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693 lines
18 KiB
693 lines
18 KiB
// SPDX-License-Identifier: GPL-2.0 |
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/* Copyright(c) 2009-2012 Realtek Corporation.*/ |
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#include "../wifi.h" |
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#include "../pci.h" |
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#include "../base.h" |
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#include "../stats.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 "trx.h" |
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#include "led.h" |
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static u8 _rtl8723e_map_hwqueue_to_fwqueue(struct sk_buff *skb, u8 hw_queue) |
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{ |
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__le16 fc = rtl_get_fc(skb); |
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if (unlikely(ieee80211_is_beacon(fc))) |
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return QSLT_BEACON; |
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if (ieee80211_is_mgmt(fc) || ieee80211_is_ctl(fc)) |
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return QSLT_MGNT; |
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return skb->priority; |
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} |
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static void _rtl8723e_query_rxphystatus(struct ieee80211_hw *hw, |
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struct rtl_stats *pstatus, u8 *pdesc, |
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struct rx_fwinfo_8723e *p_drvinfo, |
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bool bpacket_match_bssid, |
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bool bpacket_toself, bool packet_beacon) |
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{ |
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struct rtl_priv *rtlpriv = rtl_priv(hw); |
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struct rtl_ps_ctl *ppsc = rtl_psc(rtlpriv); |
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struct phy_sts_cck_8723e_t *cck_buf; |
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s8 rx_pwr_all = 0, rx_pwr[4]; |
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u8 rf_rx_num = 0, evm, pwdb_all; |
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u8 i, max_spatial_stream; |
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u32 rssi, total_rssi = 0; |
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bool is_cck = pstatus->is_cck; |
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/* Record it for next packet processing */ |
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pstatus->packet_matchbssid = bpacket_match_bssid; |
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pstatus->packet_toself = bpacket_toself; |
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pstatus->packet_beacon = packet_beacon; |
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pstatus->rx_mimo_signalquality[0] = -1; |
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pstatus->rx_mimo_signalquality[1] = -1; |
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if (is_cck) { |
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u8 report, cck_highpwr; |
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/* CCK Driver info Structure is not the same as OFDM packet. */ |
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cck_buf = (struct phy_sts_cck_8723e_t *)p_drvinfo; |
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/* (1)Hardware does not provide RSSI for CCK */ |
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/* (2)PWDB, Average PWDB cacluated by |
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* hardware (for rate adaptive) |
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*/ |
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if (ppsc->rfpwr_state == ERFON) |
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cck_highpwr = (u8)rtl_get_bbreg(hw, |
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RFPGA0_XA_HSSIPARAMETER2, |
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BIT(9)); |
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else |
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cck_highpwr = false; |
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if (!cck_highpwr) { |
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u8 cck_agc_rpt = cck_buf->cck_agc_rpt; |
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report = cck_buf->cck_agc_rpt & 0xc0; |
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report = report >> 6; |
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switch (report) { |
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case 0x3: |
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rx_pwr_all = -46 - (cck_agc_rpt & 0x3e); |
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break; |
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case 0x2: |
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rx_pwr_all = -26 - (cck_agc_rpt & 0x3e); |
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break; |
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case 0x1: |
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rx_pwr_all = -12 - (cck_agc_rpt & 0x3e); |
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break; |
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case 0x0: |
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rx_pwr_all = 16 - (cck_agc_rpt & 0x3e); |
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break; |
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} |
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} else { |
