1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /*
3 card-opti92x-ad1848.c - driver for OPTi 82c92x based soundcards.
4 Copyright (C) 1998-2000 by Massimo Piccioni <dafastidio@libero.it>
5
6 Part of this code was developed at the Italian Ministry of Air Defence,
7 Sixth Division (oh, che pace ...), Rome.
8
9 Thanks to Maria Grazia Pollarini, Salvatore Vassallo.
10
11 */
12
13
14 #include <linux/init.h>
15 #include <linux/err.h>
16 #include <linux/isa.h>
17 #include <linux/delay.h>
18 #include <linux/pnp.h>
19 #include <linux/module.h>
20 #include <linux/io.h>
21 #include <asm/dma.h>
22 #include <sound/core.h>
23 #include <sound/tlv.h>
24 #include <sound/wss.h>
25 #include <sound/mpu401.h>
26 #include <sound/opl3.h>
27 #ifndef OPTi93X
28 #include <sound/opl4.h>
29 #endif
30 #define SNDRV_LEGACY_FIND_FREE_IOPORT
31 #define SNDRV_LEGACY_FIND_FREE_IRQ
32 #define SNDRV_LEGACY_FIND_FREE_DMA
33 #include <sound/initval.h>
34
35 MODULE_AUTHOR("Massimo Piccioni <dafastidio@libero.it>");
36 MODULE_LICENSE("GPL");
37 #ifdef OPTi93X
38 MODULE_DESCRIPTION("OPTi93X");
39 #else /* OPTi93X */
40 #ifdef CS4231
41 MODULE_DESCRIPTION("OPTi92X - CS4231");
42 #else /* CS4231 */
43 MODULE_DESCRIPTION("OPTi92X - AD1848");
44 #endif /* CS4231 */
45 #endif /* OPTi93X */
46
47 static int index = SNDRV_DEFAULT_IDX1; /* Index 0-MAX */
48 static char *id = SNDRV_DEFAULT_STR1; /* ID for this card */
49 //static bool enable = SNDRV_DEFAULT_ENABLE1; /* Enable this card */
50 #ifdef CONFIG_PNP
51 static bool isapnp = true; /* Enable ISA PnP detection */
52 #endif
53 static long port = SNDRV_DEFAULT_PORT1; /* 0x530,0xe80,0xf40,0x604 */
54 static long mpu_port = SNDRV_DEFAULT_PORT1; /* 0x300,0x310,0x320,0x330 */
55 static long fm_port = SNDRV_DEFAULT_PORT1; /* 0x388 */
56 static int irq = SNDRV_DEFAULT_IRQ1; /* 5,7,9,10,11 */
57 static int mpu_irq = SNDRV_DEFAULT_IRQ1; /* 5,7,9,10 */
58 static int dma1 = SNDRV_DEFAULT_DMA1; /* 0,1,3 */
59 #if defined(CS4231) || defined(OPTi93X)
60 static int dma2 = SNDRV_DEFAULT_DMA1; /* 0,1,3 */
61 #endif /* CS4231 || OPTi93X */
62
63 module_param(index, int, 0444);
64 MODULE_PARM_DESC(index, "Index value for opti9xx based soundcard.");
65 module_param(id, charp, 0444);
66 MODULE_PARM_DESC(id, "ID string for opti9xx based soundcard.");
67 //module_param(enable, bool, 0444);
68 //MODULE_PARM_DESC(enable, "Enable opti9xx soundcard.");
69 #ifdef CONFIG_PNP
70 module_param(isapnp, bool, 0444);
71 MODULE_PARM_DESC(isapnp, "Enable ISA PnP detection for specified soundcard.");
72 #endif
73 module_param_hw(port, long, ioport, 0444);
74 MODULE_PARM_DESC(port, "WSS port # for opti9xx driver.");
75 module_param_hw(mpu_port, long, ioport, 0444);
76 MODULE_PARM_DESC(mpu_port, "MPU-401 port # for opti9xx driver.");
77 module_param_hw(fm_port, long, ioport, 0444);
78 MODULE_PARM_DESC(fm_port, "FM port # for opti9xx driver.");
79 module_param_hw(irq, int, irq, 0444);
80 MODULE_PARM_DESC(irq, "WSS irq # for opti9xx driver.");
81 module_param_hw(mpu_irq, int, irq, 0444);
82 MODULE_PARM_DESC(mpu_irq, "MPU-401 irq # for opti9xx driver.");
83 module_param_hw(dma1, int, dma, 0444);
84 MODULE_PARM_DESC(dma1, "1st dma # for opti9xx driver.");
85 #if defined(CS4231) || defined(OPTi93X)
86 module_param_hw(dma2, int, dma, 0444);
87 MODULE_PARM_DESC(dma2, "2nd dma # for opti9xx driver.");
88 #endif /* CS4231 || OPTi93X */
89
90 #define OPTi9XX_HW_82C928 1
91 #define OPTi9XX_HW_82C929 2
92 #define OPTi9XX_HW_82C924 3
93 #define OPTi9XX_HW_82C925 4
94 #define OPTi9XX_HW_82C930 5
95 #define OPTi9XX_HW_82C931 6
96 #define OPTi9XX_HW_82C933 7
97 #define OPTi9XX_HW_LAST OPTi9XX_HW_82C933
98
99 #define OPTi9XX_MC_REG(n) n
100
101 #ifdef OPTi93X
102
103 #define OPTi93X_STATUS 0x02
104 #define OPTi93X_PORT(chip, r) ((chip)->port + OPTi93X_##r)
105
106 #define OPTi93X_IRQ_PLAYBACK 0x04
107 #define OPTi93X_IRQ_CAPTURE 0x08
108
109 #endif /* OPTi93X */
110
111 struct snd_opti9xx {
112 struct snd_card *card;
113 unsigned short hardware;
114 unsigned char password;
