example: fix example issues

1. fix `wifi_bt_ble_coex` example ble cover bt name
2. fix BluFi's network issue when enable blufi at the same time enable the class BT

components/wifi_service/blufi_config/blufi_config.c

@@ -244,8 +244,6 @@ static void wifi_ble_event_callback(esp_blufi_cb_event_t event, esp_blufi_cb_par
 #if (defined CONFIG_BT_BLE_BLUFI_ENABLE) || (defined CONFIG_BLUEDROID_ENABLED)
 esp_err_t esp_blufi_host_init(void)
 {
-    ESP_ERROR_CHECK(esp_bluedroid_init());
-    ESP_ERROR_CHECK(esp_bluedroid_enable());
     ESP_LOGI(TAG, "BD ADDR: "ESP_BD_ADDR_STR"\n", ESP_BD_ADDR_HEX(esp_bt_dev_get_address()));
     return ESP_OK;
 }
@@ -365,10 +363,6 @@ esp_wifi_setting_handle_t blufi_config_create(void *info)
         return NULL;
     });
     esp_wifi_setting_set_data(bc_setting_handle, cfg);
-    ESP_ERROR_CHECK(esp_bt_controller_mem_release(ESP_BT_MODE_CLASSIC_BT));
-    esp_bt_controller_config_t bt_cfg = BT_CONTROLLER_INIT_CONFIG_DEFAULT();
-    ESP_ERROR_CHECK(esp_bt_controller_init(&bt_cfg));
-    ESP_ERROR_CHECK(esp_bt_controller_enable(ESP_BT_MODE_BLE));
     ESP_ERROR_CHECK(esp_blufi_host_and_cb_init(&wifi_ble_callbacks));
     esp_wifi_setting_register_function(bc_setting_handle, _ble_config_start, _ble_config_stop, NULL);
     return bc_setting_handle;

examples/advanced_examples/esp_dispatcher_dueros/main/esp_dispatcher_dueros_app.c

@@ -27,13 +27,16 @@
 #include <stdlib.h>
 
 #include "sdkconfig.h"
+#include "esp_log.h"
+#include "esp_bt.h"
+#include "esp_bt_main.h"
+
 #include "esp_peripherals.h"
 #include "audio_mem.h"
 #include "audio_setup.h"
 #include "esp_dispatcher_dueros_app.h"
 #include "esp_player_wrapper.h"
 #include "duer_audio_action.h"
-#include "esp_log.h"
 
 #include "display_service.h"
 #include "dueros_service.h"
@@ -247,6 +250,39 @@ static esp_err_t input_key_service_cb(periph_service_handle_t handle, periph_ser
     return ESP_OK;
 }
 
+static esp_err_t initialize_ble_stack(void)
+{
+    esp_err_t ret = ESP_OK;
+    ESP_ERROR_CHECK(esp_bt_controller_mem_release(ESP_BT_MODE_CLASSIC_BT));
+
+    esp_bt_controller_config_t bt_cfg = BT_CONTROLLER_INIT_CONFIG_DEFAULT();
+    ret = esp_bt_controller_init(&bt_cfg);
+    if (ret) {
+        ESP_LOGE(TAG, "%s initialize bt controller failed: %s\n", __func__, esp_err_to_name(ret));
+        return ret;
+    }
+
+    ret = esp_bt_controller_enable(ESP_BT_MODE_BLE);
+    if (ret) {
+        ESP_LOGE(TAG, "%s enable bt controller failed: %s\n", __func__, esp_err_to_name(ret));
+        return ret;
+    }
+
+    ret = esp_bluedroid_init();
+    if (ret) {
+       ESP_LOGE(TAG, "%s init bluedroid failed: %s\n", __func__, esp_err_to_name(ret));
+        return ret;
+    }
+
+    ret = esp_bluedroid_enable();
+    if (ret) {
+        ESP_LOGE(TAG, "%s init bluedroid failed: %s\n", __func__, esp_err_to_name(ret));
+        return ret;
+    }
+    return ESP_OK;
+}
+
+
 void duer_app_init(void)
 {
     esp_log_level_set("*", ESP_LOG_INFO);
@@ -369,6 +405,7 @@ void duer_app_init(void)
     smart_config_info_t info = SMART_CONFIG_INFO_DEFAULT();
     h = smart_config_create(&info);
 #elif (defined CONFIG_ESP_BLUFI_PROVISIONING)
+    initialize_ble_stack();
     h = blufi_config_create(NULL);
 #endif
     esp_wifi_setting_regitster_notify_handle(h, (void *)dueros_speaker->wifi_serv);

examples/advanced_examples/wifi_bt_ble_coex/main/wifi_bt_ble_coex_example.c

@@ -195,6 +195,10 @@ static esp_err_t wifi_service_cb(periph_service_handle_t handle, periph_service_
     if (evt->type == WIFI_SERV_EVENT_CONNECTED) {
         ESP_LOGI(TAG, "WIFI_CONNECTED");
         g_wifi_connect_state = true;
+        esp_err_t set_dev_name_ret = esp_bt_dev_set_device_name(SAMPLE_DEVICE_NAME);
+        if (set_dev_name_ret) {
+            ESP_LOGE(TAG, "Set BT device name failed, error code = %x, line(%d)", set_dev_name_ret, __LINE__);
+        }
     } else if (evt->type == WIFI_SERV_EVENT_DISCONNECTED) {
         ESP_LOGI(TAG, "WIFI_DISCONNECTED");
         g_wifi_connect_state = false;
@@ -314,7 +318,7 @@ static void a2dp_sink_blufi_start(coex_handle_t *handle)
 
     esp_err_t set_dev_name_ret = esp_bt_dev_set_device_name(SAMPLE_DEVICE_NAME);
     if (set_dev_name_ret) {
-        ESP_LOGE(TAG, "set device name failed, error code = %x", set_dev_name_ret);
+        ESP_LOGE(TAG, "Set BT device name failed, error code = %x, line(%d)", set_dev_name_ret, __LINE__);
     }
     ESP_LOGI(TAG, "[4.3] Create Bluetooth peripheral");
     handle->bt_periph = bt_create_periph();

examples/korvo_du1906/main/app_player_init.c

@@ -159,6 +159,7 @@ esp_err_t app_player_init(QueueHandle_t que, audio_player_evt_callback cb, esp_p
     audio_board_handle_t board_handle = audio_board_init();
     audio_hal_ctrl_codec(board_handle->audio_hal, AUDIO_HAL_CODEC_MODE_BOTH, AUDIO_HAL_CTRL_START);
 
+    // This API must call before BluFI's network
     esp_periph_handle_t bt_periph = app_bluetooth_init(set);
 
     esp_audio_cfg_t default_cfg = DEFAULT_ESP_AUDIO_CONFIG();