196 	struct is31fl319x_chip *is31 = led->chip;  in is31fl3190_brightness_set()  local
197 	int chan = led - is31->leds;  in is31fl3190_brightness_set()
202 	dev_dbg(&is31->client->dev, "channel %d: %d\n", chan, brightness);  in is31fl3190_brightness_set()
204 	mutex_lock(&is31->lock);  in is31fl3190_brightness_set()
207 	ret = regmap_write(is31->regmap, IS31FL3190_PWM(chan), brightness);  in is31fl3190_brightness_set()
212 	for (i = 0; i < is31->cdef->num_leds; i++) {  in is31fl3190_brightness_set()
221 		ret = regmap_read(is31->regmap, IS31FL3190_PWM(i), &pwm_value);  in is31fl3190_brightness_set()
228 		dev_dbg(&is31->client->dev, "power up %02x\n", ctrl);  in is31fl3190_brightness_set()
229 		regmap_write(is31->regmap, IS31FL3190_LEDCONTROL, ctrl);  in is31fl3190_brightness_set()
231 		regmap_write(is31->regmap, IS31FL3190_DATA_UPDATE, 0x00);  in is31fl3190_brightness_set()
233 		ret = regmap_write(is31->regmap, IS31FL319X_SHUTDOWN, 0x20);  in is31fl3190_brightness_set()
235 		dev_dbg(&is31->client->dev, "power down\n");  in is31fl3190_brightness_set()
237 		ret = regmap_write(is31->regmap, IS31FL319X_SHUTDOWN, 0x01);  in is31fl3190_brightness_set()
241 	mutex_unlock(&is31->lock);  in is31fl3190_brightness_set()
250 	struct is31fl319x_chip *is31 = led->chip;  in is31fl3196_brightness_set()  local
251 	int chan = led - is31->leds;  in is31fl3196_brightness_set()
256 	dev_dbg(&is31->client->dev, "channel %d: %d\n", chan, brightness);  in is31fl3196_brightness_set()
258 	mutex_lock(&is31->lock);  in is31fl3196_brightness_set()
261 	ret = regmap_write(is31->regmap, IS31FL3196_PWM(chan), brightness);  in is31fl3196_brightness_set()
266 	for (i = 0; i < is31->cdef->num_leds; i++) {  in is31fl3196_brightness_set()
275 		ret = regmap_read(is31->regmap, IS31FL3196_PWM(i), &pwm_value);  in is31fl3196_brightness_set()
287 		dev_dbg(&is31->client->dev, "power up %02x %02x\n",  in is31fl3196_brightness_set()
289 		regmap_write(is31->regmap, IS31FL3196_CTRL1, ctrl1);  in is31fl3196_brightness_set()
290 		regmap_write(is31->regmap, IS31FL3196_CTRL2, ctrl2);  in is31fl3196_brightness_set()
292 		regmap_write(is31->regmap, IS31FL3196_DATA_UPDATE, 0x00);  in is31fl3196_brightness_set()
294 		ret = regmap_write(is31->regmap, IS31FL319X_SHUTDOWN, 0x01);  in is31fl3196_brightness_set()
296 		dev_dbg(&is31->client->dev, "power down\n");  in is31fl3196_brightness_set()
298 		ret = regmap_write(is31->regmap, IS31FL319X_SHUTDOWN, 0x00);  in is31fl3196_brightness_set()
302 	mutex_unlock(&is31->lock);  in is31fl3196_brightness_set()
369 				     struct is31fl319x_chip *is31)  in is31fl319x_parse_child_fw()  argument
381 	led->max_microamp = is31->cdef->current_default;  in is31fl319x_parse_child_fw()
384 		if (led->max_microamp < is31->cdef->current_min)  in is31fl319x_parse_child_fw()
387 					is31->cdef->current_max);  in is31fl319x_parse_child_fw()
393 static int is31fl319x_parse_fw(struct device *dev, struct is31fl319x_chip *is31)  in is31fl319x_parse_fw()  argument
399 	is31->shutdown_gpio = devm_gpiod_get_optional(dev, "shutdown", GPIOD_OUT_HIGH);  in is31fl319x_parse_fw()
