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

/*
 *  Driver for generic ESS AudioDrive ESx688 soundcards
 *  Copyright (c) by Jaroslav Kysela <perex@suse.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 <sound/driver.h>
#include <asm/dma.h>
#include <linux/init.h>
#include <linux/time.h>
#include <linux/wait.h>
#include <linux/moduleparam.h>
#include <sound/core.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>

MODULE_AUTHOR("Jaroslav Kysela <perex@suse.cz>");
MODULE_DESCRIPTION("ESS ESx688 AudioDrive");
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 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 ESx688 soundcard.");
module_param_array(id, charp, NULL, 0444);
MODULE_PARM_DESC(id, "ID string for ESx688 soundcard.");
module_param_array(enable, bool, NULL, 0444);
MODULE_PARM_DESC(enable, "Enable ESx688 soundcard.");
module_param_array(port, long, NULL, 0444);
MODULE_PARM_DESC(port, "Port # for ESx688 driver.");
module_param_array(mpu_port, long, NULL, 0444);
MODULE_PARM_DESC(mpu_port, "MPU-401 port # for ESx688 driver.");
module_param_array(irq, int, NULL, 0444);
MODULE_PARM_DESC(irq, "IRQ # for ESx688 driver.");
module_param_array(mpu_irq, int, NULL, 0444);
MODULE_PARM_DESC(mpu_irq, "MPU-401 IRQ # for ESx688 driver.");
module_param_array(dma8, int, NULL, 0444);
MODULE_PARM_DESC(dma8, "8-bit DMA # for ESx688 driver.");

static struct snd_card *snd_audiodrive_cards[SNDRV_CARDS] = SNDRV_DEFAULT_PTR;

#define PFX	"es1688: "

static int __init snd_audiodrive_probe(int dev)
{
	static int possible_irqs[] = {5, 9, 10, 7, -1};
	static int possible_dmas[] = {1, 3, 0, -1};
	int xirq, xdma, xmpu_irq;
	struct snd_card *card;
	struct snd_es1688 *chip;
	struct snd_opl3 *opl3;
	struct snd_pcm *pcm;
	int err;

	card = snd_card_new(index[dev], id[dev], THIS_MODULE, 0);
	if (card == NULL)
		return -ENOMEM;

	xirq = irq[dev];
	if (xirq == SNDRV_AUTO_IRQ) {
		if ((xirq = snd_legacy_find_free_irq(possible_irqs)) < 0) {
			snd_printk(KERN_ERR PFX "unable to find a free IRQ\n");
			err = -EBUSY;
			goto _err;
		}
	}
	xmpu_irq = mpu_irq[dev];
	xdma = dma8[dev];
	if (xdma == SNDRV_AUTO_DMA) {
		if ((xdma = snd_legacy_find_free_dma(possible_dmas)) < 0) {
			snd_printk(KERN_ERR PFX "unable to find a free DMA\n");
			err = -EBUSY;
			goto _err;
		}
	}

	if ((err = snd_es1688_create(card, port[dev], mpu_port[dev],
				     xirq, xmpu_irq, xdma,
				     ES1688_HW_AUTO, &chip)) < 0)
		goto _err;

	if ((err = snd_es1688_pcm(chip, 0, &pcm)) < 0)
		goto _err;

	if ((err = snd_es1688_mixer(chip)) < 0)
		goto _err;

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

	if ((snd_opl3_create(card, chip->port, chip->port + 2, OPL3_HW_OPL3, 0, &opl3)) < 0) {
		printk(KERN_WARNING PFX "opl3 not detected at 0x%lx\n", chip->port);
	} else {
		if ((err = snd_opl3_hwdep_new(opl3, 0, 1, NULL)) < 0)
			goto _err;
	}

	if (xmpu_irq >= 0 && xmpu_irq != SNDRV_AUTO_IRQ && chip->mpu_port > 0) {
		if ((err = snd_mpu401_uart_new(card, 0, MPU401_HW_ES1688,
					       chip->mpu_port, 0,
					       xmpu_irq,
					       SA_INTERRUPT,
					       NULL)) < 0)
			goto _err;
	}

	if ((err = snd_card_set_generic_dev(card)) < 0)
		goto _err;

	if ((err = snd_card_register(card)) < 0)
		goto _err;

	snd_audiodrive_cards[dev] = card;
	return 0;

