xref: /linux/sound/isa/opti9xx/opti92x-ad1848.c (revision 95e9fd10f06cb5642028b6b851e32b8c8afb4571)
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/pnp.h>
31 #include <linux/module.h>
32 #include <asm/io.h>
33 #include <asm/dma.h>
34 #include <sound/core.h>
35 #include <sound/tlv.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 bool enable = SNDRV_DEFAULT_ENABLE1;	/* Enable this card */
67 #ifdef CONFIG_PNP
68 static bool isapnp = true;			/* 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 resource *res_mc_indir;
139 #endif	/* OPTi93X */
140 	struct snd_wss *codec;
141 	unsigned long pwd_reg;
142 
143 	spinlock_t lock;
144 
145 	long wss_base;
146 	int irq;
147 };
148 
149 static int snd_opti9xx_pnp_is_probed;
150 
151 #ifdef CONFIG_PNP
152 
153 static struct pnp_card_device_id snd_opti9xx_pnpids[] = {
154 #ifndef OPTi93X
155 	/* OPTi 82C924 */
156 	{ .id = "OPT0924",
157 	  .devs = { { "OPT0000" }, { "OPT0002" }, { "OPT0005" } },
158 	  .driver_data = 0x0924 },
159 	/* OPTi 82C925 */
160 	{ .id = "OPT0925",
161 	  .devs = { { "OPT9250" }, { "OPT0002" }, { "OPT0005" } },
162 	  .driver_data = 0x0925 },
163 #else
164 	/* OPTi 82C931/3 */
165 	{ .id = "OPT0931", .devs = { { "OPT9310" }, { "OPT0002" } },
166 	  .driver_data = 0x0931 },
167 #endif	/* OPTi93X */
168 	{ .id = "" }
169 };
170 
171 MODULE_DEVICE_TABLE(pnp_card, snd_opti9xx_pnpids);
172 
173 #endif	/* CONFIG_PNP */
174 
175 #ifdef OPTi93X
176 #define DEV_NAME "opti93x"
177 #else
178 #define DEV_NAME "opti92x"
179 #endif
180 
181 static char * snd_opti9xx_names[] = {
182 	"unknown",
183 	"82C928",	"82C929",
184 	"82C924",	"82C925",
185 	"82C930",	"82C931",	"82C933"
186 };
187 
188 
189 static long __devinit snd_legacy_find_free_ioport(long *port_table, long size)
190 {
191 	while (*port_table != -1) {
192 		if (request_region(*port_table, size, "ALSA test")) {
193 			release_region(*port_table, size);
194 			return *port_table;
195 		}
196 		port_table++;
197 	}
198 	return -1;
199 }
200 
201 static int __devinit snd_opti9xx_init(struct snd_opti9xx *chip,
202 				      unsigned short hardware)
203 {
204 	static int opti9xx_mc_size[] = {7, 7, 10, 10, 2, 2, 2};
205 
206 	chip->hardware = hardware;
207 	strcpy(chip->name, snd_opti9xx_names[hardware]);
208 
209 	spin_lock_init(&chip->lock);
210 
211 	chip->irq = -1;
212 
213 #ifndef OPTi93X
214 #ifdef CONFIG_PNP
215 	if (isapnp && chip->mc_base)
216 		/* PnP resource gives the least 10 bits */
217 		chip->mc_base |= 0xc00;
218 	else
219 #endif	/* CONFIG_PNP */
220 	{
221 		chip->mc_base = 0xf8c;
222 		chip->mc_base_size = opti9xx_mc_size[hardware];
223 	}
224 #else
225 		chip->mc_base_size = opti9xx_mc_size[hardware];
226 #endif
227 
228 	switch (hardware) {
229 #ifndef OPTi93X
230 	case OPTi9XX_HW_82C928:
231 	case OPTi9XX_HW_82C929:
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->password = 0xe5;
239 		chip->pwd_reg = 3;
240 		break;
241 #else	/* OPTi93X */
242 
243 	case OPTi9XX_HW_82C930:
244 	case OPTi9XX_HW_82C931:
245 	case OPTi9XX_HW_82C933:
246 		chip->mc_base = (hardware == OPTi9XX_HW_82C930) ? 0xf8f : 0xf8d;
247 		if (!chip->mc_indir_index)
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(KERN_ERR "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(KERN_ERR "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(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 
351 static int snd_opti9xx_configure(struct snd_opti9xx *chip,
352 					   long port,
353 					   int irq, int dma1, int dma2,
354 					   long mpu_port, int mpu_irq)
355 {
356 	unsigned char wss_base_bits;
357 	unsigned char irq_bits;
358 	unsigned char dma_bits;
359 	unsigned char mpu_port_bits = 0;
360 	unsigned char mpu_irq_bits;
