The privileged quality of communication between husband and wife and between any professional person and the professional person's patient or client, and any other privileged communication, except that between attorney and client, as such communication relates both to the competency of the witness and to the exclusion of confidential communications, shall not apply to any situation involving known or suspected child sexual abuse and shall not constitute grounds for failure to report as required by this part, failure to cooperate with the department in its activities pursuant to this part, or failure to give evidence in any judicial proceeding relating to child sexual abuse.