Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / drivers / net / wireless / rtlwifi / rtl8192cu / dm.c

diff --git a/kernel/drivers/net/wireless/rtlwifi/rtl8192cu/dm.c b/kernel/drivers/net/wireless/rtlwifi/rtl8192cu/dm.c
new file mode 100644 (file)
index 0000000..c16209a
--- /dev/null
+++ b/kernel/drivers/net/wireless/rtlwifi/rtl8192cu/dm.c
@@ -0,0 +1,116 @@
+/******************************************************************************
+ *
+ * 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 "../base.h"
+#include "reg.h"
+#include "def.h"
+#include "phy.h"
+#include "dm.h"
+
+void rtl92cu_dm_dynamic_txpower(struct ieee80211_hw *hw)
+{
+       struct rtl_priv *rtlpriv = rtl_priv(hw);
+       struct rtl_phy *rtlphy = &(rtlpriv->phy);
+       struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
+       long undec_sm_pwdb;
+
+       if (!rtlpriv->dm.dynamic_txpower_enable)
+               return;
+
+       if (rtlpriv->dm.dm_flag & HAL_DM_HIPWR_DISABLE) {
+               rtlpriv->dm.dynamic_txhighpower_lvl = TXHIGHPWRLEVEL_NORMAL;
+               return;
+       }
+
+       if ((mac->link_state < MAC80211_LINKED) &&
+           (rtlpriv->dm.entry_min_undec_sm_pwdb == 0)) {
+               RT_TRACE(rtlpriv, COMP_POWER, DBG_TRACE,
+                        "Not connected to any\n");
+
+               rtlpriv->dm.dynamic_txhighpower_lvl = TXHIGHPWRLEVEL_NORMAL;
+
+               rtlpriv->dm.last_dtp_lvl = TXHIGHPWRLEVEL_NORMAL;
+               return;
+       }
+
+       if (mac->link_state >= MAC80211_LINKED) {
+               if (mac->opmode == NL80211_IFTYPE_ADHOC) {
+                       undec_sm_pwdb = rtlpriv->dm.entry_min_undec_sm_pwdb;
+                       RT_TRACE(rtlpriv, COMP_POWER, DBG_LOUD,
+                                "AP Client PWDB = 0x%lx\n",
+                                undec_sm_pwdb);
+               } else {
+                       undec_sm_pwdb = rtlpriv->dm.undec_sm_pwdb;
+                       RT_TRACE(rtlpriv, COMP_POWER, DBG_LOUD,
+                                "STA Default Port PWDB = 0x%lx\n",
+                                undec_sm_pwdb);
+               }
+       } else {
+               undec_sm_pwdb = rtlpriv->dm.entry_min_undec_sm_pwdb;
+
+               RT_TRACE(rtlpriv, COMP_POWER, DBG_LOUD,
+                        "AP Ext Port PWDB = 0x%lx\n",
+                        undec_sm_pwdb);
+       }
+
+       if (undec_sm_pwdb >= TX_POWER_NEAR_FIELD_THRESH_LVL2) {
+               rtlpriv->dm.dynamic_txhighpower_lvl = TXHIGHPWRLEVEL_LEVEL1;
+               RT_TRACE(rtlpriv, COMP_POWER, DBG_LOUD,
+                        "TXHIGHPWRLEVEL_LEVEL1 (TxPwr=0x0)\n");
+       } else if ((undec_sm_pwdb < (TX_POWER_NEAR_FIELD_THRESH_LVL2 - 3)) &&
+                  (undec_sm_pwdb >= TX_POWER_NEAR_FIELD_THRESH_LVL1)) {
+
+               rtlpriv->dm.dynamic_txhighpower_lvl = TXHIGHPWRLEVEL_LEVEL1;
+               RT_TRACE(rtlpriv, COMP_POWER, DBG_LOUD,
+                        "TXHIGHPWRLEVEL_LEVEL1 (TxPwr=0x10)\n");
+       } else if (undec_sm_pwdb < (TX_POWER_NEAR_FIELD_THRESH_LVL1 - 5)) {
+               rtlpriv->dm.dynamic_txhighpower_lvl = TXHIGHPWRLEVEL_NORMAL;
+               RT_TRACE(rtlpriv, COMP_POWER, DBG_LOUD,
+                        "TXHIGHPWRLEVEL_NORMAL\n");
+       }
+
+       if ((rtlpriv->dm.dynamic_txhighpower_lvl != rtlpriv->dm.last_dtp_lvl)) {
+               RT_TRACE(rtlpriv, COMP_POWER, DBG_LOUD,
+                        "PHY_SetTxPowerLevel8192S() Channel = %d\n",
+                        rtlphy->current_channel);
+               rtl92c_phy_set_txpower_level(hw, rtlphy->current_channel);
+               if (rtlpriv->dm.dynamic_txhighpower_lvl ==
+                   TXHIGHPWRLEVEL_NORMAL)
+                       dm_restorepowerindex(hw);
+               else if (rtlpriv->dm.dynamic_txhighpower_lvl ==
+                        TXHIGHPWRLEVEL_LEVEL1)
+                       dm_writepowerindex(hw, 0x14);
+               else if (rtlpriv->dm.dynamic_txhighpower_lvl ==
+                        TXHIGHPWRLEVEL_LEVEL2)
+                       dm_writepowerindex(hw, 0x10);
+       }
+
+       rtlpriv->dm.last_dtp_lvl = rtlpriv->dm.dynamic_txhighpower_lvl;
+}