module_param_array(dma1, int, NULL, 0444);
MODULE_PARM_DESC(dma1, "DMA1 # for Sound Galaxy driver.");
+static struct platform_device *devices[SNDRV_CARDS];
+
#define SGALAXY_AUXC_LEFT 18
#define SGALAXY_AUXC_RIGHT 19
},
};
+static void __init_or_module snd_sgalaxy_unregister_all(void)
+{
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(devices); ++i)
+ platform_device_unregister(devices[i]);
+ platform_driver_unregister(&snd_sgalaxy_driver);
+}
+
static int __init alsa_card_sgalaxy_init(void)
{
int i, cards, err;
return err;
cards = 0;
- for (i = 0; i < SNDRV_CARDS && enable[i]; i++) {
+ for (i = 0; i < SNDRV_CARDS; i++) {
struct platform_device *device;
+ if (! enable[i])
+ continue;
device = platform_device_register_simple(SND_SGALAXY_DRIVER,
i, NULL, 0);
- if (IS_ERR(device)) {
- err = PTR_ERR(device);
- goto errout;
+ if (IS_ERR(device))
+ continue;
+ if (!platform_get_drvdata(device)) {
+ platform_device_unregister(device);
+ continue;
}
+ devices[i] = device;
cards++;
}
if (!cards) {
#ifdef MODULE
snd_printk(KERN_ERR "Sound Galaxy soundcard not found or device busy\n");
#endif
- err = -ENODEV;
- goto errout;
+ snd_sgalaxy_unregister_all();
+ return -ENODEV;
}
return 0;
-
- errout:
- platform_driver_unregister(&snd_sgalaxy_driver);
- return err;
}
static void __exit alsa_card_sgalaxy_exit(void)
{
- platform_driver_unregister(&snd_sgalaxy_driver);
+ snd_sgalaxy_unregister_all();
}
module_init(alsa_card_sgalaxy_init)