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#!/usr/bin/env bash
set -euo pipefail
if [[ $EUID -ne 0 ]]; then
echo "[RaveOS-GPU] Error: Root permissions required." >&2
exit 1
fi
log() {
echo "[RaveOS-GPU] $1"
}
optimize_amd() {
log "Optimizing AMD GPU acceleration without P-state locking..."
for card in /sys/class/drm/card*/device; do
if [ -f "$card/power_dpm_force_performance_level" ]; then
echo "auto" > "$card/power_dpm_force_performance_level" 2>/dev/null || true
fi
done
}
optimize_nvidia() {
if command -v nvidia-smi &>/dev/null; then
log "Optimizing NVIDIA GPU (Adaptive PowerMizer mode)..."
nvidia-smi --auto-boost-default=ENABLED 2>/dev/null || true
if command -v nvidia-settings &>/dev/null && [ -n "${DISPLAY:-}" ]; then
nvidia-settings -a "[gpu:0]/GpuPowerMizerMode=0" 2>/dev/null || true
fi
fi
}
main() {
log "Starting safe GPU optimization..."
if lspci | grep -iE "vga|3d|display" | grep -i "amd" &>/dev/null; then
optimize_amd
fi
if lspci | grep -iE "vga|3d|display" | grep -i "nvidia" &>/dev/null; then
optimize_nvidia
fi
log "GPU Optimization complete. Dynamic P-states and ASPM preserved."
}
main "$@"
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