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TOMOYO Linux Cross Reference
Linux/sound/isa/opti9xx/miro.c

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  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 MODULE_SUPPORTED_DEVICE("{{Miro,miroSOUND PCM1 pro}, "
 37                         "{Miro,miroSOUND PCM12}, "
 38                         "{Miro,miroSOUND PCM20 Radio}}");
 39 
 40 static int index = SNDRV_DEFAULT_IDX1;          /* Index 0-MAX */
 41 static char *id = SNDRV_DEFAULT_STR1;           /* ID for this card */
 42 static long port = SNDRV_DEFAULT_PORT1;         /* 0x530,0xe80,0xf40,0x604 */
 43 static long mpu_port = SNDRV_DEFAULT_PORT1;     /* 0x300,0x310,0x320,0x330 */
 44 static long fm_port = SNDRV_DEFAULT_PORT1;      /* 0x388 */
 45 static int irq = SNDRV_DEFAULT_IRQ1;            /* 5,7,9,10,11 */
 46 static int mpu_irq = SNDRV_DEFAULT_IRQ1;        /* 5,7,9,10 */
 47 static int dma1 = SNDRV_DEFAULT_DMA1;           /* 0,1,3 */
 48 static int dma2 = SNDRV_DEFAULT_DMA1;           /* 0,1,3 */
 49 static int wss;
 50 static int ide;
 51 #ifdef CONFIG_PNP
 52 static bool isapnp = 1;                         /* Enable ISA PnP detection */
 53 #endif
 54 
 55 module_param(index, int, 0444);
 56 MODULE_PARM_DESC(index, "Index value for miro soundcard.");
 57 module_param(id, charp, 0444);
 58 MODULE_PARM_DESC(id, "ID string for miro soundcard.");
 59 module_param_hw(port, long, ioport, 0444);
 60 MODULE_PARM_DESC(port, "WSS port # for miro driver.");
 61 module_param_hw(mpu_port, long, ioport, 0444);
 62 MODULE_PARM_DESC(mpu_port, "MPU-401 port # for miro driver.");
 63 module_param_hw(fm_port, long, ioport, 0444);
 64 MODULE_PARM_DESC(fm_port, "FM Port # for miro driver.");
 65 module_param_hw(irq, int, irq, 0444);
 66 MODULE_PARM_DESC(irq, "WSS irq # for miro driver.");
 67 module_param_hw(mpu_irq, int, irq, 0444);
 68 MODULE_PARM_DESC(mpu_irq, "MPU-401 irq # for miro driver.");
 69 module_param_hw(dma1, int, dma, 0444);
 70 MODULE_PARM_DESC(dma1, "1st dma # for miro driver.");
 71 module_param_hw(dma2, int, dma, 0444);
 72 MODULE_PARM_DESC(dma2, "2nd dma # for miro driver.");
 73 module_param(wss, int, 0444);
 74 MODULE_PARM_DESC(wss, "wss mode");
 75 module_param(ide, int, 0444);
 76 MODULE_PARM_DESC(ide, "enable ide port");
 77 #ifdef CONFIG_PNP
 78 module_param(isapnp, bool, 0444);
 79 MODULE_PARM_DESC(isapnp, "Enable ISA PnP detection for specified soundcard.");
 80 #endif
 81 
 82 #define OPTi9XX_HW_DETECT       0
 83 #define OPTi9XX_HW_82C928       1
 84 #define OPTi9XX_HW_82C929       2
 85 #define OPTi9XX_HW_82C924       3
 86 #define OPTi9XX_HW_82C925       4
 87 #define OPTi9XX_HW_82C930       5
 88 #define OPTi9XX_HW_82C931       6
 89 #define OPTi9XX_HW_82C933       7
 90 #define OPTi9XX_HW_LAST         OPTi9XX_HW_82C933
 91 
 92 #define OPTi9XX_MC_REG(n)       n
 93 
 94 struct snd_miro {
 95         unsigned short hardware;
 96         unsigned char password;
 97         char name[7];
 98 
 99         struct resource *res_mc_base;
100         struct resource *res_aci_port;
101 
102         unsigned long mc_base;
103         unsigned long mc_base_size;
104         unsigned long pwd_reg;
105 
106         spinlock_t lock;
107         struct snd_pcm *pcm;
108 
109         long wss_base;
110         int irq;
111         int dma1;
112         int dma2;
113 
114         long mpu_port;
115         int mpu_irq;
116 
117         struct snd_miro_aci *aci;
118 };
119 
120 static struct snd_miro_aci aci_device;
121 
122 static char * snd_opti9xx_names[] = {
123         "unknown",
124         "82C928", "82C929",
125         "82C924", "82C925",
126         "82C930", "82C931", "82C933"
127 };
128 
129 static int snd_miro_pnp_is_probed;
130 
131 #ifdef CONFIG_PNP
132 
133 static const struct pnp_card_device_id snd_miro_pnpids[] = {
134         /* PCM20 and PCM12 in PnP mode */
135         { .id = "MIR0924",
136           .devs = { { "MIR0000" }, { "MIR0002" }, { "MIR0005" } }, },
137         { .id = "" }
138 };
139 
140 MODULE_DEVICE_TABLE(pnp_card, snd_miro_pnpids);
141 
142 #endif  /* CONFIG_PNP */
143 
144 /* 
145  *  ACI control
146  */
147 
148 static int aci_busy_wait(struct snd_miro_aci *aci)
149 {
150         long timeout;
151         unsigned char byte;
152 
153         for (timeout = 1; timeout <= ACI_MINTIME + 30; timeout++) {
154                 byte = inb(aci->aci_port + ACI_REG_BUSY);
155                 if ((byte & 1) == 0) {
156                         if (timeout >= ACI_MINTIME)
157                                 snd_printd("aci ready in round %ld.\n",
158                                            timeout-ACI_MINTIME);
159                         return byte;
160                 }
161                 if (timeout >= ACI_MINTIME) {
162                         long out=10*HZ;
163                         switch (timeout-ACI_MINTIME) {
164                         case 0 ... 9:
165                                 out /= 10;
166                                 /* fall through */
167                         case 10 ... 19:
168                                 out /= 10;
169                                 /* fall through */
170                         case 20 ... 30:
171                                 out /= 10;
172                                 /* fall through */
173                         default:
174                                 set_current_state(TASK_UNINTERRUPTIBLE);
175                                 schedule_timeout(out);
176                                 break;
177                         }
178                 }
179         }
180         snd_printk(KERN_ERR "aci_busy_wait() time out\n");
181         return -EBUSY;
182 }
183 
184 static inline int aci_write(struct snd_miro_aci *aci, unsigned char byte)
185 {
186         if (aci_busy_wait(aci) >= 0) {
187                 outb(byte, aci->aci_port + ACI_REG_COMMAND);
188                 return 0;
189         } else {
190                 snd_printk(KERN_ERR "aci busy, aci_write(0x%x) stopped.\n", byte);
191                 return -EBUSY;
192         }
193 }
194 
195 static inline int aci_read(struct snd_miro_aci *aci)
196 {
197         unsigned char byte;
198 
199         if (aci_busy_wait(aci) >= 0) {
200                 byte = inb(aci->aci_port + ACI_REG_STATUS);
201                 return byte;
202         } else {
203                 snd_printk(KERN_ERR "aci busy, aci_read() stopped.\n");
204                 return -EBUSY;
205         }
206 }
207 
208 int snd_aci_cmd(struct snd_miro_aci *aci, int write1, int write2, int write3)
209 {
210         int write[] = {write1, write2, write3};
211         int value, i;
212 
213         if (mutex_lock_interruptible(&aci->aci_mutex))
214                 return -EINTR;
215 
216         for (i=0; i<3; i++) {
217                 if (write[i]< 0 || write[i] > 255)
218                         break;
219                 else {
220                         value = aci_write(aci, write[i]);
221                         if (value < 0)
222                                 goto out;
223                 }
224         }
225 
226         value = aci_read(aci);
227 
228 out:    mutex_unlock(&aci->aci_mutex);
229         return value;
230 }
231 EXPORT_SYMBOL(snd_aci_cmd);
232 
233 static int aci_getvalue(struct snd_miro_aci *aci, unsigned char index)
234 {
235         return snd_aci_cmd(aci, ACI_STATUS, index, -1);
236 }
237 