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u8 cck_agc_rpt = cck_buf->cck_agc_rpt; |
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report = p_drvinfo->cfosho[0] & 0x60; |
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report = report >> 5; |
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switch (report) { |
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case 0x3: |
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rx_pwr_all = -46 - ((cck_agc_rpt & 0x1f) << 1); |
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break; |
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case 0x2: |
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rx_pwr_all = -26 - ((cck_agc_rpt & 0x1f) << 1); |
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break; |
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case 0x1: |
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rx_pwr_all = -12 - ((cck_agc_rpt & 0x1f) << 1); |
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break; |
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case 0x0: |
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rx_pwr_all = 16 - ((cck_agc_rpt & 0x1f) << 1); |
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break; |
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} |
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} |
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pwdb_all = rtl_query_rxpwrpercentage(rx_pwr_all); |
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/* CCK gain is smaller than OFDM/MCS gain, */ |
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/* so we add gain diff by experiences, |
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* the val is 6 |
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*/ |
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pwdb_all += 6; |
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if (pwdb_all > 100) |
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pwdb_all = 100; |
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/* modify the offset to make the same |
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* gain index with OFDM. |
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*/ |
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if (pwdb_all > 34 && pwdb_all <= 42) |
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pwdb_all -= 2; |
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else if (pwdb_all > 26 && pwdb_all <= 34) |
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pwdb_all -= 6; |
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else if (pwdb_all > 14 && pwdb_all <= 26) |
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pwdb_all -= 8; |
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else if (pwdb_all > 4 && pwdb_all <= 14) |
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pwdb_all -= 4; |
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pstatus->rx_pwdb_all = pwdb_all; |
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pstatus->recvsignalpower = rx_pwr_all; |
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/* (3) Get Signal Quality (EVM) */ |
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if (bpacket_match_bssid) { |
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u8 sq; |
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if (pstatus->rx_pwdb_all > 40) |
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sq = 100; |
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else { |
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sq = cck_buf->sq_rpt; |
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if (sq > 64) |
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sq = 0; |
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else if (sq < 20) |
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sq = 100; |
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else |
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sq = ((64 - sq) * 100) / 44; |
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} |
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pstatus->signalquality = sq; |
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pstatus->rx_mimo_signalquality[0] = sq; |
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pstatus->rx_mimo_signalquality[1] = -1; |
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} |
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} else { |
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rtlpriv->dm.rfpath_rxenable[0] = |
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rtlpriv->dm.rfpath_rxenable[1] = true; |
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/* (1)Get RSSI for HT rate */ |
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for (i = RF90_PATH_A; i < RF6052_MAX_PATH; i++) { |
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/* we will judge RF RX path now. */ |
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if (rtlpriv->dm.rfpath_rxenable[i]) |
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rf_rx_num++; |
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rx_pwr[i] = ((p_drvinfo->gain_trsw[i] & |
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0x3f) * 2) - 110; |
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/* Translate DBM to percentage. */ |
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rssi = rtl_query_rxpwrpercentage(rx_pwr[i]); |
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total_rssi += rssi; |
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/* Get Rx snr value in DB */ |
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rtlpriv->stats.rx_snr_db[i] = |
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(long)(p_drvinfo->rxsnr[i] / 2); |
