48 	struct lcd_device *ld = container_of(self, struct lcd_device, fb_notif);  in fb_notifier_callback()  local
53 	guard(mutex)(&ld->ops_lock);  in fb_notifier_callback()
55 	if (!ld->ops)  in fb_notifier_callback()
57 	if (ld->ops->controls_device && !ld->ops->controls_device(ld, info->device))  in fb_notifier_callback()
59 	if (fb_lcd && fb_lcd != ld)  in fb_notifier_callback()
65 		if (ld->ops->set_power)  in fb_notifier_callback()
66 			ld->ops->set_power(ld, power);  in fb_notifier_callback()
70 		if (ld->ops->set_mode)  in fb_notifier_callback()
71 			ld->ops->set_mode(ld, videomode->xres, videomode->yres);  in fb_notifier_callback()
77 static int lcd_register_fb(struct lcd_device *ld)  in lcd_register_fb()  argument
79 	memset(&ld->fb_notif, 0, sizeof(ld->fb_notif));  in lcd_register_fb()
80 	ld->fb_notif.notifier_call = fb_notifier_callback;  in lcd_register_fb()
81 	return fb_register_client(&ld->fb_notif);  in lcd_register_fb()
84 static void lcd_unregister_fb(struct lcd_device *ld)  in lcd_unregister_fb()  argument
86 	fb_unregister_client(&ld->fb_notif);  in lcd_unregister_fb()
89 static int lcd_register_fb(struct lcd_device *ld)  in lcd_register_fb()  argument
94 static inline void lcd_unregister_fb(struct lcd_device *ld)  in lcd_unregister_fb()  argument
103 	struct lcd_device *ld = to_lcd_device(dev);  in lcd_power_show()  local
105 	mutex_lock(&ld->ops_lock);  in lcd_power_show()
106 	if (ld->ops && ld->ops->get_power)  in lcd_power_show()
107 		rc = sprintf(buf, "%d\n", ld->ops->get_power(ld));  in lcd_power_show()
110 	mutex_unlock(&ld->ops_lock);  in lcd_power_show()
119 	struct lcd_device *ld = to_lcd_device(dev);  in lcd_power_store()  local
128 	mutex_lock(&ld->ops_lock);  in lcd_power_store()
129 	if (ld->ops && ld->ops->set_power) {  in lcd_power_store()
131 		ld->ops->set_power(ld, power);  in lcd_power_store()
134 	mutex_unlock(&ld->ops_lock);  in lcd_power_store()
144 	struct lcd_device *ld = to_lcd_device(dev);  in contrast_show()  local
146 	mutex_lock(&ld->ops_lock);  in contrast_show()
147 	if (ld->ops && ld->ops->get_contrast)  in contrast_show()
148 		rc = sprintf(buf, "%d\n", ld->ops->get_contrast(ld));  in contrast_show()
149 	mutex_unlock(&ld->ops_lock);  in contrast_show()
158 	struct lcd_device *ld = to_lcd_device(dev);  in contrast_store()  local
167 	mutex_lock(&ld->ops_lock);  in contrast_store()
168 	if (ld->ops && ld->ops->set_contrast) {  in contrast_store()
170 		ld->ops->set_contrast(ld, contrast);  in contrast_store()
173 	mutex_unlock(&ld->ops_lock);  in contrast_store()
182 	struct lcd_device *ld = to_lcd_device(dev);  in max_contrast_show()  local
184 	return sprintf(buf, "%d\n", ld->props.max_contrast);  in max_contrast_show()
190 	struct lcd_device *ld = to_lcd_device(dev);  in lcd_device_release()  local
191 	kfree(ld);  in lcd_device_release()
264 void lcd_device_unregister(struct lcd_device *ld)  in lcd_device_unregister()  argument
266 	if (!ld)  in lcd_device_unregister()
269 	mutex_lock(&ld->ops_lock);  in lcd_device_unregister()
270 	ld->ops = NULL;  in lcd_device_unregister()
271 	mutex_unlock(&ld->ops_lock);  in lcd_device_unregister()
272 	lcd_unregister_fb(ld);  in lcd_device_unregister()
274 	device_unregister(&ld->dev);  in lcd_device_unregister()
337 void devm_lcd_device_unregister(struct device *dev, struct lcd_device *ld)  in devm_lcd_device_unregister()  argument
342 				devm_lcd_device_match, ld);  in devm_lcd_device_unregister()