Merge branch 'topic/ca0106' into for-linus
[linux-2.6.git] / sound / isa / cs423x / cs4236_lib.c
1 /*
2  *  Copyright (c) by Jaroslav Kysela <perex@perex.cz>
3  *  Routines for control of CS4235/4236B/4237B/4238B/4239 chips
4  *
5  *  Note:
6  *     -----
7  *
8  *  Bugs:
9  *     -----
10  *
11  *   This program is free software; you can redistribute it and/or modify
12  *   it under the terms of the GNU General Public License as published by
13  *   the Free Software Foundation; either version 2 of the License, or
14  *   (at your option) any later version.
15  *
16  *   This program is distributed in the hope that it will be useful,
17  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
18  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
19  *   GNU General Public License for more details.
20  *
21  *   You should have received a copy of the GNU General Public License
22  *   along with this program; if not, write to the Free Software
23  *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
24  *
25  */
26
27 /*
28  *  Indirect control registers (CS4236B+)
29  * 
30  *  C0
31  *     D8: WSS reset (all chips)
32  *
33  *  C1 (all chips except CS4236)
34  *     D7-D5: version 
35  *     D4-D0: chip id
36  *             11101 - CS4235
37  *             01011 - CS4236B
38  *             01000 - CS4237B
39  *             01001 - CS4238B
40  *             11110 - CS4239
41  *
42  *  C2
43  *     D7-D4: 3D Space (CS4235,CS4237B,CS4238B,CS4239)
44  *     D3-D0: 3D Center (CS4237B); 3D Volume (CS4238B)
45  * 
46  *  C3
47  *     D7: 3D Enable (CS4237B)
48  *     D6: 3D Mono Enable (CS4237B)
49  *     D5: 3D Serial Output (CS4237B,CS4238B)
50  *     D4: 3D Enable (CS4235,CS4238B,CS4239)
51  *
52  *  C4
53  *     D7: consumer serial port enable (CS4237B,CS4238B)
54  *     D6: channels status block reset (CS4237B,CS4238B)
55  *     D5: user bit in sub-frame of digital audio data (CS4237B,CS4238B)
56  *     D4: validity bit bit in sub-frame of digital audio data (CS4237B,CS4238B)
57  * 
58  *  C5  lower channel status (digital serial data description) (CS4237B,CS4238B)
59  *     D7-D6: first two bits of category code
60  *     D5: lock
61  *     D4-D3: pre-emphasis (0 = none, 1 = 50/15us)
62  *     D2: copy/copyright (0 = copy inhibited)
63  *     D1: 0 = digital audio / 1 = non-digital audio
64  *     
65  *  C6  upper channel status (digital serial data description) (CS4237B,CS4238B)
66  *     D7-D6: sample frequency (0 = 44.1kHz)
67  *     D5: generation status (0 = no indication, 1 = original/commercially precaptureed data)
68  *     D4-D0: category code (upper bits)
69  *
70  *  C7  reserved (must write 0)
71  *
72  *  C8  wavetable control
73  *     D7: volume control interrupt enable (CS4235,CS4239)
74  *     D6: hardware volume control format (CS4235,CS4239)
75  *     D3: wavetable serial port enable (all chips)
76  *     D2: DSP serial port switch (all chips)
77  *     D1: disable MCLK (all chips)
78  *     D0: force BRESET low (all chips)
79  *
80  */
81
82 #include <asm/io.h>
83 #include <linux/delay.h>
84 #include <linux/init.h>
85 #include <linux/time.h>
86 #include <linux/wait.h>
87 #include <sound/core.h>
88 #include <sound/wss.h>
89 #include <sound/asoundef.h>
90
91 MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>");
92 MODULE_DESCRIPTION("Routines for control of CS4235/4236B/4237B/4238B/4239 chips");
93 MODULE_LICENSE("GPL");
94
95 /*
96  *
97  */
98
99 static unsigned char snd_cs4236_ext_map[18] = {
100         /* CS4236_LEFT_LINE */          0xff,
101         /* CS4236_RIGHT_LINE */         0xff,
102         /* CS4236_LEFT_MIC */           0xdf,
103         /* CS4236_RIGHT_MIC */          0xdf,
104         /* CS4236_LEFT_MIX_CTRL */      0xe0 | 0x18,
105         /* CS4236_RIGHT_MIX_CTRL */     0xe0,
106         /* CS4236_LEFT_FM */            0xbf,
107         /* CS4236_RIGHT_FM */           0xbf,
108         /* CS4236_LEFT_DSP */           0xbf,
109         /* CS4236_RIGHT_DSP */          0xbf,
110         /* CS4236_RIGHT_LOOPBACK */     0xbf,
111         /* CS4236_DAC_MUTE */           0xe0,
112         /* CS4236_ADC_RATE */           0x01,   /* 48kHz */
113         /* CS4236_DAC_RATE */           0x01,   /* 48kHz */
114         /* CS4236_LEFT_MASTER */        0xbf,
115         /* CS4236_RIGHT_MASTER */       0xbf,
116         /* CS4236_LEFT_WAVE */          0xbf,
117         /* CS4236_RIGHT_WAVE */         0xbf
118 };
119
120 /*
121  *
122  */
123
124 static void snd_cs4236_ctrl_out(struct snd_wss *chip,
125                                 unsigned char reg, unsigned char val)
126 {
127         outb(reg, chip->cport + 3);
128         outb(chip->cimage[reg] = val, chip->cport + 4);
129 }
130
131 static unsigned char snd_cs4236_ctrl_in(struct snd_wss *chip, unsigned char reg)
132 {
133         outb(reg, chip->cport + 3);
134         return inb(chip->cport + 4);
135 }
136
137 /*
138  *  PCM
139  */
140
141 #define CLOCKS 8
142
143 static struct snd_ratnum clocks[CLOCKS] = {
144         { .num = 16934400, .den_min = 353, .den_max = 353, .den_step = 1 },
145         { .num = 16934400, .den_min = 529, .den_max = 529, .den_step = 1 },
146         { .num = 16934400, .den_min = 617, .den_max = 617, .den_step = 1 },
147         { .num = 16934400, .den_min = 1058, .den_max = 1058, .den_step = 1 },
148         { .num = 16934400, .den_min = 1764, .den_max = 1764, .den_step = 1 },
149         { .num = 16934400, .den_min = 2117, .den_max = 2117, .den_step = 1 },
150         { .num = 16934400, .den_min = 2558, .den_max = 2558, .den_step = 1 },
151         { .num = 16934400/16, .den_min = 21, .den_max = 192, .den_step = 1 }
152 };
153
