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Prefer CPU temperature for fan control daemon

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This commit is contained in:
Kay Türtscher 2026-04-28 20:03:23 +02:00
parent bde8e1968b
commit 16b3b5835c
1 changed files with 14 additions and 2 deletions
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16
oxp-fan-control.py
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@ -154,15 +154,27 @@ def find_hwmon():
def read_temp():
preferred_labels = {"Tctl", "Tdie", "CPU", "Core"}
# First pass: prefer explicit CPU/APU labels across all hwmon devices.
# Some systems expose GPU/NVMe hwmon earlier than k10temp; using the first
# positive temp1_input can therefore keep the fan off while the CPU heats up.
for hwmon_dir in Path("/sys/class/hwmon").glob("hwmon*"):
try:
for label_file in hwmon_dir.glob("temp*_label"):
label = label_file.read_text().strip()
if label in ["Tctl", "Tdie", "CPU", "Core"]:
if label in preferred_labels:
temp_file = label_file.with_name(label_file.name.replace("_label", "_input"))
if temp_file.exists():
return int(temp_file.read_text().strip()) / 1000.0
temp = int(temp_file.read_text().strip())
if temp > 0:
return temp / 1000.0
except (ValueError, IOError):
continue
# Fallback: any positive temp1_input if no labeled CPU/APU source exists.
for hwmon_dir in Path("/sys/class/hwmon").glob("hwmon*"):
try:
temp_file = hwmon_dir / "temp1_input"
if temp_file.exists():
temp = int(temp_file.read_text().strip())