SWDEV-455131 - Updated process APIs

- Removed amdsmi_get_gpu_process_info from python API
  - Updated documentation
  - Aligned process --json output format to unit & value format

Signed-off-by: Maisam Arif <maisarif@amd.com>
Change-Id: I82bba1b6df71020b4a5995ff63b9aa62611ce4fe

amdsmi_cli/amdsmi_commands.py

@@ -2576,28 +2576,38 @@ class AMDSMICommands():
             raise e
 
         filtered_process_values = []
-        for process in process_list:
-            try:
-                process_info = amdsmi_interface.amdsmi_get_gpu_process_info(args.gpu, process)
-            except amdsmi_exception.AmdSmiLibraryException as e:
-                process_info = "N/A"
-                logging.debug("Failed to get process info for process %s on gpu %s | %s", process, gpu_id, e.get_error_info())
-                filtered_process_values.append({'process_info': process_info})
-                continue
-
+        for process_info in process_list:
             process_info['mem_usage'] = process_info.pop('mem')
             process_info['usage'] = process_info.pop('engine_usage')
 
+            engine_usage_unit = "ns"
+            memory_usage_unit = "B"
+
             if self.logger.is_human_readable_format():
                 process_info['mem_usage'] = self.helpers.convert_bytes_to_readable(process_info['mem_usage'])
 
-                engine_usage_unit = "ns"
                 for usage_metric in process_info['usage']:
                     process_info['usage'][usage_metric] = f"{process_info['usage'][usage_metric]} {engine_usage_unit}"
 
                 for usage_metric in process_info['memory_usage']:
                     process_info['memory_usage'][usage_metric] = self.helpers.convert_bytes_to_readable(process_info['memory_usage'][usage_metric])
+            elif self.logger.is_json_format():
+                process_info['mem_usage'] = {"value" : process_info['mem_usage'],
+                                             "unit" : memory_usage_unit}
 
+                for usage_metric in process_info['usage']:
+                    process_info['usage'][usage_metric] = {"value" : process_info['usage'][usage_metric],
+                                                           "unit" : engine_usage_unit}
+
+                for usage_metric in process_info['memory_usage']:
+                    process_info['memory_usage'][usage_metric] = {"value" : process_info['memory_usage'][usage_metric],
+                                                                  "unit" : memory_usage_unit}
+
+            filtered_process_values.append({'process_info': process_info})
+
+        if not filtered_process_values:
+            process_info = "N/A"
+            logging.debug("Failed to detect any process on gpu %s", gpu_id)
             filtered_process_values.append({'process_info': process_info})
 
         # Arguments will filter the populated processes
@@ -2641,7 +2651,7 @@ class AMDSMICommands():
         # Convert and store output by pid for csv format
         if self.logger.is_csv_format():
             # Check for empty list first
-            if filtered_process_values == []:
+            if not filtered_process_values:
                 self.logger.store_output(args.gpu, 'process_info', 'No running processes detected')
             else:
                 for process_info in filtered_process_values:
@@ -2660,7 +2670,7 @@ class AMDSMICommands():
                 self.logger.store_output(args.gpu, 'timestamp', int(time.time()))
 
             # Store values in logger.output
-            if filtered_process_values == []:
+            if not filtered_process_values:
                 self.logger.store_output(args.gpu, 'process_info', 'No running processes detected')
             else:
                 for process_info in filtered_process_values: