xref: /linux/sound/isa/opti9xx/opti92x-ad1848.c (revision 9ce7677cfd7cd871adb457c80bea3b581b839641)
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 <sound/driver.h>
27 #include <asm/io.h>
28 #include <asm/dma.h>
29 #include <linux/delay.h>
30 #include <linux/init.h>
31 #include <linux/slab.h>
32 #include <linux/pnp.h>
33 #include <linux/moduleparam.h>
34 #include <sound/core.h>
35 #ifdef CS4231
36 #include <sound/cs4231.h>
37 #else
38 #ifndef OPTi93X
39 #include <sound/ad1848.h>
40 #else
41 #include <sound/control.h>
42 #include <sound/pcm.h>
43 #endif	/* OPTi93X */
44 #endif	/* CS4231 */
45 #include <sound/mpu401.h>
46 #include <sound/opl3.h>
47 #ifndef OPTi93X
48 #include <sound/opl4.h>
49 #endif
50 #define SNDRV_LEGACY_FIND_FREE_IRQ
51 #define SNDRV_LEGACY_FIND_FREE_DMA
52 #include <sound/initval.h>
53 
54 MODULE_AUTHOR("Massimo Piccioni <dafastidio@libero.it>");
55 MODULE_LICENSE("GPL");
56 #ifdef OPTi93X
57 MODULE_DESCRIPTION("OPTi93X");
58 MODULE_SUPPORTED_DEVICE("{{OPTi,82C931/3}}");
59 #else	/* OPTi93X */
60 #ifdef CS4231
61 MODULE_DESCRIPTION("OPTi92X - CS4231");
62 MODULE_SUPPORTED_DEVICE("{{OPTi,82C924 (CS4231)},"
63 		"{OPTi,82C925 (CS4231)}}");
64 #else	/* CS4231 */
65 MODULE_DESCRIPTION("OPTi92X - AD1848");
66 MODULE_SUPPORTED_DEVICE("{{OPTi,82C924 (AD1848)},"
67 		"{OPTi,82C925 (AD1848)},"
68 	        "{OAK,Mozart}}");
69 #endif	/* CS4231 */
70 #endif	/* OPTi93X */
71 
72 static int index = SNDRV_DEFAULT_IDX1;	/* Index 0-MAX */
73 static char *id = SNDRV_DEFAULT_STR1;		/* ID for this card */
74 //static int enable = SNDRV_DEFAULT_ENABLE1;	/* Enable this card */
75 static int isapnp = 1;			/* Enable ISA PnP detection */
76 static long port = SNDRV_DEFAULT_PORT1; 	/* 0x530,0xe80,0xf40,0x604 */
77 static long mpu_port = SNDRV_DEFAULT_PORT1;	/* 0x300,0x310,0x320,0x330 */
78 static long fm_port = SNDRV_DEFAULT_PORT1;	/* 0x388 */
79 static int irq = SNDRV_DEFAULT_IRQ1;		/* 5,7,9,10,11 */
80 static int mpu_irq = SNDRV_DEFAULT_IRQ1;	/* 5,7,9,10 */
81 static int dma1 = SNDRV_DEFAULT_DMA1;		/* 0,1,3 */
82 #if defined(CS4231) || defined(OPTi93X)
83 static int dma2 = SNDRV_DEFAULT_DMA1;		/* 0,1,3 */
84 #endif	/* CS4231 || OPTi93X */
85 
86 module_param(index, int, 0444);
87 MODULE_PARM_DESC(index, "Index value for opti9xx based soundcard.");
88 module_param(id, charp, 0444);
89 MODULE_PARM_DESC(id, "ID string for opti9xx based soundcard.");
90 //module_param(enable, bool, 0444);
91 //MODULE_PARM_DESC(enable, "Enable opti9xx soundcard.");
92 module_param(isapnp, bool, 0444);
93 MODULE_PARM_DESC(isapnp, "Enable ISA PnP detection for specified soundcard.");
94 module_param(port, long, 0444);
95 MODULE_PARM_DESC(port, "WSS port # for opti9xx driver.");
96 module_param(mpu_port, long, 0444);
97 MODULE_PARM_DESC(mpu_port, "MPU-401 port # for opti9xx driver.");
98 module_param(fm_port, long, 0444);
99 MODULE_PARM_DESC(fm_port, "FM port # for opti9xx driver.");
100 module_param(irq, int, 0444);
101 MODULE_PARM_DESC(irq, "WSS irq # for opti9xx driver.");
102 module_param(mpu_irq, int, 0444);
103 MODULE_PARM_DESC(mpu_irq, "MPU-401 irq # for opti9xx driver.");
104 module_param(dma1, int, 0444);
105 MODULE_PARM_DESC(dma1, "1st dma # for opti9xx driver.");
106 #if defined(CS4231) || defined(OPTi93X)
107 module_param(dma2, int, 0444);
108 MODULE_PARM_DESC(dma2, "2nd dma # for opti9xx driver.");
109 #endif	/* CS4231 || OPTi93X */
110 
111 #define OPTi9XX_HW_DETECT	0
112 #define OPTi9XX_HW_82C928	1
113 #define OPTi9XX_HW_82C929	2
114 #define OPTi9XX_HW_82C924	3
115 #define OPTi9XX_HW_82C925	4
116 #define OPTi9XX_HW_82C930	5
117 #define OPTi9XX_HW_82C931	6
118 #define OPTi9XX_HW_82C933	7
119 #define OPTi9XX_HW_LAST		OPTi9XX_HW_82C933
120 
121 #define OPTi9XX_MC_REG(n)	n
122 
123 typedef struct _snd_opti9xx opti9xx_t;
124 
125 #ifdef OPTi93X
126 
127 #define OPTi93X_INDEX			0x00
128 #define OPTi93X_DATA			0x01
129 #define OPTi93X_STATUS			0x02
130 #define OPTi93X_DDATA			0x03
131 #define OPTi93X_PORT(chip, r)		((chip)->port + OPTi93X_##r)
132 
133 #define OPTi93X_MIXOUT_LEFT		0x00
134 #define OPTi93X_MIXOUT_RIGHT		0x01
135 #define OPTi93X_CD_LEFT_INPUT		0x02
136 #define OPTi93X_CD_RIGHT_INPUT		0x03
137 #define OPTi930_AUX_LEFT_INPUT		0x04
138 #define OPTi930_AUX_RIGHT_INPUT		0x05
139 #define OPTi931_FM_LEFT_INPUT		0x04
140 #define OPTi931_FM_RIGHT_INPUT		0x05
141 #define OPTi93X_DAC_LEFT		0x06
142 #define OPTi93X_DAC_RIGHT		0x07
143 #define OPTi93X_PLAY_FORMAT		0x08
144 #define OPTi93X_IFACE_CONF		0x09
145 #define OPTi93X_PIN_CTRL		0x0a
146 #define OPTi93X_ERR_INIT		0x0b
147 #define OPTi93X_ID			0x0c
148 #define OPTi93X_PLAY_UPR_CNT		0x0e
149 #define OPTi93X_PLAY_LWR_CNT		0x0f
150 #define OPTi931_AUX_LEFT_INPUT		0x10
151 #define OPTi931_AUX_RIGHT_INPUT		0x11
152 #define OPTi93X_LINE_LEFT_INPUT		0x12
153 #define OPTi93X_LINE_RIGHT_INPUT	0x13
154 #define OPTi93X_MIC_LEFT_INPUT		0x14
155 #define OPTi93X_MIC_RIGHT_INPUT		0x15
156 #define OPTi93X_OUT_LEFT		0x16
157 #define OPTi93X_OUT_RIGHT		0x17
158 #define OPTi93X_CAPT_FORMAT		0x1c
159 #define OPTi93X_CAPT_UPR_CNT		0x1e
160 #define OPTi93X_CAPT_LWR_CNT		0x1f
161 
162 #define OPTi93X_TRD			0x20
163 #define OPTi93X_MCE			0x40
164 #define OPTi93X_INIT			0x80
165 
166 #define OPTi93X_MIXOUT_MIC_GAIN		0x20
167 #define OPTi93X_MIXOUT_LINE		0x00
168 #define OPTi93X_MIXOUT_CD		0x40
169 #define OPTi93X_MIXOUT_MIC		0x80
170 #define OPTi93X_MIXOUT_MIXER		0xc0
171 
172 #define OPTi93X_STEREO			0x10
173 #define OPTi93X_LINEAR_8		0x00
174 #define OPTi93X_ULAW_8			0x20
175 #define OPTi93X_LINEAR_16_LIT		0x40
176 #define OPTi93X_ALAW_8			0x60
177 #define OPTi93X_ADPCM_16		0xa0
178 #define OPTi93X_LINEAR_16_BIG		0xc0
179 
180 #define OPTi93X_CAPTURE_PIO		0x80
181 #define OPTi93X_PLAYBACK_PIO		0x40
182 #define OPTi93X_AUTOCALIB		0x08
183 #define OPTi93X_SINGLE_DMA		0x04
184 #define OPTi93X_CAPTURE_ENABLE		0x02
185 #define OPTi93X_PLAYBACK_ENABLE		0x01
186 
187 #define OPTi93X_IRQ_ENABLE		0x02
188 
189 #define OPTi93X_DMA_REQUEST		0x10
190 #define OPTi93X_CALIB_IN_PROGRESS	0x20
191 
192 #define OPTi93X_IRQ_PLAYBACK		0x04
193 #define OPTi93X_IRQ_CAPTURE		0x08
194 
195 
196 typedef struct _snd_opti93x opti93x_t;
197 
198 struct _snd_opti93x {
199 	unsigned long port;
200 	struct resource *res_port;
201 	int irq;
202 	int dma1;
203 	int dma2;
204 
205 	opti9xx_t *chip;
206 	unsigned short hardware;
207 	unsigned char image[32];
208 
209 	unsigned char mce_bit;
210 	unsigned short mode;
211 	int mute;
212 
213 	spinlock_t lock;
214 
215 	snd_card_t *card;
216 	snd_pcm_t *pcm;
217 	snd_pcm_substream_t *playback_substream;
218 	snd_pcm_substream_t *capture_substream;
219 	unsigned int p_dma_size;
220 	unsigned int c_dma_size;
221 };
222 
223 #define OPTi93X_MODE_NONE	0x00
224 #define OPTi93X_MODE_PLAY	0x01
225 #define OPTi93X_MODE_CAPTURE	0x02
226 #define OPTi93X_MODE_OPEN	(OPTi93X_MODE_PLAY | OPTi93X_MODE_CAPTURE)
227 
228 #endif /* OPTi93X */
229 
230 struct _snd_opti9xx {
231 	unsigned short hardware;
232 	unsigned char password;
233 	char name[7];
234 
235 	unsigned long mc_base;
236 	struct resource *res_mc_base;
237 	unsigned long mc_base_size;
238 #ifdef OPTi93X
239 	unsigned long mc_indir_index;
240 #endif	/* OPTi93X */
241 	unsigned long pwd_reg;
242 
243 	spinlock_t lock;
244 
245 	long wss_base;
246 	int irq;
247 	int dma1;
248 #if defined(CS4231) || defined(OPTi93X)
249 	int dma2;
250 #endif	/* CS4231 || OPTi93X */
251 
252 	long fm_port;
253 
254 	long mpu_port;
255 	int mpu_irq;
256 
257 #ifdef CONFIG_PNP
258 	struct pnp_dev *dev;
259 	struct pnp_dev *devmpu;
260 #endif	/* CONFIG_PNP */
261 };
262 
263 static int snd_opti9xx_first_hit = 1;
264 static snd_card_t *snd_opti9xx_legacy = SNDRV_DEFAULT_PTR1;
265 
266 #ifdef CONFIG_PNP
267 
268 static struct pnp_card_device_id snd_opti9xx_pnpids[] = {
269 #ifndef OPTi93X
270 	/* OPTi 82C924 */
271 	{ .id = "OPT0924", .devs = { { "OPT0000" }, { "OPT0002" } }, .driver_data = 0x0924 },
272 	/* OPTi 82C925 */
273 	{ .id = "OPT0925", .devs = { { "OPT9250" }, { "OPT0002" } }, .driver_data = 0x0925 },
274 #else
275 	/* OPTi 82C931/3 */
276 	{ .id = "OPT0931", .devs = { { "OPT9310" }, { "OPT0002" } }, .driver_data = 0x0931 },
277 #endif	/* OPTi93X */
278 	{ .id = "" }
279 };
280 
281 MODULE_DEVICE_TABLE(pnp_card, snd_opti9xx_pnpids);
282 
283 #endif	/* CONFIG_PNP */
284 
285 #ifdef OPTi93X
286 #define DRIVER_NAME	"snd-card-opti93x"
287 #else
288 #define DRIVER_NAME	"snd-card-opti92x"
289 #endif	/* OPTi93X */
290 
291 static char * snd_opti9xx_names[] = {
292 	"unkown",
293 	"82C928",	"82C929",
294 	"82C924",	"82C925",
295 	"82C930",	"82C931",	"82C933"
296 };
297 
298 
299 static long snd_legacy_find_free_ioport(long *port_table, long size)
300 {
301 	while (*port_table != -1) {
302 		if (request_region(*port_table, size, "ALSA test")) {
303 			release_region(*port_table, size);
304 			return *port_table;
