509 lines
14 KiB
C
509 lines
14 KiB
C
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/******************************************************************************
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*
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* Copyright(c) 2009-2013 Realtek Corporation.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of version 2 of the GNU General Public License as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* The full GNU General Public License is included in this distribution in the
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* file called LICENSE.
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*
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* Contact Information:
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* wlanfae <wlanfae@realtek.com>
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* Realtek Corporation, No. 2, Innovation Road II, Hsinchu Science Park,
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* Hsinchu 300, Taiwan.
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*
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* Larry Finger <Larry.Finger@lwfinger.net>
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*
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*****************************************************************************/
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#include "../wifi.h"
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#include "reg.h"
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#include "def.h"
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#include "phy.h"
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#include "rf.h"
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#include "dm.h"
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static bool _rtl88e_phy_rf6052_config_parafile(struct ieee80211_hw *hw);
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void rtl88e_phy_rf6052_set_bandwidth(struct ieee80211_hw *hw, u8 bandwidth)
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{
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struct rtl_priv *rtlpriv = rtl_priv(hw);
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struct rtl_phy *rtlphy = &(rtlpriv->phy);
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switch (bandwidth) {
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case HT_CHANNEL_WIDTH_20:
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rtlphy->rfreg_chnlval[0] = ((rtlphy->rfreg_chnlval[0] &
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0xfffff3ff) | BIT(10) | BIT(11));
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rtl_set_rfreg(hw, RF90_PATH_A, RF_CHNLBW, RFREG_OFFSET_MASK,
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rtlphy->rfreg_chnlval[0]);
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break;
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case HT_CHANNEL_WIDTH_20_40:
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rtlphy->rfreg_chnlval[0] = ((rtlphy->rfreg_chnlval[0] &
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0xfffff3ff) | BIT(10));
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rtl_set_rfreg(hw, RF90_PATH_A, RF_CHNLBW, RFREG_OFFSET_MASK,
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rtlphy->rfreg_chnlval[0]);
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break;
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default:
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pr_err("unknown bandwidth: %#X\n", bandwidth);
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break;
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}
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}
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void rtl88e_phy_rf6052_set_cck_txpower(struct ieee80211_hw *hw,
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u8 *ppowerlevel)
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{
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struct rtl_priv *rtlpriv = rtl_priv(hw);
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struct rtl_phy *rtlphy = &(rtlpriv->phy);
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struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
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struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw));
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u32 tx_agc[2] = {0, 0}, tmpval;
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bool turbo_scanoff = false;
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u8 idx1, idx2;
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u8 *ptr;
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u8 direction;
