1// SPDX-License-Identifier: GPL-2.0-or-later
2/*
3 * Copyright (c) by Jaroslav Kysela <perex@perex.cz>
4 * Routines for control of CS4235/4236B/4237B/4238B/4239 chips
5 *
6 * Note:
7 * -----
8 *
9 * Bugs:
10 * -----
11 */
12
13/*
14 * Indirect control registers (CS4236B+)
15 *
16 * C0
17 * D8: WSS reset (all chips)
18 *
19 * C1 (all chips except CS4236)
20 * D7-D5: version
21 * D4-D0: chip id
22 * 11101 - CS4235
23 * 01011 - CS4236B
24 * 01000 - CS4237B
25 * 01001 - CS4238B
26 * 11110 - CS4239
27 *
28 * C2
29 * D7-D4: 3D Space (CS4235,CS4237B,CS4238B,CS4239)
30 * D3-D0: 3D Center (CS4237B); 3D Volume (CS4238B)
31 *
32 * C3
33 * D7: 3D Enable (CS4237B)
34 * D6: 3D Mono Enable (CS4237B)
35 * D5: 3D Serial Output (CS4237B,CS4238B)
36 * D4: 3D Enable (CS4235,CS4238B,CS4239)
37 *
38 * C4
39 * D7: consumer serial port enable (CS4237B,CS4238B)
40 * D6: channels status block reset (CS4237B,CS4238B)
41 * D5: user bit in sub-frame of digital audio data (CS4237B,CS4238B)
42 * D4: validity bit in sub-frame of digital audio data (CS4237B,CS4238B)
43 *
44 * C5 lower channel status (digital serial data description) (CS4237B,CS4238B)
45 * D7-D6: first two bits of category code
46 * D5: lock
47 * D4-D3: pre-emphasis (0 = none, 1 = 50/15us)
48 * D2: copy/copyright (0 = copy inhibited)
49 * D1: 0 = digital audio / 1 = non-digital audio
50 *
51 * C6 upper channel status (digital serial data description) (CS4237B,CS4238B)
52 * D7-D6: sample frequency (0 = 44.1kHz)
53 * D5: generation status (0 = no indication, 1 = original/commercially precaptureed data)
54 * D4-D0: category code (upper bits)
55 *
56 * C7 reserved (must write 0)
57 *
58 * C8 wavetable control
59 * D7: volume control interrupt enable (CS4235,CS4239)
60 * D6: hardware volume control format (CS4235,CS4239)
61 * D3: wavetable serial port enable (all chips)
62 * D2: DSP serial port switch (all chips)
63 * D1: disable MCLK (all chips)
64 * D0: force BRESET low (all chips)
65 *
66 */
67
68#include <linux/io.h>
69#include <linux/delay.h>
70#include <linux/init.h>
71#include <linux/time.h>
72#include <linux/wait.h>
73#include <sound/core.h>
74#include <sound/wss.h>
75#include <sound/asoundef.h>
76#include <sound/initval.h>
77#include <sound/tlv.h>
78
79/*
80 *
81 */
82
83static const unsigned char snd_cs4236_ext_map[18] = {
84 /* CS4236_LEFT_LINE */ 0xff,
85 /* CS4236_RIGHT_LINE */ 0xff,
86 /* CS4236_LEFT_MIC */ 0xdf,
87 /* CS4236_RIGHT_MIC */ 0xdf,
88 /* CS4236_LEFT_MIX_CTRL */ 0xe0 | 0x18,
89 /* CS4236_RIGHT_MIX_CTRL */ 0xe0,
90 /* CS4236_LEFT_FM */ 0xbf,
91 /* CS4236_RIGHT_FM */ 0xbf,
92 /* CS4236_LEFT_DSP */ 0xbf,
93 /* CS4236_RIGHT_DSP */ 0xbf,
94 /* CS4236_RIGHT_LOOPBACK */ 0xbf,
95 /* CS4236_DAC_MUTE */ 0xe0,
96 /* CS4236_ADC_RATE */ 0x01, /* 48kHz */
97 /* CS4236_DAC_RATE */ 0x01, /* 48kHz */
98 /* CS4236_LEFT_MASTER */ 0xbf,
99 /* CS4236_RIGHT_MASTER */ 0xbf,
100 /* CS4236_LEFT_WAVE */ 0xbf,
101 /* CS4236_RIGHT_WAVE */ 0xbf
102};
103
104/*
105 *
106 */
107
108static void snd_cs4236_ctrl_out(struct snd_wss *chip,
109 unsigned char reg, unsigned char val)
110{
111 outb(value: reg, port: chip->cport + 3);
112 outb(value: chip->cimage[reg] = val, port: chip->cport + 4);
113}
114
115static unsigned char snd_cs4236_ctrl_in(struct snd_wss *chip, unsigned char reg)
116{
117 outb(value: reg, port: chip->cport + 3);
118 return inb(port: chip->cport + 4);
119}
120
121/*
122 * PCM
123 */
124
125#define CLOCKS 8
126
127static const struct snd_ratnum clocks[CLOCKS] = {
128 { .num = 16934400, .den_min = 353, .den_max = 353, .den_step = 1 },
129 { .num = 16934400, .den_min = 529, .den_max = 529, .den_step = 1 },
130 { .num = 16934400, .den_min = 617, .den_max = 617, .den_step = 1 },
131 { .num = 16934400, .den_min = 1058, .den_max = 1058, .den_step = 1 },
132 { .num = 16934400, .den_min = 1764, .den_max = 1764, .den_step = 1 },
133 { .num = 16934400, .den_min = 2117, .den_max = 2117, .den_step = 1 },
134 { .num = 16934400, .den_min = 2558, .den_max = 2558, .den_step = 1 },
135 { .num = 16934400/16, .den_min = 21, .den_max = 192, .den_step = 1 }
136};
137
138static const struct snd_pcm_hw_constraint_ratnums hw_constraints_clocks = {
139 .nrats = CLOCKS,
140 .rats = clocks,
141};
142
143static int snd_cs4236_xrate(struct snd_pcm_runtime *runtime)
144{
145 return snd_pcm_hw_constraint_ratnums(runtime, cond: 0, SNDRV_PCM_HW_PARAM_RATE,
146 r: &hw_constraints_clocks);
147}
148
149static unsigned char divisor_to_rate_register(unsigned int divisor)
150{
151 switch (divisor) {
152 case 353: return 1;
153 case 529: return 2;
154 case 617: return 3;
155 case 1058: return 4;
156 case 1764: return 5;
157 case 2117: return 6;
158 case 2558: return 7;
159 default:
160 if (divisor < 21 || divisor > 192) {
161 snd_BUG();
162 return 192;
163 }
164 return divisor;
165 }
166}
167
168static void snd_cs4236_playback_format(struct snd_wss *chip,
169 struct snd_pcm_hw_params *params,
170 unsigned char pdfr)
171{
172 unsigned long flags;
173 unsigned char rate = divisor_to_rate_register(divisor: params->rate_den);
174
175 spin_lock_irqsave(&chip->reg_lock, flags);
176 /* set fast playback format change and clean playback FIFO */
177 snd_wss_out(chip, CS4231_ALT_FEATURE_1,
178 val: chip->image[CS4231_ALT_FEATURE_1] | 0x10);
179 snd_wss_out(chip, CS4231_PLAYBK_FORMAT, val: pdfr & 0xf0);
180 snd_wss_out(chip, CS4231_ALT_FEATURE_1,
181 val: chip->image[CS4231_ALT_FEATURE_1] & ~0x10);
182 snd_cs4236_ext_out(chip, CS4236_DAC_RATE, val: rate);
183 spin_unlock_irqrestore(lock: &chip->reg_lock, flags);
184}
185
186static void snd_cs4236_capture_format(struct snd_wss *chip,
187 struct snd_pcm_hw_params *params,
188 unsigned char cdfr)
189{
190 unsigned long flags;
191 unsigned char rate = divisor_to_rate_register(divisor: params->rate_den);
192
193 spin_lock_irqsave(&chip->reg_lock, flags);
194 /* set fast capture format change and clean capture FIFO */
195 snd_wss_out(chip, CS4231_ALT_FEATURE_1,
196 val: chip->image[CS4231_ALT_FEATURE_1] | 0x20);
197 snd_wss_out(chip, CS4231_REC_FORMAT, val: cdfr & 0xf0);
198 snd_wss_out(chip, CS4231_ALT_FEATURE_1,
199 val: chip->image[CS4231_ALT_FEATURE_1] & ~0x20);
200 snd_cs4236_ext_out(chip, CS4236_ADC_RATE, val: rate);
201 spin_unlock_irqrestore(lock: &chip->reg_lock, flags);
202}
203
204#ifdef CONFIG_PM
205
206static void snd_cs4236_suspend(struct snd_wss *chip)
207{
208 int reg;
209 unsigned long flags;
210
211 spin_lock_irqsave(&chip->reg_lock, flags);
212 for (reg = 0; reg < 32; reg++)
213 chip->image[reg] = snd_wss_in(chip, reg);
214 for (reg = 0; reg < 18; reg++)
215 chip->eimage[reg] = snd_cs4236_ext_in(chip, CS4236_I23VAL(reg));
216 for (reg = 2; reg < 9; reg++)
217 chip->cimage[reg] = snd_cs4236_ctrl_in(chip, reg);
218 spin_unlock_irqrestore(lock: &chip->reg_lock, flags);
219}
220
221static void snd_cs4236_resume(struct snd_wss *chip)
222{
223 int reg;
224 unsigned long flags;
225
226 snd_wss_mce_up(chip);
227 spin_lock_irqsave(&chip->reg_lock, flags);
228 for (reg = 0; reg < 32; reg++) {
229 switch (reg) {
230 case CS4236_EXT_REG:
231 case CS4231_VERSION:
232 case 27: /* why? CS4235 - master left */
233 case 29: /* why? CS4235 - master right */
234 break;
235 default:
236 snd_wss_out(chip, reg, val: chip->image[reg]);
237 break;
238 }
239 }
240 for (reg = 0; reg < 18; reg++)
241 snd_cs4236_ext_out(chip, CS4236_I23VAL(reg), val: chip->eimage[reg]);
242 for (reg = 2; reg < 9; reg++) {
243 switch (reg) {
244 case 7:
245 break;
246 default:
247 snd_cs4236_ctrl_out(chip, reg, val: chip->cimage[reg]);
248 }
249 }
250 spin_unlock_irqrestore(lock: &chip->reg_lock, flags);
251 snd_wss_mce_down(chip);
252}
253
254#endif /* CONFIG_PM */
255/*
256 * This function does no fail if the chip is not CS4236B or compatible.
257 * It just an equivalent to the snd_wss_create() then.
258 */
259int snd_cs4236_create(struct snd_card *card,
260 unsigned long port,
261 unsigned long cport,
262 int irq, int dma1, int dma2,
263 unsigned short hardware,
264 unsigned short hwshare,
265 struct snd_wss **rchip)
266{
267 struct snd_wss *chip;
268 unsigned char ver1, ver2;
269 unsigned int reg;
270 int err;
271
272 *rchip = NULL;
273 if (hardware == WSS_HW_DETECT)
274 hardware = WSS_HW_DETECT3;
275
276 err = snd_wss_create(card, port, cport,
277 irq, dma1, dma2, hardware, hwshare, rchip: &chip);
278 if (err < 0)
279 return err;
280
281 if ((chip->hardware & WSS_HW_CS4236B_MASK) == 0) {
282 snd_printd("chip is not CS4236+, hardware=0x%x\n",
283 chip->hardware);
284 *rchip = chip;
285 return 0;
286 }
287#if 0
288 {
289 int idx;
290 for (idx = 0; idx < 8; idx++)
291 snd_printk(KERN_DEBUG "CD%i = 0x%x\n",
292 idx, inb(chip->cport + idx));
293 for (idx = 0; idx < 9; idx++)
294 snd_printk(KERN_DEBUG "C%i = 0x%x\n",
295 idx, snd_cs4236_ctrl_in(chip, idx));
296 }
297#endif
298 if (cport < 0x100 || cport == SNDRV_AUTO_PORT) {
299 snd_printk(KERN_ERR "please, specify control port "
300 "for CS4236+ chips\n");
301 return -ENODEV;
302 }
303 ver1 = snd_cs4236_ctrl_in(chip, reg: 1);
304 ver2 = snd_cs4236_ext_in(chip, CS4236_VERSION);
305 snd_printdd("CS4236: [0x%lx] C1 (version) = 0x%x, ext = 0x%x\n",
306 cport, ver1, ver2);
307 if (ver1 != ver2) {
308 snd_printk(KERN_ERR "CS4236+ chip detected, but "
309 "control port 0x%lx is not valid\n", cport);
310 return -ENODEV;
311 }
312 snd_cs4236_ctrl_out(chip, reg: 0, val: 0x00);
313 snd_cs4236_ctrl_out(chip, reg: 2, val: 0xff);
314 snd_cs4236_ctrl_out(chip, reg: 3, val: 0x00);
315 snd_cs4236_ctrl_out(chip, reg: 4, val: 0x80);
316 reg = ((IEC958_AES1_CON_PCM_CODER & 3) << 6) |
317 IEC958_AES0_CON_EMPHASIS_NONE;
318 snd_cs4236_ctrl_out(chip, reg: 5, val: reg);
319 snd_cs4236_ctrl_out(chip, reg: 6, IEC958_AES1_CON_PCM_CODER >> 2);
320 snd_cs4236_ctrl_out(chip, reg: 7, val: 0x00);
321 /*
322 * 0x8c for C8 is valid for Turtle Beach Malibu - the IEC-958
323 * output is working with this setup, other hardware should
324 * have different signal paths and this value should be
325 * selectable in the future
326 */
327 snd_cs4236_ctrl_out(chip, reg: 8, val: 0x8c);
328 chip->rate_constraint = snd_cs4236_xrate;
329 chip->set_playback_format = snd_cs4236_playback_format;
330 chip->set_capture_format = snd_cs4236_capture_format;
331#ifdef CONFIG_PM
332 chip->suspend = snd_cs4236_suspend;
333 chip->resume = snd_cs4236_resume;
334#endif
335
336 /* initialize extended registers */
337 for (reg = 0; reg < sizeof(snd_cs4236_ext_map); reg++)
338 snd_cs4236_ext_out(chip, CS4236_I23VAL(reg),
339 val: snd_cs4236_ext_map[reg]);
340
341 /* initialize compatible but more featured registers */
342 snd_wss_out(chip, CS4231_LEFT_INPUT, val: 0x40);
343 snd_wss_out(chip, CS4231_RIGHT_INPUT, val: 0x40);
344 snd_wss_out(chip, CS4231_AUX1_LEFT_INPUT, val: 0xff);
345 snd_wss_out(chip, CS4231_AUX1_RIGHT_INPUT, val: 0xff);
346 snd_wss_out(chip, CS4231_AUX2_LEFT_INPUT, val: 0xdf);
347 snd_wss_out(chip, CS4231_AUX2_RIGHT_INPUT, val: 0xdf);
348 snd_wss_out(chip, CS4231_RIGHT_LINE_IN, val: 0xff);
349 snd_wss_out(chip, CS4231_LEFT_LINE_IN, val: 0xff);
350 snd_wss_out(chip, CS4231_RIGHT_LINE_IN, val: 0xff);
351 switch (chip->hardware) {
352 case WSS_HW_CS4235:
353 case WSS_HW_CS4239:
354 snd_wss_out(chip, CS4235_LEFT_MASTER, val: 0xff);
355 snd_wss_out(chip, CS4235_RIGHT_MASTER, val: 0xff);
356 break;
357 }
358
359 *rchip = chip;
360 return 0;
361}
362
363int snd_cs4236_pcm(struct snd_wss *chip, int device)
364{
365 int err;
366
367 err = snd_wss_pcm(chip, device);
368 if (err < 0)
369 return err;
370 chip->pcm->info_flags &= ~SNDRV_PCM_INFO_JOINT_DUPLEX;
371 return 0;
372}
373
374/*
375 * MIXER
376 */
377
378#define CS4236_SINGLE(xname, xindex, reg, shift, mask, invert) \
379{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
380 .info = snd_cs4236_info_single, \
381 .get = snd_cs4236_get_single, .put = snd_cs4236_put_single, \
382 .private_value = reg | (shift << 8) | (mask << 16) | (invert << 24) }
383
384#define CS4236_SINGLE_TLV(xname, xindex, reg, shift, mask, invert, xtlv) \
385{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
386 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ, \
387 .info = snd_cs4236_info_single, \
388 .get = snd_cs4236_get_single, .put = snd_cs4236_put_single, \
389 .private_value = reg | (shift << 8) | (mask << 16) | (invert << 24), \
390 .tlv = { .p = (xtlv) } }
391
392static int snd_cs4236_info_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
393{
394 int mask = (kcontrol->private_value >> 16) & 0xff;
395
396 uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER;
397 uinfo->count = 1;
398 uinfo->value.integer.min = 0;
399 uinfo->value.integer.max = mask;
400 return 0;
401}
402
403static int snd_cs4236_get_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
404{
405 struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
406 unsigned long flags;
407 int reg = kcontrol->private_value & 0xff;
408 int shift = (kcontrol->private_value >> 8) & 0xff;
409 int mask = (kcontrol->private_value >> 16) & 0xff;
410 int invert = (kcontrol->private_value >> 24) & 0xff;
411
412 spin_lock_irqsave(&chip->reg_lock, flags);
413 ucontrol->value.integer.value[0] = (chip->eimage[CS4236_REG(reg)] >> shift) & mask;
414 spin_unlock_irqrestore(lock: &chip->reg_lock, flags);
415 if (invert)
416 ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0];
417 return 0;
418}
419
420static int snd_cs4236_put_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
421{
422 struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
423 unsigned long flags;
424 int reg = kcontrol->private_value & 0xff;
425 int shift = (kcontrol->private_value >> 8) & 0xff;
426 int mask = (kcontrol->private_value >> 16) & 0xff;
427 int invert = (kcontrol->private_value >> 24) & 0xff;
428 int change;
429 unsigned short val;
430
431 val = (ucontrol->value.integer.value[0] & mask);
432 if (invert)
433 val = mask - val;
434 val <<= shift;
435 spin_lock_irqsave(&chip->reg_lock, flags);
436 val = (chip->eimage[CS4236_REG(reg)] & ~(mask << shift)) | val;
437 change = val != chip->eimage[CS4236_REG(reg)];
438 snd_cs4236_ext_out(chip, reg, val);
439 spin_unlock_irqrestore(lock: &chip->reg_lock, flags);
440 return change;
441}
442
443#define CS4236_SINGLEC(xname, xindex, reg, shift, mask, invert) \
444{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
445 .info = snd_cs4236_info_single, \
446 .get = snd_cs4236_get_singlec, .put = snd_cs4236_put_singlec, \
447 .private_value = reg | (shift << 8) | (mask << 16) | (invert << 24) }
448
449static int snd_cs4236_get_singlec(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
450{
451 struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
452 unsigned long flags;
453 int reg = kcontrol->private_value & 0xff;
454 int shift = (kcontrol->private_value >> 8) & 0xff;
455 int mask = (kcontrol->private_value >> 16) & 0xff;
456 int invert = (kcontrol->private_value >> 24) & 0xff;
457
458 spin_lock_irqsave(&chip->reg_lock, flags);
459 ucontrol->value.integer.value[0] = (chip->cimage[reg] >> shift) & mask;
460 spin_unlock_irqrestore(lock: &chip->reg_lock, flags);
461 if (invert)
462 ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0];
463 return 0;
464}
465
466static int snd_cs4236_put_singlec(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
467{
468 struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
469 unsigned long flags;
470 int reg = kcontrol->private_value & 0xff;
471 int shift = (kcontrol->private_value >> 8) & 0xff;
472 int mask = (kcontrol->private_value >> 16) & 0xff;
473 int invert = (kcontrol->private_value >> 24) & 0xff;
474 int change;
475 unsigned short val;
476
477 val = (ucontrol->value.integer.value[0] & mask);
478 if (invert)
479 val = mask - val;
480 val <<= shift;
481 spin_lock_irqsave(&chip->reg_lock, flags);
482 val = (chip->cimage[reg] & ~(mask << shift)) | val;
483 change = val != chip->cimage[reg];
484 snd_cs4236_ctrl_out(chip, reg, val);
485 spin_unlock_irqrestore(lock: &chip->reg_lock, flags);
486 return change;
487}
488
489#define CS4236_DOUBLE(xname, xindex, left_reg, right_reg, shift_left, shift_right, mask, invert) \
490{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
491 .info = snd_cs4236_info_double, \
492 .get = snd_cs4236_get_double, .put = snd_cs4236_put_double, \
493 .private_value = left_reg | (right_reg << 8) | (shift_left << 16) | (shift_right << 19) | (mask << 24) | (invert << 22) }
494
495#define CS4236_DOUBLE_TLV(xname, xindex, left_reg, right_reg, shift_left, \
496 shift_right, mask, invert, xtlv) \
497{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
498 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ, \
499 .info = snd_cs4236_info_double, \
500 .get = snd_cs4236_get_double, .put = snd_cs4236_put_double, \
501 .private_value = left_reg | (right_reg << 8) | (shift_left << 16) | \
502 (shift_right << 19) | (mask << 24) | (invert << 22), \
503 .tlv = { .p = (xtlv) } }
504
505static int snd_cs4236_info_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
506{
507 int mask = (kcontrol->private_value >> 24) & 0xff;
508
509 uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER;
510 uinfo->count = 2;
511 uinfo->value.integer.min = 0;
512 uinfo->value.integer.max = mask;
513 return 0;
514}
515
516static int snd_cs4236_get_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
517{
518 struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
519 unsigned long flags;
520 int left_reg = kcontrol->private_value & 0xff;
521 int right_reg = (kcontrol->private_value >> 8) & 0xff;
522 int shift_left = (kcontrol->private_value >> 16) & 0x07;
523 int shift_right = (kcontrol->private_value >> 19) & 0x07;
524 int mask = (kcontrol->private_value >> 24) & 0xff;
525 int invert = (kcontrol->private_value >> 22) & 1;
526
527 spin_lock_irqsave(&chip->reg_lock, flags);
528 ucontrol->value.integer.value[0] = (chip->eimage[CS4236_REG(left_reg)] >> shift_left) & mask;
529 ucontrol->value.integer.value[1] = (chip->eimage[CS4236_REG(right_reg)] >> shift_right) & mask;
530 spin_unlock_irqrestore(lock: &chip->reg_lock, flags);
531 if (invert) {
532 ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0];
533 ucontrol->value.integer.value[1] = mask - ucontrol->value.integer.value[1];
534 }
535 return 0;
536}
537
538static int snd_cs4236_put_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
539{
540 struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
541 unsigned long flags;
542 int left_reg = kcontrol->private_value & 0xff;
543 int right_reg = (kcontrol->private_value >> 8) & 0xff;
544 int shift_left = (kcontrol->private_value >> 16) & 0x07;
545 int shift_right = (kcontrol->private_value >> 19) & 0x07;
546 int mask = (kcontrol->private_value >> 24) & 0xff;
547 int invert = (kcontrol->private_value >> 22) & 1;
548 int change;
549 unsigned short val1, val2;
550
551 val1 = ucontrol->value.integer.value[0] & mask;
552 val2 = ucontrol->value.integer.value[1] & mask;
553 if (invert) {
554 val1 = mask - val1;
555 val2 = mask - val2;
556 }
557 val1 <<= shift_left;
558 val2 <<= shift_right;
559 spin_lock_irqsave(&chip->reg_lock, flags);
560 if (left_reg != right_reg) {
561 val1 = (chip->eimage[CS4236_REG(left_reg)] & ~(mask << shift_left)) | val1;
562 val2 = (chip->eimage[CS4236_REG(right_reg)] & ~(mask << shift_right)) | val2;
563 change = val1 != chip->eimage[CS4236_REG(left_reg)] || val2 != chip->eimage[CS4236_REG(right_reg)];
564 snd_cs4236_ext_out(chip, reg: left_reg, val: val1);
565 snd_cs4236_ext_out(chip, reg: right_reg, val: val2);
566 } else {
567 val1 = (chip->eimage[CS4236_REG(left_reg)] & ~((mask << shift_left) | (mask << shift_right))) | val1 | val2;
568 change = val1 != chip->eimage[CS4236_REG(left_reg)];
569 snd_cs4236_ext_out(chip, reg: left_reg, val: val1);
570 }
571 spin_unlock_irqrestore(lock: &chip->reg_lock, flags);
572 return change;
573}
574
575#define CS4236_DOUBLE1(xname, xindex, left_reg, right_reg, shift_left, \
576 shift_right, mask, invert) \
577{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
578 .info = snd_cs4236_info_double, \
579 .get = snd_cs4236_get_double1, .put = snd_cs4236_put_double1, \
580 .private_value = left_reg | (right_reg << 8) | (shift_left << 16) | (shift_right << 19) | (mask << 24) | (invert << 22) }
581
582#define CS4236_DOUBLE1_TLV(xname, xindex, left_reg, right_reg, shift_left, \
