1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /*
3 * Maintained by Jaroslav Kysela <perex@perex.cz>
4 * Originated by audio@tridentmicro.com
5 * Fri Feb 19 15:55:28 MST 1999
6 * Routines for control of Trident 4DWave (DX and NX) chip
7 *
8 * BUGS:
9 *
10 * TODO:
11 * ---
12 *
13 * SiS7018 S/PDIF support by Thomas Winischhofer <thomas@winischhofer.net>
14 */
15
16 #include <linux/delay.h>
17 #include <linux/init.h>
18 #include <linux/interrupt.h>
19 #include <linux/pci.h>
20 #include <linux/slab.h>
21 #include <linux/vmalloc.h>
22 #include <linux/gameport.h>
23 #include <linux/dma-mapping.h>
24 #include <linux/export.h>
25 #include <linux/io.h>
26
27 #include <sound/core.h>
28 #include <sound/info.h>
29 #include <sound/control.h>
30 #include <sound/tlv.h>
31 #include "trident.h"
32 #include <sound/asoundef.h>
33
34 static int snd_trident_pcm_mixer_build(struct snd_trident *trident,
35 struct snd_trident_voice * voice,
36 struct snd_pcm_substream *substream);
37 static int snd_trident_pcm_mixer_free(struct snd_trident *trident,
38 struct snd_trident_voice * voice,
39 struct snd_pcm_substream *substream);
40 static irqreturn_t snd_trident_interrupt(int irq, void *dev_id);
41 static int snd_trident_sis_reset(struct snd_trident *trident);
42
43 static void snd_trident_clear_voices(struct snd_trident * trident,
44 unsigned short v_min, unsigned short v_max);
45 static int snd_trident_free(struct snd_trident *trident);
46
47 /*
48 * common I/O routines
49 */
50
51
52 #if 0
53 static void snd_trident_print_voice_regs(struct snd_trident *trident, int voice)
54 {
55 unsigned int val, tmp;
56
57 dev_dbg(trident->card->dev, "Trident voice %i:\n", voice);
58 outb(voice, TRID_REG(trident, T4D_LFO_GC_CIR));
59 val = inl(TRID_REG(trident, CH_LBA));
60 dev_dbg(trident->card->dev, "LBA: 0x%x\n", val);
61 val = inl(TRID_REG(trident, CH_GVSEL_PAN_VOL_CTRL_EC));
62 dev_dbg(trident->card->dev, "GVSel: %i\n", val >> 31);
63 dev_dbg(trident->card->dev, "Pan: 0x%x\n", (val >> 24) & 0x7f);
64 dev_dbg(trident->card->dev, "Vol: 0x%x\n", (val >> 16) & 0xff);
65 dev_dbg(trident->card->dev, "CTRL: 0x%x\n", (val >> 12) & 0x0f);
66 dev_dbg(trident->card->dev, "EC: 0x%x\n", val & 0x0fff);
67 if (trident->device != TRIDENT_DEVICE_ID_NX) {
68 val = inl(TRID_REG(trident, CH_DX_CSO_ALPHA_FMS));
69 dev_dbg(trident->card->dev, "CSO: 0x%x\n", val >> 16);
70 dev_dbg(trident->card->dev, "Alpha: 0x%x\n", (val >> 4) & 0x0fff);
71 dev_dbg(trident->card->dev, "FMS: 0x%x\n", val & 0x0f);
72 val = inl(TRID_REG(trident, CH_DX_ESO_DELTA));
73 dev_dbg(trident->card->dev, "ESO: 0x%x\n", val >> 16);
74 dev_dbg(trident->card->dev, "Delta: 0x%x\n", val & 0xffff);
75 val = inl(TRID_REG(trident, CH_DX_FMC_RVOL_CVOL));
76 } else { // TRIDENT_DEVICE_ID_NX
77 val = inl(TRID_REG(trident, CH_NX_DELTA_CSO));
78 tmp = (val >> 24) & 0xff;
79 dev_dbg(trident->card->dev, "CSO: 0x%x\n", val & 0x00ffffff);
80 val = inl(TRID_REG(trident, CH_NX_DELTA_ESO));
81 tmp |= (val >> 16) & 0xff00;
82 dev_dbg(trident->card->dev, "Delta: 0x%x\n", tmp);
83 dev_dbg(trident->card->dev, "ESO: 0x%x\n", val & 0x00ffffff);
84 val = inl(TRID_REG(trident, CH_NX_ALPHA_FMS_FMC_RVOL_CVOL));
85 dev_dbg(trident->card->dev, "Alpha: 0x%x\n", val >> 20);
86 dev_dbg(trident->card->dev, "FMS: 0x%x\n", (val >> 16) & 0x0f);
87 }
88 dev_dbg(trident->card->dev, "FMC: 0x%x\n", (val >> 14) & 3);
89 dev_dbg(trident->card->dev, "RVol: 0x%x\n", (val >> 7) & 0x7f);
90 dev_dbg(trident->card->dev, "CVol: 0x%x\n", val & 0x7f);
91 }
92 #endif
93
94 /*---------------------------------------------------------------------------
95 unsigned short snd_trident_codec_read(struct snd_ac97 *ac97, unsigned short reg)
96
97 Description: This routine will do all of the reading from the external
98 CODEC (AC97).
99
100 Parameters: ac97 - ac97 codec structure
101 reg - CODEC register index, from AC97 Hal.
102
103 returns: 16 bit value read from the AC97.
104
105 ---------------------------------------------------------------------------*/
snd_trident_codec_read(struct snd_ac97 * ac97,unsigned short reg)106 static unsigned short snd_trident_codec_read(struct snd_ac97 *ac97, unsigned short reg)
107 {
108 unsigned int data = 0, treg;
109 unsigned short count = 0xffff;
110 unsigned long flags;
111 struct snd_trident *trident = ac97->private_data;
112
113 spin_lock_irqsave(&trident->reg_lock, flags);
114 if (trident->device == TRIDENT_DEVICE_ID_DX) {
115 data = (DX_AC97_BUSY_READ | (reg & 0x000000ff));
116 outl(data, TRID_REG(trident, DX_ACR1_AC97_R));
117 do {
118 data = inl(TRID_REG(trident, DX_ACR1_AC97_R));
119 if ((data & DX_AC97_BUSY_READ) == 0)
120 break;
121 } while (--count);
122 } else if (trident->device == TRIDENT_DEVICE_ID_NX) {
123 data = (NX_AC97_BUSY_READ | (reg & 0x000000ff));
124 treg = ac97->num == 0 ? NX_ACR2_AC97_R_PRIMARY : NX_ACR3_AC97_R_SECONDARY;
125 outl(data, TRID_REG(trident, treg));
126 do {
127 data = inl(TRID_REG(trident, treg));
128 if ((data & 0x00000C00) == 0)
129 break;
130 } while (--count);
131 } else if (trident->device == TRIDENT_DEVICE_ID_SI7018) {
132 data = SI_AC97_BUSY_READ | SI_AC97_AUDIO_BUSY | (reg & 0x000000ff);
133 if (ac97->num == 1)
134 data |= SI_AC97_SECONDARY;
135 outl(data, TRID_REG(trident, SI_AC97_READ));
136 do {
137 data = inl(TRID_REG(trident, SI_AC97_READ));
138 if ((data & (SI_AC97_BUSY_READ)) == 0)
139 break;
140 } while (--count);
141 }
142
143 if (count == 0 && !trident->ac97_detect) {
144 dev_err(trident->card->dev,
145 "ac97 codec read TIMEOUT [0x%x/0x%x]!!!\n",
146 reg, data);
147 data = 0;
148 }
149
150 spin_unlock_irqrestore(&trident->reg_lock, flags);
151 return ((unsigned short) (data >> 16));
152 }
153
154 /*---------------------------------------------------------------------------
155 void snd_trident_codec_write(struct snd_ac97 *ac97, unsigned short reg,
156 unsigned short wdata)
157
158 Description: This routine will do all of the writing to the external
159 CODEC (AC97).
160
161 Parameters: ac97 - ac97 codec structure
162 reg - CODEC register index, from AC97 Hal.
163 data - Lower 16 bits are the data to write to CODEC.
164
165 returns: TRUE if everything went ok, else FALSE.
166
167 ---------------------------------------------------------------------------*/
snd_trident_codec_write(struct snd_ac97 * ac97,unsigned short reg,unsigned short wdata)168 static void snd_trident_codec_write(struct snd_ac97 *ac97, unsigned short reg,
169 unsigned short wdata)
170 {
171 unsigned int address, data;
172 unsigned short count = 0xffff;
173 unsigned long flags;
174 struct snd_trident *trident = ac97->private_data;
175
176 data = ((unsigned long) wdata) << 16;
177
178 spin_lock_irqsave(&trident->reg_lock, flags);
179 if (trident->device == TRIDENT_DEVICE_ID_DX) {
180 address = DX_ACR0_AC97_W;
181
182 /* read AC-97 write register status */
183 do {
184 if ((inw(TRID_REG(trident, address)) & DX_AC97_BUSY_WRITE) == 0)
185 break;
186 } while (--count);
187
188 data |= (DX_AC97_BUSY_WRITE | (reg & 0x000000ff));
189 } else if (trident->device == TRIDENT_DEVICE_ID_NX) {
190 address = NX_ACR1_AC97_W;
191
192 /* read AC-97 write register status */
193 do {
194 if ((inw(TRID_REG(trident, address)) & NX_AC97_BUSY_WRITE) == 0)
195 break;
196 } while (--count);
197
198 data |= (NX_AC97_BUSY_WRITE | (ac97->num << 8) | (reg & 0x000000ff));
199 } else if (trident->device == TRIDENT_DEVICE_ID_SI7018) {
200 address = SI_AC97_WRITE;
201
202 /* read AC-97 write register status */
203 do {
204 if ((inw(TRID_REG(trident, address)) & (SI_AC97_BUSY_WRITE)) == 0)
205 break;
206 } while (--count);
207
208 data |= SI_AC97_BUSY_WRITE | SI_AC97_AUDIO_BUSY | (reg & 0x000000ff);
209 if (ac97->num == 1)
210 data |= SI_AC97_SECONDARY;
211 } else {
212 address = 0; /* keep GCC happy */
213 count = 0; /* return */
214 }
215
216 if (count == 0) {
217 spin_unlock_irqrestore(&trident->reg_lock, flags);
218 return;
219 }
220 outl(data, TRID_REG(trident, address));
221 spin_unlock_irqrestore(&trident->reg_lock, flags);
222 }
223
224 /*---------------------------------------------------------------------------
225 void snd_trident_enable_eso(struct snd_trident *trident)
226
227 Description: This routine will enable end of loop interrupts.
228 End of loop interrupts will occur when a running
229 channel reaches ESO.
230 Also enables middle of loop interrupts.
231
232 Parameters: trident - pointer to target device class for 4DWave.
233
234 ---------------------------------------------------------------------------*/
235
snd_trident_enable_eso(struct snd_trident * trident)236 static void snd_trident_enable_eso(struct snd_trident * trident)
237 {
238 unsigned int val;
239
240 val = inl(TRID_REG(trident, T4D_LFO_GC_CIR));
241 val |= ENDLP_IE;
242 val |= MIDLP_IE;
243 if (trident->device == TRIDENT_DEVICE_ID_SI7018)
244 val |= BANK_B_EN;
245 outl(val, TRID_REG(trident, T4D_LFO_GC_CIR));
246 }
247
248 /*---------------------------------------------------------------------------
249 void snd_trident_disable_eso(struct snd_trident *trident)
250
251 Description: This routine will disable end of loop interrupts.
252 End of loop interrupts will occur when a running
253 channel reaches ESO.
254 Also disables middle of loop interrupts.
255
256 Parameters:
257 trident - pointer to target device class for 4DWave.
258
259 returns: TRUE if everything went ok, else FALSE.
260
261 ---------------------------------------------------------------------------*/
262
snd_trident_disable_eso(struct snd_trident * trident)263 static void snd_trident_disable_eso(struct snd_trident * trident)
264 {
265 unsigned int tmp;
266
267 tmp = inl(TRID_REG(trident, T4D_LFO_GC_CIR));
268 tmp &= ~ENDLP_IE;
269 tmp &= ~MIDLP_IE;
270 outl(tmp, TRID_REG(trident, T4D_LFO_GC_CIR));
271 }
272
273 /*---------------------------------------------------------------------------
274 void snd_trident_start_voice(struct snd_trident * trident, unsigned int voice)
275
276 Description: Start a voice, any channel 0 thru 63.
277 This routine automatically handles the fact that there are
278 more than 32 channels available.
279
280 Parameters : voice - Voice number 0 thru n.
281 trident - pointer to target device class for 4DWave.
282
283 Return Value: None.
284
285 ---------------------------------------------------------------------------*/
286
snd_trident_start_voice(struct snd_trident * trident,unsigned int voice)287 void snd_trident_start_voice(struct snd_trident * trident, unsigned int voice)
288 {
289 unsigned int mask = 1 << (voice & 0x1f);
290 unsigned int reg = (voice & 0x20) ? T4D_START_B : T4D_START_A;
291
292 outl(mask, TRID_REG(trident, reg));
293 }
294
295 EXPORT_SYMBOL(snd_trident_start_voice);
296
297 /*---------------------------------------------------------------------------
298 void snd_trident_stop_voice(struct snd_trident * trident, unsigned int voice)
299
300 Description: Stop a voice, any channel 0 thru 63.
301 This routine automatically handles the fact that there are
302 more than 32 channels available.
303
304 Parameters : voice - Voice number 0 thru n.
305 trident - pointer to target device class for 4DWave.
306
307 Return Value: None.
308
309 ---------------------------------------------------------------------------*/
310
snd_trident_stop_voice(struct snd_trident * trident,unsigned int voice)311 void snd_trident_stop_voice(struct snd_trident * trident, unsigned int voice)
312 {
313 unsigned int mask = 1 << (voice & 0x1f);
314 unsigned int reg = (voice & 0x20) ? T4D_STOP_B : T4D_STOP_A;
315
316 outl(mask, TRID_REG(trident, reg));
317 }
318
319 EXPORT_SYMBOL(snd_trident_stop_voice);
320
321 /*---------------------------------------------------------------------------
322 int snd_trident_allocate_pcm_channel(struct snd_trident *trident)
323
324 Description: Allocate hardware channel in Bank B (32-63).
325
326 Parameters : trident - pointer to target device class for 4DWave.
327
328 Return Value: hardware channel - 32-63 or -1 when no channel is available
329
330 ---------------------------------------------------------------------------*/
331
snd_trident_allocate_pcm_channel(struct snd_trident * trident)332 static int snd_trident_allocate_pcm_channel(struct snd_trident * trident)
333 {
334 int idx;
335
336 if (trident->ChanPCMcnt >= trident->ChanPCM)
337 return -1;
338 for (idx = 31; idx >= 0; idx--) {
339 if (!(trident->ChanMap[T4D_BANK_B] & (1 << idx))) {
340 trident->ChanMap[T4D_BANK_B] |= 1 << idx;
341 trident->ChanPCMcnt++;
342 return idx + 32;
343 }
344 }
345 return -1;
346 }
347
348 /*---------------------------------------------------------------------------
349 void snd_trident_free_pcm_channel(int channel)
350
351 Description: Free hardware channel in Bank B (32-63)
352
353 Parameters : trident - pointer to target device class for 4DWave.
354 channel - hardware channel number 0-63
355
356 Return Value: none
357
358 ---------------------------------------------------------------------------*/
359
snd_trident_free_pcm_channel(struct snd_trident * trident,int channel)360 static void snd_trident_free_pcm_channel(struct snd_trident *trident, int channel)
361 {
362 if (channel < 32 || channel > 63)
363 return;
364 channel &= 0x1f;
365 if (trident->ChanMap[T4D_BANK_B] & (1 << channel)) {
366 trident->ChanMap[T4D_BANK_B] &= ~(1 << channel);
367 trident->ChanPCMcnt--;
368 }
369 }
370
371 /*---------------------------------------------------------------------------
372 unsigned int snd_trident_allocate_synth_channel(void)
373
374 Description: Allocate hardware channel in Bank A (0-31).
375
376 Parameters : trident - pointer to target device class for 4DWave.
377
378 Return Value: hardware channel - 0-31 or -1 when no channel is available
379
380 ---------------------------------------------------------------------------*/
381
snd_trident_allocate_synth_channel(struct snd_trident * trident)382 static int snd_trident_allocate_synth_channel(struct snd_trident * trident)
383 {
384 int idx;
385
386 for (idx = 31; idx >= 0; idx--) {
387 if (!(trident->ChanMap[T4D_BANK_A] & (1 << idx))) {
388 trident->ChanMap[T4D_BANK_A] |= 1 << idx;
389 trident->synth.ChanSynthCount++;
390 return idx;
391 }
392 }
393 return -1;
394 }
395
396 /*---------------------------------------------------------------------------
397 void snd_trident_free_synth_channel( int channel )
398
399 Description: Free hardware channel in Bank B (0-31).
400
401 Parameters : trident - pointer to target device class for 4DWave.
402 channel - hardware channel number 0-63
403
404 Return Value: none
405
406 ---------------------------------------------------------------------------*/
407
snd_trident_free_synth_channel(struct snd_trident * trident,int channel)408 static void snd_trident_free_synth_channel(struct snd_trident *trident, int channel)
409 {
410 if (channel < 0 || channel > 31)
411 return;
412 channel &= 0x1f;
413 if (trident->ChanMap[T4D_BANK_A] & (1 << channel)) {
414 trident->ChanMap[T4D_BANK_A] &= ~(1 << channel);
415 trident->synth.ChanSynthCount--;
416 }
417 }
418
419 /*---------------------------------------------------------------------------
420 snd_trident_write_voice_regs
421
422 Description: This routine will complete and write the 5 hardware channel
423 registers to hardware.
424
425 Parameters: trident - pointer to target device class for 4DWave.
426 voice - synthesizer voice structure
427 Each register field.
428
429 ---------------------------------------------------------------------------*/
430
snd_trident_write_voice_regs(struct snd_trident * trident,struct snd_trident_voice * voice)431 void snd_trident_write_voice_regs(struct snd_trident * trident,
432 struct snd_trident_voice * voice)
433 {
434 unsigned int FmcRvolCvol;
435 unsigned int regs[5];
436
437 regs[1] = voice->LBA;
438 regs[4] = (voice->GVSel << 31) |
439 ((voice->Pan & 0x0000007f) << 24) |
440 ((voice->CTRL & 0x0000000f) << 12);
441 FmcRvolCvol = ((voice->FMC & 3) << 14) |
442 ((voice->RVol & 0x7f) << 7) |
443 (voice->CVol & 0x7f);
444
445 switch (trident->device) {
446 case TRIDENT_DEVICE_ID_SI7018:
447 regs[4] |= voice->number > 31 ?
448 (voice->Vol & 0x000003ff) :
449 ((voice->Vol & 0x00003fc) << (16-2)) |
450 (voice->EC & 0x00000fff);
451 regs[0] = (voice->CSO << 16) | ((voice->Alpha & 0x00000fff) << 4) |
452 (voice->FMS & 0x0000000f);
453 regs[2] = (voice->ESO << 16) | (voice->Delta & 0x0ffff);
454 regs[3] = (voice->Attribute << 16) | FmcRvolCvol;
455 break;
456 case TRIDENT_DEVICE_ID_DX:
457 regs[4] |= ((voice->Vol & 0x000003fc) << (16-2)) |
458 (voice->EC & 0x00000fff);
459 regs[0] = (voice->CSO << 16) | ((voice->Alpha & 0x00000fff) << 4) |
460 (voice->FMS & 0x0000000f);
461 regs[2] = (voice->ESO << 16) | (voice->Delta & 0x0ffff);
462 regs[3] = FmcRvolCvol;
463 break;
464 case TRIDENT_DEVICE_ID_NX:
465 regs[4] |= ((voice->Vol & 0x000003fc) << (16-2)) |
466 (voice->EC & 0x00000fff);
467 regs[0] = (voice->Delta << 24) | (voice->CSO & 0x00ffffff);
468 regs[2] = ((voice->Delta << 16) & 0xff000000) |
469 (voice->ESO & 0x00ffffff);
470 regs[3] = (voice->Alpha << 20) |
471 ((voice->FMS & 0x0000000f) << 16) | FmcRvolCvol;
472 break;
473 default:
474 snd_BUG();
475 return;
476 }
477
478 outb(voice->number, TRID_REG(trident, T4D_LFO_GC_CIR));
479 outl(regs[0], TRID_REG(trident, CH_START + 0));
480 outl(regs[1], TRID_REG(trident, CH_START + 4));
481 outl(regs[2], TRID_REG(trident, CH_START + 8));
482 outl(regs[3], TRID_REG(trident, CH_START + 12));
483 outl(regs[4], TRID_REG(trident, CH_START + 16));
484
485 #if 0
486 dev_dbg(trident->card->dev, "written %i channel:\n", voice->number);
487 dev_dbg(trident->card->dev, " regs[0] = 0x%x/0x%x\n",
488 regs[0], inl(TRID_REG(trident, CH_START + 0)));
489 dev_dbg(trident->card->dev, " regs[1] = 0x%x/0x%x\n",
490 regs[1], inl(TRID_REG(trident, CH_START + 4)));
491 dev_dbg(trident->card->dev, " regs[2] = 0x%x/0x%x\n",
492 regs[2], inl(TRID_REG(trident, CH_START + 8)));
493 dev_dbg(trident->card->dev, " regs[3] = 0x%x/0x%x\n",
494 regs[3], inl(TRID_REG(trident, CH_START + 12)));
495 dev_dbg(trident->card->dev, " regs[4] = 0x%x/0x%x\n",
496 regs[4], inl(TRID_REG(trident, CH_START + 16)));
497 #endif
498 }
499
500 EXPORT_SYMBOL(snd_trident_write_voice_regs);
501
502 /*---------------------------------------------------------------------------
503 snd_trident_write_cso_reg
504
505 Description: This routine will write the new CSO offset
506 register to hardware.
