilities (S/PDIF) 372 */ 373 static struct snd_pcm_hardware snd_rme96_playback_spdif_info = 374 { 375 .info = (SNDRV_PCM_INFO_MMAP_IOMEM | 376 SNDRV_PCM_INFO_MMAP_VALID | 377 SNDRV_PCM_INFO_SYNC_START | 378 SNDRV_PCM_INFO_RESUME | 379 SNDRV_PCM_INFO_INTERLEAVED | 380 SNDRV_PCM_INFO_PAUSE), 381 .formats = (SNDRV_PCM_FMTBIT_S16_LE | 382 SNDRV_PCM_FMTBIT_S32_LE), 383 .rates = (SNDRV_PCM_RATE_32000 | 384 SNDRV_PCM_RATE_44100 | 385 SNDRV_PCM_RATE_48000 | 386 SNDRV_PCM_RATE_64000 | 387 SNDRV_PCM_RATE_88200 | 388 SNDRV_PCM_RATE_96000), 389 .rate_min = 32000, 390 .rate_max = 96000, 391 .channels_min = 2, 392 .channels_max = 2, 393 .buffer_bytes_max = RME96_BUFFER_SIZE, 394 .period_bytes_min = RME96_SMALL_BLOCK_SIZE, 395 .period_bytes_max = RME96_LARGE_BLOCK_SIZE, 396 .periods_min = RME96_BUFFER_SIZE / RME96_LARGE_BLOCK_SIZE, 397 .periods_max = RME96_BUFFER_SIZE / RME96_SMALL_BLOCK_SIZE, 398 .fifo_size = 0, 399 }; 400 401 /* 402 * Digital input capabilities (S/PDIF) 403 */ 404 static struct snd_pcm_hardware snd_rme96_capture_spdif_info = 405 { 406 .info = (SNDRV_PCM_INFO_MMAP_IOMEM | 407 SNDRV_PCM_INFO_MMAP_VALID | 408 SNDRV_PCM_INFO_SYNC_START | 409 SNDRV_PCM_INFO_RESUME | 410 SNDRV_PCM_INFO_INTERLEAVED | 411 SNDRV_PCM_INFO_PAUSE), 412 .formats = (SNDRV_PCM_FMTBIT_S16_LE | 413 SNDRV_PCM_FMTBIT_S32_LE), 414 .rates = (SNDRV_PCM_RATE_32000 | 415 SNDRV_PCM_RATE_44100 | 416 SNDRV_PCM_RATE_48000 | 417 SNDRV_PCM_RATE_64000 | 418 SNDRV_PCM_RATE_88200 | 419 SNDRV_PCM_RATE_96000), 420 .rate_min = 32000, 421 .rate_max = 96000, 422 .channels_min = 2, 423 .channels_max = 2, 424 .buffer_bytes_max = RME96_BUFFER_SIZE, 425 .period_bytes_min = RME96_SMALL_BLOCK_SIZE, 426 .period_bytes_max = RME96_LARGE_BLOCK_SIZE, 427 .periods_min = RME96_BUFFER_SIZE / RME96_LARGE_BLOCK_SIZE, 428 .periods_max = RME96_BUFFER_SIZE / RME96_SMALL_BLOCK_SIZE, 429 .fifo_size = 0, 430 }; 431 432 /* 433 * Digital output capabilities (ADAT) 434 */ 435 static struct snd_pcm_hardware snd_rme96_playback_adat_info = 436 { 437 .info = (SNDRV_PCM_INFO_MMAP_IOMEM | 438 SNDRV_PCM_INFO_MMAP_VALID | 439 SNDRV_PCM_INFO_SYNC_START | 440 SNDRV_PCM_INFO_RESUME | 441 SNDRV_PCM_INFO_INTERLEAVED | 442 SNDRV_PCM_INFO_PAUSE), 443 .formats = (SNDRV_PCM_FMTBIT_S16_LE | 444 SNDRV_PCM_FMTBIT_S32_LE), 445 .rates = (SNDRV_PCM_RATE_44100 | 446 SNDRV_PCM_RATE_48000), 447 .rate_min = 44100, 448 .rate_max = 48000, 449 .channels_min = 8, 450 .channels_max = 8, 451 .buffer_bytes_max = RME96_BUFFER_SIZE, 452 .period_bytes_min = RME96_SMALL_BLOCK_SIZE, 453 .period_bytes_max = RME96_LARGE_BLOCK_SIZE, 454 .periods_min = RME96_BUFFER_SIZE / RME96_LARGE_BLOCK_SIZE, 455 .periods_max = RME96_BUFFER_SIZE / RME96_SMALL_BLOCK_SIZE, 456 .fifo_size = 0, 457 }; 458 459 /* 460 * Digital input capabilities (ADAT) 461 */ 462 static struct snd_pcm_hardware snd_rme96_capture_adat_info = 463 { 464 .info = (SNDRV_PCM_INFO_MMAP_IOMEM | 465 SNDRV_PCM_INFO_MMAP_VALID | 466 SNDRV_PCM_INFO_SYNC_START | 467 SNDRV_PCM_INFO_RESUME | 468 SNDRV_PCM_INFO_INTERLEAVED | 469 SNDRV_PCM_INFO_PAUSE), 470 .formats = (SNDRV_PCM_FMTBIT_S16_LE | 471 SNDRV_PCM_FMTBIT_S32_LE), 472 .rates = (SNDRV_PCM_RATE_44100 | 473 SNDRV_PCM_RATE_48000), 474 .rate_min = 44100, 475 .rate_max = 48000, 476 .channels_min = 8, 477 .channels_max = 8, 478 .buffer_bytes_max = RME96_BUFFER_SIZE, 479 .period_bytes_min = RME96_SMALL_BLOCK_SIZE, 480 .period_bytes_max = RME96_LARGE_BLOCK_SIZE, 481 .periods_min = RME96_BUFFER_SIZE / RME96_LARGE_BLOCK_SIZE, 482 .periods_max = RME96_BUFFER_SIZE / RME96_SMALL_BLOCK_SIZE, 483 .fifo_size = 0, 484 }; 485 486 /* 487 * The CDATA, CCLK and CLATCH bits can be used to write to the SPI interface 488 * of the AD1852 or AD1852 D/A converter on the board. CDATA must be set up 489 * on the falling edge of CCLK and be stable on the rising edge. The rising 490 * edge of CLATCH after the last data bit clocks in the whole data word. 491 * A fast processor could probably drive the SPI interface faster than the 492 * DAC can handle (3MHz for the 1855, unknown for the 1852). The udelay(1) 493 * limits the data rate to 500KHz and only causes a delay of 33 microsecs. 494 * 495 * NOTE: increased delay from 1 to 10, since there where problems setting 496 * the volume. 497 */ 498 static void 499 snd_rme96_write_SPI(struct rme96 *rme96, u16 val) 500 { 501 int i; 502 503 for (i = 0; i < 16; i++) { 504 if (val & 0x8000) { 505 rme96->areg |= RME96_AR_CDATA; 506 } else { 507 rme96->areg &= ~RME96_AR_CDATA; 508 } 509 rme96->areg &= ~(RME96_AR_CCLK | RME96_AR_CLATCH); 510 writel(rme96->areg, rme96->iobase + RME96_IO_ADDITIONAL_REG); 511 udelay(10); 512 rme96->areg |= RME96_AR_CCLK; 513 writel(rme96->areg, rme96->iobase + RME96_IO_ADDITIONAL_REG); 514 udelay(10); 515 val <<= 1; 516 } 517 rme96->areg &= ~(RME96_AR_CCLK | RME96_AR_CDATA); 518 rme96->areg |= RME96_AR_CLATCH; 519 writel(rme96->areg, rme96->iobase + RME96_IO_ADDITIONAL_REG); 520 udelay(10); 521 rme96->areg &= ~RME96_AR_CLATCH; 522 writel(rme96->areg, rme96->iobase + RME96_IO_ADDITIONAL_REG); 523 } 524 525 static void 526 snd_rme96_apply_dac_volume(struct rme96 *rme96) 527 { 528 if (RME96_DAC_IS_1852(rme96)) { 529 snd_rme96_write_SPI(rme96, (rme96->vol[0] << 2) | 0x0); 530 snd_rme96_write_SPI(rme96, (rme96->vol[1] << 2) | 0x2); 531 } else if (RME96_DAC_IS_1855(rme96)) { 532 snd_rme96_write_SPI(rme96, (rme96->vol[0] & 0x3FF) | 0x000); 533 snd_rme96_write_SPI(rme96, (rme96->vol[1] & 0x3FF) | 0x400); 534 } 535 } 536 537 static void 538 snd_rme96_reset_dac(struct rme96 *rme96) 539 { 540 writel(rme96->wcreg | RME96_WCR_PD, 541 rme96->iobase + RME96_IO_CONTROL_REGISTER); 542 writel(rme96->wcreg, rme96->iobase + RME96_IO_CONTROL_REGISTER); 543 } 544 545 static int 546 snd_rme96_getmontracks(struct rme96 *rme96) 547 { 548 return ((rme96->wcreg >> RME96_WCR_BITPOS_MONITOR_0) & 1) + 549 (((rme96->wcreg >> RME96_WCR_BITPOS_MONITOR_1) & 1) << 1); 550 } 551 552 static int 553 snd_rme96_setmontracks(struct rme96 *rme96, 554 int montracks) 555 { 556 if (montracks & 1) { 557 rme96->wcreg |= RME96_WCR_MONITOR_0; 558 } else { 559 rme96->wcreg &= ~RME96_WCR_MONITOR_0; 560 } 561 if (montracks & 2) { 562 rme96->wcreg |= RME96_WCR_MONITOR_1; 563 } else { 564 rme96->wcreg &= ~RME96_WCR_MONITOR_1; 565 } 566 writel(rme96->wcreg, rme96->iobase + RME96_IO_CONTROL_REGISTER); 567 return 0; 568 } 569 570 static int 571 snd_rme96_getattenuation(struct rme96 *rme96) 572 { 573 return ((rme96->wcreg >> RME96_WCR_BITPOS_GAIN_0) & 1) + 574 (((rme96->wcreg >> RME96_WCR_BITPOS_GAIN_1) & 1) << 1); 575 } 576 577 static int 578 snd_rme96_setattenuation(struct rme96 *rme96, 579 int attenuation) 580 { 581 switch (attenuation) { 582 case 0: 583 rme96->wcreg = (rme96->wcreg & ~RME96_WCR_GAIN_0) & 584 ~RME96_WCR_GAIN_1; 585 break; 586 case 1: 587 rme96->wcreg = (rme96->wcreg | RME96_WCR_GAIN_0) & 588 ~RME96_WCR_GAIN_1; 589 break; 590 case 2: 591 rme96->wcreg = (rme96->wcreg & ~RME96_WCR_GAIN_0) | 592 RME96_WCR_GAIN_1; 593 break; 594 case 3: 595 rme96->wcreg = (rme96->wcreg | RME96_WCR_GAIN_0) | 596 RME96_WCR_GAIN_1; 597 break; 598 default: 599 return -EINVAL; 600 } 601 writel(rme96->wcreg, rme96->iobase + RME96_IO_CONTROL_REGISTER); 602 return 0; 603 } 604 605 static int 606 snd_rme96_capture_getrate(struct rme96 *rme96, 607 int *is_adat) 608 { 609 int n, rate; 610 611 *is_adat = 0; 612 if (rme96->areg & RME96_AR_ANALOG) { 613 /* Analog input, overrides S/PDIF setting */ 614 n = ((rme96->areg >> RME96_AR_BITPOS_F0) & 1) + 615 (((rme96->areg >> RME96_AR_BITPOS_F1) & 1) << 1); 616 switch (n) { 617 case 1: 618 rate = 32000; 619 break; 620 case 2: 621 rate = 44100; 622 break; 623 case 3: 624 rate = 48000; 625 break; 626 default: 627 return -1; 628 } 629 return (rme96->areg & RME96_AR_BITPOS_F2) ? rate << 1 : rate; 630 } 631 632 rme96->rcreg = readl(rme96->iobase + RME96_IO_CONTROL_REGISTER); 633 if (rme96->rcreg & RME96_RCR_LOCK) { 634 /* ADAT rate */ 635 *is_adat = 1; 636 if (rme96->rcreg & RME96_RCR_T_OUT) { 637 return 48000; 638 } 639 return 44100; 640 } 641 642 if (rme96->rcreg & RME96_RCR_VERF) { 643 return -1; 644 } 645 646 /* S/PDIF rate */ 647 n = ((rme96->rcreg >> RME96_RCR_BITPOS_F0) & 1) + 648 (((rme96->rcreg >> RME96_RCR_BITPOS_F1) & 1) << 1) + 649 (((rme96->rcreg >> RME96_RCR_BITPOS_F2) & 1) << 2); 650 651 switch (n) { 652 case 0: 653 if (rme96->rcreg & RME96_RCR_T_OUT) { 654 return 64000; 655 } 656 return -1; 657 case 3: return 96000; 658 case 4: return 88200; 659 case 5: return 48000; 660 case 6: return 44100; 661 case 7: return 32000; 662 default: 663 break; 664 } 665 return -1; 666 } 667 668 static int 669 snd_rme96_playback_getrate(struct rme96 *rme96) 670 { 671 int rate, dummy; 672 673 if (!