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ALSA: opti93x: use dB scale for mixer controls
[firewire-audio.git] / sound / isa / opti9xx / opti92x-ad1848.c
blobb0ea310c87de02348994c10dc3884c7f831d43ce
1 /*
2 card-opti92x-ad1848.c - driver for OPTi 82c92x based soundcards.
3 Copyright (C) 1998-2000 by Massimo Piccioni <dafastidio@libero.it>
4
5 Part of this code was developed at the Italian Ministry of Air Defence,
6 Sixth Division (oh, che pace ...), Rome.
7
8 Thanks to Maria Grazia Pollarini, Salvatore Vassallo.
9
10 This program is free software; you can redistribute it and/or modify
11 it under the terms of the GNU General Public License as published by
12 the Free Software Foundation; either version 2 of the License, or
13 (at your option) any later version.
14
15 This program is distributed in the hope that it will be useful,
16 but WITHOUT ANY WARRANTY; without even the implied warranty of
17 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 GNU General Public License for more details.
19
20 You should have received a copy of the GNU General Public License
21 along with this program; if not, write to the Free Software
22 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23 */
24
25
26 #include <linux/init.h>
27 #include <linux/err.h>
28 #include <linux/isa.h>
29 #include <linux/delay.h>
30 #include <linux/slab.h>
31 #include <linux/pnp.h>
32 #include <linux/moduleparam.h>
33 #include <asm/io.h>
34 #include <asm/dma.h>
35 #include <sound/core.h>
36 #include <sound/tlv.h>
37 #include <sound/wss.h>
38 #include <sound/mpu401.h>
39 #include <sound/opl3.h>
40 #ifndef OPTi93X
41 #include <sound/opl4.h>
42 #endif
43 #define SNDRV_LEGACY_FIND_FREE_IRQ
44 #define SNDRV_LEGACY_FIND_FREE_DMA
45 #include <sound/initval.h>
46
47 MODULE_AUTHOR("Massimo Piccioni <dafastidio@libero.it>");
48 MODULE_LICENSE("GPL");
49 #ifdef OPTi93X
50 MODULE_DESCRIPTION("OPTi93X");
51 MODULE_SUPPORTED_DEVICE("{{OPTi,82C931/3}}");
52 #else /* OPTi93X */
53 #ifdef CS4231
54 MODULE_DESCRIPTION("OPTi92X - CS4231");
55 MODULE_SUPPORTED_DEVICE("{{OPTi,82C924 (CS4231)},"
56 "{OPTi,82C925 (CS4231)}}");
57 #else /* CS4231 */
58 MODULE_DESCRIPTION("OPTi92X - AD1848");
59 MODULE_SUPPORTED_DEVICE("{{OPTi,82C924 (AD1848)},"
60 "{OPTi,82C925 (AD1848)},"
61 "{OAK,Mozart}}");
62 #endif /* CS4231 */
63 #endif /* OPTi93X */
64
65 static int index = SNDRV_DEFAULT_IDX1; /* Index 0-MAX */
66 static char *id = SNDRV_DEFAULT_STR1; /* ID for this card */
67 //static int enable = SNDRV_DEFAULT_ENABLE1; /* Enable this card */
68 #ifdef CONFIG_PNP
69 static int isapnp = 1; /* Enable ISA PnP detection */
70 #endif
71 static long port = SNDRV_DEFAULT_PORT1; /* 0x530,0xe80,0xf40,0x604 */
72 static long mpu_port = SNDRV_DEFAULT_PORT1; /* 0x300,0x310,0x320,0x330 */
73 static long fm_port = SNDRV_DEFAULT_PORT1; /* 0x388 */
74 static int irq = SNDRV_DEFAULT_IRQ1; /* 5,7,9,10,11 */
75 static int mpu_irq = SNDRV_DEFAULT_IRQ1; /* 5,7,9,10 */
76 static int dma1 = SNDRV_DEFAULT_DMA1; /* 0,1,3 */
77 #if defined(CS4231) || defined(OPTi93X)
78 static int dma2 = SNDRV_DEFAULT_DMA1; /* 0,1,3 */
79 #endif /* CS4231 || OPTi93X */
80
81 module_param(index, int, 0444);
82 MODULE_PARM_DESC(index, "Index value for opti9xx based soundcard.");
83 module_param(id, charp, 0444);
84 MODULE_PARM_DESC(id, "ID string for opti9xx based soundcard.");
85 //module_param(enable, bool, 0444);
86 //MODULE_PARM_DESC(enable, "Enable opti9xx soundcard.");
87 #ifdef CONFIG_PNP
88 module_param(isapnp, bool, 0444);
89 MODULE_PARM_DESC(isapnp, "Enable ISA PnP detection for specified soundcard.");
90 #endif
91 module_param(port, long, 0444);
92 MODULE_PARM_DESC(port, "WSS port # for opti9xx driver.");
93 module_param(mpu_port, long, 0444);
94 MODULE_PARM_DESC(mpu_port, "MPU-401 port # for opti9xx driver.");
95 module_param(fm_port, long, 0444);
96 MODULE_PARM_DESC(fm_port, "FM port # for opti9xx driver.");
97 module_param(irq, int, 0444);
98 MODULE_PARM_DESC(irq, "WSS irq # for opti9xx driver.");
99 module_param(mpu_irq, int, 0444);
100 MODULE_PARM_DESC(mpu_irq, "MPU-401 irq # for opti9xx driver.");
