1 // SPDX-License-Identifier: GPL-2.0
2 /* Copyright(c) 2009-2012 Realtek Corporation.*/
14 static u8 _rtl92de_map_hwqueue_to_fwqueue(struct sk_buff *skb, u8 hw_queue)
16 __le16 fc = rtl_get_fc(skb);
18 if (unlikely(ieee80211_is_beacon(fc)))
20 if (ieee80211_is_mgmt(fc))
26 static u8 _rtl92d_query_rxpwrpercentage(s8 antpower)
28 if ((antpower <= -100) || (antpower >= 20))
30 else if (antpower >= 0)
33 return 100 + antpower;
36 static long _rtl92de_translate_todbm(struct ieee80211_hw *hw,
37 u8 signal_strength_index)
41 signal_power = (long)((signal_strength_index + 1) >> 1);
46 static long _rtl92de_signal_scale_mapping(struct ieee80211_hw *hw, long currsig)
50 if (currsig >= 61 && currsig <= 100)
51 retsig = 90 + ((currsig - 60) / 4);
52 else if (currsig >= 41 && currsig <= 60)
53 retsig = 78 + ((currsig - 40) / 2);
54 else if (currsig >= 31 && currsig <= 40)
55 retsig = 66 + (currsig - 30);
56 else if (currsig >= 21 && currsig <= 30)
57 retsig = 54 + (currsig - 20);
58 else if (currsig >= 5 && currsig <= 20)
59 retsig = 42 + (((currsig - 5) * 2) / 3);
60 else if (currsig == 4)
62 else if (currsig == 3)
64 else if (currsig == 2)
66 else if (currsig == 1)
73 static void _rtl92de_query_rxphystatus(struct ieee80211_hw *hw,
74 struct rtl_stats *pstats,
75 struct rx_desc_92d *pdesc,
76 struct rx_fwinfo_92d *p_drvinfo,
77 bool packet_match_bssid,
81 struct rtl_priv *rtlpriv = rtl_priv(hw);
82 struct rtl_ps_ctl *ppsc = rtl_psc(rtlpriv);
83 struct phy_sts_cck_8192d *cck_buf;
84 s8 rx_pwr_all, rx_pwr[4];
85 u8 rf_rx_num = 0, evm, pwdb_all;
86 u8 i, max_spatial_stream;
87 u32 rssi, total_rssi = 0;
90 is_cck_rate = RX_HAL_IS_CCK_RATE(pdesc->rxmcs);
91 pstats->packet_matchbssid = packet_match_bssid;
92 pstats->packet_toself = packet_toself;
93 pstats->packet_beacon = packet_beacon;
94 pstats->is_cck = is_cck_rate;
95 pstats->rx_mimo_sig_qual[0] = -1;
96 pstats->rx_mimo_sig_qual[1] = -1;
99 u8 report, cck_highpwr;
100 cck_buf = (struct phy_sts_cck_8192d *)p_drvinfo;
101 if (ppsc->rfpwr_state == ERFON)
102 cck_highpwr = (u8) rtl_get_bbreg(hw,
103 RFPGA0_XA_HSSIPARAMETER2,
108 u8 cck_agc_rpt = cck_buf->cck_agc_rpt;
109 report = cck_buf->cck_agc_rpt & 0xc0;
110 report = report >> 6;
113 rx_pwr_all = -46 - (cck_agc_rpt & 0x3e);
116 rx_pwr_all = -26 - (cck_agc_rpt & 0x3e);
119 rx_pwr_all = -12 - (cck_agc_rpt & 0x3e);
122 rx_pwr_all = 16 - (cck_agc_rpt & 0x3e);
126 u8 cck_agc_rpt = cck_buf->cck_agc_rpt;
127 report = p_drvinfo->cfosho[0] & 0x60;
128 report = report >> 5;
131 rx_pwr_all = -46 - ((cck_agc_rpt & 0x1f) << 1);
134 rx_pwr_all = -26 - ((cck_agc_rpt & 0x1f) << 1);
137 rx_pwr_all = -12 - ((cck_agc_rpt & 0x1f) << 1);
140 rx_pwr_all = 16 - ((cck_agc_rpt & 0x1f) << 1);
144 pwdb_all = _rtl92d_query_rxpwrpercentage(rx_pwr_all);
145 /* CCK gain is smaller than OFDM/MCS gain, */
146 /* so we add gain diff by experiences, the val is 6 */
150 /* modify the offset to make the same gain index with OFDM. */
151 if (pwdb_all > 34 && pwdb_all <= 42)
153 else if (pwdb_all > 26 && pwdb_all <= 34)
