Revert "[PATCH] paravirt: Add startup infrastructure for paravirtualization"
[pv_ops_mirror.git] / sound / isa / opti9xx / miro.c
blob1dd98375ac85788f294ec5a7327fcd74ba2720c6
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 <sound/driver.h>
26 #include <linux/init.h>
27 #include <linux/err.h>
28 #include <linux/platform_device.h>
29 #include <linux/delay.h>
30 #include <linux/slab.h>
31 #include <linux/ioport.h>
32 #include <linux/moduleparam.h>
33 #include <asm/io.h>
34 #include <asm/dma.h>
35 #include <sound/core.h>
36 #include <sound/cs4231.h>
37 #include <sound/mpu401.h>
38 #include <sound/opl4.h>
39 #include <sound/control.h>
40 #include <sound/info.h>
41 #define SNDRV_LEGACY_FIND_FREE_IRQ
42 #define SNDRV_LEGACY_FIND_FREE_DMA
43 #include <sound/initval.h>
44 #include "miro.h"
46 MODULE_AUTHOR("Martin Langer <martin-langer@gmx.de>");
47 MODULE_LICENSE("GPL");
48 MODULE_DESCRIPTION("Miro miroSOUND PCM1 pro, PCM12, PCM20 Radio");
49 MODULE_SUPPORTED_DEVICE("{{Miro,miroSOUND PCM1 pro}, "
50 "{Miro,miroSOUND PCM12}, "
51 "{Miro,miroSOUND PCM20 Radio}}");
53 static int index = SNDRV_DEFAULT_IDX1; /* Index 0-MAX */
54 static char *id = SNDRV_DEFAULT_STR1; /* ID for this card */
55 static long port = SNDRV_DEFAULT_PORT1; /* 0x530,0xe80,0xf40,0x604 */
56 static long mpu_port = SNDRV_DEFAULT_PORT1; /* 0x300,0x310,0x320,0x330 */
57 static long fm_port = SNDRV_DEFAULT_PORT1; /* 0x388 */
58 static int irq = SNDRV_DEFAULT_IRQ1; /* 5,7,9,10,11 */
59 static int mpu_irq = SNDRV_DEFAULT_IRQ1; /* 5,7,9,10 */
60 static int dma1 = SNDRV_DEFAULT_DMA1; /* 0,1,3 */
61 static int dma2 = SNDRV_DEFAULT_DMA1; /* 0,1,3 */
62 static int wss;
63 static int ide;
65 module_param(index, int, 0444);
66 MODULE_PARM_DESC(index, "Index value for miro soundcard.");
67 module_param(id, charp, 0444);
68 MODULE_PARM_DESC(id, "ID string for miro soundcard.");
69 module_param(port, long, 0444);
70 MODULE_PARM_DESC(port, "WSS port # for miro driver.");
71 module_param(mpu_port, long, 0444);
72 MODULE_PARM_DESC(mpu_port, "MPU-401 port # for miro driver.");
73 module_param(fm_port, long, 0444);
74 MODULE_PARM_DESC(fm_port, "FM Port # for miro driver.");
75 module_param(irq, int, 0444);
76 MODULE_PARM_DESC(irq, "WSS irq # for miro driver.");
77 module_param(mpu_irq, int, 0444);
78 MODULE_PARM_DESC(mpu_irq, "MPU-401 irq # for miro driver.");
79 module_param(dma1, int, 0444);
80 MODULE_PARM_DESC(dma1, "1st dma # for miro driver.");
81 module_param(dma2, int, 0444);
82 MODULE_PARM_DESC(dma2, "2nd dma # for miro driver.");
83 module_param(wss, int, 0444);
84 MODULE_PARM_DESC(wss, "wss mode");
85 module_param(ide, int, 0444);
86 MODULE_PARM_DESC(ide, "enable ide port");
88 #define OPTi9XX_HW_DETECT 0
89 #define OPTi9XX_HW_82C928 1
90 #define OPTi9XX_HW_82C929 2
91 #define OPTi9XX_HW_82C924 3
92 #define OPTi9XX_HW_82C925 4
93 #define OPTi9XX_HW_82C930 5
94 #define OPTi9XX_HW_82C931 6
95 #define OPTi9XX_HW_82C933 7
96 #define OPTi9XX_HW_LAST OPTi9XX_HW_82C933
98 #define OPTi9XX_MC_REG(n) n
101 struct snd_miro {
102 unsigned short hardware;
103 unsigned char password;
104 char name[7];
106 struct resource *res_mc_base;
107 struct resource *res_aci_port;
109 unsigned long mc_base;
110 unsigned long mc_base_size;
111 unsigned long pwd_reg;
113 spinlock_t lock;
114 struct snd_card *card;
115 struct snd_pcm *pcm;
117 long wss_base;
118 int irq;
119 int dma1;
120 int dma2;
122 long fm_port;
124 long mpu_port;
125 int mpu_irq;
127 unsigned long aci_port;
128 int aci_vendor;
129 int aci_product;
130 int aci_version;
131 int aci_amp;
132 int aci_preamp;
133 int aci_solomode;
135 struct mutex aci_mutex;
138 static void snd_miro_proc_init(struct snd_miro * miro);
140 #define DRIVER_NAME "snd-miro"
142 static struct platform_device *device;
144 static char * snd_opti9xx_names[] = {
145 "unkown",
146 "82C928", "82C929",
147 "82C924", "82C925",
148 "82C930", "82C931", "82C933"
152 * ACI control
155 static int aci_busy_wait(struct snd_miro * miro)
157 long timeout;
158 unsigned char byte;
160 for (timeout = 1; timeout <= ACI_MINTIME+30; timeout++) {
161 if (((byte=inb(miro->aci_port + ACI_REG_BUSY)) & 1) == 0) {
162 if (timeout >= ACI_MINTIME)
163 snd_printd("aci ready in round %ld.\n",
164 timeout-ACI_MINTIME);
165 return byte;
167 if (timeout >= ACI_MINTIME) {
168 long out=10*HZ;
169 switch (timeout-ACI_MINTIME) {
170 case 0 ... 9:
171 out /= 10;
172 case 10 ... 19:
173 out /= 10;
174 case 20 ... 30:
175 out /= 10;
176 default:
177 set_current_state(TASK_UNINTERRUPTIBLE);
178 schedule_timeout(out);
179 break;
183 snd_printk(KERN_ERR "aci_busy_wait() time out\n");
184 return -EBUSY;
187 static inline int aci_write(struct snd_miro * miro, unsigned char byte)
189 if (aci_busy_wait(miro) >= 0) {
