ble_mesh: Split mesh mutex into a separate file

components/bt/esp_ble_mesh/mesh_common/mesh_mutex.c

@@ -0,0 +1,183 @@
+// Copyright 2017-2020 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 "mesh_mutex.h"
+
+static bt_mesh_mutex_t alarm_lock;
+static bt_mesh_mutex_t list_lock;
+static bt_mesh_mutex_t buf_lock;
+static bt_mesh_mutex_t atomic_lock;
+
+void bt_mesh_mutex_create(bt_mesh_mutex_t *mutex)
+{
+    if (!mutex) {
+        BT_ERR("%s, Invalid mutex", __func__);
+        return;
+    }
+
+#if CONFIG_SPIRAM_USE_MALLOC
+    mutex->buffer = heap_caps_calloc(1, sizeof(StaticQueue_t), MALLOC_CAP_DEFAULT|MALLOC_CAP_SPIRAM);
+    __ASSERT(mutex->buffer, "%s, Failed to create queue buffer", __func__);
+    mutex->mutex = xSemaphoreCreateMutexStatic(mutex->buffer);
+    __ASSERT(mutex->mutex, "%s, Failed to create static mutex", __func__);
+#else
+    mutex->mutex = xSemaphoreCreateMutex();
+    __ASSERT(mutex->mutex, "%s, Failed to create mutex", __func__);
+#endif
+}
+
+void bt_mesh_mutex_free(bt_mesh_mutex_t *mutex)
+{
+    if (!mutex) {
+        BT_ERR("%s, Invalid mutex", __func__);
+        return;
+    }
+
+    if (mutex->mutex) {
+        vSemaphoreDelete(mutex->mutex);
+        mutex->mutex = NULL;
+#if CONFIG_SPIRAM_USE_MALLOC
+        heap_caps_free(mutex->buffer);
+        mutex->buffer = NULL;
+#endif
+    }
+}
+
+void bt_mesh_mutex_lock(bt_mesh_mutex_t *mutex)
+{
+    if (!mutex) {
+        BT_ERR("%s, Invalid mutex", __func__);
+        return;
+    }
+
+    if (mutex->mutex) {
+        xSemaphoreTake(mutex->mutex, portMAX_DELAY);
+    }
+}
+
+void bt_mesh_mutex_unlock(bt_mesh_mutex_t *mutex)
+{
+    if (!mutex) {
+        BT_ERR("%s, Invalid mutex", __func__);
+        return;
+    }
+
+    if (mutex->mutex) {
+        xSemaphoreGive(mutex->mutex);
+    }
+}
+
+static void bt_mesh_alarm_mutex_new(void)
+{
+    if (!alarm_lock.mutex) {
+        bt_mesh_mutex_create(&alarm_lock);
+    }
+}
+
+static void bt_mesh_alarm_mutex_free(void)
+{
+    bt_mesh_mutex_free(&alarm_lock);
+}
+
+void bt_mesh_alarm_lock(void)
+{
+    bt_mesh_mutex_lock(&alarm_lock);
+}
+
+void bt_mesh_alarm_unlock(void)
+{
+    bt_mesh_mutex_unlock(&alarm_lock);
+}
+
+static void bt_mesh_list_mutex_new(void)
+{
+    if (!list_lock.mutex) {
+        bt_mesh_mutex_create(&list_lock);
+    }
+}
+
+static void bt_mesh_list_mutex_free(void)
+{
+    bt_mesh_mutex_free(&list_lock);
+}
+
+void bt_mesh_list_lock(void)
+{
+    bt_mesh_mutex_lock(&list_lock);
+}
+
+void bt_mesh_list_unlock(void)
+{
+    bt_mesh_mutex_unlock(&list_lock);
+}
+
+static void bt_mesh_buf_mutex_new(void)
+{
+    if (!buf_lock.mutex) {
+        bt_mesh_mutex_create(&buf_lock);
+    }
+}
+
+static void bt_mesh_buf_mutex_free(void)
+{
+    bt_mesh_mutex_free(&buf_lock);
+}
+
+void bt_mesh_buf_lock(void)
+{
+    bt_mesh_mutex_lock(&buf_lock);
+}
+
+void bt_mesh_buf_unlock(void)
+{
+    bt_mesh_mutex_unlock(&buf_lock);
+}
+
+static void bt_mesh_atomic_mutex_new(void)
+{
+    if (!atomic_lock.mutex) {
+        bt_mesh_mutex_create(&atomic_lock);
+    }
+}
+
+static void bt_mesh_atomic_mutex_free(void)
+{
+    bt_mesh_mutex_free(&atomic_lock);
+}
+
+void bt_mesh_atomic_lock(void)
+{
+    bt_mesh_mutex_lock(&atomic_lock);
+}
+
+void bt_mesh_atomic_unlock(void)
+{
+    bt_mesh_mutex_unlock(&atomic_lock);
+}
+
+void bt_mesh_mutex_init(void)
+{
+    bt_mesh_alarm_mutex_new();
+    bt_mesh_list_mutex_new();
+    bt_mesh_buf_mutex_new();
+    bt_mesh_atomic_mutex_new();
+}
+
+void bt_mesh_mutex_deinit(void)
+{
+    bt_mesh_alarm_mutex_free();
+    bt_mesh_list_mutex_free();
+    bt_mesh_buf_mutex_free();
+    bt_mesh_atomic_mutex_free();
+}