Merge branch 'upstream'
[linux-2.6] / sound / isa / sb / sb_mixer.c
1 /*
2  *  Copyright (c) by Jaroslav Kysela <perex@suse.cz>
3  *  Routines for Sound Blaster mixer control
4  *
5  *
6  *   This program is free software; you can redistribute it and/or modify
7  *   it under the terms of the GNU General Public License as published by
8  *   the Free Software Foundation; either version 2 of the License, or
9  *   (at your option) any later version.
10  *
11  *   This program is distributed in the hope that it will be useful,
12  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
13  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14  *   GNU General Public License for more details.
15  *
16  *   You should have received a copy of the GNU General Public License
17  *   along with this program; if not, write to the Free Software
18  *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
19  *
20  */
21
22 #include <sound/driver.h>
23 #include <asm/io.h>
24 #include <linux/delay.h>
25 #include <linux/time.h>
26 #include <sound/core.h>
27 #include <sound/sb.h>
28 #include <sound/control.h>
29
30 #undef IO_DEBUG
31
32 void snd_sbmixer_write(struct snd_sb *chip, unsigned char reg, unsigned char data)
33 {
34         outb(reg, SBP(chip, MIXER_ADDR));
35         udelay(10);
36         outb(data, SBP(chip, MIXER_DATA));
37         udelay(10);
38 #ifdef IO_DEBUG
39         snd_printk(KERN_DEBUG "mixer_write 0x%x 0x%x\n", reg, data);
40 #endif
41 }
42
43 unsigned char snd_sbmixer_read(struct snd_sb *chip, unsigned char reg)
44 {
45         unsigned char result;
46
47         outb(reg, SBP(chip, MIXER_ADDR));
48         udelay(10);
49         result = inb(SBP(chip, MIXER_DATA));
50         udelay(10);
51 #ifdef IO_DEBUG
52         snd_printk(KERN_DEBUG "mixer_read 0x%x 0x%x\n", reg, result);
53 #endif
54         return result;
55 }
56
57 /*
58  * Single channel mixer element
59  */
60
61 static int snd_sbmixer_info_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
62 {
63         int mask = (kcontrol->private_value >> 24) & 0xff;
64
65         uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER;
66         uinfo->count = 1;
67         uinfo->value.integer.min = 0;
68         uinfo->value.integer.max = mask;
69         return 0;
70 }
71
72 static int snd_sbmixer_get_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
73 {
74         struct snd_sb *sb = snd_kcontrol_chip(kcontrol);
75         unsigned long flags;
76         int reg = kcontrol->private_value & 0xff;
77         int shift = (kcontrol->private_value >> 16) & 0xff;
78         int mask = (kcontrol->private_value >> 24) & 0xff;
79         unsigned char val;
80
81         spin_lock_irqsave(&sb->mixer_lock, flags);
82         val = (snd_sbmixer_read(sb, reg) >> shift) & mask;
83         spin_unlock_irqrestore(&sb->mixer_lock, flags);
84         ucontrol->value.integer.value[0] = val;
85         return 0;
86 }
87
88 static int snd_sbmixer_put_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
89 {
90         struct snd_sb *sb = snd_kcontrol_chip(kcontrol);
91         unsigned long flags;
92         int reg = kcontrol->private_value & 0xff;
93         int shift = (kcontrol->private_value >> 16) & 0x07;
94         int mask = (kcontrol->private_value >> 24) & 0xff;
95         int change;
96         unsigned char val, oval;
97
98         val = (ucontrol->value.integer.value[0] & mask) << shift;
99         spin_lock_irqsave(&sb->mixer_lock, flags);
100         oval = snd_sbmixer_read(sb, reg);
101         val = (oval & ~(mask << shift)) | val;
102         change = val != oval;
103         if (change)
104                 snd_sbmixer_write(sb, reg, val);
105         spin_unlock_irqrestore(&sb->mixer_lock, flags);
106         return change;
107 }
108
109 /*
110  * Double channel mixer element
111  */
112
113 static int snd_sbmixer_info_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
114 {
115         int mask = (kcontrol->private_value >> 24) & 0xff;
116
117         uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER;
118         uinfo->count = 2;
119         uinfo->value.integer.min = 0;
120         uinfo->value.integer.max = mask;
121         return 0;
122 }
123
124 static int snd_sbmixer_get_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
125 {
126         struct snd_sb *sb = snd_kcontrol_chip(kcontrol);
127         unsigned long flags;
128         int left_reg = kcontrol->private_value & 0xff;
129         int right_reg = (kcontrol->private_value >> 8) & 0xff;
130         int left_shift = (kcontrol->private_value >> 16) & 0x07;
131         int right_shift = (kcontrol->private_value >> 19) & 0x07;
132         int mask = (kcontrol->private_value >> 24) & 0xff;
133         unsigned char left, right;
134
135         spin_lock_irqsave(&sb->mixer_lock, flags);
136         left = (snd_sbmixer_read(sb, left_reg) >> left_shift) & mask;
137         right = (snd_sbmixer_read(sb, right_reg) >> right_shift) & mask;
138         spin_unlock_irqrestore(&sb->mixer_lock, flags);
139         ucontrol->value.integer.value[0] = left;
140         ucontrol->value.integer.value[1] = right;
141         return 0;
142 }
143
144 static int snd_sbmixer_put_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
145 {
