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29#include <linux/pci.h>
30#include <linux/delay.h>
31#include <linux/slab.h>
32#include <linux/time.h>
33#include <linux/init.h>
34#include <sound/core.h>
35#include <sound/emu10k1.h>
36
37static void snd_emu10k1_pcm_interrupt(struct snd_emu10k1 *emu,
38 struct snd_emu10k1_voice *voice)
39{
40 struct snd_emu10k1_pcm *epcm;
41
42 if ((epcm = voice->epcm) == NULL)
43 return;
44 if (epcm->substream == NULL)
45 return;
46#if 0
47 dev_dbg(emu->card->dev,
48 "IRQ: position = 0x%x, period = 0x%x, size = 0x%x\n",
49 epcm->substream->runtime->hw->pointer(emu, epcm->substream),
50 snd_pcm_lib_period_bytes(epcm->substream),
51 snd_pcm_lib_buffer_bytes(epcm->substream));
52#endif
53 snd_pcm_period_elapsed(epcm->substream);
54}
55
56static void snd_emu10k1_pcm_ac97adc_interrupt(struct snd_emu10k1 *emu,
57 unsigned int status)
58{
59#if 0
60 if (status & IPR_ADCBUFHALFFULL) {
61 if (emu->pcm_capture_substream->runtime->mode == SNDRV_PCM_MODE_FRAME)
62 return;
63 }
64#endif
65 snd_pcm_period_elapsed(emu->pcm_capture_substream);
66}
67
68static void snd_emu10k1_pcm_ac97mic_interrupt(struct snd_emu10k1 *emu,
69 unsigned int status)
70{
71#if 0
72 if (status & IPR_MICBUFHALFFULL) {
73 if (emu->pcm_capture_mic_substream->runtime->mode == SNDRV_PCM_MODE_FRAME)
74 return;
75 }
76#endif
77 snd_pcm_period_elapsed(emu->pcm_capture_mic_substream);
78}
79
80static void snd_emu10k1_pcm_efx_interrupt(struct snd_emu10k1 *emu,
81 unsigned int status)
82{
83#if 0
84 if (status & IPR_EFXBUFHALFFULL) {
85 if (emu->pcm_capture_efx_substream->runtime->mode == SNDRV_PCM_MODE_FRAME)
86 return;
87 }
88#endif
89 snd_pcm_period_elapsed(emu->pcm_capture_efx_substream);
90}
91
92static snd_pcm_uframes_t snd_emu10k1_efx_playback_pointer(struct snd_pcm_substream *substream)
93{
94 struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
95 struct snd_pcm_runtime *runtime = substream->runtime;
96 struct snd_emu10k1_pcm *epcm = runtime->private_data;
97 unsigned int ptr;
98
99 if (!epcm->running)
100 return 0;
101 ptr = snd_emu10k1_ptr_read(emu, CCCA, epcm->voices[0]->number) & 0x00ffffff;
102 ptr += runtime->buffer_size;
103 ptr -= epcm->ccca_start_addr;
104 ptr %= runtime->buffer_size;
105
106 return ptr;
107}
108
109static int snd_emu10k1_pcm_channel_alloc(struct snd_emu10k1_pcm * epcm, int voices)
110{
111 int err, i;
112
113 if (epcm->voices[1] != NULL && voices < 2) {
114 snd_emu10k1_voice_free(epcm->emu, epcm->voices[1]);
115 epcm->voices[1] = NULL;
116 }
117 for (i = 0; i < voices; i++) {
118 if (epcm->voices[i] == NULL)
119 break;
120 }
121 if (i == voices)
122 return 0;
123
124 for (i = 0; i < ARRAY_SIZE(epcm->voices); i++) {
125 if (epcm->voices[i]) {
126 snd_emu10k1_voice_free(epcm->emu, epcm->voices[i]);
127 epcm->voices[i] = NULL;
128 }
129 }
130 err = snd_emu10k1_voice_alloc(epcm->emu,
131 epcm->type == PLAYBACK_EMUVOICE ? EMU10K1_PCM : EMU10K1_EFX,
132 voices,
133 &epcm->voices[0]);
134
135 if (err < 0)
136 return err;
137 epcm->voices[0]->epcm = epcm;
138 if (voices > 1) {
139 for (i = 1; i < voices; i++) {
140 epcm->voices[i] = &epcm->emu->voices[epcm->voices[0]->number + i];
141 epcm->voices[i]->epcm = epcm;
142 }
143 }
144 if (epcm->extra == NULL) {
145 err = snd_emu10k1_voice_alloc(epcm->emu,
146 epcm->type == PLAYBACK_EMUVOICE ? EMU10K1_PCM : EMU10K1_EFX,
147 1,
148 &epcm->extra);
149 if (err < 0) {
150
151
152
153
154
155 for (i = 0; i < voices; i++) {
156 snd_emu10k1_voice_free(epcm->emu, epcm->voices[i]);
157 epcm->voices[i] = NULL;
158 }
159 return err;
160 }
161 epcm->extra->epcm = epcm;
162 epcm->extra->interrupt = snd_emu10k1_pcm_interrupt;
163 }
164 return 0;
165}
166
167static const unsigned int capture_period_sizes[31] = {
168 384, 448, 512, 640,
169 384*2, 448*2, 512*2, 640*2,
170 384*4, 448*4, 512*4, 640*4,
171 384*8, 448*8, 512*8, 640*8,
172 384*16, 448*16, 512*16, 640*16,
173 384*32, 448*32, 512*32, 640*32,
174 384*64, 448*64, 512*64, 640*64,
175 384*128,448*128,512*128
176};
177
178static const struct snd_pcm_hw_constraint_list hw_constraints_capture_period_sizes = {
179 .count = 31,
180 .list = capture_period_sizes,
181 .mask = 0
182};
183
184static const unsigned int capture_rates[8] = {
185 8000, 11025, 16000, 22050, 24000, 32000, 44100, 48000
186};
187
188static const struct snd_pcm_hw_constraint_list hw_constraints_capture_rates = {
189 .count = 8,
190 .list = capture_rates,
191 .mask = 0
192};
193
194static unsigned int snd_emu10k1_capture_rate_reg(unsigned int rate)
195{
196 switch (rate) {
197 case 8000: return ADCCR_SAMPLERATE_8;
198 case 11025: return ADCCR_SAMPLERATE_11;
199 case 16000: return ADCCR_SAMPLERATE_16;
200 case 22050: return ADCCR_SAMPLERATE_22;
201 case 24000: return ADCCR_SAMPLERATE_24;
202 case 32000: return ADCCR_SAMPLERATE_32;
203 case 44100: return ADCCR_SAMPLERATE_44;
204 case 48000: return ADCCR_SAMPLERATE_48;
205 default:
206 snd_BUG();
207 return ADCCR_SAMPLERATE_8;
208 }
209}
210
211static unsigned int snd_emu10k1_audigy_capture_rate_reg(unsigned int rate)
212{
213 switch (rate) {
214 case 8000: return A_ADCCR_SAMPLERATE_8;
215 case 11025: return A_ADCCR_SAMPLERATE_11;
216 case 12000: return A_ADCCR_SAMPLERATE_12;
217 case 16000: return ADCCR_SAMPLERATE_16;
218 case 22050: return ADCCR_SAMPLERATE_22;
219 case 24000: return ADCCR_SAMPLERATE_24;
220 case 32000: return ADCCR_SAMPLERATE_32;
221 case 44100: return ADCCR_SAMPLERATE_44;
222 case 48000: return ADCCR_SAMPLERATE_48;
223 default:
224 snd_BUG();
225 return A_ADCCR_SAMPLERATE_8;
226 }
227}
228
229static unsigned int emu10k1_calc_pitch_target(unsigned int rate)
230{
231 unsigned int pitch_target;
232
233 pitch_target = (rate << 8) / 375;
234 pitch_target = (pitch_target >> 1) + (pitch_target & 1);
235 return pitch_target;
236}
237
238#define PITCH_48000 0x00004000
239#define PITCH_96000 0x00008000
240#define PITCH_85000 0x00007155
241#define PITCH_80726 0x00006ba2
242#define PITCH_67882 0x00005a82
243#define PITCH_57081 0x00004c1c
244
245static unsigned int emu10k1_select_interprom(unsigned int pitch_target)
246{
247 if (pitch_target == PITCH_48000)
248 return CCCA_INTERPROM_0;
249 else if (pitch_target < PITCH_48000)
250 return CCCA_INTERPROM_1;
251 else if (pitch_target >= PITCH_96000)
252 return CCCA_INTERPROM_0;
253 else if (pitch_target >= PITCH_85000)
254 return CCCA_INTERPROM_6;
255 else if (pitch_target >= PITCH_80726)
256 return CCCA_INTERPROM_5;
257 else if (pitch_target >= PITCH_67882)
258 return CCCA_INTERPROM_4;
259 else if (pitch_target >= PITCH_57081)
260 return CCCA_INTERPROM_3;
261 else
262 return CCCA_INTERPROM_2;
263}
264
265
266
267
268
269
270
271
272
273static inline int emu10k1_ccis(int stereo, int w_16)
274{
275 if (w_16) {
276 return stereo ? 24 : 26;
277 } else {
278 return stereo ? 24*2 : 26*2;
279 }
280}
281
282static void snd_emu10k1_pcm_init_voice(struct snd_emu10k1 *emu,
283 int master, int extra,
284 struct snd_emu10k1_voice *evoice,
285 unsigned int start_addr,
286 unsigned int end_addr,
287 struct snd_emu10k1_pcm_mixer *mix)
288{
289 struct snd_pcm_substream *substream = evoice->epcm->substream;
290 struct snd_pcm_runtime *runtime = substream->runtime;
291 unsigned int silent_page, tmp;
292 int voice, stereo, w_16;
293 unsigned char attn, send_amount[8];
294 unsigned char send_routing[8];
295 unsigned long flags;
296 unsigned int pitch_target;
297 unsigned int ccis;
298
