GBM Ozone implementation

ui/gfx/ozone/dri/hardware_display_controller.h

Index: ui/gfx/ozone/dri/hardware_display_controller.h
diff --git a/ui/gfx/ozone/dri/hardware_display_controller.h b/ui/gfx/ozone/dri/hardware_display_controller.h
index cae8a6ba821f49dc4cdfd23e7f562ae9851b34a9..952834b5a8c770a1cafea24fe13d76de8d138e01 100644
--- a/ui/gfx/ozone/dri/hardware_display_controller.h
+++ b/ui/gfx/ozone/dri/hardware_display_controller.h
@@ -17,7 +17,7 @@
 
 namespace gfx {
 
-class DriSurface;
+class ScanoutSurface;
 
 // The HDCOz will handle modesettings and scannout operations for hardware
 // devices.
@@ -115,7 +115,20 @@ class GFX_EXPORT HardwareDisplayController {
                          drmModeModeInfo mode);
 
   // Associate the HDCO with a surface implementation and initialize it.
-  bool BindSurfaceToController(scoped_ptr<DriSurface> surface);
+  bool BindSurfaceToController(scoped_ptr<ScanoutSurface> surface);
+
+  // Register the framebuffer with handle |handle| with the CRTC. On successful
+  // registration an ID will be associated with it. The ID will be stored in
+  // |framebuffer_id|. The ID will be used when the HDCO will scan out the
+  // framebuffer.
+  bool AddFramebuffer(uint8_t depth,
+                      uint8_t bpp,
+                      uint32_t stride,
+                      uint32_t handle,
+                      uint32_t* framebuffer_id);
+
+  // Remove the association for the framebuffer with ID |framebuffer_id|.
+  bool RemoveFramebuffer(uint32_t framebuffer_id);
 
   // Schedules the |surface_|'s framebuffer to be displayed on the next vsync
   // event. The event will be posted on the graphics card file descriptor |fd_|
@@ -151,7 +164,7 @@ class GFX_EXPORT HardwareDisplayController {
 
   const drmModeModeInfo& get_mode() const { return mode_; };
 
-  DriSurface* get_surface() const { return surface_.get(); };
+  ScanoutSurface* get_surface() const { return surface_.get(); };
 
   uint64_t get_time_of_last_flip() const {
     return time_of_last_flip_;
@@ -178,7 +191,7 @@ class GFX_EXPORT HardwareDisplayController {
 
   State state_;
 
-  scoped_ptr<DriSurface> surface_;
+  scoped_ptr<ScanoutSurface> surface_;
 
   uint64_t time_of_last_flip_;