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-rw-r--r--include/scsi/scsi_proto.h12
1 files changed, 12 insertions, 0 deletions
diff --git a/include/scsi/scsi_proto.h b/include/scsi/scsi_proto.h
index a9fbf1b38e71..c2ae21cbaa2c 100644
--- a/include/scsi/scsi_proto.h
+++ b/include/scsi/scsi_proto.h
@@ -277,5 +277,17 @@ struct scsi_lun {
__u8 scsi_lun[8];
};
+/* SPC asymmetric access states */
+#define SCSI_ACCESS_STATE_OPTIMAL 0x00
+#define SCSI_ACCESS_STATE_ACTIVE 0x01
+#define SCSI_ACCESS_STATE_STANDBY 0x02
+#define SCSI_ACCESS_STATE_UNAVAILABLE 0x03
+#define SCSI_ACCESS_STATE_LBA 0x04
+#define SCSI_ACCESS_STATE_OFFLINE 0x0e
+#define SCSI_ACCESS_STATE_TRANSITIONING 0x0f
+
+/* Values for REPORT TARGET GROUP STATES */
+#define SCSI_ACCESS_STATE_MASK 0x0f
+#define SCSI_ACCESS_STATE_PREFERRED 0x80
#endif /* _SCSI_PROTO_H_ */
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