drm_hwcomposer: Move importer.h to platform.h

We're going to need more platform-specific stuff, so lump it
all in the same header.

BUG=b/28117135
TEST=compiles

Change-Id: Idfe82e9a29a0bcd284a02b2e58af0e620fdc542b
Signed-off-by: Sean Paul <seanpaul@chromium.org>

1 files changed, 51 insertions, 0 deletions

diff --git a/platform.h b/platform.h
new file mode 100644
index 0000000..1fc822c
--- /dev/null
+++ b/platform.h
@@ -0,0 +1,51 @@
+/*
+ * Copyright (C) 2015 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.
+ */
+
+#ifndef ANDROID_DRM_IMPORTER_H_
+#define ANDROID_DRM_IMPORTER_H_
+
+#include "drmhwcomposer.h"
+
+#include <hardware/hardware.h>
+#include <hardware/hwcomposer.h>
+
+namespace android {
+
+class DrmResources;
+
+class Importer {
+ public:
+  virtual ~Importer() {
+  }
+
+  // Creates a platform-specific importer instance
+  static Importer *CreateInstance(DrmResources *drm);
+
+  // Imports the buffer referred to by handle into bo.
+  //
+  // Note: This can be called from a different thread than ReleaseBuffer. The
+  //       implementation is responsible for ensuring thread safety.
+  virtual int ImportBuffer(buffer_handle_t handle, hwc_drm_bo_t *bo) = 0;
+
+  // Releases the buffer object (ie: does the inverse of ImportBuffer)
+  //
+  // Note: This can be called from a different thread than ImportBuffer. The
+  //       implementation is responsible for ensuring thread safety.
+  virtual int ReleaseBuffer(hwc_drm_bo_t *bo) = 0;
+};
+}
+
+#endif