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 <hip/hip_runtime.h> 11 #include <stdio.h> 12 #include <string.h> 13 #include "ceed-hip-gen.h" 14 15 //------------------------------------------------------------------------------ 16 // Apply QFunction 17 //------------------------------------------------------------------------------ 18 static int CeedQFunctionApply_Hip_gen(CeedQFunction qf, CeedInt Q, 19 CeedVector *U, CeedVector *V) { 20 int ierr; 21 Ceed ceed; 22 ierr = CeedQFunctionGetCeed(qf, &ceed); CeedChkBackend(ierr); 23 return CeedError(ceed, CEED_ERROR_BACKEND, 24 "Backend does not implement QFunctionApply"); 25 } 26 27 //------------------------------------------------------------------------------ 28 // Destroy QFunction 29 //------------------------------------------------------------------------------ 30 static int CeedQFunctionDestroy_Hip_gen(CeedQFunction qf) { 31 int ierr; 32 CeedQFunction_Hip_gen *data; 33 ierr = CeedQFunctionGetData(qf, &data); CeedChkBackend(ierr); 34 Ceed ceed; 35 ierr = CeedQFunctionGetCeed(qf, &ceed); CeedChkBackend(ierr); 36 ierr = hipFree(data->d_c); CeedChk_Hip(ceed, ierr); 37 ierr = CeedFree(&data->q_function_source); CeedChkBackend(ierr); 38 ierr = CeedFree(&data); CeedChkBackend(ierr); 39 return CEED_ERROR_SUCCESS; 40 } 41 42 //------------------------------------------------------------------------------ 43 // Create QFunction 44 //------------------------------------------------------------------------------ 45 int CeedQFunctionCreate_Hip_gen(CeedQFunction qf) { 46 int ierr; 47 Ceed ceed; 48 CeedQFunctionGetCeed(qf, &ceed); 49 CeedQFunction_Hip_gen *data; 50 ierr = CeedCalloc(1, &data); CeedChkBackend(ierr); 51 ierr = CeedQFunctionSetData(qf, data); CeedChkBackend(ierr); 52 53 // Read QFunction source 54 ierr = CeedQFunctionGetKernelName(qf, &data->q_function_name); 55 CeedChkBackend(ierr); 56 CeedDebug256(ceed, 2, "----- Loading QFunction User Source -----\n"); 57 ierr = CeedQFunctionLoadSourceToBuffer(qf, &data->q_function_source); 58 CeedChkBackend(ierr); 59 CeedDebug256(ceed, 2, "----- Loading QFunction User Source Complete! -----\n"); 60 if (!data->q_function_source) 61 // LCOV_EXCL_START 62 return CeedError(ceed, CEED_ERROR_UNSUPPORTED, 63 "/gpu/hip/gen backend requires QFunction source code file"); 64 // LCOV_EXCL_STOP 65 66 ierr = CeedSetBackendFunction(ceed, "QFunction", qf, "Apply", 67 CeedQFunctionApply_Hip_gen); CeedChkBackend(ierr); 68 ierr = CeedSetBackendFunction(ceed, "QFunction", qf, "Destroy", 69 CeedQFunctionDestroy_Hip_gen); CeedChkBackend(ierr); 70 return CEED_ERROR_SUCCESS; 71 } 72 //------------------------------------------------------------------------------ 73