[PATCH v5 09/10] iio: accel: adxl345: prepare channel for scan_index

Lothar Rubusch
2024-12-05T17:14:06Z

Add separate fields for register and index to the channel definition.
The scan_index is set up with the kfifo in the follow up patches.

Signed-off-by: Lothar Rubusch <l.rubusch@gmail.com>
---
drivers/iio/accel/adxl345_core.c | 15 ++++++++++-----
1 file changed, 10 insertions(+), 5 deletions(-)

diff --git a/drivers/iio/accel/adxl345_core.c b/drivers/iio/accel/adxl345_core.c
index 0696e908bdf..3067a70c54e 100644
--- a/drivers/iio/accel/adxl345_core.c
+++ b/drivers/iio/accel/adxl345_core.c
@@ -26,21 +26,26 @@ struct adxl345_state {
u8 intio;
};

-#define ADXL345_CHANNEL(index, axis) { \
+#define ADXL345_CHANNEL(index, reg, axis) { \
.type = IIO_ACCEL, \
.modified = 1, \
.channel2 = IIO_MOD_##axis, \
- .address = index, \
+ .address = (reg), \
.info_mask_separate = BIT(IIO_CHAN_INFO_RAW) | \
BIT(IIO_CHAN_INFO_CALIBBIAS), \
.info_mask_shared_by_type = BIT(IIO_CHAN_INFO_SCALE) | \
BIT(IIO_CHAN_INFO_SAMP_FREQ), \
+ .scan_index = (index), \
}

+enum adxl345_chans {
+ chan_x, chan_y, chan_z,
+};
+
static const struct iio_chan_spec adxl345_channels[] = {
- ADXL345_CHANNEL(0, X),
- ADXL345_CHANNEL(1, Y),
- ADXL345_CHANNEL(2, Z),
+ ADXL345_CHANNEL(0, chan_x, X),
+ ADXL345_CHANNEL(1, chan_y, Y),
+ ADXL345_CHANNEL(2, chan_z, Z),
};

static int adxl345_read_raw(struct iio_dev *indio_dev,
--
2.39.2