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TOMOYO Linux Cross Reference
Linux/sound/isa/cs423x/cs4236_lib.c

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Architecture: ~ [ i386 ] ~ [ alpha ] ~ [ m68k ] ~ [ mips ] ~ [ ppc ] ~ [ sparc ] ~ [ sparc64 ] ~

  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 #include <sound/initval.h>
 91 #include <sound/tlv.h>
 92 
 93 /*
 94  *
 95  */
 96 
 97 static unsigned char snd_cs4236_ext_map[18] = {
 98         /* CS4236_LEFT_LINE */          0xff,
 99         /* CS4236_RIGHT_LINE */         0xff,
100         /* CS4236_LEFT_MIC */           0xdf,
101         /* CS4236_RIGHT_MIC */          0xdf,
102         /* CS4236_LEFT_MIX_CTRL */      0xe0 | 0x18,
103         /* CS4236_RIGHT_MIX_CTRL */     0xe0,
104         /* CS4236_LEFT_FM */            0xbf,
105         /* CS4236_RIGHT_FM */           0xbf,
106         /* CS4236_LEFT_DSP */           0xbf,
107         /* CS4236_RIGHT_DSP */          0xbf,
108         /* CS4236_RIGHT_LOOPBACK */     0xbf,
109         /* CS4236_DAC_MUTE */           0xe0,
110         /* CS4236_ADC_RATE */           0x01,   /* 48kHz */
111         /* CS4236_DAC_RATE */           0x01,   /* 48kHz */
112         /* CS4236_LEFT_MASTER */        0xbf,
113         /* CS4236_RIGHT_MASTER */       0xbf,
114         /* CS4236_LEFT_WAVE */          0xbf,
115         /* CS4236_RIGHT_WAVE */         0xbf
116 };
117 
118 /*
119  *
120  */
121 
122 static void snd_cs4236_ctrl_out(struct snd_wss *chip,
123                                 unsigned char reg, unsigned char val)
124 {
125         outb(reg, chip->cport + 3);
126         outb(chip->cimage[reg] = val, chip->cport + 4);
127 }
128 
129 static unsigned char snd_cs4236_ctrl_in(struct snd_wss *chip, unsigned char reg)
130 {
131         outb(reg, chip->cport + 3);
132         return inb(chip->cport + 4);
133 }
134 
135 /*
136  *  PCM
137  */
138 
139 #define CLOCKS 8
140 
141 static struct snd_ratnum clocks[CLOCKS] = {
142         { .num = 16934400, .den_min = 353, .den_max = 353, .den_step = 1 },
143         { .num = 16934400, .den_min = 529, .den_max = 529, .den_step = 1 },
144         { .num = 16934400, .den_min = 617, .den_max = 617, .den_step = 1 },
145         { .num = 16934400, .den_min = 1058, .den_max = 1058, .den_step = 1 },
146         { .num = 16934400, .den_min = 1764, .den_max = 1764, .den_step = 1 },
147         { .num = 16934400, .den_min = 2117, .den_max = 2117, .den_step = 1 },
148         { .num = 16934400, .den_min = 2558, .den_max = 2558, .den_step = 1 },
149         { .num = 16934400/16, .den_min = 21, .den_max = 192, .den_step = 1 }
150 };
151 
152 static struct snd_pcm_hw_constraint_ratnums hw_constraints_clocks = {
153         .nrats = CLOCKS,
154         .rats = clocks,
155 };
156 
157 static int snd_cs4236_xrate(struct snd_pcm_runtime *runtime)
158 {
159         return snd_pcm_hw_constraint_ratnums(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
160                                              &hw_constraints_clocks);
161 }
162 
163 static unsigned char divisor_to_rate_register(unsigned int divisor)
164 {
165         switch (divisor) {
166         case 353:       return 1;
167         case 529:       return 2;
168         case 617:       return 3;
169         case 1058:      return 4;
170         case 1764:      return 5;
171         case 2117:      return 6;
172         case 2558:      return 7;
173         default:
174                 if (divisor < 21 || divisor > 192) {
175                         snd_BUG();
176                         return 192;
177                 }
178                 return divisor;
179         }
180 }
181 
182 static void snd_cs4236_playback_format(struct snd_wss *chip,
183                                        struct snd_pcm_hw_params *params,
184                                        unsigned char pdfr)
185 {
186         unsigned long flags;
187         unsigned char rate = divisor_to_rate_register(params->rate_den);
188         
189         spin_lock_irqsave(&chip->reg_lock, flags);
190         /* set fast playback format change and clean playback FIFO */
191         snd_wss_out(chip, CS4231_ALT_FEATURE_1,
192                     chip->image[CS4231_ALT_FEATURE_1] | 0x10);
193         snd_wss_out(chip, CS4231_PLAYBK_FORMAT, pdfr & 0xf0);
194         snd_wss_out(chip, CS4231_ALT_FEATURE_1,
195                     chip->image[CS4231_ALT_FEATURE_1] & ~0x10);
196         snd_cs4236_ext_out(chip, CS4236_DAC_RATE, rate);
197         spin_unlock_irqrestore(&chip->reg_lock, flags);
198 }
199 
200 static void snd_cs4236_capture_format(struct snd_wss *chip,
201                                       struct snd_pcm_hw_params *params,
202                                       unsigned char cdfr)
203 {
204         unsigned long flags;
205         unsigned char rate = divisor_to_rate_register(params->rate_den);
206         
207         spin_lock_irqsave(&chip->reg_lock, flags);
208         /* set fast capture format change and clean capture FIFO */
209         snd_wss_out(chip, CS4231_ALT_FEATURE_1,
210                     chip->image[CS4231_ALT_FEATURE_1] | 0x20);
211         snd_wss_out(chip, CS4231_REC_FORMAT, cdfr & 0xf0);
212         snd_wss_out(chip, CS4231_ALT_FEATURE_1,
213                     chip->image[CS4231_ALT_FEATURE_1] & ~0x20);
214         snd_cs4236_ext_out(chip, CS4236_ADC_RATE, rate);
215         spin_unlock_irqrestore(&chip->reg_lock, flags);
216 }
217 
218 #ifdef CONFIG_PM
219 
220 static void snd_cs4236_suspend(struct snd_wss *chip)
221 {
222         int reg;
223         unsigned long flags;
224         
225         spin_lock_irqsave(&chip->reg_lock, flags);
226         for (reg = 0; reg < 32; reg++)
227                 chip->image[reg] = snd_wss_in(chip, reg);
228         for (reg = 0; reg < 18; reg++)
229                 chip->eimage[reg] = snd_cs4236_ext_in(chip, CS4236_I23VAL(reg));
230         for (reg = 2; reg < 9; reg++)
231                 chip->cimage[reg] = snd_cs4236_ctrl_in(chip, reg);
232         spin_unlock_irqrestore(&chip->reg_lock, flags);
233 }
234 
235 static void snd_cs4236_resume(struct snd_wss *chip)
236 {
237         int reg;
238         unsigned long flags;
239         
240         snd_wss_mce_up(chip);
241         spin_lock_irqsave(&chip->reg_lock, flags);
242         for (reg = 0; reg < 32; reg++) {
243                 switch (reg) {
244                 case CS4236_EXT_REG:
245                 case CS4231_VERSION:
246                 case 27:        /* why? CS4235 - master left */
247                 case 29:        /* why? CS4235 - master right */
248                         break;
249                 default:
250                         snd_wss_out(chip, reg, chip->image[reg]);
251                         break;
252                 }
253         }
254         for (reg = 0; reg < 18; reg++)
255                 snd_cs4236_ext_out(chip, CS4236_I23VAL(reg), chip->eimage[reg]);
256         for (reg = 2; reg < 9; reg++) {
257                 switch (reg) {
258                 case 7:
259                         break;
260                 default:
261                         snd_cs4236_ctrl_out(chip, reg, chip->cimage[reg]);
262                 }
263         }
264         spin_unlock_irqrestore(&chip->reg_lock, flags);
265         snd_wss_mce_down(chip);
266 }
267 
268 #endif /* CONFIG_PM */
269 /*
270  * This function does no fail if the chip is not CS4236B or compatible.
