2 * Maintained by Jaroslav Kysela <perex@perex.cz>
3 * Originated by audio@tridentmicro.com
4 * Fri Feb 19 15:55:28 MST 1999
5 * Routines for control of Trident 4DWave (DX and NX) chip
12 * This program is free software; you can redistribute it and/or modify
13 * it under the terms of the GNU General Public License as published by
14 * the Free Software Foundation; either version 2 of the License, or
15 * (at your option) any later version.
17 * This program is distributed in the hope that it will be useful,
18 * but WITHOUT ANY WARRANTY; without even the implied warranty of
19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20 * GNU General Public License for more details.
22 * You should have received a copy of the GNU General Public License
23 * along with this program; if not, write to the Free Software
24 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
27 * SiS7018 S/PDIF support by Thomas Winischhofer <thomas@winischhofer.net>
30 #include <linux/delay.h>
31 #include <linux/init.h>
32 #include <linux/interrupt.h>
33 #include <linux/pci.h>
34 #include <linux/slab.h>
35 #include <linux/vmalloc.h>
36 #include <linux/gameport.h>
37 #include <linux/dma-mapping.h>
38 #include <linux/export.h>
40 #include <sound/core.h>
41 #include <sound/info.h>
42 #include <sound/control.h>
43 #include <sound/tlv.h>
45 #include <sound/asoundef.h>
49 static int snd_trident_pcm_mixer_build(struct snd_trident *trident,
50 struct snd_trident_voice * voice,
51 struct snd_pcm_substream *substream);
52 static int snd_trident_pcm_mixer_free(struct snd_trident *trident,
53 struct snd_trident_voice * voice,
54 struct snd_pcm_substream *substream);
55 static irqreturn_t snd_trident_interrupt(int irq, void *dev_id);
56 static int snd_trident_sis_reset(struct snd_trident *trident);
58 static void snd_trident_clear_voices(struct snd_trident * trident,
59 unsigned short v_min, unsigned short v_max);
60 static int snd_trident_free(struct snd_trident *trident);
68 static void snd_trident_print_voice_regs(struct snd_trident *trident, int voice)
70 unsigned int val, tmp;
72 dev_dbg(trident->card->dev, "Trident voice %i:\n", voice);
73 outb(voice, TRID_REG(trident, T4D_LFO_GC_CIR));
74 val = inl(TRID_REG(trident, CH_LBA));
75 dev_dbg(trident->card->dev, "LBA: 0x%x\n", val);
76 val = inl(TRID_REG(trident, CH_GVSEL_PAN_VOL_CTRL_EC));
77 dev_dbg(trident->card->dev, "GVSel: %i\n", val >> 31);
78 dev_dbg(trident->card->dev, "Pan: 0x%x\n", (val >> 24) & 0x7f);
79 dev_dbg(trident->card->dev, "Vol: 0x%x\n", (val >> 16) & 0xff);
80 dev_dbg(trident->card->dev, "CTRL: 0x%x\n", (val >> 12) & 0x0f);
81 dev_dbg(trident->card->dev, "EC: 0x%x\n", val & 0x0fff);
82 if (trident->device != TRIDENT_DEVICE_ID_NX) {
83 val = inl(TRID_REG(trident, CH_DX_CSO_ALPHA_FMS));
84 dev_dbg(trident->card->dev, "CSO: 0x%x\n", val >> 16);
85 dev_dbg(trident->card->dev, "Alpha: 0x%x\n", (val >> 4) & 0x0fff);
86 dev_dbg(trident->card->dev, "FMS: 0x%x\n", val & 0x0f);
87 val = inl(TRID_REG(trident, CH_DX_ESO_DELTA));
88 dev_dbg(trident->card->dev, "ESO: 0x%x\n", val >> 16);
89 dev_dbg(trident->card->dev, "Delta: 0x%x\n", val & 0xffff);
90 val = inl(TRID_REG(trident, CH_DX_FMC_RVOL_CVOL));
91 } else { // TRIDENT_DEVICE_ID_NX
92 val = inl(TRID_REG(trident, CH_NX_DELTA_CSO));
93 tmp = (val >> 24) & 0xff;
94 dev_dbg(trident->card->dev, "CSO: 0x%x\n", val & 0x00ffffff);
95 val = inl(TRID_REG(trident, CH_NX_DELTA_ESO));
96 tmp |= (val >> 16) & 0xff00;
97 dev_dbg(trident->card->dev, "Delta: 0x%x\n", tmp);
98 dev_dbg(trident->card->dev, "ESO: 0x%x\n", val & 0x00ffffff);
99 val = inl(TRID_REG(trident, CH_NX_ALPHA_FMS_FMC_RVOL_CVOL));
100 dev_dbg(trident->card->dev, "Alpha: 0x%x\n", val >> 20);
101 dev_dbg(trident->card->dev, "FMS: 0x%x\n", (val >> 16) & 0x0f);
103 dev_dbg(trident->card->dev, "FMC: 0x%x\n", (val >> 14) & 3);
104 dev_dbg(trident->card->dev, "RVol: 0x%x\n", (val >> 7) & 0x7f);
105 dev_dbg(trident->card->dev, "CVol: 0x%x\n", val & 0x7f);
109 /*---------------------------------------------------------------------------
110 unsigned short snd_trident_codec_read(struct snd_ac97 *ac97, unsigned short reg)
112 Description: This routine will do all of the reading from the external
115 Parameters: ac97 - ac97 codec structure
116 reg - CODEC register index, from AC97 Hal.
118 returns: 16 bit value read from the AC97.
120 ---------------------------------------------------------------------------*/
121 static unsigned short snd_trident_codec_read(struct snd_ac97 *ac97, unsigned short reg)
123 unsigned int data = 0, treg;
124 unsigned short count = 0xffff;
126 struct snd_trident *trident = ac97->private_data;
128 spin_lock_irqsave(&trident->reg_lock, flags);
129 if (trident->device == TRIDENT_DEVICE_ID_DX) {
130 data = (DX_AC97_BUSY_READ | (reg & 0x000000ff));
131 outl(data, TRID_REG(trident, DX_ACR1_AC97_R));
133 data = inl(TRID_REG(trident, DX_ACR1_AC97_R));
134 if ((data & DX_AC97_BUSY_READ) == 0)
137 } else if (trident->device == TRIDENT_DEVICE_ID_NX) {
138 data = (NX_AC97_BUSY_READ | (reg & 0x000000ff));
139 treg = ac97->num == 0 ? NX_ACR2_AC97_R_PRIMARY : NX_ACR3_AC97_R_SECONDARY;
140 outl(data, TRID_REG(trident, treg));
142 data = inl(TRID_REG(trident, treg));
143 if ((data & 0x00000C00) == 0)
146 } else if (trident->device == TRIDENT_DEVICE_ID_SI7018) {
147 data = SI_AC97_BUSY_READ | SI_AC97_AUDIO_BUSY | (reg & 0x000000ff);
149 data |= SI_AC97_SECONDARY;
150 outl(data, TRID_REG(trident, SI_AC97_READ));
152 data = inl(TRID_REG(trident, SI_AC97_READ));
153 if ((data & (SI_AC97_BUSY_READ)) == 0)
158 if (count == 0 && !trident->ac97_detect) {
159 dev_err(trident->card->dev,
160 "ac97 codec read TIMEOUT [0x%x/0x%x]!!!\n",
165 spin_unlock_irqrestore(&trident->reg_lock, flags);
166 return ((unsigned short) (data >> 16));
169 /*---------------------------------------------------------------------------
170 void snd_trident_codec_write(struct snd_ac97 *ac97, unsigned short reg,
171 unsigned short wdata)
173 Description: This routine will do all of the writing to the external
176 Parameters: ac97 - ac97 codec structure
177 reg - CODEC register index, from AC97 Hal.
178 data - Lower 16 bits are the data to write to CODEC.
180 returns: TRUE if everything went ok, else FALSE.
182 ---------------------------------------------------------------------------*/
183 static void snd_trident_codec_write(struct snd_ac97 *ac97, unsigned short reg,
184 unsigned short wdata)
186 unsigned int address, data;
187 unsigned short count = 0xffff;
189 struct snd_trident *trident = ac97->private_data;
191 data = ((unsigned long) wdata) << 16;
193 spin_lock_irqsave(&trident->reg_lock, flags);
194 if (trident->device == TRIDENT_DEVICE_ID_DX) {
195 address = DX_ACR0_AC97_W;
197 /* read AC-97 write register status */
199 if ((inw(TRID_REG(trident, address)) & DX_AC97_BUSY_WRITE) == 0)
203 data |= (DX_AC97_BUSY_WRITE | (reg & 0x000000ff));
204 } else if (trident->device == TRIDENT_DEVICE_ID_NX) {
205 address = NX_ACR1_AC97_W;
207 /* read AC-97 write register status */
209 if ((inw(TRID_REG(trident, address)) & NX_AC97_BUSY_WRITE) == 0)
213 data |= (NX_AC97_BUSY_WRITE | (ac97->num << 8) | (reg & 0x000000ff));
214 } else if (trident->device == TRIDENT_DEVICE_ID_SI7018) {
215 address = SI_AC97_WRITE;
217 /* read AC-97 write register status */
219 if ((inw(TRID_REG(trident, address)) & (SI_AC97_BUSY_WRITE)) == 0)
223 data |= SI_AC97_BUSY_WRITE | SI_AC97_AUDIO_BUSY | (reg & 0x000000ff);
225 data |= SI_AC97_SECONDARY;
227 address = 0; /* keep GCC happy */
228 count = 0; /* return */
232 spin_unlock_irqrestore(&trident->reg_lock, flags);
235 outl(data, TRID_REG(trident, address));
236 spin_unlock_irqrestore(&trident->reg_lock, flags);
239 /*---------------------------------------------------------------------------
240 void snd_trident_enable_eso(struct snd_trident *trident)
242 Description: This routine will enable end of loop interrupts.
243 End of loop interrupts will occur when a running
245 Also enables middle of loop interrupts.
247 Parameters: trident - pointer to target device class for 4DWave.
249 ---------------------------------------------------------------------------*/
251 static void snd_trident_enable_eso(struct snd_trident * trident)
255 val = inl(TRID_REG(trident, T4D_LFO_GC_CIR));
258 if (trident->device == TRIDENT_DEVICE_ID_SI7018)
260 outl(val, TRID_REG(trident, T4D_LFO_GC_CIR));
263 /*---------------------------------------------------------------------------
264 void snd_trident_disable_eso(struct snd_trident *trident)
266 Description: This routine will disable end of loop interrupts.
267 End of loop interrupts will occur when a running
269 Also disables middle of loop interrupts.
272 trident - pointer to target device class for 4DWave.
274 returns: TRUE if everything went ok, else FALSE.
276 ---------------------------------------------------------------------------*/
278 static void snd_trident_disable_eso(struct snd_trident * trident)
282 tmp = inl(TRID_REG(trident, T4D_LFO_GC_CIR));
285 outl(tmp, TRID_REG(trident, T4D_LFO_GC_CIR));
288 /*---------------------------------------------------------------------------
289 void snd_trident_start_voice(struct snd_trident * trident, unsigned int voice)
291 Description: Start a voice, any channel 0 thru 63.
292 This routine automatically handles the fact that there are
293 more than 32 channels available.
295 Parameters : voice - Voice number 0 thru n.
296 trident - pointer to target device class for 4DWave.
300 ---------------------------------------------------------------------------*/
302 void snd_trident_start_voice(struct snd_trident * trident, unsigned int voice)
304 unsigned int mask = 1 << (voice & 0x1f);
305 unsigned int reg = (voice & 0x20) ? T4D_START_B : T4D_START_A;
307 outl(mask, TRID_REG(trident, reg));
310 EXPORT_SYMBOL(snd_trident_start_voice);
312 /*---------------------------------------------------------------------------
313 void snd_trident_stop_voice(struct snd_trident * trident, unsigned int voice)
315 Description: Stop a voice, any channel 0 thru 63.
316 This routine automatically handles the fact that there are
317 more than 32 channels available.
319 Parameters : voice - Voice number 0 thru n.
320 trident - pointer to target device class for 4DWave.
324 ---------------------------------------------------------------------------*/
326 void snd_trident_stop_voice(struct snd_trident * trident, unsigned int voice)
328 unsigned int mask = 1 << (voice & 0x1f);
329 unsigned int reg = (voice & 0x20) ? T4D_STOP_B : T4D_STOP_A;
331 outl(mask, TRID_REG(trident, reg));
334 EXPORT_SYMBOL(snd_trident_stop_voice);
336 /*---------------------------------------------------------------------------
337 int snd_trident_allocate_pcm_channel(struct snd_trident *trident)
339 Description: Allocate hardware channel in Bank B (32-63).
341 Parameters : trident - pointer to target device class for 4DWave.
343 Return Value: hardware channel - 32-63 or -1 when no channel is available
345 ---------------------------------------------------------------------------*/
347 static int snd_trident_allocate_pcm_channel(struct snd_trident * trident)
351 if (trident->ChanPCMcnt >= trident->ChanPCM)
353 for (idx = 31; idx >= 0; idx--) {
354 if (!(trident->ChanMap[T4D_BANK_B] & (1 << idx))) {
355 trident->ChanMap[T4D_BANK_B] |= 1 << idx;
356 trident->ChanPCMcnt++;
363 /*---------------------------------------------------------------------------
364 void snd_trident_free_pcm_channel(int channel)
366 Description: Free hardware channel in Bank B (32-63)
368 Parameters : trident - pointer to target device class for 4DWave.
369 channel - hardware channel number 0-63
373 ---------------------------------------------------------------------------*/
375 static void snd_trident_free_pcm_channel(struct snd_trident *trident, int channel)
377 if (channel < 32 || channel > 63)
380 if (trident->ChanMap[T4D_BANK_B] & (1 << channel)) {
381 trident->ChanMap[T4D_BANK_B] &= ~(1 << channel);
382 trident->ChanPCMcnt--;
386 /*---------------------------------------------------------------------------
387 unsigned int snd_trident_allocate_synth_channel(void)
389 Description: Allocate hardware channel in Bank A (0-31).
391 Parameters : trident - pointer to target device class for 4DWave.
393 Return Value: hardware channel - 0-31 or -1 when no channel is available
395 ---------------------------------------------------------------------------*/
397 static int snd_trident_allocate_synth_channel(struct snd_trident * trident)
401 for (idx = 31; idx >= 0; idx--) {
402 if (!(trident->ChanMap[T4D_BANK_A] & (1 << idx))) {
403 trident->ChanMap[T4D_BANK_A] |= 1 << idx;
404 trident->synth.ChanSynthCount++;
411 /*---------------------------------------------------------------------------
412 void snd_trident_free_synth_channel( int channel )
414 Description: Free hardware channel in Bank B (0-31).
416 Parameters : trident - pointer to target device class for 4DWave.
417 channel - hardware channel number 0-63
421 ---------------------------------------------------------------------------*/
423 static void snd_trident_free_synth_channel(struct snd_trident *trident, int channel)
425 if (channel < 0 || channel > 31)
428 if (trident->ChanMap[T4D_BANK_A] & (1 << channel)) {
429 trident->ChanMap[T4D_BANK_A] &= ~(1 << channel);
430 trident->synth.ChanSynthCount--;
434 /*---------------------------------------------------------------------------
435 snd_trident_write_voice_regs
437 Description: This routine will complete and write the 5 hardware channel
438 registers to hardware.
440 Parameters: trident - pointer to target device class for 4DWave.
441 voice - synthesizer voice structure
444 ---------------------------------------------------------------------------*/
446 void snd_trident_write_voice_regs(struct snd_trident * trident,
447 struct snd_trident_voice * voice)
449 unsigned int FmcRvolCvol;
450 unsigned int regs[5];
452 regs[1] = voice->LBA;
453 regs[4] = (voice->GVSel << 31) |
454 ((voice->Pan & 0x0000007f) << 24) |
455 ((voice->CTRL & 0x0000000f) << 12);
456 FmcRvolCvol = ((voice->FMC & 3) << 14) |
457 ((voice->RVol & 0x7f) << 7) |
458 (voice->CVol & 0x7f);
460 switch (trident->device) {
461 case TRIDENT_DEVICE_ID_SI7018:
462 regs[4] |= voice->number > 31 ?