361 
362 	switch (chip->hardware) {
363 #ifndef OPTi93X
364 	case OPTi9XX_HW_82C924:
365 		/* opti 929 mode (?), OPL3 clock output, audio enable */
366 		snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(4), 0xf0, 0xfc);
367 		/* enable wave audio */
368 		snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(6), 0x02, 0x02);
369 
370 	case OPTi9XX_HW_82C925:
371 		/* enable WSS mode */
372 		snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(1), 0x80, 0x80);
373 		/* OPL3 FM synthesis */
374 		snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(2), 0x00, 0x20);
375 		/* disable Sound Blaster IRQ and DMA */
376 		snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(3), 0xf0, 0xff);
377 #ifdef CS4231
378 		/* cs4231/4248 fix enabled */
379 		snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(5), 0x02, 0x02);
380 #else
381 		/* cs4231/4248 fix disabled */
382 		snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(5), 0x00, 0x02);
383 #endif	/* CS4231 */
384 		break;
385 
386 	case OPTi9XX_HW_82C928:
387 	case OPTi9XX_HW_82C929:
388 		snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(1), 0x80, 0x80);
389 		snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(2), 0x00, 0x20);
390 		/*
391 		snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(3), 0xa2, 0xae);
392 		*/
393 		snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(4), 0x00, 0x0c);
394 #ifdef CS4231
395 		snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(5), 0x02, 0x02);
396 #else
397 		snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(5), 0x00, 0x02);
398 #endif	/* CS4231 */
399 		break;
400 
401 #else	/* OPTi93X */
402 	case OPTi9XX_HW_82C931:
403 		/* disable 3D sound (set GPIO1 as output, low) */
404 		snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(20), 0x04, 0x0c);
405 	case OPTi9XX_HW_82C933: /* FALL THROUGH */
406 		/*
407 		 * The BTC 1817DW has QS1000 wavetable which is connected
408 		 * to the serial digital input of the OPTI931.
409 		 */
410 		snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(21), 0x82, 0xff);
411 		/*
412 		 * This bit sets OPTI931 to automaticaly select FM
413 		 * or digital input signal.
414 		 */
415 		snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(26), 0x01, 0x01);
416 	case OPTi9XX_HW_82C930: /* FALL THROUGH */
417 		snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(6), 0x02, 0x03);
418 		snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(3), 0x00, 0xff);
419 		snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(4), 0x10 |
420 			(chip->hardware == OPTi9XX_HW_82C930 ? 0x00 : 0x04),
421 			0x34);
422 		snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(5), 0x20, 0xbf);
423 		break;
424 #endif	/* OPTi93X */
425 
426 	default:
427 		snd_printk(KERN_ERR "chip %d not supported\n", chip->hardware);
428 		return -EINVAL;
429 	}
430 
431 	/* PnP resource says it decodes only 10 bits of address */
432 	switch (port & 0x3ff) {
433 	case 0x130:
434 		chip->wss_base = 0x530;
435 		wss_base_bits = 0x00;
436 		break;
437 	case 0x204:
438 		chip->wss_base = 0x604;
439 		wss_base_bits = 0x03;
440 		break;
441 	case 0x280:
442 		chip->wss_base = 0xe80;
443 		wss_base_bits = 0x01;
444 		break;
445 	case 0x340:
446 		chip->wss_base = 0xf40;
447 		wss_base_bits = 0x02;
448 		break;
449 	default:
450 		snd_printk(KERN_WARNING "WSS port 0x%lx not valid\n", port);
451 		goto __skip_base;
452 	}
453 	snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(1), wss_base_bits << 4, 0x30);
454 
455 __skip_base:
456 	switch (irq) {
457 //#ifdef OPTi93X
458 	case 5:
459 		irq_bits = 0x05;
460 		break;
461 //#endif	/* OPTi93X */
462 	case 7:
463 		irq_bits = 0x01;
