xref: /libCEED/rust/libceed-sys/c-src/backends/magma/ceed-magma-det.c (revision 58549094d8a305d0f4b066b44680cf34cff212e7)
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.h>
9 #include <ceed/backend.h>
10 #include <stdlib.h>
11 #include <string.h>
12 
13 #include "ceed-magma.h"
14 
15 static int CeedInit_Magma_Det(const char *resource, Ceed ceed) {
16   const int nrc = 18;  // number of characters in resource
17   CeedCheck(!strncmp(resource, "/gpu/cuda/magma/det", nrc) || !strncmp(resource, "/gpu/hip/magma/det", nrc), ceed, CEED_ERROR_BACKEND,
18             "Magma backend cannot use resource: %s", resource);
19   CeedCallBackend(CeedSetDeterministic(ceed, true));
20 
21   Ceed_Magma *data;
22   CeedCallBackend(CeedCalloc(1, &data));
23   CeedCallBackend(CeedSetData(ceed, data));
24 
25   // Create reference Ceed that implementation will be dispatched through
26   Ceed ceed_ref;
27 #ifdef CEED_MAGMA_USE_HIP
28   CeedCallBackend(CeedInit("/gpu/hip/magma", &ceed_ref));
29 #else
30   CeedCallBackend(CeedInit("/gpu/cuda/magma", &ceed_ref));
31 #endif
32   CeedCallBackend(CeedSetDelegate(ceed, ceed_ref));
33 
34   return CEED_ERROR_SUCCESS;
35 }
36 
37 CEED_INTERN int CeedRegister_Magma_Det(void) {
38 #ifdef CEED_MAGMA_USE_HIP
39   return CeedRegister("/gpu/hip/magma/det", CeedInit_Magma_Det, 125);
40 #else
41   return CeedRegister("/gpu/cuda/magma/det", CeedInit_Magma_Det, 125);
42 #endif
43 }
44