1 /******************************************************************************
3 * Copyright(c) 2009-2012 Realtek Corporation.
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.
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
14 * You should have received a copy of the GNU General Public License along with
15 * this program; if not, write to the Free Software Foundation, Inc.,
16 * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
18 * The full GNU General Public License is included in this distribution in the
19 * file called LICENSE.
21 * Contact Information:
22 * wlanfae <wlanfae@realtek.com>
23 * Realtek Corporation, No. 2, Innovation Road II, Hsinchu Science Park,
24 * Hsinchu 300, Taiwan.
26 * Larry Finger <Larry.Finger@lwfinger.net>
28 *****************************************************************************/
39 static u8 _rtl92de_map_hwqueue_to_fwqueue(struct sk_buff *skb, u8 hw_queue)
41 __le16 fc = rtl_get_fc(skb);
43 if (unlikely(ieee80211_is_beacon(fc)))
45 if (ieee80211_is_mgmt(fc))
51 static u8 _rtl92d_query_rxpwrpercentage(char antpower)
53 if ((antpower <= -100) || (antpower >= 20))
55 else if (antpower >= 0)
58 return 100 + antpower;
61 static u8 _rtl92d_evm_db_to_percentage(char value)
69 ret_val = 0 - ret_val;
76 static long _rtl92de_translate_todbm(struct ieee80211_hw *hw,
77 u8 signal_strength_index)
81 signal_power = (long)((signal_strength_index + 1) >> 1);
86 static long _rtl92de_signal_scale_mapping(struct ieee80211_hw *hw, long currsig)
90 if (currsig >= 61 && currsig <= 100)
91 retsig = 90 + ((currsig - 60) / 4);
92 else if (currsig >= 41 && currsig <= 60)
93 retsig = 78 + ((currsig - 40) / 2);
94 else if (currsig >= 31 && currsig <= 40)
95 retsig = 66 + (currsig - 30);
96 else if (currsig >= 21 && currsig <= 30)
97 retsig = 54 + (currsig - 20);
98 else if (currsig >= 5 && currsig <= 20)
99 retsig = 42 + (((currsig - 5) * 2) / 3);
100 else if (currsig == 4)
102 else if (currsig == 3)
104 else if (currsig == 2)
106 else if (currsig == 1)
113 static void _rtl92de_query_rxphystatus(struct ieee80211_hw *hw,
114 struct rtl_stats *pstats,
115 struct rx_desc_92d *pdesc,
116 struct rx_fwinfo_92d *p_drvinfo,
117 bool packet_match_bssid,
121 struct rtl_priv *rtlpriv = rtl_priv(hw);
122 struct rtl_ps_ctl *ppsc = rtl_psc(rtlpriv);
123 struct phy_sts_cck_8192d *cck_buf;
124 s8 rx_pwr_all, rx_pwr[4];
125 u8 rf_rx_num = 0, evm, pwdb_all;
126 u8 i, max_spatial_stream;
127 u32 rssi, total_rssi = 0;
130 is_cck_rate = RX_HAL_IS_CCK_RATE(pdesc);
131 pstats->packet_matchbssid = packet_match_bssid;
132 pstats->packet_toself = packet_toself;
133 pstats->packet_beacon = packet_beacon;
134 pstats->is_cck = is_cck_rate;
135 pstats->rx_mimo_signalquality[0] = -1;
136 pstats->rx_mimo_signalquality[1] = -1;
139 u8 report, cck_highpwr;
140 cck_buf = (struct phy_sts_cck_8192d *)p_drvinfo;
141 if (ppsc->rfpwr_state == ERFON)
142 cck_highpwr = (u8) rtl_get_bbreg(hw,
143 RFPGA0_XA_HSSIPARAMETER2,
148 u8 cck_agc_rpt = cck_buf->cck_agc_rpt;
149 report = cck_buf->cck_agc_rpt & 0xc0;
150 report = report >> 6;
