提交 31641cda 编写于 作者: V Viresh Kumar 提交者: Rafael J. Wysocki

PM / OPP: Take reference of the OPP table while adding/removing OPPs

Take reference of the OPP table while adding and removing OPPs, that
helps us remove special checks in _remove_opp_table().
Signed-off-by: NViresh Kumar <viresh.kumar@linaro.org>
Reviewed-by: NStephen Boyd <sboyd@codeaurora.org>
Signed-off-by: NRafael J. Wysocki <rafael.j.wysocki@intel.com>
上级 fa30184d
...@@ -971,9 +971,6 @@ EXPORT_SYMBOL_GPL(dev_pm_opp_put_opp_table); ...@@ -971,9 +971,6 @@ EXPORT_SYMBOL_GPL(dev_pm_opp_put_opp_table);
*/ */
static void _remove_opp_table(struct opp_table *opp_table) static void _remove_opp_table(struct opp_table *opp_table)
{ {
if (!list_empty(&opp_table->opp_list))
return;
dev_pm_opp_put_opp_table_unlocked(opp_table); dev_pm_opp_put_opp_table_unlocked(opp_table);
} }
...@@ -1018,8 +1015,7 @@ static void _opp_remove(struct opp_table *opp_table, struct dev_pm_opp *opp) ...@@ -1018,8 +1015,7 @@ static void _opp_remove(struct opp_table *opp_table, struct dev_pm_opp *opp)
call_srcu(&opp_table->srcu_head.srcu, &opp->rcu_head, _kfree_opp_rcu); call_srcu(&opp_table->srcu_head.srcu, &opp->rcu_head, _kfree_opp_rcu);
mutex_unlock(&opp_table->lock); mutex_unlock(&opp_table->lock);
dev_pm_opp_put_opp_table(opp_table);
_remove_opp_table(opp_table);
} }
/** /**
...@@ -1170,6 +1166,9 @@ int _opp_add(struct device *dev, struct dev_pm_opp *new_opp, ...@@ -1170,6 +1166,9 @@ int _opp_add(struct device *dev, struct dev_pm_opp *new_opp,
new_opp->opp_table = opp_table; new_opp->opp_table = opp_table;
/* Get a reference to the OPP table */
_get_opp_table_kref(opp_table);
ret = opp_debug_create_one(new_opp, opp_table); ret = opp_debug_create_one(new_opp, opp_table);
if (ret) if (ret)
dev_err(dev, "%s: Failed to register opp to debugfs (%d)\n", dev_err(dev, "%s: Failed to register opp to debugfs (%d)\n",
......
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