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(reg, chip->cport + 3);
112	outb(chip->cimage[reg] = val, chip->cport + 4);
113}
114
115static unsigned char snd_cs4236_ctrl_in(struct snd_wss *chip, unsigned char reg)
116{
117	outb(reg, chip->cport + 3);
118	return inb(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, 0, SNDRV_PCM_HW_PARAM_RATE,
146					     &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(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		    chip->image[CS4231_ALT_FEATURE_1] | 0x10);
179	snd_wss_out(chip, CS4231_PLAYBK_FORMAT, pdfr & 0xf0);
180	snd_wss_out(chip, CS4231_ALT_FEATURE_1,
181		    chip->image[CS4231_ALT_FEATURE_1] & ~0x10);
182	snd_cs4236_ext_out(chip, CS4236_DAC_RATE, rate);
183	spin_unlock_irqrestore(&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(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		    chip->image[CS4231_ALT_FEATURE_1] | 0x20);
197	snd_wss_out(chip, CS4231_REC_FORMAT, cdfr & 0xf0);
198	snd_wss_out(chip, CS4231_ALT_FEATURE_1,
199		    chip->image[CS4231_ALT_FEATURE_1] & ~0x20);
200	snd_cs4236_ext_out(chip, CS4236_ADC_RATE, rate);
201	spin_unlock_irqrestore(&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(&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, chip->image[reg]);
237			break;
238		}
239	}
240	for (reg = 0; reg < 18; reg++)
241		snd_cs4236_ext_out(chip, CS4236_I23VAL(reg), 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, chip->cimage[reg]);
248		}
249	}
250	spin_unlock_irqrestore(&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, &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		snd_device_free(card, chip);
302		return -ENODEV;
303	}
304	ver1 = snd_cs4236_ctrl_in(chip, 1);
305	ver2 = snd_cs4236_ext_in(chip, CS4236_VERSION);
306	snd_printdd("CS4236: [0x%lx] C1 (version) = 0x%x, ext = 0x%x\n",
307			cport, ver1, ver2);
308	if (ver1 != ver2) {
309		snd_printk(KERN_ERR "CS4236+ chip detected, but "
310			   "control port 0x%lx is not valid\n", cport);
311		snd_device_free(card, chip);
312		return -ENODEV;
313	}
314	snd_cs4236_ctrl_out(chip, 0, 0x00);
315	snd_cs4236_ctrl_out(chip, 2, 0xff);
316	snd_cs4236_ctrl_out(chip, 3, 0x00);
317	snd_cs4236_ctrl_out(chip, 4, 0x80);
318	reg = ((IEC958_AES1_CON_PCM_CODER & 3) << 6) |
319	      IEC958_AES0_CON_EMPHASIS_NONE;
320	snd_cs4236_ctrl_out(chip, 5, reg);
321	snd_cs4236_ctrl_out(chip, 6, IEC958_AES1_CON_PCM_CODER >> 2);
322	snd_cs4236_ctrl_out(chip, 7, 0x00);
323	/*
324	 * 0x8c for C8 is valid for Turtle Beach Malibu - the IEC-958
325	 * output is working with this setup, other hardware should
326	 * have different signal paths and this value should be
327	 * selectable in the future
328	 */
329	snd_cs4236_ctrl_out(chip, 8, 0x8c);
330	chip->rate_constraint = snd_cs4236_xrate;
331	chip->set_playback_format = snd_cs4236_playback_format;
332	chip->set_capture_format = snd_cs4236_capture_format;
333#ifdef CONFIG_PM
334	chip->suspend = snd_cs4236_suspend;
335	chip->resume = snd_cs4236_resume;
336#endif
337
338	/* initialize extended registers */
339	for (reg = 0; reg < sizeof(snd_cs4236_ext_map); reg++)
340		snd_cs4236_ext_out(chip, CS4236_I23VAL(reg),
341				   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
365int snd_cs4236_pcm(struct snd_wss *chip, int device)
366{
367	int err;
368
369	err = snd_wss_pcm(chip, device);
370	if (err < 0)
371		return err;
372	chip->pcm->info_flags &= ~SNDRV_PCM_INFO_JOINT_DUPLEX;
373	return 0;
374}
375
376/*
377 *  MIXER
378 */
379
380#define CS4236_SINGLE(xname, xindex, reg, shift, mask, invert) \
381{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
382  .info = snd_cs4236_info_single, \
383  .get = snd_cs4236_get_single, .put = snd_cs4236_put_single, \
384  .private_value = reg | (shift << 8) | (mask << 16) | (invert << 24) }
385
386#define CS4236_SINGLE_TLV(xname, xindex, reg, shift, mask, invert, xtlv) \
