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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
46MODULE_AUTHOR("Massimo Piccioni <dafastidio@libero.it>");
47MODULE_LICENSE("GPL");
48#ifdef OPTi93X
49MODULE_DESCRIPTION("OPTi93X");
50MODULE_SUPPORTED_DEVICE("{{OPTi,82C931/3}}");
51#else
52#ifdef CS4231
53MODULE_DESCRIPTION("OPTi92X - CS4231");
54MODULE_SUPPORTED_DEVICE("{{OPTi,82C924 (CS4231)},"
55 "{OPTi,82C925 (CS4231)}}");
56#else
57MODULE_DESCRIPTION("OPTi92X - AD1848");
58MODULE_SUPPORTED_DEVICE("{{OPTi,82C924 (AD1848)},"
59 "{OPTi,82C925 (AD1848)},"
60 "{OAK,Mozart}}");
61#endif
62#endif
63
64static int index = SNDRV_DEFAULT_IDX1;
65static char *id = SNDRV_DEFAULT_STR1;
66
67#ifdef CONFIG_PNP
68static int isapnp = 1;
69#endif
70static long port = SNDRV_DEFAULT_PORT1;
71static long mpu_port = SNDRV_DEFAULT_PORT1;
72static long fm_port = SNDRV_DEFAULT_PORT1;
73static int irq = SNDRV_DEFAULT_IRQ1;
74static int mpu_irq = SNDRV_DEFAULT_IRQ1;
75static int dma1 = SNDRV_DEFAULT_DMA1;
76#if defined(CS4231) || defined(OPTi93X)
77static int dma2 = SNDRV_DEFAULT_DMA1;
78#endif
79
80module_param(index, int, 0444);
81MODULE_PARM_DESC(index, "Index value for opti9xx based soundcard.");
82module_param(id, charp, 0444);
83MODULE_PARM_DESC(id, "ID string for opti9xx based soundcard.");
84
85
86#ifdef CONFIG_PNP
87module_param(isapnp, bool, 0444);
88MODULE_PARM_DESC(isapnp, "Enable ISA PnP detection for specified soundcard.");
89#endif
90module_param(port, long, 0444);
91MODULE_PARM_DESC(port, "WSS port # for opti9xx driver.");
92module_param(mpu_port, long, 0444);
93MODULE_PARM_DESC(mpu_port, "MPU-401 port # for opti9xx driver.");
94module_param(fm_port, long, 0444);
95MODULE_PARM_DESC(fm_port, "FM port # for opti9xx driver.");
96module_param(irq, int, 0444);
97MODULE_PARM_DESC(irq, "WSS irq # for opti9xx driver.");
98module_param(mpu_irq, int, 0444);
99MODULE_PARM_DESC(mpu_irq, "MPU-401 irq # for opti9xx driver.");
100module_param(dma1, int, 0444);
101MODULE_PARM_DESC(dma1, "1st dma # for opti9xx driver.");
102#if defined(CS4231) || defined(OPTi93X)
103module_param(dma2, int, 0444);
104MODULE_PARM_DESC(dma2, "2nd dma # for opti9xx driver.");
105#endif
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
127
128struct 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
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
158};
159
160static int snd_opti9xx_pnp_is_probed;
161
162#ifdef CONFIG_PNP
163
164static struct pnp_card_device_id snd_opti9xx_pnpids[] = {
165#ifndef OPTi93X
166
167 { .id = "OPT0924", .devs = { { "OPT0000" }, { "OPT0002" } }, .driver_data = 0x0924 },
168
169 { .id = "OPT0925", .devs = { { "OPT9250" }, { "OPT0002" } }, .driver_data = 0x0925 },
170#else
171
172 { .id = "OPT0931", .devs = { { "OPT9310" }, { "OPT0002" } }, .driver_data = 0x0931 },
173#endif
174 { .id = "" }
175};
176
177MODULE_DEVICE_TABLE(pnp_card, snd_opti9xx_pnpids);
178
179#endif
180
181#ifdef OPTi93X
182#define DEV_NAME "opti93x"
183#else
184#define DEV_NAME "opti92x"
185#endif
186
187static char * snd_opti9xx_names[] = {
188 "unkown",
189 "82C928", "82C929",
190 "82C924", "82C925",
191 "82C930", "82C931", "82C933"
192};
193
194
195static 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
207static 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
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
