1// SPDX-License-Identifier: GPL-2.0-or-later
2/*
3 *   ALSA soundcard driver for Miro miroSOUND PCM1 pro
4 *                                  miroSOUND PCM12
5 *                                  miroSOUND PCM20 Radio
6 *
7 *   Copyright (C) 2004-2005 Martin Langer <martin-langer@gmx.de>
8 *
9 *   Based on OSS ACI and ALSA OPTi9xx drivers
10 */
11
12#include <linux/init.h>
13#include <linux/err.h>
14#include <linux/isa.h>
15#include <linux/pnp.h>
16#include <linux/delay.h>
17#include <linux/ioport.h>
18#include <linux/module.h>
19#include <linux/io.h>
20#include <asm/dma.h>
21#include <sound/core.h>
22#include <sound/wss.h>
23#include <sound/mpu401.h>
24#include <sound/opl4.h>
25#include <sound/control.h>
26#include <sound/info.h>
27#define SNDRV_LEGACY_FIND_FREE_IOPORT
28#define SNDRV_LEGACY_FIND_FREE_IRQ
29#define SNDRV_LEGACY_FIND_FREE_DMA
30#include <sound/initval.h>
31#include <sound/aci.h>
32
33MODULE_AUTHOR("Martin Langer <martin-langer@gmx.de>");
34MODULE_LICENSE("GPL");
35MODULE_DESCRIPTION("Miro miroSOUND PCM1 pro, PCM12, PCM20 Radio");
36
37static int index = SNDRV_DEFAULT_IDX1;		/* Index 0-MAX */
38static char *id = SNDRV_DEFAULT_STR1;		/* ID for this card */
39static long port = SNDRV_DEFAULT_PORT1; 	/* 0x530,0xe80,0xf40,0x604 */
40static long mpu_port = SNDRV_DEFAULT_PORT1;	/* 0x300,0x310,0x320,0x330 */
41static long fm_port = SNDRV_DEFAULT_PORT1;	/* 0x388 */
42static int irq = SNDRV_DEFAULT_IRQ1;		/* 5,7,9,10,11 */
43static int mpu_irq = SNDRV_DEFAULT_IRQ1;	/* 5,7,9,10 */
44static int dma1 = SNDRV_DEFAULT_DMA1;		/* 0,1,3 */
45static int dma2 = SNDRV_DEFAULT_DMA1;		/* 0,1,3 */
46static int wss;
47static int ide;
48#ifdef CONFIG_PNP
49static bool isapnp = 1;				/* Enable ISA PnP detection */
50#endif
51
52module_param(index, int, 0444);
53MODULE_PARM_DESC(index, "Index value for miro soundcard.");
54module_param(id, charp, 0444);
55MODULE_PARM_DESC(id, "ID string for miro soundcard.");
56module_param_hw(port, long, ioport, 0444);
57MODULE_PARM_DESC(port, "WSS port # for miro driver.");
58module_param_hw(mpu_port, long, ioport, 0444);
59MODULE_PARM_DESC(mpu_port, "MPU-401 port # for miro driver.");
60module_param_hw(fm_port, long, ioport, 0444);
61MODULE_PARM_DESC(fm_port, "FM Port # for miro driver.");
62module_param_hw(irq, int, irq, 0444);
63MODULE_PARM_DESC(irq, "WSS irq # for miro driver.");
64module_param_hw(mpu_irq, int, irq, 0444);
65MODULE_PARM_DESC(mpu_irq, "MPU-401 irq # for miro driver.");
66module_param_hw(dma1, int, dma, 0444);
67MODULE_PARM_DESC(dma1, "1st dma # for miro driver.");
68module_param_hw(dma2, int, dma, 0444);
69MODULE_PARM_DESC(dma2, "2nd dma # for miro driver.");
70module_param(wss, int, 0444);
71MODULE_PARM_DESC(wss, "wss mode");
72module_param(ide, int, 0444);
73MODULE_PARM_DESC(ide, "enable ide port");
74#ifdef CONFIG_PNP
75module_param(isapnp, bool, 0444);
76MODULE_PARM_DESC(isapnp, "Enable ISA PnP detection for specified soundcard.");
77#endif
78
79#define OPTi9XX_HW_DETECT	0
80#define OPTi9XX_HW_82C928	1
81#define OPTi9XX_HW_82C929	2
82#define OPTi9XX_HW_82C924	3
83#define OPTi9XX_HW_82C925	4
84#define OPTi9XX_HW_82C930	5
85#define OPTi9XX_HW_82C931	6
86#define OPTi9XX_HW_82C933	7
87#define OPTi9XX_HW_LAST		OPTi9XX_HW_82C933
88
89#define OPTi9XX_MC_REG(n)	n
90
91struct snd_miro {
92	unsigned short hardware;
93	unsigned char password;
94	char name[7];
95
96	struct resource *res_mc_base;
97	struct resource *res_aci_port;
98
99	unsigned long mc_base;
100	unsigned long mc_base_size;
101	unsigned long pwd_reg;
102
103	spinlock_t lock;
104	struct snd_pcm *pcm;
105
106	long wss_base;
107	int irq;
108	int dma1;
109	int dma2;
110
111	long mpu_port;
112	int mpu_irq;
113
114	struct snd_miro_aci *aci;
115};
116
117static struct snd_miro_aci aci_device;
118
119static const char * const snd_opti9xx_names[] = {
120	"unknown",
121	"82C928", "82C929",
122	"82C924", "82C925",
123	"82C930", "82C931", "82C933"
124};
125
126static int snd_miro_pnp_is_probed;
127
128#ifdef CONFIG_PNP
129
130static const struct pnp_card_device_id snd_miro_pnpids[] = {
131	/* PCM20 and PCM12 in PnP mode */
132	{ .id = "MIR0924",
133	  .devs = { { "MIR0000" }, { "MIR0002" }, { "MIR0005" } }, },
134	{ .id = "" }
135};
136
137MODULE_DEVICE_TABLE(pnp_card, snd_miro_pnpids);
138
139#endif	/* CONFIG_PNP */
140
141/*