463 (voice->Vol & 0x000003ff) :
464 ((voice->Vol & 0x00003fc) << (16-2)) |
465 (voice->EC & 0x00000fff);
466 regs[0] = (voice->CSO << 16) | ((voice->Alpha & 0x00000fff) << 4) |
467 (voice->FMS & 0x0000000f);
468 regs[2] = (voice->ESO << 16) | (voice->Delta & 0x0ffff);
469 regs[3] = (voice->Attribute << 16) | FmcRvolCvol;
471 case TRIDENT_DEVICE_ID_DX:
472 regs[4] |= ((voice->Vol & 0x000003fc) << (16-2)) |
473 (voice->EC & 0x00000fff);
474 regs[0] = (voice->CSO << 16) | ((voice->Alpha & 0x00000fff) << 4) |
475 (voice->FMS & 0x0000000f);
476 regs[2] = (voice->ESO << 16) | (voice->Delta & 0x0ffff);
477 regs[3] = FmcRvolCvol;
479 case TRIDENT_DEVICE_ID_NX:
480 regs[4] |= ((voice->Vol & 0x000003fc) << (16-2)) |
481 (voice->EC & 0x00000fff);
482 regs[0] = (voice->Delta << 24) | (voice->CSO & 0x00ffffff);
483 regs[2] = ((voice->Delta << 16) & 0xff000000) |
484 (voice->ESO & 0x00ffffff);
485 regs[3] = (voice->Alpha << 20) |
486 ((voice->FMS & 0x0000000f) << 16) | FmcRvolCvol;
493 outb(voice->number, TRID_REG(trident, T4D_LFO_GC_CIR));
494 outl(regs[0], TRID_REG(trident, CH_START + 0));
495 outl(regs[1], TRID_REG(trident, CH_START + 4));
496 outl(regs[2], TRID_REG(trident, CH_START + 8));
497 outl(regs[3], TRID_REG(trident, CH_START + 12));
498 outl(regs[4], TRID_REG(trident, CH_START + 16));
501 dev_dbg(trident->card->dev, "written %i channel:\n", voice->number);
502 dev_dbg(trident->card->dev, " regs[0] = 0x%x/0x%x\n",
503 regs[0], inl(TRID_REG(trident, CH_START + 0)));
504 dev_dbg(trident->card->dev, " regs[1] = 0x%x/0x%x\n",
505 regs[1], inl(TRID_REG(trident, CH_START + 4)));
506 dev_dbg(trident->card->dev, " regs[2] = 0x%x/0x%x\n",
507 regs[2], inl(TRID_REG(trident, CH_START + 8)));
508 dev_dbg(trident->card->dev, " regs[3] = 0x%x/0x%x\n",
509 regs[3], inl(TRID_REG(trident, CH_START + 12)));
510 dev_dbg(trident->card->dev, " regs[4] = 0x%x/0x%x\n",
511 regs[4], inl(TRID_REG(trident, CH_START + 16)));
515 EXPORT_SYMBOL(snd_trident_write_voice_regs);
517 /*---------------------------------------------------------------------------
518 snd_trident_write_cso_reg
520 Description: This routine will write the new CSO offset
521 register to hardware.
523 Parameters: trident - pointer to target device class for 4DWave.
524 voice - synthesizer voice structure
527 ---------------------------------------------------------------------------*/
529 static void snd_trident_write_cso_reg(struct snd_trident * trident,
530 struct snd_trident_voice * voice,
534 outb(voice->number, TRID_REG(trident, T4D_LFO_GC_CIR));
535 if (trident->device != TRIDENT_DEVICE_ID_NX) {
536 outw(voice->CSO, TRID_REG(trident, CH_DX_CSO_ALPHA_FMS) + 2);
538 outl((voice->Delta << 24) |
539 (voice->CSO & 0x00ffffff), TRID_REG(trident, CH_NX_DELTA_CSO));
543 /*---------------------------------------------------------------------------
544 snd_trident_write_eso_reg
546 Description: This routine will write the new ESO offset
547 register to hardware.
549 Parameters: trident - pointer to target device class for 4DWave.
550 voice - synthesizer voice structure
553 ---------------------------------------------------------------------------*/
555 static void snd_trident_write_eso_reg(struct snd_trident * trident,
556 struct snd_trident_voice * voice,
560 outb(voice->number, TRID_REG(trident, T4D_LFO_GC_CIR));
561 if (trident->device != TRIDENT_DEVICE_ID_NX) {
562 outw(voice->ESO, TRID_REG(trident, CH_DX_ESO_DELTA) + 2);
564 outl(((voice->Delta << 16) & 0xff000000) | (voice->ESO & 0x00ffffff),
565 TRID_REG(trident, CH_NX_DELTA_ESO));
569 /*---------------------------------------------------------------------------
570 snd_trident_write_vol_reg
572 Description: This routine will write the new voice volume
573 register to hardware.
575 Parameters: trident - pointer to target device class for 4DWave.
576 voice - synthesizer voice structure
577 Vol - new voice volume
579 ---------------------------------------------------------------------------*/
581 static void snd_trident_write_vol_reg(struct snd_trident * trident,
582 struct snd_trident_voice * voice,
586 outb(voice->number, TRID_REG(trident, T4D_LFO_GC_CIR));
587 switch (trident->device) {
588 case TRIDENT_DEVICE_ID_DX:
589 case TRIDENT_DEVICE_ID_NX:
590 outb(voice->Vol >> 2, TRID_REG(trident, CH_GVSEL_PAN_VOL_CTRL_EC + 2));
592 case TRIDENT_DEVICE_ID_SI7018:
593 /* dev_dbg(trident->card->dev, "voice->Vol = 0x%x\n", voice->Vol); */
594 outw((voice->CTRL << 12) | voice->Vol,
595 TRID_REG(trident, CH_GVSEL_PAN_VOL_CTRL_EC));
600 /*---------------------------------------------------------------------------
601 snd_trident_write_pan_reg
603 Description: This routine will write the new voice pan
604 register to hardware.
606 Parameters: trident - pointer to target device class for 4DWave.
607 voice - synthesizer voice structure
610 ---------------------------------------------------------------------------*/
612 static void snd_trident_write_pan_reg(struct snd_trident * trident,
613 struct snd_trident_voice * voice,
617 outb(voice->number, TRID_REG(trident, T4D_LFO_GC_CIR));
618 outb(((voice->GVSel & 0x01) << 7) | (voice->Pan & 0x7f),
619 TRID_REG(trident, CH_GVSEL_PAN_VOL_CTRL_EC + 3));
622 /*---------------------------------------------------------------------------
623 snd_trident_write_rvol_reg
625 Description: This routine will write the new reverb volume
626 register to hardware.
628 Parameters: trident - pointer to target device class for 4DWave.
629 voice - synthesizer voice structure
630 RVol - new reverb volume
632 ---------------------------------------------------------------------------*/
634 static void snd_trident_write_rvol_reg(struct snd_trident * trident,
635 struct snd_trident_voice * voice,
639 outb(voice->number, TRID_REG(trident, T4D_LFO_GC_CIR));
640 outw(((voice->FMC & 0x0003) << 14) | ((voice->RVol & 0x007f) << 7) |
641 (voice->CVol & 0x007f),
642 TRID_REG(trident, trident->device == TRIDENT_DEVICE_ID_NX ?
643 CH_NX_ALPHA_FMS_FMC_RVOL_CVOL : CH_DX_FMC_RVOL_CVOL));
646 /*---------------------------------------------------------------------------
647 snd_trident_write_cvol_reg
649 Description: This routine will write the new chorus volume
650 register to hardware.
652 Parameters: trident - pointer to target device class for 4DWave.
653 voice - synthesizer voice structure
654 CVol - new chorus volume
656 ---------------------------------------------------------------------------*/
658 static void snd_trident_write_cvol_reg(struct snd_trident * trident,
659 struct snd_trident_voice * voice,
663 outb(voice->number, TRID_REG(trident, T4D_LFO_GC_CIR));
664 outw(((voice->FMC & 0x0003) << 14) | ((voice->RVol & 0x007f) << 7) |
665 (voice->CVol & 0x007f),
666 TRID_REG(trident, trident->device == TRIDENT_DEVICE_ID_NX ?
667 CH_NX_ALPHA_FMS_FMC_RVOL_CVOL : CH_DX_FMC_RVOL_CVOL));
670 /*---------------------------------------------------------------------------
671 snd_trident_convert_rate
673 Description: This routine converts rate in HZ to hardware delta value.
675 Parameters: trident - pointer to target device class for 4DWave.
676 rate - Real or Virtual channel number.
678 Returns: Delta value.
680 ---------------------------------------------------------------------------*/
681 static unsigned int snd_trident_convert_rate(unsigned int rate)
685 // We special case 44100 and 8000 since rounding with the equation
686 // does not give us an accurate enough value. For 11025 and 22050
687 // the equation gives us the best answer. All other frequencies will
688 // also use the equation. JDW
691 else if (rate == 8000)
693 else if (rate == 48000)
696 delta = (((rate << 12) + 24000) / 48000) & 0x0000ffff;
700 /*---------------------------------------------------------------------------
701 snd_trident_convert_adc_rate
703 Description: This routine converts rate in HZ to hardware delta value.
705 Parameters: trident - pointer to target device class for 4DWave.
706 rate - Real or Virtual channel number.
708 Returns: Delta value.
710 ---------------------------------------------------------------------------*/
711 static unsigned int snd_trident_convert_adc_rate(unsigned int rate)
715 // We special case 44100 and 8000 since rounding with the equation
716 // does not give us an accurate enough value. For 11025 and 22050
717 // the equation gives us the best answer. All other frequencies will
718 // also use the equation. JDW
721 else if (rate == 8000)
723 else if (rate == 48000)
726 delta = ((48000 << 12) / rate) & 0x0000ffff;
730 /*---------------------------------------------------------------------------
731 snd_trident_spurious_threshold
733 Description: This routine converts rate in HZ to spurious threshold.
735 Parameters: trident - pointer to target device class for 4DWave.
736 rate - Real or Virtual channel number.
738 Returns: Delta value.
740 ---------------------------------------------------------------------------*/
741 static unsigned int snd_trident_spurious_threshold(unsigned int rate,
742 unsigned int period_size)
744 unsigned int res = (rate * period_size) / 48000;
752 /*---------------------------------------------------------------------------
753 snd_trident_control_mode
755 Description: This routine returns a control mode for a PCM channel.
757 Parameters: trident - pointer to target device class for 4DWave.
758 substream - PCM substream
760 Returns: Control value.
762 ---------------------------------------------------------------------------*/
763 static unsigned int snd_trident_control_mode(struct snd_pcm_substream *substream)
766 struct snd_pcm_runtime *runtime = substream->runtime;
769 CTRL default: 8-bit (unsigned) mono, loop mode enabled
772 if (snd_pcm_format_width(runtime->format) == 16)
773 CTRL |= 0x00000008; // 16-bit data
774 if (snd_pcm_format_signed(runtime->format))
775 CTRL |= 0x00000002; // signed data
776 if (runtime->channels > 1)
777 CTRL |= 0x00000004; // stereo data
785 /*---------------------------------------------------------------------------
788 Description: Device I/O control handler for playback/capture parameters.
790 Parameters: substream - PCM substream class
791 cmd - what ioctl message to process
792 arg - additional message infoarg
794 Returns: Error status
796 ---------------------------------------------------------------------------*/
798 static int snd_trident_ioctl(struct snd_pcm_substream *substream,
802 /* FIXME: it seems that with small periods the behaviour of
803 trident hardware is unpredictable and interrupt generator
805 return snd_pcm_lib_ioctl(substream, cmd, arg);
808 /*---------------------------------------------------------------------------
809 snd_trident_allocate_pcm_mem
811 Description: Allocate PCM ring buffer for given substream
813 Parameters: substream - PCM substream class
814 hw_params - hardware parameters
816 Returns: Error status
818 ---------------------------------------------------------------------------*/
820 static int snd_trident_allocate_pcm_mem(struct snd_pcm_substream *substream,
821 struct snd_pcm_hw_params *hw_params)
823 struct snd_trident *trident = snd_pcm_substream_chip(substream);
824 struct snd_pcm_runtime *runtime = substream->runtime;
825 struct snd_trident_voice *voice = runtime->private_data;
828 if ((err = snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params))) < 0)
830 if (trident->tlb.entries) {
831 if (err > 0) { /* change */
833 snd_trident_free_pages(trident, voice->memblk);
834 voice->memblk = snd_trident_alloc_pages(trident, substream);
835 if (voice->memblk == NULL)
842 /*---------------------------------------------------------------------------
843 snd_trident_allocate_evoice
845 Description: Allocate extra voice as interrupt generator
847 Parameters: substream - PCM substream class
848 hw_params - hardware parameters
850 Returns: Error status
852 ---------------------------------------------------------------------------*/
854 static int snd_trident_allocate_evoice(struct snd_pcm_substream *substream,
855 struct snd_pcm_hw_params *hw_params)
857 struct snd_trident *trident = snd_pcm_substream_chip(substream);
858 struct snd_pcm_runtime *runtime = substream->runtime;
859 struct snd_trident_voice *voice = runtime->private_data;
860 struct snd_trident_voice *evoice = voice->extra;
862 /* voice management */
864 if (params_buffer_size(hw_params) / 2 != params_period_size(hw_params)) {
865 if (evoice == NULL) {
866 evoice = snd_trident_alloc_voice(trident, SNDRV_TRIDENT_VOICE_TYPE_PCM, 0, 0);
869 voice->extra = evoice;
870 evoice->substream = substream;
873 if (evoice != NULL) {
874 snd_trident_free_voice(trident, evoice);
875 voice->extra = evoice = NULL;
882 /*---------------------------------------------------------------------------
883 snd_trident_hw_params
885 Description: Set the hardware parameters for the playback device.
887 Parameters: substream - PCM substream class
888 hw_params - hardware parameters
890 Returns: Error status
892 ---------------------------------------------------------------------------*/
894 static int snd_trident_hw_params(struct snd_pcm_substream *substream,
895 struct snd_pcm_hw_params *hw_params)
899 err = snd_trident_allocate_pcm_mem(substream, hw_params);
901 err = snd_trident_allocate_evoice(substream, hw_params);
905 /*---------------------------------------------------------------------------
906 snd_trident_playback_hw_free
908 Description: Release the hardware resources for the playback device.
910 Parameters: substream - PCM substream class
912 Returns: Error status
914 ---------------------------------------------------------------------------*/
916 static int snd_trident_hw_free(struct snd_pcm_substream *substream)
918 struct snd_trident *trident = snd_pcm_substream_chip(substream);
919 struct snd_pcm_runtime *runtime = substream->runtime;
920 struct snd_trident_voice *voice = runtime->private_data;
921 struct snd_trident_voice *evoice = voice ? voice->extra : NULL;
923 if (trident->tlb.entries) {
924 if (voice && voice->memblk) {
925 snd_trident_free_pages(trident, voice->memblk);
926 voice->memblk = NULL;
929 snd_pcm_lib_free_pages(substream);
930 if (evoice != NULL) {
931 snd_trident_free_voice(trident, evoice);
937 /*---------------------------------------------------------------------------
938 snd_trident_playback_prepare
940 Description: Prepare playback device for playback.
942 Parameters: substream - PCM substream class
944 Returns: Error status
946 ---------------------------------------------------------------------------*/
948 static int snd_trident_playback_prepare(struct snd_pcm_substream *substream)
950 struct snd_trident *trident = snd_pcm_substream_chip(substream);
951 struct snd_pcm_runtime *runtime = substream->runtime;
952 struct snd_trident_voice *voice = runtime->private_data;
953 struct snd_trident_voice *evoice = voice->extra;
954 struct snd_trident_pcm_mixer *mix = &trident->pcm_mixer[substream->number];
956 spin_lock_irq(&trident->reg_lock);
958 /* set delta (rate) value */
959 voice->Delta = snd_trident_convert_rate(runtime->rate);
960 voice->spurious_threshold = snd_trident_spurious_threshold(runtime->rate, runtime->period_size);
962 /* set Loop Begin Address */
964 voice->LBA = voice->memblk->offset;
966 voice->LBA = runtime->dma_addr;
969 voice->ESO = runtime->buffer_size - 1; /* in samples */
970 voice->CTRL = snd_trident_control_mode(substream);
976 voice->Vol = mix->vol;
977 voice->RVol = mix->rvol;
978 voice->CVol = mix->cvol;
979 voice->Pan = mix->pan;
980 voice->Attribute = 0;
982 voice->Attribute = (1<<(30-16))|(2<<(26-16))|
983 (0<<(24-16))|(0x1f<<(19-16));
985 voice->Attribute = 0;
988 snd_trident_write_voice_regs(trident, voice);
990 if (evoice != NULL) {
991 evoice->Delta = voice->Delta;
992 evoice->spurious_threshold = voice->spurious_threshold;
993 evoice->LBA = voice->LBA;
995 evoice->ESO = (runtime->period_size * 2) + 4 - 1; /* in samples */
996 evoice->CTRL = voice->CTRL;
998 evoice->GVSel = trident->device == TRIDENT_DEVICE_ID_SI7018 ? 0 : 1;
1002 evoice->Vol = 0x3ff; /* mute */
1003 evoice->RVol = evoice->CVol = 0x7f; /* mute */
1004 evoice->Pan = 0x7f; /* mute */
1006 evoice->Attribute = (1<<(30-16))|(2<<(26-16))|
1007 (0<<(24-16))|(0x1f<<(19-16));
1009 evoice->Attribute = 0;
1011 snd_trident_write_voice_regs(trident, evoice);
1013 evoice->isync_mark = runtime->period_size;
1014 evoice->ESO = (runtime->period_size * 2) - 1;
1017 spin_unlock_irq(&trident->reg_lock);
1022 /*---------------------------------------------------------------------------
1023 snd_trident_capture_hw_params
1025 Description: Set the hardware parameters for the capture device.
1027 Parameters: substream - PCM substream class
1028 hw_params - hardware parameters
1030 Returns: Error status
1032 ---------------------------------------------------------------------------*/
1034 static int snd_trident_capture_hw_params(struct snd_pcm_substream *substream,
1035 struct snd_pcm_hw_params *hw_params)
1037 return snd_trident_allocate_pcm_mem(substream, hw_params);
1040 /*---------------------------------------------------------------------------
1041 snd_trident_capture_prepare
1043 Description: Prepare capture device for playback.
1045 Parameters: substream - PCM substream class
1047 Returns: Error status
1049 ---------------------------------------------------------------------------*/
1051 static int snd_trident_capture_prepare(struct snd_pcm_substream *substream)
1053 struct snd_trident *trident = snd_pcm_substream_chip(substream);
1054 struct snd_pcm_runtime *runtime = substream->runtime;
1055 struct snd_trident_voice *voice = runtime->private_data;
1056 unsigned int val, ESO_bytes;
1058 spin_lock_irq(&trident->reg_lock);
1060 // Initialize the channel and set channel Mode
1061 outb(0, TRID_REG(trident, LEGACY_DMAR15));
1063 // Set DMA channel operation mode register
1064 outb(0x54, TRID_REG(trident, LEGACY_DMAR11));
1066 // Set channel buffer Address, DMAR0 expects contiguous PCI memory area
1067 voice->LBA = runtime->dma_addr;
1068 outl(voice->LBA, TRID_REG(trident, LEGACY_DMAR0));
1070 voice->LBA = voice->memblk->offset;
1073 ESO_bytes = snd_pcm_lib_buffer_bytes(substream) - 1;
1074 outb((ESO_bytes & 0x00ff0000) >> 16, TRID_REG(trident, LEGACY_DMAR6));
1075 outw((ESO_bytes & 0x0000ffff), TRID_REG(trident, LEGACY_DMAR4));
1078 // Set channel sample rate, 4.12 format
1079 val = (((unsigned int) 48000L << 12) + (runtime->rate/2)) / runtime->rate;
1080 outw(val, TRID_REG(trident, T4D_SBDELTA_DELTA_R));
1082 // Set channel interrupt blk length
1083 if (snd_pcm_format_width(runtime->format) == 16) {
1084 val = (unsigned short) ((ESO_bytes >> 1) - 1);
1086 val = (unsigned short) (ESO_bytes - 1);
1089 outl((val << 16) | val, TRID_REG(trident, T4D_SBBL_SBCL));
1091 // Right now, set format and start to run captureing,
1092 // continuous run loop enable.
