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-rw-r--r--sound/pci/ac97/ak4531_codec.c437
1 files changed, 437 insertions, 0 deletions
diff --git a/sound/pci/ac97/ak4531_codec.c b/sound/pci/ac97/ak4531_codec.c
new file mode 100644
index 000000000000..f9ce0fd2f52f
--- /dev/null
+++ b/sound/pci/ac97/ak4531_codec.c
@@ -0,0 +1,437 @@
1/*
2 * Copyright (c) by Jaroslav Kysela <perex@suse.cz>
3 * Universal routines for AK4531 codec
4 *
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19 *
20 */
21
22#include <sound/driver.h>
23#include <linux/delay.h>
24#include <linux/init.h>
25#include <linux/slab.h>
26#include <sound/core.h>
27#include <sound/ak4531_codec.h>
28
29MODULE_AUTHOR("Jaroslav Kysela <perex@suse.cz>");
30MODULE_DESCRIPTION("Universal routines for AK4531 codec");
31MODULE_LICENSE("GPL");
32
33static void snd_ak4531_proc_init(snd_card_t * card, ak4531_t * ak4531);
34
35/*
36 *
37 */
38
39#if 0
40
41static void snd_ak4531_dump(ak4531_t *ak4531)
42{
43 int idx;
44
45 for (idx = 0; idx < 0x19; idx++)
46 printk("ak4531 0x%x: 0x%x\n", idx, ak4531->regs[idx]);
47}
48
49#endif
50
51/*
52 *
53 */
54
55#define AK4531_SINGLE(xname, xindex, reg, shift, mask, invert) \
56{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
57 .info = snd_ak4531_info_single, \
58 .get = snd_ak4531_get_single, .put = snd_ak4531_put_single, \
59 .private_value = reg | (shift << 16) | (mask << 24) | (invert << 22) }
60
61static int snd_ak4531_info_single(snd_kcontrol_t * kcontrol, snd_ctl_elem_info_t * uinfo)
62{
63 int mask = (kcontrol->private_value >> 24) & 0xff;
64
65 uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER;
66 uinfo->count = 1;
67 uinfo->value.integer.min = 0;
68 uinfo->value.integer.max = mask;
69 return 0;
70}
71
72static int snd_ak4531_get_single(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
73{
74 ak4531_t *ak4531 = snd_kcontrol_chip(kcontrol);
75 int reg = kcontrol->private_value & 0xff;
76 int shift = (kcontrol->private_value >> 16) & 0x07;
77 int mask = (kcontrol->private_value >> 24) & 0xff;
78 int invert = (kcontrol->private_value >> 22) & 1;
79 int val;
80
81 down(&ak4531->reg_mutex);
82 val = (ak4531->regs[reg] >> shift) & mask;
83 up(&ak4531->reg_mutex);
84 if (invert) {
85 val = mask - val;
86 }
87 ucontrol->value.integer.value[0] = val;
88 return 0;
89}
90
91static int snd_ak4531_put_single(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
92{
93 ak4531_t *ak4531 = snd_kcontrol_chip(kcontrol);
94 int reg = kcontrol->private_value & 0xff;
95 int shift = (kcontrol->private_value >> 16) & 0x07;
96 int mask = (kcontrol->private_value >> 24) & 0xff;
97 int invert = (kcontrol->private_value >> 22) & 1;
98 int change;
99 int val;
100
101 val = ucontrol->value.integer.value[0] & mask;
102 if (invert) {
103 val = mask - val;
104 }
105 val <<= shift;
106 down(&ak4531->reg_mutex);
107 val = (ak4531->regs[reg] & ~(mask << shift)) | val;
108 change = val != ak4531->regs[reg];
109 ak4531->write(ak4531, reg, ak4531->regs[reg] = val);
110 up(&ak4531->reg_mutex);
111 return change;
112}
113
114#define AK4531_DOUBLE(xname, xindex, left_reg, right_reg, left_shift, right_shift, mask, invert) \
