1 // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause 2 /* Copyright(c) 2018-2019 Realtek Corporation 3 */ 4 5 #include <linux/iopoll.h> 6 7 #include "main.h" 8 #include "coex.h" 9 #include "fw.h" 10 #include "tx.h" 11 #include "reg.h" 12 #include "sec.h" 13 #include "debug.h" 14 #include "util.h" 15 #include "wow.h" 16 #include "ps.h" 17 18 static void rtw_fw_c2h_cmd_handle_ext(struct rtw_dev *rtwdev, 19 struct sk_buff *skb) 20 { 21 struct rtw_c2h_cmd *c2h; 22 u8 sub_cmd_id; 23 24 c2h = get_c2h_from_skb(skb); 25 sub_cmd_id = c2h->payload[0]; 26 27 switch (sub_cmd_id) { 28 case C2H_CCX_RPT: 29 rtw_tx_report_handle(rtwdev, skb, C2H_CCX_RPT); 30 break; 31 default: 32 break; 33 } 34 } 35 36 static u16 get_max_amsdu_len(u32 bit_rate) 37 { 38 /* lower than ofdm, do not aggregate */ 39 if (bit_rate < 550) 40 return 1; 41 42 /* lower than 20M 2ss mcs8, make it small */ 43 if (bit_rate < 1800) 44 return 1200; 45 46 /* lower than 40M 2ss mcs9, make it medium */ 47 if (bit_rate < 4000) 48 return 2600; 49 50 /* not yet 80M 2ss mcs8/9, make it twice regular packet size */ 51 if (bit_rate < 7000) 52 return 3500; 53 54 /* unlimited */ 55 return 0; 56 } 57 58 struct rtw_fw_iter_ra_data { 59 struct rtw_dev *rtwdev; 60 u8 *payload; 61 }; 62 63 static void rtw_fw_ra_report_iter(void *data, struct ieee80211_sta *sta) 64 { 65 struct rtw_fw_iter_ra_data *ra_data = data; 66 struct rtw_sta_info *si = (struct rtw_sta_info *)sta->drv_priv; 67 u8 mac_id, rate, sgi, bw; 68 u8 mcs, nss; 69 u32 bit_rate; 70 71 mac_id = GET_RA_REPORT_MACID(ra_data->payload); 72 if (si->mac_id != mac_id) 73 return; 74 75 si->ra_report.txrate.flags = 0; 76 77 rate = GET_RA_REPORT_RATE(ra_data->payload); 78 sgi = GET_RA_REPORT_SGI(ra_data->payload); 79 bw = GET_RA_REPORT_BW(ra_data->payload); 80 81 if (rate < DESC_RATEMCS0) { 82 si->ra_report.txrate.legacy = rtw_desc_to_bitrate(rate); 83 goto legacy; 84 } 85 86 rtw_desc_to_mcsrate(rate, &mcs, &nss); 87 if (rate >= DESC_RATEVHT1SS_MCS0) 88 si->ra_report.txrate.flags |= RATE_INFO_FLAGS_VHT_MCS; 89 else if (rate >= DESC_RATEMCS0) 90 si->ra_report.txrate.flags |= RATE_INFO_FLAGS_MCS; 91 92 if (rate >= DESC_RATEMCS0) { 93 si->ra_report.txrate.mcs = mcs; 94 si->ra_report.txrate.nss = nss; 95 } 96 97 if (sgi) 98 si->ra_report.txrate.flags |= RATE_INFO_FLAGS_SHORT_GI; 99 100 if (bw == RTW_CHANNEL_WIDTH_80) 101 si->ra_report.txrate.bw = RATE_INFO_BW_80; 102 else if (bw == RTW_CHANNEL_WIDTH_40) 103 si->ra_report.txrate.bw = RATE_INFO_BW_40; 104 else 105 si->ra_report.txrate.bw = RATE_INFO_BW_20; 106 107 legacy: 108 bit_rate = cfg80211_calculate_bitrate(&si->ra_report.txrate); 109 110 si->ra_report.desc_rate = rate; 111 si->ra_report.bit_rate = bit_rate; 112 113 sta->max_rc_amsdu_len = get_max_amsdu_len(bit_rate); 114 } 115 116 static void rtw_fw_ra_report_handle(struct rtw_dev *rtwdev, u8 *payload, 117 u8 length) 118 { 119 struct rtw_fw_iter_ra_data ra_data; 120 121 if (WARN(length < 7, "invalid ra report c2h length\n")) 122 return; 123 124 rtwdev->dm_info.tx_rate = GET_RA_REPORT_RATE(payload); 125 ra_data.rtwdev = rtwdev; 126 ra_data.payload = payload; 127 rtw_iterate_stas_atomic(rtwdev, rtw_fw_ra_report_iter, &ra_data); 128 } 129 130 struct rtw_beacon_filter_iter_data { 131 struct rtw_dev *rtwdev; 132 u8 *payload; 133 }; 134 135 static void rtw_fw_bcn_filter_notify_vif_iter(void *data, u8 *mac, 136 struct ieee80211_vif *vif) 137 { 138 struct rtw_beacon_filter_iter_data *iter_data = data; 139 struct rtw_dev *rtwdev = iter_data->rtwdev; 140 u8 *payload = iter_data->payload; 141 u8 type = GET_BCN_FILTER_NOTIFY_TYPE(payload); 142 u8 event = GET_BCN_FILTER_NOTIFY_EVENT(payload); 143 s8 sig = (s8)GET_BCN_FILTER_NOTIFY_RSSI(payload); 144 145 switch (type) { 146 case BCN_FILTER_NOTIFY_SIGNAL_CHANGE: 147 event = event ? NL80211_CQM_RSSI_THRESHOLD_EVENT_HIGH : 148 NL80211_CQM_RSSI_THRESHOLD_EVENT_LOW; 149 ieee80211_cqm_rssi_notify(vif, event, sig, GFP_KERNEL); 150 break; 151 case BCN_FILTER_CONNECTION_LOSS: 152 ieee80211_connection_loss(vif); 153 break; 154 case BCN_FILTER_CONNECTED: 155 rtwdev->beacon_loss = false; 156 break; 157 case BCN_FILTER_NOTIFY_BEACON_LOSS: 158 rtwdev->beacon_loss = true; 159 rtw_leave_lps(rtwdev); 160 break; 161 } 162 } 163 164 static void rtw_fw_bcn_filter_notify(struct rtw_dev *rtwdev, u8 *payload, 165 u8 length) 166 { 167 struct rtw_beacon_filter_iter_data dev_iter_data; 168 169 dev_iter_data.rtwdev = rtwdev; 170 dev_iter_data.payload = payload; 171 rtw_iterate_vifs(rtwdev, rtw_fw_bcn_filter_notify_vif_iter, 172 &dev_iter_data); 173 } 174 175 static void rtw_fw_scan_result(struct rtw_dev *rtwdev, u8 *payload, 176 u8 length) 177 { 178 struct rtw_dm_info *dm_info = &rtwdev->dm_info; 179 180 dm_info->scan_density = payload[0]; 181 182 rtw_dbg(rtwdev, RTW_DBG_FW, "scan.density = %x\n", 183 dm_info->scan_density); 184 } 185 186 void rtw_fw_c2h_cmd_handle(struct rtw_dev *rtwdev, struct sk_buff *skb) 187 { 188 struct rtw_c2h_cmd *c2h; 189 u32 pkt_offset; 190 u8 len; 191 192 pkt_offset = *((u32 *)skb->cb); 193 c2h = (struct rtw_c2h_cmd *)(skb->data + pkt_offset); 194 len = skb->len - pkt_offset - 2; 195 196 mutex_lock(&rtwdev->mutex); 197 198 if (!test_bit(RTW_FLAG_RUNNING, rtwdev->flags)) 199 goto unlock; 200 201 