1093 trident->bDMAStart = 0x19; // 0001 1001b
1095 if (snd_pcm_format_width(runtime->format) == 16)
1096 trident->bDMAStart |= 0x80;
1097 if (snd_pcm_format_signed(runtime->format))
1098 trident->bDMAStart |= 0x20;
1099 if (runtime->channels > 1)
1100 trident->bDMAStart |= 0x40;
1102 // Prepare capture intr channel
1104 voice->Delta = snd_trident_convert_rate(runtime->rate);
1105 voice->spurious_threshold = snd_trident_spurious_threshold(runtime->rate, runtime->period_size);
1107 voice->isync_mark = runtime->period_size;
1108 voice->isync_max = runtime->buffer_size;
1110 // Set voice parameters
1112 voice->ESO = voice->isync_ESO = (runtime->period_size * 2) + 6 - 1;
1113 voice->CTRL = snd_trident_control_mode(substream);
1118 voice->Pan = 0x7f; /* mute */
1119 voice->Vol = 0x3ff; /* mute */
1123 voice->Attribute = 0;
1125 snd_trident_write_voice_regs(trident, voice);
1127 spin_unlock_irq(&trident->reg_lock);
1131 /*---------------------------------------------------------------------------
1132 snd_trident_si7018_capture_hw_params
1134 Description: Set the hardware parameters for the capture device.
1136 Parameters: substream - PCM substream class
1137 hw_params - hardware parameters
1139 Returns: Error status
1141 ---------------------------------------------------------------------------*/
1143 static int snd_trident_si7018_capture_hw_params(struct snd_pcm_substream *substream,
1144 struct snd_pcm_hw_params *hw_params)
1148 if ((err = snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params))) < 0)
1151 return snd_trident_allocate_evoice(substream, hw_params);
1154 /*---------------------------------------------------------------------------
1155 snd_trident_si7018_capture_hw_free
1157 Description: Release the hardware resources for the capture device.
1159 Parameters: substream - PCM substream class
1161 Returns: Error status
1163 ---------------------------------------------------------------------------*/
1165 static int snd_trident_si7018_capture_hw_free(struct snd_pcm_substream *substream)
1167 struct snd_trident *trident = snd_pcm_substream_chip(substream);
1168 struct snd_pcm_runtime *runtime = substream->runtime;
1169 struct snd_trident_voice *voice = runtime->private_data;
1170 struct snd_trident_voice *evoice = voice ? voice->extra : NULL;
1172 snd_pcm_lib_free_pages(substream);
1173 if (evoice != NULL) {
1174 snd_trident_free_voice(trident, evoice);
1175 voice->extra = NULL;
1180 /*---------------------------------------------------------------------------
1181 snd_trident_si7018_capture_prepare
1183 Description: Prepare capture device for playback.
1185 Parameters: substream - PCM substream class
1187 Returns: Error status
1189 ---------------------------------------------------------------------------*/
1191 static int snd_trident_si7018_capture_prepare(struct snd_pcm_substream *substream)
1193 struct snd_trident *trident = snd_pcm_substream_chip(substream);
1194 struct snd_pcm_runtime *runtime = substream->runtime;
1195 struct snd_trident_voice *voice = runtime->private_data;
1196 struct snd_trident_voice *evoice = voice->extra;
1198 spin_lock_irq(&trident->reg_lock);
1200 voice->LBA = runtime->dma_addr;
1201 voice->Delta = snd_trident_convert_adc_rate(runtime->rate);
1202 voice->spurious_threshold = snd_trident_spurious_threshold(runtime->rate, runtime->period_size);
1204 // Set voice parameters
1206 voice->ESO = runtime->buffer_size - 1; /* in samples */
1207 voice->CTRL = snd_trident_control_mode(substream);
1212 voice->Pan = T4D_DEFAULT_PCM_PAN;
1218 voice->Attribute = (2 << (30-16)) |
1223 snd_trident_write_voice_regs(trident, voice);
1225 if (evoice != NULL) {
1226 evoice->Delta = snd_trident_convert_rate(runtime->rate);
1227 evoice->spurious_threshold = voice->spurious_threshold;
1228 evoice->LBA = voice->LBA;
1230 evoice->ESO = (runtime->period_size * 2) + 20 - 1; /* in samples, 20 means correction */
1231 evoice->CTRL = voice->CTRL;
1237 evoice->Vol = 0x3ff; /* mute */
1238 evoice->RVol = evoice->CVol = 0x7f; /* mute */
1239 evoice->Pan = 0x7f; /* mute */
1240 evoice->Attribute = 0;
1241 snd_trident_write_voice_regs(trident, evoice);
1243 evoice->isync_mark = runtime->period_size;
1244 evoice->ESO = (runtime->period_size * 2) - 1;
1247 spin_unlock_irq(&trident->reg_lock);
1251 /*---------------------------------------------------------------------------
1252 snd_trident_foldback_prepare
1254 Description: Prepare foldback capture device for playback.
1256 Parameters: substream - PCM substream class
1258 Returns: Error status
1260 ---------------------------------------------------------------------------*/
1262 static int snd_trident_foldback_prepare(struct snd_pcm_substream *substream)
1264 struct snd_trident *trident = snd_pcm_substream_chip(substream);
1265 struct snd_pcm_runtime *runtime = substream->runtime;
1266 struct snd_trident_voice *voice = runtime->private_data;
1267 struct snd_trident_voice *evoice = voice->extra;
1269 spin_lock_irq(&trident->reg_lock);
1271 /* Set channel buffer Address */
1273 voice->LBA = voice->memblk->offset;
1275 voice->LBA = runtime->dma_addr;
1277 /* set target ESO for channel */
1278 voice->ESO = runtime->buffer_size - 1; /* in samples */
1280 /* set sample rate */
1281 voice->Delta = 0x1000;
1282 voice->spurious_threshold = snd_trident_spurious_threshold(48000, runtime->period_size);
1285 voice->CTRL = snd_trident_control_mode(substream);
1290 voice->Pan = 0x7f; /* mute */
1291 voice->Vol = 0x3ff; /* mute */
1295 voice->Attribute = 0;
1297 /* set up capture channel */
1298 outb(((voice->number & 0x3f) | 0x80), TRID_REG(trident, T4D_RCI + voice->foldback_chan));
1300 snd_trident_write_voice_regs(trident, voice);
1302 if (evoice != NULL) {
1303 evoice->Delta = voice->Delta;
1304 evoice->spurious_threshold = voice->spurious_threshold;
1305 evoice->LBA = voice->LBA;
1307 evoice->ESO = (runtime->period_size * 2) + 4 - 1; /* in samples */
1308 evoice->CTRL = voice->CTRL;
1310 evoice->GVSel = trident->device == TRIDENT_DEVICE_ID_SI7018 ? 0 : 1;
1314 evoice->Vol = 0x3ff; /* mute */
1315 evoice->RVol = evoice->CVol = 0x7f; /* mute */
1316 evoice->Pan = 0x7f; /* mute */
1317 evoice->Attribute = 0;
1318 snd_trident_write_voice_regs(trident, evoice);
1320 evoice->isync_mark = runtime->period_size;
1321 evoice->ESO = (runtime->period_size * 2) - 1;
1324 spin_unlock_irq(&trident->reg_lock);
1328 /*---------------------------------------------------------------------------
1329 snd_trident_spdif_hw_params
1331 Description: Set the hardware parameters for the spdif device.
1333 Parameters: substream - PCM substream class
1334 hw_params - hardware parameters
1336 Returns: Error status
1338 ---------------------------------------------------------------------------*/
1340 static int snd_trident_spdif_hw_params(struct snd_pcm_substream *substream,
1341 struct snd_pcm_hw_params *hw_params)
1343 struct snd_trident *trident = snd_pcm_substream_chip(substream);
1344 unsigned int old_bits = 0, change = 0;
1347 err = snd_trident_allocate_pcm_mem(substream, hw_params);
1351 if (trident->device == TRIDENT_DEVICE_ID_SI7018) {
1352 err = snd_trident_allocate_evoice(substream, hw_params);
1357 /* prepare SPDIF channel */
1358 spin_lock_irq(&trident->reg_lock);
1359 old_bits = trident->spdif_pcm_bits;
1360 if (old_bits & IEC958_AES0_PROFESSIONAL)
1361 trident->spdif_pcm_bits &= ~IEC958_AES0_PRO_FS;
1363 trident->spdif_pcm_bits &= ~(IEC958_AES3_CON_FS << 24);
1364 if (params_rate(hw_params) >= 48000) {
1365 trident->spdif_pcm_ctrl = 0x3c; // 48000 Hz
1366 trident->spdif_pcm_bits |=
1367 trident->spdif_bits & IEC958_AES0_PROFESSIONAL ?
1368 IEC958_AES0_PRO_FS_48000 :
1369 (IEC958_AES3_CON_FS_48000 << 24);
1371 else if (params_rate(hw_params) >= 44100) {
1372 trident->spdif_pcm_ctrl = 0x3e; // 44100 Hz
1373 trident->spdif_pcm_bits |=
1374 trident->spdif_bits & IEC958_AES0_PROFESSIONAL ?
1375 IEC958_AES0_PRO_FS_44100 :
1376 (IEC958_AES3_CON_FS_44100 << 24);
1379 trident->spdif_pcm_ctrl = 0x3d; // 32000 Hz
1380 trident->spdif_pcm_bits |=
1381 trident->spdif_bits & IEC958_AES0_PROFESSIONAL ?
1382 IEC958_AES0_PRO_FS_32000 :
1383 (IEC958_AES3_CON_FS_32000 << 24);
1385 change = old_bits != trident->spdif_pcm_bits;
1386 spin_unlock_irq(&trident->reg_lock);
1389 snd_ctl_notify(trident->card, SNDRV_CTL_EVENT_MASK_VALUE, &trident->spdif_pcm_ctl->id);
1394 /*---------------------------------------------------------------------------