115{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
116 .info = snd_ak4531_info_double, \
117 .get = snd_ak4531_get_double, .put = snd_ak4531_put_double, \
118 .private_value = left_reg | (right_reg << 8) | (left_shift << 16) | (right_shift << 19) | (mask << 24) | (invert << 22) }
119
120static int snd_ak4531_info_double(snd_kcontrol_t * kcontrol, snd_ctl_elem_info_t * uinfo)
121{
122 int mask = (kcontrol->private_value >> 24) & 0xff;
123
124 uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER;
125 uinfo->count = 2;
126 uinfo->value.integer.min = 0;
127 uinfo->value.integer.max = mask;
128 return 0;
129}
130
131static int snd_ak4531_get_double(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
132{
133 ak4531_t *ak4531 = snd_kcontrol_chip(kcontrol);
134 int left_reg = kcontrol->private_value & 0xff;
135 int right_reg = (kcontrol->private_value >> 8) & 0xff;
136 int left_shift = (kcontrol->private_value >> 16) & 0x07;
137 int right_shift = (kcontrol->private_value >> 19) & 0x07;
138 int mask = (kcontrol->private_value >> 24) & 0xff;
139 int invert = (kcontrol->private_value >> 22) & 1;
140 int left, right;
141
142 down(&ak4531->reg_mutex);
143 left = (ak4531->regs[left_reg] >> left_shift) & mask;
144 right = (ak4531->regs[right_reg] >> right_shift) & mask;
145 up(&ak4531->reg_mutex);
146 if (invert) {
147 left = mask - left;
148 right = mask - right;
149 }
150 ucontrol->value.integer.value[0] = left;
151 ucontrol->value.integer.value[1] = right;
152 return 0;
153}
154
155static int snd_ak4531_put_double(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
156{
157 ak4531_t *ak4531 = snd_kcontrol_chip(kcontrol);
158 int left_reg = kcontrol->private_value & 0xff;
159 int right_reg = (kcontrol->private_value >> 8) & 0xff;
160 int left_shift = (kcontrol->private_value >> 16) & 0x07;
161 int right_shift = (kcontrol->private_value >> 19) & 0x07;
162 int mask = (kcontrol->private_value >> 24) & 0xff;
163 int invert = (kcontrol->private_value >> 22) & 1;
164 int change;
165 int left, right;
166
167 left = ucontrol->value.integer.value[0] & mask;
168 right = ucontrol->value.integer.value[1] & mask;
169 if (invert) {
170 left = mask - left;
171 right = mask - right;
172 }
173 left <<= left_shift;
174 right <<= right_shift;
175 down(&ak4531->reg_mutex);
176 if (left_reg == right_reg) {
177 left = (ak4531->regs[left_reg] & ~((mask << left_shift) | (mask << right_shift))) | left | right;
178 change = left != ak4531->regs[left_reg];
179 ak4531->write(ak4531, left_reg, ak4531->regs[left_reg] = left);
180 } else {
181 left = (ak4531->regs[left_reg] & ~(mask << left_shift)) | left;
182 right = (ak4531->regs[right_reg] & ~(mask << right_shift)) | right;
183 change = left != ak4531->regs[left_reg] || right != ak4531->regs[right_reg];
184 ak4531->write(ak4531, left_reg, ak4531->regs[left_reg] = left);
185 ak4531->write(ak4531, right_reg, ak4531->regs[right_reg] = right);
186 }
187 up(&ak4531->reg_mutex);
188 return change;
189}
190
191#define AK4531_INPUT_SW(xname, xindex, reg1, reg2, left_shift, right_shift) \
192{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
193 .info = snd_ak4531_info_input_sw, \