583 shift_right, mask, invert, xtlv) \
584{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
585 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ, \
586 .info = snd_cs4236_info_double, \
587 .get = snd_cs4236_get_double1, .put = snd_cs4236_put_double1, \
588 .private_value = left_reg | (right_reg << 8) | (shift_left << 16) | \
589 (shift_right << 19) | (mask << 24) | (invert << 22), \
590 .tlv = { .p = (xtlv) } }
591
592static int snd_cs4236_get_double1(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
593{
594 struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
595 unsigned long flags;
596 int left_reg = kcontrol->private_value & 0xff;
597 int right_reg = (kcontrol->private_value >> 8) & 0xff;
598 int shift_left = (kcontrol->private_value >> 16) & 0x07;
599 int shift_right = (kcontrol->private_value >> 19) & 0x07;
600 int mask = (kcontrol->private_value >> 24) & 0xff;
601 int invert = (kcontrol->private_value >> 22) & 1;
602
603 spin_lock_irqsave(&chip->reg_lock, flags);
604 ucontrol->value.integer.value[0] = (chip->image[left_reg] >> shift_left) & mask;
605 ucontrol->value.integer.value[1] = (chip->eimage[CS4236_REG(right_reg)] >> shift_right) & mask;
606 spin_unlock_irqrestore(lock: &chip->reg_lock, flags);
607 if (invert) {
608 ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0];
609 ucontrol->value.integer.value[1] = mask - ucontrol->value.integer.value[1];
610 }
611 return 0;
612}
613
614static int snd_cs4236_put_double1(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
615{
616 struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
617 unsigned long flags;
618 int left_reg = kcontrol->private_value & 0xff;
619 int right_reg = (kcontrol->private_value >> 8) & 0xff;
620 int shift_left = (kcontrol->private_value >> 16) & 0x07;
621 int shift_right = (kcontrol->private_value >> 19) & 0x07;
622 int mask = (kcontrol->private_value >> 24) & 0xff;
623 int invert = (kcontrol->private_value >> 22) & 1;
624 int change;
625 unsigned short val1, val2;
626
627 val1 = ucontrol->value.integer.value[0] & mask;
628 val2 = ucontrol->value.integer.value[1] & mask;
629 if (invert) {
630 val1 = mask - val1;
631 val2 = mask - val2;
632 }
633 val1 <<= shift_left;
634 val2 <<= shift_right;
635 spin_lock_irqsave(&chip->reg_lock, flags);
636 val1 = (chip->image[left_reg] & ~(mask << shift_left)) | val1;
637 val2 = (chip->eimage[CS4236_REG(right_reg)] & ~(mask << shift_right)) | val2;
638 change = val1 != chip->image[left_reg] || val2 != chip->eimage[CS4236_REG(right_reg)];
639 snd_wss_out(chip, reg: left_reg, val: val1);
640 snd_cs4236_ext_out(chip, reg: right_reg, val: val2);
641 spin_unlock_irqrestore(lock: &chip->reg_lock, flags);
642 return change;
643}
644
645#define CS4236_MASTER_DIGITAL(xname, xindex, xtlv) \
646{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
647 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ, \
648 .info = snd_cs4236_info_double, \
649 .get = snd_cs4236_get_master_digital, .put = snd_cs4236_put_master_digital, \
650 .private_value = 71 << 24, \
651 .tlv = { .p = (xtlv) } }
652
653static inline int snd_cs4236_mixer_master_digital_invert_volume(int vol)
654{
655 return (vol < 64) ? 63 - vol : 64 + (71 - vol);
656}
657
658static int snd_cs4236_get_master_digital(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
659{
660 struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
661 unsigned long flags;
662
663 spin_lock_irqsave(&chip->reg_lock, flags);
664 ucontrol->value.integer.value[0] = snd_cs4236_mixer_master_digital_invert_volume(vol: chip->eimage[CS4236_REG(CS4236_LEFT_MASTER)] & 0x7f);
665 ucontrol->value.integer.value[1] = snd_cs4236_mixer_master_digital_invert_volume(vol: chip->eimage[CS4236_REG(CS4236_RIGHT_MASTER)] & 0x7f);
666 spin_unlock_irqrestore(lock: &chip->reg_lock, flags);
667 return 0;
668}
669
670static int snd_cs4236_put_master_digital(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
671{
672 struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
673 unsigned long flags;
674 int change;
675 unsigned short val1, val2;
676
677 val1 = snd_cs4236_mixer_master_digital_invert_volume(vol: ucontrol->value.integer.value[0] & 0x7f);
678 val2 = snd_cs4236_mixer_master_digital_invert_volume(vol: ucontrol->value.integer.value[1] & 0x7f);
679 spin_lock_irqsave(&chip->reg_lock, flags);
680 val1 = (chip->eimage[CS4236_REG(CS4236_LEFT_MASTER)] & ~0x7f) | val1;
681 val2 = (chip->eimage[CS4236_REG(CS4236_RIGHT_MASTER)] & ~0x7f) | val2;
682 change = val1 != chip->eimage[CS4236_REG(CS4236_LEFT_MASTER)] || val2 != chip->eimage[CS4236_REG(CS4236_RIGHT_MASTER)];
683 snd_cs4236_ext_out(chip, CS4236_LEFT_MASTER, val: val1);
684 snd_cs4236_ext_out(chip, CS4236_RIGHT_MASTER, val: val2);
685 spin_unlock_irqrestore(lock: &chip->reg_lock, flags);
686 return change;
687}
688
689#define CS4235_OUTPUT_ACCU(xname, xindex, xtlv) \
690{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
691 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ, \
692 .info = snd_cs4236_info_double, \
