sound/isa/ad1816a/ad1816a.c - LeafOS-Devices/android_kernel_samsung_universal7904 - Gitiles


 /*
     card-ad1816a.c - driver for ADI SoundPort AD1816A based soundcards.
     Copyright (C) 2000 by Massimo Piccioni <dafastidio@libero.it>

     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 <linux/init.h>
 #include <linux/time.h>
 #include <linux/wait.h>
 #include <linux/pnp.h>
 #include <linux/moduleparam.h>
 #include <sound/core.h>
 #include <sound/initval.h>
 #include <sound/ad1816a.h>
 #include <sound/mpu401.h>
 #include <sound/opl3.h>

 #define PFX "ad1816a: "

 MODULE_AUTHOR("Massimo Piccioni <dafastidio@libero.it>");
 MODULE_DESCRIPTION("AD1816A, AD1815");
 MODULE_LICENSE("GPL");
 MODULE_SUPPORTED_DEVICE("{{Highscreen,Sound-Boostar 16 3D},"
 		"{Analog Devices,AD1815},"
 		"{Analog Devices,AD1816A},"
 		"{TerraTec,Base 64},"
 		"{TerraTec,AudioSystem EWS64S},"
 		"{Aztech/Newcom SC-16 3D},"
 		"{Shark Predator ISA}}");

 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;	/* Index 1-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 long mpu_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;	/* PnP setup */
 static long fm_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;	/* PnP setup */
 static int irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ;	/* Pnp setup */
 static int mpu_irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ;	/* Pnp setup */
 static int dma1[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;	/* PnP setup */
 static int dma2[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;	/* PnP setup */

 module_param_array(index, int, NULL, 0444);
 MODULE_PARM_DESC(index, "Index value for ad1816a based soundcard.");
 module_param_array(id, charp, NULL, 0444);
 MODULE_PARM_DESC(id, "ID string for ad1816a based soundcard.");
 module_param_array(enable, bool, NULL, 0444);
 MODULE_PARM_DESC(enable, "Enable ad1816a based soundcard.");
 module_param_array(port, long, NULL, 0444);
 MODULE_PARM_DESC(port, "Port # for ad1816a driver.");
 module_param_array(mpu_port, long, NULL, 0444);
 MODULE_PARM_DESC(mpu_port, "MPU-401 port # for ad1816a driver.");
 module_param_array(fm_port, long, NULL, 0444);
 MODULE_PARM_DESC(fm_port, "FM port # for ad1816a driver.");
 module_param_array(irq, int, NULL, 0444);
 MODULE_PARM_DESC(irq, "IRQ # for ad1816a driver.");
 module_param_array(mpu_irq, int, NULL, 0444);
 MODULE_PARM_DESC(mpu_irq, "MPU-401 IRQ # for ad1816a driver.");
 module_param_array(dma1, int, NULL, 0444);
 MODULE_PARM_DESC(dma1, "1st DMA # for ad1816a driver.");
 module_param_array(dma2, int, NULL, 0444);
 MODULE_PARM_DESC(dma2, "2nd DMA # for ad1816a driver.");

 struct snd_card_ad1816a {
 	struct pnp_dev *dev;
 	struct pnp_dev *devmpu;
 };

 static struct pnp_card_device_id snd_ad1816a_pnpids[] = {
 	/* Analog Devices AD1815 */
 	{ .id = "ADS7150", .devs = { { .id = "ADS7150" }, { .id = "ADS7151" } } },
 	/* Analog Devices AD1816A - added by Kenneth Platz <kxp@atl.hp.com> */
 	{ .id = "ADS7181", .devs = { { .id = "ADS7180" }, { .id = "ADS7181" } } },
 	/* Analog Devices AD1816A - Aztech/Newcom SC-16 3D */
 	{ .id = "AZT1022", .devs = { { .id = "AZT1018" }, { .id = "AZT2002" } } },
 	/* Highscreen Sound-Boostar 16 3D - added by Stefan Behnel */
 	{ .id = "LWC1061", .devs = { { .id = "ADS7180" }, { .id = "ADS7181" } } },
 	/* Highscreen Sound-Boostar 16 3D */
 	{ .id = "MDK1605", .devs = { { .id = "ADS7180" }, { .id = "ADS7181" } } },
 	/* Shark Predator ISA - added by Ken Arromdee */
 	{ .id = "SMM7180", .devs = { { .id = "ADS7180" }, { .id = "ADS7181" } } },
 	/* Analog Devices AD1816A - Terratec AudioSystem EWS64S */
 	{ .id = "TER1112", .devs = { { .id = "ADS7180" }, { .id = "ADS7181" } } },
 	/* Analog Devices AD1816A - Terratec Base 64 */
 	{ .id = "TER1411", .devs = { { .id = "ADS7180" }, { .id = "ADS7181" } } },
 	/* end */
 	{ .id = "" }
 };

 MODULE_DEVICE_TABLE(pnp_card, snd_ad1816a_pnpids);


 #define	DRIVER_NAME	"snd-card-ad1816a"


 static int __devinit snd_card_ad1816a_pnp(int dev, struct snd_card_ad1816a *acard,
 					  struct pnp_card_link *card,
 					  const struct pnp_card_device_id *id)
 {
 	struct pnp_dev *pdev;
 	struct pnp_resource_table *cfg = kmalloc(sizeof(*cfg), GFP_KERNEL);
 	int err;

 	acard->dev = pnp_request_card_device(card, id->devs[0].id, NULL);
 	if (acard->dev == NULL) {
 		kfree(cfg);
 		return -EBUSY;
 	}
 	acard->devmpu = pnp_request_card_device(card, id->devs[1].id, NULL);
 	if (acard->devmpu == NULL) {
 		kfree(cfg);
 		return -EBUSY;
 	}

 	pdev = acard->dev;
 	pnp_init_resource_table(cfg);

 	if (port[dev] != SNDRV_AUTO_PORT)
 		pnp_resource_change(&cfg->port_resource[2], port[dev], 16);
 	if (fm_port[dev] != SNDRV_AUTO_PORT)
 		pnp_resource_change(&cfg->port_resource[1], fm_port[dev], 4);
 	if (dma1[dev] != SNDRV_AUTO_DMA)
 		pnp_resource_change(&cfg->dma_resource[0], dma1[dev], 1);
 	if (dma2[dev] != SNDRV_AUTO_DMA)
 		pnp_resource_change(&cfg->dma_resource[1], dma2[dev], 1);
 	if (irq[dev] != SNDRV_AUTO_IRQ)
 		pnp_resource_change(&cfg->irq_resource[0], irq[dev], 1);

 	if (pnp_manual_config_dev(pdev, cfg, 0) < 0)
 		snd_printk(KERN_ERR PFX "AUDIO the requested resources are invalid, using auto config\n");
 	err = pnp_activate_dev(pdev);
 	if (err < 0) {
 		printk(KERN_ERR PFX "AUDIO PnP configure failure\n");
 		kfree(cfg);
 		return -EBUSY;
 	}

 	port[dev] = pnp_port_start(pdev, 2);
 	fm_port[dev] = pnp_port_start(pdev, 1);
 	dma1[dev] = pnp_dma(pdev, 0);
 	dma2[dev] = pnp_dma(pdev, 1);
 	irq[dev] = pnp_irq(pdev, 0);

 	pdev = acard->devmpu;
 	pnp_init_resource_table(cfg);

 	if (mpu_port[dev] != SNDRV_AUTO_PORT)
 		pnp_resource_change(&cfg->port_resource[0], mpu_port[dev], 2);
 	if (mpu_irq[dev] != SNDRV_AUTO_IRQ)
 		pnp_resource_change(&cfg->irq_resource[0], mpu_irq[dev], 1);

 	if (pnp_manual_config_dev(pdev, cfg, 0) < 0)
 		snd_printk(KERN_ERR PFX "AUDIO the requested resources are invalid, using auto config\n");
 	err = pnp_activate_dev(pdev);
 	if (err < 0) {
 		printk(KERN_ERR PFX "MPU401 PnP configure failure\n");
 		mpu_port[dev] = -1;
 		acard->devmpu = NULL;
 	} else {
 		mpu_port[dev] = pnp_port_start(pdev, 0);
 		mpu_irq[dev] = pnp_irq(pdev, 0);
 	}

