mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-23 14:32:56 +07:00
328e203fc3
static code analysis from cppcheck reports: [drivers/net/wireless/rtlwifi/rtl8188ee/trx.c:322]: (error) Uninitialized variable: packet_beacon packet_beacon is not initialized and hence packet_beacon contains garbage from the stack, so set it to false. Signed-off-by: Colin Ian King <colin.king@canonical.com> Cc: Stable <stable@vger.kernel.org> [3.10+] Acked-by: Larry Finger <Larry.Finger@lwfinger.net> Signed-off-by: John W. Linville <linville@tuxdriver.com>
818 lines
23 KiB
C
818 lines
23 KiB
C
/******************************************************************************
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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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* 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 "../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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#include "dm.h"
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static u8 _rtl88ee_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 _rtl88ee_query_rxphystatus(struct ieee80211_hw *hw,
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struct rtl_stats *pstatus, u8 *pdesc,
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struct rx_fwinfo_88e *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_8192s_t *cck_buf;
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struct phy_status_rpt *phystrpt = (struct phy_status_rpt *)p_drvinfo;
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struct rtl_dm *rtldm = rtl_dm(rtl_priv(hw));
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char 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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u8 lan_idx, vga_idx;
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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_sig_qual[0] = -1;
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pstatus->rx_mimo_sig_qual[1] = -1;
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if (is_cck) {
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u8 cck_hipwr;
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u8 cck_agc_rpt;
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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_8192s_t *)p_drvinfo;
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cck_agc_rpt = cck_buf->cck_agc_rpt;
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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_hipwr = rtl_get_bbreg(hw, RFPGA0_XA_HSSIPARAMETER2,
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BIT(9));
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else
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cck_hipwr = false;
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lan_idx = ((cck_agc_rpt & 0xE0) >> 5);
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vga_idx = (cck_agc_rpt & 0x1f);
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switch (lan_idx) {
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case 7:
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if (vga_idx <= 27)
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rx_pwr_all = -100 + 2 * (27 - vga_idx);
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else
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rx_pwr_all = -100;
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break;
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case 6:
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rx_pwr_all = -48 + 2 * (2 - vga_idx); /*VGA_idx = 2~0*/
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break;
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case 5:
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rx_pwr_all = -42 + 2 * (7 - vga_idx); /*VGA_idx = 7~5*/
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break;
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case 4:
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rx_pwr_all = -36 + 2 * (7 - vga_idx); /*VGA_idx = 7~4*/
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break;
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case 3:
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rx_pwr_all = -24 + 2 * (7 - vga_idx); /*VGA_idx = 7~0*/
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break;
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case 2:
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if (cck_hipwr)
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rx_pwr_all = -12 + 2 * (5 - vga_idx);
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else
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rx_pwr_all = -6 + 2 * (5 - vga_idx);
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break;
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case 1:
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rx_pwr_all = 8 - 2 * vga_idx;
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break;
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case 0:
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rx_pwr_all = 14 - 2 * vga_idx;
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break;
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default:
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break;
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}
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rx_pwr_all += 6;
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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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if (cck_hipwr == false) {
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if (pwdb_all >= 80)
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pwdb_all = ((pwdb_all - 80)<<1) +
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((pwdb_all - 80)>>1) + 80;
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else if ((pwdb_all <= 78) && (pwdb_all >= 20))
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pwdb_all += 3;
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if (pwdb_all > 100)
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pwdb_all = 100;
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}
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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_sig_qual[0] = sq;
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pstatus->rx_mimo_sig_qual[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] & 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] = 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 = evm & 0xff;
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pstatus->rx_mimo_sig_qual[i] = 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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/*HW antenna diversity*/
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rtldm->fat_table.antsel_rx_keep_0 = phystrpt->ant_sel;
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rtldm->fat_table.antsel_rx_keep_1 = phystrpt->ant_sel_b;
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rtldm->fat_table.antsel_rx_keep_2 = phystrpt->antsel_rx_keep_2;
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}
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static void _rtl88ee_smart_antenna(struct ieee80211_hw *hw,
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struct rtl_stats *pstatus)
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{
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struct rtl_dm *rtldm = rtl_dm(rtl_priv(hw));
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struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw));
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u8 ant_mux;
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struct fast_ant_training *pfat = &(rtldm->fat_table);
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if (rtlefuse->antenna_div_type == CG_TRX_SMART_ANTDIV) {
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if (pfat->fat_state == FAT_TRAINING_STATE) {
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if (pstatus->packet_toself) {
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ant_mux = (pfat->antsel_rx_keep_2 << 2) |
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(pfat->antsel_rx_keep_1 << 1) |
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pfat->antsel_rx_keep_0;
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pfat->ant_sum[ant_mux] += pstatus->rx_pwdb_all;
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pfat->ant_cnt[ant_mux]++;
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}
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}
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} else if ((rtlefuse->antenna_div_type == CG_TRX_HW_ANTDIV) ||
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(rtlefuse->antenna_div_type == CGCS_RX_HW_ANTDIV)) {
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if (pstatus->packet_toself || pstatus->packet_matchbssid) {
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ant_mux = (pfat->antsel_rx_keep_2 << 2) |
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(pfat->antsel_rx_keep_1 << 1) |
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pfat->antsel_rx_keep_0;
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rtl88e_dm_ant_sel_statistics(hw, ant_mux, 0,
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pstatus->rx_pwdb_all);
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}
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}
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}
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static void _rtl88ee_translate_rx_signal_stuff(struct ieee80211_hw *hw,
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struct sk_buff *skb, struct rtl_stats *pstatus,
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u8 *pdesc, struct rx_fwinfo_88e *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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__le16 fc;
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u16 type, ufc;
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bool match_bssid, packet_toself, packet_beacon = false, addr;
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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 = hdr->frame_control;
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ufc = le16_to_cpu(fc);
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type = WLAN_FC_GET_TYPE(fc);
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praddr = hdr->addr1;
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psaddr = ieee80211_get_SA(hdr);
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memcpy(pstatus->psaddr, psaddr, ETH_ALEN);
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addr = ether_addr_equal(mac->bssid,
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(ufc & IEEE80211_FCTL_TODS) ? hdr->addr1 :
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(ufc & IEEE80211_FCTL_FROMDS) ? hdr->addr2 :
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hdr->addr3);
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match_bssid = ((IEEE80211_FTYPE_CTL != type) && (!pstatus->hwerror) &&
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(!pstatus->crc) && (!pstatus->icv)) && addr;
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addr = ether_addr_equal(praddr, rtlefuse->dev_addr);
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packet_toself = match_bssid && addr;
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if (ieee80211_is_beacon(fc))
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packet_beacon = true;
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_rtl88ee_query_rxphystatus(hw, pstatus, pdesc, p_drvinfo,
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match_bssid, packet_toself, packet_beacon);
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_rtl88ee_smart_antenna(hw, pstatus);
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rtl_process_phyinfo(hw, tmp_buf, pstatus);
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}
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static void insert_em(struct rtl_tcb_desc *ptcb_desc, u8 *virtualaddress)
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{
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u32 dwtmp = 0;
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memset(virtualaddress, 0, 8);
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SET_EARLYMODE_PKTNUM(virtualaddress, ptcb_desc->empkt_num);
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if (ptcb_desc->empkt_num == 1) {
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dwtmp = ptcb_desc->empkt_len[0];
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} else {
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dwtmp = ptcb_desc->empkt_len[0];
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dwtmp += ((dwtmp % 4) ? (4 - dwtmp % 4) : 0) + 4;
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dwtmp += ptcb_desc->empkt_len[1];
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}
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SET_EARLYMODE_LEN0(virtualaddress, dwtmp);
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if (ptcb_desc->empkt_num <= 3) {
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dwtmp = ptcb_desc->empkt_len[2];
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} else {
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dwtmp = ptcb_desc->empkt_len[2];
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dwtmp += ((dwtmp % 4) ? (4 - dwtmp % 4) : 0) + 4;
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dwtmp += ptcb_desc->empkt_len[3];
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}
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SET_EARLYMODE_LEN1(virtualaddress, dwtmp);
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if (ptcb_desc->empkt_num <= 5) {
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dwtmp = ptcb_desc->empkt_len[4];
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} else {
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dwtmp = ptcb_desc->empkt_len[4];
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dwtmp += ((dwtmp % 4) ? (4 - dwtmp % 4) : 0) + 4;
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dwtmp += ptcb_desc->empkt_len[5];
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}
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SET_EARLYMODE_LEN2_1(virtualaddress, dwtmp & 0xF);
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SET_EARLYMODE_LEN2_2(virtualaddress, dwtmp >> 4);
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if (ptcb_desc->empkt_num <= 7) {
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dwtmp = ptcb_desc->empkt_len[6];
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} else {
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dwtmp = ptcb_desc->empkt_len[6];
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dwtmp += ((dwtmp % 4) ? (4 - dwtmp % 4) : 0) + 4;
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dwtmp += ptcb_desc->empkt_len[7];
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}
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SET_EARLYMODE_LEN3(virtualaddress, dwtmp);
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if (ptcb_desc->empkt_num <= 9) {
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dwtmp = ptcb_desc->empkt_len[8];
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} else {
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dwtmp = ptcb_desc->empkt_len[8];
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dwtmp += ((dwtmp % 4) ? (4 - dwtmp % 4) : 0) + 4;
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dwtmp += ptcb_desc->empkt_len[9];
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}
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SET_EARLYMODE_LEN4(virtualaddress, dwtmp);
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}
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bool rtl88ee_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 *pdesc, struct sk_buff *skb)
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{
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struct rtl_priv *rtlpriv = rtl_priv(hw);
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struct rx_fwinfo_88e *p_drvinfo;
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struct ieee80211_hdr *hdr;
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u32 phystatus = GET_RX_DESC_PHYST(pdesc);
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status->packet_report_type = (u8)GET_RX_STATUS_DESC_RPT_SEL(pdesc);
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if (status->packet_report_type == TX_REPORT2)
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status->length = (u16) GET_RX_RPT2_DESC_PKT_LEN(pdesc);
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else
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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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if (status->packet_report_type == NORMAL_RX)
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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 = RTL8188_RX_HAL_IS_CCK_RATE(status->rate);
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status->macid = GET_RX_DESC_MACID(pdesc);
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if (GET_RX_STATUS_DESC_MAGIC_MATCH(pdesc))
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status->wake_match = BIT(2);
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else if (GET_RX_STATUS_DESC_MAGIC_MATCH(pdesc))
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status->wake_match = BIT(1);
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else if (GET_RX_STATUS_DESC_UNICAST_MATCH(pdesc))
|
|
status->wake_match = BIT(0);
|
|
else
|
|
status->wake_match = 0;
|
|
if (status->wake_match)
|
|
RT_TRACE(rtlpriv, COMP_RXDESC, DBG_LOUD,
|
|
"Get Wakeup Packet!! WakeMatch =%d\n",
|
|
status->wake_match);
|
|
rx_status->freq = hw->conf.chandef.chan->center_freq;
|
|
rx_status->band = hw->conf.chandef.chan->band;
|
|
|
|
if (status->crc)
|
|
rx_status->flag |= RX_FLAG_FAILED_FCS_CRC;
|
|
|
|
if (status->rx_is40Mhzpacket)
|
|
rx_status->flag |= RX_FLAG_40MHZ;
|
|
|
|
if (status->is_ht)
|
|
rx_status->flag |= RX_FLAG_HT;
|
|
|
|
rx_status->flag |= RX_FLAG_MACTIME_START;
|
|
|
|
/* hw will set status->decrypted true, if it finds the
|
|
* frame is open data frame or mgmt frame.
