diff --git a/include/linux/libata.h b/include/linux/libata.h
index bec6dbe..5c09e86 100644
--- a/include/linux/libata.h
+++ b/include/linux/libata.h
@@ -848,7 +848,6 @@
 	struct completion	park_req_pending;
 
 	pm_message_t		pm_mesg;
-	int			*pm_result;
 	enum ata_lpm_policy	target_lpm_policy;
 
 	struct timer_list	fastdrain_timer;
@@ -1140,16 +1139,14 @@
 #ifdef CONFIG_PM
 extern int ata_host_suspend(struct ata_host *host, pm_message_t mesg);
 extern void ata_host_resume(struct ata_host *host);
-extern int ata_sas_port_async_suspend(struct ata_port *ap, int *async);
-extern int ata_sas_port_async_resume(struct ata_port *ap, int *async);
+extern void ata_sas_port_suspend(struct ata_port *ap);
+extern void ata_sas_port_resume(struct ata_port *ap);
 #else
-static inline int ata_sas_port_async_suspend(struct ata_port *ap, int *async)
+static inline void ata_sas_port_suspend(struct ata_port *ap)
 {
-	return 0;
 }
-static inline int ata_sas_port_async_resume(struct ata_port *ap, int *async)
+static inline void ata_sas_port_async_resume(struct ata_port *ap)
 {
-	return 0;
 }
 #endif
 extern int ata_ratelimit(void);