iio/adc/ad_sigma_delta.h

1 /* SPDX-License-Identifier: GPL-2.0-only */
3  * Support code for Analog Devices Sigma-Delta ADCs
6  *  Author: Lars-Peter Clausen <lars@metafoo.de>
21  * struct ad_sigma_delta_calib_data - Calibration data for Sigma Delta devices
35  * struct ad_sigma_delta_info - Sigma Delta driver specific callbacks and options
47  *		if there is just one read-only sample data shift register.
55  * @irq_line: IRQ for reading conversions. If 0, spi->irq will be used
75  * struct ad_sigma_delta - Sigma Delta device struct
76  * @spi: The spi device associated with the Sigma Delta device.
77  * @trig: The IIO trigger associated with the Sigma Delta device.
79  * Most of the fields are private to the sigma delta library code and should not
119 	if (sd->info->set_channel)  in ad_sigma_delta_set_channel()
120 		return sd->info->set_channel(sd, channel);  in ad_sigma_delta_set_channel()
129 	if (sd->info->append_status) {  in ad_sigma_delta_append_status()
130 		ret = sd->info->append_status(sd, append);  in ad_sigma_delta_append_status()
134 		sd->status_appended = append;  in ad_sigma_delta_append_status()
142 	if (sd->info->disable_all)  in ad_sigma_delta_disable_all()
143 		return sd->info->disable_all(sd);  in ad_sigma_delta_disable_all()
151 	if (sd->info->disable_one)  in ad_sigma_delta_disable_one()
152 		return sd->info->disable_one(sd, chan);  in ad_sigma_delta_disable_one()
160 	if (sd->info->set_mode)  in ad_sigma_delta_set_mode()
161 		return sd->info->set_mode(sd, mode);  in ad_sigma_delta_set_mode()
169 	if (sd->info->postprocess_sample)  in ad_sigma_delta_postprocess_sample()
170 		return sd->info->postprocess_sample(sd, raw_sample);  in ad_sigma_delta_postprocess_sample()