 	kfree(cfg);
 	return 0;
 }

 static int __devinit snd_card_ad1816a_probe(int dev, struct pnp_card_link *pcard,
 					    const struct pnp_card_device_id *pid)
 {
 	int error;
 	snd_card_t *card;
 	struct snd_card_ad1816a *acard;
 	ad1816a_t *chip;
 	opl3_t *opl3;

 	if ((card = snd_card_new(index[dev], id[dev], THIS_MODULE,
 				 sizeof(struct snd_card_ad1816a))) == NULL)
 		return -ENOMEM;
 	acard = (struct snd_card_ad1816a *)card->private_data;

 	if ((error = snd_card_ad1816a_pnp(dev, acard, pcard, pid))) {
 		snd_card_free(card);
 		return error;
 	}
 	snd_card_set_dev(card, &pcard->card->dev);

 	if ((error = snd_ad1816a_create(card, port[dev],
 					irq[dev],
 					dma1[dev],
 					dma2[dev],
 					&chip)) < 0) {
 		snd_card_free(card);
 		return error;
 	}

 	strcpy(card->driver, "AD1816A");
 	strcpy(card->shortname, "ADI SoundPort AD1816A");
 	sprintf(card->longname, "%s, SS at 0x%lx, irq %d, dma %d&%d",
 		card->shortname, chip->port, irq[dev], dma1[dev], dma2[dev]);

 	if ((error = snd_ad1816a_pcm(chip, 0, NULL)) < 0) {
 		snd_card_free(card);
 		return error;
 	}

 	if ((error = snd_ad1816a_mixer(chip)) < 0) {
 		snd_card_free(card);
 		return error;
 	}

 	if (mpu_port[dev] > 0) {
 		if (snd_mpu401_uart_new(card, 0, MPU401_HW_MPU401,
 					mpu_port[dev], 0, mpu_irq[dev], SA_INTERRUPT,
 					NULL) < 0)
 			printk(KERN_ERR PFX "no MPU-401 device at 0x%lx.\n", mpu_port[dev]);
 	}

 	if (fm_port[dev] > 0) {
 		if (snd_opl3_create(card,
 				    fm_port[dev], fm_port[dev] + 2,
 				    OPL3_HW_AUTO, 0, &opl3) < 0) {
 			printk(KERN_ERR PFX "no OPL device at 0x%lx-0x%lx.\n", fm_port[dev], fm_port[dev] + 2);
 		} else {
 			if ((error = snd_opl3_timer_new(opl3, 1, 2)) < 0) {
 				snd_card_free(card);
 				return error;
 			}
 			if ((error = snd_opl3_hwdep_new(opl3, 0, 1, NULL)) < 0) {
 				snd_card_free(card);
 				return error;
 			}
 		}
 	}

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

 static int __devinit snd_ad1816a_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_ad1816a_probe(dev, card, id);
 		if (res < 0)
 			return res;
 		dev++;
 		return 0;
 	}
         return -ENODEV;
 }

 static void __devexit snd_ad1816a_pnp_remove(struct pnp_card_link * pcard)
 {
 	snd_card_t *card = (snd_card_t *) pnp_get_card_drvdata(pcard);

 	snd_card_disconnect(card);
 	snd_card_free_in_thread(card);
 }

 static struct pnp_card_driver ad1816a_pnpc_driver = {
 	.flags		= PNP_DRIVER_RES_DISABLE,
 	.name		= "ad1816a",
 	.id_table	= snd_ad1816a_pnpids,
 	.probe		= snd_ad1816a_pnp_detect,
 	.remove		= __devexit_p(snd_ad1816a_pnp_remove),
 };

 static int __init alsa_card_ad1816a_init(void)
 {
 	int cards = 0;

 	cards += pnp_register_card_driver(&ad1816a_pnpc_driver);
 #ifdef MODULE
 	if (!cards) {
 		pnp_unregister_card_driver(&ad1816a_pnpc_driver);
 		printk(KERN_ERR "no AD1816A based soundcards found.\n");
 	}
 #endif	/* MODULE */
 	return cards ? 0 : -ENODEV;
 }

 static void __exit alsa_card_ad1816a_exit(void)
 {
 	pnp_unregister_card_driver(&ad1816a_pnpc_driver);
 }

 module_init(alsa_card_ad1816a_init)
 module_exit(alsa_card_ad1816a_exit)

