[bug][T108-suolin][bug-view-2420][ril] when in 3G,  sometimes call all ril api fail

 Only Configure:No
 Affected branchmaster
 Affected module:ril
 Is it affected on:asr
 Doc Update:No

Change-Id: I27c70295e6bff6a56faa33ff4cfd59bdf65f45c1
diff --git a/mbtk/mbtk_rild_v2/src/atchannel.c b/mbtk/mbtk_rild_v2/src/atchannel.c
index 3a69ad9..264ea2a 100755
--- a/mbtk/mbtk_rild_v2/src/atchannel.c
+++ b/mbtk/mbtk_rild_v2/src/atchannel.c
@@ -271,25 +271,34 @@
 
 static void processLine(ATPortId_enum port, const char *line)
 {
+    LOGD("lynq read process begin process line port %d %s", port,line);
     pthread_mutex_lock(&s_commandmutex[port]);
 //    LOGD("LINE : %s", line);
+    LOGD("lynq read process get lock port %d", port);
+
     if (sp_response[port] == NULL)
     {
+        LOGD("lynq read 2 port %d", port);
         /* no command pending */
         handleUnsolicited(port, line);
+       
     }
     else if (isFinalResponseSuccess(line))
     {
+        LOGD("lynq read 3 port %d", port);
         sp_response[port]->success = 1;
         handleFinalResponse(port, line);
+        
     }
     else if (isFinalResponseError(port, line))
     {
+        LOGD("lynq read 4 port %d", port);
         sp_response[port]->success = 0;
         handleFinalResponse(port, line);
     }
     else if (s_smsPDU[port] != NULL && 0 == strcmp(line, "> "))
     {
+         LOGD("lynq read 5 port %d", port);
         // See eg. TS 27.005 4.3
         // Commands like AT+CMGS have a "> " prompt
         writeCtrlZ(port, s_smsPDU[port]);
@@ -298,9 +307,11 @@
     else switch (s_type[port])
         {
             case NO_RESULT:
+                LOGD("lynq read 6 port %d", port);
                 handleUnsolicited(port, line);
                 break;
             case NUMERIC:
+                LOGD("lynq read 7 port %d", port);
                 if (sp_response[port]->p_intermediates == NULL
                     && isdigit(line[0])
                    )
@@ -315,6 +326,7 @@
                 }
                 break;
             case SINGLELINE:
+                LOGD("lynq read 8 port %d", port);
                 if (sp_response[port]->p_intermediates == NULL
                     && strStartsWith (line, s_responsePrefix[port])
                    )
@@ -348,8 +360,10 @@
                 }
                 break;
             case MULTILINE:
+                LOGD("lynq read 9 port %d", port);
                 if (strStartsWith (line, s_responsePrefix[port]))
                 {
+                    LOGD("lynq read 10 port %d", port);
                     addIntermediate(port, line);
                 }
                 else
@@ -359,11 +373,12 @@
                 break;
 
             default: /* this should never be reached */
+                LOGD("lynq read 11 port %d", port);
                 LOGE("Unsupported AT command type %d\n", s_type[port]);
                 handleUnsolicited(port, line);
                 break;
         }
-
+    LOGD("lynq read 12 port %d", port);
     pthread_mutex_unlock(&s_commandmutex[port]);
 }
 
@@ -647,6 +662,7 @@
         {
             //usleep(50000);
             //continue;
+            LOGD("lynq read 1 port %d", *port);
             break;
         }
 
@@ -736,6 +752,7 @@
 
     if (s_at_fd[port] < 0 || s_readerClosed > 0)
     {
+        LOGE("lynq 12, port %d %d %d",port,s_at_fd[port],s_readerClosed);
         return AT_ERROR_CHANNEL_CLOSED;
     }
 
@@ -856,6 +873,9 @@
     s_responsePrefix[port] = NULL;
     s_smsPDU[port] = NULL;
     sp_response[port] = NULL;
+    pthread_mutex_init(&s_commandmutex[port], NULL);
+    pthread_cond_init(&(s_commandcond[port]), NULL);
+    at_state_set(port,RIL_AT_STATE_READY);
 
     ATPortId_enum *at_port_ptr = (ATPortId_enum*)malloc(sizeof(ATPortId_enum));
     ATPortId_enum *urc_port_ptr = (ATPortId_enum*)malloc(sizeof(ATPortId_enum));
@@ -958,7 +978,7 @@
 
 static long long at_timeout_get(const char *at_command, bool *timeout_close)
 {
-    long long timeout = 0;
+    long long timeout = 15000;
     int i;
     for(i = 0; i <  ARRAY_SIZE(at_timeout_list); i++)
     {
@@ -986,21 +1006,19 @@
     int err = 0;
     bool tiemout_close = true;
     struct timespec ts;
+
+    LOGD("lynq 9, port %d %d",port,at_state[port]);
+    if(sp_response[port] != NULL)
+    {
+        LOGE("lynq 10, port %d %p",port,sp_response[port]);
+        err = AT_ERROR_COMMAND_PENDING;
+        return err;
+    }
+
     if(at_state[port] == RIL_AT_STATE_READY)
         at_state[port] = RIL_AT_STATE_BUSY;
 