1395 snd_trident_spdif_prepare
1397 Description: Prepare SPDIF device for playback.
1399 Parameters: substream - PCM substream class
1401 Returns: Error status
1403 ---------------------------------------------------------------------------*/
1405 static int snd_trident_spdif_prepare(struct snd_pcm_substream *substream)
1407 struct snd_trident *trident = snd_pcm_substream_chip(substream);
1408 struct snd_pcm_runtime *runtime = substream->runtime;
1409 struct snd_trident_voice *voice = runtime->private_data;
1410 struct snd_trident_voice *evoice = voice->extra;
1411 struct snd_trident_pcm_mixer *mix = &trident->pcm_mixer[substream->number];
1412 unsigned int RESO, LBAO;
1415 spin_lock_irq(&trident->reg_lock);
1417 if (trident->device != TRIDENT_DEVICE_ID_SI7018) {
1419 /* set delta (rate) value */
1420 voice->Delta = snd_trident_convert_rate(runtime->rate);
1421 voice->spurious_threshold = snd_trident_spurious_threshold(runtime->rate, runtime->period_size);
1423 /* set Loop Back Address */
1424 LBAO = runtime->dma_addr;
1426 voice->LBA = voice->memblk->offset;
1432 voice->isync_mark = runtime->period_size;
1433 voice->isync_max = runtime->buffer_size;
1435 /* set target ESO for channel */
1436 RESO = runtime->buffer_size - 1;
1437 voice->ESO = voice->isync_ESO = (runtime->period_size * 2) + 6 - 1;
1440 voice->CTRL = snd_trident_control_mode(substream);
1452 voice->Attribute = 0;
1454 /* prepare surrogate IRQ channel */
1455 snd_trident_write_voice_regs(trident, voice);
1457 outw((RESO & 0xffff), TRID_REG(trident, NX_SPESO));
1458 outb((RESO >> 16), TRID_REG(trident, NX_SPESO + 2));
1459 outl((LBAO & 0xfffffffc), TRID_REG(trident, NX_SPLBA));
1460 outw((voice->CSO & 0xffff), TRID_REG(trident, NX_SPCTRL_SPCSO));
1461 outb((voice->CSO >> 16), TRID_REG(trident, NX_SPCTRL_SPCSO + 2));
1463 /* set SPDIF setting */
1464 outb(trident->spdif_pcm_ctrl, TRID_REG(trident, NX_SPCTRL_SPCSO + 3));
1465 outl(trident->spdif_pcm_bits, TRID_REG(trident, NX_SPCSTATUS));
1469 /* set delta (rate) value */
1470 voice->Delta = 0x800;
1471 voice->spurious_threshold = snd_trident_spurious_threshold(48000, runtime->period_size);
1473 /* set Loop Begin Address */
1475 voice->LBA = voice->memblk->offset;
1477 voice->LBA = runtime->dma_addr;
1480 voice->ESO = runtime->buffer_size - 1; /* in samples */
1481 voice->CTRL = snd_trident_control_mode(substream);
1487 voice->Vol = mix->vol;
1488 voice->RVol = mix->rvol;
1489 voice->CVol = mix->cvol;
1490 voice->Pan = mix->pan;
1491 voice->Attribute = (1<<(30-16))|(7<<(26-16))|
1492 (0<<(24-16))|(0<<(19-16));
1494 snd_trident_write_voice_regs(trident, voice);
1496 if (evoice != NULL) {
1497 evoice->Delta = voice->Delta;
1498 evoice->spurious_threshold = voice->spurious_threshold;
1499 evoice->LBA = voice->LBA;
1501 evoice->ESO = (runtime->period_size * 2) + 4 - 1; /* in samples */
1502 evoice->CTRL = voice->CTRL;
1504 evoice->GVSel = trident->device == TRIDENT_DEVICE_ID_SI7018 ? 0 : 1;
1508 evoice->Vol = 0x3ff; /* mute */
1509 evoice->RVol = evoice->CVol = 0x7f; /* mute */
1510 evoice->Pan = 0x7f; /* mute */
1511 evoice->Attribute = 0;
1512 snd_trident_write_voice_regs(trident, evoice);
1514 evoice->isync_mark = runtime->period_size;
1515 evoice->ESO = (runtime->period_size * 2) - 1;
1518 outl(trident->spdif_pcm_bits, TRID_REG(trident, SI_SPDIF_CS));
1519 temp = inl(TRID_REG(trident, T4D_LFO_GC_CIR));
1521 outl(temp, TRID_REG(trident, T4D_LFO_GC_CIR));
1522 temp = inl(TRID_REG(trident, SI_SERIAL_INTF_CTRL));
1524 outl(temp, TRID_REG(trident, SI_SERIAL_INTF_CTRL));
1527 spin_unlock_irq(&trident->reg_lock);
1532 /*---------------------------------------------------------------------------
1535 Description: Start/stop devices
1537 Parameters: substream - PCM substream class
1538 cmd - trigger command (STOP, GO)
1540 Returns: Error status
1542 ---------------------------------------------------------------------------*/
1544 static int snd_trident_trigger(struct snd_pcm_substream *substream,
1548 struct snd_trident *trident = snd_pcm_substream_chip(substream);
1549 struct snd_pcm_substream *s;
1550 unsigned int what, whati, capture_flag, spdif_flag;
1551 struct snd_trident_voice *voice, *evoice;
1552 unsigned int val, go;
1555 case SNDRV_PCM_TRIGGER_START:
1556 case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
1557 case SNDRV_PCM_TRIGGER_RESUME:
1560 case SNDRV_PCM_TRIGGER_STOP:
1561 case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
1562 case SNDRV_PCM_TRIGGER_SUSPEND:
1568 what = whati = capture_flag = spdif_flag = 0;
1569 spin_lock(&trident->reg_lock);
1570 val = inl(TRID_REG(trident, T4D_STIMER)) & 0x00ffffff;
1571 snd_pcm_group_for_each_entry(s, substream) {
1572 if ((struct snd_trident *) snd_pcm_substream_chip(s) == trident) {
1573 voice = s->runtime->private_data;
1574 evoice = voice->extra;
1575 what |= 1 << (voice->number & 0x1f);
1576 if (evoice == NULL) {
1577 whati |= 1 << (voice->number & 0x1f);
1579 what |= 1 << (evoice->number & 0x1f);
1580 whati |= 1 << (evoice->number & 0x1f);
1582 evoice->stimer = val;
1586 voice->stimer = val;
1590 snd_pcm_trigger_done(s, substream);
1598 if (trident->device != TRIDENT_DEVICE_ID_SI7018) {
1599 outl(trident->spdif_pcm_bits, TRID_REG(trident, NX_SPCSTATUS));
1600 val = trident->spdif_pcm_ctrl;
1603 outb(val, TRID_REG(trident, NX_SPCTRL_SPCSO + 3));
1605 outl(trident->spdif_pcm_bits, TRID_REG(trident, SI_SPDIF_CS));
1606 val = inl(TRID_REG(trident, SI_SERIAL_INTF_CTRL)) | SPDIF_EN;
1607 outl(val, TRID_REG(trident, SI_SERIAL_INTF_CTRL));
1611 outl(what, TRID_REG(trident, T4D_STOP_B));
1612 val = inl(TRID_REG(trident, T4D_AINTEN_B));
1618 outl(val, TRID_REG(trident, T4D_AINTEN_B));
1620 outl(what, TRID_REG(trident, T4D_START_B));
1622 if (capture_flag && trident->device != TRIDENT_DEVICE_ID_SI7018)
1623 outb(trident->bDMAStart, TRID_REG(trident, T4D_SBCTRL_SBE2R_SBDD));
1625 if (capture_flag && trident->device != TRIDENT_DEVICE_ID_SI7018)
1626 outb(0x00, TRID_REG(trident, T4D_SBCTRL_SBE2R_SBDD));
1628 spin_unlock(&trident->reg_lock);
1632 /*---------------------------------------------------------------------------
1633 snd_trident_playback_pointer
1635 Description: This routine return the playback position
1637 Parameters: substream - PCM substream class
1639 Returns: position of buffer
1641 ---------------------------------------------------------------------------*/
1643 static snd_pcm_uframes_t snd_trident_playback_pointer(struct snd_pcm_substream *substream)
1645 struct snd_trident *trident = snd_pcm_substream_chip(substream);
1646 struct snd_pcm_runtime *runtime = substream->runtime;
1647 struct snd_trident_voice *voice = runtime->private_data;
1650 if (!voice->running)
1653 spin_lock(&trident->reg_lock);
1655 outb(voice->number, TRID_REG(trident, T4D_LFO_GC_CIR));
1657 if (trident->device != TRIDENT_DEVICE_ID_NX) {
1658 cso = inw(TRID_REG(trident, CH_DX_CSO_ALPHA_FMS + 2));
1659 } else { // ID_4DWAVE_NX
1660 cso = (unsigned int) inl(TRID_REG(trident, CH_NX_DELTA_CSO)) & 0x00ffffff;
1663 spin_unlock(&trident->reg_lock);
1665 if (cso >= runtime->buffer_size)
1671 /*---------------------------------------------------------------------------
1672 snd_trident_capture_pointer
1674 Description: This routine return the capture position
1676 Parameters: pcm1 - PCM device class
1678 Returns: position of buffer
1680 ---------------------------------------------------------------------------*/
1682 static snd_pcm_uframes_t snd_trident_capture_pointer(struct snd_pcm_substream *substream)
1684 struct snd_trident *trident = snd_pcm_substream_chip(substream);
1685 struct snd_pcm_runtime *runtime = substream->runtime;
1686 struct snd_trident_voice *voice = runtime->private_data;
1687 unsigned int result;
1689 if (!voice->running)
1692 result = inw(TRID_REG(trident, T4D_SBBL_SBCL));
1693 if (runtime->channels > 1)
1696 result = runtime->buffer_size - result;
1701 /*---------------------------------------------------------------------------
1702 snd_trident_spdif_pointer
1704 Description: This routine return the SPDIF playback position
1706 Parameters: substream - PCM substream class
1708 Returns: position of buffer
1710 ---------------------------------------------------------------------------*/
1712 static snd_pcm_uframes_t snd_trident_spdif_pointer(struct snd_pcm_substream *substream)
1714 struct snd_trident *trident = snd_pcm_substream_chip(substream);
1715 struct snd_pcm_runtime *runtime = substream->runtime;
1716 struct snd_trident_voice *voice = runtime->private_data;
1717 unsigned int result;
1719 if (!voice->running)
1722 result = inl(TRID_REG(trident, NX_SPCTRL_SPCSO)) & 0x00ffffff;
1728 * Playback support device description
1731 static struct snd_pcm_hardware snd_trident_playback =
1733 .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
1734 SNDRV_PCM_INFO_BLOCK_TRANSFER |
1735 SNDRV_PCM_INFO_MMAP_VALID | SNDRV_PCM_INFO_SYNC_START |
1736 SNDRV_PCM_INFO_PAUSE /* | SNDRV_PCM_INFO_RESUME */),
1737 .formats = (SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE |
1738 SNDRV_PCM_FMTBIT_S8 | SNDRV_PCM_FMTBIT_U16_LE),
1739 .rates = SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_48000,
1744 .buffer_bytes_max = (256*1024),
1745 .period_bytes_min = 64,
1746 .period_bytes_max = (256*1024),
1748 .periods_max = 1024,
1753 * Capture support device description
1756 static struct snd_pcm_hardware snd_trident_capture =
1758 .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
1759 SNDRV_PCM_INFO_BLOCK_TRANSFER |
1760 SNDRV_PCM_INFO_MMAP_VALID | SNDRV_PCM_INFO_SYNC_START |
1761 SNDRV_PCM_INFO_PAUSE /* | SNDRV_PCM_INFO_RESUME */),
1762 .formats = (SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE |
1763 SNDRV_PCM_FMTBIT_S8 | SNDRV_PCM_FMTBIT_U16_LE),
1764 .rates = SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_48000,
1769 .buffer_bytes_max = (128*1024),
1770 .period_bytes_min = 64,
1771 .period_bytes_max = (128*1024),
1773 .periods_max = 1024,
1778 * Foldback capture support device description
1781 static struct snd_pcm_hardware snd_trident_foldback =
1783 .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
1784 SNDRV_PCM_INFO_BLOCK_TRANSFER |
1785 SNDRV_PCM_INFO_MMAP_VALID | SNDRV_PCM_INFO_SYNC_START |
1786 SNDRV_PCM_INFO_PAUSE /* | SNDRV_PCM_INFO_RESUME */),
1787 .formats = SNDRV_PCM_FMTBIT_S16_LE,
1788 .rates = SNDRV_PCM_RATE_48000,
1793 .buffer_bytes_max = (128*1024),
1794 .period_bytes_min = 64,
1795 .period_bytes_max = (128*1024),
1797 .periods_max = 1024,
1802 * SPDIF playback support device description
1805 static struct snd_pcm_hardware snd_trident_spdif =
1807 .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
1808 SNDRV_PCM_INFO_BLOCK_TRANSFER |
1809 SNDRV_PCM_INFO_MMAP_VALID | SNDRV_PCM_INFO_SYNC_START |
1810 SNDRV_PCM_INFO_PAUSE /* | SNDRV_PCM_INFO_RESUME */),
1811 .formats = SNDRV_PCM_FMTBIT_S16_LE,
1812 .rates = (SNDRV_PCM_RATE_32000 | SNDRV_PCM_RATE_44100 |
1813 SNDRV_PCM_RATE_48000),
1818 .buffer_bytes_max = (128*1024),
1819 .period_bytes_min = 64,
1820 .period_bytes_max = (128*1024),
1822 .periods_max = 1024,
1826 static struct snd_pcm_hardware snd_trident_spdif_7018 =
1828 .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
1829 SNDRV_PCM_INFO_BLOCK_TRANSFER |
1830 SNDRV_PCM_INFO_MMAP_VALID | SNDRV_PCM_INFO_SYNC_START |
1831 SNDRV_PCM_INFO_PAUSE /* | SNDRV_PCM_INFO_RESUME */),
1832 .formats = SNDRV_PCM_FMTBIT_S16_LE,
1833 .rates = SNDRV_PCM_RATE_48000,
1838 .buffer_bytes_max = (128*1024),
1839 .period_bytes_min = 64,
1840 .period_bytes_max = (128*1024),
1842 .periods_max = 1024,
1846 static void snd_trident_pcm_free_substream(struct snd_pcm_runtime *runtime)
1848 struct snd_trident_voice *voice = runtime->private_data;
1849 struct snd_trident *trident;
1852 trident = voice->trident;
1853 snd_trident_free_voice(trident, voice);
1857 static int snd_trident_playback_open(struct snd_pcm_substream *substream)
1859 struct snd_trident *trident = snd_pcm_substream_chip(substream);
1860 struct snd_pcm_runtime *runtime = substream->runtime;
1861 struct snd_trident_voice *voice;
1863 voice = snd_trident_alloc_voice(trident, SNDRV_TRIDENT_VOICE_TYPE_PCM, 0, 0);
1866 snd_trident_pcm_mixer_build(trident, voice, substream);
1867 voice->substream = substream;
1868 runtime->private_data = voice;
1869 runtime->private_free = snd_trident_pcm_free_substream;
1870 runtime->hw = snd_trident_playback;
1871 snd_pcm_set_sync(substream);
1872 snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_BUFFER_SIZE, 0, 64*1024);
1876 /*---------------------------------------------------------------------------
1877 snd_trident_playback_close
1879 Description: This routine will close the 4DWave playback device. For now
1880 we will simply free the dma transfer buffer.
1882 Parameters: substream - PCM substream class
1884 ---------------------------------------------------------------------------*/
1885 static int snd_trident_playback_close(struct snd_pcm_substream *substream)
1887 struct snd_trident *trident = snd_pcm_substream_chip(substream);
1888 struct snd_pcm_runtime *runtime = substream->runtime;
1889 struct snd_trident_voice *voice = runtime->private_data;
1891 snd_trident_pcm_mixer_free(trident, voice, substream);
1895 /*---------------------------------------------------------------------------
1896 snd_trident_spdif_open
1898 Description: This routine will open the 4DWave SPDIF device.
1900 Parameters: substream - PCM substream class
1902 Returns: status - success or failure flag
1904 ---------------------------------------------------------------------------*/
1906 static int snd_trident_spdif_open(struct snd_pcm_substream *substream)
1908 struct snd_trident *trident = snd_pcm_substream_chip(substream);
1909 struct snd_trident_voice *voice;
1910 struct snd_pcm_runtime *runtime = substream->runtime;
1912 voice = snd_trident_alloc_voice(trident, SNDRV_TRIDENT_VOICE_TYPE_PCM, 0, 0);
1916 voice->substream = substream;
1917 spin_lock_irq(&trident->reg_lock);
1918 trident->spdif_pcm_bits = trident->spdif_bits;
1919 spin_unlock_irq(&trident->reg_lock);
1921 runtime->private_data = voice;
1922 runtime->private_free = snd_trident_pcm_free_substream;
1923 if (trident->device == TRIDENT_DEVICE_ID_SI7018) {
1924 runtime->hw = snd_trident_spdif;
1926 runtime->hw = snd_trident_spdif_7018;
1929 trident->spdif_pcm_ctl->vd[0].access &= ~SNDRV_CTL_ELEM_ACCESS_INACTIVE;
1930 snd_ctl_notify(trident->card, SNDRV_CTL_EVENT_MASK_VALUE |
1931 SNDRV_CTL_EVENT_MASK_INFO, &trident->spdif_pcm_ctl->id);
1933 snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_BUFFER_SIZE, 0, 64*1024);
1938 /*---------------------------------------------------------------------------
1939 snd_trident_spdif_close
1941 Description: This routine will close the 4DWave SPDIF device.
1943 Parameters: substream - PCM substream class
1945 ---------------------------------------------------------------------------*/
1947 static int snd_trident_spdif_close(struct snd_pcm_substream *substream)
1949 struct snd_trident *trident = snd_pcm_substream_chip(substream);
1952 spin_lock_irq(&trident->reg_lock);
1953 // restore default SPDIF setting
1954 if (trident->device != TRIDENT_DEVICE_ID_SI7018) {
1955 outb(trident->spdif_ctrl, TRID_REG(trident, NX_SPCTRL_SPCSO + 3));
1956 outl(trident->spdif_bits, TRID_REG(trident, NX_SPCSTATUS));
1958 outl(trident->spdif_bits, TRID_REG(trident, SI_SPDIF_CS));
1959 temp = inl(TRID_REG(trident, SI_SERIAL_INTF_CTRL));
1960 if (trident->spdif_ctrl) {
1965 outl(temp, TRID_REG(trident, SI_SERIAL_INTF_CTRL));
1967 spin_unlock_irq(&trident->reg_lock);
1968 trident->spdif_pcm_ctl->vd[0].access |= SNDRV_CTL_ELEM_ACCESS_INACTIVE;
1969 snd_ctl_notify(trident->card, SNDRV_CTL_EVENT_MASK_VALUE |
1970 SNDRV_CTL_EVENT_MASK_INFO, &trident->spdif_pcm_ctl->id);
1974 /*---------------------------------------------------------------------------
1975 snd_trident_capture_open
1977 Description: This routine will open the 4DWave capture device.
1979 Parameters: substream - PCM substream class
1981 Returns: status - success or failure flag
1983 ---------------------------------------------------------------------------*/
1985 static int snd_trident_capture_open(struct snd_pcm_substream *substream)
1987 struct snd_trident *trident = snd_pcm_substream_chip(substream);
1988 struct snd_trident_voice *voice;
1989 struct snd_pcm_runtime *runtime = substream->runtime;
1991 voice = snd_trident_alloc_voice(trident, SNDRV_TRIDENT_VOICE_TYPE_PCM, 0, 0);
1995 voice->substream = substream;
1996 runtime->private_data = voice;
1997 runtime->private_free = snd_trident_pcm_free_substream;
1998 runtime->hw = snd_trident_capture;
1999 snd_pcm_set_sync(substream);
2000 snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_BUFFER_SIZE, 0, 64*1024);
2004 /*---------------------------------------------------------------------------
2005 snd_trident_capture_close
2007 Description: This routine will close the 4DWave capture device. For now
2008 we will simply free the dma transfer buffer.
