omit redundant api

df_datalink_sp/src/system_monitor.h

@@ -141,18 +141,6 @@ typedef struct __attribute__((packed))
 	uint8_t dummy;
 } HWSTATE;
 
-typedef struct
-{
-	// Link layer log
-	LINKLOG linkLog;
-
-	// Physical layer log
-	PHYLOG phyLog;
-
-	// Hardware status
-	HWSTATE hwState;
-} SYSLOG;
-
 typedef struct
 {
 	uint32_t dataId;
@@ -177,6 +165,4 @@ void SysMonitor_GetLinklayerLog(LINKLOG *log);
 void SysMonitor_GetPhysicalLayerLog(PHYLOG *log);
 void SysMonitor_GetHardwareStatus(HWSTATE *state);
 
-void SysMonitor_GetSyslog(SYSLOG *log);
-
 #endif //__SYSTEM_MONITOR_H_