155 else if (pwdb_all > 14 && pwdb_all <= 26)
157 else if (pwdb_all > 4 && pwdb_all <= 14)
159 pstats->rx_pwdb_all = pwdb_all;
160 pstats->recvsignalpower = rx_pwr_all;
161 if (packet_match_bssid) {
163 if (pstats->rx_pwdb_all > 40) {
166 sq = cck_buf->sq_rpt;
172 sq = ((64 - sq) * 100) / 44;
174 pstats->signalquality = sq;
175 pstats->rx_mimo_sig_qual[0] = sq;
176 pstats->rx_mimo_sig_qual[1] = -1;
179 rtlpriv->dm.rfpath_rxenable[0] = true;
180 rtlpriv->dm.rfpath_rxenable[1] = true;
181 for (i = RF90_PATH_A; i < RF6052_MAX_PATH; i++) {
182 if (rtlpriv->dm.rfpath_rxenable[i])
184 rx_pwr[i] = ((p_drvinfo->gain_trsw[i] & 0x3f) * 2)
186 rssi = _rtl92d_query_rxpwrpercentage(rx_pwr[i]);
188 rtlpriv->stats.rx_snr_db[i] =
189 (long)(p_drvinfo->rxsnr[i] / 2);
190 if (packet_match_bssid)
191 pstats->rx_mimo_signalstrength[i] = (u8) rssi;
193 rx_pwr_all = ((p_drvinfo->pwdb_all >> 1) & 0x7f) - 106;
194 pwdb_all = _rtl92d_query_rxpwrpercentage(rx_pwr_all);
195 pstats->rx_pwdb_all = pwdb_all;
196 pstats->rxpower = rx_pwr_all;
197 pstats->recvsignalpower = rx_pwr_all;
198 if (pdesc->rxht && pdesc->rxmcs >= DESC_RATEMCS8 &&
199 pdesc->rxmcs <= DESC_RATEMCS15)
200 max_spatial_stream = 2;
202 max_spatial_stream = 1;
203 for (i = 0; i < max_spatial_stream; i++) {
204 evm = rtl_evm_db_to_percentage(p_drvinfo->rxevm[i]);
205 if (packet_match_bssid) {
207 pstats->signalquality =
209 pstats->rx_mimo_sig_qual[i] =
215 pstats->signalstrength = (u8)(_rtl92de_signal_scale_mapping(hw,
217 else if (rf_rx_num != 0)
218 pstats->signalstrength = (u8)(_rtl92de_signal_scale_mapping(hw,
219 total_rssi /= rf_rx_num));
222 static void rtl92d_loop_over_paths(struct ieee80211_hw *hw,
223 struct rtl_stats *pstats)
225 struct rtl_priv *rtlpriv = rtl_priv(hw);
226 struct rtl_phy *rtlphy = &(rtlpriv->phy);
229 for (rfpath = RF90_PATH_A; rfpath < rtlphy->num_total_rfpath;
231 if (rtlpriv->stats.rx_rssi_percentage[rfpath] == 0) {
232 rtlpriv->stats.rx_rssi_percentage[rfpath] =
233 pstats->rx_mimo_signalstrength[rfpath];
236 if (pstats->rx_mimo_signalstrength[rfpath] >
237 rtlpriv->stats.rx_rssi_percentage[rfpath]) {
238 rtlpriv->stats.rx_rssi_percentage[rfpath] =
239 ((rtlpriv->stats.rx_rssi_percentage[rfpath] *
240 (RX_SMOOTH_FACTOR - 1)) +
241 (pstats->rx_mimo_signalstrength[rfpath])) /
243 rtlpriv->stats.rx_rssi_percentage[rfpath] =
244 rtlpriv->stats.rx_rssi_percentage[rfpath] + 1;
246 rtlpriv->stats.rx_rssi_percentage[rfpath] =
247 ((rtlpriv->stats.rx_rssi_percentage[rfpath] *
248 (RX_SMOOTH_FACTOR - 1)) +
249 (pstats->rx_mimo_signalstrength[rfpath])) /
255 static void _rtl92de_process_ui_rssi(struct ieee80211_hw *hw,
256 struct rtl_stats *pstats)
258 struct rtl_priv *rtlpriv = rtl_priv(hw);
259 u32 last_rssi, tmpval;
261 if (pstats->packet_toself || pstats->packet_beacon) {
262 rtlpriv->stats.rssi_calculate_cnt++;
263 if (rtlpriv->stats.ui_rssi.total_num++ >=
264 PHY_RSSI_SLID_WIN_MAX) {
265 rtlpriv->stats.ui_rssi.total_num =
266 PHY_RSSI_SLID_WIN_MAX;
267 last_rssi = rtlpriv->stats.ui_rssi.elements[