194 .get = snd_ak4531_get_input_sw, .put = snd_ak4531_put_input_sw, \
195 .private_value = reg1 | (reg2 << 8) | (left_shift << 16) | (right_shift << 24) }
196
197static int snd_ak4531_info_input_sw(snd_kcontrol_t * kcontrol, snd_ctl_elem_info_t * uinfo)
198{
199 uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
200 uinfo->count = 4;
201 uinfo->value.integer.min = 0;
202 uinfo->value.integer.max = 1;
203 return 0;
204}
205
206static int snd_ak4531_get_input_sw(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
207{
208 ak4531_t *ak4531 = snd_kcontrol_chip(kcontrol);
209 int reg1 = kcontrol->private_value & 0xff;
210 int reg2 = (kcontrol->private_value >> 8) & 0xff;
211 int left_shift = (kcontrol->private_value >> 16) & 0x0f;
212 int right_shift = (kcontrol->private_value >> 24) & 0x0f;
213
214 down(&ak4531->reg_mutex);
215 ucontrol->value.integer.value[0] = (ak4531->regs[reg1] >> left_shift) & 1;
216 ucontrol->value.integer.value[1] = (ak4531->regs[reg2] >> left_shift) & 1;
217 ucontrol->value.integer.value[2] = (ak4531->regs[reg1] >> right_shift) & 1;
218 ucontrol->value.integer.value[3] = (ak4531->regs[reg2] >> right_shift) & 1;
219 up(&ak4531->reg_mutex);
220 return 0;
221}
222
223static int snd_ak4531_put_input_sw(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
224{
225 ak4531_t *ak4531 = snd_kcontrol_chip(kcontrol);
226 int reg1 = kcontrol->private_value & 0xff;
227 int reg2 = (kcontrol->private_value >> 8) & 0xff;
228 int left_shift = (kcontrol->private_value >> 16) & 0x0f;
229 int right_shift = (kcontrol->private_value >> 24) & 0x0f;
230 int change;
231 int val1, val2;
232
233 down(&ak4531->reg_mutex);
234 val1 = ak4531->regs[reg1] & ~((1 << left_shift) | (1 << right_shift));
235 val2 = ak4531->regs[reg2] & ~((1 << left_shift) | (1 << right_shift));
236 val1 |= (ucontrol->value.integer.value[0] & 1) << left_shift;
237 val2 |= (ucontrol->value.integer.value[1] & 1) << left_shift;
238 val1 |= (ucontrol->value.integer.value[2] & 1) << right_shift;
239 val2 |= (ucontrol->value.integer.value[3] & 1) << right_shift;
240 change = val1 != ak4531->regs[reg1] || val2 != ak4531->regs[reg2];
241 ak4531->write(ak4531, reg1, ak4531->regs[reg1] = val1);
242 ak4531->write(ak4531, reg2, ak4531->regs[reg2] = val2);
243 up(&ak4531->reg_mutex);
244 return change;
245}
246
247static snd_kcontrol_new_t snd_ak4531_controls[] = {
248
249AK4531_DOUBLE("Master Playback Switch", 0, AK4531_LMASTER, AK4531_RMASTER, 7, 7, 1, 1),
250AK4531_DOUBLE("Master Playback Volume", 0, AK4531_LMASTER, AK4531_RMASTER, 0, 0, 0x1f, 1),
251
252AK4531_SINGLE("Master Mono Playback Switch", 0, AK4531_MONO_OUT, 7, 1, 1),
253AK4531_SINGLE("Master Mono Playback Volume", 0, AK4531_MONO_OUT, 0, 0x07, 1),
254
255AK4531_DOUBLE("PCM Switch", 0, AK4531_LVOICE, AK4531_RVOICE, 7, 7, 1, 1),
256AK4531_DOUBLE("PCM Volume", 0, AK4531_LVOICE, AK4531_RVOICE, 0, 0, 0x1f, 1),
257AK4531_DOUBLE("PCM Playback Switch", 0, AK4531_OUT_SW2, AK4531_OUT_SW2, 3, 2, 1, 0),
258AK4531_DOUBLE("PCM Capture Switch", 0, AK4531_LIN_SW2, AK4531_RIN_SW2, 2, 2, 1, 0),
259
260AK4531_DOUBLE("PCM Switch", 1, AK4531_LFM, AK4531_RFM, 7, 7, 1, 1),
261AK4531_DOUBLE("PCM Volume", 1, AK4531_LFM, AK4531_RFM, 0, 0, 0x1f, 1),
