Which analysis of فَوْقَ كُلِّ ذِي عِلْمٍ is correct?

Maf'ul Fih: Adverbs of Place

• فَوْقَ is the doer; كُلِّ is the object.
• فَوْقَ is mudaf ilayh; كُلِّ is mudaf.
• فَوْقَ is an adverb of place and mudaf; كُلِّ begins its mudaf ilayh.
• Both words are unrelated standalone nouns.