979 lines
26 KiB
C
979 lines
26 KiB
C
/******************************************************************************
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*
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* Copyright(c) 2009-2010 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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* You should have received a copy of the GNU General Public License along with
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* this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
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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 "../pci.h"
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#include "../base.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 "fw.h"
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#include "trx.h"
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#include "led.h"
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static u8 _rtl92se_map_hwqueue_to_fwqueue(struct sk_buff *skb, u8 skb_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))
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return QSLT_MGNT;
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if (ieee80211_is_nullfunc(fc))
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return QSLT_HIGH;
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return skb->priority;
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}
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static int _rtl92se_rate_mapping(bool isht, u8 desc_rate, bool first_ampdu)
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{
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int rate_idx = 0;
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if (first_ampdu) {
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if (false == isht) {
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switch (desc_rate) {
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case DESC92S_RATE1M:
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rate_idx = 0;
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break;
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case DESC92S_RATE2M:
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rate_idx = 1;
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break;
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case DESC92S_RATE5_5M:
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rate_idx = 2;
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break;
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case DESC92S_RATE11M:
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rate_idx = 3;
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break;
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case DESC92S_RATE6M:
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rate_idx = 4;
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break;
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case DESC92S_RATE9M:
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rate_idx = 5;
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break;
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case DESC92S_RATE12M:
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rate_idx = 6;
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break;
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case DESC92S_RATE18M:
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rate_idx = 7;
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break;
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case DESC92S_RATE24M:
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rate_idx = 8;
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break;
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case DESC92S_RATE36M:
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rate_idx = 9;
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break;
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case DESC92S_RATE48M:
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rate_idx = 10;
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break;
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case DESC92S_RATE54M:
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rate_idx = 11;
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break;
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default:
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rate_idx = 0;
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break;
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}
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} else {
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rate_idx = 11;
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}
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return rate_idx;
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}
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switch (desc_rate) {
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case DESC92S_RATE1M:
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rate_idx = 0;
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break;
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case DESC92S_RATE2M:
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rate_idx = 1;
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break;
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case DESC92S_RATE5_5M:
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rate_idx = 2;
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break;
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case DESC92S_RATE11M:
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rate_idx = 3;
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break;
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case DESC92S_RATE6M:
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rate_idx = 4;
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break;
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case DESC92S_RATE9M:
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rate_idx = 5;
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break;
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case DESC92S_RATE12M:
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rate_idx = 6;
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break;
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case DESC92S_RATE18M:
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rate_idx = 7;
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break;
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case DESC92S_RATE24M:
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rate_idx = 8;
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break;
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case DESC92S_RATE36M:
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rate_idx = 9;
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break;
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case DESC92S_RATE48M:
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rate_idx = 10;
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break;
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case DESC92S_RATE54M:
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rate_idx = 11;
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break;
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default:
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rate_idx = 11;
