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Merge branch 'next' of git://git.infradead.org/users/pcmoore/selinux into next
[linux.git] / sound / isa / opl3sa2.c
CommitLineData
1da177e4
LT		 1/*
2 * Driver for Yamaha OPL3-SA[2,3] soundcards
c1017a4c 3 * Copyright (c) by Jaroslav Kysela <[email protected]>
1da177e4
LT		 4 *
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19 *
20 */
21
1da177e4 22#include <linux/init.h>
704e0520 23#include <linux/err.h>
5e24c1c1 24#include <linux/isa.h>
1da177e4
LT		 25#include <linux/interrupt.h>
26#include <linux/pm.h>
1da177e4 27#include <linux/pnp.h>
65a77217 28#include <linux/module.h>
1da177e4 29#include <sound/core.h>
61ef19d7 30#include <sound/wss.h>
1da177e4
LT		 31#include <sound/mpu401.h>
32#include <sound/opl3.h>
33#include <sound/initval.h>
a1c7a7d8 34#include <sound/tlv.h>
1da177e4
LT		 35
36#include <asm/io.h>
37
c1017a4c 38MODULE_AUTHOR("Jaroslav Kysela <[email protected]>");
1da177e4
LT		 39MODULE_DESCRIPTION("Yamaha OPL3SA2+");
40MODULE_LICENSE("GPL");
41MODULE_SUPPORTED_DEVICE("{{Yamaha,YMF719E-S},"
42 "{Genius,Sound Maker 3DX},"
43 "{Yamaha,OPL3SA3},"
44 "{Intel,AL440LX sound},"
45 "{NeoMagic,MagicWave 3DX}}");
46
47static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */
48static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */
a67ff6a5 49static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_ISAPNP; /* Enable this card */
1da177e4 50#ifdef CONFIG_PNP
a67ff6a5 51static bool isapnp[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 1};
1da177e4
LT		 52#endif
53static long port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* 0xf86,0x370,0x100 */
54static long sb_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* 0x220,0x240,0x260 */
55static long wss_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;/* 0x530,0xe80,0xf40,0x604 */
56static long fm_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* 0x388 */
57static long midi_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;/* 0x330,0x300 */
58static int irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; /* 0,1,3,5,9,11,12,15 */
59static int dma1[SNDRV_CARDS] = SNDRV_DEFAULT_DMA; /* 1,3,5,6,7 */
60static int dma2[SNDRV_CARDS] = SNDRV_DEFAULT_DMA; /* 1,3,5,6,7 */
6581f4e7 61static int opl3sa3_ymode[SNDRV_CARDS]; /* 0,1,2,3 */ /*SL Added*/
1da177e4
LT		 62
63module_param_array(index, int, NULL, 0444);
64MODULE_PARM_DESC(index, "Index value for OPL3-SA soundcard.");
65module_param_array(id, charp, NULL, 0444);
66MODULE_PARM_DESC(id, "ID string for OPL3-SA soundcard.");
67module_param_array(enable, bool, NULL, 0444);
68MODULE_PARM_DESC(enable, "Enable OPL3-SA soundcard.");
69#ifdef CONFIG_PNP
70module_param_array(isapnp, bool, NULL, 0444);
71MODULE_PARM_DESC(isapnp, "PnP detection for specified soundcard.");
72#endif
73module_param_array(port, long, NULL, 0444);
74MODULE_PARM_DESC(port, "Port # for OPL3-SA driver.");
75module_param_array(sb_port, long, NULL, 0444);
76MODULE_PARM_DESC(sb_port, "SB port # for OPL3-SA driver.");
77module_param_array(wss_port, long, NULL, 0444);
78MODULE_PARM_DESC(wss_port, "WSS port # for OPL3-SA driver.");
79module_param_array(fm_port, long, NULL, 0444);
80MODULE_PARM_DESC(fm_port, "FM port # for OPL3-SA driver.");
81module_param_array(midi_port, long, NULL, 0444);
82MODULE_PARM_DESC(midi_port, "MIDI port # for OPL3-SA driver.");
83module_param_array(irq, int, NULL, 0444);
84MODULE_PARM_DESC(irq, "IRQ # for OPL3-SA driver.");
85module_param_array(dma1, int, NULL, 0444);
86MODULE_PARM_DESC(dma1, "DMA1 # for OPL3-SA driver.");
87module_param_array(dma2, int, NULL, 0444);
88MODULE_PARM_DESC(dma2, "DMA2 # for OPL3-SA driver.");
89module_param_array(opl3sa3_ymode, int, NULL, 0444);
90MODULE_PARM_DESC(opl3sa3_ymode, "Speaker size selection for 3D Enhancement mode: Desktop/Large Notebook/Small Notebook/HiFi.");
91
59b1b34f 92#ifdef CONFIG_PNP
609d7694 93static int isa_registered;
f7a9275d
CL		 94static int pnp_registered;
95static int pnpc_registered;
59b1b34f 96#endif
f7a9275d 97
1da177e4
LT		 98/* control ports */
99#define OPL3SA2_PM_CTRL 0x01
100#define OPL3SA2_SYS_CTRL 0x02
101#define OPL3SA2_IRQ_CONFIG 0x03
102#define OPL3SA2_IRQ_STATUS 0x04
103#define OPL3SA2_DMA_CONFIG 0x06
104#define OPL3SA2_MASTER_LEFT 0x07
105#define OPL3SA2_MASTER_RIGHT 0x08
106#define OPL3SA2_MIC 0x09
107#define OPL3SA2_MISC 0x0A
108
109/* opl3sa3 only */
