1*4882a593Smuzhiyun // SPDX-License-Identifier: GPL-2.0
2*4882a593Smuzhiyun /* Copyright(c) 2009-2012 Realtek Corporation.*/
3*4882a593Smuzhiyun
4*4882a593Smuzhiyun #include "../wifi.h"
5*4882a593Smuzhiyun #include "../base.h"
6*4882a593Smuzhiyun #include "../pci.h"
7*4882a593Smuzhiyun #include "../core.h"
8*4882a593Smuzhiyun #include "reg.h"
9*4882a593Smuzhiyun #include "def.h"
10*4882a593Smuzhiyun #include "phy.h"
11*4882a593Smuzhiyun #include "dm.h"
12*4882a593Smuzhiyun #include "../rtl8192c/fw_common.h"
13*4882a593Smuzhiyun
rtl92ce_dm_dynamic_txpower(struct ieee80211_hw * hw)14*4882a593Smuzhiyun void rtl92ce_dm_dynamic_txpower(struct ieee80211_hw *hw)
15*4882a593Smuzhiyun {
16*4882a593Smuzhiyun struct rtl_priv *rtlpriv = rtl_priv(hw);
17*4882a593Smuzhiyun struct rtl_phy *rtlphy = &(rtlpriv->phy);
18*4882a593Smuzhiyun struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
19*4882a593Smuzhiyun long undec_sm_pwdb;
20*4882a593Smuzhiyun
21*4882a593Smuzhiyun if (!rtlpriv->dm.dynamic_txpower_enable)
22*4882a593Smuzhiyun return;
23*4882a593Smuzhiyun
24*4882a593Smuzhiyun if (rtlpriv->dm.dm_flag & HAL_DM_HIPWR_DISABLE) {
25*4882a593Smuzhiyun rtlpriv->dm.dynamic_txhighpower_lvl = TXHIGHPWRLEVEL_NORMAL;
26*4882a593Smuzhiyun return;
27*4882a593Smuzhiyun }
28*4882a593Smuzhiyun
29*4882a593Smuzhiyun if ((mac->link_state < MAC80211_LINKED) &&
30*4882a593Smuzhiyun (rtlpriv->dm.entry_min_undec_sm_pwdb == 0)) {
31*4882a593Smuzhiyun rtl_dbg(rtlpriv, COMP_POWER, DBG_TRACE,
32*4882a593Smuzhiyun "Not connected to any\n");
33*4882a593Smuzhiyun
34*4882a593Smuzhiyun rtlpriv->dm.dynamic_txhighpower_lvl = TXHIGHPWRLEVEL_NORMAL;
35*4882a593Smuzhiyun
36*4882a593Smuzhiyun rtlpriv->dm.last_dtp_lvl = TXHIGHPWRLEVEL_NORMAL;
37*4882a593Smuzhiyun return;
38*4882a593Smuzhiyun }
39*4882a593Smuzhiyun
40*4882a593Smuzhiyun if (mac->link_state >= MAC80211_LINKED) {
41*4882a593Smuzhiyun if (mac->opmode == NL80211_IFTYPE_ADHOC) {
42*4882a593Smuzhiyun undec_sm_pwdb = rtlpriv->dm.entry_min_undec_sm_pwdb;
43*4882a593Smuzhiyun rtl_dbg(rtlpriv, COMP_POWER, DBG_LOUD,
44*4882a593Smuzhiyun "AP Client PWDB = 0x%lx\n",
45*4882a593Smuzhiyun undec_sm_pwdb);
46*4882a593Smuzhiyun } else {
47*4882a593Smuzhiyun undec_sm_pwdb = rtlpriv->dm.undec_sm_pwdb;
48*4882a593Smuzhiyun rtl_dbg(rtlpriv, COMP_POWER, DBG_LOUD,
49*4882a593Smuzhiyun "STA Default Port PWDB = 0x%lx\n",
50*4882a593Smuzhiyun undec_sm_pwdb);
51*4882a593Smuzhiyun }
52*4882a593Smuzhiyun } else {
53*4882a593Smuzhiyun undec_sm_pwdb = rtlpriv->dm.entry_min_undec_sm_pwdb;
54*4882a593Smuzhiyun
55*4882a593Smuzhiyun rtl_dbg(rtlpriv, COMP_POWER, DBG_LOUD,
56*4882a593Smuzhiyun "AP Ext Port PWDB = 0x%lx\n",
57*4882a593Smuzhiyun undec_sm_pwdb);
58*4882a593Smuzhiyun }
59*4882a593Smuzhiyun
60*4882a593Smuzhiyun if (undec_sm_pwdb >= TX_POWER_NEAR_FIELD_THRESH_LVL2) {
61*4882a593Smuzhiyun rtlpriv->dm.dynamic_txhighpower_lvl = TXHIGHPWRLEVEL_LEVEL1;
62*4882a593Smuzhiyun rtl_dbg(rtlpriv, COMP_POWER, DBG_LOUD,
63*4882a593Smuzhiyun "TXHIGHPWRLEVEL_LEVEL1 (TxPwr=0x0)\n");
64*4882a593Smuzhiyun } else if ((undec_sm_pwdb < (TX_POWER_NEAR_FIELD_THRESH_LVL2 - 3)) &&
65*4882a593Smuzhiyun (undec_sm_pwdb >= TX_POWER_NEAR_FIELD_THRESH_LVL1)) {
66*4882a593Smuzhiyun
67*4882a593Smuzhiyun rtlpriv->dm.dynamic_txhighpower_lvl = TXHIGHPWRLEVEL_LEVEL1;
68*4882a593Smuzhiyun rtl_dbg(rtlpriv, COMP_POWER, DBG_LOUD,
69*4882a593Smuzhiyun "TXHIGHPWRLEVEL_LEVEL1 (TxPwr=0x10)\n");
70*4882a593Smuzhiyun } else if (undec_sm_pwdb < (TX_POWER_NEAR_FIELD_THRESH_LVL1 - 5)) {
71*4882a593Smuzhiyun rtlpriv->dm.dynamic_txhighpower_lvl = TXHIGHPWRLEVEL_NORMAL;
72*4882a593Smuzhiyun rtl_dbg(rtlpriv, COMP_POWER, DBG_LOUD,
73*4882a593Smuzhiyun "TXHIGHPWRLEVEL_NORMAL\n");
74*4882a593Smuzhiyun }
75*4882a593Smuzhiyun
76*4882a593Smuzhiyun if ((rtlpriv->dm.dynamic_txhighpower_lvl != rtlpriv->dm.last_dtp_lvl)) {
77*4882a593Smuzhiyun rtl_dbg(rtlpriv, COMP_POWER, DBG_LOUD,
78*4882a593Smuzhiyun "PHY_SetTxPowerLevel8192S() Channel = %d\n",
79*4882a593Smuzhiyun rtlphy->current_channel);
80*4882a593Smuzhiyun rtl92c_phy_set_txpower_level(hw, rtlphy->current_channel);
81*4882a593Smuzhiyun }
82*4882a593Smuzhiyun
83*4882a593Smuzhiyun rtlpriv->dm.last_dtp_lvl = rtlpriv->dm.dynamic_txhighpower_lvl;
84*4882a593Smuzhiyun }
85