Index: ui/ozone/platform/drm/gpu/drm_thread.h |
diff --git a/ui/ozone/platform/drm/gpu/drm_thread.h b/ui/ozone/platform/drm/gpu/drm_thread.h |
new file mode 100644 |
index 0000000000000000000000000000000000000000..361fec7daa86f772e86824dcb60d6fc5a90a88c7 |
--- /dev/null |
+++ b/ui/ozone/platform/drm/gpu/drm_thread.h |
@@ -0,0 +1,118 @@ |
+// 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_DRM_THREAD_H_ |
+#define UI_OZONE_PLATFORM_DRM_GPU_DRM_THREAD_H_ |
+ |
+#include "base/memory/scoped_ptr.h" |
+#include "base/memory/weak_ptr.h" |
+#include "base/threading/thread.h" |
+#include "ui/gfx/native_widget_types.h" |
+#include "ui/gfx/vsync_provider.h" |
+#include "ui/ozone/common/gpu/ozone_gpu_message_params.h" |
+#include "ui/ozone/public/surface_ozone_egl.h" |
+ |
+namespace base { |
+struct FileDescriptor; |
+} |
+ |
+namespace gfx { |
+class Point; |
+class Rect; |
+} |
+ |
+namespace ui { |
+ |
+class DrmDeviceManager; |
+class DrmGpuDisplayManager; |
+class DrmWindow; |
+class DrmWindowProxy; |
+class GbmBuffer; |
+class ScanoutBufferGenerator; |
+class ScreenManager; |
+ |
+struct GammaRampRGBEntry; |
+struct OverlayPlane; |
+ |
+// Holds all the DRM related state and performs all DRM related operations. |
+// |
+// The DRM thread is used to insulate DRM operations from potential blocking |
+// behaviour on the GPU main thread in order to reduce the potential for jank |
+// (for example jank in the cursor if the GPU main thread is performing heavy |
+// operations). The inverse is also true as blocking operations on the DRM |
+// thread (such as modesetting) no longer block the GPU main thread. |
+class DrmThread : public base::Thread { |
+ public: |
+ DrmThread(); |
+ ~DrmThread() override; |
+ |
+ void Start(); |
+ |
+ // Must be called on the DRM thread. |
+ void CreateBuffer(gfx::AcceleratedWidget widget, |
+ const gfx::Size& size, |
+ gfx::BufferFormat format, |
+ gfx::BufferUsage usage, |
+ scoped_refptr<GbmBuffer>* buffer); |
+ |
+ void SchedulePageFlip(gfx::AcceleratedWidget widget, |
+ const std::vector<OverlayPlane>& planes, |
+ const SwapCompletionCallback& callback); |
+ void GetVSyncParameters( |
+ gfx::AcceleratedWidget widget, |
+ const gfx::VSyncProvider::UpdateVSyncCallback& callback); |
+ |
+ void CreateWindow(gfx::AcceleratedWidget widget); |
+ void DestroyWindow(gfx::AcceleratedWidget widget); |
+ void SetWindowBounds(gfx::AcceleratedWidget widget, const gfx::Rect& bounds); |
+ void SetCursor(gfx::AcceleratedWidget widget, |
+ const std::vector<SkBitmap>& bitmaps, |
+ const gfx::Point& location, |
+ int frame_delay_ms); |
+ void MoveCursor(gfx::AcceleratedWidget widget, const gfx::Point& location); |
+ void CheckOverlayCapabilities( |
+ gfx::AcceleratedWidget widget, |
+ const std::vector<OverlayCheck_Params>& overlays, |
+ const base::Callback<void(gfx::AcceleratedWidget, |
+ const std::vector<OverlayCheck_Params>&)>& |
+ callback); |
+ void RefreshNativeDisplays( |
+ const base::Callback<void(const std::vector<DisplaySnapshot_Params>&)>& |
+ callback); |
+ void ConfigureNativeDisplay( |
+ int64_t id, |
+ const DisplayMode_Params& mode, |
+ const gfx::Point& origin, |
+ const base::Callback<void(int64_t, bool)>& callback); |
+ void DisableNativeDisplay( |
+ int64_t id, |
+ const base::Callback<void(int64_t, bool)>& callback); |
+ void TakeDisplayControl(const base::Callback<void(bool)>& callback); |
+ void RelinquishDisplayControl(const base::Callback<void(bool)>& callback); |
+ void AddGraphicsDevice(const base::FilePath& path, |
+ const base::FileDescriptor& fd); |
+ void RemoveGraphicsDevice(const base::FilePath& path); |
+ void GetHDCPState( |
+ int64_t display_id, |
+ const base::Callback<void(int64_t, bool, HDCPState)>& callback); |
+ void SetHDCPState(int64_t display_id, |
+ HDCPState state, |
+ const base::Callback<void(int64_t, bool)>& callback); |
+ void SetGammaRamp(int64_t id, const std::vector<GammaRampRGBEntry>& lut); |
+ |
+ // base::Thread: |
+ void Init() override; |
+ |
+ private: |
+ scoped_ptr<DrmDeviceManager> device_manager_; |
+ scoped_ptr<ScanoutBufferGenerator> buffer_generator_; |
+ scoped_ptr<ScreenManager> screen_manager_; |
+ scoped_ptr<DrmGpuDisplayManager> display_manager_; |
+ |
+ DISALLOW_COPY_AND_ASSIGN(DrmThread); |
+}; |
+ |
+} // namespace ui |
+ |
+#endif // UI_OZONE_PLATFORM_DRM_GPU_DRM_THREAD_H_ |