115 char name[7];
116
117 unsigned long mc_base;
118 struct resource *res_mc_base;
119 unsigned long mc_base_size;
120 #ifdef OPTi93X
121 unsigned long mc_indir_index;
122 struct resource *res_mc_indir;
123 #endif /* OPTi93X */
124 struct snd_wss *codec;
125 unsigned long pwd_reg;
126
127 spinlock_t lock;
128
129 long wss_base;
130 int irq;
131 };
132
133 static int snd_opti9xx_pnp_is_probed;
134
135 #ifdef CONFIG_PNP
136
137 static const struct pnp_card_device_id snd_opti9xx_pnpids[] = {
138 #ifndef OPTi93X
139 /* OPTi 82C924 */
140 { .id = "OPT0924",
141 .devs = { { "OPT0000" }, { "OPT0002" }, { "OPT0005" } },
142 .driver_data = 0x0924 },
143 /* OPTi 82C925 */
144 { .id = "OPT0925",
145 .devs = { { "OPT9250" }, { "OPT0002" }, { "OPT0005" } },
146 .driver_data = 0x0925 },
147 #else
148 /* OPTi 82C931/3 */
149 { .id = "OPT0931", .devs = { { "OPT9310" }, { "OPT0002" } },
150 .driver_data = 0x0931 },
151 #endif /* OPTi93X */
152 { .id = "" }
153 };
154
155 MODULE_DEVICE_TABLE(pnp_card, snd_opti9xx_pnpids);
156
157 #endif /* CONFIG_PNP */
158
159 #define DEV_NAME KBUILD_MODNAME
160
161 static const char * const snd_opti9xx_names[] = {
162 "unknown",
163 "82C928", "82C929",
164 "82C924", "82C925",
165 "82C930", "82C931", "82C933"
166 };
167
snd_opti9xx_init(struct snd_opti9xx * chip,unsigned short hardware)168 static int snd_opti9xx_init(struct snd_opti9xx *chip,
169 unsigned short hardware)
170 {
171 static const int opti9xx_mc_size[] = {7, 7, 10, 10, 2, 2, 2};
172
173 chip->hardware = hardware;
174 strcpy(chip->name, snd_opti9xx_names[hardware]);
175
176 spin_lock_init(&chip->lock);
177
178 chip->irq = -1;
179
180 #ifndef OPTi93X
181 #ifdef CONFIG_PNP
182 if (isapnp && chip->mc_base)
183 /* PnP resource gives the least 10 bits */
184 chip->mc_base |= 0xc00;
185 else
186 #endif /* CONFIG_PNP */
187 {
188 chip->mc_base = 0xf8c;
189 chip->mc_base_size = opti9xx_mc_size[hardware];
190 }
191 #else
192 chip->mc_base_size = opti9xx_mc_size[hardware];
193 #endif
194
195 switch (hardware) {
196 #ifndef OPTi93X
197 case OPTi9XX_HW_82C928:
198 case OPTi9XX_HW_82C929:
199 chip->password = (hardware == OPTi9XX_HW_82C928) ? 0xe2 : 0xe3;
200 chip->pwd_reg = 3;
201 break;
202
203 case OPTi9XX_HW_82C924:
204 case OPTi9XX_HW_82C925:
205 chip->password = 0xe5;
206 chip->pwd_reg = 3;
207 break;
208 #else /* OPTi93X */
209
210 case OPTi9XX_HW_82C930:
211 case OPTi9XX_HW_82C931:
212 case OPTi9XX_HW_82C933:
213 chip->mc_base = (hardware == OPTi9XX_HW_82C930) ? 0xf8f : 0xf8d;
214 if (!chip->mc_indir_index)
215 chip->mc_indir_index = 0xe0e;
216 chip->password = 0xe4;
217 chip->pwd_reg = 0;
218 break;
219 #endif /* OPTi93X */
220
221 default:
222 dev_err(chip->card->dev, "chip %d not supported\n", hardware);
223 return -ENODEV;
224 }
225 return 0;
226 }
227
snd_opti9xx_read(struct snd_opti9xx * chip,unsigned char reg)228 static unsigned char snd_opti9xx_read(struct snd_opti9xx *chip,
229 unsigned char reg)
230 {
231 unsigned long flags;
232 unsigned char retval = 0xff;
233
234 spin_lock_irqsave(&chip->lock, flags);
235 outb(chip->password, chip->mc_base + chip->pwd_reg);
236
237 switch (chip->hardware) {
238 #ifndef OPTi93X
239 case OPTi9XX_HW_82C924:
240 case OPTi9XX_HW_82C925:
241 if (reg > 7) {
242 outb(reg, chip->mc_base + 8);
243 outb(chip->password, chip->mc_base + chip->pwd_reg);
244 retval = inb(chip->mc_base + 9);
245 break;
246 }
247 fallthrough;
248
249 case OPTi9XX_HW_82C928:
250 case OPTi9XX_HW_82C929:
251 retval = inb(chip->mc_base + reg);
252 break;
253 #else /* OPTi93X */
254
255 case OPTi9XX_HW_82C930:
256 case OPTi9XX_HW_82C931:
257 case OPTi9XX_HW_82C933:
258 outb(reg, chip->mc_indir_index);
259 outb(chip->password, chip->mc_base + chip->pwd_reg);
260 retval = inb(chip->mc_indir_index + 1);
261 break;
262 #endif /* OPTi93X */
263
264 default:
265 dev_err(chip->card->dev, "chip %d not supported\n", chip->hardware);
266 }
267
268 spin_unlock_irqrestore(&chip->lock, flags);
269 return retval;
270 }
271