153 rx_pwr_all = -46 - (cck_agc_rpt & 0x3e);
156 rx_pwr_all = -26 - (cck_agc_rpt & 0x3e);
159 rx_pwr_all = -12 - (cck_agc_rpt & 0x3e);
162 rx_pwr_all = 16 - (cck_agc_rpt & 0x3e);
166 u8 cck_agc_rpt = cck_buf->cck_agc_rpt;
167 report = p_drvinfo->cfosho[0] & 0x60;
168 report = report >> 5;
171 rx_pwr_all = -46 - ((cck_agc_rpt & 0x1f) << 1);
174 rx_pwr_all = -26 - ((cck_agc_rpt & 0x1f) << 1);
177 rx_pwr_all = -12 - ((cck_agc_rpt & 0x1f) << 1);
180 rx_pwr_all = 16 - ((cck_agc_rpt & 0x1f) << 1);
184 pwdb_all = _rtl92d_query_rxpwrpercentage(rx_pwr_all);
185 /* CCK gain is smaller than OFDM/MCS gain, */
186 /* so we add gain diff by experiences, the val is 6 */
190 /* modify the offset to make the same gain index with OFDM. */
191 if (pwdb_all > 34 && pwdb_all <= 42)
193 else if (pwdb_all > 26 && pwdb_all <= 34)
195 else if (pwdb_all > 14 && pwdb_all <= 26)
197 else if (pwdb_all > 4 && pwdb_all <= 14)
199 pstats->rx_pwdb_all = pwdb_all;
200 pstats->recvsignalpower = rx_pwr_all;
201 if (packet_match_bssid) {
203 if (pstats->rx_pwdb_all > 40) {
206 sq = cck_buf->sq_rpt;
212 sq = ((64 - sq) * 100) / 44;
214 pstats->signalquality = sq;
215 pstats->rx_mimo_signalquality[0] = sq;
216 pstats->rx_mimo_signalquality[1] = -1;
219 rtlpriv->dm.rfpath_rxenable[0] = true;
220 rtlpriv->dm.rfpath_rxenable[1] = true;
221 for (i = RF90_PATH_A; i < RF6052_MAX_PATH; i++) {
222 if (rtlpriv->dm.rfpath_rxenable[i])
224 rx_pwr[i] = ((p_drvinfo->gain_trsw[i] & 0x3f) * 2)
226 rssi = _rtl92d_query_rxpwrpercentage(rx_pwr[i]);
228 rtlpriv->stats.rx_snr_db[i] =
229 (long)(p_drvinfo->rxsnr[i] / 2);
230 if (packet_match_bssid)
231 pstats->rx_mimo_signalstrength[i] = (u8) rssi;
233 rx_pwr_all = ((p_drvinfo->pwdb_all >> 1) & 0x7f) - 106;
234 pwdb_all = _rtl92d_query_rxpwrpercentage(rx_pwr_all);
235 pstats->rx_pwdb_all = pwdb_all;
236 pstats->rxpower = rx_pwr_all;
237 pstats->recvsignalpower = rx_pwr_all;
238 if (pdesc->rxht && pdesc->rxmcs >= DESC92_RATEMCS8 &&
239 pdesc->rxmcs <= DESC92_RATEMCS15)
240 max_spatial_stream = 2;
242 max_spatial_stream = 1;
243 for (i = 0; i < max_spatial_stream; i++) {
244 evm = _rtl92d_evm_db_to_percentage(p_drvinfo->rxevm[i]);
245 if (packet_match_bssid) {
247 pstats->signalquality =
249 pstats->rx_mimo_signalquality[i] =
255 pstats->signalstrength = (u8)(_rtl92de_signal_scale_mapping(hw,
257 else if (rf_rx_num != 0)
258 pstats->signalstrength = (u8)(_rtl92de_signal_scale_mapping(hw,
259 total_rssi /= rf_rx_num));
262 static void rtl92d_loop_over_paths(struct ieee80211_hw *hw,
263 struct rtl_stats *pstats)
265 struct rtl_priv *rtlpriv = rtl_priv(hw);
266 struct rtl_phy *rtlphy = &(rtlpriv->phy);
269 for (rfpath = RF90_PATH_A; rfpath < rtlphy->num_total_rfpath;
271 if (rtlpriv->stats.rx_rssi_percentage[rfpath] == 0) {
272 rtlpriv->stats.rx_rssi_percentage[rfpath] =
273 pstats->rx_mimo_signalstrength[rfpath];
276 if (pstats->rx_mimo_signalstrength[rfpath] >
277 rtlpriv->stats.rx_rssi_percentage[rfpath]) {
278 rtlpriv->stats.rx_rssi_percentage[rfpath] =
279 ((rtlpriv->stats.rx_rssi_percentage[rfpath] *
280 (RX_SMOOTH_FACTOR - 1)) +