110#define OPL3SA3_DGTL_DOWN 0x12
111#define OPL3SA3_ANLG_DOWN 0x13
112#define OPL3SA3_WIDE 0x14
113#define OPL3SA3_BASS 0x15
114#define OPL3SA3_TREBLE 0x16
115
116/* power management bits */
117#define OPL3SA2_PM_ADOWN 0x20
118#define OPL3SA2_PM_PSV 0x04
119#define OPL3SA2_PM_PDN 0x02
120#define OPL3SA2_PM_PDX 0x01
121
122#define OPL3SA2_PM_D0 0x00
123#define OPL3SA2_PM_D3 (OPL3SA2_PM_ADOWN|OPL3SA2_PM_PSV|OPL3SA2_PM_PDN|OPL3SA2_PM_PDX)
124
1da177e4 125struct snd_opl3sa2 {
1da177e4
LT		 126 int version; /* 2 or 3 */
127 unsigned long port; /* control port */
128 struct resource *res_port; /* control port resource */
129 int irq;
130 int single_dma;
131 spinlock_t reg_lock;
ec6c5ae3
TI		 132 struct snd_hwdep *synth;
133 struct snd_rawmidi *rmidi;
7779f75f 134 struct snd_wss *wss;
1da177e4
LT		 135 unsigned char ctlregs[0x20];
136 int ymode; /* SL added */
ec6c5ae3
TI		 137 struct snd_kcontrol *master_switch;
138 struct snd_kcontrol *master_volume;
1da177e4
LT		 139};
140
43bcd973
TI		 141#define PFX "opl3sa2: "
142
1da177e4
LT		 143#ifdef CONFIG_PNP
144
1265509c 145static struct pnp_device_id snd_opl3sa2_pnpbiosids[] = {
53b26663 146 { .id = "YMH0021" },
1265509c
JK		 147 { .id = "NMX2210" }, /* Gateway Solo 2500 */
148 { .id = "" } /* end */
149};
150
151MODULE_DEVICE_TABLE(pnp, snd_opl3sa2_pnpbiosids);
152
1da177e4
LT		 153static struct pnp_card_device_id snd_opl3sa2_pnpids[] = {
154 /* Yamaha YMF719E-S (Genius Sound Maker 3DX) */
155 { .id = "YMH0020", .devs = { { "YMH0021" } } },
156 /* Yamaha OPL3-SA3 (integrated on Intel's Pentium II AL440LX motherboard) */
157 { .id = "YMH0030", .devs = { { "YMH0021" } } },
158 /* Yamaha OPL3-SA2 */
159 { .id = "YMH0800", .devs = { { "YMH0021" } } },
160 /* Yamaha OPL3-SA2 */
161 { .id = "YMH0801", .devs = { { "YMH0021" } } },
162 /* NeoMagic MagicWave 3DX */
163 { .id = "NMX2200", .devs = { { "YMH2210" } } },
4700418c
PV		 164 /* NeoMagic MagicWave 3D */
165 { .id = "NMX2200", .devs = { { "NMX2210" } } },
1da177e4
LT		 166 /* --- */
167 { .id = "" } /* end */
168};
169
170MODULE_DEVICE_TABLE(pnp_card, snd_opl3sa2_pnpids);
171
172#endif /* CONFIG_PNP */
173
174
175/* read control port (w/o spinlock) */
ec6c5ae3 176static unsigned char __snd_opl3sa2_read(struct snd_opl3sa2 *chip, unsigned char reg)
1da177e4
LT		 177{
178 unsigned char result;
179#if 0
180 outb(0x1d, port); /* password */
4c9f1d3e 181 printk(KERN_DEBUG "read [0x%lx] = 0x%x\n", port, inb(port));
1da177e4
LT		 182#endif
183 outb(reg, chip->port); /* register */
184 result = inb(chip->port + 1);
185#if 0
4c9f1d3e
TI		 186 printk(KERN_DEBUG "read [0x%lx] = 0x%x [0x%x]\n",
187 port, result, inb(port));
1da177e4
LT		 188#endif
189 return result;
190}
191
192/* read control port (with spinlock) */
ec6c5ae3 193static unsigned char snd_opl3sa2_read(struct snd_opl3sa2 *chip, unsigned char reg)
1da177e4
LT		 194{
195 unsigned long flags;
196 unsigned char result;
197
198 spin_lock_irqsave(&chip->reg_lock, flags);
199 result = __snd_opl3sa2_read(chip, reg);
200 spin_unlock_irqrestore(&chip->reg_lock, flags);
201 return result;
202}
203
204/* write control port (w/o spinlock) */
ec6c5ae3 205static void __snd_opl3sa2_write(struct snd_opl3sa2 *chip, unsigned char reg, unsigned char value)
1da177e4
LT		 206{
207#if 0
208 outb(0x1d, port); /* password */
209#endif
210 outb(reg, chip->port); /* register */
211 outb(value, chip->port + 1);
212 chip->ctlregs[reg] = value;
213}
214
215/* write control port (with spinlock) */
ec6c5ae3 216static void snd_opl3sa2_write(struct snd_opl3sa2 *chip, unsigned char reg, unsigned char value)
1da177e4
LT		 217{
218 unsigned long flags;
219 spin_lock_irqsave(&chip->reg_lock, flags);
220 __snd_opl3sa2_write(chip, reg, value);
221 spin_unlock_irqrestore(&chip->reg_lock, flags);
222}
223
1bff292e 224static int snd_opl3sa2_detect(struct snd_card *card)
1da177e4 225{
503c10d8 226 struct snd_opl3sa2 *chip = card->private_data;
1da177e4
LT		 227 unsigned long port;
228 unsigned char tmp, tmp1;
229 char str[2];
230
1da177e4
LT		 231 port = chip->port;
232 if ((chip->res_port = request_region(port, 2, "OPL3-SA control")) == NULL) {
43bcd973 233 snd_printk(KERN_ERR PFX "can't grab port 0x%lx\n", port);
1da177e4
LT		 234 return -EBUSY;
235 }
4c9f1d3e
TI		 236 /*
237 snd_printk(KERN_DEBUG "REG 0A = 0x%x\n",
238 snd_opl3sa2_read(chip, 0x0a));
239 */
1da177e4
LT		 240 chip->version = 0;
241 tmp = snd_opl3sa2_read(chip, OPL3SA2_MISC);
