sound/isa/dt0197h.c - pub/scm/linux/kernel/git/joro/linux - Git at Google


 /*
     card-dt0197h.c - driver for Diamond Technologies DT-0197H based soundcards.
     Copyright (C) 1999 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/sched.h>
 #include <linux/wait.h>
 #ifndef LINUX_ISAPNP_H
 #include <linux/isapnp.h>
 #define isapnp_card pci_bus
 #define isapnp_dev pci_dev
 #endif
 #include <sound/core.h>
 #define SNDRV_GET_ID
 #include <sound/initval.h>
 #include <sound/mpu401.h>
 #include <sound/opl3.h>
 #include <sound/sb.h>

 #define chip_t sb_t

 #define PFX "dt0197h: "

 EXPORT_NO_SYMBOLS;

 MODULE_AUTHOR("Massimo Piccioni <dafastidio@libero.it>");
 MODULE_DESCRIPTION("Diamond Technologies DT-0197H");
 MODULE_LICENSE("GPL");
 MODULE_CLASSES("{sound}");
 MODULE_DEVICES("{{Diamond Technologies,DT-0197H}}");

 static int snd_index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;	/* Index 0-MAX */
 static char *snd_id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;	/* ID for this card */
 static int snd_enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE;	/* Enable this card */
 static long snd_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;	/* PnP setup */
 static long snd_mpu_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;	/* PnP setup */
 static long snd_fm_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;	/* PnP setup */
 static int snd_irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ;	/* PnP setup */
 static int snd_mpu_irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ;	/* PnP setup */
 static int snd_dma8[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;	/* PnP setup */

 MODULE_PARM(snd_index, "1-" __MODULE_STRING(SNDRV_CARDS) "i");
 MODULE_PARM_DESC(snd_index, "Index value for dt0197h based soundcard.");
 MODULE_PARM_SYNTAX(snd_index, SNDRV_INDEX_DESC);
 MODULE_PARM(snd_id, "1-" __MODULE_STRING(SNDRV_CARDS) "s");
 MODULE_PARM_DESC(snd_id, "ID string for dt0197h based soundcard.");
 MODULE_PARM_SYNTAX(snd_id, SNDRV_ID_DESC);
 MODULE_PARM(snd_enable, "1-" __MODULE_STRING(SNDRV_CARDS) "i");
 MODULE_PARM_DESC(snd_enable, "Enable dt0197h based soundcard.");
 MODULE_PARM_SYNTAX(snd_enable, SNDRV_ENABLE_DESC);
 MODULE_PARM(snd_port, "1-" __MODULE_STRING(SNDRV_CARDS) "l");
 MODULE_PARM_DESC(snd_port, "Port # for dt0197h driver.");
 MODULE_PARM_SYNTAX(snd_port, SNDRV_PORT12_DESC);
 MODULE_PARM(snd_mpu_port, "1-" __MODULE_STRING(SNDRV_CARDS) "l");
 MODULE_PARM_DESC(snd_mpu_port, "MPU-401 port # for dt0197h driver.");
 MODULE_PARM_SYNTAX(snd_mpu_port, SNDRV_PORT12_DESC);
 MODULE_PARM(snd_fm_port, "1-" __MODULE_STRING(SNDRV_CARDS) "l");
 MODULE_PARM_DESC(snd_fm_port, "FM port # for dt0197h driver.");
 MODULE_PARM_SYNTAX(snd_fm_port, SNDRV_PORT12_DESC);
 MODULE_PARM(snd_irq, "1-" __MODULE_STRING(SNDRV_CARDS) "i");
 MODULE_PARM_DESC(snd_irq, "IRQ # for dt0197h driver.");
 MODULE_PARM_SYNTAX(snd_irq, SNDRV_IRQ_DESC);
 MODULE_PARM(snd_mpu_irq, "1-" __MODULE_STRING(SNDRV_CARDS) "i");
 MODULE_PARM_DESC(snd_mpu_irq, "MPU-401 IRQ # for dt0197h driver.");
 MODULE_PARM_SYNTAX(snd_mpu_irq, SNDRV_IRQ_DESC);
 MODULE_PARM(snd_dma8, "1-" __MODULE_STRING(SNDRV_CARDS) "i");
 MODULE_PARM_DESC(snd_dma8, "8-bit DMA # for dt0197h driver.");
 MODULE_PARM_SYNTAX(snd_dma8, SNDRV_DMA8_DESC);

 struct snd_card_dt0197h {
 #ifdef __ISAPNP__
 	struct isapnp_dev *dev;
 	struct isapnp_dev *devmpu;
 	struct isapnp_dev *devopl;
 #endif	/* __ISAPNP__ */
 };

 static snd_card_t *snd_dt0197h_cards[SNDRV_CARDS] = SNDRV_DEFAULT_PTR;

