iio/accel/msa311.c

411 	int err;
413 	err = regmap_field_read(msa311->fields[F_ODR], odr);
414 	if (err)
415 		return err;
454 	int err;
456 	err = regmap_field_read(msa311->fields[F_PWR_MODE], &pwr_mode);
457 	if (err)
458 		return err;
492 	int err;
494 	err = msa311_get_odr(msa311, &odr);
495 	if (err) {
497 			ERR_PTR(err));
498 		return err;
534 	int err;
541 	err = regmap_field_read(msa311->fields[F_PWR_MODE], &prev_mode);
542 	if (err)
543 		return err;
545 	err = regmap_field_write(msa311->fields[F_PWR_MODE], mode);
546 	if (err)
547 		return err;
594 	int err;
596 	err = pm_runtime_resume_and_get(dev);
597 	if (err)
598 		return err;
600 	err = iio_device_claim_direct_mode(indio_dev);
601 	if (err)
602 		return err;
605 	err = msa311_get_axis(msa311, chan, &axis);
613 	if (err) {
615 			chan->datasheet_name, ERR_PTR(err));
616 		return err;
634 	int err;
637 	err = regmap_field_read(msa311->fields[F_FS], &fs);
639 	if (err) {
640 		dev_err(dev, "can't get actual scale (%pe)\n", ERR_PTR(err));
641 		return err;
656 	int err;
659 	err = msa311_get_odr(msa311, &odr);
661 	if (err) {
663 			ERR_PTR(err));
664 		return err;
722 	int err;
728 	err = pm_runtime_resume_and_get(dev);
729 	if (err)
730 		return err;
732 	err = -EINVAL;
737 			err = regmap_field_write(msa311->fields[F_FS], fs);
745 	if (err)
746 		dev_err(dev, "can't update scale (%pe)\n", ERR_PTR(err));
748 	return err;
756 	int err;
758 	err = pm_runtime_resume_and_get(dev);
759 	if (err)
760 		return err;
767 	err = iio_device_claim_direct_mode(indio_dev);
768 	if (err)
769 		return err;
771 	err = -EINVAL;
776 			err = msa311_set_odr(msa311, odr);
786 	if (err)
787 		dev_err(dev, "can't update frequency (%pe)\n", ERR_PTR(err));
789 	return err;
814 	int err;
819 	err = pm_runtime_resume_and_get(dev);
820 	if (err)
821 		return err;
826 		err = regmap_read(msa311->regs, reg, readval);
828 		err = regmap_write(msa311->regs, reg, writeval);
835 	if (err)
837 			str_read_write(readval), reg, ERR_PTR(err));
839 	return err;
866 	int err;
869 	err = regmap_field_write(msa311->fields[F_NEW_DATA_INT_EN], state);
871 	if (err)
874 			str_enable_disable(state), ERR_PTR(err));
876 	return err;
892 	int bit, err, i = 0;
907 		err = msa311_get_axis(msa311, chan, &axis);
908 		if (err) {
911 				chan->datasheet_name, ERR_PTR(err));
934 	int err;
943 	err = regmap_field_read(msa311->fields[F_NEW_DATA_INT_EN],
947 	if (err) {
949 			ERR_PTR(err));
980 	int err;
982 	err = regmap_read(msa311->regs, MSA311_PARTID_REG, &partid);
983 	if (err)
984 		return dev_err_probe(dev, err, "failed to read partid\n");
1001 	int err;
1003 	err = regmap_write(msa311->regs, MSA311_SOFT_RESET_REG,
1006 	if (err)
1007 		return dev_err_probe(dev, err, "can't soft reset all logic\n");
1016 	int err;
1018 	err = regmap_write(msa311->regs, MSA311_RANGE_REG, MSA311_FS_16G);
1019 	if (err)
1020 		return dev_err_probe(dev, err, "failed to setup accel range\n");
1023 	err = regmap_bulk_write(msa311->regs, MSA311_INT_SET_0_REG,
1025 	if (err)
1026 		return dev_err_probe(dev, err,
1030 	err = regmap_bulk_write(msa311->regs, MSA311_INT_MAP_0_REG,
1032 	if (err)
1033 		return dev_err_probe(dev, err,
1037 	err = regmap_update_bits(msa311->regs, MSA311_ODR_REG,
1041 	if (err)
1042 		return dev_err_probe(dev, err, "can't enable all axes\n");
1044 	err = msa311_set_odr(msa311, MSA311_ODR_125_HZ);
1045 	if (err)
1046 		return dev_err_probe(dev, err,
1058 	int err;
1064 	err = devm_request_threaded_irq(&i2c->dev, i2c->irq, NULL,
1067 	if (err)
1068 		return dev_err_probe(dev, err, "failed to request IRQ\n");
1079 	err = devm_iio_trigger_register(dev, msa311->new_data_trig);
1080 	if (err)
1081 		return dev_err_probe(dev, err,
1084 	err = regmap_field_write(msa311->fields[F_INT1_OD],
1086 	if (err)
1087 		return dev_err_probe(dev, err,
1090 	err = regmap_field_write(msa311->fields[F_INT1_LVL],
1092 	if (err)
1093 		return dev_err_probe(dev, err,
1096 	err = regmap_field_write(msa311->fields[F_LATCH_INT],
1098 	if (err)
1099 		return dev_err_probe(dev, err,
1102 	err = regmap_field_write(msa311->fields[F_RESET_INT], 1);
1103 	if (err)
1104 		return dev_err_probe(dev, err,
1107 	err = regmap_field_write(msa311->fields[F_INT1_NEW_DATA], 1);
1108 	if (err)
1109 		return dev_err_probe(dev, err,
1152 	int err;
1163 	err = msa311_regmap_init(msa311);
1164 	if (err)
1165 		return err;
1169 	err = devm_regulator_get_enable(dev, "vdd");
1170 	if (err)
1171 		return dev_err_probe(dev, err, "can't get vdd supply\n");
1173 	err = msa311_check_partid(msa311);
1174 	if (err)
1175 		return err;
1177 	err = msa311_soft_reset(msa311);
1178 	if (err)
1179 		return err;
1181 	err = msa311_set_pwr_mode(msa311, MSA311_PWR_MODE_NORMAL);
1182 	if (err)
1183 		return dev_err_probe(dev, err, "failed to power on device\n");
1196 	err = devm_add_action_or_reset(dev, msa311_powerdown, msa311);
1197 	if (err)
1198 		return dev_err_probe(dev, err, "can't add powerdown action\n");
1200 	err = pm_runtime_set_active(dev);
1201 	if (err)
1202 		return err;
1204 	err = devm_pm_runtime_enable(dev);
1205 	if (err)
1206 		return err;
1212 	err = msa311_chip_init(msa311);
1213 	if (err)
1214 		return err;
1222 	err = devm_iio_triggered_buffer_setup(dev, indio_dev,
1226 	if (err)
1227 		return dev_err_probe(dev, err,
1230 	err = msa311_setup_interrupts(msa311);
1231 	if (err)
1232 		return err;
1237 	err = devm_iio_device_register(dev, indio_dev);
1238 	if (err)
1239 		return dev_err_probe(dev, err, "IIO device register failed\n");
1248 	int err;
1251 	err = msa311_set_pwr_mode(msa311, MSA311_PWR_MODE_SUSPEND);
1253 	if (err)
1255 			ERR_PTR(err));
1257 	return err;
1264 	int err;
1267 	err = msa311_set_pwr_mode(msa311, MSA311_PWR_MODE_NORMAL);
1269 	if (err)
1271 			ERR_PTR(err));
1273 	return err;