HWComposer.h revision 851cfe834295224cd64bdd499872b95b19c4de8c
1a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian/* 2a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian * Copyright (C) 2010 The Android Open Source Project 3a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian * 4a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian * Licensed under the Apache License, Version 2.0 (the "License"); 5a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian * you may not use this file except in compliance with the License. 6a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian * You may obtain a copy of the License at 7a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian * 8a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian * http://www.apache.org/licenses/LICENSE-2.0 9a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian * 10a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian * Unless required by applicable law or agreed to in writing, software 11a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian * distributed under the License is distributed on an "AS IS" BASIS, 12a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian * See the License for the specific language governing permissions and 14a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian * limitations under the License. 15a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian */ 16a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 17a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian#ifndef ANDROID_SF_HWCOMPOSER_H 18a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian#define ANDROID_SF_HWCOMPOSER_H 19a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 20a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian#include <stdint.h> 21a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian#include <sys/types.h> 22a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 233e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian#include <hardware/hwcomposer_defs.h> 24a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 252ec3e0748bff8d75baade2ddda9fbfa21a3b7d3fJamie Gennis#include <ui/Fence.h> 262ec3e0748bff8d75baade2ddda9fbfa21a3b7d3fJamie Gennis 272ec3e0748bff8d75baade2ddda9fbfa21a3b7d3fJamie Gennis#include <utils/BitSet.h> 28921e6ac4b7610a178285898d191eb0e3afe906c0Mathias Agopian#include <utils/Condition.h> 29921e6ac4b7610a178285898d191eb0e3afe906c0Mathias Agopian#include <utils/Mutex.h> 30c7d14e247117392fbd44aa454622778a25c076aeMathias Agopian#include <utils/StrongPointer.h> 31921e6ac4b7610a178285898d191eb0e3afe906c0Mathias Agopian#include <utils/Thread.h> 32921e6ac4b7610a178285898d191eb0e3afe906c0Mathias Agopian#include <utils/Timers.h> 3322da60c3e64cd57535cbba063c07127814a2b52fMathias Agopian#include <utils/Vector.h> 34c7d14e247117392fbd44aa454622778a25c076aeMathias Agopian 353eb38cb33e41ce40dd1094bdec850f0fca9f8a53Mathias Agopianextern "C" int clock_nanosleep(clockid_t clock_id, int flags, 363eb38cb33e41ce40dd1094bdec850f0fca9f8a53Mathias Agopian const struct timespec *request, 373eb38cb33e41ce40dd1094bdec850f0fca9f8a53Mathias Agopian struct timespec *remain); 383eb38cb33e41ce40dd1094bdec850f0fca9f8a53Mathias Agopian 395880cc573823148237eac9ab7bc586b8e4eb7160Jesse Hallstruct hwc_composer_device_1; 40b685c542836b93c99cd85053e07696406ea37adbJesse Hallstruct hwc_display_contents_1; 41da27af9832a0170f1fc40ef3f21371c4d30d21b3Mathias Agopianstruct hwc_layer_1; 423e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopianstruct hwc_procs; 438b736f138cfd9b239a2c7073347a13c489534ae1Mathias Agopianstruct framebuffer_device_t; 443e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian 45a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopiannamespace android { 