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[CK TILE ENGINE] Code changes to finding GPU id from TARGET (#3055)
* Reading gpuname from target for gemm in ck tile engine * Reading gpuname from target for gemm preshuffle in ck tile engine * Reading gpuname from target for gemm preshuffle in ck tile engine * Get GPU changes for GEMM Muti D in TILE ENGINE * Addressing errors for gpu name in cktileengine
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@@ -7,10 +7,6 @@
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Mappings and utility functions for kernel code generation.
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"""
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import subprocess
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import re
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from functools import lru_cache
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DATA_TYPE_MAP = {
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"fp32": "float",
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"fp16": "ck_tile::half_t",
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@@ -212,31 +208,3 @@ def element_size(data_type: str) -> float:
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if data_type not in ELEMENT_SIZE_MAP:
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raise ValueError(f"Unsupported data type: {data_type}")
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return ELEMENT_SIZE_MAP[data_type]
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GPU_NAME_PATTERN = re.compile(r"Name:\s*(gfx\d+\w*)")
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@lru_cache(maxsize=1)
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def get_gpu_name_by_id(gpu_id: int = 0) -> str:
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"""Retrieve GPU name (e.g. gfx90a) by device ID"""
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try:
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output = subprocess.check_output(
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["rocminfo"], text=True, stderr=subprocess.PIPE, timeout=5
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)
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if matches := GPU_NAME_PATTERN.finditer(output):
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gpu_list = [m.group(1) for m in matches]
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return gpu_list[gpu_id] if gpu_id < len(gpu_list) else ""
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return ""
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except subprocess.CalledProcessError as e:
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print(f"GPU query failed (exit {e.returncode}): {e.stderr.strip()}")
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except FileNotFoundError:
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print("ROCm tools not installed (requires rocminfo)")
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except subprocess.TimeoutExpired:
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print("GPU query timeout (5s)")
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except Exception as e:
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print(f"GPU detection error: {str(e)}")
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return ""
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