5750f38bb7973f7c5da9762c3499f1703ccb2af0
[linux-2.6.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         long wss_base;
145         int irq;
146         int dma1;
147         int dma2;
148
149         long fm_port;
150
151         long mpu_port;
152         int mpu_irq;
153
154 #ifdef CONFIG_PNP
155         struct pnp_dev *dev;
156         struct pnp_dev *devmpu;
157 #endif  /* CONFIG_PNP */
158 };
159
160 static int snd_opti9xx_pnp_is_probed;
161
162 #ifdef CONFIG_PNP
163
164 static struct pnp_card_device_id snd_opti9xx_pnpids[] = {
165 #ifndef OPTi93X
166         /* OPTi 82C924 */
167         { .id = "OPT0924", .devs = { { "OPT0000" }, { "OPT0002" } }, .driver_data = 0x0924 },
168         /* OPTi 82C925 */
169         { .id = "OPT0925", .devs = { { "OPT9250" }, { "OPT0002" } }, .driver_data = 0x0925 },
170 #else
171         /* OPTi 82C931/3 */
172         { .id = "OPT0931", .devs = { { "OPT9310" }, { "OPT0002" } }, .driver_data = 0x0931 },
173 #endif  /* OPTi93X */
174         { .id = "" }
175 };
176
177 MODULE_DEVICE_TABLE(pnp_card, snd_opti9xx_pnpids);
178
179 #endif  /* CONFIG_PNP */
180
181 #ifdef OPTi93X
182 #define DEV_NAME "opti93x"
183 #else
184 #define DEV_NAME "opti92x"
185 #endif
186
187 static char * snd_opti9xx_names[] = {
188         "unkown",
189         "82C928",       "82C929",
190         "82C924",       "82C925",
191         "82C930",       "82C931",       "82C933"
192 };
193
194
195 static long __devinit snd_legacy_find_free_ioport(long *port_table, long size)
196 {
197         while (*port_table != -1) {
198                 if (request_region(*port_table, size, "ALSA test")) {
199                         release_region(*port_table, size);
200                         return *port_table;
201                 }
202                 port_table++;
203         }
204         return -1;
205 }
206
207 static int __devinit snd_opti9xx_init(struct snd_opti9xx *chip,
208                                       unsigned short hardware)
209 {
210         static int opti9xx_mc_size[] = {7, 7, 10, 10, 2, 2, 2};
211
212         chip->hardware = hardware;
213         strcpy(chip->name, snd_opti9xx_names[hardware]);
214
215         chip->mc_base_size = opti9xx_mc_size[hardware];  
216
217         spin_lock_init(&chip->lock);
218
219         chip->wss_base = -1;
220         chip->irq = -1;
221         chip->dma1 = -1;
222         chip->dma2 = -1;
223         chip->fm_port = -1;
224         chip->mpu_port = -1;
225         chip->mpu_irq = -1;
226
227         switch (hardware) {
228 #ifndef OPTi93X
229         case OPTi9XX_HW_82C928:
230         case OPTi9XX_HW_82C929:
231                 chip->mc_base = 0xf8c;
232                 chip->password = (hardware == OPTi9XX_HW_82C928) ? 0xe2 : 0xe3;
233                 chip->pwd_reg = 3;
234                 break;
235
236         case OPTi9XX_HW_82C924:
237         case OPTi9XX_HW_82C925:
238                 chip->mc_base = 0xf8c;
239                 chip->password = 0xe5;
240                 chip->pwd_reg = 3;
241                 break;
242 #else   /* OPTi93X */
243
244         case OPTi9XX_HW_82C930:
245         case OPTi9XX_HW_82C931:
246         case OPTi9XX_HW_82C933:
247                 chip->mc_base = (hardware == OPTi9XX_HW_82C930) ? 0xf8f : 0xf8d;
248                 chip->mc_indir_index = 0xe0e;
249                 chip->password = 0xe4;
250                 chip->pwd_reg = 0;
251                 break;
252 #endif  /* OPTi93X */
253
254         default:
255                 snd_printk("chip %d not supported\n", hardware);
256                 return -ENODEV;
257         }
258         return 0;
259 }
260
261 static unsigned char snd_opti9xx_read(struct snd_opti9xx *chip,
262                                       unsigned char reg)
263 {
264         unsigned long flags;
265         unsigned char retval = 0xff;
266
267         spin_lock_irqsave(&chip->lock, flags);
268         outb(chip->password, chip->mc_base + chip->pwd_reg);
269
270         switch (chip->hardware) {
271 #ifndef OPTi93X
272         case OPTi9XX_HW_82C924:
273         case OPTi9XX_HW_82C925:
274                 if (reg > 7) {
275                         outb(reg, chip->mc_base + 8);
276                         outb(chip->password, chip->mc_base + chip->pwd_reg);
277                         retval = inb(chip->mc_base + 9);
278                         break;
279                 }
280
281         case OPTi9XX_HW_82C928:
282         case OPTi9XX_HW_82C929:
