Issue/636 - Fix metax compile error of fp8 with maca (#639)

* issue/636 - add support for fp8 with maca sdk

* issue/636 - add functional header to support Fn

* issue/636 - format code with clang

src/infiniop/devices/metax/metax_common.h

@@ -10,6 +10,7 @@
 #include <hcblas/hcblas.h>
 #include <hcdnn/hcdnn.h>
 #endif
+#include <functional>
 #include <memory>
 
 #define CHECK_MCBLAS(API) CHECK_INTERNAL(API, HCBLAS_STATUS_SUCCESS)

src/infiniop/devices/metax/metax_ht2mc.h

@@ -5,6 +5,7 @@
 #define hcdnnDataType_t mcdnnDataType_t
 #define hpcc_bfloat16 maca_bfloat16
 #define hpcc_bfloat162 maca_bfloat162
+#define __hpcc_fp8_e4m3 __maca_fp8_e4m3
 #define __hpcc_bfloat16 __maca_bfloat16
 #define __hpcc_bfloat16 __maca_bfloat16
 #define hcError_t mcError_t

src/infiniop/devices/metax/metax_kernel_common.h

 #define INFINIOP_METAX_KERNEL __global__ void
 
+#ifdef ENABLE_METAX_MC_API
+#include <maca_fp8.h>
+#else
 #include <hpcc_fp8.h>
+#endif
 
 // Posible maximum number of threads per block for METAX architectures
 // Used for picking correct kernel launch configuration