Commit 93f02c6e authored by Rene Herman's avatar Rene Herman Committed by Jaroslav Kysela
Browse files

[ALSA] isa_bus: gusclassic 



gusclassic: port to isa_bus infrastructure

Signed-off-by: default avatarRene Herman <rene.herman@gmail.com>
Signed-off-by: default avatarTakashi Iwai <tiwai@suse.de>
Signed-off-by: default avatarJaroslav Kysela <perex@suse.cz>
parent 019608b6

sound/isa/gus/gusclassic.c

+130 −162
Original line number Diff line number Diff line
@@ -22,7 +22,7 @@ 
#include <sound/driver.h>

#include <linux/init.h>

#include <linux/err.h>

#include <linux/platform_device.h>

#include <linux/isa.h>

#include <linux/delay.h>

#include <linux/time.h>

#include <linux/moduleparam.h>
@@ -33,8 +33,11 @@ 
#define SNDRV_LEGACY_FIND_FREE_DMA

#include <sound/initval.h>



#define CRD_NAME "Gravis UltraSound Classic"

#define DEV_NAME "gusclassic"



MODULE_DESCRIPTION(CRD_NAME);

MODULE_AUTHOR("Jaroslav Kysela <perex@suse.cz>");

MODULE_DESCRIPTION("Gravis UltraSound Classic");

MODULE_LICENSE("GPL");

MODULE_SUPPORTED_DEVICE("{{Gravis,UltraSound Classic}}");
@@ -51,30 +54,78 @@ static int channels[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 24}; 
static int pcm_channels[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 2};



module_param_array(index, int, NULL, 0444);

MODULE_PARM_DESC(index, "Index value for GUS Classic soundcard.");

MODULE_PARM_DESC(index, "Index value for " CRD_NAME " soundcard.");

module_param_array(id, charp, NULL, 0444);

MODULE_PARM_DESC(id, "ID string for GUS Classic soundcard.");

MODULE_PARM_DESC(id, "ID string for " CRD_NAME " soundcard.");

module_param_array(enable, bool, NULL, 0444);

MODULE_PARM_DESC(enable, "Enable GUS Classic soundcard.");

MODULE_PARM_DESC(enable, "Enable " CRD_NAME " soundcard.");

module_param_array(port, long, NULL, 0444);

MODULE_PARM_DESC(port, "Port # for GUS Classic driver.");

MODULE_PARM_DESC(port, "Port # for " CRD_NAME " driver.");

module_param_array(irq, int, NULL, 0444);

MODULE_PARM_DESC(irq, "IRQ # for GUS Classic driver.");

MODULE_PARM_DESC(irq, "IRQ # for " CRD_NAME " driver.");

module_param_array(dma1, int, NULL, 0444);

MODULE_PARM_DESC(dma1, "DMA1 # for GUS Classic driver.");

MODULE_PARM_DESC(dma1, "DMA1 # for " CRD_NAME " driver.");

module_param_array(dma2, int, NULL, 0444);

MODULE_PARM_DESC(dma2, "DMA2 # for GUS Classic driver.");

MODULE_PARM_DESC(dma2, "DMA2 # for " CRD_NAME " driver.");

module_param_array(joystick_dac, int, NULL, 0444);

MODULE_PARM_DESC(joystick_dac, "Joystick DAC level 0.59V-4.52V or 0.389V-2.98V for GUS Classic driver.");

MODULE_PARM_DESC(joystick_dac, "Joystick DAC level 0.59V-4.52V or 0.389V-2.98V for " CRD_NAME " driver.");

module_param_array(channels, int, NULL, 0444);

MODULE_PARM_DESC(channels, "GF1 channels for GUS Classic driver.");

MODULE_PARM_DESC(channels, "GF1 channels for " CRD_NAME " driver.");

module_param_array(pcm_channels, int, NULL, 0444);

MODULE_PARM_DESC(pcm_channels, "Reserved PCM channels for GUS Classic driver.");

MODULE_PARM_DESC(pcm_channels, "Reserved PCM channels for " CRD_NAME " driver.");



static int __devinit snd_gusclassic_match(struct device *dev, unsigned int n)

{

	return enable[n];

}



static struct platform_device *devices[SNDRV_CARDS];

static int __devinit snd_gusclassic_create(struct snd_card *card,

		struct device *dev, unsigned int n, struct snd_gus_card **rgus)

{

	static long possible_ports[] = {0x220, 0x230, 0x240, 0x250, 0x260};

	static int possible_irqs[] = {5, 11, 12, 9, 7, 15, 3, 4, -1};

	static int possible_dmas[] = {5, 6, 7, 1, 3, -1};



	int i, error;



#define PFX	"gusclassic: "

	if (irq[n] == SNDRV_AUTO_IRQ) {

		irq[n] = snd_legacy_find_free_irq(possible_irqs);

		if (irq[n] < 0) {

			snd_printk(KERN_ERR "%s: unable to find a free IRQ\n",

				dev->bus_id);

			return -EBUSY;

