What was found
AFTER LIFT OFF SMOKE DETECTED FROM ACFT DUCTS IN FLIGHT DECK. CABIN CREW ALSO DETECTED AND SAW SMOKE FROM ACFT OUTLETS. NO ECAM FAULTS OR SMOKE WARNINGS WERE TRIGGERED. AFTER SELECTING PACK 1 TO OFF SMOKE DISSIPATED IN FLIGHT DECK AND CABIN. PACK 2 REMAINED ON FOR THE ENTIRE FLIGHT. RETURNED TO LANDED AT APPROX 1340 ACCOMPLISHED OPS TEST OF PACK 1 IAW AMM 21-61-00-710-001-A PACK FAILED IN 2 MIN AIR PACK 1 OVERHEAT MESSAGE ACCOMPLISHED TROUBLESHOOTING IAW TSM 21-61-00-810-801-A FAULT MESSAGE P1 DISCHARGE.