diff options
Diffstat (limited to 'drivers/iio/gyro/adxrs450.c')
| -rw-r--r-- | drivers/iio/gyro/adxrs450.c | 13 |
1 files changed, 3 insertions, 10 deletions
diff --git a/drivers/iio/gyro/adxrs450.c b/drivers/iio/gyro/adxrs450.c index 5d39fd008378..a1d8d3cb301b 100644 --- a/drivers/iio/gyro/adxrs450.c +++ b/drivers/iio/gyro/adxrs450.c @@ -1,9 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * ADXRS450/ADXRS453 Digital Output Gyroscope Driver * * Copyright 2011 Analog Devices Inc. - * - * Licensed under the GPL-2. */ #include <linux/interrupt.h> @@ -74,7 +73,7 @@ enum { struct adxrs450_state { struct spi_device *us; struct mutex buf_lock; - __be32 tx ____cacheline_aligned; + __be32 tx __aligned(IIO_DMA_MINALIGN); __be32 rx; }; @@ -96,12 +95,10 @@ static int adxrs450_spi_read_reg_16(struct iio_dev *indio_dev, struct spi_transfer xfers[] = { { .tx_buf = &st->tx, - .bits_per_word = 8, .len = sizeof(st->tx), .cs_change = 1, }, { .rx_buf = &st->rx, - .bits_per_word = 8, .len = sizeof(st->rx), }, }; @@ -170,12 +167,10 @@ static int adxrs450_spi_sensor_data(struct iio_dev *indio_dev, s16 *val) struct spi_transfer xfers[] = { { .tx_buf = &st->tx, - .bits_per_word = 8, .len = sizeof(st->tx), .cs_change = 1, }, { .rx_buf = &st->rx, - .bits_per_word = 8, .len = sizeof(st->rx), }, }; @@ -210,7 +205,6 @@ static int adxrs450_spi_initial(struct adxrs450_state *st, struct spi_transfer xfers = { .tx_buf = &st->tx, .rx_buf = &st->rx, - .bits_per_word = 8, .len = sizeof(st->tx), }; @@ -425,7 +419,6 @@ static int adxrs450_probe(struct spi_device *spi) /* This is only used for removal purposes */ spi_set_drvdata(spi, indio_dev); - indio_dev->dev.parent = &spi->dev; indio_dev->info = &adxrs450_info; indio_dev->modes = INDIO_DIRECT_MODE; indio_dev->channels = @@ -448,7 +441,7 @@ static int adxrs450_probe(struct spi_device *spi) static const struct spi_device_id adxrs450_id[] = { {"adxrs450", ID_ADXRS450}, {"adxrs453", ID_ADXRS453}, - {} + { } }; MODULE_DEVICE_TABLE(spi, adxrs450_id); |