blob: 2d9e230b70c1118a1db783d953aa8377dbef1c61 [file] [log] [blame]
The Android Open Source Projectedbf3b62009-03-03 19:31:44 -08001/*
2 * Copyright (C) 2007 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17#ifndef ANDROID_SURFACE_FLINGER_H
18#define ANDROID_SURFACE_FLINGER_H
19
The Android Open Source Projectedbf3b62009-03-03 19:31:44 -080020#include <sys/types.h>
21
Mathias Agopian3f844832013-08-07 21:24:32 -070022/*
23 * NOTE: Make sure this file doesn't include anything from <gl/ > or <gl2/ >
24 */
Mathias Agopian921e6ac2012-07-23 23:11:29 -070025
Dominik Laskowski83b88212018-12-11 13:34:06 -080026#include <android-base/thread_annotations.h>
Steven Moreland2716e112018-02-23 14:57:20 -080027#include <cutils/atomic.h>
Peiyong Lin2acb7d42019-01-14 17:22:27 -080028#include <cutils/compiler.h>
29#include <gui/BufferQueue.h>
Brian Anderson0a61b0c2016-12-07 14:55:56 -080030#include <gui/FrameTimestamps.h>
Mathias Agopian90ac7992012-02-25 18:48:35 -080031#include <gui/ISurfaceComposer.h>
32#include <gui/ISurfaceComposerClient.h>
Robert Carr4cdc58f2017-08-23 14:22:20 -070033#include <gui/LayerState.h>
Dan Stozae77c7662016-05-13 11:37:28 -070034#include <gui/OccupancyTracker.h>
Mathias Agopian86303202012-07-24 22:46:10 -070035#include <hardware/hwcomposer_defs.h>
Peiyong Lin2acb7d42019-01-14 17:22:27 -080036#include <layerproto/LayerProtoHeader.h>
37#include <math/mat4.h>
Vishnu Nair35798872017-10-06 16:00:36 -070038#include <serviceutils/PriorityDumper.h>
Michael Wright28f24d02016-07-12 13:30:53 -070039#include <system/graphics.h>
Peiyong Lin2acb7d42019-01-14 17:22:27 -080040#include <ui/FenceTime.h>
41#include <ui/PixelFormat.h>
42#include <utils/Errors.h>
43#include <utils/KeyedVector.h>
44#include <utils/RefBase.h>
45#include <utils/SortedVector.h>
46#include <utils/Trace.h>
47#include <utils/threads.h>
Michael Wright28f24d02016-07-12 13:30:53 -070048
Mathias Agopian921e6ac2012-07-23 23:11:29 -070049#include "Barrier.h"
Marissa Wallebc2c052019-01-16 19:16:55 -080050#include "BufferStateLayerCache.h"
Mathias Agopian92a979a2012-08-02 18:32:23 -070051#include "DisplayDevice.h"
Peiyong Lin2acb7d42019-01-14 17:22:27 -080052#include "DisplayHardware/HWC2.h"
53#include "DisplayHardware/HWComposer.h"
54#include "Effects/Daltonizer.h"
Jamie Gennis4b0eba92013-02-05 13:30:24 -080055#include "FrameTracker.h"
Ana Krulecfefcb582018-08-07 14:22:37 -070056#include "LayerBE.h"
Yiwei Zhang7124ad32018-02-21 13:02:45 -080057#include "LayerStats.h"
Robert Carr2047fae2016-11-28 14:09:09 -080058#include "LayerVector.h"
Ana Krulecfefcb582018-08-07 14:22:37 -070059#include "Scheduler/DispSync.h"
60#include "Scheduler/EventThread.h"
61#include "Scheduler/MessageQueue.h"
Ana Krulec757f63a2019-01-25 10:46:18 -080062#include "Scheduler/PhaseOffsets.h"
Dominik Laskowskiccf37d72019-02-01 16:47:58 -080063#include "Scheduler/RefreshRateConfigs.h"
Ana Krulecb43429d2019-01-09 14:28:51 -080064#include "Scheduler/RefreshRateStats.h"
Ana Krulec98b5b242018-08-10 15:03:23 -070065#include "Scheduler/Scheduler.h"
Ana Krulecfefcb582018-08-07 14:22:37 -070066#include "Scheduler/VSyncModulator.h"
Peiyong Lin2acb7d42019-01-14 17:22:27 -080067#include "SurfaceFlingerFactory.h"
68#include "SurfaceInterceptor.h"
69#include "SurfaceTracing.h"
70#include "TransactionCompletedThread.h"
Mathias Agopian86303202012-07-24 22:46:10 -070071
Dominik Laskowski83b88212018-12-11 13:34:06 -080072#include <atomic>
73#include <cstdint>
Dominik Laskowskic2867142019-01-21 11:33:38 -080074#include <functional>
Dan Stozae77c7662016-05-13 11:37:28 -070075#include <map>
Dominik Laskowski83b88212018-12-11 13:34:06 -080076#include <memory>
Brian Anderson0a61b0c2016-12-07 14:55:56 -080077#include <mutex>
78#include <queue>
Dominik Laskowski075d3172018-05-24 15:50:06 -070079#include <set>
Dan Stozae77c7662016-05-13 11:37:28 -070080#include <string>
Steven Thomasb02664d2017-07-26 18:48:28 -070081#include <thread>
Dominik Laskowskic2867142019-01-21 11:33:38 -080082#include <type_traits>
Dominik Laskowski075d3172018-05-24 15:50:06 -070083#include <unordered_map>
Brian Anderson0a61b0c2016-12-07 14:55:56 -080084#include <utility>
Dan Stozae77c7662016-05-13 11:37:28 -070085
chaviw1d044282017-09-27 12:19:28 -070086using namespace android::surfaceflinger;
87
The Android Open Source Projectedbf3b62009-03-03 19:31:44 -080088namespace android {
89
90// ---------------------------------------------------------------------------
91
92class Client;
chaviw13fdc492017-06-27 12:40:18 -070093class ColorLayer;
Lloyd Pique144e1162017-12-20 16:44:52 -080094class DisplayEventConnection;
Jamie Gennisd1700752013-10-14 12:22:52 -070095class EventControlThread;
Lloyd Pique144e1162017-12-20 16:44:52 -080096class EventThread;
Lloyd Pique12eb4232018-01-17 11:54:43 -080097class IGraphicBufferConsumer;
98class IGraphicBufferProducer;
Robert Carr720e5062018-07-30 17:45:14 -070099class IInputFlinger;
Sahil Dhanjuc1ba5c42016-06-07 20:09:20 -0700100class InjectVSyncSource;
Lloyd Pique144e1162017-12-20 16:44:52 -0800101class Layer;
102class Surface;
David Sodman105b7dc2017-11-04 20:28:14 -0700103class SurfaceFlingerBE;
Yiwei Zhang7e666a52018-11-15 13:33:42 -0800104class TimeStats;
Lloyd Pique144e1162017-12-20 16:44:52 -0800105class VSyncSource;
David Sodmanba340492018-08-05 21:51:33 -0700106struct CompositionInfo;
Lloyd Pique144e1162017-12-20 16:44:52 -0800107
Lloyd Pique542307f2018-10-19 13:24:08 -0700108namespace compositionengine {
109class DisplaySurface;
110} // namespace compositionengine
111
Lloyd Pique0fcde1b2017-12-20 16:50:21 -0800112namespace impl {
113class EventThread;
114} // namespace impl
115
Peiyong Lin833074a2018-08-28 11:53:54 -0700116namespace renderengine {
Lloyd Pique144e1162017-12-20 16:44:52 -0800117class RenderEngine;
118}
Hendrik Wagenaar87670ff2017-02-01 12:10:46 -0800119
chaviwa76b2712017-09-20 12:02:26 -0700120typedef std::function<void(const LayerVector::Visitor&)> TraverseLayersFunction;
121
Hendrik Wagenaar87670ff2017-02-01 12:10:46 -0800122namespace dvr {
123class VrFlinger;
124} // namespace dvr
The Android Open Source Projectedbf3b62009-03-03 19:31:44 -0800125
Lloyd Pique22098362018-09-13 11:46:49 -0700126namespace surfaceflinger {
127class NativeWindowSurface;
128} // namespace surfaceflinger
129
The Android Open Source Projectedbf3b62009-03-03 19:31:44 -0800130// ---------------------------------------------------------------------------
131
The Android Open Source Projectedbf3b62009-03-03 19:31:44 -0800132enum {
Mathias Agopiane57f2922012-08-09 16:29:12 -0700133 eTransactionNeeded = 0x01,
134 eTraversalNeeded = 0x02,
135 eDisplayTransactionNeeded = 0x04,
Lloyd Piqued432a7c2018-03-23 16:05:31 -0700136 eDisplayLayerStackChanged = 0x08,
137 eTransactionMask = 0x0f,
The Android Open Source Projectedbf3b62009-03-03 19:31:44 -0800138};
139
Peiyong Lindd9b2ae2018-03-01 16:22:45 -0800140enum class DisplayColorSetting : int32_t {
141 MANAGED = 0,
142 UNMANAGED = 1,
143 ENHANCED = 2,
144};
145
David Sodman105b7dc2017-11-04 20:28:14 -0700146class SurfaceFlingerBE
147{
148public:
149 SurfaceFlingerBE();
150
David Sodmanbc815282017-11-05 18:57:52 -0800151 const std::string mHwcServiceName; // "default" for real use, something else for testing.
152
David Sodman73beded2017-11-15 11:56:06 -0800153 FenceTimeline mGlCompositionDoneTimeline;
154 FenceTimeline mDisplayTimeline;
David Sodmanbc815282017-11-05 18:57:52 -0800155
David Sodman99974d22017-11-28 12:04:33 -0800156 // protected by mCompositorTimingLock;
157 mutable std::mutex mCompositorTimingLock;
158 CompositorTiming mCompositorTiming;
Lloyd Piquefcd86612017-12-14 17:15:36 -0800159
David Sodman99974d22017-11-28 12:04:33 -0800160 // Only accessed from the main thread.
