iio: adc: ti-ads124s08: Drop unused parameter to ads124s_read()

The channel number is never used in this call, so don't pass it in.

Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Link: https://lore.kernel.org/r/20220626153828.589664-1-jic23@kernel.org

diff --git a/drivers/iio/adc/ti-ads124s08.c b/drivers/iio/adc/ti-ads124s08.c
index 64833156c1998620b9c198c86c02e5b343a997c1..4ca62121f0d176d2ce2540b42660ac86cb8fb47f 100644 (file)
--- a/drivers/iio/adc/ti-ads124s08.c
+++ b/drivers/iio/adc/ti-ads124s08.c
@@ -193,7 +193,7 @@ static int ads124s_reset(struct iio_dev *indio_dev)
        return 0;
 };
 
-static int ads124s_read(struct iio_dev *indio_dev, unsigned int chan)
+static int ads124s_read(struct iio_dev *indio_dev)
 {
        struct ads124s_private *priv = iio_priv(indio_dev);
        int ret;
@@ -242,7 +242,7 @@ static int ads124s_read_raw(struct iio_dev *indio_dev,
                        goto out;
                }
 
-               ret = ads124s_read(indio_dev, chan->channel);
+               ret = ads124s_read(indio_dev);
                if (ret < 0) {
                        dev_err(&priv->spi->dev, "Read ADC failed\n");
                        goto out;
@@ -290,7 +290,7 @@ static irqreturn_t ads124s_trigger_handler(int irq, void *p)
                if (ret)
                        dev_err(&priv->spi->dev, "Start ADC conversions failed\n");
 
-               priv->buffer[j] = ads124s_read(indio_dev, scan_index);
+               priv->buffer[j] = ads124s_read(indio_dev);
                ret = ads124s_write_cmd(indio_dev, ADS124S08_STOP_CONV);
                if (ret)
                        dev_err(&priv->spi->dev, "Stop ADC conversions failed\n");