snd_opti9xx_write(struct snd_opti9xx * chip,unsigned char reg,unsigned char value)272 static void snd_opti9xx_write(struct snd_opti9xx *chip, unsigned char reg,
273 unsigned char value)
274 {
275 unsigned long flags;
276
277 spin_lock_irqsave(&chip->lock, flags);
278 outb(chip->password, chip->mc_base + chip->pwd_reg);
279
280 switch (chip->hardware) {
281 #ifndef OPTi93X
282 case OPTi9XX_HW_82C924:
283 case OPTi9XX_HW_82C925:
284 if (reg > 7) {
285 outb(reg, chip->mc_base + 8);
286 outb(chip->password, chip->mc_base + chip->pwd_reg);
287 outb(value, chip->mc_base + 9);
288 break;
289 }
290 fallthrough;
291
292 case OPTi9XX_HW_82C928:
293 case OPTi9XX_HW_82C929:
294 outb(value, chip->mc_base + reg);
295 break;
296 #else /* OPTi93X */
297
298 case OPTi9XX_HW_82C930:
299 case OPTi9XX_HW_82C931:
300 case OPTi9XX_HW_82C933:
301 outb(reg, chip->mc_indir_index);
302 outb(chip->password, chip->mc_base + chip->pwd_reg);
303 outb(value, chip->mc_indir_index + 1);
304 break;
305 #endif /* OPTi93X */
306
307 default:
308 dev_err(chip->card->dev, "chip %d not supported\n", chip->hardware);
309 }
310
311 spin_unlock_irqrestore(&chip->lock, flags);
312 }
313
314
snd_opti9xx_write_mask(struct snd_opti9xx * chip,unsigned char reg,unsigned char value,unsigned char mask)315 static inline void snd_opti9xx_write_mask(struct snd_opti9xx *chip,
316 unsigned char reg, unsigned char value, unsigned char mask)
317 {
318 unsigned char oldval = snd_opti9xx_read(chip, reg);
319
320 snd_opti9xx_write(chip, reg, (oldval & ~mask) | (value & mask));
321 }
322
snd_opti9xx_configure(struct snd_opti9xx * chip,long port,int irq,int dma1,int dma2,long mpu_port,int mpu_irq)323 static int snd_opti9xx_configure(struct snd_opti9xx *chip,
324 long port,
325 int irq, int dma1, int dma2,
326 long mpu_port, int mpu_irq)
327 {
328 unsigned char wss_base_bits;
329 unsigned char irq_bits;
330 unsigned char dma_bits;
331 unsigned char mpu_port_bits = 0;
332 unsigned char mpu_irq_bits;
333
334 switch (chip->hardware) {
335 #ifndef OPTi93X
336 case OPTi9XX_HW_82C924:
337 /* opti 929 mode (?), OPL3 clock output, audio enable */
338 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(4), 0xf0, 0xfc);
339 /* enable wave audio */
340 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(6), 0x02, 0x02);
341 fallthrough;
342
343 case OPTi9XX_HW_82C925:
344 /* enable WSS mode */
345 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(1), 0x80, 0x80);
346 /* OPL3 FM synthesis */
347 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(2), 0x00, 0x20);
348 /* disable Sound Blaster IRQ and DMA */
349 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(3), 0xf0, 0xff);
350 #ifdef CS4231
351 /* cs4231/4248 fix enabled */
352 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(5), 0x02, 0x02);
353 #else
354 /* cs4231/4248 fix disabled */
355 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(5), 0x00, 0x02);
356 #endif /* CS4231 */
357 break;
358
359 case OPTi9XX_HW_82C928:
360 case OPTi9XX_HW_82C929:
361 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(1), 0x80, 0x80);
362 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(2), 0x00, 0x20);
363 /*
364 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(3), 0xa2, 0xae);
365 */
366 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(4), 0x00, 0x0c);
367 #ifdef CS4231
368 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(5), 0x02, 0x02);
369 #else
370 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(5), 0x00, 0x02);
371 #endif /* CS4231 */
372 break;
373
374 #else /* OPTi93X */
375 case OPTi9XX_HW_82C931:
376 /* disable 3D sound (set GPIO1 as output, low) */
377 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(20), 0x04, 0x0c);
378 fallthrough;
379
380 case OPTi9XX_HW_82C933:
381 /*
382 * The BTC 1817DW has QS1000 wavetable which is connected
383 * to the serial digital input of the OPTI931.
384 */
385 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(21), 0x82, 0xff);
386 /*
387 * This bit sets OPTI931 to automaticaly select FM
388 * or digital input signal.
