HWComposer.cpp revision e2c4f4ec23b735dd2a03f4ea8b08b288a1bb04e8
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 172965b26022f95051f65b09d7eac47cbe923855c9Mathias Agopian#define ATRACE_TAG ATRACE_TAG_GRAPHICS 182965b26022f95051f65b09d7eac47cbe923855c9Mathias Agopian 19a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian#include <stdint.h> 20f1352df47fe20aed23c216a78923c7d248f2bb91Mathias Agopian#include <stdio.h> 21f1352df47fe20aed23c216a78923c7d248f2bb91Mathias Agopian#include <stdlib.h> 22f1352df47fe20aed23c216a78923c7d248f2bb91Mathias Agopian#include <string.h> 23a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian#include <sys/types.h> 24a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 25a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian#include <utils/Errors.h> 268372785879d329f592f6883620b5a32d80d74691Mathias Agopian#include <utils/String8.h> 273eb38cb33e41ce40dd1094bdec850f0fca9f8a53Mathias Agopian#include <utils/Thread.h> 282965b26022f95051f65b09d7eac47cbe923855c9Mathias Agopian#include <utils/Trace.h> 2922da60c3e64cd57535cbba063c07127814a2b52fMathias Agopian#include <utils/Vector.h> 30a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 31a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian#include <hardware/hardware.h> 323eb38cb33e41ce40dd1094bdec850f0fca9f8a53Mathias Agopian#include <hardware/hwcomposer.h> 33a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 34a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian#include <cutils/log.h> 35e2c4f4ec23b735dd2a03f4ea8b08b288a1bb04e8Mathias Agopian#include <cutils/properties.h> 36a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 37a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian#include <EGL/egl.h> 38a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 3922da60c3e64cd57535cbba063c07127814a2b52fMathias Agopian#include "LayerBase.h" 40a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian#include "HWComposer.h" 41c7d14e247117392fbd44aa454622778a25c076aeMathias Agopian#include "SurfaceFlinger.h" 42a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 43a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopiannamespace android { 44a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian// --------------------------------------------------------------------------- 45a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 463eb38cb33e41ce40dd1094bdec850f0fca9f8a53Mathias AgopianHWComposer::HWComposer( 473eb38cb33e41ce40dd1094bdec850f0fca9f8a53Mathias Agopian const sp<SurfaceFlinger>& flinger, 483eb38cb33e41ce40dd1094bdec850f0fca9f8a53Mathias Agopian EventHandler& handler, 493eb38cb33e41ce40dd1094bdec850f0fca9f8a53Mathias Agopian nsecs_t refreshPeriod) 50c7d14e247117392fbd44aa454622778a25c076aeMathias Agopian : mFlinger(flinger), 51c7d14e247117392fbd44aa454622778a25c076aeMathias Agopian mModule(0), mHwc(0), mList(0), mCapacity(0), 529c6e297271ec9af9d974242d89cfa08cb6ceaa0aMathias Agopian mNumOVLayers(0), mNumFBLayers(0), 533eb38cb33e41ce40dd1094bdec850f0fca9f8a53Mathias Agopian mDpy(EGL_NO_DISPLAY), mSur(EGL_NO_SURFACE), 543eb38cb33e41ce40dd1094bdec850f0fca9f8a53Mathias Agopian mEventHandler(handler), 55e2c4f4ec23b735dd2a03f4ea8b08b288a1bb04e8Mathias Agopian mRefreshPeriod(refreshPeriod), 