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Linux 2.6.28.1
[linux/fpc-iii.git] / sound / isa / opti9xx / opti92x-ad1848.c
blob19706b0d84978c5307166826b9aed76a0c40f46e
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/wss.h>
37 #include <sound/mpu401.h>
38 #include <sound/opl3.h>
39 #ifndef OPTi93X
40 #include <sound/opl4.h>
41 #endif
42 #define SNDRV_LEGACY_FIND_FREE_IRQ
43 #define SNDRV_LEGACY_FIND_FREE_DMA
44 #include <sound/initval.h>
45
46 MODULE_AUTHOR("Massimo Piccioni <dafastidio@libero.it>");
47 MODULE_LICENSE("GPL");
48 #ifdef OPTi93X
49 MODULE_DESCRIPTION("OPTi93X");
50 MODULE_SUPPORTED_DEVICE("{{OPTi,82C931/3}}");
51 #else /* OPTi93X */
52 #ifdef CS4231
53 MODULE_DESCRIPTION("OPTi92X - CS4231");
54 MODULE_SUPPORTED_DEVICE("{{OPTi,82C924 (CS4231)},"
55 "{OPTi,82C925 (CS4231)}}");
56 #else /* CS4231 */
57 MODULE_DESCRIPTION("OPTi92X - AD1848");
58 MODULE_SUPPORTED_DEVICE("{{OPTi,82C924 (AD1848)},"
59 "{OPTi,82C925 (AD1848)},"
60 "{OAK,Mozart}}");
61 #endif /* CS4231 */
62 #endif /* OPTi93X */
63
64 static int index = SNDRV_DEFAULT_IDX1; /* Index 0-MAX */
65 static char *id = SNDRV_DEFAULT_STR1; /* ID for this card */
66 //static int enable = SNDRV_DEFAULT_ENABLE1; /* Enable this card */
67 #ifdef CONFIG_PNP
68 static int isapnp = 1; /* Enable ISA PnP detection */
69 #endif
70 static long port = SNDRV_DEFAULT_PORT1; /* 0x530,0xe80,0xf40,0x604 */
71 static long mpu_port = SNDRV_DEFAULT_PORT1; /* 0x300,0x310,0x320,0x330 */
72 static long fm_port = SNDRV_DEFAULT_PORT1; /* 0x388 */
73 static int irq = SNDRV_DEFAULT_IRQ1; /* 5,7,9,10,11 */
74 static int mpu_irq = SNDRV_DEFAULT_IRQ1; /* 5,7,9,10 */
75 static int dma1 = SNDRV_DEFAULT_DMA1; /* 0,1,3 */
76 #if defined(CS4231) || defined(OPTi93X)
77 static int dma2 = SNDRV_DEFAULT_DMA1; /* 0,1,3 */
78 #endif /* CS4231 || OPTi93X */
79
80 module_param(index, int, 0444);
81 MODULE_PARM_DESC(index, "Index value for opti9xx based soundcard.");
82 module_param(id, charp, 0444);
83 MODULE_PARM_DESC(id, "ID string for opti9xx based soundcard.");
84 //module_param(enable, bool, 0444);
85 //MODULE_PARM_DESC(enable, "Enable opti9xx soundcard.");
86 #ifdef CONFIG_PNP
87 module_param(isapnp, bool, 0444);
88 MODULE_PARM_DESC(isapnp, "Enable ISA PnP detection for specified soundcard.");
89 #endif
90 module_param(port, long, 0444);
91 MODULE_PARM_DESC(port, "WSS port # for opti9xx driver.");
92 module_param(mpu_port, long, 0444);
93 MODULE_PARM_DESC(mpu_port, "MPU-401 port # for opti9xx driver.");
94 module_param(fm_port, long, 0444);
95 MODULE_PARM_DESC(fm_port, "FM port # for opti9xx driver.");
96 module_param(irq, int, 0444);
97 MODULE_PARM_DESC(irq, "WSS irq # for opti9xx driver.");
98 module_param(mpu_irq, int, 0444);
99 MODULE_PARM_DESC(mpu_irq, "MPU-401 irq # for opti9xx driver.");
100 module_param(dma1, int, 0444);
101 MODULE_PARM_DESC(dma1, "1st dma # for opti9xx driver.");
102 #if defined(CS4231) || defined(OPTi93X)
103 module_param(dma2, int, 0444);
104 MODULE_PARM_DESC(dma2, "2nd dma # for opti9xx driver.");
105 #endif /* CS4231 || OPTi93X */
106
107 #define OPTi9XX_HW_82C928 1
108 #define OPTi9XX_HW_82C929 2
109 #define OPTi9XX_HW_82C924 3
110 #define OPTi9XX_HW_82C925 4
111 #define OPTi9XX_HW_82C930 5
112 #define OPTi9XX_HW_82C931 6
113 #define OPTi9XX_HW_82C933 7
114 #define OPTi9XX_HW_LAST OPTi9XX_HW_82C933
115
116 #define OPTi9XX_MC_REG(n) n
117
118 #ifdef OPTi93X
119
120 #define OPTi93X_STATUS 0x02
121 #define OPTi93X_PORT(chip, r) ((chip)->port + OPTi93X_##r)
122
123 #define OPTi93X_IRQ_PLAYBACK 0x04
124 #define OPTi93X_IRQ_CAPTURE 0x08
125
126 #endif /* OPTi93X */
