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drm/panthor: Don't add write fences to the shared BOs
[drm/drm-misc.git] / sound / pci / rme96.c
blobd50ad25574adac15b68787dba9ac9fb5f1496538
1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /*
3 * ALSA driver for RME Digi96, Digi96/8 and Digi96/8 PRO/PAD/PST audio
4 * interfaces
5 *
6 * Copyright (c) 2000, 2001 Anders Torger <torger@ludd.luth.se>
7 *
8 * Thanks to Henk Hesselink <henk@anda.nl> for the analog volume control
9 * code.
10 */
11
12 #include <linux/delay.h>
13 #include <linux/init.h>
14 #include <linux/interrupt.h>
15 #include <linux/pci.h>
16 #include <linux/module.h>
17 #include <linux/vmalloc.h>
18 #include <linux/io.h>
19
20 #include <sound/core.h>
21 #include <sound/info.h>
22 #include <sound/control.h>
23 #include <sound/pcm.h>
24 #include <sound/pcm_params.h>
25 #include <sound/asoundef.h>
26 #include <sound/initval.h>
27
28 /* note, two last pcis should be equal, it is not a bug */
29
30 MODULE_AUTHOR("Anders Torger <torger@ludd.luth.se>");
31 MODULE_DESCRIPTION("RME Digi96, Digi96/8, Digi96/8 PRO, Digi96/8 PST, "
32 "Digi96/8 PAD");
33 MODULE_LICENSE("GPL");
34
35 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */
36 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */
37 static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP; /* Enable this card */
38
39 module_param_array(index, int, NULL, 0444);
40 MODULE_PARM_DESC(index, "Index value for RME Digi96 soundcard.");
41 module_param_array(id, charp, NULL, 0444);
42 MODULE_PARM_DESC(id, "ID string for RME Digi96 soundcard.");
43 module_param_array(enable, bool, NULL, 0444);
44 MODULE_PARM_DESC(enable, "Enable RME Digi96 soundcard.");
45
46 /*
47 * Defines for RME Digi96 series, from internal RME reference documents
48 * dated 12.01.00
49 */
50
51 #define RME96_SPDIF_NCHANNELS 2
52
53 /* Playback and capture buffer size */
54 #define RME96_BUFFER_SIZE 0x10000
55
56 /* IO area size */
57 #define RME96_IO_SIZE 0x60000
58
59 /* IO area offsets */
60 #define RME96_IO_PLAY_BUFFER 0x0
61 #define RME96_IO_REC_BUFFER 0x10000
62 #define RME96_IO_CONTROL_REGISTER 0x20000
63 #define RME96_IO_ADDITIONAL_REG 0x20004
64 #define RME96_IO_CONFIRM_PLAY_IRQ 0x20008
65 #define RME96_IO_CONFIRM_REC_IRQ 0x2000C
66 #define RME96_IO_SET_PLAY_POS 0x40000
67 #define RME96_IO_RESET_PLAY_POS 0x4FFFC
68 #define RME96_IO_SET_REC_POS 0x50000
69 #define RME96_IO_RESET_REC_POS 0x5FFFC
70 #define RME96_IO_GET_PLAY_POS 0x20000
71 #define RME96_IO_GET_REC_POS 0x30000
72
73 /* Write control register bits */
74 #define RME96_WCR_START (1 << 0)
75 #define RME96_WCR_START_2 (1 << 1)
76 #define RME96_WCR_GAIN_0 (1 << 2)
77 #define RME96_WCR_GAIN_1 (1 << 3)
78 #define RME96_WCR_MODE24 (1 << 4)
79 #define RME96_WCR_MODE24_2 (1 << 5)
80 #define RME96_WCR_BM (1 << 6)
81 #define RME96_WCR_BM_2 (1 << 7)
82 #define RME96_WCR_ADAT (1 << 8)
83 #define RME96_WCR_FREQ_0 (1 << 9)
84 #define RME96_WCR_FREQ_1 (1 << 10)
85 #define RME96_WCR_DS (1 << 11)
86 #define RME96_WCR_PRO (1 << 12)
87 #define RME96_WCR_EMP (1 << 13)
88 #define RME96_WCR_SEL (1 << 14)
89 #define RME96_WCR_MASTER (1 << 15)
90 #define RME96_WCR_PD (1 << 16)
91 #define RME96_WCR_INP_0 (1 << 17)
92 #define RME96_WCR_INP_1 (1 << 18)
93 #define RME96_WCR_THRU_0 (1 << 19)
94 #define RME96_WCR_THRU_1 (1 << 20)
95 #define RME96_WCR_THRU_2 (1 << 21)
96 #define RME96_WCR_THRU_3 (1 << 22)
97 #define RME96_WCR_THRU_4 (1 << 23)
98 #define RME96_WCR_THRU_5 (1 << 24)
99 #define RME96_WCR_THRU_6 (1 << 25)
100 #define RME96_WCR_THRU_7 (1 << 26)
101 #define RME96_WCR_DOLBY (1 << 27)
102 #define RME96_WCR_MONITOR_0 (1 << 28)
103 #define RME96_WCR_MONITOR_1 (1 << 29)
104 #define RME96_WCR_ISEL (1 << 30)
105 #define RME96_WCR_IDIS (1 << 31)
106
107 #define RME96_WCR_BITPOS_GAIN_0 2
108 #define RME96_WCR_BITPOS_GAIN_1 3
109 #define RME96_WCR_BITPOS_FREQ_0 9
110 #define RME96_WCR_BITPOS_FREQ_1 10
111 #define RME96_WCR_BITPOS_INP_0 17
112 #define RME96_WCR_BITPOS_INP_1 18
113 #define RME96_WCR_BITPOS_MONITOR_0 28
114 #define RME96_WCR_BITPOS_MONITOR_1 29
115
116 /* Read control register bits */
117 #define RME96_RCR_AUDIO_ADDR_MASK 0xFFFF
118 #define RME96_RCR_IRQ_2 (1 << 16)
119 #define RME96_RCR_T_OUT (1 << 17)
120 #define RME96_RCR_DEV_ID_0 (1 << 21)
121 #define RME96_RCR_DEV_ID_1 (1 << 22)
122 #define RME96_RCR_LOCK (1 << 23)
123 #define RME96_RCR_VERF (1 << 26)
124 #define RME96_RCR_F0 (1 << 27)
125 #define RME96_RCR_F1 (1 << 28)
126 #define RME96_RCR_F2 (1 << 29)
127 #define RME96_RCR_AUTOSYNC (1 << 30)
128 #define RME96_RCR_IRQ (1 << 31)
129
130 #define RME96_RCR_BITPOS_F0 27
131 #define RME96_RCR_BITPOS_F1 28
132 #define RME96_RCR_BITPOS_F2 29
133
134 /* Additional register bits */
135 #define RME96_AR_WSEL (1 << 0)
136 #define RME96_AR_ANALOG (1 << 1)
137 #define RME96_AR_FREQPAD_0 (1 << 2)
138 #define RME96_AR_FREQPAD_1 (1 << 3)
139 #define RME96_AR_FREQPAD_2 (1 << 4)
140 #define RME96_AR_PD2 (1 << 5)
141 #define RME96_AR_DAC_EN (1 << 6)
142 #define RME96_AR_CLATCH (1 << 7)
143 #define RME96_AR_CCLK (1 << 8)
144 #define RME96_AR_CDATA (1 << 9)
145
146 #define RME96_AR_BITPOS_F0 2
147 #define RME96_AR_BITPOS_F1 3
148 #define RME96_AR_BITPOS_F2 4
149
150 /* Monitor tracks */
151 #define RME96_MONITOR_TRACKS_1_2 0
152 #define RME96_MONITOR_TRACKS_3_4 1
153 #define RME96_MONITOR_TRACKS_5_6 2
154 #define RME96_MONITOR_TRACKS_7_8 3
155
156 /* Attenuation */
157 #define RME96_ATTENUATION_0 0
158 #define RME96_ATTENUATION_6 1
159 #define RME96_ATTENUATION_12 2
160 #define RME96_ATTENUATION_18 3
161
162 /* Input types */
163 #define RME96_INPUT_OPTICAL 0
164 #define RME96_INPUT_COAXIAL 1
165 #define RME96_INPUT_INTERNAL 2
166 #define RME96_INPUT_XLR 3
167 #define RME96_INPUT_ANALOG 4
168
169 /* Clock modes */
170 #define RME96_CLOCKMODE_SLAVE 0
171 #define RME96_CLOCKMODE_MASTER 1
172 #define RME96_CLOCKMODE_WORDCLOCK 2
173
174 /* Block sizes in bytes */
175 #define RME96_SMALL_BLOCK_SIZE 2048
176 #define RME96_LARGE_BLOCK_SIZE 8192
177
178 /* Volume control */
179 #define RME96_AD1852_VOL_BITS 14
180 #define RME96_AD1855_VOL_BITS 10
181
182 /* Defines for snd_rme96_trigger */
183 #define RME96_TB_START_PLAYBACK 1
184 #define RME96_TB_START_CAPTURE 2
185 #define RME96_TB_STOP_PLAYBACK 4
186 #define RME96_TB_STOP_CAPTURE 8
187 #define RME96_TB_RESET_PLAYPOS 16
188 #define RME96_TB_RESET_CAPTUREPOS 32
189 #define RME96_TB_CLEAR_PLAYBACK_IRQ 64
190 #define RME96_TB_CLEAR_CAPTURE_IRQ 128
191 #define RME96_RESUME_PLAYBACK (RME96_TB_START_PLAYBACK)
192 #define RME96_RESUME_CAPTURE (RME96_TB_START_CAPTURE)
193 #define RME96_RESUME_BOTH (RME96_RESUME_PLAYBACK \
194 | RME96_RESUME_CAPTURE)
195 #define RME96_START_PLAYBACK (RME96_TB_START_PLAYBACK \
196 | RME96_TB_RESET_PLAYPOS)
197 #define RME96_START_CAPTURE (RME96_TB_START_CAPTURE \
198 | RME96_TB_RESET_CAPTUREPOS)
199 #define RME96_START_BOTH (RME96_START_PLAYBACK \
200 | RME96_START_CAPTURE)
201 #define RME96_STOP_PLAYBACK (RME96_TB_STOP_PLAYBACK \
202 | RME96_TB_CLEAR_PLAYBACK_IRQ)
203 #define RME96_STOP_CAPTURE (RME96_TB_STOP_CAPTURE \
204 | RME96_TB_CLEAR_CAPTURE_IRQ)
205 #define RME96_STOP_BOTH (RME96_STOP_PLAYBACK \
206 | RME96_STOP_CAPTURE)
207
208 struct rme96 {
209 spinlock_t lock;
210 int irq;
211 unsigned long port;
212 void __iomem *iobase;
213
214 u32 wcreg; /* cached write control register value */
215 u32 wcreg_spdif; /* S/PDIF setup */
216 u32 wcreg_spdif_stream; /* S/PDIF setup (temporary) */
217 u32 rcreg; /* cached read control register value */
218 u32 areg; /* cached additional register value */
219 u16 vol[2]; /* cached volume of analog output */
220
221 u8 rev; /* card revision number */
222
223 u32 playback_pointer;
224 u32 capture_pointer;
225 void *playback_suspend_buffer;
226 void *capture_suspend_buffer;
227
228 struct snd_pcm_substream *playback_substream;
229 struct snd_pcm_substream *capture_substream;
230
231 int playback_frlog; /* log2 of framesize */
232 int capture_frlog;
233
