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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 | /****************************************************************************** * * Copyright(c) 2009-2012 Realtek Corporation. * * This program is free software; you can redistribute it and/or modify it * under the terms of version 2 of the GNU General Public License as * published by the Free Software Foundation. * * This program is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * The full GNU General Public License is included in this distribution in the * file called LICENSE. * * Contact Information: * wlanfae <wlanfae@realtek.com> * Realtek Corporation, No. 2, Innovation Road II, Hsinchu Science Park, * Hsinchu 300, Taiwan. * * Larry Finger <Larry.Finger@lwfinger.net> * *****************************************************************************/ #include "../wifi.h" #include "../pci.h" #include "reg.h" #include "led.h" static void _rtl92se_init_led(struct ieee80211_hw *hw, struct rtl_led *pled, enum rtl_led_pin ledpin) { pled->hw = hw; pled->ledpin = ledpin; pled->ledon = false; } void rtl92se_init_sw_leds(struct ieee80211_hw *hw) { struct rtl_priv *rtlpriv = rtl_priv(hw); _rtl92se_init_led(hw, &rtlpriv->ledctl.sw_led0, LED_PIN_LED0); _rtl92se_init_led(hw, &rtlpriv->ledctl.sw_led1, LED_PIN_LED1); } void rtl92se_sw_led_on(struct ieee80211_hw *hw, struct rtl_led *pled) { u8 ledcfg; struct rtl_priv *rtlpriv = rtl_priv(hw); RT_TRACE(rtlpriv, COMP_LED, DBG_LOUD, "LedAddr:%X ledpin=%d\n", LEDCFG, pled->ledpin); ledcfg = rtl_read_byte(rtlpriv, LEDCFG); switch (pled->ledpin) { case LED_PIN_GPIO0: break; case LED_PIN_LED0: rtl_write_byte(rtlpriv, LEDCFG, ledcfg & 0xf0); break; case LED_PIN_LED1: rtl_write_byte(rtlpriv, LEDCFG, ledcfg & 0x0f); break; default: pr_err("switch case %#x not processed\n", pled->ledpin); break; } pled->ledon = true; } void rtl92se_sw_led_off(struct ieee80211_hw *hw, struct rtl_led *pled) { struct rtl_priv *rtlpriv; u8 ledcfg; rtlpriv = rtl_priv(hw); if (!rtlpriv || rtlpriv->max_fw_size) return; RT_TRACE(rtlpriv, COMP_LED, DBG_LOUD, "LedAddr:%X ledpin=%d\n", LEDCFG, pled->ledpin); ledcfg = rtl_read_byte(rtlpriv, LEDCFG); switch (pled->ledpin) { case LED_PIN_GPIO0: break; case LED_PIN_LED0: ledcfg &= 0xf0; if (rtlpriv->ledctl.led_opendrain) rtl_write_byte(rtlpriv, LEDCFG, (ledcfg | BIT(1))); else rtl_write_byte(rtlpriv, LEDCFG, (ledcfg | BIT(3))); break; case LED_PIN_LED1: ledcfg &= 0x0f; rtl_write_byte(rtlpriv, LEDCFG, (ledcfg | BIT(3))); break; default: pr_err("switch case %#x not processed\n", pled->ledpin); break; } pled->ledon = false; } static void _rtl92se_sw_led_control(struct ieee80211_hw *hw, enum led_ctl_mode ledaction) { struct rtl_priv *rtlpriv = rtl_priv(hw); struct rtl_led *pled0 = &rtlpriv->ledctl.sw_led0; switch (ledaction) { case LED_CTL_POWER_ON: case LED_CTL_LINK: case LED_CTL_NO_LINK: rtl92se_sw_led_on(hw, pled0); break; case LED_CTL_POWER_OFF: rtl92se_sw_led_off(hw, pled0); break; default: break; } } void rtl92se_led_control(struct ieee80211_hw *hw, enum led_ctl_mode ledaction) { struct rtl_priv *rtlpriv = rtl_priv(hw); struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw)); if ((ppsc->rfoff_reason > RF_CHANGE_BY_PS) && (ledaction == LED_CTL_TX || ledaction == LED_CTL_RX || ledaction == LED_CTL_SITE_SURVEY || ledaction == LED_CTL_LINK || ledaction == LED_CTL_NO_LINK || ledaction == LED_CTL_START_TO_LINK || ledaction == LED_CTL_POWER_ON)) { return; } RT_TRACE(rtlpriv, COMP_LED, DBG_LOUD, "ledaction %d\n", ledaction); _rtl92se_sw_led_control(hw, ledaction); } |