238 static int aci_setvalue(struct snd_miro_aci *aci, unsigned char index,
239                         int value)
240 {
241         return snd_aci_cmd(aci, index, value, -1);
242 }
243 
244 struct snd_miro_aci *snd_aci_get_aci(void)
245 {
246         if (aci_device.aci_port == 0)
247                 return NULL;
248         return &aci_device;
249 }
250 EXPORT_SYMBOL(snd_aci_get_aci);
251 
252 /*
253  *  MIXER part
254  */
255 
256 #define snd_miro_info_capture   snd_ctl_boolean_mono_info
257 
258 static int snd_miro_get_capture(struct snd_kcontrol *kcontrol,
259                                 struct snd_ctl_elem_value *ucontrol)
260 {
261         struct snd_miro *miro = snd_kcontrol_chip(kcontrol);
262         int value;
263 
264         value = aci_getvalue(miro->aci, ACI_S_GENERAL);
265         if (value < 0) {
266                 snd_printk(KERN_ERR "snd_miro_get_capture() failed: %d\n",
267                            value);
268                 return value;
269         }
270 
271         ucontrol->value.integer.value[0] = value & 0x20;
272 
273         return 0;
274 }
275 
276 static int snd_miro_put_capture(struct snd_kcontrol *kcontrol,
277                                 struct snd_ctl_elem_value *ucontrol)
278 {
279         struct snd_miro *miro = snd_kcontrol_chip(kcontrol);
280         int change, value, error;
281 
282         value = !(ucontrol->value.integer.value[0]);
283 
284         error = aci_setvalue(miro->aci, ACI_SET_SOLOMODE, value);
285         if (error < 0) {
286                 snd_printk(KERN_ERR "snd_miro_put_capture() failed: %d\n",
287                            error);
288                 return error;
289         }
290 
291         change = (value != miro->aci->aci_solomode);
292         miro->aci->aci_solomode = value;
293         
294         return change;
295 }
296 
297 static int snd_miro_info_preamp(struct snd_kcontrol *kcontrol,
298                                 struct snd_ctl_elem_info *uinfo)
299 {
300         uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
301         uinfo->count = 1;
302         uinfo->value.integer.min = 0;
303         uinfo->value.integer.max = 3;
304 
305         return 0;
306 }
307 
308 static int snd_miro_get_preamp(struct snd_kcontrol *kcontrol,
309                                struct snd_ctl_elem_value *ucontrol)
310 {
311         struct snd_miro *miro = snd_kcontrol_chip(kcontrol);
312         int value;
313 
314         if (miro->aci->aci_version <= 176) {
315 
316                 /* 
317                    OSS says it's not readable with versions < 176.
318                    But it doesn't work on my card,
319                    which is a PCM12 with aci_version = 176.
320                 */
321 
322                 ucontrol->value.integer.value[0] = miro->aci->aci_preamp;
323                 return 0;
324         }
325 
326         value = aci_getvalue(miro->aci, ACI_GET_PREAMP);
327         if (value < 0) {
328                 snd_printk(KERN_ERR "snd_miro_get_preamp() failed: %d\n",
329                            value);
330                 return value;
331         }
332         
333         ucontrol->value.integer.value[0] = value;
334 
335         return 0;
336 }
337 
338 static int snd_miro_put_preamp(struct snd_kcontrol *kcontrol,
339                                struct snd_ctl_elem_value *ucontrol)
340 {
341         struct snd_miro *miro = snd_kcontrol_chip(kcontrol);
342         int error, value, change;
343 
344         value = ucontrol->value.integer.value[0];
345 
346         error = aci_setvalue(miro->aci, ACI_SET_PREAMP, value);
347         if (error < 0) {
348                 snd_printk(KERN_ERR "snd_miro_put_preamp() failed: %d\n",
349                            error);
350                 return error;
351         }
352 
353         change = (value != miro->aci->aci_preamp);
354         miro->aci->aci_preamp = value;
355 
356         return change;
357 }
358 
359 #define snd_miro_info_amp       snd_ctl_boolean_mono_info
360 
361 static int snd_miro_get_amp(struct snd_kcontrol *kcontrol,
362                             struct snd_ctl_elem_value *ucontrol)
363 {
364         struct snd_miro *miro = snd_kcontrol_chip(kcontrol);
365         ucontrol->value.integer.value[0] = miro->aci->aci_amp;
366 
367         return 0;
368 }
369 
370 static int snd_miro_put_amp(struct snd_kcontrol *kcontrol,
371                             struct snd_ctl_elem_value *ucontrol)
372 {
373         struct snd_miro *miro = snd_kcontrol_chip(kcontrol);
374         int error, value, change;
375 
376         value = ucontrol->value.integer.value[0];
377 
378         error = aci_setvalue(miro->aci, ACI_SET_POWERAMP, value);
379         if (error < 0) {
380                 snd_printk(KERN_ERR "snd_miro_put_amp() to %d failed: %d\n", value, error);
381                 return error;
382         }
383 
384         change = (value != miro->aci->aci_amp);
385         miro->aci->aci_amp = value;
386 
387         return change;
388 }
389 
390 #define MIRO_DOUBLE(ctl_name, ctl_index, get_right_reg, set_right_reg) \
391 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
392   .name = ctl_name, \
393   .index = ctl_index, \
394   .info = snd_miro_info_double, \
395   .get = snd_miro_get_double, \
396   .put = snd_miro_put_double, \
397   .private_value = get_right_reg | (set_right_reg << 8) \
398 }
399 
400 static int snd_miro_info_double(struct snd_kcontrol *kcontrol, 
401                                 struct snd_ctl_elem_info *uinfo)
402 {
403         int reg = kcontrol->private_value & 0xff;
404 
405         uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
406         uinfo->count = 2;
407 
408         if ((reg >= ACI_GET_EQ1) && (reg <= ACI_GET_EQ7)) {
409 
410                 /* equalizer elements */
411 
412                 uinfo->value.integer.min = - 0x7f;
413                 uinfo->value.integer.max = 0x7f;
414         } else {
415 
416                 /* non-equalizer elements */
417 
418                 uinfo->value.integer.min = 0;
419                 uinfo->value.integer.max = 0x20;
420         }
421 
422         return 0;
423 }
424 
425 static int snd_miro_get_double(struct snd_kcontrol *kcontrol, 
426                                struct snd_ctl_elem_value *uinfo)
427 {
428         struct snd_miro *miro = snd_kcontrol_chip(kcontrol);
429         int left_val, right_val;
430 
431         int right_reg = kcontrol->private_value & 0xff;
432         int left_reg = right_reg + 1;
433 
434         right_val = aci_getvalue(miro->aci, right_reg);
435         if (right_val < 0) {
436                 snd_printk(KERN_ERR "aci_getvalue(%d) failed: %d\n", right_reg, right_val);
437                 return right_val;
438         }
439 
440         left_val = aci_getvalue(miro->aci, left_reg);
441         if (left_val < 0) {
442                 snd_printk(KERN_ERR "aci_getvalue(%d) failed: %d\n", left_reg, left_val);
443                 return left_val;
444         }
445 
446         if ((right_reg >= ACI_GET_EQ1) && (right_reg <= ACI_GET_EQ7)) {
447 
448                 /* equalizer elements */
449 
450                 if (left_val < 0x80) {
451                         uinfo->value.integer.value[0] = left_val;
452                 } else {
453                         uinfo->value.integer.value[0] = 0x80 - left_val;
454                 }
455 
456                 if (right_val < 0x80) {
