77 	struct led_state		led[2];  member
112 static inline int bd2802_is_rgb_off(struct bd2802_led *led, enum led_ids id,  in bd2802_is_rgb_off()  argument
117 		return !led->led[id].r;  in bd2802_is_rgb_off()
119 		return !led->led[id].g;  in bd2802_is_rgb_off()
121 		return !led->led[id].b;  in bd2802_is_rgb_off()
123 		dev_err(&led->client->dev, "%s: Invalid color\n", __func__);  in bd2802_is_rgb_off()
128 static inline int bd2802_is_led_off(struct bd2802_led *led, enum led_ids id)  in bd2802_is_led_off()  argument
130 	if (led->led[id].r || led->led[id].g || led->led[id].b)  in bd2802_is_led_off()
136 static inline int bd2802_is_all_off(struct bd2802_led *led)  in bd2802_is_all_off()  argument
141 		if (!bd2802_is_led_off(led, i))  in bd2802_is_all_off()
175 static void bd2802_update_state(struct bd2802_led *led, enum led_ids id,  in bd2802_update_state()  argument
185 				led->led[i].r = led_bit;  in bd2802_update_state()
188 				led->led[i].g = led_bit;  in bd2802_update_state()
191 				led->led[i].b = led_bit;  in bd2802_update_state()
194 				dev_err(&led->client->dev,  in bd2802_update_state()
204 	if (!bd2802_is_led_off(led, id))  in bd2802_update_state()
207 	if (bd2802_is_all_off(led) && !led->adf_on) {  in bd2802_update_state()
208 		gpio_set_value(led->pdata->reset_gpio, 0);  in bd2802_update_state()
217 	bd2802_write_byte(led->client, BD2802_REG_CONTROL, value);  in bd2802_update_state()
220 static void bd2802_configure(struct bd2802_led *led)  in bd2802_configure()  argument
222 	struct bd2802_led_platform_data *pdata = led->pdata;  in bd2802_configure()
226 	bd2802_write_byte(led->client, reg, pdata->rgb_time);  in bd2802_configure()
229 	bd2802_write_byte(led->client, reg, pdata->rgb_time);  in bd2802_configure()
232 static void bd2802_reset_cancel(struct bd2802_led *led)  in bd2802_reset_cancel()  argument
234 	gpio_set_value(led->pdata->reset_gpio, 1);  in bd2802_reset_cancel()
236 	bd2802_configure(led);  in bd2802_reset_cancel()
239 static void bd2802_enable(struct bd2802_led *led, enum led_ids id)  in bd2802_enable()  argument
244 	other_led_on = !bd2802_is_led_off(led, other_led);  in bd2802_enable()
250 	bd2802_write_byte(led->client, BD2802_REG_CONTROL, value);  in bd2802_enable()
253 static void bd2802_set_on(struct bd2802_led *led, enum led_ids id,  in bd2802_set_on()  argument
258 	if (bd2802_is_all_off(led) && !led->adf_on)  in bd2802_set_on()
259 		bd2802_reset_cancel(led);  in bd2802_set_on()
262 	bd2802_write_byte(led->client, reg, led->rgb_current);  in bd2802_set_on()
264 	bd2802_write_byte(led->client, reg, BD2802_CURRENT_000);  in bd2802_set_on()
266 	bd2802_write_byte(led->client, reg, BD2802_PATTERN_FULL);  in bd2802_set_on()
268 	bd2802_enable(led, id);  in bd2802_set_on()
269 	bd2802_update_state(led, id, color, BD2802_ON);  in bd2802_set_on()
272 static void bd2802_set_blink(struct bd2802_led *led, enum led_ids id,  in bd2802_set_blink()  argument
277 	if (bd2802_is_all_off(led) && !led->adf_on)  in bd2802_set_blink()
278 		bd2802_reset_cancel(led);  in bd2802_set_blink()
281 	bd2802_write_byte(led->client, reg, BD2802_CURRENT_000);  in bd2802_set_blink()
283 	bd2802_write_byte(led->client, reg, led->rgb_current);  in bd2802_set_blink()
285 	bd2802_write_byte(led->client, reg, led->wave_pattern);  in bd2802_set_blink()
287 	bd2802_enable(led, id);  in bd2802_set_blink()
288 	bd2802_update_state(led, id, color, BD2802_BLINK);  in bd2802_set_blink()
291 static void bd2802_turn_on(struct bd2802_led *led, enum led_ids id,  in bd2802_turn_on()  argument
295 		dev_err(&led->client->dev,  in bd2802_turn_on()