387{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
388  .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ, \
389  .info = snd_cs4236_info_single, \
390  .get = snd_cs4236_get_single, .put = snd_cs4236_put_single, \
391  .private_value = reg | (shift << 8) | (mask << 16) | (invert << 24), \
392  .tlv = { .p = (xtlv) } }
393
394static int snd_cs4236_info_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
395{
396	int mask = (kcontrol->private_value >> 16) & 0xff;
397
398	uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER;
399	uinfo->count = 1;
400	uinfo->value.integer.min = 0;
401	uinfo->value.integer.max = mask;
402	return 0;
403}
404
405static int snd_cs4236_get_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
406{
407	struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
408	unsigned long flags;
409	int reg = kcontrol->private_value & 0xff;
410	int shift = (kcontrol->private_value >> 8) & 0xff;
411	int mask = (kcontrol->private_value >> 16) & 0xff;
412	int invert = (kcontrol->private_value >> 24) & 0xff;
413
414	spin_lock_irqsave(&chip->reg_lock, flags);
415	ucontrol->value.integer.value[0] = (chip->eimage[CS4236_REG(reg)] >> shift) & mask;
416	spin_unlock_irqrestore(&chip->reg_lock, flags);
417	if (invert)
418		ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0];
419	return 0;
420}
421
422static int snd_cs4236_put_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	int change;
431	unsigned short val;
432
433	val = (ucontrol->value.integer.value[0] & mask);
434	if (invert)
435		val = mask - val;
436	val <<= shift;
437	spin_lock_irqsave(&chip->reg_lock, flags);
438	val = (chip->eimage[CS4236_REG(reg)] & ~(mask << shift)) | val;
439	change = val != chip->eimage[CS4236_REG(reg)];
440	snd_cs4236_ext_out(chip, reg, val);
441	spin_unlock_irqrestore(&chip->reg_lock, flags);
442	return change;
443}
444
445#define CS4236_SINGLEC(xname, xindex, reg, shift, mask, invert) \
446{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
447  .info = snd_cs4236_info_single, \
448  .get = snd_cs4236_get_singlec, .put = snd_cs4236_put_singlec, \
449  .private_value = reg | (shift << 8) | (mask << 16) | (invert << 24) }
450
451static int snd_cs4236_get_singlec(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
452{
453	struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
454	unsigned long flags;
455	int reg = kcontrol->private_value & 0xff;
456	int shift = (kcontrol->private_value >> 8) & 0xff;
457	int mask = (kcontrol->private_value >> 16) & 0xff;
458	int invert = (kcontrol->private_value >> 24) & 0xff;
459
460	spin_lock_irqsave(&chip->reg_lock, flags);
461	ucontrol->value.integer.value[0] = (chip->cimage[reg] >> shift) & mask;
462	spin_unlock_irqrestore(&chip->reg_lock, flags);
463	if (invert)
464		ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0];
465	return 0;
466}
467
468static int snd_cs4236_put_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	int change;
477	unsigned short val;
478
479	val = (ucontrol->value.integer.value[0] & mask);
480	if (invert)
481		val = mask - val;
482	val <<= shift;
483	spin_lock_irqsave(&chip->reg_lock, flags);
484	val = (chip->cimage[reg] & ~(mask << shift)) | val;
485	change = val != chip->cimage[reg];
486	snd_cs4236_ctrl_out(chip, reg, val);
487	spin_unlock_irqrestore(&chip->reg_lock, flags);
488	return change;
489}
490
491#define CS4236_DOUBLE(xname, xindex, left_reg, right_reg, shift_left, shift_right, mask, invert) \
492{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
493  .info = snd_cs4236_info_double, \
494  .get = snd_cs4236_get_double, .put = snd_cs4236_put_double, \
495  .private_value = left_reg | (right_reg << 8) | (shift_left << 16) | (shift_right << 19) | (mask << 24) | (invert << 22) }
496
497#define CS4236_DOUBLE_TLV(xname, xindex, left_reg, right_reg, shift_left, \
498			  shift_right, mask, invert, xtlv) \
499{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
500  .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ, \
501  .info = snd_cs4236_info_double, \
502  .get = snd_cs4236_get_double, .put = snd_cs4236_put_double, \
503  .private_value = left_reg | (right_reg << 8) | (shift_left << 16) | \
504		   (shift_right << 19) | (mask << 24) | (invert << 22), \
505  .tlv = { .p = (xtlv) } }
506
507static int snd_cs4236_info_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
508{
509	int mask = (kcontrol->private_value >> 24) & 0xff;
510
511	uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER;
512	uinfo->count = 2;
513	uinfo->value.integer.min = 0;
514	uinfo->value.integer.max = mask;
515	return 0;
516}
517
518static int snd_cs4236_get_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
519{
520	struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
521	unsigned long flags;
522	int left_reg = kcontrol->private_value & 0xff;
523	int right_reg = (kcontrol->private_value >> 8) & 0xff;
524	int shift_left = (kcontrol->private_value >> 16) & 0x07;
525	int shift_right = (kcontrol->private_value >> 19) & 0x07;
526	int mask = (kcontrol->private_value >> 24) & 0xff;
527	int invert = (kcontrol->private_value >> 22) & 1;
528
529	spin_lock_irqsave(&chip->reg_lock, flags);
530	ucontrol->value.integer.value[0] = (chip->eimage[CS4236_REG(left_reg)] >> shift_left) & mask;
531	ucontrol->value.integer.value[1] = (chip->eimage[CS4236_REG(right_reg)] >> shift_right) & mask;
532	spin_unlock_irqrestore(&chip->reg_lock, flags);
533	if (invert) {
534		ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0];
535		ucontrol->value.integer.value[1] = mask - ucontrol->value.integer.value[1];
536	}
537	return 0;
538}
539
540static int snd_cs4236_put_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
541{
542	struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
543	unsigned long flags;
544	int left_reg = kcontrol->private_value & 0xff;
545	int right_reg = (kcontrol->private_value >> 8) & 0xff;
546	int shift_left = (kcontrol->private_value >> 16) & 0x07;
547	int shift_right = (kcontrol->private_value >> 19) & 0x07;
548	int mask = (kcontrol->private_value >> 24) & 0xff;
549	int invert = (kcontrol->private_value >> 22) & 1;
550	int change;
551	unsigned short val1, val2;
552
553	val1 = ucontrol->value.integer.value[0] & mask;
554	val2 = ucontrol->value.integer.value[1] & mask;
555	if (invert) {
556		val1 = mask - val1;
557		val2 = mask - val2;
558	}
559	val1 <<= shift_left;
560	val2 <<= shift_right;
561	spin_lock_irqsave(&chip->reg_lock, flags);
562	if (left_reg != right_reg) {
563		val1 = (chip->eimage[CS4236_REG(left_reg)] & ~(mask << shift_left)) | val1;
564		val2 = (chip->eimage[CS4236_REG(right_reg)] & ~(mask << shift_right)) | val2;
565		change = val1 != chip->eimage[CS4236_REG(left_reg)] || val2 != chip->eimage[CS4236_REG(right_reg)];
566		snd_cs4236_ext_out(chip, left_reg, val1);
567		snd_cs4236_ext_out(chip, right_reg, val2);
568	} else {
569		val1 = (chip->eimage[CS4236_REG(left_reg)] & ~((mask << shift_left) | (mask << shift_right))) | val1 | val2;
570		change = val1 != chip->eimage[CS4236_REG(left_reg)];
571		snd_cs4236_ext_out(chip, left_reg, val1);
572	}
573	spin_unlock_irqrestore(&chip->reg_lock, flags);
574	return change;
575}
576
577#define CS4236_DOUBLE1(xname, xindex, left_reg, right_reg, shift_left, \
578			shift_right, mask, invert) \
579{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
580  .info = snd_cs4236_info_double, \
581  .get = snd_cs4236_get_double1, .put = snd_cs4236_put_double1, \
582  .private_value = left_reg | (right_reg << 8) | (shift_left << 16) | (shift_right << 19) | (mask << 24) | (invert << 22) }
583
584#define CS4236_DOUBLE1_TLV(xname, xindex, left_reg, right_reg, shift_left, \
585			   shift_right, mask, invert, xtlv) \
586{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
587  .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ, \
588  .info = snd_cs4236_info_double, \
589  .get = snd_cs4236_get_double1, .put = snd_cs4236_put_double1, \
590  .private_value = left_reg | (right_reg << 8) | (shift_left << 16) | \
591		   (shift_right << 19) | (mask << 24) | (invert << 22), \
592  .tlv = { .p = (xtlv) } }
593
594static int snd_cs4236_get_double1(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
595{
596	struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
597	unsigned long flags;
598	int left_reg = kcontrol->private_value & 0xff;
599	int right_reg = (kcontrol->private_value >> 8) & 0xff;
600	int shift_left = (kcontrol->private_value >> 16) & 0x07;
601	int shift_right = (kcontrol->private_value >> 19) & 0x07;
602	int mask = (kcontrol->private_value >> 24) & 0xff;
603	int invert = (kcontrol->private_value >> 22) & 1;
604
605	spin_lock_irqsave(&chip->reg_lock, flags);
606	ucontrol->value.integer.value[0] = (chip->image[left_reg] >> shift_left) & mask;
607	ucontrol->value.integer.value[1] = (chip->eimage[CS4236_REG(right_reg)] >> shift_right) & mask;
608	spin_unlock_irqrestore(&chip->reg_lock, flags);
609	if (invert) {
610		ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0];
611		ucontrol->value.integer.value[1] = mask - ucontrol->value.integer.value[1];
612	}
613	return 0;
614}
615
616static int snd_cs4236_put_double1(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
617{
618	struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
619	unsigned long flags;
620	int left_reg = kcontrol->private_value & 0xff;
621	int right_reg = (kcontrol->private_value >> 8) & 0xff;
622	int shift_left = (kcontrol->private_value >> 16) & 0x07;
623	int shift_right = (kcontrol->private_value >> 19) & 0x07;
624	int mask = (kcontrol->private_value >> 24) & 0xff;
625	int invert = (kcontrol->private_value >> 22) & 1;
626	int change;
627	unsigned short val1, val2;
628
629	val1 = ucontrol->value.integer.value[0] & mask;
630	val2 = ucontrol->value.integer.value[1] & mask;
631	if (invert) {
632		val1 = mask - val1;
633		val2 = mask - val2;
634	}
635	val1 <<= shift_left;
636	val2 <<= shift_right;
637	spin_lock_irqsave(&chip->reg_lock, flags);
638	val1 = (chip->image[left_reg] & ~(mask << shift_left)) | val1;
639	val2 = (chip->eimage[CS4236_REG(right_reg)] & ~(mask << shift_right)) | val2;
640	change = val1 != chip->image[left_reg] || val2 != chip->eimage[CS4236_REG(right_reg)];
641	snd_wss_out(chip, left_reg, val1);
642	snd_cs4236_ext_out(chip, right_reg, val2);
643	spin_unlock_irqrestore(&chip->reg_lock, flags);
644	return change;
645}
646
647#define CS4236_MASTER_DIGITAL(xname, xindex, xtlv) \
648{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
649  .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ, \
650  .info = snd_cs4236_info_double, \
651  .get = snd_cs4236_get_master_digital, .put = snd_cs4236_put_master_digital, \
652  .private_value = 71 << 24, \
653  .tlv = { .p = (xtlv) } }
654
655static inline int snd_cs4236_mixer_master_digital_invert_volume(int vol)
656{
657	return (vol < 64) ? 63 - vol : 64 + (71 - vol);
658}
659
660static int snd_cs4236_get_master_digital(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
661{
662	struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
663	unsigned long flags;
664
665	spin_lock_irqsave(&chip->reg_lock, flags);
666	ucontrol->value.integer.value[0] = snd_cs4236_mixer_master_digital_invert_volume(chip->eimage[CS4236_REG(CS4236_LEFT_MASTER)] & 0x7f);
667	ucontrol->value.integer.value[1] = snd_cs4236_mixer_master_digital_invert_volume(chip->eimage[CS4236_REG(CS4236_RIGHT_MASTER)] & 0x7f);
668	spin_unlock_irqrestore(&chip->reg_lock, flags);
669	return 0;
670}
671
672static int snd_cs4236_put_master_digital(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
673{
674	struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
