PM: QoS: Drop the PM_QOS_SUM QoS type (87ad7356) · Commits · 戴 / test

The PM_QOS_SUM QoS type is not used, so drop it along with the code referring to it in pm_qos_get_value() and the related local variables in there. No intentional functional impact. Signed-off-by:

Rafael J. Wysocki <rafael.j.wysocki@intel.com> Reviewed-by:

Ulf Hansson <ulf.hansson@linaro.org> Reviewed-by:

Amit Kucheria <amit.kucheria@linaro.org> Tested-by:

Amit Kucheria <amit.kucheria@linaro.org>

include/linux/pm_qos.h

+0 −1

Original line number	Diff line number	Diff line
		@@ -53,7 +53,6 @@ enum pm_qos_type {
		PM_QOS_UNITIALIZED,
		PM_QOS_MAX, /* return the largest value */
		PM_QOS_MIN, /* return the smallest value */
		PM_QOS_SUM /* return the sum */
		};

		/*

kernel/power/qos.c

+0 −9

Original line number	Diff line number	Diff line
		@@ -101,9 +101,6 @@ static const struct file_operations pm_qos_power_fops = {
		/* unlocked internal variant */
		static inline int pm_qos_get_value(struct pm_qos_constraints *c)
		{
		struct plist_node *node;
		int total_value = 0;

		if (plist_head_empty(&c->list))
		return c->no_constraint_value;

		@@ -114,12 +111,6 @@ static inline int pm_qos_get_value(struct pm_qos_constraints *c)
		case PM_QOS_MAX:
		return plist_last(&c->list)->prio;

		case PM_QOS_SUM:
		plist_for_each(node, &c->list)
		total_value += node->prio;

		return total_value;

		default:
		/* runtime check for not using enum */
		BUG();

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