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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(port, long, 0444);
73 MODULE_PARM_DESC(port, "WSS port # for miro driver.");
74 module_param(mpu_port, long, 0444);
75 MODULE_PARM_DESC(mpu_port, "MPU-401 port # for miro driver.");
76 module_param(fm_port, long, 0444);
77 MODULE_PARM_DESC(fm_port, "FM Port # for miro driver.");
78 module_param(irq, int, 0444);
79 MODULE_PARM_DESC(irq, "WSS irq # for miro driver.");
80 module_param(mpu_irq, int, 0444);
81 MODULE_PARM_DESC(mpu_irq, "MPU-401 irq # for miro driver.");
82 module_param(dma1, int, 0444);
83 MODULE_PARM_DESC(dma1, "1st dma # for miro driver.");
84 module_param(dma2, int, 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 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 
aci_busy_wait(struct snd_miro_aci * aci)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 
aci_write(struct snd_miro_aci * aci,unsigned char byte)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 
aci_read(struct snd_miro_aci * aci)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 
snd_aci_cmd(struct snd_miro_aci * aci,int write1,int write2,int write3)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 
aci_getvalue(struct snd_miro_aci * aci,unsigned char index)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 
aci_setvalue(struct snd_miro_aci * aci,unsigned char index,int value)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 
snd_aci_get_aci(void)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 
snd_miro_get_capture(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)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 
snd_miro_put_capture(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)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 
snd_miro_info_preamp(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_info * uinfo)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 
snd_miro_get_preamp(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)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 
snd_miro_put_preamp(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)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 
snd_miro_get_amp(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)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 
snd_miro_put_amp(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)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 
snd_miro_info_double(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_info * uinfo)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 
snd_miro_get_double(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * uinfo)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 
snd_miro_put_double(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)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 
snd_set_aci_init_values(struct snd_miro * miro)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 
snd_miro_mixer(struct snd_card * card,struct snd_miro * miro)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 
snd_miro_init(struct snd_miro * chip,unsigned short hardware)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 
snd_miro_read(struct snd_miro * chip,unsigned char reg)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 
