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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 *
The Android Open Source Projectedbf3b62009-03-03 19:31:44 -080010 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
Dominik Laskowski9dab3432019-03-27 13:21:10 -070016#pragma once
The Android Open Source Projectedbf3b62009-03-03 19:31:44 -080017
The Android Open Source Projectedbf3b62009-03-03 19:31:44 -080018#include <sys/types.h>
19
Mathias Agopian3f844832013-08-07 21:24:32 -070020/*
21 * NOTE: Make sure this file doesn't include anything from <gl/ > or <gl2/ >
22 */
Mathias Agopian921e6ac2012-07-23 23:11:29 -070023
Dominik Laskowski83b88212018-12-11 13:34:06 -080024#include <android-base/thread_annotations.h>
Huihong Luof5029222021-12-16 14:33:46 -080025#include <android/gui/BnSurfaceComposer.h>
Huihong Luoaa7fc2e2022-02-15 10:43:00 -080026#include <android/gui/DisplayStatInfo.h>
27#include <android/gui/DisplayState.h>
Huihong Luod3d8f8e2022-03-08 14:48:46 -080028#include <android/gui/ISurfaceComposerClient.h>
Steven Moreland2716e112018-02-23 14:57:20 -080029#include <cutils/atomic.h>
Peiyong Lin2acb7d42019-01-14 17:22:27 -080030#include <cutils/compiler.h>
Dominik Laskowskib17c6212022-05-09 09:36:19 -070031#include <ftl/future.h>
Dominik Laskowski530d6bd2022-10-10 16:55:54 -040032#include <ftl/non_null.h>
Peiyong Lin2acb7d42019-01-14 17:22:27 -080033#include <gui/BufferQueue.h>
Dominik Laskowski5a5e01e2022-07-08 07:52:44 -070034#include <gui/CompositorTiming.h>
Brian Anderson0a61b0c2016-12-07 14:55:56 -080035#include <gui/FrameTimestamps.h>
Mathias Agopian90ac7992012-02-25 18:48:35 -080036#include <gui/ISurfaceComposer.h>
Huihong Luoffee3bc2023-01-17 16:14:35 +000037#include <gui/ITransactionCompletedListener.h>
Huihong Luo05539a12022-02-23 10:29:40 -080038#include <gui/LayerDebugInfo.h>
Robert Carr4cdc58f2017-08-23 14:22:20 -070039#include <gui/LayerState.h>
Peiyong Lin2acb7d42019-01-14 17:22:27 -080040#include <layerproto/LayerProtoHeader.h>
41#include <math/mat4.h>
Vishnu Nair08f6eae2019-11-26 14:01:39 -080042#include <renderengine/LayerSettings.h>
Vishnu Nair35798872017-10-06 16:00:36 -070043#include <serviceutils/PriorityDumper.h>
Michael Wright28f24d02016-07-12 13:30:53 -070044#include <system/graphics.h>
Peiyong Lin2acb7d42019-01-14 17:22:27 -080045#include <ui/FenceTime.h>
46#include <ui/PixelFormat.h>
Brian Lindahla13f2d52020-03-05 11:54:17 +010047#include <ui/Size.h>
Peiyong Lin2acb7d42019-01-14 17:22:27 -080048#include <utils/Errors.h>
49#include <utils/KeyedVector.h>
50#include <utils/RefBase.h>
51#include <utils/SortedVector.h>
52#include <utils/Trace.h>
53#include <utils/threads.h>
Michael Wright28f24d02016-07-12 13:30:53 -070054
Dominik Laskowskif6b4ba62021-11-09 12:46:10 -080055#include <compositionengine/OutputColorSetting.h>
56#include <scheduler/Fps.h>
Dominik Laskowski80c77272022-07-08 12:47:29 -070057#include <scheduler/PresentLatencyTracker.h>
Dominik Laskowski8792c112022-07-12 09:03:39 -070058#include <scheduler/Time.h>
Dominik Laskowski1c99a002023-01-20 17:10:36 -050059#include <scheduler/TransactionSchedule.h>
Dominik Laskowski63f12792023-01-21 16:58:22 -050060#include <scheduler/interface/CompositionCoverage.h>
61#include <scheduler/interface/ICompositor.h>
Patrick Williams2e9748f2022-08-09 22:48:18 +000062#include <ui/FenceResult.h>
Dominik Laskowskif6b4ba62021-11-09 12:46:10 -080063
Dominik Laskowskib363c4c2022-08-02 14:03:41 -070064#include "Display/DisplayMap.h"
65#include "Display/PhysicalDisplay.h"
Mathias Agopian92a979a2012-08-02 18:32:23 -070066#include "DisplayDevice.h"
Peiyong Lin2acb7d42019-01-14 17:22:27 -080067#include "DisplayHardware/HWC2.h"
Peiyong Lin74ca2f42019-01-14 19:36:57 -080068#include "DisplayHardware/PowerAdvisor.h"
Marin Shalamanov0f10d0d2020-08-06 20:04:06 +020069#include "DisplayIdGenerator.h"
Peiyong Lin2acb7d42019-01-14 17:22:27 -080070#include "Effects/Daltonizer.h"
Robert Carr9b623c32022-03-21 15:55:22 -070071#include "FlagManager.h"
Vishnu Nairaf6d2972022-11-18 06:26:38 +000072#include "FrontEnd/DisplayInfo.h"
Vishnu Naircb8be502022-10-12 19:03:23 +000073#include "FrontEnd/LayerCreationArgs.h"
Vishnu Nair7aa0eb72023-01-24 03:59:27 +000074#include "FrontEnd/LayerSnapshot.h"
Vishnu Naira61e4fb2022-10-18 18:29:37 +000075#include "FrontEnd/TransactionHandler.h"
Robert Carr2047fae2016-11-28 14:09:09 -080076#include "LayerVector.h"
Leon Scroggins III31d41412022-11-18 16:42:53 -050077#include "Scheduler/ISchedulerCallback.h"
Dominik Laskowskid82e0f02022-10-26 15:23:04 -040078#include "Scheduler/RefreshRateSelector.h"
Ana Krulecb43429d2019-01-09 14:28:51 -080079#include "Scheduler/RefreshRateStats.h"
Ana Krulec98b5b242018-08-10 15:03:23 -070080#include "Scheduler/Scheduler.h"
Peiyong Lin2acb7d42019-01-14 17:22:27 -080081#include "SurfaceFlingerFactory.h"
Dominik Laskowski298b08e2022-02-15 13:45:02 -080082#include "ThreadContext.h"
Vishnu Nair00b90132021-11-05 14:03:40 -070083#include "Tracing/LayerTracing.h"
Vishnu Nair7891e962021-11-11 12:07:21 -080084#include "Tracing/TransactionTracing.h"
Robert Carr9a803c32021-01-14 16:57:58 -080085#include "TransactionCallbackInvoker.h"
Vishnu Nair6b591152021-10-08 11:45:14 -070086#include "TransactionState.h"
Mathias Agopian86303202012-07-24 22:46:10 -070087
Dominik Laskowski83b88212018-12-11 13:34:06 -080088#include <atomic>
89#include <cstdint>
Dominik Laskowskic2867142019-01-21 11:33:38 -080090#include <functional>
Dan Stozae77c7662016-05-13 11:37:28 -070091#include <map>
Dominik Laskowski83b88212018-12-11 13:34:06 -080092#include <memory>
Brian Anderson0a61b0c2016-12-07 14:55:56 -080093#include <mutex>
Dominik Laskowskieddeda12019-07-19 11:54:13 -070094#include <optional>
Brian Anderson0a61b0c2016-12-07 14:55:56 -080095#include <queue>
Dominik Laskowski075d3172018-05-24 15:50:06 -070096#include <set>
Dan Stozae77c7662016-05-13 11:37:28 -070097#include <string>
Steven Thomasb02664d2017-07-26 18:48:28 -070098#include <thread>
Dominik Laskowskic2867142019-01-21 11:33:38 -080099#include <type_traits>
Dominik Laskowski075d3172018-05-24 15:50:06 -0700100#include <unordered_map>
Dominik Laskowski22488f62019-03-28 09:53:04 -0700101#include <unordered_set>
Brian Anderson0a61b0c2016-12-07 14:55:56 -0800102#include <utility>
Brian Lindahl439afad2022-11-14 11:16:55 -0700103#include <vector>
Dan Stozae77c7662016-05-13 11:37:28 -0700104
Leon Scroggins IIIe7c51c62022-02-01 15:53:54 -0500105#include <aidl/android/hardware/graphics/common/DisplayDecorationSupport.h>
Chavi Weingarten7043a7d2022-07-19 23:40:35 +0000106#include "Client.h"
Leon Scroggins IIIe7c51c62022-02-01 15:53:54 -0500107
chaviw1d044282017-09-27 12:19:28 -0700108using namespace android::surfaceflinger;
109
The Android Open Source Projectedbf3b62009-03-03 19:31:44 -0800110namespace android {
111
Lloyd Pique144e1162017-12-20 16:44:52 -0800112class EventThread;
rnleea2ecd832021-07-29 13:58:30 -0700113class FlagManager;
Alec Mouriadebf5c2021-01-05 12:57:36 -0800114class FpsReporter;
Galia Peycheva8f04b302021-04-27 13:25:38 +0200115class TunnelModeEnabledReporter;
John Reck88270902021-03-18 11:27:35 -0400116class HdrLayerInfoReporter;
Dominik Laskowski9dab3432019-03-27 13:21:10 -0700117class HWComposer;
Lloyd Pique12eb4232018-01-17 11:54:43 -0800118class IGraphicBufferProducer;
Lloyd Pique144e1162017-12-20 16:44:52 -0800119class Layer;
Dominik Laskowski9dab3432019-03-27 13:21:10 -0700120class MessageBase;
Ady Abraham03b02dd2019-03-21 15:40:11 -0700121class RefreshRateOverlay;
Dominik Laskowski9dab3432019-03-27 13:21:10 -0700122class RegionSamplingThread;
Marin Shalamanovf6b5d182020-06-12 02:08:51 +0200123class RenderArea;
Yiwei Zhang7e666a52018-11-15 13:33:42 -0800124class TimeStats;
Mikael Pessa90092f42019-08-26 17:22:04 -0700125class FrameTracer;
Huihong Luof5029222021-12-16 14:33:46 -0800126class ScreenCapturer;
chaviw60c9d3e2021-06-04 12:52:17 -0500127class WindowInfosListenerInvoker;
Lloyd Pique144e1162017-12-20 16:44:52 -0800128
Vishnu Nairaf6d2972022-11-18 06:26:38 +0000129using frontend::TransactionHandler;
Huihong Luof5029222021-12-16 14:33:46 -0800130using gui::CaptureArgs;
131using gui::DisplayCaptureArgs;
Huihong Luoecc1f902021-11-20 11:55:05 -0800132using gui::IRegionSamplingListener;
Huihong Luof5029222021-12-16 14:33:46 -0800133using gui::LayerCaptureArgs;
chaviw0ef7caa2021-01-05 11:04:50 -0800134using gui::ScreenCaptureResults;
135
Adithya Srinivasanf279e042020-08-17 14:56:27 -0700136namespace frametimeline {
137class FrameTimeline;
138}
139
Chris Ye0783e992020-06-02 21:34:49 -0700140namespace os {
141 class IInputFlinger;
142}
143
Lloyd Pique542307f2018-10-19 13:24:08 -0700144namespace compositionengine {
145class DisplaySurface;
Lloyd Pique26d03fd2019-03-07 21:23:23 -0800146class OutputLayer;
Lloyd Pique6a3b4462019-03-07 20:58:12 -0800147
148struct CompositionRefreshArgs;
Lloyd Pique542307f2018-10-19 13:24:08 -0700149} // namespace compositionengine
150
Peiyong Lin833074a2018-08-28 11:53:54 -0700151namespace renderengine {
Lloyd Pique144e1162017-12-20 16:44:52 -0800152class RenderEngine;
Dominik Laskowski9dab3432019-03-27 13:21:10 -0700153} // namespace renderengine
chaviwa76b2712017-09-20 12:02:26 -0700154
The Android Open Source Projectedbf3b62009-03-03 19:31:44 -0800155enum {
Marissa Walle6e3c0d2019-03-29 10:28:30 -0700156 eTransactionNeeded = 0x01,
157 eTraversalNeeded = 0x02,
Mathias Agopiane57f2922012-08-09 16:29:12 -0700158 eDisplayTransactionNeeded = 0x04,
Vishnu Nair6213bd92020-05-08 17:42:25 -0700159 eTransformHintUpdateNeeded = 0x08,
Marissa Walle6e3c0d2019-03-29 10:28:30 -0700160 eTransactionFlushNeeded = 0x10,
161 eTransactionMask = 0x1f,
The Android Open Source Projectedbf3b62009-03-03 19:31:44 -0800162};
163
Ady Abraham9dada822022-02-03 10:26:59 -0800164// Latch Unsignaled buffer behaviours
165enum class LatchUnsignaledConfig {
166 // All buffers are latched signaled.
167 Disabled,
168
169 // Latch unsignaled is permitted when a single layer is updated in a frame,
170 // and the update includes just a buffer update (i.e. no sync transactions
171 // or geometry changes).
172 AutoSingleLayer,
173
174 // All buffers are latched unsignaled. This behaviour is discouraged as it
175 // can break sync transactions, stall the display and cause undesired side effects.
176 Always,
177};
ramindani4d48f902021-09-20 21:07:45 +0000178
Lloyd Pique6a3b4462019-03-07 20:58:12 -0800179using DisplayColorSetting = compositionengine::OutputColorSetting;
Peiyong Lindd9b2ae2018-03-01 16:22:45 -0800180
Mathias Agopian4f4f0942013-08-19 17:26:18 -0700181class SurfaceFlinger : public BnSurfaceComposer,
Vishnu Nair35798872017-10-06 16:00:36 -0700182 public PriorityDumper,
Mathias Agopian921e6ac2012-07-23 23:11:29 -0700183 private IBinder::DeathRecipient,
Ady Abraham2139f732019-11-13 18:56:40 -0800184 private HWC2::ComposerCallback,
Dominik Laskowskie0e0cde2021-07-30 10:42:05 -0700185 private ICompositor,
Dominik Laskowski068173d2021-08-11 17:22:59 -0700186 private scheduler::ISchedulerCallback {
The Android Open Source Projectedbf3b62009-03-03 19:31:44 -0800187public:
Peiyong Linf243e5e2020-08-22 17:40:59 -0700188 struct SkipInitializationTag {};
189
190 SurfaceFlinger(surfaceflinger::Factory&, SkipInitializationTag) ANDROID_API;
191 explicit SurfaceFlinger(surfaceflinger::Factory&) ANDROID_API;
192
193 // set main thread scheduling policy
194 static status_t setSchedFifo(bool enabled) ANDROID_API;
195
Wei Wang23aa5a62021-06-04 15:56:57 -0700196 // set main thread scheduling attributes
197 static status_t setSchedAttr(bool enabled);
198
Peiyong Linf243e5e2020-08-22 17:40:59 -0700199 static char const* getServiceName() ANDROID_API { return "SurfaceFlinger"; }
Fabien Sanglard0cc19382017-03-06 11:54:40 -0800200
Fabien Sanglardcbf153b2017-03-10 17:57:12 -0800201 // If fences from sync Framework are supported.
202 static bool hasSyncFramework;
203
Ady Abraham8cb21882020-08-26 18:22:05 -0700204 // The offset in nanoseconds to use when VsyncController timestamps present fence
Fabien Sanglardc45a7d92017-03-14 13:24:22 -0700205 // signaling time.
206 static int64_t dispSyncPresentTimeOffset;
207
Fabien Sanglarda34ed632017-03-14 11:43:52 -0700208 // Some hardware can do RGB->YUV conversion more efficiently in hardware
209 // controlled by HWC than in hardware controlled by the video encoder.
210 // This instruct VirtualDisplaySurface to use HWC for such conversion on
211 // GL composition.
