107 lines
3.4 KiB
C
107 lines
3.4 KiB
C
/******************************************************************************
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*
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* Copyright(c) 2009-2012 Realtek Corporation.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of version 2 of the GNU General Public License as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* The full GNU General Public License is included in this distribution in the
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* file called LICENSE.
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*
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* Contact Information:
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* wlanfae <wlanfae@realtek.com>
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* Realtek Corporation, No. 2, Innovation Road II, Hsinchu Science Park,
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* Hsinchu 300, Taiwan.
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*
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* Larry Finger <Larry.Finger@lwfinger.net>
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*
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*****************************************************************************/
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#include "../wifi.h"
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#include "../base.h"
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#include "../pci.h"
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#include "../core.h"
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#include "reg.h"
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#include "def.h"
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#include "phy.h"
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#include "dm.h"
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#include "../rtl8192c/fw_common.h"
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void rtl92ce_dm_dynamic_txpower(struct ieee80211_hw *hw)
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{
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struct rtl_priv *rtlpriv = rtl_priv(hw);
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struct rtl_phy *rtlphy = &(rtlpriv->phy);
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struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
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long undec_sm_pwdb;
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if (!rtlpriv->dm.dynamic_txpower_enable)
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return;
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if (rtlpriv->dm.dm_flag & HAL_DM_HIPWR_DISABLE) {
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rtlpriv->dm.dynamic_txhighpower_lvl = TXHIGHPWRLEVEL_NORMAL;
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return;
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}
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if ((mac->link_state < MAC80211_LINKED) &&
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(rtlpriv->dm.entry_min_undec_sm_pwdb == 0)) {
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RT_TRACE(rtlpriv, COMP_POWER, DBG_TRACE,
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"Not connected to any\n");
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rtlpriv->dm.dynamic_txhighpower_lvl = TXHIGHPWRLEVEL_NORMAL;
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rtlpriv->dm.last_dtp_lvl = TXHIGHPWRLEVEL_NORMAL;
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return;
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}
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if (mac->link_state >= MAC80211_LINKED) {
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if (mac->opmode == NL80211_IFTYPE_ADHOC) {
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undec_sm_pwdb = rtlpriv->dm.entry_min_undec_sm_pwdb;
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RT_TRACE(rtlpriv, COMP_POWER, DBG_LOUD,
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"AP Client PWDB = 0x%lx\n",
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undec_sm_pwdb);
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} else {
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undec_sm_pwdb = rtlpriv->dm.undec_sm_pwdb;
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RT_TRACE(rtlpriv, COMP_POWER, DBG_LOUD,
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"STA Default Port PWDB = 0x%lx\n",
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undec_sm_pwdb);
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}
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} else {
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undec_sm_pwdb = rtlpriv->dm.entry_min_undec_sm_pwdb;
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RT_TRACE(rtlpriv, COMP_POWER, DBG_LOUD,
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"AP Ext Port PWDB = 0x%lx\n",
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undec_sm_pwdb);
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}
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if (undec_sm_pwdb >= TX_POWER_NEAR_FIELD_THRESH_LVL2) {
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rtlpriv->dm.dynamic_txhighpower_lvl = TXHIGHPWRLEVEL_LEVEL1;
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RT_TRACE(rtlpriv, COMP_POWER, DBG_LOUD,
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"TXHIGHPWRLEVEL_LEVEL1 (TxPwr=0x0)\n");
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} else if ((undec_sm_pwdb < (TX_POWER_NEAR_FIELD_THRESH_LVL2 - 3)) &&
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(undec_sm_pwdb >= TX_POWER_NEAR_FIELD_THRESH_LVL1)) {
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rtlpriv->dm.dynamic_txhighpower_lvl = TXHIGHPWRLEVEL_LEVEL1;
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RT_TRACE(rtlpriv, COMP_POWER, DBG_LOUD,
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"TXHIGHPWRLEVEL_LEVEL1 (TxPwr=0x10)\n");
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} else if (undec_sm_pwdb < (TX_POWER_NEAR_FIELD_THRESH_LVL1 - 5)) {
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rtlpriv->dm.dynamic_txhighpower_lvl = TXHIGHPWRLEVEL_NORMAL;
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RT_TRACE(rtlpriv, COMP_POWER, DBG_LOUD,
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"TXHIGHPWRLEVEL_NORMAL\n");
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}
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if ((rtlpriv->dm.dynamic_txhighpower_lvl != rtlpriv->dm.last_dtp_lvl)) {
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RT_TRACE(rtlpriv, COMP_POWER, DBG_LOUD,
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"PHY_SetTxPowerLevel8192S() Channel = %d\n",
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rtlphy->current_channel);
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rtl92c_phy_set_txpower_level(hw, rtlphy->current_channel);
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}
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rtlpriv->dm.last_dtp_lvl = rtlpriv->dm.dynamic_txhighpower_lvl;
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}
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