drivers/net/wireless/rtlwifi/rtl8723ae/trx.c

   1 /******************************************************************************
   2  *
   3  * Copyright(c) 2009-2012  Realtek Corporation.
   4  *
   5  * This program is free software; you can redistribute it and/or modify it
   6  * under the terms of version 2 of the GNU General Public License as
   7  * published by the Free Software Foundation.
   8  *
   9  * This program is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
  12  * more details.
  13  *
  14  * The full GNU General Public License is included in this distribution in the
  15  * file called LICENSE.
  16  *
  17  * Contact Information:
  18  * wlanfae <wlanfae@realtek.com>
  19  * Realtek Corporation, No. 2, Innovation Road II, Hsinchu Science Park,
  20  * Hsinchu 300, Taiwan.
  21  *
  22  * Larry Finger <Larry.Finger@lwfinger.net>
  23  *
  24  *****************************************************************************/
  25
  26 #include "../wifi.h"
  27 #include "../pci.h"
  28 #include "../base.h"
  29 #include "../stats.h"
  30 #include "reg.h"
  31 #include "def.h"
  32 #include "phy.h"
  33 #include "trx.h"
  34 #include "led.h"
  35
  36 static u8 _rtl8723e_map_hwqueue_to_fwqueue(struct sk_buff *skb, u8 hw_queue)
  37 {
  38         __le16 fc = rtl_get_fc(skb);
  39
  40         if (unlikely(ieee80211_is_beacon(fc)))
  41                 return QSLT_BEACON;
  42         if (ieee80211_is_mgmt(fc) || ieee80211_is_ctl(fc))
  43                 return QSLT_MGNT;
  44
  45         return skb->priority;
  46 }
  47
  48 static void _rtl8723e_query_rxphystatus(struct ieee80211_hw *hw,
  49                                         struct rtl_stats *pstatus, u8 *pdesc,
  50                                         struct rx_fwinfo_8723e *p_drvinfo,
  51                                         bool bpacket_match_bssid,
  52                                         bool bpacket_toself, bool packet_beacon)
  53 {
  54         struct rtl_priv *rtlpriv = rtl_priv(hw);
  55         struct rtl_ps_ctl *ppsc = rtl_psc(rtlpriv);
  56         struct phy_sts_cck_8723e_t *cck_buf;
  57         s8 rx_pwr_all = 0, rx_pwr[4];
  58         u8 rf_rx_num = 0, evm, pwdb_all;
  59         u8 i, max_spatial_stream;
  60         u32 rssi, total_rssi = 0;
  61         bool is_cck = pstatus->is_cck;
  62
  63         /* Record it for next packet processing */
  64         pstatus->packet_matchbssid = bpacket_match_bssid;
  65         pstatus->packet_toself = bpacket_toself;
  66         pstatus->packet_beacon = packet_beacon;
  67         pstatus->rx_mimo_signalquality[0] = -1;
  68         pstatus->rx_mimo_signalquality[1] = -1;
  69
  70         if (is_cck) {
  71                 u8 report, cck_highpwr;
  72
  73                 /* CCK Driver info Structure is not the same as OFDM packet. */
  74                 cck_buf = (struct phy_sts_cck_8723e_t *)p_drvinfo;
  75
  76                 /* (1)Hardware does not provide RSSI for CCK */
  77                 /* (2)PWDB, Average PWDB cacluated by
  78                  * hardware (for rate adaptive)
  79                  */
  80                 if (ppsc->rfpwr_state == ERFON)
  81                         cck_highpwr = (u8)rtl_get_bbreg(hw,
  82                                         RFPGA0_XA_HSSIPARAMETER2,
  83                                         BIT(9));
  84                 else
  85                         cck_highpwr = false;
  86
  87                 if (!cck_highpwr) {
  88                         u8 cck_agc_rpt = cck_buf->cck_agc_rpt;
  89                         report = cck_buf->cck_agc_rpt & 0xc0;
  90                         report = report >> 6;
  91                         switch (report) {
  92                         case 0x3:
  93                                 rx_pwr_all = -46 - (cck_agc_rpt & 0x3e);
  94                                 break;
  95                         case 0x2:
  96                                 rx_pwr_all = -26 - (cck_agc_rpt & 0x3e);
  97                                 break;
  98                         case 0x1:
  99                                 rx_pwr_all = -12 - (cck_agc_rpt & 0x3e);
 100                                 break;
 101                         case 0x0:
 102                                 rx_pwr_all = 16 - (cck_agc_rpt & 0x3e);
 103                                 break;
 104                         }
 105                 } else {
 106                         u8 cck_agc_rpt = cck_buf->cck_agc_rpt;
 107                         report = p_drvinfo->cfosho[0] & 0x60;
 108                         report = report >> 5;
 109                         switch (report) {
 110                         case 0x3:
 111                                 rx_pwr_all = -46 - ((cck_agc_rpt & 0x1f) << 1);
 112                                 break;
 113                         case 0x2:
 114                                 rx_pwr_all = -26 - ((cck_agc_rpt & 0x1f) << 1);
 115                                 break;
 116                         case 0x1:
 117                                 rx_pwr_all = -12 - ((cck_agc_rpt & 0x1f) << 1);
 118                                 break;
 119                         case 0x0:
 120                                 rx_pwr_all = 16 - ((cck_agc_rpt & 0x1f) << 1);
 121                                 break;
 122                         }
 123                 }
 124
 125                 pwdb_all = rtl_query_rxpwrpercentage(rx_pwr_all);
 126                 /* CCK gain is smaller than OFDM/MCS gain,  */
 127                 /* so we add gain diff by experiences,
 128                  * the val is 6
 129                  */
 130                 pwdb_all += 6;
 131                 if (pwdb_all > 100)
 132                         pwdb_all = 100;
 133                 /* modify the offset to make the same
 134                  * gain index with OFDM.
 135                  */
 136                 if (pwdb_all > 34 && pwdb_all <= 42)
 137                         pwdb_all -= 2;
 138                 else if (pwdb_all > 26 && pwdb_all <= 34)
 139                         pwdb_all -= 6;
 140                 else if (pwdb_all > 14 && pwdb_all <= 26)
 141                         pwdb_all -= 8;
 142                 else if (pwdb_all > 4 && pwdb_all <= 14)
 143                         pwdb_all -= 4;
 144
 145                 pstatus->rx_pwdb_all = pwdb_all;
 146                 pstatus->recvsignalpower = rx_pwr_all;
 147
 148                 /* (3) Get Signal Quality (EVM) */
 149                 if (bpacket_match_bssid) {
 150                         u8 sq;
 151
 152                         if (pstatus->rx_pwdb_all > 40)
 153                                 sq = 100;
 154                         else {
 155                                 sq = cck_buf->sq_rpt;
 156                                 if (sq > 64)
 157                                         sq = 0;
 158                                 else if (sq < 20)
 159                                         sq = 100;
 160                                 else
 161                                         sq = ((64 - sq) * 100) / 44;
 162                         }
 163
 164                         pstatus->signalquality = sq;
 165                         pstatus->rx_mimo_signalquality[0] = sq;
 166                         pstatus->rx_mimo_signalquality[1] = -1;
 167                 }
 168         } else {
 169                 rtlpriv->dm.rfpath_rxenable[0] =
 170                     rtlpriv->dm.rfpath_rxenable[1] = true;
 171
 172                 /* (1)Get RSSI for HT rate */
 173                 for (i = RF90_PATH_A; i < RF6052_MAX_PATH; i++) {
 174
 175                         /* we will judge RF RX path now. */
 176                         if (rtlpriv->dm.rfpath_rxenable[i])
 177                                 rf_rx_num++;
 178
