diff options
Diffstat (limited to 'drivers/iio/adc/ti-ads1015.c')
| -rw-r--r-- | drivers/iio/adc/ti-ads1015.c | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/drivers/iio/adc/ti-ads1015.c b/drivers/iio/adc/ti-ads1015.c index 9fef39bcf997..5b828428be77 100644 --- a/drivers/iio/adc/ti-ads1015.c +++ b/drivers/iio/adc/ti-ads1015.c @@ -395,10 +395,14 @@ static irqreturn_t ads1015_trigger_handler(int irq, void *p) struct iio_poll_func *pf = p; struct iio_dev *indio_dev = pf->indio_dev; struct ads1015_data *data = iio_priv(indio_dev); - s16 buf[8]; /* 1x s16 ADC val + 3x s16 padding + 4x s16 timestamp */ + /* Ensure natural alignment of timestamp */ + struct { + s16 chan; + s64 timestamp __aligned(8); + } scan; int chan, ret, res; - memset(buf, 0, sizeof(buf)); + memset(&scan, 0, sizeof(scan)); mutex_lock(&data->lock); chan = find_first_bit(indio_dev->active_scan_mask, @@ -409,10 +413,10 @@ static irqreturn_t ads1015_trigger_handler(int irq, void *p) goto err; } - buf[0] = res; + scan.chan = res; mutex_unlock(&data->lock); - iio_push_to_buffers_with_timestamp(indio_dev, buf, + iio_push_to_buffers_with_timestamp(indio_dev, &scan, iio_get_time_ns(indio_dev)); err: |