psblas3/cuda/impl/psb_d_cuda_hybg_scal.F90

!                Parallel Sparse BLAS   GPU plugin 
!      (C) Copyright 2013
!  
!                         Salvatore Filippone
!                         Alessandro Fanfarillo
!   
!    Redistribution and use in source and binary forms, with or without
!    modification, are permitted provided that the following conditions
!    are met:
!      1. Redistributions of source code must retain the above copyright
!         notice, this list of conditions and the following disclaimer.
!      2. Redistributions in binary form must reproduce the above copyright
!         notice, this list of conditions, and the following disclaimer in the
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!      3. The name of the PSBLAS group or the names of its contributors may
!         not be used to endorse or promote products derived from this
!         software without specific written permission.
!   
!    THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
!    ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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!   
#if CUDA_SHORT_VERSION <= 10 
  
subroutine psb_d_cuda_hybg_scal(d,a,info,side) 
  
  use psb_base_mod
  use cusparse_mod
  use psb_d_cuda_hybg_mat_mod, psb_protect_name => psb_d_cuda_hybg_scal
  implicit none 
  class(psb_d_cuda_hybg_sparse_mat), intent(inout) :: a
  real(psb_dpk_), intent(in)      :: d(:)
  integer(psb_ipk_), intent(out)  :: info
  character, intent(in), optional :: side


  Integer(Psb_ipk_)  :: err_act,mnm, i, j, m,n,nz
  character(len=20)  :: name='scal'
  logical, parameter :: debug=.false.

  info  = psb_success_
  call psb_erractionsave(err_act)

  if (a%is_unit()) then 
    call a%make_nonunit()
  end if

  call a%psb_d_csr_sparse_mat%scal(d,info,side=side)
  if (info /= 0) goto 9999
  
  call a%to_gpu(info)
  if (info /= 0) goto 9999

  call psb_erractionrestore(err_act)
  return

9999 call psb_error_handler(err_act)

  return

end subroutine psb_d_cuda_hybg_scal
#endif