As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER ROTATION, NOTICED SMOKE IN COCKPIT. PASSENGERS ALSO REPORTED SMOKE IN CABIN. QRH WAS QUERRIED AND PERFORMED. OXYGEN MASKS WERE DEPLOYED FOR PASSENGERS, AND CREW DONNED MASKS. COOLING FAN SWITCH WAS MOVED TO OFF. EMERGENCY DECLARED AND A RETURN WAS MADE. UNEVENTFUL LANDING AND TAXI. FOUND INLET COMPRESSOR LEAKING