xref: /kernel/linux/linux-5.10/sound/isa/sb/sb_mixer.c (revision 8c2ecf20)
1// SPDX-License-Identifier: GPL-2.0-or-later
2/*
3 *  Copyright (c) by Jaroslav Kysela <perex@perex.cz>
4 *  Routines for Sound Blaster mixer control
5 */
6
7#include <linux/io.h>
8#include <linux/delay.h>
9#include <linux/time.h>
10#include <sound/core.h>
11#include <sound/sb.h>
12#include <sound/control.h>
13
14#undef IO_DEBUG
15
16void snd_sbmixer_write(struct snd_sb *chip, unsigned char reg, unsigned char data)
17{
18	outb(reg, SBP(chip, MIXER_ADDR));
19	udelay(10);
20	outb(data, SBP(chip, MIXER_DATA));
21	udelay(10);
22#ifdef IO_DEBUG
23	snd_printk(KERN_DEBUG "mixer_write 0x%x 0x%x\n", reg, data);
24#endif
25}
26
27unsigned char snd_sbmixer_read(struct snd_sb *chip, unsigned char reg)
28{
29	unsigned char result;
30
31	outb(reg, SBP(chip, MIXER_ADDR));
32	udelay(10);
33	result = inb(SBP(chip, MIXER_DATA));
34	udelay(10);
35#ifdef IO_DEBUG
36	snd_printk(KERN_DEBUG "mixer_read 0x%x 0x%x\n", reg, result);
37#endif
38	return result;
39}
40
41/*
42 * Single channel mixer element
43 */
44
45static int snd_sbmixer_info_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
46{
47	int mask = (kcontrol->private_value >> 24) & 0xff;
48
49	uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER;
50	uinfo->count = 1;
51	uinfo->value.integer.min = 0;
52	uinfo->value.integer.max = mask;
53	return 0;
54}
55
56static int snd_sbmixer_get_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
57{
58	struct snd_sb *sb = snd_kcontrol_chip(kcontrol);
59	unsigned long flags;
60	int reg = kcontrol->private_value & 0xff;
61	int shift = (kcontrol->private_value >> 16) & 0xff;
62	int mask = (kcontrol->private_value >> 24) & 0xff;
63	unsigned char val;
64
65	spin_lock_irqsave(&sb->mixer_lock, flags);
66	val = (snd_sbmixer_read(sb, reg) >> shift) & mask;
67	spin_unlock_irqrestore(&sb->mixer_lock, flags);
68	ucontrol->value.integer.value[0] = val;
69	return 0;
70}
71
72static int snd_sbmixer_put_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
73{
74	struct snd_sb *sb = snd_kcontrol_chip(kcontrol);
75	unsigned long flags;
76	int reg = kcontrol->private_value & 0xff;
77	int shift = (kcontrol->private_value >> 16) & 0x07;
78	int mask = (kcontrol->private_value >> 24) & 0xff;
79	int change;
80	unsigned char val, oval;
81
82	val = (ucontrol->value.integer.value[0] & mask) << shift;
83	spin_lock_irqsave(&sb->mixer_lock, flags);
84	oval = snd_sbmixer_read(sb, reg);
85	val = (oval & ~(mask << shift)) | val;
86	change = val != oval;
87	if (change)
88		snd_sbmixer_write(sb, reg, val);
89	spin_unlock_irqrestore(&sb->mixer_lock, flags);
90	return change;
91}
92
93/*
94 * Double channel mixer element
95 */
96
97static int snd_sbmixer_info_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
98{
99	int mask = (kcontrol->private_value >> 24) & 0xff;
100
101	uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER;
102	uinfo->count = 2;
103	uinfo->value.integer.min = 0;
104	uinfo->value.integer.max = mask;
105	return 0;
106}
107
108static int snd_sbmixer_get_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
109{
110	struct snd_sb *sb = snd_kcontrol_chip(kcontrol);
111	unsigned long flags;
112	int left_reg = kcontrol->private_value & 0xff;
113	int right_reg = (kcontrol->private_value >> 8) & 0xff;
114	int left_shift = (kcontrol->private_value >> 16) & 0x07;
115	int right_shift = (kcontrol->private_value >> 19) & 0x07;
116	int mask = (kcontrol->private_value >> 24) & 0xff;
117	unsigned char left, right;
118
119	spin_lock_irqsave(&sb->mixer_lock, flags);
120	left = (snd_sbmixer_read(sb, left_reg) >> left_shift) & mask;
121	right = (snd_sbmixer_read(sb, right_reg) >> right_shift) & mask;
122	spin_unlock_irqrestore(&sb->mixer_lock, flags);
123	ucontrol->value.integer.value[0] = left;
