[deliverable/linux.git] / sound / isa / sb / es968.c


/*
    card-es968.c - driver for ESS AudioDrive ES968 based soundcards.
    Copyright (C) 1999 by Massimo Piccioni <dafastidio@libero.it>

    Thanks to Pierfrancesco 'qM2' Passerini.

    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/time.h>
#include <linux/pnp.h>
#include <linux/moduleparam.h>
#include <sound/core.h>
#include <sound/initval.h>
#include <sound/sb.h>

#define PFX "es968: "

MODULE_AUTHOR("Massimo Piccioni <dafastidio@libero.it>");
MODULE_DESCRIPTION("ESS AudioDrive ES968");
MODULE_LICENSE("GPL");
MODULE_SUPPORTED_DEVICE("{{ESS,AudioDrive ES968}}");

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_ISAPNP; /* Enable this card */
static long port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;	/* PnP setup */
static int irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ;	/* Pnp setup */
static int dma8[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;	/* PnP setup */

module_param_array(index, int, NULL, 0444);
MODULE_PARM_DESC(index, "Index value for es968 based soundcard.");
module_param_array(id, charp, NULL, 0444);
MODULE_PARM_DESC(id, "ID string for es968 based soundcard.");
module_param_array(enable, bool, NULL, 0444);
MODULE_PARM_DESC(enable, "Enable es968 based soundcard.");

struct snd_card_es968 {
	struct pnp_dev *dev;
	struct snd_sb *chip;
};

static struct pnp_card_device_id snd_es968_pnpids[] = {
	{ .id = "ESS0968", .devs = { { "@@@0968" }, } },
	{ .id = "", } /* end */
};

MODULE_DEVICE_TABLE(pnp_card, snd_es968_pnpids);

#define	DRIVER_NAME	"snd-card-es968"

static irqreturn_t snd_card_es968_interrupt(int irq, void *dev_id)
{
	struct snd_sb *chip = dev_id;

	if (chip->open & SB_OPEN_PCM) {
		return snd_sb8dsp_interrupt(chip);
	} else {
		return snd_sb8dsp_midi_interrupt(chip);
	}
}

static int __devinit snd_card_es968_pnp(int dev, struct snd_card_es968 *acard,
					struct pnp_card_link *card,
					const struct pnp_card_device_id *id)
{
	struct pnp_dev *pdev;
	int err;

	acard->dev = pnp_request_card_device(card, id->devs[0].id, NULL);
	if (acard->dev == NULL)
		return -ENODEV;

	pdev = acard->dev;

	err = pnp_activate_dev(pdev);
	if (err < 0) {
		snd_printk(KERN_ERR PFX "AUDIO pnp configure failure\n");
		return err;
	}
	port[dev] = pnp_port_start(pdev, 0);
	dma8[dev] = pnp_dma(pdev, 1);
	irq[dev] = pnp_irq(pdev, 0);

	return 0;
}

static int __devinit snd_card_es968_probe(int dev,
					struct pnp_card_link *pcard,
					const struct pnp_card_device_id *pid)
{
	int error;
	struct snd_sb *chip;
	struct snd_card *card;
	struct snd_card_es968 *acard;

	error = snd_card_create(index[dev], id[dev], THIS_MODULE,
				sizeof(struct snd_card_es968), &card);
	if (error < 0)
		return error;
	acard = card->private_data;
	if ((error = snd_card_es968_pnp(dev, acard, pcard, pid))) {
		snd_card_free(card);
		return error;
	}
	snd_card_set_dev(card, &pcard->card->dev);

	if ((error = snd_sbdsp_create(card, port[dev],
				      irq[dev],
				      snd_card_es968_interrupt,
				      dma8[dev],
				      -1,
				      SB_HW_AUTO, &chip)) < 0) {
		snd_card_free(card);
		return error;
	}
	acard->chip = chip;

	if ((error = snd_sb8dsp_pcm(chip, 0, NULL)) < 0) {
		snd_card_free(card);
		return error;
	}

	if ((error = snd_sbmixer_new(chip)) < 0) {
		snd_card_free(card);
		return error;
	}

	if ((error = snd_sb8dsp_midi(chip, 0, NULL)) < 0) {
		snd_card_free(card);
		return error;
	}

	strcpy(card->driver, "ES968");
	strcpy(card->shortname, "ESS ES968");
	sprintf(card->longname, "%s soundcard, %s at 0x%lx, irq %d, dma %d",
		card->shortname, chip->name, chip->port, irq[dev], dma8[dev]);

	if ((error = snd_card_register(card)) < 0) {
		snd_card_free(card);
		return error;
	}
	pnp_set_card_drvdata(pcard, card);
	return 0;
}

static unsigned int __devinitdata es968_devices;

static int __devinit snd_es968_pnp_detect(struct pnp_card_link *card,
                                          const struct pnp_card_device_id *id)
{
	static int dev;
	int res;

	for ( ; dev < SNDRV_CARDS; dev++) {
		if (!enable[dev])
			continue;
		res = snd_card_es968_probe(dev, card, id);
		if (res < 0)
			return res;
		dev++;
		es968_devices++;
		return 0;
	}
	return -ENODEV;
}

static void __devexit snd_es968_pnp_remove(struct pnp_card_link * pcard)
{
	snd_card_free(pnp_get_card_drvdata(pcard));
	pnp_set_card_drvdata(pcard, NULL);
}

#ifdef CONFIG_PM
static int snd_es968_pnp_suspend(struct pnp_card_link *pcard, pm_message_t state)
{
	struct snd_card *card = pnp_get_card_drvdata(pcard);
	struct snd_card_es968 *acard = card->private_data;
	struct snd_sb *chip = acard->chip;

	snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
	snd_pcm_suspend_all(chip->pcm);
	snd_sbmixer_suspend(chip);
	return 0;
}

static int snd_es968_pnp_resume(struct pnp_card_link *pcard)
{
	struct snd_card *card = pnp_get_card_drvdata(pcard);
	struct snd_card_es968 *acard = card->private_data;
	struct snd_sb *chip = acard->chip;

	snd_sbdsp_reset(chip);
	snd_sbmixer_resume(chip);
	snd_power_change_state(card, SNDRV_CTL_POWER_D0);
	return 0;
}
#endif

static struct pnp_card_driver es968_pnpc_driver = {
	.flags		= PNP_DRIVER_RES_DISABLE,
	.name		= "es968",
	.id_table	= snd_es968_pnpids,
	.probe		= snd_es968_pnp_detect,
	.remove		= __devexit_p(snd_es968_pnp_remove),
#ifdef CONFIG_PM
	.suspend	= snd_es968_pnp_suspend,
	.resume		= snd_es968_pnp_resume,
#endif
};

static int __init alsa_card_es968_init(void)
{
	int err = pnp_register_card_driver(&es968_pnpc_driver);
	if (err)
		return err;

	if (!es968_devices) {
		pnp_unregister_card_driver(&es968_pnpc_driver);
#ifdef MODULE
		snd_printk(KERN_ERR "no ES968 based soundcards found\n");
#endif
		return -ENODEV;
	}
	return 0;
}

static void __exit alsa_card_es968_exit(void)
{
	pnp_unregister_card_driver(&es968_pnpc_driver);
}

