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/maestro3.c b/sound/pci/maestro3.c
index 75283fbb..b64e781 100644
--- a/sound/pci/maestro3.c
+++ b/sound/pci/maestro3.c
@@ -861,7 +861,7 @@
 /*
  * pci ids
  */
-static struct pci_device_id snd_m3_ids[] = {
+static DEFINE_PCI_DEVICE_TABLE(snd_m3_ids) = {
 	{PCI_VENDOR_ID_ESS, PCI_DEVICE_ID_ESS_ALLEGRO_1, PCI_ANY_ID, PCI_ANY_ID,
 	 PCI_CLASS_MULTIMEDIA_AUDIO << 8, 0xffff00, 0},
 	{PCI_VENDOR_ID_ESS, PCI_DEVICE_ID_ESS_ALLEGRO, PCI_ANY_ID, PCI_ANY_ID,