| /****************************************************************************** |
| * |
| * Copyright(c) 2009-2010 Realtek Corporation. |
| * |
| * This program is free software; you can redistribute it and/or modify it |
| * under the terms of version 2 of the GNU General Public License as |
| * published by the Free Software Foundation. |
| * |
| * This program is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for |
| * more details. |
| * |
| * You should have received a copy of the GNU General Public License along with |
| * this program; if not, write to the Free Software Foundation, Inc., |
| * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA |
| * |
| * The full GNU General Public License is included in this distribution in the |
| * file called LICENSE. |
| * |
| * Contact Information: |
| * wlanfae <wlanfae@realtek.com> |
| * Realtek Corporation, No. 2, Innovation Road II, Hsinchu Science Park, |
| * Hsinchu 300, Taiwan. |
| * |
| * Larry Finger <Larry.Finger@lwfinger.net> |
| * |
| *****************************************************************************/ |
| |
| #include "../wifi.h" |
| #include "../pci.h" |
| #include "../base.h" |
| #include "../stats.h" |
| #include "reg.h" |
| #include "def.h" |
| #include "phy.h" |
| #include "trx.h" |
| #include "led.h" |
| #include "dm.h" |
| #include "phy.h" |
| u8 _rtl8821ae_map_hwqueue_to_fwqueue(struct sk_buff *skb, u8 hw_queue) |
| { |
| u16 fc = rtl_get_fc(skb); |
| |
| if (unlikely(ieee80211_is_beacon(fc))) |
| return QSLT_BEACON; |
| if (ieee80211_is_mgmt(fc) || ieee80211_is_ctl(fc)) |
| return QSLT_MGNT; |
| |
| return skb->priority; |
| } |
| |
| /* mac80211's rate_idx is like this: |
| * |
| * 2.4G band:rx_status->band == IEEE80211_BAND_2GHZ |
| * |
| * B/G rate: |
| * (rx_status->flag & RX_FLAG_HT) = 0, |
| * DESC_RATE1M-->DESC_RATE54M ==> idx is 0-->11, |
| * |
| * N rate: |
| * (rx_status->flag & RX_FLAG_HT) = 1, |
| * DESC_RATEMCS0-->DESC_RATEMCS15 ==> idx is 0-->15 |
| * |
| * 5G band:rx_status->band == IEEE80211_BAND_5GHZ |
| * A rate: |
| * (rx_status->flag & RX_FLAG_HT) = 0, |
| * DESC_RATE6M-->DESC_RATE54M ==> idx is 0-->7, |
| * |
| * N rate: |
| * (rx_status->flag & RX_FLAG_HT) = 1, |
| * DESC_RATEMCS0-->DESC_RATEMCS15 ==> idx is 0-->15 |
| */ |
| static int _rtl8821ae_rate_mapping(struct ieee80211_hw *hw, |
| bool isht, u8 desc_rate) |
| { |
| int rate_idx; |
| |
| if (false == isht) { |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,10,0)) |
| if (IEEE80211_BAND_2GHZ == hw->conf.chandef.chan->band) { |
| #else |
| if (IEEE80211_BAND_2GHZ == hw->conf.channel->band) { |
| #endif |
| switch (desc_rate) { |
| case DESC_RATE1M: |
| rate_idx = 0; |
| break; |
| case DESC_RATE2M: |
| rate_idx = 1; |
| break; |
| case DESC_RATE5_5M: |
| rate_idx = 2; |
| break; |
| case DESC_RATE11M: |
| rate_idx = 3; |
| break; |
| case DESC_RATE6M: |
| rate_idx = 4; |
| break; |
| case DESC_RATE9M: |
| rate_idx = 5; |
| break; |
| case DESC_RATE12M: |
| rate_idx = 6; |
| break; |
| case DESC_RATE18M: |
| rate_idx = 7; |
| break; |
| case DESC_RATE24M: |
