1// SPDX-License-Identifier: GPL-2.0 2/* Copyright(c) 2009-2014 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 "trx.h" 12#include "led.h" 13#include "dm.h" 14#include "fw.h" 15 16static u8 _rtl8723be_map_hwqueue_to_fwqueue(struct sk_buff *skb, u8 hw_queue) 17{ 18 __le16 fc = rtl_get_fc(skb); 19 20 if (unlikely(ieee80211_is_beacon(fc))) 21 return QSLT_BEACON; 22 if (ieee80211_is_mgmt(fc) || ieee80211_is_ctl(fc)) 23 return QSLT_MGNT; 24 25 return skb->priority; 26} 27 28static void _rtl8723be_query_rxphystatus(struct ieee80211_hw *hw, 29 struct rtl_stats *pstatus, 30 __le32 *pdesc, 31 struct rx_fwinfo_8723be *p_drvinfo, 32 bool bpacket_match_bssid, 33 bool bpacket_toself, 34 bool packet_beacon) 35{ 36 struct rtl_priv *rtlpriv = rtl_priv(hw); 37 struct phy_status_rpt *p_phystrpt = (struct phy_status_rpt *)p_drvinfo; 38 s8 rx_pwr_all = 0, rx_pwr[4]; 39 u8 rf_rx_num = 0, evm, pwdb_all, pwdb_all_bt = 0; 40 u8 i, max_spatial_stream; 41 u32 rssi, total_rssi = 0; 42 bool is_cck = pstatus->is_cck; 43 u8 lan_idx, vga_idx; 44 45 /* Record it for next packet processing */ 46 pstatus->packet_matchbssid = bpacket_match_bssid; 47 pstatus->packet_toself = bpacket_toself; 48 pstatus->packet_beacon = packet_beacon; 49 pstatus->rx_mimo_signalquality[0] = -1; 50 pstatus->rx_mimo_signalquality[1] = -1; 51 52 if (is_cck) { 53 u8 cck_highpwr; 54 u8 cck_agc_rpt; 55 56 cck_agc_rpt = p_phystrpt->cck_agc_rpt_ofdm_cfosho_a; 57 58 /* (1)Hardware does not provide RSSI for CCK */ 59 /* (2)PWDB, Average PWDB cacluated by 60 * hardware (for rate adaptive) 61 */ 62 cck_highpwr = (u8)rtl_get_bbreg(hw, RFPGA0_XA_HSSIPARAMETER2, 63 BIT(9)); 64 65 lan_idx = ((cck_agc_rpt & 0xE0) >> 5); 66 vga_idx = (cck_agc_rpt & 0x1f); 67 68 switch (lan_idx) { 69 /* 46 53 73 95 201301231630 */ 70 /* 46 53 77 99 201301241630 */ 71 case 6: 72 rx_pwr_all = -34 - (2 * vga_idx); 73 break; 74 case 4: 75 rx_pwr_all = -14 - (2 * vga_idx); 76 break; 77 case 1: 78 rx_pwr_all = 6 - (2 * vga_idx); 79 break; 80 case 0: 81 rx_pwr_all = 16 - (2 * vga_idx); 82 break; 83 default: 84 break; 85 } 86 87 pwdb_all = rtl_query_rxpwrpercentage(rx_pwr_all); 88 if (pwdb_all > 100) 89 pwdb_all = 100; 90 91 pstatus->rx_pwdb_all = pwdb_all; 92 pstatus->bt_rx_rssi_percentage = pwdb_all; 93 pstatus->recvsignalpower = rx_pwr_all; 94 95 /* (3) Get Signal Quality (EVM) */ 96 if (bpacket_match_bssid) { 97 u8 sq, sq_rpt; 98 if (pstatus->rx_pwdb_all > 40) { 99 sq = 100; 100 } else { 101 sq_rpt = p_phystrpt->cck_sig_qual_ofdm_pwdb_all; 102 if (sq_rpt > 64) 103 sq = 0; 104 else if (sq_rpt < 20) 105 sq = 100; 106 else 107 sq = ((64 - sq_rpt) * 100) / 44; 108 } 109 pstatus->signalquality = sq; 110 pstatus->rx_mimo_signalquality[0] = sq; 111 pstatus->rx_mimo_signalquality[1] = -1; 112 } 113 } else { 114 /* (1)Get RSSI