x86, rwsem: Minor cleanups
[sfrench/cifs-2.6.git] / sound / isa / sb / sb_mixer.c
1 /*
2  *  Copyright (c) by Jaroslav Kysela <perex@perex.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 <asm/io.h>
23 #include <linux/delay.h>
24 #include <linux/time.h>
25 #include <sound/core.h>
26 #include <sound/sb.h>
27 #include <sound/control.h>
28
29 #undef IO_DEBUG
30
31 void snd_sbmixer_write(struct snd_sb *chip, unsigned char reg, unsigned char data)
32 {
33         outb(reg, SBP(chip, MIXER_ADDR));
34         udelay(10);
35         outb(data, SBP(chip, MIXER_DATA));
36         udelay(10);
37 #ifdef IO_DEBUG
38         snd_printk(KERN_DEBUG "mixer_write 0x%x 0x%x\n", reg, data);
39 #endif
40 }
41
42 unsigned char snd_sbmixer_read(struct snd_sb *chip, unsigned char reg)
43 {
44         unsigned char result;
45
46         outb(reg, SBP(chip, MIXER_ADDR));
47         udelay(10);
48         result = inb(SBP(chip, MIXER_DATA));
49         udelay(10);
50 #ifdef IO_DEBUG
51         snd_printk(KERN_DEBUG "mixer_read 0x%x 0x%x\n", reg, result);
52 #endif
53         return result;
54 }
55
56 /*
57  * Single channel mixer element
58  */
59
60 static int snd_sbmixer_info_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
61 {
62         int mask = (kcontrol->private_value >> 24) & 0xff;
63
64         uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER;
65         uinfo->count = 1;
66         uinfo->value.integer.min = 0;
67         uinfo->value.integer.max = mask;
68         return 0;
69 }
70
71 static int snd_sbmixer_get_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
72 {
73         struct snd_sb *sb = snd_kcontrol_chip(kcontrol);
74         unsigned long flags;
75         int reg = kcontrol->private_value & 0xff;
76         int shift = (kcontrol->private_value >> 16) & 0xff;
77         int mask = (kcontrol->private_value >> 24) & 0xff;
78         unsigned char val;
79
80         spin_lock_irqsave(&sb->mixer_lock, flags);
81         val = (snd_sbmixer_read(sb, reg) >> shift) & mask;
82         spin_unlock_irqrestore(&sb->mixer_lock, flags);
83         ucontrol->value.integer.value[0] = val;
84         return 0;
85 }
86
87 static int snd_sbmixer_put_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
88 {
89         struct snd_sb *sb = snd_kcontrol_chip(kcontrol);
90         unsigned long flags;
91         int reg = kcontrol->private_value & 0xff;
92         int shift = (kcontrol->private_value >> 16) & 0x07;
93         int mask = (kcontrol->private_value >> 24) & 0xff;
94         int change;
95         unsigned char val, oval;
96
97         val = (ucontrol->value.integer.value[0] & mask) << shift;
98         spin_lock_irqsave(&sb->mixer_lock, flags);
99         oval = snd_sbmixer_read(sb, reg);
100         val = (oval & ~(mask << shift)) | val;
101         change = val != oval;
102         if (change)
103                 snd_sbmixer_write(sb, reg, val);
104         spin_unlock_irqrestore(&sb->mixer_lock, flags);
105         return change;
106 }
107
108 /*
109  * Double channel mixer element
110  */
111
112 static int snd_sbmixer_info_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
113 {
114         int mask = (kcontrol->private_value >> 24) & 0xff;
115
116         uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER;
117         uinfo->count = 2;
118         uinfo->value.integer.min = 0;
119         uinfo->value.integer.max = mask;
120         return 0;
121 }
122
123 static int snd_sbmixer_get_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
124 {
125         struct snd_sb *sb = snd_kcontrol_chip(kcontrol);
126         unsigned long flags;
127         int left_reg = kcontrol->private_value & 0xff;
128         int right_reg = (kcontrol->private_value >> 8) & 0xff;
129         int left_shift = (kcontrol->private_value >> 16) & 0x07;
130         int right_shift = (kcontrol->private_value >> 19) & 0x07;
131         int mask = (kcontrol->private_value >> 24) & 0xff;
132         unsigned char left, right;
133
134         spin_lock_irqsave(&sb->mixer_lock, flags);
135         left = (snd_sbmixer_read(sb, left_reg) >> left_shift) & mask;
136         right = (snd_sbmixer_read(sb, right_reg) >> right_shift) & mask;
137         spin_unlock_irqrestore(&sb->mixer_lock, flags);
138         ucontrol->value.integer.value[0] = left;
139         ucontrol->value.integer.value[1] = right;
140         return 0;
141 }
142
143 static int snd_sbmixer_put_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
144 {
145         struct snd_sb *sb = snd_kcontrol_chip(kcontrol);
146         unsigned long flags;
147         int left_reg = kcontrol->private_value & 0xff;
148         int right_reg = (kcontrol->private_value >> 8) & 0xff;
149         int left_shift = (kcontrol->private_value >> 16) & 0x07;
150         int right_shift = (kcontrol->private_value >> 19) & 0x07;
151         int mask = (kcontrol->private_value >> 24) & 0xff;