234 size_t playback_periodsize; /* in bytes, zero if not used */
235 size_t capture_periodsize; /* in bytes, zero if not used */
236
237 struct snd_card *card;
238 struct snd_pcm *spdif_pcm;
239 struct snd_pcm *adat_pcm;
240 struct pci_dev *pci;
241 struct snd_kcontrol *spdif_ctl;
242 };
243
244 static const struct pci_device_id snd_rme96_ids[] = {
245 { PCI_VDEVICE(XILINX, PCI_DEVICE_ID_RME_DIGI96), 0, },
246 { PCI_VDEVICE(XILINX, PCI_DEVICE_ID_RME_DIGI96_8), 0, },
247 { PCI_VDEVICE(XILINX, PCI_DEVICE_ID_RME_DIGI96_8_PRO), 0, },
248 { PCI_VDEVICE(XILINX, PCI_DEVICE_ID_RME_DIGI96_8_PAD_OR_PST), 0, },
249 { 0, }
250 };
251
252 MODULE_DEVICE_TABLE(pci, snd_rme96_ids);
253
254 #define RME96_ISPLAYING(rme96) ((rme96)->wcreg & RME96_WCR_START)
255 #define RME96_ISRECORDING(rme96) ((rme96)->wcreg & RME96_WCR_START_2)
256 #define RME96_HAS_ANALOG_IN(rme96) ((rme96)->pci->device == PCI_DEVICE_ID_RME_DIGI96_8_PAD_OR_PST)
257 #define RME96_HAS_ANALOG_OUT(rme96) ((rme96)->pci->device == PCI_DEVICE_ID_RME_DIGI96_8_PRO || \
258 (rme96)->pci->device == PCI_DEVICE_ID_RME_DIGI96_8_PAD_OR_PST)
259 #define RME96_DAC_IS_1852(rme96) (RME96_HAS_ANALOG_OUT(rme96) && (rme96)->rev >= 4)
260 #define RME96_DAC_IS_1855(rme96) (((rme96)->pci->device == PCI_DEVICE_ID_RME_DIGI96_8_PAD_OR_PST && (rme96)->rev < 4) || \
261 ((rme96)->pci->device == PCI_DEVICE_ID_RME_DIGI96_8_PRO && (rme96)->rev == 2))
262 #define RME96_185X_MAX_OUT(rme96) ((1 << (RME96_DAC_IS_1852(rme96) ? RME96_AD1852_VOL_BITS : RME96_AD1855_VOL_BITS)) - 1)
263
264 static int
265 snd_rme96_playback_prepare(struct snd_pcm_substream *substream);
266
267 static int
268 snd_rme96_capture_prepare(struct snd_pcm_substream *substream);
269
270 static int
271 snd_rme96_playback_trigger(struct snd_pcm_substream *substream,
272 int cmd);
273
274 static int
275 snd_rme96_capture_trigger(struct snd_pcm_substream *substream,
276 int cmd);
277
278 static snd_pcm_uframes_t
279 snd_rme96_playback_pointer(struct snd_pcm_substream *substream);
280
281 static snd_pcm_uframes_t
282 snd_rme96_capture_pointer(struct snd_pcm_substream *substream);
283
284 static void snd_rme96_proc_init(struct rme96 *rme96);
285
286 static int
287 snd_rme96_create_switches(struct snd_card *card,
288 struct rme96 *rme96);
289
290 static int
291 snd_rme96_getinputtype(struct rme96 *rme96);
292
293 static inline unsigned int
294 snd_rme96_playback_ptr(struct rme96 *rme96)
295 {
296 return (readl(rme96->iobase + RME96_IO_GET_PLAY_POS)
297 & RME96_RCR_AUDIO_ADDR_MASK) >> rme96->playback_frlog;
298 }
299
300 static inline unsigned int
301 snd_rme96_capture_ptr(struct rme96 *rme96)
302 {
303 return (readl(rme96->iobase + RME96_IO_GET_REC_POS)
304 & RME96_RCR_AUDIO_ADDR_MASK) >> rme96->capture_frlog;
305 }
306
307 static int
308 snd_rme96_playback_silence(struct snd_pcm_substream *substream,
309 int channel, unsigned long pos, unsigned long count)
310 {
311 struct rme96 *rme96 = snd_pcm_substream_chip(substream);
312
313 memset_io(rme96->iobase + RME96_IO_PLAY_BUFFER + pos,
314 0, count);
315 return 0;
316 }
317
318 static int
319 snd_rme96_playback_copy(struct snd_pcm_substream *substream,
320 int channel, unsigned long pos,
321 struct iov_iter *src, unsigned long count)
322 {
323 struct rme96 *rme96 = snd_pcm_substream_chip(substream);
324
325 return copy_from_iter_toio(rme96->iobase + RME96_IO_PLAY_BUFFER + pos,
326 src, count);
327 }
328
329 static int
330 snd_rme96_capture_copy(struct snd_pcm_substream *substream,
331 int channel, unsigned long pos,
332 struct iov_iter *dst, unsigned long count)
333 {
334 struct rme96 *rme96 = snd_pcm_substream_chip(substream);
335
336 return copy_to_iter_fromio(dst,
337 rme96->iobase + RME96_IO_REC_BUFFER + pos,
338 count);
339 }
340
341 /*
342 * Digital output capabilities (S/PDIF)
343 */
344 static const struct snd_pcm_hardware snd_rme96_playback_spdif_info =
345 {
346 .info = (SNDRV_PCM_INFO_MMAP_IOMEM |
347 SNDRV_PCM_INFO_MMAP_VALID |
348 SNDRV_PCM_INFO_SYNC_START |
349 SNDRV_PCM_INFO_RESUME |
350 SNDRV_PCM_INFO_INTERLEAVED |
351 SNDRV_PCM_INFO_PAUSE),
352 .formats = (SNDRV_PCM_FMTBIT_S16_LE |
353 SNDRV_PCM_FMTBIT_S32_LE),
354 .rates = (SNDRV_PCM_RATE_32000 |
355 SNDRV_PCM_RATE_44100 |
356 SNDRV_PCM_RATE_48000 |
357 SNDRV_PCM_RATE_64000 |
358 SNDRV_PCM_RATE_88200 |
359 SNDRV_PCM_RATE_96000),
360 .rate_min = 32000,
361 .rate_max = 96000,
362 .channels_min = 2,
363 .channels_max = 2,
364 .buffer_bytes_max = RME96_BUFFER_SIZE,
365 .period_bytes_min = RME96_SMALL_BLOCK_SIZE,
366 .period_bytes_max = RME96_LARGE_BLOCK_SIZE,
367 .periods_min = RME96_BUFFER_SIZE / RME96_LARGE_BLOCK_SIZE,
368 .periods_max = RME96_BUFFER_SIZE / RME96_SMALL_BLOCK_SIZE,
369 .fifo_size = 0,
370 };
371
372 /*
373 * Digital input capabilities (S/PDIF)
374 */
375 static const struct snd_pcm_hardware snd_rme96_capture_spdif_info =
376 {
377 .info = (SNDRV_PCM_INFO_MMAP_IOMEM |
378 SNDRV_PCM_INFO_MMAP_VALID |
379 SNDRV_PCM_INFO_SYNC_START |
380 SNDRV_PCM_INFO_RESUME |
381 SNDRV_PCM_INFO_INTERLEAVED |
382 SNDRV_PCM_INFO_PAUSE),
383 .formats = (SNDRV_PCM_FMTBIT_S16_LE |
384 SNDRV_PCM_FMTBIT_S32_LE),
385 .rates = (SNDRV_PCM_RATE_32000 |
386 SNDRV_PCM_RATE_44100 |
387 SNDRV_PCM_RATE_48000 |
388 SNDRV_PCM_RATE_64000 |
389 SNDRV_PCM_RATE_88200 |
390 SNDRV_PCM_RATE_96000),
391 .rate_min = 32000,
392 .rate_max = 96000,
393 .channels_min = 2,
394 .channels_max = 2,
395 .buffer_bytes_max = RME96_BUFFER_SIZE,
396 .period_bytes_min = RME96_SMALL_BLOCK_SIZE,
397 .period_bytes_max = RME96_LARGE_BLOCK_SIZE,
398 .periods_min = RME96_BUFFER_SIZE / RME96_LARGE_BLOCK_SIZE,
399 .periods_max = RME96_BUFFER_SIZE / RME96_SMALL_BLOCK_SIZE,
400 .fifo_size = 0,
401 };
402
403 /*
404 * Digital output capabilities (ADAT)
405 */
406 static const struct snd_pcm_hardware snd_rme96_playback_adat_info =
407 {
408 .info = (SNDRV_PCM_INFO_MMAP_IOMEM |
409 SNDRV_PCM_INFO_MMAP_VALID |
410 SNDRV_PCM_INFO_SYNC_START |
411 SNDRV_PCM_INFO_RESUME |
412 SNDRV_PCM_INFO_INTERLEAVED |
413 SNDRV_PCM_INFO_PAUSE),
414 .formats = (SNDRV_PCM_FMTBIT_S16_LE |
415 SNDRV_PCM_FMTBIT_S32_LE),
416 .rates = (SNDRV_PCM_RATE_44100 |
417 SNDRV_PCM_RATE_48000),
418 .rate_min = 44100,
419 .rate_max = 48000,
420 .channels_min = 8,
421 .channels_max = 8,
422 .buffer_bytes_max = RME96_BUFFER_SIZE,
423 .period_bytes_min = RME96_SMALL_BLOCK_SIZE,
424 .period_bytes_max = RME96_LARGE_BLOCK_SIZE,
425 .periods_min = RME96_BUFFER_SIZE / RME96_LARGE_BLOCK_SIZE,
426 .periods_max = RME96_BUFFER_SIZE / RME96_SMALL_BLOCK_SIZE,
427 .fifo_size = 0,
428 };
429
430 /*
431 * Digital input capabilities (ADAT)
432 */
433 static const struct snd_pcm_hardware snd_rme96_capture_adat_info =
434 {
435 .info = (SNDRV_PCM_INFO_MMAP_IOMEM |
436 SNDRV_PCM_INFO_MMAP_VALID |
437 SNDRV_PCM_INFO_SYNC_START |
438 SNDRV_PCM_INFO_RESUME |
439 SNDRV_PCM_INFO_INTERLEAVED |
440 SNDRV_PCM_INFO_PAUSE),
441 .formats = (SNDRV_PCM_FMTBIT_S16_LE |
442 SNDRV_PCM_FMTBIT_S32_LE),
443 .rates = (SNDRV_PCM_RATE_44100 |
444 SNDRV_PCM_RATE_48000),
445 .rate_min = 44100,
446 .rate_max = 48000,
447 .channels_min = 8,
448 .channels_max = 8,
449 .buffer_bytes_max = RME96_BUFFER_SIZE,
450 .period_bytes_min = RME96_SMALL_BLOCK_SIZE,
451 .period_bytes_max = RME96_LARGE_BLOCK_SIZE,
452 .periods_min = RME96_BUFFER_SIZE / RME96_LARGE_BLOCK_SIZE,
453 .periods_max = RME96_BUFFER_SIZE / RME96_SMALL_BLOCK_SIZE,
454 .fifo_size = 0,
455 };
456
457 /*
458 * The CDATA, CCLK and CLATCH bits can be used to write to the SPI interface
459 * of the AD1852 or AD1852 D/A converter on the board. CDATA must be set up
460 * on the falling edge of CCLK and be stable on the rising edge. The rising
461 * edge of CLATCH after the last data bit clocks in the whole data word.
462 * A fast processor could probably drive the SPI interface faster than the
463 * DAC can handle (3MHz for the 1855, unknown for the 1852). The udelay(1)
464 * limits the data rate to 500KHz and only causes a delay of 33 microsecs.
465 *
466 * NOTE: increased delay from 1 to 10, since there where problems setting
467 * the volume.
