aboutsummaryrefslogtreecommitdiffstats
path: root/sound/i2c
diff options
context:
space:
mode:
Diffstat (limited to 'sound/i2c')
-rw-r--r--sound/i2c/Makefile18
-rw-r--r--sound/i2c/cs8427.c572
-rw-r--r--sound/i2c/i2c.c333
-rw-r--r--sound/i2c/l3/Makefile8
-rw-r--r--sound/i2c/l3/uda1341.c830
-rw-r--r--sound/i2c/other/Makefile16
-rw-r--r--sound/i2c/other/ak4114.c580
-rw-r--r--sound/i2c/other/ak4117.c559
-rw-r--r--sound/i2c/other/ak4xxx-adda.c501
-rw-r--r--sound/i2c/other/tea575x-tuner.c233
-rw-r--r--sound/i2c/tea6330t.c369
11 files changed, 4019 insertions, 0 deletions
diff --git a/sound/i2c/Makefile b/sound/i2c/Makefile
new file mode 100644
index 000000000000..816a2e7c88ca
--- /dev/null
+++ b/sound/i2c/Makefile
@@ -0,0 +1,18 @@
1#
2# Makefile for ALSA
3# Copyright (c) 2001 by Jaroslav Kysela <perex@suse.cz>
4#
5
6snd-i2c-objs := i2c.o
7snd-cs8427-objs := cs8427.o
8snd-tea6330t-objs := tea6330t.o
9
10ifeq ($(subst m,y,$(CONFIG_L3)),y)
11 obj-$(CONFIG_L3) += l3/
12endif
13
14obj-$(CONFIG_SND) += other/
15
16# Toplevel Module Dependency
17obj-$(CONFIG_SND_INTERWAVE_STB) += snd-tea6330t.o snd-i2c.o
18obj-$(CONFIG_SND_ICE1712) += snd-cs8427.o snd-i2c.o
diff --git a/sound/i2c/cs8427.c b/sound/i2c/cs8427.c
new file mode 100644
index 000000000000..a3fda859dd15
--- /dev/null
+++ b/sound/i2c/cs8427.c
@@ -0,0 +1,572 @@
1/*
2 * Routines for control of the CS8427 via i2c bus
3 * IEC958 (S/PDIF) receiver & transmitter by Cirrus Logic
4 * Copyright (c) by Jaroslav Kysela <perex@suse.cz>
5 *
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 *
21 */
22
23#include <sound/driver.h>
24#include <linux/slab.h>
25#include <linux/delay.h>
26#include <linux/init.h>
27#include <sound/core.h>
28#include <sound/control.h>
29#include <sound/pcm.h>
30#include <sound/cs8427.h>
31#include <sound/asoundef.h>
32
33static void snd_cs8427_reset(snd_i2c_device_t *cs8427);
34
35MODULE_AUTHOR("Jaroslav Kysela <perex@suse.cz>");
36MODULE_DESCRIPTION("IEC958 (S/PDIF) receiver & transmitter by Cirrus Logic");
37MODULE_LICENSE("GPL");
38
39#define CS8427_ADDR (0x20>>1) /* fixed address */
40
41typedef struct {
42 snd_pcm_substream_t *substream;
43 char hw_status[24]; /* hardware status */
44 char def_status[24]; /* default status */
45 char pcm_status[24]; /* PCM private status */
46 char hw_udata[32];
47 snd_kcontrol_t *pcm_ctl;
48} cs8427_stream_t;
49
50typedef struct {
51 unsigned char regmap[0x14]; /* map of first 1 + 13 registers */
52 unsigned int rate;
53 unsigned int reset_timeout;
54 cs8427_stream_t playback;
55 cs8427_stream_t capture;
56} cs8427_t;
57
58static unsigned char swapbits(unsigned char val)
59{
60 int bit;
61 unsigned char res = 0;
62 for (bit = 0; bit < 8; bit++) {
63 res <<= 1;
64 res |= val & 1;
65 val >>= 1;
66 }
67 return res;
68}
69
70int snd_cs8427_reg_write(snd_i2c_device_t *device, unsigned char reg, unsigned char val)
71{
72 int err;
73 unsigned char buf[2];
74
75 buf[0] = reg & 0x7f;
76 buf[1] = val;
77 if ((err = snd_i2c_sendbytes(device, buf, 2)) != 2) {
78 snd_printk("unable to send bytes 0x%02x:0x%02x to CS8427 (%i)\n", buf[0], buf[1], err);
79 return err < 0 ? err : -EIO;
80 }
81 return 0;
82}
83
84static int snd_cs8427_reg_read(snd_i2c_device_t *device, unsigned char reg)
85{
86 int err;
87 unsigned char buf;
88
89 if ((err = snd_i2c_sendbytes(device, &reg, 1)) != 1) {
90 snd_printk("unable to send register 0x%x byte to CS8427\n", reg);
91 return err < 0 ? err : -EIO;
92 }
93 if ((err = snd_i2c_readbytes(device, &buf, 1)) != 1) {
94 snd_printk("unable to read register 0x%x byte from CS8427\n", reg);
95 return err < 0 ? err : -EIO;
96 }
97 return buf;
98}
99
100static int snd_cs8427_select_corudata(snd_i2c_device_t *device, int udata)
101{
102 cs8427_t *chip = device->private_data;
103 int err;
104
105 udata = udata ? CS8427_BSEL : 0;
106 if (udata != (chip->regmap[CS8427_REG_CSDATABUF] & udata)) {
107 chip->regmap[CS8427_REG_CSDATABUF] &= ~CS8427_BSEL;
108 chip->regmap[CS8427_REG_CSDATABUF] |= udata;
109 err = snd_cs8427_reg_write(device, CS8427_REG_CSDATABUF, chip->regmap[CS8427_REG_CSDATABUF]);
110 if (err < 0)
111 return err;
112 }
113 return 0;
114}
115
116static int snd_cs8427_send_corudata(snd_i2c_device_t *device,
117 int udata,
118 unsigned char *ndata,
119 int count)
120{
121 cs8427_t *chip = device->private_data;
122 char *hw_data = udata ? chip->playback.hw_udata : chip->playback.hw_status;
123 char data[32];
124 int err, idx;
125
126 if (!memcmp(hw_data, ndata, count))
127 return 0;
128 if ((err = snd_cs8427_select_corudata(device, udata)) < 0)
129 return err;
130 memcpy(hw_data, ndata, count);
131 if (udata) {
132 memset(data, 0, sizeof(data));
133 if (memcmp(hw_data, data, count) == 0) {
134 chip->regmap[CS8427_REG_UDATABUF] &= ~CS8427_UBMMASK;
135 chip->regmap[CS8427_REG_UDATABUF] |= CS8427_UBMZEROS | CS8427_EFTUI;
136 if ((err = snd_cs8427_reg_write(device, CS8427_REG_UDATABUF, chip->regmap[CS8427_REG_UDATABUF])) < 0)
137 return err;
138 return 0;
139 }
140 }
141 data[0] = CS8427_REG_AUTOINC | CS8427_REG_CORU_DATABUF;
142 for (idx = 0; idx < count; idx++)
143 data[idx + 1] = swapbits(ndata[idx]);
144 if (snd_i2c_sendbytes(device, data, count + 1) != count + 1)
145 return -EIO;
146 return 1;
147}
148
149static void snd_cs8427_free(snd_i2c_device_t *device)
150{
151 kfree(device->private_data);
152}
153
154int snd_cs8427_create(snd_i2c_bus_t *bus,
155 unsigned char addr,
156 unsigned int reset_timeout,
157 snd_i2c_device_t **r_cs8427)
158{
159 static unsigned char initvals1[] = {
160 CS8427_REG_CONTROL1 | CS8427_REG_AUTOINC,
161 /* CS8427_REG_CONTROL1: RMCK to OMCK, valid PCM audio, disable mutes, TCBL=output */
162 CS8427_SWCLK | CS8427_TCBLDIR,
163 /* CS8427_REG_CONTROL2: hold last valid audio sample, RMCK=256*Fs, normal stereo operation */
164 0x00,
165 /* CS8427_REG_DATAFLOW: output drivers normal operation, Tx<=serial, Rx=>serial */
166 CS8427_TXDSERIAL | CS8427_SPDAES3RECEIVER,
167 /* CS8427_REG_CLOCKSOURCE: Run off, CMCK=256*Fs, output time base = OMCK, input time base =
168 recovered input clock, recovered input clock source is ILRCK changed to AES3INPUT (workaround, see snd_cs8427_reset) */
169 CS8427_RXDILRCK,
170 /* CS8427_REG_SERIALINPUT: Serial audio input port data format = I2S, 24-bit, 64*Fsi */
171 CS8427_SIDEL | CS8427_SILRPOL,
172 /* CS8427_REG_SERIALOUTPUT: Serial audio output port data format = I2S, 24-bit, 64*Fsi */
173 CS8427_SODEL | CS8427_SOLRPOL,
174 };
175 static unsigned char initvals2[] = {
176 CS8427_REG_RECVERRMASK | CS8427_REG_AUTOINC,
177 /* CS8427_REG_RECVERRMASK: unmask the input PLL clock, V, confidence, biphase, parity status bits */
178 /* CS8427_UNLOCK | CS8427_V | CS8427_CONF | CS8427_BIP | CS8427_PAR, */
179 0xff, /* set everything */
180 /* CS8427_REG_CSDATABUF:
181 Registers 32-55 window to CS buffer
182 Inhibit D->E transfers from overwriting first 5 bytes of CS data.
183 Inhibit D->E transfers (all) of CS data.
184 Allow E->F transfer of CS data.
185 One byte mode; both A/B channels get same written CB data.
186 A channel info is output to chip's EMPH* pin. */
187 CS8427_CBMR | CS8427_DETCI,
188 /* CS8427_REG_UDATABUF:
189 Use internal buffer to transmit User (U) data.
190 Chip's U pin is an output.
191 Transmit all O's for user data.
192 Inhibit D->E transfers.
193 Inhibit E->F transfers. */
194 CS8427_UD | CS8427_EFTUI | CS8427_DETUI,
195 };
196 int err;
197 cs8427_t *chip;
198 snd_i2c_device_t *device;
199 unsigned char buf[24];
200
201 if ((err = snd_i2c_device_create(bus, "CS8427", CS8427_ADDR | (addr & 7), &device)) < 0)
202 return err;
203 chip = device->private_data = kcalloc(1, sizeof(*chip), GFP_KERNEL);
204 if (chip == NULL) {
205 snd_i2c_device_free(device);
206 return -ENOMEM;
207 }
208 device->private_free = snd_cs8427_free;
209
210 snd_i2c_lock(bus);
211 if ((err = snd_cs8427_reg_read(device, CS8427_REG_ID_AND_VER)) != CS8427_VER8427A) {
212 snd_i2c_unlock(bus);
213 snd_printk("unable to find CS8427 signature (expected 0x%x, read 0x%x), initialization is not completed\n", CS8427_VER8427A, err);
214 return -EFAULT;
215 }
216 /* turn off run bit while making changes to configuration */
217 if ((err = snd_cs8427_reg_write(device, CS8427_REG_CLOCKSOURCE, 0x00)) < 0)
218 goto __fail;
219 /* send initial values */
220 memcpy(chip->regmap + (initvals1[0] & 0x7f), initvals1 + 1, 6);
221 if ((err = snd_i2c_sendbytes(device, initvals1, 7)) != 7) {
222 err = err < 0 ? err : -EIO;
223 goto __fail;
224 }
225 /* Turn off CS8427 interrupt stuff that is not used in hardware */
226 memset(buf, 0, 7);
227 /* from address 9 to 15 */
228 buf[0] = 9; /* register */
229 if ((err = snd_i2c_sendbytes(device, buf, 7)) != 7)
230 goto __fail;
231 /* send transfer initialization sequence */
232 memcpy(chip->regmap + (initvals2[0] & 0x7f), initvals2 + 1, 3);
233 if ((err = snd_i2c_sendbytes(device, initvals2, 4)) != 4) {
234 err = err < 0 ? err : -EIO;
235 goto __fail;
236 }
237 /* write default channel status bytes */
238 buf[0] = ((unsigned char)(SNDRV_PCM_DEFAULT_CON_SPDIF >> 0));
239 buf[1] = ((unsigned char)(SNDRV_PCM_DEFAULT_CON_SPDIF >> 8));
240 buf[2] = ((unsigned char)(SNDRV_PCM_DEFAULT_CON_SPDIF >> 16));
241 buf[3] = ((unsigned char)(SNDRV_PCM_DEFAULT_CON_SPDIF >> 24));
242 memset(buf + 4, 0, 24 - 4);
243 if (snd_cs8427_send_corudata(device, 0, buf, 24) < 0)
244 goto __fail;
245 memcpy(chip->playback.def_status, buf, 24);
246 memcpy(chip->playback.pcm_status, buf, 24);
247 snd_i2c_unlock(bus);
248
249 /* turn on run bit and rock'n'roll */
250 if (reset_timeout < 1)
251 reset_timeout = 1;
252 chip->reset_timeout = reset_timeout;
253 snd_cs8427_reset(device);
254
255#if 0 // it's nice for read tests
256 {
257 char buf[128];
258 int xx;
259 buf[0] = 0x81;
260 snd_i2c_sendbytes(device, buf, 1);
261 snd_i2c_readbytes(device, buf, 127);
262 for (xx = 0; xx < 127; xx++)
263 printk("reg[0x%x] = 0x%x\n", xx+1, buf[xx]);
264 }
265#endif
266
267 if (r_cs8427)
268 *r_cs8427 = device;
269 return 0;
270
271 __fail:
272 snd_i2c_unlock(bus);
273 snd_i2c_device_free(device);
274 return err < 0 ? err : -EIO;
275}
276
277/*
278 * Reset the chip using run bit, also lock PLL using ILRCK and
279 * put back AES3INPUT. This workaround is described in latest
280 * CS8427 datasheet, otherwise TXDSERIAL will not work.
281 */
282static void snd_cs8427_reset(snd_i2c_device_t *cs8427)
283{
284 cs8427_t *chip;
285 unsigned long end_time;
286 int data;
287
288 snd_assert(cs8427, return);
289 chip = cs8427->private_data;
290 snd_i2c_lock(cs8427->bus);
291 chip->regmap[CS8427_REG_CLOCKSOURCE] &= ~(CS8427_RUN | CS8427_RXDMASK);
292 snd_cs8427_reg_write(cs8427, CS8427_REG_CLOCKSOURCE, chip->regmap[CS8427_REG_CLOCKSOURCE]);
293 udelay(200);
294 chip->regmap[CS8427_REG_CLOCKSOURCE] |= CS8427_RUN | CS8427_RXDILRCK;
295 snd_cs8427_reg_write(cs8427, CS8427_REG_CLOCKSOURCE, chip->regmap[CS8427_REG_CLOCKSOURCE]);
296 udelay(200);
297 snd_i2c_unlock(cs8427->bus);
298 end_time = jiffies + chip->reset_timeout;
299 while (time_after_eq(end_time, jiffies)) {
300 snd_i2c_lock(cs8427->bus);
301 data = snd_cs8427_reg_read(cs8427, CS8427_REG_RECVERRORS);
302 snd_i2c_unlock(cs8427->bus);
303 if (!(data & CS8427_UNLOCK))
304 break;
305 set_current_state(TASK_UNINTERRUPTIBLE);
306 schedule_timeout(1);
307 }
308 snd_i2c_lock(cs8427->bus);
309 chip->regmap[CS8427_REG_CLOCKSOURCE] &= ~CS8427_RXDMASK;
310 chip->regmap[CS8427_REG_CLOCKSOURCE] |= CS8427_RXDAES3INPUT;
311 snd_cs8427_reg_write(cs8427, CS8427_REG_CLOCKSOURCE, chip->regmap[CS8427_REG_CLOCKSOURCE]);
312 snd_i2c_unlock(cs8427->bus);
313}
314
315static int snd_cs8427_in_status_info(snd_kcontrol_t *kcontrol,
316 snd_ctl_elem_info_t *uinfo)
317{
318 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
319 uinfo->count = 1;
320 uinfo->value.integer.min = 0;
321 uinfo->value.integer.max = 255;
322 return 0;
323}
324
325static int snd_cs8427_in_status_get(snd_kcontrol_t *kcontrol,
326 snd_ctl_elem_value_t *ucontrol)
327{
328 snd_i2c_device_t *device = snd_kcontrol_chip(kcontrol);
329 int data;
330
331 snd_i2c_lock(device->bus);
332 data = snd_cs8427_reg_read(device, kcontrol->private_value);
333 snd_i2c_unlock(device->bus);
334 if (data < 0)
335 return data;
336 ucontrol->value.integer.value[0] = data;
337 return 0;
338}
339
340static int snd_cs8427_qsubcode_info(snd_kcontrol_t *kcontrol,
341 snd_ctl_elem_info_t *uinfo)
342{
343 uinfo->type = SNDRV_CTL_ELEM_TYPE_BYTES;
344 uinfo->count = 10;
345 return 0;
346}
347
348static int snd_cs8427_qsubcode_get(snd_kcontrol_t *kcontrol,
349 snd_ctl_elem_value_t *ucontrol)
350{
351 snd_i2c_device_t *device = snd_kcontrol_chip(kcontrol);
352 unsigned char reg = CS8427_REG_QSUBCODE;
353 int err;
354
355 snd_i2c_lock(device->bus);
356 if ((err = snd_i2c_sendbytes(device, &reg, 1)) != 1) {
357 snd_printk("unable to send register 0x%x byte to CS8427\n", reg);
358 snd_i2c_unlock(device->bus);
359 return err < 0 ? err : -EIO;
360 }
361 if ((err = snd_i2c_readbytes(device, ucontrol->value.bytes.data, 10)) != 10) {
362 snd_printk("unable to read Q-subcode bytes from CS8427\n");
363 snd_i2c_unlock(device->bus);
364 return err < 0 ? err : -EIO;
365 }
366 snd_i2c_unlock(device->bus);
367 return 0;
368}
369
370static int snd_cs8427_spdif_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
371{
372 uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
373 uinfo->count = 1;
374 return 0;
375}
376
377static int snd_cs8427_spdif_get(snd_kcontrol_t * kcontrol,
378 snd_ctl_elem_value_t * ucontrol)
379{
380 snd_i2c_device_t *device = snd_kcontrol_chip(kcontrol);
381 cs8427_t *chip = device->private_data;
382
383 snd_i2c_lock(device->bus);
384 memcpy(ucontrol->value.iec958.status, chip->playback.def_status, 24);
385 snd_i2c_unlock(device->bus);
386 return 0;
387}
388
389static int snd_cs8427_spdif_put(snd_kcontrol_t * kcontrol,
390 snd_ctl_elem_value_t * ucontrol)
391{
392 snd_i2c_device_t *device = snd_kcontrol_chip(kcontrol);
393 cs8427_t *chip = device->private_data;
394 unsigned char *status = kcontrol->private_value ? chip->playback.pcm_status : chip->playback.def_status;
395 snd_pcm_runtime_t *runtime = chip->playback.substream ? chip->playback.substream->runtime : NULL;
396 int err, change;
397
398 snd_i2c_lock(device->bus);
399 change = memcmp(ucontrol->value.iec958.status, status, 24) != 0;
400 memcpy(status, ucontrol->value.iec958.status, 24);
401 if (change && (kcontrol->private_value ? runtime != NULL : runtime == NULL)) {
402 err = snd_cs8427_send_corudata(device, 0, status, 24);
403 if (err < 0)
404 change = err;
405 }
406 snd_i2c_unlock(device->bus);
407 return change;
408}
409
