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 33 #include <sound/core.h> 34 #include <sound/info.h> 35 #include <sound/control.h> 36 #include <sound/pcm.h> 37 #include <sound/pcm_params.h> 38 #include <sound/asoundef.h> 39 #include <sound/initval.h> 40 41 #include <asm/io.h> 42 43 /* note, two last pcis should be equal, it is not a bug */ 44 45 MODULE_AUTHOR("Anders Torger <torger@ludd.luth.se>"); 46 MODULE_DESCRIPTION("RME Digi96, Digi96/8, Digi96/8 PRO, Digi96/8 PST, " 47 "Digi96/8 PAD"); 48 MODULE_LICENSE("GPL"); 49 MODULE_SUPPORTED_DEVICE("{{RME,Digi96}," 50 "{RME,Digi96/8}," 51 "{RME,Digi96/8 PRO}," 52 "{RME,Digi96/8 PST}," 53 "{RME,Digi96/8 PAD}}"); 54 55 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */ 56 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */ 57 static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP; /* Enable this card */ 58 59 module_param_array(index, int, NULL, 0444); 60 MODULE_PARM_DESC(index, "Index value for RME Digi96 soundcard."); 61 module_param_array(id, charp, NULL, 0444); 62 MODULE_PARM_DESC(id, "ID string for RME Digi96 soundcard."); 63 module_param_array(enable, bool, NULL, 0444); 64 MODULE_PARM_DESC(enable, "Enable RME Digi96 soundcard."); 65 66 /* 67 * Defines for RME Digi96 series, from internal RME reference documents 68 * dated 12.01.00 69 */ 70 71 #define RME96_SPDIF_NCHANNELS 2 72 73 /* Playback and capture buffer size */ 74 #define RME96_BUFFER_SIZE 0x10000 75 76 /* IO area size */ 77 #define RME96_IO_SIZE 0x60000 78 79 /* IO area offsets */ 80 #define RME96_IO_PLAY_BUFFER 0x0 81 #define RME96_IO_REC_BUFFER 0x10000 82 #define RME96_IO_CONTROL_REGISTER 0x20000 83 #define RME96_IO_ADDITIONAL_REG 0x20004 84 #define RME96_IO_CONFIRM_PLAY_IRQ 0x20008 85 #define RME96_IO_CONFIRM_REC_IRQ 0x2000C 86 #define RME96_IO_SET_PLAY_POS 0x40000 87 #define RME96_IO_RESET_PLAY_POS 0x4FFFC 88 #define RME96_IO_SET_REC_POS 0x50000 89 #define RME96_IO_RESET_REC_POS 0x5FFFC 90 #define RME96_IO_GET_PLAY_POS 0x20000 91 #define RME96_IO_GET_REC_POS 0x30000 92 93 /* Write control register bits */ 94 #define RME96_WCR_START (1 << 0) 95 #define RME96_WCR_START_2 (1 << 1) 96 #define RME96_WCR_GAIN_0 (1 << 2) 97 #define RME96_WCR_GAIN_1 (1 << 3) 98 #define RME96_WCR_MODE24 (1 << 4) 99 #define RME96_WCR_MODE24_2 (1 << 5) 100 #define RME96_WCR_BM (1 << 6) 101 #define RME96_WCR_BM_2 (1 << 7) 102 #define RME96_WCR_ADAT (1 << 8) 103 #define RME96_WCR_FREQ_0 (1 << 9) 104 #define RME96_WCR_FREQ_1 (1 << 10) 105 #define RME96_WCR_DS (1 << 11) 106 #define RME96_WCR_PRO (1 << 12) 107 #define RME96_WCR_EMP (1 << 13) 108 #define RME96_WCR_SEL (1 << 14) 109 #define RME96_WCR_MASTER (1 << 15) 110 #define RME96_WCR_PD (1 << 16) 111 #define RME96_WCR_INP_0 (1 << 17) 112 #define RME96_WCR_INP_1 (1 << 18) 113 #define RME96_WCR_THRU_0 (1 << 19) 114 #define RME96_WCR_THRU_1 (1 << 20) 115 #define RME96_WCR_THRU_2 (1 << 21) 116 #define RME96_WCR_THRU_3 (1 << 22) 117 #define RME96_WCR_THRU_4 (1 << 23) 118 #define RME96_WCR_THRU_5 (1 << 24) 119 #define RME96_WCR_THRU_6 (1 << 25) 120 #define RME96_WCR_THRU_7 (1 << 26) 121 #define RME96_WCR_DOLBY (1 << 27) 122 #define RME96_WCR_MONITOR_0 (1 << 28) 123 #define RME96_WCR_MONITOR_1 (1 << 29) 124 #define RME96_WCR_ISEL (1 << 30) 125 #define RME96_WCR_IDIS (1 << 31) 126 127 #define RME96_WCR_BITPOS_GAIN_0 2 128 #define RME96_WCR_BITPOS_GAIN_1 3 129 #define RME96_WCR_BITPOS_FREQ_0 9 130 #define RME96_WCR_BITPOS_FREQ_1 10 131 #define RME96_WCR_BITPOS_INP_0 17 132 #define RME96_WCR_BITPOS_INP_1 18 133 #define RME96_WCR_BITPOS_MONITOR_0 28 134 #define RME96_WCR_BITPOS_MONITOR_1 29 135 136 /* Read control register bits */ 137 #define RME96_RCR_AUDIO_ADDR_MASK 0xFFFF 138 #define RME96_RCR_IRQ_2 (1 << 16) 139 #define RME96_RCR_T_OUT (1 << 17) 140 #define RME96_RCR_DEV_ID_0 (1 << 21) 141 #define RME96_RCR_DEV_ID_1 (1 << 22) 142 #define RME96_RCR_LOCK (1 << 23) 143 #define RME96_RCR_VERF (1 << 26) 144 #define RME96_RCR_F0 (1 << 27) 145 #define RME96_RCR_F1 (1 << 28) 146 #define RME96_RCR_F2 (1 << 29) 147 #define RME96_RCR_AUTOSYNC (1 << 30) 148 #define RME96_RCR_IRQ (1 << 31) 149 150 #define RME96_RCR_BITPOS_F0 27 151 #define RME96_RCR_BITPOS_F1 28 152 #define RME96_RCR_BITPOS_F2 29 153 154 /* Additional register bits */ 155 #define RME96_AR_WSEL (1 << 0) 156 #define RME96_AR_ANALOG (1 << 1) 157 #define RME96_AR_FREQPAD_0 (1 << 2) 158 #define RME96_AR_FREQPAD_1 (1 << 3) 159 #define RME96_AR_FREQPAD_2 (1 << 4) 160 #define RME96_AR_PD2 (1 << 5) 161 #define RME96_AR_DAC_EN (1 << 6) 162 #define RME96_AR_CLATCH (1 << 7) 163 #define RME96_AR_CCLK (1 << 8) 164 #define RME96_AR_CDATA (1 << 9) 165 166 #define RME96_AR_BITPOS_F0 2 167 #define RME96_AR_BITPOS_F1 3 168 #define RME96_AR_BITPOS_F2 4 169 170 /* Monitor tracks */ 171 #define RME96_MONITOR_TRACKS_1_2 0 172 #define RME96_MONITOR_TRACKS_3_4 1 173 #define RME96_MONITOR_TRACKS_5_6 2 174 #define RME96_MONITOR_TRACKS_7_8 3 175 176 /* Attenuation */ 177 #define RME96_ATTENUATION_0 0 178 #define RME96_ATTENUATION_6 1 179 #define RME96_ATTENUATION_12 2 180 #define RME96_ATTENUATION_18 3 181 182 /* Input types */ 183 #define RME96_INPUT_OPTICAL 0 184 #define RME96_INPUT_COAXIAL 1 185 #define RME96_INPUT_INTERNAL 2 186 #define RME96_INPUT_XLR 3 187 #define RME96_INPUT_ANALOG 4 188 189 /* Clock modes */ 190 #define RME96_CLOCKMODE_SLAVE 0 191 #define RME96_CLOCKMODE_MASTER 1 192 #define RME96_CLOCKMODE_WORDCLOCK 2 193 194 /* Block sizes in bytes */ 195 #define RME96_SMALL_BLOCK_SIZE 2048 196 #define RME96_LARGE_BLOCK_SIZE 8192 197 198 /* Volume control */ 199 #define RME96_AD1852_VOL_BITS 14 200 #define RME96_AD1855_VOL_BITS 10 201 202 /* Defines for snd_rme96_trigger */ 203 #define RME96_TB_START_PLAYBACK 1 204 #define RME96_TB_START_CAPTURE 2 205 #define RME96_TB_STOP_PLAYBACK 4 206 #define RME96_TB_STOP_CAPTURE 8 207 #define RME96_TB_RESET_PLAYPOS 16 208 #define RME96_TB_RESET_CAPTUREPOS 32 209 #define RME96_TB_CLEAR_PLAYBACK_IRQ 64 210 #define RME96_TB_CLEAR_CAPTURE_IRQ 128 211 #define RME96_RESUME_PLAYBACK (RME96_TB_START_PLAYBACK) 212 #define RME96_RESUME_CAPTURE (RME96_TB_START_CAPTURE) 213 #define RME96_RESUME_BOTH (RME96_RESUME_PLAYBACK \ 214 | RME96_RESUME_CAPTURE) 215 #define RME96_START_PLAYBACK (RME96_TB_START_PLAYBACK \ 216 | RME96_TB_RESET_PLAYPOS) 217 #define RME96_START_CAPTURE (RME96_TB_START_CAPTURE \ 218 | RME96_TB_RESET_CAPTUREPOS) 219 #define RME96_START_BOTH (RME96_START_PLAYBACK \ 220 | RME96_START_CAPTURE) 221 #define RME96_STOP_PLAYBACK (RME96_TB_STOP_PLAYBACK \ 222 | RME96_TB_CLEAR_PLAYBACK_IRQ) 223 #define RME96_STOP_CAPTURE (RME96_TB_STOP_CAPTURE \ 224 | RME96_TB_CLEAR_CAPTURE_IRQ) 225 #define RME96_STOP_BOTH (RME96_STOP_PLAYBACK \ 226 | RME96_STOP_CAPTURE) 227 228 struct rme96 { 229 spinlock_t lock; 230 int irq; 231 unsigned long port; 232 void __iomem *iobase; 233 234 u32 wcreg; /* cached write control register value */ 235 u32 wcreg_spdif; /* S/PDIF setup */ 236 u32 wcreg_spdif_stream; /* S/PDIF setup (temporary) */ 237 u32 rcreg; /* cached read control register value */ 238 u32 areg; /* cached additional register value */ 239 u16 vol[2]; /* cached volume of analog output */ 240 241 u8 rev; /* card revision number */ 242 243 #ifdef CONFIG_PM_SLEEP 244 u32 playback_pointer; 245 u32 capture_pointer; 246 void *playback_suspend_buffer; 247 void *capture_suspend_buffer; 248 #endif 249 250 struct snd_pcm_substream *playback_substream; 251 struct snd_pcm_substream *capture_substream; 252 253 int playback_frlog; /* log2 of framesize */ 254 int capture_frlog; 255 256 size_t playback_periodsize; /* in bytes, zero if not used */ 257 size_t capture_periodsize; /* in bytes, zero if not used */ 258 259 struct snd_card *card; 260 struct snd_pcm *spdif_pcm; 261 struct snd_pcm *adat_pcm; 262 struct pci_dev *pci; 263 struct snd_kcontrol *spdif_ctl; 264 }; 265 266 static const struct pci_device_id snd_rme96_ids[] = { 267 { PCI_VDEVICE(XILINX, PCI_DEVICE_ID_RME_DIGI96), 0, }, 268 { PCI_VDEVICE(XILINX, PCI_DEVICE_ID_RME_DIGI96_8), 0, }, 269 { PCI_VDEVICE(XILINX, PCI_DEVICE_ID_RME_DIGI96_8_PRO), 0, }, 270 { PCI_VDEVICE(XILINX, PCI_DEVICE_ID_RME_DIGI96_8_PAD_OR_PST), 0, }, 271 { 0, } 272 }; 273 274 MODULE_DEVICE_TABLE(pci, snd_rme96_ids); 275 276 #define RME96_ISPLAYING(rme96) ((rme96)->wcreg & RME96_WCR_START) 277 #define RME96_ISRECORDING(rme96) ((rme96)->wcreg & RME96_WCR_START_2) 278 #define RME96_HAS_ANALOG_IN(rme96) ((rme96)->pci->device == PCI_DEVICE_ID_RME_DIGI96_8_PAD_OR_PST) 279 #define RME96_HAS_ANALOG_OUT(rme96) ((rme96)->pci->device == PCI_DEVICE_ID_RME_DIGI96_8_PRO || \ 280 (rme96)->pci->device == PCI_DEVICE_ID_RME_DIGI96_8_PAD_OR_PST) 281 #define RME96_DAC_IS_1852(rme96) (RME96_HAS_ANALOG_OUT(rme96) && (rme96)->rev >= 4) 282 #define RME96_DAC_IS_1855(rme96) (((rme96)->pci->device == PCI_DEVICE_ID_RME_DIGI96_8_PAD_OR_PST && (rme96)->rev < 4) || \ 283 ((rme96)->pci->device == PCI_DEVICE_ID_RME_DIGI96_8_PRO && (rme96)->rev == 2)) 284 #define RME96_185X_MAX_OUT(rme96) ((1 << (RME96_DAC_IS_1852(rme96) ? RME96_AD1852_VOL_BITS : RME96_AD1855_VOL_BITS)) - 1) 285 286 static int 287 snd_rme96_playback_prepare(struct snd_pcm_substream *substream); 288 289 static int 290 snd_rme96_capture_prepare(struct snd_pcm_substream *substream); 291 292 static int 293 snd_rme96_playback_trigger(struct snd_pcm_substream *substream, 294 int cmd); 295 296 static int 297 snd_rme96_capture_trigger(struct snd_pcm_substream *substream, 298 int cmd); 299 300 static snd_pcm_uframes_t 301 snd_rme96_playback_pointer(struct snd_pcm_substream *substream); 302 303 static snd_pcm_uframes_t 304 snd_rme96_capture_pointer(struct snd_pcm_substream *substream); 305 306 static void snd_rme96_proc_init(struct rme96 *rme96); 307 308 static int 309 snd_rme96_create_switches(struct snd_card *card, 310 struct rme96 *rme96); 311 312 static int 313 snd_rme96_getinputtype(struct rme96 *rme96); 314 315 static inline unsigned int 316 snd_rme96_playback_ptr(struct rme96 *rme96) 317 { 318 return (readl(rme96->iobase + RME96_IO_GET_PLAY_POS) 319 & RME96_RCR_AUDIO_ADDR_MASK) >> rme96->playback_frlog; 320 } 321 322 static inline unsigned int 323 snd_rme96_capture_ptr(struct rme96 *rme96) 324 { 325 return (readl(rme96->iobase + RME96_IO_GET_REC_POS) 326 & RME96_RCR_AUDIO_ADDR_MASK) >> rme96->capture_frlog; 327 } 328 329 static int 330 snd_rme96_playback_silence(struct snd_pcm_substream *substream, 331 int channel, /* not used (interleaved data) */ 332 snd_pcm_uframes_t pos, 333 snd_pcm_uframes_t count) 334 { 335 struct rme96 *rme96 = snd_pcm_substream_chip(substream); 336 count <<= rme96->playback_frlog; 337 pos <<= rme96->playback_frlog; 338 memset_io(rme96->iobase + RME96_IO_PLAY_BUFFER + pos, 339 0, count); 340 return 0; 341 } 342 343 static int 344 snd_rme96_playback_copy(struct snd_pcm_substream *substream, 345 int channel, /* not used (interleaved data) */ 346 snd_pcm_uframes_t pos, 347 void __user *src, 348 snd_pcm_uframes_t count) 349 { 350 struct rme96 *rme96 = snd_pcm_substream_chip(substream); 351 count <<= rme96->playback_frlog; 352 pos <<= rme96->playback_frlog; 353 return copy_from_user_toio(rme96->iobase + RME96_IO_PLAY_BUFFER + pos, src, 354 count); 355 } 356 357 static int 358 snd_rme96_capture_copy(struct snd_pcm_substream *substream, 359 int channel, /* not used (interleaved data) */ 360 snd_pcm_uframes_t pos, 361 void __user *dst, 362 snd_pcm_uframes_t count) 363 { 364 struct rme96 *rme96 = snd_pcm_substream_chip(substream); 365 count <<= rme96->capture_frlog; 366 pos <<= rme96->capture_frlog; 367 return copy_to_user_fromio(dst, rme96->iobase + RME96_IO_REC_BUFFER + pos, 368 count); 369 } 370 371 /* 372 * Digital output capabilities (S/PDIF) 373 */ 374 static struct snd_pcm_hardware snd_rme96_playback_spdif_info = 375 { 376 .info = (SNDRV_PCM_INFO_MMAP_IOMEM | 377 SNDRV_PCM_INFO_MMAP_VALID | 378 SNDRV_PCM_INFO_SYNC_START | 379 SNDRV_PCM_INFO_RESUME | 380 SNDRV_PCM_INFO_INTERLEAVED | 381 SNDRV_PCM_INFO_PAUSE), 382 .formats = (SNDRV_PCM_FMTBIT_S16_LE | 383 SNDRV_PCM_FMTBIT_S32_LE), 384 .rates = (SNDRV_PCM_RATE_32000 | 385 SNDRV_PCM_RATE_44100 | 386 SNDRV_PCM_RATE_48000 | 387 SNDRV_PCM_RATE_64000 | 388 SNDRV_PCM_RATE_88200 | 389 SNDRV_PCM_RATE_96000), 390 .rate_min = 32000, 391 .rate_max = 96000, 392 .channels_min = 2, 393 .channels_max = 2, 394 .buffer_bytes_max = RME96_BUFFER_SIZE, 395 .period_bytes_min = RME96_SMALL_BLOCK_SIZE, 396 .period_bytes_max = RME96_LARGE_BLOCK_SIZE, 397 .periods_min = RME96_BUFFER_SIZE / RME96_LARGE_BLOCK_SIZE, 398 .periods_max = RME96_BUFFER_SIZE / RME96_SMALL_BLOCK_SIZE, 399 .fifo_size = 0, 400 }; 401 402 /* 403 * Digital input capabilities (S/PDIF) 404 */ 405 static struct snd_pcm_hardware snd_rme96_capture_spdif_info = 406 { 407 .info = (SNDRV_PCM_INFO_MMAP_IOMEM | 408 SNDRV_PCM_INFO_MMAP_VALID | 409 SNDRV_PCM_INFO_SYNC_START | 410 SNDRV_PCM_INFO_RESUME | 411 SNDRV_PCM_INFO_INTERLEAVED | 412 SNDRV_PCM_INFO_PAUSE), 413 .formats = (SNDRV_PCM_FMTBIT_S16_LE | 414 SNDRV_PCM_FMTBIT_S32_LE), 415 .rates = (SNDRV_PCM_RATE_32000 | 416 SNDRV_PCM_RATE_44100 | 417 SNDRV_PCM_RATE_48000 | 418 SNDRV_PCM_RATE_64000 | 419 SNDRV_PCM_RATE_88200 | 420 SNDRV_PCM_RATE_96000), 421 .rate_min = 32000, 422 .rate_max = 96000, 423 .channels_min = 2, 424 .channels_max = 2, 425 .buffer_bytes_max = RME96_BUFFER_SIZE, 426 .period_bytes_min = RME96_SMALL_BLOCK_SIZE, 427 .period_bytes_max = RME96_LARGE_BLOCK_SIZE, 428 .periods_min = RME96_BUFFER_SIZE / RME96_LARGE_BLOCK_SIZE, 429 .periods_max = RME96_BUFFER_SIZE / RME96_SMALL_BLOCK_SIZE, 430 .fifo_size = 0, 431 }; 432 433 /* 434 * Digital output capabilities (ADAT) 435 */ 436 static struct snd_pcm_hardware snd_rme96_playback_adat_info = 437 { 438 .info = (SNDRV_PCM_INFO_MMAP_IOMEM | 439 SNDRV_PCM_INFO_MMAP_VALID | 440 SNDRV_PCM_INFO_SYNC_START | 441 SNDRV_PCM_INFO_RESUME | 442 SNDRV_PCM_INFO_INTERLEAVED | 443 SNDRV_PCM_INFO_PAUSE), 444 .formats = (SNDRV_PCM_FMTBIT_S16_LE | 445 SNDRV_PCM_FMTBIT_S32_LE), 446 .rates = (SNDRV_PCM_RATE_44100 | 447 SNDRV_PCM_RATE_48000), 448 .rate_min = 44100, 449 .rate_max = 48000, 450 .channels_min = 8, 451 .channels_max = 8, 452 .buffer_bytes_max = RME96_BUFFER_SIZE, 453 .period_bytes_min = RME96_SMALL_BLOCK_SIZE, 454 .period_bytes_max = RME96_LARGE_BLOCK_SIZE, 455 .periods_min = RME96_BUFFER_SIZE / RME96_LARGE_BLOCK_SIZE, 456 .periods_max = RME96_BUFFER_SIZE / RME96_SMALL_BLOCK_SIZE, 457 .fifo_size = 0, 458 }; 459 460 /* 461 * Digital input capabilities (ADAT) 462 */ 463 static struct snd_pcm_hardware snd_rme96_capture_adat_info = 464 { 465 .info = (SNDRV_PCM_INFO_MMAP_IOMEM | 466 SNDRV_PCM_INFO_MMAP_VALID | 467 SNDRV_PCM_INFO_SYNC_START | 468 SNDRV_PCM_INFO_RESUME | 469 SNDRV_PCM_INFO_INTERLEAVED | 470 SNDRV_PCM_INFO_PAUSE), 471 .formats = (SNDRV_PCM_FMTBIT_S16_LE | 472 SNDRV_PCM_FMTBIT_S32_LE), 473 .rates = (SNDRV_PCM_RATE_44100 | 474 SNDRV_PCM_RATE_48000), 475 .rate_min = 44100, 476 .rate_max = 48000, 477 .channels_min = 8, 478 .channels_max = 8, 479 .buffer_bytes_max = RME96_BUFFER_SIZE, 480 .period_bytes_min = RME96_SMALL_BLOCK_SIZE, 481 .period_bytes_max = RME96_LARGE_BLOCK_SIZE, 482 .periods_min = RME96_BUFFER_SIZE / RME96_LARGE_BLOCK_SIZE, 483 .periods_max = RME96_BUFFER_SIZE / RME96_SMALL_BLOCK_SIZE, 484 .fifo_size = 0, 485 }; 486 487 /* 488 * The CDATA, CCLK and CLATCH bits can be used to write to the SPI interface 489 * of the AD1852 or AD1852 D/A converter on the board. CDATA must be set up 490 * on the falling edge of CCLK and be stable on the rising edge. The rising 491 * edge of CLATCH after the last data bit clocks in the whole data word. 492 * A fast processor could probably drive the SPI interface faster than the 493 * DAC can handle (3MHz for the 1855, unknown for the 1852). The udelay(1) 494 * limits the data rate to 500KHz and only causes a delay of 33 microsecs. 495 * 496 * NOTE: increased delay from 1 to 10, since there where problems setting 497 * the volume. 498 */ 499 static void 500 snd_rme96_write_SPI(struct rme96 *rme96, u16 val) 501 { 502 int i; 503 504 for (i = 0; i < 16; i++) { 505 if (val & 0x8000) { 506 rme96->areg |= RME96_AR_CDATA; 507 } else { 508 rme96->areg &= ~RME96_AR_CDATA; 509 } 510 rme96->areg &= ~(RME96_AR_CCLK | RME96_AR_CLATCH); 511 writel(rme96->areg, rme96->iobase + RME96_IO_ADDITIONAL_REG); 512 udelay(10); 513 rme96->areg |= RME96_AR_CCLK; 514 writel(rme96->areg, rme96->iobase + RME96_IO_ADDITIONAL_REG); 515 udelay(10); 516 val <<= 1; 517 } 518 rme96->areg &= ~(RME96_AR_CCLK | RME96_AR_CDATA); 519 rme96->areg |= RME96_AR_CLATCH; 520 writel(rme96->areg, rme96->iobase + RME96_IO_ADDITIONAL_REG); 521 udelay(10); 522 rme96->areg &= ~RME96_AR_CLATCH; 523 writel(rme96->areg, rme96->iobase + RME96_IO_ADDITIONAL_REG); 524 } 525 526 static void 527 snd_rme96_apply_dac_volume(struct rme96 *rme96) 528 { 529 if (RME96_DAC_IS_1852(rme96)) { 530 snd_rme96_write_SPI(rme96, (rme96->vol[0] << 2) | 0x0); 531 snd_rme96_write_SPI(rme96, (rme96->vol[1] << 2) | 0x2); 532 } else if (RME96_DAC_IS_1855(rme96)) { 533 snd_rme96_write_SPI(rme96, (rme96->vol[0] & 0x3FF) | 0x000); 534 snd_rme96_write_SPI(rme96, (rme96->vol[1] & 0x3FF) | 0x400); 535 } 536 } 537 538 static void 539 snd_rme96_reset_dac(struct rme96 *rme96) 540 { 541 writel(rme96->wcreg | RME96_WCR_PD, 542 rme96->iobase + RME96_IO_CONTROL_REGISTER); 543 writel(rme96->wcreg, rme96->iobase + RME96_IO_CONTROL_REGISTER); 544 } 545 546 static int 547 snd_rme96_getmontracks(struct rme96 *rme96) 548 { 549 return ((rme96->wcreg >> RME96_WCR_BITPOS_MONITOR_0) & 1) + 550 (((rme96->wcreg >> RME96_WCR_BITPOS_MONITOR_1) & 1) << 1); 551 } 552 553 static int 554 snd_rme96_setmontracks(struct rme96 *rme96, 555 int montracks) 556 { 557 if (montracks & 1) { 558 rme96->wcreg |= RME96_WCR_MONITOR_0; 559 } else { 560 rme96->wcreg &= ~RME96_WCR_MONITOR_0; 561 } 562 if (montracks & 2) { 563 rme96->wcreg |= RME96_WCR_MONITOR_1; 564 } else { 565 rme96->wcreg &= ~RME96_WCR_MONITOR_1; 566 } 567 writel(rme96->wcreg, rme96->iobase + RME96_IO_CONTROL_REGISTER); 568 return 0; 569 } 570 571 static int 572 snd_rme96_getattenuation(struct rme96 *rme96) 573 { 574 return ((rme96->wcreg >> RME96_WCR_BITPOS_GAIN_0) & 1) + 575 (((rme96->wcreg >> RME96_WCR_BITPOS_GAIN_1) & 1) << 1); 576 } 577 578 static int 579 snd_rme96_setattenuation(struct rme96 *rme96, 580 int attenuation) 581 { 582 switch (attenuation) { 583 case 0: 584 