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rtl8712_led.c
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rtl8712_led.c
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// SPDX-License-Identifier: GPL-2.0
/******************************************************************************
* rtl8712_led.c
*
* Copyright(c) 2007 - 2010 Realtek Corporation. All rights reserved.
* Linux device driver for RTL8192SU
*
* Modifications for inclusion into the Linux staging tree are
* Copyright(c) 2010 Larry Finger. All rights reserved.
*
* Contact information:
* WLAN FAE <wlanfae@realtek.com>
* Larry Finger <Larry.Finger@lwfinger.net>
*
******************************************************************************/
#include "drv_types.h"
/*===========================================================================
* Constant.
*===========================================================================
*
* Default LED behavior.
*/
#define LED_BLINK_NORMAL_INTERVAL 100
#define LED_BLINK_SLOWLY_INTERVAL 200
#define LED_BLINK_LONG_INTERVAL 400
#define LED_BLINK_NO_LINK_INTERVAL_ALPHA 1000
#define LED_BLINK_LINK_INTERVAL_ALPHA 500
#define LED_BLINK_SCAN_INTERVAL_ALPHA 180
#define LED_BLINK_FASTER_INTERVAL_ALPHA 50
#define LED_BLINK_WPS_SUCCESS_INTERVAL_ALPHA 5000
/*===========================================================================
* LED object.
*===========================================================================
*/
enum _LED_STATE_871x {
LED_UNKNOWN = 0,
LED_STATE_ON = 1,
LED_STATE_OFF = 2,
LED_BLINK_NORMAL = 3,
LED_BLINK_SLOWLY = 4,
LED_POWER_ON_BLINK = 5,
LED_SCAN_BLINK = 6, /* LED is blinking during scanning period,
* the # of times to blink is depend on time
* for scanning.
*/
LED_NO_LINK_BLINK = 7, /* LED is blinking during no link state. */
LED_BLINK_StartToBlink = 8,/* Customized for Sercomm Printer
* Server case
*/
LED_BLINK_WPS = 9, /* LED is blinkg during WPS communication */
LED_TXRX_BLINK = 10,
LED_BLINK_WPS_STOP = 11, /*for ALPHA */
LED_BLINK_WPS_STOP_OVERLAP = 12, /*for BELKIN */
};
/*===========================================================================
* Prototype of protected function.
*===========================================================================
*/
static void BlinkTimerCallback(struct timer_list *t);
static void BlinkWorkItemCallback(struct work_struct *work);
/*===========================================================================
* LED_819xUsb routines.
*===========================================================================
*
*
*
* Description:
* Initialize an LED_871x object.
*/
static void InitLed871x(struct _adapter *padapter, struct LED_871x *pLed,
enum LED_PIN_871x LedPin)
{
pLed->padapter = padapter;
pLed->LedPin = LedPin;
pLed->CurrLedState = LED_STATE_OFF;
pLed->bLedOn = false;
pLed->bLedBlinkInProgress = false;
pLed->BlinkTimes = 0;
pLed->BlinkingLedState = LED_UNKNOWN;
timer_setup(&pLed->BlinkTimer, BlinkTimerCallback, 0);
INIT_WORK(&pLed->BlinkWorkItem, BlinkWorkItemCallback);
}
/*
* Description:
* DeInitialize an LED_871x object.
*/
static void DeInitLed871x(struct LED_871x *pLed)
{
del_timer_sync(&pLed->BlinkTimer);
/* We should reset bLedBlinkInProgress if we cancel
* the LedControlTimer,
*/
pLed->bLedBlinkInProgress = false;
}
/*
* Description:
* Turn on LED according to LedPin specified.
*/
static void SwLedOn(struct _adapter *padapter, struct LED_871x *pLed)
{
u8 LedCfg;
if (padapter->surprise_removed || padapter->driver_stopped)
return;
LedCfg = r8712_read8(padapter, LEDCFG);
switch (pLed->LedPin) {
case LED_PIN_GPIO0:
break;
case LED_PIN_LED0:
/* SW control led0 on.*/
r8712_write8(padapter, LEDCFG, LedCfg & 0xf0);
break;
case LED_PIN_LED1:
/* SW control led1 on.*/
r8712_write8(padapter, LEDCFG, LedCfg & 0x0f);
break;
default:
break;
}
pLed->bLedOn = true;
}
/*
* Description:
* Turn off LED according to LedPin specified.
*/
static void SwLedOff(struct _adapter *padapter, struct LED_871x *pLed)
{
u8 LedCfg;
if (padapter->surprise_removed || padapter->driver_stopped)
return;
LedCfg = r8712_read8(padapter, LEDCFG);
switch (pLed->LedPin) {
case LED_PIN_GPIO0:
break;
case LED_PIN_LED0:
LedCfg &= 0xf0; /* Set to software control.*/
r8712_write8(padapter, LEDCFG, (LedCfg | BIT(3)));
break;
case LED_PIN_LED1:
LedCfg &= 0x0f; /* Set to software control.*/
r8712_write8(padapter, LEDCFG, (LedCfg | BIT(7)));
break;
default:
break;
}
pLed->bLedOn = false;
}
/*===========================================================================
* Interface to manipulate LED objects.
