Preliminary atomic patch

ui/ozone/platform/drm/gpu/hardware_display_plane_atomic.h

+// Copyright 2015 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef UI_OZONE_PLATFORM_DRM_GPU_HARDWARE_DISPLAY_PLANE_ATOMIC_H_
+#define UI_OZONE_PLATFORM_DRM_GPU_HARDWARE_DISPLAY_PLANE_ATOMIC_H_
+
+#include "ui/ozone/platform/drm/gpu/hardware_display_plane.h"
+
+#include <xf86drmMode.h>
+
+namespace ui {
+
+class DrmDevice;
+
+class HardwareDisplayPlaneAtomic : public HardwareDisplayPlane {
+ public:
+  HardwareDisplayPlaneAtomic(uint32_t plane_id, uint32_t possible_crtcs);
+  ~HardwareDisplayPlaneAtomic() override;
+
+  bool SetPlaneData(drmModePropertySet* property_set,
+                    uint32_t crtc_id,
+                    uint32_t framebuffer,
+                    const gfx::Rect& crtc_rect,
+                    const gfx::Rect& src_rect);
+
+  // HardwareDisplayPlane:
+  bool Initialize(DrmDevice* drm) override;
+
+ private:
+  struct Property {
+    Property();
+    bool Initialize(DrmDevice* drm,
+                    const char* name,
+                    const ScopedDrmObjectPropertyPtr& plane_properties);
+    uint32_t id;
+  };
+
+  Property crtc_prop_;
+  Property fb_prop_;
+  Property crtc_x_prop_;
+  Property crtc_y_prop_;
+  Property crtc_w_prop_;
+  Property crtc_h_prop_;
+  Property src_x_prop_;
+  Property src_y_prop_;
+  Property src_w_prop_;
+  Property src_h_prop_;
+};
+
+}  // namespace ui
+
+#endif  // UI_OZONE_PLATFORM_DRM_GPU_HARDWARE_DISPLAY_PLANE_ATOMIC_H_