xref: /libCEED/rust/libceed-sys/c-src/backends/magma/ceed-magma.c (revision 00fb7a044a7fd1c8bfdb0605078b0c7ba7a4ad58)
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.
382b77998SStan Tomov //
43d8e8822SJeremy L Thompson // SPDX-License-Identifier: BSD-2-Clause
582b77998SStan Tomov //
63d8e8822SJeremy L Thompson // This file is part of CEED:  http://github.com/ceed
782b77998SStan Tomov 
838612b08SStan Tomov #include "ceed-magma.h"
952d6035fSJeremy L Thompson 
1049aac155SJeremy L Thompson #include <ceed.h>
112b730f8bSJeremy L Thompson #include <ceed/backend.h>
122b730f8bSJeremy L Thompson #include <stdlib.h>
132b730f8bSJeremy L Thompson #include <string.h>
142b730f8bSJeremy L Thompson 
15*00fb7a04SSebastian Grimberg #include "ceed-magma-common.h"
16e0582403Sabdelfattah83 
17*00fb7a04SSebastian Grimberg //------------------------------------------------------------------------------
18*00fb7a04SSebastian Grimberg // Backend Init
19*00fb7a04SSebastian Grimberg //------------------------------------------------------------------------------
2082b77998SStan Tomov static int CeedInit_Magma(const char *resource, Ceed ceed) {
216dbfb411Snbeams   const int nrc = 14;  // number of characters in resource
226574a04fSJeremy L Thompson   CeedCheck(!strncmp(resource, "/gpu/cuda/magma", nrc) || !strncmp(resource, "/gpu/hip/magma", nrc), ceed, CEED_ERROR_BACKEND,
236574a04fSJeremy L Thompson             "Magma backend cannot use resource: %s", resource);
247f5b9731SStan Tomov 
25e0582403Sabdelfattah83   Ceed_Magma *data;
2658549094SSebastian Grimberg   CeedCallBackend(CeedCalloc(1, &data));
272b730f8bSJeremy L Thompson   CeedCallBackend(CeedSetData(ceed, data));
28*00fb7a04SSebastian Grimberg   CeedCallBackend(CeedInit_Magma_common(ceed, resource));
29e0582403Sabdelfattah83 
3058549094SSebastian Grimberg   // Create reference Ceed that implementation will be dispatched through unless overridden
3158549094SSebastian Grimberg   Ceed ceed_ref;
32e5f091ebSnbeams #ifdef CEED_MAGMA_USE_HIP
3358549094SSebastian Grimberg   CeedCallBackend(CeedInit("/gpu/hip/ref", &ceed_ref));
346dbfb411Snbeams #else
3558549094SSebastian Grimberg   CeedCallBackend(CeedInit("/gpu/cuda/ref", &ceed_ref));
366dbfb411Snbeams #endif
3758549094SSebastian Grimberg   CeedCallBackend(CeedSetDelegate(ceed, ceed_ref));
386dbfb411Snbeams 
392b730f8bSJeremy L Thompson   CeedCallBackend(CeedSetBackendFunction(ceed, "Ceed", ceed, "BasisCreateTensorH1", CeedBasisCreateTensorH1_Magma));
402b730f8bSJeremy L Thompson   CeedCallBackend(CeedSetBackendFunction(ceed, "Ceed", ceed, "BasisCreateH1", CeedBasisCreateH1_Magma));
412b730f8bSJeremy L Thompson   CeedCallBackend(CeedSetBackendFunction(ceed, "Ceed", ceed, "Destroy", CeedDestroy_Magma));
4258549094SSebastian Grimberg 
43e15f9bd0SJeremy L Thompson   return CEED_ERROR_SUCCESS;
4482b77998SStan Tomov }
4582b77998SStan Tomov 
46*00fb7a04SSebastian Grimberg //------------------------------------------------------------------------------
47*00fb7a04SSebastian Grimberg // Backend Register
48*00fb7a04SSebastian Grimberg //------------------------------------------------------------------------------
491d013790SJed Brown CEED_INTERN int CeedRegister_Magma(void) {
50e5f091ebSnbeams #ifdef CEED_MAGMA_USE_HIP
511d013790SJed Brown   return CeedRegister("/gpu/hip/magma", CeedInit_Magma, 120);
52adb2481bSnbeams #else
531d013790SJed Brown   return CeedRegister("/gpu/cuda/magma", CeedInit_Magma, 120);
54adb2481bSnbeams #endif
5582b77998SStan Tomov }
56*00fb7a04SSebastian Grimberg 
57*00fb7a04SSebastian Grimberg //------------------------------------------------------------------------------
58