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Commit b7cc56a7 authored by qctecmdr Service's avatar qctecmdr Service Committed by Gerrit - the friendly Code Review server
Browse files

Merge "drivers: cpuidle: lpm_levels: Correctly update lpm stats"

parents a792e0a3 522960c3

drivers/cpuidle/lpm-levels.c

+14 −11
Original line number Diff line number Diff line
@@ -115,7 +115,7 @@ static const int num_dbg_elements = 0x100; 


static void cluster_unprepare(struct lpm_cluster *cluster,

		const struct cpumask *cpu, int child_idx, bool from_idle,

		int64_t time);

		int64_t time, bool success);

static void cluster_prepare(struct lpm_cluster *cluster,

		const struct cpumask *cpu, int child_idx, bool from_idle,

		int64_t time);
@@ -326,7 +326,8 @@ static int lpm_starting_cpu(unsigned int cpu) 
	update_debug_pc_event(CPU_HP_STARTING, cpu,

				cluster->num_children_in_sync.bits[0],

				cluster->child_cpus.bits[0], false);

	cluster_unprepare(cluster, get_cpu_mask(cpu), NR_LPM_LEVELS, false, 0);

	cluster_unprepare(cluster, get_cpu_mask(cpu), NR_LPM_LEVELS, false,

						0, true);

	return 0;

}
@@ -1166,7 +1167,7 @@ static void cluster_prepare(struct lpm_cluster *cluster, 


static void cluster_unprepare(struct lpm_cluster *cluster,

		const struct cpumask *cpu, int child_idx, bool from_idle,

		int64_t end_time)

		int64_t end_time, bool success)

{

	struct lpm_cluster_level *level;

	bool first_cpu;
@@ -1203,13 +1204,13 @@ static void cluster_unprepare(struct lpm_cluster *cluster, 
	if (cluster->stats->sleep_time)

		cluster->stats->sleep_time = end_time -

			cluster->stats->sleep_time;

	lpm_stats_cluster_exit(cluster->stats, cluster->last_level, true);

	lpm_stats_cluster_exit(cluster->stats, cluster->last_level, success);



	level = &cluster->levels[cluster->last_level];



	if (level->notify_rpm)

		if (sys_pm_ops && sys_pm_ops->exit)

			sys_pm_ops->exit();

			sys_pm_ops->exit(success);



	update_debug_pc_event(CLUSTER_EXIT, cluster->last_level,

			cluster->num_children_in_sync.bits[0],
@@ -1227,7 +1228,7 @@ static void cluster_unprepare(struct lpm_cluster *cluster, 
		update_cluster_history(&cluster->history, last_level);



	cluster_unprepare(cluster->parent, &cluster->child_cpus,

			last_level, from_idle, end_time);

			last_level, from_idle, end_time, success);

unlock_return:

	spin_unlock(&cluster->sync_lock);

}
@@ -1410,7 +1411,7 @@ static int lpm_cpuidle_enter(struct cpuidle_device *dev, 
	end_time = ktime_to_ns(ktime_get());

	lpm_stats_cpu_exit(idx, end_time, success);



	cluster_unprepare(cpu->parent, cpumask, idx, true, end_time);

	cluster_unprepare(cpu->parent, cpumask, idx, true, end_time, success);

	cpu_unprepare(cpu, idx, true);

	dev->last_residency = ktime_us_delta(ktime_get(), start);

	update_history(dev, idx);
@@ -1428,6 +1429,7 @@ static void lpm_cpuidle_s2idle(struct cpuidle_device *dev, 
{

	struct lpm_cpu *cpu = per_cpu(cpu_lpm, dev->cpu);

	const struct cpumask *cpumask = get_cpu_mask(dev->cpu);

	bool success = false;



	for (; idx >= 0; idx--) {

		if (lpm_cpu_mode_allow(dev->cpu, idx, false))
@@ -1441,9 +1443,9 @@ static void lpm_cpuidle_s2idle(struct cpuidle_device *dev, 
	cpu_prepare(cpu, idx, true);

	cluster_prepare(cpu->parent, cpumask, idx, false, 0);



	psci_enter_sleep(cpu, idx, false);

	success = psci_enter_sleep(cpu, idx, false);



	cluster_unprepare(cpu->parent, cpumask, idx, false, 0);

	cluster_unprepare(cpu->parent, cpumask, idx, false, 0, success);

	cpu_unprepare(cpu, idx, true);

}
@@ -1656,6 +1658,7 @@ static int lpm_suspend_enter(suspend_state_t state) 
	struct lpm_cluster *cluster = lpm_cpu->parent;

	const struct cpumask *cpumask = get_cpu_mask(cpu);

	int idx;

	bool success;



	for (idx = lpm_cpu->nlevels - 1; idx >= 0; idx--) {

		if (lpm_cpu_mode_allow(cpu, idx, false))
@@ -1668,9 +1671,9 @@ static int lpm_suspend_enter(suspend_state_t state) 
	cpu_prepare(lpm_cpu, idx, false);

	cluster_prepare(cluster, cpumask, idx, false, 0);



	psci_enter_sleep(lpm_cpu, idx, false);

	success = psci_enter_sleep(lpm_cpu, idx, false);



	cluster_unprepare(cluster, cpumask, idx, false, 0);

	cluster_unprepare(cluster, cpumask, idx, false, 0, success);

	cpu_unprepare(lpm_cpu, idx, false);

	return 0;

}

drivers/irqchip/qcom/mpm.c

+1 −1
Original line number Diff line number Diff line
@@ -417,7 +417,7 @@ static int msm_get_apps_irq(unsigned int mpm_irq) 


}



static void system_pm_exit_sleep(void)

static void system_pm_exit_sleep(bool success)

{

	msm_rpm_exit_sleep();

}

drivers/soc/qcom/system_pm.c

+3 −2
Original line number Diff line number Diff line
@@ -66,8 +66,9 @@ static int system_sleep_enter(struct cpumask *mask) 
/**

 * system_sleep_exit() - Activities done when exiting system low power modes

 */

static void system_sleep_exit(void)

static void system_sleep_exit(bool success)

{

	if (success)

		msm_rpmh_master_stats_update();

}

include/soc/qcom/lpm_levels.h

+1 −1
Original line number Diff line number Diff line
@@ -15,7 +15,7 @@ 


struct system_pm_ops {

	int (*enter)(struct cpumask *mask);

	void (*exit)(void);

	void (*exit)(bool success);

	int (*update_wakeup)(bool);

	bool (*sleep_allowed)(void);

};