| rate_idx = 8; |
| break; |
| case DESC_RATE36M: |
| rate_idx = 9; |
| break; |
| case DESC_RATE48M: |
| rate_idx = 10; |
| break; |
| case DESC_RATE54M: |
| rate_idx = 11; |
| break; |
| default: |
| rate_idx = 0; |
| break; |
| } |
| } else { |
| switch (desc_rate) { |
| case DESC_RATE6M: |
| rate_idx = 0; |
| break; |
| case DESC_RATE9M: |
| rate_idx = 1; |
| break; |
| case DESC_RATE12M: |
| rate_idx = 2; |
| break; |
| case DESC_RATE18M: |
| rate_idx = 3; |
| break; |
| case DESC_RATE24M: |
| rate_idx = 4; |
| break; |
| case DESC_RATE36M: |
| rate_idx = 5; |
| break; |
| case DESC_RATE48M: |
| rate_idx = 6; |
| break; |
| case DESC_RATE54M: |
| rate_idx = 7; |
| break; |
| default: |
| rate_idx = 0; |
| break; |
| } |
| } |
| } else { |
| switch(desc_rate) { |
| case DESC_RATEMCS0: |
| rate_idx = 0; |
| break; |
| case DESC_RATEMCS1: |
| rate_idx = 1; |
| break; |
| case DESC_RATEMCS2: |
| rate_idx = 2; |
| break; |
| case DESC_RATEMCS3: |
| rate_idx = 3; |
| break; |
| case DESC_RATEMCS4: |
| rate_idx = 4; |
| break; |
| case DESC_RATEMCS5: |
| rate_idx = 5; |
| break; |
| case DESC_RATEMCS6: |
| rate_idx = 6; |
| break; |
| case DESC_RATEMCS7: |
| rate_idx = 7; |
| break; |
| case DESC_RATEMCS8: |
| rate_idx = 8; |
| break; |
| case DESC_RATEMCS9: |
| rate_idx = 9; |
| break; |
| case DESC_RATEMCS10: |
| rate_idx = 10; |
| break; |
| case DESC_RATEMCS11: |
| rate_idx = 11; |
| break; |
| case DESC_RATEMCS12: |
| rate_idx = 12; |
| break; |
| case DESC_RATEMCS13: |
| rate_idx = 13; |
| break; |
| case DESC_RATEMCS14: |
| rate_idx = 14; |
| break; |
| case DESC_RATEMCS15: |
| rate_idx = 15; |
| break; |
| default: |
| rate_idx = 0; |
| break; |
| } |
| } |
| return rate_idx; |
| } |
| |
| static void _rtl8821ae_query_rxphystatus(struct ieee80211_hw *hw, |
| struct rtl_stats *pstatus, u8 *pdesc, |
| struct rx_fwinfo_8821ae *p_drvinfo, bool bpacket_match_bssid, |
| bool bpacket_toself, bool b_packet_beacon) |
| { |
| struct rtl_priv *rtlpriv = rtl_priv(hw); |
| struct rtl_ps_ctl *ppsc = rtl_psc(rtlpriv); |
| struct phy_sts_cck_8821ae_t *cck_buf; |
| struct phy_status_rpt *p_phystRpt = (struct phy_status_rpt *)p_drvinfo; |
| struct rtl_dm *rtldm = rtl_dm(rtl_priv(hw)); |
| char rx_pwr_all = 0, rx_pwr[4]; |
| u8 rf_rx_num = 0, evm, pwdb_all; |
| u8 i, max_spatial_stream; |
| u32 rssi, total_rssi = 0; |
| bool b_is_cck = pstatus->b_is_cck; |
| u8 lan_idx,vga_idx; |
| |
| /* Record it for next packet processing */ |
| pstatus->b_packet_matchbssid = bpacket_match_bssid; |
| pstatus->b_packet_toself = bpacket_toself; |
| pstatus->b_packet_beacon = b_packet_beacon; |
| pstatus->rx_mimo_signalquality[0] = -1; |
| pstatus->rx_mimo_signalquality[1] = -1; |
| |
| if (b_is_cck) { |
| u8 cck_highpwr; |
| u8 cck_agc_rpt; |
| /* CCK Driver info Structure is not the same as OFDM packet. */ |
| cck_buf = (struct phy_sts_cck_8821ae_t *)p_drvinfo; |
| cck_agc_rpt = cck_buf->cck_agc_rpt; |
| |
| /* (1)Hardware does not provide RSSI for CCK */ |
| /* (2)PWDB, Average PWDB cacluated by |
| * hardware (for rate adaptive) */ |
