Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / drivers / net / wireless / rtlwifi / rtl8192ce / led.c

diff --git a/kernel/drivers/net/wireless/rtlwifi/rtl8192ce/led.c b/kernel/drivers/net/wireless/rtlwifi/rtl8192ce/led.c
new file mode 100644 (file)
index 0000000..8283e9b
--- /dev/null
+++ b/kernel/drivers/net/wireless/rtlwifi/rtl8192ce/led.c
@@ -0,0 +1,151 @@
+/******************************************************************************
+ *
+ * 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.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
+ *
+ * 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 _rtl92ce_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 rtl92ce_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",
+                REG_LEDCFG2, pled->ledpin);
+
+       ledcfg = rtl_read_byte(rtlpriv, REG_LEDCFG2);
+
+       switch (pled->ledpin) {
+       case LED_PIN_GPIO0:
+               break;
+       case LED_PIN_LED0:
+               rtl_write_byte(rtlpriv,
+                              REG_LEDCFG2, (ledcfg & 0xf0) | BIT(5) | BIT(6));
+               break;
+       case LED_PIN_LED1:
+               rtl_write_byte(rtlpriv, REG_LEDCFG2, (ledcfg & 0x0f) | BIT(5));
+               break;
+       default:
+               RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
+                        "switch case not processed\n");
+               break;
+       }
+       pled->ledon = true;
+}
+
+void rtl92ce_sw_led_off(struct ieee80211_hw *hw, struct rtl_led *pled)
+{
+       struct rtl_priv *rtlpriv = rtl_priv(hw);
+       struct rtl_pci_priv *pcipriv = rtl_pcipriv(hw);
+       u8 ledcfg;
+
+       RT_TRACE(rtlpriv, COMP_LED, DBG_LOUD, "LedAddr:%X ledpin=%d\n",
+                REG_LEDCFG2, pled->ledpin);
+
+       ledcfg = rtl_read_byte(rtlpriv, REG_LEDCFG2);
+
+       switch (pled->ledpin) {
+       case LED_PIN_GPIO0:
+               break;
+       case LED_PIN_LED0:
+               ledcfg &= 0xf0;
+               if (pcipriv->ledctl.led_opendrain)
+                       rtl_write_byte(rtlpriv, REG_LEDCFG2,
+                                      (ledcfg | BIT(1) | BIT(5) | BIT(6)));
+               else
+                       rtl_write_byte(rtlpriv, REG_LEDCFG2,
+                                      (ledcfg | BIT(3) | BIT(5) | BIT(6)));
+               break;
+       case LED_PIN_LED1:
+               ledcfg &= 0x0f;
+               rtl_write_byte(rtlpriv, REG_LEDCFG2, (ledcfg | BIT(3)));
+               break;
+       default:
+               RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
+                        "switch case not processed\n");
+               break;
+       }
+       pled->ledon = false;
+}
+
+void rtl92ce_init_sw_leds(struct ieee80211_hw *hw)
+{
+       struct rtl_pci_priv *pcipriv = rtl_pcipriv(hw);
+       _rtl92ce_init_led(hw, &(pcipriv->ledctl.sw_led0), LED_PIN_LED0);
+       _rtl92ce_init_led(hw, &(pcipriv->ledctl.sw_led1), LED_PIN_LED1);
+}
+
+static void _rtl92ce_sw_led_control(struct ieee80211_hw *hw,
+                                   enum led_ctl_mode ledaction)
+{
+       struct rtl_pci_priv *pcipriv = rtl_pcipriv(hw);
+       struct rtl_led *pLed0 = &(pcipriv->ledctl.sw_led0);
+       switch (ledaction) {
+       case LED_CTL_POWER_ON:
+       case LED_CTL_LINK:
+       case LED_CTL_NO_LINK:
+               rtl92ce_sw_led_on(hw, pLed0);
+               break;
+       case LED_CTL_POWER_OFF:
+               rtl92ce_sw_led_off(hw, pLed0);
+               break;
+       default:
+               break;
+       }
+}
+
+void rtl92ce_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);
+       _rtl92ce_sw_led_control(hw, ledaction);
+}