for HT rate */ 115 for (i = RF90_PATH_A; i < RF6052_MAX_PATH; i++) { 116 /* we will judge RF RX path now. */ 117 if (rtlpriv->dm.rfpath_rxenable[i]) 118 rf_rx_num++; 119 120 rx_pwr[i] = ((p_phystrpt->path_agc[i].gain & 0x3f) * 2) 121 - 110; 122 123 pstatus->rx_pwr[i] = rx_pwr[i]; 124 /* Translate DBM to percentage. */ 125 rssi = rtl_query_rxpwrpercentage(rx_pwr[i]); 126 total_rssi += rssi; 127 128 pstatus->rx_mimo_signalstrength[i] = (u8)rssi; 129 } 130 131 /* (2)PWDB, Average PWDB cacluated by 132 * hardware (for rate adaptive) 133 */ 134 rx_pwr_all = ((p_phystrpt->cck_sig_qual_ofdm_pwdb_all >> 1) & 135 0x7f) - 110; 136 137 pwdb_all = rtl_query_rxpwrpercentage(rx_pwr_all); 138 pwdb_all_bt = pwdb_all; 139 pstatus->rx_pwdb_all = pwdb_all; 140 pstatus->bt_rx_rssi_percentage = pwdb_all_bt; 141 pstatus->rxpower = rx_pwr_all; 142 pstatus->recvsignalpower = rx_pwr_all; 143 144 /* (3)EVM of HT rate */ 145 if (pstatus->rate >= DESC92C_RATEMCS8 && 146 pstatus->rate <= DESC92C_RATEMCS15) 147 max_spatial_stream = 2; 148 else 149 max_spatial_stream = 1; 150 151 for (i = 0; i < max_spatial_stream; i++) { 152 evm = rtl_evm_db_to_percentage( 153 p_phystrpt->stream_rxevm[i]); 154 155 if (bpacket_match_bssid) { 156 /* Fill value in RFD, Get the first 157 * spatial stream only 158 */ 159 if (i == 0) 160 pstatus->signalquality = 161 (u8)(evm & 0xff); 162 pstatus->rx_mimo_signalquality[i] = 163 (u8)(evm & 0xff); 164 } 165 } 166 167 if (bpacket_match_bssid) { 168 for (i = RF90_PATH_A; i <= RF90_PATH_B; i++) 169 rtl_priv(hw)->dm.cfo_tail[i] = 170 (int)p_phystrpt->path_cfotail[i]; 171 172 if (rtl_priv(hw)->dm.packet_count == 0xffffffff) 173 rtl_priv(hw)->dm.packet_count = 0; 174 else 175 rtl_priv(hw)->dm.packet_count++; 176 } 177 } 178 179 /* UI BSS List signal strength(in percentage), 180 * make it good looking, from 0~100. 181 */ 182 if (is_cck) 183 pstatus->signalstrength = (u8)(rtl_signal_scale_mapping(hw, 184 pwdb_all)); 185 else if (rf_rx_num != 0) 186 pstatus->signalstrength = (u8)(rtl_signal_scale_mapping(hw, 187 total_rssi /= rf_rx_num)); 188} 189 190static void _rtl8723be_translate_rx_signal_stuff(struct ieee80211_hw *hw, 191 struct sk_buff *skb, 192 struct rtl_stats *pstatus, 193 __le32 *pdesc, 194 struct rx_fwinfo_8723be *p_drvinfo) 195{ 196 struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); 197 struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw)); 198 struct ieee80211_hdr *hdr; 199 u8 *tmp_buf; 200 u8 *praddr; 201 u8 *psaddr; 202 u16 fc, type; 203 bool packet_matchbssid, packet_toself, packet_beacon; 204 205 tmp_buf = skb->data + pstatus->rx_drvinfo_size + pstatus->rx_bufshift; 206 207 hdr = (struct ieee80211_hdr *)tmp_buf; 208 fc = le16_to_cpu(hdr->frame_control); 209 type = WLAN_FC_GET_TYPE(hdr->frame_control); 210 praddr = hdr->addr1; 211 psaddr = ieee80211_get_SA(hdr); 212 memcpy(pstatus->psaddr, psaddr, ETH_ALEN); 213 214 packet_matchbssid = ((IEEE80211_FTYPE_CTL != type) && 215 (ether_addr_equal(mac->bssid, (fc & IEEE80211_FCTL_TODS) ? 