127
128 struct snd_opti9xx {
129 unsigned short hardware;
130 unsigned char password;
131 char name[7];
132
133 unsigned long mc_base;
134 struct resource *res_mc_base;
135 unsigned long mc_base_size;
136 #ifdef OPTi93X
137 unsigned long mc_indir_index;
138 struct snd_wss *codec;
139 #endif /* OPTi93X */
140 unsigned long pwd_reg;
141
142 spinlock_t lock;
143
144 long wss_base;
145 int irq;
146 int dma1;
147 int dma2;
148
149 long fm_port;
150
151 long mpu_port;
152 int mpu_irq;
153
154 #ifdef CONFIG_PNP
155 struct pnp_dev *dev;
156 struct pnp_dev *devmpu;
157 #endif /* CONFIG_PNP */
158 };
159
160 static int snd_opti9xx_pnp_is_probed;
161
162 #ifdef CONFIG_PNP
163
164 static struct pnp_card_device_id snd_opti9xx_pnpids[] = {
165 #ifndef OPTi93X
166 /* OPTi 82C924 */
167 { .id = "OPT0924", .devs = { { "OPT0000" }, { "OPT0002" } }, .driver_data = 0x0924 },
168 /* OPTi 82C925 */
169 { .id = "OPT0925", .devs = { { "OPT9250" }, { "OPT0002" } }, .driver_data = 0x0925 },
170 #else
171 /* OPTi 82C931/3 */
172 { .id = "OPT0931", .devs = { { "OPT9310" }, { "OPT0002" } }, .driver_data = 0x0931 },
173 #endif /* OPTi93X */
174 { .id = "" }
175 };
176
177 MODULE_DEVICE_TABLE(pnp_card, snd_opti9xx_pnpids);
178
179 #endif /* CONFIG_PNP */
180
181 #ifdef OPTi93X
182 #define DEV_NAME "opti93x"
183 #else
184 #define DEV_NAME "opti92x"
185 #endif
186
187 static char * snd_opti9xx_names[] = {
188 "unkown",
189 "82C928", "82C929",
190 "82C924", "82C925",
191 "82C930", "82C931", "82C933"
192 };
193
194
195 static long __devinit snd_legacy_find_free_ioport(long *port_table, long size)
196 {
197 while (*port_table != -1) {
198 if (request_region(*port_table, size, "ALSA test")) {
199 release_region(*port_table, size);
200 return *port_table;
201 }
202 port_table++;
203 }
204 return -1;
205 }
206
207 static int __devinit snd_opti9xx_init(struct snd_opti9xx *chip,
208 unsigned short hardware)
209 {
210 static int opti9xx_mc_size[] = {7, 7, 10, 10, 2, 2, 2};
211
212 chip->hardware = hardware;
213 strcpy(chip->name, snd_opti9xx_names[hardware]);
214
215 chip->mc_base_size = opti9xx_mc_size[hardware];
216
217 spin_lock_init(&chip->lock);
218
219 chip->wss_base = -1;
220 chip->irq = -1;
221 chip->dma1 = -1;
222 chip->dma2 = -1;
223 chip->fm_port = -1;
224 chip->mpu_port = -1;
225 chip->mpu_irq = -1;
226
227 switch (hardware) {
228 #ifndef OPTi93X
229 case OPTi9XX_HW_82C928:
230 case OPTi9XX_HW_82C929:
231 chip->mc_base = 0xf8c;
232 chip->password = (hardware == OPTi9XX_HW_82C928) ? 0xe2 : 0xe3;
233 chip->pwd_reg = 3;
234 break;
235
236 case OPTi9XX_HW_82C924:
237 case OPTi9XX_HW_82C925:
238 chip->mc_base = 0xf8c;
239 chip->password = 0xe5;
240 chip->pwd_reg = 3;
241 break;
242 #else /* OPTi93X */
243
244 case OPTi9XX_HW_82C930:
245 case OPTi9XX_HW_82C931:
246 case OPTi9XX_HW_82C933:
247 chip->mc_base = (hardware == OPTi9XX_HW_82C930) ? 0xf8f : 0xf8d;
248 chip->mc_indir_index = 0xe0e;
249 chip->password = 0xe4;
250 chip->pwd_reg = 0;
251 break;
252 #endif /* OPTi93X */
253
254 default:
255 snd_printk("chip %d not supported\n", hardware);
256 return -ENODEV;
257 }
258 return 0;
259 }
260
261 static unsigned char snd_opti9xx_read(struct snd_opti9xx *chip,
262 unsigned char reg)
263 {
264 unsigned long flags;
265 unsigned char retval = 0xff;
266
267 spin_lock_irqsave(&chip->lock, flags);
268 outb(chip->password, chip->mc_base + chip->pwd_reg);
269
270 switch (chip->hardware) {
271 #ifndef OPTi93X
272 case OPTi9XX_HW_82C924:
273 case OPTi9XX_HW_82C925:
274 if (reg > 7) {
275 outb(reg, chip->mc_base + 8);
276 outb(chip->password, chip->mc_base + chip->pwd_reg);
277 retval = inb(chip->mc_base + 9);
278 break;
279 }
280
281 case OPTi9XX_HW_82C928:
282 case OPTi9XX_HW_82C929:
283 retval = inb(chip->mc_base + reg);
284 break;
285 #else /* OPTi93X */
286
287 case OPTi9XX_HW_82C930:
288 case OPTi9XX_HW_82C931:
289 case OPTi9XX_HW_82C933:
290 outb(reg, chip->mc_indir_index);
291 outb(chip->password, chip->mc_base + chip->pwd_reg);
292 retval = inb(chip->mc_indir_index + 1);
293 break;
294 #endif /* OPTi93X */
295
296 default:
297 snd_printk("chip %d not supported\n", chip->hardware);
298 }
299
300 spin_unlock_irqrestore(&chip->lock, flags);
301 return retval;
302 }
303
304 static void snd_opti9xx_write(struct snd_opti9xx *chip, unsigned char reg,
305 unsigned char value)
306 {
307 unsigned long flags;
308
309 spin_lock_irqsave(&chip->lock, flags);
310 outb(chip->password, chip->mc_base + chip->pwd_reg);
311
312 switch (chip->hardware) {
313 #ifndef OPTi93X
314 case OPTi9XX_HW_82C924:
315 case OPTi9XX_HW_82C925:
316 if (reg > 7) {
317 outb(reg, chip->mc_base + 8);
318 outb(chip->password, chip->mc_base + chip->pwd_reg);
319 outb(value, chip->mc_base + 9);
320 break;
321 }
322
323 case OPTi9XX_HW_82C928:
324 case OPTi9XX_HW_82C929:
325 outb(value, chip->mc_base + reg);
326 break;
327 #else /* OPTi93X */
328
329 case OPTi9XX_HW_82C930:
330 case OPTi9XX_HW_82C931:
331 case OPTi9XX_HW_82C933:
332 outb(reg, chip->mc_indir_index);
333 outb(chip->password, chip->mc_base + chip->pwd_reg);
334 outb(value, chip->mc_indir_index + 1);
335 break;
336 #endif /* OPTi93X */
337
338 default:
339 snd_printk("chip %d not supported\n", chip->hardware);
340 }
341
342 spin_unlock_irqrestore(&chip->lock, flags);
343 }
344
345
346 #define snd_opti9xx_write_mask(chip, reg, value, mask) \
347 snd_opti9xx_write(chip, reg, \
348 (snd_opti9xx_read(chip, reg) & ~(mask)) | ((value) & (mask)))
349
350
351 static int __devinit snd_opti9xx_configure(struct snd_opti9xx *chip)
352 {
353 unsigned char wss_base_bits;
354 unsigned char irq_bits;
355 unsigned char dma_bits;
356 unsigned char mpu_port_bits = 0;
357 unsigned char mpu_irq_bits;
358
359 switch (chip->hardware) {
360 #ifndef OPTi93X
361 case OPTi9XX_HW_82C924:
362 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(4), 0xf0, 0xfc);
363 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(6), 0x02, 0x02);
364
365 case OPTi9XX_HW_82C925:
366 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(1), 0x80, 0x80);
367 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(2), 0x00, 0x20);
368 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(3), 0xf0, 0xff);
369 #ifdef CS4231
370 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(5), 0x02, 0x02);
371 #else
372 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(5), 0x00, 0x02);
373 #endif /* CS4231 */
374 break;
375
376 case OPTi9XX_HW_82C928:
377 case OPTi9XX_HW_82C929:
378 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(1), 0x80, 0x80);
379 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(2), 0x00, 0x20);
380 /*
381 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(3), 0xa2, 0xae);
382 */
383 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(4), 0x00, 0x0c);
384 #ifdef CS4231
385 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(5), 0x02, 0x02);
386 #else
387 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(5), 0x00, 0x02);
388 #endif /* CS4231 */
389 break;
390
391 #else /* OPTi93X */
392 case OPTi9XX_HW_82C931:
393 case OPTi9XX_HW_82C933:
394 /*
395 * The BTC 1817DW has QS1000 wavetable which is connected
396 * to the serial digital input of the OPTI931.
