QLogKit: Enable FW Logging and Set Stack Trace Level

   - Enables FW Logging during BT On and disables
     the FW Logging during BT Off in userdebug
     builds only.

   - Provides an interface to set trace level for
     all the stack layers of bluedroid.

CRs-Fixed: 866285
Change-Id: Ib12d220e0aa4845d04b05b7fbea079d30c308004

10 files changed, 174 insertions, 3 deletions

diff --git a/Android.mk b/Android.mk
index 3ddffce66..26c23e887 100644
--- a/Android.mk
+++ b/Android.mk
@@ -9,6 +9,10 @@ else
   bdroid_CFLAGS += -DHAS_NO_BDROID_BUILDCFG
 endif
 
+ifeq ($(TARGET_BUILD_VARIANT),userdebug)
+bdroid_CFLAGS += -DQLOGKIT_USERDEBUG
+endif
+
 ifneq ($(BOARD_BLUETOOTH_BDROID_HCILP_INCLUDED),)
   bdroid_CFLAGS += -DHCILP_INCLUDED=$(BOARD_BLUETOOTH_BDROID_HCILP_INCLUDED)
 endif
diff --git a/bta/dm/bta_dm_act.c b/bta/dm/bta_dm_act.c
index 964d031e5..b5db01307 100644
--- a/bta/dm/bta_dm_act.c
+++ b/bta/dm/bta_dm_act.c
@@ -431,6 +431,12 @@ void bta_dm_disable (tBTA_DM_MSG *p_data)
     BTM_BleClearBgConnDev();
 #endif
 
+#ifdef QLOGKIT_USERDEBUG
+    /* Disable SOC Logging */
+    UINT8       param[5] = {0x10,0x02,0x00,0x00,0x01};
+    BTM_VendorSpecificCommand(HCI_VS_HOST_LOG_OPCODE,5,param,NULL);
+#endif
+
     if(BTM_GetNumAclLinks()==0)
     {
 #if (defined(BTA_DISABLE_DELAY) && BTA_DISABLE_DELAY > 0)
diff --git a/btif/src/bluetooth.c b/btif/src/bluetooth.c
index 5b1bd2ef8..e881eb4ba 100644
--- a/btif/src/bluetooth.c
+++ b/btif/src/bluetooth.c
@@ -67,6 +67,7 @@
 #if TEST_APP_INTERFACE == TRUE
 #include <bt_testapp.h>
 #endif
+#include <logging.h>
 
 /************************************************************************************
 **  Constants & Macros
@@ -127,6 +128,7 @@ extern const btl2cap_interface_t *btif_l2cap_get_interface(void);
 extern const btrfcomm_interface_t *btif_rfcomm_get_interface(void);
 extern const btmcap_interface_t *btif_mcap_get_interface(void);
 #endif
+extern const btstacklog_interface_t *btif_stack_log_interface(void);
 
 /************************************************************************************
 **  Functions
@@ -363,6 +365,9 @@ static const void* get_profile_interface (const char *profile_id)
     if (is_profile(profile_id, BT_PROFILE_SOCKETS_ID))
         return btif_sock_get_interface();
 
+    if (is_profile(profile_id, "LOG_ID"))
+        return btif_stack_log_interface();
+
     if (is_profile(profile_id, BT_PROFILE_PAN_ID))
         return btif_pan_get_interface();
 
diff --git a/btif/src/btif_stack_log.c b/btif/src/btif_stack_log.c
new file mode 100644
index 000000000..40612b38a
--- /dev/null
+++ b/btif/src/btif_stack_log.c
@@ -0,0 +1,63 @@
+/*********************************************************************
+*
+* Copyright (c) 2015, 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 "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.
+*
+************************************************************************/
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <unistd.h>
+#include <hardware/bluetooth.h>
+
+#define LOG_TAG "STACK_LOG"
+
+#include "btif_api.h"
+#include "bt_types.h"
+#include "bt_trace.h"
+#include "logging.h"
+
+
+static void setLog( const char* log_layer, UINT16 log_level);
+
+static const btstacklog_interface_t btstacklogInterface = {
+    sizeof(btstacklog_interface_t),
+    setLog,
+};
+
+const btstacklog_interface_t *btif_stack_log_interface( void )
+{
+    BTIF_TRACE_DEBUG("%s", __FUNCTION__);
+    return &btstacklogInterface;
+}
+
+static void setLog( const char* log_layer, UINT16 log_level)
+{
+    BTA_setStackLog( log_layer, log_level);
+}
+
diff --git a/device/src/controller.c b/device/src/controller.c
index e90b4132d..da739cd7f 100755
--- a/device/src/controller.c
+++ b/device/src/controller.c
@@ -109,6 +109,12 @@ static future_t *start_up(void) {
 
   packet_parser->parse_generic_command_complete(response);
 