switch (c2h->id) { 202 case C2H_CCX_TX_RPT: 203 rtw_tx_report_handle(rtwdev, skb, C2H_CCX_TX_RPT); 204 break; 205 case C2H_BT_INFO: 206 rtw_coex_bt_info_notify(rtwdev, c2h->payload, len); 207 break; 208 case C2H_WLAN_INFO: 209 rtw_coex_wl_fwdbginfo_notify(rtwdev, c2h->payload, len); 210 break; 211 case C2H_BCN_FILTER_NOTIFY: 212 rtw_fw_bcn_filter_notify(rtwdev, c2h->payload, len); 213 break; 214 case C2H_HALMAC: 215 rtw_fw_c2h_cmd_handle_ext(rtwdev, skb); 216 break; 217 case C2H_RA_RPT: 218 rtw_fw_ra_report_handle(rtwdev, c2h->payload, len); 219 break; 220 default: 221 rtw_dbg(rtwdev, RTW_DBG_FW, "C2H 0x%x isn't handled\n", c2h->id); 222 break; 223 } 224 225 unlock: 226 mutex_unlock(&rtwdev->mutex); 227 } 228 229 void rtw_fw_c2h_cmd_rx_irqsafe(struct rtw_dev *rtwdev, u32 pkt_offset, 230 struct sk_buff *skb) 231 { 232 struct rtw_c2h_cmd *c2h; 233 u8 len; 234 235 c2h = (struct rtw_c2h_cmd *)(skb->data + pkt_offset); 236 len = skb->len - pkt_offset - 2; 237 *((u32 *)skb->cb) = pkt_offset; 238 239 rtw_dbg(rtwdev, RTW_DBG_FW, "recv C2H, id=0x%02x, seq=0x%02x, len=%d\n", 240 c2h->id, c2h->seq, len); 241 242 switch (c2h->id) { 243 case C2H_BT_MP_INFO: 244 rtw_coex_info_response(rtwdev, skb); 245 break; 246 case C2H_WLAN_RFON: 247 complete(&rtwdev->lps_leave_check); 248 dev_kfree_skb_any(skb); 249 break; 250 case C2H_SCAN_RESULT: 251 complete(&rtwdev->fw_scan_density); 252 rtw_fw_scan_result(rtwdev, c2h->payload, len); 253 dev_kfree_skb_any(skb); 254 break; 255 default: 256 /* pass offset for further operation */ 257 *((u32 *)skb->cb) = pkt_offset; 258 skb_queue_tail(&rtwdev->c2h_queue, skb); 259 ieee80211_queue_work(rtwdev->hw, &rtwdev->c2h_work); 260 break; 261 } 262 } 263 EXPORT_SYMBOL(rtw_fw_c2h_cmd_rx_irqsafe); 264 265 void rtw_fw_c2h_cmd_isr(struct rtw_dev *rtwdev) 266 { 267 if (rtw_read8(rtwdev, REG_MCU_TST_CFG) == VAL_FW_TRIGGER) 268 rtw_fw_recovery(rtwdev); 269 else 270 rtw_warn(rtwdev, "unhandled firmware c2h interrupt\n"); 271 } 272 EXPORT_SYMBOL(rtw_fw_c2h_cmd_isr); 273 274 static void rtw_fw_send_h2c_command(struct rtw_dev *rtwdev, 275 u8 *h2c) 276 { 277 u8 box; 278 u8 box_state; 279 u32 box_reg, box_ex_reg; 280 int idx; 281 int ret; 282 283 rtw_dbg(rtwdev, RTW_DBG_FW, 284 "send H2C content %02x%02x%02x%02x %02x%02x%02x%02x\n", 285 h2c[3], h2c[2], h2c[1], h2c[0], 286 h2c[7], h2c[6], h2c[5], h2c[4]); 287 288 spin_lock(&rtwdev->h2c.lock); 289 290 box = rtwdev->h2c.last_box_num; 291 switch (box) { 292 case 0: 293 box_reg = REG_HMEBOX0; 294 box_ex_reg = REG_HMEBOX0_EX; 295 break; 296 case 1: 297 box_reg = REG_HMEBOX1; 298 box_ex_reg = REG_HMEBOX1_EX; 299 break; 300 case 2: 301 box_reg = REG_HMEBOX2; 302 box_ex_reg = REG_HMEBOX2_EX; 303 break; 304 case 3: 305 box_reg = REG_HMEBOX3; 306 box_ex_reg = REG_HMEBOX3_EX; 307 break; 308 default: 309 WARN(1, "invalid h2c mail box number\n"); 310 goto out; 311 } 312 313 ret = read_poll_timeout_atomic(rtw_read8, box_state, 314 !((box_state >> box) & 0x1), 100, 3000, 315 false, rtwdev, REG_HMETFR); 316 317 if (ret) { 318 rtw_err(rtwdev, "failed to send h2c command\n"); 319 goto out; 320 } 321 322 for (idx = 0; idx < 4; idx++) 323 rtw_write8(rtwdev, box_reg + idx, h2c[idx]); 324 for (idx = 0; idx < 4; idx++) 325 rtw_write8(rtwdev, box_ex_reg + idx, h2c[idx + 4]); 326 327 if (++rtwdev->h2c.last_box_num >= 4) 328 rtwdev->h2c.last_box_num = 0; 329 330 out: 331 spin_unlock(&rtwdev->h2c.lock); 332 } 333 334 void rtw_fw_h2c_cmd_dbg(struct rtw_dev *rtwdev, u8 *h2c) 335 { 336 rtw_fw_send_h2c_command(rtwdev, h2c); 337 } 338 339 static void rtw_fw_send_h2c_packet(struct rtw_dev *rtwdev, u8 *h2c_pkt) 340 { 341 int ret; 342 343 spin_lock(&rtwdev->h2c.lock); 344 345 FW_OFFLOAD_H2C_SET_SEQ_NUM(h2c_pkt, rtwdev->h2c.seq); 346 ret = rtw_hci_write_data_h2c(rtwdev, h2c_pkt, H2C_PKT_SIZE); 347 if (ret) 348 rtw_err(rtwdev, "failed to send h2c packet\n"); 349 rtwdev->h2c.seq++; 350 351 spin_unlock(&rtwdev->h2c.lock); 352 } 353 354 void 355 rtw_fw_send_general_info(struct rtw_dev *rtwdev) 356 { 357 struct rtw_fifo_conf *fifo = &rtwdev->fifo; 358 u8 h2c_pkt[H2C_PKT_SIZE] = {0}; 359 u16 total_size = H2C_PKT_HDR_SIZE + 4; 360 361 if (rtw_chip_wcpu_11n(rtwdev)) 362 return; 363 364 rtw_h2c_pkt_set_header(h2c_pkt, H2C_PKT_GENERAL_INFO); 365 366 SET_PKT_H2C_TOTAL_LEN(h2c_pkt, total_size); 367 368 GENERAL_INFO_SET_FW_TX_BOUNDARY(h2c_pkt, 369 fifo->rsvd_fw_txbuf_addr - 370 fifo->rsvd_boundary); 371 372 rtw_fw_send_h2c_packet(rtwdev, h2c_pkt); 373 } 374 375 void 376 rtw_fw_send_phydm_info(struct rtw_dev *rtwdev) 377 { 378 struct rtw_hal *hal = &rtwdev->hal; 379 struct rtw_efuse *efuse = &rtwdev->efuse; 380 u8 h2c_pkt[H2C_PKT_SIZE] = {0}; 381 u16 total_size = H2C_PKT_HDR_SIZE + 8; 382 u8 fw_rf_type = 0; 383 384 if (rtw_chip_wcpu_11n(rtwdev)) 385 return; 386 387 if (hal->rf_type == RF_1T1R) 388 fw_rf_type = FW_RF_1T1R; 389 else if (hal->rf_type == RF_2T2R) 390 fw_rf_type = FW_RF_2T2R; 391 392 rtw_h2c_pkt_set_header(h2c_pkt, H2C_PKT_PHYDM_INFO); 393 394 SET_PKT_H2C_TOTAL_LEN(h2c_pkt, total_size); 395 PHYDM_INFO_SET_REF_TYPE(h2c_pkt, efuse->rfe_option); 396 PHYDM_INFO_SET_RF_TYPE(h2c_pkt, fw_rf_type); 397 PHYDM_INFO_SET_CUT_VER(h2c_pkt, hal->cut_version); 398 PHYDM_INFO_SET_RX_ANT_STATUS(h2c_pkt, hal->antenna_tx); 399 