457                         uinfo->value.integer.value[1] = right_val;
458                 } else {
459                         uinfo->value.integer.value[1] = 0x80 - right_val;
460                 }
461 
462         } else {
463 
464                 /* non-equalizer elements */
465 
466                 uinfo->value.integer.value[0] = 0x20 - left_val;
467                 uinfo->value.integer.value[1] = 0x20 - right_val;
468         }
469 
470         return 0;
471 }
472 
473 static int snd_miro_put_double(struct snd_kcontrol *kcontrol, 
474                                struct snd_ctl_elem_value *ucontrol)
475 {
476         struct snd_miro *miro = snd_kcontrol_chip(kcontrol);
477         struct snd_miro_aci *aci = miro->aci;
478         int left, right, left_old, right_old;
479         int setreg_left, setreg_right, getreg_left, getreg_right;
480         int change, error;
481 
482         left = ucontrol->value.integer.value[0];
483         right = ucontrol->value.integer.value[1];
484 
485         setreg_right = (kcontrol->private_value >> 8) & 0xff;
486         setreg_left = setreg_right + 8;
487         if (setreg_right == ACI_SET_MASTER)
488                 setreg_left -= 7;
489 
490         getreg_right = kcontrol->private_value & 0xff;
491         getreg_left = getreg_right + 1;
492 
493         left_old = aci_getvalue(aci, getreg_left);
494         if (left_old < 0) {
495                 snd_printk(KERN_ERR "aci_getvalue(%d) failed: %d\n", getreg_left, left_old);
496                 return left_old;
497         }
498 
499         right_old = aci_getvalue(aci, getreg_right);
500         if (right_old < 0) {
501                 snd_printk(KERN_ERR "aci_getvalue(%d) failed: %d\n", getreg_right, right_old);
502                 return right_old;
503         }
504 
505         if ((getreg_right >= ACI_GET_EQ1) && (getreg_right <= ACI_GET_EQ7)) {
506 
507                 /* equalizer elements */
508 
509                 if (left < -0x7f || left > 0x7f ||
510                     right < -0x7f || right > 0x7f)
511                         return -EINVAL;
512 
513                 if (left_old > 0x80) 
514                         left_old = 0x80 - left_old;
515                 if (right_old > 0x80) 
516                         right_old = 0x80 - right_old;
517 
518                 if (left >= 0) {
519                         error = aci_setvalue(aci, setreg_left, left);
520                         if (error < 0) {
521                                 snd_printk(KERN_ERR "aci_setvalue(%d) failed: %d\n",
522                                            left, error);
523                                 return error;
524                         }
525                 } else {
526                         error = aci_setvalue(aci, setreg_left, 0x80 - left);
527                         if (error < 0) {
528                                 snd_printk(KERN_ERR "aci_setvalue(%d) failed: %d\n",
529                                            0x80 - left, error);
530                                 return error;
531                         }
532                 }
533 
534                 if (right >= 0) {
535                         error = aci_setvalue(aci, setreg_right, right);
536                         if (error < 0) {
537                                 snd_printk(KERN_ERR "aci_setvalue(%d) failed: %d\n",
538                                            right, error);
539                                 return error;
540                         }
541                 } else {
542                         error = aci_setvalue(aci, setreg_right, 0x80 - right);
543                         if (error < 0) {
544                                 snd_printk(KERN_ERR "aci_setvalue(%d) failed: %d\n",
545                                            0x80 - right, error);
546                                 return error;
547                         }
548                 }
549 
550         } else {
551 
552                 /* non-equalizer elements */
553 
554                 if (left < 0 || left > 0x20 ||
555                     right < 0 || right > 0x20)
556                         return -EINVAL;
557 
558                 left_old = 0x20 - left_old;
559                 right_old = 0x20 - right_old;
560 
561                 error = aci_setvalue(aci, setreg_left, 0x20 - left);
562                 if (error < 0) {
563                         snd_printk(KERN_ERR "aci_setvalue(%d) failed: %d\n",
564                                    0x20 - left, error);
565                         return error;
566                 }
567                 error = aci_setvalue(aci, setreg_right, 0x20 - right);
568                 if (error < 0) {
569                         snd_printk(KERN_ERR "aci_setvalue(%d) failed: %d\n",
570                                    0x20 - right, error);
571                         return error;
572                 }
573         }
574 
575         change = (left != left_old) || (right != right_old);
576 
577         return change;
578 }
579 
580 static struct snd_kcontrol_new snd_miro_controls[] = {
581 MIRO_DOUBLE("Master Playback Volume", 0, ACI_GET_MASTER, ACI_SET_MASTER),
582 MIRO_DOUBLE("Mic Playback Volume", 1, ACI_GET_MIC, ACI_SET_MIC),
583 MIRO_DOUBLE("Line Playback Volume", 1, ACI_GET_LINE, ACI_SET_LINE),
584 MIRO_DOUBLE("CD Playback Volume", 0, ACI_GET_CD, ACI_SET_CD),
585 MIRO_DOUBLE("Synth Playback Volume", 0, ACI_GET_SYNTH, ACI_SET_SYNTH),
586 MIRO_DOUBLE("PCM Playback Volume", 1, ACI_GET_PCM, ACI_SET_PCM),
587 MIRO_DOUBLE("Aux Playback Volume", 2, ACI_GET_LINE2, ACI_SET_LINE2),
588 };
589 
590 /* Equalizer with seven bands (only PCM20) 
591    from -12dB up to +12dB on each band */
592 static struct snd_kcontrol_new snd_miro_eq_controls[] = {
593 MIRO_DOUBLE("Tone Control - 28 Hz", 0, ACI_GET_EQ1, ACI_SET_EQ1),
594 MIRO_DOUBLE("Tone Control - 160 Hz", 0, ACI_GET_EQ2, ACI_SET_EQ2),
595 MIRO_DOUBLE("Tone Control - 400 Hz", 0, ACI_GET_EQ3, ACI_SET_EQ3),
596 MIRO_DOUBLE("Tone Control - 1 kHz", 0, ACI_GET_EQ4, ACI_SET_EQ4),
597 MIRO_DOUBLE("Tone Control - 2.5 kHz", 0, ACI_GET_EQ5, ACI_SET_EQ5),
598 MIRO_DOUBLE("Tone Control - 6.3 kHz", 0, ACI_GET_EQ6, ACI_SET_EQ6),
599 MIRO_DOUBLE("Tone Control - 16 kHz", 0, ACI_GET_EQ7, ACI_SET_EQ7),
600 };
601 
602 static struct snd_kcontrol_new snd_miro_radio_control[] = {
603 MIRO_DOUBLE("Radio Playback Volume", 0, ACI_GET_LINE1, ACI_SET_LINE1),
604 };
605 
606 static struct snd_kcontrol_new snd_miro_line_control[] = {
607 MIRO_DOUBLE("Line Playback Volume", 2, ACI_GET_LINE1, ACI_SET_LINE1),
608 };
609 
610 static struct snd_kcontrol_new snd_miro_preamp_control[] = {
611 {
612         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
613         .name = "Mic Boost",
614         .index = 1,
615         .info = snd_miro_info_preamp,
616         .get = snd_miro_get_preamp,
617         .put = snd_miro_put_preamp,
618 }};
619 
620 static struct snd_kcontrol_new snd_miro_amp_control[] = {
621 {
622         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
623         .name = "Line Boost",
624         .index = 0,
625         .info = snd_miro_info_amp,
626         .get = snd_miro_get_amp,
627         .put = snd_miro_put_amp,
628 }};
629 
630 static struct snd_kcontrol_new snd_miro_capture_control[] = {
631 {
632         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
633         .name = "PCM Capture Switch",
634         .index = 0,
635         .info = snd_miro_info_capture,
636         .get = snd_miro_get_capture,
637         .put = snd_miro_put_capture,
638 }};
639 
640 static unsigned char aci_init_values[][2] = {
641         { ACI_SET_MUTE, 0x00 },
642         { ACI_SET_POWERAMP, 0x00 },
643         { ACI_SET_PREAMP, 0x00 },
644         { ACI_SET_SOLOMODE, 0x00 },
645         { ACI_SET_MIC + 0, 0x20 },
646         { ACI_SET_MIC + 8, 0x20 },
647         { ACI_SET_LINE + 0, 0x20 },
648         { ACI_SET_LINE + 8, 0x20 },
649         { ACI_SET_CD + 0, 0x20 },
650         { ACI_SET_CD + 8, 0x20 },
651         { ACI_SET_PCM + 0, 0x20 },
652         { ACI_SET_PCM + 8, 0x20 },
653         { ACI_SET_LINE1 + 0, 0x20 },
654         { ACI_SET_LINE1 + 8, 0x20 },
655         { ACI_SET_LINE2 + 0, 0x20 },
656         { ACI_SET_LINE2 + 8, 0x20 },
657         { ACI_SET_SYNTH + 0, 0x20 },
658         { ACI_SET_SYNTH + 8, 0x20 },
659         { ACI_SET_MASTER + 0, 0x20 },
660         { ACI_SET_MASTER + 1, 0x20 },
661 };
662 
663 static int snd_set_aci_init_values(struct snd_miro *miro)
664 {
665         int idx, error;
666         struct snd_miro_aci *aci = miro->aci;
667 
668         /* enable WSS on PCM1 */
669 
670         if ((aci->aci_product == 'A') && wss) {
671                 error = aci_setvalue(aci, ACI_SET_WSS, wss);
672                 if (error < 0) {
673                         snd_printk(KERN_ERR "enabling WSS mode failed\n");
674                         return error;
675                 }
676         }
677 
678         /* enable IDE port */
679 
680         if (ide) {
681                 error = aci_setvalue(aci, ACI_SET_IDE, ide);
682                 if (error < 0) {
683                         snd_printk(KERN_ERR "enabling IDE port failed\n");
684                         return error;
685                 }
686         }
687 
688         /* set common aci values */
689 
690         for (idx = 0; idx < ARRAY_SIZE(aci_init_values); idx++) {
691                 error = aci_setvalue(aci, aci_init_values[idx][0],
692                                      aci_init_values[idx][1]);
693                 if (error < 0) {
694                         snd_printk(KERN_ERR "aci_setvalue(%d) failed: %d\n", 
695                                    aci_init_values[idx][0], error);
696                         return error;
697                 }
698         }
699         aci->aci_amp = 0;
700         aci->aci_preamp = 0;
701         aci->aci_solomode = 1;
702 
703         return 0;
704 }
705 
706 static int snd_miro_mixer(struct snd_card *card,
707                           struct snd_miro *miro)
708 {
709         unsigned int idx;
710         int err;
711 
712         if (snd_BUG_ON(!miro || !card))
713                 return -EINVAL;
714 
715         switch (miro->hardware) {
716         case OPTi9XX_HW_82C924:
717                 strcpy(card->mixername, "ACI & OPTi924");
718                 break;
719         case OPTi9XX_HW_82C929:
720                 strcpy(card->mixername, "ACI & OPTi929");
721                 break;
722         default:
723                 snd_BUG();
724                 break;
725         }
726 
727         for (idx = 0; idx < ARRAY_SIZE(snd_miro_controls); idx++) {
728                 if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_miro_controls[idx], miro))) < 0)
729                         return err;
730         }
731 
732         if ((miro->aci->aci_product == 'A') ||
733             (miro->aci->aci_product == 'B')) {
734                 /* PCM1/PCM12 with power-amp and Line 2 */
735                 if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_miro_line_control[0], miro))) < 0)
736                         return err;
737                 if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_miro_amp_control[0], miro))) < 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                 if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_miro_preamp_control[0], miro))) < 0)
745                         return err;
746                 if (miro->aci->aci_version >= 176)
747                         if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_miro_capture_control[0], miro))) < 0)
748                                 return err;
749         }
750 
751         if (miro->aci->aci_product == 'C') {
752                 /* PCM20 with radio and 7 band equalizer */
753                 if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_miro_radio_control[0], miro))) < 0)
754                         return err;
755                 for (idx = 0; idx < ARRAY_SIZE(snd_miro_eq_controls); idx++) {
756                         if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_miro_eq_controls[idx], miro))) < 0)
757                                 return err;
758                 }
759         }
760 
761         return 0;
762 }
763 
764 static int snd_miro_init(struct snd_miro *chip,
765                          unsigned short hardware)
766 {
767         static int opti9xx_mc_size[] = {7, 7, 10, 10, 2, 2, 2};
768 
769         chip->hardware = hardware;
770         strcpy(chip->name, snd_opti9xx_names[hardware]);
771 
772         chip->mc_base_size = opti9xx_mc_size[hardware];  
773 
774         spin_lock_init(&chip->lock);
775 
776         chip->wss_base = -1;
777         chip->irq = -1;
778         chip->dma1 = -1;
779         chip->dma2 = -1;
780         chip->mpu_port = -1;
781         chip->mpu_irq = -1;
782 
783         chip->pwd_reg = 3;
784 
785 #ifdef CONFIG_PNP
786         if (isapnp && chip->mc_base)
787                 /* PnP resource gives the least 10 bits */
788                 chip->mc_base |= 0xc00;
789         else
790 #endif
791                 chip->mc_base = 0xf8c;
792 
793         switch (hardware) {
794         case OPTi9XX_HW_82C929:
795                 chip->password = 0xe3;
796                 break;
797 
798         case OPTi9XX_HW_82C924:
799                 chip->password = 0xe5;
800                 break;
801 
802         default:
803                 snd_printk(KERN_ERR "sorry, no support for %d\n", hardware);
804                 return -ENODEV;
805         }
806 
807         return 0;
808 }
809 
810 static unsigned char snd_miro_read(struct snd_miro *chip,
811                                    unsigned char reg)
812 {
813         unsigned long flags;
814         unsigned char retval = 0xff;
815 
816         spin_lock_irqsave(&chip->lock, flags);
817         outb(chip->password, chip->mc_base + chip->pwd_reg);
818 
819         switch (chip->hardware) {
820         case OPTi9XX_HW_82C924:
821                 if (reg > 7) {
822                         outb(reg, chip->mc_base + 8);
823                         outb(chip->password, chip->mc_base + chip->pwd_reg);
824                         retval = inb(chip->mc_base + 9);
825                         break;
826                 }
827                 /* fall through */
828 
829         case OPTi9XX_HW_82C929:
830                 retval = inb(chip->mc_base + reg);
831                 break;
832 
833         default:
834                 snd_printk(KERN_ERR "sorry, no support for %d\n", chip->hardware);
835         }
836 
837         spin_unlock_irqrestore(&chip->lock, flags);
838         return retval;
839 }
840 
841 static void snd_miro_write(struct snd_miro *chip, unsigned char reg,
842                            unsigned char value)
843 {
844         unsigned long flags;
845 
