Author | Tokens | Token Proportion | Commits | Commit Proportion |
---|---|---|---|---|
Ivo van Doorn | 973 | 96.53% | 5 | 55.56% |
Jakub Kiciński | 31 | 3.08% | 1 | 11.11% |
Joe Perches | 2 | 0.20% | 1 | 11.11% |
Jeff Kirsher | 1 | 0.10% | 1 | 11.11% |
Andrew Price | 1 | 0.10% | 1 | 11.11% |
Total | 1008 | 9 |
/* Copyright (C) 2004 - 2009 Ivo van Doorn <IvDoorn@gmail.com> <http://rt2x00.serialmonkey.com> This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, see <http://www.gnu.org/licenses/>. */ /* Module: rt2x00lib Abstract: rt2x00 led specific routines. */ #include <linux/kernel.h> #include <linux/module.h> #include "rt2x00.h" #include "rt2x00lib.h" void rt2x00leds_led_quality(struct rt2x00_dev *rt2x00dev, int rssi) { struct rt2x00_led *led = &rt2x00dev->led_qual; unsigned int brightness; if ((led->type != LED_TYPE_QUALITY) || !(led->flags & LED_REGISTERED)) return; /* * Led handling requires a positive value for the rssi, * to do that correctly we need to add the correction. */ rssi += rt2x00dev->rssi_offset; /* * Get the rssi level, this is used to convert the rssi * to a LED value inside the range LED_OFF - LED_FULL. */ if (rssi <= 30) rssi = 0; else if (rssi <= 39) rssi = 1; else if (rssi <= 49) rssi = 2; else if (rssi <= 53) rssi = 3; else if (rssi <= 63) rssi = 4; else rssi = 5; /* * Note that we must _not_ send LED_OFF since the driver * is going to calculate the value and might use it in a * division. */ brightness = ((LED_FULL / 6) * rssi) + 1; if (brightness != led->led_dev.brightness) { led->led_dev.brightness_set(&led->led_dev, brightness); led->led_dev.brightness = brightness; } } static void rt2x00led_led_simple(struct rt2x00_led *led, bool enabled) { unsigned int brightness = enabled ? LED_FULL : LED_OFF; if (!(led->flags & LED_REGISTERED)) return; led->led_dev.brightness_set(&led->led_dev, brightness); led->led_dev.brightness = brightness; } void rt2x00led_led_activity(struct rt2x00_dev *rt2x00dev, bool enabled) { if (rt2x00dev->led_qual.type == LED_TYPE_ACTIVITY) rt2x00led_led_simple(&rt2x00dev->led_qual, enabled); } void rt2x00leds_led_assoc(struct rt2x00_dev *rt2x00dev, bool enabled) { if (rt2x00dev->led_assoc.type == LED_TYPE_ASSOC) rt2x00led_led_simple(&rt2x00dev->led_assoc, enabled); } void rt2x00leds_led_radio(struct rt2x00_dev *rt2x00dev, bool enabled) { if (rt2x00dev->led_radio.type == LED_TYPE_RADIO) rt2x00led_led_simple(&rt2x00dev->led_radio, enabled); } static int rt2x00leds_register_led(struct rt2x00_dev *rt2x00dev, struct rt2x00_led *led, const char *name) { struct device *device = wiphy_dev(rt2x00dev->hw->wiphy); int retval; led->led_dev.name = name; led->led_dev.brightness = LED_OFF; retval = led_classdev_register(device, &led->led_dev); if (retval) { rt2x00_err(rt2x00dev, "Failed to register led handler\n"); return retval; } led->flags |= LED_REGISTERED; return 0; } void rt2x00leds_register(struct rt2x00_dev *rt2x00dev) { char name[36]; int retval; unsigned long on_period; unsigned long off_period; const char *phy_name = wiphy_name(rt2x00dev->hw->wiphy); if (rt2x00dev->led_radio.flags & LED_INITIALIZED) { snprintf(name, sizeof(name), "%s-%s::radio", rt2x00dev->ops->name, phy_name); retval = rt2x00leds_register_led(rt2x00dev, &rt2x00dev->led_radio, name); if (retval) goto exit_fail; } if (rt2x00dev->led_assoc.flags & LED_INITIALIZED) { snprintf(name, sizeof(name), "%s-%s::assoc", rt2x00dev->ops->name, phy_name); retval = rt2x00leds_register_led(rt2x00dev, &rt2x00dev->led_assoc, name); if (retval) goto exit_fail; } if (rt2x00dev->led_qual.flags & LED_INITIALIZED) { snprintf(name, sizeof(name), "%s-%s::quality", rt2x00dev->ops->name, phy_name); retval = rt2x00leds_register_led(rt2x00dev, &rt2x00dev->led_qual, name); if (retval) goto exit_fail; } /* * Initialize blink time to default value: * On period: 70ms * Off period: 30ms */ if (rt2x00dev->led_radio.led_dev.blink_set) { on_period = 70; off_period = 30; rt2x00dev->led_radio.led_dev.blink_set( &rt2x00dev->led_radio.led_dev, &on_period, &off_period); } return; exit_fail: rt2x00leds_unregister(rt2x00dev); } static void rt2x00leds_unregister_led(struct rt2x00_led *led) { led_classdev_unregister(&led->led_dev); /* * This might look weird, but when we are unregistering while * suspended the led is already off, and since we haven't * fully resumed yet, access to the device might not be * possible yet. */ if (!(led->led_dev.flags & LED_SUSPENDED)) led->led_dev.brightness_set(&led->led_dev, LED_OFF); led->flags &= ~LED_REGISTERED; } void rt2x00leds_unregister(struct rt2x00_dev *rt2x00dev) { if (rt2x00dev->led_qual.flags & LED_REGISTERED) rt2x00leds_unregister_led(&rt2x00dev->led_qual); if (rt2x00dev->led_assoc.flags & LED_REGISTERED) rt2x00leds_unregister_led(&rt2x00dev->led_assoc); if (rt2x00dev->led_radio.flags & LED_REGISTERED) rt2x00leds_unregister_led(&rt2x00dev->led_radio); } static inline void rt2x00leds_suspend_led(struct rt2x00_led *led) { led_classdev_suspend(&led->led_dev); /* This shouldn't be needed, but just to be safe */ led->led_dev.brightness_set(&led->led_dev, LED_OFF); led->led_dev.brightness = LED_OFF; } void rt2x00leds_suspend(struct rt2x00_dev *rt2x00dev) { if (rt2x00dev->led_qual.flags & LED_REGISTERED) rt2x00leds_suspend_led(&rt2x00dev->led_qual); if (rt2x00dev->led_assoc.flags & LED_REGISTERED) rt2x00leds_suspend_led(&rt2x00dev->led_assoc); if (rt2x00dev->led_radio.flags & LED_REGISTERED) rt2x00leds_suspend_led(&rt2x00dev->led_radio); } static inline void rt2x00leds_resume_led(struct rt2x00_led *led) { led_classdev_resume(&led->led_dev); /* Device might have enabled the LEDS during resume */ led->led_dev.brightness_set(&led->led_dev, LED_OFF); led->led_dev.brightness = LED_OFF; } void rt2x00leds_resume(struct rt2x00_dev *rt2x00dev) { if (rt2x00dev->led_radio.flags & LED_REGISTERED) rt2x00leds_resume_led(&rt2x00dev->led_radio); if (rt2x00dev->led_assoc.flags & LED_REGISTERED) rt2x00leds_resume_led(&rt2x00dev->led_assoc); if (rt2x00dev->led_qual.flags & LED_REGISTERED) rt2x00leds_resume_led(&rt2x00dev->led_qual); }
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