return ret;
}
+static int devm_ad_sd_probe_trigger(struct device *dev, struct iio_dev *indio_dev)
+{
+ struct ad_sigma_delta *sigma_delta = iio_device_get_drvdata(indio_dev);
+ int ret;
+
+ if (dev != &sigma_delta->spi->dev) {
+ dev_err(dev, "Trigger parent should be '%s', got '%s'\n",
+ dev_name(dev), dev_name(&sigma_delta->spi->dev));
+ return -EFAULT;
+ }
+
+ sigma_delta->trig = devm_iio_trigger_alloc(dev, "%s-dev%d", indio_dev->name,
+ iio_device_id(indio_dev));
+ if (sigma_delta->trig == NULL)
+ return -ENOMEM;
+
+ sigma_delta->trig->ops = &ad_sd_trigger_ops;
+ init_completion(&sigma_delta->completion);
+
+ sigma_delta->irq_dis = true;
+ ret = devm_request_irq(dev, sigma_delta->spi->irq,
+ ad_sd_data_rdy_trig_poll,
+ sigma_delta->info->irq_flags | IRQF_NO_AUTOEN,
+ indio_dev->name,
+ sigma_delta);
+ if (ret)
+ return ret;
+
+ iio_trigger_set_drvdata(sigma_delta->trig, sigma_delta);
+
+ ret = devm_iio_trigger_register(dev, sigma_delta->trig);
+ if (ret)
+ return ret;
+
+ /* select default trigger */
+ indio_dev->trig = iio_trigger_get(sigma_delta->trig);
+
+ return 0;
+}
+
static void ad_sd_remove_trigger(struct iio_dev *indio_dev)
{
struct ad_sigma_delta *sigma_delta = iio_device_get_drvdata(indio_dev);
}
EXPORT_SYMBOL_GPL(ad_sd_cleanup_buffer_and_trigger);
+/**
+ * devm_ad_sd_setup_buffer_and_trigger() - Device-managed buffer & trigger setup
+ * @dev: Device object to which to bind the life-time of the resources attached
+ * @indio_dev: The IIO device
+ */
+int devm_ad_sd_setup_buffer_and_trigger(struct device *dev, struct iio_dev *indio_dev)
+{
+ int ret;
+
+ ret = devm_iio_triggered_buffer_setup(dev, indio_dev,
+ &iio_pollfunc_store_time,
+ &ad_sd_trigger_handler,
+ &ad_sd_buffer_setup_ops);
+ if (ret)
+ return ret;
+
+ return devm_ad_sd_probe_trigger(dev, indio_dev);
+}
+EXPORT_SYMBOL_GPL(devm_ad_sd_setup_buffer_and_trigger);
+
/**
* ad_sd_init() - Initializes a ad_sigma_delta struct
* @sigma_delta: The ad_sigma_delta device