[linux-2.6-block.git] / sound / isa / es1688 / es1688.c

/*
 *  Driver for generic ESS AudioDrive ESx688 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/time.h>
#include <linux/wait.h>
#include <linux/moduleparam.h>
#include <asm/dma.h>
#include <sound/core.h>
#include <sound/es1688.h>
#include <sound/mpu401.h>
#include <sound/opl3.h>
#define SNDRV_LEGACY_FIND_FREE_IRQ
#define SNDRV_LEGACY_FIND_FREE_DMA
#include <sound/initval.h>

#define CRD_NAME "Generic ESS ES1688/ES688 AudioDrive"
#define DEV_NAME "es1688"

MODULE_DESCRIPTION(CRD_NAME);
MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>");
MODULE_LICENSE("GPL");
MODULE_SUPPORTED_DEVICE("{{ESS,ES688 PnP AudioDrive,pnp:ESS0100},"
	        "{ESS,ES1688 PnP AudioDrive,pnp:ESS0102},"
	        "{ESS,ES688 AudioDrive,pnp:ESS6881},"
	        "{ESS,ES1688 AudioDrive,pnp:ESS1681}}");

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 fm_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;	/* Usually 0x388 */
static long mpu_port[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = -1};
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 dma8[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;	/* 0,1,3 */

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(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_param_array(fm_port, long, NULL, 0444);
MODULE_PARM_DESC(fm_port, "FM port # for ES1688 driver.");
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(dma8, int, NULL, 0444);
MODULE_PARM_DESC(dma8, "8-bit DMA # for " CRD_NAME " driver.");

static int __devinit snd_es1688_match(struct device *dev, unsigned int n)
{
	return enable[n];
}

static int __devinit snd_es1688_legacy_create(struct snd_card *card, 
		struct device *dev, unsigned int n, struct snd_es1688 **rchip)
{
	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\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\n");
			return -EBUSY;
		}
	}

	if (port[n] != SNDRV_AUTO_PORT)
		return snd_es1688_create(card, port[n], mpu_port[n], irq[n],
				mpu_irq[n], dma8[n], ES1688_HW_AUTO, rchip);

	i = 0;
	do {
		port[n] = possible_ports[i];
		error = snd_es1688_create(card, port[n], mpu_port[n], irq[n],
				mpu_irq[n], dma8[n], ES1688_HW_AUTO, rchip);
	} while (error < 0 && ++i < ARRAY_SIZE(possible_ports));

	return error;
}

static int __devinit snd_es1688_probe(struct device *dev, unsigned int n)
{
	struct snd_card *card;
	struct snd_es1688 *chip;
	struct snd_opl3 *opl3;
	struct snd_pcm *pcm;
	int error;

	error = snd_card_create(index[n], id[n], THIS_MODULE, 0, &card);
	if (error < 0)
		return error;

	error = snd_es1688_legacy_create(card, dev, n, &chip);
	if (error < 0)
		goto out;

	error = snd_es1688_pcm(chip, 0, &pcm);
	if (error < 0)
		goto out;

	error = snd_es1688_mixer(chip);
	if (error < 0)
		goto out;

	strcpy(card->driver, "ES1688");
	strcpy(card->shortname, pcm->name);
	sprintf(card->longname, "%s at 0x%lx, irq %i, dma %i", pcm->name,
		chip->port, chip->irq, chip->dma8);

	if (fm_port[n] == SNDRV_AUTO_PORT)
		fm_port[n] = port[n];	/* share the same port */

	if (fm_port[n] > 0) {
		if (snd_opl3_create(card, fm_port[n], fm_port[n] + 2,
				OPL3_HW_OPL3, 0, &opl3) < 0)
			dev_warn(dev,
				 "opl3 not detected at 0x%lx\n", fm_port[n]);
		else {
			error =	snd_opl3_hwdep_new(opl3, 0, 1, NULL);
			if (error < 0)
				goto out;
		}
	}

	if (mpu_irq[n] >= 0 && mpu_irq[n] != SNDRV_AUTO_IRQ &&
			chip->mpu_port > 0) {
		error = snd_mpu401_uart_new(card, 0, MPU401_HW_ES1688,
				chip->mpu_port, 0,
				mpu_irq[n], IRQF_DISABLED, NULL);
		if (error < 0)
			goto out;
	}

	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_es1688_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_es1688_driver = {
	.match		= snd_es1688_match,
	.probe		= snd_es1688_probe,
	.remove		= snd_es1688_remove,
#if 0	/* FIXME */
	.suspend	= snd_es1688_suspend,
	.resume		= snd_es1688_resume,
#endif
	.driver		= {
		.name	= DEV_NAME
	}
};

static int __init alsa_card_es1688_init(void)
{
	return isa_register_driver(&snd_es1688_driver, SNDRV_CARDS);
}

static void __exit alsa_card_es1688_exit(void)
{
	isa_unregister_driver(&snd_es1688_driver);
}

