xref: /libCEED/rust/libceed-sys/c-src/backends/hip-gen/ceed-hip-gen.c (revision 3d8e882215d238700cdceb37404f76ca7fa24eaa)
1*3d8e8822SJeremy L Thompson // Copyright (c) 2017-2022, Lawrence Livermore National Security, LLC and other CEED contributors.
2*3d8e8822SJeremy L Thompson // All Rights Reserved. See the top-level LICENSE and NOTICE files for details.
37d8d0e25Snbeams //
4*3d8e8822SJeremy L Thompson // SPDX-License-Identifier: BSD-2-Clause
57d8d0e25Snbeams //
6*3d8e8822SJeremy L Thompson // This file is part of CEED:  http://github.com/ceed
77d8d0e25Snbeams 
8ec3da8bcSJed Brown #include <ceed/ceed.h>
9ec3da8bcSJed Brown #include <ceed/backend.h>
107d8d0e25Snbeams #include <string.h>
117d8d0e25Snbeams #include "ceed-hip-gen.h"
127d8d0e25Snbeams 
137d8d0e25Snbeams //------------------------------------------------------------------------------
147d8d0e25Snbeams // Backend init
157d8d0e25Snbeams //------------------------------------------------------------------------------
167d8d0e25Snbeams static int CeedInit_Hip_gen(const char *resource, Ceed ceed) {
177d8d0e25Snbeams   int ierr;
18f87d896cSJeremy L Thompson 
19f87d896cSJeremy L Thompson   if (strcmp(resource, "/gpu/hip") && strcmp(resource, "/gpu/hip/gen"))
207d8d0e25Snbeams     // LCOV_EXCL_START
21e15f9bd0SJeremy L Thompson     return CeedError(ceed, CEED_ERROR_BACKEND,
22e15f9bd0SJeremy L Thompson                      "Hip backend cannot use resource: %s", resource);
237d8d0e25Snbeams   // LCOV_EXCL_STOP
247d8d0e25Snbeams 
256dbfb411Snbeams   Ceed_Hip *data;
26e15f9bd0SJeremy L Thompson   ierr = CeedCalloc(1, &data); CeedChkBackend(ierr);
27e15f9bd0SJeremy L Thompson   ierr = CeedSetData(ceed, data); CeedChkBackend(ierr);
28f87d896cSJeremy L Thompson   ierr = CeedHipInit(ceed, resource); CeedChkBackend(ierr);
297d8d0e25Snbeams 
306dbfb411Snbeams   Ceed ceedshared;
316dbfb411Snbeams   CeedInit("/gpu/hip/shared", &ceedshared);
326dbfb411Snbeams   ierr = CeedSetDelegate(ceed, ceedshared); CeedChkBackend(ierr);
336dbfb411Snbeams 
347d8d0e25Snbeams   const char fallbackresource[] = "/gpu/hip/ref";
35e15f9bd0SJeremy L Thompson   ierr = CeedSetOperatorFallbackResource(ceed, fallbackresource);
36e15f9bd0SJeremy L Thompson   CeedChkBackend(ierr);
377d8d0e25Snbeams 
387d8d0e25Snbeams   ierr = CeedSetBackendFunction(ceed, "Ceed", ceed, "QFunctionCreate",
39e15f9bd0SJeremy L Thompson                                 CeedQFunctionCreate_Hip_gen); CeedChkBackend(ierr);
407d8d0e25Snbeams   ierr = CeedSetBackendFunction(ceed, "Ceed", ceed, "OperatorCreate",
41e15f9bd0SJeremy L Thompson                                 CeedOperatorCreate_Hip_gen); CeedChkBackend(ierr);
427d8d0e25Snbeams   ierr = CeedSetBackendFunction(ceed, "Ceed", ceed, "Destroy",
43e15f9bd0SJeremy L Thompson                                 CeedDestroy_Hip); CeedChkBackend(ierr);
44e15f9bd0SJeremy L Thompson   return CEED_ERROR_SUCCESS;
457d8d0e25Snbeams }
467d8d0e25Snbeams 
477d8d0e25Snbeams //------------------------------------------------------------------------------
487d8d0e25Snbeams // Register backend
497d8d0e25Snbeams //------------------------------------------------------------------------------
501d013790SJed Brown CEED_INTERN int CeedRegister_Hip_Gen(void) {
511d013790SJed Brown   return CeedRegister("/gpu/hip/gen", CeedInit_Hip_gen, 20);
527d8d0e25Snbeams }
537d8d0e25Snbeams //------------------------------------------------------------------------------
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