mdp_ctl_flush_mask_cursor
uint32_t flush_mask = mdp_ctl_flush_mask_cursor(0);
uint32_t flush_mask = mdp_ctl_flush_mask_cursor(0);
ctl->pending_ctl_trigger = mdp_ctl_flush_mask_cursor(cursor_id);
u32 mdp_ctl_flush_mask_cursor(int cursor_id);