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[Bugfix] fix moe_wna16 get_quant_method (#12648)

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Fix https://github.com/vllm-project/vllm/issues/12647
The `get_quant_method` of `moe_wna16` always return moe method,
GPTQ-based linear method or AWQ-based linear method, even when the
target module is attention layer.


baeded2569/vllm/attention/layer.py (L86-L92)

Signed-off-by: Jinzhen Lin <linjinzhen@hotmail.com>
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Jinzhen Lin 2025-02-02 15:29:56 +08:00 committed by GitHub
parent b4e5c03306
commit baaa2b24da
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1 changed files with 12 additions and 15 deletions
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27
vllm/model_executor/layers/quantization/moe_wna16.py
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@ -6,16 +6,13 @@ from vllm.distributed import get_tensor_model_parallel_rank, get_tp_group
from vllm.model_executor.layers.fused_moe.layer import (
FusedMoE, FusedMoEMethodBase, FusedMoeWeightScaleSupported)
from vllm.model_executor.layers.linear import UnquantizedLinearMethod
from vllm.model_executor.layers.quantization.awq import (AWQConfig,
AWQLinearMethod)
from vllm.model_executor.layers.quantization.awq_marlin import (
AWQMarlinConfig, AWQMarlinLinearMethod)
from vllm.model_executor.layers.quantization.awq import AWQConfig
from vllm.model_executor.layers.quantization.awq_marlin import AWQMarlinConfig
from vllm.model_executor.layers.quantization.base_config import (
QuantizationConfig, QuantizeMethodBase)
from vllm.model_executor.layers.quantization.gptq import (GPTQConfig,
GPTQLinearMethod)
from vllm.model_executor.layers.quantization.gptq import GPTQConfig
from vllm.model_executor.layers.quantization.gptq_marlin import (
GPTQMarlinConfig, GPTQMarlinLinearMethod)
GPTQMarlinConfig)
from vllm.model_executor.utils import set_weight_attrs
from vllm.platforms import current_platform
@ -131,18 +128,18 @@ class MoeWNA16Config(QuantizationConfig):
else:
if self.linear_quant_method == "gptq":
if self.use_marlin:
return GPTQMarlinLinearMethod(
GPTQMarlinConfig.from_config(self.full_config))
return GPTQMarlinConfig.from_config(
self.full_config).get_quant_method(layer, prefix)
else:
return GPTQLinearMethod(
GPTQConfig.from_config(self.full_config))
return GPTQConfig.from_config(
self.full_config).get_quant_method(layer, prefix)
elif self.linear_quant_method == "awq":
if self.use_marlin:
return AWQMarlinLinearMethod(
AWQMarlinConfig.from_config(self.full_config))
return AWQMarlinConfig.from_config(
self.full_config).get_quant_method(layer, prefix)
else:
return AWQLinearMethod(
AWQConfig.from_config(self.full_config))
return AWQConfig.from_config(
self.full_config).get_quant_method(layer, prefix)
else:
raise ValueError("moe_wna16 only support gptq and awq.")