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feat(tdpfix): add detection for multiple cards (#1279)

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HikariKnight 2024-06-25 16:59:38 +02:00 committed by GitHub
parent 653a387d92
commit c70ccbd174
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1 changed files with 16 additions and 12 deletions
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28
system_files/deck/shared/usr/libexec/bazzite-tdpfix
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@ -1,17 +1,21 @@
#!/usr/bin/bash
# This is a workaround for cards that somehow has their sysfs power1_cap permission set to 666 on boot
# Which in turn makes steam directly set the TDP to 15W
POWER_CAP_PATH=$(find /sys/class/hwmon/*/ -name "power1_cap")
SYSFS_PATH=$(find /sys/class/hwmon/*/ -name "power1_cap")
# If the permissions are set to writable
if [ "$(stat -c %a "$POWER_CAP_PATH")" == "666" ]; then
chmod 644 "$POWER_CAP_PATH"
echo "fix: Permissions reset to 644 on $POWER_CAP_PATH" | systemd-cat -t bazzite-tdpfix -p warning
fi
# Loop through the SYSFS paths that has a "power1_cap"
for POWER_CAP_PATH in $SYSFS_PATH
do
# If the permissions are set to writable
if [ "$(stat -c %a "$POWER_CAP_PATH")" == "666" ]; then
chmod 644 "$POWER_CAP_PATH"
echo "fix: Permissions reset to 644 on $POWER_CAP_PATH" | systemd-cat -t bazzite-tdpfix -p warning
fi
# If TDP is 15W and default TDP is higher than 45W, set card to use default TDP
# This will then be handled by firmware or software afterwards as this is set once
if [ "$(cat "$POWER_CAP_PATH")" == "15000000" ] && [ "$(cat "${POWER_CAP_PATH}_default")" -gt "45000000" ]; then
"$(cat "${POWER_CAP_PATH}_default")" > "$POWER_CAP_PATH"
echo "fix: TDP reset to default on $POWER_CAP_PATH" | systemd-cat -t bazzite-tdpfix -p warning
fi
# If TDP is 15W and default TDP is higher than 45W, set card to use default TDP
# This will then be handled by firmware or software afterwards as this is set once
if [ "$(cat "$POWER_CAP_PATH")" == "15000000" ] && [ "$(cat "${POWER_CAP_PATH}_default")" -gt "45000000" ]; then
"$(cat "${POWER_CAP_PATH}_default")" > "$POWER_CAP_PATH"
echo "fix: TDP reset to default on $POWER_CAP_PATH" | systemd-cat -t bazzite-tdpfix -p warning
fi
done