[mirror_ubuntu-hirsute-kernel.git] / sound / isa / gus / gusextreme.c

// SPDX-License-Identifier: GPL-2.0-or-later
/*
 *  Driver for Gravis UltraSound Extreme soundcards
 *  Copyright (c) by Jaroslav Kysela <perex@perex.cz>
 */

#include <linux/init.h>
#include <linux/err.h>
#include <linux/isa.h>
#include <linux/delay.h>
#include <linux/time.h>
#include <linux/module.h>
#include <asm/dma.h>
#include <sound/core.h>
#include <sound/gus.h>
#include <sound/es1688.h>
#include <sound/mpu401.h>
#include <sound/opl3.h>
#define SNDRV_LEGACY_AUTO_PROBE
#define SNDRV_LEGACY_FIND_FREE_IRQ
#define SNDRV_LEGACY_FIND_FREE_DMA
#include <sound/initval.h>

#define CRD_NAME "Gravis UltraSound Extreme"
#define DEV_NAME "gusextreme"

MODULE_DESCRIPTION(CRD_NAME);
MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>");
MODULE_LICENSE("GPL");
MODULE_SUPPORTED_DEVICE("{{Gravis,UltraSound Extreme}}");

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;	/* Enable this card */
static long port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;	/* 0x220,0x240,0x260 */
static long gf1_port[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS) - 1] = -1}; /* 0x210,0x220,0x230,0x240,0x250,0x260,0x270 */
static long mpu_port[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS) - 1] = -1}; /* 0x300,0x310,0x320 */
static int irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ;	/* 5,7,9,10 */
static int mpu_irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ;	/* 5,7,9,10 */
static int gf1_irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ;	/* 2,3,5,9,11,12,15 */
static int dma8[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;	/* 0,1,3 */
static int dma1[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;
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 channels[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 24};
static int pcm_channels[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 2};

module_param_array(index, int, NULL, 0444);
MODULE_PARM_DESC(index, "Index value for " CRD_NAME " soundcard.");
module_param_array(id, charp, NULL, 0444);
MODULE_PARM_DESC(id, "ID string for " CRD_NAME " soundcard.");
module_param_array(enable, bool, NULL, 0444);
MODULE_PARM_DESC(enable, "Enable " CRD_NAME " soundcard.");
module_param_hw_array(port, long, ioport, NULL, 0444);
MODULE_PARM_DESC(port, "Port # for " CRD_NAME " driver.");
module_param_hw_array(gf1_port, long, ioport, NULL, 0444);
MODULE_PARM_DESC(gf1_port, "GF1 port # for " CRD_NAME " driver (optional).");
module_param_hw_array(mpu_port, long, ioport, NULL, 0444);
MODULE_PARM_DESC(mpu_port, "MPU-401 port # for " CRD_NAME " driver.");
module_param_hw_array(irq, int, irq, NULL, 0444);
MODULE_PARM_DESC(irq, "IRQ # for " CRD_NAME " driver.");
module_param_hw_array(mpu_irq, int, irq, NULL, 0444);
MODULE_PARM_DESC(mpu_irq, "MPU-401 IRQ # for " CRD_NAME " driver.");
module_param_hw_array(gf1_irq, int, irq, NULL, 0444);
MODULE_PARM_DESC(gf1_irq, "GF1 IRQ # for " CRD_NAME " driver.");
module_param_hw_array(dma8, int, dma, NULL, 0444);
MODULE_PARM_DESC(dma8, "8-bit DMA # for " CRD_NAME " driver.");
module_param_hw_array(dma1, int, dma, NULL, 0444);
MODULE_PARM_DESC(dma1, "GF1 DMA # for " CRD_NAME " 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 " CRD_NAME " driver.");
module_param_array(channels, int, NULL, 0444);
MODULE_PARM_DESC(channels, "GF1 channels for " CRD_NAME " driver.");
module_param_array(pcm_channels, int, NULL, 0444);
MODULE_PARM_DESC(pcm_channels, "Reserved PCM channels for " CRD_NAME " driver.");

