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Date: Tue, 15 May 2012 21:43:29 +0800
From: Axel Lin <axel.lin@...il.com>
To: linux-kernel@...r.kernel.org
Cc: Wolfram Sang <w.sang@...gutronix.de>, Liam Girdwood <lrg@...com>,
Mark Brown <broonie@...nsource.wolfsonmicro.com>
Subject: [PATCH RFT 3/3] regulator: max8660: Convert to set_voltage_sel and
regulator_map_voltage_linear
Signed-off-by: Axel Lin <axel.lin@...il.com>
---
drivers/regulator/max8660.c | 71 +++++++++----------------------------------
1 files changed, 15 insertions(+), 56 deletions(-)
diff --git a/drivers/regulator/max8660.c b/drivers/regulator/max8660.c
index 93bcfc8..8d53174 100644
--- a/drivers/regulator/max8660.c
+++ b/drivers/regulator/max8660.c
@@ -135,27 +135,13 @@ static int max8660_dcdc_get_voltage_sel(struct regulator_dev *rdev)
return selector;
}
-static int max8660_dcdc_set(struct regulator_dev *rdev, int min_uV, int max_uV,
- unsigned int *s)
+static int max8660_dcdc_set_voltage_sel(struct regulator_dev *rdev,
+ unsigned int selector)
{
struct max8660 *max8660 = rdev_get_drvdata(rdev);
- u8 reg, selector, bits;
+ u8 reg, bits;
int ret;
- if (min_uV < MAX8660_DCDC_MIN_UV || min_uV > MAX8660_DCDC_MAX_UV)
- return -EINVAL;
- if (max_uV < MAX8660_DCDC_MIN_UV || max_uV > MAX8660_DCDC_MAX_UV)
- return -EINVAL;
-
- selector = DIV_ROUND_UP(min_uV - MAX8660_DCDC_MIN_UV,
- MAX8660_DCDC_STEP);
-
- ret = regulator_list_voltage_linear(rdev, selector);
- if (ret < 0 || ret > max_uV)
- return -EINVAL;
-
- *s = selector;
-
reg = (rdev_get_id(rdev) == MAX8660_V3) ? MAX8660_ADTV2 : MAX8660_SDTV2;
ret = max8660_write(max8660, reg, 0, selector);
if (ret)
@@ -169,7 +155,8 @@ static int max8660_dcdc_set(struct regulator_dev *rdev, int min_uV, int max_uV,
static struct regulator_ops max8660_dcdc_ops = {
.is_enabled = max8660_dcdc_is_enabled,
.list_voltage = regulator_list_voltage_linear,
- .set_voltage = max8660_dcdc_set,
+ .map_voltage = regulator_map_voltage_linear,
+ .set_voltage_sel = max8660_dcdc_set_voltage_sel,
.get_voltage_sel = max8660_dcdc_get_voltage_sel,
};
@@ -186,27 +173,12 @@ static int max8660_ldo5_get_voltage_sel(struct regulator_dev *rdev)
return selector;
}
-static int max8660_ldo5_set(struct regulator_dev *rdev, int min_uV, int max_uV,
- unsigned int *s)
+static int max8660_ldo5_set_voltage_sel(struct regulator_dev *rdev,
+ unsigned int selector)
{
struct max8660 *max8660 = rdev_get_drvdata(rdev);
- u8 selector;
int ret;
- if (min_uV < MAX8660_LDO5_MIN_UV || min_uV > MAX8660_LDO5_MAX_UV)
- return -EINVAL;
- if (max_uV < MAX8660_LDO5_MIN_UV || max_uV > MAX8660_LDO5_MAX_UV)
- return -EINVAL;
-
- selector = DIV_ROUND_UP(min_uV - MAX8660_LDO5_MIN_UV,
- MAX8660_LDO5_STEP);
-
- ret = regulator_list_voltage_linear(rdev, selector);
- if (ret < 0 || ret > max_uV)
- return -EINVAL;
-
- *s = selector;
-
ret = max8660_write(max8660, MAX8660_MDTV2, 0, selector);
if (ret)
return ret;
@@ -217,7 +189,8 @@ static int max8660_ldo5_set(struct regulator_dev *rdev, int min_uV, int max_uV,
static struct regulator_ops max8660_ldo5_ops = {
.list_voltage = regulator_list_voltage_linear,
- .set_voltage = max8660_ldo5_set,
+ .map_voltage = regulator_map_voltage_linear,
+ .set_voltage_sel = max8660_ldo5_set_voltage_sel,
.get_voltage_sel = max8660_ldo5_get_voltage_sel,
};
@@ -257,31 +230,16 @@ static int max8660_ldo67_get_voltage_sel(struct regulator_dev *rdev)
return selector;
}
-static int max8660_ldo67_set(struct regulator_dev *rdev, int min_uV,
- int max_uV, unsigned int *s)
+static int max8660_ldo67_set_voltage_sel(struct regulator_dev *rdev,
+ unsigned int selector)
{
struct max8660 *max8660 = rdev_get_drvdata(rdev);
- u8 selector;
- int ret;
-
- if (min_uV < MAX8660_LDO67_MIN_UV || min_uV > MAX8660_LDO67_MAX_UV)
- return -EINVAL;
- if (max_uV < MAX8660_LDO67_MIN_UV || max_uV > MAX8660_LDO67_MAX_UV)
- return -EINVAL;
-
- selector = DIV_ROUND_UP(min_uV - MAX8660_LDO67_MIN_UV,
- MAX8660_LDO67_STEP);
-
- ret = regulator_list_voltage_linear(rdev, selector);
- if (ret < 0 || ret > max_uV)
- return -EINVAL;
-
- *s = selector;
if (rdev_get_id(rdev) == MAX8660_V6)
return max8660_write(max8660, MAX8660_L12VCR, 0xf0, selector);
else
- return max8660_write(max8660, MAX8660_L12VCR, 0x0f, selector << 4);
+ return max8660_write(max8660, MAX8660_L12VCR, 0x0f,
+ selector << 4);
}
static struct regulator_ops max8660_ldo67_ops = {
@@ -289,8 +247,9 @@ static struct regulator_ops max8660_ldo67_ops = {
.enable = max8660_ldo67_enable,
.disable = max8660_ldo67_disable,
.list_voltage = regulator_list_voltage_linear,
+ .map_voltage = regulator_map_voltage_linear,
.get_voltage_sel = max8660_ldo67_get_voltage_sel,
- .set_voltage = max8660_ldo67_set,
+ .set_voltage_sel = max8660_ldo67_set_voltage_sel,
};
static const struct regulator_desc max8660_reg[] = {
--
1.7.5.4
--
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