161 struct CompositePresentTime {
162 nsecs_t composite { -1 };
163 std::shared_ptr<FenceTime> display { FenceTime::NO_FENCE };
164 };
165 std::queue<CompositePresentTime> mCompositePresentTimes;
166
David Sodman4a36e932017-11-07 14:29:47 -0800167 static const size_t NUM_BUCKETS = 8; // < 1-7, 7+
168 nsecs_t mFrameBuckets[NUM_BUCKETS];
169 nsecs_t mTotalTime;
170 std::atomic<nsecs_t> mLastSwapTime;
171
David Sodmancbaf0832017-11-07 14:21:36 -0800172 // Double- vs. triple-buffering stats
173 struct BufferingStats {
174 BufferingStats()
175 : numSegments(0),
176 totalTime(0),
177 twoBufferTime(0),
178 doubleBufferedTime(0),
179 tripleBufferedTime(0) {}
180
181 size_t numSegments;
182 nsecs_t totalTime;
183
184 // "Two buffer" means that a third buffer was never used, whereas
185 // "double-buffered" means that on average the segment only used two
186 // buffers (though it may have used a third for some part of the
187 // segment)
188 nsecs_t twoBufferTime;
189 nsecs_t doubleBufferedTime;
190 nsecs_t tripleBufferedTime;
191 };
192 mutable Mutex mBufferingStatsMutex;
193 std::unordered_map<std::string, BufferingStats> mBufferingStats;
194
David Sodman105b7dc2017-11-04 20:28:14 -0700195 // The composer sequence id is a monotonically increasing integer that we
196 // use to differentiate callbacks from different hardware composer
197 // instances. Each hardware composer instance gets a different sequence id.
198 int32_t mComposerSequenceId;
David Sodmanba340492018-08-05 21:51:33 -0700199
Dominik Laskowski05275f12018-11-01 15:03:24 -0700200 std::map<wp<IBinder>, std::vector<CompositionInfo>> mCompositionInfo;
201 std::map<wp<IBinder>, std::vector<CompositionInfo>> mEndOfFrameCompositionInfo;
David Sodman105b7dc2017-11-04 20:28:14 -0700202};
203
204
Mathias Agopian4f4f0942013-08-19 17:26:18 -0700205class SurfaceFlinger : public BnSurfaceComposer,
Vishnu Nair35798872017-10-06 16:00:36 -0700206 public PriorityDumper,
Mathias Agopian921e6ac2012-07-23 23:11:29 -0700207 private IBinder::DeathRecipient,
Steven Thomasb02664d2017-07-26 18:48:28 -0700208 private HWC2::ComposerCallback
The Android Open Source Projectedbf3b62009-03-03 19:31:44 -0800209{
210public:
David Sodman105b7dc2017-11-04 20:28:14 -0700211 SurfaceFlingerBE& getBE() { return mBE; }
212 const SurfaceFlingerBE& getBE() const { return mBE; }
Fabien Sanglard0cc19382017-03-06 11:54:40 -0800213
Fabien Sanglard0cc19382017-03-06 11:54:40 -0800214 // This is the phase offset in nanoseconds of the software vsync event
215 // relative to the vsync event reported by HWComposer. The software vsync
216 // event is when SurfaceFlinger and Choreographer-based applications run each
217 // frame.
218 //
219 // This phase offset allows adjustment of the minimum latency from application
220 // wake-up time (by Choreographer) to the time at which the resulting window
221 // image is displayed. This value may be either positive (after the HW vsync)
222 // or negative (before the HW vsync). Setting it to 0 will result in a lower
223 // latency bound of two vsync periods because the app and SurfaceFlinger
224 // will run just after the HW vsync. Setting it to a positive number will
225 // result in the minimum latency being:
226 //
227 // (2 * VSYNC_PERIOD - (vsyncPhaseOffsetNs % VSYNC_PERIOD))
228 //
229 // Note that reducing this latency makes it more likely for the applications
230 // to not have their window content image ready in time. When this happens
231 // the latency will end up being an additional vsync period, and animations
232 // will hiccup. Therefore, this latency should be tuned somewhat
233 // conservatively (or at least with awareness of the trade-off being made).
234 static int64_t vsyncPhaseOffsetNs;
235 static int64_t sfVsyncPhaseOffsetNs;
236
Fabien Sanglardcbf153b2017-03-10 17:57:12 -0800237 // If fences from sync Framework are supported.
238 static bool hasSyncFramework;
239
Fabien Sanglardc45a7d92017-03-14 13:24:22 -0700240 // The offset in nanoseconds to use when DispSync timestamps present fence
241 // signaling time.
242 static int64_t dispSyncPresentTimeOffset;
243
Fabien Sanglarda34ed632017-03-14 11:43:52 -0700244 // Some hardware can do RGB->YUV conversion more efficiently in hardware
245 // controlled by HWC than in hardware controlled by the video encoder.
246 // This instruct VirtualDisplaySurface to use HWC for such conversion on
247 // GL composition.
248 static bool useHwcForRgbToYuv;
249
Fabien Sanglardc8e387e2017-03-10 10:30:28 -0800250 // Maximum dimension supported by HWC for virtual display.
251 // Equal to min(max_height, max_width).
252 static uint64_t maxVirtualDisplaySize;
253
Fabien Sanglard1971b632017-03-10 14:50:03 -0800254 // Controls the number of buffers SurfaceFlinger will allocate for use in
255 // FramebufferSurface
256 static int64_t maxFrameBufferAcquiredBuffers;
257
Peiyong Lin13effd12018-07-24 17:01:47 -0700258 // Indicate if a device has wide color gamut display. This is typically
259 // found on devices with wide color gamut (e.g. Display-P3) display.
Courtney Goeltzenleuchter5d943892017-03-22 13:46:46 -0600260 static bool hasWideColorDisplay;
261
Chia-I Wu304d9cd2018-08-27 14:38:14 -0700262 static int primaryDisplayOrientation;
263
Peiyong Lin13effd12018-07-24 17:01:47 -0700264 // Indicate if device wants color management on its display.
265 static bool useColorManagement;
266
Peiyong Linb3839ad2018-09-05 15:37:19 -0700267 static bool useContextPriority;
268
Peiyong Lin0256f722018-08-31 15:45:10 -0700269 // The data space and pixel format that SurfaceFlinger expects hardware composer
270 // to composite efficiently. Meaning under most scenarios, hardware composer
271 // will accept layers with the data space and pixel format.
Peiyong Linc6780972018-10-28 15:24:08 -0700272 static ui::Dataspace defaultCompositionDataspace;
273 static ui::PixelFormat defaultCompositionPixelFormat;
274
275 // The data space and pixel format that SurfaceFlinger expects hardware composer
276 // to composite efficiently for wide color gamut surfaces. Meaning under most scenarios,
277 // hardware composer will accept layers with the data space and pixel format.
278 static ui::Dataspace wideColorGamutCompositionDataspace;
279 static ui::PixelFormat wideColorGamutCompositionPixelFormat;
Peiyong Lin0256f722018-08-31 15:45:10 -0700280
Mathias Agopianb6df7d02013-05-09 14:53:35 -0700281 static char const* getServiceName() ANDROID_API {
Mathias Agopian921e6ac2012-07-23 23:11:29 -0700282 return "SurfaceFlinger";
283 }
The Android Open Source Projectedbf3b62009-03-03 19:31:44 -0800284
Lloyd Piqueac648ee2018-01-17 13:42:24 -0800285 struct SkipInitializationTag {};
286 static constexpr SkipInitializationTag SkipInitialization;
Lloyd Pique90c115d2018-09-18 21:39:42 -0700287 SurfaceFlinger(surfaceflinger::Factory&, SkipInitializationTag) ANDROID_API;
288 explicit SurfaceFlinger(surfaceflinger::Factory&) ANDROID_API;
The Android Open Source Projectedbf3b62009-03-03 19:31:44 -0800289
Mathias Agopian4f4f0942013-08-19 17:26:18 -0700290 // must be called before clients can connect
291 void init() ANDROID_API;
292
293 // starts SurfaceFlinger main loop in the current thread
294 void run() ANDROID_API;
295
Mathias Agopian921e6ac2012-07-23 23:11:29 -0700296 // post an asynchronous message to the main thread
Mathias Agopian3f844832013-08-07 21:24:32 -0700297 status_t postMessageAsync(const sp<MessageBase>& msg, nsecs_t reltime = 0, uint32_t flags = 0);
The Android Open Source Projectedbf3b62009-03-03 19:31:44 -0800298
Mathias Agopian921e6ac2012-07-23 23:11:29 -0700299 // post a synchronous message to the main thread
Mathias Agopian3f844832013-08-07 21:24:32 -0700300 status_t postMessageSync(const sp<MessageBase>& msg, nsecs_t reltime = 0, uint32_t flags = 0);
The Android Open Source Projectedbf3b62009-03-03 19:31:44 -0800301
Mathias Agopian921e6ac2012-07-23 23:11:29 -0700302 // force full composition on all displays
303 void repaintEverything();
Mathias Agopianbf2c6a62010-12-10 16:22:31 -0800304
Ana Krulec7d1d6832018-12-27 11:10:09 -0800305 // force full composition on all displays without resetting the scheduler idle timer.
306 void repaintEverythingForHWC();
307
Lloyd Pique90c115d2018-09-18 21:39:42 -0700308 surfaceflinger::Factory& getFactory() { return mFactory; }
309
Lloyd Pique70d91362018-10-18 16:02:55 -0700310 // The CompositionEngine encapsulates all composition related interfaces and actions.
