regulator: max8925: Convert to regulator_list_voltage_linear()

Signed-off-by: Axel Lin <axel.lin@gmail.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

diff --git a/drivers/regulator/max8925-regulator.c b/drivers/regulator/max8925-regulator.c
index 529ee41..7dbae39 100644 (file)
--- a/drivers/regulator/max8925-regulator.c
+++ b/drivers/regulator/max8925-regulator.c
@@ -38,9 +38,7 @@ struct max8925_regulator_info {
        struct i2c_client       *i2c;
        struct max8925_chip     *chip;
 
-       int     min_uV;
        int     max_uV;
-       int     step_uV;
        int     vol_reg;
        int     enable_reg;
 };
@@ -48,18 +46,12 @@ struct max8925_regulator_info {
 static inline int check_range(struct max8925_regulator_info *info,
                              int min_uV, int max_uV)
 {
-       if (min_uV < info->min_uV || min_uV > info->max_uV)
+       if (min_uV < info->desc.min_uV || min_uV > info->max_uV)
                return -EINVAL;
 
        return 0;
 }
 
-static int max8925_list_voltage(struct regulator_dev *rdev, unsigned index)
-{
-       struct max8925_regulator_info *info = rdev_get_drvdata(rdev);
-       return info->min_uV + index * info->step_uV;
-}
-
 static int max8925_set_voltage(struct regulator_dev *rdev,
                               int min_uV, int max_uV, unsigned int *selector)
 {
@@ -71,7 +63,7 @@ static int max8925_set_voltage(struct regulator_dev *rdev,
                        min_uV, max_uV);
                return -EINVAL;
        }
-       data = DIV_ROUND_UP(min_uV - info->min_uV, info->step_uV);
+       data = DIV_ROUND_UP(min_uV - info->desc.min_uV, info->desc.uV_step);
        *selector = data;
        mask = rdev->desc->n_voltages - 1;
 
@@ -160,7 +152,7 @@ static int max8925_set_dvm_disable(struct regulator_dev *rdev)
 }
 
 static struct regulator_ops max8925_regulator_sdv_ops = {
-       .list_voltage           = max8925_list_voltage,
+       .list_voltage           = regulator_list_voltage_linear,
        .set_voltage            = max8925_set_voltage,
        .get_voltage_sel        = max8925_get_voltage_sel,
        .enable                 = max8925_enable,
@@ -172,7 +164,7 @@ static struct regulator_ops max8925_regulator_sdv_ops = {
 };
 
 static struct regulator_ops max8925_regulator_ldo_ops = {
-       .list_voltage           = max8925_list_voltage,
+       .list_voltage           = regulator_list_voltage_linear,
        .set_voltage            = max8925_set_voltage,
        .get_voltage_sel        = max8925_get_voltage_sel,
        .enable                 = max8925_enable,
@@ -189,10 +181,10 @@ static struct regulator_ops max8925_regulator_ldo_ops = {
                .id     = MAX8925_ID_SD##_id,                   \
                .owner  = THIS_MODULE,                          \
                .n_voltages = 64,                               \
+               .min_uV = min * 1000,                           \
+               .uV_step = step * 1000,                         \
        },                                                      \
-       .min_uV         = min * 1000,                           \
        .max_uV         = max * 1000,                           \
-       .step_uV        = step * 1000,                          \
        .vol_reg        = MAX8925_SDV##_id,                     \
        .enable_reg     = MAX8925_SDCTL##_id,                   \
 }
@@ -206,10 +198,10 @@ static struct regulator_ops max8925_regulator_ldo_ops = {
                .id     = MAX8925_ID_LDO##_id,                  \
                .owner  = THIS_MODULE,                          \
                .n_voltages = 64,                               \
+               .min_uV = min * 1000,                           \
+               .uV_step = step * 1000,                         \
        },                                                      \
-       .min_uV         = min * 1000,                           \
        .max_uV         = max * 1000,                           \
-       .step_uV        = step * 1000,                          \
        .vol_reg        = MAX8925_LDOVOUT##_id,                 \
        .enable_reg     = MAX8925_LDOCTL##_id,                  \
 }
@@ -320,4 +312,3 @@ MODULE_LICENSE("GPL");
 MODULE_AUTHOR("Haojian Zhuang <haojian.zhuang@marvell.com>");
 MODULE_DESCRIPTION("Regulator Driver for Maxim 8925 PMIC");
 MODULE_ALIAS("platform:max8925-regulator");
-