242 if (tmp == 0xff) {
243 snd_printd("OPL3-SA [0x%lx] detect = 0x%x\n", port, tmp);
244 return -ENODEV;
245 }
246 switch (tmp & 0x07) {
247 case 0x01:
248 chip->version = 2; /* YMF711 */
249 break;
250 default:
251 chip->version = 3;
252 /* 0x02 - standard */
253 /* 0x03 - YM715B */
254 /* 0x04 - YM719 - OPL-SA4? */
255 /* 0x05 - OPL3-SA3 - Libretto 100 */
e2340465 256 /* 0x07 - unknown - Neomagic MagicWave 3D */
1da177e4
LT		 257 break;
258 }
259 str[0] = chip->version + '0';
260 str[1] = 0;
261 strcat(card->shortname, str);
262 snd_opl3sa2_write(chip, OPL3SA2_MISC, tmp ^ 7);
263 if ((tmp1 = snd_opl3sa2_read(chip, OPL3SA2_MISC)) != tmp) {
264 snd_printd("OPL3-SA [0x%lx] detect (1) = 0x%x (0x%x)\n", port, tmp, tmp1);
265 return -ENODEV;
266 }
b595076a 267 /* try if the MIC register is accessible */
1da177e4
LT		 268 tmp = snd_opl3sa2_read(chip, OPL3SA2_MIC);
269 snd_opl3sa2_write(chip, OPL3SA2_MIC, 0x8a);
270 if (((tmp1 = snd_opl3sa2_read(chip, OPL3SA2_MIC)) & 0x9f) != 0x8a) {
271 snd_printd("OPL3-SA [0x%lx] detect (2) = 0x%x (0x%x)\n", port, tmp, tmp1);
272 return -ENODEV;
273 }
274 snd_opl3sa2_write(chip, OPL3SA2_MIC, 0x9f);
275 /* initialization */
276 /* Power Management - full on */
277 snd_opl3sa2_write(chip, OPL3SA2_PM_CTRL, OPL3SA2_PM_D0);
278 if (chip->version > 2) {
279 /* ymode is bits 4&5 (of 0 to 7) on all but opl3sa2 versions */
280 snd_opl3sa2_write(chip, OPL3SA2_SYS_CTRL, (chip->ymode << 4));
281 } else {
282 /* default for opl3sa2 versions */
283 snd_opl3sa2_write(chip, OPL3SA2_SYS_CTRL, 0x00);
284 }
285 snd_opl3sa2_write(chip, OPL3SA2_IRQ_CONFIG, 0x0d); /* Interrupt Channel Configuration - IRQ A = OPL3 + MPU + WSS */
286 if (chip->single_dma) {
287 snd_opl3sa2_write(chip, OPL3SA2_DMA_CONFIG, 0x03); /* DMA Configuration - DMA A = WSS-R + WSS-P */
288 } else {
289 snd_opl3sa2_write(chip, OPL3SA2_DMA_CONFIG, 0x21); /* DMA Configuration - DMA B = WSS-R, DMA A = WSS-P */
290 }
291 snd_opl3sa2_write(chip, OPL3SA2_MISC, 0x80 | (tmp & 7)); /* Miscellaneous - default */
292 if (chip->version > 2) {
293 snd_opl3sa2_write(chip, OPL3SA3_DGTL_DOWN, 0x00); /* Digital Block Partial Power Down - default */
294 snd_opl3sa2_write(chip, OPL3SA3_ANLG_DOWN, 0x00); /* Analog Block Partial Power Down - default */
295 }
296 return 0;
297}
298
7d12e780 299static irqreturn_t snd_opl3sa2_interrupt(int irq, void *dev_id)
1da177e4
LT		 300{
301 unsigned short status;
503c10d8
KH		 302 struct snd_card *card = dev_id;
303 struct snd_opl3sa2 *chip;
1da177e4
LT		 304 int handled = 0;
305
f87426e0 306 if (card == NULL)
1da177e4
LT		 307 return IRQ_NONE;
308
503c10d8 309 chip = card->private_data;
1da177e4
LT		 310 status = snd_opl3sa2_read(chip, OPL3SA2_IRQ_STATUS);
311
312 if (status & 0x20) {
313 handled = 1;
314 snd_opl3_interrupt(chip->synth);
315 }
316
317 if ((status & 0x10) && chip->rmidi != NULL) {
318 handled = 1;
7d12e780 319 snd_mpu401_uart_interrupt(irq, chip->rmidi->private_data);
1da177e4
LT		 320 }
321
322 if (status & 0x07) { /* TI,CI,PI */
323 handled = 1;
7779f75f 324 snd_wss_interrupt(irq, chip->wss);
1da177e4
LT		 325 }
326
327 if (status & 0x40) { /* hardware volume change */
328 handled = 1;
329 /* reading from Master Lch register at 0x07 clears this bit */
330 snd_opl3sa2_read(chip, OPL3SA2_MASTER_RIGHT);
331 snd_opl3sa2_read(chip, OPL3SA2_MASTER_LEFT);
332 if (chip->master_switch && chip->master_volume) {
503c10d8
KH		 333 snd_ctl_notify(card, SNDRV_CTL_EVENT_MASK_VALUE,
334 &chip->master_switch->id);
335 snd_ctl_notify(card, SNDRV_CTL_EVENT_MASK_VALUE,
336 &chip->master_volume->id);
1da177e4
LT		 337 }
338 }
339 return IRQ_RETVAL(handled);
340}
341
342#define OPL3SA2_SINGLE(xname, xindex, reg, shift, mask, invert) \
343{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
f87426e0 344 .info = snd_wss_info_single, \
1da177e4
LT		 345 .get = snd_opl3sa2_get_single, .put = snd_opl3sa2_put_single, \
346 .private_value = reg | (shift << 8) | (mask << 16) | (invert << 24) }
a1c7a7d8
TI		 347#define OPL3SA2_SINGLE_TLV(xname, xindex, reg, shift, mask, invert, xtlv) \
348{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
349 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ, \
350 .name = xname, .index = xindex, \
f87426e0 351 .info = snd_wss_info_single, \
a1c7a7d8
TI		 352 .get = snd_opl3sa2_get_single, .put = snd_opl3sa2_put_single, \
353 .private_value = reg | (shift << 8) | (mask << 16) | (invert << 24), \
