diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h
index f11c1c2..902e41a 100644
--- a/include/linux/pci_ids.h
+++ b/include/linux/pci_ids.h
@@ -1309,6 +1309,8 @@
 #define PCI_DEVICE_ID_IMS_TT128		0x9128
 #define PCI_DEVICE_ID_IMS_TT3D		0x9135
 
+#define PCI_VENDOR_ID_AMCC		0x10e8
+
 #define PCI_VENDOR_ID_INTERG		0x10ea
 #define PCI_DEVICE_ID_INTERG_1682	0x1682
 #define PCI_DEVICE_ID_INTERG_2000	0x2000
@@ -2249,7 +2251,7 @@
 /*
  * ADDI-DATA GmbH communication cards <info@addi-data.com>
  */
-#define PCI_VENDOR_ID_ADDIDATA_OLD             0x10E8
+#define PCI_VENDOR_ID_ADDIDATA_OLD             0x10E8	/* actually AMCC */
 #define PCI_VENDOR_ID_ADDIDATA                 0x15B8
 #define PCI_DEVICE_ID_ADDIDATA_APCI7500        0x7000
 #define PCI_DEVICE_ID_ADDIDATA_APCI7420        0x7001