693 .get = snd_cs4235_get_output_accu, .put = snd_cs4235_put_output_accu, \
694 .private_value = 3 << 24, \
695 .tlv = { .p = (xtlv) } }
696
697static inline int snd_cs4235_mixer_output_accu_get_volume(int vol)
698{
699 switch ((vol >> 5) & 3) {
700 case 0: return 1;
701 case 1: return 3;
702 case 2: return 2;
703 case 3: return 0;
704 }
705 return 3;
706}
707
708static inline int snd_cs4235_mixer_output_accu_set_volume(int vol)
709{
710 switch (vol & 3) {
711 case 0: return 3 << 5;
712 case 1: return 0 << 5;
713 case 2: return 2 << 5;
714 case 3: return 1 << 5;
715 }
716 return 1 << 5;
717}
718
719static int snd_cs4235_get_output_accu(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
720{
721 struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
722 unsigned long flags;
723
724 spin_lock_irqsave(&chip->reg_lock, flags);
725 ucontrol->value.integer.value[0] = snd_cs4235_mixer_output_accu_get_volume(vol: chip->image[CS4235_LEFT_MASTER]);
726 ucontrol->value.integer.value[1] = snd_cs4235_mixer_output_accu_get_volume(vol: chip->image[CS4235_RIGHT_MASTER]);
727 spin_unlock_irqrestore(lock: &chip->reg_lock, flags);
728 return 0;
729}
730
731static int snd_cs4235_put_output_accu(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
732{
733 struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
734 unsigned long flags;
735 int change;
736 unsigned short val1, val2;
737
738 val1 = snd_cs4235_mixer_output_accu_set_volume(vol: ucontrol->value.integer.value[0]);
739 val2 = snd_cs4235_mixer_output_accu_set_volume(vol: ucontrol->value.integer.value[1]);
740 spin_lock_irqsave(&chip->reg_lock, flags);
741 val1 = (chip->image[CS4235_LEFT_MASTER] & ~(3 << 5)) | val1;
742 val2 = (chip->image[CS4235_RIGHT_MASTER] & ~(3 << 5)) | val2;
743 change = val1 != chip->image[CS4235_LEFT_MASTER] || val2 != chip->image[CS4235_RIGHT_MASTER];
744 snd_wss_out(chip, CS4235_LEFT_MASTER, val: val1);
745 snd_wss_out(chip, CS4235_RIGHT_MASTER, val: val2);
746 spin_unlock_irqrestore(lock: &chip->reg_lock, flags);
747 return change;
748}
749
750static const DECLARE_TLV_DB_SCALE(db_scale_7bit, -9450, 150, 0);
751static const DECLARE_TLV_DB_SCALE(db_scale_6bit, -9450, 150, 0);
752static const DECLARE_TLV_DB_SCALE(db_scale_6bit_12db_max, -8250, 150, 0);
753static const DECLARE_TLV_DB_SCALE(db_scale_5bit_12db_max, -3450, 150, 0);
754static const DECLARE_TLV_DB_SCALE(db_scale_5bit_22db_max, -2400, 150, 0);
755static const DECLARE_TLV_DB_SCALE(db_scale_4bit, -4500, 300, 0);
756static const DECLARE_TLV_DB_SCALE(db_scale_2bit, -1800, 600, 0);
757static const DECLARE_TLV_DB_SCALE(db_scale_rec_gain, 0, 150, 0);
758
759static const struct snd_kcontrol_new snd_cs4236_controls[] = {
760
761CS4236_DOUBLE("Master Digital Playback Switch", 0,
762 CS4236_LEFT_MASTER, CS4236_RIGHT_MASTER, 7, 7, 1, 1),
763CS4236_DOUBLE("Master Digital Capture Switch", 0,
764 CS4236_DAC_MUTE, CS4236_DAC_MUTE, 7, 6, 1, 1),
765CS4236_MASTER_DIGITAL("Master Digital Volume", 0, db_scale_7bit),
766
767CS4236_DOUBLE_TLV("Capture Boost Volume", 0,
768 CS4236_LEFT_MIX_CTRL, CS4236_RIGHT_MIX_CTRL, 5, 5, 3, 1,
769 db_scale_2bit),
770
771WSS_DOUBLE("PCM Playback Switch", 0,
772 CS4231_LEFT_OUTPUT, CS4231_RIGHT_OUTPUT, 7, 7, 1, 1),
773WSS_DOUBLE_TLV("PCM Playback Volume", 0,
774 CS4231_LEFT_OUTPUT, CS4231_RIGHT_OUTPUT, 0, 0, 63, 1,
775 db_scale_6bit),
776
777CS4236_DOUBLE("DSP Playback Switch", 0,
778 CS4236_LEFT_DSP, CS4236_RIGHT_DSP, 7, 7, 1, 1),
779CS4236_DOUBLE_TLV("DSP Playback Volume", 0,
780 CS4236_LEFT_DSP, CS4236_RIGHT_DSP, 0, 0, 63, 1,
781 db_scale_6bit),
782
783CS4236_DOUBLE("FM Playback Switch", 0,
784 CS4236_LEFT_FM, CS4236_RIGHT_FM, 7, 7, 1, 1),
785CS4236_DOUBLE_TLV("FM Playback Volume", 0,
786 CS4236_LEFT_FM, CS4236_RIGHT_FM, 0, 0, 63, 1,
787 db_scale_6bit),
788
789CS4236_DOUBLE("Wavetable Playback Switch", 0,
790 CS4236_LEFT_WAVE, CS4236_RIGHT_WAVE, 7, 7, 1, 1),
791CS4236_DOUBLE_TLV("Wavetable Playback Volume", 0,
792 CS4236_LEFT_WAVE, CS4236_RIGHT_WAVE, 0, 0, 63, 1,
793 db_scale_6bit_12db_max),
794
795WSS_DOUBLE("Synth Playback Switch", 0,
796 CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 7, 7, 1, 1),
797WSS_DOUBLE_TLV("Synth Volume", 0,
798 CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 0, 0, 31, 1,
799 db_scale_5bit_12db_max),
800WSS_DOUBLE("Synth Capture Switch", 0,
801 CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 6, 6, 1, 1),
802WSS_DOUBLE("Synth Capture Bypass", 0,
803 CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 5, 5, 1, 1),
804
805CS4236_DOUBLE("Mic Playback Switch", 0,
806 CS4236_LEFT_MIC, CS4236_RIGHT_MIC, 6, 6, 1, 1),
807CS4236_DOUBLE("Mic Capture Switch", 0,
808 CS4236_LEFT_MIC, CS4236_RIGHT_MIC, 7, 7, 1, 1),
809CS4236_DOUBLE_TLV("Mic Volume", 0, CS4236_LEFT_MIC, CS4236_RIGHT_MIC,
810 0, 0, 31, 1, db_scale_5bit_22db_max),
811CS4236_DOUBLE("Mic Playback Boost (+20dB)", 0,
812 CS4236_LEFT_MIC, CS4236_RIGHT_MIC, 5, 5, 1, 0),
813
814WSS_DOUBLE("Line Playback Switch", 0,
815 CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 7, 7, 1, 1),
816WSS_DOUBLE_TLV("Line Volume", 0,
