d622d2906862ec2b1a0c95b2d9f1c828c522613d
[linux-3.10.git] / sound / isa / opti9xx / opti92x-ad1848.c
1 /*
2     card-opti92x-ad1848.c - driver for OPTi 82c92x based soundcards.
3     Copyright (C) 1998-2000 by Massimo Piccioni <dafastidio@libero.it>
4
5     Part of this code was developed at the Italian Ministry of Air Defence,
6     Sixth Division (oh, che pace ...), Rome.
7
8     Thanks to Maria Grazia Pollarini, Salvatore Vassallo.
9
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.
14
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.
19
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
23 */
24
25
26 #include <linux/init.h>
27 #include <linux/err.h>
28 #include <linux/isa.h>
29 #include <linux/delay.h>
30 #include <linux/slab.h>
31 #include <linux/pnp.h>
32 #include <linux/moduleparam.h>
33 #include <asm/io.h>
34 #include <asm/dma.h>
35 #include <sound/core.h>
36 #include <sound/wss.h>
37 #include <sound/mpu401.h>
38 #include <sound/opl3.h>
39 #ifndef OPTi93X
40 #include <sound/opl4.h>
41 #endif
42 #define SNDRV_LEGACY_FIND_FREE_IRQ
43 #define SNDRV_LEGACY_FIND_FREE_DMA
44 #include <sound/initval.h>
45
46 MODULE_AUTHOR("Massimo Piccioni <dafastidio@libero.it>");
47 MODULE_LICENSE("GPL");
48 #ifdef OPTi93X
49 MODULE_DESCRIPTION("OPTi93X");
50 MODULE_SUPPORTED_DEVICE("{{OPTi,82C931/3}}");
51 #else   /* OPTi93X */
52 #ifdef CS4231
53 MODULE_DESCRIPTION("OPTi92X - CS4231");
54 MODULE_SUPPORTED_DEVICE("{{OPTi,82C924 (CS4231)},"
55                 "{OPTi,82C925 (CS4231)}}");
56 #else   /* CS4231 */
57 MODULE_DESCRIPTION("OPTi92X - AD1848");
58 MODULE_SUPPORTED_DEVICE("{{OPTi,82C924 (AD1848)},"
59                 "{OPTi,82C925 (AD1848)},"
60                 "{OAK,Mozart}}");
61 #endif  /* CS4231 */
62 #endif  /* OPTi93X */
63
64 static int index = SNDRV_DEFAULT_IDX1;  /* Index 0-MAX */
65 static char *id = SNDRV_DEFAULT_STR1;           /* ID for this card */
66 //static int enable = SNDRV_DEFAULT_ENABLE1;    /* Enable this card */
67 #ifdef CONFIG_PNP
68 static int isapnp = 1;                  /* Enable ISA PnP detection */
69 #endif
70 static long port = SNDRV_DEFAULT_PORT1;         /* 0x530,0xe80,0xf40,0x604 */
71 static long mpu_port = SNDRV_DEFAULT_PORT1;     /* 0x300,0x310,0x320,0x330 */
72 static long fm_port = SNDRV_DEFAULT_PORT1;      /* 0x388 */
73 static int irq = SNDRV_DEFAULT_IRQ1;            /* 5,7,9,10,11 */
74 static int mpu_irq = SNDRV_DEFAULT_IRQ1;        /* 5,7,9,10 */
75 static int dma1 = SNDRV_DEFAULT_DMA1;           /* 0,1,3 */
76 #if defined(CS4231) || defined(OPTi93X)
77 static int dma2 = SNDRV_DEFAULT_DMA1;           /* 0,1,3 */
78 #endif  /* CS4231 || OPTi93X */
79
80 module_param(index, int, 0444);
81 MODULE_PARM_DESC(index, "Index value for opti9xx based soundcard.");
82 module_param(id, charp, 0444);
83 MODULE_PARM_DESC(id, "ID string for opti9xx based soundcard.");
84 //module_param(enable, bool, 0444);
85 //MODULE_PARM_DESC(enable, "Enable opti9xx soundcard.");
86 #ifdef CONFIG_PNP
87 module_param(isapnp, bool, 0444);
88 MODULE_PARM_DESC(isapnp, "Enable ISA PnP detection for specified soundcard.");
89 #endif
90 module_param(port, long, 0444);
91 MODULE_PARM_DESC(port, "WSS port # for opti9xx driver.");
92 module_param(mpu_port, long, 0444);
93 MODULE_PARM_DESC(mpu_port, "MPU-401 port # for opti9xx driver.");
94 module_param(fm_port, long, 0444);
95 MODULE_PARM_DESC(fm_port, "FM port # for opti9xx driver.");
96 module_param(irq, int, 0444);
97 MODULE_PARM_DESC(irq, "WSS irq # for opti9xx driver.");
98 module_param(mpu_irq, int, 0444);
99 MODULE_PARM_DESC(mpu_irq, "MPU-401 irq # for opti9xx driver.");
100 module_param(dma1, int, 0444);
101 MODULE_PARM_DESC(dma1, "1st dma # for opti9xx driver.");
102 #if defined(CS4231) || defined(OPTi93X)
103 module_param(dma2, int, 0444);
104 MODULE_PARM_DESC(dma2, "2nd dma # for opti9xx driver.");
105 #endif  /* CS4231 || OPTi93X */
106
107 #define OPTi9XX_HW_82C928       1
108 #define OPTi9XX_HW_82C929       2
109 #define OPTi9XX_HW_82C924       3
110 #define OPTi9XX_HW_82C925       4
111 #define OPTi9XX_HW_82C930       5
112 #define OPTi9XX_HW_82C931       6
113 #define OPTi9XX_HW_82C933       7
114 #define OPTi9XX_HW_LAST         OPTi9XX_HW_82C933
115
116 #define OPTi9XX_MC_REG(n)       n
117
118 #ifdef OPTi93X
119
120 #define OPTi93X_STATUS                  0x02
121 #define OPTi93X_PORT(chip, r)           ((chip)->port + OPTi93X_##r)
122
123 #define OPTi93X_IRQ_PLAYBACK            0x04
124 #define OPTi93X_IRQ_CAPTURE             0x08
125
126 #endif /* OPTi93X */
127
128 struct snd_opti9xx {
