xref: /libCEED/rust/libceed-sys/c-src/backends/hip-gen/ceed-hip-gen-qfunction.c (revision 2b730f8b5a9c809740a0b3b302db43a719c636b1)
13d8e8822SJeremy L Thompson // Copyright (c) 2017-2022, Lawrence Livermore National Security, LLC and other CEED contributors.
23d8e8822SJeremy L Thompson // All Rights Reserved. See the top-level LICENSE and NOTICE files for details.
37d8d0e25Snbeams //
43d8e8822SJeremy L Thompson // SPDX-License-Identifier: BSD-2-Clause
57d8d0e25Snbeams //
63d8e8822SJeremy L Thompson // This file is part of CEED:  http://github.com/ceed
77d8d0e25Snbeams 
8ec3da8bcSJed Brown #include <ceed/backend.h>
9*2b730f8bSJeremy L Thompson #include <ceed/ceed.h>
103d576824SJeremy L Thompson #include <hip/hip_runtime.h>
117d8d0e25Snbeams #include <stdio.h>
123d576824SJeremy L Thompson #include <string.h>
13*2b730f8bSJeremy L Thompson 
147d8d0e25Snbeams #include "ceed-hip-gen.h"
157d8d0e25Snbeams 
167d8d0e25Snbeams //------------------------------------------------------------------------------
177d8d0e25Snbeams // Apply QFunction
187d8d0e25Snbeams //------------------------------------------------------------------------------
19*2b730f8bSJeremy L Thompson static int CeedQFunctionApply_Hip_gen(CeedQFunction qf, CeedInt Q, CeedVector *U, CeedVector *V) {
207d8d0e25Snbeams   Ceed ceed;
21*2b730f8bSJeremy L Thompson   CeedCallBackend(CeedQFunctionGetCeed(qf, &ceed));
22*2b730f8bSJeremy L Thompson   return CeedError(ceed, CEED_ERROR_BACKEND, "Backend does not implement QFunctionApply");
237d8d0e25Snbeams }
247d8d0e25Snbeams 
257d8d0e25Snbeams //------------------------------------------------------------------------------
267d8d0e25Snbeams // Destroy QFunction
277d8d0e25Snbeams //------------------------------------------------------------------------------
287d8d0e25Snbeams static int CeedQFunctionDestroy_Hip_gen(CeedQFunction qf) {
297d8d0e25Snbeams   CeedQFunction_Hip_gen *data;
30*2b730f8bSJeremy L Thompson   CeedCallBackend(CeedQFunctionGetData(qf, &data));
317d8d0e25Snbeams   Ceed ceed;
32*2b730f8bSJeremy L Thompson   CeedCallBackend(CeedQFunctionGetCeed(qf, &ceed));
33*2b730f8bSJeremy L Thompson   CeedCallHip(ceed, hipFree(data->d_c));
34*2b730f8bSJeremy L Thompson   CeedCallBackend(CeedFree(&data->q_function_source));
35*2b730f8bSJeremy L Thompson   CeedCallBackend(CeedFree(&data));
36e15f9bd0SJeremy L Thompson   return CEED_ERROR_SUCCESS;
377d8d0e25Snbeams }
387d8d0e25Snbeams 
397d8d0e25Snbeams //------------------------------------------------------------------------------
407d8d0e25Snbeams // Create QFunction
417d8d0e25Snbeams //------------------------------------------------------------------------------
427d8d0e25Snbeams int CeedQFunctionCreate_Hip_gen(CeedQFunction qf) {
437d8d0e25Snbeams   Ceed ceed;
447d8d0e25Snbeams   CeedQFunctionGetCeed(qf, &ceed);
457d8d0e25Snbeams   CeedQFunction_Hip_gen *data;
46*2b730f8bSJeremy L Thompson   CeedCallBackend(CeedCalloc(1, &data));
47*2b730f8bSJeremy L Thompson   CeedCallBackend(CeedQFunctionSetData(qf, data));
487d8d0e25Snbeams 
493d3250a0SJeremy L Thompson   // Read QFunction source
50*2b730f8bSJeremy L Thompson   CeedCallBackend(CeedQFunctionGetKernelName(qf, &data->q_function_name));
5146dc0734SJeremy L Thompson   CeedDebug256(ceed, 2, "----- Loading QFunction User Source -----\n");
52*2b730f8bSJeremy L Thompson   CeedCallBackend(CeedQFunctionLoadSourceToBuffer(qf, &data->q_function_source));
5346dc0734SJeremy L Thompson   CeedDebug256(ceed, 2, "----- Loading QFunction User Source Complete! -----\n");
54*2b730f8bSJeremy L Thompson   if (!data->q_function_source) {
553d3250a0SJeremy L Thompson     // LCOV_EXCL_START
56*2b730f8bSJeremy L Thompson     return CeedError(ceed, CEED_ERROR_UNSUPPORTED, "/gpu/hip/gen backend requires QFunction source code file");
573d3250a0SJeremy L Thompson     // LCOV_EXCL_STOP
58*2b730f8bSJeremy L Thompson   }
597d8d0e25Snbeams 
60*2b730f8bSJeremy L Thompson   CeedCallBackend(CeedSetBackendFunction(ceed, "QFunction", qf, "Apply", CeedQFunctionApply_Hip_gen));
61*2b730f8bSJeremy L Thompson   CeedCallBackend(CeedSetBackendFunction(ceed, "QFunction", qf, "Destroy", CeedQFunctionDestroy_Hip_gen));
62e15f9bd0SJeremy L Thompson   return CEED_ERROR_SUCCESS;
637d8d0e25Snbeams }
647d8d0e25Snbeams //------------------------------------------------------------------------------
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