56e2c4f4ec23b735dd2a03f4ea8b08b288a1bb04e8Mathias Agopian mVSyncCount(0), mDebugForceFakeVSync(false) 57a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian{ 58e2c4f4ec23b735dd2a03f4ea8b08b288a1bb04e8Mathias Agopian char value[PROPERTY_VALUE_MAX]; 59e2c4f4ec23b735dd2a03f4ea8b08b288a1bb04e8Mathias Agopian property_get("debug.sf.no_hw_vsync", value, "0"); 60e2c4f4ec23b735dd2a03f4ea8b08b288a1bb04e8Mathias Agopian mDebugForceFakeVSync = atoi(value); 61e2c4f4ec23b735dd2a03f4ea8b08b288a1bb04e8Mathias Agopian 623a77871383bc1a03cc866686d81628493d14de7cMathias Agopian bool needVSyncThread = false; 63a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian int err = hw_get_module(HWC_HARDWARE_MODULE_ID, &mModule); 6432397c1cd3327905173b36baa6fd1c579bc328ffSteve Block ALOGW_IF(err, "%s module not found", HWC_HARDWARE_MODULE_ID); 65a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian if (err == 0) { 66a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian err = hwc_open(mModule, &mHwc); 67e6f43ddce78d6846af12550ff9193c5c6fe5844bSteve Block ALOGE_IF(err, "%s device failed to initialize (%s)", 68a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian HWC_HARDWARE_COMPOSER, strerror(-err)); 69c7d14e247117392fbd44aa454622778a25c076aeMathias Agopian if (err == 0) { 70c7d14e247117392fbd44aa454622778a25c076aeMathias Agopian if (mHwc->registerProcs) { 71c7d14e247117392fbd44aa454622778a25c076aeMathias Agopian mCBContext.hwc = this; 72c7d14e247117392fbd44aa454622778a25c076aeMathias Agopian mCBContext.procs.invalidate = &hook_invalidate; 7331d2843b45ebdb69ec3355111b7567363fd2a6b7Mathias Agopian mCBContext.procs.vsync = &hook_vsync; 74c7d14e247117392fbd44aa454622778a25c076aeMathias Agopian mHwc->registerProcs(mHwc, &mCBContext.procs); 7531d2843b45ebdb69ec3355111b7567363fd2a6b7Mathias Agopian memset(mCBContext.procs.zero, 0, sizeof(mCBContext.procs.zero)); 76c7d14e247117392fbd44aa454622778a25c076aeMathias Agopian } 77e2c4f4ec23b735dd2a03f4ea8b08b288a1bb04e8Mathias Agopian if (mHwc->common.version >= HWC_DEVICE_API_VERSION_0_3) { 78e2c4f4ec23b735dd2a03f4ea8b08b288a1bb04e8Mathias Agopian if (mDebugForceFakeVSync) { 79e2c4f4ec23b735dd2a03f4ea8b08b288a1bb04e8Mathias Agopian // make sure to turn h/w vsync off in "fake vsync" mode 80e2c4f4ec23b735dd2a03f4ea8b08b288a1bb04e8Mathias Agopian mHwc->methods->eventControl(mHwc, HWC_EVENT_VSYNC, 0); 81e2c4f4ec23b735dd2a03f4ea8b08b288a1bb04e8Mathias Agopian } 82e2c4f4ec23b735dd2a03f4ea8b08b288a1bb04e8Mathias Agopian } else { 833a77871383bc1a03cc866686d81628493d14de7cMathias Agopian needVSyncThread = true; 843eb38cb33e41ce40dd1094bdec850f0fca9f8a53Mathias Agopian } 85c7d14e247117392fbd44aa454622778a25c076aeMathias Agopian } 863a77871383bc1a03cc866686d81628493d14de7cMathias Agopian } else { 873a77871383bc1a03cc866686d81628493d14de7cMathias Agopian needVSyncThread = true; 883a77871383bc1a03cc866686d81628493d14de7cMathias Agopian } 893a77871383bc1a03cc866686d81628493d14de7cMathias Agopian 903a77871383bc1a03cc866686d81628493d14de7cMathias Agopian if (needVSyncThread) { 913a77871383bc1a03cc866686d81628493d14de7cMathias Agopian // we don't have VSYNC support, we need to fake it 923a77871383bc1a03cc866686d81628493d14de7cMathias Agopian mVSyncThread = new VSyncThread(*this); 93a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian } 94a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian} 95a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 96a350ff98692b3a50cad5cc93f9f83221242ca86aMathias AgopianHWComposer::~HWComposer() { 97e2c4f4ec23b735dd2a03f4ea8b08b288a1bb04e8Mathias Agopian eventControl(EVENT_VSYNC, 0); 98a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian free(mList); 993eb38cb33e41ce40dd1094bdec850f0fca9f8a53Mathias Agopian if (mVSyncThread != NULL) { 1003eb38cb33e41ce40dd1094bdec850f0fca9f8a53Mathias Agopian mVSyncThread->requestExitAndWait(); 1013eb38cb33e41ce40dd1094bdec850f0fca9f8a53Mathias Agopian } 102a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian if (mHwc) { 103a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian hwc_close(mHwc); 104a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian } 105a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian} 106a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 107a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopianstatus_t HWComposer::initCheck() const { 108a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian return mHwc ? NO_ERROR : NO_INIT; 109a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian} 110a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 111c7d14e247117392fbd44aa454622778a25c076aeMathias Agopianvoid HWComposer::hook_invalidate(struct hwc_procs* procs) { 112c7d14e247117392fbd44aa454622778a25c076aeMathias Agopian reinterpret_cast<cb_context *>(procs)->hwc->invalidate(); 113c7d14e247117392fbd44aa454622778a25c076aeMathias Agopian} 114c7d14e247117392fbd44aa454622778a25c076aeMathias Agopian 11531d2843b45ebdb69ec3355111b7567363fd2a6b7Mathias Agopianvoid HWComposer::hook_vsync(struct hwc_procs* procs, int dpy, int64_t timestamp) { 11631d2843b45ebdb69ec3355111b7567363fd2a6b7Mathias Agopian reinterpret_cast<cb_context *>(procs)->hwc->vsync(dpy, timestamp); 11731d2843b45ebdb69ec3355111b7567363fd2a6b7Mathias Agopian} 11831d2843b45ebdb69ec3355111b7567363fd2a6b7Mathias Agopian 119c7d14e247117392fbd44aa454622778a25c076aeMathias Agopianvoid HWComposer::invalidate() { 120e2c2f9213f936f98db604dc9c126ff22f725a824Mathias Agopian mFlinger->repaintEverything(); 121c7d14e247117392fbd44aa454622778a25c076aeMathias Agopian} 122c7d14e247117392fbd44aa454622778a25c076aeMathias Agopian 12331d2843b45ebdb69ec3355111b7567363fd2a6b7Mathias Agopianvoid HWComposer::vsync(int dpy, int64_t timestamp) { 1242965b26022f95051f65b09d7eac47cbe923855c9Mathias Agopian ATRACE_INT("VSYNC", ++mVSyncCount&1); 1253eb38cb33e41ce40dd1094bdec850f0fca9f8a53Mathias Agopian mEventHandler.onVSyncReceived(dpy, timestamp); 1263eb38cb33e41ce40dd1094bdec850f0fca9f8a53Mathias Agopian} 1273eb38cb33e41ce40dd1094bdec850f0fca9f8a53Mathias Agopian 1283eb38cb33e41ce40dd1094bdec850f0fca9f8a53Mathias Agopianstatus_t HWComposer::eventControl(int event, int enabled) { 1293eb38cb33e41ce40dd1094bdec850f0fca9f8a53Mathias Agopian status_t err = NO_ERROR; 1301a3bf41b7165ba294af46bc32483eaad61e707eaErik Gilling if (mHwc && mHwc->common.version >= HWC_DEVICE_API_VERSION_0_3) { 131e2c4f4ec23b735dd2a03f4ea8b08b288a1bb04e8Mathias Agopian if (!mDebugForceFakeVSync) { 132e2c4f4ec23b735dd2a03f4ea8b08b288a1bb04e8Mathias Agopian err = mHwc->methods->eventControl(mHwc, event, enabled); 133e2c4f4ec23b735dd2a03f4ea8b08b288a1bb04e8Mathias Agopian } 1343eb38cb33e41ce40dd1094bdec850f0fca9f8a53Mathias Agopian } 1353a77871383bc1a03cc866686d81628493d14de7cMathias Agopian 1363a77871383bc1a03cc866686d81628493d14de7cMathias Agopian if (err == NO_ERROR && mVSyncThread != NULL) { 1373a77871383bc1a03cc866686d81628493d14de7cMathias Agopian mVSyncThread->setEnabled(enabled); 1383a77871383bc1a03cc866686d81628493d14de7cMathias Agopian } 1393a77871383bc1a03cc866686d81628493d14de7cMathias Agopian 1403eb38cb33e41ce40dd1094bdec850f0fca9f8a53Mathias Agopian return err; 14131d2843b45ebdb69ec3355111b7567363fd2a6b7Mathias Agopian} 14231d2843b45ebdb69ec3355111b7567363fd2a6b7Mathias Agopian 143a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopianvoid HWComposer::setFrameBuffer(EGLDisplay dpy, EGLSurface sur) { 144a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian mDpy = (hwc_display_t)dpy; 145a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian mSur = (hwc_surface_t)sur; 146a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian} 147a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 148a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopianstatus_t HWComposer::createWorkList(size_t numLayers) { 14945721773e1a68e96da4b6cc04cef276bae7ca3e9Mathias Agopian if (mHwc) { 15045721773e1a68e96da4b6cc04cef276bae7ca3e9Mathias Agopian if (!mList || mCapacity < numLayers) { 15145721773e1a68e96da4b6cc04cef276bae7ca3e9Mathias Agopian free(mList); 15245721773e1a68e96da4b6cc04cef276bae7ca3e9Mathias Agopian size_t size = sizeof(hwc_layer_list) + numLayers*sizeof(hwc_layer_t); 15345721773e1a68e96da4b6cc04cef276bae7ca3e9Mathias Agopian mList = (hwc_layer_list_t*)malloc(size); 15445721773e1a68e96da4b6cc04cef276bae7ca3e9Mathias Agopian mCapacity = numLayers; 15545721773e1a68e96da4b6cc04cef276bae7ca3e9Mathias Agopian } 156a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian mList->flags = HWC_GEOMETRY_CHANGED; 157a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian mList->numHwLayers = numLayers; 158a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian } 159a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian return NO_ERROR; 160a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian} 161a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 162a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopianstatus_t HWComposer::prepare() const { 163a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian int err = mHwc->prepare(mHwc, mList); 1649c6e297271ec9af9d974242d89cfa08cb6ceaa0aMathias Agopian if (err == NO_ERROR) { 1659c6e297271ec9af9d974242d89cfa08cb6ceaa0aMathias Agopian size_t numOVLayers = 0; 1669c6e297271ec9af9d974242d89cfa08cb6ceaa0aMathias Agopian size_t numFBLayers = 0; 1679c6e297271ec9af9d974242d89cfa08cb6ceaa0aMathias Agopian size_t count = mList->numHwLayers; 1689c6e297271ec9af9d974242d89cfa08cb6ceaa0aMathias Agopian for (size_t i=0 ; i<count ; i++) { 1699c6e297271ec9af9d974242d89cfa08cb6ceaa0aMathias Agopian hwc_layer& l(mList->hwLayers[i]); 1709c6e297271ec9af9d974242d89cfa08cb6ceaa0aMathias Agopian if (l.flags & HWC_SKIP_LAYER) { 1719c6e297271ec9af9d974242d89cfa08cb6ceaa0aMathias