ACPI: thinkpad-acpi: bump up version to 0.22
[linux-2.6/linux-acpi-2.6/ibm-acpi-2.6.git] / sound / isa / opti9xx / miro.c
blob440755cc00137c663e39c11e258c76ca5d944bed
1 /*
2 * ALSA soundcard driver for Miro miroSOUND PCM1 pro
3 * miroSOUND PCM12
4 * miroSOUND PCM20 Radio
6 * Copyright (C) 2004-2005 Martin Langer <martin-langer@gmx.de>
8 * Based on OSS ACI and ALSA OPTi9xx drivers
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later version.
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
25 #include <linux/init.h>
26 #include <linux/err.h>
27 #include <linux/isa.h>
28 #include <linux/delay.h>
29 #include <linux/slab.h>
30 #include <linux/ioport.h>
31 #include <linux/moduleparam.h>
32 #include <asm/io.h>
33 #include <asm/dma.h>
34 #include <sound/core.h>
35 #include <sound/wss.h>
36 #include <sound/mpu401.h>
37 #include <sound/opl4.h>
38 #include <sound/control.h>
39 #include <sound/info.h>
40 #define SNDRV_LEGACY_FIND_FREE_IRQ
41 #define SNDRV_LEGACY_FIND_FREE_DMA
42 #include <sound/initval.h>
43 #include "miro.h"
45 MODULE_AUTHOR("Martin Langer <martin-langer@gmx.de>");
46 MODULE_LICENSE("GPL");
47 MODULE_DESCRIPTION("Miro miroSOUND PCM1 pro, PCM12, PCM20 Radio");
48 MODULE_SUPPORTED_DEVICE("{{Miro,miroSOUND PCM1 pro}, "
49 "{Miro,miroSOUND PCM12}, "
50 "{Miro,miroSOUND PCM20 Radio}}");
52 static int index = SNDRV_DEFAULT_IDX1; /* Index 0-MAX */
53 static char *id = SNDRV_DEFAULT_STR1; /* ID for this card */
54 static long port = SNDRV_DEFAULT_PORT1; /* 0x530,0xe80,0xf40,0x604 */
55 static long mpu_port = SNDRV_DEFAULT_PORT1; /* 0x300,0x310,0x320,0x330 */
56 static long fm_port = SNDRV_DEFAULT_PORT1; /* 0x388 */
57 static int irq = SNDRV_DEFAULT_IRQ1; /* 5,7,9,10,11 */
58 static int mpu_irq = SNDRV_DEFAULT_IRQ1; /* 5,7,9,10 */
59 static int dma1 = SNDRV_DEFAULT_DMA1; /* 0,1,3 */
60 static int dma2 = SNDRV_DEFAULT_DMA1; /* 0,1,3 */
61 static int wss;
62 static int ide;
64 module_param(index, int, 0444);
65 MODULE_PARM_DESC(index, "Index value for miro soundcard.");
66 module_param(id, charp, 0444);
67 MODULE_PARM_DESC(id, "ID string for miro soundcard.");
68 module_param(port, long, 0444);
69 MODULE_PARM_DESC(port, "WSS port # for miro driver.");
70 module_param(mpu_port, long, 0444);
71 MODULE_PARM_DESC(mpu_port, "MPU-401 port # for miro driver.");
72 module_param(fm_port, long, 0444);
73 MODULE_PARM_DESC(fm_port, "FM Port # for miro driver.");
74 module_param(irq, int, 0444);
75 MODULE_PARM_DESC(irq, "WSS irq # for miro driver.");
76 module_param(mpu_irq, int, 0444);
77 MODULE_PARM_DESC(mpu_irq, "MPU-401 irq # for miro driver.");
78 module_param(dma1, int, 0444);
79 MODULE_PARM_DESC(dma1, "1st dma # for miro driver.");
80 module_param(dma2, int, 0444);
81 MODULE_PARM_DESC(dma2, "2nd dma # for miro driver.");
82 module_param(wss, int, 0444);
83 MODULE_PARM_DESC(wss, "wss mode");
84 module_param(ide, int, 0444);
85 MODULE_PARM_DESC(ide, "enable ide port");
87 #define OPTi9XX_HW_DETECT 0
88 #define OPTi9XX_HW_82C928 1
89 #define OPTi9XX_HW_82C929 2
90 #define OPTi9XX_HW_82C924 3
91 #define OPTi9XX_HW_82C925 4
92 #define OPTi9XX_HW_82C930 5
93 #define OPTi9XX_HW_82C931 6
94 #define OPTi9XX_HW_82C933 7
95 #define OPTi9XX_HW_LAST OPTi9XX_HW_82C933
97 #define OPTi9XX_MC_REG(n) n
100 struct snd_miro {
101 unsigned short hardware;
102 unsigned char password;
103 char name[7];
105 struct resource *res_mc_base;
106 struct resource *res_aci_port;
108 unsigned long mc_base;
109 unsigned long mc_base_size;
110 unsigned long pwd_reg;
112 spinlock_t lock;
113 struct snd_card *card;
114 struct snd_pcm *pcm;
116 long wss_base;
117 int irq;
118 int dma1;
119 int dma2;
121 long fm_port;
123 long mpu_port;
124 int mpu_irq;
126 unsigned long aci_port;
127 int aci_vendor;
128 int aci_product;
129 int aci_version;
130 int aci_amp;
131 int aci_preamp;
132 int aci_solomode;
134 struct mutex aci_mutex;
137 static void snd_miro_proc_init(struct snd_miro * miro);
139 static char * snd_opti9xx_names[] = {
140 "unkown",
141 "82C928", "82C929",
142 "82C924", "82C925",
143 "82C930", "82C931", "82C933"
147 * ACI control
150 static int aci_busy_wait(struct snd_miro * miro)
152 long timeout;
153 unsigned char byte;
155 for (timeout = 1; timeout <= ACI_MINTIME+30; timeout++) {
156 if (((byte=inb(miro->aci_port + ACI_REG_BUSY)) & 1) == 0) {
157 if (timeout >= ACI_MINTIME)
158 snd_printd("aci ready in round %ld.\n",
159 timeout-ACI_MINTIME);
160 return byte;
162 if (timeout >= ACI_MINTIME) {
163 long out=10*HZ;
164 switch (timeout-ACI_MINTIME) {
165 case 0 ... 9:
166 out /= 10;
167 case 10 ... 19:
168 out /= 10;
169 case 20 ... 30:
170 out /= 10;
171 default:
172 set_current_state(TASK_UNINTERRUPTIBLE);
173 schedule_timeout(out);
174 break;
178 snd_printk(KERN_ERR "aci_busy_wait() time out\n");
179 return -EBUSY;
182 static inline int aci_write(struct snd_miro * miro, unsigned char byte)
184 if (aci_busy_wait(miro) >= 0) {
185 outb(byte, miro->aci_port + ACI_REG_COMMAND);
186 return 0;
187 } else {
188 snd_printk(KERN_ERR "aci busy, aci_write(0x%x) stopped.\n", byte);
189 return -EBUSY;
193 static inline int aci_read(struct snd_miro * miro)
195 unsigned char byte;
197 if (aci_busy_wait(miro) >= 0) {
198 byte=inb(miro->aci_port + ACI_REG_STATUS);
199 return byte;
200 } else {
201 snd_printk(KERN_ERR "aci busy, aci_read() stopped.\n");
202 return -EBUSY;
206 static int aci_cmd(struct snd_miro * miro, int write1, int write2, int write3)
208 int write[] = {write1, write2, write3};
209 int value, i;
211 if (mutex_lock_interruptible(&miro->aci_mutex))
212 return -EINTR;
214 for (i=0; i<3; i++) {
215 if (write[i]< 0 || write[i] > 255)
216 break;
217 else {
218 value = aci_write(miro, write[i]);
219 if (value < 0)
220 goto out;
224 value = aci_read(miro);
226 out: mutex_unlock(&miro->aci_mutex);
227 return value;
230 static int aci_getvalue(struct snd_miro * miro, unsigned char index)
232 return aci_cmd(miro, ACI_STATUS, index, -1);
235 static int aci_setvalue(struct snd_miro * miro, unsigned char index, int value)
237 return aci_cmd(miro, index, value, -1);
241 * MIXER part
244 #define snd_miro_info_capture snd_ctl_boolean_mono_info
246 static int snd_miro_get_capture(struct snd_kcontrol *kcontrol,
247 struct snd_ctl_elem_value *ucontrol)
249 struct snd_miro *miro = snd_kcontrol_chip(kcontrol);
250 int value;
252 if ((value = aci_getvalue(miro, ACI_S_GENERAL)) < 0) {
253 snd_printk(KERN_ERR "snd_miro_get_capture() failed: %d\n", value);
254 return value;
257 ucontrol->value.integer.value[0] = value & 0x20;
259 return 0;
262 static int snd_miro_put_capture(struct snd_kcontrol *kcontrol,
263 struct snd_ctl_elem_value *ucontrol)
265 struct snd_miro *miro = snd_kcontrol_chip(kcontrol);
266 int change, value, error;
268 value = !(ucontrol->value.integer.value[0]);
270 if ((error = aci_setvalue(miro, ACI_SET_SOLOMODE, value)) < 0) {
271 snd_printk(KERN_ERR "snd_miro_put_capture() failed: %d\n", error);
272 return error;
275 change = (value != miro->aci_solomode);
276 miro->aci_solomode = value;
278 return change;
281 static int snd_miro_info_preamp(struct snd_kcontrol *kcontrol,
282 struct snd_ctl_elem_info *uinfo)
284 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
285 uinfo->count = 1;
286 uinfo->value.integer.min = 0;
287 uinfo->value.integer.max = 3;
289 return 0;
292 static int snd_miro_get_preamp(struct snd_kcontrol *kcontrol,
293 struct snd_ctl_elem_value *ucontrol)
295 struct snd_miro *miro = snd_kcontrol_chip(kcontrol);
296 int value;
298 if (miro->aci_version <= 176) {
301 OSS says it's not readable with versions < 176.
302 But it doesn't work on my card,
303 which is a PCM12 with aci_version = 176.
306 ucontrol->value.integer.value[0] = miro->aci_preamp;
307 return 0;
310 if ((value = aci_getvalue(miro, ACI_GET_PREAMP)) < 0) {
311 snd_printk(KERN_ERR "snd_miro_get_preamp() failed: %d\n", value);
312 return value;
315 ucontrol->value.integer.value[0] = value;
317 return 0;
320 static int snd_miro_put_preamp(struct snd_kcontrol *kcontrol,
321 struct snd_ctl_elem_value *ucontrol)
323 struct snd_miro *miro = snd_kcontrol_chip(kcontrol);
324 int error, value, change;
326 value = ucontrol->value.integer.value[0];
328 if ((error = aci_setvalue(miro, ACI_SET_PREAMP, value)) < 0) {
329 snd_printk(KERN_ERR "snd_miro_put_preamp() failed: %d\n", error);
330 return error;
333 change = (value != miro->aci_preamp);
334 miro->aci_preamp = value;
336 return change;
339 #define snd_miro_info_amp snd_ctl_boolean_mono_info
341 static int snd_miro_get_amp(struct snd_kcontrol *kcontrol,
342 struct snd_ctl_elem_value *ucontrol)
344 struct snd_miro *miro = snd_kcontrol_chip(kcontrol);
345 ucontrol->value.integer.value[0] = miro->aci_amp;
347 return 0;
350 static int snd_miro_put_amp(struct snd_kcontrol *kcontrol,
351 struct snd_ctl_elem_value *ucontrol)
353 struct snd_miro *miro = snd_kcontrol_chip(kcontrol);
354 int error, value, change;
356 value = ucontrol->value.integer.value[0];
358 if ((error = aci_setvalue(miro, ACI_SET_POWERAMP, value)) < 0) {
359 snd_printk(KERN_ERR "snd_miro_put_amp() to %d failed: %d\n", value, error);
360 return error;
363 change = (value != miro->aci_amp);
364 miro->aci_amp = value;
366 return change;
369 #define MIRO_DOUBLE(ctl_name, ctl_index, get_right_reg, set_right_reg) \
370 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
371 .name = ctl_name, \
372 .index = ctl_index, \
373 .info = snd_miro_info_double, \
374 .get = snd_miro_get_double, \
375 .put = snd_miro_put_double, \
376 .private_value = get_right_reg | (set_right_reg << 8) \
379 static int snd_miro_info_double(struct snd_kcontrol *kcontrol,
380 struct snd_ctl_elem_info *uinfo)
382 int reg = kcontrol->private_value & 0xff;
384 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
385 uinfo->count = 2;
387 if ((reg >= ACI_GET_EQ1) && (reg <= ACI_GET_EQ7)) {
389 /* equalizer elements */
391 uinfo->value.integer.min = - 0x7f;
392 uinfo->value.integer.max = 0x7f;
393 } else {
395 /* non-equalizer elements */
397 uinfo->value.integer.min = 0;
398 uinfo->value.integer.max = 0x20;
401 return 0;
404 static int snd_miro_get_double(struct snd_kcontrol *kcontrol,
405 struct snd_ctl_elem_value *uinfo)
407 struct snd_miro *miro = snd_kcontrol_chip(kcontrol);
408 int left_val, right_val;
410 int right_reg = kcontrol->private_value & 0xff;
411 int left_reg = right_reg + 1;
413 if ((right_val = aci_getvalue(miro, right_reg)) < 0) {
414 snd_printk(KERN_ERR "aci_getvalue(%d) failed: %d\n", right_reg, right_val);
415 return right_val;
418 if ((left_val = aci_getvalue(miro, left_reg)) < 0) {
419 snd_printk(KERN_ERR "aci_getvalue(%d) failed: %d\n", left_reg, left_val);
420 return left_val;
423 if ((right_reg >= ACI_GET_EQ1) && (right_reg <= ACI_GET_EQ7)) {
425 /* equalizer elements */
427 if (left_val < 0x80) {
428 uinfo->value.integer.value[0] = left_val;
429 } else {
430 uinfo->value.integer.value[0] = 0x80 - left_val;
433 if (right_val < 0x80) {
434 uinfo->value.integer.value[1] = right_val;
435 } else {
436 uinfo->value.integer.value[1] = 0x80 - right_val;
439 } else {
441 /* non-equalizer elements */
443 uinfo->value.integer.value[0] = 0x20 - left_val;
444 uinfo->value.integer.value[1] = 0x20 - right_val;
447 return 0;
450 static int snd_miro_put_double(struct snd_kcontrol *kcontrol,
451 struct snd_ctl_elem_value *ucontrol)
453 struct snd_miro *miro = snd_kcontrol_chip(kcontrol);
454 int left, right, left_old, right_old;
455 int setreg_left, setreg_right, getreg_left, getreg_right;
456 int change, error;
458 left = ucontrol->value.integer.value[0];
459 right = ucontrol->value.integer.value[1];
461 setreg_right = (kcontrol->private_value >> 8) & 0xff;
462 if (setreg_right == ACI_SET_MASTER) {
463 setreg_left = setreg_right + 1;
464 } else {
465 setreg_left = setreg_right + 8;
468 getreg_right = kcontrol->private_value & 0xff;
469 getreg_left = getreg_right + 1;
471 if ((left_old = aci_getvalue(miro, getreg_left)) < 0) {
472 snd_printk(KERN_ERR "aci_getvalue(%d) failed: %d\n", getreg_left, left_old);
473 return left_old;
476 if ((right_old = aci_getvalue(miro, getreg_right)) < 0) {
477 snd_printk(KERN_ERR "aci_getvalue(%d) failed: %d\n", getreg_right, right_old);
478 return right_old;
481 if ((getreg_right >= ACI_GET_EQ1) && (getreg_right <= ACI_GET_EQ7)) {
483 /* equalizer elements */
485 if (left < -0x7f || left > 0x7f ||
486 right < -0x7f || right > 0x7f)
487 return -EINVAL;
489 if (left_old > 0x80)
490 left_old = 0x80 - left_old;
491 if (right_old > 0x80)
492 right_old = 0x80 - right_old;
494 if (left >= 0) {
495 if ((error = aci_setvalue(miro, setreg_left, left)) < 0) {
496 snd_printk(KERN_ERR "aci_setvalue(%d) failed: %d\n",
497 left, error);
498 return error;
500 } else {
501 if ((error = aci_setvalue(miro, setreg_left, 0x80 - left)) < 0) {
502 snd_printk(KERN_ERR "aci_setvalue(%d) failed: %d\n",
503 0x80 - left, error);
504 return error;
508 if (right >= 0) {
509 if ((error = aci_setvalue(miro, setreg_right, right)) < 0) {
510 snd_printk(KERN_ERR "aci_setvalue(%d) failed: %d\n",
511 right, error);
512 return error;
514 } else {
515 if ((error = aci_setvalue(miro, setreg_right, 0x80 - right)) < 0) {
516 snd_printk(KERN_ERR "aci_setvalue(%d) failed: %d\n",
517 0x80 - right, error);
518 return error;
522 } else {
524 /* non-equalizer elements */
526 if (left < 0 || left > 0x20 ||
527 right < 0 || right > 0x20)
528 return -EINVAL;
530 left_old = 0x20 - left_old;
531 right_old = 0x20 - right_old;
533 if ((error = aci_setvalue(miro, setreg_left, 0x20 - left)) < 0) {
534 snd_printk(KERN_ERR "aci_setvalue(%d) failed: %d\n",
535 0x20 - left, error);
536 return error;
538 if ((error = aci_setvalue(miro, setreg_right, 0x20 - right)) < 0) {
539 snd_printk(KERN_ERR "aci_setvalue(%d) failed: %d\n",
540 0x20 - right, error);
541 return error;
545 change = (left != left_old) || (right != right_old);
547 return change;
550 static struct snd_kcontrol_new snd_miro_controls[] __devinitdata = {
551 MIRO_DOUBLE("Master Playback Volume", 0, ACI_GET_MASTER, ACI_SET_MASTER),
552 MIRO_DOUBLE("Mic Playback Volume", 1, ACI_GET_MIC, ACI_SET_MIC),
553 MIRO_DOUBLE("Line Playback Volume", 1, ACI_GET_LINE, ACI_SET_LINE),
554 MIRO_DOUBLE("CD Playback Volume", 0, ACI_GET_CD, ACI_SET_CD),
555 MIRO_DOUBLE("Synth Playback Volume", 0, ACI_GET_SYNTH, ACI_SET_SYNTH),
556 MIRO_DOUBLE("PCM Playback Volume", 1, ACI_GET_PCM, ACI_SET_PCM),
557 MIRO_DOUBLE("Aux Playback Volume", 2, ACI_GET_LINE2, ACI_SET_LINE2),
560 /* Equalizer with seven bands (only PCM20)
561 from -12dB up to +12dB on each band */
562 static struct snd_kcontrol_new snd_miro_eq_controls[] __devinitdata = {
563 MIRO_DOUBLE("Tone Control - 28 Hz", 0, ACI_GET_EQ1, ACI_SET_EQ1),
564 MIRO_DOUBLE("Tone Control - 160 Hz", 0, ACI_GET_EQ2, ACI_SET_EQ2),
565 MIRO_DOUBLE("Tone Control - 400 Hz", 0, ACI_GET_EQ3, ACI_SET_EQ3),
566 MIRO_DOUBLE("Tone Control - 1 kHz", 0, ACI_GET_EQ4, ACI_SET_EQ4),
567 MIRO_DOUBLE("Tone Control - 2.5 kHz", 0, ACI_GET_EQ5, ACI_SET_EQ5),
568 MIRO_DOUBLE("Tone Control - 6.3 kHz", 0, ACI_GET_EQ6, ACI_SET_EQ6),
569 MIRO_DOUBLE("Tone Control - 16 kHz", 0, ACI_GET_EQ7, ACI_SET_EQ7),
572 static struct snd_kcontrol_new snd_miro_radio_control[] __devinitdata = {
573 MIRO_DOUBLE("Radio Playback Volume", 0, ACI_GET_LINE1, ACI_SET_LINE1),
576 static struct snd_kcontrol_new snd_miro_line_control[] __devinitdata = {
577 MIRO_DOUBLE("Line Playback Volume", 2, ACI_GET_LINE1, ACI_SET_LINE1),
580 static struct snd_kcontrol_new snd_miro_preamp_control[] __devinitdata = {
582 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
583 .name = "Mic Boost",
584 .index = 1,
585 .info = snd_miro_info_preamp,
586 .get = snd_miro_get_preamp,
587 .put = snd_miro_put_preamp,
590 static struct snd_kcontrol_new snd_miro_amp_control[] __devinitdata = {
592 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
593 .name = "Line Boost",
594 .index = 0,
595 .info = snd_miro_info_amp,
596 .get = snd_miro_get_amp,
597 .put = snd_miro_put_amp,
600 static struct snd_kcontrol_new snd_miro_capture_control[] __devinitdata = {
602 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
603 .name = "PCM Capture Switch",
604 .index = 0,
605 .info = snd_miro_info_capture,
606 .get = snd_miro_get_capture,
607 .put = snd_miro_put_capture,
610 static unsigned char aci_init_values[][2] __devinitdata = {
611 { ACI_SET_MUTE, 0x00 },
612 { ACI_SET_POWERAMP, 0x00 },
613 { ACI_SET_PREAMP, 0x00 },
614 { ACI_SET_SOLOMODE, 0x00 },
615 { ACI_SET_MIC + 0, 0x20 },
616 { ACI_SET_MIC + 8, 0x20 },
617 { ACI_SET_LINE + 0, 0x20 },
618 { ACI_SET_LINE + 8, 0x20 },
619 { ACI_SET_CD + 0, 0x20 },
620 { ACI_SET_CD + 8, 0x20 },
621 { ACI_SET_PCM + 0, 0x20 },
622 { ACI_SET_PCM + 8, 0x20 },
623 { ACI_SET_LINE1 + 0, 0x20 },
624 { ACI_SET_LINE1 + 8, 0x20 },
625 { ACI_SET_LINE2 + 0, 0x20 },
626 { ACI_SET_LINE2 + 8, 0x20 },
627 { ACI_SET_SYNTH + 0, 0x20 },
628 { ACI_SET_SYNTH + 8, 0x20 },
629 { ACI_SET_MASTER + 0, 0x20 },
630 { ACI_SET_MASTER + 1, 0x20 },
633 static int __devinit snd_set_aci_init_values(struct snd_miro *miro)
635 int idx, error;
637 /* enable WSS on PCM1 */
639 if ((miro->aci_product == 'A') && wss) {
640 if ((error = aci_setvalue(miro, ACI_SET_WSS, wss)) < 0) {
641 snd_printk(KERN_ERR "enabling WSS mode failed\n");
642 return error;
646 /* enable IDE port */
648 if (ide) {
649 if ((error = aci_setvalue(miro, ACI_SET_IDE, ide)) < 0) {
650 snd_printk(KERN_ERR "enabling IDE port failed\n");
651 return error;
655 /* set common aci values */
657 for (idx = 0; idx < ARRAY_SIZE(aci_init_values); idx++)
658 if ((error = aci_setvalue(miro, aci_init_values[idx][0],
659 aci_init_values[idx][1])) < 0) {
660 snd_printk(KERN_ERR "aci_setvalue(%d) failed: %d\n",
661 aci_init_values[idx][0], error);
662 return error;
665 miro->aci_amp = 0;
666 miro->aci_preamp = 0;
667 miro->aci_solomode = 1;
669 return 0;
672 static int __devinit snd_miro_mixer(struct snd_miro *miro)
674 struct snd_card *card;
675 unsigned int idx;
676 int err;
678 if (snd_BUG_ON(!miro || !miro->card))
679 return -EINVAL;
681 card = miro->card;
683 switch (miro->hardware) {
684 case OPTi9XX_HW_82C924:
685 strcpy(card->mixername, "ACI & OPTi924");
686 break;
687 case OPTi9XX_HW_82C929:
688 strcpy(card->mixername, "ACI & OPTi929");
689 break;
690 default:
691 snd_BUG();
692 break;
695 for (idx = 0; idx < ARRAY_SIZE(snd_miro_controls); idx++) {
696 if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_miro_controls[idx], miro))) < 0)
697 return err;
700 if ((miro->aci_product == 'A') || (miro->aci_product == 'B')) {
701 /* PCM1/PCM12 with power-amp and Line 2 */
702 if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_miro_line_control[0], miro))) < 0)
703 return err;
704 if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_miro_amp_control[0], miro))) < 0)
705 return err;
708 if ((miro->aci_product == 'B') || (miro->aci_product == 'C')) {
709 /* PCM12/PCM20 with mic-preamp */
