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opti92x-ad1848.c
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1 /*
2  card-opti92x-ad1848.c - driver for OPTi 82c92x based soundcards.
3  Copyright (C) 1998-2000 by Massimo Piccioni <[email protected]>
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/pnp.h>
31 #include <linux/module.h>
32 #include <asm/io.h>
33 #include <asm/dma.h>
34 #include <sound/core.h>
35 #include <sound/tlv.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_IOPORT
43 #define SNDRV_LEGACY_FIND_FREE_IRQ
44 #define SNDRV_LEGACY_FIND_FREE_DMA
45 #include <sound/initval.h>
46 
47 MODULE_AUTHOR("Massimo Piccioni <[email protected]>");
48 MODULE_LICENSE("GPL");
49 #ifdef OPTi93X
50 MODULE_DESCRIPTION("OPTi93X");
51 MODULE_SUPPORTED_DEVICE("{{OPTi,82C931/3}}");
52 #else /* OPTi93X */
53 #ifdef CS4231
54 MODULE_DESCRIPTION("OPTi92X - CS4231");
55 MODULE_SUPPORTED_DEVICE("{{OPTi,82C924 (CS4231)},"
56  "{OPTi,82C925 (CS4231)}}");
57 #else /* CS4231 */
58 MODULE_DESCRIPTION("OPTi92X - AD1848");
59 MODULE_SUPPORTED_DEVICE("{{OPTi,82C924 (AD1848)},"
60  "{OPTi,82C925 (AD1848)},"
61  "{OAK,Mozart}}");
62 #endif /* CS4231 */
63 #endif /* OPTi93X */
64 
65 static int index = SNDRV_DEFAULT_IDX1; /* Index 0-MAX */
66 static char *id = SNDRV_DEFAULT_STR1; /* ID for this card */
67 //static bool enable = SNDRV_DEFAULT_ENABLE1; /* Enable this card */
68 #ifdef CONFIG_PNP
69 static bool isapnp = true; /* Enable ISA PnP detection */
70 #endif
71 static long port = SNDRV_DEFAULT_PORT1; /* 0x530,0xe80,0xf40,0x604 */
72 static long mpu_port = SNDRV_DEFAULT_PORT1; /* 0x300,0x310,0x320,0x330 */
73 static long fm_port = SNDRV_DEFAULT_PORT1; /* 0x388 */
74 static int irq = SNDRV_DEFAULT_IRQ1; /* 5,7,9,10,11 */
75 static int mpu_irq = SNDRV_DEFAULT_IRQ1; /* 5,7,9,10 */
76 static int dma1 = SNDRV_DEFAULT_DMA1; /* 0,1,3 */
77 #if defined(CS4231) || defined(OPTi93X)
78 static int dma2 = SNDRV_DEFAULT_DMA1; /* 0,1,3 */
79 #endif /* CS4231 || OPTi93X */
80 
81 module_param(index, int, 0444);
82 MODULE_PARM_DESC(index, "Index value for opti9xx based soundcard.");
83 module_param(id, charp, 0444);
84 MODULE_PARM_DESC(id, "ID string for opti9xx based soundcard.");
85 //module_param(enable, bool, 0444);
86 //MODULE_PARM_DESC(enable, "Enable opti9xx soundcard.");
87 #ifdef CONFIG_PNP
88 module_param(isapnp, bool, 0444);
89 MODULE_PARM_DESC(isapnp, "Enable ISA PnP detection for specified soundcard.");
90 #endif
91 module_param(port, long, 0444);
92 MODULE_PARM_DESC(port, "WSS port # for opti9xx driver.");
93 module_param(mpu_port, long, 0444);
94 MODULE_PARM_DESC(mpu_port, "MPU-401 port # for opti9xx driver.");
95 module_param(fm_port, long, 0444);
96 MODULE_PARM_DESC(fm_port, "FM port # for opti9xx driver.");
97 module_param(irq, int, 0444);
98 MODULE_PARM_DESC(irq, "WSS irq # for opti9xx driver.");
99 module_param(mpu_irq, int, 0444);
100 MODULE_PARM_DESC(mpu_irq, "MPU-401 irq # for opti9xx driver.");
101 module_param(dma1, int, 0444);
102 MODULE_PARM_DESC(dma1, "1st dma # for opti9xx driver.");
103 #if defined(CS4231) || defined(OPTi93X)
104 module_param(dma2, int, 0444);
105 MODULE_PARM_DESC(dma2, "2nd dma # for opti9xx driver.");
106 #endif /* CS4231 || OPTi93X */
107 
108 #define OPTi9XX_HW_82C928 1
109 #define OPTi9XX_HW_82C929 2
110 #define OPTi9XX_HW_82C924 3
111 #define OPTi9XX_HW_82C925 4
112 #define OPTi9XX_HW_82C930 5
113 #define OPTi9XX_HW_82C931 6
114 #define OPTi9XX_HW_82C933 7
115 #define OPTi9XX_HW_LAST OPTi9XX_HW_82C933
116 
117 #define OPTi9XX_MC_REG(n) n
118 
119 #ifdef OPTi93X
120 
121 #define OPTi93X_STATUS 0x02
122 #define OPTi93X_PORT(chip, r) ((chip)->port + OPTi93X_##r)
123 
124 #define OPTi93X_IRQ_PLAYBACK 0x04
125 #define OPTi93X_IRQ_CAPTURE 0x08
126 
127 #endif /* OPTi93X */
128 
129 struct snd_opti9xx {
130  unsigned short hardware;
131  unsigned char password;
132  char name[7];
133 
134  unsigned long mc_base;
136  unsigned long mc_base_size;
137 #ifdef OPTi93X
138  unsigned long mc_indir_index;
139  struct resource *res_mc_indir;
140 #endif /* OPTi93X */
141  struct snd_wss *codec;
142  unsigned long pwd_reg;
143 
145 
146  long wss_base;
147  int irq;
