hwc.cpp revision 742ad624e555511b687879e1b3256ee21bf7f9bf
129a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed/* 229a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed * Copyright (C) 2010 The Android Open Source Project 30e1c2eacd284d16c49908c11187ad3703b227cafArun Kumar K.R * Copyright (C) 2012-2013, The Linux Foundation. All rights reserved. 429a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed * 56c43ebed229c5d1e00c6d41638cd2f8e3cb979b7Arun Kumar K.R * Not a Contribution, Apache license notifications and license are retained 66c43ebed229c5d1e00c6d41638cd2f8e3cb979b7Arun Kumar K.R * for attribution purposes only. 76c43ebed229c5d1e00c6d41638cd2f8e3cb979b7Arun Kumar K.R * 829a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed * Licensed under the Apache License, Version 2.0 (the "License"); 929a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed * you may not use this file except in compliance with the License. 1029a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed * You may obtain a copy of the License at 1129a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed * 1229a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed * http://www.apache.org/licenses/LICENSE-2.0 1329a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed * 1429a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed * Unless required by applicable law or agreed to in writing, software 1529a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed * distributed under the License is distributed on an "AS IS" BASIS, 1629a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 1729a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed * See the License for the specific language governing permissions and 1829a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed * limitations under the License. 1929a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed */ 20b53fd3580ca9bd45e980c320daeb112e5d4f922aNaseer Ahmed#define ATRACE_TAG (ATRACE_TAG_GRAPHICS | ATRACE_TAG_HAL) 2129a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed#include <fcntl.h> 2229a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed#include <errno.h> 2329a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed 2429a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed#include <cutils/log.h> 2529a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed#include <cutils/atomic.h> 2672cf9762f84aab07faab86e35fe830b63ec54d72Naseer Ahmed#include <EGL/egl.h> 276195b7af4c83ba34d713d8e2dd5b075a8896f61eNaseer Ahmed#include <utils/Trace.h> 2893393d36207ef501e851c98491befd9e528b6b1aJeykumar Sankaran#include <sys/ioctl.h> 2972cf9762f84aab07faab86e35fe830b63ec54d72Naseer Ahmed#include <overlay.h> 3036963690317abceae79621f14ba41ff62b3ff489Saurabh Shah#include <overlayRotator.h> 3196c4c95d48dc075196c601b30a8798a262df9720Naseer Ahmed#include <mdp_version.h> 3229a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed#include "hwc_utils.h" 33d551ebe2cb65d9da47d3e25f6004b8870afec8b4Naseer Ahmed#include "hwc_fbupdate.h" 3465bb464dab7f1b35ffd4dda11a3d16885bbadf2dNaseer Ahmed#include "hwc_mdpcomp.h" 3556f610dd235b577725198e9341caae92379fdf23Saurabh Shah#include "external.h" 366c43ebed229c5d1e00c6d41638cd2f8e3cb979b7Arun Kumar K.R#include "hwc_copybit.h" 3716292d0097fa8f455a2a7b10b6af5144b7def9ddNaseer Ahmed#include "profiler.h" 3829a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed 3929a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmedusing namespace qhwc; 405fe3925fe5a04f1fe519f64e973a1e5da4932d03Saurabh Shahusing namespace overlay; 415fe3925fe5a04f1fe519f64e973a1e5da4932d03Saurabh Shah 42d551ebe2cb65d9da47d3e25f6004b8870afec8b4Naseer Ahmed#define VSYNC_DEBUG 0 43e156621d50bb4d064da7ad914414d3bf33545930Ramkumar Radhakrishnan#define BLANK_DEBUG 1 4429a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed 4529a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmedstatic int hwc_device_open(const struct hw_module_t* module, 4629a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed const char* name, 4729a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed struct hw_device_t** device); 4829a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed 4929a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmedstatic struct hw_module_methods_t hwc_module_methods = { 5029a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed open: hwc_device_open 5129a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed}; 5229a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed 5329a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmedhwc_module_t HAL_MODULE_INFO_SYM = { 5429a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed common: { 5529a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed tag: HARDWARE_MODULE_TAG, 5629a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed version_major: 2, 5729a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed version_minor: 0, 5829a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed id: HWC_HARDWARE_MODULE_ID, 5929a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed name: "Qualcomm Hardware Composer Module", 6029a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed author: "CodeAurora Forum", 6129a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed methods: &hwc_module_methods, 6229a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed dso: 0, 6329a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed reserved: {0}, 6429a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed } 6529a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed}; 6629a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed 6729a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed/* 6829a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed * Save callback functions registered to HWC 6929a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed */ 705b6708ac87dc9681b3dd142b82702a8b995c6e22Naseer Ahmedstatic void hwc_registerProcs(struct hwc_composer_device_1* dev, 7129a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed hwc_procs_t const* procs) 7229a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed{ 730f9c397181604f28d15c9273de42f97ae2b4c613Iliyan Malchev ALOGI("%s", __FUNCTION__); 7429a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed hwc_context_t* ctx = (hwc_context_t*)(dev); 7529a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed if(!ctx) { 7629a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed ALOGE("%s: Invalid context", __FUNCTION__); 7729a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed return; 7829a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed } 793be78d9816da84e48a40232165189f9deb16808fJesse Hall ctx->proc = procs; 803be78d9816da84e48a40232165189f9deb16808fJesse Hall 81ff4f0254be575a264504687c407e0db2fd5573d7Naseer Ahmed // Now that we have the functions needed, kick off 82ff4f0254be575a264504687c407e0db2fd5573d7Naseer Ahmed // the uevent & vsync threads 833be78d9816da84e48a40232165189f9deb16808fJesse Hall init_uevent_thread(ctx); 84ff4f0254be575a264504687c407e0db2fd5573d7Naseer Ahmed init_vsync_thread(ctx); 8529a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed} 8629a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed 87649cda6710c01fbc4259f8ab61aff2cdb05b242cSaurabh Shah//Helper 8889f9d5d65dc4f3ef2bea3d3b091069cb6af0fc38Naseer Ahmedstatic void reset(hwc_context_t *ctx, int numDisplays, 8989f9d5d65dc4f3ef2bea3d3b091069cb6af0fc38Naseer Ahmed hwc_display_contents_1_t** displays) { 903a85d3e5b8f689cb3a3ef7ef1ce50c1e01afae1aAmara Venkata Mastan Manoj Kumar for(int i = 0; i < MAX_DISPLAYS; i++) { 9189f9d5d65dc4f3ef2bea3d3b091069cb6af0fc38Naseer Ahmed hwc_display_contents_1_t *list = displays[i]; 9289f9d5d65dc4f3ef2bea3d3b091069cb6af0fc38Naseer Ahmed // XXX:SurfaceFlinger no longer guarantees that this 9389f9d5d65dc4f3ef2bea3d3b091069cb6af0fc38Naseer Ahmed // value is reset on every prepare. However, for the layer 9489f9d5d65dc4f3ef2bea3d3b091069cb6af0fc38Naseer Ahmed // cache we need to reset it. 9589f9d5d65dc4f3ef2bea3d3b091069cb6af0fc38Naseer Ahmed // We can probably rethink that later on 9689f9d5d65dc4f3ef2bea3d3b091069cb6af0fc38Naseer Ahmed if (LIKELY(list && list->numHwLayers > 1)) { 9789f9d5d65dc4f3ef2bea3d3b091069cb6af0fc38Naseer Ahmed for(uint32_t j = 0; j < list->numHwLayers; j++) { 9889f9d5d65dc4f3ef2bea3d3b091069cb6af0fc38Naseer Ahmed if(list->hwLayers[j].compositionType != HWC_FRAMEBUFFER_TARGET) 9989f9d5d65dc4f3ef2bea3d3b091069cb6af0fc38Naseer Ahmed list->hwLayers[j].compositionType = HWC_FRAMEBUFFER; 10089f9d5d65dc4f3ef2bea3d3b091069cb6af0fc38Naseer Ahmed } 10189f9d5d65dc4f3ef2bea3d3b091069cb6af0fc38Naseer Ahmed } 1026457316fc7ae8ea29d763edce3fc1ffc78dd7387Saurabh Shah 1036457316fc7ae8ea29d763edce3fc1ffc78dd7387Saurabh Shah if(ctx->mFBUpdate[i]) 1046457316fc7ae8ea29d763edce3fc1ffc78dd7387Saurabh Shah ctx->mFBUpdate[i]->reset(); 1056c43ebed229c5d1e00c6d41638cd2f8e3cb979b7Arun Kumar K.R if(ctx->mCopyBit[i]) 1066c43ebed229c5d1e00c6d41638cd2f8e3cb979b7Arun Kumar K.R ctx->mCopyBit[i]->reset(); 1071e2af0f047ca851e6063729239bc82c6b4a78b42Saurabh Shah if(ctx->mLayerRotMap[i]) 1081e2af0f047ca851e6063729239bc82c6b4a78b42Saurabh Shah ctx->mLayerRotMap[i]->reset(); 1093e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah } 1103e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah} 1113e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah 11265bb464dab7f1b35ffd4dda11a3d16885bbadf2dNaseer Ahmed//clear prev layer prop flags and realloc for current frame 1136ff21c1cb103978d544227d64577ce230696a3d7Saurabh Shahstatic void reset_layer_prop(hwc_context_t* ctx, int dpy, int numAppLayers) { 11465bb464dab7f1b35ffd4dda11a3d16885bbadf2dNaseer Ahmed if(ctx->layerProp[dpy]) { 11565bb464dab7f1b35ffd4dda11a3d16885bbadf2dNaseer Ahmed delete[] ctx->layerProp[dpy]; 11665bb464dab7f1b35ffd4dda11a3d16885bbadf2dNaseer Ahmed ctx->layerProp[dpy] = NULL; 11765bb464dab7f1b35ffd4dda11a3d16885bbadf2dNaseer Ahmed } 1186ff21c1cb103978d544227d64577ce230696a3d7Saurabh Shah ctx->layerProp[dpy] = new LayerProp[numAppLayers]; 11965bb464dab7f1b35ffd4dda11a3d16885bbadf2dNaseer Ahmed} 12065bb464dab7f1b35ffd4dda11a3d16885bbadf2dNaseer Ahmed 12193393d36207ef501e851c98491befd9e528b6b1aJeykumar Sankaranstatic int display_commit(hwc_context_t *ctx, int dpy) { 12293393d36207ef501e851c98491befd9e528b6b1aJeykumar Sankaran int fbFd = ctx->dpyAttr[dpy].fd; 12393393d36207ef501e851c98491befd9e528b6b1aJeykumar Sankaran if(fbFd == -1) { 12493393d36207ef501e851c98491befd9e528b6b1aJeykumar Sankaran ALOGE("%s: Invalid FB fd for display: %d", __FUNCTION__, dpy); 12593393d36207ef501e851c98491befd9e528b6b1aJeykumar Sankaran return -1; 12693393d36207ef501e851c98491befd9e528b6b1aJeykumar Sankaran } 12793393d36207ef501e851c98491befd9e528b6b1aJeykumar Sankaran 12893393d36207ef501e851c98491befd9e528b6b1aJeykumar Sankaran struct mdp_display_commit commit_info; 12993393d36207ef501e851c98491befd9e528b6b1aJeykumar Sankaran memset(&commit_info, 0, sizeof(struct mdp_display_commit)); 13093393d36207ef501e851c98491befd9e528b6b1aJeykumar Sankaran commit_info.flags = MDP_DISPLAY_COMMIT_OVERLAY; 13193393d36207ef501e851c98491befd9e528b6b1aJeykumar Sankaran if(ioctl(fbFd, MSMFB_DISPLAY_COMMIT, &commit_info) == -1) { 13293393d36207ef501e851c98491befd9e528b6b1aJeykumar Sankaran ALOGE("%s: MSMFB_DISPLAY_COMMIT for primary failed", __FUNCTION__); 13393393d36207ef501e851c98491befd9e528b6b1aJeykumar Sankaran return -errno; 13493393d36207ef501e851c98491befd9e528b6b1aJeykumar Sankaran } 13593393d36207ef501e851c98491befd9e528b6b1aJeykumar Sankaran return 0; 13693393d36207ef501e851c98491befd9e528b6b1aJeykumar Sankaran} 13793393d36207ef501e851c98491befd9e528b6b1aJeykumar Sankaran 1383e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shahstatic int hwc_prepare_primary(hwc_composer_device_1 *dev, 1393e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah hwc_display_contents_1_t *list) { 1403e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah hwc_context_t* ctx = (hwc_context_t*)(dev); 1416457316fc7ae8ea29d763edce3fc1ffc78dd7387Saurabh Shah const int dpy = HWC_DISPLAY_PRIMARY; 14213389e567b043f692ee60c3f0d7a43cb8b11a024Naseer Ahmed if(UNLIKELY(!ctx->mBasePipeSetup)) 14313389e567b043f692ee60c3f0d7a43cb8b11a024Naseer Ahmed setupBasePipe(ctx); 1446ff21c1cb103978d544227d64577ce230696a3d7Saurabh Shah if (LIKELY(list && list->numHwLayers > 1) && 1456ff21c1cb103978d544227d64577ce230696a3d7Saurabh Shah ctx->dpyAttr[dpy].isActive) { 1466ff21c1cb103978d544227d64577ce230696a3d7Saurabh Shah reset_layer_prop(ctx, dpy, list->numHwLayers - 1); 14786623d7d5106cd568a64be4e51be7ee77f078e08Saurabh Shah uint32_t last = list->numHwLayers - 1; 1481a8cda0b2cb535656eb18bf5dc07a02fcddec9abSaurabh Shah hwc_layer_1_t *fbLayer = &list->hwLayers[last]; 1491a8cda0b2cb535656eb18bf5dc07a02fcddec9abSaurabh Shah if(fbLayer->handle) { 1506457316fc7ae8ea29d763edce3fc1ffc78dd7387Saurabh Shah setListStats(ctx, list, dpy); 15185530ac7d0a1a8961320ca9c7de6adafcff3be08Saurabh Shah int fbZOrder = ctx->mMDPComp[dpy]->prepare(ctx, list); 15285530ac7d0a1a8961320ca9c7de6adafcff3be08Saurabh Shah if(fbZOrder >= 0) 15385530ac7d0a1a8961320ca9c7de6adafcff3be08Saurabh Shah ctx->mFBUpdate[dpy]->prepare(ctx, list, fbZOrder); 15485530ac7d0a1a8961320ca9c7de6adafcff3be08Saurabh