 #ifdef __ISAPNP__
 static struct isapnp_card *snd_dt0197h_isapnp_cards[SNDRV_CARDS] __devinitdata = SNDRV_DEFAULT_PTR;
 static const struct isapnp_card_id *snd_dt0197h_isapnp_id[SNDRV_CARDS] __devinitdata = SNDRV_DEFAULT_PTR;

 static struct isapnp_card_id snd_dt0197h_pnpids[] __devinitdata = {
 	/* DT197A30 */
 	{
 		ISAPNP_CARD_ID('R','W','B',0x1688),
 		devs: { ISAPNP_DEVICE_ID('@','@','@',0x0001),
 			ISAPNP_DEVICE_ID('@','X','@',0x0001),
 			ISAPNP_DEVICE_ID('@','H','@',0x0001) }
 	},
 	{ ISAPNP_CARD_END, }
 };

 ISAPNP_CARD_TABLE(snd_dt0197h_pnpids);

 #endif	/* __ISAPNP__ */

 #define DRIVER_NAME	"snd-card-dt0197h"


 #ifdef __ISAPNP__
 static int __init snd_card_dt0197h_isapnp(int dev, struct snd_card_dt0197h *acard)
 {
 	const struct isapnp_card_id *id = snd_dt0197h_isapnp_id[dev];
 	struct isapnp_card *card = snd_dt0197h_isapnp_cards[dev];
 	struct isapnp_dev *pdev;

 	acard->dev = isapnp_find_dev(card, id->devs[0].vendor, id->devs[0].function, NULL);
 	if (acard->dev->active) {
 		acard->dev = NULL;
 		return -EBUSY;
 	}
 	acard->devmpu = isapnp_find_dev(card, id->devs[1].vendor, id->devs[1].function, NULL);
 	if (acard->devmpu->active) {
 		acard->dev = acard->devmpu = NULL;
 		return -EBUSY;
 	}
 	acard->devopl = isapnp_find_dev(card, id->devs[2].vendor, id->devs[2].function, NULL);
 	if (acard->devopl->active) {
 		acard->dev = acard->devmpu = acard->devopl = NULL;
 		return -EBUSY;
 	}

 	pdev = acard->dev;
 	if (pdev->prepare(pdev)<0)
 		return -EAGAIN;

 	if (snd_port[dev] != SNDRV_AUTO_PORT)
 		isapnp_resource_change(&pdev->resource[0], snd_port[dev], 16);
 	if (snd_dma8[dev] != SNDRV_AUTO_DMA)
 		isapnp_resource_change(&pdev->dma_resource[0], snd_dma8[dev],
 			1);
 	if (snd_irq[dev] != SNDRV_AUTO_IRQ)
 		isapnp_resource_change(&pdev->irq_resource[0], snd_irq[dev], 1);

 	if (pdev->activate(pdev)<0) {
 		printk(KERN_ERR PFX "AUDIO isapnp configure failure\n");
 		return -EBUSY;
 	}

 	snd_port[dev] = pdev->resource[0].start;
 	snd_dma8[dev] = pdev->dma_resource[0].start;
 	snd_irq[dev] = pdev->irq_resource[0].start;

 	pdev = acard->devmpu;
 	if (pdev || pdev->prepare(pdev)<0)
 		return 0;

 	if (snd_mpu_port[dev] != SNDRV_AUTO_PORT)
 		isapnp_resource_change(&pdev->resource[0], snd_mpu_port[dev],
 			2);
 	if (snd_mpu_irq[dev] != SNDRV_AUTO_IRQ)
 		isapnp_resource_change(&pdev->irq_resource[0], snd_mpu_irq[dev],
 			1);

 	if (pdev->activate(pdev)<0) {
 		printk(KERN_ERR PFX "MPU-401 isapnp configure failure\n");
 		snd_mpu_port[dev] = -1;
 		acard->devmpu = NULL;
 	} else {
 		snd_mpu_port[dev] = pdev->resource[0].start;
 		snd_mpu_irq[dev] = pdev->irq_resource[0].start;
 	}

