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

/*
 *  Driver for Gravis UltraSound Extreme soundcards
 *  Copyright (c) by Jaroslav Kysela <perex@perex.cz>
 *
 *
 *   This program is free software; you can redistribute it and/or modify
 *   it under the terms of the GNU General Public License as published by
 *   the Free Software Foundation; either version 2 of the License, or
 *   (at your option) any later version.
 *
 *   This program is distributed in the hope that it will be useful,
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *   GNU General Public License for more details.
 *
 *   You should have received a copy of the GNU General Public License
 *   along with this program; if not, write to the Free Software
 *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
 *
 */

#include <linux/init.h>
#include <linux/err.h>
#include <linux/isa.h>
#include <linux/delay.h>
#include <linux/time.h>
#include <linux/moduleparam.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 int 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_array(port, long, NULL, 0444);
MODULE_PARM_DESC(port, "Port # for " CRD_NAME " driver.");
module_param_array(gf1_port, long, NULL, 0444);
MODULE_PARM_DESC(gf1_port, "GF1 port # for " CRD_NAME " driver (optional).");
module_param_array(mpu_port, long, NULL, 0444);
MODULE_PARM_DESC(mpu_port, "MPU-401 port # for " CRD_NAME " driver.");
module_param_array(irq, int, NULL, 0444);
MODULE_PARM_DESC(irq, "IRQ # for " CRD_NAME " driver.");
module_param_array(mpu_irq, int, NULL, 0444);
MODULE_PARM_DESC(mpu_irq, "MPU-401 IRQ # for " CRD_NAME " driver.");
module_param_array(gf1_irq, int, NULL, 0444);
MODULE_PARM_DESC(gf1_irq, "GF1 IRQ # for " CRD_NAME " driver.");
module_param_array(dma8, int, NULL, 0444);
MODULE_PARM_DESC(dma8, "8-bit DMA # for " CRD_NAME " driver.");
module_param_array(dma1, int, 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 __devinit snd_gusextreme_match(struct device *dev, unsigned int n)
{
	return enable[n];
}

static int __devinit 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 __devinit 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 __devinit 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 __devinit 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 __devinit 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_create(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, NULL);
	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, NULL);
		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], IRQF_DISABLED, 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);

	snd_card_set_dev(card, dev);

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

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

static int __init alsa_card_gusextreme_init(void)
{
	return isa_register_driver(&snd_gusextreme_driver, SNDRV_CARDS);
}

static void __exit alsa_card_gusextreme_exit(void)
{
	isa_unregister_driver(&snd_gusextreme_driver);
}