| if (ppsc->rfpwr_state == ERFON) |
| cck_highpwr = (u8) rtl_get_bbreg(hw, RFPGA0_XA_HSSIPARAMETER2, |
| BIT(9)); |
| else |
| cck_highpwr = false; |
| |
| lan_idx = ((cck_agc_rpt & 0xE0) >> 5); |
| vga_idx = (cck_agc_rpt & 0x1f); |
| switch (lan_idx) { |
| case 7: |
| if(vga_idx <= 27) |
| rx_pwr_all = -100 + 2*(27-vga_idx); /*VGA_idx = 27~2*/ |
| else |
| rx_pwr_all = -100; |
| break; |
| case 6: |
| rx_pwr_all = -48 + 2*(2-vga_idx); /*VGA_idx = 2~0*/ |
| break; |
| case 5: |
| rx_pwr_all = -42 + 2*(7-vga_idx); /*VGA_idx = 7~5*/ |
| break; |
| case 4: |
| rx_pwr_all = -36 + 2*(7-vga_idx); /*VGA_idx = 7~4*/ |
| break; |
| case 3: |
| rx_pwr_all = -24 + 2*(7-vga_idx); /*VGA_idx = 7~0*/ |
| break; |
| case 2: |
| if(cck_highpwr) |
| rx_pwr_all = -12 + 2*(5-vga_idx); /*VGA_idx = 5~0*/ |
| else |
| rx_pwr_all = -6+ 2*(5-vga_idx); |
| break; |
| case 1: |
| rx_pwr_all = 8-2*vga_idx; |
| break; |
| case 0: |
| rx_pwr_all = 14-2*vga_idx; |
| break; |
| default: |
| break; |
| } |
| rx_pwr_all += 6; |
| pwdb_all = rtl_query_rxpwrpercentage(rx_pwr_all); |
| /* CCK gain is smaller than OFDM/MCS gain, */ |
| /* so we add gain diff by experiences, |
| * the val is 6 */ |
| pwdb_all += 6; |
| if(pwdb_all > 100) |
| pwdb_all = 100; |
| /* modify the offset to make the same |
| * gain index with OFDM. */ |
| if(pwdb_all > 34 && pwdb_all <= 42) |
| pwdb_all -= 2; |
| else if(pwdb_all > 26 && pwdb_all <= 34) |
| pwdb_all -= 6; |
| else if(pwdb_all > 14 && pwdb_all <= 26) |
| pwdb_all -= 8; |
| else if(pwdb_all > 4 && pwdb_all <= 14) |
| pwdb_all -= 4; |
| if (cck_highpwr == false){ |
| if (pwdb_all >= 80) |
| pwdb_all =((pwdb_all-80)<<1)+((pwdb_all-80)>>1)+80; |
| else if((pwdb_all <= 78) && (pwdb_all >= 20)) |
| pwdb_all += 3; |
| if(pwdb_all>100) |
| pwdb_all = 100; |
| } |
| |
| pstatus->rx_pwdb_all = pwdb_all; |
| pstatus->recvsignalpower = rx_pwr_all; |
| |
| /* (3) Get Signal Quality (EVM) */ |
| if (bpacket_match_bssid) { |
| u8 sq; |
| |
| if (pstatus->rx_pwdb_all > 40) |
| sq = 100; |
| else { |
| sq = cck_buf->sq_rpt; |
| if (sq > 64) |
| sq = 0; |
| else if (sq < 20) |
| sq = 100; |
| else |
| sq = ((64 - sq) * 100) / 44; |
| } |
| |
| pstatus->signalquality = sq; |
| pstatus->rx_mimo_signalquality[0] = sq; |
| pstatus->rx_mimo_signalquality[1] = -1; |
| } |
| } else { |
| rtlpriv->dm.brfpath_rxenable[0] = |
| rtlpriv->dm.brfpath_rxenable[1] = true; |
| |
| /* (1)Get RSSI for HT rate */ |
| for (i = RF90_PATH_A; i < RF6052_MAX_PATH; i++) { |
| |
| /* we will judge RF RX path now. */ |
| if (rtlpriv->dm.brfpath_rxenable[i]) |
| rf_rx_num++; |
| |
| rx_pwr[i] = ((p_drvinfo->gain_trsw[i] & 0x3f) * 2) - 110; |
| |
| /* Translate DBM to percentage. */ |
| rssi = rtl_query_rxpwrpercentage(rx_pwr[i]); |
| total_rssi += rssi; |
| |
| /* Get Rx snr value in DB */ |
| rtlpriv->stats.rx_snr_db[i] = (long)(p_drvinfo->rxsnr[i] / 2); |
| |
| /* Record Signal Strength for next packet */ |
| if (bpacket_match_bssid) |
| pstatus->rx_mimo_signalstrength[i] = (u8) rssi; |
| } |
| |
| /* (2)PWDB, Average PWDB cacluated by |
| * hardware (for rate adaptive) */ |
