From 9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00 Mon Sep 17 00:00:00 2001 From: Yunhong Jiang Date: Tue, 4 Aug 2015 12:17:53 -0700 Subject: Add the rt linux 4.1.3-rt3 as base Import the rt linux 4.1.3-rt3 as OPNFV kvm base. It's from git://git.kernel.org/pub/scm/linux/kernel/git/rt/linux-rt-devel.git linux-4.1.y-rt and the base is: commit 0917f823c59692d751951bf5ea699a2d1e2f26a2 Author: Sebastian Andrzej Siewior Date: Sat Jul 25 12:13:34 2015 +0200 Prepare v4.1.3-rt3 Signed-off-by: Sebastian Andrzej Siewior We lose all the git history this way and it's not good. We should apply another opnfv project repo in future. Change-Id: I87543d81c9df70d99c5001fbdf646b202c19f423 Signed-off-by: Yunhong Jiang --- kernel/drivers/staging/rtl8188eu/core/rtw_led.c | 497 ++++++++++++++++++++++++ 1 file changed, 497 insertions(+) create mode 100644 kernel/drivers/staging/rtl8188eu/core/rtw_led.c (limited to 'kernel/drivers/staging/rtl8188eu/core/rtw_led.c') diff --git a/kernel/drivers/staging/rtl8188eu/core/rtw_led.c b/kernel/drivers/staging/rtl8188eu/core/rtw_led.c new file mode 100644 index 000000000..94405dc44 --- /dev/null +++ b/kernel/drivers/staging/rtl8188eu/core/rtw_led.c @@ -0,0 +1,497 @@ +/****************************************************************************** + * + * Copyright(c) 2007 - 2012 Realtek Corporation. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of version 2 of the GNU General Public License as + * published by the Free Software Foundation. + * + * 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. + * + * + ******************************************************************************/ + +#include +#include "rtw_led.h" + +/* */ +/* Description: */ +/* Callback function of LED BlinkTimer, */ +/* it just schedules to corresponding BlinkWorkItem/led_blink_hdl */ +/* */ +void BlinkTimerCallback(unsigned long data) +{ + struct LED_871x *pLed = (struct LED_871x *)data; + struct adapter *padapter = pLed->padapter; + + if ((padapter->bSurpriseRemoved) || (padapter->bDriverStopped)) + return; + + schedule_work(&(pLed->BlinkWorkItem)); +} + +/* */ +/* Description: */ +/* Callback function of LED BlinkWorkItem. */ +/* */ +void BlinkWorkItemCallback(struct work_struct *work) +{ + struct LED_871x *pLed = container_of(work, struct LED_871x, BlinkWorkItem); + BlinkHandler(pLed); +} + +/* */ +/* Description: */ +/* Reset status of LED_871x object. */ +/* */ +void ResetLedStatus(struct LED_871x *pLed) +{ + pLed->CurrLedState = RTW_LED_OFF; /* Current LED state. */ + pLed->bLedOn = false; /* true if LED is ON, false if LED is OFF. */ + + pLed->bLedBlinkInProgress = false; /* true if it is blinking, false o.w.. */ + pLed->bLedWPSBlinkInProgress = false; + + pLed->BlinkTimes = 0; /* Number of times to toggle led state for blinking. */ + pLed->BlinkingLedState = LED_UNKNOWN; /* Next state for blinking, either