static int snd_gusextreme_match(struct device *dev, unsigned int n)
{
	return enable[n];
}

static int snd_gusextreme_es1688_create(struct snd_card *card,
					struct snd_es1688 *chip,
					struct device *dev, unsigned int n)
{
	static long possible_ports[] = {0x220, 0x240, 0x260};
	static int possible_irqs[] = {5, 9, 10, 7, -1};
	static int possible_dmas[] = {1, 3, 0, -1};

	int i, error;

	if (irq[n] == SNDRV_AUTO_IRQ) {
		irq[n] = snd_legacy_find_free_irq(possible_irqs);
		if (irq[n] < 0) {
			dev_err(dev, "unable to find a free IRQ for ES1688\n");
			return -EBUSY;
		}
	}
	if (dma8[n] == SNDRV_AUTO_DMA) {
		dma8[n] = snd_legacy_find_free_dma(possible_dmas);
		if (dma8[n] < 0) {
			dev_err(dev, "unable to find a free DMA for ES1688\n");
			return -EBUSY;
		}
	}

	if (port[n] != SNDRV_AUTO_PORT)
		return snd_es1688_create(card, chip, port[n], mpu_port[n],
				irq[n], mpu_irq[n], dma8[n], ES1688_HW_1688);

	i = 0;
	do {
		port[n] = possible_ports[i];
		error = snd_es1688_create(card, chip, port[n], mpu_port[n],
				irq[n], mpu_irq[n], dma8[n], ES1688_HW_1688);
	} while (error < 0 && ++i < ARRAY_SIZE(possible_ports));

	return error;
}

static int snd_gusextreme_gus_card_create(struct snd_card *card,
					  struct device *dev, unsigned int n,
					  struct snd_gus_card **rgus)
{
	static int possible_irqs[] = {11, 12, 15, 9, 5, 7, 3, -1};
	static int possible_dmas[] = {5, 6, 7, 3, 1, -1};

	if (gf1_irq[n] == SNDRV_AUTO_IRQ) {
		gf1_irq[n] = snd_legacy_find_free_irq(possible_irqs);
		if (gf1_irq[n] < 0) {
			dev_err(dev, "unable to find a free IRQ for GF1\n");
			return -EBUSY;
		}
	}
	if (dma1[n] == SNDRV_AUTO_DMA) {
		dma1[n] = snd_legacy_find_free_dma(possible_dmas);
		if (dma1[n] < 0) {
			dev_err(dev, "unable to find a free DMA for GF1\n");
			return -EBUSY;
		}
	}
	return snd_gus_create(card, gf1_port[n], gf1_irq[n], dma1[n], -1,
			0, channels[n], pcm_channels[n], 0, rgus);
}

static int snd_gusextreme_detect(struct snd_gus_card *gus,
				 struct snd_es1688 *es1688)
{
	unsigned long flags;
	unsigned char d;

	/*
	 * This is main stuff - enable access to GF1 chip...
	 * I'm not sure, if this will work for card which have
	 * ES1688 chip in another place than 0x220.
         *
         * I used reverse-engineering in DOSEMU. [--jk]
	 *
	 * ULTRINIT.EXE:
	 * 0x230 = 0,2,3
	 * 0x240 = 2,0,1
	 * 0x250 = 2,0,3
	 * 0x260 = 2,2,1
	 */

	spin_lock_irqsave(&es1688->mixer_lock, flags);
	snd_es1688_mixer_write(es1688, 0x40, 0x0b);	/* don't change!!! */
	spin_unlock_irqrestore(&es1688->mixer_lock, flags);

	spin_lock_irqsave(&es1688->reg_lock, flags);
	outb(gus->gf1.port & 0x040 ? 2 : 0, ES1688P(es1688, INIT1));
	outb(0, 0x201);
	outb(gus->gf1.port & 0x020 ? 2 : 0, ES1688P(es1688, INIT1));
	outb(0, 0x201);
	outb(gus->gf1.port & 0x010 ? 3 : 1, ES1688P(es1688, INIT1));
	spin_unlock_irqrestore(&es1688->reg_lock, flags);

	udelay(100);