46a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian// --------------------------------------------------------------------------- 47a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 48921e6ac4b7610a178285898d191eb0e3afe906c0Mathias Agopianclass GraphicBuffer; 49da27af9832a0170f1fc40ef3f21371c4d30d21b3Mathias Agopianclass Fence; 501a4d883dcc1725892bfb5c28dec255a233186524Jamie Gennisclass Region; 518372785879d329f592f6883620b5a32d80d74691Mathias Agopianclass String8; 52c7d14e247117392fbd44aa454622778a25c076aeMathias Agopianclass SurfaceFlinger; 538372785879d329f592f6883620b5a32d80d74691Mathias Agopian 54a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopianclass HWComposer 55a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian{ 56a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopianpublic: 573eb38cb33e41ce40dd1094bdec850f0fca9f8a53Mathias Agopian class EventHandler { 583eb38cb33e41ce40dd1094bdec850f0fca9f8a53Mathias Agopian friend class HWComposer; 591bd20e0f9ecd27cc5ad2bdf08b01837ecc10c357Jesse Hall virtual void onVSyncReceived(int disp, nsecs_t timestamp) = 0; 60148994e5f33ce240ff24ceb5bc0500b7f2001959Mathias Agopian virtual void onHotplugReceived(int disp, bool connected) = 0; 613eb38cb33e41ce40dd1094bdec850f0fca9f8a53Mathias Agopian protected: 623eb38cb33e41ce40dd1094bdec850f0fca9f8a53Mathias Agopian virtual ~EventHandler() {} 633eb38cb33e41ce40dd1094bdec850f0fca9f8a53Mathias Agopian }; 64a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 651e26087493ac0e7d7dc6dea8ad85cfef08b3271fMathias Agopian enum { 668f971ff6661c875e7adb3f14731e1579c3c80c62Jesse Hall MAX_DISPLAYS = HWC_NUM_DISPLAY_TYPES + 1 671e26087493ac0e7d7dc6dea8ad85cfef08b3271fMathias Agopian }; 681e26087493ac0e7d7dc6dea8ad85cfef08b3271fMathias Agopian 698b736f138cfd9b239a2c7073347a13c489534ae1Mathias Agopian HWComposer( 708b736f138cfd9b239a2c7073347a13c489534ae1Mathias Agopian const sp<SurfaceFlinger>& flinger, 71b0d1dd36f104c0b581674adc7f830cbf44b7db06Andy McFadden EventHandler& handler); 728b736f138cfd9b239a2c7073347a13c489534ae1Mathias Agopian 73a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian ~HWComposer(); 74a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 75a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian status_t initCheck() const; 76a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 77e60b0687c8d49871d0c8786cabe6851f7a7783b5Mathias Agopian // returns a display ID starting at MAX_DISPLAYS, this ID 78e60b0687c8d49871d0c8786cabe6851f7a7783b5Mathias Agopian // is to be used with createWorkList (and all other 79e60b0687c8d49871d0c8786cabe6851f7a7783b5Mathias Agopian // methods requiring an ID below). 80e60b0687c8d49871d0c8786cabe6851f7a7783b5Mathias Agopian // IDs below MAX_DISPLAY are pre-defined and therefore are always valid. 81e60b0687c8d49871d0c8786cabe6851f7a7783b5Mathias Agopian // returns a negative error code if an ID cannot be allocated 82e60b0687c8d49871d0c8786cabe6851f7a7783b5Mathias Agopian int32_t allocateDisplayId(); 83e60b0687c8d49871d0c8786cabe6851f7a7783b5Mathias Agopian 84e60b0687c8d49871d0c8786cabe6851f7a7783b5Mathias Agopian // recycles the given ID and frees the associated worklist. 85e60b0687c8d49871d0c8786cabe6851f7a7783b5Mathias Agopian // IDs below MAX_DISPLAYS are not recycled 86e60b0687c8d49871d0c8786cabe6851f7a7783b5Mathias Agopian status_t freeDisplayId(int32_t id); 87e60b0687c8d49871d0c8786cabe6851f7a7783b5Mathias Agopian 88e60b0687c8d49871d0c8786cabe6851f7a7783b5Mathias Agopian 89a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian // Asks the HAL what it can do 90e60b0687c8d49871d0c8786cabe6851f7a7783b5Mathias Agopian status_t prepare(); 91a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 92a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian // commits the list 9330bcc61431d8e3bef779472dd52a7b156dcaba09Mathias