1 #include <linux/interrupt.h>
3 #include <linux/mutex.h>
4 #include <linux/device.h>
5 #include <linux/kernel.h>
6 #include <linux/sysfs.h>
7 #include <linux/list.h>
8 #include <linux/spi/spi.h>
12 #include "../trigger.h"
13 #include "adis16203.h"
16 * adis16203_data_rdy_trigger_set_state() set datardy interrupt state
18 static int adis16203_data_rdy_trigger_set_state(struct iio_trigger *trig,
21 struct adis16203_state *st = trig->private_data;
22 struct iio_dev *indio_dev = st->indio_dev;
24 dev_dbg(&indio_dev->dev, "%s (%d)\n", __func__, state);
25 return adis16203_set_irq(st->indio_dev, state);
28 int adis16203_probe_trigger(struct iio_dev *indio_dev)
31 struct adis16203_state *st = indio_dev->dev_data;
33 st->trig = iio_allocate_trigger("adis16203-dev%d", indio_dev->id);
34 if (st->trig == NULL) {
39 ret = request_irq(st->us->irq,
40 &iio_trigger_generic_data_rdy_poll,
47 st->trig->dev.parent = &st->us->dev;
48 st->trig->owner = THIS_MODULE;
49 st->trig->private_data = st;
50 st->trig->set_trigger_state = &adis16203_data_rdy_trigger_set_state;
51 ret = iio_trigger_register(st->trig);
53 /* select default trigger */
54 indio_dev->trig = st->trig;
61 free_irq(st->us->irq, st->trig);
63 iio_free_trigger(st->trig);
68 void adis16203_remove_trigger(struct iio_dev *indio_dev)
70 struct adis16203_state *state = indio_dev->dev_data;
72 iio_trigger_unregister(state->trig);
73 free_irq(state->us->irq, state->trig);
74 iio_free_trigger(state->trig);