1 // SPDX-License-Identifier: GPL-2.0-or-later
3 	Copyright (C) 2004 - 2009 Ivo van Doorn <IvDoorn@gmail.com>
10 	Abstract: rt2x00 led specific routines.
21 	struct rt2x00_led *led = &rt2x00dev->led_qual;  in rt2x00leds_led_quality()  local
24 	if ((led->type != LED_TYPE_QUALITY) || !(led->flags & LED_REGISTERED))  in rt2x00leds_led_quality()
28 	 * Led handling requires a positive value for the rssi,  in rt2x00leds_led_quality()
31 	rssi += rt2x00dev->rssi_offset;  in rt2x00leds_led_quality()
35 	 * to a LED value inside the range LED_OFF - LED_FULL.  in rt2x00leds_led_quality()
56 	if (brightness != led->led_dev.brightness) {  in rt2x00leds_led_quality()
57 		led->led_dev.brightness_set(&led->led_dev, brightness);  in rt2x00leds_led_quality()
58 		led->led_dev.brightness = brightness;  in rt2x00leds_led_quality()
62 static void rt2x00led_led_simple(struct rt2x00_led *led, bool enabled)  in rt2x00led_led_simple()  argument
66 	if (!(led->flags & LED_REGISTERED))  in rt2x00led_led_simple()
69 	led->led_dev.brightness_set(&led->led_dev, brightness);  in rt2x00led_led_simple()
70 	led->led_dev.brightness = brightness;  in rt2x00led_led_simple()
75 	if (rt2x00dev->led_qual.type == LED_TYPE_ACTIVITY)  in rt2x00led_led_activity()
76 		rt2x00led_led_simple(&rt2x00dev->led_qual, enabled);  in rt2x00led_led_activity()
81 	if (rt2x00dev->led_assoc.type == LED_TYPE_ASSOC)  in rt2x00leds_led_assoc()
82 		rt2x00led_led_simple(&rt2x00dev->led_assoc, enabled);  in rt2x00leds_led_assoc()
87 	if (rt2x00dev->led_radio.type == LED_TYPE_RADIO)  in rt2x00leds_led_radio()
88 		rt2x00led_led_simple(&rt2x00dev->led_radio, enabled);  in rt2x00leds_led_radio()
92 				   struct rt2x00_led *led,  in rt2x00leds_register_led()  argument
95 	struct device *device = wiphy_dev(rt2x00dev->hw->wiphy);  in rt2x00leds_register_led()
98 	led->led_dev.name = name;  in rt2x00leds_register_led()
99 	led->led_dev.brightness = LED_OFF;  in rt2x00leds_register_led()
101 	retval = led_classdev_register(device, &led->led_dev);  in rt2x00leds_register_led()
103 		rt2x00_err(rt2x00dev, "Failed to register led handler\n");  in rt2x00leds_register_led()
107 	led->flags |= LED_REGISTERED;  in rt2x00leds_register_led()
118 	const char *phy_name = wiphy_name(rt2x00dev->hw->wiphy);  in rt2x00leds_register()
120 	if (rt2x00dev->led_radio.flags & LED_INITIALIZED) {  in rt2x00leds_register()
121 		snprintf(name, sizeof(name), "%s-%s::radio",  in rt2x00leds_register()
122 			 rt2x00dev->ops->name, phy_name);  in rt2x00leds_register()
125 						 &rt2x00dev->led_radio,  in rt2x00leds_register()
131 	if (rt2x00dev->led_assoc.flags & LED_INITIALIZED) {  in rt2x00leds_register()
132 		snprintf(name, sizeof(name), "%s-%s::assoc",  in rt2x00leds_register()
133 			 rt2x00dev->ops->name, phy_name);  in rt2x00leds_register()
136 						 &rt2x00dev->led_assoc,  in rt2x00leds_register()
142 	if (rt2x00dev->led_qual.flags & LED_INITIALIZED) {  in rt2x00leds_register()
143 		snprintf(name, sizeof(name), "%s-%s::quality",  in rt2x00leds_register()