675	unsigned long flags;
676	int change;
677	unsigned short val1, val2;
678
679	val1 = snd_cs4236_mixer_master_digital_invert_volume(ucontrol->value.integer.value[0] & 0x7f);
680	val2 = snd_cs4236_mixer_master_digital_invert_volume(ucontrol->value.integer.value[1] & 0x7f);
681	spin_lock_irqsave(&chip->reg_lock, flags);
682	val1 = (chip->eimage[CS4236_REG(CS4236_LEFT_MASTER)] & ~0x7f) | val1;
683	val2 = (chip->eimage[CS4236_REG(CS4236_RIGHT_MASTER)] & ~0x7f) | val2;
684	change = val1 != chip->eimage[CS4236_REG(CS4236_LEFT_MASTER)] || val2 != chip->eimage[CS4236_REG(CS4236_RIGHT_MASTER)];
685	snd_cs4236_ext_out(chip, CS4236_LEFT_MASTER, val1);
686	snd_cs4236_ext_out(chip, CS4236_RIGHT_MASTER, val2);
687	spin_unlock_irqrestore(&chip->reg_lock, flags);
688	return change;
689}
690
691#define CS4235_OUTPUT_ACCU(xname, xindex, xtlv) \
692{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
693  .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ, \
694  .info = snd_cs4236_info_double, \
695  .get = snd_cs4235_get_output_accu, .put = snd_cs4235_put_output_accu, \
696  .private_value = 3 << 24, \
697  .tlv = { .p = (xtlv) } }
698
699static inline int snd_cs4235_mixer_output_accu_get_volume(int vol)
700{
701	switch ((vol >> 5) & 3) {
702	case 0: return 1;
703	case 1: return 3;
704	case 2: return 2;
705	case 3: return 0;
706 	}
707	return 3;
708}
709
710static inline int snd_cs4235_mixer_output_accu_set_volume(int vol)
711{
712	switch (vol & 3) {
713	case 0: return 3 << 5;
714	case 1: return 0 << 5;
715	case 2: return 2 << 5;
716	case 3: return 1 << 5;
717	}
718	return 1 << 5;
719}
720
721static int snd_cs4235_get_output_accu(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
722{
723	struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
724	unsigned long flags;
725
726	spin_lock_irqsave(&chip->reg_lock, flags);
727	ucontrol->value.integer.value[0] = snd_cs4235_mixer_output_accu_get_volume(chip->image[CS4235_LEFT_MASTER]);
728	ucontrol->value.integer.value[1] = snd_cs4235_mixer_output_accu_get_volume(chip->image[CS4235_RIGHT_MASTER]);
729	spin_unlock_irqrestore(&chip->reg_lock, flags);
730	return 0;
731}
732
733static int snd_cs4235_put_output_accu(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
734{
735	struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
736	unsigned long flags;
737	int change;
738	unsigned short val1, val2;
739
740	val1 = snd_cs4235_mixer_output_accu_set_volume(ucontrol->value.integer.value[0]);
741	val2 = snd_cs4235_mixer_output_accu_set_volume(ucontrol->value.integer.value[1]);
742	spin_lock_irqsave(&chip->reg_lock, flags);
743	val1 = (chip->image[CS4235_LEFT_MASTER] & ~(3 << 5)) | val1;
744	val2 = (chip->image[CS4235_RIGHT_MASTER] & ~(3 << 5)) | val2;
745	change = val1 != chip->image[CS4235_LEFT_MASTER] || val2 != chip->image[CS4235_RIGHT_MASTER];
746	snd_wss_out(chip, CS4235_LEFT_MASTER, val1);
747	snd_wss_out(chip, CS4235_RIGHT_MASTER, val2);
748	spin_unlock_irqrestore(&chip->reg_lock, flags);
749	return change;
750}
751
752static const DECLARE_TLV_DB_SCALE(db_scale_7bit, -9450, 150, 0);
753static const DECLARE_TLV_DB_SCALE(db_scale_6bit, -9450, 150, 0);
754static const DECLARE_TLV_DB_SCALE(db_scale_6bit_12db_max, -8250, 150, 0);
755static const DECLARE_TLV_DB_SCALE(db_scale_5bit_12db_max, -3450, 150, 0);
756static const DECLARE_TLV_DB_SCALE(db_scale_5bit_22db_max, -2400, 150, 0);
757static const DECLARE_TLV_DB_SCALE(db_scale_4bit, -4500, 300, 0);
758static const DECLARE_TLV_DB_SCALE(db_scale_2bit, -1800, 600, 0);
759static const DECLARE_TLV_DB_SCALE(db_scale_rec_gain, 0, 150, 0);
760
761static const struct snd_kcontrol_new snd_cs4236_controls[] = {
762
763CS4236_DOUBLE("Master Digital Playback Switch", 0,
764		CS4236_LEFT_MASTER, CS4236_RIGHT_MASTER, 7, 7, 1, 1),
765CS4236_DOUBLE("Master Digital Capture Switch", 0,
766		CS4236_DAC_MUTE, CS4236_DAC_MUTE, 7, 6, 1, 1),