311 compositionengine::CompositionEngine& getCompositionEngine() const;
312
Mathias Agopian921e6ac2012-07-23 23:11:29 -0700313 // returns the default Display
Dominik Laskowskidcb38bb2019-01-25 02:35:50 -0800314 sp<const DisplayDevice> getDefaultDisplayDevice() {
Stephen Kiazyk7d3dcb92017-04-05 16:46:49 -0700315 Mutex::Autolock _l(mStateLock);
316 return getDefaultDisplayDeviceLocked();
Mathias Agopian921e6ac2012-07-23 23:11:29 -0700317 }
Mathias Agopianb60314a2012-04-10 22:09:54 -0700318
Dan Stoza436ccf32018-06-21 12:10:12 -0700319 // Obtains a name from the texture pool, or, if the pool is empty, posts a
320 // synchronous message to the main thread to obtain one on the fly
321 uint32_t getNewTexture();
322
Mathias Agopian86303202012-07-24 22:46:10 -0700323 // utility function to delete a texture on the main thread
Mathias Agopian3f844832013-08-07 21:24:32 -0700324 void deleteTextureAsync(uint32_t texture);
Mathias Agopian86303202012-07-24 22:46:10 -0700325
Mathias Agopian86303202012-07-24 22:46:10 -0700326 // enable/disable h/w composer event
327 // TODO: this should be made accessible only to EventThread
Dominik Laskowskidcb38bb2019-01-25 02:35:50 -0800328 void setPrimaryVsyncEnabled(bool enabled);
Mathias Agopian86303202012-07-24 22:46:10 -0700329
Mathias Agopian921e6ac2012-07-23 23:11:29 -0700330 // called on the main thread by MessageQueue when an internal message
331 // is received
332 // TODO: this should be made accessible only to MessageQueue
333 void onMessageReceived(int32_t what);
Mathias Agopian3094df32012-06-18 18:06:45 -0700334
Mathias Agopiancb558572012-10-04 15:58:54 -0700335 // for debugging only
336 // TODO: this should be made accessible only to HWComposer
Dominik Laskowski075d3172018-05-24 15:50:06 -0700337 const Vector<sp<Layer>>& getLayerSortedByZForHwcDisplay(DisplayId displayId);
Mathias Agopiancb558572012-10-04 15:58:54 -0700338
Lloyd Piqueb97e04f2018-10-18 17:07:05 -0700339 renderengine::RenderEngine& getRenderEngine() const;
Jesse Hall29c3f352013-05-21 15:36:55 -0700340
Robert Carr0d480722017-01-10 16:42:54 -0800341 bool authenticateSurfaceTextureLocked(
342 const sp<IGraphicBufferProducer>& bufferProducer) const;
343
Robert Carr2e102c92018-10-23 12:11:15 -0700344 inline void onLayerCreated() { mNumLayers++; }
345 inline void onLayerDestroyed() { mNumLayers--; }
346
Marissa Walle2ffb422018-10-12 11:33:52 -0700347 TransactionCompletedThread& getTransactionCompletedThread() {
348 return mTransactionCompletedThread;
349 }
350
Mathias Agopian1f339ff2011-07-01 17:08:43 -0700351private:
Mathias Agopian96f08192010-06-02 23:28:45 -0700352 friend class Client;
Mathias Agopiand0566bc2011-11-17 17:49:17 -0800353 friend class DisplayEventConnection;
Lloyd Pique0fcde1b2017-12-20 16:50:21 -0800354 friend class impl::EventThread;
The Android Open Source Projectedbf3b62009-03-03 19:31:44 -0800355 friend class Layer;
David Sodman0c69cad2017-08-21 12:12:51 -0700356 friend class BufferLayer;
Marissa Wallfd668622018-05-10 10:21:13 -0700357 friend class BufferQueueLayer;
Marissa Wall61c58622018-07-18 10:12:20 -0700358 friend class BufferStateLayer;
Dan Stozab9b08832014-03-13 11:55:57 -0700359 friend class MonitoredProducer;
The Android Open Source Projectedbf3b62009-03-03 19:31:44 -0800360
Lloyd Piquef58625d2017-12-19 13:22:33 -0800361 // For unit tests
362 friend class TestableSurfaceFlinger;
363
Jamie Gennis6547ff42013-07-16 20:12:42 -0700364 // This value is specified in number of frames. Log frame stats at most
365 // every half hour.
366 enum { LOG_FRAME_STATS_PERIOD = 30*60*60 };
367
Dan Stoza7d89d062015-04-30 13:29:25 -0700368 static const size_t MAX_LAYERS = 4096;
369
Mathias Agopian921e6ac2012-07-23 23:11:29 -0700370 // We're reference counted, never destroy SurfaceFlinger directly
371 virtual ~SurfaceFlinger();
The Android Open Source Projectedbf3b62009-03-03 19:31:44 -0800372
Mathias Agopian921e6ac2012-07-23 23:11:29 -0700373 /* ------------------------------------------------------------------------
374 * Internal data structures
375 */
The Android Open Source Projectedbf3b62009-03-03 19:31:44 -0800376
Robert Carr2047fae2016-11-28 14:09:09 -0800377 class State {
The Android Open Source Projectedbf3b62009-03-03 19:31:44 -0800378 public:
chaviwfd462612018-05-31 16:11:27 -0700379 explicit State(LayerVector::StateSet set) : stateSet(set), layersSortedByZ(set) {}
Dan Stoza412903f2017-04-27 13:42:17 -0700380 State& operator=(const State& other) {
381 // We explicitly don't copy stateSet so that, e.g., mDrawingState
382 // always uses the Drawing StateSet.
383 layersSortedByZ = other.layersSortedByZ;
384 displays = other.displays;
Chia-I Wu28f320b2018-05-03 11:02:56 -0700385 colorMatrixChanged = other.colorMatrixChanged;
386 if (colorMatrixChanged) {
387 colorMatrix = other.colorMatrix;
388 }
Dan Stoza412903f2017-04-27 13:42:17 -0700389 return *this;
390 }
391
392 const LayerVector::StateSet stateSet = LayerVector::StateSet::Invalid;
Mathias Agopian92a979a2012-08-02 18:32:23 -0700393 LayerVector layersSortedByZ;
Mathias Agopiane57f2922012-08-09 16:29:12 -0700394 DefaultKeyedVector< wp<IBinder>, DisplayDeviceState> displays;
Robert Carr2047fae2016-11-28 14:09:09 -0800395
Chia-I Wu28f320b2018-05-03 11:02:56 -0700396 bool colorMatrixChanged = true;
397 mat4 colorMatrix;
398
Dan Stoza412903f2017-04-27 13:42:17 -0700399 void traverseInZOrder(const LayerVector::Visitor& visitor) const;
400 void traverseInReverseZOrder(const LayerVector::Visitor& visitor) const;
The Android Open Source Projectedbf3b62009-03-03 19:31:44 -0800401 };
402
Mathias Agopian921e6ac2012-07-23 23:11:29 -0700403 /* ------------------------------------------------------------------------
404 * IBinder interface
405 */
Peiyong Lin2acb7d42019-01-14 17:22:27 -0800406 status_t onTransact(uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags) override;
407 status_t dump(int fd, const Vector<String16>& args) override { return priorityDump(fd, args); }
Robert Carr14167e02019-02-13 13:50:55 -0800408 bool callingThreadHasUnscopedSurfaceFlingerAccess() EXCLUDES(mStateLock);
The Android Open Source Projectedbf3b62009-03-03 19:31:44 -0800409
Mathias Agopian921e6ac2012-07-23 23:11:29 -0700410 /* ------------------------------------------------------------------------
411 * ISurfaceComposer interface
412 */
Peiyong Lin2acb7d42019-01-14 17:22:27 -0800413 sp<ISurfaceComposerClient> createConnection() override;
414 sp<IBinder> createDisplay(const String8& displayName, bool secure) override;
415 void destroyDisplay(const sp<IBinder>& displayToken) override;
Dominik Laskowskidcb38bb2019-01-25 02:35:50 -0800416 std::vector<PhysicalDisplayId> getPhysicalDisplayIds() const override;
417 sp<IBinder> getPhysicalDisplayToken(PhysicalDisplayId displayId) const override;
Peiyong Lin2acb7d42019-01-14 17:22:27 -0800418 void setTransactionState(const Vector<ComposerState>& state,
419 const Vector<DisplayState>& displays, uint32_t flags,
420 const sp<IBinder>& applyToken,
Marissa Wall17b4e452018-12-26 16:32:34 -0800421 const InputWindowCommands& inputWindowCommands,
422 int64_t desiredPresentTime) override;
Peiyong Lin2acb7d42019-01-14 17:22:27 -0800423 void bootFinished() override;
424 bool authenticateSurfaceTexture(
425 const sp<IGraphicBufferProducer>& bufferProducer) const override;
426 status_t getSupportedFrameTimestamps(std::vector<FrameEvent>* outSupported) const override;
427 sp<IDisplayEventConnection> createDisplayEventConnection(
428 ISurfaceComposer::VsyncSource vsyncSource = eVsyncSourceApp) override;
429 status_t captureScreen(const sp<IBinder>& displayToken, sp<GraphicBuffer>* outBuffer,
430 const ui::Dataspace reqDataspace, const ui::PixelFormat reqPixelFormat,
431 Rect sourceCrop, uint32_t reqWidth, uint32_t reqHeight,
432 bool useIdentityTransform, ISurfaceComposer::Rotation rotation) override;
433 status_t captureLayers(const sp<IBinder>& parentHandle, sp<GraphicBuffer>* outBuffer,
434 const ui::Dataspace reqDataspace, const ui::PixelFormat reqPixelFormat,
435 const Rect& sourceCrop, float frameScale, bool childrenOnly) override;
436 status_t getDisplayStats(const sp<IBinder>& displayToken, DisplayStatInfo* stats) override;
437 status_t getDisplayConfigs(const sp<IBinder>& displayToken,
Ana Kruleca5bdd9d2019-01-29 19:00:58 -0800438 Vector<DisplayInfo>* configs) override {
439 Mutex::Autolock _l(mStateLock);
440 return getDisplayConfigsLocked(displayToken, configs);
441 }
442 status_t getDisplayConfigsLocked(const sp<IBinder>& displayToken, Vector<DisplayInfo>* configs)
443 REQUIRES(mStateLock);
Peiyong Lin2acb7d42019-01-14 17:22:27 -0800444 int getActiveConfig(const sp<IBinder>& displayToken) override;
445 status_t getDisplayColorModes(const sp<IBinder>& displayToken,
446 Vector<ui::ColorMode>* configs) override;
Daniel Solomon42d04562019-01-20 21:03:19 -0800447 status_t getDisplayNativePrimaries(const sp<IBinder>& displayToken,
448 ui::DisplayPrimaries &primaries);
Peiyong Lin2acb7d42019-01-14 17:22:27 -0800449 ui::ColorMode getActiveColorMode(const sp<IBinder>& displayToken) override;
450 status_t setActiveColorMode(const sp<IBinder>& displayToken, ui::ColorMode colorMode) override;
451 void setPowerMode(const sp<IBinder>& displayToken, int mode) override;
452 status_t setActiveConfig(const sp<IBinder>& displayToken, int id) override;
453 status_t clearAnimationFrameStats() override;
454 status_t getAnimationFrameStats(FrameStats* outStats) const override;
455 status_t getHdrCapabilities(const sp<IBinder>& displayToken,
456 HdrCapabilities* outCapabilities) const override;
457 status_t enableVSyncInjections(bool enable) override;
458 status_t injectVSync(nsecs_t when) override;
459 status_t getLayerDebugInfo(std::vector<LayerDebugInfo>* outLayers) const override;
460 status_t getColorManagement(bool* outGetColorManagement) const override;
Peiyong Linc6780972018-10-28 15:24:08 -0700461 status_t getCompositionPreference(ui::Dataspace* outDataspace, ui::PixelFormat* outPixelFormat,
462 ui::Dataspace* outWideColorGamutDataspace,
463 ui::PixelFormat* outWideColorGamutPixelFormat) const override;
Peiyong Lin2acb7d42019-01-14 17:22:27 -0800464 status_t getDisplayedContentSamplingAttributes(const sp<IBinder>& display,
465 ui::PixelFormat* outFormat,
466 ui::Dataspace* outDataspace,
467 uint8_t* outComponentMask) const override;
468 status_t setDisplayContentSamplingEnabled(const sp<IBinder>& display, bool enable,
469 uint8_t componentMask,
470 uint64_t maxFrames) const override;
471 status_t getDisplayedContentSample(const sp<IBinder>& display, uint64_t maxFrames,
472 uint64_t timestamp,
473 DisplayedFrameStats* outStats) const override;
Peiyong Lin3c2791e2019-01-14 17:05:18 -0800474 status_t getProtectedContentSupport(bool* outSupported) const override;
Peiyong Lin4f3fddf2019-01-24 17:21:24 -0800475 status_t isWideColorDisplay(const sp<IBinder>& displayToken,
476 bool* outIsWideColorDisplay) const override;
Dan Stoza84ab9372018-12-17 15:27:57 -0800477 status_t addRegionSamplingListener(const Rect& samplingArea, const sp<IBinder>& stopLayerHandle,
478 const sp<IRegionSamplingListener>& listener) override;
479 status_t removeRegionSamplingListener(const sp<IRegionSamplingListener>& listener) override;
chaviw5f21a5e2019-02-14 10:00:34 -0800480 void setInputWindowsFinished() override;
Mathias Agopian921e6ac2012-07-23 23:11:29 -0700481 /* ------------------------------------------------------------------------
482 * DeathRecipient interface
483 */
Peiyong Lin2acb7d42019-01-14 17:22:27 -0800484 void binderDied(const wp<IBinder>& who) override;
Mathias Agopian99ce5cd2012-01-31 18:24:27 -0800485
Mathias Agopian921e6ac2012-07-23 23:11:29 -0700486 /* ------------------------------------------------------------------------
Mathias Agopian4f4f0942013-08-19 17:26:18 -0700487 * RefBase interface
Mathias Agopian921e6ac2012-07-23 23:11:29 -0700488 */
Peiyong Lin2acb7d42019-01-14 17:22:27 -0800489 void onFirstRef() override;
The Android Open Source Projectedbf3b62009-03-03 19:31:44 -0800490
Mathias Agopian921e6ac2012-07-23 23:11:29 -0700491 /* ------------------------------------------------------------------------
Steven Thomasb02664d2017-07-26 18:48:28 -0700492 * HWC2::ComposerCallback / HWComposer::EventHandler interface
Mathias Agopian86303202012-07-24 22:46:10 -0700493 */
Dominik Laskowskia2edf612018-06-01 13:15:16 -0700494 void onVsyncReceived(int32_t sequenceId, hwc2_display_t hwcDisplayId,
Steven Thomasb02664d2017-07-26 18:48:28 -0700495 int64_t timestamp) override;
Dominik Laskowskia2edf612018-06-01 13:15:16 -0700496 void onHotplugReceived(int32_t sequenceId, hwc2_display_t hwcDisplayId,
Lloyd Pique715a2c12017-12-14 17:18:08 -0800497 HWC2::Connection connection) override;
Dominik Laskowskia2edf612018-06-01 13:15:16 -0700498 void onRefreshReceived(int32_t sequenceId, hwc2_display_t hwcDisplayId) override;
Mathias Agopian86303202012-07-24 22:46:10 -0700499
500 /* ------------------------------------------------------------------------
Mathias Agopian921e6ac2012-07-23 23:11:29 -0700501 * Message handling
502 */
503 void waitForEvent();
Steven Thomas6d8110b2017-08-31 18:24:21 -0700504 // Can only be called from the main thread or with mStateLock held
Mathias Agopian921e6ac2012-07-23 23:11:29 -0700505 void signalTransaction();
Steven Thomas6d8110b2017-08-31 18:24:21 -0700506 // Can only be called from the main thread or with mStateLock held
Mathias Agopian921e6ac2012-07-23 23:11:29 -0700507 void signalLayerUpdate();
508 void signalRefresh();
The Android Open Source Projectedbf3b62009-03-03 19:31:44 -0800509
Andy McFadden13a082e2012-08-24 10:16:42 -0700510 // called on the main thread in response to initializeDisplays()
Dominik Laskowski83b88212018-12-11 13:34:06 -0800511 void onInitializeDisplays() REQUIRES(mStateLock);
Ana Kruleca5bdd9d2019-01-29 19:00:58 -0800512 // Sets the desired active config bit. It obtains the lock, and sets mDesiredActiveConfig.
513 void setDesiredActiveConfig(const sp<IBinder>& displayToken, int mode) REQUIRES(mStateLock);
Ana Kruleca5bdd9d2019-01-29 19:00:58 -0800514 // Once HWC has returned the present fence, this sets the active config and a new refresh
515 // rate in SF. It also triggers HWC vsync.
516 void setActiveConfigInternal() REQUIRES(mStateLock);
517 // Active config is updated on INVALIDATE call in a state machine-like manner. When the
Ady Abrahamb838aed2019-02-12 15:30:16 -0800518 // desired config was set, HWC needs to update the panel on the next refresh, and when
Ana Kruleca5bdd9d2019-01-29 19:00:58 -0800519 // we receive the fence back, we know that the process was complete. It returns whether
Ady Abrahamb838aed2019-02-12 15:30:16 -0800520 // we need to wait for the next invalidate
521 bool performSetActiveConfig();
Prashant Malani2c9b11f2014-05-25 01:36:31 -0700522 // called on the main thread in response to setPowerMode()
Dominik Laskowski83b88212018-12-11 13:34:06 -0800523 void setPowerModeInternal(const sp<DisplayDevice>& display, int mode) REQUIRES(mStateLock);
The Android Open Source Projectedbf3b62009-03-03 19:31:44 -0800524
Dan Stoza6b9454d2014-11-07 16:00:59 -0800525 // Returns whether the transaction actually modified any state
526 bool handleMessageTransaction();
527
528 // Returns whether a new buffer has been latched (see handlePageFlip())
529 bool handleMessageInvalidate();
530
Mathias Agopian921e6ac2012-07-23 23:11:29 -0700531 void handleMessageRefresh();
Mathias Agopian4fec8732012-06-29 14:12:52 -0700532
Mathias Agopian87baae12012-07-31 12:38:26 -0700533 void handleTransaction(uint32_t transactionFlags);
Vishnu Nairfa5f8df2019-02-13 17:02:51 -0800534 void handleTransactionLocked(uint32_t transactionFlags) REQUIRES(mStateLock);
The Android Open Source Projectedbf3b62009-03-03 19:31:44 -0800535
Vishnu Nair6194e2e2019-02-06 12:58:39 -0800536 void updateInputFlinger();
537 void updateInputWindowInfo();
Vishnu Nairfa5f8df2019-02-13 17:02:51 -0800538 void commitInputWindowCommands() REQUIRES(mStateLock);
chaviwfbe5d9c2018-12-26 12:23:37 -0800539 void executeInputWindowCommands();
Riley Andrews03414a12014-07-01 14:22:59 -0700540 void updateCursorAsync();
541
Dan Stoza6b9454d2014-11-07 16:00:59 -0800542 /* handlePageFlip - latch a new buffer if available and compute the dirty
543 * region. Returns whether a new buffer has been latched, i.e., whether it
544 * is necessary to perform a refresh during this vsync.
Mathias Agopian921e6ac2012-07-23 23:11:29 -0700545 */
Dan Stoza6b9454d2014-11-07 16:00:59 -0800546 bool handlePageFlip();
The Android Open Source Projectedbf3b62009-03-03 19:31:44 -0800547
Mathias Agopian921e6ac2012-07-23 23:11:29 -0700548 /* ------------------------------------------------------------------------
549 * Transactions
550 */
Marissa Wall713b63f2018-10-17 15:42:43 -0700551 void applyTransactionState(const Vector<ComposerState>& state,
chaviw273171b2018-12-26 11:46:30 -0800552 const Vector<DisplayState>& displays, uint32_t flags,
Robert Carr14167e02019-02-13 13:50:55 -0800553 const InputWindowCommands& inputWindowCommands,
554 bool privileged) REQUIRES(mStateLock);
Marissa Wall713b63f2018-10-17 15:42:43 -0700555 bool flushTransactionQueues();
Mathias Agopian921e6ac2012-07-23 23:11:29 -0700556 uint32_t getTransactionFlags(uint32_t flags);
Fabien Sanglardc8251eb2016-12-07 13:59:48 -0800557 uint32_t peekTransactionFlags();
Steven Thomas6d8110b2017-08-31 18:24:21 -0700558 // Can only be called from the main thread or with mStateLock held
Mathias Agopian921e6ac2012-07-23 23:11:29 -0700559 uint32_t setTransactionFlags(uint32_t flags);
Ana Krulec7ecce8c2018-10-12 13:44:41 -0700560 uint32_t setTransactionFlags(uint32_t flags, Scheduler::TransactionStart transactionStart);
chaviw61626f22018-11-15 16:26:27 -0800561 void latchAndReleaseBuffer(const sp<Layer>& layer);
Mathias Agopian921e6ac2012-07-23 23:11:29 -0700562 void commitTransaction();
chaviwca27f252018-02-06 16:46:39 -0800563 bool containsAnyInvalidClientState(const Vector<ComposerState>& states);
Marissa Wall17b4e452018-12-26 16:32:34 -0800564 bool transactionIsReadyToBeApplied(int64_t desiredPresentTime,
565 const Vector<ComposerState>& states);
Robert Carr14167e02019-02-13 13:50:55 -0800566 uint32_t setClientStateLocked(const ComposerState& composerState, bool privileged);
Mathias Agopiane57f2922012-08-09 16:29:12 -0700567 uint32_t setDisplayStateLocked(const DisplayState& s);
Vishnu Nairfa5f8df2019-02-13 17:02:51 -0800568 uint32_t addInputWindowCommands(const InputWindowCommands& inputWindowCommands)
569 REQUIRES(mStateLock);
The Android Open Source Projectedbf3b62009-03-03 19:31:44 -0800570
Mathias Agopian921e6ac2012-07-23 23:11:29 -0700571 /* ------------------------------------------------------------------------
572 * Layer management
573 */
Evan Rosky1f6d6d52018-12-06 10:47:26 -0800574 status_t createLayer(const String8& name, const sp<Client>& client, uint32_t w, uint32_t h,
575 PixelFormat format, uint32_t flags, LayerMetadata metadata,
576 sp<IBinder>* handle, sp<IGraphicBufferProducer>* gbp, sp<Layer>* parent);
The Android Open Source Projectedbf3b62009-03-03 19:31:44 -0800577
Marissa Wallfd668622018-05-10 10:21:13 -0700578 status_t createBufferQueueLayer(const sp<Client>& client, const String8& name, uint32_t w,
579 uint32_t h, uint32_t flags, PixelFormat& format,
580 sp<IBinder>* outHandle, sp<IGraphicBufferProducer>* outGbp,
581 sp<Layer>* outLayer);
The Android Open Source Projectedbf3b62009-03-03 19:31:44 -0800582
Marissa Wall61c58622018-07-18 10:12:20 -0700583 status_t createBufferStateLayer(const sp<Client>& client, const String8& name, uint32_t w,
584 uint32_t h, uint32_t flags, sp<IBinder>* outHandle,
585 sp<Layer>* outLayer);
586
chaviw13fdc492017-06-27 12:40:18 -0700587 status_t createColorLayer(const sp<Client>& client, const String8& name,
Mathias Agopian4d9b8222013-03-12 17:11:48 -0700588 uint32_t w, uint32_t h, uint32_t flags, sp<IBinder>* outHandle,
David Sodman0c69cad2017-08-21 12:12:51 -0700589 sp<Layer>* outLayer);
Mathias Agopian74c40c02010-09-29 13:02:36 -0700590
Robert Carr6b3f6c52018-08-13 13:05:17 -0700591 status_t createContainerLayer(const sp<Client>& client, const String8& name,
592 uint32_t w, uint32_t h, uint32_t flags, sp<IBinder>* outHandle,
593 sp<Layer>* outLayer);
594
Cody Northropbc755282017-03-31 12:00:08 -0600595 String8 getUniqueLayerName(const String8& name);
596
Rob Carr4bba3702018-10-08 21:53:30 +0000597 // called when all clients have released all their references to
598 // this layer meaning it is entirely safe to destroy all
599 // resources associated to this layer.
Robert Carr695d5282018-12-18 15:27:58 -0800600 void onHandleDestroyed(sp<Layer>& layer);
Robert Carr6fb1a7e2018-12-11 12:07:25 -0800601 void markLayerPendingRemovalLocked(const sp<Layer>& layer);
Mathias Agopiana4912602012-07-12 14:25:33 -0700602
Mathias Agopian921e6ac2012-07-23 23:11:29 -0700603 // add a layer to SurfaceFlinger
Dan Stoza7d89d062015-04-30 13:29:25 -0700604 status_t addClientLayer(const sp<Client>& client,
Mathias Agopian67106042013-03-14 19:18:13 -0700605 const sp<IBinder>& handle,
606 const sp<IGraphicBufferProducer>& gbc,
Robert Carr1f0a16a2016-10-24 16:27:39 -0700607 const sp<Layer>& lbc,
Robert Carrb89ea9d2018-12-10 13:01:14 -0800608 const sp<Layer>& parent,
609 bool addToCurrentState);
Mathias Agopianf1d8e872009-04-20 19:39:12 -0700610
Vishnu Nair4351ad52019-02-11 14:13:02 -0800611 // Traverse through all the layers and compute and cache its bounds.
612 void computeLayerBounds();
613
Mathias Agopian921e6ac2012-07-23 23:11:29 -0700614 /* ------------------------------------------------------------------------
615 * Boot animation, on/off animations and screen capture
616 */
Mathias Agopianbb641242010-05-18 17:06:55 -0700617
Mathias Agopian921e6ac2012-07-23 23:11:29 -0700618 void startBootAnim();
Mathias Agopian96f08192010-06-02 23:28:45 -0700619
chaviwa76b2712017-09-20 12:02:26 -0700620 void renderScreenImplLocked(const RenderArea& renderArea, TraverseLayersFunction traverseLayers,
Alec Mourie7d1d4a2019-02-05 01:13:46 +0000621 ANativeWindowBuffer* buffer, bool useIdentityTransform,
622 int* outSyncFd);
chaviwa76b2712017-09-20 12:02:26 -0700623 status_t captureScreenCommon(RenderArea& renderArea, TraverseLayersFunction traverseLayers,
Peiyong Lin0e003c92018-09-17 11:09:51 -0700624 sp<GraphicBuffer>* outBuffer, const ui::PixelFormat reqPixelFormat,
chaviwa76b2712017-09-20 12:02:26 -0700625 bool useIdentityTransform);
chaviwa76b2712017-09-20 12:02:26 -0700626 status_t captureScreenImplLocked(const RenderArea& renderArea,
627 TraverseLayersFunction traverseLayers,
628 ANativeWindowBuffer* buffer, bool useIdentityTransform,
Robert Carr03480e22018-01-04 16:02:06 -0800629 bool forSystem, int* outSyncFd);
chaviw0e3479f2018-09-10 16:49:30 -0700630 void traverseLayersInDisplay(const sp<const DisplayDevice>& display,
631 const LayerVector::Visitor& visitor);
Mathias Agopianabe815d2013-03-19 22:22:21 -0700632
Lloyd Pique90c115d2018-09-18 21:39:42 -0700633 sp<StartPropertySetThread> mStartPropertySetThread;
Wei Wangb254fa32017-01-31 17:43:23 -0800634
Mathias Agopian921e6ac2012-07-23 23:11:29 -0700635 /* ------------------------------------------------------------------------
Romain Guy11d63f42017-07-20 12:47:14 -0700636 * Properties
637 */
638 void readPersistentProperties();
639
640 /* ------------------------------------------------------------------------
Mathias Agopian921e6ac2012-07-23 23:11:29 -0700641 * EGL
642 */
Mathias Agopian875d8e12013-06-07 15:35:48 -0700643 size_t getMaxTextureSize() const;
644 size_t getMaxViewportDims() const;
Mathias Agopiana4912602012-07-12 14:25:33 -0700645
Mathias Agopian921e6ac2012-07-23 23:11:29 -0700646 /* ------------------------------------------------------------------------
Mathias Agopian87baae12012-07-31 12:38:26 -0700647 * Display and layer stack management
Mathias Agopian921e6ac2012-07-23 23:11:29 -0700648 */
Andy McFadden13a082e2012-08-24 10:16:42 -0700649 // called when starting, or restarting after system_server death
650 void initializeDisplays();
651
Dominik Laskowskieecd6592018-05-29 10:25:41 -0700652 sp<const DisplayDevice> getDisplayDevice(const wp<IBinder>& displayToken) const {
653 Mutex::Autolock _l(mStateLock);
654 return getDisplayDeviceLocked(displayToken);
Stephen Kiazyk7d3dcb92017-04-05 16:46:49 -0700655 }
656
Dominik Laskowskieecd6592018-05-29 10:25:41 -0700657 sp<DisplayDevice> getDisplayDevice(const wp<IBinder>& displayToken) {
658 Mutex::Autolock _l(mStateLock);
659 return getDisplayDeviceLocked(displayToken);
Stephen Kiazyk7d3dcb92017-04-05 16:46:49 -0700660 }
661
662 // NOTE: can only be called from the main thread or with mStateLock held
Dominik Laskowskieecd6592018-05-29 10:25:41 -0700663 sp<const DisplayDevice> getDisplayDeviceLocked(const wp<IBinder>& displayToken) const {
664 return const_cast<SurfaceFlinger*>(this)->getDisplayDeviceLocked(displayToken);
Mathias Agopian92a979a2012-08-02 18:32:23 -0700665 }
Mathias Agopiandb9b41f2012-10-15 16:51:41 -0700666
667 // NOTE: can only be called from the main thread or with mStateLock held
Dominik Laskowskieecd6592018-05-29 10:25:41 -0700668 sp<DisplayDevice> getDisplayDeviceLocked(const wp<IBinder>& displayToken) {
Dominik Laskowski9fae1022018-05-29 13:17:40 -0700669 const auto it = mDisplays.find(displayToken);
670 return it == mDisplays.end() ? nullptr : it->second;
Mathias Agopian921e6ac2012-07-23 23:11:29 -0700671 }
Mathias Agopian99b49842011-06-27 16:05:52 -0700672
Stephen Kiazyk7d3dcb92017-04-05 16:46:49 -0700673 sp<const DisplayDevice> getDefaultDisplayDeviceLocked() const {
Dominik Laskowskieecd6592018-05-29 10:25:41 -0700674 return const_cast<SurfaceFlinger*>(this)->getDefaultDisplayDeviceLocked();
Stephen Kiazyk7d3dcb92017-04-05 16:46:49 -0700675 }
676
Dominik Laskowskieecd6592018-05-29 10:25:41 -0700677 sp<DisplayDevice> getDefaultDisplayDeviceLocked() {
Dominik Laskowskidcb38bb2019-01-25 02:35:50 -0800678 if (const auto token = getInternalDisplayTokenLocked()) {
Dominik Laskowski075d3172018-05-24 15:50:06 -0700679 return getDisplayDeviceLocked(token);
680 }
681 return nullptr;
Michael Wright28f24d02016-07-12 13:30:53 -0700682 }
683
Mathias Agopian87baae12012-07-31 12:38:26 -0700684 // mark a region of a layer stack dirty. this updates the dirty
685 // region of all screens presenting this layer stack.
Chia-I Wuab0c3192017-08-01 11:29:00 -0700686 void invalidateLayerStack(const sp<const Layer>& layer, const Region& dirty);
Mathias Agopian87baae12012-07-31 12:38:26 -0700687
Daniel Solomon42d04562019-01-20 21:03:19 -0800688 // Initialize structures containing information about the internal
689 // display's native color coordinates using default data
690 void initDefaultDisplayNativePrimaries();
691
Mathias Agopian921e6ac2012-07-23 23:11:29 -0700692 /* ------------------------------------------------------------------------
Mathias Agopian86303202012-07-24 22:46:10 -0700693 * H/W composer
694 */
695
Lloyd Pique441d5042018-10-18 16:49:51 -0700696 // The current hardware composer interface.