module_init(alsa_card_es968_init)
module_exit(alsa_card_es968_exit)
Commit	Line	Data
1da177e4 LT	1
	2	/*
	3	card-es968.c - driver for ESS AudioDrive ES968 based soundcards.
	4	Copyright (C) 1999 by Massimo Piccioni <dafastidio@libero.it>
	5
	6	Thanks to Pierfrancesco 'qM2' Passerini.
	7
	8	This program is free software; you can redistribute it and/or modify
	9	it under the terms of the GNU General Public License as published by
	10	the Free Software Foundation; either version 2 of the License, or
	11	(at your option) any later version.
	12
	13	This program is distributed in the hope that it will be useful,
	14	but WITHOUT ANY WARRANTY; without even the implied warranty of
	15	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	16	GNU General Public License for more details.
	17
	18	You should have received a copy of the GNU General Public License
	19	along with this program; if not, write to the Free Software
	20	Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
	21	*/
	22
1da177e4 LT	23	#include <linux/init.h>
	24	#include <linux/time.h>
	25	#include <linux/pnp.h>
	26	#include <linux/moduleparam.h>
	27	#include <sound/core.h>
	28	#include <sound/initval.h>
	29	#include <sound/sb.h>
	30
	31	#define PFX "es968: "
	32
	33	MODULE_AUTHOR("Massimo Piccioni <dafastidio@libero.it>");
	34	MODULE_DESCRIPTION("ESS AudioDrive ES968");
	35	MODULE_LICENSE("GPL");
	36	MODULE_SUPPORTED_DEVICE("{{ESS,AudioDrive ES968}}");
	37
	38	static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */
	39	static char id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; / ID for this card */
	40	static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_ISAPNP; /* Enable this card */
	41	static long port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* PnP setup */
	42	static int irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; /* Pnp setup */
	43	static int dma8[SNDRV_CARDS] = SNDRV_DEFAULT_DMA; /* PnP setup */
	44
	45	module_param_array(index, int, NULL, 0444);
	46	MODULE_PARM_DESC(index, "Index value for es968 based soundcard.");
	47	module_param_array(id, charp, NULL, 0444);
	48	MODULE_PARM_DESC(id, "ID string for es968 based soundcard.");
	49	module_param_array(enable, bool, NULL, 0444);
	50	MODULE_PARM_DESC(enable, "Enable es968 based soundcard.");
1da177e4 LT	51
	52	struct snd_card_es968 {
	53	struct pnp_dev *dev;
7a8fef1f	54	struct snd_sb *chip;
1da177e4 LT	55	};
	56
	57	static struct pnp_card_device_id snd_es968_pnpids[] = {
	58	{ .id = "ESS0968", .devs = { { "@@@0968" }, } },
	59	{ .id = "", } /* end */
	60	};
	61
	62	MODULE_DEVICE_TABLE(pnp_card, snd_es968_pnpids);
	63
	64	#define DRIVER_NAME "snd-card-es968"
	65
7d12e780	66	static irqreturn_t snd_card_es968_interrupt(int irq, void *dev_id)
1da177e4	67	{
029d64b0	68	struct snd_sb *chip = dev_id;
1da177e4 LT	69
	70	if (chip->open & SB_OPEN_PCM) {
	71	return snd_sb8dsp_interrupt(chip);
	72	} else {
	73	return snd_sb8dsp_midi_interrupt(chip);
	74	}
	75	}
	76
	77	static int __devinit snd_card_es968_pnp(int dev, struct snd_card_es968 *acard,
	78	struct pnp_card_link *card,
	79	const struct pnp_card_device_id *id)
	80	{
	81	struct pnp_dev *pdev;
1da177e4	82	int err;
109c53f8	83
1da177e4	84	acard->dev = pnp_request_card_device(card, id->devs[0].id, NULL);
109c53f8	85	if (acard->dev == NULL)
1da177e4	86	return -ENODEV;
1da177e4 LT	87
	88	pdev = acard->dev;
	89
1da177e4 LT	90	err = pnp_activate_dev(pdev);
	91	if (err < 0) {
	92	snd_printk(KERN_ERR PFX "AUDIO pnp configure failure\n");
1da177e4 LT	93	return err;
	94	}
	95	port[dev] = pnp_port_start(pdev, 0);
	96	dma8[dev] = pnp_dma(pdev, 1);
	97	irq[dev] = pnp_irq(pdev, 0);
	98
1da177e4 LT	99	return 0;
	100	}
	101
6a3a3a02	102	static int __devinit snd_card_es968_probe(int dev,
1da177e4 LT	103	struct pnp_card_link *pcard,
	104	const struct pnp_card_device_id *pid)
	105	{
	106	int error;
029d64b0 TI	107	struct snd_sb *chip;
029d64b0 TI	108	struct snd_card *card;
1da177e4 LT	109	struct snd_card_es968 *acard;
1da177e4 LT	110
