device_wall.F90

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! Copyright (c) 2021-2022, The Neko Authors
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module device_wall
  use utils, only : neko_error
  use, intrinsic :: iso_c_binding, only : c_ptr, c_int
  private
 
#ifdef HAVE_HIP
  interface
     subroutine hip_no_slip_wall_apply_scalar(msk, x, m) &
          bind(c, name='hip_no_slip_wall_apply_scalar')
       use, intrinsic :: iso_c_binding
       implicit none
       integer(c_int) :: m
       type(c_ptr), value :: msk, x
     end subroutine hip_no_slip_wall_apply_scalar
  end interface
 
  interface
     subroutine hip_no_slip_wall_apply_vector(msk, x, y, z, m) &
          bind(c, name='hip_no_slip_wall_apply_vector')
       use, intrinsic :: iso_c_binding
       implicit none
       integer(c_int) :: m
       type(c_ptr), value :: msk, x, y, z
     end subroutine hip_no_slip_wall_apply_vector
  end interface
#elif HAVE_CUDA
  interface
     subroutine cuda_no_slip_wall_apply_scalar(msk, x, m) &
          bind(c, name='cuda_no_slip_wall_apply_scalar')
       use, intrinsic :: iso_c_binding
       implicit none
       integer(c_int) :: m
       type(c_ptr), value :: msk, x
     end subroutine cuda_no_slip_wall_apply_scalar
  end interface
 
  interface
     subroutine cuda_no_slip_wall_apply_vector(msk, x, y, z, m) &
          bind(c, name='cuda_no_slip_wall_apply_vector')
       use, intrinsic :: iso_c_binding
       implicit none
       integer(c_int) :: m
       type(c_ptr), value :: msk, x, y, z
     end subroutine cuda_no_slip_wall_apply_vector
  end interface
#elif HAVE_OPENCL
  interface
     subroutine opencl_no_slip_wall_apply_scalar(msk, x, m) &
          bind(c, name='opencl_no_slip_wall_apply_scalar')
       use, intrinsic :: iso_c_binding
       implicit none
       integer(c_int) :: m
       type(c_ptr), value :: msk, x
     end subroutine opencl_no_slip_wall_apply_scalar
  end interface
 
  interface
     subroutine opencl_no_slip_wall_apply_vector(msk, x, y, z, m) &
          bind(c, name='opencl_no_slip_wall_apply_vector')
       use, intrinsic :: iso_c_binding
       implicit none
       integer(c_int) :: m
       type(c_ptr), value :: msk, x, y, z
     end subroutine opencl_no_slip_wall_apply_vector
  end interface
#endif
 
  public :: device_no_slip_wall_apply_scalar, device_no_slip_wall_apply_vector
 
contains
 
  subroutine device_no_slip_wall_apply_scalar(msk, x, m)
    integer, intent(in) :: m
    type(c_ptr) :: msk, x
 
#ifdef HAVE_HIP
    call hip_no_slip_wall_apply_scalar(msk, x, m)
#elif HAVE_CUDA
    call cuda_no_slip_wall_apply_scalar(msk, x, m)
#elif HAVE_OPENCL
    call opencl_no_slip_wall_apply_scalar(msk, x, m)
#else
    call neko_error('No device backend configured')
#endif
 
  end subroutine device_no_slip_wall_apply_scalar
 
  subroutine device_no_slip_wall_apply_vector(msk, x, y, z, m)
    integer, intent(in) :: m
    type(c_ptr) :: msk, x, y, z
 
#ifdef HAVE_HIP
    call hip_no_slip_wall_apply_vector(msk, x, y, z, m)
#elif HAVE_CUDA
    call cuda_no_slip_wall_apply_vector(msk, x, y, z, m)
#elif HAVE_OPENCL
    call opencl_no_slip_wall_apply_vector(msk, x, y, z, m)
#else
    call neko_error('No device backend configured')
#endif
 
  end subroutine device_no_slip_wall_apply_vector
 
end module device_wall