212 static bool useHwcForRgbToYuv;
213
Fabien Sanglard1971b632017-03-10 14:50:03 -0800214 // Controls the number of buffers SurfaceFlinger will allocate for use in
215 // FramebufferSurface
216 static int64_t maxFrameBufferAcquiredBuffers;
217
Brian Lindahla13f2d52020-03-05 11:54:17 +0100218 // Controls the maximum width and height in pixels that the graphics pipeline can support for
219 // GPU fallback composition. For example, 8k devices with 4k GPUs, or 4k devices with 2k GPUs.
220 static uint32_t maxGraphicsWidth;
221 static uint32_t maxGraphicsHeight;
222
Peiyong Lin13effd12018-07-24 17:01:47 -0700223 // Indicate if device wants color management on its display.
Alec Mouri5f62a602021-09-29 10:52:41 -0700224 static const constexpr bool useColorManagement = true;
Peiyong Lin13effd12018-07-24 17:01:47 -0700225
Peiyong Linb3839ad2018-09-05 15:37:19 -0700226 static bool useContextPriority;
227
Peiyong Lin0256f722018-08-31 15:45:10 -0700228 // The data space and pixel format that SurfaceFlinger expects hardware composer
229 // to composite efficiently. Meaning under most scenarios, hardware composer
230 // will accept layers with the data space and pixel format.
Peiyong Linc6780972018-10-28 15:24:08 -0700231 static ui::Dataspace defaultCompositionDataspace;
232 static ui::PixelFormat defaultCompositionPixelFormat;
233
234 // The data space and pixel format that SurfaceFlinger expects hardware composer
235 // to composite efficiently for wide color gamut surfaces. Meaning under most scenarios,
236 // hardware composer will accept layers with the data space and pixel format.
237 static ui::Dataspace wideColorGamutCompositionDataspace;
238 static ui::PixelFormat wideColorGamutCompositionPixelFormat;
Peiyong Lin0256f722018-08-31 15:45:10 -0700239
Lloyd Piqueac648ee2018-01-17 13:42:24 -0800240 static constexpr SkipInitializationTag SkipInitialization;
The Android Open Source Projectedbf3b62009-03-03 19:31:44 -0800241
ramindani4d48f902021-09-20 21:07:45 +0000242 static LatchUnsignaledConfig enableLatchUnsignaledConfig;
Huihong Luof3441822021-06-16 15:41:07 -0700243
Mathias Agopian4f4f0942013-08-19 17:26:18 -0700244 // must be called before clients can connect
245 void init() ANDROID_API;
246
247 // starts SurfaceFlinger main loop in the current thread
248 void run() ANDROID_API;
249
Dominik Laskowskidd5827a2022-03-17 12:44:23 -0700250 // Indicates frame activity, i.e. whether commit and/or composite is taking place.
251 enum class FrameHint { kNone, kActive };
252
Dominik Laskowski8da6b0e2021-05-12 15:34:13 -0700253 // Schedule commit of transactions on the main thread ahead of the next VSYNC.
Dominik Laskowskie0e0cde2021-07-30 10:42:05 -0700254 void scheduleCommit(FrameHint);
255 // As above, but also force composite regardless if transactions were committed.
Dominik Laskowskidd5827a2022-03-17 12:44:23 -0700256 void scheduleComposite(FrameHint);
Dominik Laskowski8da6b0e2021-05-12 15:34:13 -0700257 // As above, but also force dirty geometry to repaint.
258 void scheduleRepaint();
Dominik Laskowskie0e0cde2021-07-30 10:42:05 -0700259 // Schedule sampling independently from commit or composite.
260 void scheduleSample();
Mathias Agopianbf2c6a62010-12-10 16:22:31 -0800261
Lloyd Pique90c115d2018-09-18 21:39:42 -0700262 surfaceflinger::Factory& getFactory() { return mFactory; }
263
Lloyd Pique70d91362018-10-18 16:02:55 -0700264 // The CompositionEngine encapsulates all composition related interfaces and actions.
265 compositionengine::CompositionEngine& getCompositionEngine() const;
266
Dan Stoza436ccf32018-06-21 12:10:12 -0700267 // Obtains a name from the texture pool, or, if the pool is empty, posts a
268 // synchronous message to the main thread to obtain one on the fly
269 uint32_t getNewTexture();
270
Mathias Agopian86303202012-07-24 22:46:10 -0700271 // utility function to delete a texture on the main thread
Mathias Agopian3f844832013-08-07 21:24:32 -0700272 void deleteTextureAsync(uint32_t texture);
Mathias Agopian86303202012-07-24 22:46:10 -0700273
Lloyd Piqueb97e04f2018-10-18 17:07:05 -0700274 renderengine::RenderEngine& getRenderEngine() const;
Jesse Hall29c3f352013-05-21 15:36:55 -0700275
Dominik Laskowski75848362019-11-11 17:57:20 -0800276 void onLayerFirstRef(Layer*);
Dominik Laskowskif7a09ed2019-10-07 13:54:18 -0700277 void onLayerDestroyed(Layer*);
Dominik Laskowskie0e0cde2021-07-30 10:42:05 -0700278 void onLayerUpdate();
Robert Carr2e102c92018-10-23 12:11:15 -0700279
Robert Carr867be372021-06-29 17:36:02 -0700280 void removeHierarchyFromOffscreenLayers(Layer* layer);
Valerie Hauc5686802019-11-22 14:18:09 -0800281 void removeFromOffscreenLayers(Layer* layer);
282
Vishnu Nair07e2a482022-10-18 19:18:16 +0000283 // Called when all clients have released all their references to
284 // this layer. The layer may still be kept alive by its parents but
285 // the client can no longer modify this layer directly.
286 void onHandleDestroyed(BBinder* handle, sp<Layer>& layer, uint32_t layerId);
287
Robert Carr6a0382d2021-07-01 15:57:17 -0700288 // TODO: Remove atomic if move dtor to main thread CL lands
289 std::atomic<uint32_t> mNumClones;
290
Robert Carr9a803c32021-01-14 16:57:58 -0800291 TransactionCallbackInvoker& getTransactionCallbackInvoker() {
292 return mTransactionCallbackInvoker;
Marissa Walle2ffb422018-10-12 11:33:52 -0700293 }
294
Vishnu Nair9b079a22020-01-21 14:36:08 -0800295 // If set, disables reusing client composition buffers. This can be set by
296 // debug.sf.disable_client_composition_cache
297 bool mDisableClientCompositionCache = false;
298
Alec Mouridea1ac52021-06-23 18:12:18 -0700299 // Disables expensive rendering for all displays
300 // This is scheduled on the main thread
301 void disableExpensiveRendering();
chaviw79468ab2021-10-27 11:11:24 -0500302 FloatRect getMaxDisplayBounds();
Alec Mouridea1ac52021-06-23 18:12:18 -0700303
Vishnu Naira3140382022-02-24 14:07:11 -0800304 // If set, composition engine tries to predict the composition strategy provided by HWC
305 // based on the previous frame. If the strategy can be predicted, gpu composition will
306 // run parallel to the hwc validateDisplay call and re-run if the predition is incorrect.
307 bool mPredictCompositionStrategy = false;
308
Alec Mouridda07d92022-04-25 22:39:25 +0000309 // If true, then any layer with a SMPTE 170M transfer function is decoded using the sRGB
310 // transfer instead. This is mainly to preserve legacy behavior, where implementations treated
311 // SMPTE 170M as sRGB prior to color management being implemented, and now implementations rely
312 // on this behavior to increase contrast for some media sources.
313 bool mTreat170mAsSrgb = false;
314
Neha Jain7b31cca2023-01-09 23:10:42 +0000315 // Allows to ignore physical orientation provided through hwc API in favour of
316 // 'ro.surface_flinger.primary_display_orientation'.
317 // TODO(b/246793311): Clean up a temporary property
318 bool mIgnoreHwcPhysicalDisplayOrientation = false;
319
Chavi Weingarten076acac2023-01-19 17:20:43 +0000320 void forceFutureUpdate(int delayInMs);
321
Peiyong Linf243e5e2020-08-22 17:40:59 -0700322protected:
323 // We're reference counted, never destroy SurfaceFlinger directly
324 virtual ~SurfaceFlinger();
325
Dominik Laskowski263eec42021-07-21 23:13:24 -0700326 virtual void processDisplayAdded(const wp<IBinder>& displayToken, const DisplayDeviceState&)
327 REQUIRES(mStateLock);
328
Vishnu Nairdbbe3852022-01-12 20:22:11 -0800329 virtual std::shared_ptr<renderengine::ExternalTexture> getExternalTextureFromBufferData(
Patrick Williamsf1e5df12022-10-17 21:37:42 +0000330 BufferData& bufferData, const char* layerName, uint64_t transactionId);
Vishnu Nairdbbe3852022-01-12 20:22:11 -0800331
Dominik Laskowski263eec42021-07-21 23:13:24 -0700332 // Returns true if any display matches a `bool(const DisplayDevice&)` predicate.
333 template <typename Predicate>
334 bool hasDisplay(Predicate p) const REQUIRES(mStateLock) {
335 return static_cast<bool>(findDisplay(p));
336 }
337
chaviwba4320c2021-09-15 15:20:53 -0500338 bool exceedsMaxRenderTargetSize(uint32_t width, uint32_t height) const {
339 return width > mMaxRenderTargetSize || height > mMaxRenderTargetSize;
340 }
341
Mathias Agopian1f339ff2011-07-01 17:08:43 -0700342private:
David Sodman0c69cad2017-08-21 12:12:51 -0700343 friend class BufferLayer;
Dominik Laskowski9dab3432019-03-27 13:21:10 -0700344 friend class Client;
Alec Mouria9a68a62021-03-04 19:14:50 -0800345 friend class FpsReporter;
Galia Peycheva8f04b302021-04-27 13:25:38 +0200346 friend class TunnelModeEnabledReporter;
Dominik Laskowski9dab3432019-03-27 13:21:10 -0700347 friend class Layer;
Ady Abraham03b02dd2019-03-21 15:40:11 -0700348 friend class RefreshRateOverlay;
Dan Stozaec460082018-12-17 15:35:09 -0800349 friend class RegionSamplingThread;
Robert Carr22ceeaa2022-03-08 13:13:22 -0800350 friend class LayerRenderArea;
Vishnu Nair00b90132021-11-05 14:03:40 -0700351 friend class LayerTracing;
Vishnu Nair59f6d2d2022-10-05 16:59:56 -0700352 friend class SurfaceComposerAIDL;
Vishnu Nair7aa0eb72023-01-24 03:59:27 +0000353 friend class DisplayRenderArea;
The Android Open Source Projectedbf3b62009-03-03 19:31:44 -0800354
Lloyd Piquef58625d2017-12-19 13:22:33 -0800355 // For unit tests
356 friend class TestableSurfaceFlinger;
Valerie Haud251afb2019-03-29 14:19:02 -0700357 friend class TransactionApplicationTest;
Robert Carr3e2a2992021-06-11 13:42:55 -0700358 friend class TunnelModeEnabledReporterTest;
Lloyd Piquef58625d2017-12-19 13:22:33 -0800359
Peiyong Linf243e5e2020-08-22 17:40:59 -0700360 using TransactionSchedule = scheduler::TransactionSchedule;
Vishnu Nair7aa0eb72023-01-24 03:59:27 +0000361 using GetLayerSnapshotsFunction = std::function<std::vector<std::pair<Layer*, sp<LayerFE>>>()>;
Dominik Laskowskib17c6212022-05-09 09:36:19 -0700362 using RenderAreaFuture = ftl::Future<std::unique_ptr<RenderArea>>;
Peiyong Linf243e5e2020-08-22 17:40:59 -0700363 using DumpArgs = Vector<String16>;
364 using Dumper = std::function<void(const DumpArgs&, bool asProto, std::string&)>;
365
Robert Carr2047fae2016-11-28 14:09:09 -0800366 class State {
The Android Open Source Projectedbf3b62009-03-03 19:31:44 -0800367 public:
chaviwfd462612018-05-31 16:11:27 -0700368 explicit State(LayerVector::StateSet set) : stateSet(set), layersSortedByZ(set) {}
Dan Stoza412903f2017-04-27 13:42:17 -0700369 State& operator=(const State& other) {
370 // We explicitly don't copy stateSet so that, e.g., mDrawingState
371 // always uses the Drawing StateSet.
372 layersSortedByZ = other.layersSortedByZ;
373 displays = other.displays;
Chia-I Wu28f320b2018-05-03 11:02:56 -0700374 colorMatrixChanged = other.colorMatrixChanged;
375 if (colorMatrixChanged) {
376 colorMatrix = other.colorMatrix;
377 }
Vishnu Nair08f6eae2019-11-26 14:01:39 -0800378 globalShadowSettings = other.globalShadowSettings;
379
Dan Stoza412903f2017-04-27 13:42:17 -0700380 return *this;
381 }
382
383 const LayerVector::StateSet stateSet = LayerVector::StateSet::Invalid;
Mathias Agopian92a979a2012-08-02 18:32:23 -0700384 LayerVector layersSortedByZ;
Dominik Laskowski68399272022-09-15 07:54:46 -0700385
386 // TODO(b/241285876): Replace deprecated DefaultKeyedVector with ftl::SmallMap.
387 DefaultKeyedVector<wp<IBinder>, DisplayDeviceState> displays;
388
389 std::optional<size_t> getDisplayIndex(PhysicalDisplayId displayId) const {
390 for (size_t i = 0; i < displays.size(); i++) {
391 const auto& state = displays.valueAt(i);
392 if (state.physical && state.physical->id == displayId) {
393 return i;
394 }
395 }
396
397 return {};
398 }
Robert Carr2047fae2016-11-28 14:09:09 -0800399
Chia-I Wu28f320b2018-05-03 11:02:56 -0700400 bool colorMatrixChanged = true;
401 mat4 colorMatrix;
402
Vishnu Nair08f6eae2019-11-26 14:01:39 -0800403 renderengine::ShadowSettings globalShadowSettings;
404
Edgar Arriaga844fa672020-01-16 14:21:42 -0800405 void traverse(const LayerVector::Visitor& visitor) const;
Dan Stoza412903f2017-04-27 13:42:17 -0700406 void traverseInZOrder(const LayerVector::Visitor& visitor) const;
407 void traverseInReverseZOrder(const LayerVector::Visitor& visitor) const;
The Android Open Source Projectedbf3b62009-03-03 19:31:44 -0800408 };
409
Vishnu Nair8eda69e2021-02-26 10:42:10 -0800410 // Keeps track of pending buffers per layer handle in the transaction queue or current/drawing
411 // state before the buffers are latched. The layer owns the atomic counters and decrements the
412 // count in the main thread when dropping or latching a buffer.
413 //
414 // The binder threads increment the same counter when a new transaction containing a buffer is
415 // added to the transaction queue. The map is updated with the layer handle lifecycle updates.
416 // This is done to avoid lock contention with the main thread.
417 class BufferCountTracker {
418 public:
419 void increment(BBinder* layerHandle) {
420 std::lock_guard<std::mutex> lock(mLock);
421 auto it = mCounterByLayerHandle.find(layerHandle);
422 if (it != mCounterByLayerHandle.end()) {
423 auto [name, pendingBuffers] = it->second;
424 int32_t count = ++(*pendingBuffers);
425 ATRACE_INT(name.c_str(), count);
426 } else {
427 ALOGW("Handle not found! %p", layerHandle);
428 }
429 }
430
431 void add(BBinder* layerHandle, const std::string& name, std::atomic<int32_t>* counter) {
432 std::lock_guard<std::mutex> lock(mLock);
433 mCounterByLayerHandle[layerHandle] = std::make_pair(name, counter);
434 }
435
436 void remove(BBinder* layerHandle) {
437 std::lock_guard<std::mutex> lock(mLock);
438 mCounterByLayerHandle.erase(layerHandle);
439 }
440
441 private:
442 std::mutex mLock;
443 std::unordered_map<BBinder*, std::pair<std::string, std::atomic<int32_t>*>>
444 mCounterByLayerHandle GUARDED_BY(mLock);
445 };
446
Peiyong Linf243e5e2020-08-22 17:40:59 -0700447 enum class BootStage {
448 BOOTLOADER,
449 BOOTANIMATION,
450 FINISHED,
451 };
452
Peiyong Linf243e5e2020-08-22 17:40:59 -0700453 template <typename F, std::enable_if_t<!std::is_member_function_pointer_v<F>>* = nullptr>
454 static Dumper dumper(F&& dump) {
455 using namespace std::placeholders;
456 return std::bind(std::forward<F>(dump), _3);
457 }
458
459 template <typename F, std::enable_if_t<std::is_member_function_pointer_v<F>>* = nullptr>
460 Dumper dumper(F dump) {
461 using namespace std::placeholders;
462 return std::bind(dump, this, _3);
463 }
464
465 template <typename F>
466 Dumper argsDumper(F dump) {
467 using namespace std::placeholders;
468 return std::bind(dump, this, _1, _3);
469 }
470
471 template <typename F>
472 Dumper protoDumper(F dump) {
473 using namespace std::placeholders;
474 return std::bind(dump, this, _1, _2, _3);
475 }
476
Adithya Srinivasan2d736322020-10-01 16:53:48 -0700477 // Maximum allowed number of display frames that can be set through backdoor
478 static const int MAX_ALLOWED_DISPLAY_FRAMES = 2048;
Peiyong Linf243e5e2020-08-22 17:40:59 -0700479
Huihong Luo1b0c49f2022-03-15 19:18:21 -0700480 static const size_t MAX_LAYERS = 4096;
481
Peiyong Linf243e5e2020-08-22 17:40:59 -0700482 // Implements IBinder.
