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      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 "../cpu_ref/rsd_cpu.h"
     18 
     19 #include "rsdCore.h"
     20 #include "rsdAllocation.h"
     21 #include "rsdBcc.h"
     22 #include "rsdElement.h"
     23 #include "rsdType.h"
     24 #ifndef RS_COMPATIBILITY_LIB
     25     #include "rsdGL.h"
     26     #include "rsdProgramStore.h"
     27     #include "rsdProgramRaster.h"
     28     #include "rsdProgramVertex.h"
     29     #include "rsdProgramFragment.h"
     30     #include "rsdMesh.h"
     31     #include "rsdFrameBuffer.h"
     32 #else
     33     #include <dlfcn.h>
     34 #endif
     35 #include "rsdSampler.h"
     36 #include "rsdScriptGroup.h"
     37 
     38 #include <malloc.h>
     39 #include "rsContext.h"
     40 
     41 #include <sys/types.h>
     42 #include <sys/resource.h>
     43 #include <sched.h>
     44 #include <sys/syscall.h>
     45 #include <string.h>
     46 
     47 using namespace android;
     48 using namespace android::renderscript;
     49 
     50 static void Shutdown(Context *rsc);
     51 static void SetPriority(const Context *rsc, int32_t priority);
     52 
     53 #ifndef RS_COMPATIBILITY_LIB
     54     #define NATIVE_FUNC(a) a
     55 #else
     56     #define NATIVE_FUNC(a) nullptr
     57 #endif
     58 
     59 extern "C" bool rsdHalQueryHal(RsHalInitEnums entry, void **fnPtr) {
     60     switch(entry) {
     61     case RS_HAL_CORE_SHUTDOWN:
     62         fnPtr[0] = (void *)Shutdown; break;
     63     case RS_HAL_CORE_SET_PRIORITY:
     64         fnPtr[0] = (void *)SetPriority; break;
     65     case RS_HAL_CORE_ALLOC_RUNTIME_MEM:
     66         fnPtr[0] = (void *)rsdAllocRuntimeMem; break;
     67     case RS_HAL_CORE_FREE_RUNTIME_MEM:
     68         fnPtr[0] = (void *)rsdFreeRuntimeMem; break;
     69     case RS_HAL_CORE_FINISH:
     70         fnPtr[0] = (void *)nullptr; break;
     71 
     72     case RS_HAL_SCRIPT_INIT:
     73         fnPtr[0] = (void *)rsdScriptInit; break;
     74     case RS_HAL_SCRIPT_INIT_INTRINSIC:
     75         fnPtr[0] = (void *)rsdInitIntrinsic; break;
     76     case RS_HAL_SCRIPT_INVOKE_FUNCTION:
     77         fnPtr[0] = (void *)rsdScriptInvokeFunction; break;
     78     case RS_HAL_SCRIPT_INVOKE_ROOT:
     79         fnPtr[0] = (void *)rsdScriptInvokeRoot; break;
     80     case RS_HAL_SCRIPT_INVOKE_FOR_EACH:
     81         fnPtr[0] = (void *)rsdScriptInvokeForEach; break;
     82     case RS_HAL_SCRIPT_INVOKE_INIT:
     83         fnPtr[0] = (void *)rsdScriptInvokeInit; break;
     84     case RS_HAL_SCRIPT_INVOKE_FREE_CHILDREN:
     85         fnPtr[0] = (void *)rsdScriptInvokeFreeChildren; break;
     86     case RS_HAL_SCRIPT_SET_GLOBAL_VAR:
     87         fnPtr[0] = (void *)rsdScriptSetGlobalVar; break;
     88     case RS_HAL_SCRIPT_GET_GLOBAL_VAR:
     89         fnPtr[0] = (void *)rsdScriptGetGlobalVar; break;
     90     case RS_HAL_SCRIPT_SET_GLOBAL_VAR_WITH_ELEMENT_DIM:
     91         fnPtr[0] = (void *)rsdScriptSetGlobalVarWithElemDims; break;
     92     case RS_HAL_SCRIPT_SET_GLOBAL_BIND:
     93         fnPtr[0] = (void *)rsdScriptSetGlobalBind; break;
     94     case RS_HAL_SCRIPT_SET_GLOBAL_OBJECT:
     95         fnPtr[0] = (void *)rsdScriptSetGlobalObj; break;
     96     case RS_HAL_SCRIPT_DESTROY:
     97         fnPtr[0] = (void *)rsdScriptDestroy; break;
     98     case RS_HAL_SCRIPT_INVOKE_FOR_EACH_MULTI:
     99         fnPtr[0] = (void *)rsdScriptInvokeForEachMulti; break;
    100     case RS_HAL_SCRIPT_UPDATE_CACHED_OBJECT:
    101         fnPtr[0] = (void *)rsdScriptUpdateCachedObject; break;
    102 
    103     case RS_HAL_ALLOCATION_INIT:
    104         fnPtr[0] = (void *)rsdAllocationInit; break;
    105     case RS_HAL_ALLOCATION_INIT_OEM:
    106         fnPtr[0] = (void *)nullptr; break;
    107     case RS_HAL_ALLOCATION_INIT_ADAPTER:
    108         fnPtr[0] = (void *)rsdAllocationAdapterInit; break;
    109     case RS_HAL_ALLOCATION_DESTROY:
    110         fnPtr[0] = (void *)rsdAllocationDestroy; break;
    111     case RS_HAL_ALLOCATION_GET_GRALLOC_BITS:
    112         fnPtr[0] = (void *)rsdAllocationGrallocBits; break;
    113     case RS_HAL_ALLOCATION_RESIZE:
    114         fnPtr[0] = (void *)rsdAllocationResize; break;
    115     case RS_HAL_ALLOCATION_SYNC_ALL:
    116         fnPtr[0] = (void *)rsdAllocationSyncAll; break;
    117     case RS_HAL_ALLOCATION_MARK_DIRTY:
    118         fnPtr[0] = (void *)rsdAllocationMarkDirty; break;
    119     case RS_HAL_ALLOCATION_SET_SURFACE:
    120         fnPtr[0] = (void *)NATIVE_FUNC(rsdAllocationSetSurface); break;
    121     case RS_HAL_ALLOCATION_IO_SEND:
    122         fnPtr[0] = (void *)NATIVE_FUNC(rsdAllocationIoSend); break;
    123     case RS_HAL_ALLOCATION_IO_RECEIVE:
    124         fnPtr[0] = (void *)NATIVE_FUNC(rsdAllocationIoReceive); break;
    125     case RS_HAL_ALLOCATION_DATA_1D:
    126         fnPtr[0] = (void *)rsdAllocationData1D; break;
    127     case RS_HAL_ALLOCATION_DATA_2D:
    128         fnPtr[0] = (void *)rsdAllocationData2D; break;
    129     case RS_HAL_ALLOCATION_DATA_3D:
    130         fnPtr[0] = (void *)rsdAllocationData3D; break;
    131     case RS_HAL_ALLOCATION_READ_1D:
    132         fnPtr[0] = (void *)rsdAllocationRead1D; break;
    133     case RS_HAL_ALLOCATION_READ_2D:
    134         fnPtr[0] = (void *)rsdAllocationRead2D; break;
    135     case RS_HAL_ALLOCATION_READ_3D:
    136         fnPtr[0] = (void *)rsdAllocationRead3D; break;
    137     case RS_HAL_ALLOCATION_LOCK_1D:
    138         fnPtr[0] = (void *)rsdAllocationLock1D; break;
    139     case RS_HAL_ALLOCATION_UNLOCK_1D:
    140         fnPtr[0] = (void *)rsdAllocationUnlock1D; break;
    141     case RS_HAL_ALLOCATION_COPY_1D:
    142         fnPtr[0] = (void *)rsdAllocationData1D_alloc; break;
    143     case RS_HAL_ALLOCATION_COPY_2D:
    144         fnPtr[0] = (void *)rsdAllocationData2D_alloc; break;
    145     case RS_HAL_ALLOCATION_COPY_3D:
    146         fnPtr[0] = (void *)rsdAllocationData3D_alloc; break;
    147     case RS_HAL_ALLOCATION_ELEMENT_DATA:
    148         fnPtr[0] = (void *)rsdAllocationElementData; break;
    149     case RS_HAL_ALLOCATION_ELEMENT_READ:
    150         fnPtr[0] = (void *)rsdAllocationElementRead; break;
    151     case RS_HAL_ALLOCATION_GENERATE_MIPMAPS:
    152         fnPtr[0] = (void *)rsdAllocationGenerateMipmaps; break;
    153     case RS_HAL_ALLOCATION_UPDATE_CACHED_OBJECT:
    154         fnPtr[0] = (void *)rsdAllocationUpdateCachedObject; break;
    155     case RS_HAL_ALLOCATION_ADAPTER_OFFSET:
    156         fnPtr[0] = (void *)rsdAllocationAdapterOffset; break;
    157     case RS_HAL_ALLOCATION_GET_POINTER:
    158         fnPtr[0] = (void *)nullptr; break;
    159 
    160     case RS_HAL_SAMPLER_INIT:
    161         fnPtr[0] = (void *)rsdSamplerInit; break;
    162     case RS_HAL_SAMPLER_DESTROY:
    163         fnPtr[0] = (void *)rsdSamplerDestroy; break;
    164     case RS_HAL_SAMPLER_UPDATE_CACHED_OBJECT:
    165         fnPtr[0] = (void *)rsdSamplerUpdateCachedObject; break;
    166 
    167     case RS_HAL_TYPE_INIT:
    168         fnPtr[0] = (void *)rsdTypeInit; break;
    169     case RS_HAL_TYPE_DESTROY:
    170         fnPtr[0] = (void *)rsdTypeDestroy; break;
    171     case RS_HAL_TYPE_UPDATE_CACHED_OBJECT:
    172         fnPtr[0] = (void *)rsdTypeUpdateCachedObject; break;
    173 
    174     case RS_HAL_ELEMENT_INIT:
    175         fnPtr[0] = (void *)rsdElementInit; break;
    176     case RS_HAL_ELEMENT_DESTROY:
    177         fnPtr[0] = (void *)rsdElementDestroy; break;
    178     case RS_HAL_ELEMENT_UPDATE_CACHED_OBJECT:
    179         fnPtr[0] = (void *)rsdElementUpdateCachedObject; break;
    180 
    181     case RS_HAL_SCRIPT_GROUP_INIT:
    182         fnPtr[0] = (void *)rsdScriptGroupInit; break;
    183     case RS_HAL_SCRIPT_GROUP_DESTROY:
    184         fnPtr[0] = (void *)rsdScriptGroupDestroy; break;
    185     case RS_HAL_SCRIPT_GROUP_UPDATE_CACHED_OBJECT:
    186         fnPtr[0] = (void *)nullptr; break;
    187     case RS_HAL_SCRIPT_GROUP_SET_INPUT:
    188         fnPtr[0] = (void *)rsdScriptGroupSetInput; break;
    189     case RS_HAL_SCRIPT_GROUP_SET_OUTPUT:
    190         fnPtr[0] = (void *)rsdScriptGroupSetOutput; break;
    191     case RS_HAL_SCRIPT_GROUP_EXECUTE:
    192         fnPtr[0] = (void *)rsdScriptGroupExecute; break;
    193 
    194 
    195 
    196     // Functions below this point are for the legacy graphics api,
    197     // vendor drivers are NOT expected to implement these.  They will never be called
    198     // for an external driver.