Agopian status_t commit(); 94a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 9510fbdb6059755f009e02f0ccc2b9d289beb6b086Colin Cross // release hardware resources and blank screen 9681cd5d3b94d21253a0be925f4ae58cc7f4afeef7Mathias Agopian status_t release(int disp); 97a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 9810fbdb6059755f009e02f0ccc2b9d289beb6b086Colin Cross // acquire hardware resources and unblank screen 9981cd5d3b94d21253a0be925f4ae58cc7f4afeef7Mathias Agopian status_t acquire(int disp); 10010fbdb6059755f009e02f0ccc2b9d289beb6b086Colin Cross 10127ec5739bc05330e08b02f25b62a8f597bad897aAndy McFadden // reset state when an external, non-virtual display is disconnected 10227ec5739bc05330e08b02f25b62a8f597bad897aAndy McFadden void disconnectDisplay(int disp); 10327ec5739bc05330e08b02f25b62a8f597bad897aAndy McFadden 1043e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian // create a work list for numLayers layer. sets HWC_GEOMETRY_CHANGED. 1051e26087493ac0e7d7dc6dea8ad85cfef08b3271fMathias Agopian status_t createWorkList(int32_t id, size_t numLayers); 106a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 107da27af9832a0170f1fc40ef3f21371c4d30d21b3Mathias Agopian bool supportsFramebufferTarget() const; 108da27af9832a0170f1fc40ef3f21371c4d30d21b3Mathias Agopian 109e60b0687c8d49871d0c8786cabe6851f7a7783b5Mathias Agopian // does this display have layers handled by HWC 110e60b0687c8d49871d0c8786cabe6851f7a7783b5Mathias Agopian bool hasHwcComposition(int32_t id) const; 111e60b0687c8d49871d0c8786cabe6851f7a7783b5Mathias Agopian 112e60b0687c8d49871d0c8786cabe6851f7a7783b5Mathias Agopian // does this display have layers handled by GLES 113e60b0687c8d49871d0c8786cabe6851f7a7783b5Mathias Agopian bool hasGlesComposition(int32_t id) const; 1149c6e297271ec9af9d974242d89cfa08cb6ceaa0aMathias Agopian 11580e0a397a4712666661ecc629a64ec26e7f6aac3Jesse Hall // get the releaseFence file descriptor for a display's framebuffer layer. 116da27af9832a0170f1fc40ef3f21371c4d30d21b3Mathias Agopian // the release fence is only valid after commit() 11713f01cbdbd34779a234bc674df79e23672fd5c0bJesse Hall sp<Fence> getAndResetReleaseFence(int32_t id); 118da27af9832a0170f1fc40ef3f21371c4d30d21b3Mathias Agopian 1193e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian // needed forward declarations 1203e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian class LayerListIterator; 1213e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian 122cde87a3b9d3f8dc15232d927b56ee9e5e520f58dMathias Agopian // return the visual id to be used to find a suitable EGLConfig for 123cde87a3b9d3f8dc15232d927b56ee9e5e520f58dMathias Agopian // *ALL* displays. 124cde87a3b9d3f8dc15232d927b56ee9e5e520f58dMathias Agopian int getVisualID() const; 125cde87a3b9d3f8dc15232d927b56ee9e5e520f58dMathias Agopian 126b0d1dd36f104c0b581674adc7f830cbf44b7db06Andy McFadden // Forwarding to FB HAL for pre-HWC-1.1 code (see FramebufferSurface). 127da27af9832a0170f1fc40ef3f21371c4d30d21b3Mathias Agopian int fbPost(int32_t id, const sp<Fence>& acquireFence, const sp<GraphicBuffer>& buf); 128b0d1dd36f104c0b581674adc7f830cbf44b7db06Andy McFadden int fbCompositionComplete(); 129b0d1dd36f104c0b581674adc7f830cbf44b7db06Andy McFadden void fbDump(String8& result); 130b0d1dd36f104c0b581674adc7f830cbf44b7db06Andy McFadden 131851cfe834295224cd64bdd499872b95b19c4de8cJesse Hall // Set the output buffer and acquire fence for a virtual display. 132851cfe834295224cd64bdd499872b95b19c4de8cJesse Hall // Returns INVALID_OPERATION if id is not a virtual display. 