190 outb(byte, miro->aci_port + ACI_REG_COMMAND);
191 return 0;
192 } else {
193 snd_printk(KERN_ERR "aci busy, aci_write(0x%x) stopped.\n", byte);
194 return -EBUSY;
198 static inline int aci_read(struct snd_miro * miro)
200 unsigned char byte;
202 if (aci_busy_wait(miro) >= 0) {
203 byte=inb(miro->aci_port + ACI_REG_STATUS);
204 return byte;
205 } else {
206 snd_printk(KERN_ERR "aci busy, aci_read() stopped.\n");
207 return -EBUSY;
211 static int aci_cmd(struct snd_miro * miro, int write1, int write2, int write3)
213 int write[] = {write1, write2, write3};
214 int value, i;
216 if (mutex_lock_interruptible(&miro->aci_mutex))
217 return -EINTR;
219 for (i=0; i<3; i++) {
220 if (write[i]< 0 || write[i] > 255)
221 break;
222 else {
223 value = aci_write(miro, write[i]);
224 if (value < 0)
225 goto out;
229 value = aci_read(miro);
231 out: mutex_unlock(&miro->aci_mutex);
232 return value;
235 static int aci_getvalue(struct snd_miro * miro, unsigned char index)
237 return aci_cmd(miro, ACI_STATUS, index, -1);
240 static int aci_setvalue(struct snd_miro * miro, unsigned char index, int value)
242 return aci_cmd(miro, index, value, -1);
246 * MIXER part
249 static int snd_miro_info_capture(struct snd_kcontrol *kcontrol,
250 struct snd_ctl_elem_info *uinfo)
252 uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
253 uinfo->count = 1;
255 return 0;
258 static int snd_miro_get_capture(struct snd_kcontrol *kcontrol,
259 struct snd_ctl_elem_value *ucontrol)
261 struct snd_miro *miro = snd_kcontrol_chip(kcontrol);
262 int value;
264 if ((value = aci_getvalue(miro, ACI_S_GENERAL)) < 0) {
265 snd_printk(KERN_ERR "snd_miro_get_capture() failed: %d\n", value);
266 return value;
269 ucontrol->value.integer.value[0] = value & 0x20;
271 return 0;
274 static int snd_miro_put_capture(struct snd_kcontrol *kcontrol,
275 struct snd_ctl_elem_value *ucontrol)
277 struct snd_miro *miro = snd_kcontrol_chip(kcontrol);
278 int change, value, error;
280 value = !(ucontrol->value.integer.value[0]);
282 if ((error = aci_setvalue(miro, ACI_SET_SOLOMODE, value)) < 0) {
283 snd_printk(KERN_ERR "snd_miro_put_capture() failed: %d\n", error);
284 return error;
287 change = (value != miro->aci_solomode);
288 miro->aci_solomode = value;
290 return change;
293 static int snd_miro_info_preamp(struct snd_kcontrol *kcontrol,
294 struct snd_ctl_elem_info *uinfo)
296 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
297 uinfo->count = 1;
298 uinfo->value.integer.min = 0;
299 uinfo->value.integer.max = 3;
301 return 0;
304 static int snd_miro_get_preamp(struct snd_kcontrol *kcontrol,
305 struct snd_ctl_elem_value *ucontrol)
307 struct snd_miro *miro = snd_kcontrol_chip(kcontrol);
308 int value;
310 if (miro->aci_version <= 176) {
313 OSS says it's not readable with versions < 176.
314 But it doesn't work on my card,
315 which is a PCM12 with aci_version = 176.
318 ucontrol->value.integer.value[0] = miro->aci_preamp;
319 return 0;
322 if ((value = aci_getvalue(miro, ACI_GET_PREAMP)) < 0) {
323 snd_printk(KERN_ERR "snd_miro_get_preamp() failed: %d\n", value);
324 return value;
327 ucontrol->value.integer.value[0] = value;
329 return 0;
332 static int snd_miro_put_preamp(struct snd_kcontrol *kcontrol,
333 struct snd_ctl_elem_value *ucontrol)
335 struct snd_miro *miro = snd_kcontrol_chip(kcontrol);
336 int error, value, change;
338 value = ucontrol->value.integer.value[0];
340 if ((error = aci_setvalue(miro, ACI_SET_PREAMP, value)) < 0) {
341 snd_printk(KERN_ERR "snd_miro_put_preamp() failed: %d\n", error);
342 return error;
345 change = (value != miro->aci_preamp);
346 miro->aci_preamp = value;
348 return change;
351 static int snd_miro_info_amp(struct snd_kcontrol *kcontrol,
352 struct snd_ctl_elem_info *uinfo)
354 uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
355 uinfo->count = 1;
357 return 0;
360 static int snd_miro_get_amp(struct snd_kcontrol *kcontrol,
361 struct snd_ctl_elem_value *ucontrol)
363 struct snd_miro *miro = snd_kcontrol_chip(kcontrol);
364 ucontrol->value.integer.value[0] = miro->aci_amp;
366 return 0;
369 static int snd_miro_put_amp(struct snd_kcontrol *kcontrol,
370 struct snd_ctl_elem_value *ucontrol)
372 struct snd_miro *miro = snd_kcontrol_chip(kcontrol);
373 int error, value, change;
375 value = ucontrol->value.integer.value[0];
377 if ((error = aci_setvalue(miro, ACI_SET_POWERAMP, value)) < 0) {
378 snd_printk(KERN_ERR "snd_miro_put_amp() to %d failed: %d\n", value, error);
379 return error;
382 change = (value != miro->aci_amp);
383 miro->aci_amp = value;
385 return change;
388 #define MIRO_DOUBLE(ctl_name, ctl_index, get_right_reg, set_right_reg) \
389 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