	/*
	card-ad1816a.c - driver for ADI SoundPort AD1816A based soundcards.
	Copyright (C) 2000 by Massimo Piccioni <dafastidio@libero.it>

	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 <linux/init.h>
	#include <linux/time.h>
	#include <linux/wait.h>
	#include <linux/pnp.h>
	#include <linux/moduleparam.h>
	#include <sound/core.h>
	#include <sound/initval.h>
	#include <sound/ad1816a.h>
	#include <sound/mpu401.h>
	#include <sound/opl3.h>

	#define PFX "ad1816a: "

	MODULE_AUTHOR("Massimo Piccioni <dafastidio@libero.it>");
	MODULE_DESCRIPTION("AD1816A, AD1815");
	MODULE_LICENSE("GPL");
	MODULE_SUPPORTED_DEVICE("{{Highscreen,Sound-Boostar 16 3D},"
	"{Analog Devices,AD1815},"
	"{Analog Devices,AD1816A},"
	"{TerraTec,Base 64},"
	"{TerraTec,AudioSystem EWS64S},"
	"{Aztech/Newcom SC-16 3D},"
	"{Shark Predator ISA}}");

	static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 1-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 long mpu_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* PnP setup */
	static long fm_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* PnP setup */
	static int irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; /* Pnp setup */
	static int mpu_irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; /* Pnp setup */
	static int dma1[SNDRV_CARDS] = SNDRV_DEFAULT_DMA; /* PnP setup */
	static int dma2[SNDRV_CARDS] = SNDRV_DEFAULT_DMA; /* PnP setup */

	module_param_array(index, int, NULL, 0444);
	MODULE_PARM_DESC(index, "Index value for ad1816a based soundcard.");
	module_param_array(id, charp, NULL, 0444);
	MODULE_PARM_DESC(id, "ID string for ad1816a based soundcard.");
	module_param_array(enable, bool, NULL, 0444);
	MODULE_PARM_DESC(enable, "Enable ad1816a based soundcard.");
	module_param_array(port, long, NULL, 0444);
	MODULE_PARM_DESC(port, "Port # for ad1816a driver.");
	module_param_array(mpu_port, long, NULL, 0444);
	MODULE_PARM_DESC(mpu_port, "MPU-401 port # for ad1816a driver.");
	module_param_array(fm_port, long, NULL, 0444);
	MODULE_PARM_DESC(fm_port, "FM port # for ad1816a driver.");
	module_param_array(irq, int, NULL, 0444);
	MODULE_PARM_DESC(irq, "IRQ # for ad1816a driver.");
	module_param_array(mpu_irq, int, NULL, 0444);
	MODULE_PARM_DESC(mpu_irq, "MPU-401 IRQ # for ad1816a driver.");
	module_param_array(dma1, int, NULL, 0444);
	MODULE_PARM_DESC(dma1, "1st DMA # for ad1816a driver.");
	module_param_array(dma2, int, NULL, 0444);
	MODULE_PARM_DESC(dma2, "2nd DMA # for ad1816a driver.");

	struct snd_card_ad1816a {
	struct pnp_dev *dev;
	struct pnp_dev *devmpu;
	};