299 voice = evoice->number;
300 stereo = runtime->channels == 2;
301 w_16 = snd_pcm_format_width(runtime->format) == 16;
302
303 if (!extra && stereo) {
304 start_addr >>= 1;
305 end_addr >>= 1;
306 }
307 if (w_16) {
308 start_addr >>= 1;
309 end_addr >>= 1;
310 }
311
312 spin_lock_irqsave(&emu->reg_lock, flags);
313
314
315 if (extra) {
316 attn = 0;
317 memset(send_routing, 0, sizeof(send_routing));
318 send_routing[0] = 0;
319 send_routing[1] = 1;
320 send_routing[2] = 2;
321 send_routing[3] = 3;
322 memset(send_amount, 0, sizeof(send_amount));
323 } else {
324
325 tmp = stereo ? (master ? 1 : 2) : 0;
326 memcpy(send_routing, &mix->send_routing[tmp][0], 8);
327 memcpy(send_amount, &mix->send_volume[tmp][0], 8);
328 }
329
330 ccis = emu10k1_ccis(stereo, w_16);
331
332 if (master) {
333 evoice->epcm->ccca_start_addr = start_addr + ccis;
334 if (extra) {
335 start_addr += ccis;
336 end_addr += ccis + emu->delay_pcm_irq;
337 }
338 if (stereo && !extra) {
339 snd_emu10k1_ptr_write(emu, CPF, voice, CPF_STEREO_MASK);
340 snd_emu10k1_ptr_write(emu, CPF, (voice + 1), CPF_STEREO_MASK);
341 } else {
342 snd_emu10k1_ptr_write(emu, CPF, voice, 0);
343 }
344 }
345
346
347 if (emu->audigy) {
348 snd_emu10k1_ptr_write(emu, A_FXRT1, voice,
349 snd_emu10k1_compose_audigy_fxrt1(send_routing));
350 snd_emu10k1_ptr_write(emu, A_FXRT2, voice,
351 snd_emu10k1_compose_audigy_fxrt2(send_routing));
352 snd_emu10k1_ptr_write(emu, A_SENDAMOUNTS, voice,
353 ((unsigned int)send_amount[4] << 24) |
354 ((unsigned int)send_amount[5] << 16) |
355 ((unsigned int)send_amount[6] << 8) |
356 (unsigned int)send_amount[7]);
357 } else
358 snd_emu10k1_ptr_write(emu, FXRT, voice,
359 snd_emu10k1_compose_send_routing(send_routing));
360
361
362 snd_emu10k1_ptr_write(emu, PTRX, voice, (send_amount[0] << 8) | send_amount[1]);
363 snd_emu10k1_ptr_write(emu, DSL, voice, end_addr | (send_amount[3] << 24));
364 snd_emu10k1_ptr_write(emu, PSST, voice,
365 (start_addr + (extra ? emu->delay_pcm_irq : 0)) |
366 (send_amount[2] << 24));
367 if (emu->card_capabilities->emu_model)
368 pitch_target = PITCH_48000;
369 else
370 pitch_target = emu10k1_calc_pitch_target(runtime->rate);
371 if (extra)
372 snd_emu10k1_ptr_write(emu, CCCA, voice, start_addr |
373 emu10k1_select_interprom(pitch_target) |
374 (w_16 ? 0 : CCCA_8BITSELECT));
375 else
376 snd_emu10k1_ptr_write(emu, CCCA, voice, (start_addr + ccis) |
377 emu10k1_select_interprom(pitch_target) |
378 (w_16 ? 0 : CCCA_8BITSELECT));
379
380 snd_emu10k1_ptr_write(emu, Z1, voice, 0);
381 snd_emu10k1_ptr_write(emu, Z2, voice, 0);
382
383 silent_page = ((unsigned int)emu->silent_page.addr << emu->address_mode) | (emu->address_mode ? MAP_PTI_MASK1 : MAP_PTI_MASK0);
384 snd_emu10k1_ptr_write(emu, MAPA, voice, silent_page);
385 snd_emu10k1_ptr_write(emu, MAPB, voice, silent_page);
386
387 snd_emu10k1_ptr_write(emu, CVCF, voice, 0xffff);
388 snd_emu10k1_ptr_write(emu, VTFT, voice, 0xffff);
389 snd_emu10k1_ptr_write(emu, ATKHLDM, voice, 0);
390 snd_emu10k1_ptr_write(emu, DCYSUSM, voice, 0x007f);
391 snd_emu10k1_ptr_write(emu, LFOVAL1, voice, 0x8000);
392 snd_emu10k1_ptr_write(emu, LFOVAL2, voice, 0x8000);
393 snd_emu10k1_ptr_write(emu, FMMOD, voice, 0);
394 snd_emu10k1_ptr_write(emu, TREMFRQ, voice, 0);
395 snd_emu10k1_ptr_write(emu, FM2FRQ2, voice, 0);
396 snd_emu10k1_ptr_write(emu, ENVVAL, voice, 0x8000);
397
398 snd_emu10k1_ptr_write(emu, ATKHLDV, voice, 0x7f7f);
399 snd_emu10k1_ptr_write(emu, ENVVOL, voice, 0x0000);
400
401 snd_emu10k1_ptr_write(emu, PEFE_FILTERAMOUNT, voice, 0x7f);
402
403 snd_emu10k1_ptr_write(emu, PEFE_PITCHAMOUNT, voice, 0);
404
405 spin_unlock_irqrestore(&emu->reg_lock, flags);
406}
407
408static int snd_emu10k1_playback_hw_params(struct snd_pcm_substream *substream,
409 struct snd_pcm_hw_params *hw_params)
410{
411 struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
412 struct snd_pcm_runtime *runtime = substream->runtime;
413 struct snd_emu10k1_pcm *epcm = runtime->private_data;
414 size_t alloc_size;
415 int err;
416
417 if ((err = snd_emu10k1_pcm_channel_alloc(epcm, params_channels(hw_params))) < 0)
418 return err;
419
420 alloc_size = params_buffer_bytes(hw_params);
421 if (emu->iommu_workaround)
422 alloc_size += EMUPAGESIZE;
423 err = snd_pcm_lib_malloc_pages(substream, alloc_size);
424 if (err < 0)
425 return err;
426 if (emu->iommu_workaround && runtime->dma_bytes >= EMUPAGESIZE)
427 runtime->dma_bytes -= EMUPAGESIZE;
428 if (err > 0) {
429 int mapped;
430 if (epcm->memblk != NULL)
431 snd_emu10k1_free_pages(emu, epcm->memblk);
432 epcm->memblk = snd_emu10k1_alloc_pages(emu, substream);
433 epcm->start_addr = 0;
434 if (! epcm->memblk)
435 return -ENOMEM;
436 mapped = ((struct snd_emu10k1_memblk *)epcm->memblk)->mapped_page;
437 if (mapped < 0)
438 return -ENOMEM;
439 epcm->start_addr = mapped << PAGE_SHIFT;
440 }
441 return 0;
442}
443
444static int snd_emu10k1_playback_hw_free(struct snd_pcm_substream *substream)
445{
446 struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
447 struct snd_pcm_runtime *runtime = substream->runtime;
448 struct snd_emu10k1_pcm *epcm;
449
450 if (runtime->private_data == NULL)
451 return 0;
452 epcm = runtime->private_data;
453 if (epcm->extra) {
454 snd_emu10k1_voice_free(epcm->emu, epcm->extra);
455 epcm->extra = NULL;
456 }
457 if (epcm->voices[1]) {
458 snd_emu10k1_voice_free(epcm->emu, epcm->voices[1]);
459 epcm->voices[1] = NULL;
460 }
461 if (epcm->voices[0]) {
462 snd_emu10k1_voice_free(epcm->emu, epcm->voices[0]);
463 epcm->voices[0] = NULL;
464 }
465 if (epcm->memblk) {
466 snd_emu10k1_free_pages(emu, epcm->memblk);
467 epcm->memblk = NULL;
468 epcm->start_addr = 0;
469 }
470 snd_pcm_lib_free_pages(substream);
471 return 0;
472}
473
474static int snd_emu10k1_efx_playback_hw_free(struct snd_pcm_substream *substream)
475{
476 struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
477 struct snd_pcm_runtime *runtime = substream->runtime;
478 struct snd_emu10k1_pcm *epcm;
479 int i;
480
481 if (runtime->private_data == NULL)
482 return 0;
483 epcm = runtime->private_data;
484 if (epcm->extra) {
485 snd_emu10k1_voice_free(epcm->emu, epcm->extra);
486 epcm->extra = NULL;
487 }
488 for (i = 0; i < NUM_EFX_PLAYBACK; i++) {
489 if (epcm->voices[i]) {
490 snd_emu10k1_voice_free(epcm->emu, epcm->voices[i]);
491 epcm->voices[i] = NULL;
492 }
493 }
494 if (epcm->memblk) {
495 snd_emu10k1_free_pages(emu, epcm->memblk);
496 epcm->memblk = NULL;
497 epcm->start_addr = 0;
498 }
499 snd_pcm_lib_free_pages(substream);
500 return 0;
501}
502
503static int snd_emu10k1_playback_prepare(struct snd_pcm_substream *substream)
504{
505 struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
506 struct snd_pcm_runtime *runtime = substream->runtime;
507 struct snd_emu10k1_pcm *epcm = runtime->private_data;
508 unsigned int start_addr, end_addr;
509
510 start_addr = epcm->start_addr;
511 end_addr = snd_pcm_lib_period_bytes(substream);
512 if (runtime->channels == 2) {
513 start_addr >>= 1;
514 end_addr >>= 1;
515 }
516 end_addr += start_addr;
517 snd_emu10k1_pcm_init_voice(emu, 1, 1, epcm->extra,
518 start_addr, end_addr, NULL);
519 start_addr = epcm->start_addr;
520 end_addr = epcm->start_addr + snd_pcm_lib_buffer_bytes(substream);
521 snd_emu10k1_pcm_init_voice(emu, 1, 0, epcm->voices[0],
522 start_addr, end_addr,
523 &emu->pcm_mixer[substream->number]);
524 if (epcm->voices[1])
