RenderScript HIDL HAL definition and server-side implementation.

Contains the definition and implementation of the HAL.

Bug: 34396220

Test: mm, all cts tests pass on bullhead and sailfish
Merged-In: Ic560efef34f647f441c32ba01ca29d83a3d98b69
Change-Id: Ic560efef34f647f441c32ba01ca29d83a3d98b69
diff --git a/renderscript/1.0/IDevice.hal b/renderscript/1.0/IDevice.hal
new file mode 100644
index 0000000..7b1b866
--- /dev/null
+++ b/renderscript/1.0/IDevice.hal
@@ -0,0 +1,38 @@
+/*
+ * Copyright (C) 2017 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.
+ */
+
+package android.hardware.renderscript@1.0;
+
+import android.hardware.renderscript@1.0::types;
+import IContext;
+
+interface IDevice {
+
+    /*
+     * Creates a RenderScript context.
+     *
+     * @param sdkVersion Target RS API level
+     * @param ct Context type
+     * @param flags Optional flags for this context
+     * @return context Created context
+     */
+    @entry
+    @callflow(next={"*"})
+    contextCreate(uint32_t sdkVersion, ContextType ct,
+                  bitfield<ContextFlags> flags)
+       generates (IContext context);
+
+};