1 #include <linux/interrupt.h>
2 #include <linux/kernel.h>
3 #include <linux/spi/spi.h>
4 #include <linux/export.h>
7 #include "../trigger.h"
11 * adis16201_data_rdy_trigger_set_state() set datardy interrupt state
13 static int adis16201_data_rdy_trigger_set_state(struct iio_trigger *trig,
16 struct iio_dev *indio_dev = trig->private_data;
18 dev_dbg(&indio_dev->dev, "%s (%d)\n", __func__, state);
19 return adis16201_set_irq(indio_dev, state);
22 static const struct iio_trigger_ops adis16201_trigger_ops = {
24 .set_trigger_state = &adis16201_data_rdy_trigger_set_state,
27 int adis16201_probe_trigger(struct iio_dev *indio_dev)
30 struct adis16201_state *st = iio_priv(indio_dev);
32 st->trig = iio_allocate_trigger("adis16201-dev%d", indio_dev->id);
33 if (st->trig == NULL) {
37 ret = request_irq(st->us->irq,
38 &iio_trigger_generic_data_rdy_poll,
44 st->trig->dev.parent = &st->us->dev;
45 st->trig->ops = &adis16201_trigger_ops;
46 st->trig->private_data = indio_dev;
47 ret = iio_trigger_register(st->trig);
49 /* select default trigger */
50 indio_dev->trig = st->trig;
57 free_irq(st->us->irq, st->trig);
59 iio_free_trigger(st->trig);
64 void adis16201_remove_trigger(struct iio_dev *indio_dev)
66 struct adis16201_state *state = iio_priv(indio_dev);
68 iio_trigger_unregister(state->trig);
69 free_irq(state->us->irq, state->trig);
70 iio_free_trigger(state->trig);