*===========================================================================
*
* Description:
* Initialize all LED_871x objects.
*/
void r8712_InitSwLeds(struct _adapter *padapter)
{
struct led_priv *pledpriv = &padapter->ledpriv;
pledpriv->LedControlHandler = LedControl871x;
InitLed871x(padapter, &pledpriv->SwLed0, LED_PIN_LED0);
InitLed871x(padapter, &pledpriv->SwLed1, LED_PIN_LED1);
}
/* Description:
* DeInitialize all LED_819xUsb objects.
*/
void r8712_DeInitSwLeds(struct _adapter *padapter)
{
struct led_priv *ledpriv = &padapter->ledpriv;
DeInitLed871x(&ledpriv->SwLed0);
DeInitLed871x(&ledpriv->SwLed1);
}
/* Description:
* Implementation of LED blinking behavior.
* It toggle off LED and schedule corresponding timer if necessary.
*/
static void SwLedBlink(struct LED_871x *pLed)
{
struct _adapter *padapter = pLed->padapter;
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
u8 bStopBlinking = false;
/* Change LED according to BlinkingLedState specified. */
if (pLed->BlinkingLedState == LED_STATE_ON)
SwLedOn(padapter, pLed);
else
SwLedOff(padapter, pLed);
/* Determine if we shall change LED state again. */
pLed->BlinkTimes--;
switch (pLed->CurrLedState) {
case LED_BLINK_NORMAL:
if (pLed->BlinkTimes == 0)
bStopBlinking = true;
break;
case LED_BLINK_StartToBlink:
if (check_fwstate(pmlmepriv, _FW_LINKED) &&
(pmlmepriv->fw_state & WIFI_STATION_STATE))
bStopBlinking = true;
if (check_fwstate(pmlmepriv, _FW_LINKED) &&
((pmlmepriv->fw_state & WIFI_ADHOC_STATE) ||
(pmlmepriv->fw_state & WIFI_ADHOC_MASTER_STATE)))
bStopBlinking = true;
else if (pLed->BlinkTimes == 0)
bStopBlinking = true;
break;
case LED_BLINK_WPS:
if (pLed->BlinkTimes == 0)
bStopBlinking = true;
break;
default:
bStopBlinking = true;
break;
}
if (bStopBlinking) {
if (check_fwstate(pmlmepriv, _FW_LINKED) &&
!pLed->bLedOn)
SwLedOn(padapter, pLed);
else if (check_fwstate(pmlmepriv, _FW_LINKED) && pLed->bLedOn)
SwLedOff(padapter, pLed);
pLed->BlinkTimes = 0;
pLed->bLedBlinkInProgress = false;
} else {
/* Assign LED state to toggle. */
if (pLed->BlinkingLedState == LED_STATE_ON)
pLed->BlinkingLedState = LED_STATE_OFF;
else
pLed->BlinkingLedState = LED_STATE_ON;
/* Schedule a timer to toggle LED state. */
switch (pLed->CurrLedState) {
case LED_BLINK_NORMAL:
mod_timer(&pLed->BlinkTimer, jiffies +
msecs_to_jiffies(LED_BLINK_NORMAL_INTERVAL));
break;
case LED_BLINK_SLOWLY:
case LED_BLINK_StartToBlink:
mod_timer(&pLed->BlinkTimer, jiffies +
msecs_to_jiffies(LED_BLINK_SLOWLY_INTERVAL));
break;
case LED_BLINK_WPS:
mod_timer(&pLed->BlinkTimer, jiffies +
msecs_to_jiffies(LED_BLINK_LONG_INTERVAL));
break;
default:
mod_timer(&pLed->BlinkTimer, jiffies +
msecs_to_jiffies(LED_BLINK_SLOWLY_INTERVAL));
break;
}
}
}
static void SwLedBlink1(struct LED_871x *pLed)
{
struct _adapter *padapter = pLed->padapter;
struct led_priv *ledpriv = &padapter->ledpriv;
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
struct eeprom_priv *peeprompriv = &padapter->eeprompriv;
struct LED_871x *pLed1 = &ledpriv->SwLed1;
u8 bStopBlinking = false;
if (peeprompriv->CustomerID == RT_CID_819x_CAMEO)
pLed = &ledpriv->SwLed1;
/* Change LED according to BlinkingLedState specified. */
if (pLed->BlinkingLedState == LED_STATE_ON)
SwLedOn(padapter, pLed);
else
SwLedOff(padapter, pLed);
if (peeprompriv->CustomerID == RT_CID_DEFAULT) {
if (check_fwstate(pmlmepriv, _FW_LINKED)) {
if (!pLed1->bSWLedCtrl) {
SwLedOn(padapter, pLed1);
pLed1->bSWLedCtrl = true;
} else if (!pLed1->bLedOn) {
SwLedOn(padapter, pLed1);
}
} else {
if (!pLed1->bSWLedCtrl) {
SwLedOff(padapter, pLed1);
pLed1->bSWLedCtrl = true;
} else if (pLed1->bLedOn) {
SwLedOff(padapter, pLed1);
}
}
}
switch (pLed->CurrLedState) {
case LED_BLINK_SLOWLY:
if (pLed->bLedOn)
pLed->BlinkingLedState = LED_STATE_OFF;
else
pLed->BlinkingLedState = LED_STATE_ON;
mod_timer(&pLed->BlinkTimer, jiffies +
msecs_to_jiffies(LED_BLINK_NO_LINK_INTERVAL_ALPHA));
break;
case LED_BLINK_NORMAL:
if (pLed->bLedOn)
pLed->BlinkingLedState = LED_STATE_OFF;
else
pLed->BlinkingLedState = LED_STATE_ON;
mod_timer(&pLed->BlinkTimer, jiffies +
msecs_to_jiffies(LED_BLINK_LINK_INTERVAL_ALPHA));
break;
case LED_SCAN_BLINK:
pLed->BlinkTimes--;
if (pLed->BlinkTimes == 0)
bStopBlinking = true;
if (bStopBlinking) {
if (check_fwstate(pmlmepriv, _FW_LINKED)) {
pLed->bLedLinkBlinkInProgress = true;
pLed->CurrLedState = LED_BLINK_NORMAL;
if (pLed->bLedOn)
pLed->BlinkingLedState = LED_STATE_OFF;
else
pLed->BlinkingLedState = LED_STATE_ON;
mod_timer(&pLed->BlinkTimer, jiffies +
msecs_to_jiffies(LED_BLINK_LINK_INTERVAL_ALPHA));
} else if (!check_fwstate(pmlmepriv, _FW_LINKED)) {
pLed->bLedNoLinkBlinkInProgress = true;
pLed->CurrLedState = LED_BLINK_SLOWLY;
if (pLed->bLedOn)
pLed->BlinkingLedState = LED_STATE_OFF;
else
pLed->BlinkingLedState = LED_STATE_ON;
mod_timer(&pLed->BlinkTimer, jiffies +
msecs_to_jiffies(LED_BLINK_NO_LINK_INTERVAL_ALPHA));
}
pLed->bLedScanBlinkInProgress = false;
} else {
if (pLed->bLedOn)
pLed->BlinkingLedState = LED_STATE_OFF;
else
pLed->BlinkingLedState = LED_STATE_ON;
mod_timer(&pLed->BlinkTimer, jiffies +
msecs_to_jiffies(LED_BLINK_SCAN_INTERVAL_ALPHA));
}
break;
case LED_TXRX_BLINK:
pLed->BlinkTimes--;
if (pLed->BlinkTimes == 0)
bStopBlinking = true;
if (bStopBlinking) {
if (check_fwstate(pmlmepriv, _FW_LINKED)) {
pLed->bLedLinkBlinkInProgress = true;
pLed->CurrLedState = LED_BLINK_NORMAL;
if (pLed->bLedOn)
pLed->BlinkingLedState = LED_STATE_OFF;
else
pLed->BlinkingLedState = LED_STATE_ON;
mod_timer(&pLed->BlinkTimer, jiffies +
msecs_to_jiffies(LED_BLINK_LINK_INTERVAL_ALPHA));
} else if (!check_fwstate(pmlmepriv, _FW_LINKED)) {
pLed->bLedNoLinkBlinkInProgress = true;
pLed->CurrLedState = LED_BLINK_SLOWLY;
if (pLed->bLedOn)
pLed->BlinkingLedState = LED_STATE_OFF;
else
pLed->BlinkingLedState = LED_STATE_ON;
mod_timer(&pLed->BlinkTimer, jiffies +
msecs_to_jiffies(LED_BLINK_NO_LINK_INTERVAL_ALPHA));
}
pLed->BlinkTimes = 0;
pLed->bLedBlinkInProgress = false;
} else {
if (pLed->bLedOn)
pLed->BlinkingLedState = LED_STATE_OFF;
else
pLed->BlinkingLedState = LED_STATE_ON;
mod_timer(&pLed->BlinkTimer, jiffies +
msecs_to_jiffies(LED_BLINK_FASTER_INTERVAL_ALPHA));
}
break;
case LED_BLINK_WPS:
if (pLed->bLedOn)
