diff --git a/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh.c b/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh.c
index 9afaeb6..7944224 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh.c
+++ b/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh.c
@@ -269,6 +269,12 @@ static int brcmf_sdiod_request_data(struct brcmf_sdio_dev *sdiodev, u8 fn,
 	return ret;
 }
 
+static void brcmf_sdiod_nomedium_state(struct brcmf_sdio_dev *sdiodev)
+{
+	sdiodev->state = BRCMF_STATE_NOMEDIUM;
+	brcmf_bus_change_state(sdiodev->bus_if, BRCMF_BUS_DOWN);
+}
+
 static int brcmf_sdiod_regrw_helper(struct brcmf_sdio_dev *sdiodev, u32 addr,
 				   u8 regsz, void *data, bool write)
 {
@@ -276,7 +282,7 @@ static int brcmf_sdiod_regrw_helper(struct brcmf_sdio_dev *sdiodev, u32 addr,
 	s32 retry = 0;
 	int ret;
 
-	if (sdiodev->bus_if->state == BRCMF_BUS_NOMEDIUM)
+	if (sdiodev->state == BRCMF_STATE_NOMEDIUM)
 		return -ENOMEDIUM;
 
 	/*
@@ -302,7 +308,7 @@ static int brcmf_sdiod_regrw_helper(struct brcmf_sdio_dev *sdiodev, u32 addr,
 		 retry++ < SDIOH_API_ACCESS_RETRY_LIMIT);
 
 	if (ret == -ENOMEDIUM)
-		brcmf_bus_change_state(sdiodev->bus_if, BRCMF_BUS_NOMEDIUM);
+		brcmf_sdiod_nomedium_state(sdiodev);
 	else if (ret != 0) {
 		/*
 		 * SleepCSR register access can fail when
@@ -325,7 +331,7 @@ brcmf_sdiod_set_sbaddr_window(struct brcmf_sdio_dev *sdiodev, u32 address)
 	int err = 0, i;
 	u8 addr[3];
 
-	if (sdiodev->bus_if->state == BRCMF_BUS_NOMEDIUM)
+	if (sdiodev->state == BRCMF_STATE_NOMEDIUM)
 		return -ENOMEDIUM;
 
 	addr[0] = (address >> 8) & SBSDIO_SBADDRLOW_MASK;
@@ -454,7 +460,7 @@ static int brcmf_sdiod_buffrw(struct brcmf_sdio_dev *sdiodev, uint fn,
 		err = sdio_readsb(sdiodev->func[fn], ((u8 *)(pkt->data)), addr,
 				  req_sz);
 	if (err == -ENOMEDIUM)
-		brcmf_bus_change_state(sdiodev->bus_if, BRCMF_BUS_NOMEDIUM);
+		brcmf_sdiod_nomedium_state(sdiodev);
 	return err;
 }
 
@@ -589,8 +595,7 @@ static int brcmf_sdiod_sglist_rw(struct brcmf_sdio_dev *sdiodev, uint fn,
 
 		ret = mmc_cmd.error ? mmc_cmd.error : mmc_dat.error;
 		if (ret == -ENOMEDIUM) {
-			brcmf_bus_change_state(sdiodev->bus_if,
-					       BRCMF_BUS_NOMEDIUM);
+			brcmf_sdiod_nomedium_state(sdiodev);
 			break;
 		} else if (ret != 0) {
 			brcmf_err("CMD53 sg block %s failed %d\n",
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/bus.h b/drivers/net/wireless/brcm80211/brcmfmac/bus.h
index ef344e4..55d36ff 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/bus.h
+++ b/drivers/net/wireless/brcm80211/brcmfmac/bus.h
@@ -33,11 +33,8 @@
 
 /* The level of bus communication with the dongle */
 enum brcmf_bus_state {
-	BRCMF_BUS_UNKNOWN,	/* Not determined yet */
-	BRCMF_BUS_NOMEDIUM,	/* No medium access to dongle */
 	BRCMF_BUS_DOWN,		/* Not ready for frame transfers */
-	BRCMF_BUS_LOAD,		/* Download access only (CPU reset) */
-	BRCMF_BUS_DATA		/* Ready for frame transfers */
+	BRCMF_BUS_UP		/* Ready for frame transfers */
 };
 
