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Commit 767d2d71 authored by Rafael J. Wysocki's avatar Rafael J. Wysocki
Browse files

Merge branches 'pm-cpuidle' and 'pm-opp' 

* pm-cpuidle:
  cpuidle: haltpoll: Take 'idle=' override into account

* pm-opp:
  opp: Reinitialize the list_kref before adding the static OPPs again
  opp: core: Revert "add regulators enable and disable"
  opp: of: drop incorrect lockdep_assert_held()
parents 6941051d 31d85140 028db79c

drivers/cpuidle/cpuidle-haltpoll.c

+4 −0
Original line number Diff line number Diff line
@@ -95,6 +95,10 @@ static int __init haltpoll_init(void) 
	int ret;

	struct cpuidle_driver *drv = &haltpoll_driver;



	/* Do not load haltpoll if idle= is passed */

	if (boot_option_idle_override != IDLE_NO_OVERRIDE)

		return -ENODEV;



	cpuidle_poll_state_init(drv);



	if (!kvm_para_available() ||

drivers/opp/core.c

+3 −13
Original line number Diff line number Diff line
@@ -1626,12 +1626,6 @@ struct opp_table *dev_pm_opp_set_regulators(struct device *dev, 
			goto free_regulators;

		}



		ret = regulator_enable(reg);

		if (ret < 0) {

			regulator_put(reg);

			goto free_regulators;

		}



		opp_table->regulators[i] = reg;

	}
@@ -1645,10 +1639,8 @@ struct opp_table *dev_pm_opp_set_regulators(struct device *dev, 
	return opp_table;



free_regulators:

	while (i--) {

		regulator_disable(opp_table->regulators[i]);

		regulator_put(opp_table->regulators[i]);

	}

	while (i != 0)

		regulator_put(opp_table->regulators[--i]);



	kfree(opp_table->regulators);

	opp_table->regulators = NULL;
@@ -1674,10 +1666,8 @@ void dev_pm_opp_put_regulators(struct opp_table *opp_table) 
	/* Make sure there are no concurrent readers while updating opp_table */

	WARN_ON(!list_empty(&opp_table->opp_list));



	for (i = opp_table->regulator_count - 1; i >= 0; i--) {

		regulator_disable(opp_table->regulators[i]);

	for (i = opp_table->regulator_count - 1; i >= 0; i--)

		regulator_put(opp_table->regulators[i]);

	}



	_free_set_opp_data(opp_table);

drivers/opp/of.c

+7 −2
Original line number Diff line number Diff line
@@ -77,8 +77,6 @@ static struct dev_pm_opp *_find_opp_of_np(struct opp_table *opp_table, 
{

	struct dev_pm_opp *opp;



	lockdep_assert_held(&opp_table_lock);



	mutex_lock(&opp_table->lock);



	list_for_each_entry(opp, &opp_table->opp_list, node) {
@@ -665,6 +663,13 @@ static int _of_add_opp_table_v2(struct device *dev, struct opp_table *opp_table) 
		return 0;

	}



	/*

	 * Re-initialize list_kref every time we add static OPPs to the OPP

	 * table as the reference count may be 0 after the last tie static OPPs

	 * were removed.

	 */

	kref_init(&opp_table->list_kref);



	/* We have opp-table node now, iterate over it and add OPPs */

	for_each_available_child_of_node(opp_table->np, np) {

		opp = _opp_add_static_v2(opp_table, dev, np);