diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd.h b/drivers/net/wireless/brcm80211/brcmfmac/dhd.h
index 2eb9e642c9bf..34af9d183107 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/dhd.h
+++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd.h
@@ -632,29 +632,29 @@ struct brcmf_skb_reorder_data {
 	u8 *reorder;
 };
 
-extern int brcmf_netdev_wait_pend8021x(struct net_device *ndev);
+int brcmf_netdev_wait_pend8021x(struct net_device *ndev);
 
 /* Return pointer to interface name */
-extern char *brcmf_ifname(struct brcmf_pub *drvr, int idx);
+char *brcmf_ifname(struct brcmf_pub *drvr, int idx);
 
 /* Query dongle */
-extern int brcmf_proto_cdc_query_dcmd(struct brcmf_pub *drvr, int ifidx,
-				       uint cmd, void *buf, uint len);
-extern int brcmf_proto_cdc_set_dcmd(struct brcmf_pub *drvr, int ifidx, uint cmd,
-				    void *buf, uint len);
+int brcmf_proto_cdc_query_dcmd(struct brcmf_pub *drvr, int ifidx, uint cmd,
+			       void *buf, uint len);
+int brcmf_proto_cdc_set_dcmd(struct brcmf_pub *drvr, int ifidx, uint cmd,
+			     void *buf, uint len);
 
 /* Remove any protocol-specific data header. */
-extern int brcmf_proto_hdrpull(struct brcmf_pub *drvr, bool do_fws, u8 *ifidx,
-			       struct sk_buff *rxp);
+int brcmf_proto_hdrpull(struct brcmf_pub *drvr, bool do_fws, u8 *ifidx,
+			struct sk_buff *rxp);
 
-extern int brcmf_net_attach(struct brcmf_if *ifp, bool rtnl_locked);
-extern struct brcmf_if *brcmf_add_if(struct brcmf_pub *drvr, s32 bssidx,
-				     s32 ifidx, char *name, u8 *mac_addr);
-extern void brcmf_del_if(struct brcmf_pub *drvr, s32 bssidx);
+int brcmf_net_attach(struct brcmf_if *ifp, bool rtnl_locked);
+struct brcmf_if *brcmf_add_if(struct brcmf_pub *drvr, s32 bssidx, s32 ifidx,
+			      char *name, u8 *mac_addr);
+void brcmf_del_if(struct brcmf_pub *drvr, s32 bssidx);
 void brcmf_txflowblock_if(struct brcmf_if *ifp,
 			  enum brcmf_netif_stop_reason reason, bool state);
-extern u32 brcmf_get_chip_info(struct brcmf_if *ifp);
-extern void brcmf_txfinalize(struct brcmf_pub *drvr, struct sk_buff *txp,
-			     bool success);
+u32 brcmf_get_chip_info(struct brcmf_if *ifp);
+void brcmf_txfinalize(struct brcmf_pub *drvr, struct sk_buff *txp,
+		      bool success);
 
 #endif				/* _BRCMF_H_ */
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_bus.h b/drivers/net/wireless/brcm80211/brcmfmac/dhd_bus.h
index f7c1985844e4..5bc02768587a 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_bus.h
+++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd_bus.h
@@ -132,34 +132,33 @@ struct pktq *brcmf_bus_gettxq(struct brcmf_bus *bus)
  * interface functions from common layer
  */
 
-extern bool brcmf_c_prec_enq(struct device *dev, struct pktq *q,
-			 struct sk_buff *pkt, int prec);
+bool brcmf_c_prec_enq(struct device *dev, struct pktq *q, struct sk_buff *pkt,
+		      int prec);
 
 /* Receive frame for delivery to OS.  Callee disposes of rxp. */
-extern void brcmf_rx_frames(struct device *dev, struct sk_buff_head *rxlist);
+void brcmf_rx_frames(struct device *dev, struct sk_buff_head *rxlist);
 
 /* Indication from bus module regarding presence/insertion of dongle. */
-extern int brcmf_attach(uint bus_hdrlen, struct device *dev);
+int brcmf_attach(uint bus_hdrlen, struct device *dev);
 /* Indication from bus module regarding removal/absence of dongle */
-extern void brcmf_detach(struct device *dev);
+void brcmf_detach(struct device *dev);
 /* Indication from bus module that dongle should be reset */
-extern void brcmf_dev_reset(struct device *dev);
+void brcmf_dev_reset(struct device *dev);
 /* Indication from bus module to change flow-control state */
-extern void brcmf_txflowblock(struct device *dev, bool state);
+void brcmf_txflowblock(struct device *dev, bool state);
 
 /* Notify the bus has transferred the tx packet to firmware */
-extern void brcmf_txcomplete(struct device *dev, struct sk_buff *txp,
-			     bool success);
+void brcmf_txcomplete(struct device *dev, struct sk_buff *txp, bool success);
 
-extern int brcmf_bus_start(struct device *dev);
+int brcmf_bus_start(struct device *dev);
 
 #ifdef CONFIG_BRCMFMAC_SDIO
-extern void brcmf_sdio_exit(void);
-extern void brcmf_sdio_init(void);
+void brcmf_sdio_exit(void);
+void brcmf_sdio_init(void);
 #endif
 #ifdef CONFIG_BRCMFMAC_USB
-extern void brcmf_usb_exit(void);
-extern void brcmf_usb_init(void);
+void brcmf_usb_exit(void);
+void brcmf_usb_init(void);
 #endif
 
 #endif				/* _BRCMF_BUS_H_ */
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_proto.h b/drivers/net/wireless/brcm80211/brcmfmac/dhd_proto.h
index ef9179883748..53c6e710f2cb 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_proto.h
+++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd_proto.h
@@ -22,21 +22,21 @@
  */
 
 /* Linkage, sets prot link and updates hdrlen in pub */
-extern int brcmf_proto_attach(struct brcmf_pub *drvr);
+int brcmf_proto_attach(struct brcmf_pub *drvr);
 
 /* Unlink, frees allocated protocol memory (including brcmf_proto) */
-extern void brcmf_proto_detach(struct brcmf_pub *drvr);
+void brcmf_proto_detach(struct brcmf_pub *drvr);
 
 /* Stop protocol: sync w/dongle state. */
-extern void brcmf_proto_stop(struct brcmf_pub *drvr);
+void brcmf_proto_stop(struct brcmf_pub *drvr);
 
 /* Add any protocol-specific data header.
  * Caller must reserve prot_hdrlen prepend space.
  */
-extern void brcmf_proto_hdrpush(struct brcmf_pub *, int ifidx, u8 offset,
-				struct sk_buff *txp);
+void brcmf_proto_hdrpush(struct brcmf_pub *, int ifidx, u8 offset,
+			 struct sk_buff *txp);
 
 /* Sets dongle media info (drv_version, mac address). */
-extern int brcmf_c_preinit_dcmds(struct brcmf_if *ifp);
+int brcmf_c_preinit_dcmds(struct brcmf_if *ifp);
 
 #endif				/* _BRCMF_PROTO_H_ */
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/sdio_chip.h b/drivers/net/wireless/brcm80211/brcmfmac/sdio_chip.h
index 83c041f1bf4a..f0780ee05602 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/sdio_chip.h
+++ b/drivers/net/wireless/brcm80211/brcmfmac/sdio_chip.h
@@ -215,17 +215,16 @@ struct sdpcmd_regs {
 	u16 PAD[0x80];
 };
 
-extern int brcmf_sdio_chip_attach(struct brcmf_sdio_dev *sdiodev,
-				  struct chip_info **ci_ptr, u32 regs);
-extern void brcmf_sdio_chip_detach(struct chip_info **ci_ptr);
-extern void brcmf_sdio_chip_drivestrengthinit(struct brcmf_sdio_dev *sdiodev,
-					      struct chip_info *ci,
-					      u32 drivestrength);
-extern u8 brcmf_sdio_chip_getinfidx(struct chip_info *ci, u16 coreid);
-extern void brcmf_sdio_chip_enter_download(struct brcmf_sdio_dev *sdiodev,
-					   struct chip_info *ci);
-extern bool brcmf_sdio_chip_exit_download(struct brcmf_sdio_dev *sdiodev,
-					  struct chip_info *ci, char *nvram_dat,
-					  uint nvram_sz);
+int brcmf_sdio_chip_attach(struct brcmf_sdio_dev *sdiodev,
+			   struct chip_info **ci_ptr, u32 regs);
+void brcmf_sdio_chip_detach(struct chip_info **ci_ptr);
+void brcmf_sdio_chip_drivestrengthinit(struct brcmf_sdio_dev *sdiodev,
+				       struct chip_info *ci, u32 drivestrength);
+u8 brcmf_sdio_chip_getinfidx(struct chip_info *ci, u16 coreid);
+void brcmf_sdio_chip_enter_download(struct brcmf_sdio_dev *sdiodev,
+				    struct chip_info *ci);
+bool brcmf_sdio_chip_exit_download(struct brcmf_sdio_dev *sdiodev,
+				   struct chip_info *ci, char *nvram_dat,
+				   uint nvram_sz);
 
 #endif		/* _BRCMFMAC_SDIO_CHIP_H_ */
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/sdio_host.h b/drivers/net/wireless/brcm80211/brcmfmac/sdio_host.h
index 2b5407f002e5..c9b06b4e71f7 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/sdio_host.h
+++ b/drivers/net/wireless/brcm80211/brcmfmac/sdio_host.h
@@ -181,18 +181,18 @@ struct brcmf_sdio_dev {
 };
 
 /* Register/deregister interrupt handler. */
-extern int brcmf_sdio_intr_register(struct brcmf_sdio_dev *sdiodev);
-extern int brcmf_sdio_intr_unregister(struct brcmf_sdio_dev *sdiodev);
+int brcmf_sdio_intr_register(struct brcmf_sdio_dev *sdiodev);
+int brcmf_sdio_intr_unregister(struct brcmf_sdio_dev *sdiodev);
 
 /* sdio device register access interface */
-extern u8 brcmf_sdio_regrb(struct brcmf_sdio_dev *sdiodev, u32 addr, int *ret);
-extern u32 brcmf_sdio_regrl(struct brcmf_sdio_dev *sdiodev, u32 addr, int *ret);
-extern void brcmf_sdio_regwb(struct brcmf_sdio_dev *sdiodev, u32 addr,
-			     u8 data, int *ret);
-extern void brcmf_sdio_regwl(struct brcmf_sdio_dev *sdiodev, u32 addr,
-			     u32 data, int *ret);
-extern int brcmf_sdio_regrw_helper(struct brcmf_sdio_dev *sdiodev, u32 addr,
-				   void *data, bool write);
+u8 brcmf_sdio_regrb(struct brcmf_sdio_dev *sdiodev, u32 addr, int *ret);
+u32 brcmf_sdio_regrl(struct brcmf_sdio_dev *sdiodev, u32 addr, int *ret);
+void brcmf_sdio_regwb(struct brcmf_sdio_dev *sdiodev, u32 addr, u8 data,
+		      int *ret);
+void brcmf_sdio_regwl(struct brcmf_sdio_dev *sdiodev, u32 addr, u32 data,
+		      int *ret);
+int brcmf_sdio_regrw_helper(struct brcmf_sdio_dev *sdiodev, u32 addr,
+			    void *data, bool write);
 
 /* Buffer transfer to/from device (client) core via cmd53.
  *   fn:       function number
@@ -206,22 +206,17 @@ extern int brcmf_sdio_regrw_helper(struct brcmf_sdio_dev *sdiodev, u32 addr,
  * Returns 0 or error code.
  * NOTE: Async operation is not currently supported.
  */
-extern int
-brcmf_sdcard_send_pkt(struct brcmf_sdio_dev *sdiodev, u32 addr, uint fn,
-		      uint flags, struct sk_buff_head *pktq);
-extern int
-brcmf_sdcard_send_buf(struct brcmf_sdio_dev *sdiodev, u32 addr, uint fn,
-		      uint flags, u8 *buf, uint nbytes);
+int brcmf_sdcard_send_pkt(struct brcmf_sdio_dev *sdiodev, u32 addr, uint fn,
+			  uint flags, struct sk_buff_head *pktq);
+int brcmf_sdcard_send_buf(struct brcmf_sdio_dev *sdiodev, u32 addr, uint fn,
+			  uint flags, u8 *buf, uint nbytes);
 
-extern int
-brcmf_sdcard_recv_pkt(struct brcmf_sdio_dev *sdiodev, u32 addr, uint fn,
-		      uint flags, struct sk_buff *pkt);
-extern int
-brcmf_sdcard_recv_buf(struct brcmf_sdio_dev *sdiodev, u32 addr, uint fn,
-		      uint flags, u8 *buf, uint nbytes);
-extern int
-brcmf_sdcard_recv_chain(struct brcmf_sdio_dev *sdiodev, u32 addr, uint fn,
-			uint flags, struct sk_buff_head *pktq);
+int brcmf_sdcard_recv_pkt(struct brcmf_sdio_dev *sdiodev, u32 addr, uint fn,
+			  uint flags, struct sk_buff *pkt);
+int brcmf_sdcard_recv_buf(struct brcmf_sdio_dev *sdiodev, u32 addr, uint fn,
+			  uint flags, u8 *buf, uint nbytes);
+int brcmf_sdcard_recv_chain(struct brcmf_sdio_dev *sdiodev, u32 addr, uint fn,
+			    uint flags, struct sk_buff_head *pktq);
 
 /* Flags bits */
 
@@ -237,46 +232,43 @@ brcmf_sdcard_recv_chain(struct brcmf_sdio_dev *sdiodev, u32 addr, uint fn,
  *   nbytes:   number of bytes to transfer to/from buf
  * Returns 0 or error code.
  */
-extern int brcmf_sdcard_rwdata(struct brcmf_sdio_dev *sdiodev, uint rw,
-			       u32 addr, u8 *buf, uint nbytes);
-extern int brcmf_sdio_ramrw(struct brcmf_sdio_dev *sdiodev, bool write,
-			    u32 address, u8 *data, uint size);
+int brcmf_sdcard_rwdata(struct brcmf_sdio_dev *sdiodev, uint rw, u32 addr,
+			u8 *buf, uint nbytes);
+int brcmf_sdio_ramrw(struct brcmf_sdio_dev *sdiodev, bool write, u32 address,
+		     u8 *data, uint size);
 