410static int snd_cs8427_spdif_mask_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
411{
412 uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
413 uinfo->count = 1;
414 return 0;
415}
416
417static int snd_cs8427_spdif_mask_get(snd_kcontrol_t * kcontrol,
418 snd_ctl_elem_value_t * ucontrol)
419{
420 memset(ucontrol->value.iec958.status, 0xff, 24);
421 return 0;
422}
423
424static snd_kcontrol_new_t snd_cs8427_iec958_controls[] = {
425{
426 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
427 .info = snd_cs8427_in_status_info,
428 .name = "IEC958 CS8427 Input Status",
429 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
430 .get = snd_cs8427_in_status_get,
431 .private_value = 15,
432},
433{
434 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
435 .info = snd_cs8427_in_status_info,
436 .name = "IEC958 CS8427 Error Status",
437 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
438 .get = snd_cs8427_in_status_get,
439 .private_value = 16,
440},
441{
442 .access = SNDRV_CTL_ELEM_ACCESS_READ,
443 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
444 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,MASK),
445 .info = snd_cs8427_spdif_mask_info,
446 .get = snd_cs8427_spdif_mask_get,
447},
448{
449 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
450 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,DEFAULT),
451 .info = snd_cs8427_spdif_info,
452 .get = snd_cs8427_spdif_get,
453 .put = snd_cs8427_spdif_put,
454 .private_value = 0
455},
456{
457 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_INACTIVE,
458 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
459 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,PCM_STREAM),
460 .info = snd_cs8427_spdif_info,
461 .get = snd_cs8427_spdif_get,
462 .put = snd_cs8427_spdif_put,
463 .private_value = 1
464},
465{
466 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
467 .info = snd_cs8427_qsubcode_info,
468 .name = "IEC958 Q-subcode Capture Default",
469 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
470 .get = snd_cs8427_qsubcode_get
471}};
472
473int snd_cs8427_iec958_build(snd_i2c_device_t *cs8427,
474 snd_pcm_substream_t *play_substream,
475 snd_pcm_substream_t *cap_substream)
476{
477 cs8427_t *chip = cs8427->private_data;
478 snd_kcontrol_t *kctl;
479 unsigned int idx;
480 int err;
481
482 snd_assert(play_substream && cap_substream, return -EINVAL);
483 for (idx = 0; idx < ARRAY_SIZE(snd_cs8427_iec958_controls); idx++) {
484 kctl = snd_ctl_new1(&snd_cs8427_iec958_controls[idx], cs8427);
485 if (kctl == NULL)
486 return -ENOMEM;
487 kctl->id.device = play_substream->pcm->device;
488 kctl->id.subdevice = play_substream->number;
489 err = snd_ctl_add(cs8427->bus->card, kctl);
490 if (err < 0)
491 return err;
492 if (!strcmp(kctl->id.name, SNDRV_CTL_NAME_IEC958("",PLAYBACK,PCM_STREAM)))
493 chip->playback.pcm_ctl = kctl;
494 }
495
496 chip->playback.substream = play_substream;
497 chip->capture.substream = cap_substream;
498 snd_assert(chip->playback.pcm_ctl, return -EIO);
499 return 0;
500}
501
502int snd_cs8427_iec958_active(snd_i2c_device_t *cs8427, int active)
503{
504 cs8427_t *chip;
505
506 snd_assert(cs8427, return -ENXIO);
507 chip = cs8427->private_data;
508 if (active)
509 memcpy(chip->playback.pcm_status, chip->playback.def_status, 24);
510 chip->playback.pcm_ctl->vd[0].access &= ~SNDRV_CTL_ELEM_ACCESS_INACTIVE;
511 snd_ctl_notify(cs8427->bus->card, SNDRV_CTL_EVENT_MASK_VALUE |
512 SNDRV_CTL_EVENT_MASK_INFO, &chip->playback.pcm_ctl->id);
513 return 0;
514}
515
516int snd_cs8427_iec958_pcm(snd_i2c_device_t *cs8427, unsigned int rate)
517{
518 cs8427_t *chip;
519 char *status;
520 int err, reset;
521
522 snd_assert(cs8427, return -ENXIO);
523 chip = cs8427->private_data;
524 status = chip->playback.pcm_status;
525 snd_i2c_lock(cs8427->bus);
526 if (status[0] & IEC958_AES0_PROFESSIONAL) {
527 status[0] &= ~IEC958_AES0_PRO_FS;
528 switch (rate) {
529 case 32000: status[0] |= IEC958_AES0_PRO_FS_32000; break;
530 case 44100: status[0] |= IEC958_AES0_PRO_FS_44100; break;
531 case 48000: status[0] |= IEC958_AES0_PRO_FS_48000; break;
532 default: status[0] |= IEC958_AES0_PRO_FS_NOTID; break;
533 }
534 } else {
535 status[3] &= ~IEC958_AES3_CON_FS;
536 switch (rate) {
537 case 32000: status[3] |= IEC958_AES3_CON_FS_32000; break;
538 case 44100: status[3] |= IEC958_AES3_CON_FS_44100; break;
539 case 48000: status[3] |= IEC958_AES3_CON_FS_48000; break;
540 }
541 }
542 err = snd_cs8427_send_corudata(cs8427, 0, status, 24);
543 if (err > 0)
544 snd_ctl_notify(cs8427->bus->card,
545 SNDRV_CTL_EVENT_MASK_VALUE,
546 &chip->playback.pcm_ctl->id);
547 reset = chip->rate != rate;
548 chip->rate = rate;
549 snd_i2c_unlock(cs8427->bus);
550 if (reset)
551 snd_cs8427_reset(cs8427);
552 return err < 0 ? err : 0;
553}
554
555static int __init alsa_cs8427_module_init(void)
556{
557 return 0;
558}
559
560static void __exit alsa_cs8427_module_exit(void)
561{
562}
563
564module_init(alsa_cs8427_module_init)
565module_exit(alsa_cs8427_module_exit)
566
567EXPORT_SYMBOL(snd_cs8427_create);
568EXPORT_SYMBOL(snd_cs8427_reset);
569EXPORT_SYMBOL(snd_cs8427_reg_write);
570EXPORT_SYMBOL(snd_cs8427_iec958_build);
571EXPORT_SYMBOL(snd_cs8427_iec958_active);
572EXPORT_SYMBOL(snd_cs8427_iec958_pcm);
diff --git a/sound/i2c/i2c.c b/sound/i2c/i2c.c
new file mode 100644
index 000000000000..e8fa7e1a68e8
--- /dev/null
+++ b/sound/i2c/i2c.c
@@ -0,0 +1,333 @@
1/*
2 * Generic i2c interface for ALSA
3 *
4 * (c) 1998 Gerd Knorr <kraxel@cs.tu-berlin.de>
5 * Modified for the ALSA driver by Jaroslav Kysela <perex@suse.cz>
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 *
21 */
22
23#include <sound/driver.h>
24#include <linux/init.h>
25#include <linux/slab.h>
26#include <linux/string.h>
27#include <linux/errno.h>
28#include <sound/core.h>
29#include <sound/i2c.h>
30
31MODULE_AUTHOR("Jaroslav Kysela <perex@suse.cz>");
32MODULE_DESCRIPTION("Generic i2c interface for ALSA");
33MODULE_LICENSE("GPL");
34
35static int snd_i2c_bit_sendbytes(snd_i2c_device_t *device, unsigned char *bytes, int count);
36static int snd_i2c_bit_readbytes(snd_i2c_device_t *device, unsigned char *bytes, int count);
37static int snd_i2c_bit_probeaddr(snd_i2c_bus_t *bus, unsigned short addr);
38
39static snd_i2c_ops_t snd_i2c_bit_ops = {
40 .sendbytes = snd_i2c_bit_sendbytes,
41 .readbytes = snd_i2c_bit_readbytes,
42 .probeaddr = snd_i2c_bit_probeaddr,
43};
44
45static int snd_i2c_bus_free(snd_i2c_bus_t *bus)
46{
47 snd_i2c_bus_t *slave;
48 snd_i2c_device_t *device;
49
50 snd_assert(bus != NULL, return -EINVAL);
51 while (!list_empty(&bus->devices)) {
52 device = snd_i2c_device(bus->devices.next);
53 snd_i2c_device_free(device);
54 }
55 if (bus->master)
56 list_del(&bus->buses);
57 else {
58 while (!list_empty(&bus->buses)) {
59 slave = snd_i2c_slave_bus(bus->buses.next);
60 snd_device_free(bus->card, slave);
61 }
62 }
63 if (bus->private_free)
64 bus->private_free(bus);
65 kfree(bus);
66 return 0;
67}
68
69static int snd_i2c_bus_dev_free(snd_device_t *device)
70{
71 snd_i2c_bus_t *bus = device->device_data;
72 return snd_i2c_bus_free(bus);
73}
74
75int snd_i2c_bus_create(snd_card_t *card, const char *name, snd_i2c_bus_t *master, snd_i2c_bus_t **ri2c)
76{
77 snd_i2c_bus_t *bus;
78 int err;
79 static snd_device_ops_t ops = {
80 .dev_free = snd_i2c_bus_dev_free,
81 };
82
83 *ri2c = NULL;
84 bus = kcalloc(1, sizeof(*bus), GFP_KERNEL);
85 if (bus == NULL)
86 return -ENOMEM;
87 init_MUTEX(&bus->lock_mutex);
88 INIT_LIST_HEAD(&bus->devices);
89 INIT_LIST_HEAD(&bus->buses);
90 bus->card = card;
91 bus->ops = &snd_i2c_bit_ops;
92 if (master) {
93 list_add_tail(&bus->buses, &master->buses);
94 bus->master = master;
95 }
96 strlcpy(bus->name, name, sizeof(bus->name));
97 if ((err = snd_device_new(card, SNDRV_DEV_BUS, bus, &ops)) < 0) {
98 snd_i2c_bus_free(bus);
99 return err;
100 }
101 *ri2c = bus;
102 return 0;
103}
104
105int snd_i2c_device_create(snd_i2c_bus_t *bus, const char *name, unsigned char addr, snd_i2c_device_t **rdevice)
106{
107 snd_i2c_device_t *device;
108
109 *rdevice = NULL;
110 snd_assert(bus != NULL, return -EINVAL);
111 device = kcalloc(1, sizeof(*device), GFP_KERNEL);
112 if (device == NULL)
113 return -ENOMEM;
114 device->addr = addr;
115 strlcpy(device->name, name, sizeof(device->name));
116 list_add_tail(&device->list, &bus->devices);
117 device->bus = bus;
118 *rdevice = device;
119 return 0;
120}
121
122int snd_i2c_device_free(snd_i2c_device_t *device)
123{
124 if (device->bus)
125 list_del(&device->list);
126 if (device->private_free)
127 device->private_free(device);
128 kfree(device);
129 return 0;
130}
131
132int snd_i2c_sendbytes(snd_i2c_device_t *device, unsigned char *bytes, int count)
133{
134 return device->bus->ops->sendbytes(device, bytes, count);
135}
136
137
138int snd_i2c_readbytes(snd_i2c_device_t *device, unsigned char *bytes, int count)
139{
140 return device->bus->ops->readbytes(device, bytes, count);
141}
142
143int snd_i2c_probeaddr(snd_i2c_bus_t *bus, unsigned short addr)
144{
145 return bus->ops->probeaddr(bus, addr);
146}
147
148/*
149 * bit-operations
150 */
151
152static inline void snd_i2c_bit_hw_start(snd_i2c_bus_t *bus)
153{
154 if (bus->hw_ops.bit->start)
155 bus->hw_ops.bit->start(bus);
156}
157
158static inline void snd_i2c_bit_hw_stop(snd_i2c_bus_t *bus)
159{
160 if (bus->hw_ops.bit->stop)
161 bus->hw_ops.bit->stop(bus);
162}
163
164static void snd_i2c_bit_direction(snd_i2c_bus_t *bus, int clock, int data)
165{
166 if (bus->hw_ops.bit->direction)
167 bus->hw_ops.bit->direction(bus, clock, data);
168}
169
170static void snd_i2c_bit_set(snd_i2c_bus_t *bus, int clock, int data)
171{
172 bus->hw_ops.bit->setlines(bus, clock, data);
173}
174
175#if 0
176static int snd_i2c_bit_clock(snd_i2c_bus_t *bus)
177{
178 if (bus->hw_ops.bit->getclock)
179 return bus->hw_ops.bit->getclock(bus);
180 return -ENXIO;
181}
182#endif
183
184static int snd_i2c_bit_data(snd_i2c_bus_t *bus, int ack)
185{
186 return bus->hw_ops.bit->getdata(bus, ack);
187}
188
189static void snd_i2c_bit_start(snd_i2c_bus_t *bus)
190{
191 snd_i2c_bit_hw_start(bus);
192 snd_i2c_bit_direction(bus, 1, 1); /* SCL - wr, SDA - wr */
193 snd_i2c_bit_set(bus, 1, 1);
194 snd_i2c_bit_set(bus, 1, 0);
195 snd_i2c_bit_set(bus, 0, 0);
196}
197
198static void snd_i2c_bit_stop(snd_i2c_bus_t *bus)
199{
200 snd_i2c_bit_set(bus, 0, 0);
201 snd_i2c_bit_set(bus, 1, 0);
202 snd_i2c_bit_set(bus, 1, 1);
203 snd_i2c_bit_hw_stop(bus);
204}
205
206static void snd_i2c_bit_send(snd_i2c_bus_t *bus, int data)
207{
208 snd_i2c_bit_set(bus, 0, data);
209 snd_i2c_bit_set(bus, 1, data);
210 snd_i2c_bit_set(bus, 0, data);
211}
212
213static int snd_i2c_bit_ack(snd_i2c_bus_t *bus)
214{
215 int ack;
216
217 snd_i2c_bit_set(bus, 0, 1);
218 snd_i2c_bit_set(bus, 1, 1);
219 snd_i2c_bit_direction(bus, 1, 0); /* SCL - wr, SDA - rd */
220 ack = snd_i2c_bit_data(bus, 1);
221 snd_i2c_bit_direction(bus, 1, 1); /* SCL - wr, SDA - wr */
222 snd_i2c_bit_set(bus, 0, 1);
223 return ack ? -EIO : 0;
224}
225
226static int snd_i2c_bit_sendbyte(snd_i2c_bus_t *bus, unsigned char data)
227{
228 int i, err;
229
230 for (i = 7; i >= 0; i--)
231 snd_i2c_bit_send(bus, !!(data & (1 << i)));
232 if ((err = snd_i2c_bit_ack(bus)) < 0)
233 return err;
234 return 0;
235}
236
237static int snd_i2c_bit_readbyte(snd_i2c_bus_t *bus, int last)
238{
239 int i;
240 unsigned char data = 0;
241
242 snd_i2c_bit_set(bus, 0, 1);
243 snd_i2c_bit_direction(bus, 1, 0); /* SCL - wr, SDA - rd */
244 for (i = 7; i >= 0; i--) {
245 snd_i2c_bit_set(bus, 1, 1);
246 if (snd_i2c_bit_data(bus, 0))
247 data |= (1 << i);
248 snd_i2c_bit_set(bus, 0, 1);
249 }
250 snd_i2c_bit_direction(bus, 1, 1); /* SCL - wr, SDA - wr */
251 snd_i2c_bit_send(bus, !!last);
252 return data;
253}
254
255static int snd_i2c_bit_sendbytes(snd_i2c_device_t *device, unsigned char *bytes, int count)
256{
257 snd_i2c_bus_t *bus = device->bus;
258 int err, res = 0;
259
260 if (device->flags & SND_I2C_DEVICE_ADDRTEN)
261 return -EIO; /* not yet implemented */
262 snd_i2c_bit_start(bus);
263 if ((err = snd_i2c_bit_sendbyte(bus, device->addr << 1)) < 0) {
264 snd_i2c_bit_hw_stop(bus);
265 return err;
266 }
267 while (count-- > 0) {
268 if ((err = snd_i2c_bit_sendbyte(bus, *bytes++)) < 0) {
269 snd_i2c_bit_hw_stop(bus);
270 return err;
271 }
272 res++;
273 }
274 snd_i2c_bit_stop(bus);
275 return res;
276}
277
278static int snd_i2c_bit_readbytes(snd_i2c_device_t *device, unsigned char *bytes, int count)
279{
280 snd_i2c_bus_t *bus = device->bus;
281 int err, res = 0;
282
283 if (device->flags & SND_I2C_DEVICE_ADDRTEN)
284 return -EIO; /* not yet implemented */
285 snd_i2c_bit_start(bus);
286 if ((err = snd_i2c_bit_sendbyte(bus, (device->addr << 1) | 1)) < 0) {
287 snd_i2c_bit_hw_stop(bus);
288 return err;
289 }
290 while (count-- > 0) {
291 if ((err = snd_i2c_bit_readbyte(bus, count == 0)) < 0) {
292 snd_i2c_bit_hw_stop(bus);
293 return err;
294 }
295 *bytes++ = (unsigned char)err;
296 res++;
297 }
298 snd_i2c_bit_stop(bus);
299 return res;
300}
301
302static int snd_i2c_bit_probeaddr(snd_i2c_bus_t *bus, unsigned short addr)
303{
304 int err;
305
306 if (addr & 0x8000) /* 10-bit address */
307 return -EIO; /* not yet implemented */
308 if (addr & 0x7f80) /* invalid address */
309 return -EINVAL;
310 snd_i2c_bit_start(bus);
311 err = snd_i2c_bit_sendbyte(bus, addr << 1);
312 snd_i2c_bit_stop(bus);
313 return err;
314}
315
316EXPORT_SYMBOL(snd_i2c_bus_create);
317EXPORT_SYMBOL(snd_i2c_device_create);
318EXPORT_SYMBOL(snd_i2c_device_free);
319EXPORT_SYMBOL(snd_i2c_sendbytes);
320EXPORT_SYMBOL(snd_i2c_readbytes);
321EXPORT_SYMBOL(snd_i2c_probeaddr);
322
323static int __init alsa_i2c_init(void)
324{
325 return 0;
326}
327
328static void __exit alsa_i2c_exit(void)
329{
330}
331
332module_init(alsa_i2c_init)
333module_exit(alsa_i2c_exit)
diff --git a/sound/i2c/l3/Makefile b/sound/i2c/l3/Makefile
new file mode 100644
index 000000000000..49455b8dcc04
--- /dev/null
+++ b/sound/i2c/l3/Makefile
@@ -0,0 +1,8 @@
1#
2# Makefile for ALSA
3#
4
5snd-uda1341-objs := uda1341.o
6
7# Module Dependency
8obj-$(CONFIG_SND_SA11XX_UDA1341) += snd-uda1341.o
diff --git a/sound/i2c/l3/uda1341.c b/sound/i2c/l3/uda1341.c
new file mode 100644
index 000000000000..e13122f3fc50
--- /dev/null
+++ b/sound/i2c/l3/uda1341.c
@@ -0,0 +1,830 @@
1/*
2 * Philips UDA1341 mixer device driver
3 * Copyright (c) 2002 Tomas Kasparek <tomas.kasparek@seznam.cz>
4 *
5 * Portions are Copyright (C) 2000 Lernout & Hauspie Speech Products, N.V.
6 *
7 * This program is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License.
