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