305 		}
306 		port_table++;
307 	}
308 	return -1;
309 }
310 
311 static int __devinit snd_opti9xx_init(opti9xx_t *chip, unsigned short hardware)
312 {
313 	static int opti9xx_mc_size[] = {7, 7, 10, 10, 2, 2, 2};
314 
315 	chip->hardware = hardware;
316 	strcpy(chip->name, snd_opti9xx_names[hardware]);
317 
318 	chip->mc_base_size = opti9xx_mc_size[hardware];
319 
320 	spin_lock_init(&chip->lock);
321 
322 	chip->wss_base = -1;
323 	chip->irq = -1;
324 	chip->dma1 = -1;
325 #if defined(CS4231) || defined (OPTi93X)
326 	chip->dma2 = -1;
327 #endif 	/* CS4231 || OPTi93X */
328 	chip->fm_port = -1;
329 	chip->mpu_port = -1;
330 	chip->mpu_irq = -1;
331 
332 	switch (hardware) {
333 #ifndef OPTi93X
334 	case OPTi9XX_HW_82C928:
335 	case OPTi9XX_HW_82C929:
336 		chip->mc_base = 0xf8c;
337 		chip->password = (hardware == OPTi9XX_HW_82C928) ? 0xe2 : 0xe3;
338 		chip->pwd_reg = 3;
339 		break;
340 
341 	case OPTi9XX_HW_82C924:
342 	case OPTi9XX_HW_82C925:
343 		chip->mc_base = 0xf8c;
344 		chip->password = 0xe5;
345 		chip->pwd_reg = 3;
346 		break;
347 #else	/* OPTi93X */
348 
349 	case OPTi9XX_HW_82C930:
350 	case OPTi9XX_HW_82C931:
351 	case OPTi9XX_HW_82C933:
352 		chip->mc_base = (hardware == OPTi9XX_HW_82C930) ? 0xf8f : 0xf8d;
353 		chip->mc_indir_index = 0xe0e;
354 		chip->password = 0xe4;
355 		chip->pwd_reg = 0;
356 		break;
357 #endif	/* OPTi93X */
358 
359 	default:
360 		snd_printk("chip %d not supported\n", hardware);
361 		return -ENODEV;
362 	}
363 	return 0;
364 }
365 
366 static unsigned char snd_opti9xx_read(opti9xx_t *chip,
367 				      unsigned char reg)
368 {
369 	unsigned long flags;
370 	unsigned char retval = 0xff;
371 
372 	spin_lock_irqsave(&chip->lock, flags);
373 	outb(chip->password, chip->mc_base + chip->pwd_reg);
374 
375 	switch (chip->hardware) {
376 #ifndef OPTi93X
377 	case OPTi9XX_HW_82C924:
378 	case OPTi9XX_HW_82C925:
379 		if (reg > 7) {
380 			outb(reg, chip->mc_base + 8);
381 			outb(chip->password, chip->mc_base + chip->pwd_reg);
382 			retval = inb(chip->mc_base + 9);
383 			break;
384 		}
385 
386 	case OPTi9XX_HW_82C928:
387 	case OPTi9XX_HW_82C929:
388 		retval = inb(chip->mc_base + reg);
389 		break;
390 #else	/* OPTi93X */
391 
392 	case OPTi9XX_HW_82C930:
393 	case OPTi9XX_HW_82C931:
394 	case OPTi9XX_HW_82C933:
395 		outb(reg, chip->mc_indir_index);
396 		outb(chip->password, chip->mc_base + chip->pwd_reg);
397 		retval = inb(chip->mc_indir_index + 1);
398 		break;
399 #endif	/* OPTi93X */
400 
401 	default:
402 		snd_printk("chip %d not supported\n", chip->hardware);
403 	}
404 
405 	spin_unlock_irqrestore(&chip->lock, flags);
406 	return retval;
407 }
408 
409 static void snd_opti9xx_write(opti9xx_t *chip, unsigned char reg,
410 			      unsigned char value)
411 {
412 	unsigned long flags;
413 
414 	spin_lock_irqsave(&chip->lock, flags);
415 	outb(chip->password, chip->mc_base + chip->pwd_reg);
416 
417 	switch (chip->hardware) {
418 #ifndef OPTi93X
419 	case OPTi9XX_HW_82C924:
420 	case OPTi9XX_HW_82C925:
421 		if (reg > 7) {
422 			outb(reg, chip->mc_base + 8);
423 			outb(chip->password, chip->mc_base + chip->pwd_reg);
424 			outb(value, chip->mc_base + 9);
425 			break;
426 		}
427 
428 	case OPTi9XX_HW_82C928:
429 	case OPTi9XX_HW_82C929:
430 		outb(value, chip->mc_base + reg);
431 		break;
432 #else	/* OPTi93X */
433 
434 	case OPTi9XX_HW_82C930:
435 	case OPTi9XX_HW_82C931:
436 	case OPTi9XX_HW_82C933:
437 		outb(reg, chip->mc_indir_index);
438 		outb(chip->password, chip->mc_base + chip->pwd_reg);
439 		outb(value, chip->mc_indir_index + 1);
440 		break;
441 #endif	/* OPTi93X */
442 
443 	default:
444 		snd_printk("chip %d not supported\n", chip->hardware);
445 	}
446 
447 	spin_unlock_irqrestore(&chip->lock, flags);
448 }
449 
450 
451 #define snd_opti9xx_write_mask(chip, reg, value, mask)	\
452 	snd_opti9xx_write(chip, reg,			\
453 		(snd_opti9xx_read(chip, reg) & ~(mask)) | ((value) & (mask)))
454 
455 
456 static int __devinit snd_opti9xx_configure(opti9xx_t *chip)
457 {
458 	unsigned char wss_base_bits;
459 	unsigned char irq_bits;
460 	unsigned char dma_bits;
461 	unsigned char mpu_port_bits = 0;
462 	unsigned char mpu_irq_bits;
463 
464 	switch (chip->hardware) {
465 #ifndef OPTi93X
466 	case OPTi9XX_HW_82C924:
467 		snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(4), 0xf0, 0xfc);
468 		snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(6), 0x02, 0x02);
469 
470 	case OPTi9XX_HW_82C925:
471 		snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(1), 0x80, 0x80);
472 		snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(2), 0x00, 0x20);
473 		snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(3), 0xf0, 0xff);
474 #ifdef CS4231
475 		snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(5), 0x02, 0x02);
476 #else
477 		snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(5), 0x00, 0x02);
478 #endif	/* CS4231 */
479 		break;
480 
481 	case OPTi9XX_HW_82C928:
482 	case OPTi9XX_HW_82C929:
483 		snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(1), 0x80, 0x80);
484 		snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(2), 0x00, 0x20);
485 		/*
486 		snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(3), 0xa2, 0xae);
487 		*/
488 		snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(4), 0x00, 0x0c);
489 #ifdef CS4231
490 		snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(5), 0x02, 0x02);
491 #else
492 		snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(5), 0x00, 0x02);
493 #endif	/* CS4231 */
494 		break;
495 
496 #else	/* OPTi93X */
497 	case OPTi9XX_HW_82C930:
498 	case OPTi9XX_HW_82C931:
499 	case OPTi9XX_HW_82C933:
500 		snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(6), 0x02, 0x03);
501 		snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(3), 0x00, 0xff);
502 		snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(4), 0x10 |
503 			(chip->hardware == OPTi9XX_HW_82C930 ? 0x00 : 0x04),
504 			0x34);
505 		snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(5), 0x20, 0xbf);
506 		break;
507 #endif	/* OPTi93X */
508 
509 	default:
510 		snd_printk("chip %d not supported\n", chip->hardware);
511 		return -EINVAL;
512 	}
513 
514 	switch (chip->wss_base) {
515 	case 0x530:
516 		wss_base_bits = 0x00;
517 		break;
518 	case 0x604:
519 		wss_base_bits = 0x03;
520 		break;
521 	case 0xe80:
522 		wss_base_bits = 0x01;
523 		break;
524 	case 0xf40:
525 		wss_base_bits = 0x02;
526 		break;
527 	default:
528 		snd_printk("WSS port 0x%lx not valid\n", chip->wss_base);
529 		goto __skip_base;
530 	}
531 	snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(1), wss_base_bits << 4, 0x30);
532 
533 __skip_base:
534 	switch (chip->irq) {
535 //#ifdef OPTi93X
536 	case 5:
537 		irq_bits = 0x05;
538 		break;
539 //#endif	/* OPTi93X */
540 	case 7:
541 		irq_bits = 0x01;
542 		break;
543 	case 9:
544 		irq_bits = 0x02;
545 		break;
546 	case 10:
547 		irq_bits = 0x03;
548 		break;
549 	case 11:
550 		irq_bits = 0x04;
551 		break;
552 	default:
553 		snd_printk("WSS irq # %d not valid\n", chip->irq);
554 		goto __skip_resources;
555 	}
556 
557 	switch (chip->dma1) {
558 	case 0:
559 		dma_bits = 0x01;
560 		break;
561 	case 1:
562 		dma_bits = 0x02;
563 		break;
564 	case 3:
565 		dma_bits = 0x03;
566 		break;
567 	default:
568 		snd_printk("WSS dma1 # %d not valid\n", chip->dma1);
569 		goto __skip_resources;
570 	}
571 
572 #if defined(CS4231) || defined(OPTi93X)
573 	if (chip->dma1 == chip->dma2) {
574 		snd_printk("don't want to share dmas\n");
575 		return -EBUSY;
576 	}
577 
578 	switch (chip->dma2) {
579 	case 0:
580 	case 1:
581 		break;
582 	default:
583 		snd_printk("WSS dma2 # %d not valid\n", chip->dma2);
584 		goto __skip_resources;
585 	}
586 	dma_bits |= 0x04;
587 #endif	/* CS4231 || OPTi93X */
588 
589 #ifndef OPTi93X
590 	 outb(irq_bits << 3 | dma_bits, chip->wss_base);
591 #else /* OPTi93X */
592 	snd_opti9xx_write(chip, OPTi9XX_MC_REG(3), (irq_bits << 3 | dma_bits));
593 #endif /* OPTi93X */
594 
595 __skip_resources:
596 	if (chip->hardware > OPTi9XX_HW_82C928) {
597 		switch (chip->mpu_port) {
598 		case 0:
599 		case -1:
600 			break;
601 		case 0x300:
602 			mpu_port_bits = 0x03;
603 			break;
604 		case 0x310:
605 			mpu_port_bits = 0x02;
606 			break;
607 		case 0x320:
608 			mpu_port_bits = 0x01;
609 			break;
610 		case 0x330:
611 			mpu_port_bits = 0x00;
612 			break;
613 		default:
614 			snd_printk("MPU-401 port 0x%lx not valid\n",
615 				chip->mpu_port);
616 			goto __skip_mpu;
617 		}
618 
619 		switch (chip->mpu_irq) {
620 		case 5:
621 			mpu_irq_bits = 0x02;
622 			break;
623 		case 7:
624 			mpu_irq_bits = 0x03;
625 			break;
626 		case 9:
627 			mpu_irq_bits = 0x00;
628 			break;
629 		case 10:
630 			mpu_irq_bits = 0x01;
631 			break;
632 		default:
633 			snd_printk("MPU-401 irq # %d not valid\n",