 	pdev = acard->devopl;
 	if (pdev == NULL || pdev->prepare(pdev)<0)
 		return 0;

 	if (snd_fm_port[dev] != SNDRV_AUTO_PORT)
 		isapnp_resource_change(&pdev->resource[0], snd_fm_port[dev], 4);

 	if (pdev->activate(pdev)<0) {
 		printk(KERN_ERR PFX "OPL isapnp configure failure\n");
 		snd_fm_port[dev] = -1;
 		acard->devopl = NULL;
 	} else {
 		snd_fm_port[dev] = pdev->resource[0].start;
 	}

 	return 0;
 }

 static void snd_card_dt0197h_deactivate(struct snd_card_dt0197h *acard)
 {
 	if (acard->dev) {
 		acard->dev->deactivate(acard->dev);
 		acard->dev = NULL;
 	}
 	if (acard->devmpu) {
 		acard->devmpu->deactivate(acard->devmpu);
 		acard->devmpu = NULL;
 	}
 	if (acard->devopl) {
 		acard->devopl->deactivate(acard->devopl);
 		acard->devopl = NULL;
 	}
 }
 #endif	/* __ISAPNP__ */

 static void snd_card_dt0197h_free(snd_card_t *card)
 {
 	struct snd_card_dt0197h *acard = (struct snd_card_dt0197h *)card->private_data;

 	if (acard != NULL) {
 #ifdef __ISAPNP__
 		snd_card_dt0197h_deactivate(acard);
 #endif	/* __ISAPNP__ */
 	}
 }

 static int __init snd_card_dt0197h_probe(int dev)
 {
 	int error;
 	sb_t *chip;
 	snd_card_t *card;
 	struct snd_card_dt0197h *acard;
 	opl3_t *opl3;

 	if ((card = snd_card_new(snd_index[dev], snd_id[dev], THIS_MODULE,
 				 sizeof(struct snd_card_dt0197h))) == NULL)
 		return -ENOMEM;
 	acard = (struct snd_card_dt0197h *)card->private_data;
 	card->private_free = snd_card_dt0197h_free;

 #ifdef __ISAPNP__
 	if ((error = snd_card_dt0197h_isapnp(dev, acard))) {
 		snd_card_free(card);
 		return error;
 	}
 #else
 	printk(KERN_ERR PFX "you have to enable PnP support ...\n");
 	snd_card_free(card);
 	return -ENOSYS;
 #endif	/* __ISAPNP__ */

 	if ((error = snd_sbdsp_create(card, snd_port[dev],
 				      snd_irq[dev],
 				      snd_sb16dsp_interrupt,
 				      snd_dma8[dev],
 				      -1,
 				      SB_HW_AUTO,
 				      &chip)) < 0) {
 		snd_card_free(card);
 		return error;
 	}

 	if ((error = snd_sb16dsp_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 (snd_mpu_port[dev] > 0) {
 		if (snd_mpu401_uart_new(card, 0,
 					MPU401_HW_MPU401,
 					snd_mpu_port[dev], 0,
 					snd_mpu_irq[dev],
 					SA_INTERRUPT,
 					NULL) < 0)
 			printk(KERN_ERR PFX "no MPU-401 device at 0x%lx ?\n",
 				snd_mpu_port[dev]);
 	}

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

 	strcpy(card->driver, "DT-0197H");
 	strcpy(card->shortname, "Diamond Tech. DT-0197H");
 	sprintf(card->longname, "%s soundcard, %s at 0x%lx, irq %d, dma %d",
 		card->shortname, chip->name, chip->port,
 		snd_irq[dev], snd_dma8[dev]);
 	if ((error = snd_card_register(card)) < 0) {
 		snd_card_free(card);
 		return error;
 	}
 	snd_dt0197h_cards[dev] = card;
 	return 0;
 }

 #ifdef __ISAPNP__
 static int __init snd_dt0197h_isapnp_detect(struct isapnp_card *card,
 					    const struct isapnp_card_id *id)
 {
 	static int dev = 0;
 	int res;

 	for ( ; dev < SNDRV_CARDS; dev++) {
 		if (!snd_enable[dev])
 			continue;
 		snd_dt0197h_isapnp_cards[dev] = card;
 		snd_dt0197h_isapnp_id[dev] = id;
 		res = snd_card_dt0197h_probe(dev);
 		if (res < 0)
 			return res;
 		dev++;
 		return 0;
         }
         return -ENODEV;
 }
 #endif /* __ISAPNP__ */

 static int __init alsa_card_dt0197h_init(void)
 {
 	int cards = 0;

