UAPI: (Scripted) Disintegrate include/linux
Signed-off-by: David Howells <dhowells@redhat.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: Michael Kerrisk <mtk.manpages@gmail.com>
Acked-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Acked-by: Dave Jones <davej@redhat.com>
diff --git a/include/uapi/linux/bsg.h b/include/uapi/linux/bsg.h
new file mode 100644
index 0000000..7a12e1c
--- /dev/null
+++ b/include/uapi/linux/bsg.h
@@ -0,0 +1,65 @@
+#ifndef _UAPIBSG_H
+#define _UAPIBSG_H
+
+#include <linux/types.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;
+};
+
+
+#endif /* _UAPIBSG_H */