xref: /openbmc/linux/sound/isa/opti9xx/miro.c (revision 0ed2dd03)
1 /*
2  *   ALSA soundcard driver for Miro miroSOUND PCM1 pro
3  *                                  miroSOUND PCM12
4  *                                  miroSOUND PCM20 Radio
5  *
6  *   Copyright (C) 2004-2005 Martin Langer <martin-langer@gmx.de>
7  *
8  *   Based on OSS ACI and ALSA OPTi9xx drivers
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 #include <linux/init.h>
26 #include <linux/err.h>
27 #include <linux/isa.h>
28 #include <linux/pnp.h>
29 #include <linux/delay.h>
30 #include <linux/ioport.h>
31 #include <linux/module.h>
32 #include <linux/io.h>
33 #include <asm/dma.h>
34 #include <sound/core.h>
35 #include <sound/wss.h>
36 #include <sound/mpu401.h>
37 #include <sound/opl4.h>
38 #include <sound/control.h>
39 #include <sound/info.h>
40 #define SNDRV_LEGACY_FIND_FREE_IOPORT
41 #define SNDRV_LEGACY_FIND_FREE_IRQ
42 #define SNDRV_LEGACY_FIND_FREE_DMA
43 #include <sound/initval.h>
44 #include <sound/aci.h>
45 
46 MODULE_AUTHOR("Martin Langer <martin-langer@gmx.de>");
47 MODULE_LICENSE("GPL");
48 MODULE_DESCRIPTION("Miro miroSOUND PCM1 pro, PCM12, PCM20 Radio");
49 MODULE_SUPPORTED_DEVICE("{{Miro,miroSOUND PCM1 pro}, "
50 			"{Miro,miroSOUND PCM12}, "
51 			"{Miro,miroSOUND PCM20 Radio}}");
52 
53 static int index = SNDRV_DEFAULT_IDX1;		/* Index 0-MAX */
54 static char *id = SNDRV_DEFAULT_STR1;		/* ID for this card */
55 static long port = SNDRV_DEFAULT_PORT1; 	/* 0x530,0xe80,0xf40,0x604 */
56 static long mpu_port = SNDRV_DEFAULT_PORT1;	/* 0x300,0x310,0x320,0x330 */
57 static long fm_port = SNDRV_DEFAULT_PORT1;	/* 0x388 */
58 static int irq = SNDRV_DEFAULT_IRQ1;		/* 5,7,9,10,11 */
59 static int mpu_irq = SNDRV_DEFAULT_IRQ1;	/* 5,7,9,10 */
60 static int dma1 = SNDRV_DEFAULT_DMA1;		/* 0,1,3 */
61 static int dma2 = SNDRV_DEFAULT_DMA1;		/* 0,1,3 */
62 static int wss;
63 static int ide;
64 #ifdef CONFIG_PNP
65 static bool isapnp = 1;				/* Enable ISA PnP detection */
66 #endif
67 
68 module_param(index, int, 0444);
69 MODULE_PARM_DESC(index, "Index value for miro soundcard.");
70 module_param(id, charp, 0444);
71 MODULE_PARM_DESC(id, "ID string for miro soundcard.");
72 module_param_hw(port, long, ioport, 0444);
73 MODULE_PARM_DESC(port, "WSS port # for miro driver.");
74 module_param_hw(mpu_port, long, ioport, 0444);
75 MODULE_PARM_DESC(mpu_port, "MPU-401 port # for miro driver.");
76 module_param_hw(fm_port, long, ioport, 0444);
77 MODULE_PARM_DESC(fm_port, "FM Port # for miro driver.");
78 module_param_hw(irq, int, irq, 0444);
79 MODULE_PARM_DESC(irq, "WSS irq # for miro driver.");
80 module_param_hw(mpu_irq, int, irq, 0444);
81 MODULE_PARM_DESC(mpu_irq, "MPU-401 irq # for miro driver.");
82 module_param_hw(dma1, int, dma, 0444);
83 MODULE_PARM_DESC(dma1, "1st dma # for miro driver.");
84 module_param_hw(dma2, int, dma, 0444);
85 MODULE_PARM_DESC(dma2, "2nd dma # for miro driver.");
86 module_param(wss, int, 0444);
87 MODULE_PARM_DESC(wss, "wss mode");
88 module_param(ide, int, 0444);
89 MODULE_PARM_DESC(ide, "enable ide port");
90 #ifdef CONFIG_PNP
91 module_param(isapnp, bool, 0444);
92 MODULE_PARM_DESC(isapnp, "Enable ISA PnP detection for specified soundcard.");
93 #endif
94 
95 #define OPTi9XX_HW_DETECT	0
96 #define OPTi9XX_HW_82C928	1
97 #define OPTi9XX_HW_82C929	2
98 #define OPTi9XX_HW_82C924	3
99 #define OPTi9XX_HW_82C925	4
100 #define OPTi9XX_HW_82C930	5
101 #define OPTi9XX_HW_82C931	6
102 #define OPTi9XX_HW_82C933	7
103 #define OPTi9XX_HW_LAST		OPTi9XX_HW_82C933
104 
105 #define OPTi9XX_MC_REG(n)	n
106 
107 struct snd_miro {
108 	unsigned short hardware;
109 	unsigned char password;
110 	char name[7];
111 
112 	struct resource *res_mc_base;
113 	struct resource *res_aci_port;
114 
115 	unsigned long mc_base;
116 	unsigned long mc_base_size;
117 	unsigned long pwd_reg;
118 
119 	spinlock_t lock;
120 	struct snd_pcm *pcm;
121 
122 	long wss_base;
123 	int irq;
124 	int dma1;
125 	int dma2;
126 
127 	long mpu_port;
128 	int mpu_irq;
129 
130 	struct snd_miro_aci *aci;
131 };
132 
133 static struct snd_miro_aci aci_device;
134 
135 static char * snd_opti9xx_names[] = {
136 	"unknown",
137 	"82C928", "82C929",
138 	"82C924", "82C925",
139 	"82C930", "82C931", "82C933"
140 };
141 
142 static int snd_miro_pnp_is_probed;
143 
144 #ifdef CONFIG_PNP
145 
146 static const struct pnp_card_device_id snd_miro_pnpids[] = {
147 	/* PCM20 and PCM12 in PnP mode */
148 	{ .id = "MIR0924",
149 	  .devs = { { "MIR0000" }, { "MIR0002" }, { "MIR0005" } }, },
150 	{ .id = "" }
151 };
152 
153 MODULE_DEVICE_TABLE(pnp_card, snd_miro_pnpids);
154 
155 #endif	/* CONFIG_PNP */
156 
157 /*
158  *  ACI control
159  */
160 
161 static int aci_busy_wait(struct snd_miro_aci *aci)
162 {
163 	long timeout;
164 	unsigned char byte;
165 
166 	for (timeout = 1; timeout <= ACI_MINTIME + 30; timeout++) {
167 		byte = inb(aci->aci_port + ACI_REG_BUSY);
168 		if ((byte & 1) == 0) {
169 			if (timeout >= ACI_MINTIME)
170 				snd_printd("aci ready in round %ld.\n",
171 					   timeout-ACI_MINTIME);
172 			return byte;
173 		}
174 		if (timeout >= ACI_MINTIME) {
175 			long out=10*HZ;
176 			switch (timeout-ACI_MINTIME) {
177 			case 0 ... 9:
178 				out /= 10;
179 			case 10 ... 19:
180 				out /= 10;
181 			case 20 ... 30:
182 				out /= 10;
183 			default:
184 				set_current_state(TASK_UNINTERRUPTIBLE);
185 				schedule_timeout(out);
186 				break;
187 			}
188 		}
189 	}
190 	snd_printk(KERN_ERR "aci_busy_wait() time out\n");
191 	return -EBUSY;
192 }
193 
194 static inline int aci_write(struct snd_miro_aci *aci, unsigned char byte)
195 {
196 	if (aci_busy_wait(aci) >= 0) {
197 		outb(byte, aci->aci_port + ACI_REG_COMMAND);
198 		return 0;
199 	} else {
200 		snd_printk(KERN_ERR "aci busy, aci_write(0x%x) stopped.\n", byte);
201 		return -EBUSY;
202 	}
203 }
204 
205 static inline int aci_read(struct snd_miro_aci *aci)
