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1// SPDX-License-Identifier: GPL-2.02/* Copyright(c) 2009-2014 Realtek Corporation.*/3 4#include "../wifi.h"5#include "../pci.h"6#include "reg.h"7#include "led.h"8 9void rtl8723be_sw_led_on(struct ieee80211_hw *hw, enum rtl_led_pin pin)10{11 u8 ledcfg;12 struct rtl_priv *rtlpriv = rtl_priv(hw);13 14 rtl_dbg(rtlpriv, COMP_LED, DBG_LOUD,15 "LedAddr:%X ledpin=%d\n", REG_LEDCFG2, pin);16 17 switch (pin) {18 case LED_PIN_GPIO0:19 break;20 case LED_PIN_LED0:21 ledcfg = rtl_read_byte(rtlpriv, REG_LEDCFG2);22 ledcfg &= ~BIT(6);23 rtl_write_byte(rtlpriv, REG_LEDCFG2, (ledcfg & 0xf0) | BIT(5));24 break;25 case LED_PIN_LED1:26 ledcfg = rtl_read_byte(rtlpriv, REG_LEDCFG1);27 rtl_write_byte(rtlpriv, REG_LEDCFG1, ledcfg & 0x10);28 break;29 default:30 pr_err("switch case %#x not processed\n", pin);31 break;32 }33}34 35void rtl8723be_sw_led_off(struct ieee80211_hw *hw, enum rtl_led_pin pin)36{37 struct rtl_priv *rtlpriv = rtl_priv(hw);38 u8 ledcfg;39 40 rtl_dbg(rtlpriv, COMP_LED, DBG_LOUD,41 "LedAddr:%X ledpin=%d\n", REG_LEDCFG2, pin);42 43 ledcfg = rtl_read_byte(rtlpriv, REG_LEDCFG2);44 45 switch (pin) {46 case LED_PIN_GPIO0:47 break;48 case LED_PIN_LED0:49 ledcfg &= 0xf0;50 if (rtlpriv->ledctl.led_opendrain) {51 ledcfg &= 0x90; /* Set to software control. */52 rtl_write_byte(rtlpriv, REG_LEDCFG2, (ledcfg|BIT(3)));53 ledcfg = rtl_read_byte(rtlpriv, REG_MAC_PINMUX_CFG);54 ledcfg &= 0xFE;55 rtl_write_byte(rtlpriv, REG_MAC_PINMUX_CFG, ledcfg);56 } else {57 ledcfg &= ~BIT(6);58 rtl_write_byte(rtlpriv, REG_LEDCFG2,59 (ledcfg | BIT(3) | BIT(5)));60 }61 break;62 case LED_PIN_LED1:63 ledcfg = rtl_read_byte(rtlpriv, REG_LEDCFG1);64 ledcfg &= 0x10; /* Set to software control. */65 rtl_write_byte(rtlpriv, REG_LEDCFG1, ledcfg|BIT(3));66 67 break;68 default:69 pr_err("switch case %#x not processed\n", pin);70 break;71 }72}73 74static void _rtl8723be_sw_led_control(struct ieee80211_hw *hw,75 enum led_ctl_mode ledaction)76{77 struct rtl_priv *rtlpriv = rtl_priv(hw);78 enum rtl_led_pin pin0 = rtlpriv->ledctl.sw_led0;79 80 switch (ledaction) {81 case LED_CTL_POWER_ON:82 case LED_CTL_LINK:83 case LED_CTL_NO_LINK:84 rtl8723be_sw_led_on(hw, pin0);85 break;86 case LED_CTL_POWER_OFF:87 rtl8723be_sw_led_off(hw, pin0);88 break;89 default:90 break;91 }92}93 94void rtl8723be_led_control(struct ieee80211_hw *hw,95 enum led_ctl_mode ledaction)96{97 struct rtl_priv *rtlpriv = rtl_priv(hw);98 struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));99 100 if ((ppsc->rfoff_reason > RF_CHANGE_BY_PS) &&101 (ledaction == LED_CTL_TX ||102 ledaction == LED_CTL_RX ||103 ledaction == LED_CTL_SITE_SURVEY ||104 ledaction == LED_CTL_LINK ||105 ledaction == LED_CTL_NO_LINK ||106 ledaction == LED_CTL_START_TO_LINK ||107 ledaction == LED_CTL_POWER_ON)) {108 return;109 }110 rtl_dbg(rtlpriv, COMP_LED, DBG_LOUD, "ledaction %d,\n", ledaction);111 _rtl8723be_sw_led_control(hw, ledaction);112}113