Agopian l.compositionType = HWC_FRAMEBUFFER; 1729c6e297271ec9af9d974242d89cfa08cb6ceaa0aMathias Agopian } 1739c6e297271ec9af9d974242d89cfa08cb6ceaa0aMathias Agopian switch (l.compositionType) { 1749c6e297271ec9af9d974242d89cfa08cb6ceaa0aMathias Agopian case HWC_OVERLAY: 1759c6e297271ec9af9d974242d89cfa08cb6ceaa0aMathias Agopian numOVLayers++; 1769c6e297271ec9af9d974242d89cfa08cb6ceaa0aMathias Agopian break; 1779c6e297271ec9af9d974242d89cfa08cb6ceaa0aMathias Agopian case HWC_FRAMEBUFFER: 1789c6e297271ec9af9d974242d89cfa08cb6ceaa0aMathias Agopian numFBLayers++; 1799c6e297271ec9af9d974242d89cfa08cb6ceaa0aMathias Agopian break; 1809c6e297271ec9af9d974242d89cfa08cb6ceaa0aMathias Agopian } 1819c6e297271ec9af9d974242d89cfa08cb6ceaa0aMathias Agopian } 1829c6e297271ec9af9d974242d89cfa08cb6ceaa0aMathias Agopian mNumOVLayers = numOVLayers; 1839c6e297271ec9af9d974242d89cfa08cb6ceaa0aMathias Agopian mNumFBLayers = numFBLayers; 1849c6e297271ec9af9d974242d89cfa08cb6ceaa0aMathias Agopian } 185a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian return (status_t)err; 186a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian} 187a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 1889c6e297271ec9af9d974242d89cfa08cb6ceaa0aMathias Agopiansize_t HWComposer::getLayerCount(int type) const { 1899c6e297271ec9af9d974242d89cfa08cb6ceaa0aMathias Agopian switch (type) { 1909c6e297271ec9af9d974242d89cfa08cb6ceaa0aMathias Agopian case HWC_OVERLAY: 1919c6e297271ec9af9d974242d89cfa08cb6ceaa0aMathias Agopian return mNumOVLayers; 1929c6e297271ec9af9d974242d89cfa08cb6ceaa0aMathias Agopian case HWC_FRAMEBUFFER: 1939c6e297271ec9af9d974242d89cfa08cb6ceaa0aMathias Agopian return mNumFBLayers; 1949c6e297271ec9af9d974242d89cfa08cb6ceaa0aMathias Agopian } 1959c6e297271ec9af9d974242d89cfa08cb6ceaa0aMathias Agopian return 0; 1969c6e297271ec9af9d974242d89cfa08cb6ceaa0aMathias Agopian} 1979c6e297271ec9af9d974242d89cfa08cb6ceaa0aMathias Agopian 198a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopianstatus_t HWComposer::commit() const { 199a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian int err = mHwc->set(mHwc, mDpy, mSur, mList); 20058959343dbdb6157fa5f5463262d4842b8954353Mathias Agopian if (mList) { 20158959343dbdb6157fa5f5463262d4842b8954353Mathias Agopian mList->flags &= ~HWC_GEOMETRY_CHANGED; 20258959343dbdb6157fa5f5463262d4842b8954353Mathias Agopian } 203a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian return (status_t)err; 204a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian} 205a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 206f5f2712854599b4970643c6000fe6ae950a08ba9Antti Hatalastatus_t HWComposer::release() const { 2077ee4cd5556cef1878e1d4729f1b389f186311027Mathias Agopian if (mHwc) { 2087ee4cd5556cef1878e1d4729f1b389f186311027Mathias Agopian int err = mHwc->set(mHwc, NULL, NULL, NULL); 2097ee4cd5556cef1878e1d4729f1b389f186311027Mathias Agopian return (status_t)err; 2107ee4cd5556cef1878e1d4729f1b389f186311027Mathias Agopian } 2117ee4cd5556cef1878e1d4729f1b389f186311027Mathias Agopian return NO_ERROR; 2127ee4cd5556cef1878e1d4729f1b389f186311027Mathias Agopian} 2137ee4cd5556cef1878e1d4729f1b389f186311027Mathias Agopian 2147ee4cd5556cef1878e1d4729f1b389f186311027Mathias