pLed->BlinkingLedState = LED_STATE_OFF;
else
pLed->BlinkingLedState = LED_STATE_ON;
mod_timer(&pLed->BlinkTimer, jiffies +
msecs_to_jiffies(LED_BLINK_SCAN_INTERVAL_ALPHA));
break;
case LED_BLINK_WPS_STOP: /* WPS success */
if (pLed->BlinkingLedState == LED_STATE_ON) {
pLed->BlinkingLedState = LED_STATE_OFF;
mod_timer(&pLed->BlinkTimer, jiffies +
msecs_to_jiffies(LED_BLINK_WPS_SUCCESS_INTERVAL_ALPHA));
bStopBlinking = false;
} else {
bStopBlinking = true;
}
if (bStopBlinking) {
pLed->bLedLinkBlinkInProgress = true;
pLed->CurrLedState = LED_BLINK_NORMAL;
if (pLed->bLedOn)
pLed->BlinkingLedState = LED_STATE_OFF;
else
pLed->BlinkingLedState = LED_STATE_ON;
mod_timer(&pLed->BlinkTimer, jiffies +
msecs_to_jiffies(LED_BLINK_LINK_INTERVAL_ALPHA));
}
pLed->bLedWPSBlinkInProgress = false;
break;
default:
break;
}
}
static void SwLedBlink2(struct LED_871x *pLed)
{
struct _adapter *padapter = pLed->padapter;
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
u8 bStopBlinking = false;
/* Change LED according to BlinkingLedState specified. */
if (pLed->BlinkingLedState == LED_STATE_ON)
SwLedOn(padapter, pLed);
else
SwLedOff(padapter, pLed);
switch (pLed->CurrLedState) {
case LED_SCAN_BLINK:
pLed->BlinkTimes--;
if (pLed->BlinkTimes == 0)
bStopBlinking = true;
if (bStopBlinking) {
if (check_fwstate(pmlmepriv, _FW_LINKED)) {
pLed->CurrLedState = LED_STATE_ON;
pLed->BlinkingLedState = LED_STATE_ON;
SwLedOn(padapter, pLed);
} else if (!check_fwstate(pmlmepriv, _FW_LINKED)) {
pLed->CurrLedState = LED_STATE_OFF;
pLed->BlinkingLedState = LED_STATE_OFF;
SwLedOff(padapter, pLed);
}
pLed->bLedScanBlinkInProgress = false;
} else {
if (pLed->bLedOn)
pLed->BlinkingLedState = LED_STATE_OFF;
else
pLed->BlinkingLedState = LED_STATE_ON;
mod_timer(&pLed->BlinkTimer, jiffies +
msecs_to_jiffies(LED_BLINK_SCAN_INTERVAL_ALPHA));
}
break;
case LED_TXRX_BLINK:
pLed->BlinkTimes--;
if (pLed->BlinkTimes == 0)
bStopBlinking = true;
if (bStopBlinking) {
if (check_fwstate(pmlmepriv, _FW_LINKED)) {
pLed->CurrLedState = LED_STATE_ON;
pLed->BlinkingLedState = LED_STATE_ON;
SwLedOn(padapter, pLed);
} else if (!check_fwstate(pmlmepriv, _FW_LINKED)) {
pLed->CurrLedState = LED_STATE_OFF;
pLed->BlinkingLedState = LED_STATE_OFF;
SwLedOff(padapter, pLed);
}
pLed->bLedBlinkInProgress = false;
} else {
if (pLed->bLedOn)
pLed->BlinkingLedState = LED_STATE_OFF;
else
pLed->BlinkingLedState = LED_STATE_ON;
mod_timer(&pLed->BlinkTimer, jiffies +
msecs_to_jiffies(LED_BLINK_FASTER_INTERVAL_ALPHA));
}
break;
default:
break;
}
}
static void SwLedBlink3(struct LED_871x *pLed)
{
struct _adapter *padapter = pLed->padapter;
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
u8 bStopBlinking = false;
/* Change LED according to BlinkingLedState specified. */
if (pLed->BlinkingLedState == LED_STATE_ON)
SwLedOn(padapter, pLed);
else
if (pLed->CurrLedState != LED_BLINK_WPS_STOP)
SwLedOff(padapter, pLed);
switch (pLed->CurrLedState) {
case LED_SCAN_BLINK:
pLed->BlinkTimes--;
if (pLed->BlinkTimes == 0)
bStopBlinking = true;
if (bStopBlinking) {
if (check_fwstate(pmlmepriv, _FW_LINKED)) {
pLed->CurrLedState = LED_STATE_ON;