 179                         rx_pwr[i] = ((p_drvinfo->gain_trsw[i] &
 180                                       0x3f) * 2) - 110;
 181
 182                         /* Translate DBM to percentage. */
 183                         rssi = rtl_query_rxpwrpercentage(rx_pwr[i]);
 184                         total_rssi += rssi;
 185
 186                         /* Get Rx snr value in DB */
 187                         rtlpriv->stats.rx_snr_db[i] =
 188                                 (long)(p_drvinfo->rxsnr[i] / 2);
 189
 190                         /* Record Signal Strength for next packet */
 191                         if (bpacket_match_bssid)
 192                                 pstatus->rx_mimo_signalstrength[i] = (u8)rssi;
 193                 }
 194
 195                 /* (2)PWDB, Average PWDB cacluated by
 196                  * hardware (for rate adaptive)
 197                  */
 198                 rx_pwr_all = ((p_drvinfo->pwdb_all >> 1) & 0x7f) - 110;
 199
 200                 pwdb_all = rtl_query_rxpwrpercentage(rx_pwr_all);
 201                 pstatus->rx_pwdb_all = pwdb_all;
 202                 pstatus->rxpower = rx_pwr_all;
 203                 pstatus->recvsignalpower = rx_pwr_all;
 204
 205                 /* (3)EVM of HT rate */
 206                 if (pstatus->is_ht && pstatus->rate >= DESC92C_RATEMCS8 &&
 207                     pstatus->rate <= DESC92C_RATEMCS15)
 208                         max_spatial_stream = 2;
 209                 else
 210                         max_spatial_stream = 1;
 211
 212                 for (i = 0; i < max_spatial_stream; i++) {
 213                         evm = rtl_evm_db_to_percentage(p_drvinfo->rxevm[i]);
 214
 215                         if (bpacket_match_bssid) {
 216                                 /* Fill value in RFD, Get the first
 217                                  * spatial stream only
 218                                  */
 219                                 if (i == 0)
 220                                         pstatus->signalquality =
 221                                                 (u8)(evm & 0xff);
 222                                 pstatus->rx_mimo_signalquality[i] =
 223                                         (u8)(evm & 0xff);
 224                         }
 225                 }
 226         }
 227
 228         /* UI BSS List signal strength(in percentage),
 229          * make it good looking, from 0~100.
 230          */
 231         if (is_cck)
 232                 pstatus->signalstrength = (u8)(rtl_signal_scale_mapping(hw,
 233                         pwdb_all));
 234         else if (rf_rx_num != 0)
 235                 pstatus->signalstrength = (u8)(rtl_signal_scale_mapping(hw,
 236                         total_rssi /= rf_rx_num));
 237 }
 238
 239 static void translate_rx_signal_stuff(struct ieee80211_hw *hw,
 240                                       struct sk_buff *skb,
 241                                       struct rtl_stats *pstatus, u8 *pdesc,
 242                                       struct rx_fwinfo_8723e *p_drvinfo)
 243 {
 244         struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
 245         struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw));
 246         struct ieee80211_hdr *hdr;
 247         u8 *tmp_buf;
 248         u8 *praddr;
 249         /*u8 *psaddr;*/
 250         u16 fc, type;
 251         bool packet_matchbssid, packet_toself, packet_beacon;
 252
 253         tmp_buf = skb->data + pstatus->rx_drvinfo_size + pstatus->rx_bufshift;
 254
 255         hdr = (struct ieee80211_hdr *)tmp_buf;
 256         fc = le16_to_cpu(hdr->frame_control);
 257         type = WLAN_FC_GET_TYPE(hdr->frame_control);
 258         praddr = hdr->addr1;
 259
 260         packet_matchbssid = ((IEEE80211_FTYPE_CTL != type) &&
 261                 (ether_addr_equal(mac->bssid, (fc & IEEE80211_FCTL_TODS) ?
 262                  hdr->addr1 : (fc & IEEE80211_FCTL_FROMDS) ?
