10770f718SLarry Finger // SPDX-License-Identifier: GPL-2.0
20770f718SLarry Finger /* Copyright(c) 2009-2012  Realtek Corporation.*/
3f1d2b4d3SLarry Finger 
4f1d2b4d3SLarry Finger #include "../wifi.h"
5f1d2b4d3SLarry Finger #include "../base.h"
6f1d2b4d3SLarry Finger #include "../pci.h"
7f1d2b4d3SLarry Finger #include "../core.h"
8f1d2b4d3SLarry Finger #include "reg.h"
9f1d2b4d3SLarry Finger #include "def.h"
10f1d2b4d3SLarry Finger #include "phy.h"
11f1d2b4d3SLarry Finger #include "dm.h"
12f1d2b4d3SLarry Finger #include "../rtl8192c/fw_common.h"
13f1d2b4d3SLarry Finger 
rtl92ce_dm_dynamic_txpower(struct ieee80211_hw * hw)14f1d2b4d3SLarry Finger void rtl92ce_dm_dynamic_txpower(struct ieee80211_hw *hw)
15f1d2b4d3SLarry Finger {
16f1d2b4d3SLarry Finger 	struct rtl_priv *rtlpriv = rtl_priv(hw);
17f1d2b4d3SLarry Finger 	struct rtl_phy *rtlphy = &(rtlpriv->phy);
18f1d2b4d3SLarry Finger 	struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
19f1d2b4d3SLarry Finger 	long undec_sm_pwdb;
20f1d2b4d3SLarry Finger 
21f1d2b4d3SLarry Finger 	if (!rtlpriv->dm.dynamic_txpower_enable)
22f1d2b4d3SLarry Finger 		return;
23f1d2b4d3SLarry Finger 
24f1d2b4d3SLarry Finger 	if (rtlpriv->dm.dm_flag & HAL_DM_HIPWR_DISABLE) {
25f1d2b4d3SLarry Finger 		rtlpriv->dm.dynamic_txhighpower_lvl = TXHIGHPWRLEVEL_NORMAL;
26f1d2b4d3SLarry Finger 		return;
27f1d2b4d3SLarry Finger 	}
28f1d2b4d3SLarry Finger 
29f1d2b4d3SLarry Finger 	if ((mac->link_state < MAC80211_LINKED) &&
30f1d2b4d3SLarry Finger 	    (rtlpriv->dm.entry_min_undec_sm_pwdb == 0)) {
31de0c8a96SLarry Finger 		rtl_dbg(rtlpriv, COMP_POWER, DBG_TRACE,
32f1d2b4d3SLarry Finger 			"Not connected to any\n");
33f1d2b4d3SLarry Finger 
34f1d2b4d3SLarry Finger 		rtlpriv->dm.dynamic_txhighpower_lvl = TXHIGHPWRLEVEL_NORMAL;
35f1d2b4d3SLarry Finger 
36f1d2b4d3SLarry Finger 		rtlpriv->dm.last_dtp_lvl = TXHIGHPWRLEVEL_NORMAL;
37f1d2b4d3SLarry Finger 		return;
38f1d2b4d3SLarry Finger 	}
39f1d2b4d3SLarry Finger 
40f1d2b4d3SLarry Finger 	if (mac->link_state >= MAC80211_LINKED) {
41f1d2b4d3SLarry Finger 		if (mac->opmode == NL80211_IFTYPE_ADHOC) {
42f1d2b4d3SLarry Finger 			undec_sm_pwdb = rtlpriv->dm.entry_min_undec_sm_pwdb;
43de0c8a96SLarry Finger 			rtl_dbg(rtlpriv, COMP_POWER, DBG_LOUD,
44f1d2b4d3SLarry Finger 				"AP Client PWDB = 0x%lx\n",
45f1d2b4d3SLarry Finger 				undec_sm_pwdb);
