Allow devices that know when their next wakeup event is, to record save
it as part of timing data. A genpd governor may use this data to
determine if suspending the domain is going to affect the QoS of its
devices.

Signed-off-by: Lina Iyer <[email protected]>
---
 include/linux/pm_domain.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/include/linux/pm_domain.h b/include/linux/pm_domain.h
index f1329ea..9ac089d 100644
--- a/include/linux/pm_domain.h
+++ b/include/linux/pm_domain.h
@@ -16,6 +16,7 @@
 #include <linux/of.h>
 #include <linux/notifier.h>
 #include <linux/spinlock.h>
+#include <linux/ktime.h>
 
 /* Defines used for the flags field in the struct generic_pm_domain */
 #define GENPD_FLAG_PM_CLK      (1U << 0) /* PM domain uses PM clk */
@@ -104,6 +105,7 @@ struct gpd_timing_data {
        s64 effective_constraint_ns;
        bool constraint_changed;
        bool cached_stop_ok;
+       ktime_t next_wakeup;
 };
 
 struct pm_domain_data {
-- 
2.1.4

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