sound: use DEFINE_PCI_DEVICE_TABLE

Use DEFINE_PCI_DEVICE_TABLE() to make PCI device ids go to
.devinit.rodata section, so they can be discarded in some cases,
and make them const.

Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
diff --git a/sound/pci/cs5530.c b/sound/pci/cs5530.c
index dc46432..207479a 100644
--- a/sound/pci/cs5530.c
+++ b/sound/pci/cs5530.c
@@ -58,7 +58,7 @@
 	unsigned long pci_base;
 };
 
-static struct pci_device_id snd_cs5530_ids[] = {
+static DEFINE_PCI_DEVICE_TABLE(snd_cs5530_ids) = {
 	{PCI_VENDOR_ID_CYRIX, PCI_DEVICE_ID_CYRIX_5530_AUDIO, PCI_ANY_ID,
 							PCI_ANY_ID, 0, 0},
 	{0,}