397 */
398 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(21), 0x82, 0xff);
399 /*
400 * This bit sets OPTI931 to automaticaly select FM
401 * or digital input signal.
402 */
403 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(26), 0x01, 0x01);
404 case OPTi9XX_HW_82C930: /* FALL THROUGH */
405 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(6), 0x02, 0x03);
406 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(3), 0x00, 0xff);
407 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(4), 0x10 |
408 (chip->hardware == OPTi9XX_HW_82C930 ? 0x00 : 0x04),
409 0x34);
410 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(5), 0x20, 0xbf);
411 break;
412 #endif /* OPTi93X */
413
414 default:
415 snd_printk("chip %d not supported\n", chip->hardware);
416 return -EINVAL;
417 }
418
419 switch (chip->wss_base) {
420 case 0x530:
421 wss_base_bits = 0x00;
422 break;
423 case 0x604:
424 wss_base_bits = 0x03;
425 break;
426 case 0xe80:
427 wss_base_bits = 0x01;
428 break;
429 case 0xf40:
430 wss_base_bits = 0x02;
431 break;
432 default:
433 snd_printk("WSS port 0x%lx not valid\n", chip->wss_base);
434 goto __skip_base;
435 }
436 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(1), wss_base_bits << 4, 0x30);
437
438 __skip_base:
439 switch (chip->irq) {
440 //#ifdef OPTi93X
441 case 5:
442 irq_bits = 0x05;
443 break;
444 //#endif /* OPTi93X */
445 case 7:
446 irq_bits = 0x01;
447 break;
448 case 9:
449 irq_bits = 0x02;
450 break;
451 case 10:
452 irq_bits = 0x03;
453 break;
454 case 11:
455 irq_bits = 0x04;
456 break;
457 default:
458 snd_printk("WSS irq # %d not valid\n", chip->irq);
459 goto __skip_resources;
460 }
461
462 switch (chip->dma1) {
463 case 0:
464 dma_bits = 0x01;
465 break;
466 case 1:
467 dma_bits = 0x02;
468 break;
469 case 3:
470 dma_bits = 0x03;
471 break;
472 default:
473 snd_printk("WSS dma1 # %d not valid\n", chip->dma1);
474 goto __skip_resources;
475 }
476
477 #if defined(CS4231) || defined(OPTi93X)
478 if (chip->dma1 == chip->dma2) {
479 snd_printk("don't want to share dmas\n");
480 return -EBUSY;
481 }
482
483 switch (chip->dma2) {
484 case 0:
485 case 1:
486 break;
487 default:
488 snd_printk("WSS dma2 # %d not valid\n", chip->dma2);
489 goto __skip_resources;
490 }
491 dma_bits |= 0x04;
492 #endif /* CS4231 || OPTi93X */
493
494 #ifndef OPTi93X
495 outb(irq_bits << 3 | dma_bits, chip->wss_base);
496 #else /* OPTi93X */
497 snd_opti9xx_write(chip, OPTi9XX_MC_REG(3), (irq_bits << 3 | dma_bits));
498 #endif /* OPTi93X */
499
500 __skip_resources:
501 if (chip->hardware > OPTi9XX_HW_82C928) {
502 switch (chip->mpu_port) {
503 case 0:
504 case -1:
505 break;
506 case 0x300:
507 mpu_port_bits = 0x03;
508 break;
509 case 0x310:
510 mpu_port_bits = 0x02;
511 break;
512 case 0x320:
513 mpu_port_bits = 0x01;
514 break;
515 case 0x330:
516 mpu_port_bits = 0x00;
517 break;
518 default:
519 snd_printk("MPU-401 port 0x%lx not valid\n",
520 chip->mpu_port);
521 goto __skip_mpu;
522 }
523
524 switch (chip->mpu_irq) {
525 case 5:
526 mpu_irq_bits = 0x02;
527 break;
528 case 7:
529 mpu_irq_bits = 0x03;
530 break;
531 case 9:
532 mpu_irq_bits = 0x00;
533 break;
534 case 10:
535 mpu_irq_bits = 0x01;
536 break;
537 default:
538 snd_printk("MPU-401 irq # %d not valid\n",
539 chip->mpu_irq);
540 goto __skip_mpu;
541 }
542
543 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(6),
544 (chip->mpu_port <= 0) ? 0x00 :
545 0x80 | mpu_port_bits << 5 | mpu_irq_bits << 3,
546 0xf8);
547 }
548 __skip_mpu:
549
550 return 0;
551 }
552
553 #ifdef OPTi93X
554
555 static irqreturn_t snd_opti93x_interrupt(int irq, void *dev_id)
556 {
557 struct snd_wss *codec = dev_id;
558 struct snd_opti9xx *chip = codec->card->private_data;
559 unsigned char status;
560
561 status = snd_opti9xx_read(chip, OPTi9XX_MC_REG(11));
562 if ((status & OPTi93X_IRQ_PLAYBACK) && codec->playback_substream)
563 snd_pcm_period_elapsed(codec->playback_substream);
564 if ((status & OPTi93X_IRQ_CAPTURE) && codec->capture_substream) {
565 snd_wss_overrange(codec);
566 snd_pcm_period_elapsed(codec->capture_substream);
567 }
568 outb(0x00, OPTi93X_PORT(codec, STATUS));
569 return IRQ_HANDLED;
570 }
571
572 #endif /* OPTi93X */
573
574 static int __devinit snd_card_opti9xx_detect(struct snd_card *card,
575 struct snd_opti9xx *chip)
576 {
577 int i, err;
578
579 #ifndef OPTi93X
580 for (i = OPTi9XX_HW_82C928; i < OPTi9XX_HW_82C930; i++) {
581 unsigned char value;
582
583 if ((err = snd_opti9xx_init(chip, i)) < 0)
584 return err;
585
586 if ((chip->res_mc_base = request_region(chip->mc_base, chip->mc_base_size, "OPTi9xx MC")) == NULL)
587 continue;
588
589 value = snd_opti9xx_read(chip, OPTi9XX_MC_REG(1));
590 if ((value != 0xff) && (value != inb(chip->mc_base + 1)))
591 if (value == snd_opti9xx_read(chip, OPTi9XX_MC_REG(1)))
592 return 1;
593
594 release_and_free_resource(chip->res_mc_base);
595 chip->res_mc_base = NULL;
596
597 }
598 #else /* OPTi93X */
599 for (i = OPTi9XX_HW_82C931; i >= OPTi9XX_HW_82C930; i--) {
600 unsigned long flags;
601 unsigned char value;
602
603 if ((err = snd_opti9xx_init(chip, i)) < 0)
604 return err;
605
606 if ((chip->res_mc_base = request_region(chip->mc_base, chip->mc_base_size, "OPTi9xx MC")) == NULL)
607 continue;
608
609 spin_lock_irqsave(&chip->lock, flags);
610 outb(chip->password, chip->mc_base + chip->pwd_reg);
611 outb(((chip->mc_indir_index & (1 << 8)) >> 4) |
612 ((chip->mc_indir_index & 0xf0) >> 4), chip->mc_base);
613 spin_unlock_irqrestore(&chip->lock, flags);
614
615 value = snd_opti9xx_read(chip, OPTi9XX_MC_REG(7));
616 snd_opti9xx_write(chip, OPTi9XX_MC_REG(7), 0xff - value);
617 if (snd_opti9xx_read(chip, OPTi9XX_MC_REG(7)) == 0xff - value)
618 return 1;
619
620 release_and_free_resource(chip->res_mc_base);
621 chip->res_mc_base = NULL;
622 }
623 #endif /* OPTi93X */
624
625 return -ENODEV;
626 }
627
628 #ifdef CONFIG_PNP
629 static int __devinit snd_card_opti9xx_pnp(struct snd_opti9xx *chip,
630 struct pnp_card_link *card,
631 const struct pnp_card_device_id *pid)
632 {
633 struct pnp_dev *pdev;
634 int err;
635
636 chip->dev = pnp_request_card_device(card, pid->devs[0].id, NULL);
637 if (chip->dev == NULL)
638 return -EBUSY;
639
640 chip->devmpu = pnp_request_card_device(card, pid->devs[1].id, NULL);
641
642 pdev = chip->dev;
643
644 err = pnp_activate_dev(pdev);
645 if (err < 0) {
646 snd_printk(KERN_ERR "AUDIO pnp configure failure: %d\n", err);
647 return err;
648 }
649
650 #ifdef OPTi93X
651 port = pnp_port_start(pdev, 0) - 4;
652 fm_port = pnp_port_start(pdev, 1) + 8;
653 #else
654 if (pid->driver_data != 0x0924)
655 port = pnp_port_start(pdev, 1);
656 fm_port = pnp_port_start(pdev, 2) + 8;
657 #endif /* OPTi93X */
658 irq = pnp_irq(pdev, 0);
659 dma1 = pnp_dma(pdev, 0);
660 #if defined(CS4231) || defined(OPTi93X)
661 dma2 = pnp_dma(pdev, 1);
