xref: /openbmc/linux/sound/isa/gus/interwave.c (revision 54cbac81)
1 /*
2  *  Driver for AMD InterWave soundcard
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  *   1999/07/22		Erik Inge Bolso <knan@mo.himolde.no>
21  *			* mixer group handlers
22  *
23  */
24 
25 #include <linux/init.h>
26 #include <linux/err.h>
27 #include <linux/isa.h>
28 #include <linux/delay.h>
29 #include <linux/pnp.h>
30 #include <linux/module.h>
31 #include <asm/dma.h>
32 #include <sound/core.h>
33 #include <sound/gus.h>
34 #include <sound/wss.h>
35 #ifdef SNDRV_STB
36 #include <sound/tea6330t.h>
37 #endif
38 #define SNDRV_LEGACY_FIND_FREE_IRQ
39 #define SNDRV_LEGACY_FIND_FREE_DMA
40 #include <sound/initval.h>
41 
42 MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>");
43 MODULE_LICENSE("GPL");
44 #ifndef SNDRV_STB
45 MODULE_DESCRIPTION("AMD InterWave");
46 MODULE_SUPPORTED_DEVICE("{{Gravis,UltraSound Plug & Play},"
47 		"{STB,SoundRage32},"
48 		"{MED,MED3210},"
49 		"{Dynasonix,Dynasonix Pro},"
50 		"{Panasonic,PCA761AW}}");
51 #else
52 MODULE_DESCRIPTION("AMD InterWave STB with TEA6330T");
53 MODULE_SUPPORTED_DEVICE("{{AMD,InterWave STB with TEA6330T}}");
54 #endif
55 
56 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;	/* Index 0-MAX */
57 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;	/* ID for this card */
58 static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_ISAPNP; /* Enable this card */
59 #ifdef CONFIG_PNP
60 static bool isapnp[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 1};
61 #endif
62 static long port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;	/* 0x210,0x220,0x230,0x240,0x250,0x260 */
63 #ifdef SNDRV_STB
64 static long port_tc[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;	/* 0x350,0x360,0x370,0x380 */
65 #endif
66 static int irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ;	/* 2,3,5,9,11,12,15 */
67 static int dma1[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;	/* 0,1,3,5,6,7 */
68 static int dma2[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;	/* 0,1,3,5,6,7 */
69 static int joystick_dac[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 29};
70 				/* 0 to 31, (0.59V-4.52V or 0.389V-2.98V) */
71 static int midi[SNDRV_CARDS];
72 static int pcm_channels[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 2};
73 static int effect[SNDRV_CARDS];
74 
75 #ifdef SNDRV_STB
76 #define PFX "interwave-stb: "
77 #define INTERWAVE_DRIVER	"snd_interwave_stb"
78 #define INTERWAVE_PNP_DRIVER	"interwave-stb"
79 #else
80 #define PFX "interwave: "
81 #define INTERWAVE_DRIVER	"snd_interwave"
82 #define INTERWAVE_PNP_DRIVER	"interwave"
83 #endif
84 
85 module_param_array(index, int, NULL, 0444);
86 MODULE_PARM_DESC(index, "Index value for InterWave soundcard.");
87 module_param_array(id, charp, NULL, 0444);
88 MODULE_PARM_DESC(id, "ID string for InterWave soundcard.");
89 module_param_array(enable, bool, NULL, 0444);
90 MODULE_PARM_DESC(enable, "Enable InterWave soundcard.");
91 #ifdef CONFIG_PNP
92 module_param_array(isapnp, bool, NULL, 0444);
93 MODULE_PARM_DESC(isapnp, "ISA PnP detection for specified soundcard.");
94 #endif
95 module_param_array(port, long, NULL, 0444);
96 MODULE_PARM_DESC(port, "Port # for InterWave driver.");
97 #ifdef SNDRV_STB
98 module_param_array(port_tc, long, NULL, 0444);
99 MODULE_PARM_DESC(port_tc, "Tone control (TEA6330T - i2c bus) port # for InterWave driver.");
100 #endif
101 module_param_array(irq, int, NULL, 0444);
102 MODULE_PARM_DESC(irq, "IRQ # for InterWave driver.");
103 module_param_array(dma1, int, NULL, 0444);
104 MODULE_PARM_DESC(dma1, "DMA1 # for InterWave driver.");
105 module_param_array(dma2, int, NULL, 0444);
106 MODULE_PARM_DESC(dma2, "DMA2 # for InterWave driver.");
107 module_param_array(joystick_dac, int, NULL, 0444);
108 MODULE_PARM_DESC(joystick_dac, "Joystick DAC level 0.59V-4.52V or 0.389V-2.98V for InterWave driver.");
109 module_param_array(midi, int, NULL, 0444);
110 MODULE_PARM_DESC(midi, "MIDI UART enable for InterWave driver.");
111 module_param_array(pcm_channels, int, NULL, 0444);
112 MODULE_PARM_DESC(pcm_channels, "Reserved PCM channels for InterWave driver.");
113 module_param_array(effect, int, NULL, 0444);
114 MODULE_PARM_DESC(effect, "Effects enable for InterWave driver.");
115 
116 struct snd_interwave {
117 	int irq;
118 	struct snd_card *card;
119 	struct snd_gus_card *gus;
120 	struct snd_wss *wss;
121 #ifdef SNDRV_STB
122 	struct resource *i2c_res;
123 #endif
124 	unsigned short gus_status_reg;
125 	unsigned short pcm_status_reg;
126 #ifdef CONFIG_PNP
127 	struct pnp_dev *dev;
128 #ifdef SNDRV_STB
129 	struct pnp_dev *devtc;
130 #endif
131 #endif
132 };
133 
134 
135 #ifdef CONFIG_PNP
136 static int isa_registered;
137 static int pnp_registered;
138 
139 static struct pnp_card_device_id snd_interwave_pnpids[] = {
140 #ifndef SNDRV_STB
141 	/* Gravis UltraSound Plug & Play */
142 	{ .id = "GRV0001", .devs = { { .id = "GRV0000" } } },
143 	/* STB SoundRage32 */
144 	{ .id = "STB011a", .devs = { { .id = "STB0010" } } },
145 	/* MED3210 */
146 	{ .id = "DXP3201", .devs = { { .id = "DXP0010" } } },
147 	/* Dynasonic Pro */
148 	/* This device also have CDC1117:DynaSonix Pro Audio Effects Processor */
149 	{ .id = "CDC1111", .devs = { { .id = "CDC1112" } } },
150 	/* Panasonic PCA761AW Audio Card */
151 	{ .id = "ADV55ff", .devs = { { .id = "ADV0010" } } },
152 	/* InterWave STB without TEA6330T */
153 	{ .id = "ADV550a", .devs = { { .id = "ADV0010" } } },
154 #else
155 	/* InterWave STB with TEA6330T */
156 	{ .id = "ADV550a", .devs = { { .id = "ADV0010" }, { .id = "ADV0015" } } },
157 #endif
158 	{ .id = "" }
159 };
160 
161 MODULE_DEVICE_TABLE(pnp_card, snd_interwave_pnpids);
162 
163 #endif /* CONFIG_PNP */
164 
165 
166 #ifdef SNDRV_STB
167 static void snd_interwave_i2c_setlines(struct snd_i2c_bus *bus, int ctrl, int data)
168 {
169 	unsigned long port = bus->private_value;
170 
171 #if 0
172 	printk(KERN_DEBUG "i2c_setlines - 0x%lx <- %i,%i\n", port, ctrl, data);
173 #endif
174 	outb((data << 1) | ctrl, port);
175 	udelay(10);
176 }
177 
178 static int snd_interwave_i2c_getclockline(struct snd_i2c_bus *bus)
179 {
180 	unsigned long port = bus->private_value;
181 	unsigned char res;
182 
183 	res = inb(port) & 1;
184 #if 0
185 	printk(KERN_DEBUG "i2c_getclockline - 0x%lx -> %i\n", port, res);
186 #endif
187 	return res;
188 }
189 
190 static int snd_interwave_i2c_getdataline(struct snd_i2c_bus *bus, int ack)
191 {
192 	unsigned long port = bus->private_value;
193 	unsigned char res;
194 
195 	if (ack)
196 		udelay(10);
197 	res = (inb(port) & 2) >> 1;
198 #if 0
199 	printk(KERN_DEBUG "i2c_getdataline - 0x%lx -> %i\n", port, res);
200 #endif
201 	return res;
202 }
203 
204 static struct snd_i2c_bit_ops snd_interwave_i2c_bit_ops = {
205 	.setlines = snd_interwave_i2c_setlines,
206 	.getclock = snd_interwave_i2c_getclockline,
207 	.getdata  = snd_interwave_i2c_getdataline,
208 };
209 
210 static int snd_interwave_detect_stb(struct snd_interwave *iwcard,
211 				    struct snd_gus_card *gus, int dev,
212 				    struct snd_i2c_bus **rbus)
213 {
214 	unsigned long port;
215 	struct snd_i2c_bus *bus;
216 	struct snd_card *card = iwcard->card;
217 	char name[32];
218 	int err;
219 
220 	*rbus = NULL;
221 	port = port_tc[dev];
222 	if (port == SNDRV_AUTO_PORT) {
223 		port = 0x350;
224 		if (gus->gf1.port == 0x250) {
225 			port = 0x360;
226 		}
227 		while (port <= 0x380) {
228 			if ((iwcard->i2c_res = request_region(port, 1, "InterWave (I2C bus)")) != NULL)
