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/rme9652/hdsp.c b/sound/pci/rme9652/hdsp.c
index 7bb827c..52c6eb5 100644
--- a/sound/pci/rme9652/hdsp.c
+++ b/sound/pci/rme9652/hdsp.c
@@ -585,7 +585,7 @@
 }
 
 
-static struct pci_device_id snd_hdsp_ids[] = {
+static DEFINE_PCI_DEVICE_TABLE(snd_hdsp_ids) = {
 	{
 		.vendor = PCI_VENDOR_ID_XILINX,
 		.device = PCI_DEVICE_ID_XILINX_HAMMERFALL_DSP,