HWComposer.h revision bef42c50ebda2d63400f92611e1dd857c03bb38c
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; 506b44267a3beb457e220cad0666c039d3a765cdb2Mathias Agopianclass FloatRect; 511a4d883dcc1725892bfb5c28dec255a233186524Jamie Gennisclass Region; 528372785879d329f592f6883620b5a32d80d74691Mathias Agopianclass String8; 53c7d14e247117392fbd44aa454622778a25c076aeMathias Agopianclass SurfaceFlinger; 548372785879d329f592f6883620b5a32d80d74691Mathias Agopian 55a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopianclass HWComposer 56a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian{ 57a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopianpublic: 583eb38cb33e41ce40dd1094bdec850f0fca9f8a53Mathias Agopian class EventHandler { 593eb38cb33e41ce40dd1094bdec850f0fca9f8a53Mathias Agopian friend class HWComposer; 601bd20e0f9ecd27cc5ad2bdf08b01837ecc10c357Jesse Hall virtual void onVSyncReceived(int disp, nsecs_t timestamp) = 0; 61148994e5f33ce240ff24ceb5bc0500b7f2001959Mathias Agopian virtual void onHotplugReceived(int disp, bool connected) = 0; 623eb38cb33e41ce40dd1094bdec850f0fca9f8a53Mathias Agopian protected: 633eb38cb33e41ce40dd1094bdec850f0fca9f8a53Mathias Agopian virtual ~EventHandler() {} 643eb38cb33e41ce40dd1094bdec850f0fca9f8a53Mathias Agopian }; 65a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 661e26087493ac0e7d7dc6dea8ad85cfef08b3271fMathias Agopian enum { 679e663de4fe1dcc872373ee530c60a375624671c3Jesse Hall NUM_BUILTIN_DISPLAYS = HWC_NUM_PHYSICAL_DISPLAY_TYPES, 689e663de4fe1dcc872373ee530c60a375624671c3Jesse Hall MAX_HWC_DISPLAYS = HWC_NUM_DISPLAY_TYPES, 699e663de4fe1dcc872373ee530c60a375624671c3Jesse Hall VIRTUAL_DISPLAY_ID_BASE = HWC_DISPLAY_VIRTUAL, 701e26087493ac0e7d7dc6dea8ad85cfef08b3271fMathias Agopian }; 711e26087493ac0e7d7dc6dea8ad85cfef08b3271fMathias Agopian 728b736f138cfd9b239a2c7073347a13c489534ae1Mathias Agopian HWComposer( 738b736f138cfd9b239a2c7073347a13c489534ae1Mathias Agopian const sp<SurfaceFlinger>& flinger, 74b0d1dd36f104c0b581674adc7f830cbf44b7db06Andy McFadden EventHandler& handler); 758b736f138cfd9b239a2c7073347a13c489534ae1Mathias Agopian 76a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian ~HWComposer(); 77a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 78a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian status_t initCheck() const; 79a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 809e663de4fe1dcc872373ee530c60a375624671c3Jesse Hall // Returns a display ID starting at VIRTUAL_DISPLAY_ID_BASE, this ID is to 819e663de4fe1dcc872373ee530c60a375624671c3Jesse Hall // be used with createWorkList (and all other methods requiring an ID 829e663de4fe1dcc872373ee530c60a375624671c3Jesse Hall // below). 839e663de4fe1dcc872373ee530c60a375624671c3Jesse Hall // IDs below NUM_BUILTIN_DISPLAYS are pre-defined and therefore are 849e663de4fe1dcc872373ee530c60a375624671c3Jesse Hall // always valid. 859e663de4fe1dcc872373ee530c60a375624671c3Jesse Hall // Returns -1 if an ID cannot be allocated 86e60b0687c8d49871d0c8786cabe6851f7a7783b5Mathias Agopian int32_t allocateDisplayId(); 87e60b0687c8d49871d0c8786cabe6851f7a7783b5Mathias Agopian 889e663de4fe1dcc872373ee530c60a375624671c3Jesse Hall // Recycles the given virtual display ID and frees the associated worklist. 899e663de4fe1dcc872373ee530c60a375624671c3Jesse Hall // IDs below NUM_BUILTIN_DISPLAYS are not recycled. 