Shah 155e67c709079b4da35667a3bbc5a00d54530a83a87Terence Hampson if (ctx->mMDP.version < qdutils::MDP_V4_0) { 156e67c709079b4da35667a3bbc5a00d54530a83a87Terence Hampson if((fbZOrder >= 0) && ctx->mCopyBit[dpy]) 157e67c709079b4da35667a3bbc5a00d54530a83a87Terence Hampson ctx->mCopyBit[dpy]->prepare(ctx, list, dpy); 158e67c709079b4da35667a3bbc5a00d54530a83a87Terence Hampson } 1593e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah } 1603e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah } 1613e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah return 0; 1623e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah} 1633e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah 1643e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shahstatic int hwc_prepare_external(hwc_composer_device_1 *dev, 1653a85d3e5b8f689cb3a3ef7ef1ce50c1e01afae1aAmara Venkata Mastan Manoj Kumar hwc_display_contents_1_t *list, int dpy) { 166843b225b518ca5495aab3a4a5eddba5fb60381ecRaj kamal 1673e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah hwc_context_t* ctx = (hwc_context_t*)(dev); 168843b225b518ca5495aab3a4a5eddba5fb60381ecRaj kamal Locker::Autolock _l(ctx->mExtLock); 169c4d034f4b8d12953632907d30c0b78856d829579Saurabh Shah 1706ff21c1cb103978d544227d64577ce230696a3d7Saurabh Shah if (LIKELY(list && list->numHwLayers > 1) && 1716ff21c1cb103978d544227d64577ce230696a3d7Saurabh Shah ctx->dpyAttr[dpy].isActive && 1726ff21c1cb103978d544227d64577ce230696a3d7Saurabh Shah ctx->dpyAttr[dpy].connected) { 1736ff21c1cb103978d544227d64577ce230696a3d7Saurabh Shah reset_layer_prop(ctx, dpy, list->numHwLayers - 1); 174c4d034f4b8d12953632907d30c0b78856d829579Saurabh Shah uint32_t last = list->numHwLayers - 1; 1756ff21c1cb103978d544227d64577ce230696a3d7Saurabh Shah hwc_layer_1_t *fbLayer = &list->hwLayers[last]; 1763a85d3e5b8f689cb3a3ef7ef1ce50c1e01afae1aAmara Venkata Mastan Manoj Kumar if(!ctx->dpyAttr[dpy].isPause) { 1773a85d3e5b8f689cb3a3ef7ef1ce50c1e01afae1aAmara Venkata Mastan Manoj Kumar if(fbLayer->handle) { 1786ff21c1cb103978d544227d64577ce230696a3d7Saurabh Shah ctx->mExtDispConfiguring = false; 1793a85d3e5b8f689cb3a3ef7ef1ce50c1e01afae1aAmara Venkata Mastan Manoj Kumar setListStats(ctx, list, dpy); 18085530ac7d0a1a8961320ca9c7de6adafcff3be08Saurabh Shah int fbZOrder = ctx->mMDPComp[dpy]->prepare(ctx, list); 18185530ac7d0a1a8961320ca9c7de6adafcff3be08Saurabh Shah if(fbZOrder >= 0) 18285530ac7d0a1a8961320ca9c7de6adafcff3be08Saurabh Shah ctx->mFBUpdate[dpy]->prepare(ctx, list, fbZOrder); 18385530ac7d0a1a8961320ca9c7de6adafcff3be08Saurabh Shah 18485530ac7d0a1a8961320ca9c7de6adafcff3be08Saurabh Shah /* Temporarily commenting out C2D until we support partial 18585530ac7d0a1a8961320ca9c7de6adafcff3be08Saurabh Shah copybit composition for mixed mode MDP 18685530ac7d0a1a8961320ca9c7de6adafcff3be08Saurabh Shah 18785530ac7d0a1a8961320ca9c7de6adafcff3be08Saurabh Shah if((fbZOrder >= 0) && ctx->mCopyBit[dpy]) 1883a85d3e5b8f689cb3a3ef7ef1ce50c1e01afae1aAmara Venkata Mastan Manoj Kumar ctx->mCopyBit[dpy]->prepare(ctx, list, dpy); 18985530ac7d0a1a8961320ca9c7de6adafcff3be08Saurabh Shah */ 1903a85d3e5b8f689cb3a3ef7ef1ce50c1e01afae1aAmara Venkata Mastan Manoj Kumar } 1913a85d3e5b8f689cb3a3ef7ef1ce50c1e01afae1aAmara Venkata Mastan Manoj Kumar } else { 1923a85d3e5b8f689cb3a3ef7ef1ce50c1e01afae1aAmara Venkata Mastan Manoj Kumar // External Display is in Pause state. 1933a85d3e5b8f689cb3a3ef7ef1ce50c1e01afae1aAmara Venkata Mastan Manoj Kumar // ToDo: 1943a85d3e5b8f689cb3a3ef7ef1ce50c1e01afae1aAmara Venkata Mastan Manoj Kumar // Mark all application layers as OVERLAY so that 1953a85d3e5b8f689cb3a3ef7ef1ce50c1e01afae1aAmara Venkata Mastan Manoj Kumar // GPU will not compose. This is done for power 1963a85d3e5b8f689cb3a3ef7ef1ce50c1e01afae1aAmara Venkata Mastan Manoj Kumar // optimization 197c4d034f4b8d12953632907d30c0b78856d829579Saurabh Shah } 1983e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah } 1993e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah return 0; 200649cda6710c01fbc4259f8ab61aff2cdb05b242cSaurabh Shah} 201649cda6710c01fbc4259f8ab61aff2cdb05b242cSaurabh Shah 2022ab5edab12c720e4ba4317d1cae9e6370ccb2067Naseer Ahmedstatic int hwc_prepare_virtual(hwc_composer_device_1 *dev, 2032ab5edab12c720e4ba4317d1cae9e6370ccb2067Naseer Ahmed hwc_display_contents_1_t *list, int dpy) { 2042ab5edab12c720e4ba4317d1cae9e6370ccb2067Naseer Ahmed //XXX: Fix when framework support is added 2052ab5edab12c720e4ba4317d1cae9e6370ccb2067Naseer Ahmed return 0; 2062ab5edab12c720e4ba4317d1cae9e6370ccb2067Naseer Ahmed} 2072ab5edab12c720e4ba4317d1cae9e6370ccb2067Naseer Ahmed 2085b6708ac87dc9681b3dd142b82702a8b995c6e22Naseer Ahmedstatic int hwc_prepare(hwc_composer_device_1 *dev, size_t numDisplays, 2095b6708ac87dc9681b3dd142b82702a8b995c6e22Naseer Ahmed hwc_display_contents_1_t** displays) 21029a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed{ 2113e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah int ret = 0; 21229a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed hwc_context_t* ctx = (hwc_context_t*)(dev); 213d551ebe2cb65d9da47d3e25f6004b8870afec8b4Naseer Ahmed Locker::Autolock _l(ctx->mBlankLock); 21489f9d5d65dc4f3ef2bea3d3b091069cb6af0fc38Naseer Ahmed reset(ctx, numDisplays, displays); 21556f610dd235b577725198e9341caae92379fdf23Saurabh Shah 216d551ebe2cb65d9da47d3e25f6004b8870afec8b4Naseer Ahmed ctx->mOverlay->configBegin(); 21736963690317abceae79621f14ba41ff62b3ff489Saurabh Shah ctx->mRotMgr->configBegin(); 2185fe3925fe5a04f1fe519f64e973a1e5da4932d03Saurabh Shah Overlay::setDMAMode(Overlay::DMA_LINE_MODE); 21956f610dd235b577725198e9341caae92379fdf23Saurabh Shah 2202ab5edab12c720e4ba4317d1cae9e6370ccb2067Naseer Ahmed for (int32_t i = numDisplays - 1; i >= 0; i--) { 22165bb464dab7f1b35ffd4dda11a3d16885bbadf2dNaseer Ahmed hwc_display_contents_1_t *list = displays[i]; 22265bb464dab7f1b35ffd4dda11a3d16885bbadf2dNaseer Ahmed switch(i) { 22365bb464dab7f1b35ffd4dda11a3d16885bbadf2dNaseer Ahmed case HWC_DISPLAY_PRIMARY: 22465bb464dab7f1b35ffd4dda11a3d16885bbadf2dNaseer Ahmed ret = hwc_prepare_primary(dev, list); 22565bb464dab7f1b35ffd4dda11a3d16885bbadf2dNaseer Ahmed break; 22665bb464dab7f1b35ffd4dda11a3d16885bbadf2dNaseer Ahmed case HWC_DISPLAY_EXTERNAL: 2273a85d3e5b8f689cb3a3ef7ef1ce50c1e01afae1aAmara Venkata Mastan Manoj Kumar ret = hwc_prepare_external(dev, list, i); 22865bb464dab7f1b35ffd4dda11a3d16885bbadf2dNaseer Ahmed break; 2292ab5edab12c720e4ba4317d1cae9e6370ccb2067Naseer Ahmed case HWC_DISPLAY_VIRTUAL: 2302ab5edab12c720e4ba4317d1cae9e6370ccb2067Naseer Ahmed ret = hwc_prepare_virtual(dev, list, i); 