710 if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_miro_preamp_control[0], miro))) < 0)
711 return err;
712 if (miro->aci_version >= 176)
713 if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_miro_capture_control[0], miro))) < 0)
714 return err;
717 if (miro->aci_product == 'C') {
718 /* PCM20 with radio and 7 band equalizer */
719 if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_miro_radio_control[0], miro))) < 0)
720 return err;
721 for (idx = 0; idx < ARRAY_SIZE(snd_miro_eq_controls); idx++) {
722 if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_miro_eq_controls[idx], miro))) < 0)
723 return err;
727 return 0;
730 static long snd_legacy_find_free_ioport(long *port_table, long size)
732 while (*port_table != -1) {
733 struct resource *res;
734 if ((res = request_region(*port_table, size,
735 "ALSA test")) != NULL) {
736 release_and_free_resource(res);
737 return *port_table;
739 port_table++;
741 return -1;
744 static int __devinit snd_miro_init(struct snd_miro *chip,
745 unsigned short hardware)
747 static int opti9xx_mc_size[] = {7, 7, 10, 10, 2, 2, 2};
749 chip->hardware = hardware;
750 strcpy(chip->name, snd_opti9xx_names[hardware]);
752 chip->mc_base_size = opti9xx_mc_size[hardware];
754 spin_lock_init(&chip->lock);
756 chip->wss_base = -1;
757 chip->irq = -1;
758 chip->dma1 = -1;
759 chip->dma2 = -1;
760 chip->fm_port = -1;
761 chip->mpu_port = -1;
762 chip->mpu_irq = -1;
764 switch (hardware) {
765 case OPTi9XX_HW_82C929:
766 chip->mc_base = 0xf8c;
767 chip->password = 0xe3;
768 chip->pwd_reg = 3;
769 break;
771 case OPTi9XX_HW_82C924:
772 chip->mc_base = 0xf8c;
773 chip->password = 0xe5;
774 chip->pwd_reg = 3;
775 break;
777 default:
778 snd_printk(KERN_ERR "sorry, no support for %d\n", hardware);
779 return -ENODEV;
782 return 0;
785 static unsigned char snd_miro_read(struct snd_miro *chip,
786 unsigned char reg)
788 unsigned long flags;
789 unsigned char retval = 0xff;
791 spin_lock_irqsave(&chip->lock, flags);
792 outb(chip->password, chip->mc_base + chip->pwd_reg);
794 switch (chip->hardware) {
795 case OPTi9XX_HW_82C924:
796 if (reg > 7) {
797 outb(reg, chip->mc_base + 8);
798 outb(chip->password, chip->mc_base + chip->pwd_reg);
799 retval = inb(chip->mc_base + 9);
800 break;
803 case OPTi9XX_HW_82C929:
804 retval = inb(chip->mc_base + reg);
805 break;
807 default:
808 snd_printk(KERN_ERR "sorry, no support for %d\n", chip->hardware);
811 spin_unlock_irqrestore(&chip->lock, flags);
812 return retval;
815 static void snd_miro_write(struct snd_miro *chip, unsigned char reg,
816 unsigned char value)
818 unsigned long flags;
820 spin_lock_irqsave(&chip->lock, flags);
821 outb(chip->password, chip->mc_base + chip->pwd_reg);
823 switch (chip->hardware) {
824 case OPTi9XX_HW_82C924:
825 if (reg > 7) {
826 outb(reg, chip->mc_base + 8);
827 outb(chip->password, chip->mc_base + chip->pwd_reg);
828 outb(value, chip->mc_base + 9);
829 break;
832 case OPTi9XX_HW_82C929:
833 outb(value, chip->mc_base + reg);
834 break;
836 default:
837 snd_printk(KERN_ERR "sorry, no support for %d\n", chip->hardware);
840 spin_unlock_irqrestore(&chip->lock, flags);
844 #define snd_miro_write_mask(chip, reg, value, mask) \
845 snd_miro_write(chip, reg, \
846 (snd_miro_read(chip, reg) & ~(mask)) | ((value) & (mask)))
849 * Proc Interface
852 static void snd_miro_proc_read(struct snd_info_entry * entry,
853 struct snd_info_buffer *buffer)
855 struct snd_miro *miro = (struct snd_miro *) entry->private_data;
856 char* model = "unknown";
858 /* miroSOUND PCM1 pro, early PCM12 */
860 if ((miro->hardware == OPTi9XX_HW_82C929) &&
861 (miro->aci_vendor == 'm') &&
862 (miro->aci_product == 'A')) {
863 switch(miro->aci_version) {
864 case 3:
865 model = "miroSOUND PCM1 pro";
866 break;
867 default:
868 model = "miroSOUND PCM1 pro / (early) PCM12";
869 break;
873 /* miroSOUND PCM12, PCM12 (Rev. E), PCM12 pnp */
875 if ((miro->hardware == OPTi9XX_HW_82C924) &&
876 (miro->aci_vendor == 'm') &&
877 (miro->aci_product == 'B')) {
878 switch(miro->aci_version) {
879 case 4:
880 model = "miroSOUND PCM12";
881 break;
882 case 176:
883 model = "miroSOUND PCM12 (Rev. E)";
884 break;
885 default:
886 model = "miroSOUND PCM12 / PCM12 pnp";
887 break;
891 /* miroSOUND PCM20 radio */
893 if ((miro->hardware == OPTi9XX_HW_82C924) &&
894 (miro->aci_vendor == 'm') &&
895 (miro->aci_product == 'C')) {
896 switch(miro->aci_version) {
897 case 7:
898 model = "miroSOUND PCM20 radio (Rev. E)";
899 break;
900 default:
901 model = "miroSOUND PCM20 radio";
902 break;
906 snd_iprintf(buffer, "\nGeneral information:\n");
907 snd_iprintf(buffer, " model : %s\n", model);
908 snd_iprintf(buffer, " opti : %s\n", miro->name);