142 *  ACI control
143 */
144
145static int aci_busy_wait(struct snd_miro_aci *aci)
146{
147	long timeout;
148	unsigned char byte;
149
150	for (timeout = 1; timeout <= ACI_MINTIME + 30; timeout++) {
151		byte = inb(aci->aci_port + ACI_REG_BUSY);
152		if ((byte & 1) == 0) {
153			if (timeout >= ACI_MINTIME)
154				snd_printd("aci ready in round %ld.\n",
155					   timeout-ACI_MINTIME);
156			return byte;
157		}
158		if (timeout >= ACI_MINTIME) {
159			long out=10*HZ;
160			switch (timeout-ACI_MINTIME) {
161			case 0 ... 9:
162				out /= 10;
163				fallthrough;
164			case 10 ... 19:
165				out /= 10;
166				fallthrough;
167			case 20 ... 30:
168				out /= 10;
169				fallthrough;
170			default:
171				set_current_state(TASK_UNINTERRUPTIBLE);
172				schedule_timeout(out);
173				break;
174			}
175		}
176	}
177	snd_printk(KERN_ERR "aci_busy_wait() time out\n");
178	return -EBUSY;
179}
180
181static inline int aci_write(struct snd_miro_aci *aci, unsigned char byte)
182{
183	if (aci_busy_wait(aci) >= 0) {
184		outb(byte, aci->aci_port + ACI_REG_COMMAND);
185		return 0;
186	} else {
187		snd_printk(KERN_ERR "aci busy, aci_write(0x%x) stopped.\n", byte);
188		return -EBUSY;
189	}
190}
191
192static inline int aci_read(struct snd_miro_aci *aci)
193{
194	unsigned char byte;
195
196	if (aci_busy_wait(aci) >= 0) {
197		byte = inb(aci->aci_port + ACI_REG_STATUS);
198		return byte;
199	} else {
200		snd_printk(KERN_ERR "aci busy, aci_read() stopped.\n");
201		return -EBUSY;
202	}
203}
204
205int snd_aci_cmd(struct snd_miro_aci *aci, int write1, int write2, int write3)
206{
207	int write[] = {write1, write2, write3};
208	int value, i;
209
210	if (mutex_lock_interruptible(&aci->aci_mutex))
211		return -EINTR;
212
213	for (i=0; i<3; i++) {
214		if (write[i]< 0 || write[i] > 255)
215			break;
216		else {
217			value = aci_write(aci, write[i]);
218			if (value < 0)
219				goto out;
220		}
221	}
222
223	value = aci_read(aci);
224
225out:	mutex_unlock(&aci->aci_mutex);
226	return value;
227}
228EXPORT_SYMBOL(snd_aci_cmd);
229
230static int aci_getvalue(struct snd_miro_aci *aci, unsigned char index)
231{
232	return snd_aci_cmd(aci, ACI_STATUS, index, -1);
233}
234
235static int aci_setvalue(struct snd_miro_aci *aci, unsigned char index,
236			int value)
237{
238	return snd_aci_cmd(aci, index, value, -1);
239}
240
241struct snd_miro_aci *snd_aci_get_aci(void)
242{
243	if (aci_device.aci_port == 0)
244		return NULL;
245	return &aci_device;
246}
247EXPORT_SYMBOL(snd_aci_get_aci);
248
249/*
250 *  MIXER part
251 */
252
253#define snd_miro_info_capture	snd_ctl_boolean_mono_info
254
255static int snd_miro_get_capture(struct snd_kcontrol *kcontrol,
256				struct snd_ctl_elem_value *ucontrol)
257{
258	struct snd_miro *miro = snd_kcontrol_chip(kcontrol);
259	int value;
260
261	value = aci_getvalue(miro->aci, ACI_S_GENERAL);
262	if (value < 0) {
263		snd_printk(KERN_ERR "snd_miro_get_capture() failed: %d\n",
264			   value);
265		return value;
266	}
267
268	ucontrol->value.integer.value[0] = value & 0x20;
269
270	return 0;
271}
272
273static int snd_miro_put_capture(struct snd_kcontrol *kcontrol,
274				struct snd_ctl_elem_value *ucontrol)
275{
276	struct snd_miro *miro = snd_kcontrol_chip(kcontrol);
277	int change, value, error;
278
279	value = !(ucontrol->value.integer.value[0]);
280
281	error = aci_setvalue(miro->aci, ACI_SET_SOLOMODE, value);
282	if (error < 0) {
283		snd_printk(KERN_ERR "snd_miro_put_capture() failed: %d\n",
284			   error);
285		return error;
286	}
287
288	change = (value != miro->aci->aci_solomode);
289	miro->aci->aci_solomode = value;
290
291	return change;
292}
293
294static int snd_miro_info_preamp(struct snd_kcontrol *kcontrol,
295				struct snd_ctl_elem_info *uinfo)
296{
297	uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
298	uinfo->count = 1;
299	uinfo->value.integer.min = 0;
300	uinfo->value.integer.max = 3;
301
302	return 0;
303}
304
305static int snd_miro_get_preamp(struct snd_kcontrol *kcontrol,
306			       struct snd_ctl_elem_value *ucontrol)
307{
308	struct snd_miro *miro = snd_kcontrol_chip(kcontrol);
309	int value;
310
311	if (miro->aci->aci_version <= 176) {
312
313		/*
314		   OSS says it's not readable with versions < 176.
315		   But it doesn't work on my card,
316		   which is a PCM12 with aci_version = 176.
317		*/
318
319		ucontrol->value.integer.value[0] = miro->aci->aci_preamp;
320		return 0;
321	}
322
323	value = aci_getvalue(miro->aci, ACI_GET_PREAMP);
324	if (value < 0) {
325		snd_printk(KERN_ERR "snd_miro_get_preamp() failed: %d\n",
326			   value);
327		return value;
328	}
329
330	ucontrol->value.integer.value[0] = value;
331
332	return 0;
333}
334
335static int snd_miro_put_preamp(struct snd_kcontrol *kcontrol,
336			       struct snd_ctl_elem_value *ucontrol)
337{
338	struct snd_miro *miro = snd_kcontrol_chip(kcontrol);
339	int error, value, change;
340
341	value = ucontrol->value.integer.value[0];
342
343	error = aci_setvalue(miro->aci, ACI_SET_PREAMP, value);
344	if (error < 0) {
345		snd_printk(KERN_ERR "snd_miro_put_preamp() failed: %d\n",
346			   error);
347		return error;
348	}
349
350	change = (value != miro->aci->aci_preamp);
351	miro->aci->aci_preamp = value;
352
353	return change;
354}
355
356#define snd_miro_info_amp	snd_ctl_boolean_mono_info
357
358static int snd_miro_get_amp(struct snd_kcontrol *kcontrol,
359			    struct snd_ctl_elem_value *ucontrol)
360{
361	struct snd_miro *miro = snd_kcontrol_chip(kcontrol);
362	ucontrol->value.integer.value[0] = miro->aci->aci_amp;
363
364	return 0;
365}
366
367static int snd_miro_put_amp(struct snd_kcontrol *kcontrol,
368			    struct snd_ctl_elem_value *ucontrol)
369{
370	struct snd_miro *miro = snd_kcontrol_chip(kcontrol);
371	int error, value, change;
372
373	value = ucontrol->value.integer.value[0];
374
375	error = aci_setvalue(miro->aci, ACI_SET_POWERAMP, value);
376	if (error < 0) {
377		snd_printk(KERN_ERR "snd_miro_put_amp() to %d failed: %d\n", value, error);
378		return error;
379	}
380
381	change = (value != miro->aci->aci_amp);
382	miro->aci->aci_amp = value;
383
384	return change;
385}
386
387#define MIRO_DOUBLE(ctl_name, ctl_index, get_right_reg, set_right_reg) \
388{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
389  .name = ctl_name, \
390  .index = ctl_index, \
391  .info = snd_miro_info_double, \
392  .get = snd_miro_get_double, \
393  .put = snd_miro_put_double, \
394  .private_value = get_right_reg | (set_right_reg << 8) \
395}
396
397static int snd_miro_info_double(struct snd_kcontrol *kcontrol,
398				struct snd_ctl_elem_info *uinfo)
399{
400	int reg = kcontrol->private_value & 0xff;
401
402	uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
403	uinfo->count = 2;
404
405	if ((reg >= ACI_GET_EQ1) && (reg <= ACI_GET_EQ7)) {
406
407		/* equalizer elements */
408
409		uinfo->value.integer.min = - 0x7f;
410		uinfo->value.integer.max = 0x7f;
411	} else {
412
413		/* non-equalizer elements */
414
415		uinfo->value.integer.min = 0;
416		uinfo->value.integer.max = 0x20;
417	}
418
419	return 0;
420}
421
422static int snd_miro_get_double(struct snd_kcontrol *kcontrol,
423			       struct snd_ctl_elem_value *uinfo)
424{
425	struct snd_miro *miro = snd_kcontrol_chip(kcontrol);
426	int left_val, right_val;
427
428	int right_reg = kcontrol->private_value & 0xff;
429	int left_reg = right_reg + 1;
430
431	right_val = aci_getvalue(miro->aci, right_reg);
432	if (right_val < 0) {
433		snd_printk(KERN_ERR "aci_getvalue(%d) failed: %d\n", right_reg, right_val);
434		return right_val;
435	}
436
437	left_val = aci_getvalue(miro->aci, left_reg);
438	if (left_val < 0) {
439		snd_printk(KERN_ERR "aci_getvalue(%d) failed: %d\n", left_reg, left_val);
440		return left_val;
441	}
442
443	if ((right_reg >= ACI_GET_EQ1) && (right_reg <= ACI_GET_EQ7)) {
444
445		/* equalizer elements */
446
447		if (left_val < 0x80) {
448			uinfo->value.integer.value[0] = left_val;
449		} else {
450			uinfo->value.integer.value[0] = 0x80 - left_val;
451		}
452
453		if (right_val < 0x80) {
454			uinfo->value.integer.value[1] = right_val;
455		} else {
456			uinfo->value.integer.value[1] = 0x80 - right_val;
457		}
458
459	} else {
460
461		/* non-equalizer elements */
462
463		uinfo->value.integer.value[0] = 0x20 - left_val;
464		uinfo->value.integer.value[1] = 0x20 - right_val;
465	}
466
467	return 0;
468}
469
470static int snd_miro_put_double(struct snd_kcontrol *kcontrol,
471			       struct snd_ctl_elem_value *ucontrol)
472{
473	struct snd_miro *miro = snd_kcontrol_chip(kcontrol);
474	struct snd_miro_aci *aci = miro->aci;
475	int left, right, left_old, right_old;
476	int setreg_left, setreg_right, getreg_left, getreg_right;
477	int change, error;
478
479	left = ucontrol->value.integer.value[0];
480	right = ucontrol->value.integer.value[1];
481
482	setreg_right = (kcontrol->private_value >> 8) & 0xff;
483	setreg_left = setreg_right + 8;
484	if (setreg_right == ACI_SET_MASTER)
485		setreg_left -= 7;
486
487	getreg_right = kcontrol->private_value & 0xff;
488	getreg_left = getreg_right + 1;
489
490	left_old = aci_getvalue(aci, getreg_left);
491	if (left_old < 0) {
492		snd_printk(KERN_ERR "aci_getvalue(%d) failed: %d\n", getreg_left, left_old);
493		return left_old;
494	}
495
496	right_old = aci_getvalue(aci, getreg_right);
497	if (right_old < 0) {
498		snd_printk(KERN_ERR "aci_getvalue(%d) failed: %d\n", getreg_right, right_old);
499		return right_old;
500	}
501
502	if ((getreg_right >= ACI_GET_EQ1) && (getreg_right <= ACI_GET_EQ7)) {
503
504		/* equalizer elements */
505
506		if (left < -0x7f || left > 0x7f ||
