TWD/MacServices/ScanSrvSM.h
changeset 0 10c42ec6c05f
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/TWD/MacServices/ScanSrvSM.h	Tue Jun 29 12:34:26 2010 +0100
@@ -0,0 +1,216 @@
+/*
+ * ScanSrvSM.h
+ *
+ * Copyright(c) 1998 - 2010 Texas Instruments. All rights reserved.      
+ * All rights reserved.      
+ * 
+ * This program and the accompanying materials are made available under the 
+ * terms of the Eclipse Public License v1.0 or BSD License which accompanies
+ * this distribution. The Eclipse Public License is available at
+ * http://www.eclipse.org/legal/epl-v10.html and the BSD License is as below.                                   
+ *                                                                       
+ * Redistribution and use in source and binary forms, with or without    
+ * modification, are permitted provided that the following conditions    
+ * are met:                                                              
+ *                                                                       
+ *  * Redistributions of source code must retain the above copyright     
+ *    notice, this list of conditions and the following disclaimer.      
+ *  * Redistributions in binary form must reproduce the above copyright  
+ *    notice, this list of conditions and the following disclaimer in    
+ *    the documentation and/or other materials provided with the         
+ *    distribution.                                                      
+ *  * Neither the name Texas Instruments nor the names of its            
+ *    contributors may be used to endorse or promote products derived    
+ *    from this software without specific prior written permission.      
+ *                                                                       
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS   
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT     
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT  
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT      
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT   
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+/** \file ScanSrvSM.h
+ *  \brief This file include definitions for the scan SRV SM module.
+ *  \author Ronen Kalish
+ *  \date 10-Jan-2005
+ */
+
+#ifndef __SCANSRVSM_H__
+#define __SCANSRVSM_H__
+
+#include "fsm.h"
+
+/*
+ ***********************************************************************
+ *	Constant definitions.
+ ***********************************************************************
+ */
+
+/*
+ ***********************************************************************
+ *	Enums.
+ ***********************************************************************
+ */
+
+/** \enum scan_SRVSMEvents_e
+ * \brief enumerates the different scan SRV SM events
+ */
+typedef enum
+{
+    SCAN_SRV_EVENT_REQUEST_PS = 0,
+    SCAN_SRV_EVENT_PS_FAIL,
+    SCAN_SRV_EVENT_PS_SUCCESS,
+    SCAN_SRV_EVENT_PS_PEND,
+    SCAN_SRV_EVENT_STOP_SCAN,
+    SCAN_SRV_EVENT_FW_RESET,
+    SCAN_SRV_EVENT_TIMER_EXPIRED,
+    SCAN_SRV_EVENT_SCAN_COMPLETE,
+    SCAN_SRV_NUM_OF_EVENTS
+} scan_SRVSMEvents_e;
+
+/** \enum scan_SRVSMStates_e
+ * \brief enumerates the different scan SRV SM states
+ */
+typedef enum
+{
+	SCAN_SRV_STATE_IDLE = 0,
+    SCAN_SRV_STATE_PS_WAIT,
+	SCAN_SRV_STATE_SCANNING,
+	SCAN_SRV_STATE_STOPPING,
+	SCAN_SRV_STATE_PS_EXIT,
+	SCAN_SRV_NUM_OF_STATES
+} scan_SRVSMStates_e;
+
+/*
+ ***********************************************************************
+ *	Typedefs.
+ ***********************************************************************
+ */
+
+/*
+ ***********************************************************************
+ *	Structure definitions.
+ ***********************************************************************
+ */
+
+/*
+ ***********************************************************************
+ *	External data definitions.
+ ***********************************************************************
+ */
+
+/*
+ ***********************************************************************
+ *	External functions definitions
+ ***********************************************************************
+ */
+
+/**
+ * \author Ronen Kalish\n
+ * \date 10-Jan-2005\n
+ * \brief Initialize the scan SRV SM.
+ *
+ * Function Scope \e Public.\n
+ * \param hScanSrv - handle to the scan SRV object.\n
+ * \return TI_OK if successful, TI_NOK otherwise.\n
+ */
+TI_STATUS scanSRVSM_init( TI_HANDLE hScanSrv );
+
+/**
+ * \author Ronen Kalish\n
+ * \date 10-Jan-2005\n
+ * \brief Processes an event.
+ *
+ * Function Scope \e Public.\n
+ * \param hScanSrv - handle to the scan SRV object.\n
+ * \param currentState - the current scan SRV SM state.\n
+ * \param event - the event to handle.\n
+ * \return TI_OK if successful, TI_NOK otherwise.\n
+ */
+TI_STATUS scanSRVSM_SMEvent( TI_HANDLE hScanSrv, scan_SRVSMStates_e* currentState, 
+                             scan_SRVSMEvents_e event );
+
+/**
+ * \author Ronen Kalish\n
+ * \date 10-Jan-2005\n
+ * \brief Request to enter driver mode from the power manager module.\n
+ *
+ * Function Scope \e Private.\n
+ * \param hScanSrv - handle to the scan SRV object.\n
+ * \return TI_OK if successful, TI_NOK otherwise.\n
+ */
+TI_STATUS scanSRVSM_requestPS( TI_HANDLE hScanSrv );
+
+/**
+ * \date 6-Oct-2005\n
+ * \brief Request to release PS mode from the PowerSRV , and wait for answer.\n
+ *
+ * Function Scope \e Private.\n
+ * \param hScanSrv - handle to the scan SRV object.\n
+ * \return TI_OK if successful, TI_NOK otherwise.\n
+ */
+TI_STATUS scanSRVSM_releasePS( TI_HANDLE hScanSrv );
+
+/**
+ * \author Ronen Kalish\n
+ * \date 10-Jan-2005\n
+ * \brief Send the scan command to the firmware.\n
+ *
+ * Function Scope \e Private.\n
+ * \param hScanSrv - handle to the scan SRV object.\n
+ * \return TI_OK if successful, TI_NOK otherwise.\n
+ */
+TI_STATUS scanSRVSM_startActualScan( TI_HANDLE hScanSrv );
+
+/**
+ * \author Ronen Kalish\n
+ * \date 10-Jan-2005\n
+ * \brief Send a stop scan command to the firmware.\n
+ *
+ * Function Scope \e Private.\n
+ * \param hScanSrv - handle to the scan SRV object.\n
+ * \return TI_OK if successful, TI_NOK otherwise.\n
+ */
+TI_STATUS scanSRVSM_stopActualScan( TI_HANDLE hScanSrv );
+
+/**
+ * \author Ronen Kalish\n
+ * \date 10-Jan-2005\n
+ * \brief Notifies scan complete to upper layer.\n
+ *
+ * Function Scope \e Private.\n
+ * \param hScanSrv - handle to the scan SRV object.\n
+ * \return TI_OK if successful, TI_NOK otherwise.\n
+ */
+TI_STATUS scanSRVSM_notifyScanComplete( TI_HANDLE hScanSrv );
+
+/**
+ * \author Ronen Kalish\n
+ * \date 10-Jan-2005\n
+ * \brief Handles a timer expiry event - starts a recovery process.
+ *
+ * Function Scope \e Private.\n
+ * \param hScanSrv - handle to the scan SRV object.\n
+ * \return TI_OK if successful, TI_NOK otherwise.\n
+ */
+TI_STATUS scanSRVSM_handleTimerExpiry( TI_HANDLE hScanSrv );
+
+/**
+ * \author Ronen Kalish\n
+ * \date 17-Jan-2005\n
+ * \brief Handles a FW reset event (one that was detected outside the scan SRV) by stopping the timer.
+ *
+ * Function Scope \e Private.\n
+ * \param hScanSrv - handle to the scan SRV object.\n
+ * \return TI_OK if successful, TI_NOK otherwise.\n
+ */
+TI_STATUS scanSRVSM_handleRecovery( TI_HANDLE hScanSrv );
+
+#endif /* __SCANSRVSM_H__ */