148 };
149 
150 static int snd_opti9xx_pnp_is_probed;
151 
152 #ifdef CONFIG_PNP
153 
154 static struct pnp_card_device_id snd_opti9xx_pnpids[] = {
155 #ifndef OPTi93X
156  /* OPTi 82C924 */
157  { .id = "OPT0924",
158  .devs = { { "OPT0000" }, { "OPT0002" }, { "OPT0005" } },
159  .driver_data = 0x0924 },
160  /* OPTi 82C925 */
161  { .id = "OPT0925",
162  .devs = { { "OPT9250" }, { "OPT0002" }, { "OPT0005" } },
163  .driver_data = 0x0925 },
164 #else
165  /* OPTi 82C931/3 */
166  { .id = "OPT0931", .devs = { { "OPT9310" }, { "OPT0002" } },
167  .driver_data = 0x0931 },
168 #endif /* OPTi93X */
169  { .id = "" }
170 };
171 
172 MODULE_DEVICE_TABLE(pnp_card, snd_opti9xx_pnpids);
173 
174 #endif /* CONFIG_PNP */
175 
176 #ifdef OPTi93X
177 #define DEV_NAME "opti93x"
178 #else
179 #define DEV_NAME "opti92x"
180 #endif
181 
182 static char * snd_opti9xx_names[] = {
183  "unknown",
184  "82C928", "82C929",
185  "82C924", "82C925",
186  "82C930", "82C931", "82C933"
187 };
188 
189 static int __devinit snd_opti9xx_init(struct snd_opti9xx *chip,
190  unsigned short hardware)
191 {
192  static int opti9xx_mc_size[] = {7, 7, 10, 10, 2, 2, 2};
193 
194  chip->hardware = hardware;
195  strcpy(chip->name, snd_opti9xx_names[hardware]);
196 
197  spin_lock_init(&chip->lock);
198 
199  chip->irq = -1;
200 
201 #ifndef OPTi93X
202 #ifdef CONFIG_PNP
203  if (isapnp && chip->mc_base)
204  /* PnP resource gives the least 10 bits */
205  chip->mc_base |= 0xc00;
206  else
207 #endif /* CONFIG_PNP */
208  {
209  chip->mc_base = 0xf8c;
210  chip->mc_base_size = opti9xx_mc_size[hardware];
211  }
212 #else
213  chip->mc_base_size = opti9xx_mc_size[hardware];
214 #endif
215 
216  switch (hardware) {
217 #ifndef OPTi93X
218  case OPTi9XX_HW_82C928:
219  case OPTi9XX_HW_82C929:
220  chip->password = (hardware == OPTi9XX_HW_82C928) ? 0xe2 : 0xe3;
221  chip->pwd_reg = 3;
222  break;
223 
224  case OPTi9XX_HW_82C924:
225  case OPTi9XX_HW_82C925:
226  chip->password = 0xe5;
227  chip->pwd_reg = 3;
228  break;
229 #else /* OPTi93X */
230 
231  case OPTi9XX_HW_82C930:
232  case OPTi9XX_HW_82C931:
233  case OPTi9XX_HW_82C933:
234  chip->mc_base = (hardware == OPTi9XX_HW_82C930) ? 0xf8f : 0xf8d;
235  if (!chip->mc_indir_index)
236  chip->mc_indir_index = 0xe0e;
237  chip->password = 0xe4;
238  chip->pwd_reg = 0;
239  break;
240 #endif /* OPTi93X */
241 
242  default:
243  snd_printk(KERN_ERR "chip %d not supported\n", hardware);
244  return -ENODEV;
245  }
246  return 0;
247 }
248 
249 static unsigned char snd_opti9xx_read(struct snd_opti9xx *chip,
250  unsigned char reg)
251 {
252  unsigned long flags;
253  unsigned char retval = 0xff;
254 
255  spin_lock_irqsave(&chip->lock, flags);
256  outb(chip->password, chip->mc_base + chip->pwd_reg);
257 
258  switch (chip->hardware) {
259 #ifndef OPTi93X
260  case OPTi9XX_HW_82C924:
261  case OPTi9XX_HW_82C925:
262  if (reg > 7) {
263  outb(reg, chip->mc_base + 8);
264  outb(chip->password, chip->mc_base + chip->pwd_reg);
265  retval = inb(chip->mc_base + 9);
266  break;
267  }
268 
269  case OPTi9XX_HW_82C928:
270  case OPTi9XX_HW_82C929:
271  retval = inb(chip->mc_base + reg);
272  break;
273 #else /* OPTi93X */
274 
275  case OPTi9XX_HW_82C930:
276  case OPTi9XX_HW_82C931:
277  case OPTi9XX_HW_82C933:
278  outb(reg, chip->mc_indir_index);
279  outb(chip->password, chip->mc_base + chip->pwd_reg);
280  retval = inb(chip->mc_indir_index + 1);
281  break;
282 #endif /* OPTi93X */
283 
284  default:
285  snd_printk(KERN_ERR "chip %d not supported\n", chip->hardware);
286  }
287 
288  spin_unlock_irqrestore(&chip->lock, flags);
289  return retval;
290 }
291 
292 static void snd_opti9xx_write(struct snd_opti9xx *chip, unsigned char reg,
293  unsigned char value)
294 {
295  unsigned long flags;
296 
297  spin_lock_irqsave(&chip->lock, flags);
298  outb(chip->password, chip->mc_base + chip->pwd_reg);
299 
300  switch (chip->hardware) {
301 #ifndef OPTi93X
302  case OPTi9XX_HW_82C924:
303  case OPTi9XX_HW_82C925:
304  if (reg > 7) {
305  outb(reg, chip->mc_base + 8);
306  outb(chip->password, chip->mc_base + chip->pwd_reg);
307  outb(value, chip->mc_base + 9);
308  break;
309  }
310 
311  case OPTi9XX_HW_82C928:
312  case OPTi9XX_HW_82C929:
313  outb(value, chip->mc_base + reg);
314  break;
315 #else /* OPTi93X */
316 
317  case OPTi9XX_HW_82C930:
318  case OPTi9XX_HW_82C931:
319  case OPTi9XX_HW_82C933:
320  outb(reg, chip->mc_indir_index);
321  outb(chip->password, chip->mc_base + chip->pwd_reg);
322  outb(value, chip->mc_indir_index + 1);
323  break;
324 #endif /* OPTi93X */
325 
326  default:
327  snd_printk(KERN_ERR "chip %d not supported\n", chip->hardware);
328  }
329 
330  spin_unlock_irqrestore(&chip->lock, flags);
331 }
332 
333 
334 #define snd_opti9xx_write_mask(chip, reg, value, mask) \
335  snd_opti9xx_write(chip, reg, \
336  (snd_opti9xx_read(chip, reg) & ~(mask)) | ((value) & (mask)))
337 
338 
339 static int snd_opti9xx_configure(struct snd_opti9xx *chip,
340  long port,
341  int irq, int dma1, int dma2,
342  long mpu_port, int mpu_irq)
343 {
344  unsigned char wss_base_bits;
345  unsigned char irq_bits;
346  unsigned char dma_bits;
347  unsigned char mpu_port_bits = 0;
348  unsigned char mpu_irq_bits;
349 
350  switch (chip->hardware) {
351 #ifndef OPTi93X
352  case OPTi9XX_HW_82C924:
353  /* opti 929 mode (?), OPL3 clock output, audio enable */
354  snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(4), 0xf0, 0xfc);
355  /* enable wave audio */
356  snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(6), 0x02, 0x02);
357 
358  case OPTi9XX_HW_82C925:
359  /* enable WSS mode */
360  snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(1), 0x80, 0x80);
361  /* OPL3 FM synthesis */
362  snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(2), 0x00, 0x20);
363  /* disable Sound Blaster IRQ and DMA */
364  snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(3), 0xf0, 0xff);
365 #ifdef CS4231
366  /* cs4231/4248 fix enabled */
367  snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(5), 0x02, 0x02);
368 #else
369  /* cs4231/4248 fix disabled */
370  snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(5), 0x00, 0x02);
371 #endif /* CS4231 */
372  break;
373 
374  case OPTi9XX_HW_82C928:
375  case OPTi9XX_HW_82C929:
376  snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(1), 0x80, 0x80);
377  snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(2), 0x00, 0x20);
378  /*
379  snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(3), 0xa2, 0xae);
380  */
381  snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(4), 0x00, 0x0c);
382 #ifdef CS4231
383  snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(5), 0x02, 0x02);
384 #else
385  snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(5), 0x00, 0x02);
386 #endif /* CS4231 */
387  break;
388 
389 #else /* OPTi93X */
390  case OPTi9XX_HW_82C931:
391  /* disable 3D sound (set GPIO1 as output, low) */
392  snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(20), 0x04, 0x0c);
393  case OPTi9XX_HW_82C933: /* FALL THROUGH */
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(KERN_ERR "chip %d not supported\n", chip->hardware);
416  return -EINVAL;
417  }
418 
419  /* PnP resource says it decodes only 10 bits of address */
420  switch (port & 0x3ff) {
421  case 0x130:
422  chip->wss_base = 0x530;
423  wss_base_bits = 0x00;
424  break;
425  case 0x204:
426  chip->wss_base = 0x604;
427  wss_base_bits = 0x03;
428  break;
429  case 0x280:
430  chip->wss_base = 0xe80;
431  wss_base_bits = 0x01;
432  break;
433  case 0x340:
434  chip->wss_base = 0xf40;
435  wss_base_bits = 0x02;
436  break;
437  default:
438  snd_printk(KERN_WARNING "WSS port 0x%lx not valid\n", port);
439  goto __skip_base;
440  }
441  snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(1), wss_base_bits << 4, 0x30);
442 
443 __skip_base:
444  switch (irq) {
445 //#ifdef OPTi93X
446  case 5:
447  irq_bits = 0x05;
448  break;
449 //#endif /* OPTi93X */
450  case 7:
451  irq_bits = 0x01;
452  break;
453  case 9:
454  irq_bits = 0x02;
455  break;
456  case 10:
457  irq_bits = 0x03;
458  break;
459  case 11:
460  irq_bits = 0x04;
461  break;
462  default:
463  snd_printk(KERN_WARNING "WSS irq # %d not valid\n", irq);
464  goto __skip_resources;
465  }
466 
467  switch (dma1) {
468  case 0:
469  dma_bits = 0x01;
470  break;
471  case 1:
472  dma_bits = 0x02;
473  break;
474  case 3:
475  dma_bits = 0x03;
476  break;
477  default:
478  snd_printk(KERN_WARNING "WSS dma1 # %d not valid\n", dma1);
479  goto __skip_resources;
480  }
481 
482 #if defined(CS4231) || defined(OPTi93X)
483  if (dma1 == dma2) {
484  snd_printk(KERN_ERR "don't want to share dmas\n");
485  return -EBUSY;
486  }
487 
488  switch (dma2) {
489  case 0:
490  case 1:
491  break;
492  default:
493  snd_printk(KERN_WARNING "WSS dma2 # %d not valid\n", dma2);
494  goto __skip_resources;
495  }
496  dma_bits |= 0x04;
497 #endif /* CS4231 || OPTi93X */
498 
499 #ifndef OPTi93X
500  outb(irq_bits << 3 | dma_bits, chip->wss_base);
501 #else /* OPTi93X */
502  snd_opti9xx_write(chip, OPTi9XX_MC_REG(3), (irq_bits << 3 | dma_bits));
503 #endif /* OPTi93X */
504 
505 __skip_resources:
506  if (chip->hardware > OPTi9XX_HW_82C928) {
507  switch (mpu_port) {
508  case 0:
509  case -1:
510  break;
511  case 0x300:
512  mpu_port_bits = 0x03;
513  break;
514  case 0x310:
515  mpu_port_bits = 0x02;
516  break;
517  case 0x320:
518  mpu_port_bits = 0x01;
519  break;
520  case 0x330:
521  mpu_port_bits = 0x00;
522  break;
523  default:
525  "MPU-401 port 0x%lx not valid\n", mpu_port);
526  goto __skip_mpu;
527  }
528 
529  switch (mpu_irq) {
530  case 5:
531  mpu_irq_bits = 0x02;
532  break;
533  case 7:
534  mpu_irq_bits = 0x03;
535  break;
536  case 9:
537  mpu_irq_bits = 0x00;
538  break;
539  case 10:
540  mpu_irq_bits = 0x01;
541  break;
542  default:
543  snd_printk(KERN_WARNING "MPU-401 irq # %d not valid\n",
544  mpu_irq);
545  goto __skip_mpu;
546  }
547 
549  (mpu_port <= 0) ? 0x00 :
550  0x80 | mpu_port_bits << 5 | mpu_irq_bits << 3,
551  0xf8);
552  }
553 __skip_mpu:
554 
555  return 0;
556 }
557 
558 #ifdef OPTi93X
559 
560 static const DECLARE_TLV_DB_SCALE(db_scale_5bit_3db_step, -9300, 300, 0);
561 static const DECLARE_TLV_DB_SCALE(db_scale_5bit, -4650, 150, 0);
562 static const DECLARE_TLV_DB_SCALE(db_scale_4bit_12db_max, -3300, 300, 0);
563 
564 static struct snd_kcontrol_new snd_opti93x_controls[] = {
565 WSS_DOUBLE("Master Playback Switch", 0,
566  OPTi93X_OUT_LEFT, OPTi93X_OUT_RIGHT, 7, 7, 1, 1),
567 WSS_DOUBLE_TLV("Master Playback Volume", 0,
568  OPTi93X_OUT_LEFT, OPTi93X_OUT_RIGHT, 1, 1, 31, 1,
569  db_scale_5bit_3db_step),
570 WSS_DOUBLE_TLV("PCM Playback Volume", 0,
572  db_scale_5bit),
573 WSS_DOUBLE_TLV("FM Playback Volume", 0,
575  db_scale_4bit_12db_max),
576 WSS_DOUBLE("Line Playback Switch", 0,
578 WSS_DOUBLE_TLV("Line Playback Volume", 0,
580  db_scale_4bit_12db_max),
581 WSS_DOUBLE("Mic Playback Switch", 0,
583 WSS_DOUBLE_TLV("Mic Playback Volume", 0,
585  db_scale_4bit_12db_max),
586 WSS_DOUBLE_TLV("CD Playback Volume", 0,
588  db_scale_4bit_12db_max),
589 WSS_DOUBLE("Aux Playback Switch", 0,
591 WSS_DOUBLE_TLV("Aux Playback Volume", 0,
593  db_scale_4bit_12db_max),
594 };
595 
596 static int __devinit snd_opti93x_mixer(struct snd_wss *chip)
597 {
598  struct snd_card *card;
599  unsigned int idx;
600  struct snd_ctl_elem_id id1, id2;
601  int err;
602 
603  if (snd_BUG_ON(!chip || !chip->pcm))
604  return -EINVAL;
605 
606  card = chip->card;
607 
608  strcpy(card->mixername, chip->pcm->name);
609 
610  memset(&id1, 0, sizeof(id1));
611  memset(&id2, 0, sizeof(id2));
612  id1.iface = id2.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
613  /* reassign AUX0 switch to CD */
614  strcpy(id1.name, "Aux Playback Switch");
615  strcpy(id2.name, "CD Playback Switch");
616  err = snd_ctl_rename_id(card, &id1, &id2);
617  if (err < 0) {
618  snd_printk(KERN_ERR "Cannot rename opti93x control\n");
619  return err;
620  }
621  /* reassign AUX1 switch to FM */
622  strcpy(id1.name, "Aux Playback Switch"); id1.index = 1;
623  strcpy(id2.name, "FM Playback Switch");
624  err = snd_ctl_rename_id(card, &id1, &id2);
625  if (err < 0) {
626  snd_printk(KERN_ERR "Cannot rename opti93x control\n");
627  return err;
628  }
629  /* remove AUX1 volume */
630  strcpy(id1.name, "Aux Playback Volume"); id1.index = 1;
631  snd_ctl_remove_id(card, &id1);
632 
633  /* Replace WSS volume controls with OPTi93x volume controls */
