fp16 ocl support for more layers

Signed-off-by: Li Peng <peng.li@intel.com>

modules/dnn/src/layers/reorg_layer.cpp

@@ -96,9 +96,10 @@ public:
         std::vector<UMat> inputs;
         std::vector<UMat> outputs;
 
+        bool use_half = (inps.depth() == CV_16S);
         inps.getUMatVector(inputs);
         outs.getUMatVector(outputs);
-        String buildopt = String("-DDtype=") + ocl::typeToStr(inputs[0].type()) + String(" ");
+        String buildopt= format("-DDtype=%s ", use_half ? "half" : "float");
 
         for (size_t i = 0; i < inputs.size(); i++)
         {
@@ -134,7 +135,7 @@ public:
         CV_TRACE_FUNCTION();
         CV_TRACE_ARG_VALUE(name, "name", name.c_str());
 
-        CV_OCL_RUN((preferableTarget == DNN_TARGET_OPENCL) &&
+        CV_OCL_RUN(IS_DNN_OPENCL_TARGET(preferableTarget) &&
                    OCL_PERFORMANCE_CHECK(ocl::Device::getDefault().isIntel()),
                    forward_ocl(inputs_arr, outputs_arr, internals_arr))