101 module_param(dma1, int, 0444);
102 MODULE_PARM_DESC(dma1, "1st dma # for opti9xx driver.");
103 #if defined(CS4231) || defined(OPTi93X)
104 module_param(dma2, int, 0444);
105 MODULE_PARM_DESC(dma2, "2nd dma # for opti9xx driver.");
106 #endif /* CS4231 || OPTi93X */
107
108 #define OPTi9XX_HW_82C928 1
109 #define OPTi9XX_HW_82C929 2
110 #define OPTi9XX_HW_82C924 3
111 #define OPTi9XX_HW_82C925 4
112 #define OPTi9XX_HW_82C930 5
113 #define OPTi9XX_HW_82C931 6
114 #define OPTi9XX_HW_82C933 7
115 #define OPTi9XX_HW_LAST OPTi9XX_HW_82C933
116
117 #define OPTi9XX_MC_REG(n) n
118
119 #ifdef OPTi93X
120
121 #define OPTi93X_STATUS 0x02
122 #define OPTi93X_PORT(chip, r) ((chip)->port + OPTi93X_##r)
123
124 #define OPTi93X_IRQ_PLAYBACK 0x04
125 #define OPTi93X_IRQ_CAPTURE 0x08
126
127 #endif /* OPTi93X */
128
129 struct snd_opti9xx {
130 unsigned short hardware;
131 unsigned char password;
132 char name[7];
133
134 unsigned long mc_base;
135 struct resource *res_mc_base;
136 unsigned long mc_base_size;
137 #ifdef OPTi93X
138 unsigned long mc_indir_index;
139 unsigned long mc_indir_size;
140 struct resource *res_mc_indir;
141 struct snd_wss *codec;
142 #endif /* OPTi93X */
143 unsigned long pwd_reg;
144
145 spinlock_t lock;
146
147 int irq;
148
149 #ifdef CONFIG_PNP
150 struct pnp_dev *dev;
151 struct pnp_dev *devmpu;
152 #endif /* CONFIG_PNP */
153 };
154
155 static int snd_opti9xx_pnp_is_probed;
156
157 #ifdef CONFIG_PNP
158
159 static struct pnp_card_device_id snd_opti9xx_pnpids[] = {
160 #ifndef OPTi93X
161 /* OPTi 82C924 */
162 { .id = "OPT0924", .devs = { { "OPT0000" }, { "OPT0002" } }, .driver_data = 0x0924 },
163 /* OPTi 82C925 */
164 { .id = "OPT0925", .devs = { { "OPT9250" }, { "OPT0002" } }, .driver_data = 0x0925 },
165 #else
166 /* OPTi 82C931/3 */
167 { .id = "OPT0931", .devs = { { "OPT9310" }, { "OPT0002" } }, .driver_data = 0x0931 },
168 #endif /* OPTi93X */
169 { .id = "" }
170 };
171
172 MODULE_DEVICE_TABLE(pnp_card, snd_opti9xx_pnpids);
173
174 #endif /* CONFIG_PNP */
175
176 #ifdef OPTi93X
177 #define DEV_NAME "opti93x"
178 #else
179 #define DEV_NAME "opti92x"
180 #endif
181
182 static char * snd_opti9xx_names[] = {
183 "unknown",
184 "82C928", "82C929",
185 "82C924", "82C925",
186 "82C930", "82C931", "82C933"
187 };
188
189
190 static long __devinit snd_legacy_find_free_ioport(long *port_table, long size)
191 {
192 while (*port_table != -1) {
193 if (request_region(*port_table, size, "ALSA test")) {
194 release_region(*port_table, size);
195 return *port_table;
196 }
197 port_table++;
198 }
199 return -1;
200 }
201
202 static int __devinit snd_opti9xx_init(struct snd_opti9xx *chip,
203 unsigned short hardware)
204 {
205 static int opti9xx_mc_size[] = {7, 7, 10, 10, 2, 2, 2};
206
207 chip->hardware = hardware;
208 strcpy(chip->name, snd_opti9xx_names[hardware]);
209
210 chip->mc_base_size = opti9xx_mc_size[hardware];
211
212 spin_lock_init(&chip->lock);
213
214 chip->irq = -1;
215
216 switch (hardware) {
217 #ifndef OPTi93X
218 case OPTi9XX_HW_82C928:
219 case OPTi9XX_HW_82C929:
220 chip->mc_base = 0xf8c;
221 chip->password = (hardware == OPTi9XX_HW_82C928) ? 0xe2 : 0xe3;
222 chip->pwd_reg = 3;
223 break;
224
225 case OPTi9XX_HW_82C924:
226 case OPTi9XX_HW_82C925:
227 chip->mc_base = 0xf8c;
228 chip->password = 0xe5;
229 chip->pwd_reg = 3;
230 break;
231 #else /* OPTi93X */
232
233 case OPTi9XX_HW_82C930:
234 case OPTi9XX_HW_82C931:
235 case OPTi9XX_HW_82C933:
236 chip->mc_base = (hardware == OPTi9XX_HW_82C930) ? 0xf8f : 0xf8d;
237 if (!chip->mc_indir_index) {
238 chip->mc_indir_index = 0xe0e;
239 chip->mc_indir_size = 2;
240 }
241 chip->password = 0xe4;
242 chip->pwd_reg = 0;
243 break;
244 #endif /* OPTi93X */
245
246 default:
247 snd_printk(KERN_ERR "chip %d not supported\n", hardware);
248 return -ENODEV;
249 }
250 return 0;
251 }
252
253 static unsigned char snd_opti9xx_read(struct snd_opti9xx *chip,
254 unsigned char reg)
255 {
256 unsigned long flags;
257 unsigned char retval = 0xff;
258
259 spin_lock_irqsave(&chip->lock, flags);
260 outb(chip->password, chip->mc_base + chip->pwd_reg);
