miro.c

   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_card *card;
 115	struct snd_miro_aci *aci;
 116};
 117
 118static struct snd_miro_aci aci_device;
 119
 120static const char * const snd_opti9xx_names[] = {
 121	"unknown",
 122	"82C928", "82C929",
 123	"82C924", "82C925",
 124	"82C930", "82C931", "82C933"
 125};
 126
 127static int snd_miro_pnp_is_probed;
 128
 129#ifdef CONFIG_PNP
 130
 131static 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
 138MODULE_DEVICE_TABLE(pnp_card, snd_miro_pnpids);
 139
 140#endif	/* CONFIG_PNP */
 141
 142/* 
 143 *  ACI control
 144 */
 145
 146static 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(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(out);
 175				break;
 176			}
 177		}
 178	}
 179	dev_err(aci->card->dev, "%s() time out\n", __func__);
 180	return -EBUSY;
 181}
 182
 183static inline int aci_write(struct snd_miro_aci *aci, unsigned char byte)
 184{
 185	if (aci_busy_wait(aci) >= 0) {
 186		outb(byte, 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
 194static 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(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
 207int 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, write[i]);
 220			if (value < 0)
 221				goto out;
 222		}
 223	}
 224
 225	value = aci_read(aci);
 226
 227out:	mutex_unlock(&aci->aci_mutex);
 228	return value;
 229}
 230EXPORT_SYMBOL(snd_aci_cmd);
 231
 232static int aci_getvalue(struct snd_miro_aci *aci, unsigned char index)
 233{
 234	return snd_aci_cmd(aci, ACI_STATUS, index, -1);
 235}
 236
 237static 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
 243struct snd_miro_aci *snd_aci_get_aci(void)
 244{
 245	if (aci_device.aci_port == 0)
 246		return NULL;
 247	return &aci_device;
 248}
 249EXPORT_SYMBOL(snd_aci_get_aci);
 250
 251/*
 252 *  MIXER part
 253 */
 254
 255#define snd_miro_info_capture	snd_ctl_boolean_mono_info
 256
 257static 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(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
 275static 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(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
 296static 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
 307static 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(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
 337static 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(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
 360static 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
 369static 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(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
 400static 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
 425static 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(miro->aci, 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(miro->aci, 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
 475static 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, 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, 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, setreg_left, 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, setreg_left, 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, setreg_right, 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, setreg_right, 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, setreg_left, 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, setreg_right, 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
 584static const struct snd_kcontrol_new snd_miro_controls[] = {
 585MIRO_DOUBLE("Master Playback Volume", 0, ACI_GET_MASTER, ACI_SET_MASTER),
 586MIRO_DOUBLE("Mic Playback Volume", 1, ACI_GET_MIC, ACI_SET_MIC),
 587MIRO_DOUBLE("Line Playback Volume", 1, ACI_GET_LINE, ACI_SET_LINE),
 588MIRO_DOUBLE("CD Playback Volume", 0, ACI_GET_CD, ACI_SET_CD),
 589MIRO_DOUBLE("Synth Playback Volume", 0, ACI_GET_SYNTH, ACI_SET_SYNTH),
 590MIRO_DOUBLE("PCM Playback Volume", 1, ACI_GET_PCM, ACI_SET_PCM),
 591MIRO_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 */
 596static const struct snd_kcontrol_new snd_miro_eq_controls[] = {
 597MIRO_DOUBLE("Tone Control - 28 Hz", 0, ACI_GET_EQ1, ACI_SET_EQ1),
 598MIRO_DOUBLE("Tone Control - 160 Hz", 0, ACI_GET_EQ2, ACI_SET_EQ2),
 599MIRO_DOUBLE("Tone Control - 400 Hz", 0, ACI_GET_EQ3, ACI_SET_EQ3),
 600MIRO_DOUBLE("Tone Control - 1 kHz", 0, ACI_GET_EQ4, ACI_SET_EQ4),
