State troopers said they thought Irving might have fallen asleep at the wheel before crashing into two trees. Irving has been charged with careless and reckless driving.
Irving underwent surgery Sunday night at WakeMed Trauma Center, where he remains hospitalized in good condition.
NC State Coach Tom O'Brien said in a statement issued by the school that the team's thoughts and prayers were with Irving.
The junior's status for the upcoming season is currently not known. Irving missed nearly one-third of last season because of injuries.