216 hdr->addr1 : (fc & IEEE80211_FCTL_FROMDS) ? 217 hdr->addr2 : hdr->addr3)) && 218 (!pstatus->hwerror) && 219 (!pstatus->crc) && (!pstatus->icv)); 220 221 packet_toself = packet_matchbssid && 222 (ether_addr_equal(praddr, rtlefuse->dev_addr)); 223 224 /* YP: packet_beacon is not initialized, 225 * this assignment is neccesary, 226 * otherwise it counld be true in this case 227 * the situation is much worse in Kernel 3.10 228 */ 229 if (ieee80211_is_beacon(hdr->frame_control)) 230 packet_beacon = true; 231 else 232 packet_beacon = false; 233 234 if (packet_beacon && packet_matchbssid) 235 rtl_priv(hw)->dm.dbginfo.num_qry_beacon_pkt++; 236 237 _rtl8723be_query_rxphystatus(hw, pstatus, pdesc, p_drvinfo, 238 packet_matchbssid, 239 packet_toself, 240 packet_beacon); 241 242 rtl_process_phyinfo(hw, tmp_buf, pstatus); 243} 244 245static void _rtl8723be_insert_emcontent(struct rtl_tcb_desc *ptcb_desc, 246 __le32 *virtualaddress) 247{ 248 u32 dwtmp = 0; 249 memset(virtualaddress, 0, 8); 250 251 set_earlymode_pktnum(virtualaddress, ptcb_desc->empkt_num); 252 if (ptcb_desc->empkt_num == 1) { 253 dwtmp = ptcb_desc->empkt_len[0]; 254 } else { 255 dwtmp = ptcb_desc->empkt_len[0]; 256 dwtmp += ((dwtmp % 4) ? (4 - dwtmp % 4) : 0) + 4; 257 dwtmp += ptcb_desc->empkt_len[1]; 258 } 259 set_earlymode_len0(virtualaddress, dwtmp); 260 261 if (ptcb_desc->empkt_num <= 3) { 262 dwtmp = ptcb_desc->empkt_len[2]; 263 } else { 264 dwtmp = ptcb_desc->empkt_len[2]; 265 dwtmp += ((dwtmp % 4) ? (4 - dwtmp % 4) : 0) + 4; 266 dwtmp += ptcb_desc->empkt_len[3]; 267 } 268 set_earlymode_len1(virtualaddress, dwtmp); 269 if (ptcb_desc->empkt_num <= 5) { 270 dwtmp = ptcb_desc->empkt_len[4]; 271 } else { 272 dwtmp = ptcb_desc->empkt_len[4]; 273 dwtmp += ((dwtmp % 4) ? (4 - dwtmp % 4) : 0) + 4; 274 dwtmp += ptcb_desc->empkt_len[5]; 275 } 276 set_earlymode_len2_1(virtualaddress, dwtmp & 0xF); 277 set_earlymode_len2_2(virtualaddress, dwtmp >> 4); 278 if (ptcb_desc->empkt_num <= 7) { 279 dwtmp = ptcb_desc->empkt_len[6]; 280 } else { 281 dwtmp = ptcb_desc->empkt_len[6]; 282 dwtmp += ((dwtmp % 4) ? (4 - dwtmp % 4) : 0) + 4; 283 dwtmp += ptcb_desc->empkt_len[7]; 284 } 285 set_earlymode_len3(virtualaddress, dwtmp); 286 if (ptcb_desc->empkt_num <= 9) { 287 dwtmp = ptcb_desc->empkt_len[8]; 288 } else { 289 dwtmp = ptcb_desc->empkt_len[8]; 290 dwtmp += ((dwtmp % 4) ? (4 - dwtmp % 4) : 0) + 4; 291 dwtmp += ptcb_desc->empkt_len[9]; 292 } 293 set_earlymode_len4(virtualaddress, dwtmp); 294} 295 296bool rtl8723be_rx_query_desc(struct ieee80211_hw *hw, 297 struct rtl_stats *status, 298 struct ieee80211_rx_status *rx_status, 299 u8 *pdesc8, struct sk_buff *skb) 300{ 301 struct rtl_priv *rtlpriv = rtl_priv(hw); 302 struct rx_fwinfo_8723be *p_drvinfo; 303 struct ieee80211_hdr *hdr; 304 u8 wake_match; 305 __le32 *pdesc = (__le32 *)pdesc8; 306 u32 phystatus = get_rx_desc_physt(pdesc); 307 308 status->length = (u16)get_rx_desc_pkt_len(pdesc); 309 status->rx_drvinfo_size = (u8)get_rx_desc_drv_info_size(pdesc) * 310 RX_DRV_INFO_SIZE_UNIT; 311 status->rx_bufshift = (u8)(get_rx_desc_shift(pdesc) & 0x03); 312 status->icv = (u16)get_rx_desc_icv(pdesc); 313 status->crc = (u16)get_rx_desc_crc32(pdesc); 314 status->hwerror = (status->crc | status->icv); 315 status->decrypted = !get_rx_desc_swdec(pdesc); 316 status->rate = (u8)get_rx_desc_rxmcs(pdesc); 317 status->shortpreamble = (u16)get_rx_desc_splcp(pdesc); 318 status->isampdu = (bool)(get_rx_desc_paggr(pdesc) == 1); 319 status->isfirst_ampdu = (bool)(get_rx_desc_paggr(pdesc) == 1); 320 status->timestamp_low = get_rx_desc_tsfl(pdesc); 321 status->rx_is40mhzpacket = (bool)get_rx_desc_bw(pdesc); 322 status->bandwidth = (u8)get_rx_desc_bw(pdesc); 323 status->macid = get_rx_desc_macid(pdesc); 324 status->is_ht = (bool)get_rx_desc_rxht(pdesc); 325 326 status->is_cck = RX_HAL_IS_CCK_RATE(status->rate); 327 328 if (get_rx_status_desc_rpt_sel(pdesc)) 329 status->packet_report_type = C2H_PACKET; 330 else 331 status->packet_report_type = NORMAL_RX; 332 333 334 if (get_rx_status_desc_pattern_match(pdesc)) 335 wake_match = BIT(2); 336 else if (get_rx_status_desc_magic_match(pdesc)) 337 wake_match = BIT(1); 338 else if (get_rx_status_desc_unicast_match(pdesc)) 339 wake_match = BIT(0); 340 else 341 wake_match = 0; 342 if (wake_match) 343 rtl_dbg(rtlpriv, COMP_RXDESC, DBG_LOUD, 344 "GGGGGGGGGGGGGet Wakeup Packet!! WakeMatch=%d\n", 345 wake_match); 346 rx_status->freq = hw->conf.chandef.chan->center_freq; 347 rx_status->band = hw->conf.chandef.chan->band; 348 349 hdr = (struct ieee80211_hdr *)(skb->data + status->rx_drvinfo_size + 350 status->rx_bufshift); 351 352 if (status->crc) 353 rx_status->flag |= RX_FLAG_FAILED_FCS_CRC; 354 355 if (status->rx_is40mhzpacket) 356 rx_status->bw = RATE_INFO_BW_40; 357 358 if (status->is_ht) 359 rx_status->encoding = RX_ENC_HT; 360 361 rx_status->flag |= RX_FLAG_MACTIME_START; 362 363 /* hw will set status->decrypted true, if it finds the 364 * frame is open data frame or mgmt frame. 365 * So hw will not decryption robust managment frame 366 * for IEEE80211w but still set status->decrypted 367 * true, so here we should set it back to undecrypted 368 * for IEEE80211w frame, and mac80211 sw will help 369 * to decrypt it 370 */ 371 if (status->decrypted) { 372 if ((!