diff options
Diffstat (limited to 'drivers/opp')
-rw-r--r-- | drivers/opp/core.c | 54 |
1 files changed, 0 insertions, 54 deletions
diff --git a/drivers/opp/core.c b/drivers/opp/core.c index e74bdc134c5a..fc0232f695c6 100644 --- a/drivers/opp/core.c +++ b/drivers/opp/core.c @@ -608,60 +608,6 @@ struct dev_pm_opp *dev_pm_opp_find_freq_floor(struct device *dev, EXPORT_SYMBOL_GPL(dev_pm_opp_find_freq_floor); /** - * dev_pm_opp_find_freq_ceil_by_volt() - Find OPP with highest frequency for - * target voltage. - * @dev: Device for which we do this operation. - * @u_volt: Target voltage. - * - * Search for OPP with highest (ceil) frequency and has voltage <= u_volt. - * - * Return: matching *opp, else returns ERR_PTR in case of error which should be - * handled using IS_ERR. - * - * Error return values can be: - * EINVAL: bad parameters - * - * The callers are required to call dev_pm_opp_put() for the returned OPP after - * use. - */ -struct dev_pm_opp *dev_pm_opp_find_freq_ceil_by_volt(struct device *dev, - unsigned long u_volt) -{ - struct opp_table *opp_table; - struct dev_pm_opp *temp_opp, *opp = ERR_PTR(-ERANGE); - - if (!dev || !u_volt) { - dev_err(dev, "%s: Invalid argument volt=%lu\n", __func__, - u_volt); - return ERR_PTR(-EINVAL); - } - - opp_table = _find_opp_table(dev); - if (IS_ERR(opp_table)) - return ERR_CAST(opp_table); - - mutex_lock(&opp_table->lock); - - list_for_each_entry(temp_opp, &opp_table->opp_list, node) { - if (temp_opp->available) { - if (temp_opp->supplies[0].u_volt > u_volt) - break; - opp = temp_opp; - } - } - - /* Increment the reference count of OPP */ - if (!IS_ERR(opp)) - dev_pm_opp_get(opp); - - mutex_unlock(&opp_table->lock); - dev_pm_opp_put_opp_table(opp_table); - - return opp; -} -EXPORT_SYMBOL_GPL(dev_pm_opp_find_freq_ceil_by_volt); - -/** * dev_pm_opp_find_level_exact() - search for an exact level * @dev: device for which we do this operation * @level: level to search for |