From 782431aff037174b5d6bf533975a05aafff98ed2 Mon Sep 17 00:00:00 2001
From: Tushar Janefalkar <tusharj@codeaurora.org>
Date: Wed, 7 Aug 2013 18:48:22 -0700
Subject: [PATCH] Return NULL AGPS interface on APQ target.

The AGPS interface will be returned
as null if MSA and MSB capabilities
are not set in gps config

Change-Id: I388654c9f527bfed128f431ccb8956e19be0f7f2
(cherry picked from commit 50891ecfe09b19a130b675ddc818ecf4ae31a3da)
---
 loc_api/libloc_api_50001/loc.cpp     | 14 +++++++++++++-
 loc_api/libloc_api_50001/loc_eng.cpp | 18 ++++++++++++++++++
 2 files changed, 31 insertions(+), 1 deletion(-)

diff --git a/loc_api/libloc_api_50001/loc.cpp b/loc_api/libloc_api_50001/loc.cpp
index 6cca8544..90b3b86e 100644
--- a/loc_api/libloc_api_50001/loc.cpp
+++ b/loc_api/libloc_api_50001/loc.cpp
@@ -571,7 +571,19 @@ const void* loc_get_extension(const char* name)
    }
    else if (strcmp(name, AGPS_INTERFACE) == 0)
    {
-       ret_val = &sLocEngAGpsInterface;
+       //Return an interface to AGPS only if MSA or MSB capabilities
+       //are present. If the target is an APQ, these masks are
+       //cleared in get_gps_interface() and the below logic will
+       //return NULL as the interface for AGPS
+       if((gps_conf.CAPABILITIES & GPS_CAPABILITY_MSA) ||
+          (gps_conf.CAPABILITIES & GPS_CAPABILITY_MSB) ) {
+           LOC_LOGD("%s:%d]: AGPS capabilities found\n", __func__, __LINE__);
+           ret_val = &sLocEngAGpsInterface;
+       }
+       else {
+           LOC_LOGD("%s:%d]: Returning NULL AgpsInterface\n", __func__, __LINE__);
+           ret_val = NULL;
+       }
    }
    else if (strcmp(name, GPS_NI_INTERFACE) == 0)
    {
diff --git a/loc_api/libloc_api_50001/loc_eng.cpp b/loc_api/libloc_api_50001/loc_eng.cpp
index 7befc740..d23516ef 100644
--- a/loc_api/libloc_api_50001/loc_eng.cpp
+++ b/loc_api/libloc_api_50001/loc_eng.cpp
@@ -1454,6 +1454,13 @@ int loc_eng_init(loc_eng_data_s_type &loc_eng_data, LocCallbacks* callbacks,
         loc_eng_data.generateNmea = false;
     }
 
+    //Disable AGPS if capabilities are not present
+    if(!(gps_conf.CAPABILITIES & GPS_CAPABILITY_MSA) &&
+       !(gps_conf.CAPABILITIES & GPS_CAPABILITY_MSA)) {
+        event &= ~(LOC_API_ADAPTER_BIT_LOCATION_SERVER_REQUEST |
+                   LOC_API_ADAPTER_BIT_NI_NOTIFY_VERIFY_REQUEST);
+    }
+
     loc_eng_data.adapter =
         new LocEngAdapter(event, &loc_eng_data,
                           (MsgTask::tCreate)callbacks->create_thread_cb);
@@ -1950,6 +1957,17 @@ void loc_eng_agps_init(loc_eng_data_s_type &loc_eng_data, AGpsExtCallbacks* call
         EXIT_LOG(%s, VOID_RET);
         return;
     }
+
+    //Proceed to create AGPS framework only if MSA or MSB capabilities
+    //are present. If the target is an APQ, these masks are
+    //cleared in get_gps_interface()
+    if(!(gps_conf.CAPABILITIES & GPS_CAPABILITY_MSA) &&
+       !(gps_conf.CAPABILITIES & GPS_CAPABILITY_MSB) ) {
+        LOC_LOGD("%s:%d]: No AGPS capabilities found. Returning\n",
+                 __func__, __LINE__);
+        return;
+    }
+
     loc_eng_data.agps_status_cb = callbacks->status_cb;
 
     loc_eng_data.agnss_nif = new AgpsStateMachine(servicerTypeAgps,