(rme96->wcreg & RME96_WCR_MASTER) && 674 snd_rme96_getinputtype(rme96) != RME96_INPUT_ANALOG && 675 (rate = snd_rme96_capture_getrate(rme96, &dummy)) > 0) 676 { 677 /* slave clock */ 678 return rate; 679 } 680 rate = ((rme96->wcreg >> RME96_WCR_BITPOS_FREQ_0) & 1) + 681 (((rme96->wcreg >> RME96_WCR_BITPOS_FREQ_1) & 1) << 1); 682 switch (rate) { 683 case 1: 684 rate = 32000; 685 break; 686 case 2: 687 rate = 44100; 688 break; 689 case 3: 690 rate = 48000; 691 break; 692 default: 693 return -1; 694 } 695 return (rme96->wcreg & RME96_WCR_DS) ? rate << 1 : rate; 696 } 697 698 static int 699 snd_rme96_playback_setrate(struct rme96 *rme96, 700 int rate) 701 { 702 int ds; 703 704 ds = rme96->wcreg & RME96_WCR_DS; 705 switch (rate) { 706 case 32000: 707 rme96->wcreg &= ~RME96_WCR_DS; 708 rme96->wcreg = (rme96->wcreg | RME96_WCR_FREQ_0) & 709 ~RME96_WCR_FREQ_1; 710 break; 711 case 44100: 712 rme96->wcreg &= ~RME96_WCR_DS; 713 rme96->wcreg = (rme96->wcreg | RME96_WCR_FREQ_1) & 714 ~RME96_WCR_FREQ_0; 715 break; 716 case 48000: 717 rme96->wcreg &= ~RME96_WCR_DS; 718 rme96->wcreg = (rme96->wcreg | RME96_WCR_FREQ_0) | 719 RME96_WCR_FREQ_1; 720 break; 721 case 64000: 722 rme96->wcreg |= RME96_WCR_DS; 723 rme96->wcreg = (rme96->wcreg | RME96_WCR_FREQ_0) & 724 ~RME96_WCR_FREQ_1; 725 break; 726 case 88200: 727 rme96->wcreg |= RME96_WCR_DS; 728 rme96->wcreg = (rme96->wcreg | RME96_WCR_FREQ_1) & 729 ~RME96_WCR_FREQ_0; 730 break; 731 case 96000: 732 rme96->wcreg |= RME96_WCR_DS; 733 rme96->wcreg = (rme96->wcreg | RME96_WCR_FREQ_0) | 734 RME96_WCR_FREQ_1; 735 break; 736 default: 737 return -EINVAL; 738 } 739 if ((!ds && rme96->wcreg & RME96_WCR_DS) || 740 (ds && !(rme96->wcreg & RME96_WCR_DS))) 741 { 742 /* change to/from double-speed: reset the DAC (if available) */ 743 snd_rme96_reset_dac(rme96); 744 return 1; /* need to restore volume */ 745 } else { 746 writel(rme96->wcreg, rme96->iobase + RME96_IO_CONTROL_REGISTER); 747 return 0; 748 } 749 } 750 751 static int 752 snd_rme96_capture_analog_setrate(struct rme96 *rme96, 753 int rate) 754 { 755 switch (rate) { 756 case 32000: 757 rme96->areg = ((rme96->areg | RME96_AR_FREQPAD_0) & 758 ~RME96_AR_FREQPAD_1) & ~RME96_AR_FREQPAD_2; 759 break; 760 case 44100: 761 rme96->areg = ((rme96->areg & ~RME96_AR_FREQPAD_0) | 762 RME96_AR_FREQPAD_1) & ~RME96_AR_FREQPAD_2; 763 break; 764 case 48000: 765 rme96->areg = ((rme96->areg | RME96_AR_FREQPAD_0) | 766 RME96_AR_FREQPAD_1) & ~RME96_AR_FREQPAD_2; 767 break; 768 case 64000: 769 if (rme96->rev < 4) { 770 return -EINVAL; 771 } 772 rme96->areg = ((rme96->areg | RME96_AR_FREQPAD_0) & 773 ~RME96_AR_FREQPAD_1) | RME96_AR_FREQPAD_2; 774 break; 775 case 88200: 776 if (rme96->rev < 4) { 777 return -EINVAL; 778 } 779 rme96->areg = ((rme96->areg & ~RME96_AR_FREQPAD_0) | 780 RME96_AR_FREQPAD_1) | RME96_AR_FREQPAD_2; 781 break; 782 case 96000: 783 rme96->areg = ((rme96->areg | RME96_AR_FREQPAD_0) | 784 RME96_AR_FREQPAD_1) | RME96_AR_FREQPAD_2; 785 break; 786 default: 787 return -EINVAL; 788 } 789 writel(rme96->areg, rme96->iobase + RME96_IO_ADDITIONAL_REG); 790 return 0; 791 } 792 793 static int 794 snd_rme96_setclockmode(struct rme96 *rme96, 795 int mode) 796 { 797 switch (mode) { 798 case RME96_CLOCKMODE_SLAVE: 799 /* AutoSync */ 800 rme96->wcreg &= ~RME96_WCR_MASTER; 801 rme96->areg &= ~RME96_AR_WSEL; 802 break; 803 case RME96_CLOCKMODE_MASTER: 804 /* Internal */ 805 rme96->wcreg |= RME96_WCR_MASTER; 806 rme96->areg &= ~RME96_AR_WSEL; 807 break; 808 case RME96_CLOCKMODE_WORDCLOCK: 809 /* Word clock is a master mode */ 810 rme96->wcreg |= RME96_WCR_MASTER; 811 rme96->areg |= RME96_AR_WSEL; 812 break; 813 default: 814 return -EINVAL; 815 } 816 writel(rme96->wcreg, rme96->iobase + RME96_IO_CONTROL_REGISTER); 817 writel(rme96->areg, rme96->iobase + RME96_IO_ADDITIONAL_REG); 818 return 0; 819 } 820 821 static int 822 snd_rme96_getclockmode(struct rme96 *rme96) 823 { 824 if (rme96->areg & RME96_AR_WSEL) { 825 return RME96_CLOCKMODE_WORDCLOCK; 826 } 827 return (rme96->wcreg & RME96_WCR_MASTER) ? RME96_CLOCKMODE_MASTER : 828 RME96_CLOCKMODE_SLAVE; 829 } 830 831 static int 832 snd_rme96_setinputtype(struct rme96 *rme96, 833 int type) 834 { 835 int n; 836 837 switch (type) { 838 case RME96_INPUT_OPTICAL: 839 rme96->wcreg = (rme96->wcreg & ~RME96_WCR_INP_0) & 840 ~RME96_WCR_INP_1; 841 break; 842 case RME96_INPUT_COAXIAL: 843 rme96->wcreg = (rme96->wcreg | RME96_WCR_INP_0) & 844 ~RME96_WCR_INP_1; 845 break; 846 case RME96_INPUT_INTERNAL: 847 rme96->wcreg = (rme96->wcreg & ~RME96_WCR_INP_0) | 848 RME96_WCR_INP_1; 849 break; 850 case RME96_INPUT_XLR: 851 if ((rme96->pci->device != PCI_DEVICE_ID_RME_DIGI96_8_PAD_OR_PST && 852 rme96->pci->device != PCI_DEVICE_ID_RME_DIGI96_8_PRO) || 853 (rme96->pci->device == PCI_DEVICE_ID_RME_DIGI96_8_PAD_OR_PST && 854 rme96->rev > 4)) 855 { 856 /* Only Digi96/8 PRO and Digi96/8 PAD supports XLR */ 857 return -EINVAL; 858 } 859 rme96->wcreg = (rme96->wcreg | RME96_WCR_INP_0) | 860 RME96_WCR_INP_1; 861 break; 862 case RME96_INPUT_ANALOG: 863 if (!RME96_HAS_ANALOG_IN(rme96)) { 864 return -EINVAL; 865 } 866 rme96->areg |= RME96_AR_ANALOG; 867 writel(rme96->areg, rme96->iobase + RME96_IO_ADDITIONAL_REG); 868 if (rme96->rev < 4) { 869 /* 870 * Revision less than 004 does not support 64 and 871 * 88.2 kHz 872 */ 873 if (snd_rme96_capture_getrate(rme96, &n) == 88200) { 874 snd_rme96_capture_analog_setrate(rme96, 44100); 875 } 876 if (snd_rme96_capture_getrate(rme96, &n) == 64000) { 877 snd_rme96_capture_analog_setrate(rme96, 32000); 878 } 879 } 880 return 0; 881 default: 882 return -EINVAL; 883 } 884 if (type != RME96_INPUT_ANALOG && RME96_HAS_ANALOG_IN(rme96)) { 885 rme96->areg &= ~RME96_AR_ANALOG; 886 writel(rme96->areg, rme96->iobase + RME96_IO_ADDITIONAL_REG); 887 } 888 writel(rme96->wcreg, rme96->iobase + RME96_IO_CONTROL_REGISTER); 889 return 0; 890 } 891 892 static int 893 snd_rme96_getinputtype(struct rme96 *rme96) 894 { 895 if (rme96->areg & RME96_AR_ANALOG) { 896 return RME96_INPUT_ANALOG; 897 } 898 return ((rme96->wcreg >> RME96_WCR_BITPOS_INP_0) & 1) + 899 (((rme96->wcreg >> RME96_WCR_BITPOS_INP_1) & 1) << 1); 900 } 901 902 static void 903 snd_rme96_setframelog(struct rme96 *rme96, 904 int n_channels, 905 int is_playback) 906 { 907 int frlog; 908 909 if (n_channels == 2) { 910 frlog = 1; 911 } else { 912 /* assume 8 channels */ 913 frlog = 3; 914 } 915 if (is_playback) { 916 frlog += (rme96->wcreg & RME96_WCR_MODE24) ? 2 : 1; 917 rme96->playback_frlog = frlog; 918 } else { 919 frlog += (rme96->wcreg & RME96_WCR_MODE24_2) ? 2 : 1; 920 rme96->capture_frlog = frlog; 921 } 922 } 923 924 static int 925 snd_rme96_playback_setformat(struct rme96 *rme96, snd_pcm_format_t format) 926 { 927 switch (format) { 928 case SNDRV_PCM_FORMAT_S16_LE: 929 rme96->wcreg &= ~RME96_WCR_MODE24; 930 break; 931 case SNDRV_PCM_FORMAT_S32_LE: 932 rme96->wcreg |= RME96_WCR_MODE24; 933 break; 934 default: 935 return -EINVAL; 936 } 937 writel(rme96->wcreg, rme96->iobase + RME96_IO_CONTROL_REGISTER); 938 return 0; 939 } 940 941 static int 942 snd_rme96_capture_setformat(struct rme96 *rme96, snd_pcm_format_t format) 943 { 944 switch (format) { 945 case SNDRV_PCM_FORMAT_S16_LE: 946 rme96->wcreg &= ~RME96_WCR_MODE24_2; 947 break; 948 case SNDRV_PCM_FORMAT_S32_LE: 949 rme96->wcreg |= RME96_WCR_MODE24_2; 950 break; 951 default: 952 return -EINVAL; 953 } 954 writel(rme96->wcreg, rme96->iobase + RME96_IO_CONTROL_REGISTER); 955 return 0; 956 } 957 958 static void 959 snd_rme96_set_period_properties(struct rme96 *rme96, 960 size_t period_bytes) 961 { 962 switch (period_bytes) { 963 case RME96_LARGE_BLOCK_SIZE: 964 rme96->wcreg &= ~RME96_WCR_ISEL; 965 break; 966 case RME96_SMALL_BLOCK_SIZE: 967 rme96->wcreg |= RME96_WCR_ISEL; 968 break; 969 default: 970 snd_BUG(); 971 break; 972 } 973 rme96->wcreg &= ~RME96_WCR_IDIS; 974 writel(rme96->wcreg, rme96->iobase + RME96_IO_CONTROL_REGISTER); 975 } 976 977 static int 978 snd_rme96_playback_hw_params(struct snd_pcm_substream *substream, 979 struct snd_pcm_hw_params *params) 980 { 981 struct rme96 *rme96 = snd_pcm_substream_chip(substream); 982 struct snd_pcm_runtime *runtime = substream->runtime; 983 int err, rate, dummy; 984 bool apply_dac_volume = false; 985 986 runtime->dma_area = (void __force *)(rme96->iobase + 987 RME96_IO_PLAY_BUFFER); 988 runtime->dma_addr = rme96->port + RME96_IO_PLAY_BUFFER; 989 runtime->dma_bytes = RME96_BUFFER_SIZE; 990 991 spin_lock_irq(&rme96->lock); 992 if (!