This would give us a WARN_ON() if the pin/unpin calls are unbalanced.
Proposed-by: NLaurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: NJean-Jacques Hiblot <jjhiblot@ti.com>
Reviewed-by: NTomi Valkeinen <tomi.valkeinen@ti.com>
Signed-off-by: NTomi Valkeinen <tomi.valkeinen@ti.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20191010120000.1421-2-jjhiblot@ti.com