_ieee80211_is_robust_mgmt_frame(hdr)) && 373 (ieee80211_has_protected(hdr->frame_control))) 374 rx_status->flag |= RX_FLAG_DECRYPTED; 375 else 376 rx_status->flag &= ~RX_FLAG_DECRYPTED; 377 } 378 379 /* rate_idx: index of data rate into band's 380 * supported rates or MCS index if HT rates 381 * are use (RX_FLAG_HT) 382 */ 383 rx_status->rate_idx = rtlwifi_rate_mapping(hw, status->is_ht, 384 false, status->rate); 385 386 rx_status->mactime = status->timestamp_low; 387 if (phystatus) { 388 p_drvinfo = (struct rx_fwinfo_8723be *)(skb->data + 389 status->rx_bufshift); 390 391 _rtl8723be_translate_rx_signal_stuff(hw, skb, status, 392 pdesc, p_drvinfo); 393 } 394 rx_status->signal = status->recvsignalpower + 10; 395 if (status->packet_report_type == TX_REPORT2) { 396 status->macid_valid_entry[0] = 397 get_rx_rpt2_desc_macid_valid_1(pdesc); 398 status->macid_valid_entry[1] = 399 get_rx_rpt2_desc_macid_valid_2(pdesc); 400 } 401 return true; 402} 403 404void rtl8723be_tx_fill_desc(struct ieee80211_hw *hw, 405 struct ieee80211_hdr *hdr, u8 *pdesc8, 406 u8 *txbd, struct ieee80211_tx_info *info, 407 struct ieee80211_sta *sta, struct sk_buff *skb, 408 u8 hw_queue, struct rtl_tcb_desc *ptcb_desc) 409{ 410 struct rtl_priv *rtlpriv = rtl_priv(hw); 411 struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); 412 struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw)); 413 struct rtl_hal *rtlhal = rtl_hal(rtlpriv); 414 struct rtlwifi_tx_info *tx_info = rtl_tx_skb_cb_info(skb); 415 __le32 *pdesc = (__le32 *)pdesc8; 416 u16 seq_number; 417 __le16 fc = hdr->frame_control; 418 unsigned int buf_len = 0; 419 unsigned int skb_len = skb->len; 420 u8 fw_qsel = _rtl8723be_map_hwqueue_to_fwqueue(skb, hw_queue); 421 bool firstseg = ((hdr->seq_ctrl & 422 cpu_to_le16(IEEE80211_SCTL_FRAG)) == 0); 423 bool lastseg = ((hdr->frame_control & 424 cpu_to_le16(IEEE80211_FCTL_MOREFRAGS)) == 0); 425 dma_addr_t mapping; 426 u8 bw_40 = 0; 427 u8 short_gi = 0; 428 429 if (mac->opmode == NL80211_IFTYPE_STATION) { 430 bw_40 = mac->bw_40; 431 } else if (mac->opmode == NL80211_IFTYPE_AP || 432 mac->opmode == NL80211_IFTYPE_ADHOC) { 433 if (sta) 434 bw_40 = sta->ht_cap.cap & 435 IEEE80211_HT_CAP_SUP_WIDTH_20_40; 436 } 437 seq_number = (le16_to_cpu(hdr->seq_ctrl) & IEEE80211_SCTL_SEQ) >> 4; 438 rtl_get_tcb_desc(hw, info, sta, skb, ptcb_desc); 439 /* reserve 8 byte for AMPDU early mode */ 440 if (rtlhal->earlymode_enable) { 441 skb_push(skb, EM_HDR_LEN); 442 memset(skb->data, 0, EM_HDR_LEN); 443 } 444 buf_len = skb->len; 445 mapping = dma_map_single(&rtlpci->pdev->dev, skb->data, skb->len, 446 DMA_TO_DEVICE); 447 if (dma_mapping_error(&rtlpci->pdev->dev, mapping)) { 448 rtl_dbg(rtlpriv, COMP_SEND, DBG_TRACE, "DMA mapping error\n"); 449 return; 450 } 451 clear_pci_tx_desc_content(pdesc, sizeof(struct tx_desc_8723be)); 452 if (ieee80211_is_nullfunc(fc) || ieee80211_is_ctl(fc)) { 453 firstseg = true; 454 lastseg = true; 455 } 456 if (firstseg) { 457 if (rtlhal->earlymode_enable) { 458 set_tx_desc_pkt_offset(pdesc, 1); 459 set_tx_desc_offset(pdesc, USB_HWDESC_HEADER_LEN + 460 EM_HDR_LEN); 461 if (ptcb_desc->empkt_num) { 462 rtl_dbg(rtlpriv, COMP_SEND, DBG_TRACE, 463 "Insert 8 byte.pTcb->EMPktNum:%d\n", 464 ptcb_desc->empkt_num); 465 _rtl8723be_insert_emcontent(ptcb_desc, 466 (__le32 *)(skb->data)); 467 } 468 } else { 469 set_tx_desc_offset(pdesc, USB_HWDESC_HEADER_LEN); 470 } 471 472 473 /* ptcb_desc->use_driver_rate = true; */ 474 set_tx_desc_tx_rate(pdesc, ptcb_desc->hw_rate); 475 if (ptcb_desc->hw_rate > DESC92C_RATEMCS0) 476 short_gi = (ptcb_desc->use_shortgi) ? 1 : 0; 477 else 478 short_gi = (ptcb_desc->use_shortpreamble) ? 1 : 0; 479 480 set_tx_desc_data_shortgi(pdesc, short_gi); 481 482 if (info->flags & IEEE80211_TX_CTL_AMPDU) { 483 set_tx_desc_agg_enable(pdesc, 1); 484 set_tx_desc_max_agg_num(pdesc, 0x14); 485 } 486 set_tx_desc_seq(pdesc, seq_number); 487 set_tx_desc_rts_enable(pdesc, ((ptcb_desc->rts_enable && 488 !ptcb_desc->cts_enable) ? 489 1 : 0)); 490 set_tx_desc_hw_rts_enable(pdesc, 0); 491 set_tx_desc_cts2self(pdesc, ((ptcb_desc->cts_enable) ? 492 1 : 0)); 493 494 set_tx_desc_rts_rate(pdesc, ptcb_desc->rts_rate); 495 496 set_tx_desc_rts_sc(pdesc, ptcb_desc->rts_sc); 497 set_tx_desc_rts_short(pdesc, 498 ((ptcb_desc->rts_rate <= DESC92C_RATE54M) ? 499 (ptcb_desc->rts_use_shortpreamble ? 1 : 0) : 500 (ptcb_desc->rts_use_shortgi ? 1 : 0))); 501 502 if (ptcb_desc->tx_enable_sw_calc_duration) 503 set_tx_desc_nav_use_hdr(pdesc, 1); 504 505 if (bw_40) { 506 if (ptcb_desc->packet_bw == HT_CHANNEL_WIDTH_20_40) { 507 set_tx_desc_data_bw(pdesc, 1); 508 set_tx_desc_tx_sub_carrier(pdesc, 3); 509 } else { 510 set_tx_desc_data_bw(pdesc, 0); 511 set_tx_desc_tx_sub_carrier(pdesc, mac->cur_40_prime_sc); 512 } 513 } else { 514 set_tx_desc_data_bw(pdesc, 0); 515 set_tx_desc_tx_sub_carrier(pdesc, 0); 516 } 517 518 set_tx_desc_linip(pdesc, 0); 519 set_tx_desc_pkt_size(pdesc, (u16)skb_len); 520 if (sta) { 521 u8 ampdu_density = sta->ht_cap.ampdu_density; 522 set_tx_desc_ampdu_density(pdesc, ampdu_density); 523 } 524 if (info->control.hw_key) { 525 struct ieee80211_key_conf *keyconf = 526 info->control.hw_key; 527 switch (keyconf->cipher) { 528 case WLAN_CIPHER_SUITE_WEP40: 529 case WLAN_CIPHER_SUITE_WEP104: 530 case WLAN_CIPHER_SUITE_TKIP: 531 set_tx_desc_sec_type(pdesc, 0x1); 532 break; 533 case WLAN_CIPHER_SUITE_CCMP: 534 set_tx_desc_sec_type(pdesc, 0x3); 535 break; 536 default: 537 set_tx_desc_sec_type(pdesc, 0x0); 538 break; 539 } 540 } 541 542 set_tx_desc_queue_sel(pdesc, fw_qsel); 543 set_tx_desc_data_rate_fb_limit(pdesc, 0x1F); 544 set_tx_desc_rts_rate_fb_limit(pdesc, 0xF); 545 set_tx_desc_disable_fb(pdesc, ptcb_desc->disable_ratefallback ? 