Peiyong Lin2acb7d42019-01-14 17:22:27 -0800483 status_t onTransact(uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags) override;
484 status_t dump(int fd, const Vector<String16>& args) override { return priorityDump(fd, args); }
Steven Thomasd4071902020-03-24 16:02:53 -0700485 bool callingThreadHasUnscopedSurfaceFlingerAccess(bool usePermissionCache = true)
486 EXCLUDES(mStateLock);
The Android Open Source Projectedbf3b62009-03-03 19:31:44 -0800487
Peiyong Linf243e5e2020-08-22 17:40:59 -0700488 // Implements ISurfaceComposer
Huihong Luo1768cb02022-10-11 11:10:34 -0700489 sp<IBinder> createDisplay(const String8& displayName, bool secure,
490 float requestedRefreshRate = 0);
Huihong Luo07e72362022-02-14 14:26:04 -0800491 void destroyDisplay(const sp<IBinder>& displayToken);
492 std::vector<PhysicalDisplayId> getPhysicalDisplayIds() const EXCLUDES(mStateLock) {
Ady Abrahamed3290f2021-05-17 15:12:14 -0700493 Mutex::Autolock lock(mStateLock);
494 return getPhysicalDisplayIdsLocked();
495 }
Vishnu Nair8c8db542021-09-17 19:51:45 -0700496
Huihong Luo07e72362022-02-14 14:26:04 -0800497 sp<IBinder> getPhysicalDisplayToken(PhysicalDisplayId displayId) const;
Siarhei Vishniakoufc434ac2021-01-13 10:28:00 -1000498 status_t setTransactionState(const FrameTimelineInfo& frameTimelineInfo,
Vishnu Nair40fff5c2022-11-04 02:46:28 +0000499 Vector<ComposerState>& state, const Vector<DisplayState>& displays,
500 uint32_t flags, const sp<IBinder>& applyToken,
chaviw308ddba2020-08-11 16:23:51 -0700501 const InputWindowCommands& inputWindowCommands,
Ady Abrahamf0c56492020-12-17 18:04:15 -0800502 int64_t desiredPresentTime, bool isAutoTimestamp,
Patrick Williams75ce1ea2023-01-19 15:02:30 -0600503 const std::vector<client_cache_t>& uncacheBuffers,
504 bool hasListenerCallbacks,
Pablo Gamito7eb7ee72020-08-05 10:57:05 +0000505 const std::vector<ListenerCallbacks>& listenerCallbacks,
506 uint64_t transactionId) override;
Huihong Luo1b0c49f2022-03-15 19:18:21 -0700507 void bootFinished();
Huihong Luo0a81aa32022-02-22 16:02:36 -0800508 virtual status_t getSupportedFrameTimestamps(std::vector<FrameEvent>* outSupported) const;
Peiyong Lin2acb7d42019-01-14 17:22:27 -0800509 sp<IDisplayEventConnection> createDisplayEventConnection(
Huihong Luo1b0c49f2022-03-15 19:18:21 -0700510 gui::ISurfaceComposer::VsyncSource vsyncSource =
511 gui::ISurfaceComposer::VsyncSource::eVsyncSourceApp,
Rachel Lee2248f522023-01-27 16:45:23 -0800512 EventRegistrationFlags eventRegistration = {},
513 const sp<IBinder>& layerHandle = nullptr);
Dominik Laskowskif1833852021-03-23 15:06:50 -0700514
Huihong Luof5029222021-12-16 14:33:46 -0800515 status_t captureDisplay(const DisplayCaptureArgs&, const sp<IScreenCaptureListener>&);
516 status_t captureDisplay(DisplayId, const sp<IScreenCaptureListener>&);
517 status_t captureLayers(const LayerCaptureArgs&, const sp<IScreenCaptureListener>&);
Robert Carr108b2c72019-04-02 16:32:58 -0700518
Huihong Luoaa7fc2e2022-02-15 10:43:00 -0800519 status_t getDisplayStats(const sp<IBinder>& displayToken, DisplayStatInfo* stats);
Marin Shalamanov228f46b2021-01-28 21:11:45 +0100520 status_t getDisplayState(const sp<IBinder>& displayToken, ui::DisplayState*)
Huihong Luoaa7fc2e2022-02-15 10:43:00 -0800521 EXCLUDES(mStateLock);
Sally Qi6bb12822022-10-05 11:42:30 -0700522 status_t getStaticDisplayInfo(int64_t displayId, ui::StaticDisplayInfo*) EXCLUDES(mStateLock);
523 status_t getDynamicDisplayInfoFromId(int64_t displayId, ui::DynamicDisplayInfo*)
Huihong Luoa79ddf42022-02-17 00:01:38 -0800524 EXCLUDES(mStateLock);
Sally Qi6bb12822022-10-05 11:42:30 -0700525 status_t getDynamicDisplayInfoFromToken(const sp<IBinder>& displayToken,
526 ui::DynamicDisplayInfo*) EXCLUDES(mStateLock);
527 void getDynamicDisplayInfoInternal(ui::DynamicDisplayInfo*&, const sp<DisplayDevice>&,
528 const display::DisplaySnapshot&);
Huihong Luoca3d9a42022-02-22 11:07:34 -0800529 status_t getDisplayNativePrimaries(const sp<IBinder>& displayToken, ui::DisplayPrimaries&);
530 status_t setActiveColorMode(const sp<IBinder>& displayToken, ui::ColorMode colorMode);
Huihong Luo37396db2022-02-15 10:43:00 -0800531 status_t getBootDisplayModeSupport(bool* outSupport) const;
Dominik Laskowskib363c4c2022-08-02 14:03:41 -0700532 status_t setBootDisplayMode(const sp<display::DisplayToken>&, DisplayModeId);
Sally Qi0cbd08b2022-08-17 12:12:28 -0700533 status_t getOverlaySupport(gui::OverlayProperties* outProperties) const;
Huihong Luo37396db2022-02-15 10:43:00 -0800534 status_t clearBootDisplayMode(const sp<IBinder>& displayToken);
Kriti Dang674b9372022-11-18 10:58:44 +0100535 status_t getHdrConversionCapabilities(
536 std::vector<gui::HdrConversionCapability>* hdrConversionCapaabilities) const;
537 status_t setHdrConversionStrategy(const gui::HdrConversionStrategy& hdrConversionStrategy);
538 status_t getHdrOutputConversionSupport(bool* outSupport) const;
Huihong Luo37396db2022-02-15 10:43:00 -0800539 void setAutoLowLatencyMode(const sp<IBinder>& displayToken, bool on);
540 void setGameContentType(const sp<IBinder>& displayToken, bool on);
541 void setPowerMode(const sp<IBinder>& displayToken, int mode);
Kriti Dang49ad4132021-01-08 11:49:56 +0100542 status_t overrideHdrTypes(const sp<IBinder>& displayToken,
Huihong Luo05539a12022-02-23 10:29:40 -0800543 const std::vector<ui::Hdr>& hdrTypes);
Huihong Luo30aa4372022-10-03 14:54:12 -0700544 status_t onPullAtom(const int32_t atomId, std::vector<uint8_t>* pulledData, bool* success);
Huihong Luo05539a12022-02-23 10:29:40 -0800545 status_t getLayerDebugInfo(std::vector<gui::LayerDebugInfo>* outLayers);
546 status_t getColorManagement(bool* outGetColorManagement) const;
Peiyong Linc6780972018-10-28 15:24:08 -0700547 status_t getCompositionPreference(ui::Dataspace* outDataspace, ui::PixelFormat* outPixelFormat,
548 ui::Dataspace* outWideColorGamutDataspace,
Huihong Luo05539a12022-02-23 10:29:40 -0800549 ui::PixelFormat* outWideColorGamutPixelFormat) const;
Dominik Laskowski470df5f2020-04-02 22:27:42 -0700550 status_t getDisplayedContentSamplingAttributes(const sp<IBinder>& displayToken,
Peiyong Lin2acb7d42019-01-14 17:22:27 -0800551 ui::PixelFormat* outFormat,
552 ui::Dataspace* outDataspace,
Huihong Luo05539a12022-02-23 10:29:40 -0800553 uint8_t* outComponentMask) const;
Dominik Laskowski470df5f2020-04-02 22:27:42 -0700554 status_t setDisplayContentSamplingEnabled(const sp<IBinder>& displayToken, bool enable,
Huihong Luo05539a12022-02-23 10:29:40 -0800555 uint8_t componentMask, uint64_t maxFrames);
Dominik Laskowski470df5f2020-04-02 22:27:42 -0700556 status_t getDisplayedContentSample(const sp<IBinder>& displayToken, uint64_t maxFrames,
Huihong Luo05539a12022-02-23 10:29:40 -0800557 uint64_t timestamp, DisplayedFrameStats* outStats) const;
558 status_t getProtectedContentSupport(bool* outSupported) const;
Huihong Luo37396db2022-02-15 10:43:00 -0800559 status_t isWideColorDisplay(const sp<IBinder>& displayToken, bool* outIsWideColorDisplay) const;
Dan Stoza84ab9372018-12-17 15:27:57 -0800560 status_t addRegionSamplingListener(const Rect& samplingArea, const sp<IBinder>& stopLayerHandle,
Huihong Luo02186fb2022-02-23 14:21:54 -0800561 const sp<IRegionSamplingListener>& listener);
562 status_t removeRegionSamplingListener(const sp<IRegionSamplingListener>& listener);
563 status_t addFpsListener(int32_t taskId, const sp<gui::IFpsListener>& listener);
564 status_t removeFpsListener(const sp<gui::IFpsListener>& listener);
565 status_t addTunnelModeEnabledListener(const sp<gui::ITunnelModeEnabledListener>& listener);
566 status_t removeTunnelModeEnabledListener(const sp<gui::ITunnelModeEnabledListener>& listener);
Marin Shalamanov228f46b2021-01-28 21:11:45 +0100567 status_t setDesiredDisplayModeSpecs(const sp<IBinder>& displayToken,
Ady Abraham285f8c12022-10-11 17:12:14 -0700568 const gui::DisplayModeSpecs&);
569 status_t getDesiredDisplayModeSpecs(const sp<IBinder>& displayToken, gui::DisplayModeSpecs*);
Huihong Luo37396db2022-02-15 10:43:00 -0800570 status_t getDisplayBrightnessSupport(const sp<IBinder>& displayToken, bool* outSupport) const;
John Reck22be6962021-03-10 12:59:54 -0500571 status_t setDisplayBrightness(const sp<IBinder>& displayToken,
Huihong Luo37396db2022-02-15 10:43:00 -0800572 const gui::DisplayBrightness& brightness);
John Reck88270902021-03-18 11:27:35 -0400573 status_t addHdrLayerInfoListener(const sp<IBinder>& displayToken,
Huihong Luo37396db2022-02-15 10:43:00 -0800574 const sp<gui::IHdrLayerInfoListener>& listener);
John Reck88270902021-03-18 11:27:35 -0400575 status_t removeHdrLayerInfoListener(const sp<IBinder>& displayToken,
Huihong Luo37396db2022-02-15 10:43:00 -0800576 const sp<gui::IHdrLayerInfoListener>& listener);
577 status_t notifyPowerBoost(int32_t boostId);
Vishnu Nairb13bb952019-11-15 10:24:08 -0800578 status_t setGlobalShadowSettings(const half4& ambientColor, const half4& spotColor,
Huihong Luo3bdef862022-03-03 11:57:19 -0800579 float lightPosY, float lightPosZ, float lightRadius);
Leon Scroggins IIIe7c51c62022-02-01 15:53:54 -0500580 status_t getDisplayDecorationSupport(
581 const sp<IBinder>& displayToken,
582 std::optional<aidl::android::hardware::graphics::common::DisplayDecorationSupport>*
Huihong Luo3bdef862022-03-03 11:57:19 -0800583 outSupport) const;
Steven Thomas62a4cf82020-01-31 12:04:03 -0800584 status_t setFrameRate(const sp<IGraphicBufferProducer>& surface, float frameRate,
Huihong Luo3bdef862022-03-03 11:57:19 -0800585 int8_t compatibility, int8_t changeFrameRateStrategy);
Peiyong Linf243e5e2020-08-22 17:40:59 -0700586
Siarhei Vishniakoufc434ac2021-01-13 10:28:00 -1000587 status_t setFrameTimelineInfo(const sp<IGraphicBufferProducer>& surface,
Huihong Luo3bdef862022-03-03 11:57:19 -0800588 const gui::FrameTimelineInfo& frameTimelineInfo);
Ady Abraham74e17562020-08-24 18:18:19 -0700589
Huihong Luo3bdef862022-03-03 11:57:19 -0800590 status_t setOverrideFrameRate(uid_t uid, float frameRate);
Andy Yu2ae6b6b2021-11-18 14:51:06 -0800591
Huihong Luo02186fb2022-02-23 14:21:54 -0800592 int getGpuContextPriority();
Ana Krulec31f2b3c2020-12-14 14:30:09 -0800593
Huihong Luo02186fb2022-02-23 14:21:54 -0800594 status_t getMaxAcquiredBufferCount(int* buffers) const;
Ady Abraham564f9de2021-02-03 18:34:33 -0800595
Huihong Luo02186fb2022-02-23 14:21:54 -0800596 status_t addWindowInfosListener(const sp<gui::IWindowInfosListener>& windowInfosListener) const;
chaviw60c9d3e2021-06-04 12:52:17 -0500597 status_t removeWindowInfosListener(
Huihong Luo02186fb2022-02-23 14:21:54 -0800598 const sp<gui::IWindowInfosListener>& windowInfosListener) const;
chaviw60c9d3e2021-06-04 12:52:17 -0500599
Peiyong Linf243e5e2020-08-22 17:40:59 -0700600 // Implements IBinder::DeathRecipient.
Peiyong Lin2acb7d42019-01-14 17:22:27 -0800601 void binderDied(const wp<IBinder>& who) override;
Mathias Agopian99ce5cd2012-01-31 18:24:27 -0800602
Dominik Laskowski0deb06e2021-04-16 23:18:31 -0700603 // HWC2::ComposerCallback overrides:
Dominik Laskowskidc2bb802022-09-28 16:02:59 -0400604 void onComposerHalVsync(hal::HWDisplayId, nsecs_t timestamp,
Dominik Laskowski0deb06e2021-04-16 23:18:31 -0700605 std::optional<hal::VsyncPeriodNanos>) override;
606 void onComposerHalHotplug(hal::HWDisplayId, hal::Connection) override;
607 void onComposerHalRefresh(hal::HWDisplayId) override;
608 void onComposerHalVsyncPeriodTimingChanged(hal::HWDisplayId,
609 const hal::VsyncPeriodChangeTimeline&) override;
610 void onComposerHalSeamlessPossible(hal::HWDisplayId) override;
Yichi Chen3401b562022-01-17 15:42:35 +0800611 void onComposerHalVsyncIdle(hal::HWDisplayId) override;
Mathias Agopian86303202012-07-24 22:46:10 -0700612
Dominik Laskowskie0e0cde2021-07-30 10:42:05 -0700613 // ICompositor overrides:
Dominik Laskowskif11728a2022-07-28 13:07:42 -0700614 void configure() override;
Dominik Laskowski08fbd852022-07-14 08:53:42 -0700615 bool commit(TimePoint frameTime, VsyncId, TimePoint expectedVsyncTime) override;
Dominik Laskowski08fbd852022-07-14 08:53:42 -0700616 void composite(TimePoint frameTime, VsyncId) override;
Dominik Laskowskie0e0cde2021-07-30 10:42:05 -0700617 void sample() override;
618
Dominik Laskowskif11728a2022-07-28 13:07:42 -0700619 // ISchedulerCallback overrides:
Dominik Laskowski8b01cc02020-07-14 19:02:41 -0700620
621 // Toggles hardware VSYNC by calling into HWC.
