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1// SPDX-License-Identifier: GPL-2.02/* Copyright(c) 2009-2012 Realtek Corporation.*/3 4#include "../wifi.h"5#include "../pci.h"6#include "../base.h"7#include "../stats.h"8#include "reg.h"9#include "def.h"10#include "phy.h"11#include "fw.h"12#include "trx.h"13#include "led.h"14 15static u8 _rtl92se_map_hwqueue_to_fwqueue(struct sk_buff *skb, u8 skb_queue)16{17 __le16 fc = rtl_get_fc(skb);18 19 if (unlikely(ieee80211_is_beacon(fc)))20 return QSLT_BEACON;21 if (ieee80211_is_mgmt(fc) || ieee80211_is_ctl(fc))22 return QSLT_MGNT;23 if (ieee80211_is_nullfunc(fc))24 return QSLT_HIGH;25 26 /* Kernel commit 1bf4bbb4024dcdab changed EAPOL packets to use27 * queue V0 at priority 7; however, the RTL8192SE appears to have28 * that queue at priority 629 */30 if (skb->priority == 7)31 return QSLT_VO;32 return skb->priority;33}34 35static void _rtl92se_query_rxphystatus(struct ieee80211_hw *hw,36 struct rtl_stats *pstats, __le32 *pdesc,37 struct rx_fwinfo *p_drvinfo,38 bool packet_match_bssid,39 bool packet_toself,40 bool packet_beacon)41{42 struct rtl_priv *rtlpriv = rtl_priv(hw);43 struct phy_sts_cck_8192s_t *cck_buf;44 struct rtl_ps_ctl *ppsc = rtl_psc(rtlpriv);45 s8 rx_pwr_all = 0, rx_pwr[4];46 u8 rf_rx_num = 0, evm, pwdb_all;47 u8 i, max_spatial_stream;48 u32 rssi, total_rssi = 0;49 bool is_cck = pstats->is_cck;50 51 pstats->packet_matchbssid = packet_match_bssid;52 pstats->packet_toself = packet_toself;53 pstats->packet_beacon = packet_beacon;54 pstats->rx_mimo_sig_qual[0] = -1;55 pstats->rx_mimo_sig_qual[1] = -1;56 57 if (is_cck) {58 u8 report, cck_highpwr;59 cck_buf = (struct phy_sts_cck_8192s_t *)p_drvinfo;60 61 if (ppsc->rfpwr_state == ERFON)62 cck_highpwr = (u8) rtl_get_bbreg(hw,63 RFPGA0_XA_HSSIPARAMETER2,64 0x200);65 else66 cck_highpwr = false;67 68 if (!cck_highpwr) {69 u8 cck_agc_rpt = cck_buf->cck_agc_rpt;70 report = cck_buf->cck_agc_rpt & 0xc0;71 report = report >> 6;72 switch (report) {73 case 0x3:74 rx_pwr_all = -40 - (cck_agc_rpt & 0x3e);75 break;76 case 0x2:77 rx_pwr_all = -20 - (cck_agc_rpt & 0x3e);78 break;79 case 0x1:80 rx_pwr_all = -2 - (cck_agc_rpt & 0x3e);81 break;82 case 0x0:83 rx_pwr_all = 14 - (cck_agc_rpt & 0x3e);84 break;85 }86 } else {87 u8 cck_agc_rpt = cck_buf->cck_agc_rpt;88 report = p_drvinfo->cfosho[0] & 0x60;89 report = report >> 5;90 switch (report) {91 case 0x3:92 rx_pwr_all = -40 - ((cck_agc_rpt & 0x1f) << 1);93 break;94 case 0x2:95 rx_pwr_all = -20 - ((cck_agc_rpt & 0x1f) << 1);96 break;97 case 0x1:98 rx_pwr_all = -2 - ((cck_agc_rpt & 0x1f) << 1);99 break;100 case 0x0:101 rx_pwr_all = 14 - ((cck_agc_rpt & 0x1f) << 1);102 break;103 }104 }105 106 pwdb_all = rtl_query_rxpwrpercentage(rx_pwr_all);107 108 /* CCK gain is smaller than OFDM/MCS gain, */109 /* so we add gain diff by experiences, the val is 6 */110 pwdb_all += 6;111 if (pwdb_all > 100)112 pwdb_all = 100;113 /* modify the offset to make the same gain index with OFDM. */114 if (pwdb_all > 34 && pwdb_all <= 42)115 pwdb_all -= 2;116 else if (pwdb_all > 26 && pwdb_all <= 34)117 pwdb_all -= 