229 				break;
230 			port += 0x10;
231 		}
232 	} else {
233 		iwcard->i2c_res = request_region(port, 1, "InterWave (I2C bus)");
234 	}
235 	if (iwcard->i2c_res == NULL) {
236 		snd_printk(KERN_ERR "interwave: can't grab i2c bus port\n");
237 		return -ENODEV;
238 	}
239 
240 	sprintf(name, "InterWave-%i", card->number);
241 	if ((err = snd_i2c_bus_create(card, name, NULL, &bus)) < 0)
242 		return err;
243 	bus->private_value = port;
244 	bus->hw_ops.bit = &snd_interwave_i2c_bit_ops;
245 	if ((err = snd_tea6330t_detect(bus, 0)) < 0)
246 		return err;
247 	*rbus = bus;
248 	return 0;
249 }
250 #endif
251 
252 static int snd_interwave_detect(struct snd_interwave *iwcard,
253 				struct snd_gus_card *gus,
254 				int dev
255 #ifdef SNDRV_STB
256 				, struct snd_i2c_bus **rbus
257 #endif
258 				          )
259 {
260 	unsigned long flags;
261 	unsigned char rev1, rev2;
262 	int d;
263 
264 	snd_gf1_i_write8(gus, SNDRV_GF1_GB_RESET, 0);	/* reset GF1 */
265 	if (((d = snd_gf1_i_look8(gus, SNDRV_GF1_GB_RESET)) & 0x07) != 0) {
266 		snd_printdd("[0x%lx] check 1 failed - 0x%x\n", gus->gf1.port, d);
267 		return -ENODEV;
268 	}
269 	udelay(160);
270 	snd_gf1_i_write8(gus, SNDRV_GF1_GB_RESET, 1);	/* release reset */
271 	udelay(160);
272 	if (((d = snd_gf1_i_look8(gus, SNDRV_GF1_GB_RESET)) & 0x07) != 1) {
273 		snd_printdd("[0x%lx] check 2 failed - 0x%x\n", gus->gf1.port, d);
274 		return -ENODEV;
275 	}
276 	spin_lock_irqsave(&gus->reg_lock, flags);
277 	rev1 = snd_gf1_look8(gus, SNDRV_GF1_GB_VERSION_NUMBER);
278 	snd_gf1_write8(gus, SNDRV_GF1_GB_VERSION_NUMBER, ~rev1);
279 	rev2 = snd_gf1_look8(gus, SNDRV_GF1_GB_VERSION_NUMBER);
280 	snd_gf1_write8(gus, SNDRV_GF1_GB_VERSION_NUMBER, rev1);
281 	spin_unlock_irqrestore(&gus->reg_lock, flags);
282 	snd_printdd("[0x%lx] InterWave check - rev1=0x%x, rev2=0x%x\n", gus->gf1.port, rev1, rev2);
283 	if ((rev1 & 0xf0) == (rev2 & 0xf0) &&
284 	    (rev1 & 0x0f) != (rev2 & 0x0f)) {
285 		snd_printdd("[0x%lx] InterWave check - passed\n", gus->gf1.port);
286 		gus->interwave = 1;
287 		strcpy(gus->card->shortname, "AMD InterWave");
288 		gus->revision = rev1 >> 4;
289 #ifndef SNDRV_STB
290 		return 0;	/* ok.. We have an InterWave board */
291 #else
292 		return snd_interwave_detect_stb(iwcard, gus, dev, rbus);
293 #endif
294 	}
295 	snd_printdd("[0x%lx] InterWave check - failed\n", gus->gf1.port);
296 	return -ENODEV;
297 }
298 
299 static irqreturn_t snd_interwave_interrupt(int irq, void *dev_id)
300 {
301 	struct snd_interwave *iwcard = dev_id;
302 	int loop, max = 5;
303 	int handled = 0;
304 
305 	do {
306 		loop = 0;
307 		if (inb(iwcard->gus_status_reg)) {
308 			handled = 1;
309 			snd_gus_interrupt(irq, iwcard->gus);
310 			loop++;
311 		}
312 		if (inb(iwcard->pcm_status_reg) & 0x01) {	/* IRQ bit is set? */
313 			handled = 1;
314 			snd_wss_interrupt(irq, iwcard->wss);
315 			loop++;
316 		}
317 	} while (loop && --max > 0);
318 	return IRQ_RETVAL(handled);
319 }
320 
321 static void snd_interwave_reset(struct snd_gus_card *gus)
322 {
323 	snd_gf1_write8(gus, SNDRV_GF1_GB_RESET, 0x00);
324 	udelay(160);
325 	snd_gf1_write8(gus, SNDRV_GF1_GB_RESET, 0x01);
326 	udelay(160);
327 }
328 
329 static void snd_interwave_bank_sizes(struct snd_gus_card *gus, int *sizes)
330 {
331 	unsigned int idx;
332 	unsigned int local;
333 	unsigned char d;
334 
335 	for (idx = 0; idx < 4; idx++) {
336 		sizes[idx] = 0;
337 		d = 0x55;
338 		for (local = idx << 22;
339 		     local < (idx << 22) + 0x400000;
340 		     local += 0x40000, d++) {
341 			snd_gf1_poke(gus, local, d);
342 			snd_gf1_poke(gus, local + 1, d + 1);
343 #if 0
344 			printk(KERN_DEBUG "d = 0x%x, local = 0x%x, "
345 			       "local + 1 = 0x%x, idx << 22 = 0x%x\n",
346 			       d,