146         struct snd_sb *sb = snd_kcontrol_chip(kcontrol);
147         unsigned long flags;
148         int left_reg = kcontrol->private_value & 0xff;
149         int right_reg = (kcontrol->private_value >> 8) & 0xff;
150         int left_shift = (kcontrol->private_value >> 16) & 0x07;
151         int right_shift = (kcontrol->private_value >> 19) & 0x07;
152         int mask = (kcontrol->private_value >> 24) & 0xff;
153         int change;
154         unsigned char left, right, oleft, oright;
155
156         left = (ucontrol->value.integer.value[0] & mask) << left_shift;
157         right = (ucontrol->value.integer.value[1] & mask) << right_shift;
158         spin_lock_irqsave(&sb->mixer_lock, flags);
159         if (left_reg == right_reg) {
160                 oleft = snd_sbmixer_read(sb, left_reg);
161                 left = (oleft & ~((mask << left_shift) | (mask << right_shift))) | left | right;
162                 change = left != oleft;
163                 if (change)
164                         snd_sbmixer_write(sb, left_reg, left);
165         } else {
166                 oleft = snd_sbmixer_read(sb, left_reg);
167                 oright = snd_sbmixer_read(sb, right_reg);
168                 left = (oleft & ~(mask << left_shift)) | left;
169                 right = (oright & ~(mask << right_shift)) | right;
170                 change = left != oleft || right != oright;
171                 if (change) {
172                         snd_sbmixer_write(sb, left_reg, left);
173                         snd_sbmixer_write(sb, right_reg, right);
174                 }
175         }
176         spin_unlock_irqrestore(&sb->mixer_lock, flags);
177         return change;
178 }
179
180 /*
181  * DT-019x / ALS-007 capture/input switch
182  */
183
184 static int snd_dt019x_input_sw_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
185 {
186         static char *texts[5] = {
187                 "CD", "Mic", "Line", "Synth", "Master"
188         };
189
190         uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
191         uinfo->count = 1;
192         uinfo->value.enumerated.items = 5;
193         if (uinfo->value.enumerated.item > 4)
194                 uinfo->value.enumerated.item = 4;
195         strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]);
196         return 0;
197 }
198
199 static int snd_dt019x_input_sw_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
200 {
201         struct snd_sb *sb = snd_kcontrol_chip(kcontrol);
202         unsigned long flags;
203         unsigned char oval;
204         
205         spin_lock_irqsave(&sb->mixer_lock, flags);
206         oval = snd_sbmixer_read(sb, SB_DT019X_CAPTURE_SW);
207         spin_unlock_irqrestore(&sb->mixer_lock, flags);
208         switch (oval & 0x07) {
209         case SB_DT019X_CAP_CD:
210                 ucontrol->value.enumerated.item[0] = 0;
211                 break;
212         case SB_DT019X_CAP_MIC:
213                 ucontrol->value.enumerated.item[0] = 1;
214                 break;
215         case SB_DT019X_CAP_LINE:
216                 ucontrol->value.enumerated.item[0] = 2;
217                 break;
218         case SB_DT019X_CAP_MAIN:
219                 ucontrol->value.enumerated.item[0] = 4;
220                 break;
221         /* To record the synth on these cards you must record the main.   */
222         /* Thus SB_DT019X_CAP_SYNTH == SB_DT019X_CAP_MAIN and would cause */
223         /* duplicate case labels if left uncommented. */
224         /* case SB_DT019X_CAP_SYNTH:
225          *      ucontrol->value.enumerated.item[0] = 3;
226          *      break;
227          */
228         default:
229                 ucontrol->value.enumerated.item[0] = 4;
230                 break;
231         }
232         return 0;
233 }
234
235 static int snd_dt019x_input_sw_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
236 {
237         struct snd_sb *sb = snd_kcontrol_chip(kcontrol);
238         unsigned long flags;
239         int change;
240         unsigned char nval, oval;
241         
242         if (ucontrol->value.enumerated.item[0] > 4)
243                 return -EINVAL;
244         switch (ucontrol->value.enumerated.item[0]) {
245         case 0:
246                 nval = SB_DT019X_CAP_CD;
247                 break;
248         case 1:
249                 nval = SB_DT019X_CAP_MIC;
250                 break;
251         case 2:
252                 nval = SB_DT019X_CAP_LINE;
253                 break;
254         case 3:
255                 nval = SB_DT019X_CAP_SYNTH;
256                 break;
257         case 4:
258                 nval = SB_DT019X_CAP_MAIN;
259                 break;
260         default:
261                 nval = SB_DT019X_CAP_MAIN;
262         }
263         spin_lock_irqsave(&sb->mixer_lock, flags);
264         oval = snd_sbmixer_read(sb, SB_DT019X_CAPTURE_SW);
265         change = nval != oval;
266         if (change)
267                 snd_sbmixer_write(sb, SB_DT019X_CAPTURE_SW, nval);
268         spin_unlock_irqrestore(&sb->mixer_lock, flags);
269         return change;
270 }
271
272 /*
273  * SBPRO input multiplexer
274  */
275
276 static int snd_sb8mixer_info_mux(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
277 {
278         static char *texts[3] = {
279                 "Mic", "CD", "Line"
280         };
281
282         uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
283         uinfo->count = 1;
284         uinfo->value.enumerated.items = 3;
285         if (uinfo->value.enumerated.item > 2)
286                 uinfo->value.enumerated.item = 2;
287         strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]);
288         return 0;
289 }
290
291
292 static int snd_sb8mixer_get_mux(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
293 {
294         struct snd_sb *sb = snd_kcontrol_chip(kcontrol);
295         unsigned long flags;
296         unsigned char oval;
297         
298         spin_lock_irqsave(&sb->mixer_lock, flags);
299         oval = snd_sbmixer_read(sb, SB_DSP_CAPTURE_SOURCE);
300         spin_unlock_irqrestore(&sb->mixer_lock, flags);
301         switch ((oval >> 0x01) & 0x03) {
302         case SB_DSP_MIXS_CD:
303                 ucontrol->value.enumerated.item[0] = 1;
304                 break;
305         case SB_DSP_MIXS_LINE:
306                 ucontrol->value.enumerated.item[0] = 2;
307                 break;
308         default:
309                 ucontrol->value.enumerated.item[0] = 0;
310                 break;
311         }
312         return 0;
313 }
314
315 static int snd_sb8mixer_put_mux(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
316 {
317         struct snd_sb *sb = snd_kcontrol_chip(kcontrol);
318         unsigned long flags;
319         int change;
320         unsigned char nval, oval;
321         
322         if (ucontrol->value.enumerated.item[0] > 2)
323                 return -EINVAL;
324         switch (ucontrol->value.enumerated.item[0]) {
325         case 1:
326                 nval = SB_DSP_MIXS_CD;
327                 break;
328         case 2:
329                 nval = SB_DSP_MIXS_LINE;
330                 break;
331         default:
332                 nval = SB_DSP_MIXS_MIC;
333         }
334         nval <<= 1;
335         spin_lock_irqsave(&sb->mixer_lock, flags);
336         oval = snd_sbmixer_read(sb, SB_DSP_CAPTURE_SOURCE);
337         nval |= oval & ~0x06;
338         change = nval != oval;
339         if (change)
340                 snd_sbmixer_write(sb, SB_DSP_CAPTURE_SOURCE, nval);
341         spin_unlock_irqrestore(&sb->mixer_lock, flags);
342         return change;
343 }
344
345 /*
346  * SB16 input switch
347  */
348
349 static int snd_sb16mixer_info_input_sw(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
350 {
351         uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
352         uinfo->count = 4;
353         uinfo->value.integer.min = 0;
354         uinfo->value.integer.max = 1;
355         return 0;
356 }
357
358 static int snd_sb16mixer_get_input_sw(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
359 {
360         struct snd_sb *sb = snd_kcontrol_chip(kcontrol);
361         unsigned long flags;
362         int reg1 = kcontrol->private_value & 0xff;
363         int reg2 = (kcontrol->private_value >> 8) & 0xff;
364         int left_shift = (kcontrol->private_value >> 16) & 0x0f;
365         int right_shift = (kcontrol->private_value >> 24) & 0x0f;
366         unsigned char val1, val2;
367
368         spin_lock_irqsave(&sb->mixer_lock, flags);
369         val1 = snd_sbmixer_read(sb, reg1);
370         val2 = snd_sbmixer_read(sb, reg2);
371         spin_unlock_irqrestore(&sb->mixer_lock, flags);
372         ucontrol->value.integer.value[0] = (val1 >> left_shift) & 0x01;
373         ucontrol->value.integer.value[1] = (val2 >> left_shift) & 0x01;
374         ucontrol->value.integer.value[2] = (val1 >> right_shift) & 0x01;
375         ucontrol->value.integer.value[3] = (val2 >> right_shift) & 0x01;
376         return 0;
377 }                                                                                                                   
378
379 static int snd_sb16mixer_put_input_sw(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
380 {
381         struct snd_sb *sb = snd_kcontrol_chip(kcontrol);
382         unsigned long flags;
383         int reg1 = kcontrol->private_value & 0xff;
384         int reg2 = (kcontrol->private_value >> 8) & 0xff;
385         int left_shift = (kcontrol->private_value >> 16) & 0x0f;
386         int right_shift = (kcontrol->private_value >> 24) & 0x0f;
387         int change;
388         unsigned char val1, val2, oval1, oval2;
389
390         spin_lock_irqsave(&sb->mixer_lock, flags);
391         oval1 = snd_sbmixer_read(sb, reg1);
392         oval2 = snd_sbmixer_read(sb, reg2);
393         val1 = oval1 & ~((1 << left_shift) | (1 << right_shift));
394         val2 = oval2 & ~((1 << left_shift) | (1 << right_shift));
395         val1 |= (ucontrol->value.integer.value[0] & 1) << left_shift;
396         val2 |= (ucontrol->value.integer.value[1] & 1) << left_shift;
397         val1 |= (ucontrol->value.integer.value[2] & 1) << right_shift;
398         val2 |= (ucontrol->value.integer.value[3] & 1) << right_shift;
399         change = val1 != oval1 || val2 != oval2;
400         if (change) {
401                 snd_sbmixer_write(sb, reg1, val1);
402                 snd_sbmixer_write(sb, reg2, val2);
403         }
404         spin_unlock_irqrestore(&sb->mixer_lock, flags);
