[PATCH] regulator: max77650: Convert to use regulator_set/get_current_limit_regmap

From: Axel Lin
Date: Thu Feb 28 2019 - 08:40:18 EST


Use regulator_set/get_current_limit_regmap helpers to save some code.

Signed-off-by: Axel Lin <axel.lin@xxxxxxxxxx>
Acked-by: Bartosz Golaszewski <bgolaszewski@xxxxxxxxxxxx>
Signed-off-by: Mark Brown <broonie@xxxxxxxxxx>
---
drivers/regulator/max77650-regulator.c | 74 +++++++++-----------------
1 file changed, 25 insertions(+), 49 deletions(-)

diff --git a/drivers/regulator/max77650-regulator.c b/drivers/regulator/max77650-regulator.c
index a1af414db751..31ebf34b01ec 100644
--- a/drivers/regulator/max77650-regulator.c
+++ b/drivers/regulator/max77650-regulator.c
@@ -26,9 +26,6 @@
#define MAX77650_REGULATOR_AD_ENABLED BIT(3)

#define MAX77650_REGULATOR_CURR_LIM_MASK GENMASK(7, 6)
-#define MAX77650_REGULATOR_CURR_LIM_BITS(_reg) \
- (((_reg) & MAX77650_REGULATOR_CURR_LIM_MASK) >> 6)
-#define MAX77650_REGULATOR_CURR_LIM_SHIFT(_val) ((_val) << 6)

enum {
MAX77650_REGULATOR_ID_LDO = 0,
@@ -82,7 +79,7 @@ static const u32 max77651_sbb1_regulator_volt_table[] = {
_val = MAX77651_REGULATOR_SBB1_SEL_ENC(_val); \
} while (0)

-static const int max77650_current_limit_table[] = {
+static const unsigned int max77650_current_limit_table[] = {
1000000, 866000, 707000, 500000,
};

@@ -220,47 +217,6 @@ static int max77651_regulator_sbb1_set_voltage_sel(struct regulator_dev *rdev,
return 0;
}

-static int max77650_regulator_get_current_limit(struct regulator_dev *rdev)
-{
- struct max77650_regulator_desc *rdesc;
- struct regmap *map;
- int val, rv, limit;
-
- rdesc = rdev_get_drvdata(rdev);
- map = rdev_get_regmap(rdev);
-
- rv = regmap_read(map, rdesc->regA, &val);
- if (rv)
- return rv;
-
- limit = MAX77650_REGULATOR_CURR_LIM_BITS(val);
-
- return max77650_current_limit_table[limit];
-}
-
-static int max77650_regulator_set_current_limit(struct regulator_dev *rdev,
- int min_uA, int max_uA)
-{
- struct max77650_regulator_desc *rdesc;
- struct regmap *map;
- int i, limit;
-
- rdesc = rdev_get_drvdata(rdev);
- map = rdev_get_regmap(rdev);
-
- for (i = 0; i < ARRAY_SIZE(max77650_current_limit_table); i++) {
- limit = max77650_current_limit_table[i];
-
- if (limit >= min_uA && limit <= max_uA) {
- return regmap_update_bits(map, rdesc->regA,
- MAX77650_REGULATOR_CURR_LIM_MASK,
- MAX77650_REGULATOR_CURR_LIM_SHIFT(i));
- }
- }
-
- return -EINVAL;
-}
-
static const struct regulator_ops max77650_regulator_LDO_ops = {
.is_enabled = max77650_regulator_is_enabled,
.enable = max77650_regulator_enable,
@@ -280,8 +236,8 @@ static const struct regulator_ops max77650_regulator_SBB_ops = {
.map_voltage = regulator_map_voltage_linear,
.get_voltage_sel = regulator_get_voltage_sel_regmap,
.set_voltage_sel = max77650_regulator_set_voltage_sel,
- .get_current_limit = max77650_regulator_get_current_limit,
- .set_current_limit = max77650_regulator_set_current_limit,
+ .get_current_limit = regulator_get_current_limit_regmap,
+ .set_current_limit = regulator_set_current_limit_regmap,
.set_active_discharge = regulator_set_active_discharge_regmap,
};

