107 lines · c
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 rtl92ce_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, "LedAddr:%X ledpin=%d\n",15 REG_LEDCFG2, pin);16 17 ledcfg = rtl_read_byte(rtlpriv, REG_LEDCFG2);18 19 switch (pin) {20 case LED_PIN_GPIO0:21 break;22 case LED_PIN_LED0:23 rtl_write_byte(rtlpriv,24 REG_LEDCFG2, (ledcfg & 0xf0) | BIT(5) | BIT(6));25 break;26 case LED_PIN_LED1:27 rtl_write_byte(rtlpriv, REG_LEDCFG2, (ledcfg & 0x0f) | BIT(5));28 break;29 default:30 pr_err("switch case %#x not processed\n", pin);31 break;32 }33}34 35void rtl92ce_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, "LedAddr:%X ledpin=%d\n",41 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 rtl_write_byte(rtlpriv, REG_LEDCFG2,52 (ledcfg | BIT(1) | BIT(5) | BIT(6)));53 else54 rtl_write_byte(rtlpriv, REG_LEDCFG2,55 (ledcfg | BIT(3) | BIT(5) | BIT(6)));56 break;57 case LED_PIN_LED1:58 ledcfg &= 0x0f;59 rtl_write_byte(rtlpriv, REG_LEDCFG2, (ledcfg | BIT(3)));60 break;61 default:62 pr_info("switch case %#x not processed\n", pin);63 break;64 }65}66 67static void _rtl92ce_sw_led_control(struct ieee80211_hw *hw,68 enum led_ctl_mode ledaction)69{70 struct rtl_priv *rtlpriv = rtl_priv(hw);71 enum rtl_led_pin pin0 = rtlpriv->ledctl.sw_led0;72 73 switch (ledaction) {74 case LED_CTL_POWER_ON:75 case LED_CTL_LINK:76 case LED_CTL_NO_LINK:77 rtl92ce_sw_led_on(hw, pin0);78 break;79 case LED_CTL_POWER_OFF:80 rtl92ce_sw_led_off(hw, pin0);81 break;82 default:83 break;84 }85}86 87void rtl92ce_led_control(struct ieee80211_hw *hw,88 enum led_ctl_mode ledaction)89{90 struct rtl_priv *rtlpriv = rtl_priv(hw);91 struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));92 93 if ((ppsc->rfoff_reason > RF_CHANGE_BY_PS) &&94 (ledaction == LED_CTL_TX ||95 ledaction == LED_CTL_RX ||96 ledaction == LED_CTL_SITE_SURVEY ||97 ledaction == LED_CTL_LINK ||98 ledaction == LED_CTL_NO_LINK ||99 ledaction == LED_CTL_START_TO_LINK ||100 ledaction == LED_CTL_POWER_ON)) {101 return;102 }103 rtl_dbg(rtlpriv, COMP_LED, DBG_LOUD, "ledaction %d\n",104 ledaction);105 _rtl92ce_sw_led_control(hw, ledaction);106}107