snd_miro_write(struct snd_miro * chip,unsigned char reg,unsigned char value)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 
snd_miro_write_mask(struct snd_miro * chip,unsigned char reg,unsigned char value,unsigned char mask)878 static inline void snd_miro_write_mask(struct snd_miro *chip,
879 		unsigned char reg, unsigned char value, unsigned char mask)
880 {
881 	unsigned char oldval = snd_miro_read(chip, reg);
882 
883 	snd_miro_write(chip, reg, (oldval & ~mask) | (value & mask));
884 }
885 
886 /*
887  *  Proc Interface
888  */
889 
snd_miro_proc_read(struct snd_info_entry * entry,struct snd_info_buffer * buffer)890 static void snd_miro_proc_read(struct snd_info_entry * entry,
891 			       struct snd_info_buffer *buffer)
892 {
893 	struct snd_miro *miro = (struct snd_miro *) entry->private_data;
894 	struct snd_miro_aci *aci = miro->aci;
895 	char* model = "unknown";
896 
897 	/* miroSOUND PCM1 pro, early PCM12 */
898 
899 	if ((miro->hardware == OPTi9XX_HW_82C929) &&
900 	    (aci->aci_vendor == 'm') &&
901 	    (aci->aci_product == 'A')) {
902 		switch (aci->aci_version) {
903 		case 3:
904 			model = "miroSOUND PCM1 pro";
905 			break;
906 		default:
907 			model = "miroSOUND PCM1 pro / (early) PCM12";
908 			break;
909 		}
910 	}
911 
912 	/* miroSOUND PCM12, PCM12 (Rev. E), PCM12 pnp */
913 
914 	if ((miro->hardware == OPTi9XX_HW_82C924) &&
915 	    (aci->aci_vendor == 'm') &&
916 	    (aci->aci_product == 'B')) {
917 		switch (aci->aci_version) {
918 		case 4:
919 			model = "miroSOUND PCM12";
920 			break;
921 		case 176:
922 			model = "miroSOUND PCM12 (Rev. E)";
923 			break;
924 		default:
925 			model = "miroSOUND PCM12 / PCM12 pnp";
926 			break;
927 		}
928 	}
929 
930 	/* miroSOUND PCM20 radio */
931 
932 	if ((miro->hardware == OPTi9XX_HW_82C924) &&
933 	    (aci->aci_vendor == 'm') &&
934 	    (aci->aci_product == 'C')) {
935 		switch (aci->aci_version) {
936 		case 7:
937 			model = "miroSOUND PCM20 radio (Rev. E)";
938 			break;
939 		default:
940 			model = "miroSOUND PCM20 radio";
941 			break;
942 		}
943 	}
944 
945 	snd_iprintf(buffer, "\nGeneral information:\n");
946 	snd_iprintf(buffer, "  model   : %s\n", model);
947 	snd_iprintf(buffer, "  opti    : %s\n", miro->name);
948 	snd_iprintf(buffer, "  codec   : %s\n", miro->pcm->name);
949 	snd_iprintf(buffer, "  port    : 0x%lx\n", miro->wss_base);
950 	snd_iprintf(buffer, "  irq     : %d\n", miro->irq);
951 	snd_iprintf(buffer, "  dma     : %d,%d\n\n", miro->dma1, miro->dma2);
952 
953 	snd_iprintf(buffer, "MPU-401:\n");
954 	snd_iprintf(buffer, "  port    : 0x%lx\n", miro->mpu_port);
955 	snd_iprintf(buffer, "  irq     : %d\n\n", miro->mpu_irq);
956 
957 	snd_iprintf(buffer, "ACI information:\n");
958 	snd_iprintf(buffer, "  vendor  : ");
959 	switch (aci->aci_vendor) {
960 	case 'm':
961 		snd_iprintf(buffer, "Miro\n");
962 		break;
963 	default:
964 		snd_iprintf(buffer, "unknown (0x%x)\n", aci->aci_vendor);
965 		break;
966 	}
967 
968 	snd_iprintf(buffer, "  product : ");
969 	switch (aci->aci_product) {
970 	case 'A':
971 		snd_iprintf(buffer, "miroSOUND PCM1 pro / (early) PCM12\n");
972 		break;
973 	case 'B':
974 		snd_iprintf(buffer, "miroSOUND PCM12\n");
975 		break;
976 	case 'C':
977 		snd_iprintf(buffer, "miroSOUND PCM20 radio\n");
978 		break;
979 	default:
980 		snd_iprintf(buffer, "unknown (0x%x)\n", aci->aci_product);
