[Mics] add pcp basic support to MoE model (#31003)

vllm/model_executor/layers/fused_moe/config.py

@@ -1027,6 +1027,10 @@ class FusedMoEConfig:
     def dp_size(self):
         return self.moe_parallel_config.dp_size
 
+    @property
+    def pcp_size(self):
+        return self.moe_parallel_config.pcp_size
+
     @property
     def ep_size(self):
         return self.moe_parallel_config.ep_size
@@ -1039,6 +1043,10 @@ class FusedMoEConfig:
     def dp_rank(self):
         return self.moe_parallel_config.dp_rank
 
+    @property
+    def pcp_rank(self):
+        return self.moe_parallel_config.pcp_rank
+
     @property
     def ep_rank(self):
         return self.moe_parallel_config.ep_rank