271  * It just an equivalent to the snd_wss_create() then.
272  */
273 int snd_cs4236_create(struct snd_card *card,
274                       unsigned long port,
275                       unsigned long cport,
276                       int irq, int dma1, int dma2,
277                       unsigned short hardware,
278                       unsigned short hwshare,
279                       struct snd_wss **rchip)
280 {
281         struct snd_wss *chip;
282         unsigned char ver1, ver2;
283         unsigned int reg;
284         int err;
285 
286         *rchip = NULL;
287         if (hardware == WSS_HW_DETECT)
288                 hardware = WSS_HW_DETECT3;
289 
290         err = snd_wss_create(card, port, cport,
291                              irq, dma1, dma2, hardware, hwshare, &chip);
292         if (err < 0)
293                 return err;
294 
295         if ((chip->hardware & WSS_HW_CS4236B_MASK) == 0) {
296                 snd_printd("chip is not CS4236+, hardware=0x%x\n",
297                            chip->hardware);
298                 *rchip = chip;
299                 return 0;
300         }
301 #if 0
302         {
303                 int idx;
304                 for (idx = 0; idx < 8; idx++)
305                         snd_printk(KERN_DEBUG "CD%i = 0x%x\n",
306                                    idx, inb(chip->cport + idx));
307                 for (idx = 0; idx < 9; idx++)
308                         snd_printk(KERN_DEBUG "C%i = 0x%x\n",
309                                    idx, snd_cs4236_ctrl_in(chip, idx));
310         }
311 #endif
312         if (cport < 0x100 || cport == SNDRV_AUTO_PORT) {
313                 snd_printk(KERN_ERR "please, specify control port "
314                            "for CS4236+ chips\n");
315                 snd_device_free(card, chip);
316                 return -ENODEV;
317         }
318         ver1 = snd_cs4236_ctrl_in(chip, 1);
319         ver2 = snd_cs4236_ext_in(chip, CS4236_VERSION);
320         snd_printdd("CS4236: [0x%lx] C1 (version) = 0x%x, ext = 0x%x\n",
321                         cport, ver1, ver2);
322         if (ver1 != ver2) {
323                 snd_printk(KERN_ERR "CS4236+ chip detected, but "
324                            "control port 0x%lx is not valid\n", cport);
325                 snd_device_free(card, chip);
326                 return -ENODEV;
327         }
328         snd_cs4236_ctrl_out(chip, 0, 0x00);
329         snd_cs4236_ctrl_out(chip, 2, 0xff);
330         snd_cs4236_ctrl_out(chip, 3, 0x00);
331         snd_cs4236_ctrl_out(chip, 4, 0x80);
332         reg = ((IEC958_AES1_CON_PCM_CODER & 3) << 6) |
333               IEC958_AES0_CON_EMPHASIS_NONE;
334         snd_cs4236_ctrl_out(chip, 5, reg);
335         snd_cs4236_ctrl_out(chip, 6, IEC958_AES1_CON_PCM_CODER >> 2);
336         snd_cs4236_ctrl_out(chip, 7, 0x00);
337         /*
338          * 0x8c for C8 is valid for Turtle Beach Malibu - the IEC-958
339          * output is working with this setup, other hardware should
340          * have different signal paths and this value should be
341          * selectable in the future
342          */
343         snd_cs4236_ctrl_out(chip, 8, 0x8c);
344         chip->rate_constraint = snd_cs4236_xrate;
345         chip->set_playback_format = snd_cs4236_playback_format;
346         chip->set_capture_format = snd_cs4236_capture_format;
347 #ifdef CONFIG_PM
348         chip->suspend = snd_cs4236_suspend;
349         chip->resume = snd_cs4236_resume;
350 #endif
351 
352         /* initialize extended registers */
353         for (reg = 0; reg < sizeof(snd_cs4236_ext_map); reg++)
354                 snd_cs4236_ext_out(chip, CS4236_I23VAL(reg),
355                                    snd_cs4236_ext_map[reg]);
356 
357         /* initialize compatible but more featured registers */
358         snd_wss_out(chip, CS4231_LEFT_INPUT, 0x40);
359         snd_wss_out(chip, CS4231_RIGHT_INPUT, 0x40);
360         snd_wss_out(chip, CS4231_AUX1_LEFT_INPUT, 0xff);
361         snd_wss_out(chip, CS4231_AUX1_RIGHT_INPUT, 0xff);
362         snd_wss_out(chip, CS4231_AUX2_LEFT_INPUT, 0xdf);
363         snd_wss_out(chip, CS4231_AUX2_RIGHT_INPUT, 0xdf);
364         snd_wss_out(chip, CS4231_RIGHT_LINE_IN, 0xff);
365         snd_wss_out(chip, CS4231_LEFT_LINE_IN, 0xff);
366         snd_wss_out(chip, CS4231_RIGHT_LINE_IN, 0xff);
367         switch (chip->hardware) {
368         case WSS_HW_CS4235:
369         case WSS_HW_CS4239:
370                 snd_wss_out(chip, CS4235_LEFT_MASTER, 0xff);
371                 snd_wss_out(chip, CS4235_RIGHT_MASTER, 0xff);
372                 break;
373         }
374 
375         *rchip = chip;
376         return 0;
377 }
378 
379 int snd_cs4236_pcm(struct snd_wss *chip, int device, struct snd_pcm **rpcm)
380 {
381         struct snd_pcm *pcm;
382         int err;
383         
384         err = snd_wss_pcm(chip, device, &pcm);
385         if (err < 0)
386                 return err;
387         pcm->info_flags &= ~SNDRV_PCM_INFO_JOINT_DUPLEX;
388         if (rpcm)
389                 *rpcm = pcm;
390         return 0;
391 }
392 
393 /*
394  *  MIXER
395  */
396 
397 #define CS4236_SINGLE(xname, xindex, reg, shift, mask, invert) \
398 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
399   .info = snd_cs4236_info_single, \
400   .get = snd_cs4236_get_single, .put = snd_cs4236_put_single, \
401   .private_value = reg | (shift << 8) | (mask << 16) | (invert << 24) }
402 
403 #define CS4236_SINGLE_TLV(xname, xindex, reg, shift, mask, invert, xtlv) \
404 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
405   .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ, \
406   .info = snd_cs4236_info_single, \
407   .get = snd_cs4236_get_single, .put = snd_cs4236_put_single, \
408   .private_value = reg | (shift << 8) | (mask << 16) | (invert << 24), \
409   .tlv = { .p = (xtlv) } }
410 
411 static int snd_cs4236_info_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
412 {
413         int mask = (kcontrol->private_value >> 16) & 0xff;
414 
415         uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER;
416         uinfo->count = 1;
417         uinfo->value.integer.min = 0;
418         uinfo->value.integer.max = mask;
419         return 0;
420 }
421 
422 static int snd_cs4236_get_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
423 {
424         struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
425         unsigned long flags;
426         int reg = kcontrol->private_value & 0xff;
427         int shift = (kcontrol->private_value >> 8) & 0xff;
428         int mask = (kcontrol->private_value >> 16) & 0xff;
429         int invert = (kcontrol->private_value >> 24) & 0xff;
430         
431         spin_lock_irqsave(&chip->reg_lock, flags);
432         ucontrol->value.integer.value[0] = (chip->eimage[CS4236_REG(reg)] >> shift) & mask;
433         spin_unlock_irqrestore(&chip->reg_lock, flags);
434         if (invert)
435                 ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0];
436         return 0;
437 }
438 
439 static int snd_cs4236_put_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
440 {
441         struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
442         unsigned long flags;
443         int reg = kcontrol->private_value & 0xff;
444         int shift = (kcontrol->private_value >> 8) & 0xff;
445         int mask = (kcontrol->private_value >> 16) & 0xff;
446         int invert = (kcontrol->private_value >> 24) & 0xff;
447         int change;
448         unsigned short val;
449         
450         val = (ucontrol->value.integer.value[0] & mask);
451         if (invert)
452                 val = mask - val;
453         val <<= shift;
454         spin_lock_irqsave(&chip->reg_lock, flags);
455         val = (chip->eimage[CS4236_REG(reg)] & ~(mask << shift)) | val;
456         change = val != chip->eimage[CS4236_REG(reg)];
457         snd_cs4236_ext_out(chip, reg, val);
458         spin_unlock_irqrestore(&chip->reg_lock, flags);
459         return change;
460 }
461 
462 #define CS4236_SINGLEC(xname, xindex, reg, shift, mask, invert) \
463 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
464   .info = snd_cs4236_info_single, \
465   .get = snd_cs4236_get_singlec, .put = snd_cs4236_put_singlec, \
466   .private_value = reg | (shift << 8) | (mask << 16) | (invert << 24) }
467 
468 static int snd_cs4236_get_singlec(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
469 {
470         struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
471         unsigned long flags;
472         int reg = kcontrol->private_value & 0xff;
473         int shift = (kcontrol->private_value >> 8) & 0xff;
474         int mask = (kcontrol->private_value >> 16) & 0xff;
475         int invert = (kcontrol->private_value >> 24) & 0xff;
476         
477         spin_lock_irqsave(&chip->reg_lock, flags);
478         ucontrol->value.integer.value[0] = (chip->cimage[reg] >> shift) & mask;
479         spin_unlock_irqrestore(&chip->reg_lock, flags);
480         if (invert)
481                 ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0];
482         return 0;
483 }
484 
485 static int snd_cs4236_put_singlec(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
486 {
487         struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
488         unsigned long flags;
489         int reg = kcontrol->private_value & 0xff;
490         int shift = (kcontrol->private_value >> 8) & 0xff;
491         int mask = (kcontrol->private_value >> 16) & 0xff;
492         int invert = (kcontrol->private_value >> 24) & 0xff;
493         int change;
494         unsigned short val;
495         
496         val = (ucontrol->value.integer.value[0] & mask);
497         if (invert)
498                 val = mask - val;
499         val <<= shift;
500         spin_lock_irqsave(&chip->reg_lock, flags);
501         val = (chip->cimage[reg] & ~(mask << shift)) | val;
502         change = val != chip->cimage[reg];
503         snd_cs4236_ctrl_out(chip, reg, val);
504         spin_unlock_irqrestore(&chip->reg_lock, flags);
505         return change;
506 }
507 
508 #define CS4236_DOUBLE(xname, xindex, left_reg, right_reg, shift_left, shift_right, mask, invert) \
509 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
510   .info = snd_cs4236_info_double, \
511   .get = snd_cs4236_get_double, .put = snd_cs4236_put_double, \
512   .private_value = left_reg | (right_reg << 8) | (shift_left << 16) | (shift_right << 19) | (mask << 24) | (invert << 22) }
513 
514 #define CS4236_DOUBLE_TLV(xname, xindex, left_reg, right_reg, shift_left, \
515                           shift_right, mask, invert, xtlv) \
516 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
517   .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ, \
518   .info = snd_cs4236_info_double, \
519   .get = snd_cs4236_get_double, .put = snd_cs4236_put_double, \
520   .private_value = left_reg | (right_reg << 8) | (shift_left << 16) | \
521                    (shift_right << 19) | (mask << 24) | (invert << 22), \
522   .tlv = { .p = (xtlv) } }
523 
524 static int snd_cs4236_info_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
525 {
526         int mask = (kcontrol->private_value >> 24) & 0xff;
527 
528         uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER;
529         uinfo->count = 2;
530         uinfo->value.integer.min = 0;
531         uinfo->value.integer.max = mask;
532         return 0;
533 }
534 
535 static int snd_cs4236_get_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
536 {
537         struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
538         unsigned long flags;
539         int left_reg = kcontrol->private_value & 0xff;
540         int right_reg = (kcontrol->private_value >> 8) & 0xff;
541         int shift_left = (kcontrol->private_value >> 16) & 0x07;
542         int shift_right = (kcontrol->private_value >> 19) & 0x07;
543         int mask = (kcontrol->private_value >> 24) & 0xff;
544         int invert = (kcontrol->private_value >> 22) & 1;
545         
546         spin_lock_irqsave(&chip->reg_lock, flags);
547         ucontrol->value.integer.value[0] = (chip->eimage[CS4236_REG(left_reg)] >> shift_left) & mask;
548         ucontrol->value.integer.value[1] = (chip->eimage[CS4236_REG(right_reg)] >> shift_right) & mask;
549         spin_unlock_irqrestore(&chip->reg_lock, flags);
550         if (invert) {
551                 ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0];
552                 ucontrol->value.integer.value[1] = mask - ucontrol->value.integer.value[1];
553         }
554         return 0;
555 }
556 
557 static int snd_cs4236_put_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
558 {
559         struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
560         unsigned long flags;
561         int left_reg = kcontrol->private_value & 0xff;
562         int right_reg = (kcontrol->private_value >> 8) & 0xff;
563         int shift_left = (kcontrol->private_value >> 16) & 0x07;
564         int shift_right = (kcontrol->private_value >> 19) & 0x07;
565         int mask = (kcontrol->private_value >> 24) & 0xff;
566         int invert = (kcontrol->private_value >> 22) & 1;
567         int change;
568         unsigned short val1, val2;
569         
570         val1 = ucontrol->value.integer.value[0] & mask;
571         val2 = ucontrol->value.integer.value[1] & mask;
572         if (invert) {
573                 val1 = mask - val1;
574                 val2 = mask - val2;
575         }
576         val1 <<= shift_left;
577         val2 <<= shift_right;
578         spin_lock_irqsave(&chip->reg_lock, flags);
579         if (left_reg != right_reg) {
580                 val1 = (chip->eimage[CS4236_REG(left_reg)] & ~(mask << shift_left)) | val1;
581                 val2 = (chip->eimage[CS4236_REG(right_reg)] & ~(mask << shift_right)) | val2;
582                 change = val1 != chip->eimage[CS4236_REG(left_reg)] || val2 != chip->eimage[CS4236_REG(right_reg)];
583                 snd_cs4236_ext_out(chip, left_reg, val1);
584                 snd_cs4236_ext_out(chip, right_reg, val2);
585         } else {
586                 val1 = (chip->eimage[CS4236_REG(left_reg)] & ~((mask << shift_left) | (mask << shift_right))) | val1 | val2;
587                 change = val1 != chip->eimage[CS4236_REG(left_reg)];
588                 snd_cs4236_ext_out(chip, left_reg, val1);
589         }
590         spin_unlock_irqrestore(&chip->reg_lock, flags);
591         return change;
592 }
593 
594 #define CS4236_DOUBLE1(xname, xindex, left_reg, right_reg, shift_left, \
595                         shift_right, mask, invert) \
596 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
597   .info = snd_cs4236_info_double, \
598   .get = snd_cs4236_get_double1, .put = snd_cs4236_put_double1, \
599   .private_value = left_reg | (right_reg << 8) | (shift_left << 16) | (shift_right << 19) | (mask << 24) | (invert << 22) }
600 
601 #define CS4236_DOUBLE1_TLV(xname, xindex, left_reg, right_reg, shift_left, \
602                            shift_right, mask, invert, xtlv) \
603 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
604   .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ, \
605   .info = snd_cs4236_info_double, \
606   .get = snd_cs4236_get_double1, .put = snd_cs4236_put_double1, \
607   .private_value = left_reg | (right_reg << 8) | (shift_left << 16) | \
608                    (shift_right << 19) | (mask << 24) | (invert << 22), \
609   .tlv = { .p = (xtlv) } }
610 
611 static int snd_cs4236_get_double1(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
612 {
613         struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
614         unsigned long flags;
615         int left_reg = kcontrol->private_value & 0xff;
616         int right_reg = (kcontrol->private_value >> 8) & 0xff;
617         int shift_left = (kcontrol->private_value >> 16) & 0x07;
618         int shift_right = (kcontrol->private_value >> 19) & 0x07;
619         int mask = (kcontrol->private_value >> 24) & 0xff;
620         int invert = (kcontrol->private_value >> 22) & 1;
621         
622         spin_lock_irqsave(&chip->reg_lock, flags);
623         ucontrol->value.integer.value[0] = (chip->image[left_reg] >> shift_left) & mask;
624         ucontrol->value.integer.value[1] = (chip->eimage[CS4236_REG(right_reg)] >> shift_right) & mask;
625         spin_unlock_irqrestore(&chip->reg_lock, flags);
626         if (invert) {