253
254 default:
255 snd_printk(KERN_ERR "chip %d not supported\n", hardware);
256 return -ENODEV;
257 }
258 return 0;
259}
260
261static 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
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
295
296 default:
297 snd_printk(KERN_ERR "chip %d not supported\n", chip->hardware);
298 }
299
300 spin_unlock_irqrestore(&chip->lock, flags);
301 return retval;
302}
303
304static 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
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
337
338 default:
339 snd_printk(KERN_ERR "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
351static 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
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
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
389 break;
390
391#else
392 case OPTi9XX_HW_82C931:
393 case OPTi9XX_HW_82C933:
394
395
396
397
398 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(21), 0x82, 0xff);
399
400
401
402
403 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(26), 0x01, 0x01);
404 case OPTi9XX_HW_82C930:
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
413
414 default:
415 snd_printk(KERN_ERR "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(KERN_WARNING "WSS port 0x%lx not valid\n",
434 chip->wss_base);
435 goto __skip_base;
436 }
437 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(1), wss_base_bits << 4, 0x30);
438
439__skip_base:
440 switch (chip->irq) {
441
442 case 5:
443 irq_bits = 0x05;
444 break;
445
446 case 7:
447 irq_bits = 0x01;
448 break;
449 case 9:
450 irq_bits = 0x02;
451 break;
452 case 10:
453 irq_bits = 0x03;
454 break;
455 case 11:
456 irq_bits = 0x04;
457 break;
458 default:
459 snd_printk(KERN_WARNING "WSS irq # %d not valid\n", chip->irq);
460 goto __skip_resources;
461 }
462
463 switch (chip->dma1) {
464 case 0:
465 dma_bits = 0x01;
466 break;
467 case 1:
468 dma_bits = 0x02;
469 break;
470 case 3:
471 dma_bits = 0x03;
472 break;
473 default:
474 snd_printk(KERN_WARNING "WSS dma1 # %d not valid\n",
475 chip->dma1);
476 goto __skip_resources;
477 }
478
479#if defined(CS4231) || defined(OPTi93X)
480 if (chip->dma1 == chip->dma2) {
481 snd_printk(KERN_ERR "don't want to share dmas\n");
482 return -EBUSY;
483 }
484
485 switch (chip->dma2) {
486 case 0:
487 case 1:
488 break;
489 default:
490 snd_printk(KERN_WARNING "WSS dma2 # %d not valid\n",
491 chip->dma2);
492 goto __skip_resources;
493 }
494 dma_bits |= 0x04;
495#endif
496
497#ifndef OPTi93X
498 outb(irq_bits << 3 | dma_bits, chip->wss_base);
499#else
500 snd_opti9xx_write(chip, OPTi9XX_MC_REG(3), (irq_bits << 3 | dma_bits));
501#endif
502
503__skip_resources:
504 if (chip->hardware > OPTi9XX_HW_82C928) {
505 switch (chip->mpu_port) {
506 case 0:
507 case -1:
508 break;
509 case 0x300:
510 mpu_port_bits = 0x03;
511 break;
512 case 0x310:
513 mpu_port_bits = 0x02;
514 break;
515 case 0x320:
516 mpu_port_bits = 0x01;
517 break;
518 case 0x330:
519 mpu_port_bits = 0x00;
520 break;
521 default:
522 snd_printk(KERN_WARNING
523 "MPU-401 port 0x%lx not valid\n",
524 chip->mpu_port);
525 goto __skip_mpu;
526 }
527
528 switch (chip->mpu_irq) {
529 case 5:
530 mpu_irq_bits = 0x02;
531 break;
532 case 7:
533 mpu_irq_bits = 0x03;
534 break;
535 case 9:
536 mpu_irq_bits = 0x00;
537 break;
538 case 10:
539 mpu_irq_bits = 0x01;
540 break;
541 default:
542 snd_printk(KERN_WARNING "MPU-401 irq # %d not valid\n",
543 chip->mpu_irq);
544 goto __skip_mpu;
545 }
546
547 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(6),
548 (chip->mpu_port <= 0) ? 0x00 :
549 0x80 | mpu_port_bits << 5 | mpu_irq_bits << 3,
550 0xf8);
551 }
552__skip_mpu:
553
554 return 0;
555}
556
557#ifdef OPTi93X
558
559static irqreturn_t snd_opti93x_interrupt(int irq, void *dev_id)
560{
561 struct snd_wss *codec = dev_id;
562 struct snd_opti9xx *chip = codec->card->private_data;
563 unsigned char status;
564
565 status = snd_opti9xx_read(chip, OPTi9XX_MC_REG(11));
566 if ((status & OPTi93X_IRQ_PLAYBACK) && codec->playback_substream)
567 snd_pcm_period_elapsed(codec->playback_substream);
568 if ((status & OPTi93X_IRQ_CAPTURE) && codec->capture_substream) {
569 snd_wss_overrange(codec);
570 snd_pcm_period_elapsed(codec->capture_substream);
571 }
572 outb(0x00, OPTi93X_PORT(codec, STATUS));
573 return IRQ_HANDLED;
574}
575
576#endif
577
578static int __devinit snd_card_opti9xx_detect(struct snd_card *card,
579 struct snd_opti9xx *chip)
580{
581 int i, err;
582
583#ifndef OPTi93X
584 for (i = OPTi9XX_HW_82C928; i < OPTi9XX_HW_82C930; i++) {
585 unsigned char value;
586
587 if ((err = snd_opti9xx_init(chip, i)) < 0)
588 return err;
589
590 if ((chip->res_mc_base = request_region(chip->mc_base, chip->mc_base_size, "OPTi9xx MC")) == NULL)
591 continue;
592
593 value = snd_opti9xx_read(chip, OPTi9XX_MC_REG(1));
594 if ((value != 0xff) && (value != inb(chip->mc_base + 1)))
595 if (value == snd_opti9xx_read(chip, OPTi9XX_MC_REG(1)))
596 return 1;
597
598 release_and_free_resource(chip->res_mc_base);
599 chip->res_mc_base = NULL;
600
601 }
602#else
603 for (i = OPTi9XX_HW_82C931; i >= OPTi9XX_HW_82C930; i--) {
604 unsigned long flags;
605 unsigned char value;
606
607 if ((err = snd_opti9xx_init(chip, i)) < 0)
608 return err;
609
610 if ((chip->res_mc_base = request_region(chip->mc_base, chip->mc_base_size, "OPTi9xx MC")) == NULL)
611 continue;
612
613 spin_lock_irqsave(&chip->lock, flags);
614 outb(chip->password, chip->mc_base + chip->pwd_reg);
615 outb(((chip->mc_indir_index & (1 << 8)) >> 4) |
616 ((chip->mc_indir_index & 0xf0) >> 4), chip->mc_base);
617 spin_unlock_irqrestore(&chip->lock, flags);
618
619 value = snd_opti9xx_read(chip, OPTi9XX_MC_REG(7));
620 snd_opti9xx_write(chip, OPTi9XX_MC_REG(7), 0xff - value);
621 if (snd_opti9xx_read(chip, OPTi9XX_MC_REG(7)) == 0xff - value)
622 return 1;
623
624 release_and_free_resource(chip->res_mc_base);
625 chip->res_mc_base = NULL;
626 }
627#endif
628
629 return -ENODEV;
630}
631
632#ifdef CONFIG_PNP
633static int __devinit snd_card_opti9xx_pnp(struct snd_opti9xx *chip,
634 struct pnp_card_link *card,
635 const struct pnp_card_device_id *pid)
636{
637 struct pnp_dev *pdev;
638 int err;
639
640 chip->dev = pnp_request_card_device(card, pid->devs[0].id, NULL);
641 if (chip->dev == NULL)
642 return -EBUSY;
643
644 chip->devmpu = pnp_request_card_device(card, pid->devs[1].id, NULL);
645
646 pdev = chip->dev;
647
648 err = pnp_activate_dev(pdev);
649 if (err < 0) {
650 snd_printk(KERN_ERR "AUDIO pnp configure failure: %d\n", err);
651 return err;
652 }
653
654#ifdef OPTi93X
655 port = pnp_port_start(pdev, 0) - 4;
656 fm_port = pnp_port_start(pdev, 1) + 8;
657#else
658 if (pid->driver_data != 0x0924)
659 port = pnp_port_start(pdev, 1);
660 fm_port = pnp_port_start(pdev, 2) + 8;
661#endif
662 irq = pnp_irq(pdev, 0);
663 dma1 = pnp_dma(pdev, 0);
664#if defined(CS4231) || defined(OPTi93X)
665 dma2 = pnp_dma(pdev, 1);
666#endif
667
668 pdev = chip->devmpu;
669 if (pdev && mpu_port > 0) {
670 err = pnp_activate_dev(pdev);
671 if (err < 0) {
672 snd_printk(KERN_ERR "AUDIO pnp configure failure\n");
673 mpu_port = -1;
674 chip->devmpu = NULL;
675 } else {
676 mpu_port = pnp_port_start(pdev, 0);
677 mpu_irq = pnp_irq(pdev, 0);
678 }
679 }
680 return pid->driver_data;
681}
682#endif
683
684static void snd_card_opti9xx_free(struct snd_card *card)
685{
686 struct snd_opti9xx *chip = card->private_data;
687
688 if (chip) {
689#ifdef OPTi93X
690 struct snd_wss *codec = chip->codec;
691 if (codec && codec->irq > 0) {
692 disable_irq(codec->irq);
693 free_irq(codec->irq, codec);
694 }
695#endif
696 release_and_free_resource(chip->res_mc_base);
697 }
698}
699
700static int __devinit snd_opti9xx_probe(struct snd_card *card)
701{
702 static long possible_ports[] = {0x530, 0xe80, 0xf40, 0x604, -1};
703 int error;
704 struct snd_opti9xx *chip = card->private_data;
705 struct snd_wss *codec;
706#ifdef CS4231
707 struct snd_timer *timer;
708#endif
709 struct snd_pcm *pcm;
710 struct snd_rawmidi *rmidi;
711 struct snd_hwdep *synth;
712
713 if (! chip->res_mc_base &&
714 (chip->res_mc_base = request_region(chip->mc_base, chip->mc_base_size,
715 "OPTi9xx MC")) == NULL)
716 return -ENOMEM;
717
718 chip->wss_base = port;
719 chip->fm_port = fm_port;
720 chip->mpu_port = mpu_port;
721 chip->irq = irq;
722 chip->mpu_irq = mpu_irq;
723 chip->dma1 = dma1;
724#if defined(CS4231) || defined(OPTi93X)
725 chip->dma2 = dma2;
726#else
727 chip->dma2 = -1;
728#endif
729
730 if (chip->wss_base == SNDRV_AUTO_PORT) {
731 chip->wss_base = snd_legacy_find_free_ioport(possible_ports, 4);
732 if (chip->wss_base < 0) {
733 snd_printk(KERN_ERR "unable to find a free WSS port\n");
734 return -EBUSY;
735 }
736 }
737 error = snd_opti9xx_configure(chip);
738 if (error)
739 return error;
740
741 error = snd_wss_create(card, chip->wss_base + 4, -1,
742 chip->irq, chip->dma1, chip->dma2,
743#ifdef OPTi93X
744 WSS_HW_OPTI93X, WSS_HWSHARE_IRQ,
745#else
746 WSS_HW_DETECT, 0,
747#endif
748 &codec);
749 if (error < 0)
750 return error;
751#ifdef OPTi93X
752 chip->codec = codec;
753#endif
754 error = snd_wss_pcm(codec, 0, &pcm);
755 if (error < 0)
756 return error;
757 error = snd_wss_mixer(codec);
758 if (error < 0)
759 return error;
760#ifdef CS4231
761 error = snd_wss_timer(codec, 0, &timer);
762 if (error < 0)
763 return error;
764#endif
765#ifdef OPTi93X
766 error = request_irq(chip->irq, snd_opti93x_interrupt,
767 IRQF_DISABLED, DEV_NAME" - WSS", codec);
768 if (error < 0) {
769 snd_printk(KERN_ERR "opti9xx: can't grab IRQ %d\n", chip->irq);
770 return error;
771 }
772#endif
773 strcpy(card->driver, chip->name);
774 sprintf(card->shortname, "OPTi %s", card->driver);
775#if defined(CS4231) || defined(OPTi93X)
776 sprintf(card->longname, "%s, %s at 0x%lx, irq %d, dma %d&%d",
777 card->shortname, pcm->name, chip->wss_base + 4,
778 chip->irq, chip->dma1, chip->dma2);
779#else
780 sprintf(card->longname, "%s, %s at 0x%lx, irq %d, dma %d",
781 card->shortname, pcm->name, chip->wss_base + 4,
782 chip->irq, chip->dma1);
783#endif
784
785 if (chip->mpu_port <= 0 || chip->mpu_port == SNDRV_AUTO_PORT)
786 rmidi = NULL;
787 else
788 if ((error = snd_mpu401_uart_new(card, 0, MPU401_HW_MPU401,
789 chip->mpu_port, 0, chip->mpu_irq, IRQF_DISABLED,
790 &rmidi)))
791 snd_printk(KERN_WARNING "no MPU-401 device at 0x%lx?\n",
792 chip->mpu_port);
793
794 if (chip->fm_port > 0 && chip->fm_port != SNDRV_AUTO_PORT) {
795 struct snd_opl3 *opl3 = NULL;
796#ifndef OPTi93X
797 if (chip->hardware == OPTi9XX_HW_82C928 ||
798 chip->hardware == OPTi9XX_HW_82C929 ||
799 chip->hardware == OPTi9XX_HW_82C924) {
800 struct snd_opl4 *opl4;
801
802 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(2),
803 0x20, 0x20);
804 if (snd_opl4_create(card,
805 chip->fm_port,
806 chip->fm_port - 8,
807 2, &opl3, &opl4) < 0) {
808
809 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(2),
810 0x00, 0x20);
811 }
812 }
813#endif
814 if (!opl3 && snd_opl3_create(card,
815 chip->fm_port,
816 chip->fm_port + 2,
817 OPL3_HW_AUTO, 0, &opl3) < 0) {
818 snd_printk(KERN_WARNING "no OPL device at 0x%lx-0x%lx\n",
819 chip->fm_port, chip->fm_port + 4 - 1);
820 }
821 if (opl3) {
822 error = snd_opl3_hwdep_new(opl3, 0, 1, &synth);
823 if (error < 0)
824 return error;
825 }
826 }
827
828 return snd_card_register(card);
829}
830
831static int snd_opti9xx_card_new(struct snd_card **cardp)
832{
833 struct snd_card *card;
834 int err;
835
836 err = snd_card_create(index, id, THIS_MODULE,
837 sizeof(struct snd_opti9xx), &card);
838 if (err < 0)
839 return err;
840 card->private_free = snd_card_opti9xx_free;
841 *cardp = card;
842 return 0;
843}
844
845static int __devinit snd_opti9xx_isa_match(struct device *devptr,
846 unsigned int dev)
847{
848#ifdef CONFIG_PNP
849 if (snd_opti9xx_pnp_is_probed)
850 return 0;
851 if (isapnp)
852 return 0;
853#endif
854 return 1;
855}
856
857static int __devinit snd_opti9xx_isa_probe(struct device *devptr,
858 unsigned int dev)
859{
860 struct snd_card *card;
861 int error;
862 static long possible_mpu_ports[] = {0x300, 0x310, 0x320, 0x330, -1};
863#ifdef OPTi93X
864 static int possible_irqs[] = {5, 9, 10, 11, 7, -1};
865#else
866 static int possible_irqs[] = {9, 10, 11, 7, -1};
867#endif
868 static int possible_mpu_irqs[] = {5, 9, 10, 7, -1};
869 static int possible_dma1s[] = {3, 1, 0, -1};
870#if defined(CS4231) || defined(OPTi93X)
871 static int possible_dma2s[][2] = {{1,-1}, {0,-1}, {-1,-1}, {0,-1}};
872#endif
873
874 if (mpu_port == SNDRV_AUTO_PORT) {
875 if ((mpu_port = snd_legacy_find_free_ioport(possible_mpu_ports, 2)) < 0) {
876 snd_printk(KERN_ERR "unable to find a free MPU401 port\n");
877 return -EBUSY;
878 }
879 }
880 if (irq == SNDRV_AUTO_IRQ) {
881 if ((irq = snd_legacy_find_free_irq(possible_irqs)) < 0) {
882 snd_printk(KERN_ERR "unable to find a free IRQ\n");
883 return -EBUSY;
884 }
885 }
886 if (mpu_irq == SNDRV_AUTO_IRQ) {
887 if ((mpu_irq = snd_legacy_find_free_irq(possible_mpu_irqs)) < 0) {
888 snd_printk(KERN_ERR "unable to find a free MPU401 IRQ\n");
889 return -EBUSY;
890 }
891 }
892 if (dma1 == SNDRV_AUTO_DMA) {
893 if ((dma1 = snd_legacy_find_free_dma(possible_dma1s)) < 0) {
894 snd_printk(KERN_ERR "unable to find a free DMA1\n");
895 return -EBUSY;
896 }
897 }
898#if defined(CS4231) || defined(OPTi93X)
899 if (dma2 == SNDRV_AUTO_DMA) {
900 if ((dma2 = snd_legacy_find_free_dma(possible_dma2s[dma1 % 4])) < 0) {