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/* Record Signal Strength for next packet */ |
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if (bpacket_match_bssid) |
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pstatus->rx_mimo_signalstrength[i] = (u8)rssi; |
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} |
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/* (2)PWDB, Average PWDB cacluated by |
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* hardware (for rate adaptive) |
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*/ |
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rx_pwr_all = ((p_drvinfo->pwdb_all >> 1) & 0x7f) - 110; |
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pwdb_all = rtl_query_rxpwrpercentage(rx_pwr_all); |
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pstatus->rx_pwdb_all = pwdb_all; |
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pstatus->rxpower = rx_pwr_all; |
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pstatus->recvsignalpower = rx_pwr_all; |
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/* (3)EVM of HT rate */ |
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if (pstatus->is_ht && pstatus->rate >= DESC92C_RATEMCS8 && |
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pstatus->rate <= DESC92C_RATEMCS15) |
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max_spatial_stream = 2; |
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else |
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max_spatial_stream = 1; |
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for (i = 0; i < max_spatial_stream; i++) { |
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evm = rtl_evm_db_to_percentage(p_drvinfo->rxevm[i]); |
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if (bpacket_match_bssid) { |
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/* Fill value in RFD, Get the first |
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* spatial stream only |
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*/ |
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if (i == 0) |
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pstatus->signalquality = |
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(u8)(evm & 0xff); |
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pstatus->rx_mimo_signalquality[i] = |
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(u8)(evm & 0xff); |
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} |
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} |
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} |
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/* UI BSS List signal strength(in percentage), |
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* make it good looking, from 0~100. |
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*/ |
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if (is_cck) |
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pstatus->signalstrength = (u8)(rtl_signal_scale_mapping(hw, |
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pwdb_all)); |
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else if (rf_rx_num != 0) |
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pstatus->signalstrength = (u8)(rtl_signal_scale_mapping(hw, |
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total_rssi /= rf_rx_num)); |
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} |
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static void translate_rx_signal_stuff(struct ieee80211_hw *hw, |
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struct sk_buff *skb, |
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struct rtl_stats *pstatus, u8 *pdesc, |
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struct rx_fwinfo_8723e *p_drvinfo) |
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{ |
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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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struct ieee80211_hdr *hdr; |
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u8 *tmp_buf; |
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u8 *praddr; |
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/*u8 *psaddr;*/ |
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u16 fc, type; |
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bool packet_matchbssid, packet_toself, packet_beacon; |
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tmp_buf = skb->data + pstatus->rx_drvinfo_size + pstatus->rx_bufshift; |
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hdr = (struct ieee80211_hdr *)tmp_buf; |
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fc = le16_to_cpu(hdr->frame_control); |
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type = WLAN_FC_GET_TYPE(hdr->frame_control); |
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praddr = hdr->addr1; |
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packet_matchbssid = ((IEEE80211_FTYPE_CTL != type) && |
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(ether_addr_equal(mac->bssid, (fc & IEEE80211_FCTL_TODS) ? |
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hdr->addr1 : (fc & IEEE80211_FCTL_FROMDS) ? |
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hdr->addr2 : hdr->addr3)) && |
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(!pstatus->hwerror) && |
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(!pstatus->crc) && (!pstatus->icv)); |
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packet_toself = packet_matchbssid && |
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(ether_addr_equal(praddr, rtlefuse->dev_addr)); |
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if (ieee80211_is_beacon(hdr->frame_control)) |
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packet_beacon = true; |
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else |
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packet_beacon = false; |
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_rtl8723e_query_rxphystatus(hw, pstatus, pdesc, p_drvinfo, |
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packet_matchbssid, packet_toself, |
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packet_beacon); |
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rtl_process_phyinfo(hw, tmp_buf, pstatus); |
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} |
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bool rtl8723e_rx_query_desc(struct ieee80211_hw *hw, |
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struct rtl_stats *status, |
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struct ieee80211_rx_status *rx_status, |
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u8 *pdesc8, struct sk_buff *skb) |
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{ |
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struct rx_fwinfo_8723e *p_drvinfo; |
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struct ieee80211_hdr *hdr; |
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__le32 *pdesc = (__le32 *)pdesc8; |
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u32 phystatus = get_rx_desc_physt(pdesc); |
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status->length = (u16)get_rx_desc_pkt_len(pdesc); |
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status->rx_drvinfo_size = (u8)get_rx_desc_drv_info_size(pdesc) * |
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RX_DRV_INFO_SIZE_UNIT; |
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status->rx_bufshift = (u8)(get_rx_desc_shift(pdesc) & 0x03); |
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status->icv = (u16)get_rx_desc_icv(pdesc); |
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status->crc = (u16)get_rx_desc_crc32(pdesc); |
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status->hwerror = (status->crc | status->icv); |
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status->decrypted = !get_rx_desc_swdec(pdesc); |
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status->rate = (u8)get_rx_desc_rxmcs(pdesc); |
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status->shortpreamble = (u16)get_rx_desc_splcp(pdesc); |
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status->isampdu = (bool)(get_rx_desc_paggr(pdesc) == 1); |
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status->isfirst_ampdu = (bool)((get_rx_desc_paggr(pdesc) == 1) && |
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(get_rx_desc_faggr(pdesc) == 1)); |
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status->timestamp_low = get_rx_desc_tsfl(pdesc); |
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status->rx_is40mhzpacket = (bool)get_rx_desc_bw(pdesc); |
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status->is_ht = (bool)get_rx_desc_rxht(pdesc); |
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status->is_cck = RX_HAL_IS_CCK_RATE(status->rate); |
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rx_status->freq = hw->conf.chandef.chan->center_freq; |
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rx_status->band = hw->conf.chandef.chan->band; |
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hdr = (struct ieee80211_hdr *)(skb->data + status->rx_drvinfo_size |
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+ status->rx_bufshift); |
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if (status->crc) |
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rx_status->flag |= RX_FLAG_FAILED_FCS_CRC; |
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if (status->rx_is40mhzpacket) |
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rx_status->bw = RATE_INFO_BW_40; |
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if (status->is_ht) |
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rx_status->encoding = RX_ENC_HT; |
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rx_status->flag |= RX_FLAG_MACTIME_START; |
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/* hw will set status->decrypted true, if it finds the |
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* frame is open data frame or mgmt frame. |
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* So hw will not decryption robust managment frame |
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* for IEEE80211w but still set status->decrypted |
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* true, so here we should set it back to undecrypted |
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* for IEEE80211w frame, and mac80211 sw will help |
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* to decrypt it |
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*/ |
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if (status->decrypted) { |
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if ((!_ieee80211_is_robust_mgmt_frame(hdr)) && |
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(ieee80211_has_protected(hdr->frame_control))) |
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rx_status->flag |= RX_FLAG_DECRYPTED; |
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else |
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rx_status->flag &= ~RX_FLAG_DECRYPTED; |
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} |
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/* rate_idx: index of data rate into band's |
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* supported rates or MCS index if HT rates |
