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Commit e60378c1 authored by Martin Kepplinger's avatar Martin Kepplinger Committed by Jonathan Cameron
Browse files

iio: mma8452: use enum for channel index 



This gets rid of some magic numbers by adding an enum.

Signed-off-by: default avatarMartin Kepplinger <martin.kepplinger@theobroma-systems.com>
Signed-off-by: default avatarChristoph Muellner <christoph.muellner@theobroma-systems.com>
Signed-off-by: default avatarJonathan Cameron <jic23@kernel.org>
parent 8e34f2c8

drivers/iio/accel/mma8452.c

+23 −16
Original line number Diff line number Diff line
@@ -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 {