xref: /linux/sound/isa/gus/interwave.c (revision 05a54fa773284d1a7923cdfdd8f0c8dabb98bd26)
1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /*
3  *  Driver for AMD InterWave soundcard
4  *  Copyright (c) by Jaroslav Kysela <perex@perex.cz>
5  *
6  *   1999/07/22		Erik Inge Bolso <knan@mo.himolde.no>
7  *			* mixer group handlers
8  */
9 
10 #include <linux/init.h>
11 #include <linux/err.h>
12 #include <linux/isa.h>
13 #include <linux/delay.h>
14 #include <linux/pnp.h>
15 #include <linux/module.h>
16 #include <asm/dma.h>
17 #include <sound/core.h>
18 #include <sound/gus.h>
19 #include <sound/wss.h>
20 #ifdef SNDRV_STB
21 #include <sound/tea6330t.h>
22 #endif
23 #define SNDRV_LEGACY_FIND_FREE_IRQ
24 #define SNDRV_LEGACY_FIND_FREE_DMA
25 #include <sound/initval.h>
26 
27 MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>");
28 MODULE_LICENSE("GPL");
29 #ifndef SNDRV_STB
30 MODULE_DESCRIPTION("AMD InterWave");
31 #else
32 MODULE_DESCRIPTION("AMD InterWave STB with TEA6330T");
33 #endif
34 
35 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;	/* Index 0-MAX */
36 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;	/* ID for this card */
37 static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_ISAPNP; /* Enable this card */
38 #ifdef CONFIG_PNP
39 static bool isapnp[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 1};
40 #endif
41 static long port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;	/* 0x210,0x220,0x230,0x240,0x250,0x260 */
42 #ifdef SNDRV_STB
43 static long port_tc[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;	/* 0x350,0x360,0x370,0x380 */
44 #endif
45 static int irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ;	/* 2,3,5,9,11,12,15 */
46 static int dma1[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;	/* 0,1,3,5,6,7 */
47 static int dma2[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;	/* 0,1,3,5,6,7 */
48 static int joystick_dac[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 29};
49 				/* 0 to 31, (0.59V-4.52V or 0.389V-2.98V) */
50 static int midi[SNDRV_CARDS];
51 static int pcm_channels[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 2};
52 static int effect[SNDRV_CARDS];
53 
54 #ifdef SNDRV_STB
55 #define INTERWAVE_DRIVER	"snd_interwave_stb"
56 #define INTERWAVE_PNP_DRIVER	"interwave-stb"
57 #else
58 #define INTERWAVE_DRIVER	"snd_interwave"
59 #define INTERWAVE_PNP_DRIVER	"interwave"
60 #endif
61 
62 module_param_array(index, int, NULL, 0444);
63 MODULE_PARM_DESC(index, "Index value for InterWave soundcard.");
64 module_param_array(id, charp, NULL, 0444);
65 MODULE_PARM_DESC(id, "ID string for InterWave soundcard.");
66 module_param_array(enable, bool, NULL, 0444);
67 MODULE_PARM_DESC(enable, "Enable InterWave soundcard.");
68 #ifdef CONFIG_PNP
69 module_param_array(isapnp, bool, NULL, 0444);
70 MODULE_PARM_DESC(isapnp, "ISA PnP detection for specified soundcard.");
71 #endif
72 module_param_hw_array(port, long, ioport, NULL, 0444);
73 MODULE_PARM_DESC(port, "Port # for InterWave driver.");
74 #ifdef SNDRV_STB
75 module_param_hw_array(port_tc, long, ioport, NULL, 0444);
76 MODULE_PARM_DESC(port_tc, "Tone control (TEA6330T - i2c bus) port # for InterWave driver.");
77 #endif
78 module_param_hw_array(irq, int, irq, NULL, 0444);
79 MODULE_PARM_DESC(irq, "IRQ # for InterWave driver.");
80 module_param_hw_array(dma1, int, dma, NULL, 0444);
81 MODULE_PARM_DESC(dma1, "DMA1 # for InterWave driver.");
82 module_param_hw_array(dma2, int, dma, NULL, 0444);
83 MODULE_PARM_DESC(dma2, "DMA2 # for InterWave driver.");
84 module_param_array(joystick_dac, int, NULL, 0444);