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u32 pwrtrac_value;
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if (rtlefuse->eeprom_regulatory != 0)
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turbo_scanoff = true;
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if (mac->act_scanning == true) {
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tx_agc[RF90_PATH_A] = 0x3f3f3f3f;
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tx_agc[RF90_PATH_B] = 0x3f3f3f3f;
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if (turbo_scanoff) {
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for (idx1 = RF90_PATH_A; idx1 <= RF90_PATH_B; idx1++) {
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tx_agc[idx1] = ppowerlevel[idx1] |
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(ppowerlevel[idx1] << 8) |
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(ppowerlevel[idx1] << 16) |
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(ppowerlevel[idx1] << 24);
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}
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}
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} else {
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for (idx1 = RF90_PATH_A; idx1 <= RF90_PATH_B; idx1++) {
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tx_agc[idx1] = ppowerlevel[idx1] |
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(ppowerlevel[idx1] << 8) |
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(ppowerlevel[idx1] << 16) |
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(ppowerlevel[idx1] << 24);
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}
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if (rtlefuse->eeprom_regulatory == 0) {
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tmpval =
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(rtlphy->mcs_txpwrlevel_origoffset[0][6]) +
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(rtlphy->mcs_txpwrlevel_origoffset[0][7] <<
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8);
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tx_agc[RF90_PATH_A] += tmpval;
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tmpval = (rtlphy->mcs_txpwrlevel_origoffset[0][14]) +
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(rtlphy->mcs_txpwrlevel_origoffset[0][15] <<
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24);
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tx_agc[RF90_PATH_B] += tmpval;
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}
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}
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for (idx1 = RF90_PATH_A; idx1 <= RF90_PATH_B; idx1++) {
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ptr = (u8 *)(&tx_agc[idx1]);
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for (idx2 = 0; idx2 < 4; idx2++) {
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if (*ptr > RF6052_MAX_TX_PWR)
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*ptr = RF6052_MAX_TX_PWR;
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ptr++;
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}
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}
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rtl88e_dm_txpower_track_adjust(hw, 1, &direction, &pwrtrac_value);
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if (direction == 1) {
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tx_agc[0] += pwrtrac_value;
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tx_agc[1] += pwrtrac_value;
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} else if (direction == 2) {
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tx_agc[0] -= pwrtrac_value;
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tx_agc[1] -= pwrtrac_value;
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}
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tmpval = tx_agc[RF90_PATH_A] & 0xff;
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rtl_set_bbreg(hw, RTXAGC_A_CCK1_MCS32, MASKBYTE1, tmpval);
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RTPRINT(rtlpriv, FPHY, PHY_TXPWR,
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"CCK PWR 1M (rf-A) = 0x%x (reg 0x%x)\n", tmpval,
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RTXAGC_A_CCK1_MCS32);
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tmpval = tx_agc[RF90_PATH_A] >> 8;
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/*tmpval = tmpval & 0xff00ffff;*/
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rtl_set_bbreg(hw, RTXAGC_B_CCK11_A_CCK2_11, 0xffffff00, tmpval);
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RTPRINT(rtlpriv, FPHY, PHY_TXPWR,