Dominik Laskowski530d6bd2022-10-10 16:55:54 -0400622 // TODO(b/241286146): Rename for self-explanatory API.
Leon Scroggins III31d41412022-11-18 16:42:53 -0500623 void setVsyncEnabled(PhysicalDisplayId, bool) override;
Dominik Laskowski530d6bd2022-10-10 16:55:54 -0400624 void requestDisplayModes(std::vector<display::DisplayModeRequest>) override;
Ady Abrahama09852a2020-02-20 14:23:42 -0800625 void kernelTimerChanged(bool expired) override;
Ady Abraham62a0be22020-12-08 16:54:10 -0800626 void triggerOnFrameRateOverridesChanged() override;
Dominik Laskowskif11728a2022-07-28 13:07:42 -0700627
Ana Krulecb9afd792020-06-11 13:16:15 -0700628 // Toggles the kernel idle timer on or off depending the policy decisions around refresh rates.
Ady Abraham3efa3942021-06-24 19:01:25 -0700629 void toggleKernelIdleTimer() REQUIRES(mStateLock);
Dominik Laskowski530d6bd2022-10-10 16:55:54 -0400630
Dominik Laskowskid82e0f02022-10-26 15:23:04 -0400631 using KernelIdleTimerController = scheduler::RefreshRateSelector::KernelIdleTimerController;
Dominik Laskowski530d6bd2022-10-10 16:55:54 -0400632
ramindani32cf0602022-03-02 02:30:29 +0000633 // Get the controller and timeout that will help decide how the kernel idle timer will be
634 // configured and what value to use as the timeout.
635 std::pair<std::optional<KernelIdleTimerController>, std::chrono::milliseconds>
636 getKernelIdleTimerProperties(DisplayId) REQUIRES(mStateLock);
637 // Updates the kernel idle timer either through HWC or through sysprop
638 // depending on which controller is provided
639 void updateKernelIdleTimer(std::chrono::milliseconds timeoutMs, KernelIdleTimerController,
640 PhysicalDisplayId) REQUIRES(mStateLock);
Ana Krulecb9afd792020-06-11 13:16:15 -0700641 // Keeps track of whether the kernel idle timer is currently enabled, so we don't have to
642 // make calls to sys prop each time.
643 bool mKernelIdleTimerEnabled = false;
Ady Abraham29d0da32020-07-16 18:39:33 -0700644 // Show spinner with refresh rate overlay
645 bool mRefreshRateOverlaySpinner = false;
Ady Abraham0aa373a2022-11-22 13:56:50 -0800646 // Show render rate with refresh rate overlay
647 bool mRefreshRateOverlayRenderRate = false;
Yifei Zhangcfb7bb32023-01-12 16:17:14 -0800648 // Show render rate overlay offseted to the middle of the screen (e.g. for circular displays)
649 bool mRefreshRateOverlayShowInMiddle = false;
Dominik Laskowski8b01cc02020-07-14 19:02:41 -0700650
Dominik Laskowskifc378b02022-12-02 14:56:05 -0500651 void setDesiredActiveMode(display::DisplayModeRequest&&, bool force = false)
652 REQUIRES(mStateLock);
Dominik Laskowski530d6bd2022-10-10 16:55:54 -0400653
Dominik Laskowskib363c4c2022-08-02 14:03:41 -0700654 status_t setActiveModeFromBackdoor(const sp<display::DisplayToken>&, DisplayModeId);
Marin Shalamanovdd594312021-11-09 16:37:37 +0100655 // Sets the active mode and a new refresh rate in SF.
Dominik Laskowskif8734e02022-08-26 09:06:59 -0700656 void updateInternalStateWithChangedMode() REQUIRES(mStateLock, kMainThreadContext);
Marin Shalamanova7fe3042021-01-29 21:02:08 +0100657 // Calls to setActiveMode on the main thread if there is a pending mode change
Ady Abraham27cbed72020-04-10 12:56:59 -0700658 // that needs to be applied.
Dominik Laskowskif8734e02022-08-26 09:06:59 -0700659 void setActiveModeInHwcIfNeeded() REQUIRES(mStateLock, kMainThreadContext);
Ady Abraham690f4612021-07-01 23:24:03 -0700660 void clearDesiredActiveModeState(const sp<DisplayDevice>&) REQUIRES(mStateLock);
Marin Shalamanova7fe3042021-01-29 21:02:08 +0100661 // Called when active mode is no longer is progress
Ady Abraham690f4612021-07-01 23:24:03 -0700662 void desiredActiveModeChangeDone(const sp<DisplayDevice>&) REQUIRES(mStateLock);
Marin Shalamanov5801c942020-12-17 17:00:13 +0100663 // Called on the main thread in response to setPowerMode()
Peiyong Lin65248e02020-04-18 21:15:07 -0700664 void setPowerModeInternal(const sp<DisplayDevice>& display, hal::PowerMode mode)
Dominik Laskowskif8734e02022-08-26 09:06:59 -0700665 REQUIRES(mStateLock, kMainThreadContext);
The Android Open Source Projectedbf3b62009-03-03 19:31:44 -0800666
Dominik Laskowskif2595442022-08-29 13:51:57 -0700667 // Returns the preferred mode for PhysicalDisplayId if the Scheduler has selected one for that
668 // display. Falls back to the display's defaultModeId otherwise.
Ady Abrahamace3d052022-11-17 16:25:05 -0800669 ftl::Optional<scheduler::FrameRateMode> getPreferredDisplayMode(
Dominik Laskowski530d6bd2022-10-10 16:55:54 -0400670 PhysicalDisplayId, DisplayModeId defaultModeId) const REQUIRES(mStateLock);
Dominik Laskowskif2595442022-08-29 13:51:57 -0700671
Dominik Laskowskid82e0f02022-10-26 15:23:04 -0400672 status_t setDesiredDisplayModeSpecsInternal(
673 const sp<DisplayDevice>&, const scheduler::RefreshRateSelector::PolicyVariant&)
Dominik Laskowski36dced82022-09-02 09:24:00 -0700674 EXCLUDES(mStateLock) REQUIRES(kMainThreadContext);
Ady Abraham838de062019-02-04 10:24:03 -0800675
Dominik Laskowski3f726402022-11-21 17:21:22 -0500676 // TODO(b/241285191): Look up RefreshRateSelector on Scheduler to remove redundant parameter.
677 status_t applyRefreshRateSelectorPolicy(PhysicalDisplayId,
Dominik Laskowskifc378b02022-12-02 14:56:05 -0500678 const scheduler::RefreshRateSelector&,
679 bool force = false)
Dominik Laskowski3f726402022-11-21 17:21:22 -0500680 REQUIRES(mStateLock, kMainThreadContext);
681
Dominik Laskowskif8734e02022-08-26 09:06:59 -0700682 void commitTransactions() EXCLUDES(mStateLock) REQUIRES(kMainThreadContext);
683 void commitTransactionsLocked(uint32_t transactionFlags)
684 REQUIRES(mStateLock, kMainThreadContext);
Dominik Laskowski9e168db2021-05-27 16:05:12 -0700685 void doCommitTransactions() REQUIRES(mStateLock);
Dan Stoza6b9454d2014-11-07 16:00:59 -0800686
Dominik Laskowskie0e0cde2021-07-30 10:42:05 -0700687 // Returns whether a new buffer has been latched.
688 bool latchBuffers();
Dan Stoza28d46a52020-04-28 09:54:54 -0700689
Dominik Laskowskie0e0cde2021-07-30 10:42:05 -0700690 void updateLayerGeometry();
Vishnu Nair0a4fb002022-08-08 02:40:42 +0000691 void updateLayerMetadataSnapshot();
Dan Stoza6b9454d2014-11-07 16:00:59 -0800692
Vishnu Nair6194e2e2019-02-06 12:58:39 -0800693 void updateInputFlinger();
Dominik Laskowski298b08e2022-02-15 13:45:02 -0800694 void persistDisplayBrightness(bool needsComposite) REQUIRES(kMainThreadContext);
Vishnu Nair03ccbd62021-12-01 17:21:16 -0800695 void buildWindowInfos(std::vector<gui::WindowInfo>& outWindowInfos,
696 std::vector<gui::DisplayInfo>& outDisplayInfos);
Vishnu Nairfa5f8df2019-02-13 17:02:51 -0800697 void commitInputWindowCommands() REQUIRES(mStateLock);
Riley Andrews03414a12014-07-01 14:22:59 -0700698 void updateCursorAsync();
Dominik Laskowski08d05c22020-07-22 00:05:08 -0700699
Dominik Laskowski59db9562022-10-27 16:18:53 -0400700 void initScheduler(const sp<const DisplayDevice>&) REQUIRES(kMainThreadContext, mStateLock);
Dominik Laskowski1c99a002023-01-20 17:10:36 -0500701 void updatePhaseConfiguration(Fps) REQUIRES(mStateLock);
The Android Open Source Projectedbf3b62009-03-03 19:31:44 -0800702
Peiyong Linf243e5e2020-08-22 17:40:59 -0700703 /*
Mathias Agopian921e6ac2012-07-23 23:11:29 -0700704 * Transactions
705 */
Patrick Williams75ce1ea2023-01-19 15:02:30 -0600706 bool applyTransactionState(
707 const FrameTimelineInfo& info, std::vector<ResolvedComposerState>& state,
708 Vector<DisplayState>& displays, uint32_t flags,
709 const InputWindowCommands& inputWindowCommands, const int64_t desiredPresentTime,
710 bool isAutoTimestamp, const std::vector<uint64_t>& uncacheBufferIds,
711 const int64_t postTime, uint32_t permissions, bool hasListenerCallbacks,
712 const std::vector<ListenerCallbacks>& listenerCallbacks, int originPid, int originUid,
713 uint64_t transactionId) REQUIRES(mStateLock);
Dominik Laskowski08fbd852022-07-14 08:53:42 -0700714 // Flush pending transactions that were presented after desiredPresentTime.
Vishnu Nair42ad3192023-01-24 19:17:59 -0800715 // For test only
Dominik Laskowski08fbd852022-07-14 08:53:42 -0700716 bool flushTransactionQueues(VsyncId) REQUIRES(kMainThreadContext);
Vishnu Nair42ad3192023-01-24 19:17:59 -0800717
718 bool applyTransactions(std::vector<TransactionState>&, VsyncId) REQUIRES(kMainThreadContext);
719
Marissa Walle6e3c0d2019-03-29 10:28:30 -0700720 // Returns true if there is at least one transaction that needs to be flushed
721 bool transactionFlushNeeded();
Vishnu Nair59f6d2d2022-10-05 16:59:56 -0700722 void addTransactionReadyFilters();
723 TransactionHandler::TransactionReadiness transactionReadyTimelineCheck(
724 const TransactionHandler::TransactionFlushState& flushState)
725 REQUIRES(kMainThreadContext);
726 TransactionHandler::TransactionReadiness transactionReadyBufferCheck(
727 const TransactionHandler::TransactionFlushState& flushState)
728 REQUIRES(kMainThreadContext);
Ady Abrahame1bfaac2022-02-22 21:32:08 -0800729
Vishnu Nair40fff5c2022-11-04 02:46:28 +0000730 uint32_t setClientStateLocked(const FrameTimelineInfo&, ResolvedComposerState&,
Dominik Laskowski48e09ef2021-08-04 14:05:30 -0700731 int64_t desiredPresentTime, bool isAutoTimestamp,
Patrick Williamsf1e5df12022-10-17 21:37:42 +0000732 int64_t postTime, uint32_t permissions, uint64_t transactionId)
733 REQUIRES(mStateLock);
Dominik Laskowski48e09ef2021-08-04 14:05:30 -0700734
Dominik Laskowski9e168db2021-05-27 16:05:12 -0700735 uint32_t getTransactionFlags() const;
736
Dominik Laskowski94000c42022-03-17 12:55:14 -0700737 // Sets the masked bits, and schedules a commit if needed.
738 void setTransactionFlags(uint32_t mask, TransactionSchedule = TransactionSchedule::Late,
Dominik Laskowski1f6fc702022-03-21 08:34:50 -0700739 const sp<IBinder>& applyToken = nullptr,
740 FrameHint = FrameHint::kActive);
Dominik Laskowski9e168db2021-05-27 16:05:12 -0700741
742 // Clears and returns the masked bits.
743 uint32_t clearTransactionFlags(uint32_t mask);
744
chaviw74d90ad2019-04-26 14:45:26 -0700745 void commitOffscreenLayers();
Dominik Laskowski94000c42022-03-17 12:55:14 -0700746
ramindani4d48f902021-09-20 21:07:45 +0000747 static LatchUnsignaledConfig getLatchUnsignaledConfig();
Ady Abraham2739e832022-02-14 17:42:00 -0800748 bool shouldLatchUnsignaled(const sp<Layer>& layer, const layer_state_t&, size_t numStates,
Vishnu Nair59f6d2d2022-10-05 16:59:56 -0700749 bool firstTransaction) const;
Vishnu Nair42ad3192023-01-24 19:17:59 -0800750 bool applyTransactionsLocked(std::vector<TransactionState>& transactions, VsyncId)
Vishnu Nair7891e962021-11-11 12:07:21 -0800751 REQUIRES(mStateLock);
Vishnu Nairce5d0cc2019-02-28 14:38:41 -0800752 uint32_t setDisplayStateLocked(const DisplayState& s) REQUIRES(mStateLock);
Vishnu Nairfa5f8df2019-02-13 17:02:51 -0800753 uint32_t addInputWindowCommands(const InputWindowCommands& inputWindowCommands)
754 REQUIRES(mStateLock);
Dominik Laskowski08fbd852022-07-14 08:53:42 -0700755 bool frameIsEarly(TimePoint expectedPresentTime, VsyncId) const;
756
Peiyong Linf243e5e2020-08-22 17:40:59 -0700757 /*
Mathias Agopian921e6ac2012-07-23 23:11:29 -0700758 * Layer management
759 */
Vishnu Naircb8be502022-10-12 19:03:23 +0000760 status_t createLayer(LayerCreationArgs& args, gui::CreateSurfaceResult& outResult);
The Android Open Source Projectedbf3b62009-03-03 19:31:44 -0800761
Vishnu Nair7fb9e5a2021-11-08 12:44:05 -0800762 status_t createBufferStateLayer(LayerCreationArgs& args, sp<IBinder>* outHandle,
763 sp<Layer>* outLayer);
Marissa Wall61c58622018-07-18 10:12:20 -0700764
Vishnu Nair84125ac2021-12-02 08:47:48 -0800765 status_t createEffectLayer(const LayerCreationArgs& args, sp<IBinder>* outHandle,
Vishnu Nairfa247b12020-02-11 08:58:26 -0800766 sp<Layer>* outLayer);
Mathias Agopian74c40c02010-09-29 13:02:36 -0700767
Vishnu Nair84125ac2021-12-02 08:47:48 -0800768 status_t mirrorLayer(const LayerCreationArgs& args, const sp<IBinder>& mirrorFromHandle,
Patrick Williamsa361de62022-10-06 20:34:10 +0000769 gui::CreateSurfaceResult& outResult);
chaviwfe94a222019-08-21 13:52:59 -0700770
Chavi Weingarten7043a7d2022-07-19 23:40:35 +0000771 status_t mirrorDisplay(DisplayId displayId, const LayerCreationArgs& args,
Patrick Williamsa361de62022-10-06 20:34:10 +0000772 gui::CreateSurfaceResult& outResult);
Chavi Weingarten7043a7d2022-07-19 23:40:35 +0000773
Robert Carr6fb1a7e2018-12-11 12:07:25 -0800774 void markLayerPendingRemovalLocked(const sp<Layer>& layer);
Mathias Agopiana4912602012-07-12 14:25:33 -0700775
Mathias Agopian921e6ac2012-07-23 23:11:29 -0700776 // add a layer to SurfaceFlinger
Vishnu Naircb8be502022-10-12 19:03:23 +0000777 status_t addClientLayer(const LayerCreationArgs& args, const sp<IBinder>& handle,
778 const sp<Layer>& layer, const wp<Layer>& parentLayer,
Garfield Tandbc93d72021-10-26 18:28:57 -0700779 uint32_t* outTransformHint);
Mathias Agopianf1d8e872009-04-20 19:39:12 -0700780
Vishnu Nair4351ad52019-02-11 14:13:02 -0800781 // Traverse through all the layers and compute and cache its bounds.