	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 -EIO;
	}
	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 -EIO;
	}

	return 0;
}

static int snd_gusextreme_mixer(struct snd_card *card)
{
	struct snd_ctl_elem_id id1, id2;
	int error;

	memset(&id1, 0, sizeof(id1));
	memset(&id2, 0, sizeof(id2));
	id1.iface = id2.iface = SNDRV_CTL_ELEM_IFACE_MIXER;

	/* reassign AUX to SYNTHESIZER */
	strcpy(id1.name, "Aux Playback Volume");
	strcpy(id2.name, "Synth Playback Volume");
	error = snd_ctl_rename_id(card, &id1, &id2);
	if (error < 0)
		return error;

	/* reassign Master Playback Switch to Synth Playback Switch */
	strcpy(id1.name, "Master Playback Switch");
	strcpy(id2.name, "Synth Playback Switch");
	error = snd_ctl_rename_id(card, &id1, &id2);
	if (error < 0)
		return error;

	return 0;
}

static int snd_gusextreme_probe(struct device *dev, unsigned int n)
{
	struct snd_card *card;
	struct snd_gus_card *gus;
	struct snd_es1688 *es1688;
	struct snd_opl3 *opl3;
	int error;

	error = snd_card_new(dev, index[n], id[n], THIS_MODULE,
			     sizeof(struct snd_es1688), &card);
	if (error < 0)
		return error;

	es1688 = card->private_data;

	if (mpu_port[n] == SNDRV_AUTO_PORT)
		mpu_port[n] = 0;

	if (mpu_irq[n] > 15)
		mpu_irq[n] = -1;

	error = snd_gusextreme_es1688_create(card, es1688, dev, n);
	if (error < 0)
		goto out;

	if (gf1_port[n] < 0)
		gf1_port[n] = es1688->port + 0x20;

	error = snd_gusextreme_gus_card_create(card, dev, n, &gus);
	if (error < 0)
		goto out;

	error = snd_gusextreme_detect(gus, es1688);
	if (error < 0)
		goto out;

	gus->joystick_dac = joystick_dac[n];

	error = snd_gus_initialize(gus);
	if (error < 0)
		goto out;

	error = -ENODEV;
	if (!gus->ess_flag) {
		dev_err(dev, "GUS Extreme soundcard was not "
			"detected at 0x%lx\n", gus->gf1.port);
		goto out;
	}
	gus->codec_flag = 1;

	error = snd_es1688_pcm(card, es1688, 0);
	if (error < 0)
		goto out;

	error = snd_es1688_mixer(card, es1688);
	if (error < 0)
		goto out;

	snd_component_add(card, "ES1688");

	if (pcm_channels[n] > 0) {
		error = snd_gf1_pcm_new(gus, 1, 1);
		if (error < 0)
			goto out;
	}

	error = snd_gf1_new_mixer(gus);
	if (error < 0)
		goto out;

	error = snd_gusextreme_mixer(card);
	if (error < 0)
		goto out;

	if (snd_opl3_create(card, es1688->port, es1688->port + 2,
			OPL3_HW_OPL3, 0, &opl3) < 0)
		dev_warn(dev, "opl3 not detected at 0x%lx\n", es1688->port);
	else {
		error = snd_opl3_hwdep_new(opl3, 0, 2, NULL);
		if (error < 0)
			goto out;
	}

	if (es1688->mpu_port >= 0x300) {
		error = snd_mpu401_uart_new(card, 0, MPU401_HW_ES1688,
				es1688->mpu_port, 0, mpu_irq[n], NULL);
		if (error < 0)
			goto out;
	}

	sprintf(card->longname, "Gravis UltraSound Extreme at 0x%lx, "
		"irq %i&%i, dma %i&%i", es1688->port,
		gus->gf1.irq, es1688->irq, gus->gf1.dma1, es1688->dma8);

	error = snd_card_register(card);
	if (error < 0)
		goto out;

	dev_set_drvdata(dev, card);
	return 0;