124	ucontrol->value.integer.value[1] = right;
125	return 0;
126}
127
128static int snd_sbmixer_put_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
129{
130	struct snd_sb *sb = snd_kcontrol_chip(kcontrol);
131	unsigned long flags;
132	int left_reg = kcontrol->private_value & 0xff;
133	int right_reg = (kcontrol->private_value >> 8) & 0xff;
134	int left_shift = (kcontrol->private_value >> 16) & 0x07;
135	int right_shift = (kcontrol->private_value >> 19) & 0x07;
136	int mask = (kcontrol->private_value >> 24) & 0xff;
137	int change;
138	unsigned char left, right, oleft, oright;
139
140	left = (ucontrol->value.integer.value[0] & mask) << left_shift;
141	right = (ucontrol->value.integer.value[1] & mask) << right_shift;
142	spin_lock_irqsave(&sb->mixer_lock, flags);
143	if (left_reg == right_reg) {
144		oleft = snd_sbmixer_read(sb, left_reg);
145		left = (oleft & ~((mask << left_shift) | (mask << right_shift))) | left | right;
146		change = left != oleft;
147		if (change)
148			snd_sbmixer_write(sb, left_reg, left);
149	} else {
150		oleft = snd_sbmixer_read(sb, left_reg);
151		oright = snd_sbmixer_read(sb, right_reg);
152		left = (oleft & ~(mask << left_shift)) | left;
153		right = (oright & ~(mask << right_shift)) | right;
154		change = left != oleft || right != oright;
155		if (change) {
156			snd_sbmixer_write(sb, left_reg, left);
157			snd_sbmixer_write(sb, right_reg, right);
158		}
159	}
160	spin_unlock_irqrestore(&sb->mixer_lock, flags);
161	return change;
162}
163
164/*
165 * DT-019x / ALS-007 capture/input switch
166 */
167
168static int snd_dt019x_input_sw_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
169{
170	static const char * const texts[5] = {
171		"CD", "Mic", "Line", "Synth", "Master"
172	};
173
174	return snd_ctl_enum_info(uinfo, 1, 5, texts);
175}
176
177static int snd_dt019x_input_sw_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
178{
179	struct snd_sb *sb = snd_kcontrol_chip(kcontrol);
180	unsigned long flags;
181	unsigned char oval;
182
183	spin_lock_irqsave(&sb->mixer_lock, flags);
184	oval = snd_sbmixer_read(sb, SB_DT019X_CAPTURE_SW);
185	spin_unlock_irqrestore(&sb->mixer_lock, flags);
186	switch (oval & 0x07) {
187	case SB_DT019X_CAP_CD:
188		ucontrol->value.enumerated.item[0] = 0;
189		break;
190	case SB_DT019X_CAP_MIC:
191		ucontrol->value.enumerated.item[0] = 1;
192		break;
193	case SB_DT019X_CAP_LINE:
194		ucontrol->value.enumerated.item[0] = 2;
195		break;
196	case SB_DT019X_CAP_MAIN:
197		ucontrol->value.enumerated.item[0] = 4;
198		break;
199	/* To record the synth on these cards you must record the main.   */
200	/* Thus SB_DT019X_CAP_SYNTH == SB_DT019X_CAP_MAIN and would cause */
201	/* duplicate case labels if left uncommented. */
202	/* case SB_DT019X_CAP_SYNTH:
203	 *	ucontrol->value.enumerated.item[0] = 3;
204	 *	break;
205	 */
206	default:
207		ucontrol->value.enumerated.item[0] = 4;
208		break;
209	}
210	return 0;
211}
212
213static int snd_dt019x_input_sw_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
214{
215	struct snd_sb *sb = snd_kcontrol_chip(kcontrol);
216	unsigned long flags;
217	int change;
218	unsigned char nval, oval;
219
220	if (ucontrol->value.enumerated.item[0] > 4)
221		return -EINVAL;
222	switch (ucontrol->value.enumerated.item[0]) {
223	case 0:
224		nval = SB_DT019X_CAP_CD;
225		break;
226	case 1:
227		nval = SB_DT019X_CAP_MIC;
228		break;
229	case 2:
230		nval = SB_DT019X_CAP_LINE;
231		break;
232	case 3:
233		nval = SB_DT019X_CAP_SYNTH;
234		break;
235	case 4:
236		nval = SB_DT019X_CAP_MAIN;
237		break;
238	default:
239		nval = SB_DT019X_CAP_MAIN;
240	}
241	spin_lock_irqsave(&sb->mixer_lock, flags);
242	oval = snd_sbmixer_read(sb, SB_DT019X_CAPTURE_SW);
243	change = nval != oval;
244	if (change)
245		snd_sbmixer_write(sb, SB_DT019X_CAPTURE_SW, nval);
246	spin_unlock_irqrestore(&sb->mixer_lock, flags);
