atihdmi_paired_swap_fc_lfe
int chan_idx = 7 - atihdmi_paired_swap_fc_lfe(j);
int comp_chan_idx = 7 - atihdmi_paired_swap_fc_lfe(j + 1);
hdmi_slot = atihdmi_paired_swap_fc_lfe(hdmi_slot);
ati_asp_slot = atihdmi_paired_swap_fc_lfe(asp_slot);
int chan = 7 - atihdmi_paired_swap_fc_lfe(7 - c);