507		    right < -0x7f || right > 0x7f)
508			return -EINVAL;
509
510		if (left_old > 0x80)
511			left_old = 0x80 - left_old;
512		if (right_old > 0x80)
513			right_old = 0x80 - right_old;
514
515		if (left >= 0) {
516			error = aci_setvalue(aci, setreg_left, left);
517			if (error < 0) {
518				snd_printk(KERN_ERR "aci_setvalue(%d) failed: %d\n",
519					   left, error);
520				return error;
521			}
522		} else {
523			error = aci_setvalue(aci, setreg_left, 0x80 - left);
524			if (error < 0) {
525				snd_printk(KERN_ERR "aci_setvalue(%d) failed: %d\n",
526					   0x80 - left, error);
527				return error;
528			}
529		}
530
531		if (right >= 0) {
532			error = aci_setvalue(aci, setreg_right, right);
533			if (error < 0) {
534				snd_printk(KERN_ERR "aci_setvalue(%d) failed: %d\n",
535					   right, error);
536				return error;
537			}
538		} else {
539			error = aci_setvalue(aci, setreg_right, 0x80 - right);
540			if (error < 0) {
541				snd_printk(KERN_ERR "aci_setvalue(%d) failed: %d\n",
542					   0x80 - right, error);
543				return error;
544			}
545		}
546
547	} else {
548
549		/* non-equalizer elements */
550
551		if (left < 0 || left > 0x20 ||
552		    right < 0 || right > 0x20)
553			return -EINVAL;
554
555		left_old = 0x20 - left_old;
556		right_old = 0x20 - right_old;
557
558		error = aci_setvalue(aci, setreg_left, 0x20 - left);
559		if (error < 0) {
560			snd_printk(KERN_ERR "aci_setvalue(%d) failed: %d\n",
561				   0x20 - left, error);
562			return error;
563		}
564		error = aci_setvalue(aci, setreg_right, 0x20 - right);
565		if (error < 0) {
566			snd_printk(KERN_ERR "aci_setvalue(%d) failed: %d\n",
567				   0x20 - right, error);
568			return error;
569		}
570	}
571
572	change = (left != left_old) || (right != right_old);
573
574	return change;
575}
576
577static const struct snd_kcontrol_new snd_miro_controls[] = {
578MIRO_DOUBLE("Master Playback Volume", 0, ACI_GET_MASTER, ACI_SET_MASTER),
579MIRO_DOUBLE("Mic Playback Volume", 1, ACI_GET_MIC, ACI_SET_MIC),
580MIRO_DOUBLE("Line Playback Volume", 1, ACI_GET_LINE, ACI_SET_LINE),
581MIRO_DOUBLE("CD Playback Volume", 0, ACI_GET_CD, ACI_SET_CD),
582MIRO_DOUBLE("Synth Playback Volume", 0, ACI_GET_SYNTH, ACI_SET_SYNTH),
583MIRO_DOUBLE("PCM Playback Volume", 1, ACI_GET_PCM, ACI_SET_PCM),
584MIRO_DOUBLE("Aux Playback Volume", 2, ACI_GET_LINE2, ACI_SET_LINE2),
585};
586
587/* Equalizer with seven bands (only PCM20)
588   from -12dB up to +12dB on each band */
589static const struct snd_kcontrol_new snd_miro_eq_controls[] = {
590MIRO_DOUBLE("Tone Control - 28 Hz", 0, ACI_GET_EQ1, ACI_SET_EQ1),
591MIRO_DOUBLE("Tone Control - 160 Hz", 0, ACI_GET_EQ2, ACI_SET_EQ2),
592MIRO_DOUBLE("Tone Control - 400 Hz", 0, ACI_GET_EQ3, ACI_SET_EQ3),
593MIRO_DOUBLE("Tone Control - 1 kHz", 0, ACI_GET_EQ4, ACI_SET_EQ4),
594MIRO_DOUBLE("Tone Control - 2.5 kHz", 0, ACI_GET_EQ5, ACI_SET_EQ5),
595MIRO_DOUBLE("Tone Control - 6.3 kHz", 0, ACI_GET_EQ6, ACI_SET_EQ6),
596MIRO_DOUBLE("Tone Control - 16 kHz", 0, ACI_GET_EQ7, ACI_SET_EQ7),
597};
598
599static const struct snd_kcontrol_new snd_miro_radio_control[] = {
600MIRO_DOUBLE("Radio Playback Volume", 0, ACI_GET_LINE1, ACI_SET_LINE1),
601};
602
603static const struct snd_kcontrol_new snd_miro_line_control[] = {
604MIRO_DOUBLE("Line Playback Volume", 2, ACI_GET_LINE1, ACI_SET_LINE1),
605};
606
607static const struct snd_kcontrol_new snd_miro_preamp_control[] = {
608{
609	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
610	.name = "Mic Boost",
611	.index = 1,
612	.info = snd_miro_info_preamp,
613	.get = snd_miro_get_preamp,
614	.put = snd_miro_put_preamp,
615}};
616
617static const struct snd_kcontrol_new snd_miro_amp_control[] = {
618{
619	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
620	.name = "Line Boost",
621	.index = 0,
622	.info = snd_miro_info_amp,
623	.get = snd_miro_get_amp,
624	.put = snd_miro_put_amp,
625}};
626
627static const struct snd_kcontrol_new snd_miro_capture_control[] = {
628{
629	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
630	.name = "PCM Capture Switch",
631	.index = 0,
632	.info = snd_miro_info_capture,
633	.get = snd_miro_get_capture,
634	.put = snd_miro_put_capture,
635}};
636
637static const unsigned char aci_init_values[][2] = {
638	{ ACI_SET_MUTE, 0x00 },
639	{ ACI_SET_POWERAMP, 0x00 },
640	{ ACI_SET_PREAMP, 0x00 },
641	{ ACI_SET_SOLOMODE, 0x00 },
642	{ ACI_SET_MIC + 0, 0x20 },
643	{ ACI_SET_MIC + 8, 0x20 },
644	{ ACI_SET_LINE + 0, 0x20 },
645	{ ACI_SET_LINE + 8, 0x20 },
646	{ ACI_SET_CD + 0, 0x20 },
647	{ ACI_SET_CD + 8, 0x20 },
648	{ ACI_SET_PCM + 0, 0x20 },
649	{ ACI_SET_PCM + 8, 0x20 },
650	{ ACI_SET_LINE1 + 0, 0x20 },
651	{ ACI_SET_LINE1 + 8, 0x20 },
652	{ ACI_SET_LINE2 + 0, 0x20 },
653	{ ACI_SET_LINE2 + 8, 0x20 },
654	{ ACI_SET_SYNTH + 0, 0x20 },
655	{ ACI_SET_SYNTH + 8, 0x20 },
656	{ ACI_SET_MASTER + 0, 0x20 },
657	{ ACI_SET_MASTER + 1, 0x20 },
658};
659
660static int snd_set_aci_init_values(struct snd_miro *miro)
661{
662	int idx, error;
663	struct snd_miro_aci *aci = miro->aci;
664
665	/* enable WSS on PCM1 */
666
667	if ((aci->aci_product == 'A') && wss) {
668		error = aci_setvalue(aci, ACI_SET_WSS, wss);
669		if (error < 0) {
670			snd_printk(KERN_ERR "enabling WSS mode failed\n");
671			return error;
672		}
673	}
