iio/pressure/rohm-bm1390.c

212 	int ret;
214 	ret = regmap_bulk_read(data->regmap, BM1390_REG_TEMP_HI, &temp_raw,
216 	if (ret)
217 		return ret;
228 	int ret;
230 	ret = regmap_bulk_read(data->regmap, BM1390_REG_PRESSURE_BASE,
232 	if (ret < 0)
233 		return ret;
264 	int ret, warn;
271 	ret = bm1390_meas_set(data, BM1390_MEAS_MODE_CONTINUOUS);
272 	if (ret)
278 		ret = bm1390_pressure_read(data, val);
282 		ret = bm1390_read_temp(data, val);
285 		ret = -EINVAL;
293 	return ret;
301 	int ret;
323 		ret = iio_device_claim_direct_mode(idev);
324 		if (ret)
325 			return ret;
327 		ret = bm1390_read_data(data, chan, val, val2);
329 		if (ret)
330 			return ret;
344 	int smp_lvl, ret, i, warn, dummy;
348 	ret = regmap_read(data->regmap, BM1390_REG_FIFO_LVL, &smp_lvl);
349 	if (ret)
350 		return ret;
388 			ret = bm1390_pressure_read(data, &buffer[i].pressure);
389 			if (ret)
410 	if (ret)
411 		return ret;
414 		ret = regmap_bulk_read(data->regmap, BM1390_REG_TEMP_HI, &temp,
416 		if (ret)
417 			return ret;
420 	if (ret)
421 		return ret;
435 	int ret;
455 	ret = __bm1390_fifo_flush(idev, samples, timestamp);
458 	return ret;
487 	int ret;
489 	ret = regmap_write_bits(data->regmap, BM1390_REG_POWER,
491 	if (ret)
492 		return ret;
496 	ret = regmap_write_bits(data->regmap, BM1390_REG_RESET,
498 	if (ret)
499 		return ret;
503 	ret = regmap_write_bits(data->regmap, BM1390_REG_RESET,
505 	if (ret)
506 		return ret;
510 	ret = regmap_reinit_cache(data->regmap, &bm1390_regmap);
511 	if (ret) {
513 		return ret;
520 	ret = regmap_update_bits(data->regmap, BM1390_REG_MODE_CTRL,
522 	if (ret)
523 		return ret;
543 	int ret;
551 		ret = -EBUSY;
556 	ret = bm1390_fifo_set_wmi(data);
557 	if (ret)
561 	ret = regmap_set_bits(data->regmap, BM1390_REG_MODE_CTRL,
563 	if (ret)
567 	ret = regmap_set_bits(data->regmap, BM1390_REG_FIFO_CTRL,
569 	if (ret)
575 	ret = bm1390_meas_set(data, BM1390_MEAS_MODE_CONTINUOUS);
580 	return ret;
586 	int ret;
591 	ret = bm1390_meas_set(data, BM1390_MEAS_MODE_STOP);
592 	if (ret)
596 	ret = regmap_clear_bits(data->regmap, BM1390_REG_FIFO_CTRL,
598 	if (ret)
604 	ret = regmap_clear_bits(data->regmap, BM1390_REG_MODE_CTRL,
610 	return ret;
644 	int ret, status;
647 	ret = regmap_read(data->regmap, BM1390_REG_STATUS, &status);
648 	if (ret || !status)
654 		ret = bm1390_pressure_read(data, &data->buf.pressure);
655 		if (ret) {
656 			dev_warn(data->dev, "sample read failed %d\n", ret);
662 		ret = regmap_bulk_read(data->regmap, BM1390_REG_TEMP_HI,
664 		if (ret) {
665 			dev_warn(data->dev, "temp read failed %d\n", ret);
694 	int ret = IRQ_NONE;
700 		ret = IRQ_HANDLED;
707 			ret = IRQ_HANDLED;
712 	return ret;
728 	int ret = 0;
737 		ret = -EBUSY;
744 		ret = bm1390_meas_set(data, BM1390_MEAS_MODE_CONTINUOUS);
745 		if (ret)
750 		ret = bm1390_meas_set(data, BM1390_MEAS_MODE_STOP);
751 		if (ret)
759 		ret = regmap_read(data->regmap, BM1390_REG_STATUS, &dummy);
760 		if (ret)
764 	ret = bm1390_set_drdy_irq(data, state);
769 	return ret;
778 	int ret;
780 	ret = devm_iio_triggered_buffer_setup(data->dev, idev,
785 	if (ret)
786 		return dev_err_probe(data->dev, ret,
799 	int ret;
816 	ret = devm_request_threaded_irq(data->dev, irq, bm1390_irq_handler,
819 	if (ret)
820 		return dev_err_probe(data->dev, ret, "Could not request IRQ\n");
823 	ret = devm_iio_trigger_register(data->dev, itrig);
824 	if (ret)
825 		return dev_err_probe(data->dev, ret,
838 	int ret;
847 	ret = devm_regulator_get_enable(dev, "vdd");
848 	if (ret)
849 		return dev_err_probe(dev, ret, "Failed to get regulator\n");
851 	ret = regmap_read(regmap, BM1390_REG_PART_ID, &part_id);
852 	if (ret)
853 		return dev_err_probe(dev, ret, "Failed to access sensor\n");
878 	ret = bm1390_chip_init(data);
879 	if (ret)
880 		return dev_err_probe(dev, ret, "sensor init failed\n");
882 	ret = bm1390_setup_buffer(data, idev);
883 	if (ret)
884 		return ret;
890 		ret = bm1390_setup_trigger(data, idev, i2c->irq);
891 		if (ret)
892 			return ret;
897 	ret = devm_iio_device_register(dev, idev);
898 	if (ret < 0)
899 		return dev_err_probe(dev, ret,