697 //
698 // The following thread safety rules apply when accessing mHwc, either
699 // directly or via getHwComposer():
700 //
701 // 1. When recreating mHwc, acquire mStateLock. We currently recreate mHwc
702 // only when switching into and out of vr. Recreating mHwc must only be
703 // done on the main thread.
704 //
705 // 2. When accessing mHwc on the main thread, it's not necessary to acquire
706 // mStateLock.
707 //
708 // 3. When accessing mHwc on a thread other than the main thread, we always
709 // need to acquire mStateLock. This is because the main thread could be
710 // in the process of destroying the current mHwc instance.
711 //
712 // The above thread safety rules only apply to SurfaceFlinger.cpp. In
713 // SurfaceFlinger_hwc1.cpp we create mHwc at surface flinger init and never
714 // destroy it, so it's always safe to access mHwc from any thread without
715 // acquiring mStateLock.
716 HWComposer& getHwComposer() const;
Mathias Agopian86303202012-07-24 22:46:10 -0700717
Mathias Agopian888c8222012-08-04 21:10:38 -0700718 /* ------------------------------------------------------------------------
Mathias Agopian921e6ac2012-07-23 23:11:29 -0700719 * Compositing
720 */
721 void invalidateHwcGeometry();
Dominik Laskowskieecd6592018-05-29 10:25:41 -0700722 void computeVisibleRegions(const sp<const DisplayDevice>& display, Region& dirtyRegion,
723 Region& opaqueRegion);
Mathias Agopiancd60f992012-08-16 16:28:27 -0700724
David Sodman2b406362017-12-15 13:33:47 -0800725 void preComposition();
726 void postComposition();
Dominik Laskowskif654d572018-12-20 11:03:06 -0800727 void getCompositorTiming(CompositorTiming* compositorTiming);
Ana Krulece588e312018-09-18 12:32:24 -0700728 void updateCompositorTiming(const DisplayStatInfo& stats, nsecs_t compositeTime,
729 std::shared_ptr<FenceTime>& presentFenceTime);
730 void setCompositorTimingSnapped(const DisplayStatInfo& stats,
731 nsecs_t compositeToPresentLatency);
Mathias Agopiancd60f992012-08-16 16:28:27 -0700732 void rebuildLayerStacks();
Courtney Goeltzenleuchter5d943892017-03-22 13:46:46 -0600733
Dominik Laskowskieecd6592018-05-29 10:25:41 -0700734 ui::Dataspace getBestDataspace(const sp<const DisplayDevice>& display,
Peiyong Lin136fbbc2018-04-17 15:09:44 -0700735 ui::Dataspace* outHdrDataSpace) const;
736
737 // Returns the appropriate ColorMode, Dataspace and RenderIntent for the
738 // DisplayDevice. The function only returns the supported ColorMode,
739 // Dataspace and RenderIntent.
Dominik Laskowskieecd6592018-05-29 10:25:41 -0700740 void pickColorMode(const sp<DisplayDevice>& display, ui::ColorMode* outMode,
741 ui::Dataspace* outDataSpace, ui::RenderIntent* outRenderIntent) const;
Romain Guy0147a172017-06-01 13:53:56 -0700742
David Sodman79bba0e2018-08-05 18:07:49 -0700743 void calculateWorkingSet();
David Sodman2b406362017-12-15 13:33:47 -0800744 /*
745 * beginFrame - This function handles any pre-frame processing that needs to be
746 * prior to any CompositionInfo handling and is not dependent on data in
747 * CompositionInfo
748 */
David Sodmanfa9b2af2017-12-24 13:28:59 -0800749 void beginFrame(const sp<DisplayDevice>& display);
David Sodman2b406362017-12-15 13:33:47 -0800750 /* prepareFrame - This function will call into the DisplayDevice to prepare a
751 * frame after CompositionInfo has been programmed. This provides a mechanism
752 * to prepare the hardware composer
753 */
David Sodmanfa9b2af2017-12-24 13:28:59 -0800754 void prepareFrame(const sp<DisplayDevice>& display);
755 void doComposition(const sp<DisplayDevice>& display, bool repainEverything);
756 void doDebugFlashRegions(const sp<DisplayDevice>& display, bool repaintEverything);
Adrian Roos1e1a1282017-11-01 19:05:31 +0100757 void doTracing(const char* where);
Yiwei Zhang7124ad32018-02-21 13:02:45 -0800758 void logLayerStats();
Alec Mouri0a9c7b82018-11-16 13:05:25 -0800759 void doDisplayComposition(const sp<DisplayDevice>& display, const Region& dirtyRegion);
Michael Lentine3f121fc2014-10-01 11:17:28 -0700760
Alec Mourie7d1d4a2019-02-05 01:13:46 +0000761 // This fails if using GL and the surface has been destroyed. readyFence
762 // will be populated if using GL and native fence sync is supported, to
763 // signal when drawing has completed.
764 bool doComposeSurfaces(const sp<DisplayDevice>& display, const Region& debugRegionm,
765 base::unique_fd* readyFence);
Mathias Agopiancd60f992012-08-16 16:28:27 -0700766
David Sodmanfa9b2af2017-12-24 13:28:59 -0800767 void postFramebuffer(const sp<DisplayDevice>& display);
768 void postFrame();
Chia-I Wu28e3a252018-09-07 12:05:02 -0700769 void drawWormhole(const Region& region) const;
Mathias Agopian4da75192010-08-10 17:19:56 -0700770
Mathias Agopian921e6ac2012-07-23 23:11:29 -0700771 /* ------------------------------------------------------------------------
Jamie Gennis0bceb842012-08-23 20:19:38 -0700772 * Display management
773 */
Lloyd Pique542307f2018-10-19 13:24:08 -0700774 sp<DisplayDevice> setupNewDisplayDeviceInternal(
775 const wp<IBinder>& displayToken, const std::optional<DisplayId>& displayId,
776 const DisplayDeviceState& state,
777 const sp<compositionengine::DisplaySurface>& dispSurface,
778 const sp<IGraphicBufferProducer>& producer);
Lloyd Pique347200f2017-12-14 17:00:15 -0800779 void processDisplayChangesLocked();
Lloyd Piqueba04e622017-12-14 17:11:26 -0800780 void processDisplayHotplugEventsLocked();
Mathias Agopian3ee454a2012-08-27 16:28:24 -0700781
Dominik Laskowskidcb38bb2019-01-25 02:35:50 -0800782 void dispatchDisplayHotplugEvent(PhysicalDisplayId displayId, bool connected);
Dominik Laskowski1eba0202019-01-24 09:14:40 -0800783
Jamie Gennisfaf77cc2013-07-30 15:10:32 -0700784 /* ------------------------------------------------------------------------
785 * VSync
786 */
Dominik Laskowski83b88212018-12-11 13:34:06 -0800787 nsecs_t getVsyncPeriod() const REQUIRES(mStateLock);
Robert Carr1f0a16a2016-10-24 16:27:39 -0700788
Dominik Laskowskiccf37d72019-02-01 16:47:58 -0800789 // Sets the refresh rate by switching active configs, if they are available for
Ana Krulec7d1d6832018-12-27 11:10:09 -0800790 // the desired refresh rate.
Dominik Laskowskiccf37d72019-02-01 16:47:58 -0800791 void setRefreshRateTo(scheduler::RefreshRateConfigs::RefreshRateType) REQUIRES(mStateLock);
Jamie Gennis0bceb842012-08-23 20:19:38 -0700792
Dominik Laskowskic2867142019-01-21 11:33:38 -0800793 /*
794 * Display identification
Mathias Agopian921e6ac2012-07-23 23:11:29 -0700795 */
Dominik Laskowskidcb38bb2019-01-25 02:35:50 -0800796 sp<IBinder> getPhysicalDisplayTokenLocked(DisplayId displayId) const {
Dominik Laskowski075d3172018-05-24 15:50:06 -0700797 const auto it = mPhysicalDisplayTokens.find(displayId);
798 return it != mPhysicalDisplayTokens.end() ? it->second : nullptr;
799 }
800
Dominik Laskowskidcb38bb2019-01-25 02:35:50 -0800801 std::optional<DisplayId> getPhysicalDisplayIdLocked(const sp<IBinder>& displayToken) const {
Dominik Laskowski075d3172018-05-24 15:50:06 -0700802 for (const auto& [id, token] : mPhysicalDisplayTokens) {
803 if (token == displayToken) {
804 return id;
805 }
806 }
807 return {};
808 }
809
810 // TODO(b/74619554): Remove special cases for primary display.
Dominik Laskowskidcb38bb2019-01-25 02:35:50 -0800811 sp<IBinder> getInternalDisplayTokenLocked() const {
812 const auto displayId = getInternalDisplayIdLocked();
813 return displayId ? getPhysicalDisplayTokenLocked(*displayId) : nullptr;
Dominik Laskowski075d3172018-05-24 15:50:06 -0700814 }
815
Dominik Laskowskidcb38bb2019-01-25 02:35:50 -0800816 std::optional<DisplayId> getInternalDisplayIdLocked() const {
Dominik Laskowski075d3172018-05-24 15:50:06 -0700817 const auto hwcDisplayId = getHwComposer().getInternalHwcDisplayId();
818 return hwcDisplayId ? getHwComposer().toPhysicalDisplayId(*hwcDisplayId) : std::nullopt;
819 }
820
Dominik Laskowskic2867142019-01-21 11:33:38 -0800821 /*
822 * Debugging & dumpsys
823 */
Dominik Laskowskic2867142019-01-21 11:33:38 -0800824 using DumpArgs = Vector<String16>;
825 using Dumper = std::function<void(const DumpArgs&, bool asProto, std::string&)>;
826
827 template <typename F, std::enable_if_t<!std::is_member_function_pointer_v<F>>* = nullptr>
828 static Dumper dumper(F&& dump) {
829 using namespace std::placeholders;
830 return std::bind(std::forward<F>(dump), _3);
831 }
832
833 template <typename F, std::enable_if_t<std::is_member_function_pointer_v<F>>* = nullptr>
834 Dumper dumper(F dump) {
835 using namespace std::placeholders;
836 return std::bind(dump, this, _3);
837 }
838
839 template <typename F>
840 Dumper argsDumper(F dump) {
841 using namespace std::placeholders;
842 return std::bind(dump, this, _1, _3);
843 }
844
845 template <typename F>
846 Dumper protoDumper(F dump) {
847 using namespace std::placeholders;
848 return std::bind(dump, this, _1, _2, _3);
849 }
850
851 void dumpAllLocked(const DumpArgs& args, std::string& result) const REQUIRES(mStateLock);
852
853 void appendSfConfigString(std::string& result) const;
854 void listLayersLocked(std::string& result) const;
855 void dumpStatsLocked(const DumpArgs& args, std::string& result) const REQUIRES(mStateLock);
856 void clearStatsLocked(const DumpArgs& args, std::string& result);
857 void dumpTimeStats(const DumpArgs& args, bool asProto, std::string& result) const;
Jamie Gennis6547ff42013-07-16 20:12:42 -0700858 void logFrameStats();
859
Dominik Laskowskid9e4de62019-01-21 14:23:01 -0800860 void dumpVSync(std::string& result) const REQUIRES(mStateLock);
Yiwei Zhang5434a782018-12-05 18:06:32 -0800861 void dumpStaticScreenStats(std::string& result) const;
Brian Andersond6927fb2016-07-23 23:37:30 -0700862 // Not const because each Layer needs to query Fences and cache timestamps.