 /* The level of bus communication with the dongle */
@@ -188,18 +185,9 @@ void brcmf_bus_wowl_config(struct brcmf_bus *bus, bool enabled)
 		bus->ops->wowl_config(bus->dev, enabled);
 }
 
-static inline bool brcmf_bus_ready(struct brcmf_bus *bus)
-{
-	return bus->state == BRCMF_BUS_LOAD || bus->state == BRCMF_BUS_DATA;
-}
-
 static inline void brcmf_bus_change_state(struct brcmf_bus *bus,
 					  enum brcmf_bus_state new_state)
 {
-	/* NOMEDIUM is permanent */
-	if (bus->state == BRCMF_BUS_NOMEDIUM)
-		return;
-
 	brcmf_dbg(TRACE, "%d -> %d\n", bus->state, new_state);
 	bus->state = new_state;
 }
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/core.c b/drivers/net/wireless/brcm80211/brcmfmac/core.c
index e2a9e33..ff8c97b 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/core.c
+++ b/drivers/net/wireless/brcm80211/brcmfmac/core.c
@@ -197,7 +197,7 @@ static netdev_tx_t brcmf_netdev_start_xmit(struct sk_buff *skb,
 	brcmf_dbg(DATA, "Enter, idx=%d\n", ifp->bssidx);
 
 	/* Can the device send data? */
-	if (drvr->bus_if->state != BRCMF_BUS_DATA) {
+	if (drvr->bus_if->state != BRCMF_BUS_UP) {
 		brcmf_err("xmit rejected state=%d\n", drvr->bus_if->state);
 		netif_stop_queue(ndev);
 		dev_kfree_skb(skb);
@@ -637,7 +637,7 @@ static int brcmf_netdev_open(struct net_device *ndev)
 	brcmf_dbg(TRACE, "Enter, idx=%d\n", ifp->bssidx);
 
 	/* If bus is not ready, can't continue */
-	if (bus_if->state != BRCMF_BUS_DATA) {
+	if (bus_if->state != BRCMF_BUS_UP) {
 		brcmf_err("failed bus is not ready\n");
 		return -EAGAIN;
 	}
@@ -964,7 +964,7 @@ int brcmf_bus_start(struct device *dev)
 		p2p_ifp = NULL;
 
 	/* signal bus ready */
-	brcmf_bus_change_state(bus_if, BRCMF_BUS_DATA);
+	brcmf_bus_change_state(bus_if, BRCMF_BUS_UP);
 
 	/* Bus is ready, do any initialization */
 	ret = brcmf_c_preinit_dcmds(ifp);
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/fwil.c b/drivers/net/wireless/brcm80211/brcmfmac/fwil.c
index 03f2c40..dcfa0bb 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/fwil.c
+++ b/drivers/net/wireless/brcm80211/brcmfmac/fwil.c
@@ -109,7 +109,7 @@ brcmf_fil_cmd_data(struct brcmf_if *ifp, u32 cmd, void *data, u32 len, bool set)
 	struct brcmf_pub *drvr = ifp->drvr;
 	s32 err;
 
-	if (drvr->bus_if->state != BRCMF_BUS_DATA) {
+	if (drvr->bus_if->state != BRCMF_BUS_UP) {
 		brcmf_err("bus is down. we have nothing to do.\n");
 		return -EIO;
 	}
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/pcie.c b/drivers/net/wireless/brcm80211/brcmfmac/pcie.c
index e91fa9a..61c053a 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/pcie.c
+++ b/drivers/net/wireless/brcm80211/brcmfmac/pcie.c
@@ -1828,7 +1828,7 @@ static int brcmf_pcie_resume(struct pci_dev *pdev)
 				goto cleanup;
 			brcmf_dbg(PCIE, "Hot resume, continue....\n");
 			brcmf_pcie_select_core(devinfo, BCMA_CORE_PCIE2);
-			brcmf_bus_change_state(bus, BRCMF_BUS_DATA);
+			brcmf_bus_change_state(bus, BRCMF_BUS_UP);
 			brcmf_pcie_intr_enable(devinfo);
 			return 0;
 		}
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/sdio.c b/drivers/net/wireless/brcm80211/brcmfmac/sdio.c
index 488a0f6..5e9d208 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/sdio.c
+++ b/drivers/net/wireless/brcm80211/brcmfmac/sdio.c
@@ -1909,7 +1909,7 @@ static uint brcmf_sdio_readframes(struct brcmf_sdio *bus, uint maxframes)
 	bus->rxpending = true;
 
 	for (rd->seq_num = bus->rx_seq, rxleft = maxframes;
-	     !bus->rxskip && rxleft && brcmf_bus_ready(bus->sdiodev->bus_if);
+	     !bus->rxskip && rxleft && bus->sdiodev->state == BRCMF_STATE_DATA;
 	     rd->seq_num++, rxleft--) {
 
