extern struct scsi_request *scsi_allocate_request(struct scsi_device *, gfp_t);
extern void scsi_release_request(struct scsi_request *);
-extern void scsi_wait_req(struct scsi_request *, const void *cmnd,
- void *buffer, unsigned bufflen,
- int timeout, int retries);
extern void scsi_do_req(struct scsi_request *, const void *cmnd,
void *buffer, unsigned bufflen,
void (*done) (struct scsi_cmnd *),