projects / linux-2.6-block.git / blame
? search:
summary | shortlog | log | commit | commitdiff | tree
blob | blame (incremental) | history | HEAD
ALSA: pci: Avoid non-standard macro usage
[linux-2.6-block.git] / sound / pci / emu10k1 / emupcm.c
CommitLineData
1a59d1b8 1// SPDX-License-Identifier: GPL-2.0-or-later
1da177e4 2/*
c1017a4c 3 * Copyright (c) by Jaroslav Kysela <perex@perex.cz>
1da177e4
LT		 4 * Creative Labs, Inc.
5 * Routines for control of EMU10K1 chips / PCM routines
6 * Multichannel PCM support Copyright (c) Lee Revell <rlrevell@joe-job.com>
7 *
8 * BUGS:
9 * --
10 *
11 * TODO:
12 * --
1da177e4
LT		 13 */
14
1da177e4
LT		 15#include <linux/pci.h>
16#include <linux/delay.h>
17#include <linux/slab.h>
18#include <linux/time.h>
19#include <linux/init.h>
20#include <sound/core.h>
21#include <sound/emu10k1.h>
22
eb4698f3
TI		 23static void snd_emu10k1_pcm_interrupt(struct snd_emu10k1 *emu,
24 struct snd_emu10k1_voice *voice)
1da177e4 25{
eb4698f3 26 struct snd_emu10k1_pcm *epcm;
1da177e4
LT		 27
28 if ((epcm = voice->epcm) == NULL)
29 return;
30 if (epcm->substream == NULL)
31 return;
32#if 0
6f002b02
TI		 33 dev_dbg(emu->card->dev,
34 "IRQ: position = 0x%x, period = 0x%x, size = 0x%x\n",
1da177e4
LT		 35 epcm->substream->runtime->hw->pointer(emu, epcm->substream),
36 snd_pcm_lib_period_bytes(epcm->substream),
37 snd_pcm_lib_buffer_bytes(epcm->substream));
38#endif
39 snd_pcm_period_elapsed(epcm->substream);
40}
41
eb4698f3
TI		 42static void snd_emu10k1_pcm_ac97adc_interrupt(struct snd_emu10k1 *emu,
43 unsigned int status)
1da177e4
LT		 44{
45#if 0
46 if (status & IPR_ADCBUFHALFFULL) {
47 if (emu->pcm_capture_substream->runtime->mode == SNDRV_PCM_MODE_FRAME)
48 return;
49 }
50#endif
51 snd_pcm_period_elapsed(emu->pcm_capture_substream);
52}
53
eb4698f3
TI		 54static void snd_emu10k1_pcm_ac97mic_interrupt(struct snd_emu10k1 *emu,
55 unsigned int status)
1da177e4
LT		 56{
57#if 0
58 if (status & IPR_MICBUFHALFFULL) {
59 if (emu->pcm_capture_mic_substream->runtime->mode == SNDRV_PCM_MODE_FRAME)
60 return;
61 }
62#endif
63 snd_pcm_period_elapsed(emu->pcm_capture_mic_substream);
64}
65
eb4698f3
TI		 66static void snd_emu10k1_pcm_efx_interrupt(struct snd_emu10k1 *emu,
67 unsigned int status)
1da177e4
LT		 68{
69#if 0
70 if (status & IPR_EFXBUFHALFFULL) {
71 if (emu->pcm_capture_efx_substream->runtime->mode == SNDRV_PCM_MODE_FRAME)
72 return;
73 }
74#endif
75 snd_pcm_period_elapsed(emu->pcm_capture_efx_substream);
76}
77
eb4698f3 78static snd_pcm_uframes_t snd_emu10k1_efx_playback_pointer(struct snd_pcm_substream *substream)
1da177e4 79{
eb4698f3
TI		 80 struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
81 struct snd_pcm_runtime *runtime = substream->runtime;
82 struct snd_emu10k1_pcm *epcm = runtime->private_data;
1da177e4
LT		 83 unsigned int ptr;
84
85 if (!epcm->running)
86 return 0;
87 ptr = snd_emu10k1_ptr_read(emu, CCCA, epcm->voices[0]->number) & 0x00ffffff;
88 ptr += runtime->buffer_size;
89 ptr -= epcm->ccca_start_addr;
90 ptr %= runtime->buffer_size;
91
92 return ptr;
93}
94
eb4698f3 95static int snd_emu10k1_pcm_channel_alloc(struct snd_emu10k1_pcm * epcm, int voices)
1da177e4
LT		 96{
97 int err, i;
98
99 if (epcm->voices[1] != NULL && voices < 2) {
100 snd_emu10k1_voice_free(epcm->emu, epcm->voices[1]);
101 epcm->voices[1] = NULL;
102 }
103 for (i = 0; i < voices; i++) {
104 if (epcm->voices[i] == NULL)
105 break;
106 }
107 if (i == voices)
108 return 0; /* already allocated */
109
110 for (i = 0; i < ARRAY_SIZE(epcm->voices); i++) {
111 if (epcm->voices[i]) {
112 snd_emu10k1_voice_free(epcm->emu, epcm->voices[i]);
113 epcm->voices[i] = NULL;
114 }
115 }
116 err = snd_emu10k1_voice_alloc(epcm->emu,
117 epcm->type == PLAYBACK_EMUVOICE ? EMU10K1_PCM : EMU10K1_EFX,
118 voices,
119 &epcm->voices[0]);
120
121 if (err < 0)
122 return err;
123 epcm->voices[0]->epcm = epcm;
124 if (voices > 1) {
125 for (i = 1; i < voices; i++) {
126 epcm->voices[i] = &epcm->emu->voices[epcm->voices[0]->number + i];
127 epcm->voices[i]->epcm = epcm;
128 }
129 }
130 if (epcm->extra == NULL) {
131 err = snd_emu10k1_voice_alloc(epcm->emu,
132 epcm->type == PLAYBACK_EMUVOICE ? EMU10K1_PCM : EMU10K1_EFX,
133 1,
134 &epcm->extra);
135 if (err < 0) {
28a97c19 136 /*
6f002b02 137 dev_dbg(emu->card->dev, "pcm_channel_alloc: "
28a97c19
TI		 138 "failed extra: voices=%d, frame=%d\n",
139 voices, frame);
140 */
1da177e4
LT		 141 for (i = 0; i < voices; i++) {
142 snd_emu10k1_voice_free(epcm->emu, epcm->voices[i]);
143 epcm->voices[i] = NULL;
144 }
145 return err;
146 }
147 epcm->extra->epcm = epcm;
148 epcm->extra->interrupt = snd_emu10k1_pcm_interrupt;
149 }
150 return 0;
151}
152
973f1d6c 153static const unsigned int capture_period_sizes[31] = {
1da177e4
LT		 154 384, 448, 512, 640,
155 384*2, 448*2, 512*2, 640*2,
156 384*4, 448*4, 512*4, 640*4,
157 384*8, 448*8, 512*8, 640*8,
158 384*16, 448*16, 512*16, 640*16,
159 384*32, 448*32, 512*32, 640*32,
160 384*64, 448*64, 512*64, 640*64,
161 384*128,448*128,512*128
162};
163
973f1d6c 164static const struct snd_pcm_hw_constraint_list hw_constraints_capture_period_sizes = {
1da177e4
LT		 165 .count = 31,
166 .list = capture_period_sizes,
167 .mask = 0
168};
169
973f1d6c 170static const unsigned int capture_rates[8] = {
1da177e4
LT		 171 8000, 11025, 16000, 22050, 24000, 32000, 44100, 48000
172};
173
973f1d6c 174static const struct snd_pcm_hw_constraint_list hw_constraints_capture_rates = {
1da177e4
LT		 175 .count = 8,
176 .list = capture_rates,
177 .mask = 0
178};
179
180static unsigned int snd_emu10k1_capture_rate_reg(unsigned int rate)
181{
182 switch (rate) {
183 case 8000: return ADCCR_SAMPLERATE_8;
184 case 11025: return ADCCR_SAMPLERATE_11;
185 case 16000: return ADCCR_SAMPLERATE_16;
186 case 22050: return ADCCR_SAMPLERATE_22;
187 case 24000: return ADCCR_SAMPLERATE_24;
188 case 32000: return ADCCR_SAMPLERATE_32;
189 case 44100: return ADCCR_SAMPLERATE_44;
190 case 48000: return ADCCR_SAMPLERATE_48;
191 default:
192 snd_BUG();
193 return ADCCR_SAMPLERATE_8;
194 }
195}
196
197static unsigned int snd_emu10k1_audigy_capture_rate_reg(unsigned int rate)
198{
199 switch (rate) {
200 case 8000: return A_ADCCR_SAMPLERATE_8;
201 case 11025: return A_ADCCR_SAMPLERATE_11;
202 case 12000: return A_ADCCR_SAMPLERATE_12; /* really supported? */
203 case 16000: return ADCCR_SAMPLERATE_16;
204 case 22050: return ADCCR_SAMPLERATE_22;
205 case 24000: return ADCCR_SAMPLERATE_24;
206 case 32000: return ADCCR_SAMPLERATE_32;
207 case 44100: return ADCCR_SAMPLERATE_44;
208 case 48000: return ADCCR_SAMPLERATE_48;
209 default:
210 snd_BUG();
211 return A_ADCCR_SAMPLERATE_8;
212 }
213}
214
215static unsigned int emu10k1_calc_pitch_target(unsigned int rate)
216{
217 unsigned int pitch_target;
218
219 pitch_target = (rate << 8) / 375;
220 pitch_target = (pitch_target >> 1) + (pitch_target & 1);
221 return pitch_target;
222}
223
224#define PITCH_48000 0x00004000
225#define PITCH_96000 0x00008000
226#define PITCH_85000 0x00007155
227#define PITCH_80726 0x00006ba2
228#define PITCH_67882 0x00005a82
229#define PITCH_57081 0x00004c1c
230
231static unsigned int emu10k1_select_interprom(unsigned int pitch_target)
232{
233 if (pitch_target == PITCH_48000)
234 return CCCA_INTERPROM_0;
235 else if (pitch_target < PITCH_48000)
236 return CCCA_INTERPROM_1;
237 else if (pitch_target >= PITCH_96000)
238 return CCCA_INTERPROM_0;
239 else if (pitch_target >= PITCH_85000)
240 return CCCA_INTERPROM_6;
241 else if (pitch_target >= PITCH_80726)
242 return CCCA_INTERPROM_5;
243 else if (pitch_target >= PITCH_67882)
244 return CCCA_INTERPROM_4;
245 else if (pitch_target >= PITCH_57081)
246 return CCCA_INTERPROM_3;
247 else
248 return CCCA_INTERPROM_2;
249}
250
251/*
252 * calculate cache invalidate size
253 *
254 * stereo: channel is stereo
255 * w_16: using 16bit samples
256 *
257 * returns: cache invalidate size in samples
258 */
fe5ac9dc 259static inline int emu10k1_ccis(int stereo, int w_16)
1da177e4
LT		 260{
261 if (w_16) {
262 return stereo ? 24 : 26;
263 } else {
264 return stereo ? 24*2 : 26*2;
265 }
266}
267
eb4698f3 268static void snd_emu10k1_pcm_init_voice(struct snd_emu10k1 *emu,
1da177e4 269 int master, int extra,
eb4698f3 270 struct snd_emu10k1_voice *evoice,
1da177e4
LT		 271 unsigned int start_addr,
272 unsigned int end_addr,
eb4698f3 273 struct snd_emu10k1_pcm_mixer *mix)
1da177e4 274{
eb4698f3
TI		 275 struct snd_pcm_substream *substream = evoice->epcm->substream;
276 struct snd_pcm_runtime *runtime = substream->runtime;
1da177e4
LT		 277 unsigned int silent_page, tmp;
278 int voice, stereo, w_16;