85 MODULE_PARM_DESC(joystick_dac, "Joystick DAC level 0.59V-4.52V or 0.389V-2.98V for InterWave driver.");
86 module_param_array(midi, int, NULL, 0444);
87 MODULE_PARM_DESC(midi, "MIDI UART enable for InterWave driver.");
88 module_param_array(pcm_channels, int, NULL, 0444);
89 MODULE_PARM_DESC(pcm_channels, "Reserved PCM channels for InterWave driver.");
90 module_param_array(effect, int, NULL, 0444);
91 MODULE_PARM_DESC(effect, "Effects enable for InterWave driver.");
92 
93 struct snd_interwave {
94 	int irq;
95 	struct snd_card *card;
96 	struct snd_gus_card *gus;
97 	struct snd_wss *wss;
98 #ifdef SNDRV_STB
99 	struct resource *i2c_res;
100 #endif
101 	unsigned short gus_status_reg;
102 	unsigned short pcm_status_reg;
103 #ifdef CONFIG_PNP
104 	struct pnp_dev *dev;
105 #ifdef SNDRV_STB
106 	struct pnp_dev *devtc;
107 #endif
108 #endif
109 };
110 
111 
112 #ifdef CONFIG_PNP
113 static int isa_registered;
114 static int pnp_registered;
115 
116 static const struct pnp_card_device_id snd_interwave_pnpids[] = {
117 #ifndef SNDRV_STB
118 	/* Gravis UltraSound Plug & Play */
119 	{ .id = "GRV0001", .devs = { { .id = "GRV0000" } } },
120 	/* STB SoundRage32 */
121 	{ .id = "STB011a", .devs = { { .id = "STB0010" } } },
122 	/* MED3210 */
123 	{ .id = "DXP3201", .devs = { { .id = "DXP0010" } } },
124 	/* Dynasonic Pro */
125 	/* This device also have CDC1117:DynaSonix Pro Audio Effects Processor */
126 	{ .id = "CDC1111", .devs = { { .id = "CDC1112" } } },
127 	/* Panasonic PCA761AW Audio Card */
128 	{ .id = "ADV55ff", .devs = { { .id = "ADV0010" } } },
129 	/* InterWave STB without TEA6330T */
130 	{ .id = "ADV550a", .devs = { { .id = "ADV0010" } } },
131 #else
132 	/* InterWave STB with TEA6330T */
133 	{ .id = "ADV550a", .devs = { { .id = "ADV0010" }, { .id = "ADV0015" } } },
134 #endif
135 	{ .id = "" }
136 };
137 
138 MODULE_DEVICE_TABLE(pnp_card, snd_interwave_pnpids);
139 
140 #endif /* CONFIG_PNP */
141 
142 
143 #ifdef SNDRV_STB
144 static void snd_interwave_i2c_setlines(struct snd_i2c_bus *bus, int ctrl, int data)
145 {
146 	unsigned long port = bus->private_value;
147 
148 #if 0
149 	dev_dbg(bus->card->dev, "i2c_setlines - 0x%lx <- %i,%i\n", port, ctrl, data);
150 #endif
151 	outb((data << 1) | ctrl, port);
152 	udelay(10);
153 }
154 
155 static int snd_interwave_i2c_getclockline(struct snd_i2c_bus *bus)
156 {
157 	unsigned long port = bus->private_value;
158 	unsigned char res;
159 
160 	res = inb(port) & 1;
161 #if 0
162 	dev_dbg(bus->card->dev, "i2c_getclockline - 0x%lx -> %i\n", port, res);
163 #endif
164 	return res;
165 }
166 
167 static int snd_interwave_i2c_getdataline(struct snd_i2c_bus *bus, int ack)
168 {
169 	unsigned long port = bus->private_value;
170 	unsigned char res;
171 
172 	if (ack)
173 		udelay(10);
174 	res = (inb(port) & 2) >> 1;
175 #if 0
176 	dev_dbg(bus->card->dev, "i2c_getdataline - 0x%lx -> %i\n", port, res);
177 #endif
178 	return res;
179 }
180 
181 static struct snd_i2c_bit_ops snd_interwave_i2c_bit_ops = {
182 	.setlines = snd_interwave_i2c_setlines,
183 	.getclock = snd_interwave_i2c_getclockline,
184 	.getdata  = snd_interwave_i2c_getdataline,
185 };
186 
187 static int snd_interwave_detect_stb(struct snd_interwave *iwcard,
188 				    struct snd_gus_card *gus, int dev,
189 				    struct snd_i2c_bus **rbus)
190 {
191 	unsigned long port;
192 	struct snd_i2c_bus *bus;
193 	struct snd_card *card = iwcard->card;
194 	char name[32];
195 	int err;
196 
197 	*rbus = NULL;
198 	port = port_tc[dev];
199 	if (port == SNDRV_AUTO_PORT) {
200 		port = 0x350;
201 		if (gus->gf1.port == 0x250) {
202 			port = 0x360;
203 		}
204 		while (port <= 0x380) {
205 			iwcard->i2c_res = devm_request_region(card->dev, port, 1,