525 snd_emu10k1_pcm_init_voice(emu, 0, 0, epcm->voices[1],
526 start_addr, end_addr,
527 &emu->pcm_mixer[substream->number]);
528 return 0;
529}
530
531static int snd_emu10k1_efx_playback_prepare(struct snd_pcm_substream *substream)
532{
533 struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
534 struct snd_pcm_runtime *runtime = substream->runtime;
535 struct snd_emu10k1_pcm *epcm = runtime->private_data;
536 unsigned int start_addr, end_addr;
537 unsigned int channel_size;
538 int i;
539
540 start_addr = epcm->start_addr;
541 end_addr = epcm->start_addr + snd_pcm_lib_buffer_bytes(substream);
542
543
544
545
546 channel_size = ( end_addr - start_addr ) / NUM_EFX_PLAYBACK;
547
548 snd_emu10k1_pcm_init_voice(emu, 1, 1, epcm->extra,
549 start_addr, start_addr + (channel_size / 2), NULL);
550
551
552 snd_emu10k1_pcm_init_voice(emu, 1, 0, epcm->voices[0],
553 start_addr, start_addr + channel_size,
554 &emu->efx_pcm_mixer[0]);
555
556 start_addr += channel_size;
557 for (i = 1; i < NUM_EFX_PLAYBACK; i++) {
558 snd_emu10k1_pcm_init_voice(emu, 0, 0, epcm->voices[i],
559 start_addr, start_addr + channel_size,
560 &emu->efx_pcm_mixer[i]);
561 start_addr += channel_size;
562 }
563
564 return 0;
565}
566
567static const struct snd_pcm_hardware snd_emu10k1_efx_playback =
568{
569 .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_NONINTERLEAVED |
570 SNDRV_PCM_INFO_BLOCK_TRANSFER |
571 SNDRV_PCM_INFO_RESUME |
572 SNDRV_PCM_INFO_MMAP_VALID | SNDRV_PCM_INFO_PAUSE),
573 .formats = SNDRV_PCM_FMTBIT_S16_LE,
574 .rates = SNDRV_PCM_RATE_48000,
575 .rate_min = 48000,
576 .rate_max = 48000,
577 .channels_min = NUM_EFX_PLAYBACK,
578 .channels_max = NUM_EFX_PLAYBACK,
579 .buffer_bytes_max = (64*1024),
580 .period_bytes_min = 64,
581 .period_bytes_max = (64*1024),
582 .periods_min = 2,
583 .periods_max = 2,
584 .fifo_size = 0,
585};
586
587static int snd_emu10k1_capture_hw_params(struct snd_pcm_substream *substream,
588 struct snd_pcm_hw_params *hw_params)
589{
590 return snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params));
591}
592
593static int snd_emu10k1_capture_hw_free(struct snd_pcm_substream *substream)
594{
595 return snd_pcm_lib_free_pages(substream);
596}
597
598static int snd_emu10k1_capture_prepare(struct snd_pcm_substream *substream)
599{
600 struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
601 struct snd_pcm_runtime *runtime = substream->runtime;
602 struct snd_emu10k1_pcm *epcm = runtime->private_data;
603 int idx;
604
605
606 snd_emu10k1_ptr_write(emu, epcm->capture_bs_reg, 0, 0);
607 switch (epcm->type) {
608 case CAPTURE_AC97ADC:
609 snd_emu10k1_ptr_write(emu, ADCCR, 0, 0);
610 break;
611 case CAPTURE_EFX:
612 if (emu->audigy) {
613 snd_emu10k1_ptr_write(emu, A_FXWC1, 0, 0);
614 snd_emu10k1_ptr_write(emu, A_FXWC2, 0, 0);
615 } else
616 snd_emu10k1_ptr_write(emu, FXWC, 0, 0);
617 break;
618 default:
619 break;
620 }
621 snd_emu10k1_ptr_write(emu, epcm->capture_ba_reg, 0, runtime->dma_addr);
622 epcm->capture_bufsize = snd_pcm_lib_buffer_bytes(substream);
623 epcm->capture_bs_val = 0;
624 for (idx = 0; idx < 31; idx++) {
625 if (capture_period_sizes[idx] == epcm->capture_bufsize) {
626 epcm->capture_bs_val = idx + 1;
627 break;
628 }
629 }
630 if (epcm->capture_bs_val == 0) {
631 snd_BUG();
632 epcm->capture_bs_val++;
633 }
634 if (epcm->type == CAPTURE_AC97ADC) {
635 epcm->capture_cr_val = emu->audigy ? A_ADCCR_LCHANENABLE : ADCCR_LCHANENABLE;
636 if (runtime->channels > 1)
637 epcm->capture_cr_val |= emu->audigy ? A_ADCCR_RCHANENABLE : ADCCR_RCHANENABLE;
638 epcm->capture_cr_val |= emu->audigy ?
639 snd_emu10k1_audigy_capture_rate_reg(runtime->rate) :
640 snd_emu10k1_capture_rate_reg(runtime->rate);
641 }
642 return 0;
643}
644
645static void snd_emu10k1_playback_invalidate_cache(struct snd_emu10k1 *emu, int extra, struct snd_emu10k1_voice *evoice)
646{
647 struct snd_pcm_runtime *runtime;
648 unsigned int voice, stereo, i, ccis, cra = 64, cs, sample;
649
650 if (evoice == NULL)
651 return;
652 runtime = evoice->epcm->substream->runtime;
653 voice = evoice->number;
654 stereo = (!extra && runtime->channels == 2);
655 sample = snd_pcm_format_width(runtime->format) == 16 ? 0 : 0x80808080;
656 ccis = emu10k1_ccis(stereo, sample == 0);
657
658 cs = (sample == 0) ? (32-ccis) : (64-ccis+1) >> 1;
659 if (cs > 16) cs = 16;
660 for (i = 0; i < cs; i++) {
661 snd_emu10k1_ptr_write(emu, CD0 + i, voice, sample);
662 if (stereo) {
663 snd_emu10k1_ptr_write(emu, CD0 + i, voice + 1, sample);
664 }
665 }
666
667 snd_emu10k1_ptr_write(emu, CCR_CACHEINVALIDSIZE, voice, 0);
668 snd_emu10k1_ptr_write(emu, CCR_READADDRESS, voice, cra);
669 if (stereo) {
670 snd_emu10k1_ptr_write(emu, CCR_CACHEINVALIDSIZE, voice + 1, 0);
671 snd_emu10k1_ptr_write(emu, CCR_READADDRESS, voice + 1, cra);
672 }
673
674 snd_emu10k1_ptr_write(emu, CCR_CACHEINVALIDSIZE, voice, ccis);
675 if (stereo) {
676 snd_emu10k1_ptr_write(emu, CCR_CACHEINVALIDSIZE, voice+1, ccis);
677 }
678}
679
680static void snd_emu10k1_playback_prepare_voice(struct snd_emu10k1 *emu, struct snd_emu10k1_voice *evoice,
681 int master, int extra,
682 struct snd_emu10k1_pcm_mixer *mix)
683{
684 struct snd_pcm_substream *substream;
685 struct snd_pcm_runtime *runtime;
686 unsigned int attn, vattn;
687 unsigned int voice, tmp;
688
689 if (evoice == NULL)
690 return;
691 substream = evoice->epcm->substream;
692 runtime = substream->runtime;
693 voice = evoice->number;
694
695 attn = extra ? 0 : 0x00ff;
696 tmp = runtime->channels == 2 ? (master ? 1 : 2) : 0;
697 vattn = mix != NULL ? (mix->attn[tmp] << 16) : 0;
698 snd_emu10k1_ptr_write(emu, IFATN, voice, attn);
699 snd_emu10k1_ptr_write(emu, VTFT, voice, vattn | 0xffff);
700 snd_emu10k1_ptr_write(emu, CVCF, voice, vattn | 0xffff);
701 snd_emu10k1_ptr_write(emu, DCYSUSV, voice, 0x7f7f);
702 snd_emu10k1_voice_clear_loop_stop(emu, voice);
703}
704
705static void snd_emu10k1_playback_trigger_voice(struct snd_emu10k1 *emu, struct snd_emu10k1_voice *evoice, int master, int extra)
706{
707 struct snd_pcm_substream *substream;
708 struct snd_pcm_runtime *runtime;
709 unsigned int voice, pitch, pitch_target;
710
711 if (evoice == NULL)
712 return;
713 substream = evoice->epcm->substream;
714 runtime = substream->runtime;
715 voice = evoice->number;
716
717 pitch = snd_emu10k1_rate_to_pitch(runtime->rate) >> 8;
718 if (emu->card_capabilities->emu_model)
719 pitch_target = PITCH_48000;
720 else
721 pitch_target = emu10k1_calc_pitch_target(runtime->rate);
722 snd_emu10k1_ptr_write(emu, PTRX_PITCHTARGET, voice, pitch_target);
723 if (master || evoice->epcm->type == PLAYBACK_EFX)
724 snd_emu10k1_ptr_write(emu, CPF_CURRENTPITCH, voice, pitch_target);
725 snd_emu10k1_ptr_write(emu, IP, voice, pitch);
726 if (extra)
727 snd_emu10k1_voice_intr_enable(emu, voice);
728}
729
730static void snd_emu10k1_playback_stop_voice(struct snd_emu10k1 *emu, struct snd_emu10k1_voice *evoice)
731{
732 unsigned int voice;
733
734 if (evoice == NULL)
735 return;
736 voice = evoice->number;
737 snd_emu10k1_voice_intr_disable(emu, voice);
738 snd_emu10k1_ptr_write(emu, PTRX_PITCHTARGET, voice, 0);
739 snd_emu10k1_ptr_write(emu, CPF_CURRENTPITCH, voice, 0);
740 snd_emu10k1_ptr_write(emu, IFATN, voice, 0xffff);
741 snd_emu10k1_ptr_write(emu, VTFT, voice, 0xffff);
742 snd_emu10k1_ptr_write(emu, CVCF, voice, 0xffff);
743 snd_emu10k1_ptr_write(emu, IP, voice, 0);
744}
745