281 (pstats->rx_mimo_signalstrength[rfpath])) /
283 rtlpriv->stats.rx_rssi_percentage[rfpath] =
284 rtlpriv->stats.rx_rssi_percentage[rfpath] + 1;
286 rtlpriv->stats.rx_rssi_percentage[rfpath] =
287 ((rtlpriv->stats.rx_rssi_percentage[rfpath] *
288 (RX_SMOOTH_FACTOR - 1)) +
289 (pstats->rx_mimo_signalstrength[rfpath])) /
295 static void _rtl92de_process_ui_rssi(struct ieee80211_hw *hw,
296 struct rtl_stats *pstats)
298 struct rtl_priv *rtlpriv = rtl_priv(hw);
299 u32 last_rssi, tmpval;
301 if (pstats->packet_toself || pstats->packet_beacon) {
302 rtlpriv->stats.rssi_calculate_cnt++;
303 if (rtlpriv->stats.ui_rssi.total_num++ >=
304 PHY_RSSI_SLID_WIN_MAX) {
305 rtlpriv->stats.ui_rssi.total_num =
306 PHY_RSSI_SLID_WIN_MAX;
307 last_rssi = rtlpriv->stats.ui_rssi.elements[
308 rtlpriv->stats.ui_rssi.index];
309 rtlpriv->stats.ui_rssi.total_val -= last_rssi;
311 rtlpriv->stats.ui_rssi.total_val += pstats->signalstrength;
312 rtlpriv->stats.ui_rssi.elements
313 [rtlpriv->stats.ui_rssi.index++] =
314 pstats->signalstrength;
315 if (rtlpriv->stats.ui_rssi.index >= PHY_RSSI_SLID_WIN_MAX)
316 rtlpriv->stats.ui_rssi.index = 0;
317 tmpval = rtlpriv->stats.ui_rssi.total_val /
318 rtlpriv->stats.ui_rssi.total_num;
319 rtlpriv->stats.signal_strength = _rtl92de_translate_todbm(hw,
321 pstats->rssi = rtlpriv->stats.signal_strength;
323 if (!pstats->is_cck && pstats->packet_toself)
324 rtl92d_loop_over_paths(hw, pstats);
327 static void _rtl92de_update_rxsignalstatistics(struct ieee80211_hw *hw,
328 struct rtl_stats *pstats)
330 struct rtl_priv *rtlpriv = rtl_priv(hw);
333 if (rtlpriv->stats.recv_signal_power == 0)
334 rtlpriv->stats.recv_signal_power = pstats->recvsignalpower;
335 if (pstats->recvsignalpower > rtlpriv->stats.recv_signal_power)
337 else if (pstats->recvsignalpower < rtlpriv->stats.recv_signal_power)
339 rtlpriv->stats.recv_signal_power = (rtlpriv->stats.recv_signal_power *
340 5 + pstats->recvsignalpower + weighting) / 6;
343 static void _rtl92de_process_pwdb(struct ieee80211_hw *hw,
344 struct rtl_stats *pstats)
346 struct rtl_priv *rtlpriv = rtl_priv(hw);
347 struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
348 long undecorated_smoothed_pwdb;
350 if (mac->opmode == NL80211_IFTYPE_ADHOC ||
351 mac->opmode == NL80211_IFTYPE_AP)
354 undecorated_smoothed_pwdb =
355 rtlpriv->dm.undecorated_smoothed_pwdb;
357 if (pstats->packet_toself || pstats->packet_beacon) {
358 if (undecorated_smoothed_pwdb < 0)
359 undecorated_smoothed_pwdb = pstats->rx_pwdb_all;
360 if (pstats->rx_pwdb_all > (u32) undecorated_smoothed_pwdb) {
361 undecorated_smoothed_pwdb =
362 (((undecorated_smoothed_pwdb) *
363 (RX_SMOOTH_FACTOR - 1)) +
364 (pstats->rx_pwdb_all)) / (RX_SMOOTH_FACTOR);
365 undecorated_smoothed_pwdb =
366 undecorated_smoothed_pwdb + 1;
368 undecorated_smoothed_pwdb =
369 (((undecorated_smoothed_pwdb) *
370 (RX_SMOOTH_FACTOR - 1)) +
371 (pstats->rx_pwdb_all)) / (RX_SMOOTH_FACTOR);
373 rtlpriv->dm.undecorated_smoothed_pwdb =
374 undecorated_smoothed_pwdb;
375 _rtl92de_update_rxsignalstatistics(hw, pstats);