		}

	}

	if (dma1[n] == SNDRV_AUTO_DMA) {

		dma1[n] = snd_legacy_find_free_dma(possible_dmas);

		if (dma1[n] < 0) {

			snd_printk(KERN_ERR "%s: unable to find a free DMA1\n",

				dev->bus_id);

			return -EBUSY;

		}

	}

	if (dma2[n] == SNDRV_AUTO_DMA) {

		dma2[n] = snd_legacy_find_free_dma(possible_dmas);

		if (dma2[n] < 0) {

			snd_printk(KERN_ERR "%s: unable to find a free DMA2\n",

				dev->bus_id);

			return -EBUSY;

		}

	}



	if (port[n] != SNDRV_AUTO_PORT)

		return snd_gus_create(card, port[n], irq[n], dma1[n], dma2[n],

				0, channels[n], pcm_channels[n], 0, rgus);



	i = 0;

	do {

		port[n] = possible_ports[i];

		error = snd_gus_create(card, port[n], irq[n], dma1[n], dma2[n],

				0, channels[n], pcm_channels[n], 0, rgus);

	} while (error < 0 && ++i < ARRAY_SIZE(possible_ports));



	return error;

}



static int __devinit snd_gusclassic_detect(struct snd_gus_card *gus)

{
@@ -95,187 +146,104 @@ static int __devinit snd_gusclassic_detect(struct snd_gus_card * gus) 
	return 0;

}



static void __devinit snd_gusclassic_init(int dev, struct snd_gus_card * gus)

{

	gus->equal_irq = 0;

	gus->codec_flag = 0;

	gus->max_flag = 0;

	gus->joystick_dac = joystick_dac[dev];

}



static int __devinit snd_gusclassic_probe(struct platform_device *pdev)

static int __devinit snd_gusclassic_probe(struct device *dev, unsigned int n)

{

	int dev = pdev->id;

	static int possible_irqs[] = {5, 11, 12, 9, 7, 15, 3, 4, -1};

	static int possible_dmas[] = {5, 6, 7, 1, 3, -1};

	int xirq, xdma1, xdma2;

	struct snd_card *card;

	struct snd_gus_card *gus = NULL;

	int err;



	card = snd_card_new(index[dev], id[dev], THIS_MODULE, 0);

	if (card == NULL)

		return -ENOMEM;

	if (pcm_channels[dev] < 2)

		pcm_channels[dev] = 2;



	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;

		}

	}

	xdma1 = dma1[dev];

	if (xdma1 == SNDRV_AUTO_DMA) {

		if ((xdma1 = snd_legacy_find_free_dma(possible_dmas)) < 0) {

			snd_printk(KERN_ERR PFX "unable to find a free DMA1\n");

			err = -EBUSY;

			goto _err;

		}

	}

	xdma2 = dma2[dev];

	if (xdma2 == SNDRV_AUTO_DMA) {

		if ((xdma2 = snd_legacy_find_free_dma(possible_dmas)) < 0) {

			snd_printk(KERN_ERR PFX "unable to find a free DMA2\n");

			err = -EBUSY;

			goto _err;

		}

	}

	struct snd_gus_card *gus;

	int error;



	if (port[dev] != SNDRV_AUTO_PORT) {

		err = snd_gus_create(card,

				     port[dev],

				     xirq, xdma1, xdma2,

				     0, channels[dev], pcm_channels[dev],

				     0, &gus);

	} else {

		/* auto-probe legacy ports */

		static unsigned long possible_ports[] = {

			0x220, 0x230, 0x240, 0x250, 0x260,

		};

		int i;

		for (i = 0; i < ARRAY_SIZE(possible_ports); i++) {

			err = snd_gus_create(card,

					     possible_ports[i],

					     xirq, xdma1, xdma2,

					     0, channels[dev], pcm_channels[dev],

					     0, &gus);

			if (err >= 0) {

				port[dev] = possible_ports[i];

				break;

			}

		}

	}

	if (err < 0)

		goto _err;

	card = snd_card_new(index[n], id[n], THIS_MODULE, 0);

	if (!card)

		return -EINVAL;



	if ((err = snd_gusclassic_detect(gus)) < 0)

		goto _err;

	if (pcm_channels[n] < 2)

		pcm_channels[n] = 2;



	snd_gusclassic_init(dev, gus);

	if ((err = snd_gus_initialize(gus)) < 0)

		goto _err;

	error = snd_gusclassic_create(card, dev, n, &gus);

	if (error < 0)

		goto out;



	error = snd_gusclassic_detect(gus);

	if (error < 0)

		goto out;



	gus->joystick_dac = joystick_dac[n];



	error = snd_gus_initialize(gus);

	if (error < 0)

		goto out;



	error = -ENODEV;

	if (gus->max_flag || gus->ess_flag) {

		snd_printk(KERN_ERR PFX "GUS Classic or ACE soundcard was not detected at 0x%lx\n", gus->gf1.port);

		err = -ENODEV;

		goto _err;

		snd_printk(KERN_ERR "%s: GUS Classic or ACE soundcard was "