 /* Issue an abort to the specified function */
-extern int brcmf_sdcard_abort(struct brcmf_sdio_dev *sdiodev, uint fn);
+int brcmf_sdcard_abort(struct brcmf_sdio_dev *sdiodev, uint fn);
 
 /* platform specific/high level functions */
-extern int brcmf_sdio_probe(struct brcmf_sdio_dev *sdiodev);
-extern int brcmf_sdio_remove(struct brcmf_sdio_dev *sdiodev);
+int brcmf_sdio_probe(struct brcmf_sdio_dev *sdiodev);
+int brcmf_sdio_remove(struct brcmf_sdio_dev *sdiodev);
 
 /* attach, return handler on success, NULL if failed.
  *  The handler shall be provided by all subsequent calls. No local cache
  *  cfghdl points to the starting address of pci device mapped memory
  */
-extern int brcmf_sdioh_attach(struct brcmf_sdio_dev *sdiodev);
-extern void brcmf_sdioh_detach(struct brcmf_sdio_dev *sdiodev);
+int brcmf_sdioh_attach(struct brcmf_sdio_dev *sdiodev);
+void brcmf_sdioh_detach(struct brcmf_sdio_dev *sdiodev);
 
 /* read or write one byte using cmd52 */
-extern int brcmf_sdioh_request_byte(struct brcmf_sdio_dev *sdiodev, uint rw,
-				    uint fnc, uint addr, u8 *byte);
+int brcmf_sdioh_request_byte(struct brcmf_sdio_dev *sdiodev, uint rw, uint fnc,
+			     uint addr, u8 *byte);
 
 /* read or write 2/4 bytes using cmd53 */
-extern int
-brcmf_sdioh_request_word(struct brcmf_sdio_dev *sdiodev,
-			 uint rw, uint fnc, uint addr,
-			 u32 *word, uint nbyte);
+int brcmf_sdioh_request_word(struct brcmf_sdio_dev *sdiodev, uint rw, uint fnc,
+			     uint addr, u32 *word, uint nbyte);
 
 /* Watchdog timer interface for pm ops */
-extern void brcmf_sdio_wdtmr_enable(struct brcmf_sdio_dev *sdiodev,
-				    bool enable);
+void brcmf_sdio_wdtmr_enable(struct brcmf_sdio_dev *sdiodev, bool enable);
 
-extern void *brcmf_sdbrcm_probe(u32 regsva, struct brcmf_sdio_dev *sdiodev);
-extern void brcmf_sdbrcm_disconnect(void *ptr);
-extern void brcmf_sdbrcm_isr(void *arg);
+void *brcmf_sdbrcm_probe(u32 regsva, struct brcmf_sdio_dev *sdiodev);
+void brcmf_sdbrcm_disconnect(void *ptr);
+void brcmf_sdbrcm_isr(void *arg);
 
-extern void brcmf_sdbrcm_wd_timer(struct brcmf_sdio *bus, uint wdtick);
+void brcmf_sdbrcm_wd_timer(struct brcmf_sdio *bus, uint wdtick);
 
-extern void brcmf_pm_resume_wait(struct brcmf_sdio_dev *sdiodev,
-				 wait_queue_head_t *wq);
-extern bool brcmf_pm_resume_error(struct brcmf_sdio_dev *sdiodev);
+void brcmf_pm_resume_wait(struct brcmf_sdio_dev *sdiodev,
+			  wait_queue_head_t *wq);
+bool brcmf_pm_resume_error(struct brcmf_sdio_dev *sdiodev);
 #endif				/* _BRCM_SDH_H_ */
diff --git a/drivers/net/wireless/brcm80211/brcmsmac/aiutils.h b/drivers/net/wireless/brcm80211/brcmsmac/aiutils.h
index a8a267b5b87a..2d08c155c23b 100644
--- a/drivers/net/wireless/brcm80211/brcmsmac/aiutils.h
+++ b/drivers/net/wireless/brcm80211/brcmsmac/aiutils.h
@@ -172,19 +172,19 @@ struct si_info {
 
 
 /* AMBA Interconnect exported externs */
-extern u32 ai_core_cflags(struct bcma_device *core, u32 mask, u32 val);
+u32 ai_core_cflags(struct bcma_device *core, u32 mask, u32 val);
 
 /* === exported functions === */
-extern struct si_pub *ai_attach(struct bcma_bus *pbus);
-extern void ai_detach(struct si_pub *sih);
-extern uint ai_cc_reg(struct si_pub *sih, uint regoff, u32 mask, u32 val);
-extern void ai_clkctl_init(struct si_pub *sih);
-extern u16 ai_clkctl_fast_pwrup_delay(struct si_pub *sih);
-extern bool ai_clkctl_cc(struct si_pub *sih, enum bcma_clkmode mode);
-extern bool ai_deviceremoved(struct si_pub *sih);
+struct si_pub *ai_attach(struct bcma_bus *pbus);
+void ai_detach(struct si_pub *sih);
+uint ai_cc_reg(struct si_pub *sih, uint regoff, u32 mask, u32 val);
+void ai_clkctl_init(struct si_pub *sih);
+u16 ai_clkctl_fast_pwrup_delay(struct si_pub *sih);
+bool ai_clkctl_cc(struct si_pub *sih, enum bcma_clkmode mode);
+bool ai_deviceremoved(struct si_pub *sih);
 
 /* Enable Ex-PA for 4313 */
-extern void ai_epa_4313war(struct si_pub *sih);
+void ai_epa_4313war(struct si_pub *sih);
 
 static inline u32 ai_get_cccaps(struct si_pub *sih)
 {
diff --git a/drivers/net/wireless/brcm80211/brcmsmac/ampdu.h b/drivers/net/wireless/brcm80211/brcmsmac/ampdu.h
index 73d01e586109..03bdcf29bd50 100644
--- a/drivers/net/wireless/brcm80211/brcmsmac/ampdu.h
+++ b/drivers/net/wireless/brcm80211/brcmsmac/ampdu.h
@@ -37,17 +37,17 @@ struct brcms_ampdu_session {
 	u16 dma_len;
 };
 
-extern void brcms_c_ampdu_reset_session(struct brcms_ampdu_session *session,
-					struct brcms_c_info *wlc);
-extern int brcms_c_ampdu_add_frame(struct brcms_ampdu_session *session,
-				   struct sk_buff *p);
-extern void brcms_c_ampdu_finalize(struct brcms_ampdu_session *session);
+void brcms_c_ampdu_reset_session(struct brcms_ampdu_session *session,
+				 struct brcms_c_info *wlc);
+int brcms_c_ampdu_add_frame(struct brcms_ampdu_session *session,
+			    struct sk_buff *p);
+void brcms_c_ampdu_finalize(struct brcms_ampdu_session *session);
 
-extern struct ampdu_info *brcms_c_ampdu_attach(struct brcms_c_info *wlc);
-extern void brcms_c_ampdu_detach(struct ampdu_info *ampdu);
-extern void brcms_c_ampdu_dotxstatus(struct ampdu_info *ampdu, struct scb *scb,
-				 struct sk_buff *p, struct tx_status *txs);
-extern void brcms_c_ampdu_macaddr_upd(struct brcms_c_info *wlc);
-extern void brcms_c_ampdu_shm_upd(struct ampdu_info *ampdu);
+struct ampdu_info *brcms_c_ampdu_attach(struct brcms_c_info *wlc);
+void brcms_c_ampdu_detach(struct ampdu_info *ampdu);
+void brcms_c_ampdu_dotxstatus(struct ampdu_info *ampdu, struct scb *scb,
+			      struct sk_buff *p, struct tx_status *txs);
+void brcms_c_ampdu_macaddr_upd(struct brcms_c_info *wlc);
+void brcms_c_ampdu_shm_upd(struct ampdu_info *ampdu);
 
 #endif				/* _BRCM_AMPDU_H_ */
diff --git a/drivers/net/wireless/brcm80211/brcmsmac/antsel.h b/drivers/net/wireless/brcm80211/brcmsmac/antsel.h
index 97ea3881a8ec..a3d487ab1964 100644
--- a/drivers/net/wireless/brcm80211/brcmsmac/antsel.h
+++ b/drivers/net/wireless/brcm80211/brcmsmac/antsel.h
@@ -17,13 +17,11 @@
 #ifndef _BRCM_ANTSEL_H_
 #define _BRCM_ANTSEL_H_
 
-extern struct antsel_info *brcms_c_antsel_attach(struct brcms_c_info *wlc);
-extern void brcms_c_antsel_detach(struct antsel_info *asi);
-extern void brcms_c_antsel_init(struct antsel_info *asi);
-extern void brcms_c_antsel_antcfg_get(struct antsel_info *asi, bool usedef,
-				  bool sel,
-				  u8 id, u8 fbid, u8 *antcfg,
-				  u8 *fbantcfg);
-extern u8 brcms_c_antsel_antsel2id(struct antsel_info *asi, u16 antsel);
+struct antsel_info *brcms_c_antsel_attach(struct brcms_c_info *wlc);
+void brcms_c_antsel_detach(struct antsel_info *asi);
+void brcms_c_antsel_init(struct antsel_info *asi);
+void brcms_c_antsel_antcfg_get(struct antsel_info *asi, bool usedef, bool sel,
+			       u8 id, u8 fbid, u8 *antcfg, u8 *fbantcfg);
+u8 brcms_c_antsel_antsel2id(struct antsel_info *asi, u16 antsel);
 
 #endif /* _BRCM_ANTSEL_H_ */
diff --git a/drivers/net/wireless/brcm80211/brcmsmac/channel.h b/drivers/net/wireless/brcm80211/brcmsmac/channel.h
index 006483a0abe6..39dd3a5b2979 100644
--- a/drivers/net/wireless/brcm80211/brcmsmac/channel.h
+++ b/drivers/net/wireless/brcm80211/brcmsmac/channel.h
@@ -32,20 +32,16 @@
 
 #define BRCMS_DFS_EU (BRCMS_DFS_TPC | BRCMS_RADAR_TYPE_EU) /* Flag for DFS EU */
 
-extern struct brcms_cm_info *
-brcms_c_channel_mgr_attach(struct brcms_c_info *wlc);
+struct brcms_cm_info *brcms_c_channel_mgr_attach(struct brcms_c_info *wlc);
 
-extern void brcms_c_channel_mgr_detach(struct brcms_cm_info *wlc_cm);
+void brcms_c_channel_mgr_detach(struct brcms_cm_info *wlc_cm);
 
-extern bool brcms_c_valid_chanspec_db(struct brcms_cm_info *wlc_cm,
-				      u16 chspec);
+bool brcms_c_valid_chanspec_db(struct brcms_cm_info *wlc_cm, u16 chspec);
 
-extern void brcms_c_channel_reg_limits(struct brcms_cm_info *wlc_cm,
-				   u16 chanspec,
-				   struct txpwr_limits *txpwr);
-extern void brcms_c_channel_set_chanspec(struct brcms_cm_info *wlc_cm,
-				     u16 chanspec,
-				     u8 local_constraint_qdbm);
-extern void brcms_c_regd_init(struct brcms_c_info *wlc);
+void brcms_c_channel_reg_limits(struct brcms_cm_info *wlc_cm, u16 chanspec,
+				struct txpwr_limits *txpwr);
+void brcms_c_channel_set_chanspec(struct brcms_cm_info *wlc_cm, u16 chanspec,
+				  u8 local_constraint_qdbm);
+void brcms_c_regd_init(struct brcms_c_info *wlc);
 
 #endif				/* _WLC_CHANNEL_H */
diff --git a/drivers/net/wireless/brcm80211/brcmsmac/mac80211_if.h b/drivers/net/wireless/brcm80211/brcmsmac/mac80211_if.h
index 4090032e81a2..198053dfc310 100644
--- a/drivers/net/wireless/brcm80211/brcmsmac/mac80211_if.h
+++ b/drivers/net/wireless/brcm80211/brcmsmac/mac80211_if.h
@@ -88,26 +88,26 @@ struct brcms_info {
 };
 
 /* misc callbacks */
-extern void brcms_init(struct brcms_info *wl);
-extern uint brcms_reset(struct brcms_info *wl);
-extern void brcms_intrson(struct brcms_info *wl);
-extern u32 brcms_intrsoff(struct brcms_info *wl);
-extern void brcms_intrsrestore(struct brcms_info *wl, u32 macintmask);
-extern int brcms_up(struct brcms_info *wl);
-extern void brcms_down(struct brcms_info *wl);
-extern void brcms_txflowcontrol(struct brcms_info *wl, struct brcms_if *wlif,
-				bool state, int prio);
-extern bool brcms_rfkill_set_hw_state(struct brcms_info *wl);
+void brcms_init(struct brcms_info *wl);
+uint brcms_reset(struct brcms_info *wl);
+void brcms_intrson(struct brcms_info *wl);
+u32 brcms_intrsoff(struct brcms_info *wl);
+void brcms_intrsrestore(struct brcms_info *wl, u32 macintmask);
+int brcms_up(struct brcms_info *wl);
+void brcms_down(struct brcms_info *wl);
+void brcms_txflowcontrol(struct brcms_info *wl, struct brcms_if *wlif,
+			 bool state, int prio);
+bool brcms_rfkill_set_hw_state(struct brcms_info *wl);
 
 /* timer functions */
-extern struct brcms_timer *brcms_init_timer(struct brcms_info *wl,
-				      void (*fn) (void *arg), void *arg,
-				      const char *name);
-extern void brcms_free_timer(struct brcms_timer *timer);
-extern void brcms_add_timer(struct brcms_timer *timer, uint ms, int periodic);
-extern bool brcms_del_timer(struct brcms_timer *timer);
-extern void brcms_dpc(unsigned long data);
-extern void brcms_timer(struct brcms_timer *t);
-extern void brcms_fatal_error(struct brcms_info *wl);
+struct brcms_timer *brcms_init_timer(struct brcms_info *wl,
+				     void (*fn) (void *arg), void *arg,
+				     const char *name);
+void brcms_free_timer(struct brcms_timer *timer);
+void brcms_add_timer(struct brcms_timer *timer, uint ms, int periodic);
+bool brcms_del_timer(struct brcms_timer *timer);
+void brcms_dpc(unsigned long data);
+void brcms_timer(struct brcms_timer *t);
+void brcms_fatal_error(struct brcms_info *wl);
 
 #endif				/* _BRCM_MAC80211_IF_H_ */
diff --git a/drivers/net/wireless/brcm80211/brcmsmac/main.h b/drivers/net/wireless/brcm80211/brcmsmac/main.h
index b5d7a38b53fe..c4d135cff04a 100644
--- a/drivers/net/wireless/brcm80211/brcmsmac/main.h
+++ b/drivers/net/wireless/brcm80211/brcmsmac/main.h
@@ -616,66 +616,54 @@ struct brcms_bss_cfg {
 	struct brcms_bss_info *current_bss;
 };
 
-extern int brcms_c_txfifo(struct brcms_c_info *wlc, uint fifo,
-			   struct sk_buff *p);
-extern int brcms_b_xmtfifo_sz_get(struct brcms_hardware *wlc_hw, uint fifo,
-		   uint *blocks);
+int brcms_c_txfifo(struct brcms_c_info *wlc, uint fifo, struct sk_buff *p);
+int brcms_b_xmtfifo_sz_get(struct brcms_hardware *wlc_hw, uint fifo,
+			   uint *blocks);
 
-extern int brcms_c_set_gmode(struct brcms_c_info *wlc, u8 gmode, bool config);
-extern void brcms_c_mac_promisc(struct brcms_c_info *wlc, uint filter_flags);
-extern u16 brcms_c_calc_lsig_len(struct brcms_c_info *wlc, u32 ratespec,
-				uint mac_len);
-extern u32 brcms_c_rspec_to_rts_rspec(struct brcms_c_info *wlc,
-					     u32 rspec,
-					     bool use_rspec, u16 mimo_ctlchbw);
-extern u16 brcms_c_compute_rtscts_dur(struct brcms_c_info *wlc, bool cts_only,
-				      u32 rts_rate,
-				      u32 frame_rate,
-				      u8 rts_preamble_type,
-				      u8 frame_preamble_type, uint frame_len,
-				      bool ba);
-extern void brcms_c_inval_dma_pkts(struct brcms_hardware *hw,
-			       struct ieee80211_sta *sta,
-			       void (*dma_callback_fn));
-extern void brcms_c_update_probe_resp(struct brcms_c_info *wlc, bool suspend);
-extern int brcms_c_set_nmode(struct brcms_c_info *wlc);
-extern void brcms_c_beacon_phytxctl_txant_upd(struct brcms_c_info *wlc,
-					  u32 bcn_rate);
-extern void brcms_b_antsel_type_set(struct brcms_hardware *wlc_hw,
-				     u8 antsel_type);
-extern void brcms_b_set_chanspec(struct brcms_hardware *wlc_hw,
-				  u16 chanspec,
-				  bool mute, struct txpwr_limits *txpwr);
-extern void brcms_b_write_shm(struct brcms_hardware *wlc_hw, uint offset,
-			      u16 v);
-extern u16 brcms_b_read_shm(struct brcms_hardware *wlc_hw, uint offset);
-extern void brcms_b_mhf(struct brcms_hardware *wlc_hw, u8 idx, u16 mask,
-			u16 val, int bands);
-extern void brcms_b_corereset(struct brcms_hardware *wlc_hw, u32 flags);
-extern void brcms_b_mctrl(struct brcms_hardware *wlc_hw, u32 mask, u32 val);
-extern void brcms_b_phy_reset(struct brcms_hardware *wlc_hw);
-extern void brcms_b_bw_set(struct brcms_hardware *wlc_hw, u16 bw);
-extern void brcms_b_core_phypll_reset(struct brcms_hardware *wlc_hw);
-extern void brcms_c_ucode_wake_override_set(struct brcms_hardware *wlc_hw,
-					u32 override_bit);
-extern void brcms_c_ucode_wake_override_clear(struct brcms_hardware *wlc_hw,
-					  u32 override_bit);
-extern void brcms_b_write_template_ram(struct brcms_hardware *wlc_hw,
-				       int offset, int len, void *buf);
-extern u16 brcms_b_rate_shm_offset(struct brcms_hardware *wlc_hw, u8 rate);
-extern void brcms_b_copyto_objmem(struct brcms_hardware *wlc_hw,
-				   uint offset, const void *buf, int len,
-				   u32 sel);
-extern void brcms_b_copyfrom_objmem(struct brcms_hardware *wlc_hw, uint offset,
-				     void *buf, int len, u32 sel);
-extern void brcms_b_switch_macfreq(struct brcms_hardware *wlc_hw, u8 spurmode);
-extern u16 brcms_b_get_txant(struct brcms_hardware *wlc_hw);
-extern void brcms_b_phyclk_fgc(struct brcms_hardware *wlc_hw, bool clk);
-extern void brcms_b_macphyclk_set(struct brcms_hardware *wlc_hw, bool clk);
-extern void brcms_b_core_phypll_ctl(struct brcms_hardware *wlc_hw, bool on);
-extern void brcms_b_txant_set(struct brcms_hardware *wlc_hw, u16 phytxant);
-extern void brcms_b_band_stf_ss_set(struct brcms_hardware *wlc_hw,
-				    u8 stf_mode);
-extern void brcms_c_init_scb(struct scb *scb);
+int brcms_c_set_gmode(struct brcms_c_info *wlc, u8 gmode, bool config);
+void brcms_c_mac_promisc(struct brcms_c_info *wlc, uint filter_flags);
+u16 brcms_c_calc_lsig_len(struct brcms_c_info *wlc, u32 ratespec, uint mac_len);
+u32 brcms_c_rspec_to_rts_rspec(struct brcms_c_info *wlc, u32 rspec,
+			       bool use_rspec, u16 mimo_ctlchbw);
+u16 brcms_c_compute_rtscts_dur(struct brcms_c_info *wlc, bool cts_only,
+			       u32 rts_rate, u32 frame_rate,
+			       u8 rts_preamble_type, u8 frame_preamble_type,
+			       uint frame_len, bool ba);
+void brcms_c_inval_dma_pkts(struct brcms_hardware *hw,
+			    struct ieee80211_sta *sta, void (*dma_callback_fn));
+void brcms_c_update_probe_resp(struct brcms_c_info *wlc, bool suspend);
+int brcms_c_set_nmode(struct brcms_c_info *wlc);
+void brcms_c_beacon_phytxctl_txant_upd(struct brcms_c_info *wlc, u32 bcn_rate);
+void brcms_b_antsel_type_set(struct brcms_hardware *wlc_hw, u8 antsel_type);
+void brcms_b_set_chanspec(struct brcms_hardware *wlc_hw, u16 chanspec,
+			  bool mute, struct txpwr_limits *txpwr);
+void brcms_b_write_shm(struct brcms_hardware *wlc_hw, uint offset, u16 v);
+u16 brcms_b_read_shm(struct brcms_hardware *wlc_hw, uint offset);
+void brcms_b_mhf(struct brcms_hardware *wlc_hw, u8 idx, u16 mask, u16 val,
+		 int bands);
+void brcms_b_corereset(struct brcms_hardware *wlc_hw, u32 flags);
+void brcms_b_mctrl(struct brcms_hardware *wlc_hw, u32 mask, u32 val);
+void brcms_b_phy_reset(struct brcms_hardware *wlc_hw);
+void brcms_b_bw_set(struct brcms_hardware *wlc_hw, u16 bw);
+void brcms_b_core_phypll_reset(struct brcms_hardware *wlc_hw);
+void brcms_c_ucode_wake_override_set(struct brcms_hardware *wlc_hw,
+				     u32 override_bit);
+void brcms_c_ucode_wake_override_clear(struct brcms_hardware *wlc_hw,
+				       u32 override_bit);
+void brcms_b_write_template_ram(struct brcms_hardware *wlc_hw, int offset,
+				int len, void *buf);
+u16 brcms_b_rate_shm_offset(struct brcms_hardware *wlc_hw, u8 rate);
+void brcms_b_copyto_objmem(struct brcms_hardware *wlc_hw, uint offset,
+			   const void *buf, int len, u32 sel);
+void brcms_b_copyfrom_objmem(struct brcms_hardware *wlc_hw, uint offset,
+			     void *buf, int len, u32 sel);
+void brcms_b_switch_macfreq(struct brcms_hardware *wlc_hw, u8 spurmode);
+u16 brcms_b_get_txant(struct brcms_hardware *wlc_hw);
+void brcms_b_phyclk_fgc(struct brcms_hardware *wlc_hw, bool clk);
+void brcms_b_macphyclk_set(struct brcms_hardware *wlc_hw, bool clk);
+void brcms_b_core_phypll_ctl(struct brcms_hardware *wlc_hw, bool on);
+void brcms_b_txant_set(struct brcms_hardware *wlc_hw, u16 phytxant);
+void brcms_b_band_stf_ss_set(struct brcms_hardware *wlc_hw, u8 stf_mode);
+void brcms_c_init_scb(struct scb *scb);
 
 #endif				/* _BRCM_MAIN_H_ */
diff --git a/drivers/net/wireless/brcm80211/brcmsmac/phy/phy_hal.h b/drivers/net/wireless/brcm80211/brcmsmac/phy/phy_hal.h
index e34a71e7d242..4d3734f48d9c 100644
--- a/drivers/net/wireless/brcm80211/brcmsmac/phy/phy_hal.h
+++ b/drivers/net/wireless/brcm80211/brcmsmac/phy/phy_hal.h
@@ -179,121 +179,106 @@ struct shared_phy_params {
 };
 
 
-extern struct shared_phy *wlc_phy_shared_attach(struct shared_phy_params *shp);
-extern struct brcms_phy_pub *wlc_phy_attach(struct shared_phy *sh,
-					    struct bcma_device *d11core,
-					    int bandtype, struct wiphy *wiphy);
-extern void wlc_phy_detach(struct brcms_phy_pub *ppi);
+struct shared_phy *wlc_phy_shared_attach(struct shared_phy_params *shp);
+struct brcms_phy_pub *wlc_phy_attach(struct shared_phy *sh,
+				     struct bcma_device *d11core, int bandtype,
+				     struct wiphy *wiphy);
+void wlc_phy_detach(struct brcms_phy_pub *ppi);
 
-extern bool wlc_phy_get_phyversion(struct brcms_phy_pub *pih, u16 *phytype,
-				   u16 *phyrev, u16 *radioid,
-				   u16 *radiover);
-extern bool wlc_phy_get_encore(struct brcms_phy_pub *pih);
-extern u32 wlc_phy_get_coreflags(struct brcms_phy_pub *pih);
+bool wlc_phy_get_phyversion(struct brcms_phy_pub *pih, u16 *phytype,
+			    u16 *phyrev, u16 *radioid, u16 *radiover);
+bool wlc_phy_get_encore(struct brcms_phy_pub *pih);
+u32 wlc_phy_get_coreflags(struct brcms_phy_pub *pih);
 
-extern void wlc_phy_hw_clk_state_upd(struct brcms_phy_pub *ppi, bool newstate);
-extern void wlc_phy_hw_state_upd(struct brcms_phy_pub *ppi, bool newstate);
-extern void wlc_phy_init(struct brcms_phy_pub *ppi, u16 chanspec);
-extern void wlc_phy_watchdog(struct brcms_phy_pub *ppi);
-extern int wlc_phy_down(struct brcms_phy_pub *ppi);
-extern u32 wlc_phy_clk_bwbits(struct brcms_phy_pub *pih);
-extern void wlc_phy_cal_init(struct brcms_phy_pub *ppi);
-extern void wlc_phy_antsel_init(struct brcms_phy_pub *ppi, bool lut_init);
+void wlc_phy_hw_clk_state_upd(struct brcms_phy_pub *ppi, bool newstate);
+void wlc_phy_hw_state_upd(struct brcms_phy_pub *ppi, bool newstate);
+void wlc_phy_init(struct brcms_phy_pub *ppi, u16 chanspec);
+void wlc_phy_watchdog(struct brcms_phy_pub *ppi);
+int wlc_phy_down(struct brcms_phy_pub *ppi);
+u32 wlc_phy_clk_bwbits(struct brcms_phy_pub *pih);
+void wlc_phy_cal_init(struct brcms_phy_pub *ppi);
+void wlc_phy_antsel_init(struct brcms_phy_pub *ppi, bool lut_init);
 
-extern void wlc_phy_chanspec_set(struct brcms_phy_pub *ppi,
-				 u16 chanspec);
-extern u16 wlc_phy_chanspec_get(struct brcms_phy_pub *ppi);
-extern void wlc_phy_chanspec_radio_set(struct brcms_phy_pub *ppi,
-				       u16 newch);
-extern u16 wlc_phy_bw_state_get(struct brcms_phy_pub *ppi);
-extern void wlc_phy_bw_state_set(struct brcms_phy_pub *ppi, u16 bw);
+void wlc_phy_chanspec_set(struct brcms_phy_pub *ppi, u16 chanspec);
+u16 wlc_phy_chanspec_get(struct brcms_phy_pub *ppi);
+void wlc_phy_chanspec_radio_set(struct brcms_phy_pub *ppi, u16 newch);
+u16 wlc_phy_bw_state_get(struct brcms_phy_pub *ppi);
+void wlc_phy_bw_state_set(struct brcms_phy_pub *ppi, u16 bw);
 
-extern int wlc_phy_rssi_compute(struct brcms_phy_pub *pih,
-				struct d11rxhdr *rxh);
-extern void wlc_phy_por_inform(struct brcms_phy_pub *ppi);
-extern void wlc_phy_noise_sample_intr(struct brcms_phy_pub *ppi);
-extern bool wlc_phy_bist_check_phy(struct brcms_phy_pub *ppi);
+int wlc_phy_rssi_compute(struct brcms_phy_pub *pih, struct d11rxhdr *rxh);
+void wlc_phy_por_inform(struct brcms_phy_pub *ppi);
+void wlc_phy_noise_sample_intr(struct brcms_phy_pub *ppi);
+bool wlc_phy_bist_check_phy(struct brcms_phy_pub *ppi);
 
