xref: /openbmc/linux/sound/isa/opl3sa2.c (revision 503c10d8)
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/slab.h>
28 #include <linux/pnp.h>
29 #include <linux/moduleparam.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 #include <asm/io.h>
38 
39 MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>");
40 MODULE_DESCRIPTION("Yamaha OPL3SA2+");
41 MODULE_LICENSE("GPL");
42 MODULE_SUPPORTED_DEVICE("{{Yamaha,YMF719E-S},"
43 		"{Genius,Sound Maker 3DX},"
44 		"{Yamaha,OPL3SA3},"
45 		"{Intel,AL440LX sound},"
46 	        "{NeoMagic,MagicWave 3DX}}");
47 
48 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;	/* Index 0-MAX */
49 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;	/* ID for this card */
50 static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_ISAPNP; /* Enable this card */
51 #ifdef CONFIG_PNP
52 static int isapnp[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 1};
53 #endif
54 static long port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;	/* 0xf86,0x370,0x100 */
55 static long sb_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;	/* 0x220,0x240,0x260 */
56 static long wss_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;/* 0x530,0xe80,0xf40,0x604 */
57 static long fm_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;	/* 0x388 */
58 static long midi_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;/* 0x330,0x300 */
59 static int irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ;	/* 0,1,3,5,9,11,12,15 */
60 static int dma1[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;	/* 1,3,5,6,7 */
61 static int dma2[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;	/* 1,3,5,6,7 */
62 static int opl3sa3_ymode[SNDRV_CARDS];   /* 0,1,2,3 */ /*SL Added*/
63 
64 module_param_array(index, int, NULL, 0444);
65 MODULE_PARM_DESC(index, "Index value for OPL3-SA soundcard.");
66 module_param_array(id, charp, NULL, 0444);
67 MODULE_PARM_DESC(id, "ID string for OPL3-SA soundcard.");
68 module_param_array(enable, bool, NULL, 0444);
69 MODULE_PARM_DESC(enable, "Enable OPL3-SA soundcard.");
70 #ifdef CONFIG_PNP
71 module_param_array(isapnp, bool, NULL, 0444);
72 MODULE_PARM_DESC(isapnp, "PnP detection for specified soundcard.");
73 #endif
74 module_param_array(port, long, NULL, 0444);
75 MODULE_PARM_DESC(port, "Port # for OPL3-SA driver.");
76 module_param_array(sb_port, long, NULL, 0444);
77 MODULE_PARM_DESC(sb_port, "SB port # for OPL3-SA driver.");
78 module_param_array(wss_port, long, NULL, 0444);
79 MODULE_PARM_DESC(wss_port, "WSS port # for OPL3-SA driver.");
80 module_param_array(fm_port, long, NULL, 0444);
81 MODULE_PARM_DESC(fm_port, "FM port # for OPL3-SA driver.");
82 module_param_array(midi_port, long, NULL, 0444);
83 MODULE_PARM_DESC(midi_port, "MIDI port # for OPL3-SA driver.");
84 module_param_array(irq, int, NULL, 0444);
85 MODULE_PARM_DESC(irq, "IRQ # for OPL3-SA driver.");
86 module_param_array(dma1, int, NULL, 0444);
87 MODULE_PARM_DESC(dma1, "DMA1 # for OPL3-SA driver.");
88 module_param_array(dma2, int, NULL, 0444);
89 MODULE_PARM_DESC(dma2, "DMA2 # for OPL3-SA driver.");
90 module_param_array(opl3sa3_ymode, int, NULL, 0444);
91 MODULE_PARM_DESC(opl3sa3_ymode, "Speaker size selection for 3D Enhancement mode: Desktop/Large Notebook/Small Notebook/HiFi.");
92 
93 #ifdef CONFIG_PNP
94 static int isa_registered;
95 static int pnp_registered;
96 static int pnpc_registered;
97 #endif
98 
99 /* control ports */
100 #define OPL3SA2_PM_CTRL		0x01
101 #define OPL3SA2_SYS_CTRL		0x02
102 #define OPL3SA2_IRQ_CONFIG	0x03
103 #define OPL3SA2_IRQ_STATUS	0x04
104 #define OPL3SA2_DMA_CONFIG	0x06
105 #define OPL3SA2_MASTER_LEFT	0x07
106 #define OPL3SA2_MASTER_RIGHT	0x08
107 #define OPL3SA2_MIC		0x09
108 #define OPL3SA2_MISC		0x0A
109 
110 /* opl3sa3 only */
111 #define OPL3SA3_DGTL_DOWN	0x12
112 #define OPL3SA3_ANLG_DOWN	0x13
113 #define OPL3SA3_WIDE		0x14
114 #define OPL3SA3_BASS		0x15
115 #define OPL3SA3_TREBLE		0x16
116 
117 /* power management bits */
118 #define OPL3SA2_PM_ADOWN		0x20
119 #define OPL3SA2_PM_PSV		0x04