247	return change;
248}
249
250/*
251 * ALS4000 mono recording control switch
252 */
253
254static int snd_als4k_mono_capture_route_info(struct snd_kcontrol *kcontrol,
255					     struct snd_ctl_elem_info *uinfo)
256{
257	static const char * const texts[3] = {
258		"L chan only", "R chan only", "L ch/2 + R ch/2"
259	};
260
261	return snd_ctl_enum_info(uinfo, 1, 3, texts);
262}
263
264static int snd_als4k_mono_capture_route_get(struct snd_kcontrol *kcontrol,
265				struct snd_ctl_elem_value *ucontrol)
266{
267	struct snd_sb *sb = snd_kcontrol_chip(kcontrol);
268	unsigned long flags;
269	unsigned char oval;
270
271	spin_lock_irqsave(&sb->mixer_lock, flags);
272	oval = snd_sbmixer_read(sb, SB_ALS4000_MONO_IO_CTRL);
273	spin_unlock_irqrestore(&sb->mixer_lock, flags);
274	oval >>= 6;
275	if (oval > 2)
276		oval = 2;
277
278	ucontrol->value.enumerated.item[0] = oval;
279	return 0;
280}
281
282static int snd_als4k_mono_capture_route_put(struct snd_kcontrol *kcontrol,
283				struct snd_ctl_elem_value *ucontrol)
284{
285	struct snd_sb *sb = snd_kcontrol_chip(kcontrol);
286	unsigned long flags;
287	int change;
288	unsigned char nval, oval;
289
290	if (ucontrol->value.enumerated.item[0] > 2)
291		return -EINVAL;
292	spin_lock_irqsave(&sb->mixer_lock, flags);
293	oval = snd_sbmixer_read(sb, SB_ALS4000_MONO_IO_CTRL);
294
295	nval = (oval & ~(3 << 6))
296	     | (ucontrol->value.enumerated.item[0] << 6);
297	change = nval != oval;
298	if (change)
299		snd_sbmixer_write(sb, SB_ALS4000_MONO_IO_CTRL, nval);
300	spin_unlock_irqrestore(&sb->mixer_lock, flags);
301	return change;
302}
303
304/*
305 * SBPRO input multiplexer
306 */
307
308static int snd_sb8mixer_info_mux(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
309{
310	static const char * const texts[3] = {
311		"Mic", "CD", "Line"
312	};
313
314	return snd_ctl_enum_info(uinfo, 1, 3, texts);
315}
316
317
318static int snd_sb8mixer_get_mux(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
319{
320	struct snd_sb *sb = snd_kcontrol_chip(kcontrol);
321	unsigned long flags;
322	unsigned char oval;
323
324	spin_lock_irqsave(&sb->mixer_lock, flags);
325	oval = snd_sbmixer_read(sb, SB_DSP_CAPTURE_SOURCE);
326	spin_unlock_irqrestore(&sb->mixer_lock, flags);
327	switch ((oval >> 0x01) & 0x03) {
328	case SB_DSP_MIXS_CD:
329		ucontrol->value.enumerated.item[0] = 1;
330		break;
331	case SB_DSP_MIXS_LINE:
332		ucontrol->value.enumerated.item[0] = 2;
333		break;
334	default:
335		ucontrol->value.enumerated.item[0] = 0;
336		break;
337	}
338	return 0;
339}
340
341static int snd_sb8mixer_put_mux(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
342{
343	struct snd_sb *sb = snd_kcontrol_chip(kcontrol);
344	unsigned long flags;
345	int change;
346	unsigned char nval, oval;
347
348	if (ucontrol->value.enumerated.item[0] > 2)
349		return -EINVAL;
350	switch (ucontrol->value.enumerated.item[0]) {
351	case 1:
352		nval = SB_DSP_MIXS_CD;
353		break;
354	case 2:
355		nval = SB_DSP_MIXS_LINE;
356		break;
357	default:
358		nval = SB_DSP_MIXS_MIC;
359	}
360	nval <<= 1;
361	spin_lock_irqsave(&sb->mixer_lock, flags);
362	oval = snd_sbmixer_read(sb, SB_DSP_CAPTURE_SOURCE);
363	nval |= oval & ~0x06;
364	change = nval != oval;
365	if (change)
366		snd_sbmixer_write(sb, SB_DSP_CAPTURE_SOURCE, nval);
367	spin_unlock_irqrestore(&sb->mixer_lock, flags);
368	return change;
369}
370
371/*
372 * SB16 input switch
373 */
374
375static int snd_sb16mixer_info_input_sw(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
376{
377	uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
378	uinfo->count = 4;
379	uinfo->value.integer.min = 0;
380	uinfo->value.integer.max = 1;
381	return 0;
382}
383
384static int snd_sb16mixer_get_input_sw(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
385{