-extern void wlc_phy_set_deaf(struct brcms_phy_pub *ppi, bool user_flag);
+void wlc_phy_set_deaf(struct brcms_phy_pub *ppi, bool user_flag);
 
-extern void wlc_phy_switch_radio(struct brcms_phy_pub *ppi, bool on);
-extern void wlc_phy_anacore(struct brcms_phy_pub *ppi, bool on);
+void wlc_phy_switch_radio(struct brcms_phy_pub *ppi, bool on);
+void wlc_phy_anacore(struct brcms_phy_pub *ppi, bool on);
 
 
-extern void wlc_phy_BSSinit(struct brcms_phy_pub *ppi, bool bonlyap, int rssi);
+void wlc_phy_BSSinit(struct brcms_phy_pub *ppi, bool bonlyap, int rssi);
 
-extern void wlc_phy_chanspec_ch14_widefilter_set(struct brcms_phy_pub *ppi,
-						 bool wide_filter);
-extern void wlc_phy_chanspec_band_validch(struct brcms_phy_pub *ppi, uint band,
-					  struct brcms_chanvec *channels);
-extern u16 wlc_phy_chanspec_band_firstch(struct brcms_phy_pub *ppi,
-					 uint band);
+void wlc_phy_chanspec_ch14_widefilter_set(struct brcms_phy_pub *ppi,
+					  bool wide_filter);
+void wlc_phy_chanspec_band_validch(struct brcms_phy_pub *ppi, uint band,
+				   struct brcms_chanvec *channels);
+u16 wlc_phy_chanspec_band_firstch(struct brcms_phy_pub *ppi, uint band);
 
-extern void wlc_phy_txpower_sromlimit(struct brcms_phy_pub *ppi, uint chan,
-				      u8 *_min_, u8 *_max_, int rate);
-extern void wlc_phy_txpower_sromlimit_max_get(struct brcms_phy_pub *ppi,
-					      uint chan, u8 *_max_, u8 *_min_);
-extern void wlc_phy_txpower_boardlimit_band(struct brcms_phy_pub *ppi,
-					    uint band, s32 *, s32 *, u32 *);
-extern void wlc_phy_txpower_limit_set(struct brcms_phy_pub *ppi,
-				      struct txpwr_limits *,
-				      u16 chanspec);
-extern int wlc_phy_txpower_get(struct brcms_phy_pub *ppi, uint *qdbm,
-			       bool *override);
-extern int wlc_phy_txpower_set(struct brcms_phy_pub *ppi, uint qdbm,
-			       bool override);
-extern void wlc_phy_txpower_target_set(struct brcms_phy_pub *ppi,
-				       struct txpwr_limits *);
-extern bool wlc_phy_txpower_hw_ctrl_get(struct brcms_phy_pub *ppi);
-extern void wlc_phy_txpower_hw_ctrl_set(struct brcms_phy_pub *ppi,
-					bool hwpwrctrl);
-extern u8 wlc_phy_txpower_get_target_min(struct brcms_phy_pub *ppi);
-extern u8 wlc_phy_txpower_get_target_max(struct brcms_phy_pub *ppi);
-extern bool wlc_phy_txpower_ipa_ison(struct brcms_phy_pub *pih);
+void wlc_phy_txpower_sromlimit(struct brcms_phy_pub *ppi, uint chan, u8 *_min_,
+			       u8 *_max_, int rate);
+void wlc_phy_txpower_sromlimit_max_get(struct brcms_phy_pub *ppi, uint chan,
+				       u8 *_max_, u8 *_min_);
+void wlc_phy_txpower_boardlimit_band(struct brcms_phy_pub *ppi, uint band,
+				     s32 *, s32 *, u32 *);
+void wlc_phy_txpower_limit_set(struct brcms_phy_pub *ppi, struct txpwr_limits *,
+			       u16 chanspec);
+int wlc_phy_txpower_get(struct brcms_phy_pub *ppi, uint *qdbm, bool *override);
+int wlc_phy_txpower_set(struct brcms_phy_pub *ppi, uint qdbm, bool override);
+void wlc_phy_txpower_target_set(struct brcms_phy_pub *ppi,
+				struct txpwr_limits *);
+bool wlc_phy_txpower_hw_ctrl_get(struct brcms_phy_pub *ppi);
+void wlc_phy_txpower_hw_ctrl_set(struct brcms_phy_pub *ppi, bool hwpwrctrl);
+u8 wlc_phy_txpower_get_target_min(struct brcms_phy_pub *ppi);
+u8 wlc_phy_txpower_get_target_max(struct brcms_phy_pub *ppi);
+bool wlc_phy_txpower_ipa_ison(struct brcms_phy_pub *pih);
 
-extern void wlc_phy_stf_chain_init(struct brcms_phy_pub *pih, u8 txchain,
-				   u8 rxchain);
-extern void wlc_phy_stf_chain_set(struct brcms_phy_pub *pih, u8 txchain,
-				  u8 rxchain);
-extern void wlc_phy_stf_chain_get(struct brcms_phy_pub *pih, u8 *txchain,
-				  u8 *rxchain);
-extern u8 wlc_phy_stf_chain_active_get(struct brcms_phy_pub *pih);
-extern s8 wlc_phy_stf_ssmode_get(struct brcms_phy_pub *pih,
-				 u16 chanspec);
-extern void wlc_phy_ldpc_override_set(struct brcms_phy_pub *ppi, bool val);
+void wlc_phy_stf_chain_init(struct brcms_phy_pub *pih, u8 txchain, u8 rxchain);
+void wlc_phy_stf_chain_set(struct brcms_phy_pub *pih, u8 txchain, u8 rxchain);
+void wlc_phy_stf_chain_get(struct brcms_phy_pub *pih, u8 *txchain, u8 *rxchain);
+u8 wlc_phy_stf_chain_active_get(struct brcms_phy_pub *pih);
+s8 wlc_phy_stf_ssmode_get(struct brcms_phy_pub *pih, u16 chanspec);
+void wlc_phy_ldpc_override_set(struct brcms_phy_pub *ppi, bool val);
 
-extern void wlc_phy_cal_perical(struct brcms_phy_pub *ppi, u8 reason);
-extern void wlc_phy_noise_sample_request_external(struct brcms_phy_pub *ppi);
-extern void wlc_phy_edcrs_lock(struct brcms_phy_pub *pih, bool lock);
-extern void wlc_phy_cal_papd_recal(struct brcms_phy_pub *ppi);
+void wlc_phy_cal_perical(struct brcms_phy_pub *ppi, u8 reason);
+void wlc_phy_noise_sample_request_external(struct brcms_phy_pub *ppi);
+void wlc_phy_edcrs_lock(struct brcms_phy_pub *pih, bool lock);
+void wlc_phy_cal_papd_recal(struct brcms_phy_pub *ppi);
 
-extern void wlc_phy_ant_rxdiv_set(struct brcms_phy_pub *ppi, u8 val);
-extern void wlc_phy_clear_tssi(struct brcms_phy_pub *ppi);
-extern void wlc_phy_hold_upd(struct brcms_phy_pub *ppi, u32 id, bool val);
-extern void wlc_phy_mute_upd(struct brcms_phy_pub *ppi, bool val, u32 flags);
+void wlc_phy_ant_rxdiv_set(struct brcms_phy_pub *ppi, u8 val);
+void wlc_phy_clear_tssi(struct brcms_phy_pub *ppi);
+void wlc_phy_hold_upd(struct brcms_phy_pub *ppi, u32 id, bool val);
+void wlc_phy_mute_upd(struct brcms_phy_pub *ppi, bool val, u32 flags);
 
-extern void wlc_phy_antsel_type_set(struct brcms_phy_pub *ppi, u8 antsel_type);
+void wlc_phy_antsel_type_set(struct brcms_phy_pub *ppi, u8 antsel_type);
 
-extern void wlc_phy_txpower_get_current(struct brcms_phy_pub *ppi,
-					struct tx_power *power, uint channel);
+void wlc_phy_txpower_get_current(struct brcms_phy_pub *ppi,
+				 struct tx_power *power, uint channel);
 
-extern void wlc_phy_initcal_enable(struct brcms_phy_pub *pih, bool initcal);
-extern bool wlc_phy_test_ison(struct brcms_phy_pub *ppi);
-extern void wlc_phy_txpwr_percent_set(struct brcms_phy_pub *ppi,
-				      u8 txpwr_percent);
-extern void wlc_phy_ofdm_rateset_war(struct brcms_phy_pub *pih, bool war);
-extern void wlc_phy_bf_preempt_enable(struct brcms_phy_pub *pih,
-				      bool bf_preempt);
-extern void wlc_phy_machwcap_set(struct brcms_phy_pub *ppi, u32 machwcap);
+void wlc_phy_initcal_enable(struct brcms_phy_pub *pih, bool initcal);
+bool wlc_phy_test_ison(struct brcms_phy_pub *ppi);
+void wlc_phy_txpwr_percent_set(struct brcms_phy_pub *ppi, u8 txpwr_percent);
+void wlc_phy_ofdm_rateset_war(struct brcms_phy_pub *pih, bool war);
+void wlc_phy_bf_preempt_enable(struct brcms_phy_pub *pih, bool bf_preempt);
+void wlc_phy_machwcap_set(struct brcms_phy_pub *ppi, u32 machwcap);
 
-extern void wlc_phy_runbist_config(struct brcms_phy_pub *ppi, bool start_end);
+void wlc_phy_runbist_config(struct brcms_phy_pub *ppi, bool start_end);
 
-extern void wlc_phy_freqtrack_start(struct brcms_phy_pub *ppi);
-extern void wlc_phy_freqtrack_end(struct brcms_phy_pub *ppi);
+void wlc_phy_freqtrack_start(struct brcms_phy_pub *ppi);
+void wlc_phy_freqtrack_end(struct brcms_phy_pub *ppi);
 
-extern const u8 *wlc_phy_get_ofdm_rate_lookup(void);
+const u8 *wlc_phy_get_ofdm_rate_lookup(void);
 
-extern s8 wlc_phy_get_tx_power_offset_by_mcs(struct brcms_phy_pub *ppi,
-					     u8 mcs_offset);
-extern s8 wlc_phy_get_tx_power_offset(struct brcms_phy_pub *ppi, u8 tbl_offset);
+s8 wlc_phy_get_tx_power_offset_by_mcs(struct brcms_phy_pub *ppi,
+				      u8 mcs_offset);
+s8 wlc_phy_get_tx_power_offset(struct brcms_phy_pub *ppi, u8 tbl_offset);
 #endif                          /* _BRCM_PHY_HAL_H_ */
diff --git a/drivers/net/wireless/brcm80211/brcmsmac/phy/phy_int.h b/drivers/net/wireless/brcm80211/brcmsmac/phy/phy_int.h
index 1dc767c31653..4960f7d26804 100644
--- a/drivers/net/wireless/brcm80211/brcmsmac/phy/phy_int.h
+++ b/drivers/net/wireless/brcm80211/brcmsmac/phy/phy_int.h
@@ -910,113 +910,103 @@ struct lcnphy_radio_regs {
 	u8 do_init_g;
 };
 
-extern u16 read_phy_reg(struct brcms_phy *pi, u16 addr);
-extern void write_phy_reg(struct brcms_phy *pi, u16 addr, u16 val);
-extern void and_phy_reg(struct brcms_phy *pi, u16 addr, u16 val);
-extern void or_phy_reg(struct brcms_phy *pi, u16 addr, u16 val);
-extern void mod_phy_reg(struct brcms_phy *pi, u16 addr, u16 mask, u16 val);
+u16 read_phy_reg(struct brcms_phy *pi, u16 addr);
+void write_phy_reg(struct brcms_phy *pi, u16 addr, u16 val);
+void and_phy_reg(struct brcms_phy *pi, u16 addr, u16 val);
+void or_phy_reg(struct brcms_phy *pi, u16 addr, u16 val);
+void mod_phy_reg(struct brcms_phy *pi, u16 addr, u16 mask, u16 val);
 
-extern u16 read_radio_reg(struct brcms_phy *pi, u16 addr);
-extern void or_radio_reg(struct brcms_phy *pi, u16 addr, u16 val);
-extern void and_radio_reg(struct brcms_phy *pi, u16 addr, u16 val);
-extern void mod_radio_reg(struct brcms_phy *pi, u16 addr, u16 mask,
-			  u16 val);
-extern void xor_radio_reg(struct brcms_phy *pi, u16 addr, u16 mask);
+u16 read_radio_reg(struct brcms_phy *pi, u16 addr);
+void or_radio_reg(struct brcms_phy *pi, u16 addr, u16 val);
+void and_radio_reg(struct brcms_phy *pi, u16 addr, u16 val);
+void mod_radio_reg(struct brcms_phy *pi, u16 addr, u16 mask, u16 val);
+void xor_radio_reg(struct brcms_phy *pi, u16 addr, u16 mask);
 
-extern void write_radio_reg(struct brcms_phy *pi, u16 addr, u16 val);
+void write_radio_reg(struct brcms_phy *pi, u16 addr, u16 val);
 
-extern void wlc_phyreg_enter(struct brcms_phy_pub *pih);
-extern void wlc_phyreg_exit(struct brcms_phy_pub *pih);
-extern void wlc_radioreg_enter(struct brcms_phy_pub *pih);
-extern void wlc_radioreg_exit(struct brcms_phy_pub *pih);
+void wlc_phyreg_enter(struct brcms_phy_pub *pih);
+void wlc_phyreg_exit(struct brcms_phy_pub *pih);
+void wlc_radioreg_enter(struct brcms_phy_pub *pih);
+void wlc_radioreg_exit(struct brcms_phy_pub *pih);
 
