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[ALSA] Remove xxx_t typedefs: PCI CS46xx
[net-next-2.6.git] / sound / pci / emu10k1 / emupcm.c
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1da177e4
LT		 1/*
2 * Copyright (c) by Jaroslav Kysela <perex@suse.cz>
3 * Creative Labs, Inc.
4 * Routines for control of EMU10K1 chips / PCM routines
5 * Multichannel PCM support Copyright (c) Lee Revell <rlrevell@joe-job.com>
6 *
7 * BUGS:
8 * --
9 *
10 * TODO:
11 * --
12 *
13 * This program is free software; you can redistribute it and/or modify
14 * it under the terms of the GNU General Public License as published by
15 * the Free Software Foundation; either version 2 of the License, or
16 * (at your option) any later version.
17 *
18 * This program is distributed in the hope that it will be useful,
19 * but WITHOUT ANY WARRANTY; without even the implied warranty of
20 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
21 * GNU General Public License for more details.
22 *
23 * You should have received a copy of the GNU General Public License
24 * along with this program; if not, write to the Free Software
25 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
26 *
27 */
28
29#include <sound/driver.h>
30#include <linux/pci.h>
31#include <linux/delay.h>
32#include <linux/slab.h>
33#include <linux/time.h>
34#include <linux/init.h>
35#include <sound/core.h>
36#include <sound/emu10k1.h>
37
38static void snd_emu10k1_pcm_interrupt(emu10k1_t *emu, emu10k1_voice_t *voice)
39{
40 emu10k1_pcm_t *epcm;
41
42 if ((epcm = voice->epcm) == NULL)
43 return;
44 if (epcm->substream == NULL)
45 return;
46#if 0
47 printk("IRQ: position = 0x%x, period = 0x%x, size = 0x%x\n",
48 epcm->substream->runtime->hw->pointer(emu, epcm->substream),
49 snd_pcm_lib_period_bytes(epcm->substream),
50 snd_pcm_lib_buffer_bytes(epcm->substream));
51#endif
52 snd_pcm_period_elapsed(epcm->substream);
53}
54
55static void snd_emu10k1_pcm_ac97adc_interrupt(emu10k1_t *emu, unsigned int status)
56{
57#if 0
58 if (status & IPR_ADCBUFHALFFULL) {
59 if (emu->pcm_capture_substream->runtime->mode == SNDRV_PCM_MODE_FRAME)
60 return;
61 }
62#endif
63 snd_pcm_period_elapsed(emu->pcm_capture_substream);
64}
65
66static void snd_emu10k1_pcm_ac97mic_interrupt(emu10k1_t *emu, unsigned int status)
67{
68#if 0
69 if (status & IPR_MICBUFHALFFULL) {
70 if (emu->pcm_capture_mic_substream->runtime->mode == SNDRV_PCM_MODE_FRAME)
71 return;
72 }
73#endif
74 snd_pcm_period_elapsed(emu->pcm_capture_mic_substream);
75}
76
77static void snd_emu10k1_pcm_efx_interrupt(emu10k1_t *emu, unsigned int status)
78{
79#if 0
80 if (status & IPR_EFXBUFHALFFULL) {
81 if (emu->pcm_capture_efx_substream->runtime->mode == SNDRV_PCM_MODE_FRAME)
82 return;
83 }
84#endif
85 snd_pcm_period_elapsed(emu->pcm_capture_efx_substream);
86}
87
88static snd_pcm_uframes_t snd_emu10k1_efx_playback_pointer(snd_pcm_substream_t * substream)
89{
90 emu10k1_t *emu = snd_pcm_substream_chip(substream);
91 snd_pcm_runtime_t *runtime = substream->runtime;
92 emu10k1_pcm_t *epcm = runtime->private_data;
93 unsigned int ptr;
94
95 if (!epcm->running)
96 return 0;
97 ptr = snd_emu10k1_ptr_read(emu, CCCA, epcm->voices[0]->number) & 0x00ffffff;
98 ptr += runtime->buffer_size;
99 ptr -= epcm->ccca_start_addr;
100 ptr %= runtime->buffer_size;
101
102 return ptr;
103}
104
105static int snd_emu10k1_pcm_channel_alloc(emu10k1_pcm_t * epcm, int voices)
106{
107 int err, i;
108
109 if (epcm->voices[1] != NULL && voices < 2) {
110 snd_emu10k1_voice_free(epcm->emu, epcm->voices[1]);
111 epcm->voices[1] = NULL;
112 }
113 for (i = 0; i < voices; i++) {
114 if (epcm->voices[i] == NULL)
115 break;
116 }
117 if (i == voices)
118 return 0; /* already allocated */
119
120 for (i = 0; i < ARRAY_SIZE(epcm->voices); i++) {
121 if (epcm->voices[i]) {
122 snd_emu10k1_voice_free(epcm->emu, epcm->voices[i]);
123 epcm->voices[i] = NULL;
124 }
125 }
126 err = snd_emu10k1_voice_alloc(epcm->emu,
127 epcm->type == PLAYBACK_EMUVOICE ? EMU10K1_PCM : EMU10K1_EFX,
128 voices,
129 &epcm->voices[0]);
130
131 if (err < 0)
132 return err;
133 epcm->voices[0]->epcm = epcm;
134 if (voices > 1) {
135 for (i = 1; i < voices; i++) {
136 epcm->voices[i] = &epcm->emu->voices[epcm->voices[0]->number + i];
137 epcm->voices[i]->epcm = epcm;
138 }
139 }
140 if (epcm->extra == NULL) {
141 err = snd_emu10k1_voice_alloc(epcm->emu,
142 epcm->type == PLAYBACK_EMUVOICE ? EMU10K1_PCM : EMU10K1_EFX,
143 1,
144 &epcm->extra);
145 if (err < 0) {
146 // printk("pcm_channel_alloc: failed extra: voices=%d, frame=%d\n", voices, frame);
147 for (i = 0; i < voices; i++) {
148 snd_emu10k1_voice_free(epcm->emu, epcm->voices[i]);
149 epcm->voices[i] = NULL;
150 }
151 return err;
152 }
153 epcm->extra->epcm = epcm;
154 epcm->extra->interrupt = snd_emu10k1_pcm_interrupt;
155 }
156 return 0;
157}
158
159static unsigned int capture_period_sizes[31] = {
160 384, 448, 512, 640,
161 384*2, 448*2, 512*2, 640*2,
162 384*4, 448*4, 512*4, 640*4,
163 384*8, 448*8, 512*8, 640*8,
164 384*16, 448*16, 512*16, 640*16,
165 384*32, 448*32, 512*32, 640*32,
166 384*64, 448*64, 512*64, 640*64,
167 384*128,448*128,512*128
168};
169
170static snd_pcm_hw_constraint_list_t hw_constraints_capture_period_sizes = {
171 .count = 31,
172 .list = capture_period_sizes,
173 .mask = 0
174};
175
176static unsigned int capture_rates[8] = {
177 8000, 11025, 16000, 22050, 24000, 32000, 44100, 48000
178};
179
180static snd_pcm_hw_constraint_list_t hw_constraints_capture_rates = {
181 .count = 8,
182 .list = capture_rates,
183 .mask = 0
184};
185
186static unsigned int snd_emu10k1_capture_rate_reg(unsigned int rate)
187{
188 switch (rate) {
189 case 8000: return ADCCR_SAMPLERATE_8;
190 case 11025: return ADCCR_SAMPLERATE_11;
191 case 16000: return ADCCR_SAMPLERATE_16;
192 case 22050: return ADCCR_SAMPLERATE_22;
193 case 24000: return ADCCR_SAMPLERATE_24;
194 case 32000: return ADCCR_SAMPLERATE_32;
195 case 44100: return ADCCR_SAMPLERATE_44;
196 case 48000: return ADCCR_SAMPLERATE_48;
197 default:
198 snd_BUG();
199 return ADCCR_SAMPLERATE_8;
200 }
201}
202
203static unsigned int snd_emu10k1_audigy_capture_rate_reg(unsigned int rate)
204{
205 switch (rate) {
206 case 8000: return A_ADCCR_SAMPLERATE_8;
207 case 11025: return A_ADCCR_SAMPLERATE_11;
208 case 12000: return A_ADCCR_SAMPLERATE_12; /* really supported? */
209 case 16000: return ADCCR_SAMPLERATE_16;
210 case 22050: return ADCCR_SAMPLERATE_22;
211 case 24000: return ADCCR_SAMPLERATE_24;
212 case 32000: return ADCCR_SAMPLERATE_32;
213 case 44100: return ADCCR_SAMPLERATE_44;
214 case 48000: return ADCCR_SAMPLERATE_48;
215 default:
216 snd_BUG();
217 return A_ADCCR_SAMPLERATE_8;
218 }
219}
220
221static unsigned int emu10k1_calc_pitch_target(unsigned int rate)
222{
223 unsigned int pitch_target;
224
225 pitch_target = (rate << 8) / 375;
226 pitch_target = (pitch_target >> 1) + (pitch_target & 1);
227 return pitch_target;
228}
229
230#define PITCH_48000 0x00004000
231#define PITCH_96000 0x00008000
232#define PITCH_85000 0x00007155
233#define PITCH_80726 0x00006ba2
234#define PITCH_67882 0x00005a82
235#define PITCH_57081 0x00004c1c
236
237static unsigned int emu10k1_select_interprom(unsigned int pitch_target)
238{
239 if (pitch_target == PITCH_48000)
240 return CCCA_INTERPROM_0;
241 else if (pitch_target < PITCH_48000)
242 return CCCA_INTERPROM_1;
243 else if (pitch_target >= PITCH_96000)
244 return CCCA_INTERPROM_0;
245 else if (pitch_target >= PITCH_85000)
246 return CCCA_INTERPROM_6;
247 else if (pitch_target >= PITCH_80726)
248 return CCCA_INTERPROM_5;
249 else if (pitch_target >= PITCH_67882)
250 return CCCA_INTERPROM_4;
251 else if (pitch_target >= PITCH_57081)
252 return CCCA_INTERPROM_3;
253 else
254 return CCCA_INTERPROM_2;
255}
256
257/*
258 * calculate cache invalidate size
259 *
260 * stereo: channel is stereo
261 * w_16: using 16bit samples
262 *
263 * returns: cache invalidate size in samples
264 */
fe5ac9dc 265static inline int emu10k1_ccis(int stereo, int w_16)
1da177e4
LT		 266{
267 if (w_16) {
268 return stereo ? 24 : 26;
269 } else {
270 return stereo ? 24*2 : 26*2;
271 }
272}
273
274static void snd_emu10k1_pcm_init_voice(emu10k1_t *emu,
275 int master, int extra,
276 emu10k1_voice_t *evoice,
277 unsigned int start_addr,
278 unsigned int end_addr,
279 emu10k1_pcm_mixer_t *mix)
280{
281 snd_pcm_substream_t *substream = evoice->epcm->substream;
282 snd_pcm_runtime_t *runtime = substream->runtime;
283 unsigned int silent_page, tmp;
284 int voice, stereo, w_16;
285 unsigned char attn, send_amount[8];
286 unsigned char send_routing[8];
287 unsigned long flags;
288 unsigned int pitch_target;
289 unsigned int ccis;
290
291 voice = evoice->number;
292 stereo = runtime->channels == 2;
293 w_16 = snd_pcm_format_width(runtime->format) == 16;
294
295 if (!extra && stereo) {
296 start_addr >>= 1;
297 end_addr >>= 1;
298 }
299 if (w_16) {
300 start_addr >>= 1;
301 end_addr >>= 1;
302 }
303
304 spin_lock_irqsave(&emu->reg_lock, flags);
305
306 /* volume parameters */
307 if (extra) {
308 attn = 0;
309 memset(send_routing, 0, sizeof(send_routing));
310 send_routing[0] = 0;
311 send_routing[1] = 1;
312 send_routing[2] = 2;
313 send_routing[3] = 3;
314 memset(send_amount, 0, sizeof(send_amount));
315 } else {
316 /* mono, left, right (master voice = left) */
317 tmp = stereo ? (master ? 1 : 2) : 0;
318 memcpy(send_routing, &mix->send_routing[tmp][0], 8);
319 memcpy(send_amount, &mix->send_volume[tmp][0], 8);
320 }
321
322 ccis = emu10k1_ccis(stereo, w_16);
323
324 if (master) {
325 evoice->epcm->ccca_start_addr = start_addr + ccis;
326 if (extra) {
327 start_addr += ccis;
328 end_addr += ccis;
329 }
330 if (stereo && !extra) {
331 snd_emu10k1_ptr_write(emu, CPF, voice, CPF_STEREO_MASK);
332 snd_emu10k1_ptr_write(emu, CPF, (voice + 1), CPF_STEREO_MASK);
333 } else {
334 snd_emu10k1_ptr_write(emu, CPF, voice, 0);
335 }
336 }
337
338 // setup routing
339 if (emu->audigy) {
340 snd_emu10k1_ptr_write(emu, A_FXRT1, voice,
341 snd_emu10k1_compose_audigy_fxrt1(send_routing));
342 snd_emu10k1_ptr_write(emu, A_FXRT2, voice,
343 snd_emu10k1_compose_audigy_fxrt2(send_routing));
344 snd_emu10k1_ptr_write(emu, A_SENDAMOUNTS, voice,
345 ((unsigned int)send_amount[4] << 24) |
346 ((unsigned int)send_amount[5] << 16) |
347 ((unsigned int)send_amount[6] << 8) |
348 (unsigned int)send_amount[7]);
349 } else
350 snd_emu10k1_ptr_write(emu, FXRT, voice,
351 snd_emu10k1_compose_send_routing(send_routing));
352 // Stop CA
353 // Assumption that PT is already 0 so no harm overwriting
354 snd_emu10k1_ptr_write(emu, PTRX, voice, (send_amount[0] << 8) | send_amount[1]);
355 snd_emu10k1_ptr_write(emu, DSL, voice, end_addr | (send_amount[3] << 24));
356 snd_emu10k1_ptr_write(emu, PSST, voice, start_addr | (send_amount[2] << 24));
357 pitch_target = emu10k1_calc_pitch_target(runtime->rate);
358 if (extra)
359 snd_emu10k1_ptr_write(emu, CCCA, voice, start_addr |
360 emu10k1_select_interprom(pitch_target) |
361 (w_16 ? 0 : CCCA_8BITSELECT));
362 else
363 snd_emu10k1_ptr_write(emu, CCCA, voice, (start_addr + ccis) |
364 emu10k1_select_interprom(pitch_target) |
365 (w_16 ? 0 : CCCA_8BITSELECT));
366 // Clear filter delay memory
367 snd_emu10k1_ptr_write(emu, Z1, voice, 0);
368 snd_emu10k1_ptr_write(emu, Z2, voice, 0);
369 // invalidate maps
370 silent_page = ((unsigned int)emu->silent_page.addr << 1) | MAP_PTI_MASK;
371 snd_emu10k1_ptr_write(emu, MAPA, voice, silent_page);
372 snd_emu10k1_ptr_write(emu, MAPB, voice, silent_page);
373 // modulation envelope
374 snd_emu10k1_ptr_write(emu, CVCF, voice, 0xffff);
375 snd_emu10k1_ptr_write(emu, VTFT, voice, 0xffff);
376 snd_emu10k1_ptr_write(emu, ATKHLDM, voice, 0);
377 snd_emu10k1_ptr_write(emu, DCYSUSM, voice, 0x007f);
378 snd_emu10k1_ptr_write(emu, LFOVAL1, voice, 0x8000);
379 snd_emu10k1_ptr_write(emu, LFOVAL2, voice, 0x8000);
380 snd_emu10k1_ptr_write(emu, FMMOD, voice, 0);
381 snd_emu10k1_ptr_write(emu, TREMFRQ, voice, 0);
382 snd_emu10k1_ptr_write(emu, FM2FRQ2, voice, 0);
383 snd_emu10k1_ptr_write(emu, ENVVAL, voice, 0x8000);
384 // volume envelope
385 snd_emu10k1_ptr_write(emu, ATKHLDV, voice, 0x7f7f);
386 snd_emu10k1_ptr_write(emu, ENVVOL, voice, 0x0000);
387 // filter envelope
388 snd_emu10k1_ptr_write(emu, PEFE_FILTERAMOUNT, voice, 0x7f);
389 // pitch envelope
390 snd_emu10k1_ptr_write(emu, PEFE_PITCHAMOUNT, voice, 0);
391
392 spin_unlock_irqrestore(&emu->reg_lock, flags);
393}
394
395static int snd_emu10k1_playback_hw_params(snd_pcm_substream_t * substream,
396 snd_pcm_hw_params_t * hw_params)
397{
398 emu10k1_t *emu = snd_pcm_substream_chip(substream);
399 snd_pcm_runtime_t *runtime = substream->runtime;
400 emu10k1_pcm_t *epcm = runtime->private_data;
401 int err;
402
403 if ((err = snd_emu10k1_pcm_channel_alloc(epcm, params_channels(hw_params))) < 0)
404 return err;
405 if ((err = snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params))) < 0)
406 return err;
407 if (err > 0) { /* change */
e017fa57 408 int mapped;
1da177e4
LT		 409 if (epcm->memblk != NULL)
410 snd_emu10k1_free_pages(emu, epcm->memblk);
e017fa57
TI		 411 epcm->memblk = snd_emu10k1_alloc_pages(emu, substream);
412 epcm->start_addr = 0;
413 if (! epcm->memblk)
1da177e4 414 return -ENOMEM;
e017fa57
TI		 415 mapped = ((emu10k1_memblk_t *)epcm->memblk)->mapped_page;
416 if (mapped < 0)
417 return -ENOMEM;
418 epcm->start_addr = mapped << PAGE_SHIFT;
1da177e4
LT		 419 }
420 return 0;
421}
422
423static int snd_emu10k1_playback_hw_free(snd_pcm_substream_t * substream)
424{
425 emu10k1_t *emu = snd_pcm_substream_chip(substream);
426 snd_pcm_runtime_t *runtime = substream->runtime;
427 emu10k1_pcm_t *epcm;
428
429 if (runtime->private_data == NULL)
430 return 0;
431 epcm = runtime->private_data;
432 if (epcm->extra) {
433 snd_emu10k1_voice_free(epcm->emu, epcm->extra);
434 epcm->extra = NULL;
435 }
436 if (epcm->voices[1]) {
437 snd_emu10k1_voice_free(epcm->emu, epcm->voices[1]);
438 epcm->voices[1] = NULL;
439 }
440 if (epcm->voices[0]) {
441 snd_emu10k1_voice_free(epcm->emu, epcm->voices[0]);
442 epcm->voices[0] = NULL;
443 }
444 if (epcm->memblk) {
445 snd_emu10k1_free_pages(emu, epcm->memblk);
446 epcm->memblk = NULL;
447 epcm->start_addr = 0;
448 }
449 snd_pcm_lib_free_pages(substream);
450 return 0;
451}
452
453static int snd_emu10k1_efx_playback_hw_free(snd_pcm_substream_t * substream)
454{
455 emu10k1_t *emu = snd_pcm_substream_chip(substream);
456 snd_pcm_runtime_t *runtime = substream->runtime;
457 emu10k1_pcm_t *epcm;
458 int i;
459
460 if (runtime->private_data == NULL)
461 return 0;
462 epcm = runtime->private_data;
463 if (epcm->extra) {
464 snd_emu10k1_voice_free(epcm->emu, epcm->extra);
465 epcm->extra = NULL;
466 }
467 for (i=0; i < NUM_EFX_PLAYBACK; i++) {
468 if (epcm->voices[i]) {
469 snd_emu10k1_voice_free(epcm->emu, epcm->voices[i]);
470 epcm->voices[i] = NULL;
471 }
472 }
473 if (epcm->memblk) {
474 snd_emu10k1_free_pages(emu, epcm->memblk);
475 epcm->memblk = NULL;
476 epcm->start_addr = 0;
477 }
478 snd_pcm_lib_free_pages(substream);
479 return 0;
480}
481
482static int snd_emu10k1_playback_prepare(snd_pcm_substream_t * substream)
483{
484 emu10k1_t *emu = snd_pcm_substream_chip(substream);
485 snd_pcm_runtime_t *runtime = substream->runtime;
486 emu10k1_pcm_t *epcm = runtime->private_data;
487 unsigned int start_addr, end_addr;
488
489 start_addr = epcm->start_addr;
490 end_addr = snd_pcm_lib_period_bytes(substream);
491 if (runtime->channels == 2) {
492 start_addr >>= 1;
493 end_addr >>= 1;
494 }
495 end_addr += start_addr;
496 snd_emu10k1_pcm_init_voice(emu, 1, 1, epcm->extra,
497 start_addr, end_addr, NULL);
498 start_addr = epcm->start_addr;
499 end_addr = epcm->start_addr + snd_pcm_lib_buffer_bytes(substream);
500 snd_emu10k1_pcm_init_voice(emu, 1, 0, epcm->voices[0],
501 start_addr, end_addr,
502 &emu->pcm_mixer[substream->number]);
503 if (epcm->voices[1])
504 snd_emu10k1_pcm_init_voice(emu, 0, 0, epcm->voices[1],
505 start_addr, end_addr,
506 &emu->pcm_mixer[substream->number]);
507 return 0;
508}
509
510static int snd_emu10k1_efx_playback_prepare(snd_pcm_substream_t * substream)
511{
512 emu10k1_t *emu = snd_pcm_substream_chip(substream);
513 snd_pcm_runtime_t *runtime = substream->runtime;
514 emu10k1_pcm_t *epcm = runtime->private_data;
515 unsigned int start_addr, end_addr;
516 unsigned int channel_size;
517 int i;
518
519 start_addr = epcm->start_addr;
520 end_addr = epcm->start_addr + snd_pcm_lib_buffer_bytes(substream);
521
522 /*
523 * the kX driver leaves some space between voices
524 */
525 channel_size = ( end_addr - start_addr ) / NUM_EFX_PLAYBACK;
526
527 snd_emu10k1_pcm_init_voice(emu, 1, 1, epcm->extra,
528 start_addr, start_addr + (channel_size / 2), NULL);
529
530 /* only difference with the master voice is we use it for the pointer */
531 snd_emu10k1_pcm_init_voice(emu, 1, 0, epcm->voices[0],
532 start_addr, start_addr + channel_size,
533 &emu->efx_pcm_mixer[0]);
534
535 start_addr += channel_size;
536 for (i = 1; i < NUM_EFX_PLAYBACK; i++) {
537 snd_emu10k1_pcm_init_voice(emu, 0, 0, epcm->voices[i],
538 start_addr, start_addr + channel_size,
539 &emu->efx_pcm_mixer[i]);
540 start_addr += channel_size;
541 }
542
543 return 0;
544}
545
546static snd_pcm_hardware_t snd_emu10k1_efx_playback =
547{
548 .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_NONINTERLEAVED |
549 SNDRV_PCM_INFO_BLOCK_TRANSFER |
550 SNDRV_PCM_INFO_MMAP_VALID | SNDRV_PCM_INFO_PAUSE),
551 .formats = SNDRV_PCM_FMTBIT_S16_LE,
552 .rates = SNDRV_PCM_RATE_48000,
553 .rate_min = 48000,
554 .rate_max = 48000,
555 .channels_min = NUM_EFX_PLAYBACK,
556 .channels_max = NUM_EFX_PLAYBACK,
557 .buffer_bytes_max = (64*1024),
558 .period_bytes_min = 64,
559 .period_bytes_max = (64*1024),
560 .periods_min = 2,
561 .periods_max = 2,
562 .fifo_size = 0,
563};
564
565static int snd_emu10k1_capture_hw_params(snd_pcm_substream_t * substream,
566 snd_pcm_hw_params_t * hw_params)
567{
568 return snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params));
569}
570
571static int snd_emu10k1_capture_hw_free(snd_pcm_substream_t * substream)
572{
573 return snd_pcm_lib_free_pages(substream);
574}
575
576static int snd_emu10k1_capture_prepare(snd_pcm_substream_t * substream)
577{
578 emu10k1_t *emu = snd_pcm_substream_chip(substream);
579 snd_pcm_runtime_t *runtime = substream->runtime;
580 emu10k1_pcm_t *epcm = runtime->private_data;
581 int idx;
582
583 /* zeroing the buffer size will stop capture */
584 snd_emu10k1_ptr_write(emu, epcm->capture_bs_reg, 0, 0);
585 switch (epcm->type) {
586 case CAPTURE_AC97ADC:
587 snd_emu10k1_ptr_write(emu, ADCCR, 0, 0);
588 break;
589 case CAPTURE_EFX:
590 if (emu->audigy) {
591 snd_emu10k1_ptr_write(emu, A_FXWC1, 0, 0);
592 snd_emu10k1_ptr_write(emu, A_FXWC2, 0, 0);
593 } else
594 snd_emu10k1_ptr_write(emu, FXWC, 0, 0);
595 break;
596 default:
597 break;
598 }
599 snd_emu10k1_ptr_write(emu, epcm->capture_ba_reg, 0, runtime->dma_addr);
600 epcm->capture_bufsize = snd_pcm_lib_buffer_bytes(substream);
601 epcm->capture_bs_val = 0;
602 for (idx = 0; idx < 31; idx++) {
603 if (capture_period_sizes[idx] == epcm->capture_bufsize) {
604 epcm->capture_bs_val = idx + 1;
605 break;
606 }
607 }
608 if (epcm->capture_bs_val == 0) {
609 snd_BUG();
610 epcm->capture_bs_val++;
611 }
612 if (epcm->type == CAPTURE_AC97ADC) {
613 epcm->capture_cr_val = emu->audigy ? A_ADCCR_LCHANENABLE : ADCCR_LCHANENABLE;
614 if (runtime->channels > 1)
615 epcm->capture_cr_val |= emu->audigy ? A_ADCCR_RCHANENABLE : ADCCR_RCHANENABLE;
616 epcm->capture_cr_val |= emu->audigy ?
617 snd_emu10k1_audigy_capture_rate_reg(runtime->rate) :
618 snd_emu10k1_capture_rate_reg(runtime->rate);
619 }
620 return 0;
621}
622
623static void snd_emu10k1_playback_invalidate_cache(emu10k1_t *emu, int extra, emu10k1_voice_t *evoice)
624{
625 snd_pcm_runtime_t *runtime;
626 unsigned int voice, stereo, i, ccis, cra = 64, cs, sample;
627
628 if (evoice == NULL)
629 return;
630 runtime = evoice->epcm->substream->runtime;
631 voice = evoice->number;
632 stereo = (!extra && runtime->channels == 2);
633 sample = snd_pcm_format_width(runtime->format) == 16 ? 0 : 0x80808080;
634 ccis = emu10k1_ccis(stereo, sample == 0);
635 // set cs to 2 * number of cache registers beside the invalidated
636 cs = (sample == 0) ? (32-ccis) : (64-ccis+1) >> 1;
637 if (cs > 16) cs = 16;
638 for (i = 0; i < cs; i++) {
639 snd_emu10k1_ptr_write(emu, CD0 + i, voice, sample);
640 if (stereo) {
641 snd_emu10k1_ptr_write(emu, CD0 + i, voice + 1, sample);
642 }
643 }
644 // reset cache
645 snd_emu10k1_ptr_write(emu, CCR_CACHEINVALIDSIZE, voice, 0);
646 snd_emu10k1_ptr_write(emu, CCR_READADDRESS, voice, cra);
647 if (stereo) {
648 snd_emu10k1_ptr_write(emu, CCR_CACHEINVALIDSIZE, voice + 1, 0);
649 snd_emu10k1_ptr_write(emu, CCR_READADDRESS, voice + 1, cra);
650 }
651 // fill cache
652 snd_emu10k1_ptr_write(emu, CCR_CACHEINVALIDSIZE, voice, ccis);
653 if (stereo) {
654 snd_emu10k1_ptr_write(emu, CCR_CACHEINVALIDSIZE, voice+1, ccis);
655 }
656}
657
658static void snd_emu10k1_playback_prepare_voice(emu10k1_t *emu, emu10k1_voice_t *evoice,
659 int master, int extra,
660 emu10k1_pcm_mixer_t *mix)
661{
662 snd_pcm_substream_t *substream;
663 snd_pcm_runtime_t *runtime;
664 unsigned int attn, vattn;
665 unsigned int voice, tmp;
666
667 if (evoice == NULL) /* skip second voice for mono */
668 return;
669 substream = evoice->epcm->substream;
670 runtime = substream->runtime;
671 voice = evoice->number;
672
673 attn = extra ? 0 : 0x00ff;
674 tmp = runtime->channels == 2 ? (master ? 1 : 2) : 0;
675 vattn = mix != NULL ? (mix->attn[tmp] << 16) : 0;
676 snd_emu10k1_ptr_write(emu, IFATN, voice, attn);
677 snd_emu10k1_ptr_write(emu, VTFT, voice, vattn | 0xffff);
678 snd_emu10k1_ptr_write(emu, CVCF, voice, vattn | 0xffff);