746static inline void snd_emu10k1_playback_mangle_extra(struct snd_emu10k1 *emu,
747 struct snd_emu10k1_pcm *epcm,
748 struct snd_pcm_substream *substream,
749 struct snd_pcm_runtime *runtime)
750{
751 unsigned int ptr, period_pos;
752
753
754
755 period_pos = runtime->status->hw_ptr - runtime->hw_ptr_interrupt;
756 period_pos %= runtime->period_size;
757 ptr = snd_emu10k1_ptr_read(emu, CCCA, epcm->extra->number);
758 ptr &= ~0x00ffffff;
759 ptr |= epcm->ccca_start_addr + period_pos;
760 snd_emu10k1_ptr_write(emu, CCCA, epcm->extra->number, ptr);
761}
762
763static int snd_emu10k1_playback_trigger(struct snd_pcm_substream *substream,
764 int cmd)
765{
766 struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
767 struct snd_pcm_runtime *runtime = substream->runtime;
768 struct snd_emu10k1_pcm *epcm = runtime->private_data;
769 struct snd_emu10k1_pcm_mixer *mix;
770 int result = 0;
771
772
773
774
775
776
777 spin_lock(&emu->reg_lock);
778 switch (cmd) {
779 case SNDRV_PCM_TRIGGER_START:
780 snd_emu10k1_playback_invalidate_cache(emu, 1, epcm->extra);
781 snd_emu10k1_playback_invalidate_cache(emu, 0, epcm->voices[0]);
782
783 case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
784 case SNDRV_PCM_TRIGGER_RESUME:
785 if (cmd == SNDRV_PCM_TRIGGER_PAUSE_RELEASE)
786 snd_emu10k1_playback_mangle_extra(emu, epcm, substream, runtime);
787 mix = &emu->pcm_mixer[substream->number];
788 snd_emu10k1_playback_prepare_voice(emu, epcm->voices[0], 1, 0, mix);
789 snd_emu10k1_playback_prepare_voice(emu, epcm->voices[1], 0, 0, mix);
790 snd_emu10k1_playback_prepare_voice(emu, epcm->extra, 1, 1, NULL);
791 snd_emu10k1_playback_trigger_voice(emu, epcm->voices[0], 1, 0);
792 snd_emu10k1_playback_trigger_voice(emu, epcm->voices[1], 0, 0);
793 snd_emu10k1_playback_trigger_voice(emu, epcm->extra, 1, 1);
794 epcm->running = 1;
795 break;
796 case SNDRV_PCM_TRIGGER_STOP:
797 case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
798 case SNDRV_PCM_TRIGGER_SUSPEND:
799 epcm->running = 0;
800 snd_emu10k1_playback_stop_voice(emu, epcm->voices[0]);
801 snd_emu10k1_playback_stop_voice(emu, epcm->voices[1]);
802 snd_emu10k1_playback_stop_voice(emu, epcm->extra);
803 break;
804 default:
805 result = -EINVAL;
806 break;
807 }
808 spin_unlock(&emu->reg_lock);
809 return result;
810}
811
812static int snd_emu10k1_capture_trigger(struct snd_pcm_substream *substream,
813 int cmd)
814{
815 struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
816 struct snd_pcm_runtime *runtime = substream->runtime;
817 struct snd_emu10k1_pcm *epcm = runtime->private_data;
818 int result = 0;
819
820 spin_lock(&emu->reg_lock);
821 switch (cmd) {
822 case SNDRV_PCM_TRIGGER_START:
823 case SNDRV_PCM_TRIGGER_RESUME:
824
825 outl(epcm->capture_ipr, emu->port + IPR);
826 snd_emu10k1_intr_enable(emu, epcm->capture_inte);
827
828
829
830
831 switch (epcm->type) {
832 case CAPTURE_AC97ADC:
833 snd_emu10k1_ptr_write(emu, ADCCR, 0, epcm->capture_cr_val);
834 break;
835 case CAPTURE_EFX:
836 if (emu->audigy) {
837 snd_emu10k1_ptr_write(emu, A_FXWC1, 0, epcm->capture_cr_val);
838 snd_emu10k1_ptr_write(emu, A_FXWC2, 0, epcm->capture_cr_val2);
839 dev_dbg(emu->card->dev,
840 "cr_val=0x%x, cr_val2=0x%x\n",
841 epcm->capture_cr_val,
842 epcm->capture_cr_val2);
843 } else
844 snd_emu10k1_ptr_write(emu, FXWC, 0, epcm->capture_cr_val);
845 break;
846 default:
847 break;
848 }
849 snd_emu10k1_ptr_write(emu, epcm->capture_bs_reg, 0, epcm->capture_bs_val);
850 epcm->running = 1;
851 epcm->first_ptr = 1;
852 break;
853 case SNDRV_PCM_TRIGGER_STOP:
854 case SNDRV_PCM_TRIGGER_SUSPEND:
855 epcm->running = 0;
856 snd_emu10k1_intr_disable(emu, epcm->capture_inte);
857 outl(epcm->capture_ipr, emu->port + IPR);
858 snd_emu10k1_ptr_write(emu, epcm->capture_bs_reg, 0, 0);
859 switch (epcm->type) {
860 case CAPTURE_AC97ADC:
861 snd_emu10k1_ptr_write(emu, ADCCR, 0, 0);
862 break;
863 case CAPTURE_EFX:
864 if (emu->audigy) {
865 snd_emu10k1_ptr_write(emu, A_FXWC1, 0, 0);
866 snd_emu10k1_ptr_write(emu, A_FXWC2, 0, 0);
867 } else
868 snd_emu10k1_ptr_write(emu, FXWC, 0, 0);
869 break;
870 default:
871 break;
872 }
873 break;
874 default:
875 result = -EINVAL;
876 }
877 spin_unlock(&emu->reg_lock);
878 return result;
879}
880
881static snd_pcm_uframes_t snd_emu10k1_playback_pointer(struct snd_pcm_substream *substream)
882{
883 struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
884 struct snd_pcm_runtime *runtime = substream->runtime;
885 struct snd_emu10k1_pcm *epcm = runtime->private_data;
886 unsigned int ptr;
887
888 if (!epcm->running)
889 return 0;
890 ptr = snd_emu10k1_ptr_read(emu, CCCA, epcm->voices[0]->number) & 0x00ffffff;
891#if 0
892 ptr += runtime->buffer_size;
893 ptr -= epcm->ccca_start_addr;
894 ptr %= runtime->buffer_size;
895#else
896 if (ptr < epcm->ccca_start_addr)
897 ptr += runtime->buffer_size - epcm->ccca_start_addr;
898 else {
899 ptr -= epcm->ccca_start_addr;
900 if (ptr >= runtime->buffer_size)
901 ptr -= runtime->buffer_size;
902 }
903#endif
904
905
906
907
908
909
910 return ptr;
911}
912
913
914static int snd_emu10k1_efx_playback_trigger(struct snd_pcm_substream *substream,
915 int cmd)
916{
917 struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
918 struct snd_pcm_runtime *runtime = substream->runtime;
919 struct snd_emu10k1_pcm *epcm = runtime->private_data;
920 int i;
921 int result = 0;
922
923 spin_lock(&emu->reg_lock);
924 switch (cmd) {
925 case SNDRV_PCM_TRIGGER_START:
926
927 for (i = 0; i < NUM_EFX_PLAYBACK; i++) {
928 snd_emu10k1_playback_invalidate_cache(emu, 0, epcm->voices[i]);
929 }
930 snd_emu10k1_playback_invalidate_cache(emu, 1, epcm->extra);
931
932
933 case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
934 case SNDRV_PCM_TRIGGER_RESUME:
935 snd_emu10k1_playback_prepare_voice(emu, epcm->extra, 1, 1, NULL);
936 snd_emu10k1_playback_prepare_voice(emu, epcm->voices[0], 0, 0,
937 &emu->efx_pcm_mixer[0]);
938 for (i = 1; i < NUM_EFX_PLAYBACK; i++)
939 snd_emu10k1_playback_prepare_voice(emu, epcm->voices[i], 0, 0,
940 &emu->efx_pcm_mixer[i]);
941 snd_emu10k1_playback_trigger_voice(emu, epcm->voices[0], 0, 0);
942 snd_emu10k1_playback_trigger_voice(emu, epcm->extra, 1, 1);
943 for (i = 1; i < NUM_EFX_PLAYBACK; i++)
944 snd_emu10k1_playback_trigger_voice(emu, epcm->voices[i], 0, 0);
945 epcm->running = 1;
946 break;
947 case SNDRV_PCM_TRIGGER_SUSPEND:
948 case SNDRV_PCM_TRIGGER_STOP:
949 case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
950 epcm->running = 0;
951 for (i = 0; i < NUM_EFX_PLAYBACK; i++) {
952 snd_emu10k1_playback_stop_voice(emu, epcm->voices[i]);
953 }
954 snd_emu10k1_playback_stop_voice(emu, epcm->extra);
955 break;
956 default:
957 result = -EINVAL;
958 break;
959 }
960 spin_unlock(&emu->reg_lock);
961 return result;
962}
963
964
965static snd_pcm_uframes_t snd_emu10k1_capture_pointer(struct snd_pcm_substream *substream)
966{
967 struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
968 struct snd_pcm_runtime *runtime = substream->runtime;
969 struct snd_emu10k1_pcm *epcm = runtime->private_data;
970 unsigned int ptr;
971
972 if (!epcm->running)
973 return 0;
974 if (epcm->first_ptr) {
975 udelay(50);
976 epcm->first_ptr = 0;
977 }
978 ptr = snd_emu10k1_ptr_read(emu, epcm->capture_idx_reg, 0) & 0x0000ffff;
979 return bytes_to_frames(runtime, ptr);
980}
981
982
983
984
985
986static const struct snd_pcm_hardware snd_emu10k1_playback =
987{