405         return change;
406 }
407
408
409 /*
410  */
411 /*
412  */
413 int snd_sbmixer_add_ctl(struct snd_sb *chip, const char *name, int index, int type, unsigned long value)
414 {
415         static struct snd_kcontrol_new newctls[] = {
416                 [SB_MIX_SINGLE] = {
417                         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
418                         .info = snd_sbmixer_info_single,
419                         .get = snd_sbmixer_get_single,
420                         .put = snd_sbmixer_put_single,
421                 },
422                 [SB_MIX_DOUBLE] = {
423                         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
424                         .info = snd_sbmixer_info_double,
425                         .get = snd_sbmixer_get_double,
426                         .put = snd_sbmixer_put_double,
427                 },
428                 [SB_MIX_INPUT_SW] = {
429                         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
430                         .info = snd_sb16mixer_info_input_sw,
431                         .get = snd_sb16mixer_get_input_sw,
432                         .put = snd_sb16mixer_put_input_sw,
433                 },
434                 [SB_MIX_CAPTURE_PRO] = {
435                         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
436                         .info = snd_sb8mixer_info_mux,
437                         .get = snd_sb8mixer_get_mux,
438                         .put = snd_sb8mixer_put_mux,
439                 },
440                 [SB_MIX_CAPTURE_DT019X] = {
441                         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
442                         .info = snd_dt019x_input_sw_info,
443                         .get = snd_dt019x_input_sw_get,
444                         .put = snd_dt019x_input_sw_put,
445                 },
446         };
447         struct snd_kcontrol *ctl;
448         int err;
449
450         ctl = snd_ctl_new1(&newctls[type], chip);
451         if (! ctl)
452                 return -ENOMEM;
453         strlcpy(ctl->id.name, name, sizeof(ctl->id.name));
454         ctl->id.index = index;
455         ctl->private_value = value;
456         if ((err = snd_ctl_add(chip->card, ctl)) < 0) {
457                 snd_ctl_free_one(ctl);
458                 return err;
459         }
460         return 0;
461 }
462
463 /*
464  * SB 2.0 specific mixer elements
465  */
466
467 static struct sbmix_elem snd_sb20_ctl_master_play_vol =
468         SB_SINGLE("Master Playback Volume", SB_DSP20_MASTER_DEV, 1, 7);
469 static struct sbmix_elem snd_sb20_ctl_pcm_play_vol =
470         SB_SINGLE("PCM Playback Volume", SB_DSP20_PCM_DEV, 1, 3);
471 static struct sbmix_elem snd_sb20_ctl_synth_play_vol =
472         SB_SINGLE("Synth Playback Volume", SB_DSP20_FM_DEV, 1, 7);
473 static struct sbmix_elem snd_sb20_ctl_cd_play_vol =
474         SB_SINGLE("CD Playback Volume", SB_DSP20_CD_DEV, 1, 7);
475
476 static struct sbmix_elem *snd_sb20_controls[] = {
477         &snd_sb20_ctl_master_play_vol,
478         &snd_sb20_ctl_pcm_play_vol,
479         &snd_sb20_ctl_synth_play_vol,
480         &snd_sb20_ctl_cd_play_vol
481 };
482
483 static unsigned char snd_sb20_init_values[][2] = {
484         { SB_DSP20_MASTER_DEV, 0 },
485         { SB_DSP20_FM_DEV, 0 },
486 };
487
488 /*
489  * SB Pro specific mixer elements
490  */
491 static struct sbmix_elem snd_sbpro_ctl_master_play_vol =
492         SB_DOUBLE("Master Playback Volume", SB_DSP_MASTER_DEV, SB_DSP_MASTER_DEV, 5, 1, 7);
493 static struct sbmix_elem snd_sbpro_ctl_pcm_play_vol =
494         SB_DOUBLE("PCM Playback Volume", SB_DSP_PCM_DEV, SB_DSP_PCM_DEV, 5, 1, 7);
495 static struct sbmix_elem snd_sbpro_ctl_pcm_play_filter =
496         SB_SINGLE("PCM Playback Filter", SB_DSP_PLAYBACK_FILT, 5, 1);
497 static struct sbmix_elem snd_sbpro_ctl_synth_play_vol =
498         SB_DOUBLE("Synth Playback Volume", SB_DSP_FM_DEV, SB_DSP_FM_DEV, 5, 1, 7);
499 static struct sbmix_elem snd_sbpro_ctl_cd_play_vol =
500         SB_DOUBLE("CD Playback Volume", SB_DSP_CD_DEV, SB_DSP_CD_DEV, 5, 1, 7);
501 static struct sbmix_elem snd_sbpro_ctl_line_play_vol =
502         SB_DOUBLE("Line Playback Volume", SB_DSP_LINE_DEV, SB_DSP_LINE_DEV, 5, 1, 7);
503 static struct sbmix_elem snd_sbpro_ctl_mic_play_vol =
504         SB_SINGLE("Mic Playback Volume", SB_DSP_MIC_DEV, 1, 3);
505 static struct sbmix_elem snd_sbpro_ctl_capture_source =
506         {
507                 .name = "Capture Source",
508                 .type = SB_MIX_CAPTURE_PRO
509         };
510 static struct sbmix_elem snd_sbpro_ctl_capture_filter =
511         SB_SINGLE("Capture Filter", SB_DSP_CAPTURE_FILT, 5, 1);
512 static struct sbmix_elem snd_sbpro_ctl_capture_low_filter =
513         SB_SINGLE("Capture Low-Pass Filter", SB_DSP_CAPTURE_FILT, 3, 1);
514
515 static struct sbmix_elem *snd_sbpro_controls[] = {
516         &snd_sbpro_ctl_master_play_vol,
517         &snd_sbpro_ctl_pcm_play_vol,
518         &snd_sbpro_ctl_pcm_play_filter,
519         &snd_sbpro_ctl_synth_play_vol,
520         &snd_sbpro_ctl_cd_play_vol,
521         &snd_sbpro_ctl_line_play_vol,
522         &snd_sbpro_ctl_mic_play_vol,
523         &snd_sbpro_ctl_capture_source,