PHYDM_INFO_SET_TX_ANT_STATUS(h2c_pkt, hal->antenna_rx); 400 401 rtw_fw_send_h2c_packet(rtwdev, h2c_pkt); 402 } 403 404 void rtw_fw_do_iqk(struct rtw_dev *rtwdev, struct rtw_iqk_para *para) 405 { 406 u8 h2c_pkt[H2C_PKT_SIZE] = {0}; 407 u16 total_size = H2C_PKT_HDR_SIZE + 1; 408 409 rtw_h2c_pkt_set_header(h2c_pkt, H2C_PKT_IQK); 410 SET_PKT_H2C_TOTAL_LEN(h2c_pkt, total_size); 411 IQK_SET_CLEAR(h2c_pkt, para->clear); 412 IQK_SET_SEGMENT_IQK(h2c_pkt, para->segment_iqk); 413 414 rtw_fw_send_h2c_packet(rtwdev, h2c_pkt); 415 } 416 EXPORT_SYMBOL(rtw_fw_do_iqk); 417 418 void rtw_fw_inform_rfk_status(struct rtw_dev *rtwdev, bool start) 419 { 420 u8 h2c_pkt[H2C_PKT_SIZE] = {0}; 421 422 SET_H2C_CMD_ID_CLASS(h2c_pkt, H2C_CMD_WIFI_CALIBRATION); 423 424 RFK_SET_INFORM_START(h2c_pkt, start); 425 426 rtw_fw_send_h2c_command(rtwdev, h2c_pkt); 427 } 428 EXPORT_SYMBOL(rtw_fw_inform_rfk_status); 429 430 void rtw_fw_query_bt_info(struct rtw_dev *rtwdev) 431 { 432 u8 h2c_pkt[H2C_PKT_SIZE] = {0}; 433 434 SET_H2C_CMD_ID_CLASS(h2c_pkt, H2C_CMD_QUERY_BT_INFO); 435 436 SET_QUERY_BT_INFO(h2c_pkt, true); 437 438 rtw_fw_send_h2c_command(rtwdev, h2c_pkt); 439 } 440 441 void rtw_fw_wl_ch_info(struct rtw_dev *rtwdev, u8 link, u8 ch, u8 bw) 442 { 443 u8 h2c_pkt[H2C_PKT_SIZE] = {0}; 444 445 SET_H2C_CMD_ID_CLASS(h2c_pkt, H2C_CMD_WL_CH_INFO); 446 447 SET_WL_CH_INFO_LINK(h2c_pkt, link); 448 SET_WL_CH_INFO_CHNL(h2c_pkt, ch); 449 SET_WL_CH_INFO_BW(h2c_pkt, bw); 450 451 rtw_fw_send_h2c_command(rtwdev, h2c_pkt); 452 } 453 454 void rtw_fw_query_bt_mp_info(struct rtw_dev *rtwdev, 455 struct rtw_coex_info_req *req) 456 { 457 u8 h2c_pkt[H2C_PKT_SIZE] = {0}; 458 459 SET_H2C_CMD_ID_CLASS(h2c_pkt, H2C_CMD_QUERY_BT_MP_INFO); 460 461 SET_BT_MP_INFO_SEQ(h2c_pkt, req->seq); 462 SET_BT_MP_INFO_OP_CODE(h2c_pkt, req->op_code); 463 SET_BT_MP_INFO_PARA1(h2c_pkt, req->para1); 464 SET_BT_MP_INFO_PARA2(h2c_pkt, req->para2); 465 SET_BT_MP_INFO_PARA3(h2c_pkt, req->para3); 466 467 rtw_fw_send_h2c_command(rtwdev, h2c_pkt); 468 } 469 470 void rtw_fw_force_bt_tx_power(struct rtw_dev *rtwdev, u8 bt_pwr_dec_lvl) 471 { 472 u8 h2c_pkt[H2C_PKT_SIZE] = {0}; 473 u8 index = 0 - bt_pwr_dec_lvl; 474 475 SET_H2C_CMD_ID_CLASS(h2c_pkt, H2C_CMD_FORCE_BT_TX_POWER); 476 477 SET_BT_TX_POWER_INDEX(h2c_pkt, index); 478 479 rtw_fw_send_h2c_command(rtwdev, h2c_pkt); 480 } 481 482 void rtw_fw_bt_ignore_wlan_action(struct rtw_dev *rtwdev, bool enable) 483 { 484 u8 h2c_pkt[H2C_PKT_SIZE] = {0}; 485 486 SET_H2C_CMD_ID_CLASS(h2c_pkt, H2C_CMD_IGNORE_WLAN_ACTION); 487 488 SET_IGNORE_WLAN_ACTION_EN(h2c_pkt, enable); 489 490 rtw_fw_send_h2c_command(rtwdev, h2c_pkt); 491 } 492 493 void rtw_fw_coex_tdma_type(struct rtw_dev *rtwdev, 494 u8 para1, u8 para2, u8 para3, u8 para4, u8 para5) 495 { 496 u8 h2c_pkt[H2C_PKT_SIZE] = {0}; 497 498 SET_H2C_CMD_ID_CLASS(h2c_pkt, H2C_CMD_COEX_TDMA_TYPE); 499 500 SET_COEX_TDMA_TYPE_PARA1(h2c_pkt, para1); 501 SET_COEX_TDMA_TYPE_PARA2(h2c_pkt, para2); 502 SET_COEX_TDMA_TYPE_PARA3(h2c_pkt, para3); 503 SET_COEX_TDMA_TYPE_PARA4(h2c_pkt, para4); 504 SET_COEX_TDMA_TYPE_PARA5(h2c_pkt, para5); 505 506 rtw_fw_send_h2c_command(rtwdev, h2c_pkt); 507 } 508 509 void rtw_fw_bt_wifi_control(struct rtw_dev *rtwdev, u8 op_code, u8 *data) 510 { 511 u8 h2c_pkt[H2C_PKT_SIZE] = {0}; 512 513 SET_H2C_CMD_ID_CLASS(h2c_pkt, H2C_CMD_BT_WIFI_CONTROL); 514 515 SET_BT_WIFI_CONTROL_OP_CODE(h2c_pkt, op_code); 516 517 SET_BT_WIFI_CONTROL_DATA1(h2c_pkt, *data); 518 SET_BT_WIFI_CONTROL_DATA2(h2c_pkt, *(data + 1)); 519 SET_BT_WIFI_CONTROL_DATA3(h2c_pkt, *(data + 2)); 520 SET_BT_WIFI_CONTROL_DATA4(h2c_pkt, *(data + 3)); 521 SET_BT_WIFI_CONTROL_DATA5(h2c_pkt, *(data + 4)); 522 523 rtw_fw_send_h2c_command(rtwdev, h2c_pkt); 524 } 525 526 void rtw_fw_send_rssi_info(struct rtw_dev *rtwdev, struct rtw_sta_info *si) 527 { 528 u8 h2c_pkt[H2C_PKT_SIZE] = {0}; 529 u8 rssi = ewma_rssi_read(&si->avg_rssi); 530 bool stbc_en = si->stbc_en ? true : false; 531 532 SET_H2C_CMD_ID_CLASS(h2c_pkt, H2C_CMD_RSSI_MONITOR); 533 534 SET_RSSI_INFO_MACID(h2c_pkt, si->mac_id); 535 SET_RSSI_INFO_RSSI(h2c_pkt, rssi); 536 SET_RSSI_INFO_STBC(h2c_pkt, stbc_en); 537 538 rtw_fw_send_h2c_command(rtwdev, h2c_pkt); 539 } 540 541 void rtw_fw_send_ra_info(struct rtw_dev *rtwdev, struct rtw_sta_info *si) 542 { 543 u8 h2c_pkt[H2C_PKT_SIZE] = {0}; 544 bool no_update = si->updated; 545 bool disable_pt = true; 546 547 SET_H2C_CMD_ID_CLASS(h2c_pkt, H2C_CMD_RA_INFO); 548 549 SET_RA_INFO_MACID(h2c_pkt, si->mac_id); 550 SET_RA_INFO_RATE_ID(h2c_pkt, si->rate_id); 551 SET_RA_INFO_INIT_RA_LVL(h2c_pkt, si->init_ra_lv); 552 SET_RA_INFO_SGI_EN(h2c_pkt, si->sgi_enable); 553 SET_RA_INFO_BW_MODE(h2c_pkt, si->bw_mode); 554 SET_RA_INFO_LDPC(h2c_pkt, !!si->ldpc_en); 555 SET_RA_INFO_NO_UPDATE(h2c_pkt, no_update); 556 SET_RA_INFO_VHT_EN(h2c_pkt, si->vht_enable); 557 SET_RA_INFO_DIS_PT(h2c_pkt, disable_pt); 558 SET_RA_INFO_RA_MASK0(h2c_pkt, (si->ra_mask & 0xff)); 559 SET_RA_INFO_RA_MASK1(h2c_pkt, (si->ra_mask & 0xff00) >> 8); 560 SET_RA_INFO_RA_MASK2(h2c_pkt, (si->ra_mask & 0xff0000) >> 16); 561 SET_RA_INFO_RA_MASK3(h2c_pkt, (si->ra_mask & 0xff000000) >> 24); 562 563 si->init_ra_lv = 0; 564 si->updated = true; 565 566 rtw_fw_send_h2c_command(rtwdev, h2c_pkt); 567 } 568 569 void rtw_fw_media_status_report(struct