129         unsigned short hardware;
130         unsigned char password;
131         char name[7];
132
133         unsigned long mc_base;
134         struct resource *res_mc_base;
135         unsigned long mc_base_size;
136 #ifdef OPTi93X
137         unsigned long mc_indir_index;
138         struct snd_wss *codec;
139 #endif  /* OPTi93X */
140         unsigned long pwd_reg;
141
142         spinlock_t lock;
143
144         int irq;
145
146 #ifdef CONFIG_PNP
147         struct pnp_dev *dev;
148         struct pnp_dev *devmpu;
149 #endif  /* CONFIG_PNP */
150 };
151
152 static int snd_opti9xx_pnp_is_probed;
153
154 #ifdef CONFIG_PNP
155
156 static struct pnp_card_device_id snd_opti9xx_pnpids[] = {
157 #ifndef OPTi93X
158         /* OPTi 82C924 */
159         { .id = "OPT0924", .devs = { { "OPT0000" }, { "OPT0002" } }, .driver_data = 0x0924 },
160         /* OPTi 82C925 */
161         { .id = "OPT0925", .devs = { { "OPT9250" }, { "OPT0002" } }, .driver_data = 0x0925 },
162 #else
163         /* OPTi 82C931/3 */
164         { .id = "OPT0931", .devs = { { "OPT9310" }, { "OPT0002" } }, .driver_data = 0x0931 },
165 #endif  /* OPTi93X */
166         { .id = "" }
167 };
168
169 MODULE_DEVICE_TABLE(pnp_card, snd_opti9xx_pnpids);
170
171 #endif  /* CONFIG_PNP */
172
173 #ifdef OPTi93X
174 #define DEV_NAME "opti93x"
175 #else
176 #define DEV_NAME "opti92x"
177 #endif
178
179 static char * snd_opti9xx_names[] = {
180         "unknown",
181         "82C928",       "82C929",
182         "82C924",       "82C925",
183         "82C930",       "82C931",       "82C933"
184 };
185
186
187 static long __devinit snd_legacy_find_free_ioport(long *port_table, long size)
188 {
189         while (*port_table != -1) {
190                 if (request_region(*port_table, size, "ALSA test")) {
191                         release_region(*port_table, size);
192                         return *port_table;
193                 }
194                 port_table++;
195         }
196         return -1;
197 }
198
199 static int __devinit snd_opti9xx_init(struct snd_opti9xx *chip,
200                                       unsigned short hardware)
201 {
202         static int opti9xx_mc_size[] = {7, 7, 10, 10, 2, 2, 2};
203
204         chip->hardware = hardware;
205         strcpy(chip->name, snd_opti9xx_names[hardware]);
206
207         chip->mc_base_size = opti9xx_mc_size[hardware];  
208
209         spin_lock_init(&chip->lock);
210
211         chip->irq = -1;
212
213         switch (hardware) {
214 #ifndef OPTi93X
215         case OPTi9XX_HW_82C928:
216         case OPTi9XX_HW_82C929:
217                 chip->mc_base = 0xf8c;
218                 chip->password = (hardware == OPTi9XX_HW_82C928) ? 0xe2 : 0xe3;
219                 chip->pwd_reg = 3;
220                 break;
221
222         case OPTi9XX_HW_82C924:
223         case OPTi9XX_HW_82C925:
224                 chip->mc_base = 0xf8c;
225                 chip->password = 0xe5;
226                 chip->pwd_reg = 3;
227                 break;
228 #else   /* OPTi93X */
229
230         case OPTi9XX_HW_82C930:
231         case OPTi9XX_HW_82C931:
232         case OPTi9XX_HW_82C933:
233                 chip->mc_base = (hardware == OPTi9XX_HW_82C930) ? 0xf8f : 0xf8d;
234                 chip->mc_indir_index = 0xe0e;
235                 chip->password = 0xe4;
236                 chip->pwd_reg = 0;
237                 break;
238 #endif  /* OPTi93X */
239
240         default:
241                 snd_printk(KERN_ERR "chip %d not supported\n", hardware);
242                 return -ENODEV;
243         }
244         return 0;
245 }
246
247 static unsigned char snd_opti9xx_read(struct snd_opti9xx *chip,
248                                       unsigned char reg)
249 {
250         unsigned long flags;
251         unsigned char retval = 0xff;
252
253         spin_lock_irqsave(&chip->lock, flags);
254         outb(chip->password, chip->mc_base + chip->pwd_reg);
255
256         switch (chip->hardware) {
257 #ifndef OPTi93X
258         case OPTi9XX_HW_82C924:
259         case OPTi9XX_HW_82C925:
260                 if (reg > 7) {
261                         outb(reg, chip->mc_base + 8);
262                         outb(chip->password, chip->mc_base + chip->pwd_reg);
263                         retval = inb(chip->mc_base + 9);
264                         break;
265                 }
266
267         case OPTi9XX_HW_82C928:
268         case OPTi9XX_HW_82C929:
269                 retval = inb(chip->mc_base + reg);
270                 break;
271 #else   /* OPTi93X */
272
273         case OPTi9XX_HW_82C930:
