eng_crtc2_dpms
head1_dpms = (crtc_dpms) eng_crtc2_dpms;
head2_dpms = (crtc_dpms) eng_crtc2_dpms;
eng_crtc2_dpms(false, false, false);
eng_crtc2_dpms(false, false, false);
status_t eng_crtc2_dpms(bool, bool, bool);
head1_dpms = (crtc_dpms) eng_crtc2_dpms;
head2_dpms = (crtc_dpms) eng_crtc2_dpms;
status_t eng_crtc2_dpms(bool, bool, bool);