rme96->wcreg = (rme96->wcreg & ~RME96_WCR_GAIN_0) & 585 ~RME96_WCR_GAIN_1; 586 break; 587 case 1: 588 rme96->wcreg = (rme96->wcreg | RME96_WCR_GAIN_0) & 589 ~RME96_WCR_GAIN_1; 590 break; 591 case 2: 592 rme96->wcreg = (rme96->wcreg & ~RME96_WCR_GAIN_0) | 593 RME96_WCR_GAIN_1; 594 break; 595 case 3: 596 rme96->wcreg = (rme96->wcreg | RME96_WCR_GAIN_0) | 597 RME96_WCR_GAIN_1; 598 break; 599 default: 600 return -EINVAL; 601 } 602 writel(rme96->wcreg, rme96->iobase + RME96_IO_CONTROL_REGISTER); 603 return 0; 604 } 605 606 static int 607 snd_rme96_capture_getrate(struct rme96 *rme96, 608 int *is_adat) 609 { 610 int n, rate; 611 612 *is_adat = 0; 613 if (rme96->areg & RME96_AR_ANALOG) { 614 /* Analog input, overrides S/PDIF setting */ 615 n = ((rme96->areg >> RME96_AR_BITPOS_F0) & 1) + 616 (((rme96->areg >> RME96_AR_BITPOS_F1) & 1) << 1); 617 switch (n) { 618 case 1: 619 rate = 32000; 620 break; 621 case 2: 622 rate = 44100; 623 break; 624 case 3: 625 rate = 48000; 626 break; 627 default: 628 return -1; 629 } 630 return (rme96->areg & RME96_AR_BITPOS_F2) ? rate << 1 : rate; 631 } 632 633 rme96->rcreg = readl(rme96->iobase + RME96_IO_CONTROL_REGISTER); 634 if (rme96->rcreg & RME96_RCR_LOCK) { 635 /* ADAT rate */ 636 *is_adat = 1; 637 if (rme96->rcreg & RME96_RCR_T_OUT) { 638 return 48000; 639 } 640 return 44100; 641 } 642 643 if (rme96->rcreg & RME96_RCR_VERF) { 644 return -1; 645 } 646 647 /* S/PDIF rate */ 648 n = ((rme96->rcreg >> RME96_RCR_BITPOS_F0) & 1) + 649 (((rme96->rcreg >> RME96_RCR_BITPOS_F1) & 1) << 1) + 650 (((rme96->rcreg >> RME96_RCR_BITPOS_F2) & 1) << 2); 651 652 switch (n) { 653 case 0: 654 if (rme96->rcreg & RME96_RCR_T_OUT) { 655 return 64000; 656 } 657 return -1; 658 case 3: return 96000; 659 case 4: return 88200; 660 case 5: return 48000; 661 case 6: return 44100; 662 case 7: return 32000; 663 default: 664 break; 665 } 666 return -1; 667 } 668 669 static int 670 snd_rme96_playback_getrate(struct rme96 *rme96) 671 { 672 int rate, dummy; 673 674 if (!(rme96->wcreg & RME96_WCR_MASTER) && 675 snd_rme96_getinputtype(rme96) != RME96_INPUT_ANALOG && 676 (rate = snd_rme96_capture_getrate(rme96, &dummy)) > 0) 677 { 678 /* slave clock */ 679 return rate; 680 } 681 rate = ((rme96->wcreg >> RME96_WCR_BITPOS_FREQ_0) & 1) + 682 (((rme96->wcreg >> RME96_WCR_BITPOS_FREQ_1) & 1) << 1); 683 switch (rate) { 684 case 1: 685 rate = 32000; 686 break; 687 case 2: 688 rate = 44100; 689 break; 690 case 3: 691 rate = 48000; 692 break; 693 default: 694 return -1; 695 } 696 return (rme96->wcreg & RME96_WCR_DS) ? rate << 1 : rate; 697 } 698 699 static int 700 snd_rme96_playback_setrate(struct rme96 *rme96, 701 int rate) 702 { 703 int ds; 704 705 ds = rme96->wcreg & RME96_WCR_DS; 706 switch (rate) { 707 case 32000: 708 rme96->wcreg &= ~RME96_WCR_DS; 709 rme96->wcreg = (rme96->wcreg | RME96_WCR_FREQ_0) & 710 ~RME96_WCR_FREQ_1; 711 break; 712 case 44100: 713 rme96->wcreg &= ~RME96_WCR_DS; 714 rme96->wcreg = (rme96->wcreg | RME96_WCR_FREQ_1) & 715 ~RME96_WCR_FREQ_0; 716 break; 717 case 48000: 718 rme96->wcreg &= ~RME96_WCR_DS; 719 rme96->wcreg = (rme96->wcreg | RME96_WCR_FREQ_0) | 720 RME96_WCR_FREQ_1; 721 break; 722 case 64000: 723 rme96->wcreg |= RME96_WCR_DS; 724 rme96->wcreg = (rme96->wcreg | RME96_WCR_FREQ_0) & 725 ~RME96_WCR_FREQ_1; 726 break; 727 case 88200: 728 rme96->wcreg |= RME96_WCR_DS; 729 rme96->wcreg = (rme96->wcreg | RME96_WCR_FREQ_1) & 730 ~RME96_WCR_FREQ_0; 731 break; 732 case 96000: 733 rme96->wcreg |= RME96_WCR_DS; 734 rme96->wcreg = (rme96->wcreg | RME96_WCR_FREQ_0) | 735 RME96_WCR_FREQ_1; 736 break; 737 default: 738 return -EINVAL; 739 } 740 if ((!ds && rme96->wcreg & RME96_WCR_DS) || 741 (ds && !(rme96->wcreg & RME96_WCR_DS))) 742 { 743 /* change to/from double-speed: reset the DAC (if available) */ 744 snd_rme96_reset_dac(rme96); 745 } else { 746 writel(rme96->wcreg, rme96->iobase + RME96_IO_CONTROL_REGISTER); 747 } 748 return 0; 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, 926 int format) 927 { 928 switch (format) { 929 case SNDRV_PCM_FORMAT_S16_LE: 930 rme96->wcreg &= ~RME96_WCR_MODE24; 931 break; 932 case SNDRV_PCM_FORMAT_S32_LE: 933 rme96->wcreg |= RME96_WCR_MODE24; 934 break; 935 default: 936 return -EINVAL; 937 } 938 writel(rme96->wcreg, rme96->iobase + RME96_IO_CONTROL_REGISTER); 939 return 0; 940 } 941 942 static int 943 snd_rme96_capture_setformat(struct rme96 *rme96, 944 int format) 945 { 946 switch (format) { 947 case SNDRV_PCM_FORMAT_S16_LE: 948 rme96->wcreg &= ~RME96_WCR_MODE24_2; 949 break; 950 case SNDRV_PCM_FORMAT_S32_LE: 951 rme96->wcreg |= RME96_WCR_MODE24_2; 952 break; 953 default: 954 return -EINVAL; 955 } 956 writel(rme96->wcreg, rme96->iobase + RME96_IO_CONTROL_REGISTER); 957 return 0; 958 } 959 960 static void 961 snd_rme96_set_period_properties(struct rme96 *rme96, 962 size_t period_bytes) 963 { 964 switch (period_bytes) { 965 case RME96_LARGE_BLOCK_SIZE: 966 rme96->wcreg &= ~RME96_WCR_ISEL; 967 break; 968 case RME96_SMALL_BLOCK_SIZE: 969 rme96->wcreg |= RME96_WCR_ISEL; 970 break; 971 default: 972 snd_BUG(); 973 break; 974 } 975 rme96->wcreg &= ~RME96_WCR_IDIS; 976 writel(rme96->wcreg, rme96->iobase + RME96_IO_CONTROL_REGISTER); 977 } 978 979 static int 980 snd_rme96_playback_hw_params(struct snd_pcm_substream *substream, 981 struct snd_pcm_hw_params *params) 982 { 983 struct rme96 *rme96 = snd_pcm_substream_chip(substream); 984 struct snd_pcm_runtime *runtime = substream->runtime; 985 int err, rate, dummy; 986 987 runtime->dma_area = (void __force *)(rme96->iobase + 988 RME96_IO_PLAY_BUFFER); 989 runtime->dma_addr = rme96->port + RME96_IO_PLAY_BUFFER; 990 runtime->dma_bytes = RME96_BUFFER_SIZE; 991 992 spin_lock_irq(&rme96->lock); 993 if (!(rme96->wcreg & RME96_WCR_MASTER) && 994 snd_rme96_getinputtype(rme96) != RME96_INPUT_ANALOG && 995 (rate = snd_rme96_capture_getrate(rme96, &dummy)) > 0) 996 { 997 /* slave clock */ 998 if ((int)params_rate(params) != rate) { 999 spin_unlock_irq(&rme96->lock); 1000 return -EIO; 1001 } 1002 } else if ((err = snd_rme96_playback_setrate(rme96, params_rate(params))) < 0) { 1003 spin_unlock_irq(&rme96->lock); 1004 return err; 1005 } 1006 if ((err = snd_rme96_playback_setformat(rme96, params_format(params))) < 0) { 1007 spin_unlock_irq(&rme96->lock); 1008 return err; 1009 } 1010 snd_rme96_setframelog(rme96, params_channels(params), 1); 1011 if (rme96->capture_periodsize != 0) { 1012 if (params_period_size(params) << rme96->playback_frlog != 1013 rme96->capture_periodsize) 1014 { 1015 spin_unlock_irq(&rme96->lock); 1016 return -EBUSY; 1017 } 1018 } 1019 rme96->playback_periodsize = 1020 params_period_size(params) << rme96->playback_frlog; 1021 snd_rme96_set_period_properties(rme96, rme96->playback_periodsize); 1022 /* S/PDIF setup */ 1023 if ((rme96->wcreg & RME96_WCR_ADAT) == 0) { 1024 rme96->wcreg &= ~(RME96_WCR_PRO | RME96_WCR_DOLBY | RME96_WCR_EMP); 1025 writel(rme96->wcreg |= rme96->wcreg_spdif_stream, rme96->iobase + RME96_IO_CONTROL_REGISTER); 1026 } 1027 spin_unlock_irq(&rme96->lock); 1028 1029 return 0; 1030 } 1031 1032 static int 1033 snd_rme96_capture_hw_params(struct snd_pcm_substream *substream, 1034 struct snd_pcm_hw_params *params) 1035 { 1036 struct rme96 *rme96 = snd_pcm_substream_chip(substream); 1037 struct snd_pcm_runtime *runtime = substream->runtime; 1038 int err, isadat, rate; 1039 1040 runtime->dma_area = (void __force *)(rme96->iobase + 1041 RME96_IO_REC_BUFFER); 1042 runtime->dma_addr = rme96->port + RME96_IO_REC_BUFFER; 1043 runtime->dma_bytes = RME96_BUFFER_SIZE; 1044 1045 spin_lock_irq(&rme96->lock); 1046 if ((err = snd_rme96_capture_setformat(rme96, params_format(params))) < 0) { 1047 spin_unlock_irq(&rme96->lock); 1048 return err; 1049 } 1050 if (snd_rme96_getinputtype(rme96) == RME96_INPUT_ANALOG) { 1051 if ((err = snd_rme96_capture_analog_setrate(rme96, 1052 params_rate(params))) < 0) 1053 { 1054 spin_unlock_irq(&rme96->lock); 1055 return err; 1056 } 1057 } else if ((rate = snd_rme96_capture_getrate(rme96, &isadat)) > 0) { 1058 if ((int)params_rate(params) != rate) { 1059 spin_unlock_irq(&rme96->lock); 1060 return -EIO; 1061 } 1062 if ((isadat && runtime->hw.channels_min == 2) || 1063 (!isadat && runtime->hw.channels_min == 8)) 1064 { 1065 spin_unlock_irq(&rme96->lock); 1066 return -EIO; 1067 } 1068 } 1069 snd_rme96_setframelog(rme96, params_channels(params), 0); 1070 if (rme96->playback_periodsize != 0) { 1071 if (params_period_size(params) << rme96->capture_frlog != 1072 rme96->playback_periodsize) 1073 { 1074 spin_unlock_irq(&rme96->lock); 1075 return -EBUSY; 1076 } 1077 } 1078 rme96->capture_periodsize = 1079 params_period_size(params) << rme96->capture_frlog; 1080 snd_rme96_set_period_properties(rme96, rme96->capture_periodsize); 1081 spin_unlock_irq(&rme96->lock); 1082 1083 return 0; 1084 } 1085 1086 static void 1087 snd_rme96_trigger(struct rme96 *rme96, 1088 int op) 1089 { 1090 if (op & RME96_TB_RESET_PLAYPOS) 1091 writel(0, rme96->iobase + RME96_IO_RESET_PLAY_POS); 1092 if (op & RME96_TB_RESET_CAPTUREPOS) 1093 writel(0, rme96->iobase + RME96_IO_RESET_REC_POS); 1094 if (op & RME96_TB_CLEAR_PLAYBACK_IRQ) { 1095 rme96->rcreg = readl(rme96->iobase + RME96_IO_CONTROL_REGISTER); 1096 if (rme96->rcreg & RME96_RCR_IRQ) 1097 writel(0, rme96->iobase + RME96_IO_CONFIRM_PLAY_IRQ); 1098 } 1099 if (op & RME96_TB_CLEAR_CAPTURE_IRQ) { 1100 rme96->rcreg = readl(rme96->iobase + RME96_IO_CONTROL_REGISTER); 1101 if (rme96->rcreg & RME96_RCR_IRQ_2) 1102 writel(0, rme96->iobase + RME96_IO_CONFIRM_REC_IRQ); 1103 } 1104 if (op & RME96_TB_START_PLAYBACK) 1105 rme96->wcreg |= RME96_WCR_START; 1106 if (op & RME96_TB_STOP_PLAYBACK) 1107 rme96->wcreg &= ~RME96_WCR_START; 1108 if (op & RME96_TB_START_CAPTURE) 1109 rme96->wcreg |= RME96_WCR_START_2; 1110 if (op & RME96_TB_STOP_CAPTURE) 1111 rme96->wcreg &= ~RME96_WCR_START_2; 1112 writel(rme96->wcreg, rme96->iobase + RME96_IO_CONTROL_REGISTER); 1113 } 1114 1115 1116 1117 static irqreturn_t 1118 snd_rme96_interrupt(int irq, 1119 void *dev_id) 1120 { 1121 struct rme96 *rme96 = (struct rme96 *)dev_id; 1122 1123 rme96->rcreg = readl(rme96->iobase + RME96_IO_CONTROL_REGISTER); 1124 /* fastpath out, to ease interrupt sharing */ 1125 if (!