524         &snd_sbpro_ctl_capture_filter,
525         &snd_sbpro_ctl_capture_low_filter
526 };
527
528 static unsigned char snd_sbpro_init_values[][2] = {
529         { SB_DSP_MASTER_DEV, 0 },
530         { SB_DSP_PCM_DEV, 0 },
531         { SB_DSP_FM_DEV, 0 },
532 };
533
534 /*
535  * SB16 specific mixer elements
536  */
537 static struct sbmix_elem snd_sb16_ctl_master_play_vol =
538         SB_DOUBLE("Master Playback Volume", SB_DSP4_MASTER_DEV, (SB_DSP4_MASTER_DEV + 1), 3, 3, 31);
539 static struct sbmix_elem snd_sb16_ctl_3d_enhance_switch =
540         SB_SINGLE("3D Enhancement Switch", SB_DSP4_3DSE, 0, 1);
541 static struct sbmix_elem snd_sb16_ctl_tone_bass =
542         SB_DOUBLE("Tone Control - Bass", SB_DSP4_BASS_DEV, (SB_DSP4_BASS_DEV + 1), 4, 4, 15);
543 static struct sbmix_elem snd_sb16_ctl_tone_treble =
544         SB_DOUBLE("Tone Control - Treble", SB_DSP4_TREBLE_DEV, (SB_DSP4_TREBLE_DEV + 1), 4, 4, 15);
545 static struct sbmix_elem snd_sb16_ctl_pcm_play_vol =
546         SB_DOUBLE("PCM Playback Volume", SB_DSP4_PCM_DEV, (SB_DSP4_PCM_DEV + 1), 3, 3, 31);
547 static struct sbmix_elem snd_sb16_ctl_synth_capture_route =
548         SB16_INPUT_SW("Synth Capture Route", SB_DSP4_INPUT_LEFT, SB_DSP4_INPUT_RIGHT, 6, 5);
549 static struct sbmix_elem snd_sb16_ctl_synth_play_vol =
550         SB_DOUBLE("Synth Playback Volume", SB_DSP4_SYNTH_DEV, (SB_DSP4_SYNTH_DEV + 1), 3, 3, 31);
551 static struct sbmix_elem snd_sb16_ctl_cd_capture_route =
552         SB16_INPUT_SW("CD Capture Route", SB_DSP4_INPUT_LEFT, SB_DSP4_INPUT_RIGHT, 2, 1);
553 static struct sbmix_elem snd_sb16_ctl_cd_play_switch =
554         SB_DOUBLE("CD Playback Switch", SB_DSP4_OUTPUT_SW, SB_DSP4_OUTPUT_SW, 2, 1, 1);
555 static struct sbmix_elem snd_sb16_ctl_cd_play_vol =
556         SB_DOUBLE("CD Playback Volume", SB_DSP4_CD_DEV, (SB_DSP4_CD_DEV + 1), 3, 3, 31);
557 static struct sbmix_elem snd_sb16_ctl_line_capture_route =
558         SB16_INPUT_SW("Line Capture Route", SB_DSP4_INPUT_LEFT, SB_DSP4_INPUT_RIGHT, 4, 3);
559 static struct sbmix_elem snd_sb16_ctl_line_play_switch =
560         SB_DOUBLE("Line Playback Switch", SB_DSP4_OUTPUT_SW, SB_DSP4_OUTPUT_SW, 4, 3, 1);
561 static struct sbmix_elem snd_sb16_ctl_line_play_vol =
562         SB_DOUBLE("Line Playback Volume", SB_DSP4_LINE_DEV, (SB_DSP4_LINE_DEV + 1), 3, 3, 31);
563 static struct sbmix_elem snd_sb16_ctl_mic_capture_route =
564         SB16_INPUT_SW("Mic Capture Route", SB_DSP4_INPUT_LEFT, SB_DSP4_INPUT_RIGHT, 0, 0);
565 static struct sbmix_elem snd_sb16_ctl_mic_play_switch =
566         SB_SINGLE("Mic Playback Switch", SB_DSP4_OUTPUT_SW, 0, 1);
567 static struct sbmix_elem snd_sb16_ctl_mic_play_vol =
568         SB_SINGLE("Mic Playback Volume", SB_DSP4_MIC_DEV, 3, 31);
569 static struct sbmix_elem snd_sb16_ctl_pc_speaker_vol =
570         SB_SINGLE("PC Speaker Volume", SB_DSP4_SPEAKER_DEV, 6, 3);
571 static struct sbmix_elem snd_sb16_ctl_capture_vol =
572         SB_DOUBLE("Capture Volume", SB_DSP4_IGAIN_DEV, (SB_DSP4_IGAIN_DEV + 1), 6, 6, 3);
573 static struct sbmix_elem snd_sb16_ctl_play_vol =
574         SB_DOUBLE("Playback Volume", SB_DSP4_OGAIN_DEV, (SB_DSP4_OGAIN_DEV + 1), 6, 6, 3);
575 static struct sbmix_elem snd_sb16_ctl_auto_mic_gain =
576         SB_SINGLE("Mic Auto Gain", SB_DSP4_MIC_AGC, 0, 1);
577
578 static struct sbmix_elem *snd_sb16_controls[] = {
579         &snd_sb16_ctl_master_play_vol,
580         &snd_sb16_ctl_3d_enhance_switch,
581         &snd_sb16_ctl_tone_bass,
582         &snd_sb16_ctl_tone_treble,
583         &snd_sb16_ctl_pcm_play_vol,
584         &snd_sb16_ctl_synth_capture_route,
585         &snd_sb16_ctl_synth_play_vol,
586         &snd_sb16_ctl_cd_capture_route,
587         &snd_sb16_ctl_cd_play_switch,
588         &snd_sb16_ctl_cd_play_vol,
589         &snd_sb16_ctl_line_capture_route,
590         &snd_sb16_ctl_line_play_switch,
591         &snd_sb16_ctl_line_play_vol,
592         &snd_sb16_ctl_mic_capture_route,
593         &snd_sb16_ctl_mic_play_switch,
594         &snd_sb16_ctl_mic_play_vol,
595         &snd_sb16_ctl_pc_speaker_vol,
596         &snd_sb16_ctl_capture_vol,
597         &snd_sb16_ctl_play_vol,
598         &snd_sb16_ctl_auto_mic_gain
599 };
600
601 static unsigned char snd_sb16_init_values[][2] = {
602         { SB_DSP4_MASTER_DEV + 0, 0 },
603         { SB_DSP4_MASTER_DEV + 1, 0 },
604         { SB_DSP4_PCM_DEV + 0, 0 },
605         { SB_DSP4_PCM_DEV + 1, 0 },
606         { SB_DSP4_SYNTH_DEV + 0, 0 },
607         { SB_DSP4_SYNTH_DEV + 1, 0 },
608         { SB_DSP4_INPUT_LEFT, 0 },
609         { SB_DSP4_INPUT_RIGHT, 0 },
610         { SB_DSP4_OUTPUT_SW, 0 },
611         { SB_DSP4_SPEAKER_DEV, 0 },
612 };
613
614 /*
615  * DT019x specific mixer elements
616  */
617 static struct sbmix_elem snd_dt019x_ctl_master_play_vol =
618         SB_DOUBLE("Master Playback Volume", SB_DT019X_MASTER_DEV, SB_DT019X_MASTER_DEV, 4,0, 15);
619 static struct sbmix_elem snd_dt019x_ctl_pcm_play_vol =
620         SB_DOUBLE("PCM Playback Volume", SB_DT019X_PCM_DEV, SB_DT019X_PCM_DEV, 4,0, 15);
621 static struct sbmix_elem snd_dt019x_ctl_synth_play_vol =
622         SB_DOUBLE("Synth Playback Volume", SB_DT019X_SYNTH_DEV, SB_DT019X_SYNTH_DEV, 4,0, 15);
623 static struct sbmix_elem snd_dt019x_ctl_cd_play_vol =
