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gerrit-public.fairphone.software / kernel / msm-5.4 / 509d97b6f91b51e180ba26ddb1e2b7f6dfa80cba / . / drivers / net / wireless / rtlwifi / rtl8723ae / led.c
blob: 9c4e1d81118720b0bf89c1be90a15f2f7b1161e9 [file] [log] [blame]
Larry Fingerc592e632012-10-25 13:46:32 -0500[diff] [blame]1/******************************************************************************
2 *
3 * Copyright(c) 2009-2012 Realtek Corporation.
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 * The full GNU General Public License is included in this distribution in the
19 * file called LICENSE.
20 *
21 * Contact Information:
22 * wlanfae <wlanfae@realtek.com>
23 * Realtek Corporation, No. 2, Innovation Road II, Hsinchu Science Park,
24 * Hsinchu 300, Taiwan.
25 *
26 * Larry Finger <Larry.Finger@lwfinger.net>
27 *
28 *****************************************************************************/
29
30#include "../wifi.h"
31#include "../pci.h"
32#include "reg.h"
33#include "led.h"
34
35static void _rtl8723ae_init_led(struct ieee80211_hw *hw,
36 struct rtl_led *pled, enum rtl_led_pin ledpin)
37{
38 pled->hw = hw;
39 pled->ledpin = ledpin;
40 pled->ledon = false;
41}
42
43void rtl8723ae_sw_led_on(struct ieee80211_hw *hw, struct rtl_led *pled)
44{
45 struct rtl_priv *rtlpriv = rtl_priv(hw);
46 u8 ledcfg;
47
48 RT_TRACE(rtlpriv, COMP_LED, DBG_LOUD,
49 "LedAddr:%X ledpin=%d\n", REG_LEDCFG2, pled->ledpin);
50
51 ledcfg = rtl_read_byte(rtlpriv, REG_LEDCFG2);
52
53 switch (pled->ledpin) {
54 case LED_PIN_GPIO0:
55 break;
56 case LED_PIN_LED0:
57 rtl_write_byte(rtlpriv,
58 REG_LEDCFG2, (ledcfg & 0xf0) | BIT(5) | BIT(6));
59 break;
60 case LED_PIN_LED1:
61 rtl_write_byte(rtlpriv, REG_LEDCFG2, (ledcfg & 0x0f) | BIT(5));
62 break;
63 default:
64 RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
65 "switch case not processed\n");
66 break;
67 }
68 pled->ledon = true;
69}
70
71void rtl8723ae_sw_led_off(struct ieee80211_hw *hw, struct rtl_led *pled)
72{
73 struct rtl_priv *rtlpriv = rtl_priv(hw);
74 struct rtl_pci_priv *pcipriv = rtl_pcipriv(hw);
75 u8 ledcfg;
76
77 RT_TRACE(rtlpriv, COMP_LED, DBG_LOUD,
78 "LedAddr:%X ledpin=%d\n", REG_LEDCFG2, pled->ledpin);
79
80 ledcfg = rtl_read_byte(rtlpriv, REG_LEDCFG2);
81
82 switch (pled->ledpin) {
83 case LED_PIN_GPIO0:
84 break;
85 case LED_PIN_LED0:
86 ledcfg &= 0xf0;
87 if (pcipriv->ledctl.led_opendrain)
88 rtl_write_byte(rtlpriv, REG_LEDCFG2,
89 (ledcfg | BIT(1) | BIT(5) | BIT(6)));
90 else
91 rtl_write_byte(rtlpriv, REG_LEDCFG2,
92 (ledcfg | BIT(3) | BIT(5) | BIT(6)));
93 break;
94 case LED_PIN_LED1:
95 ledcfg &= 0x0f;
96 rtl_write_byte(rtlpriv, REG_LEDCFG2, (ledcfg | BIT(3)));
97 break;
98 default:
99 RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
100 "switch case not processed\n");
101 break;
102 }
103 pled->ledon = false;
104}
105
106void rtl8723ae_init_sw_leds(struct ieee80211_hw *hw)
107{
108 struct rtl_pci_priv *pcipriv = rtl_pcipriv(hw);
109
110 _rtl8723ae_init_led(hw, &(pcipriv->ledctl.sw_led0), LED_PIN_LED0);
111 _rtl8723ae_init_led(hw, &(pcipriv->ledctl.sw_led1), LED_PIN_LED1);
112}
113
114static void _rtl8723ae_sw_led_control(struct ieee80211_hw *hw,
115 enum led_ctl_mode ledaction)
116{
117 struct rtl_pci_priv *pcipriv = rtl_pcipriv(hw);
118 struct rtl_led *pLed0 = &(pcipriv->ledctl.sw_led0);
119
120 switch (ledaction) {
121 case LED_CTL_POWER_ON:
122 case LED_CTL_LINK:
123 case LED_CTL_NO_LINK:
124 rtl8723ae_sw_led_on(hw, pLed0);
125 break;
126 case LED_CTL_POWER_OFF:
127 rtl8723ae_sw_led_off(hw, pLed0);
128 break;
129 default:
130 break;
131 }
132}
133
134void rtl8723ae_led_control(struct ieee80211_hw *hw, enum led_ctl_mode ledaction)
135{
136 struct rtl_priv *rtlpriv = rtl_priv(hw);
137 struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
138
139 if ((ppsc->rfoff_reason > RF_CHANGE_BY_PS) &&
140 (ledaction == LED_CTL_TX ||
141 ledaction == LED_CTL_RX ||
142 ledaction == LED_CTL_SITE_SURVEY ||
143 ledaction == LED_CTL_LINK ||
144 ledaction == LED_CTL_NO_LINK ||
145 ledaction == LED_CTL_START_TO_LINK ||
146 ledaction == LED_CTL_POWER_ON)) {
147 return;
148 }
149 RT_TRACE(rtlpriv, COMP_LED, DBG_LOUD, "ledaction %d,\n", ledaction);
150 _rtl8723ae_sw_led_control(hw, ledaction);
151}