90e60b0687c8d49871d0c8786cabe6851f7a7783b5Mathias Agopian status_t freeDisplayId(int32_t id); 91e60b0687c8d49871d0c8786cabe6851f7a7783b5Mathias Agopian 92e60b0687c8d49871d0c8786cabe6851f7a7783b5Mathias Agopian 93a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian // Asks the HAL what it can do 94e60b0687c8d49871d0c8786cabe6851f7a7783b5Mathias Agopian status_t prepare(); 95a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 96a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian // commits the list 9730bcc61431d8e3bef779472dd52a7b156dcaba09Mathias Agopian status_t commit(); 98a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 9910fbdb6059755f009e02f0ccc2b9d289beb6b086Colin Cross // release hardware resources and blank screen 10081cd5d3b94d21253a0be925f4ae58cc7f4afeef7Mathias Agopian status_t release(int disp); 101a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 10210fbdb6059755f009e02f0ccc2b9d289beb6b086Colin Cross // acquire hardware resources and unblank screen 10381cd5d3b94d21253a0be925f4ae58cc7f4afeef7Mathias Agopian status_t acquire(int disp); 10410fbdb6059755f009e02f0ccc2b9d289beb6b086Colin Cross 10527ec5739bc05330e08b02f25b62a8f597bad897aAndy McFadden // reset state when an external, non-virtual display is disconnected 10627ec5739bc05330e08b02f25b62a8f597bad897aAndy McFadden void disconnectDisplay(int disp); 10727ec5739bc05330e08b02f25b62a8f597bad897aAndy McFadden 1083e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian // create a work list for numLayers layer. sets HWC_GEOMETRY_CHANGED. 1091e26087493ac0e7d7dc6dea8ad85cfef08b3271fMathias Agopian status_t createWorkList(int32_t id, size_t numLayers); 110a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 111da27af9832a0170f1fc40ef3f21371c4d30d21b3Mathias Agopian bool supportsFramebufferTarget() const; 112da27af9832a0170f1fc40ef3f21371c4d30d21b3Mathias Agopian 113e60b0687c8d49871d0c8786cabe6851f7a7783b5Mathias Agopian // does this display have layers handled by HWC 114e60b0687c8d49871d0c8786cabe6851f7a7783b5Mathias Agopian bool hasHwcComposition(int32_t id) const; 115e60b0687c8d49871d0c8786cabe6851f7a7783b5Mathias Agopian 116e60b0687c8d49871d0c8786cabe6851f7a7783b5Mathias Agopian // does this display have layers handled by GLES 117e60b0687c8d49871d0c8786cabe6851f7a7783b5Mathias Agopian bool hasGlesComposition(int32_t id) const; 1189c6e297271ec9af9d974242d89cfa08cb6ceaa0aMathias Agopian 11980e0a397a4712666661ecc629a64ec26e7f6aac3Jesse Hall // get the releaseFence file descriptor for a display's framebuffer layer. 120da27af9832a0170f1fc40ef3f21371c4d30d21b3Mathias Agopian // the release fence is only valid after commit() 12113f01cbdbd34779a234bc674df79e23672fd5c0bJesse Hall sp<Fence> getAndResetReleaseFence(int32_t id); 122da27af9832a0170f1fc40ef3f21371c4d30d21b3Mathias Agopian 1233e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian // needed forward declarations 1243e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian class LayerListIterator; 1253e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian 126cde87a3b9d3f8dc15232d927b56ee9e5e520f58dMathias Agopian // return the visual id to be used to find a suitable EGLConfig for 127cde87a3b9d3f8dc15232d927b56ee9e5e520f58dMathias Agopian // *ALL* displays. 128cde87a3b9d3f8dc15232d927b56ee9e5e520f58dMathias Agopian int getVisualID() const; 129cde87a3b9d3f8dc15232d927b56ee9e5e520f58dMathias Agopian 130b0d1dd36f104c0b581674adc7f830cbf44b7db06Andy McFadden // Forwarding to FB HAL for pre-HWC-1.1 code (see FramebufferSurface). 131da27af9832a0170f1fc40ef3f21371c4d30d21b3Mathias Agopian int fbPost(int32_t id, const sp<Fence>& acquireFence, const sp<GraphicBuffer>& buf); 132b0d1dd36f104c0b581674adc7f830cbf44b7db06Andy McFadden int fbCompositionComplete(); 133b0d1dd36f104c0b581674adc7f830cbf44b7db06Andy McFadden void fbDump(String8& result); 134b0d1dd36f104c0b581674adc7f830cbf44b7db06Andy McFadden 135851cfe834295224cd64bdd499872b95b19c4de8cJesse Hall // Set the output buffer and acquire fence for a virtual display. 136851cfe834295224cd64bdd499872b95b19c4de8cJesse Hall // Returns INVALID_OPERATION if id is not a virtual display. 