c95eadd2 TI	111	error = snd_card_create(index[dev], id[dev], THIS_MODULE,
	112	sizeof(struct snd_card_es968), &card);
	113	if (error < 0)
	114	return error;
7a8fef1f	115	acard = card->private_data;
1da177e4 LT	116	if ((error = snd_card_es968_pnp(dev, acard, pcard, pid))) {
	117	snd_card_free(card);
	118	return error;
	119	}
	120	snd_card_set_dev(card, &pcard->card->dev);
	121
	122	if ((error = snd_sbdsp_create(card, port[dev],
	123	irq[dev],
	124	snd_card_es968_interrupt,
	125	dma8[dev],
	126	-1,
	127	SB_HW_AUTO, &chip)) < 0) {
	128	snd_card_free(card);
	129	return error;
	130	}
7a8fef1f	131	acard->chip = chip;
1da177e4 LT	132
	133	if ((error = snd_sb8dsp_pcm(chip, 0, NULL)) < 0) {
	134	snd_card_free(card);
	135	return error;
	136	}
	137
	138	if ((error = snd_sbmixer_new(chip)) < 0) {
	139	snd_card_free(card);
	140	return error;
	141	}
	142
	143	if ((error = snd_sb8dsp_midi(chip, 0, NULL)) < 0) {
	144	snd_card_free(card);
	145	return error;
	146	}
	147
	148	strcpy(card->driver, "ES968");
	149	strcpy(card->shortname, "ESS ES968");
	150	sprintf(card->longname, "%s soundcard, %s at 0x%lx, irq %d, dma %d",
	151	card->shortname, chip->name, chip->port, irq[dev], dma8[dev]);
	152
	153	if ((error = snd_card_register(card)) < 0) {
	154	snd_card_free(card);
	155	return error;
	156	}
	157	pnp_set_card_drvdata(pcard, card);
	158	return 0;
	159	}
	160
6a3a3a02 BH	161	static unsigned int __devinitdata es968_devices;
6a3a3a02 BH	162
1da177e4 LT	163	static int __devinit snd_es968_pnp_detect(struct pnp_card_link *card,
	164	const struct pnp_card_device_id *id)
	165	{
	166	static int dev;
	167	int res;
	168
	169	for ( ; dev < SNDRV_CARDS; dev++) {
	170	if (!enable[dev])
	171	continue;
	172	res = snd_card_es968_probe(dev, card, id);
	173	if (res < 0)
	174	return res;
	175	dev++;
6a3a3a02	176	es968_devices++;
1da177e4 LT	177	return 0;
	178	}
	179	return -ENODEV;
	180	}
	181
	182	static void __devexit snd_es968_pnp_remove(struct pnp_card_link * pcard)
	183	{
7a8fef1f TI	184	snd_card_free(pnp_get_card_drvdata(pcard));
	185	pnp_set_card_drvdata(pcard, NULL);
	186	}
	187
	188	#ifdef CONFIG_PM
	189	static int snd_es968_pnp_suspend(struct pnp_card_link *pcard, pm_message_t state)
	190	{
	191	struct snd_card *card = pnp_get_card_drvdata(pcard);
	192	struct snd_card_es968 *acard = card->private_data;
	193	struct snd_sb *chip = acard->chip;
	194
	195	snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
	196	snd_pcm_suspend_all(chip->pcm);
	197	snd_sbmixer_suspend(chip);
	198	return 0;
	199	}
	200
	201	static int snd_es968_pnp_resume(struct pnp_card_link *pcard)
	202	{
	203	struct snd_card *card = pnp_get_card_drvdata(pcard);
	204	struct snd_card_es968 *acard = card->private_data;
	205	struct snd_sb *chip = acard->chip;
1da177e4	206
7a8fef1f TI	207	snd_sbdsp_reset(chip);
	208	snd_sbmixer_resume(chip);
	209	snd_power_change_state(card, SNDRV_CTL_POWER_D0);
	210	return 0;
1da177e4	211	}
7a8fef1f	212	#endif
1da177e4 LT	213
	214	static struct pnp_card_driver es968_pnpc_driver = {
	215	.flags = PNP_DRIVER_RES_DISABLE,
	216	.name = "es968",
	217	.id_table = snd_es968_pnpids,
	218	.probe = snd_es968_pnp_detect,
	219	.remove = __devexit_p(snd_es968_pnp_remove),
7a8fef1f TI	220	#ifdef CONFIG_PM
	221	.suspend = snd_es968_pnp_suspend,
	222	.resume = snd_es968_pnp_resume,
	223	#endif
1da177e4 LT	224	};
	225
	226	static int __init alsa_card_es968_init(void)
	227	{
6a3a3a02 BH	228	int err = pnp_register_card_driver(&es968_pnpc_driver);
	229	if (err)
	230	return err;
	231
	232	if (!es968_devices) {
1da177e4	233	pnp_unregister_card_driver(&es968_pnpc_driver);
7a8fef1f	234	#ifdef MODULE
1da177e4	235	snd_printk(KERN_ERR "no ES968 based soundcards found\n");
1da177e4	236	#endif
7a8fef1f TI	237	return -ENODEV;
	238	}
	239	return 0;
1da177e4 LT	240	}
	241
	242	static void __exit alsa_card_es968_exit(void)
	243	{
	244	pnp_unregister_card_driver(&es968_pnpc_driver);
	245	}
	246
	247	module_init(alsa_card_es968_init)
	248	module_exit(alsa_card_es968_exit)