iio/health/max30102.c

195 	int ret;
204 		ret = regmap_update_bits(data->regmap,
208 		if (ret)
209 			return ret;
211 		ret = regmap_update_bits(data->regmap,
215 		if (ret)
216 			return ret;
243 	int ret;
245 	ret = regmap_read(data->regmap, MAX30102_REG_INT_STATUS, &val);
246 	if (ret)
247 		return ret;
264 	int ret;
267 	ret = i2c_smbus_read_i2c_block_data(data->client,
287 	return (ret == measurements * MAX30102_REG_FIFO_DATA_BYTES) ?
297 	int ret, cnt = 0;
302 		ret = max30102_read_measurement(data, measurements);
303 		if (ret)
327 	int reg, ret;
329 	ret = device_property_read_u32(dev, "maxim,red-led-current-microamp", &val);
330 	if (ret) {
337 	ret = max30102_get_current_idx(val, &reg);
338 	if (ret) {
340 		return ret;
343 	ret = regmap_write(data->regmap, MAX30102_REG_RED_LED_CONFIG, reg);
344 	if (ret)
345 		return ret;
348 		ret = device_property_read_u32(dev,
350 		if (ret) {
357 		ret = max30102_get_current_idx(val, &reg);
358 		if (ret) {
361 			return ret;
364 		ret = regmap_write(data->regmap, MAX30105_REG_GREEN_LED_CONFIG,
366 		if (ret)
367 			return ret;
370 	ret = device_property_read_u32(dev, "maxim,ir-led-current-microamp", &val);
371 	if (ret) {
378 	ret = max30102_get_current_idx(val, &reg);
379 	if (ret) {
381 		return ret;
389 	int ret;
392 	ret = max30102_led_init(data);
393 	if (ret)
394 		return ret;
397 	ret = regmap_write(data->regmap, MAX30102_REG_SPO2_CONFIG,
403 	if (ret)
404 		return ret;
407 	ret = regmap_write(data->regmap, MAX30102_REG_FIFO_CONFIG,
411 	if (ret)
412 		return ret;
422 	int ret;
425 	ret = regmap_read(data->regmap, MAX30102_REG_TEMP_INTEGER, &reg);
426 	if (ret < 0)
427 		return ret;
430 	ret = regmap_read(data->regmap, MAX30102_REG_TEMP_FRACTION, &reg);
431 	if (ret < 0)
432 		return ret;
442 	int ret;
445 		ret = max30102_set_power(data, true);
446 		if (ret)
447 			return ret;
451 	ret = regmap_update_bits(data->regmap, MAX30102_REG_TEMP_CONFIG,
454 	if (ret)
458 	ret = max30102_read_temp(data, val);
464 	return ret;
472 	int ret = -EINVAL;
491 			ret = max30102_get_temp(data, val, true);
494 			ret = max30102_get_temp(data, val, false);
497 		if (ret)
498 			return ret;
500 		ret = IIO_VAL_INT;
505 		ret = IIO_VAL_FRACTIONAL;
509 	return ret;
521 	int ret;
555 	ret = devm_iio_kfifo_buffer_setup(&client->dev, indio_dev,
557 	if (ret)
558 		return ret;
567 	ret = regmap_read(data->regmap, MAX30102_REG_PART_ID, &reg);
568 	if (ret)
569 		return ret;
574 	ret = regmap_read(data->regmap, MAX30102_REG_REV_ID, &reg);
575 	if (ret)
576 		return ret;
580 	ret = max30102_set_powermode(data, MAX30102_REG_MODE_CONFIG_MODE_NONE,
582 	if (ret)
583 		return ret;
585 	ret = max30102_chip_init(data);
586 	if (ret)
587 		return ret;
594 	ret = devm_request_threaded_irq(&client->dev, client->irq,
598 	if (ret) {
600 		return ret;