 263                  hdr->addr2 : hdr->addr3)) &&
 264                  (!pstatus->hwerror) &&
 265                  (!pstatus->crc) && (!pstatus->icv));
 266
 267         packet_toself = packet_matchbssid &&
 268             (ether_addr_equal(praddr, rtlefuse->dev_addr));
 269
 270         if (ieee80211_is_beacon(hdr->frame_control))
 271                 packet_beacon = true;
 272         else
 273                 packet_beacon = false;
 274
 275         _rtl8723e_query_rxphystatus(hw, pstatus, pdesc, p_drvinfo,
 276                                     packet_matchbssid, packet_toself,
 277                                     packet_beacon);
 278
 279         rtl_process_phyinfo(hw, tmp_buf, pstatus);
 280 }
 281
 282 bool rtl8723e_rx_query_desc(struct ieee80211_hw *hw,
 283                             struct rtl_stats *status,
 284                             struct ieee80211_rx_status *rx_status,
 285                             u8 *pdesc, struct sk_buff *skb)
 286 {
 287         struct rx_fwinfo_8723e *p_drvinfo;
 288         struct ieee80211_hdr *hdr;
 289         u32 phystatus = GET_RX_DESC_PHYST(pdesc);
 290
 291         status->length = (u16)GET_RX_DESC_PKT_LEN(pdesc);
 292         status->rx_drvinfo_size = (u8)GET_RX_DESC_DRV_INFO_SIZE(pdesc) *
 293             RX_DRV_INFO_SIZE_UNIT;
 294         status->rx_bufshift = (u8)(GET_RX_DESC_SHIFT(pdesc) & 0x03);
 295         status->icv = (u16)GET_RX_DESC_ICV(pdesc);
 296         status->crc = (u16)GET_RX_DESC_CRC32(pdesc);
 297         status->hwerror = (status->crc | status->icv);
 298         status->decrypted = !GET_RX_DESC_SWDEC(pdesc);
 299         status->rate = (u8)GET_RX_DESC_RXMCS(pdesc);
 300         status->shortpreamble = (u16)GET_RX_DESC_SPLCP(pdesc);
 301         status->isampdu = (bool)(GET_RX_DESC_PAGGR(pdesc) == 1);
 302         status->isfirst_ampdu = (bool)((GET_RX_DESC_PAGGR(pdesc) == 1) &&
 303                                        (GET_RX_DESC_FAGGR(pdesc) == 1));
 304         status->timestamp_low = GET_RX_DESC_TSFL(pdesc);
 305         status->rx_is40Mhzpacket = (bool)GET_RX_DESC_BW(pdesc);
 306         status->is_ht = (bool)GET_RX_DESC_RXHT(pdesc);
 307
 308         status->is_cck = RX_HAL_IS_CCK_RATE(status->rate);
 309
 310         rx_status->freq = hw->conf.chandef.chan->center_freq;
 311         rx_status->band = hw->conf.chandef.chan->band;
 312
 313         hdr = (struct ieee80211_hdr *)(skb->data + status->rx_drvinfo_size
 314                         + status->rx_bufshift);
 315
 316         if (status->crc)
 317                 rx_status->flag |= RX_FLAG_FAILED_FCS_CRC;
 318
 319         if (status->rx_is40Mhzpacket)
 320                 rx_status->flag |= RX_FLAG_40MHZ;
 321
 322         if (status->is_ht)
 323                 rx_status->flag |= RX_FLAG_HT;
 324
 325         rx_status->flag |= RX_FLAG_MACTIME_START;
 326
 327         /* hw will set status->decrypted true, if it finds the
 328          * frame is open data frame or mgmt frame.
 329          * So hw will not decryption robust managment frame
 330          * for IEEE80211w but still set status->decrypted
 331          * true, so here we should set it back to undecrypted
 332          * for IEEE80211w frame, and mac80211 sw will help
 333          * to decrypt it
 334          */
 335         if (status->decrypted) {
 336                 if ((!_ieee80211_is_robust_mgmt_frame(hdr)) &&
 337                     (ieee80211_has_protected(hdr->frame_control)))
 338                         rx_status->flag |= RX_FLAG_DECRYPTED;
 339                 else
 340                         rx_status->flag &= ~RX_FLAG_DECRYPTED;
 341         }
 342
 343         /* rate_idx: index of data rate into band's
 344          * supported rates or MCS index if HT rates
 345          * are use (RX_FLAG_HT)
 346          * Notice: this is diff with windows define
 347          */
 348         rx_status->rate_idx = rtlwifi_rate_mapping(hw, status->is_ht,
 349                                                    false, status->rate);
 350
 351         rx_status->mactime = status->timestamp_low;
 352         if (phystatus == true) {
 353                 p_drvinfo = (struct rx_fwinfo_8723e *)(skb->data +
 354                                                      status->rx_bufshift);