2010 Parameters: substream - PCM substream class
2012 ---------------------------------------------------------------------------*/
2013 static int snd_trident_capture_close(struct snd_pcm_substream *substream)
2018 /*---------------------------------------------------------------------------
2019 snd_trident_foldback_open
2021 Description: This routine will open the 4DWave foldback capture device.
2023 Parameters: substream - PCM substream class
2025 Returns: status - success or failure flag
2027 ---------------------------------------------------------------------------*/
2029 static int snd_trident_foldback_open(struct snd_pcm_substream *substream)
2031 struct snd_trident *trident = snd_pcm_substream_chip(substream);
2032 struct snd_trident_voice *voice;
2033 struct snd_pcm_runtime *runtime = substream->runtime;
2035 voice = snd_trident_alloc_voice(trident, SNDRV_TRIDENT_VOICE_TYPE_PCM, 0, 0);
2038 voice->foldback_chan = substream->number;
2039 voice->substream = substream;
2040 runtime->private_data = voice;
2041 runtime->private_free = snd_trident_pcm_free_substream;
2042 runtime->hw = snd_trident_foldback;
2043 snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_BUFFER_SIZE, 0, 64*1024);
2047 /*---------------------------------------------------------------------------
2048 snd_trident_foldback_close
2050 Description: This routine will close the 4DWave foldback capture device.
2051 For now we will simply free the dma transfer buffer.
2053 Parameters: substream - PCM substream class
2055 ---------------------------------------------------------------------------*/
2056 static int snd_trident_foldback_close(struct snd_pcm_substream *substream)
2058 struct snd_trident *trident = snd_pcm_substream_chip(substream);
2059 struct snd_trident_voice *voice;
2060 struct snd_pcm_runtime *runtime = substream->runtime;
2061 voice = runtime->private_data;
2063 /* stop capture channel */
2064 spin_lock_irq(&trident->reg_lock);
2065 outb(0x00, TRID_REG(trident, T4D_RCI + voice->foldback_chan));
2066 spin_unlock_irq(&trident->reg_lock);
2070 /*---------------------------------------------------------------------------
2072 ---------------------------------------------------------------------------*/
2074 static struct snd_pcm_ops snd_trident_playback_ops = {
2075 .open = snd_trident_playback_open,
2076 .close = snd_trident_playback_close,
2077 .ioctl = snd_trident_ioctl,
2078 .hw_params = snd_trident_hw_params,
2079 .hw_free = snd_trident_hw_free,
2080 .prepare = snd_trident_playback_prepare,
2081 .trigger = snd_trident_trigger,
2082 .pointer = snd_trident_playback_pointer,
2085 static struct snd_pcm_ops snd_trident_nx_playback_ops = {
2086 .open = snd_trident_playback_open,
2087 .close = snd_trident_playback_close,
2088 .ioctl = snd_trident_ioctl,
2089 .hw_params = snd_trident_hw_params,
2090 .hw_free = snd_trident_hw_free,
2091 .prepare = snd_trident_playback_prepare,
2092 .trigger = snd_trident_trigger,
2093 .pointer = snd_trident_playback_pointer,
2094 .page = snd_pcm_sgbuf_ops_page,
2097 static struct snd_pcm_ops snd_trident_capture_ops = {
2098 .open = snd_trident_capture_open,
2099 .close = snd_trident_capture_close,
2100 .ioctl = snd_trident_ioctl,
2101 .hw_params = snd_trident_capture_hw_params,
2102 .hw_free = snd_trident_hw_free,
2103 .prepare = snd_trident_capture_prepare,
2104 .trigger = snd_trident_trigger,
2105 .pointer = snd_trident_capture_pointer,
2108 static struct snd_pcm_ops snd_trident_si7018_capture_ops = {
2109 .open = snd_trident_capture_open,
2110 .close = snd_trident_capture_close,
2111 .ioctl = snd_trident_ioctl,
2112 .hw_params = snd_trident_si7018_capture_hw_params,
2113 .hw_free = snd_trident_si7018_capture_hw_free,
2114 .prepare = snd_trident_si7018_capture_prepare,
2115 .trigger = snd_trident_trigger,
2116 .pointer = snd_trident_playback_pointer,
2119 static struct snd_pcm_ops snd_trident_foldback_ops = {
2120 .open = snd_trident_foldback_open,
2121 .close = snd_trident_foldback_close,
2122 .ioctl = snd_trident_ioctl,
2123 .hw_params = snd_trident_hw_params,
2124 .hw_free = snd_trident_hw_free,
2125 .prepare = snd_trident_foldback_prepare,
2126 .trigger = snd_trident_trigger,
2127 .pointer = snd_trident_playback_pointer,
2130 static struct snd_pcm_ops snd_trident_nx_foldback_ops = {
2131 .open = snd_trident_foldback_open,
2132 .close = snd_trident_foldback_close,
2133 .ioctl = snd_trident_ioctl,
2134 .hw_params = snd_trident_hw_params,
2135 .hw_free = snd_trident_hw_free,
2136 .prepare = snd_trident_foldback_prepare,
2137 .trigger = snd_trident_trigger,
2138 .pointer = snd_trident_playback_pointer,
2139 .page = snd_pcm_sgbuf_ops_page,
2142 static struct snd_pcm_ops snd_trident_spdif_ops = {
2143 .open = snd_trident_spdif_open,
2144 .close = snd_trident_spdif_close,
2145 .ioctl = snd_trident_ioctl,
2146 .hw_params = snd_trident_spdif_hw_params,
2147 .hw_free = snd_trident_hw_free,
2148 .prepare = snd_trident_spdif_prepare,
2149 .trigger = snd_trident_trigger,
2150 .pointer = snd_trident_spdif_pointer,
2153 static struct snd_pcm_ops snd_trident_spdif_7018_ops = {
2154 .open = snd_trident_spdif_open,
2155 .close = snd_trident_spdif_close,
2156 .ioctl = snd_trident_ioctl,
2157 .hw_params = snd_trident_spdif_hw_params,
2158 .hw_free = snd_trident_hw_free,
2159 .prepare = snd_trident_spdif_prepare,
2160 .trigger = snd_trident_trigger,
2161 .pointer = snd_trident_playback_pointer,
2164 /*---------------------------------------------------------------------------
2167 Description: This routine registers the 4DWave device for PCM support.
2169 Parameters: trident - pointer to target device class for 4DWave.
2173 ---------------------------------------------------------------------------*/
2175 int snd_trident_pcm(struct snd_trident *trident,
2176 int device, struct snd_pcm **rpcm)
2178 struct snd_pcm *pcm;
2183 if ((err = snd_pcm_new(trident->card, "trident_dx_nx", device, trident->ChanPCM, 1, &pcm)) < 0)
2186 pcm->private_data = trident;
2188 if (trident->tlb.entries) {
2189 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_trident_nx_playback_ops);
2191 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_trident_playback_ops);
2193 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE,
2194 trident->device != TRIDENT_DEVICE_ID_SI7018 ?
2195 &snd_trident_capture_ops :
2196 &snd_trident_si7018_capture_ops);
2198 pcm->info_flags = 0;
2199 pcm->dev_subclass = SNDRV_PCM_SUBCLASS_GENERIC_MIX;
2200 strcpy(pcm->name, "Trident 4DWave");
2203 if (trident->tlb.entries) {
2204 struct snd_pcm_substream *substream;
2205 for (substream = pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream; substream; substream = substream->next)
2206 snd_pcm_lib_preallocate_pages(substream, SNDRV_DMA_TYPE_DEV_SG,
2207 snd_dma_pci_data(trident->pci),
2209 snd_pcm_lib_preallocate_pages(pcm->streams[SNDRV_PCM_STREAM_CAPTURE].substream,
2210 SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(trident->pci),
2213 snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
2214 snd_dma_pci_data(trident->pci), 64*1024, 128*1024);
2222 /*---------------------------------------------------------------------------
2223 snd_trident_foldback_pcm
2225 Description: This routine registers the 4DWave device for foldback PCM support.
2227 Parameters: trident - pointer to target device class for 4DWave.
2231 ---------------------------------------------------------------------------*/
2233 int snd_trident_foldback_pcm(struct snd_trident *trident,
2234 int device, struct snd_pcm **rpcm)
2236 struct snd_pcm *foldback;
2239 struct snd_pcm_substream *substream;
2243 if (trident->device == TRIDENT_DEVICE_ID_NX)
2245 if ((err = snd_pcm_new(trident->card, "trident_dx_nx", device, 0, num_chan, &foldback)) < 0)
2248 foldback->private_data = trident;
2249 if (trident->tlb.entries)
2250 snd_pcm_set_ops(foldback, SNDRV_PCM_STREAM_CAPTURE, &snd_trident_nx_foldback_ops);
2252 snd_pcm_set_ops(foldback, SNDRV_PCM_STREAM_CAPTURE, &snd_trident_foldback_ops);
2253 foldback->info_flags = 0;
2254 strcpy(foldback->name, "Trident 4DWave");
2255 substream = foldback->streams[SNDRV_PCM_STREAM_CAPTURE].substream;
2256 strcpy(substream->name, "Front Mixer");
2257 substream = substream->next;
2258 strcpy(substream->name, "Reverb Mixer");
2259 substream = substream->next;
2260 strcpy(substream->name, "Chorus Mixer");
2261 if (num_chan == 4) {
2262 substream = substream->next;
2263 strcpy(substream->name, "Second AC'97 ADC");
2265 trident->foldback = foldback;
2267 if (trident->tlb.entries)
2268 snd_pcm_lib_preallocate_pages_for_all(foldback, SNDRV_DMA_TYPE_DEV_SG,
2269 snd_dma_pci_data(trident->pci), 0, 128*1024);
2271 snd_pcm_lib_preallocate_pages_for_all(foldback, SNDRV_DMA_TYPE_DEV,
2272 snd_dma_pci_data(trident->pci), 64*1024, 128*1024);
2279 /*---------------------------------------------------------------------------
2282 Description: This routine registers the 4DWave-NX device for SPDIF support.
2284 Parameters: trident - pointer to target device class for 4DWave-NX.
2288 ---------------------------------------------------------------------------*/
2290 int snd_trident_spdif_pcm(struct snd_trident *trident,
2291 int device, struct snd_pcm **rpcm)
2293 struct snd_pcm *spdif;
2298 if ((err = snd_pcm_new(trident->card, "trident_dx_nx IEC958", device, 1, 0, &spdif)) < 0)
2301 spdif->private_data = trident;
2302 if (trident->device != TRIDENT_DEVICE_ID_SI7018) {
2303 snd_pcm_set_ops(spdif, SNDRV_PCM_STREAM_PLAYBACK, &snd_trident_spdif_ops);
2305 snd_pcm_set_ops(spdif, SNDRV_PCM_STREAM_PLAYBACK, &snd_trident_spdif_7018_ops);
2307 spdif->info_flags = 0;
2308 strcpy(spdif->name, "Trident 4DWave IEC958");
2309 trident->spdif = spdif;
2311 snd_pcm_lib_preallocate_pages_for_all(spdif, SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(trident->pci), 64*1024, 128*1024);
2323 /*---------------------------------------------------------------------------
2324 snd_trident_spdif_control
2326 Description: enable/disable S/PDIF out from ac97 mixer
2327 ---------------------------------------------------------------------------*/
2329 #define snd_trident_spdif_control_info snd_ctl_boolean_mono_info
2331 static int snd_trident_spdif_control_get(struct snd_kcontrol *kcontrol,
2332 struct snd_ctl_elem_value *ucontrol)
2334 struct snd_trident *trident = snd_kcontrol_chip(kcontrol);
2337 spin_lock_irq(&trident->reg_lock);
2338 val = trident->spdif_ctrl;
2339 ucontrol->value.integer.value[0] = val == kcontrol->private_value;
2340 spin_unlock_irq(&trident->reg_lock);
2344 static int snd_trident_spdif_control_put(struct snd_kcontrol *kcontrol,
2345 struct snd_ctl_elem_value *ucontrol)
2347 struct snd_trident *trident = snd_kcontrol_chip(kcontrol);
2351 val = ucontrol->value.integer.value[0] ? (unsigned char) kcontrol->private_value : 0x00;
2352 spin_lock_irq(&trident->reg_lock);
2353 /* S/PDIF C Channel bits 0-31 : 48khz, SCMS disabled */
2354 change = trident->spdif_ctrl != val;
2355 trident->spdif_ctrl = val;
2356 if (trident->device != TRIDENT_DEVICE_ID_SI7018) {
2357 if ((inb(TRID_REG(trident, NX_SPCTRL_SPCSO + 3)) & 0x10) == 0) {
2358 outl(trident->spdif_bits, TRID_REG(trident, NX_SPCSTATUS));
2359 outb(trident->spdif_ctrl, TRID_REG(trident, NX_SPCTRL_SPCSO + 3));
2362 if (trident->spdif == NULL) {
2364 outl(trident->spdif_bits, TRID_REG(trident, SI_SPDIF_CS));
2365 temp = inl(TRID_REG(trident, SI_SERIAL_INTF_CTRL)) & ~SPDIF_EN;
2368 outl(temp, TRID_REG(trident, SI_SERIAL_INTF_CTRL));
2371 spin_unlock_irq(&trident->reg_lock);
2375 static struct snd_kcontrol_new snd_trident_spdif_control =
2377 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2378 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,SWITCH),
2379 .info = snd_trident_spdif_control_info,
2380 .get = snd_trident_spdif_control_get,
2381 .put = snd_trident_spdif_control_put,
2382 .private_value = 0x28,
2385 /*---------------------------------------------------------------------------
2386 snd_trident_spdif_default
2388 Description: put/get the S/PDIF default settings
2389 ---------------------------------------------------------------------------*/
2391 static int snd_trident_spdif_default_info(struct snd_kcontrol *kcontrol,
2392 struct snd_ctl_elem_info *uinfo)
2394 uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
2399 static int snd_trident_spdif_default_get(struct snd_kcontrol *kcontrol,
2400 struct snd_ctl_elem_value *ucontrol)
2402 struct snd_trident *trident = snd_kcontrol_chip(kcontrol);
2404 spin_lock_irq(&trident->reg_lock);
2405 ucontrol->value.iec958.status[0] = (trident->spdif_bits >> 0) & 0xff;
2406 ucontrol->value.iec958.status[1] = (trident->spdif_bits >> 8) & 0xff;
2407 ucontrol->value.iec958.status[2] = (trident->spdif_bits >> 16) & 0xff;
2408 ucontrol->value.iec958.status[3] = (trident->spdif_bits >> 24) & 0xff;
2409 spin_unlock_irq(&trident->reg_lock);
2413 static int snd_trident_spdif_default_put(struct snd_kcontrol *kcontrol,
2414 struct snd_ctl_elem_value *ucontrol)
2416 struct snd_trident *trident = snd_kcontrol_chip(kcontrol);
2420 val = (ucontrol->value.iec958.status[0] << 0) |
2421 (ucontrol->value.iec958.status[1] << 8) |
2422 (ucontrol->value.iec958.status[2] << 16) |
2423 (ucontrol->value.iec958.status[3] << 24);
2424 spin_lock_irq(&trident->reg_lock);
2425 change = trident->spdif_bits != val;
2426 trident->spdif_bits = val;
2427 if (trident->device != TRIDENT_DEVICE_ID_SI7018) {
2428 if ((inb(TRID_REG(trident, NX_SPCTRL_SPCSO + 3)) & 0x10) == 0)
2429 outl(trident->spdif_bits, TRID_REG(trident, NX_SPCSTATUS));
2431 if (trident->spdif == NULL)
2432 outl(trident->spdif_bits, TRID_REG(trident, SI_SPDIF_CS));
2434 spin_unlock_irq(&trident->reg_lock);
2438 static struct snd_kcontrol_new snd_trident_spdif_default =
2440 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
2441 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,DEFAULT),
2442 .info = snd_trident_spdif_default_info,
2443 .get = snd_trident_spdif_default_get,
2444 .put = snd_trident_spdif_default_put
2447 /*---------------------------------------------------------------------------
2448 snd_trident_spdif_mask
2450 Description: put/get the S/PDIF mask
2451 ---------------------------------------------------------------------------*/
2453 static int snd_trident_spdif_mask_info(struct snd_kcontrol *kcontrol,
2454 struct snd_ctl_elem_info *uinfo)
2456 uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
2461 static int snd_trident_spdif_mask_get(struct snd_kcontrol *kcontrol,
2462 struct snd_ctl_elem_value *ucontrol)
2464 ucontrol->value.iec958.status[0] = 0xff;
2465 ucontrol->value.iec958.status[1] = 0xff;
2466 ucontrol->value.iec958.status[2] = 0xff;
2467 ucontrol->value.iec958.status[3] = 0xff;
2471 static struct snd_kcontrol_new snd_trident_spdif_mask =
2473 .access = SNDRV_CTL_ELEM_ACCESS_READ,
2474 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
2475 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,MASK),
2476 .info = snd_trident_spdif_mask_info,
2477 .get = snd_trident_spdif_mask_get,
2480 /*---------------------------------------------------------------------------
2481 snd_trident_spdif_stream
2483 Description: put/get the S/PDIF stream settings
2484 ---------------------------------------------------------------------------*/
2486 static int snd_trident_spdif_stream_info(struct snd_kcontrol *kcontrol,
2487 struct snd_ctl_elem_info *uinfo)
2489 uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