154 static struct snd_pcm_hw_constraint_ratnums hw_constraints_clocks = {
155         .nrats = CLOCKS,
156         .rats = clocks,
157 };
158
159 static int snd_cs4236_xrate(struct snd_pcm_runtime *runtime)
160 {
161         return snd_pcm_hw_constraint_ratnums(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
162                                              &hw_constraints_clocks);
163 }
164
165 static unsigned char divisor_to_rate_register(unsigned int divisor)
166 {
167         switch (divisor) {
168         case 353:       return 1;
169         case 529:       return 2;
170         case 617:       return 3;
171         case 1058:      return 4;
172         case 1764:      return 5;
173         case 2117:      return 6;
174         case 2558:      return 7;
175         default:
176                 if (divisor < 21 || divisor > 192) {
177                         snd_BUG();
178                         return 192;
179                 }
180                 return divisor;
181         }
182 }
183
184 static void snd_cs4236_playback_format(struct snd_wss *chip,
185                                        struct snd_pcm_hw_params *params,
186                                        unsigned char pdfr)
187 {
188         unsigned long flags;
189         unsigned char rate = divisor_to_rate_register(params->rate_den);
190         
191         spin_lock_irqsave(&chip->reg_lock, flags);
192         /* set fast playback format change and clean playback FIFO */
193         snd_wss_out(chip, CS4231_ALT_FEATURE_1,
194                     chip->image[CS4231_ALT_FEATURE_1] | 0x10);
195         snd_wss_out(chip, CS4231_PLAYBK_FORMAT, pdfr & 0xf0);
196         snd_wss_out(chip, CS4231_ALT_FEATURE_1,
197                     chip->image[CS4231_ALT_FEATURE_1] & ~0x10);
198         snd_cs4236_ext_out(chip, CS4236_DAC_RATE, rate);
199         spin_unlock_irqrestore(&chip->reg_lock, flags);
200 }
201
202 static void snd_cs4236_capture_format(struct snd_wss *chip,
203                                       struct snd_pcm_hw_params *params,
204                                       unsigned char cdfr)
205 {
206         unsigned long flags;
207         unsigned char rate = divisor_to_rate_register(params->rate_den);
208         
209         spin_lock_irqsave(&chip->reg_lock, flags);
210         /* set fast capture format change and clean capture FIFO */
211         snd_wss_out(chip, CS4231_ALT_FEATURE_1,
212                     chip->image[CS4231_ALT_FEATURE_1] | 0x20);
213         snd_wss_out(chip, CS4231_REC_FORMAT, cdfr & 0xf0);
214         snd_wss_out(chip, CS4231_ALT_FEATURE_1,
215                     chip->image[CS4231_ALT_FEATURE_1] & ~0x20);
216         snd_cs4236_ext_out(chip, CS4236_ADC_RATE, rate);
217         spin_unlock_irqrestore(&chip->reg_lock, flags);
218 }
219
220 #ifdef CONFIG_PM
221
222 static void snd_cs4236_suspend(struct snd_wss *chip)
223 {
224         int reg;
225         unsigned long flags;
226         
227         spin_lock_irqsave(&chip->reg_lock, flags);
228         for (reg = 0; reg < 32; reg++)
229                 chip->image[reg] = snd_wss_in(chip, reg);
230         for (reg = 0; reg < 18; reg++)
231                 chip->eimage[reg] = snd_cs4236_ext_in(chip, CS4236_I23VAL(reg));
232         for (reg = 2; reg < 9; reg++)
233                 chip->cimage[reg] = snd_cs4236_ctrl_in(chip, reg);
234         spin_unlock_irqrestore(&chip->reg_lock, flags);
235 }
236
237 static void snd_cs4236_resume(struct snd_wss *chip)
238 {
239         int reg;
240         unsigned long flags;
241         
242         snd_wss_mce_up(chip);
243         spin_lock_irqsave(&chip->reg_lock, flags);
244         for (reg = 0; reg < 32; reg++) {
245                 switch (reg) {
246                 case CS4236_EXT_REG:
247                 case CS4231_VERSION:
248                 case 27:        /* why? CS4235 - master left */
249                 case 29:        /* why? CS4235 - master right */
250                         break;
251                 default:
252                         snd_wss_out(chip, reg, chip->image[reg]);
253                         break;
254                 }
255         }
256         for (reg = 0; reg < 18; reg++)
257                 snd_cs4236_ext_out(chip, CS4236_I23VAL(reg), chip->eimage[reg]);
258         for (reg = 2; reg < 9; reg++) {
259                 switch (reg) {
260                 case 7:
261                         break;
262                 default:
263                         snd_cs4236_ctrl_out(chip, reg, chip->cimage[reg]);
264                 }
265         }
266         spin_unlock_irqrestore(&chip->reg_lock, flags);
267         snd_wss_mce_down(chip);
268 }
269
270 #endif /* CONFIG_PM */
271
272 int snd_cs4236_create(struct snd_card *card,
273                       unsigned long port,
274                       unsigned long cport,
275                       int irq, int dma1, int dma2,
276                       unsigned short hardware,
277                       unsigned short hwshare,
278                       struct snd_wss **rchip)
279 {
280         struct snd_wss *chip;
281         unsigned char ver1, ver2;
282         unsigned int reg;
283         int err;
284
285         *rchip = NULL;
286         if (hardware == WSS_HW_DETECT)
287                 hardware = WSS_HW_DETECT3;
288         if (cport < 0x100) {
289                 snd_printk("please, specify control port for CS4236+ chips\n");
290                 return -ENODEV;
291         }
292         err = snd_wss_create(card, port, cport,
293                              irq, dma1, dma2, hardware, hwshare, &chip);
294         if (err < 0)
295                 return err;
296
297         if (!(chip->hardware & WSS_HW_CS4236B_MASK)) {
298                 snd_printk("CS4236+: MODE3 and extended registers not available, hardware=0x%x\n",chip->hardware);
299                 snd_device_free(card, chip);
300                 return -ENODEV;
301         }
302 #if 0
303         {
304                 int idx;
305                 for (idx = 0; idx < 8; idx++)
306                         snd_printk("CD%i = 0x%x\n", idx, inb(chip->cport + idx));
307                 for (idx = 0; idx < 9; idx++)
308                         snd_printk("C%i = 0x%x\n", idx, snd_cs4236_ctrl_in(chip, idx));
309         }
310 #endif
311         ver1 = snd_cs4236_ctrl_in(chip, 1);
312         ver2 = snd_cs4236_ext_in(chip, CS4236_VERSION);
313         snd_printdd("CS4236: [0x%lx] C1 (version) = 0x%x, ext = 0x%x\n", cport, ver1, ver2);
314         if (ver1 != ver2) {
315                 snd_printk("CS4236+ chip detected, but control port 0x%lx is not valid\n", cport);
316                 snd_device_free(card, chip);
317                 return -ENODEV;
318         }
319         snd_cs4236_ctrl_out(chip, 0, 0x00);
320         snd_cs4236_ctrl_out(chip, 2, 0xff);
321         snd_cs4236_ctrl_out(chip, 3, 0x00);
322         snd_cs4236_ctrl_out(chip, 4, 0x80);
323         snd_cs4236_ctrl_out(chip, 5, ((IEC958_AES1_CON_PCM_CODER & 3) << 6) | IEC958_AES0_CON_EMPHASIS_NONE);
324         snd_cs4236_ctrl_out(chip, 6, IEC958_AES1_CON_PCM_CODER >> 2);
325         snd_cs4236_ctrl_out(chip, 7, 0x00);
326         /* 0x8c for C8 is valid for Turtle Beach Malibu - the IEC-958 output */
327         /* is working with this setup, other hardware should have */
328         /* different signal paths and this value should be selectable */
329         /* in the future */
330         snd_cs4236_ctrl_out(chip, 8, 0x8c);
331         chip->rate_constraint = snd_cs4236_xrate;
332         chip->set_playback_format = snd_cs4236_playback_format;
333         chip->set_capture_format = snd_cs4236_capture_format;
334 #ifdef CONFIG_PM
335         chip->suspend = snd_cs4236_suspend;
336         chip->resume = snd_cs4236_resume;
337 #endif
338
339         /* initialize extended registers */
340         for (reg = 0; reg < sizeof(snd_cs4236_ext_map); reg++)
341                 snd_cs4236_ext_out(chip, CS4236_I23VAL(reg), snd_cs4236_ext_map[reg]);
342
343         /* initialize compatible but more featured registers */
344         snd_wss_out(chip, CS4231_LEFT_INPUT, 0x40);
345         snd_wss_out(chip, CS4231_RIGHT_INPUT, 0x40);
346         snd_wss_out(chip, CS4231_AUX1_LEFT_INPUT, 0xff);
347         snd_wss_out(chip, CS4231_AUX1_RIGHT_INPUT, 0xff);
348         snd_wss_out(chip, CS4231_AUX2_LEFT_INPUT, 0xdf);
349         snd_wss_out(chip, CS4231_AUX2_RIGHT_INPUT, 0xdf);
350         snd_wss_out(chip, CS4231_RIGHT_LINE_IN, 0xff);
351         snd_wss_out(chip, CS4231_LEFT_LINE_IN, 0xff);
352         snd_wss_out(chip, CS4231_RIGHT_LINE_IN, 0xff);
353         switch (chip->hardware) {
354         case WSS_HW_CS4235:
355         case WSS_HW_CS4239:
356                 snd_wss_out(chip, CS4235_LEFT_MASTER, 0xff);
357                 snd_wss_out(chip, CS4235_RIGHT_MASTER, 0xff);
358                 break;
359         }
360
361         *rchip = chip;
362         return 0;
363 }
364
365 int snd_cs4236_pcm(struct snd_wss *chip, int device, struct snd_pcm **rpcm)
366 {
367         struct snd_pcm *pcm;
368         int err;
369         
370         err = snd_wss_pcm(chip, device, &pcm);
371         if (err < 0)
372                 return err;
373         pcm->info_flags &= ~SNDRV_PCM_INFO_JOINT_DUPLEX;
374         if (rpcm)
375                 *rpcm = pcm;
376         return 0;
377 }
378
379 /*
380  *  MIXER
381  */
382
383 #define CS4236_SINGLE(xname, xindex, reg, shift, mask, invert) \
384 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
385   .info = snd_cs4236_info_single, \
386   .get = snd_cs4236_get_single, .put = snd_cs4236_put_single, \
387   .private_value = reg | (shift << 8) | (mask << 16) | (invert << 24) }
388
389 static int snd_cs4236_info_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
390 {
391         int mask = (kcontrol->private_value >> 16) & 0xff;
392
393         uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER;
394         uinfo->count = 1;
395         uinfo->value.integer.min = 0;
396         uinfo->value.integer.max = mask;
397         return 0;
398 }
399
400 static int snd_cs4236_get_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
401 {
402         struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
403         unsigned long flags;
404         int reg = kcontrol->private_value & 0xff;
405         int shift = (kcontrol->private_value >> 8) & 0xff;
406         int mask = (kcontrol->private_value >> 16) & 0xff;
407         int invert = (kcontrol->private_value >> 24) & 0xff;
408         
409         spin_lock_irqsave(&chip->reg_lock, flags);
410         ucontrol->value.integer.value[0] = (chip->eimage[CS4236_REG(reg)] >> shift) & mask;
411         spin_unlock_irqrestore(&chip->reg_lock, flags);
412         if (invert)
413                 ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0];
414         return 0;
415 }
416
417 static int snd_cs4236_put_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
418 {
419         struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
420         unsigned long flags;
421         int reg = kcontrol->private_value & 0xff;
422         int shift = (kcontrol->private_value >> 8) & 0xff;
423         int mask = (kcontrol->private_value >> 16) & 0xff;
424         int invert = (kcontrol->private_value >> 24) & 0xff;
425         int change;
426         unsigned short val;
