[deliverable/linux.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/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_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 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
	}
};

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>
1da177e4 LT	26	#include <linux/time.h>
65a77217	27	#include <linux/module.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 */
a67ff6a5	49	static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE; /* Enable this card */
1da177e4 LT	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.");
b44dfe1a RH	91
1bff292e	92	static int snd_gusextreme_match(struct device *dev, unsigned int n)
b44dfe1a RH	93	{
	94	return enable[n];
	95	}
	96
1bff292e BP	97	static int snd_gusextreme_es1688_create(struct snd_card *card,
	98	struct snd_es1688 *chip,
	99	struct device *dev, unsigned int n)
b44dfe1a RH	100	{
	101	static long possible_ports[] = {0x220, 0x240, 0x260};
	102	static int possible_irqs[] = {5, 9, 10, 7, -1};
	103	static int possible_dmas[] = {1, 3, 0, -1};
	104
	105	int i, error;
	106
	107	if (irq[n] == SNDRV_AUTO_IRQ) {
	108	irq[n] = snd_legacy_find_free_irq(possible_irqs);
	109	if (irq[n] < 0) {
0418ff0c	110	dev_err(dev, "unable to find a free IRQ for ES1688\n");
b44dfe1a RH	111	return -EBUSY;
	112	}
	113	}
	114	if (dma8[n] == SNDRV_AUTO_DMA) {
	115	dma8[n] = snd_legacy_find_free_dma(possible_dmas);
	116	if (dma8[n] < 0) {
0418ff0c	117	dev_err(dev, "unable to find a free DMA for ES1688\n");
b44dfe1a RH	118	return -EBUSY;
	119	}
	120	}
1da177e4	121
b44dfe1a	122	if (port[n] != SNDRV_AUTO_PORT)
396fa827 KH	123	return snd_es1688_create(card, chip, port[n], mpu_port[n],
396fa827 KH	124	irq[n], mpu_irq[n], dma8[n], ES1688_HW_1688);
f7a9275d	125
b44dfe1a RH	126	i = 0;
	127	do {
	128	port[n] = possible_ports[i];
396fa827 KH	129	error = snd_es1688_create(card, chip, port[n], mpu_port[n],
396fa827 KH	130	irq[n], mpu_irq[n], dma8[n], ES1688_HW_1688);
b44dfe1a	131	} while (error < 0 && ++i < ARRAY_SIZE(possible_ports));
1da177e4	132
b44dfe1a RH	133	return error;
b44dfe1a RH	134	}
1da177e4	135
1bff292e BP	136	static int snd_gusextreme_gus_card_create(struct snd_card *card,
	137	struct device *dev, unsigned int n,
	138	struct snd_gus_card **rgus)
b44dfe1a RH	139	{
	140	static int possible_irqs[] = {11, 12, 15, 9, 5, 7, 3, -1};
	141	static int possible_dmas[] = {5, 6, 7, 3, 1, -1};
	142
	143	if (gf1_irq[n] == SNDRV_AUTO_IRQ) {
	144	gf1_irq[n] = snd_legacy_find_free_irq(possible_irqs);
	145	if (gf1_irq[n] < 0) {
0418ff0c	146	dev_err(dev, "unable to find a free IRQ for GF1\n");
b44dfe1a RH	147	return -EBUSY;
	148	}
	149	}
	150	if (dma1[n] == SNDRV_AUTO_DMA) {
	151	dma1[n] = snd_legacy_find_free_dma(possible_dmas);
	152	if (dma1[n] < 0) {
0418ff0c	153	dev_err(dev, "unable to find a free DMA for GF1\n");
b44dfe1a RH	154	return -EBUSY;
	155	}
	156	}
	157	return snd_gus_create(card, gf1_port[n], gf1_irq[n], dma1[n], -1,
	158	0, channels[n], pcm_channels[n], 0, rgus);
	159	}
	160
1bff292e BP	161	static int snd_gusextreme_detect(struct snd_gus_card *gus,
1bff292e BP	162	struct snd_es1688 *es1688)
1da177e4 LT	163	{
1da177e4 LT	164	unsigned long flags;
43bcd973	165	unsigned char d;
1da177e4 LT	166
	167	/*
	168	* This is main stuff - enable access to GF1 chip...
	169	* I'm not sure, if this will work for card which have
	170	* ES1688 chip in another place than 0x220.