468 */
469 static void
470 snd_rme96_write_SPI(struct rme96 *rme96, u16 val)
471 {
472 int i;
473
474 for (i = 0; i < 16; i++) {
475 if (val & 0x8000) {
476 rme96->areg |= RME96_AR_CDATA;
477 } else {
478 rme96->areg &= ~RME96_AR_CDATA;
479 }
480 rme96->areg &= ~(RME96_AR_CCLK | RME96_AR_CLATCH);
481 writel(rme96->areg, rme96->iobase + RME96_IO_ADDITIONAL_REG);
482 udelay(10);
483 rme96->areg |= RME96_AR_CCLK;
484 writel(rme96->areg, rme96->iobase + RME96_IO_ADDITIONAL_REG);
485 udelay(10);
486 val <<= 1;
487 }
488 rme96->areg &= ~(RME96_AR_CCLK | RME96_AR_CDATA);
489 rme96->areg |= RME96_AR_CLATCH;
490 writel(rme96->areg, rme96->iobase + RME96_IO_ADDITIONAL_REG);
491 udelay(10);
492 rme96->areg &= ~RME96_AR_CLATCH;
493 writel(rme96->areg, rme96->iobase + RME96_IO_ADDITIONAL_REG);
494 }
495
496 static void
497 snd_rme96_apply_dac_volume(struct rme96 *rme96)
498 {
499 if (RME96_DAC_IS_1852(rme96)) {
500 snd_rme96_write_SPI(rme96, (rme96->vol[0] << 2) | 0x0);
501 snd_rme96_write_SPI(rme96, (rme96->vol[1] << 2) | 0x2);
502 } else if (RME96_DAC_IS_1855(rme96)) {
503 snd_rme96_write_SPI(rme96, (rme96->vol[0] & 0x3FF) | 0x000);
504 snd_rme96_write_SPI(rme96, (rme96->vol[1] & 0x3FF) | 0x400);
505 }
506 }
507
508 static void
509 snd_rme96_reset_dac(struct rme96 *rme96)
510 {
511 writel(rme96->wcreg | RME96_WCR_PD,
512 rme96->iobase + RME96_IO_CONTROL_REGISTER);
513 writel(rme96->wcreg, rme96->iobase + RME96_IO_CONTROL_REGISTER);
514 }
515
516 static int
517 snd_rme96_getmontracks(struct rme96 *rme96)
518 {
519 return ((rme96->wcreg >> RME96_WCR_BITPOS_MONITOR_0) & 1) +
520 (((rme96->wcreg >> RME96_WCR_BITPOS_MONITOR_1) & 1) << 1);
521 }
522
523 static int
524 snd_rme96_setmontracks(struct rme96 *rme96,
525 int montracks)
526 {
527 if (montracks & 1) {
528 rme96->wcreg |= RME96_WCR_MONITOR_0;
529 } else {
530 rme96->wcreg &= ~RME96_WCR_MONITOR_0;
531 }
532 if (montracks & 2) {
533 rme96->wcreg |= RME96_WCR_MONITOR_1;
534 } else {
535 rme96->wcreg &= ~RME96_WCR_MONITOR_1;
536 }
537 writel(rme96->wcreg, rme96->iobase + RME96_IO_CONTROL_REGISTER);
538 return 0;
539 }
540
541 static int
542 snd_rme96_getattenuation(struct rme96 *rme96)
543 {
544 return ((rme96->wcreg >> RME96_WCR_BITPOS_GAIN_0) & 1) +
545 (((rme96->wcreg >> RME96_WCR_BITPOS_GAIN_1) & 1) << 1);
546 }
547
548 static int
549 snd_rme96_setattenuation(struct rme96 *rme96,
550 int attenuation)
551 {
552 switch (attenuation) {
553 case 0:
554 rme96->wcreg = (rme96->wcreg & ~RME96_WCR_GAIN_0) &
555 ~RME96_WCR_GAIN_1;
556 break;
557 case 1:
558 rme96->wcreg = (rme96->wcreg | RME96_WCR_GAIN_0) &
559 ~RME96_WCR_GAIN_1;
560 break;
561 case 2:
562 rme96->wcreg = (rme96->wcreg & ~RME96_WCR_GAIN_0) |
563 RME96_WCR_GAIN_1;
564 break;
565 case 3:
566 rme96->wcreg = (rme96->wcreg | RME96_WCR_GAIN_0) |
567 RME96_WCR_GAIN_1;
568 break;
569 default:
570 return -EINVAL;
571 }
572 writel(rme96->wcreg, rme96->iobase + RME96_IO_CONTROL_REGISTER);
573 return 0;
574 }
575
576 static int
577 snd_rme96_capture_getrate(struct rme96 *rme96,
578 int *is_adat)
579 {
580 int n, rate;
581
582 *is_adat = 0;
583 if (rme96->areg & RME96_AR_ANALOG) {
584 /* Analog input, overrides S/PDIF setting */
585 n = ((rme96->areg >> RME96_AR_BITPOS_F0) & 1) +
586 (((rme96->areg >> RME96_AR_BITPOS_F1) & 1) << 1);
587 switch (n) {
588 case 1:
589 rate = 32000;
590 break;
591 case 2:
592 rate = 44100;
593 break;
594 case 3:
595 rate = 48000;
596 break;
597 default:
598 return -1;
599 }
600 return (rme96->areg & RME96_AR_BITPOS_F2) ? rate << 1 : rate;
601 }
602
603 rme96->rcreg = readl(rme96->iobase + RME96_IO_CONTROL_REGISTER);
604 if (rme96->rcreg & RME96_RCR_LOCK) {
605 /* ADAT rate */
606 *is_adat = 1;
607 if (rme96->rcreg & RME96_RCR_T_OUT) {
608 return 48000;
609 }
610 return 44100;
611 }
612
613 if (rme96->rcreg & RME96_RCR_VERF) {
614 return -1;
615 }
616
617 /* S/PDIF rate */
618 n = ((rme96->rcreg >> RME96_RCR_BITPOS_F0) & 1) +
619 (((rme96->rcreg >> RME96_RCR_BITPOS_F1) & 1) << 1) +
620 (((rme96->rcreg >> RME96_RCR_BITPOS_F2) & 1) << 2);
621
622 switch (n) {
623 case 0:
624 if (rme96->rcreg & RME96_RCR_T_OUT) {
625 return 64000;
626 }
627 return -1;
628 case 3: return 96000;
629 case 4: return 88200;
630 case 5: return 48000;
631 case 6: return 44100;
632 case 7: return 32000;
633 default:
634 break;
635 }
636 return -1;
637 }
638
639 static int
640 snd_rme96_playback_getrate(struct rme96 *rme96)
641 {
642 int rate, dummy;
643
644 if (!(rme96->wcreg & RME96_WCR_MASTER) &&
645 snd_rme96_getinputtype(rme96) != RME96_INPUT_ANALOG) {
646 rate = snd_rme96_capture_getrate(rme96, &dummy);
647 if (rate > 0) {
648 /* slave clock */
649 return rate;
650 }
651 }
652
653 rate = ((rme96->wcreg >> RME96_WCR_BITPOS_FREQ_0) & 1) +
654 (((rme96->wcreg >> RME96_WCR_BITPOS_FREQ_1) & 1) << 1);
655 switch (rate) {
656 case 1:
657 rate = 32000;
658 break;
659 case 2:
660 rate = 44100;
661 break;
662 case 3:
663 rate = 48000;
664 break;
665 default:
666 return -1;
667 }
668 return (rme96->wcreg & RME96_WCR_DS) ? rate << 1 : rate;
669 }
670
671 static int
672 snd_rme96_playback_setrate(struct rme96 *rme96,
673 int rate)
674 {
675 int ds;
676
677 ds = rme96->wcreg & RME96_WCR_DS;
678 switch (rate) {
679 case 32000:
680 rme96->wcreg &= ~RME96_WCR_DS;
681 rme96->wcreg = (rme96->wcreg | RME96_WCR_FREQ_0) &
682 ~RME96_WCR_FREQ_1;
683 break;
684 case 44100:
685 rme96->wcreg &= ~RME96_WCR_DS;
686 rme96->wcreg = (rme96->wcreg | RME96_WCR_FREQ_1) &
687 ~RME96_WCR_FREQ_0;
688 break;
689 case 48000:
690 rme96->wcreg &= ~RME96_WCR_DS;
691 rme96->wcreg = (rme96->wcreg | RME96_WCR_FREQ_0) |
692 RME96_WCR_FREQ_1;
693 break;
694 case 64000:
695 rme96->wcreg |= RME96_WCR_DS;
696 rme96->wcreg = (rme96->wcreg | RME96_WCR_FREQ_0) &
697 ~RME96_WCR_FREQ_1;
698 break;
699 case 88200:
700 rme96->wcreg |= RME96_WCR_DS;
701 rme96->wcreg = (rme96->wcreg | RME96_WCR_FREQ_1) &
702 ~RME96_WCR_FREQ_0;
703 break;
704 case 96000:
705 rme96->wcreg |= RME96_WCR_DS;
706 rme96->wcreg = (rme96->wcreg | RME96_WCR_FREQ_0) |
707 RME96_WCR_FREQ_1;
708 break;
709 default:
710 return -EINVAL;
711 }
712 if ((!ds && rme96->wcreg & RME96_WCR_DS) ||
713 (ds && !(rme96->wcreg & RME96_WCR_DS)))
714 {
715 /* change to/from double-speed: reset the DAC (if available) */
716 snd_rme96_reset_dac(rme96);
717 return 1; /* need to restore volume */
718 } else {
719 writel(rme96->wcreg, rme96->iobase + RME96_IO_CONTROL_REGISTER);
720 return 0;
721 }
722 }
723
724 static int
725 snd_rme96_capture_analog_setrate(struct rme96 *rme96,
726 int rate)
727 {
728 switch (rate) {
729 case 32000:
730 rme96->areg = ((rme96->areg | RME96_AR_FREQPAD_0) &
731 ~RME96_AR_FREQPAD_1) & ~RME96_AR_FREQPAD_2;
732 break;
733 case 44100:
734 rme96->areg = ((rme96->areg & ~RME96_AR_FREQPAD_0) |
735 RME96_AR_FREQPAD_1) & ~RME96_AR_FREQPAD_2;
736 break;
737 case 48000:
738 rme96->areg = ((rme96->areg | RME96_AR_FREQPAD_0) |
739 RME96_AR_FREQPAD_1) & ~RME96_AR_FREQPAD_2;
740 break;
741 case 64000:
742 if (rme96->rev < 4) {
743 return -EINVAL;
744 }
745 rme96->areg = ((rme96->areg | RME96_AR_FREQPAD_0) &
746 ~RME96_AR_FREQPAD_1) | RME96_AR_FREQPAD_2;
747 break;
748 case 88200:
749 if (rme96->rev < 4) {
750 return -EINVAL;
751 }
752 rme96->areg = ((rme96->areg & ~RME96_AR_FREQPAD_0) |
753 RME96_AR_FREQPAD_1) | RME96_AR_FREQPAD_2;
754 break;
755 case 96000:
756 rme96->areg = ((rme96->areg | RME96_AR_FREQPAD_0) |
757 RME96_AR_FREQPAD_1) | RME96_AR_FREQPAD_2;
758 break;
759 default:
760 return -EINVAL;
761 }
762 writel(rme96->areg, rme96->iobase + RME96_IO_ADDITIONAL_REG);
763 return 0;
764 }
765
766 static int
767 snd_rme96_setclockmode(struct rme96 *rme96,
768 int mode)
769 {
770 switch (mode) {
771 case RME96_CLOCKMODE_SLAVE:
772 /* AutoSync */
773 rme96->wcreg &= ~RME96_WCR_MASTER;
774 rme96->areg &= ~RME96_AR_WSEL;
775 break;
776 case RME96_CLOCKMODE_MASTER:
777 /* Internal */
778 rme96->wcreg |= RME96_WCR_MASTER;
779 rme96->areg &= ~RME96_AR_WSEL;
780 break;
781 case RME96_CLOCKMODE_WORDCLOCK:
782 /* Word clock is a master mode */
783 rme96->wcreg |= RME96_WCR_MASTER;
784 rme96->areg |= RME96_AR_WSEL;
785 break;
786 default:
787 return -EINVAL;
788 }
789 writel(rme96->wcreg, rme96->iobase + RME96_IO_CONTROL_REGISTER);
790 writel(rme96->areg, rme96->iobase + RME96_IO_ADDITIONAL_REG);
791 return 0;
792 }
793
794 static int
795 snd_rme96_getclockmode(struct rme96 *rme96)
796 {
797 if (rme96->areg & RME96_AR_WSEL) {
798 return RME96_CLOCKMODE_WORDCLOCK;
799 }
800 return (rme96->wcreg & RME96_WCR_MASTER) ? RME96_CLOCKMODE_MASTER :
801 RME96_CLOCKMODE_SLAVE;
802 }
803
804 static int
805 snd_rme96_setinputtype(struct rme96 *rme96,
806 int type)
807 {
808 int n;
809
810 switch (type) {
811 case RME96_INPUT_OPTICAL:
812 rme96->wcreg = (rme96->wcreg & ~RME96_WCR_INP_0) &
813 ~RME96_WCR_INP_1;
814 break;
815 case RME96_INPUT_COAXIAL:
816 rme96->wcreg = (rme96->wcreg | RME96_WCR_INP_0) &
817 ~RME96_WCR_INP_1;
818 break;
819 case RME96_INPUT_INTERNAL:
820 rme96->wcreg = (rme96->wcreg & ~RME96_WCR_INP_0) |
821 RME96_WCR_INP_1;
822 break;
823 case RME96_INPUT_XLR:
824 if ((rme96->pci->device != PCI_DEVICE_ID_RME_DIGI96_8_PAD_OR_PST &&
825 rme96->pci->device != PCI_DEVICE_ID_RME_DIGI96_8_PRO) ||
826 (rme96->pci->device == PCI_DEVICE_ID_RME_DIGI96_8_PAD_OR_PST &&
827 rme96->rev > 4))
828 {
829 /* Only Digi96/8 PRO and Digi96/8 PAD supports XLR */
830 return -EINVAL;
831 }
832 rme96->wcreg = (rme96->wcreg | RME96_WCR_INP_0) |
833 RME96_WCR_INP_1;
834 break;
835 case RME96_INPUT_ANALOG:
836 if (!RME96_HAS_ANALOG_IN(rme96)) {
837 return -EINVAL;
838 }
839 rme96->areg |= RME96_AR_ANALOG;
840 writel(rme96->areg, rme96->iobase + RME96_IO_ADDITIONAL_REG);
841 if (rme96->rev < 4) {
842 /*
843 * Revision less than 004 does not support 64 and
844 * 88.2 kHz
845 */
846 if (snd_rme96_capture_getrate(rme96, &n) == 88200) {
847 snd_rme96_capture_analog_setrate(rme96, 44100);
848 }
849 if (snd_rme96_capture_getrate(rme96, &n) == 64000) {
850 snd_rme96_capture_analog_setrate(rme96, 32000);
851 }
852 }
853 return 0;
854 default:
855 return -EINVAL;
856 }
857 if (type != RME96_INPUT_ANALOG && RME96_HAS_ANALOG_IN(rme96)) {
858 rme96->areg &= ~RME96_AR_ANALOG;
859 writel(rme96->areg, rme96->iobase + RME96_IO_ADDITIONAL_REG);
860 }
861 writel(rme96->wcreg, rme96->iobase + RME96_IO_CONTROL_REGISTER);
862 return 0;
863 }
864
865 static int
866 snd_rme96_getinputtype(struct rme96 *rme96)
867 {
868 if (rme96->areg & RME96_AR_ANALOG) {
869 return RME96_INPUT_ANALOG;
870 }
871 return ((rme96->wcreg >> RME96_WCR_BITPOS_INP_0) & 1) +
872 (((rme96->wcreg >> RME96_WCR_BITPOS_INP_1) & 1) << 1);
873 }
874
875 static void
876 snd_rme96_setframelog(struct rme96 *rme96,
877 int n_channels,
878 int is_playback)
879 {
880 int frlog;
881
882 if (n_channels == 2) {
883 frlog = 1;
884 } else {
885 /* assume 8 channels */
886 frlog = 3;
887 }
888 if (is_playback) {
889 frlog += (rme96->wcreg & RME96_WCR_MODE24) ? 2 : 1;
890 rme96->playback_frlog = frlog;
891 } else {
892 frlog += (rme96->wcreg & RME96_WCR_MODE24_2) ? 2 : 1;
893 rme96->capture_frlog = frlog;
894 }
895 }
896
897 static int
898 snd_rme96_playback_setformat(struct rme96 *rme96, snd_pcm_format_t format)
899 {
900 switch (format) {
901 case SNDRV_PCM_FORMAT_S16_LE:
902 rme96->wcreg &= ~RME96_WCR_MODE24;
903 break;
904 case SNDRV_PCM_FORMAT_S32_LE:
905 rme96->wcreg |= RME96_WCR_MODE24;
906 break;
907 default:
908 return -EINVAL;
909 }
910 writel(rme96->wcreg, rme96->iobase + RME96_IO_CONTROL_REGISTER);
911 return 0;
912 }
913
914 static int
915 snd_rme96_capture_setformat(struct rme96 *rme96, snd_pcm_format_t format)
916 {
917 switch (format) {
918 case SNDRV_PCM_FORMAT_S16_LE:
919 rme96->wcreg &= ~RME96_WCR_MODE24_2;
920 break;
921 case SNDRV_PCM_FORMAT_S32_LE:
922 rme96->wcreg |= RME96_WCR_MODE24_2;
923 break;
924 default:
925 return -EINVAL;
926 }
927 writel(rme96->wcreg, rme96->iobase + RME96_IO_CONTROL_REGISTER);
928 return 0;
929 }
930
931 static void
932 snd_rme96_set_period_properties(struct rme96 *rme96,
933 size_t period_bytes)
934 {
935 switch (period_bytes) {
936 case RME96_LARGE_BLOCK_SIZE:
937 rme96->wcreg &= ~RME96_WCR_ISEL;
938 break;
939 case RME96_SMALL_BLOCK_SIZE:
940 rme96->wcreg |= RME96_WCR_ISEL;
941 break;
942 default:
943 snd_BUG();
944 break;
945 }
946 rme96->wcreg &= ~RME96_WCR_IDIS;
947 writel(rme96->wcreg, rme96->iobase + RME96_IO_CONTROL_REGISTER);
948 }
949
950 static int
951 snd_rme96_playback_hw_params(struct snd_pcm_substream *substream,
952 struct snd_pcm_hw_params *params)
953 {
954 struct rme96 *rme96 = snd_pcm_substream_chip(substream);
955 struct snd_pcm_runtime *runtime = substream->runtime;
956 int err, rate, dummy;
957 bool apply_dac_volume = false;
958
959 runtime->dma_area = (void __force *)(rme96->iobase +
960 RME96_IO_PLAY_BUFFER);
961 runtime->dma_addr = rme96->port + RME96_IO_PLAY_BUFFER;
962 runtime->dma_bytes = RME96_BUFFER_SIZE;
963
964 spin_lock_irq(&rme96->lock);
965 rate = 0;
966 if (!(rme96->wcreg & RME96_WCR_MASTER) &&
967 snd_rme96_getinputtype(rme96) != RME96_INPUT_ANALOG)
968 rate = snd_rme96_capture_getrate(rme96, &dummy);
969 if (rate > 0) {
970 /* slave clock */
971 if ((int)params_rate(params) != rate) {
972 err = -EIO;
973 goto error;
974 }
975 } else {
976 err = snd_rme96_playback_setrate(rme96, params_rate(params));
977 if (err < 0)
978 goto error;
979 apply_dac_volume = err > 0; /* need to restore volume later? */
980 }
981
982 err = snd_rme96_playback_setformat(rme96, params_format(params));
983 if (err < 0)
984 goto error;
985 snd_rme96_setframelog(rme96, params_channels(params), 1);
986 if (rme96->capture_periodsize != 0) {
987 if (params_period_size(params) << rme96->playback_frlog !=
988 rme96->capture_periodsize)
989 {
990 err = -EBUSY;
991 goto error;
992 }
993 }
994 rme96->playback_periodsize =
995 params_period_size(params) << rme96->playback_frlog;
996 snd_rme96_set_period_properties(rme96, rme96->playback_periodsize);
997 /* S/PDIF setup */
998 if ((rme96->wcreg & RME96_WCR_ADAT) == 0) {
999 rme96->wcreg &= ~(RME96_WCR_PRO | RME96_WCR_DOLBY | RME96_WCR_EMP);
1000 writel(rme96->wcreg |= rme96->wcreg_spdif_stream, rme96->iobase + RME96_IO_CONTROL_REGISTER);
1001 }
1002
1003 err = 0;
1004 error:
1005 spin_unlock_irq(&rme96->lock);
1006 if (apply_dac_volume) {
1007 usleep_range(3000, 10000);
1008 snd_rme96_apply_dac_volume(rme96);
1009 }
1010
1011 return err;
1012 }
1013
1014 static int
1015 snd_rme96_capture_hw_params(struct snd_pcm_substream *substream,
1016 struct snd_pcm_hw_params *params)
1017 {
1018 struct rme96 *rme96 = snd_pcm_substream_chip(substream);
1019 struct snd_pcm_runtime *runtime = substream->runtime;
1020 int err, isadat, rate;
1021
1022 runtime->dma_area = (void __force *)(rme96->iobase +
1023 RME96_IO_REC_BUFFER);
1024 runtime->dma_addr = rme96->port + RME96_IO_REC_BUFFER;
1025 runtime->dma_bytes = RME96_BUFFER_SIZE;
1026
1027 spin_lock_irq(&rme96->lock);
1028 err = snd_rme96_capture_setformat(rme96, params_format(params));
1029 if (err < 0) {
1030 spin_unlock_irq(&rme96->lock);
1031 return err;
1032 }
1033 if (snd_rme96_getinputtype(rme96) == RME96_INPUT_ANALOG) {
1034 err = snd_rme96_capture_analog_setrate(rme96, params_rate(params));
1035 if (err < 0) {
1036 spin_unlock_irq(&rme96->lock);
1037 return err;
1038 }
1039 } else {
1040 rate = snd_rme96_capture_getrate(rme96, &isadat);
1041 if (rate > 0) {
1042 if ((int)params_rate(params) != rate) {
1043 spin_unlock_irq(&rme96->lock);
1044 return -EIO;
1045 }
1046 if ((isadat && runtime->hw.channels_min == 2) ||
1047 (!isadat && runtime->hw.channels_min == 8)) {
1048 spin_unlock_irq(&rme96->lock);
1049 return -EIO;
1050 }
1051 }
1052 }
1053 snd_rme96_setframelog(rme96, params_channels(params), 0);
1054 if (rme96->playback_periodsize != 0) {
1055 if (params_period_size(params) << rme96->capture_frlog !=
1056 rme96->playback_periodsize)
1057 {
1058 spin_unlock_irq(&rme96->lock);
1059 return -EBUSY;
1060 }
1061 }
1062 rme96->capture_periodsize =
1063 params_period_size(params) << rme96->capture_frlog;
1064 snd_rme96_set_period_properties(rme96, rme96->capture_periodsize);
1065 spin_unlock_irq(&rme96->lock);
1066
1067 return 0;
1068 }
1069
1070 static void
1071 snd_rme96_trigger(struct rme96 *rme96,
1072 int op)
1073 {
1074 if (op & RME96_TB_RESET_PLAYPOS)
1075 writel(0, rme96->iobase + RME96_IO_RESET_PLAY_POS);
1076 if (op & RME96_TB_RESET_CAPTUREPOS)
1077 writel(0, rme96->iobase + RME96_IO_RESET_REC_POS);
1078 if (op & RME96_TB_CLEAR_PLAYBACK_IRQ) {
1079 rme96->rcreg = readl(rme96->iobase + RME96_IO_CONTROL_REGISTER);
1080 if (rme96->rcreg & RME96_RCR_IRQ)
1081 writel(0, rme96->iobase + RME96_IO_CONFIRM_PLAY_IRQ);
1082 }
1083 if (op & RME96_TB_CLEAR_CAPTURE_IRQ) {
1084 rme96->rcreg = readl(rme96->iobase + RME96_IO_CONTROL_REGISTER);
1085 if (rme96->rcreg & RME96_RCR_IRQ_2)
1086 writel(0, rme96->iobase + RME96_IO_CONFIRM_REC_IRQ);
1087 }
1088 if (op & RME96_TB_START_PLAYBACK)
1089 rme96->wcreg |= RME96_WCR_START;
1090 if (op & RME96_TB_STOP_PLAYBACK)
1091 rme96->wcreg &= ~RME96_WCR_START;
1092 if (op & RME96_TB_START_CAPTURE)
1093 rme96->wcreg |= RME96_WCR_START_2;
1094 if (op & RME96_TB_STOP_CAPTURE)
1095 rme96->wcreg &= ~RME96_WCR_START_2;
1096 writel(rme96->wcreg, rme96->iobase + RME96_IO_CONTROL_REGISTER);
1097 }
1098
1099
1100
1101 static irqreturn_t
1102 snd_rme96_interrupt(int irq,
1103 void *dev_id)
1104 {
1105 struct rme96 *rme96 = (struct rme96 *)dev_id;
1106
1107 rme96->rcreg = readl(rme96->iobase + RME96_IO_CONTROL_REGISTER);
1108 /* fastpath out, to ease interrupt sharing */
1109 if (!((rme96->rcreg & RME96_RCR_IRQ) ||
1110 (rme96->rcreg & RME96_RCR_IRQ_2)))
1111 {
1112 return IRQ_NONE;
1113 }
1114
1115 if (rme96->rcreg & RME96_RCR_IRQ) {
1116 /* playback */
1117 snd_pcm_period_elapsed(rme96->playback_substream);
1118 writel(0, rme96->iobase + RME96_IO_CONFIRM_PLAY_IRQ);
1119 }
1120 if (rme96->rcreg & RME96_RCR_IRQ_2) {
1121 /* capture */
1122 snd_pcm_period_elapsed(rme96->capture_substream);
1123 writel(0, rme96->iobase + RME96_IO_CONFIRM_REC_IRQ);
1124 }
1125 return IRQ_HANDLED;
1126 }
1127
1128 static const unsigned int period_bytes[] = { RME96_SMALL_BLOCK_SIZE, RME96_LARGE_BLOCK_SIZE };
1129
1130 static const struct snd_pcm_hw_constraint_list hw_constraints_period_bytes = {
1131 .count = ARRAY_SIZE(period_bytes),
1132 .list = period_bytes,
1133 .mask = 0
1134 };
1135
1136 static void
1137 rme96_set_buffer_size_constraint(struct rme96 *rme96,
1138 struct snd_pcm_runtime *runtime)
1139 {
1140 unsigned int size;
1141
1142 snd_pcm_hw_constraint_single(runtime, SNDRV_PCM_HW_PARAM_BUFFER_BYTES,
1143 RME96_BUFFER_SIZE);
1144 size = rme96->playback_periodsize;
1145 if (!size)
1146 size = rme96->capture_periodsize;
1147 if (size)
1148 snd_pcm_hw_constraint_single(runtime,
1149 SNDRV_PCM_HW_PARAM_PERIOD_BYTES,
1150 size);
1151 else
1152 snd_pcm_hw_constraint_list(runtime, 0,
1153 SNDRV_PCM_HW_PARAM_PERIOD_BYTES,
1154 &hw_constraints_period_bytes);
1155 }
1156
1157 static int
1158 snd_rme96_playback_spdif_open(struct snd_pcm_substream *substream)
1159 {
1160 int rate, dummy;
1161 struct rme96 *rme96 = snd_pcm_substream_chip(substream);
1162 struct snd_pcm_runtime *runtime = substream->runtime;
1163
1164 snd_pcm_set_sync(substream);
1165 spin_lock_irq(&rme96->lock);
1166 if (rme96->playback_substream) {
1167 spin_unlock_irq(&rme96->lock);
1168 return -EBUSY;
1169 }
1170 rme96->wcreg &= ~RME96_WCR_ADAT;
1171 writel(rme96->wcreg, rme96->iobase + RME96_IO_CONTROL_REGISTER);
1172 rme96->playback_substream = substream;
1173 spin_unlock_irq(&rme96->lock);
1174
1175 runtime->hw = snd_rme96_playback_spdif_info;
1176 if (!(rme96->wcreg & RME96_WCR_MASTER) &&
1177 snd_rme96_getinputtype(rme96) != RME96_INPUT_ANALOG) {
1178 rate = snd_rme96_capture_getrate(rme96, &dummy);
1179 if (rate > 0) {
1180 /* slave clock */
1181 runtime->hw.rates = snd_pcm_rate_to_rate_bit(rate);
1182 runtime->hw.rate_min = rate;
1183 runtime->hw.rate_max = rate;
1184 }
1185 }
1186 rme96_set_buffer_size_constraint(rme96, runtime);
1187
1188 rme96->wcreg_spdif_stream = rme96->wcreg_spdif;
1189 rme96->spdif_ctl->vd[0].access &= ~SNDRV_CTL_ELEM_ACCESS_INACTIVE;
1190 snd_ctl_notify(rme96->card, SNDRV_CTL_EVENT_MASK_VALUE |
1191 SNDRV_CTL_EVENT_MASK_INFO, &rme96->spdif_ctl->id);
1192 return 0;
1193 }
1194
1195 static int
1196 snd_rme96_capture_spdif_open(struct snd_pcm_substream *substream)