| rx_pwr_all = ((p_drvinfo->pwdb_all >> 1) & 0x7f) - 110; |
| |
| pwdb_all = rtl_query_rxpwrpercentage(rx_pwr_all); |
| pstatus->rx_pwdb_all = pwdb_all; |
| pstatus->rxpower = rx_pwr_all; |
| pstatus->recvsignalpower = rx_pwr_all; |
| |
| /* (3)EVM of HT rate */ |
| if (pstatus->b_is_ht && pstatus->rate >= DESC_RATEMCS8 && |
| pstatus->rate <= DESC_RATEMCS15) |
| max_spatial_stream = 2; |
| else |
| max_spatial_stream = 1; |
| |
| for (i = 0; i < max_spatial_stream; i++) { |
| evm = rtl_evm_db_to_percentage(p_drvinfo->rxevm[i]); |
| |
| if (bpacket_match_bssid) { |
| /* Fill value in RFD, Get the first |
| * spatial stream only */ |
| if (i == 0) |
| pstatus->signalquality = (u8) (evm & 0xff); |
| pstatus->rx_mimo_signalquality[i] = (u8) (evm & 0xff); |
| } |
| } |
| } |
| |
| /* UI BSS List signal strength(in percentage), |
| * make it good looking, from 0~100. */ |
| if (b_is_cck) |
| pstatus->signalstrength = (u8)(rtl_signal_scale_mapping(hw, |
| pwdb_all)); |
| else if (rf_rx_num != 0) |
| pstatus->signalstrength = (u8)(rtl_signal_scale_mapping(hw, |
| total_rssi /= rf_rx_num)); |
| /*HW antenna diversity*/ |
| rtldm->fat_table.antsel_rx_keep_0 = p_phystRpt->ant_sel; |
| rtldm->fat_table.antsel_rx_keep_1 = p_phystRpt->ant_sel_b; |
| rtldm->fat_table.antsel_rx_keep_2 = p_phystRpt->antsel_rx_keep_2; |
| |
| } |
| #if 0 |
| static void _rtl8821ae_smart_antenna(struct ieee80211_hw *hw, |
| struct rtl_stats *pstatus) |
| { |
| struct rtl_dm *rtldm= rtl_dm(rtl_priv(hw)); |
| struct rtl_efuse *rtlefuse =rtl_efuse(rtl_priv(hw)); |
| u8 antsel_tr_mux; |
| struct fast_ant_trainning *pfat_table = &(rtldm->fat_table); |
| |
| if (rtlefuse->antenna_div_type == CG_TRX_SMART_ANTDIV) { |
| if (pfat_table->fat_state == FAT_TRAINING_STATE) { |
| if (pstatus->b_packet_toself) { |
| antsel_tr_mux = (pfat_table->antsel_rx_keep_2 << 2) | |
| (pfat_table->antsel_rx_keep_1 << 1) | pfat_table->antsel_rx_keep_0; |
| pfat_table->ant_sum_rssi[antsel_tr_mux] += pstatus->rx_pwdb_all; |
| pfat_table->ant_rssi_cnt[antsel_tr_mux]++; |
| } |
| } |
| } else if ((rtlefuse->antenna_div_type == CG_TRX_HW_ANTDIV) || |
| (rtlefuse->antenna_div_type == CGCS_RX_HW_ANTDIV)) { |
| if (pstatus->b_packet_toself || pstatus->b_packet_matchbssid) { |
| antsel_tr_mux = (pfat_table->antsel_rx_keep_2 << 2) | |
| (pfat_table->antsel_rx_keep_1 << 1) | pfat_table->antsel_rx_keep_0; |
| rtl8821ae_dm_ant_sel_statistics(hw, antsel_tr_mux, 0, pstatus->rx_pwdb_all); |
| } |
| |
| } |
| } |
| #endif |
| static void _rtl8821ae_translate_rx_signal_stuff(struct ieee80211_hw *hw, |
| struct sk_buff *skb, struct rtl_stats *pstatus, |
| u8 *pdesc, struct rx_fwinfo_8821ae *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; |
| u8 *psaddr; |
| u16 fc, type; |
| bool b_packet_matchbssid, b_packet_toself, b_packet_beacon; |
| |
| tmp_buf = skb->data + pstatus->rx_drvinfo_size + pstatus->rx_bufshift; |
| |
| hdr = (struct ieee80211_hdr *)tmp_buf; |
| fc = le16_to_cpu(hdr->frame_control); |
| type = WLAN_FC_GET_TYPE(fc); |
| praddr = hdr->addr1; |
| psaddr = ieee80211_get_SA(hdr); |
