diff --git a/drivers/staging/iio/imu/adis16400_ring.c b/drivers/staging/iio/imu/adis16400_ring.c
index e43c0e2f43a6..809e2c4270d1 100644
--- a/drivers/staging/iio/imu/adis16400_ring.c
+++ b/drivers/staging/iio/imu/adis16400_ring.c
@@ -13,13 +13,12 @@
 
 /**
  * adis16400_spi_read_burst() - read all data registers
- * @dev: device associated with child of actual device (iio_dev or iio_trig)
+ * @indio_dev: the IIO device
  * @rx: somewhere to pass back the value read (min size is 24 bytes)
  **/
-static int adis16400_spi_read_burst(struct device *dev, u8 *rx)
+static int adis16400_spi_read_burst(struct iio_dev *indio_dev, u8 *rx)
 {
 	struct spi_message msg;
-	struct iio_dev *indio_dev = dev_get_drvdata(dev);
 	struct adis16400_state *st = iio_priv(indio_dev);
 	u32 old_speed_hz = st->us->max_speed_hz;
 	int ret;
@@ -71,9 +70,8 @@ static const u16 read_all_tx_array[] = {
 	cpu_to_be16(ADIS16400_READ_REG(ADIS16400_AUX_ADC)),
 };
 
-static int adis16350_spi_read_all(struct device *dev, u8 *rx)
+static int adis16350_spi_read_all(struct iio_dev *indio_dev, u8 *rx)
 {
-	struct iio_dev *indio_dev = dev_get_drvdata(dev);
 	struct adis16400_state *st = iio_priv(indio_dev);
 
 	struct spi_message msg;
@@ -132,13 +130,13 @@ static irqreturn_t adis16400_trigger_handler(int irq, void *p)
 
 	if (scan_count) {
 		if (st->variant->flags & ADIS16400_NO_BURST) {
-			ret = adis16350_spi_read_all(&indio_dev->dev, st->rx);
+			ret = adis16350_spi_read_all(indio_dev, st->rx);
 			if (ret < 0)
 				goto err;
 			for (; i < scan_count; i++)
 				data[i]	= *(s16 *)(st->rx + i*2);
 		} else {
-			ret = adis16400_spi_read_burst(&indio_dev->dev, st->rx);
+			ret = adis16400_spi_read_burst(indio_dev, st->rx);
 			if (ret < 0)
 				goto err;
 			for (; i < scan_count; i++) {