674
675	/* enable IDE port */
676
677	if (ide) {
678		error = aci_setvalue(aci, ACI_SET_IDE, ide);
679		if (error < 0) {
680			snd_printk(KERN_ERR "enabling IDE port failed\n");
681			return error;
682		}
683	}
684
685	/* set common aci values */
686
687	for (idx = 0; idx < ARRAY_SIZE(aci_init_values); idx++) {
688		error = aci_setvalue(aci, aci_init_values[idx][0],
689				     aci_init_values[idx][1]);
690		if (error < 0) {
691			snd_printk(KERN_ERR "aci_setvalue(%d) failed: %d\n",
692				   aci_init_values[idx][0], error);
693                        return error;
694                }
695	}
696	aci->aci_amp = 0;
697	aci->aci_preamp = 0;
698	aci->aci_solomode = 1;
699
700	return 0;
701}
702
703static int snd_miro_mixer(struct snd_card *card,
704			  struct snd_miro *miro)
705{
706	unsigned int idx;
707	int err;
708
709	if (snd_BUG_ON(!miro || !card))
710		return -EINVAL;
711
712	switch (miro->hardware) {
713	case OPTi9XX_HW_82C924:
714		strcpy(card->mixername, "ACI & OPTi924");
715		break;
716	case OPTi9XX_HW_82C929:
717		strcpy(card->mixername, "ACI & OPTi929");
718		break;
719	default:
720		snd_BUG();
721		break;
722	}
723
724	for (idx = 0; idx < ARRAY_SIZE(snd_miro_controls); idx++) {
725		err = snd_ctl_add(card, snd_ctl_new1(&snd_miro_controls[idx], miro));
726		if (err < 0)
727			return err;
728	}
729
730	if ((miro->aci->aci_product == 'A') ||
731	    (miro->aci->aci_product == 'B')) {
732		/* PCM1/PCM12 with power-amp and Line 2 */
733		err = snd_ctl_add(card, snd_ctl_new1(&snd_miro_line_control[0], miro));
734		if (err < 0)
735			return err;
736		err = snd_ctl_add(card, snd_ctl_new1(&snd_miro_amp_control[0], miro));
737		if (err < 0)
738			return err;
739	}
740
741	if ((miro->aci->aci_product == 'B') ||
742	    (miro->aci->aci_product == 'C')) {
743		/* PCM12/PCM20 with mic-preamp */
744		err = snd_ctl_add(card, snd_ctl_new1(&snd_miro_preamp_control[0], miro));
745		if (err < 0)
746			return err;
747		if (miro->aci->aci_version >= 176) {
748			err = snd_ctl_add(card, snd_ctl_new1(&snd_miro_capture_control[0], miro));
749			if (err < 0)
750				return err;
751		}
752	}
753
754	if (miro->aci->aci_product == 'C') {
755		/* PCM20 with radio and 7 band equalizer */
756		err = snd_ctl_add(card, snd_ctl_new1(&snd_miro_radio_control[0], miro));
757		if (err < 0)
758			return err;
759		for (idx = 0; idx < ARRAY_SIZE(snd_miro_eq_controls); idx++) {
760			err = snd_ctl_add(card, snd_ctl_new1(&snd_miro_eq_controls[idx], miro));
761			if (err < 0)
762				return err;
763		}
764	}
765
766	return 0;
767}
768
769static int snd_miro_init(struct snd_miro *chip,
770			 unsigned short hardware)
771{
772	static const int opti9xx_mc_size[] = {7, 7, 10, 10, 2, 2, 2};
773
774	chip->hardware = hardware;
775	strcpy(chip->name, snd_opti9xx_names[hardware]);
776
777	chip->mc_base_size = opti9xx_mc_size[hardware];
778
779	spin_lock_init(&chip->lock);
780
781	chip->wss_base = -1;
782	chip->irq = -1;
783	chip->dma1 = -1;
784	chip->dma2 = -1;
785	chip->mpu_port = -1;
786	chip->mpu_irq = -1;
787
788	chip->pwd_reg = 3;
789
790#ifdef CONFIG_PNP
791	if (isapnp && chip->mc_base)
792		/* PnP resource gives the least 10 bits */
793		chip->mc_base |= 0xc00;
794	else
795#endif
796		chip->mc_base = 0xf8c;
797
798	switch (hardware) {
799	case OPTi9XX_HW_82C929:
800		chip->password = 0xe3;
801		break;
802
803	case OPTi9XX_HW_82C924:
804		chip->password = 0xe5;
805		break;
806
807	default:
808		snd_printk(KERN_ERR "sorry, no support for %d\n", hardware);
809		return -ENODEV;
810	}
811
812	return 0;
813}
814
815static unsigned char snd_miro_read(struct snd_miro *chip,
816				   unsigned char reg)
817{
818	unsigned long flags;
819	unsigned char retval = 0xff;
820
821	spin_lock_irqsave(&chip->lock, flags);
822	outb(chip->password, chip->mc_base + chip->pwd_reg);
823
824	switch (chip->hardware) {
825	case OPTi9XX_HW_82C924:
826		if (reg > 7) {
827			outb(reg, chip->mc_base + 8);
828			outb(chip->password, chip->mc_base + chip->pwd_reg);
829			retval = inb(chip->mc_base + 9);
830			break;
831		}
832		fallthrough;
833
834	case OPTi9XX_HW_82C929:
835		retval = inb(chip->mc_base + reg);
836		break;
837
838	default:
839		snd_printk(KERN_ERR "sorry, no support for %d\n", chip->hardware);
840	}
841
842	spin_unlock_irqrestore(&chip->lock, flags);
843	return retval;
844}
845
846static void snd_miro_write(struct snd_miro *chip, unsigned char reg,
847			   unsigned char value)
848{
849	unsigned long flags;
850
851	spin_lock_irqsave(&chip->lock, flags);
852	outb(chip->password, chip->mc_base + chip->pwd_reg);
853
854	switch (chip->hardware) {
855	case OPTi9XX_HW_82C924:
856		if (reg > 7) {
857			outb(reg, chip->mc_base + 8);
858			outb(chip->password, chip->mc_base + chip->pwd_reg);
859			outb(value, chip->mc_base + 9);
860			break;
861		}
862		fallthrough;
863
864	case OPTi9XX_HW_82C929:
865		outb(value, chip->mc_base + reg);
866		break;
867
868	default:
869		snd_printk(KERN_ERR "sorry, no support for %d\n", chip->hardware);
870	}
871
872	spin_unlock_irqrestore(&chip->lock, flags);
873}
874
875static inline void snd_miro_write_mask(struct snd_miro *chip,
876		unsigned char reg, unsigned char value, unsigned char mask)
877{
878	unsigned char oldval = snd_miro_read(chip, reg);
879