261
262 switch (chip->hardware) {
263 #ifndef OPTi93X
264 case OPTi9XX_HW_82C924:
265 case OPTi9XX_HW_82C925:
266 if (reg > 7) {
267 outb(reg, chip->mc_base + 8);
268 outb(chip->password, chip->mc_base + chip->pwd_reg);
269 retval = inb(chip->mc_base + 9);
270 break;
271 }
272
273 case OPTi9XX_HW_82C928:
274 case OPTi9XX_HW_82C929:
275 retval = inb(chip->mc_base + reg);
276 break;
277 #else /* OPTi93X */
278
279 case OPTi9XX_HW_82C930:
280 case OPTi9XX_HW_82C931:
281 case OPTi9XX_HW_82C933:
282 outb(reg, chip->mc_indir_index);
283 outb(chip->password, chip->mc_base + chip->pwd_reg);
284 retval = inb(chip->mc_indir_index + 1);
285 break;
286 #endif /* OPTi93X */
287
288 default:
289 snd_printk(KERN_ERR "chip %d not supported\n", chip->hardware);
290 }
291
292 spin_unlock_irqrestore(&chip->lock, flags);
293 return retval;
294 }
295
296 static void snd_opti9xx_write(struct snd_opti9xx *chip, unsigned char reg,
297 unsigned char value)
298 {
299 unsigned long flags;
300
301 spin_lock_irqsave(&chip->lock, flags);
302 outb(chip->password, chip->mc_base + chip->pwd_reg);
303
304 switch (chip->hardware) {
305 #ifndef OPTi93X
306 case OPTi9XX_HW_82C924:
307 case OPTi9XX_HW_82C925:
308 if (reg > 7) {
309 outb(reg, chip->mc_base + 8);
310 outb(chip->password, chip->mc_base + chip->pwd_reg);
311 outb(value, chip->mc_base + 9);
312 break;
313 }
314
315 case OPTi9XX_HW_82C928:
316 case OPTi9XX_HW_82C929:
317 outb(value, chip->mc_base + reg);
318 break;
319 #else /* OPTi93X */
320
321 case OPTi9XX_HW_82C930:
322 case OPTi9XX_HW_82C931:
323 case OPTi9XX_HW_82C933:
324 outb(reg, chip->mc_indir_index);
325 outb(chip->password, chip->mc_base + chip->pwd_reg);
326 outb(value, chip->mc_indir_index + 1);
327 break;
328 #endif /* OPTi93X */
329
330 default:
331 snd_printk(KERN_ERR "chip %d not supported\n", chip->hardware);
332 }
333
334 spin_unlock_irqrestore(&chip->lock, flags);
335 }
336
337
338 #define snd_opti9xx_write_mask(chip, reg, value, mask) \
339 snd_opti9xx_write(chip, reg, \
340 (snd_opti9xx_read(chip, reg) & ~(mask)) | ((value) & (mask)))
341
342
343 static int __devinit snd_opti9xx_configure(struct snd_opti9xx *chip,
344 long wss_base,
345 int irq, int dma1, int dma2,
346 long mpu_port, int mpu_irq)
347 {
348 unsigned char wss_base_bits;
349 unsigned char irq_bits;
350 unsigned char dma_bits;
351 unsigned char mpu_port_bits = 0;
352 unsigned char mpu_irq_bits;
353
354 switch (chip->hardware) {
355 #ifndef OPTi93X
356 case OPTi9XX_HW_82C924:
357 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(4), 0xf0, 0xfc);
358 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(6), 0x02, 0x02);
359
360 case OPTi9XX_HW_82C925:
361 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(1), 0x80, 0x80);
362 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(2), 0x00, 0x20);
363 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(3), 0xf0, 0xff);
364 #ifdef CS4231
365 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(5), 0x02, 0x02);
366 #else
367 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(5), 0x00, 0x02);
368 #endif /* CS4231 */
369 break;
370
371 case OPTi9XX_HW_82C928:
372 case OPTi9XX_HW_82C929:
373 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(1), 0x80, 0x80);
374 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(2), 0x00, 0x20);
375 /*
376 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(3), 0xa2, 0xae);
377 */
378 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(4), 0x00, 0x0c);
379 #ifdef CS4231
380 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(5), 0x02, 0x02);
381 #else
382 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(5), 0x00, 0x02);
383 #endif /* CS4231 */
384 break;
385
386 #else /* OPTi93X */
387 case OPTi9XX_HW_82C931:
388 case OPTi9XX_HW_82C933:
389 /*
390 * The BTC 1817DW has QS1000 wavetable which is connected
391 * to the serial digital input of the OPTI931.
392 */
393 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(21), 0x82, 0xff);
394 /*
395 * This bit sets OPTI931 to automaticaly select FM
396 * or digital input signal.
397 */
398 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(26), 0x01, 0x01);
399 case OPTi9XX_HW_82C930: /* FALL THROUGH */
400 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(6), 0x02, 0x03);
401 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(3), 0x00, 0xff);
402 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(4), 0x10 |
403 (chip->hardware == OPTi9XX_HW_82C930 ? 0x00 : 0x04),
404 0x34);
405 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(5), 0x20, 0xbf);
406 break;
407 #endif /* OPTi93X */
408
409 default:
410 snd_printk(KERN_ERR "chip %d not supported\n", chip->hardware);
411 return -EINVAL;
412 }
413
414 switch (wss_base) {
415 case 0x530:
416 wss_base_bits = 0x00;
417 break;
418 case 0x604:
419 wss_base_bits = 0x03;
420 break;
421 case 0xe80:
422 wss_base_bits = 0x01;
423 break;
424 case 0xf40:
425 wss_base_bits = 0x02;
426 break;
427 default:
428 snd_printk(KERN_WARNING "WSS port 0x%lx not valid\n", wss_base);
429 goto __skip_base;
430 }
431 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(1), wss_base_bits << 4, 0x30);
432
433 __skip_base:
434 switch (irq) {
435 //#ifdef OPTi93X
436 case 5:
437 irq_bits = 0x05;
438 break;
439 //#endif /* OPTi93X */
440 case 7:
441 irq_bits = 0x01;
442 break;
443 case 9:
444 irq_bits = 0x02;
445 break;
446 case 10:
447 irq_bits = 0x03;
448 break;
449 case 11:
450 irq_bits = 0x04;
451 break;
452 default:
453 snd_printk(KERN_WARNING "WSS irq # %d not valid\n", irq);
454 goto __skip_resources;
455 }
456
457 switch (dma1) {
458 case 0:
459 dma_bits = 0x01;
460 break;
461 case 1:
462 dma_bits = 0x02;
463 break;
464 case 3:
465 dma_bits = 0x03;
466 break;
467 default:
468 snd_printk(KERN_WARNING "WSS dma1 # %d not valid\n", dma1);
469 goto __skip_resources;
470 }
471
472 #if defined(CS4231) || defined(OPTi93X)
473 if (dma1 == dma2) {
474 snd_printk(KERN_ERR "don't want to share dmas\n");
475 return -EBUSY;
476 }
477
478 switch (dma2) {
479 case 0:
480 case 1:
481 break;
482 default:
483 snd_printk(KERN_WARNING "WSS dma2 # %d not valid\n", dma2);
484 goto __skip_resources;
485 }
486 dma_bits |= 0x04;
487 #endif /* CS4231 || OPTi93X */
488
489 #ifndef OPTi93X
490 outb(irq_bits << 3 | dma_bits, wss_base);
491 #else /* OPTi93X */
492 snd_opti9xx_write(chip, OPTi9XX_MC_REG(3), (irq_bits << 3 | dma_bits));
493 #endif /* OPTi93X */
494
495 __skip_resources:
496 if (chip->hardware > OPTi9XX_HW_82C928) {
497 switch (mpu_port) {
498 case 0:
499 case -1:
500 break;
501 case 0x300:
502 mpu_port_bits = 0x03;
503 break;
504 case 0x310:
505 mpu_port_bits = 0x02;
506 break;
507 case 0x320:
508 mpu_port_bits = 0x01;
509 break;
510 case 0x330:
511 mpu_port_bits = 0x00;
512 break;
513 default:
514 snd_printk(KERN_WARNING
515 "MPU-401 port 0x%lx not valid\n", mpu_port);
516 goto __skip_mpu;
517 }
518
519 switch (mpu_irq) {
520 case 5:
521 mpu_irq_bits = 0x02;
522 break;
523 case 7:
524 mpu_irq_bits = 0x03;
525 break;
526 case 9:
527 mpu_irq_bits = 0x00;
528 break;
529 case 10:
530 mpu_irq_bits = 0x01;
531 break;
532 default:
533 snd_printk(KERN_WARNING "MPU-401 irq # %d not valid\n",
534 mpu_irq);
535 goto __skip_mpu;
536 }
537
538 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(6),
539 (mpu_port <= 0) ? 0x00 :
540 0x80 | mpu_port_bits << 5 | mpu_irq_bits << 3,
541 0xf8);
542 }
543 __skip_mpu:
544
545 return 0;
546 }
547
548 #ifdef OPTi93X
549
550 static const DECLARE_TLV_DB_SCALE(db_scale_5bit_3db_step, -9300, 300, 0);
551 static const DECLARE_TLV_DB_SCALE(db_scale_5bit, -4650, 150, 0);
552 static const DECLARE_TLV_DB_SCALE(db_scale_4bit_12db_max, -3300, 300, 0);
553
554 static struct snd_kcontrol_new snd_opti93x_controls[] = {
555 WSS_DOUBLE("Master Playback Switch", 0,
556 OPTi93X_OUT_LEFT, OPTi93X_OUT_RIGHT, 7, 7, 1, 1),
557 WSS_DOUBLE_TLV("Master Playback Volume", 0,
558 OPTi93X_OUT_LEFT, OPTi93X_OUT_RIGHT, 1, 1, 31, 1,
559 db_scale_5bit_3db_step),
560 WSS_DOUBLE_TLV("PCM Playback Volume", 0,
561 CS4231_LEFT_OUTPUT, CS4231_RIGHT_OUTPUT, 0, 0, 31, 1,
562 db_scale_5bit),
563 WSS_DOUBLE_TLV("FM Playback Volume", 0,