627                 ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0];
628                 ucontrol->value.integer.value[1] = mask - ucontrol->value.integer.value[1];
629         }
630         return 0;
631 }
632 
633 static int snd_cs4236_put_double1(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
634 {
635         struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
636         unsigned long flags;
637         int left_reg = kcontrol->private_value & 0xff;
638         int right_reg = (kcontrol->private_value >> 8) & 0xff;
639         int shift_left = (kcontrol->private_value >> 16) & 0x07;
640         int shift_right = (kcontrol->private_value >> 19) & 0x07;
641         int mask = (kcontrol->private_value >> 24) & 0xff;
642         int invert = (kcontrol->private_value >> 22) & 1;
643         int change;
644         unsigned short val1, val2;
645         
646         val1 = ucontrol->value.integer.value[0] & mask;
647         val2 = ucontrol->value.integer.value[1] & mask;
648         if (invert) {
649                 val1 = mask - val1;
650                 val2 = mask - val2;
651         }
652         val1 <<= shift_left;
653         val2 <<= shift_right;
654         spin_lock_irqsave(&chip->reg_lock, flags);
655         val1 = (chip->image[left_reg] & ~(mask << shift_left)) | val1;
656         val2 = (chip->eimage[CS4236_REG(right_reg)] & ~(mask << shift_right)) | val2;
657         change = val1 != chip->image[left_reg] || val2 != chip->eimage[CS4236_REG(right_reg)];
658         snd_wss_out(chip, left_reg, val1);
659         snd_cs4236_ext_out(chip, right_reg, val2);
660         spin_unlock_irqrestore(&chip->reg_lock, flags);
661         return change;
662 }
663 
664 #define CS4236_MASTER_DIGITAL(xname, xindex, xtlv) \
665 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
666   .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ, \
667   .info = snd_cs4236_info_double, \
668   .get = snd_cs4236_get_master_digital, .put = snd_cs4236_put_master_digital, \
669   .private_value = 71 << 24, \
670   .tlv = { .p = (xtlv) } }
671 
672 static inline int snd_cs4236_mixer_master_digital_invert_volume(int vol)
673 {
674         return (vol < 64) ? 63 - vol : 64 + (71 - vol);
675 }
676 
677 static int snd_cs4236_get_master_digital(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
678 {
679         struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
680         unsigned long flags;
681         
682         spin_lock_irqsave(&chip->reg_lock, flags);
683         ucontrol->value.integer.value[0] = snd_cs4236_mixer_master_digital_invert_volume(chip->eimage[CS4236_REG(CS4236_LEFT_MASTER)] & 0x7f);
684         ucontrol->value.integer.value[1] = snd_cs4236_mixer_master_digital_invert_volume(chip->eimage[CS4236_REG(CS4236_RIGHT_MASTER)] & 0x7f);
685         spin_unlock_irqrestore(&chip->reg_lock, flags);
686         return 0;
687 }
688 
689 static int snd_cs4236_put_master_digital(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
690 {
691         struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
692         unsigned long flags;
693         int change;
694         unsigned short val1, val2;
695         
696         val1 = snd_cs4236_mixer_master_digital_invert_volume(ucontrol->value.integer.value[0] & 0x7f);
697         val2 = snd_cs4236_mixer_master_digital_invert_volume(ucontrol->value.integer.value[1] & 0x7f);
698         spin_lock_irqsave(&chip->reg_lock, flags);
699         val1 = (chip->eimage[CS4236_REG(CS4236_LEFT_MASTER)] & ~0x7f) | val1;
700         val2 = (chip->eimage[CS4236_REG(CS4236_RIGHT_MASTER)] & ~0x7f) | val2;
701         change = val1 != chip->eimage[CS4236_REG(CS4236_LEFT_MASTER)] || val2 != chip->eimage[CS4236_REG(CS4236_RIGHT_MASTER)];
702         snd_cs4236_ext_out(chip, CS4236_LEFT_MASTER, val1);
703         snd_cs4236_ext_out(chip, CS4236_RIGHT_MASTER, val2);
704         spin_unlock_irqrestore(&chip->reg_lock, flags);
705         return change;
706 }
707 
708 #define CS4235_OUTPUT_ACCU(xname, xindex, xtlv) \
709 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
710   .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ, \
711   .info = snd_cs4236_info_double, \
712   .get = snd_cs4235_get_output_accu, .put = snd_cs4235_put_output_accu, \
713   .private_value = 3 << 24, \
714   .tlv = { .p = (xtlv) } }
715 
716 static inline int snd_cs4235_mixer_output_accu_get_volume(int vol)
717 {
718         switch ((vol >> 5) & 3) {
719         case 0: return 1;
720         case 1: return 3;
721         case 2: return 2;
722         case 3: return 0;
723         }
724         return 3;
725 }
726 
727 static inline int snd_cs4235_mixer_output_accu_set_volume(int vol)
728 {
729         switch (vol & 3) {
730         case 0: return 3 << 5;
731         case 1: return 0 << 5;
732         case 2: return 2 << 5;
733         case 3: return 1 << 5;
734         }
735         return 1 << 5;
736 }
737 
738 static int snd_cs4235_get_output_accu(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
739 {
740         struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
741         unsigned long flags;
742         
743         spin_lock_irqsave(&chip->reg_lock, flags);
744         ucontrol->value.integer.value[0] = snd_cs4235_mixer_output_accu_get_volume(chip->image[CS4235_LEFT_MASTER]);
745         ucontrol->value.integer.value[1] = snd_cs4235_mixer_output_accu_get_volume(chip->image[CS4235_RIGHT_MASTER]);
746         spin_unlock_irqrestore(&chip->reg_lock, flags);
