Commit 144b00cf authored Nov 30, 2017 by Maulik Shah Committed by Lina Iyer Feb 20, 2019

cpuidle: lpm-levels: Do not predict LPM for isolated cpus



Prediction can select shallower low power mode for isolated
cpu based on historical data.

Do not predict LPMs for isolated cpus.

Change-Id: I998008ef3c578c1dccfacae8513a15dfbe397e16
Signed-off-by: Maulik Shah <mkshah@codeaurora.org>

parent c69f942c

drivers/cpuidle/lpm-levels.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -631,7 +631,7 @@ static int cpu_power_select(struct cpuidle_device *dev,
		next_wakeup_us = next_event_us - lvl_latency_us;
		}

		if (!i) {
		if (!i && !cpu_isolated(dev->cpu)) {
		/*
		* If the next_wake_us itself is not sufficient for
		* deeper low power modes than clock gating do not