	171	*
	172	* I used reverse-engineering in DOSEMU. [--jk]
	173	*
	174	* ULTRINIT.EXE:
	175	* 0x230 = 0,2,3
	176	* 0x240 = 2,0,1
	177	* 0x250 = 2,0,3
	178	* 0x260 = 2,2,1
	179	*/
	180
	181	spin_lock_irqsave(&es1688->mixer_lock, flags);
	182	snd_es1688_mixer_write(es1688, 0x40, 0x0b); /* don't change!!! */
	183	spin_unlock_irqrestore(&es1688->mixer_lock, flags);
b44dfe1a	184
1da177e4	185	spin_lock_irqsave(&es1688->reg_lock, flags);
b44dfe1a	186	outb(gus->gf1.port & 0x040 ? 2 : 0, ES1688P(es1688, INIT1));
1da177e4	187	outb(0, 0x201);
b44dfe1a	188	outb(gus->gf1.port & 0x020 ? 2 : 0, ES1688P(es1688, INIT1));
1da177e4	189	outb(0, 0x201);
b44dfe1a	190	outb(gus->gf1.port & 0x010 ? 3 : 1, ES1688P(es1688, INIT1));
1da177e4 LT	191	spin_unlock_irqrestore(&es1688->reg_lock, flags);
	192
	193	udelay(100);
	194
	195	snd_gf1_i_write8(gus, SNDRV_GF1_GB_RESET, 0); /* reset GF1 */
43bcd973 TI	196	if (((d = snd_gf1_i_look8(gus, SNDRV_GF1_GB_RESET)) & 0x07) != 0) {
43bcd973 TI	197	snd_printdd("[0x%lx] check 1 failed - 0x%x\n", gus->gf1.port, d);
1da177e4	198	return -EIO;
43bcd973	199	}
1da177e4 LT	200	udelay(160);
	201	snd_gf1_i_write8(gus, SNDRV_GF1_GB_RESET, 1); /* release reset */
	202	udelay(160);
43bcd973 TI	203	if (((d = snd_gf1_i_look8(gus, SNDRV_GF1_GB_RESET)) & 0x07) != 1) {
43bcd973 TI	204	snd_printdd("[0x%lx] check 2 failed - 0x%x\n", gus->gf1.port, d);
1da177e4	205	return -EIO;
43bcd973	206	}
1da177e4	207
b44dfe1a	208	return 0;
1da177e4 LT	209	}
1da177e4 LT	210
1bff292e	211	static int snd_gusextreme_mixer(struct snd_card *card)
1da177e4	212	{
5e2da206	213	struct snd_ctl_elem_id id1, id2;
b44dfe1a	214	int error;
1da177e4 LT	215
	216	memset(&id1, 0, sizeof(id1));
	217	memset(&id2, 0, sizeof(id2));
	218	id1.iface = id2.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
b44dfe1a	219
1da177e4 LT	220	/* reassign AUX to SYNTHESIZER */
	221	strcpy(id1.name, "Aux Playback Volume");
	222	strcpy(id2.name, "Synth Playback Volume");
b44dfe1a RH	223	error = snd_ctl_rename_id(card, &id1, &id2);
	224	if (error < 0)
	225	return error;
	226
1da177e4 LT	227	/* reassign Master Playback Switch to Synth Playback Switch */
	228	strcpy(id1.name, "Master Playback Switch");
	229	strcpy(id2.name, "Synth Playback Switch");
b44dfe1a RH	230	error = snd_ctl_rename_id(card, &id1, &id2);
	231	if (error < 0)
	232	return error;
	233
1da177e4 LT	234	return 0;
	235	}
	236
1bff292e	237	static int snd_gusextreme_probe(struct device *dev, unsigned int n)
1da177e4	238	{
5e2da206	239	struct snd_card *card;
5e2da206 TI	240	struct snd_gus_card *gus;
	241	struct snd_es1688 *es1688;
	242	struct snd_opl3 *opl3;
b44dfe1a	243	int error;
1da177e4	244
4323cc4d TI	245	error = snd_card_new(dev, index[n], id[n], THIS_MODULE,
4323cc4d TI	246	sizeof(struct snd_es1688), &card);
c95eadd2 TI	247	if (error < 0)
c95eadd2 TI	248	return error;
1da177e4	249
396fa827 KH	250	es1688 = card->private_data;
396fa827 KH	251
b44dfe1a RH	252	if (mpu_port[n] == SNDRV_AUTO_PORT)
b44dfe1a RH	253	mpu_port[n] = 0;
1da177e4	254
b44dfe1a RH	255	if (mpu_irq[n] > 15)
	256	mpu_irq[n] = -1;
	257
396fa827	258	error = snd_gusextreme_es1688_create(card, es1688, dev, n);
b44dfe1a	259	if (error < 0)
1da177e4	260	goto out;
654aa661	261
b44dfe1a RH	262	if (gf1_port[n] < 0)
	263	gf1_port[n] = es1688->port + 0x20;
	264
	265	error = snd_gusextreme_gus_card_create(card, dev, n, &gus);
	266	if (error < 0)
1da177e4 LT	267	goto out;
1da177e4 LT	268
