Adding upstream version 5.10.209.upstream/5.10.209

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 923 insertions, 0 deletions

diff --git a/sound/isa/gus/interwave.c b/sound/isa/gus/interwave.c
new file mode 100644
index 000000000..3e9ad930d
--- /dev/null
+++ b/sound/isa/gus/interwave.c
@@ -0,0 +1,923 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ *  Driver for AMD InterWave soundcard
+ *  Copyright (c) by Jaroslav Kysela <perex@perex.cz>
+ *
+ *   1999/07/22		Erik Inge Bolso <knan@mo.himolde.no>
+ *			* mixer group handlers
+ */
+
+#include <linux/init.h>
+#include <linux/err.h>
+#include <linux/isa.h>
+#include <linux/delay.h>
+#include <linux/pnp.h>
+#include <linux/module.h>
+#include <asm/dma.h>
+#include <sound/core.h>
+#include <sound/gus.h>
+#include <sound/wss.h>
+#ifdef SNDRV_STB
+#include <sound/tea6330t.h>
+#endif
+#define SNDRV_LEGACY_FIND_FREE_IRQ
+#define SNDRV_LEGACY_FIND_FREE_DMA
+#include <sound/initval.h>
+
+MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>");
+MODULE_LICENSE("GPL");
+#ifndef SNDRV_STB
+MODULE_DESCRIPTION("AMD InterWave");
+MODULE_SUPPORTED_DEVICE("{{Gravis,UltraSound Plug & Play},"
+		"{STB,SoundRage32},"
+		"{MED,MED3210},"
+		"{Dynasonix,Dynasonix Pro},"
+		"{Panasonic,PCA761AW}}");
+#else
+MODULE_DESCRIPTION("AMD InterWave STB with TEA6330T");
+MODULE_SUPPORTED_DEVICE("{{AMD,InterWave STB with TEA6330T}}");
+#endif
+
+static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;	/* Index 0-MAX */
+static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;	/* ID for this card */
+static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_ISAPNP; /* Enable this card */
+#ifdef CONFIG_PNP
+static bool isapnp[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 1};
+#endif
+static long port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;	/* 0x210,0x220,0x230,0x240,0x250,0x260 */
+#ifdef SNDRV_STB
+static long port_tc[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;	/* 0x350,0x360,0x370,0x380 */
+#endif
+static int irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ;	/* 2,3,5,9,11,12,15 */
+static int dma1[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;	/* 0,1,3,5,6,7 */
+static int dma2[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;	/* 0,1,3,5,6,7 */
+static int joystick_dac[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 29};
+				/* 0 to 31, (0.59V-4.52V or 0.389V-2.98V) */
+static int midi[SNDRV_CARDS];
+static int pcm_channels[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 2};
+static int effect[SNDRV_CARDS];
+
+#ifdef SNDRV_STB
+#define PFX "interwave-stb: "
+#define INTERWAVE_DRIVER	"snd_interwave_stb"
+#define INTERWAVE_PNP_DRIVER	"interwave-stb"
+#else
+#define PFX "interwave: "
+#define INTERWAVE_DRIVER	"snd_interwave"
+#define INTERWAVE_PNP_DRIVER	"interwave"
+#endif
+
+module_param_array(index, int, NULL, 0444);
+MODULE_PARM_DESC(index, "Index value for InterWave soundcard.");
+module_param_array(id, charp, NULL, 0444);
+MODULE_PARM_DESC(id, "ID string for InterWave soundcard.");
+module_param_array(enable, bool, NULL, 0444);
+MODULE_PARM_DESC(enable, "Enable InterWave soundcard.");
+#ifdef CONFIG_PNP
+module_param_array(isapnp, bool, NULL, 0444);
+MODULE_PARM_DESC(isapnp, "ISA PnP detection for specified soundcard.");
+#endif
+module_param_hw_array(port, long, ioport, NULL, 0444);
+MODULE_PARM_DESC(port, "Port # for InterWave driver.");
+#ifdef SNDRV_STB