464 		break;
465 	case 9:
466 		irq_bits = 0x02;
467 		break;
468 	case 10:
469 		irq_bits = 0x03;
470 		break;
471 	case 11:
472 		irq_bits = 0x04;
473 		break;
474 	default:
475 		snd_printk(KERN_WARNING "WSS irq # %d not valid\n", irq);
476 		goto __skip_resources;
477 	}
478 
479 	switch (dma1) {
480 	case 0:
481 		dma_bits = 0x01;
482 		break;
483 	case 1:
484 		dma_bits = 0x02;
485 		break;
486 	case 3:
487 		dma_bits = 0x03;
488 		break;
489 	default:
490 		snd_printk(KERN_WARNING "WSS dma1 # %d not valid\n", dma1);
491 		goto __skip_resources;
492 	}
493 
494 #if defined(CS4231) || defined(OPTi93X)
495 	if (dma1 == dma2) {
496 		snd_printk(KERN_ERR "don't want to share dmas\n");
497 		return -EBUSY;
498 	}
499 
500 	switch (dma2) {
501 	case 0:
502 	case 1:
503 		break;
504 	default:
505 		snd_printk(KERN_WARNING "WSS dma2 # %d not valid\n", dma2);
506 		goto __skip_resources;
507 	}
508 	dma_bits |= 0x04;
509 #endif	/* CS4231 || OPTi93X */
510 
511 #ifndef OPTi93X
512 	 outb(irq_bits << 3 | dma_bits, chip->wss_base);
513 #else /* OPTi93X */
514 	snd_opti9xx_write(chip, OPTi9XX_MC_REG(3), (irq_bits << 3 | dma_bits));
515 #endif /* OPTi93X */
516 
517 __skip_resources:
518 	if (chip->hardware > OPTi9XX_HW_82C928) {
519 		switch (mpu_port) {
520 		case 0:
521 		case -1:
522 			break;
523 		case 0x300:
524 			mpu_port_bits = 0x03;
525 			break;
526 		case 0x310:
527 			mpu_port_bits = 0x02;
528 			break;
529 		case 0x320:
530 			mpu_port_bits = 0x01;
531 			break;
532 		case 0x330:
533 			mpu_port_bits = 0x00;
534 			break;
535 		default:
536 			snd_printk(KERN_WARNING
537 				   "MPU-401 port 0x%lx not valid\n", mpu_port);
538 			goto __skip_mpu;
539 		}
540 
541 		switch (mpu_irq) {
542 		case 5:
543 			mpu_irq_bits = 0x02;
544 			break;
545 		case 7:
546 			mpu_irq_bits = 0x03;
547 			break;
548 		case 9:
549 			mpu_irq_bits = 0x00;
550 			break;
551 		case 10:
552 			mpu_irq_bits = 0x01;
553 			break;
554 		default:
555 			snd_printk(KERN_WARNING "MPU-401 irq # %d not valid\n",
556 				mpu_irq);
557 			goto __skip_mpu;
558 		}
559 
560 		snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(6),
561 			(mpu_port <= 0) ? 0x00 :
562 				0x80 | mpu_port_bits << 5 | mpu_irq_bits << 3,
563 			0xf8);
564 	}
565 __skip_mpu:
566 
567 	return 0;
568 }
569 
570 #ifdef OPTi93X
571 
572 static const DECLARE_TLV_DB_SCALE(db_scale_5bit_3db_step, -9300, 300, 0);
573 static const DECLARE_TLV_DB_SCALE(db_scale_5bit, -4650, 150, 0);
574 static const DECLARE_TLV_DB_SCALE(db_scale_4bit_12db_max, -3300, 300, 0);
575 
576 static struct snd_kcontrol_new snd_opti93x_controls[] = {
577 WSS_DOUBLE("Master Playback Switch", 0,
578 		OPTi93X_OUT_LEFT, OPTi93X_OUT_RIGHT, 7, 7, 1, 1),
579 WSS_DOUBLE_TLV("Master Playback Volume", 0,
580 		OPTi93X_OUT_LEFT, OPTi93X_OUT_RIGHT, 1, 1, 31, 1,
581 		db_scale_5bit_3db_step),
582 WSS_DOUBLE_TLV("PCM Playback Volume", 0,
583 		CS4231_LEFT_OUTPUT, CS4231_RIGHT_OUTPUT, 0, 0, 31, 1,
584 		db_scale_5bit),
585 WSS_DOUBLE_TLV("FM Playback Volume", 0,
586 		CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 1, 1, 15, 1,
587 		db_scale_4bit_12db_max),
588 WSS_DOUBLE("Line Playback Switch", 0,
589 		CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 7, 7, 1, 1),
590 WSS_DOUBLE_TLV("Line Playback Volume", 0,
591 		CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 0, 0, 15, 1,
592 		db_scale_4bit_12db_max),
593 WSS_DOUBLE("Mic Playback Switch", 0,
594 		OPTi93X_MIC_LEFT_INPUT, OPTi93X_MIC_RIGHT_INPUT, 7, 7, 1, 1),
595 WSS_DOUBLE_TLV("Mic Playback Volume", 0,
596 		OPTi93X_MIC_LEFT_INPUT, OPTi93X_MIC_RIGHT_INPUT, 1, 1, 15, 1,
597 		db_scale_4bit_12db_max),
598 WSS_DOUBLE_TLV("CD Playback Volume", 0,