507
508 Parameters: trident - pointer to target device class for 4DWave.
509 voice - synthesizer voice structure
510 CSO - new CSO value
511
512 ---------------------------------------------------------------------------*/
513
snd_trident_write_cso_reg(struct snd_trident * trident,struct snd_trident_voice * voice,unsigned int CSO)514 static void snd_trident_write_cso_reg(struct snd_trident * trident,
515 struct snd_trident_voice * voice,
516 unsigned int CSO)
517 {
518 voice->CSO = CSO;
519 outb(voice->number, TRID_REG(trident, T4D_LFO_GC_CIR));
520 if (trident->device != TRIDENT_DEVICE_ID_NX) {
521 outw(voice->CSO, TRID_REG(trident, CH_DX_CSO_ALPHA_FMS) + 2);
522 } else {
523 outl((voice->Delta << 24) |
524 (voice->CSO & 0x00ffffff), TRID_REG(trident, CH_NX_DELTA_CSO));
525 }
526 }
527
528 /*---------------------------------------------------------------------------
529 snd_trident_write_eso_reg
530
531 Description: This routine will write the new ESO offset
532 register to hardware.
533
534 Parameters: trident - pointer to target device class for 4DWave.
535 voice - synthesizer voice structure
536 ESO - new ESO value
537
538 ---------------------------------------------------------------------------*/
539
snd_trident_write_eso_reg(struct snd_trident * trident,struct snd_trident_voice * voice,unsigned int ESO)540 static void snd_trident_write_eso_reg(struct snd_trident * trident,
541 struct snd_trident_voice * voice,
542 unsigned int ESO)
543 {
544 voice->ESO = ESO;
545 outb(voice->number, TRID_REG(trident, T4D_LFO_GC_CIR));
546 if (trident->device != TRIDENT_DEVICE_ID_NX) {
547 outw(voice->ESO, TRID_REG(trident, CH_DX_ESO_DELTA) + 2);
548 } else {
549 outl(((voice->Delta << 16) & 0xff000000) | (voice->ESO & 0x00ffffff),
550 TRID_REG(trident, CH_NX_DELTA_ESO));
551 }
552 }
553
554 /*---------------------------------------------------------------------------
555 snd_trident_write_vol_reg
556
557 Description: This routine will write the new voice volume
558 register to hardware.
559
560 Parameters: trident - pointer to target device class for 4DWave.
561 voice - synthesizer voice structure
562 Vol - new voice volume
563
564 ---------------------------------------------------------------------------*/
565
snd_trident_write_vol_reg(struct snd_trident * trident,struct snd_trident_voice * voice,unsigned int Vol)566 static void snd_trident_write_vol_reg(struct snd_trident * trident,
567 struct snd_trident_voice * voice,
568 unsigned int Vol)
569 {
570 voice->Vol = Vol;
571 outb(voice->number, TRID_REG(trident, T4D_LFO_GC_CIR));
572 switch (trident->device) {
573 case TRIDENT_DEVICE_ID_DX:
574 case TRIDENT_DEVICE_ID_NX:
575 outb(voice->Vol >> 2, TRID_REG(trident, CH_GVSEL_PAN_VOL_CTRL_EC + 2));
576 break;
577 case TRIDENT_DEVICE_ID_SI7018:
578 /* dev_dbg(trident->card->dev, "voice->Vol = 0x%x\n", voice->Vol); */
579 outw((voice->CTRL << 12) | voice->Vol,
580 TRID_REG(trident, CH_GVSEL_PAN_VOL_CTRL_EC));
581 break;
582 }
583 }
584
585 /*---------------------------------------------------------------------------
586 snd_trident_write_pan_reg
587
588 Description: This routine will write the new voice pan
589 register to hardware.
590
591 Parameters: trident - pointer to target device class for 4DWave.
592 voice - synthesizer voice structure
593 Pan - new pan value
594
595 ---------------------------------------------------------------------------*/
596
snd_trident_write_pan_reg(struct snd_trident * trident,struct snd_trident_voice * voice,unsigned int Pan)597 static void snd_trident_write_pan_reg(struct snd_trident * trident,
598 struct snd_trident_voice * voice,
599 unsigned int Pan)
600 {
601 voice->Pan = Pan;
602 outb(voice->number, TRID_REG(trident, T4D_LFO_GC_CIR));
603 outb(((voice->GVSel & 0x01) << 7) | (voice->Pan & 0x7f),
604 TRID_REG(trident, CH_GVSEL_PAN_VOL_CTRL_EC + 3));
605 }
606
607 /*---------------------------------------------------------------------------
608 snd_trident_write_rvol_reg
609
610 Description: This routine will write the new reverb volume
611 register to hardware.
612
613 Parameters: trident - pointer to target device class for 4DWave.
614 voice - synthesizer voice structure
615 RVol - new reverb volume
616
617 ---------------------------------------------------------------------------*/
618
snd_trident_write_rvol_reg(struct snd_trident * trident,struct snd_trident_voice * voice,unsigned int RVol)619 static void snd_trident_write_rvol_reg(struct snd_trident * trident,
620 struct snd_trident_voice * voice,
621 unsigned int RVol)
622 {
623 voice->RVol = RVol;
624 outb(voice->number, TRID_REG(trident, T4D_LFO_GC_CIR));
625 outw(((voice->FMC & 0x0003) << 14) | ((voice->RVol & 0x007f) << 7) |
626 (voice->CVol & 0x007f),
627 TRID_REG(trident, trident->device == TRIDENT_DEVICE_ID_NX ?
628 CH_NX_ALPHA_FMS_FMC_RVOL_CVOL : CH_DX_FMC_RVOL_CVOL));
629 }
630
631 /*---------------------------------------------------------------------------
632 snd_trident_write_cvol_reg
633
634 Description: This routine will write the new chorus volume
635 register to hardware.
636
637 Parameters: trident - pointer to target device class for 4DWave.
638 voice - synthesizer voice structure
639 CVol - new chorus volume
640
641 ---------------------------------------------------------------------------*/
642
snd_trident_write_cvol_reg(struct snd_trident * trident,struct snd_trident_voice * voice,unsigned int CVol)643 static void snd_trident_write_cvol_reg(struct snd_trident * trident,
644 struct snd_trident_voice * voice,
645 unsigned int CVol)
646 {
647 voice->CVol = CVol;
648 outb(voice->number, TRID_REG(trident, T4D_LFO_GC_CIR));
649 outw(((voice->FMC & 0x0003) << 14) | ((voice->RVol & 0x007f) << 7) |
650 (voice->CVol & 0x007f),
651 TRID_REG(trident, trident->device == TRIDENT_DEVICE_ID_NX ?
652 CH_NX_ALPHA_FMS_FMC_RVOL_CVOL : CH_DX_FMC_RVOL_CVOL));
653 }
654
655 /*---------------------------------------------------------------------------
656 snd_trident_convert_rate
657
658 Description: This routine converts rate in HZ to hardware delta value.
659
660 Parameters: trident - pointer to target device class for 4DWave.
661 rate - Real or Virtual channel number.
662
663 Returns: Delta value.
664
665 ---------------------------------------------------------------------------*/
snd_trident_convert_rate(unsigned int rate)666 static unsigned int snd_trident_convert_rate(unsigned int rate)
667 {
668 unsigned int delta;
669
670 // We special case 44100 and 8000 since rounding with the equation
671 // does not give us an accurate enough value. For 11025 and 22050
672 // the equation gives us the best answer. All other frequencies will
673 // also use the equation. JDW
674 if (rate == 44100)
675 delta = 0xeb3;
676 else if (rate == 8000)
677 delta = 0x2ab;
678 else if (rate == 48000)
679 delta = 0x1000;
680 else
681 delta = (((rate << 12) + 24000) / 48000) & 0x0000ffff;
682 return delta;
683 }
684
685 /*---------------------------------------------------------------------------
686 snd_trident_convert_adc_rate
687
688 Description: This routine converts rate in HZ to hardware delta value.
689
690 Parameters: trident - pointer to target device class for 4DWave.
691 rate - Real or Virtual channel number.
692
693 Returns: Delta value.
694
695 ---------------------------------------------------------------------------*/
snd_trident_convert_adc_rate(unsigned int rate)696 static unsigned int snd_trident_convert_adc_rate(unsigned int rate)
697 {
698 unsigned int delta;
699
700 // We special case 44100 and 8000 since rounding with the equation
701 // does not give us an accurate enough value. For 11025 and 22050
702 // the equation gives us the best answer. All other frequencies will
703 // also use the equation. JDW
704 if (rate == 44100)
705 delta = 0x116a;
706 else if (rate == 8000)
707 delta = 0x6000;
708 else if (rate == 48000)
709 delta = 0x1000;
710 else
711 delta = ((48000 << 12) / rate) & 0x0000ffff;
712 return delta;
713 }
714
715 /*---------------------------------------------------------------------------
716 snd_trident_spurious_threshold
717
718 Description: This routine converts rate in HZ to spurious threshold.
719
720 Parameters: trident - pointer to target device class for 4DWave.
721 rate - Real or Virtual channel number.
722
723 Returns: Delta value.
724
725 ---------------------------------------------------------------------------*/
snd_trident_spurious_threshold(unsigned int rate,unsigned int period_size)726 static unsigned int snd_trident_spurious_threshold(unsigned int rate,
727 unsigned int period_size)
728 {
729 unsigned int res = (rate * period_size) / 48000;
730 if (res < 64)
731 res = res / 2;
732 else
733 res -= 32;
734 return res;
735 }
736
737 /*---------------------------------------------------------------------------
738 snd_trident_control_mode
739
740 Description: This routine returns a control mode for a PCM channel.
741
742 Parameters: trident - pointer to target device class for 4DWave.
743 substream - PCM substream
744
745 Returns: Control value.
746
747 ---------------------------------------------------------------------------*/
snd_trident_control_mode(struct snd_pcm_substream * substream)748 static unsigned int snd_trident_control_mode(struct snd_pcm_substream *substream)
749 {
750 unsigned int CTRL;
751 struct snd_pcm_runtime *runtime = substream->runtime;
752
753 /* set ctrl mode
754 CTRL default: 8-bit (unsigned) mono, loop mode enabled
755 */
756 CTRL = 0x00000001;
757 if (snd_pcm_format_width(runtime->format) == 16)
758 CTRL |= 0x00000008; // 16-bit data
759 if (snd_pcm_format_signed(runtime->format))
760 CTRL |= 0x00000002; // signed data
761 if (runtime->channels > 1)
762 CTRL |= 0x00000004; // stereo data
763 return CTRL;
764 }
765
766 /*
767 * PCM part
768 */
769
770 /*---------------------------------------------------------------------------
771 snd_trident_allocate_pcm_mem
772
773 Description: Allocate PCM ring buffer for given substream
774
775 Parameters: substream - PCM substream class
776 hw_params - hardware parameters
777
778 Returns: Error status
779
780 ---------------------------------------------------------------------------*/
781
snd_trident_allocate_pcm_mem(struct snd_pcm_substream * substream,struct snd_pcm_hw_params * hw_params)782 static int snd_trident_allocate_pcm_mem(struct snd_pcm_substream *substream,
783 struct snd_pcm_hw_params *hw_params)
784 {
785 struct snd_trident *trident = snd_pcm_substream_chip(substream);
786 struct snd_pcm_runtime *runtime = substream->runtime;
787 struct snd_trident_voice *voice = runtime->private_data;
788
789 if (trident->tlb.entries) {
790 if (runtime->buffer_changed) {
791 if (voice->memblk)
792 snd_trident_free_pages(trident, voice->memblk);
793 voice->memblk = snd_trident_alloc_pages(trident, substream);
794 if (voice->memblk == NULL)
795 return -ENOMEM;
796 }
797 }
798 return 0;
799 }
800
801 /*---------------------------------------------------------------------------
802 snd_trident_allocate_evoice
803
804 Description: Allocate extra voice as interrupt generator
805
806 Parameters: substream - PCM substream class
807 hw_params - hardware parameters
808
809 Returns: Error status
810
811 ---------------------------------------------------------------------------*/
812
snd_trident_allocate_evoice(struct snd_pcm_substream * substream,struct snd_pcm_hw_params * hw_params)813 static int snd_trident_allocate_evoice(struct snd_pcm_substream *substream,
814 struct snd_pcm_hw_params *hw_params)
815 {
816 struct snd_trident *trident = snd_pcm_substream_chip(substream);
817 struct snd_pcm_runtime *runtime = substream->runtime;
818 struct snd_trident_voice *voice = runtime->private_data;
819 struct snd_trident_voice *evoice = voice->extra;
820
821 /* voice management */
822
823 if (params_buffer_size(hw_params) / 2 != params_period_size(hw_params)) {
824 if (evoice == NULL) {
825 evoice = snd_trident_alloc_voice(trident, SNDRV_TRIDENT_VOICE_TYPE_PCM, 0, 0);
826 if (evoice == NULL)
827 return -ENOMEM;
828 voice->extra = evoice;
829 evoice->substream = substream;
830 }
831 } else {
832 if (evoice != NULL) {
833 snd_trident_free_voice(trident, evoice);
834 voice->extra = evoice = NULL;
835 }
836 }
837
838 return 0;
839 }
840
841 /*---------------------------------------------------------------------------
842 snd_trident_hw_params
843
844 Description: Set the hardware parameters for the playback device.
845
846 Parameters: substream - PCM substream class
847 hw_params - hardware parameters
848
849 Returns: Error status
850
851 ---------------------------------------------------------------------------*/
852
snd_trident_hw_params(struct snd_pcm_substream * substream,struct snd_pcm_hw_params * hw_params)853 static int snd_trident_hw_params(struct snd_pcm_substream *substream,
854 struct snd_pcm_hw_params *hw_params)
855 {
856 int err;
857
858 err = snd_trident_allocate_pcm_mem(substream, hw_params);
859 if (err >= 0)
860 err = snd_trident_allocate_evoice(substream, hw_params);
861 return err;
862 }
863
864 /*---------------------------------------------------------------------------
865 snd_trident_playback_hw_free
866
867 Description: Release the hardware resources for the playback device.
868
869 Parameters: substream - PCM substream class
870
871 Returns: Error status
872
873 ---------------------------------------------------------------------------*/
874
snd_trident_hw_free(struct snd_pcm_substream * substream)875 static int snd_trident_hw_free(struct snd_pcm_substream *substream)
876 {
877 struct snd_trident *trident = snd_pcm_substream_chip(substream);
878 struct snd_pcm_runtime *runtime = substream->runtime;
879 struct snd_trident_voice *voice = runtime->private_data;
880 struct snd_trident_voice *evoice = voice ? voice->extra : NULL;
881
882 if (trident->tlb.entries) {
883 if (voice && voice->memblk) {
884 snd_trident_free_pages(trident, voice->memblk);
885 voice->memblk = NULL;
886 }
887 }
888 if (evoice != NULL) {
889 snd_trident_free_voice(trident, evoice);
890 voice->extra = NULL;
891 }
892 return 0;
893 }
894
895 /*---------------------------------------------------------------------------
896 snd_trident_playback_prepare
897
898 Description: Prepare playback device for playback.
899
900 Parameters: substream - PCM substream class
901
902 Returns: Error status
903
904 ---------------------------------------------------------------------------*/
905
snd_trident_playback_prepare(struct snd_pcm_substream * substream)906 static int snd_trident_playback_prepare(struct snd_pcm_substream *substream)
907 {
908 struct snd_trident *trident = snd_pcm_substream_chip(substream);
909 struct snd_pcm_runtime *runtime = substream->runtime;
910 struct snd_trident_voice *voice = runtime->private_data;
911 struct snd_trident_voice *evoice = voice->extra;
912 struct snd_trident_pcm_mixer *mix = &trident->pcm_mixer[substream->number];
913
914 spin_lock_irq(&trident->reg_lock);
915
916 /* set delta (rate) value */
917 voice->Delta = snd_trident_convert_rate(runtime->rate);
918 voice->spurious_threshold = snd_trident_spurious_threshold(runtime->rate, runtime->period_size);
919
920 /* set Loop Begin Address */
921 if (voice->memblk)
922 voice->LBA = voice->memblk->offset;
923 else
924 voice->LBA = runtime->dma_addr;
925
926 voice->CSO = 0;
927 voice->ESO = runtime->buffer_size - 1; /* in samples */
928 voice->CTRL = snd_trident_control_mode(substream);
929 voice->FMC = 3;
930 voice->GVSel = 1;
931 voice->EC = 0;
932 voice->Alpha = 0;
933 voice->FMS = 0;
934 voice->Vol = mix->vol;
935 voice->RVol = mix->rvol;
936 voice->CVol = mix->cvol;
937 voice->Pan = mix->pan;
938 voice->Attribute = 0;
939 #if 0
940 voice->Attribute = (1<<(30-16))|(2<<(26-16))|
941 (0<<(24-16))|(0x1f<<(19-16));
942 #else
943 voice->Attribute = 0;
944 #endif
945
946 snd_trident_write_voice_regs(trident, voice);
947
948 if (evoice != NULL) {
949 evoice->Delta = voice->Delta;
950 evoice->spurious_threshold = voice->spurious_threshold;
951 evoice->LBA = voice->LBA;
952 evoice->CSO = 0;
953 evoice->ESO = (runtime->period_size * 2) + 4 - 1; /* in samples */
954 evoice->CTRL = voice->CTRL;
955 evoice->FMC = 3;
956 evoice->GVSel = trident->device == TRIDENT_DEVICE_ID_SI7018 ? 0 : 1;
957 evoice->EC = 0;
958 evoice->Alpha = 0;
959 evoice->FMS = 0;
960 evoice->Vol = 0x3ff; /* mute */
961 evoice->RVol = evoice->CVol = 0x7f; /* mute */
962 evoice->Pan = 0x7f; /* mute */
963 #if 0
964 evoice->Attribute = (1<<(30-16))|(2<<(26-16))|
965 (0<<(24-16))|(0x1f<<(19-16));
966 #else
967 evoice->Attribute = 0;
968 #endif
969 snd_trident_write_voice_regs(trident, evoice);
970 evoice->isync2 = 1;
971 evoice->isync_mark = runtime->period_size;
972 evoice->ESO = (runtime->period_size * 2) - 1;
973 }
974
975 spin_unlock_irq(&trident->reg_lock);
976
977 return 0;
978 }
979
980 /*---------------------------------------------------------------------------
981 snd_trident_capture_hw_params
982
983 Description: Set the hardware parameters for the capture device.
984
985 Parameters: substream - PCM substream class
986 hw_params - hardware parameters
987
988 Returns: Error status
989
990 ---------------------------------------------------------------------------*/
991
snd_trident_capture_hw_params(struct snd_pcm_substream * substream,struct snd_pcm_hw_params * hw_params)992 static int snd_trident_capture_hw_params(struct snd_pcm_substream *substream,
993 struct snd_pcm_hw_params *hw_params)
994 {
995 return snd_trident_allocate_pcm_mem(substream, hw_params);
996 }
997
998 /*---------------------------------------------------------------------------
999 snd_trident_capture_prepare
1000
1001 Description: Prepare capture device for playback.
1002
1003 Parameters: substream - PCM substream class
1004
1005 Returns: Error status
1006
1007 ---------------------------------------------------------------------------*/
1008
snd_trident_capture_prepare(struct snd_pcm_substream * substream)1009 static int snd_trident_capture_prepare(struct snd_pcm_substream *substream)
1010 {
1011 struct snd_trident *trident = snd_pcm_substream_chip(substream);
1012 struct snd_pcm_runtime *runtime = substream->runtime;
1013 struct snd_trident_voice *voice = runtime->private_data;
1014 unsigned int val, ESO_bytes;
1015
1016 spin_lock_irq(&trident->reg_lock);
1017
1018 // Initialize the channel and set channel Mode
1019 outb(0, TRID_REG(trident, LEGACY_DMAR15));
1020
1021 // Set DMA channel operation mode register
1022 outb(0x54, TRID_REG(trident, LEGACY_DMAR11));
1023
1024 // Set channel buffer Address, DMAR0 expects contiguous PCI memory area
1025 voice->LBA = runtime->dma_addr;
1026 outl(voice->LBA, TRID_REG(trident, LEGACY_DMAR0));
1027 if (voice->memblk)
1028 voice->LBA = voice->memblk->offset;
1029
1030 // set ESO
1031 ESO_bytes = snd_pcm_lib_buffer_bytes(substream) - 1;
1032 outb((ESO_bytes & 0x00ff0000) >> 16, TRID_REG(trident, LEGACY_DMAR6));
1033 outw((ESO_bytes & 0x0000ffff), TRID_REG(trident, LEGACY_DMAR4));
1034 ESO_bytes++;
1035
1036 // Set channel sample rate, 4.12 format
1037 val = (((unsigned int) 48000L << 12) + (runtime->rate/2)) / runtime->rate;
1038 outw(val, TRID_REG(trident, T4D_SBDELTA_DELTA_R));
1039
1040 // Set channel interrupt blk length
1041 if (snd_pcm_format_width(runtime->format) == 16) {
1042 val = (unsigned short) ((ESO_bytes >> 1) - 1);
1043 } else {
1044 val = (unsigned short) (ESO_bytes - 1);
1045 }
1046
1047 outl((val << 16) | val, TRID_REG(trident, T4D_SBBL_SBCL));
1048
1049 // Right now, set format and start to run captureing,
1050 // continuous run loop enable.
1051 trident->bDMAStart = 0x19; // 0001 1001b
1052
1053 if (snd_pcm_format_width(runtime->format) == 16)
1054 trident->bDMAStart |= 0x80;
1055 if (snd_pcm_format_signed(runtime->format))
1056 trident->bDMAStart |= 0x20;
1057 if (runtime->channels > 1)
1058 trident->bDMAStart |= 0x40;
1059
1060 // Prepare capture intr channel
1061
1062 voice->Delta = snd_trident_convert_rate(runtime->rate);
1063 voice->spurious_threshold = snd_trident_spurious_threshold(runtime->rate, runtime->period_size);
1064 voice->isync = 1;
1065 voice->isync_mark = runtime->period_size;
1066 voice->isync_max = runtime->buffer_size;
1067
1068 // Set voice parameters
1069 voice->CSO = 0;
1070 voice->ESO = voice->isync_ESO = (runtime->period_size * 2) + 6 - 1;
1071 voice->CTRL = snd_trident_control_mode(substream);
1072 voice->FMC = 3;
1073 voice->RVol = 0x7f;
1074 voice->CVol = 0x7f;
1075 voice->GVSel = 1;
1076 voice->Pan = 0x7f; /* mute */
1077 voice->Vol = 0x3ff; /* mute */
1078 voice->EC = 0;
1079 voice->Alpha = 0;
1080 voice->FMS = 0;
1081 voice->Attribute = 0;
1082
1083 snd_trident_write_voice_regs(trident, voice);
1084
1085 spin_unlock_irq(&trident->reg_lock);
1086 return 0;
1087 }
1088
1089 /*---------------------------------------------------------------------------
1090 snd_trident_si7018_capture_hw_params
1091
1092 Description: Set the hardware parameters for the capture device.
1093
1094 Parameters: substream - PCM substream class
1095 hw_params - hardware parameters
1096
1097 Returns: Error status
1098
1099 ---------------------------------------------------------------------------*/
1100
snd_trident_si7018_capture_hw_params(struct snd_pcm_substream * substream,struct snd_pcm_hw_params * hw_params)1101 static int snd_trident_si7018_capture_hw_params(struct snd_pcm_substream *substream,
1102 struct snd_pcm_hw_params *hw_params)
1103 {
1104 return snd_trident_allocate_evoice(substream, hw_params);
1105 }
1106
1107 /*---------------------------------------------------------------------------
1108 snd_trident_si7018_capture_hw_free
1109
1110 Description: Release the hardware resources for the capture device.
1111
1112 Parameters: substream - PCM substream class
1113
1114 Returns: Error status
1115
1116 ---------------------------------------------------------------------------*/
1117
snd_trident_si7018_capture_hw_free(struct snd_pcm_substream * substream)1118 static int snd_trident_si7018_capture_hw_free(struct snd_pcm_substream *substream)
1119 {
1120 struct snd_trident *trident = snd_pcm_substream_chip(substream);
1121 struct snd_pcm_runtime *runtime = substream->runtime;
1122 struct snd_trident_voice *voice = runtime->private_data;
1123 struct snd_trident_voice *evoice = voice ? voice->extra : NULL;
1124
1125 if (evoice != NULL) {
1126 snd_trident_free_voice(trident, evoice);
1127 voice->extra = NULL;
1128 }
1129 return 0;
1130 }
1131
1132 /*---------------------------------------------------------------------------
1133 snd_trident_si7018_capture_prepare
1134
1135 Description: Prepare capture device for playback.
1136
1137 Parameters: substream - PCM substream class
1138
1139 Returns: Error status
1140
1141 ---------------------------------------------------------------------------*/
1142
snd_trident_si7018_capture_prepare(struct snd_pcm_substream * substream)1143 static int snd_trident_si7018_capture_prepare(struct snd_pcm_substream *substream)
1144 {
1145 struct snd_trident *trident = snd_pcm_substream_chip(substream);
1146 struct snd_pcm_runtime *runtime = substream->runtime;
1147 struct snd_trident_voice *voice = runtime->private_data;
1148 struct snd_trident_voice *evoice = voice->extra;
1149
1150 spin_lock_irq(&trident->reg_lock);
1151
1152 voice->LBA = runtime->dma_addr;
1153 voice->Delta = snd_trident_convert_adc_rate(runtime->rate);
1154 voice->spurious_threshold = snd_trident_spurious_threshold(runtime->rate, runtime->period_size);
1155
1156 // Set voice parameters
1157 voice->CSO = 0;
1158 voice->ESO = runtime->buffer_size - 1; /* in samples */
1159 voice->CTRL = snd_trident_control_mode(substream);
1160 voice->FMC = 0;
1161 voice->RVol = 0;
1162 voice->CVol = 0;
1163 voice->GVSel = 1;
1164 voice->Pan = T4D_DEFAULT_PCM_PAN;
1165 voice->Vol = 0;
1166 voice->EC = 0;
1167 voice->Alpha = 0;
1168 voice->FMS = 0;
1169
1170 voice->Attribute = (2 << (30-16)) |
1171 (2 << (26-16)) |
1172 (2 << (24-16)) |
1173 (1 << (23-16));
1174
1175 snd_trident_write_voice_regs(trident, voice);
1176
1177 if (evoice != NULL) {
1178 evoice->Delta = snd_trident_convert_rate(runtime->rate);
1179 evoice->spurious_threshold = voice->spurious_threshold;
1180 evoice->LBA = voice->LBA;
1181 evoice->CSO = 0;
1182 evoice->ESO = (runtime->period_size * 2) + 20 - 1; /* in samples, 20 means correction */
1183 evoice->CTRL = voice->CTRL;
1184 evoice->FMC = 3;
1185 evoice->GVSel = 0;
1186 evoice->EC = 0;
1187 evoice->Alpha = 0;
1188 evoice->FMS = 0;
1189 evoice->Vol = 0x3ff; /* mute */
1190 evoice->RVol = evoice->CVol = 0x7f; /* mute */
1191 evoice->Pan = 0x7f; /* mute */
1192 evoice->Attribute = 0;
1193 snd_trident_write_voice_regs(trident, evoice);
1194 evoice->isync2 = 1;
1195 evoice->isync_mark = runtime->period_size;
1196 evoice->ESO = (runtime->period_size * 2) - 1;
1197 }
1198
1199 spin_unlock_irq(&trident->reg_lock);
1200 return 0;
1201 }
1202
1203 /*---------------------------------------------------------------------------
1204 snd_trident_foldback_prepare
1205
1206 Description: Prepare foldback capture device for playback.
1207
1208 Parameters: substream - PCM substream class
1209
1210 Returns: Error status
1211
1212 ---------------------------------------------------------------------------*/
1213
snd_trident_foldback_prepare(struct snd_pcm_substream * substream)1214 static int snd_trident_foldback_prepare(struct snd_pcm_substream *substream)
1215 {
1216 struct snd_trident *trident = snd_pcm_substream_chip(substream);
1217 struct snd_pcm_runtime *runtime = substream->runtime;
1218 struct snd_trident_voice *voice = runtime->private_data;
1219 struct snd_trident_voice *evoice = voice->extra;
1220
1221 spin_lock_irq(&trident->reg_lock);
1222
1223 /* Set channel buffer Address */
1224 if (voice->memblk)
1225 voice->LBA = voice->memblk->offset;
1226 else
1227 voice->LBA = runtime->dma_addr;
1228
1229 /* set target ESO for channel */
1230 voice->ESO = runtime->buffer_size - 1; /* in samples */
1231
1232 /* set sample rate */
1233 voice->Delta = 0x1000;
1234 voice->spurious_threshold = snd_trident_spurious_threshold(48000, runtime->period_size);
1235
1236 voice->CSO = 0;
1237 voice->CTRL = snd_trident_control_mode(substream);
1238 voice->FMC = 3;
1239 voice->RVol = 0x7f;
1240 voice->CVol = 0x7f;
1241 voice->GVSel = 1;
1242 voice->Pan = 0x7f; /* mute */
1243 voice->Vol = 0x3ff; /* mute */
1244 voice->EC = 0;
1245 voice->Alpha = 0;
1246 voice->FMS = 0;
1247 voice->Attribute = 0;
1248
1249 /* set up capture channel */
1250 outb(((voice->number & 0x3f) | 0x80), TRID_REG(trident, T4D_RCI + voice->foldback_chan));
1251
1252 snd_trident_write_voice_regs(trident, voice);
1253
1254 if (evoice != NULL) {
1255 evoice->Delta = voice->Delta;
1256 evoice->spurious_threshold = voice->spurious_threshold;
1257 evoice->LBA = voice->LBA;
1258 evoice->CSO = 0;
1259 evoice->ESO = (runtime->period_size * 2) + 4 - 1; /* in samples */
1260 evoice->CTRL = voice->CTRL;
1261 evoice->FMC = 3;
1262 evoice->GVSel = trident->device == TRIDENT_DEVICE_ID_SI7018 ? 0 : 1;
1263 evoice->EC = 0;
1264 evoice->Alpha = 0;
1265 evoice->FMS = 0;
1266 evoice->Vol = 0x3ff; /* mute */
1267 evoice->RVol = evoice->CVol = 0x7f; /* mute */
1268 evoice->Pan = 0x7f; /* mute */
1269 evoice->Attribute = 0;
1270 snd_trident_write_voice_regs(trident, evoice);
1271 evoice->isync2 = 1;
1272 evoice->isync_mark = runtime->period_size;
1273 evoice->ESO = (runtime->period_size * 2) - 1;
1274 }
1275
1276 spin_unlock_irq(&trident->reg_lock);
1277 return 0;
1278 }
1279
1280 /*---------------------------------------------------------------------------
1281 snd_trident_spdif_hw_params
1282
1283 Description: Set the hardware parameters for the spdif device.
1284
1285 Parameters: substream - PCM substream class
1286 hw_params - hardware parameters
1287
1288 Returns: Error status
1289
1290 ---------------------------------------------------------------------------*/
1291
snd_trident_spdif_hw_params(struct snd_pcm_substream * substream,struct snd_pcm_hw_params * hw_params)1292 static int snd_trident_spdif_hw_params(struct snd_pcm_substream *substream,
1293 struct snd_pcm_hw_params *hw_params)
1294 {
1295 struct snd_trident *trident = snd_pcm_substream_chip(substream);
1296 unsigned int old_bits = 0, change = 0;
1297 int err;
1298
1299 err = snd_trident_allocate_pcm_mem(substream, hw_params);
1300 if (err < 0)
1301 return err;
1302
1303 if (trident->device == TRIDENT_DEVICE_ID_SI7018) {
1304 err = snd_trident_allocate_evoice(substream, hw_params);
1305 if (err < 0)
1306 return err;
1307 }
1308
1309 /* prepare SPDIF channel */
1310 spin_lock_irq(&trident->reg_lock);
1311 old_bits = trident->spdif_pcm_bits;
1312 if (old_bits & IEC958_AES0_PROFESSIONAL)
1313 trident->spdif_pcm_bits &= ~IEC958_AES0_PRO_FS;
1314 else
1315 trident->spdif_pcm_bits &= ~(IEC958_AES3_CON_FS << 24);
1316 if (params_rate(hw_params) >= 48000) {
1317 trident->spdif_pcm_ctrl = 0x3c; // 48000 Hz
1318 trident->spdif_pcm_bits |=
1319 trident->spdif_bits & IEC958_AES0_PROFESSIONAL ?
1320 IEC958_AES0_PRO_FS_48000 :
1321 (IEC958_AES3_CON_FS_48000 << 24);
1322 }
1323 else if (params_rate(hw_params) >= 44100) {
1324 trident->spdif_pcm_ctrl = 0x3e; // 44100 Hz
1325 trident->spdif_pcm_bits |=
1326 trident->spdif_bits & IEC958_AES0_PROFESSIONAL ?
1327 IEC958_AES0_PRO_FS_44100 :
1328 (IEC958_AES3_CON_FS_44100 << 24);
1329 }
1330 else {
1331 trident->spdif_pcm_ctrl = 0x3d; // 32000 Hz
1332 trident->spdif_pcm_bits |=
1333 trident->spdif_bits & IEC958_AES0_PROFESSIONAL ?
1334 IEC958_AES0_PRO_FS_32000 :
1335 (IEC958_AES3_CON_FS_32000 << 24);
1336 }
1337 change = old_bits != trident->spdif_pcm_bits;
1338 spin_unlock_irq(&trident->reg_lock);
1339
1340 if (change)
1341 snd_ctl_notify(trident->card, SNDRV_CTL_EVENT_MASK_VALUE, &trident->spdif_pcm_ctl->id);
1342
1343 return 0;
1344 }
1345
1346 /*---------------------------------------------------------------------------
1347 snd_trident_spdif_prepare
1348
1349 Description: Prepare SPDIF device for playback.
1350
1351 Parameters: substream - PCM substream class
1352
1353 Returns: Error status
1354
1355 ---------------------------------------------------------------------------*/
1356
snd_trident_spdif_prepare(struct snd_pcm_substream * substream)1357 static int snd_trident_spdif_prepare(struct snd_pcm_substream *substream)
1358 {
1359 struct snd_trident *trident = snd_pcm_substream_chip(substream);
1360 struct snd_pcm_runtime *runtime = substream->runtime;
1361 struct snd_trident_voice *voice = runtime->private_data;
1362 struct snd_trident_voice *evoice = voice->extra;
1363 struct snd_trident_pcm_mixer *mix = &trident->pcm_mixer[substream->number];
1364 unsigned int RESO, LBAO;
1365 unsigned int temp;
1366
1367 spin_lock_irq(&trident->reg_lock);
1368
1369 if (trident->device != TRIDENT_DEVICE_ID_SI7018) {
1370
1371 /* set delta (rate) value */
1372 voice->Delta = snd_trident_convert_rate(runtime->rate);
1373 voice->spurious_threshold = snd_trident_spurious_threshold(runtime->rate, runtime->period_size);
1374
1375 /* set Loop Back Address */
1376 LBAO = runtime->dma_addr;
1377 if (voice->memblk)
1378 voice->LBA = voice->memblk->offset;
1379 else
1380 voice->LBA = LBAO;
1381
1382 voice->isync = 1;
1383 voice->isync3 = 1;
1384 voice->isync_mark = runtime->period_size;
1385 voice->isync_max = runtime->buffer_size;
1386
1387 /* set target ESO for channel */
1388 RESO = runtime->buffer_size - 1;
1389 voice->ESO = voice->isync_ESO = (runtime->period_size * 2) + 6 - 1;
1390
1391 /* set ctrl mode */
1392 voice->CTRL = snd_trident_control_mode(substream);
1393
1394 voice->FMC = 3;
1395 voice->RVol = 0x7f;
1396 voice->CVol = 0x7f;
1397 voice->GVSel = 1;
1398 voice->Pan = 0x7f;
1399 voice->Vol = 0x3ff;
1400 voice->EC = 0;
1401 voice->CSO = 0;
1402 voice->Alpha = 0;
1403 voice->FMS = 0;
1404 voice->Attribute = 0;
1405
1406 /* prepare surrogate IRQ channel */
1407 snd_trident_write_voice_regs(trident, voice);
1408
1409 outw((RESO & 0xffff), TRID_REG(trident, NX_SPESO));
1410 outb((RESO >> 16), TRID_REG(trident, NX_SPESO + 2));
1411 outl((LBAO & 0xfffffffc), TRID_REG(trident, NX_SPLBA));
1412 outw((voice->CSO & 0xffff), TRID_REG(trident, NX_SPCTRL_SPCSO));
1413 outb((voice->CSO >> 16), TRID_REG(trident, NX_SPCTRL_SPCSO + 2));
1414
1415 /* set SPDIF setting */
1416 outb(trident->spdif_pcm_ctrl, TRID_REG(trident, NX_SPCTRL_SPCSO + 3));
1417 outl(trident->spdif_pcm_bits, TRID_REG(trident, NX_SPCSTATUS));
1418
1419 } else { /* SiS */
1420
1421 /* set delta (rate) value */
1422 voice->Delta = 0x800;
1423 voice->spurious_threshold = snd_trident_spurious_threshold(48000, runtime->period_size);
1424
1425 /* set Loop Begin Address */
1426 if (voice->memblk)
1427 voice->LBA = voice->memblk->offset;
1428 else
1429 voice->LBA = runtime->dma_addr;
1430
1431 voice->CSO = 0;
1432 voice->ESO = runtime->buffer_size - 1; /* in samples */
1433 voice->CTRL = snd_trident_control_mode(substream);
1434 voice->FMC = 3;
1435 voice->GVSel = 1;
1436 voice->EC = 0;
1437 voice->Alpha = 0;
1438 voice->FMS = 0;
1439 voice->Vol = mix->vol;
1440 voice->RVol = mix->rvol;
1441 voice->CVol = mix->cvol;
1442 voice->Pan = mix->pan;
1443 voice->Attribute = (1<<(30-16))|(7<<(26-16))|
1444 (0<<(24-16))|(0<<(19-16));
1445
1446 snd_trident_write_voice_regs(trident, voice);
1447
1448 if (evoice != NULL) {
1449 evoice->Delta = voice->Delta;
1450 evoice->spurious_threshold = voice->spurious_threshold;
1451 evoice->LBA = voice->LBA;
1452 evoice->CSO = 0;
1453 evoice->ESO = (runtime->period_size * 2) + 4 - 1; /* in samples */
1454 evoice->CTRL = voice->CTRL;
1455 evoice->FMC = 3;
1456 evoice->GVSel = trident->device == TRIDENT_DEVICE_ID_SI7018 ? 0 : 1;
1457 evoice->EC = 0;
1458 evoice->Alpha = 0;
1459 evoice->FMS = 0;
1460 evoice->Vol = 0x3ff; /* mute */
1461 evoice->RVol = evoice->CVol = 0x7f; /* mute */
1462 evoice->Pan = 0x7f; /* mute */
1463 evoice->Attribute = 0;
1464 snd_trident_write_voice_regs(trident, evoice);
1465 evoice->isync2 = 1;
1466 evoice->isync_mark = runtime->period_size;
1467 evoice->ESO = (runtime->period_size * 2) - 1;
1468 }
1469
1470 outl(trident->spdif_pcm_bits, TRID_REG(trident, SI_SPDIF_CS));
1471 temp = inl(TRID_REG(trident, T4D_LFO_GC_CIR));
1472 temp &= ~(1<<19);
1473 outl(temp, TRID_REG(trident, T4D_LFO_GC_CIR));
1474 temp = inl(TRID_REG(trident, SI_SERIAL_INTF_CTRL));
1475 temp |= SPDIF_EN;
1476 outl(temp, TRID_REG(trident, SI_SERIAL_INTF_CTRL));
1477 }
1478
1479 spin_unlock_irq(&trident->reg_lock);
1480
1481 return 0;
1482 }
1483
1484 /*---------------------------------------------------------------------------
1485 snd_trident_trigger
1486
1487 Description: Start/stop devices
1488
1489 Parameters: substream - PCM substream class
1490 cmd - trigger command (STOP, GO)
1491
1492 Returns: Error status
1493
1494 ---------------------------------------------------------------------------*/
1495
snd_trident_trigger(struct snd_pcm_substream * substream,int cmd)1496 static int snd_trident_trigger(struct snd_pcm_substream *substream,
1497 int cmd)
1498
1499 {
1500 struct snd_trident *trident = snd_pcm_substream_chip(substream);
1501 struct snd_pcm_substream *s;
1502 unsigned int what, whati, capture_flag, spdif_flag;
1503 struct snd_trident_voice *voice, *evoice;
1504 unsigned int val, go;
1505
1506 switch (cmd) {
1507 case SNDRV_PCM_TRIGGER_START:
1508 case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