564 CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 1, 1, 15, 1,
565 db_scale_4bit_12db_max),
566 WSS_DOUBLE("Line Playback Switch", 0,
567 CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 7, 7, 1, 1),
568 WSS_DOUBLE_TLV("Line Playback Volume", 0,
569 CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 0, 0, 15, 1,
570 db_scale_4bit_12db_max),
571 WSS_DOUBLE("Mic Playback Switch", 0,
572 OPTi93X_MIC_LEFT_INPUT, OPTi93X_MIC_RIGHT_INPUT, 7, 7, 1, 1),
573 WSS_DOUBLE_TLV("Mic Playback Volume", 0,
574 OPTi93X_MIC_LEFT_INPUT, OPTi93X_MIC_RIGHT_INPUT, 1, 1, 15, 1,
575 db_scale_4bit_12db_max),
576 WSS_DOUBLE_TLV("CD Playback Volume", 0,
577 CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 1, 1, 15, 1,
578 db_scale_4bit_12db_max),
579 WSS_DOUBLE("Aux Playback Switch", 0,
580 OPTi931_AUX_LEFT_INPUT, OPTi931_AUX_RIGHT_INPUT, 7, 7, 1, 1),
581 WSS_DOUBLE_TLV("Aux Playback Volume", 0,
582 OPTi931_AUX_LEFT_INPUT, OPTi931_AUX_RIGHT_INPUT, 1, 1, 15, 1,
583 db_scale_4bit_12db_max),
584 };
585
586 static int __devinit snd_opti93x_mixer(struct snd_wss *chip)
587 {
588 struct snd_card *card;
589 unsigned int idx;
590 struct snd_ctl_elem_id id1, id2;
591 int err;
592
593 if (snd_BUG_ON(!chip || !chip->pcm))
594 return -EINVAL;
595
596 card = chip->card;
597
598 strcpy(card->mixername, chip->pcm->name);
599
600 memset(&id1, 0, sizeof(id1));
601 memset(&id2, 0, sizeof(id2));
602 id1.iface = id2.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
603 /* reassign AUX0 switch to CD */
604 strcpy(id1.name, "Aux Playback Switch");
605 strcpy(id2.name, "CD Playback Switch");
606 err = snd_ctl_rename_id(card, &id1, &id2);
607 if (err < 0) {
608 snd_printk(KERN_ERR "Cannot rename opti93x control\n");
609 return err;
610 }
611 /* reassign AUX1 switch to FM */
612 strcpy(id1.name, "Aux Playback Switch"); id1.index = 1;
613 strcpy(id2.name, "FM Playback Switch");
614 err = snd_ctl_rename_id(card, &id1, &id2);
615 if (err < 0) {
616 snd_printk(KERN_ERR "Cannot rename opti93x control\n");
617 return err;
618 }
619 /* remove AUX1 volume */
620 strcpy(id1.name, "Aux Playback Volume"); id1.index = 1;
621 snd_ctl_remove_id(card, &id1);
622
623 /* Replace WSS volume controls with OPTi93x volume controls */
624 id1.index = 0;
625 for (idx = 0; idx < ARRAY_SIZE(snd_opti93x_controls); idx++) {
626 strcpy(id1.name, snd_opti93x_controls[idx].name);
627 snd_ctl_remove_id(card, &id1);
628
629 err = snd_ctl_add(card,
630 snd_ctl_new1(&snd_opti93x_controls[idx], chip));
631 if (err < 0)
632 return err;
633 }
634 return 0;
635 }
636
637 static irqreturn_t snd_opti93x_interrupt(int irq, void *dev_id)
638 {
639 struct snd_wss *codec = dev_id;
640 struct snd_opti9xx *chip = codec->card->private_data;
641 unsigned char status;
642
643 status = snd_opti9xx_read(chip, OPTi9XX_MC_REG(11));
644 if ((status & OPTi93X_IRQ_PLAYBACK) && codec->playback_substream)
645 snd_pcm_period_elapsed(codec->playback_substream);
646 if ((status & OPTi93X_IRQ_CAPTURE) && codec->capture_substream) {
647 snd_wss_overrange(codec);
648 snd_pcm_period_elapsed(codec->capture_substream);
649 }
650 outb(0x00, OPTi93X_PORT(codec, STATUS));
651 return IRQ_HANDLED;
652 }
653
654 #endif /* OPTi93X */
655
656 static int __devinit snd_opti9xx_read_check(struct snd_opti9xx *chip)
657 {
658 unsigned char value;
659 #ifdef OPTi93X
660 unsigned long flags;
661 #endif
662
663 chip->res_mc_base = request_region(chip->mc_base, chip->mc_base_size,
664 "OPTi9xx MC");
665 if (chip->res_mc_base == NULL)
666 return -EBUSY;
667 #ifndef OPTi93X
668 value = snd_opti9xx_read(chip, OPTi9XX_MC_REG(1));
669 if (value != 0xff && value != inb(chip->mc_base + OPTi9XX_MC_REG(1)))
670 if (value == snd_opti9xx_read(chip, OPTi9XX_MC_REG(1)))
671 return 0;
672 #else /* OPTi93X */
673 chip->res_mc_indir = request_region(chip->mc_indir_index,
674 chip->mc_indir_size,
675 "OPTi93x MC");
676 if (chip->res_mc_indir == NULL)
677 return -EBUSY;
678
679 spin_lock_irqsave(&chip->lock, flags);
680 outb(chip->password, chip->mc_base + chip->pwd_reg);
681 outb(((chip->mc_indir_index & 0x1f0) >> 4), chip->mc_base);
682 spin_unlock_irqrestore(&chip->lock, flags);
683
684 value = snd_opti9xx_read(chip, OPTi9XX_MC_REG(7));
685 snd_opti9xx_write(chip, OPTi9XX_MC_REG(7), 0xff - value);
686 if (snd_opti9xx_read(chip, OPTi9XX_MC_REG(7)) == 0xff - value)
687 return 0;
688
689 release_and_free_resource(chip->res_mc_indir);
690 chip->res_mc_indir = NULL;
691 #endif /* OPTi93X */
692 release_and_free_resource(chip->res_mc_base);
693 chip->res_mc_base = NULL;
694
695 return -ENODEV;
696 }
697
698 static int __devinit snd_card_opti9xx_detect(struct snd_card *card,
699 struct snd_opti9xx *chip)
700 {
701 int i, err;
702
703 #ifndef OPTi93X
704 for (i = OPTi9XX_HW_82C928; i < OPTi9XX_HW_82C930; i++) {
705 #else
706 for (i = OPTi9XX_HW_82C931; i >= OPTi9XX_HW_82C930; i--) {
707 #endif
708 err = snd_opti9xx_init(chip, i);
709 if (err < 0)
710 return err;
711
712 err = snd_opti9xx_read_check(chip);
713 if (err == 0)
714 return 1;
715 #ifdef OPTi93X
716 chip->mc_indir_index = 0;
717 #endif
718 }
719 return -ENODEV;
720 }
721
722 #ifdef CONFIG_PNP
723 static int __devinit snd_card_opti9xx_pnp(struct snd_opti9xx *chip,
724 struct pnp_card_link *card,
725 const struct pnp_card_device_id *pid)
726 {
727 struct pnp_dev *pdev;
728 int err;
729
730 chip->dev = pnp_request_card_device(card, pid->devs[0].id, NULL);
731 if (chip->dev == NULL)
732 return -EBUSY;
733
734 chip->devmpu = pnp_request_card_device(card, pid->devs[1].id, NULL);
735
736 pdev = chip->dev;
737
738 err = pnp_activate_dev(pdev);
739 if (err < 0) {
740 snd_printk(KERN_ERR "AUDIO pnp configure failure: %d\n", err);
741 return err;
742 }
743
744 #ifdef OPTi93X
745 port = pnp_port_start(pdev, 0) - 4;
746 fm_port = pnp_port_start(pdev, 1) + 8;
747 chip->mc_indir_index = pnp_port_start(pdev, 3) + 2;
748 chip->mc_indir_size = pnp_port_len(pdev, 3) - 2;
749 #else
750 if (pid->driver_data != 0x0924)
751 port = pnp_port_start(pdev, 1);
752 fm_port = pnp_port_start(pdev, 2) + 8;
753 #endif /* OPTi93X */
754 irq = pnp_irq(pdev, 0);
755 dma1 = pnp_dma(pdev, 0);
756 #if defined(CS4231) || defined(OPTi93X)
757 dma2 = pnp_dma(pdev, 1);
758 #endif /* CS4231 || OPTi93X */
759
760 pdev = chip->devmpu;
761 if (pdev && mpu_port > 0) {
762 err = pnp_activate_dev(pdev);
763 if (err < 0) {
764 snd_printk(KERN_ERR "AUDIO pnp configure failure\n");
765 mpu_port = -1;
766 chip->devmpu = NULL;
767 } else {
768 mpu_port = pnp_port_start(pdev, 0);
769 mpu_irq = pnp_irq(pdev, 0);
770 }
771 }
772 return pid->driver_data;
773 }
774 #endif /* CONFIG_PNP */
775
776 static void snd_card_opti9xx_free(struct snd_card *card)
777 {
778 struct snd_opti9xx *chip = card->private_data;
779
780 if (chip) {
781 #ifdef OPTi93X
782 struct snd_wss *codec = chip->codec;
783 if (codec && codec->irq > 0) {
784 disable_irq(codec->irq);
785 free_irq(codec->irq, codec);
786 }
787 release_and_free_resource(chip->res_mc_indir);
788 #endif
789 release_and_free_resource(chip->res_mc_base);
790 }
791 }
792
793 static int __devinit snd_opti9xx_probe(struct snd_card *card)
794 {
795 static long possible_ports[] = {0x530, 0xe80, 0xf40, 0x604, -1};
796 int error;
797 int xdma2;
798 struct snd_opti9xx *chip = card->private_data;
799 struct snd_wss *codec;
800 #ifdef CS4231
801 struct snd_timer *timer;
802 #endif
803 struct snd_pcm *pcm;
804 struct snd_rawmidi *rmidi;
805 struct snd_hwdep *synth;
806
807 #if defined(CS4231) || defined(OPTi93X)
808 xdma2 = dma2;
809 #else
810 xdma2 = -1;
811 #endif
812
813 if (port == SNDRV_AUTO_PORT) {
814 port = snd_legacy_find_free_ioport(possible_ports, 4);
815 if (port < 0) {
816 snd_printk(KERN_ERR "unable to find a free WSS port\n");
817 return -EBUSY;
818 }
819 }
820 error = snd_opti9xx_configure(chip, port, irq, dma1, xdma2,
821 mpu_port, mpu_irq);
822 if (error)
823 return error;
824
825 error = snd_wss_create(card, port + 4, -1, irq, dma1, xdma2,
826 #ifdef OPTi93X
827 WSS_HW_OPTI93X, WSS_HWSHARE_IRQ,
828 #else
829 WSS_HW_DETECT, 0,
830 #endif
831 &codec);
832 if (error < 0)
833 return error;
834 #ifdef OPTi93X
835 chip->codec = codec;
836 #endif
