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path: root/drivers/iio/accel/bma180.c
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Diffstat (limited to 'drivers/iio/accel/bma180.c')
-rw-r--r--drivers/iio/accel/bma180.c24
1 files changed, 10 insertions, 14 deletions
diff --git a/drivers/iio/accel/bma180.c b/drivers/iio/accel/bma180.c
index 2445a0f7bc2b..8925f5279e62 100644
--- a/drivers/iio/accel/bma180.c
+++ b/drivers/iio/accel/bma180.c
@@ -21,6 +21,7 @@
#include <linux/regulator/consumer.h>
#include <linux/slab.h>
#include <linux/string.h>
+#include <linux/types.h>
#include <linux/iio/iio.h>
#include <linux/iio/sysfs.h>
#include <linux/iio/buffer.h>
@@ -28,9 +29,6 @@
#include <linux/iio/trigger_consumer.h>
#include <linux/iio/triggered_buffer.h>
-#define BMA180_DRV_NAME "bma180"
-#define BMA180_IRQ_NAME "bma180_event"
-
enum chip_ids {
BMA023,
BMA150,
@@ -141,11 +139,6 @@ struct bma180_data {
int scale;
int bw;
bool pmode;
- /* Ensure timestamp is naturally aligned */
- struct {
- s16 chan[4];
- s64 timestamp __aligned(8);
- } scan;
};
enum bma180_chan {
@@ -539,14 +532,13 @@ static int bma180_read_raw(struct iio_dev *indio_dev,
switch (mask) {
case IIO_CHAN_INFO_RAW:
- ret = iio_device_claim_direct_mode(indio_dev);
- if (ret)
- return ret;
+ if (!iio_device_claim_direct(indio_dev))
+ return -EBUSY;
mutex_lock(&data->mutex);
ret = bma180_get_data_reg(data, chan->scan_index);
mutex_unlock(&data->mutex);
- iio_device_release_direct_mode(indio_dev);
+ iio_device_release_direct(indio_dev);
if (ret < 0)
return ret;
if (chan->scan_type.sign == 's') {
@@ -873,6 +865,10 @@ static irqreturn_t bma180_trigger_handler(int irq, void *p)
struct bma180_data *data = iio_priv(indio_dev);
s64 time_ns = iio_get_time_ns(indio_dev);
int bit, ret, i = 0;
+ struct {
+ s16 chan[4];
+ aligned_s64 timestamp;
+ } scan = { };
mutex_lock(&data->mutex);
@@ -882,12 +878,12 @@ static irqreturn_t bma180_trigger_handler(int irq, void *p)
mutex_unlock(&data->mutex);
goto err;
}
- data->scan.chan[i++] = ret;
+ scan.chan[i++] = ret;
}
mutex_unlock(&data->mutex);
- iio_push_to_buffers_with_timestamp(indio_dev, &data->scan, time_ns);
+ iio_push_to_buffers_with_ts(indio_dev, &scan, sizeof(scan), time_ns);
err:
iio_trigger_notify_done(indio_dev->trig);