diff options
| author | Lars-Peter Clausen <lars@metafoo.de> | 2013-10-05 11:45:00 +0400 |
|---|---|---|
| committer | Jonathan Cameron <jic23@kernel.org> | 2013-10-05 14:59:38 +0400 |
| commit | 35734fbdb54bbb5c0c3f47fd7ff78c61380c7eaa (patch) | |
| tree | da075ab2d11bdccaa6b8d94c4a392b2c36931a7d /drivers/iio/gyro | |
| parent | af3d5cad0a6699afcae84b578838e698f56028bb (diff) | |
| download | linux-35734fbdb54bbb5c0c3f47fd7ff78c61380c7eaa.tar.xz | |
iio:adxrs450: 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/adxrs450.c | 12 |
1 files changed, 2 insertions, 10 deletions
diff --git a/drivers/iio/gyro/adxrs450.c b/drivers/iio/gyro/adxrs450.c index c1f40efbf639..1e546ba7ba45 100644 --- a/drivers/iio/gyro/adxrs450.c +++ b/drivers/iio/gyro/adxrs450.c @@ -90,7 +90,6 @@ static int adxrs450_spi_read_reg_16(struct iio_dev *indio_dev, u8 reg_address, u16 *val) { - struct spi_message msg; struct adxrs450_state *st = iio_priv(indio_dev); u32 tx; int ret; @@ -114,10 +113,7 @@ static int adxrs450_spi_read_reg_16(struct iio_dev *indio_dev, tx |= ADXRS450_P; st->tx = cpu_to_be32(tx); - spi_message_init(&msg); - spi_message_add_tail(&xfers[0], &msg); - spi_message_add_tail(&xfers[1], &msg); - ret = spi_sync(st->us, &msg); + ret = spi_sync_transfer(st->us, xfers, ARRAY_SIZE(xfers)); if (ret) { dev_err(&st->us->dev, "problem while reading 16 bit register 0x%02x\n", reg_address); @@ -169,7 +165,6 @@ static int adxrs450_spi_write_reg_16(struct iio_dev *indio_dev, **/ static int adxrs450_spi_sensor_data(struct iio_dev *indio_dev, s16 *val) { - struct spi_message msg; struct adxrs450_state *st = iio_priv(indio_dev); int ret; struct spi_transfer xfers[] = { @@ -188,10 +183,7 @@ static int adxrs450_spi_sensor_data(struct iio_dev *indio_dev, s16 *val) mutex_lock(&st->buf_lock); st->tx = cpu_to_be32(ADXRS450_SENSOR_DATA); - spi_message_init(&msg); - spi_message_add_tail(&xfers[0], &msg); - spi_message_add_tail(&xfers[1], &msg); - ret = spi_sync(st->us, &msg); + ret = spi_sync_transfer(st->us, xfers, ARRAY_SIZE(xfers)); if (ret) { dev_err(&st->us->dev, "Problem while reading sensor data\n"); goto error_ret; |