summaryrefslogtreecommitdiff
path: root/include/linux/bsg.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/linux/bsg.h')
-rw-r--r--include/linux/bsg.h63
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