2 card-opti92x-ad1848.c - driver for OPTi 82c92x based soundcards.
3 Copyright (C) 1998-2000 by Massimo Piccioni <dafastidio@libero.it>
5 Part of this code was developed at the Italian Ministry of Air Defence,
6 Sixth Division (oh, che pace ...), Rome.
8 Thanks to Maria Grazia Pollarini, Salvatore Vassallo.
10 This program is free software; you can redistribute it and/or modify
11 it under the terms of the GNU General Public License as published by
12 the Free Software Foundation; either version 2 of the License, or
13 (at your option) any later version.
15 This program is distributed in the hope that it will be useful,
16 but WITHOUT ANY WARRANTY; without even the implied warranty of
17 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 GNU General Public License for more details.
20 You should have received a copy of the GNU General Public License
21 along with this program; if not, write to the Free Software
22 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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>
35 #include <sound/core.h>
36 #include <sound/wss.h>
37 #include <sound/mpu401.h>
38 #include <sound/opl3.h>
40 #include <sound/opl4.h>
42 #define SNDRV_LEGACY_FIND_FREE_IRQ
43 #define SNDRV_LEGACY_FIND_FREE_DMA
44 #include <sound/initval.h>
46 MODULE_AUTHOR("Massimo Piccioni <dafastidio@libero.it>");
47 MODULE_LICENSE("GPL");
49 MODULE_DESCRIPTION("OPTi93X");
50 MODULE_SUPPORTED_DEVICE("{{OPTi,82C931/3}}");
53 MODULE_DESCRIPTION("OPTi92X - CS4231");
54 MODULE_SUPPORTED_DEVICE("{{OPTi,82C924 (CS4231)},"
55 "{OPTi,82C925 (CS4231)}}");
57 MODULE_DESCRIPTION("OPTi92X - AD1848");
58 MODULE_SUPPORTED_DEVICE("{{OPTi,82C924 (AD1848)},"
59 "{OPTi,82C925 (AD1848)},"
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 */
68 static int isapnp
= 1; /* Enable ISA PnP detection */
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 */
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.");
87 module_param(isapnp
, bool, 0444);
88 MODULE_PARM_DESC(isapnp
, "Enable ISA PnP detection for specified soundcard.");
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 */
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
116 #define OPTi9XX_MC_REG(n) n
120 #define OPTi93X_STATUS 0x02
121 #define OPTi93X_PORT(chip, r) ((chip)->port + OPTi93X_##r)
123 #define OPTi93X_IRQ_PLAYBACK 0x04
124 #define OPTi93X_IRQ_CAPTURE 0x08
129 unsigned short hardware
;
130 unsigned char password
;
133 unsigned long mc_base
;
134 struct resource
*res_mc_base
;
135 unsigned long mc_base_size
;
137 unsigned long mc_indir_index
;
138 struct snd_wss
*codec
;
140 unsigned long pwd_reg
;
156 struct pnp_dev
*devmpu
;
157 #endif /* CONFIG_PNP */
160 static int snd_opti9xx_pnp_is_probed
;
164 static struct pnp_card_device_id snd_opti9xx_pnpids
[] = {
167 { .id
= "OPT0924", .devs
= { { "OPT0000" }, { "OPT0002" } }, .driver_data
= 0x0924 },
169 { .id
= "OPT0925", .devs
= { { "OPT9250" }, { "OPT0002" } }, .driver_data
= 0x0925 },
172 { .id
= "OPT0931", .devs
= { { "OPT9310" }, { "OPT0002" } }, .driver_data
= 0x0931 },
177 MODULE_DEVICE_TABLE(pnp_card
, snd_opti9xx_pnpids
);
179 #endif /* CONFIG_PNP */
182 #define DEV_NAME "opti93x"
184 #define DEV_NAME "opti92x"
187 static char * snd_opti9xx_names
[] = {
191 "82C930", "82C931", "82C933"
195 static long __devinit
snd_legacy_find_free_ioport(long *port_table
, long size
)