(rme96->wcreg & RME96_WCR_MASTER) && 993 snd_rme96_getinputtype(rme96) != RME96_INPUT_ANALOG && 994 (rate = snd_rme96_capture_getrate(rme96, &dummy)) > 0) 995 { 996 /* slave clock */ 997 if ((int)params_rate(params) != rate) { 998 err = -EIO; 999 goto error; 1000 } 1001 } else { 1002 err = snd_rme96_playback_setrate(rme96, params_rate(params)); 1003 if (err < 0) 1004 goto error; 1005 apply_dac_volume = err > 0; /* need to restore volume later? */ 1006 } 1007 1008 err = snd_rme96_playback_setformat(rme96, params_format(params)); 1009 if (err < 0) 1010 goto error; 1011 snd_rme96_setframelog(rme96, params_channels(params), 1); 1012 if (rme96->capture_periodsize != 0) { 1013 if (params_period_size(params) << rme96->playback_frlog != 1014 rme96->capture_periodsize) 1015 { 1016 err = -EBUSY; 1017 goto error; 1018 } 1019 } 1020 rme96->playback_periodsize = 1021 params_period_size(params) << rme96->playback_frlog; 1022 snd_rme96_set_period_properties(rme96, rme96->playback_periodsize); 1023 /* S/PDIF setup */ 1024 if ((rme96->wcreg & RME96_WCR_ADAT) == 0) { 1025 rme96->wcreg &= ~(RME96_WCR_PRO | RME96_WCR_DOLBY | RME96_WCR_EMP); 1026 writel(rme96->wcreg |= rme96->wcreg_spdif_stream, rme96->iobase + RME96_IO_CONTROL_REGISTER); 1027 } 1028 1029 err = 0; 1030 error: 1031 spin_unlock_irq(&rme96->lock); 1032 if (apply_dac_volume) { 1033 usleep_range(3000, 10000); 1034 snd_rme96_apply_dac_volume(rme96); 1035 } 1036 1037 return err; 1038 } 1039 1040 static int 1041 snd_rme96_capture_hw_params(struct snd_pcm_substream *substream, 1042 struct snd_pcm_hw_params *params) 1043 { 1044 struct rme96 *rme96 = snd_pcm_substream_chip(substream); 1045 struct snd_pcm_runtime *runtime = substream->runtime; 1046 int err, isadat, rate; 1047 1048 runtime->dma_area = (void __force *)(rme96->iobase + 1049 RME96_IO_REC_BUFFER); 1050 runtime->dma_addr = rme96->port + RME96_IO_REC_BUFFER; 1051 runtime->dma_bytes = RME96_BUFFER_SIZE; 1052 1053 spin_lock_irq(&rme96->lock); 1054 if ((err = snd_rme96_capture_setformat(rme96, params_format(params))) < 0) { 1055 spin_unlock_irq(&rme96->lock); 1056 return err; 1057 } 1058 if (snd_rme96_getinputtype(rme96) == RME96_INPUT_ANALOG) { 1059 if ((err = snd_rme96_capture_analog_setrate(rme96, 1060 params_rate(params))) < 0) 1061 { 1062 spin_unlock_irq(&rme96->lock); 1063 return err; 1064 } 1065 } else if ((rate = snd_rme96_capture_getrate(rme96, &isadat)) > 0) { 1066 if ((int)params_rate(params) != rate) { 1067 spin_unlock_irq(&rme96->lock); 1068 return -EIO; 1069 } 1070 if ((isadat && runtime->hw.channels_min == 2) || 1071 (!isadat && runtime->hw.channels_min == 8)) 1072 { 1073 spin_unlock_irq(&rme96->lock); 1074 return -EIO; 1075 } 1076 } 1077 snd_rme96_setframelog(rme96, params_channels(params), 0); 1078 if (rme96->playback_periodsize != 0) { 1079 if (params_period_size(params) << rme96->capture_frlog != 1080 rme96->playback_periodsize) 1081 { 1082 spin_unlock_irq(&rme96->lock); 1083 return -EBUSY; 1084 } 1085 } 1086 rme96->capture_periodsize = 1087 params_period_size(params) << rme96->capture_frlog; 1088 snd_rme96_set_period_properties(rme96, rme96->capture_periodsize); 1089 spin_unlock_irq(&rme96->lock); 1090 1091 return 0; 1092 } 1093 1094 static void 1095 snd_rme96_trigger(struct rme96 *rme96, 1096 int op) 1097 { 1098 if (op & RME96_TB_RESET_PLAYPOS) 1099 writel(0, rme96->iobase + RME96_IO_RESET_PLAY_POS); 1100 if (op & RME96_TB_RESET_CAPTUREPOS) 1101 writel(0, rme96->iobase + RME96_IO_RESET_REC_POS); 1102 if (op & RME96_TB_CLEAR_PLAYBACK_IRQ) { 1103 rme96->rcreg = readl(rme96->iobase + RME96_IO_CONTROL_REGISTER); 1104 if (rme96->rcreg & RME96_RCR_IRQ) 1105 writel(0, rme96->iobase + RME96_IO_CONFIRM_PLAY_IRQ); 1106 } 1107 if (op & RME96_TB_CLEAR_CAPTURE_IRQ) { 1108 rme96->rcreg = readl(rme96->iobase + RME96_IO_CONTROL_REGISTER); 1109 if (rme96->rcreg & RME96_RCR_IRQ_2) 1110 writel(0, rme96->iobase + RME96_IO_CONFIRM_REC_IRQ); 1111 } 1112 if (op & RME96_TB_START_PLAYBACK) 1113 rme96->wcreg |= RME96_WCR_START; 1114 if (op & RME96_TB_STOP_PLAYBACK) 1115 rme96->wcreg &= ~RME96_WCR_START; 1116 if (op & RME96_TB_START_CAPTURE) 1117 rme96->wcreg |= RME96_WCR_START_2; 1118 if (op & RME96_TB_STOP_CAPTURE) 1119 rme96->wcreg &= ~RME96_WCR_START_2; 1120 writel(rme96->wcreg, rme96->iobase + RME96_IO_CONTROL_REGISTER); 1121 } 1122 1123 1124 1125 static irqreturn_t 1126 snd_rme96_interrupt(int irq, 1127 void *dev_id) 1128 { 1129 struct rme96 *rme96 = (struct rme96 *)dev_id; 1130 1131 rme96->rcreg = readl(rme96->iobase + RME96_IO_CONTROL_REGISTER); 1132 /* fastpath out, to ease interrupt sharing */ 1133 if (!((rme96->rcreg & RME96_RCR_IRQ) || 1134 (rme96->rcreg & RME96_RCR_IRQ_2))) 1135 { 1136 return IRQ_NONE; 1137 } 1138 1139 if (rme96->rcreg & RME96_RCR_IRQ) { 1140 /* playback */ 1141 snd_pcm_period_elapsed(rme96->playback_substream); 1142 writel(0, rme96->iobase + RME96_IO_CONFIRM_PLAY_IRQ); 1143 } 1144 if (rme96->rcreg & RME96_RCR_IRQ_2) { 1145 /* capture */ 1146 snd_pcm_period_elapsed(rme96->capture_substream); 1147 writel(0, rme96->iobase + RME96_IO_CONFIRM_REC_IRQ); 1148 } 1149 return IRQ_HANDLED; 1150 } 1151 1152 static unsigned int period_bytes[] = { RME96_SMALL_BLOCK_SIZE, RME96_LARGE_BLOCK_SIZE }; 1153 1154 static struct snd_pcm_hw_constraint_list hw_constraints_period_bytes = { 1155 .count = ARRAY_SIZE(period_bytes), 1156 .list = period_bytes, 1157 .mask = 0 1158 }; 1159 1160 static void 1161 rme96_set_buffer_size_constraint(struct rme96 *rme96, 1162 struct snd_pcm_runtime *runtime) 1163 { 1164 unsigned int size; 1165 1166 snd_pcm_hw_constraint_single(runtime, SNDRV_PCM_HW_PARAM_BUFFER_BYTES, 1167 RME96_BUFFER_SIZE); 1168 if ((size = rme96->playback_periodsize) != 0 || 1169 (size = rme96->capture_periodsize) != 0) 1170 snd_pcm_hw_constraint_single(runtime, 1171 SNDRV_PCM_HW_PARAM_PERIOD_BYTES, 1172 size); 1173 else 1174 snd_pcm_hw_constraint_list(runtime, 0, 1175 SNDRV_PCM_HW_PARAM_PERIOD_BYTES, 1176 &hw_constraints_period_bytes); 1177 } 1178 1179 static int 1180 snd_rme96_playback_spdif_open(struct snd_pcm_substream *substream) 1181 { 1182 int rate, dummy; 1183 struct rme96 *rme96 = snd_pcm_substream_chip(substream); 1184 struct snd_pcm_runtime *runtime = substream->runtime; 1185 1186 snd_pcm_set_sync(substream); 1187 spin_lock_irq(&rme96->lock); 1188 if (rme96->playback_substream != NULL) { 1189 spin_unlock_irq(&rme96->lock); 1190 return -EBUSY; 1191 } 1192 rme96->wcreg &= ~RME96_WCR_ADAT; 1193 writel(rme96->wcreg, rme96->iobase + RME96_IO_CONTROL_REGISTER); 1194 rme96->playback_substream = substream; 1195 spin_unlock_irq(&rme96->lock); 1196 1197 runtime->hw = snd_rme96_playback_spdif_info; 1198 if (!