133851cfe834295224cd64bdd499872b95b19c4de8cJesse Hall status_t setOutputBuffer(int32_t id, const sp<Fence>& acquireFence, 134851cfe834295224cd64bdd499872b95b19c4de8cJesse Hall const sp<GraphicBuffer>& buf); 135851cfe834295224cd64bdd499872b95b19c4de8cJesse Hall 136851cfe834295224cd64bdd499872b95b19c4de8cJesse Hall // Get the retire fence for the last committed frame. This fence will 137851cfe834295224cd64bdd499872b95b19c4de8cJesse Hall // signal when the h/w composer is completely finished with the frame. 138851cfe834295224cd64bdd499872b95b19c4de8cJesse Hall // For physical displays, it is no longer being displayed. For virtual 139851cfe834295224cd64bdd499872b95b19c4de8cJesse Hall // displays, writes to the output buffer are complete. 140851cfe834295224cd64bdd499872b95b19c4de8cJesse Hall sp<Fence> getLastRetireFence(int32_t id); 141851cfe834295224cd64bdd499872b95b19c4de8cJesse Hall 1423e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian /* 1433e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian * Interface to hardware composer's layers functionality. 1443e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian * This abstracts the HAL interface to layers which can evolve in 1453e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian * incompatible ways from one release to another. 1463e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian * The idea is that we could extend this interface as we add 1473e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian * features to h/w composer. 1483e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian */ 1493e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian class HWCLayerInterface { 1503e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian protected: 1513e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian virtual ~HWCLayerInterface() { } 1523e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian public: 1533e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian virtual int32_t getCompositionType() const = 0; 1543e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian virtual uint32_t getHints() const = 0; 15513f01cbdbd34779a234bc674df79e23672fd5c0bJesse Hall virtual sp<Fence> getAndResetReleaseFence() = 0; 1563e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian virtual void setDefaultState() = 0; 1573e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian virtual void setSkip(bool skip) = 0; 1583e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian virtual void setBlending(uint32_t blending) = 0; 1593e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian virtual void setTransform(uint32_t transform) = 0; 1603e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian virtual void setFrame(const Rect& frame) = 0; 1613e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian virtual void setCrop(const Rect& crop) = 0; 1623e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian virtual void setVisibleRegionScreen(const Region& reg) = 0; 1633e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian virtual void setBuffer(const sp<GraphicBuffer>& buffer) = 0; 164dc5b485f74edf2d2f31c62054eb6c180421a3adeJesse Hall virtual void setAcquireFenceFd(int fenceFd) = 0; 1659f8386e1118c10dd4927f62637ec7162569bdbdcMathias Agopian virtual void setPlaneAlpha(uint8_t alpha) = 0; 166c39736088398a9b4367b30fc307ed7de96ac342eMathias Agopian virtual void onDisplayed() = 0; 1673e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian }; 1683e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian 1693e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian /* 1703e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian * Interface used to implement an iterator to a list 1713e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian * of HWCLayer. 