| memcpy(pstatus->psaddr, psaddr, ETH_ALEN); |
| |
| b_packet_matchbssid = ((IEEE80211_FTYPE_CTL != type) && |
| (!ether_addr_equal(mac->bssid, (fc & IEEE80211_FCTL_TODS) ? |
| hdr->addr1 : (fc & IEEE80211_FCTL_FROMDS) ? |
| hdr->addr2 : hdr->addr3)) && (!pstatus->b_hwerror) && |
| (!pstatus->b_crc) && (!pstatus->b_icv)); |
| |
| b_packet_toself = b_packet_matchbssid && |
| (!ether_addr_equal(praddr, rtlefuse->dev_addr)); |
| |
| if (ieee80211_is_beacon(fc)) |
| b_packet_beacon = true; |
| else |
| b_packet_beacon = false; |
| |
| if (b_packet_beacon && b_packet_matchbssid) |
| rtl_priv(hw)->dm.dbginfo.num_qry_beacon_pkt++; |
| |
| _rtl8821ae_query_rxphystatus(hw, pstatus, pdesc, p_drvinfo, |
| b_packet_matchbssid, b_packet_toself, |
| b_packet_beacon); |
| /*_rtl8821ae_smart_antenna(hw, pstatus); */ |
| rtl_process_phyinfo(hw, tmp_buf, pstatus); |
| } |
| |
| static void _rtl8821ae_insert_emcontent(struct rtl_tcb_desc *ptcb_desc, |
| u8 *virtualaddress) |
| { |
| u32 dwtmp = 0; |
| memset(virtualaddress, 0, 8); |
| |
| SET_EARLYMODE_PKTNUM(virtualaddress, ptcb_desc->empkt_num); |
| if (ptcb_desc->empkt_num == 1) |
| dwtmp = ptcb_desc->empkt_len[0]; |
| else { |
| dwtmp = ptcb_desc->empkt_len[0]; |
| dwtmp += ((dwtmp%4)?(4-dwtmp%4):0)+4; |
| dwtmp += ptcb_desc->empkt_len[1]; |
| } |
| SET_EARLYMODE_LEN0(virtualaddress, dwtmp); |
| |
| if (ptcb_desc->empkt_num <= 3) |
| dwtmp = ptcb_desc->empkt_len[2]; |
| else { |
| dwtmp = ptcb_desc->empkt_len[2]; |
| dwtmp += ((dwtmp%4)?(4-dwtmp%4):0)+4; |
| dwtmp += ptcb_desc->empkt_len[3]; |
| } |
| SET_EARLYMODE_LEN1(virtualaddress, dwtmp); |
| if (ptcb_desc->empkt_num <= 5) |
| dwtmp = ptcb_desc->empkt_len[4]; |
| else { |
| dwtmp = ptcb_desc->empkt_len[4]; |
| dwtmp += ((dwtmp%4)?(4-dwtmp%4):0)+4; |
| dwtmp += ptcb_desc->empkt_len[5]; |
| } |
| SET_EARLYMODE_LEN2_1(virtualaddress, dwtmp & 0xF); |
| SET_EARLYMODE_LEN2_2(virtualaddress, dwtmp >> 4); |
| if (ptcb_desc->empkt_num <= 7) |
| dwtmp = ptcb_desc->empkt_len[6]; |
| else { |
| dwtmp = ptcb_desc->empkt_len[6]; |
| dwtmp += ((dwtmp%4)?(4-dwtmp%4):0)+4; |
| dwtmp += ptcb_desc->empkt_len[7]; |
| } |
| SET_EARLYMODE_LEN3(virtualaddress, dwtmp); |
| if (ptcb_desc->empkt_num <= 9) |
| dwtmp = ptcb_desc->empkt_len[8]; |
| else { |
| dwtmp = ptcb_desc->empkt_len[8]; |
| dwtmp += ((dwtmp%4)?(4-dwtmp%4):0)+4; |
| dwtmp += ptcb_desc->empkt_len[9]; |
| } |
| SET_EARLYMODE_LEN4(virtualaddress, dwtmp); |
| } |
| |
| bool rtl8821ae_rx_query_desc(struct ieee80211_hw *hw, |
| struct rtl_stats *status, |
| struct ieee80211_rx_status *rx_status, |
| u8 *pdesc, struct sk_buff *skb) |
| { |
| struct rtl_priv *rtlpriv = rtl_priv(hw); |
| struct rx_fwinfo_8821ae *p_drvinfo; |
| struct ieee80211_hdr *hdr; |
| |
| u32 phystatus = GET_RX_DESC_PHYST(pdesc); |
| |
| status->length = (u16) GET_RX_DESC_PKT_LEN(pdesc); |
| status->rx_drvinfo_size = (u8) GET_RX_DESC_DRV_INFO_SIZE(pdesc) * |
| RX_DRV_INFO_SIZE_UNIT; |
| status->rx_bufshift = (u8) (GET_RX_DESC_SHIFT(pdesc) & 0x03); |
| status->b_icv = (u16) GET_RX_DESC_ICV(pdesc); |
