[Bluetooth] Add HCI device identifier for SDIO cards

This patch assigns the next free HCI device identifier to Bluetooth
devices based on the SDIO interface.

Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
diff --git a/net/bluetooth/hci_sysfs.c b/net/bluetooth/hci_sysfs.c
index 58df436..09c6161 100644
--- a/net/bluetooth/hci_sysfs.c
+++ b/net/bluetooth/hci_sysfs.c
@@ -16,7 +16,7 @@
 static inline char *typetostr(int type)
 {
 	switch (type) {
-	case HCI_VHCI:
+	case HCI_VIRTUAL:
 		return "VIRTUAL";
 	case HCI_USB:
 		return "USB";
@@ -28,6 +28,8 @@
 		return "RS232";
 	case HCI_PCI:
 		return "PCI";
+	case HCI_SDIO:
+		return "SDIO";
 	default:
 		return "UNKNOWN";
 	}