(rme96->wcreg & RME96_WCR_MASTER) && 1199 snd_rme96_getinputtype(rme96) != RME96_INPUT_ANALOG && 1200 (rate = snd_rme96_capture_getrate(rme96, &dummy)) > 0) 1201 { 1202 /* slave clock */ 1203 runtime->hw.rates = snd_pcm_rate_to_rate_bit(rate); 1204 runtime->hw.rate_min = rate; 1205 runtime->hw.rate_max = rate; 1206 } 1207 rme96_set_buffer_size_constraint(rme96, runtime); 1208 1209 rme96->wcreg_spdif_stream = rme96->wcreg_spdif; 1210 rme96->spdif_ctl->vd[0].access &= ~SNDRV_CTL_ELEM_ACCESS_INACTIVE; 1211 snd_ctl_notify(rme96->card, SNDRV_CTL_EVENT_MASK_VALUE | 1212 SNDRV_CTL_EVENT_MASK_INFO, &rme96->spdif_ctl->id); 1213 return 0; 1214 } 1215 1216 static int 1217 snd_rme96_capture_spdif_open(struct snd_pcm_substream *substream) 1218 { 1219 int isadat, rate; 1220 struct rme96 *rme96 = snd_pcm_substream_chip(substream); 1221 struct snd_pcm_runtime *runtime = substream->runtime; 1222 1223 snd_pcm_set_sync(substream); 1224 runtime->hw = snd_rme96_capture_spdif_info; 1225 if (snd_rme96_getinputtype(rme96) != RME96_INPUT_ANALOG && 1226 (rate = snd_rme96_capture_getrate(rme96, &isadat)) > 0) 1227 { 1228 if (isadat) { 1229 return -EIO; 1230 } 1231 runtime->hw.rates = snd_pcm_rate_to_rate_bit(rate); 1232 runtime->hw.rate_min = rate; 1233 runtime->hw.rate_max = rate; 1234 } 1235 1236 spin_lock_irq(&rme96->lock); 1237 if (rme96->capture_substream != NULL) { 1238 spin_unlock_irq(&rme96->lock); 1239 return -EBUSY; 1240 } 1241 rme96->capture_substream = substream; 1242 spin_unlock_irq(&rme96->lock); 1243 1244 rme96_set_buffer_size_constraint(rme96, runtime); 1245 return 0; 1246 } 1247 1248 static int 1249 snd_rme96_playback_adat_open(struct snd_pcm_substream *substream) 1250 { 1251 int rate, dummy; 1252 struct rme96 *rme96 = snd_pcm_substream_chip(substream); 1253 struct snd_pcm_runtime *runtime = substream->runtime; 1254 1255 snd_pcm_set_sync(substream); 1256 spin_lock_irq(&rme96->lock); 1257 if (rme96->playback_substream != NULL) { 1258 spin_unlock_irq(&rme96->lock); 1259 return -EBUSY; 1260 } 1261 rme96->wcreg |= RME96_WCR_ADAT; 1262 writel(rme96->wcreg, rme96->iobase + RME96_IO_CONTROL_REGISTER); 1263 rme96->playback_substream = substream; 1264 spin_unlock_irq(&rme96->lock); 1265 1266 runtime->hw = snd_rme96_playback_adat_info; 1267 if (!(rme96->wcreg & RME96_WCR_MASTER) && 1268 snd_rme96_getinputtype(rme96) != RME96_INPUT_ANALOG && 1269 (rate = snd_rme96_capture_getrate(rme96, &dummy)) > 0) 1270 { 1271 /* slave clock */ 1272 runtime->hw.rates = snd_pcm_rate_to_rate_bit(rate); 1273 runtime->hw.rate_min = rate; 1274 runtime->hw.rate_max = rate; 1275 } 1276 rme96_set_buffer_size_constraint(rme96, runtime); 1277 return 0; 1278 } 1279 1280 static int 1281 snd_rme96_capture_adat_open(struct snd_pcm_substream *substream) 1282 { 1283 int isadat, rate; 1284 struct rme96 *rme96 = snd_pcm_substream_chip(substream); 1285 struct snd_pcm_runtime *runtime = substream->runtime; 1286 1287 snd_pcm_set_sync(substream); 1288 runtime->hw = snd_rme96_capture_adat_info; 1289 if (snd_rme96_getinputtype(rme96) == RME96_INPUT_ANALOG) { 1290 /* makes no sense to use analog input. Note that analog 1291 expension cards AEB4/8-I are RME96_INPUT_INTERNAL */ 1292 return -EIO; 1293 } 1294 if ((rate = snd_rme96_capture_getrate(rme96, &isadat)) > 0) { 1295 if (!isadat) { 1296 return -EIO; 1297 } 1298 runtime->hw.rates = snd_pcm_rate_to_rate_bit(rate); 1299 runtime->hw.rate_min = rate; 1300 runtime->hw.rate_max = rate; 1301 } 1302 1303 spin_lock_irq(&rme96->lock); 1304 if (rme96->capture_substream != NULL) { 1305 spin_unlock_irq(&rme96->lock); 1306 return -EBUSY; 1307 } 1308 rme96->capture_substream = substream; 1309 spin_unlock_irq(&rme96->lock); 1310 1311 rme96_set_buffer_size_constraint(rme96, runtime); 1312 return 0; 1313 } 1314 1315 static int 1316 snd_rme96_playback_close(struct snd_pcm_substream *substream) 1317 { 1318 struct rme96 *rme96 = snd_pcm_substream_chip(substream); 1319 int spdif = 0; 1320 1321 spin_lock_irq(&rme96->lock); 1322 if (RME96_ISPLAYING(rme96)) { 1323 snd_rme96_trigger(rme96, RME96_STOP_PLAYBACK); 1324 } 1325 rme96->playback_substream = NULL; 1326 rme96->playback_periodsize = 0; 1327 spdif = (rme96->wcreg & RME96_WCR_ADAT) == 0; 1328 spin_unlock_irq(&rme96->lock); 1329 if (spdif) { 1330 rme96->spdif_ctl->vd[0].access |= SNDRV_CTL_ELEM_ACCESS_INACTIVE; 1331 snd_ctl_notify(rme96->card, SNDRV_CTL_EVENT_MASK_VALUE | 1332 SNDRV_CTL_EVENT_MASK_INFO, &rme96->spdif_ctl->id); 1333 } 1334 return 0; 1335 } 1336 1337 static int 1338 snd_rme96_capture_close(struct snd_pcm_substream *substream) 1339 { 1340 struct rme96 *rme96 = snd_pcm_substream_chip(substream); 1341 1342 spin_lock_irq(&rme96->lock); 1343 if (RME96_ISRECORDING(rme96)) { 1344 snd_rme96_trigger(rme96, RME96_STOP_CAPTURE); 1345 } 1346 rme96->capture_substream = NULL; 1347 rme96->capture_periodsize = 0; 1348 spin_unlock_irq(&rme96->lock); 1349 return 0; 1350 } 1351 1352 static int 1353 snd_rme96_playback_prepare(struct snd_pcm_substream *substream) 1354 { 1355 struct rme96 *rme96 = snd_pcm_substream_chip(substream); 1356 1357 spin_lock_irq(&rme96->lock); 1358 if (RME96_ISPLAYING(rme96)) { 1359 snd_rme96_trigger(rme96, RME96_STOP_PLAYBACK); 1360 } 1361 writel(0, rme96->iobase + RME96_IO_RESET_PLAY_POS); 1362 spin_unlock_irq(&rme96->lock); 1363 return 0; 1364 } 1365 1366 static int 1367 snd_rme96_capture_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_ISRECORDING(rme96)) { 1373 snd_rme96_trigger(rme96, RME96_STOP_CAPTURE); 1374 } 1375 writel(0, rme96->iobase + RME96_IO_RESET_REC_POS); 1376 spin_unlock_irq(&rme96->lock); 1377 return 0; 1378 } 1379 1380 static int 1381 snd_rme96_playback_trigger(struct snd_pcm_substream *substream, 1382 int cmd) 1383 { 1384 struct rme96 *rme96 = snd_pcm_substream_chip(substream); 1385 struct snd_pcm_substream *s; 1386 bool sync; 1387 1388 snd_pcm_group_for_each_entry(s, substream) { 1389 if (snd_pcm_substream_chip(s) == rme96) 1390 snd_pcm_trigger_done(s, substream); 1391 } 1392 1393 sync = (rme96->playback_substream && rme96->capture_substream) && 1394 (rme96->playback_substream->group == 1395 rme96->capture_substream->group); 1396 1397 switch (cmd) { 1398 case SNDRV_PCM_TRIGGER_START: 1399 if (!RME96_ISPLAYING(rme96)) { 1400 if (substream != rme96->playback_substream) 1401 return -EBUSY; 1402 snd_rme96_trigger(rme96, sync ? RME96_START_BOTH 1403 : RME96_START_PLAYBACK); 1404 } 1405 break; 1406 1407 case SNDRV_PCM_TRIGGER_SUSPEND: 1408 case SNDRV_PCM_TRIGGER_STOP: 1409 if (RME96_ISPLAYING(rme96)) { 1410 if (substream != rme96->playback_substream) 1411 return -EBUSY; 1412 snd_rme96_trigger(rme96, sync ? RME96_STOP_BOTH 1413 : RME96_STOP_PLAYBACK); 1414 } 1415 break; 1416 1417 case SNDRV_PCM_TRIGGER_PAUSE_PUSH: 1418 if (RME96_ISPLAYING(rme96)) 1419 snd_rme96_trigger(rme96, sync ? RME96_STOP_BOTH 1420 : RME96_STOP_PLAYBACK); 1421 break; 1422 1423 case SNDRV_PCM_TRIGGER_RESUME: 1424 case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: 1425 if (!RME96_ISPLAYING(rme96)) 1426 snd_rme96_trigger(rme96, sync ? RME96_RESUME_BOTH 1427 : RME96_RESUME_PLAYBACK); 1428 break; 1429 1430 default: 1431 return -EINVAL; 1432 } 1433 1434 return 0; 1435 } 1436 1437 static int 1438 snd_rme96_capture_trigger(struct snd_pcm_substream *substream, 1439 int cmd) 1440 { 1441 struct rme96 *rme96 = snd_pcm_substream_chip(substream); 1442 struct snd_pcm_substream *s; 1443 bool sync; 1444 1445 snd_pcm_group_for_each_entry(s, substream) { 1446 if (snd_pcm_substream_chip(s) == rme96) 1447 snd_pcm_trigger_done(s, substream); 1448 } 1449 1450 sync = (rme96->playback_substream && rme96->capture_substream) && 1451 (rme96->playback_substream->group == 1452 rme96->capture_substream->group); 1453 1454 switch (cmd) { 1455 case SNDRV_PCM_TRIGGER_START: 1456 if (!RME96_ISRECORDING(rme96)) { 1457 if (substream != rme96->capture_substream) 1458 return -EBUSY; 1459 snd_rme96_trigger(rme96, sync ? RME96_START_BOTH 1460 : RME96_START_CAPTURE); 1461 } 1462 break; 1463 1464 case SNDRV_PCM_TRIGGER_SUSPEND: 1465 case SNDRV_PCM_TRIGGER_STOP: 1466 if (RME96_ISRECORDING(rme96)) { 1467 if (substream != rme96->capture_substream) 1468 return -EBUSY; 1469 snd_rme96_trigger(rme96, sync ? RME96_STOP_BOTH 1470 : RME96_STOP_CAPTURE); 1471 } 1472 break; 1473 1474 case SNDRV_PCM_TRIGGER_PAUSE_PUSH: 1475 if (RME96_ISRECORDING(rme96)) 1476 snd_rme96_trigger(rme96, sync ? RME96_STOP_BOTH 1477 : RME96_STOP_CAPTURE); 1478 break; 1479 1480 case SNDRV_PCM_TRIGGER_RESUME: 1481 case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: 1482 if (!RME96_ISRECORDING(rme96)) 1483 snd_rme96_trigger(rme96, sync ? RME96_RESUME_BOTH 1484 : RME96_RESUME_CAPTURE); 1485 break; 1486 1487 default: 1488 return -EINVAL; 1489 } 1490 1491 return 0; 1492 } 1493 1494 static snd_pcm_uframes_t 1495 snd_rme96_playback_pointer(struct snd_pcm_substream *substream) 1496 { 1497 struct rme96 *rme96 = snd_pcm_substream_chip(substream); 1498 return snd_rme96_playback_ptr(rme96); 1499 } 1500 1501 static snd_pcm_uframes_t 1502 snd_rme96_capture_pointer(struct snd_pcm_substream *substream) 1503 { 1504 struct rme96 *rme96 = snd_pcm_substream_chip(substream); 1505 return snd_rme96_capture_ptr(rme96); 1506 } 1507 1508 static const struct