909 snd_iprintf(buffer, " codec : %s\n", miro->pcm->name);
910 snd_iprintf(buffer, " port : 0x%lx\n", miro->wss_base);
911 snd_iprintf(buffer, " irq : %d\n", miro->irq);
912 snd_iprintf(buffer, " dma : %d,%d\n\n", miro->dma1, miro->dma2);
914 snd_iprintf(buffer, "MPU-401:\n");
915 snd_iprintf(buffer, " port : 0x%lx\n", miro->mpu_port);
916 snd_iprintf(buffer, " irq : %d\n\n", miro->mpu_irq);
918 snd_iprintf(buffer, "ACI information:\n");
919 snd_iprintf(buffer, " vendor : ");
920 switch(miro->aci_vendor) {
921 case 'm':
922 snd_iprintf(buffer, "Miro\n");
923 break;
924 default:
925 snd_iprintf(buffer, "unknown (0x%x)\n", miro->aci_vendor);
926 break;
929 snd_iprintf(buffer, " product : ");
930 switch(miro->aci_product) {
931 case 'A':
932 snd_iprintf(buffer, "miroSOUND PCM1 pro / (early) PCM12\n");
933 break;
934 case 'B':
935 snd_iprintf(buffer, "miroSOUND PCM12\n");
936 break;
937 case 'C':
938 snd_iprintf(buffer, "miroSOUND PCM20 radio\n");
939 break;
940 default:
941 snd_iprintf(buffer, "unknown (0x%x)\n", miro->aci_product);
942 break;
945 snd_iprintf(buffer, " firmware: %d (0x%x)\n",
946 miro->aci_version, miro->aci_version);
947 snd_iprintf(buffer, " port : 0x%lx-0x%lx\n",
948 miro->aci_port, miro->aci_port+2);
949 snd_iprintf(buffer, " wss : 0x%x\n", wss);
950 snd_iprintf(buffer, " ide : 0x%x\n", ide);
951 snd_iprintf(buffer, " solomode: 0x%x\n", miro->aci_solomode);
952 snd_iprintf(buffer, " amp : 0x%x\n", miro->aci_amp);
953 snd_iprintf(buffer, " preamp : 0x%x\n", miro->aci_preamp);
956 static void __devinit snd_miro_proc_init(struct snd_miro * miro)
958 struct snd_info_entry *entry;
960 if (! snd_card_proc_new(miro->card, "miro", &entry))
961 snd_info_set_text_ops(entry, miro, snd_miro_proc_read);
965 * Init
968 static int __devinit snd_miro_configure(struct snd_miro *chip)
970 unsigned char wss_base_bits;
971 unsigned char irq_bits;
972 unsigned char dma_bits;
973 unsigned char mpu_port_bits = 0;
974 unsigned char mpu_irq_bits;
975 unsigned long flags;
977 switch (chip->hardware) {
978 case OPTi9XX_HW_82C924:
979 snd_miro_write_mask(chip, OPTi9XX_MC_REG(6), 0x02, 0x02);
980 snd_miro_write_mask(chip, OPTi9XX_MC_REG(1), 0x80, 0x80);
981 snd_miro_write_mask(chip, OPTi9XX_MC_REG(2), 0x20, 0x20); /* OPL4 */
982 snd_miro_write_mask(chip, OPTi9XX_MC_REG(3), 0xf0, 0xff);
983 snd_miro_write_mask(chip, OPTi9XX_MC_REG(5), 0x02, 0x02);
984 break;
985 case OPTi9XX_HW_82C929:
986 /* untested init commands for OPTi929 */
987 snd_miro_write_mask(chip, OPTi9XX_MC_REG(1), 0x80, 0x80);
988 snd_miro_write_mask(chip, OPTi9XX_MC_REG(2), 0x20, 0x20); /* OPL4 */
989 snd_miro_write_mask(chip, OPTi9XX_MC_REG(4), 0x00, 0x0c);
990 snd_miro_write_mask(chip, OPTi9XX_MC_REG(5), 0x02, 0x02);
991 break;
992 default:
993 snd_printk(KERN_ERR "chip %d not supported\n", chip->hardware);
994 return -EINVAL;
997 switch (chip->wss_base) {
998 case 0x530:
999 wss_base_bits = 0x00;
1000 break;
1001 case 0x604:
1002 wss_base_bits = 0x03;
1003 break;
1004 case 0xe80:
1005 wss_base_bits = 0x01;
1006 break;
1007 case 0xf40:
1008 wss_base_bits = 0x02;
1009 break;
1010 default:
1011 snd_printk(KERN_ERR "WSS port 0x%lx not valid\n", chip->wss_base);
1012 goto __skip_base;
1014 snd_miro_write_mask(chip, OPTi9XX_MC_REG(1), wss_base_bits << 4, 0x30);
1016 __skip_base:
1017 switch (chip->irq) {
1018 case 5:
1019 irq_bits = 0x05;
1020 break;
1021 case 7:
1022 irq_bits = 0x01;
1023 break;
1024 case 9:
1025 irq_bits = 0x02;
1026 break;
1027 case 10:
1028 irq_bits = 0x03;
1029 break;
1030 case 11:
1031 irq_bits = 0x04;
1032 break;
1033 default:
1034 snd_printk(KERN_ERR "WSS irq # %d not valid\n", chip->irq);
1035 goto __skip_resources;
1038 switch (chip->dma1) {
1039 case 0:
1040 dma_bits = 0x01;
1041 break;
1042 case 1:
1043 dma_bits = 0x02;
1044 break;
1045 case 3:
1046 dma_bits = 0x03;
1047 break;
1048 default:
1049 snd_printk(KERN_ERR "WSS dma1 # %d not valid\n", chip->dma1);
1050 goto __skip_resources;
1053 if (chip->dma1 == chip->dma2) {
1054 snd_printk(KERN_ERR "don't want to share dmas\n");
1055 return -EBUSY;
1058 switch (chip->dma2) {
1059 case 0:
1060 case 1:
1061 break;
1062 default:
1063 snd_printk(KERN_ERR "WSS dma2 # %d not valid\n", chip->dma2);
1064 goto __skip_resources;
1066 dma_bits |= 0x04;
1068 spin_lock_irqsave(&chip->lock, flags);
1069 outb(irq_bits << 3 | dma_bits, chip->wss_base);
1070 spin_unlock_irqrestore(&chip->lock, flags);
1072 __skip_resources:
1073 if (chip->hardware > OPTi9XX_HW_82C928) {
1074 switch (chip->mpu_port) {
1075 case 0:
1076 case -1:
1077 break;
1078 case 0x300:
1079 mpu_port_bits = 0x03;
1080 break;
1081 case 0x310:
1082 mpu_port_bits = 0x02;
1083 break;
1084 case 0x320:
1085 mpu_port_bits = 0x01;
1086 break;