	static struct pnp_card_device_id snd_ad1816a_pnpids[] = {
	/* Analog Devices AD1815 */
	{ .id = "ADS7150", .devs = { { .id = "ADS7150" }, { .id = "ADS7151" } } },
	/* Analog Devices AD1816A - added by Kenneth Platz <kxp@atl.hp.com> */
	{ .id = "ADS7181", .devs = { { .id = "ADS7180" }, { .id = "ADS7181" } } },
	/* Analog Devices AD1816A - Aztech/Newcom SC-16 3D */
	{ .id = "AZT1022", .devs = { { .id = "AZT1018" }, { .id = "AZT2002" } } },
	/* Highscreen Sound-Boostar 16 3D - added by Stefan Behnel */
	{ .id = "LWC1061", .devs = { { .id = "ADS7180" }, { .id = "ADS7181" } } },
	/* Highscreen Sound-Boostar 16 3D */
	{ .id = "MDK1605", .devs = { { .id = "ADS7180" }, { .id = "ADS7181" } } },
	/* Shark Predator ISA - added by Ken Arromdee */
	{ .id = "SMM7180", .devs = { { .id = "ADS7180" }, { .id = "ADS7181" } } },
	/* Analog Devices AD1816A - Terratec AudioSystem EWS64S */
	{ .id = "TER1112", .devs = { { .id = "ADS7180" }, { .id = "ADS7181" } } },
	/* Analog Devices AD1816A - Terratec Base 64 */
	{ .id = "TER1411", .devs = { { .id = "ADS7180" }, { .id = "ADS7181" } } },
	/* end */
	{ .id = "" }
	};

	MODULE_DEVICE_TABLE(pnp_card, snd_ad1816a_pnpids);


	#define DRIVER_NAME "snd-card-ad1816a"


	static int __devinit snd_card_ad1816a_pnp(int dev, struct snd_card_ad1816a *acard,
	struct pnp_card_link *card,
	const struct pnp_card_device_id *id)
	{
	struct pnp_dev *pdev;
	struct pnp_resource_table cfg = kmalloc(sizeof(cfg), GFP_KERNEL);
	int err;

	acard->dev = pnp_request_card_device(card, id->devs[0].id, NULL);
	if (acard->dev == NULL) {
	kfree(cfg);
	return -EBUSY;
	}
	acard->devmpu = pnp_request_card_device(card, id->devs[1].id, NULL);
	if (acard->devmpu == NULL) {
	kfree(cfg);
	return -EBUSY;
	}

	pdev = acard->dev;
	pnp_init_resource_table(cfg);

	if (port[dev] != SNDRV_AUTO_PORT)
	pnp_resource_change(&cfg->port_resource[2], port[dev], 16);
	if (fm_port[dev] != SNDRV_AUTO_PORT)
	pnp_resource_change(&cfg->port_resource[1], fm_port[dev], 4);
	if (dma1[dev] != SNDRV_AUTO_DMA)
	pnp_resource_change(&cfg->dma_resource[0], dma1[dev], 1);
	if (dma2[dev] != SNDRV_AUTO_DMA)
	pnp_resource_change(&cfg->dma_resource[1], dma2[dev], 1);
	if (irq[dev] != SNDRV_AUTO_IRQ)
	pnp_resource_change(&cfg->irq_resource[0], irq[dev], 1);

	if (pnp_manual_config_dev(pdev, cfg, 0) < 0)
	snd_printk(KERN_ERR PFX "AUDIO the requested resources are invalid, using auto config\n");
	err = pnp_activate_dev(pdev);
	if (err < 0) {
	printk(KERN_ERR PFX "AUDIO PnP configure failure\n");
	kfree(cfg);
	return -EBUSY;
	}

	port[dev] = pnp_port_start(pdev, 2);
	fm_port[dev] = pnp_port_start(pdev, 1);
	dma1[dev] = pnp_dma(pdev, 0);
	dma2[dev] = pnp_dma(pdev, 1);
	irq[dev] = pnp_irq(pdev, 0);

	pdev = acard->devmpu;
	pnp_init_resource_table(cfg);

	if (mpu_port[dev] != SNDRV_AUTO_PORT)
	pnp_resource_change(&cfg->port_resource[0], mpu_port[dev], 2);
	if (mpu_irq[dev] != SNDRV_AUTO_IRQ)
	pnp_resource_change(&cfg->irq_resource[0], mpu_irq[dev], 1);

	if (pnp_manual_config_dev(pdev, cfg, 0) < 0)
	snd_printk(KERN_ERR PFX "AUDIO the requested resources are invalid, using auto config\n");
	err = pnp_activate_dev(pdev);
	if (err < 0) {
	printk(KERN_ERR PFX "MPU401 PnP configure failure\n");
	mpu_port[dev] = -1;
	acard->devmpu = NULL;
	} else {
	mpu_port[dev] = pnp_port_start(pdev, 0);
	mpu_irq[dev] = pnp_irq(pdev, 0);
	}