+module_param_hw_array(port_tc, long, ioport, NULL, 0444);
+MODULE_PARM_DESC(port_tc, "Tone control (TEA6330T - i2c bus) port # for InterWave driver.");
+#endif
+module_param_hw_array(irq, int, irq, NULL, 0444);
+MODULE_PARM_DESC(irq, "IRQ # for InterWave driver.");
+module_param_hw_array(dma1, int, dma, NULL, 0444);
+MODULE_PARM_DESC(dma1, "DMA1 # for InterWave driver.");
+module_param_hw_array(dma2, int, dma, NULL, 0444);
+MODULE_PARM_DESC(dma2, "DMA2 # for InterWave driver.");
+module_param_array(joystick_dac, int, NULL, 0444);
+MODULE_PARM_DESC(joystick_dac, "Joystick DAC level 0.59V-4.52V or 0.389V-2.98V for InterWave driver.");
+module_param_array(midi, int, NULL, 0444);
+MODULE_PARM_DESC(midi, "MIDI UART enable for InterWave driver.");
+module_param_array(pcm_channels, int, NULL, 0444);
+MODULE_PARM_DESC(pcm_channels, "Reserved PCM channels for InterWave driver.");
+module_param_array(effect, int, NULL, 0444);
+MODULE_PARM_DESC(effect, "Effects enable for InterWave driver.");
+
+struct snd_interwave {
+	int irq;
+	struct snd_card *card;
+	struct snd_gus_card *gus;
+	struct snd_wss *wss;
+#ifdef SNDRV_STB
+	struct resource *i2c_res;
+#endif
+	unsigned short gus_status_reg;
+	unsigned short pcm_status_reg;
+#ifdef CONFIG_PNP
+	struct pnp_dev *dev;
+#ifdef SNDRV_STB
+	struct pnp_dev *devtc;
+#endif
+#endif
+};
+
+
+#ifdef CONFIG_PNP
+static int isa_registered;
+static int pnp_registered;
+
+static const struct pnp_card_device_id snd_interwave_pnpids[] = {
+#ifndef SNDRV_STB
+	/* Gravis UltraSound Plug & Play */
+	{ .id = "GRV0001", .devs = { { .id = "GRV0000" } } },
+	/* STB SoundRage32 */
+	{ .id = "STB011a", .devs = { { .id = "STB0010" } } },
+	/* MED3210 */
+	{ .id = "DXP3201", .devs = { { .id = "DXP0010" } } },
+	/* Dynasonic Pro */
+	/* This device also have CDC1117:DynaSonix Pro Audio Effects Processor */
+	{ .id = "CDC1111", .devs = { { .id = "CDC1112" } } },
+	/* Panasonic PCA761AW Audio Card */
+	{ .id = "ADV55ff", .devs = { { .id = "ADV0010" } } },
+	/* InterWave STB without TEA6330T */
+	{ .id = "ADV550a", .devs = { { .id = "ADV0010" } } },
+#else
+	/* InterWave STB with TEA6330T */
+	{ .id = "ADV550a", .devs = { { .id = "ADV0010" }, { .id = "ADV0015" } } },
+#endif
+	{ .id = "" }
+};
+
+MODULE_DEVICE_TABLE(pnp_card, snd_interwave_pnpids);
+
+#endif /* CONFIG_PNP */
+
+
+#ifdef SNDRV_STB
+static void snd_interwave_i2c_setlines(struct snd_i2c_bus *bus, int ctrl, int data)
+{
+	unsigned long port = bus->private_value;
+
+#if 0
+	printk(KERN_DEBUG "i2c_setlines - 0x%lx <- %i,%i\n", port, ctrl, data);
+#endif
+	outb((data << 1) | ctrl, port);
+	udelay(10);
+}
+
+static int snd_interwave_i2c_getclockline(struct snd_i2c_bus *bus)
+{
+	unsigned long port = bus->private_value;
+	unsigned char res;
+
+	res = inb(port) & 1;
+#if 0
+	printk(KERN_DEBUG "i2c_getclockline - 0x%lx -> %i\n", port, res);
+#endif
+	return res;
+}
+
+static int snd_interwave_i2c_getdataline(struct snd_i2c_bus *bus, int ack)
+{
+	unsigned long port = bus->private_value;
+	unsigned char res;
+
+	if (ack)
+		udelay(10);
+	res = (inb(port) & 2) >> 1;
+#if 0
+	printk(KERN_DEBUG "i2c_getdataline - 0x%lx -> %i\n", port, res);
+#endif
+	return res;
+}
+
+static struct snd_i2c_bit_ops snd_interwave_i2c_bit_ops = {
+	.setlines = snd_interwave_i2c_setlines,
+	.getclock = snd_interwave_i2c_getclockline,
+	.getdata  = snd_interwave_i2c_getdataline,
+};
+
+static int snd_interwave_detect_stb(struct snd_interwave *iwcard,
+				    struct snd_gus_card *gus, int dev,
+				    struct snd_i2c_bus **rbus)
+{
+	unsigned long port;
+	struct snd_i2c_bus *bus;
+	struct snd_card *card = iwcard->card;
+	char name[32];
+	int err;
+
+	*rbus = NULL;
+	port = port_tc[dev];
+	if (port == SNDRV_AUTO_PORT) {
+		port = 0x350;
+		if (gus->gf1.port == 0x250) {
+			port = 0x360;
+		}
+		while (port <= 0x380) {
+			if ((iwcard->i2c_res = request_region(port, 1, "InterWave (I2C bus)")) != NULL)
+				break;
+			port += 0x10;
+		}
+	} else {
+		iwcard->i2c_res = request_region(port, 1, "InterWave (I2C bus)");
+	}
+	if (iwcard->i2c_res == NULL) {
+		snd_printk(KERN_ERR "interwave: can't grab i2c bus port\n");
+		return -ENODEV;
+	}
+
+	sprintf(name, "InterWave-%i", card->number);
+	if ((err = snd_i2c_bus_create(card, name, NULL, &bus)) < 0)
+		return err;
+	bus->private_value = port;
+	bus->hw_ops.bit = &snd_interwave_i2c_bit_ops;
+	if ((err = snd_tea6330t_detect(bus, 0)) < 0)
+		return err;
+	*rbus = bus;
+	return 0;
+}
+#endif
+
+static int snd_interwave_detect(struct snd_interwave *iwcard,
+				struct snd_gus_card *gus,
+				int dev
+#ifdef SNDRV_STB
+				, struct snd_i2c_bus **rbus
+#endif
+				          )
+{
+	unsigned long flags;
+	unsigned char rev1, rev2;
+	int d;
+
+	snd_gf1_i_write8(gus, SNDRV_GF1_GB_RESET, 0);	/* reset GF1 */
+	if (((d = snd_gf1_i_look8(gus, SNDRV_GF1_GB_RESET)) & 0x07) != 0) {
+		snd_printdd("[0x%lx] check 1 failed - 0x%x\n", gus->gf1.port, d);
+		return -ENODEV;
+	}
+	udelay(160);
+	snd_gf1_i_write8(gus, SNDRV_GF1_GB_RESET, 1);	/* release reset */
+	udelay(160);
+	if (((d = snd_gf1_i_look8(gus, SNDRV_GF1_GB_RESET)) & 0x07) != 1) {
+		snd_printdd("[0x%lx] check 2 failed - 0x%x\n", gus->gf1.port, d);
+		return -ENODEV;
+	}
+	spin_lock_irqsave(&gus->reg_lock, flags);
+	rev1 = snd_gf1_look8(gus, SNDRV_GF1_GB_VERSION_NUMBER);
+	snd_gf1_write8(gus, SNDRV_GF1_GB_VERSION_NUMBER, ~rev1);
+	rev2 = snd_gf1_look8(gus, SNDRV_GF1_GB_VERSION_NUMBER);
+	snd_gf1_write8(gus, SNDRV_GF1_GB_VERSION_NUMBER, rev1);
+	spin_unlock_irqrestore(&gus->reg_lock, flags);
+	snd_printdd("[0x%lx] InterWave check - rev1=0x%x, rev2=0x%x\n", gus->gf1.port, rev1, rev2);
+	if ((rev1 & 0xf0) == (rev2 & 0xf0) &&
+	    (rev1 & 0x0f) != (rev2 & 0x0f)) {
+		snd_printdd("[0x%lx] InterWave check - passed\n", gus->gf1.port);
+		gus->interwave = 1;
+		strcpy(gus->card->shortname, "AMD InterWave");
+		gus->revision = rev1 >> 4;
+#ifndef SNDRV_STB
+		return 0;	/* ok.. We have an InterWave board */
+#else
+		return snd_interwave_detect_stb(iwcard, gus, dev, rbus);
+#endif
+	}
+	snd_printdd("[0x%lx] InterWave check - failed\n", gus->gf1.port);
+	return -ENODEV;
+}
+
+static irqreturn_t snd_interwave_interrupt(int irq, void *dev_id)
+{
+	struct snd_interwave *iwcard = dev_id;
+	int loop, max = 5;
+	int handled = 0;
+
+	do {
+		loop = 0;
+		if (inb(iwcard->gus_status_reg)) {
+			handled = 1;
+			snd_gus_interrupt(irq, iwcard->gus);
+			loop++;
+		}
+		if (inb(iwcard->pcm_status_reg) & 0x01) {	/* IRQ bit is set? */
+			handled = 1;
+			snd_wss_interrupt(irq, iwcard->wss);
+			loop++;
+		}
+	} while (loop && --max > 0);
+	return IRQ_RETVAL(handled);
+}
+
+static void snd_interwave_reset(struct snd_gus_card *gus)
+{
+	snd_gf1_write8(gus, SNDRV_GF1_GB_RESET, 0x00);
+	udelay(160);
+	snd_gf1_write8(gus, SNDRV_GF1_GB_RESET, 0x01);
+	udelay(160);
+}
+
+static void snd_interwave_bank_sizes(struct snd_gus_card *gus, int *sizes)
+{
