ui/ozone/platform/drm/host/gpu_thread_observer.h - Issue 2459973002: Expedite discovery of primary DRM device.

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Side by Side Diff: ui/ozone/platform/drm/host/gpu_thread_observer.h

Issue 2459973002: Expedite discovery of primary DRM device. (Closed)

Patch Set: Send the first AddGraphicsDevice IPC synchronously on IO thread. Created 4 years, 1 month ago

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1 // Copyright 2014 The Chromium Authors. All rights reserved.	1 // Copyright 2014 The Chromium Authors. All rights reserved.

2 // Use of this source code is governed by a BSD-style license that can be	2 // Use of this source code is governed by a BSD-style license that can be

3 // found in the LICENSE file.	3 // found in the LICENSE file.

4	4

5 #ifndef UI_OZONE_PLATFORM_DRM_HOST_GPU_THREAD_OBSERVER_H_	5 #ifndef UI_OZONE_PLATFORM_DRM_HOST_GPU_THREAD_OBSERVER_H_

6 #define UI_OZONE_PLATFORM_DRM_HOST_GPU_THREAD_OBSERVER_H_	6 #define UI_OZONE_PLATFORM_DRM_HOST_GPU_THREAD_OBSERVER_H_

7	7

8 namespace ui {	8 namespace ui {

9	9

10 // Observes the channel state.	10 // Observes the channel state.

11 class GpuThreadObserver {	11 class GpuThreadObserver {

12 public:	12 public:

13 virtual ~GpuThreadObserver() {}	13 virtual ~GpuThreadObserver() {}

14	14

	15 // Called when the GPU process is launched.

	16 virtual void OnGpuProcessLaunched() = 0;
	dnicoara 2016/11/01 19:00:40 You'll want to document that this is called from b You'll want to document that this is called from browser IO while the rest are called from browser UI. hshi1 2016/11/01 19:31:47 Done. Show quoted text On 2016/11/01 19:00:40, dnicoara wrote: > You'll want to document that this is called from browser IO while the rest are > called from browser UI. Done.
15 // Called when a GPU thread implementation has become available.	17 // Called when a GPU thread implementation has become available.

16 virtual void OnGpuThreadReady() = 0;	18 virtual void OnGpuThreadReady() = 0;

17 // Called when the GPU thread implementation has ceased to be	19 // Called when the GPU thread implementation has ceased to be

18 // available.	20 // available.

19 virtual void OnGpuThreadRetired() = 0;	21 virtual void OnGpuThreadRetired() = 0;

20 };	22 };

21	23

22 } // namespace ui	24 } // namespace ui

23	25

24 #endif // UI_OZONE_PLATFORM_DRM_HOST_GPU_THREAD_OBSERVER_H_	26 #endif // UI_OZONE_PLATFORM_DRM_HOST_GPU_THREAD_OBSERVER_H_

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