981 		break;
982 	}
983 
984 	snd_iprintf(buffer, "  firmware: %d (0x%x)\n",
985 		    aci->aci_version, aci->aci_version);
986 	snd_iprintf(buffer, "  port    : 0x%lx-0x%lx\n",
987 		    aci->aci_port, aci->aci_port+2);
988 	snd_iprintf(buffer, "  wss     : 0x%x\n", wss);
989 	snd_iprintf(buffer, "  ide     : 0x%x\n", ide);
990 	snd_iprintf(buffer, "  solomode: 0x%x\n", aci->aci_solomode);
991 	snd_iprintf(buffer, "  amp     : 0x%x\n", aci->aci_amp);
992 	snd_iprintf(buffer, "  preamp  : 0x%x\n", aci->aci_preamp);
993 }
994 
snd_miro_proc_init(struct snd_card * card,struct snd_miro * miro)995 static void snd_miro_proc_init(struct snd_card *card,
996 			       struct snd_miro *miro)
997 {
998 	struct snd_info_entry *entry;
999 
1000 	if (!snd_card_proc_new(card, "miro", &entry))
1001 		snd_info_set_text_ops(entry, miro, snd_miro_proc_read);
1002 }
1003 
1004 /*
1005  *  Init
1006  */
1007 
snd_miro_configure(struct snd_miro * chip)1008 static int snd_miro_configure(struct snd_miro *chip)
1009 {
1010 	unsigned char wss_base_bits;
1011 	unsigned char irq_bits;
1012 	unsigned char dma_bits;
1013 	unsigned char mpu_port_bits = 0;
1014 	unsigned char mpu_irq_bits;
1015 	unsigned long flags;
1016 
1017 	snd_miro_write_mask(chip, OPTi9XX_MC_REG(1), 0x80, 0x80);
1018 	snd_miro_write_mask(chip, OPTi9XX_MC_REG(2), 0x20, 0x20); /* OPL4 */
1019 	snd_miro_write_mask(chip, OPTi9XX_MC_REG(5), 0x02, 0x02);
1020 
1021 	switch (chip->hardware) {
1022 	case OPTi9XX_HW_82C924:
1023 		snd_miro_write_mask(chip, OPTi9XX_MC_REG(6), 0x02, 0x02);
1024 		snd_miro_write_mask(chip, OPTi9XX_MC_REG(3), 0xf0, 0xff);
1025 		break;
1026 	case OPTi9XX_HW_82C929:
1027 		/* untested init commands for OPTi929 */
1028 		snd_miro_write_mask(chip, OPTi9XX_MC_REG(4), 0x00, 0x0c);
1029 		break;
1030 	default:
1031 		snd_printk(KERN_ERR "chip %d not supported\n", chip->hardware);
1032 		return -EINVAL;
1033 	}
1034 
1035 	/* PnP resource says it decodes only 10 bits of address */
1036 	switch (chip->wss_base & 0x3ff) {
1037 	case 0x130:
1038 		chip->wss_base = 0x530;
1039 		wss_base_bits = 0x00;
1040 		break;
1041 	case 0x204:
1042 		chip->wss_base = 0x604;
1043 		wss_base_bits = 0x03;
1044 		break;
1045 	case 0x280:
1046 		chip->wss_base = 0xe80;
1047 		wss_base_bits = 0x01;
1048 		break;
1049 	case 0x340:
1050 		chip->wss_base = 0xf40;
1051 		wss_base_bits = 0x02;
1052 		break;
1053 	default:
1054 		snd_printk(KERN_ERR "WSS port 0x%lx not valid\n", chip->wss_base);
1055 		goto __skip_base;
1056 	}
1057 	snd_miro_write_mask(chip, OPTi9XX_MC_REG(1), wss_base_bits << 4, 0x30);
1058 
1059 __skip_base:
1060 	switch (chip->irq) {
1061 	case 5:
1062 		irq_bits = 0x05;
1063 		break;
1064 	case 7:
1065 		irq_bits = 0x01;
1066 		break;
1067 	case 9:
1068 		irq_bits = 0x02;
1069 		break;
1070 	case 10:
1071 		irq_bits = 0x03;
1072 		break;
1073 	case 11:
1074 		irq_bits = 0x04;
1075 		break;
1076 	default:
1077 		snd_printk(KERN_ERR "WSS irq # %d not valid\n", chip->irq);
1078 		goto __skip_resources;
1079 	}
1080 
1081 	switch (chip->dma1) {
1082 	case 0:
1083 		dma_bits = 0x01;
1084 		break;
1085 	case 1:
1086 		dma_bits = 0x02;
1087 		break;
1088 	case 3:
1089 		dma_bits = 0x03;
1090 		break;
1091 	default:
1092 		snd_printk(KERN_ERR "WSS dma1 # %d not valid\n", chip->dma1);
1093 		goto __skip_resources;
1094 	}
1095 