152         int change;
153         unsigned char left, right, oleft, oright;
154
155         left = (ucontrol->value.integer.value[0] & mask) << left_shift;
156         right = (ucontrol->value.integer.value[1] & mask) << right_shift;
157         spin_lock_irqsave(&sb->mixer_lock, flags);
158         if (left_reg == right_reg) {
159                 oleft = snd_sbmixer_read(sb, left_reg);
160                 left = (oleft & ~((mask << left_shift) | (mask << right_shift))) | left | right;
161                 change = left != oleft;
162                 if (change)
163                         snd_sbmixer_write(sb, left_reg, left);
164         } else {
165                 oleft = snd_sbmixer_read(sb, left_reg);
166                 oright = snd_sbmixer_read(sb, right_reg);
167                 left = (oleft & ~(mask << left_shift)) | left;
168                 right = (oright & ~(mask << right_shift)) | right;
169                 change = left != oleft || right != oright;
170                 if (change) {
171                         snd_sbmixer_write(sb, left_reg, left);
172                         snd_sbmixer_write(sb, right_reg, right);
173                 }
174         }
175         spin_unlock_irqrestore(&sb->mixer_lock, flags);
176         return change;
177 }
178
179 /*
180  * DT-019x / ALS-007 capture/input switch
181  */
182
183 static int snd_dt019x_input_sw_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
184 {
185         static const char *texts[5] = {
186                 "CD", "Mic", "Line", "Synth", "Master"
187         };
188
189         uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
190         uinfo->count = 1;
191         uinfo->value.enumerated.items = 5;
192         if (uinfo->value.enumerated.item > 4)
193                 uinfo->value.enumerated.item = 4;
194         strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]);
195         return 0;
196 }
197
198 static int snd_dt019x_input_sw_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
199 {
200         struct snd_sb *sb = snd_kcontrol_chip(kcontrol);
201         unsigned long flags;
202         unsigned char oval;
203         
204         spin_lock_irqsave(&sb->mixer_lock, flags);
205         oval = snd_sbmixer_read(sb, SB_DT019X_CAPTURE_SW);
206         spin_unlock_irqrestore(&sb->mixer_lock, flags);
207         switch (oval & 0x07) {
208         case SB_DT019X_CAP_CD:
209                 ucontrol->value.enumerated.item[0] = 0;
210                 break;
211         case SB_DT019X_CAP_MIC:
212                 ucontrol->value.enumerated.item[0] = 1;
213                 break;
214         case SB_DT019X_CAP_LINE:
215                 ucontrol->value.enumerated.item[0] = 2;
216                 break;
217         case SB_DT019X_CAP_MAIN:
218                 ucontrol->value.enumerated.item[0] = 4;
219                 break;
220         /* To record the synth on these cards you must record the main.   */
221         /* Thus SB_DT019X_CAP_SYNTH == SB_DT019X_CAP_MAIN and would cause */
222         /* duplicate case labels if left uncommented. */
223         /* case SB_DT019X_CAP_SYNTH:
224          *      ucontrol->value.enumerated.item[0] = 3;
225          *      break;
226          */
227         default:
228                 ucontrol->value.enumerated.item[0] = 4;
229                 break;
230         }
231         return 0;
232 }
233
234 static int snd_dt019x_input_sw_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
235 {
236         struct snd_sb *sb = snd_kcontrol_chip(kcontrol);
237         unsigned long flags;
238         int change;
239         unsigned char nval, oval;
240         
241         if (ucontrol->value.enumerated.item[0] > 4)
242                 return -EINVAL;
243         switch (ucontrol->value.enumerated.item[0]) {
244         case 0:
245                 nval = SB_DT019X_CAP_CD;
246                 break;
247         case 1:
248                 nval = SB_DT019X_CAP_MIC;
249                 break;
250         case 2:
251                 nval = SB_DT019X_CAP_LINE;
252                 break;
253         case 3:
254                 nval = SB_DT019X_CAP_SYNTH;
255                 break;
256         case 4:
257                 nval = SB_DT019X_CAP_MAIN;
258                 break;
259         default:
260                 nval = SB_DT019X_CAP_MAIN;
261         }
262         spin_lock_irqsave(&sb->mixer_lock, flags);
263         oval = snd_sbmixer_read(sb, SB_DT019X_CAPTURE_SW);
264         change = nval != oval;
265         if (change)
266                 snd_sbmixer_write(sb, SB_DT019X_CAPTURE_SW, nval);
267         spin_unlock_irqrestore(&sb->mixer_lock, flags);
268         return change;
269 }
270
271 /*
272  * ALS4000 mono recording control switch
273  */
274
275 static int snd_als4k_mono_capture_route_info(struct snd_kcontrol *kcontrol,
276                                              struct snd_ctl_elem_info *uinfo)
277 {
278         static const char *texts[3] = {
279                 "L chan only", "R chan only", "L ch/2 + R ch/2"
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,
288                texts[uinfo->value.enumerated.item]);
289         return 0;
290 }
291
292 static int snd_als4k_mono_capture_route_get(struct snd_kcontrol *kcontrol,
293                                 struct snd_ctl_elem_value *ucontrol)
294 {
295         struct snd_sb *sb = snd_kcontrol_chip(kcontrol);
296         unsigned long flags;
297         unsigned char oval;
298
299         spin_lock_irqsave(&sb->mixer_lock, flags);
300         oval = snd_sbmixer_read(sb, SB_ALS4000_MONO_IO_CTRL);
301         spin_unlock_irqrestore(&sb->mixer_lock, flags);
302         oval >>= 6;
303         if (oval > 2)
304                 oval = 2;
305
306         ucontrol->value.enumerated.item[0] = oval;
307         return 0;
308 }
309
310 static int snd_als4k_mono_capture_route_put(struct snd_kcontrol *kcontrol,
311                                 struct snd_ctl_elem_value *ucontrol)
312 {
313         struct snd_sb *sb = snd_kcontrol_chip(kcontrol);
314         unsigned long flags;
315         int change;
316         unsigned char nval, oval;
317
318         if (ucontrol->value.enumerated.item[0] > 2)
319                 return -EINVAL;
320         spin_lock_irqsave(&sb->mixer_lock, flags);
321         oval = snd_sbmixer_read(sb, SB_ALS4000_MONO_IO_CTRL);
322
323         nval = (oval & ~(3 << 6))
324              | (ucontrol->value.enumerated.item[0] << 6);
325         change = nval != oval;
326         if (change)
327                 snd_sbmixer_write(sb, SB_ALS4000_MONO_IO_CTRL, nval);
328         spin_unlock_irqrestore(&sb->mixer_lock, flags);
329         return change;
330 }
331
332 /*
333  * SBPRO input multiplexer
334  */
335
336 static int snd_sb8mixer_info_mux(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
337 {
338         static const char *texts[3] = {
339                 "Mic", "CD", "Line"
340         };
341
342         uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
343         uinfo->count = 1;
344         uinfo->value.enumerated.items = 3;
345         if (uinfo->value.enumerated.item > 2)
346                 uinfo->value.enumerated.item = 2;
347         strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]);
348         return 0;
349 }
350
351
352 static int snd_sb8mixer_get_mux(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
353 {
354         struct snd_sb *sb = snd_kcontrol_chip(kcontrol);
355         unsigned long flags;
356         unsigned char oval;
357         
358         spin_lock_irqsave(&sb->mixer_lock, flags);
359         oval = snd_sbmixer_read(sb, SB_DSP_CAPTURE_SOURCE);
360         spin_unlock_irqrestore(&sb->mixer_lock, flags);
361         switch ((oval >> 0x01) & 0x03) {
362         case SB_DSP_MIXS_CD:
363                 ucontrol->value.enumerated.item[0] = 1;
364                 break;
365         case SB_DSP_MIXS_LINE:
366                 ucontrol->value.enumerated.item[0] = 2;
367                 break;
368         default:
369                 ucontrol->value.enumerated.item[0] = 0;
370                 break;
371         }
372         return 0;
373 }
374
375 static int snd_sb8mixer_put_mux(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
376 {
377         struct snd_sb *sb = snd_kcontrol_chip(kcontrol);
378         unsigned long flags;
379         int change;
380         unsigned char nval, oval;
381         
382         if (ucontrol->value.enumerated.item[0] > 2)
383                 return -EINVAL;
384         switch (ucontrol->value.enumerated.item[0]) {
385         case 1:
386                 nval = SB_DSP_MIXS_CD;
387                 break;
388         case 2:
389                 nval = SB_DSP_MIXS_LINE;
390                 break;
391         default:
392                 nval = SB_DSP_MIXS_MIC;
393         }
394         nval <<= 1;
395         spin_lock_irqsave(&sb->mixer_lock, flags);
396         oval = snd_sbmixer_read(sb, SB_DSP_CAPTURE_SOURCE);
397         nval |= oval & ~0x06;
398         change = nval != oval;
399         if (change)
400                 snd_sbmixer_write(sb, SB_DSP_CAPTURE_SOURCE, nval);
401         spin_unlock_irqrestore(&sb->mixer_lock, flags);
402         return change;
403 }
404
405 /*
406  * SB16 input switch
407  */
408
409 static int snd_sb16mixer_info_input_sw(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
410 {
411         uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
412         uinfo->count = 4;
413         uinfo->value.integer.min = 0;
414         uinfo->value.integer.max = 1;
415         return 0;
416 }
417
418 static int snd_sb16mixer_get_input_sw(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
419 {
420         struct snd_sb *sb = snd_kcontrol_chip(kcontrol);
421         unsigned long flags;
422         int reg1 = kcontrol->private_value & 0xff;
423         int reg2 = (kcontrol->private_value >> 8) & 0xff;
424         int left_shift = (kcontrol->private_value >> 16) & 0x0f;
425         int right_shift = (kcontrol->private_value >> 24) & 0x0f;
426         unsigned char val1, val2;
427
428         spin_lock_irqsave(&sb->mixer_lock, flags);
429         val1 = snd_sbmixer_read(sb, reg1);
430         val2 = snd_sbmixer_read(sb, reg2);
431         spin_unlock_irqrestore(&sb->mixer_lock, flags);
432         ucontrol->value.integer.value[0] = (val1 >> left_shift) & 0x01;
433         ucontrol->value.integer.value[1] = (val2 >> left_shift) & 0x01;
434         ucontrol->value.integer.value[2] = (val1 >> right_shift) & 0x01;
435         ucontrol->value.integer.value[3] = (val2 >> right_shift) & 0x01;
436         return 0;
437 }                                                                                                                   
438
439 static int snd_sb16mixer_put_input_sw(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
440 {
441         struct snd_sb *sb = snd_kcontrol_chip(kcontrol);
442         unsigned long flags;
443         int reg1 = kcontrol->private_value & 0xff;
444         int reg2 = (kcontrol->private_value >> 8) & 0xff;
445         int left_shift = (kcontrol->private_value >> 16) & 0x0f;
446         int right_shift = (kcontrol->private_value >> 24) & 0x0f;
447         int change;
448         unsigned char val1, val2, oval1, oval2;
449
450         spin_lock_irqsave(&sb->mixer_lock, flags);
451         oval1 = snd_sbmixer_read(sb, reg1);
452         oval2 = snd_sbmixer_read(sb, reg2);
453         val1 = oval1 & ~((1 << left_shift) | (1 << right_shift));
454         val2 = oval2 & ~((1 << left_shift) | (1 << right_shift));
455         val1 |= (ucontrol->value.integer.value[0] & 1) << left_shift;
456         val2 |= (ucontrol->value.integer.value[1] & 1) << left_shift;
457         val1 |= (ucontrol->value.integer.value[2] & 1) << right_shift;
458         val2 |= (ucontrol->value.integer.value[3] & 1) << right_shift;
459         change = val1 != oval1 || val2 != oval2;
460         if (change) {
461                 snd_sbmixer_write(sb, reg1, val1);
462                 snd_sbmixer_write(sb, reg2, val2);
463         }
464         spin_unlock_irqrestore(&sb->mixer_lock, flags);
465         return change;
466 }
467
468
469 /*
470  */
471 /*
472  */
473 int snd_sbmixer_add_ctl(struct snd_sb *chip, const char *name, int index, int type, unsigned long value)
474 {
475         static struct snd_kcontrol_new newctls[] = {
476                 [SB_MIX_SINGLE] = {
477                         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
478                         .info = snd_sbmixer_info_single,
479                         .get = snd_sbmixer_get_single,
480                         .put = snd_sbmixer_put_single,
481                 },
482                 [SB_MIX_DOUBLE] = {
483                         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
484                         .info = snd_sbmixer_info_double,
485                         .get = snd_sbmixer_get_double,
486                         .put = snd_sbmixer_put_double,
487                 },
488                 [SB_MIX_INPUT_SW] = {
489                         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
490                         .info = snd_sb16mixer_info_input_sw,
491                         .get = snd_sb16mixer_get_input_sw,
492                         .put = snd_sb16mixer_put_input_sw,
493                 },
494                 [SB_MIX_CAPTURE_PRO] = {
495                         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
496                         .info = snd_sb8mixer_info_mux,
497                         .get = snd_sb8mixer_get_mux,
498                         .put = snd_sb8mixer_put_mux,
499                 },
500                 [SB_MIX_CAPTURE_DT019X] = {
501                         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
502                         .info = snd_dt019x_input_sw_info,
503                         .get = snd_dt019x_input_sw_get,
504                         .put = snd_dt019x_input_sw_put,
505                 },
506                 [SB_MIX_MONO_CAPTURE_ALS4K] = {
507                         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
508                         .info = snd_als4k_mono_capture_route_info,
509                         .get = snd_als4k_mono_capture_route_get,
510                         .put = snd_als4k_mono_capture_route_put,
511                 },
512         };
513         struct snd_kcontrol *ctl;
514         int err;
515
516         ctl = snd_ctl_new1(&newctls[type], chip);
517         if (! ctl)
518                 return -ENOMEM;
519         strlcpy(ctl->id.name, name, sizeof(ctl->id.name));
520         ctl->id.index = index;
521         ctl->private_value = value;
