diff options
Diffstat (limited to 'include/uapi/linux/ublk_cmd.h')
| -rw-r--r-- | include/uapi/linux/ublk_cmd.h | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/include/uapi/linux/ublk_cmd.h b/include/uapi/linux/ublk_cmd.h index f6238ccc7800..640bf687b94a 100644 --- a/include/uapi/linux/ublk_cmd.h +++ b/include/uapi/linux/ublk_cmd.h @@ -8,6 +8,9 @@ /* * Admin commands, issued by ublk server, and handled by ublk driver. + * + * Legacy command definition, don't use in new application, and don't + * add new such definition any more */ #define UBLK_CMD_GET_QUEUE_AFFINITY 0x01 #define UBLK_CMD_GET_DEV_INFO 0x02 @@ -21,6 +24,30 @@ #define UBLK_CMD_END_USER_RECOVERY 0x11 #define UBLK_CMD_GET_DEV_INFO2 0x12 +/* Any new ctrl command should encode by __IO*() */ +#define UBLK_U_CMD_GET_QUEUE_AFFINITY \ + _IOR('u', UBLK_CMD_GET_QUEUE_AFFINITY, struct ublksrv_ctrl_cmd) +#define UBLK_U_CMD_GET_DEV_INFO \ + _IOR('u', UBLK_CMD_GET_DEV_INFO, struct ublksrv_ctrl_cmd) +#define UBLK_U_CMD_ADD_DEV \ + _IOWR('u', UBLK_CMD_ADD_DEV, struct ublksrv_ctrl_cmd) +#define UBLK_U_CMD_DEL_DEV \ + _IOWR('u', UBLK_CMD_DEL_DEV, struct ublksrv_ctrl_cmd) +#define UBLK_U_CMD_START_DEV \ + _IOWR('u', UBLK_CMD_START_DEV, struct ublksrv_ctrl_cmd) +#define UBLK_U_CMD_STOP_DEV \ + _IOWR('u', UBLK_CMD_STOP_DEV, struct ublksrv_ctrl_cmd) +#define UBLK_U_CMD_SET_PARAMS \ + _IOWR('u', UBLK_CMD_SET_PARAMS, struct ublksrv_ctrl_cmd) +#define UBLK_U_CMD_GET_PARAMS \ + _IOR('u', UBLK_CMD_GET_PARAMS, struct ublksrv_ctrl_cmd) +#define UBLK_U_CMD_START_USER_RECOVERY \ + _IOWR('u', UBLK_CMD_START_USER_RECOVERY, struct ublksrv_ctrl_cmd) +#define UBLK_U_CMD_END_USER_RECOVERY \ + _IOWR('u', UBLK_CMD_END_USER_RECOVERY, struct ublksrv_ctrl_cmd) +#define UBLK_U_CMD_GET_DEV_INFO2 \ + _IOR('u', UBLK_CMD_GET_DEV_INFO2, struct ublksrv_ctrl_cmd) + /* * IO commands, issued by ublk server, and handled by ublk driver. * @@ -41,10 +68,23 @@ * It is only used if ublksrv set UBLK_F_NEED_GET_DATA flag * while starting a ublk device. */ + +/* + * Legacy IO command definition, don't use in new application, and don't + * add new such definition any more + */ #define UBLK_IO_FETCH_REQ 0x20 #define UBLK_IO_COMMIT_AND_FETCH_REQ 0x21 #define UBLK_IO_NEED_GET_DATA 0x22 +/* Any new IO command should encode by __IOWR() */ +#define UBLK_U_IO_FETCH_REQ \ + _IOWR('u', UBLK_IO_FETCH_REQ, struct ublksrv_io_cmd) +#define UBLK_U_IO_COMMIT_AND_FETCH_REQ \ + _IOWR('u', UBLK_IO_COMMIT_AND_FETCH_REQ, struct ublksrv_io_cmd) +#define UBLK_U_IO_NEED_GET_DATA \ + _IOWR('u', UBLK_IO_NEED_GET_DATA, struct ublksrv_io_cmd) + /* only ABORT means that no re-fetch */ #define UBLK_IO_RES_OK 0 #define UBLK_IO_RES_NEED_GET_DATA 1 @@ -102,6 +142,9 @@ */ #define UBLK_F_UNPRIVILEGED_DEV (1UL << 5) +/* use ioctl encoding for uring command */ +#define UBLK_F_CMD_IOCTL_ENCODE (1UL << 6) + /* device state */ #define UBLK_S_DEV_DEAD 0 #define UBLK_S_DEV_LIVE 1 |