 #ifdef __ISAPNP__
 	cards += isapnp_probe_cards(snd_dt0197h_pnpids, snd_dt0197h_isapnp_detect);
 #else
 	printk(KERN_ERR PFX "you have to enable ISA PnP support.\n");
 #endif
 #ifdef MODULE
 	if (!cards)
 		printk(KERN_ERR "no DT-0197H based soundcards found\n");
 #endif
 	return cards ? 0 : -ENODEV;
 }

 static void __exit alsa_card_dt0197h_exit(void)
 {
 	int dev;

 	for (dev = 0; dev < SNDRV_CARDS; dev++)
 		snd_card_free(snd_dt0197h_cards[dev]);
 }

 module_init(alsa_card_dt0197h_init)
 module_exit(alsa_card_dt0197h_exit)

 #ifndef MODULE

 /* format is: snd-dt0197h=snd_enable,snd_index,snd_id,snd_isapnp,
 			  snd_port,snd_mpu_port,snd_fm_port,
 			  snd_irq,snd_mpu_irq,snd_dma8,snd_dma8_size */

 static int __init alsa_card_dt0197h_setup(char *str)
 {
 	static unsigned __initdata nr_dev = 0;

 	if (nr_dev >= SNDRV_CARDS)
 		return 0;
 	(void)(get_option(&str,&snd_enable[nr_dev]) == 2 &&
 	       get_option(&str,&snd_index[nr_dev]) == 2 &&
 	       get_id(&str,&snd_id[nr_dev]) == 2 &&
 	       get_option(&str,(int *)&snd_port[nr_dev]) == 2 &&
 	       get_option(&str,(int *)&snd_mpu_port[nr_dev]) == 2 &&
 	       get_option(&str,(int *)&snd_fm_port[nr_dev]) == 2 &&
 	       get_option(&str,&snd_irq[nr_dev]) == 2 &&
 	       get_option(&str,&snd_mpu_irq[nr_dev]) == 2 &&
 	       get_option(&str,&snd_dma8[nr_dev]) == 2);
 	nr_dev++;
 	return 1;
 }

 __setup("snd-dt0197h=", alsa_card_dt0197h_setup);

 #endif /* ifndef MODULE */

	/*
	card-dt0197h.c - driver for Diamond Technologies DT-0197H based soundcards.
	Copyright (C) 1999 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/sched.h>
	#include <linux/wait.h>
	#ifndef LINUX_ISAPNP_H
	#include <linux/isapnp.h>
	#define isapnp_card pci_bus
	#define isapnp_dev pci_dev
	#endif
	#include <sound/core.h>
	#define SNDRV_GET_ID
	#include <sound/initval.h>
	#include <sound/mpu401.h>
	#include <sound/opl3.h>
	#include <sound/sb.h>

	#define chip_t sb_t

	#define PFX "dt0197h: "

	EXPORT_NO_SYMBOLS;

	MODULE_AUTHOR("Massimo Piccioni <dafastidio@libero.it>");
	MODULE_DESCRIPTION("Diamond Technologies DT-0197H");
	MODULE_LICENSE("GPL");
	MODULE_CLASSES("{sound}");
	MODULE_DEVICES("{{Diamond Technologies,DT-0197H}}");

	static int snd_index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */
	static char snd_id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; / ID for this card */
	static int snd_enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE; /* Enable this card */
	static long snd_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* PnP setup */
	static long snd_mpu_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* PnP setup */
	static long snd_fm_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* PnP setup */
	static int snd_irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; /* PnP setup */
	static int snd_mpu_irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; /* PnP setup */
	static int snd_dma8[SNDRV_CARDS] = SNDRV_DEFAULT_DMA; /* PnP setup */