1096 	if (chip->dma1 == chip->dma2) {
1097 		snd_printk(KERN_ERR "don't want to share dmas\n");
1098 		return -EBUSY;
1099 	}
1100 
1101 	switch (chip->dma2) {
1102 	case 0:
1103 	case 1:
1104 		break;
1105 	default:
1106 		snd_printk(KERN_ERR "WSS dma2 # %d not valid\n", chip->dma2);
1107 		goto __skip_resources;
1108 	}
1109 	dma_bits |= 0x04;
1110 
1111 	spin_lock_irqsave(&chip->lock, flags);
1112 	outb(irq_bits << 3 | dma_bits, chip->wss_base);
1113 	spin_unlock_irqrestore(&chip->lock, flags);
1114 
1115 __skip_resources:
1116 	if (chip->hardware > OPTi9XX_HW_82C928) {
1117 		switch (chip->mpu_port) {
1118 		case 0:
1119 		case -1:
1120 			break;
1121 		case 0x300:
1122 			mpu_port_bits = 0x03;
1123 			break;
1124 		case 0x310:
1125 			mpu_port_bits = 0x02;
1126 			break;
1127 		case 0x320:
1128 			mpu_port_bits = 0x01;
1129 			break;
1130 		case 0x330:
1131 			mpu_port_bits = 0x00;
1132 			break;
1133 		default:
1134 			snd_printk(KERN_ERR "MPU-401 port 0x%lx not valid\n",
1135 				   chip->mpu_port);
1136 			goto __skip_mpu;
1137 		}
1138 
1139 		switch (chip->mpu_irq) {
1140 		case 5:
1141 			mpu_irq_bits = 0x02;
1142 			break;
1143 		case 7:
1144 			mpu_irq_bits = 0x03;
1145 			break;
1146 		case 9:
1147 			mpu_irq_bits = 0x00;
1148 			break;
1149 		case 10:
1150 			mpu_irq_bits = 0x01;
1151 			break;
1152 		default:
1153 			snd_printk(KERN_ERR "MPU-401 irq # %d not valid\n",
1154 				   chip->mpu_irq);
1155 			goto __skip_mpu;
1156 		}
1157 
1158 		snd_miro_write_mask(chip, OPTi9XX_MC_REG(6),
1159 			(chip->mpu_port <= 0) ? 0x00 :
1160 				0x80 | mpu_port_bits << 5 | mpu_irq_bits << 3,
1161 			0xf8);
1162 	}
1163 __skip_mpu:
1164 
1165 	return 0;
1166 }
1167 
snd_miro_opti_check(struct snd_miro * chip)1168 static int snd_miro_opti_check(struct snd_miro *chip)
1169 {
1170 	unsigned char value;
1171 
1172 	chip->res_mc_base = request_region(chip->mc_base, chip->mc_base_size,
1173 					   "OPTi9xx MC");
1174 	if (chip->res_mc_base == NULL)
1175 		return -ENOMEM;
1176 
1177 	value = snd_miro_read(chip, OPTi9XX_MC_REG(1));
1178 	if (value != 0xff && value != inb(chip->mc_base + OPTi9XX_MC_REG(1)))
1179 		if (value == snd_miro_read(chip, OPTi9XX_MC_REG(1)))
1180 			return 0;
1181 
1182 	release_and_free_resource(chip->res_mc_base);
1183 	chip->res_mc_base = NULL;
1184 
1185 	return -ENODEV;
1186 }
1187 
snd_card_miro_detect(struct snd_card * card,struct snd_miro * chip)1188 static int snd_card_miro_detect(struct snd_card *card,
1189 				struct snd_miro *chip)
1190 {
1191 	int i, err;
1192 
1193 	for (i = OPTi9XX_HW_82C929; i <= OPTi9XX_HW_82C924; i++) {
1194 
1195 		if ((err = snd_miro_init(chip, i)) < 0)
1196 			return err;
1197 
1198 		err = snd_miro_opti_check(chip);
1199 		if (err == 0)
1200 			return 1;
1201 	}
1202 
1203 	return -ENODEV;
1204 }
1205 
snd_card_miro_aci_detect(struct snd_card * card,struct snd_miro * miro)1206 static int snd_card_miro_aci_detect(struct snd_card *card,
1207 				    struct snd_miro *miro)
1208 {
1209 	unsigned char regval;
1210 	int i;
1211 	struct snd_miro_aci *aci = &aci_device;
1212 
1213 	miro->aci = aci;
1214 
1215 	mutex_init(&aci->aci_mutex);
1216 
1217 	/* get ACI port from OPTi9xx MC 4 */
1218 
1219 	regval=inb(miro->mc_base + 4);
1220 	aci->aci_port = (regval & 0x10) ? 0x344 : 0x354;
1221 
1222 	miro->res_aci_port = request_region(aci->aci_port, 3, "miro aci");
