| /* |
| * Copyright (c) 2011,2012, The Linux Foundation. All rights reserved. |
| * |
| * 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 of The Linux Foundation 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, FITNESS FOR A PARTICULAR PURPOSE AND |
| * NON-INFRINGEMENT 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. |
| */ |
| |
| package qcom.fmradio; |
| |
| import android.util.Log; |
| import qcom.fmradio.FmTransceiver; |
| |
| class FmTxEventListner { |
| |
| |
| private final int EVENT_LISTEN = 1; |
| |
| private final int TUNE_EVENT = 1; /*Tune completion event*/ |
| private final int TXRDSDAT_EVENT = 16; /*RDS Group available event*/ |
| private final int TXRDSDONE_EVENT = 17; /*RDS group complete event */ |
| private final int RADIO_DISABLED = 18; |
| private final int READY_EVENT = 0; |
| private byte []buff = new byte[128]; |
| private Thread mThread; |
| private static final String TAG = "FMTxEventListner"; |
| |
| public void startListner (final int fd, final FmTransmitterCallbacks cb) { |
| /* start a thread and listen for messages */ |
| mThread = new Thread(){ |
| public void run(){ |
| |
| Log.d(TAG, "Starting Tx Event listener " + fd); |
| |
| while((!Thread.currentThread().isInterrupted())) { |
| try { |
| int index = 0; |
| int freq = 0; |
| Log.d(TAG, "getBufferNative called"); |
| int eventCount = FmReceiverJNI.getBufferNative |
| (fd, buff, EVENT_LISTEN); |
| Log.d(TAG, "Received event. Count: " + eventCount); |
| |
| for(index = 0; index < eventCount; index++) { |
| Log.d(TAG, "Received <" +buff[index]+ ">" ); |
| switch(buff[index]){ |
| case READY_EVENT: |
| Log.d(TAG, "Got RADIO_ENABLED"); |
| if(FmTransceiver.getFMPowerState() == |
| FmTransceiver.subPwrLevel_FMTx_Starting) { |
| /*Set the state as FMRxOn */ |
| FmTransceiver.setFMPowerState |
| (FmTransceiver.FMState_Tx_Turned_On); |
| Log.v(TAG, "TxEvtList: CURRENT-STATE:" + |
| "FMTxStarting ---> NEW-STATE : FMTxOn"); |
| cb.FmTxEvRadioEnabled(); |
| } |
| break; |
| case TUNE_EVENT: |
| Log.d(TAG, "Got TUNE_EVENT"); |
| freq = FmReceiverJNI.getFreqNative(fd); |
| if (freq > 0) |
| cb.FmTxEvTuneStatusChange(freq); |
| else |
| Log.e(TAG, "get frqency cmd failed"); |
| break; |
| case TXRDSDAT_EVENT: |
| Log.d(TAG, "Got TXRDSDAT_EVENT"); |
| cb.FmTxEvRDSGroupsAvailable(); |
| break; |
| case TXRDSDONE_EVENT: |
| Log.d(TAG, "Got TXRDSDONE_EVENT"); |
| cb.FmTxEvContRDSGroupsComplete(); |
| break; |
| case RADIO_DISABLED: |
| Log.d(TAG, "Got RADIO_DISABLED"); |
| if(FmTransceiver.getFMPowerState() == |
| FmTransceiver.subPwrLevel_FMTurning_Off) { |
| /*Set the state as FMOff */ |
| FmTransceiver.setFMPowerState |
| (FmTransceiver.FMState_Turned_Off); |
| Log.v(TAG, "TxEvtList:CURRENT-STATE :" + |
| "FMTurningOff ---> NEW-STATE: FMOff"); |
| FmTransceiver.release("/dev/radio0"); |
| cb.FmTxEvRadioDisabled(); |
| Thread.currentThread().interrupt(); |
| } else { |
| Log.d(TAG, "Unexpected RADIO_DISABLED recvd"); |
| cb.FmTxEvRadioReset(); |
| } |
| break; |
| default: |
| Log.d(TAG, "Unknown event"); |
| break; |
| }//switch |
| }//for |
| }catch (Exception ex) { |
| Log.d( TAG, "RunningThread InterruptedException"); |
| Thread.currentThread().interrupt(); |
| }//try |
| }//while |
| Log.d(TAG, "Came out of the while loop"); |
| } |
| }; |
| mThread.start(); |
| } |
| |
| public void stopListener(){ |
| Log.d(TAG, "Thread Stopped\n"); |
| //Thread stop is deprecate API |
| //Interrupt the thread and check for the thread status |
| // and return from the run() method to stop the thread |
| //properly |
| Log.d(TAG, "stopping the Listener\n"); |
| |
| if(mThread != null) { |
| mThread.interrupt(); |
| } |
| Log.d(TAG, "Thread Stopped\n"); |
| } |
| } |