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Diffstat (limited to 'include/linux/amba/bus.h')
-rw-r--r--include/linux/amba/bus.h20
1 files changed, 20 insertions, 0 deletions
diff --git a/include/linux/amba/bus.h b/include/linux/amba/bus.h
index 8d54f79457b..affea2229c4 100644
--- a/include/linux/amba/bus.h
+++ b/include/linux/amba/bus.h
@@ -128,3 +128,23 @@ struct amba_device name##_device = { \
module_driver(__amba_drv, amba_driver_register, amba_driver_unregister)
#endif
+
+#ifdef CONFIG_SUSPEND
+extern int amba_pm_suspend(struct device *dev);
+extern int amba_pm_resume(struct device *dev);
+#else
+#define amba_pm_suspend NULL
+#define amba_pm_resume NULL
+#endif
+
+#ifdef CONFIG_HIBERNATE_CALLBACKS
+extern int amba_pm_freeze(struct device *dev);
+extern int amba_pm_thaw(struct device *dev);
+extern int amba_pm_poweroff(struct device *dev);
+extern int amba_pm_restore(struct device *dev);
+#else
+#define amba_pm_freeze NULL
+#define amba_pm_thaw NULL
+#define amba_pm_poweroff NULL
+#define amba_pm_restore NULL
+#endif