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 } else { 745 writel(rme96->wcreg, rme96->iobase + RME96_IO_CONTROL_REGISTER); 746 } 747 return 0; 748 } 749 750 static int 751 snd_rme96_capture_analog_setrate(struct rme96 *rme96, 752 int rate) 753 { 754 switch (rate) { 755 case 32000: 756 rme96->areg = ((rme96->areg | RME96_AR_FREQPAD_0) & 757 ~RME96_AR_FREQPAD_1) & ~RME96_AR_FREQPAD_2; 758 break; 759 case 44100: 760 rme96->areg = ((rme96->areg & ~RME96_AR_FREQPAD_0) | 761 RME96_AR_FREQPAD_1) & ~RME96_AR_FREQPAD_2; 762 break; 763 case 48000: 764 rme96->areg = ((rme96->areg | RME96_AR_FREQPAD_0) | 765 RME96_AR_FREQPAD_1) & ~RME96_AR_FREQPAD_2; 766 break; 767 case 64000: 768 if (rme96->rev < 4) { 769 return -EINVAL; 770 } 771 rme96->areg = ((rme96->areg | RME96_AR_FREQPAD_0) & 772 ~RME96_AR_FREQPAD_1) | RME96_AR_FREQPAD_2; 773 break; 774 case 88200: 775 if (rme96->rev < 4) { 776 return -EINVAL; 777 } 778 rme96->areg = ((rme96->areg & ~RME96_AR_FREQPAD_0) | 779 RME96_AR_FREQPAD_1) | RME96_AR_FREQPAD_2; 780 break; 781 case 96000: 782 rme96->areg = ((rme96->areg | RME96_AR_FREQPAD_0) | 783 RME96_AR_FREQPAD_1) | RME96_AR_FREQPAD_2; 784 break; 785 default: 786 return -EINVAL; 787 } 788 writel(rme96->areg, rme96->iobase + RME96_IO_ADDITIONAL_REG); 789 return 0; 790 } 791 792 static int 793 snd_rme96_setclockmode(struct rme96 *rme96, 794 int mode) 795 { 796 switch (mode) { 797 case RME96_CLOCKMODE_SLAVE: 798 /* AutoSync */ 799 rme96->wcreg &= ~RME96_WCR_MASTER; 800 rme96->areg &= ~RME96_AR_WSEL; 801 break; 802 case RME96_CLOCKMODE_MASTER: 803 /* Internal */ 804 rme96->wcreg |= RME96_WCR_MASTER; 805 rme96->areg &= ~RME96_AR_WSEL; 806 break; 807 case RME96_CLOCKMODE_WORDCLOCK: 808 /* Word clock is a master mode */ 809 rme96->wcreg |= RME96_WCR_MASTER; 810 rme96->areg |= RME96_AR_WSEL; 811 break; 812 default: 813 return -EINVAL; 814 } 815 writel(rme96->wcreg, rme96->iobase + RME96_IO_CONTROL_REGISTER); 816 writel(rme96->areg, rme96->iobase + RME96_IO_ADDITIONAL_REG); 817 return 0; 818 } 819 820 static int 821 snd_rme96_getclockmode(struct rme96 *rme96) 822 { 823 if (rme96->areg & RME96_AR_WSEL) { 824 return RME96_CLOCKMODE_WORDCLOCK; 825 } 826 return (rme96->wcreg & RME96_WCR_MASTER) ? RME96_CLOCKMODE_MASTER : 827 RME96_CLOCKMODE_SLAVE; 828 } 829 830 static int 831 snd_rme96_setinputtype(struct rme96 *rme96, 832 int type) 833 { 834 int n; 835 836 switch (type) { 837 case RME96_INPUT_OPTICAL: 838 rme96->wcreg = (rme96->wcreg & ~RME96_WCR_INP_0) & 839 ~RME96_WCR_INP_1; 840 break; 841 case RME96_INPUT_COAXIAL: 842 rme96->wcreg = (rme96->wcreg | RME96_WCR_INP_0) & 843 ~RME96_WCR_INP_1; 844 break; 845 case RME96_INPUT_INTERNAL: 846 rme96->wcreg = (rme96->wcreg & ~RME96_WCR_INP_0) | 847 RME96_WCR_INP_1; 848 break; 849 case RME96_INPUT_XLR: 850 if ((rme96->pci->device != PCI_DEVICE_ID_RME_DIGI96_8_PAD_OR_PST && 851 rme96->pci->device != PCI_DEVICE_ID_RME_DIGI96_8_PRO) || 852 (rme96->pci->device == PCI_DEVICE_ID_RME_DIGI96_8_PAD_OR_PST && 853 rme96->rev > 4)) 854 { 855 /* Only Digi96/8 PRO and Digi96/8 PAD supports XLR */ 856 return -EINVAL; 857 } 858 rme96->wcreg = (rme96->wcreg | RME96_WCR_INP_0) | 859 RME96_WCR_INP_1; 860 break; 861 case RME96_INPUT_ANALOG: 862 if (!RME96_HAS_ANALOG_IN(rme96)) { 863 return -EINVAL; 864 } 865 rme96->areg |= RME96_AR_ANALOG; 866 writel(rme96->areg, rme96->iobase + RME96_IO_ADDITIONAL_REG); 867 if (rme96->rev < 4) { 868 /* 869 * Revision less than 004 does not support 64 and 870 * 88.2 kHz 871 */ 872 if (snd_rme96_capture_getrate(rme96, &n) == 88200) { 873 snd_rme96_capture_analog_setrate(rme96, 44100); 874 } 875 if (snd_rme96_capture_getrate(rme96, &n) == 64000) { 876 snd_rme96_capture_analog_setrate(rme96, 32000); 877 } 878 } 879 return 0; 880 default: 881 return -EINVAL; 882 } 883 if (type != RME96_INPUT_ANALOG && RME96_HAS_ANALOG_IN(rme96)) { 884 rme96->areg &= ~RME96_AR_ANALOG; 885 writel(rme96->areg, rme96->iobase + RME96_IO_ADDITIONAL_REG); 886 } 887 writel(rme96->wcreg, rme96->iobase + RME96_IO_CONTROL_REGISTER); 888 return 0; 889 } 890 891 static int 892 snd_rme96_getinputtype(struct rme96 *rme96) 893 { 894 if (rme96->areg & RME96_AR_ANALOG) { 895 return RME96_INPUT_ANALOG; 896 } 897 return ((rme96->wcreg >> RME96_WCR_BITPOS_INP_0) & 1) + 898 (((rme96->wcreg >> RME96_WCR_BITPOS_INP_1) & 1) << 1); 899 } 900 901 static void 902 snd_rme96_setframelog(struct rme96 *rme96, 903 int n_channels, 904 int is_playback) 905 { 906 int frlog; 907 908 if (n_channels == 2) { 909 frlog = 1; 910 } else { 911 /* assume 8 channels */ 912 frlog = 3; 913 } 914 if (is_playback) { 915 frlog += (rme96->wcreg & RME96_WCR_MODE24) ? 2 : 1; 916 rme96->playback_frlog = frlog; 917 } else { 918 frlog += (rme96->wcreg & RME96_WCR_MODE24_2) ? 2 : 1; 919 rme96->capture_frlog = frlog; 920 } 921 } 922 923 static int 924 snd_rme96_playback_setformat(struct rme96 *rme96, snd_pcm_format_t format) 925 { 926 switch (format) { 927 case SNDRV_PCM_FORMAT_S16_LE: 928 rme96->wcreg &= ~RME96_WCR_MODE24; 929 break; 930 case SNDRV_PCM_FORMAT_S32_LE: 931 rme96->wcreg |= RME96_WCR_MODE24; 932 break; 933 default: 934 return -EINVAL; 935 } 936 writel(rme96->wcreg, rme96->iobase + RME96_IO_CONTROL_REGISTER); 937 return 0; 938 } 939 940 static int 941 snd_rme96_capture_setformat(struct rme96 *rme96, snd_pcm_format_t format) 942 { 943 switch (format) { 944 case SNDRV_PCM_FORMAT_S16_LE: 945 rme96->wcreg &= ~RME96_WCR_MODE24_2; 946 break; 947 case SNDRV_PCM_FORMAT_S32_LE: 948 rme96->wcreg |= RME96_WCR_MODE24_2; 949 break; 950 default: 951 return -EINVAL; 952 } 953 writel(rme96->wcreg, rme96->iobase + RME96_IO_CONTROL_REGISTER); 954 return 0; 955 } 956 957 static void 958 snd_rme96_set_period_properties(struct rme96 *rme96, 959 size_t period_bytes) 960 { 961 switch (period_bytes) { 962 case RME96_LARGE_BLOCK_SIZE: 963 rme96->wcreg &= ~RME96_WCR_ISEL; 964 break; 965 case RME96_SMALL_BLOCK_SIZE: 966 rme96->wcreg |= RME96_WCR_ISEL; 967 break; 968 default: 969 snd_BUG(); 970 break; 971 } 972 rme96->wcreg &= ~RME96_WCR_IDIS; 973 writel(rme96->wcreg, rme96->iobase + RME96_IO_CONTROL_REGISTER); 974 } 975 976 static int 977 snd_rme96_playback_hw_params(struct snd_pcm_substream *substream, 978 struct snd_pcm_hw_params *params) 979 { 980 struct rme96 *rme96 = snd_pcm_substream_chip(substream); 981 struct snd_pcm_runtime *runtime = substream->runtime; 982 int err, rate, dummy; 983 984 runtime->dma_area = (void __force *)(rme96->iobase + 985 RME96_IO_PLAY_BUFFER); 986 runtime->dma_addr = rme96->port + RME96_IO_PLAY_BUFFER; 987 runtime->dma_bytes = RME96_BUFFER_SIZE; 988 989 spin_lock_irq(&rme96->lock); 990 if (!