901 snd_printk(KERN_ERR "unable to find a free DMA2\n");
902 return -EBUSY;
903 }
904 }
905#endif
906
907 error = snd_opti9xx_card_new(&card);
908 if (error < 0)
909 return error;
910
911 if ((error = snd_card_opti9xx_detect(card, card->private_data)) < 0) {
912 snd_card_free(card);
913 return error;
914 }
915 snd_card_set_dev(card, devptr);
916 if ((error = snd_opti9xx_probe(card)) < 0) {
917 snd_card_free(card);
918 return error;
919 }
920 dev_set_drvdata(devptr, card);
921 return 0;
922}
923
924static int __devexit snd_opti9xx_isa_remove(struct device *devptr,
925 unsigned int dev)
926{
927 snd_card_free(dev_get_drvdata(devptr));
928 dev_set_drvdata(devptr, NULL);
929 return 0;
930}
931
932static struct isa_driver snd_opti9xx_driver = {
933 .match = snd_opti9xx_isa_match,
934 .probe = snd_opti9xx_isa_probe,
935 .remove = __devexit_p(snd_opti9xx_isa_remove),
936
937 .driver = {
938 .name = DEV_NAME
939 },
940};
941
942#ifdef CONFIG_PNP
943static int __devinit snd_opti9xx_pnp_probe(struct pnp_card_link *pcard,
944 const struct pnp_card_device_id *pid)
945{
946 struct snd_card *card;
947 int error, hw;
948 struct snd_opti9xx *chip;
949
950 if (snd_opti9xx_pnp_is_probed)
951 return -EBUSY;
952 if (! isapnp)
953 return -ENODEV;
954 error = snd_opti9xx_card_new(&card);
955 if (error < 0)
956 return error;
957 chip = card->private_data;
958
959 hw = snd_card_opti9xx_pnp(chip, pcard, pid);
960 switch (hw) {
961 case 0x0924:
962 hw = OPTi9XX_HW_82C924;
963 break;
964 case 0x0925:
965 hw = OPTi9XX_HW_82C925;
966 break;
967 case 0x0931:
968 hw = OPTi9XX_HW_82C931;
969 break;
970 default:
971 snd_card_free(card);
972 return -ENODEV;
973 }
974
975 if ((error = snd_opti9xx_init(chip, hw))) {
976 snd_card_free(card);
977 return error;
978 }
979 if (hw <= OPTi9XX_HW_82C930)
980 chip->mc_base -= 0x80;
981 snd_card_set_dev(card, &pcard->card->dev);
982 if ((error = snd_opti9xx_probe(card)) < 0) {
983 snd_card_free(card);
984 return error;
985 }
986 pnp_set_card_drvdata(pcard, card);
987 snd_opti9xx_pnp_is_probed = 1;
988 return 0;
989}
990
991static void __devexit snd_opti9xx_pnp_remove(struct pnp_card_link * pcard)
992{
993 snd_card_free(pnp_get_card_drvdata(pcard));
994 pnp_set_card_drvdata(pcard, NULL);
995 snd_opti9xx_pnp_is_probed = 0;
996}
997
998static struct pnp_card_driver opti9xx_pnpc_driver = {
999 .flags = PNP_DRIVER_RES_DISABLE,
1000 .name = "opti9xx",
1001 .id_table = snd_opti9xx_pnpids,
1002 .probe = snd_opti9xx_pnp_probe,
1003 .remove = __devexit_p(snd_opti9xx_pnp_remove),
1004};
1005#endif
1006
1007#ifdef OPTi93X
1008#define CHIP_NAME "82C93x"
1009#else
1010#define CHIP_NAME "82C92x"
1011#endif
1012
1013static int __init alsa_card_opti9xx_init(void)
1014{
1015#ifdef CONFIG_PNP
1016 pnp_register_card_driver(&opti9xx_pnpc_driver);
1017 if (snd_opti9xx_pnp_is_probed)
1018 return 0;
1019 pnp_unregister_card_driver(&opti9xx_pnpc_driver);
1020#endif
1021 return isa_register_driver(&snd_opti9xx_driver, 1);
1022}
1023
1024static void __exit alsa_card_opti9xx_exit(void)
1025{
1026 if (!snd_opti9xx_pnp_is_probed) {
1027 isa_unregister_driver(&snd_opti9xx_driver);
1028 return;
1029 }
1030#ifdef CONFIG_PNP
1031 pnp_unregister_card_driver(&opti9xx_pnpc_driver);
1032#endif
1033}
1034
1035module_init(alsa_card_opti9xx_init)
1036module_exit(alsa_card_opti9xx_exit)
1037