120 #define OPL3SA2_PM_PDN		0x02
121 #define OPL3SA2_PM_PDX		0x01
122 
123 #define OPL3SA2_PM_D0	0x00
124 #define OPL3SA2_PM_D3	(OPL3SA2_PM_ADOWN|OPL3SA2_PM_PSV|OPL3SA2_PM_PDN|OPL3SA2_PM_PDX)
125 
126 struct snd_opl3sa2 {
127 	int version;		/* 2 or 3 */
128 	unsigned long port;	/* control port */
129 	struct resource *res_port; /* control port resource */
130 	int irq;
131 	int single_dma;
132 	spinlock_t reg_lock;
133 	struct snd_hwdep *synth;
134 	struct snd_rawmidi *rmidi;
135 	struct snd_wss *wss;
136 	unsigned char ctlregs[0x20];
137 	int ymode;		/* SL added */
138 	struct snd_kcontrol *master_switch;
139 	struct snd_kcontrol *master_volume;
140 };
141 
142 #define PFX	"opl3sa2: "
143 
144 #ifdef CONFIG_PNP
145 
146 static struct pnp_device_id snd_opl3sa2_pnpbiosids[] = {
147 	{ .id = "YMH0021" },
148 	{ .id = "NMX2210" },	/* Gateway Solo 2500 */
149 	{ .id = "" }		/* end */
150 };
151 
152 MODULE_DEVICE_TABLE(pnp, snd_opl3sa2_pnpbiosids);
153 
154 static struct pnp_card_device_id snd_opl3sa2_pnpids[] = {
155 	/* Yamaha YMF719E-S (Genius Sound Maker 3DX) */
156 	{ .id = "YMH0020", .devs = { { "YMH0021" } } },
157 	/* Yamaha OPL3-SA3 (integrated on Intel's Pentium II AL440LX motherboard) */
158 	{ .id = "YMH0030", .devs = { { "YMH0021" } } },
159 	/* Yamaha OPL3-SA2 */
160 	{ .id = "YMH0800", .devs = { { "YMH0021" } } },
161 	/* Yamaha OPL3-SA2 */
162 	{ .id = "YMH0801", .devs = { { "YMH0021" } } },
163 	/* NeoMagic MagicWave 3DX */
164 	{ .id = "NMX2200", .devs = { { "YMH2210" } } },
165 	/* NeoMagic MagicWave 3D */
166 	{ .id = "NMX2200", .devs = { { "NMX2210" } } },
167 	/* --- */
168 	{ .id = "" }	/* end */
169 };
170 
171 MODULE_DEVICE_TABLE(pnp_card, snd_opl3sa2_pnpids);
172 
173 #endif /* CONFIG_PNP */
174 
175 
176 /* read control port (w/o spinlock) */
177 static unsigned char __snd_opl3sa2_read(struct snd_opl3sa2 *chip, unsigned char reg)
178 {
179 	unsigned char result;
180 #if 0
181 	outb(0x1d, port);	/* password */
182 	printk("read [0x%lx] = 0x%x\n", port, inb(port));
183 #endif
184 	outb(reg, chip->port);	/* register */
185 	result = inb(chip->port + 1);
186 #if 0
187 	printk("read [0x%lx] = 0x%x [0x%x]\n", port, result, inb(port));
188 #endif
189 	return result;
190 }
191 
192 /* read control port (with spinlock) */
193 static unsigned char snd_opl3sa2_read(struct snd_opl3sa2 *chip, unsigned char reg)
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) */
205 static void __snd_opl3sa2_write(struct snd_opl3sa2 *chip, unsigned char reg, unsigned char value)
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) */
216 static void snd_opl3sa2_write(struct snd_opl3sa2 *chip, unsigned char reg, unsigned char value)
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 
224 static int __devinit snd_opl3sa2_detect(struct snd_card *card)
225 {
226 	struct snd_opl3sa2 *chip = card->private_data;
227 	unsigned long port;
228 	unsigned char tmp, tmp1;
229 	char str[2];
230 
231 	port = chip->port;
232 	if ((chip->res_port = request_region(port, 2, "OPL3-SA control")) == NULL) {
233 		snd_printk(KERN_ERR PFX "can't grab port 0x%lx\n", port);
234 		return -EBUSY;
235 	}
236 	// snd_printk("REG 0A = 0x%x\n", snd_opl3sa2_read(chip, 0x0a));
237 	chip->version = 0;
238 	tmp = snd_opl3sa2_read(chip, OPL3SA2_MISC);
239 	if (tmp == 0xff) {
240 		snd_printd("OPL3-SA [0x%lx] detect = 0x%x\n", port, tmp);
241 		return -ENODEV;
242 	}
243 	switch (tmp & 0x07) {
244 	case 0x01:
245 		chip->version = 2; /* YMF711 */
246 		break;
247 	default:
248 		chip->version = 3;
249 		/* 0x02 - standard */
250 		/* 0x03 - YM715B */
251 		/* 0x04 - YM719 - OPL-SA4? */
252 		/* 0x05 - OPL3-SA3 - Libretto 100 */
253 		/* 0x07 - unknown - Neomagic MagicWave 3D */
254 		break;
255 	}
256 	str[0] = chip->version + '0';
257 	str[1] = 0;
258 	strcat(card->shortname, str);
259 	snd_opl3sa2_write(chip, OPL3SA2_MISC, tmp ^ 7);
260 	if ((tmp1 = snd_opl3sa2_read(chip, OPL3SA2_MISC)) != tmp) {
261 		snd_printd("OPL3-SA [0x%lx] detect (1) = 0x%x (0x%x)\n", port, tmp, tmp1);
262 		return -ENODEV;
263 	}
264 	/* try if the MIC register is accesible */
265 	tmp = snd_opl3sa2_read(chip, OPL3SA2_MIC);
266 	snd_opl3sa2_write(chip, OPL3SA2_MIC, 0x8a);
267 	if (((tmp1 = snd_opl3sa2_read(chip, OPL3SA2_MIC)) & 0x9f) != 0x8a) {
268 		snd_printd("OPL3-SA [0x%lx] detect (2) = 0x%x (0x%x)\n", port, tmp, tmp1);
269 		return -ENODEV;
270 	}
271 	snd_opl3sa2_write(chip, OPL3SA2_MIC, 0x9f);
272 	/* initialization */
273 	/* Power Management - full on */
274 	snd_opl3sa2_write(chip, OPL3SA2_PM_CTRL, OPL3SA2_PM_D0);
275 	if (chip->version > 2) {
276 		/* ymode is bits 4&5 (of 0 to 7) on all but opl3sa2 versions */
277 		snd_opl3sa2_write(chip, OPL3SA2_SYS_CTRL, (chip->ymode << 4));
278 	} else {
279 		/* default for opl3sa2 versions */
280 		snd_opl3sa2_write(chip, OPL3SA2_SYS_CTRL, 0x00);
281 	}
282 	snd_opl3sa2_write(chip, OPL3SA2_IRQ_CONFIG, 0x0d);	/* Interrupt Channel Configuration - IRQ A = OPL3 + MPU + WSS */
283 	if (chip->single_dma) {
284 		snd_opl3sa2_write(chip, OPL3SA2_DMA_CONFIG, 0x03);	/* DMA Configuration - DMA A = WSS-R + WSS-P */
285 	} else {
286 		snd_opl3sa2_write(chip, OPL3SA2_DMA_CONFIG, 0x21);	/* DMA Configuration - DMA B = WSS-R, DMA A = WSS-P */
287 	}
288 	snd_opl3sa2_write(chip, OPL3SA2_MISC, 0x80 | (tmp & 7));	/* Miscellaneous - default */
289 	if (chip->version > 2) {
290 		snd_opl3sa2_write(chip, OPL3SA3_DGTL_DOWN, 0x00);	/* Digital Block Partial Power Down - default */
291 		snd_opl3sa2_write(chip, OPL3SA3_ANLG_DOWN, 0x00);	/* Analog Block Partial Power Down - default */
292 	}
293 	return 0;
294 }
295 
296 static irqreturn_t snd_opl3sa2_interrupt(int irq, void *dev_id)
297 {
298 	unsigned short status;
299 	struct snd_card *card = dev_id;
300 	struct snd_opl3sa2 *chip;
301 	int handled = 0;
302 
303 	if (card == NULL || card->private_data == NULL)
304 		return IRQ_NONE;
305 
306 	chip = card->private_data;
307 	status = snd_opl3sa2_read(chip, OPL3SA2_IRQ_STATUS);
308 
309 	if (status & 0x20) {
310 		handled = 1;
311 		snd_opl3_interrupt(chip->synth);
312 	}
313 
314 	if ((status & 0x10) && chip->rmidi != NULL) {
315 		handled = 1;
316 		snd_mpu401_uart_interrupt(irq, chip->rmidi->private_data);
317 	}
318 
319 	if (status & 0x07) {	/* TI,CI,PI */
320 		handled = 1;
321 		snd_wss_interrupt(irq, chip->wss);
322 	}
323 
324 	if (status & 0x40) { /* hardware volume change */
325 		handled = 1;
326 		/* reading from Master Lch register at 0x07 clears this bit */
327 		snd_opl3sa2_read(chip, OPL3SA2_MASTER_RIGHT);
328 		snd_opl3sa2_read(chip, OPL3SA2_MASTER_LEFT);
329 		if (chip->master_switch && chip->master_volume) {
330 			snd_ctl_notify(card, SNDRV_CTL_EVENT_MASK_VALUE,
331 					&chip->master_switch->id);
332 			snd_ctl_notify(card, SNDRV_CTL_EVENT_MASK_VALUE,
333 					&chip->master_volume->id);
334 		}
335 	}
336 	return IRQ_RETVAL(handled);
337 }
338 
339 #define OPL3SA2_SINGLE(xname, xindex, reg, shift, mask, invert) \
340 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
341   .info = snd_opl3sa2_info_single, \
342   .get = snd_opl3sa2_get_single, .put = snd_opl3sa2_put_single, \
343   .private_value = reg | (shift << 8) | (mask << 16) | (invert << 24) }
344 #define OPL3SA2_SINGLE_TLV(xname, xindex, reg, shift, mask, invert, xtlv) \
345 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
346   .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ, \
347   .name = xname, .index = xindex, \
348   .info = snd_opl3sa2_info_single, \
349   .get = snd_opl3sa2_get_single, .put = snd_opl3sa2_put_single, \
350   .private_value = reg | (shift << 8) | (mask << 16) | (invert << 24), \
351   .tlv = { .p = (xtlv) } }
352 
353 static int snd_opl3sa2_info_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
354 {
355 	int mask = (kcontrol->private_value >> 16) & 0xff;
356 
357 	uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER;
358 	uinfo->count = 1;
359 	uinfo->value.integer.min = 0;
360 	uinfo->value.integer.max = mask;
361 	return 0;
362 }
363 
364 static int snd_opl3sa2_get_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
365 {
366 	struct snd_opl3sa2 *chip = snd_kcontrol_chip(kcontrol);
