mdp_ctl_flush_mask_lm
flush_mask |= mdp_ctl_flush_mask_lm(mixer->lm);
flush_mask |= mdp_ctl_flush_mask_lm(r_mixer->lm);
ctl->pending_ctl_trigger = mdp_ctl_flush_mask_lm(mixer->lm);
ctl->pending_ctl_trigger |= mdp_ctl_flush_mask_lm(r_mixer->lm);
sw_mask |= mdp_ctl_flush_mask_lm(pipeline->mixer->lm);
u32 mdp_ctl_flush_mask_lm(int lm);
mixer->flush_mask = mdp_ctl_flush_mask_lm(lm->id);