	MODULE_PARM(snd_index, "1-" __MODULE_STRING(SNDRV_CARDS) "i");
	MODULE_PARM_DESC(snd_index, "Index value for dt0197h based soundcard.");
	MODULE_PARM_SYNTAX(snd_index, SNDRV_INDEX_DESC);
	MODULE_PARM(snd_id, "1-" __MODULE_STRING(SNDRV_CARDS) "s");
	MODULE_PARM_DESC(snd_id, "ID string for dt0197h based soundcard.");
	MODULE_PARM_SYNTAX(snd_id, SNDRV_ID_DESC);
	MODULE_PARM(snd_enable, "1-" __MODULE_STRING(SNDRV_CARDS) "i");
	MODULE_PARM_DESC(snd_enable, "Enable dt0197h based soundcard.");
	MODULE_PARM_SYNTAX(snd_enable, SNDRV_ENABLE_DESC);
	MODULE_PARM(snd_port, "1-" __MODULE_STRING(SNDRV_CARDS) "l");
	MODULE_PARM_DESC(snd_port, "Port # for dt0197h driver.");
	MODULE_PARM_SYNTAX(snd_port, SNDRV_PORT12_DESC);
	MODULE_PARM(snd_mpu_port, "1-" __MODULE_STRING(SNDRV_CARDS) "l");
	MODULE_PARM_DESC(snd_mpu_port, "MPU-401 port # for dt0197h driver.");
	MODULE_PARM_SYNTAX(snd_mpu_port, SNDRV_PORT12_DESC);
	MODULE_PARM(snd_fm_port, "1-" __MODULE_STRING(SNDRV_CARDS) "l");
	MODULE_PARM_DESC(snd_fm_port, "FM port # for dt0197h driver.");
	MODULE_PARM_SYNTAX(snd_fm_port, SNDRV_PORT12_DESC);
	MODULE_PARM(snd_irq, "1-" __MODULE_STRING(SNDRV_CARDS) "i");
	MODULE_PARM_DESC(snd_irq, "IRQ # for dt0197h driver.");
	MODULE_PARM_SYNTAX(snd_irq, SNDRV_IRQ_DESC);
	MODULE_PARM(snd_mpu_irq, "1-" __MODULE_STRING(SNDRV_CARDS) "i");
	MODULE_PARM_DESC(snd_mpu_irq, "MPU-401 IRQ # for dt0197h driver.");
	MODULE_PARM_SYNTAX(snd_mpu_irq, SNDRV_IRQ_DESC);
	MODULE_PARM(snd_dma8, "1-" __MODULE_STRING(SNDRV_CARDS) "i");
	MODULE_PARM_DESC(snd_dma8, "8-bit DMA # for dt0197h driver.");
	MODULE_PARM_SYNTAX(snd_dma8, SNDRV_DMA8_DESC);

	struct snd_card_dt0197h {
	#ifdef __ISAPNP__
	struct isapnp_dev *dev;
	struct isapnp_dev *devmpu;
	struct isapnp_dev *devopl;
	#endif /* __ISAPNP__ */
	};

	static snd_card_t *snd_dt0197h_cards[SNDRV_CARDS] = SNDRV_DEFAULT_PTR;

	#ifdef __ISAPNP__
	static struct isapnp_card *snd_dt0197h_isapnp_cards[SNDRV_CARDS] __devinitdata = SNDRV_DEFAULT_PTR;
	static const struct isapnp_card_id *snd_dt0197h_isapnp_id[SNDRV_CARDS] __devinitdata = SNDRV_DEFAULT_PTR;

	static struct isapnp_card_id snd_dt0197h_pnpids[] __devinitdata = {
	/* DT197A30 */
	{
	ISAPNP_CARD_ID('R','W','B',0x1688),
	devs: { ISAPNP_DEVICE_ID('@','@','@',0x0001),
	ISAPNP_DEVICE_ID('@','X','@',0x0001),
	ISAPNP_DEVICE_ID('@','H','@',0x0001) }
	},
	{ ISAPNP_CARD_END, }
	};

	ISAPNP_CARD_TABLE(snd_dt0197h_pnpids);

	#endif /* __ISAPNP__ */

	#define DRIVER_NAME "snd-card-dt0197h"