846         spin_lock_irqsave(&chip->lock, flags);
847         outb(chip->password, chip->mc_base + chip->pwd_reg);
848 
849         switch (chip->hardware) {
850         case OPTi9XX_HW_82C924:
851                 if (reg > 7) {
852                         outb(reg, chip->mc_base + 8);
853                         outb(chip->password, chip->mc_base + chip->pwd_reg);
854                         outb(value, chip->mc_base + 9);
855                         break;
856                 }
857                 /* fall through */
858 
859         case OPTi9XX_HW_82C929:
860                 outb(value, chip->mc_base + reg);
861                 break;
862 
863         default:
864                 snd_printk(KERN_ERR "sorry, no support for %d\n", chip->hardware);
865         }
866 
867         spin_unlock_irqrestore(&chip->lock, flags);
868 }
869 
870 
871 #define snd_miro_write_mask(chip, reg, value, mask)     \
872         snd_miro_write(chip, reg,                       \
873                 (snd_miro_read(chip, reg) & ~(mask)) | ((value) & (mask)))
874 
875 /*
876  *  Proc Interface
877  */
878 
879 static void snd_miro_proc_read(struct snd_info_entry * entry, 
880                                struct snd_info_buffer *buffer)
881 {
882         struct snd_miro *miro = (struct snd_miro *) entry->private_data;
883         struct snd_miro_aci *aci = miro->aci;
884         char* model = "unknown";
885 
886         /* miroSOUND PCM1 pro, early PCM12 */
887 
888         if ((miro->hardware == OPTi9XX_HW_82C929) &&
889             (aci->aci_vendor == 'm') &&
890             (aci->aci_product == 'A')) {
891                 switch (aci->aci_version) {
892                 case 3:
893                         model = "miroSOUND PCM1 pro";
894                         break;
895                 default:
896                         model = "miroSOUND PCM1 pro / (early) PCM12";
897                         break;
898                 }
899         }
900 
901         /* miroSOUND PCM12, PCM12 (Rev. E), PCM12 pnp */
902 
903         if ((miro->hardware == OPTi9XX_HW_82C924) &&
904             (aci->aci_vendor == 'm') &&
905             (aci->aci_product == 'B')) {
906                 switch (aci->aci_version) {
907                 case 4:
908                         model = "miroSOUND PCM12";
909                         break;
910                 case 176:
911                         model = "miroSOUND PCM12 (Rev. E)";
912                         break;
913                 default:
914                         model = "miroSOUND PCM12 / PCM12 pnp";
915                         break;
916                 }
917         }
918 
919         /* miroSOUND PCM20 radio */
920 
921         if ((miro->hardware == OPTi9XX_HW_82C924) &&
922             (aci->aci_vendor == 'm') &&
923             (aci->aci_product == 'C')) {
924                 switch (aci->aci_version) {
925                 case 7:
926                         model = "miroSOUND PCM20 radio (Rev. E)";
927                         break;
928                 default:
929                         model = "miroSOUND PCM20 radio";
930                         break;
931                 }
932         }
933 
934         snd_iprintf(buffer, "\nGeneral information:\n");
935         snd_iprintf(buffer, "  model   : %s\n", model);
936         snd_iprintf(buffer, "  opti    : %s\n", miro->name);
937         snd_iprintf(buffer, "  codec   : %s\n", miro->pcm->name);
938         snd_iprintf(buffer, "  port    : 0x%lx\n", miro->wss_base);
939         snd_iprintf(buffer, "  irq     : %d\n", miro->irq);
940         snd_iprintf(buffer, "  dma     : %d,%d\n\n", miro->dma1, miro->dma2);
941 
942         snd_iprintf(buffer, "MPU-401:\n");
943         snd_iprintf(buffer, "  port    : 0x%lx\n", miro->mpu_port);
944         snd_iprintf(buffer, "  irq     : %d\n\n", miro->mpu_irq);
945 
946         snd_iprintf(buffer, "ACI information:\n");
947         snd_iprintf(buffer, "  vendor  : ");
948         switch (aci->aci_vendor) {
949         case 'm':
950                 snd_iprintf(buffer, "Miro\n");
951                 break;
952         default:
953                 snd_iprintf(buffer, "unknown (0x%x)\n", aci->aci_vendor);
954                 break;
955         }
956 
957         snd_iprintf(buffer, "  product : ");
958         switch (aci->aci_product) {
959         case 'A':
960                 snd_iprintf(buffer, "miroSOUND PCM1 pro / (early) PCM12\n");
961                 break;
962         case 'B':
963                 snd_iprintf(buffer, "miroSOUND PCM12\n");
964                 break;
965         case 'C':
966                 snd_iprintf(buffer, "miroSOUND PCM20 radio\n");
967                 break;
968         default:
969                 snd_iprintf(buffer, "unknown (0x%x)\n", aci->aci_product);
970                 break;
971         }
972 
973         snd_iprintf(buffer, "  firmware: %d (0x%x)\n",
974                     aci->aci_version, aci->aci_version);
975         snd_iprintf(buffer, "  port    : 0x%lx-0x%lx\n", 
976                     aci->aci_port, aci->aci_port+2);
977         snd_iprintf(buffer, "  wss     : 0x%x\n", wss);
978         snd_iprintf(buffer, "  ide     : 0x%x\n", ide);
979         snd_iprintf(buffer, "  solomode: 0x%x\n", aci->aci_solomode);
980         snd_iprintf(buffer, "  amp     : 0x%x\n", aci->aci_amp);
981         snd_iprintf(buffer, "  preamp  : 0x%x\n", aci->aci_preamp);
982 }
983 
984 static void snd_miro_proc_init(struct snd_card *card,
985                                struct snd_miro *miro)
986 {
987         snd_card_ro_proc_new(card, "miro", miro, snd_miro_proc_read);
988 }
989 
990 /*
991  *  Init
992  */
993 
994 static int snd_miro_configure(struct snd_miro *chip)
995 {
996         unsigned char wss_base_bits;
997         unsigned char irq_bits;
998         unsigned char dma_bits;
999         unsigned char mpu_port_bits = 0;
1000         unsigned char mpu_irq_bits;
1001         unsigned long flags;
1002 
1003         snd_miro_write_mask(chip, OPTi9XX_MC_REG(1), 0x80, 0x80);
1004         snd_miro_write_mask(chip, OPTi9XX_MC_REG(2), 0x20, 0x20); /* OPL4 */
1005         snd_miro_write_mask(chip, OPTi9XX_MC_REG(5), 0x02, 0x02);
1006 
1007         switch (chip->hardware) {
1008         case OPTi9XX_HW_82C924:
1009                 snd_miro_write_mask(chip, OPTi9XX_MC_REG(6), 0x02, 0x02);
1010                 snd_miro_write_mask(chip, OPTi9XX_MC_REG(3), 0xf0, 0xff);
1011                 break;
1012         case OPTi9XX_HW_82C929:
1013                 /* untested init commands for OPTi929 */
1014                 snd_miro_write_mask(chip, OPTi9XX_MC_REG(4), 0x00, 0x0c);
1015                 break;
1016         default:
1017                 snd_printk(KERN_ERR "chip %d not supported\n", chip->hardware);
1018                 return -EINVAL;
1019         }
1020 
1021         /* PnP resource says it decodes only 10 bits of address */
1022         switch (chip->wss_base & 0x3ff) {
1023         case 0x130:
1024                 chip->wss_base = 0x530;
1025                 wss_base_bits = 0x00;
1026                 break;
1027         case 0x204:
1028                 chip->wss_base = 0x604;
1029                 wss_base_bits = 0x03;
1030                 break;
1031         case 0x280:
1032                 chip->wss_base = 0xe80;
1033                 wss_base_bits = 0x01;
1034                 break;
1035         case 0x340:
1036                 chip->wss_base = 0xf40;
1037                 wss_base_bits = 0x02;
1038                 break;
1039         default:
1040                 snd_printk(KERN_ERR "WSS port 0x%lx not valid\n", chip->wss_base);
1041                 goto __skip_base;
1042         }
1043         snd_miro_write_mask(chip, OPTi9XX_MC_REG(1), wss_base_bits << 4, 0x30);
1044 
1045 __skip_base:
1046         switch (chip->irq) {
1047         case 5:
1048                 irq_bits = 0x05;
1049                 break;
1050         case 7:
1051                 irq_bits = 0x01;
1052                 break;
1053         case 9:
1054                 irq_bits = 0x02;
1055                 break;
1056         case 10:
1057                 irq_bits = 0x03;
1058                 break;
1059         case 11:
1060                 irq_bits = 0x04;
1061                 break;
1062         default:
1063                 snd_printk(KERN_ERR "WSS irq # %d not valid\n", chip->irq);
1064                 goto __skip_resources;
1065         }
1066 
1067         switch (chip->dma1) {
1068         case 0:
1069                 dma_bits = 0x01;
1070                 break;
1071         case 1:
1072                 dma_bits = 0x02;
1073                 break;
1074         case 3:
1075                 dma_bits = 0x03;
1076                 break;
1077         default:
1078                 snd_printk(KERN_ERR "WSS dma1 # %d not valid\n", chip->dma1);
1079                 goto __skip_resources;
1080         }
1081 
1082         if (chip->dma1 == chip->dma2) {
1083                 snd_printk(KERN_ERR "don't want to share dmas\n");
1084                 return -EBUSY;
1085         }
1086 
1087         switch (chip->dma2) {
1088         case 0:
1089         case 1:
1090                 break;
1091         default:
1092                 snd_printk(KERN_ERR "WSS dma2 # %d not valid\n", chip->dma2);
1093                 goto __skip_resources;
1094         }
1095         dma_bits |= 0x04;
1096 
1097         spin_lock_irqsave(&chip->lock, flags);
1098         outb(irq_bits << 3 | dma_bits, chip->wss_base);
1099         spin_unlock_irqrestore(&chip->lock, flags);
1100 
1101 __skip_resources:
1102         if (chip->hardware > OPTi9XX_HW_82C928) {
1103                 switch (chip->mpu_port) {
1104                 case 0:
1105                 case -1:
1106                         break;
1107                 case 0x300:
1108                         mpu_port_bits = 0x03;
1109                         break;
1110                 case 0x310:
1111                         mpu_port_bits = 0x02;
1112                         break;
1113                 case 0x320:
1114                         mpu_port_bits = 0x01;
1115                         break;
1116                 case 0x330:
1117                         mpu_port_bits = 0x00;
1118                         break;
1119                 default:
1120                         snd_printk(KERN_ERR "MPU-401 port 0x%lx not valid\n",
1121                                    chip->mpu_port);
1122                         goto __skip_mpu;
1123                 }
1124 
1125                 switch (chip->mpu_irq) {
1126                 case 5:
1127                         mpu_irq_bits = 0x02;
1128                         break;
1129                 case 7:
1130                         mpu_irq_bits = 0x03;
1131                         break;
1132                 case 9:
1133                         mpu_irq_bits = 0x00;
1134                         break;
1135                 case 10:
1136                         mpu_irq_bits = 0x01;
1137                         break;
1138                 default:
1139                         snd_printk(KERN_ERR "MPU-401 irq # %d not valid\n",
1140                                    chip->mpu_irq);
1141                         goto __skip_mpu;
1142                 }
1143 
1144                 snd_miro_write_mask(chip, OPTi9XX_MC_REG(6),
1145                         (chip->mpu_port <= 0) ? 0x00 :
1146                                 0x80 | mpu_port_bits << 5 | mpu_irq_bits << 3,
1147                         0xf8);
1148         }
1149 __skip_mpu:
1150 
1151         return 0;
1152 }
1153 
1154 static int snd_miro_opti_check(struct snd_miro *chip)
1155 {
1156         unsigned char value;
1157 
1158         chip->res_mc_base = request_region(chip->mc_base, chip->mc_base_size,
1159                                            "OPTi9xx MC");
1160         if (chip->res_mc_base == NULL)
1161                 return -ENOMEM;
1162 
1163         value = snd_miro_read(chip, OPTi9XX_MC_REG(1));
1164         if (value != 0xff && value != inb(chip->mc_base + OPTi9XX_MC_REG(1)))
1165                 if (value == snd_miro_read(chip, OPTi9XX_MC_REG(1)))
1166                         return 0;
1167 
1168         release_and_free_resource(chip->res_mc_base);
1169         chip->res_mc_base = NULL;
1170 
1171         return -ENODEV;
1172 }
1173 
1174 static int snd_card_miro_detect(struct snd_card *card,
1175                                 struct snd_miro *chip)
1176 {
1177         int i, err;
1178 
1179         for (i = OPTi9XX_HW_82C929; i <= OPTi9XX_HW_82C924; i++) {
1180 
1181                 if ((err = snd_miro_init(chip, i)) < 0)
1182                         return err;
1183 
1184                 err = snd_miro_opti_check(chip);
1185                 if (err == 0)
1186                         return 1;
1187         }
1188 
1189         return -ENODEV;
1190 }
1191 
1192 static int snd_card_miro_aci_detect(struct snd_card *card,
1193                                     struct snd_miro *miro)
1194 {
1195         unsigned char regval;
1196         int i;
1197         struct snd_miro_aci *aci = &aci_device;
1198 
1199         miro->aci = aci;
1200 
1201         mutex_init(&aci->aci_mutex);
1202 
1203         /* get ACI port from OPTi9xx MC 4 */
1204 
1205         regval=inb(miro->mc_base + 4);
1206         aci->aci_port = (regval & 0x10) ? 0x344 : 0x354;
1207 
1208         miro->res_aci_port = request_region(aci->aci_port, 3, "miro aci");
1209         if (miro->res_aci_port == NULL) {
1210                 snd_printk(KERN_ERR "aci i/o area 0x%lx-0x%lx already used.\n", 
1211                            aci->aci_port, aci->aci_port+2);
1212                 return -ENOMEM;
1213         }
1214 
1215         /* force ACI into a known state */
1216         for (i = 0; i < 3; i++)
1217                 if (snd_aci_cmd(aci, ACI_ERROR_OP, -1, -1) < 0) {
1218                         snd_printk(KERN_ERR "can't force aci into known state.\n");
1219                         return -ENXIO;
1220                 }
1221 
1222         aci->aci_vendor = snd_aci_cmd(aci, ACI_READ_IDCODE, -1, -1);
1223         aci->aci_product = snd_aci_cmd(aci, ACI_READ_IDCODE, -1, -1);
1224         if (aci->aci_vendor < 0 || aci->aci_product < 0) {
1225                 snd_printk(KERN_ERR "can't read aci id on 0x%lx.\n",
1226                            aci->aci_port);
1227                 return -ENXIO;
1228         }
1229 
1230         aci->aci_version = snd_aci_cmd(aci, ACI_READ_VERSION, -1, -1);
1231         if (aci->aci_version < 0) {
1232                 snd_printk(KERN_ERR "can't read aci version on 0x%lx.\n", 
1233                            aci->aci_port);
1234                 return -ENXIO;
1235         }
1236 
1237         if (snd_aci_cmd(aci, ACI_INIT, -1, -1) < 0 ||
1238             snd_aci_cmd(aci, ACI_ERROR_OP, ACI_ERROR_OP, ACI_ERROR_OP) < 0 ||