386	struct snd_sb *sb = snd_kcontrol_chip(kcontrol);
387	unsigned long flags;
388	int reg1 = kcontrol->private_value & 0xff;
389	int reg2 = (kcontrol->private_value >> 8) & 0xff;
390	int left_shift = (kcontrol->private_value >> 16) & 0x0f;
391	int right_shift = (kcontrol->private_value >> 24) & 0x0f;
392	unsigned char val1, val2;
393
394	spin_lock_irqsave(&sb->mixer_lock, flags);
395	val1 = snd_sbmixer_read(sb, reg1);
396	val2 = snd_sbmixer_read(sb, reg2);
397	spin_unlock_irqrestore(&sb->mixer_lock, flags);
398	ucontrol->value.integer.value[0] = (val1 >> left_shift) & 0x01;
399	ucontrol->value.integer.value[1] = (val2 >> left_shift) & 0x01;
400	ucontrol->value.integer.value[2] = (val1 >> right_shift) & 0x01;
401	ucontrol->value.integer.value[3] = (val2 >> right_shift) & 0x01;
402	return 0;
403}
404
405static int snd_sb16mixer_put_input_sw(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
406{
407	struct snd_sb *sb = snd_kcontrol_chip(kcontrol);
408	unsigned long flags;
409	int reg1 = kcontrol->private_value & 0xff;
410	int reg2 = (kcontrol->private_value >> 8) & 0xff;
411	int left_shift = (kcontrol->private_value >> 16) & 0x0f;
412	int right_shift = (kcontrol->private_value >> 24) & 0x0f;
413	int change;
414	unsigned char val1, val2, oval1, oval2;
415
416	spin_lock_irqsave(&sb->mixer_lock, flags);
417	oval1 = snd_sbmixer_read(sb, reg1);
418	oval2 = snd_sbmixer_read(sb, reg2);
419	val1 = oval1 & ~((1 << left_shift) | (1 << right_shift));
420	val2 = oval2 & ~((1 << left_shift) | (1 << right_shift));
421	val1 |= (ucontrol->value.integer.value[0] & 1) << left_shift;
422	val2 |= (ucontrol->value.integer.value[1] & 1) << left_shift;
423	val1 |= (ucontrol->value.integer.value[2] & 1) << right_shift;
424	val2 |= (ucontrol->value.integer.value[3] & 1) << right_shift;
425	change = val1 != oval1 || val2 != oval2;
426	if (change) {
427		snd_sbmixer_write(sb, reg1, val1);
428		snd_sbmixer_write(sb, reg2, val2);
429	}
430	spin_unlock_irqrestore(&sb->mixer_lock, flags);
431	return change;
432}
433
434
435/*
436 */
437/*
438 */
439int snd_sbmixer_add_ctl(struct snd_sb *chip, const char *name, int index, int type, unsigned long value)
440{
441	static const struct snd_kcontrol_new newctls[] = {
442		[SB_MIX_SINGLE] = {
443			.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
444			.info = snd_sbmixer_info_single,
445			.get = snd_sbmixer_get_single,
446			.put = snd_sbmixer_put_single,
447		},
448		[SB_MIX_DOUBLE] = {
449			.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
450			.info = snd_sbmixer_info_double,
451			.get = snd_sbmixer_get_double,
452			.put = snd_sbmixer_put_double,
453		},
454		[SB_MIX_INPUT_SW] = {
455			.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
456			.info = snd_sb16mixer_info_input_sw,
457			.get = snd_sb16mixer_get_input_sw,
458			.put = snd_sb16mixer_put_input_sw,
459		},
460		[SB_MIX_CAPTURE_PRO] = {
461			.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
462			.info = snd_sb8mixer_info_mux,
463			.get = snd_sb8mixer_get_mux,
464			.put = snd_sb8mixer_put_mux,
465		},
466		[SB_MIX_CAPTURE_DT019X] = {
467			.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
468			.info = snd_dt019x_input_sw_info,
469			.get = snd_dt019x_input_sw_get,
470			.put = snd_dt019x_input_sw_put,
471		},
472		[SB_MIX_MONO_CAPTURE_ALS4K] = {
473			.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
474			.info = snd_als4k_mono_capture_route_info,
475			.get = snd_als4k_mono_capture_route_get,
476			.put = snd_als4k_mono_capture_route_put,
477		},
478	};
479	struct snd_kcontrol *ctl;
480	int err;
481
482	ctl = snd_ctl_new1(&newctls[type], chip);
483	if (! ctl)
484		return -ENOMEM;
485	strlcpy(ctl->id.name, name, sizeof(ctl->id.name));
486	ctl->id.index = index;
487	ctl->private_value = value;
488	if ((err = snd_ctl_add(chip->card, ctl)) < 0)