6;118 else if (pwdb_all > 14 && pwdb_all <= 26)119 pwdb_all -= 8;120 else if (pwdb_all > 4 && pwdb_all <= 14)121 pwdb_all -= 4;122 123 pstats->rx_pwdb_all = pwdb_all;124 pstats->recvsignalpower = rx_pwr_all;125 126 if (packet_match_bssid) {127 u8 sq;128 if (pstats->rx_pwdb_all > 40) {129 sq = 100;130 } else {131 sq = cck_buf->sq_rpt;132 if (sq > 64)133 sq = 0;134 else if (sq < 20)135 sq = 100;136 else137 sq = ((64 - sq) * 100) / 44;138 }139 140 pstats->signalquality = sq;141 pstats->rx_mimo_sig_qual[0] = sq;142 pstats->rx_mimo_sig_qual[1] = -1;143 }144 } else {145 rtlpriv->dm.rfpath_rxenable[0] =146 rtlpriv->dm.rfpath_rxenable[1] = true;147 for (i = RF90_PATH_A; i < RF6052_MAX_PATH; i++) {148 if (rtlpriv->dm.rfpath_rxenable[i])149 rf_rx_num++;150 151 rx_pwr[i] = ((p_drvinfo->gain_trsw[i] &152 0x3f) * 2) - 110;153 rssi = rtl_query_rxpwrpercentage(rx_pwr[i]);154 total_rssi += rssi;155 rtlpriv->stats.rx_snr_db[i] =156 (long)(p_drvinfo->rxsnr[i] / 2);157 158 if (packet_match_bssid)159 pstats->rx_mimo_signalstrength[i] = (u8) rssi;160 }161 162 rx_pwr_all = ((p_drvinfo->pwdb_all >> 1) & 0x7f) - 110;163 pwdb_all = rtl_query_rxpwrpercentage(rx_pwr_all);164 pstats->rx_pwdb_all = pwdb_all;165 pstats->rxpower = rx_pwr_all;166 pstats->recvsignalpower = rx_pwr_all;167 168 if (pstats->is_ht && pstats->rate >= DESC_RATEMCS8 &&169 pstats->rate <= DESC_RATEMCS15)170 max_spatial_stream = 2;171 else172 max_spatial_stream = 1;173 174 for (i = 0; i < max_spatial_stream; i++) {175 evm = rtl_evm_db_to_percentage(p_drvinfo->rxevm[i]);176 177 if (packet_match_bssid) {178 if (i == 0)179 pstats->signalquality = (u8)(evm &180 0xff);181 pstats->rx_mimo_sig_qual[i] = (u8) (evm & 0xff);182 }183 }184 }185 186 if (is_cck)187 pstats->signalstrength = (u8)(rtl_signal_scale_mapping(hw,188 pwdb_all));189 else if (rf_rx_num != 0)190 pstats->signalstrength = (u8) (rtl_signal_scale_mapping(hw,191 total_rssi /= rf_rx_num));192}193 194static void _rtl92se_translate_rx_signal_stuff(struct ieee80211_hw *hw,195 struct sk_buff *skb, struct rtl_stats *pstats,196 __le32 *pdesc, struct rx_fwinfo *p_drvinfo)197{198 struct rtl_mac *mac = rtl_mac(rtl_priv(hw));199 struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw));200 struct ieee80211_hdr *hdr;201 u8 *tmp_buf;202 u8 *praddr;203 __le16 fc;204 u16 type, cfc;205 bool packet_matchbssid, packet_toself, packet_beacon = false;206 207 tmp_buf = skb->data + pstats->rx_drvinfo_size + pstats->rx_bufshift;208 209 hdr = (struct ieee80211_hdr *)tmp_buf;210 fc = hdr->frame_control;211 cfc = le16_to_cpu(fc);212 type = WLAN_FC_GET_TYPE(fc);213 praddr = hdr->addr1;214 215 packet_matchbssid = ((IEEE80211_FTYPE_CTL != type) &&216 ether_addr_equal(mac->bssid,217 (cfc & IEEE80211_FCTL_TODS) ? hdr->addr1 :218 (cfc & IEEE80211_FCTL_FROMDS) ? hdr->addr2 :219 hdr->addr3) &&220 (!pstats->hwerror) && (!pstats->crc) && (!pstats->icv));221 222 packet_toself = packet_matchbssid &&223 ether_addr_equal(praddr, rtlefuse->dev_addr);224 225 if (ieee80211_is_beacon(fc))226 packet_beacon = true;227 228 _rtl92se_query_rxphystatus(hw, pstats, pdesc, p_drvinfo,229 