634  id1.index = 0;
635  for (idx = 0; idx < ARRAY_SIZE(snd_opti93x_controls); idx++) {
636  strcpy(id1.name, snd_opti93x_controls[idx].name);
637  snd_ctl_remove_id(card, &id1);
638 
639  err = snd_ctl_add(card,
640  snd_ctl_new1(&snd_opti93x_controls[idx], chip));
641  if (err < 0)
642  return err;
643  }
644  return 0;
645 }
646 
647 static irqreturn_t snd_opti93x_interrupt(int irq, void *dev_id)
648 {
649  struct snd_opti9xx *chip = dev_id;
650  struct snd_wss *codec = chip->codec;
651  unsigned char status;
652 
653  if (!codec)
654  return IRQ_HANDLED;
655 
656  status = snd_opti9xx_read(chip, OPTi9XX_MC_REG(11));
657  if ((status & OPTi93X_IRQ_PLAYBACK) && codec->playback_substream)
659  if ((status & OPTi93X_IRQ_CAPTURE) && codec->capture_substream) {
660  snd_wss_overrange(codec);
662  }
663  outb(0x00, OPTi93X_PORT(codec, STATUS));
664  return IRQ_HANDLED;
665 }
666 
667 #endif /* OPTi93X */
668 
669 static int __devinit snd_opti9xx_read_check(struct snd_opti9xx *chip)
670 {
671  unsigned char value;
672 #ifdef OPTi93X
673  unsigned long flags;
674 #endif
675 
676  chip->res_mc_base = request_region(chip->mc_base, chip->mc_base_size,
677  "OPTi9xx MC");
678  if (chip->res_mc_base == NULL)
679  return -EBUSY;
680 #ifndef OPTi93X
681  value = snd_opti9xx_read(chip, OPTi9XX_MC_REG(1));
682  if (value != 0xff && value != inb(chip->mc_base + OPTi9XX_MC_REG(1)))
683  if (value == snd_opti9xx_read(chip, OPTi9XX_MC_REG(1)))
684  return 0;
685 #else /* OPTi93X */
686  chip->res_mc_indir = request_region(chip->mc_indir_index, 2,
687  "OPTi93x MC");
688  if (chip->res_mc_indir == NULL)
689  return -EBUSY;
690 
691  spin_lock_irqsave(&chip->lock, flags);
692  outb(chip->password, chip->mc_base + chip->pwd_reg);
693  outb(((chip->mc_indir_index & 0x1f0) >> 4), chip->mc_base);
694  spin_unlock_irqrestore(&chip->lock, flags);
695 
696  value = snd_opti9xx_read(chip, OPTi9XX_MC_REG(7));
697  snd_opti9xx_write(chip, OPTi9XX_MC_REG(7), 0xff - value);
698  if (snd_opti9xx_read(chip, OPTi9XX_MC_REG(7)) == 0xff - value)
699  return 0;
700 
701  release_and_free_resource(chip->res_mc_indir);
702  chip->res_mc_indir = NULL;
703 #endif /* OPTi93X */
705  chip->res_mc_base = NULL;
706 
707  return -ENODEV;
708 }
709 
710 static int __devinit snd_card_opti9xx_detect(struct snd_card *card,
711  struct snd_opti9xx *chip)
712 {
713  int i, err;
714 
715 #ifndef OPTi93X
716  for (i = OPTi9XX_HW_82C928; i < OPTi9XX_HW_82C930; i++) {
717 #else
718  for (i = OPTi9XX_HW_82C931; i >= OPTi9XX_HW_82C930; i--) {
719 #endif
720  err = snd_opti9xx_init(chip, i);
721  if (err < 0)
722  return err;
723 
724  err = snd_opti9xx_read_check(chip);
725  if (err == 0)
726  return 1;
727 #ifdef OPTi93X
728  chip->mc_indir_index = 0;
729 #endif
730  }
731  return -ENODEV;
732 }
733 
734 #ifdef CONFIG_PNP
735 static int __devinit snd_card_opti9xx_pnp(struct snd_opti9xx *chip,
736  struct pnp_card_link *card,
737  const struct pnp_card_device_id *pid)
738 {
739  struct pnp_dev *pdev;
740  int err;
741  struct pnp_dev *devmpu;
742 #ifndef OPTi93X
743  struct pnp_dev *devmc;
744 #endif
745 
746  pdev = pnp_request_card_device(card, pid->devs[0].id, NULL);
747  if (pdev == NULL)
748  return -EBUSY;
749 
750  err = pnp_activate_dev(pdev);
751  if (err < 0) {
752  snd_printk(KERN_ERR "AUDIO pnp configure failure: %d\n", err);
753  return err;
754  }
755 
756 #ifdef OPTi93X
757  port = pnp_port_start(pdev, 0) - 4;
758  fm_port = pnp_port_start(pdev, 1) + 8;
759  /* adjust mc_indir_index - some cards report it at 0xe?d,
760  other at 0xe?c but it really is always at 0xe?e */
761  chip->mc_indir_index = (pnp_port_start(pdev, 3) & ~0xf) | 0xe;
762 #else
763  devmc = pnp_request_card_device(card, pid->devs[2].id, NULL);
764  if (devmc == NULL)
765  return -EBUSY;
766 
767  err = pnp_activate_dev(devmc);
768  if (err < 0) {
769  snd_printk(KERN_ERR "MC pnp configure failure: %d\n", err);
770  return err;
771  }
772 
773  port = pnp_port_start(pdev, 1);
774  fm_port = pnp_port_start(pdev, 2) + 8;
775  /*
776  * The MC(0) is never accessed and card does not
777  * include it in the PnP resource range. OPTI93x include it.
