Handle csv output when the command is not based on the device

Fix the error only one csv line can be printed out when output
is not based on device.

Change-Id: Idacc5d98acc223e932fb3d46c888bfa04778b73c

python_smi_tools/rocm_smi.py

@@ -112,19 +112,10 @@ def formatCsv(deviceList):
     if outputType == 'system':
         jsonobj = json.loads(jsondata)
         keylist = header
-        for record in jsonobj:
-            my_string += str(record)
-            for key in keylist:
-                if key == 'system':
-                    tempstr = str(jsonobj[record])
-                    tempstr = tempstr[tempstr.find('\'')+1:]
-                    tempstr = tempstr[:tempstr.find('\'')]
-                    # Force output device type to 'system'
-                    my_string += ',%s\nsystem,%s' % (tempstr, jsonobj[record][tempstr])
-            my_string += '\n'
-        # Force output device type to 'system'
-        if my_string.startswith('system'):
-            my_string = 'device' + my_string[6:]
+        for record in jsonobj['system']:
+            my_string += "\"%s\", \"%s\"\n" % (record, jsonobj['system'][record])
+        # add header
+        my_string = "name, value\n" + my_string
         return my_string
     headerkeys = []
     # Separate device-specific information from system-level information