679 snd_emu10k1_ptr_write(emu, DCYSUSV, voice, 0x7f7f);
680 snd_emu10k1_voice_clear_loop_stop(emu, voice);
681}
682
683static void snd_emu10k1_playback_trigger_voice(emu10k1_t *emu, emu10k1_voice_t *evoice, int master, int extra)
684{
685 snd_pcm_substream_t *substream;
686 snd_pcm_runtime_t *runtime;
687 unsigned int voice, pitch, pitch_target;
688
689 if (evoice == NULL) /* skip second voice for mono */
690 return;
691 substream = evoice->epcm->substream;
692 runtime = substream->runtime;
693 voice = evoice->number;
694
695 pitch = snd_emu10k1_rate_to_pitch(runtime->rate) >> 8;
696 pitch_target = emu10k1_calc_pitch_target(runtime->rate);
697 snd_emu10k1_ptr_write(emu, PTRX_PITCHTARGET, voice, pitch_target);
698 if (master || evoice->epcm->type == PLAYBACK_EFX)
699 snd_emu10k1_ptr_write(emu, CPF_CURRENTPITCH, voice, pitch_target);
700 snd_emu10k1_ptr_write(emu, IP, voice, pitch);
701 if (extra)
702 snd_emu10k1_voice_intr_enable(emu, voice);
703}
704
705static void snd_emu10k1_playback_stop_voice(emu10k1_t *emu, emu10k1_voice_t *evoice)
706{
707 unsigned int voice;
708
709 if (evoice == NULL)
710 return;
711 voice = evoice->number;
712 snd_emu10k1_voice_intr_disable(emu, voice);
713 snd_emu10k1_ptr_write(emu, PTRX_PITCHTARGET, voice, 0);
714 snd_emu10k1_ptr_write(emu, CPF_CURRENTPITCH, voice, 0);
715 snd_emu10k1_ptr_write(emu, IFATN, voice, 0xffff);
716 snd_emu10k1_ptr_write(emu, VTFT, voice, 0xffff);
717 snd_emu10k1_ptr_write(emu, CVCF, voice, 0xffff);
718 snd_emu10k1_ptr_write(emu, IP, voice, 0);
719}
720
721static int snd_emu10k1_playback_trigger(snd_pcm_substream_t * substream,
722 int cmd)
723{
724 emu10k1_t *emu = snd_pcm_substream_chip(substream);
725 snd_pcm_runtime_t *runtime = substream->runtime;
726 emu10k1_pcm_t *epcm = runtime->private_data;
727 emu10k1_pcm_mixer_t *mix;
728 int result = 0;
729
730 // printk("trigger - emu10k1 = 0x%x, cmd = %i, pointer = %i\n", (int)emu, cmd, substream->ops->pointer(substream));
731 spin_lock(&emu->reg_lock);
732 switch (cmd) {
733 case SNDRV_PCM_TRIGGER_START:
734 snd_emu10k1_playback_invalidate_cache(emu, 1, epcm->extra); /* do we need this? */
735 snd_emu10k1_playback_invalidate_cache(emu, 0, epcm->voices[0]);
736 /* follow thru */
737 case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
738 mix = &emu->pcm_mixer[substream->number];
739 snd_emu10k1_playback_prepare_voice(emu, epcm->voices[0], 1, 0, mix);
740 snd_emu10k1_playback_prepare_voice(emu, epcm->voices[1], 0, 0, mix);
741 snd_emu10k1_playback_prepare_voice(emu, epcm->extra, 1, 1, NULL);
742 snd_emu10k1_playback_trigger_voice(emu, epcm->voices[0], 1, 0);
743 snd_emu10k1_playback_trigger_voice(emu, epcm->voices[1], 0, 0);
744 snd_emu10k1_playback_trigger_voice(emu, epcm->extra, 1, 1);
745 epcm->running = 1;
746 break;
747 case SNDRV_PCM_TRIGGER_STOP:
748 case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
749 epcm->running = 0;
750 snd_emu10k1_playback_stop_voice(emu, epcm->voices[0]);
751 snd_emu10k1_playback_stop_voice(emu, epcm->voices[1]);
752 snd_emu10k1_playback_stop_voice(emu, epcm->extra);
753 break;
754 default:
755 result = -EINVAL;
756 break;
757 }
758 spin_unlock(&emu->reg_lock);
759 return result;
760}
761
762static int snd_emu10k1_capture_trigger(snd_pcm_substream_t * substream,
763 int cmd)
764{
765 emu10k1_t *emu = snd_pcm_substream_chip(substream);
766 snd_pcm_runtime_t *runtime = substream->runtime;
767 emu10k1_pcm_t *epcm = runtime->private_data;
768 int result = 0;
769
770 spin_lock(&emu->reg_lock);
771 switch (cmd) {
772 case SNDRV_PCM_TRIGGER_START:
773 // hmm this should cause full and half full interrupt to be raised?
774 outl(epcm->capture_ipr, emu->port + IPR);
775 snd_emu10k1_intr_enable(emu, epcm->capture_inte);
776 // printk("adccr = 0x%x, adcbs = 0x%x\n", epcm->adccr, epcm->adcbs);
777 switch (epcm->type) {
778 case CAPTURE_AC97ADC:
779 snd_emu10k1_ptr_write(emu, ADCCR, 0, epcm->capture_cr_val);
780 break;
781 case CAPTURE_EFX:
782 if (emu->audigy) {
783 snd_emu10k1_ptr_write(emu, A_FXWC1, 0, epcm->capture_cr_val);
784 snd_emu10k1_ptr_write(emu, A_FXWC2, 0, epcm->capture_cr_val2);
785 } else
786 snd_emu10k1_ptr_write(emu, FXWC, 0, epcm->capture_cr_val);
787 break;
788 default:
789 break;
790 }
791 snd_emu10k1_ptr_write(emu, epcm->capture_bs_reg, 0, epcm->capture_bs_val);
792 epcm->running = 1;
793 epcm->first_ptr = 1;
794 break;
795 case SNDRV_PCM_TRIGGER_STOP:
796 epcm->running = 0;
797 snd_emu10k1_intr_disable(emu, epcm->capture_inte);
798 outl(epcm->capture_ipr, emu->port + IPR);
799 snd_emu10k1_ptr_write(emu, epcm->capture_bs_reg, 0, 0);
800 switch (epcm->type) {
801 case CAPTURE_AC97ADC:
802 snd_emu10k1_ptr_write(emu, ADCCR, 0, 0);
803 break;
804 case CAPTURE_EFX:
805 if (emu->audigy) {
806 snd_emu10k1_ptr_write(emu, A_FXWC1, 0, 0);
807 snd_emu10k1_ptr_write(emu, A_FXWC2, 0, 0);
808 } else
809 snd_emu10k1_ptr_write(emu, FXWC, 0, 0);
810 break;
811 default:
812 break;
813 }
814 break;
815 default:
816 result = -EINVAL;
817 }
818 spin_unlock(&emu->reg_lock);
819 return result;
820}
821
822static snd_pcm_uframes_t snd_emu10k1_playback_pointer(snd_pcm_substream_t * substream)
823{
824 emu10k1_t *emu = snd_pcm_substream_chip(substream);
825 snd_pcm_runtime_t *runtime = substream->runtime;
826 emu10k1_pcm_t *epcm = runtime->private_data;
827 unsigned int ptr;
828
829 if (!epcm->running)
830 return 0;
831 ptr = snd_emu10k1_ptr_read(emu, CCCA, epcm->voices[0]->number) & 0x00ffffff;
832#if 0 /* Perex's code */
833 ptr += runtime->buffer_size;
834 ptr -= epcm->ccca_start_addr;
835 ptr %= runtime->buffer_size;
836#else /* EMU10K1 Open Source code from Creative */
837 if (ptr < epcm->ccca_start_addr)
838 ptr += runtime->buffer_size - epcm->ccca_start_addr;
839 else {
840 ptr -= epcm->ccca_start_addr;
841 if (ptr >= runtime->buffer_size)
842 ptr -= runtime->buffer_size;
843 }
844#endif
845 // printk("ptr = 0x%x, buffer_size = 0x%x, period_size = 0x%x\n", ptr, runtime->buffer_size, runtime->period_size);
846 return ptr;
847}
848
849
850static int snd_emu10k1_efx_playback_trigger(snd_pcm_substream_t * substream,
851 int cmd)
852{
853 emu10k1_t *emu = snd_pcm_substream_chip(substream);
854 snd_pcm_runtime_t *runtime = substream->runtime;
855 emu10k1_pcm_t *epcm = runtime->private_data;
856 int i;
857 int result = 0;
858
859 spin_lock(&emu->reg_lock);
860 switch (cmd) {
861 case SNDRV_PCM_TRIGGER_START:
862 // prepare voices
863 for (i = 0; i < NUM_EFX_PLAYBACK; i++) {
864 snd_emu10k1_playback_invalidate_cache(emu, 0, epcm->voices[i]);
865 }
866 snd_emu10k1_playback_invalidate_cache(emu, 1, epcm->extra);
867
868 /* follow thru */
869 case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
870 snd_emu10k1_playback_prepare_voice(emu, epcm->extra, 1, 1, NULL);
871 snd_emu10k1_playback_prepare_voice(emu, epcm->voices[0], 0, 0,
872 &emu->efx_pcm_mixer[0]);
873 for (i = 1; i < NUM_EFX_PLAYBACK; i++)
874 snd_emu10k1_playback_prepare_voice(emu, epcm->voices[i], 0, 0,
875 &emu->efx_pcm_mixer[i]);
876 snd_emu10k1_playback_trigger_voice(emu, epcm->voices[0], 0, 0);
877 snd_emu10k1_playback_trigger_voice(emu, epcm->extra, 1, 1);
878 for (i = 1; i < NUM_EFX_PLAYBACK; i++)
879 snd_emu10k1_playback_trigger_voice(emu, epcm->voices[i], 0, 0);
880 epcm->running = 1;
881 break;
882 case SNDRV_PCM_TRIGGER_STOP:
883 case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
884 epcm->running = 0;
885 for (i = 0; i < NUM_EFX_PLAYBACK; i++) {
886 snd_emu10k1_playback_stop_voice(emu, epcm->voices[i]);
887 }
888 snd_emu10k1_playback_stop_voice(emu, epcm->extra);
889 break;
890 default:
891 result = -EINVAL;
892 break;
893 }
894 spin_unlock(&emu->reg_lock);
895 return result;
896}
897
898
899static snd_pcm_uframes_t snd_emu10k1_capture_pointer(snd_pcm_substream_t * substream)
900{
901 emu10k1_t *emu = snd_pcm_substream_chip(substream);
902 snd_pcm_runtime_t *runtime = substream->runtime;
903 emu10k1_pcm_t *epcm = runtime->private_data;
904 unsigned int ptr;
905
906 if (!epcm->running)
907 return 0;
908 if (epcm->first_ptr) {
909 udelay(50); // hack, it takes awhile until capture is started
910 epcm->first_ptr = 0;
911 }
912 ptr = snd_emu10k1_ptr_read(emu, epcm->capture_idx_reg, 0) & 0x0000ffff;
913 return bytes_to_frames(runtime, ptr);
914}
915
916/*
917 * Playback support device description
918 */
919
920static snd_pcm_hardware_t snd_emu10k1_playback =
921{
922 .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
923 SNDRV_PCM_INFO_BLOCK_TRANSFER |
924 SNDRV_PCM_INFO_MMAP_VALID | SNDRV_PCM_INFO_PAUSE),
925 .formats = SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE,
926 .rates = SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_96000,
927 .rate_min = 4000,
928 .rate_max = 96000,
929 .channels_min = 1,
930 .channels_max = 2,
931 .buffer_bytes_max = (128*1024),
932 .period_bytes_min = 64,
933 .period_bytes_max = (128*1024),
934 .periods_min = 1,
935 .periods_max = 1024,
936 .fifo_size = 0,
937};
938
939/*
940 * Capture support device description
941 */
942
943static snd_pcm_hardware_t snd_emu10k1_capture =
944{
945 .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
946 SNDRV_PCM_INFO_BLOCK_TRANSFER |
947 SNDRV_PCM_INFO_MMAP_VALID),
948 .formats = SNDRV_PCM_FMTBIT_S16_LE,
949 .rates = SNDRV_PCM_RATE_8000_48000,
950 .rate_min = 8000,
951 .rate_max = 48000,
952 .channels_min = 1,
953 .channels_max = 2,
954 .buffer_bytes_max = (64*1024),
955 .period_bytes_min = 384,
956 .period_bytes_max = (64*1024),
957 .periods_min = 2,
958 .periods_max = 2,
959 .fifo_size = 0,
960};
961
962/*
963 *
964 */
965
966static void snd_emu10k1_pcm_mixer_notify1(emu10k1_t *emu, snd_kcontrol_t *kctl, int idx, int activate)
967{
968 snd_ctl_elem_id_t id;
969
7c22f1aa
TI		 970 if (! kctl)
971 return;
1da177e4
LT		 972 if (activate)
973 kctl->vd[idx].access &= ~SNDRV_CTL_ELEM_ACCESS_INACTIVE;
974 else
975 kctl->vd[idx].access |= SNDRV_CTL_ELEM_ACCESS_INACTIVE;
976 snd_ctl_notify(emu->card, SNDRV_CTL_EVENT_MASK_VALUE |
977 SNDRV_CTL_EVENT_MASK_INFO,
978 snd_ctl_build_ioff(&id, kctl, idx));
979}
980
981static void snd_emu10k1_pcm_mixer_notify(emu10k1_t *emu, int idx, int activate)
982{
983 snd_emu10k1_pcm_mixer_notify1(emu, emu->ctl_send_routing, idx, activate);
984 snd_emu10k1_pcm_mixer_notify1(emu, emu->ctl_send_volume, idx, activate);
985 snd_emu10k1_pcm_mixer_notify1(emu, emu->ctl_attn, idx, activate);
986}
987
988static void snd_emu10k1_pcm_efx_mixer_notify(emu10k1_t *emu, int idx, int activate)
989{
990 snd_emu10k1_pcm_mixer_notify1(emu, emu->ctl_efx_send_routing, idx, activate);
991 snd_emu10k1_pcm_mixer_notify1(emu, emu->ctl_efx_send_volume, idx, activate);
992 snd_emu10k1_pcm_mixer_notify1(emu, emu->ctl_efx_attn, idx, activate);
993}
994
995static void snd_emu10k1_pcm_free_substream(snd_pcm_runtime_t *runtime)
996{
4d572776 997 kfree(runtime->private_data);
1da177e4
LT		 998}
999
1000static int snd_emu10k1_efx_playback_close(snd_pcm_substream_t * substream)
1001{
1002 emu10k1_t *emu = snd_pcm_substream_chip(substream);
1003 emu10k1_pcm_mixer_t *mix;
1004 int i;
1005
1006 for (i=0; i < NUM_EFX_PLAYBACK; i++) {
1007 mix = &emu->efx_pcm_mixer[i];
1008 mix->epcm = NULL;
1009 snd_emu10k1_pcm_efx_mixer_notify(emu, i, 0);
1010 }
1011 return 0;
1012}
1013
1014static int snd_emu10k1_efx_playback_open(snd_pcm_substream_t * substream)
1015{
1016 emu10k1_t *emu = snd_pcm_substream_chip(substream);
1017 emu10k1_pcm_t *epcm;
1018 emu10k1_pcm_mixer_t *mix;
1019 snd_pcm_runtime_t *runtime = substream->runtime;
1020 int i;
1021
e560d8d8 1022 epcm = kzalloc(sizeof(*epcm), GFP_KERNEL);
1da177e4
LT		 1023 if (epcm == NULL)
1024 return -ENOMEM;
1025 epcm->emu = emu;
1026 epcm->type = PLAYBACK_EFX;
1027 epcm->substream = substream;
1028
1029 emu->pcm_playback_efx_substream = substream;
1030
1031 runtime->private_data = epcm;
1032 runtime->private_free = snd_emu10k1_pcm_free_substream;
1033 runtime->hw = snd_emu10k1_efx_playback;
1034
1035 for (i=0; i < NUM_EFX_PLAYBACK; i++) {
1036 mix = &emu->efx_pcm_mixer[i];
1037 mix->send_routing[0][0] = i;
1038 memset(&mix->send_volume, 0, sizeof(mix->send_volume));
1039 mix->send_volume[0][0] = 255;
1040 mix->attn[0] = 0xffff;
1041 mix->epcm = epcm;
1042 snd_emu10k1_pcm_efx_mixer_notify(emu, i, 1);
1043 }
1044 return 0;
1045}
1046
1047static int snd_emu10k1_playback_open(snd_pcm_substream_t * substream)
1048{
1049 emu10k1_t *emu = snd_pcm_substream_chip(substream);
1050 emu10k1_pcm_t *epcm;
1051 emu10k1_pcm_mixer_t *mix;
1052 snd_pcm_runtime_t *runtime = substream->runtime;
1053 int i, err;
1054
e560d8d8 1055 epcm = kzalloc(sizeof(*epcm), GFP_KERNEL);
1da177e4
LT		 1056 if (epcm == NULL)
1057 return -ENOMEM;
1058 epcm->emu = emu;
1059 epcm->type = PLAYBACK_EMUVOICE;
1060 epcm->substream = substream;
1061 runtime->private_data = epcm;
1062 runtime->private_free = snd_emu10k1_pcm_free_substream;
1063 runtime->hw = snd_emu10k1_playback;
1064 if ((err = snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS)) < 0) {
1065 kfree(epcm);
1066 return err;
1067 }
1068 if ((err = snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_BUFFER_BYTES, 256, UINT_MAX)) < 0) {
1069 kfree(epcm);
1070 return err;
1071 }
1072 mix = &emu->pcm_mixer[substream->number];
1073 for (i = 0; i < 4; i++)
1074 mix->send_routing[0][i] = mix->send_routing[1][i] = mix->send_routing[2][i] = i;
1075 memset(&mix->send_volume, 0, sizeof(mix->send_volume));
1076 mix->send_volume[0][0] = mix->send_volume[0][1] =
1077 mix->send_volume[1][0] = mix->send_volume[2][1] = 255;
1078 mix->attn[0] = mix->attn[1] = mix->attn[2] = 0xffff;
1079 mix->epcm = epcm;
1080 snd_emu10k1_pcm_mixer_notify(emu, substream->number, 1);
1081 return 0;
1082}
1083
1084static int snd_emu10k1_playback_close(snd_pcm_substream_t * substream)
1085{
1086 emu10k1_t *emu = snd_pcm_substream_chip(substream);
1087 emu10k1_pcm_mixer_t *mix = &emu->pcm_mixer[substream->number];
1088
1089 mix->epcm = NULL;
1090 snd_emu10k1_pcm_mixer_notify(emu, substream->number, 0);
1091 return 0;
1092}
1093
1094static int snd_emu10k1_capture_open(snd_pcm_substream_t * substream)
1095{
1096 emu10k1_t *emu = snd_pcm_substream_chip(substream);
1097 snd_pcm_runtime_t *runtime = substream->runtime;
1098 emu10k1_pcm_t *epcm;
1099
e560d8d8 1100 epcm = kzalloc(sizeof(*epcm), GFP_KERNEL);
1da177e4
LT		 1101 if (epcm == NULL)
1102 return -ENOMEM;
1103 epcm->emu = emu;
1104 epcm->type = CAPTURE_AC97ADC;
1105 epcm->substream = substream;
1106 epcm->capture_ipr = IPR_ADCBUFFULL|IPR_ADCBUFHALFFULL;
1107 epcm->capture_inte = INTE_ADCBUFENABLE;
1108 epcm->capture_ba_reg = ADCBA;
1109 epcm->capture_bs_reg = ADCBS;
1110 epcm->capture_idx_reg = emu->audigy ? A_ADCIDX : ADCIDX;
1111 runtime->private_data = epcm;
1112 runtime->private_free = snd_emu10k1_pcm_free_substream;
1113 runtime->hw = snd_emu10k1_capture;
1114 emu->capture_interrupt = snd_emu10k1_pcm_ac97adc_interrupt;
1115 emu->pcm_capture_substream = substream;
1116 snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES, &hw_constraints_capture_period_sizes);
1117 snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE, &hw_constraints_capture_rates);
1118 return 0;
1119}
1120
1121static int snd_emu10k1_capture_close(snd_pcm_substream_t * substream)
1122{
1123 emu10k1_t *emu = snd_pcm_substream_chip(substream);
1124
1125 emu->capture_interrupt = NULL;
1126 emu->pcm_capture_substream = NULL;
1127 return 0;
1128}
1129
1130static int snd_emu10k1_capture_mic_open(snd_pcm_substream_t * substream)
1131{
1132 emu10k1_t *emu = snd_pcm_substream_chip(substream);
1133 emu10k1_pcm_t *epcm;
1134 snd_pcm_runtime_t *runtime = substream->runtime;
1135
e560d8d8 1136 epcm = kzalloc(sizeof(*epcm), GFP_KERNEL);
1da177e4
LT		 1137 if (epcm == NULL)
1138 return -ENOMEM;
1139 epcm->emu = emu;
1140 epcm->type = CAPTURE_AC97MIC;
1141 epcm->substream = substream;
1142 epcm->capture_ipr = IPR_MICBUFFULL|IPR_MICBUFHALFFULL;
1143 epcm->capture_inte = INTE_MICBUFENABLE;
1144 epcm->capture_ba_reg = MICBA;
1145 epcm->capture_bs_reg = MICBS;
1146 epcm->capture_idx_reg = emu->audigy ? A_MICIDX : MICIDX;
1147 substream->runtime->private_data = epcm;
1148 substream->runtime->private_free = snd_emu10k1_pcm_free_substream;
1149 runtime->hw = snd_emu10k1_capture;
1150 runtime->hw.rates = SNDRV_PCM_RATE_8000;
1151 runtime->hw.rate_min = runtime->hw.rate_max = 8000;
1152 runtime->hw.channels_min = 1;
1153 emu->capture_mic_interrupt = snd_emu10k1_pcm_ac97mic_interrupt;
1154 emu->pcm_capture_mic_substream = substream;
1155 snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES, &hw_constraints_capture_period_sizes);
1156 return 0;
1157}
1158
1159static int snd_emu10k1_capture_mic_close(snd_pcm_substream_t * substream)
1160{
1161 emu10k1_t *emu = snd_pcm_substream_chip(substream);
1162
1163 emu->capture_interrupt = NULL;
1164 emu->pcm_capture_mic_substream = NULL;
1165 return 0;
1166}
1167
1168static int snd_emu10k1_capture_efx_open(snd_pcm_substream_t * substream)
1169{
1170 emu10k1_t *emu = snd_pcm_substream_chip(substream);
1171 emu10k1_pcm_t *epcm;
1172 snd_pcm_runtime_t *runtime = substream->runtime;
1173 int nefx = emu->audigy ? 64 : 32;
1174 int idx;
1175
e560d8d8 1176 epcm = kzalloc(sizeof(*epcm), GFP_KERNEL);
1da177e4
LT		 1177 if (epcm == NULL)
1178 return -ENOMEM;
1179 epcm->emu = emu;
1180 epcm->type = CAPTURE_EFX;
1181 epcm->substream = substream;
1182 epcm->capture_ipr = IPR_EFXBUFFULL|IPR_EFXBUFHALFFULL;
1183 epcm->capture_inte = INTE_EFXBUFENABLE;
1184 epcm->capture_ba_reg = FXBA;
1185 epcm->capture_bs_reg = FXBS;
1186 epcm->capture_idx_reg = FXIDX;
1187 substream->runtime->private_data = epcm;
1188 substream->runtime->private_free = snd_emu10k1_pcm_free_substream;
1189 runtime->hw = snd_emu10k1_capture;
1190 runtime->hw.rates = SNDRV_PCM_RATE_48000;
1191 runtime->hw.rate_min = runtime->hw.rate_max = 48000;
1192 spin_lock_irq(&emu->reg_lock);
1193 runtime->hw.channels_min = runtime->hw.channels_max = 0;
1194 for (idx = 0; idx < nefx; idx++) {
1195 if (emu->efx_voices_mask[idx/32] & (1 << (idx%32))) {
1196 runtime->hw.channels_min++;
1197 runtime->hw.channels_max++;
1198 }
1199 }
1200 epcm->capture_cr_val = emu->efx_voices_mask[0];
1201 epcm->capture_cr_val2 = emu->efx_voices_mask[1];
1202 spin_unlock_irq(&emu->reg_lock);
1203 emu->capture_efx_interrupt = snd_emu10k1_pcm_efx_interrupt;
1204 emu->pcm_capture_efx_substream = substream;
1205 snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES, &hw_constraints_capture_period_sizes);
1206 return 0;
1207}
1208
1209static int snd_emu10k1_capture_efx_close(snd_pcm_substream_t * substream)
1210{
1211 emu10k1_t *emu = snd_pcm_substream_chip(substream);
1212
1213 emu->capture_interrupt = NULL;
1214 emu->pcm_capture_efx_substream = NULL;
1215 return 0;
1216}
1217
1218static snd_pcm_ops_t snd_emu10k1_playback_ops = {
1219 .open = snd_emu10k1_playback_open,
1220 .close = snd_emu10k1_playback_close,
1221 .ioctl = snd_pcm_lib_ioctl,
1222 .hw_params = snd_emu10k1_playback_hw_params,
1223 .hw_free = snd_emu10k1_playback_hw_free,
1224 .prepare = snd_emu10k1_playback_prepare,
1225 .trigger = snd_emu10k1_playback_trigger,
1226 .pointer = snd_emu10k1_playback_pointer,
1227 .page = snd_pcm_sgbuf_ops_page,
1228};
1229
1230static snd_pcm_ops_t snd_emu10k1_capture_ops = {
1231 .open = snd_emu10k1_capture_open,
1232 .close = snd_emu10k1_capture_close,
1233 .ioctl = snd_pcm_lib_ioctl,
1234 .hw_params = snd_emu10k1_capture_hw_params,
1235 .hw_free = snd_emu10k1_capture_hw_free,
1236 .prepare = snd_emu10k1_capture_prepare,
1237 .trigger = snd_emu10k1_capture_trigger,
1238 .pointer = snd_emu10k1_capture_pointer,
1239};
1240
1241/* EFX playback */
1242static snd_pcm_ops_t snd_emu10k1_efx_playback_ops = {
1243 .open = snd_emu10k1_efx_playback_open,
1244 .close = snd_emu10k1_efx_playback_close,
1245 .ioctl = snd_pcm_lib_ioctl,
1246 .hw_params = snd_emu10k1_playback_hw_params,
1247 .hw_free = snd_emu10k1_efx_playback_hw_free,
1248 .prepare = snd_emu10k1_efx_playback_prepare,
1249 .trigger = snd_emu10k1_efx_playback_trigger,
1250 .pointer = snd_emu10k1_efx_playback_pointer,
1251 .page = snd_pcm_sgbuf_ops_page,
1252};
1253
1da177e4
LT		 1254int __devinit snd_emu10k1_pcm(emu10k1_t * emu, int device, snd_pcm_t ** rpcm)
1255{
1256 snd_pcm_t *pcm;
1257 snd_pcm_substream_t *substream;
1258 int err;
1259
1260 if (rpcm)
1261 *rpcm = NULL;
1262
1263 if ((err = snd_pcm_new(emu->card, "emu10k1", device, 32, 1, &pcm)) < 0)
1264 return err;
1265
1266 pcm->private_data = emu;
1da177e4
LT		 1267
1268 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_emu10k1_playback_ops);
1269 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_emu10k1_capture_ops);
1270
1271 pcm->info_flags = 0;
1272 pcm->dev_subclass = SNDRV_PCM_SUBCLASS_GENERIC_MIX;
1273 strcpy(pcm->name, "ADC Capture/Standard PCM Playback");
1274 emu->pcm = pcm;
1275
1276 for (substream = pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream; substream; substream = substream->next)
1277 if ((err = snd_pcm_lib_preallocate_pages(substream, SNDRV_DMA_TYPE_DEV_SG, snd_dma_pci_data(emu->pci), 64*1024, 64*1024)) < 0)
1278 return err;
1279
1280 for (substream = pcm->streams[SNDRV_PCM_STREAM_CAPTURE].substream; substream; substream = substream->next)
1281 snd_pcm_lib_preallocate_pages(substream, SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(emu->pci), 64*1024, 64*1024);
1282
1283 if (rpcm)
1284 *rpcm = pcm;
1285
1286 return 0;
1287}
1288
1289int __devinit snd_emu10k1_pcm_multi(emu10k1_t * emu, int device, snd_pcm_t ** rpcm)
1290{
1291 snd_pcm_t *pcm;
1292 snd_pcm_substream_t *substream;
1293 int err;
1294
1295 if (rpcm)
1296 *rpcm = NULL;
1297
1298 if ((err = snd_pcm_new(emu->card, "emu10k1", device, 1, 0, &pcm)) < 0)
1299 return err;
1300
1301 pcm->private_data = emu;
1da177e4
LT		 1302
1303 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_emu10k1_efx_playback_ops);
1304
1305 pcm->info_flags = 0;
1306 pcm->dev_subclass = SNDRV_PCM_SUBCLASS_GENERIC_MIX;
1307 strcpy(pcm->name, "Multichannel Playback");
1308 emu->pcm = pcm;
1309
1310 for (substream = pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream; substream; substream = substream->next)
1311 if ((err = snd_pcm_lib_preallocate_pages(substream, SNDRV_DMA_TYPE_DEV_SG, snd_dma_pci_data(emu->pci), 64*1024, 64*1024)) < 0)
1312 return err;
1313
1314 if (rpcm)
1315 *rpcm = pcm;
1316
1317 return 0;
1318}
1319
1320
1321static snd_pcm_ops_t snd_emu10k1_capture_mic_ops = {
1322 .open = snd_emu10k1_capture_mic_open,
1323 .close = snd_emu10k1_capture_mic_close,
1324 .ioctl = snd_pcm_lib_ioctl,
1325 .hw_params = snd_emu10k1_capture_hw_params,
1326 .hw_free = snd_emu10k1_capture_hw_free,
1327 .prepare = snd_emu10k1_capture_prepare,
1328 .trigger = snd_emu10k1_capture_trigger,
1329 .pointer = snd_emu10k1_capture_pointer,
1330};
1331
1da177e4
LT		 1332int __devinit snd_emu10k1_pcm_mic(emu10k1_t * emu, int device, snd_pcm_t ** rpcm)
1333{
1334 snd_pcm_t *pcm;
1335 int err;
1336
1337 if (rpcm)
1338 *rpcm = NULL;
1339
1340 if ((err = snd_pcm_new(emu->card, "emu10k1 mic", device, 0, 1, &pcm)) < 0)
1341 return err;
1342
1343 pcm->private_data = emu;
1da177e4
LT		 1344
1345 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_emu10k1_capture_mic_ops);
1346
1347 pcm->info_flags = 0;
1348 strcpy(pcm->name, "Mic Capture");
1349 emu->pcm_mic = pcm;
1350
1351 snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(emu->pci), 64*1024, 64*1024);
1352
1353 if (rpcm)
1354 *rpcm = pcm;
1355 return 0;
1356}
1357
1358static int snd_emu10k1_pcm_efx_voices_mask_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
1359{
1360 emu10k1_t *emu = snd_kcontrol_chip(kcontrol);
1361 int nefx = emu->audigy ? 64 : 32;
1362 uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
1363 uinfo->count = nefx;
1364 uinfo->value.integer.min = 0;
1365 uinfo->value.integer.max = 1;
1366 return 0;
1367}
1368
1369static int snd_emu10k1_pcm_efx_voices_mask_get(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
1370{
1371 emu10k1_t *emu = snd_kcontrol_chip(kcontrol);
1372 int nefx = emu->audigy ? 64 : 32;
1373 int idx;
1374
1375 spin_lock_irq(&emu->reg_lock);
1376 for (idx = 0; idx < nefx; idx++)
1377 ucontrol->value.integer.value[idx] = (emu->efx_voices_mask[idx / 32] & (1 << (idx % 32))) ? 1 : 0;
1378 spin_unlock_irq(&emu->reg_lock);
1379 return 0;
1380}
1381
1382static int snd_emu10k1_pcm_efx_voices_mask_put(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
1383{
1384 emu10k1_t *emu = snd_kcontrol_chip(kcontrol);
1385 unsigned int nval[2], bits;
1386 int nefx = emu->audigy ? 64 : 32;
1387 int nefxb = emu->audigy ? 7 : 6;
1388 int change, idx;
1389
1390 nval[0] = nval[1] = 0;
1391 for (idx = 0, bits = 0; idx < nefx; idx++)
1392 if (ucontrol->value.integer.value[idx]) {
1393 nval[idx / 32] |= 1 << (idx % 32);
1394 bits++;
1395 }
1396
1397 for (idx = 0; idx < nefxb; idx++)
1398 if (1 << idx == bits)
1399 break;
1400
1401 if (idx >= nefxb)
1402 return -EINVAL;
1403
1404 spin_lock_irq(&emu->reg_lock);
1405 change = (nval[0] != emu->efx_voices_mask[0]) ||
1406 (nval[1] != emu->efx_voices_mask[1]);
1407 emu->efx_voices_mask[0] = nval[0];
1408 emu->efx_voices_mask[1] = nval[1];
1409 spin_unlock_irq(&emu->reg_lock);
1410 return change;
1411}
1412
1413static snd_kcontrol_new_t snd_emu10k1_pcm_efx_voices_mask = {
1414 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
1415 .name = "Captured FX8010 Outputs",
1416 .info = snd_emu10k1_pcm_efx_voices_mask_info,
1417 .get = snd_emu10k1_pcm_efx_voices_mask_get,
1418 .put = snd_emu10k1_pcm_efx_voices_mask_put
1419};
1420
1421static snd_pcm_ops_t snd_emu10k1_capture_efx_ops = {
1422 .open = snd_emu10k1_capture_efx_open,
1423 .close = snd_emu10k1_capture_efx_close,
1424 .ioctl = snd_pcm_lib_ioctl,
1425 .hw_params = snd_emu10k1_capture_hw_params,
1426 .hw_free = snd_emu10k1_capture_hw_free,
1427 .prepare = snd_emu10k1_capture_prepare,
1428 .trigger = snd_emu10k1_capture_trigger,
1429 .pointer = snd_emu10k1_capture_pointer,
1430};
1431
1432
1433/* EFX playback */
1434
1435#define INITIAL_TRAM_SHIFT 14
1436#define INITIAL_TRAM_POS(size) ((((size) / 2) - INITIAL_TRAM_SHIFT) - 1)
1437
1438static void snd_emu10k1_fx8010_playback_irq(emu10k1_t *emu, void *private_data)
1439{
1440 snd_pcm_substream_t *substream = private_data;
1441 snd_pcm_period_elapsed(substream);
1442}
1443
1444static void snd_emu10k1_fx8010_playback_tram_poke1(unsigned short *dst_left,
1445 unsigned short *dst_right,
1446 unsigned short *src,
1447 unsigned int count,
1448 unsigned int tram_shift)
1449{
1450 // printk("tram_poke1: dst_left = 0x%p, dst_right = 0x%p, src = 0x%p, count = 0x%x\n", dst_left, dst_right, src, count);
1451 if ((tram_shift & 1) == 0) {
1452 while (count--) {
1453 *dst_left-- = *src++;
1454 *dst_right-- = *src++;
1455 }
1456 } else {
1457 while (count--) {
1458 *dst_right-- = *src++;
1459 *dst_left-- = *src++;
1460 }
1461 }
1462}
1463
1464static void fx8010_pb_trans_copy(snd_pcm_substream_t *substream,
1465 snd_pcm_indirect_t *rec, size_t bytes)
1466{
1467 emu10k1_t *emu = snd_pcm_substream_chip(substream);
1468 snd_emu10k1_fx8010_pcm_t *pcm = &emu->fx8010.pcm[substream->number];
1469 unsigned int tram_size = pcm->buffer_size;
1470 unsigned short *src = (unsigned short *)(substream->runtime->dma_area + rec->sw_data);
1471 unsigned int frames = bytes >> 2, count;
1472 unsigned int tram_pos = pcm->tram_pos;
1473 unsigned int tram_shift = pcm->tram_shift;
1474
1475 while (frames > tram_pos) {
1476 count = tram_pos + 1;
1477 snd_emu10k1_fx8010_playback_tram_poke1((unsigned short *)emu->fx8010.etram_pages.area + tram_pos,
1478 (unsigned short *)emu->fx8010.etram_pages.area + tram_pos + tram_size / 2,
1479 src, count, tram_shift);
1480 src += count * 2;
1481 frames -= count;
1482 tram_pos = (tram_size / 2) - 1;
1483 tram_shift++;
1484 }
1485 snd_emu10k1_fx8010_playback_tram_poke1((unsigned short *)emu->fx8010.etram_pages.area + tram_pos,
1486 (unsigned short *)emu->fx8010.etram_pages.area + tram_pos + tram_size / 2,
1487 src, frames, tram_shift);
1488 tram_pos -= frames;
1489 pcm->tram_pos = tram_pos;
1490 pcm->tram_shift = tram_shift;
1491}
1492
1493static int snd_emu10k1_fx8010_playback_transfer(snd_pcm_substream_t *substream)
1494{
1495 emu10k1_t *emu = snd_pcm_substream_chip(substream);
1496 snd_emu10k1_fx8010_pcm_t *pcm = &emu->fx8010.pcm[substream->number];
1497
1498 snd_pcm_indirect_playback_transfer(substream, &pcm->pcm_rec, fx8010_pb_trans_copy);
1499 return 0;
1500}
1501
1502static int snd_emu10k1_fx8010_playback_hw_params(snd_pcm_substream_t * substream,
1503 snd_pcm_hw_params_t * hw_params)
1504{
1505 return snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params));
1506}
1507
1508static int snd_emu10k1_fx8010_playback_hw_free(snd_pcm_substream_t * substream)
1509{
1510 emu10k1_t *emu = snd_pcm_substream_chip(substream);
1511 snd_emu10k1_fx8010_pcm_t *pcm = &emu->fx8010.pcm[substream->number];
1512 unsigned int i;
1513
1514 for (i = 0; i < pcm->channels; i++)
1515 snd_emu10k1_ptr_write(emu, TANKMEMADDRREGBASE + 0x80 + pcm->etram[i], 0, 0);
1516 snd_pcm_lib_free_pages(substream);
1517 return 0;
1518}
1519
1520static int snd_emu10k1_fx8010_playback_prepare(snd_pcm_substream_t * substream)
1521{
1522 emu10k1_t *emu = snd_pcm_substream_chip(substream);
1523 snd_pcm_runtime_t *runtime = substream->runtime;
1524 snd_emu10k1_fx8010_pcm_t *pcm = &emu->fx8010.pcm[substream->number];
1525 unsigned int i;
1526
1527 // printk("prepare: etram_pages = 0x%p, dma_area = 0x%x, buffer_size = 0x%x (0x%x)\n", emu->fx8010.etram_pages, runtime->dma_area, runtime->buffer_size, runtime->buffer_size << 2);
1528 memset(&pcm->pcm_rec, 0, sizeof(pcm->pcm_rec));
1529 pcm->pcm_rec.hw_buffer_size = pcm->buffer_size * 2; /* byte size */
1530 pcm->pcm_rec.sw_buffer_size = snd_pcm_lib_buffer_bytes(substream);
1531 pcm->tram_pos = INITIAL_TRAM_POS(pcm->buffer_size);
1532 pcm->tram_shift = 0;
1533 snd_emu10k1_ptr_write(emu, emu->gpr_base + pcm->gpr_running, 0, 0); /* reset */
1534 snd_emu10k1_ptr_write(emu, emu->gpr_base + pcm->gpr_trigger, 0, 0); /* reset */
1535 snd_emu10k1_ptr_write(emu, emu->gpr_base + pcm->gpr_size, 0, runtime->buffer_size);
1536 snd_emu10k1_ptr_write(emu, emu->gpr_base + pcm->gpr_ptr, 0, 0); /* reset ptr number */
1537 snd_emu10k1_ptr_write(emu, emu->gpr_base + pcm->gpr_count, 0, runtime->period_size);
1538 snd_emu10k1_ptr_write(emu, emu->gpr_base + pcm->gpr_tmpcount, 0, runtime->period_size);
1539 for (i = 0; i < pcm->channels; i++)
1540 snd_emu10k1_ptr_write(emu, TANKMEMADDRREGBASE + 0x80 + pcm->etram[i], 0, (TANKMEMADDRREG_READ|TANKMEMADDRREG_ALIGN) + i * (runtime->buffer_size / pcm->channels));
1541 return 0;
1542}
1543
1544static int snd_emu10k1_fx8010_playback_trigger(snd_pcm_substream_t * substream, int cmd)
1545{
1546 emu10k1_t *emu = snd_pcm_substream_chip(substream);
1547 snd_emu10k1_fx8010_pcm_t *pcm = &emu->fx8010.pcm[substream->number];
1548 int result = 0;
1549
1550 spin_lock(&emu->reg_lock);
1551 switch (cmd) {
1552 case SNDRV_PCM_TRIGGER_START:
1553 /* follow thru */
1554 case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
1555#ifdef EMU10K1_SET_AC3_IEC958
1556 {
1557 int i;
1558 for (i = 0; i < 3; i++) {
1559 unsigned int bits;
1560 bits = SPCS_CLKACCY_1000PPM | SPCS_SAMPLERATE_48 |
1561 SPCS_CHANNELNUM_LEFT | SPCS_SOURCENUM_UNSPEC | SPCS_GENERATIONSTATUS |
1562 0x00001200 | SPCS_EMPHASIS_NONE | SPCS_COPYRIGHT | SPCS_NOTAUDIODATA;
1563 snd_emu10k1_ptr_write(emu, SPCS0 + i, 0, bits);
1564 }
1565 }
1566#endif
1567 result = snd_emu10k1_fx8010_register_irq_handler(emu, snd_emu10k1_fx8010_playback_irq, pcm->gpr_running, substream, &pcm->irq);
1568 if (result < 0)
1569 goto __err;
1570 snd_emu10k1_fx8010_playback_transfer(substream); /* roll the ball */
1571 snd_emu10k1_ptr_write(emu, emu->gpr_base + pcm->gpr_trigger, 0, 1);
1572 break;
1573 case SNDRV_PCM_TRIGGER_STOP:
1574 case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
1575 snd_emu10k1_fx8010_unregister_irq_handler(emu, pcm->irq); pcm->irq = NULL;
1576 snd_emu10k1_ptr_write(emu, emu->gpr_base + pcm->gpr_trigger, 0, 0);
1577 pcm->tram_pos = INITIAL_TRAM_POS(pcm->buffer_size);
1578 pcm->tram_shift = 0;
1579 break;
1580 default:
1581 result = -EINVAL;
1582 break;
1583 }
1584 __err:
1585 spin_unlock(&emu->reg_lock);
1586 return result;
1587}
1588
1589static snd_pcm_uframes_t snd_emu10k1_fx8010_playback_pointer(snd_pcm_substream_t * substream)
1590{
1591 emu10k1_t *emu = snd_pcm_substream_chip(substream);
1592 snd_emu10k1_fx8010_pcm_t *pcm = &emu->fx8010.pcm[substream->number];
1593 size_t ptr; /* byte pointer */
1594
1595 if (!snd_emu10k1_ptr_read(emu, emu->gpr_base + pcm->gpr_trigger, 0))
1596 return 0;
1597 ptr = snd_emu10k1_ptr_read(emu, emu->gpr_base + pcm->gpr_ptr, 0) << 2;
1598 return snd_pcm_indirect_playback_pointer(substream, &pcm->pcm_rec, ptr);
1599}
1600
1601static snd_pcm_hardware_t snd_emu10k1_fx8010_playback =
1602{
1603 .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
1604 /* SNDRV_PCM_INFO_MMAP_VALID | */ SNDRV_PCM_INFO_PAUSE),
1605 .formats = SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE,
1606 .rates = SNDRV_PCM_RATE_48000,
1607 .rate_min = 48000,
1608 .rate_max = 48000,
1609 .channels_min = 1,
1610 .channels_max = 1,
1611 .buffer_bytes_max = (128*1024),
1612 .period_bytes_min = 1024,
1613 .period_bytes_max = (128*1024),
1614 .periods_min = 1,
1615 .periods_max = 1024,
1616 .fifo_size = 0,
1617};
1618
1619static int snd_emu10k1_fx8010_playback_open(snd_pcm_substream_t * substream)
1620{
1621 emu10k1_t *emu = snd_pcm_substream_chip(substream);
1622 snd_pcm_runtime_t *runtime = substream->runtime;
1623 snd_emu10k1_fx8010_pcm_t *pcm = &emu->fx8010.pcm[substream->number];
1624
1625 runtime->hw = snd_emu10k1_fx8010_playback;
1626 runtime->hw.channels_min = runtime->hw.channels_max = pcm->channels;
1627 runtime->hw.period_bytes_max = (pcm->buffer_size * 2) / 2;
1628 spin_lock_irq(&emu->reg_lock);
1629 if (pcm->valid == 0) {
1630 spin_unlock_irq(&emu->reg_lock);
1631 return -ENODEV;
1632 }
1633 pcm->opened = 1;
1634 spin_unlock_irq(&emu->reg_lock);
1635 return 0;
1636}
1637
1638static int snd_emu10k1_fx8010_playback_close(snd_pcm_substream_t * substream)
1639{
1640 emu10k1_t *emu = snd_pcm_substream_chip(substream);
1641 snd_emu10k1_fx8010_pcm_t *pcm = &emu->fx8010.pcm[substream->number];
1642
1643 spin_lock_irq(&emu->reg_lock);
1644 pcm->opened = 0;
1645 spin_unlock_irq(&emu->reg_lock);
1646 return 0;
1647}
1648
1649static snd_pcm_ops_t snd_emu10k1_fx8010_playback_ops = {
1650 .open = snd_emu10k1_fx8010_playback_open,
1651 .close = snd_emu10k1_fx8010_playback_close,
1652 .ioctl = snd_pcm_lib_ioctl,
1653 .hw_params = snd_emu10k1_fx8010_playback_hw_params,
1654 .hw_free = snd_emu10k1_fx8010_playback_hw_free,
1655 .prepare = snd_emu10k1_fx8010_playback_prepare,
1656 .trigger = snd_emu10k1_fx8010_playback_trigger,
1657 .pointer = snd_emu10k1_fx8010_playback_pointer,
1658 .ack = snd_emu10k1_fx8010_playback_transfer,
1659};
1660
1da177e4
LT		 1661int __devinit snd_emu10k1_pcm_efx(emu10k1_t * emu, int device, snd_pcm_t ** rpcm)
1662{
1663 snd_pcm_t *pcm;
67ed4161 1664 snd_kcontrol_t *kctl;
1da177e4
LT		 1665 int err;
1666
1667 if (rpcm)
1668 *rpcm = NULL;
1669
1670 if ((err = snd_pcm_new(emu->card, "emu10k1 efx", device, 8, 1, &pcm)) < 0)
1671 return err;
1672
1673 pcm->private_data = emu;
1da177e4
LT		 1674
1675 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_emu10k1_fx8010_playback_ops);
1676 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_emu10k1_capture_efx_ops);
1677
1678 pcm->info_flags = 0;
1679 strcpy(pcm->name, "Multichannel Capture/PT Playback");
1680 emu->pcm_efx = pcm;
1681 if (rpcm)
1682 *rpcm = pcm;
1683
1684 /* EFX capture - record the "FXBUS2" channels, by default we connect the EXTINs
1685 * to these
1686 */
1687
1688 /* emu->efx_voices_mask[0] = FXWC_DEFAULTROUTE_C | FXWC_DEFAULTROUTE_A; */
1689 if (emu->audigy) {
1690 emu->efx_voices_mask[0] = 0;
1691 emu->efx_voices_mask[1] = 0xffff;
1692 } else {
1693 emu->efx_voices_mask[0] = 0xffff0000;
1694 emu->efx_voices_mask[1] = 0;
1695 }
67ed4161
CL		 1696 kctl = snd_ctl_new1(&snd_emu10k1_pcm_efx_voices_mask, emu);
1697 if (!kctl)
1698 return -ENOMEM;
1699 kctl->id.device = device;
1700 snd_ctl_add(emu->card, kctl);
1da177e4
LT		 1701
1702 snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(emu->pci), 64*1024, 64*1024);
1703
1704 return 0;
1705}
Clone of davem's net-next-2.6 tree