354 .tlv = { .p = (xtlv) } }
1da177e4 355
ec6c5ae3 356static int snd_opl3sa2_get_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
1da177e4 357{
ec6c5ae3 358 struct snd_opl3sa2 *chip = snd_kcontrol_chip(kcontrol);
1da177e4
LT		 359 unsigned long flags;
360 int reg = kcontrol->private_value & 0xff;
361 int shift = (kcontrol->private_value >> 8) & 0xff;
362 int mask = (kcontrol->private_value >> 16) & 0xff;
363 int invert = (kcontrol->private_value >> 24) & 0xff;
364
365 spin_lock_irqsave(&chip->reg_lock, flags);
366 ucontrol->value.integer.value[0] = (chip->ctlregs[reg] >> shift) & mask;
367 spin_unlock_irqrestore(&chip->reg_lock, flags);
368 if (invert)
369 ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0];
370 return 0;
371}
372
ec6c5ae3 373static int snd_opl3sa2_put_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
1da177e4 374{
ec6c5ae3 375 struct snd_opl3sa2 *chip = snd_kcontrol_chip(kcontrol);
1da177e4
LT		 376 unsigned long flags;
377 int reg = kcontrol->private_value & 0xff;
378 int shift = (kcontrol->private_value >> 8) & 0xff;
379 int mask = (kcontrol->private_value >> 16) & 0xff;
380 int invert = (kcontrol->private_value >> 24) & 0xff;
381 int change;
382 unsigned short val, oval;
383
384 val = (ucontrol->value.integer.value[0] & mask);
385 if (invert)
386 val = mask - val;
387 val <<= shift;
388 spin_lock_irqsave(&chip->reg_lock, flags);
389 oval = chip->ctlregs[reg];
390 val = (oval & ~(mask << shift)) | val;
391 change = val != oval;
392 __snd_opl3sa2_write(chip, reg, val);
393 spin_unlock_irqrestore(&chip->reg_lock, flags);
394 return change;
395}
396
397#define OPL3SA2_DOUBLE(xname, xindex, left_reg, right_reg, shift_left, shift_right, mask, invert) \
398{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
f87426e0 399 .info = snd_wss_info_double, \
1da177e4
LT		 400 .get = snd_opl3sa2_get_double, .put = snd_opl3sa2_put_double, \
401 .private_value = left_reg | (right_reg << 8) | (shift_left << 16) | (shift_right << 19) | (mask << 24) | (invert << 22) }
a1c7a7d8
TI		 402#define OPL3SA2_DOUBLE_TLV(xname, xindex, left_reg, right_reg, shift_left, shift_right, mask, invert, xtlv) \
403{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
404 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ, \
405 .name = xname, .index = xindex, \
f87426e0 406 .info = snd_wss_info_double, \
a1c7a7d8
TI		 407 .get = snd_opl3sa2_get_double, .put = snd_opl3sa2_put_double, \
408 .private_value = left_reg | (right_reg << 8) | (shift_left << 16) | (shift_right << 19) | (mask << 24) | (invert << 22), \
409 .tlv = { .p = (xtlv) } }
1da177e4 410
ec6c5ae3 411static int snd_opl3sa2_get_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
1da177e4 412{
ec6c5ae3 413 struct snd_opl3sa2 *chip = snd_kcontrol_chip(kcontrol);
1da177e4
LT		 414 unsigned long flags;
415 int left_reg = kcontrol->private_value & 0xff;
416 int right_reg = (kcontrol->private_value >> 8) & 0xff;
417 int shift_left = (kcontrol->private_value >> 16) & 0x07;
418 int shift_right = (kcontrol->private_value >> 19) & 0x07;
419 int mask = (kcontrol->private_value >> 24) & 0xff;
420 int invert = (kcontrol->private_value >> 22) & 1;
421
422 spin_lock_irqsave(&chip->reg_lock, flags);
423 ucontrol->value.integer.value[0] = (chip->ctlregs[left_reg] >> shift_left) & mask;
424 ucontrol->value.integer.value[1] = (chip->ctlregs[right_reg] >> shift_right) & mask;
425 spin_unlock_irqrestore(&chip->reg_lock, flags);
426 if (invert) {
427 ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0];
428 ucontrol->value.integer.value[1] = mask - ucontrol->value.integer.value[1];
429 }
430 return 0;
431}
432
ec6c5ae3 433static int snd_opl3sa2_put_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
1da177e4 434{
ec6c5ae3 435 struct snd_opl3sa2 *chip = snd_kcontrol_chip(kcontrol);
1da177e4
LT		 436 unsigned long flags;
437 int left_reg = kcontrol->private_value & 0xff;
438 int right_reg = (kcontrol->private_value >> 8) & 0xff;
439 int shift_left = (kcontrol->private_value >> 16) & 0x07;
440 int shift_right = (kcontrol->private_value >> 19) & 0x07;
441 int mask = (kcontrol->private_value >> 24) & 0xff;
442 int invert = (kcontrol->private_value >> 22) & 1;
443 int change;
444 unsigned short val1, val2, oval1, oval2;
445
446 val1 = ucontrol->value.integer.value[0] & mask;
447 val2 = ucontrol->value.integer.value[1] & mask;
448 if (invert) {
449 val1 = mask - val1;
450 val2 = mask - val2;