624         SB_DOUBLE("CD Playback Volume", SB_DT019X_CD_DEV, SB_DT019X_CD_DEV, 4,0, 15);
625 static struct sbmix_elem snd_dt019x_ctl_mic_play_vol =
626         SB_SINGLE("Mic Playback Volume", SB_DT019X_MIC_DEV, 4, 7);
627 static struct sbmix_elem snd_dt019x_ctl_pc_speaker_vol =
628         SB_SINGLE("PC Speaker Volume", SB_DT019X_SPKR_DEV, 0,  7);
629 static struct sbmix_elem snd_dt019x_ctl_line_play_vol =
630         SB_DOUBLE("Line Playback Volume", SB_DT019X_LINE_DEV, SB_DT019X_LINE_DEV, 4,0, 15);
631 static struct sbmix_elem snd_dt019x_ctl_pcm_play_switch =
632         SB_DOUBLE("PCM Playback Switch", SB_DT019X_OUTPUT_SW2, SB_DT019X_OUTPUT_SW2, 2,1, 1);
633 static struct sbmix_elem snd_dt019x_ctl_synth_play_switch =
634         SB_DOUBLE("Synth Playback Switch", SB_DT019X_OUTPUT_SW2, SB_DT019X_OUTPUT_SW2, 4,3, 1);
635 static struct sbmix_elem snd_dt019x_ctl_capture_source =
636         {
637                 .name = "Capture Source",
638                 .type = SB_MIX_CAPTURE_DT019X
639         };
640
641 static struct sbmix_elem *snd_dt019x_controls[] = {
642         &snd_dt019x_ctl_master_play_vol,
643         &snd_dt019x_ctl_pcm_play_vol,
644         &snd_dt019x_ctl_synth_play_vol,
645         &snd_dt019x_ctl_cd_play_vol,
646         &snd_dt019x_ctl_mic_play_vol,
647         &snd_dt019x_ctl_pc_speaker_vol,
648         &snd_dt019x_ctl_line_play_vol,
649         &snd_sb16_ctl_mic_play_switch,
650         &snd_sb16_ctl_cd_play_switch,
651         &snd_sb16_ctl_line_play_switch,
652         &snd_dt019x_ctl_pcm_play_switch,
653         &snd_dt019x_ctl_synth_play_switch,
654         &snd_dt019x_ctl_capture_source
655 };
656
657 static unsigned char snd_dt019x_init_values[][2] = {
658         { SB_DT019X_MASTER_DEV, 0 },
659         { SB_DT019X_PCM_DEV, 0 },
660         { SB_DT019X_SYNTH_DEV, 0 },
661         { SB_DT019X_CD_DEV, 0 },
662         { SB_DT019X_MIC_DEV, 0 },       /* Includes PC-speaker in high nibble */
663         { SB_DT019X_LINE_DEV, 0 },
664         { SB_DSP4_OUTPUT_SW, 0 },
665         { SB_DT019X_OUTPUT_SW2, 0 },
666         { SB_DT019X_CAPTURE_SW, 0x06 },
667 };
668
669 /*
670  * ALS4000 specific mixer elements
671  */
672 /* FIXME: SB_ALS4000_MONO_IO_CTRL needs output select ctrl! */
673 static struct sbmix_elem snd_als4000_ctl_master_mono_playback_switch =
674         SB_SINGLE("Master Mono Playback Switch", SB_ALS4000_MONO_IO_CTRL, 5, 1);
675 static struct sbmix_elem snd_als4000_ctl_master_mono_capture_route =
676         SB_SINGLE("Master Mono Capture Route", SB_ALS4000_MONO_IO_CTRL, 6, 0x03);
677 /* FIXME: mono playback switch also available on DT019X? */
678 static struct sbmix_elem snd_als4000_ctl_mono_playback_switch =
679         SB_SINGLE("Mono Playback Switch", SB_DT019X_OUTPUT_SW2, 0, 1);
680 static struct sbmix_elem snd_als4000_ctl_mic_20db_boost =
681         SB_SINGLE("Mic Boost (+20dB)", SB_ALS4000_MIC_IN_GAIN, 0, 0x03);
682 static struct sbmix_elem snd_als4000_ctl_mixer_loopback =
683         SB_SINGLE("Analog Loopback", SB_ALS4000_MIC_IN_GAIN, 7, 0x01);
684 /* FIXME: functionality of 3D controls might be swapped, I didn't find
685  * a description of how to identify what is supposed to be what */
686 static struct sbmix_elem snd_als4000_3d_control_switch =
687         SB_SINGLE("3D Control - Switch", SB_ALS4000_3D_SND_FX, 6, 0x01);
688 static struct sbmix_elem snd_als4000_3d_control_ratio =
689         SB_SINGLE("3D Control - Level", SB_ALS4000_3D_SND_FX, 0, 0x07);
690 static struct sbmix_elem snd_als4000_3d_control_freq =
691         /* FIXME: maybe there's actually some standard 3D ctrl name for it?? */
692         SB_SINGLE("3D Control - Freq", SB_ALS4000_3D_SND_FX, 4, 0x03);
693 static struct sbmix_elem snd_als4000_3d_control_delay =
694         /* FIXME: ALS4000a.pdf mentions BBD (Bucket Brigade Device) time delay,
695          * but what ALSA 3D attribute is that actually? "Center", "Depth",
696          * "Wide" or "Space" or even "Level"? Assuming "Wide" for now... */
697         SB_SINGLE("3D Control - Wide", SB_ALS4000_3D_TIME_DELAY, 0, 0x0f);
698 static struct sbmix_elem snd_als4000_3d_control_poweroff_switch =
699         SB_SINGLE("3D PowerOff Switch", SB_ALS4000_3D_TIME_DELAY, 4, 0x01);
700 #ifdef NOT_AVAILABLE
701 static struct sbmix_elem snd_als4000_ctl_fmdac =
702         SB_SINGLE("FMDAC Switch (Option ?)", SB_ALS4000_FMDAC, 0, 0x01);
703 static struct sbmix_elem snd_als4000_ctl_qsound =
704         SB_SINGLE("QSound Mode", SB_ALS4000_QSOUND, 1, 0x1f);
705 #endif
706
707 static struct sbmix_elem *snd_als4000_controls[] = {
708         &snd_sb16_ctl_master_play_vol,
709         &snd_dt019x_ctl_pcm_play_switch,
710         &snd_sb16_ctl_pcm_play_vol,
711         &snd_sb16_ctl_synth_capture_route,
712         &snd_dt019x_ctl_synth_play_switch,
713         &snd_sb16_ctl_synth_play_vol,
714         &snd_sb16_ctl_cd_capture_route,
715         &snd_sb16_ctl_cd_play_switch,
716         &snd_sb16_ctl_cd_play_vol,
717         &snd_sb16_ctl_line_capture_route,
718         &snd_sb16_ctl_line_play_switch,
719         &snd_sb16_ctl_line_play_vol,
720         &snd_sb16_ctl_mic_capture_route,
721         &snd_als4000_ctl_mic_20db_boost,
722         &snd_sb16_ctl_auto_mic_gain,
723         &snd_sb16_ctl_mic_play_switch,
724         &snd_sb16_ctl_mic_play_vol,