817 CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 0, 0, 31, 1,
818 db_scale_5bit_12db_max),
819WSS_DOUBLE("Line Capture Switch", 0,
820 CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 6, 6, 1, 1),
821WSS_DOUBLE("Line Capture Bypass", 0,
822 CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 5, 5, 1, 1),
823
824WSS_DOUBLE("CD Playback Switch", 0,
825 CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 7, 7, 1, 1),
826WSS_DOUBLE_TLV("CD Volume", 0,
827 CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 0, 0, 31, 1,
828 db_scale_5bit_12db_max),
829WSS_DOUBLE("CD Capture Switch", 0,
830 CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 6, 6, 1, 1),
831
832CS4236_DOUBLE1("Mono Output Playback Switch", 0,
833 CS4231_MONO_CTRL, CS4236_RIGHT_MIX_CTRL, 6, 7, 1, 1),
834CS4236_DOUBLE1("Beep Playback Switch", 0,
835 CS4231_MONO_CTRL, CS4236_LEFT_MIX_CTRL, 7, 7, 1, 1),
836WSS_SINGLE_TLV("Beep Playback Volume", 0, CS4231_MONO_CTRL, 0, 15, 1,
837 db_scale_4bit),
838WSS_SINGLE("Beep Bypass Playback Switch", 0, CS4231_MONO_CTRL, 5, 1, 0),
839
840WSS_DOUBLE_TLV("Capture Volume", 0, CS4231_LEFT_INPUT, CS4231_RIGHT_INPUT,
841 0, 0, 15, 0, db_scale_rec_gain),
842WSS_DOUBLE("Analog Loopback Capture Switch", 0,
843 CS4231_LEFT_INPUT, CS4231_RIGHT_INPUT, 7, 7, 1, 0),
844
845WSS_SINGLE("Loopback Digital Playback Switch", 0, CS4231_LOOPBACK, 0, 1, 0),
846CS4236_DOUBLE1_TLV("Loopback Digital Playback Volume", 0,
847 CS4231_LOOPBACK, CS4236_RIGHT_LOOPBACK, 2, 0, 63, 1,
848 db_scale_6bit),
849};
850
851static const DECLARE_TLV_DB_SCALE(db_scale_5bit_6db_max, -5600, 200, 0);
852static const DECLARE_TLV_DB_SCALE(db_scale_2bit_16db_max, -2400, 800, 0);
853
854static const struct snd_kcontrol_new snd_cs4235_controls[] = {
855
856WSS_DOUBLE("Master Playback Switch", 0,
857 CS4235_LEFT_MASTER, CS4235_RIGHT_MASTER, 7, 7, 1, 1),
858WSS_DOUBLE_TLV("Master Playback Volume", 0,
859 CS4235_LEFT_MASTER, CS4235_RIGHT_MASTER, 0, 0, 31, 1,
860 db_scale_5bit_6db_max),
861
862CS4235_OUTPUT_ACCU("Playback Volume", 0, db_scale_2bit_16db_max),
863
864WSS_DOUBLE("Synth Playback Switch", 1,
865 CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 7, 7, 1, 1),
866WSS_DOUBLE("Synth Capture Switch", 1,
867 CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 6, 6, 1, 1),
868WSS_DOUBLE_TLV("Synth Volume", 1,
869 CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 0, 0, 31, 1,
870 db_scale_5bit_12db_max),
871
872CS4236_DOUBLE_TLV("Capture Volume", 0,
873 CS4236_LEFT_MIX_CTRL, CS4236_RIGHT_MIX_CTRL, 5, 5, 3, 1,
874 db_scale_2bit),
875
876WSS_DOUBLE("PCM Playback Switch", 0,
877 CS4231_LEFT_OUTPUT, CS4231_RIGHT_OUTPUT, 7, 7, 1, 1),
878WSS_DOUBLE("PCM Capture Switch", 0,
879 CS4236_DAC_MUTE, CS4236_DAC_MUTE, 7, 6, 1, 1),
880WSS_DOUBLE_TLV("PCM Volume", 0,
881 CS4231_LEFT_OUTPUT, CS4231_RIGHT_OUTPUT, 0, 0, 63, 1,
882 db_scale_6bit),
883
884CS4236_DOUBLE("DSP Switch", 0, CS4236_LEFT_DSP, CS4236_RIGHT_DSP, 7, 7, 1, 1),
885
886CS4236_DOUBLE("FM Switch", 0, CS4236_LEFT_FM, CS4236_RIGHT_FM, 7, 7, 1, 1),
887
888CS4236_DOUBLE("Wavetable Switch", 0,
889 CS4236_LEFT_WAVE, CS4236_RIGHT_WAVE, 7, 7, 1, 1),
890
891CS4236_DOUBLE("Mic Capture Switch", 0,
892 CS4236_LEFT_MIC, CS4236_RIGHT_MIC, 7, 7, 1, 1),
893CS4236_DOUBLE("Mic Playback Switch", 0,
894 CS4236_LEFT_MIC, CS4236_RIGHT_MIC, 6, 6, 1, 1),
895CS4236_SINGLE_TLV("Mic Volume", 0, CS4236_LEFT_MIC, 0, 31, 1,
896 db_scale_5bit_22db_max),
897CS4236_SINGLE("Mic Boost (+20dB)", 0, CS4236_LEFT_MIC, 5, 1, 0),
898
899WSS_DOUBLE("Line Playback Switch", 0,
900 CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 7, 7, 1, 1),
901WSS_DOUBLE("Line Capture Switch", 0,
902 CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 6, 6, 1, 1),
903WSS_DOUBLE_TLV("Line Volume", 0,
904 CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 0, 0, 31, 1,
905 db_scale_5bit_12db_max),
906
907WSS_DOUBLE("CD Playback Switch", 1,
908 CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 7, 7, 1, 1),
909WSS_DOUBLE("CD Capture Switch", 1,
910 CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 6, 6, 1, 1),
911WSS_DOUBLE_TLV("CD Volume", 1,
912 CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 0, 0, 31, 1,
913 db_scale_5bit_12db_max),
914
915CS4236_DOUBLE1("Beep Playback Switch", 0,
916 CS4231_MONO_CTRL, CS4236_LEFT_MIX_CTRL, 7, 7, 1, 1),
917WSS_SINGLE("Beep Playback Volume", 0, CS4231_MONO_CTRL, 0, 15, 1),
918
919WSS_DOUBLE("Analog Loopback Switch", 0,
920 CS4231_LEFT_INPUT, CS4231_RIGHT_INPUT, 7, 7, 1, 0),
921};
922
923#define CS4236_IEC958_ENABLE(xname, xindex) \
924{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
925 .info = snd_cs4236_info_single, \
926 .get = snd_cs4236_get_iec958_switch, .put = snd_cs4236_put_iec958_switch, \
927 .private_value = 1 << 16 }
928
929static int snd_cs4236_get_iec958_switch(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
930{
931 struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
932 unsigned long flags;
933
934 spin_lock_irqsave(&chip->reg_lock, flags);
935 ucontrol->value.integer.value[0] = chip->image[CS4231_ALT_FEATURE_1] & 0x02 ? 1 : 0;
