module_param_array(dma, int, NULL, 0444);
MODULE_PARM_DESC(dma, "DMA # for SoundScape driver.");
+
+static struct platform_device *platform_devices[SNDRV_CARDS];
#ifdef CONFIG_PNP
+static int pnp_registered;
static struct pnp_card_device_id sscape_pnpids[] = {
{ .id = "ENS3081", .devs = { { "ENS0000" } } },
{ .id = "" } /* end */
}
-static int __init snd_sscape_probe(struct platform_device *pdev)
+static int __devinit snd_sscape_probe(struct platform_device *pdev)
{
int dev = pdev->id;
struct snd_card *card;
#endif /* CONFIG_PNP */
+static void __init_or_module sscape_unregister_all(void)
+{
+ int i;
+
+#ifdef CONFIG_PNP
+ if (pnp_registered)
+ pnp_unregister_card_driver(&sscape_pnpc_driver);
+#endif
+ for (i = 0; i < ARRAY_SIZE(platform_devices); ++i)
+ platform_device_unregister(platform_devices[i]);
+ platform_driver_unregister(&snd_sscape_driver);
+}
+
static int __init sscape_manual_probe(void)
{
struct platform_device *device;
dma[i] == SNDRV_AUTO_DMA) {
printk(KERN_INFO
"sscape: insufficient parameters, need IO, IRQ, MPU-IRQ and DMA\n");
- platform_driver_unregister(&snd_sscape_driver);
- return -ENXIO;
+ ret = -ENXIO;
+ goto errout;
}
/*
device = platform_device_register_simple(SSCAPE_DRIVER,
i, NULL, 0);
if (IS_ERR(device)) {
- platform_driver_unregister(&snd_sscape_driver);
- return PTR_ERR(device);
+ ret = PTR_ERR(device);
+ goto errout;
}
+ platform_devices[i] = device;
}
return 0;
+
+ errout:
+ sscape_unregister_all();
+ return ret;
}
static void sscape_exit(void)
{
- pnp_unregister_card_driver(&sscape_pnpc_driver);
- platform_driver_unregister(&snd_sscape_driver);
+ sscape_unregister_all();
}
ret = sscape_manual_probe();
if (ret < 0)
return ret;
- pnp_register_card_driver(&sscape_pnpc_driver);
+#ifdef CONFIG_PNP
+ if (pnp_register_card_driver(&sscape_pnpc_driver) == 0)
+ pnp_registered = 1;
+#endif
return 0;
}