-extern void wlc_phy_read_table(struct brcms_phy *pi,
-			       const struct phytbl_info *ptbl_info,
-			       u16 tblAddr, u16 tblDataHi,
-			       u16 tblDatalo);
-extern void wlc_phy_write_table(struct brcms_phy *pi,
-				const struct phytbl_info *ptbl_info,
-				u16 tblAddr, u16 tblDataHi, u16 tblDatalo);
-extern void wlc_phy_table_addr(struct brcms_phy *pi, uint tbl_id,
-			       uint tbl_offset, u16 tblAddr, u16 tblDataHi,
-			       u16 tblDataLo);
-extern void wlc_phy_table_data_write(struct brcms_phy *pi, uint width, u32 val);
+void wlc_phy_read_table(struct brcms_phy *pi,
+			const struct phytbl_info *ptbl_info,
+			u16 tblAddr, u16 tblDataHi, u16 tblDatalo);
+void wlc_phy_write_table(struct brcms_phy *pi,
+			 const struct phytbl_info *ptbl_info,
+			 u16 tblAddr, u16 tblDataHi, u16 tblDatalo);
+void wlc_phy_table_addr(struct brcms_phy *pi, uint tbl_id, uint tbl_offset,
+			u16 tblAddr, u16 tblDataHi, u16 tblDataLo);
+void wlc_phy_table_data_write(struct brcms_phy *pi, uint width, u32 val);
 
-extern void write_phy_channel_reg(struct brcms_phy *pi, uint val);
-extern void wlc_phy_txpower_update_shm(struct brcms_phy *pi);
+void write_phy_channel_reg(struct brcms_phy *pi, uint val);
+void wlc_phy_txpower_update_shm(struct brcms_phy *pi);
 
-extern u8 wlc_phy_nbits(s32 value);
-extern void wlc_phy_compute_dB(u32 *cmplx_pwr, s8 *p_dB, u8 core);
+u8 wlc_phy_nbits(s32 value);
+void wlc_phy_compute_dB(u32 *cmplx_pwr, s8 *p_dB, u8 core);
 
-extern uint wlc_phy_init_radio_regs_allbands(struct brcms_phy *pi,
-					     struct radio_20xx_regs *radioregs);
-extern uint wlc_phy_init_radio_regs(struct brcms_phy *pi,
-				    const struct radio_regs *radioregs,
-				    u16 core_offset);
+uint wlc_phy_init_radio_regs_allbands(struct brcms_phy *pi,
+				      struct radio_20xx_regs *radioregs);
+uint wlc_phy_init_radio_regs(struct brcms_phy *pi,
+			     const struct radio_regs *radioregs,
+			     u16 core_offset);
 
-extern void wlc_phy_txpower_ipa_upd(struct brcms_phy *pi);
+void wlc_phy_txpower_ipa_upd(struct brcms_phy *pi);
 
-extern void wlc_phy_do_dummy_tx(struct brcms_phy *pi, bool ofdm, bool pa_on);
-extern void wlc_phy_papd_decode_epsilon(u32 epsilon, s32 *eps_real,
-					s32 *eps_imag);
+void wlc_phy_do_dummy_tx(struct brcms_phy *pi, bool ofdm, bool pa_on);
+void wlc_phy_papd_decode_epsilon(u32 epsilon, s32 *eps_real, s32 *eps_imag);
 
-extern void wlc_phy_cal_perical_mphase_reset(struct brcms_phy *pi);
-extern void wlc_phy_cal_perical_mphase_restart(struct brcms_phy *pi);
+void wlc_phy_cal_perical_mphase_reset(struct brcms_phy *pi);
+void wlc_phy_cal_perical_mphase_restart(struct brcms_phy *pi);
 
-extern bool wlc_phy_attach_nphy(struct brcms_phy *pi);
-extern bool wlc_phy_attach_lcnphy(struct brcms_phy *pi);
+bool wlc_phy_attach_nphy(struct brcms_phy *pi);
+bool wlc_phy_attach_lcnphy(struct brcms_phy *pi);
 
-extern void wlc_phy_detach_lcnphy(struct brcms_phy *pi);
+void wlc_phy_detach_lcnphy(struct brcms_phy *pi);
 
-extern void wlc_phy_init_nphy(struct brcms_phy *pi);
-extern void wlc_phy_init_lcnphy(struct brcms_phy *pi);
+void wlc_phy_init_nphy(struct brcms_phy *pi);
+void wlc_phy_init_lcnphy(struct brcms_phy *pi);
 
-extern void wlc_phy_cal_init_nphy(struct brcms_phy *pi);
-extern void wlc_phy_cal_init_lcnphy(struct brcms_phy *pi);
+void wlc_phy_cal_init_nphy(struct brcms_phy *pi);
+void wlc_phy_cal_init_lcnphy(struct brcms_phy *pi);
 
-extern void wlc_phy_chanspec_set_nphy(struct brcms_phy *pi,
-				      u16 chanspec);
-extern void wlc_phy_chanspec_set_lcnphy(struct brcms_phy *pi,
-					u16 chanspec);
-extern void wlc_phy_chanspec_set_fixup_lcnphy(struct brcms_phy *pi,
-					      u16 chanspec);
-extern int wlc_phy_channel2freq(uint channel);
-extern int wlc_phy_chanspec_freq2bandrange_lpssn(uint);
-extern int wlc_phy_chanspec_bandrange_get(struct brcms_phy *, u16 chanspec);
+void wlc_phy_chanspec_set_nphy(struct brcms_phy *pi, u16 chanspec);
+void wlc_phy_chanspec_set_lcnphy(struct brcms_phy *pi, u16 chanspec);
+void wlc_phy_chanspec_set_fixup_lcnphy(struct brcms_phy *pi, u16 chanspec);
+int wlc_phy_channel2freq(uint channel);
+int wlc_phy_chanspec_freq2bandrange_lpssn(uint);
+int wlc_phy_chanspec_bandrange_get(struct brcms_phy *, u16 chanspec);
 
-extern void wlc_lcnphy_set_tx_pwr_ctrl(struct brcms_phy *pi, u16 mode);
-extern s8 wlc_lcnphy_get_current_tx_pwr_idx(struct brcms_phy *pi);
+void wlc_lcnphy_set_tx_pwr_ctrl(struct brcms_phy *pi, u16 mode);
+s8 wlc_lcnphy_get_current_tx_pwr_idx(struct brcms_phy *pi);
 
-extern void wlc_phy_txpower_recalc_target_nphy(struct brcms_phy *pi);
-extern void wlc_lcnphy_txpower_recalc_target(struct brcms_phy *pi);
-extern void wlc_phy_txpower_recalc_target_lcnphy(struct brcms_phy *pi);
+void wlc_phy_txpower_recalc_target_nphy(struct brcms_phy *pi);
+void wlc_lcnphy_txpower_recalc_target(struct brcms_phy *pi);
+void wlc_phy_txpower_recalc_target_lcnphy(struct brcms_phy *pi);
 
-extern void wlc_lcnphy_set_tx_pwr_by_index(struct brcms_phy *pi, int index);
-extern void wlc_lcnphy_tx_pu(struct brcms_phy *pi, bool bEnable);
-extern void wlc_lcnphy_stop_tx_tone(struct brcms_phy *pi);
-extern void wlc_lcnphy_start_tx_tone(struct brcms_phy *pi, s32 f_kHz,
-				     u16 max_val, bool iqcalmode);
+void wlc_lcnphy_set_tx_pwr_by_index(struct brcms_phy *pi, int index);
+void wlc_lcnphy_tx_pu(struct brcms_phy *pi, bool bEnable);
+void wlc_lcnphy_stop_tx_tone(struct brcms_phy *pi);
+void wlc_lcnphy_start_tx_tone(struct brcms_phy *pi, s32 f_kHz, u16 max_val,
+			      bool iqcalmode);
 
-extern void wlc_phy_txpower_sromlimit_get_nphy(struct brcms_phy *pi, uint chan,
-					       u8 *max_pwr, u8 rate_id);
-extern void wlc_phy_ofdm_to_mcs_powers_nphy(u8 *power, u8 rate_mcs_start,
-					    u8 rate_mcs_end,
-					    u8 rate_ofdm_start);
-extern void wlc_phy_mcs_to_ofdm_powers_nphy(u8 *power,
-					    u8 rate_ofdm_start,
-					    u8 rate_ofdm_end,
-					    u8 rate_mcs_start);
+void wlc_phy_txpower_sromlimit_get_nphy(struct brcms_phy *pi, uint chan,
+					u8 *max_pwr, u8 rate_id);
+void wlc_phy_ofdm_to_mcs_powers_nphy(u8 *power, u8 rate_mcs_start,
+				     u8 rate_mcs_end, u8 rate_ofdm_start);
+void wlc_phy_mcs_to_ofdm_powers_nphy(u8 *power, u8 rate_ofdm_start,
+				     u8 rate_ofdm_end, u8 rate_mcs_start);
 
-extern u16 wlc_lcnphy_tempsense(struct brcms_phy *pi, bool mode);
-extern s16 wlc_lcnphy_tempsense_new(struct brcms_phy *pi, bool mode);
-extern s8 wlc_lcnphy_tempsense_degree(struct brcms_phy *pi, bool mode);
-extern s8 wlc_lcnphy_vbatsense(struct brcms_phy *pi, bool mode);
-extern void wlc_phy_carrier_suppress_lcnphy(struct brcms_phy *pi);
-extern void wlc_lcnphy_crsuprs(struct brcms_phy *pi, int channel);
-extern void wlc_lcnphy_epa_switch(struct brcms_phy *pi, bool mode);
-extern void wlc_2064_vco_cal(struct brcms_phy *pi);
+u16 wlc_lcnphy_tempsense(struct brcms_phy *pi, bool mode);
+s16 wlc_lcnphy_tempsense_new(struct brcms_phy *pi, bool mode);
+s8 wlc_lcnphy_tempsense_degree(struct brcms_phy *pi, bool mode);
+s8 wlc_lcnphy_vbatsense(struct brcms_phy *pi, bool mode);
+void wlc_phy_carrier_suppress_lcnphy(struct brcms_phy *pi);
+void wlc_lcnphy_crsuprs(struct brcms_phy *pi, int channel);
+void wlc_lcnphy_epa_switch(struct brcms_phy *pi, bool mode);
+void wlc_2064_vco_cal(struct brcms_phy *pi);
 
-extern void wlc_phy_txpower_recalc_target(struct brcms_phy *pi);
+void wlc_phy_txpower_recalc_target(struct brcms_phy *pi);
 
 #define LCNPHY_TBL_ID_PAPDCOMPDELTATBL	0x18
 #define LCNPHY_TX_POWER_TABLE_SIZE	128
@@ -1030,26 +1020,24 @@ extern void wlc_phy_txpower_recalc_target(struct brcms_phy *pi);
 
 #define LCNPHY_TX_PWR_CTRL_TEMPBASED	0xE001
 
-extern void wlc_lcnphy_write_table(struct brcms_phy *pi,
-				   const struct phytbl_info *pti);
-extern void wlc_lcnphy_read_table(struct brcms_phy *pi,
-				  struct phytbl_info *pti);
-extern void wlc_lcnphy_set_tx_iqcc(struct brcms_phy *pi, u16 a, u16 b);
-extern void wlc_lcnphy_set_tx_locc(struct brcms_phy *pi, u16 didq);
-extern void wlc_lcnphy_get_tx_iqcc(struct brcms_phy *pi, u16 *a, u16 *b);
-extern u16 wlc_lcnphy_get_tx_locc(struct brcms_phy *pi);
-extern void wlc_lcnphy_get_radio_loft(struct brcms_phy *pi, u8 *ei0,
-				      u8 *eq0, u8 *fi0, u8 *fq0);
-extern void wlc_lcnphy_calib_modes(struct brcms_phy *pi, uint mode);
-extern void wlc_lcnphy_deaf_mode(struct brcms_phy *pi, bool mode);
-extern bool wlc_phy_tpc_isenabled_lcnphy(struct brcms_phy *pi);
-extern void wlc_lcnphy_tx_pwr_update_npt(struct brcms_phy *pi);
-extern s32 wlc_lcnphy_tssi2dbm(s32 tssi, s32 a1, s32 b0, s32 b1);
-extern void wlc_lcnphy_get_tssi(struct brcms_phy *pi, s8 *ofdm_pwr,
-				s8 *cck_pwr);
-extern void wlc_lcnphy_tx_power_adjustment(struct brcms_phy_pub *ppi);
+void wlc_lcnphy_write_table(struct brcms_phy *pi,
+			    const struct phytbl_info *pti);
+void wlc_lcnphy_read_table(struct brcms_phy *pi, struct phytbl_info *pti);
+void wlc_lcnphy_set_tx_iqcc(struct brcms_phy *pi, u16 a, u16 b);
+void wlc_lcnphy_set_tx_locc(struct brcms_phy *pi, u16 didq);
+void wlc_lcnphy_get_tx_iqcc(struct brcms_phy *pi, u16 *a, u16 *b);
+u16 wlc_lcnphy_get_tx_locc(struct brcms_phy *pi);
+void wlc_lcnphy_get_radio_loft(struct brcms_phy *pi, u8 *ei0, u8 *eq0, u8 *fi0,
+			       u8 *fq0);
+void wlc_lcnphy_calib_modes(struct brcms_phy *pi, uint mode);
+void wlc_lcnphy_deaf_mode(struct brcms_phy *pi, bool mode);
+bool wlc_phy_tpc_isenabled_lcnphy(struct brcms_phy *pi);
+void wlc_lcnphy_tx_pwr_update_npt(struct brcms_phy *pi);
+s32 wlc_lcnphy_tssi2dbm(s32 tssi, s32 a1, s32 b0, s32 b1);
+void wlc_lcnphy_get_tssi(struct brcms_phy *pi, s8 *ofdm_pwr, s8 *cck_pwr);
+void wlc_lcnphy_tx_power_adjustment(struct brcms_phy_pub *ppi);
 
-extern s32 wlc_lcnphy_rx_signal_power(struct brcms_phy *pi, s32 gain_index);
+s32 wlc_lcnphy_rx_signal_power(struct brcms_phy *pi, s32 gain_index);
 
 #define NPHY_MAX_HPVGA1_INDEX		10
 #define NPHY_DEF_HPVGA1_INDEXLIMIT	7
@@ -1060,9 +1048,8 @@ struct phy_iq_est {
 	u32 q_pwr;
 };
 
-extern void wlc_phy_stay_in_carriersearch_nphy(struct brcms_phy *pi,
-					       bool enable);
-extern void wlc_nphy_deaf_mode(struct brcms_phy *pi, bool mode);
+void wlc_phy_stay_in_carriersearch_nphy(struct brcms_phy *pi, bool enable);
+void wlc_nphy_deaf_mode(struct brcms_phy *pi, bool mode);
 
 #define wlc_phy_write_table_nphy(pi, pti) \
 	wlc_phy_write_table(pi, pti, 0x72, 0x74, 0x73)
@@ -1076,10 +1063,10 @@ extern void wlc_nphy_deaf_mode(struct brcms_phy *pi, bool mode);
 #define wlc_nphy_table_data_write(pi, w, v) \
 	wlc_phy_table_data_write((pi), (w), (v))
 
-extern void wlc_phy_table_read_nphy(struct brcms_phy *pi, u32, u32 l, u32 o,
-				    u32 w, void *d);
-extern void wlc_phy_table_write_nphy(struct brcms_phy *pi, u32, u32, u32,
-				     u32, const void *);
+void wlc_phy_table_read_nphy(struct brcms_phy *pi, u32, u32 l, u32 o, u32 w,
+			     void *d);
+void wlc_phy_table_write_nphy(struct brcms_phy *pi, u32, u32, u32, u32,
+			      const void *);
 
 #define	PHY_IPA(pi) \
 	((pi->ipa2g_on && CHSPEC_IS2G(pi->radio_chanspec)) || \
@@ -1089,73 +1076,67 @@ extern void wlc_phy_table_write_nphy(struct brcms_phy *pi, u32, u32, u32,
 	if (NREV_LT((pi)->pubpi.phy_rev, 3)) \
 		(void)bcma_read32(pi->d11core, D11REGOFFS(maccontrol))
 
-extern void wlc_phy_cal_perical_nphy_run(struct brcms_phy *pi, u8 caltype);
-extern void wlc_phy_aci_reset_nphy(struct brcms_phy *pi);
-extern void wlc_phy_pa_override_nphy(struct brcms_phy *pi, bool en);
+void wlc_phy_cal_perical_nphy_run(struct brcms_phy *pi, u8 caltype);
+void wlc_phy_aci_reset_nphy(struct brcms_phy *pi);
+void wlc_phy_pa_override_nphy(struct brcms_phy *pi, bool en);
 
-extern u8 wlc_phy_get_chan_freq_range_nphy(struct brcms_phy *pi, uint chan);
-extern void wlc_phy_switch_radio_nphy(struct brcms_phy *pi, bool on);
+u8 wlc_phy_get_chan_freq_range_nphy(struct brcms_phy *pi, uint chan);
+void wlc_phy_switch_radio_nphy(struct brcms_phy *pi, bool on);
 
-extern void wlc_phy_stf_chain_upd_nphy(struct brcms_phy *pi);
+void wlc_phy_stf_chain_upd_nphy(struct brcms_phy *pi);
 
-extern void wlc_phy_force_rfseq_nphy(struct brcms_phy *pi, u8 cmd);
-extern s16 wlc_phy_tempsense_nphy(struct brcms_phy *pi);
+void wlc_phy_force_rfseq_nphy(struct brcms_phy *pi, u8 cmd);
+s16 wlc_phy_tempsense_nphy(struct brcms_phy *pi);
 
-extern u16 wlc_phy_classifier_nphy(struct brcms_phy *pi, u16 mask, u16 val);
+u16 wlc_phy_classifier_nphy(struct brcms_phy *pi, u16 mask, u16 val);
 
-extern void wlc_phy_rx_iq_est_nphy(struct brcms_phy *pi, struct phy_iq_est *est,
-				   u16 num_samps, u8 wait_time,
-				   u8 wait_for_crs);
+void wlc_phy_rx_iq_est_nphy(struct brcms_phy *pi, struct phy_iq_est *est,
+			    u16 num_samps, u8 wait_time, u8 wait_for_crs);
 
-extern void wlc_phy_rx_iq_coeffs_nphy(struct brcms_phy *pi, u8 write,
-				      struct nphy_iq_comp *comp);
-extern void wlc_phy_aci_and_noise_reduction_nphy(struct brcms_phy *pi);
+void wlc_phy_rx_iq_coeffs_nphy(struct brcms_phy *pi, u8 write,
+			       struct nphy_iq_comp *comp);
+void wlc_phy_aci_and_noise_reduction_nphy(struct brcms_phy *pi);
 
-extern void wlc_phy_rxcore_setstate_nphy(struct brcms_phy_pub *pih,
-					 u8 rxcore_bitmask);
-extern u8 wlc_phy_rxcore_getstate_nphy(struct brcms_phy_pub *pih);
+void wlc_phy_rxcore_setstate_nphy(struct brcms_phy_pub *pih, u8 rxcore_bitmask);
+u8 wlc_phy_rxcore_getstate_nphy(struct brcms_phy_pub *pih);
 
-extern void wlc_phy_txpwrctrl_enable_nphy(struct brcms_phy *pi, u8 ctrl_type);
-extern void wlc_phy_txpwr_fixpower_nphy(struct brcms_phy *pi);
-extern void wlc_phy_txpwr_apply_nphy(struct brcms_phy *pi);
-extern void wlc_phy_txpwr_papd_cal_nphy(struct brcms_phy *pi);
-extern u16 wlc_phy_txpwr_idx_get_nphy(struct brcms_phy *pi);
+void wlc_phy_txpwrctrl_enable_nphy(struct brcms_phy *pi, u8 ctrl_type);
+void wlc_phy_txpwr_fixpower_nphy(struct brcms_phy *pi);
+void wlc_phy_txpwr_apply_nphy(struct brcms_phy *pi);
+void wlc_phy_txpwr_papd_cal_nphy(struct brcms_phy *pi);
+u16 wlc_phy_txpwr_idx_get_nphy(struct brcms_phy *pi);
 
-extern struct nphy_txgains wlc_phy_get_tx_gain_nphy(struct brcms_phy *pi);
-extern int wlc_phy_cal_txiqlo_nphy(struct brcms_phy *pi,
-				   struct nphy_txgains target_gain,
-				   bool full, bool m);
-extern int wlc_phy_cal_rxiq_nphy(struct brcms_phy *pi,
-				 struct nphy_txgains target_gain,
-				 u8 type, bool d);
-extern void wlc_phy_txpwr_index_nphy(struct brcms_phy *pi, u8 core_mask,
-				     s8 txpwrindex, bool res);
-extern void wlc_phy_rssisel_nphy(struct brcms_phy *pi, u8 core, u8 rssi_type);
-extern int wlc_phy_poll_rssi_nphy(struct brcms_phy *pi, u8 rssi_type,
-				  s32 *rssi_buf, u8 nsamps);
-extern void wlc_phy_rssi_cal_nphy(struct brcms_phy *pi);
-extern int wlc_phy_aci_scan_nphy(struct brcms_phy *pi);
-extern void wlc_phy_cal_txgainctrl_nphy(struct brcms_phy *pi,
-					s32 dBm_targetpower, bool debug);
-extern int wlc_phy_tx_tone_nphy(struct brcms_phy *pi, u32 f_kHz, u16 max_val,
-				u8 mode, u8, bool);
-extern void wlc_phy_stopplayback_nphy(struct brcms_phy *pi);
-extern void wlc_phy_est_tonepwr_nphy(struct brcms_phy *pi, s32 *qdBm_pwrbuf,
-				     u8 num_samps);
-extern void wlc_phy_radio205x_vcocal_nphy(struct brcms_phy *pi);
+struct nphy_txgains wlc_phy_get_tx_gain_nphy(struct brcms_phy *pi);
+int wlc_phy_cal_txiqlo_nphy(struct brcms_phy *pi,
+			    struct nphy_txgains target_gain, bool full, bool m);
+int wlc_phy_cal_rxiq_nphy(struct brcms_phy *pi, struct nphy_txgains target_gain,
+			  u8 type, bool d);
+void wlc_phy_txpwr_index_nphy(struct brcms_phy *pi, u8 core_mask,
+			      s8 txpwrindex, bool res);
+void wlc_phy_rssisel_nphy(struct brcms_phy *pi, u8 core, u8 rssi_type);
+int wlc_phy_poll_rssi_nphy(struct brcms_phy *pi, u8 rssi_type,
+			   s32 *rssi_buf, u8 nsamps);
+void wlc_phy_rssi_cal_nphy(struct brcms_phy *pi);
+int wlc_phy_aci_scan_nphy(struct brcms_phy *pi);
+void wlc_phy_cal_txgainctrl_nphy(struct brcms_phy *pi, s32 dBm_targetpower,
+				 bool debug);
+int wlc_phy_tx_tone_nphy(struct brcms_phy *pi, u32 f_kHz, u16 max_val, u8 mode,
+			 u8, bool);
+void wlc_phy_stopplayback_nphy(struct brcms_phy *pi);
+void wlc_phy_est_tonepwr_nphy(struct brcms_phy *pi, s32 *qdBm_pwrbuf,
+			      u8 num_samps);
+void wlc_phy_radio205x_vcocal_nphy(struct brcms_phy *pi);
 
-extern int wlc_phy_rssi_compute_nphy(struct brcms_phy *pi,
-				     struct d11rxhdr *rxh);
+int wlc_phy_rssi_compute_nphy(struct brcms_phy *pi, struct d11rxhdr *rxh);
 
 #define NPHY_TESTPATTERN_BPHY_EVM   0
 #define NPHY_TESTPATTERN_BPHY_RFCS  1
 
-extern void wlc_phy_nphy_tkip_rifs_war(struct brcms_phy *pi, u8 rifs);
+void wlc_phy_nphy_tkip_rifs_war(struct brcms_phy *pi, u8 rifs);
 
 void wlc_phy_get_pwrdet_offsets(struct brcms_phy *pi, s8 *cckoffset,
 				s8 *ofdmoffset);
-extern s8 wlc_phy_upd_rssi_offset(struct brcms_phy *pi, s8 rssi,
-				  u16 chanspec);
+s8 wlc_phy_upd_rssi_offset(struct brcms_phy *pi, s8 rssi, u16 chanspec);
 
-extern bool wlc_phy_n_txpower_ipa_ison(struct brcms_phy *pih);
+bool wlc_phy_n_txpower_ipa_ison(struct brcms_phy *pih);
 #endif				/* _BRCM_PHY_INT_H_ */
diff --git a/drivers/net/wireless/brcm80211/brcmsmac/phy_shim.h b/drivers/net/wireless/brcm80211/brcmsmac/phy_shim.h
index 2c5b66b75970..dd8774717ade 100644
--- a/drivers/net/wireless/brcm80211/brcmsmac/phy_shim.h
+++ b/drivers/net/wireless/brcm80211/brcmsmac/phy_shim.h
@@ -124,56 +124,49 @@
 
 struct brcms_phy;
 
-extern struct phy_shim_info *wlc_phy_shim_attach(struct brcms_hardware *wlc_hw,
-						 struct brcms_info *wl,
-						 struct brcms_c_info *wlc);
-extern void wlc_phy_shim_detach(struct phy_shim_info *physhim);
+struct phy_shim_info *wlc_phy_shim_attach(struct brcms_hardware *wlc_hw,
+					  struct brcms_info *wl,
+					  struct brcms_c_info *wlc);
+void wlc_phy_shim_detach(struct phy_shim_info *physhim);
 
 /* PHY to WL utility functions */
-extern struct wlapi_timer *wlapi_init_timer(struct phy_shim_info *physhim,
-					    void (*fn) (struct brcms_phy *pi),
-					    void *arg, const char *name);
-extern void wlapi_free_timer(struct wlapi_timer *t);
-extern void wlapi_add_timer(struct wlapi_timer *t, uint ms, int periodic);
-extern bool wlapi_del_timer(struct wlapi_timer *t);
-extern void wlapi_intrson(struct phy_shim_info *physhim);
-extern u32 wlapi_intrsoff(struct phy_shim_info *physhim);
-extern void wlapi_intrsrestore(struct phy_shim_info *physhim,
-			       u32 macintmask);
+struct wlapi_timer *wlapi_init_timer(struct phy_shim_info *physhim,
+				     void (*fn)(struct brcms_phy *pi),
+				     void *arg, const char *name);
+void wlapi_free_timer(struct wlapi_timer *t);
+void wlapi_add_timer(struct wlapi_timer *t, uint ms, int periodic);
+bool wlapi_del_timer(struct wlapi_timer *t);
+void wlapi_intrson(struct phy_shim_info *physhim);
+u32 wlapi_intrsoff(struct phy_shim_info *physhim);
+void wlapi_intrsrestore(struct phy_shim_info *physhim, u32 macintmask);
 
