Introduce scsi_build_sense() as a wrapper around
scsi_build_sense_buffer() to format the buffer and set
the correct SCSI status.
Signed-off-by: Hannes Reinecke <hare@xxxxxxx>
---
drivers/scsi/scsi_lib.c | 18 ++++++++++++++++++
include/scsi/scsi_cmnd.h | 3 +++
2 files changed, 21 insertions(+)
diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c
index a0db8d8766a8..2babf6df8066 100644
--- a/drivers/scsi/scsi_lib.c
+++ b/drivers/scsi/scsi_lib.c
@@ -3117,3 +3117,21 @@ int scsi_vpd_tpg_id(struct scsi_device *sdev, int *rel_id)
return group_id;
}
EXPORT_SYMBOL(scsi_vpd_tpg_id);
+
+/**
+ * scsi_build_sense - build sense data for a command
+ * @scmd: scsi command for which the sense should be formatted
+ * @desc: Sense format (non-zero == descriptor format,
+ * 0 == fixed format)
+ * @key: Sense key
+ * @asc: Additional sense code
+ * @ascq: Additional sense code qualifier
+ *
+ **/
+void scsi_build_sense(struct scsi_cmnd *scmd, int desc, u8 key, u8 asc, u8 ascq)
+{
+ scsi_build_sense_buffer(desc, scmd->sense_buffer, key, asc, ascq);
+ scmd->result = (DRIVER_SENSE << 24) | (DID_OK << 16) |
+ SAM_STAT_CHECK_CONDITION;
+}
+EXPORT_SYMBOL_GPL(scsi_build_sense);
diff --git a/include/scsi/scsi_cmnd.h b/include/scsi/scsi_cmnd.h
index 6932d91472d5..9b9ca629097d 100644
--- a/include/scsi/scsi_cmnd.h
+++ b/include/scsi/scsi_cmnd.h
@@ -338,4 +338,7 @@ static inline unsigned scsi_transfer_length(struct scsi_cmnd *scmd)
return xfer_len;
}
+extern void scsi_build_sense(struct scsi_cmnd *scmd, int desc,
+ u8 key, u8 asc, u8 ascq);
+
#endif /* _SCSI_SCSI_CMND_H */
--
2.16.4
