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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 | /****************************************************************************** * * 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 "../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; } |