725         &snd_sb16_ctl_pc_speaker_vol,
726         &snd_sb16_ctl_capture_vol,
727         &snd_sb16_ctl_play_vol,
728         &snd_als4000_ctl_master_mono_playback_switch,
729         &snd_als4000_ctl_master_mono_capture_route,
730         &snd_als4000_ctl_mono_playback_switch,
731         &snd_als4000_ctl_mixer_loopback,
732         &snd_als4000_3d_control_switch,
733         &snd_als4000_3d_control_ratio,
734         &snd_als4000_3d_control_freq,
735         &snd_als4000_3d_control_delay,
736         &snd_als4000_3d_control_poweroff_switch,
737 #ifdef NOT_AVAILABLE
738         &snd_als4000_ctl_fmdac,
739         &snd_als4000_ctl_qsound,
740 #endif
741 };
742
743 static unsigned char snd_als4000_init_values[][2] = {
744         { SB_DSP4_MASTER_DEV + 0, 0 },
745         { SB_DSP4_MASTER_DEV + 1, 0 },
746         { SB_DSP4_PCM_DEV + 0, 0 },
747         { SB_DSP4_PCM_DEV + 1, 0 },
748         { SB_DSP4_SYNTH_DEV + 0, 0 },
749         { SB_DSP4_SYNTH_DEV + 1, 0 },
750         { SB_DSP4_SPEAKER_DEV, 0 },
751         { SB_DSP4_OUTPUT_SW, 0 },
752         { SB_DSP4_INPUT_LEFT, 0 },
753         { SB_DSP4_INPUT_RIGHT, 0 },
754         { SB_DT019X_OUTPUT_SW2, 0 },
755         { SB_ALS4000_MIC_IN_GAIN, 0 },
756 };
757
758
759 /*
760  */
761 static int snd_sbmixer_init(struct snd_sb *chip,
762                             struct sbmix_elem **controls,
763                             int controls_count,
764                             unsigned char map[][2],
765                             int map_count,
766                             char *name)
767 {
768         unsigned long flags;
769         struct snd_card *card = chip->card;
770         int idx, err;
771
772         /* mixer reset */
773         spin_lock_irqsave(&chip->mixer_lock, flags);
774         snd_sbmixer_write(chip, 0x00, 0x00);
775         spin_unlock_irqrestore(&chip->mixer_lock, flags);
776
777         /* mute and zero volume channels */
778         for (idx = 0; idx < map_count; idx++) {
779                 spin_lock_irqsave(&chip->mixer_lock, flags);
780                 snd_sbmixer_write(chip, map[idx][0], map[idx][1]);
781                 spin_unlock_irqrestore(&chip->mixer_lock, flags);
782         }
783
784         for (idx = 0; idx < controls_count; idx++) {
785                 if ((err = snd_sbmixer_add_ctl_elem(chip, controls[idx])) < 0)
786                         return err;
787         }
788         snd_component_add(card, name);
789         strcpy(card->mixername, name);
790         return 0;
791 }
792
793 int snd_sbmixer_new(struct snd_sb *chip)
794 {
795         struct snd_card *card;
796         int err;
797
798         snd_assert(chip != NULL && chip->card != NULL, return -EINVAL);
799
800         card = chip->card;
801
802         switch (chip->hardware) {
803         case SB_HW_10:
804                 return 0; /* no mixer chip on SB1.x */
805         case SB_HW_20:
806         case SB_HW_201:
807                 if ((err = snd_sbmixer_init(chip,
808                                             snd_sb20_controls,
809                                             ARRAY_SIZE(snd_sb20_controls),
810                                             snd_sb20_init_values,
811                                             ARRAY_SIZE(snd_sb20_init_values),
812                                             "CTL1335")) < 0)
813                         return err;
814                 break;
815         case SB_HW_PRO:
816                 if ((err = snd_sbmixer_init(chip,
817                                             snd_sbpro_controls,
818                                             ARRAY_SIZE(snd_sbpro_controls),
819                                             snd_sbpro_init_values,
820                                             ARRAY_SIZE(snd_sbpro_init_values),
821                                             "CTL1345")) < 0)
822                         return err;
823                 break;
824         case SB_HW_16:
825         case SB_HW_ALS100:
826                 if ((err = snd_sbmixer_init(chip,
827                                             snd_sb16_controls,
828                                             ARRAY_SIZE(snd_sb16_controls),
829                                             snd_sb16_init_values,
830                                             ARRAY_SIZE(snd_sb16_init_values),
831                                             "CTL1745")) < 0)
832                         return err;
833                 break;
834         case SB_HW_ALS4000:
835                 if ((err = snd_sbmixer_init(chip,
836                                             snd_als4000_controls,
837                                             ARRAY_SIZE(snd_als4000_controls),
838                                             snd_als4000_init_values,
839                                             ARRAY_SIZE(snd_als4000_init_values),
840                                             "ALS4000")) < 0)
841                         return err;
842                 break;
843         case SB_HW_DT019X:
844                 if ((err = snd_sbmixer_init(chip,
845                                             snd_dt019x_controls,
846                                             ARRAY_SIZE(snd_dt019x_controls),