| status->b_crc = (u16) GET_RX_DESC_CRC32(pdesc); |
| status->b_hwerror = (status->b_crc | status->b_icv); |
| status->decrypted = !GET_RX_DESC_SWDEC(pdesc); |
| status->rate = (u8) GET_RX_DESC_RXMCS(pdesc); |
| status->b_shortpreamble = (u16) GET_RX_DESC_SPLCP(pdesc); |
| status->b_isampdu = (bool) (GET_RX_DESC_PAGGR(pdesc) == 1); |
| status->b_isfirst_ampdu = (bool) (GET_RX_DESC_PAGGR(pdesc) == 1); |
| status->timestamp_low = GET_RX_DESC_TSFL(pdesc); |
| status->rx_is40Mhzpacket = (bool) GET_RX_DESC_BW(pdesc); |
| status->macid = GET_RX_DESC_MACID(pdesc); |
| status->b_is_ht = (bool)GET_RX_DESC_RXHT(pdesc); |
| |
| status->b_is_cck = RX_HAL_IS_CCK_RATE(status->rate); |
| |
| if (GET_RX_STATUS_DESC_RPT_SEL(pdesc)) |
| status->packet_report_type = C2H_PACKET; |
| else |
| status->packet_report_type = NORMAL_RX; |
| |
| if (GET_RX_STATUS_DESC_PATTERN_MATCH(pdesc)) |
| status->wake_match = BIT(2); |
| else if (GET_RX_STATUS_DESC_MAGIC_MATCH(pdesc)) |
| status->wake_match = BIT(1); |
| 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(COMP_RXDESC,DBG_LOUD, |
| ("GGGGGGGGGGGGGet Wakeup Packet!! WakeMatch=%d\n",status->wake_match )); |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,10,0)) |
| rx_status->freq = hw->conf.chandef.chan->center_freq; |
| rx_status->band = hw->conf.chandef.chan->band; |
| #else |
| rx_status->freq = hw->conf.channel->center_freq; |
| rx_status->band = hw->conf.channel->band; |
| #endif |
| |
| hdr = (struct ieee80211_hdr *)(skb->data + status->rx_drvinfo_size |
| + status->rx_bufshift); |
| |
| if (status->b_crc) |
| rx_status->flag |= RX_FLAG_FAILED_FCS_CRC; |
| |
| if (status->rx_is40Mhzpacket) |
| rx_status->flag |= RX_FLAG_40MHZ; |
| |
| if (status->b_is_ht) |
| rx_status->flag |= RX_FLAG_HT; |
| |
| rx_status->flag |= RX_FLAG_MACTIME_MPDU; |
| |
| /* 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) { |
| if (!hdr) { |
| WARN_ON_ONCE(true); |
| pr_err("decrypted is true but hdr NULL, from skb %p\n", |
| rtl_get_hdr(skb)); |
| 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 = _rtl8821ae_rate_mapping(hw, |
| status->b_is_ht, status->rate); |
| |
| rx_status->mactime = status->timestamp_low; |
| if (phystatus == true) { |
| p_drvinfo = (struct rx_fwinfo_8821ae *)(skb->data + |
| status->rx_bufshift); |
| |
| _rtl8821ae_translate_rx_signal_stuff(hw, |
| skb, status, pdesc, |
| p_drvinfo); |
| } |
| |
| /*rx_status->qual = status->signal; */ |
| rx_status->signal = status->recvsignalpower + 10; |
| /*rx_status->noise = -status->noise; */ |
| 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; |
| } |
| |
| /*<delete in kernel start>*/ |
| #if (LINUX_VERSION_CODE < KERNEL_VERSION(3,7,0)) |
| void rtl8821ae_tx_fill_desc(struct ieee80211_hw *hw, |
| struct ieee80211_hdr *hdr, u8 *pdesc_tx, u8 *txbd, |
| struct ieee80211_tx_info *info, struct sk_buff *skb, |
| u8 hw_queue, struct rtl_tcb_desc *ptcb_desc) |
| #else |
| /*<delete in kernel end>*/ |
| void rtl8821ae_tx_fill_desc(struct ieee80211_hw *hw, |
| struct ieee80211_hdr *hdr, u8 *pdesc_tx, u8 *txbd, |
| struct ieee80211_tx_info *info, |