880	snd_miro_write(chip, reg, (oldval & ~mask) | (value & mask));
881}
882
883/*
884 *  Proc Interface
885 */
886
887static 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
992static void snd_miro_proc_init(struct snd_card *card,
993			       struct snd_miro *miro)
994{
995	snd_card_ro_proc_new(card, "miro", miro, snd_miro_proc_read);
996}
997
998/*
999 *  Init
1000 */
1001
1002static int snd_miro_configure(struct snd_miro *chip)
1003{
1004	unsigned char wss_base_bits;
1005	unsigned char irq_bits;
1006	unsigned char dma_bits;
1007	unsigned char mpu_port_bits = 0;
1008	unsigned char mpu_irq_bits;
1009	unsigned long flags;
1010
1011	snd_miro_write_mask(chip, OPTi9XX_MC_REG(1), 0x80, 0x80);
1012	snd_miro_write_mask(chip, OPTi9XX_MC_REG(2), 0x20, 0x20); /* OPL4 */
1013	snd_miro_write_mask(chip, OPTi9XX_MC_REG(5), 0x02, 0x02);
1014
1015	switch (chip->hardware) {
1016	case OPTi9XX_HW_82C924:
1017		snd_miro_write_mask(chip, OPTi9XX_MC_REG(6), 0x02, 0x02);
1018		snd_miro_write_mask(chip, OPTi9XX_MC_REG(3), 0xf0, 0xff);
1019		break;
1020	case OPTi9XX_HW_82C929:
1021		/* untested init commands for OPTi929 */
1022		snd_miro_write_mask(chip, OPTi9XX_MC_REG(4), 0x00, 0x0c);
1023		break;
1024	default:
1025		snd_printk(KERN_ERR "chip %d not supported\n", chip->hardware);
1026		return -EINVAL;
1027	}
1028
1029	/* PnP resource says it decodes only 10 bits of address */
1030	switch (chip->wss_base & 0x3ff) {
1031	case 0x130:
1032		chip->wss_base = 0x530;
1033		wss_base_bits = 0x00;
1034		break;
1035	case 0x204:
1036		chip->wss_base = 0x604;
1037		wss_base_bits = 0x03;
1038		break;
1039	case 0x280:
1040		chip->wss_base = 0xe80;
1041		wss_base_bits = 0x01;
1042		break;
1043	case 0x340:
1044		chip->wss_base = 0xf40;
1045		wss_base_bits = 0x02;
1046		break;
1047	default:
1048		snd_printk(KERN_ERR "WSS port 0x%lx not valid\n", chip->wss_base);
1049		goto __skip_base;
1050	}
1051	snd_miro_write_mask(chip, OPTi9XX_MC_REG(1), wss_base_bits << 4, 0x30);
1052
1053__skip_base:
1054	switch (chip->irq) {
1055	case 5:
1056		irq_bits = 0x05;
1057		break;
1058	case 7:
1059		irq_bits = 0x01;
1060		break;
1061	case 9:
1062		irq_bits = 0x02;
1063		break;
1064	case 10:
1065		irq_bits = 0x03;
1066		break;
1067	case 11:
1068		irq_bits = 0x04;
1069		break;
1070	default:
1071		snd_printk(KERN_ERR "WSS irq # %d not valid\n", chip->irq);
1072		goto __skip_resources;
1073	}
1074
1075	switch (chip->dma1) {
1076	case 0:
1077		dma_bits = 0x01;
1078		break;
1079	case 1:
1080		dma_bits = 0x02;
1081		break;
1082	case 3:
1083		dma_bits = 0x03;
1084		break;
1085	default:
1086		snd_printk(KERN_ERR "WSS dma1 # %d not valid\n", chip->dma1);
1087		goto __skip_resources;
1088	}
1089
1090	if (chip->dma1 == chip->dma2) {
1091		snd_printk(KERN_ERR "don't want to share dmas\n");
1092		return -EBUSY;
1093	}
1094
1095	switch (chip->dma2) {
1096	case 0:
1097	case 1:
1098		break;
1099	default:
1100		snd_printk(KERN_ERR "WSS dma2 # %d not valid\n", chip->dma2);
1101		goto __skip_resources;
1102	}
1103	dma_bits |= 0x04;
1104
1105	spin_lock_irqsave(&chip->lock, flags);
1106	outb(irq_bits << 3 | dma_bits, chip->wss_base);
1107	spin_unlock_irqrestore(&chip->lock, flags);
1108
1109__skip_resources:
1110	if (chip->hardware > OPTi9XX_HW_82C928) {
1111		switch (chip->mpu_port) {
1112		case 0:
1113		case -1:
1114			break;
1115		case 0x300:
1116			mpu_port_bits = 0x03;
1117			break;
1118		case 0x310:
1119			mpu_port_bits = 0x02;
1120			break;
1121		case 0x320:
1122			mpu_port_bits = 0x01;
1123			break;
1124		case 0x330:
1125			mpu_port_bits = 0x00;
1126			break;
1127		default:
1128			snd_printk(KERN_ERR "MPU-401 port 0x%lx not valid\n",
1129				   chip->mpu_port);
1130			goto __skip_mpu;
1131		}
1132
1133		switch (chip->mpu_irq) {
1134		case 5:
1135			mpu_irq_bits = 0x02;
1136			break;
1137		case 7:
1138			mpu_irq_bits = 0x03;
1139			break;
1140		case 9:
1141			mpu_irq_bits = 0x00;
1142			break;
1143		case 10:
1144			mpu_irq_bits = 0x01;
1145			break;
1146		default:
1147			snd_printk(KERN_ERR "MPU-401 irq # %d not valid\n",
1148				   chip->mpu_irq);
1149			goto __skip_mpu;
1150		}
1151
1152		snd_miro_write_mask(chip, OPTi9XX_MC_REG(6),
1153			(chip->mpu_port <= 0) ? 0x00 :
1154				0x80 | mpu_port_bits << 5 | mpu_irq_bits << 3,
1155			0xf8);
1156	}
1157__skip_mpu:
1158
1159	return 0;
1160}
1161
1162static int snd_miro_opti_check(struct snd_card *card, struct snd_miro *chip)
1163{
1164	unsigned char value;
1165
1166	chip->res_mc_base =
1167		devm_request_region(card->dev, chip->mc_base,
1168				    chip->mc_base_size, "OPTi9xx MC");
1169	if (chip->res_mc_base == NULL)
1170		return -ENOMEM;
1171
1172	value = snd_miro_read(chip, OPTi9XX_MC_REG(1));
1173	if (value != 0xff && value != inb(chip->mc_base + OPTi9XX_MC_REG(1)))
1174		if (value == snd_miro_read(chip, OPTi9XX_MC_REG(1)))
1175			return 0;
1176
1177	devm_release_resource(card->dev, chip->res_mc_base);
1178	chip->res_mc_base = NULL;
1179
1180	return -ENODEV;
1181}
1182
1183static int snd_card_miro_detect(struct snd_card *card,
1184				struct snd_miro *chip)
1185{
1186	int i, err;
1187
1188	for (i = OPTi9XX_HW_82C929; i <= OPTi9XX_HW_82C924; i++) {
1189
1190		err = snd_miro_init(chip, i);
1191		if (err < 0)
1192			return err;
1193
1194		err = snd_miro_opti_check(card, chip);
1195		if (err == 0)