((rme96->rcreg & RME96_RCR_IRQ) || 1126 (rme96->rcreg & RME96_RCR_IRQ_2))) 1127 { 1128 return IRQ_NONE; 1129 } 1130 1131 if (rme96->rcreg & RME96_RCR_IRQ) { 1132 /* playback */ 1133 snd_pcm_period_elapsed(rme96->playback_substream); 1134 writel(0, rme96->iobase + RME96_IO_CONFIRM_PLAY_IRQ); 1135 } 1136 if (rme96->rcreg & RME96_RCR_IRQ_2) { 1137 /* capture */ 1138 snd_pcm_period_elapsed(rme96->capture_substream); 1139 writel(0, rme96->iobase + RME96_IO_CONFIRM_REC_IRQ); 1140 } 1141 return IRQ_HANDLED; 1142 } 1143 1144 static unsigned int period_bytes[] = { RME96_SMALL_BLOCK_SIZE, RME96_LARGE_BLOCK_SIZE }; 1145 1146 static struct snd_pcm_hw_constraint_list hw_constraints_period_bytes = { 1147 .count = ARRAY_SIZE(period_bytes), 1148 .list = period_bytes, 1149 .mask = 0 1150 }; 1151 1152 static void 1153 rme96_set_buffer_size_constraint(struct rme96 *rme96, 1154 struct snd_pcm_runtime *runtime) 1155 { 1156 unsigned int size; 1157 1158 snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_BUFFER_BYTES, 1159 RME96_BUFFER_SIZE, RME96_BUFFER_SIZE); 1160 if ((size = rme96->playback_periodsize) != 0 || 1161 (size = rme96->capture_periodsize) != 0) 1162 snd_pcm_hw_constraint_minmax(runtime, 1163 SNDRV_PCM_HW_PARAM_PERIOD_BYTES, 1164 size, size); 1165 else 1166 snd_pcm_hw_constraint_list(runtime, 0, 1167 SNDRV_PCM_HW_PARAM_PERIOD_BYTES, 1168 &hw_constraints_period_bytes); 1169 } 1170 1171 static int 1172 snd_rme96_playback_spdif_open(struct snd_pcm_substream *substream) 1173 { 1174 int rate, dummy; 1175 struct rme96 *rme96 = snd_pcm_substream_chip(substream); 1176 struct snd_pcm_runtime *runtime = substream->runtime; 1177 1178 snd_pcm_set_sync(substream); 1179 spin_lock_irq(&rme96->lock); 1180 if (rme96->playback_substream != NULL) { 1181 spin_unlock_irq(&rme96->lock); 1182 return -EBUSY; 1183 } 1184 rme96->wcreg &= ~RME96_WCR_ADAT; 1185 writel(rme96->wcreg, rme96->iobase + RME96_IO_CONTROL_REGISTER); 1186 rme96->playback_substream = substream; 1187 spin_unlock_irq(&rme96->lock); 1188 1189 runtime->hw = snd_rme96_playback_spdif_info; 1190 if (!(rme96->wcreg & RME96_WCR_MASTER) && 1191 snd_rme96_getinputtype(rme96) != RME96_INPUT_ANALOG && 1192 (rate = snd_rme96_capture_getrate(rme96, &dummy)) > 0) 1193 { 1194 /* slave clock */ 1195 runtime->hw.rates = snd_pcm_rate_to_rate_bit(rate); 1196 runtime->hw.rate_min = rate; 1197 runtime->hw.rate_max = rate; 1198 } 1199 rme96_set_buffer_size_constraint(rme96, runtime); 1200 1201 rme96->wcreg_spdif_stream = rme96->wcreg_spdif; 1202 rme96->spdif_ctl->vd[0].access &= ~SNDRV_CTL_ELEM_ACCESS_INACTIVE; 1203 snd_ctl_notify(rme96->card, SNDRV_CTL_EVENT_MASK_VALUE | 1204 SNDRV_CTL_EVENT_MASK_INFO, &rme96->spdif_ctl->id); 1205 return 0; 1206 } 1207 1208 static int 1209 snd_rme96_capture_spdif_open(struct snd_pcm_substream *substream) 1210 { 1211 int isadat, rate; 1212 struct rme96 *rme96 = snd_pcm_substream_chip(substream); 1213 struct snd_pcm_runtime *runtime = substream->runtime; 1214 1215 snd_pcm_set_sync(substream); 1216 runtime->hw = snd_rme96_capture_spdif_info; 1217 if (snd_rme96_getinputtype(rme96) != RME96_INPUT_ANALOG && 1218 (rate = snd_rme96_capture_getrate(rme96, &isadat)) > 0) 1219 { 1220 if (isadat) { 1221 return -EIO; 1222 } 1223 runtime->hw.rates = snd_pcm_rate_to_rate_bit(rate); 1224 runtime->hw.rate_min = rate; 1225 runtime->hw.rate_max = rate; 1226 } 1227 1228 spin_lock_irq(&rme96->lock); 1229 if (rme96->capture_substream != NULL) { 1230 spin_unlock_irq(&rme96->lock); 1231 return -EBUSY; 1232 } 1233 rme96->capture_substream = substream; 1234 spin_unlock_irq(&rme96->lock); 1235 1236 rme96_set_buffer_size_constraint(rme96, runtime); 1237 return 0; 1238 } 1239 1240 static int 1241 snd_rme96_playback_adat_open(struct snd_pcm_substream *substream) 1242 { 1243 int rate, dummy; 1244 struct rme96 *rme96 = snd_pcm_substream_chip(substream); 1245 struct snd_pcm_runtime *runtime = substream->runtime; 1246 1247 snd_pcm_set_sync(substream); 1248 spin_lock_irq(&rme96->lock); 1249 if (rme96->playback_substream != NULL) { 1250 spin_unlock_irq(&rme96->lock); 1251 return -EBUSY; 1252 } 1253 rme96->wcreg |= RME96_WCR_ADAT; 1254 writel(rme96->wcreg, rme96->iobase + RME96_IO_CONTROL_REGISTER); 1255 rme96->playback_substream = substream; 1256 spin_unlock_irq(&rme96->lock); 1257 1258 runtime->hw = snd_rme96_playback_adat_info; 1259 if (!(rme96->wcreg & RME96_WCR_MASTER) && 1260 snd_rme96_getinputtype(rme96) != RME96_INPUT_ANALOG && 1261 (rate = snd_rme96_capture_getrate(rme96, &dummy)) > 0) 1262 { 1263 /* slave clock */ 1264 runtime->hw.rates = snd_pcm_rate_to_rate_bit(rate); 1265 runtime->hw.rate_min = rate; 1266 runtime->hw.rate_max = rate; 1267 } 1268 rme96_set_buffer_size_constraint(rme96, runtime); 1269 return 0; 1270 } 1271 1272 static int 1273 snd_rme96_capture_adat_open(struct snd_pcm_substream *substream) 1274 { 1275 int isadat, rate; 1276 struct rme96 *rme96 = snd_pcm_substream_chip(substream); 1277 struct snd_pcm_runtime *runtime = substream->runtime; 1278 1279 snd_pcm_set_sync(substream); 1280 runtime->hw = snd_rme96_capture_adat_info; 1281 if (snd_rme96_getinputtype(rme96) == RME96_INPUT_ANALOG) { 1282 /* makes no sense to use analog input. Note that analog 1283 expension cards AEB4/8-I are RME96_INPUT_INTERNAL */ 1284 return -EIO; 1285 } 1286 if ((rate = snd_rme96_capture_getrate(rme96, &isadat)) > 0) { 1287 if (!isadat) { 1288 return -EIO; 1289 } 1290 runtime->hw.rates = snd_pcm_rate_to_rate_bit(rate); 1291 runtime->hw.rate_min = rate; 1292 runtime->hw.rate_max = rate; 1293 } 1294 1295 spin_lock_irq(&rme96->lock); 1296 if (rme96->capture_substream != NULL) { 1297 spin_unlock_irq(&rme96->lock); 1298 return -EBUSY; 1299 } 1300 rme96->capture_substream = substream; 1301 spin_unlock_irq(&rme96->lock); 1302 1303 rme96_set_buffer_size_constraint(rme96, runtime); 1304 return 0; 1305 } 1306 1307 static int 1308 snd_rme96_playback_close(struct snd_pcm_substream *substream) 1309 { 1310 struct rme96 *rme96 = snd_pcm_substream_chip(substream); 1311 int spdif = 0; 1312 1313 spin_lock_irq(&rme96->lock); 1314 if (RME96_ISPLAYING(rme96)) { 1315 snd_rme96_trigger(rme96, RME96_STOP_PLAYBACK); 1316 } 1317 rme96->playback_substream = NULL; 1318 rme96->playback_periodsize = 0; 1319 spdif = (rme96->wcreg & RME96_WCR_ADAT) == 0; 1320 spin_unlock_irq(&rme96->lock); 1321 if (spdif) { 1322 rme96->spdif_ctl->vd[0].access |= SNDRV_CTL_ELEM_ACCESS_INACTIVE; 1323 snd_ctl_notify(rme96->card, SNDRV_CTL_EVENT_MASK_VALUE | 1324 SNDRV_CTL_EVENT_MASK_INFO, &rme96->spdif_ctl->id); 1325 } 1326 return 0; 1327 } 1328 1329 static int 1330 snd_rme96_capture_close(struct snd_pcm_substream *substream) 1331 { 1332 struct rme96 *rme96 = snd_pcm_substream_chip(substream); 1333 1334 spin_lock_irq(&rme96->lock); 1335 if (RME96_ISRECORDING(rme96)) { 1336 snd_rme96_trigger(rme96, RME96_STOP_CAPTURE); 1337 } 1338 rme96->capture_substream = NULL; 1339 rme96->capture_periodsize = 0; 1340 spin_unlock_irq(&rme96->lock); 1341 return 0; 1342 } 1343 1344 static int 1345 snd_rme96_playback_prepare(struct snd_pcm_substream *substream) 1346 { 1347 struct rme96 *rme96 = snd_pcm_substream_chip(substream); 1348 1349 spin_lock_irq(&rme96->lock); 1350 if (RME96_ISPLAYING(rme96)) { 1351 snd_rme96_trigger(rme96, RME96_STOP_PLAYBACK); 1352 } 1353 writel(0, rme96->iobase + RME96_IO_RESET_PLAY_POS); 1354 spin_unlock_irq(&rme96->lock); 1355 return 0; 1356 } 1357 1358 static int 1359 snd_rme96_capture_prepare(struct snd_pcm_substream *substream) 1360 { 1361 struct rme96 *rme96 = snd_pcm_substream_chip(substream); 1362 1363 spin_lock_irq(&rme96->lock); 1364 if (RME96_ISRECORDING(rme96)) { 1365 snd_rme96_trigger(rme96, RME96_STOP_CAPTURE); 1366 } 1367 writel(0, rme96->iobase + RME96_IO_RESET_REC_POS); 1368 spin_unlock_irq(&rme96->lock); 1369 return 0; 1370 } 1371 1372 static int 1373 snd_rme96_playback_trigger(struct snd_pcm_substream *substream, 1374 int cmd) 1375 { 1376 struct rme96 *rme96 = snd_pcm_substream_chip(substream); 1377 struct snd_pcm_substream *s; 1378 bool sync; 1379 1380 snd_pcm_group_for_each_entry(s, substream) { 1381 if (snd_pcm_substream_chip(s) == rme96) 1382 snd_pcm_trigger_done(s, substream); 