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1 // Copyright 2016 The Chromium Authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 #include "content/browser/renderer_host/context_provider_factory_impl_android.h" | |
6 | |
7 #include "base/auto_reset.h" | |
8 #include "base/command_line.h" | |
9 #include "base/lazy_instance.h" | |
10 #include "base/memory/ptr_util.h" | |
11 #include "base/memory/ref_counted.h" | |
12 #include "base/memory/singleton.h" | |
13 #include "cc/output/context_provider.h" | |
14 #include "cc/output/vulkan_in_process_context_provider.h" | |
15 #include "cc/surfaces/surface_manager.h" | |
16 #include "content/browser/gpu/browser_gpu_memory_buffer_manager.h" | |
17 #include "content/browser/gpu/compositor_util.h" | |
18 #include "content/common/host_shared_bitmap_manager.h" | |
19 #include "content/public/common/content_switches.h" | |
20 #include "gpu/command_buffer/client/gles2_interface.h" | |
21 #include "gpu/command_buffer/client/gpu_memory_buffer_manager.h" | |
22 #include "gpu/ipc/client/gpu_channel_host.h" | |
23 #include "services/ui/public/cpp/gpu/context_provider_command_buffer.h" | |
24 | |
25 namespace content { | |
26 | |
27 namespace { | |
28 | |
29 ui::command_buffer_metrics::ContextType ToCommandBufferContextType( | |
30 ui::ContextProviderFactory::ContextType context_type) { | |
31 switch (context_type) { | |
32 case ui::ContextProviderFactory::ContextType:: | |
33 BLIMP_RENDER_COMPOSITOR_CONTEXT: | |
34 return ui::command_buffer_metrics::BLIMP_RENDER_COMPOSITOR_CONTEXT; | |
35 case ui::ContextProviderFactory::ContextType::BLIMP_RENDER_WORKER_CONTEXT: | |
36 return ui::command_buffer_metrics::BLIMP_RENDER_WORKER_CONTEXT; | |
37 } | |
38 NOTREACHED(); | |
39 return ui::command_buffer_metrics::CONTEXT_TYPE_UNKNOWN; | |
40 } | |
41 | |
42 ContextProviderFactoryImpl* instance = nullptr; | |
43 | |
44 } // namespace | |
45 | |
46 // static | |
47 void ContextProviderFactoryImpl::Initialize( | |
48 gpu::GpuChannelEstablishFactory* gpu_channel_factory) { | |
49 DCHECK(!instance); | |
50 instance = new ContextProviderFactoryImpl(gpu_channel_factory); | |
51 } | |
52 | |
53 void ContextProviderFactoryImpl::Terminate() { | |
54 DCHECK(instance); | |
55 delete instance; | |
56 instance = nullptr; | |
57 } | |
58 | |
59 // static | |
60 ContextProviderFactoryImpl* ContextProviderFactoryImpl::GetInstance() { | |
61 return instance; | |
62 } | |
63 | |
64 ContextProviderFactoryImpl::ContextProviderFactoryImpl( | |
65 gpu::GpuChannelEstablishFactory* gpu_channel_factory) | |
66 : gpu_channel_factory_(gpu_channel_factory), | |
67 in_handle_pending_requests_(false), | |
68 in_shutdown_(false), | |
69 next_sink_id_(1u), | |
70 weak_factory_(this) { | |
71 DCHECK(gpu_channel_factory_); | |
72 } | |
73 | |
74 ContextProviderFactoryImpl::~ContextProviderFactoryImpl() { | |
75 in_shutdown_ = true; | |
76 if (!gpu_channel_requests_.empty()) | |
77 HandlePendingRequests(nullptr, | |
78 GpuChannelHostResult::FAILURE_FACTORY_SHUTDOWN); | |
79 } | |
80 | |
81 scoped_refptr<cc::VulkanContextProvider> | |
82 ContextProviderFactoryImpl::GetSharedVulkanContextProvider() { | |
83 if (!shared_vulkan_context_provider_) | |
84 shared_vulkan_context_provider_ = | |
85 cc::VulkanInProcessContextProvider::Create(); | |
86 | |
87 return shared_vulkan_context_provider_.get(); | |
88 } | |
89 | |
90 void ContextProviderFactoryImpl::RequestGpuChannelHost( | |