1223 	if (miro->res_aci_port == NULL) {
1224 		snd_printk(KERN_ERR "aci i/o area 0x%lx-0x%lx already used.\n",
1225 			   aci->aci_port, aci->aci_port+2);
1226 		return -ENOMEM;
1227 	}
1228 
1229         /* force ACI into a known state */
1230 	for (i = 0; i < 3; i++)
1231 		if (snd_aci_cmd(aci, ACI_ERROR_OP, -1, -1) < 0) {
1232 			snd_printk(KERN_ERR "can't force aci into known state.\n");
1233 			return -ENXIO;
1234 		}
1235 
1236 	aci->aci_vendor = snd_aci_cmd(aci, ACI_READ_IDCODE, -1, -1);
1237 	aci->aci_product = snd_aci_cmd(aci, ACI_READ_IDCODE, -1, -1);
1238 	if (aci->aci_vendor < 0 || aci->aci_product < 0) {
1239 		snd_printk(KERN_ERR "can't read aci id on 0x%lx.\n",
1240 			   aci->aci_port);
1241 		return -ENXIO;
1242 	}
1243 
1244 	aci->aci_version = snd_aci_cmd(aci, ACI_READ_VERSION, -1, -1);
1245 	if (aci->aci_version < 0) {
1246 		snd_printk(KERN_ERR "can't read aci version on 0x%lx.\n",
1247 			   aci->aci_port);
1248 		return -ENXIO;
1249 	}
1250 
1251 	if (snd_aci_cmd(aci, ACI_INIT, -1, -1) < 0 ||
1252 	    snd_aci_cmd(aci, ACI_ERROR_OP, ACI_ERROR_OP, ACI_ERROR_OP) < 0 ||
1253 	    snd_aci_cmd(aci, ACI_ERROR_OP, ACI_ERROR_OP, ACI_ERROR_OP) < 0) {
1254 		snd_printk(KERN_ERR "can't initialize aci.\n");
1255 		return -ENXIO;
1256 	}
1257 
1258 	return 0;
1259 }
1260 
snd_card_miro_free(struct snd_card * card)1261 static void snd_card_miro_free(struct snd_card *card)
1262 {
1263 	struct snd_miro *miro = card->private_data;
1264 
1265 	release_and_free_resource(miro->res_aci_port);
1266 	if (miro->aci)
1267 		miro->aci->aci_port = 0;
1268 	release_and_free_resource(miro->res_mc_base);
1269 }
1270 
snd_miro_probe(struct snd_card * card)1271 static int snd_miro_probe(struct snd_card *card)
1272 {
1273 	int error;
1274 	struct snd_miro *miro = card->private_data;
1275 	struct snd_wss *codec;
1276 	struct snd_rawmidi *rmidi;
1277 
1278 	if (!miro->res_mc_base) {
1279 		miro->res_mc_base = request_region(miro->mc_base,
1280 						miro->mc_base_size,
1281 						"miro (OPTi9xx MC)");
1282 		if (miro->res_mc_base == NULL) {
1283 			snd_printk(KERN_ERR "request for OPTI9xx MC failed\n");
1284 			return -ENOMEM;
1285 		}
1286 	}
1287 
1288 	error = snd_card_miro_aci_detect(card, miro);
1289 	if (error < 0) {
1290 		snd_printk(KERN_ERR "unable to detect aci chip\n");
1291 		return -ENODEV;
1292 	}
1293 
1294 	miro->wss_base = port;
1295 	miro->mpu_port = mpu_port;
1296 	miro->irq = irq;
1297 	miro->mpu_irq = mpu_irq;
1298 	miro->dma1 = dma1;
1299 	miro->dma2 = dma2;
1300 
1301 	/* init proc interface */
1302 	snd_miro_proc_init(card, miro);
1303 
1304 	error = snd_miro_configure(miro);
1305 	if (error)
1306 		return error;
1307 
1308 	error = snd_wss_create(card, miro->wss_base + 4, -1,
1309 			       miro->irq, miro->dma1, miro->dma2,
1310 			       WSS_HW_DETECT, 0, &codec);
1311 	if (error < 0)
1312 		return error;
1313 
1314 	error = snd_wss_pcm(codec, 0);
1315 	if (error < 0)
1316 		return error;
1317 
1318 	error = snd_wss_mixer(codec);
1319 	if (error < 0)
1320 		return error;
1321 
1322 	error = snd_wss_timer(codec, 0);
1323 	if (error < 0)
1324 		return error;
1325 
1326 	miro->pcm = codec->pcm;
1327 
1328 	error = snd_miro_mixer(card, miro);
1329 	if (error < 0)
1330 		return error;
1331 
1332 	if (miro->aci->aci_vendor == 'm') {
