iio/accel/bma400_core.c

275 	int ret, reg_val, raw, vals[2];
277 	ret = regmap_read(data->regmap, BMA400_TAP_CONFIG1, &reg_val);
278 	if (ret)
279 		return ret;
294 	int ret, val_int, val_fract, raw;
296 	ret = iio_str_to_fixpoint(buf, 100000, &val_int, &val_fract);
297 	if (ret)
298 		return ret;
304 	ret = regmap_update_bits(data->regmap, BMA400_TAP_CONFIG1,
307 	if (ret)
308 		return ret;
419 	int ret;
424 	ret = regmap_read(data->regmap, BMA400_TEMP_DATA_REG, &raw_temp);
425 	if (ret)
426 		return ret;
444 	int ret;
465 	ret = regmap_bulk_read(data->regmap, lsb_reg, &raw_accel,
467 	if (ret)
468 		return ret;
488 	int ret;
505 		ret = regmap_read(data->regmap, BMA400_ACC_CONFIG1_REG, &val);
506 		if (ret)
512 			ret = -EINVAL;
524 		ret = 0;
530 	return ret;
539 	int ret;
558 	ret = regmap_read(data->regmap, BMA400_ACC_CONFIG1_REG, &val);
559 	if (ret)
560 		return ret;
565 	ret = regmap_write(data->regmap, BMA400_ACC_CONFIG1_REG, odr);
566 	if (ret)
567 		return ret;
578 	int ret;
588 		ret = regmap_read(data->regmap, BMA400_ACC_CONFIG0_REG, &val);
589 		if (ret) {
591 			return ret;
599 		ret = regmap_read(data->regmap, BMA400_ACC_CONFIG1_REG, &val);
600 		if (ret) {
602 			return ret;
622 	int ret;
633 		ret = regmap_read(data->regmap, BMA400_ACC_CONFIG0_REG,
635 		if (ret)
636 			return ret;
638 		ret = regmap_write(data->regmap, BMA400_ACC_CONFIG0_REG,
641 		if (ret) {
643 			return ret;
649 		ret = regmap_read(data->regmap, BMA400_ACC_CONFIG1_REG,
651 		if (ret)
652 			return ret;
654 		ret = regmap_write(data->regmap, BMA400_ACC_CONFIG1_REG,
657 		if (ret) {
659 			return ret;
667 	return ret;
691 	int ret;
693 	ret = regmap_read(data->regmap, BMA400_ACC_CONFIG1_REG, &val);
694 	if (ret)
695 		return ret;
710 	int ret;
712 	ret = regmap_read(data->regmap, BMA400_ACC_CONFIG1_REG, &acc_config);
713 	if (ret)
714 		return ret;
720 	ret = regmap_write(data->regmap, BMA400_ACC_CONFIG1_REG,
723 	if (ret)
724 		return ret;
733 	int ret;
735 	ret = regmap_read(data->regmap, BMA400_STATUS_REG, &val);
736 	if (ret) {
738 		return ret;
749 	int ret;
751 	ret = regmap_read(data->regmap, BMA400_ACC_CONFIG0_REG, &val);
752 	if (ret)
753 		return ret;
762 	ret = regmap_write(data->regmap, BMA400_ACC_CONFIG0_REG,
764 	if (ret) {
766 		return ret;
782 	int ret;
787 	ret = regmap_update_bits(data->regmap, BMA400_INT_CONFIG1_REG,
790 	if (ret)
791 		return ret;
793 	return ret;
799 	int ret;
805 	ret = regmap_bulk_read(data->regmap, BMA400_STEP_CNT0_REG,
807 	if (ret) {
809 		return ret;
837 	int ret;
840 	ret = bma400_set_power_mode(data, POWER_MODE_SLEEP);
842 	if (ret)
844 			 ERR_PTR(ret));
865 	int ret;
867 	ret = devm_regulator_bulk_get_enable(data->dev,
870 	if (ret)
871 		return dev_err_probe(data->dev, ret, "Failed to get regulators\n");
874 	ret = regmap_read(data->regmap, BMA400_CHIP_ID_REG, &val);
875 	if (ret) {
877 		return ret;
885 	ret = bma400_get_power_mode(data);
886 	if (ret) {
888 		return ret;
892 		ret = bma400_set_power_mode(data, POWER_MODE_NORMAL);
893 		if (ret) {
895 			return ret;
904 	ret = devm_add_action_or_reset(data->dev, bma400_power_disable, data);
905 	if (ret)
906 		return ret;
910 	ret = bma400_get_accel_output_data_rate(data);
911 	if (ret)
912 		return ret;
914 	ret = bma400_get_accel_oversampling_ratio(data);
915 	if (ret)
916 		return ret;
918 	ret = bma400_get_accel_scale(data);
919 	if (ret)
920 		return ret;
923 	ret = regmap_write(data->regmap, BMA400_INT_IO_CTRL_REG, 0x06);
924 	if (ret)
925 		return ret;
941 	int ret;
948 			ret = bma400_get_temp_reg(data, val, val2);
950 			return ret;
954 			ret = regmap_read(data->regmap, BMA400_STEP_STAT_REG,
956 			if (ret)
957 				return ret;
