ata_addref
if ((error = ata_addref(sc->sc_chan)) != 0)
if (ata_addref(chp))
.ata_addref = wdc_ata_addref,
return (ata_addref(chp));
int (*ata_addref)(struct ata_drive_datas *);
int ata_addref(struct ata_channel *);
error = wd->atabus->ata_addref(wd->drvp);
if (wd->atabus->ata_addref(wd->drvp))
if (sc->atabus->ata_addref(sc->drvp))
.ata_addref = ahci_ata_addref,
.ata_addref = mvsata_addref,
.ata_addref = siisata_ata_addref,
.ata_addref = NULL,