268 rtlpriv->stats.ui_rssi.index];
269 rtlpriv->stats.ui_rssi.total_val -= last_rssi;
271 rtlpriv->stats.ui_rssi.total_val += pstats->signalstrength;
272 rtlpriv->stats.ui_rssi.elements
273 [rtlpriv->stats.ui_rssi.index++] =
274 pstats->signalstrength;
275 if (rtlpriv->stats.ui_rssi.index >= PHY_RSSI_SLID_WIN_MAX)
276 rtlpriv->stats.ui_rssi.index = 0;
277 tmpval = rtlpriv->stats.ui_rssi.total_val /
278 rtlpriv->stats.ui_rssi.total_num;
279 rtlpriv->stats.signal_strength = _rtl92de_translate_todbm(hw,
281 pstats->rssi = rtlpriv->stats.signal_strength;
283 if (!pstats->is_cck && pstats->packet_toself)
284 rtl92d_loop_over_paths(hw, pstats);
287 static void _rtl92de_update_rxsignalstatistics(struct ieee80211_hw *hw,
288 struct rtl_stats *pstats)
290 struct rtl_priv *rtlpriv = rtl_priv(hw);
293 if (rtlpriv->stats.recv_signal_power == 0)
294 rtlpriv->stats.recv_signal_power = pstats->recvsignalpower;
295 if (pstats->recvsignalpower > rtlpriv->stats.recv_signal_power)
297 else if (pstats->recvsignalpower < rtlpriv->stats.recv_signal_power)
299 rtlpriv->stats.recv_signal_power = (rtlpriv->stats.recv_signal_power *
300 5 + pstats->recvsignalpower + weighting) / 6;
303 static void _rtl92de_process_pwdb(struct ieee80211_hw *hw,
304 struct rtl_stats *pstats)
306 struct rtl_priv *rtlpriv = rtl_priv(hw);
307 struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
310 if (mac->opmode == NL80211_IFTYPE_ADHOC ||
311 mac->opmode == NL80211_IFTYPE_AP)
314 undec_sm_pwdb = rtlpriv->dm.undec_sm_pwdb;
316 if (pstats->packet_toself || pstats->packet_beacon) {
317 if (undec_sm_pwdb < 0)
318 undec_sm_pwdb = pstats->rx_pwdb_all;
319 if (pstats->rx_pwdb_all > (u32) undec_sm_pwdb) {
320 undec_sm_pwdb = (((undec_sm_pwdb) *
321 (RX_SMOOTH_FACTOR - 1)) +
322 (pstats->rx_pwdb_all)) / (RX_SMOOTH_FACTOR);
323 undec_sm_pwdb = undec_sm_pwdb + 1;
325 undec_sm_pwdb = (((undec_sm_pwdb) *
326 (RX_SMOOTH_FACTOR - 1)) +
327 (pstats->rx_pwdb_all)) / (RX_SMOOTH_FACTOR);
329 rtlpriv->dm.undec_sm_pwdb = undec_sm_pwdb;
330 _rtl92de_update_rxsignalstatistics(hw, pstats);
334 static void rtl92d_loop_over_streams(struct ieee80211_hw *hw,
335 struct rtl_stats *pstats)
337 struct rtl_priv *rtlpriv = rtl_priv(hw);
340 for (stream = 0; stream < 2; stream++) {
341 if (pstats->rx_mimo_sig_qual[stream] != -1) {
342 if (rtlpriv->stats.rx_evm_percentage[stream] == 0) {
343 rtlpriv->stats.rx_evm_percentage[stream] =
344 pstats->rx_mimo_sig_qual[stream];
346 rtlpriv->stats.rx_evm_percentage[stream] =
347 ((rtlpriv->stats.rx_evm_percentage[stream]
348 * (RX_SMOOTH_FACTOR - 1)) +
349 (pstats->rx_mimo_sig_qual[stream] * 1)) /
355 static void _rtl92de_process_ui_link_quality(struct ieee80211_hw *hw,
356 struct rtl_stats *pstats)
358 struct rtl_priv *rtlpriv = rtl_priv(hw);
359 u32 last_evm, tmpval;
361 if (pstats->signalquality == 0)
363 if (pstats->packet_toself || pstats->packet_beacon) {
364 if (rtlpriv->stats.ui_link_quality.total_num++ >=
365 PHY_LINKQUALITY_SLID_WIN_MAX) {
366 rtlpriv->stats.ui_link_quality.total_num =