634 				chip->mpu_irq);
635 			goto __skip_mpu;
636 		}
637 
638 		snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(6),
639 			(chip->mpu_port <= 0) ? 0x00 :
640 				0x80 | mpu_port_bits << 5 | mpu_irq_bits << 3,
641 			0xf8);
642 	}
643 __skip_mpu:
644 
645 	return 0;
646 }
647 
648 #ifdef OPTi93X
649 
650 static unsigned char snd_opti93x_default_image[32] =
651 {
652 	0x00,		/* 00/00 - l_mixout_outctrl */
653 	0x00,		/* 01/01 - r_mixout_outctrl */
654 	0x88,		/* 02/02 - l_cd_inctrl */
655 	0x88,		/* 03/03 - r_cd_inctrl */
656 	0x88,		/* 04/04 - l_a1/fm_inctrl */
657 	0x88,		/* 05/05 - r_a1/fm_inctrl */
658 	0x80,		/* 06/06 - l_dac_inctrl */
659 	0x80,		/* 07/07 - r_dac_inctrl */
660 	0x00,		/* 08/08 - ply_dataform_reg */
661 	0x00,		/* 09/09 - if_conf */
662 	0x00,		/* 0a/10 - pin_ctrl */
663 	0x00,		/* 0b/11 - err_init_reg */
664 	0x0a,		/* 0c/12 - id_reg */
665 	0x00,		/* 0d/13 - reserved */
666 	0x00,		/* 0e/14 - ply_upcount_reg */
667 	0x00,		/* 0f/15 - ply_lowcount_reg */
668 	0x88,		/* 10/16 - reserved/l_a1_inctrl */
669 	0x88,		/* 11/17 - reserved/r_a1_inctrl */
670 	0x88,		/* 12/18 - l_line_inctrl */
671 	0x88,		/* 13/19 - r_line_inctrl */
672 	0x88,		/* 14/20 - l_mic_inctrl */
673 	0x88,		/* 15/21 - r_mic_inctrl */
674 	0x80,		/* 16/22 - l_out_outctrl */
675 	0x80,		/* 17/23 - r_out_outctrl */
676 	0x00,		/* 18/24 - reserved */
677 	0x00,		/* 19/25 - reserved */
678 	0x00,		/* 1a/26 - reserved */
679 	0x00,		/* 1b/27 - reserved */
680 	0x00,		/* 1c/28 - cap_dataform_reg */
681 	0x00,		/* 1d/29 - reserved */
682 	0x00,		/* 1e/30 - cap_upcount_reg */
683 	0x00		/* 1f/31 - cap_lowcount_reg */
684 };
685 
686 
687 static int snd_opti93x_busy_wait(opti93x_t *chip)
688 {
689 	int timeout;
690 
691 	for (timeout = 250; timeout-- > 0; udelay(10))
692 		if (!(inb(OPTi93X_PORT(chip, INDEX)) & OPTi93X_INIT))
693 			return 0;
694 
695 	snd_printk("chip still busy.\n");
696 	return -EBUSY;
697 }
698 
699 static unsigned char snd_opti93x_in(opti93x_t *chip, unsigned char reg)
700 {
701 	snd_opti93x_busy_wait(chip);
702 	outb(chip->mce_bit | (reg & 0x1f), OPTi93X_PORT(chip, INDEX));
703 	return inb(OPTi93X_PORT(chip, DATA));
704 }
705 
706 static void snd_opti93x_out(opti93x_t *chip, unsigned char reg,
707 			    unsigned char value)
708 {
709 	snd_opti93x_busy_wait(chip);
710 	outb(chip->mce_bit | (reg & 0x1f), OPTi93X_PORT(chip, INDEX));
711 	outb(value, OPTi93X_PORT(chip, DATA));
712 }
713 
714 static void snd_opti93x_out_image(opti93x_t *chip, unsigned char reg,
715 				  unsigned char value)
716 {
717 	snd_opti93x_out(chip, reg, chip->image[reg] = value);
718 }
719 
720 static void snd_opti93x_out_mask(opti93x_t *chip, unsigned char reg,
721 				 unsigned char mask, unsigned char value)
722 {
723 	snd_opti93x_out_image(chip, reg,
724 		(chip->image[reg] & ~mask) | (value & mask));
725 }
726 
727 
728 static void snd_opti93x_mce_up(opti93x_t *chip)
729 {
730 	snd_opti93x_busy_wait(chip);
731 
732 	chip->mce_bit = OPTi93X_MCE;
733 	if (!(inb(OPTi93X_PORT(chip, INDEX)) & OPTi93X_MCE))
734 		outb(chip->mce_bit, OPTi93X_PORT(chip, INDEX));
735 }
736 
737 static void snd_opti93x_mce_down(opti93x_t *chip)
738 {
739 	snd_opti93x_busy_wait(chip);
740 
741 	chip->mce_bit = 0;
742 	if (inb(OPTi93X_PORT(chip, INDEX)) & OPTi93X_MCE)
743 		outb(chip->mce_bit, OPTi93X_PORT(chip, INDEX));
744 }
745 
746 #define snd_opti93x_mute_reg(chip, reg, mute)	\
747 	snd_opti93x_out(chip, reg, mute ? 0x80 : chip->image[reg]);
748 
749 static void snd_opti93x_mute(opti93x_t *chip, int mute)
750 {
751 	mute = mute ? 1 : 0;
752 	if (chip->mute == mute)
753 		return;
754 
755 	chip->mute = mute;
756 
757 	snd_opti93x_mute_reg(chip, OPTi93X_CD_LEFT_INPUT, mute);
758 	snd_opti93x_mute_reg(chip, OPTi93X_CD_RIGHT_INPUT, mute);
759 	switch (chip->hardware) {
760 	case OPTi9XX_HW_82C930:
761 		snd_opti93x_mute_reg(chip, OPTi930_AUX_LEFT_INPUT, mute);
762 		snd_opti93x_mute_reg(chip, OPTi930_AUX_RIGHT_INPUT, mute);
763 		break;
764 	case OPTi9XX_HW_82C931:
765 	case OPTi9XX_HW_82C933:
766 		snd_opti93x_mute_reg(chip, OPTi931_FM_LEFT_INPUT, mute);
767 		snd_opti93x_mute_reg(chip, OPTi931_FM_RIGHT_INPUT, mute);
768 		snd_opti93x_mute_reg(chip, OPTi931_AUX_LEFT_INPUT, mute);
769 		snd_opti93x_mute_reg(chip, OPTi931_AUX_RIGHT_INPUT, mute);
770 	}
771 	snd_opti93x_mute_reg(chip, OPTi93X_DAC_LEFT, mute);
772 	snd_opti93x_mute_reg(chip, OPTi93X_DAC_RIGHT, mute);
773 	snd_opti93x_mute_reg(chip, OPTi93X_LINE_LEFT_INPUT, mute);
774 	snd_opti93x_mute_reg(chip, OPTi93X_LINE_RIGHT_INPUT, mute);
775 	snd_opti93x_mute_reg(chip, OPTi93X_MIC_LEFT_INPUT, mute);
776 	snd_opti93x_mute_reg(chip, OPTi93X_MIC_RIGHT_INPUT, mute);
777 	snd_opti93x_mute_reg(chip, OPTi93X_OUT_LEFT, mute);
778 	snd_opti93x_mute_reg(chip, OPTi93X_OUT_RIGHT, mute);
779 }
780 
781 
782 static unsigned int snd_opti93x_get_count(unsigned char format,
783 					  unsigned int size)
784 {
785 	switch (format & 0xe0) {
786 	case OPTi93X_LINEAR_16_LIT:
787 	case OPTi93X_LINEAR_16_BIG:
788 		size >>= 1;
789 		break;
790 	case OPTi93X_ADPCM_16:
791 		return size >> 2;
792 	}
793 	return (format & OPTi93X_STEREO) ? (size >> 1) : size;
794 }
795 
796 static unsigned int rates[] = {  5512,  6615,  8000,  9600, 11025, 16000,
797 				18900, 22050, 27428, 32000, 33075, 37800,
798 				44100, 48000 };
799 #define RATES ARRAY_SIZE(rates)
800 
801 static snd_pcm_hw_constraint_list_t hw_constraints_rates = {
802 	.count = RATES,
803 	.list = rates,
804 	.mask = 0,
805 };
806 
807 static unsigned char bits[] = {  0x01,  0x0f,  0x00,  0x0e,  0x03,  0x02,
808 				 0x05,  0x07,  0x04,  0x06,  0x0d,  0x09,
809 				 0x0b,  0x0c};
810 
811 static unsigned char snd_opti93x_get_freq(unsigned int rate)
812 {
813 	unsigned int i;
814 
815 	for (i = 0; i < RATES; i++) {
816 		if (rate == rates[i])
817 			return bits[i];
818 	}
819 	snd_BUG();
820 	return bits[RATES-1];
821 }
822 
823 static unsigned char snd_opti93x_get_format(opti93x_t *chip,
824 					    unsigned int format, int channels)
825 {
826 	unsigned char retval = OPTi93X_LINEAR_8;
827 
828 	switch (format) {
829 	case SNDRV_PCM_FORMAT_MU_LAW:
830 		retval = OPTi93X_ULAW_8;
831 		break;
832 	case SNDRV_PCM_FORMAT_A_LAW:
833 		retval = OPTi93X_ALAW_8;
834 		break;
835 	case SNDRV_PCM_FORMAT_S16_LE:
836 		retval = OPTi93X_LINEAR_16_LIT;
837 		break;
838 	case SNDRV_PCM_FORMAT_S16_BE:
839 		retval = OPTi93X_LINEAR_16_BIG;
840 		break;
841 	case SNDRV_PCM_FORMAT_IMA_ADPCM:
842 		retval = OPTi93X_ADPCM_16;
843 	}
844 	return (channels > 1) ? (retval | OPTi93X_STEREO) : retval;
845 }
846 
847 
848 static void snd_opti93x_playback_format(opti93x_t *chip, unsigned char fmt)
849 {
850 	unsigned char mask;
851 
852 	snd_opti93x_mute(chip, 1);
853 
854 	snd_opti93x_mce_up(chip);
855 	mask = (chip->mode & OPTi93X_MODE_CAPTURE) ? 0xf0 : 0xff;
856 	snd_opti93x_out_mask(chip, OPTi93X_PLAY_FORMAT, mask, fmt);
857 	snd_opti93x_mce_down(chip);
858 
859 	snd_opti93x_mute(chip, 0);
860 }
861 
862 static void snd_opti93x_capture_format(opti93x_t *chip, unsigned char fmt)
863 {
864 	snd_opti93x_mute(chip, 1);
865 
866 	snd_opti93x_mce_up(chip);
867 	if (!(chip->mode & OPTi93X_MODE_PLAY))
868 		snd_opti93x_out_mask(chip, OPTi93X_PLAY_FORMAT, 0x0f, fmt);
869 	else
870 		fmt = chip->image[OPTi93X_PLAY_FORMAT] & 0xf0;
871 	snd_opti93x_out_image(chip, OPTi93X_CAPT_FORMAT, fmt);
872 	snd_opti93x_mce_down(chip);
873 
874 	snd_opti93x_mute(chip, 0);
875 }
876 
877 
878 static int snd_opti93x_open(opti93x_t *chip, unsigned int mode)
879 {
880 	unsigned long flags;
881 
882 	spin_lock_irqsave(&chip->lock, flags);
883 
884 	if (chip->mode & mode) {
885 		spin_unlock_irqrestore(&chip->lock, flags);
886 		return -EAGAIN;
887 	}
888 
889 	if (!(chip->mode & OPTi93X_MODE_OPEN)) {
890 		outb(0x00, OPTi93X_PORT(chip, STATUS));
891 		snd_opti93x_out_mask(chip, OPTi93X_PIN_CTRL,
892 			OPTi93X_IRQ_ENABLE, OPTi93X_IRQ_ENABLE);
893 		chip->mode = mode;
894 	}
895 	else
896 		chip->mode |= mode;
897 
898 	spin_unlock_irqrestore(&chip->lock, flags);
899 	return 0;
900 }
901 
902 static void snd_opti93x_close(opti93x_t *chip, unsigned int mode)
903 {
904 	unsigned long flags;
905 
906 	spin_lock_irqsave(&chip->lock, flags);
907 
908 	chip->mode &= ~mode;
909 	if (chip->mode & OPTi93X_MODE_OPEN) {
910 		spin_unlock_irqrestore(&chip->lock, flags);
911 		return;
912 	}
913 
914 	snd_opti93x_mute(chip, 1);
915 
916 	outb(0, OPTi93X_PORT(chip, STATUS));
917 	snd_opti93x_out_mask(chip, OPTi93X_PIN_CTRL, OPTi93X_IRQ_ENABLE,
918 		~OPTi93X_IRQ_ENABLE);
919 
920 	snd_opti93x_mce_up(chip);
921 	snd_opti93x_out_image(chip, OPTi93X_IFACE_CONF, 0x00);
922 	snd_opti93x_mce_down(chip);
923 	chip->mode = 0;
924 
925 	snd_opti93x_mute(chip, 0);
926 	spin_unlock_irqrestore(&chip->lock, flags);
927 }
928 
929 static int snd_opti93x_trigger(snd_pcm_substream_t *substream,