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"CCK PWR 2~11M (rf-A) = 0x%x (reg 0x%x)\n", tmpval,
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RTXAGC_B_CCK11_A_CCK2_11);
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tmpval = tx_agc[RF90_PATH_B] >> 24;
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rtl_set_bbreg(hw, RTXAGC_B_CCK11_A_CCK2_11, MASKBYTE0, tmpval);
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RTPRINT(rtlpriv, FPHY, PHY_TXPWR,
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"CCK PWR 11M (rf-B) = 0x%x (reg 0x%x)\n", tmpval,
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RTXAGC_B_CCK11_A_CCK2_11);
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tmpval = tx_agc[RF90_PATH_B] & 0x00ffffff;
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rtl_set_bbreg(hw, RTXAGC_B_CCK1_55_MCS32, 0xffffff00, tmpval);
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RTPRINT(rtlpriv, FPHY, PHY_TXPWR,
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"CCK PWR 1~5.5M (rf-B) = 0x%x (reg 0x%x)\n", tmpval,
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RTXAGC_B_CCK1_55_MCS32);
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}
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static void rtl88e_phy_get_power_base(struct ieee80211_hw *hw,
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u8 *ppowerlevel_ofdm,
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u8 *ppowerlevel_bw20,
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u8 *ppowerlevel_bw40, u8 channel,
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u32 *ofdmbase, u32 *mcsbase)
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{
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struct rtl_priv *rtlpriv = rtl_priv(hw);
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struct rtl_phy *rtlphy = &(rtlpriv->phy);
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u32 powerbase0, powerbase1;
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u8 i, powerlevel[2];
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for (i = 0; i < 2; i++) {
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powerbase0 = ppowerlevel_ofdm[i];
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powerbase0 = (powerbase0 << 24) | (powerbase0 << 16) |
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(powerbase0 << 8) | powerbase0;
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*(ofdmbase + i) = powerbase0;
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RTPRINT(rtlpriv, FPHY, PHY_TXPWR,
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" [OFDM power base index rf(%c) = 0x%x]\n",
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((i == 0) ? 'A' : 'B'), *(ofdmbase + i));
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}
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for (i = 0; i < 2; i++) {
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if (rtlphy->current_chan_bw == HT_CHANNEL_WIDTH_20)
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powerlevel[i] = ppowerlevel_bw20[i];
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else
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powerlevel[i] = ppowerlevel_bw40[i];
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powerbase1 = powerlevel[i];
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powerbase1 = (powerbase1 << 24) |
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(powerbase1 << 16) | (powerbase1 << 8) | powerbase1;
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*(mcsbase + i) = powerbase1;
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RTPRINT(rtlpriv, FPHY, PHY_TXPWR,
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" [MCS power base index rf(%c) = 0x%x]\n",
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((i == 0) ? 'A' : 'B'), *(mcsbase + i));
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}
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}
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static void _rtl88e_get_txpower_writeval_by_regulatory(struct ieee80211_hw *hw,
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u8 channel, u8 index,
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u32 *powerbase0,
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u32 *powerbase1,
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u32 *p_outwriteval)
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{
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struct rtl_priv *rtlpriv = rtl_priv(hw);
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struct rtl_phy *rtlphy = &(rtlpriv->phy);
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struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw));