rtw_dev *rtwdev, u8 mac_id, bool connect) 570 { 571 u8 h2c_pkt[H2C_PKT_SIZE] = {0}; 572 573 SET_H2C_CMD_ID_CLASS(h2c_pkt, H2C_CMD_MEDIA_STATUS_RPT); 574 MEDIA_STATUS_RPT_SET_OP_MODE(h2c_pkt, connect); 575 MEDIA_STATUS_RPT_SET_MACID(h2c_pkt, mac_id); 576 577 rtw_fw_send_h2c_command(rtwdev, h2c_pkt); 578 } 579 580 void rtw_fw_update_wl_phy_info(struct rtw_dev *rtwdev) 581 { 582 struct rtw_traffic_stats *stats = &rtwdev->stats; 583 struct rtw_dm_info *dm_info = &rtwdev->dm_info; 584 u8 h2c_pkt[H2C_PKT_SIZE] = {0}; 585 586 SET_H2C_CMD_ID_CLASS(h2c_pkt, H2C_CMD_WL_PHY_INFO); 587 SET_WL_PHY_INFO_TX_TP(h2c_pkt, stats->tx_throughput); 588 SET_WL_PHY_INFO_RX_TP(h2c_pkt, stats->rx_throughput); 589 SET_WL_PHY_INFO_TX_RATE_DESC(h2c_pkt, dm_info->tx_rate); 590 SET_WL_PHY_INFO_RX_RATE_DESC(h2c_pkt, dm_info->curr_rx_rate); 591 SET_WL_PHY_INFO_RX_EVM(h2c_pkt, dm_info->rx_evm_dbm[RF_PATH_A]); 592 rtw_fw_send_h2c_command(rtwdev, h2c_pkt); 593 } 594 595 void rtw_fw_beacon_filter_config(struct rtw_dev *rtwdev, bool connect, 596 struct ieee80211_vif *vif) 597 { 598 struct ieee80211_bss_conf *bss_conf = &vif->bss_conf; 599 struct ieee80211_sta *sta = ieee80211_find_sta(vif, bss_conf->bssid); 600 static const u8 rssi_min = 0, rssi_max = 100, rssi_offset = 100; 601 struct rtw_sta_info *si = 602 sta ? (struct rtw_sta_info *)sta->drv_priv : NULL; 603 s32 threshold = bss_conf->cqm_rssi_thold + rssi_offset; 604 u8 h2c_pkt[H2C_PKT_SIZE] = {0}; 605 606 if (!rtw_fw_feature_check(&rtwdev->fw, FW_FEATURE_BCN_FILTER) || !si) 607 return; 608 609 if (!connect) { 610 SET_H2C_CMD_ID_CLASS(h2c_pkt, H2C_CMD_BCN_FILTER_OFFLOAD_P1); 611 SET_BCN_FILTER_OFFLOAD_P1_ENABLE(h2c_pkt, connect); 612 rtw_fw_send_h2c_command(rtwdev, h2c_pkt); 613 614 return; 615 } 616 SET_H2C_CMD_ID_CLASS(h2c_pkt, H2C_CMD_BCN_FILTER_OFFLOAD_P0); 617 ether_addr_copy(&h2c_pkt[1], bss_conf->bssid); 618 rtw_fw_send_h2c_command(rtwdev, h2c_pkt); 619 620 memset(h2c_pkt, 0, sizeof(h2c_pkt)); 621 threshold = clamp_t(s32, threshold, rssi_min, rssi_max); 622 SET_H2C_CMD_ID_CLASS(h2c_pkt, H2C_CMD_BCN_FILTER_OFFLOAD_P1); 623 SET_BCN_FILTER_OFFLOAD_P1_ENABLE(h2c_pkt, connect); 624 SET_BCN_FILTER_OFFLOAD_P1_OFFLOAD_MODE(h2c_pkt, 625 BCN_FILTER_OFFLOAD_MODE_DEFAULT); 626 SET_BCN_FILTER_OFFLOAD_P1_THRESHOLD(h2c_pkt, (u8)threshold); 627 SET_BCN_FILTER_OFFLOAD_P1_BCN_LOSS_CNT(h2c_pkt, BCN_LOSS_CNT); 628 SET_BCN_FILTER_OFFLOAD_P1_MACID(h2c_pkt, si->mac_id); 629 SET_BCN_FILTER_OFFLOAD_P1_HYST(h2c_pkt, bss_conf->cqm_rssi_hyst); 630 SET_BCN_FILTER_OFFLOAD_P1_BCN_INTERVAL(h2c_pkt, bss_conf->beacon_int); 631 rtw_fw_send_h2c_command(rtwdev, h2c_pkt); 632 } 633 634 void rtw_fw_set_pwr_mode(struct rtw_dev *rtwdev) 635 { 636 struct rtw_lps_conf *conf = &rtwdev->lps_conf; 637 u8 h2c_pkt[H2C_PKT_SIZE] = {0}; 638 639 SET_H2C_CMD_ID_CLASS(h2c_pkt, H2C_CMD_SET_PWR_MODE); 640 641 SET_PWR_MODE_SET_MODE(h2c_pkt, conf->mode); 642 SET_PWR_MODE_SET_RLBM(h2c_pkt, conf->rlbm); 643 SET_PWR_MODE_SET_SMART_PS(h2c_pkt, conf->smart_ps); 644 SET_PWR_MODE_SET_AWAKE_INTERVAL(h2c_pkt, conf->awake_interval); 645 SET_PWR_MODE_SET_PORT_ID(h2c_pkt, conf->port_id); 646 SET_PWR_MODE_SET_PWR_STATE(h2c_pkt, conf->state); 647 648 rtw_fw_send_h2c_command(rtwdev, h2c_pkt); 649 } 650 651 void rtw_fw_set_keep_alive_cmd(struct rtw_dev *rtwdev, bool enable) 652 { 653 u8 h2c_pkt[H2C_PKT_SIZE] = {0}; 654 struct rtw_fw_wow_keep_alive_para mode = { 655 .adopt = true, 656 .pkt_type = KEEP_ALIVE_NULL_PKT, 657 .period = 5, 658 }; 659 660 SET_H2C_CMD_ID_CLASS(h2c_pkt, H2C_CMD_KEEP_ALIVE); 661 SET_KEEP_ALIVE_ENABLE(h2c_pkt, enable); 662 SET_KEEP_ALIVE_ADOPT(h2c_pkt, mode.adopt); 663 SET_KEEP_ALIVE_PKT_TYPE(h2c_pkt, mode.pkt_type); 664 SET_KEEP_ALIVE_CHECK_PERIOD(h2c_pkt, mode.period); 665 666 rtw_fw_send_h2c_command(rtwdev, h2c_pkt); 667 } 668 669 void rtw_fw_set_disconnect_decision_cmd(struct rtw_dev *rtwdev, bool enable) 670 { 671 struct rtw_wow_param *rtw_wow = &rtwdev->wow; 672 u8 h2c_pkt[H2C_PKT_SIZE] = {0}; 673 struct rtw_fw_wow_disconnect_para mode = { 674 .adopt = true, 675 .period = 30, 676 .retry_count = 5, 677 }; 678 679 SET_H2C_CMD_ID_CLASS(h2c_pkt, H2C_CMD_DISCONNECT_DECISION); 680 681 if (test_bit(RTW_WOW_FLAG_EN_DISCONNECT, rtw_wow->flags)) { 682 SET_DISCONNECT_DECISION_ENABLE(h2c_pkt, enable); 683 SET_DISCONNECT_DECISION_ADOPT(h2c_pkt, mode.adopt); 684 SET_DISCONNECT_DECISION_CHECK_PERIOD(h2c_pkt, mode.period); 685 SET_DISCONNECT_DECISION_TRY_PKT_NUM(h2c_pkt, mode.retry_count); 686 } 687 688 rtw_fw_send_h2c_command(rtwdev, h2c_pkt); 689 } 690 691 void rtw_fw_set_wowlan_ctrl_cmd(struct rtw_dev *rtwdev, bool enable) 692 { 693 struct rtw_wow_param *rtw_wow = &rtwdev->wow; 694 u8 h2c_pkt[H2C_PKT_SIZE] = {0}; 695 696 SET_H2C_CMD_ID_CLASS(h2c_pkt, H2C_CMD_WOWLAN); 697 698 SET_WOWLAN_FUNC_ENABLE(h2c_pkt, enable); 699 if (rtw_wow_mgd_linked(rtwdev)) { 700 if (test_bit(RTW_WOW_FLAG_EN_MAGIC_PKT, rtw_wow->flags)) 701 SET_WOWLAN_MAGIC_PKT_ENABLE(h2c_pkt, enable); 702 if (test_bit(RTW_WOW_FLAG_EN_DISCONNECT, rtw_wow->flags)) 703 SET_WOWLAN_DEAUTH_WAKEUP_ENABLE(h2c_pkt, enable); 704 if (test_bit(RTW_WOW_FLAG_EN_REKEY_PKT, rtw_wow->flags)) 705 SET_WOWLAN_REKEY_WAKEUP_ENABLE(h2c_pkt, enable); 706 if (rtw_wow->pattern_cnt) 707 SET_WOWLAN_PATTERN_MATCH_ENABLE(h2c_pkt, enable); 