9 *
10 * History:
11 *
12 * 2002-03-13 Tomas Kasparek initial release - based on uda1341.c from OSS
13 * 2002-03-28 Tomas Kasparek basic mixer is working (volume, bass, treble)
14 * 2002-03-30 Tomas Kasparek proc filesystem support, complete mixer and DSP
15 * features support
16 * 2002-04-12 Tomas Kasparek proc interface update, code cleanup
17 * 2002-05-12 Tomas Kasparek another code cleanup
18 */
19
20/* $Id: uda1341.c,v 1.15 2005/01/03 12:05:20 tiwai Exp $ */
21
22#include <sound/driver.h>
23#include <linux/module.h>
24#include <linux/init.h>
25#include <linux/types.h>
26#include <linux/slab.h>
27#include <linux/errno.h>
28#include <linux/ioctl.h>
29
30#include <asm/uaccess.h>
31
32#include <sound/core.h>
33#include <sound/control.h>
34#include <sound/initval.h>
35#include <sound/info.h>
36
37#include <linux/l3/l3.h>
38
39#include <sound/uda1341.h>
40
41/* {{{ HW regs definition */
42
43#define STAT0 0x00
44#define STAT1 0x80
45#define STAT_MASK 0x80
46
47#define DATA0_0 0x00
48#define DATA0_1 0x40
49#define DATA0_2 0x80
50#define DATA_MASK 0xc0
51
52#define IS_DATA0(x) ((x) >= data0_0 && (x) <= data0_2)
53#define IS_DATA1(x) ((x) == data1)
54#define IS_STATUS(x) ((x) == stat0 || (x) == stat1)
55#define IS_EXTEND(x) ((x) >= ext0 && (x) <= ext6)
56
57/* }}} */
58
59enum uda1341_regs_names {
60 stat0,
61 stat1,
62 data0_0,
63 data0_1,
64 data0_2,
65 data1,
66 ext0,
67 ext1,
68 ext2,
69 empty,
70 ext4,
71 ext5,
72 ext6,
73 uda1341_reg_last,
74};
75
76const char *uda1341_reg_names[] = {
77 "stat 0 ",
78 "stat 1 ",
79 "data 00",
80 "data 01",
81 "data 02",
82 "data 1 ",
83 "ext 0",
84 "ext 1",
85 "ext 2",
86 "empty",
87 "ext 4",
88 "ext 5",
89 "ext 6",
90};
91
92const int uda1341_enum_items[] = {
93 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
94 2, //peak - before/after
95 4, //deemp - none/32/44.1/48
96 0,
97 4, //filter - flat/min/min/max
98 0, 0, 0,
99 4, //mixer - differ/line/mic/mixer
100 0, 0, 0, 0, 0,
101};
102
103const char ** uda1341_enum_names[] = {
104 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
105 peak_names, //peak - before/after
106 deemp_names, //deemp - none/32/44.1/48
107 NULL,
108 filter_names, //filter - flat/min/min/max
109 NULL, NULL, NULL,
110 mixer_names, //mixer - differ/line/mic/mixer
111 NULL, NULL, NULL, NULL, NULL,
112};
113
114typedef int uda1341_cfg[CMD_LAST];
115
116typedef struct uda1341 uda1341_t;
117
118struct uda1341 {
119 int (*write) (struct l3_client *uda1341, unsigned short reg, unsigned short val);
120 int (*read) (struct l3_client *uda1341, unsigned short reg);
121 unsigned char regs[uda1341_reg_last];
122 int active;
123 spinlock_t reg_lock;
124 snd_card_t *card;
125 uda1341_cfg cfg;
126#ifdef CONFIG_PM
127 unsigned char suspend_regs[uda1341_reg_last];
128 uda1341_cfg suspend_cfg;
129#endif
130};
131
132//hack for ALSA magic casting
133typedef struct l3_client l3_client_t;
134
135/* transfer 8bit integer into string with binary representation */
136void int2str_bin8(uint8_t val, char *buf){
137 const int size = sizeof(val) * 8;
138 int i;
139
140 for (i= 0; i < size; i++){
141 *(buf++) = (val >> (size - 1)) ? '1' : '0';
142 val <<= 1;
143 }
144 *buf = '\0'; //end the string with zero
145}
146
147/* {{{ HW manipulation routines */
148
149int snd_uda1341_codec_write(struct l3_client *clnt, unsigned short reg, unsigned short val)
150{
151 struct uda1341 *uda = clnt->driver_data;
152 unsigned char buf[2] = { 0xc0, 0xe0 }; // for EXT addressing
153 int err = 0;
154
155 uda->regs[reg] = val;
156
157 if (uda->active) {
158 if (IS_DATA0(reg)) {
159 err = l3_write(clnt, UDA1341_DATA0, (const unsigned char *)&val, 1);
160 } else if (IS_DATA1(reg)) {
161 err = l3_write(clnt, UDA1341_DATA1, (const unsigned char *)&val, 1);
162 } else if (IS_STATUS(reg)) {
163 err = l3_write(clnt, UDA1341_STATUS, (const unsigned char *)&val, 1);
164 } else if (IS_EXTEND(reg)) {
165 buf[0] |= (reg - ext0) & 0x7; //EXT address
166 buf[1] |= val; //EXT data
167 err = l3_write(clnt, UDA1341_DATA0, (const unsigned char *)buf, 2);
168 }
169 } else
170 printk(KERN_ERR "UDA1341 codec not active!\n");
171 return err;
172}
173
174int snd_uda1341_codec_read(struct l3_client *clnt, unsigned short reg)
175{
176 unsigned char val;
177 int err;
178
179 err = l3_read(clnt, reg, &val, 1);
180 if (err == 1)
181 // use just 6bits - the rest is address of the reg
182 return val & 63;
183 return err < 0 ? err : -EIO;
184}
185
186static inline int snd_uda1341_valid_reg(struct l3_client *clnt, unsigned short reg)
187{
188 return reg < uda1341_reg_last;
189}
190
191int snd_uda1341_update_bits(struct l3_client *clnt, unsigned short reg, unsigned short mask,
192 unsigned short shift, unsigned short value, int flush)
193{
194 int change;
195 unsigned short old, new;
196 struct uda1341 *uda = clnt->driver_data;
197
198#if 0
199 printk(KERN_DEBUG "update_bits: reg: %s mask: %d shift: %d val: %d\n",
200 uda1341_reg_names[reg], mask, shift, value);
201#endif
202
203 if (!snd_uda1341_valid_reg(clnt, reg))
204 return -EINVAL;
205 spin_lock(&uda->reg_lock);
206 old = uda->regs[reg];
207 new = (old & ~(mask << shift)) | (value << shift);
208 change = old != new;
209 if (change) {
210 if (flush) uda->write(clnt, reg, new);
211 uda->regs[reg] = new;
212 }
213 spin_unlock(&uda->reg_lock);
214 return change;
215}
216
217int snd_uda1341_cfg_write(struct l3_client *clnt, unsigned short what,
218 unsigned short value, int flush)
219{
220 struct uda1341 *uda = clnt->driver_data;
221 int ret = 0;
222#ifdef CONFIG_PM
223 int reg;
224#endif
225
226#if 0
227 printk(KERN_DEBUG "cfg_write what: %d value: %d\n", what, value);
228#endif
229
230 uda->cfg[what] = value;
231
232 switch(what) {
233 case CMD_RESET:
234 ret = snd_uda1341_update_bits(clnt, data0_2, 1, 2, 1, flush); // MUTE
235 ret = snd_uda1341_update_bits(clnt, stat0, 1, 6, 1, flush); // RESET
236 ret = snd_uda1341_update_bits(clnt, stat0, 1, 6, 0, flush); // RESTORE
237 uda->cfg[CMD_RESET]=0;
238 break;
239 case CMD_FS:
240 ret = snd_uda1341_update_bits(clnt, stat0, 3, 4, value, flush);
241 break;
242 case CMD_FORMAT:
243 ret = snd_uda1341_update_bits(clnt, stat0, 7, 1, value, flush);
244 break;
245 case CMD_OGAIN:
246 ret = snd_uda1341_update_bits(clnt, stat1, 1, 6, value, flush);
247 break;
248 case CMD_IGAIN:
249 ret = snd_uda1341_update_bits(clnt, stat1, 1, 5, value, flush);
250 break;
251 case CMD_DAC:
252 ret = snd_uda1341_update_bits(clnt, stat1, 1, 0, value, flush);
253 break;
254 case CMD_ADC:
255 ret = snd_uda1341_update_bits(clnt, stat1, 1, 1, value, flush);
256 break;
257 case CMD_VOLUME:
258 ret = snd_uda1341_update_bits(clnt, data0_0, 63, 0, value, flush);
259 break;
260 case CMD_BASS:
261 ret = snd_uda1341_update_bits(clnt, data0_1, 15, 2, value, flush);
262 break;
263 case CMD_TREBBLE:
264 ret = snd_uda1341_update_bits(clnt, data0_1, 3, 0, value, flush);
265 break;
266 case CMD_PEAK:
267 ret = snd_uda1341_update_bits(clnt, data0_2, 1, 5, value, flush);
268 break;
269 case CMD_DEEMP:
270 ret = snd_uda1341_update_bits(clnt, data0_2, 3, 3, value, flush);
271 break;
272 case CMD_MUTE:
273 ret = snd_uda1341_update_bits(clnt, data0_2, 1, 2, value, flush);
274 break;
275 case CMD_FILTER:
276 ret = snd_uda1341_update_bits(clnt, data0_2, 3, 0, value, flush);
277 break;
278 case CMD_CH1:
279 ret = snd_uda1341_update_bits(clnt, ext0, 31, 0, value, flush);
280 break;
281 case CMD_CH2:
282 ret = snd_uda1341_update_bits(clnt, ext1, 31, 0, value, flush);
283 break;
284 case CMD_MIC:
285 ret = snd_uda1341_update_bits(clnt, ext2, 7, 2, value, flush);
286 break;
287 case CMD_MIXER:
288 ret = snd_uda1341_update_bits(clnt, ext2, 3, 0, value, flush);
289 break;
290 case CMD_AGC:
291 ret = snd_uda1341_update_bits(clnt, ext4, 1, 4, value, flush);
292 break;
293 case CMD_IG:
294 ret = snd_uda1341_update_bits(clnt, ext4, 3, 0, value & 0x3, flush);
295 ret = snd_uda1341_update_bits(clnt, ext5, 31, 0, value >> 2, flush);
296 break;
297 case CMD_AGC_TIME:
298 ret = snd_uda1341_update_bits(clnt, ext6, 7, 2, value, flush);
299 break;
300 case CMD_AGC_LEVEL:
301 ret = snd_uda1341_update_bits(clnt, ext6, 3, 0, value, flush);
302 break;
303#ifdef CONFIG_PM
304 case CMD_SUSPEND:
305 for (reg = stat0; reg < uda1341_reg_last; reg++)
306 uda->suspend_regs[reg] = uda->regs[reg];
307 for (reg = 0; reg < CMD_LAST; reg++)
308 uda->suspend_cfg[reg] = uda->cfg[reg];
309 break;
310 case CMD_RESUME:
311 for (reg = stat0; reg < uda1341_reg_last; reg++)
312 snd_uda1341_codec_write(clnt, reg, uda->suspend_regs[reg]);
313 for (reg = 0; reg < CMD_LAST; reg++)
314 uda->cfg[reg] = uda->suspend_cfg[reg];
315 break;
316#endif
317 default:
318 ret = -EINVAL;
319 break;
320 }
321
322 if (!uda->active)
323 printk(KERN_ERR "UDA1341 codec not active!\n");
324 return ret;
325}
326
327/* }}} */
328
329/* {{{ Proc interface */
330
331static void snd_uda1341_proc_read(snd_info_entry_t *entry,
332 snd_info_buffer_t * buffer)
333{
334 struct l3_client *clnt = entry->private_data;
335 struct uda1341 *uda = clnt->driver_data;
336 int peak;
337
338 peak = snd_uda1341_codec_read(clnt, UDA1341_DATA1);
339 if (peak < 0)
340 peak = 0;
341
342 snd_iprintf(buffer, "%s\n\n", uda->card->longname);
343
344 // for information about computed values see UDA1341TS datasheet pages 15 - 21
345 snd_iprintf(buffer, "DAC power : %s\n", uda->cfg[CMD_DAC] ? "on" : "off");
346 snd_iprintf(buffer, "ADC power : %s\n", uda->cfg[CMD_ADC] ? "on" : "off");
347 snd_iprintf(buffer, "Clock frequency : %s\n", fs_names[uda->cfg[CMD_FS]]);
348 snd_iprintf(buffer, "Data format : %s\n\n", format_names[uda->cfg[CMD_FORMAT]]);
349
350 snd_iprintf(buffer, "Filter mode : %s\n", filter_names[uda->cfg[CMD_FILTER]]);
351 snd_iprintf(buffer, "Mixer mode : %s\n", mixer_names[uda->cfg[CMD_MIXER]]);
352 snd_iprintf(buffer, "De-emphasis : %s\n", deemp_names[uda->cfg[CMD_DEEMP]]);
353 snd_iprintf(buffer, "Peak detection pos. : %s\n", uda->cfg[CMD_PEAK] ? "after" : "before");
354 snd_iprintf(buffer, "Peak value : %s\n\n", peak_value[peak]);
355
356 snd_iprintf(buffer, "Automatic Gain Ctrl : %s\n", uda->cfg[CMD_AGC] ? "on" : "off");
357 snd_iprintf(buffer, "AGC attack time : %d ms\n", AGC_atime[uda->cfg[CMD_AGC_TIME]]);
358 snd_iprintf(buffer, "AGC decay time : %d ms\n", AGC_dtime[uda->cfg[CMD_AGC_TIME]]);
359 snd_iprintf(buffer, "AGC output level : %s dB\n\n", AGC_level[uda->cfg[CMD_AGC_LEVEL]]);
360
361 snd_iprintf(buffer, "Mute : %s\n", uda->cfg[CMD_MUTE] ? "on" : "off");
362
363 if (uda->cfg[CMD_VOLUME] == 0)
364 snd_iprintf(buffer, "Volume : 0 dB\n");
365 else if (uda->cfg[CMD_VOLUME] < 62)
366 snd_iprintf(buffer, "Volume : %d dB\n", -1*uda->cfg[CMD_VOLUME] +1);
367 else
368 snd_iprintf(buffer, "Volume : -INF dB\n");
369 snd_iprintf(buffer, "Bass : %s\n", bass_values[uda->cfg[CMD_FILTER]][uda->cfg[CMD_BASS]]);
370 snd_iprintf(buffer, "Trebble : %d dB\n", uda->cfg[CMD_FILTER] ? 2*uda->cfg[CMD_TREBBLE] : 0);
371 snd_iprintf(buffer, "Input Gain (6dB) : %s\n", uda->cfg[CMD_IGAIN] ? "on" : "off");
372 snd_iprintf(buffer, "Output Gain (6dB) : %s\n", uda->cfg[CMD_OGAIN] ? "on" : "off");
373 snd_iprintf(buffer, "Mic sensitivity : %s\n", mic_sens_value[uda->cfg[CMD_MIC]]);
374
375
376 if(uda->cfg[CMD_CH1] < 31)
377 snd_iprintf(buffer, "Mixer gain channel 1: -%d.%c dB\n",
378 ((uda->cfg[CMD_CH1] >> 1) * 3) + (uda->cfg[CMD_CH1] & 1),
379 uda->cfg[CMD_CH1] & 1 ? '5' : '0');
380 else
381 snd_iprintf(buffer, "Mixer gain channel 1: -INF dB\n");
382 if(uda->cfg[CMD_CH2] < 31)
383 snd_iprintf(buffer, "Mixer gain channel 2: -%d.%c dB\n",
384 ((uda->cfg[CMD_CH2] >> 1) * 3) + (uda->cfg[CMD_CH2] & 1),
385 uda->cfg[CMD_CH2] & 1 ? '5' : '0');
386 else
387 snd_iprintf(buffer, "Mixer gain channel 2: -INF dB\n");
388
389 if(uda->cfg[CMD_IG] > 5)
390 snd_iprintf(buffer, "Input Amp. Gain ch 2: %d.%c dB\n",
391 (uda->cfg[CMD_IG] >> 1) -3, uda->cfg[CMD_IG] & 1 ? '5' : '0');
392 else
393 snd_iprintf(buffer, "Input Amp. Gain ch 2: %s dB\n", ig_small_value[uda->cfg[CMD_IG]]);
394}
395
396static void snd_uda1341_proc_regs_read(snd_info_entry_t *entry,
397 snd_info_buffer_t * buffer)
398{
399 struct l3_client *clnt = entry->private_data;
400 struct uda1341 *uda = clnt->driver_data;
401 int reg;
402 char buf[12];
403
404 spin_lock(&uda->reg_lock);
405 for (reg = 0; reg < uda1341_reg_last; reg ++) {
406 if (reg == empty)
407 continue;
408 int2str_bin8(uda->regs[reg], buf);
409 snd_iprintf(buffer, "%s = %s\n", uda1341_reg_names[reg], buf);
410 }
411
412 int2str_bin8(snd_uda1341_codec_read(clnt, UDA1341_DATA1), buf);
413 snd_iprintf(buffer, "DATA1 = %s\n", buf);
414
415 spin_unlock(&uda->reg_lock);
416}
417
418static void __devinit snd_uda1341_proc_init(snd_card_t *card, struct l3_client *clnt)
419{
420 snd_info_entry_t *entry;
421
422 if (! snd_card_proc_new(card, "uda1341", &entry))
423 snd_info_set_text_ops(entry, clnt, 1024, snd_uda1341_proc_read);
424 if (! snd_card_proc_new(card, "uda1341-regs", &entry))
425 snd_info_set_text_ops(entry, clnt, 1024, snd_uda1341_proc_regs_read);
426}
427
428/* }}} */
429
430/* {{{ Mixer controls setting */
431
432/* {{{ UDA1341 single functions */
433
434#define UDA1341_SINGLE(xname, where, reg, shift, mask, invert) \
435{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .info = snd_uda1341_info_single, \
436 .get = snd_uda1341_get_single, .put = snd_uda1341_put_single, \
437 .private_value = where | (reg << 5) | (shift << 9) | (mask << 12) | (invert << 18) \
438}
439
440static int snd_uda1341_info_single(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
441{
442 int mask = (kcontrol->private_value >> 12) & 63;
443
444 uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER;
445 uinfo->count = 1;
446 uinfo->value.integer.min = 0;
447 uinfo->value.integer.max = mask;
448 return 0;
449}
450
451static int snd_uda1341_get_single(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
452{
453 struct l3_client *clnt = snd_kcontrol_chip(kcontrol);
454 uda1341_t *uda = clnt->driver_data;
455 int where = kcontrol->private_value & 31;
456 int mask = (kcontrol->private_value >> 12) & 63;
457 int invert = (kcontrol->private_value >> 18) & 1;
458
459 ucontrol->value.integer.value[0] = uda->cfg[where];
460 if (invert)
461 ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0];
462
463 return 0;
464}
465
466static int snd_uda1341_put_single(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
467{
468 struct l3_client *clnt = snd_kcontrol_chip(kcontrol);
469 uda1341_t *uda = clnt->driver_data;
470 int where = kcontrol->private_value & 31;
471 int reg = (kcontrol->private_value >> 5) & 15;
472 int shift = (kcontrol->private_value >> 9) & 7;
473 int mask = (kcontrol->private_value >> 12) & 63;
474 int invert = (kcontrol->private_value >> 18) & 1;
475 unsigned short val;
476
477 val = (ucontrol->value.integer.value[0] & mask);
478 if (invert)
479 val = mask - val;
480
481 uda->cfg[where] = val;
482 return snd_uda1341_update_bits(clnt, reg, mask, shift, val, FLUSH);
483}
484
485/* }}} */
486
487/* {{{ UDA1341 enum functions */
488
489#define UDA1341_ENUM(xname, where, reg, shift, mask, invert) \
490{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .info = snd_uda1341_info_enum, \
491 .get = snd_uda1341_get_enum, .put = snd_uda1341_put_enum, \
492 .private_value = where | (reg << 5) | (shift << 9) | (mask << 12) | (invert << 18) \
493}
494
495static int snd_uda1341_info_enum(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
496{
497 int where = kcontrol->private_value & 31;
498 const char **texts;
499
500 // this register we don't handle this way
501 if (!uda1341_enum_items[where])
502 return -EINVAL;
503
504 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
505 uinfo->count = 1;
506 uinfo->value.enumerated.items = uda1341_enum_items[where];
507
508 if (uinfo->value.enumerated.item >= uda1341_enum_items[where])
509 uinfo->value.enumerated.item = uda1341_enum_items[where] - 1;
510
511 texts = uda1341_enum_names[where];
512 strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]);
513 return 0;
514}
515
516static int snd_uda1341_get_enum(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
517{
518 struct l3_client *clnt = snd_kcontrol_chip(kcontrol);
519 uda1341_t *uda = clnt->driver_data;
520 int where = kcontrol->private_value & 31;