Agopianstatus_t HWComposer::disable() { 2157ee4cd5556cef1878e1d4729f1b389f186311027Mathias Agopian if (mHwc) { 2167ee4cd5556cef1878e1d4729f1b389f186311027Mathias Agopian free(mList); 2177ee4cd5556cef1878e1d4729f1b389f186311027Mathias Agopian mList = NULL; 2187ee4cd5556cef1878e1d4729f1b389f186311027Mathias Agopian int err = mHwc->prepare(mHwc, NULL); 2197ee4cd5556cef1878e1d4729f1b389f186311027Mathias Agopian return (status_t)err; 2207ee4cd5556cef1878e1d4729f1b389f186311027Mathias Agopian } 2217ee4cd5556cef1878e1d4729f1b389f186311027Mathias Agopian return NO_ERROR; 222f5f2712854599b4970643c6000fe6ae950a08ba9Antti Hatala} 223f5f2712854599b4970643c6000fe6ae950a08ba9Antti Hatala 22445721773e1a68e96da4b6cc04cef276bae7ca3e9Mathias Agopiansize_t HWComposer::getNumLayers() const { 22545721773e1a68e96da4b6cc04cef276bae7ca3e9Mathias Agopian return mList ? mList->numHwLayers : 0; 226a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian} 227a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 22845721773e1a68e96da4b6cc04cef276bae7ca3e9Mathias Agopianhwc_layer_t* HWComposer::getLayers() const { 22945721773e1a68e96da4b6cc04cef276bae7ca3e9Mathias Agopian return mList ? mList->hwLayers : 0; 230a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian} 231a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 23222da60c3e64cd57535cbba063c07127814a2b52fMathias Agopianvoid HWComposer::dump(String8& result, char* buffer, size_t SIZE, 23322da60c3e64cd57535cbba063c07127814a2b52fMathias Agopian const Vector< sp<LayerBase> >& visibleLayersSortedByZ) const { 2348372785879d329f592f6883620b5a32d80d74691Mathias Agopian if (mHwc && mList) { 2358372785879d329f592f6883620b5a32d80d74691Mathias Agopian result.append("Hardware Composer state:\n"); 236e2c4f4ec23b735dd2a03f4ea8b08b288a1bb04e8Mathias Agopian result.appendFormat(" mDebugForceFakeVSync=%d\n", 237e2c4f4ec23b735dd2a03f4ea8b08b288a1bb04e8Mathias Agopian mDebugForceFakeVSync); 238e2c4f4ec23b735dd2a03f4ea8b08b288a1bb04e8Mathias Agopian result.appendFormat(" numHwLayers=%u, flags=%08x\n", 2398372785879d329f592f6883620b5a32d80d74691Mathias Agopian mList->numHwLayers, mList->flags); 240fb4d5d5726c172adbe62341d99a2148685a98379Mathias Agopian result.append( 241aebac5f34a098f733f887c993bd617a393e10db8Mathias Agopian " type | handle | hints | flags | tr | blend | format | source crop | frame name \n" 242aebac5f34a098f733f887c993bd617a393e10db8Mathias Agopian "----------+----------+----------+----------+----+-------+----------+---------------------------+--------------------------------\n"); 243aebac5f34a098f733f887c993bd617a393e10db8Mathias Agopian // " ________ | ________ | ________ | ________ | __ | _____ | ________ | [_____,_____,_____,_____] | [_____,_____,_____,_____] 2448372785879d329f592f6883620b5a32d80d74691Mathias Agopian for (size_t i=0 ; i<mList->numHwLayers ; i++) { 2458372785879d329f592f6883620b5a32d80d74691Mathias Agopian const hwc_layer_t& l(mList->hwLayers[i]); 246fb4d5d5726c172adbe62341d99a2148685a98379Mathias Agopian const sp<LayerBase> layer(visibleLayersSortedByZ[i]); 247fb4d5d5726c172adbe62341d99a2148685a98379Mathias Agopian int32_t format = -1; 248fb4d5d5726c172adbe62341d99a2148685a98379Mathias Agopian if (layer->getLayer() != NULL) { 