389 */
390 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(26), 0x01, 0x01);
391 fallthrough;
392
393 case OPTi9XX_HW_82C930:
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 dev_err(chip->card->dev, "chip %d not supported\n", chip->hardware);
405 return -EINVAL;
406 }
407
408 /* PnP resource says it decodes only 10 bits of address */
409 switch (port & 0x3ff) {
410 case 0x130:
411 chip->wss_base = 0x530;
412 wss_base_bits = 0x00;
413 break;
414 case 0x204:
415 chip->wss_base = 0x604;
416 wss_base_bits = 0x03;
417 break;
418 case 0x280:
419 chip->wss_base = 0xe80;
420 wss_base_bits = 0x01;
421 break;
422 case 0x340:
423 chip->wss_base = 0xf40;
424 wss_base_bits = 0x02;
425 break;
426 default:
427 dev_warn(chip->card->dev, "WSS port 0x%lx not valid\n", port);
428 goto __skip_base;
429 }
430 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(1), wss_base_bits << 4, 0x30);
431
432 __skip_base:
433 switch (irq) {
434 //#ifdef OPTi93X
435 case 5:
436 irq_bits = 0x05;
437 break;
438 //#endif /* OPTi93X */
439 case 7:
440 irq_bits = 0x01;
441 break;
442 case 9:
443 irq_bits = 0x02;
444 break;
445 case 10:
446 irq_bits = 0x03;
447 break;
448 case 11:
449 irq_bits = 0x04;
450 break;
451 default:
452 dev_warn(chip->card->dev, "WSS irq # %d not valid\n", irq);
453 goto __skip_resources;
454 }
455
456 switch (dma1) {
457 case 0:
458 dma_bits = 0x01;
459 break;
460 case 1:
461 dma_bits = 0x02;
462 break;
463 case 3:
464 dma_bits = 0x03;
465 break;
466 default:
467 dev_warn(chip->card->dev, "WSS dma1 # %d not valid\n", dma1);
468 goto __skip_resources;
469 }
470
471 #if defined(CS4231) || defined(OPTi93X)
472 if (dma1 == dma2) {
473 dev_err(chip->card->dev, "don't want to share dmas\n");
474 return -EBUSY;
475 }
476
477 switch (dma2) {
478 case 0:
479 case 1:
480 break;
481 default:
482 dev_warn(chip->card->dev, "WSS dma2 # %d not valid\n", dma2);
483 goto __skip_resources;
484 }
485 dma_bits |= 0x04;
486 #endif /* CS4231 || OPTi93X */
487
488 #ifndef OPTi93X
489 outb(irq_bits << 3 | dma_bits, chip->wss_base);
490 #else /* OPTi93X */
491 snd_opti9xx_write(chip, OPTi9XX_MC_REG(3), (irq_bits << 3 | dma_bits));
492 #endif /* OPTi93X */
493
494 __skip_resources:
495 if (chip->hardware > OPTi9XX_HW_82C928) {
496 switch (mpu_port) {
497 case 0:
498 case -1:
499 break;
500 case 0x300:
501 mpu_port_bits = 0x03;
502 break;
503 case 0x310:
504 mpu_port_bits = 0x02;
505 break;
506 case 0x320:
507 mpu_port_bits = 0x01;
508 break;
509 case 0x330:
510 mpu_port_bits = 0x00;
511 break;
512 default:
513 dev_warn(chip->card->dev,
514 "MPU-401 port 0x%lx not valid\n", mpu_port);
515 goto __skip_mpu;
516 }
517
518 switch (mpu_irq) {
519 case 5:
520 mpu_irq_bits = 0x02;
521 break;
522 case 7:
523 mpu_irq_bits = 0x03;
524 break;
525 case 9:
526 mpu_irq_bits = 0x00;
527 break;
528 case 10:
529 mpu_irq_bits = 0x01;
530 break;
531 default:
532 dev_warn(chip->card->dev, "MPU-401 irq # %d not valid\n",
533 mpu_irq);
534 goto __skip_mpu;
535 }
536
537 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(6),
538 (mpu_port <= 0) ? 0x00 :
539 0x80 | mpu_port_bits << 5 | mpu_irq_bits << 3,
540 0xf8);
541 }
542 __skip_mpu:
543
544 return 0;
545 }
546
547 #ifdef OPTi93X
548
549 static const DECLARE_TLV_DB_SCALE(db_scale_5bit_3db_step, -9300, 300, 0);
550 static const DECLARE_TLV_DB_SCALE(db_scale_5bit, -4650, 150, 0);
551 static const DECLARE_TLV_DB_SCALE(db_scale_4bit_12db_max, -3300, 300, 0);
552
553 static const struct snd_kcontrol_new snd_opti93x_controls[] = {
554 WSS_DOUBLE("Master Playback Switch", 0,
555 OPTi93X_OUT_LEFT, OPTi93X_OUT_RIGHT, 7, 7, 1, 1),
556 WSS_DOUBLE_TLV("Master Playback Volume", 0,
557 OPTi93X_OUT_LEFT, OPTi93X_OUT_RIGHT, 1, 1, 31, 1,
558 db_scale_5bit_3db_step),
559 WSS_DOUBLE_TLV("PCM Playback Volume", 0,
560 CS4231_LEFT_OUTPUT, CS4231_RIGHT_OUTPUT, 0, 0, 31, 1,
561 db_scale_5bit),
562 WSS_DOUBLE_TLV("FM Playback Volume", 0,
563 CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 1, 1, 15, 1,
564 db_scale_4bit_12db_max),
565 WSS_DOUBLE("Line Playback Switch", 0,
566 CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 7, 7, 1, 1),
567 WSS_DOUBLE_TLV("Line Playback Volume", 0,
568 CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 0, 0, 15, 1,
569 db_scale_4bit_12db_max),
570 WSS_DOUBLE("Mic Playback Switch", 0,
