VPCI2VC
vc = card->vcs[VPCI2VC(card, vpi, vci)];
vc = card->vcs[VPCI2VC(card, vpi, vci)];
vc = card->vcs[VPCI2VC(card, vpi, vci)];
index = VPCI2VC(card, vpi, vci);
index = VPCI2VC(card, vpi, vci);
index = VPCI2VC(card, vpi, vci);