379 static void rtl92d_loop_over_streams(struct ieee80211_hw *hw,
380 struct rtl_stats *pstats)
382 struct rtl_priv *rtlpriv = rtl_priv(hw);
385 for (stream = 0; stream < 2; stream++) {
386 if (pstats->rx_mimo_signalquality[stream] != -1) {
387 if (rtlpriv->stats.rx_evm_percentage[stream] == 0) {
388 rtlpriv->stats.rx_evm_percentage[stream] =
389 pstats->rx_mimo_signalquality[stream];
391 rtlpriv->stats.rx_evm_percentage[stream] =
392 ((rtlpriv->stats.rx_evm_percentage[stream]
393 * (RX_SMOOTH_FACTOR - 1)) +
394 (pstats->rx_mimo_signalquality[stream] * 1)) /
400 static void _rtl92de_process_ui_link_quality(struct ieee80211_hw *hw,
401 struct rtl_stats *pstats)
403 struct rtl_priv *rtlpriv = rtl_priv(hw);
404 u32 last_evm, tmpval;
406 if (pstats->signalquality == 0)
408 if (pstats->packet_toself || pstats->packet_beacon) {
409 if (rtlpriv->stats.ui_link_quality.total_num++ >=
410 PHY_LINKQUALITY_SLID_WIN_MAX) {
411 rtlpriv->stats.ui_link_quality.total_num =
412 PHY_LINKQUALITY_SLID_WIN_MAX;
413 last_evm = rtlpriv->stats.ui_link_quality.elements[
414 rtlpriv->stats.ui_link_quality.index];
415 rtlpriv->stats.ui_link_quality.total_val -= last_evm;
417 rtlpriv->stats.ui_link_quality.total_val +=
418 pstats->signalquality;
419 rtlpriv->stats.ui_link_quality.elements[
420 rtlpriv->stats.ui_link_quality.index++] =
421 pstats->signalquality;
422 if (rtlpriv->stats.ui_link_quality.index >=
423 PHY_LINKQUALITY_SLID_WIN_MAX)
424 rtlpriv->stats.ui_link_quality.index = 0;
425 tmpval = rtlpriv->stats.ui_link_quality.total_val /
426 rtlpriv->stats.ui_link_quality.total_num;
427 rtlpriv->stats.signal_quality = tmpval;
428 rtlpriv->stats.last_sigstrength_inpercent = tmpval;
429 rtl92d_loop_over_streams(hw, pstats);
433 static void _rtl92de_process_phyinfo(struct ieee80211_hw *hw,
435 struct rtl_stats *pcurrent_stats)
438 if (!pcurrent_stats->packet_matchbssid &&
439 !pcurrent_stats->packet_beacon)
442 _rtl92de_process_ui_rssi(hw, pcurrent_stats);
443 _rtl92de_process_pwdb(hw, pcurrent_stats);
444 _rtl92de_process_ui_link_quality(hw, pcurrent_stats);
447 static void _rtl92de_translate_rx_signal_stuff(struct ieee80211_hw *hw,
449 struct rtl_stats *pstats,
450 struct rx_desc_92d *pdesc,
451 struct rx_fwinfo_92d *p_drvinfo)
453 struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
454 struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw));
455 struct ieee80211_hdr *hdr;
460 bool packet_matchbssid, packet_toself, packet_beacon;
462 tmp_buf = skb->data + pstats->rx_drvinfo_size + pstats->rx_bufshift;
463 hdr = (struct ieee80211_hdr *)tmp_buf;
464 fc = hdr->frame_control;
465 cfc = le16_to_cpu(fc);
466 type = WLAN_FC_GET_TYPE(fc);
468 packet_matchbssid = ((IEEE80211_FTYPE_CTL != type) &&
469 ether_addr_equal(mac->bssid,
470 (cfc & IEEE80211_FCTL_TODS) ? hdr->addr1 :
471 (cfc & IEEE80211_FCTL_FROMDS) ? hdr->addr2 :
473 (!pstats->hwerror) && (!pstats->crc) && (!pstats->icv));
474 packet_toself = packet_matchbssid &&
475 ether_addr_equal(praddr, rtlefuse->dev_addr);
476 if (ieee80211_is_beacon(fc))
477 packet_beacon = true;