module_init(alsa_card_es1688_init);
module_exit(alsa_card_es1688_exit);
Commit	Line	Data
1da177e4 LT	1	/*
1da177e4 LT	2	* Driver for generic ESS AudioDrive ESx688 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>
2a571ed1	23	#include <linux/err.h>
ae596186	24	#include <linux/isa.h>
1da177e4 LT	25	#include <linux/time.h>
	26	#include <linux/wait.h>
	27	#include <linux/moduleparam.h>
2a571ed1	28	#include <asm/dma.h>
1da177e4 LT	29	#include <sound/core.h>
	30	#include <sound/es1688.h>
	31	#include <sound/mpu401.h>
	32	#include <sound/opl3.h>
1da177e4 LT	33	#define SNDRV_LEGACY_FIND_FREE_IRQ
	34	#define SNDRV_LEGACY_FIND_FREE_DMA
	35	#include <sound/initval.h>
	36
ae596186 RH	37	#define CRD_NAME "Generic ESS ES1688/ES688 AudioDrive"
	38	#define DEV_NAME "es1688"
	39
	40	MODULE_DESCRIPTION(CRD_NAME);
c1017a4c	41	MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>");
1da177e4 LT	42	MODULE_LICENSE("GPL");
	43	MODULE_SUPPORTED_DEVICE("{{ESS,ES688 PnP AudioDrive,pnp:ESS0100},"
	44	"{ESS,ES1688 PnP AudioDrive,pnp:ESS0102},"
	45	"{ESS,ES688 AudioDrive,pnp:ESS6881},"
	46	"{ESS,ES1688 AudioDrive,pnp:ESS1681}}");
	47
	48	static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */
	49	static char id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; / ID for this card */
	50	static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE; /* Enable this card */
	51	static long port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* 0x220,0x240,0x260 */
880abd42	52	static long fm_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* Usually 0x388 */
1da177e4 LT	53	static long mpu_port[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = -1};
	54	static int irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; /* 5,7,9,10 */
	55	static int mpu_irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; /* 5,7,9,10 */
	56	static int dma8[SNDRV_CARDS] = SNDRV_DEFAULT_DMA; /* 0,1,3 */
	57
	58	module_param_array(index, int, NULL, 0444);
ae596186	59	MODULE_PARM_DESC(index, "Index value for " CRD_NAME " soundcard.");
1da177e4	60	module_param_array(id, charp, NULL, 0444);
ae596186	61	MODULE_PARM_DESC(id, "ID string for " CRD_NAME " soundcard.");
1da177e4	62	module_param_array(enable, bool, NULL, 0444);
ae596186	63	MODULE_PARM_DESC(enable, "Enable " CRD_NAME " soundcard.");
1da177e4	64	module_param_array(port, long, NULL, 0444);
ae596186	65	MODULE_PARM_DESC(port, "Port # for " CRD_NAME " driver.");
1da177e4	66	module_param_array(mpu_port, long, NULL, 0444);
ae596186	67	MODULE_PARM_DESC(mpu_port, "MPU-401 port # for " CRD_NAME " driver.");
1da177e4	68	module_param_array(irq, int, NULL, 0444);
880abd42 KH	69	module_param_array(fm_port, long, NULL, 0444);
880abd42 KH	70	MODULE_PARM_DESC(fm_port, "FM port # for ES1688 driver.");
ae596186	71	MODULE_PARM_DESC(irq, "IRQ # for " CRD_NAME " driver.");
1da177e4	72	module_param_array(mpu_irq, int, NULL, 0444);
ae596186	73	MODULE_PARM_DESC(mpu_irq, "MPU-401 IRQ # for " CRD_NAME " driver.");
1da177e4	74	module_param_array(dma8, int, NULL, 0444);
ae596186	75	MODULE_PARM_DESC(dma8, "8-bit DMA # for " CRD_NAME " driver.");
f7a9275d	76
ae596186 RH	77	static int __devinit snd_es1688_match(struct device *dev, unsigned int n)
	78	{
	79	return enable[n];
	80	}
1da177e4	81
019608b6 RH	82	static int __devinit snd_es1688_legacy_create(struct snd_card *card,
019608b6 RH	83	struct device dev, unsigned int n, struct snd_es1688 *rchip)
1da177e4	84	{
019608b6	85	static long possible_ports[] = {0x220, 0x240, 0x260};
1da177e4 LT	86	static int possible_irqs[] = {5, 9, 10, 7, -1};
1da177e4 LT	87	static int possible_dmas[] = {1, 3, 0, -1};
ae596186	88
019608b6 RH	89	int i, error;
	90
	91	if (irq[n] == SNDRV_AUTO_IRQ) {
	92	irq[n] = snd_legacy_find_free_irq(possible_irqs);
	93	if (irq[n] < 0) {
0418ff0c	94	dev_err(dev, "unable to find a free IRQ\n");
