drivers/leds/leds-lm3532.c

154  * @als_data: Pointer to the als data struct
449 	struct lm3532_als_data *als = priv->als_data;
455 	als_vmin = als->als_vmin;
456 	als_vmax = als->als_vmax;
461 		als->zones_lo[i] = ((als_vmin + als_vstep + (i * als_vstep)) *
463 		als->zones_hi[i] = ((als_vmin + LM3532_ALS_OFFSET_mV +
467 		ret = regmap_write(priv->regmap, zone_reg, als->zones_lo[i]);
472 		ret = regmap_write(priv->regmap, zone_reg, als->zones_hi[i]);
477 	als->config = (als->als_avrg_time | (LM3532_ENABLE_ALS) |
478 		(als->als_input_mode << LM3532_ALS_SEL_SHIFT));
480 	return regmap_write(priv->regmap, LM3532_ALS_CONFIG, als->config);
485 	struct lm3532_als_data *als;
490 	als = devm_kzalloc(priv->dev, sizeof(*als), GFP_KERNEL);
491 	if (als == NULL)
494 	ret = device_property_read_u32(&priv->client->dev, "ti,als-vmin",
495 				       &als->als_vmin);
497 		als->als_vmin = 0;
499 	ret = device_property_read_u32(&priv->client->dev, "ti,als-vmax",
500 				       &als->als_vmax);
502 		als->als_vmax = LM3532_ALS_WINDOW_mV;
504 	if (als->als_vmax > LM3532_ALS_WINDOW_mV) {
512 		als->als1_imp_sel = 0;
514 		als->als1_imp_sel = lm3532_get_als_imp_index(als_impedance);
519 		als->als2_imp_sel = 0;
521 		als->als2_imp_sel = lm3532_get_als_imp_index(als_impedance);
523 	ret = device_property_read_u32(&priv->client->dev, "ti,als-avrg-time-us",
526 		als->als_avrg_time = 0;
528 		als->als_avrg_time = lm3532_get_als_avg_index(als_avg_time);
530 	ret = device_property_read_u8(&priv->client->dev, "ti,als-input-mode",
531 				      &als->als_input_mode);
533 		als->als_input_mode = 0;
535 	if (als->als_input_mode > LM3532_BL_MODE_ALS) {
540 	priv->als_data = als;
619 				dev_err(&priv->client->dev, "Failed to parse als\n");