249fb4d5d5726c172adbe62341d99a2148685a98379Mathias Agopian const sp<GraphicBuffer>& buffer(layer->getLayer()->getActiveBuffer()); 250fb4d5d5726c172adbe62341d99a2148685a98379Mathias Agopian if (buffer != NULL) { 251fb4d5d5726c172adbe62341d99a2148685a98379Mathias Agopian format = buffer->getPixelFormat(); 252fb4d5d5726c172adbe62341d99a2148685a98379Mathias Agopian } 253fb4d5d5726c172adbe62341d99a2148685a98379Mathias Agopian } 254e2c4f4ec23b735dd2a03f4ea8b08b288a1bb04e8Mathias Agopian result.appendFormat( 255aebac5f34a098f733f887c993bd617a393e10db8Mathias Agopian " %8s | %08x | %08x | %08x | %02x | %05x | %08x | [%5d,%5d,%5d,%5d] | [%5d,%5d,%5d,%5d] %s\n", 2568372785879d329f592f6883620b5a32d80d74691Mathias Agopian l.compositionType ? "OVERLAY" : "FB", 257aebac5f34a098f733f887c993bd617a393e10db8Mathias Agopian intptr_t(l.handle), l.hints, l.flags, l.transform, l.blending, format, 2588372785879d329f592f6883620b5a32d80d74691Mathias Agopian l.sourceCrop.left, l.sourceCrop.top, l.sourceCrop.right, l.sourceCrop.bottom, 25922da60c3e64cd57535cbba063c07127814a2b52fMathias Agopian l.displayFrame.left, l.displayFrame.top, l.displayFrame.right, l.displayFrame.bottom, 260fb4d5d5726c172adbe62341d99a2148685a98379Mathias Agopian layer->getName().string()); 2618372785879d329f592f6883620b5a32d80d74691Mathias Agopian } 2621d21a9cafc534c34a2f28c985c4c7aa176d0e67bErik Gilling } 263e2c4f4ec23b735dd2a03f4ea8b08b288a1bb04e8Mathias Agopian if (mHwc && mHwc->common.version >= HWC_DEVICE_API_VERSION_0_1 && mHwc->dump) { 2641d21a9cafc534c34a2f28c985c4c7aa176d0e67bErik Gilling mHwc->dump(mHwc, buffer, SIZE); 2651d21a9cafc534c34a2f28c985c4c7aa176d0e67bErik Gilling result.append(buffer); 2668372785879d329f592f6883620b5a32d80d74691Mathias Agopian } 2678372785879d329f592f6883620b5a32d80d74691Mathias Agopian} 2688372785879d329f592f6883620b5a32d80d74691Mathias Agopian 269a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian// --------------------------------------------------------------------------- 2702965b26022f95051f65b09d7eac47cbe923855c9Mathias Agopian 2712965b26022f95051f65b09d7eac47cbe923855c9Mathias AgopianHWComposer::VSyncThread::VSyncThread(HWComposer& hwc) 2722965b26022f95051f65b09d7eac47cbe923855c9Mathias Agopian : mHwc(hwc), mEnabled(false), 2732965b26022f95051f65b09d7eac47cbe923855c9Mathias Agopian mNextFakeVSync(0), 2742965b26022f95051f65b09d7eac47cbe923855c9Mathias Agopian mRefreshPeriod(hwc.mRefreshPeriod) 2752965b26022f95051f65b09d7eac47cbe923855c9Mathias Agopian{ 2762965b26022f95051f65b09d7eac47cbe923855c9Mathias Agopian} 2772965b26022f95051f65b09d7eac47cbe923855c9Mathias Agopian 2782965b26022f95051f65b09d7eac47cbe923855c9Mathias Agopianvoid HWComposer::VSyncThread::setEnabled(bool enabled) { 2792965b26022f95051f65b09d7eac47cbe923855c9Mathias Agopian Mutex::Autolock _l(mLock); 2802965b26022f95051f65b09d7eac47cbe923855c9Mathias Agopian mEnabled = enabled; 2812965b26022f95051f65b09d7eac47cbe923855c9Mathias Agopian mCondition.signal(); 2822965b26022f95051f65b09d7eac47cbe923855c9Mathias Agopian} 2832965b26022f95051f65b09d7eac47cbe923855c9Mathias Agopian 2842965b26022f95051f65b09d7eac47cbe923855c9Mathias Agopianvoid HWComposer::VSyncThread::onFirstRef() { 2852965b26022f95051f65b09d7eac47cbe923855c9Mathias Agopian