(1) In addition to any other remedies provided by law, any producer injured by a violation of ORS 646.535 may maintain an action for damages sustained by such producer.
(2) The prevailing party in any action brought pursuant to subsection (1) of this section shall be allowed, in addition to the costs and disbursements otherwise prescribed by law, a reasonable sum for attorney fees at trial and on appeal for the prosecution or defense of such action.