From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: From: Lars-Peter Clausen To: Jonathan Cameron Cc: linux-iio@vger.kernel.org, Lars-Peter Clausen Subject: [PATCH 4/8] iio:adis16130: Use spi_sync_transfer() Date: Sat, 5 Oct 2013 09:45:04 +0200 Message-Id: <1380959108-21775-4-git-send-email-lars@metafoo.de> In-Reply-To: <1380959108-21775-1-git-send-email-lars@metafoo.de> References: <1380959108-21775-1-git-send-email-lars@metafoo.de> List-ID: Use the spi_sync_transfer() helper function instead of open-coding it. Makes the code a bit shorter. Signed-off-by: Lars-Peter Clausen --- drivers/iio/gyro/adis16130.c | 6 +----- 1 file changed, 1 insertion(+), 5 deletions(-) diff --git a/drivers/iio/gyro/adis16130.c b/drivers/iio/gyro/adis16130.c index 9155cf6..445c2ae 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); -- 1.8.0