diff options
| author | Martin Kepplinger <martink@posteo.de> | 2015-12-15 17:45:00 +0100 |
|---|---|---|
| committer | Jonathan Cameron <jic23@kernel.org> | 2015-12-19 16:45:42 +0000 |
| commit | e60378c17c7eebf8636fb6831bff1efc9a434521 (patch) | |
| tree | 4ea501819dc55b2c359f4ad2504b707f38a7a2e1 /drivers/iio | |
| parent | 8e34f2c8d2688a84f516d698aa8a8438a668265f (diff) | |
iio: mma8452: use enum for channel index
This gets rid of some magic numbers by adding an enum.
Signed-off-by: Martin Kepplinger <martin.kepplinger@theobroma-systems.com>
Signed-off-by: Christoph Muellner <christoph.muellner@theobroma-systems.com>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
Diffstat (limited to 'drivers/iio')
| -rw-r--r-- | drivers/iio/accel/mma8452.c | 39 |
1 files changed, 23 insertions, 16 deletions
diff --git a/drivers/iio/accel/mma8452.c b/drivers/iio/accel/mma8452.c index 162bbef8139f..ccc632a7cf01 100644 --- a/drivers/iio/accel/mma8452.c +++ b/drivers/iio/accel/mma8452.c @@ -143,6 +143,13 @@ struct mma_chip_info { u8 ev_count; }; +enum { + idx_x, + idx_y, + idx_z, + idx_ts, +}; + static int mma8452_drdy(struct mma8452_data *data) { int tries = 150; @@ -816,31 +823,31 @@ static struct attribute_group mma8452_event_attribute_group = { } static const struct iio_chan_spec mma8452_channels[] = { - MMA8452_CHANNEL(X, 0, 12), - MMA8452_CHANNEL(Y, 1, 12), - MMA8452_CHANNEL(Z, 2, 12), - IIO_CHAN_SOFT_TIMESTAMP(3), + MMA8452_CHANNEL(X, idx_x, 12), + MMA8452_CHANNEL(Y, idx_y, 12), + MMA8452_CHANNEL(Z, idx_z, 12), + IIO_CHAN_SOFT_TIMESTAMP(idx_ts), }; static const struct iio_chan_spec mma8453_channels[] = { - MMA8452_CHANNEL(X, 0, 10), - MMA8452_CHANNEL(Y, 1, 10), - MMA8452_CHANNEL(Z, 2, 10), - IIO_CHAN_SOFT_TIMESTAMP(3), + MMA8452_CHANNEL(X, idx_x, 10), + MMA8452_CHANNEL(Y, idx_y, 10), + MMA8452_CHANNEL(Z, idx_z, 10), + IIO_CHAN_SOFT_TIMESTAMP(idx_ts), }; static const struct iio_chan_spec mma8652_channels[] = { - MMA8652_CHANNEL(X, 0, 12), - MMA8652_CHANNEL(Y, 1, 12), - MMA8652_CHANNEL(Z, 2, 12), - IIO_CHAN_SOFT_TIMESTAMP(3), + MMA8652_CHANNEL(X, idx_x, 12), + MMA8652_CHANNEL(Y, idx_y, 12), + MMA8652_CHANNEL(Z, idx_z, 12), + IIO_CHAN_SOFT_TIMESTAMP(idx_ts), }; static const struct iio_chan_spec mma8653_channels[] = { - MMA8652_CHANNEL(X, 0, 10), - MMA8652_CHANNEL(Y, 1, 10), - MMA8652_CHANNEL(Z, 2, 10), - IIO_CHAN_SOFT_TIMESTAMP(3), + MMA8652_CHANNEL(X, idx_x, 10), + MMA8652_CHANNEL(Y, idx_y, 10), + MMA8652_CHANNEL(Z, idx_z, 10), + IIO_CHAN_SOFT_TIMESTAMP(idx_ts), }; enum { |