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-hip-ref.h" 9 10 #include <ceed/backend.h> 11 #include <ceed/ceed.h> 12 #include <stdlib.h> 13 #include <string.h> 14 15 //------------------------------------------------------------------------------ 16 // HIP preferred MemType 17 //------------------------------------------------------------------------------ 18 static int CeedGetPreferredMemType_Hip(CeedMemType *type) { 19 *type = CEED_MEM_DEVICE; 20 return CEED_ERROR_SUCCESS; 21 } 22 23 //------------------------------------------------------------------------------ 24 // Get hipBLAS handle 25 //------------------------------------------------------------------------------ 26 int CeedHipGetHipblasHandle(Ceed ceed, hipblasHandle_t *handle) { 27 Ceed_Hip *data; 28 CeedCallBackend(CeedGetData(ceed, &data)); 29 30 if (!data->hipblas_handle) CeedCallHipblas(ceed, hipblasCreate(&data->hipblas_handle)); 31 *handle = data->hipblas_handle; 32 return CEED_ERROR_SUCCESS; 33 } 34 35 //------------------------------------------------------------------------------ 36 // Backend Init 37 //------------------------------------------------------------------------------ 38 static int CeedInit_Hip(const char *resource, Ceed ceed) { 39 char *resource_root; 40 CeedCallBackend(CeedHipGetResourceRoot(ceed, resource, &resource_root)); 41 if (strcmp(resource_root, "/gpu/hip/ref")) { 42 // LCOV_EXCL_START 43 return CeedError(ceed, CEED_ERROR_BACKEND, "Hip backend cannot use resource: %s", resource); 44 // LCOV_EXCL_STOP 45 } 46 CeedCallBackend(CeedFree(&resource_root)); 47 CeedCallBackend(CeedSetDeterministic(ceed, true)); 48 49 Ceed_Hip *data; 50 CeedCallBackend(CeedCalloc(1, &data)); 51 CeedCallBackend(CeedSetData(ceed, data)); 52 CeedCallBackend(CeedHipInit(ceed, resource)); 53 54 CeedCallBackend(CeedSetBackendFunction(ceed, "Ceed", ceed, "GetPreferredMemType", CeedGetPreferredMemType_Hip)); 55 CeedCallBackend(CeedSetBackendFunction(ceed, "Ceed", ceed, "VectorCreate", CeedVectorCreate_Hip)); 56 CeedCallBackend(CeedSetBackendFunction(ceed, "Ceed", ceed, "BasisCreateTensorH1", CeedBasisCreateTensorH1_Hip)); 57 CeedCallBackend(CeedSetBackendFunction(ceed, "Ceed", ceed, "BasisCreateH1", CeedBasisCreateH1_Hip)); 58 CeedCallBackend(CeedSetBackendFunction(ceed, "Ceed", ceed, "ElemRestrictionCreate", CeedElemRestrictionCreate_Hip)); 59 CeedCallBackend(CeedSetBackendFunction(ceed, "Ceed", ceed, "ElemRestrictionCreateBlocked", CeedElemRestrictionCreateBlocked_Hip)); 60 CeedCallBackend(CeedSetBackendFunction(ceed, "Ceed", ceed, "QFunctionCreate", CeedQFunctionCreate_Hip)); 61 CeedCallBackend(CeedSetBackendFunction(ceed, "Ceed", ceed, "QFunctionContextCreate", CeedQFunctionContextCreate_Hip)); 62 CeedCallBackend(CeedSetBackendFunction(ceed, "Ceed", ceed, "OperatorCreate", CeedOperatorCreate_Hip)); 63 CeedCallBackend(CeedSetBackendFunction(ceed, "Ceed", ceed, "Destroy", CeedDestroy_Hip)); 64 return CEED_ERROR_SUCCESS; 65 } 66 67 //------------------------------------------------------------------------------ 68 // Backend Register 69 //------------------------------------------------------------------------------ 70 CEED_INTERN int CeedRegister_Hip(void) { return CeedRegister("/gpu/hip/ref", CeedInit_Hip, 40); } 71 //------------------------------------------------------------------------------ 72