347 			       snd_gf1_peek(gus, local),
348 			       snd_gf1_peek(gus, local + 1),
349 			       snd_gf1_peek(gus, idx << 22));
350 #endif
351 			if (snd_gf1_peek(gus, local) != d ||
352 			    snd_gf1_peek(gus, local + 1) != d + 1 ||
353 			    snd_gf1_peek(gus, idx << 22) != 0x55)
354 				break;
355 			sizes[idx]++;
356 		}
357 	}
358 #if 0
359 	printk(KERN_DEBUG "sizes: %i %i %i %i\n",
360 	       sizes[0], sizes[1], sizes[2], sizes[3]);
361 #endif
362 }
363 
364 struct rom_hdr {
365 	/* 000 */ unsigned char iwave[8];
366 	/* 008 */ unsigned char rom_hdr_revision;
367 	/* 009 */ unsigned char series_number;
368 	/* 010 */ unsigned char series_name[16];
369 	/* 026 */ unsigned char date[10];
370 	/* 036 */ unsigned short vendor_revision_major;
371 	/* 038 */ unsigned short vendor_revision_minor;
372 	/* 040 */ unsigned int rom_size;
373 	/* 044 */ unsigned char copyright[128];
374 	/* 172 */ unsigned char vendor_name[64];
375 	/* 236 */ unsigned char rom_description[128];
376 	/* 364 */ unsigned char pad[147];
377 	/* 511 */ unsigned char csum;
378 };
379 
380 static void snd_interwave_detect_memory(struct snd_gus_card *gus)
381 {
382 	static unsigned int lmc[13] =
383 	{
384 		0x00000001, 0x00000101, 0x01010101, 0x00000401,
385 		0x04040401, 0x00040101, 0x04040101, 0x00000004,
386 		0x00000404, 0x04040404, 0x00000010, 0x00001010,
387 		0x10101010
388 	};
389 
390 	int bank_pos, pages;
391 	unsigned int i, lmct;
392 	int psizes[4];
393 	unsigned char iwave[8];
394 	unsigned char csum;
395 
396 	snd_interwave_reset(gus);
397 	snd_gf1_write8(gus, SNDRV_GF1_GB_GLOBAL_MODE, snd_gf1_read8(gus, SNDRV_GF1_GB_GLOBAL_MODE) | 0x01);		/* enhanced mode */
398 	snd_gf1_write8(gus, SNDRV_GF1_GB_MEMORY_CONTROL, 0x01);	/* DRAM I/O cycles selected */
399 	snd_gf1_write16(gus, SNDRV_GF1_GW_MEMORY_CONFIG, (snd_gf1_look16(gus, SNDRV_GF1_GW_MEMORY_CONFIG) & 0xff10) | 0x004c);
400 	/* ok.. simple test of memory size */
401 	pages = 0;
402 	snd_gf1_poke(gus, 0, 0x55);
403 	snd_gf1_poke(gus, 1, 0xaa);
404 #if 1
405 	if (snd_gf1_peek(gus, 0) == 0x55 && snd_gf1_peek(gus, 1) == 0xaa)
406 #else
407 	if (0)			/* ok.. for testing of 0k RAM */
408 #endif
409 	{
410 		snd_interwave_bank_sizes(gus, psizes);
411 		lmct = (psizes[3] << 24) | (psizes[2] << 16) |
412 		    (psizes[1] << 8) | psizes[0];
413 #if 0
414 		printk(KERN_DEBUG "lmct = 0x%08x\n", lmct);
415 #endif
416 		for (i = 0; i < ARRAY_SIZE(lmc); i++)
417 			if (lmct == lmc[i]) {
418 #if 0
419 				printk(KERN_DEBUG "found !!! %i\n", i);
420 #endif
421 				snd_gf1_write16(gus, SNDRV_GF1_GW_MEMORY_CONFIG, (snd_gf1_look16(gus, SNDRV_GF1_GW_MEMORY_CONFIG) & 0xfff0) | i);
422 				snd_interwave_bank_sizes(gus, psizes);
423 				break;
424 			}
425 		if (i >= ARRAY_SIZE(lmc) && !gus->gf1.enh_mode)
426 			 snd_gf1_write16(gus, SNDRV_GF1_GW_MEMORY_CONFIG, (snd_gf1_look16(gus, SNDRV_GF1_GW_MEMORY_CONFIG) & 0xfff0) | 2);
427 		for (i = 0; i < 4; i++) {
428 			gus->gf1.mem_alloc.banks_8[i].address =
429 			    gus->gf1.mem_alloc.banks_16[i].address = i << 22;
430 			gus->gf1.mem_alloc.banks_8[i].size =
431 			    gus->gf1.mem_alloc.banks_16[i].size = psizes[i] << 18;
432 			pages += psizes[i];
433 		}
434 	}
435 	pages <<= 18;
436 	gus->gf1.memory = pages;
437 
438 	snd_gf1_write8(gus, SNDRV_GF1_GB_MEMORY_CONTROL, 0x03);	/* select ROM */
439 	snd_gf1_write16(gus, SNDRV_GF1_GW_MEMORY_CONFIG, (snd_gf1_look16(gus, SNDRV_GF1_GW_MEMORY_CONFIG) & 0xff1f) | (4 << 5));
440 	gus->gf1.rom_banks = 0;
441 	gus->gf1.rom_memory = 0;
442 	for (bank_pos = 0; bank_pos < 16L * 1024L * 1024L; bank_pos += 4L * 1024L * 1024L) {
443 		for (i = 0; i < 8; ++i)
444 			iwave[i] = snd_gf1_peek(gus, bank_pos + i);
445 #ifdef CONFIG_SND_DEBUG_ROM
446 		printk(KERN_DEBUG "ROM at 0x%06x = %*phC\n", bank_pos,
447 				  8, iwave);
448 #endif
449 		if (strncmp(iwave, "INTRWAVE", 8))
450 			continue;	/* first check */
451 		csum = 0;
452 		for (i = 0; i < sizeof(struct rom_hdr); i++)
453 			csum += snd_gf1_peek(gus, bank_pos + i);
454 #ifdef CONFIG_SND_DEBUG_ROM
455 		printk(KERN_DEBUG "ROM checksum = 0x%x (computed)\n", csum);
456 #endif
457 		if (csum != 0)
458 			continue;	/* not valid rom */
459 		gus->gf1.rom_banks++;
460 		gus->gf1.rom_present |= 1 << (bank_pos >> 22);
461 		gus->gf1.rom_memory = snd_gf1_peek(gus, bank_pos + 40) |
462 				     (snd_gf1_peek(gus, bank_pos + 41) << 8) |
463 				     (snd_gf1_peek(gus, bank_pos + 42) << 16) |
464 				     (snd_gf1_peek(gus, bank_pos + 43) << 24);
465 	}
466 #if 0
467 	if (gus->gf1.rom_memory > 0) {
468 		if (gus->gf1.rom_banks == 1 && gus->gf1.rom_present == 8)
469 			gus->card->type = SNDRV_CARD_TYPE_IW_DYNASONIC;
470 	}
471 #endif
472 	snd_gf1_write8(gus, SNDRV_GF1_GB_MEMORY_CONTROL, 0x00);	/* select RAM */
473 
474 	if (!gus->gf1.enh_mode)
475 		snd_interwave_reset(gus);
476 }
477 
478 static void snd_interwave_init(int dev, struct snd_gus_card *gus)
479 {
480 	unsigned long flags;
481 
482 	/* ok.. some InterWave specific initialization */
483 	spin_lock_irqsave(&gus->reg_lock, flags);
484 	snd_gf1_write8(gus, SNDRV_GF1_GB_SOUND_BLASTER_CONTROL, 0x00);
485 	snd_gf1_write8(gus, SNDRV_GF1_GB_COMPATIBILITY, 0x1f);
486 	snd_gf1_write8(gus, SNDRV_GF1_GB_DECODE_CONTROL, 0x49);
487 	snd_gf1_write8(gus, SNDRV_GF1_GB_VERSION_NUMBER, 0x11);
488 	snd_gf1_write8(gus, SNDRV_GF1_GB_MPU401_CONTROL_A, 0x00);
489 	snd_gf1_write8(gus, SNDRV_GF1_GB_MPU401_CONTROL_B, 0x30);
490 	snd_gf1_write8(gus, SNDRV_GF1_GB_EMULATION_IRQ, 0x00);
491 	spin_unlock_irqrestore(&gus->reg_lock, flags);
492 	gus->equal_irq = 1;
493 	gus->codec_flag = 1;
494 	gus->interwave = 1;
495 	gus->max_flag = 1;
496 	gus->joystick_dac = joystick_dac[dev];
497 
498 }
499 
500 static struct snd_kcontrol_new snd_interwave_controls[] = {
501 WSS_DOUBLE("Master Playback Switch", 0,
502 		CS4231_LINE_LEFT_OUTPUT, CS4231_LINE_RIGHT_OUTPUT, 7, 7, 1, 1),
503 WSS_DOUBLE("Master Playback Volume", 0,
504 		CS4231_LINE_LEFT_OUTPUT, CS4231_LINE_RIGHT_OUTPUT, 0, 0, 31, 1),
505 WSS_DOUBLE("Mic Playback Switch", 0,
506 		CS4231_LEFT_MIC_INPUT, CS4231_RIGHT_MIC_INPUT, 7, 7, 1, 1),
507 WSS_DOUBLE("Mic Playback Volume", 0,
508 		CS4231_LEFT_MIC_INPUT, CS4231_RIGHT_MIC_INPUT, 0, 0, 31, 1)
509 };
510 
511 static int snd_interwave_mixer(struct snd_wss *chip)
512 {
513 	struct snd_card *card = chip->card;
514 	struct snd_ctl_elem_id id1, id2;
515 	unsigned int idx;
516 	int err;
517 
518 	memset(&id1, 0, sizeof(id1));
519 	memset(&id2, 0, sizeof(id2));
520 	id1.iface = id2.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
521 #if 0
522 	/* remove mono microphone controls */
523 	strcpy(id1.name, "Mic Playback Switch");
524 	if ((err = snd_ctl_remove_id(card, &id1)) < 0)
525 		return err;
526 	strcpy(id1.name, "Mic Playback Volume");
527 	if ((err = snd_ctl_remove_id(card, &id1)) < 0)
528 		return err;
529 #endif
530 	/* add new master and mic controls */
531 	for (idx = 0; idx < ARRAY_SIZE(snd_interwave_controls); idx++)
532 		if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_interwave_controls[idx], chip))) < 0)
533 			return err;
534 	snd_wss_out(chip, CS4231_LINE_LEFT_OUTPUT, 0x9f);
535 	snd_wss_out(chip, CS4231_LINE_RIGHT_OUTPUT, 0x9f);
536 	snd_wss_out(chip, CS4231_LEFT_MIC_INPUT, 0x9f);
537 	snd_wss_out(chip, CS4231_RIGHT_MIC_INPUT, 0x9f);
538 	/* reassign AUXA to SYNTHESIZER */
539 	strcpy(id1.name, "Aux Playback Switch");
540 	strcpy(id2.name, "Synth Playback Switch");
541 	if ((err = snd_ctl_rename_id(card, &id1, &id2)) < 0)
542 		return err;
543 	strcpy(id1.name, "Aux Playback Volume");
544 	strcpy(id2.name, "Synth Playback Volume");
545 	if ((err = snd_ctl_rename_id(card, &id1, &id2)) < 0)
546 		return err;
547 	/* reassign AUXB to CD */
548 	strcpy(id1.name, "Aux Playback Switch"); id1.index = 1;
549 	strcpy(id2.name, "CD Playback Switch");
550 	if ((err = snd_ctl_rename_id(card, &id1, &id2)) < 0)
551 		return err;
552 	strcpy(id1.name, "Aux Playback Volume");
553 	strcpy(id2.name, "CD Playback Volume");
554 	if ((err = snd_ctl_rename_id(card, &id1, &id2)) < 0)
555 		return err;
556 	return 0;
557 }
558 
559 #ifdef CONFIG_PNP
560 
561 static int snd_interwave_pnp(int dev, struct snd_interwave *iwcard,
562 			     struct pnp_card_link *card,
563 			     const struct pnp_card_device_id *id)
564 {
565 	struct pnp_dev *pdev;
566 	int err;
567 
568 	iwcard->dev = pnp_request_card_device(card, id->devs[0].id, NULL);
569 	if (iwcard->dev == NULL)
570 		return -EBUSY;
571 
572 #ifdef SNDRV_STB
573 	iwcard->devtc = pnp_request_card_device(card, id->devs[1].id, NULL);
574 	if (iwcard->devtc == NULL)
575 		return -EBUSY;
576 #endif
577 	/* Synth & Codec initialization */
578 	pdev = iwcard->dev;
579 
580 	err = pnp_activate_dev(pdev);
581 	if (err < 0) {
582 		snd_printk(KERN_ERR "InterWave PnP configure failure (out of resources?)\n");
583 		return err;
584 	}
585 	if (pnp_port_start(pdev, 0) + 0x100 != pnp_port_start(pdev, 1) ||
586 	    pnp_port_start(pdev, 0) + 0x10c != pnp_port_start(pdev, 2)) {
587 		snd_printk(KERN_ERR "PnP configure failure (wrong ports)\n");
588 		return -ENOENT;
589 	}
590 	port[dev] = pnp_port_start(pdev, 0);
591 	dma1[dev] = pnp_dma(pdev, 0);
592 	if (dma2[dev] >= 0)
593 		dma2[dev] = pnp_dma(pdev, 1);
594 	irq[dev] = pnp_irq(pdev, 0);
595 	snd_printdd("isapnp IW: sb port=0x%llx, gf1 port=0x%llx, codec port=0x%llx\n",
596 			(unsigned long long)pnp_port_start(pdev, 0),
597 			(unsigned long long)pnp_port_start(pdev, 1),
598 			(unsigned long long)pnp_port_start(pdev, 2));
599 	snd_printdd("isapnp IW: dma1=%i, dma2=%i, irq=%i\n", dma1[dev], dma2[dev], irq[dev]);
600 #ifdef SNDRV_STB
601 	/* Tone Control initialization */
602 	pdev = iwcard->devtc;
603 
604 	err = pnp_activate_dev(pdev);
605 	if (err < 0) {
606 		snd_printk(KERN_ERR "InterWave ToneControl PnP configure failure (out of resources?)\n");
607 		return err;
608 	}
609 	port_tc[dev] = pnp_port_start(pdev, 0);
610 	snd_printdd("isapnp IW: tone control port=0x%lx\n", port_tc[dev]);
611 #endif
612 	return 0;
613 }
614 #endif /* CONFIG_PNP */
615 
616 static void snd_interwave_free(struct snd_card *card)
617 {
618 	struct snd_interwave *iwcard = card->private_data;
619 
620 	if (iwcard == NULL)
621 		return;
622 #ifdef SNDRV_STB
623 	release_and_free_resource(iwcard->i2c_res);
624 #endif
625 	if (iwcard->irq >= 0)
626 		free_irq(iwcard->irq, (void *)iwcard);
627 }
628 
629 static int snd_interwave_card_new(int dev, struct snd_card **cardp)
630 {
631 	struct snd_card *card;
632 	struct snd_interwave *iwcard;
633 	int err;
634 
635 	err = snd_card_create(index[dev], id[dev], THIS_MODULE,
636 			      sizeof(struct snd_interwave), &card);
637 	if (err < 0)
638 		return err;
639 	iwcard = card->private_data;
640 	iwcard->card = card;
641 	iwcard->irq = -1;
642 	card->private_free = snd_interwave_free;
643 	*cardp = card;
644 	return 0;
645 }
646 
647 static int snd_interwave_probe(struct snd_card *card, int dev)
648 {
649 	int xirq, xdma1, xdma2;
650 	struct snd_interwave *iwcard = card->private_data;
651 	struct snd_wss *wss;
652 	struct snd_gus_card *gus;
653 #ifdef SNDRV_STB
654 	struct snd_i2c_bus *i2c_bus;
655 #endif
656 	struct snd_pcm *pcm;
657 	char *str;
658 	int err;
659 
660 	xirq = irq[dev];
661 	xdma1 = dma1[dev];
662 	xdma2 = dma2[dev];
663 
664 	if ((err = snd_gus_create(card,
665 				  port[dev],
