rsdCore.cpp revision dbe66d6783c1e53cd1572de0ef6ef6fdf6f76f48
1/* 2 * Copyright (C) 2011-2012 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17#include "rsdCore.h" 18#include "rsdAllocation.h" 19#include "rsdBcc.h" 20#include "rsdGL.h" 21#include "rsdPath.h" 22#include "rsdProgramStore.h" 23#include "rsdProgramRaster.h" 24#include "rsdProgramVertex.h" 25#include "rsdProgramFragment.h" 26#include "rsdMesh.h" 27#include "rsdSampler.h" 28#include "rsdScriptGroup.h" 29#include "rsdFrameBuffer.h" 30 31#include <malloc.h> 32#include "rsContext.h" 33 34#include <sys/types.h> 35#include <sys/resource.h> 36#include <sched.h> 37#include <cutils/properties.h> 38#include <sys/syscall.h> 39#include <string.h> 40 41using namespace android; 42using namespace android::renderscript; 43 44static void Shutdown(Context *rsc); 45static void SetPriority(const Context *rsc, int32_t priority); 46 47static RsdHalFunctions FunctionTable = { 48 rsdGLInit, 49 rsdGLShutdown, 50 rsdGLSetSurface, 51 rsdGLSwap, 52 53 Shutdown, 54 NULL, 55 SetPriority, 56 { 57 rsdScriptInit, 58 rsdInitIntrinsic, 59 rsdScriptInvokeFunction, 60 rsdScriptInvokeRoot, 61 rsdScriptInvokeForEach, 62 rsdScriptInvokeInit, 63 rsdScriptInvokeFreeChildren, 64 rsdScriptSetGlobalVar, 65 rsdScriptSetGlobalVarWithElemDims, 66 rsdScriptSetGlobalBind, 67 rsdScriptSetGlobalObj, 68 rsdScriptDestroy 69 }, 70 71 { 72 rsdAllocationInit, 73 rsdAllocationDestroy, 74 rsdAllocationResize, 75 rsdAllocationSyncAll, 76 rsdAllocationMarkDirty, 77 rsdAllocationInitSurfaceTexture, 78 rsdAllocationSetSurfaceTexture, 79 rsdAllocationIoSend, 80 rsdAllocationIoReceive, 81 rsdAllocationData1D, 82 rsdAllocationData2D, 83 rsdAllocationData3D, 84 rsdAllocationRead1D, 85 rsdAllocationRead2D, 86 rsdAllocationRead3D, 87 rsdAllocationLock1D, 88 rsdAllocationUnlock1D, 89 rsdAllocationData1D_alloc, 90 rsdAllocationData2D_alloc, 91 rsdAllocationData3D_alloc, 92 rsdAllocationElementData1D, 93 rsdAllocationElementData2D, 94 rsdAllocationGenerateMipmaps 95 }, 96 97 98 { 99 rsdProgramStoreInit, 100 rsdProgramStoreSetActive, 101 rsdProgramStoreDestroy 102 }, 103 104 { 105 rsdProgramRasterInit, 106 rsdProgramRasterSetActive, 107 rsdProgramRasterDestroy 108 }, 109 110 { 111 rsdProgramVertexInit, 112 rsdProgramVertexSetActive, 113 rsdProgramVertexDestroy 114 }, 115 116 { 117 rsdProgramFragmentInit, 118 rsdProgramFragmentSetActive, 119 rsdProgramFragmentDestroy 120 }, 121 122 { 123 rsdMeshInit, 124 rsdMeshDraw, 125 rsdMeshDestroy 126 }, 127 128 { 129 rsdPathInitStatic, 130 rsdPathInitDynamic, 131 rsdPathDraw, 132 rsdPathDestroy 133 }, 134 135 { 136 rsdSamplerInit, 137 rsdSamplerDestroy 138 }, 139 140 { 141 rsdFrameBufferInit, 142 rsdFrameBufferSetActive, 143 rsdFrameBufferDestroy 144 }, 145 146 { 147 