iio/filter/admv8818.c

126 	int ret;
163 	ret = regmap_update_bits(st->regmap, ADMV8818_REG_WR0_SW,
168 	if (ret)
169 		return ret;
178 	int ret;
181 	ret = __admv8818_hpf_select(st, freq);
184 	return ret;
191 	int ret;
218 	ret = regmap_update_bits(st->regmap, ADMV8818_REG_WR0_SW,
223 	if (ret)
224 		return ret;
233 	int ret;
236 	ret = __admv8818_lpf_select(st, freq);
239 	return ret;
244 	int ret;
250 	ret = __admv8818_hpf_select(st, st->cf_hz);
251 	if (ret)
254 	ret = __admv8818_lpf_select(st, st->cf_hz);
257 	return ret;
263 	int ret;
265 	ret = regmap_read(st->regmap, ADMV8818_REG_WR0_SW, &data);
266 	if (ret)
267 		return ret;
272 		return ret;
275 	ret = regmap_read(st->regmap, ADMV8818_REG_WR0_FILTER, &data);
276 	if (ret)
277 		return ret;
284 	return ret;
289 	int ret;
292 	ret = __admv8818_read_hpf_freq(st, hpf_freq);
295 	return ret;
301 	int ret;
303 	ret = regmap_read(st->regmap, ADMV8818_REG_WR0_SW, &data);
304 	if (ret)
305 		return ret;
310 		return ret;
313 	ret = regmap_read(st->regmap, ADMV8818_REG_WR0_FILTER, &data);
314 	if (ret)
315 		return ret;
322 	return ret;
327 	int ret;
330 	ret = __admv8818_read_lpf_freq(st, lpf_freq);
333 	return ret;
359 	int ret;
364 		ret = admv8818_read_lpf_freq(st, &freq);
365 		if (ret)
366 			return ret;
373 		ret = admv8818_read_hpf_freq(st, &freq);
374 		if (ret)
375 			return ret;
401 	int ret;
405 	ret = regmap_update_bits(st->regmap, ADMV8818_REG_WR0_SW,
414 	if (ret)
417 	ret = regmap_update_bits(st->regmap, ADMV8818_REG_WR0_FILTER,
426 	return ret;
442 	int ret = 0;
449 			ret = admv8818_filter_bypass(st);
450 			if (ret)
451 				return ret;
464 		ret = clk_prepare_enable(st->clkin);
465 		if (ret)
466 			return ret;
468 		ret = clk_notifier_register(st->clkin, &st->nb);
469 		if (ret) {
472 			return ret;
481 			ret = clk_notifier_unregister(st->clkin, &st->nb);
482 			if (ret)
483 				return ret;
487 			ret = admv8818_filter_bypass(st);
488 			if (ret)
489 				return ret;
500 	return ret;
573 	int ret;
577 	ret = regmap_update_bits(st->regmap, ADMV8818_REG_SPI_CONFIG_A,
582 	if (ret) {
584 		return ret;
587 	ret = regmap_update_bits(st->regmap, ADMV8818_REG_SPI_CONFIG_A,
592 	if (ret) {
594 		return ret;
597 	ret = regmap_read(st->regmap, ADMV8818_REG_CHIPTYPE, &chip_id);
598 	if (ret) {
600 		return ret;
608 	ret = regmap_update_bits(st->regmap, ADMV8818_REG_SPI_CONFIG_B,
611 	if (ret) {
613 		return ret;
625 	int ret;
634 	ret = clk_prepare_enable(st->clkin);
635 	if (ret)
636 		return ret;
638 	ret = devm_add_action_or_reset(&spi->dev, admv8818_clk_disable, st);
639 	if (ret)
640 		return ret;
643 	ret = clk_notifier_register(st->clkin, &st->nb);
644 	if (ret < 0)
645 		return ret;
655 	int ret;
675 	ret = admv8818_clk_setup(st);
676 	if (ret)
677 		return ret;
681 	ret = admv8818_init(st);
682 	if (ret)
683 		return ret;