extern int scsi_dma_map(struct scsi_cmnd *cmd);
extern void scsi_dma_unmap(struct scsi_cmnd *cmd);
+struct scsi_cmnd *scsi_allocate_command(gfp_t gfp_mask);
+void scsi_free_command(gfp_t gfp_mask, struct scsi_cmnd *cmd);
+
static inline unsigned scsi_sg_count(struct scsi_cmnd *cmd)
{
return cmd->sdb.table.nents;
return &cmd->sdb;
}
+static inline int scsi_sg_copy_from_buffer(struct scsi_cmnd *cmd,
+ void *buf, int buflen)
+{
+ return sg_copy_from_buffer(scsi_sglist(cmd), scsi_sg_count(cmd),
+ buf, buflen);
+}
+
+static inline int scsi_sg_copy_to_buffer(struct scsi_cmnd *cmd,
+ void *buf, int buflen)
+{
+ return sg_copy_to_buffer(scsi_sglist(cmd), scsi_sg_count(cmd),
+ buf, buflen);
+}
+
#endif /* _SCSI_SCSI_CMND_H */