46f1d2b4d3SLarry Finger 		} else {
47f1d2b4d3SLarry Finger 			undec_sm_pwdb = rtlpriv->dm.undec_sm_pwdb;
48de0c8a96SLarry Finger 			rtl_dbg(rtlpriv, COMP_POWER, DBG_LOUD,
49f1d2b4d3SLarry Finger 				"STA Default Port PWDB = 0x%lx\n",
50f1d2b4d3SLarry Finger 				undec_sm_pwdb);
51f1d2b4d3SLarry Finger 		}
52f1d2b4d3SLarry Finger 	} else {
53f1d2b4d3SLarry Finger 		undec_sm_pwdb = rtlpriv->dm.entry_min_undec_sm_pwdb;
54f1d2b4d3SLarry Finger 
55de0c8a96SLarry Finger 		rtl_dbg(rtlpriv, COMP_POWER, DBG_LOUD,
56f1d2b4d3SLarry Finger 			"AP Ext Port PWDB = 0x%lx\n",
57f1d2b4d3SLarry Finger 			undec_sm_pwdb);
58f1d2b4d3SLarry Finger 	}
59f1d2b4d3SLarry Finger 
60f1d2b4d3SLarry Finger 	if (undec_sm_pwdb >= TX_POWER_NEAR_FIELD_THRESH_LVL2) {
61f1d2b4d3SLarry Finger 		rtlpriv->dm.dynamic_txhighpower_lvl = TXHIGHPWRLEVEL_LEVEL1;
62de0c8a96SLarry Finger 		rtl_dbg(rtlpriv, COMP_POWER, DBG_LOUD,
63f1d2b4d3SLarry Finger 			"TXHIGHPWRLEVEL_LEVEL1 (TxPwr=0x0)\n");
64f1d2b4d3SLarry Finger 	} else if ((undec_sm_pwdb < (TX_POWER_NEAR_FIELD_THRESH_LVL2 - 3)) &&
65f1d2b4d3SLarry Finger 		   (undec_sm_pwdb >= TX_POWER_NEAR_FIELD_THRESH_LVL1)) {
66f1d2b4d3SLarry Finger 
67f1d2b4d3SLarry Finger 		rtlpriv->dm.dynamic_txhighpower_lvl = TXHIGHPWRLEVEL_LEVEL1;
68de0c8a96SLarry Finger 		rtl_dbg(rtlpriv, COMP_POWER, DBG_LOUD,
69f1d2b4d3SLarry Finger 			"TXHIGHPWRLEVEL_LEVEL1 (TxPwr=0x10)\n");
70f1d2b4d3SLarry Finger 	} else if (undec_sm_pwdb < (TX_POWER_NEAR_FIELD_THRESH_LVL1 - 5)) {
71f1d2b4d3SLarry Finger 		rtlpriv->dm.dynamic_txhighpower_lvl = TXHIGHPWRLEVEL_NORMAL;
72de0c8a96SLarry Finger 		rtl_dbg(rtlpriv, COMP_POWER, DBG_LOUD,
73f1d2b4d3SLarry Finger 			"TXHIGHPWRLEVEL_NORMAL\n");
74f1d2b4d3SLarry Finger 	}
75f1d2b4d3SLarry Finger 
76f1d2b4d3SLarry Finger 	if ((rtlpriv->dm.dynamic_txhighpower_lvl != rtlpriv->dm.last_dtp_lvl)) {
77de0c8a96SLarry Finger 		rtl_dbg(rtlpriv, COMP_POWER, DBG_LOUD,
78f1d2b4d3SLarry Finger 			"PHY_SetTxPowerLevel8192S() Channel = %d\n",
79f1d2b4d3SLarry Finger 			rtlphy->current_channel);
80f1d2b4d3SLarry Finger 		rtl92c_phy_set_txpower_level(hw, rtlphy->current_channel);
81f1d2b4d3SLarry Finger 	}
82f1d2b4d3SLarry Finger 
83f1d2b4d3SLarry Finger 	rtlpriv->dm.last_dtp_lvl = rtlpriv->dm.dynamic_txhighpower_lvl;
84f1d2b4d3SLarry Finger }
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