708 } 709 710 rtw_fw_send_h2c_command(rtwdev, h2c_pkt); 711 } 712 713 void rtw_fw_set_aoac_global_info_cmd(struct rtw_dev *rtwdev, 714 u8 pairwise_key_enc, 715 u8 group_key_enc) 716 { 717 u8 h2c_pkt[H2C_PKT_SIZE] = {0}; 718 719 SET_H2C_CMD_ID_CLASS(h2c_pkt, H2C_CMD_AOAC_GLOBAL_INFO); 720 721 SET_AOAC_GLOBAL_INFO_PAIRWISE_ENC_ALG(h2c_pkt, pairwise_key_enc); 722 SET_AOAC_GLOBAL_INFO_GROUP_ENC_ALG(h2c_pkt, group_key_enc); 723 724 rtw_fw_send_h2c_command(rtwdev, h2c_pkt); 725 } 726 727 void rtw_fw_set_remote_wake_ctrl_cmd(struct rtw_dev *rtwdev, bool enable) 728 { 729 u8 h2c_pkt[H2C_PKT_SIZE] = {0}; 730 731 SET_H2C_CMD_ID_CLASS(h2c_pkt, H2C_CMD_REMOTE_WAKE_CTRL); 732 733 SET_REMOTE_WAKECTRL_ENABLE(h2c_pkt, enable); 734 735 if (rtw_wow_no_link(rtwdev)) 736 SET_REMOTE_WAKE_CTRL_NLO_OFFLOAD_EN(h2c_pkt, enable); 737 738 rtw_fw_send_h2c_command(rtwdev, h2c_pkt); 739 } 740 741 static u8 rtw_get_rsvd_page_location(struct rtw_dev *rtwdev, 742 enum rtw_rsvd_packet_type type) 743 { 744 struct rtw_rsvd_page *rsvd_pkt; 745 u8 location = 0; 746 747 list_for_each_entry(rsvd_pkt, &rtwdev->rsvd_page_list, build_list) { 748 if (type == rsvd_pkt->type) 749 location = rsvd_pkt->page; 750 } 751 752 return location; 753 } 754 755 void rtw_fw_set_nlo_info(struct rtw_dev *rtwdev, bool enable) 756 { 757 u8 h2c_pkt[H2C_PKT_SIZE] = {0}; 758 u8 loc_nlo; 759 760 loc_nlo = rtw_get_rsvd_page_location(rtwdev, RSVD_NLO_INFO); 761 762 SET_H2C_CMD_ID_CLASS(h2c_pkt, H2C_CMD_NLO_INFO); 763 764 SET_NLO_FUN_EN(h2c_pkt, enable); 765 if (enable) { 766 if (rtw_get_lps_deep_mode(rtwdev) != LPS_DEEP_MODE_NONE) 767 SET_NLO_PS_32K(h2c_pkt, enable); 768 SET_NLO_IGNORE_SECURITY(h2c_pkt, enable); 769 SET_NLO_LOC_NLO_INFO(h2c_pkt, loc_nlo); 770 } 771 772 rtw_fw_send_h2c_command(rtwdev, h2c_pkt); 773 } 774 775 void rtw_fw_set_pg_info(struct rtw_dev *rtwdev) 776 { 777 struct rtw_lps_conf *conf = &rtwdev->lps_conf; 778 u8 h2c_pkt[H2C_PKT_SIZE] = {0}; 779 u8 loc_pg, loc_dpk; 780 781 loc_pg = rtw_get_rsvd_page_location(rtwdev, RSVD_LPS_PG_INFO); 782 loc_dpk = rtw_get_rsvd_page_location(rtwdev, RSVD_LPS_PG_DPK); 783 784 SET_H2C_CMD_ID_CLASS(h2c_pkt, H2C_CMD_LPS_PG_INFO); 785 786 LPS_PG_INFO_LOC(h2c_pkt, loc_pg); 787 LPS_PG_DPK_LOC(h2c_pkt, loc_dpk); 788 LPS_PG_SEC_CAM_EN(h2c_pkt, conf->sec_cam_backup); 789 LPS_PG_PATTERN_CAM_EN(h2c_pkt, conf->pattern_cam_backup); 790 791 rtw_fw_send_h2c_command(rtwdev, h2c_pkt); 792 } 793 794 static u8 rtw_get_rsvd_page_probe_req_location(struct rtw_dev *rtwdev, 795 struct cfg80211_ssid *ssid) 796 { 797 struct rtw_rsvd_page *rsvd_pkt; 798 u8 location = 0; 799 800 list_for_each_entry(rsvd_pkt, &rtwdev->rsvd_page_list, build_list) { 801 if (rsvd_pkt->type != RSVD_PROBE_REQ) 802 continue; 803 if ((!ssid && !rsvd_pkt->ssid) || 804 rtw_ssid_equal(rsvd_pkt->ssid, ssid)) 805 location = rsvd_pkt->page; 806 } 807 808 return location; 809 } 810 811 static u16 rtw_get_rsvd_page_probe_req_size(struct rtw_dev *rtwdev, 812 struct cfg80211_ssid *ssid) 813 { 814 struct rtw_rsvd_page *rsvd_pkt; 815 u16 size = 0; 816 817 list_for_each_entry(rsvd_pkt, &rtwdev->rsvd_page_list, build_list) { 818 if (rsvd_pkt->type != RSVD_PROBE_REQ) 819 continue; 820 if ((!ssid && !rsvd_pkt->ssid) || 821 rtw_ssid_equal(rsvd_pkt->ssid, ssid)) 822 size = rsvd_pkt->probe_req_size; 823 } 824 825 return size; 826 } 827 828 void rtw_send_rsvd_page_h2c(struct rtw_dev *rtwdev) 829 { 830 u8 h2c_pkt[H2C_PKT_SIZE] = {0}; 831 u8 location = 0; 832 833 SET_H2C_CMD_ID_CLASS(h2c_pkt, H2C_CMD_RSVD_PAGE); 834 835 location = rtw_get_rsvd_page_location(rtwdev, RSVD_PROBE_RESP); 836 *(h2c_pkt + 1) = location; 837 rtw_dbg(rtwdev, RTW_DBG_FW, "RSVD_PROBE_RESP loc: %d\n", location); 838 839 location = rtw_get_rsvd_page_location(rtwdev, RSVD_PS_POLL); 840 *(h2c_pkt + 2) = location; 841 rtw_dbg(rtwdev, RTW_DBG_FW, "RSVD_PS_POLL loc: %d\n", location); 842 843 location = rtw_get_rsvd_page_location(rtwdev, RSVD_NULL); 844 *(h2c_pkt + 3) = location; 845 rtw_dbg(rtwdev, RTW_DBG_FW, "RSVD_NULL loc: %d\n", location); 846 847 location = rtw_get_rsvd_page_location(rtwdev, RSVD_QOS_NULL); 848 *(h2c_pkt + 4) = location; 849 rtw_dbg(rtwdev, RTW_DBG_FW, "RSVD_QOS_NULL loc: %d\n", location); 850 851 rtw_fw_send_h2c_command(rtwdev, h2c_pkt); 852 } 853 854 static struct sk_buff *rtw_nlo_info_get(struct ieee80211_hw *hw) 855 { 856 struct rtw_dev *rtwdev = hw->priv; 857 struct rtw_chip_info *chip = rtwdev->chip; 858 struct rtw_pno_request *pno_req = &rtwdev->wow.pno_req; 859 struct rtw_nlo_info_hdr *nlo_hdr; 860 struct cfg80211_ssid *ssid; 861 struct sk_buff *skb; 862 u8 *pos, loc; 863 u32 size; 864 int i; 865 866 if (!pno_req->inited || !pno_req->match_set_cnt) 867 return NULL; 868 869 size = sizeof(struct rtw_nlo_info_hdr) + pno_req->match_set_cnt * 870 IEEE80211_MAX_SSID_LEN + chip->tx_pkt_desc_sz; 871 872 skb = alloc_skb(size, GFP_KERNEL); 873 if (!skb) 874 return NULL; 875 876 skb_reserve(skb, chip->tx_pkt_desc_sz); 877 878 nlo_hdr = skb_put_zero(skb, sizeof(struct rtw_nlo_info_hdr)); 879 880 nlo_hdr->nlo_count = pno_req->match_set_cnt; 881 nlo_hdr->hidden_ap_count = pno_req->match_set_cnt; 882 883 /* pattern check for firmware */ 884 memset(nlo_hdr->pattern_check, 0xA5, FW_NLO_INFO_CHECK_SIZE); 885 886 for (i = 0; i < pno_req->match_set_cnt; i++) 887 nlo_hdr->ssid_len[i] = pno_req->match_sets[i].ssid.ssid_len; 888 889 for (i = 0; i < pno_req->match_set_cnt; i++) { 890 ssid = &pno_req->match_sets[i].ssid; 891 loc = rtw_get_rsvd_page_probe_req_location(rtwdev, ssid); 892 if (!loc) { 893 rtw_err(rtwdev, "failed to get probe req rsvd loc\n"); 894 kfree_skb(skb); 895 return NULL; 896 } 897 nlo_hdr->location[i] = loc; 898 } 899 900 for (i = 0; i < pno_req->match_set_cnt; i++) { 901 pos = skb_put_zero(skb, IEEE80211_MAX_SSID_LEN); 902 memcpy(pos, pno_req->match_sets[i].ssid.ssid, 903 pno_req->match_sets[i].ssid.ssid_len); 904 } 905 906 return skb; 907 } 908 909 static struct sk_buff *rtw_cs_channel_info_get(struct ieee80211_hw *hw) 910 { 911 struct rtw_dev *rtwdev = hw->priv; 912 struct rtw_chip_info *chip = rtwdev->chip; 913 struct rtw_pno_request *pno_req = &rtwdev->wow.pno_req; 914 struct ieee80211_channel *channels = pno_req->channels; 915 struct sk_buff *skb; 916 int count = pno_req->channel_cnt; 917 u8 *pos; 918 int i = 0; 919 920 skb = alloc_skb(4 * count + chip->tx_pkt_desc_sz, GFP_KERNEL); 921 if (!skb) 922 return NULL; 923 924 skb_reserve(skb, chip->tx_pkt_desc_sz); 925 926 for (i = 0; i < count; i++) { 927 pos = skb_put_zero(skb, 4); 928 929 CHSW_INFO_SET_CH(pos, channels[i].hw_value); 930 931 if (channels[i].flags & IEEE80211_CHAN_RADAR) 932 CHSW_INFO_SET_ACTION_ID(pos, 0); 933 else 934 CHSW_INFO_SET_ACTION_ID(pos, 1); 935 CHSW_INFO_SET_TIMEOUT(pos, 1); 936 CHSW_INFO_SET_PRI_CH_IDX(pos, 1); 937 CHSW_INFO_SET_BW(pos, 0); 938 } 939 940 return skb; 941 } 942 943 static struct sk_buff *rtw_lps_pg_dpk_get(struct ieee80211_hw *hw) 944 { 945 struct rtw_dev *rtwdev = hw->priv; 946 struct rtw_chip_info *chip = rtwdev->chip; 947 struct rtw_dpk_info *dpk_info = &rtwdev->dm_info.dpk_info; 948 struct rtw_lps_pg_dpk_hdr *dpk_hdr; 949 struct sk_buff *skb; 950 u32 size; 951 952 size = chip->tx_pkt_desc_sz + sizeof(*dpk_hdr); 953 skb = alloc_skb(size, GFP_KERNEL); 954 if (!skb) 955 return NULL; 956 957 skb_reserve(skb, chip->tx_pkt_desc_sz); 958 dpk_hdr = skb_put_zero(skb, sizeof(*dpk_hdr)); 959 dpk_hdr->dpk_ch = dpk_info->dpk_ch; 960 dpk_hdr->dpk_path_ok = dpk_info->dpk_path_ok[0]; 961 memcpy(dpk_hdr->dpk_txagc, dpk_info->dpk_txagc, 2); 962 memcpy(dpk_hdr->dpk_gs, dpk_info->dpk_gs, 4); 963 memcpy(dpk_hdr->coef, dpk_info->coef, 160); 964 965 return skb; 966 } 967 968 static struct sk_buff *rtw_lps_pg_info_get(struct ieee80211_hw *hw) 969 { 970 struct rtw_dev *rtwdev = hw->priv; 971 struct rtw_chip_info *chip = rtwdev->chip; 972 struct rtw_lps_conf *conf = &rtwdev->lps_conf; 973 struct rtw_lps_pg_info_hdr *pg_info_hdr; 974 struct rtw_wow_param *rtw_wow = &rtwdev->wow; 975 struct sk_buff *skb; 976 u32 size; 977 978 size = chip->tx_pkt_desc_sz + sizeof(*pg_info_hdr); 979 skb = alloc_skb(size, GFP_KERNEL); 980 if (!skb) 981 return NULL; 982 983 skb_reserve(skb, chip->tx_pkt_desc_sz); 984 pg_info_hdr = skb_put_zero(skb, sizeof(*pg_info_hdr)); 985 pg_info_hdr->tx_bu_page_count = rtwdev->fifo.rsvd_drv_pg_num; 986 pg_info_hdr->macid = find_first_bit(rtwdev->mac_id_map, RTW_MAX_MAC_ID_NUM); 987 pg_info_hdr->sec_cam_count = 988 rtw_sec_cam_pg_backup(rtwdev, pg_info_hdr->sec_cam); 989 pg_info_hdr->pattern_count = rtw_wow->pattern_cnt; 990 991 conf->sec_cam_backup = pg_info_hdr->sec_cam_count != 0; 992 conf->pattern_cam_backup = rtw_wow->pattern_cnt != 0; 993 994 return skb; 995 } 996 997 static struct sk_buff *rtw_get_rsvd_page_skb(struct ieee80211_hw *hw, 998 struct rtw_rsvd_page *rsvd_pkt) 999 { 1000 struct ieee80211_vif *vif; 1001 struct rtw_vif *rtwvif; 1002 struct sk_buff *skb_new; 1003 struct cfg80211_ssid *ssid; 1004 1005 if (rsvd_pkt->type == RSVD_DUMMY) { 1006 skb_new = alloc_skb(1, GFP_KERNEL); 1007 if (!skb_new) 1008 return NULL; 1009 1010 skb_put(skb_new, 1); 1011 return skb_new; 1012 } 1013 1014 rtwvif = rsvd_pkt->rtwvif; 1015 if (!rtwvif) 1016 return NULL; 1017 1018 vif = rtwvif_to_vif(rtwvif); 1019 1020 switch (rsvd_pkt->type) { 1021 case RSVD_BEACON: 1022 skb_new = ieee80211_beacon_get(hw, vif); 1023 break; 1024 case RSVD_PS_POLL: 1025 skb_new = ieee80211_pspoll_get(hw, vif); 1026 break; 1027 case RSVD_PROBE_RESP: 1028 skb_new = ieee80211_proberesp_get(hw, vif); 1029 break; 1030 case RSVD_NULL: 1031 skb_new = ieee80211_nullfunc_get(hw, vif, false); 1032 break; 1033 case RSVD_QOS_NULL: 1034 skb_new = ieee80211_nullfunc_get(hw, vif, true); 1035 break; 1036 case RSVD_LPS_PG_DPK: 1037 skb_new = rtw_lps_pg_dpk_get(hw); 1038 break; 1039 case RSVD_LPS_PG_INFO: 1040 skb_new = rtw_lps_pg_info_get(hw); 1041 break; 1042 case RSVD_PROBE_REQ: 1043 ssid = (struct cfg80211_ssid *)rsvd_pkt->ssid; 1044 if (ssid) 1045 skb_new = ieee80211_probereq_get(hw, vif->addr, 1046 ssid->ssid, 1047 ssid->ssid_len, 0); 1048 else 1049 skb_new = ieee80211_probereq_get(hw, vif->addr, NULL, 0, 0); 1050 if (skb_new) 1051 rsvd_pkt->probe_req_size = (u16)skb_new->len; 1052 break; 1053 case RSVD_NLO_INFO: 1054 skb_new = rtw_nlo_info_get(hw); 1055 break; 1056 case RSVD_CH_INFO: 1057 skb_new = rtw_cs_channel_info_get(hw); 1058 break; 1059 default: 1060 return NULL; 1061 } 1062 1063 if (!skb_new) 1064 return NULL; 1065 1066 return skb_new; 1067 } 1068 1069 static void