[SWDEV-492739] Partial fix for sclk min/max out of bounds

Signed-off-by: gabrpham <Gabriel.Pham@amd.com>
Change-Id: I1f0230955c890c11a735c8cb352c8a9ee4cebe27


[ROCm/amdsmi commit: 2273d95a6c]

projects/amdsmi/amdsmi_cli/amdsmi_commands.py

@@ -4030,16 +4030,47 @@ class AMDSMICommands():
                     raise ValueError(f"Unable to set XGMI policy to {args.xgmi_plpd} on {gpu_string}") from e
                 self.logger.store_output(args.gpu, 'xgmiplpd', f"Successfully set per-link power down policy to id {args.xgmi_plpd}")
             if isinstance(args.clk_limit, tuple):
+                clk_type = args.clk_limit.clk_type
+                lim_type = args.clk_limit.lim_type
+                val = args.clk_limit.val
+                val_changed = True # Assume Clock limit value is changed
+
+                # Validate the value against the extremum
                 try:
-                    clk_type = args.clk_limit.clk_type
-                    lim_type = args.clk_limit.lim_type
-                    val = args.clk_limit.val
-                    amdsmi_interface.amdsmi_set_gpu_clk_limit(args.gpu, clk_type, lim_type, val)
+                    # Parser only allows two options sclk or mclk
+                    if clk_type == "sclk":
+                        amdsmi_clk_type =  amdsmi_interface.AmdSmiClkType.GFX
+                    elif clk_type == "mclk":
+                        amdsmi_clk_type =  amdsmi_interface.AmdSmiClkType.MEM
+                    clk_tuple = amdsmi_interface.amdsmi_get_clock_info(args.gpu, amdsmi_clk_type)
+
+                    if lim_type == "min":
+                        if val > clk_tuple['max_clk']:
+                            raise IndexError("cannot set min value greater than max")
+                        if val == clk_tuple['min_clk']:
+                            val_changed = False # Clock limit value did not changed
+
+                    if lim_type == "max":
+                        if val < clk_tuple['min_clk']:
+                            raise IndexError("cannot set max value less than min")
+                        if val == clk_tuple['max_clk']:
+                            val_changed = False # Clock limit value did not changed
+                except amdsmi_exception.AmdSmiLibraryException as e:
+                    logging.debug("Failed to get clock extremum info for gpu %s | %s", gpu_id, e.get_error_info())
+
+                # Set the value
+                try:
+                    if val_changed:
+                        amdsmi_interface.amdsmi_set_gpu_clk_limit(args.gpu, clk_type, lim_type, val)
                 except amdsmi_exception.AmdSmiLibraryException as e:
                     if e.get_error_code() == amdsmi_interface.amdsmi_wrapper.AMDSMI_STATUS_NO_PERM:
                         raise PermissionError('Command requires elevation') from e
                     raise ValueError(f"Unable to set {args.clk_limit.lim_type} of {args.clk_limit.clk_type} to {args.clk_limit.val} on {gpu_string}") from e
-                self.logger.store_output(args.gpu, 'clk_limit', f"Successfully changed {args.clk_limit.lim_type} of {args.clk_limit.clk_type} to {args.clk_limit.val}")
+
+                if val_changed:
+                    self.logger.store_output(args.gpu, 'clk_limit', f"Successfully changed {args.clk_limit.lim_type} of {args.clk_limit.clk_type} to {args.clk_limit.val}")
+                else:
+                    self.logger.store_output(args.gpu, 'clk_limit', f"Clock limit is already set to {args.clk_limit.val}")
 
         if isinstance(args.process_isolation, int):
             status_string = "Enabled" if args.process_isolation else "Disabled"

projects/amdsmi/amdsmi_cli/amdsmi_parser.py

@@ -187,11 +187,19 @@ class AMDSMIParser(argparse.ArgumentParser):
                 valid_clk_types = ('sclk', 'mclk')
                 valid_lim_types = ('min', 'max')
                 clk_type, lim_type, val = values
+
+                # Check if the sclk and mclk parameters are valid
                 if clk_type not in valid_clk_types:
-                    raise amdsmi_cli_exceptions.AmdSmiInvalidParameterValueException(clk_type, output_format)
+                    raise amdsmi_cli_exceptions.AmdSmiInvalidParameterException(clk_type, output_format)
                 if lim_type not in valid_lim_types:
-                    raise amdsmi_cli_exceptions.AmdSmiInvalidParameterValueException(lim_type, output_format)
+                    raise amdsmi_cli_exceptions.AmdSmiInvalidParameterException(lim_type, output_format)
+
+                # Check if the val is a valid integer value
+                if not val.isdigit():
+                    raise amdsmi_cli_exceptions.AmdSmiInvalidParameterValueException(val, output_format)
                 val = int(val)
+                if val < 0:
+                    raise amdsmi_cli_exceptions.AmdSmiInvalidParameterValueException(val, output_format)
                 clk_limit_args = collections.namedtuple('clk_limit_args', ['clk_type', 'lim_type', 'val'])
                 setattr(namespace, self.dest, clk_limit_args(clk_type, lim_type, val))
         return AMDSMILimitArgs