427         
428         val = (ucontrol->value.integer.value[0] & mask);
429         if (invert)
430                 val = mask - val;
431         val <<= shift;
432         spin_lock_irqsave(&chip->reg_lock, flags);
433         val = (chip->eimage[CS4236_REG(reg)] & ~(mask << shift)) | val;
434         change = val != chip->eimage[CS4236_REG(reg)];
435         snd_cs4236_ext_out(chip, reg, val);
436         spin_unlock_irqrestore(&chip->reg_lock, flags);
437         return change;
438 }
439
440 #define CS4236_SINGLEC(xname, xindex, reg, shift, mask, invert) \
441 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
442   .info = snd_cs4236_info_single, \
443   .get = snd_cs4236_get_singlec, .put = snd_cs4236_put_singlec, \
444   .private_value = reg | (shift << 8) | (mask << 16) | (invert << 24) }
445
446 static int snd_cs4236_get_singlec(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
447 {
448         struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
449         unsigned long flags;
450         int reg = kcontrol->private_value & 0xff;
451         int shift = (kcontrol->private_value >> 8) & 0xff;
452         int mask = (kcontrol->private_value >> 16) & 0xff;
453         int invert = (kcontrol->private_value >> 24) & 0xff;
454         
455         spin_lock_irqsave(&chip->reg_lock, flags);
456         ucontrol->value.integer.value[0] = (chip->cimage[reg] >> shift) & mask;
457         spin_unlock_irqrestore(&chip->reg_lock, flags);
458         if (invert)
459                 ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0];
460         return 0;
461 }
462
463 static int snd_cs4236_put_singlec(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
464 {
465         struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
466         unsigned long flags;
467         int reg = kcontrol->private_value & 0xff;
468         int shift = (kcontrol->private_value >> 8) & 0xff;
469         int mask = (kcontrol->private_value >> 16) & 0xff;
470         int invert = (kcontrol->private_value >> 24) & 0xff;
471         int change;
472         unsigned short val;
473         
474         val = (ucontrol->value.integer.value[0] & mask);
475         if (invert)
476                 val = mask - val;
477         val <<= shift;
478         spin_lock_irqsave(&chip->reg_lock, flags);
479         val = (chip->cimage[reg] & ~(mask << shift)) | val;
480         change = val != chip->cimage[reg];
481         snd_cs4236_ctrl_out(chip, reg, val);
482         spin_unlock_irqrestore(&chip->reg_lock, flags);
483         return change;
484 }
485
486 #define CS4236_DOUBLE(xname, xindex, left_reg, right_reg, shift_left, shift_right, mask, invert) \
487 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
488   .info = snd_cs4236_info_double, \
489   .get = snd_cs4236_get_double, .put = snd_cs4236_put_double, \
490   .private_value = left_reg | (right_reg << 8) | (shift_left << 16) | (shift_right << 19) | (mask << 24) | (invert << 22) }
491
492 static int snd_cs4236_info_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
493 {
494         int mask = (kcontrol->private_value >> 24) & 0xff;
495
496         uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER;
497         uinfo->count = 2;
498         uinfo->value.integer.min = 0;
499         uinfo->value.integer.max = mask;
500         return 0;
501 }
502
503 static int snd_cs4236_get_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
504 {
505         struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
506         unsigned long flags;
507         int left_reg = kcontrol->private_value & 0xff;
508         int right_reg = (kcontrol->private_value >> 8) & 0xff;
509         int shift_left = (kcontrol->private_value >> 16) & 0x07;
510         int shift_right = (kcontrol->private_value >> 19) & 0x07;
511         int mask = (kcontrol->private_value >> 24) & 0xff;
512         int invert = (kcontrol->private_value >> 22) & 1;
513         
514         spin_lock_irqsave(&chip->reg_lock, flags);
515         ucontrol->value.integer.value[0] = (chip->eimage[CS4236_REG(left_reg)] >> shift_left) & mask;
516         ucontrol->value.integer.value[1] = (chip->eimage[CS4236_REG(right_reg)] >> shift_right) & mask;
517         spin_unlock_irqrestore(&chip->reg_lock, flags);
518         if (invert) {
519                 ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0];
520                 ucontrol->value.integer.value[1] = mask - ucontrol->value.integer.value[1];
521         }
522         return 0;
523 }
524
525 static int snd_cs4236_put_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
526 {
527         struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
528         unsigned long flags;
529         int left_reg = kcontrol->private_value & 0xff;
530         int right_reg = (kcontrol->private_value >> 8) & 0xff;
531         int shift_left = (kcontrol->private_value >> 16) & 0x07;
532         int shift_right = (kcontrol->private_value >> 19) & 0x07;
533         int mask = (kcontrol->private_value >> 24) & 0xff;
534         int invert = (kcontrol->private_value >> 22) & 1;
535         int change;
536         unsigned short val1, val2;
537         
538         val1 = ucontrol->value.integer.value[0] & mask;
539         val2 = ucontrol->value.integer.value[1] & mask;
540         if (invert) {
541                 val1 = mask - val1;
542                 val2 = mask - val2;
543         }
544         val1 <<= shift_left;
545         val2 <<= shift_right;
546         spin_lock_irqsave(&chip->reg_lock, flags);
547         if (left_reg != right_reg) {
548                 val1 = (chip->eimage[CS4236_REG(left_reg)] & ~(mask << shift_left)) | val1;
