staging:iio:adis16220: Use spi_sync_transfer()

Use the spi_sync_transfer() helper function instead of open-coding it. Makes
the code a bit shorter.

Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>

diff --git a/drivers/staging/iio/accel/adis16220_core.c b/drivers/staging/iio/accel/adis16220_core.c
index 5c289614357c578e9df243c3b0b03572bbbf5c3e..4c9364b63c77d61a1088298993ad46435c0cca6e 100644 (file)
--- a/drivers/staging/iio/accel/adis16220_core.c
+++ b/drivers/staging/iio/accel/adis16220_core.c
@@ -102,7 +102,6 @@ static ssize_t adis16220_capture_buffer_read(struct iio_dev *indio_dev,
                                        int addr)
 {
        struct adis16220_state *st = iio_priv(indio_dev);
-       struct spi_message msg;
        struct spi_transfer xfers[] = {
                {
                        .tx_buf = st->tx,
@@ -147,10 +146,7 @@ static ssize_t adis16220_capture_buffer_read(struct iio_dev *indio_dev,
        }
        xfers[1].len = count;
 
-       spi_message_init(&msg);
-       spi_message_add_tail(&xfers[0], &msg);
-       spi_message_add_tail(&xfers[1], &msg);
-       ret = spi_sync(st->adis.spi, &msg);
+       ret = spi_sync_transfer(st->adis.spi, xfers, ARRAY_SIZE(xfers));
        if (ret) {
 
                mutex_unlock(&st->buf_lock);