1 files changed, 13 insertions, 4 deletions

diff --git a/include/target/target_core_backend.h b/include/target/target_core_backend.h
index e475531565fd..e150e391878b 100644
--- a/include/target/target_core_backend.h
+++ b/include/target/target_core_backend.h
@@ -2,6 +2,7 @@
 #define TARGET_CORE_BACKEND_H
 
 #include <linux/types.h>
+#include <asm/unaligned.h>
 #include <target/target_core_base.h>
 
 #define TRANSPORT_FLAG_PASSTHROUGH              0x1
@@ -29,16 +30,13 @@ struct target_backend_ops {
 
         struct se_device *(*alloc_device)(struct se_hba *, const char *);
         int (*configure_device)(struct se_device *);
+        void (*destroy_device)(struct se_device *);
         void (*free_device)(struct se_device *device);
 
         ssize_t (*set_configfs_dev_params)(struct se_device *,
                                            const char *, ssize_t);
         ssize_t (*show_configfs_dev_params)(struct se_device *, char *);
 
-        void (*transport_complete)(struct se_cmd *cmd,
-                                   struct scatterlist *,
-                                   unsigned char *);
-
         sense_reason_t (*parse_cdb)(struct se_cmd *cmd);
         u32 (*get_device_type)(struct se_device *);
         sector_t (*get_blocks)(struct se_device *);
@@ -71,6 +69,8 @@ void	target_backend_unregister(const struct target_backend_ops *);
 void    target_complete_cmd(struct se_cmd *, u8);
 void    target_complete_cmd_with_length(struct se_cmd *, u8, int);
 
+void    transport_copy_sense_to_cmd(struct se_cmd *, unsigned char *);
+
 sense_reason_t  spc_parse_cdb(struct se_cmd *cmd, unsigned int *size);
 sense_reason_t  spc_emulate_report_luns(struct se_cmd *cmd);
 sense_reason_t  spc_emulate_inquiry_std(struct se_cmd *, unsigned char *);
@@ -104,9 +104,18 @@ bool	target_lun_is_rdonly(struct se_cmd *);
 sense_reason_t passthrough_parse_cdb(struct se_cmd *cmd,
         sense_reason_t (*exec_cmd)(struct se_cmd *cmd));
 
+struct  se_device *target_find_device(int id, bool do_depend);
+
 bool target_sense_desc_format(struct se_device *dev);
 sector_t target_to_linux_sector(struct se_device *dev, sector_t lb);
 bool target_configure_unmap_from_queue(struct se_dev_attrib *attrib,
                                        struct request_queue *q);
 
+
+/* Only use get_unaligned_be24() if reading p - 1 is allowed. */
+static inline uint32_t get_unaligned_be24(const uint8_t *const p)
+{
+        return get_unaligned_be32(p - 1) & 0xffffffU;
+}
+
 #endif /* TARGET_CORE_BACKEND_H */