662 #endif /* CS4231 || OPTi93X */
663
664 pdev = chip->devmpu;
665 if (pdev && mpu_port > 0) {
666 err = pnp_activate_dev(pdev);
667 if (err < 0) {
668 snd_printk(KERN_ERR "AUDIO pnp configure failure\n");
669 mpu_port = -1;
670 chip->devmpu = NULL;
671 } else {
672 mpu_port = pnp_port_start(pdev, 0);
673 mpu_irq = pnp_irq(pdev, 0);
674 }
675 }
676 return pid->driver_data;
677 }
678 #endif /* CONFIG_PNP */
679
680 static void snd_card_opti9xx_free(struct snd_card *card)
681 {
682 struct snd_opti9xx *chip = card->private_data;
683
684 if (chip) {
685 #ifdef OPTi93X
686 struct snd_wss *codec = chip->codec;
687 if (codec && codec->irq > 0) {
688 disable_irq(codec->irq);
689 free_irq(codec->irq, codec);
690 }
691 #endif
692 release_and_free_resource(chip->res_mc_base);
693 }
694 }
695
696 static int __devinit snd_opti9xx_probe(struct snd_card *card)
697 {
698 static long possible_ports[] = {0x530, 0xe80, 0xf40, 0x604, -1};
699 int error;
700 struct snd_opti9xx *chip = card->private_data;
701 struct snd_wss *codec;
702 #ifdef CS4231
703 struct snd_timer *timer;
704 #endif
705 struct snd_pcm *pcm;
706 struct snd_rawmidi *rmidi;
707 struct snd_hwdep *synth;
708
709 if (! chip->res_mc_base &&
710 (chip->res_mc_base = request_region(chip->mc_base, chip->mc_base_size,
711 "OPTi9xx MC")) == NULL)
712 return -ENOMEM;
713
714 chip->wss_base = port;
715 chip->fm_port = fm_port;
716 chip->mpu_port = mpu_port;
717 chip->irq = irq;
718 chip->mpu_irq = mpu_irq;
719 chip->dma1 = dma1;
720 #if defined(CS4231) || defined(OPTi93X)
721 chip->dma2 = dma2;
722 #else
723 chip->dma2 = -1;
724 #endif
725
726 if (chip->wss_base == SNDRV_AUTO_PORT) {
727 chip->wss_base = snd_legacy_find_free_ioport(possible_ports, 4);
728 if (chip->wss_base < 0) {
729 snd_printk("unable to find a free WSS port\n");
730 return -EBUSY;
731 }
732 }
733 error = snd_opti9xx_configure(chip);
734 if (error)
735 return error;
736
737 error = snd_wss_create(card, chip->wss_base + 4, -1,
738 chip->irq, chip->dma1, chip->dma2,
739 #ifdef OPTi93X
740 WSS_HW_OPTI93X, WSS_HWSHARE_IRQ,
741 #else
742 WSS_HW_DETECT, 0,
743 #endif
744 &codec);
745 if (error < 0)
746 return error;
747 #ifdef OPTi93X
748 chip->codec = codec;
749 #endif
750 error = snd_wss_pcm(codec, 0, &pcm);
751 if (error < 0)
752 return error;
753 error = snd_wss_mixer(codec);
754 if (error < 0)
755 return error;
756 #ifdef CS4231
757 error = snd_wss_timer(codec, 0, &timer);
758 if (error < 0)
759 return error;
760 #endif
761 #ifdef OPTi93X
762 error = request_irq(chip->irq, snd_opti93x_interrupt,
763 IRQF_DISABLED, DEV_NAME" - WSS", codec);
764 if (error < 0) {
765 snd_printk(KERN_ERR "opti9xx: can't grab IRQ %d\n", chip->irq);
766 return error;
767 }
768 #endif
769 strcpy(card->driver, chip->name);
770 sprintf(card->shortname, "OPTi %s", card->driver);
771 #if defined(CS4231) || defined(OPTi93X)
772 sprintf(card->longname, "%s, %s at 0x%lx, irq %d, dma %d&%d",
773 card->shortname, pcm->name, chip->wss_base + 4,
774 chip->irq, chip->dma1, chip->dma2);
775 #else
776 sprintf(card->longname, "%s, %s at 0x%lx, irq %d, dma %d",
777 card->shortname, pcm->name, chip->wss_base + 4,
778 chip->irq, chip->dma1);
779 #endif /* CS4231 || OPTi93X */
780
781 if (chip->mpu_port <= 0 || chip->mpu_port == SNDRV_AUTO_PORT)
782 rmidi = NULL;
783 else
784 if ((error = snd_mpu401_uart_new(card, 0, MPU401_HW_MPU401,
785 chip->mpu_port, 0, chip->mpu_irq, IRQF_DISABLED,