930 			       unsigned char what, int cmd)
931 {
932 	opti93x_t *chip = snd_pcm_substream_chip(substream);
933 
934 	switch (cmd) {
935 	case SNDRV_PCM_TRIGGER_START:
936 	case SNDRV_PCM_TRIGGER_STOP:
937 	{
938 		unsigned int what = 0;
939 		struct list_head *pos;
940 		snd_pcm_substream_t *s;
941 		snd_pcm_group_for_each(pos, substream) {
942 			s = snd_pcm_group_substream_entry(pos);
943 			if (s == chip->playback_substream) {
944 				what |= OPTi93X_PLAYBACK_ENABLE;
945 				snd_pcm_trigger_done(s, substream);
946 			} else if (s == chip->capture_substream) {
947 				what |= OPTi93X_CAPTURE_ENABLE;
948 				snd_pcm_trigger_done(s, substream);
949 			}
950 		}
951 		spin_lock(&chip->lock);
952 		if (cmd == SNDRV_PCM_TRIGGER_START) {
953 			snd_opti93x_out_mask(chip, OPTi93X_IFACE_CONF, what, what);
954 			if (what & OPTi93X_CAPTURE_ENABLE)
955 				udelay(50);
956 		} else
957 			snd_opti93x_out_mask(chip, OPTi93X_IFACE_CONF, what, 0x00);
958 		spin_unlock(&chip->lock);
959 		break;
960 	}
961 	default:
962 		return -EINVAL;
963 	}
964 	return 0;
965 }
966 
967 static int snd_opti93x_playback_trigger(snd_pcm_substream_t *substream, int cmd)
968 {
969 	return snd_opti93x_trigger(substream,
970 				   OPTi93X_PLAYBACK_ENABLE, cmd);
971 }
972 
973 static int snd_opti93x_capture_trigger(snd_pcm_substream_t * substream, int cmd)
974 {
975 	return snd_opti93x_trigger(substream,
976 				   OPTi93X_CAPTURE_ENABLE, cmd);
977 }
978 
979 static int snd_opti93x_hw_params(snd_pcm_substream_t * substream,
980 				 snd_pcm_hw_params_t * hw_params)
981 {
982 	return snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params));
983 }
984 
985 
986 static int snd_opti93x_hw_free(snd_pcm_substream_t * substream)
987 {
988 	snd_pcm_lib_free_pages(substream);
989 	return 0;
990 }
991 
992 
993 static int snd_opti93x_playback_prepare(snd_pcm_substream_t * substream)
994 {
995 	opti93x_t *chip = snd_pcm_substream_chip(substream);
996 	snd_pcm_runtime_t *runtime = substream->runtime;
997 	unsigned long flags;
998 	unsigned char format;
999 	unsigned int count = snd_pcm_lib_period_bytes(substream);
1000 	unsigned int size = snd_pcm_lib_buffer_bytes(substream);
1001 
1002 	spin_lock_irqsave(&chip->lock, flags);
1003 
1004 	chip->p_dma_size = size;
1005 	snd_opti93x_out_mask(chip, OPTi93X_IFACE_CONF,
1006 		OPTi93X_PLAYBACK_ENABLE | OPTi93X_PLAYBACK_PIO,
1007 		~(OPTi93X_PLAYBACK_ENABLE | OPTi93X_PLAYBACK_PIO));
1008 
1009 	snd_dma_program(chip->dma1, runtime->dma_addr, size,
1010 		DMA_MODE_WRITE | DMA_AUTOINIT);
1011 
1012 	format = snd_opti93x_get_freq(runtime->rate);
1013 	format |= snd_opti93x_get_format(chip, runtime->format,
1014 		runtime->channels);
1015 	snd_opti93x_playback_format(chip, format);
1016 	format = chip->image[OPTi93X_PLAY_FORMAT];
1017 
1018 	count = snd_opti93x_get_count(format, count) - 1;
1019 	snd_opti93x_out_image(chip, OPTi93X_PLAY_LWR_CNT, count);
1020 	snd_opti93x_out_image(chip, OPTi93X_PLAY_UPR_CNT, count >> 8);
1021 
1022 	spin_unlock_irqrestore(&chip->lock, flags);
1023 	return 0;
1024 }
1025 
1026 static int snd_opti93x_capture_prepare(snd_pcm_substream_t *substream)
1027 {
1028 	opti93x_t *chip = snd_pcm_substream_chip(substream);
1029 	snd_pcm_runtime_t *runtime = substream->runtime;
1030 	unsigned long flags;
1031 	unsigned char format;
1032 	unsigned int count = snd_pcm_lib_period_bytes(substream);
1033 	unsigned int size = snd_pcm_lib_buffer_bytes(substream);
1034 
1035 	spin_lock_irqsave(&chip->lock, flags);
1036 
1037 	chip->c_dma_size = size;
1038 	snd_opti93x_out_mask(chip, OPTi93X_IFACE_CONF,
1039 		OPTi93X_CAPTURE_ENABLE | OPTi93X_CAPTURE_PIO, 0);
1040 
1041 	snd_dma_program(chip->dma2, runtime->dma_addr, size,
1042 		DMA_MODE_READ | DMA_AUTOINIT);
1043 
1044 	format = snd_opti93x_get_freq(runtime->rate);
1045 	format |= snd_opti93x_get_format(chip, runtime->format,
1046 		runtime->channels);
1047 	snd_opti93x_capture_format(chip, format);
1048 	format = chip->image[OPTi93X_CAPT_FORMAT];
1049 
1050 	count = snd_opti93x_get_count(format, count) - 1;
1051 	snd_opti93x_out_image(chip, OPTi93X_CAPT_LWR_CNT, count);
1052 	snd_opti93x_out_image(chip, OPTi93X_CAPT_UPR_CNT, count >> 8);
1053 
1054 	spin_unlock_irqrestore(&chip->lock, flags);
1055 	return 0;
1056 }
1057 
1058 static snd_pcm_uframes_t snd_opti93x_playback_pointer(snd_pcm_substream_t *substream)
1059 {
1060 	opti93x_t *chip = snd_pcm_substream_chip(substream);
1061 	size_t ptr;
1062 
1063 	if (!(chip->image[OPTi93X_IFACE_CONF] & OPTi93X_PLAYBACK_ENABLE))
1064 		return 0;
1065 
1066 	ptr = snd_dma_pointer(chip->dma1, chip->p_dma_size);
1067 	return bytes_to_frames(substream->runtime, ptr);
1068 }
1069 
1070 static snd_pcm_uframes_t snd_opti93x_capture_pointer(snd_pcm_substream_t *substream)
1071 {
1072 	opti93x_t *chip = snd_pcm_substream_chip(substream);
1073 	size_t ptr;
1074 
1075 	if (!(chip->image[OPTi93X_IFACE_CONF] & OPTi93X_CAPTURE_ENABLE))
1076 		return 0;
1077 
1078 	ptr = snd_dma_pointer(chip->dma2, chip->c_dma_size);
1079 	return bytes_to_frames(substream->runtime, ptr);
1080 }
1081 
1082 
1083 static void snd_opti93x_overrange(opti93x_t *chip)
1084 {
1085 	unsigned long flags;
1086 
1087 	spin_lock_irqsave(&chip->lock, flags);
1088 
1089 	if (snd_opti93x_in(chip, OPTi93X_ERR_INIT) & (0x08 | 0x02))
1090 		chip->capture_substream->runtime->overrange++;
1091 
1092 	spin_unlock_irqrestore(&chip->lock, flags);
1093 }
1094 
1095 static irqreturn_t snd_opti93x_interrupt(int irq, void *dev_id, struct pt_regs *regs)
1096 {
1097 	opti93x_t *codec = dev_id;
1098 	unsigned char status;
1099 
1100 	status = snd_opti9xx_read(codec->chip, OPTi9XX_MC_REG(11));
1101 	if ((status & OPTi93X_IRQ_PLAYBACK) && codec->playback_substream)
1102 		snd_pcm_period_elapsed(codec->playback_substream);
1103 	if ((status & OPTi93X_IRQ_CAPTURE) && codec->capture_substream) {
1104 		snd_opti93x_overrange(codec);
1105 		snd_pcm_period_elapsed(codec->capture_substream);
1106 	}
1107 	outb(0x00, OPTi93X_PORT(codec, STATUS));
1108 	return IRQ_HANDLED;
1109 }
1110 
1111 
1112 static snd_pcm_hardware_t snd_opti93x_playback = {
1113 	.info =			(SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
1114 				 SNDRV_PCM_INFO_MMAP_VALID | SNDRV_PCM_INFO_SYNC_START),
1115 	.formats =		(SNDRV_PCM_FMTBIT_MU_LAW | SNDRV_PCM_FMTBIT_A_LAW | SNDRV_PCM_FMTBIT_IMA_ADPCM |
1116 				 SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S16_BE),
1117 	.rates =		SNDRV_PCM_RATE_KNOT | SNDRV_PCM_RATE_8000_48000,
1118 	.rate_min =		5512,
1119 	.rate_max =		48000,
1120 	.channels_min =		1,
1121 	.channels_max =		2,
1122 	.buffer_bytes_max =	(128*1024),
1123 	.period_bytes_min =	64,
1124 	.period_bytes_max =	(128*1024),
1125 	.periods_min =		1,
1126 	.periods_max =		1024,
1127 	.fifo_size =		0,
1128 };
1129 
1130 static snd_pcm_hardware_t snd_opti93x_capture = {
1131 	.info =			(SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
1132 				 SNDRV_PCM_INFO_MMAP_VALID | SNDRV_PCM_INFO_SYNC_START),
1133 	.formats =		(SNDRV_PCM_FMTBIT_MU_LAW | SNDRV_PCM_FMTBIT_A_LAW | SNDRV_PCM_FMTBIT_IMA_ADPCM |
1134 				 SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S16_BE),
1135 	.rates =		SNDRV_PCM_RATE_8000_48000,
1136 	.rate_min =		5512,
1137 	.rate_max =		48000,
1138 	.channels_min =		1,
1139 	.channels_max =		2,
1140 	.buffer_bytes_max =	(128*1024),
1141 	.period_bytes_min =	64,
1142 	.period_bytes_max =	(128*1024),
1143 	.periods_min =		1,
1144 	.periods_max =		1024,
1145 	.fifo_size =		0,
1146 };
1147 
1148 static int snd_opti93x_playback_open(snd_pcm_substream_t *substream)
1149 {
1150 	int error;
1151 	opti93x_t *chip = snd_pcm_substream_chip(substream);
1152 	snd_pcm_runtime_t *runtime = substream->runtime;
1153 
1154 	if ((error = snd_opti93x_open(chip, OPTi93X_MODE_PLAY)) < 0)
1155 		return error;
1156 	snd_pcm_set_sync(substream);
1157 	chip->playback_substream = substream;
1158 	runtime->hw = snd_opti93x_playback;
1159 	snd_pcm_limit_isa_dma_size(chip->dma1, &runtime->hw.buffer_bytes_max);
1160 	snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE, &hw_constraints_rates);
1161 	return error;
1162 }
1163 
1164 static int snd_opti93x_capture_open(snd_pcm_substream_t *substream)
1165 {
1166 	int error;
1167 	opti93x_t *chip = snd_pcm_substream_chip(substream);
1168 	snd_pcm_runtime_t *runtime = substream->runtime;
1169 
1170 	if ((error = snd_opti93x_open(chip, OPTi93X_MODE_CAPTURE)) < 0)
1171 		return error;
1172 	runtime->hw = snd_opti93x_capture;
1173 	snd_pcm_set_sync(substream);
1174 	chip->capture_substream = substream;
1175 	snd_pcm_limit_isa_dma_size(chip->dma2, &runtime->hw.buffer_bytes_max);
1176 	snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE, &hw_constraints_rates);
1177 	return error;
1178 }
1179 
1180 static int snd_opti93x_playback_close(snd_pcm_substream_t *substream)
1181 {