2312ab5edab12c720e4ba4317d1cae9e6370ccb2067Naseer Ahmed break; 23265bb464dab7f1b35ffd4dda11a3d16885bbadf2dNaseer Ahmed default: 23365bb464dab7f1b35ffd4dda11a3d16885bbadf2dNaseer Ahmed ret = -EINVAL; 23429a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed } 23529a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed } 236d551ebe2cb65d9da47d3e25f6004b8870afec8b4Naseer Ahmed 2376457316fc7ae8ea29d763edce3fc1ffc78dd7387Saurabh Shah ctx->mOverlay->configDone(); 23836963690317abceae79621f14ba41ff62b3ff489Saurabh Shah ctx->mRotMgr->configDone(); 23936963690317abceae79621f14ba41ff62b3ff489Saurabh Shah 2403e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah return ret; 24129a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed} 24229a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed 2435b6708ac87dc9681b3dd142b82702a8b995c6e22Naseer Ahmedstatic int hwc_eventControl(struct hwc_composer_device_1* dev, int dpy, 24405207f5a7575e59e5f22bb9de46f3b6b6ce2cb8dNaseer Ahmed int event, int enable) 24572cf9762f84aab07faab86e35fe830b63ec54d72Naseer Ahmed{ 24672cf9762f84aab07faab86e35fe830b63ec54d72Naseer Ahmed int ret = 0; 24772cf9762f84aab07faab86e35fe830b63ec54d72Naseer Ahmed hwc_context_t* ctx = (hwc_context_t*)(dev); 24872cf9762f84aab07faab86e35fe830b63ec54d72Naseer Ahmed switch(event) { 24972cf9762f84aab07faab86e35fe830b63ec54d72Naseer Ahmed case HWC_EVENT_VSYNC: 250742ad624e555511b687879e1b3256ee21bf7f9bfNaseer Ahmed if(!ctx->dpyAttr[dpy].isActive) { 251742ad624e555511b687879e1b3256ee21bf7f9bfNaseer Ahmed ALOGE("Display is blanked - Cannot %s vsync", 252742ad624e555511b687879e1b3256ee21bf7f9bfNaseer Ahmed enable ? "enable" : "disable"); 253742ad624e555511b687879e1b3256ee21bf7f9bfNaseer Ahmed return -EINVAL; 254742ad624e555511b687879e1b3256ee21bf7f9bfNaseer Ahmed } 255742ad624e555511b687879e1b3256ee21bf7f9bfNaseer Ahmed 25605207f5a7575e59e5f22bb9de46f3b6b6ce2cb8dNaseer Ahmed if (ctx->vstate.enable == enable) 2571ef881ceed7b39b4034adba23368c2006bfd074cOmprakash Dhyade break; 25805207f5a7575e59e5f22bb9de46f3b6b6ce2cb8dNaseer Ahmed ret = hwc_vsync_control(ctx, dpy, enable); 259c2f61ab1d7cc647126b30c4793d700299e90f192Naseer Ahmed if(ret == 0) 26005207f5a7575e59e5f22bb9de46f3b6b6ce2cb8dNaseer Ahmed ctx->vstate.enable = !!enable; 261eac8965bf481a17c6bca291c0864d0eb3c0eac07Iliyan Malchev ALOGD_IF (VSYNC_DEBUG, "VSYNC state changed to %s", 26205207f5a7575e59e5f22bb9de46f3b6b6ce2cb8dNaseer Ahmed (enable)?"ENABLED":"DISABLED"); 263eac8965bf481a17c6bca291c0864d0eb3c0eac07Iliyan Malchev break; 26472cf9762f84aab07faab86e35fe830b63ec54d72Naseer Ahmed default: 26572cf9762f84aab07faab86e35fe830b63ec54d72Naseer Ahmed ret = -EINVAL; 26672cf9762f84aab07faab86e35fe830b63ec54d72Naseer Ahmed } 26772cf9762f84aab07faab86e35fe830b63ec54d72Naseer Ahmed return ret; 26872cf9762f84aab07faab86e35fe830b63ec54d72Naseer Ahmed} 26972cf9762f84aab07faab86e35fe830b63ec54d72Naseer Ahmed 2705b6708ac87dc9681b3dd142b82702a8b995c6e22Naseer Ahmedstatic int hwc_blank(struct hwc_composer_device_1* dev, int dpy, int blank) 2715b6708ac87dc9681b3dd142b82702a8b995c6e22Naseer Ahmed{ 2726195b7af4c83ba34d713d8e2dd5b075a8896f61eNaseer Ahmed ATRACE_CALL(); 273934790c2fc35a02925f7abd872f16d3baa628712Naseer Ahmed hwc_context_t* ctx = (hwc_context_t*)(dev); 27493393d36207ef501e851c98491befd9e528b6b1aJeykumar Sankaran 275d551ebe2cb65d9da47d3e25f6004b8870afec8b4Naseer Ahmed Locker::Autolock _l(ctx->mBlankLock); 2763e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah int ret = 0; 277814812663bf173ab5aecd06a228b4a3afcce9798Naseer Ahmed ALOGD_IF(BLANK_DEBUG, "%s: %s display: %d", __FUNCTION__, 27805207f5a7575e59e5f22bb9de46f3b6b6ce2cb8dNaseer Ahmed blank==1 ? "Blanking":"Unblanking", dpy); 2797538c70d6707dbe6acfdf621d5abf2ae4ff8f9b8Arun Kumar K.R if(blank) { 2807538c70d6707dbe6acfdf621d5abf2ae4ff8f9b8Arun Kumar K.R // free up all the overlay pipes in use 2817538c70d6707dbe6acfdf621d5abf2ae4ff8f9b8Arun Kumar K.R // when we get a blank for either display 2827538c70d6707dbe6acfdf621d5abf2ae4ff8f9b8Arun Kumar K.R // makes sure that all pipes are freed 2837538c70d6707dbe6acfdf621d5abf2ae4ff8f9b8Arun Kumar K.R ctx->mOverlay->configBegin(); 2847538c70d6707dbe6acfdf621d5abf2ae4ff8f9b8Arun Kumar K.R ctx->mOverlay->configDone(); 2857538c70d6707dbe6acfdf621d5abf2ae4ff8f9b8Arun Kumar K.R ctx->mRotMgr->clear(); 2867538c70d6707dbe6acfdf621d5abf2ae4ff8f9b8Arun Kumar K.R } 2873e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah switch(dpy) { 2883e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah case HWC_DISPLAY_PRIMARY: 2893e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah if(blank) { 2907538c70d6707dbe6acfdf621d5abf2ae4ff8f9b8Arun Kumar K.R ret = ioctl(ctx->dpyAttr[dpy].fd, FBIOBLANK, 2917538c70d6707dbe6acfdf621d5abf2ae4ff8f9b8Arun Kumar K.R FB_BLANK_POWERDOWN); 2923e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah } else { 29393393d36207ef501e851c98491befd9e528b6b1aJeykumar Sankaran ret = ioctl(ctx->dpyAttr[dpy].fd, FBIOBLANK,FB_BLANK_UNBLANK); 2943e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah } 2953e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah break; 2963e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah case HWC_DISPLAY_EXTERNAL: 2973a85d3e5b8f689cb3a3ef7ef1ce50c1e01afae1aAmara Venkata Mastan Manoj Kumar case HWC_DISPLAY_VIRTUAL: 2983e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah if(blank) { 29993393d36207ef501e851c98491befd9e528b6b1aJeykumar Sankaran // call external framebuffer commit on blank, 30093393d36207ef501e851c98491befd9e528b6b1aJeykumar Sankaran // so that any pipe unsets gets committed 30193393d36207ef501e851c98491befd9e528b6b1aJeykumar Sankaran if (display_commit(ctx, dpy) < 0) { 3020e1c2eacd284d16c49908c11187ad3703b227cafArun Kumar K.R ret = -1; 30385530ac7d0a1a8961320ca9c7de6adafcff3be08Saurabh Shah ALOGE("%s:post failed for external display !! ", 30485530ac7d0a1a8961320ca9c7de6adafcff3be08Saurabh Shah __FUNCTION__); 3050e1c2eacd284d16c49908c11187ad3703b227cafArun Kumar K.R } 3063e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah } else { 3073e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah } 3083e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah break; 3093e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah default: 3103e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah return -EINVAL; 3113e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah } 312abc785f17cdec8760e948f5691e435de8760f368Arun Kumar K.R // Enable HPD here, as during bootup unblank is called 313abc785f17cdec8760e948f5691e435de8760f368Arun Kumar K.R // when SF is completely initialized 314abc785f17cdec8760e948f5691e435de8760f368Arun