400 	if (IS_ERR(is31->shutdown_gpio))  in is31fl319x_parse_fw()
401 		return dev_err_probe(dev, PTR_ERR(is31->shutdown_gpio),  in is31fl319x_parse_fw()
404 	is31->cdef = device_get_match_data(dev);  in is31fl319x_parse_fw()
412 	if (!count || count > is31->cdef->num_leds)  in is31fl319x_parse_fw()
415 				     is31->cdef->num_leds);  in is31fl319x_parse_fw()
427 		if (reg < 1 || reg > is31->cdef->num_leds) {  in is31fl319x_parse_fw()
432 		led = &is31->leds[reg - 1];  in is31fl319x_parse_fw()
439 		ret = is31fl319x_parse_child_fw(dev, child, led, is31);  in is31fl319x_parse_fw()
448 	is31->audio_gain_db = 0;  in is31fl319x_parse_fw()
449 	if (is31->cdef->is_3196or3199) {  in is31fl319x_parse_fw()
450 		ret = fwnode_property_read_u32(fwnode, "audio-gain-db", &is31->audio_gain_db);  in is31fl319x_parse_fw()
452 			is31->audio_gain_db = min(is31->audio_gain_db,  in is31fl319x_parse_fw()
500 	struct is31fl319x_chip *is31;  in is31fl319x_probe()  local
509 	is31 = devm_kzalloc(&client->dev, sizeof(*is31), GFP_KERNEL);  in is31fl319x_probe()
510 	if (!is31)  in is31fl319x_probe()
513 	mutex_init(&is31->lock);  in is31fl319x_probe()
514 	err = devm_add_action(dev, (void (*)(void *))mutex_destroy, &is31->lock);  in is31fl319x_probe()
518 	err = is31fl319x_parse_fw(&client->dev, is31);  in is31fl319x_probe()
522 	if (is31->shutdown_gpio) {  in is31fl319x_probe()
523 		gpiod_direction_output(is31->shutdown_gpio, 0);  in is31fl319x_probe()
525 		gpiod_direction_output(is31->shutdown_gpio, 1);  in is31fl319x_probe()
528 	is31->client = client;  in is31fl319x_probe()
529 	is31->regmap = devm_regmap_init_i2c(client, is31->cdef->is31fl319x_regmap_config);  in is31fl319x_probe()
530 	if (IS_ERR(is31->regmap))  in is31fl319x_probe()
531 		return dev_err_probe(dev, PTR_ERR(is31->regmap), "failed to allocate register map\n");  in is31fl319x_probe()
533 	i2c_set_clientdata(client, is31);  in is31fl319x_probe()
536 	err = regmap_write(is31->regmap, is31->cdef->reset_reg, 0x00);  in is31fl319x_probe()
545 	aggregated_led_microamp = is31->cdef->current_max;  in is31fl319x_probe()
546 	for (i = 0; i < is31->cdef->num_leds; i++)  in is31fl319x_probe()
547 		if (is31->leds[i].configured &&  in is31fl319x_probe()
548 		    is31->leds[i].max_microamp < aggregated_led_microamp)  in is31fl319x_probe()
549 			aggregated_led_microamp = is31->leds[i].max_microamp;  in is31fl319x_probe()
551 	if (is31->cdef->is_3196or3199)  in is31fl319x_probe()
552 		regmap_write(is31->regmap, IS31FL3196_CONFIG2,  in is31fl319x_probe()
554 			     is31fl3196_db_to_gain(is31->audio_gain_db));  in is31fl319x_probe()
556 		regmap_update_bits(is31->regmap, IS31FL3190_CURRENT, IS31FL3190_CURRENT_MASK,  in is31fl319x_probe()
559 	for (i = 0; i < is31->cdef->num_leds; i++) {  in is31fl319x_probe()
560 		struct is31fl319x_led *led = &is31->leds[i];  in is31fl319x_probe()
565 		led->chip = is31;  in is31fl319x_probe()
566 		led->cdev.brightness_set_blocking = is31->cdef->brightness_set;  in is31fl319x_probe()