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/it821x.c b/drivers/ide/pci/it821x.c
index 25595ac..752a142 100644
--- a/drivers/ide/pci/it821x.c
+++ b/drivers/ide/pci/it821x.c
@@ -675,9 +675,9 @@
 	return 0;
 }
 
-static struct pci_device_id it821x_pci_tbl[] = {
-	{ PCI_VENDOR_ID_ITE, PCI_DEVICE_ID_ITE_8211,  PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
-	{ PCI_VENDOR_ID_ITE, PCI_DEVICE_ID_ITE_8212,  PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
+static const struct pci_device_id it821x_pci_tbl[] = {
+	{ PCI_VDEVICE(ITE, PCI_DEVICE_ID_ITE_8211), 0 },
+	{ PCI_VDEVICE(ITE, PCI_DEVICE_ID_ITE_8212), 0 },
 	{ 0, },
 };