From 9274c892430ef3240acf3f336916f64fe2b67b02 Mon Sep 17 00:00:00 2001 From: Viresh Kumar Date: Mon, 2 Jan 2017 14:41:00 +0530 Subject: [PATCH] PM / OPP: Rename and split _dev_pm_opp_remove_table() Later patches would want to remove OPP table (and its OPPs) using the opp_table pointer instead of 'dev'. In order to prepare for that, rename _dev_pm_opp_remove_table() as _dev_pm_opp_find_and_remove_table() split out part of it. Signed-off-by: Viresh Kumar Reviewed-by: Stephen Boyd Signed-off-by: Rafael J. Wysocki --- drivers/base/power/opp/core.c | 35 ++++++++++++++++++++++------------- drivers/base/power/opp/of.c | 2 +- drivers/base/power/opp/opp.h | 2 +- 3 files changed, 24 insertions(+), 15 deletions(-) diff --git a/drivers/base/power/opp/core.c b/drivers/base/power/opp/core.c index ea5b90e0882c..b3a624a4af81 100644 --- a/drivers/base/power/opp/core.c +++ b/drivers/base/power/opp/core.c @@ -1888,11 +1888,29 @@ EXPORT_SYMBOL_GPL(dev_pm_opp_get_notifier); * Free OPPs either created using static entries present in DT or even the * dynamically added entries based on remove_all param. */ -void _dev_pm_opp_remove_table(struct device *dev, bool remove_all) +static void _dev_pm_opp_remove_table(struct opp_table *opp_table, + struct device *dev, bool remove_all) { - struct opp_table *opp_table; struct dev_pm_opp *opp, *tmp; + opp_rcu_lockdep_assert(); + + /* Find if opp_table manages a single device */ + if (list_is_singular(&opp_table->dev_list)) { + /* Free static OPPs */ + list_for_each_entry_safe(opp, tmp, &opp_table->opp_list, node) { + if (remove_all || !opp->dynamic) + _opp_remove(opp_table, opp); + } + } else { + _remove_opp_dev(_find_opp_dev(dev, opp_table), opp_table); + } +} + +void _dev_pm_opp_find_and_remove_table(struct device *dev, bool remove_all) +{ + struct opp_table *opp_table; + /* Hold our table modification lock here */ mutex_lock(&opp_table_lock); @@ -1909,16 +1927,7 @@ void _dev_pm_opp_remove_table(struct device *dev, bool remove_all) goto unlock; } - /* Find if opp_table manages a single device */ - if (list_is_singular(&opp_table->dev_list)) { - /* Free static OPPs */ - list_for_each_entry_safe(opp, tmp, &opp_table->opp_list, node) { - if (remove_all || !opp->dynamic) - _opp_remove(opp_table, opp); - } - } else { - _remove_opp_dev(_find_opp_dev(dev, opp_table), opp_table); - } + _dev_pm_opp_remove_table(opp_table, dev, remove_all); unlock: mutex_unlock(&opp_table_lock); @@ -1939,6 +1948,6 @@ void _dev_pm_opp_remove_table(struct device *dev, bool remove_all) */ void dev_pm_opp_remove_table(struct device *dev) { - _dev_pm_opp_remove_table(dev, true); + _dev_pm_opp_find_and_remove_table(dev, true); } EXPORT_SYMBOL_GPL(dev_pm_opp_remove_table); diff --git a/drivers/base/power/opp/of.c b/drivers/base/power/opp/of.c index 67c9eeded4e1..442fa46c4f5c 100644 --- a/drivers/base/power/opp/of.c +++ b/drivers/base/power/opp/of.c @@ -238,7 +238,7 @@ static int opp_parse_supplies(struct dev_pm_opp *opp, struct device *dev, */ void dev_pm_opp_of_remove_table(struct device *dev) { - _dev_pm_opp_remove_table(dev, false); + _dev_pm_opp_find_and_remove_table(dev, false); } EXPORT_SYMBOL_GPL(dev_pm_opp_of_remove_table); diff --git a/drivers/base/power/opp/opp.h b/drivers/base/power/opp/opp.h index 334f7570df32..c4b539a8533a 100644 --- a/drivers/base/power/opp/opp.h +++ b/drivers/base/power/opp/opp.h @@ -192,7 +192,7 @@ struct opp_table { /* Routines internal to opp core */ struct opp_table *_find_opp_table(struct device *dev); struct opp_device *_add_opp_dev(const struct device *dev, struct opp_table *opp_table); -void _dev_pm_opp_remove_table(struct device *dev, bool remove_all); +void _dev_pm_opp_find_and_remove_table(struct device *dev, bool remove_all); struct dev_pm_opp *_opp_allocate(struct device *dev, struct opp_table **opp_table); void _opp_free(struct dev_pm_opp *opp, struct opp_table *opp_table); int _opp_add(struct device *dev, struct dev_pm_opp *new_opp, struct opp_table *opp_table); -- 2.45.2