From: Felix Fietkau <nbd@xxxxxxxx>
Signed-off-by: Felix Fietkau <nbd@xxxxxxxx>
Signed-off-by: Johannes Berg <johannes.berg@xxxxxxxxx>
---
backport/backport-include/linux/pm.h | 30 ++++++++++++++++++++++++++++
1 file changed, 30 insertions(+)
diff --git a/backport/backport-include/linux/pm.h b/backport/backport-include/linux/pm.h
index 926b0bf15c8e..24d760fab33c 100644
--- a/backport/backport-include/linux/pm.h
+++ b/backport/backport-include/linux/pm.h
@@ -14,4 +14,34 @@
#define PMSG_IS_AUTO(msg) (((msg).event & PM_EVENT_AUTO) != 0)
#endif
+#ifndef DEFINE_SIMPLE_DEV_PM_OPS
+
+#define pm_sleep_ptr(_ptr) (IS_ENABLED(CONFIG_PM_SLEEP) ? (_ptr) : NULL)
+
+#define SYSTEM_SLEEP_PM_OPS(suspend_fn, resume_fn) \
+ .suspend = pm_sleep_ptr(suspend_fn), \
+ .resume = pm_sleep_ptr(resume_fn), \
+ .freeze = pm_sleep_ptr(suspend_fn), \
+ .thaw = pm_sleep_ptr(resume_fn), \
+ .poweroff = pm_sleep_ptr(suspend_fn), \
+ .restore = pm_sleep_ptr(resume_fn),
+
+#define RUNTIME_PM_OPS(suspend_fn, resume_fn, idle_fn) \
+ .runtime_suspend = suspend_fn, \
+ .runtime_resume = resume_fn, \
+ .runtime_idle = idle_fn,
+
+#define _DEFINE_DEV_PM_OPS(name, \
+ suspend_fn, resume_fn, \
+ runtime_suspend_fn, runtime_resume_fn, idle_fn) \
+const struct dev_pm_ops name = { \
+ SYSTEM_SLEEP_PM_OPS(suspend_fn, resume_fn) \
+ RUNTIME_PM_OPS(runtime_suspend_fn, runtime_resume_fn, idle_fn) \
+}
+
+#define DEFINE_SIMPLE_DEV_PM_OPS(name, suspend_fn, resume_fn) \
+ _DEFINE_DEV_PM_OPS(name, suspend_fn, resume_fn, NULL, NULL, NULL)
+
+#endif
+
#endif /* __BACKPORT_PM_H */
--
2.45.1