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break;
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}
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return rate_idx;
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}
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static u8 _rtl92s_query_rxpwrpercentage(char antpower)
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{
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if ((antpower <= -100) || (antpower >= 20))
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return 0;
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else if (antpower >= 0)
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return 100;
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else
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return 100 + antpower;
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}
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static u8 _rtl92s_evm_db_to_percentage(char value)
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{
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char ret_val;
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ret_val = value;
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if (ret_val >= 0)
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ret_val = 0;
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if (ret_val <= -33)
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ret_val = -33;
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ret_val = 0 - ret_val;
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ret_val *= 3;
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if (ret_val == 99)
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ret_val = 100;
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return ret_val;
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}
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static long _rtl92se_translate_todbm(struct ieee80211_hw *hw,
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u8 signal_strength_index)
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{
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long signal_power;
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signal_power = (long)((signal_strength_index + 1) >> 1);
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signal_power -= 95;
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return signal_power;
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}
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static long _rtl92se_signal_scale_mapping(struct ieee80211_hw *hw,
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long currsig)
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{
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long retsig = 0;
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/* Step 1. Scale mapping. */
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if (currsig > 47)
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retsig = 100;
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else if (currsig > 14 && currsig <= 47)
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retsig = 100 - ((47 - currsig) * 3) / 2;
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else if (currsig > 2 && currsig <= 14)
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retsig = 48 - ((14 - currsig) * 15) / 7;
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else if (currsig >= 0)
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retsig = currsig * 9 + 1;
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return retsig;
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}
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static void _rtl92se_query_rxphystatus(struct ieee80211_hw *hw,
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struct rtl_stats *pstats, u8 *pdesc,
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struct rx_fwinfo *p_drvinfo,
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bool packet_match_bssid,
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bool packet_toself,
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bool packet_beacon)
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{
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struct rtl_priv *rtlpriv = rtl_priv(hw);
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struct phy_sts_cck_8192s_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 in_powersavemode = false;
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bool is_cck_rate;
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is_cck_rate = RX_HAL_IS_CCK_RATE(pdesc);
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pstats->packet_matchbssid = packet_match_bssid;
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pstats->packet_toself = packet_toself;
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pstats->is_cck = is_cck_rate;
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pstats->packet_beacon = packet_beacon;
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pstats->is_cck = is_cck_rate;
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pstats->rx_mimo_signalquality[0] = -1;
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pstats->rx_mimo_signalquality[1] = -1;
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if (is_cck_rate) {
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u8 report, cck_highpwr;
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cck_buf = (struct phy_sts_cck_8192s_t *)p_drvinfo;
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if (!in_powersavemode)
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cck_highpwr = (u8) rtl_get_bbreg(hw,
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RFPGA0_XA_HSSIPARAMETER2,
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0x200);
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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 = -40 - (cck_agc_rpt & 0x3e);
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break;
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case 0x2:
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rx_pwr_all = -20 - (cck_agc_rpt & 0x3e);
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break;
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case 0x1:
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rx_pwr_all = -2 - (cck_agc_rpt & 0x3e);
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break;
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case 0x0:
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rx_pwr_all = 14 - (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 = -40 - ((cck_agc_rpt & 0x1f) << 1);
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break;
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case 0x2:
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rx_pwr_all = -20 - ((cck_agc_rpt & 0x1f) << 1);
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break;
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case 0x1:
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rx_pwr_all = -2 - ((cck_agc_rpt & 0x1f) << 1);
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break;
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case 0x0:
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rx_pwr_all = 14 - ((cck_agc_rpt & 0x1f) << 1);
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break;
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}
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}
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pwdb_all = _rtl92s_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, the val is 6 */
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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 gain index with OFDM. */
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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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pstats->rx_pwdb_all = pwdb_all;
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pstats->recvsignalpower = rx_pwr_all;
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if (packet_match_bssid) {
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u8 sq;
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if (pstats->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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pstats->signalquality = sq;
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pstats->rx_mimo_signalquality[0] = sq;
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pstats->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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for (i = RF90_PATH_A; i < RF90_PATH_MAX; i++) {
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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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rssi = _rtl92s_query_rxpwrpercentage(rx_pwr[i]);
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total_rssi += rssi;
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rtlpriv->stats.rx_snr_db[i] =
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(long)(p_drvinfo->rxsnr[i] / 2);
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if (packet_match_bssid)
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pstats->rx_mimo_signalstrength[i] = (u8) rssi;
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}
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rx_pwr_all = ((p_drvinfo->pwdb_all >> 1) & 0x7f) - 110;
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pwdb_all = _rtl92s_query_rxpwrpercentage(rx_pwr_all);
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pstats->rx_pwdb_all = pwdb_all;
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pstats->rxpower = rx_pwr_all;
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pstats->recvsignalpower = rx_pwr_all;
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if (GET_RX_STATUS_DESC_RX_HT(pdesc) &&
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GET_RX_STATUS_DESC_RX_MCS(pdesc) >= DESC92S_RATEMCS8 &&
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GET_RX_STATUS_DESC_RX_MCS(pdesc) <= DESC92S_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 = _rtl92s_evm_db_to_percentage(p_drvinfo->rxevm[i]);
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if (packet_match_bssid) {
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if (i == 0)
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pstats->signalquality = (u8)(evm &
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0xff);
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pstats->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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if (is_cck_rate)
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pstats->signalstrength = (u8)(_rtl92se_signal_scale_mapping(hw,
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pwdb_all));
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else if (rf_rx_num != 0)
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pstats->signalstrength = (u8) (_rtl92se_signal_scale_mapping(hw,
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total_rssi /= rf_rx_num));
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}
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static void _rtl92se_process_ui_rssi(struct ieee80211_hw *hw,
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struct rtl_stats *pstats)
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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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u8 rfpath;
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u32 last_rssi, tmpval;
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if (pstats->packet_toself || pstats->packet_beacon) {
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rtlpriv->stats.rssi_calculate_cnt++;
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if (rtlpriv->stats.ui_rssi.total_num++ >=
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PHY_RSSI_SLID_WIN_MAX) {
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rtlpriv->stats.ui_rssi.total_num =
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PHY_RSSI_SLID_WIN_MAX;
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last_rssi = rtlpriv->stats.ui_rssi.elements[
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rtlpriv->stats.ui_rssi.index];
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rtlpriv->stats.ui_rssi.total_val -= last_rssi;
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}
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rtlpriv->stats.ui_rssi.total_val += pstats->signalstrength;
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rtlpriv->stats.ui_rssi.elements[rtlpriv->stats.ui_rssi.index++]
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= pstats->signalstrength;
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if (rtlpriv->stats.ui_rssi.index >= PHY_RSSI_SLID_WIN_MAX)
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rtlpriv->stats.ui_rssi.index = 0;
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tmpval = rtlpriv->stats.ui_rssi.total_val /
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rtlpriv->stats.ui_rssi.total_num;
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rtlpriv->stats.signal_strength = _rtl92se_translate_todbm(hw,
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(u8) tmpval);
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pstats->rssi = rtlpriv->stats.signal_strength;
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}
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if (!pstats->is_cck && pstats->packet_toself) {
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for (rfpath = RF90_PATH_A; rfpath < rtlphy->num_total_rfpath;
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rfpath++) {
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if (rtlpriv->stats.rx_rssi_percentage[rfpath] == 0) {
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rtlpriv->stats.rx_rssi_percentage[rfpath] =
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pstats->rx_mimo_signalstrength[rfpath];
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}
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if (pstats->rx_mimo_signalstrength[rfpath] >
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rtlpriv->stats.rx_rssi_percentage[rfpath]) {
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rtlpriv->stats.rx_rssi_percentage[rfpath] =
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((rtlpriv->stats.rx_rssi_percentage[rfpath]
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* (RX_SMOOTH_FACTOR - 1)) +
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(pstats->rx_mimo_signalstrength[rfpath])) /
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(RX_SMOOTH_FACTOR);
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rtlpriv->stats.rx_rssi_percentage[rfpath] =
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rtlpriv->stats.rx_rssi_percentage[rfpath]
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+ 1;