 		/* Handle glomming separately */
@@ -2415,7 +2415,7 @@ static uint brcmf_sdio_sendfromq(struct brcmf_sdio *bus, uint maxframes)
 	}
 
 	/* Deflow-control stack if needed */
-	if ((bus->sdiodev->bus_if->state == BRCMF_BUS_DATA) &&
+	if ((bus->sdiodev->state == BRCMF_STATE_DATA) &&
 	    bus->txoff && (pktq_len(&bus->txq) < TXLOW)) {
 		bus->txoff = false;
 		brcmf_txflowblock(bus->sdiodev->dev, false);
@@ -2503,7 +2503,7 @@ static void brcmf_sdio_bus_stop(struct device *dev)
 		bus->watchdog_tsk = NULL;
 	}
 
-	if (bus_if->state == BRCMF_BUS_DOWN) {
+	if (sdiodev->state != BRCMF_STATE_NOMEDIUM) {
 		sdio_claim_host(sdiodev->func[1]);
 
 		/* Enable clock for device interrupts */
@@ -2756,7 +2756,7 @@ static void brcmf_sdio_dpc(struct brcmf_sdio *bus)
 		brcmf_sdio_sendfromq(bus, framecnt);
 	}
 
-	if (!brcmf_bus_ready(bus->sdiodev->bus_if) || (err != 0)) {
+	if ((bus->sdiodev->state != BRCMF_STATE_DATA) || (err != 0)) {
 		brcmf_err("failed backplane access over SDIO, halting operation\n");
 		atomic_set(&bus->intstatus, 0);
 	} else if (atomic_read(&bus->intstatus) ||
@@ -3411,8 +3411,8 @@ static int brcmf_sdio_download_firmware(struct brcmf_sdio *bus,
 		goto err;
 	}
 
-	/* Allow HT Clock now that the ARM is running. */
-	brcmf_bus_change_state(bus->sdiodev->bus_if, BRCMF_BUS_LOAD);
+	/* Allow full data communication using DPC from now on. */
+	bus->sdiodev->state = BRCMF_STATE_DATA;
 	bcmerror = 0;
 
 err:
@@ -3558,7 +3558,7 @@ void brcmf_sdio_isr(struct brcmf_sdio *bus)
 		return;
 	}
 
-	if (!brcmf_bus_ready(bus->sdiodev->bus_if)) {
+	if (bus->sdiodev->state != BRCMF_STATE_DATA) {
 		brcmf_err("bus is down. we have nothing to do\n");
 		return;
 	}
@@ -3581,10 +3581,6 @@ void brcmf_sdio_isr(struct brcmf_sdio *bus)
 
 static bool brcmf_sdio_bus_watchdog(struct brcmf_sdio *bus)
 {
-#ifdef DEBUG
-	struct brcmf_bus *bus_if = dev_get_drvdata(bus->sdiodev->dev);
-#endif	/* DEBUG */
-
 	brcmf_dbg(TIMER, "Enter\n");
 
 	/* Poll period: check device if appropriate. */
@@ -3628,7 +3624,7 @@ static bool brcmf_sdio_bus_watchdog(struct brcmf_sdio *bus)
 	}
 #ifdef DEBUG
 	/* Poll for console output periodically */
-	if (bus_if && bus_if->state == BRCMF_BUS_DATA &&
+	if (bus->sdiodev->state == BRCMF_STATE_DATA &&
 	    bus->console_interval != 0) {
 		bus->console.count += BRCMF_WD_POLL_MS;
 		if (bus->console.count >= bus->console_interval) {
@@ -3869,11 +3865,6 @@ brcmf_sdio_probe_attach(struct brcmf_sdio *bus)
 		goto fail;
 	}
 
