OPP: Remove dev_pm_opp_find_freq_ceil_by_volt()

This was added few years back, but the code that was supposed to use it
never got merged. Remove the unused helper.

Tested-by: Dmitry Osipenko <dmitry.osipenko@collabora.com>
Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>

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