Enable CUDA graph support for llama 3.2 vision (#14917)

Signed-off-by: Matt Ritter <100659061+mritterfigma@users.noreply.github.com>

tests/models/encoder_decoder/vision_language/test_mllama.py

@@ -215,7 +215,6 @@ def _run_test(
                      max_num_seqs=2,
                      tensor_parallel_size=tensor_parallel_size,
                      distributed_executor_backend=distributed_executor_backend,
-                     enforce_eager=True,
                      limit_mm_per_prompt={"image": _LIMIT_IMAGE_PER_PROMPT
                                           }) as vllm_model:
         vllm_outputs_per_image = [
@@ -425,7 +424,6 @@ def test_bnb_regression(
         dtype=dtype,
         max_model_len=4096,
         max_num_seqs=2,
-        enforce_eager=True,
         quantization="bitsandbytes",
         load_format="bitsandbytes",
     )
@@ -481,7 +479,6 @@ def test_explicit_implicit_prompt(
         max_model_len=4096,
         max_num_seqs=2,
         tensor_parallel_size=1,
-        enforce_eager=True,
     )
     sampling_params = SamplingParams(
         temperature=0,
@@ -513,7 +510,6 @@ def test_regression(vllm_runner, image_assets, model, dtype, max_tokens,
             max_model_len=4096,
             max_num_seqs=2,
             tensor_parallel_size=1,
-            enforce_eager=True,
             limit_mm_per_prompt={"image":
                                  _LIMIT_IMAGE_PER_PROMPT}) as vllm_model:
 

vllm/config.py

@@ -670,14 +670,6 @@ class ModelConfig:
         self.max_seq_len_to_capture = min(self.max_seq_len_to_capture,
                                           self.max_model_len)
 
-        MODEL_NOT_SUPPORT_CUDA_GRAPH = ['mllama']
-        if (self.hf_config.model_type in MODEL_NOT_SUPPORT_CUDA_GRAPH
-                and not self.enforce_eager):
-            logger.warning(
-                "CUDA graph is not supported for %s yet, fallback to the eager "
-                "mode.", self.hf_config.model_type)
-            self.enforce_eager = True
-
     def _verify_bnb_config(self) -> None:
         """
         The current version of bitsandbytes (0.44.0) with 8-bit models does not

vllm/model_executor/models/mllama.py

@@ -1368,7 +1368,7 @@ class MllamaForConditionalGeneration(nn.Module, SupportsMultiModal,
             full_text_row_masked_out_mask = (
                 attn_metadata.encoder_seq_lens_tensor
                 != 0).reshape(-1, 1).to(input_ids.device)
-            skip_cross_attention = max(attn_metadata.encoder_seq_lens) == 0
+            skip_cross_attention = attn_metadata.max_encoder_seq_len == 0
 
         # For image-present prefill.
         else: