NPU Adaption for Sanna

Author: J石页

src/diffusers/models/attention_processor.py

@@ -527,11 +527,6 @@ def set_processor(self, processor: "AttnProcessor") -> None:
             processor (`AttnProcessor`):
                 The attention processor to use.
         """
-        # Set AttnProcessor to NPU if available
-        if is_torch_npu_available():
-            if isinstance(processor, AttnProcessor2_0):
-                processor = AttnProcessorNPU()
-
         # if current processor is in `self._modules` and if passed `processor` is not, we need to
         # pop `processor` from `self._modules`
         if (