out:	snd_card_free(card);
	return error;
}

static int snd_gusextreme_remove(struct device *dev, unsigned int n)
{
	snd_card_free(dev_get_drvdata(dev));
	return 0;
}

static struct isa_driver snd_gusextreme_driver = {
	.match		= snd_gusextreme_match,
	.probe		= snd_gusextreme_probe,
	.remove		= snd_gusextreme_remove,
#if 0	/* FIXME */
	.suspend	= snd_gusextreme_suspend,
	.resume		= snd_gusextreme_resume,
#endif
	.driver		= {
		.name	= DEV_NAME
	}
};

module_isa_driver(snd_gusextreme_driver, SNDRV_CARDS);
Commit	Line	Data
1a59d1b8	1	// SPDX-License-Identifier: GPL-2.0-or-later
1da177e4 LT	2	/*
1da177e4 LT	3	* Driver for Gravis UltraSound Extreme soundcards
c1017a4c	4	* Copyright (c) by Jaroslav Kysela <perex@perex.cz>
1da177e4 LT	5	*/
1da177e4 LT	6
1da177e4	7	#include <linux/init.h>
654aa661	8	#include <linux/err.h>
b44dfe1a	9	#include <linux/isa.h>
1da177e4 LT	10	#include <linux/delay.h>
1da177e4 LT	11	#include <linux/time.h>
65a77217	12	#include <linux/module.h>
654aa661	13	#include <asm/dma.h>
1da177e4 LT	14	#include <sound/core.h>
	15	#include <sound/gus.h>
	16	#include <sound/es1688.h>
	17	#include <sound/mpu401.h>
	18	#include <sound/opl3.h>
	19	#define SNDRV_LEGACY_AUTO_PROBE
	20	#define SNDRV_LEGACY_FIND_FREE_IRQ
	21	#define SNDRV_LEGACY_FIND_FREE_DMA
	22	#include <sound/initval.h>
	23
b44dfe1a RH	24	#define CRD_NAME "Gravis UltraSound Extreme"
	25	#define DEV_NAME "gusextreme"
	26
	27	MODULE_DESCRIPTION(CRD_NAME);
c1017a4c	28	MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>");
1da177e4 LT	29	MODULE_LICENSE("GPL");
	30	MODULE_SUPPORTED_DEVICE("{{Gravis,UltraSound Extreme}}");
	31
	32	static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */
	33	static char id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; / ID for this card */
a67ff6a5	34	static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE; /* Enable this card */
1da177e4 LT	35	static long port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* 0x220,0x240,0x260 */
	36	static long gf1_port[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS) - 1] = -1}; /* 0x210,0x220,0x230,0x240,0x250,0x260,0x270 */
	37	static long mpu_port[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS) - 1] = -1}; /* 0x300,0x310,0x320 */
	38	static int irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; /* 5,7,9,10 */
	39	static int mpu_irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; /* 5,7,9,10 */
	40	static int gf1_irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; /* 2,3,5,9,11,12,15 */
	41	static int dma8[SNDRV_CARDS] = SNDRV_DEFAULT_DMA; /* 0,1,3 */
	42	static int dma1[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;
	43	static int joystick_dac[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 29};
	44	/* 0 to 31, (0.59V-4.52V or 0.389V-2.98V) */
	45	static int channels[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 24};
	46	static int pcm_channels[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 2};
	47
	48	module_param_array(index, int, NULL, 0444);
b44dfe1a	49	MODULE_PARM_DESC(index, "Index value for " CRD_NAME " soundcard.");
1da177e4	50	module_param_array(id, charp, NULL, 0444);
b44dfe1a	51	MODULE_PARM_DESC(id, "ID string for " CRD_NAME " soundcard.");
1da177e4	52	module_param_array(enable, bool, NULL, 0444);
b44dfe1a	53	MODULE_PARM_DESC(enable, "Enable " CRD_NAME " soundcard.");
e992ef57	54	module_param_hw_array(port, long, ioport, NULL, 0444);
b44dfe1a	55	MODULE_PARM_DESC(port, "Port # for " CRD_NAME " driver.");
e992ef57	56	module_param_hw_array(gf1_port, long, ioport, NULL, 0444);
b44dfe1a	57	MODULE_PARM_DESC(gf1_port, "GF1 port # for " CRD_NAME " driver (optional).");
e992ef57	58	module_param_hw_array(mpu_port, long, ioport, NULL, 0444);
b44dfe1a	59	MODULE_PARM_DESC(mpu_port, "MPU-401 port # for " CRD_NAME " driver.");
e992ef57	60	module_param_hw_array(irq, int, irq, NULL, 0444);
b44dfe1a	61	MODULE_PARM_DESC(irq, "IRQ # for " CRD_NAME " driver.");
e992ef57	62	module_param_hw_array(mpu_irq, int, irq, NULL, 0444);
b44dfe1a	63	MODULE_PARM_DESC(mpu_irq, "MPU-401 IRQ # for " CRD_NAME " driver.");
e992ef57	64	module_param_hw_array(gf1_irq, int, irq, NULL, 0444);
b44dfe1a	65	MODULE_PARM_DESC(gf1_irq, "GF1 IRQ # for " CRD_NAME " driver.");
e992ef57	66	module_param_hw_array(dma8, int, dma, NULL, 0444);
b44dfe1a	67	MODULE_PARM_DESC(dma8, "8-bit DMA # for " CRD_NAME " driver.");
e992ef57	68	module_param_hw_array(dma1, int, dma, NULL, 0444);
b44dfe1a	69	MODULE_PARM_DESC(dma1, "GF1 DMA # for " CRD_NAME " driver.");
1da177e4	70	module_param_array(joystick_dac, int, NULL, 0444);
b44dfe1a	71	MODULE_PARM_DESC(joystick_dac, "Joystick DAC level 0.59V-4.52V or 0.389V-2.98V for " CRD_NAME " driver.");
1da177e4	72	module_param_array(channels, int, NULL, 0444);
b44dfe1a	73	MODULE_PARM_DESC(channels, "GF1 channels for " CRD_NAME " driver.");
1da177e4	74	module_param_array(pcm_channels, int, NULL, 0444);
b44dfe1a RH	75	MODULE_PARM_DESC(pcm_channels, "Reserved PCM channels for " CRD_NAME " driver.");
b44dfe1a RH	76
1bff292e	77	static int snd_gusextreme_match(struct device *dev, unsigned int n)
b44dfe1a RH	78	{
	79	return enable[n];
	80	}
	81
1bff292e BP	82	static int snd_gusextreme_es1688_create(struct snd_card *card,
	83	struct snd_es1688 *chip,
	84	struct device *dev, unsigned int n)
b44dfe1a RH	85	{
	86	static long possible_ports[] = {0x220, 0x240, 0x260};
	87	static int possible_irqs[] = {5, 9, 10, 7, -1};
	88	static int possible_dmas[] = {1, 3, 0, -1};
	89
	90	int i, error;
	91
	92	if (irq[n] == SNDRV_AUTO_IRQ) {
	93	irq[n] = snd_legacy_find_free_irq(possible_irqs);
	94	if (irq[n] < 0) {
0418ff0c	95	dev_err(dev, "unable to find a free IRQ for ES1688\n");
b44dfe1a RH	96	return -EBUSY;