521
522 ucontrol->value.enumerated.item[0] = uda->cfg[where];
523 return 0;
524}
525
526static int snd_uda1341_put_enum(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
527{
528 struct l3_client *clnt = snd_kcontrol_chip(kcontrol);
529 uda1341_t *uda = clnt->driver_data;
530 int where = kcontrol->private_value & 31;
531 int reg = (kcontrol->private_value >> 5) & 15;
532 int shift = (kcontrol->private_value >> 9) & 7;
533 int mask = (kcontrol->private_value >> 12) & 63;
534
535 uda->cfg[where] = (ucontrol->value.enumerated.item[0] & mask);
536
537 return snd_uda1341_update_bits(clnt, reg, mask, shift, uda->cfg[where], FLUSH);
538}
539
540/* }}} */
541
542/* {{{ UDA1341 2regs functions */
543
544#define UDA1341_2REGS(xname, where, reg_1, reg_2, shift_1, shift_2, mask_1, mask_2, invert) \
545{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), .info = snd_uda1341_info_2regs, \
546 .get = snd_uda1341_get_2regs, .put = snd_uda1341_put_2regs, \
547 .private_value = where | (reg_1 << 5) | (reg_2 << 9) | (shift_1 << 13) | (shift_2 << 16) | \
548 (mask_1 << 19) | (mask_2 << 25) | (invert << 31) \
549}
550
551
552static int snd_uda1341_info_2regs(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
553{
554 int mask_1 = (kcontrol->private_value >> 19) & 63;
555 int mask_2 = (kcontrol->private_value >> 25) & 63;
556 int mask;
557
558 mask = (mask_2 + 1) * (mask_1 + 1) - 1;
559 uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER;
560 uinfo->count = 1;
561 uinfo->value.integer.min = 0;
562 uinfo->value.integer.max = mask;
563 return 0;
564}
565
566static int snd_uda1341_get_2regs(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
567{
568 struct l3_client *clnt = snd_kcontrol_chip(kcontrol);
569 uda1341_t *uda = clnt->driver_data;
570 int where = kcontrol->private_value & 31;
571 int mask_1 = (kcontrol->private_value >> 19) & 63;
572 int mask_2 = (kcontrol->private_value >> 25) & 63;
573 int invert = (kcontrol->private_value >> 31) & 1;
574 int mask;
575
576 mask = (mask_2 + 1) * (mask_1 + 1) - 1;
577
578 ucontrol->value.integer.value[0] = uda->cfg[where];
579 if (invert)
580 ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0];
581 return 0;
582}
583
584static int snd_uda1341_put_2regs(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
585{
586 struct l3_client *clnt = snd_kcontrol_chip(kcontrol);
587 uda1341_t *uda = clnt->driver_data;
588 int where = kcontrol->private_value & 31;
589 int reg_1 = (kcontrol->private_value >> 5) & 15;
590 int reg_2 = (kcontrol->private_value >> 9) & 15;
591 int shift_1 = (kcontrol->private_value >> 13) & 7;
592 int shift_2 = (kcontrol->private_value >> 16) & 7;
593 int mask_1 = (kcontrol->private_value >> 19) & 63;
594 int mask_2 = (kcontrol->private_value >> 25) & 63;
595 int invert = (kcontrol->private_value >> 31) & 1;
596 int mask;
597 unsigned short val1, val2, val;
598
599 val = ucontrol->value.integer.value[0];
600
601 mask = (mask_2 + 1) * (mask_1 + 1) - 1;
602
603 val1 = val & mask_1;
604 val2 = (val / (mask_1 + 1)) & mask_2;
605
606 if (invert) {
607 val1 = mask_1 - val1;
608 val2 = mask_2 - val2;
609 }
610
611 uda->cfg[where] = invert ? mask - val : val;
612
613 //FIXME - return value
614 snd_uda1341_update_bits(clnt, reg_1, mask_1, shift_1, val1, FLUSH);
615 return snd_uda1341_update_bits(clnt, reg_2, mask_2, shift_2, val2, FLUSH);
616}
617
618/* }}} */
619
620static snd_kcontrol_new_t snd_uda1341_controls[] = {
621 UDA1341_SINGLE("Master Playback Switch", CMD_MUTE, data0_2, 2, 1, 1),
622 UDA1341_SINGLE("Master Playback Volume", CMD_VOLUME, data0_0, 0, 63, 1),
623
624 UDA1341_SINGLE("Bass Playback Volume", CMD_BASS, data0_1, 2, 15, 0),
625 UDA1341_SINGLE("Treble Playback Volume", CMD_TREBBLE, data0_1, 0, 3, 0),
626
627 UDA1341_SINGLE("Input Gain Switch", CMD_IGAIN, stat1, 5, 1, 0),
628 UDA1341_SINGLE("Output Gain Switch", CMD_OGAIN, stat1, 6, 1, 0),
629
630 UDA1341_SINGLE("Mixer Gain Channel 1 Volume", CMD_CH1, ext0, 0, 31, 1),
631 UDA1341_SINGLE("Mixer Gain Channel 2 Volume", CMD_CH2, ext1, 0, 31, 1),
632
633 UDA1341_SINGLE("Mic Sensitivity Volume", CMD_MIC, ext2, 2, 7, 0),
634
635 UDA1341_SINGLE("AGC Output Level", CMD_AGC_LEVEL, ext6, 0, 3, 0),
636 UDA1341_SINGLE("AGC Time Constant", CMD_AGC_TIME, ext6, 2, 7, 0),
637 UDA1341_SINGLE("AGC Time Constant Switch", CMD_AGC, ext4, 4, 1, 0),
638
639 UDA1341_SINGLE("DAC Power", CMD_DAC, stat1, 0, 1, 0),
640 UDA1341_SINGLE("ADC Power", CMD_ADC, stat1, 1, 1, 0),
641
642 UDA1341_ENUM("Peak detection", CMD_PEAK, data0_2, 5, 1, 0),
643 UDA1341_ENUM("De-emphasis", CMD_DEEMP, data0_2, 3, 3, 0),
644 UDA1341_ENUM("Mixer mode", CMD_MIXER, ext2, 0, 3, 0),
645 UDA1341_ENUM("Filter mode", CMD_FILTER, data0_2, 0, 3, 0),
646
647 UDA1341_2REGS("Gain Input Amplifier Gain (channel 2)", CMD_IG, ext4, ext5, 0, 0, 3, 31, 0),
648};
649
650static void uda1341_free(struct l3_client *uda1341)
651{
652 l3_detach_client(uda1341); // calls kfree for driver_data (uda1341_t)
653 kfree(uda1341);
654}
655
656static int uda1341_dev_free(snd_device_t *device)
657{
658 struct l3_client *clnt = device->device_data;
659 uda1341_free(clnt);
660 return 0;
661}
662
663int __init snd_chip_uda1341_mixer_new(snd_card_t *card, struct l3_client **clnt)
664{
665 static snd_device_ops_t ops = {
666 .dev_free = uda1341_dev_free,
667 };
668 struct l3_client *uda1341;
669 int idx, err;
670
671 snd_assert(card != NULL, return -EINVAL);
672
673 uda1341 = kcalloc(1, sizeof(*uda1341), GFP_KERNEL);
674 if (uda1341 == NULL)
675 return -ENOMEM;
676
677 if ((err = l3_attach_client(uda1341, "l3-bit-sa1100-gpio", "snd-uda1341"))) {
678 kfree(uda1341);
679 return err;
680 }
681
682 if ((err = snd_device_new(card, SNDRV_DEV_CODEC, uda1341, &ops)) < 0) {
683 l3_detach_client(uda1341);
684 kfree(uda1341);
685 return err;
686 }
687
688 for (idx = 0; idx < ARRAY_SIZE(snd_uda1341_controls); idx++) {
689 if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_uda1341_controls[idx], uda1341))) < 0)
690 return err;
691 }
692
693 *clnt = uda1341;
694 strcpy(card->mixername, "UDA1341TS Mixer");
695 ((uda1341_t *)uda1341->driver_data)->card = card;
696
697 snd_uda1341_proc_init(card, uda1341);
698
699 return 0;
700}
701
702/* }}} */
703
704/* {{{ L3 operations */
705
706static int uda1341_attach(struct l3_client *clnt)
707{
708 struct uda1341 *uda;
709
710 uda = kcalloc(1, sizeof(*uda), 0, GFP_KERNEL);
711 if (!uda)
712 return -ENOMEM;
713
714 /* init fixed parts of my copy of registers */
715 uda->regs[stat0] = STAT0;
716 uda->regs[stat1] = STAT1;
717
718 uda->regs[data0_0] = DATA0_0;
719 uda->regs[data0_1] = DATA0_1;
720 uda->regs[data0_2] = DATA0_2;
721
722 uda->write = snd_uda1341_codec_write;
723 uda->read = snd_uda1341_codec_read;
724
725 spin_lock_init(&uda->reg_lock);
726
727 clnt->driver_data = uda;
728 return 0;
729}
730
731static void uda1341_detach(struct l3_client *clnt)
732{
733 kfree(clnt->driver_data);
734}
735
736static int
737uda1341_command(struct l3_client *clnt, int cmd, void *arg)
738{
739 if (cmd != CMD_READ_REG)
740 return snd_uda1341_cfg_write(clnt, cmd, (int) arg, FLUSH);
741
742 return snd_uda1341_codec_read(clnt, (int) arg);
743}
744
745static int uda1341_open(struct l3_client *clnt)
746{
747 struct uda1341 *uda = clnt->driver_data;
748
749 uda->active = 1;
750
751 /* init default configuration */
752 snd_uda1341_cfg_write(clnt, CMD_RESET, 0, REGS_ONLY);
753 snd_uda1341_cfg_write(clnt, CMD_FS, F256, FLUSH); // unknown state after reset
754 snd_uda1341_cfg_write(clnt, CMD_FORMAT, LSB16, FLUSH); // unknown state after reset
755 snd_uda1341_cfg_write(clnt, CMD_OGAIN, ON, FLUSH); // default off after reset
756 snd_uda1341_cfg_write(clnt, CMD_IGAIN, ON, FLUSH); // default off after reset
757 snd_uda1341_cfg_write(clnt, CMD_DAC, ON, FLUSH); // ??? default value after reset
758 snd_uda1341_cfg_write(clnt, CMD_ADC, ON, FLUSH); // ??? default value after reset
759 snd_uda1341_cfg_write(clnt, CMD_VOLUME, 20, FLUSH); // default 0dB after reset
760 snd_uda1341_cfg_write(clnt, CMD_BASS, 0, REGS_ONLY); // default value after reset
761 snd_uda1341_cfg_write(clnt, CMD_TREBBLE, 0, REGS_ONLY); // default value after reset
762 snd_uda1341_cfg_write(clnt, CMD_PEAK, AFTER, REGS_ONLY);// default value after reset
763 snd_uda1341_cfg_write(clnt, CMD_DEEMP, NONE, REGS_ONLY);// default value after reset
764 //at this moment should be QMUTED by h3600_audio_init
765 snd_uda1341_cfg_write(clnt, CMD_MUTE, OFF, REGS_ONLY); // default value after reset
766 snd_uda1341_cfg_write(clnt, CMD_FILTER, MAX, FLUSH); // defaul flat after reset
767 snd_uda1341_cfg_write(clnt, CMD_CH1, 31, FLUSH); // default value after reset
768 snd_uda1341_cfg_write(clnt, CMD_CH2, 4, FLUSH); // default value after reset
769 snd_uda1341_cfg_write(clnt, CMD_MIC, 4, FLUSH); // default 0dB after reset
770 snd_uda1341_cfg_write(clnt, CMD_MIXER, MIXER, FLUSH); // default doub.dif.mode
771 snd_uda1341_cfg_write(clnt, CMD_AGC, OFF, FLUSH); // default value after reset
772 snd_uda1341_cfg_write(clnt, CMD_IG, 0, FLUSH); // unknown state after reset
773 snd_uda1341_cfg_write(clnt, CMD_AGC_TIME, 0, FLUSH); // default value after reset
774 snd_uda1341_cfg_write(clnt, CMD_AGC_LEVEL, 0, FLUSH); // default value after reset
775
776 return 0;
777}
778
779static void uda1341_close(struct l3_client *clnt)
780{
781 struct uda1341 *uda = clnt->driver_data;
782
783 uda->active = 0;
784}
785
786/* }}} */
787
788/* {{{ Module and L3 initialization */
789
790static struct l3_ops uda1341_ops = {
791 .open = uda1341_open,
792 .command = uda1341_command,
793 .close = uda1341_close,
794};
795
796static struct l3_driver uda1341_driver = {
797 .name = UDA1341_ALSA_NAME,
798 .attach_client = uda1341_attach,
799 .detach_client = uda1341_detach,
800 .ops = &uda1341_ops,
801 .owner = THIS_MODULE,
802};
803
804static int __init uda1341_init(void)
805{
806 return l3_add_driver(&uda1341_driver);
807}
808
809static void __exit uda1341_exit(void)
810{
811 l3_del_driver(&uda1341_driver);
812}
813
814module_init(uda1341_init);
815module_exit(uda1341_exit);
816
817MODULE_AUTHOR("Tomas Kasparek <tomas.kasparek@seznam.cz>");
818MODULE_LICENSE("GPL");
819MODULE_DESCRIPTION("Philips UDA1341 CODEC driver for ALSA");
820MODULE_SUPPORTED_DEVICE("{{UDA1341,UDA1341TS}}");
821
822EXPORT_SYMBOL(snd_chip_uda1341_mixer_new);
823
824/* }}} */
825
826/*
827 * Local variables:
828 * indent-tabs-mode: t
829 * End:
830 */
diff --git a/sound/i2c/other/Makefile b/sound/i2c/other/Makefile
new file mode 100644
index 000000000000..2fe023ef00a7
--- /dev/null
+++ b/sound/i2c/other/Makefile
@@ -0,0 +1,16 @@
1#
2# Makefile for ALSA
3# Copyright (c) 2003 by Jaroslav Kysela <perex@suse.cz>
4#
5
6snd-ak4114-objs := ak4114.o
7snd-ak4117-objs := ak4117.o
8snd-ak4xxx-adda-objs := ak4xxx-adda.o
9snd-tea575x-tuner-objs := tea575x-tuner.o
10
11# Module Dependency
12obj-$(CONFIG_SND_PDAUDIOCF) += snd-ak4117.o
13obj-$(CONFIG_SND_ICE1712) += snd-ak4xxx-adda.o
14obj-$(CONFIG_SND_ICE1724) += snd-ak4xxx-adda.o
15obj-$(CONFIG_SND_ICE1724) += snd-ak4114.o
16obj-$(CONFIG_SND_FM801_TEA575X) += snd-tea575x-tuner.o
diff --git a/sound/i2c/other/ak4114.c b/sound/i2c/other/ak4114.c
new file mode 100644
index 000000000000..f5e6018ea3f4
--- /dev/null
+++ b/sound/i2c/other/ak4114.c
@@ -0,0 +1,580 @@
1/*
2 * Routines for control of the AK4114 via I2C and 4-wire serial interface
3 * IEC958 (S/PDIF) receiver by Asahi Kasei
4 * Copyright (c) by Jaroslav Kysela <perex@suse.cz>
5 *
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 *
21 */
22
23#include <sound/driver.h>
24#include <linux/slab.h>
25#include <linux/delay.h>
26#include <sound/core.h>
27#include <sound/control.h>
28#include <sound/pcm.h>
29#include <sound/ak4114.h>
30#include <sound/asoundef.h>
31
32MODULE_AUTHOR("Jaroslav Kysela <perex@suse.cz>");
33MODULE_DESCRIPTION("AK4114 IEC958 (S/PDIF) receiver by Asahi Kasei");
34MODULE_LICENSE("GPL");
35
36#define AK4114_ADDR 0x00 /* fixed address */
37
38static void ak4114_stats(void *);
39
40static void reg_write(ak4114_t *ak4114, unsigned char reg, unsigned char val)
41{
42 ak4114->write(ak4114->private_data, reg, val);
43 if (reg <= AK4114_REG_INT1_MASK)
44 ak4114->regmap[reg] = val;
45 else if (reg >= AK4114_REG_RXCSB0 && reg <= AK4114_REG_TXCSB4)
46 ak4114->txcsb[reg-AK4114_REG_RXCSB0] = val;
47}
48
49static inline unsigned char reg_read(ak4114_t *ak4114, unsigned char reg)
50{
51 return ak4114->read(ak4114->private_data, reg);
52}
53
54#if 0
55static void reg_dump(ak4114_t *ak4114)
56{
57 int i;
58
59 printk("AK4114 REG DUMP:\n");
60 for (i = 0; i < 0x20; i++)
61 printk("reg[%02x] = %02x (%02x)\n", i, reg_read(ak4114, i), i < sizeof(ak4114->regmap) ? ak4114->regmap[i] : 0);
62}
63#endif
64
65static void snd_ak4114_free(ak4114_t *chip)
66{
67 chip->init = 1; /* don't schedule new work */
68 mb();
69 if (chip->workqueue != NULL) {
70 flush_workqueue(chip->workqueue);
71 destroy_workqueue(chip->workqueue);
72 }
73 kfree(chip);
74}
75
76static int snd_ak4114_dev_free(snd_device_t *device)
77{
78 ak4114_t *chip = device->device_data;
79 snd_ak4114_free(chip);
80 return 0;
81}
82
83int snd_ak4114_create(snd_card_t *card,
84 ak4114_read_t *read, ak4114_write_t *write,
85 unsigned char pgm[7], unsigned char txcsb[5],
86 void *private_data, ak4114_t **r_ak4114)
87{
88 ak4114_t *chip;
89 int err = 0;
90 unsigned char reg;
91 static snd_device_ops_t ops = {
92 .dev_free = snd_ak4114_dev_free,
93 };
94
95 chip = kcalloc(1, sizeof(*chip), GFP_KERNEL);
96 if (chip == NULL)
97 return -ENOMEM;
98 spin_lock_init(&chip->lock);
99 chip->card = card;
100 chip->read = read;
101 chip->write = write;
102 chip->private_data = private_data;
103
104 for (reg = 0; reg < 7; reg++)
105 chip->regmap[reg] = pgm[reg];
106 for (reg = 0; reg < 5; reg++)
107 chip->txcsb[reg] = txcsb[reg];
108
109 chip->workqueue = create_workqueue("snd-ak4114");
110 if (chip->workqueue == NULL) {
111 kfree(chip);
112 return -ENOMEM;
113 }
114
115 snd_ak4114_reinit(chip);
116
117 chip->rcs0 = reg_read(chip, AK4114_REG_RCS0) & ~(AK4114_QINT | AK4114_CINT);
118 chip->rcs1 = reg_read(chip, AK4114_REG_RCS1);
119
120 if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops)) < 0)
121 goto __fail;
122
123 if (r_ak4114)
124 *r_ak4114 = chip;
125 return 0;
126
127 __fail:
128 snd_ak4114_free(chip);
129 return err < 0 ? err : -EIO;
130}
131
132void snd_ak4114_reg_write(ak4114_t *chip, unsigned char reg, unsigned char mask, unsigned char val)
133{
134 if (reg <= AK4114_REG_INT1_MASK)
135 reg_write(chip, reg, (chip->regmap[reg] & ~mask) | val);
136 else if (reg >= AK4114_REG_TXCSB0 && reg <= AK4114_REG_TXCSB4)
137 reg_write(chip, reg, (chip->txcsb[reg] & ~mask) | val);
138}
139
140void snd_ak4114_reinit(ak4114_t *chip)
141{
142 unsigned char old = chip->regmap[AK4114_REG_PWRDN], reg;
143
144 chip->init = 1;
145 mb();
146 flush_workqueue(chip->workqueue);
147 /* bring the chip to reset state and powerdown state */
148 reg_write(chip, AK4114_REG_PWRDN, old & ~(AK4114_RST|AK4114_PWN));
149 udelay(200);
150 /* release reset, but leave powerdown */
151 reg_write(chip, AK4114_REG_PWRDN, (old | AK4114_RST) & ~AK4114_PWN);
152 udelay(200);
153 for (reg = 1; reg < 7; reg++)
154 reg_write(chip, reg, chip->regmap[reg]);
155 for (reg = 0; reg < 5; reg++)
156 reg_write(chip, reg + AK4114_REG_TXCSB0, chip->txcsb[reg]);
157 /* release powerdown, everything is initialized now */
158 reg_write(chip, AK4114_REG_PWRDN, old | AK4114_RST | AK4114_PWN);
159 /* bring up statistics / event queing */
160 chip->init = 0;
161 INIT_WORK(&chip->work, ak4114_stats, chip);
162 queue_delayed_work(chip->workqueue, &chip->work, HZ / 10);
163}
164
165static unsigned int external_rate(unsigned char rcs1)
166{
167 switch (rcs1 & (AK4114_FS0|AK4114_FS1|AK4114_FS2|AK4114_FS3)) {
168 case AK4114_FS_32000HZ: return 32000;
169 case AK4114_FS_44100HZ: return 44100;
170 case AK4114_FS_48000HZ: return 48000;
171 case AK4114_FS_88200HZ: return 88200;
172 case AK4114_FS_96000HZ: return 96000;
173 case AK4114_FS_176400HZ: return 176400;
174 case AK4114_FS_192000HZ: return 192000;
175 default: return 0;
176 }
177}
178
179static int snd_ak4114_in_error_info(snd_kcontrol_t *kcontrol,
180 snd_ctl_elem_info_t *uinfo)
181{
182 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