|
|
* So hw will not decryption robust managment frame
|
|
* for IEEE80211w but still set status->decrypted
|
|
* true, so here we should set it back to undecrypted
|
|
* for IEEE80211w frame, and mac80211 sw will help
|
|
* to decrypt it
|
|
*/
|
|
if (status->decrypted) {
|
|
hdr = (struct ieee80211_hdr *)(skb->data +
|
|
status->rx_drvinfo_size + status->rx_bufshift);
|
|
|
|
if (!hdr) {
|
|
/* During testing, hdr was NULL */
|
|
return false;
|
|
}
|
|
if ((_ieee80211_is_robust_mgmt_frame(hdr)) &&
|
|
(ieee80211_has_protected(hdr->frame_control)))
|
|
rx_status->flag &= ~RX_FLAG_DECRYPTED;
|
|
else
|
|
rx_status->flag |= RX_FLAG_DECRYPTED;
|
|
}
|
|
|
|
/* rate_idx: index of data rate into band's
|
|
* supported rates or MCS index if HT rates
|
|
* are use (RX_FLAG_HT)
|
|
* Notice: this is diff with windows define
|
|
*/
|
|
rx_status->rate_idx = rtlwifi_rate_mapping(hw, status->is_ht,
|
|
status->rate, false);
|
|
|
|
rx_status->mactime = status->timestamp_low;
|
|
if (phystatus == true) {
|
|
p_drvinfo = (struct rx_fwinfo_88e *)(skb->data +
|
|
status->rx_bufshift);
|
|
|
|
_rtl88ee_translate_rx_signal_stuff(hw, skb, status, pdesc,
|
|
p_drvinfo);
|
|
}
|
|
|
|
/*rx_status->qual = status->signal; */
|
|
rx_status->signal = status->recvsignalpower + 10;
|
|
if (status->packet_report_type == TX_REPORT2) {
|
|
status->macid_valid_entry[0] =
|
|
GET_RX_RPT2_DESC_MACID_VALID_1(pdesc);
|
|
status->macid_valid_entry[1] =
|
|
GET_RX_RPT2_DESC_MACID_VALID_2(pdesc);
|
|
}
|
|
return true;
|
|
}
|
|
|
|
void rtl88ee_tx_fill_desc(struct ieee80211_hw *hw,
|
|
struct ieee80211_hdr *hdr, u8 *pdesc_tx,
|
|
u8 *pbd_desc_tx, struct ieee80211_tx_info *info,
|
|
struct ieee80211_sta *sta, 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(rtlpriv);
|
|
u8 *pdesc = pdesc_tx;
|
|
u16 seq_number;
|
|
__le16 fc = hdr->frame_control;
|
|
unsigned int buf_len = 0;
|
|
unsigned int skb_len = skb->len;
|
|
u8 fw_qsel = _rtl88ee_map_hwqueue_to_fwqueue(skb, hw_queue);
|
|
bool firstseg = ((hdr->seq_ctrl &
|
|
cpu_to_le16(IEEE80211_SCTL_FRAG)) == 0);
|
|
bool lastseg = ((hdr->frame_control &
|
|
cpu_to_le16(IEEE80211_FCTL_MOREFRAGS)) == 0);
|
|
dma_addr_t mapping;
|
|
u8 bw_40 = 0;
|
|
u8 short_gi = 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);
|
|
/* reserve 8 byte for AMPDU early mode */
|
|
if (rtlhal->earlymode_enable) {
|
|
skb_push(skb, EM_HDR_LEN);
|
|
memset(skb->data, 0, EM_HDR_LEN);
|
|
}
|
|
buf_len = skb->len;
|
|
mapping = pci_map_single(rtlpci->pdev, skb->data, skb->len,
|
|
PCI_DMA_TODEVICE);
|
|
if (pci_dma_mapping_error(rtlpci->pdev, mapping)) {
|
|
RT_TRACE(rtlpriv, COMP_SEND, DBG_TRACE,
|
|
"DMA mapping error");
|
|
return;
|
|
}
|
|
CLEAR_PCI_TX_DESC_CONTENT(pdesc, sizeof(struct tx_desc_88e));
|
|
if (ieee80211_is_nullfunc(fc) || ieee80211_is_ctl(fc)) {
|
|
firstseg = true;
|
|
lastseg = true;
|
|
}
|
|
if (firstseg) {
|
|
if (rtlhal->earlymode_enable) {
|
|
SET_TX_DESC_PKT_OFFSET(pdesc, 1);
|
|
SET_TX_DESC_OFFSET(pdesc, USB_HWDESC_HEADER_LEN +
|
|
EM_HDR_LEN);
|
|
if (ptcb_desc->empkt_num) {
|
|
RT_TRACE(rtlpriv, COMP_SEND, DBG_TRACE,
|
|
"Insert 8 byte.pTcb->EMPktNum:%d\n",
|
|
ptcb_desc->empkt_num);
|
|
insert_em(ptcb_desc, (u8 *)(skb->data));
|
|
}
|
|
} else {
|
|
SET_TX_DESC_OFFSET(pdesc, USB_HWDESC_HEADER_LEN);
|
|
}
|
|
|
|
ptcb_desc->use_driver_rate = true;
|
|
SET_TX_DESC_TX_RATE(pdesc, ptcb_desc->hw_rate);
|
|
if (ptcb_desc->hw_rate > DESC92C_RATEMCS0)
|
|
short_gi = (ptcb_desc->use_shortgi) ? 1 : 0;
|
|
else
|
|
short_gi = (ptcb_desc->use_shortpreamble) ? 1 : 0;
|
|
SET_TX_DESC_DATA_SHORTGI(pdesc, short_gi);
|
|
|
|
if (info->flags & IEEE80211_TX_CTL_AMPDU) {
|
|
SET_TX_DESC_AGG_ENABLE(pdesc, 1);
|
|
SET_TX_DESC_MAX_AGG_NUM(pdesc, 0x14);
|
|
}
|
|
SET_TX_DESC_SEQ(pdesc, seq_number);
|
|
SET_TX_DESC_RTS_ENABLE(pdesc, ((ptcb_desc->rts_enable &&
|
|
!ptcb_desc->cts_enable) ? 1 : 0));
|
|
SET_TX_DESC_HW_RTS_ENABLE(pdesc, 0);
|
|
SET_TX_DESC_CTS2SELF(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_BW(pdesc, 0);
|
|
SET_TX_DESC_RTS_SC(pdesc, ptcb_desc->rts_sc);
|
|
SET_TX_DESC_RTS_SHORT(pdesc,
|
|
((ptcb_desc->rts_rate <= DESC92C_RATE54M) ?
|
|
(ptcb_desc->rts_use_shortpreamble ? 1 : 0) :
|
|
(ptcb_desc->rts_use_shortgi ? 1 : 0)));
|
|
|
|
if (ptcb_desc->btx_enable_sw_calc_duration)
|
|
SET_TX_DESC_NAV_USE_HDR(pdesc, 1);
|
|
|
|
if (bw_40) {
|
|
if (ptcb_desc->packet_bw) {
|
|
SET_TX_DESC_DATA_BW(pdesc, 1);
|
|
SET_TX_DESC_TX_SUB_CARRIER(pdesc, 3);
|
|
} else {
|
|
SET_TX_DESC_DATA_BW(pdesc, 0);
|
|
SET_TX_DESC_TX_SUB_CARRIER(pdesc,
|
|
mac->cur_40_prime_sc);
|
|
}
|
|
} else {
|
|
SET_TX_DESC_DATA_BW(pdesc, 0);
|
|
SET_TX_DESC_TX_SUB_CARRIER(pdesc, 0);
|
|
}
|
|
|
|
SET_TX_DESC_LINIP(pdesc, 0);
|
|
SET_TX_DESC_PKT_SIZE(pdesc, (u16) skb_len);
|
|
if (sta) {
|
|
u8 ampdu_density = sta->ht_cap.ampdu_density;
|
|
SET_TX_DESC_AMPDU_DENSITY(pdesc, ampdu_density);
|
|
}
|
|
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:
|
|
case WLAN_CIPHER_SUITE_TKIP:
|
|
SET_TX_DESC_SEC_TYPE(pdesc, 0x1);
|
|
break;
|
|
case WLAN_CIPHER_SUITE_CCMP:
|
|
SET_TX_DESC_SEC_TYPE(pdesc, 0x3);
|
|
break;
|
|
default:
|
|
SET_TX_DESC_SEC_TYPE(pdesc, 0x0);
|
|
break;
|
|
}
|
|
}
|
|
|
|
SET_TX_DESC_QUEUE_SEL(pdesc, fw_qsel);
|
|
SET_TX_DESC_DATA_RATE_FB_LIMIT(pdesc, 0x1F);
|
|
SET_TX_DESC_RTS_RATE_FB_LIMIT(pdesc, 0xF);
|
|
SET_TX_DESC_DISABLE_FB(pdesc, ptcb_desc->disable_ratefallback ?
|
|
1 : 0);
|
|
SET_TX_DESC_USE_RATE(pdesc, ptcb_desc->use_driver_rate ? 1 : 0);
|
|
|
|
/* Set TxRate and RTSRate in TxDesc */
|
|
/* This prevent Tx initial rate of new-coming packets */
|
|
/* from being overwritten by retried packet rate.*/
|
|
if (!ptcb_desc->use_driver_rate) {
|
|
/*SET_TX_DESC_RTS_RATE(pdesc, 0x08); */
|
|
/* SET_TX_DESC_TX_RATE(pdesc, 0x0b); */
|
|
}
|
|
if (ieee80211_is_data_qos(fc)) {
|
|
if (mac->rdg_en) {
|
|
RT_TRACE(rtlpriv, COMP_SEND, DBG_TRACE,
|
|
"Enable RDG function.\n");
|
|
SET_TX_DESC_RDG_ENABLE(pdesc, 1);
|
|
SET_TX_DESC_HTC(pdesc, 1);
|
|
}
|
|
}
|
|
}
|
|
|
|
SET_TX_DESC_FIRST_SEG(pdesc, (firstseg ? 1 : 0));
|
|
SET_TX_DESC_LAST_SEG(pdesc, (lastseg ? 1 : 0));
|
|
SET_TX_DESC_TX_BUFFER_SIZE(pdesc, (u16) buf_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))
|
|
SET_TX_DESC_QOS(pdesc, 1);
|
|
|
|
if (!ieee80211_is_data_qos(fc))
|
|
SET_TX_DESC_HWSEQ_EN(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);
|
|
|
|
rtl88e_dm_set_tx_ant_by_tx_info(hw, pdesc, ptcb_desc->mac_id);
|
|
RT_TRACE(rtlpriv, COMP_SEND, DBG_TRACE, "\n");
|
|
}
|
|
|
|
void rtl88ee_tx_fill_cmddesc(struct ieee80211_hw *hw,
|
|
u8 *pdesc, 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;
|
|
|
|
dma_addr_t mapping = pci_map_single(rtlpci->pdev,
|
|
skb->data, skb->len,
|
|
PCI_DMA_TODEVICE);
|
|
|
|
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)(skb->data);
|
|
__le16 fc = hdr->frame_control;
|
|
|
|
if (pci_dma_mapping_error(rtlpci->pdev, mapping)) {
|
|
RT_TRACE(rtlpriv, COMP_SEND, DBG_TRACE,
|
|
"DMA mapping error");
|
|
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(pdesc, 1);
|
|
|
|
RT_PRINT_DATA(rtlpriv, COMP_CMD, DBG_LOUD,
|
|
"H2C Tx Cmd Content\n",
|
|
pdesc, TX_DESC_SIZE);
|
|
}
|
|
|
|
void rtl88ee_set_desc(struct ieee80211_hw *hw, u8 *pdesc, bool istx,
|
|
u8 desc_name, u8 *val)
|
|
{
|
|
if (istx == true) {
|
|
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:
|
|
RT_ASSERT(false, "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:
|
|
RT_ASSERT(false, "ERR rxdesc :%d not processed\n",
|
|
desc_name);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
u32 rtl88ee_get_desc(u8 *pdesc, bool istx, u8 desc_name)
|
|
{
|
|
u32 ret = 0;
|
|
|
|
if (istx == true) {
|
|
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:
|
|
RT_ASSERT(false, "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;
|
|
default:
|
|
RT_ASSERT(false, "ERR rxdesc :%d not processed\n",
|
|
desc_name);
|
|
break;
|
|
}
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
void rtl88ee_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));
|
|
}
|
|
}
|