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