Yiwei Zhang5434a782018-12-05 18:06:32 -0800863 void dumpFrameEventsLocked(std::string& result);
Dan Stozab90cf072015-03-05 11:05:59 -0800864
Dan Stozae77c7662016-05-13 11:37:28 -0700865 void recordBufferingStats(const char* layerName,
866 std::vector<OccupancyTracker::Segment>&& history);
Yiwei Zhang5434a782018-12-05 18:06:32 -0800867 void dumpBufferingStats(std::string& result) const;
868 void dumpDisplayIdentificationData(std::string& result) const;
869 void dumpWideColorInfo(std::string& result) const;
Jorim Jaggi8e0af362017-11-14 16:28:28 +0100870 LayersProto dumpProtoInfo(LayerVector::StateSet stateSet) const;
Lloyd Pique37c2c9b2018-12-04 17:25:10 -0800871 LayersProto dumpVisibleLayersProtoInfo(const sp<DisplayDevice>& display) const;
Dan Stozae77c7662016-05-13 11:37:28 -0700872
Fabien Sanglard63a5fcd2016-12-29 15:13:07 -0800873 bool isLayerTripleBufferingDisabled() const {
874 return this->mLayerTripleBufferingDisabled;
875 }
Dominik Laskowskic2867142019-01-21 11:33:38 -0800876
877 status_t doDump(int fd, const DumpArgs& args, bool asProto);
878
879 status_t dumpCritical(int fd, const DumpArgs&, bool asProto) override {
880 return doDump(fd, DumpArgs(), asProto);
881 }
882
883 status_t dumpAll(int fd, const DumpArgs& args, bool asProto) override {
884 return doDump(fd, args, asProto);
885 }
Hendrik Wagenaar87670ff2017-02-01 12:10:46 -0800886
Hendrik Wagenaar87670ff2017-02-01 12:10:46 -0800887 /* ------------------------------------------------------------------------
888 * VrFlinger
889 */
Steven Thomasb02664d2017-07-26 18:48:28 -0700890 void resetDisplayState();
Hendrik Wagenaar87670ff2017-02-01 12:10:46 -0800891
Steven Thomas050b2c82017-03-06 11:45:16 -0800892 // Check to see if we should handoff to vr flinger.
893 void updateVrFlinger();
Hendrik Wagenaar87670ff2017-02-01 12:10:46 -0800894
Chia-I Wu28f320b2018-05-03 11:02:56 -0700895 void updateColorMatrixLocked();
896
Mathias Agopian921e6ac2012-07-23 23:11:29 -0700897 /* ------------------------------------------------------------------------
898 * Attributes
899 */
The Android Open Source Projectedbf3b62009-03-03 19:31:44 -0800900
Lloyd Pique90c115d2018-09-18 21:39:42 -0700901 surfaceflinger::Factory& mFactory;
902
Mathias Agopian921e6ac2012-07-23 23:11:29 -0700903 // access must be protected by mStateLock
904 mutable Mutex mStateLock;
Dan Stoza412903f2017-04-27 13:42:17 -0700905 State mCurrentState{LayerVector::StateSet::Current};
Lloyd Piquef1c675b2018-09-12 20:45:39 -0700906 std::atomic<int32_t> mTransactionFlags{0};
Mathias Agopian921e6ac2012-07-23 23:11:29 -0700907 Condition mTransactionCV;
Jamie Gennis2d5e2302012-10-15 18:24:43 -0700908 bool mTransactionPending;
909 bool mAnimTransactionPending;
Robert Carr1f0a16a2016-10-24 16:27:39 -0700910 SortedVector< sp<Layer> > mLayersPendingRemoval;
Dan Stoza101d8dc2018-02-27 15:42:25 -0800911
Chia-I Wu28f320b2018-05-03 11:02:56 -0700912 // global color transform states
913 Daltonizer mDaltonizer;
914 float mGlobalSaturationFactor = 1.0f;
915 mat4 mClientColorMatrix;
916
Dan Stoza101d8dc2018-02-27 15:42:25 -0800917 // Can't be unordered_set because wp<> isn't hashable
918 std::set<wp<IBinder>> mGraphicBufferProducerList;
Dan Stoza0a0158c2018-03-16 13:38:54 -0700919 size_t mMaxGraphicBufferProducerListSize = MAX_LAYERS;
The Android Open Source Projectedbf3b62009-03-03 19:31:44 -0800920
Mathias Agopian921e6ac2012-07-23 23:11:29 -0700921 // protected by mStateLock (but we could use another lock)
Mathias Agopian921e6ac2012-07-23 23:11:29 -0700922 bool mLayersRemoved;
Robert Carr1f0a16a2016-10-24 16:27:39 -0700923 bool mLayersAdded;
Mathias Agopianca4d3602011-05-19 15:38:14 -0700924
Lloyd Piquef1c675b2018-09-12 20:45:39 -0700925 std::atomic<bool> mRepaintEverything{false};
Mathias Agopianca4d3602011-05-19 15:38:14 -0700926
Hendrik Wagenaar87670ff2017-02-01 12:10:46 -0800927 // constant members (no synchronization needed for access)
Mathias Agopian921e6ac2012-07-23 23:11:29 -0700928 nsecs_t mBootTime;
Mathias Agopianb4b17302013-03-20 18:36:41 -0700929 bool mGpuToCpuSupported;
Lloyd Piquee83f9312018-02-01 12:53:17 -0800930 std::unique_ptr<EventThread> mInjectorEventThread;
Lloyd Piquee83f9312018-02-01 12:53:17 -0800931 std::unique_ptr<InjectVSyncSource> mVSyncInjector;
Lloyd Pique755e3192018-01-31 16:46:15 -0800932 std::unique_ptr<EventControlThread> mEventControlThread;
Mathias Agopian3094df32012-06-18 18:06:45 -0700933
Ana Krulec757f63a2019-01-25 10:46:18 -0800934 // Calculates correct offsets.
Dan Stoza84d619e2018-03-28 17:07:36 -0700935 VSyncModulator mVsyncModulator;
Ana Krulec757f63a2019-01-25 10:46:18 -0800936 // Keeps track of all available phase offsets for different refresh types.
937 std::unique_ptr<scheduler::PhaseOffsets> mPhaseOffsets;
Dan Stoza84d619e2018-03-28 17:07:36 -0700938
Mathias Agopian921e6ac2012-07-23 23:11:29 -0700939 // Can only accessed from the main thread, these members
940 // don't need synchronization
Dan Stoza412903f2017-04-27 13:42:17 -0700941 State mDrawingState{LayerVector::StateSet::Drawing};
Mathias Agopian921e6ac2012-07-23 23:11:29 -0700942 bool mVisibleRegionsDirty;
Vishnu Nair6194e2e2019-02-06 12:58:39 -0800943 // Set during transaction commit stage to track if the input info for a layer has changed.
944 bool mInputInfoChanged{false};
Dan Stoza9e56aa02015-11-02 13:00:03 -0800945 bool mGeometryInvalid;
Jamie Gennis4b0eba92013-02-05 13:30:24 -0800946 bool mAnimCompositionPending;
Dan Stoza9e56aa02015-11-02 13:00:03 -0800947 std::vector<sp<Layer>> mLayersWithQueuedFrames;
Vishnu Nair6194e2e2019-02-06 12:58:39 -0800948 // Tracks layers that need to update a display's dirty region.
949 std::vector<sp<Layer>> mLayersPendingRefresh;
Dan Stoza05dacfb2016-07-01 13:33:38 -0700950 sp<Fence> mPreviousPresentFence = Fence::NO_FENCE;
951 bool mHadClientComposition = false;
Mathias Agopiandb9b41f2012-10-15 16:51:41 -0700952
Chia-I Wu14c9c7b2018-06-26 10:18:18 +0800953 enum class BootStage {
954 BOOTLOADER,
955 BOOTANIMATION,
956 FINISHED,
957 };
958 BootStage mBootStage;
959
Lloyd Piqueba04e622017-12-14 17:11:26 -0800960 struct HotplugEvent {
Dominik Laskowskia2edf612018-06-01 13:15:16 -0700961 hwc2_display_t hwcDisplayId;
Lloyd Piqueba04e622017-12-14 17:11:26 -0800962 HWC2::Connection connection = HWC2::Connection::Invalid;
Lloyd Piqueba04e622017-12-14 17:11:26 -0800963 };
964 // protected by mStateLock
965 std::vector<HotplugEvent> mPendingHotplugEvents;
966
Mathias Agopiandb9b41f2012-10-15 16:51:41 -0700967 // this may only be written from the main thread with mStateLock held
968 // it may be read from other threads with mStateLock held
Dominik Laskowski9fae1022018-05-29 13:17:40 -0700969 std::map<wp<IBinder>, sp<DisplayDevice>> mDisplays;
Dominik Laskowskidcb38bb2019-01-25 02:35:50 -0800970 std::unordered_map<DisplayId, sp<IBinder>> mPhysicalDisplayTokens;
Mathias Agopian921e6ac2012-07-23 23:11:29 -0700971
972 // don't use a lock for these, we don't care
973 int mDebugRegion;
Mathias Agopian921e6ac2012-07-23 23:11:29 -0700974 int mDebugDisableHWC;
975 int mDebugDisableTransformHint;
976 volatile nsecs_t mDebugInSwapBuffers;
Mathias Agopian921e6ac2012-07-23 23:11:29 -0700977 volatile nsecs_t mDebugInTransaction;
978 nsecs_t mLastTransactionTime;
David Sodmanfa9b2af2017-12-24 13:28:59 -0800979 nsecs_t mPostFramebufferTime;
Dan Stozaee44edd2015-03-23 15:50:23 -0700980 bool mForceFullDamage;
Dan Stozac5da2712016-07-20 15:38:12 -0700981 bool mPropagateBackpressure = true;
Lloyd Pique90c115d2018-09-18 21:39:42 -0700982 std::unique_ptr<SurfaceInterceptor> mInterceptor{mFactory.createSurfaceInterceptor(this)};
Adrian Roos1e1a1282017-11-01 19:05:31 +0100983 SurfaceTracing mTracing;
Yiwei Zhang7124ad32018-02-21 13:02:45 -0800984 LayerStats mLayerStats;
Alec Mourifb571ea2019-01-24 18:42:10 -0800985 std::shared_ptr<TimeStats> mTimeStats;
Fabien Sanglard642b23d2017-02-09 12:29:39 -0800986 bool mUseHwcVirtualDisplays = false;
Marissa Wallcfcdaa52018-05-21 15:45:59 -0700987 std::atomic<uint32_t> mFrameMissedCount{0};
Mathias Agopian921e6ac2012-07-23 23:11:29 -0700988
Marissa Walle2ffb422018-10-12 11:33:52 -0700989 TransactionCompletedThread mTransactionCompletedThread;
990
Fabien Sanglard63a5fcd2016-12-29 15:13:07 -0800991 // Restrict layers to use two buffers in their bufferqueues.