183 uinfo->count = 1;
184 uinfo->value.integer.min = 0;
185 uinfo->value.integer.max = LONG_MAX;
186 return 0;
187}
188
189static int snd_ak4114_in_error_get(snd_kcontrol_t *kcontrol,
190 snd_ctl_elem_value_t *ucontrol)
191{
192 ak4114_t *chip = snd_kcontrol_chip(kcontrol);
193 long *ptr;
194
195 spin_lock_irq(&chip->lock);
196 ptr = (long *)(((char *)chip) + kcontrol->private_value);
197 ucontrol->value.integer.value[0] = *ptr;
198 *ptr = 0;
199 spin_unlock_irq(&chip->lock);
200 return 0;
201}
202
203static int snd_ak4114_in_bit_info(snd_kcontrol_t *kcontrol,
204 snd_ctl_elem_info_t *uinfo)
205{
206 uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
207 uinfo->count = 1;
208 uinfo->value.integer.min = 0;
209 uinfo->value.integer.max = 1;
210 return 0;
211}
212
213static int snd_ak4114_in_bit_get(snd_kcontrol_t *kcontrol,
214 snd_ctl_elem_value_t *ucontrol)
215{
216 ak4114_t *chip = snd_kcontrol_chip(kcontrol);
217 unsigned char reg = kcontrol->private_value & 0xff;
218 unsigned char bit = (kcontrol->private_value >> 8) & 0xff;
219 unsigned char inv = (kcontrol->private_value >> 31) & 1;
220
221 ucontrol->value.integer.value[0] = ((reg_read(chip, reg) & (1 << bit)) ? 1 : 0) ^ inv;
222 return 0;
223}
224
225static int snd_ak4114_rate_info(snd_kcontrol_t *kcontrol,
226 snd_ctl_elem_info_t *uinfo)
227{
228 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
229 uinfo->count = 1;
230 uinfo->value.integer.min = 0;
231 uinfo->value.integer.max = 192000;
232 return 0;
233}
234
235static int snd_ak4114_rate_get(snd_kcontrol_t *kcontrol,
236 snd_ctl_elem_value_t *ucontrol)
237{
238 ak4114_t *chip = snd_kcontrol_chip(kcontrol);
239
240 ucontrol->value.integer.value[0] = external_rate(reg_read(chip, AK4114_REG_RCS1));
241 return 0;
242}
243
244static int snd_ak4114_spdif_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
245{
246 uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
247 uinfo->count = 1;
248 return 0;
249}
250
251static int snd_ak4114_spdif_get(snd_kcontrol_t * kcontrol,
252 snd_ctl_elem_value_t * ucontrol)
253{
254 ak4114_t *chip = snd_kcontrol_chip(kcontrol);
255 unsigned i;
256
257 for (i = 0; i < AK4114_REG_RXCSB_SIZE; i++)
258 ucontrol->value.iec958.status[i] = reg_read(chip, AK4114_REG_RXCSB0 + i);
259 return 0;
260}
261
262static int snd_ak4114_spdif_playback_get(snd_kcontrol_t * kcontrol,
263 snd_ctl_elem_value_t * ucontrol)
264{
265 ak4114_t *chip = snd_kcontrol_chip(kcontrol);
266 unsigned i;
267
268 for (i = 0; i < AK4114_REG_TXCSB_SIZE; i++)
269 ucontrol->value.iec958.status[i] = chip->txcsb[i];
270 return 0;
271}
272
273static int snd_ak4114_spdif_playback_put(snd_kcontrol_t * kcontrol,
274 snd_ctl_elem_value_t * ucontrol)
275{
276 ak4114_t *chip = snd_kcontrol_chip(kcontrol);
277 unsigned i;
278
279 for (i = 0; i < AK4114_REG_TXCSB_SIZE; i++)
280 reg_write(chip, AK4114_REG_TXCSB0 + i, ucontrol->value.iec958.status[i]);
281 return 0;
282}
283
284static int snd_ak4114_spdif_mask_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
285{
286 uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
287 uinfo->count = 1;
288 return 0;
289}
290
291static int snd_ak4114_spdif_mask_get(snd_kcontrol_t * kcontrol,
292 snd_ctl_elem_value_t * ucontrol)
293{
294 memset(ucontrol->value.iec958.status, 0xff, AK4114_REG_RXCSB_SIZE);
295 return 0;
296}
297
298static int snd_ak4114_spdif_pinfo(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
299{
300 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
301 uinfo->value.integer.min = 0;
302 uinfo->value.integer.max = 0xffff;
303 uinfo->count = 4;
304 return 0;
305}
306
307static int snd_ak4114_spdif_pget(snd_kcontrol_t * kcontrol,
308 snd_ctl_elem_value_t * ucontrol)
309{
310 ak4114_t *chip = snd_kcontrol_chip(kcontrol);
311 unsigned short tmp;
312
313 ucontrol->value.integer.value[0] = 0xf8f2;
314 ucontrol->value.integer.value[1] = 0x4e1f;
315 tmp = reg_read(chip, AK4114_REG_Pc0) | (reg_read(chip, AK4114_REG_Pc1) << 8);
316 ucontrol->value.integer.value[2] = tmp;
317 tmp = reg_read(chip, AK4114_REG_Pd0) | (reg_read(chip, AK4114_REG_Pd1) << 8);
318 ucontrol->value.integer.value[3] = tmp;
319 return 0;
320}
321
322static int snd_ak4114_spdif_qinfo(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
323{
324 uinfo->type = SNDRV_CTL_ELEM_TYPE_BYTES;
325 uinfo->count = AK4114_REG_QSUB_SIZE;
326 return 0;
327}
328
329static int snd_ak4114_spdif_qget(snd_kcontrol_t * kcontrol,
330 snd_ctl_elem_value_t * ucontrol)
331{
332 ak4114_t *chip = snd_kcontrol_chip(kcontrol);
333 unsigned i;
334
335 for (i = 0; i < AK4114_REG_QSUB_SIZE; i++)
336 ucontrol->value.bytes.data[i] = reg_read(chip, AK4114_REG_QSUB_ADDR + i);
337 return 0;
338}
339
340/* Don't forget to change AK4114_CONTROLS define!!! */
341static snd_kcontrol_new_t snd_ak4114_iec958_controls[] = {
342{
343 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
344 .name = "IEC958 Parity Errors",
345 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
346 .info = snd_ak4114_in_error_info,
347 .get = snd_ak4114_in_error_get,
348 .private_value = offsetof(ak4114_t, parity_errors),
349},
350{
351 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
352 .name = "IEC958 V-Bit Errors",
353 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
354 .info = snd_ak4114_in_error_info,
355 .get = snd_ak4114_in_error_get,
356 .private_value = offsetof(ak4114_t, v_bit_errors),
357},
358{
359 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
360 .name = "IEC958 C-CRC Errors",
361 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
362 .info = snd_ak4114_in_error_info,
363 .get = snd_ak4114_in_error_get,
364 .private_value = offsetof(ak4114_t, ccrc_errors),
365},
366{
367 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
368 .name = "IEC958 Q-CRC Errors",
369 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
370 .info = snd_ak4114_in_error_info,
371 .get = snd_ak4114_in_error_get,
372 .private_value = offsetof(ak4114_t, qcrc_errors),
373},
374{
375 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
376 .name = "IEC958 External Rate",
377 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
378 .info = snd_ak4114_rate_info,
379 .get = snd_ak4114_rate_get,
380},
381{
382 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
383 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,MASK),
384 .access = SNDRV_CTL_ELEM_ACCESS_READ,
385 .info = snd_ak4114_spdif_mask_info,
386 .get = snd_ak4114_spdif_mask_get,
387},
388{
389 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
390 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,DEFAULT),
391 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
392 .info = snd_ak4114_spdif_info,
393 .get = snd_ak4114_spdif_playback_get,
394 .put = snd_ak4114_spdif_playback_put,
395},
396{
397 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
398 .name = SNDRV_CTL_NAME_IEC958("",CAPTURE,MASK),
399 .access = SNDRV_CTL_ELEM_ACCESS_READ,
400 .info = snd_ak4114_spdif_mask_info,
401 .get = snd_ak4114_spdif_mask_get,
402},
403{
404 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
405 .name = SNDRV_CTL_NAME_IEC958("",CAPTURE,DEFAULT),
406 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
407 .info = snd_ak4114_spdif_info,
408 .get = snd_ak4114_spdif_get,
409},
410{
411 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
412 .name = "IEC958 Preample Capture Default",
413 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
414 .info = snd_ak4114_spdif_pinfo,
415 .get = snd_ak4114_spdif_pget,
416},
417{
418 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
419 .name = "IEC958 Q-subcode Capture Default",
420 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
421 .info = snd_ak4114_spdif_qinfo,
422 .get = snd_ak4114_spdif_qget,
423},
424{
425 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
426 .name = "IEC958 Audio",
427 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
428 .info = snd_ak4114_in_bit_info,
429 .get = snd_ak4114_in_bit_get,
430 .private_value = (1<<31) | (1<<8) | AK4114_REG_RCS0,
431},
432{
433 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
434 .name = "IEC958 Non-PCM Bitstream",
435 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
436 .info = snd_ak4114_in_bit_info,
437 .get = snd_ak4114_in_bit_get,
438 .private_value = (6<<8) | AK4114_REG_RCS1,
439},
440{
441 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
442 .name = "IEC958 DTS Bitstream",
443 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
444 .info = snd_ak4114_in_bit_info,
445 .get = snd_ak4114_in_bit_get,
446 .private_value = (3<<8) | AK4114_REG_RCS1,
447}
448};
449
450int snd_ak4114_build(ak4114_t *ak4114,
451 snd_pcm_substream_t *ply_substream,
452 snd_pcm_substream_t *cap_substream)
453{
454 snd_kcontrol_t *kctl;
455 unsigned int idx;
456 int err;
457
458 snd_assert(cap_substream, return -EINVAL);
459 ak4114->playback_substream = ply_substream;
460 ak4114->capture_substream = cap_substream;
461 for (idx = 0; idx < AK4114_CONTROLS; idx++) {
462 kctl = snd_ctl_new1(&snd_ak4114_iec958_controls[idx], ak4114);
463 if (kctl == NULL)
464 return -ENOMEM;
465 if (!strstr(kctl->id.name, "Playback")) {
466 if (ply_substream == NULL) {
467 snd_ctl_free_one(kctl);
468 ak4114->kctls[idx] = NULL;
469 continue;
470 }
471 kctl->id.device = ply_substream->pcm->device;
472 kctl->id.subdevice = ply_substream->number;
473 } else {
474 kctl->id.device = cap_substream->pcm->device;
475 kctl->id.subdevice = cap_substream->number;
476 }
477 err = snd_ctl_add(ak4114->card, kctl);
478 if (err < 0)
479 return err;
480 ak4114->kctls[idx] = kctl;
481 }
482 return 0;
483}
484
485int snd_ak4114_external_rate(ak4114_t *ak4114)
486{
487 unsigned char rcs1;
488
489 rcs1 = reg_read(ak4114, AK4114_REG_RCS1);
490 return external_rate(rcs1);
491}
492
493int snd_ak4114_check_rate_and_errors(ak4114_t *ak4114, unsigned int flags)
494{
495 snd_pcm_runtime_t *runtime = ak4114->capture_substream ? ak4114->capture_substream->runtime : NULL;
496 unsigned long _flags;
497 int res = 0;
498 unsigned char rcs0, rcs1;
499 unsigned char c0, c1;
500
501 rcs1 = reg_read(ak4114, AK4114_REG_RCS1);
502 if (flags & AK4114_CHECK_NO_STAT)
503 goto __rate;
504 rcs0 = reg_read(ak4114, AK4114_REG_RCS0);
505 spin_lock_irqsave(&ak4114->lock, _flags);
506 if (rcs0 & AK4114_PAR)
507 ak4114->parity_errors++;
508 if (rcs1 & AK4114_V)
509 ak4114->v_bit_errors++;
510 if (rcs1 & AK4114_CCRC)
511 ak4114->ccrc_errors++;
512 if (rcs1 & AK4114_QCRC)
513 ak4114->qcrc_errors++;
514 c0 = (ak4114->rcs0 & (AK4114_QINT | AK4114_CINT | AK4114_PEM | AK4114_AUDION | AK4114_AUTO | AK4114_UNLCK)) ^
515 (rcs0 & (AK4114_QINT | AK4114_CINT | AK4114_PEM | AK4114_AUDION | AK4114_AUTO | AK4114_UNLCK));
516 c1 = (ak4114->rcs1 & 0xf0) ^ (rcs1 & 0xf0);
517 ak4114->rcs0 = rcs0 & ~(AK4114_QINT | AK4114_CINT);
518 ak4114->rcs1 = rcs1;
519 spin_unlock_irqrestore(&ak4114->lock, _flags);
520
521 if (rcs0 & AK4114_PAR)
522 snd_ctl_notify(ak4114->card, SNDRV_CTL_EVENT_MASK_VALUE, &ak4114->kctls[0]->id);
523 if (rcs0 & AK4114_V)
524 snd_ctl_notify(ak4114->card, SNDRV_CTL_EVENT_MASK_VALUE, &ak4114->kctls[1]->id);
525 if (rcs1 & AK4114_CCRC)
526 snd_ctl_notify(ak4114->card, SNDRV_CTL_EVENT_MASK_VALUE, &ak4114->kctls[2]->id);
527 if (rcs1 & AK4114_QCRC)
528 snd_ctl_notify(ak4114->card, SNDRV_CTL_EVENT_MASK_VALUE, &ak4114->kctls[3]->id);
529
530 /* rate change */
531 if (c1 & 0xf0)
532 snd_ctl_notify(ak4114->card, SNDRV_CTL_EVENT_MASK_VALUE, &ak4114->kctls[4]->id);
533
534 if ((c0 & AK4114_PEM) | (c0 & AK4114_CINT))
535 snd_ctl_notify(ak4114->card, SNDRV_CTL_EVENT_MASK_VALUE, &ak4114->kctls[9]->id);
536 if (c0 & AK4114_QINT)
537 snd_ctl_notify(ak4114->card, SNDRV_CTL_EVENT_MASK_VALUE, &ak4114->kctls[10]->id);
538
539 if (c0 & AK4114_AUDION)
540 snd_ctl_notify(ak4114->card, SNDRV_CTL_EVENT_MASK_VALUE, &ak4114->kctls[11]->id);
541 if (c0 & AK4114_AUTO)
542 snd_ctl_notify(ak4114->card, SNDRV_CTL_EVENT_MASK_VALUE, &ak4114->kctls[12]->id);
543 if (c0 & AK4114_DTSCD)
544 snd_ctl_notify(ak4114->card, SNDRV_CTL_EVENT_MASK_VALUE, &ak4114->kctls[13]->id);
545
546 if (ak4114->change_callback && (c0 | c1) != 0)
547 ak4114->change_callback(ak4114, c0, c1);
548
549 __rate:
550 /* compare rate */
551 res = external_rate(rcs1);
552 if (!(flags & AK4114_CHECK_NO_RATE) && runtime && runtime->rate != res) {
553 snd_pcm_stream_lock_irqsave(ak4114->capture_substream, _flags);
554 if (snd_pcm_running(ak4114->capture_substream)) {
555 // printk("rate changed (%i <- %i)\n", runtime->rate, res);
556 snd_pcm_stop(ak4114->capture_substream, SNDRV_PCM_STATE_DRAINING);
557 wake_up(&runtime->sleep);
558 res = 1;
559 }
560 snd_pcm_stream_unlock_irqrestore(ak4114->capture_substream, _flags);
561 }
562 return res;
563}
564
565static void ak4114_stats(void *data)
566{
567 ak4114_t *chip = (ak4114_t *)data;
568
569 if (chip->init)
570 return;
571 snd_ak4114_check_rate_and_errors(chip, 0);
572 queue_delayed_work(chip->workqueue, &chip->work, HZ / 10);
573}
574
575EXPORT_SYMBOL(snd_ak4114_create);
576EXPORT_SYMBOL(snd_ak4114_reg_write);
577EXPORT_SYMBOL(snd_ak4114_reinit);
578EXPORT_SYMBOL(snd_ak4114_build);
579EXPORT_SYMBOL(snd_ak4114_external_rate);
580EXPORT_SYMBOL(snd_ak4114_check_rate_and_errors);
diff --git a/sound/i2c/other/ak4117.c b/sound/i2c/other/ak4117.c
new file mode 100644
index 000000000000..0419c4336a55
--- /dev/null
+++ b/sound/i2c/other/ak4117.c
@@ -0,0 +1,559 @@
1/*
2 * Routines for control of the AK4117 via 4-wire serial interface
3 * IEC958 (S/PDIF) receiver by Asahi Kasei
4 * Copyright (c) by Jaroslav Kysela <perex@suse.cz>
5 *
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 *
21 */
22
23#include <sound/driver.h>
24#include <linux/slab.h>
25#include <linux/delay.h>
26#include <sound/core.h>
27#include <sound/control.h>
28#include <sound/pcm.h>
29#include <sound/ak4117.h>
30#include <sound/asoundef.h>
31
32MODULE_AUTHOR("Jaroslav Kysela <perex@suse.cz>");
33MODULE_DESCRIPTION("AK4117 IEC958 (S/PDIF) receiver by Asahi Kasei");
34MODULE_LICENSE("GPL");
35
36#define AK4117_ADDR 0x00 /* fixed address */
37
38static void snd_ak4117_timer(unsigned long data);
39
40static void reg_write(ak4117_t *ak4117, unsigned char reg, unsigned char val)
41{
42 ak4117->write(ak4117->private_data, reg, val);
43 if (reg < sizeof(ak4117->regmap))
44 ak4117->regmap[reg] = val;
45}
46
47static inline unsigned char reg_read(ak4117_t *ak4117, unsigned char reg)
48{
49 return ak4117->read(ak4117->private_data, reg);
50}
51
52#if 0
53static void reg_dump(ak4117_t *ak4117)
54{
55 int i;
56
57 printk("AK4117 REG DUMP:\n");
58 for (i = 0; i < 0x1b; i++)
59 printk("reg[%02x] = %02x (%02x)\n", i, reg_read(ak4117, i), i < sizeof(ak4117->regmap) ? ak4117->regmap[i] : 0);
60}
61#endif
62
63static void snd_ak4117_free(ak4117_t *chip)
64{
65 del_timer(&chip->timer);
66 kfree(chip);
67}
68
69static int snd_ak4117_dev_free(snd_device_t *device)
70{
71 ak4117_t *chip = device->device_data;
72 snd_ak4117_free(chip);
73 return 0;
74}
75
76int snd_ak4117_create(snd_card_t *card, ak4117_read_t *read, ak4117_write_t *write,
77 unsigned char pgm[5], void *private_data, ak4117_t **r_ak4117)
78{
79 ak4117_t *chip;
80 int err = 0;
81 unsigned char reg;
82 static snd_device_ops_t ops = {
83 .dev_free = snd_ak4117_dev_free,
84 };
85
86 chip = kcalloc(1, sizeof(*chip), GFP_KERNEL);
87 if (chip == NULL)
88 return -ENOMEM;
89 spin_lock_init(&chip->lock);
90 chip->card = card;
91 chip->read = read;
92 chip->write = write;
93 chip->private_data = private_data;
94 init_timer(&chip->timer);
95 chip->timer.data = (unsigned long)chip;
96 chip->timer.function = snd_ak4117_timer;
97
98 for (reg = 0; reg < 5; reg++)
99 chip->regmap[reg] = pgm[reg];
100 snd_ak4117_reinit(chip);
101
102 chip->rcs0 = reg_read(chip, AK4117_REG_RCS0) & ~(AK4117_QINT | AK4117_CINT | AK4117_STC);
103 chip->rcs1 = reg_read(chip, AK4117_REG_RCS1);
104 chip->rcs2 = reg_read(chip, AK4117_REG_RCS2);
105
106 if ((err = snd_device_new(card, SNDRV_DEV_CODEC, chip, &ops)) < 0)
107 goto __fail;
108
109 if (r_ak4117)
110 *r_ak4117 = chip;
111 return 0;
112
113 __fail:
114 snd_ak4117_free(chip);
115 return err < 0 ? err : -EIO;
116}
117
118void snd_ak4117_reg_write(ak4117_t *chip, unsigned char reg, unsigned char mask, unsigned char val)
