staging: iio: isl29028: move failure logging into isl29028_set_als_scale()

When isl29028_set_als_scale() fails, it was up to both callers to log
the failure message. This patch moves the logging into
isl29028_set_als_scale() to reduce the overall amount of code in the
driver.

Signed-off-by: Brian Masney <masneyb@onstation.org>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
This commit is contained in:
Brian Masney 2017-01-17 04:24:54 -05:00 committed by Jonathan Cameron
parent ae1e5238f7
commit bcf5104e27

View File

@ -123,11 +123,22 @@ static int isl29028_enable_proximity(struct isl29028_chip *chip, bool enable)
static int isl29028_set_als_scale(struct isl29028_chip *chip, int lux_scale)
{
struct device *dev = regmap_get_device(chip->regmap);
int val = (lux_scale == 2000) ? ISL29028_CONF_ALS_RANGE_HIGH_LUX :
ISL29028_CONF_ALS_RANGE_LOW_LUX;
int ret;
return regmap_update_bits(chip->regmap, ISL29028_REG_CONFIGURE,
ret = regmap_update_bits(chip->regmap, ISL29028_REG_CONFIGURE,
ISL29028_CONF_ALS_RANGE_MASK, val);
if (ret < 0) {
dev_err(dev, "%s(): Error %d setting the ALS scale\n", __func__,
ret);
return ret;
}
chip->lux_scale = lux_scale;
return ret;
}
static int isl29028_set_als_ir_mode(struct isl29028_chip *chip,
@ -318,13 +329,6 @@ static int isl29028_write_raw(struct iio_dev *indio_dev,
}
ret = isl29028_set_als_scale(chip, val);
if (ret < 0) {
dev_err(dev,
"Setting lux scale fail with error %d\n", ret);
break;
}
chip->lux_scale = val;
break;
default:
dev_err(dev, "Unsupported channel type\n");
@ -443,10 +447,7 @@ static int isl29028_chip_init_and_power_on(struct isl29028_chip *chip)
if (ret < 0)
return ret;
ret = isl29028_set_als_scale(chip, chip->lux_scale);
if (ret < 0)
dev_err(dev, "setting als scale failed, err = %d\n", ret);
return ret;
return isl29028_set_als_scale(chip, chip->lux_scale);
}
static bool isl29028_is_volatile_reg(struct device *dev, unsigned int reg)