522         if ((err = snd_ctl_add(chip->card, ctl)) < 0)
523                 return err;
524         return 0;
525 }
526
527 /*
528  * SB 2.0 specific mixer elements
529  */
530
531 static struct sbmix_elem snd_sb20_controls[] = {
532         SB_SINGLE("Master Playback Volume", SB_DSP20_MASTER_DEV, 1, 7),
533         SB_SINGLE("PCM Playback Volume", SB_DSP20_PCM_DEV, 1, 3),
534         SB_SINGLE("Synth Playback Volume", SB_DSP20_FM_DEV, 1, 7),
535         SB_SINGLE("CD Playback Volume", SB_DSP20_CD_DEV, 1, 7)
536 };
537
538 static unsigned char snd_sb20_init_values[][2] = {
539         { SB_DSP20_MASTER_DEV, 0 },
540         { SB_DSP20_FM_DEV, 0 },
541 };
542
543 /*
544  * SB Pro specific mixer elements
545  */
546 static struct sbmix_elem snd_sbpro_controls[] = {
547         SB_DOUBLE("Master Playback Volume",
548                   SB_DSP_MASTER_DEV, SB_DSP_MASTER_DEV, 5, 1, 7),
549         SB_DOUBLE("PCM Playback Volume",
550                   SB_DSP_PCM_DEV, SB_DSP_PCM_DEV, 5, 1, 7),
551         SB_SINGLE("PCM Playback Filter", SB_DSP_PLAYBACK_FILT, 5, 1),
552         SB_DOUBLE("Synth Playback Volume",
553                   SB_DSP_FM_DEV, SB_DSP_FM_DEV, 5, 1, 7),
554         SB_DOUBLE("CD Playback Volume", SB_DSP_CD_DEV, SB_DSP_CD_DEV, 5, 1, 7),
555         SB_DOUBLE("Line Playback Volume",
556                   SB_DSP_LINE_DEV, SB_DSP_LINE_DEV, 5, 1, 7),
557         SB_SINGLE("Mic Playback Volume", SB_DSP_MIC_DEV, 1, 3),
558         {
559                 .name = "Capture Source",
560                 .type = SB_MIX_CAPTURE_PRO
561         },
562         SB_SINGLE("Capture Filter", SB_DSP_CAPTURE_FILT, 5, 1),
563         SB_SINGLE("Capture Low-Pass Filter", SB_DSP_CAPTURE_FILT, 3, 1)
564 };
565
566 static unsigned char snd_sbpro_init_values[][2] = {
567         { SB_DSP_MASTER_DEV, 0 },
568         { SB_DSP_PCM_DEV, 0 },
569         { SB_DSP_FM_DEV, 0 },
570 };
571
572 /*
573  * SB16 specific mixer elements
574  */
575 static struct sbmix_elem snd_sb16_controls[] = {
576         SB_DOUBLE("Master Playback Volume",
577                   SB_DSP4_MASTER_DEV, (SB_DSP4_MASTER_DEV + 1), 3, 3, 31),
578         SB_DOUBLE("PCM Playback Volume",
579                   SB_DSP4_PCM_DEV, (SB_DSP4_PCM_DEV + 1), 3, 3, 31),
580         SB16_INPUT_SW("Synth Capture Route",
581                       SB_DSP4_INPUT_LEFT, SB_DSP4_INPUT_RIGHT, 6, 5),
582         SB_DOUBLE("Synth Playback Volume",
583                   SB_DSP4_SYNTH_DEV, (SB_DSP4_SYNTH_DEV + 1), 3, 3, 31),
584         SB16_INPUT_SW("CD Capture Route",
585                       SB_DSP4_INPUT_LEFT, SB_DSP4_INPUT_RIGHT, 2, 1),
586         SB_DOUBLE("CD Playback Switch",
587                   SB_DSP4_OUTPUT_SW, SB_DSP4_OUTPUT_SW, 2, 1, 1),
588         SB_DOUBLE("CD Playback Volume",
589                   SB_DSP4_CD_DEV, (SB_DSP4_CD_DEV + 1), 3, 3, 31),
590         SB16_INPUT_SW("Mic Capture Route",
591                       SB_DSP4_INPUT_LEFT, SB_DSP4_INPUT_RIGHT, 0, 0),
592         SB_SINGLE("Mic Playback Switch", SB_DSP4_OUTPUT_SW, 0, 1),
593         SB_SINGLE("Mic Playback Volume", SB_DSP4_MIC_DEV, 3, 31),
594         SB_SINGLE("Beep Volume", SB_DSP4_SPEAKER_DEV, 6, 3),
595         SB_DOUBLE("Capture Volume",
596                   SB_DSP4_IGAIN_DEV, (SB_DSP4_IGAIN_DEV + 1), 6, 6, 3),
597         SB_DOUBLE("Playback Volume",
598                   SB_DSP4_OGAIN_DEV, (SB_DSP4_OGAIN_DEV + 1), 6, 6, 3),
599         SB16_INPUT_SW("Line Capture Route",
600                       SB_DSP4_INPUT_LEFT, SB_DSP4_INPUT_RIGHT, 4, 3),
601         SB_DOUBLE("Line Playback Switch",
602                   SB_DSP4_OUTPUT_SW, SB_DSP4_OUTPUT_SW, 4, 3, 1),
603         SB_DOUBLE("Line Playback Volume",
604                   SB_DSP4_LINE_DEV, (SB_DSP4_LINE_DEV + 1), 3, 3, 31),
605         SB_SINGLE("Mic Auto Gain", SB_DSP4_MIC_AGC, 0, 1),
606         SB_SINGLE("3D Enhancement Switch", SB_DSP4_3DSE, 0, 1),
607         SB_DOUBLE("Tone Control - Bass",
608                   SB_DSP4_BASS_DEV, (SB_DSP4_BASS_DEV + 1), 4, 4, 15),
609         SB_DOUBLE("Tone Control - Treble",
610                   SB_DSP4_TREBLE_DEV, (SB_DSP4_TREBLE_DEV + 1), 4, 4, 15)
611 };
612
613 static unsigned char snd_sb16_init_values[][2] = {
614         { SB_DSP4_MASTER_DEV + 0, 0 },
615         { SB_DSP4_MASTER_DEV + 1, 0 },
616         { SB_DSP4_PCM_DEV + 0, 0 },
617         { SB_DSP4_PCM_DEV + 1, 0 },
618         { SB_DSP4_SYNTH_DEV + 0, 0 },
619         { SB_DSP4_SYNTH_DEV + 1, 0 },
620         { SB_DSP4_INPUT_LEFT, 0 },
621         { SB_DSP4_INPUT_RIGHT, 0 },
622         { SB_DSP4_OUTPUT_SW, 0 },
623         { SB_DSP4_SPEAKER_DEV, 0 },
624 };
625
626 /*
627  * DT019x specific mixer elements
628  */
629 static struct sbmix_elem snd_dt019x_controls[] = {
630         /* ALS4000 below has some parts which we might be lacking,
631          * e.g. snd_als4000_ctl_mono_playback_switch - check it! */
632         SB_DOUBLE("Master Playback Volume",
633                   SB_DT019X_MASTER_DEV, SB_DT019X_MASTER_DEV, 4, 0, 15),
634         SB_DOUBLE("PCM Playback Switch",
635                   SB_DT019X_OUTPUT_SW2, SB_DT019X_OUTPUT_SW2, 2, 1, 1),
636         SB_DOUBLE("PCM Playback Volume",
637                   SB_DT019X_PCM_DEV, SB_DT019X_PCM_DEV, 4, 0, 15),
638         SB_DOUBLE("Synth Playback Switch",
639                   SB_DT019X_OUTPUT_SW2, SB_DT019X_OUTPUT_SW2, 4, 3, 1),
640         SB_DOUBLE("Synth Playback Volume",
641                   SB_DT019X_SYNTH_DEV, SB_DT019X_SYNTH_DEV, 4, 0, 15),
642         SB_DOUBLE("CD Playback Switch",
643                   SB_DSP4_OUTPUT_SW, SB_DSP4_OUTPUT_SW, 2, 1, 1),
644         SB_DOUBLE("CD Playback Volume",
645                   SB_DT019X_CD_DEV, SB_DT019X_CD_DEV, 4, 0, 15),
646         SB_SINGLE("Mic Playback Switch", SB_DSP4_OUTPUT_SW, 0, 1),
647         SB_SINGLE("Mic Playback Volume", SB_DT019X_MIC_DEV, 4, 7),
648         SB_SINGLE("Beep Volume", SB_DT019X_SPKR_DEV, 0,  7),
649         SB_DOUBLE("Line Playback Switch",
650                   SB_DSP4_OUTPUT_SW, SB_DSP4_OUTPUT_SW, 4, 3, 1),
651         SB_DOUBLE("Line Playback Volume",
652                   SB_DT019X_LINE_DEV, SB_DT019X_LINE_DEV, 4, 0, 15),
653         {
654                 .name = "Capture Source",
655                 .type = SB_MIX_CAPTURE_DT019X
656         }
657 };
658
659 static unsigned char snd_dt019x_init_values[][2] = {
660         { SB_DT019X_MASTER_DEV, 0 },
661         { SB_DT019X_PCM_DEV, 0 },
662         { SB_DT019X_SYNTH_DEV, 0 },
663         { SB_DT019X_CD_DEV, 0 },
664         { SB_DT019X_MIC_DEV, 0 },       /* Includes PC-speaker in high nibble */
665         { SB_DT019X_LINE_DEV, 0 },
666         { SB_DSP4_OUTPUT_SW, 0 },
667         { SB_DT019X_OUTPUT_SW2, 0 },
668         { SB_DT019X_CAPTURE_SW, 0x06 },
669 };
670
671 /*
672  * ALS4000 specific mixer elements
673  */
674 static struct sbmix_elem snd_als4000_controls[] = {
675         SB_DOUBLE("PCM Playback Switch",
676                   SB_DT019X_OUTPUT_SW2, SB_DT019X_OUTPUT_SW2, 2, 1, 1),
677         SB_DOUBLE("Synth Playback Switch",
678                   SB_DT019X_OUTPUT_SW2, SB_DT019X_OUTPUT_SW2, 4, 3, 1),
679         SB_SINGLE("Mic Boost (+20dB)", SB_ALS4000_MIC_IN_GAIN, 0, 0x03),
680         SB_SINGLE("Master Mono Playback Switch", SB_ALS4000_MONO_IO_CTRL, 5, 1),
681         {
682                 .name = "Master Mono Capture Route",
683                 .type = SB_MIX_MONO_CAPTURE_ALS4K
684         },
685         SB_SINGLE("Mono Playback Switch", SB_DT019X_OUTPUT_SW2, 0, 1),
686         SB_SINGLE("Analog Loopback Switch", SB_ALS4000_MIC_IN_GAIN, 7, 0x01),
687         SB_SINGLE("3D Control - Switch", SB_ALS4000_3D_SND_FX, 6, 0x01),
688         SB_SINGLE("Digital Loopback Switch",
689                   SB_ALS4000_CR3_CONFIGURATION, 7, 0x01),
690         /* FIXME: functionality of 3D controls might be swapped, I didn't find
691          * a description of how to identify what is supposed to be what */
692         SB_SINGLE("3D Control - Level", SB_ALS4000_3D_SND_FX, 0, 0x07),
693         /* FIXME: maybe there's actually some standard 3D ctrl name for it?? */
694         SB_SINGLE("3D Control - Freq", SB_ALS4000_3D_SND_FX, 4, 0x03),
695         /* FIXME: ALS4000a.pdf mentions BBD (Bucket Brigade Device) time delay,
696          * but what ALSA 3D attribute is that actually? "Center", "Depth",
697          * "Wide" or "Space" or even "Level"? Assuming "Wide" for now... */
698         SB_SINGLE("3D Control - Wide", SB_ALS4000_3D_TIME_DELAY, 0, 0x0f),
699         SB_SINGLE("3D PowerOff Switch", SB_ALS4000_3D_TIME_DELAY, 4, 0x01),
700         SB_SINGLE("Master Playback 8kHz / 20kHz LPF Switch",
701                   SB_ALS4000_FMDAC, 5, 0x01),
702 #ifdef NOT_AVAILABLE
703         SB_SINGLE("FMDAC Switch (Option ?)", SB_ALS4000_FMDAC, 0, 0x01),
704         SB_SINGLE("QSound Mode", SB_ALS4000_QSOUND, 1, 0x1f),
705 #endif
706 };
707
708 static unsigned char snd_als4000_init_values[][2] = {
709         { SB_DSP4_MASTER_DEV + 0, 0 },
710         { SB_DSP4_MASTER_DEV + 1, 0 },
711         { SB_DSP4_PCM_DEV + 0, 0 },
712         { SB_DSP4_PCM_DEV + 1, 0 },
713         { SB_DSP4_SYNTH_DEV + 0, 0 },
714         { SB_DSP4_SYNTH_DEV + 1, 0 },
715         { SB_DSP4_SPEAKER_DEV, 0 },
716         { SB_DSP4_OUTPUT_SW, 0 },
717         { SB_DSP4_INPUT_LEFT, 0 },
718         { SB_DSP4_INPUT_RIGHT, 0 },
719         { SB_DT019X_OUTPUT_SW2, 0 },
720         { SB_ALS4000_MIC_IN_GAIN, 0 },
721 };
722
723 /*
724  */
725 static int snd_sbmixer_init(struct snd_sb *chip,
726                             struct sbmix_elem *controls,
727                             int controls_count,
728                             unsigned char map[][2],
729                             int map_count,
730                             char *name)
731 {
732         unsigned long flags;
733         struct snd_card *card = chip->card;