837 error = snd_wss_pcm(codec, 0, &pcm);
838 if (error < 0)
839 return error;
840 error = snd_wss_mixer(codec);
841 if (error < 0)
842 return error;
843 #ifdef OPTi93X
844 error = snd_opti93x_mixer(codec);
845 if (error < 0)
846 return error;
847 #endif
848 #ifdef CS4231
849 error = snd_wss_timer(codec, 0, &timer);
850 if (error < 0)
851 return error;
852 #endif
853 #ifdef OPTi93X
854 error = request_irq(irq, snd_opti93x_interrupt,
855 IRQF_DISABLED, DEV_NAME" - WSS", codec);
856 if (error < 0) {
857 snd_printk(KERN_ERR "opti9xx: can't grab IRQ %d\n", chip->irq);
858 return error;
859 }
860 #endif
861 chip->irq = irq;
862 strcpy(card->driver, chip->name);
863 sprintf(card->shortname, "OPTi %s", card->driver);
864 #if defined(CS4231) || defined(OPTi93X)
865 sprintf(card->longname, "%s, %s at 0x%lx, irq %d, dma %d&%d",
866 card->shortname, pcm->name, port + 4, irq, dma1, xdma2);
867 #else
868 sprintf(card->longname, "%s, %s at 0x%lx, irq %d, dma %d",
869 card->shortname, pcm->name, port + 4, irq, dma1);
870 #endif /* CS4231 || OPTi93X */
871
872 if (mpu_port <= 0 || mpu_port == SNDRV_AUTO_PORT)
873 rmidi = NULL;
874 else {
875 error = snd_mpu401_uart_new(card, 0, MPU401_HW_MPU401,
876 mpu_port, 0, mpu_irq, IRQF_DISABLED, &rmidi);
877 if (error)
878 snd_printk(KERN_WARNING "no MPU-401 device at 0x%lx?\n",
879 mpu_port);
880 }
881
882 if (fm_port > 0 && fm_port != SNDRV_AUTO_PORT) {
883 struct snd_opl3 *opl3 = NULL;
884 #ifndef OPTi93X
885 if (chip->hardware == OPTi9XX_HW_82C928 ||
886 chip->hardware == OPTi9XX_HW_82C929 ||
887 chip->hardware == OPTi9XX_HW_82C924) {
888 struct snd_opl4 *opl4;
889 /* assume we have an OPL4 */
890 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(2),
891 0x20, 0x20);
892 if (snd_opl4_create(card, fm_port, fm_port - 8,
893 2, &opl3, &opl4) < 0) {
894 /* no luck, use OPL3 instead */
895 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(2),
896 0x00, 0x20);
897 }
898 }
899 #endif /* !OPTi93X */
900 if (!opl3 && snd_opl3_create(card, fm_port, fm_port + 2,
901 OPL3_HW_AUTO, 0, &opl3) < 0) {
902 snd_printk(KERN_WARNING "no OPL device at 0x%lx-0x%lx\n",
903 fm_port, fm_port + 4 - 1);
904 }
905 if (opl3) {
906 error = snd_opl3_hwdep_new(opl3, 0, 1, &synth);
907 if (error < 0)
908 return error;
909 }
910 }
911
912 return snd_card_register(card);
913 }
914
915 static int snd_opti9xx_card_new(struct snd_card **cardp)
916 {
917 struct snd_card *card;
918 int err;
919
920 err = snd_card_create(index, id, THIS_MODULE,
921 sizeof(struct snd_opti9xx), &card);
922 if (err < 0)
923 return err;
924 card->private_free = snd_card_opti9xx_free;
925 *cardp = card;
926 return 0;
927 }
928
929 static int __devinit snd_opti9xx_isa_match(struct device *devptr,
930 unsigned int dev)
931 {
932 #ifdef CONFIG_PNP
933 if (snd_opti9xx_pnp_is_probed)
934 return 0;
935 if (isapnp)
936 return 0;
937 #endif
938 return 1;
939 }
940
941 static int __devinit snd_opti9xx_isa_probe(struct device *devptr,
942 unsigned int dev)
943 {
944 struct snd_card *card;
945 int error;
946 static long possible_mpu_ports[] = {0x300, 0x310, 0x320, 0x330, -1};
947 #ifdef OPTi93X
948 static int possible_irqs[] = {5, 9, 10, 11, 7, -1};
949 #else
950 static int possible_irqs[] = {9, 10, 11, 7, -1};
951 #endif /* OPTi93X */
952 static int possible_mpu_irqs[] = {5, 9, 10, 7, -1};
953 static int possible_dma1s[] = {3, 1, 0, -1};
954 #if defined(CS4231) || defined(OPTi93X)
955 static int possible_dma2s[][2] = {{1,-1}, {0,-1}, {-1,-1}, {0,-1}};
956 #endif /* CS4231 || OPTi93X */
957
958 if (mpu_port == SNDRV_AUTO_PORT) {
959 if ((mpu_port = snd_legacy_find_free_ioport(possible_mpu_ports, 2)) < 0) {
960 snd_printk(KERN_ERR "unable to find a free MPU401 port\n");
961 return -EBUSY;
962 }
963 }
964 if (irq == SNDRV_AUTO_IRQ) {
965 if ((irq = snd_legacy_find_free_irq(possible_irqs)) < 0) {
966 snd_printk(KERN_ERR "unable to find a free IRQ\n");
967 return -EBUSY;
968 }
969 }
970 if (mpu_irq == SNDRV_AUTO_IRQ) {
971 if ((mpu_irq = snd_legacy_find_free_irq(possible_mpu_irqs)) < 0) {
972 snd_printk(KERN_ERR "unable to find a free MPU401 IRQ\n");
973 return -EBUSY;
974 }
975 }
976 if (dma1 == SNDRV_AUTO_DMA) {
977 if ((dma1 = snd_legacy_find_free_dma(possible_dma1s)) < 0) {
978 snd_printk(KERN_ERR "unable to find a free DMA1\n");
979 return -EBUSY;
980 }
981 }
982 #if defined(CS4231) || defined(OPTi93X)
983 if (dma2 == SNDRV_AUTO_DMA) {
984 if ((dma2 = snd_legacy_find_free_dma(possible_dma2s[dma1 % 4])) < 0) {
985 snd_printk(KERN_ERR "unable to find a free DMA2\n");
986 return -EBUSY;
987 }
988 }
989 #endif
990
991 error = snd_opti9xx_card_new(&card);
992 if (error < 0)
993 return error;
994
995 if ((error = snd_card_opti9xx_detect(card, card->private_data)) < 0) {
996 snd_card_free(card);
997 return error;
998 }
999 snd_card_set_dev(card, devptr);
1000 if ((error = snd_opti9xx_probe(card)) < 0) {
1001 snd_card_free(card);
1002 return error;
1003 }
1004 dev_set_drvdata(devptr, card);
1005 return 0;
1006 }
1007
1008 static int __devexit snd_opti9xx_isa_remove(struct device *devptr,
1009 unsigned int dev)
1010 {
1011 snd_card_free(dev_get_drvdata(devptr));
1012 dev_set_drvdata(devptr, NULL);
1013 return 0;
1014 }
1015
1016 static struct isa_driver snd_opti9xx_driver = {
1017 .match = snd_opti9xx_isa_match,
1018 .probe = snd_opti9xx_isa_probe,
1019 .remove = __devexit_p(snd_opti9xx_isa_remove),
1020 /* FIXME: suspend/resume */
1021 .driver = {
1022 .name = DEV_NAME
1023 },
1024 };
1025
1026 #ifdef CONFIG_PNP
1027 static int __devinit snd_opti9xx_pnp_probe(struct pnp_card_link *pcard,
1028 const struct pnp_card_device_id *pid)
1029 {
1030 struct snd_card *card;
1031 int error, hw;
1032 struct snd_opti9xx *chip;
1033
1034 if (snd_opti9xx_pnp_is_probed)
1035 return -EBUSY;
1036 if (! isapnp)
1037 return -ENODEV;
1038 error = snd_opti9xx_card_new(&card);
1039 if (error < 0)
1040 return error;
1041 chip = card->private_data;
1042
1043 hw = snd_card_opti9xx_pnp(chip, pcard, pid);
1044 switch (hw) {
1045 case 0x0924:
1046 hw = OPTi9XX_HW_82C924;
1047 break;
1048 case 0x0925:
1049 hw = OPTi9XX_HW_82C925;
1050 break;
1051 case 0x0931:
1052 hw = OPTi9XX_HW_82C931;
1053 break;
1054 default:
1055 snd_card_free(card);
1056 return -ENODEV;
1057 }
1058
1059 if ((error = snd_opti9xx_init(chip, hw))) {
1060 snd_card_free(card);
1061 return error;
1062 }
1063 if (hw <= OPTi9XX_HW_82C930)
1064 chip->mc_base -= 0x80;
1065
1066 error = snd_opti9xx_read_check(chip);
1067 if (error) {
1068 snd_printk(KERN_ERR "OPTI chip not found\n");
1069 snd_card_free(card);
1070 return error;
1071 }
1072 snd_card_set_dev(card, &pcard->card->dev);
1073 if ((error = snd_opti9xx_probe(card)) < 0) {
1074 snd_card_free(card);
1075 return error;
1076 }
1077 pnp_set_card_drvdata(pcard, card);
1078 snd_opti9xx_pnp_is_probed = 1;
1079 return 0;
1080 }
1081
1082 static void __devexit snd_opti9xx_pnp_remove(struct pnp_card_link * pcard)
1083 {
1084 snd_card_free(pnp_get_card_drvdata(pcard));
1085 pnp_set_card_drvdata(pcard, NULL);
1086 snd_opti9xx_pnp_is_probed = 0;
1087 }
1088
1089 static struct pnp_card_driver opti9xx_pnpc_driver = {
1090 .flags = PNP_DRIVER_RES_DISABLE,
1091 .name = "opti9xx",
1092 .id_table = snd_opti9xx_pnpids,
1093 .probe = snd_opti9xx_pnp_probe,
1094 .remove = __devexit_p(snd_opti9xx_pnp_remove),
1095 };
1096 #endif
1097
1098 #ifdef OPTi93X
1099 #define CHIP_NAME "82C93x"
1100 #else
1101 #define CHIP_NAME "82C92x"
1102 #endif
1103
1104 static int __init alsa_card_opti9xx_init(void)
1105 {
1106 #ifdef CONFIG_PNP
1107 pnp_register_card_driver(&opti9xx_pnpc_driver);
1108 if (snd_opti9xx_pnp_is_probed)
1109 return 0;
1110 pnp_unregister_card_driver(&opti9xx_pnpc_driver);
1111 #endif
1112 return isa_register_driver(&snd_opti9xx_driver, 1);
1113 }
1114
1115 static void __exit alsa_card_opti9xx_exit(void)
1116 {
1117 if (!snd_opti9xx_pnp_is_probed) {
1118 isa_unregister_driver(&snd_opti9xx_driver);
1119 return;
1120 }
1121 #ifdef CONFIG_PNP
1122 pnp_unregister_card_driver(&opti9xx_pnpc_driver);
1123 #endif
1124 }
1125
1126 module_init(alsa_card_opti9xx_init)
1127 module_exit(alsa_card_opti9xx_exit)
AMDTP streaming driver for the Linux FireWire stack (Juju)