-    if(sp_response[port] != NULL)
-    {
-        err = AT_ERROR_COMMAND_PENDING;
-        goto error;
-    }
-
-    err = writeline (port, command);
-
-    if (err < 0)
-    {
-        goto error;
-    }
+    LOGD("lynq 11, port %d",port);
 
     s_type[port] = type;
     s_responsePrefix[port] = responsePrefix;
@@ -1011,21 +1029,30 @@
     {
         timeoutMsec = at_timeout_get(command, &tiemout_close);
     }
+    err = writeline (port, command);
+
+    if (err < 0)
+    {
+        goto error;
+    }
 
     if (timeoutMsec != 0)
     {
         setTimespecRelative(&ts, timeoutMsec);
     }
 
+    LOGD("lynq before loop, port %d %d",port,s_readerClosed);
     while (sp_response[port]->finalResponse == NULL && s_readerClosed == 0)
     {
         //LOGD("AT wait time:%lld",timeoutMsec);
         if (timeoutMsec != 0)
         {
+            LOGD("lynq 12, port %d %lld",port,timeoutMsec);
             err = pthread_cond_timedwait(&s_commandcond[port], &s_commandmutex[port], &ts);
         }
         else
         {
+            LOGD("lynq 13, port %d",port);
             err = pthread_cond_wait(&s_commandcond[port], &s_commandmutex[port]);
         }
 
@@ -1034,10 +1061,12 @@
         {
             if(tiemout_close)
             {
+                LOGE("lynq 15, port %d",port);
                 err = AT_ERROR_TIMEOUT_CLOSE;
             }
             else
             {
+                LOGE("lynq 16, port %d",port);
                 err = AT_ERROR_TIMEOUT;
             }
             goto error;
@@ -1046,29 +1075,35 @@
 
     if (pp_outResponse == NULL)
     {
+        LOGD("lynq 18, port %d",port);
         at_response_free(sp_response[port]);
     }
     else
     {
+        LOGD("lynq 19, port %d",port);
         /* line reader stores intermediate responses in reverse order */
         reverseIntermediates(sp_response[port]);
         *pp_outResponse = sp_response[port];
     }
 
+
     sp_response[port] = NULL;
 
     if(s_readerClosed > 0)
     {
+        
+        LOGE("lynq 21, port %d %d",port,s_readerClosed);
         err = AT_ERROR_CHANNEL_CLOSED;
         goto error;
     }
+	LOGD("lynq 22, port %d",port);
 
     err = 0;
 error:
     if(at_state[port] == RIL_AT_STATE_BUSY)
         at_state[port] = RIL_AT_STATE_READY;
+    LOGD("lynq 23, port %d %d",port, at_state[port]);
     clearPendingCommand(port);
-
     return err;
 }
 
@@ -1083,6 +1118,8 @@
 {
     int err;
 
+    
+    LOGD("lynq 0, port %d,%lld,%s",port,timeoutMsec,command);
     if (0 != pthread_equal(s_tid_reader[port], pthread_self()))
     {
         /* cannot be called from reader thread */
@@ -1090,25 +1127,46 @@
         return AT_ERROR_INVALID_THREAD;
     }
 
+    LOGD("lynq 1, port %d",port);
+
     // Waitting for previous AT complete.
+    int count=0;
     while(at_state[port] == RIL_AT_STATE_BUSY)
     {
-        usleep(10000);
+        sleep(1);
+        count++;
+        if(count%2==0)
+        {
+           LOGE("lynq 2, port %d",port);
+        }
+
+        if(count==8)
+        {
+           err= AT_ERROR_COMMAND_PENDING;
+           goto out;
+        }
     }
 
+    LOGD("lynq 3, port %d",port);
     pthread_mutex_lock(&s_commandmutex[port]);
+    LOGD("lynq 4, port %d",port);
 
     err = at_send_command_full_nolock(port, command, type,
                                       responsePrefix, smspdu,
                                       timeoutMsec, pp_outResponse);
 
+    LOGD("lynq 5, port %d",port);
     pthread_mutex_unlock(&s_commandmutex[port]);
+    LOGD("lynq 6, port %d",port);
 
     if (err == AT_ERROR_TIMEOUT_CLOSE && s_onTimeout != NULL)
     {
+        LOGE("lynq 7, port %d",port);
         s_onTimeout();
     }
+    LOGD("lynq 8, port %d",port);
 
+out:
     return err;
 }