module_init(alsa_card_gusextreme_init);
module_exit(alsa_card_gusextreme_exit);
Commit	Line	Data
1da177e4 LT	1	/*
1da177e4 LT	2	* Driver for Gravis UltraSound Extreme soundcards
c1017a4c	3	* Copyright (c) by Jaroslav Kysela <perex@perex.cz>
1da177e4 LT	4	*
	5	*
	6	* This program is free software; you can redistribute it and/or modify
	7	* it under the terms of the GNU General Public License as published by
	8	* the Free Software Foundation; either version 2 of the License, or
	9	* (at your option) any later version.
	10	*
	11	* This program is distributed in the hope that it will be useful,
	12	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	13	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	14	* GNU General Public License for more details.
	15	*
	16	* You should have received a copy of the GNU General Public License
	17	* along with this program; if not, write to the Free Software
	18	* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
	19	*
	20	*/
	21
1da177e4	22	#include <linux/init.h>
654aa661	23	#include <linux/err.h>
b44dfe1a	24	#include <linux/isa.h>
1da177e4 LT	25	#include <linux/delay.h>
	26	#include <linux/time.h>
	27	#include <linux/moduleparam.h>
654aa661	28	#include <asm/dma.h>
1da177e4 LT	29	#include <sound/core.h>
	30	#include <sound/gus.h>
	31	#include <sound/es1688.h>
	32	#include <sound/mpu401.h>
	33	#include <sound/opl3.h>
	34	#define SNDRV_LEGACY_AUTO_PROBE
	35	#define SNDRV_LEGACY_FIND_FREE_IRQ
	36	#define SNDRV_LEGACY_FIND_FREE_DMA
	37	#include <sound/initval.h>
	38
b44dfe1a RH	39	#define CRD_NAME "Gravis UltraSound Extreme"
	40	#define DEV_NAME "gusextreme"
	41
	42	MODULE_DESCRIPTION(CRD_NAME);
c1017a4c	43	MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>");
1da177e4 LT	44	MODULE_LICENSE("GPL");
	45	MODULE_SUPPORTED_DEVICE("{{Gravis,UltraSound Extreme}}");
	46
	47	static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */
	48	static char id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; / ID for this card */
	49	static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE; /* Enable this card */
	50	static long port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* 0x220,0x240,0x260 */
	51	static long gf1_port[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS) - 1] = -1}; /* 0x210,0x220,0x230,0x240,0x250,0x260,0x270 */
	52	static long mpu_port[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS) - 1] = -1}; /* 0x300,0x310,0x320 */
	53	static int irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; /* 5,7,9,10 */
	54	static int mpu_irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; /* 5,7,9,10 */
	55	static int gf1_irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; /* 2,3,5,9,11,12,15 */
	56	static int dma8[SNDRV_CARDS] = SNDRV_DEFAULT_DMA; /* 0,1,3 */
	57	static int dma1[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;
	58	static int joystick_dac[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 29};
	59	/* 0 to 31, (0.59V-4.52V or 0.389V-2.98V) */
	60	static int channels[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 24};
	61	static int pcm_channels[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 2};
	62
	63	module_param_array(index, int, NULL, 0444);
b44dfe1a	64	MODULE_PARM_DESC(index, "Index value for " CRD_NAME " soundcard.");
1da177e4	65	module_param_array(id, charp, NULL, 0444);
b44dfe1a	66	MODULE_PARM_DESC(id, "ID string for " CRD_NAME " soundcard.");
1da177e4	67	module_param_array(enable, bool, NULL, 0444);
b44dfe1a	68	MODULE_PARM_DESC(enable, "Enable " CRD_NAME " soundcard.");
1da177e4	69	module_param_array(port, long, NULL, 0444);
b44dfe1a	70	MODULE_PARM_DESC(port, "Port # for " CRD_NAME " driver.");
1da177e4	71	module_param_array(gf1_port, long, NULL, 0444);
b44dfe1a	72	MODULE_PARM_DESC(gf1_port, "GF1 port # for " CRD_NAME " driver (optional).");
1da177e4	73	module_param_array(mpu_port, long, NULL, 0444);
b44dfe1a	74	MODULE_PARM_DESC(mpu_port, "MPU-401 port # for " CRD_NAME " driver.");
1da177e4	75	module_param_array(irq, int, NULL, 0444);
b44dfe1a	76	MODULE_PARM_DESC(irq, "IRQ # for " CRD_NAME " driver.");
1da177e4	77	module_param_array(mpu_irq, int, NULL, 0444);
b44dfe1a	78	MODULE_PARM_DESC(mpu_irq, "MPU-401 IRQ # for " CRD_NAME " driver.");
1da177e4	79	module_param_array(gf1_irq, int, NULL, 0444);
b44dfe1a	80	MODULE_PARM_DESC(gf1_irq, "GF1 IRQ # for " CRD_NAME " driver.");
1da177e4	81	module_param_array(dma8, int, NULL, 0444);
b44dfe1a	82	MODULE_PARM_DESC(dma8, "8-bit DMA # for " CRD_NAME " driver.");
1da177e4	83	module_param_array(dma1, int, NULL, 0444);
b44dfe1a	84	MODULE_PARM_DESC(dma1, "GF1 DMA # for " CRD_NAME " driver.");
1da177e4	85	module_param_array(joystick_dac, int, NULL, 0444);
b44dfe1a	86	MODULE_PARM_DESC(joystick_dac, "Joystick DAC level 0.59V-4.52V or 0.389V-2.98V for " CRD_NAME " driver.");
1da177e4	87	module_param_array(channels, int, NULL, 0444);
b44dfe1a	88	MODULE_PARM_DESC(channels, "GF1 channels for " CRD_NAME " driver.");
1da177e4	89	module_param_array(pcm_channels, int, NULL, 0444);
b44dfe1a RH	90	MODULE_PARM_DESC(pcm_channels, "Reserved PCM channels for " CRD_NAME " driver.");
	91
	92	static int __devinit snd_gusextreme_match(struct device *dev, unsigned int n)
	93	{
	94	return enable[n];
	95	}
	96
	97	static int __devinit snd_gusextreme_es1688_create(struct snd_card *card,
396fa827	98	struct snd_es1688 chip, struct device dev, unsigned int n)
b44dfe1a RH	99	{
	100	static long possible_ports[] = {0x220, 0x240, 0x260};
	101	static int possible_irqs[] = {5, 9, 10, 7, -1};
	102	static int possible_dmas[] = {1, 3, 0, -1};
	103
	104	int i, error;
	105
	106	if (irq[n] == SNDRV_AUTO_IRQ) {
	107	irq[n] = snd_legacy_find_free_irq(possible_irqs);
	108	if (irq[n] < 0) {
0418ff0c	109	dev_err(dev, "unable to find a free IRQ for ES1688\n");
b44dfe1a RH	110	return -EBUSY;
	111	}
	112	}
	113	if (dma8[n] == SNDRV_AUTO_DMA) {
	114	dma8[n] = snd_legacy_find_free_dma(possible_dmas);
	115	if (dma8[n] < 0) {
0418ff0c	116	dev_err(dev, "unable to find a free DMA for ES1688\n");
b44dfe1a RH	117	return -EBUSY;
	118	}
	119	}
1da177e4	120
b44dfe1a	121	if (port[n] != SNDRV_AUTO_PORT)
396fa827 KH	122	return snd_es1688_create(card, chip, port[n], mpu_port[n],
396fa827 KH	123	irq[n], mpu_irq[n], dma8[n], ES1688_HW_1688);
f7a9275d	124
b44dfe1a RH	125	i = 0;
	126	do {
	127	port[n] = possible_ports[i];
396fa827 KH	128	error = snd_es1688_create(card, chip, port[n], mpu_port[n],
396fa827 KH	129	irq[n], mpu_irq[n], dma8[n], ES1688_HW_1688);
b44dfe1a	130	} while (error < 0 && ++i < ARRAY_SIZE(possible_ports));
1da177e4	131
b44dfe1a RH	132	return error;
b44dfe1a RH	133	}
1da177e4	134
b44dfe1a RH	135	static int __devinit snd_gusextreme_gus_card_create(struct snd_card *card,
	136	struct device dev, unsigned int n, struct snd_gus_card *rgus)
	137	{
	138	static int possible_irqs[] = {11, 12, 15, 9, 5, 7, 3, -1};
	139	static int possible_dmas[] = {5, 6, 7, 3, 1, -1};
	140
	141	if (gf1_irq[n] == SNDRV_AUTO_IRQ) {
	142	gf1_irq[n] = snd_legacy_find_free_irq(possible_irqs);
	143	if (gf1_irq[n] < 0) {
0418ff0c	144	dev_err(dev, "unable to find a free IRQ for GF1\n");
b44dfe1a RH	145	return -EBUSY;
	146	}
	147	}
	148	if (dma1[n] == SNDRV_AUTO_DMA) {
	149	dma1[n] = snd_legacy_find_free_dma(possible_dmas);
	150	if (dma1[n] < 0) {
0418ff0c	151	dev_err(dev, "unable to find a free DMA for GF1\n");
b44dfe1a RH	152	return -EBUSY;
	153	}
	154	}