206 							      "InterWave (I2C bus)");
207 			if (iwcard->i2c_res)
208 				break;
209 			port += 0x10;
210 		}
211 	} else {
212 		iwcard->i2c_res = devm_request_region(card->dev, port, 1,
213 						      "InterWave (I2C bus)");
214 	}
215 	if (iwcard->i2c_res == NULL) {
216 		dev_err(card->dev, "interwave: can't grab i2c bus port\n");
217 		return -ENODEV;
218 	}
219 
220 	sprintf(name, "InterWave-%i", card->number);
221 	err = snd_i2c_bus_create(card, name, NULL, &bus);
222 	if (err < 0)
223 		return err;
224 	bus->private_value = port;
225 	bus->hw_ops.bit = &snd_interwave_i2c_bit_ops;
226 	err = snd_tea6330t_detect(bus, 0);
227 	if (err < 0)
228 		return err;
229 	*rbus = bus;
230 	return 0;
231 }
232 #endif
233 
234 static int snd_interwave_detect(struct snd_interwave *iwcard,
235 				struct snd_gus_card *gus,
236 				int dev
237 #ifdef SNDRV_STB
238 				, struct snd_i2c_bus **rbus
239 #endif
240 				          )
241 {
242 	unsigned char rev1, rev2;
243 	int d;
244 
245 	snd_gf1_i_write8(gus, SNDRV_GF1_GB_RESET, 0);	/* reset GF1 */
246 	d = snd_gf1_i_look8(gus, SNDRV_GF1_GB_RESET);
247 	if ((d & 0x07) != 0) {
248 		dev_dbg(gus->card->dev, "[0x%lx] check 1 failed - 0x%x\n", gus->gf1.port, d);
249 		return -ENODEV;
250 	}
251 	udelay(160);
252 	snd_gf1_i_write8(gus, SNDRV_GF1_GB_RESET, 1);	/* release reset */
253 	udelay(160);
254 	d = snd_gf1_i_look8(gus, SNDRV_GF1_GB_RESET);
255 	if ((d & 0x07) != 1) {
256 		dev_dbg(gus->card->dev, "[0x%lx] check 2 failed - 0x%x\n", gus->gf1.port, d);
257 		return -ENODEV;
258 	}
259 	scoped_guard(spinlock_irqsave, &gus->reg_lock) {
260 		rev1 = snd_gf1_look8(gus, SNDRV_GF1_GB_VERSION_NUMBER);
261 		snd_gf1_write8(gus, SNDRV_GF1_GB_VERSION_NUMBER, ~rev1);
262 		rev2 = snd_gf1_look8(gus, SNDRV_GF1_GB_VERSION_NUMBER);
263 		snd_gf1_write8(gus, SNDRV_GF1_GB_VERSION_NUMBER, rev1);
264 	}
265 	dev_dbg(gus->card->dev,
266 		"[0x%lx] InterWave check - rev1=0x%x, rev2=0x%x\n",
267 		gus->gf1.port, rev1, rev2);
268 	if ((rev1 & 0xf0) == (rev2 & 0xf0) &&
269 	    (rev1 & 0x0f) != (rev2 & 0x0f)) {
270 		dev_dbg(gus->card->dev,
271 			"[0x%lx] InterWave check - passed\n", gus->gf1.port);
272 		gus->interwave = 1;
273 		strscpy(gus->card->shortname, "AMD InterWave");
274 		gus->revision = rev1 >> 4;
275 #ifndef SNDRV_STB
276 		return 0;	/* ok.. We have an InterWave board */
277 #else
278 		return snd_interwave_detect_stb(iwcard, gus, dev, rbus);
279 #endif
280 	}
281 	dev_dbg(gus->card->dev, "[0x%lx] InterWave check - failed\n", gus->gf1.port);
282 	return -ENODEV;
283 }
284 
285 static irqreturn_t snd_interwave_interrupt(int irq, void *dev_id)
286 {
287 	struct snd_interwave *iwcard = dev_id;
288 	int loop, max = 5;
289 	int handled = 0;
290 
291 	do {
292 		loop = 0;
293 		if (inb(iwcard->gus_status_reg)) {
294 			handled = 1;
295 			snd_gus_interrupt(irq, iwcard->gus);
296 			loop++;
297 		}
298 		if (inb(iwcard->pcm_status_reg) & 0x01) {	/* IRQ bit is set? */
299 			handled = 1;
300 			snd_wss_interrupt(irq, iwcard->wss);
301 			loop++;
302 		}
303 	} while (loop && --max > 0);
304 	return IRQ_RETVAL(handled);
305 }
306 
307 static void snd_interwave_reset(struct snd_gus_card *gus)
308 {
309 	snd_gf1_write8(gus, SNDRV_GF1_GB_RESET, 0x00);
310 	udelay(160);
311 	snd_gf1_write8(gus, SNDRV_GF1_GB_RESET, 0x01);
312 	udelay(160);
313 }
314 
315 static void snd_interwave_bank_sizes(struct snd_gus_card *gus, int *sizes)
316 {
317 	unsigned int idx;
318 	unsigned int local;
319 	unsigned char d;
320 
321 	for (idx = 0; idx < 4; idx++) {
322 		sizes[idx] = 0;
323 		d = 0x55;
324 		for (local = idx << 22;
325 		     local < (idx << 22) + 0x400000;