546 1 : 0); 547 set_tx_desc_use_rate(pdesc, ptcb_desc->use_driver_rate ? 1 : 0); 548 549 /* Set TxRate and RTSRate in TxDesc */ 550 /* This prevent Tx initial rate of new-coming packets */ 551 /* from being overwritten by retried packet rate.*/ 552 if (ieee80211_is_data_qos(fc)) { 553 if (mac->rdg_en) { 554 rtl_dbg(rtlpriv, COMP_SEND, DBG_TRACE, 555 "Enable RDG function.\n"); 556 set_tx_desc_rdg_enable(pdesc, 1); 557 set_tx_desc_htc(pdesc, 1); 558 } 559 } 560 /* tx report */ 561 rtl_set_tx_report(ptcb_desc, pdesc8, hw, tx_info); 562 } 563 564 set_tx_desc_first_seg(pdesc, (firstseg ? 1 : 0)); 565 set_tx_desc_last_seg(pdesc, (lastseg ? 1 : 0)); 566 set_tx_desc_tx_buffer_size(pdesc, (u16)buf_len); 567 set_tx_desc_tx_buffer_address(pdesc, mapping); 568 /* if (rtlpriv->dm.useramask) { */ 569 if (1) { 570 set_tx_desc_rate_id(pdesc, ptcb_desc->ratr_index); 571 set_tx_desc_macid(pdesc, ptcb_desc->mac_id); 572 } else { 573 set_tx_desc_rate_id(pdesc, 0xC + ptcb_desc->ratr_index); 574 set_tx_desc_macid(pdesc, ptcb_desc->mac_id); 575 } 576 if (!ieee80211_is_data_qos(fc)) { 577 set_tx_desc_hwseq_en(pdesc, 1); 578 set_tx_desc_hwseq_sel(pdesc, 0); 579 } 580 set_tx_desc_more_frag(pdesc, (lastseg ? 0 : 1)); 581 if (is_multicast_ether_addr(ieee80211_get_DA(hdr)) || 582 is_broadcast_ether_addr(ieee80211_get_DA(hdr))) { 583 set_tx_desc_bmc(pdesc, 1); 584 } 585 586 rtl_dbg(rtlpriv, COMP_SEND, DBG_TRACE, "\n"); 587} 588 589void rtl8723be_tx_fill_cmddesc(struct ieee80211_hw *hw, u8 *pdesc8, 590 bool firstseg, bool lastseg, 591 struct sk_buff *skb) 592{ 593 struct rtl_priv *rtlpriv = rtl_priv(hw); 594 struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw)); 595 u8 fw_queue = QSLT_BEACON; 596 __le32 *pdesc = (__le32 *)pdesc8; 597 598 dma_addr_t mapping = dma_map_single(&rtlpci->pdev->dev, skb->data, 599 skb->len, DMA_TO_DEVICE); 600 601 if (dma_mapping_error(&rtlpci->pdev->dev, mapping)) { 602 rtl_dbg(rtlpriv, COMP_SEND, DBG_TRACE, 603 "DMA mapping error\n"); 604 return; 605 } 606 clear_pci_tx_desc_content(pdesc, TX_DESC_SIZE); 607 608 set_tx_desc_offset(pdesc, USB_HWDESC_HEADER_LEN); 609 610 set_tx_desc_tx_rate(pdesc, DESC92C_RATE1M); 611 612 set_tx_desc_seq(pdesc, 0); 613 614 set_tx_desc_linip(pdesc, 0); 615 616 set_tx_desc_queue_sel(pdesc, fw_queue); 617 618 set_tx_desc_first_seg(pdesc, 1); 619 set_tx_desc_last_seg(pdesc, 1); 620 621 set_tx_desc_tx_buffer_size(pdesc, (u16)(skb->len)); 622 623 set_tx_desc_tx_buffer_address(pdesc, mapping); 624 625 set_tx_desc_rate_id(pdesc, 0); 626 set_tx_desc_macid(pdesc, 0); 627 628 set_tx_desc_own(pdesc, 1); 629 630 set_tx_desc_pkt_size(pdesc, (u16)(skb->len)); 631 632 set_tx_desc_first_seg(pdesc, 1); 633 set_tx_desc_last_seg(pdesc, 1); 634 635 