linux-kernel - [PATCH] regulator: twl: Convert twl4030ldo_ops to get_voltage

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Date:	Sat, 16 Feb 2013 10:09:54 +0800
From:	Axel Lin <axel.lin@...ics.com>
To:	Mark Brown <broonie@...nsource.wolfsonmicro.com>
Cc:	Tero Kristo <t-kristo@...com>,
	Aaro Koskinen <aaro.koskinen@....fi>,
	Liam Girdwood <lgirdwood@...il.com>,
	linux-kernel@...r.kernel.org
Subject: [PATCH] regulator: twl: Convert twl4030ldo_ops to get_voltage_sel

This fixes an inconsistent behavior between list_voltage() and get_voltage()
because current implementation of get_voltage() does not check the case
IS_UNSUP() is true.

Signed-off-by: Axel Lin <axel.lin@...ics.com>
---
 drivers/regulator/twl-regulator.c |    9 ++++-----
 1 file changed, 4 insertions(+), 5 deletions(-)

diff --git a/drivers/regulator/twl-regulator.c b/drivers/regulator/twl-regulator.c
index 683d314..d62604c0 100644
--- a/drivers/regulator/twl-regulator.c
+++ b/drivers/regulator/twl-regulator.c
@@ -465,24 +465,23 @@ twl4030ldo_set_voltage_sel(struct regulator_dev *rdev, unsigned selector)
 			    selector);
 }
 
-static int twl4030ldo_get_voltage(struct regulator_dev *rdev)
+static int twl4030ldo_get_voltage_sel(struct regulator_dev *rdev)
 {
 	struct twlreg_info	*info = rdev_get_drvdata(rdev);
-	int		vsel = twlreg_read(info, TWL_MODULE_PM_RECEIVER,
-								VREG_VOLTAGE);
+	int vsel = twlreg_read(info, TWL_MODULE_PM_RECEIVER, VREG_VOLTAGE);
 
 	if (vsel < 0)
 		return vsel;
 
 	vsel &= info->table_len - 1;
-	return LDO_MV(info->table[vsel]) * 1000;
+	return vsel;
 }
 
 static struct regulator_ops twl4030ldo_ops = {
 	.list_voltage	= twl4030ldo_list_voltage,
 
 	.set_voltage_sel = twl4030ldo_set_voltage_sel,
-	.get_voltage	= twl4030ldo_get_voltage,
+	.get_voltage_sel = twl4030ldo_get_voltage_sel,
 
 	.enable		= twl4030reg_enable,
 	.disable	= twl4030reg_disable,
-- 
1.7.9.5



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