diff --git a/drivers/staging/iio/imu/adis16300_core.c b/drivers/staging/iio/imu/adis16300_core.c index 0734d4a70697..903bb30fb256 100644 --- a/drivers/staging/iio/imu/adis16300_core.c +++ b/drivers/staging/iio/imu/adis16300_core.c @@ -563,14 +563,6 @@ static IIO_CONST_ATTR_SAMP_FREQ_AVAIL("409 546 819 1638"); static IIO_CONST_ATTR_NAME("adis16300"); -static struct attribute *adis16300_event_attributes[] = { - NULL -}; - -static struct attribute_group adis16300_event_attribute_group = { - .attrs = adis16300_event_attributes, -}; - static struct attribute *adis16300_attributes[] = { &iio_dev_attr_gyro_x_calibbias.dev_attr.attr, &iio_dev_attr_accel_x_calibbias.dev_attr.attr, @@ -635,8 +627,6 @@ static int __devinit adis16300_probe(struct spi_device *spi) } st->indio_dev->dev.parent = &spi->dev; - st->indio_dev->num_interrupt_lines = 1; - st->indio_dev->event_attrs = &adis16300_event_attribute_group; st->indio_dev->attrs = &adis16300_attribute_group; st->indio_dev->dev_data = (void *)(st); st->indio_dev->driver_module = THIS_MODULE; @@ -658,17 +648,9 @@ static int __devinit adis16300_probe(struct spi_device *spi) } if (spi->irq) { - ret = iio_register_interrupt_line(spi->irq, - st->indio_dev, - 0, - IRQF_TRIGGER_RISING, - "adis16300"); - if (ret) - goto error_uninitialize_ring; - ret = adis16300_probe_trigger(st->indio_dev); if (ret) - goto error_unregister_line; + goto error_uninitialize_ring; } /* Get the device into a sane initial state */ @@ -679,9 +661,6 @@ static int __devinit adis16300_probe(struct spi_device *spi) error_remove_trigger: adis16300_remove_trigger(st->indio_dev); -error_unregister_line: - if (spi->irq) - iio_unregister_interrupt_line(st->indio_dev, 0); error_uninitialize_ring: iio_ring_buffer_unregister(st->indio_dev->ring); error_unreg_ring_funcs: @@ -714,9 +693,6 @@ static int adis16300_remove(struct spi_device *spi) flush_scheduled_work(); adis16300_remove_trigger(indio_dev); - if (spi->irq) - iio_unregister_interrupt_line(indio_dev, 0); - iio_ring_buffer_unregister(indio_dev->ring); iio_device_unregister(indio_dev); adis16300_unconfigure_ring(indio_dev); diff --git a/drivers/staging/iio/imu/adis16300_trigger.c b/drivers/staging/iio/imu/adis16300_trigger.c index d6677b64edb9..fd7656f3c993 100644 --- a/drivers/staging/iio/imu/adis16300_trigger.c +++ b/drivers/staging/iio/imu/adis16300_trigger.c @@ -15,21 +15,13 @@ /** * adis16300_data_rdy_trig_poll() the event handler for the data rdy trig **/ -static int adis16300_data_rdy_trig_poll(struct iio_dev *dev_info, - int index, - s64 timestamp, - int no_test) +static irqreturn_t adis16300_data_rdy_trig_poll(int irq, void *private) { - struct adis16300_state *st = iio_dev_get_devdata(dev_info); - struct iio_trigger *trig = st->trig; - - iio_trigger_poll(trig, timestamp); - + disable_irq_nosync(irq); + iio_trigger_poll(private, iio_get_time_ns()); return IRQ_HANDLED; } -IIO_EVENT_SH(data_rdy_trig, &adis16300_data_rdy_trig_poll); - static IIO_TRIGGER_NAME_ATTR; static struct attribute *adis16300_trigger_attrs[] = { @@ -49,22 +41,9 @@ static int adis16300_data_rdy_trigger_set_state(struct iio_trigger *trig, { struct adis16300_state *st = trig->private_data; struct iio_dev *indio_dev = st->indio_dev; - int ret = 0; dev_dbg(&indio_dev->dev, "%s (%d)\n", __func__, state); - ret = adis16300_set_irq(&st->indio_dev->dev, state); - if (state == false) { - iio_remove_event_from_list(&iio_event_data_rdy_trig, - &indio_dev->interrupts[0] - ->ev_list); - /* possible quirk with handler currently worked around - by ensuring the work queue is empty */ - flush_scheduled_work(); - } else { - iio_add_event_to_list(&iio_event_data_rdy_trig, - &indio_dev->interrupts[0]->ev_list); - } - return ret; + return adis16300_set_irq(&st->indio_dev->dev, state); } /** @@ -85,12 +64,24 @@ int adis16300_probe_trigger(struct iio_dev *indio_dev) struct adis16300_state *st = indio_dev->dev_data; st->trig = iio_allocate_trigger(); + if (st->trig == NULL) { + ret = -ENOMEM; + goto error_ret; + } + ret = request_irq(st->us->irq, + adis16300_data_rdy_trig_poll, + IRQF_TRIGGER_RISING, + "adis16300", + st->trig); + if (ret) + goto error_free_trig; + st->trig->name = kasprintf(GFP_KERNEL, "adis16300-dev%d", indio_dev->id); if (!st->trig->name) { ret = -ENOMEM; - goto error_free_trig; + goto error_free_irq; } st->trig->dev.parent = &st->us->dev; st->trig->owner = THIS_MODULE; @@ -109,9 +100,11 @@ int adis16300_probe_trigger(struct iio_dev *indio_dev) error_free_trig_name: kfree(st->trig->name); +error_free_irq: + free_irq(st->us->irq, st->trig); error_free_trig: iio_free_trigger(st->trig); - +error_ret: return ret; } @@ -121,5 +114,6 @@ void adis16300_remove_trigger(struct iio_dev *indio_dev) iio_trigger_unregister(state->trig); kfree(state->trig->name); + free_irq(state->us->irq, state->trig); iio_free_trigger(state->trig); }