1 /* SPDX-License-Identifier: GPL-2.0 */
2 /******************************************************************************
3  *
4  * Copyright(c) 2007 - 2010 Realtek Corporation. All rights reserved.
5  *
6  * Modifications for inclusion into the Linux staging tree are
7  * Copyright(c) 2010 Larry Finger. All rights reserved.
8  *
9  * Contact information:
10  * WLAN FAE <wlanfae@realtek.com>
11  * Larry Finger <Larry.Finger@lwfinger.net>
12  *
13  ******************************************************************************/
14 #ifndef __RTL8712_LED_H
15 #define __RTL8712_LED_H
16 
17 #include "osdep_service.h"
18 #include "drv_types.h"
19 
20 /*===========================================================================
21  * LED customization.
22  *===========================================================================
23  */
24 enum LED_CTL_MODE {
25 	LED_CTL_POWER_ON = 1,
26 	LED_CTL_LINK = 2,
27 	LED_CTL_NO_LINK = 3,
28 	LED_CTL_TX = 4,
29 	LED_CTL_RX = 5,
30 	LED_CTL_SITE_SURVEY = 6,
31 	LED_CTL_POWER_OFF = 7,
32 	LED_CTL_START_TO_LINK = 8,
33 	LED_CTL_START_WPS = 9,
34 	LED_CTL_STOP_WPS = 10,
35 	LED_CTL_START_WPS_BOTTON = 11,
36 	LED_CTL_STOP_WPS_FAIL = 12,
37 	LED_CTL_STOP_WPS_FAIL_OVERLAP = 13,
38 };
39 
40 #define IS_LED_WPS_BLINKING(_LED_871x)	\
41 	(((struct LED_871x *)_LED_871x)->CurrLedState == LED_BLINK_WPS \
42 	|| ((struct LED_871x *)_LED_871x)->CurrLedState == LED_BLINK_WPS_STOP \
43 	|| ((struct LED_871x *)_LED_871x)->bLedWPSBlinkInProgress)
44 
45 #define IS_LED_BLINKING(_LED_871x)	\
46 		(((struct LED_871x *)_LED_871x)->bLedWPSBlinkInProgress \
47 		|| ((struct LED_871x *)_LED_871x)->bLedScanBlinkInProgress)
48 
49 enum LED_PIN_871x {
50 	LED_PIN_GPIO0,
51 	LED_PIN_LED0,
52 	LED_PIN_LED1
53 };
54 
55 /*===========================================================================
56  * LED customization.
57  *===========================================================================
58  */
59 enum LED_STRATEGY_871x {
60 	SW_LED_MODE0, /* SW control 1 LED via GPIO0. It is default option. */
61 	SW_LED_MODE1, /* 2 LEDs, through LED0 and LED1. For ALPHA. */
62 	SW_LED_MODE2, /* SW control 1 LED via GPIO0,
63 		       * custom for AzWave 8187 minicard.
64 		       */
65 	SW_LED_MODE3, /* SW control 1 LED via GPIO0,
66 		       * customized for Sercomm Printer Server case.
67 		       */
68 	SW_LED_MODE4, /*for Edimax / Belkin*/
69 	SW_LED_MODE5, /*for Sercomm / Belkin*/
70 	SW_LED_MODE6, /*for WNC / Corega*/
71 	HW_LED, /* HW control 2 LEDs, LED0 and LED1 (there are 4 different
72 		 * control modes, see MAC.CONFIG1 for details.)
73 		 */
74 };
75 
76 struct LED_871x {
77 	struct _adapter		*padapter;
78 	enum LED_PIN_871x	LedPin;	/* Implementation for this SW led. */
79 	u32			CurrLedState; /* Current LED state. */
80 	u8			bLedOn; /* true if LED is ON */
81 	u8			bSWLedCtrl;
82 	u8			bLedBlinkInProgress; /*true if blinking */
83 	u8			bLedNoLinkBlinkInProgress;
84 	u8			bLedLinkBlinkInProgress;
85 	u8			bLedStartToLinkBlinkInProgress;
86 	u8			bLedScanBlinkInProgress;
87 	u8			bLedWPSBlinkInProgress;
88 	u32			BlinkTimes; /* No. times to toggle for blink.*/
89 	u32			BlinkingLedState; /* Next state for blinking,
90 						   * either LED_ON or OFF.
91 						   */
92 
93 	struct timer_list	BlinkTimer; /* Timer object for led blinking.*/
94 	struct work_struct	BlinkWorkItem; /* Workitem used by BlinkTimer */
95 };
96 
97 struct led_priv {
98 	/* add for led control */
99 	struct LED_871x		SwLed0;
100 	struct LED_871x		SwLed1;
101 	enum LED_STRATEGY_871x	LedStrategy;
102 	u8			bRegUseLed;
103 	void (*LedControlHandler)(struct _adapter *padapter,
104 				  enum LED_CTL_MODE LedAction);
105 	/* add for led control */
106 };
107 
108 /*===========================================================================
109  * Interface to manipulate LED objects.
110  *===========================================================================
111  */
112 void r8712_InitSwLeds(struct _adapter *padapter);
113 void r8712_DeInitSwLeds(struct _adapter *padapter);
114 void LedControl871x(struct _adapter *padapter, enum LED_CTL_MODE LedAction);
115 void r8712_flush_led_works(struct _adapter *padapter);
116 
117 #endif
118 
119