Merge branch 'bugfix/btdm_alarm_event_transfer' into 'master'

component/bt: transfer bluedroid timer events to be handled by BTC task

NVS operation can take long time for timer task to handle. Transfer the alarm event to be handled by BTC task.

See merge request !670

components/bt/bluedroid/btc/core/btc_alarm.c

@@ -0,0 +1,27 @@
+// Copyright 2015-2016 Espressif Systems (Shanghai) PTE LTD
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#include "btc_task.h"
+#include "btc_alarm.h"
+
+void btc_alarm_handler(btc_msg_t *msg)
+{
+    btc_alarm_args_t *arg = (btc_alarm_args_t *)msg->arg;
+
+    LOG_DEBUG("%s act %d\n", __FUNCTION__, msg->act);
+
+    if (arg->cb) {
+        arg->cb(arg->cb_data);
+    }
+}

components/bt/bluedroid/btc/core/btc_task.c

@@ -26,6 +26,7 @@
 #include "btc_gap_ble.h"
 #include "btc_blufi_prf.h"
 #include "btc_dm.h"
+#include "btc_alarm.h"
 #include "bta_gatt_api.h"
 #if CONFIG_CLASSIC_BT_ENABLED
 #include "btc_gap_bt.h"
@@ -48,6 +49,7 @@ static btc_func_t profile_tab[BTC_PID_NUM] = {
     [BTC_PID_SPPLIKE]   = {NULL, NULL},
     [BTC_PID_BLUFI]     = {btc_blufi_call_handler,      btc_blufi_cb_handler    },
     [BTC_PID_DM_SEC]    = {NULL,                        btc_dm_sec_cb_handler   },
+    [BTC_PID_ALARM]     = {btc_alarm_handler,           NULL                    },
 #if CONFIG_CLASSIC_BT_ENABLED
     [BTC_PID_GAP_BT]    = {btc_gap_bt_call_handler,     NULL                    },
     [BTC_PID_PRF_QUE]   = {btc_profile_queue_handler,   NULL                    },

components/bt/bluedroid/btc/include/btc_alarm.h

@@ -0,0 +1,30 @@
+// Copyright 2015-2016 Espressif Systems (Shanghai) PTE LTD
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+
+#ifndef __BTC_ALARM_H__
+#define __BTC_ALARM_H__
+
+#include <stdint.h>
+#include "alarm.h"
+
+/* btc_alarm_args_t */
+typedef struct {
+    osi_alarm_callback_t cb;
+    void *cb_data;
+} btc_alarm_args_t;
+
+void btc_alarm_handler(btc_msg_t *msg);
+
+#endif /* __BTC_ALARM_H__ */

components/bt/bluedroid/btc/include/btc_task.h

@@ -44,6 +44,7 @@ typedef enum {
     BTC_PID_SPPLIKE,
     BTC_PID_BLUFI,
     BTC_PID_DM_SEC,
+    BTC_PID_ALARM,
 #if CONFIG_CLASSIC_BT_ENABLED
     BTC_PID_GAP_BT,
     BTC_PID_PRF_QUE,

components/bt/bluedroid/osi/alarm.c

@@ -27,6 +27,8 @@
 #include "freertos/FreeRTOSConfig.h"
 #include "freertos/xtensa_api.h"
 #include "rom/ets_sys.h"
+#include "btc_task.h"
+#include "btc_alarm.h"
 
 #define RTC_TIMER_TICKS_TO_MS(ticks)            (((ticks/625)<<1) + (ticks-(ticks/625)*625)/312)
 
@@ -122,17 +124,21 @@ static struct alarm_t *alarm_cbs_lookfor_available(void)
 static void alarm_cb_handler(TimerHandle_t xTimer)
 {
     struct alarm_t *alarm;
-
     if (!xTimer) {
         LOG_ERROR("TimerName: NULL\n");
         return;
     }
-
+    
     alarm = pvTimerGetTimerID(xTimer);
     LOG_DEBUG("TimerID %p, Name %s\n", alarm, pcTimerGetTimerName(xTimer));
-    if (alarm->cb) {
-        alarm->cb(alarm->cb_data);
-    }
+    
+    btc_msg_t msg;
+    btc_alarm_args_t arg;
+    msg.sig = BTC_SIG_API_CALL;
+    msg.pid = BTC_PID_ALARM;
+    arg.cb = alarm->cb;
+    arg.cb_data = alarm->cb_data;
+    btc_transfer_context(&msg, &arg, sizeof(btc_alarm_args_t), NULL);
 }
 
 osi_alarm_t *osi_alarm_new(char *alarm_name, osi_alarm_callback_t callback, void *data, period_ms_t timer_expire)