From: Lars-Peter Clausen Date: Sat, 5 Oct 2013 07:45:00 +0000 (+0100) Subject: iio:adis16130: Use spi_sync_transfer() X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=f28607f3bf07a0fce3a34e76554947d2b1eab13d;p=linux-beck.git 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 Signed-off-by: Jonathan Cameron --- 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);