diff options
Diffstat (limited to 'include/linux/bsg.h')
| -rw-r--r-- | include/linux/bsg.h | 63 |
1 files changed, 1 insertions, 62 deletions
diff --git a/include/linux/bsg.h b/include/linux/bsg.h index ecb4730d0868..7173f6e9d2dd 100644 --- a/include/linux/bsg.h +++ b/include/linux/bsg.h @@ -1,67 +1,8 @@ #ifndef BSG_H #define BSG_H -#include <linux/types.h> +#include <uapi/linux/bsg.h> -#define BSG_PROTOCOL_SCSI 0 - -#define BSG_SUB_PROTOCOL_SCSI_CMD 0 -#define BSG_SUB_PROTOCOL_SCSI_TMF 1 -#define BSG_SUB_PROTOCOL_SCSI_TRANSPORT 2 - -/* - * For flags member below - * sg.h sg_io_hdr also has bits defined for it's flags member. However - * none of these bits are implemented/used by bsg. The bits below are - * allocated to not conflict with sg.h ones anyway. - */ -#define BSG_FLAG_Q_AT_TAIL 0x10 /* default, == 0 at this bit, is Q_AT_HEAD */ - -struct sg_io_v4 { - __s32 guard; /* [i] 'Q' to differentiate from v3 */ - __u32 protocol; /* [i] 0 -> SCSI , .... */ - __u32 subprotocol; /* [i] 0 -> SCSI command, 1 -> SCSI task - management function, .... */ - - __u32 request_len; /* [i] in bytes */ - __u64 request; /* [i], [*i] {SCSI: cdb} */ - __u64 request_tag; /* [i] {SCSI: task tag (only if flagged)} */ - __u32 request_attr; /* [i] {SCSI: task attribute} */ - __u32 request_priority; /* [i] {SCSI: task priority} */ - __u32 request_extra; /* [i] {spare, for padding} */ - __u32 max_response_len; /* [i] in bytes */ - __u64 response; /* [i], [*o] {SCSI: (auto)sense data} */ - - /* "dout_": data out (to device); "din_": data in (from device) */ - __u32 dout_iovec_count; /* [i] 0 -> "flat" dout transfer else - dout_xfer points to array of iovec */ - __u32 dout_xfer_len; /* [i] bytes to be transferred to device */ - __u32 din_iovec_count; /* [i] 0 -> "flat" din transfer */ - __u32 din_xfer_len; /* [i] bytes to be transferred from device */ - __u64 dout_xferp; /* [i], [*i] */ - __u64 din_xferp; /* [i], [*o] */ - - __u32 timeout; /* [i] units: millisecond */ - __u32 flags; /* [i] bit mask */ - __u64 usr_ptr; /* [i->o] unused internally */ - __u32 spare_in; /* [i] */ - - __u32 driver_status; /* [o] 0 -> ok */ - __u32 transport_status; /* [o] 0 -> ok */ - __u32 device_status; /* [o] {SCSI: command completion status} */ - __u32 retry_delay; /* [o] {SCSI: status auxiliary information} */ - __u32 info; /* [o] additional information */ - __u32 duration; /* [o] time to complete, in milliseconds */ - __u32 response_len; /* [o] bytes of response actually written */ - __s32 din_resid; /* [o] din_xfer_len - actual_din_xfer_len */ - __s32 dout_resid; /* [o] dout_xfer_len - actual_dout_xfer_len */ - __u64 generated_tag; /* [o] {SCSI: transport generated task tag} */ - __u32 spare_out; /* [o] */ - - __u32 padding; -}; - -#ifdef __KERNEL__ #if defined(CONFIG_BLK_DEV_BSG) struct bsg_class_device { @@ -89,6 +30,4 @@ static inline void bsg_unregister_queue(struct request_queue *q) } #endif -#endif /* __KERNEL__ */ - #endif |