1509 case SNDRV_PCM_TRIGGER_RESUME:
1510 go = 1;
1511 break;
1512 case SNDRV_PCM_TRIGGER_STOP:
1513 case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
1514 case SNDRV_PCM_TRIGGER_SUSPEND:
1515 go = 0;
1516 break;
1517 default:
1518 return -EINVAL;
1519 }
1520 what = whati = capture_flag = spdif_flag = 0;
1521 spin_lock(&trident->reg_lock);
1522 val = inl(TRID_REG(trident, T4D_STIMER)) & 0x00ffffff;
1523 snd_pcm_group_for_each_entry(s, substream) {
1524 if ((struct snd_trident *) snd_pcm_substream_chip(s) == trident) {
1525 voice = s->runtime->private_data;
1526 evoice = voice->extra;
1527 what |= 1 << (voice->number & 0x1f);
1528 if (evoice == NULL) {
1529 whati |= 1 << (voice->number & 0x1f);
1530 } else {
1531 what |= 1 << (evoice->number & 0x1f);
1532 whati |= 1 << (evoice->number & 0x1f);
1533 if (go)
1534 evoice->stimer = val;
1535 }
1536 if (go) {
1537 voice->running = 1;
1538 voice->stimer = val;
1539 } else {
1540 voice->running = 0;
1541 }
1542 snd_pcm_trigger_done(s, substream);
1543 if (voice->capture)
1544 capture_flag = 1;
1545 if (voice->spdif)
1546 spdif_flag = 1;
1547 }
1548 }
1549 if (spdif_flag) {
1550 if (trident->device != TRIDENT_DEVICE_ID_SI7018) {
1551 outl(trident->spdif_pcm_bits, TRID_REG(trident, NX_SPCSTATUS));
1552 val = trident->spdif_pcm_ctrl;
1553 if (!go)
1554 val &= ~(0x28);
1555 outb(val, TRID_REG(trident, NX_SPCTRL_SPCSO + 3));
1556 } else {
1557 outl(trident->spdif_pcm_bits, TRID_REG(trident, SI_SPDIF_CS));
1558 val = inl(TRID_REG(trident, SI_SERIAL_INTF_CTRL)) | SPDIF_EN;
1559 outl(val, TRID_REG(trident, SI_SERIAL_INTF_CTRL));
1560 }
1561 }
1562 if (!go)
1563 outl(what, TRID_REG(trident, T4D_STOP_B));
1564 val = inl(TRID_REG(trident, T4D_AINTEN_B));
1565 if (go) {
1566 val |= whati;
1567 } else {
1568 val &= ~whati;
1569 }
1570 outl(val, TRID_REG(trident, T4D_AINTEN_B));
1571 if (go) {
1572 outl(what, TRID_REG(trident, T4D_START_B));
1573
1574 if (capture_flag && trident->device != TRIDENT_DEVICE_ID_SI7018)
1575 outb(trident->bDMAStart, TRID_REG(trident, T4D_SBCTRL_SBE2R_SBDD));
1576 } else {
1577 if (capture_flag && trident->device != TRIDENT_DEVICE_ID_SI7018)
1578 outb(0x00, TRID_REG(trident, T4D_SBCTRL_SBE2R_SBDD));
1579 }
1580 spin_unlock(&trident->reg_lock);
1581 return 0;
1582 }
1583
1584 /*---------------------------------------------------------------------------
1585 snd_trident_playback_pointer
1586
1587 Description: This routine return the playback position
1588
1589 Parameters: substream - PCM substream class
1590
1591 Returns: position of buffer
1592
1593 ---------------------------------------------------------------------------*/
1594
snd_trident_playback_pointer(struct snd_pcm_substream * substream)1595 static snd_pcm_uframes_t snd_trident_playback_pointer(struct snd_pcm_substream *substream)
1596 {
1597 struct snd_trident *trident = snd_pcm_substream_chip(substream);
1598 struct snd_pcm_runtime *runtime = substream->runtime;
1599 struct snd_trident_voice *voice = runtime->private_data;
1600 unsigned int cso;
1601
1602 if (!voice->running)
1603 return 0;
1604
1605 spin_lock(&trident->reg_lock);
1606
1607 outb(voice->number, TRID_REG(trident, T4D_LFO_GC_CIR));
1608
1609 if (trident->device != TRIDENT_DEVICE_ID_NX) {
1610 cso = inw(TRID_REG(trident, CH_DX_CSO_ALPHA_FMS + 2));
1611 } else { // ID_4DWAVE_NX
1612 cso = (unsigned int) inl(TRID_REG(trident, CH_NX_DELTA_CSO)) & 0x00ffffff;
1613 }
1614
1615 spin_unlock(&trident->reg_lock);
1616
1617 if (cso >= runtime->buffer_size)
1618 cso = 0;
1619
1620 return cso;
1621 }
1622
1623 /*---------------------------------------------------------------------------
1624 snd_trident_capture_pointer
1625
1626 Description: This routine return the capture position
1627
1628 Parameters: pcm1 - PCM device class
1629
1630 Returns: position of buffer
1631
1632 ---------------------------------------------------------------------------*/
1633
snd_trident_capture_pointer(struct snd_pcm_substream * substream)1634 static snd_pcm_uframes_t snd_trident_capture_pointer(struct snd_pcm_substream *substream)
1635 {
1636 struct snd_trident *trident = snd_pcm_substream_chip(substream);
1637 struct snd_pcm_runtime *runtime = substream->runtime;
1638 struct snd_trident_voice *voice = runtime->private_data;
1639 unsigned int result;
1640
1641 if (!voice->running)
1642 return 0;
1643
1644 result = inw(TRID_REG(trident, T4D_SBBL_SBCL));
1645 if (runtime->channels > 1)
1646 result >>= 1;
1647 if (result > 0)
1648 result = runtime->buffer_size - result;
1649
1650 return result;
1651 }
1652
1653 /*---------------------------------------------------------------------------
1654 snd_trident_spdif_pointer
1655
1656 Description: This routine return the SPDIF playback position
1657
1658 Parameters: substream - PCM substream class
1659
1660 Returns: position of buffer
1661
1662 ---------------------------------------------------------------------------*/
1663
snd_trident_spdif_pointer(struct snd_pcm_substream * substream)1664 static snd_pcm_uframes_t snd_trident_spdif_pointer(struct snd_pcm_substream *substream)
1665 {
1666 struct snd_trident *trident = snd_pcm_substream_chip(substream);
1667 struct snd_pcm_runtime *runtime = substream->runtime;
1668 struct snd_trident_voice *voice = runtime->private_data;
1669 unsigned int result;
1670
1671 if (!voice->running)
1672 return 0;
1673
1674 result = inl(TRID_REG(trident, NX_SPCTRL_SPCSO)) & 0x00ffffff;
1675
1676 return result;
1677 }
1678
1679 /*
1680 * Playback support device description
1681 */
1682
1683 static const struct snd_pcm_hardware snd_trident_playback =
1684 {
1685 .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
1686 SNDRV_PCM_INFO_BLOCK_TRANSFER |
1687 SNDRV_PCM_INFO_MMAP_VALID | SNDRV_PCM_INFO_SYNC_START |
1688 SNDRV_PCM_INFO_PAUSE /* | SNDRV_PCM_INFO_RESUME */),
1689 .formats = (SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE |
1690 SNDRV_PCM_FMTBIT_S8 | SNDRV_PCM_FMTBIT_U16_LE),
1691 .rates = SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_48000,
1692 .rate_min = 4000,
1693 .rate_max = 48000,
1694 .channels_min = 1,
1695 .channels_max = 2,
1696 .buffer_bytes_max = (256*1024),
1697 .period_bytes_min = 64,
1698 .period_bytes_max = (256*1024),
1699 .periods_min = 1,
1700 .periods_max = 1024,
1701 .fifo_size = 0,
1702 };
1703
1704 /*
1705 * Capture support device description
1706 */
1707
1708 static const struct snd_pcm_hardware snd_trident_capture =
1709 {
1710 .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
1711 SNDRV_PCM_INFO_BLOCK_TRANSFER |
1712 SNDRV_PCM_INFO_MMAP_VALID | SNDRV_PCM_INFO_SYNC_START |
1713 SNDRV_PCM_INFO_PAUSE /* | SNDRV_PCM_INFO_RESUME */),
1714 .formats = (SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE |
1715 SNDRV_PCM_FMTBIT_S8 | SNDRV_PCM_FMTBIT_U16_LE),
1716 .rates = SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_48000,
1717 .rate_min = 4000,
1718 .rate_max = 48000,
1719 .channels_min = 1,
1720 .channels_max = 2,
1721 .buffer_bytes_max = (128*1024),
1722 .period_bytes_min = 64,
1723 .period_bytes_max = (128*1024),
1724 .periods_min = 1,
1725 .periods_max = 1024,
1726 .fifo_size = 0,
1727 };
1728
1729 /*
1730 * Foldback capture support device description
1731 */
1732
1733 static const struct snd_pcm_hardware snd_trident_foldback =
1734 {
1735 .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
1736 SNDRV_PCM_INFO_BLOCK_TRANSFER |
1737 SNDRV_PCM_INFO_MMAP_VALID | SNDRV_PCM_INFO_SYNC_START |
1738 SNDRV_PCM_INFO_PAUSE /* | SNDRV_PCM_INFO_RESUME */),
1739 .formats = SNDRV_PCM_FMTBIT_S16_LE,
1740 .rates = SNDRV_PCM_RATE_48000,
1741 .rate_min = 48000,
1742 .rate_max = 48000,
1743 .channels_min = 2,
1744 .channels_max = 2,
1745 .buffer_bytes_max = (128*1024),
1746 .period_bytes_min = 64,
1747 .period_bytes_max = (128*1024),
1748 .periods_min = 1,
1749 .periods_max = 1024,
1750 .fifo_size = 0,
1751 };
1752
1753 /*
1754 * SPDIF playback support device description
1755 */
1756
1757 static const struct snd_pcm_hardware snd_trident_spdif =
1758 {
1759 .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
1760 SNDRV_PCM_INFO_BLOCK_TRANSFER |
1761 SNDRV_PCM_INFO_MMAP_VALID | SNDRV_PCM_INFO_SYNC_START |
1762 SNDRV_PCM_INFO_PAUSE /* | SNDRV_PCM_INFO_RESUME */),
1763 .formats = SNDRV_PCM_FMTBIT_S16_LE,
1764 .rates = (SNDRV_PCM_RATE_32000 | SNDRV_PCM_RATE_44100 |
1765 SNDRV_PCM_RATE_48000),
1766 .rate_min = 32000,
1767 .rate_max = 48000,
1768 .channels_min = 2,
1769 .channels_max = 2,
1770 .buffer_bytes_max = (128*1024),
1771 .period_bytes_min = 64,
1772 .period_bytes_max = (128*1024),
1773 .periods_min = 1,
1774 .periods_max = 1024,
1775 .fifo_size = 0,
1776 };
1777
1778 static const struct snd_pcm_hardware snd_trident_spdif_7018 =
1779 {
1780 .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
1781 SNDRV_PCM_INFO_BLOCK_TRANSFER |
1782 SNDRV_PCM_INFO_MMAP_VALID | SNDRV_PCM_INFO_SYNC_START |
1783 SNDRV_PCM_INFO_PAUSE /* | SNDRV_PCM_INFO_RESUME */),
1784 .formats = SNDRV_PCM_FMTBIT_S16_LE,
1785 .rates = SNDRV_PCM_RATE_48000,
1786 .rate_min = 48000,
1787 .rate_max = 48000,
1788 .channels_min = 2,
1789 .channels_max = 2,
1790 .buffer_bytes_max = (128*1024),
1791 .period_bytes_min = 64,
1792 .period_bytes_max = (128*1024),
1793 .periods_min = 1,
1794 .periods_max = 1024,
1795 .fifo_size = 0,
1796 };
1797
snd_trident_pcm_free_substream(struct snd_pcm_runtime * runtime)1798 static void snd_trident_pcm_free_substream(struct snd_pcm_runtime *runtime)
1799 {
1800 struct snd_trident_voice *voice = runtime->private_data;
1801 struct snd_trident *trident;
1802
1803 if (voice) {
1804 trident = voice->trident;
1805 snd_trident_free_voice(trident, voice);
1806 }
1807 }
1808
snd_trident_playback_open(struct snd_pcm_substream * substream)1809 static int snd_trident_playback_open(struct snd_pcm_substream *substream)
1810 {
1811 struct snd_trident *trident = snd_pcm_substream_chip(substream);
1812 struct snd_pcm_runtime *runtime = substream->runtime;
1813 struct snd_trident_voice *voice;
1814
1815 voice = snd_trident_alloc_voice(trident, SNDRV_TRIDENT_VOICE_TYPE_PCM, 0, 0);
1816 if (voice == NULL)
1817 return -EAGAIN;
1818 snd_trident_pcm_mixer_build(trident, voice, substream);
1819 voice->substream = substream;
1820 runtime->private_data = voice;
1821 runtime->private_free = snd_trident_pcm_free_substream;
1822 runtime->hw = snd_trident_playback;
1823 snd_pcm_set_sync(substream);
1824 snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_BUFFER_SIZE, 0, 64*1024);
1825 return 0;
1826 }
1827
1828 /*---------------------------------------------------------------------------
1829 snd_trident_playback_close
1830
1831 Description: This routine will close the 4DWave playback device. For now
1832 we will simply free the dma transfer buffer.
1833
1834 Parameters: substream - PCM substream class
1835
1836 ---------------------------------------------------------------------------*/
snd_trident_playback_close(struct snd_pcm_substream * substream)1837 static int snd_trident_playback_close(struct snd_pcm_substream *substream)
1838 {
1839 struct snd_trident *trident = snd_pcm_substream_chip(substream);
1840 struct snd_pcm_runtime *runtime = substream->runtime;
1841 struct snd_trident_voice *voice = runtime->private_data;
1842
1843 snd_trident_pcm_mixer_free(trident, voice, substream);
1844 return 0;
1845 }
1846
1847 /*---------------------------------------------------------------------------
1848 snd_trident_spdif_open
1849
1850 Description: This routine will open the 4DWave SPDIF device.
1851
1852 Parameters: substream - PCM substream class
1853
1854 Returns: status - success or failure flag
1855
1856 ---------------------------------------------------------------------------*/
1857
snd_trident_spdif_open(struct snd_pcm_substream * substream)1858 static int snd_trident_spdif_open(struct snd_pcm_substream *substream)
1859 {
1860 struct snd_trident *trident = snd_pcm_substream_chip(substream);
1861 struct snd_trident_voice *voice;
1862 struct snd_pcm_runtime *runtime = substream->runtime;
1863
1864 voice = snd_trident_alloc_voice(trident, SNDRV_TRIDENT_VOICE_TYPE_PCM, 0, 0);
1865 if (voice == NULL)
1866 return -EAGAIN;
1867 voice->spdif = 1;
1868 voice->substream = substream;
1869 spin_lock_irq(&trident->reg_lock);
1870 trident->spdif_pcm_bits = trident->spdif_bits;
1871 spin_unlock_irq(&trident->reg_lock);
1872
1873 runtime->private_data = voice;
1874 runtime->private_free = snd_trident_pcm_free_substream;
1875 if (trident->device == TRIDENT_DEVICE_ID_SI7018) {
1876 runtime->hw = snd_trident_spdif;
1877 } else {
1878 runtime->hw = snd_trident_spdif_7018;
1879 }
1880
1881 trident->spdif_pcm_ctl->vd[0].access &= ~SNDRV_CTL_ELEM_ACCESS_INACTIVE;
1882 snd_ctl_notify(trident->card, SNDRV_CTL_EVENT_MASK_VALUE |
1883 SNDRV_CTL_EVENT_MASK_INFO, &trident->spdif_pcm_ctl->id);
1884
1885 snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_BUFFER_SIZE, 0, 64*1024);
1886 return 0;
1887 }
1888
1889
1890 /*---------------------------------------------------------------------------
1891 snd_trident_spdif_close
1892
1893 Description: This routine will close the 4DWave SPDIF device.
1894
1895 Parameters: substream - PCM substream class
1896
1897 ---------------------------------------------------------------------------*/
1898
snd_trident_spdif_close(struct snd_pcm_substream * substream)1899 static int snd_trident_spdif_close(struct snd_pcm_substream *substream)
1900 {
1901 struct snd_trident *trident = snd_pcm_substream_chip(substream);
1902 unsigned int temp;
1903
1904 spin_lock_irq(&trident->reg_lock);
1905 // restore default SPDIF setting
1906 if (trident->device != TRIDENT_DEVICE_ID_SI7018) {
1907 outb(trident->spdif_ctrl, TRID_REG(trident, NX_SPCTRL_SPCSO + 3));
1908 outl(trident->spdif_bits, TRID_REG(trident, NX_SPCSTATUS));
1909 } else {
1910 outl(trident->spdif_bits, TRID_REG(trident, SI_SPDIF_CS));
1911 temp = inl(TRID_REG(trident, SI_SERIAL_INTF_CTRL));
1912 if (trident->spdif_ctrl) {
1913 temp |= SPDIF_EN;
1914 } else {
1915 temp &= ~SPDIF_EN;
1916 }
1917 outl(temp, TRID_REG(trident, SI_SERIAL_INTF_CTRL));
1918 }
1919 spin_unlock_irq(&trident->reg_lock);
1920 trident->spdif_pcm_ctl->vd[0].access |= SNDRV_CTL_ELEM_ACCESS_INACTIVE;
1921 snd_ctl_notify(trident->card, SNDRV_CTL_EVENT_MASK_VALUE |
1922 SNDRV_CTL_EVENT_MASK_INFO, &trident->spdif_pcm_ctl->id);
1923 return 0;
1924 }
1925
1926 /*---------------------------------------------------------------------------
1927 snd_trident_capture_open
1928
1929 Description: This routine will open the 4DWave capture device.
1930
1931 Parameters: substream - PCM substream class
1932
1933 Returns: status - success or failure flag
1934
1935 ---------------------------------------------------------------------------*/
1936
snd_trident_capture_open(struct snd_pcm_substream * substream)1937 static int snd_trident_capture_open(struct snd_pcm_substream *substream)
1938 {
1939 struct snd_trident *trident = snd_pcm_substream_chip(substream);
1940 struct snd_trident_voice *voice;
1941 struct snd_pcm_runtime *runtime = substream->runtime;
1942
1943 voice = snd_trident_alloc_voice(trident, SNDRV_TRIDENT_VOICE_TYPE_PCM, 0, 0);
1944 if (voice == NULL)
1945 return -EAGAIN;
1946 voice->capture = 1;
1947 voice->substream = substream;
1948 runtime->private_data = voice;
1949 runtime->private_free = snd_trident_pcm_free_substream;
1950 runtime->hw = snd_trident_capture;
1951 snd_pcm_set_sync(substream);
1952 snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_BUFFER_SIZE, 0, 64*1024);
1953 return 0;
1954 }
1955
1956 /*---------------------------------------------------------------------------
1957 snd_trident_capture_close
1958
1959 Description: This routine will close the 4DWave capture device. For now
1960 we will simply free the dma transfer buffer.