734         int idx, err;
735
736         /* mixer reset */
737         spin_lock_irqsave(&chip->mixer_lock, flags);
738         snd_sbmixer_write(chip, 0x00, 0x00);
739         spin_unlock_irqrestore(&chip->mixer_lock, flags);
740
741         /* mute and zero volume channels */
742         for (idx = 0; idx < map_count; idx++) {
743                 spin_lock_irqsave(&chip->mixer_lock, flags);
744                 snd_sbmixer_write(chip, map[idx][0], map[idx][1]);
745                 spin_unlock_irqrestore(&chip->mixer_lock, flags);
746         }
747
748         for (idx = 0; idx < controls_count; idx++) {
749                 err = snd_sbmixer_add_ctl_elem(chip, &controls[idx]);
750                 if (err < 0)
751                         return err;
752         }
753         snd_component_add(card, name);
754         strcpy(card->mixername, name);
755         return 0;
756 }
757
758 int snd_sbmixer_new(struct snd_sb *chip)
759 {
760         struct snd_card *card;
761         int err;
762
763         if (snd_BUG_ON(!chip || !chip->card))
764                 return -EINVAL;
765
766         card = chip->card;
767
768         switch (chip->hardware) {
769         case SB_HW_10:
770                 return 0; /* no mixer chip on SB1.x */
771         case SB_HW_20:
772         case SB_HW_201:
773                 if ((err = snd_sbmixer_init(chip,
774                                             snd_sb20_controls,
775                                             ARRAY_SIZE(snd_sb20_controls),
776                                             snd_sb20_init_values,
777                                             ARRAY_SIZE(snd_sb20_init_values),
778                                             "CTL1335")) < 0)
779                         return err;
780                 break;
781         case SB_HW_PRO:
782         case SB_HW_JAZZ16:
783                 if ((err = snd_sbmixer_init(chip,
784                                             snd_sbpro_controls,
785                                             ARRAY_SIZE(snd_sbpro_controls),
786                                             snd_sbpro_init_values,
787                                             ARRAY_SIZE(snd_sbpro_init_values),
788                                             "CTL1345")) < 0)
789                         return err;
790                 break;
791         case SB_HW_16:
792         case SB_HW_ALS100:
793         case SB_HW_CS5530:
794                 if ((err = snd_sbmixer_init(chip,
795                                             snd_sb16_controls,
796                                             ARRAY_SIZE(snd_sb16_controls),
797                                             snd_sb16_init_values,
798                                             ARRAY_SIZE(snd_sb16_init_values),
799                                             "CTL1745")) < 0)
800                         return err;
801                 break;
802         case SB_HW_ALS4000:
803                 /* use only the first 16 controls from SB16 */
804                 err = snd_sbmixer_init(chip,
805                                         snd_sb16_controls,
806                                         16,
807                                         snd_sb16_init_values,
808                                         ARRAY_SIZE(snd_sb16_init_values),
809                                         "ALS4000");
810                 if (err < 0)
811                         return err;
812                 if ((err = snd_sbmixer_init(chip,
813                                             snd_als4000_controls,
814                                             ARRAY_SIZE(snd_als4000_controls),
815                                             snd_als4000_init_values,
816                                             ARRAY_SIZE(snd_als4000_init_values),
817                                             "ALS4000")) < 0)
818                         return err;
819                 break;
820         case SB_HW_DT019X:
821                 if ((err = snd_sbmixer_init(chip,
822                                             snd_dt019x_controls,
823                                             ARRAY_SIZE(snd_dt019x_controls),
824                                             snd_dt019x_init_values,
825                                             ARRAY_SIZE(snd_dt019x_init_values),
826                                             "DT019X")) < 0)
827                 break;
828         default:
829                 strcpy(card->mixername, "???");
830         }
831         return 0;
832 }
833
834 #ifdef CONFIG_PM
835 static unsigned char sb20_saved_regs[] = {
836         SB_DSP20_MASTER_DEV,
837         SB_DSP20_PCM_DEV,
838         SB_DSP20_FM_DEV,
839         SB_DSP20_CD_DEV,
840 };
841
842 static unsigned char sbpro_saved_regs[] = {
843         SB_DSP_MASTER_DEV,
844         SB_DSP_PCM_DEV,
845         SB_DSP_PLAYBACK_FILT,
