xref: /OK3568_Linux_fs/kernel/drivers/net/wireless/rockchip_wlan/rtl8822be/hal/rtl8822b/pci/rtl8822be_led.c (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1 /******************************************************************************
2  *
3  * Copyright(c) 2015 - 2016 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  * You should have received a copy of the GNU General Public License along with
15  * this program; if not, write to the Free Software Foundation, Inc.,
16  * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
17  *
18  *
19  ******************************************************************************/
20 
21 #include <drv_types.h>		/* PADAPTER */
22 #include <hal_data.h>		/* PHAL_DATA_TYPE */
23 #include <hal_com_led.h>	/* PLED_PCIE */
24 
25 
26 /*
27  *==============================================================================
28  *	Prototype of protected function.
29  *==============================================================================
30  */
31 
32 /*
33  *==============================================================================
34  * LED_819xUsb routines.
35  *==============================================================================
36  */
37 
38 /*
39  * Description:
40  *	Turn on LED according to LedPin specified.
41  */
SwLedOn_8822be(PADAPTER adapter,PLED_PCIE pLed)42 static void SwLedOn_8822be(PADAPTER adapter, PLED_PCIE pLed)
43 {
44 #if 0
45 	u16 LedReg = REG_LEDCFG0;
46 	u8 LedCfg = 0;
47 	struct led_priv	*ledpriv = &(adapter->ledpriv);
48 
49 	if (RTW_CANNOT_RUN(adapter))
50 		return;
51 
52 	switch (pLed->LedPin) {
53 	case LED_PIN_LED0:
54 		if (ledpriv->LedStrategy == SW_LED_MODE10)
55 			LedReg = REG_LEDCFG0;
56 		else
57 			LedReg = REG_LEDCFG1;
58 		break;
59 
60 	case LED_PIN_LED1:
61 		LedReg = REG_LEDCFG2;
62 		break;
63 
64 	case LED_PIN_GPIO0:
65 	default:
66 		break;
67 	}
68 
69 	LedCfg = rtw_read8(adapter, LedReg);
70 	LedCfg |= BIT5; /* Set 0x4c[21] */
71 
72 	/* Clear 0x4c[23:22] and 0x4c[19:16] */
73 	LedCfg &= ~(BIT7 | BIT6 | BIT3 | BIT2 | BIT1 | BIT0);
74 
75 	/* SW control led0 on. */
76 	rtw_write8(adapter, LedReg, LedCfg);
77 	pLed->bLedOn = _TRUE;
78 #else
79 	RTW_INFO("%s(%d)TODO LED\n", __func__, __LINE__);
80 #endif
81 }
82 
83 
84 /*
85  * Description:
86  *	Turn off LED according to LedPin specified.
87  */
SwLedOff_8822be(PADAPTER adapter,PLED_PCIE pLed)88 static void SwLedOff_8822be(PADAPTER adapter, PLED_PCIE pLed)
89 {
90 #if 0
91 	u16 LedReg = REG_LEDCFG0;
92 	PHAL_DATA_TYPE hal = GET_HAL_DATA(adapter);
93 	struct led_priv	*ledpriv = &adapter->ledpriv;
94 
95 	if (RTW_CANNOT_RUN(adapter))
96 		return;
97 
98 	switch (pLed->LedPin) {
99 	case LED_PIN_LED0:
100 		if (ledpriv->LedStrategy == SW_LED_MODE10)
101 			LedReg = REG_LEDCFG0;
102 		else
103 			LedReg = REG_LEDCFG1;
104 		break;
105 
106 	case LED_PIN_LED1:
107 		LedReg = REG_LEDCFG2;
108 		break;
109 
110 	case LED_PIN_GPIO0:
111 	default:
112 		break;
113 	}
114 
115 	/* Open-drain arrangement for controlling the LED */
116 	if (hal->bLedOpenDrain == _TRUE) {
117 		u8 LedCfg = rtw_read8(adapter, LedReg);
118 
119 		LedCfg &= 0xd0; /* Set to software control. */
120 		rtw_write8(adapter, LedReg, (LedCfg | BIT3));
121 
122 		/* Open-drain arrangement */
123 		LedCfg = rtw_read8(adapter, REG_MAC_PINMUX_CFG);
124 		LedCfg &= 0xFE;/* Set GPIO[8] to input mode */
125 		rtw_write8(adapter, REG_MAC_PINMUX_CFG, LedCfg);
126 
127 	} else
128 		rtw_write8(adapter, LedReg, 0x28);
129 
130 	pLed->bLedOn = _FALSE;
131 #else
132 	RTW_INFO("%s(%d)TODO LED\n", __func__, __LINE__);
133 #endif
134 }
135 
136 /*
137  * Description:
138  *	Initialize all LED_871x objects.
139  */
rtl8822be_InitSwLeds(PADAPTER adapter)140 void rtl8822be_InitSwLeds(PADAPTER adapter)
141 {
142 	struct led_priv *pledpriv = &adapter->ledpriv;
143 
144 	pledpriv->LedControlHandler = LedControlPCIE;
145 
146 	pledpriv->SwLedOn = SwLedOn_8822be;
147 	pledpriv->SwLedOff = SwLedOff_8822be;
148 
149 	InitLed(adapter, &pledpriv->SwLed0, LED_PIN_LED0);
150 	InitLed(adapter, &pledpriv->SwLed1, LED_PIN_LED1);
151 }
152 
153 
154 /*
155  * Description:
156  *	DeInitialize all LED_819xUsb objects.
157  */
rtl8822be_DeInitSwLeds(PADAPTER adapter)158 void rtl8822be_DeInitSwLeds(PADAPTER adapter)
159 {
160 	struct led_priv	*ledpriv = &adapter->ledpriv;
161 
162 	DeInitLed(&ledpriv->SwLed0);
163 	DeInitLed(&ledpriv->SwLed1);
164 }
165