1333 		/* It looks like a miro sound card. */
1334 		switch (miro->aci->aci_product) {
1335 		case 'A':
1336 			sprintf(card->shortname,
1337 				"miroSOUND PCM1 pro / PCM12");
1338 			break;
1339 		case 'B':
1340 			sprintf(card->shortname,
1341 				"miroSOUND PCM12");
1342 			break;
1343 		case 'C':
1344 			sprintf(card->shortname,
1345 				"miroSOUND PCM20 radio");
1346 			break;
1347 		default:
1348 			sprintf(card->shortname,
1349 				"unknown miro");
1350 			snd_printk(KERN_INFO "unknown miro aci id\n");
1351 			break;
1352 		}
1353 	} else {
1354 		snd_printk(KERN_INFO "found unsupported aci card\n");
1355 		sprintf(card->shortname, "unknown Cardinal Technologies");
1356 	}
1357 
1358 	strcpy(card->driver, "miro");
1359 	sprintf(card->longname, "%s: OPTi%s, %s at 0x%lx, irq %d, dma %d&%d",
1360 		card->shortname, miro->name, codec->pcm->name,
1361 		miro->wss_base + 4, miro->irq, miro->dma1, miro->dma2);
1362 
1363 	if (mpu_port <= 0 || mpu_port == SNDRV_AUTO_PORT)
1364 		rmidi = NULL;
1365 	else {
1366 		error = snd_mpu401_uart_new(card, 0, MPU401_HW_MPU401,
1367 				mpu_port, 0, miro->mpu_irq, &rmidi);
1368 		if (error < 0)
1369 			snd_printk(KERN_WARNING "no MPU-401 device at 0x%lx?\n",
1370 				   mpu_port);
1371 	}
1372 
1373 	if (fm_port > 0 && fm_port != SNDRV_AUTO_PORT) {
1374 		struct snd_opl3 *opl3 = NULL;
1375 		struct snd_opl4 *opl4;
1376 
1377 		if (snd_opl4_create(card, fm_port, fm_port - 8,
1378 				    2, &opl3, &opl4) < 0)
1379 			snd_printk(KERN_WARNING "no OPL4 device at 0x%lx\n",
1380 				   fm_port);
1381 	}
1382 
1383 	error = snd_set_aci_init_values(miro);
1384 	if (error < 0)
1385                 return error;
1386 
1387 	return snd_card_register(card);
1388 }
1389 
snd_miro_isa_match(struct device * devptr,unsigned int n)1390 static int snd_miro_isa_match(struct device *devptr, unsigned int n)
1391 {
1392 #ifdef CONFIG_PNP
1393 	if (snd_miro_pnp_is_probed)
1394 		return 0;
1395 	if (isapnp)
1396 		return 0;
1397 #endif
1398 	return 1;
1399 }
1400 
snd_miro_isa_probe(struct device * devptr,unsigned int n)1401 static int snd_miro_isa_probe(struct device *devptr, unsigned int n)
1402 {
1403 	static long possible_ports[] = {0x530, 0xe80, 0xf40, 0x604, -1};
1404 	static long possible_mpu_ports[] = {0x330, 0x300, 0x310, 0x320, -1};
1405 	static int possible_irqs[] = {11, 9, 10, 7, -1};
1406 	static int possible_mpu_irqs[] = {10, 5, 9, 7, -1};
1407 	static int possible_dma1s[] = {3, 1, 0, -1};
1408 	static int possible_dma2s[][2] = { {1, -1}, {0, -1}, {-1, -1},
1409 					   {0, -1} };
1410 
1411 	int error;
1412 	struct snd_miro *miro;
1413 	struct snd_card *card;
1414 
1415 	error = snd_card_new(devptr, index, id, THIS_MODULE,
1416 			     sizeof(struct snd_miro), &card);
1417 	if (error < 0)
1418 		return error;
1419 
1420 	card->private_free = snd_card_miro_free;
1421 	miro = card->private_data;
1422 
1423 	error = snd_card_miro_detect(card, miro);
1424 	if (error < 0) {
1425 		snd_card_free(card);
1426 		snd_printk(KERN_ERR "unable to detect OPTi9xx chip\n");
1427 		return -ENODEV;
1428 	}
1429 
1430 	if (port == SNDRV_AUTO_PORT) {
1431 		port = snd_legacy_find_free_ioport(possible_ports, 4);
1432 		if (port < 0) {
1433 			snd_card_free(card);
1434 			snd_printk(KERN_ERR "unable to find a free WSS port\n");
1435 			return -EBUSY;
1436 		}
1437 	}
1438 
1439 	if (mpu_port == SNDRV_AUTO_PORT) {
