use dnnl for intel only

Author: luoyu-intel

ggml/src/CMakeLists.txt

@@ -551,7 +551,11 @@ if (GGML_SYCL)
 
     find_package(DNNL)
     message("-- DNNL found:"${DNNL_FOUND})
-    add_compile_definitions(GGML_SYCL_DNNL=${DNNL_FOUND})
+    if (GGML_SYCL_TARGET STREQUAL "INTEL")
+        add_compile_definitions(GGML_SYCL_DNNL=${DNNL_FOUND})
+    else()
+        add_compile_definitions(GGML_SYCL_DNNL=0)
+    endif()
     if (WIN32)
         find_package(IntelSYCL REQUIRED)
         find_package(MKL REQUIRED)