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