	#ifdef __ISAPNP__
	static int __init snd_card_dt0197h_isapnp(int dev, struct snd_card_dt0197h *acard)
	{
	const struct isapnp_card_id *id = snd_dt0197h_isapnp_id[dev];
	struct isapnp_card *card = snd_dt0197h_isapnp_cards[dev];
	struct isapnp_dev *pdev;

	acard->dev = isapnp_find_dev(card, id->devs[0].vendor, id->devs[0].function, NULL);
	if (acard->dev->active) {
	acard->dev = NULL;
	return -EBUSY;
	}
	acard->devmpu = isapnp_find_dev(card, id->devs[1].vendor, id->devs[1].function, NULL);
	if (acard->devmpu->active) {
	acard->dev = acard->devmpu = NULL;
	return -EBUSY;
	}
	acard->devopl = isapnp_find_dev(card, id->devs[2].vendor, id->devs[2].function, NULL);
	if (acard->devopl->active) {
	acard->dev = acard->devmpu = acard->devopl = NULL;
	return -EBUSY;
	}

	pdev = acard->dev;
	if (pdev->prepare(pdev)<0)
	return -EAGAIN;

	if (snd_port[dev] != SNDRV_AUTO_PORT)
	isapnp_resource_change(&pdev->resource[0], snd_port[dev], 16);
	if (snd_dma8[dev] != SNDRV_AUTO_DMA)
	isapnp_resource_change(&pdev->dma_resource[0], snd_dma8[dev],
	1);
	if (snd_irq[dev] != SNDRV_AUTO_IRQ)
	isapnp_resource_change(&pdev->irq_resource[0], snd_irq[dev], 1);

	if (pdev->activate(pdev)<0) {
	printk(KERN_ERR PFX "AUDIO isapnp configure failure\n");
	return -EBUSY;
	}

	snd_port[dev] = pdev->resource[0].start;
	snd_dma8[dev] = pdev->dma_resource[0].start;
	snd_irq[dev] = pdev->irq_resource[0].start;

	pdev = acard->devmpu;
	if (pdev \|\| pdev->prepare(pdev)<0)
	return 0;

	if (snd_mpu_port[dev] != SNDRV_AUTO_PORT)
	isapnp_resource_change(&pdev->resource[0], snd_mpu_port[dev],
	2);
	if (snd_mpu_irq[dev] != SNDRV_AUTO_IRQ)
	isapnp_resource_change(&pdev->irq_resource[0], snd_mpu_irq[dev],
	1);

	if (pdev->activate(pdev)<0) {
	printk(KERN_ERR PFX "MPU-401 isapnp configure failure\n");
	snd_mpu_port[dev] = -1;
	acard->devmpu = NULL;
	} else {
	snd_mpu_port[dev] = pdev->resource[0].start;
	snd_mpu_irq[dev] = pdev->irq_resource[0].start;
	}

	pdev = acard->devopl;
	if (pdev == NULL \|\| pdev->prepare(pdev)<0)
	return 0;

	if (snd_fm_port[dev] != SNDRV_AUTO_PORT)
	isapnp_resource_change(&pdev->resource[0], snd_fm_port[dev], 4);

	if (pdev->activate(pdev)<0) {
	printk(KERN_ERR PFX "OPL isapnp configure failure\n");
	snd_fm_port[dev] = -1;
	acard->devopl = NULL;
	} else {
	snd_fm_port[dev] = pdev->resource[0].start;
	}

	return 0;
	}

	static void snd_card_dt0197h_deactivate(struct snd_card_dt0197h *acard)
	{
	if (acard->dev) {
	acard->dev->deactivate(acard->dev);
	acard->dev = NULL;
	}
	if (acard->devmpu) {
	acard->devmpu->deactivate(acard->devmpu);
	acard->devmpu = NULL;
	}
	if (acard->devopl) {
	acard->devopl->deactivate(acard->devopl);
	acard->devopl = NULL;
	}
	}
	#endif /* __ISAPNP__ */

	static void snd_card_dt0197h_free(snd_card_t *card)
	{
	struct snd_card_dt0197h acard = (struct snd_card_dt0197h )card->private_data;

	if (acard != NULL) {
	#ifdef __ISAPNP__
	snd_card_dt0197h_deactivate(acard);
	#endif /* __ISAPNP__ */
	}
	}

	static int __init snd_card_dt0197h_probe(int dev)
	{
	int error;
	sb_t *chip;
	snd_card_t *card;
	struct snd_card_dt0197h *acard;
	opl3_t *opl3;

	if ((card = snd_card_new(snd_index[dev], snd_id[dev], THIS_MODULE,
	sizeof(struct snd_card_dt0197h))) == NULL)
	return -ENOMEM;
	acard = (struct snd_card_dt0197h *)card->private_data;
	card->private_free = snd_card_dt0197h_free;