    199 #ifndef RS_COMPATIBILITY_LIB
    200     case RS_HAL_GRAPHICS_INIT:
    201         fnPtr[0] = (void *)rsdGLInit; break;
    202     case RS_HAL_GRAPHICS_SHUTDOWN:
    203         fnPtr[0] = (void *)rsdGLShutdown; break;
    204     case RS_HAL_GRAPHICS_SWAP:
    205         fnPtr[0] = (void *)rsdGLSwap; break;
    206     case RS_HAL_GRAPHICS_SET_SURFACE:
    207         fnPtr[0] = (void *)rsdGLSetSurface; break;
    208     case RS_HAL_GRAPHICS_RASTER_INIT:
    209         fnPtr[0] = (void *)rsdProgramRasterInit; break;
    210     case RS_HAL_GRAPHICS_RASTER_SET_ACTIVE:
    211         fnPtr[0] = (void *)rsdProgramRasterSetActive; break;
    212     case RS_HAL_GRAPHICS_RASTER_DESTROY:
    213         fnPtr[0] = (void *)rsdProgramRasterDestroy; break;
    214     case RS_HAL_GRAPHICS_VERTEX_INIT:
    215         fnPtr[0] = (void *)rsdProgramVertexInit; break;
    216     case RS_HAL_GRAPHICS_VERTEX_SET_ACTIVE:
    217         fnPtr[0] = (void *)rsdProgramVertexSetActive; break;
    218     case RS_HAL_GRAPHICS_VERTEX_DESTROY:
    219         fnPtr[0] = (void *)rsdProgramVertexDestroy; break;
    220     case RS_HAL_GRAPHICS_FRAGMENT_INIT:
    221         fnPtr[0] = (void *)rsdProgramFragmentInit; break;
    222     case RS_HAL_GRAPHICS_FRAGMENT_SET_ACTIVE:
    223         fnPtr[0] = (void *)rsdProgramFragmentSetActive; break;
    224     case RS_HAL_GRAPHICS_FRAGMENT_DESTROY:
    225         fnPtr[0] = (void *)rsdProgramFragmentDestroy; break;
    226     case RS_HAL_GRAPHICS_MESH_INIT:
    227         fnPtr[0] = (void *)rsdMeshInit; break;
    228     case RS_HAL_GRAPHICS_MESH_DRAW:
    229         fnPtr[0] = (void *)rsdMeshDraw; break;
    230     case RS_HAL_GRAPHICS_MESH_DESTROY:
    231         fnPtr[0] = (void *)rsdMeshDestroy; break;
    232     case RS_HAL_GRAPHICS_FB_INIT:
    233         fnPtr[0] = (void *)rsdFrameBufferInit; break;
    234     case RS_HAL_GRAPHICS_FB_SET_ACTIVE:
    235         fnPtr[0] = (void *)rsdFrameBufferSetActive; break;
    236     case RS_HAL_GRAPHICS_FB_DESTROY:
    237         fnPtr[0] = (void *)rsdFrameBufferDestroy; break;
    238     case RS_HAL_GRAPHICS_STORE_INIT:
    239         fnPtr[0] = (void *)rsdProgramStoreInit; break;
    240     case RS_HAL_GRAPHICS_STORE_SET_ACTIVE:
    241         fnPtr[0] = (void *)rsdProgramStoreSetActive; break;
    242     case RS_HAL_GRAPHICS_STORE_DESTROY:
    243         fnPtr[0] = (void *)rsdProgramStoreDestroy; break;
    244 #endif
    245 
    246     default:
    247         ALOGE("ERROR: unknown RenderScript HAL API query, %i", entry);
    248         return false;
    249     }
    250 
    251     return true;
    252 }
    253 
    254 extern "C" void rsdHalAbort(RsContext) {
    255 
    256 }
    257 
    258 
    259 extern "C" bool rsdHalQueryVersion(uint32_t *major, uint32_t *minor) {
    260     *major = 23;
    261     *minor = 0;
    262     return true;
    263 }
    264 
    265 
    266 
    267 extern const RsdCpuReference::CpuSymbol * rsdLookupRuntimeStub(Context * pContext, char const* name);
    268 
    269 static RsdCpuReference::CpuScript * LookupScript(Context *, const Script *s) {
    270     return (RsdCpuReference::CpuScript *)s->mHal.drv;
    271 }
    272 
    273 #ifdef RS_COMPATIBILITY_LIB
    274 typedef void (*sAllocationDestroyFnPtr) (const Context *rsc, Allocation *alloc);
    275 typedef void (*sAllocationIoSendFnPtr) (const Context *rsc, Allocation *alloc);
    276 typedef void (*sAllocationSetSurfaceFnPtr) (const Context *rsc, Allocation *alloc, ANativeWindow *nw);
    277 static sAllocationDestroyFnPtr sAllocationDestroy;
    278 static sAllocationIoSendFnPtr sAllocationIoSend;
    279 static sAllocationSetSurfaceFnPtr sAllocationSetSurface;
    280 
    281 static bool loadIOSuppLibSyms() {
    282     void* handleIO = nullptr;
    283     handleIO = dlopen("libRSSupportIO.so", RTLD_LAZY | RTLD_LOCAL);
    284     if (handleIO == nullptr) {
    285         ALOGE("Couldn't load libRSSupportIO.so");
    286         return false;
    287     }
    288     sAllocationDestroy = (sAllocationDestroyFnPtr)dlsym(handleIO, "rscAllocationDestroy");
    289     if (sAllocationDestroy==nullptr) {
    290         ALOGE("Failed to initialize sAllocationDestroy");
    291         return false;
    292     }
    293     sAllocationIoSend = (sAllocationIoSendFnPtr)dlsym(handleIO, "rscAllocationIoSend");
    294     if (sAllocationIoSend==nullptr) {
    295         ALOGE("Failed to initialize sAllocationIoSend");
    296         return false;
    297     }
    298     sAllocationSetSurface = (sAllocationSetSurfaceFnPtr)dlsym(handleIO, "rscAllocationSetSurface");
    299     if (sAllocationSetSurface==nullptr) {
    300         ALOGE("Failed to initialize sAllocationIoSend");
    301         return false;
    302     }
    303     return true;
    304 }
    305 #endif
    306 
    307 extern "C" bool rsdHalInit(RsContext c, uint32_t version_major,
    308                            uint32_t version_minor) {
    309     Context *rsc = (Context*) c;
    310 #ifdef RS_COMPATIBILITY_LIB
    311     if (loadIOSuppLibSyms()) {
    312         rsc->mHal.funcs.allocation.destroy = sAllocationDestroy;
    313         rsc->mHal.funcs.allocation.ioSend = sAllocationIoSend;
    314         rsc->mHal.funcs.allocation.setSurface = sAllocationSetSurface;
    315     }
    316 #endif
    317 
    318     RsdHal *dc = (RsdHal *)calloc(1, sizeof(RsdHal));
    319     if (!dc) {
    320         ALOGE("Calloc for driver hal failed.");
    321         return false;
    322     }
    323     rsc->mHal.drv = dc;
    324 
    325     dc->mCpuRef = RsdCpuReference::create(rsc, version_major, version_minor,
    326                                           &rsdLookupRuntimeStub, &LookupScript);
    327     if (!dc->mCpuRef) {
    328         ALOGE("RsdCpuReference::create for driver hal failed.");
    329         rsc->mHal.drv = nullptr;
    330         free(dc);
    331         return false;
    332     }
    333 
    334 #ifndef RS_COMPATIBILITY_LIB
    335     // Set a callback for compiler setup here.
    336     if (false) {
    337         dc->mCpuRef->setSetupCompilerCallback(nullptr);
    338     }
    339 #endif
    340 
    341     return true;
    342 }
    343 
    344 
    345 void SetPriority(const Context *rsc, int32_t priority) {
    346     RsdHal *dc = (RsdHal *)rsc->mHal.drv;
    347 
    348     dc->mCpuRef->setPriority(priority);
    349 
    350 #ifndef RS_COMPATIBILITY_LIB
    351     if (dc->mHasGraphics) {
    352         rsdGLSetPriority(rsc, priority);
    353     }
    354 #endif
    355 }
    356 
    357 void Shutdown(Context *rsc) {
    358     RsdHal *dc = (RsdHal *)rsc->mHal.drv;
    359     delete dc->mCpuRef;
    360     free(dc);
    361     rsc->mHal.drv = nullptr;
    362 }
    363 
    364 void* rsdAllocRuntimeMem(size_t size, uint32_t flags) {
    365     void* buffer = calloc(size, sizeof(char));
    366     return buffer;
    367 }
    368 
    369 void rsdFreeRuntimeMem(void* ptr) {
    370     free(ptr);
    371 }
    372