1383 } 1384 1385 sync = (rme96->playback_substream && rme96->capture_substream) && 1386 (rme96->playback_substream->group == 1387 rme96->capture_substream->group); 1388 1389 switch (cmd) { 1390 case SNDRV_PCM_TRIGGER_START: 1391 if (!RME96_ISPLAYING(rme96)) { 1392 if (substream != rme96->playback_substream) 1393 return -EBUSY; 1394 snd_rme96_trigger(rme96, sync ? RME96_START_BOTH 1395 : RME96_START_PLAYBACK); 1396 } 1397 break; 1398 1399 case SNDRV_PCM_TRIGGER_SUSPEND: 1400 case SNDRV_PCM_TRIGGER_STOP: 1401 if (RME96_ISPLAYING(rme96)) { 1402 if (substream != rme96->playback_substream) 1403 return -EBUSY; 1404 snd_rme96_trigger(rme96, sync ? RME96_STOP_BOTH 1405 : RME96_STOP_PLAYBACK); 1406 } 1407 break; 1408 1409 case SNDRV_PCM_TRIGGER_PAUSE_PUSH: 1410 if (RME96_ISPLAYING(rme96)) 1411 snd_rme96_trigger(rme96, sync ? RME96_STOP_BOTH 1412 : RME96_STOP_PLAYBACK); 1413 break; 1414 1415 case SNDRV_PCM_TRIGGER_RESUME: 1416 case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: 1417 if (!RME96_ISPLAYING(rme96)) 1418 snd_rme96_trigger(rme96, sync ? RME96_RESUME_BOTH 1419 : RME96_RESUME_PLAYBACK); 1420 break; 1421 1422 default: 1423 return -EINVAL; 1424 } 1425 1426 return 0; 1427 } 1428 1429 static int 1430 snd_rme96_capture_trigger(struct snd_pcm_substream *substream, 1431 int cmd) 1432 { 1433 struct rme96 *rme96 = snd_pcm_substream_chip(substream); 1434 struct snd_pcm_substream *s; 1435 bool sync; 1436 1437 snd_pcm_group_for_each_entry(s, substream) { 1438 if (snd_pcm_substream_chip(s) == rme96) 1439 snd_pcm_trigger_done(s, substream); 1440 } 1441 1442 sync = (rme96->playback_substream && rme96->capture_substream) && 1443 (rme96->playback_substream->group == 1444 rme96->capture_substream->group); 1445 1446 switch (cmd) { 1447 case SNDRV_PCM_TRIGGER_START: 1448 if (!RME96_ISRECORDING(rme96)) { 1449 if (substream != rme96->capture_substream) 1450 return -EBUSY; 1451 snd_rme96_trigger(rme96, sync ? RME96_START_BOTH 1452 : RME96_START_CAPTURE); 1453 } 1454 break; 1455 1456 case SNDRV_PCM_TRIGGER_SUSPEND: 1457 case SNDRV_PCM_TRIGGER_STOP: 1458 if (RME96_ISRECORDING(rme96)) { 1459 if (substream != rme96->capture_substream) 1460 return -EBUSY; 1461 snd_rme96_trigger(rme96, sync ? RME96_STOP_BOTH 1462 : RME96_STOP_CAPTURE); 1463 } 1464 break; 1465 1466 case SNDRV_PCM_TRIGGER_PAUSE_PUSH: 1467 if (RME96_ISRECORDING(rme96)) 1468 snd_rme96_trigger(rme96, sync ? RME96_STOP_BOTH 1469 : RME96_STOP_CAPTURE); 1470 break; 1471 1472 case SNDRV_PCM_TRIGGER_RESUME: 1473 case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: 1474 if (!RME96_ISRECORDING(rme96)) 1475 snd_rme96_trigger(rme96, sync ? RME96_RESUME_BOTH 1476 : RME96_RESUME_CAPTURE); 1477 break; 1478 1479 default: 1480 return -EINVAL; 1481 } 1482 1483 return 0; 1484 } 1485 1486 static snd_pcm_uframes_t 1487 snd_rme96_playback_pointer(struct snd_pcm_substream *substream) 1488 { 1489 struct rme96 *rme96 = snd_pcm_substream_chip(substream); 1490 return snd_rme96_playback_ptr(rme96); 1491 } 1492 1493 static snd_pcm_uframes_t 1494 snd_rme96_capture_pointer(struct snd_pcm_substream *substream) 1495 { 1496 struct rme96 *rme96 = snd_pcm_substream_chip(substream); 1497 return snd_rme96_capture_ptr(rme96); 1498 } 1499 1500 static struct snd_pcm_ops snd_rme96_playback_spdif_ops = { 1501 .open = snd_rme96_playback_spdif_open, 1502 .close = snd_rme96_playback_close, 1503 .ioctl = snd_pcm_lib_ioctl, 1504 .hw_params = snd_rme96_playback_hw_params, 1505 .prepare = snd_rme96_playback_prepare, 1506 .trigger = snd_rme96_playback_trigger, 1507 .pointer = snd_rme96_playback_pointer, 1508 .copy = snd_rme96_playback_copy, 1509 .silence = snd_rme96_playback_silence, 1510 .mmap = snd_pcm_lib_mmap_iomem, 1511 }; 1512 1513 static struct snd_pcm_ops snd_rme96_capture_spdif_ops = { 1514 .open = snd_rme96_capture_spdif_open, 1515 .close = snd_rme96_capture_close, 1516 .ioctl = snd_pcm_lib_ioctl, 1517 .hw_params = snd_rme96_capture_hw_params, 1518 .prepare = snd_rme96_capture_prepare, 1519 .trigger = snd_rme96_capture_trigger, 1520 .pointer = snd_rme96_capture_pointer, 1521 .copy = snd_rme96_capture_copy, 1522 .mmap = snd_pcm_lib_mmap_iomem, 1523 }; 1524 1525 static struct snd_pcm_ops snd_rme96_playback_adat_ops = { 1526 .open = snd_rme96_playback_adat_open, 1527 .close = snd_rme96_playback_close, 1528 .ioctl = snd_pcm_lib_ioctl, 1529 .hw_params = snd_rme96_playback_hw_params, 1530 .prepare = snd_rme96_playback_prepare, 1531 .trigger = snd_rme96_playback_trigger, 1532 .pointer = snd_rme96_playback_pointer, 1533 .copy = snd_rme96_playback_copy, 1534 .silence = snd_rme96_playback_silence, 1535 .mmap = snd_pcm_lib_mmap_iomem, 1536 }; 1537 1538 static struct snd_pcm_ops snd_rme96_capture_adat_ops = { 1539 .open = snd_rme96_capture_adat_open, 1540 .close = snd_rme96_capture_close, 1541 .ioctl = snd_pcm_lib_ioctl, 1542 .hw_params = snd_rme96_capture_hw_params, 1543 .prepare = snd_rme96_capture_prepare, 1544 .trigger = snd_rme96_capture_trigger, 1545 .pointer = snd_rme96_capture_pointer, 1546 .copy = snd_rme96_capture_copy, 1547 .mmap = snd_pcm_lib_mmap_iomem, 1548 }; 1549 1550 static void 1551 snd_rme96_free(void *private_data) 1552 { 1553 struct rme96 *rme96 = (struct rme96 *)private_data; 1554 1555 if (rme96 == NULL) { 1556 return; 1557 } 1558 if (rme96->irq >= 0) { 1559 snd_rme96_trigger(rme96, RME96_STOP_BOTH); 1560 rme96->areg &= ~RME96_AR_DAC_EN; 1561 writel(rme96->areg, rme96->iobase + RME96_IO_ADDITIONAL_REG); 1562 free_irq(rme96->irq, (void *)rme96); 1563 rme96->irq = -1; 1564 } 1565 if (rme96->iobase) { 1566 iounmap(rme96->iobase); 1567 rme96->iobase = NULL; 1568 } 1569 if (rme96->port) { 1570 pci_release_regions(rme96->pci); 1571 rme96->port = 0; 1572 } 1573 #ifdef CONFIG_PM_SLEEP 1574 vfree(rme96->playback_suspend_buffer); 1575 vfree(rme96->capture_suspend_buffer); 1576 #endif 1577 pci_disable_device(rme96->pci); 1578 } 1579 1580 static void 1581 snd_rme96_free_spdif_pcm(struct snd_pcm *pcm) 1582 { 1583 struct rme96 *rme96 = pcm->private_data; 1584 rme96->spdif_pcm = NULL; 1585 } 1586 1587 static void 1588 snd_rme96_free_adat_pcm(struct snd_pcm *pcm) 1589 { 1590 struct rme96 *rme96 = pcm->private_data; 1591 rme96->adat_pcm = NULL; 1592 } 1593 1594 static int 1595 snd_rme96_create(struct rme96 *rme96) 1596 { 1597 struct pci_dev *pci = rme96->pci; 1598 int err; 1599 1600 rme96->irq = -1; 1601 spin_lock_init(&rme96->lock); 1602 1603 if ((err = pci_enable_device(pci)) < 0) 1604 return err; 1605 1606 if ((err = pci_request_regions(pci, "RME96")) < 0) 1607 return err; 1608 rme96->port = pci_resource_start(rme96->pci, 0); 1609 1610 rme96->iobase = ioremap_nocache(rme96->port, RME96_IO_SIZE); 1611 if (!rme96->iobase) { 1612 dev_err(rme96->card->dev, 1613 "unable to remap memory region 0x%lx-0x%lx\n", 1614 rme96->port, rme96->port + RME96_IO_SIZE - 1); 1615 return -ENOMEM; 1616 } 1617 1618 if (request_irq(pci->irq, snd_rme96_interrupt, IRQF_SHARED, 1619 KBUILD_MODNAME, rme96)) { 1620 dev_err(rme96->card->dev, "unable to grab IRQ %d\n", pci->irq); 1621 return -EBUSY; 1622 } 1623 rme96->irq = pci->irq; 1624 1625 /* read the card's revision number */ 1626 pci_read_config_byte(pci, 8, &rme96->rev); 1627 1628 /* set up ALSA pcm device for S/PDIF */ 1629 if ((err = snd_pcm_new(rme96->card, "Digi96 IEC958", 0, 1630 1, 1, &rme96->spdif_pcm)) < 0) 1631 { 1632 return err; 1633 } 1634 rme96->spdif_pcm->private_data = rme96; 1635 rme96->spdif_pcm->private_free = snd_rme96_free_spdif_pcm; 1636 strcpy(rme96->spdif_pcm->name, "Digi96 IEC958"); 1637 snd_pcm_set_ops(rme96->spdif_pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_rme96_playback_spdif_ops); 1638 snd_pcm_set_ops(rme96->spdif_pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_rme96_capture_spdif_ops); 1639 1640 rme96->spdif_pcm->info_flags = 0; 1641 1642 /* set up ALSA pcm device for ADAT */ 1643 if (pci->device == PCI_DEVICE_ID_RME_DIGI96) { 1644 /* ADAT is not available on the base model */ 1645 rme96->adat_pcm = NULL; 1646 } else { 1647 if ((err = snd_pcm_new(rme96->card, "Digi96 ADAT", 1, 1648 1, 1, &rme96->adat_pcm)) < 0) 1649 { 1650 return err; 1651 } 1652 rme96->adat_pcm->private_data = rme96; 1653 rme96->adat_pcm->private_free = snd_rme96_free_adat_pcm; 1654 strcpy(rme96->adat_pcm->name, "Digi96 ADAT"); 1655 snd_pcm_set_ops(rme96->adat_pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_rme96_playback_adat_ops); 1656 snd_pcm_set_ops(rme96->adat_pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_rme96_capture_adat_ops); 1657 1658 rme96->adat_pcm->info_flags = 0; 1659 } 1660 1661 rme96->playback_periodsize = 0; 1662 rme96->capture_periodsize = 0; 1663 1664 /* make sure playback/capture is stopped, if by some reason active */ 1665 snd_rme96_trigger(rme96, RME96_STOP_BOTH); 1666 1667 /* set default values in registers */ 1668 rme96->wcreg = 1669 RME96_WCR_FREQ_1 | /* set 44.1 kHz playback */ 1670 RME96_WCR_SEL | /* normal playback */ 1671 RME96_WCR_MASTER | /* set to master clock mode */ 1672 RME96_WCR_INP_0; /* set coaxial input */ 1673 1674 rme96->areg = RME96_AR_FREQPAD_1; /* set 44.1 kHz analog capture */ 1675 1676 writel(rme96->wcreg, rme96->iobase + RME96_IO_CONTROL_REGISTER); 