ryzen-autopwr

Automatic power profile switching for AMD Ryzen APUs based on AC/battery state.

Features

• Instant profile switching via udev + systemd
• Resume-aware (applies correct profile after suspend)
• Concurrent execution protection (flock)
• JSON configuration
• Logging

Installation

makepkg -si

Dependencies

• ryzenadj - Ryzen power management tool
• ryzen_smu-dkms-git - Kernel module (required)
• jq - JSON parser

Configuration

Edit /etc/ryzen-pwr.conf:

{
    "ac": {
        "power_limit": 55000
    },
    "battery": {
        "power_limit": 20000,
        "max_freq": 4300000
    }
}

Usage

sudo ryzen-pwr ac        # Apply AC profile
sudo ryzen-pwr battery   # Apply battery profile
sudo ryzen-pwr auto      # Auto-detect and apply
ryzen-pwr status         # Show status

How It Works

Trigger	Service	Action
AC plug	ryzen-pwr-ac.service	AC profile
AC unplug	ryzen-pwr-battery.service	Battery profile
Resume	ryzen-pwr-resume.service	Auto-detect

Logs

/var/log/ryzen-pwr/

License

GPLv2