pLed->BlinkingLedState = LED_STATE_ON;
if (!pLed->bLedOn)
SwLedOn(padapter, pLed);
} else if (!check_fwstate(pmlmepriv, _FW_LINKED)) {
pLed->CurrLedState = LED_STATE_OFF;
pLed->BlinkingLedState = LED_STATE_OFF;
if (pLed->bLedOn)
SwLedOff(padapter, pLed);
}
pLed->bLedScanBlinkInProgress = false;
} else {
if (pLed->bLedOn)
pLed->BlinkingLedState = LED_STATE_OFF;
else
pLed->BlinkingLedState = LED_STATE_ON;
mod_timer(&pLed->BlinkTimer, jiffies +
msecs_to_jiffies(LED_BLINK_SCAN_INTERVAL_ALPHA));
}
break;
case LED_TXRX_BLINK:
pLed->BlinkTimes--;
if (pLed->BlinkTimes == 0)
bStopBlinking = true;
if (bStopBlinking) {
if (check_fwstate(pmlmepriv, _FW_LINKED)) {
pLed->CurrLedState = LED_STATE_ON;
pLed->BlinkingLedState = LED_STATE_ON;
if (!pLed->bLedOn)
SwLedOn(padapter, pLed);
} else if (!check_fwstate(pmlmepriv, _FW_LINKED)) {
pLed->CurrLedState = LED_STATE_OFF;
pLed->BlinkingLedState = LED_STATE_OFF;
if (pLed->bLedOn)
SwLedOff(padapter, pLed);
}
pLed->bLedBlinkInProgress = false;
} else {
if (pLed->bLedOn)
pLed->BlinkingLedState = LED_STATE_OFF;
else
pLed->BlinkingLedState = LED_STATE_ON;
mod_timer(&pLed->BlinkTimer, jiffies +
msecs_to_jiffies(LED_BLINK_FASTER_INTERVAL_ALPHA));
}
break;
case LED_BLINK_WPS:
if (pLed->bLedOn)
pLed->BlinkingLedState = LED_STATE_OFF;
else
pLed->BlinkingLedState = LED_STATE_ON;
mod_timer(&pLed->BlinkTimer, jiffies +
msecs_to_jiffies(LED_BLINK_SCAN_INTERVAL_ALPHA));
break;
case LED_BLINK_WPS_STOP: /*WPS success*/
if (pLed->BlinkingLedState == LED_STATE_ON) {
pLed->BlinkingLedState = LED_STATE_OFF;
mod_timer(&pLed->BlinkTimer, jiffies +
msecs_to_jiffies(LED_BLINK_WPS_SUCCESS_INTERVAL_ALPHA));
bStopBlinking = false;
} else {
bStopBlinking = true;
}
if (bStopBlinking) {
pLed->CurrLedState = LED_STATE_ON;
pLed->BlinkingLedState = LED_STATE_ON;
SwLedOn(padapter, pLed);
pLed->bLedWPSBlinkInProgress = false;
}
break;
default:
break;
}
}
static void SwLedBlink4(struct LED_871x *pLed)
{
struct _adapter *padapter = pLed->padapter;
struct led_priv *ledpriv = &padapter->ledpriv;
struct LED_871x *pLed1 = &ledpriv->SwLed1;
u8 bStopBlinking = false;
/* Change LED according to BlinkingLedState specified. */
if (pLed->BlinkingLedState == LED_STATE_ON)
SwLedOn(padapter, pLed);
else
SwLedOff(padapter, pLed);
if (!pLed1->bLedWPSBlinkInProgress &&
pLed1->BlinkingLedState == LED_UNKNOWN) {
pLed1->BlinkingLedState = LED_STATE_OFF;
pLed1->CurrLedState = LED_STATE_OFF;
SwLedOff(padapter, pLed1);
}
switch (pLed->CurrLedState) {
case LED_BLINK_SLOWLY:
if (pLed->bLedOn)
pLed->BlinkingLedState = LED_STATE_OFF;
else
pLed->BlinkingLedState = LED_STATE_ON;
mod_timer(&pLed->BlinkTimer, jiffies +
msecs_to_jiffies(LED_BLINK_NO_LINK_INTERVAL_ALPHA));
break;
case LED_BLINK_StartToBlink:
if (pLed->bLedOn) {
pLed->BlinkingLedState = LED_STATE_OFF;
mod_timer(&pLed->BlinkTimer, jiffies +
msecs_to_jiffies(LED_BLINK_SLOWLY_INTERVAL));
} else {
pLed->BlinkingLedState = LED_STATE_ON;
mod_timer(&pLed->BlinkTimer, jiffies +
msecs_to_jiffies(LED_BLINK_NORMAL_INTERVAL));
}
break;
case LED_SCAN_BLINK:
pLed->BlinkTimes--;
if (pLed->BlinkTimes == 0)