rsdScriptGroupInit, 148 rsdScriptGroupSetInput, 149 rsdScriptGroupSetOutput, 150 rsdScriptGroupExecute, 151 rsdScriptGroupDestroy 152 } 153 154 155}; 156 157pthread_key_t rsdgThreadTLSKey = 0; 158uint32_t rsdgThreadTLSKeyCount = 0; 159pthread_mutex_t rsdgInitMutex = PTHREAD_MUTEX_INITIALIZER; 160 161 162static void * HelperThreadProc(void *vrsc) { 163 Context *rsc = static_cast<Context *>(vrsc); 164 RsdHal *dc = (RsdHal *)rsc->mHal.drv; 165 166 167 uint32_t idx = (uint32_t)android_atomic_inc(&dc->mWorkers.mLaunchCount); 168 169 //ALOGV("RS helperThread starting %p idx=%i", rsc, idx); 170 171 dc->mWorkers.mLaunchSignals[idx].init(); 172 dc->mWorkers.mNativeThreadId[idx] = gettid(); 173 174 int status = pthread_setspecific(rsdgThreadTLSKey, &dc->mTlsStruct); 175 if (status) { 176 ALOGE("pthread_setspecific %i", status); 177 } 178 179#if 0 180 typedef struct {uint64_t bits[1024 / 64]; } cpu_set_t; 181 cpu_set_t cpuset; 182 memset(&cpuset, 0, sizeof(cpuset)); 183 cpuset.bits[idx / 64] |= 1ULL << (idx % 64); 184 int ret = syscall(241, rsc->mWorkers.mNativeThreadId[idx], 185 sizeof(cpuset), &cpuset); 186 ALOGE("SETAFFINITY ret = %i %s", ret, EGLUtils::strerror(ret)); 187#endif 188 189 while (!dc->mExit) { 190 dc->mWorkers.mLaunchSignals[idx].wait(); 191 if (dc->mWorkers.mLaunchCallback) { 192 dc->mWorkers.mLaunchCallback(dc->mWorkers.mLaunchData, idx); 193 } 194 android_atomic_dec(&dc->mWorkers.mRunningCount); 195 dc->mWorkers.mCompleteSignal.set(); 196 } 197 198 //ALOGV("RS helperThread exited %p idx=%i", rsc, idx); 199 return NULL; 200} 201 202void rsdLaunchThreads(Context *rsc, WorkerCallback_t cbk, void *data) { 203 RsdHal *dc = (RsdHal *)rsc->mHal.drv; 204 205 dc->mWorkers.mLaunchData = data; 206 dc->mWorkers.mLaunchCallback = cbk; 207 android_atomic_release_store(dc->mWorkers.mCount, &dc->mWorkers.mRunningCount); 208 for (uint32_t ct = 0; ct < dc->mWorkers.mCount; ct++) { 209 dc->mWorkers.mLaunchSignals[ct].set(); 210 } 211 while (android_atomic_acquire_load(&dc->mWorkers.mRunningCount) != 0) { 212 dc->mWorkers.mCompleteSignal.wait(); 213 } 214} 215 216extern "C" bool rsdHalInit(RsContext c, uint32_t version_major, 217 uint32_t version_minor) { 218 Context *rsc = (Context*) c; 219 rsc->mHal.funcs = FunctionTable; 220 221 RsdHal *dc = (RsdHal *)calloc(1, sizeof(RsdHal)); 222 if (!dc) { 223 ALOGE("Calloc for driver hal failed."); 224 return false; 225 } 226 rsc->mHal.drv = dc; 227 228 pthread_mutex_lock(&rsdgInitMutex); 229 if (!rsdgThreadTLSKeyCount) { 230 int status = pthread_key_create(&rsdgThreadTLSKey, NULL); 231 if (status) { 232 ALOGE("Failed to init thread tls key."); 233 pthread_mutex_unlock(&rsdgInitMutex); 234 return false; 235 } 236 } 237 rsdgThreadTLSKeyCount++; 238 pthread_mutex_unlock(&rsdgInitMutex); 