[SWDEV-541675] Remove Unnecessary API from amdsmi.h (#530)

Signed-off-by: josnarlo <Joseph.Narlo@amd.com>

include/amd_smi/amdsmi.h

@@ -4177,21 +4177,6 @@ amdsmi_status_t amdsmi_set_gpu_clk_limit(amdsmi_processor_handle processor_handl
                                          amdsmi_clk_limit_type_t limit_type,
                                          uint64_t clk_value);
 
-/**
- *  @brief Frees heap memory allocated by reg_table and pm_metrics
- *
- *  @ingroup tagClkPowerPerfQuery
- *
- *  @platform{gpu_bm_linux}
- *
- *  @details Frees heap memory.
- *
- *  @param[in] p a pointer to the memory to free.
- *
- *  @return ::void
- */
-void amdsmi_free_name_value_pairs(void *p);
-
 /**
  *  @brief This function sets the clock frequency information. It is not supported on
  *  virtual machine guest

include/amd_smi/impl/amd_smi_utils.h

@@ -42,6 +42,10 @@
       return AMDSMI_STATUS_BUSY; \
     }
 
+extern "C" {
+    void amdsmi_free_name_value_pairs(void *p);
+}
+
 amdsmi_status_t smi_amdgpu_find_hwmon_dir(amd::smi::AMDSmiGPUDevice* device, std::string* full_path);
 amdsmi_status_t smi_amdgpu_get_board_info(amd::smi::AMDSmiGPUDevice* device, amdsmi_board_info_t *info);
 amdsmi_status_t smi_amdgpu_get_power_cap(amd::smi::AMDSmiGPUDevice* device, int *cap);