206 {
207 	unsigned char byte;
208 
209 	if (aci_busy_wait(aci) >= 0) {
210 		byte = inb(aci->aci_port + ACI_REG_STATUS);
211 		return byte;
212 	} else {
213 		snd_printk(KERN_ERR "aci busy, aci_read() stopped.\n");
214 		return -EBUSY;
215 	}
216 }
217 
218 int snd_aci_cmd(struct snd_miro_aci *aci, int write1, int write2, int write3)
219 {
220 	int write[] = {write1, write2, write3};
221 	int value, i;
222 
223 	if (mutex_lock_interruptible(&aci->aci_mutex))
224 		return -EINTR;
225 
226 	for (i=0; i<3; i++) {
227 		if (write[i]< 0 || write[i] > 255)
228 			break;
229 		else {
230 			value = aci_write(aci, write[i]);
231 			if (value < 0)
232 				goto out;
233 		}
234 	}
235 
236 	value = aci_read(aci);
237 
238 out:	mutex_unlock(&aci->aci_mutex);
239 	return value;
240 }
241 EXPORT_SYMBOL(snd_aci_cmd);
242 
243 static int aci_getvalue(struct snd_miro_aci *aci, unsigned char index)
244 {
245 	return snd_aci_cmd(aci, ACI_STATUS, index, -1);
246 }
247 
248 static int aci_setvalue(struct snd_miro_aci *aci, unsigned char index,
249 			int value)
250 {
251 	return snd_aci_cmd(aci, index, value, -1);
252 }
253 
254 struct snd_miro_aci *snd_aci_get_aci(void)
255 {
256 	if (aci_device.aci_port == 0)
257 		return NULL;
258 	return &aci_device;
259 }
260 EXPORT_SYMBOL(snd_aci_get_aci);
261 
262 /*
263  *  MIXER part
264  */
265 
266 #define snd_miro_info_capture	snd_ctl_boolean_mono_info
267 
268 static int snd_miro_get_capture(struct snd_kcontrol *kcontrol,
269 				struct snd_ctl_elem_value *ucontrol)
270 {
271 	struct snd_miro *miro = snd_kcontrol_chip(kcontrol);
272 	int value;
273 
274 	value = aci_getvalue(miro->aci, ACI_S_GENERAL);
275 	if (value < 0) {
276 		snd_printk(KERN_ERR "snd_miro_get_capture() failed: %d\n",
277 			   value);
278 		return value;
279 	}
280 
281 	ucontrol->value.integer.value[0] = value & 0x20;
282 
283 	return 0;
284 }
285 
286 static int snd_miro_put_capture(struct snd_kcontrol *kcontrol,
287 				struct snd_ctl_elem_value *ucontrol)
288 {
289 	struct snd_miro *miro = snd_kcontrol_chip(kcontrol);
290 	int change, value, error;
291 
292 	value = !(ucontrol->value.integer.value[0]);
293 
294 	error = aci_setvalue(miro->aci, ACI_SET_SOLOMODE, value);
295 	if (error < 0) {
296 		snd_printk(KERN_ERR "snd_miro_put_capture() failed: %d\n",
297 			   error);
298 		return error;
299 	}
300 
301 	change = (value != miro->aci->aci_solomode);
302 	miro->aci->aci_solomode = value;
303 
304 	return change;
305 }
306 
307 static int snd_miro_info_preamp(struct snd_kcontrol *kcontrol,
308 				struct snd_ctl_elem_info *uinfo)
309 {
310 	uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
311 	uinfo->count = 1;
312 	uinfo->value.integer.min = 0;
313 	uinfo->value.integer.max = 3;
314 
315 	return 0;
316 }
317 
318 static int snd_miro_get_preamp(struct snd_kcontrol *kcontrol,
319 			       struct snd_ctl_elem_value *ucontrol)
320 {
321 	struct snd_miro *miro = snd_kcontrol_chip(kcontrol);
322 	int value;
323 
324 	if (miro->aci->aci_version <= 176) {
325 
326 		/*
327 		   OSS says it's not readable with versions < 176.
328 		   But it doesn't work on my card,
329 		   which is a PCM12 with aci_version = 176.
330 		*/
331 
332 		ucontrol->value.integer.value[0] = miro->aci->aci_preamp;
333 		return 0;
334 	}
335 
336 	value = aci_getvalue(miro->aci, ACI_GET_PREAMP);
337 	if (value < 0) {
338 		snd_printk(KERN_ERR "snd_miro_get_preamp() failed: %d\n",
339 			   value);
340 		return value;
341 	}
342 
343 	ucontrol->value.integer.value[0] = value;
344 
345 	return 0;
346 }
347 
348 static int snd_miro_put_preamp(struct snd_kcontrol *kcontrol,
349 			       struct snd_ctl_elem_value *ucontrol)
350 {
351 	struct snd_miro *miro = snd_kcontrol_chip(kcontrol);
352 	int error, value, change;
353 
354 	value = ucontrol->value.integer.value[0];
355 
356 	error = aci_setvalue(miro->aci, ACI_SET_PREAMP, value);
357 	if (error < 0) {
358 		snd_printk(KERN_ERR "snd_miro_put_preamp() failed: %d\n",
359 			   error);
360 		return error;
361 	}
362 
363 	change = (value != miro->aci->aci_preamp);
364 	miro->aci->aci_preamp = value;
365 
366 	return change;
367 }
368 
369 #define snd_miro_info_amp	snd_ctl_boolean_mono_info
370 
371 static int snd_miro_get_amp(struct snd_kcontrol *kcontrol,
372 			    struct snd_ctl_elem_value *ucontrol)
373 {
374 	struct snd_miro *miro = snd_kcontrol_chip(kcontrol);
375 	ucontrol->value.integer.value[0] = miro->aci->aci_amp;
376 
377 	return 0;
378 }
379 
380 static int snd_miro_put_amp(struct snd_kcontrol *kcontrol,
381 			    struct snd_ctl_elem_value *ucontrol)
382 {
383 	struct snd_miro *miro = snd_kcontrol_chip(kcontrol);
384 	int error, value, change;
385 
386 	value = ucontrol->value.integer.value[0];
387 
388 	error = aci_setvalue(miro->aci, ACI_SET_POWERAMP, value);
389 	if (error < 0) {
390 		snd_printk(KERN_ERR "snd_miro_put_amp() to %d failed: %d\n", value, error);
391 		return error;
392 	}
393 
394 	change = (value != miro->aci->aci_amp);
395 	miro->aci->aci_amp = value;
396 
397 	return change;
398 }
399 
400 #define MIRO_DOUBLE(ctl_name, ctl_index, get_right_reg, set_right_reg) \
401 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
402   .name = ctl_name, \
403   .index = ctl_index, \
404   .info = snd_miro_info_double, \
405   .get = snd_miro_get_double, \
406   .put = snd_miro_put_double, \
407   .private_value = get_right_reg | (set_right_reg << 8) \
408 }
409 
410 static int snd_miro_info_double(struct snd_kcontrol *kcontrol,
411 				struct snd_ctl_elem_info *uinfo)
412 {
413 	int reg = kcontrol->private_value & 0xff;
414 
415 	uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
416 	uinfo->count = 2;
417 
418 	if ((reg >= ACI_GET_EQ1) && (reg <= ACI_GET_EQ7)) {
419 
420 		/* equalizer elements */
421 
422 		uinfo->value.integer.min = - 0x7f;
423 		uinfo->value.integer.max = 0x7f;
424 	} else {
425 
426 		/* non-equalizer elements */
427 
428 		uinfo->value.integer.min = 0;
429 		uinfo->value.integer.max = 0x20;
430 	}
431 
432 	return 0;
433 }
434 
435 static int snd_miro_get_double(struct snd_kcontrol *kcontrol,
436 			       struct snd_ctl_elem_value *uinfo)
437 {
438 	struct snd_miro *miro = snd_kcontrol_chip(kcontrol);
439 	int left_val, right_val;
440 
441 	int right_reg = kcontrol->private_value & 0xff;
442 	int left_reg = right_reg + 1;
443 
444 	right_val = aci_getvalue(miro->aci, right_reg);
445 	if (right_val < 0) {
446 		snd_printk(KERN_ERR "aci_getvalue(%d) failed: %d\n", right_reg, right_val);
447 		return right_val;
448 	}
449 
450 	left_val = aci_getvalue(miro->aci, left_reg);
451 	if (left_val < 0) {
452 		snd_printk(KERN_ERR "aci_getvalue(%d) failed: %d\n", left_reg, left_val);
453 		return left_val;
454 	}
455 
456 	if ((right_reg >= ACI_GET_EQ1) && (right_reg <= ACI_GET_EQ7)) {
457 
458 		/* equalizer elements */
459 
460 		if (left_val < 0x80) {
461 			uinfo->value.integer.value[0] = left_val;
462 		} else {
463 			uinfo->value.integer.value[0] = 0x80 - left_val;
464 		}
465 
466 		if (right_val < 0x80) {
467 			uinfo->value.integer.value[1] = right_val;
468 		} else {
469 			uinfo->value.integer.value[1] = 0x80 - right_val;
470 		}
471 
472 	} else {
473 
474 		/* non-equalizer elements */
475 
476 		uinfo->value.integer.value[0] = 0x20 - left_val;
477 		uinfo->value.integer.value[1] = 0x20 - right_val;
478 	}
479 
480 	return 0;
481 }
482 
483 static int snd_miro_put_double(struct snd_kcontrol *kcontrol,
484 			       struct snd_ctl_elem_value *ucontrol)
485 {
486 	struct snd_miro *miro = snd_kcontrol_chip(kcontrol);
487 	struct snd_miro_aci *aci = miro->aci;
488 	int left, right, left_old, right_old;
489 	int setreg_left, setreg_right, getreg_left, getreg_right;
490 	int change, error;
491 
492 	left = ucontrol->value.integer.value[0];
493 	right = ucontrol->value.integer.value[1];
494 
495 	setreg_right = (kcontrol->private_value >> 8) & 0xff;
496 	setreg_left = setreg_right + 8;
497 	if (setreg_right == ACI_SET_MASTER)
498 		setreg_left -= 7;
499 
500 	getreg_right = kcontrol->private_value & 0xff;
501 	getreg_left = getreg_right + 1;
502 
503 	left_old = aci_getvalue(aci, getreg_left);
504 	if (left_old < 0) {
505 		snd_printk(KERN_ERR "aci_getvalue(%d) failed: %d\n", getreg_left, left_old);
506 		return left_old;
507 	}
508 
509 	right_old = aci_getvalue(aci, getreg_right);
510 	if (right_old < 0) {
511 		snd_printk(KERN_ERR "aci_getvalue(%d) failed: %d\n", getreg_right, right_old);
512 		return right_old;
513 	}
514 
515 	if ((getreg_right >= ACI_GET_EQ1) && (getreg_right <= ACI_GET_EQ7)) {
516 
517 		/* equalizer elements */
518 
519 		if (left < -0x7f || left > 0x7f ||
520 		    right < -0x7f || right > 0x7f)
521 			return -EINVAL;
522 
523 		if (left_old > 0x80)
524 			left_old = 0x80 - left_old;
525 		if (right_old > 0x80)
526 			right_old = 0x80 - right_old;
527 
528 		if (left >= 0) {
529 			error = aci_setvalue(aci, setreg_left, left);
530 			if (error < 0) {
531 				snd_printk(KERN_ERR "aci_setvalue(%d) failed: %d\n",
532 					   left, error);
533 				return error;
534 			}
535 		} else {
536 			error = aci_setvalue(aci, setreg_left, 0x80 - left);
537 			if (error < 0) {
538 				snd_printk(KERN_ERR "aci_setvalue(%d) failed: %d\n",
539 					   0x80 - left, error);
540 				return error;
541 			}
542 		}
543 
544 		if (right >= 0) {
545 			error = aci_setvalue(aci, setreg_right, right);
546 			if (error < 0) {
547 				snd_printk(KERN_ERR "aci_setvalue(%d) failed: %d\n",
548 					   right, error);
549 				return error;
550 			}
551 		} else {
552 			error = aci_setvalue(aci, setreg_right, 0x80 - right);
553 			if (error < 0) {
554 				snd_printk(KERN_ERR "aci_setvalue(%d) failed: %d\n",
555 					   0x80 - right, error);
556 				return error;
557 			}
558 		}
559 
560 	} else {
561 
562 		/* non-equalizer elements */
563 
564 		if (left < 0 || left > 0x20 ||
565 		    right < 0 || right > 0x20)
566 			return -EINVAL;
567 
568 		left_old = 0x20 - left_old;
569 		right_old = 0x20 - right_old;
570 
571 		error = aci_setvalue(aci, setreg_left, 0x20 - left);
572 		if (error < 0) {
573 			snd_printk(KERN_ERR "aci_setvalue(%d) failed: %d\n",
574 				   0x20 - left, error);
575 			return error;
576 		}
577 		error = aci_setvalue(aci, setreg_right, 0x20 - right);
578 		if (error < 0) {
579 			snd_printk(KERN_ERR "aci_setvalue(%d) failed: %d\n",
580 				   0x20 - right, error);
581 			return error;
582 		}
583 	}
584 
585 	change = (left != left_old) || (right != right_old);
586 
587 	return change;
588 }
589 
590 static struct snd_kcontrol_new snd_miro_controls[] = {
591 MIRO_DOUBLE("Master Playback Volume", 0, ACI_GET_MASTER, ACI_SET_MASTER),
592 MIRO_DOUBLE("Mic Playback Volume", 1, ACI_GET_MIC, ACI_SET_MIC),
593 MIRO_DOUBLE("Line Playback Volume", 1, ACI_GET_LINE, ACI_SET_LINE),
594 MIRO_DOUBLE("CD Playback Volume", 0, ACI_GET_CD, ACI_SET_CD),
595 MIRO_DOUBLE("Synth Playback Volume", 0, ACI_GET_SYNTH, ACI_SET_SYNTH),
596 MIRO_DOUBLE("PCM Playback Volume", 1, ACI_GET_PCM, ACI_SET_PCM),
597 MIRO_DOUBLE("Aux Playback Volume", 2, ACI_GET_LINE2, ACI_SET_LINE2),
598 };
599 
600 /* Equalizer with seven bands (only PCM20)
601    from -12dB up to +12dB on each band */
602 static struct snd_kcontrol_new snd_miro_eq_controls[] = {
603 MIRO_DOUBLE("Tone Control - 28 Hz", 0, ACI_GET_EQ1, ACI_SET_EQ1),
604 MIRO_DOUBLE("Tone Control - 160 Hz", 0, ACI_GET_EQ2, ACI_SET_EQ2),
605 MIRO_DOUBLE("Tone Control - 400 Hz", 0, ACI_GET_EQ3, ACI_SET_EQ3),
606 MIRO_DOUBLE("Tone Control - 1 kHz", 0, ACI_GET_EQ4, ACI_SET_EQ4),
607 MIRO_DOUBLE("Tone Control - 2.5 kHz", 0, ACI_GET_EQ5, ACI_SET_EQ5),
608 MIRO_DOUBLE("Tone Control - 6.3 kHz", 0, ACI_GET_EQ6, ACI_SET_EQ6),
609 MIRO_DOUBLE("Tone Control - 16 kHz", 0, ACI_GET_EQ7, ACI_SET_EQ7),
610 };
611 
