3 files changed, 10 insertions, 0 deletions

diff --git a/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh.c b/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh.c
index cf21631440cc..1b333a28a6aa 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh.c
+++ b/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh.c
@@ -1036,6 +1036,7 @@ static int brcmf_ops_sdio_probe(struct sdio_func *func,
 
         sdiodev->bus_if = bus_if;
         bus_if->bus_priv.sdio = sdiodev;
+        bus_if->proto_type = BRCMF_PROTO_BCDC;
         dev_set_drvdata(&func->dev, bus_if);
         dev_set_drvdata(&sdiodev->func[1]->dev, bus_if);
         sdiodev->dev = &sdiodev->func[1]->dev;
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_bus.h b/drivers/net/wireless/brcm80211/brcmfmac/dhd_bus.h
index 6a54905528be..5c12a07673fa 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_bus.h
+++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd_bus.h
@@ -24,6 +24,12 @@ enum brcmf_bus_state {
         BRCMF_BUS_DATA          /* Ready for frame transfers */
 };
 
+/* The level of bus communication with the dongle */
+enum brcmf_bus_protocol_type {
+        BRCMF_PROTO_BCDC,
+        BRCMF_PROTO_MSGBUF
+};
+
 struct brcmf_bus_dcmd {
         char *name;
         char *param;
@@ -65,6 +71,7 @@ struct brcmf_bus_ops {
  * struct brcmf_bus - interface structure between common and bus layer
  *
  * @bus_priv: pointer to private bus device.
+ * @proto_type: protocol type, bcdc or msgbuf
  * @dev: device pointer of bus device.
  * @drvr: public driver information.
  * @state: operational state of the bus interface.
@@ -80,6 +87,7 @@ struct brcmf_bus {
                 struct brcmf_sdio_dev *sdio;
                 struct brcmf_usbdev *usb;
         } bus_priv;
+        enum brcmf_bus_protocol_type proto_type;
         struct device *dev;
         struct brcmf_pub *drvr;
         enum brcmf_bus_state state;
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/usb.c b/drivers/net/wireless/brcm80211/brcmfmac/usb.c
index 51c4de054b15..c345c32eb631 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/usb.c
+++ b/drivers/net/wireless/brcm80211/brcmfmac/usb.c
@@ -1253,6 +1253,7 @@ static int brcmf_usb_probe_cb(struct brcmf_usbdev_info *devinfo)
         bus->ops = &brcmf_usb_bus_ops;
         bus->chip = bus_pub->devid;
         bus->chiprev = bus_pub->chiprev;
+        bus->proto_type = BRCMF_PROTO_BCDC;
 
         /* Attach to the common driver interface */
         ret = brcmf_attach(dev);