Files
vLLM/vllm/kernels/helion/utils.py
T
2026-01-31 12:53:01 +08:00

34 lines
1009 B
Python

# SPDX-License-Identifier: Apache-2.0
# SPDX-FileCopyrightText: Copyright contributors to the vLLM project
"""Utility functions for Helion kernel management."""
import torch
def get_gpu_name(device_id: int | None = None) -> str:
if device_id is None:
device_id = torch.cuda.current_device()
props = torch.cuda.get_device_properties(device_id)
return props.name
def canonicalize_gpu_name(name: str) -> str:
"""
Canonicalize GPU name for use as a platform identifier.
Converts to lowercase and replaces spaces and hyphens with underscores.
e.g., "NVIDIA A100-SXM4-80GB" -> "nvidia_a100_sxm4_80gb"
Raises ValueError if name is empty.
"""
if not name or not name.strip():
raise ValueError("GPU name cannot be empty")
name = name.lower()
name = name.replace(" ", "_")
name = name.replace("-", "_")
return name
def get_canonical_gpu_name(device_id: int | None = None) -> str:
return canonicalize_gpu_name(get_gpu_name(device_id))