+  #ifdef QLOGKIT_USERDEBUG
+  /* Enable SOC Logging */
+  UINT8       param[5] = {0x10,0x03,0x00,0x00,0x01};
+  BTM_VendorSpecificCommand(HCI_VS_HOST_LOG_OPCODE,5,param,NULL);
+  #endif
+
   // Read the local version info off the controller next, including
   // information such as manufacturer and supported HCI version
   response = AWAIT_COMMAND(packet_factory->make_read_local_version_info());
diff --git a/include/bt_trace.h b/include/bt_trace.h
index 2d2db0b05..c945285c6 100644
--- a/include/bt_trace.h
+++ b/include/bt_trace.h
@@ -124,6 +124,7 @@ static const char BTE_LOGMSG_MODULE[] = "bte_logmsg_module";
 #define BTTRC_PARAM_UINT8                  1
 #define BTTRC_PARAM_UINT16                 2
 #define BTTRC_PARAM_UINT32                 3
+extern void BTA_setStackLog( const char* log_layer, int log_level);
 
 /* Enables or disables verbose trace information. */
 #ifndef BT_TRACE_VERBOSE
diff --git a/include/logging.h b/include/logging.h
new file mode 100644
index 000000000..bd70b39ba
--- /dev/null
+++ b/include/logging.h
@@ -0,0 +1,45 @@
+/*********************************************************************
+*
+* Copyright (c) 2015, 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 "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.
+*
+************************************************************************/
+
+#include <stdio.h>
+#include "bt_types.h"
+
+__BEGIN_DECLS
+
+typedef struct {
+
+    size_t size;
+    void (*setLog)( const char *log_layer, UINT16 log_level);
+} btstacklog_interface_t;
+
+__END_DECLS
+
diff --git a/main/Android.mk b/main/Android.mk
index e31ceee97..9db0dc214 100644
--- a/main/Android.mk
+++ b/main/Android.mk
@@ -58,7 +58,8 @@ LOCAL_SRC_FILES += \
     ../btif/src/stack_manager.c \
     ../btif/src/btif_rfcomm.c \
     ../btif/src/btif_mcap.c \
-    ../btif/src/btif_l2cap.c
+    ../btif/src/btif_l2cap.c \
+    ../btif/src/btif_stack_log.c
 
 ifeq ($(BOARD_USES_WIPOWER), true)
     LOCAL_SRC_FILES += \
diff --git a/main/bte_logmsg.c b/main/bte_logmsg.c
index 4456e0900..6bb15320e 100644
--- a/main/bte_logmsg.c
+++ b/main/bte_logmsg.c
@@ -268,12 +268,10 @@ static future_t *init(void) {
     LOG_INFO("[bttrc] using compile default trace settings");
     return NULL;
   }
-
   load_levels_from_config(stack_config->get_all());
   return NULL;
 }
 
-
 const module_t bte_logmsg_module = {
   .name = BTE_LOGMSG_MODULE,
   .init = init,
@@ -285,3 +283,43 @@ const module_t bte_logmsg_module = {
     NULL
   }
 };
+
+/********************************************************************************
+ **
+ **    Function Name:    BTA_setStackLog
+ **
+ **    Purpose:          Set the trace level of the different layers of stack
+                         based on the stack layer and level as input
+ **
+ **    Input Parameters: const char* log_layer, int log_level
+                         Example : TRC_HCI, 5
+ **
+ **    Returns:          void
+ **
+ *********************************************************************************/
+
+void BTA_setStackLog( const char* log_layer, int log_level)
+{
+    const tBTTRC_FUNC_MAP *p_f_map;
+    int new_level = 0;
+    int layer_found = 0;
+    p_f_map = &bttrc_set_level_map[0];
+
+    while ( 0 != p_f_map->layer_id_start )
+    {
+
+        if( (NULL != p_f_map->p_f) && !strcmp( p_f_map->trc_name, log_layer))
+        {
+            new_level = p_f_map->p_f(log_level);
+            LOG_INFO("BTA_setStackLog: New trace level set for layer %s is %d", log_layer, new_level);
+            layer_found = 1;
+            break;
+        }
+        p_f_map++;
+    }
+
+    if ( layer_found == 0 )
+    {
+        LOG_INFO("BTA_setStackLog: Unable to set Layer %s with level %d. Layer not found", log_layer, log_level);
+    }
+}
diff --git a/stack/include/hcidefs.h b/stack/include/hcidefs.h
index 7f2fb5778..41dc936c0 100644
--- a/stack/include/hcidefs.h
+++ b/stack/include/hcidefs.h
@@ -366,6 +366,8 @@
 
 /* Extended BLE Scan parameters OCF */
 #define HCI_BLE_EXTENDED_SCAN_PARAMS_OCF  (0x0160 | HCI_GRP_VENDOR_SPECIFIC)
+/* SOC Logging OCF */
+#define HCI_VS_HOST_LOG_OPCODE    (0x0017 | HCI_GRP_VENDOR_SPECIFIC)
 
 /* VOIP Network Wifi OCF */
 #define HCI_VSC_VOIP_NETWORK_WIFI_OCF   (0x001C | HCI_GRP_VENDOR_SPECIFIC)