ATA_DRIVE_NCQ
if (drvp->drive_flags & ATA_DRIVE_NCQ) {
drvp->drive_flags |= ATA_DRIVE_NCQ;
(drvp->drive_flags & ATA_DRIVE_NCQ) == 0)
((wd)->drv_ncq && ((wd)->drvp->drive_flags & ATA_DRIVE_NCQ))
if (drvp->drive_flags & ATA_DRIVE_NCQ)