91 GpuChannelHostCallback callback) { | |
92 DCHECK(!in_shutdown_) | |
93 << "The factory is shutting down, can't handle new requests"; | |
94 | |
95 gpu_channel_requests_.push(callback); | |
96 // If the channel is available, the factory will run the callback | |
97 // synchronously so we'll handle this request there. | |
98 EstablishGpuChannel(); | |
99 } | |
100 | |
101 scoped_refptr<cc::ContextProvider> | |
102 ContextProviderFactoryImpl::CreateDisplayContextProvider( | |
103 gpu::SurfaceHandle surface_handle, | |
104 gpu::SharedMemoryLimits shared_memory_limits, | |
105 gpu::gles2::ContextCreationAttribHelper attributes, | |
106 bool support_locking, | |
107 bool automatic_flushes, | |
108 scoped_refptr<gpu::GpuChannelHost> gpu_channel_host) { | |
109 DCHECK(surface_handle != gpu::kNullSurfaceHandle); | |
110 return CreateContextProviderInternal( | |
111 ui::command_buffer_metrics::DISPLAY_COMPOSITOR_ONSCREEN_CONTEXT, | |
112 surface_handle, shared_memory_limits, attributes, support_locking, | |
113 automatic_flushes, nullptr, std::move(gpu_channel_host)); | |
114 } | |
115 | |
116 scoped_refptr<cc::ContextProvider> | |
117 ContextProviderFactoryImpl::CreateOffscreenContextProvider( | |
118 ContextType context_type, | |
119 gpu::SharedMemoryLimits shared_memory_limits, | |
120 gpu::gles2::ContextCreationAttribHelper attributes, | |
121 bool support_locking, | |
122 bool automatic_flushes, | |
123 cc::ContextProvider* shared_context_provider, | |
124 scoped_refptr<gpu::GpuChannelHost> gpu_channel_host) { | |
125 return CreateContextProviderInternal( | |
126 ToCommandBufferContextType(context_type), gpu::kNullSurfaceHandle, | |
127 shared_memory_limits, attributes, support_locking, automatic_flushes, | |
128 shared_context_provider, std::move(gpu_channel_host)); | |
129 } | |
130 | |
131 cc::SurfaceManager* ContextProviderFactoryImpl::GetSurfaceManager() { | |
132 if (!surface_manager_) | |
133 surface_manager_ = base::WrapUnique(new cc::SurfaceManager); | |
134 | |
135 return surface_manager_.get(); | |
136 } | |
137 | |
138 cc::FrameSinkId ContextProviderFactoryImpl::AllocateFrameSinkId() { | |
139 // The FrameSinkId generated here must be unique with | |
140 // RenderWidgetHostViewAndroid's | |
141 // FrameSinkId allocation. | |
142 // TODO(crbug.com/685777): Centralize allocation in one place for easier | |
143 // maintenance. | |
144 return cc::FrameSinkId(0 /* client_id */, next_sink_id_++); | |
145 } | |
146 | |
147 gpu::GpuMemoryBufferManager* | |
148 ContextProviderFactoryImpl::GetGpuMemoryBufferManager() { | |
149 return BrowserGpuMemoryBufferManager::current(); | |
150 } | |
151 | |
152 scoped_refptr<cc::ContextProvider> | |
153 ContextProviderFactoryImpl::CreateContextProviderInternal( | |
154 ui::command_buffer_metrics::ContextType context_type, | |
155 gpu::SurfaceHandle surface_handle, | |
156 gpu::SharedMemoryLimits shared_memory_limits, | |
157 gpu::gles2::ContextCreationAttribHelper attributes, | |
158 bool support_locking, | |
159 bool automatic_flushes, | |
160 cc::ContextProvider* shared_context_provider, | |
161 scoped_refptr<gpu::GpuChannelHost> gpu_channel_host) { | |
162 return make_scoped_refptr(new ui::ContextProviderCommandBuffer( | |
163 std::move(gpu_channel_host), gpu::GPU_STREAM_DEFAULT, | |
164 gpu::GpuStreamPriority::NORMAL, surface_handle, | |
165 GURL(std::string("chrome://gpu/ContextProviderFactoryImpl::") + | |
