xref: /openbmc/linux/sound/isa/opl3sa2.c (revision 9cfc5c90)
1 /*
2  *  Driver for Yamaha OPL3-SA[2,3] soundcards
3  *  Copyright (c) by Jaroslav Kysela <perex@perex.cz>
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 
22 #include <linux/init.h>
23 #include <linux/err.h>
24 #include <linux/isa.h>
25 #include <linux/interrupt.h>
26 #include <linux/pm.h>
27 #include <linux/pnp.h>
28 #include <linux/module.h>
29 #include <linux/io.h>
30 #include <sound/core.h>
31 #include <sound/wss.h>
32 #include <sound/mpu401.h>
33 #include <sound/opl3.h>
34 #include <sound/initval.h>
35 #include <sound/tlv.h>
36 
37 MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>");
38 MODULE_DESCRIPTION("Yamaha OPL3SA2+");
39 MODULE_LICENSE("GPL");
40 MODULE_SUPPORTED_DEVICE("{{Yamaha,YMF719E-S},"
41 		"{Genius,Sound Maker 3DX},"
42 		"{Yamaha,OPL3SA3},"
43 		"{Intel,AL440LX sound},"
44 	        "{NeoMagic,MagicWave 3DX}}");
45 
46 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;	/* Index 0-MAX */
47 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;	/* ID for this card */
48 static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_ISAPNP; /* Enable this card */
49 #ifdef CONFIG_PNP
50 static bool isapnp[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 1};
51 #endif
52 static long port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;	/* 0xf86,0x370,0x100 */
53 static long sb_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;	/* 0x220,0x240,0x260 */
54 static long wss_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;/* 0x530,0xe80,0xf40,0x604 */
55 static long fm_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;	/* 0x388 */
56 static long midi_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;/* 0x330,0x300 */
57 static int irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ;	/* 0,1,3,5,9,11,12,15 */
58 static int dma1[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;	/* 1,3,5,6,7 */
59 static int dma2[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;	/* 1,3,5,6,7 */
60 static int opl3sa3_ymode[SNDRV_CARDS];   /* 0,1,2,3 */ /*SL Added*/
61 
62 module_param_array(index, int, NULL, 0444);
63 MODULE_PARM_DESC(index, "Index value for OPL3-SA soundcard.");
64 module_param_array(id, charp, NULL, 0444);
65 MODULE_PARM_DESC(id, "ID string for OPL3-SA soundcard.");
66 module_param_array(enable, bool, NULL, 0444);
67 MODULE_PARM_DESC(enable, "Enable OPL3-SA soundcard.");
68 #ifdef CONFIG_PNP
69 module_param_array(isapnp, bool, NULL, 0444);
70 MODULE_PARM_DESC(isapnp, "PnP detection for specified soundcard.");
71 #endif
72 module_param_array(port, long, NULL, 0444);
73 MODULE_PARM_DESC(port, "Port # for OPL3-SA driver.");
74 module_param_array(sb_port, long, NULL, 0444);
75 MODULE_PARM_DESC(sb_port, "SB port # for OPL3-SA driver.");
76 module_param_array(wss_port, long, NULL, 0444);
77 MODULE_PARM_DESC(wss_port, "WSS port # for OPL3-SA driver.");
78 module_param_array(fm_port, long, NULL, 0444);
79 MODULE_PARM_DESC(fm_port, "FM port # for OPL3-SA driver.");
80 module_param_array(midi_port, long, NULL, 0444);
81 MODULE_PARM_DESC(midi_port, "MIDI port # for OPL3-SA driver.");
82 module_param_array(irq, int, NULL, 0444);
83 MODULE_PARM_DESC(irq, "IRQ # for OPL3-SA driver.");
84 module_param_array(dma1, int, NULL, 0444);
85 MODULE_PARM_DESC(dma1, "DMA1 # for OPL3-SA driver.");
86 module_param_array(dma2, int, NULL, 0444);
87 MODULE_PARM_DESC(dma2, "DMA2 # for OPL3-SA driver.");
88 module_param_array(opl3sa3_ymode, int, NULL, 0444);
89 MODULE_PARM_DESC(opl3sa3_ymode, "Speaker size selection for 3D Enhancement mode: Desktop/Large Notebook/Small Notebook/HiFi.");
90 
91 #ifdef CONFIG_PNP
92 static int isa_registered;
93 static int pnp_registered;
94 static int pnpc_registered;
95 #endif
96 
97 /* control ports */
98 #define OPL3SA2_PM_CTRL		0x01
99 #define OPL3SA2_SYS_CTRL		0x02
100 #define OPL3SA2_IRQ_CONFIG	0x03
101 #define OPL3SA2_IRQ_STATUS	0x04
102 #define OPL3SA2_DMA_CONFIG	0x06
103 #define OPL3SA2_MASTER_LEFT	0x07
104 #define OPL3SA2_MASTER_RIGHT	0x08
105 #define OPL3SA2_MIC		0x09
