xref: /openbmc/linux/sound/isa/opti9xx/miro.c (revision 2af5acbaa74c91266457fa1494685729d6f9e540)
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_miro_aci *aci;
115  };
116  
117  static struct snd_miro_aci aci_device;
118  
119  static const char * const snd_opti9xx_names[] = {
120  	"unknown",
121  	"82C928", "82C929",
122  	"82C924", "82C925",
123  	"82C930", "82C931", "82C933"
124  };
125  
126  static int snd_miro_pnp_is_probed;
127  
128  #ifdef CONFIG_PNP
129  
130  static 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  
137  MODULE_DEVICE_TABLE(pnp_card, snd_miro_pnpids);
138  
139  #endif	/* CONFIG_PNP */
140  
141  /*
142   *  ACI control
143   */
144  
aci_busy_wait(struct snd_miro_aci * aci)145  static 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  
aci_write(struct snd_miro_aci * aci,unsigned char byte)181  static 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  
aci_read(struct snd_miro_aci * aci)192  static 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  
snd_aci_cmd(struct snd_miro_aci * aci,int write1,int write2,int write3)205  int 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  
225  out:	mutex_unlock(&aci->aci_mutex);
226  	return value;
227  }
228  EXPORT_SYMBOL(snd_aci_cmd);
229  
aci_getvalue(struct snd_miro_aci * aci,unsigned char index)230  static int aci_getvalue(struct snd_miro_aci *aci, unsigned char index)
231  {
232  	return snd_aci_cmd(aci, ACI_STATUS, index, -1);
233  }
234  
aci_setvalue(struct snd_miro_aci * aci,unsigned char index,int value)235  static 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  
snd_aci_get_aci(void)241  struct snd_miro_aci *snd_aci_get_aci(void)
242  {
243  	if (aci_device.aci_port == 0)
244  		return NULL;
245  	return &aci_device;
246  }
247  EXPORT_SYMBOL(snd_aci_get_aci);
248  
249  /*
250   *  MIXER part
251   */
252  
253  #define snd_miro_info_capture	snd_ctl_boolean_mono_info
254  
snd_miro_get_capture(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)255  static 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  
snd_miro_put_capture(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)273  static 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  
snd_miro_info_preamp(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_info * uinfo)294  static 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  
snd_miro_get_preamp(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)305  static 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  
snd_miro_put_preamp(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)335  static 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  
snd_miro_get_amp(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)358  static 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  
snd_miro_put_amp(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)367  static 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  
snd_miro_info_double(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_info * uinfo)397  static 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  
snd_miro_get_double(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * uinfo)422  static 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  
snd_miro_put_double(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)470  static 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  
577  static const struct snd_kcontrol_new snd_miro_controls[] = {
578  MIRO_DOUBLE("Master Playback Volume", 0, ACI_GET_MASTER, ACI_SET_MASTER),
579  MIRO_DOUBLE("Mic Playback Volume", 1, ACI_GET_MIC, ACI_SET_MIC),
580  MIRO_DOUBLE("Line Playback Volume", 1, ACI_GET_LINE, ACI_SET_LINE),
581  MIRO_DOUBLE("CD Playback Volume", 0, ACI_GET_CD, ACI_SET_CD),
582  MIRO_DOUBLE("Synth Playback Volume", 0, ACI_GET_SYNTH, ACI_SET_SYNTH),
