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Commit b252df6e authored by David Collins's avatar David Collins
Browse files

cpuidle: lpm-levels: log enabled regulators before entering suspend 



Add a call to regulator_debug_print_enabled() immediately before
entering suspend.  This will print a list of all regulators that
are enabled in kernel log.

Change-Id: I532d842323fb72ef77044b5104e7b6de00748374
Signed-off-by: default avatarDavid Collins <collinsd@codeaurora.org>
parent 95d18be6

drivers/cpuidle/lpm-levels.c

+8 −5
Original line number Diff line number Diff line
@@ -27,6 +27,7 @@ 
#include <linux/sched.h>

#include <linux/cpu_pm.h>

#include <linux/cpuhotplug.h>

#include <linux/regulator/machine.h>

#include <linux/sched/clock.h>

#include <linux/sched/stat.h>

#include <soc/qcom/pm.h>
@@ -1032,13 +1033,15 @@ static int cluster_configure(struct lpm_cluster *cluster, int idx, 


	if (level->notify_rpm) {

		/*

		 * Print the clocks which are enabled during system suspend

		 * This debug information is useful to know which are the

		 * clocks that are enabled and preventing the system level

		 * Print the clocks and regulators which are enabled during

		 * system suspend.  This debug information is useful to know

		 * which resources are enabled and preventing the system level

		 * LPMs (XO and Vmin).

		 */

		if (!from_idle)

		if (!from_idle) {

			clock_debug_print_enabled();

			regulator_debug_print_enabled();

		}



		cpu = get_next_online_cpu(from_idle);

		cpumask_copy(&cpumask, cpumask_of(cpu));