283                 retval = inb(chip->mc_base + reg);
284                 break;
285 #else   /* OPTi93X */
286
287         case OPTi9XX_HW_82C930:
288         case OPTi9XX_HW_82C931:
289         case OPTi9XX_HW_82C933:
290                 outb(reg, chip->mc_indir_index);
291                 outb(chip->password, chip->mc_base + chip->pwd_reg);
292                 retval = inb(chip->mc_indir_index + 1);
293                 break;
294 #endif  /* OPTi93X */
295
296         default:
297                 snd_printk("chip %d not supported\n", chip->hardware);
298         }
299
300         spin_unlock_irqrestore(&chip->lock, flags);
301         return retval;
302 }
303         
304 static void snd_opti9xx_write(struct snd_opti9xx *chip, unsigned char reg,
305                               unsigned char value)
306 {
307         unsigned long flags;
308
309         spin_lock_irqsave(&chip->lock, flags);
310         outb(chip->password, chip->mc_base + chip->pwd_reg);
311
312         switch (chip->hardware) {
313 #ifndef OPTi93X
314         case OPTi9XX_HW_82C924:
315         case OPTi9XX_HW_82C925:
316                 if (reg > 7) {
317                         outb(reg, chip->mc_base + 8);
318                         outb(chip->password, chip->mc_base + chip->pwd_reg);
319                         outb(value, chip->mc_base + 9);
320                         break;
321                 }
322
323         case OPTi9XX_HW_82C928:
324         case OPTi9XX_HW_82C929:
325                 outb(value, chip->mc_base + reg);
326                 break;
327 #else   /* OPTi93X */
328
329         case OPTi9XX_HW_82C930:
330         case OPTi9XX_HW_82C931:
331         case OPTi9XX_HW_82C933:
332                 outb(reg, chip->mc_indir_index);
333                 outb(chip->password, chip->mc_base + chip->pwd_reg);
334                 outb(value, chip->mc_indir_index + 1);
335                 break;
336 #endif  /* OPTi93X */
337
338         default:
339                 snd_printk("chip %d not supported\n", chip->hardware);
340         }
341
342         spin_unlock_irqrestore(&chip->lock, flags);
343 }
344
345
346 #define snd_opti9xx_write_mask(chip, reg, value, mask)  \
347         snd_opti9xx_write(chip, reg,                    \
348                 (snd_opti9xx_read(chip, reg) & ~(mask)) | ((value) & (mask)))
349
350
351 static int __devinit snd_opti9xx_configure(struct snd_opti9xx *chip)
352 {
353         unsigned char wss_base_bits;
354         unsigned char irq_bits;
355         unsigned char dma_bits;
356         unsigned char mpu_port_bits = 0;
357         unsigned char mpu_irq_bits;
358
359         switch (chip->hardware) {
360 #ifndef OPTi93X
361         case OPTi9XX_HW_82C924:
362                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(4), 0xf0, 0xfc);
363                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(6), 0x02, 0x02);
364
365         case OPTi9XX_HW_82C925:
366                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(1), 0x80, 0x80);
367                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(2), 0x00, 0x20);
368                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(3), 0xf0, 0xff);
369 #ifdef CS4231
370                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(5), 0x02, 0x02);
371 #else
372                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(5), 0x00, 0x02);
373 #endif  /* CS4231 */
374                 break;
375
376         case OPTi9XX_HW_82C928:
377         case OPTi9XX_HW_82C929:
378                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(1), 0x80, 0x80);
379                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(2), 0x00, 0x20);
380                 /*
381                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(3), 0xa2, 0xae);
382                 */
383                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(4), 0x00, 0x0c);
384 #ifdef CS4231
385                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(5), 0x02, 0x02);
386 #else
387                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(5), 0x00, 0x02);
388 #endif  /* CS4231 */
389                 break;
390
391 #else   /* OPTi93X */
392         case OPTi9XX_HW_82C931:
393         case OPTi9XX_HW_82C933:
394                 /*
395                  * The BTC 1817DW has QS1000 wavetable which is connected
396                  * to the serial digital input of the OPTI931.