1197 {
1198 int isadat, rate;
1199 struct rme96 *rme96 = snd_pcm_substream_chip(substream);
1200 struct snd_pcm_runtime *runtime = substream->runtime;
1201
1202 snd_pcm_set_sync(substream);
1203 runtime->hw = snd_rme96_capture_spdif_info;
1204 if (snd_rme96_getinputtype(rme96) != RME96_INPUT_ANALOG) {
1205 rate = snd_rme96_capture_getrate(rme96, &isadat);
1206 if (rate > 0) {
1207 if (isadat)
1208 return -EIO;
1209 runtime->hw.rates = snd_pcm_rate_to_rate_bit(rate);
1210 runtime->hw.rate_min = rate;
1211 runtime->hw.rate_max = rate;
1212 }
1213 }
1214
1215 spin_lock_irq(&rme96->lock);
1216 if (rme96->capture_substream) {
1217 spin_unlock_irq(&rme96->lock);
1218 return -EBUSY;
1219 }
1220 rme96->capture_substream = substream;
1221 spin_unlock_irq(&rme96->lock);
1222
1223 rme96_set_buffer_size_constraint(rme96, runtime);
1224 return 0;
1225 }
1226
1227 static int
1228 snd_rme96_playback_adat_open(struct snd_pcm_substream *substream)
1229 {
1230 int rate, dummy;
1231 struct rme96 *rme96 = snd_pcm_substream_chip(substream);
1232 struct snd_pcm_runtime *runtime = substream->runtime;
1233
1234 snd_pcm_set_sync(substream);
1235 spin_lock_irq(&rme96->lock);
1236 if (rme96->playback_substream) {
1237 spin_unlock_irq(&rme96->lock);
1238 return -EBUSY;
1239 }
1240 rme96->wcreg |= RME96_WCR_ADAT;
1241 writel(rme96->wcreg, rme96->iobase + RME96_IO_CONTROL_REGISTER);
1242 rme96->playback_substream = substream;
1243 spin_unlock_irq(&rme96->lock);
1244
1245 runtime->hw = snd_rme96_playback_adat_info;
1246 if (!(rme96->wcreg & RME96_WCR_MASTER) &&
1247 snd_rme96_getinputtype(rme96) != RME96_INPUT_ANALOG) {
1248 rate = snd_rme96_capture_getrate(rme96, &dummy);
1249 if (rate > 0) {
1250 /* slave clock */
1251 runtime->hw.rates = snd_pcm_rate_to_rate_bit(rate);
1252 runtime->hw.rate_min = rate;
1253 runtime->hw.rate_max = rate;
1254 }
1255 }
1256
1257 rme96_set_buffer_size_constraint(rme96, runtime);
1258 return 0;
1259 }
1260
1261 static int
1262 snd_rme96_capture_adat_open(struct snd_pcm_substream *substream)
1263 {
1264 int isadat, rate;
1265 struct rme96 *rme96 = snd_pcm_substream_chip(substream);
1266 struct snd_pcm_runtime *runtime = substream->runtime;
1267
1268 snd_pcm_set_sync(substream);
1269 runtime->hw = snd_rme96_capture_adat_info;
1270 if (snd_rme96_getinputtype(rme96) == RME96_INPUT_ANALOG) {
1271 /* makes no sense to use analog input. Note that analog
1272 expension cards AEB4/8-I are RME96_INPUT_INTERNAL */
1273 return -EIO;
1274 }
1275 rate = snd_rme96_capture_getrate(rme96, &isadat);
1276 if (rate > 0) {
1277 if (!isadat) {
1278 return -EIO;
1279 }
1280 runtime->hw.rates = snd_pcm_rate_to_rate_bit(rate);
1281 runtime->hw.rate_min = rate;
1282 runtime->hw.rate_max = rate;
1283 }
1284
1285 spin_lock_irq(&rme96->lock);
1286 if (rme96->capture_substream) {
1287 spin_unlock_irq(&rme96->lock);
1288 return -EBUSY;
1289 }
1290 rme96->capture_substream = substream;
1291 spin_unlock_irq(&rme96->lock);
1292
1293 rme96_set_buffer_size_constraint(rme96, runtime);
1294 return 0;
1295 }
1296
1297 static int
1298 snd_rme96_playback_close(struct snd_pcm_substream *substream)
1299 {
1300 struct rme96 *rme96 = snd_pcm_substream_chip(substream);
1301 int spdif = 0;
1302
1303 spin_lock_irq(&rme96->lock);
1304 if (RME96_ISPLAYING(rme96)) {
1305 snd_rme96_trigger(rme96, RME96_STOP_PLAYBACK);
1306 }
1307 rme96->playback_substream = NULL;
1308 rme96->playback_periodsize = 0;
1309 spdif = (rme96->wcreg & RME96_WCR_ADAT) == 0;
1310 spin_unlock_irq(&rme96->lock);
1311 if (spdif) {
1312 rme96->spdif_ctl->vd[0].access |= SNDRV_CTL_ELEM_ACCESS_INACTIVE;
1313 snd_ctl_notify(rme96->card, SNDRV_CTL_EVENT_MASK_VALUE |
1314 SNDRV_CTL_EVENT_MASK_INFO, &rme96->spdif_ctl->id);
1315 }
1316 return 0;
1317 }
1318
1319 static int
1320 snd_rme96_capture_close(struct snd_pcm_substream *substream)
1321 {
1322 struct rme96 *rme96 = snd_pcm_substream_chip(substream);
1323
1324 spin_lock_irq(&rme96->lock);
1325 if (RME96_ISRECORDING(rme96)) {
1326 snd_rme96_trigger(rme96, RME96_STOP_CAPTURE);
1327 }
1328 rme96->capture_substream = NULL;
1329 rme96->capture_periodsize = 0;
1330 spin_unlock_irq(&rme96->lock);
1331 return 0;
1332 }
1333
1334 static int
1335 snd_rme96_playback_prepare(struct snd_pcm_substream *substream)
1336 {
1337 struct rme96 *rme96 = snd_pcm_substream_chip(substream);
1338
1339 spin_lock_irq(&rme96->lock);
1340 if (RME96_ISPLAYING(rme96)) {
1341 snd_rme96_trigger(rme96, RME96_STOP_PLAYBACK);
1342 }
1343 writel(0, rme96->iobase + RME96_IO_RESET_PLAY_POS);
1344 spin_unlock_irq(&rme96->lock);
1345 return 0;
1346 }
1347
1348 static int
1349 snd_rme96_capture_prepare(struct snd_pcm_substream *substream)
1350 {
1351 struct rme96 *rme96 = snd_pcm_substream_chip(substream);
1352
1353 spin_lock_irq(&rme96->lock);
1354 if (RME96_ISRECORDING(rme96)) {
1355 snd_rme96_trigger(rme96, RME96_STOP_CAPTURE);
1356 }
1357 writel(0, rme96->iobase + RME96_IO_RESET_REC_POS);
1358 spin_unlock_irq(&rme96->lock);
1359 return 0;
1360 }
1361
1362 static int
1363 snd_rme96_playback_trigger(struct snd_pcm_substream *substream,
1364 int cmd)
1365 {
1366 struct rme96 *rme96 = snd_pcm_substream_chip(substream);
1367 struct snd_pcm_substream *s;
1368 bool sync;
1369
1370 snd_pcm_group_for_each_entry(s, substream) {
1371 if (snd_pcm_substream_chip(s) == rme96)
1372 snd_pcm_trigger_done(s, substream);
1373 }
1374
1375 sync = (rme96->playback_substream && rme96->capture_substream) &&
1376 (rme96->playback_substream->group ==
1377 rme96->capture_substream->group);
1378
1379 switch (cmd) {
1380 case SNDRV_PCM_TRIGGER_START:
1381 if (!RME96_ISPLAYING(rme96)) {
1382 if (substream != rme96->playback_substream)
1383 return -EBUSY;
1384 snd_rme96_trigger(rme96, sync ? RME96_START_BOTH
1385 : RME96_START_PLAYBACK);
1386 }
1387 break;
1388
1389 case SNDRV_PCM_TRIGGER_SUSPEND:
1390 case SNDRV_PCM_TRIGGER_STOP:
1391 if (RME96_ISPLAYING(rme96)) {
1392 if (substream != rme96->playback_substream)
1393 return -EBUSY;
1394 snd_rme96_trigger(rme96, sync ? RME96_STOP_BOTH
1395 : RME96_STOP_PLAYBACK);
1396 }
1397 break;
1398
1399 case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
1400 if (RME96_ISPLAYING(rme96))
1401 snd_rme96_trigger(rme96, sync ? RME96_STOP_BOTH
1402 : RME96_STOP_PLAYBACK);
1403 break;
1404
1405 case SNDRV_PCM_TRIGGER_RESUME:
1406 case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
1407 if (!RME96_ISPLAYING(rme96))
1408 snd_rme96_trigger(rme96, sync ? RME96_RESUME_BOTH
1409 : RME96_RESUME_PLAYBACK);
1410 break;
1411
1412 default:
1413 return -EINVAL;
1414 }
1415
1416 return 0;
1417 }
1418
1419 static int
1420 snd_rme96_capture_trigger(struct snd_pcm_substream *substream,
1421 int cmd)
1422 {
1423 struct rme96 *rme96 = snd_pcm_substream_chip(substream);
1424 struct snd_pcm_substream *s;
1425 bool sync;
1426
1427 snd_pcm_group_for_each_entry(s, substream) {
1428 if (snd_pcm_substream_chip(s) == rme96)
1429 snd_pcm_trigger_done(s, substream);
1430 }
1431
1432 sync = (rme96->playback_substream && rme96->capture_substream) &&
1433 (rme96->playback_substream->group ==
1434 rme96->capture_substream->group);
1435
1436 switch (cmd) {
1437 case SNDRV_PCM_TRIGGER_START:
1438 if (!RME96_ISRECORDING(rme96)) {
1439 if (substream != rme96->capture_substream)
1440 return -EBUSY;
1441 snd_rme96_trigger(rme96, sync ? RME96_START_BOTH
1442 : RME96_START_CAPTURE);
1443 }
1444 break;
1445
1446 case SNDRV_PCM_TRIGGER_SUSPEND:
1447 case SNDRV_PCM_TRIGGER_STOP:
1448 if (RME96_ISRECORDING(rme96)) {
1449 if (substream != rme96->capture_substream)
1450 return -EBUSY;
1451 snd_rme96_trigger(rme96, sync ? RME96_STOP_BOTH
1452 : RME96_STOP_CAPTURE);
1453 }
1454 break;
1455
1456 case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
1457 if (RME96_ISRECORDING(rme96))
1458 snd_rme96_trigger(rme96, sync ? RME96_STOP_BOTH
1459 : RME96_STOP_CAPTURE);
1460 break;
1461
1462 case SNDRV_PCM_TRIGGER_RESUME:
1463 case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
1464 if (!RME96_ISRECORDING(rme96))
1465 snd_rme96_trigger(rme96, sync ? RME96_RESUME_BOTH
1466 : RME96_RESUME_CAPTURE);
1467 break;
1468
1469 default:
1470 return -EINVAL;
1471 }
1472
1473 return 0;
1474 }
1475
1476 static snd_pcm_uframes_t
1477 snd_rme96_playback_pointer(struct snd_pcm_substream *substream)
1478 {
1479 struct rme96 *rme96 = snd_pcm_substream_chip(substream);
1480 return snd_rme96_playback_ptr(rme96);
1481 }
1482
1483 static snd_pcm_uframes_t
1484 snd_rme96_capture_pointer(struct snd_pcm_substream *substream)
1485 {
1486 struct rme96 *rme96 = snd_pcm_substream_chip(substream);
1487 return snd_rme96_capture_ptr(rme96);
1488 }
1489
1490 static const struct snd_pcm_ops snd_rme96_playback_spdif_ops = {
1491 .open = snd_rme96_playback_spdif_open,
1492 .close = snd_rme96_playback_close,
1493 .hw_params = snd_rme96_playback_hw_params,
1494 .prepare = snd_rme96_playback_prepare,
1495 .trigger = snd_rme96_playback_trigger,
1496 .pointer = snd_rme96_playback_pointer,
1497 .copy = snd_rme96_playback_copy,
1498 .fill_silence = snd_rme96_playback_silence,
1499 .mmap = snd_pcm_lib_mmap_iomem,
1500 };
1501
1502 static const struct snd_pcm_ops snd_rme96_capture_spdif_ops = {
1503 .open = snd_rme96_capture_spdif_open,
1504 .close = snd_rme96_capture_close,
1505 .hw_params = snd_rme96_capture_hw_params,
1506 .prepare = snd_rme96_capture_prepare,
1507 .trigger = snd_rme96_capture_trigger,
1508 .pointer = snd_rme96_capture_pointer,
1509 .copy = snd_rme96_capture_copy,
1510 .mmap = snd_pcm_lib_mmap_iomem,
1511 };
1512
1513 static const struct snd_pcm_ops snd_rme96_playback_adat_ops = {
1514 .open = snd_rme96_playback_adat_open,
1515 .close = snd_rme96_playback_close,
1516 .hw_params = snd_rme96_playback_hw_params,
1517 .prepare = snd_rme96_playback_prepare,
1518 .trigger = snd_rme96_playback_trigger,
1519 .pointer = snd_rme96_playback_pointer,
1520 .copy = snd_rme96_playback_copy,
1521 .fill_silence = snd_rme96_playback_silence,
1522 .mmap = snd_pcm_lib_mmap_iomem,
1523 };
1524
1525 static const struct snd_pcm_ops snd_rme96_capture_adat_ops = {
1526 .open = snd_rme96_capture_adat_open,
1527 .close = snd_rme96_capture_close,
1528 .hw_params = snd_rme96_capture_hw_params,