326 		     local += 0x40000, d++) {
327 			snd_gf1_poke(gus, local, d);
328 			snd_gf1_poke(gus, local + 1, d + 1);
329 #if 0
330 			dev_dbg(gus->card->dev, "d = 0x%x, local = 0x%x, "
331 			       "local + 1 = 0x%x, idx << 22 = 0x%x\n",
332 			       d,
333 			       snd_gf1_peek(gus, local),
334 			       snd_gf1_peek(gus, local + 1),
335 			       snd_gf1_peek(gus, idx << 22));
336 #endif
337 			if (snd_gf1_peek(gus, local) != d ||
338 			    snd_gf1_peek(gus, local + 1) != d + 1 ||
339 			    snd_gf1_peek(gus, idx << 22) != 0x55)
340 				break;
341 			sizes[idx]++;
342 		}
343 	}
344 #if 0
345 	dev_dbg(gus->card->dev, "sizes: %i %i %i %i\n",
346 	       sizes[0], sizes[1], sizes[2], sizes[3]);
347 #endif
348 }
349 
350 struct rom_hdr {
351 	/* 000 */ unsigned char iwave[8];
352 	/* 008 */ unsigned char rom_hdr_revision;
353 	/* 009 */ unsigned char series_number;
354 	/* 010 */ unsigned char series_name[16];
355 	/* 026 */ unsigned char date[10];
356 	/* 036 */ unsigned short vendor_revision_major;
357 	/* 038 */ unsigned short vendor_revision_minor;
358 	/* 040 */ unsigned int rom_size;
359 	/* 044 */ unsigned char copyright[128];
360 	/* 172 */ unsigned char vendor_name[64];
361 	/* 236 */ unsigned char rom_description[128];
362 	/* 364 */ unsigned char pad[147];
363 	/* 511 */ unsigned char csum;
364 };
365 
366 static void snd_interwave_detect_memory(struct snd_gus_card *gus)
367 {
368 	static const unsigned int lmc[13] =
369 	{
370 		0x00000001, 0x00000101, 0x01010101, 0x00000401,
371 		0x04040401, 0x00040101, 0x04040101, 0x00000004,
372 		0x00000404, 0x04040404, 0x00000010, 0x00001010,
373 		0x10101010
374 	};
375 
376 	int bank_pos, pages;
377 	unsigned int i, lmct;
378 	int psizes[4];
379 	unsigned char iwave[8];
380 	unsigned char csum;
381 
382 	snd_interwave_reset(gus);
383 	snd_gf1_write8(gus, SNDRV_GF1_GB_GLOBAL_MODE, snd_gf1_read8(gus, SNDRV_GF1_GB_GLOBAL_MODE) | 0x01);		/* enhanced mode */
384 	snd_gf1_write8(gus, SNDRV_GF1_GB_MEMORY_CONTROL, 0x01);	/* DRAM I/O cycles selected */
385 	snd_gf1_write16(gus, SNDRV_GF1_GW_MEMORY_CONFIG, (snd_gf1_look16(gus, SNDRV_GF1_GW_MEMORY_CONFIG) & 0xff10) | 0x004c);
386 	/* ok.. simple test of memory size */
387 	pages = 0;
388 	snd_gf1_poke(gus, 0, 0x55);
389 	snd_gf1_poke(gus, 1, 0xaa);
390 #if 1
391 	if (snd_gf1_peek(gus, 0) == 0x55 && snd_gf1_peek(gus, 1) == 0xaa)
392 #else
393 	if (0)			/* ok.. for testing of 0k RAM */
394 #endif
395 	{
396 		snd_interwave_bank_sizes(gus, psizes);
397 		lmct = (psizes[3] << 24) | (psizes[2] << 16) |
398 		    (psizes[1] << 8) | psizes[0];
399 #if 0
400 		dev_dbg(gus->card->dev, "lmct = 0x%08x\n", lmct);
401 #endif
402 		for (i = 0; i < ARRAY_SIZE(lmc); i++)
403 			if (lmct == lmc[i]) {
404 #if 0
405 				dev_dbg(gus->card->dev, "found !!! %i\n", i);
406 #endif
407 				snd_gf1_write16(gus, SNDRV_GF1_GW_MEMORY_CONFIG, (snd_gf1_look16(gus, SNDRV_GF1_GW_MEMORY_CONFIG) & 0xfff0) | i);
408 				snd_interwave_bank_sizes(gus, psizes);
409 				break;
410 			}
411 		if (i >= ARRAY_SIZE(lmc) && !gus->gf1.enh_mode)
412 			 snd_gf1_write16(gus, SNDRV_GF1_GW_MEMORY_CONFIG, (snd_gf1_look16(gus, SNDRV_GF1_GW_MEMORY_CONFIG) & 0xfff0) | 2);
413 		for (i = 0; i < 4; i++) {
414 			gus->gf1.mem_alloc.banks_8[i].address =
415 			    gus->gf1.mem_alloc.banks_16[i].address = i << 22;
416 			gus->gf1.mem_alloc.banks_8[i].size =
417 			    gus->gf1.mem_alloc.banks_16[i].size = psizes[i] << 18;
418 			pages += psizes[i];
419 		}
420 	}
421 	pages <<= 18;
422 	gus->gf1.memory = pages;
423 
424 	snd_gf1_write8(gus, SNDRV_GF1_GB_MEMORY_CONTROL, 0x03);	/* select ROM */
425 	snd_gf1_write16(gus, SNDRV_GF1_GW_MEMORY_CONFIG, (snd_gf1_look16(gus, SNDRV_GF1_GW_MEMORY_CONFIG) & 0xff1f) | (4 << 5));
426 	gus->gf1.rom_banks = 0;
427 	gus->gf1.rom_memory = 0;
428 	for (bank_pos = 0; bank_pos < 16L * 1024L * 1024L; bank_pos += 4L * 1024L * 1024L) {
429 		for (i = 0; i < 8; ++i)
430 			iwave[i] = snd_gf1_peek(gus, bank_pos + i);
431 		if (strncmp(iwave, "INTRWAVE", 8))
432 			continue;	/* first check */
433 		csum = 0;
434 		for (i = 0; i < sizeof(struct rom_hdr); i++)
435 			csum += snd_gf1_peek(gus, bank_pos + i);
436 		if (csum != 0)
437 			continue;	/* not valid rom */
438 		gus->gf1.rom_banks++;
439 		gus->gf1.rom_present |= 1 << (bank_pos >> 22);
440 		gus->gf1.rom_memory = snd_gf1_peek(gus, bank_pos + 40) |
441 				     (snd_gf1_peek(gus, bank_pos + 41) << 8) |
442 				     (snd_gf1_peek(gus, bank_pos + 42) << 16) |
443 				     (snd_gf1_peek(gus, bank_pos + 43) << 24);
444 	}
445 #if 0
446 	if (gus->gf1.rom_memory > 0) {
447 		if (gus->gf1.rom_banks == 1 && gus->gf1.rom_present == 8)
448 			gus->card->type = SNDRV_CARD_TYPE_IW_DYNASONIC;
449 	}
450 #endif
451 	snd_gf1_write8(gus, SNDRV_GF1_GB_MEMORY_CONTROL, 0x00);	/* select RAM */
452 
453 	if (!gus->gf1.enh_mode)
454 		snd_interwave_reset(gus);
455 }
456 
457 static void snd_interwave_init(int dev, struct snd_gus_card *gus)
458 {
459 	/* ok.. some InterWave specific initialization */
460 	scoped_guard(spinlock_irqsave, &gus->reg_lock) {
461 		snd_gf1_write8(gus, SNDRV_GF1_GB_SOUND_BLASTER_CONTROL, 0x00);
462 		snd_gf1_write8(gus, SNDRV_GF1_GB_COMPATIBILITY, 0x1f);
463 		snd_gf1_write8(gus, SNDRV_GF1_GB_DECODE_CONTROL, 0x49);
464 		snd_gf1_write8(gus, SNDRV_GF1_GB_VERSION_NUMBER, 0x11);
465 		snd_gf1_write8(gus, SNDRV_GF1_GB_MPU401_CONTROL_A, 0x00);
466 		snd_gf1_write8(gus, SNDRV_GF1_GB_MPU401_CONTROL_B, 0x30);
467 		snd_gf1_write8(gus, SNDRV_GF1_GB_EMULATION_IRQ, 0x00);
468 	}
469 	gus->equal_irq = 1;
470 	gus->codec_flag = 1;
471 	gus->interwave = 1;
472 	gus->max_flag = 1;
473 	gus->joystick_dac = joystick_dac[dev];
474 
475 }
476 
477 static const struct snd_kcontrol_new snd_interwave_controls[] = {
478 WSS_DOUBLE("Master Playback Switch", 0,
479 		CS4231_LINE_LEFT_OUTPUT, CS4231_LINE_RIGHT_OUTPUT, 7, 7, 1, 1),
480 WSS_DOUBLE("Master Playback Volume", 0,
481 		CS4231_LINE_LEFT_OUTPUT, CS4231_LINE_RIGHT_OUTPUT, 0, 0, 31, 1),
482 WSS_DOUBLE("Mic Playback Switch", 0,
483 		CS4231_LEFT_MIC_INPUT, CS4231_RIGHT_MIC_INPUT, 7, 7, 1, 1),
484 WSS_DOUBLE("Mic Playback Volume", 0,
485 		CS4231_LEFT_MIC_INPUT, CS4231_RIGHT_MIC_INPUT, 0, 0, 31, 1)
486 };
487 
488 static int snd_interwave_mixer(struct snd_wss *chip)
489 {
490 	struct snd_card *card = chip->card;
491 	struct snd_ctl_elem_id id1, id2;
492 	unsigned int idx;
493 	int err;
494 
495 	memset(&id1, 0, sizeof(id1));
496 	memset(&id2, 0, sizeof(id2));
497 	id1.iface = id2.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
498 #if 0
499 	/* remove mono microphone controls */
500 	strscpy(id1.name, "Mic Playback Switch");
501 	err = snd_ctl_remove_id(card, &id1);
502 	if (err < 0)
503 		return err;
504 	strscpy(id1.name, "Mic Playback Volume");
505 	err = snd_ctl_remove_id(card, &id1);
506 	if (err < 0)
507 		return err;
508 #endif
509 	/* add new master and mic controls */
510 	for (idx = 0; idx < ARRAY_SIZE(snd_interwave_controls); idx++) {
511 		err = snd_ctl_add(card, snd_ctl_new1(&snd_interwave_controls[idx], chip));
512 		if (err < 0)
513 			return err;
514 	}
515 	snd_wss_out(chip, CS4231_LINE_LEFT_OUTPUT, 0x9f);
516 	snd_wss_out(chip, CS4231_LINE_RIGHT_OUTPUT, 0x9f);
517 	snd_wss_out(chip, CS4231_LEFT_MIC_INPUT, 0x9f);
518 	snd_wss_out(chip, CS4231_RIGHT_MIC_INPUT, 0x9f);