 355
 356                 translate_rx_signal_stuff(hw, skb, status, pdesc, p_drvinfo);
 357         }
 358         rx_status->signal = status->recvsignalpower + 10;
 359         return true;
 360 }
 361
 362 void rtl8723e_tx_fill_desc(struct ieee80211_hw *hw,
 363                            struct ieee80211_hdr *hdr, u8 *pdesc_tx,
 364                            u8 *txbd, struct ieee80211_tx_info *info,
 365                            struct ieee80211_sta *sta,
 366                            struct sk_buff *skb,
 367                            u8 hw_queue, struct rtl_tcb_desc *ptcb_desc)
 368 {
 369         struct rtl_priv *rtlpriv = rtl_priv(hw);
 370         struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
 371         struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw));
 372         struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
 373         bool b_defaultadapter = true;
 374         /* bool b_trigger_ac = false; */
 375         u8 *pdesc = (u8 *)pdesc_tx;
 376         u16 seq_number;
 377         __le16 fc = hdr->frame_control;
 378         u8 fw_qsel = _rtl8723e_map_hwqueue_to_fwqueue(skb, hw_queue);
 379         bool firstseg = ((hdr->seq_ctrl &
 380                           cpu_to_le16(IEEE80211_SCTL_FRAG)) == 0);
 381
 382         bool lastseg = ((hdr->frame_control &
 383                          cpu_to_le16(IEEE80211_FCTL_MOREFRAGS)) == 0);
 384
 385         dma_addr_t mapping = pci_map_single(rtlpci->pdev,
 386                                             skb->data, skb->len,
 387                                             PCI_DMA_TODEVICE);
 388         u8 bw_40 = 0;
 389
 390         if (pci_dma_mapping_error(rtlpci->pdev, mapping)) {
 391                 RT_TRACE(rtlpriv, COMP_SEND, DBG_TRACE,
 392                          "DMA mapping error");
 393                 return;
 394         }
 395         if (mac->opmode == NL80211_IFTYPE_STATION) {
 396                 bw_40 = mac->bw_40;
 397         } else if (mac->opmode == NL80211_IFTYPE_AP ||
 398                 mac->opmode == NL80211_IFTYPE_ADHOC) {
 399                 if (sta)
 400                         bw_40 = sta->ht_cap.cap &
 401                                 IEEE80211_HT_CAP_SUP_WIDTH_20_40;
 402         }
 403
 404         seq_number = (le16_to_cpu(hdr->seq_ctrl) & IEEE80211_SCTL_SEQ) >> 4;
 405
 406         rtl_get_tcb_desc(hw, info, sta, skb, ptcb_desc);
 407
 408         CLEAR_PCI_TX_DESC_CONTENT(pdesc, sizeof(struct tx_desc_8723e));
 409
 410         if (ieee80211_is_nullfunc(fc) || ieee80211_is_ctl(fc)) {
 411                 firstseg = true;
 412                 lastseg = true;
 413         }
 414
 415         if (firstseg) {
 416                 SET_TX_DESC_OFFSET(pdesc, USB_HWDESC_HEADER_LEN);
 417
 418                 SET_TX_DESC_TX_RATE(pdesc, ptcb_desc->hw_rate);
 419
 420                 if (ptcb_desc->use_shortgi || ptcb_desc->use_shortpreamble)
 421                         SET_TX_DESC_DATA_SHORTGI(pdesc, 1);
 422
 423                 if (info->flags & IEEE80211_TX_CTL_AMPDU) {
 424                         SET_TX_DESC_AGG_BREAK(pdesc, 1);
 425                         SET_TX_DESC_MAX_AGG_NUM(pdesc, 0x14);
 426                 }
 427                 SET_TX_DESC_SEQ(pdesc, seq_number);
 428
 429                 SET_TX_DESC_RTS_ENABLE(pdesc,
 430                                        ((ptcb_desc->rts_enable &&
 431                                         !ptcb_desc->cts_enable) ? 1 : 0));
 432                 SET_TX_DESC_HW_RTS_ENABLE(pdesc,
 433                                           ((ptcb_desc->rts_enable ||
 434                                           ptcb_desc->cts_enable) ? 1 : 0));
 435                 SET_TX_DESC_CTS2SELF(pdesc,
 436                                      ((ptcb_desc->cts_enable) ? 1 : 0));
 437                 SET_TX_DESC_RTS_STBC(pdesc,
 438                                      ((ptcb_desc->rts_stbc) ? 1 : 0));
 439
 440                 SET_TX_DESC_RTS_RATE(pdesc, ptcb_desc->rts_rate);
 441                 SET_TX_DESC_RTS_BW(pdesc, 0);
 442                 SET_TX_DESC_RTS_SC(pdesc, ptcb_desc->rts_sc);
 443                 SET_TX_DESC_RTS_SHORT(pdesc,
 444                                 ((ptcb_desc->rts_rate <= DESC92C_RATE54M) ?
