Add packed_modules_mapping for MiniMax-M2 (#19995)

python/sglang/srt/models/minimax_m2.py

@@ -942,6 +942,18 @@ class MiniMaxM2Model(nn.Module):
 class MiniMaxM2ForCausalLM(nn.Module):
     """MiniMax M2 model for causal language modeling."""
 
+    packed_modules_mapping = {
+        "qkv_proj": [
+            "q_proj",
+            "k_proj",
+            "v_proj",
+        ],
+        "gate_up_proj": [
+            "gate_proj",
+            "up_proj",
+        ],
+    }
+
     def __init__(
         self,
         config: PretrainedConfig,