de42b4b9 279 unsigned char send_amount[8];
1da177e4
LT		 280 unsigned char send_routing[8];
281 unsigned long flags;
282 unsigned int pitch_target;
283 unsigned int ccis;
284
285 voice = evoice->number;
286 stereo = runtime->channels == 2;
287 w_16 = snd_pcm_format_width(runtime->format) == 16;
288
289 if (!extra && stereo) {
290 start_addr >>= 1;
291 end_addr >>= 1;
292 }
293 if (w_16) {
294 start_addr >>= 1;
295 end_addr >>= 1;
296 }
297
298 spin_lock_irqsave(&emu->reg_lock, flags);
299
300 /* volume parameters */
301 if (extra) {
1da177e4
LT		 302 memset(send_routing, 0, sizeof(send_routing));
303 send_routing[0] = 0;
304 send_routing[1] = 1;
305 send_routing[2] = 2;
306 send_routing[3] = 3;
307 memset(send_amount, 0, sizeof(send_amount));
308 } else {
309 /* mono, left, right (master voice = left) */
310 tmp = stereo ? (master ? 1 : 2) : 0;
311 memcpy(send_routing, &mix->send_routing[tmp][0], 8);
312 memcpy(send_amount, &mix->send_volume[tmp][0], 8);
313 }
314
315 ccis = emu10k1_ccis(stereo, w_16);
316
317 if (master) {
318 evoice->epcm->ccca_start_addr = start_addr + ccis;
319 if (extra) {
320 start_addr += ccis;
56385a12 321 end_addr += ccis + emu->delay_pcm_irq;
1da177e4
LT		 322 }
323 if (stereo && !extra) {
324 snd_emu10k1_ptr_write(emu, CPF, voice, CPF_STEREO_MASK);
325 snd_emu10k1_ptr_write(emu, CPF, (voice + 1), CPF_STEREO_MASK);
326 } else {
327 snd_emu10k1_ptr_write(emu, CPF, voice, 0);
328 }
329 }
330
9f4bd5dd 331 /* setup routing */
1da177e4
LT		 332 if (emu->audigy) {
333 snd_emu10k1_ptr_write(emu, A_FXRT1, voice,
334 snd_emu10k1_compose_audigy_fxrt1(send_routing));
335 snd_emu10k1_ptr_write(emu, A_FXRT2, voice,
336 snd_emu10k1_compose_audigy_fxrt2(send_routing));
337 snd_emu10k1_ptr_write(emu, A_SENDAMOUNTS, voice,
338 ((unsigned int)send_amount[4] << 24) |
339 ((unsigned int)send_amount[5] << 16) |
340 ((unsigned int)send_amount[6] << 8) |
341 (unsigned int)send_amount[7]);
342 } else
343 snd_emu10k1_ptr_write(emu, FXRT, voice,
344 snd_emu10k1_compose_send_routing(send_routing));
9f4bd5dd
JCD		 345 /* Stop CA */
346 /* Assumption that PT is already 0 so no harm overwriting */
1da177e4
LT		 347 snd_emu10k1_ptr_write(emu, PTRX, voice, (send_amount[0] << 8) | send_amount[1]);
348 snd_emu10k1_ptr_write(emu, DSL, voice, end_addr | (send_amount[3] << 24));
56385a12
JK		 349 snd_emu10k1_ptr_write(emu, PSST, voice,
350 (start_addr + (extra ? emu->delay_pcm_irq : 0)) |
351 (send_amount[2] << 24));
190d2c46 352 if (emu->card_capabilities->emu_model)
b0dbdaea
JCD		 353 pitch_target = PITCH_48000; /* Disable interpolators on emu1010 card */
354 else
355 pitch_target = emu10k1_calc_pitch_target(runtime->rate);
1da177e4
LT		 356 if (extra)
357 snd_emu10k1_ptr_write(emu, CCCA, voice, start_addr |
358 emu10k1_select_interprom(pitch_target) |
359 (w_16 ? 0 : CCCA_8BITSELECT));
360 else
361 snd_emu10k1_ptr_write(emu, CCCA, voice, (start_addr + ccis) |
362 emu10k1_select_interprom(pitch_target) |
363 (w_16 ? 0 : CCCA_8BITSELECT));
9f4bd5dd 364 /* Clear filter delay memory */
1da177e4
LT		 365 snd_emu10k1_ptr_write(emu, Z1, voice, 0);
366 snd_emu10k1_ptr_write(emu, Z2, voice, 0);
9f4bd5dd 367 /* invalidate maps */
7241ea55 368 silent_page = ((unsigned int)emu->silent_page.addr << emu->address_mode) | (emu->address_mode ? MAP_PTI_MASK1 : MAP_PTI_MASK0);
1da177e4
LT		 369 snd_emu10k1_ptr_write(emu, MAPA, voice, silent_page);
370 snd_emu10k1_ptr_write(emu, MAPB, voice, silent_page);
9f4bd5dd 371 /* modulation envelope */
1da177e4
LT		 372 snd_emu10k1_ptr_write(emu, CVCF, voice, 0xffff);
373 snd_emu10k1_ptr_write(emu, VTFT, voice, 0xffff);
374 snd_emu10k1_ptr_write(emu, ATKHLDM, voice, 0);
375 snd_emu10k1_ptr_write(emu, DCYSUSM, voice, 0x007f);
376 snd_emu10k1_ptr_write(emu, LFOVAL1, voice, 0x8000);
377 snd_emu10k1_ptr_write(emu, LFOVAL2, voice, 0x8000);
378 snd_emu10k1_ptr_write(emu, FMMOD, voice, 0);
379 snd_emu10k1_ptr_write(emu, TREMFRQ, voice, 0);
380 snd_emu10k1_ptr_write(emu, FM2FRQ2, voice, 0);
381 snd_emu10k1_ptr_write(emu, ENVVAL, voice, 0x8000);
9f4bd5dd 382 /* volume envelope */
1da177e4
LT		 383 snd_emu10k1_ptr_write(emu, ATKHLDV, voice, 0x7f7f);
384 snd_emu10k1_ptr_write(emu, ENVVOL, voice, 0x0000);
9f4bd5dd 385 /* filter envelope */
1da177e4 386 snd_emu10k1_ptr_write(emu, PEFE_FILTERAMOUNT, voice, 0x7f);
9f4bd5dd 387 /* pitch envelope */
1da177e4
LT		 388 snd_emu10k1_ptr_write(emu, PEFE_PITCHAMOUNT, voice, 0);
389
390 spin_unlock_irqrestore(&emu->reg_lock, flags);
391}
392
eb4698f3
TI		 393static int snd_emu10k1_playback_hw_params(struct snd_pcm_substream *substream,
394 struct snd_pcm_hw_params *hw_params)
1da177e4 395{
eb4698f3
TI		 396 struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
397 struct snd_pcm_runtime *runtime = substream->runtime;
398 struct snd_emu10k1_pcm *epcm = runtime->private_data;
04f8773a 399 size_t alloc_size;
1da177e4
LT		 400 int err;
401
402 if ((err = snd_emu10k1_pcm_channel_alloc(epcm, params_channels(hw_params))) < 0)
403 return err;
04f8773a
MS		 404
405 alloc_size = params_buffer_bytes(hw_params);
406 if (emu->iommu_workaround)
407 alloc_size += EMUPAGESIZE;
408 err = snd_pcm_lib_malloc_pages(substream, alloc_size);
409 if (err < 0)
1da177e4 410 return err;
04f8773a
MS		 411 if (emu->iommu_workaround && runtime->dma_bytes >= EMUPAGESIZE)
412 runtime->dma_bytes -= EMUPAGESIZE;
1da177e4 413 if (err > 0) { /* change */
e017fa57 414 int mapped;
1da177e4
LT		 415 if (epcm->memblk != NULL)
416 snd_emu10k1_free_pages(emu, epcm->memblk);
e017fa57
TI		 417 epcm->memblk = snd_emu10k1_alloc_pages(emu, substream);
418 epcm->start_addr = 0;
419 if (! epcm->memblk)
1da177e4 420 return -ENOMEM;
eb4698f3 421 mapped = ((struct snd_emu10k1_memblk *)epcm->memblk)->mapped_page;
e017fa57
TI		 422 if (mapped < 0)
423 return -ENOMEM;
424 epcm->start_addr = mapped << PAGE_SHIFT;
1da177e4
LT		 425 }
426 return 0;
427}
428
eb4698f3 429static int snd_emu10k1_playback_hw_free(struct snd_pcm_substream *substream)
1da177e4 430{
eb4698f3
TI		 431 struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
432 struct snd_pcm_runtime *runtime = substream->runtime;
433 struct snd_emu10k1_pcm *epcm;
1da177e4
LT		 434
435 if (runtime->private_data == NULL)
436 return 0;
437 epcm = runtime->private_data;
438 if (epcm->extra) {
439 snd_emu10k1_voice_free(epcm->emu, epcm->extra);
440 epcm->extra = NULL;
441 }
442 if (epcm->voices[1]) {
443 snd_emu10k1_voice_free(epcm->emu, epcm->voices[1]);
444 epcm->voices[1] = NULL;
445 }
446 if (epcm->voices[0]) {
447 snd_emu10k1_voice_free(epcm->emu, epcm->voices[0]);
448 epcm->voices[0] = NULL;
449 }
450 if (epcm->memblk) {
451 snd_emu10k1_free_pages(emu, epcm->memblk);
452 epcm->memblk = NULL;
453 epcm->start_addr = 0;
454 }
455 snd_pcm_lib_free_pages(substream);
456 return 0;
457}
458
eb4698f3 459static int snd_emu10k1_efx_playback_hw_free(struct snd_pcm_substream *substream)
1da177e4 460{
eb4698f3
TI		 461 struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
462 struct snd_pcm_runtime *runtime = substream->runtime;
463 struct snd_emu10k1_pcm *epcm;
1da177e4
LT		 464 int i;
465
466 if (runtime->private_data == NULL)
467 return 0;
468 epcm = runtime->private_data;
469 if (epcm->extra) {
470 snd_emu10k1_voice_free(epcm->emu, epcm->extra);
471 epcm->extra = NULL;
472 }
9f4bd5dd 473 for (i = 0; i < NUM_EFX_PLAYBACK; i++) {
1da177e4
LT		 474 if (epcm->voices[i]) {
475 snd_emu10k1_voice_free(epcm->emu, epcm->voices[i]);
476 epcm->voices[i] = NULL;
477 }
478 }
479 if (epcm->memblk) {
480 snd_emu10k1_free_pages(emu, epcm->memblk);
481 epcm->memblk = NULL;
482 epcm->start_addr = 0;
483 }
484 snd_pcm_lib_free_pages(substream);
485 return 0;
486}
487
eb4698f3 488static int snd_emu10k1_playback_prepare(struct snd_pcm_substream *substream)
1da177e4 489{
eb4698f3
TI		 490 struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
491 struct snd_pcm_runtime *runtime = substream->runtime;
492 struct snd_emu10k1_pcm *epcm = runtime->private_data;
1da177e4
LT		 493 unsigned int start_addr, end_addr;
494
495 start_addr = epcm->start_addr;
496 end_addr = snd_pcm_lib_period_bytes(substream);
497 if (runtime->channels == 2) {
498 start_addr >>= 1;
499 end_addr >>= 1;
500 }
501 end_addr += start_addr;
502 snd_emu10k1_pcm_init_voice(emu, 1, 1, epcm->extra,
503 start_addr, end_addr, NULL);
504 start_addr = epcm->start_addr;
505 end_addr = epcm->start_addr + snd_pcm_lib_buffer_bytes(substream);
506 snd_emu10k1_pcm_init_voice(emu, 1, 0, epcm->voices[0],
507 start_addr, end_addr,
508 &emu->pcm_mixer[substream->number]);
509 if (epcm->voices[1])
510 snd_emu10k1_pcm_init_voice(emu, 0, 0, epcm->voices[1],
511 start_addr, end_addr,
512 &emu->pcm_mixer[substream->number]);
513 return 0;
514}
515
eb4698f3 516static int snd_emu10k1_efx_playback_prepare(struct snd_pcm_substream *substream)
1da177e4 517{
eb4698f3
TI		 518 struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
519 struct snd_pcm_runtime *runtime = substream->runtime;
520 struct snd_emu10k1_pcm *epcm = runtime->private_data;
1da177e4
LT		 521 unsigned int start_addr, end_addr;
522 unsigned int channel_size;
523 int i;
524
525 start_addr = epcm->start_addr;
526 end_addr = epcm->start_addr + snd_pcm_lib_buffer_bytes(substream);
527
528 /*
529 * the kX driver leaves some space between voices
530 */
531 channel_size = ( end_addr - start_addr ) / NUM_EFX_PLAYBACK;
532
533 snd_emu10k1_pcm_init_voice(emu, 1, 1, epcm->extra,
534 start_addr, start_addr + (channel_size / 2), NULL);
535
536 /* only difference with the master voice is we use it for the pointer */
537 snd_emu10k1_pcm_init_voice(emu, 1, 0, epcm->voices[0],
538 start_addr, start_addr + channel_size,
539 &emu->efx_pcm_mixer[0]);
540
541 start_addr += channel_size;
542 for (i = 1; i < NUM_EFX_PLAYBACK; i++) {
543 snd_emu10k1_pcm_init_voice(emu, 0, 0, epcm->voices[i],
544 start_addr, start_addr + channel_size,
545 &emu->efx_pcm_mixer[i]);
546 start_addr += channel_size;
547 }
548
549 return 0;
550}
551
7c0ddf06 552static const struct snd_pcm_hardware snd_emu10k1_efx_playback =
1da177e4
LT		 553{
554 .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_NONINTERLEAVED |
555 SNDRV_PCM_INFO_BLOCK_TRANSFER |
09668b44 556 SNDRV_PCM_INFO_RESUME |
1da177e4
LT		 557 SNDRV_PCM_INFO_MMAP_VALID | SNDRV_PCM_INFO_PAUSE),
558 .formats = SNDRV_PCM_FMTBIT_S16_LE,
559 .rates = SNDRV_PCM_RATE_48000,
560 .rate_min = 48000,
561 .rate_max = 48000,
562 .channels_min = NUM_EFX_PLAYBACK,
563 .channels_max = NUM_EFX_PLAYBACK,
564 .buffer_bytes_max = (64*1024),
565 .period_bytes_min = 64,
566 .period_bytes_max = (64*1024),
567 .periods_min = 2,
568 .periods_max = 2,
569 .fifo_size = 0,
570};
571
eb4698f3
TI		 572static int snd_emu10k1_capture_hw_params(struct snd_pcm_substream *substream,
573 struct snd_pcm_hw_params *hw_params)
1da177e4
LT		 574{
575 return snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params));
576}
577
eb4698f3 578static int snd_emu10k1_capture_hw_free(struct snd_pcm_substream *substream)
1da177e4
LT		 579{
580 return snd_pcm_lib_free_pages(substream);
581}
582
eb4698f3 583static int snd_emu10k1_capture_prepare(struct snd_pcm_substream *substream)
1da177e4 584{
eb4698f3
TI		 585 struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
586 struct snd_pcm_runtime *runtime = substream->runtime;
587 struct snd_emu10k1_pcm *epcm = runtime->private_data;
1da177e4
LT		 588 int idx;
589
590 /* zeroing the buffer size will stop capture */
591 snd_emu10k1_ptr_write(emu, epcm->capture_bs_reg, 0, 0);
592 switch (epcm->type) {
593 case CAPTURE_AC97ADC:
594 snd_emu10k1_ptr_write(emu, ADCCR, 0, 0);
595 break;
596 case CAPTURE_EFX:
597 if (emu->audigy) {
598 snd_emu10k1_ptr_write(emu, A_FXWC1, 0, 0);
599 snd_emu10k1_ptr_write(emu, A_FXWC2, 0, 0);
600 } else
601 snd_emu10k1_ptr_write(emu, FXWC, 0, 0);
602 break;
603 default:
604 break;
605 }
606 snd_emu10k1_ptr_write(emu, epcm->capture_ba_reg, 0, runtime->dma_addr);
607 epcm->capture_bufsize = snd_pcm_lib_buffer_bytes(substream);
608 epcm->capture_bs_val = 0;
609 for (idx = 0; idx < 31; idx++) {
610 if (capture_period_sizes[idx] == epcm->capture_bufsize) {
611 epcm->capture_bs_val = idx + 1;
612 break;
613 }
614 }
615 if (epcm->capture_bs_val == 0) {
616 snd_BUG();
617 epcm->capture_bs_val++;
618 }
619 if (epcm->type == CAPTURE_AC97ADC) {
620 epcm->capture_cr_val = emu->audigy ? A_ADCCR_LCHANENABLE : ADCCR_LCHANENABLE;
621 if (runtime->channels > 1)
622 epcm->capture_cr_val |= emu->audigy ? A_ADCCR_RCHANENABLE : ADCCR_RCHANENABLE;
623 epcm->capture_cr_val |= emu->audigy ?
624 snd_emu10k1_audigy_capture_rate_reg(runtime->rate) :
625 snd_emu10k1_capture_rate_reg(runtime->rate);
626 }
627 return 0;
628}
629
eb4698f3 630static void snd_emu10k1_playback_invalidate_cache(struct snd_emu10k1 *emu, int extra, struct snd_emu10k1_voice *evoice)
1da177e4 631{
eb4698f3 632 struct snd_pcm_runtime *runtime;
1da177e4
LT		 633 unsigned int voice, stereo, i, ccis, cra = 64, cs, sample;
634
635 if (evoice == NULL)
636 return;
637 runtime = evoice->epcm->substream->runtime;
638 voice = evoice->number;
639 stereo = (!extra && runtime->channels == 2);
640 sample = snd_pcm_format_width(runtime->format) == 16 ? 0 : 0x80808080;
641 ccis = emu10k1_ccis(stereo, sample == 0);
9f4bd5dd 642 /* set cs to 2 * number of cache registers beside the invalidated */
1da177e4
LT		 643 cs = (sample == 0) ? (32-ccis) : (64-ccis+1) >> 1;
644 if (cs > 16) cs = 16;
645 for (i = 0; i < cs; i++) {
646 snd_emu10k1_ptr_write(emu, CD0 + i, voice, sample);
647 if (stereo) {
648 snd_emu10k1_ptr_write(emu, CD0 + i, voice + 1, sample);
649 }
650 }
9f4bd5dd 651 /* reset cache */
1da177e4
LT		 652 snd_emu10k1_ptr_write(emu, CCR_CACHEINVALIDSIZE, voice, 0);
653 snd_emu10k1_ptr_write(emu, CCR_READADDRESS, voice, cra);
654 if (stereo) {
655 snd_emu10k1_ptr_write(emu, CCR_CACHEINVALIDSIZE, voice + 1, 0);
656 snd_emu10k1_ptr_write(emu, CCR_READADDRESS, voice + 1, cra);
657 }
9f4bd5dd 658 /* fill cache */
1da177e4
LT		 659 snd_emu10k1_ptr_write(emu, CCR_CACHEINVALIDSIZE, voice, ccis);
660 if (stereo) {
661 snd_emu10k1_ptr_write(emu, CCR_CACHEINVALIDSIZE, voice+1, ccis);
662 }
663}
664
eb4698f3 665static void snd_emu10k1_playback_prepare_voice(struct snd_emu10k1 *emu, struct snd_emu10k1_voice *evoice,
1da177e4 666 int master, int extra,
eb4698f3 667 struct snd_emu10k1_pcm_mixer *mix)
1da177e4 668{
eb4698f3
TI		 669 struct snd_pcm_substream *substream;
670 struct snd_pcm_runtime *runtime;
1da177e4
LT		 671 unsigned int attn, vattn;
672 unsigned int voice, tmp;
673
674 if (evoice == NULL) /* skip second voice for mono */
675 return;
676 substream = evoice->epcm->substream;
677 runtime = substream->runtime;
678 voice = evoice->number;
679
680 attn = extra ? 0 : 0x00ff;
681 tmp = runtime->channels == 2 ? (master ? 1 : 2) : 0;
682 vattn = mix != NULL ? (mix->attn[tmp] << 16) : 0;
683 snd_emu10k1_ptr_write(emu, IFATN, voice, attn);
684 snd_emu10k1_ptr_write(emu, VTFT, voice, vattn | 0xffff);
685 snd_emu10k1_ptr_write(emu, CVCF, voice, vattn | 0xffff);
686 snd_emu10k1_ptr_write(emu, DCYSUSV, voice, 0x7f7f);
687 snd_emu10k1_voice_clear_loop_stop(emu, voice);
688}
689
eb4698f3 690static void snd_emu10k1_playback_trigger_voice(struct snd_emu10k1 *emu, struct snd_emu10k1_voice *evoice, int master, int extra)
1da177e4 691{
eb4698f3
TI		 692 struct snd_pcm_substream *substream;
693 struct snd_pcm_runtime *runtime;
1da177e4
LT		 694 unsigned int voice, pitch, pitch_target;
695
696 if (evoice == NULL) /* skip second voice for mono */
697 return;
698 substream = evoice->epcm->substream;
699 runtime = substream->runtime;
700 voice = evoice->number;
701
702 pitch = snd_emu10k1_rate_to_pitch(runtime->rate) >> 8;
190d2c46 703 if (emu->card_capabilities->emu_model)
b0dbdaea
JCD		 704 pitch_target = PITCH_48000; /* Disable interpolators on emu1010 card */
705 else
706 pitch_target = emu10k1_calc_pitch_target(runtime->rate);
1da177e4
LT		 707 snd_emu10k1_ptr_write(emu, PTRX_PITCHTARGET, voice, pitch_target);
708 if (master || evoice->epcm->type == PLAYBACK_EFX)
709 snd_emu10k1_ptr_write(emu, CPF_CURRENTPITCH, voice, pitch_target);
710 snd_emu10k1_ptr_write(emu, IP, voice, pitch);
711 if (extra)
712 snd_emu10k1_voice_intr_enable(emu, voice);
713}
714
eb4698f3 715static void snd_emu10k1_playback_stop_voice(struct snd_emu10k1 *emu, struct snd_emu10k1_voice *evoice)
1da177e4
LT		 716{
717 unsigned int voice;
718
719 if (evoice == NULL)
720 return;
721 voice = evoice->number;
722 snd_emu10k1_voice_intr_disable(emu, voice);
723 snd_emu10k1_ptr_write(emu, PTRX_PITCHTARGET, voice, 0);
724 snd_emu10k1_ptr_write(emu, CPF_CURRENTPITCH, voice, 0);
725 snd_emu10k1_ptr_write(emu, IFATN, voice, 0xffff);
726 snd_emu10k1_ptr_write(emu, VTFT, voice, 0xffff);
727 snd_emu10k1_ptr_write(emu, CVCF, voice, 0xffff);
728 snd_emu10k1_ptr_write(emu, IP, voice, 0);
729}
730
56385a12
JK		 731static inline void snd_emu10k1_playback_mangle_extra(struct snd_emu10k1 *emu,
732 struct snd_emu10k1_pcm *epcm,
733 struct snd_pcm_substream *substream,
734 struct snd_pcm_runtime *runtime)
735{
736 unsigned int ptr, period_pos;
737
738 /* try to sychronize the current position for the interrupt
739 source voice */
740 period_pos = runtime->status->hw_ptr - runtime->hw_ptr_interrupt;
741 period_pos %= runtime->period_size;
742 ptr = snd_emu10k1_ptr_read(emu, CCCA, epcm->extra->number);
743 ptr &= ~0x00ffffff;
744 ptr |= epcm->ccca_start_addr + period_pos;
745 snd_emu10k1_ptr_write(emu, CCCA, epcm->extra->number, ptr);
746}
747
eb4698f3 748static int snd_emu10k1_playback_trigger(struct snd_pcm_substream *substream,
1da177e4
LT		 749 int cmd)
750{
eb4698f3
TI		 751 struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
752 struct snd_pcm_runtime *runtime = substream->runtime;
753 struct snd_emu10k1_pcm *epcm = runtime->private_data;
754 struct snd_emu10k1_pcm_mixer *mix;
1da177e4
LT		 755 int result = 0;
756
28a97c19 757 /*
6f002b02
TI		 758 dev_dbg(emu->card->dev,
759 "trigger - emu10k1 = 0x%x, cmd = %i, pointer = %i\n",
28a97c19
TI		 760 (int)emu, cmd, substream->ops->pointer(substream))
761 */
1da177e4
LT		 762 spin_lock(&emu->reg_lock);
763 switch (cmd) {
764 case SNDRV_PCM_TRIGGER_START:
765 snd_emu10k1_playback_invalidate_cache(emu, 1, epcm->extra); /* do we need this? */
766 snd_emu10k1_playback_invalidate_cache(emu, 0, epcm->voices[0]);
9d5a289a 767 /* fall through */
1da177e4 768 case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
09668b44 769 case SNDRV_PCM_TRIGGER_RESUME:
56385a12
JK		 770 if (cmd == SNDRV_PCM_TRIGGER_PAUSE_RELEASE)
771 snd_emu10k1_playback_mangle_extra(emu, epcm, substream, runtime);
1da177e4
LT		 772 mix = &emu->pcm_mixer[substream->number];
773 snd_emu10k1_playback_prepare_voice(emu, epcm->voices[0], 1, 0, mix);
774 snd_emu10k1_playback_prepare_voice(emu, epcm->voices[1], 0, 0, mix);
775 snd_emu10k1_playback_prepare_voice(emu, epcm->extra, 1, 1, NULL);
776 snd_emu10k1_playback_trigger_voice(emu, epcm->voices[0], 1, 0);
777 snd_emu10k1_playback_trigger_voice(emu, epcm->voices[1], 0, 0);
778 snd_emu10k1_playback_trigger_voice(emu, epcm->extra, 1, 1);
779 epcm->running = 1;
780 break;
781 case SNDRV_PCM_TRIGGER_STOP:
782 case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
09668b44 783 case SNDRV_PCM_TRIGGER_SUSPEND:
1da177e4
LT		 784 epcm->running = 0;
785 snd_emu10k1_playback_stop_voice(emu, epcm->voices[0]);
786 snd_emu10k1_playback_stop_voice(emu, epcm->voices[1]);
787 snd_emu10k1_playback_stop_voice(emu, epcm->extra);
788 break;
789 default:
790 result = -EINVAL;
791 break;
792 }
793 spin_unlock(&emu->reg_lock);
794 return result;
795}
796
eb4698f3 797static int snd_emu10k1_capture_trigger(struct snd_pcm_substream *substream,
1da177e4
LT		 798 int cmd)
799{
eb4698f3
TI		 800 struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
801 struct snd_pcm_runtime *runtime = substream->runtime;
802 struct snd_emu10k1_pcm *epcm = runtime->private_data;
1da177e4
LT		 803 int result = 0;
804
805 spin_lock(&emu->reg_lock);
806 switch (cmd) {
807 case SNDRV_PCM_TRIGGER_START:
09668b44 808 case SNDRV_PCM_TRIGGER_RESUME:
9f4bd5dd 809 /* hmm this should cause full and half full interrupt to be raised? */
1da177e4
LT		 810 outl(epcm->capture_ipr, emu->port + IPR);
811 snd_emu10k1_intr_enable(emu, epcm->capture_inte);
28a97c19 812 /*
6f002b02 813 dev_dbg(emu->card->dev, "adccr = 0x%x, adcbs = 0x%x\n",
28a97c19
TI		 814 epcm->adccr, epcm->adcbs);
815 */
1da177e4
LT		 816 switch (epcm->type) {
817 case CAPTURE_AC97ADC:
818 snd_emu10k1_ptr_write(emu, ADCCR, 0, epcm->capture_cr_val);
819 break;
820 case CAPTURE_EFX:
821 if (emu->audigy) {
822 snd_emu10k1_ptr_write(emu, A_FXWC1, 0, epcm->capture_cr_val);
823 snd_emu10k1_ptr_write(emu, A_FXWC2, 0, epcm->capture_cr_val2);
6f002b02
TI		 824 dev_dbg(emu->card->dev,
825 "cr_val=0x%x, cr_val2=0x%x\n",
826 epcm->capture_cr_val,
827 epcm->capture_cr_val2);
1da177e4
LT		 828 } else
829 snd_emu10k1_ptr_write(emu, FXWC, 0, epcm->capture_cr_val);
830 break;
831 default:
832 break;
833 }
834 snd_emu10k1_ptr_write(emu, epcm->capture_bs_reg, 0, epcm->capture_bs_val);
835 epcm->running = 1;
836 epcm->first_ptr = 1;
837 break;
838 case SNDRV_PCM_TRIGGER_STOP:
09668b44 839 case SNDRV_PCM_TRIGGER_SUSPEND:
1da177e4
LT		 840 epcm->running = 0;
841 snd_emu10k1_intr_disable(emu, epcm->capture_inte);
842 outl(epcm->capture_ipr, emu->port + IPR);
843 snd_emu10k1_ptr_write(emu, epcm->capture_bs_reg, 0, 0);
844 switch (epcm->type) {
845 case CAPTURE_AC97ADC:
846 snd_emu10k1_ptr_write(emu, ADCCR, 0, 0);
847 break;
848 case CAPTURE_EFX:
849 if (emu->audigy) {
850 snd_emu10k1_ptr_write(emu, A_FXWC1, 0, 0);
851 snd_emu10k1_ptr_write(emu, A_FXWC2, 0, 0);
852 } else
853 snd_emu10k1_ptr_write(emu, FXWC, 0, 0);
854 break;
855 default:
856 break;
857 }
858 break;
859 default:
860 result = -EINVAL;
861 }
862 spin_unlock(&emu->reg_lock);
863 return result;
864}
865
eb4698f3 866static snd_pcm_uframes_t snd_emu10k1_playback_pointer(struct snd_pcm_substream *substream)
1da177e4 867{
eb4698f3
TI		 868 struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
869 struct snd_pcm_runtime *runtime = substream->runtime;
870 struct snd_emu10k1_pcm *epcm = runtime->private_data;
1da177e4
LT		 871 unsigned int ptr;
872
873 if (!epcm->running)
874 return 0;
875 ptr = snd_emu10k1_ptr_read(emu, CCCA, epcm->voices[0]->number) & 0x00ffffff;
876#if 0 /* Perex's code */
877 ptr += runtime->buffer_size;
878 ptr -= epcm->ccca_start_addr;
879 ptr %= runtime->buffer_size;
880#else /* EMU10K1 Open Source code from Creative */
881 if (ptr < epcm->ccca_start_addr)
882 ptr += runtime->buffer_size - epcm->ccca_start_addr;
883 else {
884 ptr -= epcm->ccca_start_addr;
885 if (ptr >= runtime->buffer_size)
886 ptr -= runtime->buffer_size;
887 }
888#endif
28a97c19 889 /*
6f002b02 890 dev_dbg(emu->card->dev,
56385a12
JK		 891 "ptr = 0x%lx, buffer_size = 0x%lx, period_size = 0x%lx\n",
892 (long)ptr, (long)runtime->buffer_size,
893 (long)runtime->period_size);
28a97c19 894 */
1da177e4
LT		 895 return ptr;
896}
897
898
eb4698f3 899static int snd_emu10k1_efx_playback_trigger(struct snd_pcm_substream *substream,
1da177e4
LT		 900 int cmd)
901{
eb4698f3
TI		 902 struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
903 struct snd_pcm_runtime *runtime = substream->runtime;
904 struct snd_emu10k1_pcm *epcm = runtime->private_data;
1da177e4
LT		 905 int i;
906 int result = 0;
907
908 spin_lock(&emu->reg_lock);
909 switch (cmd) {
910 case SNDRV_PCM_TRIGGER_START:
9f4bd5dd 911 /* prepare voices */
1da177e4
LT		 912 for (i = 0; i < NUM_EFX_PLAYBACK; i++) {
913 snd_emu10k1_playback_invalidate_cache(emu, 0, epcm->voices[i]);
914 }
915 snd_emu10k1_playback_invalidate_cache(emu, 1, epcm->extra);
916
9d5a289a 917 /* fall through */
1da177e4 918 case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
09668b44 919 case SNDRV_PCM_TRIGGER_RESUME:
1da177e4
LT		 920 snd_emu10k1_playback_prepare_voice(emu, epcm->extra, 1, 1, NULL);
921 snd_emu10k1_playback_prepare_voice(emu, epcm->voices[0], 0, 0,
922 &emu->efx_pcm_mixer[0]);
923 for (i = 1; i < NUM_EFX_PLAYBACK; i++)
924 snd_emu10k1_playback_prepare_voice(emu, epcm->voices[i], 0, 0,
925 &emu->efx_pcm_mixer[i]);
926 snd_emu10k1_playback_trigger_voice(emu, epcm->voices[0], 0, 0);
927 snd_emu10k1_playback_trigger_voice(emu, epcm->extra, 1, 1);
928 for (i = 1; i < NUM_EFX_PLAYBACK; i++)
929 snd_emu10k1_playback_trigger_voice(emu, epcm->voices[i], 0, 0);
930 epcm->running = 1;
931 break;
09668b44 932 case SNDRV_PCM_TRIGGER_SUSPEND:
1da177e4
LT		 933 case SNDRV_PCM_TRIGGER_STOP:
934 case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
935 epcm->running = 0;
936 for (i = 0; i < NUM_EFX_PLAYBACK; i++) {
937 snd_emu10k1_playback_stop_voice(emu, epcm->voices[i]);
938 }
939 snd_emu10k1_playback_stop_voice(emu, epcm->extra);
940 break;
941 default:
942 result = -EINVAL;
943 break;
944 }
945 spin_unlock(&emu->reg_lock);
946 return result;
947}
948
949
eb4698f3 950static snd_pcm_uframes_t snd_emu10k1_capture_pointer(struct snd_pcm_substream *substream)
1da177e4 951{
eb4698f3
TI		 952 struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
953 struct snd_pcm_runtime *runtime = substream->runtime;
954 struct snd_emu10k1_pcm *epcm = runtime->private_data;
1da177e4
LT		 955 unsigned int ptr;
956
957 if (!epcm->running)
958 return 0;
959 if (epcm->first_ptr) {
9f4bd5dd 960 udelay(50); /* hack, it takes awhile until capture is started */
1da177e4
LT		 961 epcm->first_ptr = 0;
962 }
963 ptr = snd_emu10k1_ptr_read(emu, epcm->capture_idx_reg, 0) & 0x0000ffff;
964 return bytes_to_frames(runtime, ptr);
965}
966
967/*
968 * Playback support device description
969 */
970
7c0ddf06 971static const struct snd_pcm_hardware snd_emu10k1_playback =
1da177e4
LT		 972{
973 .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
974 SNDRV_PCM_INFO_BLOCK_TRANSFER |
09668b44 975 SNDRV_PCM_INFO_RESUME |
1da177e4
LT		 976 SNDRV_PCM_INFO_MMAP_VALID | SNDRV_PCM_INFO_PAUSE),
977 .formats = SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE,
978 .rates = SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_96000,
979 .rate_min = 4000,
980 .rate_max = 96000,
981 .channels_min = 1,
982 .channels_max = 2,
983 .buffer_bytes_max = (128*1024),
984 .period_bytes_min = 64,
985 .period_bytes_max = (128*1024),
986 .periods_min = 1,
987 .periods_max = 1024,
988 .fifo_size = 0,
989};
990
991/*
992 * Capture support device description
993 */
994
7c0ddf06 995static const struct snd_pcm_hardware snd_emu10k1_capture =
1da177e4
LT		 996{
997 .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
998 SNDRV_PCM_INFO_BLOCK_TRANSFER |
09668b44 999 SNDRV_PCM_INFO_RESUME |
1da177e4
LT		 1000 SNDRV_PCM_INFO_MMAP_VALID),
1001 .formats = SNDRV_PCM_FMTBIT_S16_LE,
1002 .rates = SNDRV_PCM_RATE_8000_48000,
1003 .rate_min = 8000,
1004 .rate_max = 48000,
1005 .channels_min = 1,
1006 .channels_max = 2,
1007 .buffer_bytes_max = (64*1024),
1008 .period_bytes_min = 384,
1009 .period_bytes_max = (64*1024),
1010 .periods_min = 2,
1011 .periods_max = 2,
1012 .fifo_size = 0,
1013};
1014
7c0ddf06 1015static const struct snd_pcm_hardware snd_emu10k1_capture_efx =
9f4bd5dd
JCD		 1016{
1017 .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
1018 SNDRV_PCM_INFO_BLOCK_TRANSFER |
1019 SNDRV_PCM_INFO_RESUME |
1020 SNDRV_PCM_INFO_MMAP_VALID),
1021 .formats = SNDRV_PCM_FMTBIT_S16_LE,
1022 .rates = SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000 |
1023 SNDRV_PCM_RATE_88200 | SNDRV_PCM_RATE_96000 |
1024 SNDRV_PCM_RATE_176400 | SNDRV_PCM_RATE_192000,
1025 .rate_min = 44100,
1026 .rate_max = 192000,
1027 .channels_min = 8,
1028 .channels_max = 8,
1029 .buffer_bytes_max = (64*1024),
1030 .period_bytes_min = 384,
1031 .period_bytes_max = (64*1024),
1032 .periods_min = 2,
1033 .periods_max = 2,
1034 .fifo_size = 0,
1035};
1036
1da177e4
LT		 1037/*
1038 *
1039 */
1040
eb4698f3 1041static void snd_emu10k1_pcm_mixer_notify1(struct snd_emu10k1 *emu, struct snd_kcontrol *kctl, int idx, int activate)
1da177e4 1042{
eb4698f3 1043 struct snd_ctl_elem_id id;
1da177e4 1044
7c22f1aa
TI		 1045 if (! kctl)
1046 return;
1da177e4
LT		 1047 if (activate)
1048 kctl->vd[idx].access &= ~SNDRV_CTL_ELEM_ACCESS_INACTIVE;
1049 else
1050 kctl->vd[idx].access |= SNDRV_CTL_ELEM_ACCESS_INACTIVE;
1051 snd_ctl_notify(emu->card, SNDRV_CTL_EVENT_MASK_VALUE |
1052 SNDRV_CTL_EVENT_MASK_INFO,
1053 snd_ctl_build_ioff(&id, kctl, idx));
1054}
1055
eb4698f3 1056static void snd_emu10k1_pcm_mixer_notify(struct snd_emu10k1 *emu, int idx, int activate)
1da177e4
LT		 1057{
1058 snd_emu10k1_pcm_mixer_notify1(emu, emu->ctl_send_routing, idx, activate);
1059 snd_emu10k1_pcm_mixer_notify1(emu, emu->ctl_send_volume, idx, activate);
1060 snd_emu10k1_pcm_mixer_notify1(emu, emu->ctl_attn, idx, activate);
1061}
1062
eb4698f3 1063static void snd_emu10k1_pcm_efx_mixer_notify(struct snd_emu10k1 *emu, int idx, int activate)
1da177e4
LT		 1064{
1065 snd_emu10k1_pcm_mixer_notify1(emu, emu->ctl_efx_send_routing, idx, activate);
1066 snd_emu10k1_pcm_mixer_notify1(emu, emu->ctl_efx_send_volume, idx, activate);
1067 snd_emu10k1_pcm_mixer_notify1(emu, emu->ctl_efx_attn, idx, activate);
1068}
1069
eb4698f3 1070static void snd_emu10k1_pcm_free_substream(struct snd_pcm_runtime *runtime)
1da177e4 1071{
4d572776 1072 kfree(runtime->private_data);
1da177e4
LT		 1073}
1074
eb4698f3 1075static int snd_emu10k1_efx_playback_close(struct snd_pcm_substream *substream)
1da177e4 1076{
eb4698f3
TI		 1077 struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
1078 struct snd_emu10k1_pcm_mixer *mix;
1da177e4
LT		 1079 int i;
1080
9f4bd5dd 1081 for (i = 0; i < NUM_EFX_PLAYBACK; i++) {
1da177e4
LT		 1082 mix = &emu->efx_pcm_mixer[i];
1083 mix->epcm = NULL;
1084 snd_emu10k1_pcm_efx_mixer_notify(emu, i, 0);
1085 }
1086 return 0;
1087}
1088
eb4698f3 1089static int snd_emu10k1_efx_playback_open(struct snd_pcm_substream *substream)
1da177e4 1090{
eb4698f3
TI		 1091 struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
1092 struct snd_emu10k1_pcm *epcm;
1093 struct snd_emu10k1_pcm_mixer *mix;
1094 struct snd_pcm_runtime *runtime = substream->runtime;
1da177e4
LT		 1095 int i;
1096
e560d8d8 1097 epcm = kzalloc(sizeof(*epcm), GFP_KERNEL);
1da177e4
LT		 1098 if (epcm == NULL)
1099 return -ENOMEM;
1100 epcm->emu = emu;
1101 epcm->type = PLAYBACK_EFX;
1102 epcm->substream = substream;
1103
1104 emu->pcm_playback_efx_substream = substream;
1105
1106 runtime->private_data = epcm;
1107 runtime->private_free = snd_emu10k1_pcm_free_substream;
1108 runtime->hw = snd_emu10k1_efx_playback;
1109
9f4bd5dd 1110 for (i = 0; i < NUM_EFX_PLAYBACK; i++) {
1da177e4
LT		 1111 mix = &emu->efx_pcm_mixer[i];
1112 mix->send_routing[0][0] = i;
1113 memset(&mix->send_volume, 0, sizeof(mix->send_volume));
1114 mix->send_volume[0][0] = 255;
1115 mix->attn[0] = 0xffff;
1116 mix->epcm = epcm;
1117 snd_emu10k1_pcm_efx_mixer_notify(emu, i, 1);
1118 }
1119 return 0;
1120}
1121
eb4698f3 1122static int snd_emu10k1_playback_open(struct snd_pcm_substream *substream)
1da177e4 1123{
eb4698f3
TI		 1124 struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
1125 struct snd_emu10k1_pcm *epcm;
1126 struct snd_emu10k1_pcm_mixer *mix;
1127 struct snd_pcm_runtime *runtime = substream->runtime;
d0ec95fe 1128 int i, err, sample_rate;
1da177e4 1129
e560d8d8 1130 epcm = kzalloc(sizeof(*epcm), GFP_KERNEL);
1da177e4
LT		 1131 if (epcm == NULL)
1132 return -ENOMEM;
1133 epcm->emu = emu;
1134 epcm->type = PLAYBACK_EMUVOICE;
1135 epcm->substream = substream;
1136 runtime->private_data = epcm;
1137 runtime->private_free = snd_emu10k1_pcm_free_substream;
1138 runtime->hw = snd_emu10k1_playback;
1139 if ((err = snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS)) < 0) {
1140 kfree(epcm);
1141 return err;
1142 }
1143 if ((err = snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_BUFFER_BYTES, 256, UINT_MAX)) < 0) {
1144 kfree(epcm);
1145 return err;
1146 }
d0ec95fe
MZ		 1147 if (emu->card_capabilities->emu_model && emu->emu1010.internal_clock == 0)
1148 sample_rate = 44100;
1149 else
1150 sample_rate = 48000;
1151 err = snd_pcm_hw_rule_noresample(runtime, sample_rate);
57e5c630
CL		 1152 if (err < 0) {
1153 kfree(epcm);
1154 return err;
1155 }
1da177e4
LT		 1156 mix = &emu->pcm_mixer[substream->number];
1157 for (i = 0; i < 4; i++)
1158 mix->send_routing[0][i] = mix->send_routing[1][i] = mix->send_routing[2][i] = i;
1159 memset(&mix->send_volume, 0, sizeof(mix->send_volume));
1160 mix->send_volume[0][0] = mix->send_volume[0][1] =
1161 mix->send_volume[1][0] = mix->send_volume[2][1] = 255;
1162 mix->attn[0] = mix->attn[1] = mix->attn[2] = 0xffff;
1163 mix->epcm = epcm;
1164 snd_emu10k1_pcm_mixer_notify(emu, substream->number, 1);
1165 return 0;
1166}
1167
eb4698f3 1168static int snd_emu10k1_playback_close(struct snd_pcm_substream *substream)
1da177e4 1169{
eb4698f3
TI		 1170 struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
1171 struct snd_emu10k1_pcm_mixer *mix = &emu->pcm_mixer[substream->number];
1da177e4
LT		 1172
1173 mix->epcm = NULL;
1174 snd_emu10k1_pcm_mixer_notify(emu, substream->number, 0);
1175 return 0;
1176}
1177
eb4698f3 1178static int snd_emu10k1_capture_open(struct snd_pcm_substream *substream)
1da177e4 1179{
eb4698f3
TI		 1180 struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
1181 struct snd_pcm_runtime *runtime = substream->runtime;
1182 struct snd_emu10k1_pcm *epcm;
1da177e4 1183
e560d8d8 1184 epcm = kzalloc(sizeof(*epcm), GFP_KERNEL);
1da177e4
LT		 1185 if (epcm == NULL)
1186 return -ENOMEM;
1187 epcm->emu = emu;
1188 epcm->type = CAPTURE_AC97ADC;
1189 epcm->substream = substream;
1190 epcm->capture_ipr = IPR_ADCBUFFULL|IPR_ADCBUFHALFFULL;
1191 epcm->capture_inte = INTE_ADCBUFENABLE;
1192 epcm->capture_ba_reg = ADCBA;
1193 epcm->capture_bs_reg = ADCBS;
1194 epcm->capture_idx_reg = emu->audigy ? A_ADCIDX : ADCIDX;
1195 runtime->private_data = epcm;
1196 runtime->private_free = snd_emu10k1_pcm_free_substream;
1197 runtime->hw = snd_emu10k1_capture;
1198 emu->capture_interrupt = snd_emu10k1_pcm_ac97adc_interrupt;
1199 emu->pcm_capture_substream = substream;
1200 snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES, &hw_constraints_capture_period_sizes);
1201 snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE, &hw_constraints_capture_rates);
1202 return 0;
1203}
1204
eb4698f3 1205static int snd_emu10k1_capture_close(struct snd_pcm_substream *substream)
1da177e4 1206{
eb4698f3 1207 struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
1da177e4
LT		 1208
1209 emu->capture_interrupt = NULL;
1210 emu->pcm_capture_substream = NULL;
1211 return 0;
1212}
1213
eb4698f3 1214static int snd_emu10k1_capture_mic_open(struct snd_pcm_substream *substream)
1da177e4 1215{
eb4698f3
TI		 1216 struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
1217 struct snd_emu10k1_pcm *epcm;
1218 struct snd_pcm_runtime *runtime = substream->runtime;
1da177e4 1219
e560d8d8 1220 epcm = kzalloc(sizeof(*epcm), GFP_KERNEL);
1da177e4
LT		 1221 if (epcm == NULL)
1222 return -ENOMEM;
1223 epcm->emu = emu;
1224 epcm->type = CAPTURE_AC97MIC;
1225 epcm->substream = substream;
1226 epcm->capture_ipr = IPR_MICBUFFULL|IPR_MICBUFHALFFULL;
1227 epcm->capture_inte = INTE_MICBUFENABLE;
1228 epcm->capture_ba_reg = MICBA;
1229 epcm->capture_bs_reg = MICBS;
1230 epcm->capture_idx_reg = emu->audigy ? A_MICIDX : MICIDX;
1231 substream->runtime->private_data = epcm;
1232 substream->runtime->private_free = snd_emu10k1_pcm_free_substream;
1233 runtime->hw = snd_emu10k1_capture;
1234 runtime->hw.rates = SNDRV_PCM_RATE_8000;
1235 runtime->hw.rate_min = runtime->hw.rate_max = 8000;
1236 runtime->hw.channels_min = 1;
1237 emu->capture_mic_interrupt = snd_emu10k1_pcm_ac97mic_interrupt;
1238 emu->pcm_capture_mic_substream = substream;
1239 snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES, &hw_constraints_capture_period_sizes);
1240 return 0;
1241}
1242
eb4698f3 1243static int snd_emu10k1_capture_mic_close(struct snd_pcm_substream *substream)
1da177e4 1244{
eb4698f3 1245 struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
1da177e4
LT		 1246
1247 emu->capture_interrupt = NULL;
1248 emu->pcm_capture_mic_substream = NULL;
1249 return 0;
1250}
1251
eb4698f3 1252static int snd_emu10k1_capture_efx_open(struct snd_pcm_substream *substream)
1da177e4 1253{
eb4698f3
TI		 1254 struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
1255 struct snd_emu10k1_pcm *epcm;
1256 struct snd_pcm_runtime *runtime = substream->runtime;
1da177e4
LT		 1257 int nefx = emu->audigy ? 64 : 32;
1258 int idx;
1259
e560d8d8 1260 epcm = kzalloc(sizeof(*epcm), GFP_KERNEL);
1da177e4
LT		 1261 if (epcm == NULL)
1262 return -ENOMEM;
1263 epcm->emu = emu;
1264 epcm->type = CAPTURE_EFX;
1265 epcm->substream = substream;
1266 epcm->capture_ipr = IPR_EFXBUFFULL|IPR_EFXBUFHALFFULL;
1267 epcm->capture_inte = INTE_EFXBUFENABLE;
1268 epcm->capture_ba_reg = FXBA;
1269 epcm->capture_bs_reg = FXBS;
1270 epcm->capture_idx_reg = FXIDX;
1271 substream->runtime->private_data = epcm;
1272 substream->runtime->private_free = snd_emu10k1_pcm_free_substream;
9f4bd5dd 1273 runtime->hw = snd_emu10k1_capture_efx;
1da177e4
LT		 1274 runtime->hw.rates = SNDRV_PCM_RATE_48000;
1275 runtime->hw.rate_min = runtime->hw.rate_max = 48000;
1276 spin_lock_irq(&emu->reg_lock);
190d2c46 1277 if (emu->card_capabilities->emu_model) {
13d45709
PH		 1278 /* Nb. of channels has been increased to 16 */
1279 /* TODO
9f4bd5dd
JCD		 1280 * SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S32_LE
1281 * SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000 |
1282 * SNDRV_PCM_RATE_88200 | SNDRV_PCM_RATE_96000 |
1283 * SNDRV_PCM_RATE_176400 | SNDRV_PCM_RATE_192000
1284 * rate_min = 44100,
1285 * rate_max = 192000,
13d45709
PH		 1286 * channels_min = 16,
1287 * channels_max = 16,
9f4bd5dd
JCD		 1288 * Need to add mixer control to fix sample rate
1289 *
13d45709 1290 * There are 32 mono channels of 16bits each.
9f4bd5dd
JCD		 1291 * 24bit Audio uses 2x channels over 16bit
1292 * 96kHz uses 2x channels over 48kHz
1293 * 192kHz uses 4x channels over 48kHz
13d45709
PH		 1294 * So, for 48kHz 24bit, one has 16 channels
1295 * for 96kHz 24bit, one has 8 channels
1296 * for 192kHz 24bit, one has 4 channels
1297 *
9f4bd5dd
JCD		 1298 */
1299#if 1
b0dbdaea
JCD		 1300 switch (emu->emu1010.internal_clock) {
1301 case 0:
1302 /* For 44.1kHz */
1303 runtime->hw.rates = SNDRV_PCM_RATE_44100;
1304 runtime->hw.rate_min = runtime->hw.rate_max = 44100;
13d45709
PH		 1305 runtime->hw.channels_min =
1306 runtime->hw.channels_max = 16;
b0dbdaea
JCD		 1307 break;
1308 case 1:
1309 /* For 48kHz */
1310 runtime->hw.rates = SNDRV_PCM_RATE_48000;
1311 runtime->hw.rate_min = runtime->hw.rate_max = 48000;
13d45709
PH		 1312 runtime->hw.channels_min =
1313 runtime->hw.channels_max = 16;
b0dbdaea 1314 break;
395d9dd5 1315 }
9f4bd5dd
JCD		 1316#endif
1317#if 0
1318 /* For 96kHz */
1319 runtime->hw.rates = SNDRV_PCM_RATE_96000;
1320 runtime->hw.rate_min = runtime->hw.rate_max = 96000;
1321 runtime->hw.channels_min = runtime->hw.channels_max = 4;
1322#endif
1323#if 0
1324 /* For 192kHz */
1325 runtime->hw.rates = SNDRV_PCM_RATE_192000;
1326 runtime->hw.rate_min = runtime->hw.rate_max = 192000;
1327 runtime->hw.channels_min = runtime->hw.channels_max = 2;
1328#endif
1329 runtime->hw.formats = SNDRV_PCM_FMTBIT_S32_LE;
1330 /* efx_voices_mask[0] is expected to be zero
13d45709 1331 * efx_voices_mask[1] is expected to have 32bits set
9f4bd5dd
JCD		 1332 */
1333 } else {
1334 runtime->hw.channels_min = runtime->hw.channels_max = 0;
1335 for (idx = 0; idx < nefx; idx++) {
1336 if (emu->efx_voices_mask[idx/32] & (1 << (idx%32))) {
1337 runtime->hw.channels_min++;
1338 runtime->hw.channels_max++;
1339 }
1da177e4
LT		 1340 }
1341 }
1342 epcm->capture_cr_val = emu->efx_voices_mask[0];
1343 epcm->capture_cr_val2 = emu->efx_voices_mask[1];
1344 spin_unlock_irq(&emu->reg_lock);
1345 emu->capture_efx_interrupt = snd_emu10k1_pcm_efx_interrupt;
1346 emu->pcm_capture_efx_substream = substream;
1347 snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES, &hw_constraints_capture_period_sizes);
1348 return 0;
1349}
1350
eb4698f3 1351static int snd_emu10k1_capture_efx_close(struct snd_pcm_substream *substream)
1da177e4 1352{
eb4698f3 1353 struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
1da177e4
LT		 1354
1355 emu->capture_interrupt = NULL;
1356 emu->pcm_capture_efx_substream = NULL;
1357 return 0;
1358}
1359
6769e988 1360static const struct snd_pcm_ops snd_emu10k1_playback_ops = {
1da177e4
LT		 1361 .open = snd_emu10k1_playback_open,
1362 .close = snd_emu10k1_playback_close,
1363 .ioctl = snd_pcm_lib_ioctl,
1364 .hw_params = snd_emu10k1_playback_hw_params,
1365 .hw_free = snd_emu10k1_playback_hw_free,
1366 .prepare = snd_emu10k1_playback_prepare,
1367 .trigger = snd_emu10k1_playback_trigger,
1368 .pointer = snd_emu10k1_playback_pointer,
1da177e4
LT		 1369};
1370
6769e988 1371static const struct snd_pcm_ops snd_emu10k1_capture_ops = {
1da177e4
LT		 1372 .open = snd_emu10k1_capture_open,
1373 .close = snd_emu10k1_capture_close,
1374 .ioctl = snd_pcm_lib_ioctl,
1375 .hw_params = snd_emu10k1_capture_hw_params,
1376 .hw_free = snd_emu10k1_capture_hw_free,
1377 .prepare = snd_emu10k1_capture_prepare,
1378 .trigger = snd_emu10k1_capture_trigger,
1379 .pointer = snd_emu10k1_capture_pointer,
1380};
1381
1382/* EFX playback */
6769e988 1383static const struct snd_pcm_ops snd_emu10k1_efx_playback_ops = {
1da177e4
LT		 1384 .open = snd_emu10k1_efx_playback_open,
1385 .close = snd_emu10k1_efx_playback_close,
1386 .ioctl = snd_pcm_lib_ioctl,
1387 .hw_params = snd_emu10k1_playback_hw_params,
1388 .hw_free = snd_emu10k1_efx_playback_hw_free,
1389 .prepare = snd_emu10k1_efx_playback_prepare,
1390 .trigger = snd_emu10k1_efx_playback_trigger,
1391 .pointer = snd_emu10k1_efx_playback_pointer,
1da177e4
LT		 1392};
1393
bb814c39 1394int snd_emu10k1_pcm(struct snd_emu10k1 *emu, int device)
1da177e4 1395{
eb4698f3
TI		 1396 struct snd_pcm *pcm;
1397 struct snd_pcm_substream *substream;
1da177e4
LT		 1398 int err;
1399
1da177e4
LT		 1400 if ((err = snd_pcm_new(emu->card, "emu10k1", device, 32, 1, &pcm)) < 0)
1401 return err;
1402
1403 pcm->private_data = emu;
1da177e4
LT		 1404
1405 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_emu10k1_playback_ops);
1406 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_emu10k1_capture_ops);
1407
1408 pcm->info_flags = 0;
1409 pcm->dev_subclass = SNDRV_PCM_SUBCLASS_GENERIC_MIX;
1410 strcpy(pcm->name, "ADC Capture/Standard PCM Playback");
1411 emu->pcm = pcm;
1412
1413 for (substream = pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream; substream; substream = substream->next)
5116b94a 1414 snd_pcm_lib_preallocate_pages(substream, SNDRV_DMA_TYPE_DEV_SG,
6974f8ad 1415 &emu->pci->dev,
5116b94a 1416 64*1024, 64*1024);
1da177e4
LT		 1417
1418 for (substream = pcm->streams[SNDRV_PCM_STREAM_CAPTURE].substream; substream; substream = substream->next)
5116b94a 1419 snd_pcm_lib_preallocate_pages(substream, SNDRV_DMA_TYPE_DEV,
6974f8ad 1420 &emu->pci->dev,
5116b94a 1421 64*1024, 64*1024);
1da177e4 1422
1da177e4
LT		 1423 return 0;
1424}
1425
bb814c39 1426int snd_emu10k1_pcm_multi(struct snd_emu10k1 *emu, int device)
1da177e4 1427{
eb4698f3
TI		 1428 struct snd_pcm *pcm;
1429 struct snd_pcm_substream *substream;
1da177e4
LT		 1430 int err;
1431
1da177e4
LT		 1432 if ((err = snd_pcm_new(emu->card, "emu10k1", device, 1, 0, &pcm)) < 0)
1433 return err;
1434
1435 pcm->private_data = emu;
1da177e4
LT		 1436
1437 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_emu10k1_efx_playback_ops);
1438
1439 pcm->info_flags = 0;
1440 pcm->dev_subclass = SNDRV_PCM_SUBCLASS_GENERIC_MIX;
1441 strcpy(pcm->name, "Multichannel Playback");
09668b44 1442 emu->pcm_multi = pcm;
1da177e4
LT		 1443
1444 for (substream = pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream; substream; substream = substream->next)
5116b94a 1445 snd_pcm_lib_preallocate_pages(substream, SNDRV_DMA_TYPE_DEV_SG,
6974f8ad 1446 &emu->pci->dev,
5116b94a 1447 64*1024, 64*1024);
1da177e4 1448
1da177e4
LT		 1449 return 0;
1450}
1451
1452
6769e988 1453static const struct snd_pcm_ops snd_emu10k1_capture_mic_ops = {
1da177e4
LT		 1454 .open = snd_emu10k1_capture_mic_open,
1455 .close = snd_emu10k1_capture_mic_close,
1456 .ioctl = snd_pcm_lib_ioctl,
1457 .hw_params = snd_emu10k1_capture_hw_params,
1458 .hw_free = snd_emu10k1_capture_hw_free,
1459 .prepare = snd_emu10k1_capture_prepare,
1460 .trigger = snd_emu10k1_capture_trigger,
1461 .pointer = snd_emu10k1_capture_pointer,
1462};
1463
bb814c39 1464int snd_emu10k1_pcm_mic(struct snd_emu10k1 *emu, int device)
1da177e4 1465{
eb4698f3 1466 struct snd_pcm *pcm;
1da177e4
LT		 1467 int err;
1468
1da177e4
LT		 1469 if ((err = snd_pcm_new(emu->card, "emu10k1 mic", device, 0, 1, &pcm)) < 0)
1470 return err;
1471
1472 pcm->private_data = emu;
1da177e4
LT		 1473
1474 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_emu10k1_capture_mic_ops);
1475
1476 pcm->info_flags = 0;
1477 strcpy(pcm->name, "Mic Capture");
1478 emu->pcm_mic = pcm;
1479
5116b94a 1480 snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
6974f8ad 1481 &emu->pci->dev,
5116b94a 1482 64*1024, 64*1024);
1da177e4 1483
1da177e4
LT		 1484 return 0;
1485}
1486
eb4698f3 1487static int snd_emu10k1_pcm_efx_voices_mask_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
1da177e4 1488{
eb4698f3 1489 struct snd_emu10k1 *emu = snd_kcontrol_chip(kcontrol);
1da177e4
LT		 1490 int nefx = emu->audigy ? 64 : 32;
1491 uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
1492 uinfo->count = nefx;
1493 uinfo->value.integer.min = 0;
1494 uinfo->value.integer.max = 1;
1495 return 0;
1496}
1497
eb4698f3 1498static int snd_emu10k1_pcm_efx_voices_mask_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
1da177e4 1499{
eb4698f3 1500 struct snd_emu10k1 *emu = snd_kcontrol_chip(kcontrol);
1da177e4
LT		 1501 int nefx = emu->audigy ? 64 : 32;
1502 int idx;
1503
1504 spin_lock_irq(&emu->reg_lock);
1505 for (idx = 0; idx < nefx; idx++)
1506 ucontrol->value.integer.value[idx] = (emu->efx_voices_mask[idx / 32] & (1 << (idx % 32))) ? 1 : 0;
1507 spin_unlock_irq(&emu->reg_lock);
1508 return 0;
1509}
1510
eb4698f3 1511static int snd_emu10k1_pcm_efx_voices_mask_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
1da177e4 1512{
eb4698f3 1513 struct snd_emu10k1 *emu = snd_kcontrol_chip(kcontrol);
1da177e4
LT		 1514 unsigned int nval[2], bits;
1515 int nefx = emu->audigy ? 64 : 32;
1516 int nefxb = emu->audigy ? 7 : 6;
1517 int change, idx;
1518
1519 nval[0] = nval[1] = 0;
1520 for (idx = 0, bits = 0; idx < nefx; idx++)
1521 if (ucontrol->value.integer.value[idx]) {
1522 nval[idx / 32] |= 1 << (idx % 32);
1523 bits++;
1524 }
1525
1526 for (idx = 0; idx < nefxb; idx++)
1527 if (1 << idx == bits)
1528 break;
1529
1530 if (idx >= nefxb)
1531 return -EINVAL;
1532
1533 spin_lock_irq(&emu->reg_lock);
1534 change = (nval[0] != emu->efx_voices_mask[0]) ||
1535 (nval[1] != emu->efx_voices_mask[1]);
1536 emu->efx_voices_mask[0] = nval[0];
1537 emu->efx_voices_mask[1] = nval[1];
1538 spin_unlock_irq(&emu->reg_lock);
1539 return change;
1540}
1541
f3b827e0 1542static const struct snd_kcontrol_new snd_emu10k1_pcm_efx_voices_mask = {
1da177e4
LT		 1543 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
1544 .name = "Captured FX8010 Outputs",
1545 .info = snd_emu10k1_pcm_efx_voices_mask_info,
1546 .get = snd_emu10k1_pcm_efx_voices_mask_get,
1547 .put = snd_emu10k1_pcm_efx_voices_mask_put
1548};
1549
6769e988 1550static const struct snd_pcm_ops snd_emu10k1_capture_efx_ops = {
1da177e4
LT		 1551 .open = snd_emu10k1_capture_efx_open,
1552 .close = snd_emu10k1_capture_efx_close,
1553 .ioctl = snd_pcm_lib_ioctl,
1554 .hw_params = snd_emu10k1_capture_hw_params,
1555 .hw_free = snd_emu10k1_capture_hw_free,
1556 .prepare = snd_emu10k1_capture_prepare,
1557 .trigger = snd_emu10k1_capture_trigger,
1558 .pointer = snd_emu10k1_capture_pointer,
1559};
1560
1561
1562/* EFX playback */
1563
1564#define INITIAL_TRAM_SHIFT 14
1565#define INITIAL_TRAM_POS(size) ((((size) / 2) - INITIAL_TRAM_SHIFT) - 1)
1566
eb4698f3 1567static void snd_emu10k1_fx8010_playback_irq(struct snd_emu10k1 *emu, void *private_data)
1da177e4 1568{
eb4698f3 1569 struct snd_pcm_substream *substream = private_data;
1da177e4
LT		 1570 snd_pcm_period_elapsed(substream);
1571}
1572
1573static void snd_emu10k1_fx8010_playback_tram_poke1(unsigned short *dst_left,
1574 unsigned short *dst_right,
1575 unsigned short *src,
1576 unsigned int count,
1577 unsigned int tram_shift)
1578{
28a97c19 1579 /*
6f002b02
TI		 1580 dev_dbg(emu->card->dev,
1581 "tram_poke1: dst_left = 0x%p, dst_right = 0x%p, "
28a97c19
TI		 1582 "src = 0x%p, count = 0x%x\n",
1583 dst_left, dst_right, src, count);
1584 */
1da177e4
LT		 1585 if ((tram_shift & 1) == 0) {
1586 while (count--) {
1587 *dst_left-- = *src++;
1588 *dst_right-- = *src++;
1589 }
1590 } else {
1591 while (count--) {
1592 *dst_right-- = *src++;
1593 *dst_left-- = *src++;
1594 }
1595 }
1596}
1597
eb4698f3
TI		 1598static void fx8010_pb_trans_copy(struct snd_pcm_substream *substream,
1599 struct snd_pcm_indirect *rec, size_t bytes)
1da177e4 1600{
eb4698f3
TI		 1601 struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
1602 struct snd_emu10k1_fx8010_pcm *pcm = &emu->fx8010.pcm[substream->number];
1da177e4
LT		 1603 unsigned int tram_size = pcm->buffer_size;
1604 unsigned short *src = (unsigned short *)(substream->runtime->dma_area + rec->sw_data);
1605 unsigned int frames = bytes >> 2, count;
1606 unsigned int tram_pos = pcm->tram_pos;
1607 unsigned int tram_shift = pcm->tram_shift;
1608
1609 while (frames > tram_pos) {
1610 count = tram_pos + 1;
1611 snd_emu10k1_fx8010_playback_tram_poke1((unsigned short *)emu->fx8010.etram_pages.area + tram_pos,
1612 (unsigned short *)emu->fx8010.etram_pages.area + tram_pos + tram_size / 2,
1613 src, count, tram_shift);
1614 src += count * 2;
1615 frames -= count;
1616 tram_pos = (tram_size / 2) - 1;
1617 tram_shift++;
1618 }
1619 snd_emu10k1_fx8010_playback_tram_poke1((unsigned short *)emu->fx8010.etram_pages.area + tram_pos,
1620 (unsigned short *)emu->fx8010.etram_pages.area + tram_pos + tram_size / 2,
1621 src, frames, tram_shift);
1622 tram_pos -= frames;
1623 pcm->tram_pos = tram_pos;
1624 pcm->tram_shift = tram_shift;
1625}
1626
eb4698f3 1627static int snd_emu10k1_fx8010_playback_transfer(struct snd_pcm_substream *substream)
1da177e4 1628{
eb4698f3
TI		 1629 struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
1630 struct snd_emu10k1_fx8010_pcm *pcm = &emu->fx8010.pcm[substream->number];
1da177e4 1631
00277e2b
TI		 1632 return snd_pcm_indirect_playback_transfer(substream, &pcm->pcm_rec,
1633 fx8010_pb_trans_copy);
1da177e4
LT		 1634}
1635
eb4698f3
TI		 1636static int snd_emu10k1_fx8010_playback_hw_params(struct snd_pcm_substream *substream,
1637 struct snd_pcm_hw_params *hw_params)
1da177e4
LT		 1638{
1639 return snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params));
1640}
1641
eb4698f3 1642static int snd_emu10k1_fx8010_playback_hw_free(struct snd_pcm_substream *substream)
1da177e4 1643{
eb4698f3
TI		 1644 struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
1645 struct snd_emu10k1_fx8010_pcm *pcm = &emu->fx8010.pcm[substream->number];
1da177e4
LT		 1646 unsigned int i;
1647
1648 for (i = 0; i < pcm->channels; i++)
1649 snd_emu10k1_ptr_write(emu, TANKMEMADDRREGBASE + 0x80 + pcm->etram[i], 0, 0);
1650 snd_pcm_lib_free_pages(substream);
1651 return 0;
1652}
1653
eb4698f3 1654static int snd_emu10k1_fx8010_playback_prepare(struct snd_pcm_substream *substream)
