2  * QEMU single LED device
4  * Copyright (C) 2020 Philippe Mathieu-Daudé <f4bug@amsat.org>
6  * SPDX-License-Identifier: GPL-2.0-or-later
11 #include "hw/qdev-properties.h"
12 #include "hw/misc/led.h"
43     trace_led_set_intensity(s->description, s->color, intensity_percent);  in led_set_intensity()
44     if (intensity_percent != s->intensity_percent) {  in led_set_intensity()
45         trace_led_change_intensity(s->description, s->color,  in led_set_intensity()
46                                    s->intensity_percent, intensity_percent);  in led_set_intensity()
48     s->intensity_percent = intensity_percent;  in led_set_intensity()
53     return s->intensity_percent;  in led_get_intensity()
63     LEDState *s = LED(opaque);  in led_set_state_gpio_handler()
66     led_set_state(s, !!new_state == s->gpio_active_high);  in led_set_state_gpio_handler()
71     LEDState *s = LED(dev);  in led_reset()
73     led_set_state(s, s->gpio_active_high);  in led_reset()
78     .version_id = 1,
79     .minimum_version_id = 1,
88     LEDState *s = LED(dev);  in led_realize()
90     if (s->color == NULL) {  in led_realize()
93     } else if (!led_color_name_is_valid(s->color)) {  in led_realize()
97     if (s->description == NULL) {  in led_realize()
98         s->description = g_strdup("n/a");  in led_realize()
101     qdev_init_gpio_in(DEVICE(s), led_set_state_gpio_handler, 1);  in led_realize()
107     DEFINE_PROP_BOOL("gpio-active-high", LEDState, gpio_active_high, true),
114     dc->desc = "LED";  in led_class_init()
115     dc->vmsd = &vmstate_led;  in led_class_init()
117     dc->realize = led_realize;  in led_class_init()
118     set_bit(DEVICE_CATEGORY_DISPLAY, dc->categories);  in led_class_init()
145     qdev_prop_set_bit(dev, "gpio-active-high",  in type_init()
150         name = g_strdup_printf("undescribed-led-#%u", undescribed_led_id++);  in type_init()
153         name = g_ascii_strdown(description, -1);  in type_init()
154         name = g_strdelimit(name, " #", '-');  in type_init()
159     return LED(dev);  in type_init()