(rme96->wcreg & RME96_WCR_MASTER) && 991 snd_rme96_getinputtype(rme96) != RME96_INPUT_ANALOG && 992 (rate = snd_rme96_capture_getrate(rme96, &dummy)) > 0) 993 { 994 /* slave clock */ 995 if ((int)params_rate(params) != rate) { 996 spin_unlock_irq(&rme96->lock); 997 return -EIO; 998 } 999 } else if ((err = snd_rme96_playback_setrate(rme96, params_rate(params))) < 0) { 1000 spin_unlock_irq(&rme96->lock); 1001 return err; 1002 } 1003 if ((err = snd_rme96_playback_setformat(rme96, params_format(params))) < 0) { 1004 spin_unlock_irq(&rme96->lock); 1005 return err; 1006 } 1007 snd_rme96_setframelog(rme96, params_channels(params), 1); 1008 if (rme96->capture_periodsize != 0) { 1009 if (params_period_size(params) << rme96->playback_frlog != 1010 rme96->capture_periodsize) 1011 { 1012 spin_unlock_irq(&rme96->lock); 1013 return -EBUSY; 1014 } 1015 } 1016 rme96->playback_periodsize = 1017 params_period_size(params) << rme96->playback_frlog; 1018 snd_rme96_set_period_properties(rme96, rme96->playback_periodsize); 1019 /* S/PDIF setup */ 1020 if ((rme96->wcreg & RME96_WCR_ADAT) == 0) { 1021 rme96->wcreg &= ~(RME96_WCR_PRO | RME96_WCR_DOLBY | RME96_WCR_EMP); 1022 writel(rme96->wcreg |= rme96->wcreg_spdif_stream, rme96->iobase + RME96_IO_CONTROL_REGISTER); 1023 } 1024 spin_unlock_irq(&rme96->lock); 1025 1026 return 0; 1027 } 1028 1029 static int 1030 snd_rme96_capture_hw_params(struct snd_pcm_substream *substream, 1031 struct snd_pcm_hw_params *params) 1032 { 1033 struct rme96 *rme96 = snd_pcm_substream_chip(substream); 1034 struct snd_pcm_runtime *runtime = substream->runtime; 1035 int err, isadat, rate; 1036 1037 runtime->dma_area = (void __force *)(rme96->iobase + 1038 RME96_IO_REC_BUFFER); 1039 runtime->dma_addr = rme96->port + RME96_IO_REC_BUFFER; 1040 runtime->dma_bytes = RME96_BUFFER_SIZE; 1041 1042 spin_lock_irq(&rme96->lock); 1043 if ((err = snd_rme96_capture_setformat(rme96, params_format(params))) < 0) { 1044 spin_unlock_irq(&rme96->lock); 1045 return err; 1046 } 1047 if (snd_rme96_getinputtype(rme96) == RME96_INPUT_ANALOG) { 1048 if ((err = snd_rme96_capture_analog_setrate(rme96, 1049 params_rate(params))) < 0) 1050 { 1051 spin_unlock_irq(&rme96->lock); 1052 return err; 1053 } 1054 } else if ((rate = snd_rme96_capture_getrate(rme96, &isadat)) > 0) { 1055 if ((int)params_rate(params) != rate) { 1056 spin_unlock_irq(&rme96->lock); 1057 return -EIO; 1058 } 1059 if ((isadat && runtime->hw.channels_min == 2) || 1060 (!isadat && runtime->hw.channels_min == 8)) 1061 { 1062 spin_unlock_irq(&rme96->lock); 1063 return -EIO; 1064 } 1065 } 1066 snd_rme96_setframelog(rme96, params_channels(params), 0); 1067 if (rme96->playback_periodsize != 0) { 1068 if (params_period_size(params) << rme96->capture_frlog != 1069 rme96->playback_periodsize) 1070 { 1071 spin_unlock_irq(&rme96->lock); 1072 return -EBUSY; 1073 } 1074 } 1075 rme96->capture_periodsize = 1076 params_period_size(params) << rme96->capture_frlog; 1077 snd_rme96_set_period_properties(rme96, rme96->capture_periodsize); 1078 spin_unlock_irq(&rme96->lock); 1079 1080 return 0; 1081 } 1082 1083 static void 1084 snd_rme96_trigger(struct rme96 *rme96, 1085 int op) 1086 { 1087 if (op & RME96_TB_RESET_PLAYPOS) 1088 writel(0, rme96->iobase + RME96_IO_RESET_PLAY_POS); 1089 if (op & RME96_TB_RESET_CAPTUREPOS) 1090 writel(0, rme96->iobase + RME96_IO_RESET_REC_POS); 1091 if (op & RME96_TB_CLEAR_PLAYBACK_IRQ) { 1092 rme96->rcreg = readl(rme96->iobase + RME96_IO_CONTROL_REGISTER); 1093 if (rme96->rcreg & RME96_RCR_IRQ) 1094 writel(0, rme96->iobase + RME96_IO_CONFIRM_PLAY_IRQ); 1095 } 1096 if (op & RME96_TB_CLEAR_CAPTURE_IRQ) { 1097 rme96->rcreg = readl(rme96->iobase + RME96_IO_CONTROL_REGISTER); 1098 if (rme96->rcreg & RME96_RCR_IRQ_2) 1099 writel(0, rme96->iobase + RME96_IO_CONFIRM_REC_IRQ); 1100 } 1101 if (op & RME96_TB_START_PLAYBACK) 1102 rme96->wcreg |= RME96_WCR_START; 1103 if (op & RME96_TB_STOP_PLAYBACK) 1104 rme96->wcreg &= ~RME96_WCR_START; 1105 if (op & RME96_TB_START_CAPTURE) 1106 rme96->wcreg |= RME96_WCR_START_2; 1107 if (op & RME96_TB_STOP_CAPTURE) 1108 rme96->wcreg &= ~RME96_WCR_START_2; 1109 writel(rme96->wcreg, rme96->iobase + RME96_IO_CONTROL_REGISTER); 1110 } 1111 1112 1113 1114 static irqreturn_t 1115 snd_rme96_interrupt(int irq, 1116 void *dev_id) 1117 { 1118 struct rme96 *rme96 = (struct rme96 *)dev_id; 1119 1120 rme96->rcreg = readl(rme96->iobase + RME96_IO_CONTROL_REGISTER); 1121 /* fastpath out, to ease interrupt sharing */ 1122 if (!((rme96->rcreg & RME96_RCR_IRQ) || 1123 (rme96->rcreg & RME96_RCR_IRQ_2))) 1124 { 1125 return IRQ_NONE; 1126 } 1127 1128 if (rme96->rcreg & RME96_RCR_IRQ) { 1129 /* playback */ 1130 snd_pcm_period_elapsed(rme96->playback_substream); 1131 writel(0, rme96->iobase + RME96_IO_CONFIRM_PLAY_IRQ); 1132 } 1133 if (rme96->rcreg & RME96_RCR_IRQ_2) { 1134 /* capture */ 1135 snd_pcm_period_elapsed(rme96->capture_substream); 1136 writel(0, rme96->iobase + RME96_IO_CONFIRM_REC_IRQ); 1137 } 1138 return IRQ_HANDLED; 1139 } 1140 1141 static unsigned int period_bytes[] = { RME96_SMALL_BLOCK_SIZE, RME96_LARGE_BLOCK_SIZE }; 1142 1143 static struct snd_pcm_hw_constraint_list hw_constraints_period_bytes = { 1144 .count = ARRAY_SIZE(period_bytes), 1145 .list = period_bytes, 1146 .mask = 0 1147 }; 1148 1149 static void 1150 rme96_set_buffer_size_constraint(struct rme96 *rme96, 1151 struct snd_pcm_runtime *runtime) 1152 { 1153 unsigned int size; 1154 1155 snd_pcm_hw_constraint_single(runtime, SNDRV_PCM_HW_PARAM_BUFFER_BYTES, 1156 RME96_BUFFER_SIZE); 1157 if ((size = rme96->playback_periodsize) != 0 || 1158 (size = rme96->capture_periodsize) != 0) 1159 snd_pcm_hw_constraint_single(runtime, 1160 SNDRV_PCM_HW_PARAM_PERIOD_BYTES, 1161 size); 1162 else 1163 snd_pcm_hw_constraint_list(runtime, 0, 1164 SNDRV_PCM_HW_PARAM_PERIOD_BYTES, 1165 &hw_constraints_period_bytes); 1166 } 1167 1168 static int 1169 snd_rme96_playback_spdif_open(struct snd_pcm_substream *substream) 1170 { 1171 int rate, dummy; 1172 struct rme96 *rme96 = snd_pcm_substream_chip(substream); 1173 struct snd_pcm_runtime *runtime = substream->runtime; 1174 1175 snd_pcm_set_sync(substream); 1176 spin_lock_irq(&rme96->lock); 1177 if (rme96->playback_substream != NULL) { 1178 spin_unlock_irq(&rme96->lock); 1179 return -EBUSY; 1180 } 1181 rme96->wcreg &= ~RME96_WCR_ADAT; 1182 writel(rme96->wcreg, rme96->iobase + RME96_IO_CONTROL_REGISTER); 1183 rme96->playback_substream = substream; 1184 spin_unlock_irq(&rme96->lock); 1185 1186 runtime->hw = snd_rme96_playback_spdif_info; 1187 if (!