From 66a1891642cf71877ddb89945882281f5ef28672 Mon Sep 17 00:00:00 2001 From: Lars-Peter Clausen Date: Sat, 5 Oct 2013 08:45:00 +0100 Subject: [PATCH] iio:ad5449: 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 Signed-off-by: Jonathan Cameron --- drivers/iio/dac/ad5449.c | 7 +------ 1 file changed, 1 insertion(+), 6 deletions(-) diff --git a/drivers/iio/dac/ad5449.c b/drivers/iio/dac/ad5449.c index fff7d0762c0c..82e208f6cde2 100644 --- a/drivers/iio/dac/ad5449.c +++ b/drivers/iio/dac/ad5449.c @@ -101,7 +101,6 @@ static int ad5449_read(struct iio_dev *indio_dev, unsigned int addr, { struct ad5449 *st = iio_priv(indio_dev); int ret; - struct spi_message msg; struct spi_transfer t[] = { { .tx_buf = &st->data[0], @@ -114,15 +113,11 @@ static int ad5449_read(struct iio_dev *indio_dev, unsigned int addr, }, }; - spi_message_init(&msg); - spi_message_add_tail(&t[0], &msg); - spi_message_add_tail(&t[1], &msg); - mutex_lock(&indio_dev->mlock); st->data[0] = cpu_to_be16(addr << 12); st->data[1] = cpu_to_be16(AD5449_CMD_NOOP); - ret = spi_sync(st->spi, &msg); + ret = spi_sync_transfer(st->spi, t, ARRAY_SIZE(t)); if (ret < 0) goto out_unlock; -- 2.39.5