397                  */
398                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(21), 0x82, 0xff);
399                 /* 
400                  * This bit sets OPTI931 to automaticaly select FM
401                  * or digital input signal.
402                  */
403                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(26), 0x01, 0x01);
404         case OPTi9XX_HW_82C930: /* FALL THROUGH */
405                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(6), 0x02, 0x03);
406                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(3), 0x00, 0xff);
407                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(4), 0x10 |
408                         (chip->hardware == OPTi9XX_HW_82C930 ? 0x00 : 0x04),
409                         0x34);
410                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(5), 0x20, 0xbf);
411                 break;
412 #endif  /* OPTi93X */
413
414         default:
415                 snd_printk("chip %d not supported\n", chip->hardware);
416                 return -EINVAL;
417         }
418
419         switch (chip->wss_base) {
420         case 0x530:
421                 wss_base_bits = 0x00;
422                 break;
423         case 0x604:
424                 wss_base_bits = 0x03;
425                 break;
426         case 0xe80:
427                 wss_base_bits = 0x01;
428                 break;
429         case 0xf40:
430                 wss_base_bits = 0x02;
431                 break;
432         default:
433                 snd_printk("WSS port 0x%lx not valid\n", chip->wss_base);
434                 goto __skip_base;
435         }
436         snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(1), wss_base_bits << 4, 0x30);
437
438 __skip_base:
439         switch (chip->irq) {
440 //#ifdef OPTi93X
441         case 5:
442                 irq_bits = 0x05;
443                 break;
444 //#endif        /* OPTi93X */
445         case 7:
446                 irq_bits = 0x01;
447                 break;
448         case 9:
449                 irq_bits = 0x02;
450                 break;
451         case 10:
452                 irq_bits = 0x03;
453                 break;
454         case 11:
455                 irq_bits = 0x04;
456                 break;
457         default:
458                 snd_printk("WSS irq # %d not valid\n", chip->irq);
459                 goto __skip_resources;
460         }
461
462         switch (chip->dma1) {
463         case 0:
464                 dma_bits = 0x01;
465                 break;
466         case 1:
467                 dma_bits = 0x02;
468                 break;
469         case 3:
470                 dma_bits = 0x03;
471                 break;
472         default:
473                 snd_printk("WSS dma1 # %d not valid\n", chip->dma1);
474                 goto __skip_resources;
475         }
476
477 #if defined(CS4231) || defined(OPTi93X)
478         if (chip->dma1 == chip->dma2) {
479                 snd_printk("don't want to share dmas\n");
480                 return -EBUSY;
481         }
482
483         switch (chip->dma2) {
484         case 0:
485         case 1:
486                 break;
487         default:
488                 snd_printk("WSS dma2 # %d not valid\n", chip->dma2);
489                 goto __skip_resources;
490         }
491         dma_bits |= 0x04;
492 #endif  /* CS4231 || OPTi93X */
493
494 #ifndef OPTi93X
495          outb(irq_bits << 3 | dma_bits, chip->wss_base);
496 #else /* OPTi93X */
497         snd_opti9xx_write(chip, OPTi9XX_MC_REG(3), (irq_bits << 3 | dma_bits));
498 #endif /* OPTi93X */
499
500 __skip_resources:
501         if (chip->hardware > OPTi9XX_HW_82C928) {
502                 switch (chip->mpu_port) {
503                 case 0:
504                 case -1:
505                         break;
506                 case 0x300:
507                         mpu_port_bits = 0x03;
508                         break;
509                 case 0x310:
510                         mpu_port_bits = 0x02;