197 while (*port_table
!= -1) {
198 if (request_region(*port_table
, size
, "ALSA test")) {
199 release_region(*port_table
, size
);
207 static int __devinit
snd_opti9xx_init(struct snd_opti9xx
*chip
,
208 unsigned short hardware
)
210 static int opti9xx_mc_size
[] = {7, 7, 10, 10, 2, 2, 2};
212 chip
->hardware
= hardware
;
213 strcpy(chip
->name
, snd_opti9xx_names
[hardware
]);
215 chip
->mc_base_size
= opti9xx_mc_size
[hardware
];
217 spin_lock_init(&chip
->lock
);
229 case OPTi9XX_HW_82C928
:
230 case OPTi9XX_HW_82C929
:
231 chip
->mc_base
= 0xf8c;
232 chip
->password
= (hardware
== OPTi9XX_HW_82C928
) ? 0xe2 : 0xe3;
236 case OPTi9XX_HW_82C924
:
237 case OPTi9XX_HW_82C925
:
238 chip
->mc_base
= 0xf8c;
239 chip
->password
= 0xe5;
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;
255 snd_printk(KERN_ERR
"chip %d not supported\n", hardware
);
261 static unsigned char snd_opti9xx_read(struct snd_opti9xx
*chip
,
265 unsigned char retval
= 0xff;
267 spin_lock_irqsave(&chip
->lock
, flags
);
268 outb(chip
->password
, chip
->mc_base
+ chip
->pwd_reg
);
270 switch (chip
->hardware
) {
272 case OPTi9XX_HW_82C924
:
273 case OPTi9XX_HW_82C925
:
275 outb(reg
, chip
->mc_base
+ 8);
276 outb(chip
->password
, chip
->mc_base
+ chip
->pwd_reg
);
277 retval
= inb(chip
->mc_base
+ 9);
281 case OPTi9XX_HW_82C928
:
282 case OPTi9XX_HW_82C929
:
283 retval
= inb(chip
->mc_base
+ reg
);
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);
297 snd_printk(KERN_ERR
"chip %d not supported\n", chip
->hardware
);
300 spin_unlock_irqrestore(&chip
->lock
, flags
);
304 static void snd_opti9xx_write(struct snd_opti9xx
*chip
, unsigned char reg
,
309 spin_lock_irqsave(&chip
->lock
, flags
);
310 outb(chip
->password
, chip
->mc_base
+ chip
->pwd_reg
);
312 switch (chip
->hardware
) {
314 case OPTi9XX_HW_82C924
:
315 case OPTi9XX_HW_82C925
:
317 outb(reg
, chip
->mc_base
+ 8);
318 outb(chip
->password
, chip
->mc_base
+ chip
->pwd_reg
);
319 outb(value
, chip
->mc_base
+ 9);
323 case OPTi9XX_HW_82C928
:
324 case OPTi9XX_HW_82C929
:
325 outb(value
, chip
->mc_base
+ reg
);
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);
339 snd_printk(KERN_ERR
"chip %d not supported\n", chip
->hardware
);
342 spin_unlock_irqrestore(&chip
->lock
, flags
);
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)))
351 static int __devinit
snd_opti9xx_configure(struct snd_opti9xx
*chip
)
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
;
359 switch (chip
->hardware
) {
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);
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);
370 snd_opti9xx_write_mask(chip
, OPTi9XX_MC_REG(5), 0x02, 0x02);
372 snd_opti9xx_write_mask(chip
, OPTi9XX_MC_REG(5), 0x00, 0x02);
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);
381 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(3), 0xa2, 0xae);
383 snd_opti9xx_write_mask(chip
, OPTi9XX_MC_REG(4), 0x00, 0x0c);
385 snd_opti9xx_write_mask(chip
, OPTi9XX_MC_REG(5), 0x02, 0x02);
387 snd_opti9xx_write_mask(chip
, OPTi9XX_MC_REG(5), 0x00, 0x02);
392 case OPTi9XX_HW_82C931
:
393 case OPTi9XX_HW_82C933
:
395 * The BTC 1817DW has QS1000 wavetable which is connected
396 * to the serial digital input of the OPTI931.
398 snd_opti9xx_write_mask(chip
, OPTi9XX_MC_REG(21), 0x82, 0xff);
400 * This bit sets OPTI931 to automaticaly select FM
401 * or digital input signal.
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),
410 snd_opti9xx_write_mask(chip
, OPTi9XX_MC_REG(5), 0x20, 0xbf);
415 snd_printk(KERN_ERR
"chip %d not supported\n", chip
->hardware
);
419 switch (chip
->wss_base
) {
421 wss_base_bits
= 0x00;
424 wss_base_bits
= 0x03;
427 wss_base_bits
= 0x01;
430 wss_base_bits
= 0x02;
433 snd_printk(KERN_WARNING
"WSS port 0x%lx not valid\n",
437 snd_opti9xx_write_mask(chip
, OPTi9XX_MC_REG(1), wss_base_bits
<< 4, 0x30);
445 //#endif /* OPTi93X */
459 snd_printk(KERN_WARNING
"WSS irq # %d not valid\n", chip
->irq
);
460 goto __skip_resources
;
463 switch (chip
->dma1
) {
474 snd_printk(KERN_WARNING
"WSS dma1 # %d not valid\n",
476 goto __skip_resources
;
479 #if defined(CS4231) || defined(OPTi93X)
480 if (chip
->dma1
== chip
->dma2
) {
481 snd_printk(KERN_ERR
"don't want to share dmas\n");
485 switch (chip
->dma2
) {
490 snd_printk(KERN_WARNING
"WSS dma2 # %d not valid\n",
492 goto __skip_resources
;
495 #endif /* CS4231 || OPTi93X */
498 outb(irq_bits
<< 3 | dma_bits
, chip
->wss_base
);
500 snd_opti9xx_write(chip
, OPTi9XX_MC_REG(3), (irq_bits
<< 3 | dma_bits
));
504 if (chip
->hardware
> OPTi9XX_HW_82C928
) {
505 switch (chip
->mpu_port
) {
510 mpu_port_bits
= 0x03;
513 mpu_port_bits
= 0x02;
516 mpu_port_bits
= 0x01;
519 mpu_port_bits
= 0x00;
522 snd_printk(KERN_WARNING
523 "MPU-401 port 0x%lx not valid\n",
528 switch (chip
->mpu_irq
) {
542 snd_printk(KERN_WARNING
"MPU-401 irq # %d not valid\n",
547 snd_opti9xx_write_mask(chip
, OPTi9XX_MC_REG(6),
548 (chip
->mpu_port
<= 0) ? 0x00 :
549 0x80 | mpu_port_bits
<< 5 | mpu_irq_bits
<< 3,
559 static irqreturn_t
snd_opti93x_interrupt(int irq
, void *dev_id
)
561 struct snd_wss
*codec
= dev_id
;
562 struct snd_opti9xx
*chip
= codec
->card
->private_data
;
563 unsigned char status
;
565 status
= snd_opti9xx_read(chip
, OPTi9XX_MC_REG(11));
566 if ((status
& OPTi93X_IRQ_PLAYBACK
) && codec
->playback_substream
)
567 snd_pcm_period_elapsed(codec
->playback_substream
);
568 if ((status
& OPTi93X_IRQ_CAPTURE
) && codec
->capture_substream
) {
569 snd_wss_overrange(codec
);
570 snd_pcm_period_elapsed(codec
->capture_substream
);
572 outb(0x00, OPTi93X_PORT(codec
, STATUS
));
578 static int __devinit
snd_card_opti9xx_detect(struct snd_card
*card
,
579 struct snd_opti9xx
*chip
)
584 for (i
= OPTi9XX_HW_82C928
; i
< OPTi9XX_HW_82C930
; i
++) {
587 if ((err
= snd_opti9xx_init(chip
, i
)) < 0)
590 if ((chip
->res_mc_base
= request_region(chip
->mc_base
, chip
->mc_base_size
, "OPTi9xx MC")) == NULL
)
593 value
= snd_opti9xx_read(chip
, OPTi9XX_MC_REG(1));
594 if ((value
!= 0xff) && (value
!= inb(chip
->mc_base
+ 1)))
595 if (value
== snd_opti9xx_read(chip
, OPTi9XX_MC_REG(1)))
598 release_and_free_resource(chip
->res_mc_base
);
599 chip
->res_mc_base
= NULL
;
603 for (i
= OPTi9XX_HW_82C931
; i
>= OPTi9XX_HW_82C930
; i
--) {
607 if ((err
= snd_opti9xx_init(chip
, i
)) < 0)
610 if ((chip
->res_mc_base
= request_region(chip
->mc_base
, chip
->mc_base_size
, "OPTi9xx MC")) == NULL
)
613 spin_lock_irqsave(&chip
->lock
, flags
);
614 outb(chip
->password
, chip
->mc_base
+ chip
->pwd_reg
);
615 outb(((chip
->mc_indir_index
& (1 << 8)) >> 4) |
616 ((chip
->mc_indir_index
& 0xf0) >> 4), chip
->mc_base
);
617 spin_unlock_irqrestore(&chip
->lock
, flags
);
619 value
= snd_opti9xx_read(chip
, OPTi9XX_MC_REG(7));
620 snd_opti9xx_write(chip
, OPTi9XX_MC_REG(7), 0xff - value
);
621 if (snd_opti9xx_read(chip
, OPTi9XX_MC_REG(7)) == 0xff - value
)
624 release_and_free_resource(chip
->res_mc_base
);
625 chip
->res_mc_base
= NULL
;
633 static int __devinit
snd_card_opti9xx_pnp(struct snd_opti9xx
*chip
,
634 struct pnp_card_link
*card
,
635 const struct pnp_card_device_id
*pid
)
637 struct pnp_dev
*pdev
;
640 chip
->dev
= pnp_request_card_device(card
, pid
->devs
[0].id
, NULL
);
641 if (chip
->dev
== NULL
)
644 chip
->devmpu
= pnp_request_card_device(card
, pid
->devs
[1].id
, NULL
);
648 err
= pnp_activate_dev(pdev
);
650 snd_printk(KERN_ERR
"AUDIO pnp configure failure: %d\n", err
);
655 port
= pnp_port_start(pdev
, 0) - 4;
656 fm_port
= pnp_port_start(pdev
, 1) + 8;
658 if (pid
->driver_data
!= 0x0924)
659 port
= pnp_port_start(pdev
, 1);
660 fm_port
= pnp_port_start(pdev
, 2) + 8;
662 irq
= pnp_irq(pdev
, 0);
663 dma1
= pnp_dma(pdev
, 0);
664 #if defined(CS4231) || defined(OPTi93X)
665 dma2
= pnp_dma(pdev
, 1);
666 #endif /* CS4231 || OPTi93X */
669 if (pdev
&& mpu_port
> 0) {
670 err
= pnp_activate_dev(pdev
);
672 snd_printk(KERN_ERR
"AUDIO pnp configure failure\n");
676 mpu_port
= pnp_port_start(pdev
, 0);
677 mpu_irq
= pnp_irq(pdev
, 0);
680 return pid
->driver_data
;
682 #endif /* CONFIG_PNP */
684 static void snd_card_opti9xx_free(struct snd_card
*card
)
686 struct snd_opti9xx
*chip
= card
->private_data
;
690 struct snd_wss
*codec
= chip
->codec
;
691 if (codec
&& codec
->irq
> 0) {
692 disable_irq(codec
->irq
);
693 free_irq(codec
->irq
, codec
);
696 release_and_free_resource(chip
->res_mc_base
);
700 static int __devinit
snd_opti9xx_probe(struct snd_card
*card
)
702 static long possible_ports
[] = {0x530, 0xe80, 0xf40, 0x604, -1};
704 struct snd_opti9xx
*chip
= card
->private_data
;
705 struct snd_wss
*codec
;
707 struct snd_timer
*timer
;
710 struct snd_rawmidi
*rmidi
;
711 struct snd_hwdep
*synth
;
713 if (! chip
->res_mc_base
&&
714 (chip
->res_mc_base
= request_region(chip
->mc_base
, chip
->mc_base_size
,
715 "OPTi9xx MC")) == NULL
)
718 chip
->wss_base
= port
;
719 chip
->fm_port
= fm_port
;
720 chip
->mpu_port
= mpu_port
;
722 chip
->mpu_irq
= mpu_irq
;
724 #if defined(CS4231) || defined(OPTi93X)
730 if (chip
->wss_base
== SNDRV_AUTO_PORT
) {
731 chip
->wss_base
= snd_legacy_find_free_ioport(possible_ports
, 4);
732 if (chip
->wss_base
< 0) {
733 snd_printk(KERN_ERR
"unable to find a free WSS port\n");
737 error
= snd_opti9xx_configure(chip
);
741 error
= snd_wss_create(card
, chip
->wss_base
+ 4, -1,
742 chip
->irq
, chip
->dma1
, chip
->dma2
,
744 WSS_HW_OPTI93X
, WSS_HWSHARE_IRQ
,
754 error