778  */
779  chip->mc_base = pnp_port_start(devmc, 0) - 1;
780  chip->mc_base_size = pnp_port_len(devmc, 0) + 1;
781 #endif /* OPTi93X */
782  irq = pnp_irq(pdev, 0);
783  dma1 = pnp_dma(pdev, 0);
784 #if defined(CS4231) || defined(OPTi93X)
785  dma2 = pnp_dma(pdev, 1);
786 #endif /* CS4231 || OPTi93X */
787 
788  devmpu = pnp_request_card_device(card, pid->devs[1].id, NULL);
789 
790  if (devmpu && mpu_port > 0) {
791  err = pnp_activate_dev(devmpu);
792  if (err < 0) {
793  snd_printk(KERN_ERR "MPU401 pnp configure failure\n");
794  mpu_port = -1;
795  } else {
796  mpu_port = pnp_port_start(devmpu, 0);
797  mpu_irq = pnp_irq(devmpu, 0);
798  }
799  }
800  return pid->driver_data;
801 }
802 #endif /* CONFIG_PNP */
803 
804 static void snd_card_opti9xx_free(struct snd_card *card)
805 {
806  struct snd_opti9xx *chip = card->private_data;
807 
808  if (chip) {
809 #ifdef OPTi93X
810  if (chip->irq > 0) {
811  disable_irq(chip->irq);
812  free_irq(chip->irq, chip);
813  }
814  release_and_free_resource(chip->res_mc_indir);
815 #endif
817  }
818 }
819 
820 static int __devinit snd_opti9xx_probe(struct snd_card *card)
821 {
822  static long possible_ports[] = {0x530, 0xe80, 0xf40, 0x604, -1};
823  int error;
824  int xdma2;
825  struct snd_opti9xx *chip = card->private_data;
826  struct snd_wss *codec;
827 #ifdef CS4231
828  struct snd_timer *timer;
829 #endif
830  struct snd_pcm *pcm;
831  struct snd_rawmidi *rmidi;
832  struct snd_hwdep *synth;
833 
834 #if defined(CS4231) || defined(OPTi93X)
835  xdma2 = dma2;
836 #else
837  xdma2 = -1;
838 #endif
839 
840  if (port == SNDRV_AUTO_PORT) {
841  port = snd_legacy_find_free_ioport(possible_ports, 4);
842  if (port < 0) {
843  snd_printk(KERN_ERR "unable to find a free WSS port\n");
844  return -EBUSY;
845  }
846  }
847  error = snd_opti9xx_configure(chip, port, irq, dma1, xdma2,
848  mpu_port, mpu_irq);
849  if (error)
850  return error;
851 
852  error = snd_wss_create(card, chip->wss_base + 4, -1, irq, dma1, xdma2,
853 #ifdef OPTi93X
855 #else
856  WSS_HW_DETECT, 0,
857 #endif
858  &codec);
859  if (error < 0)
860  return error;
861  chip->codec = codec;
862  error = snd_wss_pcm(codec, 0, &pcm);
863  if (error < 0)
864  return error;
865  error = snd_wss_mixer(codec);
866  if (error < 0)
867  return error;
868 #ifdef OPTi93X
869  error = snd_opti93x_mixer(codec);
870  if (error < 0)
871  return error;
872 #endif
873 #ifdef CS4231
874  error = snd_wss_timer(codec, 0, &timer);
875  if (error < 0)
876  return error;
877 #endif
878 #ifdef OPTi93X
879  error = request_irq(irq, snd_opti93x_interrupt,
880  0, DEV_NAME" - WSS", chip);
881  if (error < 0) {
882  snd_printk(KERN_ERR "opti9xx: can't grab IRQ %d\n", irq);
883  return error;
884  }
885 #endif
886  chip->irq = irq;
887  strcpy(card->driver, chip->name);
888  sprintf(card->shortname, "OPTi %s", card->driver);
889 #if defined(CS4231) || defined(OPTi93X)
890  sprintf(card->longname, "%s, %s at 0x%lx, irq %d, dma %d&%d",
891  card->shortname, pcm->name,
892  chip->wss_base + 4, irq, dma1, xdma2);
893 #else
894  sprintf(card->longname, "%s, %s at 0x%lx, irq %d, dma %d",
895  card->shortname, pcm->name, chip->wss_base + 4, irq, dma1);
896 #endif /* CS4231 || OPTi93X */
897 
898  if (mpu_port <= 0 || mpu_port == SNDRV_AUTO_PORT)
899  rmidi = NULL;
900  else {
901  error = snd_mpu401_uart_new(card, 0, MPU401_HW_MPU401,
902  mpu_port, 0, mpu_irq, &rmidi);
903  if (error)
904  snd_printk(KERN_WARNING "no MPU-401 device at 0x%lx?\n",
905  mpu_port);
906  }
907 
908  if (fm_port > 0 && fm_port != SNDRV_AUTO_PORT) {
909  struct snd_opl3 *opl3 = NULL;
910 #ifndef OPTi93X
911  if (chip->hardware == OPTi9XX_HW_82C928 ||
912  chip->hardware == OPTi9XX_HW_82C929 ||
913  chip->hardware == OPTi9XX_HW_82C924) {
914  struct snd_opl4 *opl4;
915  /* assume we have an OPL4 */
917  0x20, 0x20);
918  if (snd_opl4_create(card, fm_port, fm_port - 8,
919  2, &opl3, &opl4) < 0) {