549                 val2 = (chip->eimage[CS4236_REG(right_reg)] & ~(mask << shift_right)) | val2;
550                 change = val1 != chip->eimage[CS4236_REG(left_reg)] || val2 != chip->eimage[CS4236_REG(right_reg)];
551                 snd_cs4236_ext_out(chip, left_reg, val1);
552                 snd_cs4236_ext_out(chip, right_reg, val2);
553         } else {
554                 val1 = (chip->eimage[CS4236_REG(left_reg)] & ~((mask << shift_left) | (mask << shift_right))) | val1 | val2;
555                 change = val1 != chip->eimage[CS4236_REG(left_reg)];
556                 snd_cs4236_ext_out(chip, left_reg, val1);
557         }
558         spin_unlock_irqrestore(&chip->reg_lock, flags);
559         return change;
560 }
561
562 #define CS4236_DOUBLE1(xname, xindex, left_reg, right_reg, shift_left, shift_right, mask, invert) \
563 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
564   .info = snd_cs4236_info_double, \
565   .get = snd_cs4236_get_double1, .put = snd_cs4236_put_double1, \
566   .private_value = left_reg | (right_reg << 8) | (shift_left << 16) | (shift_right << 19) | (mask << 24) | (invert << 22) }
567
568 static int snd_cs4236_get_double1(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
569 {
570         struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
571         unsigned long flags;
572         int left_reg = kcontrol->private_value & 0xff;
573         int right_reg = (kcontrol->private_value >> 8) & 0xff;
574         int shift_left = (kcontrol->private_value >> 16) & 0x07;
575         int shift_right = (kcontrol->private_value >> 19) & 0x07;
576         int mask = (kcontrol->private_value >> 24) & 0xff;
577         int invert = (kcontrol->private_value >> 22) & 1;
578         
579         spin_lock_irqsave(&chip->reg_lock, flags);
580         ucontrol->value.integer.value[0] = (chip->image[left_reg] >> shift_left) & mask;
581         ucontrol->value.integer.value[1] = (chip->eimage[CS4236_REG(right_reg)] >> shift_right) & mask;
582         spin_unlock_irqrestore(&chip->reg_lock, flags);
583         if (invert) {
584                 ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0];
585                 ucontrol->value.integer.value[1] = mask - ucontrol->value.integer.value[1];
586         }
587         return 0;
588 }
589
590 static int snd_cs4236_put_double1(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
591 {
592         struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
593         unsigned long flags;
594         int left_reg = kcontrol->private_value & 0xff;
595         int right_reg = (kcontrol->private_value >> 8) & 0xff;
596         int shift_left = (kcontrol->private_value >> 16) & 0x07;
597         int shift_right = (kcontrol->private_value >> 19) & 0x07;
598         int mask = (kcontrol->private_value >> 24) & 0xff;
599         int invert = (kcontrol->private_value >> 22) & 1;
600         int change;
601         unsigned short val1, val2;
602         
603         val1 = ucontrol->value.integer.value[0] & mask;
604         val2 = ucontrol->value.integer.value[1] & mask;
605         if (invert) {
606                 val1 = mask - val1;
607                 val2 = mask - val2;
608         }
609         val1 <<= shift_left;
610         val2 <<= shift_right;
611         spin_lock_irqsave(&chip->reg_lock, flags);
612         val1 = (chip->image[left_reg] & ~(mask << shift_left)) | val1;
613         val2 = (chip->eimage[CS4236_REG(right_reg)] & ~(mask << shift_right)) | val2;
614         change = val1 != chip->image[left_reg] || val2 != chip->eimage[CS4236_REG(right_reg)];
615         snd_wss_out(chip, left_reg, val1);
616         snd_cs4236_ext_out(chip, right_reg, val2);
617         spin_unlock_irqrestore(&chip->reg_lock, flags);
618         return change;
619 }
620
621 #define CS4236_MASTER_DIGITAL(xname, xindex) \
622 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
623   .info = snd_cs4236_info_double, \
624   .get = snd_cs4236_get_master_digital, .put = snd_cs4236_put_master_digital, \
625   .private_value = 71 << 24 }
626
627 static inline int snd_cs4236_mixer_master_digital_invert_volume(int vol)
628 {
629         return (vol < 64) ? 63 - vol : 64 + (71 - vol);
630 }        
631
632 static int snd_cs4236_get_master_digital(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
633 {
634         struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
635         unsigned long flags;
636         
637         spin_lock_irqsave(&chip->reg_lock, flags);
638         ucontrol->value.integer.value[0] = snd_cs4236_mixer_master_digital_invert_volume(chip->eimage[CS4236_REG(CS4236_LEFT_MASTER)] & 0x7f);
639         ucontrol->value.integer.value[1] = snd_cs4236_mixer_master_digital_invert_volume(chip->eimage[CS4236_REG(CS4236_RIGHT_MASTER)] & 0x7f);
640         spin_unlock_irqrestore(&chip->reg_lock, flags);
641         return 0;
642 }
643
644 static int snd_cs4236_put_master_digital(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
645 {
646         struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
647         unsigned long flags;
648         int change;
649         unsigned short val1, val2;
650         
651         val1 = snd_cs4236_mixer_master_digital_invert_volume(ucontrol->value.integer.value[0] & 0x7f);
652         val2 = snd_cs4236_mixer_master_digital_invert_volume(ucontrol->value.integer.value[1] & 0x7f);
653         spin_lock_irqsave(&chip->reg_lock, flags);
654         val1 = (chip->eimage[CS4236_REG(CS4236_LEFT_MASTER)] & ~0x7f) | val1;
655         val2 = (chip->eimage[CS4236_REG(CS4236_RIGHT_MASTER)] & ~0x7f) | val2;