 _err:
	snd_card_free(card);
	return err;
}

static int __init snd_audiodrive_legacy_auto_probe(unsigned long xport)
{
	static int dev;
	int res;
	
	for ( ; dev < SNDRV_CARDS; dev++) {
		if (!enable[dev] || port[dev] != SNDRV_AUTO_PORT)
			continue;
		port[dev] = xport;
		res = snd_audiodrive_probe(dev);
		if (res < 0)
			port[dev] = SNDRV_AUTO_PORT;
		return res;
	}
	return -ENODEV;
}

static int __init alsa_card_es1688_init(void)
{
	static unsigned long possible_ports[] = {0x220, 0x240, 0x260, -1};
	int dev, cards = 0, i;

	for (dev = cards = 0; dev < SNDRV_CARDS && enable[dev]; dev++) {
		if (port[dev] == SNDRV_AUTO_PORT)
			continue;
		if (snd_audiodrive_probe(dev) >= 0)
			cards++;
	}
	i = snd_legacy_auto_probe(possible_ports, snd_audiodrive_legacy_auto_probe);
	if (i > 0)
		cards += i;

	if (!cards) {
#ifdef MODULE
		printk(KERN_ERR "ESS AudioDrive ES1688 soundcard not found or device busy\n");
#endif
		return -ENODEV;
	}
	return 0;
}

static void __exit alsa_card_es1688_exit(void)
{
	int idx;

	for (idx = 0; idx < SNDRV_CARDS; idx++)
		snd_card_free(snd_audiodrive_cards[idx]);
}

