200 static int ad7791_read_raw(struct iio_dev *indio_dev,  in ad7791_read_raw()  argument
203 	struct ad7791_state *st = iio_priv(indio_dev);  in ad7791_read_raw()
208 		return ad_sigma_delta_single_conversion(indio_dev, chan, val);  in ad7791_read_raw()
261 	struct iio_dev *indio_dev = dev_to_iio_dev(dev);  in ad7791_read_frequency()  local
262 	struct ad7791_state *st = iio_priv(indio_dev);  in ad7791_read_frequency()
271 	struct iio_dev *indio_dev = dev_to_iio_dev(dev);  in ad7791_write_frequency()  local
272 	struct ad7791_state *st = iio_priv(indio_dev);  in ad7791_write_frequency()
275 	mutex_lock(&indio_dev->mlock);  in ad7791_write_frequency()
276 	if (iio_buffer_enabled(indio_dev)) {  in ad7791_write_frequency()
277 		mutex_unlock(&indio_dev->mlock);  in ad7791_write_frequency()
280 	mutex_unlock(&indio_dev->mlock);  in ad7791_write_frequency()
287 			mutex_lock(&indio_dev->mlock);  in ad7791_write_frequency()
292 			mutex_unlock(&indio_dev->mlock);  in ad7791_write_frequency()
357 	struct iio_dev *indio_dev;  in ad7791_probe()  local
366 	indio_dev = devm_iio_device_alloc(&spi->dev, sizeof(*st));  in ad7791_probe()
367 	if (!indio_dev)  in ad7791_probe()
370 	st = iio_priv(indio_dev);  in ad7791_probe()
381 	ad_sd_init(&st->sd, indio_dev, spi, &ad7791_sigma_delta_info);  in ad7791_probe()
383 	spi_set_drvdata(spi, indio_dev);  in ad7791_probe()
385 	indio_dev->dev.parent = &spi->dev;  in ad7791_probe()
386 	indio_dev->name = spi_get_device_id(spi)->name;  in ad7791_probe()
387 	indio_dev->modes = INDIO_DIRECT_MODE;  in ad7791_probe()
388 	indio_dev->channels = st->info->channels;  in ad7791_probe()
389 	indio_dev->num_channels = st->info->num_channels;  in ad7791_probe()
391 		indio_dev->info = &ad7791_info;  in ad7791_probe()
393 		indio_dev->info = &ad7791_no_filter_info;  in ad7791_probe()
395 	ret = ad_sd_setup_buffer_and_trigger(indio_dev);  in ad7791_probe()
403 	ret = iio_device_register(indio_dev);  in ad7791_probe()
410 	ad_sd_cleanup_buffer_and_trigger(indio_dev);  in ad7791_probe()
419 	struct iio_dev *indio_dev = spi_get_drvdata(spi);  in ad7791_remove()  local
420 	struct ad7791_state *st = iio_priv(indio_dev);  in ad7791_remove()
422 	iio_device_unregister(indio_dev);  in ad7791_remove()
423 	ad_sd_cleanup_buffer_and_trigger(indio_dev);  in ad7791_remove()