988 .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
989 SNDRV_PCM_INFO_BLOCK_TRANSFER |
990 SNDRV_PCM_INFO_RESUME |
991 SNDRV_PCM_INFO_MMAP_VALID | SNDRV_PCM_INFO_PAUSE),
992 .formats = SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE,
993 .rates = SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_96000,
994 .rate_min = 4000,
995 .rate_max = 96000,
996 .channels_min = 1,
997 .channels_max = 2,
998 .buffer_bytes_max = (128*1024),
999 .period_bytes_min = 64,
1000 .period_bytes_max = (128*1024),
1001 .periods_min = 1,
1002 .periods_max = 1024,
1003 .fifo_size = 0,
1004};
1005
1006
1007
1008
1009
1010static const struct snd_pcm_hardware snd_emu10k1_capture =
1011{
1012 .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
1013 SNDRV_PCM_INFO_BLOCK_TRANSFER |
1014 SNDRV_PCM_INFO_RESUME |
1015 SNDRV_PCM_INFO_MMAP_VALID),
1016 .formats = SNDRV_PCM_FMTBIT_S16_LE,
1017 .rates = SNDRV_PCM_RATE_8000_48000,
1018 .rate_min = 8000,
1019 .rate_max = 48000,
1020 .channels_min = 1,
1021 .channels_max = 2,
1022 .buffer_bytes_max = (64*1024),
1023 .period_bytes_min = 384,
1024 .period_bytes_max = (64*1024),
1025 .periods_min = 2,
1026 .periods_max = 2,
1027 .fifo_size = 0,
1028};
1029
1030static const struct snd_pcm_hardware snd_emu10k1_capture_efx =
1031{
1032 .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
1033 SNDRV_PCM_INFO_BLOCK_TRANSFER |
1034 SNDRV_PCM_INFO_RESUME |
1035 SNDRV_PCM_INFO_MMAP_VALID),
1036 .formats = SNDRV_PCM_FMTBIT_S16_LE,
1037 .rates = SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000 |
1038 SNDRV_PCM_RATE_88200 | SNDRV_PCM_RATE_96000 |
1039 SNDRV_PCM_RATE_176400 | SNDRV_PCM_RATE_192000,
1040 .rate_min = 44100,
1041 .rate_max = 192000,
1042 .channels_min = 8,
1043 .channels_max = 8,
1044 .buffer_bytes_max = (64*1024),
1045 .period_bytes_min = 384,
1046 .period_bytes_max = (64*1024),
1047 .periods_min = 2,
1048 .periods_max = 2,
1049 .fifo_size = 0,
1050};
1051
1052
1053
1054
1055
1056static void snd_emu10k1_pcm_mixer_notify1(struct snd_emu10k1 *emu, struct snd_kcontrol *kctl, int idx, int activate)
1057{
1058 struct snd_ctl_elem_id id;
1059
1060 if (! kctl)
1061 return;
1062 if (activate)
1063 kctl->vd[idx].access &= ~SNDRV_CTL_ELEM_ACCESS_INACTIVE;
1064 else
1065 kctl->vd[idx].access |= SNDRV_CTL_ELEM_ACCESS_INACTIVE;
1066 snd_ctl_notify(emu->card, SNDRV_CTL_EVENT_MASK_VALUE |
1067 SNDRV_CTL_EVENT_MASK_INFO,
1068 snd_ctl_build_ioff(&id, kctl, idx));
1069}
1070
1071static void snd_emu10k1_pcm_mixer_notify(struct snd_emu10k1 *emu, int idx, int activate)
1072{
1073 snd_emu10k1_pcm_mixer_notify1(emu, emu->ctl_send_routing, idx, activate);
1074 snd_emu10k1_pcm_mixer_notify1(emu, emu->ctl_send_volume, idx, activate);
1075 snd_emu10k1_pcm_mixer_notify1(emu, emu->ctl_attn, idx, activate);
1076}
1077
1078static void snd_emu10k1_pcm_efx_mixer_notify(struct snd_emu10k1 *emu, int idx, int activate)
1079{
1080 snd_emu10k1_pcm_mixer_notify1(emu, emu->ctl_efx_send_routing, idx, activate);
1081 snd_emu10k1_pcm_mixer_notify1(emu, emu->ctl_efx_send_volume, idx, activate);
1082 snd_emu10k1_pcm_mixer_notify1(emu, emu->ctl_efx_attn, idx, activate);
1083}
1084
1085static void snd_emu10k1_pcm_free_substream(struct snd_pcm_runtime *runtime)
1086{
1087 kfree(runtime->private_data);
1088}
1089
1090static int snd_emu10k1_efx_playback_close(struct snd_pcm_substream *substream)
1091{
1092 struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
1093 struct snd_emu10k1_pcm_mixer *mix;
1094 int i;
1095
1096 for (i = 0; i < NUM_EFX_PLAYBACK; i++) {
1097 mix = &emu->efx_pcm_mixer[i];
1098 mix->epcm = NULL;
1099 snd_emu10k1_pcm_efx_mixer_notify(emu, i, 0);
1100 }
1101 return 0;
1102}
1103
1104static int snd_emu10k1_efx_playback_open(struct snd_pcm_substream *substream)
1105{
1106 struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
1107 struct snd_emu10k1_pcm *epcm;
1108 struct snd_emu10k1_pcm_mixer *mix;
1109 struct snd_pcm_runtime *runtime = substream->runtime;
1110 int i;
1111
1112 epcm = kzalloc(sizeof(*epcm), GFP_KERNEL);
1113 if (epcm == NULL)
1114 return -ENOMEM;
1115 epcm->emu = emu;
1116 epcm->type = PLAYBACK_EFX;
1117 epcm->substream = substream;
1118
1119 emu->pcm_playback_efx_substream = substream;
1120
1121 runtime->private_data = epcm;
1122 runtime->private_free = snd_emu10k1_pcm_free_substream;
1123 runtime->hw = snd_emu10k1_efx_playback;
1124
1125 for (i = 0; i < NUM_EFX_PLAYBACK; i++) {
1126 mix = &emu->efx_pcm_mixer[i];
1127 mix->send_routing[0][0] = i;
1128 memset(&mix->send_volume, 0, sizeof(mix->send_volume));
1129 mix->send_volume[0][0] = 255;
1130 mix->attn[0] = 0xffff;
1131 mix->epcm = epcm;
1132 snd_emu10k1_pcm_efx_mixer_notify(emu, i, 1);
1133 }
1134 return 0;
1135}
1136
1137static int snd_emu10k1_playback_open(struct snd_pcm_substream *substream)
1138{
1139 struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
1140 struct snd_emu10k1_pcm *epcm;
1141 struct snd_emu10k1_pcm_mixer *mix;
1142 struct snd_pcm_runtime *runtime = substream->runtime;
1143 int i, err, sample_rate;
1144
1145 epcm = kzalloc(sizeof(*epcm), GFP_KERNEL);
1146 if (epcm == NULL)
1147 return -ENOMEM;
1148 epcm->emu = emu;
1149 epcm->type = PLAYBACK_EMUVOICE;
1150 epcm->substream = substream;
1151 runtime->private_data = epcm;
1152 runtime->private_free = snd_emu10k1_pcm_free_substream;
1153 runtime->hw = snd_emu10k1_playback;
1154 if ((err = snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS)) < 0) {
1155 kfree(epcm);
1156 return err;
1157 }
1158 if ((err = snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_BUFFER_BYTES, 256, UINT_MAX)) < 0) {
1159 kfree(epcm);
1160 return err;
1161 }
1162 if (emu->card_capabilities->emu_model && emu->emu1010.internal_clock == 0)
1163 sample_rate = 44100;
1164 else
1165 sample_rate = 48000;
1166 err = snd_pcm_hw_rule_noresample(runtime, sample_rate);
1167 if (err < 0) {
1168 kfree(epcm);
1169 return err;
1170 }
1171 mix = &emu->pcm_mixer[substream->number];
1172 for (i = 0; i < 4; i++)
1173 mix->send_routing[0][i] = mix->send_routing[1][i] = mix->send_routing[2][i] = i;
1174 memset(&mix->send_volume, 0, sizeof(mix->send_volume));
1175 mix->send_volume[0][0] = mix->send_volume[0][1] =
1176 mix->send_volume[1][0] = mix->send_volume[2][1] = 255;
1177 mix->attn[0] = mix->attn[1] = mix->attn[2] = 0xffff;
1178 mix->epcm = epcm;
1179 snd_emu10k1_pcm_mixer_notify(emu, substream->number, 1);
1180 return 0;
1181}
1182
1183static int snd_emu10k1_playback_close(struct snd_pcm_substream *substream)
1184{
1185 struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
1186 struct snd_emu10k1_pcm_mixer *mix = &emu->pcm_mixer[substream->number];
1187
1188 mix->epcm = NULL;
1189 snd_emu10k1_pcm_mixer_notify(emu, substream->number, 0);
1190 return 0;
1191}
1192
1193static int snd_emu10k1_capture_open(struct snd_pcm_substream *substream)
1194{
1195 struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
1196 struct snd_pcm_runtime *runtime = substream->runtime;
1197 struct snd_emu10k1_pcm *epcm;
1198
1199 epcm = kzalloc(sizeof(*epcm), GFP_KERNEL);
1200 if (epcm == NULL)
1201 return -ENOMEM;
1202 epcm->emu = emu;
1203 epcm->type = CAPTURE_AC97ADC;
1204 epcm->substream = substream;
1205 epcm->capture_ipr = IPR_ADCBUFFULL|IPR_ADCBUFHALFFULL;
1206 epcm->capture_inte = INTE_ADCBUFENABLE;
1207 epcm->capture_ba_reg = ADCBA;
1208 epcm->capture_bs_reg = ADCBS;
1209 epcm->capture_idx_reg = emu->audigy ? A_ADCIDX : ADCIDX;
1210 runtime->private_data = epcm;