(rme96->wcreg & RME96_WCR_MASTER) && 1188 snd_rme96_getinputtype(rme96) != RME96_INPUT_ANALOG && 1189 (rate = snd_rme96_capture_getrate(rme96, &dummy)) > 0) 1190 { 1191 /* slave clock */ 1192 runtime->hw.rates = snd_pcm_rate_to_rate_bit(rate); 1193 runtime->hw.rate_min = rate; 1194 runtime->hw.rate_max = rate; 1195 } 1196 rme96_set_buffer_size_constraint(rme96, runtime); 1197 1198 rme96->wcreg_spdif_stream = rme96->wcreg_spdif; 1199 rme96->spdif_ctl->vd[0].access &= ~SNDRV_CTL_ELEM_ACCESS_INACTIVE; 1200 snd_ctl_notify(rme96->card, SNDRV_CTL_EVENT_MASK_VALUE | 1201 SNDRV_CTL_EVENT_MASK_INFO, &rme96->spdif_ctl->id); 1202 return 0; 1203 } 1204 1205 static int 1206 snd_rme96_capture_spdif_open(struct snd_pcm_substream *substream) 1207 { 1208 int isadat, rate; 1209 struct rme96 *rme96 = snd_pcm_substream_chip(substream); 1210 struct snd_pcm_runtime *runtime = substream->runtime; 1211 1212 snd_pcm_set_sync(substream); 1213 runtime->hw = snd_rme96_capture_spdif_info; 1214 if (snd_rme96_getinputtype(rme96) != RME96_INPUT_ANALOG && 1215 (rate = snd_rme96_capture_getrate(rme96, &isadat)) > 0) 1216 { 1217 if (isadat) { 1218 return -EIO; 1219 } 1220 runtime->hw.rates = snd_pcm_rate_to_rate_bit(rate); 1221 runtime->hw.rate_min = rate; 1222 runtime->hw.rate_max = rate; 1223 } 1224 1225 spin_lock_irq(&rme96->lock); 1226 if (rme96->capture_substream != NULL) { 1227 spin_unlock_irq(&rme96->lock); 1228 return -EBUSY; 1229 } 1230 rme96->capture_substream = substream; 1231 spin_unlock_irq(&rme96->lock); 1232 1233 rme96_set_buffer_size_constraint(rme96, runtime); 1234 return 0; 1235 } 1236 1237 static int 1238 snd_rme96_playback_adat_open(struct snd_pcm_substream *substream) 1239 { 1240 int rate, dummy; 1241 struct rme96 *rme96 = snd_pcm_substream_chip(substream); 1242 struct snd_pcm_runtime *runtime = substream->runtime; 1243 1244 snd_pcm_set_sync(substream); 1245 spin_lock_irq(&rme96->lock); 1246 if (rme96->playback_substream != NULL) { 1247 spin_unlock_irq(&rme96->lock); 1248 return -EBUSY; 1249 } 1250 rme96->wcreg |= RME96_WCR_ADAT; 1251 writel(rme96->wcreg, rme96->iobase + RME96_IO_CONTROL_REGISTER); 1252 rme96->playback_substream = substream; 1253 spin_unlock_irq(&rme96->lock); 1254 1255 runtime->hw = snd_rme96_playback_adat_info; 1256 if (!(rme96->wcreg & RME96_WCR_MASTER) && 1257 snd_rme96_getinputtype(rme96) != RME96_INPUT_ANALOG && 1258 (rate = snd_rme96_capture_getrate(rme96, &dummy)) > 0) 1259 { 1260 /* slave clock */ 1261 runtime->hw.rates = snd_pcm_rate_to_rate_bit(rate); 1262 runtime->hw.rate_min = rate; 1263 runtime->hw.rate_max = rate; 1264 } 1265 rme96_set_buffer_size_constraint(rme96, runtime); 1266 return 0; 1267 } 1268 1269 static int 1270 snd_rme96_capture_adat_open(struct snd_pcm_substream *substream) 1271 { 1272 int isadat, rate; 1273 struct rme96 *rme96 = snd_pcm_substream_chip(substream); 1274 struct snd_pcm_runtime *runtime = substream->runtime; 1275 1276 snd_pcm_set_sync(substream); 1277 runtime->hw = snd_rme96_capture_adat_info; 1278 if (snd_rme96_getinputtype(rme96) == RME96_INPUT_ANALOG) { 1279 /* makes no sense to use analog input. Note that analog 1280 expension cards AEB4/8-I are RME96_INPUT_INTERNAL */ 1281 return -EIO; 1282 } 1283 if ((rate = snd_rme96_capture_getrate(rme96, &isadat)) > 0) { 1284 if (!isadat) { 1285 return -EIO; 1286 } 1287 runtime->hw.rates = snd_pcm_rate_to_rate_bit(rate); 1288 runtime->hw.rate_min = rate; 1289 runtime->hw.rate_max = rate; 1290 } 1291 1292 spin_lock_irq(&rme96->lock); 1293 if (rme96->capture_substream != NULL) { 1294 spin_unlock_irq(&rme96->lock); 1295 return -EBUSY; 1296 } 1297 rme96->capture_substream = substream; 1298 spin_unlock_irq(&rme96->lock); 1299 1300 rme96_set_buffer_size_constraint(rme96, runtime); 1301 return 0; 1302 } 1303 1304 static int 1305 snd_rme96_playback_close(struct snd_pcm_substream *substream) 1306 { 1307 struct rme96 *rme96 = snd_pcm_substream_chip(substream); 1308 int spdif = 0; 1309 1310 spin_lock_irq(&rme96->lock); 1311 if (RME96_ISPLAYING(rme96)) { 1312 snd_rme96_trigger(rme96, RME96_STOP_PLAYBACK); 1313 } 1314 rme96->playback_substream = NULL; 1315 rme96->playback_periodsize = 0; 1316 spdif = (rme96->wcreg & RME96_WCR_ADAT) == 0; 1317 spin_unlock_irq(&rme96->lock); 1318 if (spdif) { 1319 rme96->spdif_ctl->vd[0].access |= SNDRV_CTL_ELEM_ACCESS_INACTIVE; 1320 snd_ctl_notify(rme96->card, SNDRV_CTL_EVENT_MASK_VALUE | 1321 SNDRV_CTL_EVENT_MASK_INFO, &rme96->spdif_ctl->id); 1322 } 1323 return 0; 1324 } 1325 1326 static int 1327 snd_rme96_capture_close(struct snd_pcm_substream *substream) 1328 { 1329 struct rme96 *rme96 = snd_pcm_substream_chip(substream); 1330 1331 spin_lock_irq(&rme96->lock); 1332 if (RME96_ISRECORDING(rme96)) { 1333 snd_rme96_trigger(rme96, RME96_STOP_CAPTURE); 1334 } 1335 rme96->capture_substream = NULL; 1336 rme96->capture_periodsize = 0; 1337 spin_unlock_irq(&rme96->lock); 1338 return 0; 1339 } 1340 1341 static int 1342 snd_rme96_playback_prepare(struct snd_pcm_substream *substream) 1343 { 1344 struct rme96 *rme96 = snd_pcm_substream_chip(substream); 1345 1346 spin_lock_irq(&rme96->lock); 1347 if (RME96_ISPLAYING(rme96)) { 1348 snd_rme96_trigger(rme96, RME96_STOP_PLAYBACK); 1349 } 1350 writel(0, rme96->iobase + RME96_IO_RESET_PLAY_POS); 1351 spin_unlock_irq(&rme96->lock); 1352 return 0; 1353 } 1354 1355 static int 1356 snd_rme96_capture_prepare(struct snd_pcm_substream *substream) 1357 { 1358 struct rme96 *rme96 = snd_pcm_substream_chip(substream); 1359 1360 spin_lock_irq(&rme96->lock); 1361 if (RME96_ISRECORDING(rme96)) { 1362 snd_rme96_trigger(rme96, RME96_STOP_CAPTURE); 1363 } 1364 writel(0, rme96->iobase + RME96_IO_RESET_REC_POS); 1365 spin_unlock_irq(&rme96->lock); 1366 return 0; 1367 } 1368 1369 static int 1370 snd_rme96_playback_trigger(struct snd_pcm_substream *substream, 1371 int cmd) 1372 { 1373 struct rme96 *rme96 = snd_pcm_substream_chip(substream); 1374 struct snd_pcm_substream *s; 1375 bool sync; 1376 1377 snd_pcm_group_for_each_entry(s, substream) { 1378 if (snd_pcm_substream_chip(s) == rme96) 1379 snd_pcm_trigger_done(s, substream); 1380 } 1381 1382 sync = (rme96->playback_substream && rme96->capture_substream) && 1383 (rme96->playback_substream->group == 1384 rme96->capture_substream->group); 1385 1386 switch (cmd) { 1387 case SNDRV_PCM_TRIGGER_START: 1388 if (!RME96_ISPLAYING(rme96)) { 1389 if (substream != rme96->playback_substream) 1390 return -EBUSY; 1391 snd_rme96_trigger(rme96, sync ? RME96_START_BOTH 1392 : RME96_START_PLAYBACK); 1393 } 1394 break; 1395 1396 case SNDRV_PCM_TRIGGER_SUSPEND: 1397 case SNDRV_PCM_TRIGGER_STOP: 1398 if (RME96_ISPLAYING(rme96)) { 1399 if (substream != rme96->playback_substream) 1400 return -EBUSY; 1401 snd_rme96_trigger(rme96, sync ? RME96_STOP_BOTH 1402 : RME96_STOP_PLAYBACK); 1403 } 1404 break; 1405 1406 case SNDRV_PCM_TRIGGER_PAUSE_PUSH: 1407 if (RME96_ISPLAYING(rme96)) 1408 snd_rme96_trigger(rme96, sync ? RME96_STOP_BOTH 1409 : RME96_STOP_PLAYBACK); 1410 break; 1411 1412 case SNDRV_PCM_TRIGGER_RESUME: 1413 case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: 1414 if (!RME96_ISPLAYING(rme96)) 1415 snd_rme96_trigger(rme96, sync ? RME96_RESUME_BOTH 1416 : RME96_RESUME_PLAYBACK); 1417 break; 1418 1419 default: 1420 return -EINVAL; 1421 } 1422 1423 return 0; 1424 } 1425 1426 static int 1427 snd_rme96_capture_trigger(struct snd_pcm_substream *substream, 1428 int cmd) 1429 { 1430 struct rme96 *rme96 = snd_pcm_substream_chip(substream); 1431 struct snd_pcm_substream *s; 1432 bool sync; 1433 1434 snd_pcm_group_for_each_entry(s, substream) { 1435 if (snd_pcm_substream_chip(s) == rme96) 1436 snd_pcm_trigger_done(s, substream); 1437 } 1438 1439 sync = (rme96->playback_substream && rme96->capture_substream) && 1440 (rme96->playback_substream->group == 1441 rme96->capture_substream->group); 1442 1443 switch (cmd) { 1444 case SNDRV_PCM_TRIGGER_START: 1445 if (!RME96_ISRECORDING(rme96)) { 1446 if (substream != rme96->capture_substream) 1447 return -EBUSY; 1448 snd_rme96_trigger(rme96, sync ? RME96_START_BOTH 1449 : RME96_START_CAPTURE); 1450 } 1451 break; 1452 1453 case SNDRV_PCM_TRIGGER_SUSPEND: 1454 case SNDRV_PCM_TRIGGER_STOP: 1455 if (RME96_ISRECORDING(rme96)) { 1456 if (substream != rme96->capture_substream) 1457 return -EBUSY; 1458 snd_rme96_trigger(rme96, sync ? RME96_STOP_BOTH 1459 : RME96_STOP_CAPTURE); 1460 } 1461 break; 1462 1463 case SNDRV_PCM_TRIGGER_PAUSE_PUSH: 1464 if (RME96_ISRECORDING(rme96)) 1465 snd_rme96_trigger(rme96, sync ? RME96_STOP_BOTH 1466 : RME96_STOP_CAPTURE); 1467 break; 1468 1469 case SNDRV_PCM_TRIGGER_RESUME: 1470 case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: 1471 if (!RME96_ISRECORDING(rme96)) 1472 snd_rme96_trigger(rme96, sync ? RME96_RESUME_BOTH 1473 : RME96_RESUME_CAPTURE); 1474 break; 1475 1476 default: 1477 return -EINVAL; 1478 } 1479 1480 return 0; 1481 } 1482 1483 static snd_pcm_uframes_t 1484 snd_rme96_playback_pointer(struct snd_pcm_substream *substream) 1485 { 1486 struct rme96 *rme96 = snd_pcm_substream_chip(substream); 1487 return snd_rme96_playback_ptr(rme96); 1488 } 1489 1490 static snd_pcm_uframes_t 1491 snd_rme96_capture_pointer(struct snd_pcm_substream *substream) 1492 { 1493 struct rme96 *rme96 = snd_pcm_substream_chip(substream); 1494 return snd_rme96_capture_ptr(rme96); 1495 } 1496 1497 static struct snd_pcm_ops snd_rme96_playback_spdif_ops = { 1498 .open = snd_rme96_playback_spdif_open, 1499 .close = snd_rme96_playback_close, 1500 .ioctl = snd_pcm_lib_ioctl, 1501 .hw_params = snd_rme96_playback_hw_params, 1502 .prepare = snd_rme96_playback_prepare, 1503 .trigger = snd_rme96_playback_trigger, 1504 .pointer = snd_rme96_playback_pointer, 1505 .copy = snd_rme96_playback_copy, 1506 .silence = snd_rme96_playback_silence, 1507 .mmap = snd_pcm_lib_mmap_iomem, 1508 }; 1509 1510 static struct snd_pcm_ops snd_rme96_capture_spdif_ops = { 1511 .open = snd_rme96_capture_spdif_open, 1512 .close = snd_rme96_capture_close, 1513 .ioctl = snd_pcm_lib_ioctl, 1514 .hw_params = snd_rme96_capture_hw_params, 1515 .prepare = snd_rme96_capture_prepare, 1516 .trigger = snd_rme96_capture_trigger, 1517 .pointer = snd_rme96_capture_pointer, 1518 .copy = snd_rme96_capture_copy, 1519 .mmap = snd_pcm_lib_mmap_iomem, 1520 }; 1521 1522 static struct snd_pcm_ops snd_rme96_playback_adat_ops = { 1523 .open = snd_rme96_playback_adat_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 = snd_rme96_playback_copy, 1531 .silence = snd_rme96_playback_silence, 1532 .mmap = snd_pcm_lib_mmap_iomem, 1533 }; 1534 1535 static struct snd_pcm_ops snd_rme96_capture_adat_ops = { 1536 .open = snd_rme96_capture_adat_open, 1537 .close = snd_rme96_capture_close, 1538 .ioctl = snd_pcm_lib_ioctl, 1539 .hw_params = snd_rme96_capture_hw_params, 1540 .prepare = snd_rme96_capture_prepare, 1541 .trigger = snd_rme96_capture_trigger, 1542 .pointer = snd_rme96_capture_pointer, 1543 .copy = snd_rme96_capture_copy, 1544 .mmap = snd_pcm_lib_mmap_iomem, 1545 }; 1546 1547 static void 1548 snd_rme96_free(void *private_data) 1549 { 1550 struct rme96 *rme96 = (struct rme96 *)private_data; 1551 1552 if (rme96 == NULL) { 1553 return; 1554 } 1555 if (rme96->irq >= 0) { 1556 snd_rme96_trigger(rme96, RME96_STOP_BOTH); 1557 rme96->areg &= ~RME96_AR_DAC_EN; 1558 writel(rme96->areg, rme96->iobase + RME96_IO_ADDITIONAL_REG); 1559 free_irq(rme96->irq, (void *)rme96); 1560 rme96->irq = -1; 1561 } 1562 if (rme96->iobase) { 1563 iounmap(rme96->iobase); 1564 rme96->iobase = NULL; 1565 } 1566 if (rme96->port) { 1567 pci_release_regions(rme96->pci); 1568 rme96->port = 0; 1569 } 1570 #ifdef CONFIG_PM_SLEEP 1571 vfree(rme96->playback_suspend_buffer); 1572 vfree(rme96->capture_suspend_buffer); 1573 #endif 1574 pci_disable_device(rme96->pci); 1575 } 1576 1577 static void 1578 snd_rme96_free_spdif_pcm(struct snd_pcm *pcm) 1579 { 1580 struct rme96 *rme96 = pcm->private_data; 1581 rme96->spdif_pcm = NULL; 1582 } 1583 1584 static void 1585 snd_rme96_free_adat_pcm(struct snd_pcm *pcm) 1586 { 1587 struct rme96 *rme96 = pcm->private_data; 1588 rme96->adat_pcm = NULL; 1589 } 1590 1591 static int 1592 snd_rme96_create(struct rme96 *rme96) 1593 { 1594 struct pci_dev *pci = rme96->pci; 1595 int err; 1596 1597 rme96->irq = -1; 1598 spin_lock_init(&rme96->lock); 1599 1600 if ((err = pci_enable_device(pci)) < 0) 1601 return err; 1602 1603 if ((err = pci_request_regions(pci, "RME96")) < 0) 1604 return err; 1605 rme96->port = pci_resource_start(rme96->pci, 0); 1606 1607 rme96->iobase = ioremap_nocache(rme96->port, RME96_IO_SIZE); 1608 if (!rme96->iobase) { 1609 dev_err(rme96->card->dev, 1610 "unable to remap memory region 0x%lx-0x%lx\n", 1611 rme96->port, rme96->port + RME96_IO_SIZE - 1); 1612 return -ENOMEM; 1613 } 1614 1615 if (request_irq(pci->irq, snd_rme96_interrupt, IRQF_SHARED, 1616 KBUILD_MODNAME, rme96)) { 1617 dev_err(rme96->card->dev, "unable to grab IRQ %d\n", pci->irq); 1618 return -EBUSY; 1619 } 1620 rme96->irq = pci->irq; 1621 1622 /* read the card's revision number */ 1623 pci_read_config_byte(pci, 8, &rme96->rev); 1624 1625 /* set up ALSA pcm device for S/PDIF */ 1626 if ((err = snd_pcm_new(rme96->card, "Digi96 IEC958", 0, 1627 1, 1, &rme96->spdif_pcm)) < 0) 1628 { 1629 return err; 1630 } 1631 rme96->spdif_pcm->private_data = rme96; 1632 rme96->spdif_pcm->private_free = snd_rme96_free_spdif_pcm; 1633 strcpy(rme96->spdif_pcm->name, "Digi96 IEC958"); 1634 snd_pcm_set_ops(rme96->spdif_pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_rme96_playback_spdif_ops); 1635 snd_pcm_set_ops(rme96->spdif_pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_rme96_capture_spdif_ops); 1636 1637 rme96->spdif_pcm->info_flags = 0; 1638 1639 /* set up ALSA pcm device for ADAT */ 1640 if (pci->device == PCI_DEVICE_ID_RME_DIGI96) { 1641 /* ADAT is not available on the base model */ 1642 rme96->adat_pcm = NULL; 1643 } else { 1644 if ((err = snd_pcm_new(rme96->card, "Digi96 ADAT", 1, 1645 1, 1, &rme96->adat_pcm)) < 0) 1646 { 1647 return err; 1648 } 1649 rme96->adat_pcm->private_data = rme96; 1650 rme96->adat_pcm->private_free = snd_rme96_free_adat_pcm; 1651 strcpy(rme96->adat_pcm->name, "Digi96 ADAT"); 1652 snd_pcm_set_ops(rme96->adat_pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_rme96_playback_adat_ops); 