upload android base code part4

android/hardware/qcom/display/msm8998/libmemtrack/memtrack_msm.c

@@ -0,0 +1,63 @@
+/*
+ * Copyright (C) 2013 The Android Open Source Project
+ *
+ * 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 <errno.h>
+
+#include <hardware/memtrack.h>
+
+#include "memtrack_msm.h"
+
+int msm_memtrack_init(const struct memtrack_module *module)
+{
+    if(!module)
+        return -1;
+    return 0;
+}
+
+int msm_memtrack_get_memory(const struct memtrack_module *module,
+                                pid_t pid,
+                                int type,
+                                struct memtrack_record *records,
+                                size_t *num_records)
+{
+    if(!module)
+        return -1;
+    if (type == MEMTRACK_TYPE_GL || type == MEMTRACK_TYPE_GRAPHICS) {
+        return kgsl_memtrack_get_memory(pid, type, records, num_records);
+    }
+
+    return -EINVAL;
+}
+
+static struct hw_module_methods_t memtrack_module_methods = {
+    .open = NULL,
+};
+
+struct memtrack_module HAL_MODULE_INFO_SYM = {
+    .common = {
+        .tag = HARDWARE_MODULE_TAG,
+        .module_api_version = MEMTRACK_MODULE_API_VERSION_0_1,
+        .hal_api_version = HARDWARE_HAL_API_VERSION,
+        .id = MEMTRACK_HARDWARE_MODULE_ID,
+        .name = "MSM Memory Tracker HAL",
+        .author = "The Android Open Source Project",
+        .methods = &memtrack_module_methods,
+    },
+
+    .init = msm_memtrack_init,
+    .getMemory = msm_memtrack_get_memory,
+};
+