= snd_wss_pcm(codec
, 0, &pcm
);
757 error
= snd_wss_mixer(codec
);
761 error
= snd_wss_timer(codec
, 0, &timer
);
766 error
= request_irq(chip
->irq
, snd_opti93x_interrupt
,
767 IRQF_DISABLED
, DEV_NAME
" - WSS", codec
);
769 snd_printk(KERN_ERR
"opti9xx: can't grab IRQ %d\n", chip
->irq
);
773 strcpy(card
->driver
, chip
->name
);
774 sprintf(card
->shortname
, "OPTi %s", card
->driver
);
775 #if defined(CS4231) || defined(OPTi93X)
776 sprintf(card
->longname
, "%s, %s at 0x%lx, irq %d, dma %d&%d",
777 card
->shortname
, pcm
->name
, chip
->wss_base
+ 4,
778 chip
->irq
, chip
->dma1
, chip
->dma2
);
780 sprintf(card
->longname
, "%s, %s at 0x%lx, irq %d, dma %d",
781 card
->shortname
, pcm
->name
, chip
->wss_base
+ 4,
782 chip
->irq
, chip
->dma1
);
783 #endif /* CS4231 || OPTi93X */
785 if (chip
->mpu_port
<= 0 || chip
->mpu_port
== SNDRV_AUTO_PORT
)
788 if ((error
= snd_mpu401_uart_new(card
, 0, MPU401_HW_MPU401
,
789 chip
->mpu_port
, 0, chip
->mpu_irq
, IRQF_DISABLED
,
791 snd_printk(KERN_WARNING
"no MPU-401 device at 0x%lx?\n",
794 if (chip
->fm_port
> 0 && chip
->fm_port
!= SNDRV_AUTO_PORT
) {
795 struct snd_opl3
*opl3
= NULL
;
797 if (chip
->hardware
== OPTi9XX_HW_82C928
||
798 chip
->hardware
== OPTi9XX_HW_82C929
||
799 chip
->hardware
== OPTi9XX_HW_82C924
) {
800 struct snd_opl4
*opl4
;
801 /* assume we have an OPL4 */
802 snd_opti9xx_write_mask(chip
, OPTi9XX_MC_REG(2),
804 if (snd_opl4_create(card
,
807 2, &opl3
, &opl4
) < 0) {
808 /* no luck, use OPL3 instead */
809 snd_opti9xx_write_mask(chip
, OPTi9XX_MC_REG(2),
813 #endif /* !OPTi93X */
814 if (!opl3
&& snd_opl3_create(card
,
817 OPL3_HW_AUTO
, 0, &opl3
) < 0) {
818 snd_printk(KERN_WARNING
"no OPL device at 0x%lx-0x%lx\n",
819 chip
->fm_port
, chip
->fm_port
+ 4 - 1);
822 error
= snd_opl3_hwdep_new(opl3
, 0, 1, &synth
);
828 return snd_card_register(card
);
831 static int snd_opti9xx_card_new(struct snd_card
**cardp
)
833 struct snd_card
*card
;
836 err
= snd_card_create(index
, id
, THIS_MODULE
,
837 sizeof(struct snd_opti9xx
), &card
);
840 card
->private_free
= snd_card_opti9xx_free
;
845 static int __devinit
snd_opti9xx_isa_match(struct device
*devptr
,
849 if (snd_opti9xx_pnp_is_probed
)
857 static int __devinit
snd_opti9xx_isa_probe(struct device
*devptr
,
860 struct snd_card
*card
;
862 static long possible_mpu_ports
[] = {0x300, 0x310, 0x320, 0x330, -1};
864 static int possible_irqs
[] = {5, 9, 10, 11, 7, -1};
866 static int possible_irqs
[] = {9, 10, 11, 7, -1};
868 static int possible_mpu_irqs
[] = {5, 9, 10, 7, -1};
869 static int possible_dma1s
[] = {3, 1, 0, -1};
870 #if defined(CS4231) || defined(OPTi93X)
871 static int possible_dma2s
[][2] = {{1,-1}, {0,-1}, {-1,-1}, {0,-1}};
872 #endif /* CS4231 || OPTi93X */
874 if (mpu_port
== SNDRV_AUTO_PORT
) {
875 if ((mpu_port
= snd_legacy_find_free_ioport(possible_mpu_ports
, 2)) < 0) {
876 snd_printk(KERN_ERR
"unable to find a free MPU401 port\n");
880 if (irq
== SNDRV_AUTO_IRQ
) {
881 if ((irq
= snd_legacy_find_free_irq(possible_irqs
)) < 0) {
882 snd_printk(KERN_ERR
"unable to find a free IRQ\n");
886 if (mpu_irq
== SNDRV_AUTO_IRQ
) {
887 if ((mpu_irq
= snd_legacy_find_free_irq(possible_mpu_irqs
)) < 0) {
888 snd_printk(KERN_ERR
"unable to find a free MPU401 IRQ\n");
892 if (dma1
== SNDRV_AUTO_DMA
) {
893 if ((dma1
= snd_legacy_find_free_dma(possible_dma1s
)) < 0) {
894 snd_printk(KERN_ERR
"unable to find a free DMA1\n");
898 #if defined(CS4231) || defined(OPTi93X)
899 if (dma2
== SNDRV_AUTO_DMA
) {
900 if ((dma2
= snd_legacy_find_free_dma(possible_dma2s
[dma1
% 4])) < 0) {
901 snd_printk(KERN_ERR
"unable to find a free DMA2\n");
907 error
= snd_opti9xx_card_new(&card
);
911 if ((error
= snd_card_opti9xx_detect(card
, card
->private_data
)) < 0) {
915 snd_card_set_dev(card
, devptr
);
916 if ((error
= snd_opti9xx_probe(card
)) < 0) {
920 dev_set_drvdata(devptr
, card
);
924 static int __devexit
snd_opti9xx_isa_remove(struct device
*devptr
,
927 snd_card_free(dev_get_drvdata(devptr
));
928 dev_set_drvdata(devptr
, NULL
);
932 static struct isa_driver snd_opti9xx_driver
= {
933 .match
= snd_opti9xx_isa_match
,
934 .probe
= snd_opti9xx_isa_probe
,
935 .remove
= __devexit_p(snd_opti9xx_isa_remove
),
936 /* FIXME: suspend/resume */
943 static int __devinit
snd_opti9xx_pnp_probe(struct pnp_card_link
*pcard
,
944 const struct pnp_card_device_id
*pid
)
946 struct snd_card
*card
;
948 struct snd_opti9xx
*chip
;
950 if (snd_opti9xx_pnp_is_probed
)
954 error
= snd_opti9xx_card_new(&card
);
957 chip
= card
->private_data
;
959 hw
= snd_card_opti9xx_pnp(chip
, pcard
, pid
);
962 hw
= OPTi9XX_HW_82C924
;
965 hw
= OPTi9XX_HW_82C925
;
968 hw
= OPTi9XX_HW_82C931
;
975 if ((error
= snd_opti9xx_init(chip
, hw
))) {
979 if (hw
<= OPTi9XX_HW_82C930
)
980 chip
->mc_base
-= 0x80;
981 snd_card_set_dev(card
, &pcard
->card
->dev
);
982 if ((error
= snd_opti9xx_probe(card
)) < 0) {
986 pnp_set_card_drvdata(pcard
, card
);
987 snd_opti9xx_pnp_is_probed
= 1;
991 static void __devexit
snd_opti9xx_pnp_remove(struct pnp_card_link
* pcard
)
993 snd_card_free(pnp_get_card_drvdata(pcard
));
994 pnp_set_card_drvdata(pcard
, NULL
);
995 snd_opti9xx_pnp_is_probed
= 0;
998 static struct pnp_card_driver opti9xx_pnpc_driver
= {
999 .flags
= PNP_DRIVER_RES_DISABLE
,
1001 .id_table
= snd_opti9xx_pnpids
,
1002 .probe
= snd_opti9xx_pnp_probe
,
1003 .remove
= __devexit_p(snd_opti9xx_pnp_remove
),
1008 #define CHIP_NAME "82C93x"
1010 #define CHIP_NAME "82C92x"
1013 static int __init
alsa_card_opti9xx_init(void)
1016 pnp_register_card_driver(&opti9xx_pnpc_driver
);
1017 if (snd_opti9xx_pnp_is_probed
)
1019 pnp_unregister_card_driver(&opti9xx_pnpc_driver
);
1021 return isa_register_driver(&snd_opti9xx_driver
, 1);
1024 static void __exit
alsa_card_opti9xx_exit(void)
1026 if (!snd_opti9xx_pnp_is_probed
) {
1027 isa_unregister_driver(&snd_opti9xx_driver
);
1031 pnp_unregister_card_driver(&opti9xx_pnpc_driver
);
1035 module_init(alsa_card_opti9xx_init
)
1036 module_exit(alsa_card_opti9xx_exit
)