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[v4,2/9] PM / Domain: Add residency property to genpd states

Message ID 1477347668-41901-3-git-send-email-lina.iyer@linaro.org (mailing list archive)
State Not Applicable, archived
Delegated to: Andy Gross
Headers show

Commit Message

Lina Iyer Oct. 24, 2016, 10:21 p.m. UTC 
Residency of a domain's idle state indicates that the minimum idle time
for the domain's idle state to be beneficial for power. Add the
parameter to the state node. Future patches, will use the residency
value in the genpd governor to determine if it is worth while to enter
an idle state.

Signed-off-by: Lina Iyer <lina.iyer@linaro.org>
Acked-by: Ulf Hansson <ulf.hansson@linaro.org>
---
 include/linux/pm_domain.h | 1 +
 1 file changed, 1 insertion(+)
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Patch

diff --git a/include/linux/pm_domain.h b/include/linux/pm_domain.h
index de1d8f3..f4492eb 100644
--- a/include/linux/pm_domain.h
+++ b/include/linux/pm_domain.h
@@ -38,6 +38,7 @@  struct gpd_dev_ops {
 struct genpd_power_state {
 	s64 power_off_latency_ns;
 	s64 power_on_latency_ns;
+	s64 residency_ns;
 };
 
 struct generic_pm_domain {