786 &rmidi)))
787 snd_printk(KERN_WARNING "no MPU-401 device at 0x%lx?\n",
788 chip->mpu_port);
789
790 if (chip->fm_port > 0 && chip->fm_port != SNDRV_AUTO_PORT) {
791 struct snd_opl3 *opl3 = NULL;
792 #ifndef OPTi93X
793 if (chip->hardware == OPTi9XX_HW_82C928 ||
794 chip->hardware == OPTi9XX_HW_82C929 ||
795 chip->hardware == OPTi9XX_HW_82C924) {
796 struct snd_opl4 *opl4;
797 /* assume we have an OPL4 */
798 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(2),
799 0x20, 0x20);
800 if (snd_opl4_create(card,
801 chip->fm_port,
802 chip->fm_port - 8,
803 2, &opl3, &opl4) < 0) {
804 /* no luck, use OPL3 instead */
805 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(2),
806 0x00, 0x20);
807 }
808 }
809 #endif /* !OPTi93X */
810 if (!opl3 && snd_opl3_create(card,
811 chip->fm_port,
812 chip->fm_port + 2,
813 OPL3_HW_AUTO, 0, &opl3) < 0) {
814 snd_printk(KERN_WARNING "no OPL device at 0x%lx-0x%lx\n",
815 chip->fm_port, chip->fm_port + 4 - 1);
816 }
817 if (opl3) {
818 #ifdef CS4231
819 const int t1dev = 1;
820 #else
821 const int t1dev = 0;
822 #endif
823 if ((error = snd_opl3_timer_new(opl3, t1dev, t1dev+1)) < 0)
824 return error;
825 if ((error = snd_opl3_hwdep_new(opl3, 0, 1, &synth)) < 0)
826 return error;
827 }
828 }
829
830 return snd_card_register(card);
831 }
832
833 static struct snd_card *snd_opti9xx_card_new(void)
834 {
835 struct snd_card *card;
836
837 card = snd_card_new(index, id, THIS_MODULE, sizeof(struct snd_opti9xx));
838 if (! card)
839 return NULL;
840 card->private_free = snd_card_opti9xx_free;
841 return card;
842 }
843
844 static int __devinit snd_opti9xx_isa_match(struct device *devptr,
845 unsigned int dev)
846 {
847 #ifdef CONFIG_PNP
848 if (snd_opti9xx_pnp_is_probed)
849 return 0;
850 if (isapnp)
851 return 0;
852 #endif
853 return 1;
854 }
855
856 static int __devinit snd_opti9xx_isa_probe(struct device *devptr,
857 unsigned int dev)
858 {
859 struct snd_card *card;
860 int error;
861 static long possible_mpu_ports[] = {0x300, 0x310, 0x320, 0x330, -1};
862 #ifdef OPTi93X
863 static int possible_irqs[] = {5, 9, 10, 11, 7, -1};
864 #else
865 static int possible_irqs[] = {9, 10, 11, 7, -1};
866 #endif /* OPTi93X */
867 static int possible_mpu_irqs[] = {5, 9, 10, 7, -1};
868 static int possible_dma1s[] = {3, 1, 0, -1};
869 #if defined(CS4231) || defined(OPTi93X)
870 static int possible_dma2s[][2] = {{1,-1}, {0,-1}, {-1,-1}, {0,-1}};
871 #endif /* CS4231 || OPTi93X */
872
873 if (mpu_port == SNDRV_AUTO_PORT) {
874 if ((mpu_port = snd_legacy_find_free_ioport(possible_mpu_ports, 2)) < 0) {
875 snd_printk(KERN_ERR "unable to find a free MPU401 port\n");
876 return -EBUSY;
877 }
878 }
879 if (irq == SNDRV_AUTO_IRQ) {
880 if ((irq = snd_legacy_find_free_irq(possible_irqs)) < 0) {
881 snd_printk(KERN_ERR "unable to find a free IRQ\n");
882 return -EBUSY;
883 }
884 }
885 if (mpu_irq == SNDRV_AUTO_IRQ) {
886 if ((mpu_irq = snd_legacy_find_free_irq(possible_mpu_irqs)) < 0) {
887 snd_printk(KERN_ERR "unable to find a free MPU401 IRQ\n");
888 return -EBUSY;
889 }
890 }
891 if (dma1 == SNDRV_AUTO_DMA) {
892 if ((dma1 = snd_legacy_find_free_dma(possible_dma1s)) < 0) {
893 snd_printk(KERN_ERR "unable to find a free DMA1\n");
894 return -EBUSY;
895 }
896 }
897 #if defined(CS4231) || defined(OPTi93X)
898 if (dma2 == SNDRV_AUTO_DMA) {
899 if ((dma2 = snd_legacy_find_free_dma(possible_dma2s[dma1 % 4])) < 0) {