274         case OPTi9XX_HW_82C931:
275         case OPTi9XX_HW_82C933:
276                 outb(reg, chip->mc_indir_index);
277                 outb(chip->password, chip->mc_base + chip->pwd_reg);
278                 retval = inb(chip->mc_indir_index + 1);
279                 break;
280 #endif  /* OPTi93X */
281
282         default:
283                 snd_printk(KERN_ERR "chip %d not supported\n", chip->hardware);
284         }
285
286         spin_unlock_irqrestore(&chip->lock, flags);
287         return retval;
288 }
289         
290 static void snd_opti9xx_write(struct snd_opti9xx *chip, unsigned char reg,
291                               unsigned char value)
292 {
293         unsigned long flags;
294
295         spin_lock_irqsave(&chip->lock, flags);
296         outb(chip->password, chip->mc_base + chip->pwd_reg);
297
298         switch (chip->hardware) {
299 #ifndef OPTi93X
300         case OPTi9XX_HW_82C924:
301         case OPTi9XX_HW_82C925:
302                 if (reg > 7) {
303                         outb(reg, chip->mc_base + 8);
304                         outb(chip->password, chip->mc_base + chip->pwd_reg);
305                         outb(value, chip->mc_base + 9);
306                         break;
307                 }
308
309         case OPTi9XX_HW_82C928:
310         case OPTi9XX_HW_82C929:
311                 outb(value, chip->mc_base + reg);
312                 break;
313 #else   /* OPTi93X */
314
315         case OPTi9XX_HW_82C930:
316         case OPTi9XX_HW_82C931:
317         case OPTi9XX_HW_82C933:
318                 outb(reg, chip->mc_indir_index);
319                 outb(chip->password, chip->mc_base + chip->pwd_reg);
320                 outb(value, chip->mc_indir_index + 1);
321                 break;
322 #endif  /* OPTi93X */
323
324         default:
325                 snd_printk(KERN_ERR "chip %d not supported\n", chip->hardware);
326         }
327
328         spin_unlock_irqrestore(&chip->lock, flags);
329 }
330
331
332 #define snd_opti9xx_write_mask(chip, reg, value, mask)  \
333         snd_opti9xx_write(chip, reg,                    \
334                 (snd_opti9xx_read(chip, reg) & ~(mask)) | ((value) & (mask)))
335
336
337 static int __devinit snd_opti9xx_configure(struct snd_opti9xx *chip,
338                                            long wss_base,
339                                            int irq, int dma1, int dma2,
340                                            long mpu_port, int mpu_irq)
341 {
342         unsigned char wss_base_bits;
343         unsigned char irq_bits;
344         unsigned char dma_bits;
345         unsigned char mpu_port_bits = 0;
346         unsigned char mpu_irq_bits;
347
348         switch (chip->hardware) {
349 #ifndef OPTi93X
350         case OPTi9XX_HW_82C924:
351                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(4), 0xf0, 0xfc);
352                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(6), 0x02, 0x02);
353
354         case OPTi9XX_HW_82C925:
355                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(1), 0x80, 0x80);
356                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(2), 0x00, 0x20);
357                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(3), 0xf0, 0xff);
358 #ifdef CS4231
359                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(5), 0x02, 0x02);
360 #else
361                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(5), 0x00, 0x02);
362 #endif  /* CS4231 */
363                 break;
364
365         case OPTi9XX_HW_82C928:
366         case OPTi9XX_HW_82C929:
367                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(1), 0x80, 0x80);
368                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(2), 0x00, 0x20);
369                 /*
370                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(3), 0xa2, 0xae);
371                 */
372                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(4), 0x00, 0x0c);
373 #ifdef CS4231
374                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(5), 0x02, 0x02);
375 #else
376                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(5), 0x00, 0x02);
377 #endif  /* CS4231 */
378                 break;
379
380 #else   /* OPTi93X */
381         case OPTi9XX_HW_82C931:
382         case OPTi9XX_HW_82C933:
383                 /*
384                  * The BTC 1817DW has QS1000 wavetable which is connected
385                  * to the serial digital input of the OPTI931.