run("VSyncThread", PRIORITY_URGENT_DISPLAY + PRIORITY_MORE_FAVORABLE); 2862965b26022f95051f65b09d7eac47cbe923855c9Mathias Agopian} 2872965b26022f95051f65b09d7eac47cbe923855c9Mathias Agopian 2882965b26022f95051f65b09d7eac47cbe923855c9Mathias Agopianbool HWComposer::VSyncThread::threadLoop() { 2892965b26022f95051f65b09d7eac47cbe923855c9Mathias Agopian { // scope for lock 2902965b26022f95051f65b09d7eac47cbe923855c9Mathias Agopian Mutex::Autolock _l(mLock); 2912965b26022f95051f65b09d7eac47cbe923855c9Mathias Agopian while (!mEnabled) { 2922965b26022f95051f65b09d7eac47cbe923855c9Mathias Agopian mCondition.wait(mLock); 2932965b26022f95051f65b09d7eac47cbe923855c9Mathias Agopian } 2942965b26022f95051f65b09d7eac47cbe923855c9Mathias Agopian } 2952965b26022f95051f65b09d7eac47cbe923855c9Mathias Agopian 2962965b26022f95051f65b09d7eac47cbe923855c9Mathias Agopian const nsecs_t period = mRefreshPeriod; 2972965b26022f95051f65b09d7eac47cbe923855c9Mathias Agopian const nsecs_t now = systemTime(CLOCK_MONOTONIC); 2982965b26022f95051f65b09d7eac47cbe923855c9Mathias Agopian nsecs_t next_vsync = mNextFakeVSync; 2992965b26022f95051f65b09d7eac47cbe923855c9Mathias Agopian nsecs_t sleep = next_vsync - now; 3002965b26022f95051f65b09d7eac47cbe923855c9Mathias Agopian if (sleep < 0) { 3012965b26022f95051f65b09d7eac47cbe923855c9Mathias Agopian // we missed, find where the next vsync should be 3022965b26022f95051f65b09d7eac47cbe923855c9Mathias Agopian sleep = (period - ((now - next_vsync) % period)); 3032965b26022f95051f65b09d7eac47cbe923855c9Mathias Agopian next_vsync = now + sleep; 3042965b26022f95051f65b09d7eac47cbe923855c9Mathias Agopian } 3052965b26022f95051f65b09d7eac47cbe923855c9Mathias Agopian mNextFakeVSync = next_vsync + period; 3062965b26022f95051f65b09d7eac47cbe923855c9Mathias Agopian 3072965b26022f95051f65b09d7eac47cbe923855c9Mathias Agopian struct timespec spec; 3082965b26022f95051f65b09d7eac47cbe923855c9Mathias Agopian spec.tv_sec = next_vsync / 1000000000; 3092965b26022f95051f65b09d7eac47cbe923855c9Mathias Agopian spec.tv_nsec = next_vsync % 1000000000; 3102965b26022f95051f65b09d7eac47cbe923855c9Mathias Agopian 3112965b26022f95051f65b09d7eac47cbe923855c9Mathias Agopian int err; 3122965b26022f95051f65b09d7eac47cbe923855c9Mathias Agopian do { 3132965b26022f95051f65b09d7eac47cbe923855c9Mathias Agopian err = clock_nanosleep(CLOCK_MONOTONIC, TIMER_ABSTIME, &spec, NULL); 3142965b26022f95051f65b09d7eac47cbe923855c9Mathias Agopian } while (err<0 && errno == EINTR); 3152965b26022f95051f65b09d7eac47cbe923855c9Mathias Agopian 3162965b26022f95051f65b09d7eac47cbe923855c9Mathias Agopian if (err == 0) { 3172965b26022f95051f65b09d7eac47cbe923855c9Mathias Agopian mHwc.mEventHandler.onVSyncReceived(0, next_vsync); 3182965b26022f95051f65b09d7eac47cbe923855c9Mathias Agopian } 3192965b26022f95051f65b09d7eac47cbe923855c9Mathias Agopian 3202965b26022f95051f65b09d7eac47cbe923855c9Mathias Agopian return true; 3212965b26022f95051f65b09d7eac47cbe923855c9Mathias Agopian} 3222965b26022f95051f65b09d7eac47cbe923855c9Mathias Agopian 3232965b26022f95051f65b09d7eac47cbe923855c9Mathias Agopian// --------------------------------------------------------------------------- 324a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian}; // namespace android 325