519 	/* reassign AUXA to SYNTHESIZER */
520 	strscpy(id1.name, "Aux Playback Switch");
521 	strscpy(id2.name, "Synth Playback Switch");
522 	err = snd_ctl_rename_id(card, &id1, &id2);
523 	if (err < 0)
524 		return err;
525 	strscpy(id1.name, "Aux Playback Volume");
526 	strscpy(id2.name, "Synth Playback Volume");
527 	err = snd_ctl_rename_id(card, &id1, &id2);
528 	if (err < 0)
529 		return err;
530 	/* reassign AUXB to CD */
531 	strscpy(id1.name, "Aux Playback Switch"); id1.index = 1;
532 	strscpy(id2.name, "CD Playback Switch");
533 	err = snd_ctl_rename_id(card, &id1, &id2);
534 	if (err < 0)
535 		return err;
536 	strscpy(id1.name, "Aux Playback Volume");
537 	strscpy(id2.name, "CD Playback Volume");
538 	err = snd_ctl_rename_id(card, &id1, &id2);
539 	if (err < 0)
540 		return err;
541 	return 0;
542 }
543 
544 #ifdef CONFIG_PNP
545 
546 static int snd_interwave_pnp(int dev, struct snd_interwave *iwcard,
547 			     struct pnp_card_link *card,
548 			     const struct pnp_card_device_id *id)
549 {
550 	struct pnp_dev *pdev;
551 	int err;
552 
553 	iwcard->dev = pnp_request_card_device(card, id->devs[0].id, NULL);
554 	if (iwcard->dev == NULL)
555 		return -EBUSY;
556 
557 #ifdef SNDRV_STB
558 	iwcard->devtc = pnp_request_card_device(card, id->devs[1].id, NULL);
559 	if (iwcard->devtc == NULL)
560 		return -EBUSY;
561 #endif
562 	/* Synth & Codec initialization */
563 	pdev = iwcard->dev;
564 
565 	err = pnp_activate_dev(pdev);
566 	if (err < 0) {
567 		dev_err(&pdev->dev, "InterWave PnP configure failure (out of resources?)\n");
568 		return err;
569 	}
570 	if (pnp_port_start(pdev, 0) + 0x100 != pnp_port_start(pdev, 1) ||
571 	    pnp_port_start(pdev, 0) + 0x10c != pnp_port_start(pdev, 2)) {
572 		dev_err(&pdev->dev, "PnP configure failure (wrong ports)\n");
573 		return -ENOENT;
574 	}
575 	port[dev] = pnp_port_start(pdev, 0);
576 	dma1[dev] = pnp_dma(pdev, 0);
577 	if (dma2[dev] >= 0)
578 		dma2[dev] = pnp_dma(pdev, 1);
579 	irq[dev] = pnp_irq(pdev, 0);
580 	dev_dbg(&pdev->dev,
581 		"isapnp IW: sb port=0x%llx, gf1 port=0x%llx, codec port=0x%llx\n",
582 		(unsigned long long)pnp_port_start(pdev, 0),
583 		(unsigned long long)pnp_port_start(pdev, 1),
584 		(unsigned long long)pnp_port_start(pdev, 2));
585 	dev_dbg(&pdev->dev,
586 		"isapnp IW: dma1=%i, dma2=%i, irq=%i\n",
587 		dma1[dev], dma2[dev], irq[dev]);
588 #ifdef SNDRV_STB
589 	/* Tone Control initialization */
590 	pdev = iwcard->devtc;
591 
592 	err = pnp_activate_dev(pdev);
593 	if (err < 0) {
594 		dev_err(&pdev->dev,
595 			"InterWave ToneControl PnP configure failure (out of resources?)\n");
596 		return err;
597 	}
598 	port_tc[dev] = pnp_port_start(pdev, 0);
599 	dev_dbg(&pdev->dev, "isapnp IW: tone control port=0x%lx\n", port_tc[dev]);
600 #endif
601 	return 0;
602 }
603 #endif /* CONFIG_PNP */
604 
605 static int snd_interwave_card_new(struct device *pdev, int dev,
606 				  struct snd_card **cardp)
607 {
608 	struct snd_card *card;
609 	struct snd_interwave *iwcard;
610 	int err;
611 
612 	err = snd_devm_card_new(pdev, index[dev], id[dev], THIS_MODULE,
613 				sizeof(struct snd_interwave), &card);
614 	if (err < 0)
615 		return err;
616 	iwcard = card->private_data;
617 	iwcard->card = card;
618 	iwcard->irq = -1;
619 	*cardp = card;
620 	return 0;
621 }
622 
623 static int snd_interwave_probe_gus(struct snd_card *card, int dev,
624 				   struct snd_gus_card **gusp)
625 {
626 	return snd_gus_create(card, port[dev], -irq[dev], dma1[dev], dma2[dev],
627 			      0, 32, pcm_channels[dev], effect[dev], gusp);
628 }
629 
630 static int snd_interwave_probe(struct snd_card *card, int dev,
631 			       struct snd_gus_card *gus)