1087 case 0x330:
1088 mpu_port_bits = 0x00;
1089 break;
1090 default:
1091 snd_printk(KERN_ERR "MPU-401 port 0x%lx not valid\n",
1092 chip->mpu_port);
1093 goto __skip_mpu;
1096 switch (chip->mpu_irq) {
1097 case 5:
1098 mpu_irq_bits = 0x02;
1099 break;
1100 case 7:
1101 mpu_irq_bits = 0x03;
1102 break;
1103 case 9:
1104 mpu_irq_bits = 0x00;
1105 break;
1106 case 10:
1107 mpu_irq_bits = 0x01;
1108 break;
1109 default:
1110 snd_printk(KERN_ERR "MPU-401 irq # %d not valid\n",
1111 chip->mpu_irq);
1112 goto __skip_mpu;
1115 snd_miro_write_mask(chip, OPTi9XX_MC_REG(6),
1116 (chip->mpu_port <= 0) ? 0x00 :
1117 0x80 | mpu_port_bits << 5 | mpu_irq_bits << 3,
1118 0xf8);
1120 __skip_mpu:
1122 return 0;
1125 static int __devinit snd_card_miro_detect(struct snd_card *card,
1126 struct snd_miro *chip)
1128 int i, err;
1129 unsigned char value;
1131 for (i = OPTi9XX_HW_82C929; i <= OPTi9XX_HW_82C924; i++) {
1133 if ((err = snd_miro_init(chip, i)) < 0)
1134 return err;
1136 if ((chip->res_mc_base = request_region(chip->mc_base, chip->mc_base_size, "OPTi9xx MC")) == NULL)
1137 continue;
1139 value = snd_miro_read(chip, OPTi9XX_MC_REG(1));
1140 if ((value != 0xff) && (value != inb(chip->mc_base + 1)))
1141 if (value == snd_miro_read(chip, OPTi9XX_MC_REG(1)))
1142 return 1;
1144 release_and_free_resource(chip->res_mc_base);
1145 chip->res_mc_base = NULL;
1149 return -ENODEV;
1152 static int __devinit snd_card_miro_aci_detect(struct snd_card *card,
1153 struct snd_miro * miro)
1155 unsigned char regval;
1156 int i;
1158 mutex_init(&miro->aci_mutex);
1160 /* get ACI port from OPTi9xx MC 4 */
1162 miro->mc_base = 0xf8c;
1163 regval=inb(miro->mc_base + 4);
1164 miro->aci_port = (regval & 0x10) ? 0x344: 0x354;
1166 if ((miro->res_aci_port = request_region(miro->aci_port, 3, "miro aci")) == NULL) {
1167 snd_printk(KERN_ERR "aci i/o area 0x%lx-0x%lx already used.\n",
1168 miro->aci_port, miro->aci_port+2);
1169 return -ENOMEM;
1172 /* force ACI into a known state */
1173 for (i = 0; i < 3; i++)
1174 if (aci_cmd(miro, ACI_ERROR_OP, -1, -1) < 0) {
1175 snd_printk(KERN_ERR "can't force aci into known state.\n");
1176 return -ENXIO;
1179 if ((miro->aci_vendor=aci_cmd(miro, ACI_READ_IDCODE, -1, -1)) < 0 ||
1180 (miro->aci_product=aci_cmd(miro, ACI_READ_IDCODE, -1, -1)) < 0) {
1181 snd_printk(KERN_ERR "can't read aci id on 0x%lx.\n", miro->aci_port);
1182 return -ENXIO;
1185 if ((miro->aci_version=aci_cmd(miro, ACI_READ_VERSION, -1, -1)) < 0) {
1186 snd_printk(KERN_ERR "can't read aci version on 0x%lx.\n",
1187 miro->aci_port);
1188 return -ENXIO;
1191 if (aci_cmd(miro, ACI_INIT, -1, -1) < 0 ||
1192 aci_cmd(miro, ACI_ERROR_OP, ACI_ERROR_OP, ACI_ERROR_OP) < 0 ||
1193 aci_cmd(miro, ACI_ERROR_OP, ACI_ERROR_OP, ACI_ERROR_OP) < 0) {
1194 snd_printk(KERN_ERR "can't initialize aci.\n");
1195 return -ENXIO;
1198 return 0;
1201 static void snd_card_miro_free(struct snd_card *card)
1203 struct snd_miro *miro = card->private_data;
1205 release_and_free_resource(miro->res_aci_port);
1206 release_and_free_resource(miro->res_mc_base);
1209 static int __devinit snd_miro_match(struct device *devptr, unsigned int n)
1211 return 1;
1214 static int __devinit snd_miro_probe(struct device *devptr, unsigned int n)
1216 static long possible_ports[] = {0x530, 0xe80, 0xf40, 0x604, -1};
1217 static long possible_mpu_ports[] = {0x330, 0x300, 0x310, 0x320, -1};
1218 static int possible_irqs[] = {11, 9, 10, 7, -1};
1219 static int possible_mpu_irqs[] = {10, 5, 9, 7, -1};
1220 static int possible_dma1s[] = {3, 1, 0, -1};
1221 static int possible_dma2s[][2] = {{1,-1}, {0,-1}, {-1,-1}, {0,-1}};
1223 int error;
1224 struct snd_miro *miro;
1225 struct snd_wss *codec;
1226 struct snd_timer *timer;
1227 struct snd_card *card;
1228 struct snd_pcm *pcm;
1229 struct snd_rawmidi *rmidi;
1231 if (!(card = snd_card_new(index, id, THIS_MODULE,
1232 sizeof(struct snd_miro))))
1233 return -ENOMEM;
1235 card->private_free = snd_card_miro_free;
1236 miro = card->private_data;
1237 miro->card = card;
1239 if ((error = snd_card_miro_aci_detect(card, miro)) < 0) {
1240 snd_card_free(card);
1241 snd_printk(KERN_ERR "unable to detect aci chip\n");
1242 return -ENODEV;
1245 /* init proc interface */
1246 snd_miro_proc_init(miro);
1248 if ((error = snd_card_miro_detect(card, miro)) < 0) {
1249 snd_card_free(card);
1250 snd_printk(KERN_ERR "unable to detect OPTi9xx chip\n");
1251 return -ENODEV;
1254 if (! miro->res_mc_base &&
1255 (miro->res_mc_base = request_region(miro->mc_base, miro->mc_base_size,
1256 "miro (OPTi9xx MC)")) == NULL) {
1257 snd_card_free(card);
1258 snd_printk(KERN_ERR "request for OPTI9xx MC failed\n");
1259 return -ENOMEM;
1262 miro->wss_base = port;
1263 miro->fm_port = fm_port;
