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block: Drop medium lock tracking, ask device models instead

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Requires new BlockDevOps member is_medium_locked().  Implement for IDE
and SCSI CD-ROMs.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Markus Armbruster 2011-09-06 18:58:46 +02:00 • committed by Kevin Wolf
parent fdec4404dd
commit f107639a6f
6 changed files with 32 additions and 10 deletions
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10
hw/scsi-disk.c
View file

@ -1165,6 +1165,15 @@ static void scsi_destroy(SCSIDevice *dev)
blockdev_mark_auto_del(s->qdev.conf.bs);
}
static bool scsi_cd_is_medium_locked(void *opaque)
{
return ((SCSIDiskState *)opaque)->tray_locked;
}
static const BlockDevOps scsi_cd_block_ops = {
.is_medium_locked = scsi_cd_is_medium_locked,
};
static int scsi_initfn(SCSIDevice *dev, uint8_t scsi_type)
{
SCSIDiskState *s = DO_UPCAST(SCSIDiskState, qdev, dev);
@ -1199,6 +1208,7 @@ static int scsi_initfn(SCSIDevice *dev, uint8_t scsi_type)
}
if (scsi_type == TYPE_ROM) {
bdrv_set_dev_ops(s->bs, &scsi_cd_block_ops, s);
s->qdev.blocksize = 2048;
} else if (scsi_type == TYPE_DISK) {
s->qdev.blocksize = s->qdev.conf.logical_block_size;