489		return err;
490	return 0;
491}
492
493/*
494 * SB 2.0 specific mixer elements
495 */
496
497static const struct sbmix_elem snd_sb20_controls[] = {
498	SB_SINGLE("Master Playback Volume", SB_DSP20_MASTER_DEV, 1, 7),
499	SB_SINGLE("PCM Playback Volume", SB_DSP20_PCM_DEV, 1, 3),
500	SB_SINGLE("Synth Playback Volume", SB_DSP20_FM_DEV, 1, 7),
501	SB_SINGLE("CD Playback Volume", SB_DSP20_CD_DEV, 1, 7)
502};
503
504static const unsigned char snd_sb20_init_values[][2] = {
505	{ SB_DSP20_MASTER_DEV, 0 },
506	{ SB_DSP20_FM_DEV, 0 },
507};
508
509/*
510 * SB Pro specific mixer elements
511 */
512static const struct sbmix_elem snd_sbpro_controls[] = {
513	SB_DOUBLE("Master Playback Volume",
514		  SB_DSP_MASTER_DEV, SB_DSP_MASTER_DEV, 5, 1, 7),
515	SB_DOUBLE("PCM Playback Volume",
516		  SB_DSP_PCM_DEV, SB_DSP_PCM_DEV, 5, 1, 7),
517	SB_SINGLE("PCM Playback Filter", SB_DSP_PLAYBACK_FILT, 5, 1),
518	SB_DOUBLE("Synth Playback Volume",
519		  SB_DSP_FM_DEV, SB_DSP_FM_DEV, 5, 1, 7),
520	SB_DOUBLE("CD Playback Volume", SB_DSP_CD_DEV, SB_DSP_CD_DEV, 5, 1, 7),
521	SB_DOUBLE("Line Playback Volume",
522		  SB_DSP_LINE_DEV, SB_DSP_LINE_DEV, 5, 1, 7),
523	SB_SINGLE("Mic Playback Volume", SB_DSP_MIC_DEV, 1, 3),
524	{
525		.name = "Capture Source",
526		.type = SB_MIX_CAPTURE_PRO
527	},
528	SB_SINGLE("Capture Filter", SB_DSP_CAPTURE_FILT, 5, 1),
529	SB_SINGLE("Capture Low-Pass Filter", SB_DSP_CAPTURE_FILT, 3, 1)
530};
531
532static const unsigned char snd_sbpro_init_values[][2] = {
533	{ SB_DSP_MASTER_DEV, 0 },
534	{ SB_DSP_PCM_DEV, 0 },
535	{ SB_DSP_FM_DEV, 0 },
536};
537
538/*
539 * SB16 specific mixer elements
540 */
541static const struct sbmix_elem snd_sb16_controls[] = {
542	SB_DOUBLE("Master Playback Volume",
543		  SB_DSP4_MASTER_DEV, (SB_DSP4_MASTER_DEV + 1), 3, 3, 31),
544	SB_DOUBLE("PCM Playback Volume",
545		  SB_DSP4_PCM_DEV, (SB_DSP4_PCM_DEV + 1), 3, 3, 31),
546	SB16_INPUT_SW("Synth Capture Route",
547		      SB_DSP4_INPUT_LEFT, SB_DSP4_INPUT_RIGHT, 6, 5),
548	SB_DOUBLE("Synth Playback Volume",
549		  SB_DSP4_SYNTH_DEV, (SB_DSP4_SYNTH_DEV + 1), 3, 3, 31),
550	SB16_INPUT_SW("CD Capture Route",
551		      SB_DSP4_INPUT_LEFT, SB_DSP4_INPUT_RIGHT, 2, 1),
552	SB_DOUBLE("CD Playback Switch",
553		  SB_DSP4_OUTPUT_SW, SB_DSP4_OUTPUT_SW, 2, 1, 1),
554	SB_DOUBLE("CD Playback Volume",
555		  SB_DSP4_CD_DEV, (SB_DSP4_CD_DEV + 1), 3, 3, 31),
556	SB16_INPUT_SW("Mic Capture Route",
557		      SB_DSP4_INPUT_LEFT, SB_DSP4_INPUT_RIGHT, 0, 0),
558	SB_SINGLE("Mic Playback Switch", SB_DSP4_OUTPUT_SW, 0, 1),
559	SB_SINGLE("Mic Playback Volume", SB_DSP4_MIC_DEV, 3, 31),
560	SB_SINGLE("Beep Volume", SB_DSP4_SPEAKER_DEV, 6, 3),
561	SB_DOUBLE("Capture Volume",
562		  SB_DSP4_IGAIN_DEV, (SB_DSP4_IGAIN_DEV + 1), 6, 6, 3),
563	SB_DOUBLE("Playback Volume",
564		  SB_DSP4_OGAIN_DEV, (SB_DSP4_OGAIN_DEV + 1), 6, 6, 3),
565	SB16_INPUT_SW("Line Capture Route",
566		      SB_DSP4_INPUT_LEFT, SB_DSP4_INPUT_RIGHT, 4, 3),
567	SB_DOUBLE("Line Playback Switch",
568		  SB_DSP4_OUTPUT_SW, SB_DSP4_OUTPUT_SW, 4, 3, 1),
569	SB_DOUBLE("Line Playback Volume",
570		  SB_DSP4_LINE_DEV, (SB_DSP4_LINE_DEV + 1), 3, 3, 31),
571	SB_SINGLE("Mic Auto Gain", SB_DSP4_MIC_AGC, 0, 1),
572	SB_SINGLE("3D Enhancement Switch", SB_DSP4_3DSE, 0, 1),
573	SB_DOUBLE("Tone Control - Bass",
574		  SB_DSP4_BASS_DEV, (SB_DSP4_BASS_DEV + 1), 4, 4, 15),
575	SB_DOUBLE("Tone Control - Treble",
576		  SB_DSP4_TREBLE_DEV, (SB_DSP4_TREBLE_DEV + 1), 4, 4, 15)
577};
578
579static const unsigned char snd_sb16_init_values[][2] = {
580	{ SB_DSP4_MASTER_DEV + 0, 0 },
581	{ SB_DSP4_MASTER_DEV + 1, 0 },
582	{ SB_DSP4_PCM_DEV + 0, 0 },
583	{ SB_DSP4_PCM_DEV + 1, 0 },
584	{ SB_DSP4_SYNTH_DEV + 0, 0 },
585	{ SB_DSP4_SYNTH_DEV + 1, 0 },
586	{ SB_DSP4_INPUT_LEFT, 0 },
587	{ SB_DSP4_INPUT_RIGHT, 0 },
588	{ SB_DSP4_OUTPUT_SW, 0 },
589	{ SB_DSP4_SPEAKER_DEV, 0 },
