linux-kernel - [RFT][PATCH 2/2] regulator: max77843: Convert to use regulator_is_enabled

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Date:	Fri, 01 May 2015 14:17:21 +0800
From:	Axel Lin <axel.lin@...ics.com>
To:	Mark Brown <broonie@...nel.org>
Cc:	Jaewon Kim <jaewon02.kim@...sung.com>,
	Beomho Seo <beomho.seo@...sung.com>,
	Liam Girdwood <lgirdwood@...il.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: [RFT][PATCH 2/2] regulator: max77843: Convert to use
 regulator_is_enabled_regmap

Use regulator_is_enabled_regmap() to replace max77843_reg_is_enabled().

Signed-off-by: Axel Lin <axel.lin@...ics.com>
---
 drivers/regulator/max77843.c | 18 ++----------------
 1 file changed, 2 insertions(+), 16 deletions(-)

diff --git a/drivers/regulator/max77843.c b/drivers/regulator/max77843.c
index 3ae2a9b..f4fd0d3 100644
--- a/drivers/regulator/max77843.c
+++ b/drivers/regulator/max77843.c
@@ -33,21 +33,6 @@ static const unsigned int max77843_safeout_voltage_table[] = {
 	3300000,
 };
 
-static int max77843_reg_is_enabled(struct regulator_dev *rdev)
-{
-	struct regmap *regmap = rdev->regmap;
-	int ret;
-	unsigned int reg;
-
-	ret = regmap_read(regmap, rdev->desc->enable_reg, &reg);
-	if (ret) {
-		dev_err(&rdev->dev, "Fialed to read charger register\n");
-		return ret;
-	}
-
-	return (reg & rdev->desc->enable_mask) == rdev->desc->enable_mask;
-}
-
 static int max77843_reg_get_current_limit(struct regulator_dev *rdev)
 {
 	struct regmap *regmap = rdev->regmap;
@@ -96,7 +81,7 @@ static int max77843_reg_set_current_limit(struct regulator_dev *rdev,
 }
 
 static struct regulator_ops max77843_charger_ops = {
-	.is_enabled		= max77843_reg_is_enabled,
+	.is_enabled		= regulator_is_enabled_regmap,
 	.enable			= regulator_enable_regmap,
 	.disable		= regulator_disable_regmap,
 	.get_current_limit	= max77843_reg_get_current_limit,
@@ -141,6 +126,7 @@ static const struct regulator_desc max77843_supported_regulators[] = {
 		.owner		= THIS_MODULE,
 		.enable_reg	= MAX77843_CHG_REG_CHG_CNFG_00,
 		.enable_mask	= MAX77843_CHG_MASK | MAX77843_CHG_BUCK_MASK,
+		.enable_val	= MAX77843_CHG_MASK | MAX77843_CHG_BUCK_MASK,
 	},
 };
 
-- 
2.1.0



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