451 }
452 val1 <<= shift_left;
453 val2 <<= shift_right;
454 spin_lock_irqsave(&chip->reg_lock, flags);
455 if (left_reg != right_reg) {
456 oval1 = chip->ctlregs[left_reg];
457 oval2 = chip->ctlregs[right_reg];
458 val1 = (oval1 & ~(mask << shift_left)) | val1;
459 val2 = (oval2 & ~(mask << shift_right)) | val2;
460 change = val1 != oval1 || val2 != oval2;
461 __snd_opl3sa2_write(chip, left_reg, val1);
462 __snd_opl3sa2_write(chip, right_reg, val2);
463 } else {
464 oval1 = chip->ctlregs[left_reg];
465 val1 = (oval1 & ~((mask << shift_left) | (mask << shift_right))) | val1 | val2;
466 change = val1 != oval1;
467 __snd_opl3sa2_write(chip, left_reg, val1);
468 }
469 spin_unlock_irqrestore(&chip->reg_lock, flags);
470 return change;
471}
472
0cb29ea0
TI		 473static const DECLARE_TLV_DB_SCALE(db_scale_master, -3000, 200, 0);
474static const DECLARE_TLV_DB_SCALE(db_scale_5bit_12db_max, -3450, 150, 0);
a1c7a7d8 475
ec6c5ae3 476static struct snd_kcontrol_new snd_opl3sa2_controls[] = {
1da177e4 477OPL3SA2_DOUBLE("Master Playback Switch", 0, 0x07, 0x08, 7, 7, 1, 1),
a1c7a7d8
TI		 478OPL3SA2_DOUBLE_TLV("Master Playback Volume", 0, 0x07, 0x08, 0, 0, 15, 1,
479 db_scale_master),
1da177e4 480OPL3SA2_SINGLE("Mic Playback Switch", 0, 0x09, 7, 1, 1),
a1c7a7d8
TI		 481OPL3SA2_SINGLE_TLV("Mic Playback Volume", 0, 0x09, 0, 31, 1,
482 db_scale_5bit_12db_max),
1661c615 483OPL3SA2_SINGLE("ZV Port Switch", 0, 0x02, 0, 1, 0),
1da177e4
LT		 484};
485
ec6c5ae3 486static struct snd_kcontrol_new snd_opl3sa2_tone_controls[] = {
1da177e4
LT		 487OPL3SA2_DOUBLE("3D Control - Wide", 0, 0x14, 0x14, 4, 0, 7, 0),
488OPL3SA2_DOUBLE("Tone Control - Bass", 0, 0x15, 0x15, 4, 0, 7, 0),
489OPL3SA2_DOUBLE("Tone Control - Treble", 0, 0x16, 0x16, 4, 0, 7, 0)
490};
491
ec6c5ae3 492static void snd_opl3sa2_master_free(struct snd_kcontrol *kcontrol)
1da177e4 493{
ec6c5ae3 494 struct snd_opl3sa2 *chip = snd_kcontrol_chip(kcontrol);
1da177e4
LT		 495 chip->master_switch = NULL;
496 chip->master_volume = NULL;
497}
498
1bff292e 499static int snd_opl3sa2_mixer(struct snd_card *card)
1da177e4 500{
503c10d8 501 struct snd_opl3sa2 *chip = card->private_data;
ec6c5ae3
TI		 502 struct snd_ctl_elem_id id1, id2;
503 struct snd_kcontrol *kctl;
1da177e4
LT		 504 unsigned int idx;
505 int err;
506
507 memset(&id1, 0, sizeof(id1));
508 memset(&id2, 0, sizeof(id2));
509 id1.iface = id2.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
510 /* reassign AUX0 to CD */
511 strcpy(id1.name, "Aux Playback Switch");
512 strcpy(id2.name, "CD Playback Switch");
73e77ba0
TI		 513 if ((err = snd_ctl_rename_id(card, &id1, &id2)) < 0) {
514 snd_printk(KERN_ERR "Cannot rename opl3sa2 control\n");
1da177e4 515 return err;
73e77ba0 516 }
1da177e4
LT		 517 strcpy(id1.name, "Aux Playback Volume");
518 strcpy(id2.name, "CD Playback Volume");
73e77ba0
TI		 519 if ((err = snd_ctl_rename_id(card, &id1, &id2)) < 0) {
520 snd_printk(KERN_ERR "Cannot rename opl3sa2 control\n");
1da177e4 521 return err;
73e77ba0 522 }
1da177e4
LT		 523 /* reassign AUX1 to FM */
524 strcpy(id1.name, "Aux Playback Switch"); id1.index = 1;
525 strcpy(id2.name, "FM Playback Switch");
73e77ba0
TI		 526 if ((err = snd_ctl_rename_id(card, &id1, &id2)) < 0) {
527 snd_printk(KERN_ERR "Cannot rename opl3sa2 control\n");
1da177e4 528 return err;
73e77ba0 529 }
1da177e4
LT		 530 strcpy(id1.name, "Aux Playback Volume");
531 strcpy(id2.name, "FM Playback Volume");
73e77ba0
TI		 532 if ((err = snd_ctl_rename_id(card, &id1, &id2)) < 0) {
533 snd_printk(KERN_ERR "Cannot rename opl3sa2 control\n");
1da177e4 534 return err;
73e77ba0 535 }
1da177e4
LT		 536 /* add OPL3SA2 controls */
537 for (idx = 0; idx < ARRAY_SIZE(snd_opl3sa2_controls); idx++) {
538 if ((err = snd_ctl_add(card, kctl = snd_ctl_new1(&snd_opl3sa2_controls[idx], chip))) < 0)
539 return err;
540 switch (idx) {
541 case 0: chip->master_switch = kctl; kctl->private_free = snd_opl3sa2_master_free; break;
542 case 1: chip->master_volume = kctl; kctl->private_free = snd_opl3sa2_master_free; break;
543 }
544 }
545 if (chip->version > 2) {
546 for (idx = 0; idx < ARRAY_SIZE(snd_opl3sa2_tone_controls); idx++)
547 if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_opl3sa2_tone_controls[idx], chip))) < 0)
548 return err;
549 }
550 return 0;
551}
552
553/* Power Management support functions */
554#ifdef CONFIG_PM
ec6c5ae3 555static int snd_opl3sa2_suspend(struct snd_card *card, pm_message_t state)