571 OPTi93X_MIC_LEFT_INPUT, OPTi93X_MIC_RIGHT_INPUT, 7, 7, 1, 1),
572 WSS_DOUBLE_TLV("Mic Playback Volume", 0,
573 OPTi93X_MIC_LEFT_INPUT, OPTi93X_MIC_RIGHT_INPUT, 1, 1, 15, 1,
574 db_scale_4bit_12db_max),
575 WSS_DOUBLE_TLV("CD Playback Volume", 0,
576 CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 1, 1, 15, 1,
577 db_scale_4bit_12db_max),
578 WSS_DOUBLE("Aux Playback Switch", 0,
579 OPTi931_AUX_LEFT_INPUT, OPTi931_AUX_RIGHT_INPUT, 7, 7, 1, 1),
580 WSS_DOUBLE_TLV("Aux Playback Volume", 0,
581 OPTi931_AUX_LEFT_INPUT, OPTi931_AUX_RIGHT_INPUT, 1, 1, 15, 1,
582 db_scale_4bit_12db_max),
583 };
584
snd_opti93x_mixer(struct snd_wss * chip)585 static int snd_opti93x_mixer(struct snd_wss *chip)
586 {
587 struct snd_card *card;
588 unsigned int idx;
589 struct snd_ctl_elem_id id1, id2;
590 int err;
591
592 if (snd_BUG_ON(!chip || !chip->pcm))
593 return -EINVAL;
594
595 card = chip->card;
596
597 strcpy(card->mixername, chip->pcm->name);
598
599 memset(&id1, 0, sizeof(id1));
600 memset(&id2, 0, sizeof(id2));
601 id1.iface = id2.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
602 /* reassign AUX0 switch to CD */
603 strcpy(id1.name, "Aux Playback Switch");
604 strcpy(id2.name, "CD Playback Switch");
605 err = snd_ctl_rename_id(card, &id1, &id2);
606 if (err < 0) {
607 dev_err(card->dev, "Cannot rename opti93x control\n");
608 return err;
609 }
610 /* reassign AUX1 switch to FM */
611 strcpy(id1.name, "Aux Playback Switch"); id1.index = 1;
612 strcpy(id2.name, "FM Playback Switch");
613 err = snd_ctl_rename_id(card, &id1, &id2);
614 if (err < 0) {
615 dev_err(card->dev, "Cannot rename opti93x control\n");
616 return err;
617 }
618 /* remove AUX1 volume */
619 strcpy(id1.name, "Aux Playback Volume"); id1.index = 1;
620 snd_ctl_remove_id(card, &id1);
621
622 /* Replace WSS volume controls with OPTi93x volume controls */
623 id1.index = 0;
624 for (idx = 0; idx < ARRAY_SIZE(snd_opti93x_controls); idx++) {
625 strcpy(id1.name, snd_opti93x_controls[idx].name);
626 snd_ctl_remove_id(card, &id1);
627
628 err = snd_ctl_add(card,
629 snd_ctl_new1(&snd_opti93x_controls[idx], chip));
630 if (err < 0)
631 return err;
632 }
633 return 0;
634 }
635
snd_opti93x_interrupt(int irq,void * dev_id)636 static irqreturn_t snd_opti93x_interrupt(int irq, void *dev_id)
637 {
638 struct snd_opti9xx *chip = dev_id;
639 struct snd_wss *codec = chip->codec;
640 unsigned char status;
641
642 if (!codec)
643 return IRQ_HANDLED;
644
645 status = snd_opti9xx_read(chip, OPTi9XX_MC_REG(11));
646 if ((status & OPTi93X_IRQ_PLAYBACK) && codec->playback_substream)
647 snd_pcm_period_elapsed(codec->playback_substream);
648 if ((status & OPTi93X_IRQ_CAPTURE) && codec->capture_substream) {
649 snd_wss_overrange(codec);
650 snd_pcm_period_elapsed(codec->capture_substream);
651 }
652 outb(0x00, OPTi93X_PORT(codec, STATUS));
653 return IRQ_HANDLED;
654 }
655
656 #endif /* OPTi93X */
657
snd_opti9xx_read_check(struct snd_card * card,struct snd_opti9xx * chip)658 static int snd_opti9xx_read_check(struct snd_card *card,
659 struct snd_opti9xx *chip)
660 {
661 unsigned char value;
662 #ifdef OPTi93X
663 unsigned long flags;
664 #endif
665
666 chip->res_mc_base =
667 devm_request_region(card->dev, chip->mc_base,
668 chip->mc_base_size, "OPTi9xx MC");
669 if (!chip->res_mc_base)
670 return -EBUSY;
671 #ifndef OPTi93X
672 value = snd_opti9xx_read(chip, OPTi9XX_MC_REG(1));
673 if (value != 0xff && value != inb(chip->mc_base + OPTi9XX_MC_REG(1)))
674 if (value == snd_opti9xx_read(chip, OPTi9XX_MC_REG(1)))
675 return 0;
676 #else /* OPTi93X */
677 chip->res_mc_indir =
678 devm_request_region(card->dev, chip->mc_indir_index, 2,
679 "OPTi93x MC");
680 if (!chip->res_mc_indir)
681 return -EBUSY;
682
683 spin_lock_irqsave(&chip->lock, flags);
684 outb(chip->password, chip->mc_base + chip->pwd_reg);
685 outb(((chip->mc_indir_index & 0x1f0) >> 4), chip->mc_base);
686 spin_unlock_irqrestore(&chip->lock, flags);
687
688 value = snd_opti9xx_read(chip, OPTi9XX_MC_REG(7));
689 snd_opti9xx_write(chip, OPTi9XX_MC_REG(7), 0xff - value);
690 if (snd_opti9xx_read(chip, OPTi9XX_MC_REG(7)) == 0xff - value)
691 return 0;
692
693 devm_release_resource(card->dev, chip->res_mc_indir);
694 chip->res_mc_indir = NULL;
695 #endif /* OPTi93X */
696 devm_release_resource(card->dev, chip->res_mc_base);
