linux-kernel - [PATCH RFT 1/2] regulator: tps62360: Convert to regulator_list_voltage

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Date:	Mon, 14 May 2012 11:25:42 +0800
From:	Axel Lin <axel.lin@...il.com>
To:	linux-kernel@...r.kernel.org
Cc:	Laxman Dewangan <ldewangan@...dia.com>, Liam Girdwood <lrg@...com>,
	Mark Brown <broonie@...nsource.wolfsonmicro.com>
Subject: [PATCH RFT 1/2] regulator: tps62360: Convert to
 regulator_list_voltage_linear()

Signed-off-by: Axel Lin <axel.lin@...il.com>
---
 drivers/regulator/tps62360-regulator.c |   20 ++++++--------------
 1 files changed, 6 insertions(+), 14 deletions(-)

diff --git a/drivers/regulator/tps62360-regulator.c b/drivers/regulator/tps62360-regulator.c
index 60765cc..dae08a8 100644
--- a/drivers/regulator/tps62360-regulator.c
+++ b/drivers/regulator/tps62360-regulator.c
@@ -185,28 +185,17 @@ static int tps62360_dcdc_set_voltage(struct regulator_dev *dev,
 	return 0;
 }
 
-static int tps62360_dcdc_list_voltage(struct regulator_dev *dev,
-					unsigned selector)
-{
-	struct tps62360_chip *tps = rdev_get_drvdata(dev);
-
-	if (selector >= tps->desc.n_voltages)
-		return -EINVAL;
-
-	return tps->voltage_base + selector * 10000;
-}
-
 static int tps62360_set_voltage_time_sel(struct regulator_dev *rdev,
 		unsigned int old_selector, unsigned int new_selector)
 {
 	struct tps62360_chip *tps = rdev_get_drvdata(rdev);
 	int old_uV, new_uV;
 
-	old_uV = tps62360_dcdc_list_voltage(rdev, old_selector);
+	old_uV = regulator_list_voltage_linear(rdev, old_selector);
 	if (old_uV < 0)
 		return old_uV;
 
-	new_uV = tps62360_dcdc_list_voltage(rdev, new_selector);
+	new_uV = regulator_list_voltage_linear(rdev, new_selector);
 	if (new_uV < 0)
 		return new_uV;
 
@@ -216,7 +205,7 @@ static int tps62360_set_voltage_time_sel(struct regulator_dev *rdev,
 static struct regulator_ops tps62360_dcdc_ops = {
 	.get_voltage_sel	= tps62360_dcdc_get_voltage_sel,
 	.set_voltage		= tps62360_dcdc_set_voltage,
-	.list_voltage		= tps62360_dcdc_list_voltage,
+	.list_voltage		= regulator_list_voltage_linear,
 	.set_voltage_time_sel	= tps62360_set_voltage_time_sel,
 };
 
@@ -420,6 +409,9 @@ static int __devinit tps62360_probe(struct i2c_client *client,
 	tps->desc.ops = &tps62360_dcdc_ops;
 	tps->desc.type = REGULATOR_VOLTAGE;
 	tps->desc.owner = THIS_MODULE;
+	tps->desc.min_uV = tps->voltage_base;
+	tps->desc.uV_step = 10000;
+
 	tps->regmap = devm_regmap_init_i2c(client, &tps62360_regmap_config);
 	if (IS_ERR(tps->regmap)) {
 		ret = PTR_ERR(tps->regmap);
-- 
1.7.5.4



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