snd_pcm_ops snd_rme96_playback_spdif_ops = { 1509 .open = snd_rme96_playback_spdif_open, 1510 .close = snd_rme96_playback_close, 1511 .ioctl = snd_pcm_lib_ioctl, 1512 .hw_params = snd_rme96_playback_hw_params, 1513 .prepare = snd_rme96_playback_prepare, 1514 .trigger = snd_rme96_playback_trigger, 1515 .pointer = snd_rme96_playback_pointer, 1516 .copy = snd_rme96_playback_copy, 1517 .silence = snd_rme96_playback_silence, 1518 .mmap = snd_pcm_lib_mmap_iomem, 1519 }; 1520 1521 static const struct snd_pcm_ops snd_rme96_capture_spdif_ops = { 1522 .open = snd_rme96_capture_spdif_open, 1523 .close = snd_rme96_capture_close, 1524 .ioctl = snd_pcm_lib_ioctl, 1525 .hw_params = snd_rme96_capture_hw_params, 1526 .prepare = snd_rme96_capture_prepare, 1527 .trigger = snd_rme96_capture_trigger, 1528 .pointer = snd_rme96_capture_pointer, 1529 .copy = snd_rme96_capture_copy, 1530 .mmap = snd_pcm_lib_mmap_iomem, 1531 }; 1532 1533 static const struct snd_pcm_ops snd_rme96_playback_adat_ops = { 1534 .open = snd_rme96_playback_adat_open, 1535 .close = snd_rme96_playback_close, 1536 .ioctl = snd_pcm_lib_ioctl, 1537 .hw_params = snd_rme96_playback_hw_params, 1538 .prepare = snd_rme96_playback_prepare, 1539 .trigger = snd_rme96_playback_trigger, 1540 .pointer = snd_rme96_playback_pointer, 1541 .copy = snd_rme96_playback_copy, 1542 .silence = snd_rme96_playback_silence, 1543 .mmap = snd_pcm_lib_mmap_iomem, 1544 }; 1545 1546 static const struct snd_pcm_ops snd_rme96_capture_adat_ops = { 1547 .open = snd_rme96_capture_adat_open, 1548 .close = snd_rme96_capture_close, 1549 .ioctl = snd_pcm_lib_ioctl, 1550 .hw_params = snd_rme96_capture_hw_params, 1551 .prepare = snd_rme96_capture_prepare, 1552 .trigger = snd_rme96_capture_trigger, 1553 .pointer = snd_rme96_capture_pointer, 1554 .copy = snd_rme96_capture_copy, 1555 .mmap = snd_pcm_lib_mmap_iomem, 1556 }; 1557 1558 static void 1559 snd_rme96_free(void *private_data) 1560 { 1561 struct rme96 *rme96 = (struct rme96 *)private_data; 1562 1563 if (rme96 == NULL) { 1564 return; 1565 } 1566 if (rme96->irq >= 0) { 1567 snd_rme96_trigger(rme96, RME96_STOP_BOTH); 1568 rme96->areg &= ~RME96_AR_DAC_EN; 1569 writel(rme96->areg, rme96->iobase + RME96_IO_ADDITIONAL_REG); 1570 free_irq(rme96->irq, (void *)rme96); 1571 rme96->irq = -1; 1572 } 1573 if (rme96->iobase) { 1574 iounmap(rme96->iobase); 1575 rme96->iobase = NULL; 1576 } 1577 if (rme96->port) { 1578 pci_release_regions(rme96->pci); 1579 rme96->port = 0; 1580 } 1581 #ifdef CONFIG_PM_SLEEP 1582 vfree(rme96->playback_suspend_buffer); 1583 vfree(rme96->capture_suspend_buffer); 1584 #endif 1585 pci_disable_device(rme96->pci); 1586 } 1587 1588 static void 1589 snd_rme96_free_spdif_pcm(struct snd_pcm *pcm) 1590 { 1591 struct rme96 *rme96 = pcm->private_data; 1592 rme96->spdif_pcm = NULL; 1593 } 1594 1595 static void 1596 snd_rme96_free_adat_pcm(struct snd_pcm *pcm) 1597 { 1598 struct rme96 *rme96 = pcm->private_data; 1599 rme96->adat_pcm = NULL; 1600 } 1601 1602 static int 1603 snd_rme96_create(struct rme96 *rme96) 1604 { 1605 struct pci_dev *pci = rme96->pci; 1606 int err; 1607 1608 rme96->irq = -1; 1609 spin_lock_init(&rme96->lock); 1610 1611 if ((err = pci_enable_device(pci)) < 0) 1612 return err; 1613 1614 if ((err = pci_request_regions(pci, "RME96")) < 0) 1615 return err; 1616 rme96->port = pci_resource_start(rme96->pci, 0); 1617 1618 rme96->iobase = ioremap_nocache(rme96->port, RME96_IO_SIZE); 1619 if (!rme96->iobase) { 1620 dev_err(rme96->card->dev, 1621 "unable to remap memory region 0x%lx-0x%lx\n", 1622 rme96->port, rme96->port + RME96_IO_SIZE - 1); 1623 return -ENOMEM; 1624 } 1625 1626 if (request_irq(pci->irq, snd_rme96_interrupt, IRQF_SHARED, 1627 KBUILD_MODNAME, rme96)) { 1628 dev_err(rme96->card->dev, "unable to grab IRQ %d\n", pci->irq); 1629 return -EBUSY; 1630 } 1631 rme96->irq = pci->irq; 1632 1633 /* read the card's revision number */ 1634 pci_read_config_byte(pci, 8, &rme96->rev); 1635 1636 /* set up ALSA pcm device for S/PDIF */ 1637 if ((err = snd_pcm_new(rme96->card, "Digi96 IEC958", 0, 1638 1, 1, &rme96->spdif_pcm)) < 0) 1639 { 1640 return err; 1641 } 1642 rme96->spdif_pcm->private_data = rme96; 1643 rme96->spdif_pcm->private_free = snd_rme96_free_spdif_pcm; 1644 strcpy(rme96->spdif_pcm->name, "Digi96 IEC958"); 1645 snd_pcm_set_ops(rme96->spdif_pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_rme96_playback_spdif_ops); 1646 snd_pcm_set_ops(rme96->spdif_pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_rme96_capture_spdif_ops); 1647 1648 rme96->spdif_pcm->info_flags = 0; 1649 1650 /* set up ALSA pcm device for ADAT */ 1651 if (pci->device == PCI_DEVICE_ID_RME_DIGI96) { 1652 /* ADAT is not available on the base model */ 1653 rme96->adat_pcm = NULL; 1654 } else { 1655 if ((err = snd_pcm_new(rme96->card, "Digi96 ADAT", 1, 1656 1, 1, &rme96->adat_pcm)) < 0) 1657 { 1658 return err; 1659 } 1660 rme96->adat_pcm->private_data = rme96; 1661 rme96->adat_pcm->private_free = snd_rme96_free_adat_pcm; 1662 strcpy(rme96->adat_pcm->name, "Digi96 ADAT"); 1663 snd_pcm_set_ops(rme96->adat_pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_rme96_playback_adat_ops); 1664 snd_pcm_set_ops(rme96->adat_pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_rme96_capture_adat_ops); 1665 1666 rme96->adat_pcm->info_flags = 0; 1667 } 1668 1669 rme96->playback_periodsize = 0; 1670 rme96->capture_periodsize = 0; 1671 1672 /* make sure playback/capture is stopped, if by some reason active */ 1673 snd_rme96_trigger(rme96, RME96_STOP_BOTH); 1674 1675 /* set default values in registers */ 1676 rme96->wcreg = 1677 RME96_WCR_FREQ_1 | /* set 44.1 kHz playback */ 1678 RME96_WCR_SEL | /* normal playback */ 1679 RME96_WCR_MASTER | /* set to master clock mode */ 1680 RME96_WCR_INP_0; /* set coaxial input */ 1681 1682 rme96->areg = RME96_AR_FREQPAD_1; /* set 44.1 kHz analog capture */ 1683 1684 writel(rme96->wcreg, rme96->iobase + RME96_IO_CONTROL_REGISTER); 1685 writel(rme96->areg, rme96->iobase + RME96_IO_ADDITIONAL_REG); 1686 1687 /* reset the ADC */ 1688 writel(rme96->areg | RME96_AR_PD2, 1689 rme96->iobase + RME96_IO_ADDITIONAL_REG); 1690 writel(rme96->areg, rme96->iobase + RME96_IO_ADDITIONAL_REG); 1691 1692 /* reset and enable the DAC (order is important). */ 1693 snd_rme96_reset_dac(rme96); 1694 rme96->areg |= RME96_AR_DAC_EN; 1695 writel(rme96->areg, rme96->iobase + RME96_IO_ADDITIONAL_REG); 1696 1697 /* reset playback and record buffer pointers */ 1698 writel(0, rme96->iobase + RME96_IO_RESET_PLAY_POS); 1699 writel(0, rme96->iobase + RME96_IO_RESET_REC_POS); 1700 1701 /* reset volume */ 1702 rme96->vol[0] = rme96->vol[1] = 0; 1703 if (RME96_HAS_ANALOG_OUT(rme96)) { 1704 snd_rme96_apply_dac_volume(rme96); 1705 } 1706 1707 /* init switch interface */ 1708 if ((err = snd_rme96_create_switches(rme96->card, rme96)) < 0) { 1709 return err; 1710 } 1711 1712 /* init proc interface */ 1713 snd_rme96_proc_init(rme96); 1714 1715 return 0; 1716 } 1717 1718 /* 1719 * proc interface 1720 */ 1721 1722 static void 1723 snd_rme96_proc_read(struct snd_info_entry *entry, struct snd_info_buffer *buffer) 1724 { 1725 int n; 1726 struct rme96 *rme96 = entry->private_data; 1727 1728 rme96->rcreg = readl(rme96->iobase + RME96_IO_CONTROL_REGISTER); 1729 1730 snd_iprintf(buffer, rme96->card->longname); 1731 snd_iprintf(buffer, " (index #%d)\n", rme96->card->number + 1); 1732 1733 snd_iprintf(buffer, "\nGeneral settings\n"); 1734 if (rme96->wcreg & RME96_WCR_IDIS) { 1735 snd_iprintf(buffer, " period size: N/A (interrupts " 1736 "disabled)\n"); 1737 } else if (rme96->wcreg & RME96_WCR_ISEL) { 1738 snd_iprintf(buffer, " period size: 2048 bytes\n"); 1739 } else { 1740 snd_iprintf(buffer, " period size: 8192 bytes\n"); 1741 } 1742 snd_iprintf(buffer, "\nInput settings\n"); 1743 switch (snd_rme96_getinputtype(rme96)) { 1744 case RME96_INPUT_OPTICAL: 1745 snd_iprintf(buffer, " input: optical"); 1746 break; 1747 case RME96_INPUT_COAXIAL: 1748 snd_iprintf(buffer, " input: coaxial"); 1749 break; 1750 case RME96_INPUT_INTERNAL: 1751 snd_iprintf(buffer, " input: internal"); 1752 break; 1753 case RME96_INPUT_XLR: 1754 snd_iprintf(buffer, " input: XLR"); 1755 break; 1756 case RME96_INPUT_ANALOG: 1757 snd_iprintf(buffer, " input: analog"); 