747         return 0;
748 }
749 
750 static int snd_cs4235_put_output_accu(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
751 {
752         struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
753         unsigned long flags;
754         int change;
755         unsigned short val1, val2;
756         
757         val1 = snd_cs4235_mixer_output_accu_set_volume(ucontrol->value.integer.value[0]);
758         val2 = snd_cs4235_mixer_output_accu_set_volume(ucontrol->value.integer.value[1]);
759         spin_lock_irqsave(&chip->reg_lock, flags);
760         val1 = (chip->image[CS4235_LEFT_MASTER] & ~(3 << 5)) | val1;
761         val2 = (chip->image[CS4235_RIGHT_MASTER] & ~(3 << 5)) | val2;
762         change = val1 != chip->image[CS4235_LEFT_MASTER] || val2 != chip->image[CS4235_RIGHT_MASTER];
763         snd_wss_out(chip, CS4235_LEFT_MASTER, val1);
764         snd_wss_out(chip, CS4235_RIGHT_MASTER, val2);
765         spin_unlock_irqrestore(&chip->reg_lock, flags);
766         return change;
767 }
768 
769 static const DECLARE_TLV_DB_SCALE(db_scale_7bit, -9450, 150, 0);
770 static const DECLARE_TLV_DB_SCALE(db_scale_6bit, -9450, 150, 0);
771 static const DECLARE_TLV_DB_SCALE(db_scale_6bit_12db_max, -8250, 150, 0);
772 static const DECLARE_TLV_DB_SCALE(db_scale_5bit_12db_max, -3450, 150, 0);
773 static const DECLARE_TLV_DB_SCALE(db_scale_5bit_22db_max, -2400, 150, 0);
774 static const DECLARE_TLV_DB_SCALE(db_scale_4bit, -4500, 300, 0);
775 static const DECLARE_TLV_DB_SCALE(db_scale_2bit, -1800, 600, 0);
776 static const DECLARE_TLV_DB_SCALE(db_scale_rec_gain, 0, 150, 0);
777 
778 static struct snd_kcontrol_new snd_cs4236_controls[] = {
779 
780 CS4236_DOUBLE("Master Digital Playback Switch", 0,
781                 CS4236_LEFT_MASTER, CS4236_RIGHT_MASTER, 7, 7, 1, 1),
782 CS4236_DOUBLE("Master Digital Capture Switch", 0,
783                 CS4236_DAC_MUTE, CS4236_DAC_MUTE, 7, 6, 1, 1),
784 CS4236_MASTER_DIGITAL("Master Digital Volume", 0, db_scale_7bit),
785 
786 CS4236_DOUBLE_TLV("Capture Boost Volume", 0,
787                   CS4236_LEFT_MIX_CTRL, CS4236_RIGHT_MIX_CTRL, 5, 5, 3, 1,
788                   db_scale_2bit),
789 
790 WSS_DOUBLE("PCM Playback Switch", 0,
791                 CS4231_LEFT_OUTPUT, CS4231_RIGHT_OUTPUT, 7, 7, 1, 1),
792 WSS_DOUBLE_TLV("PCM Playback Volume", 0,
793                 CS4231_LEFT_OUTPUT, CS4231_RIGHT_OUTPUT, 0, 0, 63, 1,
794                 db_scale_6bit),
795 
796 CS4236_DOUBLE("DSP Playback Switch", 0,
797                 CS4236_LEFT_DSP, CS4236_RIGHT_DSP, 7, 7, 1, 1),
798 CS4236_DOUBLE_TLV("DSP Playback Volume", 0,
799                   CS4236_LEFT_DSP, CS4236_RIGHT_DSP, 0, 0, 63, 1,
800                   db_scale_6bit),
801 
802 CS4236_DOUBLE("FM Playback Switch", 0,
803                 CS4236_LEFT_FM, CS4236_RIGHT_FM, 7, 7, 1, 1),
804 CS4236_DOUBLE_TLV("FM Playback Volume", 0,
805                   CS4236_LEFT_FM, CS4236_RIGHT_FM, 0, 0, 63, 1,
806                   db_scale_6bit),
807 
808 CS4236_DOUBLE("Wavetable Playback Switch", 0,
809                 CS4236_LEFT_WAVE, CS4236_RIGHT_WAVE, 7, 7, 1, 1),
810 CS4236_DOUBLE_TLV("Wavetable Playback Volume", 0,
811                   CS4236_LEFT_WAVE, CS4236_RIGHT_WAVE, 0, 0, 63, 1,
812                   db_scale_6bit_12db_max),
813 
814 WSS_DOUBLE("Synth Playback Switch", 0,
815                 CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 7, 7, 1, 1),
816 WSS_DOUBLE_TLV("Synth Volume", 0,
817                 CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 0, 0, 31, 1,
818                 db_scale_5bit_12db_max),
819 WSS_DOUBLE("Synth Capture Switch", 0,
820                 CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 6, 6, 1, 1),
821 WSS_DOUBLE("Synth Capture Bypass", 0,
822                 CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 5, 5, 1, 1),
823 
824 CS4236_DOUBLE("Mic Playback Switch", 0,
825                 CS4236_LEFT_MIC, CS4236_RIGHT_MIC, 6, 6, 1, 1),
826 CS4236_DOUBLE("Mic Capture Switch", 0,
827                 CS4236_LEFT_MIC, CS4236_RIGHT_MIC, 7, 7, 1, 1),
828 CS4236_DOUBLE_TLV("Mic Volume", 0, CS4236_LEFT_MIC, CS4236_RIGHT_MIC,
829                   0, 0, 31, 1, db_scale_5bit_22db_max),
830 CS4236_DOUBLE("Mic Playback Boost (+20dB)", 0,
831                 CS4236_LEFT_MIC, CS4236_RIGHT_MIC, 5, 5, 1, 0),
832 
833 WSS_DOUBLE("Line Playback Switch", 0,
834                 CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 7, 7, 1, 1),
835 WSS_DOUBLE_TLV("Line Volume", 0,
836                 CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 0, 0, 31, 1,
837                 db_scale_5bit_12db_max),
838 WSS_DOUBLE("Line Capture Switch", 0,
839                 CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 6, 6, 1, 1),
840 WSS_DOUBLE("Line Capture Bypass", 0,
841                 CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 5, 5, 1, 1),
842 
843 WSS_DOUBLE("CD Playback Switch", 0,
844                 CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 7, 7, 1, 1),
845 WSS_DOUBLE_TLV("CD Volume", 0,
846                 CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 0, 0, 31, 1,
847                 db_scale_5bit_12db_max),
848 WSS_DOUBLE("CD Capture Switch", 0,
849                 CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 6, 6, 1, 1),
850 
851 CS4236_DOUBLE1("Mono Output Playback Switch", 0,
852                 CS4231_MONO_CTRL, CS4236_RIGHT_MIX_CTRL, 6, 7, 1, 1),
853 CS4236_DOUBLE1("Beep Playback Switch", 0,