599 		CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 1, 1, 15, 1,
600 		db_scale_4bit_12db_max),
601 WSS_DOUBLE("Aux Playback Switch", 0,
602 		OPTi931_AUX_LEFT_INPUT, OPTi931_AUX_RIGHT_INPUT, 7, 7, 1, 1),
603 WSS_DOUBLE_TLV("Aux Playback Volume", 0,
604 		OPTi931_AUX_LEFT_INPUT, OPTi931_AUX_RIGHT_INPUT, 1, 1, 15, 1,
605 		db_scale_4bit_12db_max),
606 };
607 
608 static int __devinit snd_opti93x_mixer(struct snd_wss *chip)
609 {
610 	struct snd_card *card;
611 	unsigned int idx;
612 	struct snd_ctl_elem_id id1, id2;
613 	int err;
614 
615 	if (snd_BUG_ON(!chip || !chip->pcm))
616 		return -EINVAL;
617 
618 	card = chip->card;
619 
620 	strcpy(card->mixername, chip->pcm->name);
621 
622 	memset(&id1, 0, sizeof(id1));
623 	memset(&id2, 0, sizeof(id2));
624 	id1.iface = id2.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
625 	/* reassign AUX0 switch to CD */
626 	strcpy(id1.name, "Aux Playback Switch");
627 	strcpy(id2.name, "CD Playback Switch");
628 	err = snd_ctl_rename_id(card, &id1, &id2);
629 	if (err < 0) {
630 		snd_printk(KERN_ERR "Cannot rename opti93x control\n");
631 		return err;
632 	}
633 	/* reassign AUX1 switch to FM */
634 	strcpy(id1.name, "Aux Playback Switch"); id1.index = 1;
635 	strcpy(id2.name, "FM Playback Switch");
636 	err = snd_ctl_rename_id(card, &id1, &id2);
637 	if (err < 0) {
638 		snd_printk(KERN_ERR "Cannot rename opti93x control\n");
639 		return err;
640 	}
641 	/* remove AUX1 volume */
642 	strcpy(id1.name, "Aux Playback Volume"); id1.index = 1;
643 	snd_ctl_remove_id(card, &id1);
644 
645 	/* Replace WSS volume controls with OPTi93x volume controls */
646 	id1.index = 0;
647 	for (idx = 0; idx < ARRAY_SIZE(snd_opti93x_controls); idx++) {
648 		strcpy(id1.name, snd_opti93x_controls[idx].name);
649 		snd_ctl_remove_id(card, &id1);
650 
651 		err = snd_ctl_add(card,
652 				snd_ctl_new1(&snd_opti93x_controls[idx], chip));
653 		if (err < 0)
654 			return err;
655 	}
656 	return 0;
657 }
658 
659 static irqreturn_t snd_opti93x_interrupt(int irq, void *dev_id)
660 {
661 	struct snd_opti9xx *chip = dev_id;
662 	struct snd_wss *codec = chip->codec;
663 	unsigned char status;
664 
665 	if (!codec)
666 		return IRQ_HANDLED;
667 
668 	status = snd_opti9xx_read(chip, OPTi9XX_MC_REG(11));
669 	if ((status & OPTi93X_IRQ_PLAYBACK) && codec->playback_substream)
670 		snd_pcm_period_elapsed(codec->playback_substream);
671 	if ((status & OPTi93X_IRQ_CAPTURE) && codec->capture_substream) {
672 		snd_wss_overrange(codec);
673 		snd_pcm_period_elapsed(codec->capture_substream);
674 	}
675 	outb(0x00, OPTi93X_PORT(codec, STATUS));
676 	return IRQ_HANDLED;
677 }
678 
679 #endif /* OPTi93X */
680 
681 static int __devinit snd_opti9xx_read_check(struct snd_opti9xx *chip)
682 {
683 	unsigned char value;
684 #ifdef OPTi93X
685 	unsigned long flags;
686 #endif
687 
688 	chip->res_mc_base = request_region(chip->mc_base, chip->mc_base_size,
689 					   "OPTi9xx MC");
690 	if (chip->res_mc_base == NULL)
691 		return -EBUSY;
692 #ifndef OPTi93X
693 	value = snd_opti9xx_read(chip, OPTi9XX_MC_REG(1));
694 	if (value != 0xff && value != inb(chip->mc_base + OPTi9XX_MC_REG(1)))
695 		if (value == snd_opti9xx_read(chip, OPTi9XX_MC_REG(1)))
696 			return 0;
697 #else	/* OPTi93X */
698 	chip->res_mc_indir = request_region(chip->mc_indir_index, 2,
699 					    "OPTi93x MC");
700 	if (chip->res_mc_indir == NULL)
701 		return -EBUSY;
702 
703 	spin_lock_irqsave(&chip->lock, flags);
704 	outb(chip->password, chip->mc_base + chip->pwd_reg);
705 	outb(((chip->mc_indir_index & 0x1f0) >> 4), chip->mc_base);
706 	spin_unlock_irqrestore(&chip->lock, flags);
707 
708 	value = snd_opti9xx_read(chip, OPTi9XX_MC_REG(7));