1529 .prepare = snd_rme96_capture_prepare,
1530 .trigger = snd_rme96_capture_trigger,
1531 .pointer = snd_rme96_capture_pointer,
1532 .copy = snd_rme96_capture_copy,
1533 .mmap = snd_pcm_lib_mmap_iomem,
1534 };
1535
1536 static void
1537 snd_rme96_free(struct rme96 *rme96)
1538 {
1539 if (rme96->irq >= 0) {
1540 snd_rme96_trigger(rme96, RME96_STOP_BOTH);
1541 rme96->areg &= ~RME96_AR_DAC_EN;
1542 writel(rme96->areg, rme96->iobase + RME96_IO_ADDITIONAL_REG);
1543 }
1544 vfree(rme96->playback_suspend_buffer);
1545 vfree(rme96->capture_suspend_buffer);
1546 }
1547
1548 static void
1549 snd_rme96_free_spdif_pcm(struct snd_pcm *pcm)
1550 {
1551 struct rme96 *rme96 = pcm->private_data;
1552 rme96->spdif_pcm = NULL;
1553 }
1554
1555 static void
1556 snd_rme96_free_adat_pcm(struct snd_pcm *pcm)
1557 {
1558 struct rme96 *rme96 = pcm->private_data;
1559 rme96->adat_pcm = NULL;
1560 }
1561
1562 static int
1563 snd_rme96_create(struct rme96 *rme96)
1564 {
1565 struct pci_dev *pci = rme96->pci;
1566 int err;
1567
1568 rme96->irq = -1;
1569 spin_lock_init(&rme96->lock);
1570
1571 err = pcim_enable_device(pci);
1572 if (err < 0)
1573 return err;
1574
1575 err = pci_request_regions(pci, "RME96");
1576 if (err < 0)
1577 return err;
1578 rme96->port = pci_resource_start(rme96->pci, 0);
1579
1580 rme96->iobase = devm_ioremap(&pci->dev, rme96->port, RME96_IO_SIZE);
1581 if (!rme96->iobase) {
1582 dev_err(rme96->card->dev,
1583 "unable to remap memory region 0x%lx-0x%lx\n",
1584 rme96->port, rme96->port + RME96_IO_SIZE - 1);
1585 return -EBUSY;
1586 }
1587
1588 if (devm_request_irq(&pci->dev, pci->irq, snd_rme96_interrupt,
1589 IRQF_SHARED, KBUILD_MODNAME, rme96)) {
1590 dev_err(rme96->card->dev, "unable to grab IRQ %d\n", pci->irq);
1591 return -EBUSY;
1592 }
1593 rme96->irq = pci->irq;
1594 rme96->card->sync_irq = rme96->irq;
1595
1596 /* read the card's revision number */
1597 pci_read_config_byte(pci, 8, &rme96->rev);
1598
1599 /* set up ALSA pcm device for S/PDIF */
1600 err = snd_pcm_new(rme96->card, "Digi96 IEC958", 0,
1601 1, 1, &rme96->spdif_pcm);
1602 if (err < 0)
1603 return err;
1604
1605 rme96->spdif_pcm->private_data = rme96;
1606 rme96->spdif_pcm->private_free = snd_rme96_free_spdif_pcm;
1607 strcpy(rme96->spdif_pcm->name, "Digi96 IEC958");
1608 snd_pcm_set_ops(rme96->spdif_pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_rme96_playback_spdif_ops);
1609 snd_pcm_set_ops(rme96->spdif_pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_rme96_capture_spdif_ops);
1610
1611 rme96->spdif_pcm->info_flags = 0;
1612
1613 /* set up ALSA pcm device for ADAT */
1614 if (pci->device == PCI_DEVICE_ID_RME_DIGI96) {
1615 /* ADAT is not available on the base model */
1616 rme96->adat_pcm = NULL;
1617 } else {
1618 err = snd_pcm_new(rme96->card, "Digi96 ADAT", 1,
1619 1, 1, &rme96->adat_pcm);
1620 if (err < 0)
1621 return err;
1622 rme96->adat_pcm->private_data = rme96;
1623 rme96->adat_pcm->private_free = snd_rme96_free_adat_pcm;
1624 strcpy(rme96->adat_pcm->name, "Digi96 ADAT");
1625 snd_pcm_set_ops(rme96->adat_pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_rme96_playback_adat_ops);
1626 snd_pcm_set_ops(rme96->adat_pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_rme96_capture_adat_ops);
1627
1628 rme96->adat_pcm->info_flags = 0;
1629 }
1630
1631 rme96->playback_periodsize = 0;
1632 rme96->capture_periodsize = 0;
1633
1634 /* make sure playback/capture is stopped, if by some reason active */
1635 snd_rme96_trigger(rme96, RME96_STOP_BOTH);
1636
1637 /* set default values in registers */
1638 rme96->wcreg =
1639 RME96_WCR_FREQ_1 | /* set 44.1 kHz playback */
1640 RME96_WCR_SEL | /* normal playback */
1641 RME96_WCR_MASTER | /* set to master clock mode */
1642 RME96_WCR_INP_0; /* set coaxial input */
1643
1644 rme96->areg = RME96_AR_FREQPAD_1; /* set 44.1 kHz analog capture */
1645
1646 writel(rme96->wcreg, rme96->iobase + RME96_IO_CONTROL_REGISTER);
1647 writel(rme96->areg, rme96->iobase + RME96_IO_ADDITIONAL_REG);
1648
1649 /* reset the ADC */
1650 writel(rme96->areg | RME96_AR_PD2,
1651 rme96->iobase + RME96_IO_ADDITIONAL_REG);
1652 writel(rme96->areg, rme96->iobase + RME96_IO_ADDITIONAL_REG);
1653
1654 /* reset and enable the DAC (order is important). */
1655 snd_rme96_reset_dac(rme96);
1656 rme96->areg |= RME96_AR_DAC_EN;
1657 writel(rme96->areg, rme96->iobase + RME96_IO_ADDITIONAL_REG);
1658
1659 /* reset playback and record buffer pointers */
1660 writel(0, rme96->iobase + RME96_IO_RESET_PLAY_POS);
1661 writel(0, rme96->iobase + RME96_IO_RESET_REC_POS);
1662
1663 /* reset volume */
1664 rme96->vol[0] = rme96->vol[1] = 0;
1665 if (RME96_HAS_ANALOG_OUT(rme96)) {
1666 snd_rme96_apply_dac_volume(rme96);
1667 }
1668
1669 /* init switch interface */
1670 err = snd_rme96_create_switches(rme96->card, rme96);
1671 if (err < 0)
1672 return err;
1673
1674 /* init proc interface */
1675 snd_rme96_proc_init(rme96);
1676
1677 return 0;
1678 }
1679
1680 /*
1681 * proc interface
1682 */
1683
1684 static void
1685 snd_rme96_proc_read(struct snd_info_entry *entry, struct snd_info_buffer *buffer)
1686 {
1687 int n;
1688 struct rme96 *rme96 = entry->private_data;
1689
1690 rme96->rcreg = readl(rme96->iobase + RME96_IO_CONTROL_REGISTER);
1691
1692 snd_iprintf(buffer, rme96->card->longname);
1693 snd_iprintf(buffer, " (index #%d)\n", rme96->card->number + 1);
1694
1695 snd_iprintf(buffer, "\nGeneral settings\n");
1696 if (rme96->wcreg & RME96_WCR_IDIS) {
1697 snd_iprintf(buffer, " period size: N/A (interrupts "
1698 "disabled)\n");
1699 } else if (rme96->wcreg & RME96_WCR_ISEL) {
1700 snd_iprintf(buffer, " period size: 2048 bytes\n");
1701 } else {
1702 snd_iprintf(buffer, " period size: 8192 bytes\n");
1703 }
1704 snd_iprintf(buffer, "\nInput settings\n");
1705 switch (snd_rme96_getinputtype(rme96)) {
1706 case RME96_INPUT_OPTICAL:
1707 snd_iprintf(buffer, " input: optical");
1708 break;
1709 case RME96_INPUT_COAXIAL:
1710 snd_iprintf(buffer, " input: coaxial");
1711 break;
1712 case RME96_INPUT_INTERNAL:
1713 snd_iprintf(buffer, " input: internal");
1714 break;
1715 case RME96_INPUT_XLR:
1716 snd_iprintf(buffer, " input: XLR");
1717 break;
1718 case RME96_INPUT_ANALOG:
1719 snd_iprintf(buffer, " input: analog");
1720 break;
1721 }
1722 if (snd_rme96_capture_getrate(rme96, &n) < 0) {
1723 snd_iprintf(buffer, "\n sample rate: no valid signal\n");
1724 } else {
1725 if (n) {
1726 snd_iprintf(buffer, " (8 channels)\n");
1727 } else {
1728 snd_iprintf(buffer, " (2 channels)\n");
1729 }
1730 snd_iprintf(buffer, " sample rate: %d Hz\n",
1731 snd_rme96_capture_getrate(rme96, &n));
1732 }
1733 if (rme96->wcreg & RME96_WCR_MODE24_2) {
1734 snd_iprintf(buffer, " sample format: 24 bit\n");
1735 } else {
1736 snd_iprintf(buffer, " sample format: 16 bit\n");
1737 }
1738
1739 snd_iprintf(buffer, "\nOutput settings\n");
1740 if (rme96->wcreg & RME96_WCR_SEL) {
1741 snd_iprintf(buffer, " output signal: normal playback\n");
1742 } else {
1743 snd_iprintf(buffer, " output signal: same as input\n");
1744 }
1745 snd_iprintf(buffer, " sample rate: %d Hz\n",
1746 snd_rme96_playback_getrate(rme96));
1747 if (rme96->wcreg & RME96_WCR_MODE24) {
1748 snd_iprintf(buffer, " sample format: 24 bit\n");
1749 } else {
1750 snd_iprintf(buffer, " sample format: 16 bit\n");
1751 }
1752 if (rme96->areg & RME96_AR_WSEL) {
1753 snd_iprintf(buffer, " sample clock source: word clock\n");
1754 } else if (rme96->wcreg & RME96_WCR_MASTER) {
1755 snd_iprintf(buffer, " sample clock source: internal\n");
1756 } else if (snd_rme96_getinputtype(rme96) == RME96_INPUT_ANALOG) {
1757 snd_iprintf(buffer, " sample clock source: autosync (internal anyway due to analog input setting)\n");
1758 } else if (snd_rme96_capture_getrate(rme96, &n) < 0) {
1759 snd_iprintf(buffer, " sample clock source: autosync (internal anyway due to no valid signal)\n");
1760 } else {
1761 snd_iprintf(buffer, " sample clock source: autosync\n");
1762 }
1763 if (rme96->wcreg & RME96_WCR_PRO) {
1764 snd_iprintf(buffer, " format: AES/EBU (professional)\n");
1765 } else {
1766 snd_iprintf(buffer, " format: IEC958 (consumer)\n");
1767 }
1768 if (rme96->wcreg & RME96_WCR_EMP) {
1769 snd_iprintf(buffer, " emphasis: on\n");
1770 } else {
1771 snd_iprintf(buffer, " emphasis: off\n");
1772 }
1773 if (rme96->wcreg & RME96_WCR_DOLBY) {
1774 snd_iprintf(buffer, " non-audio (dolby): on\n");
1775 } else {
1776 snd_iprintf(buffer, " non-audio (dolby): off\n");
1777 }
1778 if (RME96_HAS_ANALOG_IN(rme96)) {
1779 snd_iprintf(buffer, "\nAnalog output settings\n");
1780 switch (snd_rme96_getmontracks(rme96)) {
1781 case RME96_MONITOR_TRACKS_1_2:
1782 snd_iprintf(buffer, " monitored ADAT tracks: 1+2\n");
1783 break;
1784 case RME96_MONITOR_TRACKS_3_4:
1785 snd_iprintf(buffer, " monitored ADAT tracks: 3+4\n");
1786 break;
1787 case RME96_MONITOR_TRACKS_5_6:
1788 snd_iprintf(buffer, " monitored ADAT tracks: 5+6\n");
1789 break;
1790 case RME96_MONITOR_TRACKS_7_8:
1791 snd_iprintf(buffer, " monitored ADAT tracks: 7+8\n");
1792 break;
1793 }
1794 switch (snd_rme96_getattenuation(rme96)) {
1795 case RME96_ATTENUATION_0:
1796 snd_iprintf(buffer, " attenuation: 0 dB\n");
1797 break;
1798 case RME96_ATTENUATION_6:
1799 snd_iprintf(buffer, " attenuation: -6 dB\n");
1800 break;
1801 case RME96_ATTENUATION_12:
1802 snd_iprintf(buffer, " attenuation: -12 dB\n");
1803 break;
1804 case RME96_ATTENUATION_18:
1805 snd_iprintf(buffer, " attenuation: -18 dB\n");
1806 break;
1807 }
1808 snd_iprintf(buffer, " volume left: %u\n", rme96->vol[0]);
1809 snd_iprintf(buffer, " volume right: %u\n", rme96->vol[1]);
1810 }
1811 }
1812
1813 static void snd_rme96_proc_init(struct rme96 *rme96)
1814 {
1815 snd_card_ro_proc_new(rme96->card, "rme96", rme96, snd_rme96_proc_read);
1816 }
1817
1818 /*
1819 * control interface
1820 */
1821
1822 #define snd_rme96_info_loopback_control snd_ctl_boolean_mono_info
1823
1824 static int
1825 snd_rme96_get_loopback_control(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
1826 {
1827 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol);
1828
1829 spin_lock_irq(&rme96->lock);
1830 ucontrol->value.integer.value[0] = rme96->wcreg & RME96_WCR_SEL ? 0 : 1;
1831 spin_unlock_irq(&rme96->lock);
1832 return 0;
1833 }
1834 static int
1835 snd_rme96_put_loopback_control(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
1836 {
1837 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol);
1838 unsigned int val;
1839 int change;
1840
1841 val = ucontrol->value.integer.value[0] ? 0 : RME96_WCR_SEL;
1842 spin_lock_irq(&rme96->lock);
1843 val = (rme96->wcreg & ~RME96_WCR_SEL) | val;
1844 change = val != rme96->wcreg;
1845 rme96->wcreg = val;
1846 writel(val, rme96->iobase + RME96_IO_CONTROL_REGISTER);
1847 spin_unlock_irq(&rme96->lock);
1848 return change;
1849 }
1850
1851 static int
1852 snd_rme96_info_inputtype_control(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
1853 {
1854 static const char * const _texts[5] = {
1855 "Optical", "Coaxial", "Internal", "XLR", "Analog"
1856 };
1857 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol);
1858 const char *texts[5] = {
1859 _texts[0], _texts[1], _texts[2], _texts[3], _texts[4]
1860 };
1861 int num_items;
1862
1863 switch (rme96->pci->device) {
1864 case PCI_DEVICE_ID_RME_DIGI96:
1865 case PCI_DEVICE_ID_RME_DIGI96_8:
1866 num_items = 3;
1867 break;
1868 case PCI_DEVICE_ID_RME_DIGI96_8_PRO:
1869 num_items = 4;
1870 break;
1871 case PCI_DEVICE_ID_RME_DIGI96_8_PAD_OR_PST:
1872 if (rme96->rev > 4) {
1873 /* PST */
1874 num_items = 4;
1875 texts[3] = _texts[4]; /* Analog instead of XLR */
1876 } else {
1877 /* PAD */
1878 num_items = 5;
1879 }
1880 break;
1881 default:
1882 snd_BUG();
1883 return -EINVAL;
1884 }
1885 return snd_ctl_enum_info(uinfo, 1, num_items, texts);
1886 }
1887 static int
1888 snd_rme96_get_inputtype_control(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
1889 {
1890 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol);
1891 unsigned int items = 3;
1892
1893 spin_lock_irq(&rme96->lock);
1894 ucontrol->value.enumerated.item[0] = snd_rme96_getinputtype(rme96);
1895
1896 switch (rme96->pci->device) {
1897 case PCI_DEVICE_ID_RME_DIGI96:
1898 case PCI_DEVICE_ID_RME_DIGI96_8:
1899 items = 3;
1900 break;
1901 case PCI_DEVICE_ID_RME_DIGI96_8_PRO:
1902 items = 4;
1903 break;
1904 case PCI_DEVICE_ID_RME_DIGI96_8_PAD_OR_PST:
1905 if (rme96->rev > 4) {
1906 /* for handling PST case, (INPUT_ANALOG is moved to INPUT_XLR */
1907 if (ucontrol->value.enumerated.item[0] == RME96_INPUT_ANALOG) {
1908 ucontrol->value.enumerated.item[0] = RME96_INPUT_XLR;
1909 }
1910 items = 4;
1911 } else {
1912 items = 5;
1913 }
1914 break;
1915 default:
1916 snd_BUG();
1917 break;
1918 }
1919 if (ucontrol->value.enumerated.item[0] >= items) {
1920 ucontrol->value.enumerated.item[0] = items - 1;
1921 }
1922
1923 spin_unlock_irq(&rme96->lock);
1924 return 0;
1925 }
1926 static int
1927 snd_rme96_put_inputtype_control(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
1928 {
1929 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol);
1930 unsigned int val;
1931 int change, items = 3;
1932
1933 switch (rme96->pci->device) {
1934 case PCI_DEVICE_ID_RME_DIGI96:
1935 case PCI_DEVICE_ID_RME_DIGI96_8:
1936 items = 3;
1937 break;
1938 case PCI_DEVICE_ID_RME_DIGI96_8_PRO:
1939 items = 4;
1940 break;
1941 case PCI_DEVICE_ID_RME_DIGI96_8_PAD_OR_PST:
1942 if (rme96->rev > 4) {
1943 items = 4;
1944 } else {
1945 items = 5;
1946 }
1947 break;
1948 default:
1949 snd_BUG();
1950 break;
1951 }
1952 val = ucontrol->value.enumerated.item[0] % items;
1953
1954 /* special case for PST */
1955 if (rme96->pci->device == PCI_DEVICE_ID_RME_DIGI96_8_PAD_OR_PST && rme96->rev > 4) {
1956 if (val == RME96_INPUT_XLR) {
1957 val = RME96_INPUT_ANALOG;
1958 }
1959 }
1960
1961 spin_lock_irq(&rme96->lock);
1962 change = (int)val != snd_rme96_getinputtype(rme96);
1963 snd_rme96_setinputtype(rme96, val);
1964 spin_unlock_irq(&rme96->lock);
1965 return change;
1966 }
1967
1968 static int
1969 snd_rme96_info_clockmode_control(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
1970 {
1971 static const char * const texts[3] = { "AutoSync", "Internal", "Word" };
1972
1973 return snd_ctl_enum_info(uinfo, 1, 3, texts);
1974 }
1975 static int
1976 snd_rme96_get_clockmode_control(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
1977 {
1978 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol);
1979
1980 spin_lock_irq(&rme96->lock);
1981 ucontrol->value.enumerated.item[0] = snd_rme96_getclockmode(rme96);
1982 spin_unlock_irq(&rme96->lock);
1983 return 0;
1984 }
1985 static int
1986 snd_rme96_put_clockmode_control(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
1987 {
1988 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol);
1989 unsigned int val;
1990 int change;
1991
1992 val = ucontrol->value.enumerated.item[0] % 3;
1993 spin_lock_irq(&rme96->lock);
1994 change = (int)val != snd_rme96_getclockmode(rme96);
1995 snd_rme96_setclockmode(rme96, val);
1996 spin_unlock_irq(&rme96->lock);
1997 return change;
1998 }
1999
2000 static int
2001 snd_rme96_info_attenuation_control(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
2002 {
2003 static const char * const texts[4] = {
2004 "0 dB", "-6 dB", "-12 dB", "-18 dB"
2005 };
2006
2007 return snd_ctl_enum_info(uinfo, 1, 4, texts);
2008 }
2009 static int
2010 snd_rme96_get_attenuation_control(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
2011 {
2012 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol);
2013
2014 spin_lock_irq(&rme96->lock);
2015 ucontrol->value.enumerated.item[0] = snd_rme96_getattenuation(rme96);
2016 spin_unlock_irq(&rme96->lock);
2017 return 0;
2018 }
2019 static int
2020 snd_rme96_put_attenuation_control(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
2021 {
2022 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol);
2023 unsigned int val;
2024 int change;
2025
2026 val = ucontrol->value.enumerated.item[0] % 4;
2027 spin_lock_irq(&rme96->lock);
2028
2029 change = (int)val != snd_rme96_getattenuation(rme96);
2030 snd_rme96_setattenuation(rme96, val);
2031 spin_unlock_irq(&rme96->lock);
2032 return change;
2033 }
2034
2035 static int
2036 snd_rme96_info_montracks_control(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
2037 {
2038 static const char * const texts[4] = { "1+2", "3+4", "5+6", "7+8" };
2039
2040 return snd_ctl_enum_info(uinfo, 1, 4, texts);
2041 }
2042 static int
2043 snd_rme96_get_montracks_control(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
2044 {
2045 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol);
2046
2047 spin_lock_irq(&rme96->lock);
2048 ucontrol->value.enumerated.item[0] = snd_rme96_getmontracks(rme96);
2049 spin_unlock_irq(&rme96->lock);
2050 return 0;
2051 }
2052 static int
2053 snd_rme96_put_montracks_control(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
2054 {
2055 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol);
2056 unsigned int val;
2057 int change;
2058
2059 val = ucontrol->value.enumerated.item[0] % 4;
2060 spin_lock_irq(&rme96->lock);
2061 change = (int)val != snd_rme96_getmontracks(rme96);
2062 snd_rme96_setmontracks(rme96, val);
2063 spin_unlock_irq(&rme96->lock);
2064 return change;
2065 }
2066
2067 static u32 snd_rme96_convert_from_aes(struct snd_aes_iec958 *aes)
2068 {
2069 u32 val = 0;
2070 val |= (aes->status[0] & IEC958_AES0_PROFESSIONAL) ? RME96_WCR_PRO : 0;
2071 val |= (aes->status[0] & IEC958_AES0_NONAUDIO) ? RME96_WCR_DOLBY : 0;
2072 if (val & RME96_WCR_PRO)
2073 val |= (aes->status[0] & IEC958_AES0_PRO_EMPHASIS_5015) ? RME96_WCR_EMP : 0;
2074 else
2075 val |= (aes->status[0] & IEC958_AES0_CON_EMPHASIS_5015) ? RME96_WCR_EMP : 0;
2076 return val;
2077 }
2078
2079 static void snd_rme96_convert_to_aes(struct snd_aes_iec958 *aes, u32 val)
2080 {
2081 aes->status[0] = ((val & RME96_WCR_PRO) ? IEC958_AES0_PROFESSIONAL : 0) |
2082 ((val & RME96_WCR_DOLBY) ? IEC958_AES0_NONAUDIO : 0);
2083 if (val & RME96_WCR_PRO)
2084 aes->status[0] |= (val & RME96_WCR_EMP) ? IEC958_AES0_PRO_EMPHASIS_5015 : 0;
2085 else
2086 aes->status[0] |= (val & RME96_WCR_EMP) ? IEC958_AES0_CON_EMPHASIS_5015 : 0;
2087 }
2088
2089 static int snd_rme96_control_spdif_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
2090 {
2091 uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
2092 uinfo->count = 1;
2093 return 0;
2094 }
2095
2096 static int snd_rme96_control_spdif_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
2097 {
2098 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol);
2099
2100 snd_rme96_convert_to_aes(&ucontrol->value.iec958, rme96->wcreg_spdif);
2101 return 0;
2102 }
2103
2104 static int snd_rme96_control_spdif_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
2105 {
2106 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol);
2107 int change;
2108 u32 val;
2109
2110 val = snd_rme96_convert_from_aes(&ucontrol->value.iec958);
2111 spin_lock_irq(&rme96->lock);
2112 change = val != rme96->wcreg_spdif;
2113 rme96->wcreg_spdif = val;
2114 spin_unlock_irq(&rme96->lock);
2115 return change;
2116 }
2117
2118 static int snd_rme96_control_spdif_stream_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
2119 {
2120 uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
2121 uinfo->count = 1;
2122 return 0;
2123 }
2124
2125 static int snd_rme96_control_spdif_stream_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
2126 {
2127 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol);
2128
2129 snd_rme96_convert_to_aes(&ucontrol->value.iec958, rme96->wcreg_spdif_stream);
2130 return 0;
2131 }
2132
2133 static int snd_rme96_control_spdif_stream_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
2134 {
2135 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol);
2136 int change;
2137 u32 val;
2138
2139 val = snd_rme96_convert_from_aes(&ucontrol->value.iec958);
2140 spin_lock_irq(&rme96->lock);
2141 change = val != rme96->wcreg_spdif_stream;
2142 rme96->wcreg_spdif_stream = val;
2143 rme96->wcreg &= ~(RME96_WCR_PRO | RME96_WCR_DOLBY | RME96_WCR_EMP);
2144 rme96->wcreg |= val;
2145 writel(rme96->wcreg, rme96->iobase + RME96_IO_CONTROL_REGISTER);
2146 spin_unlock_irq(&rme96->lock);
2147 return change;
2148 }
2149
2150 static int snd_rme96_control_spdif_mask_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
2151 {