656         change = val1 != chip->eimage[CS4236_REG(CS4236_LEFT_MASTER)] || val2 != chip->eimage[CS4236_REG(CS4236_RIGHT_MASTER)];
657         snd_cs4236_ext_out(chip, CS4236_LEFT_MASTER, val1);
658         snd_cs4236_ext_out(chip, CS4236_RIGHT_MASTER, val2);
659         spin_unlock_irqrestore(&chip->reg_lock, flags);
660         return change;
661 }
662
663 #define CS4235_OUTPUT_ACCU(xname, xindex) \
664 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
665   .info = snd_cs4236_info_double, \
666   .get = snd_cs4235_get_output_accu, .put = snd_cs4235_put_output_accu, \
667   .private_value = 3 << 24 }
668
669 static inline int snd_cs4235_mixer_output_accu_get_volume(int vol)
670 {
671         switch ((vol >> 5) & 3) {
672         case 0: return 1;
673         case 1: return 3;
674         case 2: return 2;
675         case 3: return 0;
676         }
677         return 3;
678 }
679
680 static inline int snd_cs4235_mixer_output_accu_set_volume(int vol)
681 {
682         switch (vol & 3) {
683         case 0: return 3 << 5;
684         case 1: return 0 << 5;
685         case 2: return 2 << 5;
686         case 3: return 1 << 5;
687         }
688         return 1 << 5;
689 }
690
691 static int snd_cs4235_get_output_accu(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
692 {
693         struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
694         unsigned long flags;
695         
696         spin_lock_irqsave(&chip->reg_lock, flags);
697         ucontrol->value.integer.value[0] = snd_cs4235_mixer_output_accu_get_volume(chip->image[CS4235_LEFT_MASTER]);
698         ucontrol->value.integer.value[1] = snd_cs4235_mixer_output_accu_get_volume(chip->image[CS4235_RIGHT_MASTER]);
699         spin_unlock_irqrestore(&chip->reg_lock, flags);
700         return 0;
701 }
702
703 static int snd_cs4235_put_output_accu(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
704 {
705         struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
706         unsigned long flags;
707         int change;
708         unsigned short val1, val2;
709         
710         val1 = snd_cs4235_mixer_output_accu_set_volume(ucontrol->value.integer.value[0]);
711         val2 = snd_cs4235_mixer_output_accu_set_volume(ucontrol->value.integer.value[1]);
712         spin_lock_irqsave(&chip->reg_lock, flags);
713         val1 = (chip->image[CS4235_LEFT_MASTER] & ~(3 << 5)) | val1;
714         val2 = (chip->image[CS4235_RIGHT_MASTER] & ~(3 << 5)) | val2;
715         change = val1 != chip->image[CS4235_LEFT_MASTER] || val2 != chip->image[CS4235_RIGHT_MASTER];
716         snd_wss_out(chip, CS4235_LEFT_MASTER, val1);
717         snd_wss_out(chip, CS4235_RIGHT_MASTER, val2);
718         spin_unlock_irqrestore(&chip->reg_lock, flags);
719         return change;
720 }
721
722 static struct snd_kcontrol_new snd_cs4236_controls[] = {
723
724 CS4236_DOUBLE("Master Digital Playback Switch", 0,
725                 CS4236_LEFT_MASTER, CS4236_RIGHT_MASTER, 7, 7, 1, 1),
726 CS4236_DOUBLE("Master Digital Capture Switch", 0,
727                 CS4236_DAC_MUTE, CS4236_DAC_MUTE, 7, 6, 1, 1),
728 CS4236_MASTER_DIGITAL("Master Digital Volume", 0),
729
730 CS4236_DOUBLE("Capture Boost Volume", 0,
731                 CS4236_LEFT_MIX_CTRL, CS4236_RIGHT_MIX_CTRL, 5, 5, 3, 1),
732
733 WSS_DOUBLE("PCM Playback Switch", 0,
734                 CS4231_LEFT_OUTPUT, CS4231_RIGHT_OUTPUT, 7, 7, 1, 1),
735 WSS_DOUBLE("PCM Playback Volume", 0,
736                 CS4231_LEFT_OUTPUT, CS4231_RIGHT_OUTPUT, 0, 0, 63, 1),
737
738 CS4236_DOUBLE("DSP Playback Switch", 0,
739                 CS4236_LEFT_DSP, CS4236_RIGHT_DSP, 7, 7, 1, 1),
740 CS4236_DOUBLE("DSP Playback Volume", 0,
741                 CS4236_LEFT_DSP, CS4236_RIGHT_DSP, 0, 0, 63, 1),
742
743 CS4236_DOUBLE("FM Playback Switch", 0,
744                 CS4236_LEFT_FM, CS4236_RIGHT_FM, 7, 7, 1, 1),
745 CS4236_DOUBLE("FM Playback Volume", 0,
746                 CS4236_LEFT_FM, CS4236_RIGHT_FM, 0, 0, 63, 1),
747
748 CS4236_DOUBLE("Wavetable Playback Switch", 0,
749                 CS4236_LEFT_WAVE, CS4236_RIGHT_WAVE, 7, 7, 1, 1),
750 CS4236_DOUBLE("Wavetable Playback Volume", 0,
751                 CS4236_LEFT_WAVE, CS4236_RIGHT_WAVE, 0, 0, 63, 1),
752
753 WSS_DOUBLE("Synth Playback Switch", 0,
754                 CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 7, 7, 1, 1),
755 WSS_DOUBLE("Synth Volume", 0,
756                 CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 0, 0, 31, 1),
757 WSS_DOUBLE("Synth Capture Switch", 0,
758                 CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 6, 6, 1, 1),
759 WSS_DOUBLE("Synth Capture Bypass", 0,
760                 CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 5, 5, 1, 1),
761
762 CS4236_DOUBLE("Mic Playback Switch", 0,
763                 CS4236_LEFT_MIC, CS4236_RIGHT_MIC, 6, 6, 1, 1),
764 CS4236_DOUBLE("Mic Capture Switch", 0,
765                 CS4236_LEFT_MIC, CS4236_RIGHT_MIC, 7, 7, 1, 1),
766 CS4236_DOUBLE("Mic Volume", 0, CS4236_LEFT_MIC, CS4236_RIGHT_MIC, 0, 0, 31, 1),
767 CS4236_DOUBLE("Mic Playback Boost", 0,
768                 CS4236_LEFT_MIC, CS4236_RIGHT_MIC, 5, 5, 1, 0),
769
770 WSS_DOUBLE("Line Playback Switch", 0,
771                 CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 7, 7, 1, 1),
772 WSS_DOUBLE("Line Volume", 0,
773                 CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 0, 0, 31, 1),
774 WSS_DOUBLE("Line Capture Switch", 0,
775                 CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 6, 6, 1, 1),
776 WSS_DOUBLE("Line Capture Bypass", 0,
777                 CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 5, 5, 1, 1),
778
779 WSS_DOUBLE("CD Playback Switch", 0,