+	unsigned int idx;
+	unsigned int local;
+	unsigned char d;
+
+	for (idx = 0; idx < 4; idx++) {
+		sizes[idx] = 0;
+		d = 0x55;
+		for (local = idx << 22;
+		     local < (idx << 22) + 0x400000;
+		     local += 0x40000, d++) {
+			snd_gf1_poke(gus, local, d);
+			snd_gf1_poke(gus, local + 1, d + 1);
+#if 0
+			printk(KERN_DEBUG "d = 0x%x, local = 0x%x, "
+			       "local + 1 = 0x%x, idx << 22 = 0x%x\n",
+			       d,
+			       snd_gf1_peek(gus, local),
+			       snd_gf1_peek(gus, local + 1),
+			       snd_gf1_peek(gus, idx << 22));
+#endif
+			if (snd_gf1_peek(gus, local) != d ||
+			    snd_gf1_peek(gus, local + 1) != d + 1 ||
+			    snd_gf1_peek(gus, idx << 22) != 0x55)
+				break;
+			sizes[idx]++;
+		}
+	}
+#if 0
+	printk(KERN_DEBUG "sizes: %i %i %i %i\n",
+	       sizes[0], sizes[1], sizes[2], sizes[3]);
+#endif
+}
+
+struct rom_hdr {
+	/* 000 */ unsigned char iwave[8];
+	/* 008 */ unsigned char rom_hdr_revision;
+	/* 009 */ unsigned char series_number;
+	/* 010 */ unsigned char series_name[16];
+	/* 026 */ unsigned char date[10];
+	/* 036 */ unsigned short vendor_revision_major;
+	/* 038 */ unsigned short vendor_revision_minor;
+	/* 040 */ unsigned int rom_size;
+	/* 044 */ unsigned char copyright[128];
+	/* 172 */ unsigned char vendor_name[64];
+	/* 236 */ unsigned char rom_description[128];
+	/* 364 */ unsigned char pad[147];
+	/* 511 */ unsigned char csum;
+};
+
+static void snd_interwave_detect_memory(struct snd_gus_card *gus)
+{
+	static const unsigned int lmc[13] =
+	{
+		0x00000001, 0x00000101, 0x01010101, 0x00000401,
+		0x04040401, 0x00040101, 0x04040101, 0x00000004,
+		0x00000404, 0x04040404, 0x00000010, 0x00001010,
+		0x10101010
+	};
+
+	int bank_pos, pages;
+	unsigned int i, lmct;
+	int psizes[4];
+	unsigned char iwave[8];
+	unsigned char csum;
+
+	snd_interwave_reset(gus);
+	snd_gf1_write8(gus, SNDRV_GF1_GB_GLOBAL_MODE, snd_gf1_read8(gus, SNDRV_GF1_GB_GLOBAL_MODE) | 0x01);		/* enhanced mode */
+	snd_gf1_write8(gus, SNDRV_GF1_GB_MEMORY_CONTROL, 0x01);	/* DRAM I/O cycles selected */
+	snd_gf1_write16(gus, SNDRV_GF1_GW_MEMORY_CONFIG, (snd_gf1_look16(gus, SNDRV_GF1_GW_MEMORY_CONFIG) & 0xff10) | 0x004c);
+	/* ok.. simple test of memory size */
+	pages = 0;
+	snd_gf1_poke(gus, 0, 0x55);
+	snd_gf1_poke(gus, 1, 0xaa);
+#if 1
+	if (snd_gf1_peek(gus, 0) == 0x55 && snd_gf1_peek(gus, 1) == 0xaa)
+#else
+	if (0)			/* ok.. for testing of 0k RAM */
+#endif
+	{
+		snd_interwave_bank_sizes(gus, psizes);
+		lmct = (psizes[3] << 24) | (psizes[2] << 16) |
+		    (psizes[1] << 8) | psizes[0];
+#if 0
+		printk(KERN_DEBUG "lmct = 0x%08x\n", lmct);
+#endif
+		for (i = 0; i < ARRAY_SIZE(lmc); i++)
+			if (lmct == lmc[i]) {
+#if 0
+				printk(KERN_DEBUG "found !!! %i\n", i);
+#endif
+				snd_gf1_write16(gus, SNDRV_GF1_GW_MEMORY_CONFIG, (snd_gf1_look16(gus, SNDRV_GF1_GW_MEMORY_CONFIG) & 0xfff0) | i);
+				snd_interwave_bank_sizes(gus, psizes);
+				break;
+			}
+		if (i >= ARRAY_SIZE(lmc) && !gus->gf1.enh_mode)
+			 snd_gf1_write16(gus, SNDRV_GF1_GW_MEMORY_CONFIG, (snd_gf1_look16(gus, SNDRV_GF1_GW_MEMORY_CONFIG) & 0xfff0) | 2);
+		for (i = 0; i < 4; i++) {
+			gus->gf1.mem_alloc.banks_8[i].address =
+			    gus->gf1.mem_alloc.banks_16[i].address = i << 22;
+			gus->gf1.mem_alloc.banks_8[i].size =
+			    gus->gf1.mem_alloc.banks_16[i].size = psizes[i] << 18;
+			pages += psizes[i];
+		}
+	}
+	pages <<= 18;
+	gus->gf1.memory = pages;
+
+	snd_gf1_write8(gus, SNDRV_GF1_GB_MEMORY_CONTROL, 0x03);	/* select ROM */