511                         break;
512                 case 0x320:
513                         mpu_port_bits = 0x01;
514                         break;
515                 case 0x330:
516                         mpu_port_bits = 0x00;
517                         break;
518                 default:
519                         snd_printk("MPU-401 port 0x%lx not valid\n",
520                                 chip->mpu_port);
521                         goto __skip_mpu;
522                 }
523
524                 switch (chip->mpu_irq) {
525                 case 5:
526                         mpu_irq_bits = 0x02;
527                         break;
528                 case 7:
529                         mpu_irq_bits = 0x03;
530                         break;
531                 case 9:
532                         mpu_irq_bits = 0x00;
533                         break;
534                 case 10:
535                         mpu_irq_bits = 0x01;
536                         break;
537                 default:
538                         snd_printk("MPU-401 irq # %d not valid\n",
539                                 chip->mpu_irq);
540                         goto __skip_mpu;
541                 }
542
543                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(6),
544                         (chip->mpu_port <= 0) ? 0x00 :
545                                 0x80 | mpu_port_bits << 5 | mpu_irq_bits << 3,
546                         0xf8);
547         }
548 __skip_mpu:
549
550         return 0;
551 }
552
553 #ifdef OPTi93X
554
555 static irqreturn_t snd_opti93x_interrupt(int irq, void *dev_id)
556 {
557         struct snd_wss *codec = dev_id;
558         struct snd_opti9xx *chip = codec->card->private_data;
559         unsigned char status;
560
561         status = snd_opti9xx_read(chip, OPTi9XX_MC_REG(11));
562         if ((status & OPTi93X_IRQ_PLAYBACK) && codec->playback_substream)
563                 snd_pcm_period_elapsed(codec->playback_substream);
564         if ((status & OPTi93X_IRQ_CAPTURE) && codec->capture_substream) {
565                 snd_wss_overrange(codec);
566                 snd_pcm_period_elapsed(codec->capture_substream);
567         }
568         outb(0x00, OPTi93X_PORT(codec, STATUS));
569         return IRQ_HANDLED;
570 }
571
572 #endif /* OPTi93X */
573
574 static int __devinit snd_card_opti9xx_detect(struct snd_card *card,
575                                              struct snd_opti9xx *chip)
576 {
577         int i, err;
578
579 #ifndef OPTi93X
580         for (i = OPTi9XX_HW_82C928; i < OPTi9XX_HW_82C930; i++) {
581                 unsigned char value;
582
583                 if ((err = snd_opti9xx_init(chip, i)) < 0)
584                         return err;
585
586                 if ((chip->res_mc_base = request_region(chip->mc_base, chip->mc_base_size, "OPTi9xx MC")) == NULL)
587                         continue;
588
589                 value = snd_opti9xx_read(chip, OPTi9XX_MC_REG(1));
590                 if ((value != 0xff) && (value != inb(chip->mc_base + 1)))
591                         if (value == snd_opti9xx_read(chip, OPTi9XX_MC_REG(1)))
592                                 return 1;
593
594                 release_and_free_resource(chip->res_mc_base);
595                 chip->res_mc_base = NULL;
596
597         }
598 #else   /* OPTi93X */
599         for (i = OPTi9XX_HW_82C931; i >= OPTi9XX_HW_82C930; i--) {
600                 unsigned long flags;
601                 unsigned char value;
602
603                 if ((err = snd_opti9xx_init(chip, i)) < 0)
604                         return err;
605
606                 if ((chip->res_mc_base = request_region(chip->mc_base, chip->mc_base_size, "OPTi9xx MC")) == NULL)
607                         continue;
608
609                 spin_lock_irqsave(&chip->lock, flags);
610                 outb(chip->password, chip->mc_base + chip->pwd_reg);
611                 outb(((chip->mc_indir_index & (1 << 8)) >> 4) |