1653 snd_pcm_set_ops(rme96->adat_pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_rme96_capture_adat_ops); 1654 1655 rme96->adat_pcm->info_flags = 0; 1656 } 1657 1658 rme96->playback_periodsize = 0; 1659 rme96->capture_periodsize = 0; 1660 1661 /* make sure playback/capture is stopped, if by some reason active */ 1662 snd_rme96_trigger(rme96, RME96_STOP_BOTH); 1663 1664 /* set default values in registers */ 1665 rme96->wcreg = 1666 RME96_WCR_FREQ_1 | /* set 44.1 kHz playback */ 1667 RME96_WCR_SEL | /* normal playback */ 1668 RME96_WCR_MASTER | /* set to master clock mode */ 1669 RME96_WCR_INP_0; /* set coaxial input */ 1670 1671 rme96->areg = RME96_AR_FREQPAD_1; /* set 44.1 kHz analog capture */ 1672 1673 writel(rme96->wcreg, rme96->iobase + RME96_IO_CONTROL_REGISTER); 1674 writel(rme96->areg, rme96->iobase + RME96_IO_ADDITIONAL_REG); 1675 1676 /* reset the ADC */ 1677 writel(rme96->areg | RME96_AR_PD2, 1678 rme96->iobase + RME96_IO_ADDITIONAL_REG); 1679 writel(rme96->areg, rme96->iobase + RME96_IO_ADDITIONAL_REG); 1680 1681 /* reset and enable the DAC (order is important). */ 1682 snd_rme96_reset_dac(rme96); 1683 rme96->areg |= RME96_AR_DAC_EN; 1684 writel(rme96->areg, rme96->iobase + RME96_IO_ADDITIONAL_REG); 1685 1686 /* reset playback and record buffer pointers */ 1687 writel(0, rme96->iobase + RME96_IO_RESET_PLAY_POS); 1688 writel(0, rme96->iobase + RME96_IO_RESET_REC_POS); 1689 1690 /* reset volume */ 1691 rme96->vol[0] = rme96->vol[1] = 0; 1692 if (RME96_HAS_ANALOG_OUT(rme96)) { 1693 snd_rme96_apply_dac_volume(rme96); 1694 } 1695 1696 /* init switch interface */ 1697 if ((err = snd_rme96_create_switches(rme96->card, rme96)) < 0) { 1698 return err; 1699 } 1700 1701 /* init proc interface */ 1702 snd_rme96_proc_init(rme96); 1703 1704 return 0; 1705 } 1706 1707 /* 1708 * proc interface 1709 */ 1710 1711 static void 1712 snd_rme96_proc_read(struct snd_info_entry *entry, struct snd_info_buffer *buffer) 1713 { 1714 int n; 1715 struct rme96 *rme96 = entry->private_data; 1716 1717 rme96->rcreg = readl(rme96->iobase + RME96_IO_CONTROL_REGISTER); 1718 1719 snd_iprintf(buffer, rme96->card->longname); 1720 snd_iprintf(buffer, " (index #%d)\n", rme96->card->number + 1); 1721 1722 snd_iprintf(buffer, "\nGeneral settings\n"); 1723 if (rme96->wcreg & RME96_WCR_IDIS) { 1724 snd_iprintf(buffer, " period size: N/A (interrupts " 1725 "disabled)\n"); 1726 } else if (rme96->wcreg & RME96_WCR_ISEL) { 1727 snd_iprintf(buffer, " period size: 2048 bytes\n"); 1728 } else { 1729 snd_iprintf(buffer, " period size: 8192 bytes\n"); 1730 } 1731 snd_iprintf(buffer, "\nInput settings\n"); 1732 switch (snd_rme96_getinputtype(rme96)) { 1733 case RME96_INPUT_OPTICAL: 1734 snd_iprintf(buffer, " input: optical"); 1735 break; 1736 case RME96_INPUT_COAXIAL: 1737 snd_iprintf(buffer, " input: coaxial"); 1738 break; 1739 case RME96_INPUT_INTERNAL: 1740 snd_iprintf(buffer, " input: internal"); 1741 break; 1742 case RME96_INPUT_XLR: 1743 snd_iprintf(buffer, " input: XLR"); 1744 break; 1745 case RME96_INPUT_ANALOG: 1746 snd_iprintf(buffer, " input: analog"); 1747 break; 1748 } 1749 if (snd_rme96_capture_getrate(rme96, &n) < 0) { 1750 snd_iprintf(buffer, "\n sample rate: no valid signal\n"); 1751 } else { 1752 if (n) { 1753 snd_iprintf(buffer, " (8 channels)\n"); 1754 } else { 1755 snd_iprintf(buffer, " (2 channels)\n"); 1756 } 1757 snd_iprintf(buffer, " sample rate: %d Hz\n", 1758 snd_rme96_capture_getrate(rme96, &n)); 1759 } 1760 if (rme96->wcreg & RME96_WCR_MODE24_2) { 1761 snd_iprintf(buffer, " sample format: 24 bit\n"); 1762 } else { 1763 snd_iprintf(buffer, " sample format: 16 bit\n"); 1764 } 1765 1766 snd_iprintf(buffer, "\nOutput settings\n"); 1767 if (rme96->wcreg & RME96_WCR_SEL) { 1768 snd_iprintf(buffer, " output signal: normal playback\n"); 1769 } else { 1770 snd_iprintf(buffer, " output signal: same as input\n"); 1771 } 1772 snd_iprintf(buffer, " sample rate: %d Hz\n", 1773 snd_rme96_playback_getrate(rme96)); 1774 if (rme96->wcreg & RME96_WCR_MODE24) { 1775 snd_iprintf(buffer, " sample format: 24 bit\n"); 1776 } else { 1777 snd_iprintf(buffer, " sample format: 16 bit\n"); 1778 } 1779 if (rme96->areg & RME96_AR_WSEL) { 1780 snd_iprintf(buffer, " sample clock source: word clock\n"); 1781 } else if (rme96->wcreg & RME96_WCR_MASTER) { 1782 snd_iprintf(buffer, " sample clock source: internal\n"); 1783 } else if (snd_rme96_getinputtype(rme96) == RME96_INPUT_ANALOG) { 1784 snd_iprintf(buffer, " sample clock source: autosync (internal anyway due to analog input setting)\n"); 1785 } else if (snd_rme96_capture_getrate(rme96, &n) < 0) { 1786 snd_iprintf(buffer, " sample clock source: autosync (internal anyway due to no valid signal)\n"); 1787 } else { 1788 snd_iprintf(buffer, " sample clock source: autosync\n"); 1789 } 1790 if (rme96->wcreg & RME96_WCR_PRO) { 1791 snd_iprintf(buffer, " format: AES/EBU (professional)\n"); 1792 } else { 1793 snd_iprintf(buffer, " format: IEC958 (consumer)\n"); 1794 } 1795 if (rme96->wcreg & RME96_WCR_EMP) { 1796 snd_iprintf(buffer, " emphasis: on\n"); 1797 } else { 1798 snd_iprintf(buffer, " emphasis: off\n"); 1799 } 1800 if (rme96->wcreg & RME96_WCR_DOLBY) { 1801 snd_iprintf(buffer, " non-audio (dolby): on\n"); 1802 } else { 1803 snd_iprintf(buffer, " non-audio (dolby): off\n"); 1804 } 1805 if (RME96_HAS_ANALOG_IN(rme96)) { 1806 snd_iprintf(buffer, "\nAnalog output settings\n"); 1807 switch (snd_rme96_getmontracks(rme96)) { 1808 case RME96_MONITOR_TRACKS_1_2: 1809 snd_iprintf(buffer, " monitored ADAT tracks: 1+2\n"); 1810 break; 1811 case RME96_MONITOR_TRACKS_3_4: 1812 snd_iprintf(buffer, " monitored ADAT tracks: 3+4\n"); 1813 break; 1814 case RME96_MONITOR_TRACKS_5_6: 1815 snd_iprintf(buffer, " monitored ADAT tracks: 5+6\n"); 1816 break; 1817 case RME96_MONITOR_TRACKS_7_8: 1818 snd_iprintf(buffer, " monitored ADAT tracks: 7+8\n"); 1819 break; 1820 } 1821 switch (snd_rme96_getattenuation(rme96)) { 1822 case RME96_ATTENUATION_0: 1823 snd_iprintf(buffer, " attenuation: 0 dB\n"); 1824 break; 1825 case RME96_ATTENUATION_6: 1826 snd_iprintf(buffer, " attenuation: -6 dB\n"); 1827 break; 1828 case RME96_ATTENUATION_12: 1829 snd_iprintf(buffer, " attenuation: -12 dB\n"); 1830 break; 1831 case RME96_ATTENUATION_18: 1832 snd_iprintf(buffer, " attenuation: -18 dB\n"); 1833 break; 1834 } 1835 snd_iprintf(buffer, " volume left: %u\n", rme96->vol[0]); 1836 snd_iprintf(buffer, " volume right: %u\n", rme96->vol[1]); 1837 } 1838 } 1839 1840 static void snd_rme96_proc_init(struct rme96 *rme96) 1841 { 1842 struct snd_info_entry *entry; 1843 1844 if (! snd_card_proc_new(rme96->card, "rme96", &entry)) 1845 snd_info_set_text_ops(entry, rme96, snd_rme96_proc_read); 1846 } 1847 1848 /* 1849 * control interface 1850 */ 1851 1852 #define snd_rme96_info_loopback_control snd_ctl_boolean_mono_info 1853 1854 static int 1855 snd_rme96_get_loopback_control(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) 1856 { 1857 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol); 1858 1859 spin_lock_irq(&rme96->lock); 1860 ucontrol->value.integer.value[0] = rme96->wcreg & RME96_WCR_SEL ? 