367 	unsigned long flags;
368 	int reg = kcontrol->private_value & 0xff;
369 	int shift = (kcontrol->private_value >> 8) & 0xff;
370 	int mask = (kcontrol->private_value >> 16) & 0xff;
371 	int invert = (kcontrol->private_value >> 24) & 0xff;
372 
373 	spin_lock_irqsave(&chip->reg_lock, flags);
374 	ucontrol->value.integer.value[0] = (chip->ctlregs[reg] >> shift) & mask;
375 	spin_unlock_irqrestore(&chip->reg_lock, flags);
376 	if (invert)
377 		ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0];
378 	return 0;
379 }
380 
381 static int snd_opl3sa2_put_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
382 {
383 	struct snd_opl3sa2 *chip = snd_kcontrol_chip(kcontrol);
384 	unsigned long flags;
385 	int reg = kcontrol->private_value & 0xff;
386 	int shift = (kcontrol->private_value >> 8) & 0xff;
387 	int mask = (kcontrol->private_value >> 16) & 0xff;
388 	int invert = (kcontrol->private_value >> 24) & 0xff;
389 	int change;
390 	unsigned short val, oval;
391 
392 	val = (ucontrol->value.integer.value[0] & mask);
393 	if (invert)
394 		val = mask - val;
395 	val <<= shift;
396 	spin_lock_irqsave(&chip->reg_lock, flags);
397 	oval = chip->ctlregs[reg];
398 	val = (oval & ~(mask << shift)) | val;
399 	change = val != oval;
400 	__snd_opl3sa2_write(chip, reg, val);
401 	spin_unlock_irqrestore(&chip->reg_lock, flags);
402 	return change;
403 }
404 
405 #define OPL3SA2_DOUBLE(xname, xindex, left_reg, right_reg, shift_left, shift_right, mask, invert) \
406 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
407   .info = snd_opl3sa2_info_double, \
408   .get = snd_opl3sa2_get_double, .put = snd_opl3sa2_put_double, \
409   .private_value = left_reg | (right_reg << 8) | (shift_left << 16) | (shift_right << 19) | (mask << 24) | (invert << 22) }
410 #define OPL3SA2_DOUBLE_TLV(xname, xindex, left_reg, right_reg, shift_left, shift_right, mask, invert, xtlv) \
411 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
412   .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ, \
413   .name = xname, .index = xindex, \
414   .info = snd_opl3sa2_info_double, \
415   .get = snd_opl3sa2_get_double, .put = snd_opl3sa2_put_double, \
416   .private_value = left_reg | (right_reg << 8) | (shift_left << 16) | (shift_right << 19) | (mask << 24) | (invert << 22), \
417   .tlv = { .p = (xtlv) } }
418 
419 static int snd_opl3sa2_info_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
420 {
421 	int mask = (kcontrol->private_value >> 24) & 0xff;
422 
423 	uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER;
424 	uinfo->count = 2;
425 	uinfo->value.integer.min = 0;
426 	uinfo->value.integer.max = mask;
427 	return 0;
428 }
429 
430 static int snd_opl3sa2_get_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
431 {
432 	struct snd_opl3sa2 *chip = snd_kcontrol_chip(kcontrol);
433 	unsigned long flags;
434 	int left_reg = kcontrol->private_value & 0xff;
435 	int right_reg = (kcontrol->private_value >> 8) & 0xff;
436 	int shift_left = (kcontrol->private_value >> 16) & 0x07;
437 	int shift_right = (kcontrol->private_value >> 19) & 0x07;
438 	int mask = (kcontrol->private_value >> 24) & 0xff;
439 	int invert = (kcontrol->private_value >> 22) & 1;
440 
441 	spin_lock_irqsave(&chip->reg_lock, flags);
442 	ucontrol->value.integer.value[0] = (chip->ctlregs[left_reg] >> shift_left) & mask;
443 	ucontrol->value.integer.value[1] = (chip->ctlregs[right_reg] >> shift_right) & mask;
444 	spin_unlock_irqrestore(&chip->reg_lock, flags);
445 	if (invert) {
446 		ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0];
447 		ucontrol->value.integer.value[1] = mask - ucontrol->value.integer.value[1];
448 	}
449 	return 0;
450 }
451 
452 static int snd_opl3sa2_put_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
453 {
454 	struct snd_opl3sa2 *chip = snd_kcontrol_chip(kcontrol);
455 	unsigned long flags;
456 	int left_reg = kcontrol->private_value & 0xff;
457 	int right_reg = (kcontrol->private_value >> 8) & 0xff;
458 	int shift_left = (kcontrol->private_value >> 16) & 0x07;
459 	int shift_right = (kcontrol->private_value >> 19) & 0x07;
460 	int mask = (kcontrol->private_value >> 24) & 0xff;
461 	int invert = (kcontrol->private_value >> 22) & 1;
462 	int change;
463 	unsigned short val1, val2, oval1, oval2;
464 
465 	val1 = ucontrol->value.integer.value[0] & mask;
466 	val2 = ucontrol->value.integer.value[1] & mask;
467 	if (invert) {
468 		val1 = mask - val1;
469 		val2 = mask - val2;
470 	}
471 	val1 <<= shift_left;
472 	val2 <<= shift_right;
473 	spin_lock_irqsave(&chip->reg_lock, flags);
474 	if (left_reg != right_reg) {
475 		oval1 = chip->ctlregs[left_reg];
476 		oval2 = chip->ctlregs[right_reg];
477 		val1 = (oval1 & ~(mask << shift_left)) | val1;
478 		val2 = (oval2 & ~(mask << shift_right)) | val2;
479 		change = val1 != oval1 || val2 != oval2;
480 		__snd_opl3sa2_write(chip, left_reg, val1);
481 		__snd_opl3sa2_write(chip, right_reg, val2);
482 	} else {
483 		oval1 = chip->ctlregs[left_reg];
484 		val1 = (oval1 & ~((mask << shift_left) | (mask << shift_right))) | val1 | val2;
485 		change = val1 != oval1;
486 		__snd_opl3sa2_write(chip, left_reg, val1);
487 	}
488 	spin_unlock_irqrestore(&chip->reg_lock, flags);
489 	return change;
490 }
491 
492 static const DECLARE_TLV_DB_SCALE(db_scale_master, -3000, 200, 0);
493 static const DECLARE_TLV_DB_SCALE(db_scale_5bit_12db_max, -3450, 150, 0);
494 
495 static struct snd_kcontrol_new snd_opl3sa2_controls[] = {
496 OPL3SA2_DOUBLE("Master Playback Switch", 0, 0x07, 0x08, 7, 7, 1, 1),
497 OPL3SA2_DOUBLE_TLV("Master Playback Volume", 0, 0x07, 0x08, 0, 0, 15, 1,
498 		   db_scale_master),
499 OPL3SA2_SINGLE("Mic Playback Switch", 0, 0x09, 7, 1, 1),
500 OPL3SA2_SINGLE_TLV("Mic Playback Volume", 0, 0x09, 0, 31, 1,
501 		   db_scale_5bit_12db_max),
502 };
503 
504 static struct snd_kcontrol_new snd_opl3sa2_tone_controls[] = {
505 OPL3SA2_DOUBLE("3D Control - Wide", 0, 0x14, 0x14, 4, 0, 7, 0),
506 OPL3SA2_DOUBLE("Tone Control - Bass", 0, 0x15, 0x15, 4, 0, 7, 0),
507 OPL3SA2_DOUBLE("Tone Control - Treble", 0, 0x16, 0x16, 4, 0, 7, 0)
508 };
509 
510 static void snd_opl3sa2_master_free(struct snd_kcontrol *kcontrol)
511 {
512 	struct snd_opl3sa2 *chip = snd_kcontrol_chip(kcontrol);
513 	chip->master_switch = NULL;
514 	chip->master_volume = NULL;
515 }
516 
517 static int __devinit snd_opl3sa2_mixer(struct snd_card *card)
518 {
519 	struct snd_opl3sa2 *chip = card->private_data;
520 	struct snd_ctl_elem_id id1, id2;
521 	struct snd_kcontrol *kctl;
522 	unsigned int idx;
523 	int err;
524 
525 	memset(&id1, 0, sizeof(id1));
526 	memset(&id2, 0, sizeof(id2));
527 	id1.iface = id2.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
528 	/* reassign AUX0 to CD */
529         strcpy(id1.name, "Aux Playback Switch");
530         strcpy(id2.name, "CD Playback Switch");
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         strcpy(id1.name, "Aux Playback Volume");
536         strcpy(id2.name, "CD Playback Volume");
537         if ((err = snd_ctl_rename_id(card, &id1, &id2)) < 0) {
538 		snd_printk(KERN_ERR "Cannot rename opl3sa2 control\n");
539                 return err;
540 	}
541 	/* reassign AUX1 to FM */
542         strcpy(id1.name, "Aux Playback Switch"); id1.index = 1;
543         strcpy(id2.name, "FM Playback Switch");
544         if ((err = snd_ctl_rename_id(card, &id1, &id2)) < 0) {
545 		snd_printk(KERN_ERR "Cannot rename opl3sa2 control\n");
546                 return err;
547 	}
548         strcpy(id1.name, "Aux Playback Volume");
549         strcpy(id2.name, "FM Playback Volume");
550         if ((err = snd_ctl_rename_id(card, &id1, &id2)) < 0) {
551 		snd_printk(KERN_ERR "Cannot rename opl3sa2 control\n");
552                 return err;
553 	}
554 	/* add OPL3SA2 controls */
555 	for (idx = 0; idx < ARRAY_SIZE(snd_opl3sa2_controls); idx++) {
556 		if ((err = snd_ctl_add(card, kctl = snd_ctl_new1(&snd_opl3sa2_controls[idx], chip))) < 0)
557 			return err;
558 		switch (idx) {
559 		case 0: chip->master_switch = kctl; kctl->private_free = snd_opl3sa2_master_free; break;
560 		case 1: chip->master_volume = kctl; kctl->private_free = snd_opl3sa2_master_free; break;
561 		}
562 	}
563 	if (chip->version > 2) {
564 		for (idx = 0; idx < ARRAY_SIZE(snd_opl3sa2_tone_controls); idx++)
565 			if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_opl3sa2_tone_controls[idx], chip))) < 0)
566 				return err;
567 	}
568 	return 0;
569 }
570 
571 /* Power Management support functions */
572 #ifdef CONFIG_PM
573 static int snd_opl3sa2_suspend(struct snd_card *card, pm_message_t state)
574 {
575 	struct snd_opl3sa2 *chip = card->private_data;
576 
577 	snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
578 	chip->wss->suspend(chip->wss);
579 	/* power down */
580 	snd_opl3sa2_write(chip, OPL3SA2_PM_CTRL, OPL3SA2_PM_D3);
581 
582 	return 0;
583 }
584 
585 static int snd_opl3sa2_resume(struct snd_card *card)
586 {
587 	struct snd_opl3sa2 *chip = card->private_data;
588 	int i;
589 
590 	/* power up */
591 	snd_opl3sa2_write(chip, OPL3SA2_PM_CTRL, OPL3SA2_PM_D0);
592 
593 	/* restore registers */
594 	for (i = 2; i <= 0x0a; i++) {
595 		if (i != OPL3SA2_IRQ_STATUS)
596 			snd_opl3sa2_write(chip, i, chip->ctlregs[i]);
597 	}
598 	if (chip->version > 2) {
599 		for (i = 0x12; i <= 0x16; i++)
600 			snd_opl3sa2_write(chip, i, chip->ctlregs[i]);
601 	}
602 	/* restore wss */
603 	chip->wss->resume(chip->wss);
604 
605 	snd_power_change_state(card, SNDRV_CTL_POWER_D0);
606 	return 0;
607 }
608 #endif /* CONFIG_PM */
609 
610 #ifdef CONFIG_PNP
611 static int __devinit snd_opl3sa2_pnp(int dev, struct snd_opl3sa2 *chip,
612 				     struct pnp_dev *pdev)
613 {
614 	if (pnp_activate_dev(pdev) < 0) {
615 		snd_printk(KERN_ERR "PnP configure failure (out of resources?)\n");
616 		return -EBUSY;
617 	}
618 	sb_port[dev] = pnp_port_start(pdev, 0);
619 	wss_port[dev] = pnp_port_start(pdev, 1);
620 	fm_port[dev] = pnp_port_start(pdev, 2);
621 	midi_port[dev] = pnp_port_start(pdev, 3);
622 	port[dev] = pnp_port_start(pdev, 4);
623 	dma1[dev] = pnp_dma(pdev, 0);
624 	dma2[dev] = pnp_dma(pdev, 1);
625 	irq[dev] = pnp_irq(pdev, 0);
626 	snd_printdd("%sPnP OPL3-SA: sb port=0x%lx, wss port=0x%lx, fm port=0x%lx, midi port=0x%lx\n",
627 		pnp_device_is_pnpbios(pdev) ? "BIOS" : "ISA", sb_port[dev], wss_port[dev], fm_port[dev], midi_port[dev]);
628 	snd_printdd("%sPnP OPL3-SA: control port=0x%lx, dma1=%i, dma2=%i, irq=%i\n",
629 		pnp_device_is_pnpbios(pdev) ? "BIOS" : "ISA", port[dev], dma1[dev], dma2[dev], irq[dev]);
630 	return 0;
631 }
632 #endif /* CONFIG_PNP */
633 
634 static void snd_opl3sa2_free(struct snd_card *card)
635 {
636 	struct snd_opl3sa2 *chip = card->private_data;
637 	if (chip->irq >= 0)
638 		free_irq(chip->irq, (void *)chip);
639 	release_and_free_resource(chip->res_port);
640 }
641 
642 static struct snd_card *snd_opl3sa2_card_new(int dev)
643 {
644 	struct snd_card *card;
645 	struct snd_opl3sa2 *chip;
646 
647 	card = snd_card_new(index[dev], id[dev], THIS_MODULE, sizeof(struct snd_opl3sa2));
648 	if (card == NULL)
649 		return NULL;
650 	strcpy(card->driver, "OPL3SA2");
651 	strcpy(card->shortname, "Yamaha OPL3-SA2");
652 	chip = card->private_data;
653 	spin_lock_init(&chip->reg_lock);
654 	chip->irq = -1;
655 	card->private_free = snd_opl3sa2_free;
656 	return card;
657 }
658 
659 static int __devinit snd_opl3sa2_probe(struct snd_card *card, int dev)
660 {
661 	int xirq, xdma1, xdma2;
662 	struct snd_opl3sa2 *chip;
663 	struct snd_wss *wss;
664 	struct snd_opl3 *opl3;
665 	int err;
666 
667 	/* initialise this card from supplied (or default) parameter*/
668 	chip = card->private_data;
669 	chip->ymode = opl3sa3_ymode[dev] & 0x03 ;
670 	chip->port = port[dev];
671 	xirq = irq[dev];
672 	xdma1 = dma1[dev];
673 	xdma2 = dma2[dev];
674 	if (xdma2 < 0)
675 		chip->single_dma = 1;
676 	err = snd_opl3sa2_detect(card);
677 	if (err < 0)
678 		return err;
679 	err = request_irq(xirq, snd_opl3sa2_interrupt, IRQF_DISABLED,
680 			  "OPL3-SA2", card);
681 	if (err) {
682 		snd_printk(KERN_ERR PFX "can't grab IRQ %d\n", xirq);
683 		return -ENODEV;
684 	}
685 	chip->irq = xirq;
686 	err = snd_wss_create(card,
687 			     wss_port[dev] + 4, -1,
688 			     xirq, xdma1, xdma2,
689 			     WSS_HW_OPL3SA2, WSS_HWSHARE_IRQ, &wss);
690 	if (err < 0) {
691 		snd_printd("Oops, WSS not detected at 0x%lx\n", wss_port[dev] + 4);
692 		return err;
693 	}
694 	chip->wss = wss;
695 	err = snd_wss_pcm(wss, 0, NULL);
696 	if (err < 0)
697 		return err;
698 	err = snd_wss_mixer(wss);
699 	if (err < 0)
700 		return err;
701 	err = snd_opl3sa2_mixer(card);
702 	if (err < 0)
703 		return err;
704 	err = snd_wss_timer(wss, 0, NULL);
705 	if (err < 0)
706 		return err;
707 	if (fm_port[dev] >= 0x340 && fm_port[dev] < 0x400) {
708 		if ((err = snd_opl3_create(card, fm_port[dev],
709 					   fm_port[dev] + 2,
710 					   OPL3_HW_OPL3, 0, &opl3)) < 0)
711 			return err;
712 		if ((err = snd_opl3_timer_new(opl3, 1, 2)) < 0)
713 			return err;
714 		if ((err = snd_opl3_hwdep_new(opl3, 0, 1, &chip->synth)) < 0)
715 			return err;
716 	}
717 	if (midi_port[dev] >= 0x300 && midi_port[dev] < 0x340) {
718 		if ((err = snd_mpu401_uart_new(card, 0, MPU401_HW_OPL3SA2,
719 					       midi_port[dev], 0,
720 					       xirq, 0, &chip->rmidi)) < 0)
721 			return err;
722 	}
723 	sprintf(card->longname, "%s at 0x%lx, irq %d, dma %d",
724 		card->shortname, chip->port, xirq, xdma1);
725 	if (xdma2 >= 0)
726 		sprintf(card->longname + strlen(card->longname), "&%d", xdma2);
727 
728 	return snd_card_register(card);
729 }
730 
731 #ifdef CONFIG_PNP
732 static int __devinit snd_opl3sa2_pnp_detect(struct pnp_dev *pdev,
733 					    const struct pnp_device_id *id)
734 {
735 	static int dev;
736 	int err;
737 	struct snd_card *card;
738 
739 	if (pnp_device_is_isapnp(pdev))
740 		return -ENOENT;	/* we have another procedure - card */
741 	for (; dev < SNDRV_CARDS; dev++) {
742 		if (enable[dev] && isapnp[dev])
743 			break;
744 	}
745 	if (dev >= SNDRV_CARDS)
746 		return -ENODEV;
747 
748 	card = snd_opl3sa2_card_new(dev);
749 	if (! card)
750 		return -ENOMEM;
751 	if ((err = snd_opl3sa2_pnp(dev, card->private_data, pdev)) < 0) {
752 		snd_card_free(card);
753 		return err;
754 	}
755 	snd_card_set_dev(card, &pdev->dev);
756 	if ((err = snd_opl3sa2_probe(card, dev)) < 0) {
757 		snd_card_free(card);
758 		return err;
759 	}
760 	pnp_set_drvdata(pdev, card);
761 	dev++;
762 	return 0;
763 }
764 
765 static void __devexit snd_opl3sa2_pnp_remove(struct pnp_dev * pdev)
766 {
767 	snd_card_free(pnp_get_drvdata(pdev));
768 	pnp_set_drvdata(pdev, NULL);
769 }
770 
771 #ifdef CONFIG_PM
772 static int snd_opl3sa2_pnp_suspend(struct pnp_dev *pdev, pm_message_t state)
773 {
774 	return snd_opl3sa2_suspend(pnp_get_drvdata(pdev), state);
775 }
776 static int snd_opl3sa2_pnp_resume(struct pnp_dev *pdev)
777 {
778 	return snd_opl3sa2_resume(pnp_get_drvdata(pdev));
779 }
780 #endif
781 
782 static struct pnp_driver opl3sa2_pnp_driver = {
783 	.name = "snd-opl3sa2-pnpbios",
784 	.id_table = snd_opl3sa2_pnpbiosids,
785 	.probe = snd_opl3sa2_pnp_detect,
786 	.remove = __devexit_p(snd_opl3sa2_pnp_remove),
787 #ifdef CONFIG_PM
788 	.suspend = snd_opl3sa2_pnp_suspend,
789 	.resume = snd_opl3sa2_pnp_resume,
790 #endif
791 };
792 
793 static int __devinit snd_opl3sa2_pnp_cdetect(struct pnp_card_link *pcard,
794 					     const struct pnp_card_device_id *id)
795 {
796 	static int dev;
797 	struct pnp_dev *pdev;
798 	int err;
799 	struct snd_card *card;
800 
801 	pdev = pnp_request_card_device(pcard, id->devs[0].id, NULL);
802 	if (pdev == NULL) {
803 		snd_printk(KERN_ERR PFX "can't get pnp device from id '%s'\n",
804 			   id->devs[0].id);
805 		return -EBUSY;
806 	}
807 	for (; dev < SNDRV_CARDS; dev++) {
808 		if (enable[dev] && isapnp[dev])
809 			break;
810 	}
811 	if (dev >= SNDRV_CARDS)
812 		return -ENODEV;
813 
814 	card = snd_opl3sa2_card_new(dev);
815 	if (! card)
816 		return -ENOMEM;
817 	if ((err = snd_opl3sa2_pnp(dev, card->private_data, pdev)) < 0) {
818 		snd_card_free(card);
819 		return err;
820 	}
821 	snd_card_set_dev(card, &pdev->dev);
822 	if ((err = snd_opl3sa2_probe(card, dev)) < 0) {
823 		snd_card_free(card);
824 		return err;
825 	}