1677 writel(rme96->areg, rme96->iobase + RME96_IO_ADDITIONAL_REG); 1678 1679 /* reset the ADC */ 1680 writel(rme96->areg | RME96_AR_PD2, 1681 rme96->iobase + RME96_IO_ADDITIONAL_REG); 1682 writel(rme96->areg, rme96->iobase + RME96_IO_ADDITIONAL_REG); 1683 1684 /* reset and enable the DAC (order is important). */ 1685 snd_rme96_reset_dac(rme96); 1686 rme96->areg |= RME96_AR_DAC_EN; 1687 writel(rme96->areg, rme96->iobase + RME96_IO_ADDITIONAL_REG); 1688 1689 /* reset playback and record buffer pointers */ 1690 writel(0, rme96->iobase + RME96_IO_RESET_PLAY_POS); 1691 writel(0, rme96->iobase + RME96_IO_RESET_REC_POS); 1692 1693 /* reset volume */ 1694 rme96->vol[0] = rme96->vol[1] = 0; 1695 if (RME96_HAS_ANALOG_OUT(rme96)) { 1696 snd_rme96_apply_dac_volume(rme96); 1697 } 1698 1699 /* init switch interface */ 1700 if ((err = snd_rme96_create_switches(rme96->card, rme96)) < 0) { 1701 return err; 1702 } 1703 1704 /* init proc interface */ 1705 snd_rme96_proc_init(rme96); 1706 1707 return 0; 1708 } 1709 1710 /* 1711 * proc interface 1712 */ 1713 1714 static void 1715 snd_rme96_proc_read(struct snd_info_entry *entry, struct snd_info_buffer *buffer) 1716 { 1717 int n; 1718 struct rme96 *rme96 = entry->private_data; 1719 1720 rme96->rcreg = readl(rme96->iobase + RME96_IO_CONTROL_REGISTER); 1721 1722 snd_iprintf(buffer, rme96->card->longname); 1723 snd_iprintf(buffer, " (index #%d)\n", rme96->card->number + 1); 1724 1725 snd_iprintf(buffer, "\nGeneral settings\n"); 1726 if (rme96->wcreg & RME96_WCR_IDIS) { 1727 snd_iprintf(buffer, " period size: N/A (interrupts " 1728 "disabled)\n"); 1729 } else if (rme96->wcreg & RME96_WCR_ISEL) { 1730 snd_iprintf(buffer, " period size: 2048 bytes\n"); 1731 } else { 1732 snd_iprintf(buffer, " period size: 8192 bytes\n"); 1733 } 1734 snd_iprintf(buffer, "\nInput settings\n"); 1735 switch (snd_rme96_getinputtype(rme96)) { 1736 case RME96_INPUT_OPTICAL: 1737 snd_iprintf(buffer, " input: optical"); 1738 break; 1739 case RME96_INPUT_COAXIAL: 1740 snd_iprintf(buffer, " input: coaxial"); 1741 break; 1742 case RME96_INPUT_INTERNAL: 1743 snd_iprintf(buffer, " input: internal"); 1744 break; 1745 case RME96_INPUT_XLR: 1746 snd_iprintf(buffer, " input: XLR"); 1747 break; 1748 case RME96_INPUT_ANALOG: 1749 snd_iprintf(buffer, " input: analog"); 1750 break; 1751 } 1752 if (snd_rme96_capture_getrate(rme96, &n) < 0) { 1753 snd_iprintf(buffer, "\n sample rate: no valid signal\n"); 1754 } else { 1755 if (n) { 1756 snd_iprintf(buffer, " (8 channels)\n"); 1757 } else { 1758 snd_iprintf(buffer, " (2 channels)\n"); 1759 } 1760 snd_iprintf(buffer, " sample rate: %d Hz\n", 1761 snd_rme96_capture_getrate(rme96, &n)); 1762 } 1763 if (rme96->wcreg & RME96_WCR_MODE24_2) { 1764 snd_iprintf(buffer, " sample format: 24 bit\n"); 1765 } else { 1766 snd_iprintf(buffer, " sample format: 16 bit\n"); 1767 } 1768 1769 snd_iprintf(buffer, "\nOutput settings\n"); 1770 if (rme96->wcreg & RME96_WCR_SEL) { 1771 snd_iprintf(buffer, " output signal: normal playback\n"); 1772 } else { 1773 snd_iprintf(buffer, " output signal: same as input\n"); 1774 } 1775 snd_iprintf(buffer, " sample rate: %d Hz\n", 1776 snd_rme96_playback_getrate(rme96)); 1777 if (rme96->wcreg & RME96_WCR_MODE24) { 1778 snd_iprintf(buffer, " sample format: 24 bit\n"); 1779 } else { 1780 snd_iprintf(buffer, " sample format: 16 bit\n"); 1781 } 1782 if (rme96->areg & RME96_AR_WSEL) { 1783 snd_iprintf(buffer, " sample clock source: word clock\n"); 1784 } else if (rme96->wcreg & RME96_WCR_MASTER) { 1785 snd_iprintf(buffer, " sample clock source: internal\n"); 1786 } else if (snd_rme96_getinputtype(rme96) == RME96_INPUT_ANALOG) { 1787 snd_iprintf(buffer, " sample clock source: autosync (internal anyway due to analog input setting)\n"); 1788 } else if (snd_rme96_capture_getrate(rme96, &n) < 0) { 1789 snd_iprintf(buffer, " sample clock source: autosync (internal anyway due to no valid signal)\n"); 1790 } else { 1791 snd_iprintf(buffer, " sample clock source: autosync\n"); 1792 } 1793 if (rme96->wcreg & RME96_WCR_PRO) { 1794 snd_iprintf(buffer, " format: AES/EBU (professional)\n"); 1795 } else { 1796 snd_iprintf(buffer, " format: IEC958 (consumer)\n"); 1797 } 1798 if (rme96->wcreg & RME96_WCR_EMP) { 1799 snd_iprintf(buffer, " emphasis: on\n"); 1800 } else { 1801 snd_iprintf(buffer, " emphasis: off\n"); 1802 } 1803 if (rme96->wcreg & RME96_WCR_DOLBY) { 1804 snd_iprintf(buffer, " non-audio (dolby): on\n"); 1805 } else { 1806 snd_iprintf(buffer, " non-audio (dolby): off\n"); 1807 } 1808 if (RME96_HAS_ANALOG_IN(rme96)) { 1809 snd_iprintf(buffer, "\nAnalog output settings\n"); 1810 switch (snd_rme96_getmontracks(rme96)) { 1811 case RME96_MONITOR_TRACKS_1_2: 1812 snd_iprintf(buffer, " monitored ADAT tracks: 1+2\n"); 1813 break; 1814 case RME96_MONITOR_TRACKS_3_4: 1815 snd_iprintf(buffer, " monitored ADAT tracks: 3+4\n"); 1816 break; 1817 case RME96_MONITOR_TRACKS_5_6: 1818 snd_iprintf(buffer, " monitored ADAT tracks: 5+6\n"); 1819 break; 1820 case RME96_MONITOR_TRACKS_7_8: 1821 snd_iprintf(buffer, " monitored ADAT tracks: 7+8\n"); 1822 break; 1823 } 1824 switch (snd_rme96_getattenuation(rme96)) { 1825 case RME96_ATTENUATION_0: 1826 snd_iprintf(buffer, " attenuation: 0 dB\n"); 1827 break; 1828 case RME96_ATTENUATION_6: 1829 snd_iprintf(buffer, " attenuation: -6 dB\n"); 1830 break; 1831 case RME96_ATTENUATION_12: 1832 snd_iprintf(buffer, " attenuation: -12 dB\n"); 1833 break; 1834 case RME96_ATTENUATION_18: 1835 snd_iprintf(buffer, " attenuation: -18 dB\n"); 1836 break; 1837 } 1838 snd_iprintf(buffer, " volume left: %u\n", rme96->vol[0]); 1839 snd_iprintf(buffer, " volume right: %u\n", rme96->vol[1]); 1840 } 1841 } 1842 1843 static void snd_rme96_proc_init(struct rme96 *rme96) 1844 { 1845 struct snd_info_entry *entry; 1846 1847 if (! snd_card_proc_new(rme96->card, "rme96", &entry)) 1848 snd_info_set_text_ops(entry, rme96, snd_rme96_proc_read); 1849 } 1850 1851 /* 1852 * control interface 1853 */ 1854 1855 #define snd_rme96_info_loopback_control snd_ctl_boolean_mono_info 1856 1857 static int 1858 snd_rme96_get_loopback_control(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) 1859 { 1860 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol); 1861 1862 spin_lock_irq(&rme96->lock); 1863 ucontrol->value.integer.value[0] = rme96->wcreg & RME96_WCR_SEL ? 0 : 1; 1864 spin_unlock_irq(&rme96->lock); 1865 return 0; 1866 } 1867 static int 1868 snd_rme96_put_loopback_control(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) 1869 { 1870 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol); 1871 unsigned int val; 1872 int change; 1873 1874 val = ucontrol->value.integer.value[0] ? 0 : RME96_WCR_SEL; 1875 spin_lock_irq(&rme96->lock); 1876 val = (rme96->wcreg & ~RME96_WCR_SEL) | val; 1877 change = val != rme96->wcreg; 1878 rme96->wcreg = val; 1879 writel(val, rme96->iobase + RME96_IO_CONTROL_REGISTER); 1880 spin_unlock_irq(&rme96->lock); 1881 return change; 1882 } 1883 1884 static int 1885 snd_rme96_info_inputtype_control(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) 1886 { 1887 static char *_texts[5] = { "Optical", "Coaxial", "Internal", "XLR", "Analog" }; 1888 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol); 1889 char *texts[5] = { _texts[0], _texts[1], _texts[2], _texts[3], _texts[4] }; 1890 1891 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; 1892 uinfo->count = 1; 1893 switch (rme96->pci->device) { 1894 case PCI_DEVICE_ID_RME_DIGI96: 1895 case PCI_DEVICE_ID_RME_DIGI96_8: 1896 uinfo->value.enumerated.items = 3; 1897 break; 1898 case PCI_DEVICE_ID_RME_DIGI96_8_PRO: 1899 uinfo->value.enumerated.items = 4; 1900 break; 1901 case PCI_DEVICE_ID_RME_DIGI96_8_PAD_OR_PST: 1902 if (rme96->rev > 4) { 1903 /* PST */ 1904 uinfo->value.enumerated.items = 4; 1905 texts[3] = _texts[4]; /* Analog instead of XLR */ 1906 } else { 1907 /* PAD */ 1908 uinfo->value.enumerated.items = 5; 1909 } 1910 break; 1911 default: 1912 snd_BUG(); 1913 break; 1914 } 1915 if (uinfo->value.enumerated.item > uinfo->value.enumerated.items - 1) { 1916 uinfo->value.enumerated.item = uinfo->value.enumerated.items - 1; 1917 } 1918 strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]); 1919 return 0; 1920 } 1921 static int 1922 snd_rme96_get_inputtype_control(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) 1923 { 1924 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol); 1925 unsigned int items = 3; 1926 1927 spin_lock_irq(&rme96->lock); 1928 ucontrol->value.enumerated.item[0] = snd_rme96_getinputtype(rme96); 1929 1930 switch (rme96->pci->device) { 1931 case PCI_DEVICE_ID_RME_DIGI96: 1932 case PCI_DEVICE_ID_RME_DIGI96_8: 1933 items = 3; 1934 break; 1935 case PCI_DEVICE_ID_RME_DIGI96_8_PRO: 1936 items = 4; 1937 break; 1938 case PCI_DEVICE_ID_RME_DIGI96_8_PAD_OR_PST: 1939 if (rme96->rev > 4) { 1940 /* for handling PST case, (INPUT_ANALOG is moved to INPUT_XLR */ 1941 if (ucontrol->value.enumerated.item[0] == RME96_INPUT_ANALOG) { 1942 ucontrol->value.enumerated.item[0] = RME96_INPUT_XLR; 1943 } 1944 items = 4; 1945 } else { 1946 items = 5; 1947 } 1948 break; 1949 default: 1950 snd_BUG(); 1951 break; 1952 } 1953 if (ucontrol->value.enumerated.item[0] >= items) { 1954 ucontrol->value.enumerated.item[0] = items - 1; 1955 } 1956 1957 spin_unlock_irq(&rme96->lock); 1958 return 0; 1959 } 1960 static int 1961 snd_rme96_put_inputtype_control(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) 1962 { 1963 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol); 1964 unsigned int val; 1965 int change, items = 3; 1966 1967 switch (rme96->pci->device) { 1968 case PCI_DEVICE_ID_RME_DIGI96: 1969 case PCI_DEVICE_ID_RME_DIGI96_8: 1970 items = 3; 1971 break; 1972 case PCI_DEVICE_ID_RME_DIGI96_8_PRO: 1973 items = 4; 1974 break; 1975 case PCI_DEVICE_ID_RME_DIGI96_8_PAD_OR_PST: 1976 if (rme96->rev > 4) { 1977 items = 4; 1978 } else { 1979 items = 5; 1980 } 1981 break; 1982 default: 1983 snd_BUG(); 1984 break; 1985 } 1986 val = ucontrol->value.enumerated.item[0] % items; 1987 1988 /* special case for PST */ 1989 if (rme96->pci->device == PCI_DEVICE_ID_RME_DIGI96_8_PAD_OR_PST && rme96->rev > 4) { 1990 if (val == RME96_INPUT_XLR) { 1991 val = RME96_INPUT_ANALOG; 1992 } 1993 } 1994 1995 spin_lock_irq(&rme96->lock); 1996 change = (int)val != snd_rme96_getinputtype(rme96); 1997 snd_rme96_setinputtype(rme96, val); 1998 spin_unlock_irq(&rme96->lock); 1999 return change; 2000 } 2001 2002 static int 2003 snd_rme96_info_clockmode_control(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) 2004 { 2005 static char *texts[3] = { "AutoSync", "Internal", "Word" }; 2006 2007 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; 2008 uinfo->count = 1; 2009 uinfo->value.enumerated.items = 3; 2010 if (uinfo->value.enumerated.item > 2) { 2011 uinfo->value.enumerated.item = 2; 2012 } 2013 strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]); 2014 return 0; 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 char *texts[4] = { "0 dB", "-6 dB", "-12 dB", "-18 dB" }; 2045 2046 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; 2047 uinfo->count = 1; 2048 uinfo->value.enumerated.items = 4; 2049 if (uinfo->value.enumerated.item > 3) { 2050 uinfo->value.enumerated.item = 3; 2051 } 2052 strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]); 2053 return 0; 2054 } 2055 static int 2056 snd_rme96_get_attenuation_control(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) 2057 { 2058 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol); 2059 2060 spin_lock_irq(&rme96->lock); 2061 ucontrol->value.enumerated.item[0] = snd_rme96_getattenuation(rme96); 2062 spin_unlock_irq(&rme96->lock); 2063 return 0; 2064 } 2065 static int 2066 snd_rme96_put_attenuation_control(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) 2067 { 2068 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol); 2069 unsigned int val; 2070 int change; 2071 2072 val = ucontrol->value.enumerated.item[0] % 4; 2073 spin_lock_irq(&rme96->lock); 2074 2075 change = (int)val != snd_rme96_getattenuation(rme96); 2076 snd_rme96_setattenuation(rme96, val); 2077 spin_unlock_irq(&rme96->lock); 2078 return change; 2079 } 2080 2081 static int 2082 snd_rme96_info_montracks_control(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) 2083 { 2084 static char *texts[4] = { "1+2", "3+4", "5+6", "7+8" }; 2085 2086 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; 2087 uinfo->count = 1; 2088 uinfo->value.enumerated.items = 4; 2089 if (uinfo->value.enumerated.item > 3) { 2090 uinfo->value.enumerated.item = 3; 2091 } 2092 strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]); 2093 return 0; 2094 } 2095 static int 2096 snd_rme96_get_montracks_control(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) 2097 { 2098 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol); 2099 2100 spin_lock_irq(&rme96->lock); 2101 ucontrol->value.enumerated.item[0] = snd_rme96_getmontracks(rme96); 2102 spin_unlock_irq(&rme96->lock); 2103 return 0; 2104 } 2105 static int 2106 snd_rme96_put_montracks_control(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) 2107 { 2108 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol); 2109 unsigned int val; 2110 int change; 2111 2112 val = ucontrol->value.enumerated.item[0] % 4; 2113 spin_lock_irq(&rme96->lock); 2114 change = (int)val != snd_rme96_getmontracks(rme96); 2115 snd_rme96_setmontracks(rme96, val); 2116 spin_unlock_irq(&rme96->lock); 2117 return change; 2118 } 2119 2120 static u32 snd_rme96_convert_from_aes(struct snd_aes_iec958 *aes) 2121 { 2122 u32 val = 0; 2123 val |= (aes->status[0] & IEC958_AES0_PROFESSIONAL) ? RME96_WCR_PRO : 0; 2124 val |= (aes->status[0] & IEC958_AES0_NONAUDIO) ? RME96_WCR_DOLBY : 0; 2125 if (val & RME96_WCR_PRO) 2126 val |= (aes->status[0] & IEC958_AES0_PRO_EMPHASIS_5015) ? RME96_WCR_EMP : 0; 2127 else 2128 val |= (aes->status[0] & IEC958_AES0_CON_EMPHASIS_5015) ? RME96_WCR_EMP : 0; 2129 return val; 2130 } 2131 2132 static void snd_rme96_convert_to_aes(struct snd_aes_iec958 *aes, u32 val) 2133 { 2134 aes->status[0] = ((val & RME96_WCR_PRO) ? IEC958_AES0_PROFESSIONAL : 0) | 2135 ((val & RME96_WCR_DOLBY) ? IEC958_AES0_NONAUDIO : 0); 2136 if (val & RME96_WCR_PRO) 2137 aes->status[0] |= (val & RME96_WCR_EMP) ? IEC958_AES0_PRO_EMPHASIS_5015 : 0; 2138 else 2139 aes->status[0] |= (val & RME96_WCR_EMP) ? IEC958_AES0_CON_EMPHASIS_5015 : 0; 2140 } 2141 2142 static int snd_rme96_control_spdif_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) 2143 { 2144 uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958; 2145 uinfo->count = 1; 2146 return 0; 2147 } 2148 2149 static int snd_rme96_control_spdif_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) 2150 { 2151 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol); 2152 2153 snd_rme96_convert_to_aes(&ucontrol->value.iec958, rme96->wcreg_spdif); 2154 return 0; 2155 } 2156 2157 static int snd_rme96_control_spdif_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) 2158 { 2159 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol); 2160 int change; 2161 u32 val; 2162 2163 val = snd_rme96_convert_from_aes(&ucontrol->value.iec958); 2164 spin_lock_irq(&rme96->lock); 2165 change = val != rme96->wcreg_spdif; 2166 rme96->wcreg_spdif = val; 2167 spin_unlock_irq(&rme96->lock); 2168 return change; 2169 } 2170 2171 static int snd_rme96_control_spdif_stream_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) 2172 { 2173 uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958; 2174 uinfo->count = 1; 2175 return 0; 2176 } 2177 2178 static int snd_rme96_control_spdif_stream_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) 2179 { 2180 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol); 2181 2182 snd_rme96_convert_to_aes(&ucontrol->value.iec958, rme96->wcreg_spdif_stream); 2183 return 0; 2184 } 2185 2186 static int snd_rme96_control_spdif_stream_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) 2187 { 2188 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol); 2189 int change; 2190 u32 val; 2191 2192 val = snd_rme96_convert_from_aes(&ucontrol->value.iec958); 2193 spin_lock_irq(&rme96->lock); 2194 change = val != rme96->wcreg_spdif_stream; 2195 rme96->wcreg_spdif_stream = val; 2196 rme96->wcreg &= ~(RME96_WCR_PRO | RME96_WCR_DOLBY | RME96_WCR_EMP); 2197 rme96->wcreg |= val; 2198 writel(rme96->wcreg, rme96->iobase + RME96_IO_CONTROL_REGISTER); 2199 spin_unlock_irq(&rme96->lock); 2200 return change; 2201 } 2202 2203 static int snd_rme96_control_spdif_mask_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) 2204 { 2205 uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958; 2206 uinfo->count = 1; 2207 return 0; 2208 } 2209 2210 static int snd_rme96_control_spdif_mask_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) 2211 { 2212 ucontrol->value.iec958.status[0] = kcontrol->private_value; 2213 return 0; 2214 } 2215 2216 static int 2217 snd_rme96_dac_volume_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) 2218 { 2219 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol); 2220 2221 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; 2222 uinfo->count = 2; 2223 uinfo->value.integer.min = 0; 2224 uinfo->value.integer.max = RME96_185X_MAX_OUT(rme96); 2225 return 0; 2226 } 2227 2228 static int 2229 snd_rme96_dac_volume_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *u) 2230 { 2231 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol); 2232 2233 spin_lock_irq(&rme96->lock); 2234 u->value.integer.value[0] = rme96->vol[0]; 2235 u->value.integer.value[1] = rme96->vol[1]; 2236 spin_unlock_irq(&rme96->lock); 2237 2238 return 0; 2239 } 2240 2241 static int 2242 snd_rme96_dac_volume_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *u) 2243 { 2244 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol); 2245 int change = 0; 2246 unsigned int vol, maxvol; 2247 2248 2249 if (!RME96_HAS_ANALOG_OUT(rme96)) 2250 return -EINVAL; 2251 maxvol = RME96_185X_MAX_OUT(rme96); 2252 spin_lock_irq(&rme96->lock); 2253 vol = u->value.integer.value[0]; 2254 if (vol != rme96->vol[0] && vol <= maxvol) { 2255 rme96->vol[0] = vol; 2256 change = 1; 2257 } 2258 vol = u->value.integer.value[1]; 2259 if (vol != rme96->vol[1] && vol <= maxvol) { 2260 rme96->vol[1] = vol; 2261 change = 1; 2262 } 2263 if (change) 2264 snd_rme96_apply_dac_volume(rme96); 