119{
120 if (reg >= 5)
121 return;
122 reg_write(chip, reg, (chip->regmap[reg] & ~mask) | val);
123}
124
125void snd_ak4117_reinit(ak4117_t *chip)
126{
127 unsigned char old = chip->regmap[AK4117_REG_PWRDN], reg;
128
129 del_timer(&chip->timer);
130 chip->init = 1;
131 /* bring the chip to reset state and powerdown state */
132 reg_write(chip, AK4117_REG_PWRDN, 0);
133 udelay(200);
134 /* release reset, but leave powerdown */
135 reg_write(chip, AK4117_REG_PWRDN, (old | AK4117_RST) & ~AK4117_PWN);
136 udelay(200);
137 for (reg = 1; reg < 5; reg++)
138 reg_write(chip, reg, chip->regmap[reg]);
139 /* release powerdown, everything is initialized now */
140 reg_write(chip, AK4117_REG_PWRDN, old | AK4117_RST | AK4117_PWN);
141 chip->init = 0;
142 chip->timer.expires = 1 + jiffies;
143 add_timer(&chip->timer);
144}
145
146static unsigned int external_rate(unsigned char rcs1)
147{
148 switch (rcs1 & (AK4117_FS0|AK4117_FS1|AK4117_FS2|AK4117_FS3)) {
149 case AK4117_FS_32000HZ: return 32000;
150 case AK4117_FS_44100HZ: return 44100;
151 case AK4117_FS_48000HZ: return 48000;
152 case AK4117_FS_88200HZ: return 88200;
153 case AK4117_FS_96000HZ: return 96000;
154 case AK4117_FS_176400HZ: return 176400;
155 case AK4117_FS_192000HZ: return 192000;
156 default: return 0;
157 }
158}
159
160static int snd_ak4117_in_error_info(snd_kcontrol_t *kcontrol,
161 snd_ctl_elem_info_t *uinfo)
162{
163 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
164 uinfo->count = 1;
165 uinfo->value.integer.min = 0;
166 uinfo->value.integer.max = LONG_MAX;
167 return 0;
168}
169
170static int snd_ak4117_in_error_get(snd_kcontrol_t *kcontrol,
171 snd_ctl_elem_value_t *ucontrol)
172{
173 ak4117_t *chip = snd_kcontrol_chip(kcontrol);
174 long *ptr;
175
176 spin_lock_irq(&chip->lock);
177 ptr = (long *)(((char *)chip) + kcontrol->private_value);
178 ucontrol->value.integer.value[0] = *ptr;
179 *ptr = 0;
180 spin_unlock_irq(&chip->lock);
181 return 0;
182}
183
184static int snd_ak4117_in_bit_info(snd_kcontrol_t *kcontrol,
185 snd_ctl_elem_info_t *uinfo)
186{
187 uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
188 uinfo->count = 1;
189 uinfo->value.integer.min = 0;
190 uinfo->value.integer.max = 1;
191 return 0;
192}
193
194static int snd_ak4117_in_bit_get(snd_kcontrol_t *kcontrol,
195 snd_ctl_elem_value_t *ucontrol)
196{
197 ak4117_t *chip = snd_kcontrol_chip(kcontrol);
198 unsigned char reg = kcontrol->private_value & 0xff;
199 unsigned char bit = (kcontrol->private_value >> 8) & 0xff;
200 unsigned char inv = (kcontrol->private_value >> 31) & 1;
201
202 ucontrol->value.integer.value[0] = ((reg_read(chip, reg) & (1 << bit)) ? 1 : 0) ^ inv;
203 return 0;
204}
205
206static int snd_ak4117_rx_info(snd_kcontrol_t *kcontrol,
207 snd_ctl_elem_info_t *uinfo)
208{
209 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
210 uinfo->count = 1;
211 uinfo->value.integer.min = 0;
212 uinfo->value.integer.max = 1;
213 return 0;
214}
215
216static int snd_ak4117_rx_get(snd_kcontrol_t *kcontrol,
217 snd_ctl_elem_value_t *ucontrol)
218{
219 ak4117_t *chip = snd_kcontrol_chip(kcontrol);
220
221 ucontrol->value.integer.value[0] = (chip->regmap[AK4117_REG_IO] & AK4117_IPS) ? 1 : 0;
222 return 0;
223}
224
225static int snd_ak4117_rx_put(snd_kcontrol_t *kcontrol,
226 snd_ctl_elem_value_t *ucontrol)
227{
228 ak4117_t *chip = snd_kcontrol_chip(kcontrol);
229 int change;
230 u8 old_val;
231
232 spin_lock_irq(&chip->lock);
233 old_val = chip->regmap[AK4117_REG_IO];
234 change = !!ucontrol->value.integer.value[0] != ((old_val & AK4117_IPS) ? 1 : 0);
235 if (change)
236 reg_write(chip, AK4117_REG_IO, (old_val & ~AK4117_IPS) | (ucontrol->value.integer.value[0] ? AK4117_IPS : 0));
237 spin_unlock_irq(&chip->lock);
238 return change;
239}
240
241static int snd_ak4117_rate_info(snd_kcontrol_t *kcontrol,
242 snd_ctl_elem_info_t *uinfo)
243{
244 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
245 uinfo->count = 1;
246 uinfo->value.integer.min = 0;
247 uinfo->value.integer.max = 192000;
248 return 0;
249}
250
251static int snd_ak4117_rate_get(snd_kcontrol_t *kcontrol,
252 snd_ctl_elem_value_t *ucontrol)
253{
254 ak4117_t *chip = snd_kcontrol_chip(kcontrol);
255
256 ucontrol->value.integer.value[0] = external_rate(reg_read(chip, AK4117_REG_RCS1));
257 return 0;
258}
259
260static int snd_ak4117_spdif_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
261{
262 uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
263 uinfo->count = 1;
264 return 0;
265}
266
267static int snd_ak4117_spdif_get(snd_kcontrol_t * kcontrol,
268 snd_ctl_elem_value_t * ucontrol)
269{
270 ak4117_t *chip = snd_kcontrol_chip(kcontrol);
271 unsigned i;
272
273 for (i = 0; i < AK4117_REG_RXCSB_SIZE; i++)
274 ucontrol->value.iec958.status[i] = reg_read(chip, AK4117_REG_RXCSB0 + i);
275 return 0;
276}
277
278static int snd_ak4117_spdif_mask_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
279{
280 uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
281 uinfo->count = 1;
282 return 0;
283}
284
285static int snd_ak4117_spdif_mask_get(snd_kcontrol_t * kcontrol,
286 snd_ctl_elem_value_t * ucontrol)
287{
288 memset(ucontrol->value.iec958.status, 0xff, AK4117_REG_RXCSB_SIZE);
289 return 0;
290}
291
292static int snd_ak4117_spdif_pinfo(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
293{
294 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
295 uinfo->value.integer.min = 0;
296 uinfo->value.integer.max = 0xffff;
297 uinfo->count = 4;
298 return 0;
299}
300
301static int snd_ak4117_spdif_pget(snd_kcontrol_t * kcontrol,
302 snd_ctl_elem_value_t * ucontrol)
303{
304 ak4117_t *chip = snd_kcontrol_chip(kcontrol);
305 unsigned short tmp;
306
307 ucontrol->value.integer.value[0] = 0xf8f2;
308 ucontrol->value.integer.value[1] = 0x4e1f;
309 tmp = reg_read(chip, AK4117_REG_Pc0) | (reg_read(chip, AK4117_REG_Pc1) << 8);
310 ucontrol->value.integer.value[2] = tmp;
311 tmp = reg_read(chip, AK4117_REG_Pd0) | (reg_read(chip, AK4117_REG_Pd1) << 8);
312 ucontrol->value.integer.value[3] = tmp;
313 return 0;
314}
315
316static int snd_ak4117_spdif_qinfo(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
317{
318 uinfo->type = SNDRV_CTL_ELEM_TYPE_BYTES;
319 uinfo->count = AK4117_REG_QSUB_SIZE;
320 return 0;
321}
322
323static int snd_ak4117_spdif_qget(snd_kcontrol_t * kcontrol,
324 snd_ctl_elem_value_t * ucontrol)
325{
326 ak4117_t *chip = snd_kcontrol_chip(kcontrol);
327 unsigned i;
328
329 for (i = 0; i < AK4117_REG_QSUB_SIZE; i++)
330 ucontrol->value.bytes.data[i] = reg_read(chip, AK4117_REG_QSUB_ADDR + i);
331 return 0;
332}
333
334/* Don't forget to change AK4117_CONTROLS define!!! */
335static snd_kcontrol_new_t snd_ak4117_iec958_controls[] = {
336{
337 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
338 .name = "IEC958 Parity Errors",
339 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
340 .info = snd_ak4117_in_error_info,
341 .get = snd_ak4117_in_error_get,
342 .private_value = offsetof(ak4117_t, parity_errors),
343},
344{
345 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
346 .name = "IEC958 V-Bit Errors",
347 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
348 .info = snd_ak4117_in_error_info,
349 .get = snd_ak4117_in_error_get,
350 .private_value = offsetof(ak4117_t, v_bit_errors),
351},
352{
353 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
354 .name = "IEC958 C-CRC Errors",
355 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
356 .info = snd_ak4117_in_error_info,
357 .get = snd_ak4117_in_error_get,
358 .private_value = offsetof(ak4117_t, ccrc_errors),
359},
360{
361 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
362 .name = "IEC958 Q-CRC Errors",
363 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
364 .info = snd_ak4117_in_error_info,
365 .get = snd_ak4117_in_error_get,
366 .private_value = offsetof(ak4117_t, qcrc_errors),
367},
368{
369 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
370 .name = "IEC958 External Rate",
371 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
372 .info = snd_ak4117_rate_info,
373 .get = snd_ak4117_rate_get,
374},
375{
376 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
377 .name = SNDRV_CTL_NAME_IEC958("",CAPTURE,MASK),
378 .access = SNDRV_CTL_ELEM_ACCESS_READ,
379 .info = snd_ak4117_spdif_mask_info,
380 .get = snd_ak4117_spdif_mask_get,
381},
382{
383 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
384 .name = SNDRV_CTL_NAME_IEC958("",CAPTURE,DEFAULT),
385 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
386 .info = snd_ak4117_spdif_info,
387 .get = snd_ak4117_spdif_get,
388},
389{
390 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
391 .name = "IEC958 Preample Capture Default",
392 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
393 .info = snd_ak4117_spdif_pinfo,
394 .get = snd_ak4117_spdif_pget,
395},
396{
397 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
398 .name = "IEC958 Q-subcode Capture Default",
399 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
400 .info = snd_ak4117_spdif_qinfo,
401 .get = snd_ak4117_spdif_qget,
402},
403{
404 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
405 .name = "IEC958 Audio",
406 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
407 .info = snd_ak4117_in_bit_info,
408 .get = snd_ak4117_in_bit_get,
409 .private_value = (1<<31) | (3<<8) | AK4117_REG_RCS0,
410},
411{
412 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
413 .name = "IEC958 Non-PCM Bitstream",
414 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
415 .info = snd_ak4117_in_bit_info,
416 .get = snd_ak4117_in_bit_get,
417 .private_value = (5<<8) | AK4117_REG_RCS1,
418},
419{
420 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
421 .name = "IEC958 DTS Bitstream",
422 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
423 .info = snd_ak4117_in_bit_info,
424 .get = snd_ak4117_in_bit_get,
425 .private_value = (6<<8) | AK4117_REG_RCS1,
426},
427{
428 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
429 .name = "AK4117 Input Select",
430 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_WRITE,
431 .info = snd_ak4117_rx_info,
432 .get = snd_ak4117_rx_get,
433 .put = snd_ak4117_rx_put,
434}
435};
436
437int snd_ak4117_build(ak4117_t *ak4117, snd_pcm_substream_t *cap_substream)
438{
439 snd_kcontrol_t *kctl;
440 unsigned int idx;
441 int err;
442
443 snd_assert(cap_substream, return -EINVAL);
444 ak4117->substream = cap_substream;
445 for (idx = 0; idx < AK4117_CONTROLS; idx++) {
446 kctl = snd_ctl_new1(&snd_ak4117_iec958_controls[idx], ak4117);
447 if (kctl == NULL)
448 return -ENOMEM;
449 kctl->id.device = cap_substream->pcm->device;
450 kctl->id.subdevice = cap_substream->number;
451 err = snd_ctl_add(ak4117->card, kctl);
452 if (err < 0)
453 return err;
454 ak4117->kctls[idx] = kctl;
455 }
456 return 0;
457}
458
459int snd_ak4117_external_rate(ak4117_t *ak4117)
460{
461 unsigned char rcs1;
462
463 rcs1 = reg_read(ak4117, AK4117_REG_RCS1);
464 return external_rate(rcs1);
465}
466
467int snd_ak4117_check_rate_and_errors(ak4117_t *ak4117, unsigned int flags)
468{
469 snd_pcm_runtime_t *runtime = ak4117->substream ? ak4117->substream->runtime : NULL;
470 unsigned long _flags;
471 int res = 0;
472 unsigned char rcs0, rcs1, rcs2;
473 unsigned char c0, c1;
474
475 rcs1 = reg_read(ak4117, AK4117_REG_RCS1);
476 if (flags & AK4117_CHECK_NO_STAT)
477 goto __rate;
478 rcs0 = reg_read(ak4117, AK4117_REG_RCS0);
479 rcs2 = reg_read(ak4117, AK4117_REG_RCS2);
480 // printk("AK IRQ: rcs0 = 0x%x, rcs1 = 0x%x, rcs2 = 0x%x\n", rcs0, rcs1, rcs2);
481 spin_lock_irqsave(&ak4117->lock, _flags);
482 if (rcs0 & AK4117_PAR)
483 ak4117->parity_errors++;
484 if (rcs0 & AK4117_V)
485 ak4117->v_bit_errors++;
486 if (rcs2 & AK4117_CCRC)
487 ak4117->ccrc_errors++;
488 if (rcs2 & AK4117_QCRC)
489 ak4117->qcrc_errors++;
490 c0 = (ak4117->rcs0 & (AK4117_QINT | AK4117_CINT | AK4117_STC | AK4117_AUDION | AK4117_AUTO | AK4117_UNLCK)) ^
491 (rcs0 & (AK4117_QINT | AK4117_CINT | AK4117_STC | AK4117_AUDION | AK4117_AUTO | AK4117_UNLCK));
492 c1 = (ak4117->rcs1 & (AK4117_DTSCD | AK4117_NPCM | AK4117_PEM | 0x0f)) ^
493 (rcs1 & (AK4117_DTSCD | AK4117_NPCM | AK4117_PEM | 0x0f));
494 ak4117->rcs0 = rcs0 & ~(AK4117_QINT | AK4117_CINT | AK4117_STC);
495 ak4117->rcs1 = rcs1;
496 ak4117->rcs2 = rcs2;
497 spin_unlock_irqrestore(&ak4117->lock, _flags);
498
499 if (rcs0 & AK4117_PAR)
500 snd_ctl_notify(ak4117->card, SNDRV_CTL_EVENT_MASK_VALUE, &ak4117->kctls[0]->id);
501 if (rcs0 & AK4117_V)
502 snd_ctl_notify(ak4117->card, SNDRV_CTL_EVENT_MASK_VALUE, &ak4117->kctls[1]->id);
503 if (rcs2 & AK4117_CCRC)
504 snd_ctl_notify(ak4117->card, SNDRV_CTL_EVENT_MASK_VALUE, &ak4117->kctls[2]->id);
505 if (rcs2 & AK4117_QCRC)
506 snd_ctl_notify(ak4117->card, SNDRV_CTL_EVENT_MASK_VALUE, &ak4117->kctls[3]->id);
507
508 /* rate change */
509 if (c1 & 0x0f)
510 snd_ctl_notify(ak4117->card, SNDRV_CTL_EVENT_MASK_VALUE, &ak4117->kctls[4]->id);
511
512 if ((c1 & AK4117_PEM) | (c0 & AK4117_CINT))
513 snd_ctl_notify(ak4117->card, SNDRV_CTL_EVENT_MASK_VALUE, &ak4117->kctls[6]->id);
514 if (c0 & AK4117_QINT)
515 snd_ctl_notify(ak4117->card, SNDRV_CTL_EVENT_MASK_VALUE, &ak4117->kctls[8]->id);
516
517 if (c0 & AK4117_AUDION)
518 snd_ctl_notify(ak4117->card, SNDRV_CTL_EVENT_MASK_VALUE, &ak4117->kctls[9]->id);
519 if (c1 & AK4117_NPCM)
520 snd_ctl_notify(ak4117->card, SNDRV_CTL_EVENT_MASK_VALUE, &ak4117->kctls[10]->id);
521 if (c1 & AK4117_DTSCD)
522 snd_ctl_notify(ak4117->card, SNDRV_CTL_EVENT_MASK_VALUE, &ak4117->kctls[11]->id);
523
524 if (ak4117->change_callback && (c0 | c1) != 0)
525 ak4117->change_callback(ak4117, c0, c1);
526
527 __rate:
528 /* compare rate */
529 res = external_rate(rcs1);
530 if (!(flags & AK4117_CHECK_NO_RATE) && runtime && runtime->rate != res) {
531 snd_pcm_stream_lock_irqsave(ak4117->substream, _flags);
532 if (snd_pcm_running(ak4117->substream)) {
533 // printk("rate changed (%i <- %i)\n", runtime->rate, res);
534 snd_pcm_stop(ak4117->substream, SNDRV_PCM_STATE_DRAINING);
535 wake_up(&runtime->sleep);
536 res = 1;
537 }
538 snd_pcm_stream_unlock_irqrestore(ak4117->substream, _flags);
539 }
540 return res;
541}
542
543static void snd_ak4117_timer(unsigned long data)
544{
545 ak4117_t *chip = (ak4117_t *)data;
546
547 if (chip->init)
548 return;
549 snd_ak4117_check_rate_and_errors(chip, 0);
550 chip->timer.expires = 1 + jiffies;
551 add_timer(&chip->timer);
552}
553
554EXPORT_SYMBOL(snd_ak4117_create);
555EXPORT_SYMBOL(snd_ak4117_reg_write);
556EXPORT_SYMBOL(snd_ak4117_reinit);
557EXPORT_SYMBOL(snd_ak4117_build);
558EXPORT_SYMBOL(snd_ak4117_external_rate);
559EXPORT_SYMBOL(snd_ak4117_check_rate_and_errors);
diff --git a/sound/i2c/other/ak4xxx-adda.c b/sound/i2c/other/ak4xxx-adda.c
new file mode 100644
index 000000000000..db2b7274a9d6
--- /dev/null
+++ b/sound/i2c/other/ak4xxx-adda.c
@@ -0,0 +1,501 @@
1/*
2 * ALSA driver for AK4524 / AK4528 / AK4529 / AK4355 / AK4358 / AK4381
3 * AD and DA converters
4 *
5 * Copyright (c) 2000-2004 Jaroslav Kysela <perex@suse.cz>,
6 * Takashi Iwai <tiwai@suse.de>
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
21 *
22 */
23
24#include <sound/driver.h>
25#include <asm/io.h>
26#include <linux/delay.h>
27#include <linux/interrupt.h>
28#include <linux/init.h>
29#include <sound/core.h>
30#include <sound/control.h>
31#include <sound/ak4xxx-adda.h>
32
33MODULE_AUTHOR("Jaroslav Kysela <perex@suse.cz>, Takashi Iwai <tiwai@suse.de>");
34MODULE_DESCRIPTION("Routines for control of AK452x / AK43xx AD/DA converters");
35MODULE_LICENSE("GPL");
36
37void snd_akm4xxx_write(akm4xxx_t *ak, int chip, unsigned char reg, unsigned char val)
38{
39 ak->ops.lock(ak, chip);
40 ak->ops.write(ak, chip, reg, val);
41
42 /* save the data */
43 if (ak->type == SND_AK4524 || ak->type == SND_AK4528) {
44 if ((reg != 0x04 && reg != 0x05) || (val & 0x80) == 0)
45 snd_akm4xxx_set(ak, chip, reg, val);
46 else
47 snd_akm4xxx_set_ipga(ak, chip, reg, val);
48 } else {
49 /* AK4529, or else */
50 snd_akm4xxx_set(ak, chip, reg, val);
51 }
52 ak->ops.unlock(ak, chip);
53}
54
55/*
56 * reset the AKM codecs
57 * @state: 1 = reset codec, 0 = restore the registers
58 *
59 * assert the reset operation and restores the register values to the chips.
