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Commit 5c399b88 authored by Mahesh Sivasubramanian's avatar Mahesh Sivasubramanian
Browse files

msm: pm: Remove log messages for hotplug 



The log messages to indicate a system entering low power mode during
suspend are also being printed for a cpu hotplug and floods the system
log buffer. Print the log message for suspend operation only and ignore
them during the hotplug path.

Change-Id: I0cdeab5f0e58bb7524c51e3801802a1cfc37c6c3
Signed-off-by: default avatarMahesh Sivasubramanian <msivasub@codeaurora.org>
parent 58109805

arch/arm/mach-msm/msm-pm.c

+7 −7
Original line number Diff line number Diff line
@@ -493,11 +493,12 @@ void msm_cpu_pm_enter_sleep(enum msm_pm_sleep_mode mode, bool from_idle) 
{

	int64_t time = 0;

	enum msm_pm_time_stats_id exit_stat = -1;

	unsigned int cpu = smp_processor_id();



	if (!from_idle || (MSM_PM_DEBUG_IDLE & msm_pm_debug_mask))

		pr_info("CPU%u:%s mode:%d during %s\n",

			smp_processor_id(), __func__, mode,

			from_idle ? "idle" : "suspend");

	if ((!from_idle  && cpu_online(cpu))

			|| (MSM_PM_DEBUG_IDLE & msm_pm_debug_mask))

		pr_info("CPU%u:%s mode:%d during %s\n", cpu, __func__,

				mode, from_idle ? "idle" : "suspend");



	if (from_idle)

		time = sched_clock();
@@ -540,10 +541,9 @@ int msm_pm_wait_cpu_shutdown(unsigned int cpu) 
		 */

		int acc_sts = __raw_readl(msm_pm_slp_sts[cpu].base_addr);



		if (acc_sts & msm_pm_slp_sts[cpu].mask) {

			pr_info("CPU is power collapsed\n");

		if (acc_sts & msm_pm_slp_sts[cpu].mask)

			return 0;

		}



		udelay(100);

		WARN(++timeout == 20, "CPU%u didn't collapse in 2ms\n", cpu);

	}