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} else {
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rtlpriv->stats.rx_rssi_percentage[rfpath] =
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((rtlpriv->stats.rx_rssi_percentage[rfpath]
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* (RX_SMOOTH_FACTOR - 1)) +
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(pstats->rx_mimo_signalstrength[rfpath])) /
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(RX_SMOOTH_FACTOR);
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}
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}
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}
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}
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|
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static void _rtl92se_update_rxsignalstatistics(struct ieee80211_hw *hw,
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struct rtl_stats *pstats)
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{
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struct rtl_priv *rtlpriv = rtl_priv(hw);
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int weighting = 0;
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if (rtlpriv->stats.recv_signal_power == 0)
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rtlpriv->stats.recv_signal_power = pstats->recvsignalpower;
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if (pstats->recvsignalpower > rtlpriv->stats.recv_signal_power)
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weighting = 5;
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else if (pstats->recvsignalpower < rtlpriv->stats.recv_signal_power)
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weighting = (-5);
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rtlpriv->stats.recv_signal_power = (rtlpriv->stats.recv_signal_power * 5
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+ pstats->recvsignalpower +
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weighting) / 6;
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}
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|
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static void _rtl92se_process_pwdb(struct ieee80211_hw *hw,
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struct rtl_stats *pstats)
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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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long undec_sm_pwdb = 0;
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if (mac->opmode == NL80211_IFTYPE_ADHOC) {
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return;
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} else {
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undec_sm_pwdb =
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rtlpriv->dm.undecorated_smoothed_pwdb;
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}
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if (pstats->packet_toself || pstats->packet_beacon) {
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if (undec_sm_pwdb < 0)
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undec_sm_pwdb = pstats->rx_pwdb_all;
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if (pstats->rx_pwdb_all > (u32) undec_sm_pwdb) {
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undec_sm_pwdb =
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(((undec_sm_pwdb) *
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(RX_SMOOTH_FACTOR - 1)) +
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(pstats->rx_pwdb_all)) / (RX_SMOOTH_FACTOR);
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undec_sm_pwdb = undec_sm_pwdb + 1;
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} else {
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undec_sm_pwdb = (((undec_sm_pwdb) *
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(RX_SMOOTH_FACTOR - 1)) + (pstats->rx_pwdb_all)) /
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(RX_SMOOTH_FACTOR);
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}
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|
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rtlpriv->dm.undecorated_smoothed_pwdb = undec_sm_pwdb;
|
|
_rtl92se_update_rxsignalstatistics(hw, pstats);
|
|
}
|
|
}
|
|
|
|
static void rtl_92s_process_streams(struct ieee80211_hw *hw,
|
|
struct rtl_stats *pstats)
|
|
{
|
|
struct rtl_priv *rtlpriv = rtl_priv(hw);
|
|
u32 stream;
|
|
|
|
for (stream = 0; stream < 2; stream++) {
|
|
if (pstats->rx_mimo_signalquality[stream] != -1) {
|
|
if (rtlpriv->stats.rx_evm_percentage[stream] == 0) {
|
|
rtlpriv->stats.rx_evm_percentage[stream] =
|
|
pstats->rx_mimo_signalquality[stream];
|
|
}
|
|
|
|
rtlpriv->stats.rx_evm_percentage[stream] =
|
|
((rtlpriv->stats.rx_evm_percentage[stream] *
|
|
(RX_SMOOTH_FACTOR - 1)) +
|
|
(pstats->rx_mimo_signalquality[stream] *
|
|
1)) / (RX_SMOOTH_FACTOR);
|
|
}
|
|
}
|
|
}
|
|
|
|
static void _rtl92se_process_ui_link_quality(struct ieee80211_hw *hw,
|
|
struct rtl_stats *pstats)
|
|
{
|
|
struct rtl_priv *rtlpriv = rtl_priv(hw);
|
|
u32 last_evm = 0, tmpval;
|
|
|
|
if (pstats->signalquality != 0) {
|
|
if (pstats->packet_toself || pstats->packet_beacon) {
|
|
|
|
if (rtlpriv->stats.ui_link_quality.total_num++ >=
|
|
PHY_LINKQUALITY_SLID_WIN_MAX) {
|
|
rtlpriv->stats.ui_link_quality.total_num =
|
|
PHY_LINKQUALITY_SLID_WIN_MAX;
|
|
last_evm =
|
|
rtlpriv->stats.ui_link_quality.elements[
|
|
rtlpriv->stats.ui_link_quality.index];
|
|
rtlpriv->stats.ui_link_quality.total_val -=
|
|
last_evm;
|
|
}
|
|
|
|
rtlpriv->stats.ui_link_quality.total_val +=
|
|
pstats->signalquality;
|
|
rtlpriv->stats.ui_link_quality.elements[
|
|
rtlpriv->stats.ui_link_quality.index++] =
|
|
pstats->signalquality;
|
|
|
|
if (rtlpriv->stats.ui_link_quality.index >=
|
|
PHY_LINKQUALITY_SLID_WIN_MAX)
|
|
rtlpriv->stats.ui_link_quality.index = 0;
|
|
|
|
tmpval = rtlpriv->stats.ui_link_quality.total_val /
|
|
rtlpriv->stats.ui_link_quality.total_num;
|
|
rtlpriv->stats.signal_quality = tmpval;
|
|
|
|
rtlpriv->stats.last_sigstrength_inpercent = tmpval;
|
|
|
|
rtl_92s_process_streams(hw, pstats);
|
|
|
|
}
|
|
}
|
|
}
|
|
|
|
static void _rtl92se_process_phyinfo(struct ieee80211_hw *hw,
|
|
u8 *buffer,
|
|
struct rtl_stats *pcurrent_stats)
|
|
{
|
|
|
|
if (!pcurrent_stats->packet_matchbssid &&
|
|
!pcurrent_stats->packet_beacon)
|
|
return;
|
|
|
|
_rtl92se_process_ui_rssi(hw, pcurrent_stats);
|
|
_rtl92se_process_pwdb(hw, pcurrent_stats);
|
|
_rtl92se_process_ui_link_quality(hw, pcurrent_stats);
|
|
}
|
|
|
|
static void _rtl92se_translate_rx_signal_stuff(struct ieee80211_hw *hw,
|
|
struct sk_buff *skb, struct rtl_stats *pstats,
|
|
u8 *pdesc, struct rx_fwinfo *p_drvinfo)
|
|
{
|
|
struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
|
|
struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw));
|
|
|
|
struct ieee80211_hdr *hdr;
|
|
u8 *tmp_buf;
|
|
u8 *praddr;
|
|
__le16 fc;
|
|
u16 type, cfc;
|
|
bool packet_matchbssid, packet_toself, packet_beacon;
|
|
|
|
tmp_buf = skb->data + pstats->rx_drvinfo_size + pstats->rx_bufshift;
|
|
|
|
hdr = (struct ieee80211_hdr *)tmp_buf;
|
|
fc = hdr->frame_control;
|
|
cfc = le16_to_cpu(fc);
|
|
type = WLAN_FC_GET_TYPE(fc);
|
|
praddr = hdr->addr1;
|
|
|
|
packet_matchbssid = ((IEEE80211_FTYPE_CTL != type) &&
|
|
(!compare_ether_addr(mac->bssid, (cfc & IEEE80211_FCTL_TODS) ?
|
|
hdr->addr1 : (cfc & IEEE80211_FCTL_FROMDS) ?