386                  */
387                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(21), 0x82, 0xff);
388                 /* 
389                  * This bit sets OPTI931 to automaticaly select FM
390                  * or digital input signal.
391                  */
392                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(26), 0x01, 0x01);
393         case OPTi9XX_HW_82C930: /* FALL THROUGH */
394                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(6), 0x02, 0x03);
395                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(3), 0x00, 0xff);
396                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(4), 0x10 |
397                         (chip->hardware == OPTi9XX_HW_82C930 ? 0x00 : 0x04),
398                         0x34);
399                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(5), 0x20, 0xbf);
400                 break;
401 #endif  /* OPTi93X */
402
403         default:
404                 snd_printk(KERN_ERR "chip %d not supported\n", chip->hardware);
405                 return -EINVAL;
406         }
407
408         switch (wss_base) {
409         case 0x530:
410                 wss_base_bits = 0x00;
411                 break;
412         case 0x604:
413                 wss_base_bits = 0x03;
414                 break;
415         case 0xe80:
416                 wss_base_bits = 0x01;
417                 break;
418         case 0xf40:
419                 wss_base_bits = 0x02;
420                 break;
421         default:
422                 snd_printk(KERN_WARNING "WSS port 0x%lx not valid\n", wss_base);
423                 goto __skip_base;
424         }
425         snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(1), wss_base_bits << 4, 0x30);
426
427 __skip_base:
428         switch (irq) {
429 //#ifdef OPTi93X
430         case 5:
431                 irq_bits = 0x05;
432                 break;
433 //#endif        /* OPTi93X */
434         case 7:
435                 irq_bits = 0x01;
436                 break;
437         case 9:
438                 irq_bits = 0x02;
439                 break;
440         case 10:
441                 irq_bits = 0x03;
442                 break;
443         case 11:
444                 irq_bits = 0x04;
445                 break;
446         default:
447                 snd_printk(KERN_WARNING "WSS irq # %d not valid\n", irq);
448                 goto __skip_resources;
449         }
450
451         switch (dma1) {
452         case 0:
453                 dma_bits = 0x01;
454                 break;
455         case 1:
456                 dma_bits = 0x02;
457                 break;
458         case 3:
459                 dma_bits = 0x03;
460                 break;
461         default:
462                 snd_printk(KERN_WARNING "WSS dma1 # %d not valid\n", dma1);
463                 goto __skip_resources;
464         }
465
466 #if defined(CS4231) || defined(OPTi93X)
467         if (dma1 == dma2) {
468                 snd_printk(KERN_ERR "don't want to share dmas\n");
469                 return -EBUSY;
470         }
471
472         switch (dma2) {
473         case 0:
474         case 1:
475                 break;
476         default:
477                 snd_printk(KERN_WARNING "WSS dma2 # %d not valid\n", dma2);
478                 goto __skip_resources;
479         }
480         dma_bits |= 0x04;
481 #endif  /* CS4231 || OPTi93X */
482
483 #ifndef OPTi93X
484          outb(irq_bits << 3 | dma_bits, wss_base);
485 #else /* OPTi93X */
486         snd_opti9xx_write(chip, OPTi9XX_MC_REG(3), (irq_bits << 3 | dma_bits));
487 #endif /* OPTi93X */
488
489 __skip_resources:
490         if (chip->hardware > OPTi9XX_HW_82C928) {
491                 switch (mpu_port) {
492                 case 0:
493                 case -1:
494                         break;
495                 case 0x300:
496                         mpu_port_bits = 0x03;
497                         break;
498                 case 0x310:
499                         mpu_port_bits = 0x02;
500                         break;
501                 case 0x320:
502                         mpu_port_bits = 0x01;
503                         break;
504                 case 0x330:
505                         mpu_port_bits = 0x00;
506                         break;
507                 default:
508                         snd_printk(KERN_WARNING
509                                    "MPU-401 port 0x%lx not valid\n", mpu_port);
510                         goto __skip_mpu;
511                 }
512
513                 switch (mpu_irq) {
514                 case 5:
515                         mpu_irq_bits = 0x02;
516                         break;
