Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 6d7d5c32 authored by Russell King's avatar Russell King Committed by Rafael J. Wysocki
Browse files

PM / domains: quieten down generic pm domains 



PM domains are rather noisy; scheduling behaviour can cause callbacks
to take longer, which causes them to spit out a warning-level message
each time a callback takes a little longer than the previous time.
There really isn't a need for this, except when debugging.

Acked-by: default avatarUlf Hansson <ulf.hansson@linaro.org>
Acked-by: default avatarKevin Hilman <khilman@linaro.org>
Signed-off-by: default avatarRussell King <rmk+kernel@arm.linux.org.uk>
Signed-off-by: default avatarRafael J. Wysocki <rafael.j.wysocki@intel.com>
parent 632f7ce3

drivers/base/power/domain.c

+4 −4
Original line number Diff line number Diff line
@@ -173,7 +173,7 @@ static int genpd_power_on(struct generic_pm_domain *genpd) 
	genpd->power_on_latency_ns = elapsed_ns;

	genpd->max_off_time_changed = true;

	genpd_recalc_cpu_exit_latency(genpd);

	pr_warn("%s: Power-%s latency exceeded, new value %lld ns\n",

	pr_debug("%s: Power-%s latency exceeded, new value %lld ns\n",

		 genpd->name, "on", elapsed_ns);



	return ret;
@@ -199,7 +199,7 @@ static int genpd_power_off(struct generic_pm_domain *genpd) 


	genpd->power_off_latency_ns = elapsed_ns;

	genpd->max_off_time_changed = true;

	pr_warn("%s: Power-%s latency exceeded, new value %lld ns\n",

	pr_debug("%s: Power-%s latency exceeded, new value %lld ns\n",

		 genpd->name, "off", elapsed_ns);



	return ret;