632 {
633 	int xirq, xdma1, xdma2;
634 	struct snd_interwave *iwcard = card->private_data;
635 	struct snd_wss *wss;
636 #ifdef SNDRV_STB
637 	struct snd_i2c_bus *i2c_bus;
638 #endif
639 	char *str;
640 	int err;
641 
642 	xirq = irq[dev];
643 	xdma1 = dma1[dev];
644 	xdma2 = dma2[dev];
645 
646 	err = snd_interwave_detect(iwcard, gus, dev
647 #ifdef SNDRV_STB
648 				   , &i2c_bus
649 #endif
650 				   );
651 	if (err < 0)
652 		return err;
653 
654 	iwcard->gus_status_reg = gus->gf1.reg_irqstat;
655 	iwcard->pcm_status_reg = gus->gf1.port + 0x10c + 2;
656 
657 	snd_interwave_init(dev, gus);
658 	snd_interwave_detect_memory(gus);
659 	err = snd_gus_initialize(gus);
660 	if (err < 0)
661 		return err;
662 
663 	if (devm_request_irq(card->dev, xirq, snd_interwave_interrupt, 0,
664 			     "InterWave", iwcard)) {
665 		dev_err(card->dev, "unable to grab IRQ %d\n", xirq);
666 		return -EBUSY;
667 	}
668 	iwcard->irq = xirq;
669 	card->sync_irq = iwcard->irq;
670 
671 	err = snd_wss_create(card,
672 			     gus->gf1.port + 0x10c, -1, xirq,
673 			     xdma2 < 0 ? xdma1 : xdma2, xdma1,
674 			     WSS_HW_INTERWAVE,
675 			     WSS_HWSHARE_IRQ |
676 			     WSS_HWSHARE_DMA1 |
677 			     WSS_HWSHARE_DMA2,
678 			     &wss);
679 	if (err < 0)
680 		return err;
681 
682 	err = snd_wss_pcm(wss, 0);
683 	if (err < 0)
684 		return err;
685 
686 	sprintf(wss->pcm->name + strlen(wss->pcm->name), " rev %c",
687 		gus->revision + 'A');
688 	strcat(wss->pcm->name, " (codec)");
689 
690 	err = snd_wss_timer(wss, 2);
691 	if (err < 0)
692 		return err;
693 
694 	err = snd_wss_mixer(wss);
695 	if (err < 0)
696 		return err;
697 
698 	if (pcm_channels[dev] > 0) {
699 		err = snd_gf1_pcm_new(gus, 1, 1);
700 		if (err < 0)
701 			return err;
702 	}
703 	err = snd_interwave_mixer(wss);
704 	if (err < 0)
705 		return err;
706 
707 #ifdef SNDRV_STB
708 	{
709 		struct snd_ctl_elem_id id1, id2;
710 		memset(&id1, 0, sizeof(id1));
711 		memset(&id2, 0, sizeof(id2));
712 		id1.iface = id2.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
713 		strscpy(id1.name, "Master Playback Switch");
714 		strscpy(id2.name, id1.name);
715 		id2.index = 1;
716 		err = snd_ctl_rename_id(card, &id1, &id2);
717 		if (err < 0)
718 			return err;
719 		strscpy(id1.name, "Master Playback Volume");
720 		strscpy(id2.name, id1.name);
721 		err = snd_ctl_rename_id(card, &id1, &id2);
722 		if (err < 0)
723 			return err;
724 		err = snd_tea6330t_update_mixer(card, i2c_bus, 0, 1);
725 		if (err < 0)
726 			return err;
727 	}
728 #endif
729 
730 	gus->uart_enable = midi[dev];
731 	err = snd_gf1_rawmidi_new(gus, 0);
732 	if (err < 0)
733 		return err;
734 
735 #ifndef SNDRV_STB
736 	str = "AMD InterWave";
737 	if (gus->gf1.rom_banks == 1 && gus->gf1.rom_present == 8)
738 		str = "Dynasonic 3-D";
739 #else
740 	str = "InterWave STB";
741 #endif
742 	strscpy(card->driver, str);
743 	strscpy(card->shortname, str);
744 	sprintf(card->longname, "%s at 0x%lx, irq %i, dma %d",
745 		str,
746 		gus->gf1.port,
747 		xirq,
748 		xdma1);
749 	if (xdma2 >= 0)
750 		sprintf(card->longname + strlen(card->longname), "&%d", xdma2);
751 
752 	err = snd_card_register(card);
753 	if (err < 0)
754 		return err;
755 
756 	iwcard->wss = wss;
757 	iwcard->gus = gus;
758 	return 0;
759 }
760 
761 static int snd_interwave_isa_match(struct device *pdev,
762 				   unsigned int dev)
763 {
764 	if (!enable[dev])
765 		return 0;
766 #ifdef CONFIG_PNP
767 	if (isapnp[dev])
768 		return 0;
769 #endif
770 	return 1;
771 }
772 
773 static int snd_interwave_isa_probe(struct device *pdev,
774 				   unsigned int dev)
775 {
776 	struct snd_card *card;
777 	struct snd_gus_card *gus;
778 	int err;
779 	static const int possible_irqs[] = {5, 11, 12, 9, 7, 15, 3, -1};
780 	static const int possible_dmas[] = {0, 1, 3, 5, 6, 7, -1};
781 
782 	if (irq[dev] == SNDRV_AUTO_IRQ) {
783 		irq[dev] = snd_legacy_find_free_irq(possible_irqs);
784 		if (irq[dev] < 0) {
785 			dev_err(pdev, "unable to find a free IRQ\n");
786 			return -EBUSY;
787 		}
788 	}
789 	if (dma1[dev] == SNDRV_AUTO_DMA) {
790 		dma1[dev] = snd_legacy_find_free_dma(possible_dmas);
791 		if (dma1[dev] < 0) {
792 			dev_err(pdev, "unable to find a free DMA1\n");
793 			return -EBUSY;
794 		}
795 	}
796 	if (dma2[dev] == SNDRV_AUTO_DMA) {
797 		dma2[dev] = snd_legacy_find_free_dma(possible_dmas);
798 		if (dma2[dev] < 0) {
799 			dev_err(pdev, "unable to find a free DMA2\n");
800 			return -EBUSY;
801 		}
802 	}
803 
804 	err = snd_interwave_card_new(pdev, dev, &card);
805 	if (err < 0)
806 		return err;
807 
808 	if (port[dev] != SNDRV_AUTO_PORT)
809 		err = snd_interwave_probe_gus(card, dev, &gus);
810 	else {
811 		static const long possible_ports[] = {0x210, 0x220, 0x230, 0x240, 0x250, 0x260};
812 		int i;
813 		for (i = 0; i < ARRAY_SIZE(possible_ports); i++) {
814 			port[dev] = possible_ports[i];
815 			err = snd_interwave_probe_gus(card, dev, &gus);
816 			if (! err)
817 				return 0;
818 		}
819 	}
820 	if (err < 0)
821 		return err;
822 
823 	err = snd_interwave_probe(card, dev, gus);
824 	if (err < 0)
825 		return err;
826 
827 	dev_set_drvdata(pdev, card);
828 	return 0;
829 }
830 
831 static struct isa_driver snd_interwave_driver = {
832 	.match		= snd_interwave_isa_match,
833 	.probe		= snd_interwave_isa_probe,
834 	/* FIXME: suspend,resume */
835 	.driver		= {
836 		.name	= INTERWAVE_DRIVER
837 	},
838 };
839 
840 #ifdef CONFIG_PNP
841 static int snd_interwave_pnp_detect(struct pnp_card_link *pcard,
842 				    const struct pnp_card_device_id *pid)
843 {
844 	static int dev;
845 	struct snd_card *card;
846 	struct snd_gus_card *gus;
847 	int res;
848 
849 	for ( ; dev < SNDRV_CARDS; dev++) {
850 		if (enable[dev] && isapnp[dev])
851 			break;
852 	}
853 	if (dev >= SNDRV_CARDS)
854 		return -ENODEV;
855 
856 	res = snd_interwave_card_new(&pcard->card->dev, dev, &card);
857 	if (res < 0)
858 		return res;
859 
860 	res = snd_interwave_pnp(dev, card->private_data, pcard, pid);
861 	if (res < 0)
862 		return res;
863 	res = snd_interwave_probe_gus(card, dev, &gus);
864 	if (res < 0)
865 		return res;
866 	res = snd_interwave_probe(card, dev, gus);
867 	if (res < 0)
868 		return res;
869 	pnp_set_card_drvdata(pcard, card);
870 	dev++;
871 	return 0;
872 }
873 
874 static struct pnp_card_driver interwave_pnpc_driver = {
875 	.flags = PNP_DRIVER_RES_DISABLE,
876 	.name = INTERWAVE_PNP_DRIVER,
877 	.id_table = snd_interwave_pnpids,
878 	.probe = snd_interwave_pnp_detect,
879 	/* FIXME: suspend,resume */
880 };
881 
882 #endif /* CONFIG_PNP */
883 
884 static int __init alsa_card_interwave_init(void)
885 {
886 	int err;
887 
888 	err = isa_register_driver(&snd_interwave_driver, SNDRV_CARDS);
889 #ifdef CONFIG_PNP
890 	if (!err)
891 		isa_registered = 1;
892 
893 	err = pnp_register_card_driver(&interwave_pnpc_driver);
894 	if (!err)
895 		pnp_registered = 1;
896 
897 	if (isa_registered)
898 		err = 0;
899 #endif
900 	return err;
901 }
902 
903 static void __exit alsa_card_interwave_exit(void)
904 {
905 #ifdef CONFIG_PNP
906 	if (pnp_registered)
907 		pnp_unregister_card_driver(&interwave_pnpc_driver);
908 	if (isa_registered)
909 #endif
910 		isa_unregister_driver(&snd_interwave_driver);
911 }
912 
913 module_init(alsa_card_interwave_init)
914 module_exit(alsa_card_interwave_exit)
915