1182 	opti93x_t *chip = snd_pcm_substream_chip(substream);
1183 
1184 	chip->playback_substream = NULL;
1185 	snd_opti93x_close(chip, OPTi93X_MODE_PLAY);
1186 	return 0;
1187 }
1188 
1189 static int snd_opti93x_capture_close(snd_pcm_substream_t *substream)
1190 {
1191 	opti93x_t *chip = snd_pcm_substream_chip(substream);
1192 
1193 	chip->capture_substream = NULL;
1194 	snd_opti93x_close(chip, OPTi93X_MODE_CAPTURE);
1195 	return 0;
1196 }
1197 
1198 
1199 static void snd_opti93x_init(opti93x_t *chip)
1200 {
1201 	unsigned long flags;
1202 	int i;
1203 
1204 	spin_lock_irqsave(&chip->lock, flags);
1205 	snd_opti93x_mce_up(chip);
1206 
1207 	for (i = 0; i < 32; i++)
1208 		snd_opti93x_out_image(chip, i, snd_opti93x_default_image[i]);
1209 
1210 	snd_opti93x_mce_down(chip);
1211 	spin_unlock_irqrestore(&chip->lock, flags);
1212 }
1213 
1214 static int snd_opti93x_probe(opti93x_t *chip)
1215 {
1216 	unsigned long flags;
1217 	unsigned char val;
1218 
1219 	spin_lock_irqsave(&chip->lock, flags);
1220 	val = snd_opti93x_in(chip, OPTi93X_ID) & 0x0f;
1221 	spin_unlock_irqrestore(&chip->lock, flags);
1222 
1223 	return (val == 0x0a) ? 0 : -ENODEV;
1224 }
1225 
1226 static int snd_opti93x_free(opti93x_t *chip)
1227 {
1228 	release_and_free_resource(chip->res_port);
1229 	if (chip->dma1 >= 0) {
1230 		disable_dma(chip->dma1);
1231 		free_dma(chip->dma1);
1232 	}
1233 	if (chip->dma2 >= 0) {
1234 		disable_dma(chip->dma2);
1235 		free_dma(chip->dma2);
1236 	}
1237 	if (chip->irq >= 0) {
1238 	  free_irq(chip->irq, chip);
1239 	}
1240 	kfree(chip);
1241 	return 0;
1242 }
1243 
1244 static int snd_opti93x_dev_free(snd_device_t *device)
1245 {
1246 	opti93x_t *chip = device->device_data;
1247 	return snd_opti93x_free(chip);
1248 }
1249 
1250 static const char *snd_opti93x_chip_id(opti93x_t *codec)
1251 {
1252 	switch (codec->hardware) {
1253 	case OPTi9XX_HW_82C930: return "82C930";
1254 	case OPTi9XX_HW_82C931: return "82C931";
1255 	case OPTi9XX_HW_82C933: return "82C933";
1256 	default:		return "???";
1257 	}
1258 }
1259 
1260 static int snd_opti93x_create(snd_card_t *card, opti9xx_t *chip,
1261 			      int dma1, int dma2,
1262 			      opti93x_t **rcodec)
1263 {
1264 	static snd_device_ops_t ops = {
1265 		.dev_free =	snd_opti93x_dev_free,
1266 	};
1267 	int error;
1268 	opti93x_t *codec;
1269 
1270 	*rcodec = NULL;
1271 	codec = kzalloc(sizeof(*codec), GFP_KERNEL);
1272 	if (codec == NULL)
1273 		return -ENOMEM;
1274 	codec->irq = -1;
1275 	codec->dma1 = -1;
1276 	codec->dma2 = -1;
1277 
1278 	if ((codec->res_port = request_region(chip->wss_base + 4, 4, "OPTI93x CODEC")) == NULL) {
1279 		snd_printk(KERN_ERR "opti9xx: can't grab port 0x%lx\n", chip->wss_base + 4);
1280 		snd_opti93x_free(codec);
1281 		return -EBUSY;
1282 	}
1283 	if (request_dma(dma1, "OPTI93x - 1")) {
1284 		snd_printk(KERN_ERR "opti9xx: can't grab DMA1 %d\n", dma1);
1285 		snd_opti93x_free(codec);
1286 		return -EBUSY;
1287 	}
1288 	codec->dma1 = chip->dma1;
1289 	if (request_dma(dma2, "OPTI93x - 2")) {
1290 		snd_printk(KERN_ERR "opti9xx: can't grab DMA2 %d\n", dma2);
1291 		snd_opti93x_free(codec);
1292 		return -EBUSY;
1293 	}
1294 	codec->dma2 = chip->dma2;
1295 
1296 	if (request_irq(chip->irq, snd_opti93x_interrupt, SA_INTERRUPT, DRIVER_NAME" - WSS", codec)) {
1297 		snd_printk(KERN_ERR "opti9xx: can't grab IRQ %d\n", chip->irq);
1298 		snd_opti93x_free(codec);
1299 		return -EBUSY;
1300 	}
1301 
1302 	codec->card = card;
1303 	codec->port = chip->wss_base + 4;
1304 	codec->irq = chip->irq;
1305 
1306 	spin_lock_init(&codec->lock);
1307 	codec->hardware = chip->hardware;
1308 	codec->chip = chip;
1309 
1310 	if ((error = snd_opti93x_probe(codec))) {
1311 		snd_opti93x_free(codec);
1312 		return error;
1313 	}
1314 
1315 	snd_opti93x_init(codec);
1316 
1317 	/* Register device */
1318 	if ((error = snd_device_new(card, SNDRV_DEV_LOWLEVEL, codec, &ops)) < 0) {
1319 		snd_opti93x_free(codec);
1320 		return error;
1321 	}
1322 
1323 	*rcodec = codec;
1324 	return 0;
1325 }
1326 
1327 static snd_pcm_ops_t snd_opti93x_playback_ops = {
1328 	.open =		snd_opti93x_playback_open,
1329 	.close =	snd_opti93x_playback_close,
1330 	.ioctl =	snd_pcm_lib_ioctl,
1331 	.hw_params =	snd_opti93x_hw_params,
1332 	.hw_free =	snd_opti93x_hw_free,
1333 	.prepare =	snd_opti93x_playback_prepare,
1334 	.trigger =	snd_opti93x_playback_trigger,
1335 	.pointer =	snd_opti93x_playback_pointer,
1336 };
1337 
1338 static snd_pcm_ops_t snd_opti93x_capture_ops = {
1339 	.open =		snd_opti93x_capture_open,
1340 	.close =	snd_opti93x_capture_close,
1341 	.ioctl =	snd_pcm_lib_ioctl,
1342 	.hw_params =	snd_opti93x_hw_params,
1343 	.hw_free =	snd_opti93x_hw_free,
1344 	.prepare =	snd_opti93x_capture_prepare,
1345 	.trigger =	snd_opti93x_capture_trigger,
1346 	.pointer =	snd_opti93x_capture_pointer,
1347 };
1348 
1349 static void snd_opti93x_pcm_free(snd_pcm_t *pcm)
1350 {
1351 	opti93x_t *codec = pcm->private_data;
1352 	codec->pcm = NULL;
1353 	snd_pcm_lib_preallocate_free_for_all(pcm);
1354 }
1355 
1356 static int snd_opti93x_pcm(opti93x_t *codec, int device, snd_pcm_t **rpcm)
1357 {
1358 	int error;
1359 	snd_pcm_t *pcm;
1360 
1361 	if ((error = snd_pcm_new(codec->card, "OPTi 82C93X", device, 1, 1, &pcm)))
1362 		return error;
1363 
1364 	snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_opti93x_playback_ops);
1365 	snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_opti93x_capture_ops);
1366 
1367 	pcm->private_data = codec;
1368 	pcm->private_free = snd_opti93x_pcm_free;
1369 	pcm->info_flags = SNDRV_PCM_INFO_JOINT_DUPLEX;
1370 
1371 	strcpy(pcm->name, snd_opti93x_chip_id(codec));
1372 
1373 	snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1374 					      snd_dma_isa_data(),
1375 					      64*1024, codec->dma1 > 3 || codec->dma2 > 3 ? 128*1024 : 64*1024);
1376 
1377 	codec->pcm = pcm;
1378 	if (rpcm)
1379 		*rpcm = pcm;
1380 	return 0;
1381 }
1382 
1383 /*
1384  *  MIXER part
1385  */
1386 
1387 static int snd_opti93x_info_mux(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
1388 {
1389 	static char *texts[4] = {
1390 		"Line1", "Aux", "Mic", "Mix"
1391 	};
1392 
1393 	uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
1394 	uinfo->count = 2;
1395 	uinfo->value.enumerated.items = 4;
1396 	if (uinfo->value.enumerated.item > 3)
1397 		uinfo->value.enumerated.item = 3;
1398 	strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]);
1399 	return 0;
1400 }
1401 
1402 static int snd_opti93x_get_mux(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
1403 {
1404 	opti93x_t *chip = snd_kcontrol_chip(kcontrol);
1405 	unsigned long flags;
1406 
1407 	spin_lock_irqsave(&chip->lock, flags);
1408 	ucontrol->value.enumerated.item[0] = (chip->image[OPTi93X_MIXOUT_LEFT] & OPTi93X_MIXOUT_MIXER) >> 6;
1409 	ucontrol->value.enumerated.item[1] = (chip->image[OPTi93X_MIXOUT_RIGHT] & OPTi93X_MIXOUT_MIXER) >> 6;
1410 	spin_unlock_irqrestore(&chip->lock, flags);
1411 	return 0;
1412 }
1413 
1414 static int snd_opti93x_put_mux(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
1415 {
1416 	opti93x_t *chip = snd_kcontrol_chip(kcontrol);
1417 	unsigned long flags;
1418 	unsigned short left, right;
1419 	int change;
1420 
1421 	if (ucontrol->value.enumerated.item[0] > 3 ||
1422 	    ucontrol->value.enumerated.item[1] > 3)
1423 		return -EINVAL;
1424 	left = ucontrol->value.enumerated.item[0] << 6;
1425 	right = ucontrol->value.enumerated.item[1] << 6;
1426 	spin_lock_irqsave(&chip->lock, flags);
1427 	left = (chip->image[OPTi93X_MIXOUT_LEFT] & ~OPTi93X_MIXOUT_MIXER) | left;
1428 	right = (chip->image[OPTi93X_MIXOUT_RIGHT] & ~OPTi93X_MIXOUT_MIXER) | right;
1429 	change = left != chip->image[OPTi93X_MIXOUT_LEFT] ||
1430 	         right != chip->image[OPTi93X_MIXOUT_RIGHT];
1431 	snd_opti93x_out_image(chip, OPTi93X_MIXOUT_LEFT, left);
1432 	snd_opti93x_out_image(chip, OPTi93X_MIXOUT_RIGHT, right);
1433 	spin_unlock_irqrestore(&chip->lock, flags);
1434 	return change;
1435 }
1436 
1437 #if 0
1438 
1439 #define OPTi93X_SINGLE(xname, xindex, reg, shift, mask, invert) \
1440 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
1441   .info = snd_opti93x_info_single, \
1442   .get = snd_opti93x_get_single, .put = snd_opti93x_put_single, \
1443   .private_value = reg | (shift << 8) | (mask << 16) | (invert << 24) }
1444 
1445 static int snd_opti93x_info_single(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
1446 {
1447 	int mask = (kcontrol->private_value >> 16) & 0xff;
1448 
1449 	uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER;
1450 	uinfo->count = 1;
1451 	uinfo->value.integer.min = 0;
1452 	uinfo->value.integer.max = mask;
1453 	return 0;
1454 }
1455 
1456 static int snd_opti93x_get_single(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
1457 {
1458 	opti93x_t *chip = snd_kcontrol_chip(kcontrol);
1459 	unsigned long flags;