137851cfe834295224cd64bdd499872b95b19c4de8cJesse Hall status_t setOutputBuffer(int32_t id, const sp<Fence>& acquireFence, 138851cfe834295224cd64bdd499872b95b19c4de8cJesse Hall const sp<GraphicBuffer>& buf); 139851cfe834295224cd64bdd499872b95b19c4de8cJesse Hall 140851cfe834295224cd64bdd499872b95b19c4de8cJesse Hall // Get the retire fence for the last committed frame. This fence will 141851cfe834295224cd64bdd499872b95b19c4de8cJesse Hall // signal when the h/w composer is completely finished with the frame. 142851cfe834295224cd64bdd499872b95b19c4de8cJesse Hall // For physical displays, it is no longer being displayed. For virtual 143851cfe834295224cd64bdd499872b95b19c4de8cJesse Hall // displays, writes to the output buffer are complete. 144851cfe834295224cd64bdd499872b95b19c4de8cJesse Hall sp<Fence> getLastRetireFence(int32_t id); 145851cfe834295224cd64bdd499872b95b19c4de8cJesse Hall 1463e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian /* 1473e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian * Interface to hardware composer's layers functionality. 1483e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian * This abstracts the HAL interface to layers which can evolve in 1493e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian * incompatible ways from one release to another. 1503e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian * The idea is that we could extend this interface as we add 1513e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian * features to h/w composer. 1523e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian */ 1533e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian class HWCLayerInterface { 1543e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian protected: 1553e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian virtual ~HWCLayerInterface() { } 1563e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian public: 1573e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian virtual int32_t getCompositionType() const = 0; 1583e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian virtual uint32_t getHints() const = 0; 15913f01cbdbd34779a234bc674df79e23672fd5c0bJesse Hall virtual sp<Fence> getAndResetReleaseFence() = 0; 1603e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian virtual void setDefaultState() = 0; 1613e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian virtual void setSkip(bool skip) = 0; 1623e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian virtual void setBlending(uint32_t blending) = 0; 1633e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian virtual void setTransform(uint32_t transform) = 0; 1643e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian virtual void setFrame(const Rect& frame) = 0; 1656b44267a3beb457e220cad0666c039d3a765cdb2Mathias Agopian virtual void setCrop(const FloatRect& crop) = 0; 1663e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian virtual void setVisibleRegionScreen(const Region& reg) = 0; 1673e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian virtual void setBuffer(const sp<GraphicBuffer>& buffer) = 0; 168dc5b485f74edf2d2f31c62054eb6c180421a3adeJesse Hall virtual void setAcquireFenceFd(int fenceFd) = 0; 1699f8386e1118c10dd4927f62637ec7162569bdbdcMathias Agopian virtual void setPlaneAlpha(uint8_t alpha) = 0; 170c39736088398a9b4367b30fc307ed7de96ac342eMathias Agopian virtual void onDisplayed() = 0; 1713e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian }; 1723e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian 1733e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian /* 1743e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian * Interface used to implement an iterator to a list 1753e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian * of HWCLayer. 