 445                                 (ptcb_desc->rts_use_shortpreamble ? 1 : 0)
 446                                 : (ptcb_desc->rts_use_shortgi ? 1 : 0)));
 447
 448                 if (bw_40) {
 449                         if (ptcb_desc->packet_bw == HT_CHANNEL_WIDTH_20_40) {
 450                                 SET_TX_DESC_DATA_BW(pdesc, 1);
 451                                 SET_TX_DESC_TX_SUB_CARRIER(pdesc, 3);
 452                         } else {
 453                                 SET_TX_DESC_DATA_BW(pdesc, 0);
 454                                 SET_TX_DESC_TX_SUB_CARRIER(pdesc,
 455                                         mac->cur_40_prime_sc);
 456                         }
 457                 } else {
 458                         SET_TX_DESC_DATA_BW(pdesc, 0);
 459                         SET_TX_DESC_TX_SUB_CARRIER(pdesc, 0);
 460                 }
 461
 462                 SET_TX_DESC_LINIP(pdesc, 0);
 463                 SET_TX_DESC_PKT_SIZE(pdesc, (u16) skb->len);
 464
 465                 if (sta) {
 466                         u8 ampdu_density = sta->ht_cap.ampdu_density;
 467                         SET_TX_DESC_AMPDU_DENSITY(pdesc, ampdu_density);
 468                 }
 469
 470                 if (info->control.hw_key) {
 471                         struct ieee80211_key_conf *keyconf =
 472                             info->control.hw_key;
 473
 474                         switch (keyconf->cipher) {
 475                         case WLAN_CIPHER_SUITE_WEP40:
 476                         case WLAN_CIPHER_SUITE_WEP104:
 477                         case WLAN_CIPHER_SUITE_TKIP:
 478                                 SET_TX_DESC_SEC_TYPE(pdesc, 0x1);
 479                                 break;
 480                         case WLAN_CIPHER_SUITE_CCMP:
 481                                 SET_TX_DESC_SEC_TYPE(pdesc, 0x3);
 482                                 break;
 483                         default:
 484                                 SET_TX_DESC_SEC_TYPE(pdesc, 0x0);
 485                                 break;
 486
 487                         }
 488                 }
 489
 490                 SET_TX_DESC_PKT_ID(pdesc, 0);
 491                 SET_TX_DESC_QUEUE_SEL(pdesc, fw_qsel);
 492
 493                 SET_TX_DESC_DATA_RATE_FB_LIMIT(pdesc, 0x1F);
 494                 SET_TX_DESC_RTS_RATE_FB_LIMIT(pdesc, 0xF);
 495                 SET_TX_DESC_DISABLE_FB(pdesc, 0);
 496                 SET_TX_DESC_USE_RATE(pdesc, ptcb_desc->use_driver_rate ? 1 : 0);
 497
 498                 if (ieee80211_is_data_qos(fc)) {
 499                         if (mac->rdg_en) {
 500                                 RT_TRACE(rtlpriv, COMP_SEND, DBG_TRACE,
 501                                          "Enable RDG function.\n");
 502                                 SET_TX_DESC_RDG_ENABLE(pdesc, 1);
 503                                 SET_TX_DESC_HTC(pdesc, 1);
 504                         }
 505                 }
 506         }
 507
 508         SET_TX_DESC_FIRST_SEG(pdesc, (firstseg ? 1 : 0));
 509         SET_TX_DESC_LAST_SEG(pdesc, (lastseg ? 1 : 0));
 510
 511         SET_TX_DESC_TX_BUFFER_SIZE(pdesc, (u16) skb->len);
 512
 513         SET_TX_DESC_TX_BUFFER_ADDRESS(pdesc, mapping);
 514
 515         if (rtlpriv->dm.useramask) {
 516                 SET_TX_DESC_RATE_ID(pdesc, ptcb_desc->ratr_index);
 517                 SET_TX_DESC_MACID(pdesc, ptcb_desc->mac_id);
 518         } else {
 519                 SET_TX_DESC_RATE_ID(pdesc, 0xC + ptcb_desc->ratr_index);
 520                 SET_TX_DESC_MACID(pdesc, ptcb_desc->ratr_index);
 521         }
 522
 523         if ((!ieee80211_is_data_qos(fc)) && ppsc->fwctrl_lps) {