0 : 1; 1861 spin_unlock_irq(&rme96->lock); 1862 return 0; 1863 } 1864 static int 1865 snd_rme96_put_loopback_control(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) 1866 { 1867 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol); 1868 unsigned int val; 1869 int change; 1870 1871 val = ucontrol->value.integer.value[0] ? 0 : RME96_WCR_SEL; 1872 spin_lock_irq(&rme96->lock); 1873 val = (rme96->wcreg & ~RME96_WCR_SEL) | val; 1874 change = val != rme96->wcreg; 1875 rme96->wcreg = val; 1876 writel(val, rme96->iobase + RME96_IO_CONTROL_REGISTER); 1877 spin_unlock_irq(&rme96->lock); 1878 return change; 1879 } 1880 1881 static int 1882 snd_rme96_info_inputtype_control(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) 1883 { 1884 static const char * const _texts[5] = { 1885 "Optical", "Coaxial", "Internal", "XLR", "Analog" 1886 }; 1887 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol); 1888 const char *texts[5] = { 1889 _texts[0], _texts[1], _texts[2], _texts[3], _texts[4] 1890 }; 1891 int num_items; 1892 1893 switch (rme96->pci->device) { 1894 case PCI_DEVICE_ID_RME_DIGI96: 1895 case PCI_DEVICE_ID_RME_DIGI96_8: 1896 num_items = 3; 1897 break; 1898 case PCI_DEVICE_ID_RME_DIGI96_8_PRO: 1899 num_items = 4; 1900 break; 1901 case PCI_DEVICE_ID_RME_DIGI96_8_PAD_OR_PST: 1902 if (rme96->rev > 4) { 1903 /* PST */ 1904 num_items = 4; 1905 texts[3] = _texts[4]; /* Analog instead of XLR */ 1906 } else { 1907 /* PAD */ 1908 num_items = 5; 1909 } 1910 break; 1911 default: 1912 snd_BUG(); 1913 return -EINVAL; 1914 } 1915 return snd_ctl_enum_info(uinfo, 1, num_items, texts); 1916 } 1917 static int 1918 snd_rme96_get_inputtype_control(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) 1919 { 1920 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol); 1921 unsigned int items = 3; 1922 1923 spin_lock_irq(&rme96->lock); 1924 ucontrol->value.enumerated.item[0] = snd_rme96_getinputtype(rme96); 1925 1926 switch (rme96->pci->device) { 1927 case PCI_DEVICE_ID_RME_DIGI96: 1928 case PCI_DEVICE_ID_RME_DIGI96_8: 1929 items = 3; 1930 break; 1931 case PCI_DEVICE_ID_RME_DIGI96_8_PRO: 1932 items = 4; 1933 break; 1934 case PCI_DEVICE_ID_RME_DIGI96_8_PAD_OR_PST: 1935 if (rme96->rev > 4) { 1936 /* for handling PST case, (INPUT_ANALOG is moved to INPUT_XLR */ 1937 if (ucontrol->value.enumerated.item[0] == RME96_INPUT_ANALOG) { 1938 ucontrol->value.enumerated.item[0] = RME96_INPUT_XLR; 1939 } 1940 items = 4; 1941 } else { 1942 items = 5; 1943 } 1944 break; 1945 default: 1946 snd_BUG(); 1947 break; 1948 } 1949 if (ucontrol->value.enumerated.item[0] >= items) { 1950 ucontrol->value.enumerated.item[0] = items - 1; 1951 } 1952 1953 spin_unlock_irq(&rme96->lock); 1954 return 0; 1955 } 1956 static int 1957 snd_rme96_put_inputtype_control(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) 1958 { 1959 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol); 1960 unsigned int val; 1961 int change, items = 3; 1962 1963 switch (rme96->pci->device) { 1964 case PCI_DEVICE_ID_RME_DIGI96: 1965 case PCI_DEVICE_ID_RME_DIGI96_8: 1966 items = 3; 1967 break; 1968 case PCI_DEVICE_ID_RME_DIGI96_8_PRO: 1969 items = 4; 1970 break; 1971 case PCI_DEVICE_ID_RME_DIGI96_8_PAD_OR_PST: 1972 if (rme96->rev > 4) { 1973 items = 4; 1974 } else { 1975 items = 5; 1976 } 1977 break; 1978 default: 1979 snd_BUG(); 1980 break; 1981 } 1982 val = ucontrol->value.enumerated.item[0] % items; 1983 1984 /* special case for PST */ 1985 if (rme96->pci->device == PCI_DEVICE_ID_RME_DIGI96_8_PAD_OR_PST && rme96->rev > 4) { 1986 if (val == RME96_INPUT_XLR) { 1987 val = RME96_INPUT_ANALOG; 1988 } 1989 } 1990 1991 spin_lock_irq(&rme96->lock); 1992 change = (int)val != snd_rme96_getinputtype(rme96); 1993 snd_rme96_setinputtype(rme96, val); 1994 spin_unlock_irq(&rme96->lock); 1995 return change; 1996 } 1997 1998 static int 1999 snd_rme96_info_clockmode_control(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) 2000 { 2001 static const char * const texts[3] = { "AutoSync", "Internal", "Word" }; 2002 2003 return snd_ctl_enum_info(uinfo, 1, 3, texts); 2004 } 2005 static int 2006 snd_rme96_get_clockmode_control(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) 2007 { 2008 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol); 2009 2010 spin_lock_irq(&rme96->lock); 2011 ucontrol->value.enumerated.item[0] = snd_rme96_getclockmode(rme96); 2012 spin_unlock_irq(&rme96->lock); 2013 return 0; 2014 } 2015 static int 2016 snd_rme96_put_clockmode_control(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) 2017 { 2018 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol); 2019 unsigned int val; 2020 int change; 2021 2022 val = ucontrol->value.enumerated.item[0] % 3; 2023 spin_lock_irq(&rme96->lock); 2024 change = (int)val != snd_rme96_getclockmode(rme96); 2025 snd_rme96_setclockmode(rme96, val); 2026 spin_unlock_irq(&rme96->lock); 2027 return change; 2028 } 2029 2030 static int 2031 snd_rme96_info_attenuation_control(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) 2032 { 2033 static const char * const texts[4] = { 2034 "0 dB", "-6 dB", "-12 dB", "-18 dB" 2035 }; 2036 2037 return snd_ctl_enum_info(uinfo, 1, 4, texts); 2038 } 2039 static int 2040 snd_rme96_get_attenuation_control(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) 2041 { 2042 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol); 2043 2044 spin_lock_irq(&rme96->lock); 2045 ucontrol->value.enumerated.item[0] = snd_rme96_getattenuation(rme96); 2046 spin_unlock_irq(&rme96->lock); 2047 return 0; 2048 } 2049 static int 2050 snd_rme96_put_attenuation_control(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) 2051 { 2052 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol); 2053 unsigned int val; 2054 int change; 2055 2056 val = ucontrol->value.enumerated.item[0] % 4; 2057 spin_lock_irq(&rme96->lock); 2058 2059 change = (int)val != snd_rme96_getattenuation(rme96); 2060 snd_rme96_setattenuation(rme96, val); 2061 spin_unlock_irq(&rme96->lock); 2062 return change; 2063 } 2064 2065 static int 2066 snd_rme96_info_montracks_control(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) 2067 { 2068 static const char * const texts[4] = { "1+2", "3+4", "5+6", "7+8" }; 2069 2070 return snd_ctl_enum_info(uinfo, 1, 4, texts); 2071 } 2072 static int 2073 snd_rme96_get_montracks_control(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) 2074 { 2075 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol); 2076 2077 spin_lock_irq(&rme96->lock); 2078 