-extern void wlapi_bmac_write_shm(struct phy_shim_info *physhim, uint offset,
-				 u16 v);
-extern u16 wlapi_bmac_read_shm(struct phy_shim_info *physhim, uint offset);
-extern void wlapi_bmac_mhf(struct phy_shim_info *physhim, u8 idx,
-			   u16 mask, u16 val, int bands);
-extern void wlapi_bmac_corereset(struct phy_shim_info *physhim, u32 flags);
-extern void wlapi_suspend_mac_and_wait(struct phy_shim_info *physhim);
-extern void wlapi_switch_macfreq(struct phy_shim_info *physhim, u8 spurmode);
-extern void wlapi_enable_mac(struct phy_shim_info *physhim);
-extern void wlapi_bmac_mctrl(struct phy_shim_info *physhim, u32 mask,
-			     u32 val);
-extern void wlapi_bmac_phy_reset(struct phy_shim_info *physhim);
-extern void wlapi_bmac_bw_set(struct phy_shim_info *physhim, u16 bw);
-extern void wlapi_bmac_phyclk_fgc(struct phy_shim_info *physhim, bool clk);
-extern void wlapi_bmac_macphyclk_set(struct phy_shim_info *physhim, bool clk);
-extern void wlapi_bmac_core_phypll_ctl(struct phy_shim_info *physhim, bool on);
-extern void wlapi_bmac_core_phypll_reset(struct phy_shim_info *physhim);
-extern void wlapi_bmac_ucode_wake_override_phyreg_set(struct phy_shim_info *
-						      physhim);
-extern void wlapi_bmac_ucode_wake_override_phyreg_clear(struct phy_shim_info *
-							physhim);
-extern void wlapi_bmac_write_template_ram(struct phy_shim_info *physhim, int o,
-					  int len, void *buf);
-extern u16 wlapi_bmac_rate_shm_offset(struct phy_shim_info *physhim,
-					 u8 rate);
-extern void wlapi_ucode_sample_init(struct phy_shim_info *physhim);
-extern void wlapi_copyfrom_objmem(struct phy_shim_info *physhim, uint,
-				  void *buf, int, u32 sel);
-extern void wlapi_copyto_objmem(struct phy_shim_info *physhim, uint,
-				const void *buf, int, u32);
+void wlapi_bmac_write_shm(struct phy_shim_info *physhim, uint offset, u16 v);
+u16 wlapi_bmac_read_shm(struct phy_shim_info *physhim, uint offset);
+void wlapi_bmac_mhf(struct phy_shim_info *physhim, u8 idx, u16 mask, u16 val,
+		    int bands);
+void wlapi_bmac_corereset(struct phy_shim_info *physhim, u32 flags);
+void wlapi_suspend_mac_and_wait(struct phy_shim_info *physhim);
+void wlapi_switch_macfreq(struct phy_shim_info *physhim, u8 spurmode);
+void wlapi_enable_mac(struct phy_shim_info *physhim);
+void wlapi_bmac_mctrl(struct phy_shim_info *physhim, u32 mask, u32 val);
+void wlapi_bmac_phy_reset(struct phy_shim_info *physhim);
+void wlapi_bmac_bw_set(struct phy_shim_info *physhim, u16 bw);
+void wlapi_bmac_phyclk_fgc(struct phy_shim_info *physhim, bool clk);
+void wlapi_bmac_macphyclk_set(struct phy_shim_info *physhim, bool clk);
+void wlapi_bmac_core_phypll_ctl(struct phy_shim_info *physhim, bool on);
+void wlapi_bmac_core_phypll_reset(struct phy_shim_info *physhim);
+void wlapi_bmac_ucode_wake_override_phyreg_set(struct phy_shim_info *physhim);
+void wlapi_bmac_ucode_wake_override_phyreg_clear(struct phy_shim_info *physhim);
+void wlapi_bmac_write_template_ram(struct phy_shim_info *physhim, int o,
+				   int len, void *buf);
+u16 wlapi_bmac_rate_shm_offset(struct phy_shim_info *physhim, u8 rate);
+void wlapi_ucode_sample_init(struct phy_shim_info *physhim);
+void wlapi_copyfrom_objmem(struct phy_shim_info *physhim, uint, void *buf,
+			   int, u32 sel);
+void wlapi_copyto_objmem(struct phy_shim_info *physhim, uint, const void *buf,
+			 int, u32);
 
-extern void wlapi_high_update_phy_mode(struct phy_shim_info *physhim,
-				       u32 phy_mode);
-extern u16 wlapi_bmac_get_txant(struct phy_shim_info *physhim);
+void wlapi_high_update_phy_mode(struct phy_shim_info *physhim, u32 phy_mode);
+u16 wlapi_bmac_get_txant(struct phy_shim_info *physhim);
 
 #endif				/* _BRCM_PHY_SHIM_H_ */
diff --git a/drivers/net/wireless/brcm80211/brcmsmac/pmu.h b/drivers/net/wireless/brcm80211/brcmsmac/pmu.h
index 20e2012d5a3a..a014bbc4f935 100644
--- a/drivers/net/wireless/brcm80211/brcmsmac/pmu.h
+++ b/drivers/net/wireless/brcm80211/brcmsmac/pmu.h
@@ -20,7 +20,7 @@
 
 #include "types.h"
 
-extern u16 si_pmu_fast_pwrup_delay(struct si_pub *sih);
-extern u32 si_pmu_measure_alpclk(struct si_pub *sih);
+u16 si_pmu_fast_pwrup_delay(struct si_pub *sih);
+u32 si_pmu_measure_alpclk(struct si_pub *sih);
 
 #endif /* _BRCM_PMU_H_ */
diff --git a/drivers/net/wireless/brcm80211/brcmsmac/pub.h b/drivers/net/wireless/brcm80211/brcmsmac/pub.h
index d36ea5e1cc49..4da38cb4f318 100644
--- a/drivers/net/wireless/brcm80211/brcmsmac/pub.h
+++ b/drivers/net/wireless/brcm80211/brcmsmac/pub.h
@@ -266,83 +266,76 @@ struct brcms_antselcfg {
 };
 
 /* common functions for every port */
-extern struct brcms_c_info *
-brcms_c_attach(struct brcms_info *wl, struct bcma_device *core, uint unit,
-	       bool piomode, uint *perr);
-extern uint brcms_c_detach(struct brcms_c_info *wlc);
-extern int brcms_c_up(struct brcms_c_info *wlc);
-extern uint brcms_c_down(struct brcms_c_info *wlc);
+struct brcms_c_info *brcms_c_attach(struct brcms_info *wl,
+				    struct bcma_device *core, uint unit,
+				    bool piomode, uint *perr);
+uint brcms_c_detach(struct brcms_c_info *wlc);
+int brcms_c_up(struct brcms_c_info *wlc);
+uint brcms_c_down(struct brcms_c_info *wlc);
 
-extern bool brcms_c_chipmatch(struct bcma_device *core);
-extern void brcms_c_init(struct brcms_c_info *wlc, bool mute_tx);
-extern void brcms_c_reset(struct brcms_c_info *wlc);
+bool brcms_c_chipmatch(struct bcma_device *core);
+void brcms_c_init(struct brcms_c_info *wlc, bool mute_tx);
+void brcms_c_reset(struct brcms_c_info *wlc);
 
-extern void brcms_c_intrson(struct brcms_c_info *wlc);
-extern u32 brcms_c_intrsoff(struct brcms_c_info *wlc);
-extern void brcms_c_intrsrestore(struct brcms_c_info *wlc, u32 macintmask);
-extern bool brcms_c_intrsupd(struct brcms_c_info *wlc);
-extern bool brcms_c_isr(struct brcms_c_info *wlc);
-extern bool brcms_c_dpc(struct brcms_c_info *wlc, bool bounded);
-extern bool brcms_c_sendpkt_mac80211(struct brcms_c_info *wlc,
-				     struct sk_buff *sdu,
-				     struct ieee80211_hw *hw);
-extern bool brcms_c_aggregatable(struct brcms_c_info *wlc, u8 tid);
-extern void brcms_c_protection_upd(struct brcms_c_info *wlc, uint idx,
-				   int val);
-extern int brcms_c_get_header_len(void);
-extern void brcms_c_set_addrmatch(struct brcms_c_info *wlc,
-				  int match_reg_offset,
-				  const u8 *addr);
-extern void brcms_c_wme_setparams(struct brcms_c_info *wlc, u16 aci,
-			      const struct ieee80211_tx_queue_params *arg,
-			      bool suspend);
-extern struct brcms_pub *brcms_c_pub(struct brcms_c_info *wlc);
-extern void brcms_c_ampdu_flush(struct brcms_c_info *wlc,
-			    struct ieee80211_sta *sta, u16 tid);
-extern void brcms_c_ampdu_tx_operational(struct brcms_c_info *wlc, u8 tid,
-					 u8 ba_wsize, uint max_rx_ampdu_bytes);
-extern int brcms_c_module_register(struct brcms_pub *pub,
-				   const char *name, struct brcms_info *hdl,
-				   int (*down_fn)(void *handle));
-extern int brcms_c_module_unregister(struct brcms_pub *pub, const char *name,
-				     struct brcms_info *hdl);
-extern void brcms_c_suspend_mac_and_wait(struct brcms_c_info *wlc);
-extern void brcms_c_enable_mac(struct brcms_c_info *wlc);
-extern void brcms_c_associate_upd(struct brcms_c_info *wlc, bool state);
-extern void brcms_c_scan_start(struct brcms_c_info *wlc);
-extern void brcms_c_scan_stop(struct brcms_c_info *wlc);
-extern int brcms_c_get_curband(struct brcms_c_info *wlc);
-extern int brcms_c_set_channel(struct brcms_c_info *wlc, u16 channel);
-extern int brcms_c_set_rate_limit(struct brcms_c_info *wlc, u16 srl, u16 lrl);
-extern void brcms_c_get_current_rateset(struct brcms_c_info *wlc,
+void brcms_c_intrson(struct brcms_c_info *wlc);
+u32 brcms_c_intrsoff(struct brcms_c_info *wlc);
+void brcms_c_intrsrestore(struct brcms_c_info *wlc, u32 macintmask);
+bool brcms_c_intrsupd(struct brcms_c_info *wlc);
+bool brcms_c_isr(struct brcms_c_info *wlc);
+bool brcms_c_dpc(struct brcms_c_info *wlc, bool bounded);
+bool brcms_c_sendpkt_mac80211(struct brcms_c_info *wlc, struct sk_buff *sdu,
+			      struct ieee80211_hw *hw);
+bool brcms_c_aggregatable(struct brcms_c_info *wlc, u8 tid);
+void brcms_c_protection_upd(struct brcms_c_info *wlc, uint idx, int val);
+int brcms_c_get_header_len(void);
+void brcms_c_set_addrmatch(struct brcms_c_info *wlc, int match_reg_offset,
+			   const u8 *addr);
+void brcms_c_wme_setparams(struct brcms_c_info *wlc, u16 aci,
+			   const struct ieee80211_tx_queue_params *arg,
+			   bool suspend);
+struct brcms_pub *brcms_c_pub(struct brcms_c_info *wlc);
+void brcms_c_ampdu_flush(struct brcms_c_info *wlc, struct ieee80211_sta *sta,
+			 u16 tid);
+void brcms_c_ampdu_tx_operational(struct brcms_c_info *wlc, u8 tid,
+				  u8 ba_wsize, uint max_rx_ampdu_bytes);
+int brcms_c_module_register(struct brcms_pub *pub, const char *name,
+			    struct brcms_info *hdl,
+			    int (*down_fn)(void *handle));
+int brcms_c_module_unregister(struct brcms_pub *pub, const char *name,
+			      struct brcms_info *hdl);
+void brcms_c_suspend_mac_and_wait(struct brcms_c_info *wlc);
+void brcms_c_enable_mac(struct brcms_c_info *wlc);
+void brcms_c_associate_upd(struct brcms_c_info *wlc, bool state);
+void brcms_c_scan_start(struct brcms_c_info *wlc);
+void brcms_c_scan_stop(struct brcms_c_info *wlc);
+int brcms_c_get_curband(struct brcms_c_info *wlc);
+int brcms_c_set_channel(struct brcms_c_info *wlc, u16 channel);
+int brcms_c_set_rate_limit(struct brcms_c_info *wlc, u16 srl, u16 lrl);
+void brcms_c_get_current_rateset(struct brcms_c_info *wlc,
 				 struct brcm_rateset *currs);
-extern int brcms_c_set_rateset(struct brcms_c_info *wlc,
-					struct brcm_rateset *rs);
-extern int brcms_c_set_beacon_period(struct brcms_c_info *wlc, u16 period);
-extern u16 brcms_c_get_phy_type(struct brcms_c_info *wlc, int phyidx);
-extern void brcms_c_set_shortslot_override(struct brcms_c_info *wlc,
+int brcms_c_set_rateset(struct brcms_c_info *wlc, struct brcm_rateset *rs);
+int brcms_c_set_beacon_period(struct brcms_c_info *wlc, u16 period);
+u16 brcms_c_get_phy_type(struct brcms_c_info *wlc, int phyidx);
+void brcms_c_set_shortslot_override(struct brcms_c_info *wlc,
 				    s8 sslot_override);
-extern void brcms_c_set_beacon_listen_interval(struct brcms_c_info *wlc,
-					u8 interval);
-extern u64 brcms_c_tsf_get(struct brcms_c_info *wlc);
-extern void brcms_c_tsf_set(struct brcms_c_info *wlc, u64 tsf);
-extern int brcms_c_set_tx_power(struct brcms_c_info *wlc, int txpwr);
-extern int brcms_c_get_tx_power(struct brcms_c_info *wlc);
-extern bool brcms_c_check_radio_disabled(struct brcms_c_info *wlc);
-extern void brcms_c_mute(struct brcms_c_info *wlc, bool on);
-extern bool brcms_c_tx_flush_completed(struct brcms_c_info *wlc);
-extern void brcms_c_start_station(struct brcms_c_info *wlc, u8 *addr);
-extern void brcms_c_start_ap(struct brcms_c_info *wlc, u8 *addr,
-			     const u8 *bssid, u8 *ssid, size_t ssid_len);
-extern void brcms_c_start_adhoc(struct brcms_c_info *wlc, u8 *addr);
-extern void brcms_c_update_beacon(struct brcms_c_info *wlc);
-extern void brcms_c_set_new_beacon(struct brcms_c_info *wlc,
-				   struct sk_buff *beacon, u16 tim_offset,
-				   u16 dtim_period);
-extern void brcms_c_set_new_probe_resp(struct brcms_c_info *wlc,
-				       struct sk_buff *probe_resp);
-extern void brcms_c_enable_probe_resp(struct brcms_c_info *wlc, bool enable);
-extern void brcms_c_set_ssid(struct brcms_c_info *wlc, u8 *ssid,
-			     size_t ssid_len);
+void brcms_c_set_beacon_listen_interval(struct brcms_c_info *wlc, u8 interval);
+u64 brcms_c_tsf_get(struct brcms_c_info *wlc);
+void brcms_c_tsf_set(struct brcms_c_info *wlc, u64 tsf);
+int brcms_c_set_tx_power(struct brcms_c_info *wlc, int txpwr);
+int brcms_c_get_tx_power(struct brcms_c_info *wlc);
+bool brcms_c_check_radio_disabled(struct brcms_c_info *wlc);
+void brcms_c_mute(struct brcms_c_info *wlc, bool on);
+bool brcms_c_tx_flush_completed(struct brcms_c_info *wlc);
+void brcms_c_start_station(struct brcms_c_info *wlc, u8 *addr);
+void brcms_c_start_ap(struct brcms_c_info *wlc, u8 *addr, const u8 *bssid,
+		      u8 *ssid, size_t ssid_len);
+void brcms_c_start_adhoc(struct brcms_c_info *wlc, u8 *addr);
+void brcms_c_update_beacon(struct brcms_c_info *wlc);
+void brcms_c_set_new_beacon(struct brcms_c_info *wlc, struct sk_buff *beacon,
+			    u16 tim_offset, u16 dtim_period);
+void brcms_c_set_new_probe_resp(struct brcms_c_info *wlc,
+				struct sk_buff *probe_resp);
+void brcms_c_enable_probe_resp(struct brcms_c_info *wlc, bool enable);
+void brcms_c_set_ssid(struct brcms_c_info *wlc, u8 *ssid, size_t ssid_len);
 