390 .name = ctl_name, \
391 .index = ctl_index, \
392 .info = snd_miro_info_double, \
393 .get = snd_miro_get_double, \
394 .put = snd_miro_put_double, \
395 .private_value = get_right_reg | (set_right_reg << 8) \
398 static int snd_miro_info_double(struct snd_kcontrol *kcontrol,
399 struct snd_ctl_elem_info *uinfo)
401 int reg = kcontrol->private_value & 0xff;
403 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
404 uinfo->count = 2;
406 if ((reg >= ACI_GET_EQ1) && (reg <= ACI_GET_EQ7)) {
408 /* equalizer elements */
410 uinfo->value.integer.min = - 0x7f;
411 uinfo->value.integer.max = 0x7f;
412 } else {
414 /* non-equalizer elements */
416 uinfo->value.integer.min = 0;
417 uinfo->value.integer.max = 0x20;
420 return 0;
423 static int snd_miro_get_double(struct snd_kcontrol *kcontrol,
424 struct snd_ctl_elem_value *uinfo)
426 struct snd_miro *miro = snd_kcontrol_chip(kcontrol);
427 int left_val, right_val;
429 int right_reg = kcontrol->private_value & 0xff;
430 int left_reg = right_reg + 1;
432 if ((right_val = aci_getvalue(miro, right_reg)) < 0) {
433 snd_printk(KERN_ERR "aci_getvalue(%d) failed: %d\n", right_reg, right_val);
434 return right_val;
437 if ((left_val = aci_getvalue(miro, left_reg)) < 0) {
438 snd_printk(KERN_ERR "aci_getvalue(%d) failed: %d\n", left_reg, left_val);
439 return left_val;
442 if ((right_reg >= ACI_GET_EQ1) && (right_reg <= ACI_GET_EQ7)) {
444 /* equalizer elements */
446 if (left_val < 0x80) {
447 uinfo->value.integer.value[0] = left_val;
448 } else {
449 uinfo->value.integer.value[0] = 0x80 - left_val;
452 if (right_val < 0x80) {
453 uinfo->value.integer.value[1] = right_val;
454 } else {
455 uinfo->value.integer.value[1] = 0x80 - right_val;
458 } else {
460 /* non-equalizer elements */
462 uinfo->value.integer.value[0] = 0x20 - left_val;
463 uinfo->value.integer.value[1] = 0x20 - right_val;
466 return 0;
469 static int snd_miro_put_double(struct snd_kcontrol *kcontrol,
470 struct snd_ctl_elem_value *ucontrol)
472 struct snd_miro *miro = snd_kcontrol_chip(kcontrol);
473 int left, right, left_old, right_old;
474 int setreg_left, setreg_right, getreg_left, getreg_right;
475 int change, error;
477 left = ucontrol->value.integer.value[0];
478 right = ucontrol->value.integer.value[1];
480 setreg_right = (kcontrol->private_value >> 8) & 0xff;
481 if (setreg_right == ACI_SET_MASTER) {
482 setreg_left = setreg_right + 1;
483 } else {
484 setreg_left = setreg_right + 8;
487 getreg_right = kcontrol->private_value & 0xff;
488 getreg_left = getreg_right + 1;
490 if ((left_old = aci_getvalue(miro, getreg_left)) < 0) {
491 snd_printk(KERN_ERR "aci_getvalue(%d) failed: %d\n", getreg_left, left_old);
492 return left_old;
495 if ((right_old = aci_getvalue(miro, getreg_right)) < 0) {
496 snd_printk(KERN_ERR "aci_getvalue(%d) failed: %d\n", getreg_right, right_old);
497 return right_old;
500 if ((getreg_right >= ACI_GET_EQ1) && (getreg_right <= ACI_GET_EQ7)) {
502 /* equalizer elements */
504 if (left_old > 0x80)
505 left_old = 0x80 - left_old;
506 if (right_old > 0x80)
507 right_old = 0x80 - right_old;
509 if (left >= 0) {
510 if ((error = aci_setvalue(miro, setreg_left, left)) < 0) {
511 snd_printk(KERN_ERR "aci_setvalue(%d) failed: %d\n",
512 left, error);
513 return error;
515 } else {
516 if ((error = aci_setvalue(miro, setreg_left, 0x80 - left)) < 0) {
517 snd_printk(KERN_ERR "aci_setvalue(%d) failed: %d\n",
518 0x80 - left, error);
519 return error;
523 if (right >= 0) {
524 if ((error = aci_setvalue(miro, setreg_right, right)) < 0) {
525 snd_printk(KERN_ERR "aci_setvalue(%d) failed: %d\n",
526 right, error);
527 return error;
529 } else {
530 if ((error = aci_setvalue(miro, setreg_right, 0x80 - right)) < 0) {
531 snd_printk(KERN_ERR "aci_setvalue(%d) failed: %d\n",
532 0x80 - right, error);
533 return error;
537 } else {
539 /* non-equalizer elements */
541 left_old = 0x20 - left_old;
542 right_old = 0x20 - right_old;
544 if ((error = aci_setvalue(miro, setreg_left, 0x20 - left)) < 0) {
545 snd_printk(KERN_ERR "aci_setvalue(%d) failed: %d\n",
546 0x20 - left, error);
547 return error;
549 if ((error = aci_setvalue(miro, setreg_right, 0x20 - right)) < 0) {
550 snd_printk(KERN_ERR "aci_setvalue(%d) failed: %d\n",
551 0x20 - right, error);
552 return error;
556 change = (left != left_old) || (right != right_old);
558 return change;
561 static struct snd_kcontrol_new snd_miro_controls[] = {
562 MIRO_DOUBLE("Master Playback Volume", 0, ACI_GET_MASTER, ACI_SET_MASTER),
563 MIRO_DOUBLE("Mic Playback Volume", 1, ACI_GET_MIC, ACI_SET_MIC),
564 MIRO_DOUBLE("Line Playback Volume", 1, ACI_GET_LINE, ACI_SET_LINE),
565 MIRO_DOUBLE("CD Playback Volume", 0, ACI_GET_CD, ACI_SET_CD),
566 MIRO_DOUBLE("Synth Playback Volume", 0, ACI_GET_SYNTH, ACI_SET_SYNTH),