920  /* no luck, use OPL3 instead */
922  0x00, 0x20);
923  }
924  }
925 #endif /* !OPTi93X */
926  if (!opl3 && snd_opl3_create(card, fm_port, fm_port + 2,
927  OPL3_HW_AUTO, 0, &opl3) < 0) {
928  snd_printk(KERN_WARNING "no OPL device at 0x%lx-0x%lx\n",
929  fm_port, fm_port + 4 - 1);
930  }
931  if (opl3) {
932  error = snd_opl3_hwdep_new(opl3, 0, 1, &synth);
933  if (error < 0)
934  return error;
935  }
936  }
937 
938  return snd_card_register(card);
939 }
940 
941 static int snd_opti9xx_card_new(struct snd_card **cardp)
942 {
943  struct snd_card *card;
944  int err;
945 
946  err = snd_card_create(index, id, THIS_MODULE,
947  sizeof(struct snd_opti9xx), &card);
948  if (err < 0)
949  return err;
950  card->private_free = snd_card_opti9xx_free;
951  *cardp = card;
952  return 0;
953 }
954 
955 static int __devinit snd_opti9xx_isa_match(struct device *devptr,
956  unsigned int dev)
957 {
958 #ifdef CONFIG_PNP
959  if (snd_opti9xx_pnp_is_probed)
960  return 0;
961  if (isapnp)
962  return 0;
963 #endif
964  return 1;
965 }
966 
967 static int __devinit snd_opti9xx_isa_probe(struct device *devptr,
968  unsigned int dev)
969 {
970  struct snd_card *card;
971  int error;
972  static long possible_mpu_ports[] = {0x300, 0x310, 0x320, 0x330, -1};
973 #ifdef OPTi93X
974  static int possible_irqs[] = {5, 9, 10, 11, 7, -1};
975 #else
976  static int possible_irqs[] = {9, 10, 11, 7, -1};
977 #endif /* OPTi93X */
978  static int possible_mpu_irqs[] = {5, 9, 10, 7, -1};
979  static int possible_dma1s[] = {3, 1, 0, -1};
980 #if defined(CS4231) || defined(OPTi93X)
981  static int possible_dma2s[][2] = {{1,-1}, {0,-1}, {-1,-1}, {0,-1}};
982 #endif /* CS4231 || OPTi93X */
983 
984  if (mpu_port == SNDRV_AUTO_PORT) {
985  if ((mpu_port = snd_legacy_find_free_ioport(possible_mpu_ports, 2)) < 0) {
986  snd_printk(KERN_ERR "unable to find a free MPU401 port\n");
987  return -EBUSY;
988  }
989  }
990  if (irq == SNDRV_AUTO_IRQ) {
991  if ((irq = snd_legacy_find_free_irq(possible_irqs)) < 0) {
992  snd_printk(KERN_ERR "unable to find a free IRQ\n");
993  return -EBUSY;
994  }
995  }
996  if (mpu_irq == SNDRV_AUTO_IRQ) {
997  if ((mpu_irq = snd_legacy_find_free_irq(possible_mpu_irqs)) < 0) {
998  snd_printk(KERN_ERR "unable to find a free MPU401 IRQ\n");
999  return -EBUSY;
1000  }
1001  }
1002  if (dma1 == SNDRV_AUTO_DMA) {
1003  if ((dma1 = snd_legacy_find_free_dma(possible_dma1s)) < 0) {
1004  snd_printk(KERN_ERR "unable to find a free DMA1\n");
1005  return -EBUSY;
1006  }
1007  }
1008 #if defined(CS4231) || defined(OPTi93X)
1009  if (dma2 == SNDRV_AUTO_DMA) {
1010  if ((dma2 = snd_legacy_find_free_dma(possible_dma2s[dma1 % 4])) < 0) {
1011  snd_printk(KERN_ERR "unable to find a free DMA2\n");
1012  return -EBUSY;
1013  }
1014  }
1015 #endif
1016 
1017  error = snd_opti9xx_card_new(&card);
1018  if (error < 0)
1019  return error;
1020 
1021  if ((error = snd_card_opti9xx_detect(card, card->private_data)) < 0) {
1022  snd_card_free(card);
1023  return error;
1024  }
1025  snd_card_set_dev(card, devptr);
1026  if ((error = snd_opti9xx_probe(card)) < 0) {
1027  snd_card_free(card);
1028  return error;
1029  }
1030  dev_set_drvdata(devptr, card);
1031  return 0;
1032 }
1033 
1034 static int __devexit snd_opti9xx_isa_remove(struct device *devptr,
1035  unsigned int dev)
1036 {
1037  snd_card_free(dev_get_drvdata(devptr));
1038  dev_set_drvdata(devptr, NULL);
1039  return 0;
1040 }
1041 
1042 #ifdef CONFIG_PM
1043 static int snd_opti9xx_suspend(struct snd_card *card)
1044 {
1045  struct snd_opti9xx *chip = card->private_data;
1046 
1048  chip->codec->suspend(chip->codec);
1049  return 0;
1050 }
1051 
1052 static int snd_opti9xx_resume(struct snd_card *card)
1053 {
1054  struct snd_opti9xx *chip = card->private_data;
1055  int error, xdma2;
1056 #if defined(CS4231) || defined(OPTi93X)
1057  xdma2 = dma2;
1058 #else
1059  xdma2 = -1;
1060 #endif
1061 
1062  error = snd_opti9xx_configure(chip, port, irq, dma1, xdma2,
1063  mpu_port, mpu_irq);
1064  if (error)
1065  return error;
1066  chip->codec->resume(chip->codec);
1068  return 0;
1069 }
1070 
1071 static int snd_opti9xx_isa_suspend(struct device *dev, unsigned int n,
1073 {
1074  return snd_opti9xx_suspend(dev_get_drvdata(dev));
1075 }
1076 
1077 static int snd_opti9xx_isa_resume(struct device *dev, unsigned int n)
1078 {
1079  return snd_opti9xx_resume(dev_get_drvdata(dev));
1080 }
1081 #endif
1082 
1083 static struct isa_driver snd_opti9xx_driver = {
1084  .match = snd_opti9xx_isa_match,
1085  .probe = snd_opti9xx_isa_probe,
1086  .remove = __devexit_p(snd_opti9xx_isa_remove),
1087 #ifdef CONFIG_PM
1088  .suspend = snd_opti9xx_isa_suspend,
1089  .resume = snd_opti9xx_isa_resume,
1090 #endif
1091  .driver = {
1092  .name = DEV_NAME
1093  },
1094 };
1095 
1096 #ifdef CONFIG_PNP
1097 static int __devinit snd_opti9xx_pnp_probe(struct pnp_card_link *pcard,
1098  const struct pnp_card_device_id *pid)
1099 {
1100  struct snd_card *card;
1101  int error, hw;
1102  struct snd_opti9xx *chip;
1103 
1104  if (snd_opti9xx_pnp_is_probed)
1105  return -EBUSY;
1106  if (! isapnp)
1107  return -ENODEV;
1108  error = snd_opti9xx_card_new(&card);
1109  if (error < 0)
1110  return error;
1111  chip = card->private_data;
1112 
1113  hw = snd_card_opti9xx_pnp(chip, pcard, pid);
1114  switch (hw) {
1115  case 0x0924:
1116  hw = OPTi9XX_HW_82C924;
1117  break;
1118  case 0x0925:
1119  hw = OPTi9XX_HW_82C925;
1120  break;
1121  case 0x0931:
1122  hw = OPTi9XX_HW_82C931;
1123  break;
1124  default:
1125  snd_card_free(card);
1126  return -ENODEV;
1127  }
1128 
1129  if ((error = snd_opti9xx_init(chip, hw))) {
1130  snd_card_free(card);
1131  return error;
1132  }
1133  error = snd_opti9xx_read_check(chip);
1134  if (error) {
1135  snd_printk(KERN_ERR "OPTI chip not found\n");
1136  snd_card_free(card);
1137  return error;
1138  }
1139  snd_card_set_dev(card, &pcard->card->dev);
1140  if ((error = snd_opti9xx_probe(card)) < 0) {
1141  snd_card_free(card);
1142  return error;
1143  }
1144  pnp_set_card_drvdata(pcard, card);
1145  snd_opti9xx_pnp_is_probed = 1;
1146  return 0;
1147 }
1148 
1149 static void __devexit snd_opti9xx_pnp_remove(struct pnp_card_link * pcard)
1150 {
1151  snd_card_free(pnp_get_card_drvdata(pcard));
1152  pnp_set_card_drvdata(pcard, NULL);
1153  snd_opti9xx_pnp_is_probed = 0;
1154 }
1155 
1156 #ifdef CONFIG_PM
1157 static int snd_opti9xx_pnp_suspend(struct pnp_card_link *pcard,
1158  pm_message_t state)
1159 {
1160  return snd_opti9xx_suspend(pnp_get_card_drvdata(pcard));
1161 }
1162 
1163 static int snd_opti9xx_pnp_resume(struct pnp_card_link *pcard)
1164 {
1165  return snd_opti9xx_resume(pnp_get_card_drvdata(pcard));
1166 }
1167 #endif
1168 
1169 static struct pnp_card_driver opti9xx_pnpc_driver = {
1171  .name = "opti9xx",
1172  .id_table = snd_opti9xx_pnpids,
1173  .probe = snd_opti9xx_pnp_probe,
1174  .remove = __devexit_p(snd_opti9xx_pnp_remove),
1175 #ifdef CONFIG_PM
1176  .suspend = snd_opti9xx_pnp_suspend,
1177  .resume = snd_opti9xx_pnp_resume,
1178 #endif
1179 };
1180 #endif
1181 
1182 #ifdef OPTi93X
1183 #define CHIP_NAME "82C93x"
1184 #else
1185 #define CHIP_NAME "82C92x"
1186 #endif
1187 
1188 static int __init alsa_card_opti9xx_init(void)
1189 {
1190 #ifdef CONFIG_PNP
1191  pnp_register_card_driver(&opti9xx_pnpc_driver);
1192  if (snd_opti9xx_pnp_is_probed)
1193  return 0;
1194  pnp_unregister_card_driver(&opti9xx_pnpc_driver);
1195 #endif
1196  return isa_register_driver(&snd_opti9xx_driver, 1);
1197 }
1198 
1199 static void __exit alsa_card_opti9xx_exit(void)
1200 {
1201  if (!snd_opti9xx_pnp_is_probed) {
1202  isa_unregister_driver(&snd_opti9xx_driver);
1203  return;
1204  }
1205 #ifdef CONFIG_PNP
1206  pnp_unregister_card_driver(&opti9xx_pnpc_driver);
1207 #endif
1208 }
1209 
1210 module_init(alsa_card_opti9xx_init)
1211 module_exit(alsa_card_opti9xx_exit)