set_tx_desc_use_rate(pdesc, 1); 636 637 RT_PRINT_DATA(rtlpriv, COMP_CMD, DBG_LOUD, 638 "H2C Tx Cmd Content\n", pdesc, TX_DESC_SIZE); 639} 640 641void rtl8723be_set_desc(struct ieee80211_hw *hw, u8 *pdesc8, 642 bool istx, u8 desc_name, u8 *val) 643{ 644 __le32 *pdesc = (__le32 *)pdesc8; 645 646 if (istx) { 647 switch (desc_name) { 648 case HW_DESC_OWN: 649 set_tx_desc_own(pdesc, 1); 650 break; 651 case HW_DESC_TX_NEXTDESC_ADDR: 652 set_tx_desc_next_desc_address(pdesc, *(u32 *)val); 653 break; 654 default: 655 WARN_ONCE(true, "rtl8723be: ERR txdesc :%d not processed\n", 656 desc_name); 657 break; 658 } 659 } else { 660 switch (desc_name) { 661 case HW_DESC_RXOWN: 662 set_rx_desc_own(pdesc, 1); 663 break; 664 case HW_DESC_RXBUFF_ADDR: 665 set_rx_desc_buff_addr(pdesc, *(u32 *)val); 666 break; 667 case HW_DESC_RXPKT_LEN: 668 set_rx_desc_pkt_len(pdesc, *(u32 *)val); 669 break; 670 case HW_DESC_RXERO: 671 set_rx_desc_eor(pdesc, 1); 672 break; 673 default: 674 WARN_ONCE(true, "rtl8723be: ERR rxdesc :%d not process\n", 675 desc_name); 676 break; 677 } 678 } 679} 680 681u64 rtl8723be_get_desc(struct ieee80211_hw *hw, 682 u8 *pdesc8, bool istx, u8 desc_name) 683{ 684 u32 ret = 0; 685 __le32 *pdesc = (__le32 *)pdesc8; 686 687 if (istx) { 688 switch (desc_name) { 689 case HW_DESC_OWN: 690 ret = get_tx_desc_own(pdesc); 691 break; 692 case HW_DESC_TXBUFF_ADDR: 693 ret = get_tx_desc_tx_buffer_address(pdesc); 694 break; 695 default: 696 WARN_ONCE(true, "rtl8723be: ERR txdesc :%d not process\n", 697 desc_name); 698 break; 699 } 700 } else { 701 switch (desc_name) { 702 case HW_DESC_OWN: 703 ret = get_rx_desc_own(pdesc); 704 break; 705 case HW_DESC_RXPKT_LEN: 706 ret = get_rx_desc_pkt_len(pdesc); 707 break; 708 case HW_DESC_RXBUFF_ADDR: 709 ret = get_rx_desc_buff_addr(pdesc); 710 break; 711 default: 712 WARN_ONCE(true, "rtl8723be: ERR rxdesc :%d not processed\n", 713 desc_name); 714 break; 715 } 716 } 717 return ret; 718} 719 720bool rtl8723be_is_tx_desc_closed(struct ieee80211_hw *hw, 721 u8 hw_queue, u16 index) 722{ 723 struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw)); 724 struct rtl8192_tx_ring *ring = &rtlpci->tx_ring[hw_queue]; 725 u8 *entry = (u8 *)(&ring->desc[ring->idx]); 726 u8 own = (u8)rtl8723be_get_desc(hw, entry, true, HW_DESC_OWN); 727 728 /*beacon packet will only use the first 729 *descriptor defautly,and the own may not 730 *be cleared by the hardware 731 */ 732 if (own) 733 return false; 734 return true; 735} 736 737void rtl8723be_tx_polling(struct ieee80211_hw *hw, u8 hw_queue) 738{ 739 struct rtl_priv *rtlpriv = rtl_priv(hw); 740 if (hw_queue == BEACON_QUEUE) { 741 rtl_write_word(rtlpriv, REG_PCIE_CTRL_REG, BIT(4)); 742 } else { 743 rtl_write_word(rtlpriv, REG_PCIE_CTRL_REG, 744 BIT(0) << (hw_queue)); 745 } 746} 747