RTW_LED_ON or RTW_LED_OFF are. */ + + pLed->bLedNoLinkBlinkInProgress = false; + pLed->bLedLinkBlinkInProgress = false; + pLed->bLedStartToLinkBlinkInProgress = false; + pLed->bLedScanBlinkInProgress = false; +} + +/*Description: */ +/* Initialize an LED_871x object. */ +void InitLed871x(struct adapter *padapter, struct LED_871x *pLed) +{ + pLed->padapter = padapter; + + ResetLedStatus(pLed); + + setup_timer(&(pLed->BlinkTimer), BlinkTimerCallback, + (unsigned long)pLed); + + INIT_WORK(&(pLed->BlinkWorkItem), BlinkWorkItemCallback); +} + + +/* */ +/* Description: */ +/* DeInitialize an LED_871x object. */ +/* */ +void DeInitLed871x(struct LED_871x *pLed) +{ + cancel_work_sync(&(pLed->BlinkWorkItem)); + del_timer_sync(&(pLed->BlinkTimer)); + ResetLedStatus(pLed); +} + +/* */ +/* Description: */ +/* Implementation of LED blinking behavior. */ +/* It toggle off LED and schedule corresponding timer if necessary. */ +/* */ + +static void SwLedBlink1(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 == RTW_LED_ON) { + SwLedOn(padapter, pLed); + RT_TRACE(_module_rtl8712_led_c_, _drv_info_, ("Blinktimes (%d): turn on\n", pLed->BlinkTimes)); + } else { + SwLedOff(padapter, pLed); + RT_TRACE(_module_rtl8712_led_c_, _drv_info_, ("Blinktimes (%d): turn off\n", pLed->BlinkTimes)); + } + + if (padapter->pwrctrlpriv.rf_pwrstate != rf_on) { + SwLedOff(padapter, pLed); + ResetLedStatus(pLed); + return; + } + + switch (pLed->CurrLedState) { + case LED_BLINK_SLOWLY: + if (pLed->bLedOn) + pLed->BlinkingLedState = RTW_LED_OFF; + else + pLed->BlinkingLedState = RTW_LED_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 = RTW_LED_OFF; + else + pLed->BlinkingLedState = RTW_LED_ON; + mod_timer(&pLed->BlinkTimer, jiffies + + msecs_to_jiffies(LED_BLINK_LINK_INTERVAL_ALPHA)); + break; + case LED_BLINK_SCAN: + 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 = RTW_LED_OFF; + else + pLed->BlinkingLedState = RTW_LED_ON; + mod_timer(&pLed->BlinkTimer, jiffies + + msecs_to_jiffies(LED_BLINK_LINK_INTERVAL_ALPHA)); + RT_TRACE(_module_rtl8712_led_c_, _drv_info_, ("CurrLedState %d\n", pLed->CurrLedState)); + } else if (!check_fwstate(pmlmepriv, _FW_LINKED)) { + pLed->bLedNoLinkBlinkInProgress = true; + pLed->CurrLedState = LED_BLINK_SLOWLY; + if (pLed->bLedOn) + pLed->BlinkingLedState = RTW_LED_OFF; + else + pLed->BlinkingLedState = RTW_LED_ON; + mod_timer(&pLed->BlinkTimer, jiffies + + msecs_to_jiffies(LED_BLINK_NO_LINK_INTERVAL_ALPHA)); + RT_TRACE(_module_rtl8712_led_c_, _drv_info_, ("CurrLedState %d\n", pLed->CurrLedState)); + } + pLed->bLedScanBlinkInProgress = false; + } else { + if (pLed->bLedOn) + pLed->BlinkingLedState = RTW_LED_OFF; + else + pLed->BlinkingLedState = RTW_LED_ON; + mod_timer(&pLed->BlinkTimer, jiffies + + msecs_to_jiffies(LED_BLINK_SCAN_INTERVAL_ALPHA)); + } + break; + case LED_BLINK_TXRX: + 