60 */
61void snd_akm4xxx_reset(akm4xxx_t *ak, int state)
62{
63 unsigned int chip;
64 unsigned char reg;
65
66 switch (ak->type) {
67 case SND_AK4524:
68 case SND_AK4528:
69 for (chip = 0; chip < ak->num_dacs/2; chip++) {
70 snd_akm4xxx_write(ak, chip, 0x01, state ? 0x00 : 0x03);
71 if (state)
72 continue;
73 /* DAC volumes */
74 for (reg = 0x04; reg < (ak->type == SND_AK4528 ? 0x06 : 0x08); reg++)
75 snd_akm4xxx_write(ak, chip, reg, snd_akm4xxx_get(ak, chip, reg));
76 if (ak->type == SND_AK4528)
77 continue;
78 /* IPGA */
79 for (reg = 0x04; reg < 0x06; reg++)
80 snd_akm4xxx_write(ak, chip, reg, snd_akm4xxx_get_ipga(ak, chip, reg));
81 }
82 break;
83 case SND_AK4529:
84 /* FIXME: needed for ak4529? */
85 break;
86 case SND_AK4355:
87 case SND_AK4358:
88 if (state) {
89 snd_akm4xxx_write(ak, 0, 0x01, 0x02); /* reset and soft-mute */
90 return;
91 }
92 for (reg = 0x00; reg < 0x0b; reg++)
93 if (reg != 0x01)
94 snd_akm4xxx_write(ak, 0, reg, snd_akm4xxx_get(ak, 0, reg));
95 snd_akm4xxx_write(ak, 0, 0x01, 0x01); /* un-reset, unmute */
96 break;
97 case SND_AK4381:
98 for (chip = 0; chip < ak->num_dacs/2; chip++) {
99 snd_akm4xxx_write(ak, chip, 0x00, state ? 0x0c : 0x0f);
100 if (state)
101 continue;
102 for (reg = 0x01; reg < 0x05; reg++)
103 snd_akm4xxx_write(ak, chip, reg, snd_akm4xxx_get(ak, chip, reg));
104 }
105 break;
106 }
107}
108
109/*
110 * initialize all the ak4xxx chips
111 */
112void snd_akm4xxx_init(akm4xxx_t *ak)
113{
114 static unsigned char inits_ak4524[] = {
115 0x00, 0x07, /* 0: all power up */
116 0x01, 0x00, /* 1: ADC/DAC reset */
117 0x02, 0x60, /* 2: 24bit I2S */
118 0x03, 0x19, /* 3: deemphasis off */
119 0x01, 0x03, /* 1: ADC/DAC enable */
120 0x04, 0x00, /* 4: ADC left muted */
121 0x05, 0x00, /* 5: ADC right muted */
122 0x04, 0x80, /* 4: ADC IPGA gain 0dB */
123 0x05, 0x80, /* 5: ADC IPGA gain 0dB */
124 0x06, 0x00, /* 6: DAC left muted */
125 0x07, 0x00, /* 7: DAC right muted */
126 0xff, 0xff
127 };
128 static unsigned char inits_ak4528[] = {
129 0x00, 0x07, /* 0: all power up */
130 0x01, 0x00, /* 1: ADC/DAC reset */
131 0x02, 0x60, /* 2: 24bit I2S */
132 0x03, 0x0d, /* 3: deemphasis off, turn LR highpass filters on */
133 0x01, 0x03, /* 1: ADC/DAC enable */
134 0x04, 0x00, /* 4: ADC left muted */
135 0x05, 0x00, /* 5: ADC right muted */
136 0xff, 0xff
137 };
138 static unsigned char inits_ak4529[] = {
139 0x09, 0x01, /* 9: ATS=0, RSTN=1 */
140 0x0a, 0x3f, /* A: all power up, no zero/overflow detection */
141 0x00, 0x0c, /* 0: TDM=0, 24bit I2S, SMUTE=0 */
142 0x01, 0x00, /* 1: ACKS=0, ADC, loop off */
143 0x02, 0xff, /* 2: LOUT1 muted */
144 0x03, 0xff, /* 3: ROUT1 muted */
145 0x04, 0xff, /* 4: LOUT2 muted */
146 0x05, 0xff, /* 5: ROUT2 muted */
147 0x06, 0xff, /* 6: LOUT3 muted */
148 0x07, 0xff, /* 7: ROUT3 muted */
149 0x0b, 0xff, /* B: LOUT4 muted */
150 0x0c, 0xff, /* C: ROUT4 muted */
151 0x08, 0x55, /* 8: deemphasis all off */
152 0xff, 0xff
153 };
154 static unsigned char inits_ak4355[] = {
155 0x01, 0x02, /* 1: reset and soft-mute */
156 0x00, 0x06, /* 0: mode3(i2s), disable auto-clock detect, disable DZF, sharp roll-off, RSTN#=0 */
157 0x02, 0x0e, /* 2: DA's power up, normal speed, RSTN#=0 */
158 // 0x02, 0x2e, /* quad speed */
159 0x03, 0x01, /* 3: de-emphasis off */
160 0x04, 0x00, /* 4: LOUT1 volume muted */
161 0x05, 0x00, /* 5: ROUT1 volume muted */
162 0x06, 0x00, /* 6: LOUT2 volume muted */
163 0x07, 0x00, /* 7: ROUT2 volume muted */
164 0x08, 0x00, /* 8: LOUT3 volume muted */
165 0x09, 0x00, /* 9: ROUT3 volume muted */
166 0x0a, 0x00, /* a: DATT speed=0, ignore DZF */
167 0x01, 0x01, /* 1: un-reset, unmute */
168 0xff, 0xff
169 };
170 static unsigned char inits_ak4358[] = {
171 0x01, 0x02, /* 1: reset and soft-mute */
172 0x00, 0x06, /* 0: mode3(i2s), disable auto-clock detect, disable DZF, sharp roll-off, RSTN#=0 */
173 0x02, 0x0e, /* 2: DA's power up, normal speed, RSTN#=0 */
174 // 0x02, 0x2e, /* quad speed */
175 0x03, 0x01, /* 3: de-emphasis off */
176 0x04, 0x00, /* 4: LOUT1 volume muted */
177 0x05, 0x00, /* 5: ROUT1 volume muted */
178 0x06, 0x00, /* 6: LOUT2 volume muted */
179 0x07, 0x00, /* 7: ROUT2 volume muted */
180 0x08, 0x00, /* 8: LOUT3 volume muted */
181 0x09, 0x00, /* 9: ROUT3 volume muted */
182 0x0b, 0x00, /* b: LOUT4 volume muted */
183 0x0c, 0x00, /* c: ROUT4 volume muted */
184 0x0a, 0x00, /* a: DATT speed=0, ignore DZF */
185 0x01, 0x01, /* 1: un-reset, unmute */
186 0xff, 0xff
187 };
188 static unsigned char inits_ak4381[] = {
189 0x00, 0x0c, /* 0: mode3(i2s), disable auto-clock detect */
190 0x01, 0x02, /* 1: de-emphasis off, normal speed, sharp roll-off, DZF off */
191 // 0x01, 0x12, /* quad speed */
192 0x02, 0x00, /* 2: DZF disabled */
193 0x03, 0x00, /* 3: LATT 0 */
194 0x04, 0x00, /* 4: RATT 0 */
195 0x00, 0x0f, /* 0: power-up, un-reset */
196 0xff, 0xff
197 };
198
199 int chip, num_chips;
200 unsigned char *ptr, reg, data, *inits;
201
202 switch (ak->type) {
203 case SND_AK4524:
204 inits = inits_ak4524;
205 num_chips = ak->num_dacs / 2;
206 break;
207 case SND_AK4528:
208 inits = inits_ak4528;
209 num_chips = ak->num_dacs / 2;
210 break;
211 case SND_AK4529:
212 inits = inits_ak4529;
213 num_chips = 1;
214 break;
215 case SND_AK4355:
216 inits = inits_ak4355;
217 num_chips = 1;
218 break;
219 case SND_AK4358:
220 inits = inits_ak4358;
221 num_chips = 1;
222 break;
223 case SND_AK4381:
224 inits = inits_ak4381;
225 num_chips = ak->num_dacs / 2;
226 break;
227 default:
228 snd_BUG();
229 return;
230 }
231
232 for (chip = 0; chip < num_chips; chip++) {
233 ptr = inits;
234 while (*ptr != 0xff) {
235 reg = *ptr++;
236 data = *ptr++;
237 snd_akm4xxx_write(ak, chip, reg, data);
238 }
239 }
240}
241
242#define AK_GET_CHIP(val) (((val) >> 8) & 0xff)
243#define AK_GET_ADDR(val) ((val) & 0xff)
244#define AK_GET_SHIFT(val) (((val) >> 16) & 0x7f)
245#define AK_GET_INVERT(val) (((val) >> 23) & 1)
246#define AK_GET_MASK(val) (((val) >> 24) & 0xff)
247#define AK_COMPOSE(chip,addr,shift,mask) (((chip) << 8) | (addr) | ((shift) << 16) | ((mask) << 24))
248#define AK_INVERT (1<<23)
249
250static int snd_akm4xxx_volume_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
251{
252 unsigned int mask = AK_GET_MASK(kcontrol->private_value);
253
254 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
255 uinfo->count = 1;
256 uinfo->value.integer.min = 0;
257 uinfo->value.integer.max = mask;
258 return 0;
259}
260
261static int snd_akm4xxx_volume_get(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol)
262{
263 akm4xxx_t *ak = snd_kcontrol_chip(kcontrol);
264 int chip = AK_GET_CHIP(kcontrol->private_value);
265 int addr = AK_GET_ADDR(kcontrol->private_value);
266 int invert = AK_GET_INVERT(kcontrol->private_value);
267 unsigned int mask = AK_GET_MASK(kcontrol->private_value);
268 unsigned char val = snd_akm4xxx_get(ak, chip, addr);
269
270 ucontrol->value.integer.value[0] = invert ? mask - val : val;
271 return 0;
272}
273
274static int snd_akm4xxx_volume_put(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol)
275{
276 akm4xxx_t *ak = snd_kcontrol_chip(kcontrol);
277 int chip = AK_GET_CHIP(kcontrol->private_value);
278 int addr = AK_GET_ADDR(kcontrol->private_value);
279 int invert = AK_GET_INVERT(kcontrol->private_value);
280 unsigned int mask = AK_GET_MASK(kcontrol->private_value);
281 unsigned char nval = ucontrol->value.integer.value[0] % (mask+1);
282 int change;
283
284 if (invert)
285 nval = mask - nval;
286 change = snd_akm4xxx_get(ak, chip, addr) != nval;
287 if (change)
288 snd_akm4xxx_write(ak, chip, addr, nval);
289 return change;
290}
291
292static int snd_akm4xxx_ipga_gain_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
293{
294 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
295 uinfo->count = 1;
296 uinfo->value.integer.min = 0;
297 uinfo->value.integer.max = 36;
298 return 0;
299}
300
301static int snd_akm4xxx_ipga_gain_get(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol)
302{
303 akm4xxx_t *ak = snd_kcontrol_chip(kcontrol);
304 int chip = AK_GET_CHIP(kcontrol->private_value);
305 int addr = AK_GET_ADDR(kcontrol->private_value);
306 ucontrol->value.integer.value[0] = snd_akm4xxx_get_ipga(ak, chip, addr) & 0x7f;
307 return 0;
308}
309
310static int snd_akm4xxx_ipga_gain_put(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol)
311{
312 akm4xxx_t *ak = snd_kcontrol_chip(kcontrol);
313 int chip = AK_GET_CHIP(kcontrol->private_value);
314 int addr = AK_GET_ADDR(kcontrol->private_value);
315 unsigned char nval = (ucontrol->value.integer.value[0] % 37) | 0x80;
316 int change = snd_akm4xxx_get_ipga(ak, chip, addr) != nval;
317 if (change)
318 snd_akm4xxx_write(ak, chip, addr, nval);
319 return change;
320}
321
322static int snd_akm4xxx_deemphasis_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t *uinfo)
323{
324 static char *texts[4] = {
325 "44.1kHz", "Off", "48kHz", "32kHz",
326 };
327 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
328 uinfo->count = 1;
329 uinfo->value.enumerated.items = 4;
330 if (uinfo->value.enumerated.item >= 4)
331 uinfo->value.enumerated.item = 3;
332 strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]);
333 return 0;
334}
335
336static int snd_akm4xxx_deemphasis_get(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t *ucontrol)
337{
338 akm4xxx_t *ak = snd_kcontrol_chip(kcontrol);
339 int chip = AK_GET_CHIP(kcontrol->private_value);
340 int addr = AK_GET_ADDR(kcontrol->private_value);
341 int shift = AK_GET_SHIFT(kcontrol->private_value);
342 ucontrol->value.enumerated.item[0] = (snd_akm4xxx_get(ak, chip, addr) >> shift) & 3;
343 return 0;
344}
345
346static int snd_akm4xxx_deemphasis_put(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol)
347{
348 akm4xxx_t *ak = snd_kcontrol_chip(kcontrol);
349 int chip = AK_GET_CHIP(kcontrol->private_value);
350 int addr = AK_GET_ADDR(kcontrol->private_value);
351 int shift = AK_GET_SHIFT(kcontrol->private_value);
352 unsigned char nval = ucontrol->value.enumerated.item[0] & 3;
353 int change;
354
355 nval = (nval << shift) | (snd_akm4xxx_get(ak, chip, addr) & ~(3 << shift));
356 change = snd_akm4xxx_get(ak, chip, addr) != nval;
357 if (change)
358 snd_akm4xxx_write(ak, chip, addr, nval);
359 return change;
360}
361
362/*
363 * build AK4xxx controls
364 */
365
366int snd_akm4xxx_build_controls(akm4xxx_t *ak)
367{
368 unsigned int idx, num_emphs;
369 snd_kcontrol_t *ctl;
370 int err;
371
372 ctl = kmalloc(sizeof(*ctl), GFP_KERNEL);
373 if (! ctl)
374 return -ENOMEM;
375
376 for (idx = 0; idx < ak->num_dacs; ++idx) {
377 memset(ctl, 0, sizeof(*ctl));
378 strcpy(ctl->id.name, "DAC Volume");
379 ctl->id.index = idx + ak->idx_offset * 2;
380 ctl->id.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
381 ctl->count = 1;
382 ctl->info = snd_akm4xxx_volume_info;
383 ctl->get = snd_akm4xxx_volume_get;
384 ctl->put = snd_akm4xxx_volume_put;
385 switch (ak->type) {
386 case SND_AK4524:
387 ctl->private_value = AK_COMPOSE(idx/2, (idx%2) + 6, 0, 127); /* register 6 & 7 */
388 break;
389 case SND_AK4528:
390 ctl->private_value = AK_COMPOSE(idx/2, (idx%2) + 4, 0, 127); /* register 4 & 5 */
391 break;
392 case SND_AK4529: {
393 int val = idx < 6 ? idx + 2 : (idx - 6) + 0xb; /* registers 2-7 and b,c */
394 ctl->private_value = AK_COMPOSE(0, val, 0, 255) | AK_INVERT;
395 break;
396 }
397 case SND_AK4355:
398 ctl->private_value = AK_COMPOSE(0, idx + 4, 0, 255); /* register 4-9, chip #0 only */
399 break;
400 case SND_AK4358:
401 if (idx >= 6)
402 ctl->private_value = AK_COMPOSE(0, idx + 5, 0, 255); /* register 4-9, chip #0 only */
403 else
404 ctl->private_value = AK_COMPOSE(0, idx + 4, 0, 255); /* register 4-9, chip #0 only */
405 break;
406 case SND_AK4381:
407 ctl->private_value = AK_COMPOSE(idx/2, (idx%2) + 3, 0, 255); /* register 3 & 4 */
408 break;
409 default:
410 err = -EINVAL;
411 goto __error;
412 }
413 ctl->private_data = ak;
414 if ((err = snd_ctl_add(ak->card, snd_ctl_new(ctl, SNDRV_CTL_ELEM_ACCESS_READ|SNDRV_CTL_ELEM_ACCESS_WRITE))) < 0)
415 goto __error;
416 }
417 for (idx = 0; idx < ak->num_adcs && ak->type == SND_AK4524; ++idx) {
418 memset(ctl, 0, sizeof(*ctl));
419 strcpy(ctl->id.name, "ADC Volume");
420 ctl->id.index = idx + ak->idx_offset * 2;
421 ctl->id.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
422 ctl->count = 1;
423 ctl->info = snd_akm4xxx_volume_info;
424 ctl->get = snd_akm4xxx_volume_get;
425 ctl->put = snd_akm4xxx_volume_put;
426 ctl->private_value = AK_COMPOSE(idx/2, (idx%2) + 4, 0, 127); /* register 4 & 5 */
427 ctl->private_data = ak;
428 if ((err = snd_ctl_add(ak->card, snd_ctl_new(ctl, SNDRV_CTL_ELEM_ACCESS_READ|SNDRV_CTL_ELEM_ACCESS_WRITE))) < 0)
429 goto __error;
430
431 memset(ctl, 0, sizeof(*ctl));
432 strcpy(ctl->id.name, "IPGA Analog Capture Volume");
433 ctl->id.index = idx + ak->idx_offset * 2;
434 ctl->id.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
435 ctl->count = 1;
436 ctl->info = snd_akm4xxx_ipga_gain_info;
437 ctl->get = snd_akm4xxx_ipga_gain_get;
438 ctl->put = snd_akm4xxx_ipga_gain_put;
439 ctl->private_value = AK_COMPOSE(idx/2, (idx%2) + 4, 0, 0); /* register 4 & 5 */
440 ctl->private_data = ak;
441 if ((err = snd_ctl_add(ak->card, snd_ctl_new(ctl, SNDRV_CTL_ELEM_ACCESS_READ|SNDRV_CTL_ELEM_ACCESS_WRITE))) < 0)
442 goto __error;
443 }
444 if (ak->type == SND_AK4355 || ak->type == SND_AK4358)
445 num_emphs = 1;
446 else
447 num_emphs = ak->num_dacs / 2;
448 for (idx = 0; idx < num_emphs; idx++) {
449 memset(ctl, 0, sizeof(*ctl));
450 strcpy(ctl->id.name, "Deemphasis");
451 ctl->id.index = idx + ak->idx_offset;
452 ctl->id.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
453 ctl->count = 1;
454 ctl->info = snd_akm4xxx_deemphasis_info;
455 ctl->get = snd_akm4xxx_deemphasis_get;
456 ctl->put = snd_akm4xxx_deemphasis_put;
457 switch (ak->type) {
458 case SND_AK4524:
459 case SND_AK4528:
460 ctl->private_value = AK_COMPOSE(idx, 3, 0, 0); /* register 3 */
461 break;
462 case SND_AK4529: {
463 int shift = idx == 3 ? 6 : (2 - idx) * 2;
464 ctl->private_value = AK_COMPOSE(0, 8, shift, 0); /* register 8 with shift */
465 break;
466 }
467 case SND_AK4355:
468 case SND_AK4358:
469 ctl->private_value = AK_COMPOSE(idx, 3, 0, 0);
470 break;
471 case SND_AK4381:
472 ctl->private_value = AK_COMPOSE(idx, 1, 1, 0);
473 break;
474 }
475 ctl->private_data = ak;
476 if ((err = snd_ctl_add(ak->card, snd_ctl_new(ctl, SNDRV_CTL_ELEM_ACCESS_READ|SNDRV_CTL_ELEM_ACCESS_WRITE))) < 0)
477 goto __error;
478 }
479 err = 0;
480
481 __error:
482 kfree(ctl);
483 return err;
484}
485
486static int __init alsa_akm4xxx_module_init(void)
487{
488 return 0;
489}
490
491static void __exit alsa_akm4xxx_module_exit(void)
492{
493}
494
495module_init(alsa_akm4xxx_module_init)
496module_exit(alsa_akm4xxx_module_exit)
497
498EXPORT_SYMBOL(snd_akm4xxx_write);
499EXPORT_SYMBOL(snd_akm4xxx_reset);
500EXPORT_SYMBOL(snd_akm4xxx_init);
501EXPORT_SYMBOL(snd_akm4xxx_build_controls);
diff --git a/sound/i2c/other/tea575x-tuner.c b/sound/i2c/other/tea575x-tuner.c
new file mode 100644
index 000000000000..0f05a2b9a370
--- /dev/null
+++ b/sound/i2c/other/tea575x-tuner.c
@@ -0,0 +1,233 @@
1/*
2 * ALSA driver for TEA5757/5759 Philips AM/FM radio tuner chips
3 *
4 * Copyright (c) 2004 Jaroslav Kysela <perex@suse.cz>
5 *
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 *
21 */
22
23#include <sound/driver.h>
24#include <asm/io.h>
25#include <linux/delay.h>
26#include <linux/interrupt.h>
27#include <linux/init.h>
28#include <sound/core.h>
29#include <sound/tea575x-tuner.h>
30
31MODULE_AUTHOR("Jaroslav Kysela <perex@suse.cz>");
32MODULE_DESCRIPTION("Routines for control of TEA5757/5759 Philips AM/FM radio tuner chips");
33MODULE_LICENSE("GPL");
34
35/*
36 * definitions
37 */
38
39#define TEA575X_BIT_SEARCH (1<<24) /* 1 = search action, 0 = tuned */
40#define TEA575X_BIT_UPDOWN (1<<23) /* 0 = search down, 1 = search up */
41#define TEA575X_BIT_MONO (1<<22) /* 0 = stereo, 1 = mono */
42#define TEA575X_BIT_BAND_MASK (3<<20)
43#define TEA575X_BIT_BAND_FM (0<<20)
44#define TEA575X_BIT_BAND_MW (1<<20)
45#define TEA575X_BIT_BAND_LW (1<<21)
46#define TEA575X_BIT_BAND_SW (1<<22)
47#define TEA575X_BIT_PORT_0 (1<<19) /* user bit */
48#define TEA575X_BIT_PORT_1 (1<<18) /* user bit */