590};
591
592/*
593 * DT019x specific mixer elements
594 */
595static const struct sbmix_elem snd_dt019x_controls[] = {
596	/* ALS4000 below has some parts which we might be lacking,
597	 * e.g. snd_als4000_ctl_mono_playback_switch - check it! */
598	SB_DOUBLE("Master Playback Volume",
599		  SB_DT019X_MASTER_DEV, SB_DT019X_MASTER_DEV, 4, 0, 15),
600	SB_DOUBLE("PCM Playback Switch",
601		  SB_DT019X_OUTPUT_SW2, SB_DT019X_OUTPUT_SW2, 2, 1, 1),
602	SB_DOUBLE("PCM Playback Volume",
603		  SB_DT019X_PCM_DEV, SB_DT019X_PCM_DEV, 4, 0, 15),
604	SB_DOUBLE("Synth Playback Switch",
605		  SB_DT019X_OUTPUT_SW2, SB_DT019X_OUTPUT_SW2, 4, 3, 1),
606	SB_DOUBLE("Synth Playback Volume",
607		  SB_DT019X_SYNTH_DEV, SB_DT019X_SYNTH_DEV, 4, 0, 15),
608	SB_DOUBLE("CD Playback Switch",
609		  SB_DSP4_OUTPUT_SW, SB_DSP4_OUTPUT_SW, 2, 1, 1),
610	SB_DOUBLE("CD Playback Volume",
611		  SB_DT019X_CD_DEV, SB_DT019X_CD_DEV, 4, 0, 15),
612	SB_SINGLE("Mic Playback Switch", SB_DSP4_OUTPUT_SW, 0, 1),
613	SB_SINGLE("Mic Playback Volume", SB_DT019X_MIC_DEV, 4, 7),
614	SB_SINGLE("Beep Volume", SB_DT019X_SPKR_DEV, 0,  7),
615	SB_DOUBLE("Line Playback Switch",
616		  SB_DSP4_OUTPUT_SW, SB_DSP4_OUTPUT_SW, 4, 3, 1),
617	SB_DOUBLE("Line Playback Volume",
618		  SB_DT019X_LINE_DEV, SB_DT019X_LINE_DEV, 4, 0, 15),
619	{
620		.name = "Capture Source",
621		.type = SB_MIX_CAPTURE_DT019X
622	}
623};
624
625static const unsigned char snd_dt019x_init_values[][2] = {
626        { SB_DT019X_MASTER_DEV, 0 },
627        { SB_DT019X_PCM_DEV, 0 },
628        { SB_DT019X_SYNTH_DEV, 0 },
629        { SB_DT019X_CD_DEV, 0 },
630        { SB_DT019X_MIC_DEV, 0 },	/* Includes PC-speaker in high nibble */
631        { SB_DT019X_LINE_DEV, 0 },
632        { SB_DSP4_OUTPUT_SW, 0 },
633        { SB_DT019X_OUTPUT_SW2, 0 },
634        { SB_DT019X_CAPTURE_SW, 0x06 },
635};
636
637/*
638 * ALS4000 specific mixer elements
639 */
640static const struct sbmix_elem snd_als4000_controls[] = {
641	SB_DOUBLE("PCM Playback Switch",
642		  SB_DT019X_OUTPUT_SW2, SB_DT019X_OUTPUT_SW2, 2, 1, 1),
643	SB_DOUBLE("Synth Playback Switch",
644		  SB_DT019X_OUTPUT_SW2, SB_DT019X_OUTPUT_SW2, 4, 3, 1),
645	SB_SINGLE("Mic Boost (+20dB)", SB_ALS4000_MIC_IN_GAIN, 0, 0x03),
646	SB_SINGLE("Master Mono Playback Switch", SB_ALS4000_MONO_IO_CTRL, 5, 1),
647	{
648		.name = "Master Mono Capture Route",
649		.type = SB_MIX_MONO_CAPTURE_ALS4K
650	},
651	SB_SINGLE("Mono Playback Switch", SB_DT019X_OUTPUT_SW2, 0, 1),
652	SB_SINGLE("Analog Loopback Switch", SB_ALS4000_MIC_IN_GAIN, 7, 0x01),
653	SB_SINGLE("3D Control - Switch", SB_ALS4000_3D_SND_FX, 6, 0x01),
654	SB_SINGLE("Digital Loopback Switch",
655		  SB_ALS4000_CR3_CONFIGURATION, 7, 0x01),
656	/* FIXME: functionality of 3D controls might be swapped, I didn't find
657	 * a description of how to identify what is supposed to be what */
658	SB_SINGLE("3D Control - Level", SB_ALS4000_3D_SND_FX, 0, 0x07),
659	/* FIXME: maybe there's actually some standard 3D ctrl name for it?? */
660	SB_SINGLE("3D Control - Freq", SB_ALS4000_3D_SND_FX, 4, 0x03),
661	/* FIXME: ALS4000a.pdf mentions BBD (Bucket Brigade Device) time delay,
662	 * but what ALSA 3D attribute is that actually? "Center", "Depth",
663	 * "Wide" or "Space" or even "Level"? Assuming "Wide" for now... */
664	SB_SINGLE("3D Control - Wide", SB_ALS4000_3D_TIME_DELAY, 0, 0x0f),
665	SB_SINGLE("3D PowerOff Switch", SB_ALS4000_3D_TIME_DELAY, 4, 0x01),
666	SB_SINGLE("Master Playback 8kHz / 20kHz LPF Switch",
667		  SB_ALS4000_FMDAC, 5, 0x01),
668#ifdef NOT_AVAILABLE
669	SB_SINGLE("FMDAC Switch (Option ?)", SB_ALS4000_FMDAC, 0, 0x01),
670	SB_SINGLE("QSound Mode", SB_ALS4000_QSOUND, 1, 0x1f),
671#endif
672};
673
674static const unsigned char snd_als4000_init_values[][2] = {
675	{ SB_DSP4_MASTER_DEV + 0, 0 },
676	{ SB_DSP4_MASTER_DEV + 1, 0 },