Kumar K.R ctx->mExtDisplay->setHPD(1); 31505207f5a7575e59e5f22bb9de46f3b6b6ce2cb8dNaseer Ahmed if(ret == 0){ 31605207f5a7575e59e5f22bb9de46f3b6b6ce2cb8dNaseer Ahmed ctx->dpyAttr[dpy].isActive = !blank; 31705207f5a7575e59e5f22bb9de46f3b6b6ce2cb8dNaseer Ahmed } else { 31805207f5a7575e59e5f22bb9de46f3b6b6ce2cb8dNaseer Ahmed ALOGE("%s: Failed in %s display: %d error:%s", __FUNCTION__, 31905207f5a7575e59e5f22bb9de46f3b6b6ce2cb8dNaseer Ahmed blank==1 ? "blanking":"unblanking", dpy, strerror(errno)); 3203e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah return ret; 3215b6708ac87dc9681b3dd142b82702a8b995c6e22Naseer Ahmed } 32205207f5a7575e59e5f22bb9de46f3b6b6ce2cb8dNaseer Ahmed 323814812663bf173ab5aecd06a228b4a3afcce9798Naseer Ahmed ALOGD_IF(BLANK_DEBUG, "%s: Done %s display: %d", __FUNCTION__, 32405207f5a7575e59e5f22bb9de46f3b6b6ce2cb8dNaseer Ahmed blank==1 ? "blanking":"unblanking", dpy); 3255b6708ac87dc9681b3dd142b82702a8b995c6e22Naseer Ahmed return 0; 3265b6708ac87dc9681b3dd142b82702a8b995c6e22Naseer Ahmed} 3275b6708ac87dc9681b3dd142b82702a8b995c6e22Naseer Ahmed 3285b6708ac87dc9681b3dd142b82702a8b995c6e22Naseer Ahmedstatic int hwc_query(struct hwc_composer_device_1* dev, 32972cf9762f84aab07faab86e35fe830b63ec54d72Naseer Ahmed int param, int* value) 33072cf9762f84aab07faab86e35fe830b63ec54d72Naseer Ahmed{ 33172cf9762f84aab07faab86e35fe830b63ec54d72Naseer Ahmed hwc_context_t* ctx = (hwc_context_t*)(dev); 3323e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah int supported = HWC_DISPLAY_PRIMARY_BIT; 33372cf9762f84aab07faab86e35fe830b63ec54d72Naseer Ahmed 33472cf9762f84aab07faab86e35fe830b63ec54d72Naseer Ahmed switch (param) { 33572cf9762f84aab07faab86e35fe830b63ec54d72Naseer Ahmed case HWC_BACKGROUND_LAYER_SUPPORTED: 33672cf9762f84aab07faab86e35fe830b63ec54d72Naseer Ahmed // Not supported for now 33772cf9762f84aab07faab86e35fe830b63ec54d72Naseer Ahmed value[0] = 0; 33872cf9762f84aab07faab86e35fe830b63ec54d72Naseer Ahmed break; 3393e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah case HWC_DISPLAY_TYPES_SUPPORTED: 340c4d034f4b8d12953632907d30c0b78856d829579Saurabh Shah if(ctx->mMDP.hasOverlay) 341c4d034f4b8d12953632907d30c0b78856d829579Saurabh Shah supported |= HWC_DISPLAY_EXTERNAL_BIT; 3423e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah value[0] = supported; 3433e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah break; 34472cf9762f84aab07faab86e35fe830b63ec54d72Naseer Ahmed default: 34572cf9762f84aab07faab86e35fe830b63ec54d72Naseer Ahmed return -EINVAL; 34672cf9762f84aab07faab86e35fe830b63ec54d72Naseer Ahmed } 34772cf9762f84aab07faab86e35fe830b63ec54d72Naseer Ahmed return 0; 34872cf9762f84aab07faab86e35fe830b63ec54d72Naseer Ahmed 34972cf9762f84aab07faab86e35fe830b63ec54d72Naseer Ahmed} 35072cf9762f84aab07faab86e35fe830b63ec54d72Naseer Ahmed 35193393d36207ef501e851c98491befd9e528b6b1aJeykumar Sankaran 3523e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shahstatic int hwc_set_primary(hwc_context_t *ctx, hwc_display_contents_1_t* list) { 3536195b7af4c83ba34d713d8e2dd5b075a8896f61eNaseer Ahmed ATRACE_CALL(); 354eaf679142b75c55735e33bdd9ddd26d8294c4070Saurabh Shah int ret = 0; 3556457316fc7ae8ea29d763edce3fc1ffc78dd7387Saurabh Shah const int dpy = HWC_DISPLAY_PRIMARY; 356eaf679142b75c55735e33bdd9ddd26d8294c4070Saurabh Shah 357a6a534a85c27f23f74d12da1423c7dfacdc90662Amara Venkata Mastan Manoj Kumar if (LIKELY(list) && ctx->dpyAttr[dpy].isActive) { 358c4d034f4b8d12953632907d30c0b78856d829579Saurabh Shah uint32_t last = list->numHwLayers - 1; 359c4d034f4b8d12953632907d30c0b78856d829579Saurabh Shah hwc_layer_1_t *fbLayer = &list->hwLayers[last]; 3606c43ebed229c5d1e00c6d41638cd2f8e3cb979b7Arun Kumar K.R int fd = -1; //FenceFD from the Copybit(valid in async mode) 3616195b7af4c83ba34d713d8e2dd5b075a8896f61eNaseer Ahmed bool copybitDone = false; 3626c43ebed229c5d1e00c6d41638cd2f8e3cb979b7Arun Kumar K.R if(ctx->mCopyBit[dpy]) 3636195b7af4c83ba34d713d8e2dd5b075a8896f61eNaseer Ahmed copybitDone = ctx->mCopyBit[dpy]->draw(ctx, list, dpy, &fd); 364a6a534a85c27f23f74d12da1423c7dfacdc90662Amara Venkata Mastan Manoj Kumar if(list->numHwLayers > 1) 365a6a534a85c27f23f74d12da1423c7dfacdc90662Amara Venkata Mastan Manoj Kumar hwc_sync(ctx, list, dpy, fd); 36685530ac7d0a1a8961320ca9c7de6adafcff3be08Saurabh Shah 36785530ac7d0a1a8961320ca9c7de6adafcff3be08Saurabh Shah if (!ctx->mMDPComp[dpy]->draw(ctx, list)) { 36836963690317abceae79621f14ba41ff62b3ff489Saurabh Shah ALOGE("%s: MDPComp draw failed", __FUNCTION__); 36965bb464dab7f1b35ffd4dda11a3d16885bbadf2dNaseer Ahmed ret = -1; 37065bb464dab7f1b35ffd4dda11a3d16885bbadf2dNaseer Ahmed } 37165bb464dab7f1b35ffd4dda11a3d16885bbadf2dNaseer Ahmed 3723e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah //TODO We dont check for SKIP flag on this layer because we need PAN 3733e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah //always. Last layer is always FB 3746ff21c1cb103978d544227d64577ce230696a3d7Saurabh Shah private_handle_t *hnd = (private_handle_t *)fbLayer->handle; 3756195b7af4c83ba34d713d8e2dd5b075a8896f61eNaseer Ahmed if(copybitDone) { 3766195b7af4c83ba34d713d8e2dd5b075a8896f61eNaseer Ahmed hnd = ctx->mCopyBit[dpy]->getCurrentRenderBuffer(); 3776195b7af4c83ba34d713d8e2dd5b075a8896f61eNaseer Ahmed } 3786ff21c1cb103978d544227d64577ce230696a3d7Saurabh Shah 3796ff21c1cb103978d544227d64577ce230696a3d7Saurabh Shah if(hnd) { 3806ff21c1cb103978d544227d64577ce230696a3d7Saurabh Shah if (!ctx->mFBUpdate[dpy]->draw(ctx, hnd)) { 3816ff21c1cb103978d544227d64577ce230696a3d7Saurabh Shah ALOGE("%s: FBUpdate draw failed", __FUNCTION__); 3826ff21c1cb103978d544227d64577ce230696a3d7Saurabh Shah ret = -1; 38365bb464dab7f1b35ffd4dda11a3d16885bbadf2dNaseer Ahmed } 384677311f0bc4a8716e86880d29a6b8051e4389da1Saurabh Shah } 38593393d36207ef501e851c98491befd9e528b6b1aJeykumar Sankaran 38693393d36207ef501e851c98491befd9e528b6b1aJeykumar Sankaran if (display_commit(ctx, dpy) < 0) { 38793393d36207ef501e851c98491befd9e528b6b1aJeykumar Sankaran ALOGE("%s: display commit fail!", __FUNCTION__); 38876739f6c3dc9867ff6374c18c96a4eb056678238Ramkumar Radhakrishnan ret = -1; 3893e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah } 3903e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah } 3910859ab4be38e5874f6990c6d8b41b2576a7375a3Saurabh Shah 3920859ab4be38e5874f6990c6d8b41b2576a7375a3Saurabh Shah closeAcquireFds(list); 393eaf679142b75c55735e33bdd9ddd26d8294c4070Saurabh Shah return ret; 3943e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah} 3953e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah 3963e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shahstatic