767CS4236_MASTER_DIGITAL("Master Digital Volume", 0, db_scale_7bit),
768
769CS4236_DOUBLE_TLV("Capture Boost Volume", 0,
770		  CS4236_LEFT_MIX_CTRL, CS4236_RIGHT_MIX_CTRL, 5, 5, 3, 1,
771		  db_scale_2bit),
772
773WSS_DOUBLE("PCM Playback Switch", 0,
774		CS4231_LEFT_OUTPUT, CS4231_RIGHT_OUTPUT, 7, 7, 1, 1),
775WSS_DOUBLE_TLV("PCM Playback Volume", 0,
776		CS4231_LEFT_OUTPUT, CS4231_RIGHT_OUTPUT, 0, 0, 63, 1,
777		db_scale_6bit),
778
779CS4236_DOUBLE("DSP Playback Switch", 0,
780		CS4236_LEFT_DSP, CS4236_RIGHT_DSP, 7, 7, 1, 1),
781CS4236_DOUBLE_TLV("DSP Playback Volume", 0,
782		  CS4236_LEFT_DSP, CS4236_RIGHT_DSP, 0, 0, 63, 1,
783		  db_scale_6bit),
784
785CS4236_DOUBLE("FM Playback Switch", 0,
786		CS4236_LEFT_FM, CS4236_RIGHT_FM, 7, 7, 1, 1),
787CS4236_DOUBLE_TLV("FM Playback Volume", 0,
788		  CS4236_LEFT_FM, CS4236_RIGHT_FM, 0, 0, 63, 1,
789		  db_scale_6bit),
790
791CS4236_DOUBLE("Wavetable Playback Switch", 0,
792		CS4236_LEFT_WAVE, CS4236_RIGHT_WAVE, 7, 7, 1, 1),
793CS4236_DOUBLE_TLV("Wavetable Playback Volume", 0,
794		  CS4236_LEFT_WAVE, CS4236_RIGHT_WAVE, 0, 0, 63, 1,
795		  db_scale_6bit_12db_max),
796
797WSS_DOUBLE("Synth Playback Switch", 0,
798		CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 7, 7, 1, 1),
799WSS_DOUBLE_TLV("Synth Volume", 0,
800		CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 0, 0, 31, 1,
801		db_scale_5bit_12db_max),
802WSS_DOUBLE("Synth Capture Switch", 0,
803		CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 6, 6, 1, 1),
804WSS_DOUBLE("Synth Capture Bypass", 0,
805		CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 5, 5, 1, 1),
806
807CS4236_DOUBLE("Mic Playback Switch", 0,
808		CS4236_LEFT_MIC, CS4236_RIGHT_MIC, 6, 6, 1, 1),
809CS4236_DOUBLE("Mic Capture Switch", 0,
810		CS4236_LEFT_MIC, CS4236_RIGHT_MIC, 7, 7, 1, 1),
811CS4236_DOUBLE_TLV("Mic Volume", 0, CS4236_LEFT_MIC, CS4236_RIGHT_MIC,
812		  0, 0, 31, 1, db_scale_5bit_22db_max),
813CS4236_DOUBLE("Mic Playback Boost (+20dB)", 0,
814		CS4236_LEFT_MIC, CS4236_RIGHT_MIC, 5, 5, 1, 0),
815
816WSS_DOUBLE("Line Playback Switch", 0,
817		CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 7, 7, 1, 1),
818WSS_DOUBLE_TLV("Line Volume", 0,
819		CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 0, 0, 31, 1,
820		db_scale_5bit_12db_max),
821WSS_DOUBLE("Line Capture Switch", 0,
822		CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 6, 6, 1, 1),
823WSS_DOUBLE("Line Capture Bypass", 0,
824		CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 5, 5, 1, 1),
825
826WSS_DOUBLE("CD Playback Switch", 0,
827		CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 7, 7, 1, 1),
828WSS_DOUBLE_TLV("CD Volume", 0,
829		CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 0, 0, 31, 1,
830		db_scale_5bit_12db_max),
831WSS_DOUBLE("CD Capture Switch", 0,
832		CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 6, 6, 1, 1),
833
834CS4236_DOUBLE1("Mono Output Playback Switch", 0,
835		CS4231_MONO_CTRL, CS4236_RIGHT_MIX_CTRL, 6, 7, 1, 1),
836CS4236_DOUBLE1("Beep Playback Switch", 0,
837		CS4231_MONO_CTRL, CS4236_LEFT_MIX_CTRL, 7, 7, 1, 1),
838WSS_SINGLE_TLV("Beep Playback Volume", 0, CS4231_MONO_CTRL, 0, 15, 1,
839		db_scale_4bit),
840WSS_SINGLE("Beep Bypass Playback Switch", 0, CS4231_MONO_CTRL, 5, 1, 0),
841
842WSS_DOUBLE_TLV("Capture Volume", 0, CS4231_LEFT_INPUT, CS4231_RIGHT_INPUT,
843		0, 0, 15, 0, db_scale_rec_gain),
844WSS_DOUBLE("Analog Loopback Capture Switch", 0,
845		CS4231_LEFT_INPUT, CS4231_RIGHT_INPUT, 7, 7, 1, 0),
846
847WSS_SINGLE("Loopback Digital Playback Switch", 0, CS4231_LOOPBACK, 0, 1, 0),
848CS4236_DOUBLE1_TLV("Loopback Digital Playback Volume", 0,
849		   CS4231_LOOPBACK, CS4236_RIGHT_LOOPBACK, 2, 0, 63, 1,
850		   db_scale_6bit),
851};
852
853static const DECLARE_TLV_DB_SCALE(db_scale_5bit_6db_max, -5600, 200, 0);
854static const DECLARE_TLV_DB_SCALE(db_scale_2bit_16db_max, -2400, 800, 0);