677	{ SB_DSP4_PCM_DEV + 0, 0 },
678	{ SB_DSP4_PCM_DEV + 1, 0 },
679	{ SB_DSP4_SYNTH_DEV + 0, 0 },
680	{ SB_DSP4_SYNTH_DEV + 1, 0 },
681	{ SB_DSP4_SPEAKER_DEV, 0 },
682	{ SB_DSP4_OUTPUT_SW, 0 },
683	{ SB_DSP4_INPUT_LEFT, 0 },
684	{ SB_DSP4_INPUT_RIGHT, 0 },
685	{ SB_DT019X_OUTPUT_SW2, 0 },
686	{ SB_ALS4000_MIC_IN_GAIN, 0 },
687};
688
689/*
690 */
691static int snd_sbmixer_init(struct snd_sb *chip,
692			    const struct sbmix_elem *controls,
693			    int controls_count,
694			    const unsigned char map[][2],
695			    int map_count,
696			    char *name)
697{
698	unsigned long flags;
699	struct snd_card *card = chip->card;
700	int idx, err;
701
702	/* mixer reset */
703	spin_lock_irqsave(&chip->mixer_lock, flags);
704	snd_sbmixer_write(chip, 0x00, 0x00);
705	spin_unlock_irqrestore(&chip->mixer_lock, flags);
706
707	/* mute and zero volume channels */
708	for (idx = 0; idx < map_count; idx++) {
709		spin_lock_irqsave(&chip->mixer_lock, flags);
710		snd_sbmixer_write(chip, map[idx][0], map[idx][1]);
711		spin_unlock_irqrestore(&chip->mixer_lock, flags);
712	}
713
714	for (idx = 0; idx < controls_count; idx++) {
715		err = snd_sbmixer_add_ctl_elem(chip, &controls[idx]);
716		if (err < 0)
717			return err;
718	}
719	snd_component_add(card, name);
720	strcpy(card->mixername, name);
721	return 0;
722}
723
724int snd_sbmixer_new(struct snd_sb *chip)
725{
726	struct snd_card *card;
727	int err;
728
729	if (snd_BUG_ON(!chip || !chip->card))
730		return -EINVAL;
731
732	card = chip->card;
733
734	switch (chip->hardware) {
735	case SB_HW_10:
736		return 0; /* no mixer chip on SB1.x */
737	case SB_HW_20:
738	case SB_HW_201:
739		if ((err = snd_sbmixer_init(chip,
740					    snd_sb20_controls,
741					    ARRAY_SIZE(snd_sb20_controls),
742					    snd_sb20_init_values,
743					    ARRAY_SIZE(snd_sb20_init_values),
744					    "CTL1335")) < 0)
745			return err;
746		break;
747	case SB_HW_PRO:
748	case SB_HW_JAZZ16:
749		if ((err = snd_sbmixer_init(chip,
750					    snd_sbpro_controls,
751					    ARRAY_SIZE(snd_sbpro_controls),
752					    snd_sbpro_init_values,
753					    ARRAY_SIZE(snd_sbpro_init_values),
754					    "CTL1345")) < 0)
755			return err;
756		break;
757	case SB_HW_16:
758	case SB_HW_ALS100:
759	case SB_HW_CS5530:
760		if ((err = snd_sbmixer_init(chip,
761					    snd_sb16_controls,
762					    ARRAY_SIZE(snd_sb16_controls),
763					    snd_sb16_init_values,
764					    ARRAY_SIZE(snd_sb16_init_values),
765					    "CTL1745")) < 0)
766			return err;
767		break;
768	case SB_HW_ALS4000:
769		/* use only the first 16 controls from SB16 */
770		err = snd_sbmixer_init(chip,
771					snd_sb16_controls,
772					16,
773					snd_sb16_init_values,
774					ARRAY_SIZE(snd_sb16_init_values),
775					"ALS4000");
776		if (err < 0)
777			return err;
778		if ((err = snd_sbmixer_init(chip,
779					    snd_als4000_controls,
780					    ARRAY_SIZE(snd_als4000_controls),
781					    snd_als4000_init_values,
782					    ARRAY_SIZE(snd_als4000_init_values),
783					    "ALS4000")) < 0)
784			return err;
785		break;
786	case SB_HW_DT019X:
787		err = snd_sbmixer_init(chip,
788				       snd_dt019x_controls,
789				       ARRAY_SIZE(snd_dt019x_controls),
790				       snd_dt019x_init_values,
791				       ARRAY_SIZE(snd_dt019x_init_values),
792				       "DT019X");
793		if (err < 0)
794			return err;
795		break;
796	default:
797		strcpy(card->mixername, "???");
798	}
799	return 0;
800}
801
802#ifdef CONFIG_PM
803static const unsigned char sb20_saved_regs[] = {
804	SB_DSP20_MASTER_DEV,
805	SB_DSP20_PCM_DEV,
806	SB_DSP20_FM_DEV,
807	SB_DSP20_CD_DEV,
808};
809
810static const unsigned char sbpro_saved_regs[] = {
811	SB_DSP_MASTER_DEV,
812	SB_DSP_PCM_DEV,
813	SB_DSP_PLAYBACK_FILT,
814	SB_DSP_FM_DEV,
815	SB_DSP_CD_DEV,
816	SB_DSP_LINE_DEV,
817	SB_DSP_MIC_DEV,
