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1// SPDX-License-Identifier: GPL-2.02/* Copyright(c) 2009-2012 Realtek Corporation.*/3 4#include "../wifi.h"5#include "../pci.h"6#include "reg.h"7#include "led.h"8 9void rtl8723e_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,24 REG_LEDCFG2, (ledcfg & 0xf0) | BIT(5));25 break;26 case LED_PIN_LED1:27 ledcfg = rtl_read_byte(rtlpriv, REG_LEDCFG1);28 rtl_write_byte(rtlpriv, REG_LEDCFG1, ledcfg & 0x10);29 break;30 default:31 pr_err("switch case %#x not processed\n", pin);32 break;33 }34}35 36void rtl8723e_sw_led_off(struct ieee80211_hw *hw, enum rtl_led_pin pin)37{38 struct rtl_priv *rtlpriv = rtl_priv(hw);39 u8 ledcfg;40 41 rtl_dbg(rtlpriv, COMP_LED, DBG_LOUD,42 "LedAddr:%X ledpin=%d\n", REG_LEDCFG2, pin);43 44 ledcfg = rtl_read_byte(rtlpriv, REG_LEDCFG2);45 46 switch (pin) {47 case LED_PIN_GPIO0:48 break;49 case LED_PIN_LED0:50 ledcfg &= 0xf0;51 if (rtlpriv->ledctl.led_opendrain) {52 ledcfg &= 0x90; /* Set to software control. */53 rtl_write_byte(rtlpriv, REG_LEDCFG2, (ledcfg|BIT(3)));54 ledcfg = rtl_read_byte(rtlpriv, REG_MAC_PINMUX_CFG);55 ledcfg &= 0xFE;56 rtl_write_byte(rtlpriv, REG_MAC_PINMUX_CFG, ledcfg);57 } else {58 ledcfg &= ~BIT(6);59 rtl_write_byte(rtlpriv, REG_LEDCFG2,60 (ledcfg | BIT(3) | BIT(5)));61 }62 break;63 case LED_PIN_LED1:64 ledcfg = rtl_read_byte(rtlpriv, REG_LEDCFG1);65 ledcfg &= 0x10; /* Set to software control. */66 rtl_write_byte(rtlpriv, REG_LEDCFG1, ledcfg|BIT(3));67 68 break;69 default:70 pr_err("switch case %#x not processed\n", pin);71 break;72 }73}74 75static void _rtl8723e_sw_led_control(struct ieee80211_hw *hw,76 enum led_ctl_mode ledaction)77{78 struct rtl_priv *rtlpriv = rtl_priv(hw);79 enum rtl_led_pin pin0 = rtlpriv->ledctl.sw_led0;80 81 switch (ledaction) {82 case LED_CTL_POWER_ON:83 case LED_CTL_LINK:84 case LED_CTL_NO_LINK:85 rtl8723e_sw_led_on(hw, pin0);86 break;87 case LED_CTL_POWER_OFF:88 rtl8723e_sw_led_off(hw, pin0);89 break;90 default:91 break;92 }93}94 95void rtl8723e_led_control(struct ieee80211_hw *hw,96 enum led_ctl_mode ledaction)97{98 struct rtl_priv *rtlpriv = rtl_priv(hw);99 struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));100 101 if ((ppsc->rfoff_reason > RF_CHANGE_BY_PS) &&102 (ledaction == LED_CTL_TX ||103 ledaction == LED_CTL_RX ||104 ledaction == LED_CTL_SITE_SURVEY ||105 ledaction == LED_CTL_LINK ||106 ledaction == LED_CTL_NO_LINK ||107 ledaction == LED_CTL_START_TO_LINK ||108 ledaction == LED_CTL_POWER_ON)) {109 return;110 }111 rtl_dbg(rtlpriv, COMP_LED, DBG_LOUD, "ledaction %d,\n",112 ledaction);113 _rtl8723e_sw_led_control(hw, ledaction);114}115