Add ESD PCI vendor ID

Signed-off-by: Matthias Fuchs <matthias.fuchs@esd.eu>
diff --git a/include/pci_ids.h b/include/pci_ids.h
index ae642b1..400c540 100644
--- a/include/pci_ids.h
+++ b/include/pci_ids.h
@@ -1519,6 +1519,8 @@
 #define PCI_DEVICE_ID_AUREAL_VORTEX_1	0x0001
 #define PCI_DEVICE_ID_AUREAL_VORTEX_2	0x0002
 
+#define PCI_VENDOR_ID_ESDGMBH		0x12fe
+
 #define PCI_VENDOR_ID_CBOARDS		0x1307
 #define PCI_DEVICE_ID_CBOARDS_DAS1602_16 0x0001