b44dfe1a RH	269	error = snd_gusextreme_detect(gus, es1688);
b44dfe1a RH	270	if (error < 0)
1da177e4 LT	271	goto out;
1da177e4 LT	272
b44dfe1a RH	273	gus->joystick_dac = joystick_dac[n];
	274
	275	error = snd_gus_initialize(gus);
	276	if (error < 0)
1da177e4 LT	277	goto out;
1da177e4 LT	278
b44dfe1a	279	error = -ENODEV;
1da177e4	280	if (!gus->ess_flag) {
0418ff0c TI	281	dev_err(dev, "GUS Extreme soundcard was not "
0418ff0c TI	282	"detected at 0x%lx\n", gus->gf1.port);
1da177e4 LT	283	goto out;
1da177e4 LT	284	}
442f4f36	285	gus->codec_flag = 1;
b44dfe1a	286
4b8ab885	287	error = snd_es1688_pcm(card, es1688, 0);
b44dfe1a	288	if (error < 0)
1da177e4 LT	289	goto out;
1da177e4 LT	290
396fa827	291	error = snd_es1688_mixer(card, es1688);
b44dfe1a	292	if (error < 0)
1da177e4 LT	293	goto out;
	294
	295	snd_component_add(card, "ES1688");
b44dfe1a RH	296
b44dfe1a RH	297	if (pcm_channels[n] > 0) {
db5abb3c	298	error = snd_gf1_pcm_new(gus, 1, 1);
b44dfe1a	299	if (error < 0)
1da177e4 LT	300	goto out;
1da177e4 LT	301	}
b44dfe1a RH	302
	303	error = snd_gf1_new_mixer(gus);
	304	if (error < 0)
1da177e4 LT	305	goto out;
1da177e4 LT	306
396fa827	307	error = snd_gusextreme_mixer(card);
b44dfe1a	308	if (error < 0)
1da177e4 LT	309	goto out;
	310
	311	if (snd_opl3_create(card, es1688->port, es1688->port + 2,
b44dfe1a	312	OPL3_HW_OPL3, 0, &opl3) < 0)
0418ff0c	313	dev_warn(dev, "opl3 not detected at 0x%lx\n", es1688->port);
b44dfe1a RH	314	else {
	315	error = snd_opl3_hwdep_new(opl3, 0, 2, NULL);
	316	if (error < 0)
1da177e4 LT	317	goto out;
	318	}
	319
b44dfe1a RH	320	if (es1688->mpu_port >= 0x300) {
b44dfe1a RH	321	error = snd_mpu401_uart_new(card, 0, MPU401_HW_ES1688,
dba8b469	322	es1688->mpu_port, 0, mpu_irq[n], NULL);
b44dfe1a RH	323	if (error < 0)
	324	goto out;
	325	}
1da177e4	326
b44dfe1a RH	327	sprintf(card->longname, "Gravis UltraSound Extreme at 0x%lx, "
	328	"irq %i&%i, dma %i&%i", es1688->port,
	329	gus->gf1.irq, es1688->irq, gus->gf1.dma1, es1688->dma8);
43bcd973	330
b44dfe1a RH	331	error = snd_card_register(card);
b44dfe1a RH	332	if (error < 0)
1da177e4 LT	333	goto out;
1da177e4 LT	334
b44dfe1a	335	dev_set_drvdata(dev, card);
1da177e4 LT	336	return 0;
1da177e4 LT	337
b44dfe1a RH	338	out: snd_card_free(card);
b44dfe1a RH	339	return error;
1da177e4 LT	340	}
1da177e4 LT	341
1bff292e	342	static int snd_gusextreme_remove(struct device *dev, unsigned int n)
1da177e4	343	{
b44dfe1a	344	snd_card_free(dev_get_drvdata(dev));
654aa661	345	return 0;
1da177e4 LT	346	}
1da177e4 LT	347
b44dfe1a RH	348	static struct isa_driver snd_gusextreme_driver = {
b44dfe1a RH	349	.match = snd_gusextreme_match,
654aa661	350	.probe = snd_gusextreme_probe,
1bff292e	351	.remove = snd_gusextreme_remove,
b44dfe1a RH	352	#if 0 /* FIXME */
	353	.suspend = snd_gusextreme_suspend,
	354	.resume = snd_gusextreme_resume,
	355	#endif
654aa661	356	.driver = {
b44dfe1a RH	357	.name = DEV_NAME
b44dfe1a RH	358	}
654aa661 TI	359	};
654aa661 TI	360
1da177e4 LT	361	static int __init alsa_card_gusextreme_init(void)
1da177e4 LT	362	{
b44dfe1a	363	return isa_register_driver(&snd_gusextreme_driver, SNDRV_CARDS);
1da177e4 LT	364	}
	365
	366	static void __exit alsa_card_gusextreme_exit(void)
	367	{
b44dfe1a	368	isa_unregister_driver(&snd_gusextreme_driver);
1da177e4 LT	369	}
1da177e4 LT	370
b44dfe1a RH	371	module_init(alsa_card_gusextreme_init);
b44dfe1a RH	372	module_exit(alsa_card_gusextreme_exit);