166 std::string("CompositorContextProvider")), | |
167 automatic_flushes, support_locking, shared_memory_limits, attributes, | |
168 static_cast<ui::ContextProviderCommandBuffer*>(shared_context_provider), | |
169 context_type)); | |
170 } | |
171 | |
172 void ContextProviderFactoryImpl::HandlePendingRequests( | |
173 scoped_refptr<gpu::GpuChannelHost> gpu_channel_host, | |
174 GpuChannelHostResult result) { | |
175 DCHECK(!gpu_channel_requests_.empty()) | |
176 << "We don't have any pending requests?"; | |
177 DCHECK(gpu_channel_host || result != GpuChannelHostResult::SUCCESS); | |
178 | |
179 // Failure to initialize the channel could result in new requests. Handle | |
180 // them after going through the current list. | |
181 if (in_handle_pending_requests_) | |
182 return; | |
183 | |
184 { | |
185 base::AutoReset<bool> auto_reset_in_handle_requests( | |
186 &in_handle_pending_requests_, true); | |
187 | |
188 std::queue<GpuChannelHostCallback> current_gpu_channel_requests; | |
189 current_gpu_channel_requests.swap(gpu_channel_requests_); | |
190 | |
191 while (!current_gpu_channel_requests.empty()) { | |
192 current_gpu_channel_requests.front().Run(gpu_channel_host, result); | |
193 current_gpu_channel_requests.pop(); | |
194 } | |
195 } | |
196 | |
197 if (!gpu_channel_requests_.empty()) | |
198 EstablishGpuChannel(); | |
199 } | |
200 | |
201 void ContextProviderFactoryImpl::EstablishGpuChannel() { | |
202 #if defined(ADDRESS_SANITIZER) || defined(THREAD_SANITIZER) || \ | |
203 defined(SYZYASAN) || defined(CYGPROFILE_INSTRUMENTATION) | |
204 const int64_t kGpuChannelTimeoutInSeconds = 40; | |
205 #else | |
206 // The GPU watchdog timeout is 15 seconds (1.5x the kGpuTimeout value due to | |
207 // logic in GpuWatchdogThread). Make this slightly longer to give the GPU a | |
208 // chance to crash itself before crashing the browser. | |
209 const int64_t kGpuChannelTimeoutInSeconds = 20; | |
210 #endif | |
211 | |
212 // Start the timer first, if the result comes synchronously, we want it to | |
213 // stop in the callback. | |
214 establish_gpu_channel_timeout_.Start( | |
215 FROM_HERE, base::TimeDelta::FromSeconds(kGpuChannelTimeoutInSeconds), | |
216 this, &ContextProviderFactoryImpl::OnGpuChannelTimeout); | |
217 | |
218 gpu_channel_factory_->EstablishGpuChannel( | |
219 base::Bind(&ContextProviderFactoryImpl::OnGpuChannelEstablished, | |
220 weak_factory_.GetWeakPtr())); | |
221 } | |
222 | |
223 void ContextProviderFactoryImpl::OnGpuChannelEstablished( | |
224 scoped_refptr<gpu::GpuChannelHost> gpu_channel) { | |
225 establish_gpu_channel_timeout_.Stop(); | |
226 | |
227 // We can queue the Gpu Channel initialization requests multiple times as | |
228 // we get context requests. So we might have already handled any pending | |
229 // requests when this callback runs. | |
230 if (gpu_channel_requests_.empty()) | |
231 return; | |
232 | |
233 if (gpu_channel) { | |
234 HandlePendingRequests(std::move(gpu_channel), | |
235 GpuChannelHostResult::SUCCESS); | |
236 } else { | |
237 HandlePendingRequests( | |
238 nullptr, | |
239 GpuChannelHostResult::FAILURE_GPU_PROCESS_INITIALIZATION_FAILED); | |
240 } | |
241 } | |
242 | |
243 void ContextProviderFactoryImpl::OnGpuChannelTimeout() { | |
244 LOG(FATAL) << "Timed out waiting for GPU channel."; | |
245 } | |
246 | |
247 } // namespace content | |
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