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staging:iio:adis16220: Use spi_sync_transfer()

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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>
This commit is contained in:
Lars-Peter Clausen 2013-10-05 08:45:00 +01:00 committed by Jonathan Cameron
parent f28607f3bf
commit 63e4f05222
1 changed files with 1 additions and 5 deletions
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6
drivers/staging/iio/accel/adis16220_core.c
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@ -102,7 +102,6 @@ static ssize_t adis16220_capture_buffer_read(struct iio_dev *indio_dev,
int addr) int addr)
{ {
struct adis16220_state *st = iio_priv(indio_dev); struct adis16220_state *st = iio_priv(indio_dev);
struct spi_message msg;
struct spi_transfer xfers[] = { struct spi_transfer xfers[] = {
{ {
.tx_buf = st->tx, .tx_buf = st->tx,
@ -147,10 +146,7 @@ static ssize_t adis16220_capture_buffer_read(struct iio_dev *indio_dev,
} }
xfers[1].len = count; xfers[1].len = count;
spi_message_init(&msg); ret = spi_sync_transfer(st->adis.spi, xfers, ARRAY_SIZE(xfers));
spi_message_add_tail(&xfers[0], &msg);
spi_message_add_tail(&xfers[1], &msg);
ret = spi_sync(st->adis.spi, &msg);
if (ret) { if (ret) {
mutex_unlock(&st->buf_lock); mutex_unlock(&st->buf_lock);