	#ifdef __ISAPNP__
	if ((error = snd_card_dt0197h_isapnp(dev, acard))) {
	snd_card_free(card);
	return error;
	}
	#else
	printk(KERN_ERR PFX "you have to enable PnP support ...\n");
	snd_card_free(card);
	return -ENOSYS;
	#endif /* __ISAPNP__ */

	if ((error = snd_sbdsp_create(card, snd_port[dev],
	snd_irq[dev],
	snd_sb16dsp_interrupt,
	snd_dma8[dev],
	-1,
	SB_HW_AUTO,
	&chip)) < 0) {
	snd_card_free(card);
	return error;
	}

	if ((error = snd_sb16dsp_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 (snd_mpu_port[dev] > 0) {
	if (snd_mpu401_uart_new(card, 0,
	MPU401_HW_MPU401,
	snd_mpu_port[dev], 0,
	snd_mpu_irq[dev],
	SA_INTERRUPT,
	NULL) < 0)
	printk(KERN_ERR PFX "no MPU-401 device at 0x%lx ?\n",
	snd_mpu_port[dev]);
	}

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

	strcpy(card->driver, "DT-0197H");
	strcpy(card->shortname, "Diamond Tech. DT-0197H");
	sprintf(card->longname, "%s soundcard, %s at 0x%lx, irq %d, dma %d",
	card->shortname, chip->name, chip->port,
	snd_irq[dev], snd_dma8[dev]);
	if ((error = snd_card_register(card)) < 0) {
	snd_card_free(card);
	return error;
	}
	snd_dt0197h_cards[dev] = card;
	return 0;
	}

	#ifdef __ISAPNP__
	static int __init snd_dt0197h_isapnp_detect(struct isapnp_card *card,
	const struct isapnp_card_id *id)
	{
	static int dev = 0;
	int res;

	for ( ; dev < SNDRV_CARDS; dev++) {
	if (!snd_enable[dev])
	continue;
	snd_dt0197h_isapnp_cards[dev] = card;
	snd_dt0197h_isapnp_id[dev] = id;
	res = snd_card_dt0197h_probe(dev);
	if (res < 0)
	return res;
	dev++;
	return 0;
	}
	return -ENODEV;
	}
	#endif /* __ISAPNP__ */

	static int __init alsa_card_dt0197h_init(void)
	{
	int cards = 0;

	#ifdef __ISAPNP__
	cards += isapnp_probe_cards(snd_dt0197h_pnpids, snd_dt0197h_isapnp_detect);
	#else
	printk(KERN_ERR PFX "you have to enable ISA PnP support.\n");
	#endif
	#ifdef MODULE
	if (!cards)
	printk(KERN_ERR "no DT-0197H based soundcards found\n");
	#endif
	return cards ? 0 : -ENODEV;
	}

	static void __exit alsa_card_dt0197h_exit(void)
	{
	int dev;

	for (dev = 0; dev < SNDRV_CARDS; dev++)
	snd_card_free(snd_dt0197h_cards[dev]);
	}

	module_init(alsa_card_dt0197h_init)
	module_exit(alsa_card_dt0197h_exit)

	#ifndef MODULE

	/* format is: snd-dt0197h=snd_enable,snd_index,snd_id,snd_isapnp,
	snd_port,snd_mpu_port,snd_fm_port,
	snd_irq,snd_mpu_irq,snd_dma8,snd_dma8_size */

	static int __init alsa_card_dt0197h_setup(char *str)
	{
	static unsigned __initdata nr_dev = 0;

	if (nr_dev >= SNDRV_CARDS)
	return 0;
	(void)(get_option(&str,&snd_enable[nr_dev]) == 2 &&
	get_option(&str,&snd_index[nr_dev]) == 2 &&
	get_id(&str,&snd_id[nr_dev]) == 2 &&
	get_option(&str,(int *)&snd_port[nr_dev]) == 2 &&
	get_option(&str,(int *)&snd_mpu_port[nr_dev]) == 2 &&
	get_option(&str,(int *)&snd_fm_port[nr_dev]) == 2 &&
	get_option(&str,&snd_irq[nr_dev]) == 2 &&
	get_option(&str,&snd_mpu_irq[nr_dev]) == 2 &&
	get_option(&str,&snd_dma8[nr_dev]) == 2);
	nr_dev++;
	return 1;
	}

	__setup("snd-dt0197h=", alsa_card_dt0197h_setup);

	#endif /* ifndef MODULE */