900 snd_printk("unable to find a free DMA2\n");
901 return -EBUSY;
902 }
903 }
904 #endif
905
906 card = snd_opti9xx_card_new();
907 if (! card)
908 return -ENOMEM;
909
910 if ((error = snd_card_opti9xx_detect(card, card->private_data)) < 0) {
911 snd_card_free(card);
912 return error;
913 }
914 snd_card_set_dev(card, devptr);
915 if ((error = snd_opti9xx_probe(card)) < 0) {
916 snd_card_free(card);
917 return error;
918 }
919 dev_set_drvdata(devptr, card);
920 return 0;
921 }
922
923 static int __devexit snd_opti9xx_isa_remove(struct device *devptr,
924 unsigned int dev)
925 {
926 snd_card_free(dev_get_drvdata(devptr));
927 dev_set_drvdata(devptr, NULL);
928 return 0;
929 }
930
931 static struct isa_driver snd_opti9xx_driver = {
932 .match = snd_opti9xx_isa_match,
933 .probe = snd_opti9xx_isa_probe,
934 .remove = __devexit_p(snd_opti9xx_isa_remove),
935 /* FIXME: suspend/resume */
936 .driver = {
937 .name = DEV_NAME
938 },
939 };
940
941 #ifdef CONFIG_PNP
942 static int __devinit snd_opti9xx_pnp_probe(struct pnp_card_link *pcard,
943 const struct pnp_card_device_id *pid)
944 {
945 struct snd_card *card;
946 int error, hw;
947 struct snd_opti9xx *chip;
948
949 if (snd_opti9xx_pnp_is_probed)
950 return -EBUSY;
951 if (! isapnp)
952 return -ENODEV;
953 card = snd_opti9xx_card_new();
954 if (! card)
955 return -ENOMEM;
956 chip = card->private_data;
957
958 hw = snd_card_opti9xx_pnp(chip, pcard, pid);
959 switch (hw) {
960 case 0x0924:
961 hw = OPTi9XX_HW_82C924;
962 break;
963 case 0x0925:
964 hw = OPTi9XX_HW_82C925;
965 break;
966 case 0x0931:
967 hw = OPTi9XX_HW_82C931;
968 break;
969 default:
970 snd_card_free(card);
971 return -ENODEV;
972 }
973
974 if ((error = snd_opti9xx_init(chip, hw))) {
975 snd_card_free(card);
976 return error;
977 }
978 if (hw <= OPTi9XX_HW_82C930)
979 chip->mc_base -= 0x80;
980 snd_card_set_dev(card, &pcard->card->dev);
981 if ((error = snd_opti9xx_probe(card)) < 0) {
982 snd_card_free(card);
983 return error;
984 }
985 pnp_set_card_drvdata(pcard, card);
986 snd_opti9xx_pnp_is_probed = 1;
987 return 0;
988 }
989
990 static void __devexit snd_opti9xx_pnp_remove(struct pnp_card_link * pcard)
991 {
992 snd_card_free(pnp_get_card_drvdata(pcard));
993 pnp_set_card_drvdata(pcard, NULL);
994 snd_opti9xx_pnp_is_probed = 0;
995 }
996
997 static struct pnp_card_driver opti9xx_pnpc_driver = {
998 .flags = PNP_DRIVER_RES_DISABLE,
999 .name = "opti9xx",
1000 .id_table = snd_opti9xx_pnpids,
1001 .probe = snd_opti9xx_pnp_probe,
1002 .remove = __devexit_p(snd_opti9xx_pnp_remove),
1003 };
1004 #endif
1005
1006 #ifdef OPTi93X
1007 #define CHIP_NAME "82C93x"
1008 #else
1009 #define CHIP_NAME "82C92x"
1010 #endif
1011
1012 static int __init alsa_card_opti9xx_init(void)
1013 {
1014 #ifdef CONFIG_PNP
1015 pnp_register_card_driver(&opti9xx_pnpc_driver);
1016 if (snd_opti9xx_pnp_is_probed)
1017 return 0;
1018 pnp_unregister_card_driver(&opti9xx_pnpc_driver);
1019 #endif
1020 return isa_register_driver(&snd_opti9xx_driver, 1);
1021 }
1022
1023 static void __exit alsa_card_opti9xx_exit(void)
1024 {
1025 if (!snd_opti9xx_pnp_is_probed) {
1026 isa_unregister_driver(&snd_opti9xx_driver);
1027 return;
1028 }
1029 #ifdef CONFIG_PNP
1030 pnp_unregister_card_driver(&opti9xx_pnpc_driver);
1031 #endif
1032 }
1033
1034 module_init(alsa_card_opti9xx_init)
1035 module_exit(alsa_card_opti9xx_exit)
Linux with added FPC-III support