49#define TEA575X_BIT_SEARCH_MASK (3<<16) /* search level */
50#define TEA575X_BIT_SEARCH_5_28 (0<<16) /* FM >5uV, AM >28uV */
51#define TEA575X_BIT_SEARCH_10_40 (1<<16) /* FM >10uV, AM > 40uV */
52#define TEA575X_BIT_SEARCH_30_63 (2<<16) /* FM >30uV, AM > 63uV */
53#define TEA575X_BIT_SEARCH_150_1000 (3<<16) /* FM > 150uV, AM > 1000uV */
54#define TEA575X_BIT_DUMMY (1<<15) /* buffer */
55#define TEA575X_BIT_FREQ_MASK 0x7fff
56
57/*
58 * lowlevel part
59 */
60
61static void snd_tea575x_set_freq(tea575x_t *tea)
62{
63 unsigned long freq;
64
65 freq = tea->freq / 16; /* to kHz */
66 if (freq > 108000)
67 freq = 108000;
68 if (freq < 87000)
69 freq = 87000;
70 /* crystal fixup */
71 if (tea->tea5759)
72 freq -= tea->freq_fixup;
73 else
74 freq += tea->freq_fixup;
75 /* freq /= 12.5 */
76 freq *= 10;
77 freq /= 125;
78
79 tea->val &= ~TEA575X_BIT_FREQ_MASK;
80 tea->val |= freq & TEA575X_BIT_FREQ_MASK;
81 tea->ops->write(tea, tea->val);
82}
83
84/*
85 * Linux Video interface
86 */
87
88static int snd_tea575x_ioctl(struct inode *inode, struct file *file,
89 unsigned int cmd, unsigned long data)
90{
91 struct video_device *dev = video_devdata(file);
92 tea575x_t *tea = video_get_drvdata(dev);
93 void __user *arg = (void __user *)data;
94
95 switch(cmd) {
96 case VIDIOCGCAP:
97 {
98 struct video_capability v;
99 v.type = VID_TYPE_TUNER;
100 v.channels = 1;
101 v.audios = 1;
102 /* No we don't do pictures */
103 v.maxwidth = 0;
104 v.maxheight = 0;
105 v.minwidth = 0;
106 v.minheight = 0;
107 strcpy(v.name, tea->tea5759 ? "TEA5759" : "TEA5757");
108 if (copy_to_user(arg,&v,sizeof(v)))
109 return -EFAULT;
110 return 0;
111 }
112 case VIDIOCGTUNER:
113 {
114 struct video_tuner v;
115 if (copy_from_user(&v, arg,sizeof(v))!=0)
116 return -EFAULT;
117 if (v.tuner) /* Only 1 tuner */
118 return -EINVAL;
119 v.rangelow = (87*16000);
120 v.rangehigh = (108*16000);
121 v.flags = VIDEO_TUNER_LOW;
122 v.mode = VIDEO_MODE_AUTO;
123 strcpy(v.name, "FM");
124 v.signal = 0xFFFF;
125 if (copy_to_user(arg, &v, sizeof(v)))
126 return -EFAULT;
127 return 0;
128 }
129 case VIDIOCSTUNER:
130 {
131 struct video_tuner v;
132 if(copy_from_user(&v, arg, sizeof(v)))
133 return -EFAULT;
134 if(v.tuner!=0)
135 return -EINVAL;
136 /* Only 1 tuner so no setting needed ! */
137 return 0;
138 }
139 case VIDIOCGFREQ:
140 if(copy_to_user(arg, &tea->freq, sizeof(tea->freq)))
141 return -EFAULT;
142 return 0;
143 case VIDIOCSFREQ:
144 if(copy_from_user(&tea->freq, arg, sizeof(tea->freq)))
145 return -EFAULT;
146 snd_tea575x_set_freq(tea);
147 return 0;
148 case VIDIOCGAUDIO:
149 {
150 struct video_audio v;
151 memset(&v, 0, sizeof(v));
152 strcpy(v.name, "Radio");
153 if(copy_to_user(arg,&v, sizeof(v)))
154 return -EFAULT;
155 return 0;
156 }
157 case VIDIOCSAUDIO:
158 {
159 struct video_audio v;
160 if(copy_from_user(&v, arg, sizeof(v)))
161 return -EFAULT;
162 if(v.audio)
163 return -EINVAL;
164 return 0;
165 }
166 default:
167 return -ENOIOCTLCMD;
168 }
169}
170
171static void snd_tea575x_release(struct video_device *vfd)
172{
173}
174
175/*
176 * initialize all the tea575x chips
177 */
178void snd_tea575x_init(tea575x_t *tea)
179{
180 unsigned int val;
181
182 val = tea->ops->read(tea);
183 if (val == 0x1ffffff || val == 0) {
184 snd_printk(KERN_ERR "Cannot find TEA575x chip\n");
185 return;
186 }
187
188 memset(&tea->vd, 0, sizeof(tea->vd));
189 tea->vd.owner = tea->card->module;
190 strcpy(tea->vd.name, tea->tea5759 ? "TEA5759 radio" : "TEA5757 radio");
191 tea->vd.type = VID_TYPE_TUNER;
192 tea->vd.hardware = VID_HARDWARE_RTRACK; /* FIXME: assign new number */
193 tea->vd.release = snd_tea575x_release;
194 video_set_drvdata(&tea->vd, tea);
195 tea->vd.fops = &tea->fops;
196 tea->fops.owner = tea->card->module;
197 tea->fops.open = video_exclusive_open;
198 tea->fops.release = video_exclusive_release;
199 tea->fops.ioctl = snd_tea575x_ioctl;
200 if (video_register_device(&tea->vd, VFL_TYPE_RADIO, tea->dev_nr - 1) < 0) {
201 snd_printk(KERN_ERR "unable to register tea575x tuner\n");
202 return;
203 }
204 tea->vd_registered = 1;
205
206 tea->val = TEA575X_BIT_BAND_FM | TEA575X_BIT_SEARCH_10_40;
207 tea->freq = 90500 * 16; /* 90.5Mhz default */
208
209 snd_tea575x_set_freq(tea);
210}
211
212void snd_tea575x_exit(tea575x_t *tea)
213{
214 if (tea->vd_registered) {
215 video_unregister_device(&tea->vd);
216 tea->vd_registered = 0;
217 }
218}
219
220static int __init alsa_tea575x_module_init(void)
221{
222 return 0;
223}
224
225static void __exit alsa_tea575x_module_exit(void)
226{
227}
228
229module_init(alsa_tea575x_module_init)
230module_exit(alsa_tea575x_module_exit)
231
232EXPORT_SYMBOL(snd_tea575x_init);
233EXPORT_SYMBOL(snd_tea575x_exit);
diff --git a/sound/i2c/tea6330t.c b/sound/i2c/tea6330t.c
new file mode 100644
index 000000000000..bb503e70b664
--- /dev/null
+++ b/sound/i2c/tea6330t.c
@@ -0,0 +1,369 @@
1/*
2 * Routines for control of the TEA6330T circuit via i2c bus
3 * Sound fader control circuit for car radios by Philips Semiconductors
4 * Copyright (c) by Jaroslav Kysela <perex@suse.cz>
5 *
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 *
21 */
22
23#include <sound/driver.h>
24#include <linux/init.h>
25#include <linux/slab.h>
26#include <sound/core.h>
27#include <sound/tea6330t.h>
28
29MODULE_AUTHOR("Jaroslav Kysela <perex@suse.cz>");
30MODULE_DESCRIPTION("Routines for control of the TEA6330T circuit via i2c bus");
31MODULE_LICENSE("GPL");
32
33#define TEA6330T_ADDR (0x80>>1) /* fixed address */
34
35#define TEA6330T_SADDR_VOLUME_LEFT 0x00 /* volume left */
36#define TEA6330T_SADDR_VOLUME_RIGHT 0x01 /* volume right */
37#define TEA6330T_SADDR_BASS 0x02 /* bass control */
38#define TEA6330T_SADDR_TREBLE 0x03 /* treble control */
39#define TEA6330T_SADDR_FADER 0x04 /* fader control */
40#define TEA6330T_MFN 0x20 /* mute control for selected channels */
41#define TEA6330T_FCH 0x10 /* select fader channels - front or rear */
42#define TEA6330T_SADDR_AUDIO_SWITCH 0x05 /* audio switch */
43#define TEA6330T_GMU 0x80 /* mute control, general mute */
44#define TEA6330T_EQN 0x40 /* equalizer switchover (0=equalizer-on) */
45
46int snd_tea6330t_detect(snd_i2c_bus_t *bus, int equalizer)
47{
48 int res;
49
50 snd_i2c_lock(bus);
51 res = snd_i2c_probeaddr(bus, TEA6330T_ADDR);
52 snd_i2c_unlock(bus);
53 return res;
54}
55
56#if 0
57static void snd_tea6330t_set(tea6330t_t *tea,
58 unsigned char addr, unsigned char value)
59{
60#if 0
61 printk("set - 0x%x/0x%x\n", addr, value);
62#endif
63 snd_i2c_write(tea->bus, TEA6330T_ADDR, addr, value, 1);
64}
65#endif
66
67#define TEA6330T_MASTER_VOLUME(xname, xindex) \
68{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
69 .info = snd_tea6330t_info_master_volume, \
70 .get = snd_tea6330t_get_master_volume, .put = snd_tea6330t_put_master_volume }
71
72static int snd_tea6330t_info_master_volume(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
73{
74 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
75 uinfo->count = 2;
76 uinfo->value.integer.min = 0;
77 uinfo->value.integer.max = 43;
78 return 0;
79}
80
81static int snd_tea6330t_get_master_volume(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
82{
83 tea6330t_t *tea = snd_kcontrol_chip(kcontrol);
84
85 snd_i2c_lock(tea->bus);
86 ucontrol->value.integer.value[0] = tea->mleft - 0x14;
87 ucontrol->value.integer.value[1] = tea->mright - 0x14;
88 snd_i2c_unlock(tea->bus);
89 return 0;
90}
91
92static int snd_tea6330t_put_master_volume(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
93{
94 tea6330t_t *tea = snd_kcontrol_chip(kcontrol);
95 int change, count, err;
96 unsigned char bytes[3];
97 unsigned char val1, val2;
98
99 val1 = (ucontrol->value.integer.value[0] % 44) + 0x14;
100 val2 = (ucontrol->value.integer.value[1] % 44) + 0x14;
101 snd_i2c_lock(tea->bus);
102 change = val1 != tea->mleft || val2 != tea->mright;
103 tea->mleft = val1;
104 tea->mright = val2;
105 count = 0;
106 if (tea->regs[TEA6330T_SADDR_VOLUME_LEFT] != 0) {
107 bytes[count++] = TEA6330T_SADDR_VOLUME_LEFT;
108 bytes[count++] = tea->regs[TEA6330T_SADDR_VOLUME_LEFT] = tea->mleft;
109 }
110 if (tea->regs[TEA6330T_SADDR_VOLUME_RIGHT] != 0) {
111 if (count == 0)
112 bytes[count++] = TEA6330T_SADDR_VOLUME_RIGHT;
113 bytes[count++] = tea->regs[TEA6330T_SADDR_VOLUME_RIGHT] = tea->mright;
114 }
115 if (count > 0) {
116 if ((err = snd_i2c_sendbytes(tea->device, bytes, count)) < 0)
117 change = err;
118 }
119 snd_i2c_unlock(tea->bus);
120 return change;
121}
122
123#define TEA6330T_MASTER_SWITCH(xname, xindex) \
124{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
125 .info = snd_tea6330t_info_master_switch, \
126 .get = snd_tea6330t_get_master_switch, .put = snd_tea6330t_put_master_switch }
127
128static int snd_tea6330t_info_master_switch(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
129{
130 uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
131 uinfo->count = 2;
132 uinfo->value.integer.min = 0;
133 uinfo->value.integer.max = 1;
134 return 0;
135}
136
137static int snd_tea6330t_get_master_switch(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
138{
139 tea6330t_t *tea = snd_kcontrol_chip(kcontrol);
140
141 snd_i2c_lock(tea->bus);
142 ucontrol->value.integer.value[0] = tea->regs[TEA6330T_SADDR_VOLUME_LEFT] == 0 ? 0 : 1;
143 ucontrol->value.integer.value[1] = tea->regs[TEA6330T_SADDR_VOLUME_RIGHT] == 0 ? 0 : 1;
144 snd_i2c_unlock(tea->bus);
145 return 0;
146}
147
148static int snd_tea6330t_put_master_switch(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
149{
150 tea6330t_t *tea = snd_kcontrol_chip(kcontrol);
151 int change, err;
152 unsigned char bytes[3];
153 unsigned char oval1, oval2, val1, val2;
154
155 val1 = ucontrol->value.integer.value[0] & 1;
156 val2 = ucontrol->value.integer.value[1] & 1;
157 snd_i2c_lock(tea->bus);
158 oval1 = tea->regs[TEA6330T_SADDR_VOLUME_LEFT] == 0 ? 0 : 1;
159 oval2 = tea->regs[TEA6330T_SADDR_VOLUME_RIGHT] == 0 ? 0 : 1;
160 change = val1 != oval1 || val2 != oval2;
161 tea->regs[TEA6330T_SADDR_VOLUME_LEFT] = val1 ? tea->mleft : 0;
162 tea->regs[TEA6330T_SADDR_VOLUME_RIGHT] = val2 ? tea->mright : 0;
163 bytes[0] = TEA6330T_SADDR_VOLUME_LEFT;
164 bytes[1] = tea->regs[TEA6330T_SADDR_VOLUME_LEFT];
165 bytes[2] = tea->regs[TEA6330T_SADDR_VOLUME_RIGHT];
166 if ((err = snd_i2c_sendbytes(tea->device, bytes, 3)) < 0)
167 change = err;
168 snd_i2c_unlock(tea->bus);
169 return change;
170}
171
172#define TEA6330T_BASS(xname, xindex) \
173{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
174 .info = snd_tea6330t_info_bass, \
175 .get = snd_tea6330t_get_bass, .put = snd_tea6330t_put_bass }
176
177static int snd_tea6330t_info_bass(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
178{
179 tea6330t_t *tea = snd_kcontrol_chip(kcontrol);
180
181 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
182 uinfo->count = 1;
183 uinfo->value.integer.min = 0;
184 uinfo->value.integer.max = tea->max_bass;
185 return 0;
186}
187
188static int snd_tea6330t_get_bass(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
189{
190 tea6330t_t *tea = snd_kcontrol_chip(kcontrol);
191
192 ucontrol->value.integer.value[0] = tea->bass;
193 return 0;
194}
195
196static int snd_tea6330t_put_bass(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
197{
198 tea6330t_t *tea = snd_kcontrol_chip(kcontrol);
199 int change, err;
200 unsigned char bytes[2];
201 unsigned char val1;
202
203 val1 = ucontrol->value.integer.value[0] % (tea->max_bass + 1);
204 snd_i2c_lock(tea->bus);
205 tea->bass = val1;
206 val1 += tea->equalizer ? 7 : 3;
207 change = tea->regs[TEA6330T_SADDR_BASS] != val1;
208 bytes[0] = TEA6330T_SADDR_BASS;
209 bytes[1] = tea->regs[TEA6330T_SADDR_BASS] = val1;
210 if ((err = snd_i2c_sendbytes(tea->device, bytes, 2)) < 0)
211 change = err;
212 snd_i2c_unlock(tea->bus);
213 return change;
214}
215
216#define TEA6330T_TREBLE(xname, xindex) \
217{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
218 .info = snd_tea6330t_info_treble, \
219 .get = snd_tea6330t_get_treble, .put = snd_tea6330t_put_treble }
220
221static int snd_tea6330t_info_treble(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
222{
223 tea6330t_t *tea = snd_kcontrol_chip(kcontrol);
224
225 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
226 uinfo->count = 1;
227 uinfo->value.integer.min = 0;
228 uinfo->value.integer.max = tea->max_treble;
229 return 0;
230}
231
232static int snd_tea6330t_get_treble(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
233{
234 tea6330t_t *tea = snd_kcontrol_chip(kcontrol);
235
236 ucontrol->value.integer.value[0] = tea->treble;
237 return 0;
238}
239
240static int snd_tea6330t_put_treble(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
241{
242 tea6330t_t *tea = snd_kcontrol_chip(kcontrol);
243 int change, err;
244 unsigned char bytes[2];
245 unsigned char val1;
246
247 val1 = ucontrol->value.integer.value[0] % (tea->max_treble + 1);
248 snd_i2c_lock(tea->bus);
249 tea->treble = val1;
250 val1 += 3;
251 change = tea->regs[TEA6330T_SADDR_TREBLE] != val1;
252 bytes[0] = TEA6330T_SADDR_TREBLE;
253 bytes[1] = tea->regs[TEA6330T_SADDR_TREBLE] = val1;
254 if ((err = snd_i2c_sendbytes(tea->device, bytes, 2)) < 0)
255 change = err;
256 snd_i2c_unlock(tea->bus);
257 return change;
258}
259
260static snd_kcontrol_new_t snd_tea6330t_controls[] = {
261TEA6330T_MASTER_SWITCH("Master Playback Switch", 0),
262TEA6330T_MASTER_VOLUME("Master Playback Volume", 0),
263TEA6330T_BASS("Tone Control - Bass", 0),
264TEA6330T_TREBLE("Tone Control - Treble", 0)
265};
266
267static void snd_tea6330_free(snd_i2c_device_t *device)
268{
269 tea6330t_t *tea = device->private_data;
270 kfree(tea);
271}
272
273int snd_tea6330t_update_mixer(snd_card_t * card,
274 snd_i2c_bus_t *bus,
275 int equalizer, int fader)
276{
277 snd_i2c_device_t *device;
278 tea6330t_t *tea;
279 snd_kcontrol_new_t *knew;
280 unsigned int idx;
281 int err = -ENOMEM;
282 u8 default_treble, default_bass;
283 unsigned char bytes[7];
284
285 tea = kcalloc(1, sizeof(*tea), GFP_KERNEL);
286 if (tea == NULL)
287 return -ENOMEM;
288 if ((err = snd_i2c_device_create(bus, "TEA6330T", TEA6330T_ADDR, &device)) < 0) {
289 kfree(tea);
290 return err;
291 }
292 tea->device = device;
293 tea->bus = bus;
294 tea->equalizer = equalizer;
295 tea->fader = fader;
296 device->private_data = tea;
297 device->private_free = snd_tea6330_free;
298
299 snd_i2c_lock(bus);
300
301 /* turn fader off and handle equalizer */
302 tea->regs[TEA6330T_SADDR_FADER] = 0x3f;
303 tea->regs[TEA6330T_SADDR_AUDIO_SWITCH] = equalizer ? 0 : TEA6330T_EQN;
304 /* initialize mixer */
305 if (!tea->equalizer) {
306 tea->max_bass = 9;
307 tea->max_treble = 8;
308 default_bass = 3 + 4;
309 tea->bass = 4;
310 default_treble = 3 + 4;
311 tea->treble = 4;
312 } else {
313 tea->max_bass = 5;
314 tea->max_treble = 0;
315 default_bass = 7 + 4;
316 tea->bass = 4;
317 default_treble = 3;
318 tea->treble = 0;
319 }
320 tea->mleft = tea->mright = 0x14;
321 tea->regs[TEA6330T_SADDR_BASS] = default_bass;
322 tea->regs[TEA6330T_SADDR_TREBLE] = default_treble;
323
324 /* compose I2C message and put the hardware to initial state */
325 bytes[0] = TEA6330T_SADDR_VOLUME_LEFT;
326 for (idx = 0; idx < 6; idx++)
327 bytes[idx+1] = tea->regs[idx];
328 if ((err = snd_i2c_sendbytes(device, bytes, 7)) < 0)
329 goto __error;
330
331 strcat(card->mixername, ",TEA6330T");
332 if ((err = snd_component_add(card, "TEA6330T")) < 0)
333 goto __error;
334
335 for (idx = 0; idx < ARRAY_SIZE(snd_tea6330t_controls); idx++) {
336 knew = &snd_tea6330t_controls[idx];
337 if (tea->treble == 0 && !strcmp(knew->name, "Tone Control - Treble"))
338 continue;
339 if ((err = snd_ctl_add(card, snd_ctl_new1(knew, tea))) < 0)
340 goto __error;
341 }
342
343 snd_i2c_unlock(bus);
344 return 0;
345
346 __error:
347 snd_i2c_unlock(bus);
348 snd_i2c_device_free(device);
349 return err;
350}
351
352EXPORT_SYMBOL(snd_tea6330t_detect);
353EXPORT_SYMBOL(snd_tea6330t_update_mixer);
354
355/*
356 * INIT part
357 */
358
359static int __init alsa_tea6330t_init(void)
360{
361 return 0;
362}
363
364static void __exit alsa_tea6330t_exit(void)
365{
366}
367
368module_init(alsa_tea6330t_init)
369module_exit(alsa_tea6330t_exit)
generated by cgit v1.2.2 (git 2.25.0) at 2024-12-22 19:46:37 -0500