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authorAkinobu Mita <akinobu.mita@gmail.com>2017-07-20 18:24:24 +0300
committerJonathan Cameron <Jonathan.Cameron@huawei.com>2017-08-20 17:41:15 +0300
commit4128e8de26a354a3b595e537bfbf32c290b0b7f0 (patch)
tree9a9536bd609249d33bae57e5c8e54cad0086b863 /drivers/iio
parent56b57a9eb853a5d1fc31d755b0b000c4bb4b1a2d (diff)
downloadlinux-4128e8de26a354a3b595e537bfbf32c290b0b7f0.tar.xz
iio: adc: ti-ads1015: add helper to set conversion mode
This adds a helper function to set conversion mode as there are a fair number of users. Cc: Daniel Baluta <daniel.baluta@gmail.com> Cc: Jonathan Cameron <jic23@kernel.org> Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Diffstat (limited to 'drivers/iio')
-rw-r--r--drivers/iio/adc/ti-ads1015.c23
1 files changed, 11 insertions, 12 deletions
diff --git a/drivers/iio/adc/ti-ads1015.c b/drivers/iio/adc/ti-ads1015.c
index 6f22f46000e2..92451faeb214 100644
--- a/drivers/iio/adc/ti-ads1015.c
+++ b/drivers/iio/adc/ti-ads1015.c
@@ -570,6 +570,13 @@ static void ads1015_get_channels_config(struct i2c_client *client)
}
}
+static int ads1015_set_conv_mode(struct ads1015_data *data, int mode)
+{
+ return regmap_update_bits(data->regmap, ADS1015_CFG_REG,
+ ADS1015_CFG_MOD_MASK,
+ mode << ADS1015_CFG_MOD_SHIFT);
+}
+
static int ads1015_probe(struct i2c_client *client,
const struct i2c_device_id *id)
{
@@ -628,9 +635,7 @@ static int ads1015_probe(struct i2c_client *client,
return ret;
}
- ret = regmap_update_bits(data->regmap, ADS1015_CFG_REG,
- ADS1015_CFG_MOD_MASK,
- ADS1015_CONTINUOUS << ADS1015_CFG_MOD_SHIFT);
+ ret = ads1015_set_conv_mode(data, ADS1015_CONTINUOUS);
if (ret)
return ret;
@@ -671,9 +676,7 @@ static int ads1015_remove(struct i2c_client *client)
iio_triggered_buffer_cleanup(indio_dev);
/* power down single shot mode */
- return regmap_update_bits(data->regmap, ADS1015_CFG_REG,
- ADS1015_CFG_MOD_MASK,
- ADS1015_SINGLESHOT << ADS1015_CFG_MOD_SHIFT);
+ return ads1015_set_conv_mode(data, ADS1015_SINGLESHOT);
}
#ifdef CONFIG_PM
@@ -682,9 +685,7 @@ static int ads1015_runtime_suspend(struct device *dev)
struct iio_dev *indio_dev = i2c_get_clientdata(to_i2c_client(dev));
struct ads1015_data *data = iio_priv(indio_dev);
- return regmap_update_bits(data->regmap, ADS1015_CFG_REG,
- ADS1015_CFG_MOD_MASK,
- ADS1015_SINGLESHOT << ADS1015_CFG_MOD_SHIFT);
+ return ads1015_set_conv_mode(data, ADS1015_SINGLESHOT);
}
static int ads1015_runtime_resume(struct device *dev)
@@ -693,9 +694,7 @@ static int ads1015_runtime_resume(struct device *dev)
struct ads1015_data *data = iio_priv(indio_dev);
int ret;
- ret = regmap_update_bits(data->regmap, ADS1015_CFG_REG,
- ADS1015_CFG_MOD_MASK,
- ADS1015_CONTINUOUS << ADS1015_CFG_MOD_SHIFT);
+ ret = ads1015_set_conv_mode(data, ADS1015_CONTINUOUS);
if (!ret)
data->conv_invalid = true;