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u8 i, chnlgroup = 0, pwr_diff_limit[4], pwr_diff = 0, customer_pwr_diff;
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u32 writeval, customer_limit, rf;
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for (rf = 0; rf < 2; rf++) {
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switch (rtlefuse->eeprom_regulatory) {
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case 0:
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chnlgroup = 0;
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writeval =
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rtlphy->mcs_txpwrlevel_origoffset
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[chnlgroup][index + (rf ? 8 : 0)]
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+ ((index < 2) ? powerbase0[rf] : powerbase1[rf]);
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RTPRINT(rtlpriv, FPHY, PHY_TXPWR,
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"RTK better performance, writeval(%c) = 0x%x\n",
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((rf == 0) ? 'A' : 'B'), writeval);
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break;
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case 1:
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if (rtlphy->pwrgroup_cnt == 1) {
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chnlgroup = 0;
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} else {
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if (channel < 3)
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chnlgroup = 0;
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else if (channel < 6)
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chnlgroup = 1;
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else if (channel < 9)
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chnlgroup = 2;
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else if (channel < 12)
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chnlgroup = 3;
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else if (channel < 14)
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chnlgroup = 4;
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else if (channel == 14)
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chnlgroup = 5;
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}
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writeval =
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rtlphy->mcs_txpwrlevel_origoffset[chnlgroup]
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[index + (rf ? 8 : 0)] + ((index < 2) ?
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powerbase0[rf] :
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powerbase1[rf]);
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RTPRINT(rtlpriv, FPHY, PHY_TXPWR,
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"Realtek regulatory, 20MHz, writeval(%c) = 0x%x\n",
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((rf == 0) ? 'A' : 'B'), writeval);
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break;
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case 2:
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writeval =
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((index < 2) ? powerbase0[rf] : powerbase1[rf]);
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RTPRINT(rtlpriv, FPHY, PHY_TXPWR,
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"Better regulatory, writeval(%c) = 0x%x\n",
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((rf == 0) ? 'A' : 'B'), writeval);
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break;
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case 3:
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chnlgroup = 0;
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if (rtlphy->current_chan_bw == HT_CHANNEL_WIDTH_20_40) {
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RTPRINT(rtlpriv, FPHY, PHY_TXPWR,
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"customer's limit, 40MHz rf(%c) = 0x%x\n",
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((rf == 0) ? 'A' : 'B'),
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rtlefuse->pwrgroup_ht40[rf][channel -
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1]);
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} else {
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RTPRINT(rtlpriv, FPHY, PHY_TXPWR,
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"customer's limit, 20MHz rf(%c) = 0x%x\n",
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((rf == 0) ? 'A' : 'B'),
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rtlefuse->pwrgroup_ht20[rf][channel -
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1]);
