update neuron config (#16289)

Signed-off-by: Ajay Vohra <ajayvohr@amazon.com>

vllm/model_executor/model_loader/neuron.py

@@ -174,8 +174,39 @@ def _is_neuron_on_device_sampling_disabled(model_config: ModelConfig) -> bool:
 
 def _get_neuron_config_after_override(default_neuron_config,
                                       overridden_neuron_config):
-    from transformers_neuronx.config import NeuronConfig
+    from transformers_neuronx.config import (ContinuousBatchingConfig,
+                                             GenerationConfig,
+                                             KVCacheQuantizationConfig,
+                                             NeuronConfig, QuantizationConfig,
+                                             SparseAttnConfig)
+
     overridden_neuron_config = overridden_neuron_config or {}
+    sparse_attn = overridden_neuron_config.pop("sparse_attn", {})
+    if sparse_attn:
+        overridden_neuron_config["sparse_attn"] = SparseAttnConfig(
+            **sparse_attn)
+
+    kv_cache_quant = overridden_neuron_config.pop("kv_cache_quant", {})
+    if kv_cache_quant:
+        overridden_neuron_config["kv_cache_quant"] = KVCacheQuantizationConfig(
+            **kv_cache_quant)
+
+    continuous_batching = overridden_neuron_config.pop("continuous_batching",
+                                                       {})
+    if continuous_batching:
+        overridden_neuron_config[
+            "continuous_batching"] = ContinuousBatchingConfig(
+                **continuous_batching)
+
+    quant = overridden_neuron_config.pop("quant", {})
+    if quant:
+        overridden_neuron_config["quant"] = QuantizationConfig(**quant)
+
+    on_device_generation = overridden_neuron_config.pop(
+        "on_device_generation", {})
+    if on_device_generation:
+        overridden_neuron_config["on_device_generation"] = GenerationConfig(
+            **on_device_generation)
     default_neuron_config.update(overridden_neuron_config)
     return NeuronConfig(**default_neuron_config)