612                         ((chip->mc_indir_index & 0xf0) >> 4), chip->mc_base);
613                 spin_unlock_irqrestore(&chip->lock, flags);
614
615                 value = snd_opti9xx_read(chip, OPTi9XX_MC_REG(7));
616                 snd_opti9xx_write(chip, OPTi9XX_MC_REG(7), 0xff - value);
617                 if (snd_opti9xx_read(chip, OPTi9XX_MC_REG(7)) == 0xff - value)
618                         return 1;
619
620                 release_and_free_resource(chip->res_mc_base);
621                 chip->res_mc_base = NULL;
622         }
623 #endif  /* OPTi93X */
624
625         return -ENODEV;
626 }
627
628 #ifdef CONFIG_PNP
629 static int __devinit snd_card_opti9xx_pnp(struct snd_opti9xx *chip,
630                                           struct pnp_card_link *card,
631                                           const struct pnp_card_device_id *pid)
632 {
633         struct pnp_dev *pdev;
634         int err;
635
636         chip->dev = pnp_request_card_device(card, pid->devs[0].id, NULL);
637         if (chip->dev == NULL)
638                 return -EBUSY;
639
640         chip->devmpu = pnp_request_card_device(card, pid->devs[1].id, NULL);
641
642         pdev = chip->dev;
643
644         err = pnp_activate_dev(pdev);
645         if (err < 0) {
646                 snd_printk(KERN_ERR "AUDIO pnp configure failure: %d\n", err);
647                 return err;
648         }
649
650 #ifdef OPTi93X
651         port = pnp_port_start(pdev, 0) - 4;
652         fm_port = pnp_port_start(pdev, 1) + 8;
653 #else
654         if (pid->driver_data != 0x0924)
655                 port = pnp_port_start(pdev, 1);
656         fm_port = pnp_port_start(pdev, 2) + 8;
657 #endif  /* OPTi93X */
658         irq = pnp_irq(pdev, 0);
659         dma1 = pnp_dma(pdev, 0);
660 #if defined(CS4231) || defined(OPTi93X)
661         dma2 = pnp_dma(pdev, 1);
662 #endif  /* CS4231 || OPTi93X */
663
664         pdev = chip->devmpu;
665         if (pdev && mpu_port > 0) {
666                 err = pnp_activate_dev(pdev);
667                 if (err < 0) {
668                         snd_printk(KERN_ERR "AUDIO pnp configure failure\n");
669                         mpu_port = -1;
670                         chip->devmpu = NULL;
671                 } else {
672                         mpu_port = pnp_port_start(pdev, 0);
673                         mpu_irq = pnp_irq(pdev, 0);
674                 }
675         }
676         return pid->driver_data;
677 }
678 #endif  /* CONFIG_PNP */
679
680 static void snd_card_opti9xx_free(struct snd_card *card)
681 {
682         struct snd_opti9xx *chip = card->private_data;
683         
684         if (chip) {
685 #ifdef OPTi93X
686                 struct snd_wss *codec = chip->codec;
687                 if (codec && codec->irq > 0) {
688                         disable_irq(codec->irq);
689                         free_irq(codec->irq, codec);
690                 }
691 #endif
692                 release_and_free_resource(chip->res_mc_base);
693         }
694 }
695
696 static int __devinit snd_opti9xx_probe(struct snd_card *card)
697 {
698         static long possible_ports[] = {0x530, 0xe80, 0xf40, 0x604, -1};
699         int error;
700         struct snd_opti9xx *chip = card->private_data;
701         struct snd_wss *codec;
702 #ifdef CS4231
703         struct snd_timer *timer;
704 #endif
705         struct snd_pcm *pcm;
706         struct snd_rawmidi *rmidi;
707         struct snd_hwdep *synth;
708
709         if (! chip->res_mc_base &&
710             (chip->res_mc_base = request_region(chip->mc_base, chip->mc_base_size,
711                                                 "OPTi9xx MC")) == NULL)
712                 return -ENOMEM;
713
714         chip->wss_base = port;
715         chip->fm_port = fm_port;
716         chip->mpu_port = mpu_port;
717         chip->irq = irq;
718         chip->mpu_irq = mpu_irq;
719         chip->dma1 = dma1;
720 #if defined(CS4231) || defined(OPTi93X)
721         chip->dma2 = dma2;
722 #else
723         chip->dma2 = -1;
724 #endif
725