1961
1962 Parameters: substream - PCM substream class
1963
1964 ---------------------------------------------------------------------------*/
snd_trident_capture_close(struct snd_pcm_substream * substream)1965 static int snd_trident_capture_close(struct snd_pcm_substream *substream)
1966 {
1967 return 0;
1968 }
1969
1970 /*---------------------------------------------------------------------------
1971 snd_trident_foldback_open
1972
1973 Description: This routine will open the 4DWave foldback capture device.
1974
1975 Parameters: substream - PCM substream class
1976
1977 Returns: status - success or failure flag
1978
1979 ---------------------------------------------------------------------------*/
1980
snd_trident_foldback_open(struct snd_pcm_substream * substream)1981 static int snd_trident_foldback_open(struct snd_pcm_substream *substream)
1982 {
1983 struct snd_trident *trident = snd_pcm_substream_chip(substream);
1984 struct snd_trident_voice *voice;
1985 struct snd_pcm_runtime *runtime = substream->runtime;
1986
1987 voice = snd_trident_alloc_voice(trident, SNDRV_TRIDENT_VOICE_TYPE_PCM, 0, 0);
1988 if (voice == NULL)
1989 return -EAGAIN;
1990 voice->foldback_chan = substream->number;
1991 voice->substream = substream;
1992 runtime->private_data = voice;
1993 runtime->private_free = snd_trident_pcm_free_substream;
1994 runtime->hw = snd_trident_foldback;
1995 snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_BUFFER_SIZE, 0, 64*1024);
1996 return 0;
1997 }
1998
1999 /*---------------------------------------------------------------------------
2000 snd_trident_foldback_close
2001
2002 Description: This routine will close the 4DWave foldback capture device.
2003 For now we will simply free the dma transfer buffer.
2004
2005 Parameters: substream - PCM substream class
2006
2007 ---------------------------------------------------------------------------*/
snd_trident_foldback_close(struct snd_pcm_substream * substream)2008 static int snd_trident_foldback_close(struct snd_pcm_substream *substream)
2009 {
2010 struct snd_trident *trident = snd_pcm_substream_chip(substream);
2011 struct snd_trident_voice *voice;
2012 struct snd_pcm_runtime *runtime = substream->runtime;
2013 voice = runtime->private_data;
2014
2015 /* stop capture channel */
2016 spin_lock_irq(&trident->reg_lock);
2017 outb(0x00, TRID_REG(trident, T4D_RCI + voice->foldback_chan));
2018 spin_unlock_irq(&trident->reg_lock);
2019 return 0;
2020 }
2021
2022 /*---------------------------------------------------------------------------
2023 PCM operations
2024 ---------------------------------------------------------------------------*/
2025
2026 static const struct snd_pcm_ops snd_trident_playback_ops = {
2027 .open = snd_trident_playback_open,
2028 .close = snd_trident_playback_close,
2029 .hw_params = snd_trident_hw_params,
2030 .hw_free = snd_trident_hw_free,
2031 .prepare = snd_trident_playback_prepare,
2032 .trigger = snd_trident_trigger,
2033 .pointer = snd_trident_playback_pointer,
2034 };
2035
2036 static const struct snd_pcm_ops snd_trident_nx_playback_ops = {
2037 .open = snd_trident_playback_open,
2038 .close = snd_trident_playback_close,
2039 .hw_params = snd_trident_hw_params,
2040 .hw_free = snd_trident_hw_free,
2041 .prepare = snd_trident_playback_prepare,
2042 .trigger = snd_trident_trigger,
2043 .pointer = snd_trident_playback_pointer,
2044 };
2045
2046 static const struct snd_pcm_ops snd_trident_capture_ops = {
2047 .open = snd_trident_capture_open,
2048 .close = snd_trident_capture_close,
2049 .hw_params = snd_trident_capture_hw_params,
2050 .hw_free = snd_trident_hw_free,
2051 .prepare = snd_trident_capture_prepare,
2052 .trigger = snd_trident_trigger,
2053 .pointer = snd_trident_capture_pointer,
2054 };
2055
2056 static const struct snd_pcm_ops snd_trident_si7018_capture_ops = {
2057 .open = snd_trident_capture_open,
2058 .close = snd_trident_capture_close,
2059 .hw_params = snd_trident_si7018_capture_hw_params,
2060 .hw_free = snd_trident_si7018_capture_hw_free,
2061 .prepare = snd_trident_si7018_capture_prepare,
2062 .trigger = snd_trident_trigger,
2063 .pointer = snd_trident_playback_pointer,
2064 };
2065
2066 static const struct snd_pcm_ops snd_trident_foldback_ops = {
2067 .open = snd_trident_foldback_open,
2068 .close = snd_trident_foldback_close,
2069 .hw_params = snd_trident_hw_params,
2070 .hw_free = snd_trident_hw_free,
2071 .prepare = snd_trident_foldback_prepare,
2072 .trigger = snd_trident_trigger,
2073 .pointer = snd_trident_playback_pointer,
2074 };
2075
2076 static const struct snd_pcm_ops snd_trident_nx_foldback_ops = {
2077 .open = snd_trident_foldback_open,
2078 .close = snd_trident_foldback_close,
2079 .hw_params = snd_trident_hw_params,
2080 .hw_free = snd_trident_hw_free,
2081 .prepare = snd_trident_foldback_prepare,
2082 .trigger = snd_trident_trigger,
2083 .pointer = snd_trident_playback_pointer,
2084 };
2085
2086 static const struct snd_pcm_ops snd_trident_spdif_ops = {
2087 .open = snd_trident_spdif_open,
2088 .close = snd_trident_spdif_close,
2089 .hw_params = snd_trident_spdif_hw_params,
2090 .hw_free = snd_trident_hw_free,
2091 .prepare = snd_trident_spdif_prepare,
2092 .trigger = snd_trident_trigger,
2093 .pointer = snd_trident_spdif_pointer,
2094 };
2095
2096 static const struct snd_pcm_ops snd_trident_spdif_7018_ops = {
2097 .open = snd_trident_spdif_open,
2098 .close = snd_trident_spdif_close,
2099 .hw_params = snd_trident_spdif_hw_params,
2100 .hw_free = snd_trident_hw_free,
2101 .prepare = snd_trident_spdif_prepare,
2102 .trigger = snd_trident_trigger,
2103 .pointer = snd_trident_playback_pointer,
2104 };
2105
2106 /*---------------------------------------------------------------------------
2107 snd_trident_pcm
2108
2109 Description: This routine registers the 4DWave device for PCM support.
2110
2111 Parameters: trident - pointer to target device class for 4DWave.
2112
2113 Returns: None
2114
2115 ---------------------------------------------------------------------------*/
2116
snd_trident_pcm(struct snd_trident * trident,int device)2117 int snd_trident_pcm(struct snd_trident *trident, int device)
2118 {
2119 struct snd_pcm *pcm;
2120 int err;
2121
2122 if ((err = snd_pcm_new(trident->card, "trident_dx_nx", device, trident->ChanPCM, 1, &pcm)) < 0)
2123 return err;
2124
2125 pcm->private_data = trident;
2126
2127 if (trident->tlb.entries) {
2128 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_trident_nx_playback_ops);
2129 } else {
2130 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_trident_playback_ops);
2131 }
2132 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE,
2133 trident->device != TRIDENT_DEVICE_ID_SI7018 ?
2134 &snd_trident_capture_ops :
2135 &snd_trident_si7018_capture_ops);
2136
2137 pcm->info_flags = 0;
2138 pcm->dev_subclass = SNDRV_PCM_SUBCLASS_GENERIC_MIX;
2139 strcpy(pcm->name, "Trident 4DWave");
2140 trident->pcm = pcm;
2141
2142 if (trident->tlb.entries) {
2143 struct snd_pcm_substream *substream;
2144 for (substream = pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream; substream; substream = substream->next)
2145 snd_pcm_set_managed_buffer(substream, SNDRV_DMA_TYPE_DEV_SG,
2146 &trident->pci->dev,
2147 64*1024, 128*1024);
2148 snd_pcm_set_managed_buffer(pcm->streams[SNDRV_PCM_STREAM_CAPTURE].substream,
2149 SNDRV_DMA_TYPE_DEV,
2150 &trident->pci->dev,
2151 64*1024, 128*1024);
2152 } else {
2153 snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_DEV,
2154 &trident->pci->dev,
2155 64*1024, 128*1024);
2156 }
2157
2158 return 0;
2159 }
2160
2161 /*---------------------------------------------------------------------------
2162 snd_trident_foldback_pcm
2163
2164 Description: This routine registers the 4DWave device for foldback PCM support.
2165
2166 Parameters: trident - pointer to target device class for 4DWave.
2167
2168 Returns: None
2169
2170 ---------------------------------------------------------------------------*/
2171
snd_trident_foldback_pcm(struct snd_trident * trident,int device)2172 int snd_trident_foldback_pcm(struct snd_trident *trident, int device)
2173 {
2174 struct snd_pcm *foldback;
2175 int err;
2176 int num_chan = 3;
2177 struct snd_pcm_substream *substream;
2178
2179 if (trident->device == TRIDENT_DEVICE_ID_NX)
2180 num_chan = 4;
2181 if ((err = snd_pcm_new(trident->card, "trident_dx_nx", device, 0, num_chan, &foldback)) < 0)
2182 return err;
2183
2184 foldback->private_data = trident;
2185 if (trident->tlb.entries)
2186 snd_pcm_set_ops(foldback, SNDRV_PCM_STREAM_CAPTURE, &snd_trident_nx_foldback_ops);
2187 else
2188 snd_pcm_set_ops(foldback, SNDRV_PCM_STREAM_CAPTURE, &snd_trident_foldback_ops);
2189 foldback->info_flags = 0;
2190 strcpy(foldback->name, "Trident 4DWave");
2191 substream = foldback->streams[SNDRV_PCM_STREAM_CAPTURE].substream;
2192 strcpy(substream->name, "Front Mixer");
2193 substream = substream->next;
2194 strcpy(substream->name, "Reverb Mixer");
2195 substream = substream->next;
2196 strcpy(substream->name, "Chorus Mixer");
2197 if (num_chan == 4) {
2198 substream = substream->next;
2199 strcpy(substream->name, "Second AC'97 ADC");
2200 }
2201 trident->foldback = foldback;
2202
2203 if (trident->tlb.entries)
2204 snd_pcm_set_managed_buffer_all(foldback, SNDRV_DMA_TYPE_DEV_SG,
2205 &trident->pci->dev,
2206 0, 128*1024);
2207 else
2208 snd_pcm_set_managed_buffer_all(foldback, SNDRV_DMA_TYPE_DEV,
2209 &trident->pci->dev,
2210 64*1024, 128*1024);
2211
2212 return 0;
2213 }
2214
2215 /*---------------------------------------------------------------------------
2216 snd_trident_spdif
2217
2218 Description: This routine registers the 4DWave-NX device for SPDIF support.
2219
2220 Parameters: trident - pointer to target device class for 4DWave-NX.
2221
2222 Returns: None
2223
2224 ---------------------------------------------------------------------------*/
2225
snd_trident_spdif_pcm(struct snd_trident * trident,int device)2226 int snd_trident_spdif_pcm(struct snd_trident *trident, int device)
2227 {
2228 struct snd_pcm *spdif;
2229 int err;
2230
2231 if ((err = snd_pcm_new(trident->card, "trident_dx_nx IEC958", device, 1, 0, &spdif)) < 0)
2232 return err;
2233
2234 spdif->private_data = trident;
2235 if (trident->device != TRIDENT_DEVICE_ID_SI7018) {
2236 snd_pcm_set_ops(spdif, SNDRV_PCM_STREAM_PLAYBACK, &snd_trident_spdif_ops);
2237 } else {
2238 snd_pcm_set_ops(spdif, SNDRV_PCM_STREAM_PLAYBACK, &snd_trident_spdif_7018_ops);
2239 }
2240 spdif->info_flags = 0;
2241 strcpy(spdif->name, "Trident 4DWave IEC958");
2242 trident->spdif = spdif;
2243
2244 snd_pcm_set_managed_buffer_all(spdif, SNDRV_DMA_TYPE_DEV,
2245 &trident->pci->dev, 64*1024, 128*1024);
2246
2247 return 0;
2248 }
2249
2250 /*
2251 * Mixer part
2252 */
2253
2254
2255 /*---------------------------------------------------------------------------
2256 snd_trident_spdif_control
2257
2258 Description: enable/disable S/PDIF out from ac97 mixer
2259 ---------------------------------------------------------------------------*/
2260
2261 #define snd_trident_spdif_control_info snd_ctl_boolean_mono_info
2262
snd_trident_spdif_control_get(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)2263 static int snd_trident_spdif_control_get(struct snd_kcontrol *kcontrol,
2264 struct snd_ctl_elem_value *ucontrol)
2265 {
2266 struct snd_trident *trident = snd_kcontrol_chip(kcontrol);
2267 unsigned char val;
2268
2269 spin_lock_irq(&trident->reg_lock);
2270 val = trident->spdif_ctrl;
2271 ucontrol->value.integer.value[0] = val == kcontrol->private_value;
2272 spin_unlock_irq(&trident->reg_lock);
2273 return 0;
2274 }
2275
snd_trident_spdif_control_put(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)2276 static int snd_trident_spdif_control_put(struct snd_kcontrol *kcontrol,
2277 struct snd_ctl_elem_value *ucontrol)
2278 {
2279 struct snd_trident *trident = snd_kcontrol_chip(kcontrol);
2280 unsigned char val;
2281 int change;
2282
2283 val = ucontrol->value.integer.value[0] ? (unsigned char) kcontrol->private_value : 0x00;
2284 spin_lock_irq(&trident->reg_lock);
2285 /* S/PDIF C Channel bits 0-31 : 48khz, SCMS disabled */
2286 change = trident->spdif_ctrl != val;
2287 trident->spdif_ctrl = val;
2288 if (trident->device != TRIDENT_DEVICE_ID_SI7018) {
2289 if ((inb(TRID_REG(trident, NX_SPCTRL_SPCSO + 3)) & 0x10) == 0) {
2290 outl(trident->spdif_bits, TRID_REG(trident, NX_SPCSTATUS));
2291 outb(trident->spdif_ctrl, TRID_REG(trident, NX_SPCTRL_SPCSO + 3));
2292 }
2293 } else {
2294 if (trident->spdif == NULL) {
2295 unsigned int temp;
2296 outl(trident->spdif_bits, TRID_REG(trident, SI_SPDIF_CS));
2297 temp = inl(TRID_REG(trident, SI_SERIAL_INTF_CTRL)) & ~SPDIF_EN;
2298 if (val)
2299 temp |= SPDIF_EN;
2300 outl(temp, TRID_REG(trident, SI_SERIAL_INTF_CTRL));
2301 }
2302 }
2303 spin_unlock_irq(&trident->reg_lock);
2304 return change;
2305 }
2306
2307 static const struct snd_kcontrol_new snd_trident_spdif_control =
2308 {
2309 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2310 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,SWITCH),
2311 .info = snd_trident_spdif_control_info,
2312 .get = snd_trident_spdif_control_get,
2313 .put = snd_trident_spdif_control_put,
2314 .private_value = 0x28,
2315 };
2316
2317 /*---------------------------------------------------------------------------
2318 snd_trident_spdif_default
2319
2320 Description: put/get the S/PDIF default settings
2321 ---------------------------------------------------------------------------*/
2322
snd_trident_spdif_default_info(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_info * uinfo)2323 static int snd_trident_spdif_default_info(struct snd_kcontrol *kcontrol,
2324 struct snd_ctl_elem_info *uinfo)
2325 {
2326 uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
2327 uinfo->count = 1;
2328 return 0;
2329 }
2330
snd_trident_spdif_default_get(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)2331 static int snd_trident_spdif_default_get(struct snd_kcontrol *kcontrol,
2332 struct snd_ctl_elem_value *ucontrol)
2333 {
2334 struct snd_trident *trident = snd_kcontrol_chip(kcontrol);
2335
2336 spin_lock_irq(&trident->reg_lock);
2337 ucontrol->value.iec958.status[0] = (trident->spdif_bits >> 0) & 0xff;
2338 ucontrol->value.iec958.status[1] = (trident->spdif_bits >> 8) & 0xff;
2339 ucontrol->value.iec958.status[2] = (trident->spdif_bits >> 16) & 0xff;
2340 ucontrol->value.iec958.status[3] = (trident->spdif_bits >> 24) & 0xff;
2341 spin_unlock_irq(&trident->reg_lock);
2342 return 0;
2343 }
2344
snd_trident_spdif_default_put(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)2345 static int snd_trident_spdif_default_put(struct snd_kcontrol *kcontrol,
2346 struct snd_ctl_elem_value *ucontrol)
2347 {
2348 struct snd_trident *trident = snd_kcontrol_chip(kcontrol);
2349 unsigned int val;
2350 int change;
2351
2352 val = (ucontrol->value.iec958.status[0] << 0) |
2353 (ucontrol->value.iec958.status[1] << 8) |
2354 (ucontrol->value.iec958.status[2] << 16) |
2355 (ucontrol->value.iec958.status[3] << 24);
2356 spin_lock_irq(&trident->reg_lock);
2357 change = trident->spdif_bits != val;
2358 trident->spdif_bits = val;
2359 if (trident->device != TRIDENT_DEVICE_ID_SI7018) {
2360 if ((inb(TRID_REG(trident, NX_SPCTRL_SPCSO + 3)) & 0x10) == 0)
2361 outl(trident->spdif_bits, TRID_REG(trident, NX_SPCSTATUS));
2362 } else {
2363 if (trident->spdif == NULL)
2364 outl(trident->spdif_bits, TRID_REG(trident, SI_SPDIF_CS));
2365 }
2366 spin_unlock_irq(&trident->reg_lock);
2367 return change;
2368 }
2369
2370 static const struct snd_kcontrol_new snd_trident_spdif_default =
2371 {
2372 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
2373 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,DEFAULT),
2374 .info = snd_trident_spdif_default_info,
2375 .get = snd_trident_spdif_default_get,
2376 .put = snd_trident_spdif_default_put
2377 };
2378
2379 /*---------------------------------------------------------------------------
2380 snd_trident_spdif_mask
2381
2382 Description: put/get the S/PDIF mask
2383 ---------------------------------------------------------------------------*/
2384
snd_trident_spdif_mask_info(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_info * uinfo)2385 static int snd_trident_spdif_mask_info(struct snd_kcontrol *kcontrol,
2386 struct snd_ctl_elem_info *uinfo)
2387 {
2388 uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
2389 uinfo->count = 1;
2390 return 0;
2391 }
2392
snd_trident_spdif_mask_get(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)2393 static int snd_trident_spdif_mask_get(struct snd_kcontrol *kcontrol,
2394 struct snd_ctl_elem_value *ucontrol)
2395 {
2396 ucontrol->value.iec958.status[0] = 0xff;
2397 ucontrol->value.iec958.status[1] = 0xff;
2398 ucontrol->value.iec958.status[2] = 0xff;
2399 ucontrol->value.iec958.status[3] = 0xff;
2400 return 0;
2401 }
2402
2403 static const struct snd_kcontrol_new snd_trident_spdif_mask =
2404 {
2405 .access = SNDRV_CTL_ELEM_ACCESS_READ,
2406 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
2407 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,MASK),
2408 .info = snd_trident_spdif_mask_info,
2409 .get = snd_trident_spdif_mask_get,
2410 };
2411
2412 /*---------------------------------------------------------------------------
2413 snd_trident_spdif_stream
2414
2415 Description: put/get the S/PDIF stream settings
2416 ---------------------------------------------------------------------------*/
2417
snd_trident_spdif_stream_info(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_info * uinfo)2418 static int snd_trident_spdif_stream_info(struct snd_kcontrol *kcontrol,
2419 struct snd_ctl_elem_info *uinfo)
2420 {
2421 uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
2422 uinfo->count = 1;
2423 return 0;
2424 }
2425
snd_trident_spdif_stream_get(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)2426 static int snd_trident_spdif_stream_get(struct snd_kcontrol *kcontrol,
2427 struct snd_ctl_elem_value *ucontrol)
2428 {
2429 struct snd_trident *trident = snd_kcontrol_chip(kcontrol);
2430
2431 spin_lock_irq(&trident->reg_lock);
2432 ucontrol->value.iec958.status[0] = (trident->spdif_pcm_bits >> 0) & 0xff;
2433 ucontrol->value.iec958.status[1] = (trident->spdif_pcm_bits >> 8) & 0xff;
2434 ucontrol->value.iec958.status[2] = (trident->spdif_pcm_bits >> 16) & 0xff;
2435 ucontrol->value.iec958.status[3] = (trident->spdif_pcm_bits >> 24) & 0xff;
2436 spin_unlock_irq(&trident->reg_lock);
2437 return 0;
2438 }
2439
snd_trident_spdif_stream_put(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)2440 static int snd_trident_spdif_stream_put(struct snd_kcontrol *kcontrol,
2441 struct snd_ctl_elem_value *ucontrol)
2442 {
2443 struct snd_trident *trident = snd_kcontrol_chip(kcontrol);
2444 unsigned int val;
2445 int change;
2446
2447 val = (ucontrol->value.iec958.status[0] << 0) |
2448 (ucontrol->value.iec958.status[1] << 8) |
2449 (ucontrol->value.iec958.status[2] << 16) |
2450 (ucontrol->value.iec958.status[3] << 24);
2451 spin_lock_irq(&trident->reg_lock);
2452 change = trident->spdif_pcm_bits != val;
2453 trident->spdif_pcm_bits = val;
2454 if (trident->spdif != NULL) {
2455 if (trident->device != TRIDENT_DEVICE_ID_SI7018) {
2456 outl(trident->spdif_pcm_bits, TRID_REG(trident, NX_SPCSTATUS));
2457 } else {
2458 outl(trident->spdif_bits, TRID_REG(trident, SI_SPDIF_CS));
2459 }
2460 }
2461 spin_unlock_irq(&trident->reg_lock);
2462 return change;
2463 }
2464
2465 static const struct snd_kcontrol_new snd_trident_spdif_stream =
2466 {
2467 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_INACTIVE,
2468 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
2469 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,PCM_STREAM),
2470 .info = snd_trident_spdif_stream_info,
2471 .get = snd_trident_spdif_stream_get,
2472 .put = snd_trident_spdif_stream_put
2473 };
2474
2475 /*---------------------------------------------------------------------------
2476 snd_trident_ac97_control
2477
2478 Description: enable/disable rear path for ac97
2479 ---------------------------------------------------------------------------*/
2480
2481 #define snd_trident_ac97_control_info snd_ctl_boolean_mono_info
2482
snd_trident_ac97_control_get(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)2483 static int snd_trident_ac97_control_get(struct snd_kcontrol *kcontrol,
2484 struct snd_ctl_elem_value *ucontrol)
2485 {
2486 struct snd_trident *trident = snd_kcontrol_chip(kcontrol);
2487 unsigned char val;
2488
2489 spin_lock_irq(&trident->reg_lock);
2490 val = trident->ac97_ctrl = inl(TRID_REG(trident, NX_ACR0_AC97_COM_STAT));
2491 ucontrol->value.integer.value[0] = (val & (1 << kcontrol->private_value)) ? 1 : 0;
2492 spin_unlock_irq(&trident->reg_lock);
2493 return 0;
2494 }
2495
snd_trident_ac97_control_put(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)2496 static int snd_trident_ac97_control_put(struct snd_kcontrol *kcontrol,
2497 struct snd_ctl_elem_value *ucontrol)
2498 {
2499 struct snd_trident *trident = snd_kcontrol_chip(kcontrol);
2500 unsigned char val;
2501 int change = 0;
2502
2503 spin_lock_irq(&trident->reg_lock);
2504 val = trident->ac97_ctrl = inl(TRID_REG(trident, NX_ACR0_AC97_COM_STAT));
2505 val &= ~(1 << kcontrol->private_value);
2506 if (ucontrol->value.integer.value[0])
2507 val |= 1 << kcontrol->private_value;
2508 change = val != trident->ac97_ctrl;
2509 trident->ac97_ctrl = val;
2510 outl(trident->ac97_ctrl = val, TRID_REG(trident, NX_ACR0_AC97_COM_STAT));
2511 spin_unlock_irq(&trident->reg_lock);
2512 return change;
2513 }
2514
2515 static const struct snd_kcontrol_new snd_trident_ac97_rear_control =
2516 {
2517 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2518 .name = "Rear Path",
2519 .info = snd_trident_ac97_control_info,
2520 .get = snd_trident_ac97_control_get,
2521 .put = snd_trident_ac97_control_put,
2522 .private_value = 4,
2523 };
2524
2525 /*---------------------------------------------------------------------------
2526 snd_trident_vol_control
2527
2528 Description: wave & music volume control
2529 ---------------------------------------------------------------------------*/
2530
snd_trident_vol_control_info(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_info * uinfo)2531 static int snd_trident_vol_control_info(struct snd_kcontrol *kcontrol,
2532 struct snd_ctl_elem_info *uinfo)
2533 {
2534 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
2535 uinfo->count = 2;
2536 uinfo->value.integer.min = 0;
2537 uinfo->value.integer.max = 255;
2538 return 0;
2539 }
2540
snd_trident_vol_control_get(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)2541 static int snd_trident_vol_control_get(struct snd_kcontrol *kcontrol,
2542 struct snd_ctl_elem_value *ucontrol)
2543 {
2544 struct snd_trident *trident = snd_kcontrol_chip(kcontrol);
2545 unsigned int val;
2546
2547 val = trident->musicvol_wavevol;
2548 ucontrol->value.integer.value[0] = 255 - ((val >> kcontrol->private_value) & 0xff);
2549 ucontrol->value.integer.value[1] = 255 - ((val >> (kcontrol->private_value + 8)) & 0xff);
2550 return 0;
2551 }
2552
2553 static const DECLARE_TLV_DB_SCALE(db_scale_gvol, -6375, 25, 0);
2554
snd_trident_vol_control_put(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)2555 static int snd_trident_vol_control_put(struct snd_kcontrol *kcontrol,
2556 struct snd_ctl_elem_value *ucontrol)
2557 {
2558 struct snd_trident *trident = snd_kcontrol_chip(kcontrol);
2559 unsigned int val;
2560 int change = 0;
2561
2562 spin_lock_irq(&trident->reg_lock);
2563 val = trident->musicvol_wavevol;
2564 val &= ~(0xffff << kcontrol->private_value);
2565 val |= ((255 - (ucontrol->value.integer.value[0] & 0xff)) |
2566 ((255 - (ucontrol->value.integer.value[1] & 0xff)) << 8)) << kcontrol->private_value;
2567 change = val != trident->musicvol_wavevol;
2568 outl(trident->musicvol_wavevol = val, TRID_REG(trident, T4D_MUSICVOL_WAVEVOL));
2569 spin_unlock_irq(&trident->reg_lock);
2570 return change;
2571 }
2572
2573 static const struct snd_kcontrol_new snd_trident_vol_music_control =
2574 {
2575 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2576 .name = "Music Playback Volume",
2577 .info = snd_trident_vol_control_info,
2578 .get = snd_trident_vol_control_get,
2579 .put = snd_trident_vol_control_put,
2580 .private_value = 16,
2581 .tlv = { .p = db_scale_gvol },
2582 };
2583
2584 static const struct snd_kcontrol_new snd_trident_vol_wave_control =
2585 {
2586 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2587 .name = "Wave Playback Volume",
2588 .info = snd_trident_vol_control_info,
2589 .get = snd_trident_vol_control_get,
2590 .put = snd_trident_vol_control_put,
2591 .private_value = 0,
2592 .tlv = { .p = db_scale_gvol },
2593 };
2594
2595 /*---------------------------------------------------------------------------
2596 snd_trident_pcm_vol_control
2597
2598 Description: PCM front volume control
2599 ---------------------------------------------------------------------------*/
2600
snd_trident_pcm_vol_control_info(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_info * uinfo)2601 static int snd_trident_pcm_vol_control_info(struct snd_kcontrol *kcontrol,
2602 struct snd_ctl_elem_info *uinfo)
2603 {
2604 struct snd_trident *trident = snd_kcontrol_chip(kcontrol);
2605
2606 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
2607 uinfo->count = 1;
2608 uinfo->value.integer.min = 0;
2609 uinfo->value.integer.max = 255;
2610 if (trident->device == TRIDENT_DEVICE_ID_SI7018)
2611 uinfo->value.integer.max = 1023;
2612 return 0;
2613 }
2614
snd_trident_pcm_vol_control_get(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)2615 static int snd_trident_pcm_vol_control_get(struct snd_kcontrol *kcontrol,
2616 struct snd_ctl_elem_value *ucontrol)
2617 {
2618 struct snd_trident *trident = snd_kcontrol_chip(kcontrol);
2619 struct snd_trident_pcm_mixer *mix = &trident->pcm_mixer[snd_ctl_get_ioffnum(kcontrol, &ucontrol->id)];
2620
2621 if (trident->device == TRIDENT_DEVICE_ID_SI7018) {
2622 ucontrol->value.integer.value[0] = 1023 - mix->vol;
2623 } else {
2624 ucontrol->value.integer.value[0] = 255 - (mix->vol>>2);
2625 }
2626 return 0;
2627 }
2628
snd_trident_pcm_vol_control_put(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)2629 static int snd_trident_pcm_vol_control_put(struct snd_kcontrol *kcontrol,
2630 struct snd_ctl_elem_value *ucontrol)
2631 {
2632 struct snd_trident *trident = snd_kcontrol_chip(kcontrol);
2633 struct snd_trident_pcm_mixer *mix = &trident->pcm_mixer[snd_ctl_get_ioffnum(kcontrol, &ucontrol->id)];
2634 unsigned int val;
2635 int change = 0;
2636
2637 if (trident->device == TRIDENT_DEVICE_ID_SI7018) {
2638 val = 1023 - (ucontrol->value.integer.value[0] & 1023);
2639 } else {
2640 val = (255 - (ucontrol->value.integer.value[0] & 255)) << 2;
2641 }
2642 spin_lock_irq(&trident->reg_lock);
2643 change = val != mix->vol;
2644 mix->vol = val;
2645 if (mix->voice != NULL)
2646 snd_trident_write_vol_reg(trident, mix->voice, val);
2647 spin_unlock_irq(&trident->reg_lock);
2648 return change;
2649 }
2650
2651 static const struct snd_kcontrol_new snd_trident_pcm_vol_control =
2652 {
2653 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2654 .name = "PCM Front Playback Volume",
2655 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_INACTIVE,
2656 .count = 32,
2657 .info = snd_trident_pcm_vol_control_info,
2658 .get = snd_trident_pcm_vol_control_get,
2659 .put = snd_trident_pcm_vol_control_put,
2660 /* FIXME: no tlv yet */
2661 };
2662
2663 /*---------------------------------------------------------------------------
2664 snd_trident_pcm_pan_control
2665
2666 Description: PCM front pan control
2667 ---------------------------------------------------------------------------*/
2668
snd_trident_pcm_pan_control_info(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_info * uinfo)2669 static int snd_trident_pcm_pan_control_info(struct snd_kcontrol *kcontrol,
2670 struct snd_ctl_elem_info *uinfo)
2671 {
2672 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
2673 uinfo->count = 1;
2674 uinfo->value.integer.min = 0;
2675 uinfo->value.integer.max = 127;
2676 return 0;
2677 }
2678
snd_trident_pcm_pan_control_get(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)2679 static int snd_trident_pcm_pan_control_get(struct snd_kcontrol *kcontrol,
2680 struct snd_ctl_elem_value *ucontrol)
2681 {
2682 struct snd_trident *trident = snd_kcontrol_chip(kcontrol);
2683 struct snd_trident_pcm_mixer *mix = &trident->pcm_mixer[snd_ctl_get_ioffnum(kcontrol, &ucontrol->id)];
2684
2685 ucontrol->value.integer.value[0] = mix->pan;
2686 if (ucontrol->value.integer.value[0] & 0x40) {
2687 ucontrol->value.integer.value[0] = (0x3f - (ucontrol->value.integer.value[0] & 0x3f));
2688 } else {
2689 ucontrol->value.integer.value[0] |= 0x40;
2690 }
2691 return 0;
2692 }
2693
snd_trident_pcm_pan_control_put(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)2694 static int snd_trident_pcm_pan_control_put(struct snd_kcontrol *kcontrol,
2695 struct snd_ctl_elem_value *ucontrol)
2696 {
2697 struct snd_trident *trident = snd_kcontrol_chip(kcontrol);
2698 struct snd_trident_pcm_mixer *mix = &trident->pcm_mixer[snd_ctl_get_ioffnum(kcontrol, &ucontrol->id)];
2699 unsigned char val;
2700 int change = 0;
2701
2702 if (ucontrol->value.integer.value[0] & 0x40)
2703 val = ucontrol->value.integer.value[0] & 0x3f;
2704 else
2705 val = (0x3f - (ucontrol->value.integer.value[0] & 0x3f)) | 0x40;
2706 spin_lock_irq(&trident->reg_lock);
2707 change = val != mix->pan;
2708 mix->pan = val;
2709 if (mix->voice != NULL)
2710 snd_trident_write_pan_reg(trident, mix->voice, val);
2711 spin_unlock_irq(&trident->reg_lock);
2712 return change;
2713 }
2714
2715 static const struct snd_kcontrol_new snd_trident_pcm_pan_control =
2716 {
2717 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2718 .name = "PCM Pan Playback Control",
2719 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_INACTIVE,
2720 .count = 32,
2721 .info = snd_trident_pcm_pan_control_info,
2722 .get = snd_trident_pcm_pan_control_get,
2723 .put = snd_trident_pcm_pan_control_put,
2724 };
2725
2726 /*---------------------------------------------------------------------------
2727 snd_trident_pcm_rvol_control
2728
2729 Description: PCM reverb volume control
2730 ---------------------------------------------------------------------------*/
2731
snd_trident_pcm_rvol_control_info(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_info * uinfo)2732 static int snd_trident_pcm_rvol_control_info(struct snd_kcontrol *kcontrol,
2733 struct snd_ctl_elem_info *uinfo)
2734 {
2735 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
2736 uinfo->count = 1;
2737 uinfo->value.integer.min = 0;
2738 uinfo->value.integer.max = 127;
2739 return 0;
2740 }
2741
snd_trident_pcm_rvol_control_get(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)2742 static int snd_trident_pcm_rvol_control_get(struct snd_kcontrol *kcontrol,
2743 struct snd_ctl_elem_value *ucontrol)
2744 {
2745 struct snd_trident *trident = snd_kcontrol_chip(kcontrol);
2746 struct snd_trident_pcm_mixer *mix = &trident->pcm_mixer[snd_ctl_get_ioffnum(kcontrol, &ucontrol->id)];
2747
2748 ucontrol->value.integer.value[0] = 127 - mix->rvol;
2749 return 0;
2750 }
2751
snd_trident_pcm_rvol_control_put(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)2752 static int snd_trident_pcm_rvol_control_put(struct snd_kcontrol *kcontrol,
2753 struct snd_ctl_elem_value *ucontrol)
2754 {
2755 struct snd_trident *trident = snd_kcontrol_chip(kcontrol);
2756 struct snd_trident_pcm_mixer *mix = &trident->pcm_mixer[snd_ctl_get_ioffnum(kcontrol, &ucontrol->id)];
2757 unsigned short val;
2758 int change = 0;
2759
2760 val = 0x7f - (ucontrol->value.integer.value[0] & 0x7f);
2761 spin_lock_irq(&trident->reg_lock);
2762 change = val != mix->rvol;
2763 mix->rvol = val;
2764 if (mix->voice != NULL)
2765 snd_trident_write_rvol_reg(trident, mix->voice, val);
2766 spin_unlock_irq(&trident->reg_lock);
2767 return change;
2768 }
2769
2770 static const DECLARE_TLV_DB_SCALE(db_scale_crvol, -3175, 25, 1);
2771
2772 static const struct snd_kcontrol_new snd_trident_pcm_rvol_control =
2773 {
2774 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2775 .name = "PCM Reverb Playback Volume",
2776 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_INACTIVE,
2777 .count = 32,
2778 .info = snd_trident_pcm_rvol_control_info,
2779 .get = snd_trident_pcm_rvol_control_get,
2780 .put = snd_trident_pcm_rvol_control_put,
2781 .tlv = { .p = db_scale_crvol },
2782 };
2783
2784 /*---------------------------------------------------------------------------
2785 snd_trident_pcm_cvol_control
2786
2787 Description: PCM chorus volume control
2788 ---------------------------------------------------------------------------*/
2789
snd_trident_pcm_cvol_control_info(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_info * uinfo)2790 static int snd_trident_pcm_cvol_control_info(struct snd_kcontrol *kcontrol,
2791 struct snd_ctl_elem_info *uinfo)
2792 {
2793 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
2794 uinfo->count = 1;
2795 uinfo->value.integer.min = 0;
2796 uinfo->value.integer.max = 127;
2797 return 0;
2798 }
2799
snd_trident_pcm_cvol_control_get(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)2800 static int snd_trident_pcm_cvol_control_get(struct snd_kcontrol *kcontrol,
2801 struct snd_ctl_elem_value *ucontrol)
2802 {
2803 struct snd_trident *trident = snd_kcontrol_chip(kcontrol);
2804 struct snd_trident_pcm_mixer *mix = &trident->pcm_mixer[snd_ctl_get_ioffnum(kcontrol, &ucontrol->id)];
2805
2806 ucontrol->value.integer.value[0] = 127 - mix->cvol;
2807 return 0;
2808 }
2809
snd_trident_pcm_cvol_control_put(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)2810 static int snd_trident_pcm_cvol_control_put(struct snd_kcontrol *kcontrol,
2811 struct snd_ctl_elem_value *ucontrol)
2812 {
2813 struct snd_trident *trident = snd_kcontrol_chip(kcontrol);
2814 struct snd_trident_pcm_mixer *mix = &trident->pcm_mixer[snd_ctl_get_ioffnum(kcontrol, &ucontrol->id)];
2815 unsigned short val;
2816 int change = 0;
2817
2818 val = 0x7f - (ucontrol->value.integer.value[0] & 0x7f);
2819 spin_lock_irq(&trident->reg_lock);
2820 change = val != mix->cvol;
2821 mix->cvol = val;
2822 if (mix->voice != NULL)
2823 snd_trident_write_cvol_reg(trident, mix->voice, val);
2824 spin_unlock_irq(&trident->reg_lock);
2825 return change;
2826 }
2827
2828 static const struct snd_kcontrol_new snd_trident_pcm_cvol_control =
2829 {
2830 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2831 .name = "PCM Chorus Playback Volume",
2832 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_INACTIVE,
2833 .count = 32,
2834 .info = snd_trident_pcm_cvol_control_info,
2835 .get = snd_trident_pcm_cvol_control_get,
2836 .put = snd_trident_pcm_cvol_control_put,
2837 .tlv = { .p = db_scale_crvol },
2838 };
2839
snd_trident_notify_pcm_change1(struct snd_card * card,struct snd_kcontrol * kctl,int num,int activate)2840 static void snd_trident_notify_pcm_change1(struct snd_card *card,
2841 struct snd_kcontrol *kctl,
2842 int num, int activate)
2843 {
2844 struct snd_ctl_elem_id id;
2845
2846 if (! kctl)
2847 return;
2848 if (activate)
2849 kctl->vd[num].access &= ~SNDRV_CTL_ELEM_ACCESS_INACTIVE;
2850 else
2851 kctl->vd[num].access |= SNDRV_CTL_ELEM_ACCESS_INACTIVE;
2852 snd_ctl_notify(card, SNDRV_CTL_EVENT_MASK_VALUE |
2853 SNDRV_CTL_EVENT_MASK_INFO,
2854 snd_ctl_build_ioff(&id, kctl, num));
2855 }
2856
snd_trident_notify_pcm_change(struct snd_trident * trident,struct snd_trident_pcm_mixer * tmix,int num,int activate)2857 static void snd_trident_notify_pcm_change(struct snd_trident *trident,
2858 struct snd_trident_pcm_mixer *tmix,
2859 int num, int activate)
2860 {
2861 snd_trident_notify_pcm_change1(trident->card, trident->ctl_vol, num, activate);
2862 snd_trident_notify_pcm_change1(trident->card, trident->ctl_pan, num, activate);
2863 snd_trident_notify_pcm_change1(trident->card, trident->ctl_rvol, num, activate);
2864 snd_trident_notify_pcm_change1(trident->card, trident->ctl_cvol, num, activate);
2865 }
2866
snd_trident_pcm_mixer_build(struct snd_trident * trident,struct snd_trident_voice * voice,struct snd_pcm_substream * substream)2867 static int snd_trident_pcm_mixer_build(struct snd_trident *trident,
2868 struct snd_trident_voice *voice,
2869 struct snd_pcm_substream *substream)
2870 {
2871 struct snd_trident_pcm_mixer *tmix;
2872
2873 if (snd_BUG_ON(!trident || !voice || !substream))
2874 return -EINVAL;
2875 tmix = &trident->pcm_mixer[substream->number];
2876 tmix->voice = voice;
2877 tmix->vol = T4D_DEFAULT_PCM_VOL;
2878 tmix->pan = T4D_DEFAULT_PCM_PAN;
2879 tmix->rvol = T4D_DEFAULT_PCM_RVOL;
2880 tmix->cvol = T4D_DEFAULT_PCM_CVOL;
2881 snd_trident_notify_pcm_change(trident, tmix, substream->number, 1);
2882 return 0;
2883 }
2884
snd_trident_pcm_mixer_free(struct snd_trident * trident,struct snd_trident_voice * voice,struct snd_pcm_substream * substream)2885 static int snd_trident_pcm_mixer_free(struct snd_trident *trident, struct snd_trident_voice *voice, struct snd_pcm_substream *substream)
2886 {
2887 struct snd_trident_pcm_mixer *tmix;
2888
2889 if (snd_BUG_ON(!trident || !substream))
2890 return -EINVAL;
2891 tmix = &trident->pcm_mixer[substream->number];
2892 tmix->voice = NULL;
2893 snd_trident_notify_pcm_change(trident, tmix, substream->number, 0);
2894 return 0;
2895 }
2896
2897 /*---------------------------------------------------------------------------
