summaryrefslogtreecommitdiffstats
path: root/include/scsi/scsi_cmnd.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/scsi/scsi_cmnd.h')
-rw-r--r--include/scsi/scsi_cmnd.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/include/scsi/scsi_cmnd.h b/include/scsi/scsi_cmnd.h
index be117f812deb..d6948d0e8cdb 100644
--- a/include/scsi/scsi_cmnd.h
+++ b/include/scsi/scsi_cmnd.h
@@ -8,6 +8,7 @@
struct request;
struct scatterlist;
+struct Scsi_Host;
struct scsi_device;
@@ -72,6 +73,9 @@ struct scsi_cmnd {
unsigned short use_sg; /* Number of pieces of scatter-gather */
unsigned short sglist_len; /* size of malloc'd scatter-gather list */
+ /* offset in cmd we are at (for multi-transfer tgt cmds) */
+ unsigned offset;
+
unsigned underflow; /* Return error if less than
this amount is transferred */
@@ -119,7 +123,10 @@ struct scsi_cmnd {
};
extern struct scsi_cmnd *scsi_get_command(struct scsi_device *, gfp_t);
+extern struct scsi_cmnd *__scsi_get_command(struct Scsi_Host *, gfp_t);
extern void scsi_put_command(struct scsi_cmnd *);
+extern void __scsi_put_command(struct Scsi_Host *, struct scsi_cmnd *,
+ struct device *);
extern void scsi_io_completion(struct scsi_cmnd *, unsigned int);
extern void scsi_finish_command(struct scsi_cmnd *cmd);
extern void scsi_req_abort_cmd(struct scsi_cmnd *cmd);
@@ -128,4 +135,7 @@ extern void *scsi_kmap_atomic_sg(struct scatterlist *sg, int sg_count,
size_t *offset, size_t *len);
extern void scsi_kunmap_atomic_sg(void *virt);
+extern struct scatterlist *scsi_alloc_sgtable(struct scsi_cmnd *, gfp_t);
+extern void scsi_free_sgtable(struct scatterlist *, int);
+
#endif /* _SCSI_SCSI_CMND_H */