81 lines · c
1// SPDX-License-Identifier: GPL-2.02/* Copyright(c) 2009-2012 Realtek Corporation.*/3 4#include "../wifi.h"5#include "../usb.h"6#include "reg.h"7#include "led.h"8 9void rtl92cu_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 ledcfg = rtl_read_byte(rtlpriv, REG_LEDCFG2);17 switch (pin) {18 case LED_PIN_GPIO0:19 break;20 case LED_PIN_LED0:21 rtl_write_byte(rtlpriv,22 REG_LEDCFG2, (ledcfg & 0xf0) | BIT(5) | BIT(6));23 break;24 case LED_PIN_LED1:25 rtl_write_byte(rtlpriv, REG_LEDCFG2, (ledcfg & 0x0f) | BIT(5));26 break;27 default:28 pr_err("switch case %#x not processed\n", pin);29 break;30 }31}32 33void rtl92cu_sw_led_off(struct ieee80211_hw *hw, enum rtl_led_pin pin)34{35 struct rtl_priv *rtlpriv = rtl_priv(hw);36 u8 ledcfg;37 38 rtl_dbg(rtlpriv, COMP_LED, DBG_LOUD, "LedAddr:%X ledpin=%d\n",39 REG_LEDCFG2, pin);40 ledcfg = rtl_read_byte(rtlpriv, REG_LEDCFG2);41 switch (pin) {42 case LED_PIN_GPIO0:43 break;44 case LED_PIN_LED0:45 ledcfg &= 0xf0;46 if (rtlpriv->ledctl.led_opendrain)47 rtl_write_byte(rtlpriv, REG_LEDCFG2,48 (ledcfg | BIT(1) | BIT(5) | BIT(6)));49 else50 rtl_write_byte(rtlpriv, REG_LEDCFG2,51 (ledcfg | BIT(3) | BIT(5) | BIT(6)));52 break;53 case LED_PIN_LED1:54 ledcfg &= 0x0f;55 rtl_write_byte(rtlpriv, REG_LEDCFG2, (ledcfg | BIT(3)));56 break;57 default:58 pr_err("switch case %#x not processed\n", pin);59 break;60 }61}62 63void rtl92cu_led_control(struct ieee80211_hw *hw,64 enum led_ctl_mode ledaction)65{66 struct rtl_priv *rtlpriv = rtl_priv(hw);67 struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));68 69 if ((ppsc->rfoff_reason > RF_CHANGE_BY_PS) &&70 (ledaction == LED_CTL_TX ||71 ledaction == LED_CTL_RX ||72 ledaction == LED_CTL_SITE_SURVEY ||73 ledaction == LED_CTL_LINK ||74 ledaction == LED_CTL_NO_LINK ||75 ledaction == LED_CTL_START_TO_LINK ||76 ledaction == LED_CTL_POWER_ON)) {77 return;78 }79 rtl_dbg(rtlpriv, COMP_LED, DBG_LOUD, "ledaction %d\n", ledaction);80}81