diff options
| -rw-r--r-- | block/sed-opal.c | 24 | ||||
| -rw-r--r-- | include/linux/sed-opal.h | 1 | ||||
| -rw-r--r-- | include/uapi/linux/sed-opal.h | 1 |
3 files changed, 26 insertions, 0 deletions
diff --git a/block/sed-opal.c b/block/sed-opal.c index 55c8a0953d78..53a73422911e 100644 --- a/block/sed-opal.c +++ b/block/sed-opal.c @@ -3116,6 +3116,27 @@ static int opal_setup_locking_range_start_length(struct opal_dev *dev, return ret; } +static int opal_enable_disable_range(struct opal_dev *dev, + struct opal_user_lr_setup *opal_lrs) +{ + const struct opal_step lr_steps[] = { + { start_auth_opal_session, &opal_lrs->session }, + { setup_enable_range, opal_lrs }, + { end_opal_session, } + }; + int ret; + + ret = opal_get_key(dev, &opal_lrs->session.opal_key); + if (ret) + return ret; + mutex_lock(&dev->dev_lock); + setup_opal_dev(dev); + ret = execute_steps(dev, lr_steps, ARRAY_SIZE(lr_steps)); + mutex_unlock(&dev->dev_lock); + + return ret; +} + static int opal_locking_range_status(struct opal_dev *dev, struct opal_lr_status *opal_lrst, void __user *data) @@ -3459,6 +3480,9 @@ int sed_ioctl(struct opal_dev *dev, unsigned int cmd, void __user *arg) case IOC_OPAL_LR_SET_START_LEN: ret = opal_setup_locking_range_start_length(dev, p); break; + case IOC_OPAL_ENABLE_DISABLE_LR: + ret = opal_enable_disable_range(dev, p); + break; default: break; diff --git a/include/linux/sed-opal.h b/include/linux/sed-opal.h index a0df6819b0a9..1d63479838cf 100644 --- a/include/linux/sed-opal.h +++ b/include/linux/sed-opal.h @@ -55,6 +55,7 @@ static inline bool is_sed_ioctl(unsigned int cmd) case IOC_OPAL_SET_SID_PW: case IOC_OPAL_REACTIVATE_LSP: case IOC_OPAL_LR_SET_START_LEN: + case IOC_OPAL_ENABLE_DISABLE_LR: return true; } return false; diff --git a/include/uapi/linux/sed-opal.h b/include/uapi/linux/sed-opal.h index 82de38f3fbeb..bde023ae2295 100644 --- a/include/uapi/linux/sed-opal.h +++ b/include/uapi/linux/sed-opal.h @@ -231,5 +231,6 @@ struct opal_revert_lsp { #define IOC_OPAL_SET_SID_PW _IOW('p', 241, struct opal_new_pw) #define IOC_OPAL_REACTIVATE_LSP _IOW('p', 242, struct opal_lr_react) #define IOC_OPAL_LR_SET_START_LEN _IOW('p', 243, struct opal_user_lr_setup) +#define IOC_OPAL_ENABLE_DISABLE_LR _IOW('p', 244, struct opal_user_lr_setup) #endif /* _UAPI_SED_OPAL_H */ |