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}
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if (index < 2)
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pwr_diff =
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rtlefuse->txpwr_legacyhtdiff[rf][channel-1];
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else if (rtlphy->current_chan_bw == HT_CHANNEL_WIDTH_20)
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pwr_diff =
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rtlefuse->txpwr_ht20diff[rf][channel-1];
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if (rtlphy->current_chan_bw == HT_CHANNEL_WIDTH_20_40)
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customer_pwr_diff =
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rtlefuse->pwrgroup_ht40[rf][channel-1];
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else
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customer_pwr_diff =
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rtlefuse->pwrgroup_ht20[rf][channel-1];
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if (pwr_diff > customer_pwr_diff)
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pwr_diff = 0;
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else
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pwr_diff = customer_pwr_diff - pwr_diff;
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for (i = 0; i < 4; i++) {
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pwr_diff_limit[i] =
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(u8)((rtlphy->mcs_txpwrlevel_origoffset
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[chnlgroup][index +
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(rf ? 8 : 0)] & (0x7f <<
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(i * 8))) >> (i * 8));
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if (pwr_diff_limit[i] > pwr_diff)
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pwr_diff_limit[i] = pwr_diff;
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}
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customer_limit = (pwr_diff_limit[3] << 24) |
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(pwr_diff_limit[2] << 16) |
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(pwr_diff_limit[1] << 8) | (pwr_diff_limit[0]);
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RTPRINT(rtlpriv, FPHY, PHY_TXPWR,
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"Customer's limit rf(%c) = 0x%x\n",
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((rf == 0) ? 'A' : 'B'), customer_limit);
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writeval = customer_limit +
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((index < 2) ? powerbase0[rf] : powerbase1[rf]);
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RTPRINT(rtlpriv, FPHY, PHY_TXPWR,
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"Customer, writeval rf(%c)= 0x%x\n",
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((rf == 0) ? 'A' : 'B'), writeval);
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break;
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default:
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chnlgroup = 0;
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writeval =
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rtlphy->mcs_txpwrlevel_origoffset[chnlgroup]
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[index + (rf ? 8 : 0)]
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+ ((index < 2) ? powerbase0[rf] : powerbase1[rf]);
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RTPRINT(rtlpriv, FPHY, PHY_TXPWR,
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"RTK better performance, writeval rf(%c) = 0x%x\n",
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((rf == 0) ? 'A' : 'B'), writeval);
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break;
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}
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|
if (rtlpriv->dm.dynamic_txhighpower_lvl == TXHIGHPWRLEVEL_BT1)
|
||
|
|
writeval = writeval - 0x06060606;
|
||
|
|
else if (rtlpriv->dm.dynamic_txhighpower_lvl ==
|
||
|
|
TXHIGHPWRLEVEL_BT2)
|
||
|
|
writeval = writeval - 0x0c0c0c0c;
|
||
|
|
*(p_outwriteval + rf) = writeval;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
static void _rtl88e_write_ofdm_power_reg(struct ieee80211_hw *hw,
|
||
|
|
u8 index, u32 *value)
|
||
|
|
{
|
||
|
|
struct rtl_priv *rtlpriv = rtl_priv(hw);
|
||
|
|
u16 regoffset_a[6] = {
|
||
|
|
RTXAGC_A_RATE18_06, RTXAGC_A_RATE54_24,
|
||
|
|
RTXAGC_A_MCS03_MCS00, RTXAGC_A_MCS07_MCS04,
|
||
|
|
RTXAGC_A_MCS11_MCS08, RTXAGC_A_MCS15_MCS12
|
||
|
|
};
|
||
|
|
u16 regoffset_b[6] = {
