qcacld-3.0: Fix -Wmissing-prototypes in lim_api

We want to enable the compiler's -Wmissing-prototypes switch, but
there is existing code that is generating warnings. Fix all warnings
in lim_api.

Change-Id: Ie3defa164278d775759686a7f9508d42799a48e4
CRs-Fixed: 1075090

core/mac/src/pe/include/lim_api.h

@@ -122,6 +122,18 @@ tSirRetStatus pe_start(tpAniSirGlobal pMac);
 void pe_stop(tpAniSirGlobal pMac);
 tSirRetStatus pe_post_msg_api(tpAniSirGlobal pMac, tSirMsgQ *pMsg);
 tSirRetStatus peProcessMsg(tpAniSirGlobal pMac, tSirMsgQ *limMsg);
+
+/**
+ * pe_register_callbacks_with_wma() - register SME and PE callback functions to
+ * WMA.
+ * @pMac: mac global ctx
+ * @ready_req: Ready request parameters, containing callback pointers
+ *
+ * Return: None
+ */
+void pe_register_callbacks_with_wma(tpAniSirGlobal pMac,
+				    tSirSmeReadyReq *ready_req);
+
 /**
  * Function to cleanup LIM state.
  * This called upon reset/persona change etc

core/mac/src/pe/lim/lim_api.c

@@ -1014,7 +1014,7 @@ tSirRetStatus pe_process_messages(tpAniSirGlobal pMac, tSirMsgQ *pMsg)
  * @return None
  */
 
-QDF_STATUS pe_handle_mgmt_frame(void *p_cds_gctx, void *cds_buff)
+static QDF_STATUS pe_handle_mgmt_frame(void *p_cds_gctx, void *cds_buff)
 {
 	tpAniSirGlobal pMac;
 	tpSirMacMgmtHdr mHdr;
@@ -1091,10 +1091,7 @@ QDF_STATUS pe_handle_mgmt_frame(void *p_cds_gctx, void *cds_buff)
 /**
  * pe_register_callbacks_with_wma() - register SME and PE callback functions to
  * WMA.
- * @pMac: mac global ctx
- * @ready_req: Ready request parameters, containing callback pointers
- *
- * Return: None
+ * (function documentation in lim_api.h)
  */
 void pe_register_callbacks_with_wma(tpAniSirGlobal pMac,
 				    tSirSmeReadyReq *ready_req)
@@ -1748,9 +1745,10 @@ void lim_fill_join_rsp_ht_caps(tpPESession session, tpSirSmeJoinRsp join_rsp)
 #endif
 
 #ifdef WLAN_FEATURE_ROAM_OFFLOAD
-QDF_STATUS lim_roam_fill_bss_descr(tpAniSirGlobal pMac,
-		roam_offload_synch_ind *roam_offload_synch_ind_ptr,
-		tpSirBssDescription  bss_desc_ptr)
+static QDF_STATUS
+lim_roam_fill_bss_descr(tpAniSirGlobal pMac,
+			roam_offload_synch_ind *roam_offload_synch_ind_ptr,
+			tpSirBssDescription  bss_desc_ptr)
 {
 	uint32_t ie_len = 0;
 	tpSirProbeRespBeacon parsed_frm_ptr;
@@ -2083,7 +2081,8 @@ QDF_STATUS pe_roam_synch_callback(tpAniSirGlobal mac_ctx,
 }
 #endif
 
-uint8_t lim_is_beacon_miss_scenario(tpAniSirGlobal pMac, uint8_t *pRxPacketInfo)
+static bool lim_is_beacon_miss_scenario(tpAniSirGlobal pMac,
+					uint8_t *pRxPacketInfo)
 {
 	tpSirMacMgmtHdr pHdr = WMA_GET_RX_MAC_HEADER(pRxPacketInfo);
 	uint8_t sessionId;