973 		ret = bma400_get_accel_reg(data, chan, val);
975 		return ret;
1050 	int ret;
1062 		ret = bma400_set_accel_output_data_rate(data, val, val2);
1064 		return ret;
1071 		ret = bma400_set_accel_scale(data, val2);
1073 		return ret;
1076 		ret = bma400_set_accel_oversampling_ratio(data, val);
1078 		return ret;
1081 		ret = bma400_enable_steps(data, val);
1083 		return ret;
1143 	int ret;
1145 	ret = bma400_enable_steps(data, 1);
1146 	if (ret)
1147 		return ret;
1149 	ret = regmap_update_bits(data->regmap, BMA400_INT12_MAP_REG,
1153 	if (ret)
1154 		return ret;
1163 	int ret, reg, msk, value;
1186 	ret = regmap_write(data->regmap, reg, 0xF8);
1187 	if (ret)
1188 		return ret;
1191 	ret = regmap_write(data->regmap, reg + BMA400_GEN_CONFIG1_OFF, value);
1192 	if (ret)
1193 		return ret;
1196 	ret = regmap_write(data->regmap, reg + BMA400_GEN_CONFIG2_OFF, 0x0A);
1197 	if (ret)
1198 		return ret;
1201 	ret = regmap_write(data->regmap, reg + BMA400_GEN_CONFIG31_OFF, 0x0F);
1202 	if (ret)
1203 		return ret;
1205 	ret = regmap_update_bits(data->regmap, BMA400_INT1_MAP_REG, msk,
1207 	if (ret)
1208 		return ret;
1210 	ret = regmap_update_bits(data->regmap, BMA400_INT_CONFIG0_REG, msk,
1212 	if (ret)
1213 		return ret;
1223 	int ret;
1242 	ret = regmap_update_bits(data->regmap, BMA400_INT12_MAP_REG,
1245 	if (ret)
1246 		return ret;
1263 	ret = regmap_update_bits(data->regmap, BMA400_INT_CONFIG1_REG, mask,
1265 	if (ret)
1266 		return ret;
1275 	int ret;
1277 	ret = regmap_write(data->regmap, BMA400_INT_CONFIG0_REG, 0);
1278 	if (ret)
1279 		return ret;
1281 	ret = regmap_write(data->regmap, BMA400_INT_CONFIG1_REG, 0);
1282 	if (ret)
1283 		return ret;
1299 	int ret;
1306 			ret = bma400_activity_event_en(data, dir, state);
1308 			return ret;
1311 			ret = bma400_tap_event_en(data, dir, state);
1313 			return ret;
1319 		ret = bma400_steps_event_enable(data, state);
1321 		return ret;
1325 			ret = bma400_steps_event_enable(data, true);
1326 			if (ret) {
1328 				return ret;
1359 	int ret, reg, reg_val, raw;
1373 			ret = regmap_read(data->regmap,
1376 			if (ret)
1377 				return ret;
1381 			ret = regmap_bulk_read(data->regmap,
1385 			if (ret) {
1387 				return ret;
1393 			ret = regmap_read(data->regmap, reg, val);
1394 			if (ret)
1395 				return ret;
1404 			ret = regmap_read(data->regmap, BMA400_TAP_CONFIG,
1406 			if (ret)
1407 				return ret;
1412 			ret = regmap_read(data->regmap, BMA400_TAP_CONFIG1,
1414 			if (ret)
1415 				return ret;
1422 			ret = regmap_read(data->regmap, BMA400_TAP_CONFIG1,
1424 			if (ret)
1425 				return ret;
1447 	int reg, ret, raw;
1472 			ret = regmap_bulk_write(data->regmap,
1477 			return ret;
1533 	int ret;
1535 	ret = regmap_update_bits(data->regmap, BMA400_INT_CONFIG0_REG,
1538 	if (ret)
1539 		return ret;
1575 	int ret, temp;
1581 	ret = regmap_bulk_read(data->regmap, BMA400_X_AXIS_LSB_REG,
1583 	if (ret)
1587 		ret = regmap_read(data->regmap, BMA400_TEMP_DATA_REG, &temp);
1588 		if (ret)
1612 	int ret;
1616 	ret = regmap_bulk_read(data->regmap, BMA400_INT_STAT0_REG,
1623 	if (ret || !data->status)
1674 			ret = regmap_read(data->regmap, BMA400_STEP_STAT_REG,
1676 			if (ret)
1707 	int ret;
1717 	ret = bma400_init(data);
1718 	if (ret)
1719 		return ret;
1721 	ret = iio_read_mount_matrix(dev, &data->orientation);
1722 	if (ret)
1723 		return ret;
1743 		ret = devm_iio_trigger_register(data->dev, data->trig);
1744 		if (ret)
1745 			return dev_err_probe(data->dev, ret,
1749 		ret = devm_request_threaded_irq(dev, irq, NULL,
1753 		if (ret)
1754 			return dev_err_probe(data->dev, ret,
1758 	ret = devm_iio_triggered_buffer_setup(dev, indio_dev, NULL,
1760 	if (ret)
1761 		return dev_err_probe(data->dev, ret,