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 17*3d576824SJeremy L Thompson #include <ceed.h> 18*3d576824SJeremy L Thompson #include <ceed-backend.h> 197d8d0e25Snbeams #include <string.h> 207d8d0e25Snbeams #include "ceed-hip-gen.h" 21*3d576824SJeremy 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 317d8d0e25Snbeams return CeedError(ceed, 1, "Hip backend cannot use resource: %s", resource); 327d8d0e25Snbeams // LCOV_EXCL_STOP 337d8d0e25Snbeams 347d8d0e25Snbeams Ceed ceedshared; 357d8d0e25Snbeams CeedInit("/gpu/hip/shared", &ceedshared); 367d8d0e25Snbeams ierr = CeedSetDelegate(ceed, ceedshared); CeedChk(ierr); 377d8d0e25Snbeams 387d8d0e25Snbeams Ceed_Hip_gen *data; 397d8d0e25Snbeams ierr = CeedCalloc(1, &data); CeedChk(ierr); 407d8d0e25Snbeams ierr = CeedSetData(ceed, data); CeedChk(ierr); 417d8d0e25Snbeams ierr = CeedHipInit(ceed, resource, nrc); CeedChk(ierr); 427d8d0e25Snbeams 437d8d0e25Snbeams const char fallbackresource[] = "/gpu/hip/ref"; 447d8d0e25Snbeams ierr = CeedSetOperatorFallbackResource(ceed, fallbackresource); CeedChk(ierr); 457d8d0e25Snbeams 467d8d0e25Snbeams ierr = CeedSetBackendFunction(ceed, "Ceed", ceed, "QFunctionCreate", 477d8d0e25Snbeams CeedQFunctionCreate_Hip_gen); CeedChk(ierr); 487d8d0e25Snbeams ierr = CeedSetBackendFunction(ceed, "Ceed", ceed, "OperatorCreate", 497d8d0e25Snbeams CeedOperatorCreate_Hip_gen); CeedChk(ierr); 507d8d0e25Snbeams ierr = CeedSetBackendFunction(ceed, "Ceed", ceed, "Destroy", 517d8d0e25Snbeams CeedDestroy_Hip); CeedChk(ierr); 527d8d0e25Snbeams return 0; 537d8d0e25Snbeams } 547d8d0e25Snbeams 557d8d0e25Snbeams //------------------------------------------------------------------------------ 567d8d0e25Snbeams // Register backend 577d8d0e25Snbeams //------------------------------------------------------------------------------ 581d013790SJed Brown CEED_INTERN int CeedRegister_Hip_Gen(void) { 591d013790SJed Brown return CeedRegister("/gpu/hip/gen", CeedInit_Hip_gen, 20); 607d8d0e25Snbeams } 617d8d0e25Snbeams //------------------------------------------------------------------------------ 62