73 static int ds4424_get_value(struct iio_dev *indio_dev,  in ds4424_get_value()  argument
76 	struct ds4424_data *data = iio_priv(indio_dev);  in ds4424_get_value()
91 static int ds4424_set_value(struct iio_dev *indio_dev,  in ds4424_set_value()  argument
94 	struct ds4424_data *data = iio_priv(indio_dev);  in ds4424_set_value()
110 static int ds4424_read_raw(struct iio_dev *indio_dev,  in ds4424_read_raw()  argument
119 		ret = ds4424_get_value(indio_dev, val, chan->channel);  in ds4424_read_raw()
136 static int ds4424_write_raw(struct iio_dev *indio_dev,  in ds4424_write_raw()  argument
158 		return ds4424_set_value(indio_dev, raw.bits, chan);  in ds4424_write_raw()
165 static int ds4424_verify_chip(struct iio_dev *indio_dev)  in ds4424_verify_chip()  argument
169 	ret = ds4424_get_value(indio_dev, &val, DS4424_DAC_ADDR(0));  in ds4424_verify_chip()
171 		dev_err(&indio_dev->dev,  in ds4424_verify_chip()
180 	struct iio_dev *indio_dev = i2c_get_clientdata(client);  in ds4424_suspend()  local
181 	struct ds4424_data *data = iio_priv(indio_dev);  in ds4424_suspend()
185 	for (i = 0; i < indio_dev->num_channels; i++) {  in ds4424_suspend()
187 		ret = ds4424_set_value(indio_dev, 0,  in ds4424_suspend()
188 				&indio_dev->channels[i]);  in ds4424_suspend()
198 	struct iio_dev *indio_dev = i2c_get_clientdata(client);  in ds4424_resume()  local
199 	struct ds4424_data *data = iio_priv(indio_dev);  in ds4424_resume()
203 	for (i = 0; i < indio_dev->num_channels; i++) {  in ds4424_resume()
204 		ret = ds4424_set_value(indio_dev, data->save[i],  in ds4424_resume()
205 				&indio_dev->channels[i]);  in ds4424_resume()
223 	struct iio_dev *indio_dev;  in ds4424_probe()  local
226 	indio_dev = devm_iio_device_alloc(&client->dev, sizeof(*data));  in ds4424_probe()
227 	if (!indio_dev) {  in ds4424_probe()
232 	data = iio_priv(indio_dev);  in ds4424_probe()
233 	i2c_set_clientdata(client, indio_dev);  in ds4424_probe()
235 	indio_dev->name = id->name;  in ds4424_probe()
236 	indio_dev->dev.of_node = client->dev.of_node;  in ds4424_probe()
237 	indio_dev->dev.parent = &client->dev;  in ds4424_probe()
262 	ret = ds4424_verify_chip(indio_dev);  in ds4424_probe()
268 		indio_dev->num_channels = DS4422_MAX_DAC_CHANNELS;  in ds4424_probe()
271 		indio_dev->num_channels = DS4424_MAX_DAC_CHANNELS;  in ds4424_probe()
280 	indio_dev->channels = ds4424_channels;  in ds4424_probe()
281 	indio_dev->modes = INDIO_DIRECT_MODE;  in ds4424_probe()
282 	indio_dev->info = &ds4424_info;  in ds4424_probe()
284 	ret = iio_device_register(indio_dev);  in ds4424_probe()
300 	struct iio_dev *indio_dev = i2c_get_clientdata(client);  in ds4424_remove()  local
301 	struct ds4424_data *data = iio_priv(indio_dev);  in ds4424_remove()
303 	iio_device_unregister(indio_dev);  in ds4424_remove()