1264 miro->mpu_port = mpu_port;
1265 miro->irq = irq;
1266 miro->mpu_irq = mpu_irq;
1267 miro->dma1 = dma1;
1268 miro->dma2 = dma2;
1270 if (miro->wss_base == SNDRV_AUTO_PORT) {
1271 if ((miro->wss_base = snd_legacy_find_free_ioport(possible_ports, 4)) < 0) {
1272 snd_card_free(card);
1273 snd_printk(KERN_ERR "unable to find a free WSS port\n");
1274 return -EBUSY;
1278 if (miro->mpu_port == SNDRV_AUTO_PORT) {
1279 if ((miro->mpu_port = snd_legacy_find_free_ioport(possible_mpu_ports, 2)) < 0) {
1280 snd_card_free(card);
1281 snd_printk(KERN_ERR "unable to find a free MPU401 port\n");
1282 return -EBUSY;
1285 if (miro->irq == SNDRV_AUTO_IRQ) {
1286 if ((miro->irq = snd_legacy_find_free_irq(possible_irqs)) < 0) {
1287 snd_card_free(card);
1288 snd_printk(KERN_ERR "unable to find a free IRQ\n");
1289 return -EBUSY;
1292 if (miro->mpu_irq == SNDRV_AUTO_IRQ) {
1293 if ((miro->mpu_irq = snd_legacy_find_free_irq(possible_mpu_irqs)) < 0) {
1294 snd_card_free(card);
1295 snd_printk(KERN_ERR "unable to find a free MPU401 IRQ\n");
1296 return -EBUSY;
1299 if (miro->dma1 == SNDRV_AUTO_DMA) {
1300 if ((miro->dma1 = snd_legacy_find_free_dma(possible_dma1s)) < 0) {
1301 snd_card_free(card);
1302 snd_printk(KERN_ERR "unable to find a free DMA1\n");
1303 return -EBUSY;
1306 if (miro->dma2 == SNDRV_AUTO_DMA) {
1307 if ((miro->dma2 = snd_legacy_find_free_dma(possible_dma2s[miro->dma1 % 4])) < 0) {
1308 snd_card_free(card);
1309 snd_printk(KERN_ERR "unable to find a free DMA2\n");
1310 return -EBUSY;
1314 error = snd_miro_configure(miro);
1315 if (error) {
1316 snd_card_free(card);
1317 return error;
1320 error = snd_wss_create(card, miro->wss_base + 4, -1,
1321 miro->irq, miro->dma1, miro->dma2,
1322 WSS_HW_AD1845, 0, &codec);
1323 if (error < 0) {
1324 snd_card_free(card);
1325 return error;
1328 error = snd_wss_pcm(codec, 0, &pcm);
1329 if (error < 0) {
1330 snd_card_free(card);
1331 return error;
1333 error = snd_wss_mixer(codec);
1334 if (error < 0) {
1335 snd_card_free(card);
1336 return error;
1338 error = snd_wss_timer(codec, 0, &timer);
1339 if (error < 0) {
1340 snd_card_free(card);
1341 return error;
1344 miro->pcm = pcm;
1346 if ((error = snd_miro_mixer(miro)) < 0) {
1347 snd_card_free(card);
1348 return error;
1351 if (miro->aci_vendor == 'm') {
1352 /* It looks like a miro sound card. */
1353 switch (miro->aci_product) {
1354 case 'A':
1355 sprintf(card->shortname,
1356 "miroSOUND PCM1 pro / PCM12");
1357 break;
1358 case 'B':
1359 sprintf(card->shortname,
1360 "miroSOUND PCM12");
1361 break;
1362 case 'C':
1363 sprintf(card->shortname,
1364 "miroSOUND PCM20 radio");
1365 break;
1366 default:
1367 sprintf(card->shortname,
1368 "unknown miro");
1369 snd_printk(KERN_INFO "unknown miro aci id\n");
1370 break;
1372 } else {
1373 snd_printk(KERN_INFO "found unsupported aci card\n");
1374 sprintf(card->shortname, "unknown Cardinal Technologies");
1377 strcpy(card->driver, "miro");
1378 sprintf(card->longname, "%s: OPTi%s, %s at 0x%lx, irq %d, dma %d&%d",
1379 card->shortname, miro->name, pcm->name, miro->wss_base + 4,
1380 miro->irq, miro->dma1, miro->dma2);
1382 if (miro->mpu_port <= 0 || miro->mpu_port == SNDRV_AUTO_PORT)
1383 rmidi = NULL;
1384 else
1385 if ((error = snd_mpu401_uart_new(card, 0, MPU401_HW_MPU401,
1386 miro->mpu_port, 0, miro->mpu_irq, IRQF_DISABLED,
1387 &rmidi)))
1388 snd_printk(KERN_WARNING "no MPU-401 device at 0x%lx?\n", miro->mpu_port);
1390 if (miro->fm_port > 0 && miro->fm_port != SNDRV_AUTO_PORT) {
1391 struct snd_opl3 *opl3 = NULL;
1392 struct snd_opl4 *opl4;
1393 if (snd_opl4_create(card, miro->fm_port, miro->fm_port - 8,
1394 2, &opl3, &opl4) < 0)
1395 snd_printk(KERN_WARNING "no OPL4 device at 0x%lx\n", miro->fm_port);
1398 if ((error = snd_set_aci_init_values(miro)) < 0) {
1399 snd_card_free(card);
1400 return error;
1403 snd_card_set_dev(card, devptr);
1405 if ((error = snd_card_register(card))) {
1406 snd_card_free(card);
1407 return error;
1410 dev_set_drvdata(devptr, card);
1411 return 0;
1414 static int __devexit snd_miro_remove(struct device *devptr, unsigned int dev)
1416 snd_card_free(dev_get_drvdata(devptr));
1417 dev_set_drvdata(devptr, NULL);
1418 return 0;
1421 #define DEV_NAME "miro"
1423 static struct isa_driver snd_miro_driver = {
1424 .match = snd_miro_match,
1425 .probe = snd_miro_probe,
1426 .remove = __devexit_p(snd_miro_remove),
1427 /* FIXME: suspend/resume */
1428 .driver = {
1429 .name = DEV_NAME
1433 static int __init alsa_card_miro_init(void)
1435 return isa_register_driver(&snd_miro_driver, 1);
1438 static void __exit alsa_card_miro_exit(void)
1440 isa_unregister_driver(&snd_miro_driver);
1443 module_init(alsa_card_miro_init)
1444 module_exit(alsa_card_miro_exit)