697 chip->res_mc_base = NULL;
698
699 return -ENODEV;
700 }
701
snd_card_opti9xx_detect(struct snd_card * card,struct snd_opti9xx * chip)702 static int snd_card_opti9xx_detect(struct snd_card *card,
703 struct snd_opti9xx *chip)
704 {
705 int i, err;
706
707 #ifndef OPTi93X
708 for (i = OPTi9XX_HW_82C928; i < OPTi9XX_HW_82C930; i++) {
709 #else
710 for (i = OPTi9XX_HW_82C931; i >= OPTi9XX_HW_82C930; i--) {
711 #endif
712 err = snd_opti9xx_init(chip, i);
713 if (err < 0)
714 return err;
715
716 err = snd_opti9xx_read_check(card, chip);
717 if (err == 0)
718 return 1;
719 #ifdef OPTi93X
720 chip->mc_indir_index = 0;
721 #endif
722 }
723 return -ENODEV;
724 }
725
726 #ifdef CONFIG_PNP
727 static int snd_card_opti9xx_pnp(struct snd_opti9xx *chip,
728 struct pnp_card_link *card,
729 const struct pnp_card_device_id *pid)
730 {
731 struct pnp_dev *pdev;
732 int err;
733 struct pnp_dev *devmpu;
734 #ifndef OPTi93X
735 struct pnp_dev *devmc;
736 #endif
737
738 pdev = pnp_request_card_device(card, pid->devs[0].id, NULL);
739 if (pdev == NULL)
740 return -EBUSY;
741
742 err = pnp_activate_dev(pdev);
743 if (err < 0) {
744 dev_err(chip->card->dev, "AUDIO pnp configure failure: %d\n", err);
745 return err;
746 }
747
748 #ifdef OPTi93X
749 port = pnp_port_start(pdev, 0) - 4;
750 fm_port = pnp_port_start(pdev, 1) + 8;
751 /* adjust mc_indir_index - some cards report it at 0xe?d,
752 other at 0xe?c but it really is always at 0xe?e */
753 chip->mc_indir_index = (pnp_port_start(pdev, 3) & ~0xf) | 0xe;
754 #else
755 devmc = pnp_request_card_device(card, pid->devs[2].id, NULL);
756 if (devmc == NULL)
757 return -EBUSY;
758
759 err = pnp_activate_dev(devmc);
760 if (err < 0) {
761 dev_err(chip->card->dev, "MC pnp configure failure: %d\n", err);
762 return err;
763 }
764
765 port = pnp_port_start(pdev, 1);
766 fm_port = pnp_port_start(pdev, 2) + 8;
767 /*
768 * The MC(0) is never accessed and card does not
769 * include it in the PnP resource range. OPTI93x include it.
770 */
771 chip->mc_base = pnp_port_start(devmc, 0) - 1;
772 chip->mc_base_size = pnp_port_len(devmc, 0) + 1;
773 #endif /* OPTi93X */
774 irq = pnp_irq(pdev, 0);
775 dma1 = pnp_dma(pdev, 0);
776 #if defined(CS4231) || defined(OPTi93X)
777 dma2 = pnp_dma(pdev, 1);
778 #endif /* CS4231 || OPTi93X */
779
780 devmpu = pnp_request_card_device(card, pid->devs[1].id, NULL);
781
782 if (devmpu && mpu_port > 0) {
783 err = pnp_activate_dev(devmpu);
784 if (err < 0) {
785 dev_err(chip->card->dev, "MPU401 pnp configure failure\n");
786 mpu_port = -1;
787 } else {
788 mpu_port = pnp_port_start(devmpu, 0);
789 mpu_irq = pnp_irq(devmpu, 0);
790 }
791 }
792 return pid->driver_data;
793 }
794 #endif /* CONFIG_PNP */
795
796 static int snd_opti9xx_probe(struct snd_card *card)
797 {
798 static const long possible_ports[] = {0x530, 0xe80, 0xf40, 0x604, -1};
799 int error;
800 int xdma2;
801 struct snd_opti9xx *chip = card->private_data;
802 struct snd_wss *codec;
803 struct snd_rawmidi *rmidi;
804 struct snd_hwdep *synth;
805
806 #if defined(CS4231) || defined(OPTi93X)
807 xdma2 = dma2;
808 #else
809 xdma2 = -1;
810 #endif
811
812 if (port == SNDRV_AUTO_PORT) {
813 port = snd_legacy_find_free_ioport(possible_ports, 4);
814 if (port < 0) {
815 dev_err(card->dev, "unable to find a free WSS port\n");
816 return -EBUSY;
817 }
818 }
819 error = snd_opti9xx_configure(chip, port, irq, dma1, xdma2,
820 mpu_port, mpu_irq);
821 if (error)
822 return error;
823
824 error = snd_wss_create(card, chip->wss_base + 4, -1, irq, dma1, xdma2,
825 #ifdef OPTi93X
826 WSS_HW_OPTI93X, WSS_HWSHARE_IRQ,
827 #else
828 WSS_HW_DETECT, 0,
829 #endif
830 &codec);
831 if (error < 0)
832 return error;
833 chip->codec = codec;
834 error = snd_wss_pcm(codec, 0);
835 if (error < 0)
836 return error;
837 error = snd_wss_mixer(codec);
838 if (error < 0)
839 return error;
840 #ifdef OPTi93X
841 error = snd_opti93x_mixer(codec);
842 if (error < 0)
843 return error;
844 #endif
845 #ifdef CS4231
846 error = snd_wss_timer(codec, 0);
847 if (error < 0)
848 return error;
849 #endif
850 #ifdef OPTi93X
851 error = devm_request_irq(card->dev, irq, snd_opti93x_interrupt,
852 0, DEV_NAME" - WSS", chip);
853 if (error < 0) {
854 dev_err(card->dev, "opti9xx: can't grab IRQ %d\n", irq);
855 return error;
856 }
857 #endif
858 chip->irq = irq;