1763e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian */ 1773e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian class HWCLayer : public HWCLayerInterface { 1783e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian friend class LayerListIterator; 1793e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian // select the layer at the given index 1803e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian virtual status_t setLayer(size_t index) = 0; 1813e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian virtual HWCLayer* dup() = 0; 1823e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian static HWCLayer* copy(HWCLayer *rhs) { 1833e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian return rhs ? rhs->dup() : NULL; 1843e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian } 1853e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian protected: 1863e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian virtual ~HWCLayer() { } 1873e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian }; 1883e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian 1893e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian /* 1903e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian * Iterator through a HWCLayer list. 1913e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian * This behaves more or less like a forward iterator. 1923e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian */ 1933e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian class LayerListIterator { 1943e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian friend struct HWComposer; 1953e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian HWCLayer* const mLayerList; 1963e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian size_t mIndex; 1973e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian 1983e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian LayerListIterator() : mLayerList(NULL), mIndex(0) { } 1993e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian 2003e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian LayerListIterator(HWCLayer* layer, size_t index) 2013e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian : mLayerList(layer), mIndex(index) { } 2023e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian 2033e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian // we don't allow assignment, because we don't need it for now 2043e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian LayerListIterator& operator = (const LayerListIterator& rhs); 2053e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian 2063e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian public: 2073e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian // copy operators 2083e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian LayerListIterator(const LayerListIterator& rhs) 2093e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian : mLayerList(HWCLayer::copy(rhs.mLayerList)), mIndex(rhs.mIndex) { 2103e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian } 2113e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian 2123e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian ~LayerListIterator() { delete mLayerList; } 2133e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian 2143e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian // pre-increment 2153e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian LayerListIterator& operator++() { 2163e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian mLayerList->setLayer(++mIndex); 2173e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian return *this; 2183e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian } 2193e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian 2203e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian // dereference 2213e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian HWCLayerInterface& operator * () { return *mLayerList; } 2223e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian HWCLayerInterface* operator -> () { return mLayerList; } 2233e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian 2243e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian // comparison 2253e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian bool operator == (const LayerListIterator& rhs) const { 2263e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian return mIndex == rhs.mIndex; 2273e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian } 2283e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian bool operator != (const LayerListIterator& rhs) const { 2293e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian return !operator==(rhs); 2303e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian } 2313e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian }; 2323e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian 2333e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian // Returns an iterator to the beginning of the layer list 2341e26087493ac0e7d7dc6dea8ad85cfef08b3271fMathias Agopian LayerListIterator begin(int32_t id); 2353e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian 2363e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian // Returns an iterator to the end of the layer list 2371e26087493ac0e7d7dc6dea8ad85cfef08b3271fMathias Agopian LayerListIterator end(int32_t id); 2383e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian 2393e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian 2403eb38cb33e41ce40dd1094bdec850f0fca9f8a53Mathias Agopian // Events handling --------------------------------------------------------- 2413eb38cb33e41ce40dd1094bdec850f0fca9f8a53Mathias Agopian 2423eb38cb33e41ce40dd1094bdec850f0fca9f8a53Mathias Agopian enum { 2433eb38cb33e41ce40dd1094bdec850f0fca9f8a53Mathias Agopian EVENT_VSYNC = HWC_EVENT_VSYNC 2443eb38cb33e41ce40dd1094bdec850f0fca9f8a53Mathias Agopian }; 2453eb38cb33e41ce40dd1094bdec850f0fca9f8a53Mathias Agopian 24681cd5d3b94d21253a0be925f4ae58cc7f4afeef7Mathias Agopian void eventControl(int disp, int event, int enabled); 2473eb38cb33e41ce40dd1094bdec850f0fca9f8a53Mathias Agopian 248b0d1dd36f104c0b581674adc7f830cbf44b7db06Andy McFadden // Query display parameters. Pass in a display index (e.g. 249b0d1dd36f104c0b581674adc7f830cbf44b7db06Andy McFadden // HWC_DISPLAY_PRIMARY). 250b0d1dd36f104c0b581674adc7f830cbf44b7db06Andy McFadden nsecs_t getRefreshPeriod(int disp) const; 251b0d1dd36f104c0b581674adc7f830cbf44b7db06Andy McFadden nsecs_t getRefreshTimestamp(int disp) const; 2522ec3e0748bff8d75baade2ddda9fbfa21a3b7d3fJamie Gennis sp<Fence> getDisplayFence(int disp) const; 253db27621e22559a1b16414f890677ef04242fbc3bJesse Hall uint32_t getWidth(int disp) const; 254db27621e22559a1b16414f890677ef04242fbc3bJesse Hall uint32_t getHeight(int disp) const; 255b0d1dd36f104c0b581674adc7f830cbf44b7db06Andy McFadden uint32_t getFormat(int disp) const; 256b0d1dd36f104c0b581674adc7f830cbf44b7db06Andy McFadden float getDpiX(int disp) const; 257b0d1dd36f104c0b581674adc7f830cbf44b7db06Andy McFadden float getDpiY(int disp) const; 258f5a33928349bebc8eebc9f466618997e98c24e68Mathias Agopian bool isConnected(int disp) const; 259d3ee231eddce0b69ec5e35188dbd0f4a2c3b9ac3Mathias Agopian 2601c569c4d45f89ec05abf8f8fe3a560e68bf39a8eJesse Hall status_t setVirtualDisplayProperties(int32_t id, uint32_t w, uint32_t h, 2611c569c4d45f89ec05abf8f8fe3a560e68bf39a8eJesse Hall uint32_t format); 2621c569c4d45f89ec05abf8f8fe3a560e68bf39a8eJesse Hall 2633eb38cb33e41ce40dd1094bdec850f0fca9f8a53Mathias Agopian // this class is only used to fake the VSync event on systems that don't 2643eb38cb33e41ce40dd1094bdec850f0fca9f8a53Mathias Agopian // have it. 2653eb38cb33e41ce40dd1094bdec850f0fca9f8a53Mathias Agopian class VSyncThread : public Thread { 2663eb38cb33e41ce40dd1094bdec850f0fca9f8a53Mathias Agopian HWComposer& mHwc; 2673eb38cb33e41ce40dd1094bdec850f0fca9f8a53Mathias Agopian mutable Mutex mLock; 2683eb38cb33e41ce40dd1094bdec850f0fca9f8a53Mathias Agopian Condition