Explicitly check for subgroup support instead of CL version

2021-04-22 12:54:13 -04:00
parent 0f1f49afa7
commit 0632922a9b
6 changed files with 6 additions and 6 deletions
--- a/lib/gpu/lal_base_ellipsoid.cpp
+++ b/lib/gpu/lal_base_ellipsoid.cpp
@ -554,7 +554,7 @@ void BaseEllipsoidT::compile_kernels(UCL_Device &dev,
  _compiled=true;

  #if defined(USE_OPENCL) && (defined(CL_VERSION_2_1) || defined(CL_VERSION_3_0))
-  if (dev.cl_device_version() >= 210) {
+  if (dev.has_subgroup_support()) {
    size_t mx_subgroup_sz = k_lj_fast.max_subgroup_size(_block_size);
    mx_subgroup_sz = std::min(mx_subgroup_sz, k_ellipsoid.max_subgroup_size(_block_size));
    mx_subgroup_sz = std::min(mx_subgroup_sz, k_sphere_ellipsoid.max_subgroup_size(_block_size));