5 files changed, 30 insertions, 14 deletions
diff --git a/include/scsi/scsi.h b/include/scsi/scsi.h
index baba3405b03d..6cb1e2788d8b 100644
--- a/include/scsi/scsi.h
+++ b/include/scsi/scsi.h
@@ -28,7 +28,7 @@ extern const unsigned char scsi_command_size[8];
  *	SCSI device types
  */
 
-#define MAX_SCSI_DEVICE_CODE 14
+#define MAX_SCSI_DEVICE_CODE 15
 extern const char *const scsi_device_types[MAX_SCSI_DEVICE_CODE];
 
 /*
@@ -214,8 +214,8 @@ static inline int scsi_status_is_good(int status)
 				     * - treated as TYPE_DISK */
 #define TYPE_MEDIUM_CHANGER 0x08
 #define TYPE_COMM           0x09    /* Communications device */
-#define TYPE_ENCLOSURE      0x0d    /* Enclosure Services Device */
 #define TYPE_RAID           0x0c
+#define TYPE_ENCLOSURE      0x0d    /* Enclosure Services Device */
 #define TYPE_RBC	    0x0e
 #define TYPE_NO_LUN         0x7f
 
diff --git a/include/scsi/scsi_cmnd.h b/include/scsi/scsi_cmnd.h
index 07f5c699eaa7..9957f16dcc5d 100644
--- a/include/scsi/scsi_cmnd.h
+++ b/include/scsi/scsi_cmnd.h
@@ -31,14 +31,11 @@ struct scsi_cmnd {
 	int     sc_magic;
 
 	struct scsi_device *device;
-	unsigned short state;
-	unsigned short owner;
 	struct scsi_request *sc_request;
 
 	struct list_head list;  /* scsi_cmnd participates in queue lists */
 
 	struct list_head eh_entry; /* entry for the host eh_cmd_q */
-	int eh_state;		/* Used for state tracking in error handlr */
 	int eh_eflags;		/* Used by error handlr */
 	void (*done) (struct scsi_cmnd *);	/* Mid-level done function */
 
@@ -80,8 +77,6 @@ struct scsi_cmnd {
 					 * sense info */
 	unsigned short use_sg;	/* Number of pieces of scatter-gather */
 	unsigned short sglist_len;	/* size of malloc'd scatter-gather list */
-	unsigned short abort_reason;	/* If the mid-level code requests an
-					 * abort, this is the reason. */
 	unsigned bufflen;	/* Size of data buffer */
 	void *buffer;		/* Data buffer */
 
diff --git a/include/scsi/scsi_device.h b/include/scsi/scsi_device.h
index 63c91dd85ca1..835af8ecbb7c 100644
--- a/include/scsi/scsi_device.h
+++ b/include/scsi/scsi_device.h
@@ -9,7 +9,7 @@
 struct request_queue;
 struct scsi_cmnd;
 struct scsi_mode_data;
-
+struct scsi_lun;
 
 /*
  * sdev state: If you alter this, you also need to alter scsi_sysfs.c
@@ -243,6 +243,7 @@ extern void scsi_target_reap(struct scsi_target *);
 extern void scsi_target_block(struct device *);
 extern void scsi_target_unblock(struct device *);
 extern void scsi_remove_target(struct device *);
+extern void int_to_scsilun(unsigned int, struct scsi_lun *);
 extern const char *scsi_device_state_name(enum scsi_device_state);
 extern int scsi_is_sdev_device(const struct device *);
 extern int scsi_is_target_device(const struct device *);
diff --git a/include/scsi/scsi_host.h b/include/scsi/scsi_host.h
index db9914adeac9..81d5234f6771 100644
--- a/include/scsi/scsi_host.h
+++ b/include/scsi/scsi_host.h
@@ -641,12 +641,6 @@ static inline void scsi_assign_lock(struct Scsi_Host *shost, spinlock_t *lock)
 	shost->host_lock = lock;
 }
 
-static inline void scsi_set_device(struct Scsi_Host *shost,
-                                   struct device *dev)
-{
-        shost->shost_gendev.parent = dev;
-}
-
 static inline struct device *scsi_get_device(struct Scsi_Host *shost)
 {
         return shost->shost_gendev.parent;
diff --git a/include/scsi/sg_request.h b/include/scsi/sg_request.h
new file mode 100644
index 000000000000..57ff525bdd3b
--- /dev/null
+++ b/include/scsi/sg_request.h
@@ -0,0 +1,26 @@
+typedef struct scsi_request Scsi_Request;
+
+static Scsi_Request *dummy_cmdp;	/* only used for sizeof */
+
+typedef struct sg_scatter_hold { /* holding area for scsi scatter gather info */
+	unsigned short k_use_sg; /* Count of kernel scatter-gather pieces */
+	unsigned short sglist_len; /* size of malloc'd scatter-gather list ++ */
+	unsigned bufflen;	/* Size of (aggregate) data buffer */
+	unsigned b_malloc_len;	/* actual len malloc'ed in buffer */
+	void *buffer;		/* Data buffer or scatter list (k_use_sg>0) */
+	char dio_in_use;	/* 0->indirect IO (or mmap), 1->dio */
+	unsigned char cmd_opcode; /* first byte of command */
+} Sg_scatter_hold;
+
+typedef struct sg_request {	/* SG_MAX_QUEUE requests outstanding per file */
+	Scsi_Request *my_cmdp;	/* != 0  when request with lower levels */
+	struct sg_request *nextrp;	/* NULL -> tail request (slist) */
+	struct sg_fd *parentfp;	/* NULL -> not in use */
+	Sg_scatter_hold data;	/* hold buffer, perhaps scatter list */
+	sg_io_hdr_t header;	/* scsi command+info, see <scsi/sg.h> */
+	unsigned char sense_b[sizeof (dummy_cmdp->sr_sense_buffer)];
+	char res_used;		/* 1 -> using reserve buffer, 0 -> not ... */
+	char orphan;		/* 1 -> drop on sight, 0 -> normal */
+	char sg_io_owned;	/* 1 -> packet belongs to SG_IO */
+	volatile char done;	/* 0->before bh, 1->before read, 2->read */
+} Sg_request;