7d3bccbf03139bc6f1f57bfc3e54f017dbfa6521
[linux-3.10.git] / sound / pci / ice1712 / revo.c
1 /*
2  *   ALSA driver for ICEnsemble ICE1712 (Envy24)
3  *
4  *   Lowlevel functions for M-Audio Revolution 7.1
5  *
6  *      Copyright (c) 2003 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 <linux/slab.h>
30 #include <sound/core.h>
31
32 #include "ice1712.h"
33 #include "envy24ht.h"
34 #include "revo.h"
35
36 static void revo_i2s_mclk_changed(struct snd_ice1712 *ice)
37 {
38         /* assert PRST# to converters; MT05 bit 7 */
39         outb(inb(ICEMT1724(ice, AC97_CMD)) | 0x80, ICEMT1724(ice, AC97_CMD));
40         mdelay(5);
41         /* deassert PRST# */
42         outb(inb(ICEMT1724(ice, AC97_CMD)) & ~0x80, ICEMT1724(ice, AC97_CMD));
43 }
44
45 /*
46  * change the rate of envy24HT, AK4355 and AK4381
47  */
48 static void revo_set_rate_val(struct snd_akm4xxx *ak, unsigned int rate)
49 {
50         unsigned char old, tmp, dfs;
51         int reg, shift;
52
53         if (rate == 0)  /* no hint - S/PDIF input is master, simply return */
54                 return;
55
56         /* adjust DFS on codecs */
57         if (rate > 96000)
58                 dfs = 2;
59         else if (rate > 48000)
60                 dfs = 1;
61         else
62                 dfs = 0;
63
64         if (ak->type == SND_AK4355 || ak->type == SND_AK4358) {
65                 reg = 2;
66                 shift = 4;
67         } else {
68                 reg = 1;
69                 shift = 3;
70         }
71         tmp = snd_akm4xxx_get(ak, 0, reg);
72         old = (tmp >> shift) & 0x03;
73         if (old == dfs)
74                 return;
75
76         /* reset DFS */
77         snd_akm4xxx_reset(ak, 1);
78         tmp = snd_akm4xxx_get(ak, 0, reg);
79         tmp &= ~(0x03 << shift);
80         tmp |= dfs << shift;
81         // snd_akm4xxx_write(ak, 0, reg, tmp);
82         snd_akm4xxx_set(ak, 0, reg, tmp); /* the value is written in reset(0) */
83         snd_akm4xxx_reset(ak, 0);
84 }
85
86 /*
87  * I2C access to the PT2258 volume controller on GPIO 6/7 (Revolution 5.1)
88  */
89
90 static void revo_i2c_start(struct snd_i2c_bus *bus)
91 {
92         struct snd_ice1712 *ice = bus->private_data;
93         snd_ice1712_save_gpio_status(ice);
94 }
95
96 static void revo_i2c_stop(struct snd_i2c_bus *bus)
97 {
98         struct snd_ice1712 *ice = bus->private_data;
99         snd_ice1712_restore_gpio_status(ice);
100 }
101
102 static void revo_i2c_direction(struct snd_i2c_bus *bus, int clock, int data)
103 {
104         struct snd_ice1712 *ice = bus->private_data;
105         unsigned int mask, val;
106
107         val = 0;
108         if (clock)
109                 val |= VT1724_REVO_I2C_CLOCK;   /* write SCL */
110         if (data)
111                 val |= VT1724_REVO_I2C_DATA;    /* write SDA */
112         mask = VT1724_REVO_I2C_CLOCK | VT1724_REVO_I2C_DATA;
113         ice->gpio.direction &= ~mask;
114         ice->gpio.direction |= val;
115         snd_ice1712_gpio_set_dir(ice, ice->gpio.direction);
116         snd_ice1712_gpio_set_mask(ice, ~mask);
117 }
118
119 static void revo_i2c_setlines(struct snd_i2c_bus *bus, int clk, int data)
120 {
121         struct snd_ice1712 *ice = bus->private_data;
122         unsigned int val = 0;
123
124         if (clk)
125                 val |= VT1724_REVO_I2C_CLOCK;
126         if (data)
127                 val |= VT1724_REVO_I2C_DATA;
128         snd_ice1712_gpio_write_bits(ice,