 601MIRO_DOUBLE("Tone Control - 2.5 kHz", 0, ACI_GET_EQ5, ACI_SET_EQ5),
 602MIRO_DOUBLE("Tone Control - 6.3 kHz", 0, ACI_GET_EQ6, ACI_SET_EQ6),
 603MIRO_DOUBLE("Tone Control - 16 kHz", 0, ACI_GET_EQ7, ACI_SET_EQ7),
 604};
 605
 606static const struct snd_kcontrol_new snd_miro_radio_control[] = {
 607MIRO_DOUBLE("Radio Playback Volume", 0, ACI_GET_LINE1, ACI_SET_LINE1),
 608};
 609
 610static const struct snd_kcontrol_new snd_miro_line_control[] = {
 611MIRO_DOUBLE("Line Playback Volume", 2, ACI_GET_LINE1, ACI_SET_LINE1),
 612};
 613
 614static 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
 624static 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
 634static 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
 644static 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
 667static 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, 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, 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, aci_init_values[idx][0],
 696				     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
 710static 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, snd_ctl_new1(&snd_miro_controls[idx], 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, snd_ctl_new1(&snd_miro_line_control[0], miro));
 741		if (err < 0)
 742			return err;
 743		err = snd_ctl_add(card, snd_ctl_new1(&snd_miro_amp_control[0], 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, snd_ctl_new1(&snd_miro_preamp_control[0], miro));
 752		if (err < 0)
 753			return err;
 754		if (miro->aci->aci_version >= 176) {
 755			err = snd_ctl_add(card, snd_ctl_new1(&snd_miro_capture_control[0], 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, snd_ctl_new1(&snd_miro_radio_control[0], 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, snd_ctl_new1(&snd_miro_eq_controls[idx], miro));
 768			if (err < 0)
 769				return err;
 770		}
 771	}
 772
 773	return 0;
 774}
 775
 776static 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
 822static unsigned char snd_miro_read(struct snd_miro *chip,
 823				   unsigned char reg)
 824{
 825	unsigned char retval = 0xff;
 826
 827	guard(spinlock_irqsave)(&chip->lock);
 828	outb(chip->password, chip->mc_base + chip->pwd_reg);
 829
 830	switch (chip->hardware) {
 831	case OPTi9XX_HW_82C924:
 832		if (reg > 7) {
 833			outb(reg, chip->mc_base + 8);
 834			outb(chip->password, chip->mc_base + chip->pwd_reg);
 835			retval = inb(chip->mc_base + 9);
 836			break;
 837		}
 838		fallthrough;
 839
 840	case OPTi9XX_HW_82C929:
 841		retval = inb(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
 851static void snd_miro_write(struct snd_miro *chip, unsigned char reg,
 852			   unsigned char value)
 853{
 854	guard(spinlock_irqsave)(&chip->lock);
 855	outb(chip->password, chip->mc_base + chip->pwd_reg);
 856
 857	switch (chip->hardware) {
 858	case OPTi9XX_HW_82C924:
 859		if (reg > 7) {
 860			outb(reg, chip->mc_base + 8);
 861			outb(chip->password, chip->mc_base + chip->pwd_reg);
 862			outb(value, chip->mc_base + 9);
 863			break;
 864		}
 865		fallthrough;
 866
 867	case OPTi9XX_HW_82C929:
 868		outb(value, 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
 876static 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, (oldval & ~mask) | (value & mask));
 882}
 883
 884/*
 885 *  Proc Interface
 886 */
 887
 888static 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
 993static void snd_miro_proc_init(struct snd_card *card,
 994			       struct snd_miro *miro)
 995{
 996	snd_card_ro_proc_new(card, "miro", miro, snd_miro_proc_read);
 997}
 998
 999/*
1000 *  Init
1001 */
1002
1003static 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), 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		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), 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		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(irq_bits << 3 | dma_bits, 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			(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	aci->card = card;
1212	mutex_init(&aci->aci_mutex);
1213
1214	/* get ACI port from OPTi9xx MC 4 */
1215
1216	regval=inb(miro->mc_base + 4);
1217	aci->aci_port = (regval & 0x10) ? 0x344 : 0x354;
1218
1219	miro->res_aci_port =
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
1259static 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(miro);
1294	if (error)
1295		return error;
1296
1297	error = snd_wss_create(card, miro->wss_base + 4, -1,
1298			       miro->irq, miro->dma1, miro->dma2,
1299			       WSS_HW_DETECT, 0, &codec);
1300	if (error < 0)
1301		return error;
1302
1303	error = snd_wss_pcm(codec, 0);
1304	if (error < 0)
1305		return error;
1306
1307	error = snd_wss_mixer(codec);
1308	if (error < 0)
1309		return error;
1310
1311	error = snd_wss_timer(codec, 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(card->shortname, 
1326				"miroSOUND PCM1 pro / PCM12");
1327			break;
1328		case 'B':
1329			sprintf(card->shortname, 
1330				"miroSOUND PCM12");
1331			break;
1332		case 'C':
1333			sprintf(card->shortname, 
1334				"miroSOUND PCM20 radio");
1335			break;
1336		default:
1337			sprintf(card->shortname, 
1338				"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(card->shortname, "unknown Cardinal Technologies");
1345	}
1346
1347	strscpy(card->driver, "miro");
1348	scnprintf(card->longname, sizeof(card->longname),
1349		  "%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, 0, MPU401_HW_MPU401,
1357				mpu_port, 0, miro->mpu_irq, &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, fm_port - 8,
1368				    2, &opl3, &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
1380static 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
1391static 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(devptr, index, id, THIS_MODULE,
1406				  sizeof(struct snd_miro), &card);
1407	if (error < 0)
1408		return error;
1409
1410	miro = card->private_data;
1411
1412	error = snd_card_miro_detect(card, 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(possible_ports, 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(possible_mpu_ports, 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(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(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(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(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(devptr, card);
1470	return 0;
1471}
1472
1473#define DEV_NAME "miro"
1474
1475static 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
1486static 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(card, pid->devs[0].id, NULL);
1496	if (pdev == NULL)
1497		return -EBUSY;
1498
1499	devmpu = pnp_request_card_device(card, pid->devs[1].id, NULL);
1500	if (devmpu == NULL)
1501		return -EBUSY;
1502
1503	devmc = pnp_request_card_device(card, pid->devs[2].id, NULL);
1504	if (devmc == NULL)
1505		return -EBUSY;
1506
1507	err = pnp_activate_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(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(pdev, 1);
1521	fm_port = pnp_port_start(pdev, 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(devmc, 0) - 1;
1528	chip->mc_base_size = pnp_port_len(devmc, 0) + 1;
1529
1530	irq = pnp_irq(pdev, 0);
1531	dma1 = pnp_dma(pdev, 0);
1532	dma2 = pnp_dma(pdev, 1);
1533
1534	if (mpu_port > 0) {
1535		err = pnp_activate_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(devmpu, 0);
1542		mpu_irq = pnp_irq(devmpu, 0);
1543	}
1544	return 0;
1545}
1546
1547static 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(&pcard->card->dev, index, id, THIS_MODULE,
1559				sizeof(struct snd_miro), &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(miro, pcard, pid);
1567	if (err)
1568		return err;
1569
1570	/* only miroSOUND PCM20 and PCM12 == OPTi924 */
1571	err = snd_miro_init(miro, OPTi9XX_HW_82C924);
1572	if (err)
1573		return err;
1574
1575	err = snd_miro_opti_check(card, 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, card);
1585	snd_miro_pnp_is_probed = 1;
1586	return 0;
1587}
1588
1589static void snd_miro_pnp_remove(struct pnp_card_link *pcard)
1590{
1591	snd_miro_pnp_is_probed = 0;
1592}
1593
1594static 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
1603static int __init alsa_card_miro_init(void)
1604{
1605#ifdef CONFIG_PNP
1606	pnp_register_card_driver(&miro_pnpc_driver);
1607	if (snd_miro_pnp_is_probed)
1608		return 0;
1609	pnp_unregister_card_driver(&miro_pnpc_driver);
1610#endif
1611	return isa_register_driver(&snd_miro_driver, 1);
1612}
1613
1614static 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(&miro_pnpc_driver);
1622#endif
1623}
1624
1625module_init(alsa_card_miro_init)
1626module_exit(alsa_card_miro_exit)