	97	}
	98	}
	99	if (dma8[n] == SNDRV_AUTO_DMA) {
	100	dma8[n] = snd_legacy_find_free_dma(possible_dmas);
	101	if (dma8[n] < 0) {
0418ff0c	102	dev_err(dev, "unable to find a free DMA for ES1688\n");
b44dfe1a RH	103	return -EBUSY;
	104	}
	105	}
1da177e4	106
b44dfe1a	107	if (port[n] != SNDRV_AUTO_PORT)
396fa827 KH	108	return snd_es1688_create(card, chip, port[n], mpu_port[n],
396fa827 KH	109	irq[n], mpu_irq[n], dma8[n], ES1688_HW_1688);
f7a9275d	110
b44dfe1a RH	111	i = 0;
	112	do {
	113	port[n] = possible_ports[i];
396fa827 KH	114	error = snd_es1688_create(card, chip, port[n], mpu_port[n],
396fa827 KH	115	irq[n], mpu_irq[n], dma8[n], ES1688_HW_1688);
b44dfe1a	116	} while (error < 0 && ++i < ARRAY_SIZE(possible_ports));
1da177e4	117
b44dfe1a RH	118	return error;
b44dfe1a RH	119	}
1da177e4	120
1bff292e BP	121	static int snd_gusextreme_gus_card_create(struct snd_card *card,
	122	struct device *dev, unsigned int n,
	123	struct snd_gus_card **rgus)
b44dfe1a RH	124	{
	125	static int possible_irqs[] = {11, 12, 15, 9, 5, 7, 3, -1};
	126	static int possible_dmas[] = {5, 6, 7, 3, 1, -1};
	127
	128	if (gf1_irq[n] == SNDRV_AUTO_IRQ) {
	129	gf1_irq[n] = snd_legacy_find_free_irq(possible_irqs);
	130	if (gf1_irq[n] < 0) {
0418ff0c	131	dev_err(dev, "unable to find a free IRQ for GF1\n");
b44dfe1a RH	132	return -EBUSY;
	133	}
	134	}
	135	if (dma1[n] == SNDRV_AUTO_DMA) {
	136	dma1[n] = snd_legacy_find_free_dma(possible_dmas);
	137	if (dma1[n] < 0) {
0418ff0c	138	dev_err(dev, "unable to find a free DMA for GF1\n");
b44dfe1a RH	139	return -EBUSY;
	140	}
	141	}
	142	return snd_gus_create(card, gf1_port[n], gf1_irq[n], dma1[n], -1,
	143	0, channels[n], pcm_channels[n], 0, rgus);
	144	}
	145
1bff292e BP	146	static int snd_gusextreme_detect(struct snd_gus_card *gus,
1bff292e BP	147	struct snd_es1688 *es1688)
1da177e4 LT	148	{
1da177e4 LT	149	unsigned long flags;
43bcd973	150	unsigned char d;
1da177e4 LT	151
	152	/*
	153	* This is main stuff - enable access to GF1 chip...
	154	* I'm not sure, if this will work for card which have
	155	* ES1688 chip in another place than 0x220.
	156	*
	157	* I used reverse-engineering in DOSEMU. [--jk]
	158	*
	159	* ULTRINIT.EXE:
	160	* 0x230 = 0,2,3
	161	* 0x240 = 2,0,1
	162	* 0x250 = 2,0,3
	163	* 0x260 = 2,2,1
	164	*/
	165
	166	spin_lock_irqsave(&es1688->mixer_lock, flags);
	167	snd_es1688_mixer_write(es1688, 0x40, 0x0b); /* don't change!!! */
	168	spin_unlock_irqrestore(&es1688->mixer_lock, flags);
b44dfe1a	169
1da177e4	170	spin_lock_irqsave(&es1688->reg_lock, flags);
b44dfe1a	171	outb(gus->gf1.port & 0x040 ? 2 : 0, ES1688P(es1688, INIT1));
1da177e4	172	outb(0, 0x201);
b44dfe1a	173	outb(gus->gf1.port & 0x020 ? 2 : 0, ES1688P(es1688, INIT1));
1da177e4	174	outb(0, 0x201);
b44dfe1a	175	outb(gus->gf1.port & 0x010 ? 3 : 1, ES1688P(es1688, INIT1));
1da177e4 LT	176	spin_unlock_irqrestore(&es1688->reg_lock, flags);
	177
	178	udelay(100);
	179
	180	snd_gf1_i_write8(gus, SNDRV_GF1_GB_RESET, 0); /* reset GF1 */
43bcd973 TI	181	if (((d = snd_gf1_i_look8(gus, SNDRV_GF1_GB_RESET)) & 0x07) != 0) {
43bcd973 TI	182	snd_printdd("[0x%lx] check 1 failed - 0x%x\n", gus->gf1.port, d);
1da177e4	183	return -EIO;
43bcd973	184	}
1da177e4 LT	185	udelay(160);
	186	snd_gf1_i_write8(gus, SNDRV_GF1_GB_RESET, 1); /* release reset */
	187	udelay(160);
43bcd973 TI	188	if (((d = snd_gf1_i_look8(gus, SNDRV_GF1_GB_RESET)) & 0x07) != 1) {
43bcd973 TI	189	snd_printdd("[0x%lx] check 2 failed - 0x%x\n", gus->gf1.port, d);
1da177e4	190	return -EIO;
43bcd973	191	}
1da177e4	192
b44dfe1a	193	return 0;
1da177e4 LT	194	}
1da177e4 LT	195
1bff292e	196	static int snd_gusextreme_mixer(struct snd_card *card)
1da177e4	197	{
5e2da206	198	struct snd_ctl_elem_id id1, id2;
b44dfe1a	199	int error;
1da177e4 LT	200
	201	memset(&id1, 0, sizeof(id1));
	202	memset(&id2, 0, sizeof(id2));
	203	id1.iface = id2.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
b44dfe1a	204
1da177e4 LT	205	/* reassign AUX to SYNTHESIZER */
	206	strcpy(id1.name, "Aux Playback Volume");
	207	strcpy(id2.name, "Synth Playback Volume");
b44dfe1a RH	208	error = snd_ctl_rename_id(card, &id1, &id2);
	209	if (error < 0)
	210	return error;
	211
1da177e4 LT	212	/* reassign Master Playback Switch to Synth Playback Switch */
	213	strcpy(id1.name, "Master Playback Switch");
	214	strcpy(id2.name, "Synth Playback Switch");
b44dfe1a RH	215	error = snd_ctl_rename_id(card, &id1, &id2);
	216	if (error < 0)
	217	return error;
	218
1da177e4 LT	219	return 0;
	220	}
	221
1bff292e	222	static int snd_gusextreme_probe(struct device *dev, unsigned int n)
1da177e4	223	{
5e2da206	224	struct snd_card *card;
5e2da206 TI	225	struct snd_gus_card *gus;
	226	struct snd_es1688 *es1688;
	227	struct snd_opl3 *opl3;
b44dfe1a	228	int error;
1da177e4	229
4323cc4d TI	230	error = snd_card_new(dev, index[n], id[n], THIS_MODULE,
4323cc4d TI	231	sizeof(struct snd_es1688), &card);
c95eadd2 TI	232	if (error < 0)
c95eadd2 TI	233	return error;
1da177e4	234
396fa827 KH	235	es1688 = card->private_data;
396fa827 KH	236
b44dfe1a RH	237	if (mpu_port[n] == SNDRV_AUTO_PORT)
b44dfe1a RH	238	mpu_port[n] = 0;
1da177e4	239
b44dfe1a RH	240	if (mpu_irq[n] > 15)
	241	mpu_irq[n] = -1;
	242
396fa827	243	error = snd_gusextreme_es1688_create(card, es1688, dev, n);
b44dfe1a	244	if (error < 0)
1da177e4	245	goto out;
654aa661	246
b44dfe1a RH	247	if (gf1_port[n] < 0)
	248	gf1_port[n] = es1688->port + 0x20;
	249
	250	error = snd_gusextreme_gus_card_create(card, dev, n, &gus);
	251	if (error < 0)
1da177e4 LT	252	goto out;
1da177e4 LT	253
b44dfe1a RH	254	error = snd_gusextreme_detect(gus, es1688);
b44dfe1a RH	255	if (error < 0)
1da177e4 LT	256	goto out;
1da177e4 LT	257
b44dfe1a RH	258	gus->joystick_dac = joystick_dac[n];
