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path: root/drivers/net/wireless/rt2x00/rt2x00leds.c
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Diffstat (limited to 'drivers/net/wireless/rt2x00/rt2x00leds.c')
-rw-r--r--drivers/net/wireless/rt2x00/rt2x00leds.c244
1 files changed, 0 insertions, 244 deletions
diff --git a/drivers/net/wireless/rt2x00/rt2x00leds.c b/drivers/net/wireless/rt2x00/rt2x00leds.c
deleted file mode 100644
index c681d04b5..000000000
--- a/drivers/net/wireless/rt2x00/rt2x00leds.c
+++ /dev/null
@@ -1,244 +0,0 @@
-/*
- 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);
-}
generated by cgit v1.2.3-54-g00ecf (git 2.45.2) at 2024-09-05 14:57:13 +0000