239 240 dc->mTlsStruct.mContext = rsc; 241 dc->mTlsStruct.mScript = NULL; 242 int status = pthread_setspecific(rsdgThreadTLSKey, &dc->mTlsStruct); 243 if (status) { 244 ALOGE("pthread_setspecific %i", status); 245 } 246 247 248 int cpu = sysconf(_SC_NPROCESSORS_ONLN); 249 if(rsc->props.mDebugMaxThreads) { 250 cpu = rsc->props.mDebugMaxThreads; 251 } 252 if (cpu < 2) { 253 cpu = 0; 254 } 255 ALOGV("%p Launching thread(s), CPUs %i", rsc, cpu); 256 257 dc->mWorkers.mCount = (uint32_t)cpu; 258 dc->mWorkers.mThreadId = (pthread_t *) calloc(dc->mWorkers.mCount, sizeof(pthread_t)); 259 dc->mWorkers.mNativeThreadId = (pid_t *) calloc(dc->mWorkers.mCount, sizeof(pid_t)); 260 dc->mWorkers.mLaunchSignals = new Signal[dc->mWorkers.mCount]; 261 dc->mWorkers.mLaunchCallback = NULL; 262 263 dc->mWorkers.mCompleteSignal.init(); 264 265 android_atomic_release_store(dc->mWorkers.mCount, &dc->mWorkers.mRunningCount); 266 android_atomic_release_store(0, &dc->mWorkers.mLaunchCount); 267 268 pthread_attr_t threadAttr; 269 status = pthread_attr_init(&threadAttr); 270 if (status) { 271 ALOGE("Failed to init thread attribute."); 272 return false; 273 } 274 275 for (uint32_t ct=0; ct < dc->mWorkers.mCount; ct++) { 276 status = pthread_create(&dc->mWorkers.mThreadId[ct], &threadAttr, HelperThreadProc, rsc); 277 if (status) { 278 dc->mWorkers.mCount = ct; 279 ALOGE("Created fewer than expected number of RS threads."); 280 break; 281 } 282 } 283 while (android_atomic_acquire_load(&dc->mWorkers.mRunningCount) != 0) { 284 usleep(100); 285 } 286 287 pthread_attr_destroy(&threadAttr); 288 return true; 289} 290 291 292void SetPriority(const Context *rsc, int32_t priority) { 293 RsdHal *dc = (RsdHal *)rsc->mHal.drv; 294 for (uint32_t ct=0; ct < dc->mWorkers.mCount; ct++) { 295 setpriority(PRIO_PROCESS, dc->mWorkers.mNativeThreadId[ct], priority); 296 } 297 if (dc->mHasGraphics) { 298 rsdGLSetPriority(rsc, priority); 299 } 300} 301 302void Shutdown(Context *rsc) { 303 RsdHal *dc = (RsdHal *)rsc->mHal.drv; 304 305 dc->mExit = true; 306 dc->mWorkers.mLaunchData = NULL; 307 dc->mWorkers.mLaunchCallback = NULL; 308 android_atomic_release_store(dc->mWorkers.mCount, &dc->mWorkers.mRunningCount); 309 for (uint32_t ct = 0; ct < dc->mWorkers.mCount; ct++) { 310 dc->mWorkers.mLaunchSignals[ct].set(); 311 } 312 void *res; 313 for (uint32_t ct = 0; ct < dc->mWorkers.mCount; ct++) { 314 pthread_join(dc->mWorkers.mThreadId[ct], &res); 315 } 316 rsAssert(android_atomic_acquire_load(&dc->mWorkers.mRunningCount) == 0); 317 318 // Global structure cleanup. 319 pthread_mutex_lock(&rsdgInitMutex); 320 --rsdgThreadTLSKeyCount; 321 if (!rsdgThreadTLSKeyCount) { 322 pthread_key_delete(rsdgThreadTLSKey); 323 } 324 pthread_mutex_unlock(&rsdgInitMutex); 325 326} 327 328