diff --git a/include/linux/libata.h b/include/linux/libata.h
index 298f991..9fe4607 100644
--- a/include/linux/libata.h
+++ b/include/linux/libata.h
@@ -247,6 +247,8 @@
 
 	/* how hard are we gonna try to probe/recover devices */
 	ATA_PROBE_MAX_TRIES	= 3,
+	ATA_EH_RESET_TRIES	= 3,
+	ATA_EH_DEV_TRIES	= 3,
 };
 
 enum hsm_task_states {
@@ -727,6 +729,9 @@
 extern void ata_eh_qc_complete(struct ata_queued_cmd *qc);
 extern void ata_eh_qc_retry(struct ata_queued_cmd *qc);
 
+extern void ata_do_eh(struct ata_port *ap, ata_reset_fn_t softreset,
+		      ata_reset_fn_t hardreset, ata_postreset_fn_t postreset);
+
 /*
  * printk helpers
  */