| struct ieee80211_sta *sta, |
| struct sk_buff *skb, |
| u8 hw_queue, struct rtl_tcb_desc *ptcb_desc) |
| /*<delete in kernel start>*/ |
| #endif |
| /*<delete in kernel end>*/ |
| { |
| 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); |
| /*<delete in kernel start>*/ |
| #if (LINUX_VERSION_CODE < KERNEL_VERSION(3,7,0)) |
| struct ieee80211_sta *sta = info->control.sta; |
| #endif |
| /*<delete in kernel end>*/ |
| u8 *pdesc = (u8 *) pdesc_tx; |
| u16 seq_number; |
| u16 fc = le16_to_cpu(hdr->frame_control); |
| unsigned int buf_len = 0; |
| unsigned int skb_len = skb->len; |
| u8 fw_qsel = _rtl8821ae_map_hwqueue_to_fwqueue(skb, hw_queue); |
| bool b_firstseg = ((hdr->seq_ctrl & |
| cpu_to_le16(IEEE80211_SCTL_FRAG)) == 0); |
| bool b_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->b_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(COMP_SEND, DBG_TRACE, |
| ("DMA mapping error")); |
| return; |
| } |
| CLEAR_PCI_TX_DESC_CONTENT(pdesc, sizeof(struct tx_desc_8821ae)); |
| if (ieee80211_is_nullfunc(fc) || ieee80211_is_ctl(fc)) { |
| b_firstseg = true; |
| b_lastseg = true; |
| } |
| if (b_firstseg) { |
| if (rtlhal->b_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(COMP_SEND, DBG_TRACE, |
| ("Insert 8 byte.pTcb->EMPktNum:%d\n", |
| ptcb_desc->empkt_num)); |
| _rtl8821ae_insert_emcontent(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 > DESC_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->b_rts_enable && |
| !ptcb_desc->b_cts_enable) ? 1 : 0)); |
| SET_TX_DESC_HW_RTS_ENABLE(pdesc,0); |
| SET_TX_DESC_CTS2SELF(pdesc, ((ptcb_desc->b_cts_enable) ? 1 : 0)); |
| /* SET_TX_DESC_RTS_STBC(pdesc, ((ptcb_desc->b_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 <= DESC_RATE54M) ? |
| (ptcb_desc->b_rts_use_shortpreamble ? 1 : 0) : |
| (ptcb_desc->b_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->b_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 = info->control.hw_key; |
| /*<delete in kernel start>*/ |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,37)) |
| /*<delete in kernel end>*/ |
| 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; |
| |
| } |
| /*<delete in kernel start>*/ |
| #else |
| switch (keyconf->alg) { |
| case ALG_WEP: |
| case ALG_TKIP: |
| SET_TX_DESC_SEC_TYPE(pdesc, 0x1); |
| break; |
| case ALG_CCMP: |
| SET_TX_DESC_SEC_TYPE(pdesc, 0x3); |
| break; |
| default: |
| SET_TX_DESC_SEC_TYPE(pdesc, 0x0); |
| break; |
| |
| } |
| #endif |
| /*<delete in kernel end>*/ |
| } |
| |
| 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); |
| |
| #if 0 |
| SET_TX_DESC_USE_RATE(pdesc, 1); |
| SET_TX_DESC_TX_RATE(pdesc, 0x04); |
| |
| SET_TX_DESC_RETRY_LIMIT_ENABLE(pdesc, 1); |
| SET_TX_DESC_DATA_RETRY_LIMIT(pdesc, 0x3f); |
| #endif |
| |
| /*SET_TX_DESC_PWR_STATUS(pdesc, pwr_status);*/ |
| /* 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(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, (b_firstseg ? 1 : 0)); |
| SET_TX_DESC_LAST_SEG(pdesc, (b_lastseg ? 1 : 0)); |
| SET_TX_DESC_TX_BUFFER_SIZE(pdesc, (u16) buf_len); |
| SET_TX_DESC_TX_BUFFER_ADDRESS(pdesc, cpu_to_le32(mapping)); |
