Music director R P Patnaik lost his father on Tuesday in Hyderabad. Baggam Janakeshwara Rao, who was suffering from mouth cancer for quite some time took his last breath in a private hospital on Tuesday in Hyderabad. Janakeshwara Rao is survived with wife and three sons. Elder son Gautham Patnaik had recently directed the film ‘Keratam’. Second son R P Patnaik is the music director and third son Chandra Mouli is working as sound engineer. Janakeshwara Rao’s body will cremated on Wednesday in Hyderabad.