	155	return snd_gus_create(card, gf1_port[n], gf1_irq[n], dma1[n], -1,
	156	0, channels[n], pcm_channels[n], 0, rgus);
	157	}
	158
	159	static int __devinit snd_gusextreme_detect(struct snd_gus_card *gus,
	160	struct snd_es1688 *es1688)
1da177e4 LT	161	{
1da177e4 LT	162	unsigned long flags;
43bcd973	163	unsigned char d;
1da177e4 LT	164
	165	/*
	166	* This is main stuff - enable access to GF1 chip...
	167	* I'm not sure, if this will work for card which have
	168	* ES1688 chip in another place than 0x220.
	169	*
	170	* I used reverse-engineering in DOSEMU. [--jk]
	171	*
	172	* ULTRINIT.EXE:
	173	* 0x230 = 0,2,3
	174	* 0x240 = 2,0,1
	175	* 0x250 = 2,0,3
	176	* 0x260 = 2,2,1
	177	*/
	178
	179	spin_lock_irqsave(&es1688->mixer_lock, flags);
	180	snd_es1688_mixer_write(es1688, 0x40, 0x0b); /* don't change!!! */
	181	spin_unlock_irqrestore(&es1688->mixer_lock, flags);
b44dfe1a	182
1da177e4	183	spin_lock_irqsave(&es1688->reg_lock, flags);
b44dfe1a	184	outb(gus->gf1.port & 0x040 ? 2 : 0, ES1688P(es1688, INIT1));
1da177e4	185	outb(0, 0x201);
b44dfe1a	186	outb(gus->gf1.port & 0x020 ? 2 : 0, ES1688P(es1688, INIT1));
1da177e4	187	outb(0, 0x201);
b44dfe1a	188	outb(gus->gf1.port & 0x010 ? 3 : 1, ES1688P(es1688, INIT1));
1da177e4 LT	189	spin_unlock_irqrestore(&es1688->reg_lock, flags);
	190
	191	udelay(100);
	192
	193	snd_gf1_i_write8(gus, SNDRV_GF1_GB_RESET, 0); /* reset GF1 */
43bcd973 TI	194	if (((d = snd_gf1_i_look8(gus, SNDRV_GF1_GB_RESET)) & 0x07) != 0) {
43bcd973 TI	195	snd_printdd("[0x%lx] check 1 failed - 0x%x\n", gus->gf1.port, d);
1da177e4	196	return -EIO;
43bcd973	197	}
1da177e4 LT	198	udelay(160);
	199	snd_gf1_i_write8(gus, SNDRV_GF1_GB_RESET, 1); /* release reset */
	200	udelay(160);
43bcd973 TI	201	if (((d = snd_gf1_i_look8(gus, SNDRV_GF1_GB_RESET)) & 0x07) != 1) {
43bcd973 TI	202	snd_printdd("[0x%lx] check 2 failed - 0x%x\n", gus->gf1.port, d);
1da177e4	203	return -EIO;
43bcd973	204	}
1da177e4	205
b44dfe1a	206	return 0;
1da177e4 LT	207	}
1da177e4 LT	208
396fa827	209	static int __devinit snd_gusextreme_mixer(struct snd_card *card)
1da177e4	210	{
5e2da206	211	struct snd_ctl_elem_id id1, id2;
b44dfe1a	212	int error;
1da177e4 LT	213
	214	memset(&id1, 0, sizeof(id1));
	215	memset(&id2, 0, sizeof(id2));
	216	id1.iface = id2.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
b44dfe1a	217
1da177e4 LT	218	/* reassign AUX to SYNTHESIZER */
	219	strcpy(id1.name, "Aux Playback Volume");
	220	strcpy(id2.name, "Synth Playback Volume");
b44dfe1a RH	221	error = snd_ctl_rename_id(card, &id1, &id2);
	222	if (error < 0)
	223	return error;
	224
1da177e4 LT	225	/* reassign Master Playback Switch to Synth Playback Switch */
	226	strcpy(id1.name, "Master Playback Switch");
	227	strcpy(id2.name, "Synth Playback Switch");
b44dfe1a RH	228	error = snd_ctl_rename_id(card, &id1, &id2);
	229	if (error < 0)
	230	return error;
	231
1da177e4 LT	232	return 0;
	233	}
	234
b44dfe1a	235	static int __devinit snd_gusextreme_probe(struct device *dev, unsigned int n)
1da177e4	236	{
5e2da206	237	struct snd_card *card;
5e2da206 TI	238	struct snd_gus_card *gus;
	239	struct snd_es1688 *es1688;
	240	struct snd_opl3 *opl3;
b44dfe1a	241	int error;
1da177e4	242
396fa827 KH	243	error = snd_card_create(index[n], id[n], THIS_MODULE,
396fa827 KH	244	sizeof(struct snd_es1688), &card);
c95eadd2 TI	245	if (error < 0)
c95eadd2 TI	246	return error;
1da177e4	247
396fa827 KH	248	es1688 = card->private_data;
396fa827 KH	249
b44dfe1a RH	250	if (mpu_port[n] == SNDRV_AUTO_PORT)
b44dfe1a RH	251	mpu_port[n] = 0;
1da177e4	252
b44dfe1a RH	253	if (mpu_irq[n] > 15)
	254	mpu_irq[n] = -1;
	255
396fa827	256	error = snd_gusextreme_es1688_create(card, es1688, dev, n);
b44dfe1a	257	if (error < 0)
1da177e4	258	goto out;
654aa661	259