 524                 SET_TX_DESC_HWSEQ_EN_8723(pdesc, 1);
 525                 /* SET_TX_DESC_HWSEQ_EN(pdesc, 1); */
 526                 /* SET_TX_DESC_PKT_ID(pdesc, 8); */
 527
 528                 if (!b_defaultadapter)
 529                         SET_TX_DESC_HWSEQ_SEL_8723(pdesc, 1);
 530         /* SET_TX_DESC_QOS(pdesc, 1); */
 531         }
 532
 533         SET_TX_DESC_MORE_FRAG(pdesc, (lastseg ? 0 : 1));
 534
 535         if (is_multicast_ether_addr(ieee80211_get_DA(hdr)) ||
 536             is_broadcast_ether_addr(ieee80211_get_DA(hdr))) {
 537                 SET_TX_DESC_BMC(pdesc, 1);
 538         }
 539
 540         RT_TRACE(rtlpriv, COMP_SEND, DBG_TRACE, "\n");
 541 }
 542
 543 void rtl8723e_tx_fill_cmddesc(struct ieee80211_hw *hw,
 544                               u8 *pdesc, bool firstseg,
 545                               bool lastseg, struct sk_buff *skb)
 546 {
 547         struct rtl_priv *rtlpriv = rtl_priv(hw);
 548         struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw));
 549         u8 fw_queue = QSLT_BEACON;
 550
 551         dma_addr_t mapping = pci_map_single(rtlpci->pdev,
 552                                             skb->data, skb->len,
 553                                             PCI_DMA_TODEVICE);
 554
 555         struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)(skb->data);
 556         __le16 fc = hdr->frame_control;
 557
 558         if (pci_dma_mapping_error(rtlpci->pdev, mapping)) {
 559                 RT_TRACE(rtlpriv, COMP_SEND, DBG_TRACE,
 560                          "DMA mapping error");
 561                 return;
 562         }
 563         CLEAR_PCI_TX_DESC_CONTENT(pdesc, TX_DESC_SIZE);
 564
 565         if (firstseg)
 566                 SET_TX_DESC_OFFSET(pdesc, USB_HWDESC_HEADER_LEN);
 567
 568         SET_TX_DESC_TX_RATE(pdesc, DESC92C_RATE1M);
 569
 570         SET_TX_DESC_SEQ(pdesc, 0);
 571
 572         SET_TX_DESC_LINIP(pdesc, 0);
 573
 574         SET_TX_DESC_QUEUE_SEL(pdesc, fw_queue);
 575
 576         SET_TX_DESC_FIRST_SEG(pdesc, 1);
 577         SET_TX_DESC_LAST_SEG(pdesc, 1);
 578
 579         SET_TX_DESC_TX_BUFFER_SIZE(pdesc, (u16) (skb->len));
 580
 581         SET_TX_DESC_TX_BUFFER_ADDRESS(pdesc, mapping);
 582
 583         SET_TX_DESC_RATE_ID(pdesc, 7);
 584         SET_TX_DESC_MACID(pdesc, 0);
 585
 586         SET_TX_DESC_OWN(pdesc, 1);
 587
 588         SET_TX_DESC_PKT_SIZE((u8 *)pdesc, (u16)(skb->len));
 589
 590         SET_TX_DESC_FIRST_SEG(pdesc, 1);
 591         SET_TX_DESC_LAST_SEG(pdesc, 1);
 592
 593         SET_TX_DESC_OFFSET(pdesc, 0x20);
 594
 595         SET_TX_DESC_USE_RATE(pdesc, 1);
 596
 597         if (!ieee80211_is_data_qos(fc)) {
 598                 SET_TX_DESC_HWSEQ_EN_8723(pdesc, 1);
 599                 /* SET_TX_DESC_HWSEQ_EN(pdesc, 1); */
 600                 /* SET_TX_DESC_PKT_ID(pdesc, 8); */
 601         }
 602
 603         RT_PRINT_DATA(rtlpriv, COMP_CMD, DBG_LOUD,
 604                       "H2C Tx Cmd Content\n",
 605                       pdesc, TX_DESC_SIZE);
 606 }
 607
 608 void rtl8723e_set_desc(struct ieee80211_hw *hw, u8 *pdesc,
 609                        bool istx, u8 desc_name, u8 *val)
 610 {
 611         if (istx == true) {
 612                 switch (desc_name) {
 613                 case HW_DESC_OWN:
 614                         SET_TX_DESC_OWN(pdesc, 1);
 615                         break;
 616                 case HW_DESC_TX_NEXTDESC_ADDR:
 617                         SET_TX_DESC_NEXT_DESC_ADDRESS(pdesc, *(u32 *) val);
 618                         break;
 619                 default:
 620                         RT_ASSERT(false, "ERR txdesc :%d not process\n",
 621                                   desc_name);