1da177e4 1655{
eb4698f3
TI		 1656 struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
1657 struct snd_pcm_runtime *runtime = substream->runtime;
1658 struct snd_emu10k1_fx8010_pcm *pcm = &emu->fx8010.pcm[substream->number];
1da177e4
LT		 1659 unsigned int i;
1660
28a97c19 1661 /*
6f002b02 1662 dev_dbg(emu->card->dev, "prepare: etram_pages = 0x%p, dma_area = 0x%x, "
28a97c19
TI		 1663 "buffer_size = 0x%x (0x%x)\n",
1664 emu->fx8010.etram_pages, runtime->dma_area,
1665 runtime->buffer_size, runtime->buffer_size << 2);
1666 */
1da177e4
LT		 1667 memset(&pcm->pcm_rec, 0, sizeof(pcm->pcm_rec));
1668 pcm->pcm_rec.hw_buffer_size = pcm->buffer_size * 2; /* byte size */
1669 pcm->pcm_rec.sw_buffer_size = snd_pcm_lib_buffer_bytes(substream);
1670 pcm->tram_pos = INITIAL_TRAM_POS(pcm->buffer_size);
1671 pcm->tram_shift = 0;
1672 snd_emu10k1_ptr_write(emu, emu->gpr_base + pcm->gpr_running, 0, 0); /* reset */
1673 snd_emu10k1_ptr_write(emu, emu->gpr_base + pcm->gpr_trigger, 0, 0); /* reset */
1674 snd_emu10k1_ptr_write(emu, emu->gpr_base + pcm->gpr_size, 0, runtime->buffer_size);
1675 snd_emu10k1_ptr_write(emu, emu->gpr_base + pcm->gpr_ptr, 0, 0); /* reset ptr number */
1676 snd_emu10k1_ptr_write(emu, emu->gpr_base + pcm->gpr_count, 0, runtime->period_size);
1677 snd_emu10k1_ptr_write(emu, emu->gpr_base + pcm->gpr_tmpcount, 0, runtime->period_size);
1678 for (i = 0; i < pcm->channels; i++)
1679 snd_emu10k1_ptr_write(emu, TANKMEMADDRREGBASE + 0x80 + pcm->etram[i], 0, (TANKMEMADDRREG_READ|TANKMEMADDRREG_ALIGN) + i * (runtime->buffer_size / pcm->channels));
1680 return 0;
1681}
1682
eb4698f3 1683static int snd_emu10k1_fx8010_playback_trigger(struct snd_pcm_substream *substream, int cmd)
1da177e4 1684{
eb4698f3
TI		 1685 struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
1686 struct snd_emu10k1_fx8010_pcm *pcm = &emu->fx8010.pcm[substream->number];
1da177e4
LT		 1687 int result = 0;
1688
1689 spin_lock(&emu->reg_lock);
1690 switch (cmd) {
1691 case SNDRV_PCM_TRIGGER_START:
1692 /* follow thru */
1693 case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
09668b44 1694 case SNDRV_PCM_TRIGGER_RESUME:
1da177e4
LT		 1695#ifdef EMU10K1_SET_AC3_IEC958
1696 {
1697 int i;
1698 for (i = 0; i < 3; i++) {
1699 unsigned int bits;
1700 bits = SPCS_CLKACCY_1000PPM | SPCS_SAMPLERATE_48 |
1701 SPCS_CHANNELNUM_LEFT | SPCS_SOURCENUM_UNSPEC | SPCS_GENERATIONSTATUS |
1702 0x00001200 | SPCS_EMPHASIS_NONE | SPCS_COPYRIGHT | SPCS_NOTAUDIODATA;
1703 snd_emu10k1_ptr_write(emu, SPCS0 + i, 0, bits);
1704 }
1705 }
1706#endif
1707 result = snd_emu10k1_fx8010_register_irq_handler(emu, snd_emu10k1_fx8010_playback_irq, pcm->gpr_running, substream, &pcm->irq);
1708 if (result < 0)
1709 goto __err;
1710 snd_emu10k1_fx8010_playback_transfer(substream); /* roll the ball */
1711 snd_emu10k1_ptr_write(emu, emu->gpr_base + pcm->gpr_trigger, 0, 1);
1712 break;
1713 case SNDRV_PCM_TRIGGER_STOP:
1714 case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
09668b44 1715 case SNDRV_PCM_TRIGGER_SUSPEND:
057666b6 1716 snd_emu10k1_fx8010_unregister_irq_handler(emu, &pcm->irq);
1da177e4
LT		 1717 snd_emu10k1_ptr_write(emu, emu->gpr_base + pcm->gpr_trigger, 0, 0);
1718 pcm->tram_pos = INITIAL_TRAM_POS(pcm->buffer_size);
1719 pcm->tram_shift = 0;
1720 break;
1721 default:
1722 result = -EINVAL;
1723 break;
1724 }
1725 __err:
1726 spin_unlock(&emu->reg_lock);
1727 return result;
1728}
1729
eb4698f3 1730static snd_pcm_uframes_t snd_emu10k1_fx8010_playback_pointer(struct snd_pcm_substream *substream)
1da177e4 1731{
eb4698f3
TI		 1732 struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
1733 struct snd_emu10k1_fx8010_pcm *pcm = &emu->fx8010.pcm[substream->number];
1da177e4
LT		 1734 size_t ptr; /* byte pointer */
1735
1736 if (!snd_emu10k1_ptr_read(emu, emu->gpr_base + pcm->gpr_trigger, 0))
1737 return 0;
1738 ptr = snd_emu10k1_ptr_read(emu, emu->gpr_base + pcm->gpr_ptr, 0) << 2;
1739 return snd_pcm_indirect_playback_pointer(substream, &pcm->pcm_rec, ptr);
1740}
1741
7c0ddf06 1742static const struct snd_pcm_hardware snd_emu10k1_fx8010_playback =
1da177e4
LT		 1743{
1744 .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
09668b44 1745 SNDRV_PCM_INFO_RESUME |
10a23f61
TI		 1746 /* SNDRV_PCM_INFO_MMAP_VALID | */ SNDRV_PCM_INFO_PAUSE |
1747 SNDRV_PCM_INFO_SYNC_APPLPTR),
1da177e4
LT		 1748 .formats = SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE,
1749 .rates = SNDRV_PCM_RATE_48000,
1750 .rate_min = 48000,
1751 .rate_max = 48000,
1752 .channels_min = 1,
1753 .channels_max = 1,
1754 .buffer_bytes_max = (128*1024),
1755 .period_bytes_min = 1024,
1756 .period_bytes_max = (128*1024),
806d31d7 1757 .periods_min = 2,
1da177e4
LT		 1758 .periods_max = 1024,
1759 .fifo_size = 0,
1760};
1761
eb4698f3 1762static int snd_emu10k1_fx8010_playback_open(struct snd_pcm_substream *substream)
1da177e4 1763{
eb4698f3
TI		 1764 struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
1765 struct snd_pcm_runtime *runtime = substream->runtime;
1766 struct snd_emu10k1_fx8010_pcm *pcm = &emu->fx8010.pcm[substream->number];
1da177e4
LT		 1767
1768 runtime->hw = snd_emu10k1_fx8010_playback;
1769 runtime->hw.channels_min = runtime->hw.channels_max = pcm->channels;
1770 runtime->hw.period_bytes_max = (pcm->buffer_size * 2) / 2;
1771 spin_lock_irq(&emu->reg_lock);
1772 if (pcm->valid == 0) {
1773 spin_unlock_irq(&emu->reg_lock);
1774 return -ENODEV;
1775 }
1776 pcm->opened = 1;
1777 spin_unlock_irq(&emu->reg_lock);
1778 return 0;
1779}
1780
eb4698f3 1781static int snd_emu10k1_fx8010_playback_close(struct snd_pcm_substream *substream)
1da177e4 1782{
eb4698f3
TI		 1783 struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
1784 struct snd_emu10k1_fx8010_pcm *pcm = &emu->fx8010.pcm[substream->number];
1da177e4
LT		 1785
1786 spin_lock_irq(&emu->reg_lock);
1787 pcm->opened = 0;
1788 spin_unlock_irq(&emu->reg_lock);
1789 return 0;
1790}
1791
6769e988 1792static const struct snd_pcm_ops snd_emu10k1_fx8010_playback_ops = {
1da177e4
LT		 1793 .open = snd_emu10k1_fx8010_playback_open,
1794 .close = snd_emu10k1_fx8010_playback_close,
1795 .ioctl = snd_pcm_lib_ioctl,
1796 .hw_params = snd_emu10k1_fx8010_playback_hw_params,
1797 .hw_free = snd_emu10k1_fx8010_playback_hw_free,
1798 .prepare = snd_emu10k1_fx8010_playback_prepare,
1799 .trigger = snd_emu10k1_fx8010_playback_trigger,
1800 .pointer = snd_emu10k1_fx8010_playback_pointer,
1801 .ack = snd_emu10k1_fx8010_playback_transfer,
1802};
1803
bb814c39 1804int snd_emu10k1_pcm_efx(struct snd_emu10k1 *emu, int device)
1da177e4 1805{
eb4698f3
TI		 1806 struct snd_pcm *pcm;
1807 struct snd_kcontrol *kctl;
1da177e4
LT		 1808 int err;
1809
1da177e4
LT		 1810 if ((err = snd_pcm_new(emu->card, "emu10k1 efx", device, 8, 1, &pcm)) < 0)
1811 return err;
1812
1813 pcm->private_data = emu;
1da177e4
LT		 1814
1815 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_emu10k1_fx8010_playback_ops);
1816 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_emu10k1_capture_efx_ops);
1817
1818 pcm->info_flags = 0;
1819 strcpy(pcm->name, "Multichannel Capture/PT Playback");
1820 emu->pcm_efx = pcm;
1da177e4
LT		 1821
1822 /* EFX capture - record the "FXBUS2" channels, by default we connect the EXTINs
1823 * to these
1824 */
1825
1826 /* emu->efx_voices_mask[0] = FXWC_DEFAULTROUTE_C | FXWC_DEFAULTROUTE_A; */
1827 if (emu->audigy) {
1828 emu->efx_voices_mask[0] = 0;
190d2c46 1829 if (emu->card_capabilities->emu_model)
13d45709
PH		 1830 /* Pavel Hofman - 32 voices will be used for
1831 * capture (write mode) -
1832 * each bit = corresponding voice
1833 */
1834 emu->efx_voices_mask[1] = 0xffffffff;
1835 else
1836 emu->efx_voices_mask[1] = 0xffff;
1da177e4
LT		 1837 } else {
1838 emu->efx_voices_mask[0] = 0xffff0000;
1839 emu->efx_voices_mask[1] = 0;
1840 }
13d45709
PH		 1841 /* For emu1010, the control has to set 32 upper bits (voices)
1842 * out of the 64 bits (voices) to true for the 16-channels capture
1843 * to work correctly. Correct A_FXWC2 initial value (0xffffffff)
1844 * is already defined but the snd_emu10k1_pcm_efx_voices_mask
1845 * control can override this register's value.
1846 */
67ed4161
CL		 1847 kctl = snd_ctl_new1(&snd_emu10k1_pcm_efx_voices_mask, emu);
1848 if (!kctl)
1849 return -ENOMEM;
1850 kctl->id.device = device;
6d531e7b
ZJ		 1851 err = snd_ctl_add(emu->card, kctl);
1852 if (err < 0)
1853 return err;
1da177e4 1854
5116b94a 1855 snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
6974f8ad 1856 &emu->pci->dev,
5116b94a 1857 64*1024, 64*1024);
1da177e4
LT		 1858
1859 return 0;
1860}
Linux 6.x block layer and io_uring tree(s)