567 MIRO_DOUBLE("PCM Playback Volume", 1, ACI_GET_PCM, ACI_SET_PCM),
568 MIRO_DOUBLE("Aux Playback Volume", 2, ACI_GET_LINE2, ACI_SET_LINE2),
571 /* Equalizer with seven bands (only PCM20)
572 from -12dB up to +12dB on each band */
573 static struct snd_kcontrol_new snd_miro_eq_controls[] = {
574 MIRO_DOUBLE("Tone Control - 28 Hz", 0, ACI_GET_EQ1, ACI_SET_EQ1),
575 MIRO_DOUBLE("Tone Control - 160 Hz", 0, ACI_GET_EQ2, ACI_SET_EQ2),
576 MIRO_DOUBLE("Tone Control - 400 Hz", 0, ACI_GET_EQ3, ACI_SET_EQ3),
577 MIRO_DOUBLE("Tone Control - 1 kHz", 0, ACI_GET_EQ4, ACI_SET_EQ4),
578 MIRO_DOUBLE("Tone Control - 2.5 kHz", 0, ACI_GET_EQ5, ACI_SET_EQ5),
579 MIRO_DOUBLE("Tone Control - 6.3 kHz", 0, ACI_GET_EQ6, ACI_SET_EQ6),
580 MIRO_DOUBLE("Tone Control - 16 kHz", 0, ACI_GET_EQ7, ACI_SET_EQ7),
583 static struct snd_kcontrol_new snd_miro_radio_control[] = {
584 MIRO_DOUBLE("Radio Playback Volume", 0, ACI_GET_LINE1, ACI_SET_LINE1),
587 static struct snd_kcontrol_new snd_miro_line_control[] = {
588 MIRO_DOUBLE("Line Playback Volume", 2, ACI_GET_LINE1, ACI_SET_LINE1),
591 static struct snd_kcontrol_new snd_miro_preamp_control[] = {
593 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
594 .name = "Mic Boost",
595 .index = 1,
596 .info = snd_miro_info_preamp,
597 .get = snd_miro_get_preamp,
598 .put = snd_miro_put_preamp,
601 static struct snd_kcontrol_new snd_miro_amp_control[] = {
603 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
604 .name = "Line Boost",
605 .index = 0,
606 .info = snd_miro_info_amp,
607 .get = snd_miro_get_amp,
608 .put = snd_miro_put_amp,
611 static struct snd_kcontrol_new snd_miro_capture_control[] = {
613 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
614 .name = "PCM Capture Switch",
615 .index = 0,
616 .info = snd_miro_info_capture,
617 .get = snd_miro_get_capture,
618 .put = snd_miro_put_capture,
621 static unsigned char aci_init_values[][2] __initdata = {
622 { ACI_SET_MUTE, 0x00 },
623 { ACI_SET_POWERAMP, 0x00 },
624 { ACI_SET_PREAMP, 0x00 },
625 { ACI_SET_SOLOMODE, 0x00 },
626 { ACI_SET_MIC + 0, 0x20 },
627 { ACI_SET_MIC + 8, 0x20 },
628 { ACI_SET_LINE + 0, 0x20 },
629 { ACI_SET_LINE + 8, 0x20 },
630 { ACI_SET_CD + 0, 0x20 },
631 { ACI_SET_CD + 8, 0x20 },
632 { ACI_SET_PCM + 0, 0x20 },
633 { ACI_SET_PCM + 8, 0x20 },
634 { ACI_SET_LINE1 + 0, 0x20 },
635 { ACI_SET_LINE1 + 8, 0x20 },
636 { ACI_SET_LINE2 + 0, 0x20 },
637 { ACI_SET_LINE2 + 8, 0x20 },
638 { ACI_SET_SYNTH + 0, 0x20 },
639 { ACI_SET_SYNTH + 8, 0x20 },
640 { ACI_SET_MASTER + 0, 0x20 },
641 { ACI_SET_MASTER + 1, 0x20 },
644 static int __init snd_set_aci_init_values(struct snd_miro *miro)
646 int idx, error;
648 /* enable WSS on PCM1 */
650 if ((miro->aci_product == 'A') && wss) {
651 if ((error = aci_setvalue(miro, ACI_SET_WSS, wss)) < 0) {
652 snd_printk(KERN_ERR "enabling WSS mode failed\n");
653 return error;
657 /* enable IDE port */
659 if (ide) {
660 if ((error = aci_setvalue(miro, ACI_SET_IDE, ide)) < 0) {
661 snd_printk(KERN_ERR "enabling IDE port failed\n");
662 return error;
666 /* set common aci values */
668 for (idx = 0; idx < ARRAY_SIZE(aci_init_values); idx++)
669 if ((error = aci_setvalue(miro, aci_init_values[idx][0],
670 aci_init_values[idx][1])) < 0) {
671 snd_printk(KERN_ERR "aci_setvalue(%d) failed: %d\n",
672 aci_init_values[idx][0], error);
673 return error;
676 miro->aci_amp = 0;
677 miro->aci_preamp = 0;
678 miro->aci_solomode = 1;
680 return 0;
683 static int snd_miro_mixer(struct snd_miro *miro)
685 struct snd_card *card;
686 unsigned int idx;
687 int err;
689 snd_assert(miro != NULL && miro->card != NULL, return -EINVAL);
691 card = miro->card;
693 switch (miro->hardware) {
694 case OPTi9XX_HW_82C924:
695 strcpy(card->mixername, "ACI & OPTi924");
696 break;
697 case OPTi9XX_HW_82C929:
698 strcpy(card->mixername, "ACI & OPTi929");
699 break;
700 default:
701 snd_BUG();
702 break;
705 for (idx = 0; idx < ARRAY_SIZE(snd_miro_controls); idx++) {
706 if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_miro_controls[idx], miro))) < 0)
707 return err;
710 if ((miro->aci_product == 'A') || (miro->aci_product == 'B')) {
711 /* PCM1/PCM12 with power-amp and Line 2 */
712 if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_miro_line_control[0], miro))) < 0)
713 return err;
714 if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_miro_amp_control[0], miro))) < 0)
715 return err;
718 if ((miro->aci_product == 'B') || (miro->aci_product == 'C')) {
719 /* PCM12/PCM20 with mic-preamp */
720 if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_miro_preamp_control[0], miro))) < 0)
721 return err;
722 if (miro->aci_version >= 176)
723 if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_miro_capture_control[0], miro))) < 0)