709 	snd_opti9xx_write(chip, OPTi9XX_MC_REG(7), 0xff - value);
710 	if (snd_opti9xx_read(chip, OPTi9XX_MC_REG(7)) == 0xff - value)
711 		return 0;
712 
713 	release_and_free_resource(chip->res_mc_indir);
714 	chip->res_mc_indir = NULL;
715 #endif	/* OPTi93X */
716 	release_and_free_resource(chip->res_mc_base);
717 	chip->res_mc_base = NULL;
718 
719 	return -ENODEV;
720 }
721 
722 static int __devinit snd_card_opti9xx_detect(struct snd_card *card,
723 					     struct snd_opti9xx *chip)
724 {
725 	int i, err;
726 
727 #ifndef OPTi93X
728 	for (i = OPTi9XX_HW_82C928; i < OPTi9XX_HW_82C930; i++) {
729 #else
730 	for (i = OPTi9XX_HW_82C931; i >= OPTi9XX_HW_82C930; i--) {
731 #endif
732 		err = snd_opti9xx_init(chip, i);
733 		if (err < 0)
734 			return err;
735 
736 		err = snd_opti9xx_read_check(chip);
737 		if (err == 0)
738 			return 1;
739 #ifdef OPTi93X
740 		chip->mc_indir_index = 0;
741 #endif
742 	}
743 	return -ENODEV;
744 }
745 
746 #ifdef CONFIG_PNP
747 static int __devinit snd_card_opti9xx_pnp(struct snd_opti9xx *chip,
748 					  struct pnp_card_link *card,
749 					  const struct pnp_card_device_id *pid)
750 {
751 	struct pnp_dev *pdev;
752 	int err;
753 	struct pnp_dev *devmpu;
754 #ifndef OPTi93X
755 	struct pnp_dev *devmc;
756 #endif
757 
758 	pdev = pnp_request_card_device(card, pid->devs[0].id, NULL);
759 	if (pdev == NULL)
760 		return -EBUSY;
761 
762 	err = pnp_activate_dev(pdev);
763 	if (err < 0) {
764 		snd_printk(KERN_ERR "AUDIO pnp configure failure: %d\n", err);
765 		return err;
766 	}
767 
768 #ifdef OPTi93X
769 	port = pnp_port_start(pdev, 0) - 4;
770 	fm_port = pnp_port_start(pdev, 1) + 8;
771 	/* adjust mc_indir_index - some cards report it at 0xe?d,
772 	   other at 0xe?c but it really is always at 0xe?e */
773 	chip->mc_indir_index = (pnp_port_start(pdev, 3) & ~0xf) | 0xe;
774 #else
775 	devmc = pnp_request_card_device(card, pid->devs[2].id, NULL);
776 	if (devmc == NULL)
777 		return -EBUSY;
778 
779 	err = pnp_activate_dev(devmc);
780 	if (err < 0) {
781 		snd_printk(KERN_ERR "MC pnp configure failure: %d\n", err);
782 		return err;
783 	}
784 
785 	port = pnp_port_start(pdev, 1);
786 	fm_port = pnp_port_start(pdev, 2) + 8;
787 	/*
788 	 * The MC(0) is never accessed and card does not
789 	 * include it in the PnP resource range. OPTI93x include it.
790 	 */
791 	chip->mc_base = pnp_port_start(devmc, 0) - 1;
792 	chip->mc_base_size = pnp_port_len(devmc, 0) + 1;
793 #endif	/* OPTi93X */
794 	irq = pnp_irq(pdev, 0);
795 	dma1 = pnp_dma(pdev, 0);
796 #if defined(CS4231) || defined(OPTi93X)
797 	dma2 = pnp_dma(pdev, 1);
798 #endif	/* CS4231 || OPTi93X */
799 
800 	devmpu = pnp_request_card_device(card, pid->devs[1].id, NULL);
801 
802 	if (devmpu && mpu_port > 0) {
803 		err = pnp_activate_dev(devmpu);
804 		if (err < 0) {
805 			snd_printk(KERN_ERR "MPU401 pnp configure failure\n");
806 			mpu_port = -1;
807 		} else {
808 			mpu_port = pnp_port_start(devmpu, 0);
809 			mpu_irq = pnp_irq(devmpu, 0);
810 		}
811 	}
812 	return pid->driver_data;
813 }
814 #endif	/* CONFIG_PNP */
815 
816 static void snd_card_opti9xx_free(struct snd_card *card)
817 {
818 	struct snd_opti9xx *chip = card->private_data;
819 
820 	if (chip) {
821 #ifdef OPTi93X
822 		if (chip->irq > 0) {
823 			disable_irq(chip->irq);
824 			free_irq(chip->irq, chip);
825 		}
826 		release_and_free_resource(chip->res_mc_indir);
827 #endif
828 		release_and_free_resource(chip->res_mc_base);
829 	}
830 }
831 
832 static int __devinit snd_opti9xx_probe(struct snd_card *card)
833 {
834 	static long possible_ports[] = {0x530, 0xe80, 0xf40, 0x604, -1};
835 	int error;
836 	int xdma2;
837 	struct snd_opti9xx *chip = card->private_data;
838 	struct snd_wss *codec;
839 #ifdef CS4231