int hwc_set_external(hwc_context_t *ctx, 3976195b7af4c83ba34d713d8e2dd5b075a8896f61eNaseer Ahmed hwc_display_contents_1_t* list, int dpy) 3986195b7af4c83ba34d713d8e2dd5b075a8896f61eNaseer Ahmed{ 3996195b7af4c83ba34d713d8e2dd5b075a8896f61eNaseer Ahmed ATRACE_CALL(); 400eaf679142b75c55735e33bdd9ddd26d8294c4070Saurabh Shah int ret = 0; 401843b225b518ca5495aab3a4a5eddba5fb60381ecRaj kamal Locker::Autolock _l(ctx->mExtLock); 402c4d034f4b8d12953632907d30c0b78856d829579Saurabh Shah 403a6a534a85c27f23f74d12da1423c7dfacdc90662Amara Venkata Mastan Manoj Kumar if (LIKELY(list) && ctx->dpyAttr[dpy].isActive && 4043a85d3e5b8f689cb3a3ef7ef1ce50c1e01afae1aAmara Venkata Mastan Manoj Kumar !ctx->dpyAttr[dpy].isPause && 4056457316fc7ae8ea29d763edce3fc1ffc78dd7387Saurabh Shah ctx->dpyAttr[dpy].connected) { 4063e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah uint32_t last = list->numHwLayers - 1; 407c4d034f4b8d12953632907d30c0b78856d829579Saurabh Shah hwc_layer_1_t *fbLayer = &list->hwLayers[last]; 4086c43ebed229c5d1e00c6d41638cd2f8e3cb979b7Arun Kumar K.R int fd = -1; //FenceFD from the Copybit(valid in async mode) 4096195b7af4c83ba34d713d8e2dd5b075a8896f61eNaseer Ahmed bool copybitDone = false; 4106c43ebed229c5d1e00c6d41638cd2f8e3cb979b7Arun Kumar K.R if(ctx->mCopyBit[dpy]) 4116195b7af4c83ba34d713d8e2dd5b075a8896f61eNaseer Ahmed copybitDone = ctx->mCopyBit[dpy]->draw(ctx, list, dpy, &fd); 412c4d034f4b8d12953632907d30c0b78856d829579Saurabh Shah 413a6a534a85c27f23f74d12da1423c7dfacdc90662Amara Venkata Mastan Manoj Kumar if(list->numHwLayers > 1) 414a6a534a85c27f23f74d12da1423c7dfacdc90662Amara Venkata Mastan Manoj Kumar hwc_sync(ctx, list, dpy, fd); 415c4d034f4b8d12953632907d30c0b78856d829579Saurabh Shah 41685530ac7d0a1a8961320ca9c7de6adafcff3be08Saurabh Shah if (!ctx->mMDPComp[dpy]->draw(ctx, list)) { 41785530ac7d0a1a8961320ca9c7de6adafcff3be08Saurabh Shah ALOGE("%s: MDPComp draw failed", __FUNCTION__); 418eaf679142b75c55735e33bdd9ddd26d8294c4070Saurabh Shah ret = -1; 419eaf679142b75c55735e33bdd9ddd26d8294c4070Saurabh Shah } 420c4d034f4b8d12953632907d30c0b78856d829579Saurabh Shah 4216ff21c1cb103978d544227d64577ce230696a3d7Saurabh Shah private_handle_t *hnd = (private_handle_t *)fbLayer->handle; 4226195b7af4c83ba34d713d8e2dd5b075a8896f61eNaseer Ahmed if(copybitDone) { 4236195b7af4c83ba34d713d8e2dd5b075a8896f61eNaseer Ahmed hnd = ctx->mCopyBit[dpy]->getCurrentRenderBuffer(); 4246195b7af4c83ba34d713d8e2dd5b075a8896f61eNaseer Ahmed } 4256195b7af4c83ba34d713d8e2dd5b075a8896f61eNaseer Ahmed 4266ff21c1cb103978d544227d64577ce230696a3d7Saurabh Shah if(hnd) { 4276195b7af4c83ba34d713d8e2dd5b075a8896f61eNaseer Ahmed if (!ctx->mFBUpdate[dpy]->draw(ctx, hnd)) { 428d551ebe2cb65d9da47d3e25f6004b8870afec8b4Naseer Ahmed ALOGE("%s: FBUpdate::draw fail!", __FUNCTION__); 429eaf679142b75c55735e33bdd9ddd26d8294c4070Saurabh Shah ret = -1; 430eaf679142b75c55735e33bdd9ddd26d8294c4070Saurabh Shah } 431eaf679142b75c55735e33bdd9ddd26d8294c4070Saurabh Shah } 43293393d36207ef501e851c98491befd9e528b6b1aJeykumar Sankaran 43393393d36207ef501e851c98491befd9e528b6b1aJeykumar Sankaran if (display_commit(ctx, dpy) < 0) { 43493393d36207ef501e851c98491befd9e528b6b1aJeykumar Sankaran ALOGE("%s: display commit fail!", __FUNCTION__); 4356ff21c1cb103978d544227d64577ce230696a3d7Saurabh Shah ret = -1; 4363e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah } 4373e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah } 4380859ab4be38e5874f6990c6d8b41b2576a7375a3Saurabh Shah 4390859ab4be38e5874f6990c6d8b41b2576a7375a3Saurabh Shah closeAcquireFds(list); 440eaf679142b75c55735e33bdd9ddd26d8294c4070Saurabh Shah return ret; 4413e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah} 4423e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah 4432ab5edab12c720e4ba4317d1cae9e6370ccb2067Naseer Ahmedstatic int hwc_set_virtual(hwc_context_t *ctx, 4442ab5edab12c720e4ba4317d1cae9e6370ccb2067Naseer Ahmed hwc_display_contents_1_t* list, int dpy) 4452ab5edab12c720e4ba4317d1cae9e6370ccb2067Naseer Ahmed{ 4462ab5edab12c720e4ba4317d1cae9e6370ccb2067Naseer Ahmed //XXX: Implement set. 4472ab5edab12c720e4ba4317d1cae9e6370ccb2067Naseer Ahmed closeAcquireFds(list); 448665dfb63994cc0a0040e685ed750673e2bc5ed0dJesse Hall if (list) { 449665dfb63994cc0a0040e685ed750673e2bc5ed0dJesse Hall // SF assumes HWC waits for the acquire fence and returns a new fence 450665dfb63994cc0a0040e685ed750673e2bc5ed0dJesse Hall // that signals when we're done. Since we don't wait, and also don't 451665dfb63994cc0a0040e685ed750673e2bc5ed0dJesse Hall // touch the buffer, we can just handle the acquire fence back to SF 452665dfb63994cc0a0040e685ed750673e2bc5ed0dJesse Hall // as the retire fence. 453665dfb63994cc0a0040e685ed750673e2bc5ed0dJesse Hall list->retireFenceFd = list->outbufAcquireFenceFd; 454665dfb63994cc0a0040e685ed750673e2bc5ed0dJesse Hall } 4552ab5edab12c720e4ba4317d1cae9e6370ccb2067Naseer Ahmed return 0; 4562ab5edab12c720e4ba4317d1cae9e6370ccb2067Naseer Ahmed} 4572ab5edab12c720e4ba4317d1cae9e6370ccb2067Naseer Ahmed 4582ab5edab12c720e4ba4317d1cae9e6370ccb2067Naseer Ahmed 4595b6708ac87dc9681b3dd142b82702a8b995c6e22Naseer Ahmedstatic int hwc_set(hwc_composer_device_1 *dev, 4605b6708ac87dc9681b3dd142b82702a8b995c6e22Naseer Ahmed size_t numDisplays, 4615b6708ac87dc9681b3dd142b82702a8b995c6e22Naseer Ahmed hwc_display_contents_1_t** displays) 46229a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed{ 46329a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed int ret = 0; 46429a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed hwc_context_t* ctx = (hwc_context_t*)(dev); 46532ff225e6d77baeb38925faba4b6b8457fab6b7bNaseer Ahmed Locker::Autolock _l(ctx->mBlankLock); 4662ab5edab12c720e4ba4317d1cae9e6370ccb2067Naseer Ahmed for (uint32_t i = 0; i < numDisplays; i++) { 4675b6708ac87dc9681b3dd142b82702a8b995c6e22Naseer Ahmed hwc_display_contents_1_t* list = displays[i]; 4683e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah switch(i) { 4693e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah case HWC_DISPLAY_PRIMARY: 4703e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah ret = hwc_set_primary(ctx, list); 471c4d034f4b8d12953632907d30c0b78856d829579Saurabh Shah break; 4723e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah case HWC_DISPLAY_EXTERNAL: 4733a85d3e5b8f689cb3a3ef7ef1ce50c1e01afae1aAmara Venkata Mastan Manoj Kumar ret = hwc_set_external(ctx, list, i); 474c4d034f4b8d12953632907d30c0b78856d829579Saurabh Shah break; 4752ab5edab12c720e4ba4317d1cae9e6370ccb2067Naseer Ahmed case HWC_DISPLAY_VIRTUAL: 4762ab5edab12c720e4ba4317d1cae9e6370ccb2067Naseer Ahmed ret = hwc_set_virtual(ctx, list, i); 4772ab5edab12c720e4ba4317d1cae9e6370ccb2067Naseer Ahmed break; 4783e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah default: 4793e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah ret = -EINVAL; 4805b6708ac87dc9681b3dd142b82702a8b995c6e22Naseer Ahmed } 4813e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah } 48216292d0097fa8f455a2a7b10b6af5144b7def9ddNaseer Ahmed // This is only indicative of how many times SurfaceFlinger posts 48316292d0097fa8f455a2a7b10b6af5144b7def9ddNaseer Ahmed // frames to the display. 