28 static void led_set_software_blink(struct led_classdev *led_cdev,  in led_set_software_blink()  argument
34 	current_brightness = led_get_brightness(led_cdev);  in led_set_software_blink()
36 		led_cdev->blink_brightness = current_brightness;  in led_set_software_blink()
37 	if (!led_cdev->blink_brightness)  in led_set_software_blink()
38 		led_cdev->blink_brightness = led_cdev->max_brightness;  in led_set_software_blink()
40 	led_cdev->blink_delay_on = delay_on;  in led_set_software_blink()
41 	led_cdev->blink_delay_off = delay_off;  in led_set_software_blink()
45 		led_set_brightness_async(led_cdev, LED_OFF);  in led_set_software_blink()
51 		led_set_brightness_async(led_cdev, led_cdev->blink_brightness);  in led_set_software_blink()
55 	mod_timer(&led_cdev->blink_timer, jiffies + 1);  in led_set_software_blink()
59 static void led_blink_setup(struct led_classdev *led_cdev,  in led_blink_setup()  argument
63 	if (!(led_cdev->flags & LED_BLINK_ONESHOT) &&  in led_blink_setup()
64 	    led_cdev->blink_set &&  in led_blink_setup()
65 	    !led_cdev->blink_set(led_cdev, delay_on, delay_off))  in led_blink_setup()
72 	led_set_software_blink(led_cdev, *delay_on, *delay_off);  in led_blink_setup()
75 void led_blink_set(struct led_classdev *led_cdev,  in led_blink_set()  argument
79 	del_timer_sync(&led_cdev->blink_timer);  in led_blink_set()
81 	led_cdev->flags &= ~LED_BLINK_ONESHOT;  in led_blink_set()
82 	led_cdev->flags &= ~LED_BLINK_ONESHOT_STOP;  in led_blink_set()
84 	led_blink_setup(led_cdev, delay_on, delay_off);  in led_blink_set()
88 void led_blink_set_oneshot(struct led_classdev *led_cdev,  in led_blink_set_oneshot()  argument
93 	if ((led_cdev->flags & LED_BLINK_ONESHOT) &&  in led_blink_set_oneshot()
94 	     timer_pending(&led_cdev->blink_timer))  in led_blink_set_oneshot()
97 	led_cdev->flags |= LED_BLINK_ONESHOT;  in led_blink_set_oneshot()
98 	led_cdev->flags &= ~LED_BLINK_ONESHOT_STOP;  in led_blink_set_oneshot()
101 		led_cdev->flags |= LED_BLINK_INVERT;  in led_blink_set_oneshot()
103 		led_cdev->flags &= ~LED_BLINK_INVERT;  in led_blink_set_oneshot()
105 	led_blink_setup(led_cdev, delay_on, delay_off);  in led_blink_set_oneshot()
109 void led_stop_software_blink(struct led_classdev *led_cdev)  in led_stop_software_blink()  argument
111 	del_timer_sync(&led_cdev->blink_timer);  in led_stop_software_blink()
112 	led_cdev->blink_delay_on = 0;  in led_stop_software_blink()
113 	led_cdev->blink_delay_off = 0;  in led_stop_software_blink()
117 void led_set_brightness(struct led_classdev *led_cdev,  in led_set_brightness()  argument
123 	if (led_cdev->blink_delay_on || led_cdev->blink_delay_off) {  in led_set_brightness()
124 		led_cdev->delayed_set_value = brightness;  in led_set_brightness()
125 		schedule_work(&led_cdev->set_brightness_work);  in led_set_brightness()
129 	if (led_cdev->flags & SET_BRIGHTNESS_ASYNC) {  in led_set_brightness()
130 		led_set_brightness_async(led_cdev, brightness);  in led_set_brightness()
132 	} else if (led_cdev->flags & SET_BRIGHTNESS_SYNC)  in led_set_brightness()
133 		ret = led_set_brightness_sync(led_cdev, brightness);  in led_set_brightness()
138 		dev_dbg(led_cdev->dev, "Setting LED brightness failed (%d)\n",  in led_set_brightness()
143 int led_update_brightness(struct led_classdev *led_cdev)  in led_update_brightness()  argument
147 	if (led_cdev->brightness_get) {  in led_update_brightness()
148 		ret = led_cdev->brightness_get(led_cdev);  in led_update_brightness()
150 			led_cdev->brightness = ret;  in led_update_brightness()
160 void led_sysfs_disable(struct led_classdev *led_cdev)  in led_sysfs_disable()  argument
162 	lockdep_assert_held(&led_cdev->led_access);  in led_sysfs_disable()
164 	led_cdev->flags |= LED_SYSFS_DISABLE;  in led_sysfs_disable()
169 void led_sysfs_enable(struct led_classdev *led_cdev)  in led_sysfs_enable()  argument
171 	lockdep_assert_held(&led_cdev->led_access);  in led_sysfs_enable()
173 	led_cdev->flags &= ~LED_SYSFS_DISABLE;  in led_sysfs_enable()