262AK4531_DOUBLE("PCM Playback Switch", 1, AK4531_OUT_SW1, AK4531_OUT_SW1, 6, 5, 1, 0),
263AK4531_INPUT_SW("PCM Capture Route", 1, AK4531_LIN_SW1, AK4531_RIN_SW1, 6, 5),
264
265AK4531_DOUBLE("CD Switch", 0, AK4531_LCD, AK4531_RCD, 7, 7, 1, 1),
266AK4531_DOUBLE("CD Volume", 0, AK4531_LCD, AK4531_RCD, 0, 0, 0x1f, 1),
267AK4531_DOUBLE("CD Playback Switch", 0, AK4531_OUT_SW1, AK4531_OUT_SW1, 2, 1, 1, 0),
268AK4531_INPUT_SW("CD Capture Route", 0, AK4531_LIN_SW1, AK4531_RIN_SW1, 2, 1),
269
270AK4531_DOUBLE("Line Switch", 0, AK4531_LLINE, AK4531_RLINE, 7, 7, 1, 1),
271AK4531_DOUBLE("Line Volume", 0, AK4531_LLINE, AK4531_RLINE, 0, 0, 0x1f, 1),
272AK4531_DOUBLE("Line Playback Switch", 0, AK4531_OUT_SW1, AK4531_OUT_SW1, 4, 3, 1, 0),
273AK4531_INPUT_SW("Line Capture Route", 0, AK4531_LIN_SW1, AK4531_RIN_SW1, 4, 3),
274
275AK4531_DOUBLE("Aux Switch", 0, AK4531_LAUXA, AK4531_RAUXA, 7, 7, 1, 1),
276AK4531_DOUBLE("Aux Volume", 0, AK4531_LAUXA, AK4531_RAUXA, 0, 0, 0x1f, 1),
277AK4531_DOUBLE("Aux Playback Switch", 0, AK4531_OUT_SW2, AK4531_OUT_SW2, 5, 4, 1, 0),
278AK4531_INPUT_SW("Aux Capture Route", 0, AK4531_LIN_SW2, AK4531_RIN_SW2, 4, 3),
279
280AK4531_SINGLE("Mono Switch", 0, AK4531_MONO1, 7, 1, 1),
281AK4531_SINGLE("Mono Volume", 0, AK4531_MONO1, 0, 0x1f, 1),
282AK4531_SINGLE("Mono Playback Switch", 0, AK4531_OUT_SW2, 0, 1, 0),
283AK4531_DOUBLE("Mono Capture Switch", 0, AK4531_LIN_SW2, AK4531_RIN_SW2, 0, 0, 1, 0),
284
285AK4531_SINGLE("Mono Switch", 1, AK4531_MONO2, 7, 1, 1),
286AK4531_SINGLE("Mono Volume", 1, AK4531_MONO2, 0, 0x1f, 1),
287AK4531_SINGLE("Mono Playback Switch", 1, AK4531_OUT_SW2, 1, 1, 0),
288AK4531_DOUBLE("Mono Capture Switch", 1, AK4531_LIN_SW2, AK4531_RIN_SW2, 1, 1, 1, 0),
289
290AK4531_SINGLE("Mic Volume", 0, AK4531_MIC, 0, 0x1f, 1),
291AK4531_SINGLE("Mic Switch", 0, AK4531_MIC, 7, 1, 1),
292AK4531_SINGLE("Mic Playback Switch", 0, AK4531_OUT_SW1, 0, 1, 0),
293AK4531_DOUBLE("Mic Capture Switch", 0, AK4531_LIN_SW1, AK4531_RIN_SW1, 0, 0, 1, 0),
294
295AK4531_DOUBLE("Mic Bypass Capture Switch", 0, AK4531_LIN_SW2, AK4531_RIN_SW2, 7, 7, 1, 0),
296AK4531_DOUBLE("Mono1 Bypass Capture Switch", 0, AK4531_LIN_SW2, AK4531_RIN_SW2, 6, 6, 1, 0),
297AK4531_DOUBLE("Mono2 Bypass Capture Switch", 0, AK4531_LIN_SW2, AK4531_RIN_SW2, 5, 5, 1, 0),
298
299AK4531_SINGLE("AD Input Select", 0, AK4531_AD_IN, 0, 1, 0),
300AK4531_SINGLE("Mic Boost (+30dB)", 0, AK4531_MIC_GAIN, 0, 1, 0)
301};
302
303static int snd_ak4531_free(ak4531_t *ak4531)
304{
305 if (ak4531) {
306 if (ak4531->private_free)
307 ak4531->private_free(ak4531);
308 kfree(ak4531);
309 }
310 return 0;
311}
312
313static int snd_ak4531_dev_free(snd_device_t *device)
314{
315 ak4531_t *ak4531 = device->device_data;
316 return snd_ak4531_free(ak4531);
317}
318
319static u8 snd_ak4531_initial_map[0x19 + 1] = {
320 0x9f, /* 00: Master Volume Lch */
321 0x9f, /* 01: Master Volume Rch */
322 0x9f, /* 02: Voice Volume Lch */
323 0x9f, /* 03: Voice Volume Rch */
324 0x9f, /* 04: FM Volume Lch */
325 0x9f, /* 05: FM Volume Rch */
326 0x9f, /* 06: CD Audio Volume Lch */
327 0x9f, /* 07: CD Audio Volume Rch */
328 0x9f, /* 08: Line Volume Lch */
329 0x9f, /* 09: Line Volume Rch */