module_init(alsa_card_es1688_init)
module_exit(alsa_card_es1688_exit)
Commit	Line	Data
1da177e4 LT	1	/*
	2	* Driver for generic ESS AudioDrive ESx688 soundcards
	3	* Copyright (c) by Jaroslav Kysela <perex@suse.cz>
	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
	22	#include <sound/driver.h>
	23	#include <asm/dma.h>
	24	#include <linux/init.h>
	25	#include <linux/time.h>
	26	#include <linux/wait.h>
	27	#include <linux/moduleparam.h>
	28	#include <sound/core.h>
	29	#include <sound/es1688.h>
	30	#include <sound/mpu401.h>
	31	#include <sound/opl3.h>
	32	#define SNDRV_LEGACY_AUTO_PROBE
	33	#define SNDRV_LEGACY_FIND_FREE_IRQ
	34	#define SNDRV_LEGACY_FIND_FREE_DMA
	35	#include <sound/initval.h>
	36
	37	MODULE_AUTHOR("Jaroslav Kysela <perex@suse.cz>");
	38	MODULE_DESCRIPTION("ESS ESx688 AudioDrive");
	39	MODULE_LICENSE("GPL");
	40	MODULE_SUPPORTED_DEVICE("{{ESS,ES688 PnP AudioDrive,pnp:ESS0100},"
	41	"{ESS,ES1688 PnP AudioDrive,pnp:ESS0102},"
	42	"{ESS,ES688 AudioDrive,pnp:ESS6881},"
	43	"{ESS,ES1688 AudioDrive,pnp:ESS1681}}");
	44
	45	static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */
	46	static char id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; / ID for this card */
	47	static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE; /* Enable this card */
	48	static long port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* 0x220,0x240,0x260 */
	49	static long mpu_port[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = -1};
	50	static int irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; /* 5,7,9,10 */
	51	static int mpu_irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; /* 5,7,9,10 */
	52	static int dma8[SNDRV_CARDS] = SNDRV_DEFAULT_DMA; /* 0,1,3 */
	53
	54	module_param_array(index, int, NULL, 0444);
	55	MODULE_PARM_DESC(index, "Index value for ESx688 soundcard.");
	56	module_param_array(id, charp, NULL, 0444);
	57	MODULE_PARM_DESC(id, "ID string for ESx688 soundcard.");
	58	module_param_array(enable, bool, NULL, 0444);
	59	MODULE_PARM_DESC(enable, "Enable ESx688 soundcard.");
	60	module_param_array(port, long, NULL, 0444);
	61	MODULE_PARM_DESC(port, "Port # for ESx688 driver.");
	62	module_param_array(mpu_port, long, NULL, 0444);
	63	MODULE_PARM_DESC(mpu_port, "MPU-401 port # for ESx688 driver.");
	64	module_param_array(irq, int, NULL, 0444);
65	MODULE_PARM_DESC(irq, "IRQ # for ESx688 driver.");
66	module_param_array(mpu_irq, int, NULL, 0444);
67	MODULE_PARM_DESC(mpu_irq, "MPU-401 IRQ # for ESx688 driver.");
68	module_param_array(dma8, int, NULL, 0444);
69	MODULE_PARM_DESC(dma8, "8-bit DMA # for ESx688 driver.");
70
d3a7e476	71	static struct snd_card *snd_audiodrive_cards[SNDRV_CARDS] = SNDRV_DEFAULT_PTR;
1da177e4	72
43bcd973	73	#define PFX "es1688: "
1da177e4 LT	74
	75	static int __init snd_audiodrive_probe(int dev)
	76	{
	77	static int possible_irqs[] = {5, 9, 10, 7, -1};
	78	static int possible_dmas[] = {1, 3, 0, -1};
	79	int xirq, xdma, xmpu_irq;
d3a7e476 TI	80	struct snd_card *card;
	81	struct snd_es1688 *chip;
	82	struct snd_opl3 *opl3;
	83	struct snd_pcm *pcm;
1da177e4 LT	84	int err;
	85
	86	card = snd_card_new(index[dev], id[dev], THIS_MODULE, 0);
	87	if (card == NULL)
	88	return -ENOMEM;
	89
	90	xirq = irq[dev];
	91	if (xirq == SNDRV_AUTO_IRQ) {
	92	if ((xirq = snd_legacy_find_free_irq(possible_irqs)) < 0) {
43bcd973 TI	93	snd_printk(KERN_ERR PFX "unable to find a free IRQ\n");
	94	err = -EBUSY;
	95	goto _err;
1da177e4 LT	96	}
	97	}
	98	xmpu_irq = mpu_irq[dev];
	99	xdma = dma8[dev];
	100	if (xdma == SNDRV_AUTO_DMA) {
	101	if ((xdma = snd_legacy_find_free_dma(possible_dmas)) < 0) {
43bcd973 TI	102	snd_printk(KERN_ERR PFX "unable to find a free DMA\n");
	103	err = -EBUSY;
	104	goto _err;
1da177e4 LT	105	}
	106	}
	107
	108	if ((err = snd_es1688_create(card, port[dev], mpu_port[dev],
	109	xirq, xmpu_irq, xdma,
43bcd973 TI	110	ES1688_HW_AUTO, &chip)) < 0)
	111	goto _err;
	112
	113	if ((err = snd_es1688_pcm(chip, 0, &pcm)) < 0)
	114	goto _err;
	115
	116	if ((err = snd_es1688_mixer(chip)) < 0)
	117	goto _err;
1da177e4 LT	118
	119	strcpy(card->driver, "ES1688");
	120	strcpy(card->shortname, pcm->name);
	121	sprintf(card->longname, "%s at 0x%lx, irq %i, dma %i", pcm->name, chip->port, xirq, xdma);
	122
	123	if ((snd_opl3_create(card, chip->port, chip->port + 2, OPL3_HW_OPL3, 0, &opl3)) < 0) {
43bcd973	124	printk(KERN_WARNING PFX "opl3 not detected at 0x%lx\n", chip->port);
1da177e4	125	} else {
43bcd973 TI	126	if ((err = snd_opl3_hwdep_new(opl3, 0, 1, NULL)) < 0)
43bcd973 TI	127	goto _err;
1da177e4 LT	128	}
	129
	130	if (xmpu_irq >= 0 && xmpu_irq != SNDRV_AUTO_IRQ && chip->mpu_port > 0) {
	131	if ((err = snd_mpu401_uart_new(card, 0, MPU401_HW_ES1688,
	132	chip->mpu_port, 0,
	133	xmpu_irq,
	134	SA_INTERRUPT,
43bcd973 TI	135	NULL)) < 0)
43bcd973 TI	136	goto _err;
1da177e4	137	}
43bcd973 TI	138
	139	if ((err = snd_card_set_generic_dev(card)) < 0)
	140	goto _err;
	141
	142	if ((err = snd_card_register(card)) < 0)
	143	goto _err;
	144
1da177e4 LT	145	snd_audiodrive_cards[dev] = card;
	146	return 0;
	147
43bcd973 TI	148	_err:
	149	snd_card_free(card);
	150	return err;
1da177e4 LT	151	}
	152
	153	static int __init snd_audiodrive_legacy_auto_probe(unsigned long xport)
	154	{
	155	static int dev;
	156	int res;
	157
	158	for ( ; dev < SNDRV_CARDS; dev++) {
	159	if (!enable[dev] \|\| port[dev] != SNDRV_AUTO_PORT)
	160	continue;
	161	port[dev] = xport;
	162	res = snd_audiodrive_probe(dev);
	163	if (res < 0)
	164	port[dev] = SNDRV_AUTO_PORT;
	165	return res;
	166	}
	167	return -ENODEV;
	168	}
	169
	170	static int __init alsa_card_es1688_init(void)
	171	{
	172	static unsigned long possible_ports[] = {0x220, 0x240, 0x260, -1};
	173	int dev, cards = 0, i;
	174
	175	for (dev = cards = 0; dev < SNDRV_CARDS && enable[dev]; dev++) {
	176	if (port[dev] == SNDRV_AUTO_PORT)
	177	continue;
	178	if (snd_audiodrive_probe(dev) >= 0)
	179	cards++;
	180	}
	181	i = snd_legacy_auto_probe(possible_ports, snd_audiodrive_legacy_auto_probe);
	182	if (i > 0)
	183	cards += i;
	184
	185	if (!cards) {
	186	#ifdef MODULE
	187	printk(KERN_ERR "ESS AudioDrive ES1688 soundcard not found or device busy\n");
	188	#endif
	189	return -ENODEV;
	190	}
	191	return 0;
	192	}
	193
	194	static void __exit alsa_card_es1688_exit(void)
	195	{
	196	int idx;
	197
	198	for (idx = 0; idx < SNDRV_CARDS; idx++)
	199	snd_card_free(snd_audiodrive_cards[idx]);
	200	}
	201
	202	module_init(alsa_card_es1688_init)
	203	module_exit(alsa_card_es1688_exit)