478 _rtl92de_query_rxphystatus(hw, pstats, pdesc, p_drvinfo,
479 packet_matchbssid, packet_toself,
481 _rtl92de_process_phyinfo(hw, tmp_buf, pstats);
484 bool rtl92de_rx_query_desc(struct ieee80211_hw *hw, struct rtl_stats *stats,
485 struct ieee80211_rx_status *rx_status,
486 u8 *p_desc, struct sk_buff *skb)
488 struct rx_fwinfo_92d *p_drvinfo;
489 struct rx_desc_92d *pdesc = (struct rx_desc_92d *)p_desc;
490 u32 phystatus = GET_RX_DESC_PHYST(pdesc);
492 stats->length = (u16) GET_RX_DESC_PKT_LEN(pdesc);
493 stats->rx_drvinfo_size = (u8) GET_RX_DESC_DRV_INFO_SIZE(pdesc) *
494 RX_DRV_INFO_SIZE_UNIT;
495 stats->rx_bufshift = (u8) (GET_RX_DESC_SHIFT(pdesc) & 0x03);
496 stats->icv = (u16) GET_RX_DESC_ICV(pdesc);
497 stats->crc = (u16) GET_RX_DESC_CRC32(pdesc);
498 stats->hwerror = (stats->crc | stats->icv);
499 stats->decrypted = !GET_RX_DESC_SWDEC(pdesc);
500 stats->rate = (u8) GET_RX_DESC_RXMCS(pdesc);
501 stats->shortpreamble = (u16) GET_RX_DESC_SPLCP(pdesc);
502 stats->isampdu = (bool) (GET_RX_DESC_PAGGR(pdesc) == 1);
503 stats->isfirst_ampdu = (bool) ((GET_RX_DESC_PAGGR(pdesc) == 1)
504 && (GET_RX_DESC_FAGGR(pdesc) == 1));
505 stats->timestamp_low = GET_RX_DESC_TSFL(pdesc);
506 stats->rx_is40Mhzpacket = (bool) GET_RX_DESC_BW(pdesc);
507 rx_status->freq = hw->conf.channel->center_freq;
508 rx_status->band = hw->conf.channel->band;
509 if (GET_RX_DESC_CRC32(pdesc))
510 rx_status->flag |= RX_FLAG_FAILED_FCS_CRC;
511 if (!GET_RX_DESC_SWDEC(pdesc))
512 rx_status->flag |= RX_FLAG_DECRYPTED;
513 if (GET_RX_DESC_BW(pdesc))
514 rx_status->flag |= RX_FLAG_40MHZ;
515 if (GET_RX_DESC_RXHT(pdesc))
516 rx_status->flag |= RX_FLAG_HT;
517 rx_status->flag |= RX_FLAG_MACTIME_MPDU;
518 if (stats->decrypted)
519 rx_status->flag |= RX_FLAG_DECRYPTED;
520 rx_status->rate_idx = rtlwifi_rate_mapping(hw,
521 (bool)GET_RX_DESC_RXHT(pdesc),
522 (u8)GET_RX_DESC_RXMCS(pdesc),
523 (bool)GET_RX_DESC_PAGGR(pdesc));
524 rx_status->mactime = GET_RX_DESC_TSFL(pdesc);
526 p_drvinfo = (struct rx_fwinfo_92d *)(skb->data +
528 _rtl92de_translate_rx_signal_stuff(hw,
532 /*rx_status->qual = stats->signal; */
533 rx_status->signal = stats->rssi + 10;
534 /*rx_status->noise = -stats->noise; */
538 static void _rtl92de_insert_emcontent(struct rtl_tcb_desc *ptcb_desc,
541 memset(virtualaddress, 0, 8);
543 SET_EARLYMODE_PKTNUM(virtualaddress, ptcb_desc->empkt_num);
544 SET_EARLYMODE_LEN0(virtualaddress, ptcb_desc->empkt_len[0]);
545 SET_EARLYMODE_LEN1(virtualaddress, ptcb_desc->empkt_len[1]);
546 SET_EARLYMODE_LEN2_1(virtualaddress, ptcb_desc->empkt_len[2] & 0xF);
547 SET_EARLYMODE_LEN2_2(virtualaddress, ptcb_desc->empkt_len[2] >> 4);
548 SET_EARLYMODE_LEN3(virtualaddress, ptcb_desc->empkt_len[3]);
549 SET_EARLYMODE_LEN4(virtualaddress, ptcb_desc->empkt_len[4]);
552 void rtl92de_tx_fill_desc(struct ieee80211_hw *hw,
553 struct ieee80211_hdr *hdr, u8 *pdesc_tx,
554 struct ieee80211_tx_info *info,
555 struct ieee80211_sta *sta,
557 u8 hw_queue, struct rtl_tcb_desc *ptcb_desc)
559 struct rtl_priv *rtlpriv = rtl_priv(hw);
560 struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