mCondition; 2693eb38cb33e41ce40dd1094bdec850f0fca9f8a53Mathias Agopian bool mEnabled; 2703eb38cb33e41ce40dd1094bdec850f0fca9f8a53Mathias Agopian mutable nsecs_t mNextFakeVSync; 2713eb38cb33e41ce40dd1094bdec850f0fca9f8a53Mathias Agopian nsecs_t mRefreshPeriod; 2722965b26022f95051f65b09d7eac47cbe923855c9Mathias Agopian virtual void onFirstRef(); 2732965b26022f95051f65b09d7eac47cbe923855c9Mathias Agopian virtual bool threadLoop(); 2743eb38cb33e41ce40dd1094bdec850f0fca9f8a53Mathias Agopian public: 2752965b26022f95051f65b09d7eac47cbe923855c9Mathias Agopian VSyncThread(HWComposer& hwc); 2762965b26022f95051f65b09d7eac47cbe923855c9Mathias Agopian void setEnabled(bool enabled); 2773eb38cb33e41ce40dd1094bdec850f0fca9f8a53Mathias Agopian }; 2783eb38cb33e41ce40dd1094bdec850f0fca9f8a53Mathias Agopian 2793eb38cb33e41ce40dd1094bdec850f0fca9f8a53Mathias Agopian friend class VSyncThread; 2803eb38cb33e41ce40dd1094bdec850f0fca9f8a53Mathias Agopian 2813eb38cb33e41ce40dd1094bdec850f0fca9f8a53Mathias Agopian // for debugging ---------------------------------------------------------- 28274d211ae26a0257c6075a823812e40b55aa1e653Mathias Agopian void dump(String8& out) const; 2838372785879d329f592f6883620b5a32d80d74691Mathias Agopian 284a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopianprivate: 285b0d1dd36f104c0b581674adc7f830cbf44b7db06Andy McFadden void loadHwcModule(); 286ef64b75a936ffd194673dbce6766995f86b42ba9Jesse Hall int loadFbHalModule(); 287b685c542836b93c99cd85053e07696406ea37adbJesse Hall 2881e26087493ac0e7d7dc6dea8ad85cfef08b3271fMathias Agopian LayerListIterator getLayerIterator(int32_t id, size_t index); 28931d2843b45ebdb69ec3355111b7567363fd2a6b7Mathias Agopian 2903e8b853d67c737abdb363f9c978e7d83eac4d888Mathias Agopian struct cb_context; 29131d2843b45ebdb69ec3355111b7567363fd2a6b7Mathias Agopian 292bbd164a3c790a0649dffd2f015e6f47692c72e1cJesse Hall static void hook_invalidate(const struct hwc_procs* procs); 2931bd20e0f9ecd27cc5ad2bdf08b01837ecc10c357Jesse Hall static void hook_vsync(const struct hwc_procs* procs, int disp, 294bbd164a3c790a0649dffd2f015e6f47692c72e1cJesse Hall int64_t timestamp); 2951bd20e0f9ecd27cc5ad2bdf08b01837ecc10c357Jesse Hall static void hook_hotplug(const struct hwc_procs* procs, int disp, 2961bd20e0f9ecd27cc5ad2bdf08b01837ecc10c357Jesse Hall int connected); 29731d2843b45ebdb69ec3355111b7567363fd2a6b7Mathias Agopian 2983eb38cb33e41ce40dd1094bdec850f0fca9f8a53Mathias Agopian inline void invalidate(); 2991bd20e0f9ecd27cc5ad2bdf08b01837ecc10c357Jesse Hall inline void vsync(int disp, int64_t timestamp); 3001bd20e0f9ecd27cc5ad2bdf08b01837ecc10c357Jesse Hall inline void hotplug(int disp, int connected); 301c7d14e247117392fbd44aa454622778a25c076aeMathias Agopian 3021604f777d11c40daae8ec91d8ea75625996bfbacMathias Agopian status_t queryDisplayProperties(int disp); 3031e26087493ac0e7d7dc6dea8ad85cfef08b3271fMathias Agopian 304da27af9832a0170f1fc40ef3f21371c4d30d21b3Mathias Agopian status_t setFramebufferTarget(int32_t id, 305da27af9832a0170f1fc40ef3f21371c4d30d21b3Mathias Agopian const sp<Fence>& acquireFence, const sp<GraphicBuffer>& buf); 306da27af9832a0170f1fc40ef3f21371c4d30d21b3Mathias Agopian 307da27af9832a0170f1fc40ef3f21371c4d30d21b3Mathias Agopian 308e60b0687c8d49871d0c8786cabe6851f7a7783b5Mathias Agopian struct DisplayData { 309a9a1b006e48320f5c501473e51e6c4a5f7a17b88Jesse Hall DisplayData(); 310a9a1b006e48320f5c501473e51e6c4a5f7a17b88Jesse Hall ~DisplayData(); 311db27621e22559a1b16414f890677ef04242fbc3bJesse Hall uint32_t width; 312db27621e22559a1b16414f890677ef04242fbc3bJesse Hall uint32_t height; 313b0d1dd36f104c0b581674adc7f830cbf44b7db06Andy McFadden uint32_t format; // pixel format from FB hal, for pre-hwc-1.1 314e60b0687c8d49871d0c8786cabe6851f7a7783b5Mathias Agopian float xdpi; 315e60b0687c8d49871d0c8786cabe6851f7a7783b5Mathias Agopian float ydpi; 316e60b0687c8d49871d0c8786cabe6851f7a7783b5Mathias