1723e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian */ 1733e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian class HWCLayer : public HWCLayerInterface { 1743e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian friend class LayerListIterator; 1753e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian // select the layer at the given index 1763e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian virtual status_t setLayer(size_t index) = 0; 1773e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian virtual HWCLayer* dup() = 0; 1783e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian static HWCLayer* copy(HWCLayer *rhs) { 1793e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian return rhs ? rhs->dup() : NULL; 1803e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian } 1813e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian protected: 1823e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian virtual ~HWCLayer() { } 1833e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian }; 1843e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian 1853e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian /* 1863e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian * Iterator through a HWCLayer list. 1873e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian * This behaves more or less like a forward iterator. 1883e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian */ 1893e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian class LayerListIterator { 1903e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian friend struct HWComposer; 1913e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian HWCLayer* const mLayerList; 1923e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian size_t mIndex; 1933e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian 1943e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian LayerListIterator() : mLayerList(NULL), mIndex(0) { } 1953e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian 1963e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian LayerListIterator(HWCLayer* layer, size_t index) 1973e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian : mLayerList(layer), mIndex(index) { } 1983e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian 1993e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian // we don't allow assignment, because we don't need it for now 2003e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian LayerListIterator& operator = (const LayerListIterator& rhs); 2013e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian 2023e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian public: 2033e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian // copy operators 2043e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian LayerListIterator(const LayerListIterator& rhs) 2053e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian : mLayerList(HWCLayer::copy(rhs.mLayerList)), mIndex(rhs.mIndex) { 2063e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian } 2073e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian 2083e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian ~LayerListIterator() { delete mLayerList; } 2093e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian 2103e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian // pre-increment 2113e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian LayerListIterator& operator++() { 2123e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian mLayerList->setLayer(++mIndex); 2133e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian return *this; 2143e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian } 2153e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian 2163e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian // dereference 2173e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian HWCLayerInterface& operator * () { return *mLayerList; } 2183e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian HWCLayerInterface* operator -> () { return mLayerList; } 2193e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian 2203e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian // comparison 2213e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian bool operator == (const LayerListIterator& rhs) const { 2223e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian return mIndex == rhs.mIndex; 2233e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian } 2243e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian bool operator != (const LayerListIterator& rhs) const { 2253e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian return !operator==(rhs); 2263e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian } 2273e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian }; 2283e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian 2293e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian // Returns an iterator to the beginning of the layer list 2301e26087493ac0e7d7dc6dea8ad85cfef08b3271fMathias Agopian LayerListIterator begin(int32_t id); 2313e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian 2323e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian // Returns an iterator to the end of the layer list 2331e26087493ac0e7d7dc6dea8ad85cfef08b3271fMathias Agopian LayerListIterator end(int32_t id); 2343e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian 2353e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian 2363eb38cb33e41ce40dd1094bdec850f0fca9f8a53Mathias Agopian // Events handling --------------------------------------------------------- 2373eb38cb33e41ce40dd1094bdec850f0fca9f8a53Mathias Agopian 2383eb38cb33e41ce40dd1094bdec850f0fca9f8a53Mathias Agopian enum { 2393eb38cb33e41ce40dd1094bdec850f0fca9f8a53Mathias Agopian EVENT_VSYNC = HWC_EVENT_VSYNC 2403eb38cb33e41ce40dd1094bdec850f0fca9f8a53Mathias Agopian }; 2413eb38cb33e41ce40dd1094bdec850f0fca9f8a53Mathias Agopian 24281cd5d3b94d21253a0be925f4ae58cc7f4afeef7Mathias Agopian void eventControl(int disp, int event, int enabled); 2433eb38cb33e41ce40dd1094bdec850f0fca9f8a53Mathias Agopian 244b0d1dd36f104c0b581674adc7f830cbf44b7db06Andy McFadden // Query display parameters. Pass in a display index (e.g. 245b0d1dd36f104c0b581674adc7f830cbf44b7db06Andy McFadden // HWC_DISPLAY_PRIMARY). 246b0d1dd36f104c0b581674adc7f830cbf44b7db06Andy McFadden nsecs_t getRefreshPeriod(int disp) const; 247b0d1dd36f104c0b581674adc7f830cbf44b7db06Andy McFadden nsecs_t getRefreshTimestamp(int disp) const; 2482ec3e0748bff8d75baade2ddda9fbfa21a3b7d3fJamie Gennis sp<Fence> getDisplayFence(int disp) const; 249db27621e22559a1b16414f890677ef04242fbc3bJesse Hall uint32_t getWidth(int disp) const; 250db27621e22559a1b16414f890677ef04242fbc3bJesse Hall uint32_t getHeight(int disp) const; 251b0d1dd36f104c0b581674adc7f830cbf44b7db06Andy McFadden uint32_t getFormat(int disp) const; 252b0d1dd36f104c0b581674adc7f830cbf44b7db06Andy McFadden float getDpiX(int disp) const; 253b0d1dd36f104c0b581674adc7f830cbf44b7db06Andy McFadden float getDpiY(int disp) const; 254f5a33928349bebc8eebc9f466618997e98c24e68Mathias Agopian bool isConnected(int disp) const; 255d3ee231eddce0b69ec5e35188dbd0f4a2c3b9ac3Mathias Agopian 2563eb38cb33e41ce40dd1094bdec850f0fca9f8a53Mathias Agopian // this class is only used to fake the VSync event on systems that don't 2573eb38cb33e41ce40dd1094bdec850f0fca9f8a53Mathias Agopian // have it. 2583eb38cb33e41ce40dd1094bdec850f0fca9f8a53Mathias Agopian class VSyncThread : public Thread { 2593eb38cb33e41ce40dd1094bdec850f0fca9f8a53Mathias Agopian HWComposer& mHwc; 2603eb38cb33e41ce40dd1094bdec850f0fca9f8a53Mathias Agopian mutable Mutex mLock; 2613eb38cb33e41ce40dd1094bdec850f0fca9f8a53Mathias Agopian Condition mCondition; 2623eb38cb33e41ce40dd1094bdec850f0fca9f8a53Mathias Agopian bool mEnabled; 