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authorLars-Peter Clausen <lars@metafoo.de>2013-10-05 08:45:00 +0100
committerJonathan Cameron <jic23@kernel.org>2013-10-05 12:00:26 +0100
commitf28607f3bf07a0fce3a34e76554947d2b1eab13d (patch)
tree8791ff5f0eafd7324d67b6307f91cff156d6ad85 /drivers/iio/gyro
parent35734fbdb54bbb5c0c3f47fd7ff78c61380c7eaa (diff)
downloadlinux-f28607f3bf07a0fce3a34e76554947d2b1eab13d.tar.bz2
iio:adis16130: 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>
Diffstat (limited to 'drivers/iio/gyro')
-rw-r--r--drivers/iio/gyro/adis16130.c6
1 files changed, 1 insertions, 5 deletions
diff --git a/drivers/iio/gyro/adis16130.c b/drivers/iio/gyro/adis16130.c
index 9155cf6cf287..445c2aecfadd 100644
--- a/drivers/iio/gyro/adis16130.c
+++ b/drivers/iio/gyro/adis16130.c
@@ -47,7 +47,6 @@ static int adis16130_spi_read(struct iio_dev *indio_dev, u8 reg_addr, u32 *val)
{
int ret;
struct adis16130_state *st = iio_priv(indio_dev);
- struct spi_message msg;
struct spi_transfer xfer = {
.tx_buf = st->buf,
.rx_buf = st->buf,
@@ -59,10 +58,7 @@ static int adis16130_spi_read(struct iio_dev *indio_dev, u8 reg_addr, u32 *val)
st->buf[0] = ADIS16130_CON_RD | reg_addr;
st->buf[1] = st->buf[2] = st->buf[3] = 0;
- spi_message_init(&msg);
- spi_message_add_tail(&xfer, &msg);
- ret = spi_sync(st->us, &msg);
-
+ ret = spi_sync_transfer(st->us, &xfer, 1);
if (ret == 0)
*val = (st->buf[1] << 16) | (st->buf[2] << 8) | st->buf[3];
mutex_unlock(&st->buf_lock);