[ALSA] cs5535audio - Add missing module_param*() and MODULE_PARM_DESC()

Added missing module_param*() and MODULE_PARM_DESC() for
cs5535audio driver.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
diff --git a/sound/pci/cs5535audio/cs5535audio.c b/sound/pci/cs5535audio/cs5535audio.c
index 41f02f0..f61c4fa 100644
--- a/sound/pci/cs5535audio/cs5535audio.c
+++ b/sound/pci/cs5535audio/cs5535audio.c
@@ -60,6 +60,13 @@
 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;
 static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;
 
+module_param_array(index, int, NULL, 0444);
+MODULE_PARM_DESC(index, "Index value for " DRIVER_NAME);
+module_param_array(id, charp, NULL, 0444);
+MODULE_PARM_DESC(id, "ID string for " DRIVER_NAME);
+module_param_array(enable, bool, NULL, 0444);
+MODULE_PARM_DESC(enable, "Enable " DRIVER_NAME);
+
 static struct pci_device_id snd_cs5535audio_ids[] __devinitdata = {
 	{ PCI_DEVICE(PCI_VENDOR_ID_NS, PCI_DEVICE_ID_NS_CS5535_AUDIO) },
 	{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_CS5536_AUDIO) },