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| author | Gregor Boirie <gregor.boirie@parrot.com> | 2016-03-09 19:05:49 +0100 |
|---|---|---|
| committer | Jonathan Cameron <jic23@kernel.org> | 2016-06-30 19:41:38 +0100 |
| commit | bc2b7dab629a51e8beb5fda4222c62a23b729f26 (patch) | |
| tree | 302108fe801299d98882e8d506b4415746408374 /drivers/staging/iio/adc | |
| parent | eaaa7ec71bff4cb34d9025ed89068d4b3cac3df0 (diff) | |
| download | op-kernel-dev-bc2b7dab629a51e8beb5fda4222c62a23b729f26.zip op-kernel-dev-bc2b7dab629a51e8beb5fda4222c62a23b729f26.tar.gz | |
iio:core: timestamping clock selection support
Adds a new per-device sysfs attribute "current_timestamp_clock" to allow
userspace to select a particular POSIX clock for buffered samples and
events timestamping.
Following clocks, as listed in clock_gettime(2), are supported:
CLOCK_REALTIME, CLOCK_MONOTONIC, CLOCK_MONOTONIC_RAW,
CLOCK_REALTIME_COARSE, CLOCK_MONOTONIC_COARSE, CLOCK_BOOTTIME and
CLOCK_TAI.
Signed-off-by: Gregor Boirie <gregor.boirie@parrot.com>
Acked-by: Sanchayan Maity <maitysanchayan@gmail.com>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
Diffstat (limited to 'drivers/staging/iio/adc')
| -rw-r--r-- | drivers/staging/iio/adc/ad7280a.c | 8 | ||||
| -rw-r--r-- | drivers/staging/iio/adc/ad7606_ring.c | 3 | ||||
| -rw-r--r-- | drivers/staging/iio/adc/ad7816.c | 3 |
3 files changed, 8 insertions, 6 deletions
diff --git a/drivers/staging/iio/adc/ad7280a.c b/drivers/staging/iio/adc/ad7280a.c index a06b46c..2177f1d 100644 --- a/drivers/staging/iio/adc/ad7280a.c +++ b/drivers/staging/iio/adc/ad7280a.c @@ -705,7 +705,7 @@ static irqreturn_t ad7280_event_handler(int irq, void *private) IIO_EV_DIR_RISING, IIO_EV_TYPE_THRESH, 0, 0, 0), - iio_get_time_ns()); + iio_get_time_ns(indio_dev)); else if (((channels[i] >> 11) & 0xFFF) <= st->cell_threshlow) iio_push_event(indio_dev, @@ -715,7 +715,7 @@ static irqreturn_t ad7280_event_handler(int irq, void *private) IIO_EV_DIR_FALLING, IIO_EV_TYPE_THRESH, 0, 0, 0), - iio_get_time_ns()); + iio_get_time_ns(indio_dev)); } else { if (((channels[i] >> 11) & 0xFFF) >= st->aux_threshhigh) iio_push_event(indio_dev, @@ -724,7 +724,7 @@ static irqreturn_t ad7280_event_handler(int irq, void *private) 0, IIO_EV_TYPE_THRESH, IIO_EV_DIR_RISING), - iio_get_time_ns()); + iio_get_time_ns(indio_dev)); else if (((channels[i] >> 11) & 0xFFF) <= st->aux_threshlow) iio_push_event(indio_dev, @@ -733,7 +733,7 @@ static irqreturn_t ad7280_event_handler(int irq, void *private) 0, IIO_EV_TYPE_THRESH, IIO_EV_DIR_FALLING), - iio_get_time_ns()); + iio_get_time_ns(indio_dev)); } } diff --git a/drivers/staging/iio/adc/ad7606_ring.c b/drivers/staging/iio/adc/ad7606_ring.c index a6f8eb1..0572df9 100644 --- a/drivers/staging/iio/adc/ad7606_ring.c +++ b/drivers/staging/iio/adc/ad7606_ring.c @@ -77,7 +77,8 @@ static void ad7606_poll_bh_to_ring(struct work_struct *work_s) goto done; } - iio_push_to_buffers_with_timestamp(indio_dev, buf, iio_get_time_ns()); + iio_push_to_buffers_with_timestamp(indio_dev, buf, + iio_get_time_ns(indio_dev)); done: gpio_set_value(st->pdata->gpio_convst, 0); iio_trigger_notify_done(indio_dev->trig); diff --git a/drivers/staging/iio/adc/ad7816.c b/drivers/staging/iio/adc/ad7816.c index ac3735c..5e8115b 100644 --- a/drivers/staging/iio/adc/ad7816.c +++ b/drivers/staging/iio/adc/ad7816.c @@ -253,7 +253,8 @@ static const struct attribute_group ad7816_attribute_group = { static irqreturn_t ad7816_event_handler(int irq, void *private) { - iio_push_event(private, IIO_EVENT_CODE_AD7816_OTI, iio_get_time_ns()); + iio_push_event(private, IIO_EVENT_CODE_AD7816_OTI, + iio_get_time_ns((struct iio_dev *)private)); return IRQ_HANDLED; } |