1460 	int reg = kcontrol->private_value & 0xff;
1461 	int shift = (kcontrol->private_value >> 8) & 0xff;
1462 	int mask = (kcontrol->private_value >> 16) & 0xff;
1463 	int invert = (kcontrol->private_value >> 24) & 0xff;
1464 
1465 	spin_lock_irqsave(&chip->lock, flags);
1466 	ucontrol->value.integer.value[0] = (chip->image[reg] >> shift) & mask;
1467 	spin_unlock_irqrestore(&chip->lock, flags);
1468 	if (invert)
1469 		ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0];
1470 	return 0;
1471 }
1472 
1473 static int snd_opti93x_put_single(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
1474 {
1475 	opti93x_t *chip = snd_kcontrol_chip(kcontrol);
1476 	unsigned long flags;
1477 	int reg = kcontrol->private_value & 0xff;
1478 	int shift = (kcontrol->private_value >> 8) & 0xff;
1479 	int mask = (kcontrol->private_value >> 16) & 0xff;
1480 	int invert = (kcontrol->private_value >> 24) & 0xff;
1481 	int change;
1482 	unsigned short val;
1483 
1484 	val = (ucontrol->value.integer.value[0] & mask);
1485 	if (invert)
1486 		val = mask - val;
1487 	val <<= shift;
1488 	spin_lock_irqsave(&chip->lock, flags);
1489 	val = (chip->image[reg] & ~(mask << shift)) | val;
1490 	change = val != chip->image[reg];
1491 	snd_opti93x_out(chip, reg, val);
1492 	spin_unlock_irqrestore(&chip->lock, flags);
1493 	return change;
1494 }
1495 
1496 #endif /* single */
1497 
1498 #define OPTi93X_DOUBLE(xname, xindex, left_reg, right_reg, shift_left, shift_right, mask, invert) \
1499 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
1500   .info = snd_opti93x_info_double, \
1501   .get = snd_opti93x_get_double, .put = snd_opti93x_put_double, \
1502   .private_value = left_reg | (right_reg << 8) | (shift_left << 16) | (shift_right << 19) | (mask << 24) | (invert << 22) }
1503 
1504 #define OPTi93X_DOUBLE_INVERT_INVERT(xctl) \
1505 	do { xctl.private_value ^= 22; } while (0)
1506 #define OPTi93X_DOUBLE_CHANGE_REGS(xctl, left_reg, right_reg) \
1507 	do { xctl.private_value &= ~0x0000ffff; \
1508 	     xctl.private_value |= left_reg | (right_reg << 8); } while (0)
1509 
1510 static int snd_opti93x_info_double(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
1511 {
1512 	int mask = (kcontrol->private_value >> 24) & 0xff;
1513 
1514 	uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER;
1515 	uinfo->count = 2;
1516 	uinfo->value.integer.min = 0;
1517 	uinfo->value.integer.max = mask;
1518 	return 0;
1519 }
1520 
1521 static int snd_opti93x_get_double(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
1522 {
1523 	opti93x_t *chip = snd_kcontrol_chip(kcontrol);
1524 	unsigned long flags;
1525 	int left_reg = kcontrol->private_value & 0xff;
1526 	int right_reg = (kcontrol->private_value >> 8) & 0xff;
1527 	int shift_left = (kcontrol->private_value >> 16) & 0x07;
1528 	int shift_right = (kcontrol->private_value >> 19) & 0x07;
1529 	int mask = (kcontrol->private_value >> 24) & 0xff;
1530 	int invert = (kcontrol->private_value >> 22) & 1;
1531 
1532 	spin_lock_irqsave(&chip->lock, flags);
1533 	ucontrol->value.integer.value[0] = (chip->image[left_reg] >> shift_left) & mask;
1534 	ucontrol->value.integer.value[1] = (chip->image[right_reg] >> shift_right) & mask;
1535 	spin_unlock_irqrestore(&chip->lock, flags);
1536 	if (invert) {
1537 		ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0];
1538 		ucontrol->value.integer.value[1] = mask - ucontrol->value.integer.value[1];
1539 	}
1540 	return 0;
1541 }
1542 
1543 static int snd_opti93x_put_double(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
1544 {
1545 	opti93x_t *chip = snd_kcontrol_chip(kcontrol);
1546 	unsigned long flags;
1547 	int left_reg = kcontrol->private_value & 0xff;
1548 	int right_reg = (kcontrol->private_value >> 8) & 0xff;
1549 	int shift_left = (kcontrol->private_value >> 16) & 0x07;
1550 	int shift_right = (kcontrol->private_value >> 19) & 0x07;
1551 	int mask = (kcontrol->private_value >> 24) & 0xff;
1552 	int invert = (kcontrol->private_value >> 22) & 1;
1553 	int change;
1554 	unsigned short val1, val2;
1555 
1556 	val1 = ucontrol->value.integer.value[0] & mask;
1557 	val2 = ucontrol->value.integer.value[1] & mask;
1558 	if (invert) {
1559 		val1 = mask - val1;
1560 		val2 = mask - val2;
1561 	}
1562 	val1 <<= shift_left;
1563 	val2 <<= shift_right;
1564 	spin_lock_irqsave(&chip->lock, flags);
1565 	val1 = (chip->image[left_reg] & ~(mask << shift_left)) | val1;
1566 	val2 = (chip->image[right_reg] & ~(mask << shift_right)) | val2;
1567 	change = val1 != chip->image[left_reg] || val2 != chip->image[right_reg];
1568 	snd_opti93x_out_image(chip, left_reg, val1);
1569 	snd_opti93x_out_image(chip, right_reg, val2);
1570 	spin_unlock_irqrestore(&chip->lock, flags);
1571 	return change;
1572 }
1573 
1574 static snd_kcontrol_new_t snd_opti93x_controls[] = {
1575 OPTi93X_DOUBLE("Master Playback Switch", 0, OPTi93X_OUT_LEFT, OPTi93X_OUT_RIGHT, 7, 7, 1, 1),
1576 OPTi93X_DOUBLE("Master Playback Volume", 0, OPTi93X_OUT_LEFT, OPTi93X_OUT_RIGHT, 1, 1, 31, 1),
1577 OPTi93X_DOUBLE("PCM Playback Switch", 0, OPTi93X_DAC_LEFT, OPTi93X_DAC_RIGHT, 7, 7, 1, 1),
1578 OPTi93X_DOUBLE("PCM Playback Volume", 0, OPTi93X_DAC_LEFT, OPTi93X_DAC_RIGHT, 0, 0, 31, 1),
1579 OPTi93X_DOUBLE("FM Playback Switch", 0, OPTi931_FM_LEFT_INPUT, OPTi931_FM_RIGHT_INPUT, 7, 7, 1, 1),
1580 OPTi93X_DOUBLE("FM Playback Volume", 0, OPTi931_FM_LEFT_INPUT, OPTi931_FM_RIGHT_INPUT, 1, 1, 15, 1),
1581 OPTi93X_DOUBLE("Line Playback Switch", 0, OPTi93X_LINE_LEFT_INPUT, OPTi93X_LINE_RIGHT_INPUT, 7, 7, 1, 1),
1582 OPTi93X_DOUBLE("Line Playback Volume", 0, OPTi93X_LINE_LEFT_INPUT, OPTi93X_LINE_RIGHT_INPUT, 1, 1, 15, 1),
1583 OPTi93X_DOUBLE("Mic Playback Switch", 0, OPTi93X_MIC_LEFT_INPUT, OPTi93X_MIC_RIGHT_INPUT, 7, 7, 1, 1),
1584 OPTi93X_DOUBLE("Mic Playback Volume", 0, OPTi93X_MIC_LEFT_INPUT, OPTi93X_MIC_RIGHT_INPUT, 1, 1, 15, 1),
1585 OPTi93X_DOUBLE("Mic Boost", 0, OPTi93X_MIXOUT_LEFT, OPTi93X_MIXOUT_RIGHT, 5, 5, 1, 1),
1586 OPTi93X_DOUBLE("CD Playback Switch", 0, OPTi93X_CD_LEFT_INPUT, OPTi93X_CD_RIGHT_INPUT, 7, 7, 1, 1),
1587 OPTi93X_DOUBLE("CD Playback Volume", 0, OPTi93X_CD_LEFT_INPUT, OPTi93X_CD_RIGHT_INPUT, 1, 1, 15, 1),
1588 OPTi93X_DOUBLE("Aux Playback Switch", 0, OPTi931_AUX_LEFT_INPUT, OPTi931_AUX_RIGHT_INPUT, 7, 7, 1, 1),
1589 OPTi93X_DOUBLE("Aux Playback Volume", 0, OPTi931_AUX_LEFT_INPUT, OPTi931_AUX_RIGHT_INPUT, 1, 1, 15, 1),
1590 OPTi93X_DOUBLE("Capture Volume", 0, OPTi93X_MIXOUT_LEFT, OPTi93X_MIXOUT_RIGHT, 0, 0, 15, 0),
1591 {
1592 	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1593 	.name = "Capture Source",
1594 	.info = snd_opti93x_info_mux,
1595 	.get = snd_opti93x_get_mux,
1596 	.put = snd_opti93x_put_mux,
1597 }
1598 };
1599 
1600 static int snd_opti93x_mixer(opti93x_t *chip)
1601 {
1602 	snd_card_t *card;
1603 	snd_kcontrol_new_t knew;
1604 	int err;
1605 	unsigned int idx;
1606 
1607 	snd_assert(chip != NULL && chip->card != NULL, return -EINVAL);
1608 
1609 	card = chip->card;
1610 
1611 	strcpy(card->mixername, snd_opti93x_chip_id(chip));
1612 
1613 	for (idx = 0; idx < ARRAY_SIZE(snd_opti93x_controls); idx++) {
1614 		knew = snd_opti93x_controls[idx];
1615 		if (chip->hardware == OPTi9XX_HW_82C930) {
1616 			if (strstr(knew.name, "FM"))	/* skip FM controls */
1617 				continue;
1618 			else if (strcmp(knew.name, "Mic Playback Volume"))
1619 				OPTi93X_DOUBLE_INVERT_INVERT(knew);
1620 			else if (strstr(knew.name, "Aux"))
1621 				OPTi93X_DOUBLE_CHANGE_REGS(knew, OPTi930_AUX_LEFT_INPUT, OPTi930_AUX_RIGHT_INPUT);
1622 			else if (strcmp(knew.name, "PCM Playback Volume"))
1623 				OPTi93X_DOUBLE_INVERT_INVERT(knew);
1624 			else if (strcmp(knew.name, "Master Playback Volume"))
1625 				OPTi93X_DOUBLE_INVERT_INVERT(knew);
1626 		}
1627 		if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_opti93x_controls[idx], chip))) < 0)
1628 			return err;
1629 	}
1630 	return 0;
1631 }
1632 
1633 #endif /* OPTi93X */
1634 
1635 static int __devinit snd_card_opti9xx_detect(snd_card_t *card, opti9xx_t *chip)
1636 {
1637 	int i, err;
1638 
1639 #ifndef OPTi93X
1640 	for (i = OPTi9XX_HW_82C928; i < OPTi9XX_HW_82C930; i++) {
1641 		unsigned char value;
1642 
1643 		if ((err = snd_opti9xx_init(chip, i)) < 0)
1644 			return err;
1645 
1646 		if ((chip->res_mc_base = request_region(chip->mc_base, chip->mc_base_size, "OPTi9xx MC")) == NULL)
1647 			continue;
1648 
1649 		value = snd_opti9xx_read(chip, OPTi9XX_MC_REG(1));
1650 		if ((value != 0xff) && (value != inb(chip->mc_base + 1)))
1651 			if (value == snd_opti9xx_read(chip, OPTi9XX_MC_REG(1)))
1652 				return 1;
1653 
1654 		release_and_free_resource(chip->res_mc_base);
1655 		chip->res_mc_base = NULL;
1656 
1657 	}
1658 #else	/* OPTi93X */
1659 	for (i = OPTi9XX_HW_82C931; i >= OPTi9XX_HW_82C930; i--) {
1660 		unsigned long flags;
1661 		unsigned char value;
1662 
1663 		if ((err = snd_opti9xx_init(chip, i)) < 0)
