ide: use PCI_VDEVICE() macro

While at it:
- make struct pci_device_id tables const
- use PCI_DEVICE_ID_ITE_8213 define in it8213.c
- fix comment in generic.c

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
diff --git a/drivers/ide/pci/sc1200.c b/drivers/ide/pci/sc1200.c
index 38cfc8c..29945b9 100644
--- a/drivers/ide/pci/sc1200.c
+++ b/drivers/ide/pci/sc1200.c
@@ -403,8 +403,8 @@
 	return ide_setup_pci_device(dev, &sc1200_chipset);
 }
 
-static struct pci_device_id sc1200_pci_tbl[] = {
-	{ PCI_DEVICE(PCI_VENDOR_ID_NS, PCI_DEVICE_ID_NS_SCx200_IDE), 0},
+static const struct pci_device_id sc1200_pci_tbl[] = {
+	{ PCI_VDEVICE(NS, PCI_DEVICE_ID_NS_SCx200_IDE), 0},
 	{ 0, },
 };
 MODULE_DEVICE_TABLE(pci, sc1200_pci_tbl);