1239             snd_aci_cmd(aci, ACI_ERROR_OP, ACI_ERROR_OP, ACI_ERROR_OP) < 0) {
1240                 snd_printk(KERN_ERR "can't initialize aci.\n"); 
1241                 return -ENXIO;
1242         }
1243 
1244         return 0;
1245 }
1246 
1247 static void snd_card_miro_free(struct snd_card *card)
1248 {
1249         struct snd_miro *miro = card->private_data;
1250 
1251         release_and_free_resource(miro->res_aci_port);
1252         if (miro->aci)
1253                 miro->aci->aci_port = 0;
1254         release_and_free_resource(miro->res_mc_base);
1255 }
1256 
1257 static int snd_miro_probe(struct snd_card *card)
1258 {
1259         int error;
1260         struct snd_miro *miro = card->private_data;
1261         struct snd_wss *codec;
1262         struct snd_rawmidi *rmidi;
1263 
1264         if (!miro->res_mc_base) {
1265                 miro->res_mc_base = request_region(miro->mc_base,
1266                                                 miro->mc_base_size,
1267                                                 "miro (OPTi9xx MC)");
1268                 if (miro->res_mc_base == NULL) {
1269                         snd_printk(KERN_ERR "request for OPTI9xx MC failed\n");
1270                         return -ENOMEM;
1271                 }
1272         }
1273 
1274         error = snd_card_miro_aci_detect(card, miro);
1275         if (error < 0) {
1276                 snd_printk(KERN_ERR "unable to detect aci chip\n");
1277                 return -ENODEV;
1278         }
1279 
1280         miro->wss_base = port;
1281         miro->mpu_port = mpu_port;
1282         miro->irq = irq;
1283         miro->mpu_irq = mpu_irq;
1284         miro->dma1 = dma1;
1285         miro->dma2 = dma2;
1286 
1287         /* init proc interface */
1288         snd_miro_proc_init(card, miro);
1289 
1290         error = snd_miro_configure(miro);
1291         if (error)
1292                 return error;
1293 
1294         error = snd_wss_create(card, miro->wss_base + 4, -1,
1295                                miro->irq, miro->dma1, miro->dma2,
1296                                WSS_HW_DETECT, 0, &codec);
1297         if (error < 0)
1298                 return error;
1299 
1300         error = snd_wss_pcm(codec, 0);
1301         if (error < 0)
1302                 return error;
1303 
1304         error = snd_wss_mixer(codec);
1305         if (error < 0)
1306                 return error;
1307 
1308         error = snd_wss_timer(codec, 0);
1309         if (error < 0)
1310                 return error;
1311 
1312         miro->pcm = codec->pcm;
1313 
1314         error = snd_miro_mixer(card, miro);
1315         if (error < 0)
1316                 return error;
1317 
1318         if (miro->aci->aci_vendor == 'm') {
1319                 /* It looks like a miro sound card. */
1320                 switch (miro->aci->aci_product) {
1321                 case 'A':
1322                         sprintf(card->shortname, 
1323                                 "miroSOUND PCM1 pro / PCM12");
1324                         break;
1325                 case 'B':
1326                         sprintf(card->shortname, 
1327                                 "miroSOUND PCM12");
1328                         break;
1329                 case 'C':
1330                         sprintf(card->shortname, 
1331                                 "miroSOUND PCM20 radio");
1332                         break;
1333                 default:
1334                         sprintf(card->shortname, 
1335                                 "unknown miro");
1336                         snd_printk(KERN_INFO "unknown miro aci id\n");
1337                         break;
1338                 }
1339         } else {
1340                 snd_printk(KERN_INFO "found unsupported aci card\n");
1341                 sprintf(card->shortname, "unknown Cardinal Technologies");
1342         }
1343 
1344         strcpy(card->driver, "miro");
1345         snprintf(card->longname, sizeof(card->longname),
1346                  "%s: OPTi%s, %s at 0x%lx, irq %d, dma %d&%d",
1347                  card->shortname, miro->name, codec->pcm->name,
1348                  miro->wss_base + 4, miro->irq, miro->dma1, miro->dma2);
1349 
1350         if (mpu_port <= 0 || mpu_port == SNDRV_AUTO_PORT)
1351                 rmidi = NULL;
1352         else {
1353                 error = snd_mpu401_uart_new(card, 0, MPU401_HW_MPU401,
1354                                 mpu_port, 0, miro->mpu_irq, &rmidi);
1355                 if (error < 0)
1356                         snd_printk(KERN_WARNING "no MPU-401 device at 0x%lx?\n",
1357                                    mpu_port);
1358         }
1359 
1360         if (fm_port > 0 && fm_port != SNDRV_AUTO_PORT) {
1361                 struct snd_opl3 *opl3 = NULL;
1362                 struct snd_opl4 *opl4;
1363 
1364                 if (snd_opl4_create(card, fm_port, fm_port - 8,
1365                                     2, &opl3, &opl4) < 0)
1366                         snd_printk(KERN_WARNING "no OPL4 device at 0x%lx\n",
1367                                    fm_port);
1368         }
1369 
1370         error = snd_set_aci_init_values(miro);
1371         if (error < 0)
1372                 return error;
1373 
1374         return snd_card_register(card);
1375 }
1376 
1377 static int snd_miro_isa_match(struct device *devptr, unsigned int n)
1378 {
1379 #ifdef CONFIG_PNP
1380         if (snd_miro_pnp_is_probed)
1381                 return 0;
1382         if (isapnp)
1383                 return 0;
1384 #endif
1385         return 1;
1386 }
1387 
1388 static int snd_miro_isa_probe(struct device *devptr, unsigned int n)
1389 {
1390         static long possible_ports[] = {0x530, 0xe80, 0xf40, 0x604, -1};
1391         static long possible_mpu_ports[] = {0x330, 0x300, 0x310, 0x320, -1};
1392         static int possible_irqs[] = {11, 9, 10, 7, -1};
1393         static int possible_mpu_irqs[] = {10, 5, 9, 7, -1};
1394         static int possible_dma1s[] = {3, 1, 0, -1};
1395         static int possible_dma2s[][2] = { {1, -1}, {0, -1}, {-1, -1},
1396                                            {0, -1} };
1397 
1398         int error;
1399         struct snd_miro *miro;
1400         struct snd_card *card;
1401 
1402         error = snd_card_new(devptr, index, id, THIS_MODULE,
1403                              sizeof(struct snd_miro), &card);
1404         if (error < 0)
1405                 return error;
1406 
1407         card->private_free = snd_card_miro_free;
1408         miro = card->private_data;
1409 
1410         error = snd_card_miro_detect(card, miro);
1411         if (error < 0) {
1412                 snd_card_free(card);
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_card_free(card);
1421                         snd_printk(KERN_ERR "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                         snd_card_free(card);
1430                         snd_printk(KERN_ERR
1431                                    "unable to find a free MPU401 port\n");
1432                         return -EBUSY;
1433                 }
1434         }
1435 
1436         if (irq == SNDRV_AUTO_IRQ) {
1437                 irq = snd_legacy_find_free_irq(possible_irqs);
1438                 if (irq < 0) {
1439                         snd_card_free(card);
1440                         snd_printk(KERN_ERR "unable to find a free IRQ\n");
