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[Misc] Pass cutlass_fp8_supported correctly in fbgemm_fp8 #6871

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merged 7 commits into from
Jul 28, 2024
Merged

[Misc] Pass cutlass_fp8_supported correctly in fbgemm_fp8 #6871

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2db58da
Use marlin kernel when cutlass fp8 is not support
zeyugao Jul 28, 2024
3b63202
Cleanup
zeyugao Jul 28, 2024
d75ace9
Revert "Cleanup"
zeyugao Jul 28, 2024
f803f60
Revert "Use marlin kernel when cutlass fp8 is not support"
zeyugao Jul 28, 2024
cbd081f
Pass cutlass_fp8_supported correctly
zeyugao Jul 28, 2024
1386d1e
Move cutlass_fp8_supported into __init__
zeyugao Jul 28, 2024
db7a375
yapf format
zeyugao Jul 28, 2024
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4 changes: 3 additions & 1 deletion vllm/model_executor/layers/quantization/fbgemm_fp8.py
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Original file line number Diff line number Diff line change
Expand Up @@ -9,6 +9,7 @@
UnquantizedLinearMethod)
from vllm.model_executor.layers.quantization.base_config import (
QuantizationConfig, QuantizeMethodBase)
from vllm.model_executor.layers.quantization.fp8 import cutlass_fp8_supported
from vllm.model_executor.layers.quantization.utils.marlin_utils_fp8 import (
apply_fp8_marlin_linear, prepare_fp8_layer_for_marlin)
from vllm.model_executor.layers.quantization.utils.quant_utils import (
Expand Down Expand Up @@ -72,6 +73,7 @@ class FBGEMMFp8LinearMethod(LinearMethodBase):

def __init__(self, quant_config: FBGEMMFp8Config):
self.quant_config = quant_config
self.cutlass_fp8_supported = cutlass_fp8_supported()

def create_weights(
self,
Expand Down Expand Up @@ -145,5 +147,5 @@ def apply(self,
input_scale=None,
input_scale_ub=layer.input_scale_ub,
bias=bias,
cutlass_fp8_supported=True,
cutlass_fp8_supported=self.cutlass_fp8_supported,
use_per_token_if_dynamic=True)
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