2898 snd_trident_mixer
2899
2900 Description: This routine registers the 4DWave device for mixer support.
2901
2902 Parameters: trident - pointer to target device class for 4DWave.
2903
2904 Returns: None
2905
2906 ---------------------------------------------------------------------------*/
2907
snd_trident_mixer(struct snd_trident * trident,int pcm_spdif_device)2908 static int snd_trident_mixer(struct snd_trident *trident, int pcm_spdif_device)
2909 {
2910 struct snd_ac97_template _ac97;
2911 struct snd_card *card = trident->card;
2912 struct snd_kcontrol *kctl;
2913 struct snd_ctl_elem_value *uctl;
2914 int idx, err, retries = 2;
2915 static const struct snd_ac97_bus_ops ops = {
2916 .write = snd_trident_codec_write,
2917 .read = snd_trident_codec_read,
2918 };
2919
2920 uctl = kzalloc(sizeof(*uctl), GFP_KERNEL);
2921 if (!uctl)
2922 return -ENOMEM;
2923
2924 if ((err = snd_ac97_bus(trident->card, 0, &ops, NULL, &trident->ac97_bus)) < 0)
2925 goto __out;
2926
2927 memset(&_ac97, 0, sizeof(_ac97));
2928 _ac97.private_data = trident;
2929 trident->ac97_detect = 1;
2930
2931 __again:
2932 if ((err = snd_ac97_mixer(trident->ac97_bus, &_ac97, &trident->ac97)) < 0) {
2933 if (trident->device == TRIDENT_DEVICE_ID_SI7018) {
2934 if ((err = snd_trident_sis_reset(trident)) < 0)
2935 goto __out;
2936 if (retries-- > 0)
2937 goto __again;
2938 err = -EIO;
2939 }
2940 goto __out;
2941 }
2942
2943 /* secondary codec? */
2944 if (trident->device == TRIDENT_DEVICE_ID_SI7018 &&
2945 (inl(TRID_REG(trident, SI_SERIAL_INTF_CTRL)) & SI_AC97_PRIMARY_READY) != 0) {
2946 _ac97.num = 1;
2947 err = snd_ac97_mixer(trident->ac97_bus, &_ac97, &trident->ac97_sec);
2948 if (err < 0)
2949 dev_err(trident->card->dev,
2950 "SI7018: the secondary codec - invalid access\n");
2951 #if 0 // only for my testing purpose --jk
2952 {
2953 struct snd_ac97 *mc97;
2954 err = snd_ac97_modem(trident->card, &_ac97, &mc97);
2955 if (err < 0)
2956 dev_err(trident->card->dev,
2957 "snd_ac97_modem returned error %i\n", err);
2958 }
2959 #endif
2960 }
2961
2962 trident->ac97_detect = 0;
2963
2964 if (trident->device != TRIDENT_DEVICE_ID_SI7018) {
2965 if ((err = snd_ctl_add(card, kctl = snd_ctl_new1(&snd_trident_vol_wave_control, trident))) < 0)
2966 goto __out;
2967 kctl->put(kctl, uctl);
2968 if ((err = snd_ctl_add(card, kctl = snd_ctl_new1(&snd_trident_vol_music_control, trident))) < 0)
2969 goto __out;
2970 kctl->put(kctl, uctl);
2971 outl(trident->musicvol_wavevol = 0x00000000, TRID_REG(trident, T4D_MUSICVOL_WAVEVOL));
2972 } else {
2973 outl(trident->musicvol_wavevol = 0xffff0000, TRID_REG(trident, T4D_MUSICVOL_WAVEVOL));
2974 }
2975
2976 for (idx = 0; idx < 32; idx++) {
2977 struct snd_trident_pcm_mixer *tmix;
2978
2979 tmix = &trident->pcm_mixer[idx];
2980 tmix->voice = NULL;
2981 }
2982 if ((trident->ctl_vol = snd_ctl_new1(&snd_trident_pcm_vol_control, trident)) == NULL)
2983 goto __nomem;
2984 if ((err = snd_ctl_add(card, trident->ctl_vol)))
2985 goto __out;
2986
2987 if ((trident->ctl_pan = snd_ctl_new1(&snd_trident_pcm_pan_control, trident)) == NULL)
2988 goto __nomem;
2989 if ((err = snd_ctl_add(card, trident->ctl_pan)))
2990 goto __out;
2991
2992 if ((trident->ctl_rvol = snd_ctl_new1(&snd_trident_pcm_rvol_control, trident)) == NULL)
2993 goto __nomem;
2994 if ((err = snd_ctl_add(card, trident->ctl_rvol)))
2995 goto __out;
2996
2997 if ((trident->ctl_cvol = snd_ctl_new1(&snd_trident_pcm_cvol_control, trident)) == NULL)
2998 goto __nomem;
2999 if ((err = snd_ctl_add(card, trident->ctl_cvol)))
3000 goto __out;
3001
3002 if (trident->device == TRIDENT_DEVICE_ID_NX) {
3003 if ((err = snd_ctl_add(card, kctl = snd_ctl_new1(&snd_trident_ac97_rear_control, trident))) < 0)
3004 goto __out;
3005 kctl->put(kctl, uctl);
3006 }
3007 if (trident->device == TRIDENT_DEVICE_ID_NX || trident->device == TRIDENT_DEVICE_ID_SI7018) {
3008
3009 kctl = snd_ctl_new1(&snd_trident_spdif_control, trident);
3010 if (kctl == NULL) {
3011 err = -ENOMEM;
3012 goto __out;
3013 }
3014 if (trident->ac97->ext_id & AC97_EI_SPDIF)
3015 kctl->id.index++;
3016 if (trident->ac97_sec && (trident->ac97_sec->ext_id & AC97_EI_SPDIF))
3017 kctl->id.index++;
3018 idx = kctl->id.index;
3019 if ((err = snd_ctl_add(card, kctl)) < 0)
3020 goto __out;
3021 kctl->put(kctl, uctl);
3022
3023 kctl = snd_ctl_new1(&snd_trident_spdif_default, trident);
3024 if (kctl == NULL) {
3025 err = -ENOMEM;
3026 goto __out;
3027 }
3028 kctl->id.index = idx;
3029 kctl->id.device = pcm_spdif_device;
3030 if ((err = snd_ctl_add(card, kctl)) < 0)
3031 goto __out;
3032
3033 kctl = snd_ctl_new1(&snd_trident_spdif_mask, trident);
3034 if (kctl == NULL) {
3035 err = -ENOMEM;
3036 goto __out;
3037 }
3038 kctl->id.index = idx;
3039 kctl->id.device = pcm_spdif_device;
3040 if ((err = snd_ctl_add(card, kctl)) < 0)
3041 goto __out;
3042
3043 kctl = snd_ctl_new1(&snd_trident_spdif_stream, trident);
3044 if (kctl == NULL) {
3045 err = -ENOMEM;
3046 goto __out;
3047 }
3048 kctl->id.index = idx;
3049 kctl->id.device = pcm_spdif_device;
3050 if ((err = snd_ctl_add(card, kctl)) < 0)
3051 goto __out;
3052 trident->spdif_pcm_ctl = kctl;
3053 }
3054
3055 err = 0;
3056 goto __out;
3057
3058 __nomem:
3059 err = -ENOMEM;
3060
3061 __out:
3062 kfree(uctl);
3063
3064 return err;
3065 }
3066
3067 /*
3068 * gameport interface
3069 */
3070
3071 #if IS_REACHABLE(CONFIG_GAMEPORT)
3072
snd_trident_gameport_read(struct gameport * gameport)3073 static unsigned char snd_trident_gameport_read(struct gameport *gameport)
3074 {
3075 struct snd_trident *chip = gameport_get_port_data(gameport);
3076
3077 if (snd_BUG_ON(!chip))
3078 return 0;
3079 return inb(TRID_REG(chip, GAMEPORT_LEGACY));
3080 }
3081
snd_trident_gameport_trigger(struct gameport * gameport)3082 static void snd_trident_gameport_trigger(struct gameport *gameport)
3083 {
3084 struct snd_trident *chip = gameport_get_port_data(gameport);
3085
3086 if (snd_BUG_ON(!chip))
3087 return;
3088 outb(0xff, TRID_REG(chip, GAMEPORT_LEGACY));
3089 }
3090
snd_trident_gameport_cooked_read(struct gameport * gameport,int * axes,int * buttons)3091 static int snd_trident_gameport_cooked_read(struct gameport *gameport, int *axes, int *buttons)
3092 {
3093 struct snd_trident *chip = gameport_get_port_data(gameport);
3094 int i;
3095
3096 if (snd_BUG_ON(!chip))
3097 return 0;
3098
3099 *buttons = (~inb(TRID_REG(chip, GAMEPORT_LEGACY)) >> 4) & 0xf;
3100
3101 for (i = 0; i < 4; i++) {
3102 axes[i] = inw(TRID_REG(chip, GAMEPORT_AXES + i * 2));
3103 if (axes[i] == 0xffff) axes[i] = -1;
3104 }
3105
3106 return 0;
3107 }
3108
snd_trident_gameport_open(struct gameport * gameport,int mode)3109 static int snd_trident_gameport_open(struct gameport *gameport, int mode)
3110 {
3111 struct snd_trident *chip = gameport_get_port_data(gameport);
3112
3113 if (snd_BUG_ON(!chip))
3114 return 0;
3115
3116 switch (mode) {
3117 case GAMEPORT_MODE_COOKED:
3118 outb(GAMEPORT_MODE_ADC, TRID_REG(chip, GAMEPORT_GCR));
3119 msleep(20);
3120 return 0;
3121 case GAMEPORT_MODE_RAW:
3122 outb(0, TRID_REG(chip, GAMEPORT_GCR));
3123 return 0;
3124 default:
3125 return -1;
3126 }
3127 }
3128
snd_trident_create_gameport(struct snd_trident * chip)3129 int snd_trident_create_gameport(struct snd_trident *chip)
3130 {
3131 struct gameport *gp;
3132
3133 chip->gameport = gp = gameport_allocate_port();
3134 if (!gp) {
3135 dev_err(chip->card->dev,
3136 "cannot allocate memory for gameport\n");
3137 return -ENOMEM;
3138 }
3139
3140 gameport_set_name(gp, "Trident 4DWave");
3141 gameport_set_phys(gp, "pci%s/gameport0", pci_name(chip->pci));
3142 gameport_set_dev_parent(gp, &chip->pci->dev);
3143
3144 gameport_set_port_data(gp, chip);
3145 gp->fuzz = 64;
3146 gp->read = snd_trident_gameport_read;
3147 gp->trigger = snd_trident_gameport_trigger;
3148 gp->cooked_read = snd_trident_gameport_cooked_read;
3149 gp->open = snd_trident_gameport_open;
3150
3151 gameport_register_port(gp);
3152
3153 return 0;
3154 }
3155
snd_trident_free_gameport(struct snd_trident * chip)3156 static inline void snd_trident_free_gameport(struct snd_trident *chip)
3157 {
3158 if (chip->gameport) {
3159 gameport_unregister_port(chip->gameport);
3160 chip->gameport = NULL;
3161 }
3162 }
3163 #else
snd_trident_create_gameport(struct snd_trident * chip)3164 int snd_trident_create_gameport(struct snd_trident *chip) { return -ENOSYS; }
snd_trident_free_gameport(struct snd_trident * chip)3165 static inline void snd_trident_free_gameport(struct snd_trident *chip) { }
3166 #endif /* CONFIG_GAMEPORT */
3167
3168 /*
3169 * delay for 1 tick
3170 */
do_delay(struct snd_trident * chip)3171 static inline void do_delay(struct snd_trident *chip)
3172 {
3173 schedule_timeout_uninterruptible(1);
3174 }
3175
3176 /*
3177 * SiS reset routine
3178 */
3179
snd_trident_sis_reset(struct snd_trident * trident)3180 static int snd_trident_sis_reset(struct snd_trident *trident)
3181 {
3182 unsigned long end_time;
3183 unsigned int i;
3184 int r;
3185
3186 r = trident->in_suspend ? 0 : 2; /* count of retries */
3187 __si7018_retry:
3188 pci_write_config_byte(trident->pci, 0x46, 0x04); /* SOFTWARE RESET */
3189 udelay(100);
3190 pci_write_config_byte(trident->pci, 0x46, 0x00);
3191 udelay(100);
3192 /* disable AC97 GPIO interrupt */
3193 outb(0x00, TRID_REG(trident, SI_AC97_GPIO));
3194 /* initialize serial interface, force cold reset */
3195 i = PCMOUT|SURROUT|CENTEROUT|LFEOUT|SECONDARY_ID|COLD_RESET;
3196 outl(i, TRID_REG(trident, SI_SERIAL_INTF_CTRL));
3197 udelay(1000);
3198 /* remove cold reset */
3199 i &= ~COLD_RESET;
3200 outl(i, TRID_REG(trident, SI_SERIAL_INTF_CTRL));
3201 udelay(2000);
3202 /* wait, until the codec is ready */
3203 end_time = (jiffies + (HZ * 3) / 4) + 1;
3204 do {
3205 if ((inl(TRID_REG(trident, SI_SERIAL_INTF_CTRL)) & SI_AC97_PRIMARY_READY) != 0)
3206 goto __si7018_ok;
3207 do_delay(trident);
3208 } while (time_after_eq(end_time, jiffies));
3209 dev_err(trident->card->dev, "AC'97 codec ready error [0x%x]\n",
3210 inl(TRID_REG(trident, SI_SERIAL_INTF_CTRL)));
3211 if (r-- > 0) {
3212 end_time = jiffies + HZ;
3213 do {
3214 do_delay(trident);
3215 } while (time_after_eq(end_time, jiffies));
3216 goto __si7018_retry;
3217 }
3218 __si7018_ok:
3219 /* wait for the second codec */
3220 do {
3221 if ((inl(TRID_REG(trident, SI_SERIAL_INTF_CTRL)) & SI_AC97_SECONDARY_READY) != 0)
3222 break;
3223 do_delay(trident);
3224 } while (time_after_eq(end_time, jiffies));
3225 /* enable 64 channel mode */
3226 outl(BANK_B_EN, TRID_REG(trident, T4D_LFO_GC_CIR));
3227 return 0;
3228 }
3229
3230 /*
3231 * /proc interface
3232 */
3233
snd_trident_proc_read(struct snd_info_entry * entry,struct snd_info_buffer * buffer)3234 static void snd_trident_proc_read(struct snd_info_entry *entry,
3235 struct snd_info_buffer *buffer)
3236 {
3237 struct snd_trident *trident = entry->private_data;
3238 char *s;
3239
3240 switch (trident->device) {
3241 case TRIDENT_DEVICE_ID_SI7018:
3242 s = "SiS 7018 Audio";
3243 break;
3244 case TRIDENT_DEVICE_ID_DX:
3245 s = "Trident 4DWave PCI DX";
3246 break;
3247 case TRIDENT_DEVICE_ID_NX:
3248 s = "Trident 4DWave PCI NX";
3249 break;
3250 default:
3251 s = "???";
3252 }
3253 snd_iprintf(buffer, "%s\n\n", s);
3254 snd_iprintf(buffer, "Spurious IRQs : %d\n", trident->spurious_irq_count);
3255 snd_iprintf(buffer, "Spurious IRQ dlta: %d\n", trident->spurious_irq_max_delta);
3256 if (trident->device == TRIDENT_DEVICE_ID_NX || trident->device == TRIDENT_DEVICE_ID_SI7018)
3257 snd_iprintf(buffer, "IEC958 Mixer Out : %s\n", trident->spdif_ctrl == 0x28 ? "on" : "off");
3258 if (trident->device == TRIDENT_DEVICE_ID_NX) {
3259 snd_iprintf(buffer, "Rear Speakers : %s\n", trident->ac97_ctrl & 0x00000010 ? "on" : "off");
3260 if (trident->tlb.entries) {
3261 snd_iprintf(buffer,"\nVirtual Memory\n");
3262 snd_iprintf(buffer, "Memory Maximum : %d\n", trident->tlb.memhdr->size);
3263 snd_iprintf(buffer, "Memory Used : %d\n", trident->tlb.memhdr->used);
3264 snd_iprintf(buffer, "Memory Free : %d\n", snd_util_mem_avail(trident->tlb.memhdr));
3265 }
3266 }
3267 }
3268
snd_trident_proc_init(struct snd_trident * trident)3269 static void snd_trident_proc_init(struct snd_trident *trident)
3270 {
3271 const char *s = "trident";
3272
3273 if (trident->device == TRIDENT_DEVICE_ID_SI7018)
3274 s = "sis7018";
3275 snd_card_ro_proc_new(trident->card, s, trident, snd_trident_proc_read);
3276 }
3277
snd_trident_dev_free(struct snd_device * device)3278 static int snd_trident_dev_free(struct snd_device *device)
3279 {
3280 struct snd_trident *trident = device->device_data;
3281 return snd_trident_free(trident);
3282 }
3283
3284 /*---------------------------------------------------------------------------
3285 snd_trident_tlb_alloc
3286
3287 Description: Allocate and set up the TLB page table on 4D NX.
3288 Each entry has 4 bytes (physical PCI address).
3289
3290 Parameters: trident - pointer to target device class for 4DWave.
3291
3292 Returns: 0 or negative error code
3293
3294 ---------------------------------------------------------------------------*/
3295
snd_trident_tlb_alloc(struct snd_trident * trident)3296 static int snd_trident_tlb_alloc(struct snd_trident *trident)
3297 {
3298 int i;
3299
3300 /* TLB array must be aligned to 16kB !!! so we allocate
3301 32kB region and correct offset when necessary */
3302
3303 if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, &trident->pci->dev,
3304 2 * SNDRV_TRIDENT_MAX_PAGES * 4, &trident->tlb.buffer) < 0) {
3305 dev_err(trident->card->dev, "unable to allocate TLB buffer\n");
3306 return -ENOMEM;
3307 }
3308 trident->tlb.entries = (__le32 *)ALIGN((unsigned long)trident->tlb.buffer.area, SNDRV_TRIDENT_MAX_PAGES * 4);
3309 trident->tlb.entries_dmaaddr = ALIGN(trident->tlb.buffer.addr, SNDRV_TRIDENT_MAX_PAGES * 4);
3310 /* allocate shadow TLB page table (virtual addresses) */
3311 trident->tlb.shadow_entries =
3312 vmalloc(array_size(SNDRV_TRIDENT_MAX_PAGES,
3313 sizeof(unsigned long)));
3314 if (!trident->tlb.shadow_entries)
3315 return -ENOMEM;
3316
3317 /* allocate and setup silent page and initialise TLB entries */
3318 if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, &trident->pci->dev,
3319 SNDRV_TRIDENT_PAGE_SIZE, &trident->tlb.silent_page) < 0) {
3320 dev_err(trident->card->dev, "unable to allocate silent page\n");
3321 return -ENOMEM;
3322 }
3323 memset(trident->tlb.silent_page.area, 0, SNDRV_TRIDENT_PAGE_SIZE);
3324 for (i = 0; i < SNDRV_TRIDENT_MAX_PAGES; i++) {
3325 trident->tlb.entries[i] = cpu_to_le32(trident->tlb.silent_page.addr & ~(SNDRV_TRIDENT_PAGE_SIZE-1));
3326 trident->tlb.shadow_entries[i] = (unsigned long)trident->tlb.silent_page.area;
3327 }
3328
3329 /* use emu memory block manager code to manage tlb page allocation */
3330 trident->tlb.memhdr = snd_util_memhdr_new(SNDRV_TRIDENT_PAGE_SIZE * SNDRV_TRIDENT_MAX_PAGES);
3331 if (trident->tlb.memhdr == NULL)
3332 return -ENOMEM;
3333
3334 trident->tlb.memhdr->block_extra_size = sizeof(struct snd_trident_memblk_arg);
3335 return 0;
3336 }
3337
3338 /*
3339 * initialize 4D DX chip
3340 */
3341
snd_trident_stop_all_voices(struct snd_trident * trident)3342 static void snd_trident_stop_all_voices(struct snd_trident *trident)
3343 {
3344 outl(0xffffffff, TRID_REG(trident, T4D_STOP_A));
3345 outl(0xffffffff, TRID_REG(trident, T4D_STOP_B));
3346 outl(0, TRID_REG(trident, T4D_AINTEN_A));
3347 outl(0, TRID_REG(trident, T4D_AINTEN_B));
3348 }
3349
snd_trident_4d_dx_init(struct snd_trident * trident)3350 static int snd_trident_4d_dx_init(struct snd_trident *trident)
3351 {
3352 struct pci_dev *pci = trident->pci;
3353 unsigned long end_time;
3354
3355 /* reset the legacy configuration and whole audio/wavetable block */
3356 pci_write_config_dword(pci, 0x40, 0); /* DDMA */
3357 pci_write_config_byte(pci, 0x44, 0); /* ports */
3358 pci_write_config_byte(pci, 0x45, 0); /* Legacy DMA */
3359 pci_write_config_byte(pci, 0x46, 4); /* reset */
3360 udelay(100);
3361 pci_write_config_byte(pci, 0x46, 0); /* release reset */
3362 udelay(100);
3363
3364 /* warm reset of the AC'97 codec */
3365 outl(0x00000001, TRID_REG(trident, DX_ACR2_AC97_COM_STAT));
3366 udelay(100);
3367 outl(0x00000000, TRID_REG(trident, DX_ACR2_AC97_COM_STAT));
3368 /* DAC on, disable SB IRQ and try to force ADC valid signal */
3369 trident->ac97_ctrl = 0x0000004a;
3370 outl(trident->ac97_ctrl, TRID_REG(trident, DX_ACR2_AC97_COM_STAT));
3371 /* wait, until the codec is ready */
3372 end_time = (jiffies + (HZ * 3) / 4) + 1;
3373 do {
3374 if ((inl(TRID_REG(trident, DX_ACR2_AC97_COM_STAT)) & 0x0010) != 0)
3375 goto __dx_ok;
3376 do_delay(trident);
3377 } while (time_after_eq(end_time, jiffies));
3378 dev_err(trident->card->dev, "AC'97 codec ready error\n");
3379 return -EIO;
3380
3381 __dx_ok:
3382 snd_trident_stop_all_voices(trident);
3383
3384 return 0;
3385 }
3386
3387 /*
3388 * initialize 4D NX chip
3389 */
snd_trident_4d_nx_init(struct snd_trident * trident)3390 static int snd_trident_4d_nx_init(struct snd_trident *trident)
3391 {
3392 struct pci_dev *pci = trident->pci;
3393 unsigned long end_time;
3394
3395 /* reset the legacy configuration and whole audio/wavetable block */
3396 pci_write_config_dword(pci, 0x40, 0); /* DDMA */
3397 pci_write_config_byte(pci, 0x44, 0); /* ports */
3398 pci_write_config_byte(pci, 0x45, 0); /* Legacy DMA */
3399
3400 pci_write_config_byte(pci, 0x46, 1); /* reset */
3401 udelay(100);
3402 pci_write_config_byte(pci, 0x46, 0); /* release reset */
3403 udelay(100);
3404
3405 /* warm reset of the AC'97 codec */
3406 outl(0x00000001, TRID_REG(trident, NX_ACR0_AC97_COM_STAT));
3407 udelay(100);
3408 outl(0x00000000, TRID_REG(trident, NX_ACR0_AC97_COM_STAT));
3409 /* wait, until the codec is ready */
3410 end_time = (jiffies + (HZ * 3) / 4) + 1;
3411 do {
3412 if ((inl(TRID_REG(trident, NX_ACR0_AC97_COM_STAT)) & 0x0008) != 0)
3413 goto __nx_ok;
3414 do_delay(trident);
3415 } while (time_after_eq(end_time, jiffies));
3416 dev_err(trident->card->dev, "AC'97 codec ready error [0x%x]\n",
3417 inl(TRID_REG(trident, NX_ACR0_AC97_COM_STAT)));
3418 return -EIO;
3419
3420 __nx_ok:
3421 /* DAC on */
3422 trident->ac97_ctrl = 0x00000002;
3423 outl(trident->ac97_ctrl, TRID_REG(trident, NX_ACR0_AC97_COM_STAT));
3424 /* disable SB IRQ */
3425 outl(NX_SB_IRQ_DISABLE, TRID_REG(trident, T4D_MISCINT));
3426
3427 snd_trident_stop_all_voices(trident);
3428
3429 if (trident->tlb.entries != NULL) {
3430 unsigned int i;
3431 /* enable virtual addressing via TLB */
3432 i = trident->tlb.entries_dmaaddr;
3433 i |= 0x00000001;
3434 outl(i, TRID_REG(trident, NX_TLBC));
3435 } else {
3436 outl(0, TRID_REG(trident, NX_TLBC));
3437 }
3438 /* initialize S/PDIF */
3439 outl(trident->spdif_bits, TRID_REG(trident, NX_SPCSTATUS));
3440 outb(trident->spdif_ctrl, TRID_REG(trident, NX_SPCTRL_SPCSO + 3));
3441
3442 return 0;
3443 }
3444
3445 /*
3446 * initialize sis7018 chip
3447 */
snd_trident_sis_init(struct snd_trident * trident)3448 static int snd_trident_sis_init(struct snd_trident *trident)
3449 {
3450 int err;
3451
3452 if ((err = snd_trident_sis_reset(trident)) < 0)
3453 return err;
3454
3455 snd_trident_stop_all_voices(trident);
3456
3457 /* initialize S/PDIF */
3458 outl(trident->spdif_bits, TRID_REG(trident, SI_SPDIF_CS));
3459
3460 return 0;
3461 }
3462
3463 /*---------------------------------------------------------------------------
3464 snd_trident_create
3465
3466 Description: This routine will create the device specific class for
3467 the 4DWave card. It will also perform basic initialization.
3468
3469 Parameters: card - which card to create
3470 pci - interface to PCI bus resource info
3471 dma1ptr - playback dma buffer
3472 dma2ptr - capture dma buffer
3473 irqptr - interrupt resource info
3474
3475 Returns: 4DWave device class private data
3476
3477 ---------------------------------------------------------------------------*/
3478
snd_trident_create(struct snd_card * card,struct pci_dev * pci,int pcm_streams,int pcm_spdif_device,int max_wavetable_size,struct snd_trident ** rtrident)3479 int snd_trident_create(struct snd_card *card,
3480 struct pci_dev *pci,
3481 int pcm_streams,
3482 int pcm_spdif_device,
3483 int max_wavetable_size,
3484 struct snd_trident ** rtrident)
3485 {
3486 struct snd_trident *trident;
3487 int i, err;
3488 struct snd_trident_voice *voice;
3489 struct snd_trident_pcm_mixer *tmix;
3490 static const struct snd_device_ops ops = {
3491 .dev_free = snd_trident_dev_free,
3492 };
3493
3494 *rtrident = NULL;
3495
3496 /* enable PCI device */
3497 if ((err = pci_enable_device(pci)) < 0)
3498 return err;
3499 /* check, if we can restrict PCI DMA transfers to 30 bits */
3500 if (dma_set_mask(&pci->dev, DMA_BIT_MASK(30)) < 0 ||
3501 dma_set_coherent_mask(&pci->dev, DMA_BIT_MASK(30)) < 0) {
3502 dev_err(card->dev,
3503 "architecture does not support 30bit PCI busmaster DMA\n");
3504 pci_disable_device(pci);
3505 return -ENXIO;
3506 }
3507
3508 trident = kzalloc(sizeof(*trident), GFP_KERNEL);
3509 if (trident == NULL) {
3510 pci_disable_device(pci);
3511 return -ENOMEM;
3512 }
3513 trident->device = (pci->vendor << 16) | pci->device;
3514 trident->card = card;
3515 trident->pci = pci;
3516 spin_lock_init(&trident->reg_lock);
3517 spin_lock_init(&trident->event_lock);
3518 spin_lock_init(&trident->voice_alloc);
3519 if (pcm_streams < 1)
3520 pcm_streams = 1;
3521 if (pcm_streams > 32)
3522 pcm_streams = 32;
3523 trident->ChanPCM = pcm_streams;
3524 if (max_wavetable_size < 0 )
3525 max_wavetable_size = 0;
3526 trident->synth.max_size = max_wavetable_size * 1024;
3527 trident->irq = -1;
3528
3529 trident->midi_port = TRID_REG(trident, T4D_MPU401_BASE);
3530 pci_set_master(pci);
3531
3532 if ((err = pci_request_regions(pci, "Trident Audio")) < 0) {
3533 kfree(trident);
3534 pci_disable_device(pci);
3535 return err;
3536 }
3537 trident->port = pci_resource_start(pci, 0);
3538
3539 if (request_irq(pci->irq, snd_trident_interrupt, IRQF_SHARED,
3540 KBUILD_MODNAME, trident)) {
3541 dev_err(card->dev, "unable to grab IRQ %d\n", pci->irq);
3542 snd_trident_free(trident);
3543 return -EBUSY;
3544 }
3545 trident->irq = pci->irq;
3546 card->sync_irq = trident->irq;
3547
3548 /* allocate 16k-aligned TLB for NX cards */
3549 trident->tlb.entries = NULL;
3550 trident->tlb.buffer.area = NULL;
3551 if (trident->device == TRIDENT_DEVICE_ID_NX) {
3552 if ((err = snd_trident_tlb_alloc(trident)) < 0) {
3553 snd_trident_free(trident);
3554 return err;
3555 }
3556 }
3557
3558 trident->spdif_bits = trident->spdif_pcm_bits = SNDRV_PCM_DEFAULT_CON_SPDIF;
3559
3560 /* initialize chip */
3561 switch (trident->device) {
3562 case TRIDENT_DEVICE_ID_DX:
3563 err = snd_trident_4d_dx_init(trident);
3564 break;
3565 case TRIDENT_DEVICE_ID_NX:
3566 err = snd_trident_4d_nx_init(trident);
3567 break;
3568 case TRIDENT_DEVICE_ID_SI7018:
3569 err = snd_trident_sis_init(trident);
3570 break;
3571 default:
3572 snd_BUG();
3573 break;
3574 }
3575 if (err < 0) {
3576 snd_trident_free(trident);
3577 return err;
3578 }
3579
3580 if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, trident, &ops)) < 0) {
3581 snd_trident_free(trident);
3582 return err;
3583 }
3584
3585 if ((err = snd_trident_mixer(trident, pcm_spdif_device)) < 0)
3586 return err;
3587
3588 /* initialise synth voices */
3589 for (i = 0; i < 64; i++) {
3590 voice = &trident->synth.voices[i];
3591 voice->number = i;
3592 voice->trident = trident;
3593 }
3594 /* initialize pcm mixer entries */
3595 for (i = 0; i < 32; i++) {
3596 tmix = &trident->pcm_mixer[i];
3597 tmix->vol = T4D_DEFAULT_PCM_VOL;
3598 tmix->pan = T4D_DEFAULT_PCM_PAN;
3599 tmix->rvol = T4D_DEFAULT_PCM_RVOL;
3600 tmix->cvol = T4D_DEFAULT_PCM_CVOL;
3601 }
3602
3603 snd_trident_enable_eso(trident);
3604
3605 snd_trident_proc_init(trident);
3606 *rtrident = trident;
3607 return 0;
3608 }
3609
3610 /*---------------------------------------------------------------------------
3611 snd_trident_free
3612
3613 Description: This routine will free the device specific class for
3614 the 4DWave card.
3615
3616 Parameters: trident - device specific private data for 4DWave card
3617
3618 Returns: None.
3619
3620 ---------------------------------------------------------------------------*/
3621
snd_trident_free(struct snd_trident * trident)3622 static int snd_trident_free(struct snd_trident *trident)
3623 {
3624 snd_trident_free_gameport(trident);
3625 snd_trident_disable_eso(trident);
3626 // Disable S/PDIF out
3627 if (trident->device == TRIDENT_DEVICE_ID_NX)
3628 outb(0x00, TRID_REG(trident, NX_SPCTRL_SPCSO + 3));
3629 else if (trident->device == TRIDENT_DEVICE_ID_SI7018) {
3630 outl(0, TRID_REG(trident, SI_SERIAL_INTF_CTRL));
3631 }
3632 if (trident->irq >= 0)
3633 free_irq(trident->irq, trident);
3634 if (trident->tlb.buffer.area) {
3635 outl(0, TRID_REG(trident, NX_TLBC));
3636 snd_util_memhdr_free(trident->tlb.memhdr);
3637 if (trident->tlb.silent_page.area)
3638 snd_dma_free_pages(&trident->tlb.silent_page);
3639 vfree(trident->tlb.shadow_entries);
3640 snd_dma_free_pages(&trident->tlb.buffer);
3641 }
3642 pci_release_regions(trident->pci);
3643 pci_disable_device(trident->pci);
3644 kfree(trident);
3645 return 0;
3646 }
3647
3648 /*---------------------------------------------------------------------------
3649 snd_trident_interrupt
3650
3651 Description: ISR for Trident 4DWave device
3652
3653 Parameters: trident - device specific private data for 4DWave card
3654
3655 Problems: It seems that Trident chips generates interrupts more than
3656 one time in special cases. The spurious interrupts are
3657 detected via sample timer (T4D_STIMER) and computing
3658 corresponding delta value. The limits are detected with
3659 the method try & fail so it is possible that it won't
3660 work on all computers. [jaroslav]
3661
3662 Returns: None.
3663
3664 ---------------------------------------------------------------------------*/
3665
snd_trident_interrupt(int irq,void * dev_id)3666 static irqreturn_t snd_trident_interrupt(int irq, void *dev_id)
3667 {
3668 struct snd_trident *trident = dev_id;
3669 unsigned int audio_int, chn_int, stimer, channel, mask, tmp;
3670 int delta;
3671 struct snd_trident_voice *voice;
3672
3673 audio_int = inl(TRID_REG(trident, T4D_MISCINT));
3674 if ((audio_int & (ADDRESS_IRQ|MPU401_IRQ)) == 0)
3675 return IRQ_NONE;
3676 if (audio_int & ADDRESS_IRQ) {
3677 // get interrupt status for all channels
3678 spin_lock(&trident->reg_lock);
3679 stimer = inl(TRID_REG(trident, T4D_STIMER)) & 0x00ffffff;
3680 chn_int = inl(TRID_REG(trident, T4D_AINT_A));
3681 if (chn_int == 0)
3682 goto __skip1;
3683 outl(chn_int, TRID_REG(trident, T4D_AINT_A)); /* ack */
3684 __skip1:
3685 chn_int = inl(TRID_REG(trident, T4D_AINT_B));
3686 if (chn_int == 0)
3687 goto __skip2;
3688 for (channel = 63; channel >= 32; channel--) {
3689 mask = 1 << (channel&0x1f);
3690 if ((chn_int & mask) == 0)
3691 continue;
3692 voice = &trident->synth.voices[channel];
3693 if (!voice->pcm || voice->substream == NULL) {
3694 outl(mask, TRID_REG(trident, T4D_STOP_B));
3695 continue;
3696 }
3697 delta = (int)stimer - (int)voice->stimer;
3698 if (delta < 0)
3699 delta = -delta;
3700 if ((unsigned int)delta < voice->spurious_threshold) {
3701 /* do some statistics here */
3702 trident->spurious_irq_count++;
3703 if (trident->spurious_irq_max_delta < (unsigned int)delta)
3704 trident->spurious_irq_max_delta = delta;
3705 continue;
3706 }
3707 voice->stimer = stimer;
3708 if (voice->isync) {
3709 if (!voice->isync3) {
3710 tmp = inw(TRID_REG(trident, T4D_SBBL_SBCL));
3711 if (trident->bDMAStart & 0x40)
3712 tmp >>= 1;
3713 if (tmp > 0)
3714 tmp = voice->isync_max - tmp;
3715 } else {
3716 tmp = inl(TRID_REG(trident, NX_SPCTRL_SPCSO)) & 0x00ffffff;
3717 }
3718 if (tmp < voice->isync_mark) {
3719 if (tmp > 0x10)
3720 tmp = voice->isync_ESO - 7;
3721 else
3722 tmp = voice->isync_ESO + 2;
3723 /* update ESO for IRQ voice to preserve sync */
3724 snd_trident_stop_voice(trident, voice->number);
3725 snd_trident_write_eso_reg(trident, voice, tmp);
3726 snd_trident_start_voice(trident, voice->number);
3727 }
3728 } else if (voice->isync2) {
3729 voice->isync2 = 0;
3730 /* write original ESO and update CSO for IRQ voice to preserve sync */
3731 snd_trident_stop_voice(trident, voice->number);
3732 snd_trident_write_cso_reg(trident, voice, voice->isync_mark);
3733 snd_trident_write_eso_reg(trident, voice, voice->ESO);
3734 snd_trident_start_voice(trident, voice->number);
3735 }
3736 #if 0
3737 if (voice->extra) {
3738 /* update CSO for extra voice to preserve sync */
3739 snd_trident_stop_voice(trident, voice->extra->number);
3740 snd_trident_write_cso_reg(trident, voice->extra, 0);
3741 snd_trident_start_voice(trident, voice->extra->number);
3742 }
3743 #endif
3744 spin_unlock(&trident->reg_lock);
3745 snd_pcm_period_elapsed(voice->substream);
3746 spin_lock(&trident->reg_lock);
3747 }
3748 outl(chn_int, TRID_REG(trident, T4D_AINT_B)); /* ack */
3749 __skip2:
3750 spin_unlock(&trident->reg_lock);
3751 }
3752 if (audio_int & MPU401_IRQ) {
3753 if (trident->rmidi) {
3754 snd_mpu401_uart_interrupt(irq, trident->rmidi->private_data);
3755 } else {
3756 inb(TRID_REG(trident, T4D_MPUR0));
3757 }
3758 }
3759 // outl((ST_TARGET_REACHED | MIXER_OVERFLOW | MIXER_UNDERFLOW), TRID_REG(trident, T4D_MISCINT));
3760 return IRQ_HANDLED;
3761 }
3762
snd_trident_alloc_voice(struct snd_trident * trident,int type,int client,int port)3763 struct snd_trident_voice *snd_trident_alloc_voice(struct snd_trident * trident, int type, int client, int port)
3764 {
3765 struct snd_trident_voice *pvoice;
3766 unsigned long flags;
3767 int idx;
3768
3769 spin_lock_irqsave(&trident->voice_alloc, flags);
3770 if (type == SNDRV_TRIDENT_VOICE_TYPE_PCM) {
3771 idx = snd_trident_allocate_pcm_channel(trident);
3772 if(idx < 0) {
3773 spin_unlock_irqrestore(&trident->voice_alloc, flags);
3774 return NULL;
3775 }
3776 pvoice = &trident->synth.voices[idx];
3777 pvoice->use = 1;
3778 pvoice->pcm = 1;
3779 pvoice->capture = 0;
3780 pvoice->spdif = 0;
3781 pvoice->memblk = NULL;
3782 pvoice->substream = NULL;
3783 spin_unlock_irqrestore(&trident->voice_alloc, flags);
3784 return pvoice;
3785 }
3786 if (type == SNDRV_TRIDENT_VOICE_TYPE_SYNTH) {
3787 idx = snd_trident_allocate_synth_channel(trident);
3788 if(idx < 0) {
3789 spin_unlock_irqrestore(&trident->voice_alloc, flags);
3790 return NULL;
3791 }
3792 pvoice = &trident->synth.voices[idx];
3793 pvoice->use = 1;
3794 pvoice->synth = 1;
3795 pvoice->client = client;
3796 pvoice->port = port;
3797 pvoice->memblk = NULL;
3798 spin_unlock_irqrestore(&trident->voice_alloc, flags);
3799 return pvoice;
3800 }
3801 if (type == SNDRV_TRIDENT_VOICE_TYPE_MIDI) {
3802 }
3803 spin_unlock_irqrestore(&trident->voice_alloc, flags);
3804 return NULL;
3805 }
3806
3807 EXPORT_SYMBOL(snd_trident_alloc_voice);
3808
snd_trident_free_voice(struct snd_trident * trident,struct snd_trident_voice * voice)3809 void snd_trident_free_voice(struct snd_trident * trident, struct snd_trident_voice *voice)
3810 {
3811 unsigned long flags;
3812 void (*private_free)(struct snd_trident_voice *);
3813
3814 if (voice == NULL || !voice->use)
3815 return;
3816 snd_trident_clear_voices(trident, voice->number, voice->number);
3817 spin_lock_irqsave(&trident->voice_alloc, flags);
3818 private_free = voice->private_free;
3819 voice->private_free = NULL;
3820 voice->private_data = NULL;
3821 if (voice->pcm)
3822 snd_trident_free_pcm_channel(trident, voice->number);
3823 if (voice->synth)
3824 snd_trident_free_synth_channel(trident, voice->number);
3825 voice->use = voice->pcm = voice->synth = voice->midi = 0;
3826 voice->capture = voice->spdif = 0;
3827 voice->sample_ops = NULL;
3828 voice->substream = NULL;
3829 voice->extra = NULL;
3830 spin_unlock_irqrestore(&trident->voice_alloc, flags);
3831 if (private_free)
3832 private_free(voice);
3833 }
3834
3835 EXPORT_SYMBOL(snd_trident_free_voice);
3836
snd_trident_clear_voices(struct snd_trident * trident,unsigned short v_min,unsigned short v_max)3837 static void snd_trident_clear_voices(struct snd_trident * trident, unsigned short v_min, unsigned short v_max)
3838 {
3839 unsigned int i, val, mask[2] = { 0, 0 };
3840
3841 if (snd_BUG_ON(v_min > 63 || v_max > 63))
3842 return;
3843 for (i = v_min; i <= v_max; i++)
3844 mask[i >> 5] |= 1 << (i & 0x1f);
3845 if (mask[0]) {
3846 outl(mask[0], TRID_REG(trident, T4D_STOP_A));
3847 val = inl(TRID_REG(trident, T4D_AINTEN_A));
3848 outl(val & ~mask[0], TRID_REG(trident, T4D_AINTEN_A));
3849 }
3850 if (mask[1]) {
3851 outl(mask[1], TRID_REG(trident, T4D_STOP_B));
3852 val = inl(TRID_REG(trident, T4D_AINTEN_B));
3853 outl(val & ~mask[1], TRID_REG(trident, T4D_AINTEN_B));
3854 }
3855 }
3856
3857 #ifdef CONFIG_PM_SLEEP
snd_trident_suspend(struct device * dev)3858 static int snd_trident_suspend(struct device *dev)
3859 {
3860 struct snd_card *card = dev_get_drvdata(dev);
3861 struct snd_trident *trident = card->private_data;
3862
3863 trident->in_suspend = 1;
3864 snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
3865 snd_ac97_suspend(trident->ac97);
3866 snd_ac97_suspend(trident->ac97_sec);
3867 return 0;
3868 }
3869
snd_trident_resume(struct device * dev)3870 static int snd_trident_resume(struct device *dev)
3871 {
3872 struct snd_card *card = dev_get_drvdata(dev);
3873 struct snd_trident *trident = card->private_data;
3874
3875 switch (trident->device) {
3876 case TRIDENT_DEVICE_ID_DX:
3877 snd_trident_4d_dx_init(trident);
3878 break;
3879 case TRIDENT_DEVICE_ID_NX:
3880 snd_trident_4d_nx_init(trident);
3881 break;
3882 case TRIDENT_DEVICE_ID_SI7018:
3883 snd_trident_sis_init(trident);
3884 break;
3885 }
3886
3887 snd_ac97_resume(trident->ac97);
3888 snd_ac97_resume(trident->ac97_sec);
3889
3890 /* restore some registers */
3891 outl(trident->musicvol_wavevol, TRID_REG(trident, T4D_MUSICVOL_WAVEVOL));
3892
3893 snd_trident_enable_eso(trident);
3894
3895 snd_power_change_state(card, SNDRV_CTL_POWER_D0);
3896 trident->in_suspend = 0;
3897 return 0;
3898 }
3899
3900 SIMPLE_DEV_PM_OPS(snd_trident_pm, snd_trident_suspend, snd_trident_resume);
3901 #endif /* CONFIG_PM_SLEEP */
3902