1758 break; 1759 } 1760 if (snd_rme96_capture_getrate(rme96, &n) < 0) { 1761 snd_iprintf(buffer, "\n sample rate: no valid signal\n"); 1762 } else { 1763 if (n) { 1764 snd_iprintf(buffer, " (8 channels)\n"); 1765 } else { 1766 snd_iprintf(buffer, " (2 channels)\n"); 1767 } 1768 snd_iprintf(buffer, " sample rate: %d Hz\n", 1769 snd_rme96_capture_getrate(rme96, &n)); 1770 } 1771 if (rme96->wcreg & RME96_WCR_MODE24_2) { 1772 snd_iprintf(buffer, " sample format: 24 bit\n"); 1773 } else { 1774 snd_iprintf(buffer, " sample format: 16 bit\n"); 1775 } 1776 1777 snd_iprintf(buffer, "\nOutput settings\n"); 1778 if (rme96->wcreg & RME96_WCR_SEL) { 1779 snd_iprintf(buffer, " output signal: normal playback\n"); 1780 } else { 1781 snd_iprintf(buffer, " output signal: same as input\n"); 1782 } 1783 snd_iprintf(buffer, " sample rate: %d Hz\n", 1784 snd_rme96_playback_getrate(rme96)); 1785 if (rme96->wcreg & RME96_WCR_MODE24) { 1786 snd_iprintf(buffer, " sample format: 24 bit\n"); 1787 } else { 1788 snd_iprintf(buffer, " sample format: 16 bit\n"); 1789 } 1790 if (rme96->areg & RME96_AR_WSEL) { 1791 snd_iprintf(buffer, " sample clock source: word clock\n"); 1792 } else if (rme96->wcreg & RME96_WCR_MASTER) { 1793 snd_iprintf(buffer, " sample clock source: internal\n"); 1794 } else if (snd_rme96_getinputtype(rme96) == RME96_INPUT_ANALOG) { 1795 snd_iprintf(buffer, " sample clock source: autosync (internal anyway due to analog input setting)\n"); 1796 } else if (snd_rme96_capture_getrate(rme96, &n) < 0) { 1797 snd_iprintf(buffer, " sample clock source: autosync (internal anyway due to no valid signal)\n"); 1798 } else { 1799 snd_iprintf(buffer, " sample clock source: autosync\n"); 1800 } 1801 if (rme96->wcreg & RME96_WCR_PRO) { 1802 snd_iprintf(buffer, " format: AES/EBU (professional)\n"); 1803 } else { 1804 snd_iprintf(buffer, " format: IEC958 (consumer)\n"); 1805 } 1806 if (rme96->wcreg & RME96_WCR_EMP) { 1807 snd_iprintf(buffer, " emphasis: on\n"); 1808 } else { 1809 snd_iprintf(buffer, " emphasis: off\n"); 1810 } 1811 if (rme96->wcreg & RME96_WCR_DOLBY) { 1812 snd_iprintf(buffer, " non-audio (dolby): on\n"); 1813 } else { 1814 snd_iprintf(buffer, " non-audio (dolby): off\n"); 1815 } 1816 if (RME96_HAS_ANALOG_IN(rme96)) { 1817 snd_iprintf(buffer, "\nAnalog output settings\n"); 1818 switch (snd_rme96_getmontracks(rme96)) { 1819 case RME96_MONITOR_TRACKS_1_2: 1820 snd_iprintf(buffer, " monitored ADAT tracks: 1+2\n"); 1821 break; 1822 case RME96_MONITOR_TRACKS_3_4: 1823 snd_iprintf(buffer, " monitored ADAT tracks: 3+4\n"); 1824 break; 1825 case RME96_MONITOR_TRACKS_5_6: 1826 snd_iprintf(buffer, " monitored ADAT tracks: 5+6\n"); 1827 break; 1828 case RME96_MONITOR_TRACKS_7_8: 1829 snd_iprintf(buffer, " monitored ADAT tracks: 7+8\n"); 1830 break; 1831 } 1832 switch (snd_rme96_getattenuation(rme96)) { 1833 case RME96_ATTENUATION_0: 1834 snd_iprintf(buffer, " attenuation: 0 dB\n"); 1835 break; 1836 case RME96_ATTENUATION_6: 1837 snd_iprintf(buffer, " attenuation: -6 dB\n"); 1838 break; 1839 case RME96_ATTENUATION_12: 1840 snd_iprintf(buffer, " attenuation: -12 dB\n"); 1841 break; 1842 case RME96_ATTENUATION_18: 1843 snd_iprintf(buffer, " attenuation: -18 dB\n"); 1844 break; 1845 } 1846 snd_iprintf(buffer, " volume left: %u\n", rme96->vol[0]); 1847 snd_iprintf(buffer, " volume right: %u\n", rme96->vol[1]); 1848 } 1849 } 1850 1851 static void snd_rme96_proc_init(struct rme96 *rme96) 1852 { 1853 struct snd_info_entry *entry; 1854 1855 if (! snd_card_proc_new(rme96->card, "rme96", &entry)) 1856 snd_info_set_text_ops(entry, rme96, snd_rme96_proc_read); 1857 } 1858 1859 /* 1860 * control interface 1861 */ 1862 1863 #define snd_rme96_info_loopback_control snd_ctl_boolean_mono_info 1864 1865 static int 1866 snd_rme96_get_loopback_control(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) 1867 { 1868 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol); 1869 1870 spin_lock_irq(&rme96->lock); 1871 ucontrol->value.integer.value[0] = rme96->wcreg & RME96_WCR_SEL ? 0 : 1; 1872 spin_unlock_irq(&rme96->lock); 1873 return 0; 1874 } 1875 static int 1876 snd_rme96_put_loopback_control(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) 1877 { 1878 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol); 1879 unsigned int val; 1880 int change; 1881 1882 val = ucontrol->value.integer.value[0] ? 0 : RME96_WCR_SEL; 1883 spin_lock_irq(&rme96->lock); 1884 val = (rme96->wcreg & ~RME96_WCR_SEL) | val; 1885 change = val != rme96->wcreg; 1886 rme96->wcreg = val; 1887 writel(val, rme96->iobase + RME96_IO_CONTROL_REGISTER); 1888 spin_unlock_irq(&rme96->lock); 1889 return change; 1890 } 1891 1892 static int 1893 snd_rme96_info_inputtype_control(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) 1894 { 1895 static const char * const _texts[5] = { 1896 "Optical", "Coaxial", "Internal", "XLR", "Analog" 1897 }; 1898 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol); 1899 const char *texts[5] = { 1900 _texts[0], _texts[1], _texts[2], _texts[3], _texts[4] 1901 }; 1902 int num_items; 1903 1904 switch (rme96->pci->device) { 1905 case PCI_DEVICE_ID_RME_DIGI96: 1906 case PCI_DEVICE_ID_RME_DIGI96_8: 1907 num_items = 3; 1908 break; 1909 case PCI_DEVICE_ID_RME_DIGI96_8_PRO: 1910 num_items = 4; 1911 break; 1912 case PCI_DEVICE_ID_RME_DIGI96_8_PAD_OR_PST: 1913 if (rme96->rev > 4) { 1914 /* PST */ 1915 num_items = 4; 1916 texts[3] = _texts[4]; /* Analog instead of XLR */ 1917 } else { 1918 /* PAD */ 1919 num_items = 5; 1920 } 1921 break; 1922 default: 1923 snd_BUG(); 1924 return -EINVAL; 1925 } 1926 return snd_ctl_enum_info(uinfo, 1, num_items, texts); 1927 } 1928 static int 1929 snd_rme96_get_inputtype_control(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) 1930 { 1931 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol); 1932 unsigned int items = 3; 1933 1934 spin_lock_irq(&rme96->lock); 1935 ucontrol->value.enumerated.item[0] = snd_rme96_getinputtype(rme96); 1936 1937 switch (rme96->pci->device) { 1938 case PCI_DEVICE_ID_RME_DIGI96: 1939 case PCI_DEVICE_ID_RME_DIGI96_8: 1940 items = 3; 1941 break; 1942 case PCI_DEVICE_ID_RME_DIGI96_8_PRO: 1943 items = 4; 1944 break; 1945 case PCI_DEVICE_ID_RME_DIGI96_8_PAD_OR_PST: 1946 if (rme96->rev > 4) { 1947 /* for handling PST case, (INPUT_ANALOG is moved to INPUT_XLR */ 1948 if (ucontrol->value.enumerated.item[0] == RME96_INPUT_ANALOG) { 1949 ucontrol->value.enumerated.item[0] = RME96_INPUT_XLR; 1950 } 1951 items = 4; 1952 } else { 1953 items = 5; 1954 } 1955 break; 1956 default: 1957 snd_BUG(); 1958 break; 1959 } 1960 if (ucontrol->value.enumerated.item[0] >= items) { 1961 ucontrol->value.enumerated.item[0] = items - 1; 1962 } 1963 1964 spin_unlock_irq(&rme96->lock); 1965 return 0; 1966 } 1967 static int 1968 snd_rme96_put_inputtype_control(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) 1969 { 1970 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol); 1971 unsigned int val; 1972 int change, items = 3; 1973 1974 switch (rme96->pci->device) { 1975 case PCI_DEVICE_ID_RME_DIGI96: 1976 case PCI_DEVICE_ID_RME_DIGI96_8: 1977 items = 3; 1978 break; 1979 case PCI_DEVICE_ID_RME_DIGI96_8_PRO: 1980 items = 4; 1981 break; 1982 case PCI_DEVICE_ID_RME_DIGI96_8_PAD_OR_PST: 1983 if (rme96->rev > 4) { 1984 items = 4; 1985 } else { 1986 items = 5; 1987 } 1988 break; 1989 default: 1990 snd_BUG(); 1991 break; 1992 } 1993 val = ucontrol->value.enumerated.item[0] % items; 1994 1995 /* special case for PST */ 1996 if (rme96->pci->device == PCI_DEVICE_ID_RME_DIGI96_8_PAD_OR_PST && rme96->rev > 4) { 1997 if (val == RME96_INPUT_XLR) { 1998 val = RME96_INPUT_ANALOG; 1999 } 2000 } 2001 2002 spin_lock_irq(&rme96->lock); 2003 change = (int)val != snd_rme96_getinputtype(rme96); 2004 snd_rme96_setinputtype(rme96, val); 2005 spin_unlock_irq(&rme96->lock); 2006 return change; 2007 } 2008 2009 static int 2010 snd_rme96_info_clockmode_control(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) 2011 { 2012 static const char * const texts[3] = { "AutoSync", "Internal", "Word" }; 2013 2014 return snd_ctl_enum_info(uinfo, 1, 3, texts); 2015 } 2016 static int 2017 snd_rme96_get_clockmode_control(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) 2018 { 2019 