517                 case 7:
518                         mpu_irq_bits = 0x03;
519                         break;
520                 case 9:
521                         mpu_irq_bits = 0x00;
522                         break;
523                 case 10:
524                         mpu_irq_bits = 0x01;
525                         break;
526                 default:
527                         snd_printk(KERN_WARNING "MPU-401 irq # %d not valid\n",
528                                 mpu_irq);
529                         goto __skip_mpu;
530                 }
531
532                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(6),
533                         (mpu_port <= 0) ? 0x00 :
534                                 0x80 | mpu_port_bits << 5 | mpu_irq_bits << 3,
535                         0xf8);
536         }
537 __skip_mpu:
538
539         return 0;
540 }
541
542 #ifdef OPTi93X
543
544 static irqreturn_t snd_opti93x_interrupt(int irq, void *dev_id)
545 {
546         struct snd_wss *codec = dev_id;
547         struct snd_opti9xx *chip = codec->card->private_data;
548         unsigned char status;
549
550         status = snd_opti9xx_read(chip, OPTi9XX_MC_REG(11));
551         if ((status & OPTi93X_IRQ_PLAYBACK) && codec->playback_substream)
552                 snd_pcm_period_elapsed(codec->playback_substream);
553         if ((status & OPTi93X_IRQ_CAPTURE) && codec->capture_substream) {
554                 snd_wss_overrange(codec);
555                 snd_pcm_period_elapsed(codec->capture_substream);
556         }
557         outb(0x00, OPTi93X_PORT(codec, STATUS));
558         return IRQ_HANDLED;
559 }
560
561 #endif /* OPTi93X */
562
563 static int __devinit snd_card_opti9xx_detect(struct snd_card *card,
564                                              struct snd_opti9xx *chip)
565 {
566         int i, err;
567
568 #ifndef OPTi93X
569         for (i = OPTi9XX_HW_82C928; i < OPTi9XX_HW_82C930; i++) {
570                 unsigned char value;
571
572                 if ((err = snd_opti9xx_init(chip, i)) < 0)
573                         return err;
574
575                 if ((chip->res_mc_base = request_region(chip->mc_base, chip->mc_base_size, "OPTi9xx MC")) == NULL)
576                         continue;
577
578                 value = snd_opti9xx_read(chip, OPTi9XX_MC_REG(1));
579                 if ((value != 0xff) && (value != inb(chip->mc_base + 1)))
580                         if (value == snd_opti9xx_read(chip, OPTi9XX_MC_REG(1)))
581                                 return 1;
582
583                 release_and_free_resource(chip->res_mc_base);
584                 chip->res_mc_base = NULL;
585
586         }
587 #else   /* OPTi93X */
588         for (i = OPTi9XX_HW_82C931; i >= OPTi9XX_HW_82C930; i--) {
589                 unsigned long flags;
590                 unsigned char value;
591
592                 if ((err = snd_opti9xx_init(chip, i)) < 0)
593                         return err;
594
595                 if ((chip->res_mc_base = request_region(chip->mc_base, chip->mc_base_size, "OPTi9xx MC")) == NULL)
596                         continue;
597
598                 spin_lock_irqsave(&chip->lock, flags);
599                 outb(chip->password, chip->mc_base + chip->pwd_reg);
600                 outb(((chip->mc_indir_index & (1 << 8)) >> 4) |
601                         ((chip->mc_indir_index & 0xf0) >> 4), chip->mc_base);
602                 spin_unlock_irqrestore(&chip->lock, flags);
603
604                 value = snd_opti9xx_read(chip, OPTi9XX_MC_REG(7));
605                 snd_opti9xx_write(chip, OPTi9XX_MC_REG(7), 0xff - value);
606                 if (snd_opti9xx_read(chip, OPTi9XX_MC_REG(7)) == 0xff - value)
607                         return 1;
608
609                 release_and_free_resource(chip->res_mc_base);
610                 chip->res_mc_base = NULL;
611         }
612 #endif  /* OPTi93X */
613
614         return -ENODEV;
615 }
616
617 #ifdef CONFIG_PNP
618 static int __devinit snd_card_opti9xx_pnp(struct snd_opti9xx *chip,
619                                           struct pnp_card_link *card,
620                                           const struct pnp_card_device_id *pid)
621 {
622         struct pnp_dev *pdev;
623         int err;
624
625         chip->dev = pnp_request_card_device(card, pid->devs[0].id, NULL);
626         if (chip->dev == NULL)
627                 return -EBUSY;
628
629         chip->devmpu = pnp_request_card_device(card, pid->devs[1].id, NULL);
630
631         pdev = chip->dev;
632
633         err = pnp_activate_dev(pdev);
634         if (err < 0) {
635                 snd_printk(KERN_ERR "AUDIO pnp configure failure: %d\n", err);
636                 return err;
637         }
638
639 #ifdef OPTi93X
640         port = pnp_port_start(pdev, 0) - 4;
641         fm_port = pnp_port_start(pdev, 1) + 8;
642 #else
643         if (pid->driver_data != 0x0924)
644                 port = pnp_port_start(pdev, 1);
645         fm_port = pnp_port_start(pdev, 2) + 8;
646 #endif  /* OPTi93X */
647         irq = pnp_irq(pdev, 0);
648         dma1 = pnp_dma(pdev, 0);
649 #if defined(CS4231) || defined(OPTi93X)
650         dma2 = pnp_dma(pdev, 1);
651 #endif  /* CS4231 || OPTi93X */
652
653         pdev = chip->devmpu;
654         if (pdev && mpu_port > 0) {
655                 err = pnp_activate_dev(pdev);
656                 if (err < 0) {
657                         snd_printk(KERN_ERR "AUDIO pnp configure failure\n");
658                         mpu_port = -1;
659                         chip->devmpu = NULL;
660                 } else {
661                         mpu_port = pnp_port_start(pdev, 0);
662                         mpu_irq = pnp_irq(pdev, 0);
663                 }
664         }
665         return pid->driver_data;
666 }
667 #endif  /* CONFIG_PNP */
668
669 static void snd_card_opti9xx_free(struct snd_card *card)
670 {
671         struct snd_opti9xx *chip = card->private_data;
672         
673         if (chip) {
674 #ifdef OPTi93X
675                 struct snd_wss *codec = chip->codec;
676                 if (codec && codec->irq > 0) {
677                         disable_irq(codec->irq);
678                         free_irq(codec->irq, codec);
679                 }
680 #endif
681                 release_and_free_resource(chip->res_mc_base);
682         }
683 }
684
685 static int __devinit snd_opti9xx_probe(struct snd_card *card)
686 {
687         static long possible_ports[] = {0x530, 0xe80, 0xf40, 0x604, -1};
688         int error;
689         int xdma2;
690         struct snd_opti9xx *chip = card->private_data;
691         struct snd_wss *codec;
692 #ifdef CS4231
693         struct snd_timer *timer;
694 #endif
695         struct snd_pcm *pcm;
696         struct snd_rawmidi *rmidi;
697         struct snd_hwdep *synth;
698
699         if (! chip->res_mc_base &&
700             (chip->res_mc_base = request_region(chip->mc_base, chip->mc_base_size,
701                                                 "OPTi9xx MC")) == NULL)
702                 return -ENOMEM;
703
704 #if defined(CS4231) || defined(OPTi93X)
705         xdma2 = dma2;
706 #else
707         xdma2 = -1;
708 #endif
709
710         if (port == SNDRV_AUTO_PORT) {
711                 port = snd_legacy_find_free_ioport(possible_ports, 4);
712                 if (port < 0) {
713                         snd_printk(KERN_ERR "unable to find a free WSS port\n");
714                         return -EBUSY;
715                 }
716         }
717         error = snd_opti9xx_configure(chip, port, irq, dma1, xdma2,
718                                       mpu_port, mpu_irq);
719         if (error)
720                 return error;
721
722         error = snd_wss_create(card, port + 4, -1, irq, dma1, xdma2,
723 #ifdef OPTi93X
724                                WSS_HW_OPTI93X, WSS_HWSHARE_IRQ,
725 #else
726                                WSS_HW_DETECT, 0,
727 #endif
728                                &codec);
729         if (error < 0)
730                 return error;
731 #ifdef OPTi93X
732         chip->codec = codec;
733 #endif
734         error = snd_wss_pcm(codec, 0, &pcm);
735         if (error < 0)
736                 return error;
737         error = snd_wss_mixer(codec);
738         if (error < 0)
739                 return error;
740 #ifdef CS4231
741         error = snd_wss_timer(codec, 0, &timer);
742         if (error < 0)
743                 return error;
744 #endif
745 #ifdef OPTi93X
746         error = request_irq(irq, snd_opti93x_interrupt,
747                             IRQF_DISABLED, DEV_NAME" - WSS", codec);
748         if (error < 0) {
749                 snd_printk(KERN_ERR "opti9xx: can't grab IRQ %d\n", chip->irq);
750                 return error;
751         }
752 #endif
753         chip->irq = irq;
754         strcpy(card->driver, chip->name);
755         sprintf(card->shortname, "OPTi %s", card->driver);
756 #if defined(CS4231) || defined(OPTi93X)
757         sprintf(card->longname, "%s, %s at 0x%lx, irq %d, dma %d&%d",
758                 card->shortname, pcm->name, port + 4, irq, dma1, xdma2);
759 #else
760         sprintf(card->longname, "%s, %s at 0x%lx, irq %d, dma %d",
761                 card->shortname, pcm->name, port + 4, irq, dma1);
762 #endif  /* CS4231 || OPTi93X */
763
764         if (mpu_port <= 0 || mpu_port == SNDRV_AUTO_PORT)
765                 rmidi = NULL;
766         else {
767                 error = snd_mpu401_uart_new(card, 0, MPU401_HW_MPU401,
768                                 mpu_port, 0, mpu_irq, IRQF_DISABLED, &rmidi);
769                 if (error)
770                         snd_printk(KERN_WARNING "no MPU-401 device at 0x%lx?\n",
771                                    mpu_port);
772         }
773
774         if (fm_port > 0 && fm_port != SNDRV_AUTO_PORT) {
775                 struct snd_opl3 *opl3 = NULL;
776 #ifndef OPTi93X
777                 if (chip->hardware == OPTi9XX_HW_82C928 ||
778                     chip->hardware == OPTi9XX_HW_82C929 ||
779                     chip->hardware == OPTi9XX_HW_82C924) {
780                         struct snd_opl4 *opl4;
781                         /* assume we have an OPL4 */
782                         snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(2),
783                                                0x20, 0x20);
784                         if (snd_opl4_create(card, fm_port, fm_port - 8,
785                                             2, &opl3, &opl4) < 0) {
786                                 /* no luck, use OPL3 instead */
787                                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(2),
788                                                        0x00, 0x20);
789                         }
790                 }
791 #endif  /* !OPTi93X */
792                 if (!opl3 && snd_opl3_create(card, fm_port, fm_port + 2,
793                                              OPL3_HW_AUTO, 0, &opl3) < 0) {
794                         snd_printk(KERN_WARNING "no OPL device at 0x%lx-0x%lx\n",
795                                    fm_port, fm_port + 4 - 1);
796                 }
797                 if (opl3) {
798                         error = snd_opl3_hwdep_new(opl3, 0, 1, &synth);
799                         if (error < 0)
800                                 return error;
801                 }
802         }
803
804         return snd_card_register(card);
805 }
806
807 static int snd_opti9xx_card_new(struct snd_card **cardp)
808 {
809         struct snd_card *card;
810         int err;
811
812         err = snd_card_create(index, id, THIS_MODULE,
813                               sizeof(struct snd_opti9xx), &card);
814         if (err < 0)
815                 return err;
816         card->private_free = snd_card_opti9xx_free;
817         *cardp = card;
818         return 0;
819 }
820
821 static int __devinit snd_opti9xx_isa_match(struct device *devptr,
822                                            unsigned int dev)
823 {
824 #ifdef CONFIG_PNP
825         if (snd_opti9xx_pnp_is_probed)
826                 return 0;
827         if (isapnp)
828                 return 0;
829 #endif
830         return 1;
831 }
832
833 static int __devinit snd_opti9xx_isa_probe(struct device *devptr,
834                                            unsigned int dev)
835 {
836         struct snd_card *card;
837         int error;
838         static long possible_mpu_ports[] = {0x300, 0x310, 0x320, 0x330, -1};
839 #ifdef OPTi93X
840         static int possible_irqs[] = {5, 9, 10, 11, 7, -1};
841 #else
842         static int possible_irqs[] = {9, 10, 11, 7, -1};
843 #endif  /* OPTi93X */
844         static int possible_mpu_irqs[] = {5, 9, 10, 7, -1};
845         static int possible_dma1s[] = {3, 1, 0, -1};
846 #if defined(CS4231) || defined(OPTi93X)
847         static int possible_dma2s[][2] = {{1,-1}, {0,-1}, {-1,-1}, {0,-1}};
848 #endif  /* CS4231 || OPTi93X */
849
850         if (mpu_port == SNDRV_AUTO_PORT) {
851                 if ((mpu_port = snd_legacy_find_free_ioport(possible_mpu_ports, 2)) < 0) {
852                         snd_printk(KERN_ERR "unable to find a free MPU401 port\n");
853                         return -EBUSY;
854                 }
855         }
856         if (irq == SNDRV_AUTO_IRQ) {
857                 if ((irq = snd_legacy_find_free_irq(possible_irqs)) < 0) {
858                         snd_printk(KERN_ERR "unable to find a free IRQ\n");
859                         return -EBUSY;
860                 }
861         }
862         if (mpu_irq == SNDRV_AUTO_IRQ) {
863                 if ((mpu_irq = snd_legacy_find_free_irq(possible_mpu_irqs)) < 0) {
864                         snd_printk(KERN_ERR "unable to find a free MPU401 IRQ\n");
865                         return -EBUSY;
866                 }
867         }
868         if (dma1 == SNDRV_AUTO_DMA) {
869                 if ((dma1 = snd_legacy_find_free_dma(possible_dma1s)) < 0) {
870                         snd_printk(KERN_ERR "unable to find a free DMA1\n");
871                         return -EBUSY;
