Fixed firmware version from int to hex

Signed-off-by: Maisam Arif <maisarif@amd.com>
Change-Id: Ie09c5b14f108f1eb5c3fd60fe37fb731173a9478

py-interface/README.md

@@ -576,7 +576,7 @@ try:
             firmware_list = amdsmi_get_fw_info(device)['fw_list']
             for firmware_block in firmware_list:
                 print(firmware_block['fw_name'])
-                print(firmware_block['fw_version'])
+                print(firmware_block['fw_version']) # String formated hex version ie: 21.00.00.AC
 except AmdSmiException as e:
     print(e)
 ```

py-interface/amdsmi_interface.py

@@ -1365,11 +1365,14 @@ def amdsmi_get_fw_info(
     fw_info = amdsmi_wrapper.amdsmi_fw_info_t()
     _check_res(amdsmi_wrapper.amdsmi_get_fw_info(
         processor_handle, ctypes.byref(fw_info)))
-    firmwares = list()
+
+    firmwares = []
     for i in range(0, fw_info.num_fw_info):
+        fw_version = hex(fw_info.fw_info_list[i].fw_version)
+        fw_version_string = ".".join(re.findall('..?', fw_version[2:]))
         firmwares.append({
             'fw_name': AmdSmiFwBlock(fw_info.fw_info_list[i].fw_id),
-            'fw_version':  fw_info.fw_info_list[i].fw_version,
+            'fw_version': fw_version_string.upper(),
         })
     return {
         'fw_list': firmwares