666 				  -xirq, xdma1, xdma2,
667 				  0, 32,
668 				  pcm_channels[dev], effect[dev], &gus)) < 0)
669 		return err;
670 
671 	if ((err = snd_interwave_detect(iwcard, gus, dev
672 #ifdef SNDRV_STB
673             , &i2c_bus
674 #endif
675 	    )) < 0)
676 		return err;
677 
678 	iwcard->gus_status_reg = gus->gf1.reg_irqstat;
679 	iwcard->pcm_status_reg = gus->gf1.port + 0x10c + 2;
680 
681 	snd_interwave_init(dev, gus);
682 	snd_interwave_detect_memory(gus);
683 	if ((err = snd_gus_initialize(gus)) < 0)
684 		return err;
685 
686 	if (request_irq(xirq, snd_interwave_interrupt, 0,
687 			"InterWave", iwcard)) {
688 		snd_printk(KERN_ERR PFX "unable to grab IRQ %d\n", xirq);
689 		return -EBUSY;
690 	}
691 	iwcard->irq = xirq;
692 
693 	err = snd_wss_create(card,
694 			     gus->gf1.port + 0x10c, -1, xirq,
695 			     xdma2 < 0 ? xdma1 : xdma2, xdma1,
696 			     WSS_HW_INTERWAVE,
697 			     WSS_HWSHARE_IRQ |
698 			     WSS_HWSHARE_DMA1 |
699 			     WSS_HWSHARE_DMA2,
700 			     &wss);
701 	if (err < 0)
702 		return err;
703 
704 	err = snd_wss_pcm(wss, 0, &pcm);
705 	if (err < 0)
706 		return err;
707 
708 	sprintf(pcm->name + strlen(pcm->name), " rev %c", gus->revision + 'A');
709 	strcat(pcm->name, " (codec)");
710 
711 	err = snd_wss_timer(wss, 2, NULL);
712 	if (err < 0)
713 		return err;
714 
715 	err = snd_wss_mixer(wss);
716 	if (err < 0)
717 		return err;
718 
719 	if (pcm_channels[dev] > 0) {
720 		err = snd_gf1_pcm_new(gus, 1, 1, NULL);
721 		if (err < 0)
722 			return err;
723 	}
724 	err = snd_interwave_mixer(wss);
725 	if (err < 0)
726 		return err;
727 
728 #ifdef SNDRV_STB
729 	{
730 		struct snd_ctl_elem_id id1, id2;
731 		memset(&id1, 0, sizeof(id1));
732 		memset(&id2, 0, sizeof(id2));
733 		id1.iface = id2.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
734 		strcpy(id1.name, "Master Playback Switch");
735 		strcpy(id2.name, id1.name);
736 		id2.index = 1;
737 		if ((err = snd_ctl_rename_id(card, &id1, &id2)) < 0)
738 			return err;
739 		strcpy(id1.name, "Master Playback Volume");
740 		strcpy(id2.name, id1.name);
741 		if ((err = snd_ctl_rename_id(card, &id1, &id2)) < 0)
742 			return err;
743 		if ((err = snd_tea6330t_update_mixer(card, i2c_bus, 0, 1)) < 0)
744 			return err;
745 	}
746 #endif
747 
748 	gus->uart_enable = midi[dev];
749 	if ((err = snd_gf1_rawmidi_new(gus, 0, NULL)) < 0)
750 		return err;
751 
752 #ifndef SNDRV_STB
753 	str = "AMD InterWave";
754 	if (gus->gf1.rom_banks == 1 && gus->gf1.rom_present == 8)
755 		str = "Dynasonic 3-D";
756 #else
757 	str = "InterWave STB";
758 #endif
759 	strcpy(card->driver, str);
760 	strcpy(card->shortname, str);
761 	sprintf(card->longname, "%s at 0x%lx, irq %i, dma %d",
762 		str,
763 		gus->gf1.port,
764 		xirq,
765 		xdma1);
766 	if (xdma2 >= 0)
767 		sprintf(card->longname + strlen(card->longname), "&%d", xdma2);
768 
769 	err = snd_card_register(card);
770 	if (err < 0)
771 		return err;
772 
773 	iwcard->wss = wss;
774 	iwcard->gus = gus;
775 	return 0;
776 }
777 
778 static int snd_interwave_isa_probe1(int dev, struct device *devptr)
779 {
780 	struct snd_card *card;
781 	int err;
782 
783 	err = snd_interwave_card_new(dev, &card);
784 	if (err < 0)
785 		return err;
786 
787 	snd_card_set_dev(card, devptr);
788 	if ((err = snd_interwave_probe(card, dev)) < 0) {
789 		snd_card_free(card);
790 		return err;
791 	}
792 	dev_set_drvdata(devptr, card);
793 	return 0;
794 }
795 
796 static int snd_interwave_isa_match(struct device *pdev,
797 				   unsigned int dev)
798 {
799 	if (!enable[dev])
800 		return 0;
801 #ifdef CONFIG_PNP
802 	if (isapnp[dev])
803 		return 0;
804 #endif
805 	return 1;
806 }
807 
808 static int snd_interwave_isa_probe(struct device *pdev,
809 				   unsigned int dev)
810 {
811 	int err;
812 	static int possible_irqs[] = {5, 11, 12, 9, 7, 15, 3, -1};
813 	static int possible_dmas[] = {0, 1, 3, 5, 6, 7, -1};
814 
815 	if (irq[dev] == SNDRV_AUTO_IRQ) {
816 		if ((irq[dev] = snd_legacy_find_free_irq(possible_irqs)) < 0) {
817 			snd_printk(KERN_ERR PFX "unable to find a free IRQ\n");
818 			return -EBUSY;
819 		}
820 	}
821 	if (dma1[dev] == SNDRV_AUTO_DMA) {
822 		if ((dma1[dev] = snd_legacy_find_free_dma(possible_dmas)) < 0) {
823 			snd_printk(KERN_ERR PFX "unable to find a free DMA1\n");
824 			return -EBUSY;
825 		}
826 	}
827 	if (dma2[dev] == SNDRV_AUTO_DMA) {
828 		if ((dma2[dev] = snd_legacy_find_free_dma(possible_dmas)) < 0) {
829 			snd_printk(KERN_ERR PFX "unable to find a free DMA2\n");
830 			return -EBUSY;
831 		}
832 	}
833 
834 	if (port[dev] != SNDRV_AUTO_PORT)
835 		return snd_interwave_isa_probe1(dev, pdev);
836 	else {
837 		static long possible_ports[] = {0x210, 0x220, 0x230, 0x240, 0x250, 0x260};
838 		int i;
839 		for (i = 0; i < ARRAY_SIZE(possible_ports); i++) {
840 			port[dev] = possible_ports[i];
841 			err = snd_interwave_isa_probe1(dev, pdev);
842 			if (! err)
843 				return 0;
844 		}
845 		return err;
846 	}
847 }
848 
849 static int snd_interwave_isa_remove(struct device *devptr, unsigned int dev)
850 {
851 	snd_card_free(dev_get_drvdata(devptr));
852 	dev_set_drvdata(devptr, NULL);
853 	return 0;
854 }
855 
856 static struct isa_driver snd_interwave_driver = {
857 	.match		= snd_interwave_isa_match,
858 	.probe		= snd_interwave_isa_probe,
859 	.remove		= snd_interwave_isa_remove,
860 	/* FIXME: suspend,resume */
861 	.driver		= {
862 		.name	= INTERWAVE_DRIVER
863 	},
864 };
865 
866 #ifdef CONFIG_PNP
867 static int snd_interwave_pnp_detect(struct pnp_card_link *pcard,
868 				    const struct pnp_card_device_id *pid)
869 {
870 	static int dev;
871 	struct snd_card *card;
872 	int res;
873 
874 	for ( ; dev < SNDRV_CARDS; dev++) {
875 		if (enable[dev] && isapnp[dev])
876 			break;
877 	}
878 	if (dev >= SNDRV_CARDS)
879 		return -ENODEV;
880 
881 	res = snd_interwave_card_new(dev, &card);
882 	if (res < 0)
883 		return res;
884 
885 	if ((res = snd_interwave_pnp(dev, card->private_data, pcard, pid)) < 0) {
886 		snd_card_free(card);
887 		return res;
888 	}
889 	snd_card_set_dev(card, &pcard->card->dev);
890 	if ((res = snd_interwave_probe(card, dev)) < 0) {
891 		snd_card_free(card);
892 		return res;
893 	}
894 	pnp_set_card_drvdata(pcard, card);
895 	dev++;
896 	return 0;
897 }
898 
899 static void snd_interwave_pnp_remove(struct pnp_card_link *pcard)
900 {
901 	snd_card_free(pnp_get_card_drvdata(pcard));
902 	pnp_set_card_drvdata(pcard, NULL);
903 }
904 
905 static struct pnp_card_driver interwave_pnpc_driver = {
906 	.flags = PNP_DRIVER_RES_DISABLE,
907 	.name = INTERWAVE_PNP_DRIVER,
908 	.id_table = snd_interwave_pnpids,
909 	.probe = snd_interwave_pnp_detect,
910 	.remove = snd_interwave_pnp_remove,
911 	/* FIXME: suspend,resume */
912 };
913 
914 #endif /* CONFIG_PNP */
915 
916 static int __init alsa_card_interwave_init(void)
917 {
918 	int err;
919 
920 	err = isa_register_driver(&snd_interwave_driver, SNDRV_CARDS);
921 #ifdef CONFIG_PNP
922 	if (!err)
923 		isa_registered = 1;
924 
925 	err = pnp_register_card_driver(&interwave_pnpc_driver);
926 	if (!err)
927 		pnp_registered = 1;
928 
929 	if (isa_registered)
930 		err = 0;
931 #endif
932 	return err;
933 }
934 
935 static void __exit alsa_card_interwave_exit(void)
936 {
937 #ifdef CONFIG_PNP
938 	if (pnp_registered)
939 		pnp_unregister_card_driver(&interwave_pnpc_driver);
940 	if (isa_registered)
941 #endif
942 		isa_unregister_driver(&snd_interwave_driver);
943 }
944 
945 module_init(alsa_card_interwave_init)
946 module_exit(alsa_card_interwave_exit)
947