[PATCH 12/13] regulator: check name in initialization of max8925

[Haojian Zhuang]

Check name in initialization of max8925 regulator driver.

Signed-off-by: Haojian Zhuang <haojian.zhuang@xxxxxxxxxxx>
Cc: Liam Girdwood <lrg@xxxxxxxxxxxxxxx>
Cc: Mark Brown <broonie@xxxxxxxxxxxxxxxxxxxxxxxxxxx>
---
 drivers/regulator/max8925-regulator.c |   37 +++++++++++++++-----------------
 1 files changed, 17 insertions(+), 20 deletions(-)

diff --git a/drivers/regulator/max8925-regulator.c b/drivers/regulator/max8925-regulator.c
index 8ae1475..ce821e4 100644
--- a/drivers/regulator/max8925-regulator.c
+++ b/drivers/regulator/max8925-regulator.c
@@ -169,7 +169,7 @@ static struct regulator_ops max8925_regulator_ldo_ops = {
 #define MAX8925_SDV(_id, min, max, step)			\
 {								\
 	.desc	= {						\
-		.name	= "SDV" #_id,				\
+		.name	= "SD" #_id,				\
 		.ops	= &max8925_regulator_sdv_ops,		\
 		.type	= REGULATOR_VOLTAGE,			\
 		.id	= MAX8925_ID_SD##_id,			\
@@ -231,39 +231,36 @@ static struct max8925_regulator_info max8925_regulator_info[] = {
 	MAX8925_LDO(20, 750, 3900, 50),
 };
 
-static struct max8925_regulator_info * __devinit find_regulator_info(int id)
+static int __devinit max8925_regulator_probe(struct platform_device *pdev)
 {
-	struct max8925_regulator_info *ri;
+	struct max8925_chip *chip = dev_get_drvdata(pdev->dev.parent);
+	struct max8925_regulator_info *ri = NULL;
+	struct regulator_init_data *pdata;
+	struct regulator_dev *rdev;
 	int i;
 
+	pdata = pdev->dev.platform_data;
+	if (pdata == NULL)
+		return -EINVAL;
+
 	for (i = 0; i < ARRAY_SIZE(max8925_regulator_info); i++) {
 		ri = &max8925_regulator_info[i];
-		if (ri->desc.id == id)
-			return ri;
+		if (!strcmp(ri->desc.name, pdata->constraints.name))
+			break;
 	}
-	return NULL;
-}
-
-static int __devinit max8925_regulator_probe(struct platform_device *pdev)
-{
-	struct max8925_chip *chip = dev_get_drvdata(pdev->dev.parent);
-	struct max8925_platform_data *pdata = chip->dev->platform_data;
-	struct max8925_regulator_info *ri;
-	struct regulator_dev *rdev;
-
-	ri = find_regulator_info(pdev->id);
-	if (ri == NULL) {
-		dev_err(&pdev->dev, "invalid regulator ID specified\n");
+	if (i > ARRAY_SIZE(max8925_regulator_info)) {
+		dev_err(&pdev->dev, "Failed to find regulator %s\n",
+			pdata->constraints.name);
 		return -EINVAL;
 	}
 	ri->i2c = chip->i2c;
 	ri->chip = chip;
 
 	rdev = regulator_register(&ri->desc, &pdev->dev,
-				  pdata->regulator[pdev->id], ri);
+				  pdata, ri);
 	if (IS_ERR(rdev)) {
 		dev_err(&pdev->dev, "failed to register regulator %s\n",
-				ri->desc.name);
+			ri->desc.name);
 		return PTR_ERR(rdev);
 	}
 
-- 
1.5.6.5

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