|
|
hdr->addr2 : hdr->addr3)) && (!pstats->hwerror) &&
|
|
(!pstats->crc) && (!pstats->icv));
|
|
|
|
packet_toself = packet_matchbssid &&
|
|
(!compare_ether_addr(praddr, rtlefuse->dev_addr));
|
|
|
|
if (ieee80211_is_beacon(fc))
|
|
packet_beacon = true;
|
|
|
|
_rtl92se_query_rxphystatus(hw, pstats, pdesc, p_drvinfo,
|
|
packet_matchbssid, packet_toself, packet_beacon);
|
|
_rtl92se_process_phyinfo(hw, tmp_buf, pstats);
|
|
}
|
|
|
|
bool rtl92se_rx_query_desc(struct ieee80211_hw *hw, struct rtl_stats *stats,
|
|
struct ieee80211_rx_status *rx_status, u8 *pdesc,
|
|
struct sk_buff *skb)
|
|
{
|
|
struct rx_fwinfo *p_drvinfo;
|
|
u32 phystatus = (u32)GET_RX_STATUS_DESC_PHY_STATUS(pdesc);
|
|
|
|
stats->length = (u16)GET_RX_STATUS_DESC_PKT_LEN(pdesc);
|
|
stats->rx_drvinfo_size = (u8)GET_RX_STATUS_DESC_DRVINFO_SIZE(pdesc) * 8;
|
|
stats->rx_bufshift = (u8)(GET_RX_STATUS_DESC_SHIFT(pdesc) & 0x03);
|
|
stats->icv = (u16)GET_RX_STATUS_DESC_ICV(pdesc);
|
|
stats->crc = (u16)GET_RX_STATUS_DESC_CRC32(pdesc);
|
|
stats->hwerror = (u16)(stats->crc | stats->icv);
|
|
stats->decrypted = !GET_RX_STATUS_DESC_SWDEC(pdesc);
|
|
|
|
stats->rate = (u8)GET_RX_STATUS_DESC_RX_MCS(pdesc);
|
|
stats->shortpreamble = (u16)GET_RX_STATUS_DESC_SPLCP(pdesc);
|
|
stats->isampdu = (bool)(GET_RX_STATUS_DESC_PAGGR(pdesc) == 1);
|
|
stats->timestamp_low = GET_RX_STATUS_DESC_TSFL(pdesc);
|
|
stats->rx_is40Mhzpacket = (bool)GET_RX_STATUS_DESC_BW(pdesc);
|
|
|
|
if (stats->hwerror)
|
|
return false;
|
|
|
|
rx_status->freq = hw->conf.channel->center_freq;
|
|
rx_status->band = hw->conf.channel->band;
|
|
|
|
if (GET_RX_STATUS_DESC_CRC32(pdesc))
|
|
rx_status->flag |= RX_FLAG_FAILED_FCS_CRC;
|
|
|
|
if (!GET_RX_STATUS_DESC_SWDEC(pdesc))
|
|
rx_status->flag |= RX_FLAG_DECRYPTED;
|
|
|
|
if (GET_RX_STATUS_DESC_BW(pdesc))
|
|
rx_status->flag |= RX_FLAG_40MHZ;
|
|
|
|
if (GET_RX_STATUS_DESC_RX_HT(pdesc))
|
|
rx_status->flag |= RX_FLAG_HT;
|
|
|
|
rx_status->flag |= RX_FLAG_MACTIME_MPDU;
|
|
|
|
if (stats->decrypted)
|
|
rx_status->flag |= RX_FLAG_DECRYPTED;
|
|
|
|
rx_status->rate_idx = _rtl92se_rate_mapping((bool)
|
|
GET_RX_STATUS_DESC_RX_HT(pdesc),
|
|
(u8)GET_RX_STATUS_DESC_RX_MCS(pdesc),
|
|
(bool)GET_RX_STATUS_DESC_PAGGR(pdesc));
|
|
|
|
|
|
rx_status->mactime = GET_RX_STATUS_DESC_TSFL(pdesc);
|
|
if (phystatus == true) {
|
|
p_drvinfo = (struct rx_fwinfo *)(skb->data +
|
|
stats->rx_bufshift);
|
|
_rtl92se_translate_rx_signal_stuff(hw, skb, stats, pdesc,
|
|
p_drvinfo);
|
|
}
|
|
|
|
/*rx_status->qual = stats->signal; */
|
|
rx_status->signal = stats->rssi + 10;
|
|
/*rx_status->noise = -stats->noise; */
|
|
|
|
return true;
|
|
}
|
|
|
|
void rtl92se_tx_fill_desc(struct ieee80211_hw *hw,
|
|
struct ieee80211_hdr *hdr, u8 *pdesc_tx,
|
|
struct ieee80211_tx_info *info, struct sk_buff *skb,
|
|
u8 hw_queue, struct rtl_tcb_desc *ptcb_desc)
|
|