1664 			return err;
1665 
1666 		if ((chip->res_mc_base = request_region(chip->mc_base, chip->mc_base_size, "OPTi9xx MC")) == NULL)
1667 			continue;
1668 
1669 		spin_lock_irqsave(&chip->lock, flags);
1670 		outb(chip->password, chip->mc_base + chip->pwd_reg);
1671 		outb(((chip->mc_indir_index & (1 << 8)) >> 4) |
1672 			((chip->mc_indir_index & 0xf0) >> 4), chip->mc_base);
1673 		spin_unlock_irqrestore(&chip->lock, flags);
1674 
1675 		value = snd_opti9xx_read(chip, OPTi9XX_MC_REG(7));
1676 		snd_opti9xx_write(chip, OPTi9XX_MC_REG(7), 0xff - value);
1677 		if (snd_opti9xx_read(chip, OPTi9XX_MC_REG(7)) == 0xff - value)
1678 			return 1;
1679 
1680 		release_and_free_resource(chip->res_mc_base);
1681 		chip->res_mc_base = NULL;
1682 	}
1683 #endif	/* OPTi93X */
1684 
1685 	return -ENODEV;
1686 }
1687 
1688 #ifdef CONFIG_PNP
1689 static int __devinit snd_card_opti9xx_pnp(opti9xx_t *chip, struct pnp_card_link *card,
1690 					  const struct pnp_card_device_id *pid)
1691 {
1692 	struct pnp_dev *pdev;
1693 	struct pnp_resource_table *cfg = kmalloc(sizeof(*cfg), GFP_KERNEL);
1694 	int err;
1695 
1696 	chip->dev = pnp_request_card_device(card, pid->devs[0].id, NULL);
1697 	if (chip->dev == NULL) {
1698 		kfree(cfg);
1699 		return -EBUSY;
1700 	}
1701 	chip->devmpu = pnp_request_card_device(card, pid->devs[1].id, NULL);
1702 
1703 	pdev = chip->dev;
1704 	pnp_init_resource_table(cfg);
1705 
1706 #ifdef OPTi93X
1707 	if (port != SNDRV_AUTO_PORT)
1708 		pnp_resource_change(&cfg->port_resource[0], port + 4, 4);
1709 #else
1710 	if (pid->driver_data != 0x0924 && port != SNDRV_AUTO_PORT)
1711 		pnp_resource_change(&cfg->port_resource[1], port, 4);
1712 #endif	/* OPTi93X */
1713 	if (irq != SNDRV_AUTO_IRQ)
1714 		pnp_resource_change(&cfg->irq_resource[0], irq, 1);
1715 	if (dma1 != SNDRV_AUTO_DMA)
1716 		pnp_resource_change(&cfg->dma_resource[0], dma1, 1);
1717 #if defined(CS4231) || defined(OPTi93X)
1718 	if (dma2 != SNDRV_AUTO_DMA)
1719 		pnp_resource_change(&cfg->dma_resource[1], dma2, 1);
1720 #else
1721 #ifdef snd_opti9xx_fixup_dma2
1722 	snd_opti9xx_fixup_dma2(pdev);
1723 #endif
1724 #endif	/* CS4231 || OPTi93X */
1725 #ifdef OPTi93X
1726 	if (fm_port > 0 && fm_port != SNDRV_AUTO_PORT)
1727 		pnp_resource_change(&cfg->port_resource[1], fm_port, 4);
1728 #else
1729 	if (fm_port > 0 && fm_port != SNDRV_AUTO_PORT)
1730 		pnp_resource_change(&cfg->port_resource[2], fm_port, 4);
1731 #endif
1732 	if (pnp_manual_config_dev(pdev, cfg, 0) < 0)
1733 		snd_printk(KERN_ERR "AUDIO the requested resources are invalid, using auto config\n");
1734 	err = pnp_activate_dev(pdev);
1735 	if (err < 0) {
1736 		snd_printk(KERN_ERR "AUDIO pnp configure failure: %d\n", err);
1737 		kfree(cfg);
1738 		return err;
1739 	}
1740 
1741 #ifdef OPTi93X
1742 	port = pnp_port_start(pdev, 0) - 4;
1743 	fm_port = pnp_port_start(pdev, 1);
1744 #else
1745 	if (pid->driver_data != 0x0924)
1746 		port = pnp_port_start(pdev, 1);
1747 	fm_port = pnp_port_start(pdev, 2);
1748 #endif	/* OPTi93X */
1749 	irq = pnp_irq(pdev, 0);
1750 	dma1 = pnp_dma(pdev, 0);
1751 #if defined(CS4231) || defined(OPTi93X)
1752 	dma2 = pnp_dma(pdev, 1);
1753 #endif	/* CS4231 || OPTi93X */
1754 
1755 	pdev = chip->devmpu;
1756 	if (pdev && mpu_port > 0) {
1757 		pnp_init_resource_table(cfg);
1758 
1759 		if (mpu_port != SNDRV_AUTO_PORT)
1760 			pnp_resource_change(&cfg->port_resource[0], mpu_port, 2);
1761 		if (mpu_irq != SNDRV_AUTO_IRQ)
1762 			pnp_resource_change(&cfg->irq_resource[0], mpu_irq, 1);
1763 
1764 		if (pnp_manual_config_dev(pdev, cfg, 0) < 0)
1765 			snd_printk(KERN_ERR "AUDIO the requested resources are invalid, using auto config\n");
1766 		err = pnp_activate_dev(pdev);
1767 		if (err < 0) {
1768 			snd_printk(KERN_ERR "AUDIO pnp configure failure\n");
1769 			mpu_port = -1;
1770 			chip->devmpu = NULL;
1771 		} else {
1772 			mpu_port = pnp_port_start(pdev, 0);
1773 			mpu_irq = pnp_irq(pdev, 0);
1774 		}
1775 	}
1776 	kfree(cfg);
1777 	return pid->driver_data;
1778 }
1779 #endif	/* CONFIG_PNP */
1780 
1781 #if 0
1782 static int __devinit snd_card_opti9xx_resources(struct snd_card_opti9xx *chip,
1783 						snd_card_t *card)
1784 {
1785 	int error, i, pnp = 0;
1786 
1787 #ifdef CONFIG_PNP
1788 	pnp = chip->dev != NULL;
1789 #endif	/* CONFIG_PNP */
1790 
1791 #ifndef OPTi93X
1792 	if (chip->chip->hardware == OPTi9XX_HW_82C928)
1793 		mpu_port = -1;
1794 #endif	/* OPTi93X */
1795 	error = 0;
1796 	if (!pnp && (mpu_port == SNDRV_DEFAULT_PORT1)) {
1797 		for (i = 0; possible_mpu_ports[i] != -1; i++)
1798 			if (!snd_register_ioport(card, possible_mpu_ports[i], 2,
1799 					DRIVER_NAME" - MPU-401", NULL)) {
1800 				mpu_port = possible_mpu_ports[i];
1801 				break;
1802 			}
1803 		if (mpu_port == SNDRV_DEFAULT_PORT1)
1804 			error = -EBUSY;
1805 	}
1806 	else
1807 		error = (mpu_port == -1) ? -ENODEV :
1808 			snd_register_ioport(card, mpu_port, 2,
1809 			DRIVER_NAME" - MPU-401", NULL);
1810 	if (error)
1811 		chip->chip->mpu_port = -1;
1812 	else if (pnp && (irq == mpu_irq))
1813 		chip->chip->mpu_irq = mpu_irq;
1814 	else if (!snd_register_interrupt(card,
1815 			DRIVER_NAME" - MPU-401",
1816 			mpu_irq, SNDRV_IRQ_TYPE_ISA,
1817 			snd_card_opti9xx_mpu_interrupt, chip,
1818 			pnp ? no_alternatives : possible_mpu_irqs,
1819 			&chip->mpuirqptr)) {
1820 		chip->chip->mpu_port = mpu_port;
1821 		chip->chip->mpu_irq = chip->mpuirqptr->irq;
1822 	}
1823 	else
1824 		chip->chip->mpu_port = -1;
1825 
1826 	if (!pnp && (port == SNDRV_DEFAULT_PORT1)) {
1827 		for (i = 0; possible_ports[i] != -1; i++)
1828 			if (!snd_register_ioport(card, possible_ports[i], 8,
1829 					DRIVER_NAME" - WSS", NULL)) {
1830 				port = possible_ports[i];
1831 				break;
1832 			}
1833 		if (port == SNDRV_DEFAULT_PORT1)
1834 			return -EBUSY;
1835 	}
1836 	else if ((error = snd_register_ioport(card, port, 8,
1837 			DRIVER_NAME" - WSS", NULL)) < 0)
1838 		return error;
1839 	chip->chip->wss_base = port;
1840 	if ((error = snd_register_interrupt(card, DRIVER_NAME" - WSS",
1841 			irq, SNDRV_IRQ_TYPE_ISA,
1842 			snd_card_opti9xx_interrupt, chip,
1843 			pnp ? no_alternatives : possible_irqs,
1844 			&chip->irqptr)) < 0)
1845 		return error;
1846 	chip->chip->irq = chip->irqptr->irq;
1847 	if ((error = snd_register_dma_channel(card,
1848 #if defined(CS4231) || defined(OPTi93X)
1849 			DRIVER_NAME" - WSS playback",
1850 #else
1851 			DRIVER_NAME" - WSS",
1852 #endif	/* CS4231 || OPTi93X */
1853 			dma1, SNDRV_DMA_TYPE_ISA, dma1_size,
1854 			pnp ? no_alternatives : possible_dma1s,
1855 			&chip->dma1ptr)) < 0)
1856 		return error;
1857 	chip->chip->dma1 = chip->dma1ptr->dma;
1858 #if defined(CS4231) || defined(OPTi93X)
1859 	if ((error = snd_register_dma_channel(card, DRIVER_NAME" - WSS capture",
1860 			dma2, SNDRV_DMA_TYPE_ISA, dma2_size,
1861 			pnp ? no_alternatives :
1862 				possible_dma2s[chip->dma1ptr->dma],
1863 			&chip->dma2ptr)) < 0)
1864 		return error;
1865 	chip->chip->dma2 = chip->dma2ptr->dma;
1866 #endif	/* CS4231 || OPTi93X */
1867 
1868 	if (snd_register_ioport(card,
1869 			pnp ? fm_port : fm_port = 0x388, 4,
1870 			DRIVER_NAME" - OPL", NULL) < 0)
1871 		fm_port = -1;
1872 	chip->chip->fm_port = fm_port;
1873 
1874 	return 0;
1875 }
1876 #endif
1877 
1878 static void snd_card_opti9xx_free(snd_card_t *card)
1879 {
1880 	opti9xx_t *chip = (opti9xx_t *)card->private_data;
1881 
1882 	if (chip)
1883 		release_and_free_resource(chip->res_mc_base);
1884 }
1885 
1886 static int snd_card_opti9xx_probe(struct pnp_card_link *pcard,
1887 				  const struct pnp_card_device_id *pid)
1888 {
1889 	static long possible_ports[] = {0x530, 0xe80, 0xf40, 0x604, -1};
1890 	static long possible_mpu_ports[] = {0x300, 0x310, 0x320, 0x330, -1};
1891 #ifdef OPTi93X
1892 	static int possible_irqs[] = {5, 9, 10, 11, 7, -1};
1893 #else
1894 	static int possible_irqs[] = {9, 10, 11, 7, -1};
1895 #endif	/* OPTi93X */
1896 	static int possible_mpu_irqs[] = {5, 9, 10, 7, -1};
1897 	static int possible_dma1s[] = {3, 1, 0, -1};
1898 #if defined(CS4231) || defined(OPTi93X)
1899 	static int possible_dma2s[][2] = {{1,-1}, {0,-1}, {-1,-1}, {0,-1}};
1900 #endif	/* CS4231 || OPTi93X */
1901 	int error;
1902 	opti9xx_t *chip;
1903 #if defined(OPTi93X)
1904 	opti93x_t *codec;
1905 #elif defined(CS4231)
1906 	cs4231_t *codec;
1907 	snd_timer_t *timer;
1908 #else
1909 	ad1848_t *codec;
1910 #endif
1911 	snd_card_t *card;
1912 	snd_pcm_t *pcm;
1913 	snd_rawmidi_t *rmidi;
1914 	snd_hwdep_t *synth;
1915 #ifdef CONFIG_PNP
1916 	int hw;
1917 #endif	/* CONFIG_PNP */
1918 
1919 	if (pcard && !snd_opti9xx_first_hit)
1920 		return -EBUSY;
1921 	if (!(card = snd_card_new(index, id, THIS_MODULE,
1922 				  sizeof(opti9xx_t))))
1923 		return -ENOMEM;
1924 	card->private_free = snd_card_opti9xx_free;
1925 	chip = (opti9xx_t *)card->private_data;
1926 
1927 #ifdef CONFIG_PNP