b44dfe1a RH	260	if (gf1_port[n] < 0)
	261	gf1_port[n] = es1688->port + 0x20;
	262
	263	error = snd_gusextreme_gus_card_create(card, dev, n, &gus);
	264	if (error < 0)
1da177e4 LT	265	goto out;
1da177e4 LT	266
b44dfe1a RH	267	error = snd_gusextreme_detect(gus, es1688);
b44dfe1a RH	268	if (error < 0)
1da177e4 LT	269	goto out;
1da177e4 LT	270
b44dfe1a RH	271	gus->joystick_dac = joystick_dac[n];
	272
	273	error = snd_gus_initialize(gus);
	274	if (error < 0)
1da177e4 LT	275	goto out;
1da177e4 LT	276
b44dfe1a	277	error = -ENODEV;
1da177e4	278	if (!gus->ess_flag) {
0418ff0c TI	279	dev_err(dev, "GUS Extreme soundcard was not "
0418ff0c TI	280	"detected at 0x%lx\n", gus->gf1.port);
1da177e4 LT	281	goto out;
1da177e4 LT	282	}
442f4f36	283	gus->codec_flag = 1;
b44dfe1a	284
396fa827	285	error = snd_es1688_pcm(card, es1688, 0, NULL);
b44dfe1a	286	if (error < 0)
1da177e4 LT	287	goto out;
1da177e4 LT	288
396fa827	289	error = snd_es1688_mixer(card, es1688);
b44dfe1a	290	if (error < 0)
1da177e4 LT	291	goto out;
	292
	293	snd_component_add(card, "ES1688");
b44dfe1a RH	294
	295	if (pcm_channels[n] > 0) {
	296	error = snd_gf1_pcm_new(gus, 1, 1, NULL);
	297	if (error < 0)
1da177e4 LT	298	goto out;
1da177e4 LT	299	}
b44dfe1a RH	300
	301	error = snd_gf1_new_mixer(gus);
	302	if (error < 0)
1da177e4 LT	303	goto out;
1da177e4 LT	304
396fa827	305	error = snd_gusextreme_mixer(card);
b44dfe1a	306	if (error < 0)
1da177e4 LT	307	goto out;
	308
	309	if (snd_opl3_create(card, es1688->port, es1688->port + 2,
b44dfe1a	310	OPL3_HW_OPL3, 0, &opl3) < 0)
0418ff0c	311	dev_warn(dev, "opl3 not detected at 0x%lx\n", es1688->port);
b44dfe1a RH	312	else {
	313	error = snd_opl3_hwdep_new(opl3, 0, 2, NULL);
	314	if (error < 0)
1da177e4 LT	315	goto out;
	316	}
	317
b44dfe1a RH	318	if (es1688->mpu_port >= 0x300) {
	319	error = snd_mpu401_uart_new(card, 0, MPU401_HW_ES1688,
	320	es1688->mpu_port, 0,
	321	mpu_irq[n], IRQF_DISABLED, NULL);
	322	if (error < 0)
	323	goto out;
	324	}
1da177e4	325
b44dfe1a RH	326	sprintf(card->longname, "Gravis UltraSound Extreme at 0x%lx, "
	327	"irq %i&%i, dma %i&%i", es1688->port,
	328	gus->gf1.irq, es1688->irq, gus->gf1.dma1, es1688->dma8);
43bcd973	329
b44dfe1a	330	snd_card_set_dev(card, dev);
43bcd973	331
b44dfe1a RH	332	error = snd_card_register(card);
b44dfe1a RH	333	if (error < 0)
1da177e4 LT	334	goto out;
1da177e4 LT	335
b44dfe1a	336	dev_set_drvdata(dev, card);
1da177e4 LT	337	return 0;
1da177e4 LT	338
b44dfe1a RH	339	out: snd_card_free(card);
b44dfe1a RH	340	return error;
1da177e4 LT	341	}
1da177e4 LT	342
b44dfe1a	343	static int __devexit snd_gusextreme_remove(struct device *dev, unsigned int n)
1da177e4	344	{
b44dfe1a RH	345	snd_card_free(dev_get_drvdata(dev));
b44dfe1a RH	346	dev_set_drvdata(dev, NULL);
654aa661	347	return 0;
1da177e4 LT	348	}
1da177e4 LT	349
b44dfe1a RH	350	static struct isa_driver snd_gusextreme_driver = {
b44dfe1a RH	351	.match = snd_gusextreme_match,
654aa661	352	.probe = snd_gusextreme_probe,
82ced6fd	353	.remove = __devexit_p(snd_gusextreme_remove),
b44dfe1a RH	354	#if 0 /* FIXME */
	355	.suspend = snd_gusextreme_suspend,
	356	.resume = snd_gusextreme_resume,
	357	#endif
654aa661	358	.driver = {
b44dfe1a RH	359	.name = DEV_NAME
b44dfe1a RH	360	}
654aa661 TI	361	};
654aa661 TI	362
1da177e4 LT	363	static int __init alsa_card_gusextreme_init(void)
1da177e4 LT	364	{
b44dfe1a	365	return isa_register_driver(&snd_gusextreme_driver, SNDRV_CARDS);
1da177e4 LT	366	}
	367
	368	static void __exit alsa_card_gusextreme_exit(void)
	369	{
b44dfe1a	370	isa_unregister_driver(&snd_gusextreme_driver);
1da177e4 LT	371	}
1da177e4 LT	372
b44dfe1a RH	373	module_init(alsa_card_gusextreme_init);
b44dfe1a RH	374	module_exit(alsa_card_gusextreme_exit);