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authorAndré Fabian Silva Delgado <emulatorman@parabola.nu>2016-01-20 14:01:31 -0300
committerAndré Fabian Silva Delgado <emulatorman@parabola.nu>2016-01-20 14:01:31 -0300
commitb4b7ff4b08e691656c9d77c758fc355833128ac0 (patch)
tree82fcb00e6b918026dc9f2d1f05ed8eee83874cc0 /drivers/net/wireless/rtl818x/rtl8187/leds.c
parent35acfa0fc609f2a2cd95cef4a6a9c3a5c38f1778 (diff)
Linux-libre 4.4-gnupck-4.4-gnu
Diffstat (limited to 'drivers/net/wireless/rtl818x/rtl8187/leds.c')
-rw-r--r--drivers/net/wireless/rtl818x/rtl8187/leds.c245
1 files changed, 0 insertions, 245 deletions
diff --git a/drivers/net/wireless/rtl818x/rtl8187/leds.c b/drivers/net/wireless/rtl818x/rtl8187/leds.c
deleted file mode 100644
index c2d5b495c..000000000
--- a/drivers/net/wireless/rtl818x/rtl8187/leds.c
+++ /dev/null
@@ -1,245 +0,0 @@
-/*
- * Linux LED driver for RTL8187
- *
- * Copyright 2009 Larry Finger <Larry.Finger@lwfinger.net>
- *
- * Based on the LED handling in the r8187 driver, which is:
- * Copyright (c) Realtek Semiconductor Corp. All rights reserved.
- *
- * Thanks to Realtek for their support!
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-
-#ifdef CONFIG_RTL8187_LEDS
-
-#include <net/mac80211.h>
-#include <linux/usb.h>
-#include <linux/eeprom_93cx6.h>
-
-#include "rtl8187.h"
-#include "leds.h"
-
-static void led_turn_on(struct work_struct *work)
-{
- /* As this routine does read/write operations on the hardware, it must
- * be run from a work queue.
- */
- u8 reg;
- struct rtl8187_priv *priv = container_of(work, struct rtl8187_priv,
- led_on.work);
- struct rtl8187_led *led = &priv->led_tx;
-
- /* Don't change the LED, when the device is down. */
- if (!priv->vif || priv->vif->type == NL80211_IFTYPE_UNSPECIFIED)
- return ;
-
- /* Skip if the LED is not registered. */
- if (!led->dev)
- return;
- mutex_lock(&priv->conf_mutex);
- switch (led->ledpin) {
- case LED_PIN_GPIO0:
- rtl818x_iowrite8(priv, &priv->map->GPIO0, 0x01);
- rtl818x_iowrite8(priv, &priv->map->GP_ENABLE, 0x00);
- break;
- case LED_PIN_LED0:
- reg = rtl818x_ioread8(priv, &priv->map->PGSELECT) & ~(1 << 4);
- rtl818x_iowrite8(priv, &priv->map->PGSELECT, reg);
- break;
- case LED_PIN_LED1:
- reg = rtl818x_ioread8(priv, &priv->map->PGSELECT) & ~(1 << 5);
- rtl818x_iowrite8(priv, &priv->map->PGSELECT, reg);
- break;
- case LED_PIN_HW:
- default:
- break;
- }
- mutex_unlock(&priv->conf_mutex);
-}
-
-static void led_turn_off(struct work_struct *work)
-{
- /* As this routine does read/write operations on the hardware, it must
- * be run from a work queue.
- */
- u8 reg;
- struct rtl8187_priv *priv = container_of(work, struct rtl8187_priv,
- led_off.work);
- struct rtl8187_led *led = &priv->led_tx;
-
- /* Don't change the LED, when the device is down. */
- if (!priv->vif || priv->vif->type == NL80211_IFTYPE_UNSPECIFIED)
- return ;
-
- /* Skip if the LED is not registered. */
- if (!led->dev)
- return;
- mutex_lock(&priv->conf_mutex);
- switch (led->ledpin) {
- case LED_PIN_GPIO0:
- rtl818x_iowrite8(priv, &priv->map->GPIO0, 0x01);
- rtl818x_iowrite8(priv, &priv->map->GP_ENABLE, 0x01);
- break;
- case LED_PIN_LED0:
- reg = rtl818x_ioread8(priv, &priv->map->PGSELECT) | (1 << 4);
- rtl818x_iowrite8(priv, &priv->map->PGSELECT, reg);
- break;
- case LED_PIN_LED1:
- reg = rtl818x_ioread8(priv, &priv->map->PGSELECT) | (1 << 5);
- rtl818x_iowrite8(priv, &priv->map->PGSELECT, reg);
- break;
- case LED_PIN_HW:
- default:
- break;
- }
- mutex_unlock(&priv->conf_mutex);
-}
-
-/* Callback from the LED subsystem. */
-static void rtl8187_led_brightness_set(struct led_classdev *led_dev,
- enum led_brightness brightness)
-{
- struct rtl8187_led *led = container_of(led_dev, struct rtl8187_led,
- led_dev);
- struct ieee80211_hw *hw = led->dev;
- struct rtl8187_priv *priv;
- static bool radio_on;
-
- if (!hw)
- return;
- priv = hw->priv;
- if (led->is_radio) {
- if (brightness == LED_FULL) {
- ieee80211_queue_delayed_work(hw, &priv->led_on, 0);
- radio_on = true;
- } else if (radio_on) {
- radio_on = false;
- cancel_delayed_work(&priv->led_on);
- ieee80211_queue_delayed_work(hw, &priv->led_off, 0);
- }
- } else if (radio_on) {
- if (brightness == LED_OFF) {
- ieee80211_queue_delayed_work(hw, &priv->led_off, 0);
- /* The LED is off for 1/20 sec - it just blinks. */
- ieee80211_queue_delayed_work(hw, &priv->led_on,
- HZ / 20);
- } else
- ieee80211_queue_delayed_work(hw, &priv->led_on, 0);
- }
-}
-
-static int rtl8187_register_led(struct ieee80211_hw *dev,
- struct rtl8187_led *led, const char *name,
- const char *default_trigger, u8 ledpin,
- bool is_radio)
-{
- int err;
- struct rtl8187_priv *priv = dev->priv;
-
- if (led->dev)
- return -EEXIST;
- if (!default_trigger)
- return -EINVAL;
- led->dev = dev;
- led->ledpin = ledpin;
- led->is_radio = is_radio;
- strncpy(led->name, name, sizeof(led->name));
-
- led->led_dev.name = led->name;
- led->led_dev.default_trigger = default_trigger;
- led->led_dev.brightness_set = rtl8187_led_brightness_set;
-
- err = led_classdev_register(&priv->udev->dev, &led->led_dev);
- if (err) {
- printk(KERN_INFO "LEDs: Failed to register %s\n", name);
- led->dev = NULL;
- return err;
- }
- return 0;
-}
-
-static void rtl8187_unregister_led(struct rtl8187_led *led)
-{
- struct ieee80211_hw *hw = led->dev;
- struct rtl8187_priv *priv = hw->priv;
-
- led_classdev_unregister(&led->led_dev);
- flush_delayed_work(&priv->led_off);
- led->dev = NULL;
-}
-
-void rtl8187_leds_init(struct ieee80211_hw *dev, u16 custid)
-{
- struct rtl8187_priv *priv = dev->priv;
- char name[RTL8187_LED_MAX_NAME_LEN + 1];
- u8 ledpin;
- int err;
-
- /* According to the vendor driver, the LED operation depends on the
- * customer ID encoded in the EEPROM
- */
- printk(KERN_INFO "rtl8187: Customer ID is 0x%02X\n", custid);
- switch (custid) {
- case EEPROM_CID_RSVD0:
- case EEPROM_CID_RSVD1:
- case EEPROM_CID_SERCOMM_PS:
- case EEPROM_CID_QMI:
- case EEPROM_CID_DELL:
- case EEPROM_CID_TOSHIBA:
- ledpin = LED_PIN_GPIO0;
- break;
- case EEPROM_CID_ALPHA0:
- ledpin = LED_PIN_LED0;
- break;
- case EEPROM_CID_HW:
- ledpin = LED_PIN_HW;
- break;
- default:
- ledpin = LED_PIN_GPIO0;
- }
-
- INIT_DELAYED_WORK(&priv->led_on, led_turn_on);
- INIT_DELAYED_WORK(&priv->led_off, led_turn_off);
-
- snprintf(name, sizeof(name),
- "rtl8187-%s::radio", wiphy_name(dev->wiphy));
- err = rtl8187_register_led(dev, &priv->led_radio, name,
- ieee80211_get_radio_led_name(dev), ledpin, true);
- if (err)
- return;
-
- snprintf(name, sizeof(name),
- "rtl8187-%s::tx", wiphy_name(dev->wiphy));
- err = rtl8187_register_led(dev, &priv->led_tx, name,
- ieee80211_get_tx_led_name(dev), ledpin, false);
- if (err)
- goto err_tx;
-
- snprintf(name, sizeof(name),
- "rtl8187-%s::rx", wiphy_name(dev->wiphy));
- err = rtl8187_register_led(dev, &priv->led_rx, name,
- ieee80211_get_rx_led_name(dev), ledpin, false);
- if (!err)
- return;
-
- /* registration of RX LED failed - unregister */
- rtl8187_unregister_led(&priv->led_tx);
-err_tx:
- rtl8187_unregister_led(&priv->led_radio);
-}
-
-void rtl8187_leds_exit(struct ieee80211_hw *dev)
-{
- struct rtl8187_priv *priv = dev->priv;
-
- rtl8187_unregister_led(&priv->led_radio);
- rtl8187_unregister_led(&priv->led_rx);
- rtl8187_unregister_led(&priv->led_tx);
- cancel_delayed_work_sync(&priv->led_off);
- cancel_delayed_work_sync(&priv->led_on);
-}
-#endif /* def CONFIG_RTL8187_LEDS */
-