144 			 rt2x00dev->ops->name, phy_name);  in rt2x00leds_register()
147 						 &rt2x00dev->led_qual,  in rt2x00leds_register()
158 	if (rt2x00dev->led_radio.led_dev.blink_set) {  in rt2x00leds_register()
161 		rt2x00dev->led_radio.led_dev.blink_set(  in rt2x00leds_register()
162 		    &rt2x00dev->led_radio.led_dev, &on_period, &off_period);  in rt2x00leds_register()
171 static void rt2x00leds_unregister_led(struct rt2x00_led *led)  in rt2x00leds_unregister_led()  argument
173 	led_classdev_unregister(&led->led_dev);  in rt2x00leds_unregister_led()
177 	 * suspended the led is already off, and since we haven't  in rt2x00leds_unregister_led()
181 	if (!(led->led_dev.flags & LED_SUSPENDED))  in rt2x00leds_unregister_led()
182 		led->led_dev.brightness_set(&led->led_dev, LED_OFF);  in rt2x00leds_unregister_led()
184 	led->flags &= ~LED_REGISTERED;  in rt2x00leds_unregister_led()
189 	if (rt2x00dev->led_qual.flags & LED_REGISTERED)  in rt2x00leds_unregister()
190 		rt2x00leds_unregister_led(&rt2x00dev->led_qual);  in rt2x00leds_unregister()
191 	if (rt2x00dev->led_assoc.flags & LED_REGISTERED)  in rt2x00leds_unregister()
192 		rt2x00leds_unregister_led(&rt2x00dev->led_assoc);  in rt2x00leds_unregister()
193 	if (rt2x00dev->led_radio.flags & LED_REGISTERED)  in rt2x00leds_unregister()
194 		rt2x00leds_unregister_led(&rt2x00dev->led_radio);  in rt2x00leds_unregister()
197 static inline void rt2x00leds_suspend_led(struct rt2x00_led *led)  in rt2x00leds_suspend_led()  argument
199 	led_classdev_suspend(&led->led_dev);  in rt2x00leds_suspend_led()
202 	led->led_dev.brightness_set(&led->led_dev, LED_OFF);  in rt2x00leds_suspend_led()
203 	led->led_dev.brightness = LED_OFF;  in rt2x00leds_suspend_led()
208 	if (rt2x00dev->led_qual.flags & LED_REGISTERED)  in rt2x00leds_suspend()
209 		rt2x00leds_suspend_led(&rt2x00dev->led_qual);  in rt2x00leds_suspend()
210 	if (rt2x00dev->led_assoc.flags & LED_REGISTERED)  in rt2x00leds_suspend()
211 		rt2x00leds_suspend_led(&rt2x00dev->led_assoc);  in rt2x00leds_suspend()
212 	if (rt2x00dev->led_radio.flags & LED_REGISTERED)  in rt2x00leds_suspend()
213 		rt2x00leds_suspend_led(&rt2x00dev->led_radio);  in rt2x00leds_suspend()
216 static inline void rt2x00leds_resume_led(struct rt2x00_led *led)  in rt2x00leds_resume_led()  argument
218 	led_classdev_resume(&led->led_dev);  in rt2x00leds_resume_led()
221 	led->led_dev.brightness_set(&led->led_dev, LED_OFF);  in rt2x00leds_resume_led()
222 	led->led_dev.brightness = LED_OFF;  in rt2x00leds_resume_led()
227 	if (rt2x00dev->led_radio.flags & LED_REGISTERED)  in rt2x00leds_resume()
228 		rt2x00leds_resume_led(&rt2x00dev->led_radio);  in rt2x00leds_resume()
229 	if (rt2x00dev->led_assoc.flags & LED_REGISTERED)  in rt2x00leds_resume()
230 		rt2x00leds_resume_led(&rt2x00dev->led_assoc);  in rt2x00leds_resume()
231 	if (rt2x00dev->led_qual.flags & LED_REGISTERED)  in rt2x00leds_resume()
232 		rt2x00leds_resume_led(&rt2x00dev->led_qual);  in rt2x00leds_resume()