854                 CS4231_MONO_CTRL, CS4236_LEFT_MIX_CTRL, 7, 7, 1, 1),
855 WSS_SINGLE_TLV("Beep Playback Volume", 0, CS4231_MONO_CTRL, 0, 15, 1,
856                 db_scale_4bit),
857 WSS_SINGLE("Beep Bypass Playback Switch", 0, CS4231_MONO_CTRL, 5, 1, 0),
858 
859 WSS_DOUBLE_TLV("Capture Volume", 0, CS4231_LEFT_INPUT, CS4231_RIGHT_INPUT,
860                 0, 0, 15, 0, db_scale_rec_gain),
861 WSS_DOUBLE("Analog Loopback Capture Switch", 0,
862                 CS4231_LEFT_INPUT, CS4231_RIGHT_INPUT, 7, 7, 1, 0),
863 
864 WSS_SINGLE("Loopback Digital Playback Switch", 0, CS4231_LOOPBACK, 0, 1, 0),
865 CS4236_DOUBLE1_TLV("Loopback Digital Playback Volume", 0,
866                    CS4231_LOOPBACK, CS4236_RIGHT_LOOPBACK, 2, 0, 63, 1,
867                    db_scale_6bit),
868 };
869 
870 static const DECLARE_TLV_DB_SCALE(db_scale_5bit_6db_max, -5600, 200, 0);
871 static const DECLARE_TLV_DB_SCALE(db_scale_2bit_16db_max, -2400, 800, 0);
872 
873 static struct snd_kcontrol_new snd_cs4235_controls[] = {
874 
875 WSS_DOUBLE("Master Playback Switch", 0,
876                 CS4235_LEFT_MASTER, CS4235_RIGHT_MASTER, 7, 7, 1, 1),
877 WSS_DOUBLE_TLV("Master Playback Volume", 0,
878                 CS4235_LEFT_MASTER, CS4235_RIGHT_MASTER, 0, 0, 31, 1,
879                 db_scale_5bit_6db_max),
880 
881 CS4235_OUTPUT_ACCU("Playback Volume", 0, db_scale_2bit_16db_max),
882 
883 WSS_DOUBLE("Synth Playback Switch", 1,
884                 CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 7, 7, 1, 1),
885 WSS_DOUBLE("Synth Capture Switch", 1,
886                 CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 6, 6, 1, 1),
887 WSS_DOUBLE_TLV("Synth Volume", 1,
888                 CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 0, 0, 31, 1,
889                 db_scale_5bit_12db_max),
890 
891 CS4236_DOUBLE_TLV("Capture Volume", 0,
892                   CS4236_LEFT_MIX_CTRL, CS4236_RIGHT_MIX_CTRL, 5, 5, 3, 1,
893                   db_scale_2bit),
894 
895 WSS_DOUBLE("PCM Playback Switch", 0,
896                 CS4231_LEFT_OUTPUT, CS4231_RIGHT_OUTPUT, 7, 7, 1, 1),
897 WSS_DOUBLE("PCM Capture Switch", 0,
898                 CS4236_DAC_MUTE, CS4236_DAC_MUTE, 7, 6, 1, 1),
899 WSS_DOUBLE_TLV("PCM Volume", 0,
900                 CS4231_LEFT_OUTPUT, CS4231_RIGHT_OUTPUT, 0, 0, 63, 1,
901                 db_scale_6bit),
902 
903 CS4236_DOUBLE("DSP Switch", 0, CS4236_LEFT_DSP, CS4236_RIGHT_DSP, 7, 7, 1, 1),
904 
905 CS4236_DOUBLE("FM Switch", 0, CS4236_LEFT_FM, CS4236_RIGHT_FM, 7, 7, 1, 1),
906 
907 CS4236_DOUBLE("Wavetable Switch", 0,
908                 CS4236_LEFT_WAVE, CS4236_RIGHT_WAVE, 7, 7, 1, 1),
909 
910 CS4236_DOUBLE("Mic Capture Switch", 0,
911                 CS4236_LEFT_MIC, CS4236_RIGHT_MIC, 7, 7, 1, 1),
912 CS4236_DOUBLE("Mic Playback Switch", 0,
913                 CS4236_LEFT_MIC, CS4236_RIGHT_MIC, 6, 6, 1, 1),
914 CS4236_SINGLE_TLV("Mic Volume", 0, CS4236_LEFT_MIC, 0, 31, 1,
915                   db_scale_5bit_22db_max),
916 CS4236_SINGLE("Mic Boost (+20dB)", 0, CS4236_LEFT_MIC, 5, 1, 0),
917 
918 WSS_DOUBLE("Line Playback Switch", 0,
919                 CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 7, 7, 1, 1),
920 WSS_DOUBLE("Line Capture Switch", 0,
921                 CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 6, 6, 1, 1),
922 WSS_DOUBLE_TLV("Line Volume", 0,
923                 CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 0, 0, 31, 1,
924                 db_scale_5bit_12db_max),
925 
926 WSS_DOUBLE("CD Playback Switch", 1,
927                 CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 7, 7, 1, 1),
928 WSS_DOUBLE("CD Capture Switch", 1,
929                 CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 6, 6, 1, 1),
930 WSS_DOUBLE_TLV("CD Volume", 1,
931                 CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 0, 0, 31, 1,
932                 db_scale_5bit_12db_max),
933 
934 CS4236_DOUBLE1("Beep Playback Switch", 0,
935                 CS4231_MONO_CTRL, CS4236_LEFT_MIX_CTRL, 7, 7, 1, 1),
936 WSS_SINGLE("Beep Playback Volume", 0, CS4231_MONO_CTRL, 0, 15, 1),
937 
938 WSS_DOUBLE("Analog Loopback Switch", 0,
939                 CS4231_LEFT_INPUT, CS4231_RIGHT_INPUT, 7, 7, 1, 0),
940 };
941 
942 #define CS4236_IEC958_ENABLE(xname, xindex) \
943 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
944   .info = snd_cs4236_info_single, \
945   .get = snd_cs4236_get_iec958_switch, .put = snd_cs4236_put_iec958_switch, \
946   .private_value = 1 << 16 }
947 
948 static int snd_cs4236_get_iec958_switch(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
949 {
950         struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
951         unsigned long flags;
952         
953         spin_lock_irqsave(&chip->reg_lock, flags);
954         ucontrol->value.integer.value[0] = chip->image[CS4231_ALT_FEATURE_1] & 0x02 ? 1 : 0;
955 #if 0
956         printk(KERN_DEBUG "get valid: ALT = 0x%x, C3 = 0x%x, C4 = 0x%x, "
957                "C5 = 0x%x, C6 = 0x%x, C8 = 0x%x\n",
958                         snd_wss_in(chip, CS4231_ALT_FEATURE_1),
959                         snd_cs4236_ctrl_in(chip, 3),
960                         snd_cs4236_ctrl_in(chip, 4),
961                         snd_cs4236_ctrl_in(chip, 5),
962                         snd_cs4236_ctrl_in(chip, 6),
963                         snd_cs4236_ctrl_in(chip, 8));
964 #endif
965         spin_unlock_irqrestore(&chip->reg_lock, flags);
966         return 0;
967 }
968 