855
856static const struct snd_kcontrol_new snd_cs4235_controls[] = {
857
858WSS_DOUBLE("Master Playback Switch", 0,
859		CS4235_LEFT_MASTER, CS4235_RIGHT_MASTER, 7, 7, 1, 1),
860WSS_DOUBLE_TLV("Master Playback Volume", 0,
861		CS4235_LEFT_MASTER, CS4235_RIGHT_MASTER, 0, 0, 31, 1,
862		db_scale_5bit_6db_max),
863
864CS4235_OUTPUT_ACCU("Playback Volume", 0, db_scale_2bit_16db_max),
865
866WSS_DOUBLE("Synth Playback Switch", 1,
867		CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 7, 7, 1, 1),
868WSS_DOUBLE("Synth Capture Switch", 1,
869		CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 6, 6, 1, 1),
870WSS_DOUBLE_TLV("Synth Volume", 1,
871		CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 0, 0, 31, 1,
872		db_scale_5bit_12db_max),
873
874CS4236_DOUBLE_TLV("Capture Volume", 0,
875		  CS4236_LEFT_MIX_CTRL, CS4236_RIGHT_MIX_CTRL, 5, 5, 3, 1,
876		  db_scale_2bit),
877
878WSS_DOUBLE("PCM Playback Switch", 0,
879		CS4231_LEFT_OUTPUT, CS4231_RIGHT_OUTPUT, 7, 7, 1, 1),
880WSS_DOUBLE("PCM Capture Switch", 0,
881		CS4236_DAC_MUTE, CS4236_DAC_MUTE, 7, 6, 1, 1),
882WSS_DOUBLE_TLV("PCM Volume", 0,
883		CS4231_LEFT_OUTPUT, CS4231_RIGHT_OUTPUT, 0, 0, 63, 1,
884		db_scale_6bit),
885
886CS4236_DOUBLE("DSP Switch", 0, CS4236_LEFT_DSP, CS4236_RIGHT_DSP, 7, 7, 1, 1),
887
888CS4236_DOUBLE("FM Switch", 0, CS4236_LEFT_FM, CS4236_RIGHT_FM, 7, 7, 1, 1),
889
890CS4236_DOUBLE("Wavetable Switch", 0,
891		CS4236_LEFT_WAVE, CS4236_RIGHT_WAVE, 7, 7, 1, 1),
892
893CS4236_DOUBLE("Mic Capture Switch", 0,
894		CS4236_LEFT_MIC, CS4236_RIGHT_MIC, 7, 7, 1, 1),
895CS4236_DOUBLE("Mic Playback Switch", 0,
896		CS4236_LEFT_MIC, CS4236_RIGHT_MIC, 6, 6, 1, 1),
897CS4236_SINGLE_TLV("Mic Volume", 0, CS4236_LEFT_MIC, 0, 31, 1,
898		  db_scale_5bit_22db_max),
899CS4236_SINGLE("Mic Boost (+20dB)", 0, CS4236_LEFT_MIC, 5, 1, 0),
900
901WSS_DOUBLE("Line Playback Switch", 0,
902		CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 7, 7, 1, 1),
903WSS_DOUBLE("Line Capture Switch", 0,
904		CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 6, 6, 1, 1),
905WSS_DOUBLE_TLV("Line Volume", 0,
906		CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 0, 0, 31, 1,
907		db_scale_5bit_12db_max),
908
909WSS_DOUBLE("CD Playback Switch", 1,
910		CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 7, 7, 1, 1),
911WSS_DOUBLE("CD Capture Switch", 1,
912		CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 6, 6, 1, 1),
913WSS_DOUBLE_TLV("CD Volume", 1,
914		CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 0, 0, 31, 1,
915		db_scale_5bit_12db_max),
916
917CS4236_DOUBLE1("Beep Playback Switch", 0,
918		CS4231_MONO_CTRL, CS4236_LEFT_MIX_CTRL, 7, 7, 1, 1),
919WSS_SINGLE("Beep Playback Volume", 0, CS4231_MONO_CTRL, 0, 15, 1),
920
921WSS_DOUBLE("Analog Loopback Switch", 0,
922		CS4231_LEFT_INPUT, CS4231_RIGHT_INPUT, 7, 7, 1, 0),
923};
924
925#define CS4236_IEC958_ENABLE(xname, xindex) \
926{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
927  .info = snd_cs4236_info_single, \
928  .get = snd_cs4236_get_iec958_switch, .put = snd_cs4236_put_iec958_switch, \
929  .private_value = 1 << 16 }
930
931static int snd_cs4236_get_iec958_switch(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
932{
933	struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
934	unsigned long flags;
935
936	spin_lock_irqsave(&chip->reg_lock, flags);
937	ucontrol->value.integer.value[0] = chip->image[CS4231_ALT_FEATURE_1] & 0x02 ? 1 : 0;
938#if 0
939	printk(KERN_DEBUG "get valid: ALT = 0x%x, C3 = 0x%x, C4 = 0x%x, "
940	       "C5 = 0x%x, C6 = 0x%x, C8 = 0x%x\n",
941			snd_wss_in(chip, CS4231_ALT_FEATURE_1),
942			snd_cs4236_ctrl_in(chip, 3),
943			snd_cs4236_ctrl_in(chip, 4),
944			snd_cs4236_ctrl_in(chip, 5),
945			snd_cs4236_ctrl_in(chip, 6),
946			snd_cs4236_ctrl_in(chip, 8));
947#endif
948	spin_unlock_irqrestore(&chip->reg_lock, flags);
949	return 0;
