brcm80211: fmac: abstract ctrl frames interface function pointers

Abstract bus layer brcmf_bus_txctl/brcmf_bus_rxctl function
pointers for common layer. This patch is part of the fullmac bus
interface refactoring.

Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Reviewed-by: Arend van Spriel <arend@broadcom.com>
Reviewed-by: Alwin Beukers <alwin@broadcom.com>
Signed-off-by: Franky Lin <frankyl@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c b/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c
index 6a30950..800007f1 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c
+++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c
@@ -2892,7 +2892,7 @@
 	return ret;
 }
 
-int
+static int
 brcmf_sdbrcm_bus_txctl(struct device *dev, unsigned char *msg, uint msglen)
 {
 	u8 *frame;
@@ -3010,7 +3010,7 @@
 	return ret ? -EIO : 0;
 }
 
-int
+static int
 brcmf_sdbrcm_bus_rxctl(struct device *dev, unsigned char *msg, uint msglen)
 {
 	int timeleft;
@@ -3956,6 +3956,8 @@
 	bus->sdiodev->bus_if->brcmf_bus_stop = brcmf_sdbrcm_bus_stop;
 	bus->sdiodev->bus_if->brcmf_bus_init = brcmf_sdbrcm_bus_init;
 	bus->sdiodev->bus_if->brcmf_bus_txdata = brcmf_sdbrcm_bus_txdata;
+	bus->sdiodev->bus_if->brcmf_bus_txctl = brcmf_sdbrcm_bus_txctl;
+	bus->sdiodev->bus_if->brcmf_bus_rxctl = brcmf_sdbrcm_bus_rxctl;
 	/* Attach to the brcmf/OS/network interface */
 	ret = brcmf_attach(SDPCM_RESERVE, bus->sdiodev->dev);
 	if (ret != 0) {