2494 static int snd_trident_spdif_stream_get(struct snd_kcontrol *kcontrol,
2495 struct snd_ctl_elem_value *ucontrol)
2497 struct snd_trident *trident = snd_kcontrol_chip(kcontrol);
2499 spin_lock_irq(&trident->reg_lock);
2500 ucontrol->value.iec958.status[0] = (trident->spdif_pcm_bits >> 0) & 0xff;
2501 ucontrol->value.iec958.status[1] = (trident->spdif_pcm_bits >> 8) & 0xff;
2502 ucontrol->value.iec958.status[2] = (trident->spdif_pcm_bits >> 16) & 0xff;
2503 ucontrol->value.iec958.status[3] = (trident->spdif_pcm_bits >> 24) & 0xff;
2504 spin_unlock_irq(&trident->reg_lock);
2508 static int snd_trident_spdif_stream_put(struct snd_kcontrol *kcontrol,
2509 struct snd_ctl_elem_value *ucontrol)
2511 struct snd_trident *trident = snd_kcontrol_chip(kcontrol);
2515 val = (ucontrol->value.iec958.status[0] << 0) |
2516 (ucontrol->value.iec958.status[1] << 8) |
2517 (ucontrol->value.iec958.status[2] << 16) |
2518 (ucontrol->value.iec958.status[3] << 24);
2519 spin_lock_irq(&trident->reg_lock);
2520 change = trident->spdif_pcm_bits != val;
2521 trident->spdif_pcm_bits = val;
2522 if (trident->spdif != NULL) {
2523 if (trident->device != TRIDENT_DEVICE_ID_SI7018) {
2524 outl(trident->spdif_pcm_bits, TRID_REG(trident, NX_SPCSTATUS));
2526 outl(trident->spdif_bits, TRID_REG(trident, SI_SPDIF_CS));
2529 spin_unlock_irq(&trident->reg_lock);
2533 static struct snd_kcontrol_new snd_trident_spdif_stream =
2535 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_INACTIVE,
2536 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
2537 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,PCM_STREAM),
2538 .info = snd_trident_spdif_stream_info,
2539 .get = snd_trident_spdif_stream_get,
2540 .put = snd_trident_spdif_stream_put
2543 /*---------------------------------------------------------------------------
2544 snd_trident_ac97_control
2546 Description: enable/disable rear path for ac97
2547 ---------------------------------------------------------------------------*/
2549 #define snd_trident_ac97_control_info snd_ctl_boolean_mono_info
2551 static int snd_trident_ac97_control_get(struct snd_kcontrol *kcontrol,
2552 struct snd_ctl_elem_value *ucontrol)
2554 struct snd_trident *trident = snd_kcontrol_chip(kcontrol);
2557 spin_lock_irq(&trident->reg_lock);
2558 val = trident->ac97_ctrl = inl(TRID_REG(trident, NX_ACR0_AC97_COM_STAT));
2559 ucontrol->value.integer.value[0] = (val & (1 << kcontrol->private_value)) ? 1 : 0;
2560 spin_unlock_irq(&trident->reg_lock);
2564 static int snd_trident_ac97_control_put(struct snd_kcontrol *kcontrol,
2565 struct snd_ctl_elem_value *ucontrol)
2567 struct snd_trident *trident = snd_kcontrol_chip(kcontrol);
2571 spin_lock_irq(&trident->reg_lock);
2572 val = trident->ac97_ctrl = inl(TRID_REG(trident, NX_ACR0_AC97_COM_STAT));
2573 val &= ~(1 << kcontrol->private_value);
2574 if (ucontrol->value.integer.value[0])
2575 val |= 1 << kcontrol->private_value;
2576 change = val != trident->ac97_ctrl;
2577 trident->ac97_ctrl = val;
2578 outl(trident->ac97_ctrl = val, TRID_REG(trident, NX_ACR0_AC97_COM_STAT));
2579 spin_unlock_irq(&trident->reg_lock);
2583 static struct snd_kcontrol_new snd_trident_ac97_rear_control =
2585 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2586 .name = "Rear Path",
2587 .info = snd_trident_ac97_control_info,
2588 .get = snd_trident_ac97_control_get,
2589 .put = snd_trident_ac97_control_put,
2593 /*---------------------------------------------------------------------------
2594 snd_trident_vol_control
2596 Description: wave & music volume control
2597 ---------------------------------------------------------------------------*/
2599 static int snd_trident_vol_control_info(struct snd_kcontrol *kcontrol,
2600 struct snd_ctl_elem_info *uinfo)
2602 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
2604 uinfo->value.integer.min = 0;
2605 uinfo->value.integer.max = 255;
2609 static int snd_trident_vol_control_get(struct snd_kcontrol *kcontrol,
2610 struct snd_ctl_elem_value *ucontrol)
2612 struct snd_trident *trident = snd_kcontrol_chip(kcontrol);
2615 val = trident->musicvol_wavevol;
2616 ucontrol->value.integer.value[0] = 255 - ((val >> kcontrol->private_value) & 0xff);
2617 ucontrol->value.integer.value[1] = 255 - ((val >> (kcontrol->private_value + 8)) & 0xff);
2621 static const DECLARE_TLV_DB_SCALE(db_scale_gvol, -6375, 25, 0);
2623 static int snd_trident_vol_control_put(struct snd_kcontrol *kcontrol,
2624 struct snd_ctl_elem_value *ucontrol)
2626 struct snd_trident *trident = snd_kcontrol_chip(kcontrol);
2630 spin_lock_irq(&trident->reg_lock);
2631 val = trident->musicvol_wavevol;
2632 val &= ~(0xffff << kcontrol->private_value);
2633 val |= ((255 - (ucontrol->value.integer.value[0] & 0xff)) |
2634 ((255 - (ucontrol->value.integer.value[1] & 0xff)) << 8)) << kcontrol->private_value;
2635 change = val != trident->musicvol_wavevol;
2636 outl(trident->musicvol_wavevol = val, TRID_REG(trident, T4D_MUSICVOL_WAVEVOL));
2637 spin_unlock_irq(&trident->reg_lock);
2641 static struct snd_kcontrol_new snd_trident_vol_music_control =
2643 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2644 .name = "Music Playback Volume",
2645 .info = snd_trident_vol_control_info,
2646 .get = snd_trident_vol_control_get,
2647 .put = snd_trident_vol_control_put,
2648 .private_value = 16,
2649 .tlv = { .p = db_scale_gvol },
2652 static struct snd_kcontrol_new snd_trident_vol_wave_control =
2654 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2655 .name = "Wave Playback Volume",
2656 .info = snd_trident_vol_control_info,
2657 .get = snd_trident_vol_control_get,
2658 .put = snd_trident_vol_control_put,
2660 .tlv = { .p = db_scale_gvol },
2663 /*---------------------------------------------------------------------------
2664 snd_trident_pcm_vol_control
2666 Description: PCM front volume control
2667 ---------------------------------------------------------------------------*/
2669 static int snd_trident_pcm_vol_control_info(struct snd_kcontrol *kcontrol,
2670 struct snd_ctl_elem_info *uinfo)
2672 struct snd_trident *trident = snd_kcontrol_chip(kcontrol);
2674 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
2676 uinfo->value.integer.min = 0;
2677 uinfo->value.integer.max = 255;
2678 if (trident->device == TRIDENT_DEVICE_ID_SI7018)
2679 uinfo->value.integer.max = 1023;
2683 static int snd_trident_pcm_vol_control_get(struct snd_kcontrol *kcontrol,
2684 struct snd_ctl_elem_value *ucontrol)
2686 struct snd_trident *trident = snd_kcontrol_chip(kcontrol);
2687 struct snd_trident_pcm_mixer *mix = &trident->pcm_mixer[snd_ctl_get_ioffnum(kcontrol, &ucontrol->id)];
2689 if (trident->device == TRIDENT_DEVICE_ID_SI7018) {
2690 ucontrol->value.integer.value[0] = 1023 - mix->vol;
2692 ucontrol->value.integer.value[0] = 255 - (mix->vol>>2);
2697 static int snd_trident_pcm_vol_control_put(struct snd_kcontrol *kcontrol,
2698 struct snd_ctl_elem_value *ucontrol)
2700 struct snd_trident *trident = snd_kcontrol_chip(kcontrol);
2701 struct snd_trident_pcm_mixer *mix = &trident->pcm_mixer[snd_ctl_get_ioffnum(kcontrol, &ucontrol->id)];
2705 if (trident->device == TRIDENT_DEVICE_ID_SI7018) {
2706 val = 1023 - (ucontrol->value.integer.value[0] & 1023);
2708 val = (255 - (ucontrol->value.integer.value[0] & 255)) << 2;
2710 spin_lock_irq(&trident->reg_lock);
2711 change = val != mix->vol;
2713 if (mix->voice != NULL)
2714 snd_trident_write_vol_reg(trident, mix->voice, val);
2715 spin_unlock_irq(&trident->reg_lock);
2719 static struct snd_kcontrol_new snd_trident_pcm_vol_control =
2721 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2722 .name = "PCM Front Playback Volume",
2723 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_INACTIVE,
2725 .info = snd_trident_pcm_vol_control_info,
2726 .get = snd_trident_pcm_vol_control_get,
2727 .put = snd_trident_pcm_vol_control_put,
2728 /* FIXME: no tlv yet */
2731 /*---------------------------------------------------------------------------
2732 snd_trident_pcm_pan_control
2734 Description: PCM front pan control
2735 ---------------------------------------------------------------------------*/
2737 static int snd_trident_pcm_pan_control_info(struct snd_kcontrol *kcontrol,
2738 struct snd_ctl_elem_info *uinfo)
2740 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
2742 uinfo->value.integer.min = 0;
2743 uinfo->value.integer.max = 127;
2747 static int snd_trident_pcm_pan_control_get(struct snd_kcontrol *kcontrol,
2748 struct snd_ctl_elem_value *ucontrol)
2750 struct snd_trident *trident = snd_kcontrol_chip(kcontrol);
2751 struct snd_trident_pcm_mixer *mix = &trident->pcm_mixer[snd_ctl_get_ioffnum(kcontrol, &ucontrol->id)];
2753 ucontrol->value.integer.value[0] = mix->pan;
2754 if (ucontrol->value.integer.value[0] & 0x40) {
2755 ucontrol->value.integer.value[0] = (0x3f - (ucontrol->value.integer.value[0] & 0x3f));
2757 ucontrol->value.integer.value[0] |= 0x40;
2762 static int snd_trident_pcm_pan_control_put(struct snd_kcontrol *kcontrol,
2763 struct snd_ctl_elem_value *ucontrol)
2765 struct snd_trident *trident = snd_kcontrol_chip(kcontrol);
2766 struct snd_trident_pcm_mixer *mix = &trident->pcm_mixer[snd_ctl_get_ioffnum(kcontrol, &ucontrol->id)];
2770 if (ucontrol->value.integer.value[0] & 0x40)
2771 val = ucontrol->value.integer.value[0] & 0x3f;
2773 val = (0x3f - (ucontrol->value.integer.value[0] & 0x3f)) | 0x40;
2774 spin_lock_irq(&trident->reg_lock);
2775 change = val != mix->pan;
2777 if (mix->voice != NULL)
2778 snd_trident_write_pan_reg(trident, mix->voice, val);
2779 spin_unlock_irq(&trident->reg_lock);
2783 static struct snd_kcontrol_new snd_trident_pcm_pan_control =
2785 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2786 .name = "PCM Pan Playback Control",
2787 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_INACTIVE,
2789 .info = snd_trident_pcm_pan_control_info,
2790 .get = snd_trident_pcm_pan_control_get,
2791 .put = snd_trident_pcm_pan_control_put,
2794 /*---------------------------------------------------------------------------
2795 snd_trident_pcm_rvol_control
2797 Description: PCM reverb volume control
2798 ---------------------------------------------------------------------------*/
2800 static int snd_trident_pcm_rvol_control_info(struct snd_kcontrol *kcontrol,
2801 struct snd_ctl_elem_info *uinfo)
2803 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
2805 uinfo->value.integer.min = 0;
2806 uinfo->value.integer.max = 127;
2810 static int snd_trident_pcm_rvol_control_get(struct snd_kcontrol *kcontrol,
2811 struct snd_ctl_elem_value *ucontrol)
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)];
2816 ucontrol->value.integer.value[0] = 127 - mix->rvol;
2820 static int snd_trident_pcm_rvol_control_put(struct snd_kcontrol *kcontrol,
2821 struct snd_ctl_elem_value *ucontrol)
2823 struct snd_trident *trident = snd_kcontrol_chip(kcontrol);
2824 struct snd_trident_pcm_mixer *mix = &trident->pcm_mixer[snd_ctl_get_ioffnum(kcontrol, &ucontrol->id)];
2828 val = 0x7f - (ucontrol->value.integer.value[0] & 0x7f);
2829 spin_lock_irq(&trident->reg_lock);
2830 change = val != mix->rvol;
2832 if (mix->voice != NULL)
2833 snd_trident_write_rvol_reg(trident, mix->voice, val);
2834 spin_unlock_irq(&trident->reg_lock);
2838 static const DECLARE_TLV_DB_SCALE(db_scale_crvol, -3175, 25, 1);
2840 static struct snd_kcontrol_new snd_trident_pcm_rvol_control =
2842 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2843 .name = "PCM Reverb Playback Volume",
2844 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_INACTIVE,
2846 .info = snd_trident_pcm_rvol_control_info,
2847 .get = snd_trident_pcm_rvol_control_get,
2848 .put = snd_trident_pcm_rvol_control_put,
2849 .tlv = { .p = db_scale_crvol },
2852 /*---------------------------------------------------------------------------
2853 snd_trident_pcm_cvol_control
2855 Description: PCM chorus volume control
2856 ---------------------------------------------------------------------------*/
2858 static int snd_trident_pcm_cvol_control_info(struct snd_kcontrol *kcontrol,
2859 struct snd_ctl_elem_info *uinfo)
2861 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
2863 uinfo->value.integer.min = 0;
2864 uinfo->value.integer.max = 127;
2868 static int snd_trident_pcm_cvol_control_get(struct snd_kcontrol *kcontrol,
2869 struct snd_ctl_elem_value *ucontrol)
2871 struct snd_trident *trident = snd_kcontrol_chip(kcontrol);
2872 struct snd_trident_pcm_mixer *mix = &trident->pcm_mixer[snd_ctl_get_ioffnum(kcontrol, &ucontrol->id)];
2874 ucontrol->value.integer.value[0] = 127 - mix->cvol;
2878 static int snd_trident_pcm_cvol_control_put(struct snd_kcontrol *kcontrol,
2879 struct snd_ctl_elem_value *ucontrol)
2881 struct snd_trident *trident = snd_kcontrol_chip(kcontrol);
2882 struct snd_trident_pcm_mixer *mix = &trident->pcm_mixer[snd_ctl_get_ioffnum(kcontrol, &ucontrol->id)];
2886 val = 0x7f - (ucontrol->value.integer.value[0] & 0x7f);
2887 spin_lock_irq(&trident->reg_lock);
2888 change = val != mix->cvol;
2890 if (mix->voice != NULL)
2891 snd_trident_write_cvol_reg(trident, mix->voice, val);
2892 spin_unlock_irq(&trident->reg_lock);
2896 static struct snd_kcontrol_new snd_trident_pcm_cvol_control =
2898 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2899 .name = "PCM Chorus Playback Volume",
2900 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_INACTIVE,
2902 .info = snd_trident_pcm_cvol_control_info,
2903 .get = snd_trident_pcm_cvol_control_get,
2904 .put = snd_trident_pcm_cvol_control_put,
2905 .tlv = { .p = db_scale_crvol },
2908 static void snd_trident_notify_pcm_change1(struct snd_card *card,
2909 struct snd_kcontrol *kctl,
2910 int num, int activate)
2912 struct snd_ctl_elem_id id;
2917 kctl->vd[num].access &= ~SNDRV_CTL_ELEM_ACCESS_INACTIVE;
2919 kctl->vd[num].access |= SNDRV_CTL_ELEM_ACCESS_INACTIVE;
2920 snd_ctl_notify(card, SNDRV_CTL_EVENT_MASK_VALUE |
2921 SNDRV_CTL_EVENT_MASK_INFO,
2922 snd_ctl_build_ioff(&id, kctl, num));
2925 static void snd_trident_notify_pcm_change(struct snd_trident *trident,
2926 struct snd_trident_pcm_mixer *tmix,
2927 int num, int activate)
2929 snd_trident_notify_pcm_change1(trident->card, trident->ctl_vol, num, activate);
2930 snd_trident_notify_pcm_change1(trident->card, trident->ctl_pan, num, activate);
2931 snd_trident_notify_pcm_change1(trident->card, trident->ctl_rvol, num, activate);
2932 snd_trident_notify_pcm_change1(trident->card, trident->ctl_cvol, num, activate);
2935 static int snd_trident_pcm_mixer_build(struct snd_trident *trident,
2936 struct snd_trident_voice *voice,
2937 struct snd_pcm_substream *substream)
2939 struct snd_trident_pcm_mixer *tmix;
2941 if (snd_BUG_ON(!trident || !voice || !substream))
2943 tmix = &trident->pcm_mixer[substream->number];
2944 tmix->voice = voice;
2945 tmix->vol = T4D_DEFAULT_PCM_VOL;
2946 tmix->pan = T4D_DEFAULT_PCM_PAN;
2947 tmix->rvol = T4D_DEFAULT_PCM_RVOL;
2948 tmix->cvol = T4D_DEFAULT_PCM_CVOL;
2949 snd_trident_notify_pcm_change(trident, tmix, substream->number, 1);
2953 static int snd_trident_pcm_mixer_free(struct snd_trident *trident, struct snd_trident_voice *voice, struct snd_pcm_substream *substream)
2955 struct snd_trident_pcm_mixer *tmix;
2957 if (snd_BUG_ON(!trident || !substream))
2959 tmix = &trident->pcm_mixer[substream->number];
2961 snd_trident_notify_pcm_change(trident, tmix, substream->number, 0);
2965 /*---------------------------------------------------------------------------