129                                     VT1724_REVO_I2C_DATA |
130                                     VT1724_REVO_I2C_CLOCK, val);
131         udelay(5);
132 }
133
134 static int revo_i2c_getdata(struct snd_i2c_bus *bus, int ack)
135 {
136         struct snd_ice1712 *ice = bus->private_data;
137         int bit;
138
139         if (ack)
140                 udelay(5);
141         bit = snd_ice1712_gpio_read_bits(ice, VT1724_REVO_I2C_DATA) ? 1 : 0;
142         return bit;
143 }
144
145 static struct snd_i2c_bit_ops revo51_bit_ops = {
146         .start = revo_i2c_start,
147         .stop = revo_i2c_stop,
148         .direction = revo_i2c_direction,
149         .setlines = revo_i2c_setlines,
150         .getdata = revo_i2c_getdata,
151 };
152
153 static int revo51_i2c_init(struct snd_ice1712 *ice,
154                            struct snd_pt2258 *pt)
155 {
156         int err;
157
158         /* create the I2C bus */
159         err = snd_i2c_bus_create(ice->card, "ICE1724 GPIO6", NULL, &ice->i2c);
160         if (err < 0)
161                 return err;
162
163         ice->i2c->private_data = ice;
164         ice->i2c->hw_ops.bit = &revo51_bit_ops;
165
166         /* create the I2C device */
167         err = snd_i2c_device_create(ice->i2c, "PT2258", 0x40,
168                                     &ice->spec.revo51.dev);
169         if (err < 0)
170                 return err;
171
172         pt->card = ice->card;
173         pt->i2c_bus = ice->i2c;
174         pt->i2c_dev = ice->spec.revo51.dev;
175         ice->spec.revo51.pt2258 = pt;
176
177         snd_pt2258_reset(pt);
178
179         return 0;
180 }
181
182 /*
183  * initialize the chips on M-Audio Revolution cards
184  */
185
186 #define AK_DAC(xname,xch) { .name = xname, .num_channels = xch }
187
188 static struct snd_akm4xxx_dac_channel revo71_front[] = {
189         AK_DAC("PCM Playback Volume", 2)
190 };
191
192 static struct snd_akm4xxx_dac_channel revo71_surround[] = {
193         AK_DAC("PCM Center Playback Volume", 1),
194         AK_DAC("PCM LFE Playback Volume", 1),
195         AK_DAC("PCM Side Playback Volume", 2),
196         AK_DAC("PCM Rear Playback Volume", 2),
197 };
198
199 static struct snd_akm4xxx_dac_channel revo51_dac[] = {
200         AK_DAC("PCM Playback Volume", 2),
201         AK_DAC("PCM Center Playback Volume", 1),
202         AK_DAC("PCM LFE Playback Volume", 1),
203         AK_DAC("PCM Rear Playback Volume", 2),
204 };
205
206 static const char *revo51_adc_input_names[] = {
207         "Mic",
208         "Line",
209         "CD",
210         NULL
211 };
212
213 static struct snd_akm4xxx_adc_channel revo51_adc[] = {
214         {
215                 .name = "PCM Capture Volume",
216                 .switch_name = "PCM Capture Switch",
217                 .num_channels = 2,
218                 .input_names = revo51_adc_input_names
219         },
220 };
221
222 static struct snd_akm4xxx akm_revo_front __devinitdata = {
223         .type = SND_AK4381,
224         .num_dacs = 2,
225         .ops = {
226                 .set_rate_val = revo_set_rate_val
227         },
228         .dac_info = revo71_front,
229 };
230
231 static const struct snd_ak4xxx_private akm_revo_front_priv __devinitdata = {
232         .caddr = 1,
233         .cif = 0,
234         .data_mask = VT1724_REVO_CDOUT,
235         .clk_mask = VT1724_REVO_CCLK,
236         .cs_mask = VT1724_REVO_CS0 | VT1724_REVO_CS1 | VT1724_REVO_CS2,
237         .cs_addr = VT1724_REVO_CS0 | VT1724_REVO_CS2,
238         .cs_none = VT1724_REVO_CS0 | VT1724_REVO_CS1 | VT1724_REVO_CS2,
239         .add_flags = VT1724_REVO_CCLK, /* high at init */
240         .mask_flags = 0,
241 };
242
243 static const struct snd_akm4xxx akm_revo_surround __devinitdata = {
244         .type = SND_AK4355,
245         .idx_offset = 1,
246         .num_dacs = 6,
247         .ops = {
248                 .set_rate_val = revo_set_rate_val
249         },
250         .dac_info = revo71_surround,
251 };
252
253 static const struct snd_ak4xxx_private akm_revo_surround_priv __devinitdata = {
254         .caddr = 3,
255         .cif = 0,
256         .data_mask = VT1724_REVO_CDOUT,
257         .clk_mask = VT1724_REVO_CCLK,
258         .cs_mask = VT1724_REVO_CS0 | VT1724_REVO_CS1 | VT1724_REVO_CS2,
259         .cs_addr = VT1724_REVO_CS0 | VT1724_REVO_CS1,
260         .cs_none = VT1724_REVO_CS0 | VT1724_REVO_CS1 | VT1724_REVO_CS2,
261         .add_flags = VT1724_REVO_CCLK, /* high at init */
262         .mask_flags = 0,
263 };
264
265 static const struct snd_akm4xxx akm_revo51 __devinitdata = {
266         .type = SND_AK4358,
267         .num_dacs = 6,
268         .ops = {
269                 .set_rate_val = revo_set_rate_val
270         },
271         .dac_info = revo51_dac,
272 };
273
274 static const struct snd_ak4xxx_private akm_revo51_priv __devinitdata = {
275         .caddr = 2,
276         .cif = 0,
277         .data_mask = VT1724_REVO_CDOUT,
278         .clk_mask = VT1724_REVO_CCLK,
279         .cs_mask = VT1724_REVO_CS0 | VT1724_REVO_CS1,
280         .cs_addr = VT1724_REVO_CS1,
281         .cs_none = VT1724_REVO_CS0 | VT1724_REVO_CS1,
282         .add_flags = VT1724_REVO_CCLK, /* high at init */
283         .mask_flags = 0,
284 };
285
286 static const struct snd_akm4xxx akm_revo51_adc __devinitdata = {
287         .type = SND_AK5365,
288         .num_adcs = 2,
289         .adc_info = revo51_adc,
290 };
291
292 static const struct snd_ak4xxx_private akm_revo51_adc_priv __devinitdata = {
293         .caddr = 2,
294         .cif = 0,
295         .data_mask = VT1724_REVO_CDOUT,
296         .clk_mask = VT1724_REVO_CCLK,
297         .cs_mask = VT1724_REVO_CS0 | VT1724_REVO_CS1,
298         .cs_addr = VT1724_REVO_CS0,
299         .cs_none = VT1724_REVO_CS0 | VT1724_REVO_CS1,
300         .add_flags = VT1724_REVO_CCLK, /* high at init */
301         .mask_flags = 0,
302 };
303
304 static struct snd_pt2258 ptc_revo51_volume;
305
306 /* AK4358 for AP192 DAC, AK5385A for ADC */
307 static void ap192_set_rate_val(struct snd_akm4xxx *ak, unsigned int rate)
308 {
309         struct snd_ice1712 *ice = ak->private_data[0];
310
311         revo_set_rate_val(ak, rate);
312
313 #if 1 /* FIXME: do we need this procedure? */
314         /* reset DFS pin of AK5385A for ADC, too */
315         /* DFS0 (pin 18) -- GPIO10 pin 77 */
316         snd_ice1712_save_gpio_status(ice);
317         snd_ice1712_gpio_write_bits(ice, 1 << 10,
318                                     rate > 48000 ? (1 << 10) : 0);
319         snd_ice1712_restore_gpio_status(ice);
320 #endif
321 }
322
323 static struct snd_akm4xxx_dac_channel ap192_dac[] = {
324         AK_DAC("PCM Playback Volume", 2)
325 };
326
327 static struct snd_akm4xxx akm_ap192 __devinitdata = {
328         .type = SND_AK4358,
329         .num_dacs = 2,
330         .ops = {
331                 .set_rate_val = ap192_set_rate_val
332         },
333         .dac_info = ap192_dac,
334 };
335
336 static const struct snd_ak4xxx_private akm_ap192_priv __devinitdata = {
337         .caddr = 2,
338         .cif = 0,
339         .data_mask = VT1724_REVO_CDOUT,
340         .clk_mask = VT1724_REVO_CCLK,
341         .cs_mask = VT1724_REVO_CS0 | VT1724_REVO_CS3,
342         .cs_addr = VT1724_REVO_CS3,
343         .cs_none = VT1724_REVO_CS0 | VT1724_REVO_CS3,
344         .add_flags = VT1724_REVO_CCLK, /* high at init */
345         .mask_flags = 0,
346 };
347
348 #if 0
349 /* FIXME: ak4114 makes the sound much lower due to some confliction,
350  *        so let's disable it right now...
351  */
352 #define BUILD_AK4114_AP192
353 #endif
354
355 #ifdef BUILD_AK4114_AP192
356 /* AK4114 support on Audiophile 192 */
357 /* CDTO (pin 32) -- GPIO2 pin 52
358  * CDTI (pin 33) -- GPIO3 pin 53 (shared with AK4358)
359  * CCLK (pin 34) -- GPIO1 pin 51 (shared with AK4358)
360  * CSN  (pin 35) -- GPIO7 pin 59
361  */
362 #define AK4114_ADDR     0x00
363
364 static void write_data(struct snd_ice1712 *ice, unsigned int gpio,
365                        unsigned int data, int idx)
366 {
367         for (; idx >= 0; idx--) {
368                 /* drop clock */
369                 gpio &= ~VT1724_REVO_CCLK;
370                 snd_ice1712_gpio_write(ice, gpio);
371                 udelay(1);
372                 /* set data */
373                 if (data & (1 << idx))
374                         gpio |= VT1724_REVO_CDOUT;
375                 else
376                         gpio &= ~VT1724_REVO_CDOUT;
377                 snd_ice1712_gpio_write(ice, gpio);
378                 udelay(1);
379                 /* raise clock */
380                 gpio |= VT1724_REVO_CCLK;
381                 snd_ice1712_gpio_write(ice, gpio);
382                 udelay(1);
383         }
384 }
385
386 static unsigned char read_data(struct snd_ice1712 *ice, unsigned int gpio,
387                                int idx)
388 {
389         unsigned char data = 0;
390
391         for (; idx >= 0; idx--) {
392                 /* drop clock */
393                 gpio &= ~VT1724_REVO_CCLK;
394                 snd_ice1712_gpio_write(ice, gpio);
395                 udelay(1);
396                 /* read data */
397                 if (snd_ice1712_gpio_read(ice) & VT1724_REVO_CDIN)
398                         data |= (1 << idx);
399                 udelay(1);
400                 /* raise clock */
401                 gpio |= VT1724_REVO_CCLK;
402                 snd_ice1712_gpio_write(ice, gpio);
403                 udelay(1);
404         }
405         return data;
406 }
407
408 static unsigned char ap192_4wire_start(struct snd_ice1712 *ice)
409 {
410         unsigned int tmp;
411
412         snd_ice1712_save_gpio_status(ice);
413         tmp = snd_ice1712_gpio_read(ice);
414         tmp |= VT1724_REVO_CCLK; /* high at init */
415         tmp |= VT1724_REVO_CS0;
416         tmp &= ~VT1724_REVO_CS3;
417         snd_ice1712_gpio_write(ice, tmp);
418         udelay(1);
419         return tmp;
420 }
421
422 static void ap192_4wire_finish(struct snd_ice1712 *ice, unsigned int tmp)
423 {
424         tmp |= VT1724_REVO_CS3;
425         tmp |= VT1724_REVO_CS0;
426         snd_ice1712_gpio_write(ice, tmp);
427         udelay(1);
428         snd_ice1712_restore_gpio_status(ice);
429 }
430
431 static void ap192_ak4114_write(void *private_data, unsigned char addr,
432                                unsigned char data)
