Crossword Puzzle Circle sections

Clue: Circle sections

Turns into a Mercedes-Benz logo, say, as a circle (TRISECTS with 8 letters)
What [circled letters] wanted to do (PHONEHOME with 9 letters)
Pedestal sections (DADOES with 6 letters)
Going around in circles? (ITINERANT with 9 letters)
Hip sections (ILIA with 4 letters)
Angelic circlet (HALO with 4 letters)
Inner circle member (e.g. OLDBOY with 6 letters)
Circle of chums (COTERIE with 7 letters)
Covers with grass sections (SODS with 4 letters)
Author of the book whose title is circled in the grid (ERNESTHEMINGWAY with 15 letters)