1441                         return -EBUSY;
1442                 }
1443         }
1444         if (mpu_irq == SNDRV_AUTO_IRQ) {
1445                 mpu_irq = snd_legacy_find_free_irq(possible_mpu_irqs);
1446                 if (mpu_irq < 0) {
1447                         snd_card_free(card);
1448                         snd_printk(KERN_ERR
1449                                    "unable to find a free MPU401 IRQ\n");
1450                         return -EBUSY;
1451                 }
1452         }
1453         if (dma1 == SNDRV_AUTO_DMA) {
1454                 dma1 = snd_legacy_find_free_dma(possible_dma1s);
1455                 if (dma1 < 0) {
1456                         snd_card_free(card);
1457                         snd_printk(KERN_ERR "unable to find a free DMA1\n");
1458                         return -EBUSY;
1459                 }
1460         }
1461         if (dma2 == SNDRV_AUTO_DMA) {
1462                 dma2 = snd_legacy_find_free_dma(possible_dma2s[dma1 % 4]);
1463                 if (dma2 < 0) {
1464                         snd_card_free(card);
1465                         snd_printk(KERN_ERR "unable to find a free DMA2\n");
1466                         return -EBUSY;
1467                 }
1468         }
1469 
1470         error = snd_miro_probe(card);
1471         if (error < 0) {
1472                 snd_card_free(card);
1473                 return error;
1474         }
1475 
1476         dev_set_drvdata(devptr, card);
1477         return 0;
1478 }
1479 
1480 static int snd_miro_isa_remove(struct device *devptr,
1481                                unsigned int dev)
1482 {
1483         snd_card_free(dev_get_drvdata(devptr));
1484         return 0;
1485 }
1486 
1487 #define DEV_NAME "miro"
1488 
1489 static struct isa_driver snd_miro_driver = {
1490         .match          = snd_miro_isa_match,
1491         .probe          = snd_miro_isa_probe,
1492         .remove         = snd_miro_isa_remove,
1493         /* FIXME: suspend/resume */
1494         .driver         = {
1495                 .name   = DEV_NAME
1496         },
1497 };
1498 
1499 #ifdef CONFIG_PNP
1500 
1501 static int snd_card_miro_pnp(struct snd_miro *chip,
1502                              struct pnp_card_link *card,
1503                              const struct pnp_card_device_id *pid)
1504 {
1505         struct pnp_dev *pdev;
1506         int err;
1507         struct pnp_dev *devmpu;
1508         struct pnp_dev *devmc;
1509 
1510         pdev = pnp_request_card_device(card, pid->devs[0].id, NULL);
1511         if (pdev == NULL)
1512                 return -EBUSY;
1513 
1514         devmpu = pnp_request_card_device(card, pid->devs[1].id, NULL);
1515         if (devmpu == NULL)
1516                 return -EBUSY;
1517 
1518         devmc = pnp_request_card_device(card, pid->devs[2].id, NULL);
1519         if (devmc == NULL)
1520                 return -EBUSY;
1521 
1522         err = pnp_activate_dev(pdev);
1523         if (err < 0) {
1524                 snd_printk(KERN_ERR "AUDIO pnp configure failure: %d\n", err);
1525                 return err;
1526         }
1527 
1528         err = pnp_activate_dev(devmc);
1529         if (err < 0) {
1530                 snd_printk(KERN_ERR "MC pnp configure failure: %d\n",
1531                                     err);
1532                 return err;
1533         }
1534 
1535         port = pnp_port_start(pdev, 1);
1536         fm_port = pnp_port_start(pdev, 2) + 8;
1537 
1538         /*
1539          * The MC(0) is never accessed and the miroSOUND PCM20 card does not
1540          * include it in the PnP resource range. OPTI93x include it.
1541          */
1542         chip->mc_base = pnp_port_start(devmc, 0) - 1;
1543         chip->mc_base_size = pnp_port_len(devmc, 0) + 1;
1544 
1545         irq = pnp_irq(pdev, 0);
1546         dma1 = pnp_dma(pdev, 0);
1547         dma2 = pnp_dma(pdev, 1);
1548 
1549         if (mpu_port > 0) {
1550                 err = pnp_activate_dev(devmpu);
1551                 if (err < 0) {
1552                         snd_printk(KERN_ERR "MPU401 pnp configure failure\n");
1553                         mpu_port = -1;
1554                         return err;
1555                 }
1556                 mpu_port = pnp_port_start(devmpu, 0);
1557                 mpu_irq = pnp_irq(devmpu, 0);
1558         }
1559         return 0;
1560 }
1561 
1562 static int snd_miro_pnp_probe(struct pnp_card_link *pcard,
1563                               const struct pnp_card_device_id *pid)
1564 {
1565         struct snd_card *card;
1566         int err;
1567         struct snd_miro *miro;
1568 
1569         if (snd_miro_pnp_is_probed)
1570                 return -EBUSY;
1571         if (!isapnp)
1572                 return -ENODEV;
1573         err = snd_card_new(&pcard->card->dev, index, id, THIS_MODULE,
1574                            sizeof(struct snd_miro), &card);
1575         if (err < 0)
1576                 return err;
1577 
1578         card->private_free = snd_card_miro_free;
1579         miro = card->private_data;
1580 
1581         err = snd_card_miro_pnp(miro, pcard, pid);
1582         if (err) {
1583                 snd_card_free(card);
1584                 return err;
1585         }
1586 
1587         /* only miroSOUND PCM20 and PCM12 == OPTi924 */
1588         err = snd_miro_init(miro, OPTi9XX_HW_82C924);
1589         if (err) {
1590                 snd_card_free(card);
1591                 return err;
1592         }
1593 
1594         err = snd_miro_opti_check(miro);
1595         if (err) {
1596                 snd_printk(KERN_ERR "OPTI chip not found\n");
1597                 snd_card_free(card);
1598                 return err;
1599         }
1600 
1601         err = snd_miro_probe(card);
1602         if (err < 0) {
1603                 snd_card_free(card);
1604                 return err;
1605         }
1606         pnp_set_card_drvdata(pcard, card);
1607         snd_miro_pnp_is_probed = 1;
1608         return 0;
1609 }
1610 
1611 static void snd_miro_pnp_remove(struct pnp_card_link *pcard)
1612 {
1613         snd_card_free(pnp_get_card_drvdata(pcard));
1614         pnp_set_card_drvdata(pcard, NULL);
1615         snd_miro_pnp_is_probed = 0;
1616 }
1617 
1618 static struct pnp_card_driver miro_pnpc_driver = {
1619         .flags          = PNP_DRIVER_RES_DISABLE,
1620         .name           = "miro",
1621         .id_table       = snd_miro_pnpids,
1622         .probe          = snd_miro_pnp_probe,
1623         .remove         = snd_miro_pnp_remove,
1624 };
1625 #endif
1626 
1627 static int __init alsa_card_miro_init(void)
1628 {
1629 #ifdef CONFIG_PNP
1630         pnp_register_card_driver(&miro_pnpc_driver);
1631         if (snd_miro_pnp_is_probed)
1632                 return 0;
1633         pnp_unregister_card_driver(&miro_pnpc_driver);
1634 #endif
1635         return isa_register_driver(&snd_miro_driver, 1);
1636 }
1637 
1638 static void __exit alsa_card_miro_exit(void)
1639 {
1640         if (!snd_miro_pnp_is_probed) {
1641                 isa_unregister_driver(&snd_miro_driver);
1642                 return;
1643         }
1644 #ifdef CONFIG_PNP
1645         pnp_unregister_card_driver(&miro_pnpc_driver);
1646 #endif
1647 }
1648 
1649 module_init(alsa_card_miro_init)
1650 module_exit(alsa_card_miro_exit)
1651 

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