859 card->sync_irq = chip->irq;
860 strcpy(card->driver, chip->name);
861 sprintf(card->shortname, "OPTi %s", card->driver);
862 #if defined(CS4231) || defined(OPTi93X)
863 scnprintf(card->longname, sizeof(card->longname),
864 "%s, %s at 0x%lx, irq %d, dma %d&%d",
865 card->shortname, codec->pcm->name,
866 chip->wss_base + 4, irq, dma1, xdma2);
867 #else
868 scnprintf(card->longname, sizeof(card->longname),
869 "%s, %s at 0x%lx, irq %d, dma %d",
870 card->shortname, codec->pcm->name, chip->wss_base + 4, irq,
871 dma1);
872 #endif /* CS4231 || OPTi93X */
873
874 if (mpu_port <= 0 || mpu_port == SNDRV_AUTO_PORT)
875 rmidi = NULL;
876 else {
877 error = snd_mpu401_uart_new(card, 0, MPU401_HW_MPU401,
878 mpu_port, 0, mpu_irq, &rmidi);
879 if (error)
880 dev_warn(card->dev, "no MPU-401 device at 0x%lx?\n",
881 mpu_port);
882 }
883
884 if (fm_port > 0 && fm_port != SNDRV_AUTO_PORT) {
885 struct snd_opl3 *opl3 = NULL;
886 #ifndef OPTi93X
887 if (chip->hardware == OPTi9XX_HW_82C928 ||
888 chip->hardware == OPTi9XX_HW_82C929 ||
889 chip->hardware == OPTi9XX_HW_82C924) {
890 struct snd_opl4 *opl4;
891 /* assume we have an OPL4 */
892 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(2),
893 0x20, 0x20);
894 if (snd_opl4_create(card, fm_port, fm_port - 8,
895 2, &opl3, &opl4) < 0) {
896 /* no luck, use OPL3 instead */
897 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(2),
898 0x00, 0x20);
899 }
900 }
901 #endif /* !OPTi93X */
902 if (!opl3 && snd_opl3_create(card, fm_port, fm_port + 2,
903 OPL3_HW_AUTO, 0, &opl3) < 0) {
904 dev_warn(card->dev, "no OPL device at 0x%lx-0x%lx\n",
905 fm_port, fm_port + 4 - 1);
906 }
907 if (opl3) {
908 error = snd_opl3_hwdep_new(opl3, 0, 1, &synth);
909 if (error < 0)
910 return error;
911 }
912 }
913
914 return snd_card_register(card);
915 }
916
917 static int snd_opti9xx_card_new(struct device *pdev, struct snd_card **cardp)
918 {
919 struct snd_card *card;
920 int err;
921
922 err = snd_devm_card_new(pdev, index, id, THIS_MODULE,
923 sizeof(struct snd_opti9xx), &card);
924 if (err < 0)
925 return err;
926 *cardp = card;
927 return 0;
928 }
929
930 static int snd_opti9xx_isa_match(struct device *devptr,
931 unsigned int dev)
932 {
933 #ifdef CONFIG_PNP
934 if (snd_opti9xx_pnp_is_probed)
935 return 0;
936 if (isapnp)
937 return 0;
938 #endif
939 return 1;
940 }
941
942 static int snd_opti9xx_isa_probe(struct device *devptr,
943 unsigned int dev)
944 {
945 struct snd_card *card;
946 int error;
947 static const long possible_mpu_ports[] = {0x300, 0x310, 0x320, 0x330, -1};
948 #ifdef OPTi93X
949 static const int possible_irqs[] = {5, 9, 10, 11, 7, -1};
950 #else
951 static const int possible_irqs[] = {9, 10, 11, 7, -1};
952 #endif /* OPTi93X */
953 static const int possible_mpu_irqs[] = {5, 9, 10, 7, -1};
954 static const int possible_dma1s[] = {3, 1, 0, -1};
955 #if defined(CS4231) || defined(OPTi93X)
956 static const int possible_dma2s[][2] = {{1,-1}, {0,-1}, {-1,-1}, {0,-1}};
957 #endif /* CS4231 || OPTi93X */
958
959 if (mpu_port == SNDRV_AUTO_PORT) {
960 mpu_port = snd_legacy_find_free_ioport(possible_mpu_ports, 2);
961 if (mpu_port < 0) {
962 dev_err(devptr, "unable to find a free MPU401 port\n");
963 return -EBUSY;
964 }
965 }
966 if (irq == SNDRV_AUTO_IRQ) {
967 irq = snd_legacy_find_free_irq(possible_irqs);
968 if (irq < 0) {
969 dev_err(devptr, "unable to find a free IRQ\n");
970 return -EBUSY;
971 }
972 }
973 if (mpu_irq == SNDRV_AUTO_IRQ) {
974 mpu_irq = snd_legacy_find_free_irq(possible_mpu_irqs);
975 if (mpu_irq < 0) {
976 dev_err(devptr, "unable to find a free MPU401 IRQ\n");
977 return -EBUSY;
978 }
979 }
980 if (dma1 == SNDRV_AUTO_DMA) {
981 dma1 = snd_legacy_find_free_dma(possible_dma1s);
982 if (dma1 < 0) {
983 dev_err(devptr, "unable to find a free DMA1\n");
984 return -EBUSY;
985 }
986 }
987 #if defined(CS4231) || defined(OPTi93X)
988 if (dma2 == SNDRV_AUTO_DMA) {
989 dma2 = snd_legacy_find_free_dma(possible_dma2s[dma1 % 4]);
990 if (dma2 < 0) {
991 dev_err(devptr, "unable to find a free DMA2\n");
992 return -EBUSY;
993 }
994 }
995 #endif
996
997 error = snd_opti9xx_card_new(devptr, &card);
998 if (error < 0)
999 return error;
1000
1001 error = snd_card_opti9xx_detect(card, card->private_data);
1002 if (error < 0)
1003 return error;
1004 error = snd_opti9xx_probe(card);
1005 if (error < 0)