bStopBlinking = true;
if (bStopBlinking) {
pLed->bLedNoLinkBlinkInProgress = true;
pLed->CurrLedState = LED_BLINK_SLOWLY;
if (pLed->bLedOn)
pLed->BlinkingLedState = LED_STATE_OFF;
else
pLed->BlinkingLedState = LED_STATE_ON;
mod_timer(&pLed->BlinkTimer, jiffies +
msecs_to_jiffies(LED_BLINK_NO_LINK_INTERVAL_ALPHA));
pLed->bLedScanBlinkInProgress = false;
} else {
if (pLed->bLedOn)
pLed->BlinkingLedState = LED_STATE_OFF;
else
pLed->BlinkingLedState = LED_STATE_ON;
mod_timer(&pLed->BlinkTimer, jiffies +
msecs_to_jiffies(LED_BLINK_SCAN_INTERVAL_ALPHA));
}
break;
case LED_TXRX_BLINK:
pLed->BlinkTimes--;
if (pLed->BlinkTimes == 0)
bStopBlinking = true;
if (bStopBlinking) {
pLed->bLedNoLinkBlinkInProgress = true;
pLed->CurrLedState = LED_BLINK_SLOWLY;
if (pLed->bLedOn)
pLed->BlinkingLedState = LED_STATE_OFF;
else
pLed->BlinkingLedState = LED_STATE_ON;
mod_timer(&pLed->BlinkTimer, jiffies +
msecs_to_jiffies(LED_BLINK_NO_LINK_INTERVAL_ALPHA));
pLed->bLedBlinkInProgress = false;
} else {
if (pLed->bLedOn)
pLed->BlinkingLedState = LED_STATE_OFF;
else
pLed->BlinkingLedState = LED_STATE_ON;
mod_timer(&pLed->BlinkTimer, jiffies +
msecs_to_jiffies(LED_BLINK_FASTER_INTERVAL_ALPHA));
}
break;
case LED_BLINK_WPS:
if (pLed->bLedOn) {
pLed->BlinkingLedState = LED_STATE_OFF;
mod_timer(&pLed->BlinkTimer, jiffies +
msecs_to_jiffies(LED_BLINK_SLOWLY_INTERVAL));
} else {
pLed->BlinkingLedState = LED_STATE_ON;
mod_timer(&pLed->BlinkTimer, jiffies +
msecs_to_jiffies(LED_BLINK_NORMAL_INTERVAL));
}
break;
case LED_BLINK_WPS_STOP: /*WPS authentication fail*/
if (pLed->bLedOn)
pLed->BlinkingLedState = LED_STATE_OFF;
else
pLed->BlinkingLedState = LED_STATE_ON;
mod_timer(&pLed->BlinkTimer, jiffies +
msecs_to_jiffies(LED_BLINK_NORMAL_INTERVAL));
break;
case LED_BLINK_WPS_STOP_OVERLAP: /*WPS session overlap */
pLed->BlinkTimes--;
if (pLed->BlinkTimes == 0) {
if (pLed->bLedOn)
pLed->BlinkTimes = 1;
else
bStopBlinking = true;
}
if (bStopBlinking) {
pLed->BlinkTimes = 10;
pLed->BlinkingLedState = LED_STATE_ON;
mod_timer(&pLed->BlinkTimer, jiffies +
msecs_to_jiffies(LED_BLINK_LINK_INTERVAL_ALPHA));
} else {
if (pLed->bLedOn)
pLed->BlinkingLedState = LED_STATE_OFF;
else
pLed->BlinkingLedState = LED_STATE_ON;
mod_timer(&pLed->BlinkTimer, jiffies +
msecs_to_jiffies(LED_BLINK_NORMAL_INTERVAL));
}
break;
default:
break;
}
}
static void SwLedBlink5(struct LED_871x *pLed)
{
struct _adapter *padapter = pLed->padapter;
u8 bStopBlinking = false;
/* Change LED according to BlinkingLedState specified. */
if (pLed->BlinkingLedState == LED_STATE_ON)
SwLedOn(padapter, pLed);
else
SwLedOff(padapter, pLed);
switch (pLed->CurrLedState) {
case LED_SCAN_BLINK:
pLed->BlinkTimes--;
if (pLed->BlinkTimes == 0)
bStopBlinking = true;
if (bStopBlinking) {
pLed->CurrLedState = LED_STATE_ON;
pLed->BlinkingLedState = LED_STATE_ON;
if (!pLed->bLedOn)
mod_timer(&pLed->BlinkTimer, jiffies +
msecs_to_jiffies(LED_BLINK_FASTER_INTERVAL_ALPHA));
pLed->bLedScanBlinkInProgress = false;
} else {
if (pLed->bLedOn)
pLed->BlinkingLedState = LED_STATE_OFF;
else
pLed->BlinkingLedState = LED_STATE_ON;
