[SWDEV-462952] Options enabled for GPU passthrough scenarios

Added Dynamic Passthrough detection

Signed-off-by: Pham, Gabriel <Gabriel.Pham@amd.com>
Signed-off-by: Arif, Maisam <Maisam.Arif@amd.com>
Co-authored-by: Arif, Maisam <Maisam.Arif@amd.com>

amdsmi_cli/amdsmi_helpers.py

@@ -57,6 +57,7 @@ class AMDSMIHelpers():
         self._is_windows = False
         self._count_of_sets_called = 0
 
+        # Check if the system is a virtual OS
         if self.operating_system.startswith("Linux"):
             self._is_linux = True
             logging.debug(f"AMDSMIHelpers: Platform is linux:{self._is_linux}")
@@ -70,14 +71,27 @@ class AMDSMIHelpers():
 
             self._is_baremetal = not self._is_virtual_os
 
-            # Check for passthrough system filtering by device id
+        if self._is_virtual_os:
+            #If hard coded passthrough device ids exist on Virtual OS,
+            #   then it is a passthrough system
             output = self.get_pci_device_ids()
             passthrough_device_ids = ["7460", "73c8", "74a0", "74a1", "74a2"]
             if any(('0x' + device_id) in output for device_id in passthrough_device_ids):
-                if self._is_virtual_os:
-                    self._is_baremetal = True
-                    self._is_virtual_os = False
-                    self._is_passthrough = True
+                self._is_baremetal = True
+                self._is_virtual_os = False
+                self._is_passthrough = True
+
+            # Check for passthrough system dynamically via drm querying id_flags
+            if self.is_amdgpu_initialized() and not self._is_passthrough:
+                device_handles = amdsmi_interface.amdsmi_get_processor_handles()
+                for dev in device_handles:
+                    passthrough_info = amdsmi_interface.amdsmi_get_gpu_passthrough_info(dev)
+                    # isolate the relevant bits and then shift them over to get the correct values
+                    ids_flags = (passthrough_info['ids_flags'] & amdsmi_interface.AmdSmiPassthroughInfoFlags.MASK) >> amdsmi_interface.AmdSmiPassthroughInfoFlags.SHIFT
+                    if ids_flags & amdsmi_interface.AmdSmiPassthroughInfoFlags.PT == 0x2:
+                        self._is_baremetal = True
+                        self._is_virtual_os = False
+                        self._is_passthrough = True
 
     def increment_set_count(self):
         self._count_of_sets_called += 1
@@ -693,7 +707,7 @@ class AMDSMIHelpers():
                     accelerator_partition_profiles['profile_indices'].append(str(profile['profiles'][p]['profile_index']))
                     accelerator_partition_profiles['profile_types'].append(profile['profiles'][p]['profile_type'])
                     accelerator_partition_profiles['memory_caps'].append(profile['profiles'][p]['memory_caps'])
-                break # Only need to get the profiles for one device    
+                break # Only need to get the profiles for one device
             except amdsmi_interface.AmdSmiLibraryException as e:
                 break
         return accelerator_partition_profiles