drivers/staging/rtl8188eu/include/rtw_led.h

   1 /******************************************************************************
   2  *
   3  * Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved.
   4  *
   5  * This program is free software; you can redistribute it and/or modify it
   6  * under the terms of version 2 of the GNU General Public License as
   7  * published by the Free Software Foundation.
   8  *
   9  * This program is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
  12  * more details.
  13  *
  14  *
  15  ******************************************************************************/
  16 #ifndef __RTW_LED_H_
  17 #define __RTW_LED_H_
  18
  19 #include <osdep_service.h>
  20 #include <drv_types.h>
  21
  22 #define LED_BLINK_NO_LINK_INTERVAL_ALPHA        1000
  23 #define LED_BLINK_LINK_INTERVAL_ALPHA           500     /* 500 */
  24 #define LED_BLINK_SCAN_INTERVAL_ALPHA           180     /* 150 */
  25 #define LED_BLINK_FASTER_INTERVAL_ALPHA         50
  26 #define LED_BLINK_WPS_SUCCESS_INTERVAL_ALPHA    5000
  27
  28 enum LED_CTL_MODE {
  29         LED_CTL_POWER_ON,
  30         LED_CTL_LINK,
  31         LED_CTL_NO_LINK,
  32         LED_CTL_TX,
  33         LED_CTL_RX,
  34         LED_CTL_SITE_SURVEY,
  35         LED_CTL_POWER_OFF,
  36         LED_CTL_START_TO_LINK,
  37         LED_CTL_START_WPS,
  38         LED_CTL_STOP_WPS,
  39         LED_CTL_START_WPS_BOTTON,
  40         LED_CTL_STOP_WPS_FAIL
  41 };
  42
  43 enum LED_STATE_871x {
  44         LED_UNKNOWN,
  45         RTW_LED_ON,
  46         RTW_LED_OFF,
  47         LED_BLINK_NORMAL,
  48         LED_BLINK_SLOWLY,
  49         LED_BLINK_POWER_ON,
  50         LED_BLINK_SCAN,
  51         LED_BLINK_TXRX,
  52         LED_BLINK_WPS,
  53         LED_BLINK_WPS_STOP
  54 };
  55
  56 struct LED_871x {
  57         struct adapter *padapter;
  58
  59         enum LED_STATE_871x     CurrLedState; /*  Current LED state. */
  60         enum LED_STATE_871x     BlinkingLedState; /*  Next state for blinking,
  61                                    * either RTW_LED_ON or RTW_LED_OFF are. */
  62
  63         u8 bLedOn; /*  true if LED is ON, false if LED is OFF. */
  64
  65         u8 bLedBlinkInProgress; /*  true if it is blinking, false o.w.. */
  66
  67         u8 bLedWPSBlinkInProgress;
  68
  69         u32 BlinkTimes; /*  Number of times to toggle led state for blinking. */
  70
  71         struct timer_list BlinkTimer; /*  Timer object for led blinking. */
  72
  73         u8 bSWLedCtrl;
  74
  75         /*  ALPHA, added by chiyoko, 20090106 */
  76         u8 bLedNoLinkBlinkInProgress;
  77         u8 bLedLinkBlinkInProgress;
  78         u8 bLedStartToLinkBlinkInProgress;
  79         u8 bLedScanBlinkInProgress;
  80         struct work_struct BlinkWorkItem; /* Workitem used by BlinkTimer to
  81                                            * manipulate H/W to blink LED. */
  82 };
  83
  84 #define IS_LED_WPS_BLINKING(_LED_871x)                                  \
  85         (((struct LED_871x *)_LED_871x)->CurrLedState == LED_BLINK_WPS || \
  86         ((struct LED_871x *)_LED_871x)->CurrLedState == LED_BLINK_WPS_STOP || \
  87         ((struct LED_871x *)_LED_871x)->bLedWPSBlinkInProgress)
  88
  89 void LedControl8188eu(struct adapter *padapter, enum LED_CTL_MODE       LedAction);
  90
  91 struct led_priv {
  92         /* add for led control */
  93         struct LED_871x                 SwLed0;
  94         u8      bRegUseLed;
  95         void (*LedControlHandler)(struct adapter *padapter,
  96                                   enum LED_CTL_MODE LedAction);
  97         /* add for led control */
  98 };
  99
 100 #define rtw_led_control(adapt, action) \
 101         do { \
 102                 if ((adapt)->ledpriv.LedControlHandler) \
 103                         (adapt)->ledpriv.LedControlHandler((adapt), (action)); \
 104         } while (0)
 105
 106 void BlinkTimerCallback(unsigned long data);
 107 void BlinkWorkItemCallback(struct work_struct *work);
 108
 109 void ResetLedStatus(struct LED_871x *pLed);
 110
 111 void InitLed871x(struct adapter *padapter, struct LED_871x *pLed);
 112
 113 void DeInitLed871x(struct LED_871x *pLed);
 114
 115 /* hal... */
 116 void BlinkHandler(struct LED_871x *pLed);
 117 void SwLedOn(struct adapter *padapter, struct LED_871x *pLed);
 118 void SwLedOff(struct adapter *padapter, struct LED_871x *pLed);
 119
 120 #endif /* __RTW_LED_H_ */