rtw_fill_rsvd_page_desc(struct rtw_dev *rtwdev, struct sk_buff *skb, 1070 enum rtw_rsvd_packet_type type) 1071 { 1072 struct rtw_tx_pkt_info pkt_info = {0}; 1073 struct rtw_chip_info *chip = rtwdev->chip; 1074 u8 *pkt_desc; 1075 1076 rtw_tx_rsvd_page_pkt_info_update(rtwdev, &pkt_info, skb, type); 1077 pkt_desc = skb_push(skb, chip->tx_pkt_desc_sz); 1078 memset(pkt_desc, 0, chip->tx_pkt_desc_sz); 1079 rtw_tx_fill_tx_desc(&pkt_info, skb); 1080 } 1081 1082 static inline u8 rtw_len_to_page(unsigned int len, u8 page_size) 1083 { 1084 return DIV_ROUND_UP(len, page_size); 1085 } 1086 1087 static void rtw_rsvd_page_list_to_buf(struct rtw_dev *rtwdev, u8 page_size, 1088 u8 page_margin, u32 page, u8 *buf, 1089 struct rtw_rsvd_page *rsvd_pkt) 1090 { 1091 struct sk_buff *skb = rsvd_pkt->skb; 1092 1093 if (page >= 1) 1094 memcpy(buf + page_margin + page_size * (page - 1), 1095 skb->data, skb->len); 1096 else 1097 memcpy(buf, skb->data, skb->len); 1098 } 1099 1100 static struct rtw_rsvd_page *rtw_alloc_rsvd_page(struct rtw_dev *rtwdev, 1101 enum rtw_rsvd_packet_type type, 1102 bool txdesc) 1103 { 1104 struct rtw_rsvd_page *rsvd_pkt = NULL; 1105 1106 rsvd_pkt = kzalloc(sizeof(*rsvd_pkt), GFP_KERNEL); 1107 1108 if (!rsvd_pkt) 1109 return NULL; 1110 1111 INIT_LIST_HEAD(&rsvd_pkt->vif_list); 1112 INIT_LIST_HEAD(&rsvd_pkt->build_list); 1113 rsvd_pkt->type = type; 1114 rsvd_pkt->add_txdesc = txdesc; 1115 1116 return rsvd_pkt; 1117 } 1118 1119 static void rtw_insert_rsvd_page(struct rtw_dev *rtwdev, 1120 struct rtw_vif *rtwvif, 1121 struct rtw_rsvd_page *rsvd_pkt) 1122 { 1123 lockdep_assert_held(&rtwdev->mutex); 1124 1125 list_add_tail(&rsvd_pkt->vif_list, &rtwvif->rsvd_page_list); 1126 } 1127 1128 static void rtw_add_rsvd_page(struct rtw_dev *rtwdev, 1129 struct rtw_vif *rtwvif, 1130 enum rtw_rsvd_packet_type type, 1131 bool txdesc) 1132 { 1133 struct rtw_rsvd_page *rsvd_pkt; 1134 1135 rsvd_pkt = rtw_alloc_rsvd_page(rtwdev, type, txdesc); 1136 if (!rsvd_pkt) { 1137 rtw_err(rtwdev, "failed to alloc rsvd page %d\n", type); 1138 return; 1139 } 1140 1141 rsvd_pkt->rtwvif = rtwvif; 1142 rtw_insert_rsvd_page(rtwdev, rtwvif, rsvd_pkt); 1143 } 1144 1145 static void rtw_add_rsvd_page_probe_req(struct rtw_dev *rtwdev, 1146 struct rtw_vif *rtwvif, 1147 struct cfg80211_ssid *ssid) 1148 { 1149 struct rtw_rsvd_page *rsvd_pkt; 1150 1151 rsvd_pkt = rtw_alloc_rsvd_page(rtwdev, RSVD_PROBE_REQ, true); 1152 if (!rsvd_pkt) { 1153 rtw_err(rtwdev, "failed to alloc probe req rsvd page\n"); 1154 return; 1155 } 1156 1157 rsvd_pkt->rtwvif = rtwvif; 1158 rsvd_pkt->ssid = ssid; 1159 rtw_insert_rsvd_page(rtwdev, rtwvif, rsvd_pkt); 1160 } 1161 1162 void rtw_remove_rsvd_page(struct rtw_dev *rtwdev, 1163 struct rtw_vif *rtwvif) 1164 { 1165 struct rtw_rsvd_page *rsvd_pkt, *tmp; 1166 1167 lockdep_assert_held(&rtwdev->mutex); 1168 1169 /* remove all of the rsvd pages for vif */ 1170 list_for_each_entry_safe(rsvd_pkt, tmp, &rtwvif->rsvd_page_list, 1171 vif_list) { 1172 list_del(&rsvd_pkt->vif_list); 1173 if (!list_empty(&rsvd_pkt->build_list)) 1174 list_del(&rsvd_pkt->build_list); 1175 kfree(rsvd_pkt); 1176 } 1177 } 1178 1179 void rtw_add_rsvd_page_bcn(struct rtw_dev *rtwdev, 1180 struct rtw_vif *rtwvif) 1181 { 1182 struct ieee80211_vif *vif = rtwvif_to_vif(rtwvif); 1183 1184 if (vif->type != NL80211_IFTYPE_AP && 1185 vif->type != NL80211_IFTYPE_ADHOC && 1186 vif->type != NL80211_IFTYPE_MESH_POINT) { 1187 rtw_warn(rtwdev, "Cannot add beacon rsvd page for %d\n", 1188 vif->type); 1189 return; 1190 } 1191 1192 rtw_add_rsvd_page(rtwdev, rtwvif, RSVD_BEACON, false); 1193 } 1194 1195 void rtw_add_rsvd_page_pno(struct rtw_dev *rtwdev, 1196 struct rtw_vif *rtwvif) 1197 { 1198 struct ieee80211_vif *vif = rtwvif_to_vif(rtwvif); 1199 struct rtw_wow_param *rtw_wow = &rtwdev->wow; 1200 struct rtw_pno_request *rtw_pno_req = &rtw_wow->pno_req; 1201 struct cfg80211_ssid *ssid; 1202 int i; 1203 1204 if (vif->type != NL80211_IFTYPE_STATION) { 1205 rtw_warn(rtwdev, "Cannot add PNO rsvd page for %d\n", 1206 vif->type); 1207 return; 1208 } 1209 1210 for (i = 0 ; i < rtw_pno_req->match_set_cnt; i++) { 1211 ssid = &rtw_pno_req->match_sets[i].ssid; 1212 rtw_add_rsvd_page_probe_req(rtwdev, rtwvif, ssid); 1213 } 1214 1215 rtw_add_rsvd_page_probe_req(rtwdev, rtwvif, NULL); 1216 rtw_add_rsvd_page(rtwdev, rtwvif, RSVD_NLO_INFO, false); 1217 rtw_add_rsvd_page(rtwdev, rtwvif, RSVD_CH_INFO, true); 1218 } 1219 1220 void rtw_add_rsvd_page_sta(struct rtw_dev *rtwdev, 1221 struct rtw_vif *rtwvif) 1222 { 1223 struct ieee80211_vif *vif = rtwvif_to_vif(rtwvif); 1224 1225 if (vif->type != NL80211_IFTYPE_STATION) { 1226 rtw_warn(rtwdev, "Cannot add sta rsvd page for %d\n", 1227 vif->type); 1228 return; 1229 } 1230 1231 rtw_add_rsvd_page(rtwdev, rtwvif, RSVD_PS_POLL, true); 1232 rtw_add_rsvd_page(rtwdev, rtwvif, RSVD_QOS_NULL, true); 1233 rtw_add_rsvd_page(rtwdev, rtwvif, RSVD_NULL, true); 1234 rtw_add_rsvd_page(rtwdev, rtwvif, RSVD_LPS_PG_DPK, true); 1235 rtw_add_rsvd_page(rtwdev, rtwvif, RSVD_LPS_PG_INFO, true); 1236 } 1237 1238 int rtw_fw_write_data_rsvd_page(struct rtw_dev *rtwdev, u16 pg_addr, 1239 u8 *buf, u32 size) 1240 { 1241 u8 bckp[2]; 1242 u8 val; 1243 u16 rsvd_pg_head; 1244 u32 bcn_valid_addr; 1245 u32 bcn_valid_mask; 