1211 runtime->private_free = snd_emu10k1_pcm_free_substream;
1212 runtime->hw = snd_emu10k1_capture;
1213 emu->capture_interrupt = snd_emu10k1_pcm_ac97adc_interrupt;
1214 emu->pcm_capture_substream = substream;
1215 snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES, &hw_constraints_capture_period_sizes);
1216 snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE, &hw_constraints_capture_rates);
1217 return 0;
1218}
1219
1220static int snd_emu10k1_capture_close(struct snd_pcm_substream *substream)
1221{
1222 struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
1223
1224 emu->capture_interrupt = NULL;
1225 emu->pcm_capture_substream = NULL;
1226 return 0;
1227}
1228
1229static int snd_emu10k1_capture_mic_open(struct snd_pcm_substream *substream)
1230{
1231 struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
1232 struct snd_emu10k1_pcm *epcm;
1233 struct snd_pcm_runtime *runtime = substream->runtime;
1234
1235 epcm = kzalloc(sizeof(*epcm), GFP_KERNEL);
1236 if (epcm == NULL)
1237 return -ENOMEM;
1238 epcm->emu = emu;
1239 epcm->type = CAPTURE_AC97MIC;
1240 epcm->substream = substream;
1241 epcm->capture_ipr = IPR_MICBUFFULL|IPR_MICBUFHALFFULL;
1242 epcm->capture_inte = INTE_MICBUFENABLE;
1243 epcm->capture_ba_reg = MICBA;
1244 epcm->capture_bs_reg = MICBS;
1245 epcm->capture_idx_reg = emu->audigy ? A_MICIDX : MICIDX;
1246 substream->runtime->private_data = epcm;
1247 substream->runtime->private_free = snd_emu10k1_pcm_free_substream;
1248 runtime->hw = snd_emu10k1_capture;
1249 runtime->hw.rates = SNDRV_PCM_RATE_8000;
1250 runtime->hw.rate_min = runtime->hw.rate_max = 8000;
1251 runtime->hw.channels_min = 1;
1252 emu->capture_mic_interrupt = snd_emu10k1_pcm_ac97mic_interrupt;
1253 emu->pcm_capture_mic_substream = substream;
1254 snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES, &hw_constraints_capture_period_sizes);
1255 return 0;
1256}
1257
1258static int snd_emu10k1_capture_mic_close(struct snd_pcm_substream *substream)
1259{
1260 struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
1261
1262 emu->capture_interrupt = NULL;
1263 emu->pcm_capture_mic_substream = NULL;
1264 return 0;
1265}
1266
1267static int snd_emu10k1_capture_efx_open(struct snd_pcm_substream *substream)
1268{
1269 struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
1270 struct snd_emu10k1_pcm *epcm;
1271 struct snd_pcm_runtime *runtime = substream->runtime;
1272 int nefx = emu->audigy ? 64 : 32;
1273 int idx;
1274
1275 epcm = kzalloc(sizeof(*epcm), GFP_KERNEL);
1276 if (epcm == NULL)
1277 return -ENOMEM;
1278 epcm->emu = emu;
1279 epcm->type = CAPTURE_EFX;
1280 epcm->substream = substream;
1281 epcm->capture_ipr = IPR_EFXBUFFULL|IPR_EFXBUFHALFFULL;
1282 epcm->capture_inte = INTE_EFXBUFENABLE;
1283 epcm->capture_ba_reg = FXBA;
1284 epcm->capture_bs_reg = FXBS;
1285 epcm->capture_idx_reg = FXIDX;
1286 substream->runtime->private_data = epcm;
1287 substream->runtime->private_free = snd_emu10k1_pcm_free_substream;
1288 runtime->hw = snd_emu10k1_capture_efx;
1289 runtime->hw.rates = SNDRV_PCM_RATE_48000;
1290 runtime->hw.rate_min = runtime->hw.rate_max = 48000;
1291 spin_lock_irq(&emu->reg_lock);
1292 if (emu->card_capabilities->emu_model) {
1293
1294
1295
1296
1297
1298
1299
1300
1301
1302
1303
1304
1305
1306
1307
1308
1309
1310
1311
1312
1313
1314#if 1
1315 switch (emu->emu1010.internal_clock) {
1316 case 0:
1317
1318 runtime->hw.rates = SNDRV_PCM_RATE_44100;
1319 runtime->hw.rate_min = runtime->hw.rate_max = 44100;
1320 runtime->hw.channels_min =
1321 runtime->hw.channels_max = 16;
1322 break;
1323 case 1:
1324
1325 runtime->hw.rates = SNDRV_PCM_RATE_48000;
1326 runtime->hw.rate_min = runtime->hw.rate_max = 48000;
1327 runtime->hw.channels_min =
1328 runtime->hw.channels_max = 16;
1329 break;
1330 }
1331#endif
1332#if 0
1333
1334 runtime->hw.rates = SNDRV_PCM_RATE_96000;
1335 runtime->hw.rate_min = runtime->hw.rate_max = 96000;
1336 runtime->hw.channels_min = runtime->hw.channels_max = 4;
1337#endif
1338#if 0
1339
1340 runtime->hw.rates = SNDRV_PCM_RATE_192000;
1341 runtime->hw.rate_min = runtime->hw.rate_max = 192000;
1342 runtime->hw.channels_min = runtime->hw.channels_max = 2;
1343#endif
1344 runtime->hw.formats = SNDRV_PCM_FMTBIT_S32_LE;
1345
1346
1347
1348 } else {
1349 runtime->hw.channels_min = runtime->hw.channels_max = 0;
1350 for (idx = 0; idx < nefx; idx++) {
1351 if (emu->efx_voices_mask[idx/32] & (1 << (idx%32))) {
1352 runtime->hw.channels_min++;
1353 runtime->hw.channels_max++;
1354 }
1355 }
1356 }
1357 epcm->capture_cr_val = emu->efx_voices_mask[0];
1358 epcm->capture_cr_val2 = emu->efx_voices_mask[1];
1359 spin_unlock_irq(&emu->reg_lock);
1360 emu->capture_efx_interrupt = snd_emu10k1_pcm_efx_interrupt;
1361 emu->pcm_capture_efx_substream = substream;
1362 snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES, &hw_constraints_capture_period_sizes);
1363 return 0;
1364}
1365
1366static int snd_emu10k1_capture_efx_close(struct snd_pcm_substream *substream)
1367{
1368 struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
1369
1370 emu->capture_interrupt = NULL;
1371 emu->pcm_capture_efx_substream = NULL;
1372 return 0;
1373}
1374
1375static const struct snd_pcm_ops snd_emu10k1_playback_ops = {
1376 .open = snd_emu10k1_playback_open,
1377 .close = snd_emu10k1_playback_close,
1378 .ioctl = snd_pcm_lib_ioctl,
1379 .hw_params = snd_emu10k1_playback_hw_params,
1380 .hw_free = snd_emu10k1_playback_hw_free,
1381 .prepare = snd_emu10k1_playback_prepare,
1382 .trigger = snd_emu10k1_playback_trigger,
1383 .pointer = snd_emu10k1_playback_pointer,
1384 .page = snd_pcm_sgbuf_ops_page,
1385};
1386
1387static const struct snd_pcm_ops snd_emu10k1_capture_ops = {
1388 .open = snd_emu10k1_capture_open,
1389 .close = snd_emu10k1_capture_close,
1390 .ioctl = snd_pcm_lib_ioctl,
1391 .hw_params = snd_emu10k1_capture_hw_params,
1392 .hw_free = snd_emu10k1_capture_hw_free,
1393 .prepare = snd_emu10k1_capture_prepare,
1394 .trigger = snd_emu10k1_capture_trigger,
1395 .pointer = snd_emu10k1_capture_pointer,
1396};
1397
1398
1399static const struct snd_pcm_ops snd_emu10k1_efx_playback_ops = {
1400 .open = snd_emu10k1_efx_playback_open,
1401 .close = snd_emu10k1_efx_playback_close,
1402 .ioctl = snd_pcm_lib_ioctl,
1403 .hw_params = snd_emu10k1_playback_hw_params,
1404 .hw_free = snd_emu10k1_efx_playback_hw_free,
1405 .prepare = snd_emu10k1_efx_playback_prepare,
1406 .trigger = snd_emu10k1_efx_playback_trigger,
1407 .pointer = snd_emu10k1_efx_playback_pointer,
1408 .page = snd_pcm_sgbuf_ops_page,
1409};
1410
1411int snd_emu10k1_pcm(struct snd_emu10k1 *emu, int device)
1412{
1413 struct snd_pcm *pcm;
1414 struct snd_pcm_substream *substream;
1415 int err;
1416
1417 if ((err = snd_pcm_new(emu->card, "emu10k1", device, 32, 1, &pcm)) < 0)
1418 return err;
1419
1420 pcm->private_data = emu;
1421
1422 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_emu10k1_playback_ops);
1423 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_emu10k1_capture_ops);
1424
1425 pcm->info_flags = 0;
1426 pcm->dev_subclass = SNDRV_PCM_SUBCLASS_GENERIC_MIX;
1427 strcpy(pcm->name, "ADC Capture/Standard PCM Playback");
1428 emu->pcm = pcm;
1429
1430 for (substream = pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream; substream; substream = substream->next)
1431 if ((err = snd_pcm_lib_preallocate_pages(substream, SNDRV_DMA_TYPE_DEV_SG, snd_dma_pci_data(emu->pci), 64*1024, 64*1024)) < 0)