433 {
434         struct snd_ice1712 *ice = private_data;
435         unsigned int tmp, addrdata;
436
437         tmp = ap192_4wire_start(ice);
438         addrdata = (AK4114_ADDR << 6) | 0x20 | (addr & 0x1f);
439         addrdata = (addrdata << 8) | data;
440         write_data(ice, tmp, addrdata, 15);
441         ap192_4wire_finish(ice, tmp);
442 }
443
444 static unsigned char ap192_ak4114_read(void *private_data, unsigned char addr)
445 {
446         struct snd_ice1712 *ice = private_data;
447         unsigned int tmp;
448         unsigned char data;
449
450         tmp = ap192_4wire_start(ice);
451         write_data(ice, tmp, (AK4114_ADDR << 6) | (addr & 0x1f), 7);
452         data = read_data(ice, tmp, 7);
453         ap192_4wire_finish(ice, tmp);
454         return data;
455 }
456
457 static int ap192_ak4114_init(struct snd_ice1712 *ice)
458 {
459         static const unsigned char ak4114_init_vals[] = {
460                 AK4114_RST | AK4114_PWN | AK4114_OCKS0 | AK4114_OCKS1,
461                 AK4114_DIF_I24I2S,
462                 AK4114_TX1E,
463                 AK4114_EFH_1024 | AK4114_DIT | AK4114_IPS(1),
464                 0,
465                 0
466         };
467         static const unsigned char ak4114_init_txcsb[] = {
468                 0x41, 0x02, 0x2c, 0x00, 0x00
469         };
470         struct ak4114 *ak;
471         int err;
472
473         return snd_ak4114_create(ice->card,
474                                  ap192_ak4114_read,
475                                  ap192_ak4114_write,
476                                  ak4114_init_vals, ak4114_init_txcsb,
477                                  ice, &ak);
478 }
479 #endif /* BUILD_AK4114_AP192 */
480
481 static int __devinit revo_init(struct snd_ice1712 *ice)
482 {
483         struct snd_akm4xxx *ak;
484         int err;
485
486         /* determine I2C, DACs and ADCs */
487         switch (ice->eeprom.subvendor) {
488         case VT1724_SUBDEVICE_REVOLUTION71:
489                 ice->num_total_dacs = 8;
490                 ice->num_total_adcs = 2;
491                 ice->gpio.i2s_mclk_changed = revo_i2s_mclk_changed;
492                 break;
493         case VT1724_SUBDEVICE_REVOLUTION51:
494                 ice->num_total_dacs = 6;
495                 ice->num_total_adcs = 2;
496                 break;
497         case VT1724_SUBDEVICE_AUDIOPHILE192:
498                 ice->num_total_dacs = 2;
499                 ice->num_total_adcs = 2;
500                 break;
501         default:
502                 snd_BUG();
503                 return -EINVAL;
504         }
505
506         /* second stage of initialization, analog parts and others */
507         ak = ice->akm = kcalloc(2, sizeof(struct snd_akm4xxx), GFP_KERNEL);
508         if (! ak)
509                 return -ENOMEM;
510         ice->akm_codecs = 2;
511         switch (ice->eeprom.subvendor) {
512         case VT1724_SUBDEVICE_REVOLUTION71:
513                 ice->akm_codecs = 2;
514                 if ((err = snd_ice1712_akm4xxx_init(ak, &akm_revo_front, &akm_revo_front_priv, ice)) < 0)
515                         return err;
516                 if ((err = snd_ice1712_akm4xxx_init(ak + 1, &akm_revo_surround, &akm_revo_surround_priv, ice)) < 0)
517                         return err;
518                 /* unmute all codecs */
519                 snd_ice1712_gpio_write_bits(ice, VT1724_REVO_MUTE, VT1724_REVO_MUTE);