|
||
|
|
RTXAGC_B_RATE18_06, RTXAGC_B_RATE54_24,
|
||
|
|
RTXAGC_B_MCS03_MCS00, RTXAGC_B_MCS07_MCS04,
|
||
|
|
RTXAGC_B_MCS11_MCS08, RTXAGC_B_MCS15_MCS12
|
||
|
|
};
|
||
|
|
u8 i, rf, pwr_val[4];
|
||
|
|
u32 writeval;
|
||
|
|
u16 regoffset;
|
||
|
|
|
||
|
|
for (rf = 0; rf < 2; rf++) {
|
||
|
|
writeval = value[rf];
|
||
|
|
for (i = 0; i < 4; i++) {
|
||
|
|
pwr_val[i] = (u8)((writeval & (0x7f <<
|
||
|
|
(i * 8))) >> (i * 8));
|
||
|
|
|
||
|
|
if (pwr_val[i] > RF6052_MAX_TX_PWR)
|
||
|
|
pwr_val[i] = RF6052_MAX_TX_PWR;
|
||
|
|
}
|
||
|
|
writeval = (pwr_val[3] << 24) | (pwr_val[2] << 16) |
|
||
|
|
(pwr_val[1] << 8) | pwr_val[0];
|
||
|
|
|
||
|
|
if (rf == 0)
|
||
|
|
regoffset = regoffset_a[index];
|
||
|
|
else
|
||
|
|
regoffset = regoffset_b[index];
|
||
|
|
rtl_set_bbreg(hw, regoffset, MASKDWORD, writeval);
|
||
|
|
|
||
|
|
RTPRINT(rtlpriv, FPHY, PHY_TXPWR,
|
||
|
|
"Set 0x%x = %08x\n", regoffset, writeval);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
void rtl88e_phy_rf6052_set_ofdm_txpower(struct ieee80211_hw *hw,
|
||
|
|
u8 *ppowerlevel_ofdm,
|
||
|
|
u8 *ppowerlevel_bw20,
|
||
|
|
u8 *ppowerlevel_bw40, u8 channel)
|
||
|
|
{
|
||
|
|
u32 writeval[2], powerbase0[2], powerbase1[2];
|
||
|
|
u8 index;
|
||
|
|
u8 direction;
|
||
|
|
u32 pwrtrac_value;
|
||
|
|
|
||
|
|
rtl88e_phy_get_power_base(hw, ppowerlevel_ofdm,
|
||
|
|
ppowerlevel_bw20, ppowerlevel_bw40,
|
||
|
|
channel, &powerbase0[0], &powerbase1[0]);
|
||
|
|
|
||
|
|
rtl88e_dm_txpower_track_adjust(hw, 1, &direction, &pwrtrac_value);
|
||
|
|
|
||
|
|
for (index = 0; index < 6; index++) {
|
||
|
|
_rtl88e_get_txpower_writeval_by_regulatory(hw,
|
||
|
|
channel, index,
|
||
|
|
&powerbase0[0],
|
||
|
|
&powerbase1[0],
|
||
|
|
&writeval[0]);
|
||
|
|
if (direction == 1) {
|
||
|
|
writeval[0] += pwrtrac_value;
|
||
|
|
writeval[1] += pwrtrac_value;
|
||
|
|
} else if (direction == 2) {
|
||
|
|
writeval[0] -= pwrtrac_value;
|
||
|
|
writeval[1] -= pwrtrac_value;
|
||
|
|
}
|
||
|
|
_rtl88e_write_ofdm_power_reg(hw, index, &writeval[0]);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
bool rtl88e_phy_rf6052_config(struct ieee80211_hw *hw)
|
||
|
|
{
|
||
|
|
struct rtl_priv *rtlpriv = rtl_priv(hw);
|
||
|
|
struct rtl_phy *rtlphy = &(rtlpriv->phy);
|
||
|
|
|
||
|
|
if (rtlphy->rf_type == RF_1T1R)
|
||
|
|
rtlphy->num_total_rfpath = 1;
|
||
|
|
else
|
||
|
|
rtlphy->num_total_rfpath = 2;
|
||
|
|
|
||
|
|
return _rtl88e_phy_rf6052_config_parafile(hw);
|
||
|
|
}
|
||
|
|
|
||
|
|
static bool _rtl88e_phy_rf6052_config_parafile(struct ieee80211_hw *hw)
|
||
|
|
{
|
||
|
|
struct rtl_priv *rtlpriv = rtl_priv(hw);
|
||
|
|
struct rtl_phy *rtlphy = &rtlpriv->phy;
|
||
|
|
u32 u4_regvalue = 0;
|
||
|
|
u8 rfpath;
|
||
|
|
bool rtstatus = true;
|
||
|
|
struct bb_reg_def *pphyreg;
|
||
|
|
|
||
|
|
for (rfpath = 0; rfpath < rtlphy->num_total_rfpath; rfpath++) {
|
||
|
|
pphyreg = &rtlphy->phyreg_def[rfpath];
|
||
|
|
|
||
|
|
switch (rfpath) {
|
||
|
|
case RF90_PATH_A:
|
||
|
|
case RF90_PATH_C:
|
||
|
|
u4_regvalue = rtl_get_bbreg(hw, pphyreg->rfintfs,
|
||
|
|
BRFSI_RFENV);
|
||
|
|
break;
|
||
|
|
case RF90_PATH_B:
|
||
|
|
case RF90_PATH_D:
|
||
|
|
u4_regvalue = rtl_get_bbreg(hw, pphyreg->rfintfs,
|
||
|
|
BRFSI_RFENV << 16);
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
|
||
|
|
rtl_set_bbreg(hw, pphyreg->rfintfe, BRFSI_RFENV << 16, 0x1);
|
||
|
|
udelay(1);
|
||
|
|
|
||
|
|
rtl_set_bbreg(hw, pphyreg->rfintfo, BRFSI_RFENV, 0x1);
|
||
|
|
udelay(1);
|
||
|
|
|
||
|
|
rtl_set_bbreg(hw, pphyreg->rfhssi_para2,
|
||
|
|
B3WIREADDREAALENGTH, 0x0);
|
||
|
|
udelay(1);
|
||
|
|
|
||
|
|
rtl_set_bbreg(hw, pphyreg->rfhssi_para2, B3WIREDATALENGTH, 0x0);
|
||
|
|
udelay(1);
|
||
|
|
|
||
|
|
switch (rfpath) {
|
||
|
|
case RF90_PATH_A:
|
||
|
|
rtstatus = rtl88e_phy_config_rf_with_headerfile(hw,
|
||
|
|
(enum radio_path)rfpath);
|
||
|
|
break;
|
||
|
|
case RF90_PATH_B:
|
||
|
|
rtstatus = rtl88e_phy_config_rf_with_headerfile(hw,
|
||
|
|
(enum radio_path)rfpath);
|
||
|
|
break;
|
||
|
|
case RF90_PATH_C:
|
||
|
|
break;
|
||
|
|
case RF90_PATH_D:
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
|
||
|
|
switch (rfpath) {
|
||
|
|
case RF90_PATH_A:
|
||
|
|
case RF90_PATH_C:
|
||
|
|
rtl_set_bbreg(hw, pphyreg->rfintfs,
|
||
|
|
BRFSI_RFENV, u4_regvalue);
|
||
|
|
break;
|
||
|
|
case RF90_PATH_B:
|
||
|
|
case RF90_PATH_D:
|
||
|
|
rtl_set_bbreg(hw, pphyreg->rfintfs,
|
||
|
|
BRFSI_RFENV << 16, u4_regvalue);
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (rtstatus != true) {
|
||
|
|
RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE,
|
||
|
|
"Radio[%d] Fail!!\n", rfpath);
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE, "\n");
|
||
|
|
return rtstatus;
|
||
|
|
}
|