Agopian nsecs_t refresh; 317f5a33928349bebc8eebc9f466618997e98c24e68Mathias Agopian bool connected; 318e60b0687c8d49871d0c8786cabe6851f7a7783b5Mathias Agopian bool hasFbComp; 319e60b0687c8d49871d0c8786cabe6851f7a7783b5Mathias Agopian bool hasOvComp; 320f435863467ab407f2a482604beed5fa6f0144c62Mathias Agopian size_t capacity; 321f435863467ab407f2a482604beed5fa6f0144c62Mathias Agopian hwc_display_contents_1* list; 322da27af9832a0170f1fc40ef3f21371c4d30d21b3Mathias Agopian hwc_layer_1* framebufferTarget; 323da27af9832a0170f1fc40ef3f21371c4d30d21b3Mathias Agopian buffer_handle_t fbTargetHandle; 3242ec3e0748bff8d75baade2ddda9fbfa21a3b7d3fJamie Gennis sp<Fence> lastRetireFence; // signals when the last set op retires 3252ec3e0748bff8d75baade2ddda9fbfa21a3b7d3fJamie Gennis sp<Fence> lastDisplayFence; // signals when the last set op takes 3262ec3e0748bff8d75baade2ddda9fbfa21a3b7d3fJamie Gennis // effect on screen 327851cfe834295224cd64bdd499872b95b19c4de8cJesse Hall buffer_handle_t outbufHandle; 328851cfe834295224cd64bdd499872b95b19c4de8cJesse Hall sp<Fence> outbufAcquireFence; 3292ec3e0748bff8d75baade2ddda9fbfa21a3b7d3fJamie Gennis 33081cd5d3b94d21253a0be925f4ae58cc7f4afeef7Mathias Agopian // protected by mEventControlLock 33181cd5d3b94d21253a0be925f4ae58cc7f4afeef7Mathias Agopian int32_t events; 332e60b0687c8d49871d0c8786cabe6851f7a7783b5Mathias Agopian }; 333e60b0687c8d49871d0c8786cabe6851f7a7783b5Mathias Agopian 3345880cc573823148237eac9ab7bc586b8e4eb7160Jesse Hall sp<SurfaceFlinger> mFlinger; 335b0d1dd36f104c0b581674adc7f830cbf44b7db06Andy McFadden framebuffer_device_t* mFbDev; 3365880cc573823148237eac9ab7bc586b8e4eb7160Jesse Hall struct hwc_composer_device_1* mHwc; 337b685c542836b93c99cd85053e07696406ea37adbJesse Hall // invariant: mLists[0] != NULL iff mHwc != NULL 338e60b0687c8d49871d0c8786cabe6851f7a7783b5Mathias Agopian // mLists[i>0] can be NULL. that display is to be ignored 3399e663de4fe1dcc872373ee530c60a375624671c3Jesse Hall struct hwc_display_contents_1* mLists[MAX_HWC_DISPLAYS]; 3409e663de4fe1dcc872373ee530c60a375624671c3Jesse Hall DisplayData mDisplayData[MAX_HWC_DISPLAYS]; 3418f971ff6661c875e7adb3f14731e1579c3c80c62Jesse Hall size_t mNumDisplays; 3421e26087493ac0e7d7dc6dea8ad85cfef08b3271fMathias Agopian 3435880cc573823148237eac9ab7bc586b8e4eb7160Jesse Hall cb_context* mCBContext; 3445880cc573823148237eac9ab7bc586b8e4eb7160Jesse Hall EventHandler& mEventHandler; 345bef42c50ebda2d63400f92611e1dd857c03bb38cMathias Agopian size_t mVSyncCounts[HWC_NUM_PHYSICAL_DISPLAY_TYPES]; 3465880cc573823148237eac9ab7bc586b8e4eb7160Jesse Hall sp<VSyncThread> mVSyncThread; 3475880cc573823148237eac9ab7bc586b8e4eb7160Jesse Hall bool mDebugForceFakeVSync; 348f435863467ab407f2a482604beed5fa6f0144c62Mathias Agopian BitSet32 mAllocatedDisplayIDs; 349d3ee231eddce0b69ec5e35188dbd0f4a2c3b9ac3Mathias Agopian 350d3ee231eddce0b69ec5e35188dbd0f4a2c3b9ac3Mathias Agopian // protected by mLock 351d3ee231eddce0b69ec5e35188dbd0f4a2c3b9ac3Mathias Agopian mutable Mutex mLock; 352bef42c50ebda2d63400f92611e1dd857c03bb38cMathias Agopian mutable nsecs_t mLastHwVSync[HWC_NUM_PHYSICAL_DISPLAY_TYPES]; 35381cd5d3b94d21253a0be925f4ae58cc7f4afeef7Mathias Agopian 35481cd5d3b94d21253a0be925f4ae58cc7f4afeef7Mathias Agopian // thread-safe 35581cd5d3b94d21253a0be925f4ae58cc7f4afeef7Mathias Agopian mutable Mutex mEventControlLock; 356a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian}; 357a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 358a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian// --------------------------------------------------------------------------- 359a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian}; // namespace android 360a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 361a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian#endif // ANDROID_SF_HWCOMPOSER_H 362