/*
* Driver for Gravis UltraSound Classic soundcard
- * Copyright (c) by Jaroslav Kysela <perex@suse.cz>
+ * Copyright (c) by Jaroslav Kysela <perex@perex.cz>
*
*
* This program is free software; you can redistribute it and/or modify
#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>
#define SNDRV_LEGACY_FIND_FREE_DMA
#include <sound/initval.h>
-MODULE_AUTHOR("Jaroslav Kysela <perex@suse.cz>");
-MODULE_DESCRIPTION("Gravis UltraSound Classic");
+#define CRD_NAME "Gravis UltraSound Classic"
+#define DEV_NAME "gusclassic"
+
+MODULE_DESCRIPTION(CRD_NAME);
+MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>");
MODULE_LICENSE("GPL");
MODULE_SUPPORTED_DEVICE("{{Gravis,UltraSound Classic}}");
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 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;
+
+ 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;
+ }
+ }
-static struct platform_device *devices[SNDRV_CARDS];
+ 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));
-#define PFX "gusclassic: "
+ return error;
+}
-static int __devinit snd_gusclassic_detect(struct snd_gus_card * gus)
+static int __devinit snd_gusclassic_detect(struct snd_gus_card *gus)
{
unsigned char d;
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
- },
+ .name = DEV_NAME
+ }
};
-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);
-}
-
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);
git://bbs.cooldavid.org / net-next-2.6.git / blobdiff