992 bool mLayerTripleBufferingDisabled = false;
993
Mathias Agopian921e6ac2012-07-23 23:11:29 -0700994 // these are thread safe
Lloyd Pique90c115d2018-09-18 21:39:42 -0700995 mutable std::unique_ptr<MessageQueue> mEventQueue{mFactory.createMessageQueue()};
Jamie Gennis4b0eba92013-02-05 13:30:24 -0800996 FrameTracker mAnimFrameTracker;
Mathias Agopian921e6ac2012-07-23 23:11:29 -0700997
998 // protected by mDestroyedLayerLock;
999 mutable Mutex mDestroyedLayerLock;
Mathias Agopian13127d82013-03-05 17:47:11 -08001000 Vector<Layer const *> mDestroyedLayers;
Mathias Agopian921e6ac2012-07-23 23:11:29 -07001001
David Sodman2b406362017-12-15 13:33:47 -08001002 nsecs_t mRefreshStartTime;
Jamie Gennisfaf77cc2013-07-30 15:10:32 -07001003
Dan Stoza2b6d38e2017-06-01 16:40:30 -07001004 std::atomic<bool> mRefreshPending{false};
1005
Dan Stoza436ccf32018-06-21 12:10:12 -07001006 // We maintain a pool of pre-generated texture names to hand out to avoid
1007 // layer creation needing to run on the main thread (which it would
1008 // otherwise need to do to access RenderEngine).
1009 std::mutex mTexturePoolMutex;
1010 uint32_t mTexturePoolSize = 0;
1011 std::vector<uint32_t> mTexturePool;
1012
Marissa Wall713b63f2018-10-17 15:42:43 -07001013 struct IBinderHash {
1014 std::size_t operator()(const sp<IBinder>& strongPointer) const {
1015 return std::hash<IBinder*>{}(strongPointer.get());
1016 }
1017 };
1018 struct TransactionState {
1019 TransactionState(const Vector<ComposerState>& composerStates,
Marissa Wall17b4e452018-12-26 16:32:34 -08001020 const Vector<DisplayState>& displayStates, uint32_t transactionFlags,
Robert Carr14167e02019-02-13 13:50:55 -08001021 int64_t desiredPresentTime,
1022 bool privileged)
Marissa Wall17b4e452018-12-26 16:32:34 -08001023 : states(composerStates),
1024 displays(displayStates),
1025 flags(transactionFlags),
Robert Carr14167e02019-02-13 13:50:55 -08001026 time(desiredPresentTime),
1027 privileged(privileged) {}
Marissa Wall713b63f2018-10-17 15:42:43 -07001028
1029 Vector<ComposerState> states;
1030 Vector<DisplayState> displays;
1031 uint32_t flags;
Marissa Wall17b4e452018-12-26 16:32:34 -08001032 int64_t time;
Robert Carr14167e02019-02-13 13:50:55 -08001033 bool privileged;
Marissa Wall713b63f2018-10-17 15:42:43 -07001034 };
1035 std::unordered_map<sp<IBinder>, std::queue<TransactionState>, IBinderHash> mTransactionQueues;
1036
Mathias Agopian921e6ac2012-07-23 23:11:29 -07001037 /* ------------------------------------------------------------------------
1038 * Feature prototyping
1039 */
1040
Sahil Dhanjuc1ba5c42016-06-07 20:09:20 -07001041 bool mInjectVSyncs;
1042
Dan Stozab90cf072015-03-05 11:05:59 -08001043 // Static screen stats
1044 bool mHasPoweredOff;
Dan Stozae77c7662016-05-13 11:37:28 -07001045
Robert Carr1f0a16a2016-10-24 16:27:39 -07001046 size_t mNumLayers;
1047
Fabien Sanglard6e8e98a2016-10-27 20:04:11 -07001048 // Verify that transaction is being called by an approved process:
1049 // either AID_GRAPHICS or AID_SYSTEM.
1050 status_t CheckTransactCodeCredentials(uint32_t code);
Hendrik Wagenaar87670ff2017-02-01 12:10:46 -08001051
Steven Thomasb02664d2017-07-26 18:48:28 -07001052 std::unique_ptr<dvr::VrFlinger> mVrFlinger;
Steven Thomas050b2c82017-03-06 11:45:16 -08001053 std::atomic<bool> mVrFlingerRequestsDisplay;
1054 static bool useVrFlinger;
Steven Thomasb02664d2017-07-26 18:48:28 -07001055 std::thread::id mMainThreadId;
Romain Guy0147a172017-06-01 13:53:56 -07001056
Chia-I Wue0ec4312018-07-03 01:17:18 +08001057 DisplayColorSetting mDisplayColorSetting = DisplayColorSetting::ENHANCED;
David Sodman105b7dc2017-11-04 20:28:14 -07001058
Peiyong Lina3ea5592019-02-10 14:45:00 -08001059 // Color mode forced by setting persist.sys.sf.color_mode, it must:
1060 // 1. not be NATIVE color mode, NATIVE color mode means no forced color mode;
1061 // 2. be one of the supported color modes returned by hardware composer, otherwise
1062 // it will not be respected.
1063 // persist.sys.sf.color_mode will only take effect when persist.sys.sf.native_mode
1064 // is not set to 1.
1065 // This property can be used to force SurfaceFlinger to always pick a certain color mode.
1066 ui::ColorMode mForceColorMode = ui::ColorMode::NATIVE;
1067
Peiyong Lin9d846a52018-11-05 13:18:20 -08001068 ui::Dataspace mDefaultCompositionDataspace;
1069 ui::Dataspace mWideColorGamutCompositionDataspace;
1070
David Sodman105b7dc2017-11-04 20:28:14 -07001071 SurfaceFlingerBE mBE;
Lloyd Pique70d91362018-10-18 16:02:55 -07001072 std::unique_ptr<compositionengine::CompositionEngine> mCompositionEngine;
Ana Krulec98b5b242018-08-10 15:03:23 -07001073
Ana Krulecb43429d2019-01-09 14:28:51 -08001074 /* ------------------------------------------------------------------------
1075 * Scheduler
1076 */
Ana Krulecc2870422019-01-29 19:00:58 -08001077 bool mUse90Hz = false;
Ana Krulecba13ab32019-02-20 14:14:12 -08001078 bool mUseSmart90ForVideo = false;
Ana Krulec98b5b242018-08-10 15:03:23 -07001079 std::unique_ptr<Scheduler> mScheduler;
1080 sp<Scheduler::ConnectionHandle> mAppConnectionHandle;
1081 sp<Scheduler::ConnectionHandle> mSfConnectionHandle;
Ana Krulecb43429d2019-01-09 14:28:51 -08001082 std::unique_ptr<scheduler::RefreshRateStats> mRefreshRateStats;
Robert Carr720e5062018-07-30 17:45:14 -07001083
Ana Kruleca5bdd9d2019-01-29 19:00:58 -08001084 struct ActiveConfigInfo {
1085 int configId;
1086 sp<IBinder> displayToken;
1087
1088 bool operator!=(const ActiveConfigInfo& other) const {
1089 if (configId != other.configId) {
1090 return true;
1091 }
1092 return (displayToken != other.displayToken);
1093 }
1094 };
1095 std::mutex mActiveConfigLock;
1096 // This bit is set once we start setting the config. We read from this bit during the
1097 // process. If at the end, this bit is different than mDesiredActiveConfig, we restart
1098 // the process.
1099 ActiveConfigInfo mUpcomingActiveConfig; // Always read and written on the main thread.
1100 // This bit can be set at any point in time when the system wants the new config.
1101 ActiveConfigInfo mDesiredActiveConfig GUARDED_BY(mActiveConfigLock);
1102
Ady Abrahamb838aed2019-02-12 15:30:16 -08001103 // below flags are set by main thread only
1104 bool mDesiredActiveConfigChanged GUARDED_BY(mActiveConfigLock) = false;
1105 bool mWaitForNextInvalidate = false;
1106 bool mCheckPendingFence = false;
1107
Ana Krulecb43429d2019-01-09 14:28:51 -08001108 /* ------------------------------------------------------------------------ */
Robert Carr720e5062018-07-30 17:45:14 -07001109 sp<IInputFlinger> mInputFlinger;
chaviw273171b2018-12-26 11:46:30 -08001110
Vishnu Nairfa5f8df2019-02-13 17:02:51 -08001111 InputWindowCommands mPendingInputWindowCommands GUARDED_BY(mStateLock);
1112 // Should only be accessed by the main thread.
chaviw273171b2018-12-26 11:46:30 -08001113 InputWindowCommands mInputWindowCommands;
Marissa Wallebc2c052019-01-16 19:16:55 -08001114
Daniel Solomon42d04562019-01-20 21:03:19 -08001115 ui::DisplayPrimaries mInternalDisplayPrimaries;
Romain Guy0147a172017-06-01 13:53:56 -07001116};
The Android Open Source Projectedbf3b62009-03-03 19:31:44 -08001117}; // namespace android
1118
1119#endif // ANDROID_SURFACE_FLINGER_H