diff options
Diffstat (limited to 'block')
| -rw-r--r-- | block/sed-opal.c | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/block/sed-opal.c b/block/sed-opal.c index c54019c11e916..f94f359dd6880 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; |