summaryrefslogtreecommitdiffstats
path: root/block/sed-opal.c
diff options
context:
space:
mode:
Diffstat (limited to 'block/sed-opal.c')
-rw-r--r--block/sed-opal.c27
1 files changed, 27 insertions, 0 deletions
diff --git a/block/sed-opal.c b/block/sed-opal.c
index c54019c11e91..f94f359dd688 100644
--- a/block/sed-opal.c
+++ b/block/sed-opal.c
@@ -1989,6 +1989,30 @@ static int opal_enable_disable_shadow_mbr(struct opal_dev *dev,
return ret;
}
+static int opal_set_mbr_done(struct opal_dev *dev,
+ struct opal_mbr_done *mbr_done)
+{
+ u8 mbr_done_tf = mbr_done->done_flag == OPAL_MBR_DONE ?
+ OPAL_TRUE : OPAL_FALSE;
+
+ const struct opal_step mbr_steps[] = {
+ { start_admin1LSP_opal_session, &mbr_done->key },
+ { set_mbr_done, &mbr_done_tf },
+ { end_opal_session, }
+ };
+ int ret;
+
+ if (mbr_done->done_flag != OPAL_MBR_DONE &&
+ mbr_done->done_flag != OPAL_MBR_NOT_DONE)
+ return -EINVAL;
+
+ mutex_lock(&dev->dev_lock);
+ setup_opal_dev(dev);
+ ret = execute_steps(dev, mbr_steps, ARRAY_SIZE(mbr_steps));
+ mutex_unlock(&dev->dev_lock);
+ return ret;
+}
+
static int opal_save(struct opal_dev *dev, struct opal_lock_unlock *lk_unlk)
{
struct opal_suspend_data *suspend;
@@ -2310,6 +2334,9 @@ int sed_ioctl(struct opal_dev *dev, unsigned int cmd, void __user *arg)
case IOC_OPAL_ENABLE_DISABLE_MBR:
ret = opal_enable_disable_shadow_mbr(dev, p);
break;
+ case IOC_OPAL_MBR_DONE:
+ ret = opal_set_mbr_done(dev, p);
+ break;
case IOC_OPAL_ERASE_LR:
ret = opal_erase_locking_range(dev, p);
break;