Fix some potential issues with the previous commits.

comfy/model_management.py

@@ -688,6 +688,9 @@ def text_encoder_initial_device(load_device, offload_device, model_size=0):
     if load_device == offload_device or model_size <= 1024 * 1024 * 1024:
         return offload_device
 
+    if is_device_mps(load_device):
+        return offload_device
+
     mem_l = get_free_memory(load_device)
     mem_o = get_free_memory(offload_device)
     if mem_l > (mem_o * 0.5) and model_size * 1.2 < mem_l:

comfy/sd.py

@@ -79,6 +79,9 @@ class CLIP:
         for dt in self.cond_stage_model.dtypes:
             if not model_management.supports_cast(load_device, dt):
                 load_device = offload_device
+                if params['device'] != offload_device:
+                    self.cond_stage_model.to(offload_device)
+                    logging.warning("Had to shift TE back.")
 
         self.tokenizer = tokenizer(embedding_directory=embedding_directory, tokenizer_data=tokenizer_data)
         self.patcher = comfy.model_patcher.ModelPatcher(self.cond_stage_model, load_device=load_device, offload_device=offload_device)