561 struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw));
562 struct rtl_hal *rtlhal = rtl_hal(rtlpriv);
563 struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
564 u8 *pdesc = pdesc_tx;
566 __le16 fc = hdr->frame_control;
567 unsigned int buf_len = 0;
568 unsigned int skb_len = skb->len;
569 u8 fw_qsel = _rtl92de_map_hwqueue_to_fwqueue(skb, hw_queue);
570 bool firstseg = ((hdr->seq_ctrl &
571 cpu_to_le16(IEEE80211_SCTL_FRAG)) == 0);
572 bool lastseg = ((hdr->frame_control &
573 cpu_to_le16(IEEE80211_FCTL_MOREFRAGS)) == 0);
577 if (mac->opmode == NL80211_IFTYPE_STATION) {
579 } else if (mac->opmode == NL80211_IFTYPE_AP ||
580 mac->opmode == NL80211_IFTYPE_ADHOC) {
582 bw_40 = sta->ht_cap.cap &
583 IEEE80211_HT_CAP_SUP_WIDTH_20_40;
585 seq_number = (le16_to_cpu(hdr->seq_ctrl) & IEEE80211_SCTL_SEQ) >> 4;
586 rtl_get_tcb_desc(hw, info, sta, skb, ptcb_desc);
587 /* reserve 8 byte for AMPDU early mode */
588 if (rtlhal->earlymode_enable) {
589 skb_push(skb, EM_HDR_LEN);
590 memset(skb->data, 0, EM_HDR_LEN);
593 mapping = pci_map_single(rtlpci->pdev, skb->data, skb->len,
595 CLEAR_PCI_TX_DESC_CONTENT(pdesc, sizeof(struct tx_desc_92d));
596 if (ieee80211_is_nullfunc(fc) || ieee80211_is_ctl(fc)) {
601 if (rtlhal->earlymode_enable) {
602 SET_TX_DESC_PKT_OFFSET(pdesc, 1);
603 SET_TX_DESC_OFFSET(pdesc, USB_HWDESC_HEADER_LEN +
605 if (ptcb_desc->empkt_num) {
606 RT_TRACE(rtlpriv, COMP_SEND, DBG_LOUD,
607 "Insert 8 byte.pTcb->EMPktNum:%d\n",
608 ptcb_desc->empkt_num);
609 _rtl92de_insert_emcontent(ptcb_desc,
613 SET_TX_DESC_OFFSET(pdesc, USB_HWDESC_HEADER_LEN);
615 /* 5G have no CCK rate */
616 if (rtlhal->current_bandtype == BAND_ON_5G)
617 if (ptcb_desc->hw_rate < DESC92_RATE6M)
618 ptcb_desc->hw_rate = DESC92_RATE6M;
619 SET_TX_DESC_TX_RATE(pdesc, ptcb_desc->hw_rate);
620 if (ptcb_desc->use_shortgi || ptcb_desc->use_shortpreamble)
621 SET_TX_DESC_DATA_SHORTGI(pdesc, 1);
623 if (rtlhal->macphymode == DUALMAC_DUALPHY &&
624 ptcb_desc->hw_rate == DESC92_RATEMCS7)
625 SET_TX_DESC_DATA_SHORTGI(pdesc, 1);
627 if (info->flags & IEEE80211_TX_CTL_AMPDU) {
628 SET_TX_DESC_AGG_ENABLE(pdesc, 1);
629 SET_TX_DESC_MAX_AGG_NUM(pdesc, 0x14);
631 SET_TX_DESC_SEQ(pdesc, seq_number);
632 SET_TX_DESC_RTS_ENABLE(pdesc, ((ptcb_desc->rts_enable &&
633 !ptcb_desc->cts_enable) ? 1 : 0));
634 SET_TX_DESC_HW_RTS_ENABLE(pdesc, ((ptcb_desc->rts_enable
635 || ptcb_desc->cts_enable) ? 1 : 0));
636 SET_TX_DESC_CTS2SELF(pdesc, ((ptcb_desc->cts_enable) ? 1 : 0));
637 SET_TX_DESC_RTS_STBC(pdesc, ((ptcb_desc->rts_stbc) ? 1 : 0));
638 /* 5G have no CCK rate */
639 if (rtlhal->current_bandtype == BAND_ON_5G)
640 if (ptcb_desc->rts_rate < DESC92_RATE6M)
641 ptcb_desc->rts_rate = DESC92_RATE6M;
642 SET_TX_DESC_RTS_RATE(pdesc, ptcb_desc->rts_rate);
643 SET_TX_DESC_RTS_BW(pdesc, 0);
644 SET_TX_DESC_RTS_SC(pdesc, ptcb_desc->rts_sc);
645 SET_TX_DESC_RTS_SHORT(pdesc, ((ptcb_desc->rts_rate <=
647 (ptcb_desc->rts_use_shortpreamble ? 1 : 0) :
648 (ptcb_desc->rts_use_shortgi ? 1 : 0)));
650 if (ptcb_desc->packet_bw) {
651 SET_TX_DESC_DATA_BW(pdesc, 1);
