17d8d0e25Snbeams // Copyright (c) 2017-2018, Lawrence Livermore National Security, LLC. 27d8d0e25Snbeams // Produced at the Lawrence Livermore National Laboratory. LLNL-CODE-734707. 37d8d0e25Snbeams // All Rights reserved. See files LICENSE and NOTICE for details. 47d8d0e25Snbeams // 57d8d0e25Snbeams // This file is part of CEED, a collection of benchmarks, miniapps, software 67d8d0e25Snbeams // libraries and APIs for efficient high-order finite element and spectral 77d8d0e25Snbeams // element discretizations for exascale applications. For more information and 87d8d0e25Snbeams // source code availability see http://github.com/ceed. 97d8d0e25Snbeams // 107d8d0e25Snbeams // The CEED research is supported by the Exascale Computing Project 17-SC-20-SC, 117d8d0e25Snbeams // a collaborative effort of two U.S. Department of Energy organizations (Office 127d8d0e25Snbeams // of Science and the National Nuclear Security Administration) responsible for 137d8d0e25Snbeams // the planning and preparation of a capable exascale ecosystem, including 147d8d0e25Snbeams // software, applications, hardware, advanced system engineering and early 157d8d0e25Snbeams // testbed platforms, in support of the nation's exascale computing imperative. 167d8d0e25Snbeams 17ec3da8bcSJed Brown #include <ceed/ceed.h> 18ec3da8bcSJed Brown #include <ceed/backend.h> 197d8d0e25Snbeams #include <string.h> 207d8d0e25Snbeams #include "ceed-hip-gen.h" 213d576824SJeremy L Thompson #include "../hip/ceed-hip.h" 227d8d0e25Snbeams 237d8d0e25Snbeams //------------------------------------------------------------------------------ 247d8d0e25Snbeams // Backend init 257d8d0e25Snbeams //------------------------------------------------------------------------------ 267d8d0e25Snbeams static int CeedInit_Hip_gen(const char *resource, Ceed ceed) { 277d8d0e25Snbeams int ierr; 287d8d0e25Snbeams const int nrc = 8; // number of characters in resource 297d8d0e25Snbeams if (strncmp(resource, "/gpu/hip/gen", nrc)) 307d8d0e25Snbeams // LCOV_EXCL_START 31e15f9bd0SJeremy L Thompson return CeedError(ceed, CEED_ERROR_BACKEND, 32e15f9bd0SJeremy L Thompson "Hip backend cannot use resource: %s", resource); 337d8d0e25Snbeams // LCOV_EXCL_STOP 347d8d0e25Snbeams 35*6dbfb411Snbeams Ceed_Hip *data; 36e15f9bd0SJeremy L Thompson ierr = CeedCalloc(1, &data); CeedChkBackend(ierr); 37e15f9bd0SJeremy L Thompson ierr = CeedSetData(ceed, data); CeedChkBackend(ierr); 38e15f9bd0SJeremy L Thompson ierr = CeedHipInit(ceed, resource, nrc); CeedChkBackend(ierr); 397d8d0e25Snbeams 40*6dbfb411Snbeams Ceed ceedshared; 41*6dbfb411Snbeams CeedInit("/gpu/hip/shared", &ceedshared); 42*6dbfb411Snbeams ierr = CeedSetDelegate(ceed, ceedshared); CeedChkBackend(ierr); 43*6dbfb411Snbeams 447d8d0e25Snbeams const char fallbackresource[] = "/gpu/hip/ref"; 45e15f9bd0SJeremy L Thompson ierr = CeedSetOperatorFallbackResource(ceed, fallbackresource); 46e15f9bd0SJeremy L Thompson CeedChkBackend(ierr); 477d8d0e25Snbeams 487d8d0e25Snbeams ierr = CeedSetBackendFunction(ceed, "Ceed", ceed, "QFunctionCreate", 49e15f9bd0SJeremy L Thompson CeedQFunctionCreate_Hip_gen); CeedChkBackend(ierr); 507d8d0e25Snbeams ierr = CeedSetBackendFunction(ceed, "Ceed", ceed, "OperatorCreate", 51e15f9bd0SJeremy L Thompson CeedOperatorCreate_Hip_gen); CeedChkBackend(ierr); 527d8d0e25Snbeams ierr = CeedSetBackendFunction(ceed, "Ceed", ceed, "Destroy", 53e15f9bd0SJeremy L Thompson CeedDestroy_Hip); CeedChkBackend(ierr); 54e15f9bd0SJeremy L Thompson return CEED_ERROR_SUCCESS; 557d8d0e25Snbeams } 567d8d0e25Snbeams 577d8d0e25Snbeams //------------------------------------------------------------------------------ 587d8d0e25Snbeams // Register backend 597d8d0e25Snbeams //------------------------------------------------------------------------------ 601d013790SJed Brown CEED_INTERN int CeedRegister_Hip_Gen(void) { 611d013790SJed Brown return CeedRegister("/gpu/hip/gen", CeedInit_Hip_gen, 20); 627d8d0e25Snbeams } 637d8d0e25Snbeams //------------------------------------------------------------------------------ 64