eng_crtc2_depth
head1_depth = (crtc_depth) eng_crtc2_depth;
head2_depth = (crtc_depth) eng_crtc2_depth;
status_t eng_crtc2_depth(int mode);
head1_depth = (crtc_depth) eng_crtc2_depth;
head2_depth = (crtc_depth) eng_crtc2_depth;
status_t eng_crtc2_depth(int mode);