1432 return err;
1433
1434 for (substream = pcm->streams[SNDRV_PCM_STREAM_CAPTURE].substream; substream; substream = substream->next)
1435 snd_pcm_lib_preallocate_pages(substream, SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(emu->pci), 64*1024, 64*1024);
1436
1437 return 0;
1438}
1439
1440int snd_emu10k1_pcm_multi(struct snd_emu10k1 *emu, int device)
1441{
1442 struct snd_pcm *pcm;
1443 struct snd_pcm_substream *substream;
1444 int err;
1445
1446 if ((err = snd_pcm_new(emu->card, "emu10k1", device, 1, 0, &pcm)) < 0)
1447 return err;
1448
1449 pcm->private_data = emu;
1450
1451 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_emu10k1_efx_playback_ops);
1452
1453 pcm->info_flags = 0;
1454 pcm->dev_subclass = SNDRV_PCM_SUBCLASS_GENERIC_MIX;
1455 strcpy(pcm->name, "Multichannel Playback");
1456 emu->pcm_multi = pcm;
1457
1458 for (substream = pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream; substream; substream = substream->next)
1459 if ((err = snd_pcm_lib_preallocate_pages(substream, SNDRV_DMA_TYPE_DEV_SG, snd_dma_pci_data(emu->pci), 64*1024, 64*1024)) < 0)
1460 return err;
1461
1462 return 0;
1463}
1464
1465
1466static const struct snd_pcm_ops snd_emu10k1_capture_mic_ops = {
1467 .open = snd_emu10k1_capture_mic_open,
1468 .close = snd_emu10k1_capture_mic_close,
1469 .ioctl = snd_pcm_lib_ioctl,
1470 .hw_params = snd_emu10k1_capture_hw_params,
1471 .hw_free = snd_emu10k1_capture_hw_free,
1472 .prepare = snd_emu10k1_capture_prepare,
1473 .trigger = snd_emu10k1_capture_trigger,
1474 .pointer = snd_emu10k1_capture_pointer,
1475};
1476
1477int snd_emu10k1_pcm_mic(struct snd_emu10k1 *emu, int device)
1478{
1479 struct snd_pcm *pcm;
1480 int err;
1481
1482 if ((err = snd_pcm_new(emu->card, "emu10k1 mic", device, 0, 1, &pcm)) < 0)
1483 return err;
1484
1485 pcm->private_data = emu;
1486
1487 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_emu10k1_capture_mic_ops);
1488
1489 pcm->info_flags = 0;
1490 strcpy(pcm->name, "Mic Capture");
1491 emu->pcm_mic = pcm;
1492
1493 snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(emu->pci), 64*1024, 64*1024);
1494
1495 return 0;
1496}
1497
1498static int snd_emu10k1_pcm_efx_voices_mask_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
1499{
1500 struct snd_emu10k1 *emu = snd_kcontrol_chip(kcontrol);
1501 int nefx = emu->audigy ? 64 : 32;
1502 uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
1503 uinfo->count = nefx;
1504 uinfo->value.integer.min = 0;
1505 uinfo->value.integer.max = 1;
1506 return 0;
1507}
1508
1509static int snd_emu10k1_pcm_efx_voices_mask_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
1510{
1511 struct snd_emu10k1 *emu = snd_kcontrol_chip(kcontrol);
1512 int nefx = emu->audigy ? 64 : 32;
1513 int idx;
1514
1515 spin_lock_irq(&emu->reg_lock);
1516 for (idx = 0; idx < nefx; idx++)
1517 ucontrol->value.integer.value[idx] = (emu->efx_voices_mask[idx / 32] & (1 << (idx % 32))) ? 1 : 0;
1518 spin_unlock_irq(&emu->reg_lock);
1519 return 0;
1520}
1521
1522static int snd_emu10k1_pcm_efx_voices_mask_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
1523{
1524 struct snd_emu10k1 *emu = snd_kcontrol_chip(kcontrol);
1525 unsigned int nval[2], bits;
1526 int nefx = emu->audigy ? 64 : 32;
1527 int nefxb = emu->audigy ? 7 : 6;
1528 int change, idx;
1529
1530 nval[0] = nval[1] = 0;
1531 for (idx = 0, bits = 0; idx < nefx; idx++)
1532 if (ucontrol->value.integer.value[idx]) {
1533 nval[idx / 32] |= 1 << (idx % 32);
1534 bits++;
1535 }
1536
1537 for (idx = 0; idx < nefxb; idx++)
1538 if (1 << idx == bits)
1539 break;
1540
1541 if (idx >= nefxb)
1542 return -EINVAL;
1543
1544 spin_lock_irq(&emu->reg_lock);
1545 change = (nval[0] != emu->efx_voices_mask[0]) ||
1546 (nval[1] != emu->efx_voices_mask[1]);
1547 emu->efx_voices_mask[0] = nval[0];
1548 emu->efx_voices_mask[1] = nval[1];
1549 spin_unlock_irq(&emu->reg_lock);
1550 return change;
1551}
1552
1553static const struct snd_kcontrol_new snd_emu10k1_pcm_efx_voices_mask = {
1554 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
1555 .name = "Captured FX8010 Outputs",
1556 .info = snd_emu10k1_pcm_efx_voices_mask_info,
1557 .get = snd_emu10k1_pcm_efx_voices_mask_get,
1558 .put = snd_emu10k1_pcm_efx_voices_mask_put
1559};
1560
1561static const struct snd_pcm_ops snd_emu10k1_capture_efx_ops = {
1562 .open = snd_emu10k1_capture_efx_open,
1563 .close = snd_emu10k1_capture_efx_close,
1564 .ioctl = snd_pcm_lib_ioctl,
1565 .hw_params = snd_emu10k1_capture_hw_params,
1566 .hw_free = snd_emu10k1_capture_hw_free,
1567 .prepare = snd_emu10k1_capture_prepare,
1568 .trigger = snd_emu10k1_capture_trigger,
1569 .pointer = snd_emu10k1_capture_pointer,
1570};
1571
1572
1573
1574
1575#define INITIAL_TRAM_SHIFT 14
1576#define INITIAL_TRAM_POS(size) ((((size) / 2) - INITIAL_TRAM_SHIFT) - 1)
1577
1578static void snd_emu10k1_fx8010_playback_irq(struct snd_emu10k1 *emu, void *private_data)
1579{
1580 struct snd_pcm_substream *substream = private_data;
1581 snd_pcm_period_elapsed(substream);
1582}
1583
1584static void snd_emu10k1_fx8010_playback_tram_poke1(unsigned short *dst_left,
1585 unsigned short *dst_right,
1586 unsigned short *src,
1587 unsigned int count,
1588 unsigned int tram_shift)
1589{
1590
1591
1592
1593
1594
1595
1596 if ((tram_shift & 1) == 0) {
1597 while (count--) {
1598 *dst_left-- = *src++;
1599 *dst_right-- = *src++;
1600 }
1601 } else {
1602 while (count--) {
1603 *dst_right-- = *src++;
1604 *dst_left-- = *src++;
1605 }
1606 }
1607}
1608
1609static void fx8010_pb_trans_copy(struct snd_pcm_substream *substream,
1610 struct snd_pcm_indirect *rec, size_t bytes)
1611{
1612 struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
1613 struct snd_emu10k1_fx8010_pcm *pcm = &emu->fx8010.pcm[substream->number];
1614 unsigned int tram_size = pcm->buffer_size;
1615 unsigned short *src = (unsigned short *)(substream->runtime->dma_area + rec->sw_data);
1616 unsigned int frames = bytes >> 2, count;
1617 unsigned int tram_pos = pcm->tram_pos;
1618 unsigned int tram_shift = pcm->tram_shift;
1619
1620 while (frames > tram_pos) {
1621 count = tram_pos + 1;
1622 snd_emu10k1_fx8010_playback_tram_poke1((unsigned short *)emu->fx8010.etram_pages.area + tram_pos,
1623 (unsigned short *)emu->fx8010.etram_pages.area + tram_pos + tram_size / 2,
1624 src, count, tram_shift);
1625 src += count * 2;
1626 frames -= count;
1627 tram_pos = (tram_size / 2) - 1;
1628 tram_shift++;
1629 }
1630 snd_emu10k1_fx8010_playback_tram_poke1((unsigned short *)emu->fx8010.etram_pages.area + tram_pos,
1631 (unsigned short *)emu->fx8010.etram_pages.area + tram_pos + tram_size / 2,
1632 src, frames, tram_shift);
1633 tram_pos -= frames;
1634 pcm->tram_pos = tram_pos;
1635 pcm->tram_shift = tram_shift;
1636}
1637
1638static int snd_emu10k1_fx8010_playback_transfer(struct snd_pcm_substream *substream)
1639{
1640 struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
1641 struct snd_emu10k1_fx8010_pcm *pcm = &emu->fx8010.pcm[substream->number];
1642
1643 return snd_pcm_indirect_playback_transfer(substream, &pcm->pcm_rec,
1644 fx8010_pb_trans_copy);
1645}
1646
1647static int snd_emu10k1_fx8010_playback_hw_params(struct snd_pcm_substream *substream,
1648 struct snd_pcm_hw_params *hw_params)
1649{
1650 return snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params));
1651}
1652
1653static int snd_emu10k1_fx8010_playback_hw_free(struct snd_pcm_substream *substream)
1654{
1655 struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
1656 struct snd_emu10k1_fx8010_pcm *pcm = &emu->fx8010.pcm[substream->number];
1657 unsigned int i;
1658
1659 for (i = 0; i < pcm->channels; i++)
1660 snd_emu10k1_ptr_write(emu, TANKMEMADDRREGBASE + 0x80 + pcm->etram[i], 0, 0);
1661 snd_pcm_lib_free_pages(substream);
1662 return 0;
1663}
1664
1665static int snd_emu10k1_fx8010_playback_prepare(struct snd_pcm_substream *substream)
1666{
1667 struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
1668 struct snd_pcm_runtime *runtime = substream->runtime;
1669 struct snd_emu10k1_fx8010_pcm *pcm = &emu->fx8010.pcm[substream->number];
1670 unsigned int i;
1671
1672
1673
1674
1675
1676
1677
1678 memset(&pcm->pcm_rec, 0, sizeof(pcm->pcm_rec));
1679 pcm->pcm_rec.hw_buffer_size = pcm->buffer_size * 2;
1680 pcm->pcm_rec.sw_buffer_size = snd_pcm_lib_buffer_bytes(substream);
1681 pcm->tram_pos = INITIAL_TRAM_POS(pcm->buffer_size);
1682 pcm->tram_shift = 0;
1683 snd_emu10k1_ptr_write(emu, emu->gpr_base + pcm->gpr_running, 0, 0);
1684 snd_emu10k1_ptr_write(emu, emu->gpr_base + pcm->gpr_trigger, 0, 0);
1685 snd_emu10k1_ptr_write(emu, emu->gpr_base + pcm->gpr_size, 0, runtime->buffer_size);
1686 snd_emu10k1_ptr_write(emu, emu->gpr_base + pcm->gpr_ptr, 0, 0);
1687 snd_emu10k1_ptr_write(emu, emu->gpr_base + pcm->gpr_count, 0, runtime->period_size);
1688 snd_emu10k1_ptr_write(emu, emu->gpr_base + pcm->gpr_tmpcount, 0, runtime->period_size);
1689 for (i = 0; i < pcm->channels; i++)
1690 snd_emu10k1_ptr_write(emu, TANKMEMADDRREGBASE + 0x80 + pcm->etram[i], 0, (TANKMEMADDRREG_READ|TANKMEMADDRREG_ALIGN) + i * (runtime->buffer_size / pcm->channels));
1691 return 0;
1692}
1693
1694static int snd_emu10k1_fx8010_playback_trigger(struct snd_pcm_substream *substream, int cmd)
1695{
1696 struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
1697 struct snd_emu10k1_fx8010_pcm *pcm = &emu->fx8010.pcm[substream->number];
1698 int result = 0;
1699
1700 spin_lock(&emu->reg_lock);
1701 switch (cmd) {
1702 case SNDRV_PCM_TRIGGER_START:
1703
1704 case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
1705 case SNDRV_PCM_TRIGGER_RESUME:
1706#ifdef EMU10K1_SET_AC3_IEC958
1707 {
1708 int i;
1709 for (i = 0; i < 3; i++) {
1710 unsigned int bits;
1711 bits = SPCS_CLKACCY_1000PPM | SPCS_SAMPLERATE_48 |
1712 SPCS_CHANNELNUM_LEFT | SPCS_SOURCENUM_UNSPEC | SPCS_GENERATIONSTATUS |
1713 0x00001200 | SPCS_EMPHASIS_NONE | SPCS_COPYRIGHT | SPCS_NOTAUDIODATA;
1714 snd_emu10k1_ptr_write(emu, SPCS0 + i, 0, bits);
1715 }
1716 }
1717#endif
1718 result = snd_emu10k1_fx8010_register_irq_handler(emu, snd_emu10k1_fx8010_playback_irq, pcm->gpr_running, substream, &pcm->irq);
1719 if (result < 0)
1720 goto __err;
1721 snd_emu10k1_fx8010_playback_transfer(substream);
1722 snd_emu10k1_ptr_write(emu, emu->gpr_base + pcm->gpr_trigger, 0, 1);
1723 break;
1724 case SNDRV_PCM_TRIGGER_STOP:
1725 case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
1726 case SNDRV_PCM_TRIGGER_SUSPEND:
1727 snd_emu10k1_fx8010_unregister_irq_handler(emu, pcm->irq); pcm->irq = NULL;
1728 snd_emu10k1_ptr_write(emu, emu->gpr_base + pcm->gpr_trigger, 0, 0);
1729 pcm->tram_pos = INITIAL_TRAM_POS(pcm->buffer_size);
1730 pcm->tram_shift = 0;
1731 break;
1732 default:
1733 result = -EINVAL;
1734 break;
1735 }
1736 __err:
1737 spin_unlock(&emu->reg_lock);
1738 return result;
1739}
1740
1741static snd_pcm_uframes_t snd_emu10k1_fx8010_playback_pointer(struct snd_pcm_substream *substream)
1742{
1743 struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
1744 struct snd_emu10k1_fx8010_pcm *pcm = &emu->fx8010.pcm[substream->number];
1745 size_t ptr;
1746
1747 if (!snd_emu10k1_ptr_read(emu, emu->gpr_base + pcm->gpr_trigger, 0))
1748 return 0;
1749 ptr = snd_emu10k1_ptr_read(emu, emu->gpr_base + pcm->gpr_ptr, 0) << 2;
1750 return snd_pcm_indirect_playback_pointer(substream, &pcm->pcm_rec, ptr);
1751}
1752
1753static const struct snd_pcm_hardware snd_emu10k1_fx8010_playback =
1754{
1755 .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
1756 SNDRV_PCM_INFO_RESUME |
1757 SNDRV_PCM_INFO_PAUSE),
1758 .formats = SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE,
1759 .rates = SNDRV_PCM_RATE_48000,
1760 .rate_min = 48000,
1761 .rate_max = 48000,
1762 .channels_min = 1,
1763 .channels_max = 1,
1764 .buffer_bytes_max = (128*1024),
1765 .period_bytes_min = 1024,
1766 .period_bytes_max = (128*1024),
1767 .periods_min = 2,
1768 .periods_max = 1024,
1769 .fifo_size = 0,
1770};
1771
1772static int snd_emu10k1_fx8010_playback_open(struct snd_pcm_substream *substream)
1773{
1774 struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
1775 struct snd_pcm_runtime *runtime = substream->runtime;
1776 struct snd_emu10k1_fx8010_pcm *pcm = &emu->fx8010.pcm[substream->number];
1777
1778 runtime->hw = snd_emu10k1_fx8010_playback;
1779 runtime->hw.channels_min = runtime->hw.channels_max = pcm->channels;
1780 runtime->hw.period_bytes_max = (pcm->buffer_size * 2) / 2;
1781 spin_lock_irq(&emu->reg_lock);
1782 if (pcm->valid == 0) {
1783 spin_unlock_irq(&emu->reg_lock);
1784 return -ENODEV;
1785 }
1786 pcm->opened = 1;
1787 spin_unlock_irq(&emu->reg_lock);
1788 return 0;
1789}
1790
1791static int snd_emu10k1_fx8010_playback_close(struct snd_pcm_substream *substream)
1792{
1793 struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
1794 struct snd_emu10k1_fx8010_pcm *pcm = &emu->fx8010.pcm[substream->number];
1795
1796 spin_lock_irq(&emu->reg_lock);
1797 pcm->opened = 0;
1798 spin_unlock_irq(&emu->reg_lock);
1799 return 0;
1800}
1801
1802static const struct snd_pcm_ops snd_emu10k1_fx8010_playback_ops = {
1803 .open = snd_emu10k1_fx8010_playback_open,
1804 .close = snd_emu10k1_fx8010_playback_close,
1805 .ioctl = snd_pcm_lib_ioctl,
1806 .hw_params = snd_emu10k1_fx8010_playback_hw_params,
1807 .hw_free = snd_emu10k1_fx8010_playback_hw_free,
1808 .prepare = snd_emu10k1_fx8010_playback_prepare,
1809 .trigger = snd_emu10k1_fx8010_playback_trigger,
1810 .pointer = snd_emu10k1_fx8010_playback_pointer,
1811 .ack = snd_emu10k1_fx8010_playback_transfer,
1812};
1813
1814int snd_emu10k1_pcm_efx(struct snd_emu10k1 *emu, int device)
1815{
1816 struct snd_pcm *pcm;
1817 struct snd_kcontrol *kctl;
1818 int err;
1819
1820 if ((err = snd_pcm_new(emu->card, "emu10k1 efx", device, 8, 1, &pcm)) < 0)
1821 return err;
1822
1823 pcm->private_data = emu;
1824
1825 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_emu10k1_fx8010_playback_ops);
1826 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_emu10k1_capture_efx_ops);
1827
1828 pcm->info_flags = 0;
1829 strcpy(pcm->name, "Multichannel Capture/PT Playback");
1830 emu->pcm_efx = pcm;
1831
1832
1833
1834
1835
1836
1837 if (emu->audigy) {
1838 emu->efx_voices_mask[0] = 0;
1839 if (emu->card_capabilities->emu_model)
1840
1841
1842
1843
1844 emu->efx_voices_mask[1] = 0xffffffff;
1845 else
1846 emu->efx_voices_mask[1] = 0xffff;
1847 } else {
1848 emu->efx_voices_mask[0] = 0xffff0000;
1849 emu->efx_voices_mask[1] = 0;
1850 }
1851
1852
1853
1854
1855
1856
1857 kctl = snd_ctl_new1(&snd_emu10k1_pcm_efx_voices_mask, emu);
1858 if (!kctl)
1859 return -ENOMEM;
1860 kctl->id.device = device;
1861 snd_ctl_add(emu->card, kctl);
1862
1863 snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(emu->pci), 64*1024, 64*1024);
1864
1865 return 0;
1866}
1867