782 void computeLayerBounds();
783
Peiyong Linf243e5e2020-08-22 17:40:59 -0700784 // Boot animation, on/off animations and screen capture
Mathias Agopian921e6ac2012-07-23 23:11:29 -0700785 void startBootAnim();
Mathias Agopian96f08192010-06-02 23:28:45 -0700786
Vishnu Nair7aa0eb72023-01-24 03:59:27 +0000787 ftl::SharedFuture<FenceResult> captureScreenCommon(RenderAreaFuture, GetLayerSnapshotsFunction,
Dominik Laskowskib17c6212022-05-09 09:36:19 -0700788 ui::Size bufferSize, ui::PixelFormat,
789 bool allowProtected, bool grayscale,
790 const sp<IScreenCaptureListener>&);
791 ftl::SharedFuture<FenceResult> captureScreenCommon(
Vishnu Nair7aa0eb72023-01-24 03:59:27 +0000792 RenderAreaFuture, GetLayerSnapshotsFunction,
Sally Qi59a9f502021-10-12 18:53:23 +0000793 const std::shared_ptr<renderengine::ExternalTexture>&, bool regionSampling,
794 bool grayscale, const sp<IScreenCaptureListener>&);
Dominik Laskowskib17c6212022-05-09 09:36:19 -0700795 ftl::SharedFuture<FenceResult> renderScreenImpl(
Vishnu Nair7aa0eb72023-01-24 03:59:27 +0000796 std::shared_ptr<const RenderArea>, GetLayerSnapshotsFunction,
Sally Qi59a9f502021-10-12 18:53:23 +0000797 const std::shared_ptr<renderengine::ExternalTexture>&, bool canCaptureBlackoutContent,
Patrick Williams377c0142022-10-13 17:33:38 +0000798 bool regionSampling, bool grayscale, ScreenCaptureResults&) EXCLUDES(mStateLock)
799 REQUIRES(kMainThreadContext);
chaviw03900772020-08-18 12:34:51 -0700800
chaviw4b9d5e12020-08-04 18:30:35 -0700801 // If the uid provided is not UNSET_UID, the traverse will skip any layers that don't have a
802 // matching ownerUid
803 void traverseLayersInLayerStack(ui::LayerStack, const int32_t uid, const LayerVector::Visitor&);
Mathias Agopianabe815d2013-03-19 22:22:21 -0700804
Romain Guy11d63f42017-07-20 12:47:14 -0700805 void readPersistentProperties();
806
rnleeed20fa42021-08-10 18:00:03 -0700807 uint32_t getMaxAcquiredBufferCountForCurrentRefreshRate(uid_t uid) const;
Ady Abraham899dcdb2021-06-15 16:56:21 -0700808
Peiyong Linf243e5e2020-08-22 17:40:59 -0700809 /*
Mathias Agopian87baae12012-07-31 12:38:26 -0700810 * Display and layer stack management
Mathias Agopian921e6ac2012-07-23 23:11:29 -0700811 */
Dominik Laskowskif8734e02022-08-26 09:06:59 -0700812
813 // Called during boot, and restart after system_server death.
Andy McFadden13a082e2012-08-24 10:16:42 -0700814 void initializeDisplays();
Dominik Laskowskif8734e02022-08-26 09:06:59 -0700815 void onInitializeDisplays() REQUIRES(mStateLock, kMainThreadContext);
Andy McFadden13a082e2012-08-24 10:16:42 -0700816
Dominik Laskowski0a1435d2020-04-21 00:27:31 -0700817 sp<const DisplayDevice> getDisplayDeviceLocked(const wp<IBinder>& displayToken) const
818 REQUIRES(mStateLock) {
Dominik Laskowskieecd6592018-05-29 10:25:41 -0700819 return const_cast<SurfaceFlinger*>(this)->getDisplayDeviceLocked(displayToken);
Mathias Agopian92a979a2012-08-02 18:32:23 -0700820 }
Mathias Agopiandb9b41f2012-10-15 16:51:41 -0700821
Dominik Laskowski0a1435d2020-04-21 00:27:31 -0700822 sp<DisplayDevice> getDisplayDeviceLocked(const wp<IBinder>& displayToken) REQUIRES(mStateLock) {
Dominik Laskowskieb627312022-04-07 09:13:16 -0700823 const sp<DisplayDevice> nullDisplay;
824 return mDisplays.get(displayToken).value_or(std::cref(nullDisplay));
Mathias Agopian921e6ac2012-07-23 23:11:29 -0700825 }
Mathias Agopian99b49842011-06-27 16:05:52 -0700826
Ady Abraham690f4612021-07-01 23:24:03 -0700827 sp<const DisplayDevice> getDisplayDeviceLocked(PhysicalDisplayId id) const
828 REQUIRES(mStateLock) {
829 return const_cast<SurfaceFlinger*>(this)->getDisplayDeviceLocked(id);
830 }
831
832 sp<DisplayDevice> getDisplayDeviceLocked(PhysicalDisplayId id) REQUIRES(mStateLock) {
833 if (const auto token = getPhysicalDisplayTokenLocked(id)) {
834 return getDisplayDeviceLocked(token);
835 }
836 return nullptr;
837 }
838
Dominik Laskowski3c363242022-04-07 10:44:12 -0700839 sp<const DisplayDevice> getDisplayDeviceLocked(DisplayId id) const REQUIRES(mStateLock) {
840 // TODO(b/182939859): Replace tokens with IDs for display lookup.
841 return findDisplay([id](const auto& display) { return display.getId() == id; });
842 }
843
844 // Returns the primary display or (for foldables) the active display, assuming that the inner
845 // and outer displays have mutually exclusive power states.
Dominik Laskowski0a1435d2020-04-21 00:27:31 -0700846 sp<const DisplayDevice> getDefaultDisplayDeviceLocked() const REQUIRES(mStateLock) {
Dominik Laskowskieecd6592018-05-29 10:25:41 -0700847 return const_cast<SurfaceFlinger*>(this)->getDefaultDisplayDeviceLocked();
Stephen Kiazyk7d3dcb92017-04-05 16:46:49 -0700848 }
849
Dominik Laskowski0a1435d2020-04-21 00:27:31 -0700850 sp<DisplayDevice> getDefaultDisplayDeviceLocked() REQUIRES(mStateLock) {
Dominik Laskowskie591b552022-09-09 10:44:56 -0700851 if (const auto display = getDisplayDeviceLocked(mActiveDisplayId)) {
Ady Abrahamed3290f2021-05-17 15:12:14 -0700852 return display;
853 }
Dominik Laskowski3c363242022-04-07 10:44:12 -0700854 // The active display is outdated, so fall back to the primary display.
Dominik Laskowskie591b552022-09-09 10:44:56 -0700855 mActiveDisplayId = getPrimaryDisplayIdLocked();
856 return getDisplayDeviceLocked(mActiveDisplayId);
Michael Wright28f24d02016-07-12 13:30:53 -0700857 }
858
Ady Abraham3efa3942021-06-24 19:01:25 -0700859 sp<const DisplayDevice> getDefaultDisplayDevice() const EXCLUDES(mStateLock) {
Dominik Laskowski0a1435d2020-04-21 00:27:31 -0700860 Mutex::Autolock lock(mStateLock);
861 return getDefaultDisplayDeviceLocked();
862 }
Marin Shalamanovf5de90d2019-10-08 10:57:25 +0200863
Dominik Laskowskib363c4c2022-08-02 14:03:41 -0700864 using DisplayDeviceAndSnapshot =
865 std::pair<sp<DisplayDevice>, display::PhysicalDisplay::SnapshotRef>;
866
867 // Combinator for ftl::Optional<PhysicalDisplay>::and_then.
868 auto getDisplayDeviceAndSnapshot() REQUIRES(mStateLock) {
869 return [this](const display::PhysicalDisplay& display) REQUIRES(
870 mStateLock) -> ftl::Optional<DisplayDeviceAndSnapshot> {
871 if (auto device = getDisplayDeviceLocked(display.snapshot().displayId())) {
872 return std::make_pair(std::move(device), display.snapshotRef());
873 }
874
875 return {};
876 };
877 }
878
Dominik Laskowski7b9bf4c2021-03-18 12:21:29 -0700879 // Returns the first display that matches a `bool(const DisplayDevice&)` predicate.
880 template <typename Predicate>
881 sp<DisplayDevice> findDisplay(Predicate p) const REQUIRES(mStateLock) {
882 const auto it = std::find_if(mDisplays.begin(), mDisplays.end(),
883 [&](const auto& pair) { return p(*pair.second); });
884
885 return it == mDisplays.end() ? nullptr : it->second;
886 }
887
Ady Abrahamed3290f2021-05-17 15:12:14 -0700888 std::vector<PhysicalDisplayId> getPhysicalDisplayIdsLocked() const REQUIRES(mStateLock);
889
Mathias Agopian87baae12012-07-31 12:38:26 -0700890 // mark a region of a layer stack dirty. this updates the dirty
891 // region of all screens presenting this layer stack.
Chia-I Wuab0c3192017-08-01 11:29:00 -0700892 void invalidateLayerStack(const sp<const Layer>& layer, const Region& dirty);
Mathias Agopian87baae12012-07-31 12:38:26 -0700893
Dominik Laskowskib363c4c2022-08-02 14:03:41 -0700894 ui::LayerFilter makeLayerFilterForDisplay(DisplayId displayId, ui::LayerStack layerStack)
895 REQUIRES(mStateLock) {
896 return {layerStack,
897 PhysicalDisplayId::tryCast(displayId)
898 .and_then(display::getPhysicalDisplay(mPhysicalDisplays))
899 .transform(&display::PhysicalDisplay::isInternal)
900 .value_or(false)};
Ady Abrahamed3290f2021-05-17 15:12:14 -0700901 }
902
Peiyong Linf243e5e2020-08-22 17:40:59 -0700903 /*
Mathias Agopian86303202012-07-24 22:46:10 -0700904 * H/W composer
905 */
Marin Shalamanov6e840172020-12-14 22:13:28 +0100906 // The following thread safety rules apply when accessing HWComposer:
907 // 1. When reading display state from HWComposer on the main thread, it's not necessary to
908 // acquire mStateLock.
909 // 2. When accessing HWComposer on a thread other than the main thread, we always
Lloyd Pique441d5042018-10-18 16:49:51 -0700910 // need to acquire mStateLock. This is because the main thread could be
Marin Shalamanov6e840172020-12-14 22:13:28 +0100911 // in the process of writing display state, e.g. creating or destroying a display.
Lloyd Pique441d5042018-10-18 16:49:51 -0700912 HWComposer& getHwComposer() const;
Mathias Agopian86303202012-07-24 22:46:10 -0700913
Peiyong Linf243e5e2020-08-22 17:40:59 -0700914 /*
Mathias Agopian921e6ac2012-07-23 23:11:29 -0700915 * Compositing
916 */
Chavi Weingarten076acac2023-01-19 17:20:43 +0000917 void postComposition(nsecs_t callTime) REQUIRES(kMainThreadContext);
Mathias Agopian4da75192010-08-10 17:19:56 -0700918
Peiyong Linf243e5e2020-08-22 17:40:59 -0700919 /*
Jamie Gennis0bceb842012-08-23 20:19:38 -0700920 * Display management
921 */
Dominik Laskowskib0054a22022-03-03 09:03:06 -0800922 std::pair<DisplayModes, DisplayModePtr> loadDisplayModes(PhysicalDisplayId) const
923 REQUIRES(mStateLock);
924
Dominik Laskowskif11728a2022-07-28 13:07:42 -0700925 // TODO(b/241285876): Move to DisplayConfigurator.
926 //
927 // Returns whether displays have been added/changed/removed, i.e. whether ICompositor should
928 // commit display transactions.
929 bool configureLocked() REQUIRES(mStateLock) REQUIRES(kMainThreadContext)
930 EXCLUDES(mHotplugMutex);
931
Dominik Laskowskibb66e632022-08-17 08:00:25 -0700932 // Returns a string describing the hotplug, or nullptr if it was rejected.
933 const char* processHotplug(PhysicalDisplayId, hal::HWDisplayId, bool connected,
934 DisplayIdentificationInfo&&) REQUIRES(mStateLock)
935 REQUIRES(kMainThreadContext);
936
Lloyd Pique542307f2018-10-19 13:24:08 -0700937 sp<DisplayDevice> setupNewDisplayDeviceInternal(
Lloyd Pique9370a482019-10-03 17:58:30 -0700938 const wp<IBinder>& displayToken,
939 std::shared_ptr<compositionengine::Display> compositionDisplay,
Lloyd Pique542307f2018-10-19 13:24:08 -0700940 const DisplayDeviceState& state,
Marin Shalamanovae685592020-02-12 17:12:22 +0100941 const sp<compositionengine::DisplaySurface>& displaySurface,
Dominik Laskowski0a1435d2020-04-21 00:27:31 -0700942 const sp<IGraphicBufferProducer>& producer) REQUIRES(mStateLock);
Dominik Laskowskif8734e02022-08-26 09:06:59 -0700943 void processDisplayChangesLocked() REQUIRES(mStateLock, kMainThreadContext);
Dominik Laskowski596a2562022-10-28 11:26:12 -0400944 void processDisplayRemoved(const wp<IBinder>& displayToken)
945 REQUIRES(mStateLock, kMainThreadContext);
Marin Shalamanovae685592020-02-12 17:12:22 +0100946 void processDisplayChanged(const wp<IBinder>& displayToken,
947 const DisplayDeviceState& currentState,
Dominik Laskowskif8734e02022-08-26 09:06:59 -0700948 const DisplayDeviceState& drawingState)
949 REQUIRES(mStateLock, kMainThreadContext);
Mathias Agopian3ee454a2012-08-27 16:28:24 -0700950
Dominik Laskowskidcb38bb2019-01-25 02:35:50 -0800951 void dispatchDisplayHotplugEvent(PhysicalDisplayId displayId, bool connected);
Dominik Laskowski1eba0202019-01-24 09:14:40 -0800952
Peiyong Linf243e5e2020-08-22 17:40:59 -0700953 /*
Dominik Laskowski08d05c22020-07-22 00:05:08 -0700954 * VSYNC
Jamie Gennisfaf77cc2013-07-30 15:10:32 -0700955 */
Ady Abraham2492a022020-07-24 11:09:55 -0700956 nsecs_t getVsyncPeriodFromHWC() const REQUIRES(mStateLock);
Robert Carr1f0a16a2016-10-24 16:27:39 -0700957
Leon Scroggins III31d41412022-11-18 16:42:53 -0500958 void setHWCVsyncEnabled(PhysicalDisplayId id, bool enabled) {
959 hal::Vsync halState = enabled ? hal::Vsync::ENABLE : hal::Vsync::DISABLE;
960 getHwComposer().setVsyncEnabled(id, halState);
Ady Abraham4f960d12021-10-13 16:59:49 -0700961 }
962
Dominik Laskowski5d164f22022-07-07 07:56:07 -0700963 using FenceTimePtr = std::shared_ptr<FenceTime>;
Ady Abraham6c1b7ac2021-03-31 16:56:03 -0700964
Dominik Laskowski08fbd852022-07-14 08:53:42 -0700965 const FenceTimePtr& getPreviousPresentFence(TimePoint frameTime, Period)
Dominik Laskowski5d164f22022-07-07 07:56:07 -0700966 REQUIRES(kMainThreadContext);
Alec Mouri6d414b52020-03-17 11:18:05 -0700967
Dominik Laskowski5d164f22022-07-07 07:56:07 -0700968 // Blocks the thread waiting for up to graceTimeMs in case the fence is about to signal.