301 		bd2802_set_blink(led, id, color);  in bd2802_turn_on()
303 		bd2802_set_on(led, id, color);  in bd2802_turn_on()
306 static void bd2802_turn_off(struct bd2802_led *led, enum led_ids id,  in bd2802_turn_off()  argument
311 	if (bd2802_is_rgb_off(led, id, color))  in bd2802_turn_off()
315 	bd2802_write_byte(led->client, reg, BD2802_CURRENT_000);  in bd2802_turn_off()
317 	bd2802_write_byte(led->client, reg, BD2802_CURRENT_000);  in bd2802_turn_off()
319 	bd2802_update_state(led, id, color, BD2802_OFF);  in bd2802_turn_off()
326 	struct bd2802_led *led = i2c_get_clientdata(to_i2c_client(dev));\
334 	down_write(&led->rwsem);					\
335 	bd2802_write_byte(led->client, reg_addr, (u8) val);		\
336 	up_write(&led->rwsem);						\
392 static void bd2802_enable_adv_conf(struct bd2802_led *led)  in bd2802_enable_adv_conf()  argument
397 		ret = device_create_file(&led->client->dev,  in bd2802_enable_adv_conf()
400 			dev_err(&led->client->dev, "failed: sysfs file %s\n",  in bd2802_enable_adv_conf()
406 	if (bd2802_is_all_off(led))  in bd2802_enable_adv_conf()
407 		bd2802_reset_cancel(led);  in bd2802_enable_adv_conf()
409 	led->adf_on = 1;  in bd2802_enable_adv_conf()
415 		device_remove_file(&led->client->dev,  in bd2802_enable_adv_conf()
419 static void bd2802_disable_adv_conf(struct bd2802_led *led)  in bd2802_disable_adv_conf()  argument
424 		device_remove_file(&led->client->dev,  in bd2802_disable_adv_conf()
427 	if (bd2802_is_all_off(led))  in bd2802_disable_adv_conf()
428 		gpio_set_value(led->pdata->reset_gpio, 0);  in bd2802_disable_adv_conf()
430 	led->adf_on = 0;  in bd2802_disable_adv_conf()
436 	struct bd2802_led *led = i2c_get_clientdata(to_i2c_client(dev));  in bd2802_show_adv_conf()  local
439 	down_read(&led->rwsem);  in bd2802_show_adv_conf()
440 	if (led->adf_on)  in bd2802_show_adv_conf()
444 	up_read(&led->rwsem);  in bd2802_show_adv_conf()
452 	struct bd2802_led *led = i2c_get_clientdata(to_i2c_client(dev));  in bd2802_store_adv_conf()  local
457 	down_write(&led->rwsem);  in bd2802_store_adv_conf()
458 	if (!led->adf_on && !strncmp(buf, "on", 2))  in bd2802_store_adv_conf()
459 		bd2802_enable_adv_conf(led);  in bd2802_store_adv_conf()
460 	else if (led->adf_on && !strncmp(buf, "off", 3))  in bd2802_store_adv_conf()
461 		bd2802_disable_adv_conf(led);  in bd2802_store_adv_conf()
462 	up_write(&led->rwsem);  in bd2802_store_adv_conf()
480 	struct bd2802_led *led = i2c_get_clientdata(to_i2c_client(dev));\
482 	down_read(&led->rwsem);						\
483 	ret = sprintf(buf, "0x%02x\n", led->attr_name);			\
484 	up_read(&led->rwsem);						\
490 	struct bd2802_led *led = i2c_get_clientdata(to_i2c_client(dev));\
498 	down_write(&led->rwsem);					\
499 	led->attr_name = val;						\
500 	up_write(&led->rwsem);						\
523 	struct bd2802_led *led = container_of(work, struct bd2802_led, work);  in bd2802_led_work()  local
525 	if (led->state)  in bd2802_led_work()
526 		bd2802_turn_on(led, led->led_id, led->color, led->state);  in bd2802_led_work()
528 		bd2802_turn_off(led, led->led_id, led->color);  in bd2802_led_work()
535 	struct bd2802_led *led =					\
537 	led->led_id = id;						\
538 	led->color = clr;						\
540 		led->state = BD2802_OFF;				\
542 		led->state = BD2802_ON;					\
543 	schedule_work(&led->work);					\
548 	struct bd2802_led *led =					\
552 	led->led_id = id;						\
553 	led->color = clr;						\
554 	led->state = BD2802_BLINK;					\
555 	schedule_work(&led->work);					\
566 static int bd2802_register_led_classdev(struct bd2802_led *led)  in bd2802_register_led_classdev()  argument