840 	struct snd_timer *timer;
841 #endif
842 	struct snd_pcm *pcm;
843 	struct snd_rawmidi *rmidi;
844 	struct snd_hwdep *synth;
845 
846 #if defined(CS4231) || defined(OPTi93X)
847 	xdma2 = dma2;
848 #else
849 	xdma2 = -1;
850 #endif
851 
852 	if (port == SNDRV_AUTO_PORT) {
853 		port = snd_legacy_find_free_ioport(possible_ports, 4);
854 		if (port < 0) {
855 			snd_printk(KERN_ERR "unable to find a free WSS port\n");
856 			return -EBUSY;
857 		}
858 	}
859 	error = snd_opti9xx_configure(chip, port, irq, dma1, xdma2,
860 				      mpu_port, mpu_irq);
861 	if (error)
862 		return error;
863 
864 	error = snd_wss_create(card, chip->wss_base + 4, -1, irq, dma1, xdma2,
865 #ifdef OPTi93X
866 			       WSS_HW_OPTI93X, WSS_HWSHARE_IRQ,
867 #else
868 			       WSS_HW_DETECT, 0,
869 #endif
870 			       &codec);
871 	if (error < 0)
872 		return error;
873 	chip->codec = codec;
874 	error = snd_wss_pcm(codec, 0, &pcm);
875 	if (error < 0)
876 		return error;
877 	error = snd_wss_mixer(codec);
878 	if (error < 0)
879 		return error;
880 #ifdef OPTi93X
881 	error = snd_opti93x_mixer(codec);
882 	if (error < 0)
883 		return error;
884 #endif
885 #ifdef CS4231
886 	error = snd_wss_timer(codec, 0, &timer);
887 	if (error < 0)
888 		return error;
889 #endif
890 #ifdef OPTi93X
891 	error = request_irq(irq, snd_opti93x_interrupt,
892 			    0, DEV_NAME" - WSS", chip);
893 	if (error < 0) {
894 		snd_printk(KERN_ERR "opti9xx: can't grab IRQ %d\n", irq);
895 		return error;
896 	}
897 #endif
898 	chip->irq = irq;
899 	strcpy(card->driver, chip->name);
900 	sprintf(card->shortname, "OPTi %s", card->driver);
901 #if defined(CS4231) || defined(OPTi93X)
902 	sprintf(card->longname, "%s, %s at 0x%lx, irq %d, dma %d&%d",
903 		card->shortname, pcm->name,
904 		chip->wss_base + 4, irq, dma1, xdma2);
905 #else
906 	sprintf(card->longname, "%s, %s at 0x%lx, irq %d, dma %d",
907 		card->shortname, pcm->name, chip->wss_base + 4, irq, dma1);
908 #endif	/* CS4231 || OPTi93X */
909 
910 	if (mpu_port <= 0 || mpu_port == SNDRV_AUTO_PORT)
911 		rmidi = NULL;
912 	else {
913 		error = snd_mpu401_uart_new(card, 0, MPU401_HW_MPU401,
914 				mpu_port, 0, mpu_irq, &rmidi);
915 		if (error)
916 			snd_printk(KERN_WARNING "no MPU-401 device at 0x%lx?\n",
917 				   mpu_port);
918 	}
919 
920 	if (fm_port > 0 && fm_port != SNDRV_AUTO_PORT) {
921 		struct snd_opl3 *opl3 = NULL;
922 #ifndef OPTi93X
923 		if (chip->hardware == OPTi9XX_HW_82C928 ||
924 		    chip->hardware == OPTi9XX_HW_82C929 ||
925 		    chip->hardware == OPTi9XX_HW_82C924) {
926 			struct snd_opl4 *opl4;
927 			/* assume we have an OPL4 */
928 			snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(2),
929 					       0x20, 0x20);
930 			if (snd_opl4_create(card, fm_port, fm_port - 8,
931 					    2, &opl3, &opl4) < 0) {
932 				/* no luck, use OPL3 instead */
933 				snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(2),
934 						       0x00, 0x20);
935 			}
936 		}
937 #endif	/* !OPTi93X */
938 		if (!opl3 && snd_opl3_create(card, fm_port, fm_port + 2,
939 					     OPL3_HW_AUTO, 0, &opl3) < 0) {
940 			snd_printk(KERN_WARNING "no OPL device at 0x%lx-0x%lx\n",
941 				   fm_port, fm_port + 4 - 1);
942 		}
943 		if (opl3) {
944 			error = snd_opl3_hwdep_new(opl3, 0, 1, &synth);
945 			if (error < 0)
946 				return error;
947 		}
948 	}
949 
950 	return snd_card_register(card);
951 }
952 
953 static int snd_opti9xx_card_new(struct snd_card **cardp)
954 {
955 	struct snd_card *card;
956 	int err;
957 
958 	err = snd_card_create(index, id, THIS_MODULE,
959 			      sizeof(struct snd_opti9xx), &card);
960 	if (err < 0)
961 		return err;
962 	card->private_free = snd_card_opti9xx_free;
963 	*cardp = card;