2633eb38cb33e41ce40dd1094bdec850f0fca9f8a53Mathias Agopian mutable nsecs_t mNextFakeVSync; 2643eb38cb33e41ce40dd1094bdec850f0fca9f8a53Mathias Agopian nsecs_t mRefreshPeriod; 2652965b26022f95051f65b09d7eac47cbe923855c9Mathias Agopian virtual void onFirstRef(); 2662965b26022f95051f65b09d7eac47cbe923855c9Mathias Agopian virtual bool threadLoop(); 2673eb38cb33e41ce40dd1094bdec850f0fca9f8a53Mathias Agopian public: 2682965b26022f95051f65b09d7eac47cbe923855c9Mathias Agopian VSyncThread(HWComposer& hwc); 2692965b26022f95051f65b09d7eac47cbe923855c9Mathias Agopian void setEnabled(bool enabled); 2703eb38cb33e41ce40dd1094bdec850f0fca9f8a53Mathias Agopian }; 2713eb38cb33e41ce40dd1094bdec850f0fca9f8a53Mathias Agopian 2723eb38cb33e41ce40dd1094bdec850f0fca9f8a53Mathias Agopian friend class VSyncThread; 2733eb38cb33e41ce40dd1094bdec850f0fca9f8a53Mathias Agopian 2743eb38cb33e41ce40dd1094bdec850f0fca9f8a53Mathias Agopian // for debugging ---------------------------------------------------------- 275cb55857bbde34a06c19dde3db5064d1717a0173eMathias Agopian void dump(String8& out, char* scratch, size_t SIZE) const; 2768372785879d329f592f6883620b5a32d80d74691Mathias Agopian 277a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopianprivate: 278b0d1dd36f104c0b581674adc7f830cbf44b7db06Andy McFadden void loadHwcModule(); 279ef64b75a936ffd194673dbce6766995f86b42ba9Jesse Hall int loadFbHalModule(); 280b685c542836b93c99cd85053e07696406ea37adbJesse Hall 2811e26087493ac0e7d7dc6dea8ad85cfef08b3271fMathias Agopian LayerListIterator getLayerIterator(int32_t id, size_t index); 28231d2843b45ebdb69ec3355111b7567363fd2a6b7Mathias Agopian 2833e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian struct cb_context; 28431d2843b45ebdb69ec3355111b7567363fd2a6b7Mathias Agopian 285bbd164a3c790a0649dffd2f015e6f47692c72e1cJesse Hall static void hook_invalidate(const struct hwc_procs* procs); 2861bd20e0f9ecd27cc5ad2bdf08b01837ecc10c357Jesse Hall static void hook_vsync(const struct hwc_procs* procs, int disp, 287bbd164a3c790a0649dffd2f015e6f47692c72e1cJesse Hall int64_t timestamp); 2881bd20e0f9ecd27cc5ad2bdf08b01837ecc10c357Jesse Hall static void hook_hotplug(const struct hwc_procs* procs, int disp, 2891bd20e0f9ecd27cc5ad2bdf08b01837ecc10c357Jesse Hall int connected); 29031d2843b45ebdb69ec3355111b7567363fd2a6b7Mathias Agopian 2913eb38cb33e41ce40dd1094bdec850f0fca9f8a53Mathias Agopian inline void invalidate(); 2921bd20e0f9ecd27cc5ad2bdf08b01837ecc10c357Jesse Hall inline void vsync(int disp, int64_t timestamp); 2931bd20e0f9ecd27cc5ad2bdf08b01837ecc10c357Jesse Hall inline void hotplug(int disp, int connected); 294c7d14e247117392fbd44aa454622778a25c076aeMathias Agopian 2951604f777d11c40daae8ec91d8ea75625996bfbacMathias Agopian status_t queryDisplayProperties(int disp); 2961e26087493ac0e7d7dc6dea8ad85cfef08b3271fMathias Agopian 297da27af9832a0170f1fc40ef3f21371c4d30d21b3Mathias Agopian status_t setFramebufferTarget(int32_t id, 298da27af9832a0170f1fc40ef3f21371c4d30d21b3Mathias Agopian const sp<Fence>& acquireFence, const sp<GraphicBuffer>& buf); 299da27af9832a0170f1fc40ef3f21371c4d30d21b3Mathias Agopian 300da27af9832a0170f1fc40ef3f21371c4d30d21b3Mathias Agopian 301e60b0687c8d49871d0c8786cabe6851f7a7783b5Mathias Agopian struct DisplayData { 302a9a1b006e48320f5c501473e51e6c4a5f7a17b88Jesse Hall DisplayData(); 303a9a1b006e48320f5c501473e51e6c4a5f7a17b88Jesse Hall ~DisplayData(); 304db27621e22559a1b16414f890677ef04242fbc3bJesse Hall uint32_t width; 305db27621e22559a1b16414f890677ef04242fbc3bJesse Hall uint32_t height; 306b0d1dd36f104c0b581674adc7f830cbf44b7db06Andy McFadden uint32_t format; // pixel format from FB hal, for pre-hwc-1.1 307e60b0687c8d49871d0c8786cabe6851f7a7783b5Mathias Agopian float xdpi; 308e60b0687c8d49871d0c8786cabe6851f7a7783b5Mathias Agopian float ydpi; 