+	snd_gf1_write16(gus, SNDRV_GF1_GW_MEMORY_CONFIG, (snd_gf1_look16(gus, SNDRV_GF1_GW_MEMORY_CONFIG) & 0xff1f) | (4 << 5));
+	gus->gf1.rom_banks = 0;
+	gus->gf1.rom_memory = 0;
+	for (bank_pos = 0; bank_pos < 16L * 1024L * 1024L; bank_pos += 4L * 1024L * 1024L) {
+		for (i = 0; i < 8; ++i)
+			iwave[i] = snd_gf1_peek(gus, bank_pos + i);
+		if (strncmp(iwave, "INTRWAVE", 8))
+			continue;	/* first check */
+		csum = 0;
+		for (i = 0; i < sizeof(struct rom_hdr); i++)
+			csum += snd_gf1_peek(gus, bank_pos + i);
+		if (csum != 0)
+			continue;	/* not valid rom */
+		gus->gf1.rom_banks++;
+		gus->gf1.rom_present |= 1 << (bank_pos >> 22);
+		gus->gf1.rom_memory = snd_gf1_peek(gus, bank_pos + 40) |
+				     (snd_gf1_peek(gus, bank_pos + 41) << 8) |
+				     (snd_gf1_peek(gus, bank_pos + 42) << 16) |
+				     (snd_gf1_peek(gus, bank_pos + 43) << 24);
+	}
+#if 0
+	if (gus->gf1.rom_memory > 0) {
+		if (gus->gf1.rom_banks == 1 && gus->gf1.rom_present == 8)
+			gus->card->type = SNDRV_CARD_TYPE_IW_DYNASONIC;
+	}
+#endif
+	snd_gf1_write8(gus, SNDRV_GF1_GB_MEMORY_CONTROL, 0x00);	/* select RAM */
+
+	if (!gus->gf1.enh_mode)
+		snd_interwave_reset(gus);
+}
+
+static void snd_interwave_init(int dev, struct snd_gus_card *gus)
+{
+	unsigned long flags;
+
+	/* ok.. some InterWave specific initialization */
+	spin_lock_irqsave(&gus->reg_lock, flags);
+	snd_gf1_write8(gus, SNDRV_GF1_GB_SOUND_BLASTER_CONTROL, 0x00);
+	snd_gf1_write8(gus, SNDRV_GF1_GB_COMPATIBILITY, 0x1f);
+	snd_gf1_write8(gus, SNDRV_GF1_GB_DECODE_CONTROL, 0x49);
+	snd_gf1_write8(gus, SNDRV_GF1_GB_VERSION_NUMBER, 0x11);
+	snd_gf1_write8(gus, SNDRV_GF1_GB_MPU401_CONTROL_A, 0x00);
+	snd_gf1_write8(gus, SNDRV_GF1_GB_MPU401_CONTROL_B, 0x30);
+	snd_gf1_write8(gus, SNDRV_GF1_GB_EMULATION_IRQ, 0x00);
+	spin_unlock_irqrestore(&gus->reg_lock, flags);
+	gus->equal_irq = 1;
+	gus->codec_flag = 1;
+	gus->interwave = 1;
+	gus->max_flag = 1;
+	gus->joystick_dac = joystick_dac[dev];
+
+}
+
+static const struct snd_kcontrol_new snd_interwave_controls[] = {
+WSS_DOUBLE("Master Playback Switch", 0,
+		CS4231_LINE_LEFT_OUTPUT, CS4231_LINE_RIGHT_OUTPUT, 7, 7, 1, 1),
+WSS_DOUBLE("Master Playback Volume", 0,
+		CS4231_LINE_LEFT_OUTPUT, CS4231_LINE_RIGHT_OUTPUT, 0, 0, 31, 1),
+WSS_DOUBLE("Mic Playback Switch", 0,
+		CS4231_LEFT_MIC_INPUT, CS4231_RIGHT_MIC_INPUT, 7, 7, 1, 1),
+WSS_DOUBLE("Mic Playback Volume", 0,
+		CS4231_LEFT_MIC_INPUT, CS4231_RIGHT_MIC_INPUT, 0, 0, 31, 1)
+};
+
+static int snd_interwave_mixer(struct snd_wss *chip)
+{
+	struct snd_card *card = chip->card;
+	struct snd_ctl_elem_id id1, id2;
+	unsigned int idx;
+	int err;
+
+	memset(&id1, 0, sizeof(id1));
+	memset(&id2, 0, sizeof(id2));
+	id1.iface = id2.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
+#if 0
+	/* remove mono microphone controls */
+	strcpy(id1.name, "Mic Playback Switch");
+	if ((err = snd_ctl_remove_id(card, &id1)) < 0)
+		return err;
+	strcpy(id1.name, "Mic Playback Volume");
+	if ((err = snd_ctl_remove_id(card, &id1)) < 0)
+		return err;
+#endif
+	/* add new master and mic controls */
+	for (idx = 0; idx < ARRAY_SIZE(snd_interwave_controls); idx++)
+		if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_interwave_controls[idx], chip))) < 0)
+			return err;
+	snd_wss_out(chip, CS4231_LINE_LEFT_OUTPUT, 0x9f);
+	snd_wss_out(chip, CS4231_LINE_RIGHT_OUTPUT, 0x9f);
+	snd_wss_out(chip, CS4231_LEFT_MIC_INPUT, 0x9f);
