Acked-by: Denis Ciocca <denis.ciocca@xxxxxx>
> At the moment the number of channels specified is dictated by the first
> sensor supported by the driver. As we add support for more sensors this
> is likely to vary. Instead of using the ARRAY_SIZE() of the LPS331AP's
> channel specifier we'll use a new adaptable 'struct st_sensors' element
> instead.
>
> Signed-off-by: Lee Jones <lee.jones@xxxxxxxxxx>
> ---
> drivers/iio/pressure/st_pressure_core.c | 3 ++-
> include/linux/iio/common/st_sensors.h | 1 +
> 2 files changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/iio/pressure/st_pressure_core.c b/drivers/iio/pressure/st_pressure_core.c
> index 423ed6a..3cf54ed 100644
> --- a/drivers/iio/pressure/st_pressure_core.c
> +++ b/drivers/iio/pressure/st_pressure_core.c
> @@ -101,6 +101,7 @@ static const struct st_sensors st_press_sensors[] = {
> [0] = LPS331AP_PRESS_DEV_NAME,
> },
> .ch = (struct iio_chan_spec *)st_press_lsp331ap_channels,
> + .num_ch = ARRAY_SIZE(st_press_lsp331ap_channels),
> .odr = {
> .addr = ST_PRESS_LPS331AP_ODR_ADDR,
> .mask = ST_PRESS_LPS331AP_ODR_MASK,
> @@ -237,7 +238,7 @@ int st_press_common_probe(struct iio_dev *indio_dev)
> pdata->num_data_channels = ST_PRESS_NUMBER_DATA_CHANNELS;
> pdata->multiread_bit = pdata->sensor->multi_read_bit;
> indio_dev->channels = pdata->sensor->ch;
> - indio_dev->num_channels = ARRAY_SIZE(st_press_lsp331ap_channels);
> + indio_dev->num_channels = pdata->sensor->num_ch;
>
> if (pdata->sensor->fs.addr != 0)
> pdata->current_fullscale = (struct st_sensor_fullscale_avl *)
> diff --git a/include/linux/iio/common/st_sensors.h b/include/linux/iio/common/st_sensors.h
> index 72b2694..4aef925 100644
> --- a/include/linux/iio/common/st_sensors.h
> +++ b/include/linux/iio/common/st_sensors.h
> @@ -180,6 +180,7 @@ struct st_sensors {
> u8 wai;
> char sensors_supported[ST_SENSORS_MAX_4WAI][ST_SENSORS_MAX_NAME];
> struct iio_chan_spec *ch;
> + int num_ch;
> struct st_sensor_odr odr;
> struct st_sensor_power pw;
> struct st_sensor_axis enable_axis;
--
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