	kfree(cfg);
	return 0;
	}

	static int __devinit snd_card_ad1816a_probe(int dev, struct pnp_card_link *pcard,
	const struct pnp_card_device_id *pid)
	{
	int error;
	snd_card_t *card;
	struct snd_card_ad1816a *acard;
	ad1816a_t *chip;
	opl3_t *opl3;

	if ((card = snd_card_new(index[dev], id[dev], THIS_MODULE,
	sizeof(struct snd_card_ad1816a))) == NULL)
	return -ENOMEM;
	acard = (struct snd_card_ad1816a *)card->private_data;

	if ((error = snd_card_ad1816a_pnp(dev, acard, pcard, pid))) {
	snd_card_free(card);
	return error;
	}
	snd_card_set_dev(card, &pcard->card->dev);

	if ((error = snd_ad1816a_create(card, port[dev],
	irq[dev],
	dma1[dev],
	dma2[dev],
	&chip)) < 0) {
	snd_card_free(card);
	return error;
	}

	strcpy(card->driver, "AD1816A");
	strcpy(card->shortname, "ADI SoundPort AD1816A");
	sprintf(card->longname, "%s, SS at 0x%lx, irq %d, dma %d&%d",
	card->shortname, chip->port, irq[dev], dma1[dev], dma2[dev]);

	if ((error = snd_ad1816a_pcm(chip, 0, NULL)) < 0) {
	snd_card_free(card);
	return error;
	}

	if ((error = snd_ad1816a_mixer(chip)) < 0) {
	snd_card_free(card);
	return error;
	}

	if (mpu_port[dev] > 0) {
	if (snd_mpu401_uart_new(card, 0, MPU401_HW_MPU401,
	mpu_port[dev], 0, mpu_irq[dev], SA_INTERRUPT,
	NULL) < 0)
	printk(KERN_ERR PFX "no MPU-401 device at 0x%lx.\n", mpu_port[dev]);
	}

	if (fm_port[dev] > 0) {
	if (snd_opl3_create(card,
	fm_port[dev], fm_port[dev] + 2,
	OPL3_HW_AUTO, 0, &opl3) < 0) {
	printk(KERN_ERR PFX "no OPL device at 0x%lx-0x%lx.\n", fm_port[dev], fm_port[dev] + 2);
	} else {
	if ((error = snd_opl3_timer_new(opl3, 1, 2)) < 0) {
	snd_card_free(card);
	return error;
	}
	if ((error = snd_opl3_hwdep_new(opl3, 0, 1, NULL)) < 0) {
	snd_card_free(card);
	return error;
	}
	}
	}

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

	static int __devinit snd_ad1816a_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_ad1816a_probe(dev, card, id);
	if (res < 0)
	return res;
	dev++;
	return 0;
	}
	return -ENODEV;
	}

	static void __devexit snd_ad1816a_pnp_remove(struct pnp_card_link * pcard)
	{
	snd_card_t card = (snd_card_t ) pnp_get_card_drvdata(pcard);

	snd_card_disconnect(card);
	snd_card_free_in_thread(card);
	}

	static struct pnp_card_driver ad1816a_pnpc_driver = {
	.flags = PNP_DRIVER_RES_DISABLE,
	.name = "ad1816a",
	.id_table = snd_ad1816a_pnpids,
	.probe = snd_ad1816a_pnp_detect,
	.remove = __devexit_p(snd_ad1816a_pnp_remove),
	};

	static int __init alsa_card_ad1816a_init(void)
	{
	int cards = 0;

	cards += pnp_register_card_driver(&ad1816a_pnpc_driver);
	#ifdef MODULE
	if (!cards) {
	pnp_unregister_card_driver(&ad1816a_pnpc_driver);
	printk(KERN_ERR "no AD1816A based soundcards found.\n");
	}
	#endif /* MODULE */
	return cards ? 0 : -ENODEV;
	}

	static void __exit alsa_card_ad1816a_exit(void)
	{
	pnp_unregister_card_driver(&ad1816a_pnpc_driver);
	}

	module_init(alsa_card_ad1816a_init)
	module_exit(alsa_card_ad1816a_exit)