48416292d0097fa8f455a2a7b10b6af5144b7def9ddNaseer Ahmed CALC_FPS(); 4854e9a6fcae996778da1343e41693788f27af450faSaurabh Shah MDPComp::resetIdleFallBack(); 48604af919f7d16572b16a91d8b681afe42386fb4e1Saurabh Shah ctx->mVideoTransFlag = false; 4873e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah return ret; 4883e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah} 489f48aef64b218d42bd2ede62dcb03a3d7831ebbf9Naseer Ahmed 4903e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shahint hwc_getDisplayConfigs(struct hwc_composer_device_1* dev, int disp, 4913e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah uint32_t* configs, size_t* numConfigs) { 4923e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah int ret = 0; 493c4d034f4b8d12953632907d30c0b78856d829579Saurabh Shah hwc_context_t* ctx = (hwc_context_t*)(dev); 4943e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah //in 1.1 there is no way to choose a config, report as config id # 0 4953e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah //This config is passed to getDisplayAttributes. Ignore for now. 4963e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah switch(disp) { 4973e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah case HWC_DISPLAY_PRIMARY: 498c4d034f4b8d12953632907d30c0b78856d829579Saurabh Shah if(*numConfigs > 0) { 499c4d034f4b8d12953632907d30c0b78856d829579Saurabh Shah configs[0] = 0; 500c4d034f4b8d12953632907d30c0b78856d829579Saurabh Shah *numConfigs = 1; 501c4d034f4b8d12953632907d30c0b78856d829579Saurabh Shah } 502c4d034f4b8d12953632907d30c0b78856d829579Saurabh Shah ret = 0; //NO_ERROR 5033e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah break; 5043e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah case HWC_DISPLAY_EXTERNAL: 505c4d034f4b8d12953632907d30c0b78856d829579Saurabh Shah ret = -1; //Not connected 506c4d034f4b8d12953632907d30c0b78856d829579Saurabh Shah if(ctx->dpyAttr[HWC_DISPLAY_EXTERNAL].connected) { 507c4d034f4b8d12953632907d30c0b78856d829579Saurabh Shah ret = 0; //NO_ERROR 508c4d034f4b8d12953632907d30c0b78856d829579Saurabh Shah if(*numConfigs > 0) { 509c4d034f4b8d12953632907d30c0b78856d829579Saurabh Shah configs[0] = 0; 510c4d034f4b8d12953632907d30c0b78856d829579Saurabh Shah *numConfigs = 1; 511c4d034f4b8d12953632907d30c0b78856d829579Saurabh Shah } 512c4d034f4b8d12953632907d30c0b78856d829579Saurabh Shah } 5133e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah break; 5145b6708ac87dc9681b3dd142b82702a8b995c6e22Naseer Ahmed } 51529a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed return ret; 51629a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed} 51729a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed 5183e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shahint hwc_getDisplayAttributes(struct hwc_composer_device_1* dev, int disp, 5193e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah uint32_t config, const uint32_t* attributes, int32_t* values) { 5203e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah 5213e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah hwc_context_t* ctx = (hwc_context_t*)(dev); 522c4d034f4b8d12953632907d30c0b78856d829579Saurabh Shah //If hotpluggable displays are inactive return error 523c4d034f4b8d12953632907d30c0b78856d829579Saurabh Shah if(disp == HWC_DISPLAY_EXTERNAL && !ctx->dpyAttr[disp].connected) { 524c4d034f4b8d12953632907d30c0b78856d829579Saurabh Shah return -1; 525c4d034f4b8d12953632907d30c0b78856d829579Saurabh Shah } 526c4d034f4b8d12953632907d30c0b78856d829579Saurabh Shah 5273e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah //From HWComposer 5283e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah static const uint32_t DISPLAY_ATTRIBUTES[] = { 5293e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah HWC_DISPLAY_VSYNC_PERIOD, 5303e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah HWC_DISPLAY_WIDTH, 5313e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah HWC_DISPLAY_HEIGHT, 5323e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah HWC_DISPLAY_DPI_X, 5333e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah HWC_DISPLAY_DPI_Y, 5343e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah HWC_DISPLAY_NO_ATTRIBUTE, 5353e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah }; 5363e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah 5373e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah const int NUM_DISPLAY_ATTRIBUTES = (sizeof(DISPLAY_ATTRIBUTES) / 5383e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah sizeof(DISPLAY_ATTRIBUTES)[0]); 5393e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah 5403e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah for (size_t i = 0; i < NUM_DISPLAY_ATTRIBUTES - 1; i++) { 5413e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah switch (attributes[i]) { 5423e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah case HWC_DISPLAY_VSYNC_PERIOD: 5433e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah values[i] = ctx->dpyAttr[disp].vsync_period; 5443e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah break; 5453e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah case HWC_DISPLAY_WIDTH: 5463e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah values[i] = ctx->dpyAttr[disp].xres; 547c4d034f4b8d12953632907d30c0b78856d829579Saurabh Shah ALOGD("%s disp = %d, width = %d",__FUNCTION__, disp, 548c4d034f4b8d12953632907d30c0b78856d829579Saurabh Shah ctx->dpyAttr[disp].xres); 5493e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah break; 5503e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah case HWC_DISPLAY_HEIGHT: 5513e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah values[i] = ctx->dpyAttr[disp].yres; 552c4d034f4b8d12953632907d30c0b78856d829579Saurabh Shah ALOGD("%s disp = %d, height = %d",__FUNCTION__, disp, 553c4d034f4b8d12953632907d30c0b78856d829579Saurabh Shah ctx->dpyAttr[disp].yres); 5543e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah break; 5553e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah case HWC_DISPLAY_DPI_X: 5567b80d9c8cb345f7020093e0afb691bf3a72deec6Naseer Ahmed values[i] = (int32_t) (ctx->dpyAttr[disp].xdpi*1000.0); 5573e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah break; 5583e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah case HWC_DISPLAY_DPI_Y: 5597b80d9c8cb345f7020093e0afb691bf3a72deec6Naseer Ahmed values[i] = (int32_t) (ctx->dpyAttr[disp].ydpi*1000.0); 5603e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah break; 5613e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah default: 5623e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah ALOGE("Unknown display attribute %d", 5633e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah attributes[i]); 5643e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah return -EINVAL; 5653e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah } 5663e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah } 5673e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah return 0; 5683e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah} 5693e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah 5703b21dd5bc0f86209d9ea134523a494cfe9da601cNaseer Ahmedvoid hwc_dump(struct hwc_composer_device_1* dev, char *buff, int buff_len) 5713b21dd5bc0f86209d9ea134523a494cfe9da601cNaseer Ahmed{ 5723b21dd5bc0f86209d9ea134523a494cfe9da601cNaseer Ahmed hwc_context_t* ctx = (hwc_context_t*)(dev); 573f48c59032a351cda58b2057423b2646423acd7c7Saurabh Shah android::String8 aBuf(""); 574f48c59032a351cda58b2057423b2646423acd7c7Saurabh Shah dumpsys_log(aBuf, "Qualcomm HWC state:\n"); 575f48c59032a351cda58b2057423b2646423acd7c7Saurabh Shah dumpsys_log(aBuf, " MDPVersion=%d\n", ctx->mMDP.version); 576f48c59032a351cda58b2057423b2646423acd7c7Saurabh Shah dumpsys_log(aBuf, " DisplayPanel=%c\n", ctx->mMDP.panel); 57785530ac7d0a1a8961320ca9c7de6adafcff3be08Saurabh Shah for(int dpy = 0; dpy < MAX_DISPLAYS; dpy++) { 57885530ac7d0a1a8961320ca9c7de6adafcff3be08Saurabh Shah if(ctx->mMDPComp[dpy]) 57985530ac7d0a1a8961320ca9c7de6adafcff3be08Saurabh Shah ctx->mMDPComp[dpy]->dump(aBuf); 58085530ac7d0a1a8961320ca9c7de6adafcff3be08Saurabh Shah } 581f48c59032a351cda58b2057423b2646423acd7c7Saurabh Shah char ovDump[2048] = {'\0'}; 582f48c59032a351cda58b2057423b2646423acd7c7Saurabh Shah ctx->mOverlay->getDump(ovDump, 2048); 583f48c59032a351cda58b2057423b2646423acd7c7Saurabh Shah dumpsys_log(aBuf, ovDump); 58436963690317abceae79621f14ba41ff62b3ff489Saurabh Shah ovDump[0] = '\0'; 58589cadba6f59425c741d9f376a1f407fcb3bae675Saurabh Shah ctx->mRotMgr->getDump(ovDump, 1024); 58636963690317abceae79621f14ba41ff62b3ff489Saurabh Shah dumpsys_log(aBuf, ovDump); 587f48c59032a351cda58b2057423b2646423acd7c7Saurabh Shah strlcpy(buff, aBuf.string(), buff_len); 5883b21dd5bc0f86209d9ea134523a494cfe9da601cNaseer Ahmed} 5893b21dd5bc0f86209d9ea134523a494cfe9da601cNaseer Ahmed 59029a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmedstatic int hwc_device_close(struct hw_device_t *dev) 59129a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed{ 59229a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed if(!dev) { 59372cf9762f84aab07faab86e35fe830b63ec54d72Naseer Ahmed ALOGE("%s: NULL device pointer", __FUNCTION__); 59429a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed return -1; 59529a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed } 59629a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed closeContext((hwc_context_t*)dev); 59729a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed free(dev); 59829a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed 59929a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed return 0; 60029a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed} 60129a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed 60229a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmedstatic int hwc_device_open(const struct hw_module_t* module, const char* name, 60329a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed struct hw_device_t** device) 60429a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed{ 60529a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed int status = -EINVAL; 60629a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed 60729a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed if (!strcmp(name, HWC_HARDWARE_COMPOSER)) { 60829a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed struct hwc_context_t *dev; 60929a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed dev = (hwc_context_t*)malloc(sizeof(*dev)); 61029a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed memset(dev, 0, sizeof(*dev)); 61172cf9762f84aab07faab86e35fe830b63ec54d72Naseer Ahmed 61272cf9762f84aab07faab86e35fe830b63ec54d72Naseer Ahmed //Initialize hwc context 61329a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed initContext(dev); 61472cf9762f84aab07faab86e35fe830b63ec54d72Naseer Ahmed 61572cf9762f84aab07faab86e35fe830b63ec54d72Naseer Ahmed //Setup HWC methods 6163e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah dev->device.common.tag = HARDWARE_DEVICE_TAG; 61718bdb52a00d4762d423b060e3142fd958664303eNaseer Ahmed dev->device.common.version = HWC_DEVICE_API_VERSION_1_2; 6183e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah dev->device.common.module = const_cast<hw_module_t*>(module); 6193e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah dev->device.common.close = hwc_device_close; 6203e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah dev->device.prepare = hwc_prepare; 6213e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah dev->device.set = hwc_set; 6223e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah dev->device.eventControl = hwc_eventControl; 6233e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah dev->device.blank = hwc_blank; 6243e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah dev->device.query = hwc_query; 6253e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah dev->device.registerProcs = hwc_registerProcs; 6263b21dd5bc0f86209d9ea134523a494cfe9da601cNaseer Ahmed dev->device.dump = hwc_dump; 6273e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah dev->device.getDisplayConfigs = hwc_getDisplayConfigs; 6283e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah dev->device.getDisplayAttributes = hwc_getDisplayAttributes; 6293e858ebde3f2b4e762af8f7f2808d45ba59b890dSaurabh Shah *device = &dev->device.common; 63029a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed status = 0; 63129a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed } 63229a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed return status; 63329a26818d7294055539167b2fbfdaa168bcf725cNaseer Ahmed} 634