#elif GMX_GPU_OPENCL
const gmx::FftBackend backend = gmx::FftBackend::Ocl;
#elif GMX_GPU_SYCL
+# if GMX_SYCL_HIPSYCL
+ const gmx::FftBackend backend = gmx::FftBackend::SyclRocfft;
+# else
const gmx::FftBackend backend = gmx::FftBackend::Sycl;
+# endif
#else
GMX_RELEASE_ASSERT(false, "Unknown GPU backend");
const gmx::FftBackend backend = gmx::FftBackend::Count;