Signed-off-by: Jonathan Cameron <jic23@xxxxxxxxx>
Acked-by: Michael Hennerich <michael.hennerich@xxxxxxxxxx>
---
drivers/staging/iio/gyro/adis16130_core.c | 15 ++++++++++++---
1 files changed, 12 insertions(+), 3 deletions(-)
diff --git a/drivers/staging/iio/gyro/adis16130_core.c b/drivers/staging/iio/gyro/adis16130_core.c
index c80e908..caf067c 100644
--- a/drivers/staging/iio/gyro/adis16130_core.c
+++ b/drivers/staging/iio/gyro/adis16130_core.c
@@ -75,15 +75,24 @@ static int adis16130_spi_read(struct device *dev, u8 reg_addr,
int ret;
struct iio_dev *indio_dev = dev_get_drvdata(dev);
struct adis16130_state *st = iio_priv(indio_dev);
+ struct spi_message msg;
+ struct spi_transfer xfer = {
+ .tx_buf = st->buf,
+ .rx_buf = st->buf,
+ };
mutex_lock(&st->buf_lock);
st->buf[0] = ADIS16130_CON_RD | reg_addr;
+ st->buf[1] = st->buf[2] = st->buf[3] = 0;
+
if (st->mode)
- ret = spi_read(st->us, st->buf, 4);
+ xfer.len = 4;
else
- ret = spi_read(st->us, st->buf, 3);
-
+ xfer.len = 3;
+ spi_message_init(&msg);
+ spi_message_add_tail(&xfer, &msg);
+ ret = spi_sync(st->us, &msg);
if (ret == 0) {
if (st->mode)
*val = (st->buf[1] << 16) |
--
1.7.3.4
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