309e60b0687c8d49871d0c8786cabe6851f7a7783b5Mathias Agopian nsecs_t refresh; 310f5a33928349bebc8eebc9f466618997e98c24e68Mathias Agopian bool connected; 311e60b0687c8d49871d0c8786cabe6851f7a7783b5Mathias Agopian bool hasFbComp; 312e60b0687c8d49871d0c8786cabe6851f7a7783b5Mathias Agopian bool hasOvComp; 313f435863467ab407f2a482604beed5fa6f0144c62Mathias Agopian size_t capacity; 314f435863467ab407f2a482604beed5fa6f0144c62Mathias Agopian hwc_display_contents_1* list; 315da27af9832a0170f1fc40ef3f21371c4d30d21b3Mathias Agopian hwc_layer_1* framebufferTarget; 316da27af9832a0170f1fc40ef3f21371c4d30d21b3Mathias Agopian buffer_handle_t fbTargetHandle; 3172ec3e0748bff8d75baade2ddda9fbfa21a3b7d3fJamie Gennis sp<Fence> lastRetireFence; // signals when the last set op retires 3182ec3e0748bff8d75baade2ddda9fbfa21a3b7d3fJamie Gennis sp<Fence> lastDisplayFence; // signals when the last set op takes 3192ec3e0748bff8d75baade2ddda9fbfa21a3b7d3fJamie Gennis // effect on screen 320851cfe834295224cd64bdd499872b95b19c4de8cJesse Hall buffer_handle_t outbufHandle; 321851cfe834295224cd64bdd499872b95b19c4de8cJesse Hall sp<Fence> outbufAcquireFence; 3222ec3e0748bff8d75baade2ddda9fbfa21a3b7d3fJamie Gennis 32381cd5d3b94d21253a0be925f4ae58cc7f4afeef7Mathias Agopian // protected by mEventControlLock 32481cd5d3b94d21253a0be925f4ae58cc7f4afeef7Mathias Agopian int32_t events; 325e60b0687c8d49871d0c8786cabe6851f7a7783b5Mathias Agopian }; 326e60b0687c8d49871d0c8786cabe6851f7a7783b5Mathias Agopian 3275880cc573823148237eac9ab7bc586b8e4eb7160Jesse Hall sp<SurfaceFlinger> mFlinger; 328b0d1dd36f104c0b581674adc7f830cbf44b7db06Andy McFadden framebuffer_device_t* mFbDev; 3295880cc573823148237eac9ab7bc586b8e4eb7160Jesse Hall struct hwc_composer_device_1* mHwc; 330b685c542836b93c99cd85053e07696406ea37adbJesse Hall // invariant: mLists[0] != NULL iff mHwc != NULL 331e60b0687c8d49871d0c8786cabe6851f7a7783b5Mathias Agopian // mLists[i>0] can be NULL. that display is to be ignored 332b685c542836b93c99cd85053e07696406ea37adbJesse Hall struct hwc_display_contents_1* mLists[MAX_DISPLAYS]; 333e60b0687c8d49871d0c8786cabe6851f7a7783b5Mathias Agopian DisplayData mDisplayData[MAX_DISPLAYS]; 3348f971ff6661c875e7adb3f14731e1579c3c80c62Jesse Hall size_t mNumDisplays; 3351e26087493ac0e7d7dc6dea8ad85cfef08b3271fMathias Agopian 3365880cc573823148237eac9ab7bc586b8e4eb7160Jesse Hall cb_context* mCBContext; 3375880cc573823148237eac9ab7bc586b8e4eb7160Jesse Hall EventHandler& mEventHandler; 3385880cc573823148237eac9ab7bc586b8e4eb7160Jesse Hall size_t mVSyncCount; 3395880cc573823148237eac9ab7bc586b8e4eb7160Jesse Hall sp<VSyncThread> mVSyncThread; 3405880cc573823148237eac9ab7bc586b8e4eb7160Jesse Hall bool mDebugForceFakeVSync; 341f435863467ab407f2a482604beed5fa6f0144c62Mathias Agopian BitSet32 mAllocatedDisplayIDs; 342d3ee231eddce0b69ec5e35188dbd0f4a2c3b9ac3Mathias Agopian 343d3ee231eddce0b69ec5e35188dbd0f4a2c3b9ac3Mathias Agopian // protected by mLock 344d3ee231eddce0b69ec5e35188dbd0f4a2c3b9ac3Mathias Agopian mutable Mutex mLock; 345d3ee231eddce0b69ec5e35188dbd0f4a2c3b9ac3Mathias Agopian mutable nsecs_t mLastHwVSync; 34681cd5d3b94d21253a0be925f4ae58cc7f4afeef7Mathias Agopian 34781cd5d3b94d21253a0be925f4ae58cc7f4afeef7Mathias Agopian // thread-safe 34881cd5d3b94d21253a0be925f4ae58cc7f4afeef7Mathias Agopian mutable Mutex mEventControlLock; 349a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian}; 350a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 351a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian// --------------------------------------------------------------------------- 352a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian}; // namespace android 353a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 354a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian#endif // ANDROID_SF_HWCOMPOSER_H 355