2968 Description: This routine registers the 4DWave device for mixer support.
2970 Parameters: trident - pointer to target device class for 4DWave.
2974 ---------------------------------------------------------------------------*/
2976 static int snd_trident_mixer(struct snd_trident *trident, int pcm_spdif_device)
2978 struct snd_ac97_template _ac97;
2979 struct snd_card *card = trident->card;
2980 struct snd_kcontrol *kctl;
2981 struct snd_ctl_elem_value *uctl;
2982 int idx, err, retries = 2;
2983 static struct snd_ac97_bus_ops ops = {
2984 .write = snd_trident_codec_write,
2985 .read = snd_trident_codec_read,
2988 uctl = kzalloc(sizeof(*uctl), GFP_KERNEL);
2992 if ((err = snd_ac97_bus(trident->card, 0, &ops, NULL, &trident->ac97_bus)) < 0)
2995 memset(&_ac97, 0, sizeof(_ac97));
2996 _ac97.private_data = trident;
2997 trident->ac97_detect = 1;
3000 if ((err = snd_ac97_mixer(trident->ac97_bus, &_ac97, &trident->ac97)) < 0) {
3001 if (trident->device == TRIDENT_DEVICE_ID_SI7018) {
3002 if ((err = snd_trident_sis_reset(trident)) < 0)
3011 /* secondary codec? */
3012 if (trident->device == TRIDENT_DEVICE_ID_SI7018 &&
3013 (inl(TRID_REG(trident, SI_SERIAL_INTF_CTRL)) & SI_AC97_PRIMARY_READY) != 0) {
3015 err = snd_ac97_mixer(trident->ac97_bus, &_ac97, &trident->ac97_sec);
3017 dev_err(trident->card->dev,
3018 "SI7018: the secondary codec - invalid access\n");
3019 #if 0 // only for my testing purpose --jk
3021 struct snd_ac97 *mc97;
3022 err = snd_ac97_modem(trident->card, &_ac97, &mc97);
3024 dev_err(trident->card->dev,
3025 "snd_ac97_modem returned error %i\n", err);
3030 trident->ac97_detect = 0;
3032 if (trident->device != TRIDENT_DEVICE_ID_SI7018) {
3033 if ((err = snd_ctl_add(card, kctl = snd_ctl_new1(&snd_trident_vol_wave_control, trident))) < 0)
3035 kctl->put(kctl, uctl);
3036 if ((err = snd_ctl_add(card, kctl = snd_ctl_new1(&snd_trident_vol_music_control, trident))) < 0)
3038 kctl->put(kctl, uctl);
3039 outl(trident->musicvol_wavevol = 0x00000000, TRID_REG(trident, T4D_MUSICVOL_WAVEVOL));
3041 outl(trident->musicvol_wavevol = 0xffff0000, TRID_REG(trident, T4D_MUSICVOL_WAVEVOL));
3044 for (idx = 0; idx < 32; idx++) {
3045 struct snd_trident_pcm_mixer *tmix;
3047 tmix = &trident->pcm_mixer[idx];
3050 if ((trident->ctl_vol = snd_ctl_new1(&snd_trident_pcm_vol_control, trident)) == NULL)
3052 if ((err = snd_ctl_add(card, trident->ctl_vol)))
3055 if ((trident->ctl_pan = snd_ctl_new1(&snd_trident_pcm_pan_control, trident)) == NULL)
3057 if ((err = snd_ctl_add(card, trident->ctl_pan)))
3060 if ((trident->ctl_rvol = snd_ctl_new1(&snd_trident_pcm_rvol_control, trident)) == NULL)
3062 if ((err = snd_ctl_add(card, trident->ctl_rvol)))
3065 if ((trident->ctl_cvol = snd_ctl_new1(&snd_trident_pcm_cvol_control, trident)) == NULL)
3067 if ((err = snd_ctl_add(card, trident->ctl_cvol)))
3070 if (trident->device == TRIDENT_DEVICE_ID_NX) {
3071 if ((err = snd_ctl_add(card, kctl = snd_ctl_new1(&snd_trident_ac97_rear_control, trident))) < 0)
3073 kctl->put(kctl, uctl);
3075 if (trident->device == TRIDENT_DEVICE_ID_NX || trident->device == TRIDENT_DEVICE_ID_SI7018) {
3077 kctl = snd_ctl_new1(&snd_trident_spdif_control, trident);
3082 if (trident->ac97->ext_id & AC97_EI_SPDIF)
3084 if (trident->ac97_sec && (trident->ac97_sec->ext_id & AC97_EI_SPDIF))
3086 idx = kctl->id.index;
3087 if ((err = snd_ctl_add(card, kctl)) < 0)
3089 kctl->put(kctl, uctl);
3091 kctl = snd_ctl_new1(&snd_trident_spdif_default, trident);
3096 kctl->id.index = idx;
3097 kctl->id.device = pcm_spdif_device;
3098 if ((err = snd_ctl_add(card, kctl)) < 0)
3101 kctl = snd_ctl_new1(&snd_trident_spdif_mask, trident);
3106 kctl->id.index = idx;
3107 kctl->id.device = pcm_spdif_device;
3108 if ((err = snd_ctl_add(card, kctl)) < 0)
3111 kctl = snd_ctl_new1(&snd_trident_spdif_stream, trident);
3116 kctl->id.index = idx;
3117 kctl->id.device = pcm_spdif_device;
3118 if ((err = snd_ctl_add(card, kctl)) < 0)
3120 trident->spdif_pcm_ctl = kctl;
3136 * gameport interface
3139 #if defined(CONFIG_GAMEPORT) || (defined(MODULE) && defined(CONFIG_GAMEPORT_MODULE))
3141 static unsigned char snd_trident_gameport_read(struct gameport *gameport)
3143 struct snd_trident *chip = gameport_get_port_data(gameport);
3145 if (snd_BUG_ON(!chip))
3147 return inb(TRID_REG(chip, GAMEPORT_LEGACY));
3150 static void snd_trident_gameport_trigger(struct gameport *gameport)
3152 struct snd_trident *chip = gameport_get_port_data(gameport);
3154 if (snd_BUG_ON(!chip))
3156 outb(0xff, TRID_REG(chip, GAMEPORT_LEGACY));
3159 static int snd_trident_gameport_cooked_read(struct gameport *gameport, int *axes, int *buttons)
3161 struct snd_trident *chip = gameport_get_port_data(gameport);
3164 if (snd_BUG_ON(!chip))
3167 *buttons = (~inb(TRID_REG(chip, GAMEPORT_LEGACY)) >> 4) & 0xf;
3169 for (i = 0; i < 4; i++) {
3170 axes[i] = inw(TRID_REG(chip, GAMEPORT_AXES + i * 2));
3171 if (axes[i] == 0xffff) axes[i] = -1;
3177 static int snd_trident_gameport_open(struct gameport *gameport, int mode)
3179 struct snd_trident *chip = gameport_get_port_data(gameport);
3181 if (snd_BUG_ON(!chip))
3185 case GAMEPORT_MODE_COOKED:
3186 outb(GAMEPORT_MODE_ADC, TRID_REG(chip, GAMEPORT_GCR));
3189 case GAMEPORT_MODE_RAW:
3190 outb(0, TRID_REG(chip, GAMEPORT_GCR));
3197 int snd_trident_create_gameport(struct snd_trident *chip)
3199 struct gameport *gp;
3201 chip->gameport = gp = gameport_allocate_port();
3203 dev_err(chip->card->dev,
3204 "cannot allocate memory for gameport\n");
3208 gameport_set_name(gp, "Trident 4DWave");
3209 gameport_set_phys(gp, "pci%s/gameport0", pci_name(chip->pci));
3210 gameport_set_dev_parent(gp, &chip->pci->dev);
3212 gameport_set_port_data(gp, chip);
3214 gp->read = snd_trident_gameport_read;
3215 gp->trigger = snd_trident_gameport_trigger;
3216 gp->cooked_read = snd_trident_gameport_cooked_read;
3217 gp->open = snd_trident_gameport_open;
3219 gameport_register_port(gp);
3224 static inline void snd_trident_free_gameport(struct snd_trident *chip)
3226 if (chip->gameport) {
3227 gameport_unregister_port(chip->gameport);
3228 chip->gameport = NULL;
3232 int snd_trident_create_gameport(struct snd_trident *chip) { return -ENOSYS; }
3233 static inline void snd_trident_free_gameport(struct snd_trident *chip) { }
3234 #endif /* CONFIG_GAMEPORT */
3239 static inline void do_delay(struct snd_trident *chip)
3241 schedule_timeout_uninterruptible(1);
3248 static int snd_trident_sis_reset(struct snd_trident *trident)
3250 unsigned long end_time;
3254 r = trident->in_suspend ? 0 : 2; /* count of retries */
3256 pci_write_config_byte(trident->pci, 0x46, 0x04); /* SOFTWARE RESET */
3258 pci_write_config_byte(trident->pci, 0x46, 0x00);
3260 /* disable AC97 GPIO interrupt */
3261 outb(0x00, TRID_REG(trident, SI_AC97_GPIO));
3262 /* initialize serial interface, force cold reset */
3263 i = PCMOUT|SURROUT|CENTEROUT|LFEOUT|SECONDARY_ID|COLD_RESET;
3264 outl(i, TRID_REG(trident, SI_SERIAL_INTF_CTRL));
3266 /* remove cold reset */
3268 outl(i, TRID_REG(trident, SI_SERIAL_INTF_CTRL));
3270 /* wait, until the codec is ready */
3271 end_time = (jiffies + (HZ * 3) / 4) + 1;
3273 if ((inl(TRID_REG(trident, SI_SERIAL_INTF_CTRL)) & SI_AC97_PRIMARY_READY) != 0)
3276 } while (time_after_eq(end_time, jiffies));
3277 dev_err(trident->card->dev, "AC'97 codec ready error [0x%x]\n",
3278 inl(TRID_REG(trident, SI_SERIAL_INTF_CTRL)));
3280 end_time = jiffies + HZ;
3283 } while (time_after_eq(end_time, jiffies));
3284 goto __si7018_retry;
3287 /* wait for the second codec */
3289 if ((inl(TRID_REG(trident, SI_SERIAL_INTF_CTRL)) & SI_AC97_SECONDARY_READY) != 0)
3292 } while (time_after_eq(end_time, jiffies));
3293 /* enable 64 channel mode */
3294 outl(BANK_B_EN, TRID_REG(trident, T4D_LFO_GC_CIR));
3302 static void snd_trident_proc_read(struct snd_info_entry *entry,
3303 struct snd_info_buffer *buffer)
3305 struct snd_trident *trident = entry->private_data;
3308 switch (trident->device) {
3309 case TRIDENT_DEVICE_ID_SI7018:
3310 s = "SiS 7018 Audio";
3312 case TRIDENT_DEVICE_ID_DX:
3313 s = "Trident 4DWave PCI DX";
3315 case TRIDENT_DEVICE_ID_NX:
3316 s = "Trident 4DWave PCI NX";
3321 snd_iprintf(buffer, "%s\n\n", s);
3322 snd_iprintf(buffer, "Spurious IRQs : %d\n", trident->spurious_irq_count);
3323 snd_iprintf(buffer, "Spurious IRQ dlta: %d\n", trident->spurious_irq_max_delta);
3324 if (trident->device == TRIDENT_DEVICE_ID_NX || trident->device == TRIDENT_DEVICE_ID_SI7018)
3325 snd_iprintf(buffer, "IEC958 Mixer Out : %s\n", trident->spdif_ctrl == 0x28 ? "on" : "off");
3326 if (trident->device == TRIDENT_DEVICE_ID_NX) {
3327 snd_iprintf(buffer, "Rear Speakers : %s\n", trident->ac97_ctrl & 0x00000010 ? "on" : "off");
3328 if (trident->tlb.entries) {
3329 snd_iprintf(buffer,"\nVirtual Memory\n");
3330 snd_iprintf(buffer, "Memory Maximum : %d\n", trident->tlb.memhdr->size);
3331 snd_iprintf(buffer, "Memory Used : %d\n", trident->tlb.memhdr->used);
3332 snd_iprintf(buffer, "Memory Free : %d\n", snd_util_mem_avail(trident->tlb.memhdr));
3337 static void snd_trident_proc_init(struct snd_trident *trident)
3339 struct snd_info_entry *entry;
3340 const char *s = "trident";
3342 if (trident->device == TRIDENT_DEVICE_ID_SI7018)
3344 if (! snd_card_proc_new(trident->card, s, &entry))
3345 snd_info_set_text_ops(entry, trident, snd_trident_proc_read);
3348 static int snd_trident_dev_free(struct snd_device *device)
3350 struct snd_trident *trident = device->device_data;
3351 return snd_trident_free(trident);
3354 /*---------------------------------------------------------------------------
3355 snd_trident_tlb_alloc
3357 Description: Allocate and set up the TLB page table on 4D NX.
3358 Each entry has 4 bytes (physical PCI address).
3360 Parameters: trident - pointer to target device class for 4DWave.
3362 Returns: 0 or negative error code
3364 ---------------------------------------------------------------------------*/
3366 static int snd_trident_tlb_alloc(struct snd_trident *trident)
3370 /* TLB array must be aligned to 16kB !!! so we allocate
3371 32kB region and correct offset when necessary */
3373 if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(trident->pci),
3374 2 * SNDRV_TRIDENT_MAX_PAGES * 4, &trident->tlb.buffer) < 0) {
3375 dev_err(trident->card->dev, "unable to allocate TLB buffer\n");
3378 trident->tlb.entries = (unsigned int*)ALIGN((unsigned long)trident->tlb.buffer.area, SNDRV_TRIDENT_MAX_PAGES * 4);
3379 trident->tlb.entries_dmaaddr = ALIGN(trident->tlb.buffer.addr, SNDRV_TRIDENT_MAX_PAGES * 4);
3380 /* allocate shadow TLB page table (virtual addresses) */
3381 trident->tlb.shadow_entries = vmalloc(SNDRV_TRIDENT_MAX_PAGES*sizeof(unsigned long));
3382 if (trident->tlb.shadow_entries == NULL) {
3383 dev_err(trident->card->dev,
3384 "unable to allocate shadow TLB entries\n");
3387 /* allocate and setup silent page and initialise TLB entries */
3388 if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(trident->pci),
3389 SNDRV_TRIDENT_PAGE_SIZE, &trident->tlb.silent_page) < 0) {
3390 dev_err(trident->card->dev, "unable to allocate silent page\n");
3393 memset(trident->tlb.silent_page.area, 0, SNDRV_TRIDENT_PAGE_SIZE);
3394 for (i = 0; i < SNDRV_TRIDENT_MAX_PAGES; i++) {
3395 trident->tlb.entries[i] = cpu_to_le32(trident->tlb.silent_page.addr & ~(SNDRV_TRIDENT_PAGE_SIZE-1));
3396 trident->tlb.shadow_entries[i] = (unsigned long)trident->tlb.silent_page.area;
3399 /* use emu memory block manager code to manage tlb page allocation */
3400 trident->tlb.memhdr = snd_util_memhdr_new(SNDRV_TRIDENT_PAGE_SIZE * SNDRV_TRIDENT_MAX_PAGES);
3401 if (trident->tlb.memhdr == NULL)
3404 trident->tlb.memhdr->block_extra_size = sizeof(struct snd_trident_memblk_arg);
3409 * initialize 4D DX chip
3412 static void snd_trident_stop_all_voices(struct snd_trident *trident)
3414 outl(0xffffffff, TRID_REG(trident, T4D_STOP_A));
3415 outl(0xffffffff, TRID_REG(trident, T4D_STOP_B));
3416 outl(0, TRID_REG(trident, T4D_AINTEN_A));
3417 outl(0, TRID_REG(trident, T4D_AINTEN_B));
3420 static int snd_trident_4d_dx_init(struct snd_trident *trident)
3422 struct pci_dev *pci = trident->pci;
3423 unsigned long end_time;
3425 /* reset the legacy configuration and whole audio/wavetable block */
3426 pci_write_config_dword(pci, 0x40, 0); /* DDMA */
3427 pci_write_config_byte(pci, 0x44, 0); /* ports */
3428 pci_write_config_byte(pci, 0x45, 0); /* Legacy DMA */
3429 pci_write_config_byte(pci, 0x46, 4); /* reset */
3431 pci_write_config_byte(pci, 0x46, 0); /* release reset */
3434 /* warm reset of the AC'97 codec */
3435 outl(0x00000001, TRID_REG(trident, DX_ACR2_AC97_COM_STAT));
3437 outl(0x00000000, TRID_REG(trident, DX_ACR2_AC97_COM_STAT));
3438 /* DAC on, disable SB IRQ and try to force ADC valid signal */
3439 trident->ac97_ctrl = 0x0000004a;
3440 outl(trident->ac97_ctrl, TRID_REG(trident, DX_ACR2_AC97_COM_STAT));
3441 /* wait, until the codec is ready */
3442 end_time = (jiffies + (HZ * 3) / 4) + 1;
3444 if ((inl(TRID_REG(trident, DX_ACR2_AC97_COM_STAT)) & 0x0010) != 0)
3447 } while (time_after_eq(end_time, jiffies));
3448 dev_err(trident->card->dev, "AC'97 codec ready error\n");
3452 snd_trident_stop_all_voices(trident);
3458 * initialize 4D NX chip
3460 static int snd_trident_4d_nx_init(struct snd_trident *trident)
3462 struct pci_dev *pci = trident->pci;
3463 unsigned long end_time;
3465 /* reset the legacy configuration and whole audio/wavetable block */
3466 pci_write_config_dword(pci, 0x40, 0); /* DDMA */
3467 pci_write_config_byte(pci, 0x44, 0); /* ports */
3468 pci_write_config_byte(pci, 0x45, 0); /* Legacy DMA */
3470 pci_write_config_byte(pci, 0x46, 1); /* reset */
3472 pci_write_config_byte(pci, 0x46, 0); /* release reset */
3475 /* warm reset of the AC'97 codec */
3476 outl(0x00000001, TRID_REG(trident, NX_ACR0_AC97_COM_STAT));
3478 outl(0x00000000, TRID_REG(trident, NX_ACR0_AC97_COM_STAT));
3479 /* wait, until the codec is ready */
3480 end_time = (jiffies + (HZ * 3) / 4) + 1;
3482 if ((inl(TRID_REG(trident, NX_ACR0_AC97_COM_STAT)) & 0x0008) != 0)
3485 } while (time_after_eq(end_time, jiffies));
3486 dev_err(trident->card->dev, "AC'97 codec ready error [0x%x]\n",
3487 inl(TRID_REG(trident, NX_ACR0_AC97_COM_STAT)));
3492 trident->ac97_ctrl = 0x00000002;
3493 outl(trident->ac97_ctrl, TRID_REG(trident, NX_ACR0_AC97_COM_STAT));
3494 /* disable SB IRQ */
3495 outl(NX_SB_IRQ_DISABLE, TRID_REG(trident, T4D_MISCINT));
3497 snd_trident_stop_all_voices(trident);
3499 if (trident->tlb.entries != NULL) {
3501 /* enable virtual addressing via TLB */
3502 i = trident->tlb.entries_dmaaddr;
3504 outl(i, TRID_REG(trident, NX_TLBC));
3506 outl(0, TRID_REG(trident, NX_TLBC));
3508 /* initialize S/PDIF */
3509 outl(trident->spdif_bits, TRID_REG(trident, NX_SPCSTATUS));
3510 outb(trident->spdif_ctrl, TRID_REG(trident, NX_SPCTRL_SPCSO + 3));
3516 * initialize sis7018 chip
3518 static int snd_trident_sis_init(struct snd_trident *trident)
3522 if ((err = snd_trident_sis_reset(trident)) < 0)
3525 snd_trident_stop_all_voices(trident);
3527 /* initialize S/PDIF */
3528 outl(trident->spdif_bits, TRID_REG(trident, SI_SPDIF_CS));
3533 /*---------------------------------------------------------------------------
3536 Description: This routine will create the device specific class for
3537 the 4DWave card. It will also perform basic initialization.
