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[mirror_ubuntu-bionic-kernel.git] / sound / pci / trident / trident_main.c
1 /*
2 * Maintained by Jaroslav Kysela <perex@suse.cz>
3 * Originated by audio@tridentmicro.com
4 * Fri Feb 19 15:55:28 MST 1999
5 * Routines for control of Trident 4DWave (DX and NX) chip
6 *
7 * BUGS:
8 *
9 * TODO:
10 * ---
11 *
12 * This program is free software; you can redistribute it and/or modify
13 * it under the terms of the GNU General Public License as published by
14 * the Free Software Foundation; either version 2 of the License, or
15 * (at your option) any later version.
16 *
17 * This program is distributed in the hope that it will be useful,
18 * but WITHOUT ANY WARRANTY; without even the implied warranty of
19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20 * GNU General Public License for more details.
21 *
22 * You should have received a copy of the GNU General Public License
23 * along with this program; if not, write to the Free Software
24 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
25 *
26 *
27 * SiS7018 S/PDIF support by Thomas Winischhofer <thomas@winischhofer.net>
28 */
29
30 #include <sound/driver.h>
31 #include <linux/delay.h>
32 #include <linux/init.h>
33 #include <linux/interrupt.h>
34 #include <linux/pci.h>
35 #include <linux/slab.h>
36 #include <linux/vmalloc.h>
37 #include <linux/gameport.h>
38
39 #include <sound/core.h>
40 #include <sound/info.h>
41 #include <sound/control.h>
42 #include <sound/trident.h>
43 #include <sound/asoundef.h>
44
45 #include <asm/io.h>
46
47 static int snd_trident_pcm_mixer_build(trident_t *trident, snd_trident_voice_t * voice, snd_pcm_substream_t *substream);
48 static int snd_trident_pcm_mixer_free(trident_t *trident, snd_trident_voice_t * voice, snd_pcm_substream_t *substream);
49 static irqreturn_t snd_trident_interrupt(int irq, void *dev_id, struct pt_regs *regs);
50 #ifdef CONFIG_PM
51 static int snd_trident_suspend(snd_card_t *card, pm_message_t state);
52 static int snd_trident_resume(snd_card_t *card);
53 #endif
54 static int snd_trident_sis_reset(trident_t *trident);
55
56 static void snd_trident_clear_voices(trident_t * trident, unsigned short v_min, unsigned short v_max);
57 static int snd_trident_free(trident_t *trident);
58
59 /*
60 * common I/O routines
61 */
62
63
64 #if 0
65 static void snd_trident_print_voice_regs(trident_t *trident, int voice)
66 {
67 unsigned int val, tmp;
68
69 printk("Trident voice %i:\n", voice);
70 outb(voice, TRID_REG(trident, T4D_LFO_GC_CIR));
71 val = inl(TRID_REG(trident, CH_LBA));
72 printk("LBA: 0x%x\n", val);
73 val = inl(TRID_REG(trident, CH_GVSEL_PAN_VOL_CTRL_EC));
74 printk("GVSel: %i\n", val >> 31);
75 printk("Pan: 0x%x\n", (val >> 24) & 0x7f);
76 printk("Vol: 0x%x\n", (val >> 16) & 0xff);
77 printk("CTRL: 0x%x\n", (val >> 12) & 0x0f);
78 printk("EC: 0x%x\n", val & 0x0fff);
79 if (trident->device != TRIDENT_DEVICE_ID_NX) {
80 val = inl(TRID_REG(trident, CH_DX_CSO_ALPHA_FMS));
81 printk("CSO: 0x%x\n", val >> 16);
82 printk("Alpha: 0x%x\n", (val >> 4) & 0x0fff);
83 printk("FMS: 0x%x\n", val & 0x0f);
84 val = inl(TRID_REG(trident, CH_DX_ESO_DELTA));
85 printk("ESO: 0x%x\n", val >> 16);
86 printk("Delta: 0x%x\n", val & 0xffff);
87 val = inl(TRID_REG(trident, CH_DX_FMC_RVOL_CVOL));
88 } else { // TRIDENT_DEVICE_ID_NX
89 val = inl(TRID_REG(trident, CH_NX_DELTA_CSO));
90 tmp = (val >> 24) & 0xff;
91 printk("CSO: 0x%x\n", val & 0x00ffffff);
92 val = inl(TRID_REG(trident, CH_NX_DELTA_ESO));
93 tmp |= (val >> 16) & 0xff00;
94 printk("Delta: 0x%x\n", tmp);
95 printk("ESO: 0x%x\n", val & 0x00ffffff);
96 val = inl(TRID_REG(trident, CH_NX_ALPHA_FMS_FMC_RVOL_CVOL));
97 printk("Alpha: 0x%x\n", val >> 20);
98 printk("FMS: 0x%x\n", (val >> 16) & 0x0f);
99 }
100 printk("FMC: 0x%x\n", (val >> 14) & 3);
101 printk("RVol: 0x%x\n", (val >> 7) & 0x7f);
102 printk("CVol: 0x%x\n", val & 0x7f);
103 }
104 #endif
105
106 /*---------------------------------------------------------------------------
107 unsigned short snd_trident_codec_read(ac97_t *ac97, unsigned short reg)
108
109 Description: This routine will do all of the reading from the external
110 CODEC (AC97).
111
112 Parameters: ac97 - ac97 codec structure
113 reg - CODEC register index, from AC97 Hal.
114
115 returns: 16 bit value read from the AC97.
116
117 ---------------------------------------------------------------------------*/
118 static unsigned short snd_trident_codec_read(ac97_t *ac97, unsigned short reg)
119 {
120 unsigned int data = 0, treg;
121 unsigned short count = 0xffff;
122 unsigned long flags;
123 trident_t *trident = ac97->private_data;
124
125 spin_lock_irqsave(&trident->reg_lock, flags);
126 if (trident->device == TRIDENT_DEVICE_ID_DX) {
127 data = (DX_AC97_BUSY_READ | (reg & 0x000000ff));
128 outl(data, TRID_REG(trident, DX_ACR1_AC97_R));
129 do {
130 data = inl(TRID_REG(trident, DX_ACR1_AC97_R));
131 if ((data & DX_AC97_BUSY_READ) == 0)
132 break;
133 } while (--count);
134 } else if (trident->device == TRIDENT_DEVICE_ID_NX) {
135 data = (NX_AC97_BUSY_READ | (reg & 0x000000ff));
136 treg = ac97->num == 0 ? NX_ACR2_AC97_R_PRIMARY : NX_ACR3_AC97_R_SECONDARY;
137 outl(data, TRID_REG(trident, treg));
138 do {
139 data = inl(TRID_REG(trident, treg));
140 if ((data & 0x00000C00) == 0)
141 break;
142 } while (--count);
143 } else if (trident->device == TRIDENT_DEVICE_ID_SI7018) {
144 data = SI_AC97_BUSY_READ | SI_AC97_AUDIO_BUSY | (reg & 0x000000ff);
145 if (ac97->num == 1)
146 data |= SI_AC97_SECONDARY;
147 outl(data, TRID_REG(trident, SI_AC97_READ));
148 do {
149 data = inl(TRID_REG(trident, SI_AC97_READ));
150 if ((data & (SI_AC97_BUSY_READ)) == 0)
151 break;
152 } while (--count);
153 }
154
155 if (count == 0 && !trident->ac97_detect) {
156 snd_printk("ac97 codec read TIMEOUT [0x%x/0x%x]!!!\n", reg, data);
157 data = 0;
158 }
159
160 spin_unlock_irqrestore(&trident->reg_lock, flags);
161 return ((unsigned short) (data >> 16));
162 }
163
164 /*---------------------------------------------------------------------------
165 void snd_trident_codec_write(ac97_t *ac97, unsigned short reg, unsigned short wdata)
166
167 Description: This routine will do all of the writing to the external
168 CODEC (AC97).
169
170 Parameters: ac97 - ac97 codec structure
171 reg - CODEC register index, from AC97 Hal.
172 data - Lower 16 bits are the data to write to CODEC.
173
174 returns: TRUE if everything went ok, else FALSE.
175
176 ---------------------------------------------------------------------------*/
177 static void snd_trident_codec_write(ac97_t *ac97, unsigned short reg, unsigned short wdata)
178 {
179 unsigned int address, data;
180 unsigned short count = 0xffff;
181 unsigned long flags;
182 trident_t *trident = ac97->private_data;
183
184 data = ((unsigned long) wdata) << 16;
185
186 spin_lock_irqsave(&trident->reg_lock, flags);
187 if (trident->device == TRIDENT_DEVICE_ID_DX) {
188 address = DX_ACR0_AC97_W;
189
190 /* read AC-97 write register status */
191 do {
192 if ((inw(TRID_REG(trident, address)) & DX_AC97_BUSY_WRITE) == 0)
193 break;
194 } while (--count);
195
196 data |= (DX_AC97_BUSY_WRITE | (reg & 0x000000ff));
197 } else if (trident->device == TRIDENT_DEVICE_ID_NX) {
198 address = NX_ACR1_AC97_W;
199
200 /* read AC-97 write register status */
201 do {
202 if ((inw(TRID_REG(trident, address)) & NX_AC97_BUSY_WRITE) == 0)
203 break;
204 } while (--count);
205
206 data |= (NX_AC97_BUSY_WRITE | (ac97->num << 8) | (reg & 0x000000ff));
207 } else if (trident->device == TRIDENT_DEVICE_ID_SI7018) {
208 address = SI_AC97_WRITE;
209
210 /* read AC-97 write register status */
211 do {
212 if ((inw(TRID_REG(trident, address)) & (SI_AC97_BUSY_WRITE)) == 0)
213 break;
214 } while (--count);
215
216 data |= SI_AC97_BUSY_WRITE | SI_AC97_AUDIO_BUSY | (reg & 0x000000ff);
217 if (ac97->num == 1)
218 data |= SI_AC97_SECONDARY;
219 } else {
220 address = 0; /* keep GCC happy */
221 count = 0; /* return */
222 }
223
224 if (count == 0) {
225 spin_unlock_irqrestore(&trident->reg_lock, flags);
226 return;
227 }
228 outl(data, TRID_REG(trident, address));
229 spin_unlock_irqrestore(&trident->reg_lock, flags);
230 }
231
232 /*---------------------------------------------------------------------------
233 void snd_trident_enable_eso(trident_t *trident)
234
235 Description: This routine will enable end of loop interrupts.
236 End of loop interrupts will occur when a running
237 channel reaches ESO.
238 Also enables middle of loop interrupts.
239
240 Parameters: trident - pointer to target device class for 4DWave.
241
242 ---------------------------------------------------------------------------*/
243
244 static void snd_trident_enable_eso(trident_t * trident)
245 {
246 unsigned int val;
247
248 val = inl(TRID_REG(trident, T4D_LFO_GC_CIR));
249 val |= ENDLP_IE;
250 val |= MIDLP_IE;
251 if (trident->device == TRIDENT_DEVICE_ID_SI7018)
252 val |= BANK_B_EN;
253 outl(val, TRID_REG(trident, T4D_LFO_GC_CIR));
254 }
255
256 /*---------------------------------------------------------------------------
257 void snd_trident_disable_eso(trident_t *trident)
258
259 Description: This routine will disable end of loop interrupts.
260 End of loop interrupts will occur when a running
261 channel reaches ESO.
262 Also disables middle of loop interrupts.
263
264 Parameters:
265 trident - pointer to target device class for 4DWave.
266
267 returns: TRUE if everything went ok, else FALSE.
268
269 ---------------------------------------------------------------------------*/
270
271 static void snd_trident_disable_eso(trident_t * trident)
272 {
273 unsigned int tmp;
274
275 tmp = inl(TRID_REG(trident, T4D_LFO_GC_CIR));
276 tmp &= ~ENDLP_IE;
277 tmp &= ~MIDLP_IE;
278 outl(tmp, TRID_REG(trident, T4D_LFO_GC_CIR));
279 }
280
281 /*---------------------------------------------------------------------------
282 void snd_trident_start_voice(trident_t * trident, unsigned int voice)
283
284 Description: Start a voice, any channel 0 thru 63.
285 This routine automatically handles the fact that there are
286 more than 32 channels available.
287
288 Parameters : voice - Voice number 0 thru n.
289 trident - pointer to target device class for 4DWave.
290
291 Return Value: None.
292
293 ---------------------------------------------------------------------------*/
294
295 void snd_trident_start_voice(trident_t * trident, unsigned int voice)
296 {
297 unsigned int mask = 1 << (voice & 0x1f);
298 unsigned int reg = (voice & 0x20) ? T4D_START_B : T4D_START_A;
299
300 outl(mask, TRID_REG(trident, reg));
301 }
302
303 /*---------------------------------------------------------------------------
304 void snd_trident_stop_voice(trident_t * trident, unsigned int voice)
305
306 Description: Stop a voice, any channel 0 thru 63.
307 This routine automatically handles the fact that there are
308 more than 32 channels available.
309
310 Parameters : voice - Voice number 0 thru n.
311 trident - pointer to target device class for 4DWave.
312
313 Return Value: None.
314
315 ---------------------------------------------------------------------------*/
316
317 void snd_trident_stop_voice(trident_t * trident, unsigned int voice)
318 {
319 unsigned int mask = 1 << (voice & 0x1f);
320 unsigned int reg = (voice & 0x20) ? T4D_STOP_B : T4D_STOP_A;
321
322 outl(mask, TRID_REG(trident, reg));
323 }
324
325 /*---------------------------------------------------------------------------
326 int snd_trident_allocate_pcm_channel(trident_t *trident)
327
328 Description: Allocate hardware channel in Bank B (32-63).
329
330 Parameters : trident - pointer to target device class for 4DWave.
331
332 Return Value: hardware channel - 32-63 or -1 when no channel is available
333
334 ---------------------------------------------------------------------------*/
335
336 static int snd_trident_allocate_pcm_channel(trident_t * trident)
337 {
338 int idx;
339
340 if (trident->ChanPCMcnt >= trident->ChanPCM)
341 return -1;
342 for (idx = 31; idx >= 0; idx--) {
343 if (!(trident->ChanMap[T4D_BANK_B] & (1 << idx))) {
344 trident->ChanMap[T4D_BANK_B] |= 1 << idx;
345 trident->ChanPCMcnt++;
346 return idx + 32;
347 }
348 }
349 return -1;
350 }
351
352 /*---------------------------------------------------------------------------
353 void snd_trident_free_pcm_channel(int channel)
354
355 Description: Free hardware channel in Bank B (32-63)
356
357 Parameters : trident - pointer to target device class for 4DWave.
358 channel - hardware channel number 0-63
359
360 Return Value: none
361
362 ---------------------------------------------------------------------------*/
363
364 static void snd_trident_free_pcm_channel(trident_t *trident, int channel)
365 {
366 if (channel < 32 || channel > 63)
367 return;
368 channel &= 0x1f;
369 if (trident->ChanMap[T4D_BANK_B] & (1 << channel)) {
370 trident->ChanMap[T4D_BANK_B] &= ~(1 << channel);
371 trident->ChanPCMcnt--;
372 }
373 }
374
375 /*---------------------------------------------------------------------------
376 unsigned int snd_trident_allocate_synth_channel(void)
377
378 Description: Allocate hardware channel in Bank A (0-31).
379
380 Parameters : trident - pointer to target device class for 4DWave.
381
382 Return Value: hardware channel - 0-31 or -1 when no channel is available
383
384 ---------------------------------------------------------------------------*/
385
386 static int snd_trident_allocate_synth_channel(trident_t * trident)
387 {
388 int idx;
389
390 for (idx = 31; idx >= 0; idx--) {
391 if (!(trident->ChanMap[T4D_BANK_A] & (1 << idx))) {
392 trident->ChanMap[T4D_BANK_A] |= 1 << idx;
393 trident->synth.ChanSynthCount++;
394 return idx;
395 }
396 }
397 return -1;
398 }
399
400 /*---------------------------------------------------------------------------
401 void snd_trident_free_synth_channel( int channel )
402
403 Description: Free hardware channel in Bank B (0-31).
404
405 Parameters : trident - pointer to target device class for 4DWave.
406 channel - hardware channel number 0-63
407
408 Return Value: none
409
410 ---------------------------------------------------------------------------*/
411
412 static void snd_trident_free_synth_channel(trident_t *trident, int channel)
413 {
414 if (channel < 0 || channel > 31)
415 return;
416 channel &= 0x1f;
417 if (trident->ChanMap[T4D_BANK_A] & (1 << channel)) {
418 trident->ChanMap[T4D_BANK_A] &= ~(1 << channel);
419 trident->synth.ChanSynthCount--;
420 }
421 }
422
423 /*---------------------------------------------------------------------------
424 snd_trident_write_voice_regs
425
426 Description: This routine will complete and write the 5 hardware channel
427 registers to hardware.
428
429 Paramters: trident - pointer to target device class for 4DWave.
430 voice - synthesizer voice structure
431 Each register field.
432
433 ---------------------------------------------------------------------------*/
434
435 void snd_trident_write_voice_regs(trident_t * trident,
436 snd_trident_voice_t * voice)
437 {
438 unsigned int FmcRvolCvol;
439 unsigned int regs[5];
440
441 regs[1] = voice->LBA;
442 regs[4] = (voice->GVSel << 31) |
443 ((voice->Pan & 0x0000007f) << 24) |
444 ((voice->CTRL & 0x0000000f) << 12);
445 FmcRvolCvol = ((voice->FMC & 3) << 14) |
446 ((voice->RVol & 0x7f) << 7) |
447 (voice->CVol & 0x7f);
448
449 switch (trident->device) {
450 case TRIDENT_DEVICE_ID_SI7018:
451 regs[4] |= voice->number > 31 ?
452 (voice->Vol & 0x000003ff) :
453 ((voice->Vol & 0x00003fc) << (16-2)) |
454 (voice->EC & 0x00000fff);
455 regs[0] = (voice->CSO << 16) | ((voice->Alpha & 0x00000fff) << 4) | (voice->FMS & 0x0000000f);
456 regs[2] = (voice->ESO << 16) | (voice->Delta & 0x0ffff);
457 regs[3] = (voice->Attribute << 16) | FmcRvolCvol;
458 break;
459 case TRIDENT_DEVICE_ID_DX:
460 regs[4] |= ((voice->Vol & 0x000003fc) << (16-2)) |
461 (voice->EC & 0x00000fff);
462 regs[0] = (voice->CSO << 16) | ((voice->Alpha & 0x00000fff) << 4) | (voice->FMS & 0x0000000f);
463 regs[2] = (voice->ESO << 16) | (voice->Delta & 0x0ffff);
464 regs[3] = FmcRvolCvol;
465 break;
466 case TRIDENT_DEVICE_ID_NX:
467 regs[4] |= ((voice->Vol & 0x000003fc) << (16-2)) |
468 (voice->EC & 0x00000fff);
469 regs[0] = (voice->Delta << 24) | (voice->CSO & 0x00ffffff);
470 regs[2] = ((voice->Delta << 16) & 0xff000000) | (voice->ESO & 0x00ffffff);
471 regs[3] = (voice->Alpha << 20) | ((voice->FMS & 0x0000000f) << 16) | FmcRvolCvol;
472 break;
473 default:
474 snd_BUG();
475 }
476
477 outb(voice->number, TRID_REG(trident, T4D_LFO_GC_CIR));
478 outl(regs[0], TRID_REG(trident, CH_START + 0));
479 outl(regs[1], TRID_REG(trident, CH_START + 4));
480 outl(regs[2], TRID_REG(trident, CH_START + 8));
481 outl(regs[3], TRID_REG(trident, CH_START + 12));
482 outl(regs[4], TRID_REG(trident, CH_START + 16));
483
484 #if 0
485 printk("written %i channel:\n", voice->number);
486 printk(" regs[0] = 0x%x/0x%x\n", regs[0], inl(TRID_REG(trident, CH_START + 0)));
487 printk(" regs[1] = 0x%x/0x%x\n", regs[1], inl(TRID_REG(trident, CH_START + 4)));
488 printk(" regs[2] = 0x%x/0x%x\n", regs[2], inl(TRID_REG(trident, CH_START + 8)));
489 printk(" regs[3] = 0x%x/0x%x\n", regs[3], inl(TRID_REG(trident, CH_START + 12)));
490 printk(" regs[4] = 0x%x/0x%x\n", regs[4], inl(TRID_REG(trident, CH_START + 16)));
491 #endif
492 }
493
494 /*---------------------------------------------------------------------------
495 snd_trident_write_cso_reg
496
497 Description: This routine will write the new CSO offset
498 register to hardware.