826 	pnp_set_card_drvdata(pcard, card);
827 	dev++;
828 	return 0;
829 }
830 
831 static void __devexit snd_opl3sa2_pnp_cremove(struct pnp_card_link * pcard)
832 {
833 	snd_card_free(pnp_get_card_drvdata(pcard));
834 	pnp_set_card_drvdata(pcard, NULL);
835 }
836 
837 #ifdef CONFIG_PM
838 static int snd_opl3sa2_pnp_csuspend(struct pnp_card_link *pcard, pm_message_t state)
839 {
840 	return snd_opl3sa2_suspend(pnp_get_card_drvdata(pcard), state);
841 }
842 static int snd_opl3sa2_pnp_cresume(struct pnp_card_link *pcard)
843 {
844 	return snd_opl3sa2_resume(pnp_get_card_drvdata(pcard));
845 }
846 #endif
847 
848 static struct pnp_card_driver opl3sa2_pnpc_driver = {
849 	.flags = PNP_DRIVER_RES_DISABLE,
850 	.name = "snd-opl3sa2-cpnp",
851 	.id_table = snd_opl3sa2_pnpids,
852 	.probe = snd_opl3sa2_pnp_cdetect,
853 	.remove = __devexit_p(snd_opl3sa2_pnp_cremove),
854 #ifdef CONFIG_PM
855 	.suspend = snd_opl3sa2_pnp_csuspend,
856 	.resume = snd_opl3sa2_pnp_cresume,
857 #endif
858 };
859 #endif /* CONFIG_PNP */
860 
861 static int __devinit snd_opl3sa2_isa_match(struct device *pdev,
862 					   unsigned int dev)
863 {
864 	if (!enable[dev])
865 		return 0;
866 #ifdef CONFIG_PNP
867 	if (isapnp[dev])
868 		return 0;
869 #endif
870 	if (port[dev] == SNDRV_AUTO_PORT) {
871 		snd_printk(KERN_ERR PFX "specify port\n");
872 		return 0;
873 	}
874 	if (wss_port[dev] == SNDRV_AUTO_PORT) {
875 		snd_printk(KERN_ERR PFX "specify wss_port\n");
876 		return 0;
877 	}
878 	if (fm_port[dev] == SNDRV_AUTO_PORT) {
879 		snd_printk(KERN_ERR PFX "specify fm_port\n");
880 		return 0;
881 	}
882 	if (midi_port[dev] == SNDRV_AUTO_PORT) {
883 		snd_printk(KERN_ERR PFX "specify midi_port\n");
884 		return 0;
885 	}
886 	return 1;
887 }
888 
889 static int __devinit snd_opl3sa2_isa_probe(struct device *pdev,
890 					   unsigned int dev)
891 {
892 	struct snd_card *card;
893 	int err;
894 
895 	card = snd_opl3sa2_card_new(dev);
896 	if (! card)
897 		return -ENOMEM;
898 	snd_card_set_dev(card, pdev);
899 	if ((err = snd_opl3sa2_probe(card, dev)) < 0) {
900 		snd_card_free(card);
901 		return err;
902 	}
903 	dev_set_drvdata(pdev, card);
904 	return 0;
905 }
906 
907 static int __devexit snd_opl3sa2_isa_remove(struct device *devptr,
908 					    unsigned int dev)
909 {
910 	snd_card_free(dev_get_drvdata(devptr));
911 	dev_set_drvdata(devptr, NULL);
912 	return 0;
913 }
914 
915 #ifdef CONFIG_PM
916 static int snd_opl3sa2_isa_suspend(struct device *dev, unsigned int n,
917 				   pm_message_t state)
918 {
919 	return snd_opl3sa2_suspend(dev_get_drvdata(dev), state);
920 }
921 
922 static int snd_opl3sa2_isa_resume(struct device *dev, unsigned int n)
923 {
924 	return snd_opl3sa2_resume(dev_get_drvdata(dev));
925 }
926 #endif
927 
928 #define DEV_NAME "opl3sa2"
929 
930 static struct isa_driver snd_opl3sa2_isa_driver = {
931 	.match		= snd_opl3sa2_isa_match,
932 	.probe		= snd_opl3sa2_isa_probe,
933 	.remove		= __devexit_p(snd_opl3sa2_isa_remove),
934 #ifdef CONFIG_PM
935 	.suspend	= snd_opl3sa2_isa_suspend,
936 	.resume		= snd_opl3sa2_isa_resume,
937 #endif
938 	.driver		= {
939 		.name	= DEV_NAME
940 	},
941 };
942 
943 static int __init alsa_card_opl3sa2_init(void)
944 {
945 	int err;
946 
947 	err = isa_register_driver(&snd_opl3sa2_isa_driver, SNDRV_CARDS);
948 #ifdef CONFIG_PNP
949 	if (!err)
950 		isa_registered = 1;
951 
952 	err = pnp_register_driver(&opl3sa2_pnp_driver);
953 	if (!err)
954 		pnp_registered = 1;
955 
956 	err = pnp_register_card_driver(&opl3sa2_pnpc_driver);
957 	if (!err)
958 		pnpc_registered = 1;
959 
960 	if (isa_registered || pnp_registered)
961 		err = 0;
962 #endif
963 	return err;
964 }
965 
966 static void __exit alsa_card_opl3sa2_exit(void)
967 {
968 #ifdef CONFIG_PNP
969 	if (pnpc_registered)
970 		pnp_unregister_card_driver(&opl3sa2_pnpc_driver);
971 	if (pnp_registered)
972 		pnp_unregister_driver(&opl3sa2_pnp_driver);
973 	if (isa_registered)
974 #endif
975 		isa_unregister_driver(&snd_opl3sa2_isa_driver);
976 }
977 
978 module_init(alsa_card_opl3sa2_init)
979 module_exit(alsa_card_opl3sa2_exit)
980