+	snd_wss_out(chip, CS4231_RIGHT_MIC_INPUT, 0x9f);
+	/* reassign AUXA to SYNTHESIZER */
+	strcpy(id1.name, "Aux Playback Switch");
+	strcpy(id2.name, "Synth Playback Switch");
+	if ((err = snd_ctl_rename_id(card, &id1, &id2)) < 0)
+		return err;
+	strcpy(id1.name, "Aux Playback Volume");
+	strcpy(id2.name, "Synth Playback Volume");
+	if ((err = snd_ctl_rename_id(card, &id1, &id2)) < 0)
+		return err;
+	/* reassign AUXB to CD */
+	strcpy(id1.name, "Aux Playback Switch"); id1.index = 1;
+	strcpy(id2.name, "CD Playback Switch");
+	if ((err = snd_ctl_rename_id(card, &id1, &id2)) < 0)
+		return err;
+	strcpy(id1.name, "Aux Playback Volume");
+	strcpy(id2.name, "CD Playback Volume");
+	if ((err = snd_ctl_rename_id(card, &id1, &id2)) < 0)
+		return err;
+	return 0;
+}
+
+#ifdef CONFIG_PNP
+
+static int snd_interwave_pnp(int dev, struct snd_interwave *iwcard,
+			     struct pnp_card_link *card,
+			     const struct pnp_card_device_id *id)
+{
+	struct pnp_dev *pdev;
+	int err;
+
+	iwcard->dev = pnp_request_card_device(card, id->devs[0].id, NULL);
+	if (iwcard->dev == NULL)
+		return -EBUSY;
+
+#ifdef SNDRV_STB
+	iwcard->devtc = pnp_request_card_device(card, id->devs[1].id, NULL);
+	if (iwcard->devtc == NULL)
+		return -EBUSY;
+#endif
+	/* Synth & Codec initialization */
+	pdev = iwcard->dev;
+
+	err = pnp_activate_dev(pdev);
+	if (err < 0) {
+		snd_printk(KERN_ERR "InterWave PnP configure failure (out of resources?)\n");
+		return err;
+	}
+	if (pnp_port_start(pdev, 0) + 0x100 != pnp_port_start(pdev, 1) ||
+	    pnp_port_start(pdev, 0) + 0x10c != pnp_port_start(pdev, 2)) {
+		snd_printk(KERN_ERR "PnP configure failure (wrong ports)\n");
+		return -ENOENT;
+	}
+	port[dev] = pnp_port_start(pdev, 0);
+	dma1[dev] = pnp_dma(pdev, 0);
+	if (dma2[dev] >= 0)
+		dma2[dev] = pnp_dma(pdev, 1);
+	irq[dev] = pnp_irq(pdev, 0);
+	snd_printdd("isapnp IW: sb port=0x%llx, gf1 port=0x%llx, codec port=0x%llx\n",
+			(unsigned long long)pnp_port_start(pdev, 0),
+			(unsigned long long)pnp_port_start(pdev, 1),
+			(unsigned long long)pnp_port_start(pdev, 2));
+	snd_printdd("isapnp IW: dma1=%i, dma2=%i, irq=%i\n", dma1[dev], dma2[dev], irq[dev]);
+#ifdef SNDRV_STB
+	/* Tone Control initialization */
+	pdev = iwcard->devtc;
+
+	err = pnp_activate_dev(pdev);
+	if (err < 0) {
+		snd_printk(KERN_ERR "InterWave ToneControl PnP configure failure (out of resources?)\n");
+		return err;
+	}
+	port_tc[dev] = pnp_port_start(pdev, 0);
+	snd_printdd("isapnp IW: tone control port=0x%lx\n", port_tc[dev]);
+#endif
+	return 0;
+}
+#endif /* CONFIG_PNP */
+
+static void snd_interwave_free(struct snd_card *card)
+{
+	struct snd_interwave *iwcard = card->private_data;
+
+	if (iwcard == NULL)
+		return;
+#ifdef SNDRV_STB
+	release_and_free_resource(iwcard->i2c_res);
+#endif
+	if (iwcard->irq >= 0)
+		free_irq(iwcard->irq, (void *)iwcard);
+}
+
+static int snd_interwave_card_new(struct device *pdev, int dev,
+				  struct snd_card **cardp)
+{
+	struct snd_card *card;
+	struct snd_interwave *iwcard;
+	int err;
+
+	err = snd_card_new(pdev, index[dev], id[dev], THIS_MODULE,
+			   sizeof(struct snd_interwave), &card);
+	if (err < 0)
+		return err;
+	iwcard = card->private_data;
+	iwcard->card = card;
+	iwcard->irq = -1;
+	card->private_free = snd_interwave_free;
+	*cardp = card;
+	return 0;
+}
+
+static int snd_interwave_probe(struct snd_card *card, int dev)
+{
+	int xirq, xdma1, xdma2;
+	struct snd_interwave *iwcard = card->private_data;
+	struct snd_wss *wss;
+	struct snd_gus_card *gus;
+#ifdef SNDRV_STB
+	struct snd_i2c_bus *i2c_bus;
+#endif
+	char *str;
+	int err;
+
+	xirq = irq[dev];
+	xdma1 = dma1[dev];
+	xdma2 = dma2[dev];
+
+	if ((err = snd_gus_create(card,
+				  port[dev],
+				  -xirq, xdma1, xdma2,
+				  0, 32,
+				  pcm_channels[dev], effect[dev], &gus)) < 0)
+		return err;
+
+	if ((err = snd_interwave_detect(iwcard, gus, dev
+#ifdef SNDRV_STB
+            , &i2c_bus
+#endif
+	    )) < 0)
+		return err;
+
+	iwcard->gus_status_reg = gus->gf1.reg_irqstat;
+	iwcard->pcm_status_reg = gus->gf1.port + 0x10c + 2;
+
+	snd_interwave_init(dev, gus);
+	snd_interwave_detect_memory(gus);
+	if ((err = snd_gus_initialize(gus)) < 0)
+		return err;
+
+	if (request_irq(xirq, snd_interwave_interrupt, 0,
+			"InterWave", iwcard)) {
+		snd_printk(KERN_ERR PFX "unable to grab IRQ %d\n", xirq);
+		return -EBUSY;
+	}
+	iwcard->irq = xirq;
+	card->sync_irq = iwcard->irq;
+
+	err = snd_wss_create(card,
+			     gus->gf1.port + 0x10c, -1, xirq,
+			     xdma2 < 0 ? xdma1 : xdma2, xdma1,
+			     WSS_HW_INTERWAVE,
+			     WSS_HWSHARE_IRQ |
+			     WSS_HWSHARE_DMA1 |
+			     WSS_HWSHARE_DMA2,
+			     &wss);
+	if (err < 0)
+		return err;
+
+	err = snd_wss_pcm(wss, 0);
+	if (err < 0)
+		return err;
+
+	sprintf(wss->pcm->name + strlen(wss->pcm->name), " rev %c",
+		gus->revision + 'A');
+	strcat(wss->pcm->name, " (codec)");
+
+	err = snd_wss_timer(wss, 2);
+	if (err < 0)
+		return err;
+
+	err = snd_wss_mixer(wss);
+	if (err < 0)
+		return err;
+
+	if (pcm_channels[dev] > 0) {
+		err = snd_gf1_pcm_new(gus, 1, 1);
+		if (err < 0)
+			return err;
+	}
+	err = snd_interwave_mixer(wss);
+	if (err < 0)
+		return err;
+
+#ifdef SNDRV_STB
+	{
+		struct snd_ctl_elem_id id1, id2;
+		memset(&id1, 0, sizeof(id1));
+		memset(&id2, 0, sizeof(id2));
+		id1.iface = id2.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
+		strcpy(id1.name, "Master Playback Switch");
+		strcpy(id2.name, id1.name);
+		id2.index = 1;
+		if ((err = snd_ctl_rename_id(card, &id1, &id2)) < 0)
+			return err;
+		strcpy(id1.name, "Master Playback Volume");
+		strcpy(id2.name, id1.name);
+		if ((err = snd_ctl_rename_id(card, &id1, &id2)) < 0)
+			return err;
+		if ((err = snd_tea6330t_update_mixer(card, i2c_bus, 0, 1)) < 0)
+			return err;
+	}
+#endif
+
+	gus->uart_enable = midi[dev];
+	if ((err = snd_gf1_rawmidi_new(gus, 0)) < 0)
+		return err;
+
+#ifndef SNDRV_STB
+	str = "AMD InterWave";
+	if (gus->gf1.rom_banks == 1 && gus->gf1.rom_present == 8)
+		str = "Dynasonic 3-D";
+#else
+	str = "InterWave STB";
+#endif
+	strcpy(card->driver, str);
+	strcpy(card->shortname, str);
+	sprintf(card->longname, "%s at 0x%lx, irq %i, dma %d",
+		str,
+		gus->gf1.port,
+		xirq,
+		xdma1);
+	if (xdma2 >= 0)
+		sprintf(card->longname + strlen(card->longname), "&%d", xdma2);
+
+	err = snd_card_register(card);
+	if (err < 0)
+		return err;
+	
+	iwcard->wss = wss;
+	iwcard->gus = gus;
+	return 0;
+}
+
+static int snd_interwave_isa_probe1(int dev, struct device *devptr)
+{
+	struct snd_card *card;
+	int err;
+
+	err = snd_interwave_card_new(devptr, dev, &card);
+	if (err < 0)
+		return err;
+
+	if ((err = snd_interwave_probe(card, dev)) < 0) {
+		snd_card_free(card);
+		return err;
+	}
+	dev_set_drvdata(devptr, card);
+	return 0;
+}
+
+static int snd_interwave_isa_match(struct device *pdev,
+				   unsigned int dev)
+{
+	if (!enable[dev])
+		return 0;
+#ifdef CONFIG_PNP
+	if (isapnp[dev])