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 = RTW_LED_OFF; + else + pLed->BlinkingLedState = RTW_LED_ON; + mod_timer(&pLed->BlinkTimer, jiffies + + msecs_to_jiffies(LED_BLINK_LINK_INTERVAL_ALPHA)); + RT_TRACE(_module_rtl8712_led_c_, _drv_info_, ("CurrLedState %d\n", pLed->CurrLedState)); + } else if (!check_fwstate(pmlmepriv, _FW_LINKED)) { + pLed->bLedNoLinkBlinkInProgress = true; + pLed->CurrLedState = LED_BLINK_SLOWLY; + if (pLed->bLedOn) + pLed->BlinkingLedState = RTW_LED_OFF; + else + pLed->BlinkingLedState = RTW_LED_ON; + mod_timer(&pLed->BlinkTimer, jiffies + + msecs_to_jiffies(LED_BLINK_NO_LINK_INTERVAL_ALPHA)); + RT_TRACE(_module_rtl8712_led_c_, _drv_info_, ("CurrLedState %d\n", pLed->CurrLedState)); + } + pLed->BlinkTimes = 0; + pLed->bLedBlinkInProgress = false; + } else { + if (pLed->bLedOn) + pLed->BlinkingLedState = RTW_LED_OFF; + else + pLed->BlinkingLedState = RTW_LED_ON; + mod_timer(&pLed->BlinkTimer, jiffies + + msecs_to_jiffies(LED_BLINK_FASTER_INTERVAL_ALPHA)); + } + break; + case LED_BLINK_WPS: + if (pLed->bLedOn) + pLed->BlinkingLedState = RTW_LED_OFF; + else + pLed->BlinkingLedState = RTW_LED_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 == RTW_LED_ON) + bStopBlinking = false; + else + bStopBlinking = true; + + if (bStopBlinking) { + pLed->bLedLinkBlinkInProgress = true; + pLed->CurrLedState = LED_BLINK_NORMAL; + if (pLed->bLedOn) + pLed->BlinkingLedState = RTW_LED_OFF; + else + pLed->BlinkingLedState = RTW_LED_ON; + mod_timer(&pLed->BlinkTimer, jiffies + + msecs_to_jiffies(LED_BLINK_LINK_INTERVAL_ALPHA)); + RT_TRACE(_module_rtl8712_led_c_, _drv_info_, ("CurrLedState %d\n", pLed->CurrLedState)); + + pLed->bLedWPSBlinkInProgress = false; + } else { + pLed->BlinkingLedState = RTW_LED_OFF; + mod_timer(&pLed->BlinkTimer, jiffies + + msecs_to_jiffies(LED_BLINK_WPS_SUCCESS_INTERVAL_ALPHA)); + } + break; + default: + break; + } +} + + /* ALPHA, added by chiyoko, 20090106 */ +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); + + switch (LedAction) { + case LED_CTL_POWER_ON: + case LED_CTL_START_TO_LINK: + case LED_CTL_NO_LINK: + if (!pLed->bLedNoLinkBlinkInProgress) { + if (pLed->CurrLedState == LED_BLINK_SCAN || IS_LED_WPS_BLINKING(pLed)) + return; + if (pLed->bLedLinkBlinkInProgress) { + del_timer_sync(&(pLed->BlinkTimer)); + pLed->bLedLinkBlinkInProgress = false; + } + if (pLed->bLedBlinkInProgress) { + del_timer_sync(&(pLed->BlinkTimer)); + pLed->bLedBlinkInProgress = false; + } + + pLed->bLedNoLinkBlinkInProgress = true; + pLed->CurrLedState = LED_BLINK_SLOWLY; + if (pLed->bLedOn) + pLed->BlinkingLedState = RTW_LED_OFF; + else + pLed->BlinkingLedState = RTW_LED_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_BLINK_SCAN || IS_LED_WPS_BLINKING(pLed)) + return; + if (pLed->bLedNoLinkBlinkInProgress) { + del_timer_sync(&(pLed->BlinkTimer)); + pLed->bLedNoLinkBlinkInProgress = false; + } + if (pLed->bLedBlinkInProgress) { + del_timer_sync(&(pLed->BlinkTimer)); + pLed->bLedBlinkInProgress = false; + } + pLed->bLedLinkBlinkInProgress = true; + pLed->CurrLedState = LED_BLINK_NORMAL; + if (pLed->bLedOn) + pLed->BlinkingLedState = RTW_LED_OFF; + else + pLed->BlinkingLedState = RTW_LED_ON; + mod_timer(&pLed->BlinkTimer, jiffies + + msecs_to_jiffies(LED_BLINK_LINK_INTERVAL_ALPHA)); + } + break; + case LED_CTL_SITE_SURVEY: + if ((pmlmepriv->LinkDetectInfo.bBusyTraffic) && (check_fwstate(pmlmepriv, _FW_LINKED))) { + ; + } else if (!pLed->bLedScanBlinkInProgress) { + if (IS_LED_WPS_BLINKING(pLed)) + return; + if (pLed->bLedNoLinkBlinkInProgress) { + del_timer_sync(&(pLed->BlinkTimer)); + pLed->bLedNoLinkBlinkInProgress = false; + } + if (pLed->bLedLinkBlinkInProgress) { + del_timer_sync(&(pLed->BlinkTimer)); + pLed->bLedLinkBlinkInProgress = false; + } + if (pLed->bLedBlinkInProgress) { + del_timer_sync(&(pLed->BlinkTimer)); + pLed->bLedBlinkInProgress = false; + } + pLed->bLedScanBlinkInProgress = true; + pLed->CurrLedState = LED_BLINK_SCAN; + pLed->BlinkTimes = 24; + if (pLed->bLedOn) + pLed->BlinkingLedState = RTW_LED_OFF; + else + pLed->BlinkingLedState = RTW_LED_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_BLINK_SCAN || IS_LED_WPS_BLINKING(pLed)) + return; + if (pLed->bLedNoLinkBlinkInProgress) { + del_timer_sync(&(pLed->BlinkTimer)); + pLed->bLedNoLinkBlinkInProgress = false; + } + if (pLed->bLedLinkBlinkInProgress) { + del_timer_sync(&(pLed->BlinkTimer)); + pLed->bLedLinkBlinkInProgress = false; + } + pLed->bLedBlinkInProgress = true; + pLed->CurrLedState = LED_BLINK_TXRX; + pLed->BlinkTimes = 2; + if (pLed->bLedOn) + pLed->BlinkingLedState = RTW_LED_OFF; + else + pLed->BlinkingLedState = RTW_LED_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_sync(&(pLed->BlinkTimer)); + pLed->bLedNoLinkBlinkInProgress = false; + } + if (pLed->bLedLinkBlinkInProgress) { + del_timer_sync(&(pLed->BlinkTimer)); + pLed->bLedLinkBlinkInProgress = false; + } + if (pLed->bLedBlinkInProgress) { + del_timer_sync(&(pLed->BlinkTimer)); + pLed->bLedBlinkInProgress = false; + } + if (pLed->bLedScanBlinkInProgress) { + del_timer_sync(&(pLed->BlinkTimer)); + pLed->bLedScanBlinkInProgress = false; + } + pLed->bLedWPSBlinkInProgress = true; + pLed->CurrLedState = LED_BLINK_WPS; + if (pLed->bLedOn) + pLed->BlinkingLedState = RTW_LED_OFF; + else + pLed->BlinkingLedState = RTW_LED_ON; + mod_timer(&pLed->BlinkTimer, jiffies + + msecs_to_jiffies(LED_BLINK_SCAN_INTERVAL_ALPHA)); + } + break; + case LED_CTL_STOP_WPS: + if (pLed->bLedNoLinkBlinkInProgress) { + del_timer_sync(&(pLed->BlinkTimer)); + pLed->bLedNoLinkBlinkInProgress = false; + } + if (pLed->bLedLinkBlinkInProgress) { + del_timer_sync(&(pLed->BlinkTimer)); + pLed->bLedLinkBlinkInProgress = false; + } + if (pLed->bLedBlinkInProgress) { + del_timer_sync(&(pLed->BlinkTimer)); + pLed->bLedBlinkInProgress = false; + } + if (pLed->bLedScanBlinkInProgress) { + del_timer_sync(&(pLed->BlinkTimer)); + pLed->bLedScanBlinkInProgress = false; + } + if (pLed->bLedWPSBlinkInProgress) + del_timer_sync(&(pLed->BlinkTimer)); + else + pLed->bLedWPSBlinkInProgress = true; + pLed->CurrLedState = LED_BLINK_WPS_STOP; + if (pLed->bLedOn) { + pLed->BlinkingLedState = RTW_LED_OFF; + mod_timer(&pLed->BlinkTimer, jiffies + + msecs_to_jiffies(LED_BLINK_WPS_SUCCESS_INTERVAL_ALPHA)); + } else { + pLed->BlinkingLedState = RTW_LED_ON; + mod_timer(&pLed->BlinkTimer, + jiffies + msecs_to_jiffies(0)); + } + break; + case LED_CTL_STOP_WPS_FAIL: + if (pLed->bLedWPSBlinkInProgress) { + del_timer_sync(&(pLed->BlinkTimer)); + pLed->bLedWPSBlinkInProgress = false; + } + pLed->bLedNoLinkBlinkInProgress = true; + pLed->CurrLedState = LED_BLINK_SLOWLY; + if (pLed->bLedOn) + pLed->BlinkingLedState = RTW_LED_OFF; + else + pLed->BlinkingLedState = RTW_LED_ON; + mod_timer(&pLed->BlinkTimer, jiffies + + msecs_to_jiffies(LED_BLINK_NO_LINK_INTERVAL_ALPHA)); + break; + case LED_CTL_POWER_OFF: + pLed->CurrLedState = RTW_LED_OFF; + pLed->BlinkingLedState = RTW_LED_OFF; + if (pLed->bLedNoLinkBlinkInProgress) { + del_timer_sync(&(pLed->BlinkTimer)); + pLed->bLedNoLinkBlinkInProgress = false; + } + if (pLed->bLedLinkBlinkInProgress) { + del_timer_sync(&(pLed->BlinkTimer)); + pLed->bLedLinkBlinkInProgress = false; + } + if (pLed->bLedBlinkInProgress) { + del_timer_sync(&(pLed->BlinkTimer)); + pLed->bLedBlinkInProgress = false; + } + if (pLed->bLedWPSBlinkInProgress) { + del_timer_sync(&(pLed->BlinkTimer)); + pLed->bLedWPSBlinkInProgress = false; + } + if (pLed->bLedScanBlinkInProgress) { + del_timer_sync(&(pLed->BlinkTimer)); + pLed->bLedScanBlinkInProgress = false; + } + SwLedOff(padapter, pLed); + break; + default: + break; + } + + RT_TRACE(_module_rtl8712_led_c_, _drv_info_, ("Led %d\n", pLed->CurrLedState)); +} + +/* */ +/* Description: */ +/* Handler function of LED Blinking. */ +/* */ +void BlinkHandler(struct LED_871x *pLed) +{ + struct adapter *padapter = pLed->padapter; + + if ((padapter->bSurpriseRemoved) || (padapter->bDriverStopped)) + return; + + SwLedBlink1(pLed); +} + +void LedControl8188eu(struct adapter *padapter, enum LED_CTL_MODE LedAction) +{ + struct led_priv *ledpriv = &(padapter->ledpriv); + + if ((padapter->bSurpriseRemoved) || (padapter->bDriverStopped) || + (!padapter->hw_init_completed)) + return; + + if (!ledpriv->bRegUseLed) + return; + + if ((padapter->pwrctrlpriv.rf_pwrstate != rf_on && + padapter->pwrctrlpriv.rfoff_reason > RF_CHANGE_BY_PS) && + (LedAction == LED_CTL_TX || LedAction == LED_CTL_RX || + LedAction == LED_CTL_SITE_SURVEY || + LedAction == LED_CTL_LINK || + LedAction == LED_CTL_NO_LINK || + LedAction == LED_CTL_POWER_ON)) + return; + + SwLedControlMode1(padapter, LedAction); +} -- cgit 1.2.3-korg