1440 		mpu_port = snd_legacy_find_free_ioport(possible_mpu_ports, 2);
1441 		if (mpu_port < 0) {
1442 			snd_card_free(card);
1443 			snd_printk(KERN_ERR
1444 				   "unable to find a free MPU401 port\n");
1445 			return -EBUSY;
1446 		}
1447 	}
1448 
1449 	if (irq == SNDRV_AUTO_IRQ) {
1450 		irq = snd_legacy_find_free_irq(possible_irqs);
1451 		if (irq < 0) {
1452 			snd_card_free(card);
1453 			snd_printk(KERN_ERR "unable to find a free IRQ\n");
1454 			return -EBUSY;
1455 		}
1456 	}
1457 	if (mpu_irq == SNDRV_AUTO_IRQ) {
1458 		mpu_irq = snd_legacy_find_free_irq(possible_mpu_irqs);
1459 		if (mpu_irq < 0) {
1460 			snd_card_free(card);
1461 			snd_printk(KERN_ERR
1462 				   "unable to find a free MPU401 IRQ\n");
1463 			return -EBUSY;
1464 		}
1465 	}
1466 	if (dma1 == SNDRV_AUTO_DMA) {
1467 		dma1 = snd_legacy_find_free_dma(possible_dma1s);
1468 		if (dma1 < 0) {
1469 			snd_card_free(card);
1470 			snd_printk(KERN_ERR "unable to find a free DMA1\n");
1471 			return -EBUSY;
1472 		}
1473 	}
1474 	if (dma2 == SNDRV_AUTO_DMA) {
1475 		dma2 = snd_legacy_find_free_dma(possible_dma2s[dma1 % 4]);
1476 		if (dma2 < 0) {
1477 			snd_card_free(card);
1478 			snd_printk(KERN_ERR "unable to find a free DMA2\n");
1479 			return -EBUSY;
1480 		}
1481 	}
1482 
1483 	error = snd_miro_probe(card);
1484 	if (error < 0) {
1485 		snd_card_free(card);
1486 		return error;
1487 	}
1488 
1489 	dev_set_drvdata(devptr, card);
1490 	return 0;
1491 }
1492 
snd_miro_isa_remove(struct device * devptr,unsigned int dev)1493 static int snd_miro_isa_remove(struct device *devptr,
1494 			       unsigned int dev)
1495 {
1496 	snd_card_free(dev_get_drvdata(devptr));
1497 	return 0;
1498 }
1499 
1500 #define DEV_NAME "miro"
1501 
1502 static struct isa_driver snd_miro_driver = {
1503 	.match		= snd_miro_isa_match,
1504 	.probe		= snd_miro_isa_probe,
1505 	.remove		= snd_miro_isa_remove,
1506 	/* FIXME: suspend/resume */
1507 	.driver		= {
1508 		.name	= DEV_NAME
1509 	},
1510 };
1511 
1512 #ifdef CONFIG_PNP
1513 
snd_card_miro_pnp(struct snd_miro * chip,struct pnp_card_link * card,const struct pnp_card_device_id * pid)1514 static int snd_card_miro_pnp(struct snd_miro *chip,
1515 			     struct pnp_card_link *card,
1516 			     const struct pnp_card_device_id *pid)
1517 {
1518 	struct pnp_dev *pdev;
1519 	int err;
1520 	struct pnp_dev *devmpu;
1521 	struct pnp_dev *devmc;
1522 
1523 	pdev = pnp_request_card_device(card, pid->devs[0].id, NULL);
1524 	if (pdev == NULL)
1525 		return -EBUSY;
1526 
1527 	devmpu = pnp_request_card_device(card, pid->devs[1].id, NULL);
1528 	if (devmpu == NULL)
1529 		return -EBUSY;
1530 
1531 	devmc = pnp_request_card_device(card, pid->devs[2].id, NULL);
1532 	if (devmc == NULL)
1533 		return -EBUSY;
1534 
1535 	err = pnp_activate_dev(pdev);
1536 	if (err < 0) {
1537 		snd_printk(KERN_ERR "AUDIO pnp configure failure: %d\n", err);
1538 		return err;
1539 	}
1540 
1541 	err = pnp_activate_dev(devmc);
1542 	if (err < 0) {
1543 		snd_printk(KERN_ERR "MC pnp configure failure: %d\n",
1544 				    err);
1545 		return err;
1546 	}
1547 
1548 	port = pnp_port_start(pdev, 1);
1549 	fm_port = pnp_port_start(pdev, 2) + 8;
1550 
1551 	/*
1552 	 * The MC(0) is never accessed and the miroSOUND PCM20 card does not
1553 	 * include it in the PnP resource range. OPTI93x include it.
