Fallback to junction temperature and socket power

If the card does not have edge temperature, fallback to junction
temperature. If the card only have socket power, then use socket
power instead.

Change-Id: I053a67a89cf3b29a34e82123f522c08d7dd68916


[ROCm/rdc commit: 5cfe2b4169]

projects/rdc/python_binding/rdc_prometheus.py

@@ -85,7 +85,7 @@ def get_field_ids(args):
 
     if len(field_id_str)> 0 :
         for f in field_id_str:
-            field_id = rdc.get_field_id_from_name(f)
+            field_id = rdc.get_field_id_from_name(str.encode(f))
             if field_id.value == rdc_field_t.RDC_FI_INVALID:
                 print("Invalid field '%s' will be ignored." % (f))
             else: