void
afddetach(struct ata_device *atadev)
{
struct afd_softc *fdp = atadev->driver;
struct bio *bp;
while ((bp = bioq_first(&fdp->queue))) {
bioq_remove(&fdp->queue, bp);
biofinish(bp, NULL, ENXIO);
}
disk_invalidate(&fdp->disk);
disk_destroy(fdp->dev);
devstat_remove_entry(&fdp->stats);
ata_free_name(atadev);
ata_free_lun(&afd_lun_map, fdp->lun);
free(fdp, M_AFD);
atadev->driver = NULL;
}
void
afddetach(struct ata_device *atadev)
{
struct afd_softc *fdp = atadev->driver;
struct buf *bp;
while ((bp = bufq_first(&fdp->queue))) {
bufq_remove(&fdp->queue, bp);
bp->b_flags |= B_ERROR;
bp->b_error = ENXIO;
biodone(bp);
}
disk_invalidate(&fdp->disk);
disk_destroy(fdp->dev);
devstat_remove_entry(&fdp->stats);
ata_free_name(atadev);
ata_free_lun(&afd_lun_map, fdp->lun);
free(fdp, M_AFD);
atadev->driver = NULL;
}
static int
ad_detach(device_t dev)
{
struct ad_softc *adp = device_get_ivars(dev);
device_t *children;
int nchildren, i;
/* check that we have a valid disk to detach */
if (!adp)
return ENXIO;
#if 0 /* XXX TGEN Probably useless, we fail the queue below. */
/* check that the disk is closed */
if (adp->ad_flags & AD_DISK_OPEN)
return EBUSY;
#endif /* 0 */
/* detach & delete all children */
if (!device_get_children(dev, &children, &nchildren)) {
for (i = 0; i < nchildren; i++)
if (children[i])
device_delete_child(dev, children[i]);
kfree(children, M_TEMP);
}
/* detroy disk from the system so we dont get any further requests */
disk_invalidate(&adp->disk);
disk_destroy(&adp->disk);
/* fail requests on the queue and any thats "in flight" for this device */
ata_fail_requests(dev);
/* dont leave anything behind */
/* disk_destroy() already took care of the dev_ops */
devstat_remove_entry(&adp->stats);
device_set_ivars(dev, NULL);
kfree(adp, M_AD);
return 0;
}
static int
afd_detach(device_t dev)
{
struct afd_softc *fdp = device_get_ivars(dev);
/* check that we have a valid device to detach */
if (!device_get_ivars(dev))
return ENXIO;
/* detroy disk from the system so we dont get any further requests */
disk_invalidate(&fdp->disk);
disk_destroy(&fdp->disk);
/* fail requests on the queue and any thats "in flight" for this device */
ata_fail_requests(dev);
/* dont leave anything behind */
/* disk_destroy() already took care of the dev_ops */
devstat_remove_entry(&fdp->stats);
device_set_ivars(dev, NULL);
kfree(fdp, M_AFD);
return 0;
}