1928 	if (isapnp && pcard && (hw = snd_card_opti9xx_pnp(chip, pcard, pid)) > 0) {
1929 		switch (hw) {
1930 		case 0x0924:
1931 			hw = OPTi9XX_HW_82C924;
1932 			break;
1933 		case 0x0925:
1934 			hw = OPTi9XX_HW_82C925;
1935 			break;
1936 		case 0x0931:
1937 			hw = OPTi9XX_HW_82C931;
1938 			break;
1939 		default:
1940 			snd_card_free(card);
1941 			return -ENODEV;
1942 		}
1943 
1944 		if ((error = snd_opti9xx_init(chip, hw))) {
1945 			snd_card_free(card);
1946 			return error;
1947 		}
1948 		if (hw <= OPTi9XX_HW_82C930)
1949 			chip->mc_base -= 0x80;
1950 		snd_card_set_dev(card, &pcard->card->dev);
1951 	} else {
1952 #endif	/* CONFIG_PNP */
1953 		if ((error = snd_card_opti9xx_detect(card, chip)) < 0) {
1954 			snd_card_free(card);
1955 			return error;
1956 		}
1957 		if ((error = snd_card_set_generic_dev(card)) < 0) {
1958 			snd_card_free(card);
1959 			return error;
1960 		}
1961 #ifdef CONFIG_PNP
1962 	}
1963 #endif	/* CONFIG_PNP */
1964 
1965 	if (! chip->res_mc_base &&
1966 	    (chip->res_mc_base = request_region(chip->mc_base, chip->mc_base_size, "OPTi9xx MC")) == NULL) {
1967 		snd_card_free(card);
1968 		return -ENOMEM;
1969 	}
1970 
1971 	chip->wss_base = port;
1972 	chip->fm_port = fm_port;
1973 	chip->mpu_port = mpu_port;
1974 	chip->irq = irq;
1975 	chip->mpu_irq = mpu_irq;
1976 	chip->dma1 = dma1;
1977 #if defined(CS4231) || defined(OPTi93X)
1978 	chip->dma2 = dma2;
1979 #endif
1980 
1981 	if (chip->wss_base == SNDRV_AUTO_PORT) {
1982 		if ((chip->wss_base = snd_legacy_find_free_ioport(possible_ports, 4)) < 0) {
1983 			snd_card_free(card);
1984 			snd_printk("unable to find a free WSS port\n");
1985 			return -EBUSY;
1986 		}
1987 	}
1988 #ifdef CONFIG_PNP
1989 	if (!isapnp) {
1990 #endif
1991 	if (chip->mpu_port == SNDRV_AUTO_PORT) {
1992 		if ((chip->mpu_port = snd_legacy_find_free_ioport(possible_mpu_ports, 2)) < 0) {
1993 			snd_card_free(card);
1994 			snd_printk("unable to find a free MPU401 port\n");
1995 			return -EBUSY;
1996 		}
1997 	}
1998 	if (chip->irq == SNDRV_AUTO_IRQ) {
1999 		if ((chip->irq = snd_legacy_find_free_irq(possible_irqs)) < 0) {
2000 			snd_card_free(card);
2001 			snd_printk("unable to find a free IRQ\n");
2002 			return -EBUSY;
2003 		}
2004 	}
2005 	if (chip->mpu_irq == SNDRV_AUTO_IRQ) {
2006 		if ((chip->mpu_irq = snd_legacy_find_free_irq(possible_mpu_irqs)) < 0) {
2007 			snd_card_free(card);
2008 			snd_printk("unable to find a free MPU401 IRQ\n");
2009 			return -EBUSY;
2010 		}
2011 	}
2012 	if (chip->dma1 == SNDRV_AUTO_DMA) {
2013                 if ((chip->dma1 = snd_legacy_find_free_dma(possible_dma1s)) < 0) {
2014                         snd_card_free(card);
2015 			snd_printk("unable to find a free DMA1\n");
2016 			return -EBUSY;
2017 		}
2018         }
2019 #if defined(CS4231) || defined(OPTi93X)
2020 	if (chip->dma2 == SNDRV_AUTO_DMA) {
2021                 if ((chip->dma2 = snd_legacy_find_free_dma(possible_dma2s[chip->dma1 % 4])) < 0) {
2022                         snd_card_free(card);
2023 			snd_printk("unable to find a free DMA2\n");
2024 			return -EBUSY;
2025 		}
2026         }
2027 #endif
2028 
2029 #ifdef CONFIG_PNP
2030 	}
2031 #endif
2032 
2033 	if ((error = snd_opti9xx_configure(chip))) {
2034 		snd_card_free(card);
2035 		return error;
2036 	}
2037 
2038 #if defined(OPTi93X)
2039 	if ((error = snd_opti93x_create(card, chip, chip->dma1, chip->dma2, &codec))) {
2040 		snd_card_free(card);
2041 		return error;
2042 	}
2043 	if ((error = snd_opti93x_pcm(codec, 0, &pcm)) < 0) {
2044 		snd_card_free(card);
2045 		return error;
2046 	}
2047 	if ((error = snd_opti93x_mixer(codec)) < 0) {
2048 		snd_card_free(card);
2049 		return error;
2050 	}
2051 #elif defined(CS4231)
2052 	if ((error = snd_cs4231_create(card, chip->wss_base + 4, -1,
2053 				       chip->irq, chip->dma1, chip->dma2,
2054 				       CS4231_HW_DETECT,
2055 				       0,
2056 				       &codec)) < 0) {
2057 		snd_card_free(card);
2058 		return error;
2059 	}
2060 	if ((error = snd_cs4231_pcm(codec, 0, &pcm)) < 0) {
2061 		snd_card_free(card);
2062 		return error;
2063 	}
2064 	if ((error = snd_cs4231_mixer(codec)) < 0) {
2065 		snd_card_free(card);
2066 		return error;
2067 	}
2068 	if ((error = snd_cs4231_timer(codec, 0, &timer)) < 0) {
2069 		snd_card_free(card);
2070 		return error;
2071 	}
2072 #else
2073 	if ((error = snd_ad1848_create(card, chip->wss_base + 4,
2074 				       chip->irq, chip->dma1,
2075 				       AD1848_HW_DETECT, &codec)) < 0) {
2076 		snd_card_free(card);
2077 		return error;
2078 	}
2079 	if ((error = snd_ad1848_pcm(codec, 0, &pcm)) < 0) {
2080 		snd_card_free(card);
2081 		return error;
2082 	}
2083 	if ((error = snd_ad1848_mixer(codec)) < 0) {
2084 		snd_card_free(card);
2085 		return error;
2086 	}
2087 #endif
2088 	strcpy(card->driver, chip->name);
2089 	sprintf(card->shortname, "OPTi %s", card->driver);
2090 #if defined(CS4231) || defined(OPTi93X)
2091 	sprintf(card->longname, "%s, %s at 0x%lx, irq %d, dma %d&%d",
2092 		card->shortname, pcm->name, chip->wss_base + 4,
2093 		chip->irq, chip->dma1, chip->dma2);
2094 #else
2095 	sprintf(card->longname, "%s, %s at 0x%lx, irq %d, dma %d",
2096 		card->shortname, pcm->name, chip->wss_base + 4,
2097 		chip->irq, chip->dma1);
2098 #endif	/* CS4231 || OPTi93X */
2099 
2100 	if (chip->mpu_port <= 0 || chip->mpu_port == SNDRV_AUTO_PORT)
2101 		rmidi = NULL;
2102 	else
2103 		if ((error = snd_mpu401_uart_new(card, 0, MPU401_HW_MPU401,
2104 				chip->mpu_port, 0, chip->mpu_irq, SA_INTERRUPT,
2105 				&rmidi)))
2106 			snd_printk("no MPU-401 device at 0x%lx?\n", chip->mpu_port);
2107 
2108 	if (chip->fm_port > 0 && chip->fm_port != SNDRV_AUTO_PORT) {
2109 		opl3_t *opl3 = NULL;
2110 #ifndef OPTi93X
2111 		if (chip->hardware == OPTi9XX_HW_82C928 ||
2112 		    chip->hardware == OPTi9XX_HW_82C929 ||
2113 		    chip->hardware == OPTi9XX_HW_82C924) {
2114 			opl4_t *opl4;
2115 			/* assume we have an OPL4 */
2116 			snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(2),
2117 					       0x20, 0x20);
2118 			if (snd_opl4_create(card,
2119 					    chip->fm_port,
2120 					    chip->fm_port - 8,
2121 					    2, &opl3, &opl4) < 0) {
2122 				/* no luck, use OPL3 instead */
2123 				snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(2),
2124 						       0x00, 0x20);
2125 			}
2126 		}
2127 #endif	/* !OPTi93X */
2128 		if (!opl3 && snd_opl3_create(card,
2129 					     chip->fm_port,
2130 					     chip->fm_port + 2,
2131 					     OPL3_HW_AUTO, 0, &opl3) < 0) {
2132 			snd_printk("no OPL device at 0x%lx-0x%lx\n",
2133 				   chip->fm_port, chip->fm_port + 4 - 1);
2134 		}
2135 		if (opl3) {
2136 			if ((error = snd_opl3_timer_new(opl3,
2137 #ifdef CS4231
2138 							1, 2)) < 0) {
2139 #else
2140 							0, 1)) < 0) {
2141 #endif	/* CS4231 */
2142 				snd_card_free(card);
2143 				return error;
2144 			}
2145 			if ((error = snd_opl3_hwdep_new(opl3, 0, 1, &synth)) < 0) {
2146 				snd_card_free(card);
2147 				return error;
2148 			}
2149 		}
2150 	}
2151 
2152 	if ((error = snd_card_register(card))) {
2153 		snd_card_free(card);
2154 		return error;
2155 	}
2156 	snd_opti9xx_first_hit = 0;
2157 	if (pcard)
2158 		pnp_set_card_drvdata(pcard, card);
2159 	else
2160 		snd_opti9xx_legacy = card;
2161 	return 0;
2162 }
2163 
2164 #ifdef CONFIG_PNP
2165 static void __devexit snd_opti9xx_pnp_remove(struct pnp_card_link * pcard)
2166 {
2167 	snd_card_t *card = (snd_card_t *) pnp_get_card_drvdata(pcard);
2168 
2169 	snd_card_disconnect(card);
2170 	snd_card_free_in_thread(card);
2171 	snd_opti9xx_first_hit = 0;
2172 }
2173 
2174 static struct pnp_card_driver opti9xx_pnpc_driver = {
2175 	.flags		= PNP_DRIVER_RES_DISABLE,
2176 	.name		= "opti9xx",
2177 	.id_table	= snd_opti9xx_pnpids,
2178 	.probe		= snd_card_opti9xx_probe,
2179 	.remove		= __devexit_p(snd_opti9xx_pnp_remove),
2180 };
2181 #endif
2182 
2183 static int __init alsa_card_opti9xx_init(void)
2184 {
2185 	int cards, error;
2186 
2187 #ifdef CONFIG_PNP
2188 	cards = pnp_register_card_driver(&opti9xx_pnpc_driver);
2189 #else
2190 	cards = 0;
2191 #endif
2192 	if (cards == 0 && (error = snd_card_opti9xx_probe(NULL, NULL)) < 0) {
2193 #ifdef CONFIG_PNP
2194 		pnp_unregister_card_driver(&opti9xx_pnpc_driver);
2195 #endif
2196 #ifdef MODULE
2197 #ifdef OPTi93X
2198 		printk(KERN_ERR "no OPTi 82C93x soundcard found\n");
2199 #else
2200 		printk(KERN_ERR "no OPTi 82C92x soundcard found\n");
2201 #endif	/* OPTi93X */
2202 #endif
2203 		return error;
2204 	}
2205 	return 0;
2206 }
2207 
2208 static void __exit alsa_card_opti9xx_exit(void)
2209 {
2210 #ifdef CONFIG_PNP
2211 	pnp_unregister_card_driver(&opti9xx_pnpc_driver);
2212 #endif
2213 	if (snd_opti9xx_legacy)
2214 		snd_card_free(snd_opti9xx_legacy);
2215 }
2216 
2217 module_init(alsa_card_opti9xx_init)
2218 module_exit(alsa_card_opti9xx_exit)
2219