1 // Copyright (c) 2017-2022, Lawrence Livermore National Security, LLC and other CEED contributors. 2 // All Rights Reserved. See the top-level LICENSE and NOTICE files for details. 3 // 4 // SPDX-License-Identifier: BSD-2-Clause 5 // 6 // This file is part of CEED: http://github.com/ceed 7 8 #include <ceed/ceed.h> 9 #include <ceed/backend.h> 10 #include <string.h> 11 #include "ceed-hip-gen.h" 12 13 //------------------------------------------------------------------------------ 14 // Backend init 15 //------------------------------------------------------------------------------ 16 static int CeedInit_Hip_gen(const char *resource, Ceed ceed) { 17 int ierr; 18 19 char *resource_root; 20 ierr = CeedHipGetResourceRoot(ceed, resource, &resource_root); 21 CeedChkBackend(ierr); 22 if (strcmp(resource_root, "/gpu/hip") && strcmp(resource_root, "/gpu/hip/gen")) 23 // LCOV_EXCL_START 24 return CeedError(ceed, CEED_ERROR_BACKEND, 25 "Hip backend cannot use resource: %s", resource); 26 // LCOV_EXCL_STOP 27 ierr = CeedFree(&resource_root); CeedChkBackend(ierr); 28 29 Ceed_Hip *data; 30 ierr = CeedCalloc(1, &data); CeedChkBackend(ierr); 31 ierr = CeedSetData(ceed, data); CeedChkBackend(ierr); 32 ierr = CeedHipInit(ceed, resource); CeedChkBackend(ierr); 33 34 Ceed ceedshared; 35 CeedInit("/gpu/hip/shared", &ceedshared); 36 ierr = CeedSetDelegate(ceed, ceedshared); CeedChkBackend(ierr); 37 38 const char fallbackresource[] = "/gpu/hip/ref"; 39 ierr = CeedSetOperatorFallbackResource(ceed, fallbackresource); 40 CeedChkBackend(ierr); 41 42 ierr = CeedSetBackendFunction(ceed, "Ceed", ceed, "QFunctionCreate", 43 CeedQFunctionCreate_Hip_gen); CeedChkBackend(ierr); 44 ierr = CeedSetBackendFunction(ceed, "Ceed", ceed, "OperatorCreate", 45 CeedOperatorCreate_Hip_gen); CeedChkBackend(ierr); 46 ierr = CeedSetBackendFunction(ceed, "Ceed", ceed, "Destroy", 47 CeedDestroy_Hip); CeedChkBackend(ierr); 48 return CEED_ERROR_SUCCESS; 49 } 50 51 //------------------------------------------------------------------------------ 52 // Register backend 53 //------------------------------------------------------------------------------ 54 CEED_INTERN int CeedRegister_Hip_Gen(void) { 55 return CeedRegister("/gpu/hip/gen", CeedInit_Hip_gen, 20); 56 } 57 //------------------------------------------------------------------------------ 58