Use the chip_info's int_vref_mv field to decide whether a certain chip has a internal reference or not. There is no need to check for individual chip ids.
Signed-off-by: Lars-Peter Clausen <[email protected]> Acked-by: Jonathan Cameron <[email protected]> --- drivers/staging/iio/dac/ad5446.c | 20 +++++--------------- 1 file changed, 5 insertions(+), 15 deletions(-) diff --git a/drivers/staging/iio/dac/ad5446.c b/drivers/staging/iio/dac/ad5446.c index 2ce6b5b..659d083 100644 --- a/drivers/staging/iio/dac/ad5446.c +++ b/drivers/staging/iio/dac/ad5446.c @@ -344,22 +344,12 @@ static int __devinit ad5446_probe(struct spi_device *spi) indio_dev->channels = &st->chip_info->channel; indio_dev->num_channels = 1; - switch (spi_get_device_id(spi)->driver_data) { - case ID_AD5620_2500: - case ID_AD5620_1250: - case ID_AD5640_2500: - case ID_AD5640_1250: - case ID_AD5660_2500: - case ID_AD5660_1250: + if (st->chip_info->int_vref_mv) st->vref_mv = st->chip_info->int_vref_mv; - break; - default: - if (voltage_uv) - st->vref_mv = voltage_uv / 1000; - else - dev_warn(&spi->dev, - "reference voltage unspecified\n"); - } + else if (voltage_uv) + st->vref_mv = voltage_uv / 1000; + else + dev_warn(&spi->dev, "reference voltage unspecified\n"); ret = iio_device_register(indio_dev); if (ret) -- 1.7.9.5 _______________________________________________ devel mailing list [email protected] http://driverdev.linuxdriverproject.org/mailman/listinfo/devel