1006 return error;
1007 dev_set_drvdata(devptr, card);
1008 return 0;
1009 }
1010
1011 #ifdef CONFIG_PM
1012 static int snd_opti9xx_suspend(struct snd_card *card)
1013 {
1014 struct snd_opti9xx *chip = card->private_data;
1015
1016 snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
1017 chip->codec->suspend(chip->codec);
1018 return 0;
1019 }
1020
1021 static int snd_opti9xx_resume(struct snd_card *card)
1022 {
1023 struct snd_opti9xx *chip = card->private_data;
1024 int error, xdma2;
1025 #if defined(CS4231) || defined(OPTi93X)
1026 xdma2 = dma2;
1027 #else
1028 xdma2 = -1;
1029 #endif
1030
1031 error = snd_opti9xx_configure(chip, port, irq, dma1, xdma2,
1032 mpu_port, mpu_irq);
1033 if (error)
1034 return error;
1035 chip->codec->resume(chip->codec);
1036 snd_power_change_state(card, SNDRV_CTL_POWER_D0);
1037 return 0;
1038 }
1039
1040 static int snd_opti9xx_isa_suspend(struct device *dev, unsigned int n,
1041 pm_message_t state)
1042 {
1043 return snd_opti9xx_suspend(dev_get_drvdata(dev));
1044 }
1045
1046 static int snd_opti9xx_isa_resume(struct device *dev, unsigned int n)
1047 {
1048 return snd_opti9xx_resume(dev_get_drvdata(dev));
1049 }
1050 #endif
1051
1052 static struct isa_driver snd_opti9xx_driver = {
1053 .match = snd_opti9xx_isa_match,
1054 .probe = snd_opti9xx_isa_probe,
1055 #ifdef CONFIG_PM
1056 .suspend = snd_opti9xx_isa_suspend,
1057 .resume = snd_opti9xx_isa_resume,
1058 #endif
1059 .driver = {
1060 .name = DEV_NAME
1061 },
1062 };
1063
1064 #ifdef CONFIG_PNP
1065 static int snd_opti9xx_pnp_probe(struct pnp_card_link *pcard,
1066 const struct pnp_card_device_id *pid)
1067 {
1068 struct snd_card *card;
1069 int error, hw;
1070 struct snd_opti9xx *chip;
1071
1072 if (snd_opti9xx_pnp_is_probed)
1073 return -EBUSY;
1074 if (! isapnp)
1075 return -ENODEV;
1076 error = snd_opti9xx_card_new(&pcard->card->dev, &card);
1077 if (error < 0)
1078 return error;
1079 chip = card->private_data;
1080 chip->card = card;
1081
1082 hw = snd_card_opti9xx_pnp(chip, pcard, pid);
1083 switch (hw) {
1084 case 0x0924:
1085 hw = OPTi9XX_HW_82C924;
1086 break;
1087 case 0x0925:
1088 hw = OPTi9XX_HW_82C925;
1089 break;
1090 case 0x0931:
1091 hw = OPTi9XX_HW_82C931;
1092 break;
1093 default:
1094 return -ENODEV;
1095 }
1096
1097 error = snd_opti9xx_init(chip, hw);
1098 if (error)
1099 return error;
1100 error = snd_opti9xx_read_check(card, chip);
1101 if (error) {
1102 dev_err(card->dev, "OPTI chip not found\n");
1103 return error;
1104 }
1105 error = snd_opti9xx_probe(card);
1106 if (error < 0)
1107 return error;
1108 pnp_set_card_drvdata(pcard, card);
1109 snd_opti9xx_pnp_is_probed = 1;
1110 return 0;
1111 }
1112
1113 static void snd_opti9xx_pnp_remove(struct pnp_card_link *pcard)
1114 {
1115 snd_opti9xx_pnp_is_probed = 0;
1116 }
1117
1118 #ifdef CONFIG_PM
1119 static int snd_opti9xx_pnp_suspend(struct pnp_card_link *pcard,
1120 pm_message_t state)
1121 {
1122 return snd_opti9xx_suspend(pnp_get_card_drvdata(pcard));
1123 }
1124
1125 static int snd_opti9xx_pnp_resume(struct pnp_card_link *pcard)
1126 {
1127 return snd_opti9xx_resume(pnp_get_card_drvdata(pcard));
1128 }
1129 #endif
1130
1131 static struct pnp_card_driver opti9xx_pnpc_driver = {
1132 .flags = PNP_DRIVER_RES_DISABLE,
1133 .name = DEV_NAME,
1134 .id_table = snd_opti9xx_pnpids,
1135 .probe = snd_opti9xx_pnp_probe,
1136 .remove = snd_opti9xx_pnp_remove,
1137 #ifdef CONFIG_PM
1138 .suspend = snd_opti9xx_pnp_suspend,
1139 .resume = snd_opti9xx_pnp_resume,
1140 #endif
1141 };
1142 #endif
1143
1144 #ifdef OPTi93X
1145 #define CHIP_NAME "82C93x"
1146 #else
1147 #define CHIP_NAME "82C92x"
1148 #endif
1149
1150 static int __init alsa_card_opti9xx_init(void)
1151 {
1152 #ifdef CONFIG_PNP
1153 pnp_register_card_driver(&opti9xx_pnpc_driver);
1154 if (snd_opti9xx_pnp_is_probed)
1155 return 0;
1156 pnp_unregister_card_driver(&opti9xx_pnpc_driver);
1157 #endif
1158 return isa_register_driver(&snd_opti9xx_driver, 1);
1159 }
1160
1161 static void __exit alsa_card_opti9xx_exit(void)
1162 {
1163 if (!snd_opti9xx_pnp_is_probed) {
1164 isa_unregister_driver(&snd_opti9xx_driver);
1165 return;
1166 }
1167 #ifdef CONFIG_PNP
1168 pnp_unregister_card_driver(&opti9xx_pnpc_driver);
1169 #endif
1170 }
1171
1172 module_init(alsa_card_opti9xx_init)
1173 module_exit(alsa_card_opti9xx_exit)
1174