847                                             snd_dt019x_init_values,
848                                             ARRAY_SIZE(snd_dt019x_init_values),
849                                             "DT019X")) < 0)
850                 break;
851         default:
852                 strcpy(card->mixername, "???");
853         }
854         return 0;
855 }
856
857 #ifdef CONFIG_PM
858 static unsigned char sb20_saved_regs[] = {
859         SB_DSP20_MASTER_DEV,
860         SB_DSP20_PCM_DEV,
861         SB_DSP20_FM_DEV,
862         SB_DSP20_CD_DEV,
863 };
864
865 static unsigned char sbpro_saved_regs[] = {
866         SB_DSP_MASTER_DEV,
867         SB_DSP_PCM_DEV,
868         SB_DSP_PLAYBACK_FILT,
869         SB_DSP_FM_DEV,
870         SB_DSP_CD_DEV,
871         SB_DSP_LINE_DEV,
872         SB_DSP_MIC_DEV,
873         SB_DSP_CAPTURE_SOURCE,
874         SB_DSP_CAPTURE_FILT,
875 };
876
877 static unsigned char sb16_saved_regs[] = {
878         SB_DSP4_MASTER_DEV, SB_DSP4_MASTER_DEV + 1,
879         SB_DSP4_3DSE,
880         SB_DSP4_BASS_DEV, SB_DSP4_BASS_DEV + 1,
881         SB_DSP4_TREBLE_DEV, SB_DSP4_TREBLE_DEV + 1,
882         SB_DSP4_PCM_DEV, SB_DSP4_PCM_DEV + 1,
883         SB_DSP4_INPUT_LEFT, SB_DSP4_INPUT_RIGHT,
884         SB_DSP4_SYNTH_DEV, SB_DSP4_SYNTH_DEV + 1,
885         SB_DSP4_OUTPUT_SW,
886         SB_DSP4_CD_DEV, SB_DSP4_CD_DEV + 1,
887         SB_DSP4_LINE_DEV, SB_DSP4_LINE_DEV + 1,
888         SB_DSP4_MIC_DEV,
889         SB_DSP4_SPEAKER_DEV,
890         SB_DSP4_IGAIN_DEV, SB_DSP4_IGAIN_DEV + 1,
891         SB_DSP4_OGAIN_DEV, SB_DSP4_OGAIN_DEV + 1,
892         SB_DSP4_MIC_AGC
893 };
894
895 static unsigned char dt019x_saved_regs[] = {
896         SB_DT019X_MASTER_DEV,
897         SB_DT019X_PCM_DEV,
898         SB_DT019X_SYNTH_DEV,
899         SB_DT019X_CD_DEV,
900         SB_DT019X_MIC_DEV,
901         SB_DT019X_SPKR_DEV,
902         SB_DT019X_LINE_DEV,
903         SB_DSP4_OUTPUT_SW,
904         SB_DT019X_OUTPUT_SW2,
905         SB_DT019X_CAPTURE_SW,
906 };
907
908 static unsigned char als4000_saved_regs[] = {
909         SB_DSP4_MASTER_DEV, SB_DSP4_MASTER_DEV + 1,
910         SB_DSP4_OUTPUT_SW,
911         SB_DSP4_PCM_DEV, SB_DSP4_PCM_DEV + 1,
912         SB_DSP4_INPUT_LEFT, SB_DSP4_INPUT_RIGHT,
913         SB_DSP4_SYNTH_DEV, SB_DSP4_SYNTH_DEV + 1,
914         SB_DSP4_CD_DEV, SB_DSP4_CD_DEV + 1,
915         SB_DSP4_MIC_AGC,
916         SB_DSP4_MIC_DEV,
917         SB_DSP4_SPEAKER_DEV,
918         SB_DSP4_IGAIN_DEV, SB_DSP4_IGAIN_DEV + 1,
919         SB_DSP4_OGAIN_DEV, SB_DSP4_OGAIN_DEV + 1,
920         SB_DT019X_OUTPUT_SW2,
921         SB_ALS4000_MONO_IO_CTRL,
922         SB_ALS4000_MIC_IN_GAIN,
923         SB_ALS4000_3D_SND_FX,
924         SB_ALS4000_3D_TIME_DELAY,
925 };
926
927 static void save_mixer(struct snd_sb *chip, unsigned char *regs, int num_regs)
928 {
929         unsigned char *val = chip->saved_regs;
930         snd_assert(num_regs > ARRAY_SIZE(chip->saved_regs), return);
931         for (; num_regs; num_regs--)
932                 *val++ = snd_sbmixer_read(chip, *regs++);
933 }
934
935 static void restore_mixer(struct snd_sb *chip, unsigned char *regs, int num_regs)
936 {
937         unsigned char *val = chip->saved_regs;
938         snd_assert(num_regs > ARRAY_SIZE(chip->saved_regs), return);
939         for (; num_regs; num_regs--)
940                 snd_sbmixer_write(chip, *regs++, *val++);
941 }
942
943 void snd_sbmixer_suspend(struct snd_sb *chip)
944 {
945         switch (chip->hardware) {
946         case SB_HW_20:
947         case SB_HW_201:
948                 save_mixer(chip, sb20_saved_regs, ARRAY_SIZE(sb20_saved_regs));
949                 break;
950         case SB_HW_PRO:
951                 save_mixer(chip, sbpro_saved_regs, ARRAY_SIZE(sbpro_saved_regs));
952                 break;
953         case SB_HW_16:
954         case SB_HW_ALS100:
955                 save_mixer(chip, sb16_saved_regs, ARRAY_SIZE(sb16_saved_regs));
956                 break;
957         case SB_HW_ALS4000:
958                 save_mixer(chip, als4000_saved_regs, ARRAY_SIZE(als4000_saved_regs));
959                 break;
960         case SB_HW_DT019X:
961                 save_mixer(chip, dt019x_saved_regs, ARRAY_SIZE(dt019x_saved_regs));
962                 break;
963         default:
964                 break;
965         }
966 }
967
968 void snd_sbmixer_resume(struct snd_sb *chip)
969 {
970         switch (chip->hardware) {
971         case SB_HW_20:
972         case SB_HW_201:
973                 restore_mixer(chip, sb20_saved_regs, ARRAY_SIZE(sb20_saved_regs));
974                 break;
975         case SB_HW_PRO:
976                 restore_mixer(chip, sbpro_saved_regs, ARRAY_SIZE(sbpro_saved_regs));
977                 break;
978         case SB_HW_16:
979         case SB_HW_ALS100:
980                 restore_mixer(chip, sb16_saved_regs, ARRAY_SIZE(sb16_saved_regs));
981                 break;
982         case SB_HW_ALS4000:
983                 restore_mixer(chip, als4000_saved_regs, ARRAY_SIZE(als4000_saved_regs));
984                 break;
985         case SB_HW_DT019X:
986                 restore_mixer(chip, dt019x_saved_regs, ARRAY_SIZE(dt019x_saved_regs));
987                 break;
988         default:
989                 break;
990         }
991 }
992 #endif