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol); 2020 2021 spin_lock_irq(&rme96->lock); 2022 ucontrol->value.enumerated.item[0] = snd_rme96_getclockmode(rme96); 2023 spin_unlock_irq(&rme96->lock); 2024 return 0; 2025 } 2026 static int 2027 snd_rme96_put_clockmode_control(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) 2028 { 2029 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol); 2030 unsigned int val; 2031 int change; 2032 2033 val = ucontrol->value.enumerated.item[0] % 3; 2034 spin_lock_irq(&rme96->lock); 2035 change = (int)val != snd_rme96_getclockmode(rme96); 2036 snd_rme96_setclockmode(rme96, val); 2037 spin_unlock_irq(&rme96->lock); 2038 return change; 2039 } 2040 2041 static int 2042 snd_rme96_info_attenuation_control(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) 2043 { 2044 static const char * const texts[4] = { 2045 "0 dB", "-6 dB", "-12 dB", "-18 dB" 2046 }; 2047 2048 return snd_ctl_enum_info(uinfo, 1, 4, texts); 2049 } 2050 static int 2051 snd_rme96_get_attenuation_control(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) 2052 { 2053 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol); 2054 2055 spin_lock_irq(&rme96->lock); 2056 ucontrol->value.enumerated.item[0] = snd_rme96_getattenuation(rme96); 2057 spin_unlock_irq(&rme96->lock); 2058 return 0; 2059 } 2060 static int 2061 snd_rme96_put_attenuation_control(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) 2062 { 2063 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol); 2064 unsigned int val; 2065 int change; 2066 2067 val = ucontrol->value.enumerated.item[0] % 4; 2068 spin_lock_irq(&rme96->lock); 2069 2070 change = (int)val != snd_rme96_getattenuation(rme96); 2071 snd_rme96_setattenuation(rme96, val); 2072 spin_unlock_irq(&rme96->lock); 2073 return change; 2074 } 2075 2076 static int 2077 snd_rme96_info_montracks_control(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) 2078 { 2079 static const char * const texts[4] = { "1+2", "3+4", "5+6", "7+8" }; 2080 2081 return snd_ctl_enum_info(uinfo, 1, 4, texts); 2082 } 2083 static int 2084 snd_rme96_get_montracks_control(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) 2085 { 2086 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol); 2087 2088 spin_lock_irq(&rme96->lock); 2089 ucontrol->value.enumerated.item[0] = snd_rme96_getmontracks(rme96); 2090 spin_unlock_irq(&rme96->lock); 2091 return 0; 2092 } 2093 static int 2094 snd_rme96_put_montracks_control(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) 2095 { 2096 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol); 2097 unsigned int val; 2098 int change; 2099 2100 val = ucontrol->value.enumerated.item[0] % 4; 2101 spin_lock_irq(&rme96->lock); 2102 change = (int)val != snd_rme96_getmontracks(rme96); 2103 snd_rme96_setmontracks(rme96, val); 2104 spin_unlock_irq(&rme96->lock); 2105 return change; 2106 } 2107 2108 static u32 snd_rme96_convert_from_aes(struct snd_aes_iec958 *aes) 2109 { 2110 u32 val = 0; 2111 val |= (aes->status[0] & IEC958_AES0_PROFESSIONAL) ? RME96_WCR_PRO : 0; 2112 val |= (aes->status[0] & IEC958_AES0_NONAUDIO) ? RME96_WCR_DOLBY : 0; 2113 if (val & RME96_WCR_PRO) 2114 val |= (aes->status[0] & IEC958_AES0_PRO_EMPHASIS_5015) ? RME96_WCR_EMP : 0; 2115 else 2116 val |= (aes->status[0] & IEC958_AES0_CON_EMPHASIS_5015) ? RME96_WCR_EMP : 0; 2117 return val; 2118 } 2119 2120 static void snd_rme96_convert_to_aes(struct snd_aes_iec958 *aes, u32 val) 2121 { 2122 aes->status[0] = ((val & RME96_WCR_PRO) ? IEC958_AES0_PROFESSIONAL : 0) | 2123 ((val & RME96_WCR_DOLBY) ? IEC958_AES0_NONAUDIO : 0); 2124 if (val & RME96_WCR_PRO) 2125 aes->status[0] |= (val & RME96_WCR_EMP) ? IEC958_AES0_PRO_EMPHASIS_5015 : 0; 2126 else 2127 aes->status[0] |= (val & RME96_WCR_EMP) ? IEC958_AES0_CON_EMPHASIS_5015 : 0; 2128 } 2129 2130 static int snd_rme96_control_spdif_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) 2131 { 2132 uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958; 2133 uinfo->count = 1; 2134 return 0; 2135 } 2136 2137 static int snd_rme96_control_spdif_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) 2138 { 2139 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol); 2140 2141 snd_rme96_convert_to_aes(&ucontrol->value.iec958, rme96->wcreg_spdif); 2142 return 0; 2143 } 2144 2145 static int snd_rme96_control_spdif_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) 2146 { 2147 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol); 2148 int change; 2149 u32 val; 2150 2151 val = snd_rme96_convert_from_aes(&ucontrol->value.iec958); 2152 spin_lock_irq(&rme96->lock); 2153 change = val != rme96->wcreg_spdif; 2154 rme96->wcreg_spdif = val; 2155 spin_unlock_irq(&rme96->lock); 2156 return change; 2157 } 2158 2159 static int snd_rme96_control_spdif_stream_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) 2160 { 2161 uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958; 2162 uinfo->count = 1; 2163 return 0; 2164 } 2165 2166 static int snd_rme96_control_spdif_stream_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) 2167 { 2168 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol); 2169 2170 snd_rme96_convert_to_aes(&ucontrol->value.iec958, rme96->wcreg_spdif_stream); 2171 return 0; 2172 } 2173 2174 static int snd_rme96_control_spdif_stream_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) 2175 { 2176 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol); 2177 int change; 2178 u32 val; 2179 2180 val = snd_rme96_convert_from_aes(&ucontrol->value.iec958); 2181 spin_lock_irq(&rme96->lock); 2182 change = val != rme96->wcreg_spdif_stream; 2183 rme96->wcreg_spdif_stream = val; 2184 rme96->wcreg &= ~(RME96_WCR_PRO | RME96_WCR_DOLBY | RME96_WCR_EMP); 2185 rme96->wcreg |= val; 2186 writel(rme96->wcreg, rme96->iobase + RME96_IO_CONTROL_REGISTER); 2187 spin_unlock_irq(&rme96->lock); 2188 return change; 2189 } 2190 2191 static int snd_rme96_control_spdif_mask_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) 2192 { 2193 uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958; 2194 uinfo->count = 1; 2195 return 0; 2196 } 2197 2198 static int snd_rme96_control_spdif_mask_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) 2199 { 2200 ucontrol->value.iec958.status[0] = kcontrol->private_value; 2201 return 0; 2202 } 2203 2204 static int 2205 snd_rme96_dac_volume_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) 2206 { 2207 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol); 2208 2209 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; 2210 uinfo->count = 2; 2211 uinfo->value.integer.min = 0; 2212 uinfo->value.integer.max = RME96_185X_MAX_OUT(rme96); 2213 return 0; 2214 } 2215 2216 static int 2217 snd_rme96_dac_volume_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *u) 2218 { 2219 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol); 2220 2221 spin_lock_irq(&rme96->lock); 2222 u->value.integer.value[0] = rme96->vol[0]; 2223 u->value.integer.value[1] = rme96->vol[1]; 2224 spin_unlock_irq(&rme96->lock); 2225 2226 return 0; 2227 } 2228 2229 static int 2230 snd_rme96_dac_volume_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *u) 2231 { 2232 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol); 2233 int change = 0; 2234 unsigned int vol, maxvol; 2235 2236 2237 if (!RME96_HAS_ANALOG_OUT(rme96)) 2238 return -EINVAL; 2239 maxvol = RME96_185X_MAX_OUT(rme96); 2240 spin_lock_irq(&rme96->lock); 2241 vol = u->value.integer.value[0]; 2242 if (vol != rme96->vol[0] && vol <= maxvol) { 2243 rme96->vol[0] = vol; 2244 change = 1; 2245 } 2246 vol = u->value.integer.value[1]; 2247 if (vol != rme96->vol[1] && vol <= maxvol) { 2248 rme96->vol[1] = vol; 2249 change = 1; 2250 } 2251 if (change) 2252 snd_rme96_apply_dac_volume(rme96); 2253 spin_unlock_irq(&rme96->lock); 2254 2255 return change; 2256 } 2257 2258 static struct snd_kcontrol_new snd_rme96_controls[] = { 2259 { 2260 .iface = SNDRV_CTL_ELEM_IFACE_PCM, 2261 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,DEFAULT), 2262 .info = snd_rme96_control_spdif_info, 2263 .get = snd_rme96_control_spdif_get, 2264 .put = snd_rme96_control_spdif_put 2265 }, 2266 { 2267 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_INACTIVE, 2268 .iface = SNDRV_CTL_ELEM_IFACE_PCM, 2269 