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* are use (RX_FLAG_HT) |
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* Notice: this is diff with windows define |
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*/ |
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rx_status->rate_idx = rtlwifi_rate_mapping(hw, status->is_ht, |
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false, status->rate); |
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rx_status->mactime = status->timestamp_low; |
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if (phystatus == true) { |
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p_drvinfo = (struct rx_fwinfo_8723e *)(skb->data + |
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status->rx_bufshift); |
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translate_rx_signal_stuff(hw, skb, status, pdesc8, p_drvinfo); |
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} |
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rx_status->signal = status->recvsignalpower + 10; |
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return true; |
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} |
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void rtl8723e_tx_fill_desc(struct ieee80211_hw *hw, |
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struct ieee80211_hdr *hdr, u8 *pdesc_tx, |
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u8 *txbd, struct ieee80211_tx_info *info, |
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struct ieee80211_sta *sta, |
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struct sk_buff *skb, |
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u8 hw_queue, struct rtl_tcb_desc *ptcb_desc) |
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{ |
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struct rtl_priv *rtlpriv = rtl_priv(hw); |
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struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); |
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struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw)); |
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struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw)); |
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bool b_defaultadapter = true; |
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/* bool b_trigger_ac = false; */ |
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u8 *pdesc8 = (u8 *)pdesc_tx; |
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__le32 *pdesc = (__le32 *)pdesc8; |
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u16 seq_number; |
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__le16 fc = hdr->frame_control; |
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u8 fw_qsel = _rtl8723e_map_hwqueue_to_fwqueue(skb, hw_queue); |
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bool firstseg = ((hdr->seq_ctrl & |
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cpu_to_le16(IEEE80211_SCTL_FRAG)) == 0); |
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bool lastseg = ((hdr->frame_control & |
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cpu_to_le16(IEEE80211_FCTL_MOREFRAGS)) == 0); |
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dma_addr_t mapping = dma_map_single(&rtlpci->pdev->dev, skb->data, |
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skb->len, DMA_TO_DEVICE); |
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u8 bw_40 = 0; |
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if (dma_mapping_error(&rtlpci->pdev->dev, mapping)) { |
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rtl_dbg(rtlpriv, COMP_SEND, DBG_TRACE, |
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"DMA mapping error\n"); |
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return; |
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} |
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if (mac->opmode == NL80211_IFTYPE_STATION) { |
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bw_40 = mac->bw_40; |
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} else if (mac->opmode == NL80211_IFTYPE_AP || |
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mac->opmode == NL80211_IFTYPE_ADHOC) { |
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if (sta) |
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bw_40 = sta->ht_cap.cap & |
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IEEE80211_HT_CAP_SUP_WIDTH_20_40; |
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} |
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seq_number = (le16_to_cpu(hdr->seq_ctrl) & IEEE80211_SCTL_SEQ) >> 4; |
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rtl_get_tcb_desc(hw, info, sta, skb, ptcb_desc); |
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clear_pci_tx_desc_content(pdesc, sizeof(struct tx_desc_8723e)); |
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if (ieee80211_is_nullfunc(fc) || ieee80211_is_ctl(fc)) { |
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firstseg = true; |
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lastseg = true; |
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} |
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if (firstseg) { |
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set_tx_desc_offset(pdesc, USB_HWDESC_HEADER_LEN); |
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set_tx_desc_tx_rate(pdesc, ptcb_desc->hw_rate); |
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if (ptcb_desc->use_shortgi || ptcb_desc->use_shortpreamble) |
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set_tx_desc_data_shortgi(pdesc, 1); |
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if (info->flags & IEEE80211_TX_CTL_AMPDU) { |
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set_tx_desc_agg_break(pdesc, 1); |
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set_tx_desc_max_agg_num(pdesc, 0x14); |
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} |
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set_tx_desc_seq(pdesc, seq_number); |
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set_tx_desc_rts_enable(pdesc, |
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((ptcb_desc->rts_enable && |
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!ptcb_desc->cts_enable) ? 1 : 0)); |
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set_tx_desc_hw_rts_enable(pdesc, |
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((ptcb_desc->rts_enable || |
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ptcb_desc->cts_enable) ? 1 : 0)); |
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set_tx_desc_cts2self(pdesc, |
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((ptcb_desc->cts_enable) ? 1 : 0)); |
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set_tx_desc_rts_stbc(pdesc, |
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((ptcb_desc->rts_stbc) ? 1 : 0)); |
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set_tx_desc_rts_rate(pdesc, ptcb_desc->rts_rate); |
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set_tx_desc_rts_bw(pdesc, 0); |
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set_tx_desc_rts_sc(pdesc, ptcb_desc->rts_sc); |
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set_tx_desc_rts_short(pdesc, |
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((ptcb_desc->rts_rate <= DESC92C_RATE54M) ? |
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(ptcb_desc->rts_use_shortpreamble ? 1 : 0) |
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: (ptcb_desc->rts_use_shortgi ? 1 : 0))); |
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if (bw_40) { |
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if (ptcb_desc->packet_bw == HT_CHANNEL_WIDTH_20_40) { |
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set_tx_desc_data_bw(pdesc, 1); |
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set_tx_desc_tx_sub_carrier(pdesc, 3); |
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} else { |
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set_tx_desc_data_bw(pdesc, 0); |
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set_tx_desc_tx_sub_carrier(pdesc, |
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mac->cur_40_prime_sc); |
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} |
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} else { |
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set_tx_desc_data_bw(pdesc, 0); |
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set_tx_desc_tx_sub_carrier(pdesc, 0); |
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} |
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set_tx_desc_linip(pdesc, 0); |
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set_tx_desc_pkt_size(pdesc, (u16)skb->len); |
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if (sta) { |
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u8 ampdu_density = sta->ht_cap.ampdu_density; |
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set_tx_desc_ampdu_density(pdesc, ampdu_density); |
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} |
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if (info->control.hw_key) { |
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struct ieee80211_key_conf *keyconf = |
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info->control.hw_key; |
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switch (keyconf->cipher) { |
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case WLAN_CIPHER_SUITE_WEP40: |
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case WLAN_CIPHER_SUITE_WEP104: |
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case WLAN_CIPHER_SUITE_TKIP: |
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set_tx_desc_sec_type(pdesc, 0x1); |
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break; |
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case WLAN_CIPHER_SUITE_CCMP: |
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set_tx_desc_sec_type(pdesc, 0x3); |
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break; |
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default: |
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set_tx_desc_sec_type(pdesc, 0x0); |
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break; |
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} |
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} |
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set_tx_desc_pkt_id(pdesc, 0); |
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set_tx_desc_queue_sel(pdesc, fw_qsel); |
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set_tx_desc_data_rate_fb_limit(pdesc, 0x1F); |
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set_tx_desc_rts_rate_fb_limit(pdesc, 0xF); |
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set_tx_desc_disable_fb(pdesc, 0); |
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set_tx_desc_use_rate(pdesc, ptcb_desc->use_driver_rate ? 1 : 0); |
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|
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if (ieee80211_is_data_qos(fc)) { |
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if (mac->rdg_en) { |
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rtl_dbg(rtlpriv, COMP_SEND, DBG_TRACE, |
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"Enable RDG function.\n"); |
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set_tx_desc_rdg_enable(pdesc, 1); |
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set_tx_desc_htc(pdesc, 1); |
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} |
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} |
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} |
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set_tx_desc_first_seg(pdesc, (firstseg ? 1 : 0)); |
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set_tx_desc_last_seg(pdesc, (lastseg ? 1 : 0)); |
|
|
|
set_tx_desc_tx_buffer_size(pdesc, (u16)skb->len); |
|
|
|
set_tx_desc_tx_buffer_address(pdesc, mapping); |
|
|
|
if (rtlpriv->dm.useramask) { |
|
set_tx_desc_rate_id(pdesc, ptcb_desc->ratr_index); |
|
set_tx_desc_macid(pdesc, ptcb_desc->mac_id); |
|
} else { |
|
set_tx_desc_rate_id(pdesc, 0xC + ptcb_desc->ratr_index); |
|
set_tx_desc_macid(pdesc, ptcb_desc->ratr_index); |
|
} |
|
|
|
if ((!ieee80211_is_data_qos(fc)) && ppsc->fwctrl_lps) { |
|
set_tx_desc_hwseq_en_8723(pdesc, 1); |
|
/* set_tx_desc_hwseq_en(pdesc, 1); */ |
|
/* set_tx_desc_pkt_id(pdesc, 8); */ |
|
|
|
if (!b_defaultadapter) |
|
set_tx_desc_hwseq_sel_8723(pdesc, 1); |
|
/* set_tx_desc_qos(pdesc, 1); */ |
|
} |
|
|
|
set_tx_desc_more_frag(pdesc, (lastseg ? 0 : 1)); |
|
|
|
if (is_multicast_ether_addr(ieee80211_get_DA(hdr)) || |
|
is_broadcast_ether_addr(ieee80211_get_DA(hdr))) { |
|
set_tx_desc_bmc(pdesc, 1); |
|
} |
|
|
|
rtl_dbg(rtlpriv, COMP_SEND, DBG_TRACE, "\n"); |
|
} |
|
|
|
void rtl8723e_tx_fill_cmddesc(struct ieee80211_hw *hw, |
|
u8 *pdesc8, bool firstseg, |
|
bool lastseg, struct sk_buff *skb) |
|
{ |
|
struct rtl_priv *rtlpriv = rtl_priv(hw); |
|
struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw)); |
|
u8 fw_queue = QSLT_BEACON; |
|
__le32 *pdesc = (__le32 *)pdesc8; |
|
|
|
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)(skb->data); |
|
__le16 fc = hdr->frame_control; |
|
|
|
dma_addr_t mapping = dma_map_single(&rtlpci->pdev->dev, skb->data, |
|
skb->len, DMA_TO_DEVICE); |
|
|
|
if (dma_mapping_error(&rtlpci->pdev->dev, mapping)) { |
|
rtl_dbg(rtlpriv, COMP_SEND, DBG_TRACE, |
|
"DMA mapping error\n"); |
|
return; |
|
} |
|
clear_pci_tx_desc_content(pdesc, TX_DESC_SIZE); |
|
|
|
if (firstseg) |
|
set_tx_desc_offset(pdesc, USB_HWDESC_HEADER_LEN); |
|
|
|
set_tx_desc_tx_rate(pdesc, DESC92C_RATE1M); |
|
|
|
set_tx_desc_seq(pdesc, 0); |
|
|
|
set_tx_desc_linip(pdesc, 0); |
|
|
|
set_tx_desc_queue_sel(pdesc, fw_queue); |
|
|
|
set_tx_desc_first_seg(pdesc, 1); |
|
set_tx_desc_last_seg(pdesc, 1); |
|
|
|
set_tx_desc_tx_buffer_size(pdesc, (u16)(skb->len)); |
|
|
|
set_tx_desc_tx_buffer_address(pdesc, mapping); |
|
|
|
set_tx_desc_rate_id(pdesc, 7); |
|
set_tx_desc_macid(pdesc, 0); |
|
|
|
set_tx_desc_own(pdesc, 1); |
|
|
|
set_tx_desc_pkt_size(pdesc, (u16)(skb->len)); |
|
|
|
set_tx_desc_first_seg(pdesc, 1); |
|
set_tx_desc_last_seg(pdesc, 1); |
|
|
|
set_tx_desc_offset(pdesc, 0x20); |
|
|
|
set_tx_desc_use_rate(pdesc, 1); |
|
|
|
if (!ieee80211_is_data_qos(fc)) { |
|
set_tx_desc_hwseq_en_8723(pdesc, 1); |
|
/* set_tx_desc_hwseq_en(pdesc, 1); */ |
|
/* set_tx_desc_pkt_id(pdesc, 8); */ |
|
} |
|
|
|
RT_PRINT_DATA(rtlpriv, COMP_CMD, DBG_LOUD, |
|
"H2C Tx Cmd Content\n", |
|
pdesc, TX_DESC_SIZE); |
|
} |
|
|
|
void rtl8723e_set_desc(struct ieee80211_hw *hw, u8 *pdesc8, |
|
bool istx, u8 desc_name, u8 *val) |
|
{ |
|
__le32 *pdesc = (__le32 *)pdesc8; |
|
|
|
if (istx) { |
|
switch (desc_name) { |
|
case HW_DESC_OWN: |
|
set_tx_desc_own(pdesc, 1); |
|
break; |
|
case HW_DESC_TX_NEXTDESC_ADDR: |
|
set_tx_desc_next_desc_address(pdesc, *(u32 *)val); |
|
break; |
|
default: |
|
WARN_ONCE(true, "rtl8723ae: ERR txdesc :%d not processed\n", |
|
desc_name); |
|
break; |
|
} |
|
} else { |
|
switch (desc_name) { |
|
case HW_DESC_RXOWN: |
|
set_rx_desc_own(pdesc, 1); |
|
break; |
|
case HW_DESC_RXBUFF_ADDR: |
|
set_rx_desc_buff_addr(pdesc, *(u32 *)val); |
|
break; |
|
case HW_DESC_RXPKT_LEN: |
|
set_rx_desc_pkt_len(pdesc, *(u32 *)val); |
|
break; |
|
case HW_DESC_RXERO: |
|
set_rx_desc_eor(pdesc, 1); |
|
break; |
|
default: |
|
WARN_ONCE(true, "rtl8723ae: ERR rxdesc :%d not processed\n", |
|
desc_name); |
|
break; |
|
} |
|
} |
|
} |
|
|
|
u64 rtl8723e_get_desc(struct ieee80211_hw *hw, |
|
u8 *pdesc8, bool istx, u8 desc_name) |
|
{ |
|
u32 ret = 0; |
|
__le32 *pdesc = (__le32 *)pdesc8; |
|
|
|
if (istx) { |
|
switch (desc_name) { |
|
case HW_DESC_OWN: |
|
ret = get_tx_desc_own(pdesc); |
|
break; |
|
case HW_DESC_TXBUFF_ADDR: |
|
ret = get_tx_desc_tx_buffer_address(pdesc); |
|
break; |
|
default: |
|
WARN_ONCE(true, "rtl8723ae: ERR txdesc :%d not processed\n", |
|
desc_name); |
|
break; |
|
} |
|
} else { |
|
switch (desc_name) { |
|
case HW_DESC_OWN: |
|
ret = get_rx_desc_own(pdesc); |
|
break; |
|
case HW_DESC_RXPKT_LEN: |
|
ret = get_rx_desc_pkt_len(pdesc); |
|
break; |
|
case HW_DESC_RXBUFF_ADDR: |
|
ret = get_rx_desc_buff_addr(pdesc); |
|
break; |
|
default: |
|
WARN_ONCE(true, "rtl8723ae: ERR rxdesc :%d not processed\n", |
|
desc_name); |
|
break; |
|
} |
|
} |
|
return ret; |
|
} |
|
|
|
bool rtl8723e_is_tx_desc_closed(struct ieee80211_hw *hw, |
|
u8 hw_queue, u16 index) |
|
{ |
|
struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw)); |
|
struct rtl8192_tx_ring *ring = &rtlpci->tx_ring[hw_queue]; |
|
u8 *entry = (u8 *)(&ring->desc[ring->idx]); |
|
u8 own = (u8)rtl8723e_get_desc(hw, entry, true, HW_DESC_OWN); |
|
|
|
/** |
|
*beacon packet will only use the first |
|
*descriptor defautly,and the own may not |
|
*be cleared by the hardware |
|
*/ |
|
if (own) |
|
return false; |
|
return true; |
|
} |
|
|
|
void rtl8723e_tx_polling(struct ieee80211_hw *hw, u8 hw_queue) |
|
{ |
|
struct rtl_priv *rtlpriv = rtl_priv(hw); |
|
if (hw_queue == BEACON_QUEUE) { |
|
rtl_write_word(rtlpriv, REG_PCIE_CTRL_REG, BIT(4)); |
|
} else { |
|
rtl_write_word(rtlpriv, REG_PCIE_CTRL_REG, |
|
BIT(0) << (hw_queue)); |
|
} |
|
}
|
|
|