| //if (rtlpriv->dm.b_useramask) { |
| if(1){ |
| 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->mac_id); |
| } |
| /* 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_HWSEQ_SEL(pdesc, 0); |
| } |
| SET_TX_DESC_MORE_FRAG(pdesc, (b_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); |
| } |
| |
| rtl8821ae_dm_set_tx_ant_by_tx_info(hw,pdesc,ptcb_desc->mac_id); |
| RT_TRACE(COMP_SEND, DBG_TRACE, ("\n")); |
| } |
| |
| void rtl8821ae_tx_fill_cmddesc(struct ieee80211_hw *hw, |
| u8 *pdesc, bool b_firstseg, |
| bool b_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); |
| |
| if (pci_dma_mapping_error(rtlpci->pdev, mapping)) { |
| RT_TRACE(COMP_SEND, DBG_TRACE, |
| ("DMA mapping error")); |
| return; |
| } |
| CLEAR_PCI_TX_DESC_CONTENT(pdesc, TX_DESC_SIZE); |
| |
| SET_TX_DESC_FIRST_SEG(pdesc, 1); |
| SET_TX_DESC_LAST_SEG(pdesc, 1); |
| |
| SET_TX_DESC_PKT_SIZE((u8 *) pdesc, (u16) (skb->len)); |
| |
| SET_TX_DESC_OFFSET(pdesc, USB_HWDESC_HEADER_LEN); |
| |
| SET_TX_DESC_USE_RATE(pdesc, 1); |
| SET_TX_DESC_TX_RATE(pdesc, DESC_RATE1M); |
| SET_TX_DESC_DISABLE_FB(pdesc, 1); |
| |
| SET_TX_DESC_DATA_BW(pdesc, 0); |
| |
| SET_TX_DESC_HWSEQ_EN(pdesc, 1); |
| |
| SET_TX_DESC_QUEUE_SEL(pdesc, fw_queue); |
| /* |
| if(IsCtrlNDPA(VirtualAddress) || IsMgntNDPA(VirtualAddress)) |
| { |
| SET_TX_DESC_DATA_RETRY_LIMIT_8812(pDesc, 5); |
| SET_TX_DESC_RETRY_LIMIT_ENABLE_8812(pDesc, 1); |
| |
| if(IsMgntNDPA(VirtualAddress)) |
| { |
| SET_TX_DESC_NDPA_8812(pDesc, 1); |
| SET_TX_DESC_RTS_SC_8812(pDesc, SCMapping_8812(Adapter, pTcb)); |
| } |
| else |
| { |
| SET_TX_DESC_NDPA_8812(pDesc, 2); |
| SET_TX_DESC_RTS_SC_8812(pDesc, SCMapping_8812(Adapter, pTcb)); |
| } |
| }*/ |
| |
| SET_TX_DESC_TX_BUFFER_SIZE(pdesc, (u16) (skb->len)); |
| |
| SET_TX_DESC_TX_BUFFER_ADDRESS(pdesc, cpu_to_le32(mapping)); |
| |
| SET_TX_DESC_MACID(pdesc, 0); |
| |
| SET_TX_DESC_OWN(pdesc, 1); |
| |
| RT_PRINT_DATA(rtlpriv, COMP_CMD, DBG_LOUD, |
| "H2C Tx Cmd Content\n", |
| pdesc, TX_DESC_SIZE); |
| } |
| |
| void rtl8821ae_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 process\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 process\n", desc_name)); |
| break; |
| } |
| } |
| } |
| |
| u32 rtl8821ae_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 process\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 process\n", desc_name)); |
| break; |
| } |
| } |
| return ret; |
| } |
| |
| bool rtl8821ae_is_tx_desc_closed(struct ieee80211_hw *hw, |
| u8 hw_queue, u16 index) |
| { |
| struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw)); |
| struct rtl8192_tx_ring *ring = &rtlpci->tx_ring[hw_queue]; |
| u8 *entry = (u8 *)(&ring->desc[ring->idx]); |
| u8 own = (u8) rtl8821ae_get_desc(entry, true, HW_DESC_OWN); |
| |
| /* |
| *beacon packet will only use the first |
| *descriptor defautly,and the own may not |
| *be cleared by the hardware |
| */ |
| if (own) |
| return false; |
| else |
| return true; |
| } |
| |
| |
| void rtl8821ae_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)); |
| } |
| } |