ucontrol->value.enumerated.item[0] = snd_rme96_getmontracks(rme96); 2079 spin_unlock_irq(&rme96->lock); 2080 return 0; 2081 } 2082 static int 2083 snd_rme96_put_montracks_control(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) 2084 { 2085 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol); 2086 unsigned int val; 2087 int change; 2088 2089 val = ucontrol->value.enumerated.item[0] % 4; 2090 spin_lock_irq(&rme96->lock); 2091 change = (int)val != snd_rme96_getmontracks(rme96); 2092 snd_rme96_setmontracks(rme96, val); 2093 spin_unlock_irq(&rme96->lock); 2094 return change; 2095 } 2096 2097 static u32 snd_rme96_convert_from_aes(struct snd_aes_iec958 *aes) 2098 { 2099 u32 val = 0; 2100 val |= (aes->status[0] & IEC958_AES0_PROFESSIONAL) ? RME96_WCR_PRO : 0; 2101 val |= (aes->status[0] & IEC958_AES0_NONAUDIO) ? RME96_WCR_DOLBY : 0; 2102 if (val & RME96_WCR_PRO) 2103 val |= (aes->status[0] & IEC958_AES0_PRO_EMPHASIS_5015) ? RME96_WCR_EMP : 0; 2104 else 2105 val |= (aes->status[0] & IEC958_AES0_CON_EMPHASIS_5015) ? RME96_WCR_EMP : 0; 2106 return val; 2107 } 2108 2109 static void snd_rme96_convert_to_aes(struct snd_aes_iec958 *aes, u32 val) 2110 { 2111 aes->status[0] = ((val & RME96_WCR_PRO) ? IEC958_AES0_PROFESSIONAL : 0) | 2112 ((val & RME96_WCR_DOLBY) ? IEC958_AES0_NONAUDIO : 0); 2113 if (val & RME96_WCR_PRO) 2114 aes->status[0] |= (val & RME96_WCR_EMP) ? IEC958_AES0_PRO_EMPHASIS_5015 : 0; 2115 else 2116 aes->status[0] |= (val & RME96_WCR_EMP) ? IEC958_AES0_CON_EMPHASIS_5015 : 0; 2117 } 2118 2119 static int snd_rme96_control_spdif_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) 2120 { 2121 uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958; 2122 uinfo->count = 1; 2123 return 0; 2124 } 2125 2126 static int snd_rme96_control_spdif_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) 2127 { 2128 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol); 2129 2130 snd_rme96_convert_to_aes(&ucontrol->value.iec958, rme96->wcreg_spdif); 2131 return 0; 2132 } 2133 2134 static int snd_rme96_control_spdif_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) 2135 { 2136 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol); 2137 int change; 2138 u32 val; 2139 2140 val = snd_rme96_convert_from_aes(&ucontrol->value.iec958); 2141 spin_lock_irq(&rme96->lock); 2142 change = val != rme96->wcreg_spdif; 2143 rme96->wcreg_spdif = val; 2144 spin_unlock_irq(&rme96->lock); 2145 return change; 2146 } 2147 2148 static int snd_rme96_control_spdif_stream_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_stream_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_stream); 2160 return 0; 2161 } 2162 2163 static int snd_rme96_control_spdif_stream_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_stream; 2172 rme96->wcreg_spdif_stream = val; 2173 rme96->wcreg &= ~(RME96_WCR_PRO | RME96_WCR_DOLBY | RME96_WCR_EMP); 2174 rme96->wcreg |= val; 2175 writel(rme96->wcreg, rme96->iobase + RME96_IO_CONTROL_REGISTER); 2176 spin_unlock_irq(&rme96->lock); 2177 return change; 2178 } 2179 2180 static int snd_rme96_control_spdif_mask_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) 2181 { 2182 uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958; 2183 uinfo->count = 1; 2184 return 0; 2185 } 2186 2187 static int snd_rme96_control_spdif_mask_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) 2188 { 2189 ucontrol->value.iec958.status[0] = kcontrol->private_value; 2190 return 0; 2191 } 2192 2193 static int 2194 snd_rme96_dac_volume_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) 2195 { 2196 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol); 2197 2198 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; 2199 uinfo->count = 2; 2200 uinfo->value.integer.min = 0; 2201 uinfo->value.integer.max = RME96_185X_MAX_OUT(rme96); 2202 return 0; 2203 } 2204 2205 static int 2206 snd_rme96_dac_volume_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *u) 2207 { 2208 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol); 2209 2210 spin_lock_irq(&rme96->lock); 2211 u->value.integer.value[0] = rme96->vol[0]; 2212 u->value.integer.value[1] = rme96->vol[1]; 2213 spin_unlock_irq(&rme96->lock); 2214 2215 return 0; 2216 } 2217 2218 static int 2219 snd_rme96_dac_volume_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *u) 2220 { 2221 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol); 2222 int change = 0; 2223 unsigned int vol, maxvol; 2224 2225 2226 if (!RME96_HAS_ANALOG_OUT(rme96)) 2227 return -EINVAL; 2228 maxvol = RME96_185X_MAX_OUT(rme96); 2229 spin_lock_irq(&rme96->lock); 2230 vol = u->value.integer.value[0]; 2231 if (vol != rme96->vol[0] && vol <= maxvol) { 2232 rme96->vol[0] = vol; 2233 change = 1; 2234 } 2235 vol = u->value.integer.value[1]; 2236 if (vol != rme96->vol[1] && vol <= maxvol) { 2237 rme96->vol[1] = vol; 2238 change = 1; 2239 } 2240 if (change) 2241 snd_rme96_apply_dac_volume(rme96); 2242 spin_unlock_irq(&rme96->lock); 2243 2244 return change; 2245 } 2246 2247 static struct snd_kcontrol_new snd_rme96_controls[] = { 2248 { 2249 .iface = SNDRV_CTL_ELEM_IFACE_PCM, 2250 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,DEFAULT), 2251 .info = snd_rme96_control_spdif_info, 2252 .get = snd_rme96_control_spdif_get, 2253 .put = snd_rme96_control_spdif_put 2254 }, 2255 { 2256 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_INACTIVE, 2257 .iface = SNDRV_CTL_ELEM_IFACE_PCM, 2258 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,PCM_STREAM), 2259 .info = snd_rme96_control_spdif_stream_info, 2260 .get = snd_rme96_control_spdif_stream_get, 2261 .put = snd_rme96_control_spdif_stream_put 2262 }, 2263 { 2264 .access = SNDRV_CTL_ELEM_ACCESS_READ, 2265 .iface = SNDRV_CTL_ELEM_IFACE_PCM, 2266 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,CON_MASK), 2267 .info = snd_rme96_control_spdif_mask_info, 2268 .get = snd_rme96_control_spdif_mask_get, 2269 .private_value = IEC958_AES0_NONAUDIO | 2270 IEC958_AES0_PROFESSIONAL | 2271 IEC958_AES0_CON_EMPHASIS 2272 }, 2273 { 2274 .access = SNDRV_CTL_ELEM_ACCESS_READ, 2275 .iface = SNDRV_CTL_ELEM_IFACE_PCM, 2276 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,PRO_MASK), 2277 .info = snd_rme96_control_spdif_mask_info, 2278 .get = snd_rme96_control_spdif_mask_get, 2279 .private_value = IEC958_AES0_NONAUDIO | 2280 IEC958_AES0_PROFESSIONAL | 2281 IEC958_AES0_PRO_EMPHASIS 2282 }, 2283 { 2284 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, 2285 .name = "Input Connector", 2286 .info = snd_rme96_info_inputtype_control, 2287 .get = snd_rme96_get_inputtype_control, 2288 .put = snd_rme96_put_inputtype_control 2289 }, 2290 { 2291 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, 2292 .name = "Loopback Input", 2293 .info = snd_rme96_info_loopback_control, 2294 .get = snd_rme96_get_loopback_control, 2295 .put = snd_rme96_put_loopback_control 2296 }, 2297 { 2298 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, 2299 .name = "Sample Clock Source", 2300 .info = snd_rme96_info_clockmode_control, 2301 .get = snd_rme96_get_clockmode_control, 2302 .put = snd_rme96_put_clockmode_control 2303 }, 2304 { 2305 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, 2306 .name = "Monitor Tracks", 2307 .info = snd_rme96_info_montracks_control, 2308 .get = snd_rme96_get_montracks_control, 2309 .put = snd_rme96_put_montracks_control 2310 }, 2311 { 2312 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, 2313 .name = "Attenuation", 2314 .info = snd_rme96_info_attenuation_control, 2315 .get = snd_rme96_get_attenuation_control, 2316 .put = snd_rme96_put_attenuation_control 2317 }, 2318 { 2319 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, 2320 .name = "DAC Playback Volume", 2321 .info = snd_rme96_dac_volume_info, 2322 .get = snd_rme96_dac_volume_get, 2323 .put = snd_rme96_dac_volume_put 2324 } 2325 }; 2326 2327 static int 2328 snd_rme96_create_switches(struct snd_card *card, 2329 struct rme96 *rme96) 2330 { 2331 int idx, err; 2332 struct snd_kcontrol *kctl; 2333 2334 for (idx = 0; idx < 7; idx++) { 2335 if ((err = snd_ctl_add(card, kctl = snd_ctl_new1(&snd_rme96_controls[idx], rme96))) < 0) 2336 return err; 2337 if (idx == 1) /* IEC958 (S/PDIF) Stream */ 2338 rme96->spdif_ctl = kctl; 2339 } 2340 2341 if (RME96_HAS_ANALOG_OUT(rme96)) { 2342 for (idx = 7; idx < 10; idx++) 2343 if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_rme96_controls[idx], rme96))) < 0) 2344 return err; 2345 } 2346 2347 return 0; 2348 } 2349 2350 /* 2351 * Card initialisation 2352 */ 2353 2354 #ifdef CONFIG_PM_SLEEP 2355 2356 static int rme96_suspend(struct device *dev) 2357 { 2358 struct snd_card *card = dev_get_drvdata(dev); 2359 struct rme96 *rme96 = card->private_data; 2360 2361 snd_power_change_state(card, SNDRV_CTL_POWER_D3hot); 2362 snd_pcm_suspend(rme96->playback_substream); 2363 snd_pcm_suspend(rme96->capture_substream); 2364 2365 /* save capture & playback pointers */ 2366 rme96->playback_pointer = readl(rme96->iobase + RME96_IO_GET_PLAY_POS) 2367 & RME96_RCR_AUDIO_ADDR_MASK; 2368 rme96->capture_pointer = readl(rme96->iobase + RME96_IO_GET_REC_POS) 2369 & RME96_RCR_AUDIO_ADDR_MASK; 2370 2371 /* save playback and capture buffers */ 2372 memcpy_fromio(rme96->playback_suspend_buffer, 2373 rme96->iobase + RME96_IO_PLAY_BUFFER, RME96_BUFFER_SIZE); 2374 memcpy_fromio(rme96->capture_suspend_buffer, 2375 rme96->iobase + RME96_IO_REC_BUFFER, RME96_BUFFER_SIZE); 2376 2377 /* disable the DAC */ 2378 rme96->areg &= ~RME96_AR_DAC_EN; 2379 writel(rme96->areg, rme96->iobase + RME96_IO_ADDITIONAL_REG); 2380 return 0; 2381 } 2382 2383 static int rme96_resume(struct device *dev) 2384 { 2385 struct snd_card *card = dev_get_drvdata(dev); 2386 struct rme96 *rme96 = card->private_data; 2387 2388 /* reset playback and record buffer pointers */ 2389 writel(0, rme96->iobase + RME96_IO_SET_PLAY_POS 2390 + rme96->playback_pointer); 2391 writel(0, rme96->iobase + RME96_IO_SET_REC_POS 2392 + rme96->capture_pointer); 2393 2394 /* restore playback and capture buffers */ 2395 memcpy_toio(rme96->iobase + RME96_IO_PLAY_BUFFER, 2396 rme96->playback_suspend_buffer, RME96_BUFFER_SIZE); 2397 memcpy_toio(rme96->iobase + RME96_IO_REC_BUFFER, 2398 rme96->capture_suspend_buffer, RME96_BUFFER_SIZE); 2399 2400 /* reset the ADC */ 2401 writel(rme96->areg | RME96_AR_PD2, 2402 rme96->iobase + RME96_IO_ADDITIONAL_REG); 2403 writel(rme96->areg, rme96->iobase + RME96_IO_ADDITIONAL_REG); 2404 2405 /* reset and enable DAC, restore analog volume */ 2406 snd_rme96_reset_dac(rme96); 2407 rme96->areg |= RME96_AR_DAC_EN; 2408 writel(rme96->areg, rme96->iobase + RME96_IO_ADDITIONAL_REG); 2409 if (RME96_HAS_ANALOG_OUT(rme96)) { 2410 usleep_range(3000, 10000); 2411 snd_rme96_apply_dac_volume(rme96); 2412 } 2413 2414 snd_power_change_state(card, SNDRV_CTL_POWER_D0); 2415 2416 return 0; 2417 } 2418 2419 static SIMPLE_DEV_PM_OPS(rme96_pm, rme96_suspend, rme96_resume); 2420 #define RME96_PM_OPS &rme96_pm 2421 #else 2422 #define RME96_PM_OPS NULL 2423 #endif /* CONFIG_PM_SLEEP */ 2424 2425 static void snd_rme96_card_free(struct snd_card *card) 2426 { 2427 snd_rme96_free(card->private_data); 2428 } 2429 2430 static int 2431 snd_rme96_probe(struct pci_dev *pci, 2432 const struct pci_device_id *pci_id) 2433 { 2434 static int dev; 2435 struct rme96 *rme96; 2436 struct snd_card *card; 2437 int err; 2438 u8 val; 2439 2440 if (dev >= SNDRV_CARDS) { 2441 return -ENODEV; 2442 } 2443 if (!enable[dev]) { 2444 dev++; 2445 return -ENOENT; 2446 } 2447 err = snd_card_new(&pci->dev, index[dev], id[dev], THIS_MODULE, 2448 sizeof(struct rme96), &card); 2449 if (err < 0) 2450 return err; 2451 card->private_free = snd_rme96_card_free; 2452 rme96 = card->private_data; 2453 rme96->card = card; 2454 rme96->pci = pci; 2455 if ((err = snd_rme96_create(rme96)) < 0) { 2456 snd_card_free(card); 2457 return err; 2458 } 2459 2460 #ifdef CONFIG_PM_SLEEP 2461 rme96->playback_suspend_buffer = vmalloc(RME96_BUFFER_SIZE); 2462 if (!rme96->playback_suspend_buffer) { 2463 dev_err(card->dev, 2464 "Failed to allocate playback suspend buffer!\n"); 2465 snd_card_free(card); 2466 return -ENOMEM; 2467 } 2468 rme96->capture_suspend_buffer = vmalloc(RME96_BUFFER_SIZE); 2469 if (!rme96->capture_suspend_buffer) { 2470 dev_err(card->dev, 2471 "Failed to allocate capture suspend buffer!\n"); 2472 snd_card_free(card); 2473 return -ENOMEM; 2474 } 2475 #endif 2476 2477 strcpy(card->driver, "Digi96"); 2478 switch (rme96->pci->device) { 2479 case PCI_DEVICE_ID_RME_DIGI96: 2480 strcpy(card->shortname, "RME Digi96"); 2481 break; 2482 case PCI_DEVICE_ID_RME_DIGI96_8: 2483 strcpy(card->shortname, "RME Digi96/8"); 2484 break; 2485 case PCI_DEVICE_ID_RME_DIGI96_8_PRO: 2486 strcpy(card->shortname, "RME Digi96/8 PRO"); 2487 break; 2488 case PCI_DEVICE_ID_RME_DIGI96_8_PAD_OR_PST: 2489 pci_read_config_byte(rme96->pci, 8, &val); 2490 if (val < 5) { 2491 strcpy(card->shortname, "RME Digi96/8 PAD"); 2492 } else { 2493 strcpy(card->shortname, "RME Digi96/8 PST"); 2494 } 2495 break; 2496 } 2497 sprintf(card->longname, "%s at 0x%lx, irq %d", card->shortname, 2498 rme96->port, rme96->irq); 2499 2500 if ((err = snd_card_register(card)) < 0) { 2501 snd_card_free(card); 2502 return err; 2503 } 2504 pci_set_drvdata(pci, card); 2505 dev++; 2506 return 0; 2507 } 2508 2509 static void snd_rme96_remove(struct pci_dev *pci) 2510 { 2511 snd_card_free(pci_get_drvdata(pci)); 2512 } 2513 2514 static struct pci_driver rme96_driver = { 2515 .name = KBUILD_MODNAME, 2516 .id_table = snd_rme96_ids, 2517 .probe = snd_rme96_probe, 2518 .remove = snd_rme96_remove, 2519 .driver = { 2520 .pm = RME96_PM_OPS, 2521 }, 2522 }; 2523 2524 module_pci_driver(rme96_driver); 2525