drivers/leds/leds-aw2013.c

75 	int i, ret;
77 	ret = regmap_write(chip->regmap, AW2013_GCR, AW2013_GCR_ENABLE);
78 	if (ret) {
80 			ret);
81 		return ret;
85 		ret = regmap_update_bits(chip->regmap,
89 		if (ret) {
92 				chip->leds[i].num, ret);
93 			return ret;
97 	return ret;
102 	int ret;
109 	ret = regulator_bulk_disable(ARRAY_SIZE(chip->regulators),
111 	if (ret) {
113 			"Failed to disable regulators: %d\n", ret);
122 	int ret;
127 	ret = regulator_bulk_enable(ARRAY_SIZE(chip->regulators),
129 	if (ret) {
131 			"Failed to enable regulators: %d\n", ret);
132 		return ret;
136 	ret = aw2013_chip_init(chip);
137 	if (ret)
140 	return ret;
158 	int ret, num;
163 		ret = aw2013_chip_enable(led->chip);
164 		if (ret)
170 	ret = regmap_write(led->chip->regmap, AW2013_REG_PWM(num), brightness);
171 	if (ret)
175 		ret = regmap_update_bits(led->chip->regmap, AW2013_LCTR,
178 		ret = regmap_update_bits(led->chip->regmap, AW2013_LCTR,
180 		if (ret)
182 		ret = regmap_update_bits(led->chip->regmap, AW2013_LCFG(num),
185 	if (ret)
194 	return ret;
201 	int ret, num = led->num;
212 		ret = aw2013_brightness_set(&led->cdev, led->cdev.brightness);
213 		if (ret)
214 			return ret;
227 		ret = regmap_update_bits(led->chip->regmap, AW2013_LCFG(num),
240 	ret = regmap_write(led->chip->regmap,
242 	if (ret)
244 	ret = regmap_write(led->chip->regmap,
246 	if (ret)
250 	ret = regmap_update_bits(led->chip->regmap, AW2013_LCFG(num),
252 	if (ret)
255 	ret = regmap_update_bits(led->chip->regmap, AW2013_LCTR,
261 	return ret;
267 	int count, ret = 0, i = 0;
281 		ret = of_property_read_u32(child, "reg", &source);
282 		if (ret != 0 || source >= AW2013_MAX_LEDS) {
284 				"Couldn't read LED address: %d\n", ret);
305 		ret = devm_led_classdev_register_ext(&chip->client->dev,
307 		if (ret < 0) {
309 			return ret;
337 	int ret;
344 	ret = devm_mutex_init(&client->dev, &chip->mutex);
345 	if (ret)
346 		return ret;
355 		ret = PTR_ERR(chip->regmap);
357 			ret);
363 	ret = devm_regulator_bulk_get(&client->dev,
366 	if (ret < 0) {
367 		if (ret != -EPROBE_DEFER)
369 				"Failed to request regulators: %d\n", ret);
373 	ret = regulator_bulk_enable(ARRAY_SIZE(chip->regulators),
375 	if (ret) {
377 			"Failed to enable regulators: %d\n", ret);
381 	ret = regmap_read(chip->regmap, AW2013_RSTR, &chipid);
382 	if (ret) {
384 			ret);
391 		ret = -ENODEV;
395 	ret = devm_add_action(&client->dev, aw2013_chip_disable_action, chip);
396 	if (ret)
399 	ret = aw2013_probe_dt(chip);
400 	if (ret < 0)
403 	ret = regulator_bulk_disable(ARRAY_SIZE(chip->regulators),
405 	if (ret) {
407 			"Failed to disable regulators: %d\n", ret);
421 	return ret;