106 #define OPL3SA2_MISC		0x0A
107 
108 /* opl3sa3 only */
109 #define OPL3SA3_DGTL_DOWN	0x12
110 #define OPL3SA3_ANLG_DOWN	0x13
111 #define OPL3SA3_WIDE		0x14
112 #define OPL3SA3_BASS		0x15
113 #define OPL3SA3_TREBLE		0x16
114 
115 /* power management bits */
116 #define OPL3SA2_PM_ADOWN		0x20
117 #define OPL3SA2_PM_PSV		0x04
118 #define OPL3SA2_PM_PDN		0x02
119 #define OPL3SA2_PM_PDX		0x01
120 
121 #define OPL3SA2_PM_D0	0x00
122 #define OPL3SA2_PM_D3	(OPL3SA2_PM_ADOWN|OPL3SA2_PM_PSV|OPL3SA2_PM_PDN|OPL3SA2_PM_PDX)
123 
124 struct snd_opl3sa2 {
125 	int version;		/* 2 or 3 */
126 	unsigned long port;	/* control port */
127 	struct resource *res_port; /* control port resource */
128 	int irq;
129 	int single_dma;
130 	spinlock_t reg_lock;
131 	struct snd_hwdep *synth;
132 	struct snd_rawmidi *rmidi;
133 	struct snd_wss *wss;
134 	unsigned char ctlregs[0x20];
135 	int ymode;		/* SL added */
136 	struct snd_kcontrol *master_switch;
137 	struct snd_kcontrol *master_volume;
138 };
139 
140 #define PFX	"opl3sa2: "
141 
142 #ifdef CONFIG_PNP
143 
144 static struct pnp_device_id snd_opl3sa2_pnpbiosids[] = {
145 	{ .id = "YMH0021" },
146 	{ .id = "NMX2210" },	/* Gateway Solo 2500 */
147 	{ .id = "" }		/* end */
148 };
149 
150 MODULE_DEVICE_TABLE(pnp, snd_opl3sa2_pnpbiosids);
151 
152 static struct pnp_card_device_id snd_opl3sa2_pnpids[] = {
153 	/* Yamaha YMF719E-S (Genius Sound Maker 3DX) */
154 	{ .id = "YMH0020", .devs = { { "YMH0021" } } },
155 	/* Yamaha OPL3-SA3 (integrated on Intel's Pentium II AL440LX motherboard) */
156 	{ .id = "YMH0030", .devs = { { "YMH0021" } } },
157 	/* Yamaha OPL3-SA2 */
158 	{ .id = "YMH0800", .devs = { { "YMH0021" } } },
159 	/* Yamaha OPL3-SA2 */
160 	{ .id = "YMH0801", .devs = { { "YMH0021" } } },
161 	/* NeoMagic MagicWave 3DX */
162 	{ .id = "NMX2200", .devs = { { "YMH2210" } } },
163 	/* NeoMagic MagicWave 3D */
164 	{ .id = "NMX2200", .devs = { { "NMX2210" } } },
165 	/* --- */
166 	{ .id = "" }	/* end */
167 };
168 
169 MODULE_DEVICE_TABLE(pnp_card, snd_opl3sa2_pnpids);
170 
171 #endif /* CONFIG_PNP */
172 
173 
174 /* read control port (w/o spinlock) */
175 static unsigned char __snd_opl3sa2_read(struct snd_opl3sa2 *chip, unsigned char reg)
176 {
177 	unsigned char result;
178 #if 0
179 	outb(0x1d, port);	/* password */
180 	printk(KERN_DEBUG "read [0x%lx] = 0x%x\n", port, inb(port));
181 #endif
182 	outb(reg, chip->port);	/* register */
183 	result = inb(chip->port + 1);
184 #if 0
185 	printk(KERN_DEBUG "read [0x%lx] = 0x%x [0x%x]\n",
186 	       port, result, inb(port));
187 #endif
188 	return result;
189 }
190 
191 /* read control port (with spinlock) */
192 static unsigned char snd_opl3sa2_read(struct snd_opl3sa2 *chip, unsigned char reg)
193 {
194 	unsigned long flags;
195 	unsigned char result;
196 
197 	spin_lock_irqsave(&chip->reg_lock, flags);
198 	result = __snd_opl3sa2_read(chip, reg);
199 	spin_unlock_irqrestore(&chip->reg_lock, flags);
200 	return result;
201 }
202 
203 /* write control port (w/o spinlock) */
204 static void __snd_opl3sa2_write(struct snd_opl3sa2 *chip, unsigned char reg, unsigned char value)
205 {
206 #if 0
207 	outb(0x1d, port);	/* password */
208 #endif
209 	outb(reg, chip->port);	/* register */
210 	outb(value, chip->port + 1);
211 	chip->ctlregs[reg] = value;
212 }
213 
214 /* write control port (with spinlock) */
215 static void snd_opl3sa2_write(struct snd_opl3sa2 *chip, unsigned char reg, unsigned char value)
216 {
217 	unsigned long flags;
218 	spin_lock_irqsave(&chip->reg_lock, flags);
219 	__snd_opl3sa2_write(chip, reg, value);
220 	spin_unlock_irqrestore(&chip->reg_lock, flags);
221 }
222 
223 static int snd_opl3sa2_detect(struct snd_card *card)
224 {
225 	struct snd_opl3sa2 *chip = card->private_data;
226 	unsigned long port;
227 	unsigned char tmp, tmp1;
228 	char str[2];
229 
230 	port = chip->port;
231 	if ((chip->res_port = request_region(port, 2, "OPL3-SA control")) == NULL) {
232 		snd_printk(KERN_ERR PFX "can't grab port 0x%lx\n", port);
233 		return -EBUSY;
234 	}
235 	/*
236 	snd_printk(KERN_DEBUG "REG 0A = 0x%x\n",
237 		   snd_opl3sa2_read(chip, 0x0a));
238 	*/
239 	chip->version = 0;
240 	tmp = snd_opl3sa2_read(chip, OPL3SA2_MISC);
241 	if (tmp == 0xff) {
242 		snd_printd("OPL3-SA [0x%lx] detect = 0x%x\n", port, tmp);
243 		return -ENODEV;
244 	}
245 	switch (tmp & 0x07) {
246 	case 0x01:
247 		chip->version = 2; /* YMF711 */
248 		break;
249 	default:
250 		chip->version = 3;
251 		/* 0x02 - standard */
252 		/* 0x03 - YM715B */
253 		/* 0x04 - YM719 - OPL-SA4? */
254 		/* 0x05 - OPL3-SA3 - Libretto 100 */
255 		/* 0x07 - unknown - Neomagic MagicWave 3D */
256 		break;
257 	}
258 	str[0] = chip->version + '0';
259 	str[1] = 0;
260 	strcat(card->shortname, str);
261 	snd_opl3sa2_write(chip, OPL3SA2_MISC, tmp ^ 7);
262 	if ((tmp1 = snd_opl3sa2_read(chip, OPL3SA2_MISC)) != tmp) {
263 		snd_printd("OPL3-SA [0x%lx] detect (1) = 0x%x (0x%x)\n", port, tmp, tmp1);
264 		return -ENODEV;
265 	}
266 	/* try if the MIC register is accessible */
267 	tmp = snd_opl3sa2_read(chip, OPL3SA2_MIC);
268 	snd_opl3sa2_write(chip, OPL3SA2_MIC, 0x8a);
269 	if (((tmp1 = snd_opl3sa2_read(chip, OPL3SA2_MIC)) & 0x9f) != 0x8a) {
270 		snd_printd("OPL3-SA [0x%lx] detect (2) = 0x%x (0x%x)\n", port, tmp, tmp1);
271 		return -ENODEV;
272 	}
273 	snd_opl3sa2_write(chip, OPL3SA2_MIC, 0x9f);
274 	/* initialization */
275 	/* Power Management - full on */
276 	snd_opl3sa2_write(chip, OPL3SA2_PM_CTRL, OPL3SA2_PM_D0);
277 	if (chip->version > 2) {
278 		/* ymode is bits 4&5 (of 0 to 7) on all but opl3sa2 versions */
279 		snd_opl3sa2_write(chip, OPL3SA2_SYS_CTRL, (chip->ymode << 4));
280 	} else {
281 		/* default for opl3sa2 versions */
282 		snd_opl3sa2_write(chip, OPL3SA2_SYS_CTRL, 0x00);
283 	}
284 	snd_opl3sa2_write(chip, OPL3SA2_IRQ_CONFIG, 0x0d);	/* Interrupt Channel Configuration - IRQ A = OPL3 + MPU + WSS */
285 	if (chip->single_dma) {
286 		snd_opl3sa2_write(chip, OPL3SA2_DMA_CONFIG, 0x03);	/* DMA Configuration - DMA A = WSS-R + WSS-P */
287 	} else {
288 		snd_opl3sa2_write(chip, OPL3SA2_DMA_CONFIG, 0x21);	/* DMA Configuration - DMA B = WSS-R, DMA A = WSS-P */
289 	}
290 	snd_opl3sa2_write(chip, OPL3SA2_MISC, 0x80 | (tmp & 7));	/* Miscellaneous - default */
291 	if (chip->version > 2) {
292 		snd_opl3sa2_write(chip, OPL3SA3_DGTL_DOWN, 0x00);	/* Digital Block Partial Power Down - default */
293 		snd_opl3sa2_write(chip, OPL3SA3_ANLG_DOWN, 0x00);	/* Analog Block Partial Power Down - default */
294 	}
295 	return 0;
296 }
297 
298 static irqreturn_t snd_opl3sa2_interrupt(int irq, void *dev_id)
299 {
300 	unsigned short status;
301 	struct snd_card *card = dev_id;
302 	struct snd_opl3sa2 *chip;
303 	int handled = 0;
304 
305 	if (card == NULL)
306 		return IRQ_NONE;
307 
308 	chip = card->private_data;
309 	status = snd_opl3sa2_read(chip, OPL3SA2_IRQ_STATUS);
310 
311 	if (status & 0x20) {
312 		handled = 1;
313 		snd_opl3_interrupt(chip->synth);
314 	}
315 
316 	if ((status & 0x10) && chip->rmidi != NULL) {
317 		handled = 1;
318 		snd_mpu401_uart_interrupt(irq, chip->rmidi->private_data);
319 	}
320 
321 	if (status & 0x07) {	/* TI,CI,PI */
322 		handled = 1;
323 		snd_wss_interrupt(irq, chip->wss);
324 	}
325 
326 	if (status & 0x40) { /* hardware volume change */
327 		handled = 1;
328 		/* reading from Master Lch register at 0x07 clears this bit */
329 		snd_opl3sa2_read(chip, OPL3SA2_MASTER_RIGHT);
330 		snd_opl3sa2_read(chip, OPL3SA2_MASTER_LEFT);
331 		if (chip->master_switch && chip->master_volume) {
332 			snd_ctl_notify(card, SNDRV_CTL_EVENT_MASK_VALUE,
333 					&chip->master_switch->id);
334 			snd_ctl_notify(card, SNDRV_CTL_EVENT_MASK_VALUE,
335 					&chip->master_volume->id);
336 		}
337 	}
338 	return IRQ_RETVAL(handled);
339 }
340 
341 #define OPL3SA2_SINGLE(xname, xindex, reg, shift, mask, invert) \
342 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
343   .info = snd_wss_info_single, \
344   .get = snd_opl3sa2_get_single, .put = snd_opl3sa2_put_single, \
345   .private_value = reg | (shift << 8) | (mask << 16) | (invert << 24) }
346 #define OPL3SA2_SINGLE_TLV(xname, xindex, reg, shift, mask, invert, xtlv) \
347 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
348   .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ, \
349   .name = xname, .index = xindex, \
350   .info = snd_wss_info_single, \
351   .get = snd_opl3sa2_get_single, .put = snd_opl3sa2_put_single, \
352   .private_value = reg | (shift << 8) | (mask << 16) | (invert << 24), \
353   .tlv = { .p = (xtlv) } }
354 
355 static int snd_opl3sa2_get_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
356 {
357 	struct snd_opl3sa2 *chip = snd_kcontrol_chip(kcontrol);
358 	unsigned long flags;
359 	int reg = kcontrol->private_value & 0xff;
360 	int shift = (kcontrol->private_value >> 8) & 0xff;
361 	int mask = (kcontrol->private_value >> 16) & 0xff;
362 	int invert = (kcontrol->private_value >> 24) & 0xff;
363 
364 	spin_lock_irqsave(&chip->reg_lock, flags);
365 	ucontrol->value.integer.value[0] = (chip->ctlregs[reg] >> shift) & mask;
366 	spin_unlock_irqrestore(&chip->reg_lock, flags);
367 	if (invert)
368 		ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0];
369 	return 0;
370 }
371 
372 static int snd_opl3sa2_put_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
373 {
374 	struct snd_opl3sa2 *chip = snd_kcontrol_chip(kcontrol);
375 	unsigned long flags;
376 	int reg = kcontrol->private_value & 0xff;
377 	int shift = (kcontrol->private_value >> 8) & 0xff;
378 	int mask = (kcontrol->private_value >> 16) & 0xff;
379 	int invert = (kcontrol->private_value >> 24) & 0xff;
380 	int change;
381 	unsigned short val, oval;
382 
383 	val = (ucontrol->value.integer.value[0] & mask);
384 	if (invert)
385 		val = mask - val;
386 	val <<= shift;
387 	spin_lock_irqsave(&chip->reg_lock, flags);
388 	oval = chip->ctlregs[reg];
389 	val = (oval & ~(mask << shift)) | val;
390 	change = val != oval;
391 	__snd_opl3sa2_write(chip, reg, val);
392 	spin_unlock_irqrestore(&chip->reg_lock, flags);
393 	return change;
394 }
395 
396 #define OPL3SA2_DOUBLE(xname, xindex, left_reg, right_reg, shift_left, shift_right, mask, invert) \
397 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
398   .info = snd_wss_info_double, \
399   .get = snd_opl3sa2_get_double, .put = snd_opl3sa2_put_double, \
400   .private_value = left_reg | (right_reg << 8) | (shift_left << 16) | (shift_right << 19) | (mask << 24) | (invert << 22) }
401 #define OPL3SA2_DOUBLE_TLV(xname, xindex, left_reg, right_reg, shift_left, shift_right, mask, invert, xtlv) \
402 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
403   .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ, \
404   .name = xname, .index = xindex, \
405   .info = snd_wss_info_double, \
406   .get = snd_opl3sa2_get_double, .put = snd_opl3sa2_put_double, \
407   .private_value = left_reg | (right_reg << 8) | (shift_left << 16) | (shift_right << 19) | (mask << 24) | (invert << 22), \
408   .tlv = { .p = (xtlv) } }
409 
410 static int snd_opl3sa2_get_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
411 {
412 	struct snd_opl3sa2 *chip = snd_kcontrol_chip(kcontrol);
413 	unsigned long flags;
414 	int left_reg = kcontrol->private_value & 0xff;
415 	int right_reg = (kcontrol->private_value >> 8) & 0xff;
416 	int shift_left = (kcontrol->private_value >> 16) & 0x07;
417 	int shift_right = (kcontrol->private_value >> 19) & 0x07;
418 	int mask = (kcontrol->private_value >> 24) & 0xff;
419 	int invert = (kcontrol->private_value >> 22) & 1;
420 
421 	spin_lock_irqsave(&chip->reg_lock, flags);
422 	ucontrol->value.integer.value[0] = (chip->ctlregs[left_reg] >> shift_left) & mask;
423 	ucontrol->value.integer.value[1] = (chip->ctlregs[right_reg] >> shift_right) & mask;
424 	spin_unlock_irqrestore(&chip->reg_lock, flags);
425 	if (invert) {
426 		ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0];
427 		ucontrol->value.integer.value[1] = mask - ucontrol->value.integer.value[1];
428 	}
429 	return 0;
430 }
431 
432 static int snd_opl3sa2_put_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
433 {
434 	struct snd_opl3sa2 *chip = snd_kcontrol_chip(kcontrol);
435 	unsigned long flags;
436 	int left_reg = kcontrol->private_value & 0xff;
437 	int right_reg = (kcontrol->private_value >> 8) & 0xff;
438 	int shift_left = (kcontrol->private_value >> 16) & 0x07;
439 	int shift_right = (kcontrol->private_value >> 19) & 0x07;
440 	int mask = (kcontrol->private_value >> 24) & 0xff;
441 	int invert = (kcontrol->private_value >> 22) & 1;
442 	int change;
443 	unsigned short val1, val2, oval1, oval2;
444 
445 	val1 = ucontrol->value.integer.value[0] & mask;
446 	val2 = ucontrol->value.integer.value[1] & mask;
447 	if (invert) {
448 		val1 = mask - val1;
449 		val2 = mask - val2;
450 	}
451 	val1 <<= shift_left;
452 	val2 <<= shift_right;
453 	spin_lock_irqsave(&chip->reg_lock, flags);
454 	if (left_reg != right_reg) {
455 		oval1 = chip->ctlregs[left_reg];
456 		oval2 = chip->ctlregs[right_reg];
457 		val1 = (oval1 & ~(mask << shift_left)) | val1;
458 		val2 = (oval2 & ~(mask << shift_right)) | val2;
459 		change = val1 != oval1 || val2 != oval2;
460 		__snd_opl3sa2_write(chip, left_reg, val1);
461 		__snd_opl3sa2_write(chip, right_reg, val2);
462 	} else {
463 		oval1 = chip->ctlregs[left_reg];
464 		val1 = (oval1 & ~((mask << shift_left) | (mask << shift_right))) | val1 | val2;
465 		change = val1 != oval1;
466 		__snd_opl3sa2_write(chip, left_reg, val1);
467 	}
468 	spin_unlock_irqrestore(&chip->reg_lock, flags);
469 	return change;
470 }
471 
472 static const DECLARE_TLV_DB_SCALE(db_scale_master, -3000, 200, 0);
473 static const DECLARE_TLV_DB_SCALE(db_scale_5bit_12db_max, -3450, 150, 0);
474 
475 static struct snd_kcontrol_new snd_opl3sa2_controls[] = {
476 OPL3SA2_DOUBLE("Master Playback Switch", 0, 0x07, 0x08, 7, 7, 1, 1),
477 OPL3SA2_DOUBLE_TLV("Master Playback Volume", 0, 0x07, 0x08, 0, 0, 15, 1,
478 		   db_scale_master),
479 OPL3SA2_SINGLE("Mic Playback Switch", 0, 0x09, 7, 1, 1),
480 OPL3SA2_SINGLE_TLV("Mic Playback Volume", 0, 0x09, 0, 31, 1,
481 		   db_scale_5bit_12db_max),
482 OPL3SA2_SINGLE("ZV Port Switch", 0, 0x02, 0, 1, 0),
483 };
484 
485 static struct snd_kcontrol_new snd_opl3sa2_tone_controls[] = {
486 OPL3SA2_DOUBLE("3D Control - Wide", 0, 0x14, 0x14, 4, 0, 7, 0),
487 OPL3SA2_DOUBLE("Tone Control - Bass", 0, 0x15, 0x15, 4, 0, 7, 0),
488 OPL3SA2_DOUBLE("Tone Control - Treble", 0, 0x16, 0x16, 4, 0, 7, 0)
489 };
490 
491 static void snd_opl3sa2_master_free(struct snd_kcontrol *kcontrol)
492 {
493 	struct snd_opl3sa2 *chip = snd_kcontrol_chip(kcontrol);
494 	chip->master_switch = NULL;
495 	chip->master_volume = NULL;
496 }
497 
498 static int snd_opl3sa2_mixer(struct snd_card *card)
499 {
500 	struct snd_opl3sa2 *chip = card->private_data;
501 	struct snd_ctl_elem_id id1, id2;
502 	struct snd_kcontrol *kctl;
503 	unsigned int idx;
504 	int err;
505 
506 	memset(&id1, 0, sizeof(id1));
507 	memset(&id2, 0, sizeof(id2));
508 	id1.iface = id2.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
509 	/* reassign AUX0 to CD */
510         strcpy(id1.name, "Aux Playback Switch");
511         strcpy(id2.name, "CD Playback Switch");
512         if ((err = snd_ctl_rename_id(card, &id1, &id2)) < 0) {
513 		snd_printk(KERN_ERR "Cannot rename opl3sa2 control\n");
514                 return err;
515 	}
516         strcpy(id1.name, "Aux Playback Volume");
517         strcpy(id2.name, "CD Playback Volume");
518         if ((err = snd_ctl_rename_id(card, &id1, &id2)) < 0) {
519 		snd_printk(KERN_ERR "Cannot rename opl3sa2 control\n");
520                 return err;
521 	}
522 	/* reassign AUX1 to FM */
523         strcpy(id1.name, "Aux Playback Switch"); id1.index = 1;
524         strcpy(id2.name, "FM Playback Switch");
525         if ((err = snd_ctl_rename_id(card, &id1, &id2)) < 0) {
526 		snd_printk(KERN_ERR "Cannot rename opl3sa2 control\n");
527                 return err;
528 	}
529         strcpy(id1.name, "Aux Playback Volume");
530         strcpy(id2.name, "FM Playback Volume");
531         if ((err = snd_ctl_rename_id(card, &id1, &id2)) < 0) {
532 		snd_printk(KERN_ERR "Cannot rename opl3sa2 control\n");
533                 return err;
534 	}
535 	/* add OPL3SA2 controls */
536 	for (idx = 0; idx < ARRAY_SIZE(snd_opl3sa2_controls); idx++) {
537 		if ((err = snd_ctl_add(card, kctl = snd_ctl_new1(&snd_opl3sa2_controls[idx], chip))) < 0)
