+void sas_ata_strategy_handler(struct Scsi_Host *shost);
+int sas_ata_timed_out(struct scsi_cmnd *cmd, struct sas_task *task,
+ enum blk_eh_timer_return *rtn);
+int sas_ata_eh(struct Scsi_Host *shost, struct list_head *work_q,
+ struct list_head *done_q);