724 return err;
727 if (miro->aci_product == 'C') {
728 /* PCM20 with radio and 7 band equalizer */
729 if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_miro_radio_control[0], miro))) < 0)
730 return err;
731 for (idx = 0; idx < ARRAY_SIZE(snd_miro_eq_controls); idx++) {
732 if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_miro_eq_controls[idx], miro))) < 0)
733 return err;
737 return 0;
740 static long snd_legacy_find_free_ioport(long *port_table, long size)
742 while (*port_table != -1) {
743 struct resource *res;
744 if ((res = request_region(*port_table, size,
745 "ALSA test")) != NULL) {
746 release_and_free_resource(res);
747 return *port_table;
749 port_table++;
751 return -1;
754 static int __init snd_miro_init(struct snd_miro *chip, unsigned short hardware)
756 static int opti9xx_mc_size[] = {7, 7, 10, 10, 2, 2, 2};
758 chip->hardware = hardware;
759 strcpy(chip->name, snd_opti9xx_names[hardware]);
761 chip->mc_base_size = opti9xx_mc_size[hardware];
763 spin_lock_init(&chip->lock);
765 chip->wss_base = -1;
766 chip->irq = -1;
767 chip->dma1 = -1;
768 chip->dma2 = -1;
769 chip->fm_port = -1;
770 chip->mpu_port = -1;
771 chip->mpu_irq = -1;
773 switch (hardware) {
774 case OPTi9XX_HW_82C929:
775 chip->mc_base = 0xf8c;
776 chip->password = 0xe3;
777 chip->pwd_reg = 3;
778 break;
780 case OPTi9XX_HW_82C924:
781 chip->mc_base = 0xf8c;
782 chip->password = 0xe5;
783 chip->pwd_reg = 3;
784 break;
786 default:
787 snd_printk(KERN_ERR "sorry, no support for %d\n", hardware);
788 return -ENODEV;
791 return 0;
794 static unsigned char snd_miro_read(struct snd_miro *chip,
795 unsigned char reg)
797 unsigned long flags;
798 unsigned char retval = 0xff;
800 spin_lock_irqsave(&chip->lock, flags);
801 outb(chip->password, chip->mc_base + chip->pwd_reg);
803 switch (chip->hardware) {
804 case OPTi9XX_HW_82C924:
805 if (reg > 7) {
806 outb(reg, chip->mc_base + 8);
807 outb(chip->password, chip->mc_base + chip->pwd_reg);
808 retval = inb(chip->mc_base + 9);
809 break;
812 case OPTi9XX_HW_82C929:
813 retval = inb(chip->mc_base + reg);
814 break;
816 default:
817 snd_printk(KERN_ERR "sorry, no support for %d\n", chip->hardware);
820 spin_unlock_irqrestore(&chip->lock, flags);
821 return retval;
824 static void snd_miro_write(struct snd_miro *chip, unsigned char reg,
825 unsigned char value)
827 unsigned long flags;
829 spin_lock_irqsave(&chip->lock, flags);
830 outb(chip->password, chip->mc_base + chip->pwd_reg);
832 switch (chip->hardware) {
833 case OPTi9XX_HW_82C924:
834 if (reg > 7) {
835 outb(reg, chip->mc_base + 8);
836 outb(chip->password, chip->mc_base + chip->pwd_reg);
837 outb(value, chip->mc_base + 9);
838 break;
841 case OPTi9XX_HW_82C929:
842 outb(value, chip->mc_base + reg);
843 break;
845 default:
846 snd_printk(KERN_ERR "sorry, no support for %d\n", chip->hardware);
849 spin_unlock_irqrestore(&chip->lock, flags);
853 #define snd_miro_write_mask(chip, reg, value, mask) \
854 snd_miro_write(chip, reg, \
855 (snd_miro_read(chip, reg) & ~(mask)) | ((value) & (mask)))
858 * Proc Interface
861 static void snd_miro_proc_read(struct snd_info_entry * entry,
862 struct snd_info_buffer *buffer)
864 struct snd_miro *miro = (struct snd_miro *) entry->private_data;
865 char* model = "unknown";
867 /* miroSOUND PCM1 pro, early PCM12 */
869 if ((miro->hardware == OPTi9XX_HW_82C929) &&
870 (miro->aci_vendor == 'm') &&
871 (miro->aci_product == 'A')) {
872 switch(miro->aci_version) {
873 case 3:
874 model = "miroSOUND PCM1 pro";
875 break;
876 default:
877 model = "miroSOUND PCM1 pro / (early) PCM12";
878 break;
882 /* miroSOUND PCM12, PCM12 (Rev. E), PCM12 pnp */
884 if ((miro->hardware == OPTi9XX_HW_82C924) &&
885 (miro->aci_vendor == 'm') &&
886 (miro->aci_product == 'B')) {
887 switch(miro->aci_version) {
888 case 4:
889 model = "miroSOUND PCM12";
890 break;
891 case 176:
892 model = "miroSOUND PCM12 (Rev. E)";
893 break;
894 default:
895 model = "miroSOUND PCM12 / PCM12 pnp";
896 break;
900 /* miroSOUND PCM20 radio */
902 if ((miro->hardware == OPTi9XX_HW_82C924) &&
903 (miro->aci_vendor == 'm') &&
904 (miro->aci_product == 'C')) {
905 switch(miro->aci_version) {
906 case 7:
907 model = "miroSOUND PCM20 radio (Rev. E)";
908 break;
909 default:
910 model = "miroSOUND PCM20 radio";
911 break;
915 snd_iprintf(buffer, "\nGeneral information:\n");
916 snd_iprintf(buffer, " model : %s\n", model);
917 snd_iprintf(buffer, " opti : %s\n", miro->name);
918 snd_iprintf(buffer, " codec : %s\n", miro->pcm->name);
919 snd_iprintf(buffer, " port : 0x%lx\n", miro->wss_base);
920 snd_iprintf(buffer, " irq : %d\n", miro->irq);
921 snd_iprintf(buffer, " dma : %d,%d\n\n", miro->dma1, miro->dma2);
