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Script to enable predator_v4 mode, set platform profile to performance, and enable nvidia-powerd for Dynamic Boost on Acer Nitro/Predator laptops. Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
79 lines
2.4 KiB
Bash
Executable file
79 lines
2.4 KiB
Bash
Executable file
#!/bin/bash
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set -e
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echo "=== Acer Nitro GPU Power Setup ==="
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echo ""
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# Check if running as root
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if [[ $EUID -ne 0 ]]; then
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echo "This script needs root. Re-running with sudo..."
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exec sudo "$0" "$@"
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fi
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CONF="/etc/modprobe.d/acer-wmi.conf"
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# Step 1: Ensure predator_v4 module option is configured
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if ! grep -qs "predator_v4=1" "$CONF" 2>/dev/null; then
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echo "Configuring acer_wmi with predator_v4=1 ..."
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echo "options acer_wmi predator_v4=1" > "$CONF"
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echo "Written: $CONF"
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fi
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# Step 2: Check if predator_v4 is active (requires reboot after first run)
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CURRENT=$(cat /sys/module/acer_wmi/parameters/predator_v4 2>/dev/null || echo "unknown")
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if [[ "$CURRENT" != "Y" ]]; then
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echo ""
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echo "predator_v4 is not active yet."
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echo "A reboot is required for the module option to take effect."
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echo ""
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read -p "Reboot now? [y/N] " answer
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if [[ "$answer" =~ ^[Yy]$ ]]; then
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echo "Rebooting..."
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systemctl reboot
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else
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echo "Reboot when ready, then run this script again."
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fi
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exit 0
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fi
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echo "predator_v4: active"
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# Step 3: Set platform profile to performance
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echo "performance" > /sys/firmware/acpi/platform_profile 2>/dev/null && \
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echo "Platform profile: performance" || \
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echo "Warning: Could not set platform profile"
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# Step 4: Enable nvidia-powerd for Dynamic Boost
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if systemctl is-enabled nvidia-powerd &>/dev/null; then
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echo "nvidia-powerd: enabled"
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else
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if systemctl enable --now nvidia-powerd &>/dev/null; then
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echo "nvidia-powerd: enabled and started"
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else
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echo "nvidia-powerd: not available (optional)"
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fi
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fi
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# Show current GPU power state
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echo ""
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CURRENT_PL=$(nvidia-smi -q -d POWER 2>/dev/null | grep "Current Power Limit" | head -1 | awk '{print $5, $6}')
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MAX_PL=$(nvidia-smi -q -d POWER 2>/dev/null | grep "Max Power Limit" | head -1 | awk '{print $5, $6}')
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echo "GPU power limit: ${CURRENT_PL:-unknown} (max: ${MAX_PL:-unknown})"
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echo ""
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echo "=== Setup complete ==="
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echo ""
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echo "The platform profile is set to 'performance' but GPU power is"
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echo "controlled by the EC (Embedded Controller) via the Turbo key."
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echo ""
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echo "After each reboot, press the TURBO KEY (NitroSense button) on"
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echo "your keyboard to cycle through GPU power levels:"
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echo ""
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echo " 35W -> 40W -> 50W -> 60W (max)"
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echo ""
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echo "Press it 3-4 times until nvidia-smi shows 60W."
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echo ""
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echo "Quick check command:"
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echo " nvidia-smi -q -d POWER | grep 'Current Power Limit'"
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echo ""
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