969 static bool isFencePending(const FenceTimePtr&, int graceTimeMs);
Dominik Laskowskia8955dd2019-07-10 10:19:09 -0700970
Ady Abraham5facfb12020-04-22 15:18:31 -0700971 // Calculates the expected present time for this frame. For negative offsets, performs a
Dominik Laskowskia8955dd2019-07-10 10:19:09 -0700972 // correction using the predicted vsync for the next frame instead.
Dominik Laskowski08fbd852022-07-14 08:53:42 -0700973 TimePoint calculateExpectedPresentTime(TimePoint frameTime) const;
Dominik Laskowskia8955dd2019-07-10 10:19:09 -0700974
Dominik Laskowskic2867142019-01-21 11:33:38 -0800975 /*
976 * Display identification
Mathias Agopian921e6ac2012-07-23 23:11:29 -0700977 */
Dominik Laskowskib363c4c2022-08-02 14:03:41 -0700978 sp<display::DisplayToken> getPhysicalDisplayTokenLocked(PhysicalDisplayId displayId) const
Marin Shalamanova524a092020-07-27 21:39:55 +0200979 REQUIRES(mStateLock) {
Dominik Laskowskib363c4c2022-08-02 14:03:41 -0700980 const sp<display::DisplayToken> nullToken;
981 return mPhysicalDisplays.get(displayId)
982 .transform([](const display::PhysicalDisplay& display) { return display.token(); })
983 .value_or(std::cref(nullToken));
Dominik Laskowski075d3172018-05-24 15:50:06 -0700984 }
985
Marin Shalamanov0f10d0d2020-08-06 20:04:06 +0200986 std::optional<PhysicalDisplayId> getPhysicalDisplayIdLocked(
Dominik Laskowskib363c4c2022-08-02 14:03:41 -0700987 const sp<display::DisplayToken>&) const REQUIRES(mStateLock);
Dominik Laskowski075d3172018-05-24 15:50:06 -0700988
Dominik Laskowski3c363242022-04-07 10:44:12 -0700989 // Returns the first display connected at boot.
Dominik Laskowskif8db0f02021-04-19 11:05:25 -0700990 //
Dominik Laskowski3c363242022-04-07 10:44:12 -0700991 // TODO(b/229851933): SF conflates the primary display with the first display connected at boot,
992 // which typically has DisplayConnectionType::Internal. (Theoretically, it must be an internal
993 // display because SF does not support disconnecting it, though in practice HWC may circumvent
994 // this limitation.)
995 sp<IBinder> getPrimaryDisplayTokenLocked() const REQUIRES(mStateLock) {
996 return getPhysicalDisplayTokenLocked(getPrimaryDisplayIdLocked());
Dominik Laskowski075d3172018-05-24 15:50:06 -0700997 }
998
Dominik Laskowski3c363242022-04-07 10:44:12 -0700999 PhysicalDisplayId getPrimaryDisplayIdLocked() const REQUIRES(mStateLock) {
Dominik Laskowskif8db0f02021-04-19 11:05:25 -07001000 return getHwComposer().getPrimaryDisplayId();
Dominik Laskowski075d3172018-05-24 15:50:06 -07001001 }
1002
Dominik Laskowski3dce4f42021-03-08 20:48:28 -08001003 // Toggles use of HAL/GPU virtual displays.
1004 void enableHalVirtualDisplays(bool);
1005
1006 // Virtual display lifecycle for ID generation and HAL allocation.
Dominik Laskowski263eec42021-07-21 23:13:24 -07001007 VirtualDisplayId acquireVirtualDisplay(ui::Size, ui::PixelFormat) REQUIRES(mStateLock);
Dominik Laskowski3dce4f42021-03-08 20:48:28 -08001008 void releaseVirtualDisplay(VirtualDisplayId);
1009
Dominik Laskowskic132a152022-11-30 15:44:52 -05001010 // TODO(b/255635821): Replace pointers with references. `inactiveDisplay` is only ever `nullptr`
1011 // in tests, and `activeDisplay` must not be `nullptr` as a precondition.
1012 void onActiveDisplayChangedLocked(const sp<DisplayDevice>& inactiveDisplay,
1013 const sp<DisplayDevice>& activeDisplay)
Dominik Laskowskif8734e02022-08-26 09:06:59 -07001014 REQUIRES(mStateLock, kMainThreadContext);
Ady Abrahamed3290f2021-05-17 15:12:14 -07001015
Dominik Laskowski68399272022-09-15 07:54:46 -07001016 void onActiveDisplaySizeChanged(const sp<const DisplayDevice>&);
Ady Abrahamed3290f2021-05-17 15:12:14 -07001017
Dominik Laskowskic2867142019-01-21 11:33:38 -08001018 /*
1019 * Debugging & dumpsys
1020 */
Alec Mouri67617332022-09-26 21:37:01 +00001021 void dumpAllLocked(const DumpArgs& args, const std::string& compositionLayers,
1022 std::string& result) const REQUIRES(mStateLock);
Ady Abraham5ad28d62022-08-11 11:26:57 -07001023 void dumpHwcLayersMinidumpLocked(std::string& result) const REQUIRES(mStateLock);
Dominik Laskowskic2867142019-01-21 11:33:38 -08001024
1025 void appendSfConfigString(std::string& result) const;
1026 void listLayersLocked(std::string& result) const;
1027 void dumpStatsLocked(const DumpArgs& args, std::string& result) const REQUIRES(mStateLock);
1028 void clearStatsLocked(const DumpArgs& args, std::string& result);
1029 void dumpTimeStats(const DumpArgs& args, bool asProto, std::string& result) const;
Adithya Srinivasan8fc601d2020-09-25 13:51:09 -07001030 void dumpFrameTimeline(const DumpArgs& args, std::string& result) const;
Dominik Laskowski8792c112022-07-12 09:03:39 -07001031 void logFrameStats(TimePoint now) REQUIRES(kMainThreadContext);
Jamie Gennis6547ff42013-07-16 20:12:42 -07001032
Dominik Laskowski03cfce82022-11-02 12:13:29 -04001033 void dumpScheduler(std::string& result) const REQUIRES(mStateLock);
1034 void dumpEvents(std::string& result) const REQUIRES(mStateLock);
1035 void dumpVsync(std::string& result) const REQUIRES(mStateLock);
Dominik Laskowski0acc3842022-04-07 11:23:42 -07001036
1037 void dumpCompositionDisplays(std::string& result) const REQUIRES(mStateLock);
1038 void dumpDisplays(std::string& result) const REQUIRES(mStateLock);
Dominik Laskowski0a1435d2020-04-21 00:27:31 -07001039 void dumpDisplayIdentificationData(std::string& result) const REQUIRES(mStateLock);
Dominik Laskowskib6e54372019-09-04 14:06:28 -07001040 void dumpRawDisplayIdentificationData(const DumpArgs&, std::string& result) const;
Dominik Laskowski0a1435d2020-04-21 00:27:31 -07001041 void dumpWideColorInfo(std::string& result) const REQUIRES(mStateLock);
Dominik Laskowski0acc3842022-04-07 11:23:42 -07001042
Dominik Laskowski542c9dc2020-04-10 12:42:02 -07001043 LayersProto dumpDrawingStateProto(uint32_t traceFlags) const;
Vishnu Nair0f085c62019-08-30 08:49:12 -07001044 void dumpOffscreenLayersProto(LayersProto& layersProto,
Vishnu Nair00b90132021-11-05 14:03:40 -07001045 uint32_t traceFlags = LayerTracing::TRACE_ALL) const;
chaviw0a398992021-08-13 10:13:01 -05001046 void dumpDisplayProto(LayersTraceProto& layersTraceProto) const;
1047
Alec Mouri6b9e9912020-01-21 10:50:24 -08001048 // Dumps state from HW Composer
1049 void dumpHwc(std::string& result) const;
Vishnu Nair00b90132021-11-05 14:03:40 -07001050 LayersProto dumpProtoFromMainThread(uint32_t traceFlags = LayerTracing::TRACE_ALL)
Vishnu Nair8406fd72019-07-30 11:29:31 -07001051 EXCLUDES(mStateLock);
Vishnu Nair0f085c62019-08-30 08:49:12 -07001052 void dumpOffscreenLayers(std::string& result) EXCLUDES(mStateLock);
Dan Stoza269dc4d2021-01-15 15:07:43 -08001053 void dumpPlannerInfo(const DumpArgs& args, std::string& result) const REQUIRES(mStateLock);
Dan Stozae77c7662016-05-13 11:37:28 -07001054
Dominik Laskowskic2867142019-01-21 11:33:38 -08001055 status_t doDump(int fd, const DumpArgs& args, bool asProto);
1056
Nataniel Borges8e7dc722019-02-28 15:10:28 -08001057 status_t dumpCritical(int fd, const DumpArgs&, bool asProto);
Dominik Laskowskic2867142019-01-21 11:33:38 -08001058
1059 status_t dumpAll(int fd, const DumpArgs& args, bool asProto) override {
1060 return doDump(fd, args, asProto);
1061 }
Hendrik Wagenaar87670ff2017-02-01 12:10:46 -08001062
chaviw17ac24b2021-01-28 18:50:05 -08001063 static mat4 calculateColorMatrix(float saturation);
1064
Chia-I Wu28f320b2018-05-03 11:02:56 -07001065 void updateColorMatrixLocked();
1066
Peiyong Linf243e5e2020-08-22 17:40:59 -07001067 // Verify that transaction is being called by an approved process:
1068 // either AID_GRAPHICS or AID_SYSTEM.
1069 status_t CheckTransactCodeCredentials(uint32_t code);
1070
Ady Abrahame46243a2021-02-23 19:33:49 -08001071 // Add transaction to the Transaction Queue
Ady Abrahame46243a2021-02-23 19:33:49 -08001072
Peiyong Linf243e5e2020-08-22 17:40:59 -07001073 /*
1074 * Generic Layer Metadata
1075 */
1076 const std::unordered_map<std::string, uint32_t>& getGenericLayerMetadataKeyMap() const;
1077
Ady Abraham899dcdb2021-06-15 16:56:21 -07001078 static int calculateMaxAcquiredBufferCount(Fps refreshRate,
1079 std::chrono::nanoseconds presentLatency);
1080 int getMaxAcquiredBufferCountForRefreshRate(Fps refreshRate) const;
Ady Abraham564f9de2021-02-03 18:34:33 -08001081
Ady Abraham3efa3942021-06-24 19:01:25 -07001082 void updateInternalDisplayVsyncLocked(const sp<DisplayDevice>& activeDisplay)
Dominik Laskowskif8734e02022-08-26 09:06:59 -07001083 REQUIRES(mStateLock, kMainThreadContext);
Ady Abrahamed3290f2021-05-17 15:12:14 -07001084
Vishnu Nair7aa0eb72023-01-24 03:59:27 +00001085 bool isHdrLayer(const frontend::LayerSnapshot& snapshot) const;
John Reck49d9ad32022-02-23 19:03:31 -05001086
ramindani06e518e2022-03-14 18:47:53 +00001087 ui::Rotation getPhysicalDisplayOrientation(DisplayId, bool isPrimary) const
1088 REQUIRES(mStateLock);
1089
Peiyong Linf243e5e2020-08-22 17:40:59 -07001090 sp<StartPropertySetThread> mStartPropertySetThread;
Lloyd Pique90c115d2018-09-18 21:39:42 -07001091 surfaceflinger::Factory& mFactory;
Vishnu Nair7891e962021-11-11 12:07:21 -08001092 pid_t mPid;
Ady Abrahamfe2a6db2021-06-09 15:41:37 -07001093 std::future<void> mRenderEnginePrimeCacheFuture;
1094
Leon Scroggins III31d41412022-11-18 16:42:53 -05001095 // mStateLock has conventions related to the current thread, because only
1096 // the main thread should modify variables protected by mStateLock.
1097 // - read access from a non-main thread must lock mStateLock, since the main
1098 // thread may modify these variables.
1099 // - write access from a non-main thread is not permitted.
1100 // - read access from the main thread can use an ftl::FakeGuard, since other
1101 // threads must not modify these variables.
1102 // - write access from the main thread must lock mStateLock, since another
1103 // thread may be reading these variables.
Mathias Agopian921e6ac2012-07-23 23:11:29 -07001104 mutable Mutex mStateLock;
Dan Stoza412903f2017-04-27 13:42:17 -07001105 State mCurrentState{LayerVector::StateSet::Current};
Dominik Laskowski9dab3432019-03-27 13:21:10 -07001106 std::atomic<int32_t> mTransactionFlags = 0;
Vishnu Nair7891e962021-11-11 12:07:21 -08001107 std::atomic<uint32_t> mUniqueTransactionId = 1;
Dominik Laskowski9dab3432019-03-27 13:21:10 -07001108 SortedVector<sp<Layer>> mLayersPendingRemoval;
Dan Stoza101d8dc2018-02-27 15:42:25 -08001109
Brian Lindahl439afad2022-11-14 11:16:55 -07001110 // Buffers that have been discarded by clients and need to be evicted from per-layer caches so
1111 // the graphics memory can be immediately freed.
1112 std::vector<uint64_t> mBufferIdsToUncache;
1113
Chia-I Wu28f320b2018-05-03 11:02:56 -07001114 // global color transform states
1115 Daltonizer mDaltonizer;
1116 float mGlobalSaturationFactor = 1.0f;
1117 mat4 mClientColorMatrix;
1118
Huihong Luo1b0c49f2022-03-15 19:18:21 -07001119 size_t mMaxGraphicBufferProducerListSize = MAX_LAYERS;
Alec Mouri601393f2020-02-21 13:26:52 -08001120 // If there are more GraphicBufferProducers tracked by SurfaceFlinger than
1121 // this threshold, then begin logging.
1122 size_t mGraphicBufferProducerListSizeLogThreshold =
1123 static_cast<size_t>(0.95 * static_cast<double>(MAX_LAYERS));
The Android Open Source Projectedbf3b62009-03-03 19:31:44 -08001124
Mathias Agopian921e6ac2012-07-23 23:11:29 -07001125 // protected by mStateLock (but we could use another lock)
Dominik Laskowski9dab3432019-03-27 13:21:10 -07001126 bool mLayersRemoved = false;
1127 bool mLayersAdded = false;
Mathias Agopianca4d3602011-05-19 15:38:14 -07001128
Dominik Laskowskie0e0cde2021-07-30 10:42:05 -07001129 std::atomic_bool mMustComposite = false;
Dominik Laskowski8da6b0e2021-05-12 15:34:13 -07001130 std::atomic_bool mGeometryDirty = false;
Mathias Agopianca4d3602011-05-19 15:38:14 -07001131
Hendrik Wagenaar87670ff2017-02-01 12:10:46 -08001132 // constant members (no synchronization needed for access)
Dominik Laskowski9dab3432019-03-27 13:21:10 -07001133 const nsecs_t mBootTime = systemTime();
Alec Mouri5f487d42020-02-06 09:26:19 -08001134 bool mIsUserBuild = true;
Mathias Agopian3094df32012-06-18 18:06:45 -07001135
Mathias Agopian921e6ac2012-07-23 23:11:29 -07001136 // Can only accessed from the main thread, these members
1137 // don't need synchronization
Dan Stoza412903f2017-04-27 13:42:17 -07001138 State mDrawingState{LayerVector::StateSet::Drawing};
Dominik Laskowski9dab3432019-03-27 13:21:10 -07001139 bool mVisibleRegionsDirty = false;
Robert Carre450fb52021-06-11 13:21:09 -07001140
John Reck68796592023-01-25 13:47:12 -05001141 bool mHdrLayerInfoChanged = false;
1142
Robert Carr167bdde2021-07-28 11:26:51 -07001143 // Used to ensure we omit a callback when HDR layer info listener is newly added but the
1144 // scene hasn't changed
1145 bool mAddingHDRLayerInfoListener = false;
John Reck49d9ad32022-02-23 19:03:31 -05001146 bool mIgnoreHdrCameraLayers = false;
Robert Carr167bdde2021-07-28 11:26:51 -07001147
Robert Carre450fb52021-06-11 13:21:09 -07001148 // Set during transaction application stage to track if the input info or children
1149 // for a layer has changed.
1150 // TODO: Also move visibleRegions over to a boolean system.
Arthur Hung9ed43392022-05-27 06:31:57 +00001151 bool mUpdateInputInfo = false;
Robert Carre450fb52021-06-11 13:21:09 -07001152 bool mSomeChildrenChanged;
Robert Carrb552ff52021-06-11 13:35:54 -07001153 bool mForceTransactionDisplayChange = false;
Robert Carre450fb52021-06-11 13:21:09 -07001154
Vishnu Nair0a4fb002022-08-08 02:40:42 +00001155 // Set if LayerMetadata has changed since the last LayerMetadata snapshot.
1156 bool mLayerMetadataSnapshotNeeded = false;
1157
Alec Mouri5c9c9602020-09-01 15:10:40 -07001158 // Tracks layers that have pending frames which are candidates for being
Alec Mouri2f7d9ae2020-11-30 19:32:33 -08001159 // latched.
Huihong Luoa339d0a2022-02-05 09:42:42 -08001160 std::unordered_set<sp<Layer>, SpHash<Layer>> mLayersWithQueuedFrames;
Vishnu Nair6194e2e2019-02-06 12:58:39 -08001161 // Tracks layers that need to update a display's dirty region.
1162 std::vector<sp<Layer>> mLayersPendingRefresh;
Dominik Laskowski5d164f22022-07-07 07:56:07 -07001163
Dominik Laskowski9dab3432019-03-27 13:21:10 -07001164 BootStage mBootStage = BootStage::BOOTLOADER;
Chia-I Wu14c9c7b2018-06-26 10:18:18 +08001165
Dominik Laskowskif11728a2022-07-28 13:07:42 -07001166 struct HotplugEvent {
1167 hal::HWDisplayId hwcDisplayId;
1168 hal::Connection connection = hal::Connection::INVALID;
1169 };
1170
1171 std::mutex mHotplugMutex;
1172 std::vector<HotplugEvent> mPendingHotplugEvents GUARDED_BY(mHotplugMutex);
Lloyd Piqueba04e622017-12-14 17:11:26 -08001173
Dominik Laskowskieb627312022-04-07 09:13:16 -07001174 // Displays are composited in `mDisplays` order. Internal displays are inserted at boot and
1175 // never removed, so take precedence over external and virtual displays.
1176 //
Dominik Laskowskieb627312022-04-07 09:13:16 -07001177 // May be read from any thread, but must only be written from the main thread.
Dominik Laskowskib363c4c2022-08-02 14:03:41 -07001178 display::DisplayMap<wp<IBinder>, const sp<DisplayDevice>> mDisplays GUARDED_BY(mStateLock);
1179
1180 display::PhysicalDisplays mPhysicalDisplays GUARDED_BY(mStateLock);
Mathias Agopian921e6ac2012-07-23 23:11:29 -07001181
Dominik Laskowskie591b552022-09-09 10:44:56 -07001182 // The inner or outer display for foldables, assuming they have mutually exclusive power states.
Dominik Laskowskifc378b02022-12-02 14:56:05 -05001183 // Atomic because writes from onActiveDisplayChangedLocked are not always under mStateLock, but
1184 // reads from ISchedulerCallback::requestDisplayModes may happen concurrently.
1185 std::atomic<PhysicalDisplayId> mActiveDisplayId GUARDED_BY(mStateLock);
Dominik Laskowskie591b552022-09-09 10:44:56 -07001186
Dominik Laskowski3dce4f42021-03-08 20:48:28 -08001187 struct {
1188 DisplayIdGenerator<GpuVirtualDisplayId> gpu;
1189 std::optional<DisplayIdGenerator<HalVirtualDisplayId>> hal;
1190 } mVirtualDisplayIdGenerators;
Marin Shalamanov0f10d0d2020-08-06 20:04:06 +02001191
Dominik Laskowski8da6b0e2021-05-12 15:34:13 -07001192 std::atomic_uint mDebugFlashDelay = 0;
1193 std::atomic_bool mDebugDisableHWC = false;
1194 std::atomic_bool mDebugDisableTransformHint = false;
1195 std::atomic<nsecs_t> mDebugInTransaction = 0;
1196 std::atomic_bool mForceFullDamage = false;
1197
Alec Mouridd8bf2d2021-05-08 16:36:33 -07001198 bool mLayerCachingEnabled = false;
Dominik Laskowski63f12792023-01-21 16:58:22 -05001199 bool mBackpressureGpuComposition = false;
Dominik Laskowski542c9dc2020-04-10 12:42:02 -07001200
Vishnu Nair00b90132021-11-05 14:03:40 -07001201 LayerTracing mLayerTracing{*this};
Vishnu Nair7891e962021-11-11 12:07:21 -08001202 bool mLayerTracingEnabled = false;
1203
Dominik Laskowski46471e62022-01-14 15:34:03 -08001204 std::optional<TransactionTracing> mTransactionTracing;
Dominik Laskowski542c9dc2020-04-10 12:42:02 -07001205 std::atomic<bool> mTracingEnabledChanged = false;
1206
Dominik Laskowski9dab3432019-03-27 13:21:10 -07001207 const std::shared_ptr<TimeStats> mTimeStats;
Mikael Pessa90092f42019-08-26 17:22:04 -07001208 const std::unique_ptr<FrameTracer> mFrameTracer;
Adithya Srinivasan5f683cf2020-09-15 14:21:04 -07001209 const std::unique_ptr<frametimeline::FrameTimeline> mFrameTimeline;
Dominik Laskowski3dce4f42021-03-08 20:48:28 -08001210
Dominik Laskowski08fbd852022-07-14 08:53:42 -07001211 VsyncId mLastCommittedVsyncId;
Pablo Gamito6be82442022-06-13 11:04:34 +00001212
Lucas Dupin00f16422020-03-11 11:33:04 -07001213 // If blurs should be enabled on this device.
1214 bool mSupportsBlur = false;
Dominik Laskowski9dab3432019-03-27 13:21:10 -07001215 std::atomic<uint32_t> mFrameMissedCount = 0;
1216 std::atomic<uint32_t> mHwcFrameMissedCount = 0;
1217 std::atomic<uint32_t> mGpuFrameMissedCount = 0;
Mathias Agopian921e6ac2012-07-23 23:11:29 -07001218
Robert Carr9a803c32021-01-14 16:57:58 -08001219 TransactionCallbackInvoker mTransactionCallbackInvoker;
Marissa Walle2ffb422018-10-12 11:33:52 -07001220
Dan Stoza436ccf32018-06-21 12:10:12 -07001221 // We maintain a pool of pre-generated texture names to hand out to avoid
1222 // layer creation needing to run on the main thread (which it would
1223 // otherwise need to do to access RenderEngine).
1224 std::mutex mTexturePoolMutex;
1225 uint32_t mTexturePoolSize = 0;
1226 std::vector<uint32_t> mTexturePool;
1227
chaviweadf0d42019-08-12 13:28:29 -07001228 std::atomic<size_t> mNumLayers = 0;
Robert Carr1f0a16a2016-10-24 16:27:39 -07001229
Steven Morelanda904bb92019-07-02 17:37:23 -07001230 // to linkToDeath
1231 sp<IBinder> mWindowManager;
Rob Carr2aa78cb2020-03-10 14:27:49 -07001232 // We want to avoid multiple calls to BOOT_FINISHED as they come in on
1233 // different threads without a lock and could trigger unsynchronized writes to
1234 // to mWindowManager or mInputFlinger
1235 std::atomic<bool> mBootFinished = false;
Steven Morelanda904bb92019-07-02 17:37:23 -07001236
Dominik Laskowski9dab3432019-03-27 13:21:10 -07001237 std::thread::id mMainThreadId = std::this_thread::get_id();
Romain Guy0147a172017-06-01 13:53:56 -07001238
Lloyd Pique6a3b4462019-03-07 20:58:12 -08001239 DisplayColorSetting mDisplayColorSetting = DisplayColorSetting::kEnhanced;
David Sodman105b7dc2017-11-04 20:28:14 -07001240
Peiyong Lina3ea5592019-02-10 14:45:00 -08001241 // Color mode forced by setting persist.sys.sf.color_mode, it must:
1242 // 1. not be NATIVE color mode, NATIVE color mode means no forced color mode;
1243 // 2. be one of the supported color modes returned by hardware composer, otherwise
1244 // it will not be respected.
1245 // persist.sys.sf.color_mode will only take effect when persist.sys.sf.native_mode
1246 // is not set to 1.
1247 // This property can be used to force SurfaceFlinger to always pick a certain color mode.
1248 ui::ColorMode mForceColorMode = ui::ColorMode::NATIVE;
1249
Dominik Laskowski788945b2022-08-30 12:10:56 -07001250 // Whether to enable wide color gamut (e.g. Display P3) for internal displays that support it.
1251 // If false, wide color modes are filtered out for all internal displays.
1252 bool mSupportsWideColor = false;
1253
Peiyong Lin9d846a52018-11-05 13:18:20 -08001254 ui::Dataspace mDefaultCompositionDataspace;
1255 ui::Dataspace mWideColorGamutCompositionDataspace;
Yichi Chenda901bf2019-06-28 14:58:27 +08001256 ui::Dataspace mColorSpaceAgnosticDataspace;
Alec Mouri6da0e272022-02-07 12:45:57 -08001257 float mDimmingRatio = -1.f;
Peiyong Lin9d846a52018-11-05 13:18:20 -08001258
Patrick Williams0a525a42022-10-26 20:20:50 +00001259 std::unique_ptr<renderengine::RenderEngine> mRenderEngine;
Chavi Weingarten076acac2023-01-19 17:20:43 +00001260 std::atomic<int> mNumTrustedPresentationListeners = 0;
1261
Lloyd Pique70d91362018-10-18 16:02:55 -07001262 std::unique_ptr<compositionengine::CompositionEngine> mCompositionEngine;
Dominik Laskowski63f12792023-01-21 16:58:22 -05001263
1264 CompositionCoverageFlags mCompositionCoverage;
1265
Garfield Tan9c9c1912021-07-19 12:02:16 -07001266 // mMaxRenderTargetSize is only set once in init() so it doesn't need to be protected by
1267 // any mutex.
1268 size_t mMaxRenderTargetSize{1};
Ana Krulec98b5b242018-08-10 15:03:23 -07001269
Dominik Laskowskif06d68e2021-03-24 19:40:03 -07001270 const std::string mHwcServiceName;
1271
Peiyong Linf243e5e2020-08-22 17:40:59 -07001272 /*
Ana Krulecb43429d2019-01-09 14:28:51 -08001273 * Scheduler
1274 */
Dominik Laskowski068173d2021-08-11 17:22:59 -07001275 std::unique_ptr<scheduler::Scheduler> mScheduler;
Dominik Laskowski98041832019-08-01 18:35:59 -07001276 scheduler::ConnectionHandle mAppConnectionHandle;
1277 scheduler::ConnectionHandle mSfConnectionHandle;
Robert Carr720e5062018-07-30 17:45:14 -07001278
Dominik Laskowskieddeda12019-07-19 11:54:13 -07001279 // Stores phase offsets configured per refresh rate.
Ady Abraham8287e852020-08-12 14:44:58 -07001280 std::unique_ptr<scheduler::VsyncConfiguration> mVsyncConfiguration;
Dominik Laskowskieddeda12019-07-19 11:54:13 -07001281
Steven Thomas2bbaabe2019-08-28 16:08:35 -07001282 std::unique_ptr<scheduler::RefreshRateStats> mRefreshRateStats;
Dominik Laskowski80c77272022-07-08 12:47:29 -07001283 scheduler::PresentLatencyTracker mPresentLatencyTracker GUARDED_BY(kMainThreadContext);
Ady Abraham1902d072019-03-01 17:18:59 -08001284
Dominik Laskowski5d164f22022-07-07 07:56:07 -07001285 struct FenceWithFenceTime {
1286 sp<Fence> fence = Fence::NO_FENCE;
1287 FenceTimePtr fenceTime = FenceTime::NO_FENCE;
1288 };
1289 std::array<FenceWithFenceTime, 2> mPreviousPresentFences;
1290
Dominik Laskowski08fbd852022-07-14 08:53:42 -07001291 TimePoint mScheduledPresentTime GUARDED_BY(kMainThreadContext);
1292 TimePoint mExpectedPresentTime GUARDED_BY(kMainThreadContext);
1293
Ady Abrahamb838aed2019-02-12 15:30:16 -08001294 // below flags are set by main thread only
Marin Shalamanova7fe3042021-01-29 21:02:08 +01001295 bool mSetActiveModePending = false;
Ady Abrahamb838aed2019-02-12 15:30:16 -08001296
Kevin DuBois413287f2019-02-25 08:46:47 -08001297 bool mLumaSampling = true;
1298 sp<RegionSamplingThread> mRegionSamplingThread;
Alec Mouriadebf5c2021-01-05 12:57:36 -08001299 sp<FpsReporter> mFpsReporter;
Galia Peycheva8f04b302021-04-27 13:25:38 +02001300 sp<TunnelModeEnabledReporter> mTunnelModeEnabledReporter;
Dominik Laskowski9dab3432019-03-27 13:21:10 -07001301 ui::DisplayPrimaries mInternalDisplayPrimaries;
Kevin DuBois413287f2019-02-25 08:46:47 -08001302
Dominik Laskowski3cb3d4e2019-11-21 11:14:45 -08001303 const float mEmulatedDisplayDensity;
Roman Kiryanov3388bf92022-11-11 15:35:16 -08001304 const float mInternalDisplayDensity;
Dominik Laskowski3cb3d4e2019-11-21 11:14:45 -08001305
Vishnu Nairfa5f8df2019-02-13 17:02:51 -08001306 // Should only be accessed by the main thread.
Vishnu Nair03ccbd62021-12-01 17:21:16 -08001307 sp<os::IInputFlinger> mInputFlinger;
chaviw273171b2018-12-26 11:46:30 -08001308 InputWindowCommands mInputWindowCommands;
chaviw291d88a2019-02-14 10:33:58 -08001309
Xiang Wang839fe5b2022-04-04 17:39:38 +00001310 std::unique_ptr<Hwc2::PowerAdvisor> mPowerAdvisor;
Ady Abraham03b02dd2019-03-21 15:40:11 -07001311
Dominik Laskowski02bb2072022-08-26 15:02:52 -07001312 void enableRefreshRateOverlay(bool enable) REQUIRES(mStateLock, kMainThreadContext);
Ady Abraham34392f72019-04-10 11:29:27 -07001313
Marin Shalamanova7fe3042021-01-29 21:02:08 +01001314 // Flag used to set override desired display mode from backdoor
1315 bool mDebugDisplayModeSetByBackdoor = false;
chaviw74d90ad2019-04-26 14:45:26 -07001316
1317 // A set of layers that have no parent so they are not drawn on screen.
1318 // Should only be accessed by the main thread.
1319 // The Layer pointer is removed from the set when the destructor is called so there shouldn't
1320 // be any issues with a raw pointer referencing an invalid object.
1321 std::unordered_set<Layer*> mOffscreenLayers;
Ady Abraham9ba25122019-06-03 17:10:55 -07001322
Vishnu Nair8eda69e2021-02-26 10:42:10 -08001323 BufferCountTracker mBufferCountTracker;
John Reck88270902021-03-18 11:27:35 -04001324
1325 std::unordered_map<DisplayId, sp<HdrLayerInfoReporter>> mHdrLayerInfoListeners
1326 GUARDED_BY(mStateLock);
John Reck68796592023-01-25 13:47:12 -05001327
Vishnu Nair0fc7af52022-01-13 08:11:34 -08001328 mutable std::mutex mCreatedLayersLock;
arthurhungdba591c2021-02-08 17:28:49 +08001329 struct LayerCreatedState {
Vishnu Nair7fb9e5a2021-11-08 12:44:05 -08001330 LayerCreatedState(const wp<Layer>& layer, const wp<Layer> parent, bool addToRoot)
1331 : layer(layer), initialParent(parent), addToRoot(addToRoot) {}
arthurhungdba591c2021-02-08 17:28:49 +08001332 wp<Layer> layer;
1333 // Indicates the initial parent of the created layer, only used for creating layer in
1334 // SurfaceFlinger. If nullptr, it may add the created layer into the current root layers.
Garfield Tandbc93d72021-10-26 18:28:57 -07001335 wp<Layer> initialParent;
chaviwe0c7b822021-07-20 10:16:05 -05001336 // Indicates whether the layer getting created should be added at root if there's no parent
1337 // and has permission ACCESS_SURFACE_FLINGER. If set to false and no parent, the layer will
1338 // be added offscreen.
1339 bool addToRoot;
arthurhungdba591c2021-02-08 17:28:49 +08001340 };
1341
1342 // A temporay pool that store the created layers and will be added to current state in main
1343 // thread.
Vishnu Nair0fc7af52022-01-13 08:11:34 -08001344 std::vector<LayerCreatedState> mCreatedLayers GUARDED_BY(mCreatedLayersLock);
Dominik Laskowski08fbd852022-07-14 08:53:42 -07001345 bool commitCreatedLayers(VsyncId);
1346 void handleLayerCreatedLocked(const LayerCreatedState&, VsyncId) REQUIRES(mStateLock);
arthurhungdba591c2021-02-08 17:28:49 +08001347
Chavi Weingarten7043a7d2022-07-19 23:40:35 +00001348 mutable std::mutex mMirrorDisplayLock;
1349 struct MirrorDisplayState {
1350 MirrorDisplayState(ui::LayerStack layerStack, sp<IBinder>& rootHandle,
1351 const sp<Client>& client)
1352 : layerStack(layerStack), rootHandle(rootHandle), client(client) {}
1353
1354 ui::LayerStack layerStack;
1355 sp<IBinder> rootHandle;
1356 const sp<Client> client;
1357 };
1358 std::vector<MirrorDisplayState> mMirrorDisplays GUARDED_BY(mMirrorDisplayLock);
Dominik Laskowski08fbd852022-07-14 08:53:42 -07001359 bool commitMirrorDisplays(VsyncId);
Chavi Weingarten7043a7d2022-07-19 23:40:35 +00001360
Ady Abraham1273ac12021-08-26 17:31:53 -07001361 std::atomic<ui::Transform::RotationFlags> mActiveDisplayTransformHint;
Ady Abraham562c2712021-05-07 15:10:42 -07001362
Ady Abraham1b11bc62021-06-03 19:51:19 -07001363 bool isRefreshRateOverlayEnabled() const REQUIRES(mStateLock) {
Dominik Laskowskieb627312022-04-07 09:13:16 -07001364 return hasDisplay(
1365 [](const auto& display) { return display.isRefreshRateOverlayEnabled(); });
Ady Abraham1b11bc62021-06-03 19:51:19 -07001366 }
1367
chaviw60c9d3e2021-06-04 12:52:17 -05001368 const sp<WindowInfosListenerInvoker> mWindowInfosListenerInvoker;
rnleea2ecd832021-07-29 13:58:30 -07001369
Robert Carr9b623c32022-03-21 15:55:22 -07001370 FlagManager mFlagManager;
Nathaniel Nifong1303d912021-10-06 09:41:24 -04001371
1372 // returns the framerate of the layer with the given sequence ID
1373 float getLayerFramerate(nsecs_t now, int32_t id) const {
1374 return mScheduler->getLayerFramerate(now, id);
1375 }
Matt Buckleyef51fba2021-10-12 19:30:12 +00001376
Matt Buckley50c44062022-01-17 20:48:10 +00001377 bool mPowerHintSessionEnabled;
1378
Matt Buckleyef51fba2021-10-12 19:30:12 +00001379 struct {
Matt Buckley50c44062022-01-17 20:48:10 +00001380 bool late = false;
1381 bool early = false;
1382 } mPowerHintSessionMode;
Ady Abrahame9ebce02022-02-03 12:05:06 -08001383
Vishnu Nair59f6d2d2022-10-05 16:59:56 -07001384 TransactionHandler mTransactionHandler;
Vishnu Nairaf6d2972022-11-18 06:26:38 +00001385 display::DisplayMap<ui::LayerStack, frontend::DisplayInfo> mFrontEndDisplayInfos;
Huihong Luof5029222021-12-16 14:33:46 -08001386};
1387
1388class SurfaceComposerAIDL : public gui::BnSurfaceComposer {
1389public:
Greg Kaisera5628662022-02-28 07:18:04 -08001390 SurfaceComposerAIDL(sp<SurfaceFlinger> sf) : mFlinger(std::move(sf)) {}
Huihong Luof5029222021-12-16 14:33:46 -08001391
Huihong Luo1b0c49f2022-03-15 19:18:21 -07001392 binder::Status bootFinished() override;
1393 binder::Status createDisplayEventConnection(
1394 VsyncSource vsyncSource, EventRegistration eventRegistration,
Rachel Lee2248f522023-01-27 16:45:23 -08001395 const sp<IBinder>& layerHandle,
Huihong Luo1b0c49f2022-03-15 19:18:21 -07001396 sp<gui::IDisplayEventConnection>* outConnection) override;
Huihong Luod3d8f8e2022-03-08 14:48:46 -08001397 binder::Status createConnection(sp<gui::ISurfaceComposerClient>* outClient) override;
Huihong Luo07e72362022-02-14 14:26:04 -08001398 binder::Status createDisplay(const std::string& displayName, bool secure,
Huihong Luo1768cb02022-10-11 11:10:34 -07001399 float requestedRefreshRate, sp<IBinder>* outDisplay) override;
Huihong Luo07e72362022-02-14 14:26:04 -08001400 binder::Status destroyDisplay(const sp<IBinder>& display) override;
1401 binder::Status getPhysicalDisplayIds(std::vector<int64_t>* outDisplayIds) override;
Huihong Luo07e72362022-02-14 14:26:04 -08001402 binder::Status getPhysicalDisplayToken(int64_t displayId, sp<IBinder>* outDisplay) override;
Huihong Luo37396db2022-02-15 10:43:00 -08001403 binder::Status setPowerMode(const sp<IBinder>& display, int mode) override;
Huihong Luo0a81aa32022-02-22 16:02:36 -08001404 binder::Status getSupportedFrameTimestamps(std::vector<FrameEvent>* outSupported) override;
Huihong Luoaa7fc2e2022-02-15 10:43:00 -08001405 binder::Status getDisplayStats(const sp<IBinder>& display,
1406 gui::DisplayStatInfo* outStatInfo) override;
1407 binder::Status getDisplayState(const sp<IBinder>& display,
1408 gui::DisplayState* outState) override;
Sally Qi6bb12822022-10-05 11:42:30 -07001409 binder::Status getStaticDisplayInfo(int64_t displayId,
Huihong Luoa79ddf42022-02-17 00:01:38 -08001410 gui::StaticDisplayInfo* outInfo) override;
Sally Qi6bb12822022-10-05 11:42:30 -07001411 binder::Status getDynamicDisplayInfoFromId(int64_t displayId,
1412 gui::DynamicDisplayInfo* outInfo) override;
1413 binder::Status getDynamicDisplayInfoFromToken(const sp<IBinder>& display,
1414 gui::DynamicDisplayInfo* outInfo) override;
Huihong Luoca3d9a42022-02-22 11:07:34 -08001415 binder::Status getDisplayNativePrimaries(const sp<IBinder>& display,
1416 gui::DisplayPrimaries* outPrimaries) override;
1417 binder::Status setActiveColorMode(const sp<IBinder>& display, int colorMode) override;
1418 binder::Status setBootDisplayMode(const sp<IBinder>& display, int displayModeId) override;
Huihong Luo37396db2022-02-15 10:43:00 -08001419 binder::Status clearBootDisplayMode(const sp<IBinder>& display) override;
1420 binder::Status getBootDisplayModeSupport(bool* outMode) override;
Sally Qi0cbd08b2022-08-17 12:12:28 -07001421 binder::Status getOverlaySupport(gui::OverlayProperties* outProperties) override;
Kriti Dang674b9372022-11-18 10:58:44 +01001422 binder::Status getHdrConversionCapabilities(
1423 std::vector<gui::HdrConversionCapability>*) override;
1424 binder::Status setHdrConversionStrategy(
1425 const gui::HdrConversionStrategy& hdrConversionStrategy) override;
1426 binder::Status getHdrOutputConversionSupport(bool* outSupport) override;
Huihong Luo37396db2022-02-15 10:43:00 -08001427 binder::Status setAutoLowLatencyMode(const sp<IBinder>& display, bool on) override;
1428 binder::Status setGameContentType(const sp<IBinder>& display, bool on) override;
Huihong Luof5029222021-12-16 14:33:46 -08001429 binder::Status captureDisplay(const DisplayCaptureArgs&,
1430 const sp<IScreenCaptureListener>&) override;
1431 binder::Status captureDisplayById(int64_t, const sp<IScreenCaptureListener>&) override;
1432 binder::Status captureLayers(const LayerCaptureArgs&,
1433 const sp<IScreenCaptureListener>&) override;
Dominik Laskowski66296b22022-07-12 08:20:36 -07001434
1435 // TODO(b/239076119): Remove deprecated AIDL.
Dominik Laskowskif84183b2022-07-25 14:02:10 -07001436 [[deprecated]] binder::Status clearAnimationFrameStats() override {
1437 return binder::Status::ok();
1438 }
Dominik Laskowski66296b22022-07-12 08:20:36 -07001439 [[deprecated]] binder::Status getAnimationFrameStats(gui::FrameStats*) override {
Dominik Laskowskif84183b2022-07-25 14:02:10 -07001440 return binder::Status::ok();
Dominik Laskowski66296b22022-07-12 08:20:36 -07001441 }
1442
Huihong Luo05539a12022-02-23 10:29:40 -08001443 binder::Status overrideHdrTypes(const sp<IBinder>& display,
1444 const std::vector<int32_t>& hdrTypes) override;
1445 binder::Status onPullAtom(int32_t atomId, gui::PullAtomData* outPullData) override;
Huihong Luo05539a12022-02-23 10:29:40 -08001446 binder::Status getLayerDebugInfo(std::vector<gui::LayerDebugInfo>* outLayers) override;
1447 binder::Status getColorManagement(bool* outGetColorManagement) override;
1448 binder::Status getCompositionPreference(gui::CompositionPreference* outPref) override;
1449 binder::Status getDisplayedContentSamplingAttributes(
1450 const sp<IBinder>& display, gui::ContentSamplingAttributes* outAttrs) override;
1451 binder::Status setDisplayContentSamplingEnabled(const sp<IBinder>& display, bool enable,
1452 int8_t componentMask,
1453 int64_t maxFrames) override;
Huihong Luo3bdef862022-03-03 11:57:19 -08001454 binder::Status getDisplayedContentSample(const sp<IBinder>& display, int64_t maxFrames,
1455 int64_t timestamp,
1456 gui::DisplayedFrameStats* outStats) override;
Huihong Luo05539a12022-02-23 10:29:40 -08001457 binder::Status getProtectedContentSupport(bool* outSupporte) override;
Huihong Luo37396db2022-02-15 10:43:00 -08001458 binder::Status isWideColorDisplay(const sp<IBinder>& token,
1459 bool* outIsWideColorDisplay) override;
Huihong Luo02186fb2022-02-23 14:21:54 -08001460 binder::Status addRegionSamplingListener(
1461 const gui::ARect& samplingArea, const sp<IBinder>& stopLayerHandle,
1462 const sp<gui::IRegionSamplingListener>& listener) override;
1463 binder::Status removeRegionSamplingListener(
1464 const sp<gui::IRegionSamplingListener>& listener) override;
1465 binder::Status addFpsListener(int32_t taskId, const sp<gui::IFpsListener>& listener) override;
1466 binder::Status removeFpsListener(const sp<gui::IFpsListener>& listener) override;
1467 binder::Status addTunnelModeEnabledListener(
1468 const sp<gui::ITunnelModeEnabledListener>& listener) override;
1469 binder::Status removeTunnelModeEnabledListener(
1470 const sp<gui::ITunnelModeEnabledListener>& listener) override;
Ady Abraham285f8c12022-10-11 17:12:14 -07001471 binder::Status setDesiredDisplayModeSpecs(const sp<IBinder>& displayToken,
1472 const gui::DisplayModeSpecs&) override;
Huihong Luo02186fb2022-02-23 14:21:54 -08001473 binder::Status getDesiredDisplayModeSpecs(const sp<IBinder>& displayToken,
1474 gui::DisplayModeSpecs* outSpecs) override;
Huihong Luo37396db2022-02-15 10:43:00 -08001475 binder::Status getDisplayBrightnessSupport(const sp<IBinder>& displayToken,
1476 bool* outSupport) override;
1477 binder::Status setDisplayBrightness(const sp<IBinder>& displayToken,
1478 const gui::DisplayBrightness& brightness) override;
1479 binder::Status addHdrLayerInfoListener(const sp<IBinder>& displayToken,
1480 const sp<gui::IHdrLayerInfoListener>& listener) override;
1481 binder::Status removeHdrLayerInfoListener(
1482 const sp<IBinder>& displayToken,
1483 const sp<gui::IHdrLayerInfoListener>& listener) override;
John Reck68796592023-01-25 13:47:12 -05001484
Huihong Luo37396db2022-02-15 10:43:00 -08001485 binder::Status notifyPowerBoost(int boostId) override;
Huihong Luo3bdef862022-03-03 11:57:19 -08001486 binder::Status setGlobalShadowSettings(const gui::Color& ambientColor,
1487 const gui::Color& spotColor, float lightPosY,
1488 float lightPosZ, float lightRadius) override;
1489 binder::Status getDisplayDecorationSupport(
1490 const sp<IBinder>& displayToken,
1491 std::optional<gui::DisplayDecorationSupport>* outSupport) override;
1492 binder::Status setOverrideFrameRate(int32_t uid, float frameRate) override;
Huihong Luo02186fb2022-02-23 14:21:54 -08001493 binder::Status getGpuContextPriority(int32_t* outPriority) override;
1494 binder::Status getMaxAcquiredBufferCount(int32_t* buffers) override;
1495 binder::Status addWindowInfosListener(
1496 const sp<gui::IWindowInfosListener>& windowInfosListener) override;
1497 binder::Status removeWindowInfosListener(
1498 const sp<gui::IWindowInfosListener>& windowInfosListener) override;
Huihong Luof5029222021-12-16 14:33:46 -08001499
1500private:
Huihong Luo07e72362022-02-14 14:26:04 -08001501 static const constexpr bool kUsePermissionCache = true;
1502 status_t checkAccessPermission(bool usePermissionCache = kUsePermissionCache);
Huihong Luo37396db2022-02-15 10:43:00 -08001503 status_t checkControlDisplayBrightnessPermission();
Huihong Luo02186fb2022-02-23 14:21:54 -08001504 status_t checkReadFrameBufferPermission();
Sally Qi6bb12822022-10-05 11:42:30 -07001505 static void getDynamicDisplayInfoInternal(ui::DynamicDisplayInfo& info,
1506 gui::DynamicDisplayInfo*& outInfo);
Huihong Luo07e72362022-02-14 14:26:04 -08001507
1508private:
Huihong Luof5029222021-12-16 14:33:46 -08001509 sp<SurfaceFlinger> mFlinger;
Romain Guy0147a172017-06-01 13:53:56 -07001510};
The Android Open Source Projectedbf3b62009-03-03 19:31:44 -08001511
Dominik Laskowski9dab3432019-03-27 13:21:10 -07001512} // namespace android