652 SET_TX_DESC_TX_SUB_CARRIER(pdesc, 3);
654 SET_TX_DESC_DATA_BW(pdesc, 0);
655 SET_TX_DESC_TX_SUB_CARRIER(pdesc,
656 mac->cur_40_prime_sc);
659 SET_TX_DESC_DATA_BW(pdesc, 0);
660 SET_TX_DESC_TX_SUB_CARRIER(pdesc, 0);
662 SET_TX_DESC_LINIP(pdesc, 0);
663 SET_TX_DESC_PKT_SIZE(pdesc, (u16) skb_len);
665 u8 ampdu_density = sta->ht_cap.ampdu_density;
666 SET_TX_DESC_AMPDU_DENSITY(pdesc, ampdu_density);
668 if (info->control.hw_key) {
669 struct ieee80211_key_conf *keyconf;
671 keyconf = info->control.hw_key;
672 switch (keyconf->cipher) {
673 case WLAN_CIPHER_SUITE_WEP40:
674 case WLAN_CIPHER_SUITE_WEP104:
675 case WLAN_CIPHER_SUITE_TKIP:
676 SET_TX_DESC_SEC_TYPE(pdesc, 0x1);
678 case WLAN_CIPHER_SUITE_CCMP:
679 SET_TX_DESC_SEC_TYPE(pdesc, 0x3);
682 SET_TX_DESC_SEC_TYPE(pdesc, 0x0);
687 SET_TX_DESC_PKT_ID(pdesc, 0);
688 SET_TX_DESC_QUEUE_SEL(pdesc, fw_qsel);
689 SET_TX_DESC_DATA_RATE_FB_LIMIT(pdesc, 0x1F);
690 SET_TX_DESC_RTS_RATE_FB_LIMIT(pdesc, 0xF);
691 SET_TX_DESC_DISABLE_FB(pdesc, ptcb_desc->disable_ratefallback ?
693 SET_TX_DESC_USE_RATE(pdesc, ptcb_desc->use_driver_rate ? 1 : 0);
695 /* Set TxRate and RTSRate in TxDesc */
696 /* This prevent Tx initial rate of new-coming packets */
697 /* from being overwritten by retried packet rate.*/
698 if (!ptcb_desc->use_driver_rate) {
699 SET_TX_DESC_RTS_RATE(pdesc, 0x08);
700 /* SET_TX_DESC_TX_RATE(pdesc, 0x0b); */
702 if (ieee80211_is_data_qos(fc)) {
704 RT_TRACE(rtlpriv, COMP_SEND, DBG_TRACE,
705 "Enable RDG function\n");
706 SET_TX_DESC_RDG_ENABLE(pdesc, 1);
707 SET_TX_DESC_HTC(pdesc, 1);
712 SET_TX_DESC_FIRST_SEG(pdesc, (firstseg ? 1 : 0));
713 SET_TX_DESC_LAST_SEG(pdesc, (lastseg ? 1 : 0));
714 SET_TX_DESC_TX_BUFFER_SIZE(pdesc, (u16) buf_len);
715 SET_TX_DESC_TX_BUFFER_ADDRESS(pdesc, mapping);
716 if (rtlpriv->dm.useramask) {
717 SET_TX_DESC_RATE_ID(pdesc, ptcb_desc->ratr_index);
718 SET_TX_DESC_MACID(pdesc, ptcb_desc->mac_id);
720 SET_TX_DESC_RATE_ID(pdesc, 0xC + ptcb_desc->ratr_index);
721 SET_TX_DESC_MACID(pdesc, ptcb_desc->ratr_index);
723 if (ieee80211_is_data_qos(fc))
724 SET_TX_DESC_QOS(pdesc, 1);
726 if ((!ieee80211_is_data_qos(fc)) && ppsc->fwctrl_lps) {
727 SET_TX_DESC_HWSEQ_EN(pdesc, 1);
728 SET_TX_DESC_PKT_ID(pdesc, 8);
730 SET_TX_DESC_MORE_FRAG(pdesc, (lastseg ? 0 : 1));
731 RT_TRACE(rtlpriv, COMP_SEND, DBG_TRACE, "\n");
734 void rtl92de_tx_fill_cmddesc(struct ieee80211_hw *hw,
735 u8 *pdesc, bool firstseg,
736 bool lastseg, struct sk_buff *skb)
738 struct rtl_priv *rtlpriv = rtl_priv(hw);
739 struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw));
740 struct rtl_ps_ctl *ppsc = rtl_psc(rtlpriv);
741 struct rtl_hal *rtlhal = rtl_hal(rtlpriv);
742 u8 fw_queue = QSLT_BEACON;
743 dma_addr_t mapping = pci_map_single(rtlpci->pdev,
744 skb->data, skb->len, PCI_DMA_TODEVICE);
745 struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)(skb->data);
746 __le16 fc = hdr->frame_control;
748 CLEAR_PCI_TX_DESC_CONTENT(pdesc, TX_DESC_SIZE);
750 SET_TX_DESC_OFFSET(pdesc, USB_HWDESC_HEADER_LEN);
751 /* 5G have no CCK rate
752 * Caution: The macros below are multi-line expansions.