818	SB_DSP_CAPTURE_SOURCE,
819	SB_DSP_CAPTURE_FILT,
820};
821
822static const unsigned char sb16_saved_regs[] = {
823	SB_DSP4_MASTER_DEV, SB_DSP4_MASTER_DEV + 1,
824	SB_DSP4_3DSE,
825	SB_DSP4_BASS_DEV, SB_DSP4_BASS_DEV + 1,
826	SB_DSP4_TREBLE_DEV, SB_DSP4_TREBLE_DEV + 1,
827	SB_DSP4_PCM_DEV, SB_DSP4_PCM_DEV + 1,
828	SB_DSP4_INPUT_LEFT, SB_DSP4_INPUT_RIGHT,
829	SB_DSP4_SYNTH_DEV, SB_DSP4_SYNTH_DEV + 1,
830	SB_DSP4_OUTPUT_SW,
831	SB_DSP4_CD_DEV, SB_DSP4_CD_DEV + 1,
832	SB_DSP4_LINE_DEV, SB_DSP4_LINE_DEV + 1,
833	SB_DSP4_MIC_DEV,
834	SB_DSP4_SPEAKER_DEV,
835	SB_DSP4_IGAIN_DEV, SB_DSP4_IGAIN_DEV + 1,
836	SB_DSP4_OGAIN_DEV, SB_DSP4_OGAIN_DEV + 1,
837	SB_DSP4_MIC_AGC
838};
839
840static const unsigned char dt019x_saved_regs[] = {
841	SB_DT019X_MASTER_DEV,
842	SB_DT019X_PCM_DEV,
843	SB_DT019X_SYNTH_DEV,
844	SB_DT019X_CD_DEV,
845	SB_DT019X_MIC_DEV,
846	SB_DT019X_SPKR_DEV,
847	SB_DT019X_LINE_DEV,
848	SB_DSP4_OUTPUT_SW,
849	SB_DT019X_OUTPUT_SW2,
850	SB_DT019X_CAPTURE_SW,
851};
852
853static const unsigned char als4000_saved_regs[] = {
854	/* please verify in dsheet whether regs to be added
855	   are actually real H/W or just dummy */
856	SB_DSP4_MASTER_DEV, SB_DSP4_MASTER_DEV + 1,
857	SB_DSP4_OUTPUT_SW,
858	SB_DSP4_PCM_DEV, SB_DSP4_PCM_DEV + 1,
859	SB_DSP4_INPUT_LEFT, SB_DSP4_INPUT_RIGHT,
860	SB_DSP4_SYNTH_DEV, SB_DSP4_SYNTH_DEV + 1,
861	SB_DSP4_CD_DEV, SB_DSP4_CD_DEV + 1,
862	SB_DSP4_MIC_DEV,
863	SB_DSP4_SPEAKER_DEV,
864	SB_DSP4_IGAIN_DEV, SB_DSP4_IGAIN_DEV + 1,
865	SB_DSP4_OGAIN_DEV, SB_DSP4_OGAIN_DEV + 1,
866	SB_DT019X_OUTPUT_SW2,
867	SB_ALS4000_MONO_IO_CTRL,
868	SB_ALS4000_MIC_IN_GAIN,
869	SB_ALS4000_FMDAC,
870	SB_ALS4000_3D_SND_FX,
871	SB_ALS4000_3D_TIME_DELAY,
872	SB_ALS4000_CR3_CONFIGURATION,
873};
874
875static void save_mixer(struct snd_sb *chip, const unsigned char *regs, int num_regs)
876{
877	unsigned char *val = chip->saved_regs;
878	if (snd_BUG_ON(num_regs > ARRAY_SIZE(chip->saved_regs)))
879		return;
880	for (; num_regs; num_regs--)
881		*val++ = snd_sbmixer_read(chip, *regs++);
882}
883
884static void restore_mixer(struct snd_sb *chip, const unsigned char *regs, int num_regs)
885{
886	unsigned char *val = chip->saved_regs;
887	if (snd_BUG_ON(num_regs > ARRAY_SIZE(chip->saved_regs)))
888		return;
889	for (; num_regs; num_regs--)
890		snd_sbmixer_write(chip, *regs++, *val++);
891}
892
893void snd_sbmixer_suspend(struct snd_sb *chip)
894{
895	switch (chip->hardware) {
896	case SB_HW_20:
897	case SB_HW_201:
898		save_mixer(chip, sb20_saved_regs, ARRAY_SIZE(sb20_saved_regs));
899		break;
900	case SB_HW_PRO:
901	case SB_HW_JAZZ16:
902		save_mixer(chip, sbpro_saved_regs, ARRAY_SIZE(sbpro_saved_regs));
903		break;
904	case SB_HW_16:
905	case SB_HW_ALS100:
906	case SB_HW_CS5530:
907		save_mixer(chip, sb16_saved_regs, ARRAY_SIZE(sb16_saved_regs));
908		break;
909	case SB_HW_ALS4000:
910		save_mixer(chip, als4000_saved_regs, ARRAY_SIZE(als4000_saved_regs));
911		break;
912	case SB_HW_DT019X:
913		save_mixer(chip, dt019x_saved_regs, ARRAY_SIZE(dt019x_saved_regs));
914		break;
915	default:
916		break;
917	}
918}
919
920void snd_sbmixer_resume(struct snd_sb *chip)
921{
922	switch (chip->hardware) {
923	case SB_HW_20:
924	case SB_HW_201:
925		restore_mixer(chip, sb20_saved_regs, ARRAY_SIZE(sb20_saved_regs));
926		break;
927	case SB_HW_PRO:
928	case SB_HW_JAZZ16:
929		restore_mixer(chip, sbpro_saved_regs, ARRAY_SIZE(sbpro_saved_regs));
930		break;
931	case SB_HW_16:
932	case SB_HW_ALS100:
933	case SB_HW_CS5530:
934		restore_mixer(chip, sb16_saved_regs, ARRAY_SIZE(sb16_saved_regs));
935		break;
936	case SB_HW_ALS4000:
937		restore_mixer(chip, als4000_saved_regs, ARRAY_SIZE(als4000_saved_regs));
938		break;
939	case SB_HW_DT019X:
940		restore_mixer(chip, dt019x_saved_regs, ARRAY_SIZE(dt019x_saved_regs));
941		break;
942	default:
943		break;
944	}
945}
946#endif
947