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regulator: lp872x: Kill _rdev_to_offset() function

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There is only one user calling _rdev_to_offset() function.
Remove _rdev_to_offset() makes the code simpler.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Acked-by: Milo(Woogyom) Kim <milo.kim@ti.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
This commit is contained in:
Axel Lin 2012-12-08 09:56:48 +08:00 committed by Mark Brown
parent 9489e9dcae
commit 2c12992787
1 changed files with 7 additions and 29 deletions
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36
drivers/regulator/lp872x.c
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@ -181,20 +181,6 @@ static inline int lp872x_update_bits(struct lp872x *lp, u8 addr,
return regmap_update_bits(lp->regmap, addr, mask, data);
}
static int _rdev_to_offset(struct regulator_dev *rdev)
{
enum lp872x_regulator_id id = rdev_get_id(rdev);
switch (id) {
case LP8720_ID_LDO1 ... LP8720_ID_BUCK:
return id;
case LP8725_ID_LDO1 ... LP8725_ID_BUCK2:
return id - LP8725_ID_BASE;
default:
return -EINVAL;
}
}
static int lp872x_get_timestep_usec(struct lp872x *lp)
{
enum lp872x_id chip = lp->chipid;
@ -234,28 +220,20 @@ static int lp872x_get_timestep_usec(struct lp872x *lp)
static int lp872x_regulator_enable_time(struct regulator_dev *rdev)
{
struct lp872x *lp = rdev_get_drvdata(rdev);
enum lp872x_regulator_id regulator = rdev_get_id(rdev);
enum lp872x_regulator_id rid = rdev_get_id(rdev);
int time_step_us = lp872x_get_timestep_usec(lp);
int ret, offset;
int ret;
u8 addr, val;
if (time_step_us < 0)
return -EINVAL;
switch (regulator) {
case LP8720_ID_LDO1 ... LP8720_ID_LDO5:
case LP8725_ID_LDO1 ... LP8725_ID_LILO2:
offset = _rdev_to_offset(rdev);
if (offset < 0)
return -EINVAL;
addr = LP872X_LDO1_VOUT + offset;
switch (rid) {
case LP8720_ID_LDO1 ... LP8720_ID_BUCK:
addr = LP872X_LDO1_VOUT + rid;
break;
case LP8720_ID_BUCK:
addr = LP8720_BUCK_VOUT1;
break;
case LP8725_ID_BUCK1:
addr = LP8725_BUCK1_VOUT1;
case LP8725_ID_LDO1 ... LP8725_ID_BUCK1:
addr = LP872X_LDO1_VOUT + rid - LP8725_ID_BASE;
break;
case LP8725_ID_BUCK2:
addr = LP8725_BUCK2_VOUT1;