846         SB_DSP_FM_DEV,
847         SB_DSP_CD_DEV,
848         SB_DSP_LINE_DEV,
849         SB_DSP_MIC_DEV,
850         SB_DSP_CAPTURE_SOURCE,
851         SB_DSP_CAPTURE_FILT,
852 };
853
854 static unsigned char sb16_saved_regs[] = {
855         SB_DSP4_MASTER_DEV, SB_DSP4_MASTER_DEV + 1,
856         SB_DSP4_3DSE,
857         SB_DSP4_BASS_DEV, SB_DSP4_BASS_DEV + 1,
858         SB_DSP4_TREBLE_DEV, SB_DSP4_TREBLE_DEV + 1,
859         SB_DSP4_PCM_DEV, SB_DSP4_PCM_DEV + 1,
860         SB_DSP4_INPUT_LEFT, SB_DSP4_INPUT_RIGHT,
861         SB_DSP4_SYNTH_DEV, SB_DSP4_SYNTH_DEV + 1,
862         SB_DSP4_OUTPUT_SW,
863         SB_DSP4_CD_DEV, SB_DSP4_CD_DEV + 1,
864         SB_DSP4_LINE_DEV, SB_DSP4_LINE_DEV + 1,
865         SB_DSP4_MIC_DEV,
866         SB_DSP4_SPEAKER_DEV,
867         SB_DSP4_IGAIN_DEV, SB_DSP4_IGAIN_DEV + 1,
868         SB_DSP4_OGAIN_DEV, SB_DSP4_OGAIN_DEV + 1,
869         SB_DSP4_MIC_AGC
870 };
871
872 static unsigned char dt019x_saved_regs[] = {
873         SB_DT019X_MASTER_DEV,
874         SB_DT019X_PCM_DEV,
875         SB_DT019X_SYNTH_DEV,
876         SB_DT019X_CD_DEV,
877         SB_DT019X_MIC_DEV,
878         SB_DT019X_SPKR_DEV,
879         SB_DT019X_LINE_DEV,
880         SB_DSP4_OUTPUT_SW,
881         SB_DT019X_OUTPUT_SW2,
882         SB_DT019X_CAPTURE_SW,
883 };
884
885 static unsigned char als4000_saved_regs[] = {
886         /* please verify in dsheet whether regs to be added
887            are actually real H/W or just dummy */
888         SB_DSP4_MASTER_DEV, SB_DSP4_MASTER_DEV + 1,
889         SB_DSP4_OUTPUT_SW,
890         SB_DSP4_PCM_DEV, SB_DSP4_PCM_DEV + 1,
891         SB_DSP4_INPUT_LEFT, SB_DSP4_INPUT_RIGHT,
892         SB_DSP4_SYNTH_DEV, SB_DSP4_SYNTH_DEV + 1,
893         SB_DSP4_CD_DEV, SB_DSP4_CD_DEV + 1,
894         SB_DSP4_MIC_DEV,
895         SB_DSP4_SPEAKER_DEV,
896         SB_DSP4_IGAIN_DEV, SB_DSP4_IGAIN_DEV + 1,
897         SB_DSP4_OGAIN_DEV, SB_DSP4_OGAIN_DEV + 1,
898         SB_DT019X_OUTPUT_SW2,
899         SB_ALS4000_MONO_IO_CTRL,
900         SB_ALS4000_MIC_IN_GAIN,
901         SB_ALS4000_FMDAC,
902         SB_ALS4000_3D_SND_FX,
903         SB_ALS4000_3D_TIME_DELAY,
904         SB_ALS4000_CR3_CONFIGURATION,
905 };
906
907 static void save_mixer(struct snd_sb *chip, unsigned char *regs, int num_regs)
908 {
909         unsigned char *val = chip->saved_regs;
910         if (snd_BUG_ON(num_regs > ARRAY_SIZE(chip->saved_regs)))
911                 return;
912         for (; num_regs; num_regs--)
913                 *val++ = snd_sbmixer_read(chip, *regs++);
914 }
915
916 static void restore_mixer(struct snd_sb *chip, unsigned char *regs, int num_regs)
917 {
918         unsigned char *val = chip->saved_regs;
919         if (snd_BUG_ON(num_regs > ARRAY_SIZE(chip->saved_regs)))
920                 return;
921         for (; num_regs; num_regs--)
922                 snd_sbmixer_write(chip, *regs++, *val++);
923 }
924
925 void snd_sbmixer_suspend(struct snd_sb *chip)
926 {
927         switch (chip->hardware) {
928         case SB_HW_20:
929         case SB_HW_201:
930                 save_mixer(chip, sb20_saved_regs, ARRAY_SIZE(sb20_saved_regs));
931                 break;
932         case SB_HW_PRO:
933         case SB_HW_JAZZ16:
934                 save_mixer(chip, sbpro_saved_regs, ARRAY_SIZE(sbpro_saved_regs));
935                 break;
936         case SB_HW_16:
937         case SB_HW_ALS100:
938         case SB_HW_CS5530:
939                 save_mixer(chip, sb16_saved_regs, ARRAY_SIZE(sb16_saved_regs));
940                 break;
941         case SB_HW_ALS4000:
942                 save_mixer(chip, als4000_saved_regs, ARRAY_SIZE(als4000_saved_regs));
943                 break;
944         case SB_HW_DT019X:
945                 save_mixer(chip, dt019x_saved_regs, ARRAY_SIZE(dt019x_saved_regs));
946                 break;
947         default:
948                 break;
949         }
950 }
951
952 void snd_sbmixer_resume(struct snd_sb *chip)
953 {
954         switch (chip->hardware) {
955         case SB_HW_20:
956         case SB_HW_201:
957                 restore_mixer(chip, sb20_saved_regs, ARRAY_SIZE(sb20_saved_regs));
958                 break;
959         case SB_HW_PRO:
960         case SB_HW_JAZZ16:
961                 restore_mixer(chip, sbpro_saved_regs, ARRAY_SIZE(sbpro_saved_regs));
962                 break;
963         case SB_HW_16:
964         case SB_HW_ALS100:
965         case SB_HW_CS5530:
966                 restore_mixer(chip, sb16_saved_regs, ARRAY_SIZE(sb16_saved_regs));
967                 break;
968         case SB_HW_ALS4000:
969                 restore_mixer(chip, als4000_saved_regs, ARRAY_SIZE(als4000_saved_regs));
970                 break;
971         case SB_HW_DT019X:
972                 restore_mixer(chip, dt019x_saved_regs, ARRAY_SIZE(dt019x_saved_regs));
973                 break;
974         default:
975                 break;
976         }
977 }
978 #endif