872                 }
873         }
874 #if defined(CS4231) || defined(OPTi93X)
875         if (dma2 == SNDRV_AUTO_DMA) {
876                 if ((dma2 = snd_legacy_find_free_dma(possible_dma2s[dma1 % 4])) < 0) {
877                         snd_printk(KERN_ERR "unable to find a free DMA2\n");
878                         return -EBUSY;
879                 }
880         }
881 #endif
882
883         error = snd_opti9xx_card_new(&card);
884         if (error < 0)
885                 return error;
886
887         if ((error = snd_card_opti9xx_detect(card, card->private_data)) < 0) {
888                 snd_card_free(card);
889                 return error;
890         }
891         snd_card_set_dev(card, devptr);
892         if ((error = snd_opti9xx_probe(card)) < 0) {
893                 snd_card_free(card);
894                 return error;
895         }
896         dev_set_drvdata(devptr, card);
897         return 0;
898 }
899
900 static int __devexit snd_opti9xx_isa_remove(struct device *devptr,
901                                             unsigned int dev)
902 {
903         snd_card_free(dev_get_drvdata(devptr));
904         dev_set_drvdata(devptr, NULL);
905         return 0;
906 }
907
908 static struct isa_driver snd_opti9xx_driver = {
909         .match          = snd_opti9xx_isa_match,
910         .probe          = snd_opti9xx_isa_probe,
911         .remove         = __devexit_p(snd_opti9xx_isa_remove),
912         /* FIXME: suspend/resume */
913         .driver         = {
914                 .name   = DEV_NAME
915         },
916 };
917
918 #ifdef CONFIG_PNP
919 static int __devinit snd_opti9xx_pnp_probe(struct pnp_card_link *pcard,
920                                            const struct pnp_card_device_id *pid)
921 {
922         struct snd_card *card;
923         int error, hw;
924         struct snd_opti9xx *chip;
925
926         if (snd_opti9xx_pnp_is_probed)
927                 return -EBUSY;
928         if (! isapnp)
929                 return -ENODEV;
930         error = snd_opti9xx_card_new(&card);
931         if (error < 0)
932                 return error;
933         chip = card->private_data;
934
935         hw = snd_card_opti9xx_pnp(chip, pcard, pid);
936         switch (hw) {
937         case 0x0924:
938                 hw = OPTi9XX_HW_82C924;
939                 break;
940         case 0x0925:
941                 hw = OPTi9XX_HW_82C925;
942                 break;
943         case 0x0931:
944                 hw = OPTi9XX_HW_82C931;
945                 break;
946         default:
947                 snd_card_free(card);
948                 return -ENODEV;
949         }
950
951         if ((error = snd_opti9xx_init(chip, hw))) {
952                 snd_card_free(card);
953                 return error;
954         }
955         if (hw <= OPTi9XX_HW_82C930)
956                 chip->mc_base -= 0x80;
957         snd_card_set_dev(card, &pcard->card->dev);
958         if ((error = snd_opti9xx_probe(card)) < 0) {
959                 snd_card_free(card);
960                 return error;
961         }
962         pnp_set_card_drvdata(pcard, card);
963         snd_opti9xx_pnp_is_probed = 1;
964         return 0;
965 }
966
967 static void __devexit snd_opti9xx_pnp_remove(struct pnp_card_link * pcard)
968 {
969         snd_card_free(pnp_get_card_drvdata(pcard));
970         pnp_set_card_drvdata(pcard, NULL);
971         snd_opti9xx_pnp_is_probed = 0;
972 }
973
974 static struct pnp_card_driver opti9xx_pnpc_driver = {
975         .flags          = PNP_DRIVER_RES_DISABLE,
976         .name           = "opti9xx",
977         .id_table       = snd_opti9xx_pnpids,
978         .probe          = snd_opti9xx_pnp_probe,
979         .remove         = __devexit_p(snd_opti9xx_pnp_remove),
980 };
981 #endif
982
983 #ifdef OPTi93X
984 #define CHIP_NAME       "82C93x"
985 #else
986 #define CHIP_NAME       "82C92x"
987 #endif
988
989 static int __init alsa_card_opti9xx_init(void)
990 {
991 #ifdef CONFIG_PNP
992         pnp_register_card_driver(&opti9xx_pnpc_driver);
993         if (snd_opti9xx_pnp_is_probed)
994                 return 0;
995         pnp_unregister_card_driver(&opti9xx_pnpc_driver);
996 #endif
997         return isa_register_driver(&snd_opti9xx_driver, 1);
998 }
999
1000 static void __exit alsa_card_opti9xx_exit(void)
1001 {
1002         if (!snd_opti9xx_pnp_is_probed) {
1003                 isa_unregister_driver(&snd_opti9xx_driver);
1004                 return;
1005         }
1006 #ifdef CONFIG_PNP
1007         pnp_unregister_card_driver(&opti9xx_pnpc_driver);
1008 #endif
1009 }
1010
1011 module_init(alsa_card_opti9xx_init)
1012 module_exit(alsa_card_opti9xx_exit)