Add ril service state change callback.

Change-Id: I1566248d39f2d989ad7bd51dad76b2160d92258d
diff --git a/mbtk/mbtk_rild/src/mbtk_data_call.c b/mbtk/mbtk_rild/src/mbtk_data_call.c
index 161492b..5215f77 100755
--- a/mbtk/mbtk_rild/src/mbtk_data_call.c
+++ b/mbtk/mbtk_rild/src/mbtk_data_call.c
@@ -98,7 +98,7 @@
         return MBTK_RESULT_FAIL;
     }
 
-#ifdef MBTK_ALL_CID_SUPPORT
+#if 0
     if(apn_set_state[cid] != '1' && apn_set_state[cid] != '2')
     {
         LOGE("cid [%d] is not exist.", cid);