ADB_MIXIN
vortex_route(v, en, 0x11, ADB_XTALKOUT(0), ADB_MIXIN(v->mixxtlk[0]));
vortex_route(v, en, 0x11, ADB_XTALKOUT(1), ADB_MIXIN(v->mixxtlk[1]));
vortex_route(vortex, en, channel, ADB_SRCOUT(src), ADB_MIXIN(mixin));
vortex_route(vortex, en, channel, source, ADB_MIXIN(mixin));
ADB_WTOUT(i, ii + 0x20), ADB_MIXIN(mix));