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yaml
---
r: 302236
b: refs/heads/master
c: 9e96b3a
h: refs/heads/master
v: v3
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Axel Lin authored and Mark Brown committed Apr 17, 2012
1 parent 571a612 commit afd586e
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Showing 2 changed files with 33 additions and 22 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: 82b719b11fd750188c125078ad6a6c0d23219dfb
refs/heads/master: 9e96b3a7ade72cb66b95f2ad3c849bab702ed87b
53 changes: 32 additions & 21 deletions trunk/drivers/regulator/max8997.c
Original file line number Diff line number Diff line change
Expand Up @@ -382,7 +382,7 @@ static int max8997_get_voltage_register(struct regulator_dev *rdev,
return 0;
}

static int max8997_get_voltage(struct regulator_dev *rdev)
static int max8997_get_voltage_sel(struct regulator_dev *rdev)
{
struct max8997_data *max8997 = rdev_get_drvdata(rdev);
struct i2c_client *i2c = max8997->iodev->i2c;
Expand All @@ -400,15 +400,7 @@ static int max8997_get_voltage(struct regulator_dev *rdev)
val >>= shift;
val &= mask;

if (rdev->desc && rdev->desc->ops && rdev->desc->ops->list_voltage)
return rdev->desc->ops->list_voltage(rdev, val);

/*
* max8997_list_voltage returns value for any rdev with voltage_map,
* which works for "CHARGER" and "CHARGER TOPOFF" that do not have
* list_voltage ops (they are current regulators).
*/
return max8997_list_voltage(rdev, val);
return val;
}

static inline int max8997_get_voltage_proper_val(
Expand Down Expand Up @@ -786,7 +778,7 @@ static struct regulator_ops max8997_ldo_ops = {
.is_enabled = max8997_reg_is_enabled,
.enable = max8997_reg_enable,
.disable = max8997_reg_disable,
.get_voltage = max8997_get_voltage,
.get_voltage_sel = max8997_get_voltage_sel,
.set_voltage = max8997_set_voltage_ldobuck,
.set_suspend_enable = max8997_reg_enable_suspend,
.set_suspend_disable = max8997_reg_disable_suspend,
Expand All @@ -797,7 +789,7 @@ static struct regulator_ops max8997_buck_ops = {
.is_enabled = max8997_reg_is_enabled,
.enable = max8997_reg_enable,
.disable = max8997_reg_disable,
.get_voltage = max8997_get_voltage,
.get_voltage_sel = max8997_get_voltage_sel,
.set_voltage = max8997_set_voltage_buck,
.set_suspend_enable = max8997_reg_enable_suspend,
.set_suspend_disable = max8997_reg_disable_suspend,
Expand All @@ -817,39 +809,58 @@ static struct regulator_ops max8997_safeout_ops = {
.is_enabled = max8997_reg_is_enabled,
.enable = max8997_reg_enable,
.disable = max8997_reg_disable,
.get_voltage = max8997_get_voltage,
.get_voltage_sel = max8997_get_voltage_sel,
.set_voltage = max8997_set_voltage_safeout,
.set_suspend_enable = max8997_reg_enable_suspend,
.set_suspend_disable = max8997_reg_disable_suspend,
};

static struct regulator_ops max8997_fixedstate_ops = {
.list_voltage = max8997_list_voltage_charger_cv,
.get_voltage = max8997_get_voltage,
.get_voltage_sel = max8997_get_voltage_sel,
.set_voltage = max8997_set_voltage_charger_cv,
};

static int max8997_set_voltage_ldobuck_wrap(struct regulator_dev *rdev,
int min_uV, int max_uV)
static int max8997_set_current_limit(struct regulator_dev *rdev,
int min_uA, int max_uA)
{
unsigned dummy;
int rid = rdev_get_id(rdev);

if (rid != MAX8997_CHARGER && rid != MAX8997_CHARGER_TOPOFF)
return -EINVAL;

return max8997_set_voltage_ldobuck(rdev, min_uV, max_uV, &dummy);
/* Reuse max8997_set_voltage_ldobuck to set current_limit. */
return max8997_set_voltage_ldobuck(rdev, min_uA, max_uA, &dummy);
}

static int max8997_get_current_limit(struct regulator_dev *rdev)
{
int sel, rid = rdev_get_id(rdev);

if (rid != MAX8997_CHARGER && rid != MAX8997_CHARGER_TOPOFF)
return -EINVAL;

sel = max8997_get_voltage_sel(rdev);
if (sel < 0)
return sel;

/* Reuse max8997_list_voltage to get current_limit. */
return max8997_list_voltage(rdev, sel);
}

static struct regulator_ops max8997_charger_ops = {
.is_enabled = max8997_reg_is_enabled,
.enable = max8997_reg_enable,
.disable = max8997_reg_disable,
.get_current_limit = max8997_get_voltage,
.set_current_limit = max8997_set_voltage_ldobuck_wrap,
.get_current_limit = max8997_get_current_limit,
.set_current_limit = max8997_set_current_limit,
};

static struct regulator_ops max8997_charger_fixedstate_ops = {
.is_enabled = max8997_reg_is_enabled,
.get_current_limit = max8997_get_voltage,
.set_current_limit = max8997_set_voltage_ldobuck_wrap,
.get_current_limit = max8997_get_current_limit,
.set_current_limit = max8997_set_current_limit,
};

#define MAX8997_VOLTAGE_REGULATOR(_name, _ops) {\
Expand Down

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