538 			return err;
539 		switch (idx) {
540 		case 0: chip->master_switch = kctl; kctl->private_free = snd_opl3sa2_master_free; break;
541 		case 1: chip->master_volume = kctl; kctl->private_free = snd_opl3sa2_master_free; break;
542 		}
543 	}
544 	if (chip->version > 2) {
545 		for (idx = 0; idx < ARRAY_SIZE(snd_opl3sa2_tone_controls); idx++)
546 			if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_opl3sa2_tone_controls[idx], chip))) < 0)
547 				return err;
548 	}
549 	return 0;
550 }
551 
552 /* Power Management support functions */
553 #ifdef CONFIG_PM
554 static int snd_opl3sa2_suspend(struct snd_card *card, pm_message_t state)
555 {
556 	if (card) {
557 		struct snd_opl3sa2 *chip = card->private_data;
558 
559 		snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
560 		chip->wss->suspend(chip->wss);
561 		/* power down */
562 		snd_opl3sa2_write(chip, OPL3SA2_PM_CTRL, OPL3SA2_PM_D3);
563 	}
564 
565 	return 0;
566 }
567 
568 static int snd_opl3sa2_resume(struct snd_card *card)
569 {
570 	struct snd_opl3sa2 *chip;
571 	int i;
572 
573 	if (!card)
574 		return 0;
575 
576 	chip = card->private_data;
577 	/* power up */
578 	snd_opl3sa2_write(chip, OPL3SA2_PM_CTRL, OPL3SA2_PM_D0);
579 
580 	/* restore registers */
581 	for (i = 2; i <= 0x0a; i++) {
582 		if (i != OPL3SA2_IRQ_STATUS)
583 			snd_opl3sa2_write(chip, i, chip->ctlregs[i]);
584 	}
585 	if (chip->version > 2) {
586 		for (i = 0x12; i <= 0x16; i++)
587 			snd_opl3sa2_write(chip, i, chip->ctlregs[i]);
588 	}
589 	/* restore wss */
590 	chip->wss->resume(chip->wss);
591 
592 	snd_power_change_state(card, SNDRV_CTL_POWER_D0);
593 	return 0;
594 }
595 #endif /* CONFIG_PM */
596 
597 #ifdef CONFIG_PNP
598 static int snd_opl3sa2_pnp(int dev, struct snd_opl3sa2 *chip,
599 			   struct pnp_dev *pdev)
600 {
601 	if (pnp_activate_dev(pdev) < 0) {
602 		snd_printk(KERN_ERR "PnP configure failure (out of resources?)\n");
603 		return -EBUSY;
604 	}
605 	sb_port[dev] = pnp_port_start(pdev, 0);
606 	wss_port[dev] = pnp_port_start(pdev, 1);
607 	fm_port[dev] = pnp_port_start(pdev, 2);
608 	midi_port[dev] = pnp_port_start(pdev, 3);
609 	port[dev] = pnp_port_start(pdev, 4);
610 	dma1[dev] = pnp_dma(pdev, 0);
611 	dma2[dev] = pnp_dma(pdev, 1);
612 	irq[dev] = pnp_irq(pdev, 0);
613 	snd_printdd("%sPnP OPL3-SA: sb port=0x%lx, wss port=0x%lx, fm port=0x%lx, midi port=0x%lx\n",
614 		pnp_device_is_pnpbios(pdev) ? "BIOS" : "ISA", sb_port[dev], wss_port[dev], fm_port[dev], midi_port[dev]);
615 	snd_printdd("%sPnP OPL3-SA: control port=0x%lx, dma1=%i, dma2=%i, irq=%i\n",
616 		pnp_device_is_pnpbios(pdev) ? "BIOS" : "ISA", port[dev], dma1[dev], dma2[dev], irq[dev]);
617 	return 0;
618 }
619 #endif /* CONFIG_PNP */
620 
621 static void snd_opl3sa2_free(struct snd_card *card)
622 {
623 	struct snd_opl3sa2 *chip = card->private_data;
624 	if (chip->irq >= 0)
625 		free_irq(chip->irq, card);
626 	release_and_free_resource(chip->res_port);
627 }
628 
629 static int snd_opl3sa2_card_new(struct device *pdev, int dev,
630 				struct snd_card **cardp)
631 {
632 	struct snd_card *card;
633 	struct snd_opl3sa2 *chip;
634 	int err;
635 
636 	err = snd_card_new(pdev, index[dev], id[dev], THIS_MODULE,
637 			   sizeof(struct snd_opl3sa2), &card);
638 	if (err < 0)
639 		return err;
640 	strcpy(card->driver, "OPL3SA2");
641 	strcpy(card->shortname, "Yamaha OPL3-SA");
642 	chip = card->private_data;
643 	spin_lock_init(&chip->reg_lock);
644 	chip->irq = -1;
645 	card->private_free = snd_opl3sa2_free;
646 	*cardp = card;
647 	return 0;
648 }
649 
650 static int snd_opl3sa2_probe(struct snd_card *card, int dev)
651 {
652 	int xirq, xdma1, xdma2;
653 	struct snd_opl3sa2 *chip;
654 	struct snd_wss *wss;
655 	struct snd_opl3 *opl3;
656 	int err;
657 
658 	/* initialise this card from supplied (or default) parameter*/
659 	chip = card->private_data;
660 	chip->ymode = opl3sa3_ymode[dev] & 0x03 ;
661 	chip->port = port[dev];
662 	xirq = irq[dev];
663 	xdma1 = dma1[dev];
664 	xdma2 = dma2[dev];
665 	if (xdma2 < 0)
666 		chip->single_dma = 1;
667 	err = snd_opl3sa2_detect(card);
668 	if (err < 0)
669 		return err;
670 	err = request_irq(xirq, snd_opl3sa2_interrupt, 0,
671 			  "OPL3-SA2", card);
672 	if (err) {
673 		snd_printk(KERN_ERR PFX "can't grab IRQ %d\n", xirq);
674 		return -ENODEV;
675 	}
676 	chip->irq = xirq;
677 	err = snd_wss_create(card,
678 			     wss_port[dev] + 4, -1,
679 			     xirq, xdma1, xdma2,
680 			     WSS_HW_OPL3SA2, WSS_HWSHARE_IRQ, &wss);
681 	if (err < 0) {
682 		snd_printd("Oops, WSS not detected at 0x%lx\n", wss_port[dev] + 4);
683 		return err;
684 	}
685 	chip->wss = wss;
686 	err = snd_wss_pcm(wss, 0);
687 	if (err < 0)
688 		return err;
689 	err = snd_wss_mixer(wss);
690 	if (err < 0)
691 		return err;
692 	err = snd_opl3sa2_mixer(card);
693 	if (err < 0)
694 		return err;
695 	err = snd_wss_timer(wss, 0);
696 	if (err < 0)
697 		return err;
698 	if (fm_port[dev] >= 0x340 && fm_port[dev] < 0x400) {
699 		if ((err = snd_opl3_create(card, fm_port[dev],
700 					   fm_port[dev] + 2,
701 					   OPL3_HW_OPL3, 0, &opl3)) < 0)
702 			return err;
703 		if ((err = snd_opl3_timer_new(opl3, 1, 2)) < 0)
704 			return err;
705 		if ((err = snd_opl3_hwdep_new(opl3, 0, 1, &chip->synth)) < 0)
706 			return err;
707 	}
708 	if (midi_port[dev] >= 0x300 && midi_port[dev] < 0x340) {
709 		if ((err = snd_mpu401_uart_new(card, 0, MPU401_HW_OPL3SA2,
710 					       midi_port[dev],
711 					       MPU401_INFO_IRQ_HOOK, -1,
712 					       &chip->rmidi)) < 0)
713 			return err;
714 	}
715 	sprintf(card->longname, "%s at 0x%lx, irq %d, dma %d",
716 		card->shortname, chip->port, xirq, xdma1);
717 	if (xdma2 >= 0)
718 		sprintf(card->longname + strlen(card->longname), "&%d", xdma2);
719 
720 	return snd_card_register(card);
721 }
722 
723 #ifdef CONFIG_PNP
724 static int snd_opl3sa2_pnp_detect(struct pnp_dev *pdev,
725 				  const struct pnp_device_id *id)
726 {
727 	static int dev;
728 	int err;
729 	struct snd_card *card;
730 
731 	if (pnp_device_is_isapnp(pdev))
732 		return -ENOENT;	/* we have another procedure - card */
733 	for (; dev < SNDRV_CARDS; dev++) {
734 		if (enable[dev] && isapnp[dev])
735 			break;
736 	}
737 	if (dev >= SNDRV_CARDS)
738 		return -ENODEV;
739 
740 	err = snd_opl3sa2_card_new(&pdev->dev, dev, &card);
741 	if (err < 0)
742 		return err;
743 	if ((err = snd_opl3sa2_pnp(dev, card->private_data, pdev)) < 0) {
744 		snd_card_free(card);
745 		return err;
746 	}
747 	if ((err = snd_opl3sa2_probe(card, dev)) < 0) {
748 		snd_card_free(card);
749 		return err;
750 	}
751 	pnp_set_drvdata(pdev, card);
752 	dev++;
753 	return 0;
754 }
755 
756 static void snd_opl3sa2_pnp_remove(struct pnp_dev *pdev)
757 {
758 	snd_card_free(pnp_get_drvdata(pdev));
759 }
760 
761 #ifdef CONFIG_PM
762 static int snd_opl3sa2_pnp_suspend(struct pnp_dev *pdev, pm_message_t state)
763 {
764 	return snd_opl3sa2_suspend(pnp_get_drvdata(pdev), state);
765 }
766 static int snd_opl3sa2_pnp_resume(struct pnp_dev *pdev)
767 {
768 	return snd_opl3sa2_resume(pnp_get_drvdata(pdev));
769 }
770 #endif
771 
772 static struct pnp_driver opl3sa2_pnp_driver = {
773 	.name = "snd-opl3sa2-pnpbios",
774 	.id_table = snd_opl3sa2_pnpbiosids,
775 	.probe = snd_opl3sa2_pnp_detect,
776 	.remove = snd_opl3sa2_pnp_remove,
777 #ifdef CONFIG_PM
778 	.suspend = snd_opl3sa2_pnp_suspend,
779 	.resume = snd_opl3sa2_pnp_resume,
780 #endif
781 };
782 
783 static int snd_opl3sa2_pnp_cdetect(struct pnp_card_link *pcard,
784 				   const struct pnp_card_device_id *id)
785 {
786 	static int dev;
787 	struct pnp_dev *pdev;
788 	int err;
789 	struct snd_card *card;
790 
791 	pdev = pnp_request_card_device(pcard, id->devs[0].id, NULL);
792 	if (pdev == NULL) {
793 		snd_printk(KERN_ERR PFX "can't get pnp device from id '%s'\n",
794 			   id->devs[0].id);
795 		return -EBUSY;
796 	}
797 	for (; dev < SNDRV_CARDS; dev++) {
798 		if (enable[dev] && isapnp[dev])
799 			break;
800 	}
801 	if (dev >= SNDRV_CARDS)
802 		return -ENODEV;
803 
804 	err = snd_opl3sa2_card_new(&pdev->dev, dev, &card);
805 	if (err < 0)
806 		return err;
807 	if ((err = snd_opl3sa2_pnp(dev, card->private_data, pdev)) < 0) {
808 		snd_card_free(card);
809 		return err;
810 	}
811 	if ((err = snd_opl3sa2_probe(card, dev)) < 0) {
812 		snd_card_free(card);
813 		return err;
814 	}
815 	pnp_set_card_drvdata(pcard, card);
816 	dev++;
817 	return 0;
818 }
819 
820 static void snd_opl3sa2_pnp_cremove(struct pnp_card_link *pcard)
821 {
822 	snd_card_free(pnp_get_card_drvdata(pcard));
823 	pnp_set_card_drvdata(pcard, NULL);
824 }
825 
826 #ifdef CONFIG_PM
827 static int snd_opl3sa2_pnp_csuspend(struct pnp_card_link *pcard, pm_message_t state)
828 {
829 	return snd_opl3sa2_suspend(pnp_get_card_drvdata(pcard), state);
830 }
831 static int snd_opl3sa2_pnp_cresume(struct pnp_card_link *pcard)
832 {
833 	return snd_opl3sa2_resume(pnp_get_card_drvdata(pcard));
834 }
835 #endif
836 
837 static struct pnp_card_driver opl3sa2_pnpc_driver = {
838 	.flags = PNP_DRIVER_RES_DISABLE,
839 	.name = "snd-opl3sa2-cpnp",
840 	.id_table = snd_opl3sa2_pnpids,
841 	.probe = snd_opl3sa2_pnp_cdetect,
842 	.remove = snd_opl3sa2_pnp_cremove,
843 #ifdef CONFIG_PM
844 	.suspend = snd_opl3sa2_pnp_csuspend,
845 	.resume = snd_opl3sa2_pnp_cresume,
846 #endif
847 };
848 #endif /* CONFIG_PNP */
849 
850 static int snd_opl3sa2_isa_match(struct device *pdev,
851 				 unsigned int dev)
852 {
853 	if (!enable[dev])
854 		return 0;
855 #ifdef CONFIG_PNP
856 	if (isapnp[dev])
857 		return 0;
858 #endif
859 	if (port[dev] == SNDRV_AUTO_PORT) {
860 		snd_printk(KERN_ERR PFX "specify port\n");
861 		return 0;
862 	}
863 	if (wss_port[dev] == SNDRV_AUTO_PORT) {
864 		snd_printk(KERN_ERR PFX "specify wss_port\n");
865 		return 0;
866 	}
867 	if (fm_port[dev] == SNDRV_AUTO_PORT) {
868 		snd_printk(KERN_ERR PFX "specify fm_port\n");
869 		return 0;
870 	}
871 	if (midi_port[dev] == SNDRV_AUTO_PORT) {
872 		snd_printk(KERN_ERR PFX "specify midi_port\n");
873 		return 0;
874 	}
875 	return 1;
876 }
877 
878 static int snd_opl3sa2_isa_probe(struct device *pdev,
879 				 unsigned int dev)
880 {
881 	struct snd_card *card;
882 	int err;
883 
884 	err = snd_opl3sa2_card_new(pdev, dev, &card);
885 	if (err < 0)
886 		return err;
887 	if ((err = snd_opl3sa2_probe(card, dev)) < 0) {
888 		snd_card_free(card);
889 		return err;
890 	}
891 	dev_set_drvdata(pdev, card);
892 	return 0;
893 }
894 
895 static int snd_opl3sa2_isa_remove(struct device *devptr,
896 				  unsigned int dev)
897 {
898 	snd_card_free(dev_get_drvdata(devptr));
899 	return 0;
900 }
901 
902 #ifdef CONFIG_PM
903 static int snd_opl3sa2_isa_suspend(struct device *dev, unsigned int n,
904 				   pm_message_t state)
905 {
906 	return snd_opl3sa2_suspend(dev_get_drvdata(dev), state);
907 }
908 
909 static int snd_opl3sa2_isa_resume(struct device *dev, unsigned int n)
910 {
911 	return snd_opl3sa2_resume(dev_get_drvdata(dev));
912 }
913 #endif
914 
915 #define DEV_NAME "opl3sa2"
916 
917 static struct isa_driver snd_opl3sa2_isa_driver = {
918 	.match		= snd_opl3sa2_isa_match,
919 	.probe		= snd_opl3sa2_isa_probe,
920 	.remove		= snd_opl3sa2_isa_remove,
921 #ifdef CONFIG_PM
922 	.suspend	= snd_opl3sa2_isa_suspend,
923 	.resume		= snd_opl3sa2_isa_resume,
924 #endif
925 	.driver		= {
926 		.name	= DEV_NAME
927 	},
928 };
929 
930 static int __init alsa_card_opl3sa2_init(void)
931 {
932 	int err;
933 
934 	err = isa_register_driver(&snd_opl3sa2_isa_driver, SNDRV_CARDS);
935 #ifdef CONFIG_PNP
936 	if (!err)
937 		isa_registered = 1;
938 
939 	err = pnp_register_driver(&opl3sa2_pnp_driver);
940 	if (!err)
941 		pnp_registered = 1;
942 
943 	err = pnp_register_card_driver(&opl3sa2_pnpc_driver);
944 	if (!err)
945 		pnpc_registered = 1;
946 
947 	if (isa_registered || pnp_registered)
948 		err = 0;
949 #endif
950 	return err;
951 }
952 
953 static void __exit alsa_card_opl3sa2_exit(void)
954 {
955 #ifdef CONFIG_PNP
956 	if (pnpc_registered)
957 		pnp_unregister_card_driver(&opl3sa2_pnpc_driver);
958 	if (pnp_registered)
959 		pnp_unregister_driver(&opl3sa2_pnp_driver);
960 	if (isa_registered)
961 #endif
962 		isa_unregister_driver(&snd_opl3sa2_isa_driver);
963 }
964 
965 module_init(alsa_card_opl3sa2_init)
966 module_exit(alsa_card_opl3sa2_exit)
967