1554 	 */
1555 	chip->mc_base = pnp_port_start(devmc, 0) - 1;
1556 	chip->mc_base_size = pnp_port_len(devmc, 0) + 1;
1557 
1558 	irq = pnp_irq(pdev, 0);
1559 	dma1 = pnp_dma(pdev, 0);
1560 	dma2 = pnp_dma(pdev, 1);
1561 
1562 	if (mpu_port > 0) {
1563 		err = pnp_activate_dev(devmpu);
1564 		if (err < 0) {
1565 			snd_printk(KERN_ERR "MPU401 pnp configure failure\n");
1566 			mpu_port = -1;
1567 			return err;
1568 		}
1569 		mpu_port = pnp_port_start(devmpu, 0);
1570 		mpu_irq = pnp_irq(devmpu, 0);
1571 	}
1572 	return 0;
1573 }
1574 
snd_miro_pnp_probe(struct pnp_card_link * pcard,const struct pnp_card_device_id * pid)1575 static int snd_miro_pnp_probe(struct pnp_card_link *pcard,
1576 			      const struct pnp_card_device_id *pid)
1577 {
1578 	struct snd_card *card;
1579 	int err;
1580 	struct snd_miro *miro;
1581 
1582 	if (snd_miro_pnp_is_probed)
1583 		return -EBUSY;
1584 	if (!isapnp)
1585 		return -ENODEV;
1586 	err = snd_card_new(&pcard->card->dev, index, id, THIS_MODULE,
1587 			   sizeof(struct snd_miro), &card);
1588 	if (err < 0)
1589 		return err;
1590 
1591 	card->private_free = snd_card_miro_free;
1592 	miro = card->private_data;
1593 
1594 	err = snd_card_miro_pnp(miro, pcard, pid);
1595 	if (err) {
1596 		snd_card_free(card);
1597 		return err;
1598 	}
1599 
1600 	/* only miroSOUND PCM20 and PCM12 == OPTi924 */
1601 	err = snd_miro_init(miro, OPTi9XX_HW_82C924);
1602 	if (err) {
1603 		snd_card_free(card);
1604 		return err;
1605 	}
1606 
1607 	err = snd_miro_opti_check(miro);
1608 	if (err) {
1609 		snd_printk(KERN_ERR "OPTI chip not found\n");
1610 		snd_card_free(card);
1611 		return err;
1612 	}
1613 
1614 	err = snd_miro_probe(card);
1615 	if (err < 0) {
1616 		snd_card_free(card);
1617 		return err;
1618 	}
1619 	pnp_set_card_drvdata(pcard, card);
1620 	snd_miro_pnp_is_probed = 1;
1621 	return 0;
1622 }
1623 
snd_miro_pnp_remove(struct pnp_card_link * pcard)1624 static void snd_miro_pnp_remove(struct pnp_card_link *pcard)
1625 {
1626 	snd_card_free(pnp_get_card_drvdata(pcard));
1627 	pnp_set_card_drvdata(pcard, NULL);
1628 	snd_miro_pnp_is_probed = 0;
1629 }
1630 
1631 static struct pnp_card_driver miro_pnpc_driver = {
1632 	.flags		= PNP_DRIVER_RES_DISABLE,
1633 	.name		= "miro",
1634 	.id_table	= snd_miro_pnpids,
1635 	.probe		= snd_miro_pnp_probe,
1636 	.remove		= snd_miro_pnp_remove,
1637 };
1638 #endif
1639 
alsa_card_miro_init(void)1640 static int __init alsa_card_miro_init(void)
1641 {
1642 #ifdef CONFIG_PNP
1643 	pnp_register_card_driver(&miro_pnpc_driver);
1644 	if (snd_miro_pnp_is_probed)
1645 		return 0;
1646 	pnp_unregister_card_driver(&miro_pnpc_driver);
1647 #endif
1648 	return isa_register_driver(&snd_miro_driver, 1);
1649 }
1650 
alsa_card_miro_exit(void)1651 static void __exit alsa_card_miro_exit(void)
1652 {
1653 	if (!snd_miro_pnp_is_probed) {
1654 		isa_unregister_driver(&snd_miro_driver);
1655 		return;
1656 	}
1657 #ifdef CONFIG_PNP
1658 	pnp_unregister_card_driver(&miro_pnpc_driver);
1659 #endif
1660 }
1661 
1662 module_init(alsa_card_miro_init)
1663 module_exit(alsa_card_miro_exit)
1664