923 snd_iprintf(buffer, "MPU-401:\n");
924 snd_iprintf(buffer, " port : 0x%lx\n", miro->mpu_port);
925 snd_iprintf(buffer, " irq : %d\n\n", miro->mpu_irq);
927 snd_iprintf(buffer, "ACI information:\n");
928 snd_iprintf(buffer, " vendor : ");
929 switch(miro->aci_vendor) {
930 case 'm':
931 snd_iprintf(buffer, "Miro\n");
932 break;
933 default:
934 snd_iprintf(buffer, "unknown (0x%x)\n", miro->aci_vendor);
935 break;
938 snd_iprintf(buffer, " product : ");
939 switch(miro->aci_product) {
940 case 'A':
941 snd_iprintf(buffer, "miroSOUND PCM1 pro / (early) PCM12\n");
942 break;
943 case 'B':
944 snd_iprintf(buffer, "miroSOUND PCM12\n");
945 break;
946 case 'C':
947 snd_iprintf(buffer, "miroSOUND PCM20 radio\n");
948 break;
949 default:
950 snd_iprintf(buffer, "unknown (0x%x)\n", miro->aci_product);
951 break;
954 snd_iprintf(buffer, " firmware: %d (0x%x)\n",
955 miro->aci_version, miro->aci_version);
956 snd_iprintf(buffer, " port : 0x%lx-0x%lx\n",
957 miro->aci_port, miro->aci_port+2);
958 snd_iprintf(buffer, " wss : 0x%x\n", wss);
959 snd_iprintf(buffer, " ide : 0x%x\n", ide);
960 snd_iprintf(buffer, " solomode: 0x%x\n", miro->aci_solomode);
961 snd_iprintf(buffer, " amp : 0x%x\n", miro->aci_amp);
962 snd_iprintf(buffer, " preamp : 0x%x\n", miro->aci_preamp);
965 static void __init snd_miro_proc_init(struct snd_miro * miro)
967 struct snd_info_entry *entry;
969 if (! snd_card_proc_new(miro->card, "miro", &entry))
970 snd_info_set_text_ops(entry, miro, snd_miro_proc_read);
974 * Init
977 static int __init snd_miro_configure(struct snd_miro *chip)
979 unsigned char wss_base_bits;
980 unsigned char irq_bits;
981 unsigned char dma_bits;
982 unsigned char mpu_port_bits = 0;
983 unsigned char mpu_irq_bits;
984 unsigned long flags;
986 switch (chip->hardware) {
987 case OPTi9XX_HW_82C924:
988 snd_miro_write_mask(chip, OPTi9XX_MC_REG(6), 0x02, 0x02);
989 snd_miro_write_mask(chip, OPTi9XX_MC_REG(1), 0x80, 0x80);
990 snd_miro_write_mask(chip, OPTi9XX_MC_REG(2), 0x20, 0x20); /* OPL4 */
991 snd_miro_write_mask(chip, OPTi9XX_MC_REG(3), 0xf0, 0xff);
992 snd_miro_write_mask(chip, OPTi9XX_MC_REG(5), 0x02, 0x02);
993 break;
994 case OPTi9XX_HW_82C929:
995 /* untested init commands for OPTi929 */
996 snd_miro_write_mask(chip, OPTi9XX_MC_REG(1), 0x80, 0x80);
997 snd_miro_write_mask(chip, OPTi9XX_MC_REG(2), 0x20, 0x20); /* OPL4 */
998 snd_miro_write_mask(chip, OPTi9XX_MC_REG(4), 0x00, 0x0c);
999 snd_miro_write_mask(chip, OPTi9XX_MC_REG(5), 0x02, 0x02);
1000 break;
1001 default:
1002 snd_printk(KERN_ERR "chip %d not supported\n", chip->hardware);
1003 return -EINVAL;
1006 switch (chip->wss_base) {
1007 case 0x530:
1008 wss_base_bits = 0x00;
1009 break;
1010 case 0x604:
1011 wss_base_bits = 0x03;
1012 break;
1013 case 0xe80:
1014 wss_base_bits = 0x01;
1015 break;
1016 case 0xf40:
1017 wss_base_bits = 0x02;
1018 break;
1019 default:
1020 snd_printk(KERN_ERR "WSS port 0x%lx not valid\n", chip->wss_base);
1021 goto __skip_base;
1023 snd_miro_write_mask(chip, OPTi9XX_MC_REG(1), wss_base_bits << 4, 0x30);
1025 __skip_base:
1026 switch (chip->irq) {
1027 case 5:
1028 irq_bits = 0x05;
1029 break;
1030 case 7:
1031 irq_bits = 0x01;
1032 break;
1033 case 9:
1034 irq_bits = 0x02;
1035 break;
1036 case 10:
1037 irq_bits = 0x03;
1038 break;
1039 case 11:
1040 irq_bits = 0x04;
1041 break;
1042 default:
1043 snd_printk(KERN_ERR "WSS irq # %d not valid\n", chip->irq);
1044 goto __skip_resources;
1047 switch (chip->dma1) {
1048 case 0:
1049 dma_bits = 0x01;
1050 break;
1051 case 1:
1052 dma_bits = 0x02;
1053 break;
1054 case 3:
1055 dma_bits = 0x03;
1056 break;
1057 default:
1058 snd_printk(KERN_ERR "WSS dma1 # %d not valid\n", chip->dma1);
1059 goto __skip_resources;
1062 if (chip->dma1 == chip->dma2) {
1063 snd_printk(KERN_ERR "don't want to share dmas\n");
1064 return -EBUSY;
1067 switch (chip->dma2) {
1068 case 0:
1069 case 1:
1070 break;
1071 default:
1072 snd_printk(KERN_ERR "WSS dma2 # %d not valid\n", chip->dma2);
1073 goto __skip_resources;
1075 dma_bits |= 0x04;
1077 spin_lock_irqsave(&chip->lock, flags);
1078 outb(irq_bits << 3 | dma_bits, chip->wss_base);
1079 spin_unlock_irqrestore(&chip->lock, flags);
1081 __skip_resources:
1082 if (chip->hardware > OPTi9XX_HW_82C928) {
1083 switch (chip->mpu_port) {
1084 case 0:
1085 case -1:
1086 break;
1087 case 0x300:
1088 mpu_port_bits = 0x03;
1089 break;
1090 case 0x310:
1091 mpu_port_bits = 0x02;
1092 break;
1093 case 0x320:
1094 mpu_port_bits = 0x01;
1095 break;
1096 case 0x330:
1097 mpu_port_bits = 0x00;
1098 break;
1099 default:
1100 snd_printk(KERN_ERR "MPU-401 port 0x%lx not valid\n",
1101 chip->mpu_port);
1102 goto __skip_mpu;
1105 switch (chip->mpu_irq) {
1106 case 5:
1107 mpu_irq_bits = 0x02;
