simplify

Signed-off-by: Kyle Sayers <kylesayrs@gmail.com>

Author: kylesayrs

src/llmcompressor/modifiers/quantization/calibration.py

@@ -81,33 +81,17 @@ def call_observer(
         base_name is "weight", then the module's weight tensor will be used
     """
     with align_module_device(module):
-        if base_name == "weight":
-            value = module.weight
-            g_idx = getattr(module, "weight_g_idx", None)
-        elif value is not None:
-            g_idx = None
-        else:
-            raise ValueError(
-                "Must provide a value to observe if not using weight observer"
-            )
-
+        value = module.weight if base_name == "weight" else value
         observer: Observer = getattr(module, f"{base_name}_observer")
 
         if should_calculate_gparam:
             global_scale = observer.get_global_scale(value)
             update_offload_parameter(module, f"{base_name}_global_scale", global_scale)
-        else:
-            global_scale = getattr(module, f"{base_name}_global_scale", None)
 
         if should_calculate_qparams:
-            updated_scale, updated_zero_point = observer(
-                value, g_idx=g_idx, global_scale=global_scale
-            )
-            # register or update scale & zero_point parameters (supports block shapes)
-            scale_name = f"{base_name}_scale"
-            zp_name = f"{base_name}_zero_point"
-            update_offload_parameter(module, scale_name, updated_scale)
-            update_offload_parameter(module, zp_name, updated_zero_point)
+            scale, zero_point = observer(value)
+            update_offload_parameter(module, f"{base_name}_scale", scale)
+            update_offload_parameter(module, f"{base_name}_zero_point", zero_point)
 
 
 def update_weight_global_scale(module: Module):