499
500 Paramters: trident - pointer to target device class for 4DWave.
501 voice - synthesizer voice structure
502 CSO - new CSO value
503
504 ---------------------------------------------------------------------------*/
505
506 static void snd_trident_write_cso_reg(trident_t * trident, snd_trident_voice_t * voice, unsigned int CSO)
507 {
508 voice->CSO = CSO;
509 outb(voice->number, TRID_REG(trident, T4D_LFO_GC_CIR));
510 if (trident->device != TRIDENT_DEVICE_ID_NX) {
511 outw(voice->CSO, TRID_REG(trident, CH_DX_CSO_ALPHA_FMS) + 2);
512 } else {
513 outl((voice->Delta << 24) | (voice->CSO & 0x00ffffff), TRID_REG(trident, CH_NX_DELTA_CSO));
514 }
515 }
516
517 /*---------------------------------------------------------------------------
518 snd_trident_write_eso_reg
519
520 Description: This routine will write the new ESO offset
521 register to hardware.
522
523 Paramters: trident - pointer to target device class for 4DWave.
524 voice - synthesizer voice structure
525 ESO - new ESO value
526
527 ---------------------------------------------------------------------------*/
528
529 static void snd_trident_write_eso_reg(trident_t * trident, snd_trident_voice_t * voice, unsigned int ESO)
530 {
531 voice->ESO = ESO;
532 outb(voice->number, TRID_REG(trident, T4D_LFO_GC_CIR));
533 if (trident->device != TRIDENT_DEVICE_ID_NX) {
534 outw(voice->ESO, TRID_REG(trident, CH_DX_ESO_DELTA) + 2);
535 } else {
536 outl(((voice->Delta << 16) & 0xff000000) | (voice->ESO & 0x00ffffff), TRID_REG(trident, CH_NX_DELTA_ESO));
537 }
538 }
539
540 /*---------------------------------------------------------------------------
541 snd_trident_write_vol_reg
542
543 Description: This routine will write the new voice volume
544 register to hardware.
545
546 Paramters: trident - pointer to target device class for 4DWave.
547 voice - synthesizer voice structure
548 Vol - new voice volume
549
550 ---------------------------------------------------------------------------*/
551
552 static void snd_trident_write_vol_reg(trident_t * trident, snd_trident_voice_t * voice, unsigned int Vol)
553 {
554 voice->Vol = Vol;
555 outb(voice->number, TRID_REG(trident, T4D_LFO_GC_CIR));
556 switch (trident->device) {
557 case TRIDENT_DEVICE_ID_DX:
558 case TRIDENT_DEVICE_ID_NX:
559 outb(voice->Vol >> 2, TRID_REG(trident, CH_GVSEL_PAN_VOL_CTRL_EC + 2));
560 break;
561 case TRIDENT_DEVICE_ID_SI7018:
562 // printk("voice->Vol = 0x%x\n", voice->Vol);
563 outw((voice->CTRL << 12) | voice->Vol, TRID_REG(trident, CH_GVSEL_PAN_VOL_CTRL_EC));
564 break;
565 }
566 }
567
568 /*---------------------------------------------------------------------------
569 snd_trident_write_pan_reg
570
571 Description: This routine will write the new voice pan
572 register to hardware.
573
574 Paramters: trident - pointer to target device class for 4DWave.
575 voice - synthesizer voice structure
576 Pan - new pan value
577
578 ---------------------------------------------------------------------------*/
579
580 static void snd_trident_write_pan_reg(trident_t * trident, snd_trident_voice_t * voice, unsigned int Pan)
581 {
582 voice->Pan = Pan;
583 outb(voice->number, TRID_REG(trident, T4D_LFO_GC_CIR));
584 outb(((voice->GVSel & 0x01) << 7) | (voice->Pan & 0x7f), TRID_REG(trident, CH_GVSEL_PAN_VOL_CTRL_EC + 3));
585 }
586
587 /*---------------------------------------------------------------------------
588 snd_trident_write_rvol_reg
589
590 Description: This routine will write the new reverb volume
591 register to hardware.
592
593 Paramters: trident - pointer to target device class for 4DWave.
594 voice - synthesizer voice structure
595 RVol - new reverb volume
596
597 ---------------------------------------------------------------------------*/
598
599 static void snd_trident_write_rvol_reg(trident_t * trident, snd_trident_voice_t * voice, unsigned int RVol)
600 {
601 voice->RVol = RVol;
602 outb(voice->number, TRID_REG(trident, T4D_LFO_GC_CIR));
603 outw(((voice->FMC & 0x0003) << 14) | ((voice->RVol & 0x007f) << 7) | (voice->CVol & 0x007f),
604 TRID_REG(trident, trident->device == TRIDENT_DEVICE_ID_NX ? CH_NX_ALPHA_FMS_FMC_RVOL_CVOL : CH_DX_FMC_RVOL_CVOL));
605 }
606
607 /*---------------------------------------------------------------------------
608 snd_trident_write_cvol_reg
609
610 Description: This routine will write the new chorus volume
611 register to hardware.
612
613 Paramters: trident - pointer to target device class for 4DWave.
614 voice - synthesizer voice structure
615 CVol - new chorus volume
616
617 ---------------------------------------------------------------------------*/
618
619 static void snd_trident_write_cvol_reg(trident_t * trident, snd_trident_voice_t * voice, unsigned int CVol)
620 {
621 voice->CVol = CVol;
622 outb(voice->number, TRID_REG(trident, T4D_LFO_GC_CIR));
623 outw(((voice->FMC & 0x0003) << 14) | ((voice->RVol & 0x007f) << 7) | (voice->CVol & 0x007f),
624 TRID_REG(trident, trident->device == TRIDENT_DEVICE_ID_NX ? CH_NX_ALPHA_FMS_FMC_RVOL_CVOL : CH_DX_FMC_RVOL_CVOL));
625 }
626
627 /*---------------------------------------------------------------------------
628 snd_trident_convert_rate
629
630 Description: This routine converts rate in HZ to hardware delta value.
631
632 Paramters: trident - pointer to target device class for 4DWave.
633 rate - Real or Virtual channel number.
634
635 Returns: Delta value.
636
637 ---------------------------------------------------------------------------*/
638 static unsigned int snd_trident_convert_rate(unsigned int rate)
639 {
640 unsigned int delta;
641
642 // We special case 44100 and 8000 since rounding with the equation
643 // does not give us an accurate enough value. For 11025 and 22050
644 // the equation gives us the best answer. All other frequencies will
645 // also use the equation. JDW
646 if (rate == 44100)
647 delta = 0xeb3;
648 else if (rate == 8000)
649 delta = 0x2ab;
650 else if (rate == 48000)
651 delta = 0x1000;
652 else
653 delta = (((rate << 12) + 24000) / 48000) & 0x0000ffff;
654 return delta;
655 }
656
657 /*---------------------------------------------------------------------------
658 snd_trident_convert_adc_rate
659
660 Description: This routine converts rate in HZ to hardware delta value.
661
662 Paramters: trident - pointer to target device class for 4DWave.
663 rate - Real or Virtual channel number.
664
665 Returns: Delta value.
666
667 ---------------------------------------------------------------------------*/
668 static unsigned int snd_trident_convert_adc_rate(unsigned int rate)
669 {
670 unsigned int delta;
671
672 // We special case 44100 and 8000 since rounding with the equation
673 // does not give us an accurate enough value. For 11025 and 22050
674 // the equation gives us the best answer. All other frequencies will
675 // also use the equation. JDW
676 if (rate == 44100)
677 delta = 0x116a;
678 else if (rate == 8000)
679 delta = 0x6000;
680 else if (rate == 48000)
681 delta = 0x1000;
682 else
683 delta = ((48000 << 12) / rate) & 0x0000ffff;
684 return delta;
685 }
686
687 /*---------------------------------------------------------------------------
688 snd_trident_spurious_threshold
689
690 Description: This routine converts rate in HZ to spurious threshold.
691
692 Paramters: trident - pointer to target device class for 4DWave.
693 rate - Real or Virtual channel number.
694
695 Returns: Delta value.
696
697 ---------------------------------------------------------------------------*/
698 static unsigned int snd_trident_spurious_threshold(unsigned int rate, unsigned int period_size)
699 {
700 unsigned int res = (rate * period_size) / 48000;
701 if (res < 64)
702 res = res / 2;
703 else
704 res -= 32;
705 return res;
706 }
707
708 /*---------------------------------------------------------------------------
709 snd_trident_control_mode
710
711 Description: This routine returns a control mode for a PCM channel.
712
713 Paramters: trident - pointer to target device class for 4DWave.
714 substream - PCM substream
715
716 Returns: Control value.
717
718 ---------------------------------------------------------------------------*/
719 static unsigned int snd_trident_control_mode(snd_pcm_substream_t *substream)
720 {
721 unsigned int CTRL;
722 snd_pcm_runtime_t *runtime = substream->runtime;
723
724 /* set ctrl mode
725 CTRL default: 8-bit (unsigned) mono, loop mode enabled
726 */
727 CTRL = 0x00000001;
728 if (snd_pcm_format_width(runtime->format) == 16)
729 CTRL |= 0x00000008; // 16-bit data
730 if (snd_pcm_format_signed(runtime->format))
731 CTRL |= 0x00000002; // signed data
732 if (runtime->channels > 1)
733 CTRL |= 0x00000004; // stereo data
734 return CTRL;
735 }
736
737 /*
738 * PCM part
739 */
740
741 /*---------------------------------------------------------------------------
742 snd_trident_ioctl
743
744 Description: Device I/O control handler for playback/capture parameters.
745
746 Paramters: substream - PCM substream class
747 cmd - what ioctl message to process
748 arg - additional message infoarg
749
750 Returns: Error status
751
752 ---------------------------------------------------------------------------*/
753
754 static int snd_trident_ioctl(snd_pcm_substream_t * substream,
755 unsigned int cmd,
756 void *arg)
757 {
758 /* FIXME: it seems that with small periods the behaviour of
759 trident hardware is unpredictable and interrupt generator
760 is broken */
761 return snd_pcm_lib_ioctl(substream, cmd, arg);
762 }
763
764 /*---------------------------------------------------------------------------
765 snd_trident_allocate_pcm_mem
766
767 Description: Allocate PCM ring buffer for given substream
768
769 Parameters: substream - PCM substream class
770 hw_params - hardware parameters
771
772 Returns: Error status
773
774 ---------------------------------------------------------------------------*/
775
776 static int snd_trident_allocate_pcm_mem(snd_pcm_substream_t * substream,
777 snd_pcm_hw_params_t * hw_params)
778 {
779 trident_t *trident = snd_pcm_substream_chip(substream);
780 snd_pcm_runtime_t *runtime = substream->runtime;
781 snd_trident_voice_t *voice = (snd_trident_voice_t *) runtime->private_data;
782 int err;
783
784 if ((err = snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params))) < 0)
785 return err;
786 if (trident->tlb.entries) {
787 if (err > 0) { /* change */
788 if (voice->memblk)
789 snd_trident_free_pages(trident, voice->memblk);
790 voice->memblk = snd_trident_alloc_pages(trident, substream);
791 if (voice->memblk == NULL)
792 return -ENOMEM;
793 }
794 }
795 return 0;
796 }
797
798 /*---------------------------------------------------------------------------
799 snd_trident_allocate_evoice
800
801 Description: Allocate extra voice as interrupt generator
802
803 Parameters: substream - PCM substream class
804 hw_params - hardware parameters
805
806 Returns: Error status
807
808 ---------------------------------------------------------------------------*/
809
810 static int snd_trident_allocate_evoice(snd_pcm_substream_t * substream,
811 snd_pcm_hw_params_t * hw_params)
812 {
813 trident_t *trident = snd_pcm_substream_chip(substream);
814 snd_pcm_runtime_t *runtime = substream->runtime;
815 snd_trident_voice_t *voice = (snd_trident_voice_t *) runtime->private_data;
816 snd_trident_voice_t *evoice = voice->extra;
817
818 /* voice management */
819
820 if (params_buffer_size(hw_params) / 2 != params_period_size(hw_params)) {
821 if (evoice == NULL) {
822 evoice = snd_trident_alloc_voice(trident, SNDRV_TRIDENT_VOICE_TYPE_PCM, 0, 0);
823 if (evoice == NULL)
824 return -ENOMEM;
825 voice->extra = evoice;
826 evoice->substream = substream;
827 }
828 } else {
829 if (evoice != NULL) {
830 snd_trident_free_voice(trident, evoice);
831 voice->extra = evoice = NULL;
832 }
833 }
834
835 return 0;
836 }
837
838 /*---------------------------------------------------------------------------
839 snd_trident_hw_params
840
841 Description: Set the hardware parameters for the playback device.
842
843 Parameters: substream - PCM substream class
844 hw_params - hardware parameters
845
846 Returns: Error status
847
848 ---------------------------------------------------------------------------*/
849
850 static int snd_trident_hw_params(snd_pcm_substream_t * substream,
851 snd_pcm_hw_params_t * hw_params)
852 {
853 int err;
854
855 err = snd_trident_allocate_pcm_mem(substream, hw_params);
856 if (err >= 0)
857 err = snd_trident_allocate_evoice(substream, hw_params);
858 return err;
859 }
860
861 /*---------------------------------------------------------------------------
862 snd_trident_playback_hw_free
863
864 Description: Release the hardware resources for the playback device.
865
866 Parameters: substream - PCM substream class
867
868 Returns: Error status
869
870 ---------------------------------------------------------------------------*/
871
872 static int snd_trident_hw_free(snd_pcm_substream_t * substream)
873 {
874 trident_t *trident = snd_pcm_substream_chip(substream);
875 snd_pcm_runtime_t *runtime = substream->runtime;
876 snd_trident_voice_t *voice = (snd_trident_voice_t *) runtime->private_data;
877 snd_trident_voice_t *evoice = voice ? voice->extra : NULL;
878
879 if (trident->tlb.entries) {
880 if (voice && voice->memblk) {
881 snd_trident_free_pages(trident, voice->memblk);
882 voice->memblk = NULL;
883 }
884 }
885 snd_pcm_lib_free_pages(substream);
886 if (evoice != NULL) {
887 snd_trident_free_voice(trident, evoice);
888 voice->extra = NULL;
889 }
890 return 0;
891 }
892
893 /*---------------------------------------------------------------------------
894 snd_trident_playback_prepare
895
896 Description: Prepare playback device for playback.
897
898 Parameters: substream - PCM substream class
899
900 Returns: Error status
901
902 ---------------------------------------------------------------------------*/
903
904 static int snd_trident_playback_prepare(snd_pcm_substream_t * substream)
905 {
906 trident_t *trident = snd_pcm_substream_chip(substream);
907 snd_pcm_runtime_t *runtime = substream->runtime;
908 snd_trident_voice_t *voice = (snd_trident_voice_t *) runtime->private_data;
909 snd_trident_voice_t *evoice = voice->extra;
910 snd_trident_pcm_mixer_t *mix = &trident->pcm_mixer[substream->number];
911
912 spin_lock_irq(&trident->reg_lock);
913
914 /* set delta (rate) value */
915 voice->Delta = snd_trident_convert_rate(runtime->rate);
916 voice->spurious_threshold = snd_trident_spurious_threshold(runtime->rate, runtime->period_size);
917
918 /* set Loop Begin Address */
919 if (voice->memblk)
920 voice->LBA = voice->memblk->offset;
921 else
922 voice->LBA = runtime->dma_addr;
923
924 voice->CSO = 0;
925 voice->ESO = runtime->buffer_size - 1; /* in samples */
926 voice->CTRL = snd_trident_control_mode(substream);
927 voice->FMC = 3;
928 voice->GVSel = 1;
929 voice->EC = 0;
930 voice->Alpha = 0;
931 voice->FMS = 0;
932 voice->Vol = mix->vol;
933 voice->RVol = mix->rvol;
934 voice->CVol = mix->cvol;
935 voice->Pan = mix->pan;
936 voice->Attribute = 0;
937 #if 0
938 voice->Attribute = (1<<(30-16))|(2<<(26-16))|
939 (0<<(24-16))|(0x1f<<(19-16));
940 #else
941 voice->Attribute = 0;
942 #endif
943
944 snd_trident_write_voice_regs(trident, voice);
945
946 if (evoice != NULL) {
947 evoice->Delta = voice->Delta;
948 evoice->spurious_threshold = voice->spurious_threshold;
949 evoice->LBA = voice->LBA;
950 evoice->CSO = 0;
951 evoice->ESO = (runtime->period_size * 2) + 4 - 1; /* in samples */
952 evoice->CTRL = voice->CTRL;
953 evoice->FMC = 3;
954 evoice->GVSel = trident->device == TRIDENT_DEVICE_ID_SI7018 ? 0 : 1;
955 evoice->EC = 0;
956 evoice->Alpha = 0;
957 evoice->FMS = 0;
958 evoice->Vol = 0x3ff; /* mute */
959 evoice->RVol = evoice->CVol = 0x7f; /* mute */
960 evoice->Pan = 0x7f; /* mute */
961 #if 0
962 evoice->Attribute = (1<<(30-16))|(2<<(26-16))|
963 (0<<(24-16))|(0x1f<<(19-16));
964 #else
965 evoice->Attribute = 0;
966 #endif
967 snd_trident_write_voice_regs(trident, evoice);
968 evoice->isync2 = 1;
969 evoice->isync_mark = runtime->period_size;
970 evoice->ESO = (runtime->period_size * 2) - 1;
971 }
972
973 spin_unlock_irq(&trident->reg_lock);
974
975 return 0;
976 }
977
978 /*---------------------------------------------------------------------------
979 snd_trident_capture_hw_params
980
981 Description: Set the hardware parameters for the capture device.
982
983 Parameters: substream - PCM substream class
984 hw_params - hardware parameters
985
986 Returns: Error status
987
988 ---------------------------------------------------------------------------*/
989
990 static int snd_trident_capture_hw_params(snd_pcm_substream_t * substream,
991 snd_pcm_hw_params_t * hw_params)
992 {
993 return snd_trident_allocate_pcm_mem(substream, hw_params);
994 }
995
996 /*---------------------------------------------------------------------------
997 snd_trident_capture_prepare
998
999 Description: Prepare capture device for playback.
1000
1001 Parameters: substream - PCM substream class
1002
1003 Returns: Error status
1004
1005 ---------------------------------------------------------------------------*/
1006
1007 static int snd_trident_capture_prepare(snd_pcm_substream_t * substream)
1008 {
1009 trident_t *trident = snd_pcm_substream_chip(substream);
1010 snd_pcm_runtime_t *runtime = substream->runtime;
1011 snd_trident_voice_t *voice = (snd_trident_voice_t *) runtime->private_data;
1012 unsigned int val, ESO_bytes;
1013
1014 spin_lock_irq(&trident->reg_lock);
1015
1016 // Initilize the channel and set channel Mode
1017 outb(0, TRID_REG(trident, LEGACY_DMAR15));
1018
1019 // Set DMA channel operation mode register
1020 outb(0x54, TRID_REG(trident, LEGACY_DMAR11));
1021
1022 // Set channel buffer Address, DMAR0 expects contiguous PCI memory area
1023 voice->LBA = runtime->dma_addr;
1024 outl(voice->LBA, TRID_REG(trident, LEGACY_DMAR0));
1025 if (voice->memblk)
1026 voice->LBA = voice->memblk->offset;
1027
1028 // set ESO
1029 ESO_bytes = snd_pcm_lib_buffer_bytes(substream) - 1;
1030 outb((ESO_bytes & 0x00ff0000) >> 16, TRID_REG(trident, LEGACY_DMAR6));
1031 outw((ESO_bytes & 0x0000ffff), TRID_REG(trident, LEGACY_DMAR4));
1032 ESO_bytes++;
1033
1034 // Set channel sample rate, 4.12 format
1035 val = (((unsigned int) 48000L << 12) + (runtime->rate/2)) / runtime->rate;
1036 outw(val, TRID_REG(trident, T4D_SBDELTA_DELTA_R));
1037
1038 // Set channel interrupt blk length
1039 if (snd_pcm_format_width(runtime->format) == 16) {
1040 val = (unsigned short) ((ESO_bytes >> 1) - 1);
1041 } else {
1042 val = (unsigned short) (ESO_bytes - 1);
1043 }
1044
1045 outl((val << 16) | val, TRID_REG(trident, T4D_SBBL_SBCL));
1046
1047 // Right now, set format and start to run captureing,
1048 // continuous run loop enable.
1049 trident->bDMAStart = 0x19; // 0001 1001b
1050
1051 if (snd_pcm_format_width(runtime->format) == 16)
1052 trident->bDMAStart |= 0x80;
1053 if (snd_pcm_format_signed(runtime->format))
1054 trident->bDMAStart |= 0x20;
1055 if (runtime->channels > 1)
1056 trident->bDMAStart |= 0x40;
1057
1058 // Prepare capture intr channel
1059
1060 voice->Delta = snd_trident_convert_rate(runtime->rate);
1061 voice->spurious_threshold = snd_trident_spurious_threshold(runtime->rate, runtime->period_size);
1062 voice->isync = 1;
1063 voice->isync_mark = runtime->period_size;
1064 voice->isync_max = runtime->buffer_size;
1065
1066 // Set voice parameters
1067 voice->CSO = 0;
1068 voice->ESO = voice->isync_ESO = (runtime->period_size * 2) + 6 - 1;
1069 voice->CTRL = snd_trident_control_mode(substream);
1070 voice->FMC = 3;
1071 voice->RVol = 0x7f;
1072 voice->CVol = 0x7f;
1073 voice->GVSel = 1;
1074 voice->Pan = 0x7f; /* mute */
1075 voice->Vol = 0x3ff; /* mute */
1076 voice->EC = 0;
1077 voice->Alpha = 0;
1078 voice->FMS = 0;
1079 voice->Attribute = 0;
1080
1081 snd_trident_write_voice_regs(trident, voice);
1082
1083 spin_unlock_irq(&trident->reg_lock);
1084 return 0;
1085 }
1086
1087 /*---------------------------------------------------------------------------
1088 snd_trident_si7018_capture_hw_params
1089
1090 Description: Set the hardware parameters for the capture device.
1091
1092 Parameters: substream - PCM substream class
1093 hw_params - hardware parameters
1094
1095 Returns: Error status
1096
1097 ---------------------------------------------------------------------------*/
1098
1099 static int snd_trident_si7018_capture_hw_params(snd_pcm_substream_t * substream,
1100 snd_pcm_hw_params_t * hw_params)
1101 {
1102 int err;
1103
1104 if ((err = snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params))) < 0)
1105 return err;
1106
1107 return snd_trident_allocate_evoice(substream, hw_params);
1108 }
1109
1110 /*---------------------------------------------------------------------------
1111 snd_trident_si7018_capture_hw_free
1112
1113 Description: Release the hardware resources for the capture device.
1114
1115 Parameters: substream - PCM substream class
1116
1117 Returns: Error status
1118
1119 ---------------------------------------------------------------------------*/
1120
1121 static int snd_trident_si7018_capture_hw_free(snd_pcm_substream_t * substream)
1122 {
1123 trident_t *trident = snd_pcm_substream_chip(substream);
1124 snd_pcm_runtime_t *runtime = substream->runtime;
1125 snd_trident_voice_t *voice = (snd_trident_voice_t *) runtime->private_data;
1126 snd_trident_voice_t *evoice = voice ? voice->extra : NULL;
1127
1128 snd_pcm_lib_free_pages(substream);
1129 if (evoice != NULL) {
1130 snd_trident_free_voice(trident, evoice);
1131 voice->extra = NULL;
1132 }
1133 return 0;
1134 }
1135
1136 /*---------------------------------------------------------------------------
1137 snd_trident_si7018_capture_prepare
1138
1139 Description: Prepare capture device for playback.
1140
1141 Parameters: substream - PCM substream class
1142
1143 Returns: Error status
1144
1145 ---------------------------------------------------------------------------*/
1146
1147 static int snd_trident_si7018_capture_prepare(snd_pcm_substream_t * substream)
1148 {
1149 trident_t *trident = snd_pcm_substream_chip(substream);
1150 snd_pcm_runtime_t *runtime = substream->runtime;
1151 snd_trident_voice_t *voice = (snd_trident_voice_t *) runtime->private_data;
1152 snd_trident_voice_t *evoice = voice->extra;
1153
1154 spin_lock_irq(&trident->reg_lock);
1155
1156 voice->LBA = runtime->dma_addr;
1157 voice->Delta = snd_trident_convert_adc_rate(runtime->rate);
1158 voice->spurious_threshold = snd_trident_spurious_threshold(runtime->rate, runtime->period_size);
1159
1160 // Set voice parameters
1161 voice->CSO = 0;
1162 voice->ESO = runtime->buffer_size - 1; /* in samples */
1163 voice->CTRL = snd_trident_control_mode(substream);
1164 voice->FMC = 0;
1165 voice->RVol = 0;
1166 voice->CVol = 0;
1167 voice->GVSel = 1;
1168 voice->Pan = T4D_DEFAULT_PCM_PAN;
1169 voice->Vol = 0;
1170 voice->EC = 0;
1171 voice->Alpha = 0;
1172 voice->FMS = 0;
1173
1174 voice->Attribute = (2 << (30-16)) |
1175 (2 << (26-16)) |
1176 (2 << (24-16)) |
1177 (1 << (23-16));
1178
1179 snd_trident_write_voice_regs(trident, voice);
1180
1181 if (evoice != NULL) {
1182 evoice->Delta = snd_trident_convert_rate(runtime->rate);
1183 evoice->spurious_threshold = voice->spurious_threshold;
1184 evoice->LBA = voice->LBA;
1185 evoice->CSO = 0;
1186 evoice->ESO = (runtime->period_size * 2) + 20 - 1; /* in samples, 20 means correction */
1187 evoice->CTRL = voice->CTRL;
1188 evoice->FMC = 3;
1189 evoice->GVSel = 0;
1190 evoice->EC = 0;
1191 evoice->Alpha = 0;
1192 evoice->FMS = 0;
1193 evoice->Vol = 0x3ff; /* mute */
1194 evoice->RVol = evoice->CVol = 0x7f; /* mute */
1195 evoice->Pan = 0x7f; /* mute */
1196 evoice->Attribute = 0;
1197 snd_trident_write_voice_regs(trident, evoice);
1198 evoice->isync2 = 1;
1199 evoice->isync_mark = runtime->period_size;
1200 evoice->ESO = (runtime->period_size * 2) - 1;
1201 }
1202
1203 spin_unlock_irq(&trident->reg_lock);
1204 return 0;
1205 }
1206
1207 /*---------------------------------------------------------------------------
1208 snd_trident_foldback_prepare
1209
1210 Description: Prepare foldback capture device for playback.
1211
1212 Parameters: substream - PCM substream class
1213
1214 Returns: Error status
1215
1216 ---------------------------------------------------------------------------*/
1217
1218 static int snd_trident_foldback_prepare(snd_pcm_substream_t * substream)
1219 {
1220 trident_t *trident = snd_pcm_substream_chip(substream);
1221 snd_pcm_runtime_t *runtime = substream->runtime;
1222 snd_trident_voice_t *voice = (snd_trident_voice_t *) runtime->private_data;
1223 snd_trident_voice_t *evoice = voice->extra;
1224
1225 spin_lock_irq(&trident->reg_lock);
1226
1227 /* Set channel buffer Address */
1228 if (voice->memblk)
1229 voice->LBA = voice->memblk->offset;
1230 else
1231 voice->LBA = runtime->dma_addr;
1232
1233 /* set target ESO for channel */
1234 voice->ESO = runtime->buffer_size - 1; /* in samples */
1235
1236 /* set sample rate */
1237 voice->Delta = 0x1000;
1238 voice->spurious_threshold = snd_trident_spurious_threshold(48000, runtime->period_size);
1239
1240 voice->CSO = 0;
1241 voice->CTRL = snd_trident_control_mode(substream);
1242 voice->FMC = 3;
1243 voice->RVol = 0x7f;
1244 voice->CVol = 0x7f;
1245 voice->GVSel = 1;
1246 voice->Pan = 0x7f; /* mute */
1247 voice->Vol = 0x3ff; /* mute */
1248 voice->EC = 0;
1249 voice->Alpha = 0;
1250 voice->FMS = 0;
1251 voice->Attribute = 0;
1252
1253 /* set up capture channel */
1254 outb(((voice->number & 0x3f) | 0x80), TRID_REG(trident, T4D_RCI + voice->foldback_chan));
1255
1256 snd_trident_write_voice_regs(trident, voice);
1257
1258 if (evoice != NULL) {
1259 evoice->Delta = voice->Delta;
1260 evoice->spurious_threshold = voice->spurious_threshold;
1261 evoice->LBA = voice->LBA;
1262 evoice->CSO = 0;
1263 evoice->ESO = (runtime->period_size * 2) + 4 - 1; /* in samples */
1264 evoice->CTRL = voice->CTRL;
1265 evoice->FMC = 3;
1266 evoice->GVSel = trident->device == TRIDENT_DEVICE_ID_SI7018 ? 0 : 1;
1267 evoice->EC = 0;
1268 evoice->Alpha = 0;
1269 evoice->FMS = 0;
1270 evoice->Vol = 0x3ff; /* mute */
1271 evoice->RVol = evoice->CVol = 0x7f; /* mute */
1272 evoice->Pan = 0x7f; /* mute */
1273 evoice->Attribute = 0;
1274 snd_trident_write_voice_regs(trident, evoice);
1275 evoice->isync2 = 1;
1276 evoice->isync_mark = runtime->period_size;
1277 evoice->ESO = (runtime->period_size * 2) - 1;
1278 }
1279
1280 spin_unlock_irq(&trident->reg_lock);
1281 return 0;
1282 }
1283
1284 /*---------------------------------------------------------------------------
1285 snd_trident_spdif_hw_params
1286
1287 Description: Set the hardware parameters for the spdif device.
1288
1289 Parameters: substream - PCM substream class
1290 hw_params - hardware parameters
1291
1292 Returns: Error status
1293
1294 ---------------------------------------------------------------------------*/
1295
1296 static int snd_trident_spdif_hw_params(snd_pcm_substream_t * substream,
1297 snd_pcm_hw_params_t * hw_params)
1298 {
1299 trident_t *trident = snd_pcm_substream_chip(substream);
1300 unsigned int old_bits = 0, change = 0;
1301 int err;
1302
1303 err = snd_trident_allocate_pcm_mem(substream, hw_params);
1304 if (err < 0)
1305 return err;
1306
1307 if (trident->device == TRIDENT_DEVICE_ID_SI7018) {
1308 err = snd_trident_allocate_evoice(substream, hw_params);
1309 if (err < 0)
1310 return err;
1311 }
1312
1313 /* prepare SPDIF channel */
1314 spin_lock_irq(&trident->reg_lock);
1315 old_bits = trident->spdif_pcm_bits;
1316 if (old_bits & IEC958_AES0_PROFESSIONAL)
1317 trident->spdif_pcm_bits &= ~IEC958_AES0_PRO_FS;
1318 else
1319 trident->spdif_pcm_bits &= ~(IEC958_AES3_CON_FS << 24);
1320 if (params_rate(hw_params) >= 48000) {
1321 trident->spdif_pcm_ctrl = 0x3c; // 48000 Hz
1322 trident->spdif_pcm_bits |=
1323 trident->spdif_bits & IEC958_AES0_PROFESSIONAL ?
1324 IEC958_AES0_PRO_FS_48000 :
1325 (IEC958_AES3_CON_FS_48000 << 24);
1326 }
1327 else if (params_rate(hw_params) >= 44100) {
1328 trident->spdif_pcm_ctrl = 0x3e; // 44100 Hz
1329 trident->spdif_pcm_bits |=
1330 trident->spdif_bits & IEC958_AES0_PROFESSIONAL ?
1331 IEC958_AES0_PRO_FS_44100 :
1332 (IEC958_AES3_CON_FS_44100 << 24);
1333 }
1334 else {
1335 trident->spdif_pcm_ctrl = 0x3d; // 32000 Hz
1336 trident->spdif_pcm_bits |=
1337 trident->spdif_bits & IEC958_AES0_PROFESSIONAL ?
1338 IEC958_AES0_PRO_FS_32000 :
1339 (IEC958_AES3_CON_FS_32000 << 24);
1340 }
1341 change = old_bits != trident->spdif_pcm_bits;
1342 spin_unlock_irq(&trident->reg_lock);
1343
1344 if (change)
1345 snd_ctl_notify(trident->card, SNDRV_CTL_EVENT_MASK_VALUE, &trident->spdif_pcm_ctl->id);
1346
1347 return 0;
1348 }
1349
1350 /*---------------------------------------------------------------------------
1351 snd_trident_spdif_prepare
1352
1353 Description: Prepare SPDIF device for playback.
1354
1355 Parameters: substream - PCM substream class
1356
1357 Returns: Error status
1358
1359 ---------------------------------------------------------------------------*/
1360
1361 static int snd_trident_spdif_prepare(snd_pcm_substream_t * substream)
1362 {
1363 trident_t *trident = snd_pcm_substream_chip(substream);
1364 snd_pcm_runtime_t *runtime = substream->runtime;
1365 snd_trident_voice_t *voice = (snd_trident_voice_t *) runtime->private_data;
1366 snd_trident_voice_t *evoice = voice->extra;
1367 snd_trident_pcm_mixer_t *mix = &trident->pcm_mixer[substream->number];
1368 unsigned int RESO, LBAO;
1369 unsigned int temp;
1370
1371 spin_lock_irq(&trident->reg_lock);
1372
1373 if (trident->device != TRIDENT_DEVICE_ID_SI7018) {
1374
1375 /* set delta (rate) value */
1376 voice->Delta = snd_trident_convert_rate(runtime->rate);
1377 voice->spurious_threshold = snd_trident_spurious_threshold(runtime->rate, runtime->period_size);
1378
1379 /* set Loop Back Address */
1380 LBAO = runtime->dma_addr;
1381 if (voice->memblk)
1382 voice->LBA = voice->memblk->offset;
1383 else
1384 voice->LBA = LBAO;
1385
1386 voice->isync = 1;
1387 voice->isync3 = 1;
1388 voice->isync_mark = runtime->period_size;
1389 voice->isync_max = runtime->buffer_size;
1390
1391 /* set target ESO for channel */
1392 RESO = runtime->buffer_size - 1;
1393 voice->ESO = voice->isync_ESO = (runtime->period_size * 2) + 6 - 1;
1394
1395 /* set ctrl mode */
1396 voice->CTRL = snd_trident_control_mode(substream);
1397
1398 voice->FMC = 3;
1399 voice->RVol = 0x7f;
1400 voice->CVol = 0x7f;
1401 voice->GVSel = 1;
1402 voice->Pan = 0x7f;
1403 voice->Vol = 0x3ff;
1404 voice->EC = 0;
1405 voice->CSO = 0;
1406 voice->Alpha = 0;
1407 voice->FMS = 0;
1408 voice->Attribute = 0;
1409
1410 /* prepare surrogate IRQ channel */
1411 snd_trident_write_voice_regs(trident, voice);
1412
1413 outw((RESO & 0xffff), TRID_REG(trident, NX_SPESO));
1414 outb((RESO >> 16), TRID_REG(trident, NX_SPESO + 2));
1415 outl((LBAO & 0xfffffffc), TRID_REG(trident, NX_SPLBA));
1416 outw((voice->CSO & 0xffff), TRID_REG(trident, NX_SPCTRL_SPCSO));
1417 outb((voice->CSO >> 16), TRID_REG(trident, NX_SPCTRL_SPCSO + 2));
1418
1419 /* set SPDIF setting */
1420 outb(trident->spdif_pcm_ctrl, TRID_REG(trident, NX_SPCTRL_SPCSO + 3));
1421 outl(trident->spdif_pcm_bits, TRID_REG(trident, NX_SPCSTATUS));
1422
1423 } else { /* SiS */
1424
1425 /* set delta (rate) value */
1426 voice->Delta = 0x800;
1427 voice->spurious_threshold = snd_trident_spurious_threshold(48000, runtime->period_size);
1428
1429 /* set Loop Begin Address */
1430 if (voice->memblk)
1431 voice->LBA = voice->memblk->offset;
1432 else
1433 voice->LBA = runtime->dma_addr;
1434
1435 voice->CSO = 0;
1436 voice->ESO = runtime->buffer_size - 1; /* in samples */
1437 voice->CTRL = snd_trident_control_mode(substream);
1438 voice->FMC = 3;
1439 voice->GVSel = 1;
1440 voice->EC = 0;
1441 voice->Alpha = 0;
1442 voice->FMS = 0;
1443 voice->Vol = mix->vol;
1444 voice->RVol = mix->rvol;
1445 voice->CVol = mix->cvol;
1446 voice->Pan = mix->pan;
1447 voice->Attribute = (1<<(30-16))|(7<<(26-16))|
1448 (0<<(24-16))|(0<<(19-16));
1449
1450 snd_trident_write_voice_regs(trident, voice);
1451
1452 if (evoice != NULL) {
1453 evoice->Delta = voice->Delta;
1454 evoice->spurious_threshold = voice->spurious_threshold;
1455 evoice->LBA = voice->LBA;
1456 evoice->CSO = 0;
1457 evoice->ESO = (runtime->period_size * 2) + 4 - 1; /* in samples */
1458 evoice->CTRL = voice->CTRL;
1459 evoice->FMC = 3;
1460 evoice->GVSel = trident->device == TRIDENT_DEVICE_ID_SI7018 ? 0 : 1;
1461 evoice->EC = 0;
1462 evoice->Alpha = 0;
1463 evoice->FMS = 0;
1464 evoice->Vol = 0x3ff; /* mute */
1465 evoice->RVol = evoice->CVol = 0x7f; /* mute */
1466 evoice->Pan = 0x7f; /* mute */
1467 evoice->Attribute = 0;
1468 snd_trident_write_voice_regs(trident, evoice);
1469 evoice->isync2 = 1;
1470 evoice->isync_mark = runtime->period_size;
1471 evoice->ESO = (runtime->period_size * 2) - 1;
1472 }
1473
1474 outl(trident->spdif_pcm_bits, TRID_REG(trident, SI_SPDIF_CS));
1475 temp = inl(TRID_REG(trident, T4D_LFO_GC_CIR));
1476 temp &= ~(1<<19);
1477 outl(temp, TRID_REG(trident, T4D_LFO_GC_CIR));
1478 temp = inl(TRID_REG(trident, SI_SERIAL_INTF_CTRL));
1479 temp |= SPDIF_EN;
1480 outl(temp, TRID_REG(trident, SI_SERIAL_INTF_CTRL));
1481 }
1482
1483 spin_unlock_irq(&trident->reg_lock);
1484
1485 return 0;
1486 }
1487
1488 /*---------------------------------------------------------------------------
1489 snd_trident_trigger
1490
1491 Description: Start/stop devices
1492
1493 Parameters: substream - PCM substream class
1494 cmd - trigger command (STOP, GO)
1495
1496 Returns: Error status
1497
1498 ---------------------------------------------------------------------------*/
1499
1500 static int snd_trident_trigger(snd_pcm_substream_t *substream,
1501 int cmd)
1502
1503 {
1504 trident_t *trident = snd_pcm_substream_chip(substream);
1505 struct list_head *pos;
1506 snd_pcm_substream_t *s;
1507 unsigned int what, whati, capture_flag, spdif_flag;
1508 snd_trident_voice_t *voice, *evoice;
1509 unsigned int val, go;
1510
1511 switch (cmd) {
1512 case SNDRV_PCM_TRIGGER_START:
1513 case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
1514 case SNDRV_PCM_TRIGGER_RESUME:
1515 go = 1;
1516 break;
1517 case SNDRV_PCM_TRIGGER_STOP:
1518 case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
1519 case SNDRV_PCM_TRIGGER_SUSPEND:
1520 go = 0;
1521 break;
1522 default:
1523 return -EINVAL;
1524 }
1525 what = whati = capture_flag = spdif_flag = 0;
1526 spin_lock(&trident->reg_lock);
1527 val = inl(TRID_REG(trident, T4D_STIMER)) & 0x00ffffff;
1528 snd_pcm_group_for_each(pos, substream) {
1529 s = snd_pcm_group_substream_entry(pos);
1530 if ((trident_t *) snd_pcm_substream_chip(s) == trident) {
1531 voice = (snd_trident_voice_t *) s->runtime->private_data;
1532 evoice = voice->extra;
1533 what |= 1 << (voice->number & 0x1f);
1534 if (evoice == NULL) {
1535 whati |= 1 << (voice->number & 0x1f);
1536 } else {
1537 what |= 1 << (evoice->number & 0x1f);
1538 whati |= 1 << (evoice->number & 0x1f);
1539 if (go)
1540 evoice->stimer = val;
1541 }
1542 if (go) {
1543 voice->running = 1;
1544 voice->stimer = val;
1545 } else {
1546 voice->running = 0;
1547 }
1548 snd_pcm_trigger_done(s, substream);
1549 if (voice->capture)
1550 capture_flag = 1;
1551 if (voice->spdif)
1552 spdif_flag = 1;
1553 }
1554 }
1555 if (spdif_flag) {
1556 if (trident->device != TRIDENT_DEVICE_ID_SI7018) {
1557 outl(trident->spdif_pcm_bits, TRID_REG(trident, NX_SPCSTATUS));
1558 outb(trident->spdif_pcm_ctrl, TRID_REG(trident, NX_SPCTRL_SPCSO + 3));
1559 } else {
1560 outl(trident->spdif_pcm_bits, TRID_REG(trident, SI_SPDIF_CS));
1561 val = inl(TRID_REG(trident, SI_SERIAL_INTF_CTRL)) | SPDIF_EN;
1562 outl(val, TRID_REG(trident, SI_SERIAL_INTF_CTRL));
1563 }
1564 }
1565 if (!go)
1566 outl(what, TRID_REG(trident, T4D_STOP_B));
1567 val = inl(TRID_REG(trident, T4D_AINTEN_B));
1568 if (go) {
1569 val |= whati;
1570 } else {
1571 val &= ~whati;
1572 }
1573 outl(val, TRID_REG(trident, T4D_AINTEN_B));
1574 if (go) {
1575 outl(what, TRID_REG(trident, T4D_START_B));
1576
1577 if (capture_flag && trident->device != TRIDENT_DEVICE_ID_SI7018)
1578 outb(trident->bDMAStart, TRID_REG(trident, T4D_SBCTRL_SBE2R_SBDD));
1579 } else {
1580 if (capture_flag && trident->device != TRIDENT_DEVICE_ID_SI7018)
1581 outb(0x00, TRID_REG(trident, T4D_SBCTRL_SBE2R_SBDD));
1582 }
1583 spin_unlock(&trident->reg_lock);
1584 return 0;
1585 }
1586
1587 /*---------------------------------------------------------------------------
1588 snd_trident_playback_pointer
1589
1590 Description: This routine return the playback position
1591
1592 Parameters: substream - PCM substream class
1593
1594 Returns: position of buffer
1595
1596 ---------------------------------------------------------------------------*/
1597
1598 static snd_pcm_uframes_t snd_trident_playback_pointer(snd_pcm_substream_t * substream)
1599 {
1600 trident_t *trident = snd_pcm_substream_chip(substream);
1601 snd_pcm_runtime_t *runtime = substream->runtime;
1602 snd_trident_voice_t *voice = (snd_trident_voice_t *) runtime->private_data;
1603 unsigned int cso;
1604
1605 if (!voice->running)
1606 return 0;
1607
1608 spin_lock(&trident->reg_lock);
1609
1610 outb(voice->number, TRID_REG(trident, T4D_LFO_GC_CIR));
1611
1612 if (trident->device != TRIDENT_DEVICE_ID_NX) {
1613 cso = inw(TRID_REG(trident, CH_DX_CSO_ALPHA_FMS + 2));
1614 } else { // ID_4DWAVE_NX
1615 cso = (unsigned int) inl(TRID_REG(trident, CH_NX_DELTA_CSO)) & 0x00ffffff;
1616 }
1617
1618 spin_unlock(&trident->reg_lock);
1619
1620 if (cso >= runtime->buffer_size)
1621 cso = 0;
1622
1623 return cso;
1624 }
1625
1626 /*---------------------------------------------------------------------------
1627 snd_trident_capture_pointer
1628
1629 Description: This routine return the capture position
1630
1631 Paramters: pcm1 - PCM device class
1632
1633 Returns: position of buffer
1634
1635 ---------------------------------------------------------------------------*/
1636
1637 static snd_pcm_uframes_t snd_trident_capture_pointer(snd_pcm_substream_t * substream)
1638 {
1639 trident_t *trident = snd_pcm_substream_chip(substream);
1640 snd_pcm_runtime_t *runtime = substream->runtime;
1641 snd_trident_voice_t *voice = (snd_trident_voice_t *) runtime->private_data;
1642 unsigned int result;
1643
1644 if (!voice->running)
1645 return 0;
1646
1647 result = inw(TRID_REG(trident, T4D_SBBL_SBCL));
1648 if (runtime->channels > 1)
1649 result >>= 1;
1650 if (result > 0)
1651 result = runtime->buffer_size - result;
1652
1653 return result;
1654 }
1655
1656 /*---------------------------------------------------------------------------
1657 snd_trident_spdif_pointer
1658
1659 Description: This routine return the SPDIF playback position
1660
1661 Parameters: substream - PCM substream class
1662
1663 Returns: position of buffer
1664
1665 ---------------------------------------------------------------------------*/
1666
1667 static snd_pcm_uframes_t snd_trident_spdif_pointer(snd_pcm_substream_t * substream)
1668 {
1669 trident_t *trident = snd_pcm_substream_chip(substream);
1670 snd_pcm_runtime_t *runtime = substream->runtime;
1671 snd_trident_voice_t *voice = (snd_trident_voice_t *) runtime->private_data;
1672 unsigned int result;
1673
1674 if (!voice->running)
1675 return 0;
1676
1677 result = inl(TRID_REG(trident, NX_SPCTRL_SPCSO)) & 0x00ffffff;
1678
1679 return result;
1680 }
1681
1682 /*
1683 * Playback support device description
1684 */
1685
1686 static snd_pcm_hardware_t snd_trident_playback =
1687 {
1688 .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
1689 SNDRV_PCM_INFO_BLOCK_TRANSFER |
1690 SNDRV_PCM_INFO_MMAP_VALID | SNDRV_PCM_INFO_SYNC_START |
1691 SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_RESUME),
1692 .formats = (SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE |
1693 SNDRV_PCM_FMTBIT_S8 | SNDRV_PCM_FMTBIT_U16_LE),
1694 .rates = SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_48000,
1695 .rate_min = 4000,
1696 .rate_max = 48000,
1697 .channels_min = 1,
1698 .channels_max = 2,
1699 .buffer_bytes_max = (256*1024),
1700 .period_bytes_min = 64,
1701 .period_bytes_max = (256*1024),
1702 .periods_min = 1,
1703 .periods_max = 1024,
1704 .fifo_size = 0,
1705 };
1706
1707 /*
1708 * Capture support device description
1709 */
1710
1711 static snd_pcm_hardware_t snd_trident_capture =
1712 {
1713 .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
1714 SNDRV_PCM_INFO_BLOCK_TRANSFER |
1715 SNDRV_PCM_INFO_MMAP_VALID | SNDRV_PCM_INFO_SYNC_START |
1716 SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_RESUME),
1717 .formats = (SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE |
1718 SNDRV_PCM_FMTBIT_S8 | SNDRV_PCM_FMTBIT_U16_LE),
1719 .rates = SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_48000,
1720 .rate_min = 4000,
1721 .rate_max = 48000,
1722 .channels_min = 1,
1723 .channels_max = 2,
1724 .buffer_bytes_max = (128*1024),
1725 .period_bytes_min = 64,
1726 .period_bytes_max = (128*1024),
1727 .periods_min = 1,
1728 .periods_max = 1024,
1729 .fifo_size = 0,
1730 };
1731
1732 /*
1733 * Foldback capture support device description
1734 */
1735
1736 static snd_pcm_hardware_t snd_trident_foldback =
1737 {
1738 .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
1739 SNDRV_PCM_INFO_BLOCK_TRANSFER |
1740 SNDRV_PCM_INFO_MMAP_VALID | SNDRV_PCM_INFO_SYNC_START |
1741 SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_RESUME),
1742 .formats = SNDRV_PCM_FMTBIT_S16_LE,
1743 .rates = SNDRV_PCM_RATE_48000,
1744 .rate_min = 48000,
1745 .rate_max = 48000,
1746 .channels_min = 2,
1747 .channels_max = 2,
1748 .buffer_bytes_max = (128*1024),
1749 .period_bytes_min = 64,
1750 .period_bytes_max = (128*1024),
1751 .periods_min = 1,
1752 .periods_max = 1024,
1753 .fifo_size = 0,
1754 };
1755
1756 /*
1757 * SPDIF playback support device description
1758 */
1759
1760 static snd_pcm_hardware_t snd_trident_spdif =
1761 {
1762 .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
1763 SNDRV_PCM_INFO_BLOCK_TRANSFER |
1764 SNDRV_PCM_INFO_MMAP_VALID | SNDRV_PCM_INFO_SYNC_START |
1765 SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_RESUME),
1766 .formats = SNDRV_PCM_FMTBIT_S16_LE,
1767 .rates = (SNDRV_PCM_RATE_32000 | SNDRV_PCM_RATE_44100 |
1768 SNDRV_PCM_RATE_48000),
1769 .rate_min = 32000,
1770 .rate_max = 48000,
1771 .channels_min = 2,
1772 .channels_max = 2,
1773 .buffer_bytes_max = (128*1024),
1774 .period_bytes_min = 64,
1775 .period_bytes_max = (128*1024),
1776 .periods_min = 1,
1777 .periods_max = 1024,
1778 .fifo_size = 0,
1779 };
1780
1781 static snd_pcm_hardware_t snd_trident_spdif_7018 =
1782 {
1783 .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
1784 SNDRV_PCM_INFO_BLOCK_TRANSFER |
1785 SNDRV_PCM_INFO_MMAP_VALID | SNDRV_PCM_INFO_SYNC_START |
1786 SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_RESUME),
1787 .formats = SNDRV_PCM_FMTBIT_S16_LE,
1788 .rates = SNDRV_PCM_RATE_48000,
1789 .rate_min = 48000,
1790 .rate_max = 48000,
1791 .channels_min = 2,
1792 .channels_max = 2,
1793 .buffer_bytes_max = (128*1024),
1794 .period_bytes_min = 64,
1795 .period_bytes_max = (128*1024),
1796 .periods_min = 1,
1797 .periods_max = 1024,
1798 .fifo_size = 0,
1799 };
1800
1801 static void snd_trident_pcm_free_substream(snd_pcm_runtime_t *runtime)
1802 {
1803 snd_trident_voice_t *voice = (snd_trident_voice_t *) runtime->private_data;
1804 trident_t *trident;
1805
1806 if (voice) {
1807 trident = voice->trident;
1808 snd_trident_free_voice(trident, voice);
1809 }
1810 }
1811
1812 static int snd_trident_playback_open(snd_pcm_substream_t * substream)
1813 {
1814 trident_t *trident = snd_pcm_substream_chip(substream);
1815 snd_pcm_runtime_t *runtime = substream->runtime;
1816 snd_trident_voice_t *voice;
1817
1818 voice = snd_trident_alloc_voice(trident, SNDRV_TRIDENT_VOICE_TYPE_PCM, 0, 0);
1819 if (voice == NULL)
1820 return -EAGAIN;
1821 snd_trident_pcm_mixer_build(trident, voice, substream);
1822 voice->substream = substream;
1823 runtime->private_data = voice;
1824 runtime->private_free = snd_trident_pcm_free_substream;
1825 runtime->hw = snd_trident_playback;
1826 snd_pcm_set_sync(substream);
1827 snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_BUFFER_SIZE, 0, 64*1024);
1828 return 0;
1829 }
1830
1831 /*---------------------------------------------------------------------------
1832 snd_trident_playback_close
1833
1834 Description: This routine will close the 4DWave playback device. For now
1835 we will simply free the dma transfer buffer.
1836
1837 Parameters: substream - PCM substream class
1838
1839 ---------------------------------------------------------------------------*/
1840 static int snd_trident_playback_close(snd_pcm_substream_t * substream)
1841 {
1842 trident_t *trident = snd_pcm_substream_chip(substream);
1843 snd_pcm_runtime_t *runtime = substream->runtime;
1844 snd_trident_voice_t *voice = (snd_trident_voice_t *) runtime->private_data;
1845
1846 snd_trident_pcm_mixer_free(trident, voice, substream);
1847 return 0;
1848 }
1849
1850 /*---------------------------------------------------------------------------
1851 snd_trident_spdif_open
1852
1853 Description: This routine will open the 4DWave SPDIF device.
1854
1855 Parameters: substream - PCM substream class
1856
1857 Returns: status - success or failure flag
1858
1859 ---------------------------------------------------------------------------*/
1860
1861 static int snd_trident_spdif_open(snd_pcm_substream_t * substream)
1862 {
1863 trident_t *trident = snd_pcm_substream_chip(substream);
1864 snd_trident_voice_t *voice;
1865 snd_pcm_runtime_t *runtime = substream->runtime;
1866
1867 voice = snd_trident_alloc_voice(trident, SNDRV_TRIDENT_VOICE_TYPE_PCM, 0, 0);
1868 if (voice == NULL)
1869 return -EAGAIN;
1870 voice->spdif = 1;
1871 voice->substream = substream;
1872 spin_lock_irq(&trident->reg_lock);
1873 trident->spdif_pcm_bits = trident->spdif_bits;
1874 spin_unlock_irq(&trident->reg_lock);
1875
1876 runtime->private_data = voice;
1877 runtime->private_free = snd_trident_pcm_free_substream;
1878 if (trident->device == TRIDENT_DEVICE_ID_SI7018) {
1879 runtime->hw = snd_trident_spdif;
1880 } else {
1881 runtime->hw = snd_trident_spdif_7018;
1882 }
1883
1884 trident->spdif_pcm_ctl->vd[0].access &= ~SNDRV_CTL_ELEM_ACCESS_INACTIVE;
1885 snd_ctl_notify(trident->card, SNDRV_CTL_EVENT_MASK_VALUE |
1886 SNDRV_CTL_EVENT_MASK_INFO, &trident->spdif_pcm_ctl->id);
1887
1888 snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_BUFFER_SIZE, 0, 64*1024);
1889 return 0;
1890 }
1891
1892
1893 /*---------------------------------------------------------------------------
1894 snd_trident_spdif_close
1895
1896 Description: This routine will close the 4DWave SPDIF device.
1897
1898 Parameters: substream - PCM substream class
1899
1900 ---------------------------------------------------------------------------*/
1901
1902 static int snd_trident_spdif_close(snd_pcm_substream_t * substream)
1903 {
1904 trident_t *trident = snd_pcm_substream_chip(substream);
1905 unsigned int temp;
1906
1907 spin_lock_irq(&trident->reg_lock);
1908 // restore default SPDIF setting
1909 if (trident->device != TRIDENT_DEVICE_ID_SI7018) {
1910 outb(trident->spdif_ctrl, TRID_REG(trident, NX_SPCTRL_SPCSO + 3));
1911 outl(trident->spdif_bits, TRID_REG(trident, NX_SPCSTATUS));
1912 } else {
1913 outl(trident->spdif_bits, TRID_REG(trident, SI_SPDIF_CS));
1914 temp = inl(TRID_REG(trident, SI_SERIAL_INTF_CTRL));
1915 if (trident->spdif_ctrl) {
1916 temp |= SPDIF_EN;
1917 } else {
1918 temp &= ~SPDIF_EN;
1919 }
1920 outl(temp, TRID_REG(trident, SI_SERIAL_INTF_CTRL));
1921 }
1922 spin_unlock_irq(&trident->reg_lock);
1923 trident->spdif_pcm_ctl->vd[0].access |= SNDRV_CTL_ELEM_ACCESS_INACTIVE;
1924 snd_ctl_notify(trident->card, SNDRV_CTL_EVENT_MASK_VALUE |
1925 SNDRV_CTL_EVENT_MASK_INFO, &trident->spdif_pcm_ctl->id);
1926 return 0;
1927 }
1928
1929 /*---------------------------------------------------------------------------
1930 snd_trident_capture_open
1931
1932 Description: This routine will open the 4DWave capture device.
1933
1934 Parameters: substream - PCM substream class
1935
1936 Returns: status - success or failure flag
1937
1938 ---------------------------------------------------------------------------*/
1939
1940 static int snd_trident_capture_open(snd_pcm_substream_t * substream)
1941 {
1942 trident_t *trident = snd_pcm_substream_chip(substream);
1943 snd_trident_voice_t *voice;
1944 snd_pcm_runtime_t *runtime = substream->runtime;
1945
1946 voice = snd_trident_alloc_voice(trident, SNDRV_TRIDENT_VOICE_TYPE_PCM, 0, 0);
1947 if (voice == NULL)
1948 return -EAGAIN;
1949 voice->capture = 1;
1950 voice->substream = substream;
1951 runtime->private_data = voice;
1952 runtime->private_free = snd_trident_pcm_free_substream;
1953 runtime->hw = snd_trident_capture;
1954 snd_pcm_set_sync(substream);
1955 snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_BUFFER_SIZE, 0, 64*1024);
1956 return 0;
1957 }
1958
1959 /*---------------------------------------------------------------------------
1960 snd_trident_capture_close
1961
1962 Description: This routine will close the 4DWave capture device. For now
1963 we will simply free the dma transfer buffer.
1964
1965 Parameters: substream - PCM substream class
1966
1967 ---------------------------------------------------------------------------*/
1968 static int snd_trident_capture_close(snd_pcm_substream_t * substream)
1969 {
1970 return 0;
1971 }
1972
1973 /*---------------------------------------------------------------------------
1974 snd_trident_foldback_open
1975
1976 Description: This routine will open the 4DWave foldback capture device.
1977
1978 Parameters: substream - PCM substream class
1979
1980 Returns: status - success or failure flag
1981
1982 ---------------------------------------------------------------------------*/
1983
1984 static int snd_trident_foldback_open(snd_pcm_substream_t * substream)
1985 {
1986 trident_t *trident = snd_pcm_substream_chip(substream);
1987 snd_trident_voice_t *voice;
1988 snd_pcm_runtime_t *runtime = substream->runtime;
1989
1990 voice = snd_trident_alloc_voice(trident, SNDRV_TRIDENT_VOICE_TYPE_PCM, 0, 0);
1991 if (voice == NULL)
1992 return -EAGAIN;
1993 voice->foldback_chan = substream->number;
1994 voice->substream = substream;
1995 runtime->private_data = voice;
1996 runtime->private_free = snd_trident_pcm_free_substream;
1997 runtime->hw = snd_trident_foldback;
1998 snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_BUFFER_SIZE, 0, 64*1024);
1999 return 0;
2000 }
2001
2002 /*---------------------------------------------------------------------------
2003 snd_trident_foldback_close
2004
2005 Description: This routine will close the 4DWave foldback capture device.
2006 For now we will simply free the dma transfer buffer.
2007
2008 Parameters: substream - PCM substream class
2009
2010 ---------------------------------------------------------------------------*/
2011 static int snd_trident_foldback_close(snd_pcm_substream_t * substream)
2012 {
2013 trident_t *trident = snd_pcm_substream_chip(substream);
2014 snd_trident_voice_t *voice;
2015 snd_pcm_runtime_t *runtime = substream->runtime;
2016 voice = (snd_trident_voice_t *) runtime->private_data;
2017
2018 /* stop capture channel */
2019 spin_lock_irq(&trident->reg_lock);
2020 outb(0x00, TRID_REG(trident, T4D_RCI + voice->foldback_chan));
2021 spin_unlock_irq(&trident->reg_lock);
2022 return 0;
2023 }
2024
2025 /*---------------------------------------------------------------------------
2026 PCM operations
2027 ---------------------------------------------------------------------------*/
2028
2029 static snd_pcm_ops_t snd_trident_playback_ops = {
2030 .open = snd_trident_playback_open,
2031 .close = snd_trident_playback_close,
2032 .ioctl = snd_trident_ioctl,
2033 .hw_params = snd_trident_hw_params,
2034 .hw_free = snd_trident_hw_free,
2035 .prepare = snd_trident_playback_prepare,
2036 .trigger = snd_trident_trigger,
2037 .pointer = snd_trident_playback_pointer,
2038 };
2039
2040 static snd_pcm_ops_t snd_trident_nx_playback_ops = {
2041 .open = snd_trident_playback_open,
2042 .close = snd_trident_playback_close,
2043 .ioctl = snd_trident_ioctl,
2044 .hw_params = snd_trident_hw_params,
2045 .hw_free = snd_trident_hw_free,
2046 .prepare = snd_trident_playback_prepare,
2047 .trigger = snd_trident_trigger,
2048 .pointer = snd_trident_playback_pointer,
2049 .page = snd_pcm_sgbuf_ops_page,
2050 };
2051
2052 static snd_pcm_ops_t snd_trident_capture_ops = {
2053 .open = snd_trident_capture_open,
2054 .close = snd_trident_capture_close,
2055 .ioctl = snd_trident_ioctl,
2056 .hw_params = snd_trident_capture_hw_params,
2057 .hw_free = snd_trident_hw_free,
2058 .prepare = snd_trident_capture_prepare,
2059 .trigger = snd_trident_trigger,
2060 .pointer = snd_trident_capture_pointer,
2061 };
2062
2063 static snd_pcm_ops_t snd_trident_si7018_capture_ops = {
2064 .open = snd_trident_capture_open,
2065 .close = snd_trident_capture_close,
2066 .ioctl = snd_trident_ioctl,
2067 .hw_params = snd_trident_si7018_capture_hw_params,
2068 .hw_free = snd_trident_si7018_capture_hw_free,
2069 .prepare = snd_trident_si7018_capture_prepare,
2070 .trigger = snd_trident_trigger,
2071 .pointer = snd_trident_playback_pointer,
2072 };
2073
2074 static snd_pcm_ops_t snd_trident_foldback_ops = {
2075 .open = snd_trident_foldback_open,
2076 .close = snd_trident_foldback_close,
2077 .ioctl = snd_trident_ioctl,
2078 .hw_params = snd_trident_hw_params,
2079 .hw_free = snd_trident_hw_free,
2080 .prepare = snd_trident_foldback_prepare,
2081 .trigger = snd_trident_trigger,
2082 .pointer = snd_trident_playback_pointer,
2083 };
2084
2085 static snd_pcm_ops_t snd_trident_nx_foldback_ops = {
2086 .open = snd_trident_foldback_open,
2087 .close = snd_trident_foldback_close,
2088 .ioctl = snd_trident_ioctl,
2089 .hw_params = snd_trident_hw_params,
2090 .hw_free = snd_trident_hw_free,
2091 .prepare = snd_trident_foldback_prepare,
2092 .trigger = snd_trident_trigger,
2093 .pointer = snd_trident_playback_pointer,
2094 .page = snd_pcm_sgbuf_ops_page,
2095 };
2096
2097 static snd_pcm_ops_t snd_trident_spdif_ops = {
2098 .open = snd_trident_spdif_open,
2099 .close = snd_trident_spdif_close,
2100 .ioctl = snd_trident_ioctl,
2101 .hw_params = snd_trident_spdif_hw_params,
2102 .hw_free = snd_trident_hw_free,
2103 .prepare = snd_trident_spdif_prepare,
2104 .trigger = snd_trident_trigger,
2105 .pointer = snd_trident_spdif_pointer,
2106 };
2107
2108 static snd_pcm_ops_t snd_trident_spdif_7018_ops = {
2109 .open = snd_trident_spdif_open,
2110 .close = snd_trident_spdif_close,
2111 .ioctl = snd_trident_ioctl,
2112 .hw_params = snd_trident_spdif_hw_params,
2113 .hw_free = snd_trident_hw_free,
2114 .prepare = snd_trident_spdif_prepare,
2115 .trigger = snd_trident_trigger,
2116 .pointer = snd_trident_playback_pointer,
2117 };
2118
2119 /*---------------------------------------------------------------------------
2120 snd_trident_pcm_free
2121
2122 Description: This routine release the 4DWave private data.
2123
2124 Paramters: private_data - pointer to 4DWave device info.
2125
2126 Returns: None
2127
2128 ---------------------------------------------------------------------------*/
2129 static void snd_trident_pcm_free(snd_pcm_t *pcm)
2130 {
2131 trident_t *trident = pcm->private_data;
2132 trident->pcm = NULL;
2133 snd_pcm_lib_preallocate_free_for_all(pcm);
2134 }
2135
2136 static void snd_trident_foldback_pcm_free(snd_pcm_t *pcm)
2137 {
2138 trident_t *trident = pcm->private_data;
2139 trident->foldback = NULL;
2140 snd_pcm_lib_preallocate_free_for_all(pcm);
2141 }
2142
2143 static void snd_trident_spdif_pcm_free(snd_pcm_t *pcm)
2144 {
2145 trident_t *trident = pcm->private_data;
2146 trident->spdif = NULL;
2147 snd_pcm_lib_preallocate_free_for_all(pcm);
2148 }
2149
2150 /*---------------------------------------------------------------------------
2151 snd_trident_pcm
2152
2153 Description: This routine registers the 4DWave device for PCM support.
2154
2155 Paramters: trident - pointer to target device class for 4DWave.
2156
2157 Returns: None
2158
2159 ---------------------------------------------------------------------------*/
2160
2161 int __devinit snd_trident_pcm(trident_t * trident, int device, snd_pcm_t ** rpcm)
2162 {
2163 snd_pcm_t *pcm;
2164 int err;
2165
2166 if (rpcm)
2167 *rpcm = NULL;
2168 if ((err = snd_pcm_new(trident->card, "trident_dx_nx", device, trident->ChanPCM, 1, &pcm)) < 0)
2169 return err;
2170
2171 pcm->private_data = trident;
2172 pcm->private_free = snd_trident_pcm_free;
2173
2174 if (trident->tlb.entries) {
2175 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_trident_nx_playback_ops);
2176 } else {
2177 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_trident_playback_ops);
2178 }
2179 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE,
2180 trident->device != TRIDENT_DEVICE_ID_SI7018 ?
2181 &snd_trident_capture_ops :
2182 &snd_trident_si7018_capture_ops);
2183
2184 pcm->info_flags = 0;
2185 pcm->dev_subclass = SNDRV_PCM_SUBCLASS_GENERIC_MIX;
2186 strcpy(pcm->name, "Trident 4DWave");
2187 trident->pcm = pcm;
2188
2189 if (trident->tlb.entries) {
2190 snd_pcm_substream_t *substream;
2191 for (substream = pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream; substream; substream = substream->next)
2192 snd_pcm_lib_preallocate_pages(substream, SNDRV_DMA_TYPE_DEV_SG,
2193 snd_dma_pci_data(trident->pci),
2194 64*1024, 128*1024);
2195 snd_pcm_lib_preallocate_pages(pcm->streams[SNDRV_PCM_STREAM_CAPTURE].substream,
2196 SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(trident->pci),
2197 64*1024, 128*1024);
2198 } else {
2199 snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
2200 snd_dma_pci_data(trident->pci), 64*1024, 128*1024);
2201 }
2202
2203 if (rpcm)
2204 *rpcm = pcm;
2205 return 0;
2206 }
2207
2208 /*---------------------------------------------------------------------------
2209 snd_trident_foldback_pcm
2210
2211 Description: This routine registers the 4DWave device for foldback PCM support.
2212
2213 Paramters: trident - pointer to target device class for 4DWave.
2214
2215 Returns: None
2216
2217 ---------------------------------------------------------------------------*/
2218
2219 int __devinit snd_trident_foldback_pcm(trident_t * trident, int device, snd_pcm_t ** rpcm)
2220 {
2221 snd_pcm_t *foldback;
2222 int err;
2223 int num_chan = 3;
2224 snd_pcm_substream_t *substream;
2225
2226 if (rpcm)
2227 *rpcm = NULL;
2228 if (trident->device == TRIDENT_DEVICE_ID_NX)
2229 num_chan = 4;
2230 if ((err = snd_pcm_new(trident->card, "trident_dx_nx", device, 0, num_chan, &foldback)) < 0)
2231 return err;
2232
2233 foldback->private_data = trident;
2234 foldback->private_free = snd_trident_foldback_pcm_free;
2235 if (trident->tlb.entries)
2236 snd_pcm_set_ops(foldback, SNDRV_PCM_STREAM_CAPTURE, &snd_trident_nx_foldback_ops);
2237 else
2238 snd_pcm_set_ops(foldback, SNDRV_PCM_STREAM_CAPTURE, &snd_trident_foldback_ops);
2239 foldback->info_flags = 0;
2240 strcpy(foldback->name, "Trident 4DWave");
2241 substream = foldback->streams[SNDRV_PCM_STREAM_CAPTURE].substream;
2242 strcpy(substream->name, "Front Mixer");
2243 substream = substream->next;
2244 strcpy(substream->name, "Reverb Mixer");
2245 substream = substream->next;
2246 strcpy(substream->name, "Chorus Mixer");
2247 if (num_chan == 4) {
2248 substream = substream->next;
2249 strcpy(substream->name, "Second AC'97 ADC");
2250 }
2251 trident->foldback = foldback;
2252
2253 if (trident->tlb.entries)
2254 snd_pcm_lib_preallocate_pages_for_all(foldback, SNDRV_DMA_TYPE_DEV_SG,
2255 snd_dma_pci_data(trident->pci), 0, 128*1024);
2256 else
2257 snd_pcm_lib_preallocate_pages_for_all(foldback, SNDRV_DMA_TYPE_DEV,
2258 snd_dma_pci_data(trident->pci), 64*1024, 128*1024);
2259
2260 if (rpcm)
2261 *rpcm = foldback;
2262 return 0;
2263 }
2264
2265 /*---------------------------------------------------------------------------
2266 snd_trident_spdif
2267
2268 Description: This routine registers the 4DWave-NX device for SPDIF support.
2269
2270 Paramters: trident - pointer to target device class for 4DWave-NX.
2271
2272 Returns: None
2273
2274 ---------------------------------------------------------------------------*/
2275
2276 int __devinit snd_trident_spdif_pcm(trident_t * trident, int device, snd_pcm_t ** rpcm)
2277 {
2278 snd_pcm_t *spdif;
2279 int err;
2280
2281 if (rpcm)
2282 *rpcm = NULL;
2283 if ((err = snd_pcm_new(trident->card, "trident_dx_nx IEC958", device, 1, 0, &spdif)) < 0)
2284 return err;
2285
2286 spdif->private_data = trident;
2287 spdif->private_free = snd_trident_spdif_pcm_free;
2288 if (trident->device != TRIDENT_DEVICE_ID_SI7018) {
2289 snd_pcm_set_ops(spdif, SNDRV_PCM_STREAM_PLAYBACK, &snd_trident_spdif_ops);
2290 } else {
2291 snd_pcm_set_ops(spdif, SNDRV_PCM_STREAM_PLAYBACK, &snd_trident_spdif_7018_ops);
2292 }
2293 spdif->info_flags = 0;
2294 strcpy(spdif->name, "Trident 4DWave IEC958");
2295 trident->spdif = spdif;
2296
2297 snd_pcm_lib_preallocate_pages_for_all(spdif, SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(trident->pci), 64*1024, 128*1024);
2298
2299 if (rpcm)
2300 *rpcm = spdif;
2301 return 0;
2302 }
2303
2304 /*
2305 * Mixer part
2306 */
2307
2308
2309 /*---------------------------------------------------------------------------
2310 snd_trident_spdif_control
2311
2312 Description: enable/disable S/PDIF out from ac97 mixer
2313 ---------------------------------------------------------------------------*/
2314
2315 static int snd_trident_spdif_control_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
2316 {
2317 uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
2318 uinfo->count = 1;
2319 uinfo->value.integer.min = 0;
2320 uinfo->value.integer.max = 1;
2321 return 0;
2322 }
2323
2324 static int snd_trident_spdif_control_get(snd_kcontrol_t * kcontrol,
2325 snd_ctl_elem_value_t * ucontrol)
2326 {
2327 trident_t *trident = snd_kcontrol_chip(kcontrol);
2328 unsigned char val;
2329
2330 spin_lock_irq(&trident->reg_lock);
2331 val = trident->spdif_ctrl;
2332 ucontrol->value.integer.value[0] = val == kcontrol->private_value;
2333 spin_unlock_irq(&trident->reg_lock);
2334 return 0;
2335 }
2336
2337 static int snd_trident_spdif_control_put(snd_kcontrol_t * kcontrol,
2338 snd_ctl_elem_value_t * ucontrol)
2339 {
2340 trident_t *trident = snd_kcontrol_chip(kcontrol);
2341 unsigned char val;
2342 int change;
2343
2344 val = ucontrol->value.integer.value[0] ? (unsigned char) kcontrol->private_value : 0x00;
2345 spin_lock_irq(&trident->reg_lock);
2346 /* S/PDIF C Channel bits 0-31 : 48khz, SCMS disabled */
2347 change = trident->spdif_ctrl != val;
2348 trident->spdif_ctrl = val;
2349 if (trident->device != TRIDENT_DEVICE_ID_SI7018) {
2350 if ((inb(TRID_REG(trident, NX_SPCTRL_SPCSO + 3)) & 0x10) == 0) {
2351 outl(trident->spdif_bits, TRID_REG(trident, NX_SPCSTATUS));
2352 outb(trident->spdif_ctrl, TRID_REG(trident, NX_SPCTRL_SPCSO + 3));
2353 }
2354 } else {
2355 if (trident->spdif == NULL) {
2356 unsigned int temp;
2357 outl(trident->spdif_bits, TRID_REG(trident, SI_SPDIF_CS));
2358 temp = inl(TRID_REG(trident, SI_SERIAL_INTF_CTRL)) & ~SPDIF_EN;
2359 if (val)
2360 temp |= SPDIF_EN;
2361 outl(temp, TRID_REG(trident, SI_SERIAL_INTF_CTRL));
2362 }
2363 }
2364 spin_unlock_irq(&trident->reg_lock);
2365 return change;
2366 }
2367
2368 static snd_kcontrol_new_t snd_trident_spdif_control __devinitdata =
2369 {
2370 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2371 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,SWITCH),
2372 .info = snd_trident_spdif_control_info,
2373 .get = snd_trident_spdif_control_get,
2374 .put = snd_trident_spdif_control_put,
2375 .private_value = 0x28,
2376 };
2377
2378 /*---------------------------------------------------------------------------
2379 snd_trident_spdif_default
2380
2381 Description: put/get the S/PDIF default settings
2382 ---------------------------------------------------------------------------*/
2383
2384 static int snd_trident_spdif_default_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
2385 {
2386 uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
2387 uinfo->count = 1;
2388 return 0;
2389 }
2390
2391 static int snd_trident_spdif_default_get(snd_kcontrol_t * kcontrol,
2392 snd_ctl_elem_value_t * ucontrol)
2393 {
2394 trident_t *trident = snd_kcontrol_chip(kcontrol);
2395
2396 spin_lock_irq(&trident->reg_lock);
2397 ucontrol->value.iec958.status[0] = (trident->spdif_bits >> 0) & 0xff;
2398 ucontrol->value.iec958.status[1] = (trident->spdif_bits >> 8) & 0xff;
2399 ucontrol->value.iec958.status[2] = (trident->spdif_bits >> 16) & 0xff;
2400 ucontrol->value.iec958.status[3] = (trident->spdif_bits >> 24) & 0xff;
2401 spin_unlock_irq(&trident->reg_lock);
2402 return 0;
2403 }
2404
2405 static int snd_trident_spdif_default_put(snd_kcontrol_t * kcontrol,
2406 snd_ctl_elem_value_t * ucontrol)
2407 {
2408 trident_t *trident = snd_kcontrol_chip(kcontrol);
2409 unsigned int val;
2410 int change;
2411
2412 val = (ucontrol->value.iec958.status[0] << 0) |
2413 (ucontrol->value.iec958.status[1] << 8) |
2414 (ucontrol->value.iec958.status[2] << 16) |
2415 (ucontrol->value.iec958.status[3] << 24);
2416 spin_lock_irq(&trident->reg_lock);
2417 change = trident->spdif_bits != val;
2418 trident->spdif_bits = val;
2419 if (trident->device != TRIDENT_DEVICE_ID_SI7018) {
2420 if ((inb(TRID_REG(trident, NX_SPCTRL_SPCSO + 3)) & 0x10) == 0)
2421 outl(trident->spdif_bits, TRID_REG(trident, NX_SPCSTATUS));
2422 } else {
2423 if (trident->spdif == NULL)
2424 outl(trident->spdif_bits, TRID_REG(trident, SI_SPDIF_CS));
2425 }
2426 spin_unlock_irq(&trident->reg_lock);
2427 return change;
2428 }
2429
2430 static snd_kcontrol_new_t snd_trident_spdif_default __devinitdata =
2431 {
2432 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
2433 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,DEFAULT),
2434 .info = snd_trident_spdif_default_info,
2435 .get = snd_trident_spdif_default_get,
2436 .put = snd_trident_spdif_default_put
2437 };
2438
2439 /*---------------------------------------------------------------------------
2440 snd_trident_spdif_mask
2441
2442 Description: put/get the S/PDIF mask
2443 ---------------------------------------------------------------------------*/
2444
2445 static int snd_trident_spdif_mask_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
2446 {
2447 uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
2448 uinfo->count = 1;
2449 return 0;
2450 }
2451
2452 static int snd_trident_spdif_mask_get(snd_kcontrol_t * kcontrol,
2453 snd_ctl_elem_value_t * ucontrol)
2454 {
2455 ucontrol->value.iec958.status[0] = 0xff;
2456 ucontrol->value.iec958.status[1] = 0xff;
2457 ucontrol->value.iec958.status[2] = 0xff;
2458 ucontrol->value.iec958.status[3] = 0xff;
2459 return 0;
2460 }
2461
2462 static snd_kcontrol_new_t snd_trident_spdif_mask __devinitdata =
2463 {
2464 .access = SNDRV_CTL_ELEM_ACCESS_READ,
2465 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
2466 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,MASK),
2467 .info = snd_trident_spdif_mask_info,
2468 .get = snd_trident_spdif_mask_get,
2469 };
2470
2471 /*---------------------------------------------------------------------------
2472 snd_trident_spdif_stream
2473
2474 Description: put/get the S/PDIF stream settings
2475 ---------------------------------------------------------------------------*/
2476
2477 static int snd_trident_spdif_stream_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
2478 {
2479 uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
2480 uinfo->count = 1;
2481 return 0;
2482 }
2483
2484 static int snd_trident_spdif_stream_get(snd_kcontrol_t * kcontrol,
2485 snd_ctl_elem_value_t * ucontrol)
2486 {
2487 trident_t *trident = snd_kcontrol_chip(kcontrol);
2488
2489 spin_lock_irq(&trident->reg_lock);
2490 ucontrol->value.iec958.status[0] = (trident->spdif_pcm_bits >> 0) & 0xff;
2491 ucontrol->value.iec958.status[1] = (trident->spdif_pcm_bits >> 8) & 0xff;
2492 ucontrol->value.iec958.status[2] = (trident->spdif_pcm_bits >> 16) & 0xff;
2493 ucontrol->value.iec958.status[3] = (trident->spdif_pcm_bits >> 24) & 0xff;
2494 spin_unlock_irq(&trident->reg_lock);
2495 return 0;
2496 }
2497
2498 static int snd_trident_spdif_stream_put(snd_kcontrol_t * kcontrol,
2499 snd_ctl_elem_value_t * ucontrol)
2500 {
2501 trident_t *trident = snd_kcontrol_chip(kcontrol);
2502 unsigned int val;
2503 int change;
2504
2505 val = (ucontrol->value.iec958.status[0] << 0) |
2506 (ucontrol->value.iec958.status[1] << 8) |
2507 (ucontrol->value.iec958.status[2] << 16) |
2508 (ucontrol->value.iec958.status[3] << 24);
2509 spin_lock_irq(&trident->reg_lock);
2510 change = trident->spdif_pcm_bits != val;
2511 trident->spdif_pcm_bits = val;
2512 if (trident->spdif != NULL) {
2513 if (trident->device != TRIDENT_DEVICE_ID_SI7018) {
2514 outl(trident->spdif_pcm_bits, TRID_REG(trident, NX_SPCSTATUS));
2515 } else {
2516 outl(trident->spdif_bits, TRID_REG(trident, SI_SPDIF_CS));
2517 }
2518 }
2519 spin_unlock_irq(&trident->reg_lock);
2520 return change;
2521 }
2522
2523 static snd_kcontrol_new_t snd_trident_spdif_stream __devinitdata =
2524 {
2525 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_INACTIVE,
2526 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
2527 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,PCM_STREAM),
2528 .info = snd_trident_spdif_stream_info,
2529 .get = snd_trident_spdif_stream_get,
2530 .put = snd_trident_spdif_stream_put
2531 };
2532
2533 /*---------------------------------------------------------------------------
2534 snd_trident_ac97_control
2535
2536 Description: enable/disable rear path for ac97
2537 ---------------------------------------------------------------------------*/
2538
2539 static int snd_trident_ac97_control_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
2540 {
2541 uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
2542 uinfo->count = 1;
2543 uinfo->value.integer.min = 0;
2544 uinfo->value.integer.max = 1;
2545 return 0;
2546 }
2547
2548 static int snd_trident_ac97_control_get(snd_kcontrol_t * kcontrol,
2549 snd_ctl_elem_value_t * ucontrol)
2550 {
2551 trident_t *trident = snd_kcontrol_chip(kcontrol);
2552 unsigned char val;
2553
2554 spin_lock_irq(&trident->reg_lock);
2555 val = trident->ac97_ctrl = inl(TRID_REG(trident, NX_ACR0_AC97_COM_STAT));
2556 ucontrol->value.integer.value[0] = (val & (1 << kcontrol->private_value)) ? 1 : 0;
2557 spin_unlock_irq(&trident->reg_lock);
2558 return 0;
2559 }
2560
2561 static int snd_trident_ac97_control_put(snd_kcontrol_t * kcontrol,
2562 snd_ctl_elem_value_t * ucontrol)
2563 {
2564 trident_t *trident = snd_kcontrol_chip(kcontrol);
2565 unsigned char val;
2566 int change = 0;
2567
2568 spin_lock_irq(&trident->reg_lock);
2569 val = trident->ac97_ctrl = inl(TRID_REG(trident, NX_ACR0_AC97_COM_STAT));
2570 val &= ~(1 << kcontrol->private_value);
2571 if (ucontrol->value.integer.value[0])
2572 val |= 1 << kcontrol->private_value;
2573 change = val != trident->ac97_ctrl;
2574 trident->ac97_ctrl = val;
2575 outl(trident->ac97_ctrl = val, TRID_REG(trident, NX_ACR0_AC97_COM_STAT));
2576 spin_unlock_irq(&trident->reg_lock);
2577 return change;
2578 }
2579
2580 static snd_kcontrol_new_t snd_trident_ac97_rear_control __devinitdata =
2581 {
2582 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2583 .name = "Rear Path",
2584 .info = snd_trident_ac97_control_info,
2585 .get = snd_trident_ac97_control_get,
2586 .put = snd_trident_ac97_control_put,
2587 .private_value = 4,
2588 };
2589
2590 /*---------------------------------------------------------------------------
2591 snd_trident_vol_control
2592
2593 Description: wave & music volume control
2594 ---------------------------------------------------------------------------*/
2595
2596 static int snd_trident_vol_control_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
2597 {
2598 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
2599 uinfo->count = 2;
2600 uinfo->value.integer.min = 0;
2601 uinfo->value.integer.max = 255;
2602 return 0;
2603 }
2604
2605 static int snd_trident_vol_control_get(snd_kcontrol_t * kcontrol,
2606 snd_ctl_elem_value_t * ucontrol)
2607 {
2608 trident_t *trident = snd_kcontrol_chip(kcontrol);
2609 unsigned int val;
2610
2611 val = trident->musicvol_wavevol;
2612 ucontrol->value.integer.value[0] = 255 - ((val >> kcontrol->private_value) & 0xff);
2613 ucontrol->value.integer.value[1] = 255 - ((val >> (kcontrol->private_value + 8)) & 0xff);
2614 return 0;
2615 }
2616
2617 static int snd_trident_vol_control_put(snd_kcontrol_t * kcontrol,
2618 snd_ctl_elem_value_t * ucontrol)
2619 {
2620 trident_t *trident = snd_kcontrol_chip(kcontrol);
2621 unsigned int val;
2622 int change = 0;
2623
2624 spin_lock_irq(&trident->reg_lock);
2625 val = trident->musicvol_wavevol;
2626 val &= ~(0xffff << kcontrol->private_value);
2627 val |= ((255 - (ucontrol->value.integer.value[0] & 0xff)) |
2628 ((255 - (ucontrol->value.integer.value[1] & 0xff)) << 8)) << kcontrol->private_value;
2629 change = val != trident->musicvol_wavevol;
2630 outl(trident->musicvol_wavevol = val, TRID_REG(trident, T4D_MUSICVOL_WAVEVOL));
2631 spin_unlock_irq(&trident->reg_lock);
2632 return change;
2633 }
2634
2635 static snd_kcontrol_new_t snd_trident_vol_music_control __devinitdata =
2636 {
2637 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2638 .name = "Music Playback Volume",
2639 .info = snd_trident_vol_control_info,
2640 .get = snd_trident_vol_control_get,
2641 .put = snd_trident_vol_control_put,
2642 .private_value = 16,
2643 };
2644
2645 static snd_kcontrol_new_t snd_trident_vol_wave_control __devinitdata =
2646 {
2647 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2648 .name = "Wave Playback Volume",
2649 .info = snd_trident_vol_control_info,
2650 .get = snd_trident_vol_control_get,
2651 .put = snd_trident_vol_control_put,
2652 .private_value = 0,
2653 };
2654
2655 /*---------------------------------------------------------------------------
2656 snd_trident_pcm_vol_control
2657
2658 Description: PCM front volume control
2659 ---------------------------------------------------------------------------*/
2660
2661 static int snd_trident_pcm_vol_control_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
2662 {
2663 trident_t *trident = snd_kcontrol_chip(kcontrol);
2664
2665 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
2666 uinfo->count = 1;
2667 uinfo->value.integer.min = 0;
2668 uinfo->value.integer.max = 255;
2669 if (trident->device == TRIDENT_DEVICE_ID_SI7018)
2670 uinfo->value.integer.max = 1023;
2671 return 0;
2672 }
2673
2674 static int snd_trident_pcm_vol_control_get(snd_kcontrol_t * kcontrol,
2675 snd_ctl_elem_value_t * ucontrol)
2676 {
2677 trident_t *trident = snd_kcontrol_chip(kcontrol);
2678 snd_trident_pcm_mixer_t *mix = &trident->pcm_mixer[snd_ctl_get_ioffnum(kcontrol, &ucontrol->id)];
2679
2680 if (trident->device == TRIDENT_DEVICE_ID_SI7018) {
2681 ucontrol->value.integer.value[0] = 1023 - mix->vol;
2682 } else {
2683 ucontrol->value.integer.value[0] = 255 - (mix->vol>>2);
2684 }
2685 return 0;
2686 }
2687
2688 static int snd_trident_pcm_vol_control_put(snd_kcontrol_t * kcontrol,
2689 snd_ctl_elem_value_t * ucontrol)
2690 {
2691 trident_t *trident = snd_kcontrol_chip(kcontrol);
2692 snd_trident_pcm_mixer_t *mix = &trident->pcm_mixer[snd_ctl_get_ioffnum(kcontrol, &ucontrol->id)];
2693 unsigned int val;
2694 int change = 0;
2695
2696 if (trident->device == TRIDENT_DEVICE_ID_SI7018) {
2697 val = 1023 - (ucontrol->value.integer.value[0] & 1023);
2698 } else {
2699 val = (255 - (ucontrol->value.integer.value[0] & 255)) << 2;
2700 }
2701 spin_lock_irq(&trident->reg_lock);
2702 change = val != mix->vol;
2703 mix->vol = val;
2704 if (mix->voice != NULL)
2705 snd_trident_write_vol_reg(trident, mix->voice, val);
2706 spin_unlock_irq(&trident->reg_lock);
2707 return change;
2708 }
2709
2710 static snd_kcontrol_new_t snd_trident_pcm_vol_control __devinitdata =
2711 {
2712 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2713 .name = "PCM Front Playback Volume",
2714 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_INACTIVE,
2715 .count = 32,
2716 .info = snd_trident_pcm_vol_control_info,
2717 .get = snd_trident_pcm_vol_control_get,
2718 .put = snd_trident_pcm_vol_control_put,
2719 };
2720
2721 /*---------------------------------------------------------------------------
2722 snd_trident_pcm_pan_control
2723
2724 Description: PCM front pan control
2725 ---------------------------------------------------------------------------*/
2726
2727 static int snd_trident_pcm_pan_control_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
2728 {
2729 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
2730 uinfo->count = 1;
2731 uinfo->value.integer.min = 0;
2732 uinfo->value.integer.max = 127;
2733 return 0;
2734 }
2735
2736 static int snd_trident_pcm_pan_control_get(snd_kcontrol_t * kcontrol,
2737 snd_ctl_elem_value_t * ucontrol)
2738 {
2739 trident_t *trident = snd_kcontrol_chip(kcontrol);
2740 snd_trident_pcm_mixer_t *mix = &trident->pcm_mixer[snd_ctl_get_ioffnum(kcontrol, &ucontrol->id)];
2741
2742 ucontrol->value.integer.value[0] = mix->pan;
2743 if (ucontrol->value.integer.value[0] & 0x40) {
2744 ucontrol->value.integer.value[0] = (0x3f - (ucontrol->value.integer.value[0] & 0x3f));
2745 } else {
2746 ucontrol->value.integer.value[0] |= 0x40;
2747 }
2748 return 0;
2749 }
2750
2751 static int snd_trident_pcm_pan_control_put(snd_kcontrol_t * kcontrol,
2752 snd_ctl_elem_value_t * ucontrol)
2753 {
2754 trident_t *trident = snd_kcontrol_chip(kcontrol);
2755 snd_trident_pcm_mixer_t *mix = &trident->pcm_mixer[snd_ctl_get_ioffnum(kcontrol, &ucontrol->id)];
2756 unsigned char val;
2757 int change = 0;
2758
2759 if (ucontrol->value.integer.value[0] & 0x40)
2760 val = ucontrol->value.integer.value[0] & 0x3f;
2761 else
2762 val = (0x3f - (ucontrol->value.integer.value[0] & 0x3f)) | 0x40;
2763 spin_lock_irq(&trident->reg_lock);
2764 change = val != mix->pan;
2765 mix->pan = val;
2766 if (mix->voice != NULL)
2767 snd_trident_write_pan_reg(trident, mix->voice, val);
2768 spin_unlock_irq(&trident->reg_lock);
2769 return change;
2770 }
2771
2772 static snd_kcontrol_new_t snd_trident_pcm_pan_control __devinitdata =
2773 {
2774 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2775 .name = "PCM Pan Playback Control",
2776 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_INACTIVE,
2777 .count = 32,
2778 .info = snd_trident_pcm_pan_control_info,
2779 .get = snd_trident_pcm_pan_control_get,
2780 .put = snd_trident_pcm_pan_control_put,
2781 };
2782
2783 /*---------------------------------------------------------------------------
2784 snd_trident_pcm_rvol_control
2785
2786 Description: PCM reverb volume control
2787 ---------------------------------------------------------------------------*/
2788
2789 static int snd_trident_pcm_rvol_control_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
2790 {
2791 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
2792 uinfo->count = 1;
2793 uinfo->value.integer.min = 0;
2794 uinfo->value.integer.max = 127;
2795 return 0;
2796 }
2797
2798 static int snd_trident_pcm_rvol_control_get(snd_kcontrol_t * kcontrol,
2799 snd_ctl_elem_value_t * ucontrol)
2800 {
2801 trident_t *trident = snd_kcontrol_chip(kcontrol);
2802 snd_trident_pcm_mixer_t *mix = &trident->pcm_mixer[snd_ctl_get_ioffnum(kcontrol, &ucontrol->id)];
2803
2804 ucontrol->value.integer.value[0] = 127 - mix->rvol;
2805 return 0;
2806 }
2807
2808 static int snd_trident_pcm_rvol_control_put(snd_kcontrol_t * kcontrol,
2809 snd_ctl_elem_value_t * ucontrol)
2810 {
2811 trident_t *trident = snd_kcontrol_chip(kcontrol);
2812 snd_trident_pcm_mixer_t *mix = &trident->pcm_mixer[snd_ctl_get_ioffnum(kcontrol, &ucontrol->id)];
2813 unsigned short val;
2814 int change = 0;
2815
2816 val = 0x7f - (ucontrol->value.integer.value[0] & 0x7f);
2817 spin_lock_irq(&trident->reg_lock);
2818 change = val != mix->rvol;
2819 mix->rvol = val;
2820 if (mix->voice != NULL)
2821 snd_trident_write_rvol_reg(trident, mix->voice, val);
2822 spin_unlock_irq(&trident->reg_lock);
2823 return change;
2824 }
2825
2826 static snd_kcontrol_new_t snd_trident_pcm_rvol_control __devinitdata =
2827 {
2828 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2829 .name = "PCM Reverb Playback Volume",
2830 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_INACTIVE,
2831 .count = 32,
2832 .info = snd_trident_pcm_rvol_control_info,
2833 .get = snd_trident_pcm_rvol_control_get,
2834 .put = snd_trident_pcm_rvol_control_put,
2835 };
2836
2837 /*---------------------------------------------------------------------------
2838 snd_trident_pcm_cvol_control
2839
2840 Description: PCM chorus volume control
2841 ---------------------------------------------------------------------------*/
2842
2843 static int snd_trident_pcm_cvol_control_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
2844 {
2845 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
2846 uinfo->count = 1;
2847 uinfo->value.integer.min = 0;
2848 uinfo->value.integer.max = 127;
2849 return 0;
2850 }
2851
2852 static int snd_trident_pcm_cvol_control_get(snd_kcontrol_t * kcontrol,
2853 snd_ctl_elem_value_t * ucontrol)
2854 {
2855 trident_t *trident = snd_kcontrol_chip(kcontrol);
2856 snd_trident_pcm_mixer_t *mix = &trident->pcm_mixer[snd_ctl_get_ioffnum(kcontrol, &ucontrol->id)];
2857
2858 ucontrol->value.integer.value[0] = 127 - mix->cvol;
2859 return 0;
2860 }
2861
2862 static int snd_trident_pcm_cvol_control_put(snd_kcontrol_t * kcontrol,
2863 snd_ctl_elem_value_t * ucontrol)
2864 {
2865 trident_t *trident = snd_kcontrol_chip(kcontrol);
2866 snd_trident_pcm_mixer_t *mix = &trident->pcm_mixer[snd_ctl_get_ioffnum(kcontrol, &ucontrol->id)];
2867 unsigned short val;
2868 int change = 0;
2869
2870 val = 0x7f - (ucontrol->value.integer.value[0] & 0x7f);
2871 spin_lock_irq(&trident->reg_lock);
2872 change = val != mix->cvol;
2873 mix->cvol = val;
2874 if (mix->voice != NULL)
2875 snd_trident_write_cvol_reg(trident, mix->voice, val);
2876 spin_unlock_irq(&trident->reg_lock);
2877 return change;
2878 }
2879
2880 static snd_kcontrol_new_t snd_trident_pcm_cvol_control __devinitdata =
2881 {
2882 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2883 .name = "PCM Chorus Playback Volume",
2884 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_INACTIVE,
2885 .count = 32,
2886 .info = snd_trident_pcm_cvol_control_info,
2887 .get = snd_trident_pcm_cvol_control_get,
2888 .put = snd_trident_pcm_cvol_control_put,
2889 };
2890
2891 static void snd_trident_notify_pcm_change1(snd_card_t * card, snd_kcontrol_t *kctl, int num, int activate)
2892 {
2893 snd_ctl_elem_id_t id;
2894
2895 snd_runtime_check(kctl != NULL, return);
2896 if (activate)
2897 kctl->vd[num].access &= ~SNDRV_CTL_ELEM_ACCESS_INACTIVE;
2898 else
2899 kctl->vd[num].access |= SNDRV_CTL_ELEM_ACCESS_INACTIVE;
2900 snd_ctl_notify(card, SNDRV_CTL_EVENT_MASK_VALUE |
2901 SNDRV_CTL_EVENT_MASK_INFO,
2902 snd_ctl_build_ioff(&id, kctl, num));
2903 }
2904
2905 static void snd_trident_notify_pcm_change(trident_t *trident, snd_trident_pcm_mixer_t *tmix, int num, int activate)
2906 {
2907 snd_trident_notify_pcm_change1(trident->card, trident->ctl_vol, num, activate);
2908 snd_trident_notify_pcm_change1(trident->card, trident->ctl_pan, num, activate);
2909 snd_trident_notify_pcm_change1(trident->card, trident->ctl_rvol, num, activate);
2910 snd_trident_notify_pcm_change1(trident->card, trident->ctl_cvol, num, activate);
2911 }
2912
2913 static int snd_trident_pcm_mixer_build(trident_t *trident, snd_trident_voice_t *voice, snd_pcm_substream_t *substream)
2914 {
2915 snd_trident_pcm_mixer_t *tmix;
2916
2917 snd_assert(trident != NULL && voice != NULL && substream != NULL, return -EINVAL);
2918 tmix = &trident->pcm_mixer[substream->number];
2919 tmix->voice = voice;
2920 tmix->vol = T4D_DEFAULT_PCM_VOL;
2921 tmix->pan = T4D_DEFAULT_PCM_PAN;
2922 tmix->rvol = T4D_DEFAULT_PCM_RVOL;
2923 tmix->cvol = T4D_DEFAULT_PCM_CVOL;
2924 snd_trident_notify_pcm_change(trident, tmix, substream->number, 1);
2925 return 0;
2926 }
2927
2928 static int snd_trident_pcm_mixer_free(trident_t *trident, snd_trident_voice_t *voice, snd_pcm_substream_t *substream)
2929 {
2930 snd_trident_pcm_mixer_t *tmix;
2931
2932 snd_assert(trident != NULL && substream != NULL, return -EINVAL);
2933 tmix = &trident->pcm_mixer[substream->number];
2934 tmix->voice = NULL;
2935 snd_trident_notify_pcm_change(trident, tmix, substream->number, 0);
2936 return 0;
2937 }
2938
2939 /*---------------------------------------------------------------------------
2940 snd_trident_mixer
2941
2942 Description: This routine registers the 4DWave device for mixer support.
2943
2944 Paramters: trident - pointer to target device class for 4DWave.
2945
2946 Returns: None
2947
2948 ---------------------------------------------------------------------------*/
2949
2950 static int __devinit snd_trident_mixer(trident_t * trident, int pcm_spdif_device)
2951 {
2952 ac97_template_t _ac97;
2953 snd_card_t * card = trident->card;
2954 snd_kcontrol_t *kctl;
2955 snd_ctl_elem_value_t *uctl;
2956 int idx, err, retries = 2;
2957 static ac97_bus_ops_t ops = {
2958 .write = snd_trident_codec_write,
2959 .read = snd_trident_codec_read,
2960 };
2961
2962 uctl = kcalloc(1, sizeof(*uctl), GFP_KERNEL);
2963 if (!uctl)
2964 return -ENOMEM;
2965
2966 if ((err = snd_ac97_bus(trident->card, 0, &ops, NULL, &trident->ac97_bus)) < 0)
2967 goto __out;
2968
2969 memset(&_ac97, 0, sizeof(_ac97));
2970 _ac97.private_data = trident;
2971 trident->ac97_detect = 1;
2972
2973 __again:
2974 if ((err = snd_ac97_mixer(trident->ac97_bus, &_ac97, &trident->ac97)) < 0) {
2975 if (trident->device == TRIDENT_DEVICE_ID_SI7018) {
2976 if ((err = snd_trident_sis_reset(trident)) < 0)
2977 goto __out;
2978 if (retries-- > 0)
2979 goto __again;
2980 err = -EIO;
2981 }
2982 goto __out;
2983 }
2984
2985 /* secondary codec? */
2986 if (trident->device == TRIDENT_DEVICE_ID_SI7018 &&
2987 (inl(TRID_REG(trident, SI_SERIAL_INTF_CTRL)) & SI_AC97_PRIMARY_READY) != 0) {
2988 _ac97.num = 1;
2989 err = snd_ac97_mixer(trident->ac97_bus, &_ac97, &trident->ac97_sec);
2990 if (err < 0)
2991 snd_printk("SI7018: the secondary codec - invalid access\n");
2992 #if 0 // only for my testing purpose --jk
2993 {
2994 ac97_t *mc97;
2995 err = snd_ac97_modem(trident->card, &_ac97, &mc97);
2996 if (err < 0)
2997 snd_printk("snd_ac97_modem returned error %i\n", err);
2998 }
2999 #endif
3000 }
3001
3002 trident->ac97_detect = 0;
3003
3004 if (trident->device != TRIDENT_DEVICE_ID_SI7018) {
3005 if ((err = snd_ctl_add(card, kctl = snd_ctl_new1(&snd_trident_vol_wave_control, trident))) < 0)
3006 goto __out;
3007 kctl->put(kctl, uctl);
3008 if ((err = snd_ctl_add(card, kctl = snd_ctl_new1(&snd_trident_vol_music_control, trident))) < 0)
3009 goto __out;
3010 kctl->put(kctl, uctl);
3011 outl(trident->musicvol_wavevol = 0x00000000, TRID_REG(trident, T4D_MUSICVOL_WAVEVOL));
3012 } else {
3013 outl(trident->musicvol_wavevol = 0xffff0000, TRID_REG(trident, T4D_MUSICVOL_WAVEVOL));
3014 }
3015
3016 for (idx = 0; idx < 32; idx++) {
3017 snd_trident_pcm_mixer_t *tmix;
3018
3019 tmix = &trident->pcm_mixer[idx];
3020 tmix->voice = NULL;
3021 }
3022 if ((trident->ctl_vol = snd_ctl_new1(&snd_trident_pcm_vol_control, trident)) == NULL)
3023 goto __nomem;
3024 if ((err = snd_ctl_add(card, trident->ctl_vol)))
3025 goto __out;
3026
3027 if ((trident->ctl_pan = snd_ctl_new1(&snd_trident_pcm_pan_control, trident)) == NULL)
3028 goto __nomem;
3029 if ((err = snd_ctl_add(card, trident->ctl_pan)))
3030 goto __out;
3031
3032 if ((trident->ctl_rvol = snd_ctl_new1(&snd_trident_pcm_rvol_control, trident)) == NULL)
3033 goto __nomem;
3034 if ((err = snd_ctl_add(card, trident->ctl_rvol)))
3035 goto __out;
3036
3037 if ((trident->ctl_cvol = snd_ctl_new1(&snd_trident_pcm_cvol_control, trident)) == NULL)
3038 goto __nomem;
3039 if ((err = snd_ctl_add(card, trident->ctl_cvol)))
3040 goto __out;
3041
3042 if (trident->device == TRIDENT_DEVICE_ID_NX) {
3043 if ((err = snd_ctl_add(card, kctl = snd_ctl_new1(&snd_trident_ac97_rear_control, trident))) < 0)
3044 goto __out;
3045 kctl->put(kctl, uctl);
3046 }
3047 if (trident->device == TRIDENT_DEVICE_ID_NX || trident->device == TRIDENT_DEVICE_ID_SI7018) {
3048
3049 kctl = snd_ctl_new1(&snd_trident_spdif_control, trident);
3050 if (kctl == NULL) {
3051 err = -ENOMEM;
3052 goto __out;
3053 }
3054 if (trident->ac97->ext_id & AC97_EI_SPDIF)
3055 kctl->id.index++;
3056 if (trident->ac97_sec && (trident->ac97_sec->ext_id & AC97_EI_SPDIF))
3057 kctl->id.index++;
3058 idx = kctl->id.index;
3059 if ((err = snd_ctl_add(card, kctl)) < 0)
3060 goto __out;
3061 kctl->put(kctl, uctl);
3062
3063 kctl = snd_ctl_new1(&snd_trident_spdif_default, trident);
3064 if (kctl == NULL) {
3065 err = -ENOMEM;
3066 goto __out;
3067 }
3068 kctl->id.index = idx;
3069 kctl->id.device = pcm_spdif_device;
3070 if ((err = snd_ctl_add(card, kctl)) < 0)
3071 goto __out;
3072
3073 kctl = snd_ctl_new1(&snd_trident_spdif_mask, trident);
3074 if (kctl == NULL) {
3075 err = -ENOMEM;
3076 goto __out;
3077 }
3078 kctl->id.index = idx;
3079 kctl->id.device = pcm_spdif_device;
3080 if ((err = snd_ctl_add(card, kctl)) < 0)
3081 goto __out;
3082
3083 kctl = snd_ctl_new1(&snd_trident_spdif_stream, trident);
3084 if (kctl == NULL) {
3085 err = -ENOMEM;
3086 goto __out;
3087 }
3088 kctl->id.index = idx;
3089 kctl->id.device = pcm_spdif_device;
3090 if ((err = snd_ctl_add(card, kctl)) < 0)
3091 goto __out;
3092 trident->spdif_pcm_ctl = kctl;
3093 }
3094
3095 err = 0;
3096 goto __out;
3097
3098 __nomem:
3099 err = -ENOMEM;
3100
3101 __out:
3102 kfree(uctl);
3103
3104 return err;
3105 }
3106
3107 /*
3108 * gameport interface
3109 */
3110
3111 #if defined(CONFIG_GAMEPORT) || (defined(MODULE) && defined(CONFIG_GAMEPORT_MODULE))
3112
3113 static unsigned char snd_trident_gameport_read(struct gameport *gameport)
3114 {
3115 trident_t *chip = gameport_get_port_data(gameport);
3116
3117 snd_assert(chip, return 0);
3118 return inb(TRID_REG(chip, GAMEPORT_LEGACY));
3119 }
3120
3121 static void snd_trident_gameport_trigger(struct gameport *gameport)
3122 {
3123 trident_t *chip = gameport_get_port_data(gameport);
3124
3125 snd_assert(chip, return);
3126 outb(0xff, TRID_REG(chip, GAMEPORT_LEGACY));
3127 }
3128
3129 static int snd_trident_gameport_cooked_read(struct gameport *gameport, int *axes, int *buttons)
3130 {
3131 trident_t *chip = gameport_get_port_data(gameport);
3132 int i;
3133
3134 snd_assert(chip, return 0);
3135
3136 *buttons = (~inb(TRID_REG(chip, GAMEPORT_LEGACY)) >> 4) & 0xf;
3137
3138 for (i = 0; i < 4; i++) {
3139 axes[i] = inw(TRID_REG(chip, GAMEPORT_AXES + i * 2));
3140 if (axes[i] == 0xffff) axes[i] = -1;
3141 }
3142
3143 return 0;
3144 }
3145
3146 static int snd_trident_gameport_open(struct gameport *gameport, int mode)
3147 {
3148 trident_t *chip = gameport_get_port_data(gameport);
3149
3150 snd_assert(chip, return 0);
3151
3152 switch (mode) {
3153 case GAMEPORT_MODE_COOKED:
3154 outb(GAMEPORT_MODE_ADC, TRID_REG(chip, GAMEPORT_GCR));
3155 set_current_state(TASK_UNINTERRUPTIBLE);
3156 schedule_timeout(1 + 20 * HZ / 1000); /* 20msec */
3157 return 0;
3158 case GAMEPORT_MODE_RAW:
3159 outb(0, TRID_REG(chip, GAMEPORT_GCR));
3160 return 0;
3161 default:
3162 return -1;
3163 }
3164 }
3165
3166 int __devinit snd_trident_create_gameport(trident_t *chip)
3167 {
3168 struct gameport *gp;
3169
3170 chip->gameport = gp = gameport_allocate_port();
3171 if (!gp) {
3172 printk(KERN_ERR "trident: cannot allocate memory for gameport\n");
3173 return -ENOMEM;
3174 }
3175
3176 gameport_set_name(gp, "Trident 4DWave");
3177 gameport_set_phys(gp, "pci%s/gameport0", pci_name(chip->pci));
3178 gameport_set_dev_parent(gp, &chip->pci->dev);
3179
3180 gameport_set_port_data(gp, chip);
3181 gp->fuzz = 64;
3182 gp->read = snd_trident_gameport_read;
3183 gp->trigger = snd_trident_gameport_trigger;
3184 gp->cooked_read = snd_trident_gameport_cooked_read;
3185 gp->open = snd_trident_gameport_open;
3186
3187 gameport_register_port(gp);
3188
3189 return 0;
3190 }
3191
3192 static inline void snd_trident_free_gameport(trident_t *chip)
3193 {
3194 if (chip->gameport) {
3195 gameport_unregister_port(chip->gameport);
3196 chip->gameport = NULL;
3197 }
3198 }
3199 #else
3200 int __devinit snd_trident_create_gameport(trident_t *chip) { return -ENOSYS; }
3201 static inline void snd_trident_free_gameport(trident_t *chip) { }
3202 #endif /* CONFIG_GAMEPORT */
3203
3204 /*
3205 * delay for 1 tick
3206 */
3207 inline static void do_delay(trident_t *chip)
3208 {
3209 set_current_state(TASK_UNINTERRUPTIBLE);
3210 schedule_timeout(1);
3211 }
3212
3213 /*
3214 * SiS reset routine
3215 */
3216
3217 static int snd_trident_sis_reset(trident_t *trident)
3218 {
3219 unsigned long end_time;
3220 unsigned int i;
3221 int r;
3222
3223 r = trident->in_suspend ? 0 : 2; /* count of retries */
3224 __si7018_retry:
3225 pci_write_config_byte(trident->pci, 0x46, 0x04); /* SOFTWARE RESET */
3226 udelay(100);
3227 pci_write_config_byte(trident->pci, 0x46, 0x00);
3228 udelay(100);
3229 /* disable AC97 GPIO interrupt */
3230 outb(0x00, TRID_REG(trident, SI_AC97_GPIO));
3231 /* initialize serial interface, force cold reset */
3232 i = PCMOUT|SURROUT|CENTEROUT|LFEOUT|SECONDARY_ID|COLD_RESET;
3233 outl(i, TRID_REG(trident, SI_SERIAL_INTF_CTRL));
3234 udelay(1000);
3235 /* remove cold reset */
3236 i &= ~COLD_RESET;
3237 outl(i, TRID_REG(trident, SI_SERIAL_INTF_CTRL));
3238 udelay(2000);
3239 /* wait, until the codec is ready */
3240 end_time = (jiffies + (HZ * 3) / 4) + 1;
3241 do {
3242 if ((inl(TRID_REG(trident, SI_SERIAL_INTF_CTRL)) & SI_AC97_PRIMARY_READY) != 0)
3243 goto __si7018_ok;
3244 do_delay(trident);
3245 } while (time_after_eq(end_time, jiffies));
3246 snd_printk("AC'97 codec ready error [0x%x]\n", inl(TRID_REG(trident, SI_SERIAL_INTF_CTRL)));
3247 if (r-- > 0) {
3248 end_time = jiffies + HZ;
3249 do {
3250 do_delay(trident);
3251 } while (time_after_eq(end_time, jiffies));
3252 goto __si7018_retry;
3253 }
3254 __si7018_ok:
3255 /* wait for the second codec */
3256 do {
3257 if ((inl(TRID_REG(trident, SI_SERIAL_INTF_CTRL)) & SI_AC97_SECONDARY_READY) != 0)
3258 break;
3259 do_delay(trident);
3260 } while (time_after_eq(end_time, jiffies));
3261 /* enable 64 channel mode */
3262 outl(BANK_B_EN, TRID_REG(trident, T4D_LFO_GC_CIR));
3263 return 0;
3264 }
3265
3266 /*
3267 * /proc interface
3268 */
3269
3270 static void snd_trident_proc_read(snd_info_entry_t *entry,
3271 snd_info_buffer_t * buffer)
3272 {
3273 trident_t *trident = entry->private_data;
3274 char *s;
3275
3276 switch (trident->device) {
3277 case TRIDENT_DEVICE_ID_SI7018:
3278 s = "SiS 7018 Audio";
3279 break;
3280 case TRIDENT_DEVICE_ID_DX:
3281 s = "Trident 4DWave PCI DX";
3282 break;
3283 case TRIDENT_DEVICE_ID_NX:
3284 s = "Trident 4DWave PCI NX";
3285 break;
3286 default:
3287 s = "???";
3288 }
3289 snd_iprintf(buffer, "%s\n\n", s);
3290 snd_iprintf(buffer, "Spurious IRQs : %d\n", trident->spurious_irq_count);
3291 snd_iprintf(buffer, "Spurious IRQ dlta: %d\n", trident->spurious_irq_max_delta);
3292 if (trident->device == TRIDENT_DEVICE_ID_NX || trident->device == TRIDENT_DEVICE_ID_SI7018)
3293 snd_iprintf(buffer, "IEC958 Mixer Out : %s\n", trident->spdif_ctrl == 0x28 ? "on" : "off");
3294 if (trident->device == TRIDENT_DEVICE_ID_NX) {
3295 snd_iprintf(buffer, "Rear Speakers : %s\n", trident->ac97_ctrl & 0x00000010 ? "on" : "off");
3296 if (trident->tlb.entries) {
3297 snd_iprintf(buffer,"\nVirtual Memory\n");
3298 snd_iprintf(buffer, "Memory Maximum : %d\n", trident->tlb.memhdr->size);
3299 snd_iprintf(buffer, "Memory Used : %d\n", trident->tlb.memhdr->used);
3300 snd_iprintf(buffer, "Memory Free : %d\n", snd_util_mem_avail(trident->tlb.memhdr));
3301 }
3302 }
3303 #if defined(CONFIG_SND_SEQUENCER) || (defined(MODULE) && defined(CONFIG_SND_SEQUENCER_MODULE))
3304 snd_iprintf(buffer,"\nWavetable Synth\n");
3305 snd_iprintf(buffer, "Memory Maximum : %d\n", trident->synth.max_size);
3306 snd_iprintf(buffer, "Memory Used : %d\n", trident->synth.current_size);
3307 snd_iprintf(buffer, "Memory Free : %d\n", (trident->synth.max_size-trident->synth.current_size));
3308 #endif
3309 }
3310
3311 static void __devinit snd_trident_proc_init(trident_t * trident)
3312 {
3313 snd_info_entry_t *entry;
3314 const char *s = "trident";
3315
3316 if (trident->device == TRIDENT_DEVICE_ID_SI7018)
3317 s = "sis7018";
3318 if (! snd_card_proc_new(trident->card, s, &entry))
3319 snd_info_set_text_ops(entry, trident, 1024, snd_trident_proc_read);
3320 }
3321
3322 static int snd_trident_dev_free(snd_device_t *device)
3323 {
3324 trident_t *trident = device->device_data;
3325 return snd_trident_free(trident);
3326 }
3327
3328 /*---------------------------------------------------------------------------
3329 snd_trident_tlb_alloc
3330
3331 Description: Allocate and set up the TLB page table on 4D NX.
3332 Each entry has 4 bytes (physical PCI address).
3333
3334 Paramters: trident - pointer to target device class for 4DWave.
3335
3336 Returns: 0 or negative error code
3337
3338 ---------------------------------------------------------------------------*/
3339
3340 static int __devinit snd_trident_tlb_alloc(trident_t *trident)
3341 {
3342 int i;
3343
3344 /* TLB array must be aligned to 16kB !!! so we allocate
3345 32kB region and correct offset when necessary */
3346
3347 if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(trident->pci),
3348 2 * SNDRV_TRIDENT_MAX_PAGES * 4, &trident->tlb.buffer) < 0) {
3349 snd_printk(KERN_ERR "trident: unable to allocate TLB buffer\n");
3350 return -ENOMEM;
3351 }
3352 trident->tlb.entries = (unsigned int*)(((unsigned long)trident->tlb.buffer.area + SNDRV_TRIDENT_MAX_PAGES * 4 - 1) & ~(SNDRV_TRIDENT_MAX_PAGES * 4 - 1));
3353 trident->tlb.entries_dmaaddr = (trident->tlb.buffer.addr + SNDRV_TRIDENT_MAX_PAGES * 4 - 1) & ~(SNDRV_TRIDENT_MAX_PAGES * 4 - 1);
3354 /* allocate shadow TLB page table (virtual addresses) */
3355 trident->tlb.shadow_entries = (unsigned long *)vmalloc(SNDRV_TRIDENT_MAX_PAGES*sizeof(unsigned long));
3356 if (trident->tlb.shadow_entries == NULL) {
3357 snd_printk(KERN_ERR "trident: unable to allocate shadow TLB entries\n");
3358 return -ENOMEM;
3359 }
3360 /* allocate and setup silent page and initialise TLB entries */
3361 if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(trident->pci),
3362 SNDRV_TRIDENT_PAGE_SIZE, &trident->tlb.silent_page) < 0) {
3363 snd_printk(KERN_ERR "trident: unable to allocate silent page\n");
3364 return -ENOMEM;
3365 }
3366 memset(trident->tlb.silent_page.area, 0, SNDRV_TRIDENT_PAGE_SIZE);
3367 for (i = 0; i < SNDRV_TRIDENT_MAX_PAGES; i++) {
3368 trident->tlb.entries[i] = cpu_to_le32(trident->tlb.silent_page.addr & ~(SNDRV_TRIDENT_PAGE_SIZE-1));
3369 trident->tlb.shadow_entries[i] = (unsigned long)trident->tlb.silent_page.area;
3370 }
3371
3372 /* use emu memory block manager code to manage tlb page allocation */
3373 trident->tlb.memhdr = snd_util_memhdr_new(SNDRV_TRIDENT_PAGE_SIZE * SNDRV_TRIDENT_MAX_PAGES);
3374 if (trident->tlb.memhdr == NULL)
3375 return -ENOMEM;
3376
3377 trident->tlb.memhdr->block_extra_size = sizeof(snd_trident_memblk_arg_t);
3378 return 0;
3379 }
3380
3381 /*
3382 * initialize 4D DX chip
3383 */
3384
3385 static void snd_trident_stop_all_voices(trident_t *trident)
3386 {
3387 outl(0xffffffff, TRID_REG(trident, T4D_STOP_A));
3388 outl(0xffffffff, TRID_REG(trident, T4D_STOP_B));
3389 outl(0, TRID_REG(trident, T4D_AINTEN_A));
3390 outl(0, TRID_REG(trident, T4D_AINTEN_B));
3391 }
3392
3393 static int snd_trident_4d_dx_init(trident_t *trident)
3394 {
3395 struct pci_dev *pci = trident->pci;
3396 unsigned long end_time;
3397
3398 /* reset the legacy configuration and whole audio/wavetable block */
3399 pci_write_config_dword(pci, 0x40, 0); /* DDMA */
3400 pci_write_config_byte(pci, 0x44, 0); /* ports */
3401 pci_write_config_byte(pci, 0x45, 0); /* Legacy DMA */
3402 pci_write_config_byte(pci, 0x46, 4); /* reset */
3403 udelay(100);
3404 pci_write_config_byte(pci, 0x46, 0); /* release reset */
3405 udelay(100);
3406
3407 /* warm reset of the AC'97 codec */
3408 outl(0x00000001, TRID_REG(trident, DX_ACR2_AC97_COM_STAT));
3409 udelay(100);
3410 outl(0x00000000, TRID_REG(trident, DX_ACR2_AC97_COM_STAT));
3411 /* DAC on, disable SB IRQ and try to force ADC valid signal */
3412 trident->ac97_ctrl = 0x0000004a;
3413 outl(trident->ac97_ctrl, TRID_REG(trident, DX_ACR2_AC97_COM_STAT));
3414 /* wait, until the codec is ready */
3415 end_time = (jiffies + (HZ * 3) / 4) + 1;
3416 do {
3417 if ((inl(TRID_REG(trident, DX_ACR2_AC97_COM_STAT)) & 0x0010) != 0)
3418 goto __dx_ok;
3419 do_delay(trident);
3420 } while (time_after_eq(end_time, jiffies));
3421 snd_printk(KERN_ERR "AC'97 codec ready error\n");
3422 return -EIO;
3423
3424 __dx_ok:
3425 snd_trident_stop_all_voices(trident);
3426
3427 return 0;
3428 }
3429
3430 /*
3431 * initialize 4D NX chip
3432 */
3433 static int snd_trident_4d_nx_init(trident_t *trident)
3434 {
3435 struct pci_dev *pci = trident->pci;
3436 unsigned long end_time;
3437
3438 /* reset the legacy configuration and whole audio/wavetable block */
3439 pci_write_config_dword(pci, 0x40, 0); /* DDMA */
3440 pci_write_config_byte(pci, 0x44, 0); /* ports */
3441 pci_write_config_byte(pci, 0x45, 0); /* Legacy DMA */
3442
3443 pci_write_config_byte(pci, 0x46, 1); /* reset */
3444 udelay(100);
3445 pci_write_config_byte(pci, 0x46, 0); /* release reset */
3446 udelay(100);
3447
3448 /* warm reset of the AC'97 codec */
3449 outl(0x00000001, TRID_REG(trident, NX_ACR0_AC97_COM_STAT));
3450 udelay(100);
3451 outl(0x00000000, TRID_REG(trident, NX_ACR0_AC97_COM_STAT));
3452 /* wait, until the codec is ready */
3453 end_time = (jiffies + (HZ * 3) / 4) + 1;
3454 do {
3455 if ((inl(TRID_REG(trident, NX_ACR0_AC97_COM_STAT)) & 0x0008) != 0)
3456 goto __nx_ok;
3457 do_delay(trident);
3458 } while (time_after_eq(end_time, jiffies));
3459 snd_printk(KERN_ERR "AC'97 codec ready error [0x%x]\n", inl(TRID_REG(trident, NX_ACR0_AC97_COM_STAT)));
3460 return -EIO;
3461
3462 __nx_ok:
3463 /* DAC on */
3464 trident->ac97_ctrl = 0x00000002;
3465 outl(trident->ac97_ctrl, TRID_REG(trident, NX_ACR0_AC97_COM_STAT));
3466 /* disable SB IRQ */
3467 outl(NX_SB_IRQ_DISABLE, TRID_REG(trident, T4D_MISCINT));
3468
3469 snd_trident_stop_all_voices(trident);
3470
3471 if (trident->tlb.entries != NULL) {
3472 unsigned int i;
3473 /* enable virtual addressing via TLB */
3474 i = trident->tlb.entries_dmaaddr;
3475 i |= 0x00000001;
3476 outl(i, TRID_REG(trident, NX_TLBC));
3477 } else {
3478 outl(0, TRID_REG(trident, NX_TLBC));
3479 }
3480 /* initialize S/PDIF */
3481 outl(trident->spdif_bits, TRID_REG(trident, NX_SPCSTATUS));
3482 outb(trident->spdif_ctrl, TRID_REG(trident, NX_SPCTRL_SPCSO + 3));
3483
3484 return 0;
3485 }
3486
3487 /*
3488 * initialize sis7018 chip
3489 */
3490 static int snd_trident_sis_init(trident_t *trident)
3491 {
3492 int err;
3493
3494 if ((err = snd_trident_sis_reset(trident)) < 0)
3495 return err;
3496
3497 snd_trident_stop_all_voices(trident);
3498
3499 /* initialize S/PDIF */
3500 outl(trident->spdif_bits, TRID_REG(trident, SI_SPDIF_CS));
3501
3502 return 0;
3503 }
3504
3505 /*---------------------------------------------------------------------------
3506 snd_trident_create
3507
3508 Description: This routine will create the device specific class for
3509 the 4DWave card. It will also perform basic initialization.
3510
3511 Paramters: card - which card to create
3512 pci - interface to PCI bus resource info
3513 dma1ptr - playback dma buffer
3514 dma2ptr - capture dma buffer
3515 irqptr - interrupt resource info
3516
3517 Returns: 4DWave device class private data
3518
3519 ---------------------------------------------------------------------------*/
3520
3521 int __devinit snd_trident_create(snd_card_t * card,
3522 struct pci_dev *pci,
3523 int pcm_streams,
3524 int pcm_spdif_device,
3525 int max_wavetable_size,
3526 trident_t ** rtrident)
3527 {
3528 trident_t *trident;
3529 int i, err;
3530 snd_trident_voice_t *voice;
3531 snd_trident_pcm_mixer_t *tmix;
3532 static snd_device_ops_t ops = {
3533 .dev_free = snd_trident_dev_free,
3534 };
3535
3536 *rtrident = NULL;
3537
3538 /* enable PCI device */
3539 if ((err = pci_enable_device(pci)) < 0)
3540 return err;
3541 /* check, if we can restrict PCI DMA transfers to 30 bits */
3542 if (pci_set_dma_mask(pci, 0x3fffffff) < 0 ||
3543 pci_set_consistent_dma_mask(pci, 0x3fffffff) < 0) {
3544 snd_printk("architecture does not support 30bit PCI busmaster DMA\n");
3545 pci_disable_device(pci);
3546 return -ENXIO;
3547 }
3548
3549 trident = kcalloc(1, sizeof(*trident), GFP_KERNEL);
3550 if (trident == NULL) {
3551 pci_disable_device(pci);
3552 return -ENOMEM;
3553 }
3554 trident->device = (pci->vendor << 16) | pci->device;
3555 trident->card = card;
3556 trident->pci = pci;
3557 spin_lock_init(&trident->reg_lock);
3558 spin_lock_init(&trident->event_lock);
3559 spin_lock_init(&trident->voice_alloc);
3560 if (pcm_streams < 1)
3561 pcm_streams = 1;
3562 if (pcm_streams > 32)
3563 pcm_streams = 32;
3564 trident->ChanPCM = pcm_streams;
3565 if (max_wavetable_size < 0 )
3566 max_wavetable_size = 0;
3567 trident->synth.max_size = max_wavetable_size * 1024;
3568 trident->irq = -1;
3569
3570 trident->midi_port = TRID_REG(trident, T4D_MPU401_BASE);
3571 pci_set_master(pci);
3572
3573 if ((err = pci_request_regions(pci, "Trident Audio")) < 0) {
3574 kfree(trident);
3575 pci_disable_device(pci);
3576 return err;
3577 }
3578 trident->port = pci_resource_start(pci, 0);
3579
3580 if (request_irq(pci->irq, snd_trident_interrupt, SA_INTERRUPT|SA_SHIRQ, "Trident Audio", (void *) trident)) {
3581 snd_printk("unable to grab IRQ %d\n", pci->irq);
3582 snd_trident_free(trident);
3583 return -EBUSY;
3584 }
3585 trident->irq = pci->irq;
3586
3587 /* allocate 16k-aligned TLB for NX cards */
3588 trident->tlb.entries = NULL;
3589 trident->tlb.buffer.area = NULL;
3590 if (trident->device == TRIDENT_DEVICE_ID_NX) {
3591 if ((err = snd_trident_tlb_alloc(trident)) < 0) {
3592 snd_trident_free(trident);
3593 return err;
3594 }
3595 }
3596
3597 trident->spdif_bits = trident->spdif_pcm_bits = SNDRV_PCM_DEFAULT_CON_SPDIF;
3598
3599 /* initialize chip */
3600 switch (trident->device) {
3601 case TRIDENT_DEVICE_ID_DX:
3602 err = snd_trident_4d_dx_init(trident);
3603 break;
3604 case TRIDENT_DEVICE_ID_NX:
3605 err = snd_trident_4d_nx_init(trident);
3606 break;
3607 case TRIDENT_DEVICE_ID_SI7018:
3608 err = snd_trident_sis_init(trident);
3609 break;
3610 default:
3611 snd_BUG();
3612 break;
3613 }
3614 if (err < 0) {
3615 snd_trident_free(trident);
3616 return err;
3617 }
3618
3619 if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, trident, &ops)) < 0) {
3620 snd_trident_free(trident);
3621 return err;
3622 }
3623
3624 if ((err = snd_trident_mixer(trident, pcm_spdif_device)) < 0)
3625 return err;
3626
3627 /* initialise synth voices */
3628 for (i = 0; i < 64; i++) {
3629 voice = &trident->synth.voices[i];
3630 voice->number = i;
3631 voice->trident = trident;
3632 }
3633 /* initialize pcm mixer entries */
3634 for (i = 0; i < 32; i++) {
3635 tmix = &trident->pcm_mixer[i];
3636 tmix->vol = T4D_DEFAULT_PCM_VOL;
3637 tmix->pan = T4D_DEFAULT_PCM_PAN;
3638 tmix->rvol = T4D_DEFAULT_PCM_RVOL;
3639 tmix->cvol = T4D_DEFAULT_PCM_CVOL;
3640 }
3641
3642 snd_trident_enable_eso(trident);
3643
3644
3645 snd_card_set_pm_callback(card, snd_trident_suspend, snd_trident_resume, trident);
3646 snd_trident_proc_init(trident);
3647 snd_card_set_dev(card, &pci->dev);
3648 *rtrident = trident;
3649 return 0;
3650 }
3651
3652 /*---------------------------------------------------------------------------
3653 snd_trident_free
3654
3655 Description: This routine will free the device specific class for
3656 the 4DWave card.
3657
3658 Paramters: trident - device specific private data for 4DWave card
3659
3660 Returns: None.
3661
3662 ---------------------------------------------------------------------------*/
3663
3664 static int snd_trident_free(trident_t *trident)
3665 {
3666 snd_trident_free_gameport(trident);
3667 snd_trident_disable_eso(trident);
3668 // Disable S/PDIF out
3669 if (trident->device == TRIDENT_DEVICE_ID_NX)
3670 outb(0x00, TRID_REG(trident, NX_SPCTRL_SPCSO + 3));
3671 else if (trident->device == TRIDENT_DEVICE_ID_SI7018) {
3672 outl(0, TRID_REG(trident, SI_SERIAL_INTF_CTRL));
3673 }
3674 if (trident->tlb.buffer.area) {
3675 outl(0, TRID_REG(trident, NX_TLBC));
3676 if (trident->tlb.memhdr)
3677 snd_util_memhdr_free(trident->tlb.memhdr);
3678 if (trident->tlb.silent_page.area)
3679 snd_dma_free_pages(&trident->tlb.silent_page);
3680 vfree(trident->tlb.shadow_entries);
3681 snd_dma_free_pages(&trident->tlb.buffer);
3682 }
3683 if (trident->irq >= 0)
3684 free_irq(trident->irq, (void *)trident);
3685 pci_release_regions(trident->pci);
3686 pci_disable_device(trident->pci);
3687 kfree(trident);
3688 return 0;
3689 }
3690
3691 /*---------------------------------------------------------------------------
3692 snd_trident_interrupt
3693
3694 Description: ISR for Trident 4DWave device
3695
3696 Paramters: trident - device specific private data for 4DWave card
3697
3698 Problems: It seems that Trident chips generates interrupts more than
3699 one time in special cases. The spurious interrupts are
3700 detected via sample timer (T4D_STIMER) and computing
3701 corresponding delta value. The limits are detected with
3702 the method try & fail so it is possible that it won't
3703 work on all computers. [jaroslav]
3704
3705 Returns: None.
3706
3707 ---------------------------------------------------------------------------*/
3708
3709 static irqreturn_t snd_trident_interrupt(int irq, void *dev_id, struct pt_regs *regs)
3710 {
3711 trident_t *trident = dev_id;
3712 unsigned int audio_int, chn_int, stimer, channel, mask, tmp;
3713 int delta;
3714 snd_trident_voice_t *voice;
3715
3716 audio_int = inl(TRID_REG(trident, T4D_MISCINT));
3717 if ((audio_int & (ADDRESS_IRQ|MPU401_IRQ)) == 0)
3718 return IRQ_NONE;
3719 if (audio_int & ADDRESS_IRQ) {
3720 // get interrupt status for all channels
3721 spin_lock(&trident->reg_lock);
3722 stimer = inl(TRID_REG(trident, T4D_STIMER)) & 0x00ffffff;
3723 chn_int = inl(TRID_REG(trident, T4D_AINT_A));
3724 if (chn_int == 0)
3725 goto __skip1;
3726 outl(chn_int, TRID_REG(trident, T4D_AINT_A)); /* ack */
3727 __skip1:
3728 chn_int = inl(TRID_REG(trident, T4D_AINT_B));
3729 if (chn_int == 0)
3730 goto __skip2;
3731 for (channel = 63; channel >= 32; channel--) {
3732 mask = 1 << (channel&0x1f);
3733 if ((chn_int & mask) == 0)
3734 continue;
3735 voice = &trident->synth.voices[channel];
3736 if (!voice->pcm || voice->substream == NULL) {
3737 outl(mask, TRID_REG(trident, T4D_STOP_B));
3738 continue;
3739 }
3740 delta = (int)stimer - (int)voice->stimer;
3741 if (delta < 0)
3742 delta = -delta;
3743 if ((unsigned int)delta < voice->spurious_threshold) {
3744 /* do some statistics here */
3745 trident->spurious_irq_count++;
3746 if (trident->spurious_irq_max_delta < (unsigned int)delta)
3747 trident->spurious_irq_max_delta = delta;
3748 continue;
3749 }
3750 voice->stimer = stimer;
3751 if (voice->isync) {
3752 if (!voice->isync3) {
3753 tmp = inw(TRID_REG(trident, T4D_SBBL_SBCL));
3754 if (trident->bDMAStart & 0x40)
3755 tmp >>= 1;
3756 if (tmp > 0)
3757 tmp = voice->isync_max - tmp;
3758 } else {
3759 tmp = inl(TRID_REG(trident, NX_SPCTRL_SPCSO)) & 0x00ffffff;
3760 }
3761 if (tmp < voice->isync_mark) {
3762 if (tmp > 0x10)
3763 tmp = voice->isync_ESO - 7;
3764 else
3765 tmp = voice->isync_ESO + 2;
3766 /* update ESO for IRQ voice to preserve sync */
3767 snd_trident_stop_voice(trident, voice->number);
3768 snd_trident_write_eso_reg(trident, voice, tmp);
3769 snd_trident_start_voice(trident, voice->number);
3770 }
3771 } else if (voice->isync2) {
3772 voice->isync2 = 0;
3773 /* write original ESO and update CSO for IRQ voice to preserve sync */
3774 snd_trident_stop_voice(trident, voice->number);
3775 snd_trident_write_cso_reg(trident, voice, voice->isync_mark);
3776 snd_trident_write_eso_reg(trident, voice, voice->ESO);
3777 snd_trident_start_voice(trident, voice->number);
3778 }
3779 #if 0
3780 if (voice->extra) {
3781 /* update CSO for extra voice to preserve sync */
3782 snd_trident_stop_voice(trident, voice->extra->number);
3783 snd_trident_write_cso_reg(trident, voice->extra, 0);
3784 snd_trident_start_voice(trident, voice->extra->number);
3785 }
3786 #endif
3787 spin_unlock(&trident->reg_lock);
3788 snd_pcm_period_elapsed(voice->substream);
3789 spin_lock(&trident->reg_lock);
3790 }
3791 outl(chn_int, TRID_REG(trident, T4D_AINT_B)); /* ack */
3792 __skip2:
3793 spin_unlock(&trident->reg_lock);
3794 }
3795 if (audio_int & MPU401_IRQ) {
3796 if (trident->rmidi) {
3797 snd_mpu401_uart_interrupt(irq, trident->rmidi->private_data, regs);
3798 } else {
3799 inb(TRID_REG(trident, T4D_MPUR0));
3800 }
3801 }
3802 // outl((ST_TARGET_REACHED | MIXER_OVERFLOW | MIXER_UNDERFLOW), TRID_REG(trident, T4D_MISCINT));
3803 return IRQ_HANDLED;
3804 }
3805
3806 /*---------------------------------------------------------------------------
3807 snd_trident_attach_synthesizer
3808
3809 Description: Attach synthesizer hooks
3810
3811 Paramters: trident - device specific private data for 4DWave card
3812
3813 Returns: None.
3814
3815 ---------------------------------------------------------------------------*/
3816 int snd_trident_attach_synthesizer(trident_t *trident)
3817 {
3818 #if defined(CONFIG_SND_SEQUENCER) || (defined(MODULE) && defined(CONFIG_SND_SEQUENCER_MODULE))
3819 if (snd_seq_device_new(trident->card, 1, SNDRV_SEQ_DEV_ID_TRIDENT,
3820 sizeof(trident_t*), &trident->seq_dev) >= 0) {
3821 strcpy(trident->seq_dev->name, "4DWave");
3822 *(trident_t**)SNDRV_SEQ_DEVICE_ARGPTR(trident->seq_dev) = trident;
3823 }
3824 #endif
3825 return 0;
3826 }
3827
3828 snd_trident_voice_t *snd_trident_alloc_voice(trident_t * trident, int type, int client, int port)
3829 {
3830 snd_trident_voice_t *pvoice;
3831 unsigned long flags;
3832 int idx;
3833
3834 spin_lock_irqsave(&trident->voice_alloc, flags);
3835 if (type == SNDRV_TRIDENT_VOICE_TYPE_PCM) {
3836 idx = snd_trident_allocate_pcm_channel(trident);
3837 if(idx < 0) {
3838 spin_unlock_irqrestore(&trident->voice_alloc, flags);
3839 return NULL;
3840 }
3841 pvoice = &trident->synth.voices[idx];
3842 pvoice->use = 1;
3843 pvoice->pcm = 1;
3844 pvoice->capture = 0;
3845 pvoice->spdif = 0;
3846 pvoice->memblk = NULL;
3847 pvoice->substream = NULL;
3848 spin_unlock_irqrestore(&trident->voice_alloc, flags);
3849 return pvoice;
3850 }
3851 if (type == SNDRV_TRIDENT_VOICE_TYPE_SYNTH) {
3852 idx = snd_trident_allocate_synth_channel(trident);
3853 if(idx < 0) {
3854 spin_unlock_irqrestore(&trident->voice_alloc, flags);
3855 return NULL;
3856 }
3857 pvoice = &trident->synth.voices[idx];
3858 pvoice->use = 1;
3859 pvoice->synth = 1;
3860 pvoice->client = client;
3861 pvoice->port = port;
3862 pvoice->memblk = NULL;
3863 spin_unlock_irqrestore(&trident->voice_alloc, flags);
3864 return pvoice;
3865 }
3866 if (type == SNDRV_TRIDENT_VOICE_TYPE_MIDI) {
3867 }
3868 spin_unlock_irqrestore(&trident->voice_alloc, flags);
3869 return NULL;
3870 }
3871
3872 void snd_trident_free_voice(trident_t * trident, snd_trident_voice_t *voice)
3873 {
3874 unsigned long flags;
3875 void (*private_free)(snd_trident_voice_t *);
3876 void *private_data;
3877
3878 if (voice == NULL || !voice->use)
3879 return;
3880 snd_trident_clear_voices(trident, voice->number, voice->number);
3881 spin_lock_irqsave(&trident->voice_alloc, flags);
3882 private_free = voice->private_free;
3883 private_data = voice->private_data;
3884 voice->private_free = NULL;
3885 voice->private_data = NULL;
3886 if (voice->pcm)
3887 snd_trident_free_pcm_channel(trident, voice->number);
3888 if (voice->synth)
3889 snd_trident_free_synth_channel(trident, voice->number);
3890 voice->use = voice->pcm = voice->synth = voice->midi = 0;
3891 voice->capture = voice->spdif = 0;
3892 voice->sample_ops = NULL;
3893 voice->substream = NULL;
3894 voice->extra = NULL;
3895 spin_unlock_irqrestore(&trident->voice_alloc, flags);
3896 if (private_free)
3897 private_free(voice);
3898 }
3899
3900 static void snd_trident_clear_voices(trident_t * trident, unsigned short v_min, unsigned short v_max)
3901 {
3902 unsigned int i, val, mask[2] = { 0, 0 };
3903
3904 snd_assert(v_min <= 63, return);
3905 snd_assert(v_max <= 63, return);
3906 for (i = v_min; i <= v_max; i++)
3907 mask[i >> 5] |= 1 << (i & 0x1f);
3908 if (mask[0]) {
3909 outl(mask[0], TRID_REG(trident, T4D_STOP_A));
3910 val = inl(TRID_REG(trident, T4D_AINTEN_A));
3911 outl(val & ~mask[0], TRID_REG(trident, T4D_AINTEN_A));
3912 }
3913 if (mask[1]) {
3914 outl(mask[1], TRID_REG(trident, T4D_STOP_B));
3915 val = inl(TRID_REG(trident, T4D_AINTEN_B));
3916 outl(val & ~mask[1], TRID_REG(trident, T4D_AINTEN_B));
3917 }
3918 }
3919
3920 #ifdef CONFIG_PM
3921 static int snd_trident_suspend(snd_card_t *card, pm_message_t state)
3922 {
3923 trident_t *trident = card->pm_private_data;
3924
3925 trident->in_suspend = 1;
3926 snd_pcm_suspend_all(trident->pcm);
3927 if (trident->foldback)
3928 snd_pcm_suspend_all(trident->foldback);
3929 if (trident->spdif)
3930 snd_pcm_suspend_all(trident->spdif);
3931
3932 snd_ac97_suspend(trident->ac97);
3933 if (trident->ac97_sec)
3934 snd_ac97_suspend(trident->ac97_sec);
3935
3936 switch (trident->device) {
3937 case TRIDENT_DEVICE_ID_DX:
3938 case TRIDENT_DEVICE_ID_NX:
3939 break; /* TODO */
3940 case TRIDENT_DEVICE_ID_SI7018:
3941 break;
3942 }
3943 pci_disable_device(trident->pci);
3944 return 0;
3945 }
3946
3947 static int snd_trident_resume(snd_card_t *card)
3948 {
3949 trident_t *trident = card->pm_private_data;
3950
3951 pci_enable_device(trident->pci);
3952 if (pci_set_dma_mask(trident->pci, 0x3fffffff) < 0 ||
3953 pci_set_consistent_dma_mask(trident->pci, 0x3fffffff) < 0)
3954 snd_printk(KERN_WARNING "trident: can't set the proper DMA mask\n");
3955 pci_set_master(trident->pci); /* to be sure */
3956
3957 switch (trident->device) {
3958 case TRIDENT_DEVICE_ID_DX:
3959 snd_trident_4d_dx_init(trident);
3960 break;
3961 case TRIDENT_DEVICE_ID_NX:
3962 snd_trident_4d_nx_init(trident);
3963 break;
3964 case TRIDENT_DEVICE_ID_SI7018:
3965 snd_trident_sis_init(trident);
3966 break;
3967 }
3968
3969 snd_ac97_resume(trident->ac97);
3970 if (trident->ac97_sec)
3971 snd_ac97_resume(trident->ac97_sec);
3972
3973 /* restore some registers */
3974 outl(trident->musicvol_wavevol, TRID_REG(trident, T4D_MUSICVOL_WAVEVOL));
3975
3976 snd_trident_enable_eso(trident);
3977
3978 trident->in_suspend = 0;
3979 return 0;
3980 }
3981 #endif /* CONFIG_PM */
3982
3983 EXPORT_SYMBOL(snd_trident_alloc_voice);
3984 EXPORT_SYMBOL(snd_trident_free_voice);
3985 EXPORT_SYMBOL(snd_trident_start_voice);
3986 EXPORT_SYMBOL(snd_trident_stop_voice);
3987 EXPORT_SYMBOL(snd_trident_write_voice_regs);
3988 /* trident_memory.c symbols */
3989 EXPORT_SYMBOL(snd_trident_synth_alloc);
3990 EXPORT_SYMBOL(snd_trident_synth_free);
3991 EXPORT_SYMBOL(snd_trident_synth_copy_from_user);
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