mod_timer(&pLed->BlinkTimer, jiffies +
msecs_to_jiffies(LED_BLINK_SCAN_INTERVAL_ALPHA));
}
break;
case LED_TXRX_BLINK:
pLed->BlinkTimes--;
if (pLed->BlinkTimes == 0)
bStopBlinking = true;
if (bStopBlinking) {
pLed->CurrLedState = LED_STATE_ON;
pLed->BlinkingLedState = LED_STATE_ON;
if (!pLed->bLedOn)
mod_timer(&pLed->BlinkTimer, jiffies +
msecs_to_jiffies(LED_BLINK_FASTER_INTERVAL_ALPHA));
pLed->bLedBlinkInProgress = false;
} else {
if (pLed->bLedOn)
pLed->BlinkingLedState = LED_STATE_OFF;
else
pLed->BlinkingLedState = LED_STATE_ON;
mod_timer(&pLed->BlinkTimer, jiffies +
msecs_to_jiffies(LED_BLINK_FASTER_INTERVAL_ALPHA));
}
break;
default:
break;
}
}
static void SwLedBlink6(struct LED_871x *pLed)
{
struct _adapter *padapter = pLed->padapter;
u8 bStopBlinking = false;
/* Change LED according to BlinkingLedState specified. */
if (pLed->BlinkingLedState == LED_STATE_ON)
SwLedOn(padapter, pLed);
else
SwLedOff(padapter, pLed);
switch (pLed->CurrLedState) {
case LED_TXRX_BLINK:
pLed->BlinkTimes--;
if (pLed->BlinkTimes == 0)
bStopBlinking = true;
if (bStopBlinking) {
pLed->CurrLedState = LED_STATE_ON;
pLed->BlinkingLedState = LED_STATE_ON;
if (!pLed->bLedOn)
SwLedOn(padapter, pLed);
pLed->bLedBlinkInProgress = false;
} else {
if (pLed->bLedOn)
pLed->BlinkingLedState = LED_STATE_OFF;
else
pLed->BlinkingLedState = LED_STATE_ON;
mod_timer(&pLed->BlinkTimer, jiffies +
msecs_to_jiffies(LED_BLINK_FASTER_INTERVAL_ALPHA));
}
break;
case LED_BLINK_WPS:
if (pLed->bLedOn)
pLed->BlinkingLedState = LED_STATE_OFF;
else
pLed->BlinkingLedState = LED_STATE_ON;
mod_timer(&pLed->BlinkTimer, jiffies +
msecs_to_jiffies(LED_BLINK_SCAN_INTERVAL_ALPHA));
break;
default:
break;
}
}
/* Description:
* Callback function of LED BlinkTimer,
* it just schedules to corresponding BlinkWorkItem.
*/
static void BlinkTimerCallback(struct timer_list *t)
{
struct LED_871x *pLed = from_timer(pLed, t, BlinkTimer);
/* This fixed the crash problem on Fedora 12 when trying to do the
* insmod;ifconfig up;rmmod commands.
*/
if (pLed->padapter->surprise_removed || pLed->padapter->driver_stopped)
return;
schedule_work(&pLed->BlinkWorkItem);
}
/* Description:
* Callback function of LED BlinkWorkItem.
* We dispatch actual LED blink action according to LedStrategy.
*/
static void BlinkWorkItemCallback(struct work_struct *work)
{
struct LED_871x *pLed = container_of(work, struct LED_871x,
BlinkWorkItem);
struct led_priv *ledpriv = &pLed->padapter->ledpriv;
switch (ledpriv->LedStrategy) {
case SW_LED_MODE0:
SwLedBlink(pLed);
break;
case SW_LED_MODE1:
SwLedBlink1(pLed);
break;
case SW_LED_MODE2:
SwLedBlink2(pLed);
break;
case SW_LED_MODE3:
SwLedBlink3(pLed);
break;
case SW_LED_MODE4:
SwLedBlink4(pLed);
break;
case SW_LED_MODE5:
SwLedBlink5(pLed);
break;
case SW_LED_MODE6:
SwLedBlink6(pLed);
break;
default:
SwLedBlink(pLed);
break;
}
}
/*============================================================================
* Default LED behavior.
*============================================================================
*
* Description:
* Implement each led action for SW_LED_MODE0.
* This is default strategy.