packet_matchbssid, packet_toself, packet_beacon);230 rtl_process_phyinfo(hw, tmp_buf, pstats);231}232 233bool rtl92se_rx_query_desc(struct ieee80211_hw *hw, struct rtl_stats *stats,234 struct ieee80211_rx_status *rx_status, u8 *pdesc8,235 struct sk_buff *skb)236{237 struct rx_fwinfo *p_drvinfo;238 __le32 *pdesc = (__le32 *)pdesc8;239 u32 phystatus = (u32)get_rx_status_desc_phy_status(pdesc);240 struct ieee80211_hdr *hdr;241 242 stats->length = (u16)get_rx_status_desc_pkt_len(pdesc);243 stats->rx_drvinfo_size = (u8)get_rx_status_desc_drvinfo_size(pdesc) * 8;244 stats->rx_bufshift = (u8)(get_rx_status_desc_shift(pdesc) & 0x03);245 stats->icv = (u16)get_rx_status_desc_icv(pdesc);246 stats->crc = (u16)get_rx_status_desc_crc32(pdesc);247 stats->hwerror = (u16)(stats->crc | stats->icv);248 stats->decrypted = !get_rx_status_desc_swdec(pdesc);249 250 stats->rate = (u8)get_rx_status_desc_rx_mcs(pdesc);251 stats->shortpreamble = (u16)get_rx_status_desc_splcp(pdesc);252 stats->isampdu = (bool)(get_rx_status_desc_paggr(pdesc) == 1);253 stats->isfirst_ampdu = (bool)((get_rx_status_desc_paggr(pdesc) == 1) &&254 (get_rx_status_desc_faggr(pdesc) == 1));255 stats->timestamp_low = get_rx_status_desc_tsfl(pdesc);256 stats->rx_is40mhzpacket = (bool)get_rx_status_desc_bw(pdesc);257 stats->is_ht = (bool)get_rx_status_desc_rx_ht(pdesc);258 stats->is_cck = SE_RX_HAL_IS_CCK_RATE(pdesc);259 260 if (stats->hwerror)261 return false;262 263 rx_status->freq = hw->conf.chandef.chan->center_freq;264 rx_status->band = hw->conf.chandef.chan->band;265 266 if (stats->crc)267 rx_status->flag |= RX_FLAG_FAILED_FCS_CRC;268 269 if (stats->rx_is40mhzpacket)270 rx_status->bw = RATE_INFO_BW_40;271 272 if (stats->is_ht)273 rx_status->encoding = RX_ENC_HT;274 275 rx_status->flag |= RX_FLAG_MACTIME_START;276 277 /* hw will set stats->decrypted true, if it finds the278 * frame is open data frame or mgmt frame,279 * hw will not decrypt robust managment frame280 * for IEEE80211w but still set stats->decrypted281 * true, so here we should set it back to undecrypted282 * for IEEE80211w frame, and mac80211 sw will help283 * to decrypt it */284 if (stats->decrypted) {285 hdr = (struct ieee80211_hdr *)(skb->data +286 stats->rx_drvinfo_size + stats->rx_bufshift);287 288 if ((_ieee80211_is_robust_mgmt_frame(hdr)) &&289 (ieee80211_has_protected(hdr->frame_control)))290 rx_status->flag &= ~RX_FLAG_DECRYPTED;291 else292 rx_status->flag |= RX_FLAG_DECRYPTED;293 }294 295 rx_status->rate_idx = rtlwifi_rate_mapping(hw, stats->is_ht,296 false, stats->rate);297 298 rx_status->mactime = stats->timestamp_low;299 if (phystatus) {300 p_drvinfo = (struct rx_fwinfo *)(skb->data +301 stats->rx_bufshift);302 _rtl92se_translate_rx_signal_stuff(hw, skb, stats, pdesc,303 p_drvinfo);304 }305 306 /*rx_status->qual = stats->signal; */307 rx_status->signal = stats->recvsignalpower + 10;308 309 return true;310}311 312void rtl92se_tx_fill_desc(struct ieee80211_hw *hw,313 struct ieee80211_hdr *hdr, u8 *pdesc8,314 u8 *pbd_desc_tx, struct ieee80211_tx_info *info,315 struct ieee80211_sta *sta,316 struct sk_buff *skb,317 u8 hw_queue, struct rtl_tcb_desc *ptcb_desc)318{319 struct rtl_priv *rtlpriv = rtl_priv(hw);320 struct rtl_mac *mac = rtl_mac(rtl_priv(hw));321 struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw));322 struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));323 __le32 *pdesc = (__le32 *)pdesc8;324 u16 seq_number;325 __le16 fc = hdr->frame_control;326 u8 reserved_macid = 0;327 u8 fw_qsel = _rtl92se_map_hwqueue_to_fwqueue(skb, hw_queue);328 bool firstseg = (!(hdr->seq_ctrl & cpu_to_le16(IEEE80211_SCTL_FRAG)));329 bool lastseg = (!(hdr->frame_control &330 cpu_to_le16(IEEE80211_FCTL_MOREFRAGS)));331 dma_addr_t mapping = dma_map_single(&rtlpci->pdev->dev, skb->data,332 skb->len, DMA_TO_DEVICE);333 u8 bw_40 = 0;334 335 if (dma_mapping_error(&rtlpci->pdev->dev, mapping)) {336 rtl_dbg(rtlpriv, COMP_SEND, DBG_TRACE,337 "DMA mapping error\n");338 return;339 }340 if (mac->opmode == NL80211_IFTYPE_STATION) {341 bw_40 = mac->bw_40;342 } else if (mac->opmode == NL80211_IFTYPE_AP ||343 mac->opmode == NL80211_IFTYPE_ADHOC) {344 if (sta)345 bw_40 = sta->deflink.bandwidth >= IEEE80211_STA_RX_BW_40;346 }347 348 seq_number = (le16_to_cpu(hdr->seq_ctrl) & IEEE80211_SCTL_SEQ) >> 4;349 350 rtl_get_tcb_desc(hw, info, sta, skb, ptcb_desc);351 352 CLEAR_PCI_TX_DESC_CONTENT(pdesc, TX_DESC_SIZE_RTL8192S);353 354 if (ieee80211_is_nullfunc(fc) || ieee80211_is_ctl(fc)) {355 firstseg = true;356 lastseg = true;357 }358 359 if (firstseg) {360 if (rtlpriv->dm.useramask) {361 /* set txdesc macId */362 if (ptcb_desc->mac_id < 32) {363 set_tx_desc_macid(pdesc, ptcb_desc->mac_id);364 reserved_macid |= ptcb_desc->mac_id;365 }366 }367 set_tx_desc_rsvd_macid(pdesc, reserved_macid);368 369 set_tx_desc_txht(pdesc, ((ptcb_desc->hw_rate >=370 DESC_RATEMCS0) ? 1 : 0));371 372 if (rtlhal->version == VERSION_8192S_ACUT) {373 if (ptcb_desc->hw_rate == DESC_RATE1M ||374 ptcb_desc->hw_rate == DESC_RATE2M ||375 ptcb_desc->hw_rate == DESC_RATE5_5M ||376 ptcb_desc->hw_rate == DESC_RATE11M) {377 ptcb_desc->hw_rate = DESC_RATE12M;378 }379 }380 381 set_tx_desc_tx_rate(pdesc, ptcb_desc->hw_rate);382 383 if (ptcb_desc->use_shortgi || ptcb_desc->use_shortpreamble)384 set_tx_desc_tx_short(pdesc, 0);385 386 /* Aggregation related */387 if (info->flags & IEEE80211_TX_CTL_AMPDU)388 set_tx_desc_agg_enable(pdesc, 1);389 390 /* For AMPDU, we must insert SSN into TX_DESC */391 set_tx_desc_seq(pdesc, seq_number);392 393 /* Protection mode related */394 /* For 92S, if RTS/CTS are set, HW will execute RTS. */395 /* We choose only one protection mode to execute */396 set_tx_desc_rts_enable(pdesc, ((ptcb_desc->rts_enable &&397 !ptcb_desc->cts_enable) ?398 1 : 0));399 set_tx_desc_cts_enable(pdesc, ((ptcb_desc->cts_enable) ?400 1 : 0));401 set_tx_desc_rts_stbc(pdesc, ((ptcb_desc->rts_stbc) ? 1 : 0));402 403 set_tx_desc_rts_rate(pdesc, ptcb_desc->rts_rate);404 set_tx_desc_rts_bandwidth(pdesc, 0);405 set_tx_desc_rts_sub_carrier(pdesc, ptcb_desc->rts_sc);406 set_tx_desc_rts_short(pdesc, ((ptcb_desc->rts_rate <=407 DESC_RATE54M) ?408 (ptcb_desc->rts_use_shortpreamble ? 