-	/* SDIO register access works so moving
-	 * state from UNKNOWN to DOWN.
-	 */
-	brcmf_bus_change_state(bus->sdiodev->bus_if, BRCMF_BUS_DOWN);
-
 	bus->ci = brcmf_chip_attach(bus->sdiodev, &brcmf_sdio_buscore_ops);
 	if (IS_ERR(bus->ci)) {
 		brcmf_err("brcmf_chip_attach failed!\n");
@@ -4007,18 +3998,16 @@ static void brcmf_sdio_firmware_callback(struct device *dev,
 
 	brcmf_dbg(TRACE, "Enter: dev=%s\n", dev_name(dev));
 
-	/* try to download image and nvram to the dongle */
-	if (bus_if->state == BRCMF_BUS_DOWN) {
-		bus->alp_only = true;
-		err = brcmf_sdio_download_firmware(bus, code, nvram, nvram_len);
-		if (err)
-			goto fail;
-		bus->alp_only = false;
-	}
-
 	if (!bus_if->drvr)
 		return;
 
+	/* try to download image and nvram to the dongle */
+	bus->alp_only = true;
+	err = brcmf_sdio_download_firmware(bus, code, nvram, nvram_len);
+	if (err)
+		goto fail;
+	bus->alp_only = false;
+
 	/* Start the watchdog timer */
 	bus->sdcnt.tickcnt = 0;
 	brcmf_sdio_wd_timer(bus, BRCMF_WD_POLL_MS);
@@ -4254,7 +4243,7 @@ void brcmf_sdio_remove(struct brcmf_sdio *bus)
 			destroy_workqueue(bus->brcmf_wq);
 
 		if (bus->ci) {
-			if (bus->sdiodev->bus_if->state == BRCMF_BUS_DOWN) {
+			if (bus->sdiodev->state != BRCMF_STATE_NOMEDIUM) {
 				sdio_claim_host(bus->sdiodev->func[1]);
 				brcmf_sdio_clkctl(bus, CLK_AVAIL, false);
 				/* Leave the device in state where it is
@@ -4289,7 +4278,7 @@ void brcmf_sdio_wd_timer(struct brcmf_sdio *bus, uint wdtick)
 	}
 
 	/* don't start the wd until fw is loaded */
-	if (bus->sdiodev->bus_if->state != BRCMF_BUS_DATA)
+	if (bus->sdiodev->state != BRCMF_STATE_DATA)
 		return;
 
 	if (wdtick) {
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/sdio.h b/drivers/net/wireless/brcm80211/brcmfmac/sdio.h
index 9c5d42d..ec2586a 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/sdio.h
+++ b/drivers/net/wireless/brcm80211/brcmfmac/sdio.h
@@ -155,6 +155,13 @@
 /* watchdog polling interval in ms */
 #define BRCMF_WD_POLL_MS	10
 
+/* The state of the bus */
+enum brcmf_sdio_state {
+	BRCMF_STATE_DOWN,	/* Device available, still initialising */
+	BRCMF_STATE_DATA,	/* Ready for data transfers, DPC enabled */
+	BRCMF_STATE_NOMEDIUM	/* No medium access to dongle possible */
+};
+
 struct brcmf_sdreg {
 	int func;
 	int offset;
@@ -187,6 +194,7 @@ struct brcmf_sdio_dev {
 	char fw_name[BRCMF_FW_PATH_LEN + BRCMF_FW_NAME_LEN];
 	char nvram_name[BRCMF_FW_PATH_LEN + BRCMF_FW_NAME_LEN];
 	bool wowl_enabled;
+	enum brcmf_sdio_state state;
 };
 
 /* sdio core registers */
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/usb.c b/drivers/net/wireless/brcm80211/brcmfmac/usb.c
index 4572def..7e0c9e2 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/usb.c
+++ b/drivers/net/wireless/brcm80211/brcmfmac/usb.c
@@ -576,7 +576,7 @@ brcmf_usb_state_change(struct brcmf_usbdev_info *devinfo, int state)
 		brcmf_bus_change_state(bcmf_bus, BRCMF_BUS_DOWN);
 	} else if (state == BRCMFMAC_USB_STATE_UP) {
 		brcmf_dbg(USB, "DBUS is up\n");
-		brcmf_bus_change_state(bcmf_bus, BRCMF_BUS_DATA);
+		brcmf_bus_change_state(bcmf_bus, BRCMF_BUS_UP);
 	} else {
 		brcmf_dbg(USB, "DBUS current state=%d\n", state);
 	}