726         if (chip->wss_base == SNDRV_AUTO_PORT) {
727                 chip->wss_base = snd_legacy_find_free_ioport(possible_ports, 4);
728                 if (chip->wss_base < 0) {
729                         snd_printk("unable to find a free WSS port\n");
730                         return -EBUSY;
731                 }
732         }
733         error = snd_opti9xx_configure(chip);
734         if (error)
735                 return error;
736
737         error = snd_wss_create(card, chip->wss_base + 4, -1,
738                                chip->irq, chip->dma1, chip->dma2,
739 #ifdef OPTi93X
740                                WSS_HW_OPTI93X, WSS_HWSHARE_IRQ,
741 #else
742                                WSS_HW_DETECT, 0,
743 #endif
744                                &codec);
745         if (error < 0)
746                 return error;
747 #ifdef OPTi93X
748         chip->codec = codec;
749 #endif
750         error = snd_wss_pcm(codec, 0, &pcm);
751         if (error < 0)
752                 return error;
753         error = snd_wss_mixer(codec);
754         if (error < 0)
755                 return error;
756 #ifdef CS4231
757         error = snd_wss_timer(codec, 0, &timer);
758         if (error < 0)
759                 return error;
760 #endif
761 #ifdef OPTi93X
762         error = request_irq(chip->irq, snd_opti93x_interrupt,
763                             IRQF_DISABLED, DEV_NAME" - WSS", codec);
764         if (error < 0) {
765                 snd_printk(KERN_ERR "opti9xx: can't grab IRQ %d\n", chip->irq);
766                 return error;
767         }
768 #endif
769         strcpy(card->driver, chip->name);
770         sprintf(card->shortname, "OPTi %s", card->driver);
771 #if defined(CS4231) || defined(OPTi93X)
772         sprintf(card->longname, "%s, %s at 0x%lx, irq %d, dma %d&%d",
773                 card->shortname, pcm->name, chip->wss_base + 4,
774                 chip->irq, chip->dma1, chip->dma2);
775 #else
776         sprintf(card->longname, "%s, %s at 0x%lx, irq %d, dma %d",
777                 card->shortname, pcm->name, chip->wss_base + 4,
778                 chip->irq, chip->dma1);
779 #endif  /* CS4231 || OPTi93X */
780
781         if (chip->mpu_port <= 0 || chip->mpu_port == SNDRV_AUTO_PORT)
782                 rmidi = NULL;
783         else
784                 if ((error = snd_mpu401_uart_new(card, 0, MPU401_HW_MPU401,
785                                 chip->mpu_port, 0, chip->mpu_irq, IRQF_DISABLED,
786                                 &rmidi)))
787                         snd_printk(KERN_WARNING "no MPU-401 device at 0x%lx?\n",
788                                    chip->mpu_port);
789
790         if (chip->fm_port > 0 && chip->fm_port != SNDRV_AUTO_PORT) {
791                 struct snd_opl3 *opl3 = NULL;
792 #ifndef OPTi93X
793                 if (chip->hardware == OPTi9XX_HW_82C928 ||
794                     chip->hardware == OPTi9XX_HW_82C929 ||
795                     chip->hardware == OPTi9XX_HW_82C924) {
796                         struct snd_opl4 *opl4;
797                         /* assume we have an OPL4 */
798                         snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(2),
799                                                0x20, 0x20);
800                         if (snd_opl4_create(card,
801                                             chip->fm_port,
802                                             chip->fm_port - 8,
803                                             2, &opl3, &opl4) < 0) {
804                                 /* no luck, use OPL3 instead */
805                                 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(2),
806                                                        0x00, 0x20);
807                         }
808                 }
809 #endif  /* !OPTi93X */
810                 if (!opl3 && snd_opl3_create(card,
811                                              chip->fm_port,
812                                              chip->fm_port + 2,
813                                              OPL3_HW_AUTO, 0, &opl3) < 0) {
814                         snd_printk(KERN_WARNING "no OPL device at 0x%lx-0x%lx\n",
815                                    chip->fm_port, chip->fm_port + 4 - 1);
816                 }
817                 if (opl3) {
818 #ifdef CS4231
819                         const int t1dev = 1;
820 #else
821                         const int t1dev = 0;
822 #endif
823                         if ((error = snd_opl3_timer_new(opl3, t1dev, t1dev+1)) < 0)
824                                 return error;
825                         if ((error = snd_opl3_hwdep_new(opl3, 0, 1, &synth)) < 0)
826                                 return error;
827                 }
828         }
829
830         return snd_card_register(card);
831 }
832
833 static struct snd_card *snd_opti9xx_card_new(void)
834 {
835         struct snd_card *card;
836         int err;
837
838         err = snd_card_create(index, id, THIS_MODULE,
839                               sizeof(struct snd_opti9xx), &card);
840         if (err < 0)
841                 return NULL;
842         card->private_free = snd_card_opti9xx_free;
843         return card;
844 }
845
846 static int __devinit snd_opti9xx_isa_match(struct device *devptr,
847                                            unsigned int dev)
848 {
849 #ifdef CONFIG_PNP
850         if (snd_opti9xx_pnp_is_probed)
851                 return 0;
852         if (isapnp)
853                 return 0;
854 #endif
855         return 1;
856 }
857
858 static int __devinit snd_opti9xx_isa_probe(struct device *devptr,
859                                            unsigned int dev)
860 {
861         struct snd_card *card;
862         int error;
863         static long possible_mpu_ports[] = {0x300, 0x310, 0x320, 0x330, -1};
864 #ifdef OPTi93X
865         static int possible_irqs[] = {5, 9, 10, 11, 7, -1};
866 #else
867         static int possible_irqs[] = {9, 10, 11, 7, -1};
868 #endif  /* OPTi93X */
869         static int possible_mpu_irqs[] = {5, 9, 10, 7, -1};
870         static int possible_dma1s[] = {3, 1, 0, -1};
871 #if defined(CS4231) || defined(OPTi93X)
872         static int possible_dma2s[][2] = {{1,-1}, {0,-1}, {-1,-1}, {0,-1}};
873 #endif  /* CS4231 || OPTi93X */
874
875         if (mpu_port == SNDRV_AUTO_PORT) {
876                 if ((mpu_port = snd_legacy_find_free_ioport(possible_mpu_ports, 2)) < 0) {
877                         snd_printk(KERN_ERR "unable to find a free MPU401 port\n");
878                         return -EBUSY;
879                 }
880         }
881         if (irq == SNDRV_AUTO_IRQ) {
882                 if ((irq = snd_legacy_find_free_irq(possible_irqs)) < 0) {
883                         snd_printk(KERN_ERR "unable to find a free IRQ\n");
884                         return -EBUSY;
885                 }
886         }
887         if (mpu_irq == SNDRV_AUTO_IRQ) {
888                 if ((mpu_irq = snd_legacy_find_free_irq(possible_mpu_irqs)) < 0) {
889                         snd_printk(KERN_ERR "unable to find a free MPU401 IRQ\n");
890                         return -EBUSY;
891                 }
892         }
893         if (dma1 == SNDRV_AUTO_DMA) {
894                 if ((dma1 = snd_legacy_find_free_dma(possible_dma1s)) < 0) {
895                         snd_printk(KERN_ERR "unable to find a free DMA1\n");
896                         return -EBUSY;
897                 }
898         }
899 #if defined(CS4231) || defined(OPTi93X)
900         if (dma2 == SNDRV_AUTO_DMA) {
901                 if ((dma2 = snd_legacy_find_free_dma(possible_dma2s[dma1 % 4])) < 0) {
902                         snd_printk("unable to find a free DMA2\n");
903                         return -EBUSY;
904                 }
905         }
906 #endif
907
908         card = snd_opti9xx_card_new();
909         if (! card)
910                 return -ENOMEM;
911
912         if ((error = snd_card_opti9xx_detect(card, card->private_data)) < 0) {
913                 snd_card_free(card);
914                 return error;
915         }
916         snd_card_set_dev(card, devptr);
917         if ((error = snd_opti9xx_probe(card)) < 0) {
918                 snd_card_free(card);
919                 return error;
920         }
921         dev_set_drvdata(devptr, card);
922         return 0;
923 }
924
925 static int __devexit snd_opti9xx_isa_remove(struct device *devptr,
926                                             unsigned int dev)
927 {
928         snd_card_free(dev_get_drvdata(devptr));
929         dev_set_drvdata(devptr, NULL);
930         return 0;
931 }
932
933 static struct isa_driver snd_opti9xx_driver = {
934         .match          = snd_opti9xx_isa_match,
935         .probe          = snd_opti9xx_isa_probe,
936         .remove         = __devexit_p(snd_opti9xx_isa_remove),
937         /* FIXME: suspend/resume */
938         .driver         = {
939                 .name   = DEV_NAME
940         },
941 };
942
943 #ifdef CONFIG_PNP
944 static int __devinit snd_opti9xx_pnp_probe(struct pnp_card_link *pcard,
945                                            const struct pnp_card_device_id *pid)
946 {
947         struct snd_card *card;
948         int error, hw;
949         struct snd_opti9xx *chip;
950
951         if (snd_opti9xx_pnp_is_probed)
952                 return -EBUSY;
953         if (! isapnp)
954                 return -ENODEV;
955         card = snd_opti9xx_card_new();
956         if (! card)
957                 return -ENOMEM;
958         chip = card->private_data;
959
960         hw = snd_card_opti9xx_pnp(chip, pcard, pid);
961         switch (hw) {
962         case 0x0924:
963                 hw = OPTi9XX_HW_82C924;
964                 break;
965         case 0x0925:
966                 hw = OPTi9XX_HW_82C925;
967                 break;
968         case 0x0931:
969                 hw = OPTi9XX_HW_82C931;
970                 break;
971         default:
972                 snd_card_free(card);
973                 return -ENODEV;
974         }
975
976         if ((error = snd_opti9xx_init(chip, hw))) {
977                 snd_card_free(card);
978                 return error;
979         }
980         if (hw <= OPTi9XX_HW_82C930)
981                 chip->mc_base -= 0x80;
982         snd_card_set_dev(card, &pcard->card->dev);
983         if ((error = snd_opti9xx_probe(card)) < 0) {
984                 snd_card_free(card);
985                 return error;
986         }
987         pnp_set_card_drvdata(pcard, card);
988         snd_opti9xx_pnp_is_probed = 1;
989         return 0;
990 }
991
992 static void __devexit snd_opti9xx_pnp_remove(struct pnp_card_link * pcard)
993 {
994         snd_card_free(pnp_get_card_drvdata(pcard));
995         pnp_set_card_drvdata(pcard, NULL);
996         snd_opti9xx_pnp_is_probed = 0;
997 }
998
999 static struct pnp_card_driver opti9xx_pnpc_driver = {
1000         .flags          = PNP_DRIVER_RES_DISABLE,
1001         .name           = "opti9xx",
1002         .id_table       = snd_opti9xx_pnpids,
1003         .probe          = snd_opti9xx_pnp_probe,
1004         .remove         = __devexit_p(snd_opti9xx_pnp_remove),
1005 };
1006 #endif
1007
1008 #ifdef OPTi93X
1009 #define CHIP_NAME       "82C93x"
1010 #else
1011 #define CHIP_NAME       "82C92x"
1012 #endif
1013
1014 static int __init alsa_card_opti9xx_init(void)
1015 {
1016 #ifdef CONFIG_PNP
1017         pnp_register_card_driver(&opti9xx_pnpc_driver);
1018         if (snd_opti9xx_pnp_is_probed)
1019                 return 0;
1020         pnp_unregister_card_driver(&opti9xx_pnpc_driver);
1021 #endif
1022         return isa_register_driver(&snd_opti9xx_driver, 1);
1023 }
1024
1025 static void __exit alsa_card_opti9xx_exit(void)
1026 {
1027         if (!snd_opti9xx_pnp_is_probed) {
1028                 isa_unregister_driver(&snd_opti9xx_driver);
1029                 return;
1030         }
1031 #ifdef CONFIG_PNP
1032         pnp_unregister_card_driver(&opti9xx_pnpc_driver);
1033 #endif
1034 }
1035
1036 module_init(alsa_card_opti9xx_init)
1037 module_exit(alsa_card_opti9xx_exit)