Use ROCMSetupVersion only when ROCM is found

Change-Id: I2d76762aaa6c89b2ba956dcb62b3f79f6208a365

opencl/CMakeLists.txt

@@ -75,9 +75,13 @@ get_target_property(OPENCL_LIB_VERSION_MAJOR OpenCL SOVERSION)
 get_target_property(OPENCL_LIB_VERSION_STRING OpenCL VERSION)
 
 find_package(ROCM QUIET CONFIG PATHS /opt/rocm)
-include(ROCMSetupVersion)
 
-rocm_setup_version( VERSION "2.0.0" )
+if(ROCM_FOUND)
+  include(ROCMSetupVersion)
+  rocm_setup_version( VERSION "2.0.0" )
+else()
+  set(PROJECT_VERSION "2.0.0")
+endif()
 
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