019608b6 RH	95	return -EBUSY;
	96	}
	97	}
	98	if (dma8[n] == SNDRV_AUTO_DMA) {
	99	dma8[n] = snd_legacy_find_free_dma(possible_dmas);
	100	if (dma8[n] < 0) {
0418ff0c	101	dev_err(dev, "unable to find a free DMA\n");
019608b6 RH	102	return -EBUSY;
	103	}
	104	}
	105
	106	if (port[n] != SNDRV_AUTO_PORT)
	107	return snd_es1688_create(card, port[n], mpu_port[n], irq[n],
	108	mpu_irq[n], dma8[n], ES1688_HW_AUTO, rchip);
	109
	110	i = 0;
	111	do {
	112	port[n] = possible_ports[i];
	113	error = snd_es1688_create(card, port[n], mpu_port[n], irq[n],
	114	mpu_irq[n], dma8[n], ES1688_HW_AUTO, rchip);
	115	} while (error < 0 && ++i < ARRAY_SIZE(possible_ports));
	116
	117	return error;
	118	}
	119
	120	static int __devinit snd_es1688_probe(struct device *dev, unsigned int n)
	121	{
d3a7e476 TI	122	struct snd_card *card;
	123	struct snd_es1688 *chip;
	124	struct snd_opl3 *opl3;
	125	struct snd_pcm *pcm;
ae596186 RH	126	int error;
ae596186 RH	127
c95eadd2 TI	128	error = snd_card_create(index[n], id[n], THIS_MODULE, 0, &card);
	129	if (error < 0)
	130	return error;
1da177e4	131
019608b6	132	error = snd_es1688_legacy_create(card, dev, n, &chip);
ae596186 RH	133	if (error < 0)
ae596186 RH	134	goto out;
43bcd973	135
ae596186 RH	136	error = snd_es1688_pcm(chip, 0, &pcm);
	137	if (error < 0)
	138	goto out;
43bcd973	139
ae596186 RH	140	error = snd_es1688_mixer(chip);
	141	if (error < 0)
	142	goto out;
1da177e4 LT	143
	144	strcpy(card->driver, "ES1688");
	145	strcpy(card->shortname, pcm->name);
019608b6 RH	146	sprintf(card->longname, "%s at 0x%lx, irq %i, dma %i", pcm->name,
019608b6 RH	147	chip->port, chip->irq, chip->dma8);
1da177e4	148
880abd42 KH	149	if (fm_port[n] == SNDRV_AUTO_PORT)
	150	fm_port[n] = port[n]; /* share the same port */
	151
	152	if (fm_port[n] > 0) {
	153	if (snd_opl3_create(card, fm_port[n], fm_port[n] + 2,
	154	OPL3_HW_OPL3, 0, &opl3) < 0)
	155	dev_warn(dev,
	156	"opl3 not detected at 0x%lx\n", fm_port[n]);
	157	else {
	158	error = snd_opl3_hwdep_new(opl3, 0, 1, NULL);
	159	if (error < 0)
	160	goto out;
	161	}
1da177e4 LT	162	}
1da177e4 LT	163
019608b6 RH	164	if (mpu_irq[n] >= 0 && mpu_irq[n] != SNDRV_AUTO_IRQ &&
	165	chip->mpu_port > 0) {
	166	error = snd_mpu401_uart_new(card, 0, MPU401_HW_ES1688,
	167	chip->mpu_port, 0,
	168	mpu_irq[n], IRQF_DISABLED, NULL);
ae596186 RH	169	if (error < 0)
ae596186 RH	170	goto out;
1da177e4	171	}
43bcd973	172
ae596186	173	snd_card_set_dev(card, dev);
43bcd973	174
ae596186 RH	175	error = snd_card_register(card);
	176	if (error < 0)
	177	goto out;
43bcd973	178
ae596186	179	dev_set_drvdata(dev, card);
1da177e4 LT	180	return 0;
1da177e4 LT	181
ae596186 RH	182	out: snd_card_free(card);
ae596186 RH	183	return error;
1da177e4 LT	184	}
1da177e4 LT	185
ae596186	186	static int __devexit snd_es1688_remove(struct device *dev, unsigned int n)
1da177e4	187	{
ae596186 RH	188	snd_card_free(dev_get_drvdata(dev));
ae596186 RH	189	dev_set_drvdata(dev, NULL);
2a571ed1	190	return 0;
1da177e4 LT	191	}
1da177e4 LT	192
ae596186 RH	193	static struct isa_driver snd_es1688_driver = {
ae596186 RH	194	.match = snd_es1688_match,
2a571ed1	195	.probe = snd_es1688_probe,
ae596186 RH	196	.remove = snd_es1688_remove,
	197	#if 0 /* FIXME */
	198	.suspend = snd_es1688_suspend,
	199	.resume = snd_es1688_resume,
	200	#endif
2a571ed1	201	.driver = {
ae596186 RH	202	.name = DEV_NAME
ae596186 RH	203	}
2a571ed1 TI	204	};
2a571ed1 TI	205
1da177e4 LT	206	static int __init alsa_card_es1688_init(void)
1da177e4 LT	207	{
ae596186	208	return isa_register_driver(&snd_es1688_driver, SNDRV_CARDS);
1da177e4 LT	209	}
	210
	211	static void __exit alsa_card_es1688_exit(void)
	212	{
ae596186	213	isa_unregister_driver(&snd_es1688_driver);
1da177e4 LT	214	}
1da177e4 LT	215
ae596186 RH	216	module_init(alsa_card_es1688_init);
ae596186 RH	217	module_exit(alsa_card_es1688_exit);