780                 CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 7, 7, 1, 1),
781 WSS_DOUBLE("CD Volume", 0,
782                 CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 0, 0, 31, 1),
783 WSS_DOUBLE("CD Capture Switch", 0,
784                 CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 6, 6, 1, 1),
785
786 CS4236_DOUBLE1("Mono Output Playback Switch", 0,
787                 CS4231_MONO_CTRL, CS4236_RIGHT_MIX_CTRL, 6, 7, 1, 1),
788 CS4236_DOUBLE1("Mono Playback Switch", 0,
789                 CS4231_MONO_CTRL, CS4236_LEFT_MIX_CTRL, 7, 7, 1, 1),
790 WSS_SINGLE("Mono Playback Volume", 0, CS4231_MONO_CTRL, 0, 15, 1),
791 WSS_SINGLE("Mono Playback Bypass", 0, CS4231_MONO_CTRL, 5, 1, 0),
792
793 WSS_DOUBLE("Capture Volume", 0,
794                 CS4231_LEFT_INPUT, CS4231_RIGHT_INPUT, 0, 0, 15, 0),
795 WSS_DOUBLE("Analog Loopback Capture Switch", 0,
796                 CS4231_LEFT_INPUT, CS4231_RIGHT_INPUT, 7, 7, 1, 0),
797
798 WSS_SINGLE("Digital Loopback Playback Switch", 0, CS4231_LOOPBACK, 0, 1, 0),
799 CS4236_DOUBLE1("Digital Loopback Playback Volume", 0,
800                 CS4231_LOOPBACK, CS4236_RIGHT_LOOPBACK, 2, 0, 63, 1)
801 };
802
803 static struct snd_kcontrol_new snd_cs4235_controls[] = {
804
805 WSS_DOUBLE("Master Switch", 0,
806                 CS4235_LEFT_MASTER, CS4235_RIGHT_MASTER, 7, 7, 1, 1),
807 WSS_DOUBLE("Master Volume", 0,
808                 CS4235_LEFT_MASTER, CS4235_RIGHT_MASTER, 0, 0, 31, 1),
809
810 CS4235_OUTPUT_ACCU("Playback Volume", 0),
811
812 CS4236_DOUBLE("Master Digital Playback Switch", 0,
813                 CS4236_LEFT_MASTER, CS4236_RIGHT_MASTER, 7, 7, 1, 1),
814 CS4236_DOUBLE("Master Digital Capture Switch", 0,
815                 CS4236_DAC_MUTE, CS4236_DAC_MUTE, 7, 6, 1, 1),
816 CS4236_MASTER_DIGITAL("Master Digital Volume", 0),
817
818 WSS_DOUBLE("Master Digital Playback Switch", 1,
819                 CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 7, 7, 1, 1),
820 WSS_DOUBLE("Master Digital Capture Switch", 1,
821                 CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 6, 6, 1, 1),
822 WSS_DOUBLE("Master Digital Volume", 1,
823                 CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 0, 0, 31, 1),
824
825 CS4236_DOUBLE("Capture Volume", 0,
826                 CS4236_LEFT_MIX_CTRL, CS4236_RIGHT_MIX_CTRL, 5, 5, 3, 1),
827
828 WSS_DOUBLE("PCM Switch", 0,
829                 CS4231_LEFT_OUTPUT, CS4231_RIGHT_OUTPUT, 7, 7, 1, 1),
830 WSS_DOUBLE("PCM Volume", 0,
831                 CS4231_LEFT_OUTPUT, CS4231_RIGHT_OUTPUT, 0, 0, 63, 1),
832
833 CS4236_DOUBLE("DSP Switch", 0, CS4236_LEFT_DSP, CS4236_RIGHT_DSP, 7, 7, 1, 1),
834
835 CS4236_DOUBLE("FM Switch", 0, CS4236_LEFT_FM, CS4236_RIGHT_FM, 7, 7, 1, 1),
836
837 CS4236_DOUBLE("Wavetable Switch", 0,
838                 CS4236_LEFT_WAVE, CS4236_RIGHT_WAVE, 7, 7, 1, 1),
839
840 CS4236_DOUBLE("Mic Capture Switch", 0,
841                 CS4236_LEFT_MIC, CS4236_RIGHT_MIC, 7, 7, 1, 1),
842 CS4236_DOUBLE("Mic Playback Switch", 0,
843                 CS4236_LEFT_MIC, CS4236_RIGHT_MIC, 6, 6, 1, 1),
844 CS4236_SINGLE("Mic Volume", 0, CS4236_LEFT_MIC, 0, 31, 1),
845 CS4236_SINGLE("Mic Playback Boost", 0, CS4236_LEFT_MIC, 5, 1, 0),
846
847 WSS_DOUBLE("Aux Playback Switch", 0,
848                 CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 7, 7, 1, 1),
849 WSS_DOUBLE("Aux Capture Switch", 0,
850                 CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 6, 6, 1, 1),
851 WSS_DOUBLE("Aux Volume", 0,
852                 CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 0, 0, 31, 1),
853
854 WSS_DOUBLE("Aux Playback Switch", 1,
855                 CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 7, 7, 1, 1),
856 WSS_DOUBLE("Aux Capture Switch", 1,
857                 CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 6, 6, 1, 1),
858 WSS_DOUBLE("Aux Volume", 1,
859                 CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 0, 0, 31, 1),
860
861 CS4236_DOUBLE1("Master Mono Switch", 0,
862                 CS4231_MONO_CTRL, CS4236_RIGHT_MIX_CTRL, 6, 7, 1, 1),
863
864 CS4236_DOUBLE1("Mono Switch", 0,
865                 CS4231_MONO_CTRL, CS4236_LEFT_MIX_CTRL, 7, 7, 1, 1),
866 WSS_SINGLE("Mono Volume", 0, CS4231_MONO_CTRL, 0, 15, 1),
867
868 WSS_DOUBLE("Analog Loopback Switch", 0,
869                 CS4231_LEFT_INPUT, CS4231_RIGHT_INPUT, 7, 7, 1, 0),
870 };
871
872 #define CS4236_IEC958_ENABLE(xname, xindex) \
873 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
874   .info = snd_cs4236_info_single, \
875   .get = snd_cs4236_get_iec958_switch, .put = snd_cs4236_put_iec958_switch, \
876   .private_value = 1 << 16 }
877
878 static int snd_cs4236_get_iec958_switch(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
879 {
880         struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
881         unsigned long flags;
882         
883         spin_lock_irqsave(&chip->reg_lock, flags);
884         ucontrol->value.integer.value[0] = chip->image[CS4231_ALT_FEATURE_1] & 0x02 ? 1 : 0;
885 #if 0
886         printk("get valid: ALT = 0x%x, C3 = 0x%x, C4 = 0x%x, C5 = 0x%x, C6 = 0x%x, C8 = 0x%x\n",
887                         snd_wss_in(chip, CS4231_ALT_FEATURE_1),
888                         snd_cs4236_ctrl_in(chip, 3),
889                         snd_cs4236_ctrl_in(chip, 4),
890                         snd_cs4236_ctrl_in(chip, 5),
891                         snd_cs4236_ctrl_in(chip, 6),
892                         snd_cs4236_ctrl_in(chip, 8));
893 #endif
894         spin_unlock_irqrestore(&chip->reg_lock, flags);
895         return 0;
896 }
897
