204 	int err;  in stx104_read_raw()  local
211 		err = regmap_read(priv->aio_ctl_map, STX104_ADC_CONFIGURATION, &adc_config);  in stx104_read_raw()
212 		if (err)  in stx104_read_raw()
213 			return err;  in stx104_read_raw()
219 			err = regmap_read(priv->aio_data_map, STX104_DAC_OFFSET(chan->channel),  in stx104_read_raw()
221 			if (err)  in stx104_read_raw()
222 				return err;  in stx104_read_raw()
230 		err = regmap_write(priv->aio_ctl_map, STX104_ADC_CHANNEL,  in stx104_read_raw()
232 		if (err) {  in stx104_read_raw()
234 			return err;  in stx104_read_raw()
245 		err = regmap_write(priv->aio_ctl_map, STX104_SOFTWARE_STROBE, 0);  in stx104_read_raw()
246 		if (err) {  in stx104_read_raw()
248 			return err;  in stx104_read_raw()
250 		err = regmap_read_poll_timeout(priv->aio_ctl_map, STX104_ADC_STATUS, adc_status,  in stx104_read_raw()
252 		if (err) {  in stx104_read_raw()
254 			return err;  in stx104_read_raw()
257 		err = regmap_read(priv->aio_data_map, STX104_ADC_DATA, &value);  in stx104_read_raw()
258 		if (err) {  in stx104_read_raw()
260 			return err;  in stx104_read_raw()
268 		err = regmap_read(priv->aio_ctl_map, STX104_ADC_CONFIGURATION, &adc_config);  in stx104_read_raw()
269 		if (err)  in stx104_read_raw()
270 			return err;  in stx104_read_raw()
276 		err = regmap_read(priv->aio_ctl_map, STX104_ADC_CONFIGURATION, &adc_config);  in stx104_read_raw()
277 		if (err)  in stx104_read_raw()
278 			return err;  in stx104_read_raw()
375 	int err;  in bank_select_i8254()  local
378 		err = regmap_write_bits(map, STX104_ADC_CONFIGURATION, STX104_RBK, select_i8254[i]);  in bank_select_i8254()
379 		if (err)  in bank_select_i8254()
380 			return err;  in bank_select_i8254()
388 	int err;  in stx104_init_hw()  local
391 	err = regmap_write(priv->aio_ctl_map, STX104_ADC_CONTROL, STX104_SOFTWARE_TRIGGER);  in stx104_init_hw()
392 	if (err)  in stx104_init_hw()
393 		return err;  in stx104_init_hw()
396 	err = regmap_write(priv->aio_ctl_map, STX104_ADC_CONFIGURATION, STX104_GAIN_X1);  in stx104_init_hw()
397 	if (err)  in stx104_init_hw()
398 		return err;  in stx104_init_hw()
401 	err = regmap_write(priv->aio_data_map, STX104_DAC_BASE, 0);  in stx104_init_hw()
402 	if (err)  in stx104_init_hw()
403 		return err;  in stx104_init_hw()
404 	err = regmap_write(priv->aio_data_map, STX104_DAC_BASE + STX104_AIO_DATA_STRIDE, 0);  in stx104_init_hw()
405 	if (err)  in stx104_init_hw()
406 		return err;  in stx104_init_hw()
421 	int err;  in stx104_probe()  local
466 	err = regmap_read(aio_ctl_map, STX104_ADC_STATUS, &adc_status);  in stx104_probe()
467 	if (err)  in stx104_probe()
468 		return err;  in stx104_probe()
482 	err = stx104_init_hw(priv);  in stx104_probe()
483 	if (err)  in stx104_probe()
484 		return err;  in stx104_probe()
486 	err = devm_iio_device_register(dev, indio_dev);  in stx104_probe()
487 	if (err)  in stx104_probe()
488 		return err;  in stx104_probe()
502 	err = PTR_ERR_OR_ZERO(devm_gpio_regmap_register(dev, &gpio_config));  in stx104_probe()
503 	if (err)  in stx104_probe()
504 		return err;  in stx104_probe()