{
|
|
struct rtl_priv *rtlpriv = rtl_priv(hw);
|
|
struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
|
|
struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw));
|
|
struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
|
|
struct ieee80211_sta *sta = info->control.sta;
|
|
u8 *pdesc = (u8 *) pdesc_tx;
|
|
u16 seq_number;
|
|
__le16 fc = hdr->frame_control;
|
|
u8 reserved_macid = 0;
|
|
u8 fw_qsel = _rtl92se_map_hwqueue_to_fwqueue(skb, hw_queue);
|
|
bool firstseg = (!(hdr->seq_ctrl & cpu_to_le16(IEEE80211_SCTL_FRAG)));
|
|
bool lastseg = (!(hdr->frame_control &
|
|
cpu_to_le16(IEEE80211_FCTL_MOREFRAGS)));
|
|
dma_addr_t mapping = pci_map_single(rtlpci->pdev, skb->data, skb->len,
|
|
PCI_DMA_TODEVICE);
|
|
u8 bw_40 = 0;
|
|
|
|
if (mac->opmode == NL80211_IFTYPE_STATION) {
|
|
bw_40 = mac->bw_40;
|
|
} else if (mac->opmode == NL80211_IFTYPE_AP ||
|
|
mac->opmode == NL80211_IFTYPE_ADHOC) {
|
|
if (sta)
|
|
bw_40 = sta->ht_cap.cap &
|
|
IEEE80211_HT_CAP_SUP_WIDTH_20_40;
|
|
}
|
|
|
|
seq_number = (le16_to_cpu(hdr->seq_ctrl) & IEEE80211_SCTL_SEQ) >> 4;
|
|
|
|
rtl_get_tcb_desc(hw, info, sta, skb, ptcb_desc);
|
|
|
|
CLEAR_PCI_TX_DESC_CONTENT(pdesc, TX_DESC_SIZE_RTL8192S);
|
|
|
|
if (firstseg) {
|
|
if (rtlpriv->dm.useramask) {
|
|
/* set txdesc macId */
|
|
if (ptcb_desc->mac_id < 32) {
|
|
SET_TX_DESC_MACID(pdesc, ptcb_desc->mac_id);
|
|
reserved_macid |= ptcb_desc->mac_id;
|
|
}
|
|
}
|
|
SET_TX_DESC_RSVD_MACID(pdesc, reserved_macid);
|
|
|
|
SET_TX_DESC_TXHT(pdesc, ((ptcb_desc->hw_rate >=
|
|
DESC92S_RATEMCS0) ? 1 : 0));
|
|
|
|
if (rtlhal->version == VERSION_8192S_ACUT) {
|
|
if (ptcb_desc->hw_rate == DESC92S_RATE1M ||
|
|
ptcb_desc->hw_rate == DESC92S_RATE2M ||
|
|
ptcb_desc->hw_rate == DESC92S_RATE5_5M ||
|
|
ptcb_desc->hw_rate == DESC92S_RATE11M) {
|
|
ptcb_desc->hw_rate = DESC92S_RATE12M;
|
|
}
|
|
}
|
|
|
|
SET_TX_DESC_TX_RATE(pdesc, ptcb_desc->hw_rate);
|
|
|
|
if (ptcb_desc->use_shortgi || ptcb_desc->use_shortpreamble)
|
|
SET_TX_DESC_TX_SHORT(pdesc, 0);
|
|
|
|
/* Aggregation related */
|
|
if (info->flags & IEEE80211_TX_CTL_AMPDU)
|
|
SET_TX_DESC_AGG_ENABLE(pdesc, 1);
|
|
|
|
/* For AMPDU, we must insert SSN into TX_DESC */
|
|
SET_TX_DESC_SEQ(pdesc, seq_number);
|
|
|
|
/* Protection mode related */
|
|
/* For 92S, if RTS/CTS are set, HW will execute RTS. */
|
|
/* We choose only one protection mode to execute */
|
|
SET_TX_DESC_RTS_ENABLE(pdesc, ((ptcb_desc->rts_enable &&
|
|
!ptcb_desc->cts_enable) ? 1 : 0));
|
|
SET_TX_DESC_CTS_ENABLE(pdesc, ((ptcb_desc->cts_enable) ?
|
|
1 : 0));
|
|
SET_TX_DESC_RTS_STBC(pdesc, ((ptcb_desc->rts_stbc) ? 1 : 0));
|
|
|
|
SET_TX_DESC_RTS_RATE(pdesc, ptcb_desc->rts_rate);
|
|
SET_TX_DESC_RTS_BANDWIDTH(pdesc, 0);
|
|
SET_TX_DESC_RTS_SUB_CARRIER(pdesc, ptcb_desc->rts_sc);
|
|
SET_TX_DESC_RTS_SHORT(pdesc, ((ptcb_desc->rts_rate <=
|
|
DESC92S_RATE54M) ?
|
|
(ptcb_desc->rts_use_shortpreamble ? 1 : 0)
|
|
: (ptcb_desc->rts_use_shortgi ? 1 : 0)));
|
|
|
|
|
|
/* Set Bandwidth and sub-channel settings. */
|
|
if (bw_40) {
|
|
if (ptcb_desc->packet_bw) {
|
|
SET_TX_DESC_TX_BANDWIDTH(pdesc, 1);
|
|
/* use duplicated mode */
|
|
SET_TX_DESC_TX_SUB_CARRIER(pdesc, 0);
|
|
} else {
|
|
SET_TX_DESC_TX_BANDWIDTH(pdesc, 0);
|
|
SET_TX_DESC_TX_SUB_CARRIER(pdesc,
|
|
mac->cur_40_prime_sc);
|
|
}
|
|
} else {
|
|
SET_TX_DESC_TX_BANDWIDTH(pdesc, 0);
|
|
SET_TX_DESC_TX_SUB_CARRIER(pdesc, 0);
|
|
}
|
|
|
|
/* 3 Fill necessary field in First Descriptor */
|
|
/*DWORD 0*/
|
|
SET_TX_DESC_LINIP(pdesc, 0);
|
|
SET_TX_DESC_OFFSET(pdesc, 32);
|
|
SET_TX_DESC_PKT_SIZE(pdesc, (u16) skb->len);
|
|
|
|
/*DWORD 1*/
|
|
SET_TX_DESC_RA_BRSR_ID(pdesc, ptcb_desc->ratr_index);
|
|
|
|
/* Fill security related */
|
|
if (info->control.hw_key) {
|
|
struct ieee80211_key_conf *keyconf;
|
|
|
|
keyconf = info->control.hw_key;
|
|
switch (keyconf->cipher) {
|
|
case WLAN_CIPHER_SUITE_WEP40:
|
|
case WLAN_CIPHER_SUITE_WEP104:
|
|
SET_TX_DESC_SEC_TYPE(pdesc, 0x1);
|
|
break;
|
|
case WLAN_CIPHER_SUITE_TKIP:
|
|
SET_TX_DESC_SEC_TYPE(pdesc, 0x2);
|
|
break;
|
|
case WLAN_CIPHER_SUITE_CCMP:
|
|
SET_TX_DESC_SEC_TYPE(pdesc, 0x3);
|
|
break;
|
|
default:
|
|
SET_TX_DESC_SEC_TYPE(pdesc, 0x0);
|
|
break;
|
|
|
|
}
|
|
}
|
|
|
|
/* Set Packet ID */
|
|
SET_TX_DESC_PACKET_ID(pdesc, 0);
|
|
|
|
/* We will assign magement queue to BK. */
|
|
SET_TX_DESC_QUEUE_SEL(pdesc, fw_qsel);
|
|
|
|
/* Alwasy enable all rate fallback range */
|
|
SET_TX_DESC_DATA_RATE_FB_LIMIT(pdesc, 0x1F);
|
|
|
|
/* Fix: I don't kown why hw use 6.5M to tx when set it */
|
|
SET_TX_DESC_USER_RATE(pdesc,
|
|
ptcb_desc->use_driver_rate ? 1 : 0);
|
|
|
|
/* Set NON_QOS bit. */
|
|
if (!ieee80211_is_data_qos(fc))
|
|
SET_TX_DESC_NON_QOS(pdesc, 1);
|
|
|
|
}
|
|
|
|
/* Fill fields that are required to be initialized
|
|
* in all of the descriptors */
|
|
/*DWORD 0 */
|
|
SET_TX_DESC_FIRST_SEG(pdesc, (firstseg ? 1 : 0));
|
|
SET_TX_DESC_LAST_SEG(pdesc, (lastseg ? 1 : 0));
|
|
|
|
/* DWORD 7 */
|
|
SET_TX_DESC_TX_BUFFER_SIZE(pdesc, (u16) skb->len);
|
|
|
|
/* DOWRD 8 */
|
|
SET_TX_DESC_TX_BUFFER_ADDRESS(pdesc, cpu_to_le32(mapping));
|
|
|
|
RT_TRACE(rtlpriv, COMP_SEND, DBG_TRACE, ("\n"));
|
|
}
|
|
|
|
void rtl92se_tx_fill_cmddesc(struct ieee80211_hw *hw, u8 *pdesc,
|
|
bool firstseg, bool lastseg, struct sk_buff *skb)
|
|
{
|
|
struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw));
|
|
struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
|
|
struct rtl_tcb_desc *tcb_desc = (struct rtl_tcb_desc *)(skb->cb);
|
|
|
|
dma_addr_t mapping = pci_map_single(rtlpci->pdev, skb->data, skb->len,
|
|
PCI_DMA_TODEVICE);
|
|
|
|
/* Clear all status */
|
|
CLEAR_PCI_TX_DESC_CONTENT(pdesc, TX_CMDDESC_SIZE_RTL8192S);
|
|
|
|
/* This bit indicate this packet is used for FW download. */
|
|
if (tcb_desc->cmd_or_init == DESC_PACKET_TYPE_INIT) {
|
|
/* For firmware downlaod we only need to set LINIP */
|
|
SET_TX_DESC_LINIP(pdesc, tcb_desc->last_inipkt);
|
|
|
|
/* 92SE must set as 1 for firmware download HW DMA error */
|
|
SET_TX_DESC_FIRST_SEG(pdesc, 1);
|
|
SET_TX_DESC_LAST_SEG(pdesc, 1);
|
|
|
|
/* 92SE need not to set TX packet size when firmware download */
|
|
SET_TX_DESC_PKT_SIZE(pdesc, (u16)(skb->len));
|
|
SET_TX_DESC_TX_BUFFER_SIZE(pdesc, (u16)(skb->len));
|
|
SET_TX_DESC_TX_BUFFER_ADDRESS(pdesc, cpu_to_le32(mapping));
|
|
|
|
wmb();
|
|
SET_TX_DESC_OWN(pdesc, 1);
|
|
} else { /* H2C Command Desc format (Host TXCMD) */
|
|
/* 92SE must set as 1 for firmware download HW DMA error */
|
|
SET_TX_DESC_FIRST_SEG(pdesc, 1);
|
|
SET_TX_DESC_LAST_SEG(pdesc, 1);
|
|
|
|
SET_TX_DESC_OFFSET(pdesc, 0x20);
|
|
|
|
/* Buffer size + command header */
|
|
SET_TX_DESC_PKT_SIZE(pdesc, (u16)(skb->len));
|
|
/* Fixed queue of H2C command */
|
|
SET_TX_DESC_QUEUE_SEL(pdesc, 0x13);
|
|
|
|
SET_BITS_TO_LE_4BYTE(skb->data, 24, 7, rtlhal->h2c_txcmd_seq);
|
|
|
|
SET_TX_DESC_TX_BUFFER_SIZE(pdesc, (u16)(skb->len));
|
|
SET_TX_DESC_TX_BUFFER_ADDRESS(pdesc, cpu_to_le32(mapping));
|
|
|
|
wmb();
|
|
SET_TX_DESC_OWN(pdesc, 1);
|
|
|
|
}
|
|
}
|
|
|
|
void rtl92se_set_desc(u8 *pdesc, bool istx, u8 desc_name, u8 *val)
|
|
{
|
|
if (istx == true) {
|
|
switch (desc_name) {
|
|
case HW_DESC_OWN:
|
|
wmb();
|
|
SET_TX_DESC_OWN(pdesc, 1);
|
|
break;
|
|
case HW_DESC_TX_NEXTDESC_ADDR:
|
|
SET_TX_DESC_NEXT_DESC_ADDRESS(pdesc, *(u32 *) val);
|
|
break;
|
|
default:
|
|
RT_ASSERT(false, ("ERR txdesc :%d not process\n",
|
|
desc_name));
|
|
break;
|
|
}
|
|
} else {
|
|
switch (desc_name) {
|
|
case HW_DESC_RXOWN:
|
|
wmb();
|
|
SET_RX_STATUS_DESC_OWN(pdesc, 1);
|
|
break;
|
|
case HW_DESC_RXBUFF_ADDR:
|
|
SET_RX_STATUS__DESC_BUFF_ADDR(pdesc, *(u32 *) val);
|
|
break;
|
|
case HW_DESC_RXPKT_LEN:
|
|
SET_RX_STATUS_DESC_PKT_LEN(pdesc, *(u32 *) val);
|
|
break;
|
|
case HW_DESC_RXERO:
|
|
SET_RX_STATUS_DESC_EOR(pdesc, 1);
|
|
break;
|
|
default:
|
|
RT_ASSERT(false, ("ERR rxdesc :%d not process\n",
|
|
desc_name));
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
u32 rtl92se_get_desc(u8 *desc, bool istx, u8 desc_name)
|
|
{
|
|
u32 ret = 0;
|
|
|
|
if (istx == true) {
|
|
switch (desc_name) {
|
|
case HW_DESC_OWN:
|
|
ret = GET_TX_DESC_OWN(desc);
|
|
break;
|
|
case HW_DESC_TXBUFF_ADDR:
|
|
ret = GET_TX_DESC_TX_BUFFER_ADDRESS(desc);
|
|
break;
|
|
default:
|
|
RT_ASSERT(false, ("ERR txdesc :%d not process\n",
|
|
desc_name));
|
|
break;
|
|
}
|
|
} else {
|
|
switch (desc_name) {
|
|
case HW_DESC_OWN:
|
|
ret = GET_RX_STATUS_DESC_OWN(desc);
|
|
break;
|
|
case HW_DESC_RXPKT_LEN:
|
|
ret = GET_RX_STATUS_DESC_PKT_LEN(desc);
|
|
break;
|
|
default:
|
|
RT_ASSERT(false, ("ERR rxdesc :%d not process\n",
|
|
desc_name));
|
|
break;
|
|
}
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
void rtl92se_tx_polling(struct ieee80211_hw *hw, u8 hw_queue)
|
|
{
|
|
struct rtl_priv *rtlpriv = rtl_priv(hw);
|
|
rtl_write_word(rtlpriv, TP_POLL, BIT(0) << (hw_queue));
|
|
}
|