964 	return 0;
965 }
966 
967 static int __devinit snd_opti9xx_isa_match(struct device *devptr,
968 					   unsigned int dev)
969 {
970 #ifdef CONFIG_PNP
971 	if (snd_opti9xx_pnp_is_probed)
972 		return 0;
973 	if (isapnp)
974 		return 0;
975 #endif
976 	return 1;
977 }
978 
979 static int __devinit snd_opti9xx_isa_probe(struct device *devptr,
980 					   unsigned int dev)
981 {
982 	struct snd_card *card;
983 	int error;
984 	static long possible_mpu_ports[] = {0x300, 0x310, 0x320, 0x330, -1};
985 #ifdef OPTi93X
986 	static int possible_irqs[] = {5, 9, 10, 11, 7, -1};
987 #else
988 	static int possible_irqs[] = {9, 10, 11, 7, -1};
989 #endif	/* OPTi93X */
990 	static int possible_mpu_irqs[] = {5, 9, 10, 7, -1};
991 	static int possible_dma1s[] = {3, 1, 0, -1};
992 #if defined(CS4231) || defined(OPTi93X)
993 	static int possible_dma2s[][2] = {{1,-1}, {0,-1}, {-1,-1}, {0,-1}};
994 #endif	/* CS4231 || OPTi93X */
995 
996 	if (mpu_port == SNDRV_AUTO_PORT) {
997 		if ((mpu_port = snd_legacy_find_free_ioport(possible_mpu_ports, 2)) < 0) {
998 			snd_printk(KERN_ERR "unable to find a free MPU401 port\n");
999 			return -EBUSY;
1000 		}
1001 	}
1002 	if (irq == SNDRV_AUTO_IRQ) {
1003 		if ((irq = snd_legacy_find_free_irq(possible_irqs)) < 0) {
1004 			snd_printk(KERN_ERR "unable to find a free IRQ\n");
1005 			return -EBUSY;
1006 		}
1007 	}
1008 	if (mpu_irq == SNDRV_AUTO_IRQ) {
1009 		if ((mpu_irq = snd_legacy_find_free_irq(possible_mpu_irqs)) < 0) {
1010 			snd_printk(KERN_ERR "unable to find a free MPU401 IRQ\n");
1011 			return -EBUSY;
1012 		}
1013 	}
1014 	if (dma1 == SNDRV_AUTO_DMA) {
1015 		if ((dma1 = snd_legacy_find_free_dma(possible_dma1s)) < 0) {
1016 			snd_printk(KERN_ERR "unable to find a free DMA1\n");
1017 			return -EBUSY;
1018 		}
1019 	}
1020 #if defined(CS4231) || defined(OPTi93X)
1021 	if (dma2 == SNDRV_AUTO_DMA) {
1022 		if ((dma2 = snd_legacy_find_free_dma(possible_dma2s[dma1 % 4])) < 0) {
1023 			snd_printk(KERN_ERR "unable to find a free DMA2\n");
1024 			return -EBUSY;
1025 		}
1026 	}
1027 #endif
1028 
1029 	error = snd_opti9xx_card_new(&card);
1030 	if (error < 0)
1031 		return error;
1032 
1033 	if ((error = snd_card_opti9xx_detect(card, card->private_data)) < 0) {
1034 		snd_card_free(card);
1035 		return error;
1036 	}
1037 	snd_card_set_dev(card, devptr);
1038 	if ((error = snd_opti9xx_probe(card)) < 0) {
1039 		snd_card_free(card);
1040 		return error;
1041 	}
1042 	dev_set_drvdata(devptr, card);
1043 	return 0;
1044 }
1045 
1046 static int __devexit snd_opti9xx_isa_remove(struct device *devptr,
1047 					    unsigned int dev)
1048 {
1049 	snd_card_free(dev_get_drvdata(devptr));
1050 	dev_set_drvdata(devptr, NULL);
1051 	return 0;
1052 }
1053 
1054 #ifdef CONFIG_PM
1055 static int snd_opti9xx_suspend(struct snd_card *card)
1056 {
1057 	struct snd_opti9xx *chip = card->private_data;
1058 
1059 	snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
1060 	chip->codec->suspend(chip->codec);
1061 	return 0;
1062 }
1063 
1064 static int snd_opti9xx_resume(struct snd_card *card)
1065 {
1066 	struct snd_opti9xx *chip = card->private_data;
1067 	int error, xdma2;
1068 #if defined(CS4231) || defined(OPTi93X)
1069 	xdma2 = dma2;
1070 #else
1071 	xdma2 = -1;
1072 #endif
1073 
1074 	error = snd_opti9xx_configure(chip, port, irq, dma1, xdma2,
1075 				      mpu_port, mpu_irq);
1076 	if (error)
1077 		return error;
1078 	chip->codec->resume(chip->codec);
1079 	snd_power_change_state(card, SNDRV_CTL_POWER_D0);
1080 	return 0;
1081 }
1082 
1083 static int snd_opti9xx_isa_suspend(struct device *dev, unsigned int n,
1084 				   pm_message_t state)
1085 {
1086 	return snd_opti9xx_suspend(dev_get_drvdata(dev));