1da177e4 556{
dde332b6
KH		 557 if (card) {
558 struct snd_opl3sa2 *chip = card->private_data;
1da177e4 559
dde332b6
KH		 560 snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
561 chip->wss->suspend(chip->wss);
562 /* power down */
563 snd_opl3sa2_write(chip, OPL3SA2_PM_CTRL, OPL3SA2_PM_D3);
564 }
1da177e4
LT		 565
566 return 0;
567}
568
ec6c5ae3 569static int snd_opl3sa2_resume(struct snd_card *card)
1da177e4 570{
dde332b6 571 struct snd_opl3sa2 *chip;
1da177e4
LT		 572 int i;
573
dde332b6
KH		 574 if (!card)
575 return 0;
576
577 chip = card->private_data;
1da177e4
LT		 578 /* power up */
579 snd_opl3sa2_write(chip, OPL3SA2_PM_CTRL, OPL3SA2_PM_D0);
580
581 /* restore registers */
582 for (i = 2; i <= 0x0a; i++) {
583 if (i != OPL3SA2_IRQ_STATUS)
584 snd_opl3sa2_write(chip, i, chip->ctlregs[i]);
585 }
586 if (chip->version > 2) {
587 for (i = 0x12; i <= 0x16; i++)
588 snd_opl3sa2_write(chip, i, chip->ctlregs[i]);
589 }
7779f75f
KH		 590 /* restore wss */
591 chip->wss->resume(chip->wss);
1da177e4 592
704e0520 593 snd_power_change_state(card, SNDRV_CTL_POWER_D0);
1da177e4
LT		 594 return 0;
595}
596#endif /* CONFIG_PM */
597
598#ifdef CONFIG_PNP
1bff292e
BP		 599static int snd_opl3sa2_pnp(int dev, struct snd_opl3sa2 *chip,
600 struct pnp_dev *pdev)
1da177e4 601{
109c53f8
RH		 602 if (pnp_activate_dev(pdev) < 0) {
603 snd_printk(KERN_ERR "PnP configure failure (out of resources?)\n");
1da177e4
LT		 604 return -EBUSY;
605 }
606 sb_port[dev] = pnp_port_start(pdev, 0);
607 wss_port[dev] = pnp_port_start(pdev, 1);
608 fm_port[dev] = pnp_port_start(pdev, 2);
609 midi_port[dev] = pnp_port_start(pdev, 3);
610 port[dev] = pnp_port_start(pdev, 4);
611 dma1[dev] = pnp_dma(pdev, 0);
612 dma2[dev] = pnp_dma(pdev, 1);
613 irq[dev] = pnp_irq(pdev, 0);
1265509c
JK		 614 snd_printdd("%sPnP OPL3-SA: sb port=0x%lx, wss port=0x%lx, fm port=0x%lx, midi port=0x%lx\n",
615 pnp_device_is_pnpbios(pdev) ? "BIOS" : "ISA", sb_port[dev], wss_port[dev], fm_port[dev], midi_port[dev]);
616 snd_printdd("%sPnP OPL3-SA: control port=0x%lx, dma1=%i, dma2=%i, irq=%i\n",
617 pnp_device_is_pnpbios(pdev) ? "BIOS" : "ISA", port[dev], dma1[dev], dma2[dev], irq[dev]);
1da177e4
LT		 618 return 0;
619}
620#endif /* CONFIG_PNP */
621
704e0520 622static void snd_opl3sa2_free(struct snd_card *card)
1da177e4 623{
704e0520 624 struct snd_opl3sa2 *chip = card->private_data;
1da177e4 625 if (chip->irq >= 0)
1713c0d5 626 free_irq(chip->irq, card);
b1d5776d 627 release_and_free_resource(chip->res_port);
1da177e4
LT		 628}
629
4323cc4d
TI		 630static int snd_opl3sa2_card_new(struct device *pdev, int dev,
631 struct snd_card **cardp)
1da177e4 632{
ec6c5ae3 633 struct snd_card *card;
1da177e4 634 struct snd_opl3sa2 *chip;
c95eadd2 635 int err;
1da177e4 636
4323cc4d
TI		 637 err = snd_card_new(pdev, index[dev], id[dev], THIS_MODULE,
638 sizeof(struct snd_opl3sa2), &card);
c95eadd2
TI		 639 if (err < 0)
640 return err;
1da177e4 641 strcpy(card->driver, "OPL3SA2");
1713c0d5 642 strcpy(card->shortname, "Yamaha OPL3-SA");
704e0520 643 chip = card->private_data;
1da177e4
LT		 644 spin_lock_init(&chip->reg_lock);
645 chip->irq = -1;
704e0520 646 card->private_free = snd_opl3sa2_free;
c95eadd2
TI		 647 *cardp = card;
648 return 0;
704e0520
TI		 649}
650
1bff292e 651static int snd_opl3sa2_probe(struct snd_card *card, int dev)
704e0520
TI		 652{
653 int xirq, xdma1, xdma2;
654 struct snd_opl3sa2 *chip;
7779f75f 655 struct snd_wss *wss;
704e0520
TI		 656 struct snd_opl3 *opl3;
657 int err;
658
659 /* initialise this card from supplied (or default) parameter*/
660 chip = card->private_data;
661 chip->ymode = opl3sa3_ymode[dev] & 0x03 ;
1da177e4
LT		 662 chip->port = port[dev];
663 xirq = irq[dev];
664 xdma1 = dma1[dev];
665 xdma2 = dma2[dev];
666 if (xdma2 < 0)
667 chip->single_dma = 1;
503c10d8
KH		 668 err = snd_opl3sa2_detect(card);
669 if (err < 0)
704e0520 670 return err;
88e24c3a 671 err = request_irq(xirq, snd_opl3sa2_interrupt, 0,
503c10d8
KH		 672 "OPL3-SA2", card);
673 if (err) {
43bcd973 674 snd_printk(KERN_ERR PFX "can't grab IRQ %d\n", xirq);
704e0520 675 return -ENODEV;
1da177e4
LT		 676 }
677 chip->irq = xirq;
7779f75f
KH		 678 err = snd_wss_create(card,
679 wss_port[dev] + 4, -1,
680 xirq, xdma1, xdma2,
681 WSS_HW_OPL3SA2, WSS_HWSHARE_IRQ, &wss);
682 if (err < 0) {
1da177e4 683 snd_printd("Oops, WSS not detected at 0x%lx\n", wss_port[dev] + 4);