612 static struct snd_kcontrol_new snd_miro_radio_control[] = {
613 MIRO_DOUBLE("Radio Playback Volume", 0, ACI_GET_LINE1, ACI_SET_LINE1),
614 };
615 
616 static struct snd_kcontrol_new snd_miro_line_control[] = {
617 MIRO_DOUBLE("Line Playback Volume", 2, ACI_GET_LINE1, ACI_SET_LINE1),
618 };
619 
620 static struct snd_kcontrol_new snd_miro_preamp_control[] = {
621 {
622 	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
623 	.name = "Mic Boost",
624 	.index = 1,
625 	.info = snd_miro_info_preamp,
626 	.get = snd_miro_get_preamp,
627 	.put = snd_miro_put_preamp,
628 }};
629 
630 static struct snd_kcontrol_new snd_miro_amp_control[] = {
631 {
632 	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
633 	.name = "Line Boost",
634 	.index = 0,
635 	.info = snd_miro_info_amp,
636 	.get = snd_miro_get_amp,
637 	.put = snd_miro_put_amp,
638 }};
639 
640 static struct snd_kcontrol_new snd_miro_capture_control[] = {
641 {
642 	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
643 	.name = "PCM Capture Switch",
644 	.index = 0,
645 	.info = snd_miro_info_capture,
646 	.get = snd_miro_get_capture,
647 	.put = snd_miro_put_capture,
648 }};
649 
650 static unsigned char aci_init_values[][2] = {
651 	{ ACI_SET_MUTE, 0x00 },
652 	{ ACI_SET_POWERAMP, 0x00 },
653 	{ ACI_SET_PREAMP, 0x00 },
654 	{ ACI_SET_SOLOMODE, 0x00 },
655 	{ ACI_SET_MIC + 0, 0x20 },
656 	{ ACI_SET_MIC + 8, 0x20 },
657 	{ ACI_SET_LINE + 0, 0x20 },
658 	{ ACI_SET_LINE + 8, 0x20 },
659 	{ ACI_SET_CD + 0, 0x20 },
660 	{ ACI_SET_CD + 8, 0x20 },
661 	{ ACI_SET_PCM + 0, 0x20 },
662 	{ ACI_SET_PCM + 8, 0x20 },
663 	{ ACI_SET_LINE1 + 0, 0x20 },
664 	{ ACI_SET_LINE1 + 8, 0x20 },
665 	{ ACI_SET_LINE2 + 0, 0x20 },
666 	{ ACI_SET_LINE2 + 8, 0x20 },
667 	{ ACI_SET_SYNTH + 0, 0x20 },
668 	{ ACI_SET_SYNTH + 8, 0x20 },
669 	{ ACI_SET_MASTER + 0, 0x20 },
670 	{ ACI_SET_MASTER + 1, 0x20 },
671 };
672 
673 static int snd_set_aci_init_values(struct snd_miro *miro)
674 {
675 	int idx, error;
676 	struct snd_miro_aci *aci = miro->aci;
677 
678 	/* enable WSS on PCM1 */
679 
680 	if ((aci->aci_product == 'A') && wss) {
681 		error = aci_setvalue(aci, ACI_SET_WSS, wss);
682 		if (error < 0) {
683 			snd_printk(KERN_ERR "enabling WSS mode failed\n");
684 			return error;
685 		}
686 	}
687 
688 	/* enable IDE port */
689 
690 	if (ide) {
691 		error = aci_setvalue(aci, ACI_SET_IDE, ide);
692 		if (error < 0) {
693 			snd_printk(KERN_ERR "enabling IDE port failed\n");
694 			return error;
695 		}
696 	}
697 
698 	/* set common aci values */
699 
700 	for (idx = 0; idx < ARRAY_SIZE(aci_init_values); idx++) {
701 		error = aci_setvalue(aci, aci_init_values[idx][0],
702 				     aci_init_values[idx][1]);
703 		if (error < 0) {
704 			snd_printk(KERN_ERR "aci_setvalue(%d) failed: %d\n",
705 				   aci_init_values[idx][0], error);
706                         return error;
707                 }
708 	}
709 	aci->aci_amp = 0;
710 	aci->aci_preamp = 0;
711 	aci->aci_solomode = 1;
712 
713 	return 0;
714 }
715 
716 static int snd_miro_mixer(struct snd_card *card,
717 			  struct snd_miro *miro)
718 {
719 	unsigned int idx;
720 	int err;
721 
722 	if (snd_BUG_ON(!miro || !card))
723 		return -EINVAL;
724 
725 	switch (miro->hardware) {
726 	case OPTi9XX_HW_82C924:
727 		strcpy(card->mixername, "ACI & OPTi924");
728 		break;
729 	case OPTi9XX_HW_82C929:
730 		strcpy(card->mixername, "ACI & OPTi929");
731 		break;
732 	default:
733 		snd_BUG();
734 		break;
735 	}
736 
737 	for (idx = 0; idx < ARRAY_SIZE(snd_miro_controls); idx++) {
738 		if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_miro_controls[idx], miro))) < 0)
739 			return err;
740 	}
741 
742 	if ((miro->aci->aci_product == 'A') ||
743 	    (miro->aci->aci_product == 'B')) {
744 		/* PCM1/PCM12 with power-amp and Line 2 */
745 		if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_miro_line_control[0], miro))) < 0)
746 			return err;
747 		if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_miro_amp_control[0], miro))) < 0)
748 			return err;
749 	}
750 
751 	if ((miro->aci->aci_product == 'B') ||
752 	    (miro->aci->aci_product == 'C')) {
753 		/* PCM12/PCM20 with mic-preamp */
754 		if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_miro_preamp_control[0], miro))) < 0)
755 			return err;
756 		if (miro->aci->aci_version >= 176)
757 			if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_miro_capture_control[0], miro))) < 0)
758 				return err;
759 	}
760 
761 	if (miro->aci->aci_product == 'C') {
762 		/* PCM20 with radio and 7 band equalizer */
763 		if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_miro_radio_control[0], miro))) < 0)
764 			return err;
765 		for (idx = 0; idx < ARRAY_SIZE(snd_miro_eq_controls); idx++) {
766 			if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_miro_eq_controls[idx], miro))) < 0)
767 				return err;
768 		}
769 	}
770 
771 	return 0;
772 }
773 
774 static int snd_miro_init(struct snd_miro *chip,
775 			 unsigned short hardware)
776 {
777 	static int opti9xx_mc_size[] = {7, 7, 10, 10, 2, 2, 2};
778 
779 	chip->hardware = hardware;
780 	strcpy(chip->name, snd_opti9xx_names[hardware]);
781 
782 	chip->mc_base_size = opti9xx_mc_size[hardware];
783 
784 	spin_lock_init(&chip->lock);
785 
786 	chip->wss_base = -1;
787 	chip->irq = -1;
788 	chip->dma1 = -1;
789 	chip->dma2 = -1;
790 	chip->mpu_port = -1;
791 	chip->mpu_irq = -1;
792 
793 	chip->pwd_reg = 3;
794 
795 #ifdef CONFIG_PNP
796 	if (isapnp && chip->mc_base)
797 		/* PnP resource gives the least 10 bits */
798 		chip->mc_base |= 0xc00;
799 	else
800 #endif
801 		chip->mc_base = 0xf8c;
802 
803 	switch (hardware) {
804 	case OPTi9XX_HW_82C929:
805 		chip->password = 0xe3;
806 		break;
807 
808 	case OPTi9XX_HW_82C924:
809 		chip->password = 0xe5;
810 		break;
811 
812 	default:
813 		snd_printk(KERN_ERR "sorry, no support for %d\n", hardware);
814 		return -ENODEV;
815 	}
816 
817 	return 0;
818 }
819 
820 static unsigned char snd_miro_read(struct snd_miro *chip,
821 				   unsigned char reg)
822 {
823 	unsigned long flags;
824 	unsigned char retval = 0xff;
825 
826 	spin_lock_irqsave(&chip->lock, flags);
827 	outb(chip->password, chip->mc_base + chip->pwd_reg);
828 
829 	switch (chip->hardware) {
830 	case OPTi9XX_HW_82C924:
831 		if (reg > 7) {
832 			outb(reg, chip->mc_base + 8);
833 			outb(chip->password, chip->mc_base + chip->pwd_reg);
834 			retval = inb(chip->mc_base + 9);
835 			break;
836 		}
837 
838 	case OPTi9XX_HW_82C929:
839 		retval = inb(chip->mc_base + reg);
840 		break;
841 
842 	default:
843 		snd_printk(KERN_ERR "sorry, no support for %d\n", chip->hardware);
844 	}
845 
846 	spin_unlock_irqrestore(&chip->lock, flags);
847 	return retval;
848 }
849 
850 static void snd_miro_write(struct snd_miro *chip, unsigned char reg,
851 			   unsigned char value)
852 {
853 	unsigned long flags;
854 
855 	spin_lock_irqsave(&chip->lock, flags);
856 	outb(chip->password, chip->mc_base + chip->pwd_reg);
857 
858 	switch (chip->hardware) {
859 	case OPTi9XX_HW_82C924:
860 		if (reg > 7) {
861 			outb(reg, chip->mc_base + 8);
862 			outb(chip->password, chip->mc_base + chip->pwd_reg);
863 			outb(value, chip->mc_base + 9);
864 			break;
865 		}
866 
867 	case OPTi9XX_HW_82C929:
868 		outb(value, chip->mc_base + reg);
869 		break;
870 
871 	default:
872 		snd_printk(KERN_ERR "sorry, no support for %d\n", chip->hardware);
873 	}
874 
875 	spin_unlock_irqrestore(&chip->lock, flags);
876 }
877 
878 
879 #define snd_miro_write_mask(chip, reg, value, mask)	\
880 	snd_miro_write(chip, reg,			\
881 		(snd_miro_read(chip, reg) & ~(mask)) | ((value) & (mask)))
882 
883 /*
884  *  Proc Interface
885  */
886 
887 static void snd_miro_proc_read(struct snd_info_entry * entry,
888 			       struct snd_info_buffer *buffer)
889 {
890 	struct snd_miro *miro = (struct snd_miro *) entry->private_data;
891 	struct snd_miro_aci *aci = miro->aci;
892 	char* model = "unknown";
893 
894 	/* miroSOUND PCM1 pro, early PCM12 */
895 
896 	if ((miro->hardware == OPTi9XX_HW_82C929) &&
897 	    (aci->aci_vendor == 'm') &&
898 	    (aci->aci_product == 'A')) {
899 		switch (aci->aci_version) {
900 		case 3:
901 			model = "miroSOUND PCM1 pro";
902 			break;
903 		default:
904 			model = "miroSOUND PCM1 pro / (early) PCM12";
905 			break;
906 		}
907 	}
908 
909 	/* miroSOUND PCM12, PCM12 (Rev. E), PCM12 pnp */
910 
911 	if ((miro->hardware == OPTi9XX_HW_82C924) &&
912 	    (aci->aci_vendor == 'm') &&
913 	    (aci->aci_product == 'B')) {
914 		switch (aci->aci_version) {
915 		case 4:
916 			model = "miroSOUND PCM12";
917 			break;
918 		case 176:
919 			model = "miroSOUND PCM12 (Rev. E)";
920 			break;
921 		default:
922 			model = "miroSOUND PCM12 / PCM12 pnp";
923 			break;
924 		}
925 	}
926 
927 	/* miroSOUND PCM20 radio */
928 
929 	if ((miro->hardware == OPTi9XX_HW_82C924) &&
930 	    (aci->aci_vendor == 'm') &&
931 	    (aci->aci_product == 'C')) {
932 		switch (aci->aci_version) {
933 		case 7:
934 			model = "miroSOUND PCM20 radio (Rev. E)";
935 			break;
936 		default:
937 			model = "miroSOUND PCM20 radio";
938 			break;
939 		}
940 	}
941 
942 	snd_iprintf(buffer, "\nGeneral information:\n");
943 	snd_iprintf(buffer, "  model   : %s\n", model);
944 	snd_iprintf(buffer, "  opti    : %s\n", miro->name);
945 	snd_iprintf(buffer, "  codec   : %s\n", miro->pcm->name);
946 	snd_iprintf(buffer, "  port    : 0x%lx\n", miro->wss_base);
947 	snd_iprintf(buffer, "  irq     : %d\n", miro->irq);
948 	snd_iprintf(buffer, "  dma     : %d,%d\n\n", miro->dma1, miro->dma2);
949 
950 	snd_iprintf(buffer, "MPU-401:\n");
951 	snd_iprintf(buffer, "  port    : 0x%lx\n", miro->mpu_port);
952 	snd_iprintf(buffer, "  irq     : %d\n\n", miro->mpu_irq);
953 
954 	snd_iprintf(buffer, "ACI information:\n");
955 	snd_iprintf(buffer, "  vendor  : ");
956 	switch (aci->aci_vendor) {
957 	case 'm':
958 		snd_iprintf(buffer, "Miro\n");
959 		break;
960 	default:
961 		snd_iprintf(buffer, "unknown (0x%x)\n", aci->aci_vendor);
962 		break;
963 	}
964 
965 	snd_iprintf(buffer, "  product : ");
966 	switch (aci->aci_product) {
967 	case 'A':
968 		snd_iprintf(buffer, "miroSOUND PCM1 pro / (early) PCM12\n");
969 		break;
970 	case 'B':
971 		snd_iprintf(buffer, "miroSOUND PCM12\n");
972 		break;
973 	case 'C':
974 		snd_iprintf(buffer, "miroSOUND PCM20 radio\n");
975 		break;
976 	default:
977 		snd_iprintf(buffer, "unknown (0x%x)\n", aci->aci_product);
978 		break;
979 	}
980 
981 	snd_iprintf(buffer, "  firmware: %d (0x%x)\n",
982 		    aci->aci_version, aci->aci_version);
983 	snd_iprintf(buffer, "  port    : 0x%lx-0x%lx\n",
984 		    aci->aci_port, aci->aci_port+2);
985 	snd_iprintf(buffer, "  wss     : 0x%x\n", wss);
986 	snd_iprintf(buffer, "  ide     : 0x%x\n", ide);
987 	snd_iprintf(buffer, "  solomode: 0x%x\n", aci->aci_solomode);
988 	snd_iprintf(buffer, "  amp     : 0x%x\n", aci->aci_amp);
989 	snd_iprintf(buffer, "  preamp  : 0x%x\n", aci->aci_preamp);
990 }
991 
992 static void snd_miro_proc_init(struct snd_card *card,
993 			       struct snd_miro *miro)
994 {
995 	struct snd_info_entry *entry;
996 
997 	if (!snd_card_proc_new(card, "miro", &entry))
998 		snd_info_set_text_ops(entry, miro, snd_miro_proc_read);
999 }
1000 
1001 /*
1002  *  Init
1003  */
1004 
1005 static int snd_miro_configure(struct snd_miro *chip)
1006 {
1007 	unsigned char wss_base_bits;
1008 	unsigned char irq_bits;
1009 	unsigned char dma_bits;
1010 	unsigned char mpu_port_bits = 0;
1011 	unsigned char mpu_irq_bits;
1012 	unsigned long flags;
1013 
1014 	snd_miro_write_mask(chip, OPTi9XX_MC_REG(1), 0x80, 0x80);
1015 	snd_miro_write_mask(chip, OPTi9XX_MC_REG(2), 0x20, 0x20); /* OPL4 */
1016 	snd_miro_write_mask(chip, OPTi9XX_MC_REG(5), 0x02, 0x02);
1017 
1018 	switch (chip->hardware) {
1019 	case OPTi9XX_HW_82C924:
1020 		snd_miro_write_mask(chip, OPTi9XX_MC_REG(6), 0x02, 0x02);
1021 		snd_miro_write_mask(chip, OPTi9XX_MC_REG(3), 0xf0, 0xff);
1022 		break;
1023 	case OPTi9XX_HW_82C929:
1024 		/* untested init commands for OPTi929 */
1025 		snd_miro_write_mask(chip, OPTi9XX_MC_REG(4), 0x00, 0x0c);
1026 		break;
1027 	default:
1028 		snd_printk(KERN_ERR "chip %d not supported\n", chip->hardware);
1029 		return -EINVAL;
1030 	}
1031 
1032 	/* PnP resource says it decodes only 10 bits of address */
1033 	switch (chip->wss_base & 0x3ff) {
1034 	case 0x130:
1035 		chip->wss_base = 0x530;
1036 		wss_base_bits = 0x00;
1037 		break;
1038 	case 0x204:
1039 		chip->wss_base = 0x604;
1040 		wss_base_bits = 0x03;
1041 		break;
1042 	case 0x280:
1043 		chip->wss_base = 0xe80;
1044 		wss_base_bits = 0x01;
1045 		break;
1046 	case 0x340:
1047 		chip->wss_base = 0xf40;
1048 		wss_base_bits = 0x02;
1049 		break;
1050 	default:
1051 		snd_printk(KERN_ERR "WSS port 0x%lx not valid\n", chip->wss_base);
1052 		goto __skip_base;
1053 	}
1054 	snd_miro_write_mask(chip, OPTi9XX_MC_REG(1), wss_base_bits << 4, 0x30);
1055 
1056 __skip_base:
1057 	switch (chip->irq) {
1058 	case 5:
1059 		irq_bits = 0x05;
1060 		break;
1061 	case 7:
1062 		irq_bits = 0x01;
1063 		break;
1064 	case 9:
1065 		irq_bits = 0x02;
1066 		break;
1067 	case 10:
1068 		irq_bits = 0x03;
1069 		break;
1070 	case 11:
1071 		irq_bits = 0x04;
1072 		break;
1073 	default:
1074 		snd_printk(KERN_ERR "WSS irq # %d not valid\n", chip->irq);
1075 		goto __skip_resources;
1076 	}
1077 
1078 	switch (chip->dma1) {
1079 	case 0:
1080 		dma_bits = 0x01;
1081 		break;
1082 	case 1:
1083 		dma_bits = 0x02;
1084 		break;
1085 	case 3:
1086 		dma_bits = 0x03;
1087 		break;
1088 	default:
1089 		snd_printk(KERN_ERR "WSS dma1 # %d not valid\n", chip->dma1);
1090 		goto __skip_resources;
1091 	}
1092 
1093 	if (chip->dma1 == chip->dma2) {
1094 		snd_printk(KERN_ERR "don't want to share dmas\n");
1095 		return -EBUSY;
1096 	}
1097 
1098 	switch (chip->dma2) {
1099 	case 0:
1100 	case 1:
1101 		break;
1102 	default:
1103 		snd_printk(KERN_ERR "WSS dma2 # %d not valid\n", chip->dma2);
1104 		goto __skip_resources;
1105 	}
1106 	dma_bits |= 0x04;
1107 
1108 	spin_lock_irqsave(&chip->lock, flags);
1109 	outb(irq_bits << 3 | dma_bits, chip->wss_base);
1110 	spin_unlock_irqrestore(&chip->lock, flags);
1111 
1112 __skip_resources:
1113 	if (chip->hardware > OPTi9XX_HW_82C928) {
1114 		switch (chip->mpu_port) {
1115 		case 0:
1116 		case -1:
1117 			break;
1118 		case 0x300:
1119 			mpu_port_bits = 0x03;
1120 			break;
1121 		case 0x310:
1122 			mpu_port_bits = 0x02;
1123 			break;
1124 		case 0x320:
1125 			mpu_port_bits = 0x01;
1126 			break;
1127 		case 0x330:
1128 			mpu_port_bits = 0x00;
1129 			break;
1130 		default:
1131 			snd_printk(KERN_ERR "MPU-401 port 0x%lx not valid\n",
1132 				   chip->mpu_port);
1133 			goto __skip_mpu;
1134 		}
1135 
1136 		switch (chip->mpu_irq) {
1137 		case 5:
1138 			mpu_irq_bits = 0x02;
1139 			break;
1140 		case 7:
1141 			mpu_irq_bits = 0x03;
1142 			break;
1143 		case 9:
1144 			mpu_irq_bits = 0x00;
1145 			break;
1146 		case 10:
1147 			mpu_irq_bits = 0x01;
1148 			break;
1149 		default:
1150 			snd_printk(KERN_ERR "MPU-401 irq # %d not valid\n",
1151 				   chip->mpu_irq);
1152 			goto __skip_mpu;
1153 		}
1154 
1155 		snd_miro_write_mask(chip, OPTi9XX_MC_REG(6),
1156 			(chip->mpu_port <= 0) ? 0x00 :
1157 				0x80 | mpu_port_bits << 5 | mpu_irq_bits << 3,
1158 			0xf8);
1159 	}
1160 __skip_mpu:
1161 
1162 	return 0;
1163 }
1164 
1165 static int snd_miro_opti_check(struct snd_miro *chip)
1166 {
1167 	unsigned char value;
1168 
1169 	chip->res_mc_base = request_region(chip->mc_base, chip->mc_base_size,
1170 					   "OPTi9xx MC");
1171 	if (chip->res_mc_base == NULL)
1172 		return -ENOMEM;
1173 
1174 	value = snd_miro_read(chip, OPTi9XX_MC_REG(1));
1175 	if (value != 0xff && value != inb(chip->mc_base + OPTi9XX_MC_REG(1)))
1176 		if (value == snd_miro_read(chip, OPTi9XX_MC_REG(1)))
1177 			return 0;
1178 
1179 	release_and_free_resource(chip->res_mc_base);
1180 	chip->res_mc_base = NULL;
1181 
1182 	return -ENODEV;
1183 }
1184 
1185 static int snd_card_miro_detect(struct snd_card *card,
1186 				struct snd_miro *chip)
1187 {
1188 	int i, err;
1189 
1190 	for (i = OPTi9XX_HW_82C929; i <= OPTi9XX_HW_82C924; i++) {
1191 
1192 		if ((err = snd_miro_init(chip, i)) < 0)
1193 			return err;
1194 
1195 		err = snd_miro_opti_check(chip);
1196 		if (err == 0)
1197 			return 1;
1198 	}
1199 
1200 	return -ENODEV;
1201 }
1202 
1203 static int snd_card_miro_aci_detect(struct snd_card *card,
1204 				    struct snd_miro *miro)
1205 {
1206 	unsigned char regval;
1207 	int i;
1208 	struct snd_miro_aci *aci = &aci_device;
1209 
1210 	miro->aci = aci;
1211 
1212 	mutex_init(&aci->aci_mutex);
1213 
1214 	/* get ACI port from OPTi9xx MC 4 */
1215 
1216 	regval=inb(miro->mc_base + 4);
1217 	aci->aci_port = (regval & 0x10) ? 0x344 : 0x354;
1218 
1219 	miro->res_aci_port = request_region(aci->aci_port, 3, "miro aci");
1220 	if (miro->res_aci_port == NULL) {
1221 		snd_printk(KERN_ERR "aci i/o area 0x%lx-0x%lx already used.\n",
1222 			   aci->aci_port, aci->aci_port+2);
1223 		return -ENOMEM;
1224 	}
1225 
1226         /* force ACI into a known state */
1227 	for (i = 0; i < 3; i++)
1228 		if (snd_aci_cmd(aci, ACI_ERROR_OP, -1, -1) < 0) {
1229 			snd_printk(KERN_ERR "can't force aci into known state.\n");
1230 			return -ENXIO;
1231 		}
1232 
1233 	aci->aci_vendor = snd_aci_cmd(aci, ACI_READ_IDCODE, -1, -1);
1234 	aci->aci_product = snd_aci_cmd(aci, ACI_READ_IDCODE, -1, -1);
1235 	if (aci->aci_vendor < 0 || aci->aci_product < 0) {
1236 		snd_printk(KERN_ERR "can't read aci id on 0x%lx.\n",
1237 			   aci->aci_port);
1238 		return -ENXIO;
1239 	}
1240 
1241 	aci->aci_version = snd_aci_cmd(aci, ACI_READ_VERSION, -1, -1);
1242 	if (aci->aci_version < 0) {
1243 		snd_printk(KERN_ERR "can't read aci version on 0x%lx.\n",
1244 			   aci->aci_port);
1245 		return -ENXIO;
1246 	}
1247 
1248 	if (snd_aci_cmd(aci, ACI_INIT, -1, -1) < 0 ||
1249 	    snd_aci_cmd(aci, ACI_ERROR_OP, ACI_ERROR_OP, ACI_ERROR_OP) < 0 ||
1250 	    snd_aci_cmd(aci, ACI_ERROR_OP, ACI_ERROR_OP, ACI_ERROR_OP) < 0) {
1251 		snd_printk(KERN_ERR "can't initialize aci.\n");
1252 		return -ENXIO;
1253 	}
1254 
1255 	return 0;
1256 }
1257 
1258 static void snd_card_miro_free(struct snd_card *card)
1259 {
1260 	struct snd_miro *miro = card->private_data;
1261 
1262 	release_and_free_resource(miro->res_aci_port);
1263 	if (miro->aci)
1264 		miro->aci->aci_port = 0;
1265 	release_and_free_resource(miro->res_mc_base);
1266 }
1267 
1268 static int snd_miro_probe(struct snd_card *card)
1269 {
1270 	int error;
1271 	struct snd_miro *miro = card->private_data;
1272 	struct snd_wss *codec;
1273 	struct snd_rawmidi *rmidi;
1274 
1275 	if (!miro->res_mc_base) {
1276 		miro->res_mc_base = request_region(miro->mc_base,
1277 						miro->mc_base_size,
1278 						"miro (OPTi9xx MC)");
1279 		if (miro->res_mc_base == NULL) {
1280 			snd_printk(KERN_ERR "request for OPTI9xx MC failed\n");
1281 			return -ENOMEM;
1282 		}
1283 	}
1284 
1285 	error = snd_card_miro_aci_detect(card, miro);
1286 	if (error < 0) {
1287 		snd_printk(KERN_ERR "unable to detect aci chip\n");
1288 		return -ENODEV;
1289 	}
1290 
1291 	miro->wss_base = port;
1292 	miro->mpu_port = mpu_port;
1293 	miro->irq = irq;
1294 	miro->mpu_irq = mpu_irq;
1295 	miro->dma1 = dma1;
1296 	miro->dma2 = dma2;
1297 
1298 	/* init proc interface */
1299 	snd_miro_proc_init(card, miro);
1300 
1301 	error = snd_miro_configure(miro);
1302 	if (error)
1303 		return error;
1304 
1305 	error = snd_wss_create(card, miro->wss_base + 4, -1,
1306 			       miro->irq, miro->dma1, miro->dma2,
1307 			       WSS_HW_DETECT, 0, &codec);
1308 	if (error < 0)
1309 		return error;
1310 
1311 	error = snd_wss_pcm(codec, 0);
1312 	if (error < 0)
1313 		return error;
1314 
1315 	error = snd_wss_mixer(codec);
1316 	if (error < 0)
1317 		return error;
1318 
1319 	error = snd_wss_timer(codec, 0);
1320 	if (error < 0)
1321 		return error;
1322 
1323 	miro->pcm = codec->pcm;
1324 
1325 	error = snd_miro_mixer(card, miro);
1326 	if (error < 0)
1327 		return error;
1328 
1329 	if (miro->aci->aci_vendor == 'm') {
1330 		/* It looks like a miro sound card. */
1331 		switch (miro->aci->aci_product) {
1332 		case 'A':
1333 			sprintf(card->shortname,
1334 				"miroSOUND PCM1 pro / PCM12");
1335 			break;
1336 		case 'B':
1337 			sprintf(card->shortname,
1338 				"miroSOUND PCM12");
1339 			break;
1340 		case 'C':
1341 			sprintf(card->shortname,
1342 				"miroSOUND PCM20 radio");
1343 			break;
1344 		default:
1345 			sprintf(card->shortname,
1346 				"unknown miro");
1347 			snd_printk(KERN_INFO "unknown miro aci id\n");
1348 			break;
1349 		}
1350 	} else {
1351 		snd_printk(KERN_INFO "found unsupported aci card\n");
1352 		sprintf(card->shortname, "unknown Cardinal Technologies");
1353 	}
1354 
1355 	strcpy(card->driver, "miro");
1356 	snprintf(card->longname, sizeof(card->longname),
1357 		 "%s: OPTi%s, %s at 0x%lx, irq %d, dma %d&%d",
1358 		 card->shortname, miro->name, codec->pcm->name,
1359 		 miro->wss_base + 4, miro->irq, miro->dma1, miro->dma2);
1360 
1361 	if (mpu_port <= 0 || mpu_port == SNDRV_AUTO_PORT)
1362 		rmidi = NULL;
1363 	else {
1364 		error = snd_mpu401_uart_new(card, 0, MPU401_HW_MPU401,
1365 				mpu_port, 0, miro->mpu_irq, &rmidi);
1366 		if (error < 0)
1367 			snd_printk(KERN_WARNING "no MPU-401 device at 0x%lx?\n",
1368 				   mpu_port);
1369 	}
1370 
1371 	if (fm_port > 0 && fm_port != SNDRV_AUTO_PORT) {
1372 		struct snd_opl3 *opl3 = NULL;
1373 		struct snd_opl4 *opl4;
1374 
1375 		if (snd_opl4_create(card, fm_port, fm_port - 8,
1376 				    2, &opl3, &opl4) < 0)
1377 			snd_printk(KERN_WARNING "no OPL4 device at 0x%lx\n",
1378 				   fm_port);
1379 	}
1380 
1381 	error = snd_set_aci_init_values(miro);
1382 	if (error < 0)
1383                 return error;
1384 
1385 	return snd_card_register(card);
1386 }
1387 
1388 static int snd_miro_isa_match(struct device *devptr, unsigned int n)
1389 {
1390 #ifdef CONFIG_PNP
1391 	if (snd_miro_pnp_is_probed)
1392 		return 0;
1393 	if (isapnp)
1394 		return 0;
1395 #endif
1396 	return 1;
1397 }
1398 
1399 static int snd_miro_isa_probe(struct device *devptr, unsigned int n)
1400 {
1401 	static long possible_ports[] = {0x530, 0xe80, 0xf40, 0x604, -1};
1402 	static long possible_mpu_ports[] = {0x330, 0x300, 0x310, 0x320, -1};
1403 	static int possible_irqs[] = {11, 9, 10, 7, -1};
1404 	static int possible_mpu_irqs[] = {10, 5, 9, 7, -1};
1405 	static int possible_dma1s[] = {3, 1, 0, -1};
1406 	static int possible_dma2s[][2] = { {1, -1}, {0, -1}, {-1, -1},
1407 					   {0, -1} };
1408 
1409 	int error;
1410 	struct snd_miro *miro;
1411 	struct snd_card *card;
1412 
1413 	error = snd_card_new(devptr, index, id, THIS_MODULE,
1414 			     sizeof(struct snd_miro), &card);
1415 	if (error < 0)
1416 		return error;
1417 
1418 	card->private_free = snd_card_miro_free;
1419 	miro = card->private_data;
1420 
1421 	error = snd_card_miro_detect(card, miro);
1422 	if (error < 0) {
1423 		snd_card_free(card);
1424 		snd_printk(KERN_ERR "unable to detect OPTi9xx chip\n");
1425 		return -ENODEV;
1426 	}
1427 
1428 	if (port == SNDRV_AUTO_PORT) {
1429 		port = snd_legacy_find_free_ioport(possible_ports, 4);
1430 		if (port < 0) {
1431 			snd_card_free(card);
1432 			snd_printk(KERN_ERR "unable to find a free WSS port\n");
1433 			return -EBUSY;
1434 		}
1435 	}
1436 
1437 	if (mpu_port == SNDRV_AUTO_PORT) {
1438 		mpu_port = snd_legacy_find_free_ioport(possible_mpu_ports, 2);
1439 		if (mpu_port < 0) {
1440 			snd_card_free(card);
1441 			snd_printk(KERN_ERR
1442 				   "unable to find a free MPU401 port\n");
1443 			return -EBUSY;
1444 		}
1445 	}
1446 
1447 	if (irq == SNDRV_AUTO_IRQ) {
1448 		irq = snd_legacy_find_free_irq(possible_irqs);
1449 		if (irq < 0) {
1450 			snd_card_free(card);
1451 			snd_printk(KERN_ERR "unable to find a free IRQ\n");
1452 			return -EBUSY;
1453 		}
1454 	}
1455 	if (mpu_irq == SNDRV_AUTO_IRQ) {
1456 		mpu_irq = snd_legacy_find_free_irq(possible_mpu_irqs);
1457 		if (mpu_irq < 0) {
1458 			snd_card_free(card);
1459 			snd_printk(KERN_ERR
1460 				   "unable to find a free MPU401 IRQ\n");
1461 			return -EBUSY;
1462 		}
1463 	}
1464 	if (dma1 == SNDRV_AUTO_DMA) {
1465 		dma1 = snd_legacy_find_free_dma(possible_dma1s);
1466 		if (dma1 < 0) {
1467 			snd_card_free(card);
1468 			snd_printk(KERN_ERR "unable to find a free DMA1\n");
1469 			return -EBUSY;
1470 		}
1471 	}
1472 	if (dma2 == SNDRV_AUTO_DMA) {
1473 		dma2 = snd_legacy_find_free_dma(possible_dma2s[dma1 % 4]);
1474 		if (dma2 < 0) {
1475 			snd_card_free(card);
1476 			snd_printk(KERN_ERR "unable to find a free DMA2\n");
1477 			return -EBUSY;
1478 		}
1479 	}
1480 
1481 	error = snd_miro_probe(card);
1482 	if (error < 0) {
1483 		snd_card_free(card);
1484 		return error;
1485 	}
1486 
1487 	dev_set_drvdata(devptr, card);
1488 	return 0;
1489 }
1490 
1491 static int snd_miro_isa_remove(struct device *devptr,
1492 			       unsigned int dev)
1493 {
1494 	snd_card_free(dev_get_drvdata(devptr));
1495 	return 0;
1496 }
1497 
1498 #define DEV_NAME "miro"
1499 
1500 static struct isa_driver snd_miro_driver = {
1501 	.match		= snd_miro_isa_match,
1502 	.probe		= snd_miro_isa_probe,
1503 	.remove		= snd_miro_isa_remove,
1504 	/* FIXME: suspend/resume */
1505 	.driver		= {
1506 		.name	= DEV_NAME
1507 	},
1508 };
1509 
1510 #ifdef CONFIG_PNP
1511 
1512 static int snd_card_miro_pnp(struct snd_miro *chip,
1513 			     struct pnp_card_link *card,
1514 			     const struct pnp_card_device_id *pid)
1515 {
1516 	struct pnp_dev *pdev;
1517 	int err;
1518 	struct pnp_dev *devmpu;
1519 	struct pnp_dev *devmc;
1520 
1521 	pdev = pnp_request_card_device(card, pid->devs[0].id, NULL);
1522 	if (pdev == NULL)
1523 		return -EBUSY;
1524 
1525 	devmpu = pnp_request_card_device(card, pid->devs[1].id, NULL);
1526 	if (devmpu == NULL)
1527 		return -EBUSY;
1528 
1529 	devmc = pnp_request_card_device(card, pid->devs[2].id, NULL);
1530 	if (devmc == NULL)
1531 		return -EBUSY;
1532 
1533 	err = pnp_activate_dev(pdev);
1534 	if (err < 0) {
1535 		snd_printk(KERN_ERR "AUDIO pnp configure failure: %d\n", err);
1536 		return err;
1537 	}
1538 
1539 	err = pnp_activate_dev(devmc);
1540 	if (err < 0) {
1541 		snd_printk(KERN_ERR "MC pnp configure failure: %d\n",
1542 				    err);
1543 		return err;
1544 	}
1545 
1546 	port = pnp_port_start(pdev, 1);
1547 	fm_port = pnp_port_start(pdev, 2) + 8;
1548 
1549 	/*
1550 	 * The MC(0) is never accessed and the miroSOUND PCM20 card does not
1551 	 * include it in the PnP resource range. OPTI93x include it.
1552 	 */
1553 	chip->mc_base = pnp_port_start(devmc, 0) - 1;
1554 	chip->mc_base_size = pnp_port_len(devmc, 0) + 1;
1555 
1556 	irq = pnp_irq(pdev, 0);
1557 	dma1 = pnp_dma(pdev, 0);
1558 	dma2 = pnp_dma(pdev, 1);
1559 
1560 	if (mpu_port > 0) {
1561 		err = pnp_activate_dev(devmpu);
1562 		if (err < 0) {
1563 			snd_printk(KERN_ERR "MPU401 pnp configure failure\n");
1564 			mpu_port = -1;
1565 			return err;
1566 		}
1567 		mpu_port = pnp_port_start(devmpu, 0);
1568 		mpu_irq = pnp_irq(devmpu, 0);
1569 	}
1570 	return 0;
1571 }
1572 
1573 static int snd_miro_pnp_probe(struct pnp_card_link *pcard,
1574 			      const struct pnp_card_device_id *pid)
1575 {
1576 	struct snd_card *card;
1577 	int err;
1578 	struct snd_miro *miro;
1579 
1580 	if (snd_miro_pnp_is_probed)
1581 		return -EBUSY;
1582 	if (!isapnp)
1583 		return -ENODEV;
1584 	err = snd_card_new(&pcard->card->dev, index, id, THIS_MODULE,
1585 			   sizeof(struct snd_miro), &card);
1586 	if (err < 0)
1587 		return err;
1588 
1589 	card->private_free = snd_card_miro_free;
1590 	miro = card->private_data;
1591 
1592 	err = snd_card_miro_pnp(miro, pcard, pid);
1593 	if (err) {
1594 		snd_card_free(card);
1595 		return err;
1596 	}
1597 
1598 	/* only miroSOUND PCM20 and PCM12 == OPTi924 */
1599 	err = snd_miro_init(miro, OPTi9XX_HW_82C924);
1600 	if (err) {
1601 		snd_card_free(card);
1602 		return err;
1603 	}
1604 
1605 	err = snd_miro_opti_check(miro);
1606 	if (err) {
1607 		snd_printk(KERN_ERR "OPTI chip not found\n");
1608 		snd_card_free(card);
1609 		return err;
1610 	}
1611 
1612 	err = snd_miro_probe(card);
1613 	if (err < 0) {
1614 		snd_card_free(card);
1615 		return err;
1616 	}
1617 	pnp_set_card_drvdata(pcard, card);
1618 	snd_miro_pnp_is_probed = 1;
1619 	return 0;
1620 }
1621 
1622 static void snd_miro_pnp_remove(struct pnp_card_link *pcard)
1623 {
1624 	snd_card_free(pnp_get_card_drvdata(pcard));
1625 	pnp_set_card_drvdata(pcard, NULL);
1626 	snd_miro_pnp_is_probed = 0;
1627 }
1628 
1629 static struct pnp_card_driver miro_pnpc_driver = {
1630 	.flags		= PNP_DRIVER_RES_DISABLE,
1631 	.name		= "miro",
1632 	.id_table	= snd_miro_pnpids,
1633 	.probe		= snd_miro_pnp_probe,
1634 	.remove		= snd_miro_pnp_remove,
1635 };
1636 #endif
1637 
1638 static int __init alsa_card_miro_init(void)
1639 {
1640 #ifdef CONFIG_PNP
1641 	pnp_register_card_driver(&miro_pnpc_driver);
1642 	if (snd_miro_pnp_is_probed)
1643 		return 0;
1644 	pnp_unregister_card_driver(&miro_pnpc_driver);
1645 #endif
1646 	return isa_register_driver(&snd_miro_driver, 1);
1647 }
1648 
1649 static void __exit alsa_card_miro_exit(void)
1650 {
1651 	if (!snd_miro_pnp_is_probed) {
1652 		isa_unregister_driver(&snd_miro_driver);
1653 		return;
1654 	}
1655 #ifdef CONFIG_PNP
1656 	pnp_unregister_card_driver(&miro_pnpc_driver);
1657 #endif
1658 }
1659 
1660 module_init(alsa_card_miro_init)
1661 module_exit(alsa_card_miro_exit)
1662