936#if 0
937 printk(KERN_DEBUG "get valid: ALT = 0x%x, C3 = 0x%x, C4 = 0x%x, "
938 "C5 = 0x%x, C6 = 0x%x, C8 = 0x%x\n",
939 snd_wss_in(chip, CS4231_ALT_FEATURE_1),
940 snd_cs4236_ctrl_in(chip, 3),
941 snd_cs4236_ctrl_in(chip, 4),
942 snd_cs4236_ctrl_in(chip, 5),
943 snd_cs4236_ctrl_in(chip, 6),
944 snd_cs4236_ctrl_in(chip, 8));
945#endif
946 spin_unlock_irqrestore(lock: &chip->reg_lock, flags);
947 return 0;
948}
949
950static int snd_cs4236_put_iec958_switch(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
951{
952 struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
953 unsigned long flags;
954 int change;
955 unsigned short enable, val;
956
957 enable = ucontrol->value.integer.value[0] & 1;
958
959 mutex_lock(&chip->mce_mutex);
960 snd_wss_mce_up(chip);
961 spin_lock_irqsave(&chip->reg_lock, flags);
962 val = (chip->image[CS4231_ALT_FEATURE_1] & ~0x0e) | (0<<2) | (enable << 1);
963 change = val != chip->image[CS4231_ALT_FEATURE_1];
964 snd_wss_out(chip, CS4231_ALT_FEATURE_1, val);
965 val = snd_cs4236_ctrl_in(chip, reg: 4) | 0xc0;
966 snd_cs4236_ctrl_out(chip, reg: 4, val);
967 udelay(100);
968 val &= ~0x40;
969 snd_cs4236_ctrl_out(chip, reg: 4, val);
970 spin_unlock_irqrestore(lock: &chip->reg_lock, flags);
971 snd_wss_mce_down(chip);
972 mutex_unlock(lock: &chip->mce_mutex);
973
974#if 0
975 printk(KERN_DEBUG "set valid: ALT = 0x%x, C3 = 0x%x, C4 = 0x%x, "
976 "C5 = 0x%x, C6 = 0x%x, C8 = 0x%x\n",
977 snd_wss_in(chip, CS4231_ALT_FEATURE_1),
978 snd_cs4236_ctrl_in(chip, 3),
979 snd_cs4236_ctrl_in(chip, 4),
980 snd_cs4236_ctrl_in(chip, 5),
981 snd_cs4236_ctrl_in(chip, 6),
982 snd_cs4236_ctrl_in(chip, 8));
983#endif
984 return change;
985}
986
987static const struct snd_kcontrol_new snd_cs4236_iec958_controls[] = {
988CS4236_IEC958_ENABLE("IEC958 Output Enable", 0),
989CS4236_SINGLEC("IEC958 Output Validity", 0, 4, 4, 1, 0),
990CS4236_SINGLEC("IEC958 Output User", 0, 4, 5, 1, 0),
991CS4236_SINGLEC("IEC958 Output CSBR", 0, 4, 6, 1, 0),
992CS4236_SINGLEC("IEC958 Output Channel Status Low", 0, 5, 1, 127, 0),
993CS4236_SINGLEC("IEC958 Output Channel Status High", 0, 6, 0, 255, 0)
994};
995
996static const struct snd_kcontrol_new snd_cs4236_3d_controls_cs4235[] = {
997CS4236_SINGLEC("3D Control - Switch", 0, 3, 4, 1, 0),
998CS4236_SINGLEC("3D Control - Space", 0, 2, 4, 15, 1)
999};
1000
1001static const struct snd_kcontrol_new snd_cs4236_3d_controls_cs4237[] = {
1002CS4236_SINGLEC("3D Control - Switch", 0, 3, 7, 1, 0),
1003CS4236_SINGLEC("3D Control - Space", 0, 2, 4, 15, 1),
1004CS4236_SINGLEC("3D Control - Center", 0, 2, 0, 15, 1),
1005CS4236_SINGLEC("3D Control - Mono", 0, 3, 6, 1, 0),
1006CS4236_SINGLEC("3D Control - IEC958", 0, 3, 5, 1, 0)
1007};
1008
1009static const struct snd_kcontrol_new snd_cs4236_3d_controls_cs4238[] = {
1010CS4236_SINGLEC("3D Control - Switch", 0, 3, 4, 1, 0),
1011CS4236_SINGLEC("3D Control - Space", 0, 2, 4, 15, 1),
1012CS4236_SINGLEC("3D Control - Volume", 0, 2, 0, 15, 1),
1013CS4236_SINGLEC("3D Control - IEC958", 0, 3, 5, 1, 0)
1014};
1015
1016int snd_cs4236_mixer(struct snd_wss *chip)
1017{
1018 struct snd_card *card;
1019 unsigned int idx, count;
1020 int err;
1021 const struct snd_kcontrol_new *kcontrol;
1022
1023 if (snd_BUG_ON(!chip || !chip->card))
1024 return -EINVAL;
1025 card = chip->card;
1026 strcpy(p: card->mixername, q: snd_wss_chip_id(chip));
1027
1028 if (chip->hardware == WSS_HW_CS4235 ||
1029 chip->hardware == WSS_HW_CS4239) {
1030 for (idx = 0; idx < ARRAY_SIZE(snd_cs4235_controls); idx++) {
1031 err = snd_ctl_add(card, kcontrol: snd_ctl_new1(kcontrolnew: &snd_cs4235_controls[idx], private_data: chip));
1032 if (err < 0)
1033 return err;
1034 }
1035 } else {
1036 for (idx = 0; idx < ARRAY_SIZE(snd_cs4236_controls); idx++) {
1037 err = snd_ctl_add(card, kcontrol: snd_ctl_new1(kcontrolnew: &snd_cs4236_controls[idx], private_data: chip));
1038 if (err < 0)
1039 return err;
1040 }
1041 }
1042 switch (chip->hardware) {
1043 case WSS_HW_CS4235:
1044 case WSS_HW_CS4239:
1045 count = ARRAY_SIZE(snd_cs4236_3d_controls_cs4235);
1046 kcontrol = snd_cs4236_3d_controls_cs4235;
1047 break;
1048 case WSS_HW_CS4237B:
1049 count = ARRAY_SIZE(snd_cs4236_3d_controls_cs4237);
1050 kcontrol = snd_cs4236_3d_controls_cs4237;
1051 break;
1052 case WSS_HW_CS4238B:
1053 count = ARRAY_SIZE(snd_cs4236_3d_controls_cs4238);
1054 kcontrol = snd_cs4236_3d_controls_cs4238;
1055 break;
1056 default:
1057 count = 0;
1058 kcontrol = NULL;
1059 }
1060 for (idx = 0; idx < count; idx++, kcontrol++) {
1061 err = snd_ctl_add(card, kcontrol: snd_ctl_new1(kcontrolnew: kcontrol, private_data: chip));
1062 if (err < 0)
1063 return err;
1064 }
1065 if (chip->hardware == WSS_HW_CS4237B ||
1066 chip->hardware == WSS_HW_CS4238B) {
1067 for (idx = 0; idx < ARRAY_SIZE(snd_cs4236_iec958_controls); idx++) {
1068 err = snd_ctl_add(card, kcontrol: snd_ctl_new1(kcontrolnew: &snd_cs4236_iec958_controls[idx], private_data: chip));
1069 if (err < 0)
1070 return err;
1071 }
1072 }
1073 return 0;
1074}
1075

source code of linux/sound/isa/cs423x/cs4236_lib.c