SWDEV-301667 - Early return if src == dst for 1D copy

Change-Id: Icaa334c6579bb5e70e92347f8bc37edcf5adf796

hipamd/src/hip_memory.cpp

@@ -308,6 +308,7 @@ hipError_t ihipMemcpy_validate(void* dst, const void* src, size_t sizeBytes,
   if (dst == nullptr || src == nullptr) {
     return hipErrorInvalidValue;
   }
+
   size_t sOffset = 0;
   amd::Memory* srcMemory = getMemoryObject(src, sOffset);
   size_t dOffset = 0;
@@ -421,6 +422,9 @@ hipError_t ihipMemcpy(void* dst, const void* src, size_t sizeBytes, hipMemcpyKin
   if (status != hipSuccess) {
     return status;
   }
+  if (src == dst && kind == hipMemcpyDefault) {
+    return hipSuccess;
+  }
   size_t sOffset = 0;
   amd::Memory* srcMemory = getMemoryObject(src, sOffset);
   size_t dOffset = 0;