520                 break;
521         case VT1724_SUBDEVICE_REVOLUTION51:
522                 ice->akm_codecs = 2;
523                 err = snd_ice1712_akm4xxx_init(ak, &akm_revo51,
524                                                &akm_revo51_priv, ice);
525                 if (err < 0)
526                         return err;
527                 err = snd_ice1712_akm4xxx_init(ak+1, &akm_revo51_adc,
528                                                &akm_revo51_adc_priv, ice);
529                 if (err < 0)
530                         return err;
531                 err = revo51_i2c_init(ice, &ptc_revo51_volume);
532                 if (err < 0)
533                         return err;
534                 /* unmute all codecs */
535                 snd_ice1712_gpio_write_bits(ice, VT1724_REVO_MUTE,
536                                             VT1724_REVO_MUTE);
537                 break;
538         case VT1724_SUBDEVICE_AUDIOPHILE192:
539                 ice->akm_codecs = 1;
540                 err = snd_ice1712_akm4xxx_init(ak, &akm_ap192, &akm_ap192_priv,
541                                                ice);
542                 if (err < 0)
543                         return err;
544                 
545                 break;
546         }
547
548         return 0;
549 }
550
551
552 static int __devinit revo_add_controls(struct snd_ice1712 *ice)
553 {
554         int err;
555
556         switch (ice->eeprom.subvendor) {
557         case VT1724_SUBDEVICE_REVOLUTION71:
558                 err = snd_ice1712_akm4xxx_build_controls(ice);
559                 if (err < 0)
560                         return err;
561                 break;
562         case VT1724_SUBDEVICE_REVOLUTION51:
563                 err = snd_ice1712_akm4xxx_build_controls(ice);
564                 if (err < 0)
565                         return err;
566                 err = snd_pt2258_build_controls(ice->spec.revo51.pt2258);
567                 if (err < 0)
568                         return err;
569                 break;
570         case VT1724_SUBDEVICE_AUDIOPHILE192:
571                 err = snd_ice1712_akm4xxx_build_controls(ice);
572                 if (err < 0)
573                         return err;
574 #ifdef BUILD_AK4114_AP192
575                 err = ap192_ak4114_init(ice);
576                 if (err < 0)
577                         return err;
578 #endif
579                 break;
580         }
581         return 0;
582 }
583
584 /* entry point */
585 const struct snd_ice1712_card_info snd_vt1724_revo_cards[] __devinitdata = {
586         {
587                 .subvendor = VT1724_SUBDEVICE_REVOLUTION71,
588                 .name = "M Audio Revolution-7.1",
589                 .model = "revo71",
590                 .chip_init = revo_init,
591                 .build_controls = revo_add_controls,
592         },
593         {
594                 .subvendor = VT1724_SUBDEVICE_REVOLUTION51,
595                 .name = "M Audio Revolution-5.1",
596                 .model = "revo51",
597                 .chip_init = revo_init,
598                 .build_controls = revo_add_controls,
599         },
600         {
601                 .subvendor = VT1724_SUBDEVICE_AUDIOPHILE192,
602                 .name = "M Audio Audiophile192",
603                 .model = "ap192",
604                 .chip_init = revo_init,
605                 .build_controls = revo_add_controls,
606         },
607         { } /* terminator */
608 };