1108 break;
1109 case 7:
1110 mpu_irq_bits = 0x03;
1111 break;
1112 case 9:
1113 mpu_irq_bits = 0x00;
1114 break;
1115 case 10:
1116 mpu_irq_bits = 0x01;
1117 break;
1118 default:
1119 snd_printk(KERN_ERR "MPU-401 irq # %d not valid\n",
1120 chip->mpu_irq);
1121 goto __skip_mpu;
1124 snd_miro_write_mask(chip, OPTi9XX_MC_REG(6),
1125 (chip->mpu_port <= 0) ? 0x00 :
1126 0x80 | mpu_port_bits << 5 | mpu_irq_bits << 3,
1127 0xf8);
1129 __skip_mpu:
1131 return 0;
1134 static int __init snd_card_miro_detect(struct snd_card *card, struct snd_miro *chip)
1136 int i, err;
1137 unsigned char value;
1139 for (i = OPTi9XX_HW_82C929; i <= OPTi9XX_HW_82C924; i++) {
1141 if ((err = snd_miro_init(chip, i)) < 0)
1142 return err;
1144 if ((chip->res_mc_base = request_region(chip->mc_base, chip->mc_base_size, "OPTi9xx MC")) == NULL)
1145 continue;
1147 value = snd_miro_read(chip, OPTi9XX_MC_REG(1));
1148 if ((value != 0xff) && (value != inb(chip->mc_base + 1)))
1149 if (value == snd_miro_read(chip, OPTi9XX_MC_REG(1)))
1150 return 1;
1152 release_and_free_resource(chip->res_mc_base);
1153 chip->res_mc_base = NULL;
1157 return -ENODEV;
1160 static int __init snd_card_miro_aci_detect(struct snd_card *card, struct snd_miro * miro)
1162 unsigned char regval;
1163 int i;
1165 mutex_init(&miro->aci_mutex);
1167 /* get ACI port from OPTi9xx MC 4 */
1169 miro->mc_base = 0xf8c;
1170 regval=inb(miro->mc_base + 4);
1171 miro->aci_port = (regval & 0x10) ? 0x344: 0x354;
1173 if ((miro->res_aci_port = request_region(miro->aci_port, 3, "miro aci")) == NULL) {
1174 snd_printk(KERN_ERR "aci i/o area 0x%lx-0x%lx already used.\n",
1175 miro->aci_port, miro->aci_port+2);
1176 return -ENOMEM;
1179 /* force ACI into a known state */
1180 for (i = 0; i < 3; i++)
1181 if (aci_cmd(miro, ACI_ERROR_OP, -1, -1) < 0) {
1182 snd_printk(KERN_ERR "can't force aci into known state.\n");
1183 return -ENXIO;
1186 if ((miro->aci_vendor=aci_cmd(miro, ACI_READ_IDCODE, -1, -1)) < 0 ||
1187 (miro->aci_product=aci_cmd(miro, ACI_READ_IDCODE, -1, -1)) < 0) {
1188 snd_printk(KERN_ERR "can't read aci id on 0x%lx.\n", miro->aci_port);
1189 return -ENXIO;
1192 if ((miro->aci_version=aci_cmd(miro, ACI_READ_VERSION, -1, -1)) < 0) {
1193 snd_printk(KERN_ERR "can't read aci version on 0x%lx.\n",
1194 miro->aci_port);
1195 return -ENXIO;
1198 if (aci_cmd(miro, ACI_INIT, -1, -1) < 0 ||
1199 aci_cmd(miro, ACI_ERROR_OP, ACI_ERROR_OP, ACI_ERROR_OP) < 0 ||
1200 aci_cmd(miro, ACI_ERROR_OP, ACI_ERROR_OP, ACI_ERROR_OP) < 0) {
1201 snd_printk(KERN_ERR "can't initialize aci.\n");
1202 return -ENXIO;
1205 return 0;
1208 static void snd_card_miro_free(struct snd_card *card)
1210 struct snd_miro *miro = card->private_data;
1212 release_and_free_resource(miro->res_aci_port);
1213 release_and_free_resource(miro->res_mc_base);
1216 static int __init snd_miro_probe(struct platform_device *devptr)
1218 static long possible_ports[] = {0x530, 0xe80, 0xf40, 0x604, -1};
1219 static long possible_mpu_ports[] = {0x330, 0x300, 0x310, 0x320, -1};
1220 static int possible_irqs[] = {11, 9, 10, 7, -1};
1221 static int possible_mpu_irqs[] = {10, 5, 9, 7, -1};
1222 static int possible_dma1s[] = {3, 1, 0, -1};
1223 static int possible_dma2s[][2] = {{1,-1}, {0,-1}, {-1,-1}, {0,-1}};
1225 int error;
1226 struct snd_miro *miro;
1227 struct snd_cs4231 *codec;
1228 struct snd_timer *timer;
1229 struct snd_card *card;
1230 struct snd_pcm *pcm;
1231 struct snd_rawmidi *rmidi;
1233 if (!(card = snd_card_new(index, id, THIS_MODULE,
1234 sizeof(struct snd_miro))))
1235 return -ENOMEM;
1237 card->private_free = snd_card_miro_free;
1238 miro = card->private_data;
1239 miro->card = card;
1241 if ((error = snd_card_miro_aci_detect(card, miro)) < 0) {
1242 snd_card_free(card);
1243 snd_printk(KERN_ERR "unable to detect aci chip\n");
1244 return -ENODEV;
1247 /* init proc interface */
1248 snd_miro_proc_init(miro);
1250 if ((error = snd_card_miro_detect(card, miro)) < 0) {
1251 snd_card_free(card);
1252 snd_printk(KERN_ERR "unable to detect OPTi9xx chip\n");
1253 return -ENODEV;
1256 if (! miro->res_mc_base &&
1257 (miro->res_mc_base = request_region(miro->mc_base, miro->mc_base_size,
1258 "miro (OPTi9xx MC)")) == NULL) {
1259 snd_card_free(card);
1260 snd_printk(KERN_ERR "request for OPTI9xx MC failed\n");
1261 return -ENOMEM;
1264 miro->wss_base = port;
1265 miro->fm_port = fm_port;
1266 miro->mpu_port = mpu_port;
1267 miro->irq = irq;
1268 miro->mpu_irq = mpu_irq;
1269 miro->dma1 = dma1;
1270 miro->dma2 = dma2;
1272 if (miro->wss_base == SNDRV_AUTO_PORT) {
1273 if ((miro->wss_base = snd_legacy_find_free_ioport(possible_ports, 4)) < 0) {
1274 snd_card_free(card);
1275 snd_printk(KERN_ERR "unable to find a free WSS port\n");
1276 return -EBUSY;