950}
951
952static int snd_cs4236_put_iec958_switch(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
953{
954	struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
955	unsigned long flags;
956	int change;
957	unsigned short enable, val;
958
959	enable = ucontrol->value.integer.value[0] & 1;
960
961	mutex_lock(&chip->mce_mutex);
962	snd_wss_mce_up(chip);
963	spin_lock_irqsave(&chip->reg_lock, flags);
964	val = (chip->image[CS4231_ALT_FEATURE_1] & ~0x0e) | (0<<2) | (enable << 1);
965	change = val != chip->image[CS4231_ALT_FEATURE_1];
966	snd_wss_out(chip, CS4231_ALT_FEATURE_1, val);
967	val = snd_cs4236_ctrl_in(chip, 4) | 0xc0;
968	snd_cs4236_ctrl_out(chip, 4, val);
969	udelay(100);
970	val &= ~0x40;
971	snd_cs4236_ctrl_out(chip, 4, val);
972	spin_unlock_irqrestore(&chip->reg_lock, flags);
973	snd_wss_mce_down(chip);
974	mutex_unlock(&chip->mce_mutex);
975
976#if 0
977	printk(KERN_DEBUG "set valid: ALT = 0x%x, C3 = 0x%x, C4 = 0x%x, "
978	       "C5 = 0x%x, C6 = 0x%x, C8 = 0x%x\n",
979			snd_wss_in(chip, CS4231_ALT_FEATURE_1),
980			snd_cs4236_ctrl_in(chip, 3),
981			snd_cs4236_ctrl_in(chip, 4),
982			snd_cs4236_ctrl_in(chip, 5),
983			snd_cs4236_ctrl_in(chip, 6),
984			snd_cs4236_ctrl_in(chip, 8));
985#endif
986	return change;
987}
988
989static const struct snd_kcontrol_new snd_cs4236_iec958_controls[] = {
990CS4236_IEC958_ENABLE("IEC958 Output Enable", 0),
991CS4236_SINGLEC("IEC958 Output Validity", 0, 4, 4, 1, 0),
992CS4236_SINGLEC("IEC958 Output User", 0, 4, 5, 1, 0),
993CS4236_SINGLEC("IEC958 Output CSBR", 0, 4, 6, 1, 0),
994CS4236_SINGLEC("IEC958 Output Channel Status Low", 0, 5, 1, 127, 0),
995CS4236_SINGLEC("IEC958 Output Channel Status High", 0, 6, 0, 255, 0)
996};
997
998static const struct snd_kcontrol_new snd_cs4236_3d_controls_cs4235[] = {
999CS4236_SINGLEC("3D Control - Switch", 0, 3, 4, 1, 0),
1000CS4236_SINGLEC("3D Control - Space", 0, 2, 4, 15, 1)
1001};
1002
1003static const struct snd_kcontrol_new snd_cs4236_3d_controls_cs4237[] = {
1004CS4236_SINGLEC("3D Control - Switch", 0, 3, 7, 1, 0),
1005CS4236_SINGLEC("3D Control - Space", 0, 2, 4, 15, 1),
1006CS4236_SINGLEC("3D Control - Center", 0, 2, 0, 15, 1),
1007CS4236_SINGLEC("3D Control - Mono", 0, 3, 6, 1, 0),
1008CS4236_SINGLEC("3D Control - IEC958", 0, 3, 5, 1, 0)
1009};
1010
1011static const struct snd_kcontrol_new snd_cs4236_3d_controls_cs4238[] = {
1012CS4236_SINGLEC("3D Control - Switch", 0, 3, 4, 1, 0),
1013CS4236_SINGLEC("3D Control - Space", 0, 2, 4, 15, 1),
1014CS4236_SINGLEC("3D Control - Volume", 0, 2, 0, 15, 1),
1015CS4236_SINGLEC("3D Control - IEC958", 0, 3, 5, 1, 0)
1016};
1017
1018int snd_cs4236_mixer(struct snd_wss *chip)
1019{
1020	struct snd_card *card;
1021	unsigned int idx, count;
1022	int err;
1023	const struct snd_kcontrol_new *kcontrol;
1024
1025	if (snd_BUG_ON(!chip || !chip->card))
1026		return -EINVAL;
1027	card = chip->card;
1028	strcpy(card->mixername, snd_wss_chip_id(chip));
1029
1030	if (chip->hardware == WSS_HW_CS4235 ||
1031	    chip->hardware == WSS_HW_CS4239) {
1032		for (idx = 0; idx < ARRAY_SIZE(snd_cs4235_controls); idx++) {
1033			if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_cs4235_controls[idx], chip))) < 0)
1034				return err;
1035		}
1036	} else {
1037		for (idx = 0; idx < ARRAY_SIZE(snd_cs4236_controls); idx++) {
1038			if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_cs4236_controls[idx], chip))) < 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		if ((err = snd_ctl_add(card, snd_ctl_new1(kcontrol, chip))) < 0)
1062			return err;
1063	}
1064	if (chip->hardware == WSS_HW_CS4237B ||
1065	    chip->hardware == WSS_HW_CS4238B) {
1066		for (idx = 0; idx < ARRAY_SIZE(snd_cs4236_iec958_controls); idx++) {
1067			if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_cs4236_iec958_controls[idx], chip))) < 0)
1068				return err;
1069		}
1070	}
1071	return 0;
1072}
1073