diff options
Diffstat (limited to 'drivers/iio/accel/bma180.c')
| -rw-r--r-- | drivers/iio/accel/bma180.c | 24 |
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); |
