diff options
| author |   Akinobu Mita <akinobu.mita@gmail.com> | 2017-07-21 00:24:24 +0900 |
|---|---|---|
| committer |   Jonathan Cameron <Jonathan.Cameron@huawei.com> | 2017-08-20 15:41:15 +0100 |
| commit | 4128e8de26a354a3b595e537bfbf32c290b0b7f0 (patch) | |
| tree | 9a9536bd609249d33bae57e5c8e54cad0086b863 /drivers/iio | |
| parent | iio: adc: ti-ads1015: remove unnecessary config register update (diff) | |
| download | linux-dev-4128e8de26a354a3b595e537bfbf32c290b0b7f0.tar.xz linux-dev-4128e8de26a354a3b595e537bfbf32c290b0b7f0.zip | |
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.c | 23 |
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; |