#!/bin/bash
# Force AMD GPU to high performance mode for gaming/benchmarking

# Find the AMD GPU card (not integrated graphics)
GPU_PATH=""
for card in /sys/class/drm/card[0-9]; do
    if [ -f "$card/device/power_dpm_force_performance_level" ]; then
        GPU_PATH="$card/device"
        break
    fi
done

if [ -z "$GPU_PATH" ]; then
    echo "ERROR: Could not find AMD GPU!"
    exit 1
fi

echo "Found GPU at: $GPU_PATH"

echo "=== AMD GPU Performance Mode Script ==="
echo ""

# Check current state
echo "Current settings:"
echo "Performance Level: $(cat $GPU_PATH/power_dpm_force_performance_level)"
echo ""
echo "Core Clock States:"
cat $GPU_PATH/pp_dpm_sclk
echo ""
echo "Memory Clock States:"
cat $GPU_PATH/pp_dpm_mclk
echo ""

# Force high performance
echo "Forcing high performance mode..."
echo "high" | sudo tee $GPU_PATH/power_dpm_force_performance_level

# Force highest clock states
echo "Forcing maximum clock states..."
echo "2" | sudo tee $GPU_PATH/pp_dpm_sclk
echo "3" | sudo tee $GPU_PATH/pp_dpm_mclk

echo ""
echo "=== New settings ==="
echo "Performance Level: $(cat $GPU_PATH/power_dpm_force_performance_level)"
echo ""
echo "Core Clock States:"
cat $GPU_PATH/pp_dpm_sclk
echo ""
echo "Memory Clock States:"
cat $GPU_PATH/pp_dpm_mclk
echo ""
echo "GPU should now run at maximum performance!"
echo "Run your benchmark now."
echo ""
echo "To revert to auto mode, run:"
echo "echo 'auto' | sudo tee $GPU_PATH/power_dpm_force_performance_level"