 #endif				/* _BRCM_PUB_H_ */
diff --git a/drivers/net/wireless/brcm80211/brcmsmac/rate.h b/drivers/net/wireless/brcm80211/brcmsmac/rate.h
index 980d578825cc..5bb88b78ed64 100644
--- a/drivers/net/wireless/brcm80211/brcmsmac/rate.h
+++ b/drivers/net/wireless/brcm80211/brcmsmac/rate.h
@@ -216,34 +216,30 @@ static inline u8 cck_phy2mac_rate(u8 signal)
 
 /* sanitize, and sort a rateset with the basic bit(s) preserved, validate
  * rateset */
-extern bool
-brcms_c_rate_hwrs_filter_sort_validate(struct brcms_c_rateset *rs,
-				       const struct brcms_c_rateset *hw_rs,
-				       bool check_brate, u8 txstreams);
+bool brcms_c_rate_hwrs_filter_sort_validate(struct brcms_c_rateset *rs,
+					    const struct brcms_c_rateset *hw_rs,
+					    bool check_brate, u8 txstreams);
 /* copy rateset src to dst as-is (no masking or sorting) */
-extern void brcms_c_rateset_copy(const struct brcms_c_rateset *src,
-			     struct brcms_c_rateset *dst);
+void brcms_c_rateset_copy(const struct brcms_c_rateset *src,
+			  struct brcms_c_rateset *dst);
 
 /* would be nice to have these documented ... */
-extern u32 brcms_c_compute_rspec(struct d11rxhdr *rxh, u8 *plcp);
+u32 brcms_c_compute_rspec(struct d11rxhdr *rxh, u8 *plcp);
 
-extern void brcms_c_rateset_filter(struct brcms_c_rateset *src,
-	struct brcms_c_rateset *dst, bool basic_only, u8 rates, uint xmask,
-	bool mcsallow);
+void brcms_c_rateset_filter(struct brcms_c_rateset *src,
+			    struct brcms_c_rateset *dst, bool basic_only,
+			    u8 rates, uint xmask, bool mcsallow);
 
-extern void
-brcms_c_rateset_default(struct brcms_c_rateset *rs_tgt,
-			const struct brcms_c_rateset *rs_hw, uint phy_type,
-			int bandtype, bool cck_only, uint rate_mask,
-			bool mcsallow, u8 bw, u8 txstreams);
+void brcms_c_rateset_default(struct brcms_c_rateset *rs_tgt,
+			     const struct brcms_c_rateset *rs_hw, uint phy_type,
+			     int bandtype, bool cck_only, uint rate_mask,
+			     bool mcsallow, u8 bw, u8 txstreams);
 
-extern s16 brcms_c_rate_legacy_phyctl(uint rate);
+s16 brcms_c_rate_legacy_phyctl(uint rate);
 
-extern void brcms_c_rateset_mcs_upd(struct brcms_c_rateset *rs, u8 txstreams);
-extern void brcms_c_rateset_mcs_clear(struct brcms_c_rateset *rateset);
-extern void brcms_c_rateset_mcs_build(struct brcms_c_rateset *rateset,
-				      u8 txstreams);
-extern void brcms_c_rateset_bw_mcs_filter(struct brcms_c_rateset *rateset,
-					  u8 bw);
+void brcms_c_rateset_mcs_upd(struct brcms_c_rateset *rs, u8 txstreams);
+void brcms_c_rateset_mcs_clear(struct brcms_c_rateset *rateset);
+void brcms_c_rateset_mcs_build(struct brcms_c_rateset *rateset, u8 txstreams);
+void brcms_c_rateset_bw_mcs_filter(struct brcms_c_rateset *rateset, u8 bw);
 
 #endif				/* _BRCM_RATE_H_ */
diff --git a/drivers/net/wireless/brcm80211/brcmsmac/stf.h b/drivers/net/wireless/brcm80211/brcmsmac/stf.h
index 19f6580f69be..ba9493009a33 100644
--- a/drivers/net/wireless/brcm80211/brcmsmac/stf.h
+++ b/drivers/net/wireless/brcm80211/brcmsmac/stf.h
@@ -19,24 +19,19 @@
 
 #include "types.h"
 
-extern int brcms_c_stf_attach(struct brcms_c_info *wlc);
-extern void brcms_c_stf_detach(struct brcms_c_info *wlc);
+int brcms_c_stf_attach(struct brcms_c_info *wlc);
+void brcms_c_stf_detach(struct brcms_c_info *wlc);
 
-extern void brcms_c_tempsense_upd(struct brcms_c_info *wlc);
-extern void brcms_c_stf_ss_algo_channel_get(struct brcms_c_info *wlc,
-					u16 *ss_algo_channel,
-					u16 chanspec);
-extern int brcms_c_stf_ss_update(struct brcms_c_info *wlc,
-			     struct brcms_band *band);
-extern void brcms_c_stf_phy_txant_upd(struct brcms_c_info *wlc);
-extern int brcms_c_stf_txchain_set(struct brcms_c_info *wlc, s32 int_val,
-			       bool force);
-extern bool brcms_c_stf_stbc_rx_set(struct brcms_c_info *wlc, s32 int_val);
-extern void brcms_c_stf_phy_txant_upd(struct brcms_c_info *wlc);
-extern void brcms_c_stf_phy_chain_calc(struct brcms_c_info *wlc);
-extern u16 brcms_c_stf_phytxchain_sel(struct brcms_c_info *wlc,
-				      u32 rspec);
-extern u16 brcms_c_stf_d11hdrs_phyctl_txant(struct brcms_c_info *wlc,
-					u32 rspec);
+void brcms_c_tempsense_upd(struct brcms_c_info *wlc);
+void brcms_c_stf_ss_algo_channel_get(struct brcms_c_info *wlc,
+				     u16 *ss_algo_channel, u16 chanspec);
+int brcms_c_stf_ss_update(struct brcms_c_info *wlc, struct brcms_band *band);
+void brcms_c_stf_phy_txant_upd(struct brcms_c_info *wlc);
+int brcms_c_stf_txchain_set(struct brcms_c_info *wlc, s32 int_val, bool force);
+bool brcms_c_stf_stbc_rx_set(struct brcms_c_info *wlc, s32 int_val);
+void brcms_c_stf_phy_txant_upd(struct brcms_c_info *wlc);
+void brcms_c_stf_phy_chain_calc(struct brcms_c_info *wlc);
+u16 brcms_c_stf_phytxchain_sel(struct brcms_c_info *wlc, u32 rspec);
+u16 brcms_c_stf_d11hdrs_phyctl_txant(struct brcms_c_info *wlc, u32 rspec);
 
 #endif				/* _BRCM_STF_H_ */
diff --git a/drivers/net/wireless/brcm80211/brcmsmac/ucode_loader.h b/drivers/net/wireless/brcm80211/brcmsmac/ucode_loader.h
index 18750a814b4f..c87dd89bcb78 100644
--- a/drivers/net/wireless/brcm80211/brcmsmac/ucode_loader.h
+++ b/drivers/net/wireless/brcm80211/brcmsmac/ucode_loader.h
@@ -43,16 +43,14 @@ struct brcms_ucode {
 	u32 *bcm43xx_bomminor;
 };
 
-extern int
-brcms_ucode_data_init(struct brcms_info *wl, struct brcms_ucode *ucode);
+int brcms_ucode_data_init(struct brcms_info *wl, struct brcms_ucode *ucode);
 
-extern void brcms_ucode_data_free(struct brcms_ucode *ucode);
+void brcms_ucode_data_free(struct brcms_ucode *ucode);
 
-extern int brcms_ucode_init_buf(struct brcms_info *wl, void **pbuf,
-				unsigned int idx);
-extern int brcms_ucode_init_uint(struct brcms_info *wl, size_t *n_bytes,
-				 unsigned int idx);
-extern void brcms_ucode_free_buf(void *);
-extern int  brcms_check_firmwares(struct brcms_info *wl);
+int brcms_ucode_init_buf(struct brcms_info *wl, void **pbuf, unsigned int idx);
+int brcms_ucode_init_uint(struct brcms_info *wl, size_t *n_bytes,
+			  unsigned int idx);
+void brcms_ucode_free_buf(void *);
+int  brcms_check_firmwares(struct brcms_info *wl);
 
 #endif	/* _BRCM_UCODE_H_ */
diff --git a/drivers/net/wireless/brcm80211/include/brcmu_d11.h b/drivers/net/wireless/brcm80211/include/brcmu_d11.h
index 92623f02b1c0..8660a2cba098 100644
--- a/drivers/net/wireless/brcm80211/include/brcmu_d11.h
+++ b/drivers/net/wireless/brcm80211/include/brcmu_d11.h
@@ -140,6 +140,6 @@ struct brcmu_d11inf {
 	void (*decchspec)(struct brcmu_chan *ch);
 };
 
-extern void brcmu_d11_attach(struct brcmu_d11inf *d11inf);
+void brcmu_d11_attach(struct brcmu_d11inf *d11inf);
 
 #endif	/* _BRCMU_CHANNELS_H_ */
diff --git a/drivers/net/wireless/brcm80211/include/brcmu_utils.h b/drivers/net/wireless/brcm80211/include/brcmu_utils.h
index 898cacb8d01d..8ba445b3fd72 100644
--- a/drivers/net/wireless/brcm80211/include/brcmu_utils.h
+++ b/drivers/net/wireless/brcm80211/include/brcmu_utils.h
@@ -114,31 +114,29 @@ static inline struct sk_buff *pktq_ppeek_tail(struct pktq *pq, int prec)
 	return skb_peek_tail(&pq->q[prec].skblist);
 }
 
-extern struct sk_buff *brcmu_pktq_penq(struct pktq *pq, int prec,
-				 struct sk_buff *p);
-extern struct sk_buff *brcmu_pktq_penq_head(struct pktq *pq, int prec,
-				      struct sk_buff *p);
-extern struct sk_buff *brcmu_pktq_pdeq(struct pktq *pq, int prec);
-extern struct sk_buff *brcmu_pktq_pdeq_tail(struct pktq *pq, int prec);
-extern struct sk_buff *brcmu_pktq_pdeq_match(struct pktq *pq, int prec,
-					     bool (*match_fn)(struct sk_buff *p,
-							      void *arg),
-					     void *arg);
+struct sk_buff *brcmu_pktq_penq(struct pktq *pq, int prec, struct sk_buff *p);
+struct sk_buff *brcmu_pktq_penq_head(struct pktq *pq, int prec,
+				     struct sk_buff *p);
+struct sk_buff *brcmu_pktq_pdeq(struct pktq *pq, int prec);
+struct sk_buff *brcmu_pktq_pdeq_tail(struct pktq *pq, int prec);
+struct sk_buff *brcmu_pktq_pdeq_match(struct pktq *pq, int prec,
+				      bool (*match_fn)(struct sk_buff *p,
+						       void *arg),
+				      void *arg);
 
 /* packet primitives */
-extern struct sk_buff *brcmu_pkt_buf_get_skb(uint len);
-extern void brcmu_pkt_buf_free_skb(struct sk_buff *skb);
+struct sk_buff *brcmu_pkt_buf_get_skb(uint len);
+void brcmu_pkt_buf_free_skb(struct sk_buff *skb);
 
 /* Empty the queue at particular precedence level */
 /* callback function fn(pkt, arg) returns true if pkt belongs to if */
-extern void brcmu_pktq_pflush(struct pktq *pq, int prec,
-	bool dir, bool (*fn)(struct sk_buff *, void *), void *arg);
+void brcmu_pktq_pflush(struct pktq *pq, int prec, bool dir,
+		       bool (*fn)(struct sk_buff *, void *), void *arg);
 
 /* operations on a set of precedences in packet queue */
 
-extern int brcmu_pktq_mlen(struct pktq *pq, uint prec_bmp);
-extern struct sk_buff *brcmu_pktq_mdeq(struct pktq *pq, uint prec_bmp,
-	int *prec_out);
+int brcmu_pktq_mlen(struct pktq *pq, uint prec_bmp);
+struct sk_buff *brcmu_pktq_mdeq(struct pktq *pq, uint prec_bmp, int *prec_out);
 
 /* operations on packet queue as a whole */
 
@@ -167,11 +165,11 @@ static inline bool pktq_empty(struct pktq *pq)
 	return pq->len == 0;
 }
 
-extern void brcmu_pktq_init(struct pktq *pq, int num_prec, int max_len);
+void brcmu_pktq_init(struct pktq *pq, int num_prec, int max_len);
 /* prec_out may be NULL if caller is not interested in return value */
-extern struct sk_buff *brcmu_pktq_peek_tail(struct pktq *pq, int *prec_out);
-extern void brcmu_pktq_flush(struct pktq *pq, bool dir,
-		bool (*fn)(struct sk_buff *, void *), void *arg);
+struct sk_buff *brcmu_pktq_peek_tail(struct pktq *pq, int *prec_out);
+void brcmu_pktq_flush(struct pktq *pq, bool dir,
+		      bool (*fn)(struct sk_buff *, void *), void *arg);
 
 /* externs */
 /* ip address */
@@ -204,13 +202,13 @@ static inline u16 brcmu_maskget16(u16 var, u16 mask, u8 shift)
 /* externs */
 /* format/print */
 #ifdef DEBUG
-extern void brcmu_prpkt(const char *msg, struct sk_buff *p0);
+void brcmu_prpkt(const char *msg, struct sk_buff *p0);
 #else
 #define brcmu_prpkt(a, b)
 #endif				/* DEBUG */
 
 #ifdef DEBUG
-extern __printf(3, 4)
+__printf(3, 4)
 void brcmu_dbg_hex_dump(const void *data, size_t size, const char *fmt, ...);
 #else
 __printf(3, 4)