 622                         break;
 623                 }
 624         } else {
 625                 switch (desc_name) {
 626                 case HW_DESC_RXOWN:
 627                         SET_RX_DESC_OWN(pdesc, 1);
 628                         break;
 629                 case HW_DESC_RXBUFF_ADDR:
 630                         SET_RX_DESC_BUFF_ADDR(pdesc, *(u32 *) val);
 631                         break;
 632                 case HW_DESC_RXPKT_LEN:
 633                         SET_RX_DESC_PKT_LEN(pdesc, *(u32 *) val);
 634                         break;
 635                 case HW_DESC_RXERO:
 636                         SET_RX_DESC_EOR(pdesc, 1);
 637                         break;
 638                 default:
 639                         RT_ASSERT(false, "ERR rxdesc :%d not process\n",
 640                                   desc_name);
 641                         break;
 642                 }
 643         }
 644 }
 645
 646 u32 rtl8723e_get_desc(u8 *pdesc, bool istx, u8 desc_name)
 647 {
 648         u32 ret = 0;
 649
 650         if (istx == true) {
 651                 switch (desc_name) {
 652                 case HW_DESC_OWN:
 653                         ret = GET_TX_DESC_OWN(pdesc);
 654                         break;
 655                 case HW_DESC_TXBUFF_ADDR:
 656                         ret = GET_TX_DESC_TX_BUFFER_ADDRESS(pdesc);
 657                         break;
 658                 default:
 659                         RT_ASSERT(false, "ERR txdesc :%d not process\n",
 660                                   desc_name);
 661                         break;
 662                 }
 663         } else {
 664                 switch (desc_name) {
 665                 case HW_DESC_OWN:
 666                         ret = GET_RX_DESC_OWN(pdesc);
 667                         break;
 668                 case HW_DESC_RXPKT_LEN:
 669                         ret = GET_RX_DESC_PKT_LEN(pdesc);
 670                         break;
 671                 case HW_DESC_RXBUFF_ADDR:
 672                         ret = GET_RX_DESC_BUFF_ADDR(pdesc);
 673                         break;
 674                 default:
 675                         RT_ASSERT(false, "ERR rxdesc :%d not process\n",
 676                                   desc_name);
 677                         break;
 678                 }
 679         }
 680         return ret;
 681 }
 682
 683 bool rtl8723e_is_tx_desc_closed(struct ieee80211_hw *hw,
 684                                 u8 hw_queue, u16 index)
 685 {
 686         struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw));
 687         struct rtl8192_tx_ring *ring = &rtlpci->tx_ring[hw_queue];
 688         u8 *entry = (u8 *)(&ring->desc[ring->idx]);
 689         u8 own = (u8)rtl8723e_get_desc(entry, true, HW_DESC_OWN);
 690
 691         /**
 692          *beacon packet will only use the first
 693          *descriptor defautly,and the own may not
 694          *be cleared by the hardware
 695          */
 696         if (own)
 697                 return false;
 698         return true;
 699 }
 700
 701 void rtl8723e_tx_polling(struct ieee80211_hw *hw, u8 hw_queue)
 702 {
 703         struct rtl_priv *rtlpriv = rtl_priv(hw);
 704         if (hw_queue == BEACON_QUEUE) {
 705                 rtl_write_word(rtlpriv, REG_PCIE_CTRL_REG, BIT(4));
 706         } else {
 707                 rtl_write_word(rtlpriv, REG_PCIE_CTRL_REG,
 708                                BIT(0) << (hw_queue));
 709         }
 710 }
 711
 712 u32 rtl8723e_rx_command_packet(struct ieee80211_hw *hw,
 713                                struct rtl_stats status,
 714                                struct sk_buff *skb)
 715 {
 716         return 0;
 717 }