570 	INIT_WORK(&led->work, bd2802_led_work);  in bd2802_register_led_classdev()
572 	led->cdev_led1r.name = "led1_R";  in bd2802_register_led_classdev()
573 	led->cdev_led1r.brightness = LED_OFF;  in bd2802_register_led_classdev()
574 	led->cdev_led1r.brightness_set = bd2802_set_led1r_brightness;  in bd2802_register_led_classdev()
575 	led->cdev_led1r.blink_set = bd2802_set_led1r_blink;  in bd2802_register_led_classdev()
577 	ret = led_classdev_register(&led->client->dev, &led->cdev_led1r);  in bd2802_register_led_classdev()
579 		dev_err(&led->client->dev, "couldn't register LED %s\n",  in bd2802_register_led_classdev()
580 							led->cdev_led1r.name);  in bd2802_register_led_classdev()
584 	led->cdev_led1g.name = "led1_G";  in bd2802_register_led_classdev()
585 	led->cdev_led1g.brightness = LED_OFF;  in bd2802_register_led_classdev()
586 	led->cdev_led1g.brightness_set = bd2802_set_led1g_brightness;  in bd2802_register_led_classdev()
587 	led->cdev_led1g.blink_set = bd2802_set_led1g_blink;  in bd2802_register_led_classdev()
589 	ret = led_classdev_register(&led->client->dev, &led->cdev_led1g);  in bd2802_register_led_classdev()
591 		dev_err(&led->client->dev, "couldn't register LED %s\n",  in bd2802_register_led_classdev()
592 							led->cdev_led1g.name);  in bd2802_register_led_classdev()
596 	led->cdev_led1b.name = "led1_B";  in bd2802_register_led_classdev()
597 	led->cdev_led1b.brightness = LED_OFF;  in bd2802_register_led_classdev()
598 	led->cdev_led1b.brightness_set = bd2802_set_led1b_brightness;  in bd2802_register_led_classdev()
599 	led->cdev_led1b.blink_set = bd2802_set_led1b_blink;  in bd2802_register_led_classdev()
601 	ret = led_classdev_register(&led->client->dev, &led->cdev_led1b);  in bd2802_register_led_classdev()
603 		dev_err(&led->client->dev, "couldn't register LED %s\n",  in bd2802_register_led_classdev()
604 							led->cdev_led1b.name);  in bd2802_register_led_classdev()
608 	led->cdev_led2r.name = "led2_R";  in bd2802_register_led_classdev()
609 	led->cdev_led2r.brightness = LED_OFF;  in bd2802_register_led_classdev()
610 	led->cdev_led2r.brightness_set = bd2802_set_led2r_brightness;  in bd2802_register_led_classdev()
611 	led->cdev_led2r.blink_set = bd2802_set_led2r_blink;  in bd2802_register_led_classdev()
613 	ret = led_classdev_register(&led->client->dev, &led->cdev_led2r);  in bd2802_register_led_classdev()
615 		dev_err(&led->client->dev, "couldn't register LED %s\n",  in bd2802_register_led_classdev()
616 							led->cdev_led2r.name);  in bd2802_register_led_classdev()
620 	led->cdev_led2g.name = "led2_G";  in bd2802_register_led_classdev()
621 	led->cdev_led2g.brightness = LED_OFF;  in bd2802_register_led_classdev()
622 	led->cdev_led2g.brightness_set = bd2802_set_led2g_brightness;  in bd2802_register_led_classdev()
623 	led->cdev_led2g.blink_set = bd2802_set_led2g_blink;  in bd2802_register_led_classdev()
625 	ret = led_classdev_register(&led->client->dev, &led->cdev_led2g);  in bd2802_register_led_classdev()
627 		dev_err(&led->client->dev, "couldn't register LED %s\n",  in bd2802_register_led_classdev()
628 							led->cdev_led2g.name);  in bd2802_register_led_classdev()
632 	led->cdev_led2b.name = "led2_B";  in bd2802_register_led_classdev()
633 	led->cdev_led2b.brightness = LED_OFF;  in bd2802_register_led_classdev()
634 	led->cdev_led2b.brightness_set = bd2802_set_led2b_brightness;  in bd2802_register_led_classdev()
635 	led->cdev_led2b.blink_set = bd2802_set_led2b_blink;  in bd2802_register_led_classdev()
636 	led->cdev_led2b.flags |= LED_CORE_SUSPENDRESUME;  in bd2802_register_led_classdev()
