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staging: iio: adt7316: remove dac vref buffer bypass from adt751x

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The option to allow the external vref to bypass the reference buffer is
only available for adt7316/7/8. Remove the attributes for adt751x as
well as the chip->id checks from the show and store functions.

Signed-off-by: Jeremy Fertic <jeremyfertic@gmail.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
This commit is contained in:
Jeremy Fertic 2018-12-11 17:55:01 -07:00 committed by Jonathan Cameron
parent 10bfe7cc17
commit 9f287a1c3f
1 changed files with 0 additions and 14 deletions
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14
drivers/staging/iio/addac/adt7316.c
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@ -969,9 +969,6 @@ static ssize_t adt7316_show_DA_AB_Vref_bypass(struct device *dev,
struct iio_dev *dev_info = dev_to_iio_dev(dev);
struct adt7316_chip_info *chip = iio_priv(dev_info);
if ((chip->id & ID_FAMILY_MASK) == ID_ADT75XX)
return -EPERM;
return sprintf(buf, "%d\n",
!!(chip->dac_config & ADT7316_VREF_BYPASS_DAC_AB));
}
@ -986,9 +983,6 @@ static ssize_t adt7316_store_DA_AB_Vref_bypass(struct device *dev,
u8 dac_config;
int ret;
if ((chip->id & ID_FAMILY_MASK) == ID_ADT75XX)
return -EPERM;
dac_config = chip->dac_config & (~ADT7316_VREF_BYPASS_DAC_AB);
if (buf[0] == '1')
dac_config |= ADT7316_VREF_BYPASS_DAC_AB;
@ -1014,9 +1008,6 @@ static ssize_t adt7316_show_DA_CD_Vref_bypass(struct device *dev,
struct iio_dev *dev_info = dev_to_iio_dev(dev);
struct adt7316_chip_info *chip = iio_priv(dev_info);
if ((chip->id & ID_FAMILY_MASK) == ID_ADT75XX)
return -EPERM;
return sprintf(buf, "%d\n",
!!(chip->dac_config & ADT7316_VREF_BYPASS_DAC_CD));
}
@ -1031,9 +1022,6 @@ static ssize_t adt7316_store_DA_CD_Vref_bypass(struct device *dev,
u8 dac_config;
int ret;
if ((chip->id & ID_FAMILY_MASK) == ID_ADT75XX)
return -EPERM;
dac_config = chip->dac_config & (~ADT7316_VREF_BYPASS_DAC_CD);
if (buf[0] == '1')
dac_config |= ADT7316_VREF_BYPASS_DAC_CD;
@ -1710,8 +1698,6 @@ static struct attribute *adt7516_attributes[] = {
&iio_dev_attr_DAC_update_mode.dev_attr.attr,
&iio_dev_attr_all_DAC_update_modes.dev_attr.attr,
&iio_dev_attr_update_DAC.dev_attr.attr,
&iio_dev_attr_DA_AB_Vref_bypass.dev_attr.attr,
&iio_dev_attr_DA_CD_Vref_bypass.dev_attr.attr,
&iio_dev_attr_DAC_internal_Vref.dev_attr.attr,
&iio_dev_attr_VDD.dev_attr.attr,
&iio_dev_attr_in_temp.dev_attr.attr,