367 PHY_LINKQUALITY_SLID_WIN_MAX;
368 last_evm = rtlpriv->stats.ui_link_quality.elements[
369 rtlpriv->stats.ui_link_quality.index];
370 rtlpriv->stats.ui_link_quality.total_val -= last_evm;
372 rtlpriv->stats.ui_link_quality.total_val +=
373 pstats->signalquality;
374 rtlpriv->stats.ui_link_quality.elements[
375 rtlpriv->stats.ui_link_quality.index++] =
376 pstats->signalquality;
377 if (rtlpriv->stats.ui_link_quality.index >=
378 PHY_LINKQUALITY_SLID_WIN_MAX)
379 rtlpriv->stats.ui_link_quality.index = 0;
380 tmpval = rtlpriv->stats.ui_link_quality.total_val /
381 rtlpriv->stats.ui_link_quality.total_num;
382 rtlpriv->stats.signal_quality = tmpval;
383 rtlpriv->stats.last_sigstrength_inpercent = tmpval;
384 rtl92d_loop_over_streams(hw, pstats);
388 static void _rtl92de_process_phyinfo(struct ieee80211_hw *hw,
390 struct rtl_stats *pcurrent_stats)
393 if (!pcurrent_stats->packet_matchbssid &&
394 !pcurrent_stats->packet_beacon)
397 _rtl92de_process_ui_rssi(hw, pcurrent_stats);
398 _rtl92de_process_pwdb(hw, pcurrent_stats);
399 _rtl92de_process_ui_link_quality(hw, pcurrent_stats);
402 static void _rtl92de_translate_rx_signal_stuff(struct ieee80211_hw *hw,
404 struct rtl_stats *pstats,
405 struct rx_desc_92d *pdesc,
406 struct rx_fwinfo_92d *p_drvinfo)
408 struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
409 struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw));
410 struct ieee80211_hdr *hdr;
415 bool packet_matchbssid, packet_toself, packet_beacon = false;
417 tmp_buf = skb->data + pstats->rx_drvinfo_size + pstats->rx_bufshift;
418 hdr = (struct ieee80211_hdr *)tmp_buf;
419 fc = hdr->frame_control;
420 cfc = le16_to_cpu(fc);
421 type = WLAN_FC_GET_TYPE(fc);
423 packet_matchbssid = ((IEEE80211_FTYPE_CTL != type) &&
424 ether_addr_equal(mac->bssid,
425 (cfc & IEEE80211_FCTL_TODS) ? hdr->addr1 :
426 (cfc & IEEE80211_FCTL_FROMDS) ? hdr->addr2 :
428 (!pstats->hwerror) && (!pstats->crc) && (!pstats->icv));
429 packet_toself = packet_matchbssid &&
430 ether_addr_equal(praddr, rtlefuse->dev_addr);
431 if (ieee80211_is_beacon(fc))
432 packet_beacon = true;
433 _rtl92de_query_rxphystatus(hw, pstats, pdesc, p_drvinfo,
434 packet_matchbssid, packet_toself,
436 _rtl92de_process_phyinfo(hw, tmp_buf, pstats);
439 bool rtl92de_rx_query_desc(struct ieee80211_hw *hw, struct rtl_stats *stats,
440 struct ieee80211_rx_status *rx_status,
441 u8 *p_desc, struct sk_buff *skb)
443 struct rx_fwinfo_92d *p_drvinfo;
444 struct rx_desc_92d *pdesc = (struct rx_desc_92d *)p_desc;
445 u32 phystatus = GET_RX_DESC_PHYST(pdesc);
447 stats->length = (u16) GET_RX_DESC_PKT_LEN(pdesc);
448 stats->rx_drvinfo_size = (u8) GET_RX_DESC_DRV_INFO_SIZE(pdesc) *
449 RX_DRV_INFO_SIZE_UNIT;
450 stats->rx_bufshift = (u8) (GET_RX_DESC_SHIFT(pdesc) & 0x03);
451 stats->icv = (u16) GET_RX_DESC_ICV(pdesc);
452 stats->crc = (u16) GET_RX_DESC_CRC32(pdesc);
453 stats->hwerror = (stats->crc | stats->icv);
454 stats->decrypted = !GET_RX_DESC_SWDEC(pdesc);
455 stats->rate = (u8) GET_RX_DESC_RXMCS(pdesc);