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,PCM_STREAM), 2270 .info = snd_rme96_control_spdif_stream_info, 2271 .get = snd_rme96_control_spdif_stream_get, 2272 .put = snd_rme96_control_spdif_stream_put 2273 }, 2274 { 2275 .access = SNDRV_CTL_ELEM_ACCESS_READ, 2276 .iface = SNDRV_CTL_ELEM_IFACE_PCM, 2277 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,CON_MASK), 2278 .info = snd_rme96_control_spdif_mask_info, 2279 .get = snd_rme96_control_spdif_mask_get, 2280 .private_value = IEC958_AES0_NONAUDIO | 2281 IEC958_AES0_PROFESSIONAL | 2282 IEC958_AES0_CON_EMPHASIS 2283 }, 2284 { 2285 .access = SNDRV_CTL_ELEM_ACCESS_READ, 2286 .iface = SNDRV_CTL_ELEM_IFACE_PCM, 2287 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,PRO_MASK), 2288 .info = snd_rme96_control_spdif_mask_info, 2289 .get = snd_rme96_control_spdif_mask_get, 2290 .private_value = IEC958_AES0_NONAUDIO | 2291 IEC958_AES0_PROFESSIONAL | 2292 IEC958_AES0_PRO_EMPHASIS 2293 }, 2294 { 2295 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, 2296 .name = "Input Connector", 2297 .info = snd_rme96_info_inputtype_control, 2298 .get = snd_rme96_get_inputtype_control, 2299 .put = snd_rme96_put_inputtype_control 2300 }, 2301 { 2302 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, 2303 .name = "Loopback Input", 2304 .info = snd_rme96_info_loopback_control, 2305 .get = snd_rme96_get_loopback_control, 2306 .put = snd_rme96_put_loopback_control 2307 }, 2308 { 2309 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, 2310 .name = "Sample Clock Source", 2311 .info = snd_rme96_info_clockmode_control, 2312 .get = snd_rme96_get_clockmode_control, 2313 .put = snd_rme96_put_clockmode_control 2314 }, 2315 { 2316 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, 2317 .name = "Monitor Tracks", 2318 .info = snd_rme96_info_montracks_control, 2319 .get = snd_rme96_get_montracks_control, 2320 .put = snd_rme96_put_montracks_control 2321 }, 2322 { 2323 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, 2324 .name = "Attenuation", 2325 .info = snd_rme96_info_attenuation_control, 2326 .get = snd_rme96_get_attenuation_control, 2327 .put = snd_rme96_put_attenuation_control 2328 }, 2329 { 2330 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, 2331 .name = "DAC Playback Volume", 2332 .info = snd_rme96_dac_volume_info, 2333 .get = snd_rme96_dac_volume_get, 2334 .put = snd_rme96_dac_volume_put 2335 } 2336 }; 2337 2338 static int 2339 snd_rme96_create_switches(struct snd_card *card, 2340 struct rme96 *rme96) 2341 { 2342 int idx, err; 2343 struct snd_kcontrol *kctl; 2344 2345 for (idx = 0; idx < 7; idx++) { 2346 if ((err = snd_ctl_add(card, kctl = snd_ctl_new1(&snd_rme96_controls[idx], rme96))) < 0) 2347 return err; 2348 if (idx == 1) /* IEC958 (S/PDIF) Stream */ 2349 rme96->spdif_ctl = kctl; 2350 } 2351 2352 if (RME96_HAS_ANALOG_OUT(rme96)) { 2353 for (idx = 7; idx < 10; idx++) 2354 if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_rme96_controls[idx], rme96))) < 0) 2355 return err; 2356 } 2357 2358 return 0; 2359 } 2360 2361 /* 2362 * Card initialisation 2363 */ 2364 2365 #ifdef CONFIG_PM_SLEEP 2366 2367 static int rme96_suspend(struct device *dev) 2368 { 2369 struct snd_card *card = dev_get_drvdata(dev); 2370 struct rme96 *rme96 = card->private_data; 2371 2372 snd_power_change_state(card, SNDRV_CTL_POWER_D3hot); 2373 snd_pcm_suspend(rme96->playback_substream); 2374 snd_pcm_suspend(rme96->capture_substream); 2375 2376 /* save capture & playback pointers */ 2377 rme96->playback_pointer = readl(rme96->iobase + RME96_IO_GET_PLAY_POS) 2378 & RME96_RCR_AUDIO_ADDR_MASK; 2379 rme96->capture_pointer = readl(rme96->iobase + RME96_IO_GET_REC_POS) 2380 & RME96_RCR_AUDIO_ADDR_MASK; 2381 2382 /* save playback and capture buffers */ 2383 memcpy_fromio(rme96->playback_suspend_buffer, 2384 rme96->iobase + RME96_IO_PLAY_BUFFER, RME96_BUFFER_SIZE); 2385 memcpy_fromio(rme96->capture_suspend_buffer, 2386 rme96->iobase + RME96_IO_REC_BUFFER, RME96_BUFFER_SIZE); 2387 2388 /* disable the DAC */ 2389 rme96->areg &= ~RME96_AR_DAC_EN; 2390 writel(rme96->areg, rme96->iobase + RME96_IO_ADDITIONAL_REG); 2391 return 0; 2392 } 2393 2394 static int rme96_resume(struct device *dev) 2395 { 2396 struct snd_card *card = dev_get_drvdata(dev); 2397 struct rme96 *rme96 = card->private_data; 2398 2399 /* reset playback and record buffer pointers */ 2400 writel(0, rme96->iobase + RME96_IO_SET_PLAY_POS 2401 + rme96->playback_pointer); 2402 writel(0, rme96->iobase + RME96_IO_SET_REC_POS 2403 + rme96->capture_pointer); 2404 2405 /* restore playback and capture buffers */ 2406 memcpy_toio(rme96->iobase + RME96_IO_PLAY_BUFFER, 2407 rme96->playback_suspend_buffer, RME96_BUFFER_SIZE); 2408 memcpy_toio(rme96->iobase + RME96_IO_REC_BUFFER, 2409 rme96->capture_suspend_buffer, RME96_BUFFER_SIZE); 2410 2411 /* reset the ADC */ 2412 writel(rme96->areg | RME96_AR_PD2, 2413 rme96->iobase + RME96_IO_ADDITIONAL_REG); 2414 writel(rme96->areg, rme96->iobase + RME96_IO_ADDITIONAL_REG); 2415 2416 /* reset and enable DAC, restore analog volume */ 2417 snd_rme96_reset_dac(rme96); 2418 rme96->areg |= RME96_AR_DAC_EN; 2419 writel(rme96->areg, rme96->iobase + RME96_IO_ADDITIONAL_REG); 2420 if (RME96_HAS_ANALOG_OUT(rme96)) { 2421 usleep_range(3000, 10000); 2422 snd_rme96_apply_dac_volume(rme96); 2423 } 2424 2425 snd_power_change_state(card, SNDRV_CTL_POWER_D0); 2426 2427 return 0; 2428 } 2429 2430 static SIMPLE_DEV_PM_OPS(rme96_pm, rme96_suspend, rme96_resume); 2431 #define RME96_PM_OPS &rme96_pm 2432 #else 2433 #define RME96_PM_OPS NULL 2434 #endif /* CONFIG_PM_SLEEP */ 2435 2436 static void snd_rme96_card_free(struct snd_card *card) 2437 { 2438 snd_rme96_free(card->private_data); 2439 } 2440 2441 static int 2442 snd_rme96_probe(struct pci_dev *pci, 2443 const struct pci_device_id *pci_id) 2444 { 2445 static int dev; 2446 struct rme96 *rme96; 2447 struct snd_card *card; 2448 int err; 2449 u8 val; 2450 2451 if (dev >= SNDRV_CARDS) { 2452 return -ENODEV; 2453 } 2454 if (!enable[dev]) { 2455 dev++; 2456 return -ENOENT; 2457 } 2458 err = snd_card_new(&pci->dev, index[dev], id[dev], THIS_MODULE, 2459 sizeof(struct rme96), &card); 2460 if (err < 0) 2461 return err; 2462 card->private_free = snd_rme96_card_free; 2463 rme96 = card->private_data; 2464 rme96->card = card; 2465 rme96->pci = pci; 2466 if ((err = snd_rme96_create(rme96)) < 0) { 2467 snd_card_free(card); 2468 return err; 2469 } 2470 2471 #ifdef CONFIG_PM_SLEEP 2472 rme96->playback_suspend_buffer = vmalloc(RME96_BUFFER_SIZE); 2473 if (!rme96->playback_suspend_buffer) { 2474 dev_err(card->dev, 2475 "Failed to allocate playback suspend buffer!\n"); 2476 snd_card_free(card); 2477 return -ENOMEM; 2478 } 2479 rme96->capture_suspend_buffer = vmalloc(RME96_BUFFER_SIZE); 2480 if (!rme96->capture_suspend_buffer) { 2481 dev_err(card->dev, 2482 "Failed to allocate capture suspend buffer!\n"); 2483 snd_card_free(card); 2484 return -ENOMEM; 2485 } 2486 #endif 2487 2488 strcpy(card->driver, "Digi96"); 2489 switch (rme96->pci->device) { 2490 case PCI_DEVICE_ID_RME_DIGI96: 2491 strcpy(card->shortname, "RME Digi96"); 2492 break; 2493 case PCI_DEVICE_ID_RME_DIGI96_8: 2494 strcpy(card->shortname, "RME Digi96/8"); 2495 break; 2496 case PCI_DEVICE_ID_RME_DIGI96_8_PRO: 2497 strcpy(card->shortname, "RME Digi96/8 PRO"); 2498 break; 2499 case PCI_DEVICE_ID_RME_DIGI96_8_PAD_OR_PST: 2500 pci_read_config_byte(rme96->pci, 8, &val); 2501 if (val < 5) { 2502 strcpy(card->shortname, "RME Digi96/8 PAD"); 2503 } else { 2504 strcpy(card->shortname, "RME Digi96/8 PST"); 2505 } 2506 break; 2507 } 2508 sprintf(card->longname, "%s at 0x%lx, irq %d", card->shortname, 2509 rme96->port, rme96->irq); 2510 2511 if ((err = snd_card_register(card)) < 0) { 2512 snd_card_free(card); 2513 return err; 2514 } 2515 pci_set_drvdata(pci, card); 2516 dev++; 2517 return 0; 2518 } 2519 2520 static void snd_rme96_remove(struct pci_dev *pci) 2521 { 2522 snd_card_free(pci_get_drvdata(pci)); 2523 } 2524 2525 static struct pci_driver rme96_driver = { 2526 .name = KBUILD_MODNAME, 2527 .id_table = snd_rme96_ids, 2528 .probe = snd_rme96_probe, 2529 .remove = snd_rme96_remove, 2530 .driver = { 2531 .pm = RME96_PM_OPS, 2532 }, 2533 }; 2534 2535 module_pci_driver(rme96_driver); 2536