1 : 0)409 : (ptcb_desc->rts_use_shortgi ? 1 : 0)));410 411 412 /* Set Bandwidth and sub-channel settings. */413 if (bw_40) {414 if (ptcb_desc->packet_bw) {415 set_tx_desc_tx_bandwidth(pdesc, 1);416 /* use duplicated mode */417 set_tx_desc_tx_sub_carrier(pdesc, 0);418 } else {419 set_tx_desc_tx_bandwidth(pdesc, 0);420 set_tx_desc_tx_sub_carrier(pdesc,421 mac->cur_40_prime_sc);422 }423 } else {424 set_tx_desc_tx_bandwidth(pdesc, 0);425 set_tx_desc_tx_sub_carrier(pdesc, 0);426 }427 428 /* 3 Fill necessary field in First Descriptor */429 /*DWORD 0*/430 set_tx_desc_linip(pdesc, 0);431 set_tx_desc_offset(pdesc, 32);432 set_tx_desc_pkt_size(pdesc, (u16)skb->len);433 434 /*DWORD 1*/435 set_tx_desc_ra_brsr_id(pdesc, ptcb_desc->ratr_index);436 437 /* Fill security related */438 if (info->control.hw_key) {439 struct ieee80211_key_conf *keyconf;440 441 keyconf = info->control.hw_key;442 switch (keyconf->cipher) {443 case WLAN_CIPHER_SUITE_WEP40:444 case WLAN_CIPHER_SUITE_WEP104:445 set_tx_desc_sec_type(pdesc, 0x1);446 break;447 case WLAN_CIPHER_SUITE_TKIP:448 set_tx_desc_sec_type(pdesc, 0x2);449 break;450 case WLAN_CIPHER_SUITE_CCMP:451 set_tx_desc_sec_type(pdesc, 0x3);452 break;453 default:454 set_tx_desc_sec_type(pdesc, 0x0);455 break;456 457 }458 }459 460 /* Set Packet ID */461 set_tx_desc_packet_id(pdesc, 0);462 463 /* We will assign magement queue to BK. */464 set_tx_desc_queue_sel(pdesc, fw_qsel);465 466 /* Alwasy enable all rate fallback range */467 set_tx_desc_data_rate_fb_limit(pdesc, 0x1F);468 469 /* Fix: I don't kown why hw use 6.5M to tx when set it */470 set_tx_desc_user_rate(pdesc,471 ptcb_desc->use_driver_rate ? 1 : 0);472 473 /* Set NON_QOS bit. */474 if (!ieee80211_is_data_qos(fc))475 set_tx_desc_non_qos(pdesc, 1);476 477 }478 479 /* Fill fields that are required to be initialized480 * in all of the descriptors */481 /*DWORD 0 */482 set_tx_desc_first_seg(pdesc, (firstseg ? 1 : 0));483 set_tx_desc_last_seg(pdesc, (lastseg ? 1 : 0));484 485 /* DWORD 7 */486 set_tx_desc_tx_buffer_size(pdesc, (u16)skb->len);487 488 /* DOWRD 8 */489 set_tx_desc_tx_buffer_address(pdesc, mapping);490 491 rtl_dbg(rtlpriv, COMP_SEND, DBG_TRACE, "\n");492}493 494void rtl92se_tx_fill_cmddesc(struct ieee80211_hw *hw, u8 *pdesc8,495 struct sk_buff *skb)496{497 struct rtl_priv *rtlpriv = rtl_priv(hw);498 struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw));499 struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));500 struct rtl_tcb_desc *tcb_desc = (struct rtl_tcb_desc *)(skb->cb);501 __le32 *pdesc = (__le32 *)pdesc8;502 503 dma_addr_t mapping = dma_map_single(&rtlpci->pdev->dev, skb->data,504 skb->len, DMA_TO_DEVICE);505 506 if (dma_mapping_error(&rtlpci->pdev->dev, mapping)) {507 rtl_dbg(rtlpriv, COMP_SEND, DBG_TRACE,508 "DMA mapping error\n");509 return;510 }511 /* Clear all status */512 CLEAR_PCI_TX_DESC_CONTENT(pdesc, TX_CMDDESC_SIZE_RTL8192S);513 514 /* This bit indicate this packet is used for FW download. */515 if (tcb_desc->cmd_or_init == DESC_PACKET_TYPE_INIT) {516 /* For firmware download we only need to set LINIP */517 set_tx_desc_linip(pdesc, tcb_desc->last_inipkt);518 519 /* 92SE must set as 1 for firmware download HW DMA error */520 set_tx_desc_first_seg(pdesc, 1);521 set_tx_desc_last_seg(pdesc, 1);522 523 /* 92SE need not to set TX packet size when firmware download */524 set_tx_desc_pkt_size(pdesc, (u16)(skb->len));525 set_tx_desc_tx_buffer_size(pdesc, (u16)(skb->len));526 set_tx_desc_tx_buffer_address(pdesc, mapping);527 528 wmb();529 set_tx_desc_own(pdesc, 1);530 } else { /* H2C Command Desc format (Host TXCMD) */531 /* 92SE must set as 1 for firmware download HW DMA error */532 set_tx_desc_first_seg(pdesc, 1);533 set_tx_desc_last_seg(pdesc, 1);534 535 set_tx_desc_offset(pdesc, 0x20);536 537 /* Buffer size + command header */538 set_tx_desc_pkt_size(pdesc, (u16)(skb->len));539 /* Fixed queue of H2C command */540 set_tx_desc_queue_sel(pdesc, 0x13);541 542 le32p_replace_bits((__le32 *)skb->data, rtlhal->h2c_txcmd_seq,543 GENMASK(30, 24));544 set_tx_desc_tx_buffer_size(pdesc, (u16)(skb->len));545 set_tx_desc_tx_buffer_address(pdesc, mapping);546 547 wmb();548 set_tx_desc_own(pdesc, 1);549 550 }551}552 553void rtl92se_set_desc(struct ieee80211_hw *hw, u8 *pdesc8, bool istx,554 u8 desc_name, u8 *val)555{556 __le32 *pdesc = (__le32 *)pdesc8;557 558 if (istx) {559 switch (desc_name) {560 case HW_DESC_OWN:561 wmb();562 set_tx_desc_own(pdesc, 1);563 break;564 case HW_DESC_TX_NEXTDESC_ADDR:565 set_tx_desc_next_desc_address(pdesc, *(u32 *)val);566 break;567 default:568 WARN_ONCE(true, "rtl8192se: ERR txdesc :%d not processed\n",569 desc_name);570 break;571 }572 } else {573 switch (desc_name) {574 case HW_DESC_RXOWN:575 wmb();576 set_rx_status_desc_own(pdesc, 1);577 break;578 case HW_DESC_RXBUFF_ADDR:579 set_rx_status__desc_buff_addr(pdesc, *(u32 *)val);580 break;581 case HW_DESC_RXPKT_LEN:582 set_rx_status_desc_pkt_len(pdesc, *(u32 *)val);583 break;584 case HW_DESC_RXERO:585 set_rx_status_desc_eor(pdesc, 1);586 break;587 default:588 WARN_ONCE(true, "rtl8192se: ERR rxdesc :%d not processed\n",589 desc_name);590 break;591 }592 }593}594 595u64 rtl92se_get_desc(struct ieee80211_hw *hw,596 u8 *desc8, bool istx, u8 desc_name)597{598 u32 ret = 0;599 __le32 *desc = (__le32 *)desc8;600 601 if (istx) {602 switch (desc_name) {603 case HW_DESC_OWN:604 ret = get_tx_desc_own(desc);605 break;606 case HW_DESC_TXBUFF_ADDR:607 ret = get_tx_desc_tx_buffer_address(desc);608 break;609 default:610 WARN_ONCE(true, "rtl8192se: ERR txdesc :%d not processed\n",611 desc_name);612 break;613 }614 } else {615 switch (desc_name) {616 case HW_DESC_OWN:617 ret = get_rx_status_desc_own(desc);618 break;619 case HW_DESC_RXPKT_LEN:620 ret = get_rx_status_desc_pkt_len(desc);621 break;622 case HW_DESC_RXBUFF_ADDR:623 ret = get_rx_status_desc_buff_addr(desc);624 break;625 default:626 WARN_ONCE(true, "rtl8192se: ERR rxdesc :%d not processed\n",627 desc_name);628 break;629 }630 }631 return ret;632}633 634void rtl92se_tx_polling(struct ieee80211_hw *hw, u8 hw_queue)635{636 struct rtl_priv *rtlpriv = rtl_priv(hw);637 rtl_write_word(rtlpriv, TP_POLL, BIT(0) << (hw_queue));638}639