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| author | Lars-Peter Clausen <lars@metafoo.de> | 2013-10-05 08:45:00 +0100 |
|---|---|---|
| committer | Jonathan Cameron <jic23@kernel.org> | 2013-10-05 12:00:26 +0100 |
| commit | f28607f3bf07a0fce3a34e76554947d2b1eab13d (patch) | |
| tree | 8791ff5f0eafd7324d67b6307f91cff156d6ad85 /drivers/iio/gyro | |
| parent | 35734fbdb54bbb5c0c3f47fd7ff78c61380c7eaa (diff) | |
| download | linux-f28607f3bf07a0fce3a34e76554947d2b1eab13d.tar.gz linux-f28607f3bf07a0fce3a34e76554947d2b1eab13d.tar.bz2 linux-f28607f3bf07a0fce3a34e76554947d2b1eab13d.zip | |
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.c | 6 |
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); |