583  MIRO_DOUBLE("PCM Playback Volume", 1, ACI_GET_PCM, ACI_SET_PCM),
584  MIRO_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 */
589  static const struct snd_kcontrol_new snd_miro_eq_controls[] = {
590  MIRO_DOUBLE("Tone Control - 28 Hz", 0, ACI_GET_EQ1, ACI_SET_EQ1),
591  MIRO_DOUBLE("Tone Control - 160 Hz", 0, ACI_GET_EQ2, ACI_SET_EQ2),
592  MIRO_DOUBLE("Tone Control - 400 Hz", 0, ACI_GET_EQ3, ACI_SET_EQ3),
593  MIRO_DOUBLE("Tone Control - 1 kHz", 0, ACI_GET_EQ4, ACI_SET_EQ4),
594  MIRO_DOUBLE("Tone Control - 2.5 kHz", 0, ACI_GET_EQ5, ACI_SET_EQ5),
595  MIRO_DOUBLE("Tone Control - 6.3 kHz", 0, ACI_GET_EQ6, ACI_SET_EQ6),
596  MIRO_DOUBLE("Tone Control - 16 kHz", 0, ACI_GET_EQ7, ACI_SET_EQ7),
597  };
598  
599  static const struct snd_kcontrol_new snd_miro_radio_control[] = {
600  MIRO_DOUBLE("Radio Playback Volume", 0, ACI_GET_LINE1, ACI_SET_LINE1),
601  };
602  
603  static const struct snd_kcontrol_new snd_miro_line_control[] = {
604  MIRO_DOUBLE("Line Playback Volume", 2, ACI_GET_LINE1, ACI_SET_LINE1),
605  };
606  
607  static 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  
617  static 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  
627  static 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  
637  static 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  
snd_set_aci_init_values(struct snd_miro * miro)660  static 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  
snd_miro_mixer(struct snd_card * card,struct snd_miro * miro)703  static 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  
snd_miro_init(struct snd_miro * chip,unsigned short hardware)769  static 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  
snd_miro_read(struct snd_miro * chip,unsigned char reg)815  static 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  
snd_miro_write(struct snd_miro * chip,unsigned char reg,unsigned char value)846  static 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  
snd_miro_write_mask(struct snd_miro * chip,unsigned char reg,unsigned char value,unsigned char mask)875  static 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  
snd_miro_proc_read(struct snd_info_entry * entry,struct snd_info_buffer * buffer)887  static void snd_miro_proc_read(struct snd_info_entry * entry,
888  			       struct snd_info_buffer *buffer)
889  {
890  	struct snd_miro *miro = (struct snd_miro *) entry->private_data;
891  	struct snd_miro_aci *aci = miro->aci;
892  	char* model = "unknown";
893  
894  	/* miroSOUND PCM1 pro, early PCM12 */
895  
896  	if ((miro->hardware == OPTi9XX_HW_82C929) &&
897  	    (aci->aci_vendor == 'm') &&
898  	    (aci->aci_product == 'A')) {
899  		switch (aci->aci_version) {
900  		case 3:
901  			model = "miroSOUND PCM1 pro";
902  			break;
903  		default:
904  			model = "miroSOUND PCM1 pro / (early) PCM12";
905  			break;
906  		}
907  	}
908  
909  	/* miroSOUND PCM12, PCM12 (Rev. E), PCM12 pnp */
910  
911  	if ((miro->hardware == OPTi9XX_HW_82C924) &&
912  	    (aci->aci_vendor == 'm') &&
913  	    (aci->aci_product == 'B')) {
914  		switch (aci->aci_version) {
915  		case 4:
916  			model = "miroSOUND PCM12";
917  			break;
918  		case 176:
919  			model = "miroSOUND PCM12 (Rev. E)";
920  			break;
921  		default:
922  			model = "miroSOUND PCM12 / PCM12 pnp";
923  			break;
924  		}
925  	}
926  
927  	/* miroSOUND PCM20 radio */
928  
929  	if ((miro->hardware == OPTi9XX_HW_82C924) &&
930  	    (aci->aci_vendor == 'm') &&
931  	    (aci->aci_product == 'C')) {
932  		switch (aci->aci_version) {
933  		case 7:
934  			model = "miroSOUND PCM20 radio (Rev. E)";
935  			break;
936  		default:
937  			model = "miroSOUND PCM20 radio";
938  			break;
939  		}
940  	}
941  
942  	snd_iprintf(buffer, "\nGeneral information:\n");
943  	snd_iprintf(buffer, "  model   : %s\n", model);
944  	snd_iprintf(buffer, "  opti    : %s\n", miro->name);
945  	snd_iprintf(buffer, "  codec   : %s\n", miro->pcm->name);
946  	snd_iprintf(buffer, "  port    : 0x%lx\n", miro->wss_base);
947  	snd_iprintf(buffer, "  irq     : %d\n", miro->irq);
948  	snd_iprintf(buffer, "  dma     : %d,%d\n\n", miro->dma1, miro->dma2);
949  
950  	snd_iprintf(buffer, "MPU-401:\n");
951  	snd_iprintf(buffer, "  port    : 0x%lx\n", miro->mpu_port);
952  	snd_iprintf(buffer, "  irq     : %d\n\n", miro->mpu_irq);
953  
954  	snd_iprintf(buffer, "ACI information:\n");
955  	snd_iprintf(buffer, "  vendor  : ");
956  	switch (aci->aci_vendor) {
957  	case 'm':
958  		snd_iprintf(buffer, "Miro\n");
959  		break;
960  	default:
961  		snd_iprintf(buffer, "unknown (0x%x)\n", aci->aci_vendor);
962  		break;
963  	}
964  
965  	snd_iprintf(buffer, "  product : ");
966  	switch (aci->aci_product) {
967  	case 'A':
968  		snd_iprintf(buffer, "miroSOUND PCM1 pro / (early) PCM12\n");
969  		break;
970  	case 'B':
971  		snd_iprintf(buffer, "miroSOUND PCM12\n");
972  		break;
973  	case 'C':
974  		snd_iprintf(buffer, "miroSOUND PCM20 radio\n");
975  		break;
976  	default:
977  		snd_iprintf(buffer, "unknown (0x%x)\n", aci->aci_product);
978  		break;
979  	}
980  
981  	snd_iprintf(buffer, "  firmware: %d (0x%x)\n",
982  		    aci->aci_version, aci->aci_version);
983  	snd_iprintf(buffer, "  port    : 0x%lx-0x%lx\n",
984  		    aci->aci_port, aci->aci_port+2);
985  	snd_iprintf(buffer, "  wss     : 0x%x\n", wss);
986  	snd_iprintf(buffer, "  ide     : 0x%x\n", ide);
987  	snd_iprintf(buffer, "  solomode: 0x%x\n", aci->aci_solomode);
988  	snd_iprintf(buffer, "  amp     : 0x%x\n", aci->aci_amp);
989  	snd_iprintf(buffer, "  preamp  : 0x%x\n", aci->aci_preamp);
990  }
991  
snd_miro_proc_init(struct snd_card * card,struct snd_miro * miro)992  static 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  
snd_miro_configure(struct snd_miro * chip)1002  static 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  
snd_miro_opti_check(struct snd_card * card,struct snd_miro * chip)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(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  
snd_card_miro_detect(struct snd_card * card,struct snd_miro * chip)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, 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  
snd_card_miro_aci_detect(struct snd_card * card,struct snd_miro * miro)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  	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  
snd_miro_probe(struct snd_card * card)1258  static 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  
snd_miro_isa_match(struct device * devptr,unsigned int n)1379  static 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  
snd_miro_isa_probe(struct device * devptr,unsigned int n)1390  static 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  
1474  static 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  
snd_card_miro_pnp(struct snd_miro * chip,struct pnp_card_link * card,const struct pnp_card_device_id * pid)1485  static 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  
snd_miro_pnp_probe(struct pnp_card_link * pcard,const struct pnp_card_device_id * pid)1546  static 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  
snd_miro_pnp_remove(struct pnp_card_link * pcard)1587  static void snd_miro_pnp_remove(struct pnp_card_link *pcard)
1588  {
1589  	snd_miro_pnp_is_probed = 0;
1590  }
1591  
1592  static 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  
alsa_card_miro_init(void)1601  static 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  
alsa_card_miro_exit(void)1612  static 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  
1623  module_init(alsa_card_miro_init)
1624  module_exit(alsa_card_miro_exit)
1625