456 stats->shortpreamble = (u16) GET_RX_DESC_SPLCP(pdesc);
457 stats->isampdu = (bool) (GET_RX_DESC_PAGGR(pdesc) == 1);
458 stats->isfirst_ampdu = (bool) ((GET_RX_DESC_PAGGR(pdesc) == 1)
459 && (GET_RX_DESC_FAGGR(pdesc) == 1));
460 stats->timestamp_low = GET_RX_DESC_TSFL(pdesc);
461 stats->rx_is40mhzpacket = (bool)GET_RX_DESC_BW(pdesc);
462 stats->is_ht = (bool)GET_RX_DESC_RXHT(pdesc);
463 rx_status->freq = hw->conf.chandef.chan->center_freq;
464 rx_status->band = hw->conf.chandef.chan->band;
465 if (GET_RX_DESC_CRC32(pdesc))
466 rx_status->flag |= RX_FLAG_FAILED_FCS_CRC;
467 if (!GET_RX_DESC_SWDEC(pdesc))
468 rx_status->flag |= RX_FLAG_DECRYPTED;
469 if (GET_RX_DESC_BW(pdesc))
470 rx_status->bw = RATE_INFO_BW_40;
471 if (GET_RX_DESC_RXHT(pdesc))
472 rx_status->encoding = RX_ENC_HT;
473 rx_status->flag |= RX_FLAG_MACTIME_START;
474 if (stats->decrypted)
475 rx_status->flag |= RX_FLAG_DECRYPTED;
476 rx_status->rate_idx = rtlwifi_rate_mapping(hw, stats->is_ht,
478 rx_status->mactime = GET_RX_DESC_TSFL(pdesc);
480 p_drvinfo = (struct rx_fwinfo_92d *)(skb->data +
482 _rtl92de_translate_rx_signal_stuff(hw,
486 /*rx_status->qual = stats->signal; */
487 rx_status->signal = stats->recvsignalpower + 10;
491 static void _rtl92de_insert_emcontent(struct rtl_tcb_desc *ptcb_desc,
494 memset(virtualaddress, 0, 8);
496 SET_EARLYMODE_PKTNUM(virtualaddress, ptcb_desc->empkt_num);
497 SET_EARLYMODE_LEN0(virtualaddress, ptcb_desc->empkt_len[0]);
498 SET_EARLYMODE_LEN1(virtualaddress, ptcb_desc->empkt_len[1]);
499 SET_EARLYMODE_LEN2_1(virtualaddress, ptcb_desc->empkt_len[2] & 0xF);
500 SET_EARLYMODE_LEN2_2(virtualaddress, ptcb_desc->empkt_len[2] >> 4);
501 SET_EARLYMODE_LEN3(virtualaddress, ptcb_desc->empkt_len[3]);
502 SET_EARLYMODE_LEN4(virtualaddress, ptcb_desc->empkt_len[4]);
505 void rtl92de_tx_fill_desc(struct ieee80211_hw *hw,
506 struct ieee80211_hdr *hdr, u8 *pdesc_tx,
507 u8 *pbd_desc_tx, struct ieee80211_tx_info *info,
508 struct ieee80211_sta *sta,
510 u8 hw_queue, struct rtl_tcb_desc *ptcb_desc)
512 struct rtl_priv *rtlpriv = rtl_priv(hw);
513 struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
514 struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw));
515 struct rtl_hal *rtlhal = rtl_hal(rtlpriv);
516 struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
517 u8 *pdesc = pdesc_tx;
519 __le16 fc = hdr->frame_control;
520 unsigned int buf_len = 0;
521 unsigned int skb_len = skb->len;
522 u8 fw_qsel = _rtl92de_map_hwqueue_to_fwqueue(skb, hw_queue);
523 bool firstseg = ((hdr->seq_ctrl &
524 cpu_to_le16(IEEE80211_SCTL_FRAG)) == 0);
525 bool lastseg = ((hdr->frame_control &
526 cpu_to_le16(IEEE80211_FCTL_MOREFRAGS)) == 0);
530 if (mac->opmode == NL80211_IFTYPE_STATION) {
532 } else if (mac->opmode == NL80211_IFTYPE_AP ||
533 mac->opmode == NL80211_IFTYPE_ADHOC) {
535 bw_40 = sta->bandwidth >= IEEE80211_STA_RX_BW_40;
537 seq_number = (le16_to_cpu(hdr->seq_ctrl) & IEEE80211_SCTL_SEQ) >> 4;
538 rtl_get_tcb_desc(hw, info, sta, skb, ptcb_desc);