	259
	260	error = snd_gus_initialize(gus);
	261	if (error < 0)
1da177e4 LT	262	goto out;
1da177e4 LT	263
b44dfe1a	264	error = -ENODEV;
1da177e4	265	if (!gus->ess_flag) {
0418ff0c TI	266	dev_err(dev, "GUS Extreme soundcard was not "
0418ff0c TI	267	"detected at 0x%lx\n", gus->gf1.port);
1da177e4 LT	268	goto out;
1da177e4 LT	269	}
442f4f36	270	gus->codec_flag = 1;
b44dfe1a	271
4b8ab885	272	error = snd_es1688_pcm(card, es1688, 0);
b44dfe1a	273	if (error < 0)
1da177e4 LT	274	goto out;
1da177e4 LT	275
396fa827	276	error = snd_es1688_mixer(card, es1688);
b44dfe1a	277	if (error < 0)
1da177e4 LT	278	goto out;
	279
	280	snd_component_add(card, "ES1688");
b44dfe1a RH	281
b44dfe1a RH	282	if (pcm_channels[n] > 0) {
db5abb3c	283	error = snd_gf1_pcm_new(gus, 1, 1);
b44dfe1a	284	if (error < 0)
1da177e4 LT	285	goto out;
1da177e4 LT	286	}
b44dfe1a RH	287
	288	error = snd_gf1_new_mixer(gus);
	289	if (error < 0)
1da177e4 LT	290	goto out;
1da177e4 LT	291
396fa827	292	error = snd_gusextreme_mixer(card);
b44dfe1a	293	if (error < 0)
1da177e4 LT	294	goto out;
	295
	296	if (snd_opl3_create(card, es1688->port, es1688->port + 2,
b44dfe1a	297	OPL3_HW_OPL3, 0, &opl3) < 0)
0418ff0c	298	dev_warn(dev, "opl3 not detected at 0x%lx\n", es1688->port);
b44dfe1a RH	299	else {
	300	error = snd_opl3_hwdep_new(opl3, 0, 2, NULL);
	301	if (error < 0)
1da177e4 LT	302	goto out;
	303	}
	304
b44dfe1a RH	305	if (es1688->mpu_port >= 0x300) {
b44dfe1a RH	306	error = snd_mpu401_uart_new(card, 0, MPU401_HW_ES1688,
dba8b469	307	es1688->mpu_port, 0, mpu_irq[n], NULL);
b44dfe1a RH	308	if (error < 0)
	309	goto out;
	310	}
1da177e4	311
b44dfe1a RH	312	sprintf(card->longname, "Gravis UltraSound Extreme at 0x%lx, "
	313	"irq %i&%i, dma %i&%i", es1688->port,
	314	gus->gf1.irq, es1688->irq, gus->gf1.dma1, es1688->dma8);
43bcd973	315
b44dfe1a RH	316	error = snd_card_register(card);
b44dfe1a RH	317	if (error < 0)
1da177e4 LT	318	goto out;
1da177e4 LT	319
b44dfe1a	320	dev_set_drvdata(dev, card);
1da177e4 LT	321	return 0;
1da177e4 LT	322
b44dfe1a RH	323	out: snd_card_free(card);
b44dfe1a RH	324	return error;
1da177e4 LT	325	}
1da177e4 LT	326
1bff292e	327	static int snd_gusextreme_remove(struct device *dev, unsigned int n)
1da177e4	328	{
b44dfe1a	329	snd_card_free(dev_get_drvdata(dev));
654aa661	330	return 0;
1da177e4 LT	331	}
1da177e4 LT	332
b44dfe1a RH	333	static struct isa_driver snd_gusextreme_driver = {
b44dfe1a RH	334	.match = snd_gusextreme_match,
654aa661	335	.probe = snd_gusextreme_probe,
1bff292e	336	.remove = snd_gusextreme_remove,
b44dfe1a RH	337	#if 0 /* FIXME */
	338	.suspend = snd_gusextreme_suspend,
	339	.resume = snd_gusextreme_resume,
	340	#endif
654aa661	341	.driver = {
b44dfe1a RH	342	.name = DEV_NAME
b44dfe1a RH	343	}
654aa661 TI	344	};
654aa661 TI	345
bfc7e0ff	346	module_isa_driver(snd_gusextreme_driver, SNDRV_CARDS);