898 static int snd_cs4236_put_iec958_switch(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
899 {
900         struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
901         unsigned long flags;
902         int change;
903         unsigned short enable, val;
904         
905         enable = ucontrol->value.integer.value[0] & 1;
906
907         mutex_lock(&chip->mce_mutex);
908         snd_wss_mce_up(chip);
909         spin_lock_irqsave(&chip->reg_lock, flags);
910         val = (chip->image[CS4231_ALT_FEATURE_1] & ~0x0e) | (0<<2) | (enable << 1);
911         change = val != chip->image[CS4231_ALT_FEATURE_1];
912         snd_wss_out(chip, CS4231_ALT_FEATURE_1, val);
913         val = snd_cs4236_ctrl_in(chip, 4) | 0xc0;
914         snd_cs4236_ctrl_out(chip, 4, val);
915         udelay(100);
916         val &= ~0x40;
917         snd_cs4236_ctrl_out(chip, 4, val);
918         spin_unlock_irqrestore(&chip->reg_lock, flags);
919         snd_wss_mce_down(chip);
920         mutex_unlock(&chip->mce_mutex);
921
922 #if 0
923         printk("set valid: ALT = 0x%x, C3 = 0x%x, C4 = 0x%x, C5 = 0x%x, C6 = 0x%x, C8 = 0x%x\n",
924                         snd_wss_in(chip, CS4231_ALT_FEATURE_1),
925                         snd_cs4236_ctrl_in(chip, 3),
926                         snd_cs4236_ctrl_in(chip, 4),
927                         snd_cs4236_ctrl_in(chip, 5),
928                         snd_cs4236_ctrl_in(chip, 6),
929                         snd_cs4236_ctrl_in(chip, 8));
930 #endif
931         return change;
932 }
933
934 static struct snd_kcontrol_new snd_cs4236_iec958_controls[] = {
935 CS4236_IEC958_ENABLE("IEC958 Output Enable", 0),
936 CS4236_SINGLEC("IEC958 Output Validity", 0, 4, 4, 1, 0),
937 CS4236_SINGLEC("IEC958 Output User", 0, 4, 5, 1, 0),
938 CS4236_SINGLEC("IEC958 Output CSBR", 0, 4, 6, 1, 0),
939 CS4236_SINGLEC("IEC958 Output Channel Status Low", 0, 5, 1, 127, 0),
940 CS4236_SINGLEC("IEC958 Output Channel Status High", 0, 6, 0, 255, 0)
941 };
942
943 static struct snd_kcontrol_new snd_cs4236_3d_controls_cs4235[] = {
944 CS4236_SINGLEC("3D Control - Switch", 0, 3, 4, 1, 0),
945 CS4236_SINGLEC("3D Control - Space", 0, 2, 4, 15, 1)
946 };
947
948 static struct snd_kcontrol_new snd_cs4236_3d_controls_cs4237[] = {
949 CS4236_SINGLEC("3D Control - Switch", 0, 3, 7, 1, 0),
950 CS4236_SINGLEC("3D Control - Space", 0, 2, 4, 15, 1),
951 CS4236_SINGLEC("3D Control - Center", 0, 2, 0, 15, 1),
952 CS4236_SINGLEC("3D Control - Mono", 0, 3, 6, 1, 0),
953 CS4236_SINGLEC("3D Control - IEC958", 0, 3, 5, 1, 0)
954 };
955
956 static struct snd_kcontrol_new snd_cs4236_3d_controls_cs4238[] = {
957 CS4236_SINGLEC("3D Control - Switch", 0, 3, 4, 1, 0),
958 CS4236_SINGLEC("3D Control - Space", 0, 2, 4, 15, 1),
959 CS4236_SINGLEC("3D Control - Volume", 0, 2, 0, 15, 1),
960 CS4236_SINGLEC("3D Control - IEC958", 0, 3, 5, 1, 0)
961 };
962
963 int snd_cs4236_mixer(struct snd_wss *chip)
964 {
965         struct snd_card *card;
966         unsigned int idx, count;
967         int err;
968         struct snd_kcontrol_new *kcontrol;
969
970         if (snd_BUG_ON(!chip || !chip->card))
971                 return -EINVAL;
972         card = chip->card;
973         strcpy(card->mixername, snd_wss_chip_id(chip));
974
975         if (chip->hardware == WSS_HW_CS4235 ||
976             chip->hardware == WSS_HW_CS4239) {
977                 for (idx = 0; idx < ARRAY_SIZE(snd_cs4235_controls); idx++) {
978                         if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_cs4235_controls[idx], chip))) < 0)
979                                 return err;
980                 }
981         } else {
982                 for (idx = 0; idx < ARRAY_SIZE(snd_cs4236_controls); idx++) {
983                         if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_cs4236_controls[idx], chip))) < 0)
984                                 return err;
985                 }
986         }
987         switch (chip->hardware) {
988         case WSS_HW_CS4235:
989         case WSS_HW_CS4239:
990                 count = ARRAY_SIZE(snd_cs4236_3d_controls_cs4235);
991                 kcontrol = snd_cs4236_3d_controls_cs4235;
992                 break;
993         case WSS_HW_CS4237B:
994                 count = ARRAY_SIZE(snd_cs4236_3d_controls_cs4237);
995                 kcontrol = snd_cs4236_3d_controls_cs4237;
996                 break;
997         case WSS_HW_CS4238B:
998                 count = ARRAY_SIZE(snd_cs4236_3d_controls_cs4238);
999                 kcontrol = snd_cs4236_3d_controls_cs4238;
1000                 break;
1001         default:
1002                 count = 0;
1003                 kcontrol = NULL;
1004         }
1005         for (idx = 0; idx < count; idx++, kcontrol++) {
1006                 if ((err = snd_ctl_add(card, snd_ctl_new1(kcontrol, chip))) < 0)
1007                         return err;
1008         }
1009         if (chip->hardware == WSS_HW_CS4237B ||
1010             chip->hardware == WSS_HW_CS4238B) {
1011                 for (idx = 0; idx < ARRAY_SIZE(snd_cs4236_iec958_controls); idx++) {
1012                         if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_cs4236_iec958_controls[idx], chip))) < 0)
1013                                 return err;
1014                 }
1015         }
1016         return 0;
1017 }
1018
1019 EXPORT_SYMBOL(snd_cs4236_create);
1020 EXPORT_SYMBOL(snd_cs4236_pcm);
1021 EXPORT_SYMBOL(snd_cs4236_mixer);
1022
1023 /*
1024  *  INIT part
1025  */
1026
1027 static int __init alsa_cs4236_init(void)
1028 {
1029         return 0;
1030 }
1031
1032 static void __exit alsa_cs4236_exit(void)
1033 {
1034 }
1035
1036 module_init(alsa_cs4236_init)
1037 module_exit(alsa_cs4236_exit)