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| author | Jonathan Cameron <jic23@cam.ac.uk> | 2011-05-18 13:41:56 (GMT) |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2011-05-19 23:14:56 (GMT) |
| commit | 1e8fa5b8631a0965065d621240c0eafe879ac5d0 (patch) | |
| tree | 50356458b2f5cde4e6155cba31b15cf48bf57403 /drivers/staging/iio/accel/lis3l02dq_core.c | |
| parent | 01a99e182333cc3b885028eaec9fde158dde4f16 (diff) | |
| download | linux-fsl-qoriq-1e8fa5b8631a0965065d621240c0eafe879ac5d0.tar.xz | |
staging:iio:accel: lis3l02dq add writing for calibscale and calibbias.
This was missed out in original chan_spec conversion.
Signed-off-by: Jonathan Cameron <jic23@cam.ac.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/staging/iio/accel/lis3l02dq_core.c')
| -rw-r--r-- | drivers/staging/iio/accel/lis3l02dq_core.c | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/drivers/staging/iio/accel/lis3l02dq_core.c b/drivers/staging/iio/accel/lis3l02dq_core.c index a6b4631..8793ee4 100644 --- a/drivers/staging/iio/accel/lis3l02dq_core.c +++ b/drivers/staging/iio/accel/lis3l02dq_core.c @@ -218,6 +218,34 @@ static int lis3l02dq_write_thresh(struct iio_dev *indio_dev, value); } +static int lis3l02dq_write_raw(struct iio_dev *indio_dev, + struct iio_chan_spec const *chan, + int val, + int val2, + long mask) +{ + int ret = -EINVAL, reg; + u8 uval; + s8 sval; + switch (mask) { + case (1 << IIO_CHAN_INFO_CALIBBIAS_SEPARATE): + if (val > 255 || val < -256) + return -EINVAL; + sval = val; + reg = lis3l02dq_axis_map[LIS3L02DQ_BIAS][chan->address]; + ret = lis3l02dq_spi_write_reg_8(indio_dev, reg, (u8 *)&sval); + break; + case (1 << IIO_CHAN_INFO_CALIBSCALE_SEPARATE): + if (val & ~0xFF) + return -EINVAL; + uval = val; + reg = lis3l02dq_axis_map[LIS3L02DQ_GAIN][chan->address]; + ret = lis3l02dq_spi_write_reg_8(indio_dev, reg, &uval); + break; + } + return ret; +} + static int lis3l02dq_read_raw(struct iio_dev *indio_dev, struct iio_chan_spec const *chan, int *val, @@ -692,6 +720,7 @@ static int __devinit lis3l02dq_probe(struct spi_device *spi) st->help.indio_dev->channels = lis3l02dq_channels; st->help.indio_dev->num_channels = ARRAY_SIZE(lis3l02dq_channels); st->help.indio_dev->read_raw = &lis3l02dq_read_raw; + st->help.indio_dev->write_raw = &lis3l02dq_write_raw; st->help.indio_dev->read_event_value = &lis3l02dq_read_thresh; st->help.indio_dev->write_event_value = &lis3l02dq_write_thresh; st->help.indio_dev->write_event_config = &lis3l02dq_write_event_config; |