1087 }
1088 
1089 static int snd_opti9xx_isa_resume(struct device *dev, unsigned int n)
1090 {
1091 	return snd_opti9xx_resume(dev_get_drvdata(dev));
1092 }
1093 #endif
1094 
1095 static struct isa_driver snd_opti9xx_driver = {
1096 	.match		= snd_opti9xx_isa_match,
1097 	.probe		= snd_opti9xx_isa_probe,
1098 	.remove		= __devexit_p(snd_opti9xx_isa_remove),
1099 #ifdef CONFIG_PM
1100 	.suspend	= snd_opti9xx_isa_suspend,
1101 	.resume		= snd_opti9xx_isa_resume,
1102 #endif
1103 	.driver		= {
1104 		.name	= DEV_NAME
1105 	},
1106 };
1107 
1108 #ifdef CONFIG_PNP
1109 static int __devinit snd_opti9xx_pnp_probe(struct pnp_card_link *pcard,
1110 					   const struct pnp_card_device_id *pid)
1111 {
1112 	struct snd_card *card;
1113 	int error, hw;
1114 	struct snd_opti9xx *chip;
1115 
1116 	if (snd_opti9xx_pnp_is_probed)
1117 		return -EBUSY;
1118 	if (! isapnp)
1119 		return -ENODEV;
1120 	error = snd_opti9xx_card_new(&card);
1121 	if (error < 0)
1122 		return error;
1123 	chip = card->private_data;
1124 
1125 	hw = snd_card_opti9xx_pnp(chip, pcard, pid);
1126 	switch (hw) {
1127 	case 0x0924:
1128 		hw = OPTi9XX_HW_82C924;
1129 		break;
1130 	case 0x0925:
1131 		hw = OPTi9XX_HW_82C925;
1132 		break;
1133 	case 0x0931:
1134 		hw = OPTi9XX_HW_82C931;
1135 		break;
1136 	default:
1137 		snd_card_free(card);
1138 		return -ENODEV;
1139 	}
1140 
1141 	if ((error = snd_opti9xx_init(chip, hw))) {
1142 		snd_card_free(card);
1143 		return error;
1144 	}
1145 	error = snd_opti9xx_read_check(chip);
1146 	if (error) {
1147 		snd_printk(KERN_ERR "OPTI chip not found\n");
1148 		snd_card_free(card);
1149 		return error;
1150 	}
1151 	snd_card_set_dev(card, &pcard->card->dev);
1152 	if ((error = snd_opti9xx_probe(card)) < 0) {
1153 		snd_card_free(card);
1154 		return error;
1155 	}
1156 	pnp_set_card_drvdata(pcard, card);
1157 	snd_opti9xx_pnp_is_probed = 1;
1158 	return 0;
1159 }
1160 
1161 static void __devexit snd_opti9xx_pnp_remove(struct pnp_card_link * pcard)
1162 {
1163 	snd_card_free(pnp_get_card_drvdata(pcard));
1164 	pnp_set_card_drvdata(pcard, NULL);
1165 	snd_opti9xx_pnp_is_probed = 0;
1166 }
1167 
1168 #ifdef CONFIG_PM
1169 static int snd_opti9xx_pnp_suspend(struct pnp_card_link *pcard,
1170 				   pm_message_t state)
1171 {
1172 	return snd_opti9xx_suspend(pnp_get_card_drvdata(pcard));
1173 }
1174 
1175 static int snd_opti9xx_pnp_resume(struct pnp_card_link *pcard)
1176 {
1177 	return snd_opti9xx_resume(pnp_get_card_drvdata(pcard));
1178 }
1179 #endif
1180 
1181 static struct pnp_card_driver opti9xx_pnpc_driver = {
1182 	.flags		= PNP_DRIVER_RES_DISABLE,
1183 	.name		= "opti9xx",
1184 	.id_table	= snd_opti9xx_pnpids,
1185 	.probe		= snd_opti9xx_pnp_probe,
1186 	.remove		= __devexit_p(snd_opti9xx_pnp_remove),
1187 #ifdef CONFIG_PM
1188 	.suspend	= snd_opti9xx_pnp_suspend,
1189 	.resume		= snd_opti9xx_pnp_resume,
1190 #endif
1191 };
1192 #endif
1193 
1194 #ifdef OPTi93X
1195 #define CHIP_NAME	"82C93x"
1196 #else
1197 #define CHIP_NAME	"82C92x"
1198 #endif
1199 
1200 static int __init alsa_card_opti9xx_init(void)
1201 {
1202 #ifdef CONFIG_PNP
1203 	pnp_register_card_driver(&opti9xx_pnpc_driver);
1204 	if (snd_opti9xx_pnp_is_probed)
1205 		return 0;
1206 	pnp_unregister_card_driver(&opti9xx_pnpc_driver);
1207 #endif
1208 	return isa_register_driver(&snd_opti9xx_driver, 1);
1209 }
1210 
1211 static void __exit alsa_card_opti9xx_exit(void)
1212 {
1213 	if (!snd_opti9xx_pnp_is_probed) {
1214 		isa_unregister_driver(&snd_opti9xx_driver);
1215 		return;
1216 	}
1217 #ifdef CONFIG_PNP
1218 	pnp_unregister_card_driver(&opti9xx_pnpc_driver);
1219 #endif
1220 }
1221 
1222 module_init(alsa_card_opti9xx_init)
1223 module_exit(alsa_card_opti9xx_exit)
1224