753 * The braces are needed no matter what checkpatch says
755 if (rtlhal->current_bandtype == BAND_ON_5G) {
756 SET_TX_DESC_TX_RATE(pdesc, DESC92_RATE6M);
758 SET_TX_DESC_TX_RATE(pdesc, DESC92_RATE1M);
760 SET_TX_DESC_SEQ(pdesc, 0);
761 SET_TX_DESC_LINIP(pdesc, 0);
762 SET_TX_DESC_QUEUE_SEL(pdesc, fw_queue);
763 SET_TX_DESC_FIRST_SEG(pdesc, 1);
764 SET_TX_DESC_LAST_SEG(pdesc, 1);
765 SET_TX_DESC_TX_BUFFER_SIZE(pdesc, (u16)skb->len);
766 SET_TX_DESC_TX_BUFFER_ADDRESS(pdesc, mapping);
767 SET_TX_DESC_RATE_ID(pdesc, 7);
768 SET_TX_DESC_MACID(pdesc, 0);
769 SET_TX_DESC_PKT_SIZE(pdesc, (u16) (skb->len));
770 SET_TX_DESC_FIRST_SEG(pdesc, 1);
771 SET_TX_DESC_LAST_SEG(pdesc, 1);
772 SET_TX_DESC_OFFSET(pdesc, 0x20);
773 SET_TX_DESC_USE_RATE(pdesc, 1);
775 if (!ieee80211_is_data_qos(fc) && ppsc->fwctrl_lps) {
776 SET_TX_DESC_HWSEQ_EN(pdesc, 1);
777 SET_TX_DESC_PKT_ID(pdesc, 8);
780 RT_PRINT_DATA(rtlpriv, COMP_CMD, DBG_LOUD,
781 "H2C Tx Cmd Content", pdesc, TX_DESC_SIZE);
783 SET_TX_DESC_OWN(pdesc, 1);
786 void rtl92de_set_desc(u8 *pdesc, bool istx, u8 desc_name, u8 *val)
792 SET_TX_DESC_OWN(pdesc, 1);
794 case HW_DESC_TX_NEXTDESC_ADDR:
795 SET_TX_DESC_NEXT_DESC_ADDRESS(pdesc, *(u32 *) val);
798 RT_ASSERT(false, "ERR txdesc :%d not process\n",
806 SET_RX_DESC_OWN(pdesc, 1);
808 case HW_DESC_RXBUFF_ADDR:
809 SET_RX_DESC_BUFF_ADDR(pdesc, *(u32 *) val);
811 case HW_DESC_RXPKT_LEN:
812 SET_RX_DESC_PKT_LEN(pdesc, *(u32 *) val);
815 SET_RX_DESC_EOR(pdesc, 1);
818 RT_ASSERT(false, "ERR rxdesc :%d not process\n",
825 u32 rtl92de_get_desc(u8 *p_desc, bool istx, u8 desc_name)
832 ret = GET_TX_DESC_OWN(p_desc);
834 case HW_DESC_TXBUFF_ADDR:
835 ret = GET_TX_DESC_TX_BUFFER_ADDRESS(p_desc);
838 RT_ASSERT(false, "ERR txdesc :%d not process\n",
843 struct rx_desc_92c *pdesc = (struct rx_desc_92c *)p_desc;
846 ret = GET_RX_DESC_OWN(pdesc);
848 case HW_DESC_RXPKT_LEN:
849 ret = GET_RX_DESC_PKT_LEN(pdesc);
852 RT_ASSERT(false, "ERR rxdesc :%d not process\n",
860 void rtl92de_tx_polling(struct ieee80211_hw *hw, u8 hw_queue)
862 struct rtl_priv *rtlpriv = rtl_priv(hw);
863 if (hw_queue == BEACON_QUEUE)
864 rtl_write_word(rtlpriv, REG_PCIE_CTRL_REG, BIT(4));
866 rtl_write_word(rtlpriv, REG_PCIE_CTRL_REG,
867 BIT(0) << (hw_queue));