704e0520 684 return err;
1da177e4 685 }
7779f75f
KH		 686 chip->wss = wss;
687 err = snd_wss_pcm(wss, 0, NULL);
688 if (err < 0)
704e0520 689 return err;
7779f75f
KH		 690 err = snd_wss_mixer(wss);
691 if (err < 0)
704e0520 692 return err;
503c10d8
KH		 693 err = snd_opl3sa2_mixer(card);
694 if (err < 0)
704e0520 695 return err;
7779f75f
KH		 696 err = snd_wss_timer(wss, 0, NULL);
697 if (err < 0)
704e0520 698 return err;
1da177e4
LT		 699 if (fm_port[dev] >= 0x340 && fm_port[dev] < 0x400) {
700 if ((err = snd_opl3_create(card, fm_port[dev],
701 fm_port[dev] + 2,
702 OPL3_HW_OPL3, 0, &opl3)) < 0)
704e0520 703 return err;
1da177e4 704 if ((err = snd_opl3_timer_new(opl3, 1, 2)) < 0)
704e0520 705 return err;
1da177e4 706 if ((err = snd_opl3_hwdep_new(opl3, 0, 1, &chip->synth)) < 0)
704e0520 707 return err;
1da177e4
LT		 708 }
709 if (midi_port[dev] >= 0x300 && midi_port[dev] < 0x340) {
710 if ((err = snd_mpu401_uart_new(card, 0, MPU401_HW_OPL3SA2,
dba8b469
CL		 711 midi_port[dev],
712 MPU401_INFO_IRQ_HOOK, -1,
713 &chip->rmidi)) < 0)
704e0520 714 return err;
1da177e4 715 }
1da177e4
LT		 716 sprintf(card->longname, "%s at 0x%lx, irq %d, dma %d",
717 card->shortname, chip->port, xirq, xdma1);
1d79716a 718 if (xdma2 >= 0)
1da177e4
LT		 719 sprintf(card->longname + strlen(card->longname), "&%d", xdma2);
720
704e0520 721 return snd_card_register(card);
1da177e4
LT		 722}
723
724#ifdef CONFIG_PNP
1bff292e
BP		 725static int snd_opl3sa2_pnp_detect(struct pnp_dev *pdev,
726 const struct pnp_device_id *id)
1265509c 727{
704e0520
TI		 728 static int dev;
729 int err;
730 struct snd_card *card;
731
732 if (pnp_device_is_isapnp(pdev))
733 return -ENOENT; /* we have another procedure - card */
734 for (; dev < SNDRV_CARDS; dev++) {
735 if (enable[dev] && isapnp[dev])
736 break;
737 }
738 if (dev >= SNDRV_CARDS)
739 return -ENODEV;
1265509c 740
4323cc4d 741 err = snd_opl3sa2_card_new(&pdev->dev, dev, &card);
c95eadd2
TI		 742 if (err < 0)
743 return err;
704e0520
TI		 744 if ((err = snd_opl3sa2_pnp(dev, card->private_data, pdev)) < 0) {
745 snd_card_free(card);
746 return err;
747 }
704e0520
TI		 748 if ((err = snd_opl3sa2_probe(card, dev)) < 0) {
749 snd_card_free(card);
750 return err;
751 }
752 pnp_set_drvdata(pdev, card);
753 dev++;
754 return 0;
1265509c
JK		 755}
756
1bff292e 757static void snd_opl3sa2_pnp_remove(struct pnp_dev *pdev)
1265509c 758{
704e0520 759 snd_card_free(pnp_get_drvdata(pdev));
1265509c
JK		 760}
761
704e0520
TI		 762#ifdef CONFIG_PM
763static int snd_opl3sa2_pnp_suspend(struct pnp_dev *pdev, pm_message_t state)
764{
765 return snd_opl3sa2_suspend(pnp_get_drvdata(pdev), state);
766}
767static int snd_opl3sa2_pnp_resume(struct pnp_dev *pdev)
768{
769 return snd_opl3sa2_resume(pnp_get_drvdata(pdev));
770}
771#endif
772
1265509c 773static struct pnp_driver opl3sa2_pnp_driver = {
62af9905 774 .name = "snd-opl3sa2-pnpbios",
1265509c
JK		 775 .id_table = snd_opl3sa2_pnpbiosids,
776 .probe = snd_opl3sa2_pnp_detect,
1bff292e 777 .remove = snd_opl3sa2_pnp_remove,
704e0520
TI		 778#ifdef CONFIG_PM
779 .suspend = snd_opl3sa2_pnp_suspend,
780 .resume = snd_opl3sa2_pnp_resume,
781#endif
1265509c
JK		 782};
783
1bff292e
BP		 784static int snd_opl3sa2_pnp_cdetect(struct pnp_card_link *pcard,
785 const struct pnp_card_device_id *id)
1da177e4 786{
704e0520
TI		 787 static int dev;
788 struct pnp_dev *pdev;
789 int err;
790 struct snd_card *card;
1da177e4 791
704e0520 792 pdev = pnp_request_card_device(pcard, id->devs[0].id, NULL);
73e77ba0
TI		 793 if (pdev == NULL) {
794 snd_printk(KERN_ERR PFX "can't get pnp device from id '%s'\n",
795 id->devs[0].id);
704e0520 796 return -EBUSY;
73e77ba0 797 }
704e0520
TI		 798 for (; dev < SNDRV_CARDS; dev++) {
799 if (enable[dev] && isapnp[dev])
800 break;
801 }
802 if (dev >= SNDRV_CARDS)
803 return -ENODEV;
804
4323cc4d 805 err = snd_opl3sa2_card_new(&pdev->dev, dev, &card);
c95eadd2
TI		 806 if (err < 0)
807 return err;
704e0520
TI		 808 if ((err = snd_opl3sa2_pnp(dev, card->private_data, pdev)) < 0) {
809 snd_card_free(card);
810 return err;
811 }
704e0520
TI		 812 if ((err = snd_opl3sa2_probe(card, dev)) < 0) {
813 snd_card_free(card);
814 return err;
815 }
816 pnp_set_card_drvdata(pcard, card);
817 dev++;
818 return 0;
1da177e4
LT		 819}
820
1bff292e 821static void snd_opl3sa2_pnp_cremove(struct pnp_card_link *pcard)
1da177e4 822{
704e0520
TI		 823 snd_card_free(pnp_get_card_drvdata(pcard));