*/
static void SwLedControlMode1(struct _adapter *padapter,
enum LED_CTL_MODE LedAction)
{
struct led_priv *ledpriv = &padapter->ledpriv;
struct LED_871x *pLed = &ledpriv->SwLed0;
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
struct sitesurvey_ctrl *psitesurveyctrl = &pmlmepriv->sitesurveyctrl;
if (padapter->eeprompriv.CustomerID == RT_CID_819x_CAMEO)
pLed = &ledpriv->SwLed1;
switch (LedAction) {
case LED_CTL_START_TO_LINK:
case LED_CTL_NO_LINK:
if (!pLed->bLedNoLinkBlinkInProgress) {
if (pLed->CurrLedState == LED_SCAN_BLINK ||
IS_LED_WPS_BLINKING(pLed))
return;
if (pLed->bLedLinkBlinkInProgress) {
del_timer(&pLed->BlinkTimer);
pLed->bLedLinkBlinkInProgress = false;
}
if (pLed->bLedBlinkInProgress) {
del_timer(&pLed->BlinkTimer);
pLed->bLedBlinkInProgress = false;
}
pLed->bLedNoLinkBlinkInProgress = true;
pLed->CurrLedState = LED_BLINK_SLOWLY;
if (pLed->bLedOn)
pLed->BlinkingLedState = LED_STATE_OFF;
else
pLed->BlinkingLedState = LED_STATE_ON;
mod_timer(&pLed->BlinkTimer, jiffies +
msecs_to_jiffies(LED_BLINK_NO_LINK_INTERVAL_ALPHA));
}
break;
case LED_CTL_LINK:
if (!pLed->bLedLinkBlinkInProgress) {
if (pLed->CurrLedState == LED_SCAN_BLINK ||
IS_LED_WPS_BLINKING(pLed))
return;
if (pLed->bLedNoLinkBlinkInProgress) {
del_timer(&pLed->BlinkTimer);
pLed->bLedNoLinkBlinkInProgress = false;
}
if (pLed->bLedBlinkInProgress) {
del_timer(&pLed->BlinkTimer);
pLed->bLedBlinkInProgress = false;
}
pLed->bLedLinkBlinkInProgress = true;
pLed->CurrLedState = LED_BLINK_NORMAL;
if (pLed->bLedOn)
pLed->BlinkingLedState = LED_STATE_OFF;
else
pLed->BlinkingLedState = LED_STATE_ON;
mod_timer(&pLed->BlinkTimer, jiffies +
msecs_to_jiffies(LED_BLINK_LINK_INTERVAL_ALPHA));
}
break;
case LED_CTL_SITE_SURVEY:
if (psitesurveyctrl->traffic_busy &&
check_fwstate(pmlmepriv, _FW_LINKED))
; /* dummy branch */
else if (!pLed->bLedScanBlinkInProgress) {
if (IS_LED_WPS_BLINKING(pLed))
return;
if (pLed->bLedNoLinkBlinkInProgress) {
del_timer(&pLed->BlinkTimer);
pLed->bLedNoLinkBlinkInProgress = false;
}
if (pLed->bLedLinkBlinkInProgress) {
del_timer(&pLed->BlinkTimer);
pLed->bLedLinkBlinkInProgress = false;
}
if (pLed->bLedBlinkInProgress) {
del_timer(&pLed->BlinkTimer);
pLed->bLedBlinkInProgress = false;
}
pLed->bLedScanBlinkInProgress = true;
pLed->CurrLedState = LED_SCAN_BLINK;
pLed->BlinkTimes = 24;
if (pLed->bLedOn)
pLed->BlinkingLedState = LED_STATE_OFF;
else
pLed->BlinkingLedState = LED_STATE_ON;
mod_timer(&pLed->BlinkTimer, jiffies +
msecs_to_jiffies(LED_BLINK_SCAN_INTERVAL_ALPHA));
}
break;
case LED_CTL_TX:
case LED_CTL_RX:
if (!pLed->bLedBlinkInProgress) {
if (pLed->CurrLedState == LED_SCAN_BLINK ||
IS_LED_WPS_BLINKING(pLed))
return;
if (pLed->bLedNoLinkBlinkInProgress) {
del_timer(&pLed->BlinkTimer);
pLed->bLedNoLinkBlinkInProgress = false;
}
if (pLed->bLedLinkBlinkInProgress) {
del_timer(&pLed->BlinkTimer);
pLed->bLedLinkBlinkInProgress = false;
}
pLed->bLedBlinkInProgress = true;
pLed->CurrLedState = LED_TXRX_BLINK;
pLed->BlinkTimes = 2;
if (pLed->bLedOn)
pLed->BlinkingLedState = LED_STATE_OFF;
else
pLed->BlinkingLedState = LED_STATE_ON;
mod_timer(&pLed->BlinkTimer, jiffies +
msecs_to_jiffies(LED_BLINK_FASTER_INTERVAL_ALPHA));
}
break;
case LED_CTL_START_WPS: /*wait until xinpin finish */
case LED_CTL_START_WPS_BOTTON:
if (!pLed->bLedWPSBlinkInProgress) {
if (pLed->bLedNoLinkBlinkInProgress) {
del_timer(&pLed->BlinkTimer);
pLed->bLedNoLinkBlinkInProgress = false;
}
if (pLed->bLedLinkBlinkInProgress) {
del_timer(&pLed->BlinkTimer);
pLed->bLedLinkBlinkInProgress = false;
}
if (pLed->bLedBlinkInProgress) {
del_timer(&pLed->BlinkTimer);
pLed->bLedBlinkInProgress = false;
}
if (pLed->bLedScanBlinkInProgress) {