2152 uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
2153 uinfo->count = 1;
2154 return 0;
2155 }
2156
2157 static int snd_rme96_control_spdif_mask_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
2158 {
2159 ucontrol->value.iec958.status[0] = kcontrol->private_value;
2160 return 0;
2161 }
2162
2163 static int
2164 snd_rme96_dac_volume_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
2165 {
2166 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol);
2167
2168 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
2169 uinfo->count = 2;
2170 uinfo->value.integer.min = 0;
2171 uinfo->value.integer.max = RME96_185X_MAX_OUT(rme96);
2172 return 0;
2173 }
2174
2175 static int
2176 snd_rme96_dac_volume_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *u)
2177 {
2178 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol);
2179
2180 spin_lock_irq(&rme96->lock);
2181 u->value.integer.value[0] = rme96->vol[0];
2182 u->value.integer.value[1] = rme96->vol[1];
2183 spin_unlock_irq(&rme96->lock);
2184
2185 return 0;
2186 }
2187
2188 static int
2189 snd_rme96_dac_volume_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *u)
2190 {
2191 struct rme96 *rme96 = snd_kcontrol_chip(kcontrol);
2192 int change = 0;
2193 unsigned int vol, maxvol;
2194
2195
2196 if (!RME96_HAS_ANALOG_OUT(rme96))
2197 return -EINVAL;
2198 maxvol = RME96_185X_MAX_OUT(rme96);
2199 spin_lock_irq(&rme96->lock);
2200 vol = u->value.integer.value[0];
2201 if (vol != rme96->vol[0] && vol <= maxvol) {
2202 rme96->vol[0] = vol;
2203 change = 1;
2204 }
2205 vol = u->value.integer.value[1];
2206 if (vol != rme96->vol[1] && vol <= maxvol) {
2207 rme96->vol[1] = vol;
2208 change = 1;
2209 }
2210 if (change)
2211 snd_rme96_apply_dac_volume(rme96);
2212 spin_unlock_irq(&rme96->lock);
2213
2214 return change;
2215 }
2216
2217 static const struct snd_kcontrol_new snd_rme96_controls[] = {
2218 {
2219 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
2220 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,DEFAULT),
2221 .info = snd_rme96_control_spdif_info,
2222 .get = snd_rme96_control_spdif_get,
2223 .put = snd_rme96_control_spdif_put
2224 },
2225 {
2226 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_INACTIVE,
2227 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
2228 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,PCM_STREAM),
2229 .info = snd_rme96_control_spdif_stream_info,
2230 .get = snd_rme96_control_spdif_stream_get,
2231 .put = snd_rme96_control_spdif_stream_put
2232 },
2233 {
2234 .access = SNDRV_CTL_ELEM_ACCESS_READ,
2235 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
2236 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,CON_MASK),
2237 .info = snd_rme96_control_spdif_mask_info,
2238 .get = snd_rme96_control_spdif_mask_get,
2239 .private_value = IEC958_AES0_NONAUDIO |
2240 IEC958_AES0_PROFESSIONAL |
2241 IEC958_AES0_CON_EMPHASIS
2242 },
2243 {
2244 .access = SNDRV_CTL_ELEM_ACCESS_READ,
2245 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
2246 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,PRO_MASK),
2247 .info = snd_rme96_control_spdif_mask_info,
2248 .get = snd_rme96_control_spdif_mask_get,
2249 .private_value = IEC958_AES0_NONAUDIO |
2250 IEC958_AES0_PROFESSIONAL |
2251 IEC958_AES0_PRO_EMPHASIS
2252 },
2253 {
2254 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2255 .name = "Input Connector",
2256 .info = snd_rme96_info_inputtype_control,
2257 .get = snd_rme96_get_inputtype_control,
2258 .put = snd_rme96_put_inputtype_control
2259 },
2260 {
2261 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2262 .name = "Loopback Input",
2263 .info = snd_rme96_info_loopback_control,
2264 .get = snd_rme96_get_loopback_control,
2265 .put = snd_rme96_put_loopback_control
2266 },
2267 {
2268 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2269 .name = "Sample Clock Source",
2270 .info = snd_rme96_info_clockmode_control,
2271 .get = snd_rme96_get_clockmode_control,
2272 .put = snd_rme96_put_clockmode_control
2273 },
2274 {
2275 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2276 .name = "Monitor Tracks",
2277 .info = snd_rme96_info_montracks_control,
2278 .get = snd_rme96_get_montracks_control,
2279 .put = snd_rme96_put_montracks_control
2280 },
2281 {
2282 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2283 .name = "Attenuation",
2284 .info = snd_rme96_info_attenuation_control,
2285 .get = snd_rme96_get_attenuation_control,
2286 .put = snd_rme96_put_attenuation_control
2287 },
2288 {
2289 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2290 .name = "DAC Playback Volume",
2291 .info = snd_rme96_dac_volume_info,
2292 .get = snd_rme96_dac_volume_get,
2293 .put = snd_rme96_dac_volume_put
2294 }
2295 };
2296
2297 static int
2298 snd_rme96_create_switches(struct snd_card *card,
2299 struct rme96 *rme96)
2300 {
2301 int idx, err;
2302 struct snd_kcontrol *kctl;
2303
2304 for (idx = 0; idx < 7; idx++) {
2305 kctl = snd_ctl_new1(&snd_rme96_controls[idx], rme96);
2306 err = snd_ctl_add(card, kctl);
2307 if (err < 0)
2308 return err;
2309 if (idx == 1) /* IEC958 (S/PDIF) Stream */
2310 rme96->spdif_ctl = kctl;
2311 }
2312
2313 if (RME96_HAS_ANALOG_OUT(rme96)) {
2314 for (idx = 7; idx < 10; idx++) {
2315 err = snd_ctl_add(card, snd_ctl_new1(&snd_rme96_controls[idx], rme96));
2316 if (err < 0)
2317 return err;
2318 }
2319 }
2320
2321 return 0;
2322 }
2323
2324 /*
2325 * Card initialisation
2326 */
2327
2328 static int rme96_suspend(struct device *dev)
2329 {
2330 struct snd_card *card = dev_get_drvdata(dev);
2331 struct rme96 *rme96 = card->private_data;
2332
2333 snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
2334
2335 /* save capture & playback pointers */
2336 rme96->playback_pointer = readl(rme96->iobase + RME96_IO_GET_PLAY_POS)
2337 & RME96_RCR_AUDIO_ADDR_MASK;
2338 rme96->capture_pointer = readl(rme96->iobase + RME96_IO_GET_REC_POS)
2339 & RME96_RCR_AUDIO_ADDR_MASK;
2340
2341 /* save playback and capture buffers */
2342 memcpy_fromio(rme96->playback_suspend_buffer,
2343 rme96->iobase + RME96_IO_PLAY_BUFFER, RME96_BUFFER_SIZE);
2344 memcpy_fromio(rme96->capture_suspend_buffer,
2345 rme96->iobase + RME96_IO_REC_BUFFER, RME96_BUFFER_SIZE);
2346
2347 /* disable the DAC */
2348 rme96->areg &= ~RME96_AR_DAC_EN;
2349 writel(rme96->areg, rme96->iobase + RME96_IO_ADDITIONAL_REG);
2350 return 0;
2351 }
2352
2353 static int rme96_resume(struct device *dev)
2354 {
2355 struct snd_card *card = dev_get_drvdata(dev);
2356 struct rme96 *rme96 = card->private_data;
2357
2358 /* reset playback and record buffer pointers */
2359 writel(0, rme96->iobase + RME96_IO_SET_PLAY_POS
2360 + rme96->playback_pointer);
2361 writel(0, rme96->iobase + RME96_IO_SET_REC_POS
2362 + rme96->capture_pointer);
2363
2364 /* restore playback and capture buffers */
2365 memcpy_toio(rme96->iobase + RME96_IO_PLAY_BUFFER,
2366 rme96->playback_suspend_buffer, RME96_BUFFER_SIZE);
2367 memcpy_toio(rme96->iobase + RME96_IO_REC_BUFFER,
2368 rme96->capture_suspend_buffer, RME96_BUFFER_SIZE);
2369
2370 /* reset the ADC */
2371 writel(rme96->areg | RME96_AR_PD2,
2372 rme96->iobase + RME96_IO_ADDITIONAL_REG);
2373 writel(rme96->areg, rme96->iobase + RME96_IO_ADDITIONAL_REG);
2374
2375 /* reset and enable DAC, restore analog volume */
2376 snd_rme96_reset_dac(rme96);
2377 rme96->areg |= RME96_AR_DAC_EN;
2378 writel(rme96->areg, rme96->iobase + RME96_IO_ADDITIONAL_REG);
2379 if (RME96_HAS_ANALOG_OUT(rme96)) {
2380 usleep_range(3000, 10000);
2381 snd_rme96_apply_dac_volume(rme96);
2382 }
2383
2384 snd_power_change_state(card, SNDRV_CTL_POWER_D0);
2385
2386 return 0;
2387 }
2388
2389 static DEFINE_SIMPLE_DEV_PM_OPS(rme96_pm, rme96_suspend, rme96_resume);
2390
2391 static void snd_rme96_card_free(struct snd_card *card)
2392 {
2393 snd_rme96_free(card->private_data);
2394 }
2395
2396 static int
2397 __snd_rme96_probe(struct pci_dev *pci,
2398 const struct pci_device_id *pci_id)
2399 {
2400 static int dev;
2401 struct rme96 *rme96;
2402 struct snd_card *card;
2403 int err;
2404 u8 val;
2405
2406 if (dev >= SNDRV_CARDS) {
2407 return -ENODEV;
2408 }
2409 if (!enable[dev]) {
2410 dev++;
2411 return -ENOENT;
2412 }
2413 err = snd_devm_card_new(&pci->dev, index[dev], id[dev], THIS_MODULE,
2414 sizeof(*rme96), &card);
2415 if (err < 0)
2416 return err;
2417 card->private_free = snd_rme96_card_free;
2418 rme96 = card->private_data;
2419 rme96->card = card;
2420 rme96->pci = pci;
2421 err = snd_rme96_create(rme96);
2422 if (err)
2423 return err;
2424
2425 if (IS_ENABLED(CONFIG_PM_SLEEP)) {
2426 rme96->playback_suspend_buffer = vmalloc(RME96_BUFFER_SIZE);
2427 if (!rme96->playback_suspend_buffer)
2428 return -ENOMEM;
2429 rme96->capture_suspend_buffer = vmalloc(RME96_BUFFER_SIZE);
2430 if (!rme96->capture_suspend_buffer)
2431 return -ENOMEM;
2432 }
2433
2434 strcpy(card->driver, "Digi96");
2435 switch (rme96->pci->device) {
2436 case PCI_DEVICE_ID_RME_DIGI96:
2437 strcpy(card->shortname, "RME Digi96");
2438 break;
2439 case PCI_DEVICE_ID_RME_DIGI96_8:
2440 strcpy(card->shortname, "RME Digi96/8");
2441 break;
2442 case PCI_DEVICE_ID_RME_DIGI96_8_PRO:
2443 strcpy(card->shortname, "RME Digi96/8 PRO");
2444 break;
2445 case PCI_DEVICE_ID_RME_DIGI96_8_PAD_OR_PST:
2446 pci_read_config_byte(rme96->pci, 8, &val);
2447 if (val < 5) {
2448 strcpy(card->shortname, "RME Digi96/8 PAD");
2449 } else {
2450 strcpy(card->shortname, "RME Digi96/8 PST");
2451 }
2452 break;
2453 }
2454 sprintf(card->longname, "%s at 0x%lx, irq %d", card->shortname,
2455 rme96->port, rme96->irq);
2456 err = snd_card_register(card);
2457 if (err)
2458 return err;
2459
2460 pci_set_drvdata(pci, card);
2461 dev++;
2462 return 0;
2463 }
2464
2465 static int snd_rme96_probe(struct pci_dev *pci,
2466 const struct pci_device_id *pci_id)
2467 {
2468 return snd_card_free_on_error(&pci->dev, __snd_rme96_probe(pci, pci_id));
2469 }
2470
2471 static struct pci_driver rme96_driver = {
2472 .name = KBUILD_MODNAME,
2473 .id_table = snd_rme96_ids,
2474 .probe = snd_rme96_probe,
2475 .driver = {
2476 .pm = &rme96_pm,
2477 },
2478 };
2479
2480 module_pci_driver(rme96_driver);
Kernel DRM miscellaneous fixes and cross-tree changes