969 static int snd_cs4236_put_iec958_switch(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
970 {
971         struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
972         unsigned long flags;
973         int change;
974         unsigned short enable, val;
975         
976         enable = ucontrol->value.integer.value[0] & 1;
977 
978         mutex_lock(&chip->mce_mutex);
979         snd_wss_mce_up(chip);
980         spin_lock_irqsave(&chip->reg_lock, flags);
981         val = (chip->image[CS4231_ALT_FEATURE_1] & ~0x0e) | (0<<2) | (enable << 1);
982         change = val != chip->image[CS4231_ALT_FEATURE_1];
983         snd_wss_out(chip, CS4231_ALT_FEATURE_1, val);
984         val = snd_cs4236_ctrl_in(chip, 4) | 0xc0;
985         snd_cs4236_ctrl_out(chip, 4, val);
986         udelay(100);
987         val &= ~0x40;
988         snd_cs4236_ctrl_out(chip, 4, val);
989         spin_unlock_irqrestore(&chip->reg_lock, flags);
990         snd_wss_mce_down(chip);
991         mutex_unlock(&chip->mce_mutex);
992 
993 #if 0
994         printk(KERN_DEBUG "set valid: ALT = 0x%x, C3 = 0x%x, C4 = 0x%x, "
995                "C5 = 0x%x, C6 = 0x%x, C8 = 0x%x\n",
996                         snd_wss_in(chip, CS4231_ALT_FEATURE_1),
997                         snd_cs4236_ctrl_in(chip, 3),
998                         snd_cs4236_ctrl_in(chip, 4),
999                         snd_cs4236_ctrl_in(chip, 5),
1000                         snd_cs4236_ctrl_in(chip, 6),
1001                         snd_cs4236_ctrl_in(chip, 8));
1002 #endif
1003         return change;
1004 }
1005 
1006 static struct snd_kcontrol_new snd_cs4236_iec958_controls[] = {
1007 CS4236_IEC958_ENABLE("IEC958 Output Enable", 0),
1008 CS4236_SINGLEC("IEC958 Output Validity", 0, 4, 4, 1, 0),
1009 CS4236_SINGLEC("IEC958 Output User", 0, 4, 5, 1, 0),
1010 CS4236_SINGLEC("IEC958 Output CSBR", 0, 4, 6, 1, 0),
1011 CS4236_SINGLEC("IEC958 Output Channel Status Low", 0, 5, 1, 127, 0),
1012 CS4236_SINGLEC("IEC958 Output Channel Status High", 0, 6, 0, 255, 0)
1013 };
1014 
1015 static struct snd_kcontrol_new snd_cs4236_3d_controls_cs4235[] = {
1016 CS4236_SINGLEC("3D Control - Switch", 0, 3, 4, 1, 0),
1017 CS4236_SINGLEC("3D Control - Space", 0, 2, 4, 15, 1)
1018 };
1019 
1020 static struct snd_kcontrol_new snd_cs4236_3d_controls_cs4237[] = {
1021 CS4236_SINGLEC("3D Control - Switch", 0, 3, 7, 1, 0),
1022 CS4236_SINGLEC("3D Control - Space", 0, 2, 4, 15, 1),
1023 CS4236_SINGLEC("3D Control - Center", 0, 2, 0, 15, 1),
1024 CS4236_SINGLEC("3D Control - Mono", 0, 3, 6, 1, 0),
1025 CS4236_SINGLEC("3D Control - IEC958", 0, 3, 5, 1, 0)
1026 };
1027 
1028 static struct snd_kcontrol_new snd_cs4236_3d_controls_cs4238[] = {
1029 CS4236_SINGLEC("3D Control - Switch", 0, 3, 4, 1, 0),
1030 CS4236_SINGLEC("3D Control - Space", 0, 2, 4, 15, 1),
1031 CS4236_SINGLEC("3D Control - Volume", 0, 2, 0, 15, 1),
1032 CS4236_SINGLEC("3D Control - IEC958", 0, 3, 5, 1, 0)
1033 };
1034 
1035 int snd_cs4236_mixer(struct snd_wss *chip)
1036 {
1037         struct snd_card *card;
1038         unsigned int idx, count;
1039         int err;
1040         struct snd_kcontrol_new *kcontrol;
1041 
1042         if (snd_BUG_ON(!chip || !chip->card))
1043                 return -EINVAL;
1044         card = chip->card;
1045         strcpy(card->mixername, snd_wss_chip_id(chip));
1046 
1047         if (chip->hardware == WSS_HW_CS4235 ||
1048             chip->hardware == WSS_HW_CS4239) {
1049                 for (idx = 0; idx < ARRAY_SIZE(snd_cs4235_controls); idx++) {
1050                         if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_cs4235_controls[idx], chip))) < 0)
1051                                 return err;
1052                 }
1053         } else {
1054                 for (idx = 0; idx < ARRAY_SIZE(snd_cs4236_controls); idx++) {
1055                         if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_cs4236_controls[idx], chip))) < 0)
1056                                 return err;
1057                 }
1058         }
1059         switch (chip->hardware) {
1060         case WSS_HW_CS4235:
1061         case WSS_HW_CS4239:
1062                 count = ARRAY_SIZE(snd_cs4236_3d_controls_cs4235);
1063                 kcontrol = snd_cs4236_3d_controls_cs4235;
1064                 break;
1065         case WSS_HW_CS4237B:
1066                 count = ARRAY_SIZE(snd_cs4236_3d_controls_cs4237);
1067                 kcontrol = snd_cs4236_3d_controls_cs4237;
1068                 break;
1069         case WSS_HW_CS4238B:
1070                 count = ARRAY_SIZE(snd_cs4236_3d_controls_cs4238);
1071                 kcontrol = snd_cs4236_3d_controls_cs4238;
1072                 break;
1073         default:
1074                 count = 0;
1075                 kcontrol = NULL;
1076         }
1077         for (idx = 0; idx < count; idx++, kcontrol++) {
1078                 if ((err = snd_ctl_add(card, snd_ctl_new1(kcontrol, chip))) < 0)
1079                         return err;
1080         }
1081         if (chip->hardware == WSS_HW_CS4237B ||
1082             chip->hardware == WSS_HW_CS4238B) {
1083                 for (idx = 0; idx < ARRAY_SIZE(snd_cs4236_iec958_controls); idx++) {
1084                         if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_cs4236_iec958_controls[idx], chip))) < 0)
1085                                 return err;
1086                 }
1087         }
1088         return 0;
1089 }
1090 

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