824 pnp_set_card_drvdata(pcard, NULL);
1da177e4
LT		 825}
826
704e0520
TI		 827#ifdef CONFIG_PM
828static int snd_opl3sa2_pnp_csuspend(struct pnp_card_link *pcard, pm_message_t state)
829{
830 return snd_opl3sa2_suspend(pnp_get_card_drvdata(pcard), state);
831}
832static int snd_opl3sa2_pnp_cresume(struct pnp_card_link *pcard)
833{
834 return snd_opl3sa2_resume(pnp_get_card_drvdata(pcard));
835}
836#endif
837
1da177e4
LT		 838static struct pnp_card_driver opl3sa2_pnpc_driver = {
839 .flags = PNP_DRIVER_RES_DISABLE,
62af9905 840 .name = "snd-opl3sa2-cpnp",
1da177e4 841 .id_table = snd_opl3sa2_pnpids,
1265509c 842 .probe = snd_opl3sa2_pnp_cdetect,
1bff292e 843 .remove = snd_opl3sa2_pnp_cremove,
704e0520
TI		 844#ifdef CONFIG_PM
845 .suspend = snd_opl3sa2_pnp_csuspend,
846 .resume = snd_opl3sa2_pnp_cresume,
847#endif
1da177e4
LT		 848};
849#endif /* CONFIG_PNP */
850
1bff292e
BP		 851static int snd_opl3sa2_isa_match(struct device *pdev,
852 unsigned int dev)
704e0520 853{
5e24c1c1
TI		 854 if (!enable[dev])
855 return 0;
856#ifdef CONFIG_PNP
857 if (isapnp[dev])
858 return 0;
859#endif
704e0520
TI		 860 if (port[dev] == SNDRV_AUTO_PORT) {
861 snd_printk(KERN_ERR PFX "specify port\n");
5e24c1c1 862 return 0;
704e0520
TI		 863 }
864 if (wss_port[dev] == SNDRV_AUTO_PORT) {
865 snd_printk(KERN_ERR PFX "specify wss_port\n");
5e24c1c1 866 return 0;
704e0520
TI		 867 }
868 if (fm_port[dev] == SNDRV_AUTO_PORT) {
869 snd_printk(KERN_ERR PFX "specify fm_port\n");
5e24c1c1 870 return 0;
704e0520
TI		 871 }
872 if (midi_port[dev] == SNDRV_AUTO_PORT) {
873 snd_printk(KERN_ERR PFX "specify midi_port\n");
5e24c1c1 874 return 0;
704e0520 875 }
5e24c1c1
TI		 876 return 1;
877}
878
1bff292e
BP		 879static int snd_opl3sa2_isa_probe(struct device *pdev,
880 unsigned int dev)
5e24c1c1
TI		 881{
882 struct snd_card *card;
883 int err;
704e0520 884
4323cc4d 885 err = snd_opl3sa2_card_new(pdev, dev, &card);
c95eadd2
TI		 886 if (err < 0)
887 return err;
704e0520
TI		 888 if ((err = snd_opl3sa2_probe(card, dev)) < 0) {
889 snd_card_free(card);
890 return err;
891 }
5e24c1c1 892 dev_set_drvdata(pdev, card);
704e0520
TI		 893 return 0;
894}
895
1bff292e
BP		 896static int snd_opl3sa2_isa_remove(struct device *devptr,
897 unsigned int dev)
704e0520 898{
5e24c1c1 899 snd_card_free(dev_get_drvdata(devptr));
704e0520
TI		 900 return 0;
901}
902
903#ifdef CONFIG_PM
5e24c1c1
TI		 904static int snd_opl3sa2_isa_suspend(struct device *dev, unsigned int n,
905 pm_message_t state)
704e0520 906{
5e24c1c1 907 return snd_opl3sa2_suspend(dev_get_drvdata(dev), state);
704e0520
TI		 908}
909
5e24c1c1 910static int snd_opl3sa2_isa_resume(struct device *dev, unsigned int n)
704e0520 911{
5e24c1c1 912 return snd_opl3sa2_resume(dev_get_drvdata(dev));
704e0520
TI		 913}
914#endif
915
83c51c0a 916#define DEV_NAME "opl3sa2"
704e0520 917
5e24c1c1
TI		 918static struct isa_driver snd_opl3sa2_isa_driver = {
919 .match = snd_opl3sa2_isa_match,
920 .probe = snd_opl3sa2_isa_probe,
1bff292e 921 .remove = snd_opl3sa2_isa_remove,
704e0520 922#ifdef CONFIG_PM
5e24c1c1
TI		 923 .suspend = snd_opl3sa2_isa_suspend,
924 .resume = snd_opl3sa2_isa_resume,
704e0520
TI		 925#endif
926 .driver = {
83c51c0a 927 .name = DEV_NAME
704e0520
TI		 928 },
929};
930
1da177e4
LT		 931static int __init alsa_card_opl3sa2_init(void)
932{
5e24c1c1 933 int err;
1da177e4 934
5e24c1c1 935 err = isa_register_driver(&snd_opl3sa2_isa_driver, SNDRV_CARDS);
59b1b34f 936#ifdef CONFIG_PNP
609d7694
RH		 937 if (!err)
938 isa_registered = 1;
939
704e0520 940 err = pnp_register_driver(&opl3sa2_pnp_driver);
8c59c4a2 941 if (!err)
f7a9275d 942 pnp_registered = 1;
609d7694 943
704e0520 944 err = pnp_register_card_driver(&opl3sa2_pnpc_driver);
8c59c4a2 945 if (!err)
f7a9275d 946 pnpc_registered = 1;
609d7694
RH		 947
948 if (isa_registered || pnp_registered)
949 err = 0;
59b1b34f 950#endif
609d7694 951 return err;
1da177e4
LT		 952}
953
954static void __exit alsa_card_opl3sa2_exit(void)
955{
5e24c1c1
TI		 956#ifdef CONFIG_PNP
957 if (pnpc_registered)
958 pnp_unregister_card_driver(&opl3sa2_pnpc_driver);
959 if (pnp_registered)
960 pnp_unregister_driver(&opl3sa2_pnp_driver);
609d7694 961 if (isa_registered)
5e24c1c1 962#endif
609d7694 963 isa_unregister_driver(&snd_opl3sa2_isa_driver);
1da177e4
LT		 964}
965
966module_init(alsa_card_opl3sa2_init)
967module_exit(alsa_card_opl3sa2_exit)
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