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