1280 if (miro->mpu_port == SNDRV_AUTO_PORT) {
1281 if ((miro->mpu_port = snd_legacy_find_free_ioport(possible_mpu_ports, 2)) < 0) {
1282 snd_card_free(card);
1283 snd_printk(KERN_ERR "unable to find a free MPU401 port\n");
1284 return -EBUSY;
1287 if (miro->irq == SNDRV_AUTO_IRQ) {
1288 if ((miro->irq = snd_legacy_find_free_irq(possible_irqs)) < 0) {
1289 snd_card_free(card);
1290 snd_printk(KERN_ERR "unable to find a free IRQ\n");
1291 return -EBUSY;
1294 if (miro->mpu_irq == SNDRV_AUTO_IRQ) {
1295 if ((miro->mpu_irq = snd_legacy_find_free_irq(possible_mpu_irqs)) < 0) {
1296 snd_card_free(card);
1297 snd_printk(KERN_ERR "unable to find a free MPU401 IRQ\n");
1298 return -EBUSY;
1301 if (miro->dma1 == SNDRV_AUTO_DMA) {
1302 if ((miro->dma1 = snd_legacy_find_free_dma(possible_dma1s)) < 0) {
1303 snd_card_free(card);
1304 snd_printk(KERN_ERR "unable to find a free DMA1\n");
1305 return -EBUSY;
1308 if (miro->dma2 == SNDRV_AUTO_DMA) {
1309 if ((miro->dma2 = snd_legacy_find_free_dma(possible_dma2s[miro->dma1 % 4])) < 0) {
1310 snd_card_free(card);
1311 snd_printk(KERN_ERR "unable to find a free DMA2\n");
1312 return -EBUSY;
1316 if ((error = snd_miro_configure(miro))) {
1317 snd_card_free(card);
1318 return error;
1321 if ((error = snd_cs4231_create(card, miro->wss_base + 4, -1,
1322 miro->irq, miro->dma1, miro->dma2,
1323 CS4231_HW_AD1845,
1325 &codec)) < 0) {
1326 snd_card_free(card);
1327 return error;
1330 if ((error = snd_cs4231_pcm(codec, 0, &pcm)) < 0) {
1331 snd_card_free(card);
1332 return error;
1334 if ((error = snd_cs4231_mixer(codec)) < 0) {
1335 snd_card_free(card);
1336 return error;
1338 if ((error = snd_cs4231_timer(codec, 0, &timer)) < 0) {
1339 snd_card_free(card);
1340 return error;
1343 miro->pcm = pcm;
1345 if ((error = snd_miro_mixer(miro)) < 0) {
1346 snd_card_free(card);
1347 return error;
1350 if (miro->aci_vendor == 'm') {
1351 /* It looks like a miro sound card. */
1352 switch (miro->aci_product) {
1353 case 'A':
1354 sprintf(card->shortname,
1355 "miroSOUND PCM1 pro / PCM12");
1356 break;
1357 case 'B':
1358 sprintf(card->shortname,
1359 "miroSOUND PCM12");
1360 break;
1361 case 'C':
1362 sprintf(card->shortname,
1363 "miroSOUND PCM20 radio");
1364 break;
1365 default:
1366 sprintf(card->shortname,
1367 "unknown miro");
1368 snd_printk(KERN_INFO "unknown miro aci id\n");
1369 break;
1371 } else {
1372 snd_printk(KERN_INFO "found unsupported aci card\n");
1373 sprintf(card->shortname, "unknown Cardinal Technologies");
1376 strcpy(card->driver, "miro");
1377 sprintf(card->longname, "%s: OPTi%s, %s at 0x%lx, irq %d, dma %d&%d",
1378 card->shortname, miro->name, pcm->name, miro->wss_base + 4,
1379 miro->irq, miro->dma1, miro->dma2);
1381 if (miro->mpu_port <= 0 || miro->mpu_port == SNDRV_AUTO_PORT)
1382 rmidi = NULL;
1383 else
1384 if ((error = snd_mpu401_uart_new(card, 0, MPU401_HW_MPU401,
1385 miro->mpu_port, 0, miro->mpu_irq, IRQF_DISABLED,
1386 &rmidi)))
1387 snd_printk(KERN_WARNING "no MPU-401 device at 0x%lx?\n", miro->mpu_port);
1389 if (miro->fm_port > 0 && miro->fm_port != SNDRV_AUTO_PORT) {
1390 struct snd_opl3 *opl3 = NULL;
1391 struct snd_opl4 *opl4;
1392 if (snd_opl4_create(card, miro->fm_port, miro->fm_port - 8,
1393 2, &opl3, &opl4) < 0)
1394 snd_printk(KERN_WARNING "no OPL4 device at 0x%lx\n", miro->fm_port);
1397 if ((error = snd_set_aci_init_values(miro)) < 0) {
1398 snd_card_free(card);
1399 return error;
1402 snd_card_set_dev(card, &devptr->dev);
1404 if ((error = snd_card_register(card))) {
1405 snd_card_free(card);
1406 return error;
1409 platform_set_drvdata(devptr, card);
1410 return 0;
1413 static int __devexit snd_miro_remove(struct platform_device *devptr)
1415 snd_card_free(platform_get_drvdata(devptr));
1416 platform_set_drvdata(devptr, NULL);
1417 return 0;
1420 static struct platform_driver snd_miro_driver = {
1421 .probe = snd_miro_probe,
1422 .remove = __devexit_p(snd_miro_remove),
1423 /* FIXME: suspend/resume */
1424 .driver = {
1425 .name = DRIVER_NAME
1429 static int __init alsa_card_miro_init(void)
1431 int error;
1433 if ((error = platform_driver_register(&snd_miro_driver)) < 0)
1434 return error;
1435 device = platform_device_register_simple(DRIVER_NAME, -1, NULL, 0);
1436 if (! IS_ERR(device)) {
1437 if (platform_get_drvdata(device))
1438 return 0;
1439 platform_device_unregister(device);
1441 #ifdef MODULE
1442 printk(KERN_ERR "no miro soundcard found\n");
1443 #endif
1444 platform_driver_unregister(&snd_miro_driver);
1445 return PTR_ERR(device);
1448 static void __exit alsa_card_miro_exit(void)
1450 platform_device_unregister(device);
1451 platform_driver_unregister(&snd_miro_driver);
1454 module_init(alsa_card_miro_init)
1455 module_exit(alsa_card_miro_exit)