Quelle  dm.c   Sprache: C

// SPDX-License-Identifier: GPL-2.0
/* Copyright(c) 2009-2012  Realtek Corporation.*/

#include "../wifi.h"
#include "../base.h"
#include "../pci.h"
#include "../core.h"
#include "reg.h"
#include "def.h"
#include "phy.h"
#include "dm.h"
#include "../rtl8192c/fw_common.h"

void rtl92ce_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)) {
  rtl_dbg(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;
   rtl_dbg(rtlpriv, COMP_POWER, DBG_LOUD,
    "AP Client PWDB = 0x%lx\n",
    undec_sm_pwdb);
  } else {
   undec_sm_pwdb = rtlpriv->dm.undec_sm_pwdb;
   rtl_dbg(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;

  rtl_dbg(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;
  rtl_dbg(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;
  rtl_dbg(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;
  rtl_dbg(rtlpriv, COMP_POWER, DBG_LOUD,
   "TXHIGHPWRLEVEL_NORMAL\n");
 }

 if ((rtlpriv->dm.dynamic_txhighpower_lvl != rtlpriv->dm.last_dtp_lvl)) {
  rtl_dbg(rtlpriv, COMP_POWER, DBG_LOUD,
   "PHY_SetTxPowerLevel8192S() Channel = %d\n",
   rtlphy->current_channel);
  rtl92c_phy_set_txpower_level(hw, rtlphy->current_channel);
 }

 rtlpriv->dm.last_dtp_lvl = rtlpriv->dm.dynamic_txhighpower_lvl;
}