1196			return 1;
1197	}
1198
1199	return -ENODEV;
1200}
1201
1202static int snd_card_miro_aci_detect(struct snd_card *card,
1203				    struct snd_miro *miro)
1204{
1205	unsigned char regval;
1206	int i;
1207	struct snd_miro_aci *aci = &aci_device;
1208
1209	miro->aci = aci;
1210
1211	mutex_init(&aci->aci_mutex);
1212
1213	/* get ACI port from OPTi9xx MC 4 */
1214
1215	regval=inb(miro->mc_base + 4);
1216	aci->aci_port = (regval & 0x10) ? 0x344 : 0x354;
1217
1218	miro->res_aci_port =
1219		devm_request_region(card->dev, 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
1258static int snd_miro_probe(struct snd_card *card)
1259{
1260	int error;
1261	struct snd_miro *miro = card->private_data;
1262	struct snd_wss *codec;
1263	struct snd_rawmidi *rmidi;
1264
1265	if (!miro->res_mc_base) {
1266		miro->res_mc_base = devm_request_region(card->dev,
1267							miro->mc_base,
1268							miro->mc_base_size,
1269							"miro (OPTi9xx MC)");
1270		if (miro->res_mc_base == NULL) {
1271			snd_printk(KERN_ERR "request for OPTI9xx MC failed\n");
1272			return -ENOMEM;
1273		}
1274	}
1275
1276	error = snd_card_miro_aci_detect(card, miro);
1277	if (error < 0) {
1278		snd_printk(KERN_ERR "unable to detect aci chip\n");
1279		return -ENODEV;
1280	}
1281
1282	miro->wss_base = port;
1283	miro->mpu_port = mpu_port;
1284	miro->irq = irq;
1285	miro->mpu_irq = mpu_irq;
1286	miro->dma1 = dma1;
1287	miro->dma2 = dma2;
1288
1289	/* init proc interface */
1290	snd_miro_proc_init(card, miro);
1291
1292	error = snd_miro_configure(miro);
1293	if (error)
1294		return error;
1295
1296	error = snd_wss_create(card, miro->wss_base + 4, -1,
1297			       miro->irq, miro->dma1, miro->dma2,
1298			       WSS_HW_DETECT, 0, &codec);
1299	if (error < 0)
1300		return error;
1301
1302	error = snd_wss_pcm(codec, 0);
1303	if (error < 0)
1304		return error;
1305
1306	error = snd_wss_mixer(codec);
1307	if (error < 0)
1308		return error;
1309
1310	error = snd_wss_timer(codec, 0);
1311	if (error < 0)
1312		return error;
1313
1314	miro->pcm = codec->pcm;
1315
1316	error = snd_miro_mixer(card, miro);
1317	if (error < 0)
1318		return error;
1319
1320	if (miro->aci->aci_vendor == 'm') {
1321		/* It looks like a miro sound card. */
1322		switch (miro->aci->aci_product) {
1323		case 'A':
1324			sprintf(card->shortname,
1325				"miroSOUND PCM1 pro / PCM12");
1326			break;
1327		case 'B':
1328			sprintf(card->shortname,
1329				"miroSOUND PCM12");
1330			break;
1331		case 'C':
1332			sprintf(card->shortname,
1333				"miroSOUND PCM20 radio");
1334			break;
1335		default:
1336			sprintf(card->shortname,
1337				"unknown miro");
1338			snd_printk(KERN_INFO "unknown miro aci id\n");
1339			break;
1340		}
1341	} else {
1342		snd_printk(KERN_INFO "found unsupported aci card\n");
1343		sprintf(card->shortname, "unknown Cardinal Technologies");
1344	}
1345
1346	strcpy(card->driver, "miro");
1347	scnprintf(card->longname, sizeof(card->longname),
1348		  "%s: OPTi%s, %s at 0x%lx, irq %d, dma %d&%d",
1349		  card->shortname, miro->name, codec->pcm->name,
1350		  miro->wss_base + 4, miro->irq, miro->dma1, miro->dma2);
1351
1352	if (mpu_port <= 0 || mpu_port == SNDRV_AUTO_PORT)
1353		rmidi = NULL;
1354	else {
1355		error = snd_mpu401_uart_new(card, 0, MPU401_HW_MPU401,
1356				mpu_port, 0, miro->mpu_irq, &rmidi);
1357		if (error < 0)
1358			snd_printk(KERN_WARNING "no MPU-401 device at 0x%lx?\n",
1359				   mpu_port);
1360	}
1361
1362	if (fm_port > 0 && fm_port != SNDRV_AUTO_PORT) {
1363		struct snd_opl3 *opl3 = NULL;
1364		struct snd_opl4 *opl4;
1365
1366		if (snd_opl4_create(card, fm_port, fm_port - 8,
1367				    2, &opl3, &opl4) < 0)
1368			snd_printk(KERN_WARNING "no OPL4 device at 0x%lx\n",
1369				   fm_port);
1370	}
1371
1372	error = snd_set_aci_init_values(miro);
1373	if (error < 0)
1374                return error;
1375
1376	return snd_card_register(card);
1377}
1378
1379static int snd_miro_isa_match(struct device *devptr, unsigned int n)
1380{
1381#ifdef CONFIG_PNP
1382	if (snd_miro_pnp_is_probed)
1383		return 0;
1384	if (isapnp)
1385		return 0;
1386#endif
1387	return 1;
1388}
1389
1390static int snd_miro_isa_probe(struct device *devptr, unsigned int n)
1391{
1392	static const long possible_ports[] = {0x530, 0xe80, 0xf40, 0x604, -1};
1393	static const long possible_mpu_ports[] = {0x330, 0x300, 0x310, 0x320, -1};
1394	static const int possible_irqs[] = {11, 9, 10, 7, -1};
1395	static const int possible_mpu_irqs[] = {10, 5, 9, 7, -1};
1396	static const int possible_dma1s[] = {3, 1, 0, -1};
1397	static const int possible_dma2s[][2] = { {1, -1}, {0, -1}, {-1, -1},
1398					   {0, -1} };
1399
1400	int error;
1401	struct snd_miro *miro;
1402	struct snd_card *card;
1403
1404	error = snd_devm_card_new(devptr, index, id, THIS_MODULE,
1405				  sizeof(struct snd_miro), &card);
1406	if (error < 0)
1407		return error;
1408
1409	miro = card->private_data;
1410
1411	error = snd_card_miro_detect(card, miro);
1412	if (error < 0) {
1413		snd_printk(KERN_ERR "unable to detect OPTi9xx chip\n");
1414		return -ENODEV;
1415	}
1416
1417	if (port == SNDRV_AUTO_PORT) {
1418		port = snd_legacy_find_free_ioport(possible_ports, 4);
1419		if (port < 0) {
1420			snd_printk(KERN_ERR "unable to find a free WSS port\n");
1421			return -EBUSY;
1422		}
1423	}
1424
1425	if (mpu_port == SNDRV_AUTO_PORT) {
1426		mpu_port = snd_legacy_find_free_ioport(possible_mpu_ports, 2);
1427		if (mpu_port < 0) {
1428			snd_printk(KERN_ERR
1429				   "unable to find a free MPU401 port\n");
1430			return -EBUSY;
1431		}
1432	}
1433
1434	if (irq == SNDRV_AUTO_IRQ) {
1435		irq = snd_legacy_find_free_irq(possible_irqs);
1436		if (irq < 0) {
1437			snd_printk(KERN_ERR "unable to find a free IRQ\n");
1438			return -EBUSY;
1439		}
1440	}
1441	if (mpu_irq == SNDRV_AUTO_IRQ) {
1442		mpu_irq = snd_legacy_find_free_irq(possible_mpu_irqs);
1443		if (mpu_irq < 0) {
1444			snd_printk(KERN_ERR
1445				   "unable to find a free MPU401 IRQ\n");
1446			return -EBUSY;
1447		}
1448	}
1449	if (dma1 == SNDRV_AUTO_DMA) {
1450		dma1 = snd_legacy_find_free_dma(possible_dma1s);
1451		if (dma1 < 0) {
1452			snd_printk(KERN_ERR "unable to find a free DMA1\n");
1453			return -EBUSY;
1454		}
1455	}
1456	if (dma2 == SNDRV_AUTO_DMA) {
1457		dma2 = snd_legacy_find_free_dma(possible_dma2s[dma1 % 4]);
1458		if (dma2 < 0) {
1459			snd_printk(KERN_ERR "unable to find a free DMA2\n");
1460			return -EBUSY;
1461		}
1462	}
1463
1464	error = snd_miro_probe(card);
1465	if (error < 0)
1466		return error;
1467
1468	dev_set_drvdata(devptr, card);
1469	return 0;
1470}
1471
1472#define DEV_NAME "miro"
1473
1474static struct isa_driver snd_miro_driver = {
1475	.match		= snd_miro_isa_match,
1476	.probe		= snd_miro_isa_probe,
1477	/* FIXME: suspend/resume */
1478	.driver		= {
1479		.name	= DEV_NAME
1480	},
1481};
1482
1483#ifdef CONFIG_PNP
1484
1485static int snd_card_miro_pnp(struct snd_miro *chip,
1486			     struct pnp_card_link *card,
1487			     const struct pnp_card_device_id *pid)
1488{
1489	struct pnp_dev *pdev;
1490	int err;
1491	struct pnp_dev *devmpu;
1492	struct pnp_dev *devmc;
1493
1494	pdev = pnp_request_card_device(card, pid->devs[0].id, NULL);
1495	if (pdev == NULL)
1496		return -EBUSY;
1497
1498	devmpu = pnp_request_card_device(card, pid->devs[1].id, NULL);
1499	if (devmpu == NULL)
1500		return -EBUSY;
1501
1502	devmc = pnp_request_card_device(card, pid->devs[2].id, NULL);
1503	if (devmc == NULL)
1504		return -EBUSY;
1505
1506	err = pnp_activate_dev(pdev);
1507	if (err < 0) {
1508		snd_printk(KERN_ERR "AUDIO pnp configure failure: %d\n", err);
1509		return err;
1510	}
1511
1512	err = pnp_activate_dev(devmc);
1513	if (err < 0) {
1514		snd_printk(KERN_ERR "MC pnp configure failure: %d\n",
1515				    err);
1516		return err;
1517	}
1518
1519	port = pnp_port_start(pdev, 1);
1520	fm_port = pnp_port_start(pdev, 2) + 8;
1521
1522	/*
1523	 * The MC(0) is never accessed and the miroSOUND PCM20 card does not
1524	 * include it in the PnP resource range. OPTI93x include it.
1525	 */
1526	chip->mc_base = pnp_port_start(devmc, 0) - 1;
1527	chip->mc_base_size = pnp_port_len(devmc, 0) + 1;
1528
1529	irq = pnp_irq(pdev, 0);
1530	dma1 = pnp_dma(pdev, 0);
1531	dma2 = pnp_dma(pdev, 1);
1532
1533	if (mpu_port > 0) {
1534		err = pnp_activate_dev(devmpu);
1535		if (err < 0) {
1536			snd_printk(KERN_ERR "MPU401 pnp configure failure\n");
1537			mpu_port = -1;
1538			return err;
1539		}
1540		mpu_port = pnp_port_start(devmpu, 0);
1541		mpu_irq = pnp_irq(devmpu, 0);
1542	}
1543	return 0;
1544}
1545
1546static int snd_miro_pnp_probe(struct pnp_card_link *pcard,
1547			      const struct pnp_card_device_id *pid)
1548{
1549	struct snd_card *card;
1550	int err;
1551	struct snd_miro *miro;
1552
1553	if (snd_miro_pnp_is_probed)
1554		return -EBUSY;
1555	if (!isapnp)
1556		return -ENODEV;
1557	err = snd_devm_card_new(&pcard->card->dev, index, id, THIS_MODULE,
1558				sizeof(struct snd_miro), &card);
1559	if (err < 0)
1560		return err;
1561
1562	miro = card->private_data;
1563
1564	err = snd_card_miro_pnp(miro, pcard, pid);
1565	if (err)
1566		return err;
1567
1568	/* only miroSOUND PCM20 and PCM12 == OPTi924 */
1569	err = snd_miro_init(miro, OPTi9XX_HW_82C924);
1570	if (err)
1571		return err;
1572
1573	err = snd_miro_opti_check(card, miro);
1574	if (err) {
1575		snd_printk(KERN_ERR "OPTI chip not found\n");
1576		return err;
1577	}
1578
1579	err = snd_miro_probe(card);
1580	if (err < 0)
1581		return err;
1582	pnp_set_card_drvdata(pcard, card);
1583	snd_miro_pnp_is_probed = 1;
1584	return 0;
1585}
1586
1587static void snd_miro_pnp_remove(struct pnp_card_link *pcard)
1588{
1589	snd_miro_pnp_is_probed = 0;
1590}
1591
1592static struct pnp_card_driver miro_pnpc_driver = {
1593	.flags		= PNP_DRIVER_RES_DISABLE,
1594	.name		= "miro",
1595	.id_table	= snd_miro_pnpids,
1596	.probe		= snd_miro_pnp_probe,
1597	.remove		= snd_miro_pnp_remove,
1598};
1599#endif
1600
1601static int __init alsa_card_miro_init(void)
1602{
1603#ifdef CONFIG_PNP
1604	pnp_register_card_driver(&miro_pnpc_driver);
1605	if (snd_miro_pnp_is_probed)
1606		return 0;
1607	pnp_unregister_card_driver(&miro_pnpc_driver);
1608#endif
1609	return isa_register_driver(&snd_miro_driver, 1);
1610}
1611
1612static void __exit alsa_card_miro_exit(void)
1613{
1614	if (!snd_miro_pnp_is_probed) {
1615		isa_unregister_driver(&snd_miro_driver);
1616		return;
1617	}
1618#ifdef CONFIG_PNP
1619	pnp_unregister_card_driver(&miro_pnpc_driver);
1620#endif
1621}
1622
1623module_init(alsa_card_miro_init)
1624module_exit(alsa_card_miro_exit)
1625