			"not detected at 0x%lx\n", dev->bus_id, gus->gf1.port);

		goto out;

	}



	if ((err = snd_gf1_new_mixer(gus)) < 0)

		goto _err;

	error = snd_gf1_new_mixer(gus);

	if (error < 0)

		goto out;



	if ((err = snd_gf1_pcm_new(gus, 0, 0, NULL)) < 0)

		goto _err;

	error = snd_gf1_pcm_new(gus, 0, 0, NULL);

	if (error < 0)

		goto out;



	if (!gus->ace_flag) {

		if ((err = snd_gf1_rawmidi_new(gus, 0, NULL)) < 0)

			goto _err;

		error = snd_gf1_rawmidi_new(gus, 0, NULL);

		if (error < 0)

			goto out;

	}

	sprintf(card->longname + strlen(card->longname), " at 0x%lx, irq %d, dma %d", gus->gf1.port, xirq, xdma1);

	if (xdma2 >= 0)

		sprintf(card->longname + strlen(card->longname), "&%d", xdma2);



	snd_card_set_dev(card, &pdev->dev);

	sprintf(card->longname + strlen(card->longname),

		" at 0x%lx, irq %d, dma %d",

		gus->gf1.port, gus->gf1.irq, gus->gf1.dma1);



	if ((err = snd_card_register(card)) < 0)

		goto _err;

	if (gus->gf1.dma2 >= 0)

		sprintf(card->longname + strlen(card->longname),

			"&%d", gus->gf1.dma2);



	platform_set_drvdata(pdev, card);

	snd_card_set_dev(card, dev);



	error = snd_card_register(card);

	if (error < 0)

		goto out;



	dev_set_drvdata(dev, card);

	return 0;



 _err:

	snd_card_free(card);

	return err;

out:	snd_card_free(card);

	return error;

}



static int __devexit snd_gusclassic_remove(struct platform_device *devptr)

static int __devexit snd_gusclassic_remove(struct device *dev, unsigned int n)

{

	snd_card_free(platform_get_drvdata(devptr));

	platform_set_drvdata(devptr, NULL);

	snd_card_free(dev_get_drvdata(dev));

	dev_set_drvdata(dev, NULL);

	return 0;

}



#define GUSCLASSIC_DRIVER	"snd_gusclassic"



static struct platform_driver snd_gusclassic_driver = {

static struct isa_driver snd_gusclassic_driver = {

	.match		= snd_gusclassic_match,

	.probe		= snd_gusclassic_probe,

	.remove		= __devexit_p(snd_gusclassic_remove),

	/* FIXME: suspend/resume */

#if 0	/* FIXME */

	.suspend	= snd_gusclassic_suspend,

	.remove		= snd_gusclassic_remove,

#endif

	.driver		= {

		.name	= GUSCLASSIC_DRIVER

	},

};



static void __init_or_module snd_gusclassic_unregister_all(void)

{

	int i;



	for (i = 0; i < ARRAY_SIZE(devices); ++i)

		platform_device_unregister(devices[i]);

	platform_driver_unregister(&snd_gusclassic_driver);

		.name	= DEV_NAME

	}

};



static int __init alsa_card_gusclassic_init(void)

{

	int i, cards, err;



	err = platform_driver_register(&snd_gusclassic_driver);

	if (err < 0)

		return err;



	cards = 0;

	for (i = 0; i < SNDRV_CARDS; i++) {

		struct platform_device *device;

		if (! enable[i])

			continue;

		device = platform_device_register_simple(GUSCLASSIC_DRIVER,

							 i, NULL, 0);

		if (IS_ERR(device))

			continue;

		if (!platform_get_drvdata(device)) {

			platform_device_unregister(device);

			continue;

		}

		devices[i] = device;

		cards++;

	}

	if (!cards) {

#ifdef MODULE

		printk(KERN_ERR "GUS Classic soundcard not found or device busy\n");

#endif

		snd_gusclassic_unregister_all();

		return -ENODEV;

	}

	return 0;

	return isa_register_driver(&snd_gusclassic_driver, SNDRV_CARDS);

}



static void __exit alsa_card_gusclassic_exit(void)

{

	snd_gusclassic_unregister_all();

	isa_unregister_driver(&snd_gusclassic_driver);

}



module_init(alsa_card_gusclassic_init)

module_exit(alsa_card_gusclassic_exit)
 
module_init(alsa_card_gusclassic_init);

module_exit(alsa_card_gusclassic_exit);