brcm80211: fmac: change function txflowcontrol parameter

Change parameter to device pointer for bus layer interface function
brcmf_txflowcontrol. This 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>

drivers/net/wireless/brcm80211/brcmfmac/dhd.h

@@ -706,7 +706,7 @@ extern s32 brcmf_exec_dcmd(struct net_device *dev, u32 cmd, void *arg, u32 len);
 extern void brcmf_detach(struct device *dev);
 
 /* Indication from bus module to change flow-control state */
-extern void brcmf_txflowcontrol(struct brcmf_pub *drvr, int ifidx, bool on);
+extern void brcmf_txflowcontrol(struct device *dev, int ifidx, bool on);
 
 extern bool brcmf_c_prec_enq(struct brcmf_pub *drvr, struct pktq *q,
 			 struct sk_buff *pkt, int prec);

drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c

@@ -348,9 +348,11 @@ static int brcmf_netdev_start_xmit(struct sk_buff *skb, struct net_device *ndev)
 	return 0;
 }
 
-void brcmf_txflowcontrol(struct brcmf_pub *drvr, int ifidx, bool state)
+void brcmf_txflowcontrol(struct device *dev, int ifidx, bool state)
 {
 	struct net_device *ndev;
+	struct brcmf_bus *bus_if = dev_get_drvdata(dev);
+	struct brcmf_pub *drvr = bus_if->drvr;
 
 	brcmf_dbg(TRACE, "Enter\n");
 

drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c

@@ -2289,7 +2289,7 @@ static uint brcmf_sdbrcm_sendfromq(struct brcmf_sdio *bus, uint maxframes)
 	/* Deflow-control stack if needed */
 	if (drvr->up && (drvr->bus_if->state == BRCMF_BUS_DATA) &&
 	    drvr->txoff && (pktq_len(&bus->txq) < TXLOW))
-		brcmf_txflowcontrol(drvr, 0, OFF);
+		brcmf_txflowcontrol(bus->sdiodev->dev, 0, OFF);
 
 	return cnt;
 }
@@ -2602,7 +2602,7 @@ int brcmf_sdbrcm_bus_txdata(struct device *dev, struct sk_buff *pkt)
 	spin_unlock_bh(&bus->txqlock);
 
 	if (pktq_len(&bus->txq) >= TXHI)
-		brcmf_txflowcontrol(bus->drvr, 0, ON);
+		brcmf_txflowcontrol(bus->sdiodev->dev, 0, ON);
 
 #ifdef BCMDBG
 	if (pktq_plen(&bus->txq, prec) > qcount[prec])