@@ -293,8 +249,8 @@ static const struct regulator_ops max77651_SBB1_regulator_ops = {
.list_voltage = regulator_list_voltage_table,
.get_voltage_sel = regulator_get_voltage_sel_regmap,
.set_voltage_sel = max77651_regulator_sbb1_set_voltage_sel,
- .get_current_limit = max77650_regulator_get_current_limit,
- .set_current_limit = max77650_regulator_set_current_limit,
+ .get_current_limit = regulator_get_current_limit_regmap,
+ .set_current_limit = regulator_set_current_limit_regmap,
.set_active_discharge = regulator_set_active_discharge_regmap,
};

@@ -343,6 +299,10 @@ static struct max77650_regulator_desc max77650_SBB0_desc = {
.enable_time = 100,
.type = REGULATOR_VOLTAGE,
.owner = THIS_MODULE,
+ .csel_reg = MAX77650_REG_CNFG_SBB0_A,
+ .csel_mask = MAX77650_REGULATOR_CURR_LIM_MASK,
+ .curr_table = max77650_current_limit_table,
+ .n_current_limits = ARRAY_SIZE(max77650_current_limit_table),
},
.regA = MAX77650_REG_CNFG_SBB0_A,
.regB = MAX77650_REG_CNFG_SBB0_B,
@@ -368,6 +328,10 @@ static struct max77650_regulator_desc max77650_SBB1_desc = {
.enable_time = 100,
.type = REGULATOR_VOLTAGE,
.owner = THIS_MODULE,
+ .csel_reg = MAX77650_REG_CNFG_SBB1_A,
+ .csel_mask = MAX77650_REGULATOR_CURR_LIM_MASK,
+ .curr_table = max77650_current_limit_table,
+ .n_current_limits = ARRAY_SIZE(max77650_current_limit_table),
},
.regA = MAX77650_REG_CNFG_SBB1_A,
.regB = MAX77650_REG_CNFG_SBB1_B,
@@ -392,6 +356,10 @@ static struct max77650_regulator_desc max77651_SBB1_desc = {
.enable_time = 100,
.type = REGULATOR_VOLTAGE,
.owner = THIS_MODULE,
+ .csel_reg = MAX77650_REG_CNFG_SBB1_A,
+ .csel_mask = MAX77650_REGULATOR_CURR_LIM_MASK,
+ .curr_table = max77650_current_limit_table,
+ .n_current_limits = ARRAY_SIZE(max77650_current_limit_table),
},
.regA = MAX77650_REG_CNFG_SBB1_A,
.regB = MAX77650_REG_CNFG_SBB1_B,
@@ -417,6 +385,10 @@ static struct max77650_regulator_desc max77650_SBB2_desc = {
.enable_time = 100,
.type = REGULATOR_VOLTAGE,
.owner = THIS_MODULE,
+ .csel_reg = MAX77650_REG_CNFG_SBB2_A,
+ .csel_mask = MAX77650_REGULATOR_CURR_LIM_MASK,
+ .curr_table = max77650_current_limit_table,
+ .n_current_limits = ARRAY_SIZE(max77650_current_limit_table),
},
.regA = MAX77650_REG_CNFG_SBB2_A,
.regB = MAX77650_REG_CNFG_SBB2_B,
@@ -442,6 +414,10 @@ static struct max77650_regulator_desc max77651_SBB2_desc = {
.enable_time = 100,
.type = REGULATOR_VOLTAGE,
.owner = THIS_MODULE,
+ .csel_reg = MAX77650_REG_CNFG_SBB2_A,
+ .csel_mask = MAX77650_REGULATOR_CURR_LIM_MASK,
+ .curr_table = max77650_current_limit_table,
+ .n_current_limits = ARRAY_SIZE(max77650_current_limit_table),
},
.regA = MAX77650_REG_CNFG_SBB2_A,
.regB = MAX77650_REG_CNFG_SBB2_B,
--
2.20.1