+		return 0;
+#endif
+	return 1;
+}
+
+static int snd_interwave_isa_probe(struct device *pdev,
+				   unsigned int dev)
+{
+	int err;
+	static const int possible_irqs[] = {5, 11, 12, 9, 7, 15, 3, -1};
+	static const int possible_dmas[] = {0, 1, 3, 5, 6, 7, -1};
+
+	if (irq[dev] == SNDRV_AUTO_IRQ) {
+		if ((irq[dev] = snd_legacy_find_free_irq(possible_irqs)) < 0) {
+			snd_printk(KERN_ERR PFX "unable to find a free IRQ\n");
+			return -EBUSY;
+		}
+	}
+	if (dma1[dev] == SNDRV_AUTO_DMA) {
+		if ((dma1[dev] = snd_legacy_find_free_dma(possible_dmas)) < 0) {
+			snd_printk(KERN_ERR PFX "unable to find a free DMA1\n");
+			return -EBUSY;
+		}
+	}
+	if (dma2[dev] == SNDRV_AUTO_DMA) {
+		if ((dma2[dev] = snd_legacy_find_free_dma(possible_dmas)) < 0) {
+			snd_printk(KERN_ERR PFX "unable to find a free DMA2\n");
+			return -EBUSY;
+		}
+	}
+
+	if (port[dev] != SNDRV_AUTO_PORT)
+		return snd_interwave_isa_probe1(dev, pdev);
+	else {
+		static const long possible_ports[] = {0x210, 0x220, 0x230, 0x240, 0x250, 0x260};
+		int i;
+		for (i = 0; i < ARRAY_SIZE(possible_ports); i++) {
+			port[dev] = possible_ports[i];
+			err = snd_interwave_isa_probe1(dev, pdev);
+			if (! err)
+				return 0;
+		}
+		return err;
+	}
+}
+
+static int snd_interwave_isa_remove(struct device *devptr, unsigned int dev)
+{
+	snd_card_free(dev_get_drvdata(devptr));
+	return 0;
+}
+
+static struct isa_driver snd_interwave_driver = {
+	.match		= snd_interwave_isa_match,
+	.probe		= snd_interwave_isa_probe,
+	.remove		= snd_interwave_isa_remove,
+	/* FIXME: suspend,resume */
+	.driver		= {
+		.name	= INTERWAVE_DRIVER
+	},
+};
+
+#ifdef CONFIG_PNP
+static int snd_interwave_pnp_detect(struct pnp_card_link *pcard,
+				    const struct pnp_card_device_id *pid)
+{
+	static int dev;
+	struct snd_card *card;
+	int res;
+
+	for ( ; dev < SNDRV_CARDS; dev++) {
+		if (enable[dev] && isapnp[dev])
+			break;
+	}
+	if (dev >= SNDRV_CARDS)
+		return -ENODEV;
+				
+	res = snd_interwave_card_new(&pcard->card->dev, dev, &card);
+	if (res < 0)
+		return res;
+
+	if ((res = snd_interwave_pnp(dev, card->private_data, pcard, pid)) < 0) {
+		snd_card_free(card);
+		return res;
+	}
+	if ((res = snd_interwave_probe(card, dev)) < 0) {
+		snd_card_free(card);
+		return res;
+	}
+	pnp_set_card_drvdata(pcard, card);
+	dev++;
+	return 0;
+}
+
+static void snd_interwave_pnp_remove(struct pnp_card_link *pcard)
+{
+	snd_card_free(pnp_get_card_drvdata(pcard));
+	pnp_set_card_drvdata(pcard, NULL);
+}
+
+static struct pnp_card_driver interwave_pnpc_driver = {
+	.flags = PNP_DRIVER_RES_DISABLE,
+	.name = INTERWAVE_PNP_DRIVER,
+	.id_table = snd_interwave_pnpids,
+	.probe = snd_interwave_pnp_detect,
+	.remove = snd_interwave_pnp_remove,
+	/* FIXME: suspend,resume */
+};
+
+#endif /* CONFIG_PNP */
+
+static int __init alsa_card_interwave_init(void)
+{
+	int err;
+
+	err = isa_register_driver(&snd_interwave_driver, SNDRV_CARDS);
+#ifdef CONFIG_PNP
+	if (!err)
+		isa_registered = 1;
+
+	err = pnp_register_card_driver(&interwave_pnpc_driver);
+	if (!err)
+		pnp_registered = 1;
+
+	if (isa_registered)
+		err = 0;
+#endif
+	return err;
+}
+
+static void __exit alsa_card_interwave_exit(void)
+{
+#ifdef CONFIG_PNP
+	if (pnp_registered)
+		pnp_unregister_card_driver(&interwave_pnpc_driver);
+	if (isa_registered)
+#endif
+		isa_unregister_driver(&snd_interwave_driver);
+}
+
+module_init(alsa_card_interwave_init)
+module_exit(alsa_card_interwave_exit)