330 0x9f, /* 0a: Aux Volume Lch */
331 0x9f, /* 0b: Aux Volume Rch */
332 0x9f, /* 0c: Mono1 Volume */
333 0x9f, /* 0d: Mono2 Volume */
334 0x9f, /* 0e: Mic Volume */
335 0x87, /* 0f: Mono-out Volume */
336 0x00, /* 10: Output Mixer SW1 */
337 0x00, /* 11: Output Mixer SW2 */
338 0x00, /* 12: Lch Input Mixer SW1 */
339 0x00, /* 13: Rch Input Mixer SW1 */
340 0x00, /* 14: Lch Input Mixer SW2 */
341 0x00, /* 15: Rch Input Mixer SW2 */
342 0x00, /* 16: Reset & Power Down */
343 0x00, /* 17: Clock Select */
344 0x00, /* 18: AD Input Select */
345 0x01 /* 19: Mic Amp Setup */
346};
347
348int snd_ak4531_mixer(snd_card_t * card, ak4531_t * _ak4531, ak4531_t ** rak4531)
349{
350 unsigned int idx;
351 int err;
352 ak4531_t * ak4531;
353 static snd_device_ops_t ops = {
354 .dev_free = snd_ak4531_dev_free,
355 };
356
357 snd_assert(rak4531 != NULL, return -EINVAL);
358 *rak4531 = NULL;
359 snd_assert(card != NULL && _ak4531 != NULL, return -EINVAL);
360 ak4531 = kcalloc(1, sizeof(*ak4531), GFP_KERNEL);
361 if (ak4531 == NULL)
362 return -ENOMEM;
363 *ak4531 = *_ak4531;
364 init_MUTEX(&ak4531->reg_mutex);
365 if ((err = snd_component_add(card, "AK4531")) < 0) {
366 snd_ak4531_free(ak4531);
367 return err;
368 }
369 strcpy(card->mixername, "Asahi Kasei AK4531");
370 ak4531->write(ak4531, AK4531_RESET, 0x03); /* no RST, PD */
371 udelay(100);
372 ak4531->write(ak4531, AK4531_CLOCK, 0x00); /* CODEC ADC and CODEC DAC use {LR,B}CLK2 and run off LRCLK2 PLL */
373 for (idx = 0; idx < 0x19; idx++) {
374 if (idx == AK4531_RESET || idx == AK4531_CLOCK)
375 continue;
376 ak4531->write(ak4531, idx, ak4531->regs[idx] = snd_ak4531_initial_map[idx]); /* recording source is mixer */
377 }
378 for (idx = 0; idx < ARRAY_SIZE(snd_ak4531_controls); idx++) {
379 if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_ak4531_controls[idx], ak4531))) < 0) {
380 snd_ak4531_free(ak4531);
381 return err;
382 }
383 }
384 snd_ak4531_proc_init(card, ak4531);
385 if ((err = snd_device_new(card, SNDRV_DEV_CODEC, ak4531, &ops)) < 0) {
386 snd_ak4531_free(ak4531);
387 return err;
388 }
389
390#if 0
391 snd_ak4531_dump(ak4531);
392#endif
393 *rak4531 = ak4531;
394 return 0;
395}
396
397/*
398
399 */
400
401static void snd_ak4531_proc_read(snd_info_entry_t *entry,
402 snd_info_buffer_t * buffer)
403{
404 ak4531_t *ak4531 = entry->private_data;
405
406 snd_iprintf(buffer, "Asahi Kasei AK4531\n\n");
407 snd_iprintf(buffer, "Recording source : %s\n"
408 "MIC gain : %s\n",
409 ak4531->regs[AK4531_AD_IN] & 1 ? "external" : "mixer",
410 ak4531->regs[AK4531_MIC_GAIN] & 1 ? "+30dB" : "+0dB");
411}
412
413static void snd_ak4531_proc_init(snd_card_t * card, ak4531_t * ak4531)
414{
415 snd_info_entry_t *entry;
416
417 if (! snd_card_proc_new(card, "ak4531", &entry))
418 snd_info_set_text_ops(entry, ak4531, 1024, snd_ak4531_proc_read);
419}
420
421EXPORT_SYMBOL(snd_ak4531_mixer);
422
423/*
424 * INIT part
425 */
426
427static int __init alsa_ak4531_init(void)
428{
429 return 0;
430}
431
432static void __exit alsa_ak4531_exit(void)
433{
434}
435
436module_init(alsa_ak4531_init)
437module_exit(alsa_ak4531_exit)
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