diff options
Diffstat (limited to 'drivers/staging/iio/dac/ad5360.c')
| -rw-r--r-- | drivers/staging/iio/dac/ad5360.c | 37 |
1 files changed, 13 insertions, 24 deletions
diff --git a/drivers/staging/iio/dac/ad5360.c b/drivers/staging/iio/dac/ad5360.c index 72d0f3f0d6ae..710b256affcc 100644 --- a/drivers/staging/iio/dac/ad5360.c +++ b/drivers/staging/iio/dac/ad5360.c @@ -103,10 +103,10 @@ enum ad5360_type { .type = IIO_VOLTAGE, \ .indexed = 1, \ .output = 1, \ - .info_mask = (1 << IIO_CHAN_INFO_SCALE_SEPARATE) | \ - (1 << IIO_CHAN_INFO_OFFSET_SEPARATE) | \ - (1 << IIO_CHAN_INFO_CALIBSCALE_SEPARATE) | \ - (1 << IIO_CHAN_INFO_CALIBBIAS_SEPARATE), \ + .info_mask = IIO_CHAN_INFO_SCALE_SEPARATE_BIT | \ + IIO_CHAN_INFO_OFFSET_SEPARATE_BIT | \ + IIO_CHAN_INFO_CALIBSCALE_SEPARATE_BIT | \ + IIO_CHAN_INFO_CALIBBIAS_SEPARATE_BIT, \ .scan_type = IIO_ST('u', (bits), 16, 16 - (bits)) \ } @@ -326,21 +326,21 @@ static int ad5360_write_raw(struct iio_dev *indio_dev, return ad5360_write(indio_dev, AD5360_CMD_WRITE_DATA, chan->address, val, chan->scan_type.shift); - case (1 << IIO_CHAN_INFO_CALIBBIAS_SEPARATE): + case IIO_CHAN_INFO_CALIBBIAS: if (val >= max_val || val < 0) return -EINVAL; return ad5360_write(indio_dev, AD5360_CMD_WRITE_OFFSET, chan->address, val, chan->scan_type.shift); - case (1 << IIO_CHAN_INFO_CALIBSCALE_SEPARATE): + case IIO_CHAN_INFO_CALIBSCALE: if (val >= max_val || val < 0) return -EINVAL; return ad5360_write(indio_dev, AD5360_CMD_WRITE_GAIN, chan->address, val, chan->scan_type.shift); - case (1 << IIO_CHAN_INFO_OFFSET_SEPARATE): + case IIO_CHAN_INFO_OFFSET: if (val <= -max_val || val > 0) return -EINVAL; @@ -371,8 +371,8 @@ static int ad5360_read_raw(struct iio_dev *indio_dev, long m) { struct ad5360_state *st = iio_priv(indio_dev); - unsigned long scale_uv; unsigned int ofs_index; + int scale_uv; int ret; switch (m) { @@ -383,7 +383,7 @@ static int ad5360_read_raw(struct iio_dev *indio_dev, return ret; *val = ret >> chan->scan_type.shift; return IIO_VAL_INT; - case (1 << IIO_CHAN_INFO_SCALE_SEPARATE): + case IIO_CHAN_INFO_SCALE: /* vout = 4 * vref * dac_code */ scale_uv = ad5360_get_channel_vref(st, chan->channel) * 4 * 100; if (scale_uv < 0) @@ -393,21 +393,21 @@ static int ad5360_read_raw(struct iio_dev *indio_dev, *val = scale_uv / 100000; *val2 = (scale_uv % 100000) * 10; return IIO_VAL_INT_PLUS_MICRO; - case (1 << IIO_CHAN_INFO_CALIBBIAS_SEPARATE): + case IIO_CHAN_INFO_CALIBBIAS: ret = ad5360_read(indio_dev, AD5360_READBACK_OFFSET, chan->address); if (ret < 0) return ret; *val = ret; return IIO_VAL_INT; - case (1 << IIO_CHAN_INFO_CALIBSCALE_SEPARATE): + case IIO_CHAN_INFO_CALIBSCALE: ret = ad5360_read(indio_dev, AD5360_READBACK_GAIN, chan->address); if (ret < 0) return ret; *val = ret; return IIO_VAL_INT; - case (1 << IIO_CHAN_INFO_OFFSET_SEPARATE): + case IIO_CHAN_INFO_OFFSET: ofs_index = ad5360_get_channel_vref_index(st, chan->channel); ret = ad5360_read(indio_dev, AD5360_READBACK_SF, AD5360_REG_SF_OFS(ofs_index)); @@ -563,18 +563,7 @@ static struct spi_driver ad5360_driver = { .remove = __devexit_p(ad5360_remove), .id_table = ad5360_ids, }; - -static __init int ad5360_spi_init(void) -{ - return spi_register_driver(&ad5360_driver); -} -module_init(ad5360_spi_init); - -static __exit void ad5360_spi_exit(void) -{ - spi_unregister_driver(&ad5360_driver); -} -module_exit(ad5360_spi_exit); +module_spi_driver(ad5360_driver); MODULE_AUTHOR("Lars-Peter Clausen <lars@metafoo.de>"); MODULE_DESCRIPTION("Analog Devices AD5360/61/62/63/70/71/72/73 DAC"); |