3539 Parameters: card - which card to create
3540 pci - interface to PCI bus resource info
3541 dma1ptr - playback dma buffer
3542 dma2ptr - capture dma buffer
3543 irqptr - interrupt resource info
3545 Returns: 4DWave device class private data
3547 ---------------------------------------------------------------------------*/
3549 int snd_trident_create(struct snd_card *card,
3550 struct pci_dev *pci,
3552 int pcm_spdif_device,
3553 int max_wavetable_size,
3554 struct snd_trident ** rtrident)
3556 struct snd_trident *trident;
3558 struct snd_trident_voice *voice;
3559 struct snd_trident_pcm_mixer *tmix;
3560 static struct snd_device_ops ops = {
3561 .dev_free = snd_trident_dev_free,
3566 /* enable PCI device */
3567 if ((err = pci_enable_device(pci)) < 0)
3569 /* check, if we can restrict PCI DMA transfers to 30 bits */
3570 if (pci_set_dma_mask(pci, DMA_BIT_MASK(30)) < 0 ||
3571 pci_set_consistent_dma_mask(pci, DMA_BIT_MASK(30)) < 0) {
3573 "architecture does not support 30bit PCI busmaster DMA\n");
3574 pci_disable_device(pci);
3578 trident = kzalloc(sizeof(*trident), GFP_KERNEL);
3579 if (trident == NULL) {
3580 pci_disable_device(pci);
3583 trident->device = (pci->vendor << 16) | pci->device;
3584 trident->card = card;
3586 spin_lock_init(&trident->reg_lock);
3587 spin_lock_init(&trident->event_lock);
3588 spin_lock_init(&trident->voice_alloc);
3589 if (pcm_streams < 1)
3591 if (pcm_streams > 32)
3593 trident->ChanPCM = pcm_streams;
3594 if (max_wavetable_size < 0 )
3595 max_wavetable_size = 0;
3596 trident->synth.max_size = max_wavetable_size * 1024;
3599 trident->midi_port = TRID_REG(trident, T4D_MPU401_BASE);
3600 pci_set_master(pci);
3602 if ((err = pci_request_regions(pci, "Trident Audio")) < 0) {
3604 pci_disable_device(pci);
3607 trident->port = pci_resource_start(pci, 0);
3609 if (request_irq(pci->irq, snd_trident_interrupt, IRQF_SHARED,
3610 KBUILD_MODNAME, trident)) {
3611 dev_err(card->dev, "unable to grab IRQ %d\n", pci->irq);
3612 snd_trident_free(trident);
3615 trident->irq = pci->irq;
3617 /* allocate 16k-aligned TLB for NX cards */
3618 trident->tlb.entries = NULL;
3619 trident->tlb.buffer.area = NULL;
3620 if (trident->device == TRIDENT_DEVICE_ID_NX) {
3621 if ((err = snd_trident_tlb_alloc(trident)) < 0) {
3622 snd_trident_free(trident);
3627 trident->spdif_bits = trident->spdif_pcm_bits = SNDRV_PCM_DEFAULT_CON_SPDIF;
3629 /* initialize chip */
3630 switch (trident->device) {
3631 case TRIDENT_DEVICE_ID_DX:
3632 err = snd_trident_4d_dx_init(trident);
3634 case TRIDENT_DEVICE_ID_NX:
3635 err = snd_trident_4d_nx_init(trident);
3637 case TRIDENT_DEVICE_ID_SI7018:
3638 err = snd_trident_sis_init(trident);
3645 snd_trident_free(trident);
3649 if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, trident, &ops)) < 0) {
3650 snd_trident_free(trident);
3654 if ((err = snd_trident_mixer(trident, pcm_spdif_device)) < 0)
3657 /* initialise synth voices */
3658 for (i = 0; i < 64; i++) {
3659 voice = &trident->synth.voices[i];
3661 voice->trident = trident;
3663 /* initialize pcm mixer entries */
3664 for (i = 0; i < 32; i++) {
3665 tmix = &trident->pcm_mixer[i];
3666 tmix->vol = T4D_DEFAULT_PCM_VOL;
3667 tmix->pan = T4D_DEFAULT_PCM_PAN;
3668 tmix->rvol = T4D_DEFAULT_PCM_RVOL;
3669 tmix->cvol = T4D_DEFAULT_PCM_CVOL;
3672 snd_trident_enable_eso(trident);
3674 snd_trident_proc_init(trident);
3675 *rtrident = trident;
3679 /*---------------------------------------------------------------------------
3682 Description: This routine will free the device specific class for
3685 Parameters: trident - device specific private data for 4DWave card
3689 ---------------------------------------------------------------------------*/
3691 static int snd_trident_free(struct snd_trident *trident)
3693 snd_trident_free_gameport(trident);
3694 snd_trident_disable_eso(trident);
3695 // Disable S/PDIF out
3696 if (trident->device == TRIDENT_DEVICE_ID_NX)
3697 outb(0x00, TRID_REG(trident, NX_SPCTRL_SPCSO + 3));
3698 else if (trident->device == TRIDENT_DEVICE_ID_SI7018) {
3699 outl(0, TRID_REG(trident, SI_SERIAL_INTF_CTRL));
3701 if (trident->irq >= 0)
3702 free_irq(trident->irq, trident);
3703 if (trident->tlb.buffer.area) {
3704 outl(0, TRID_REG(trident, NX_TLBC));
3705 if (trident->tlb.memhdr)
3706 snd_util_memhdr_free(trident->tlb.memhdr);
3707 if (trident->tlb.silent_page.area)
3708 snd_dma_free_pages(&trident->tlb.silent_page);
3709 vfree(trident->tlb.shadow_entries);
3710 snd_dma_free_pages(&trident->tlb.buffer);
3712 pci_release_regions(trident->pci);
3713 pci_disable_device(trident->pci);
3718 /*---------------------------------------------------------------------------
3719 snd_trident_interrupt
3721 Description: ISR for Trident 4DWave device
3723 Parameters: trident - device specific private data for 4DWave card
3725 Problems: It seems that Trident chips generates interrupts more than
3726 one time in special cases. The spurious interrupts are
3727 detected via sample timer (T4D_STIMER) and computing
3728 corresponding delta value. The limits are detected with
3729 the method try & fail so it is possible that it won't
3730 work on all computers. [jaroslav]
3734 ---------------------------------------------------------------------------*/
3736 static irqreturn_t snd_trident_interrupt(int irq, void *dev_id)
3738 struct snd_trident *trident = dev_id;
3739 unsigned int audio_int, chn_int, stimer, channel, mask, tmp;
3741 struct snd_trident_voice *voice;
3743 audio_int = inl(TRID_REG(trident, T4D_MISCINT));
3744 if ((audio_int & (ADDRESS_IRQ|MPU401_IRQ)) == 0)
3746 if (audio_int & ADDRESS_IRQ) {
3747 // get interrupt status for all channels
3748 spin_lock(&trident->reg_lock);
3749 stimer = inl(TRID_REG(trident, T4D_STIMER)) & 0x00ffffff;
3750 chn_int = inl(TRID_REG(trident, T4D_AINT_A));
3753 outl(chn_int, TRID_REG(trident, T4D_AINT_A)); /* ack */
3755 chn_int = inl(TRID_REG(trident, T4D_AINT_B));
3758 for (channel = 63; channel >= 32; channel--) {
3759 mask = 1 << (channel&0x1f);
3760 if ((chn_int & mask) == 0)
3762 voice = &trident->synth.voices[channel];
3763 if (!voice->pcm || voice->substream == NULL) {
3764 outl(mask, TRID_REG(trident, T4D_STOP_B));
3767 delta = (int)stimer - (int)voice->stimer;
3770 if ((unsigned int)delta < voice->spurious_threshold) {
3771 /* do some statistics here */
3772 trident->spurious_irq_count++;
3773 if (trident->spurious_irq_max_delta < (unsigned int)delta)
3774 trident->spurious_irq_max_delta = delta;
3777 voice->stimer = stimer;
3779 if (!voice->isync3) {
3780 tmp = inw(TRID_REG(trident, T4D_SBBL_SBCL));
3781 if (trident->bDMAStart & 0x40)
3784 tmp = voice->isync_max - tmp;
3786 tmp = inl(TRID_REG(trident, NX_SPCTRL_SPCSO)) & 0x00ffffff;
3788 if (tmp < voice->isync_mark) {
3790 tmp = voice->isync_ESO - 7;
3792 tmp = voice->isync_ESO + 2;
3793 /* update ESO for IRQ voice to preserve sync */
3794 snd_trident_stop_voice(trident, voice->number);
3795 snd_trident_write_eso_reg(trident, voice, tmp);
3796 snd_trident_start_voice(trident, voice->number);
3798 } else if (voice->isync2) {
3800 /* write original ESO and update CSO for IRQ voice to preserve sync */
3801 snd_trident_stop_voice(trident, voice->number);
3802 snd_trident_write_cso_reg(trident, voice, voice->isync_mark);
3803 snd_trident_write_eso_reg(trident, voice, voice->ESO);
3804 snd_trident_start_voice(trident, voice->number);
3808 /* update CSO for extra voice to preserve sync */
3809 snd_trident_stop_voice(trident, voice->extra->number);
3810 snd_trident_write_cso_reg(trident, voice->extra, 0);
3811 snd_trident_start_voice(trident, voice->extra->number);
3814 spin_unlock(&trident->reg_lock);
3815 snd_pcm_period_elapsed(voice->substream);
3816 spin_lock(&trident->reg_lock);
3818 outl(chn_int, TRID_REG(trident, T4D_AINT_B)); /* ack */
3820 spin_unlock(&trident->reg_lock);
3822 if (audio_int & MPU401_IRQ) {
3823 if (trident->rmidi) {
3824 snd_mpu401_uart_interrupt(irq, trident->rmidi->private_data);
3826 inb(TRID_REG(trident, T4D_MPUR0));
3829 // outl((ST_TARGET_REACHED | MIXER_OVERFLOW | MIXER_UNDERFLOW), TRID_REG(trident, T4D_MISCINT));
3833 struct snd_trident_voice *snd_trident_alloc_voice(struct snd_trident * trident, int type, int client, int port)
3835 struct snd_trident_voice *pvoice;
3836 unsigned long flags;
3839 spin_lock_irqsave(&trident->voice_alloc, flags);
3840 if (type == SNDRV_TRIDENT_VOICE_TYPE_PCM) {
3841 idx = snd_trident_allocate_pcm_channel(trident);
3843 spin_unlock_irqrestore(&trident->voice_alloc, flags);
3846 pvoice = &trident->synth.voices[idx];
3849 pvoice->capture = 0;
3851 pvoice->memblk = NULL;
3852 pvoice->substream = NULL;
3853 spin_unlock_irqrestore(&trident->voice_alloc, flags);
3856 if (type == SNDRV_TRIDENT_VOICE_TYPE_SYNTH) {
3857 idx = snd_trident_allocate_synth_channel(trident);
3859 spin_unlock_irqrestore(&trident->voice_alloc, flags);
3862 pvoice = &trident->synth.voices[idx];
3865 pvoice->client = client;
3866 pvoice->port = port;
3867 pvoice->memblk = NULL;
3868 spin_unlock_irqrestore(&trident->voice_alloc, flags);
3871 if (type == SNDRV_TRIDENT_VOICE_TYPE_MIDI) {
3873 spin_unlock_irqrestore(&trident->voice_alloc, flags);
3877 EXPORT_SYMBOL(snd_trident_alloc_voice);
3879 void snd_trident_free_voice(struct snd_trident * trident, struct snd_trident_voice *voice)
3881 unsigned long flags;
3882 void (*private_free)(struct snd_trident_voice *);
3885 if (voice == NULL || !voice->use)
3887 snd_trident_clear_voices(trident, voice->number, voice->number);
3888 spin_lock_irqsave(&trident->voice_alloc, flags);
3889 private_free = voice->private_free;
3890 private_data = voice->private_data;
3891 voice->private_free = NULL;
3892 voice->private_data = NULL;
3894 snd_trident_free_pcm_channel(trident, voice->number);
3896 snd_trident_free_synth_channel(trident, voice->number);
3897 voice->use = voice->pcm = voice->synth = voice->midi = 0;
3898 voice->capture = voice->spdif = 0;
3899 voice->sample_ops = NULL;
3900 voice->substream = NULL;
3901 voice->extra = NULL;
3902 spin_unlock_irqrestore(&trident->voice_alloc, flags);
3904 private_free(voice);
3907 EXPORT_SYMBOL(snd_trident_free_voice);
3909 static void snd_trident_clear_voices(struct snd_trident * trident, unsigned short v_min, unsigned short v_max)
3911 unsigned int i, val, mask[2] = { 0, 0 };
3913 if (snd_BUG_ON(v_min > 63 || v_max > 63))
3915 for (i = v_min; i <= v_max; i++)
3916 mask[i >> 5] |= 1 << (i & 0x1f);
3918 outl(mask[0], TRID_REG(trident, T4D_STOP_A));
3919 val = inl(TRID_REG(trident, T4D_AINTEN_A));
3920 outl(val & ~mask[0], TRID_REG(trident, T4D_AINTEN_A));
3923 outl(mask[1], TRID_REG(trident, T4D_STOP_B));
3924 val = inl(TRID_REG(trident, T4D_AINTEN_B));
3925 outl(val & ~mask[1], TRID_REG(trident, T4D_AINTEN_B));
3929 #ifdef CONFIG_PM_SLEEP
3930 static int snd_trident_suspend(struct device *dev)
3932 struct pci_dev *pci = to_pci_dev(dev);
3933 struct snd_card *card = dev_get_drvdata(dev);
3934 struct snd_trident *trident = card->private_data;
3936 trident->in_suspend = 1;
3937 snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
3938 snd_pcm_suspend_all(trident->pcm);
3939 snd_pcm_suspend_all(trident->foldback);
3940 snd_pcm_suspend_all(trident->spdif);
3942 snd_ac97_suspend(trident->ac97);
3943 snd_ac97_suspend(trident->ac97_sec);
3945 pci_disable_device(pci);
3946 pci_save_state(pci);
3947 pci_set_power_state(pci, PCI_D3hot);
3951 static int snd_trident_resume(struct device *dev)
3953 struct pci_dev *pci = to_pci_dev(dev);
3954 struct snd_card *card = dev_get_drvdata(dev);
3955 struct snd_trident *trident = card->private_data;
3957 pci_set_power_state(pci, PCI_D0);
3958 pci_restore_state(pci);
3959 if (pci_enable_device(pci) < 0) {
3960 dev_err(dev, "pci_enable_device failed, disabling device\n");
3961 snd_card_disconnect(card);
3964 pci_set_master(pci);
3966 switch (trident->device) {
3967 case TRIDENT_DEVICE_ID_DX:
3968 snd_trident_4d_dx_init(trident);
3970 case TRIDENT_DEVICE_ID_NX:
3971 snd_trident_4d_nx_init(trident);
3973 case TRIDENT_DEVICE_ID_SI7018:
3974 snd_trident_sis_init(trident);
3978 snd_ac97_resume(trident->ac97);
3979 snd_ac97_resume(trident->ac97_sec);
3981 /* restore some registers */
3982 outl(trident->musicvol_wavevol, TRID_REG(trident, T4D_MUSICVOL_WAVEVOL));
3984 snd_trident_enable_eso(trident);
3986 snd_power_change_state(card, SNDRV_CTL_POWER_D0);
3987 trident->in_suspend = 0;
3991 SIMPLE_DEV_PM_OPS(snd_trident_pm, snd_trident_suspend, snd_trident_resume);
3992 #endif /* CONFIG_PM_SLEEP */