2265 spin_unlock_irq(&rme96->lock); 2266 2267 return change; 2268 } 2269 2270 static struct snd_kcontrol_new snd_rme96_controls[] = { 2271 { 2272 .iface = SNDRV_CTL_ELEM_IFACE_PCM, 2273 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,DEFAULT), 2274 .info = snd_rme96_control_spdif_info, 2275 .get = snd_rme96_control_spdif_get, 2276 .put = snd_rme96_control_spdif_put 2277 }, 2278 { 2279 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_INACTIVE, 2280 .iface = SNDRV_CTL_ELEM_IFACE_PCM, 2281 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,PCM_STREAM), 2282 .info = snd_rme96_control_spdif_stream_info, 2283 .get = snd_rme96_control_spdif_stream_get, 2284 .put = snd_rme96_control_spdif_stream_put 2285 }, 2286 { 2287 .access = SNDRV_CTL_ELEM_ACCESS_READ, 2288 .iface = SNDRV_CTL_ELEM_IFACE_PCM, 2289 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,CON_MASK), 2290 .info = snd_rme96_control_spdif_mask_info, 2291 .get = snd_rme96_control_spdif_mask_get, 2292 .private_value = IEC958_AES0_NONAUDIO | 2293 IEC958_AES0_PROFESSIONAL | 2294 IEC958_AES0_CON_EMPHASIS 2295 }, 2296 { 2297 .access = SNDRV_CTL_ELEM_ACCESS_READ, 2298 .iface = SNDRV_CTL_ELEM_IFACE_PCM, 2299 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,PRO_MASK), 2300 .info = snd_rme96_control_spdif_mask_info, 2301 .get = snd_rme96_control_spdif_mask_get, 2302 .private_value = IEC958_AES0_NONAUDIO | 2303 IEC958_AES0_PROFESSIONAL | 2304 IEC958_AES0_PRO_EMPHASIS 2305 }, 2306 { 2307 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, 2308 .name = "Input Connector", 2309 .info = snd_rme96_info_inputtype_control, 2310 .get = snd_rme96_get_inputtype_control, 2311 .put = snd_rme96_put_inputtype_control 2312 }, 2313 { 2314 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, 2315 .name = "Loopback Input", 2316 .info = snd_rme96_info_loopback_control, 2317 .get = snd_rme96_get_loopback_control, 2318 .put = snd_rme96_put_loopback_control 2319 }, 2320 { 2321 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, 2322 .name = "Sample Clock Source", 2323 .info = snd_rme96_info_clockmode_control, 2324 .get = snd_rme96_get_clockmode_control, 2325 .put = snd_rme96_put_clockmode_control 2326 }, 2327 { 2328 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, 2329 .name = "Monitor Tracks", 2330 .info = snd_rme96_info_montracks_control, 2331 .get = snd_rme96_get_montracks_control, 2332 .put = snd_rme96_put_montracks_control 2333 }, 2334 { 2335 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, 2336 .name = "Attenuation", 2337 .info = snd_rme96_info_attenuation_control, 2338 .get = snd_rme96_get_attenuation_control, 2339 .put = snd_rme96_put_attenuation_control 2340 }, 2341 { 2342 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, 2343 .name = "DAC Playback Volume", 2344 .info = snd_rme96_dac_volume_info, 2345 .get = snd_rme96_dac_volume_get, 2346 .put = snd_rme96_dac_volume_put 2347 } 2348 }; 2349 2350 static int 2351 snd_rme96_create_switches(struct snd_card *card, 2352 struct rme96 *rme96) 2353 { 2354 int idx, err; 2355 struct snd_kcontrol *kctl; 2356 2357 for (idx = 0; idx < 7; idx++) { 2358 if ((err = snd_ctl_add(card, kctl = snd_ctl_new1(&snd_rme96_controls[idx], rme96))) < 0) 2359 return err; 2360 if (idx == 1) /* IEC958 (S/PDIF) Stream */ 2361 rme96->spdif_ctl = kctl; 2362 } 2363 2364 if (RME96_HAS_ANALOG_OUT(rme96)) { 2365 for (idx = 7; idx < 10; idx++) 2366 if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_rme96_controls[idx], rme96))) < 0) 2367 return err; 2368 } 2369 2370 return 0; 2371 } 2372 2373 /* 2374 * Card initialisation 2375 */ 2376 2377 #ifdef CONFIG_PM_SLEEP 2378 2379 static int rme96_suspend(struct device *dev) 2380 { 2381 struct pci_dev *pci = to_pci_dev(dev); 2382 struct snd_card *card = dev_get_drvdata(dev); 2383 struct rme96 *rme96 = card->private_data; 2384 2385 snd_power_change_state(card, SNDRV_CTL_POWER_D3hot); 2386 snd_pcm_suspend(rme96->playback_substream); 2387 snd_pcm_suspend(rme96->capture_substream); 2388 2389 /* save capture & playback pointers */ 2390 rme96->playback_pointer = readl(rme96->iobase + RME96_IO_GET_PLAY_POS) 2391 & RME96_RCR_AUDIO_ADDR_MASK; 2392 rme96->capture_pointer = readl(rme96->iobase + RME96_IO_GET_REC_POS) 2393 & RME96_RCR_AUDIO_ADDR_MASK; 2394 2395 /* save playback and capture buffers */ 2396 memcpy_fromio(rme96->playback_suspend_buffer, 2397 rme96->iobase + RME96_IO_PLAY_BUFFER, RME96_BUFFER_SIZE); 2398 memcpy_fromio(rme96->capture_suspend_buffer, 2399 rme96->iobase + RME96_IO_REC_BUFFER, RME96_BUFFER_SIZE); 2400 2401 /* disable the DAC */ 2402 rme96->areg &= ~RME96_AR_DAC_EN; 2403 writel(rme96->areg, rme96->iobase + RME96_IO_ADDITIONAL_REG); 2404 2405 pci_disable_device(pci); 2406 pci_save_state(pci); 2407 2408 return 0; 2409 } 2410 2411 static int rme96_resume(struct device *dev) 2412 { 2413 struct pci_dev *pci = to_pci_dev(dev); 2414 struct snd_card *card = dev_get_drvdata(dev); 2415 struct rme96 *rme96 = card->private_data; 2416 2417 pci_restore_state(pci); 2418 if (pci_enable_device(pci) < 0) { 2419 dev_err(dev, "pci_enable_device failed, disabling device\n"); 2420 snd_card_disconnect(card); 2421 return -EIO; 2422 } 2423 2424 /* reset playback and record buffer pointers */ 2425 writel(0, rme96->iobase + RME96_IO_SET_PLAY_POS 2426 + rme96->playback_pointer); 2427 writel(0, rme96->iobase + RME96_IO_SET_REC_POS 2428 + rme96->capture_pointer); 2429 2430 /* restore playback and capture buffers */ 2431 memcpy_toio(rme96->iobase + RME96_IO_PLAY_BUFFER, 2432 rme96->playback_suspend_buffer, RME96_BUFFER_SIZE); 2433 memcpy_toio(rme96->iobase + RME96_IO_REC_BUFFER, 2434 rme96->capture_suspend_buffer, RME96_BUFFER_SIZE); 2435 2436 /* reset the ADC */ 2437 writel(rme96->areg | RME96_AR_PD2, 2438 rme96->iobase + RME96_IO_ADDITIONAL_REG); 2439 writel(rme96->areg, rme96->iobase + RME96_IO_ADDITIONAL_REG); 2440 2441 /* reset and enable DAC, restore analog volume */ 2442 snd_rme96_reset_dac(rme96); 2443 rme96->areg |= RME96_AR_DAC_EN; 2444 writel(rme96->areg, rme96->iobase + RME96_IO_ADDITIONAL_REG); 2445 if (RME96_HAS_ANALOG_OUT(rme96)) { 2446 usleep_range(3000, 10000); 2447 snd_rme96_apply_dac_volume(rme96); 2448 } 2449 2450 snd_power_change_state(card, SNDRV_CTL_POWER_D0); 2451 2452 return 0; 2453 } 2454 2455 static SIMPLE_DEV_PM_OPS(rme96_pm, rme96_suspend, rme96_resume); 2456 #define RME96_PM_OPS &rme96_pm 2457 #else 2458 #define RME96_PM_OPS NULL 2459 #endif /* CONFIG_PM_SLEEP */ 2460 2461 static void snd_rme96_card_free(struct snd_card *card) 2462 { 2463 snd_rme96_free(card->private_data); 2464 } 2465 2466 static int 2467 snd_rme96_probe(struct pci_dev *pci, 2468 const struct pci_device_id *pci_id) 2469 { 2470 static int dev; 2471 struct rme96 *rme96; 2472 struct snd_card *card; 2473 int err; 2474 u8 val; 2475 2476 if (dev >= SNDRV_CARDS) { 2477 return -ENODEV; 2478 } 2479 if (!enable[dev]) { 2480 dev++; 2481 return -ENOENT; 2482 } 2483 err = snd_card_new(&pci->dev, index[dev], id[dev], THIS_MODULE, 2484 sizeof(struct rme96), &card); 2485 if (err < 0) 2486 return err; 2487 card->private_free = snd_rme96_card_free; 2488 rme96 = card->private_data; 2489 rme96->card = card; 2490 rme96->pci = pci; 2491 if ((err = snd_rme96_create(rme96)) < 0) { 2492 snd_card_free(card); 2493 return err; 2494 } 2495 2496 #ifdef CONFIG_PM_SLEEP 2497 rme96->playback_suspend_buffer = vmalloc(RME96_BUFFER_SIZE); 2498 if (!rme96->playback_suspend_buffer) { 2499 dev_err(card->dev, 2500 "Failed to allocate playback suspend buffer!\n"); 2501 snd_card_free(card); 2502 return -ENOMEM; 2503 } 2504 rme96->capture_suspend_buffer = vmalloc(RME96_BUFFER_SIZE); 2505 if (!rme96->capture_suspend_buffer) { 2506 dev_err(card->dev, 2507 "Failed to allocate capture suspend buffer!\n"); 2508 snd_card_free(card); 2509 return -ENOMEM; 2510 } 2511 #endif 2512 2513 strcpy(card->driver, "Digi96"); 2514 switch (rme96->pci->device) { 2515 case PCI_DEVICE_ID_RME_DIGI96: 2516 strcpy(card->shortname, "RME Digi96"); 2517 break; 2518 case PCI_DEVICE_ID_RME_DIGI96_8: 2519 strcpy(card->shortname, "RME Digi96/8"); 2520 break; 2521 case PCI_DEVICE_ID_RME_DIGI96_8_PRO: 2522 strcpy(card->shortname, "RME Digi96/8 PRO"); 2523 break; 2524 case PCI_DEVICE_ID_RME_DIGI96_8_PAD_OR_PST: 2525 pci_read_config_byte(rme96->pci, 8, &val); 2526 if (val < 5) { 2527 strcpy(card->shortname, "RME Digi96/8 PAD"); 2528 } else { 2529 strcpy(card->shortname, "RME Digi96/8 PST"); 2530 } 2531 break; 2532 } 2533 sprintf(card->longname, "%s at 0x%lx, irq %d", card->shortname, 2534 rme96->port, rme96->irq); 2535 2536 if ((err = snd_card_register(card)) < 0) { 2537 snd_card_free(card); 2538 return err; 2539 } 2540 pci_set_drvdata(pci, card); 2541 dev++; 2542 return 0; 2543 } 2544 2545 static void snd_rme96_remove(struct pci_dev *pci) 2546 { 2547 snd_card_free(pci_get_drvdata(pci)); 2548 } 2549 2550 static struct pci_driver rme96_driver = { 2551 .name = KBUILD_MODNAME, 2552 .id_table = snd_rme96_ids, 2553 .probe = snd_rme96_probe, 2554 .remove = snd_rme96_remove, 2555 .driver = { 2556 .pm = RME96_PM_OPS, 2557 }, 2558 }; 2559 2560 module_pci_driver(rme96_driver); 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