539 /* reserve 8 byte for AMPDU early mode */
540 if (rtlhal->earlymode_enable) {
541 skb_push(skb, EM_HDR_LEN);
542 memset(skb->data, 0, EM_HDR_LEN);
545 mapping = pci_map_single(rtlpci->pdev, skb->data, skb->len,
547 if (pci_dma_mapping_error(rtlpci->pdev, mapping)) {
548 RT_TRACE(rtlpriv, COMP_SEND, DBG_TRACE,
549 "DMA mapping error\n");
552 CLEAR_PCI_TX_DESC_CONTENT(pdesc, sizeof(struct tx_desc_92d));
553 if (ieee80211_is_nullfunc(fc) || ieee80211_is_ctl(fc)) {
558 if (rtlhal->earlymode_enable) {
559 SET_TX_DESC_PKT_OFFSET(pdesc, 1);
560 SET_TX_DESC_OFFSET(pdesc, USB_HWDESC_HEADER_LEN +
562 if (ptcb_desc->empkt_num) {
563 RT_TRACE(rtlpriv, COMP_SEND, DBG_LOUD,
564 "Insert 8 byte.pTcb->EMPktNum:%d\n",
565 ptcb_desc->empkt_num);
566 _rtl92de_insert_emcontent(ptcb_desc,
570 SET_TX_DESC_OFFSET(pdesc, USB_HWDESC_HEADER_LEN);
572 /* 5G have no CCK rate */
573 if (rtlhal->current_bandtype == BAND_ON_5G)
574 if (ptcb_desc->hw_rate < DESC_RATE6M)
575 ptcb_desc->hw_rate = DESC_RATE6M;
576 SET_TX_DESC_TX_RATE(pdesc, ptcb_desc->hw_rate);
577 if (ptcb_desc->use_shortgi || ptcb_desc->use_shortpreamble)
578 SET_TX_DESC_DATA_SHORTGI(pdesc, 1);
580 if (rtlhal->macphymode == DUALMAC_DUALPHY &&
581 ptcb_desc->hw_rate == DESC_RATEMCS7)
582 SET_TX_DESC_DATA_SHORTGI(pdesc, 1);
584 if (info->flags & IEEE80211_TX_CTL_AMPDU) {
585 SET_TX_DESC_AGG_ENABLE(pdesc, 1);
586 SET_TX_DESC_MAX_AGG_NUM(pdesc, 0x14);
588 SET_TX_DESC_SEQ(pdesc, seq_number);
589 SET_TX_DESC_RTS_ENABLE(pdesc, ((ptcb_desc->rts_enable &&
590 !ptcb_desc->cts_enable) ? 1 : 0));
591 SET_TX_DESC_HW_RTS_ENABLE(pdesc, ((ptcb_desc->rts_enable
592 || ptcb_desc->cts_enable) ? 1 : 0));
593 SET_TX_DESC_CTS2SELF(pdesc, ((ptcb_desc->cts_enable) ? 1 : 0));
594 SET_TX_DESC_RTS_STBC(pdesc, ((ptcb_desc->rts_stbc) ? 1 : 0));
595 /* 5G have no CCK rate */
596 if (rtlhal->current_bandtype == BAND_ON_5G)
597 if (ptcb_desc->rts_rate < DESC_RATE6M)
598 ptcb_desc->rts_rate = DESC_RATE6M;
599 SET_TX_DESC_RTS_RATE(pdesc, ptcb_desc->rts_rate);
600 SET_TX_DESC_RTS_BW(pdesc, 0);
601 SET_TX_DESC_RTS_SC(pdesc, ptcb_desc->rts_sc);
602 SET_TX_DESC_RTS_SHORT(pdesc, ((ptcb_desc->rts_rate <=
604 (ptcb_desc->rts_use_shortpreamble ? 1 : 0) :
605 (ptcb_desc->rts_use_shortgi ? 1 : 0)));
607 if (ptcb_desc->packet_bw) {
608 SET_TX_DESC_DATA_BW(pdesc, 1);
609 SET_TX_DESC_TX_SUB_CARRIER(pdesc, 3);
611 SET_TX_DESC_DATA_BW(pdesc, 0);
612 SET_TX_DESC_TX_SUB_CARRIER(pdesc,
613 mac->cur_40_prime_sc);
616 SET_TX_DESC_DATA_BW(pdesc, 0);
617 SET_TX_DESC_TX_SUB_CARRIER(pdesc, 0);
619 SET_TX_DESC_LINIP(pdesc, 0);
620 SET_TX_DESC_PKT_SIZE(pdesc, (u16) skb_len);
622 u8 ampdu_density = sta->ht_cap.ampdu_density;
623 SET_TX_DESC_AMPDU_DENSITY(pdesc, ampdu_density);
625 if (info->control.hw_key) {
626 struct ieee80211_key_conf *keyconf;
628 keyconf = info->control.hw_key;
629 switch (keyconf->cipher) {
630 case WLAN_CIPHER_SUITE_WEP40:
631 case WLAN_CIPHER_SUITE_WEP104:
632 case WLAN_CIPHER_SUITE_TKIP:
633 SET_TX_DESC_SEC_TYPE(pdesc, 0x1);
635 case WLAN_CIPHER_SUITE_CCMP:
636 SET_TX_DESC_SEC_TYPE(pdesc, 0x3);
639 SET_TX_DESC_SEC_TYPE(pdesc, 0x0);
644 SET_TX_DESC_PKT_ID(pdesc, 0);
645 SET_TX_DESC_QUEUE_SEL(pdesc, fw_qsel);
646 SET_TX_DESC_DATA_RATE_FB_LIMIT(pdesc, 0x1F);
647 SET_TX_DESC_RTS_RATE_FB_LIMIT(pdesc, 0xF);
648 SET_TX_DESC_DISABLE_FB(pdesc, ptcb_desc->disable_ratefallback ?
650 SET_TX_DESC_USE_RATE(pdesc, ptcb_desc->use_driver_rate ? 1 : 0);
652 /* Set TxRate and RTSRate in TxDesc */
653 /* This prevent Tx initial rate of new-coming packets */
654 /* from being overwritten by retried packet rate.*/
655 if (!ptcb_desc->use_driver_rate) {
656 SET_TX_DESC_RTS_RATE(pdesc, 0x08);
657 /* SET_TX_DESC_TX_RATE(pdesc, 0x0b); */
659 if (ieee80211_is_data_qos(fc)) {
661 RT_TRACE(rtlpriv, COMP_SEND, DBG_TRACE,
662 "Enable RDG function\n");
663 SET_TX_DESC_RDG_ENABLE(pdesc, 1);
664 SET_TX_DESC_HTC(pdesc, 1);
669 SET_TX_DESC_FIRST_SEG(pdesc, (firstseg ? 1 : 0));
670 SET_TX_DESC_LAST_SEG(pdesc, (lastseg ? 1 : 0));
671 SET_TX_DESC_TX_BUFFER_SIZE(pdesc, (u16) buf_len);
672 SET_TX_DESC_TX_BUFFER_ADDRESS(pdesc, mapping);
673 if (rtlpriv->dm.useramask) {
674 SET_TX_DESC_RATE_ID(pdesc, ptcb_desc->ratr_index);
675 SET_TX_DESC_MACID(pdesc, ptcb_desc->mac_id);
677 SET_TX_DESC_RATE_ID(pdesc, 0xC + ptcb_desc->ratr_index);
678 SET_TX_DESC_MACID(pdesc, ptcb_desc->ratr_index);
680 if (ieee80211_is_data_qos(fc))
681 SET_TX_DESC_QOS(pdesc, 1);
683 if ((!ieee80211_is_data_qos(fc)) && ppsc->fwctrl_lps) {
684 SET_TX_DESC_HWSEQ_EN(pdesc, 1);
685 SET_TX_DESC_PKT_ID(pdesc, 8);
687 SET_TX_DESC_MORE_FRAG(pdesc, (lastseg ? 0 : 1));
688 RT_TRACE(rtlpriv, COMP_SEND, DBG_TRACE, "\n");
691 void rtl92de_tx_fill_cmddesc(struct ieee80211_hw *hw,
692 u8 *pdesc, bool firstseg,
693 bool lastseg, struct sk_buff *skb)
695 struct rtl_priv *rtlpriv = rtl_priv(hw);
696 struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw));
697 struct rtl_ps_ctl *ppsc = rtl_psc(rtlpriv);
698 struct rtl_hal *rtlhal = rtl_hal(rtlpriv);
699 u8 fw_queue = QSLT_BEACON;
700 dma_addr_t mapping = pci_map_single(rtlpci->pdev,
701 skb->data, skb->len, PCI_DMA_TODEVICE);
702 struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)(skb->data);
703 __le16 fc = hdr->frame_control;
705 if (pci_dma_mapping_error(rtlpci->pdev, mapping)) {
706 RT_TRACE(rtlpriv, COMP_SEND, DBG_TRACE,
707 "DMA mapping error\n");
710 CLEAR_PCI_TX_DESC_CONTENT(pdesc, TX_DESC_SIZE);
712 SET_TX_DESC_OFFSET(pdesc, USB_HWDESC_HEADER_LEN);
713 /* 5G have no CCK rate
714 * Caution: The macros below are multi-line expansions.
715 * The braces are needed no matter what checkpatch says
717 if (rtlhal->current_bandtype == BAND_ON_5G) {
718 SET_TX_DESC_TX_RATE(pdesc, DESC_RATE6M);
720 SET_TX_DESC_TX_RATE(pdesc, DESC_RATE1M);
722 SET_TX_DESC_SEQ(pdesc, 0);
723 SET_TX_DESC_LINIP(pdesc, 0);
724 SET_TX_DESC_QUEUE_SEL(pdesc, fw_queue);
725 SET_TX_DESC_FIRST_SEG(pdesc, 1);
726 SET_TX_DESC_LAST_SEG(pdesc, 1);
727 SET_TX_DESC_TX_BUFFER_SIZE(pdesc, (u16)skb->len);
728 SET_TX_DESC_TX_BUFFER_ADDRESS(pdesc, mapping);
729 SET_TX_DESC_RATE_ID(pdesc, 7);
730 SET_TX_DESC_MACID(pdesc, 0);
731 SET_TX_DESC_PKT_SIZE(pdesc, (u16) (skb->len));
732 SET_TX_DESC_FIRST_SEG(pdesc, 1);
733 SET_TX_DESC_LAST_SEG(pdesc, 1);
734 SET_TX_DESC_OFFSET(pdesc, 0x20);
735 SET_TX_DESC_USE_RATE(pdesc, 1);
737 if (!ieee80211_is_data_qos(fc) && ppsc->fwctrl_lps) {
738 SET_TX_DESC_HWSEQ_EN(pdesc, 1);
739 SET_TX_DESC_PKT_ID(pdesc, 8);
742 RT_PRINT_DATA(rtlpriv, COMP_CMD, DBG_LOUD,
743 "H2C Tx Cmd Content", pdesc, TX_DESC_SIZE);
745 SET_TX_DESC_OWN(pdesc, 1);
748 void rtl92de_set_desc(struct ieee80211_hw *hw, u8 *pdesc, bool istx,
749 u8 desc_name, u8 *val)
755 SET_TX_DESC_OWN(pdesc, 1);
757 case HW_DESC_TX_NEXTDESC_ADDR:
758 SET_TX_DESC_NEXT_DESC_ADDRESS(pdesc, *(u32 *) val);
761 WARN_ONCE(true, "rtl8192de: ERR txdesc :%d not processed\n",
769 SET_RX_DESC_OWN(pdesc, 1);
771 case HW_DESC_RXBUFF_ADDR:
772 SET_RX_DESC_BUFF_ADDR(pdesc, *(u32 *) val);
774 case HW_DESC_RXPKT_LEN:
775 SET_RX_DESC_PKT_LEN(pdesc, *(u32 *) val);
778 SET_RX_DESC_EOR(pdesc, 1);
781 WARN_ONCE(true, "rtl8192de: ERR rxdesc :%d not processed\n",
788 u64 rtl92de_get_desc(struct ieee80211_hw *hw,
789 u8 *p_desc, bool istx, u8 desc_name)
796 ret = GET_TX_DESC_OWN(p_desc);
798 case HW_DESC_TXBUFF_ADDR:
799 ret = GET_TX_DESC_TX_BUFFER_ADDRESS(p_desc);
802 WARN_ONCE(true, "rtl8192de: ERR txdesc :%d not processed\n",
809 ret = GET_RX_DESC_OWN(p_desc);
811 case HW_DESC_RXPKT_LEN:
812 ret = GET_RX_DESC_PKT_LEN(p_desc);
814 case HW_DESC_RXBUFF_ADDR:
815 ret = GET_RX_DESC_BUFF_ADDR(p_desc);
818 WARN_ONCE(true, "rtl8192de: ERR rxdesc :%d not processed\n",
826 bool rtl92de_is_tx_desc_closed(struct ieee80211_hw *hw,
827 u8 hw_queue, u16 index)
829 struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw));
830 struct rtl8192_tx_ring *ring = &rtlpci->tx_ring[hw_queue];
831 u8 *entry = (u8 *)(&ring->desc[ring->idx]);
832 u8 own = (u8)rtl92de_get_desc(hw, entry, true, HW_DESC_OWN);
834 /* a beacon packet will only use the first
835 * descriptor by defaut, and the own bit may not
836 * be cleared by the hardware
843 void rtl92de_tx_polling(struct ieee80211_hw *hw, u8 hw_queue)
845 struct rtl_priv *rtlpriv = rtl_priv(hw);
846 if (hw_queue == BEACON_QUEUE)
847 rtl_write_word(rtlpriv, REG_PCIE_CTRL_REG, BIT(4));
849 rtl_write_word(rtlpriv, REG_PCIE_CTRL_REG,
850 BIT(0) << (hw_queue));