638 	ret = led_classdev_register(&led->client->dev, &led->cdev_led2b);  in bd2802_register_led_classdev()
640 		dev_err(&led->client->dev, "couldn't register LED %s\n",  in bd2802_register_led_classdev()
641 							led->cdev_led2b.name);  in bd2802_register_led_classdev()
648 	led_classdev_unregister(&led->cdev_led2g);  in bd2802_register_led_classdev()
650 	led_classdev_unregister(&led->cdev_led2r);  in bd2802_register_led_classdev()
652 	led_classdev_unregister(&led->cdev_led1b);  in bd2802_register_led_classdev()
654 	led_classdev_unregister(&led->cdev_led1g);  in bd2802_register_led_classdev()
656 	led_classdev_unregister(&led->cdev_led1r);  in bd2802_register_led_classdev()
662 static void bd2802_unregister_led_classdev(struct bd2802_led *led)  in bd2802_unregister_led_classdev()  argument
664 	cancel_work_sync(&led->work);  in bd2802_unregister_led_classdev()
665 	led_classdev_unregister(&led->cdev_led2b);  in bd2802_unregister_led_classdev()
666 	led_classdev_unregister(&led->cdev_led2g);  in bd2802_unregister_led_classdev()
667 	led_classdev_unregister(&led->cdev_led2r);  in bd2802_unregister_led_classdev()
668 	led_classdev_unregister(&led->cdev_led1b);  in bd2802_unregister_led_classdev()
669 	led_classdev_unregister(&led->cdev_led1g);  in bd2802_unregister_led_classdev()
670 	led_classdev_unregister(&led->cdev_led1r);  in bd2802_unregister_led_classdev()
676 	struct bd2802_led *led;  in bd2802_probe()  local
680 	led = devm_kzalloc(&client->dev, sizeof(struct bd2802_led), GFP_KERNEL);  in bd2802_probe()
681 	if (!led)  in bd2802_probe()
684 	led->client = client;  in bd2802_probe()
685 	pdata = led->pdata = dev_get_platdata(&client->dev);  in bd2802_probe()
686 	i2c_set_clientdata(client, led);  in bd2802_probe()
703 	gpio_set_value(led->pdata->reset_gpio, 0);  in bd2802_probe()
706 	led->wave_pattern = BD2802_PATTERN_HALF;  in bd2802_probe()
707 	led->rgb_current = BD2802_CURRENT_032;  in bd2802_probe()
709 	init_rwsem(&led->rwsem);  in bd2802_probe()
712 		ret = device_create_file(&led->client->dev,  in bd2802_probe()
715 			dev_err(&led->client->dev, "failed: sysfs file %s\n",  in bd2802_probe()
721 	ret = bd2802_register_led_classdev(led);  in bd2802_probe()
729 		device_remove_file(&led->client->dev, bd2802_attributes[i]);  in bd2802_probe()
735 	struct bd2802_led *led = i2c_get_clientdata(client);  in bd2802_remove()  local
738 	gpio_set_value(led->pdata->reset_gpio, 0);  in bd2802_remove()
739 	bd2802_unregister_led_classdev(led);  in bd2802_remove()
740 	if (led->adf_on)  in bd2802_remove()
741 		bd2802_disable_adv_conf(led);  in bd2802_remove()
743 		device_remove_file(&led->client->dev, bd2802_attributes[i]);  in bd2802_remove()
749 static void bd2802_restore_state(struct bd2802_led *led)  in bd2802_restore_state()  argument
754 		if (led->led[i].r)  in bd2802_restore_state()
755 			bd2802_turn_on(led, i, RED, led->led[i].r);  in bd2802_restore_state()
756 		if (led->led[i].g)  in bd2802_restore_state()
757 			bd2802_turn_on(led, i, GREEN, led->led[i].g);  in bd2802_restore_state()
758 		if (led->led[i].b)  in bd2802_restore_state()
759 			bd2802_turn_on(led, i, BLUE, led->led[i].b);  in bd2802_restore_state()
766 	struct bd2802_led *led = i2c_get_clientdata(client);  in bd2802_suspend()  local
768 	gpio_set_value(led->pdata->reset_gpio, 0);  in bd2802_suspend()
776 	struct bd2802_led *led = i2c_get_clientdata(client);  in bd2802_resume()  local
778 	if (!bd2802_is_all_off(led) || led->adf_on) {  in bd2802_resume()
779 		bd2802_reset_cancel(led);  in bd2802_resume()
780 		bd2802_restore_state(led);  in bd2802_resume()