1246 int ret; 1247 1248 lockdep_assert_held(&rtwdev->mutex); 1249 1250 if (!size) 1251 return -EINVAL; 1252 1253 if (rtw_chip_wcpu_11n(rtwdev)) { 1254 rtw_write32_set(rtwdev, REG_DWBCN0_CTRL, BIT_BCN_VALID); 1255 } else { 1256 pg_addr &= BIT_MASK_BCN_HEAD_1_V1; 1257 pg_addr |= BIT_BCN_VALID_V1; 1258 rtw_write16(rtwdev, REG_FIFOPAGE_CTRL_2, pg_addr); 1259 } 1260 1261 val = rtw_read8(rtwdev, REG_CR + 1); 1262 bckp[0] = val; 1263 val |= BIT_ENSWBCN >> 8; 1264 rtw_write8(rtwdev, REG_CR + 1, val); 1265 1266 val = rtw_read8(rtwdev, REG_FWHW_TXQ_CTRL + 2); 1267 bckp[1] = val; 1268 val &= ~(BIT_EN_BCNQ_DL >> 16); 1269 rtw_write8(rtwdev, REG_FWHW_TXQ_CTRL + 2, val); 1270 1271 ret = rtw_hci_write_data_rsvd_page(rtwdev, buf, size); 1272 if (ret) { 1273 rtw_err(rtwdev, "failed to write data to rsvd page\n"); 1274 goto restore; 1275 } 1276 1277 if (rtw_chip_wcpu_11n(rtwdev)) { 1278 bcn_valid_addr = REG_DWBCN0_CTRL; 1279 bcn_valid_mask = BIT_BCN_VALID; 1280 } else { 1281 bcn_valid_addr = REG_FIFOPAGE_CTRL_2; 1282 bcn_valid_mask = BIT_BCN_VALID_V1; 1283 } 1284 1285 if (!check_hw_ready(rtwdev, bcn_valid_addr, bcn_valid_mask, 1)) { 1286 rtw_err(rtwdev, "error beacon valid\n"); 1287 ret = -EBUSY; 1288 } 1289 1290 restore: 1291 rsvd_pg_head = rtwdev->fifo.rsvd_boundary; 1292 rtw_write16(rtwdev, REG_FIFOPAGE_CTRL_2, 1293 rsvd_pg_head | BIT_BCN_VALID_V1); 1294 rtw_write8(rtwdev, REG_FWHW_TXQ_CTRL + 2, bckp[1]); 1295 rtw_write8(rtwdev, REG_CR + 1, bckp[0]); 1296 1297 return ret; 1298 } 1299 1300 static int rtw_download_drv_rsvd_page(struct rtw_dev *rtwdev, u8 *buf, u32 size) 1301 { 1302 u32 pg_size; 1303 u32 pg_num = 0; 1304 u16 pg_addr = 0; 1305 1306 pg_size = rtwdev->chip->page_size; 1307 pg_num = size / pg_size + ((size & (pg_size - 1)) ? 1 : 0); 1308 if (pg_num > rtwdev->fifo.rsvd_drv_pg_num) 1309 return -ENOMEM; 1310 1311 pg_addr = rtwdev->fifo.rsvd_drv_addr; 1312 1313 return rtw_fw_write_data_rsvd_page(rtwdev, pg_addr, buf, size); 1314 } 1315 1316 static void __rtw_build_rsvd_page_reset(struct rtw_dev *rtwdev) 1317 { 1318 struct rtw_rsvd_page *rsvd_pkt, *tmp; 1319 1320 list_for_each_entry_safe(rsvd_pkt, tmp, &rtwdev->rsvd_page_list, 1321 build_list) { 1322 list_del_init(&rsvd_pkt->build_list); 1323 1324 /* Don't free except for the dummy rsvd page, 1325 * others will be freed when removing vif 1326 */ 1327 if (rsvd_pkt->type == RSVD_DUMMY) 1328 kfree(rsvd_pkt); 1329 } 1330 } 1331 1332 static void rtw_build_rsvd_page_iter(void *data, u8 *mac, 1333 struct ieee80211_vif *vif) 1334 { 1335 struct rtw_dev *rtwdev = data; 1336 struct rtw_vif *rtwvif = (struct rtw_vif *)vif->drv_priv; 1337 struct rtw_rsvd_page *rsvd_pkt; 1338 1339 list_for_each_entry(rsvd_pkt, &rtwvif->rsvd_page_list, vif_list) { 1340 if (rsvd_pkt->type == RSVD_BEACON) 1341 list_add(&rsvd_pkt->build_list, 1342 &rtwdev->rsvd_page_list); 1343 else 1344 list_add_tail(&rsvd_pkt->build_list, 1345 &rtwdev->rsvd_page_list); 1346 } 1347 } 1348 1349 static int __rtw_build_rsvd_page_from_vifs(struct rtw_dev *rtwdev) 1350 { 1351 struct rtw_rsvd_page *rsvd_pkt; 1352 1353 __rtw_build_rsvd_page_reset(rtwdev); 1354 1355 /* gather rsvd page from vifs */ 1356 rtw_iterate_vifs_atomic(rtwdev, rtw_build_rsvd_page_iter, rtwdev); 1357 1358 rsvd_pkt = list_first_entry_or_null(&rtwdev->rsvd_page_list, 1359 struct rtw_rsvd_page, build_list); 1360 if (!rsvd_pkt) { 1361 WARN(1, "Should not have an empty reserved page\n"); 1362 return -EINVAL; 1363 } 1364 1365 /* the first rsvd should be beacon, otherwise add a dummy one */ 1366 if (rsvd_pkt->type != RSVD_BEACON) { 1367 struct rtw_rsvd_page *dummy_pkt; 1368 1369 dummy_pkt = rtw_alloc_rsvd_page(rtwdev, RSVD_DUMMY, false); 1370 if (!dummy_pkt) { 1371 rtw_err(rtwdev, "failed to alloc dummy rsvd page\n"); 1372 return -ENOMEM; 1373 } 1374 1375 list_add(&dummy_pkt->build_list, &rtwdev->rsvd_page_list); 1376 } 1377 1378 return 0; 1379 } 1380 1381 static u8 *rtw_build_rsvd_page(struct rtw_dev *rtwdev, u32 *size) 1382 { 1383 struct ieee80211_hw *hw = rtwdev->hw; 1384 struct rtw_chip_info *chip = rtwdev->chip; 1385 struct sk_buff *iter; 1386 struct rtw_rsvd_page *rsvd_pkt; 1387 u32 page = 0; 1388 u8 total_page = 0; 1389 u8 page_size, page_margin, tx_desc_sz; 1390 u8 *buf; 1391 int ret; 1392 1393 page_size = chip->page_size; 1394 tx_desc_sz = chip->tx_pkt_desc_sz; 1395 page_margin = page_size - tx_desc_sz; 1396 1397 ret = __rtw_build_rsvd_page_from_vifs(rtwdev); 1398 if (ret) { 1399 rtw_err(rtwdev, 1400 "failed to build rsvd page from vifs, ret %d\n", ret); 1401 return NULL; 1402 } 1403 1404 list_for_each_entry(rsvd_pkt, &rtwdev->rsvd_page_list, build_list) { 1405 iter = rtw_get_rsvd_page_skb(hw, rsvd_pkt); 1406 if (!iter) { 1407 rtw_err(rtwdev, "failed to build rsvd packet\n"); 1408 goto release_skb; 1409 } 1410 1411 /* Fill the tx_desc for the rsvd pkt that requires one. 1412 * And iter->len will be added with size of tx_desc_sz. 1413 */ 1414 if (rsvd_pkt->add_txdesc) 1415 rtw_fill_rsvd_page_desc(rtwdev, iter, rsvd_pkt->type); 1416 1417 rsvd_pkt->skb = iter; 1418 rsvd_pkt->page = total_page; 1419 1420 /* Reserved page is downloaded via TX path, and TX path will 1421 * generate a tx_desc at the header to describe length of 1422 * the buffer. If we are not counting page numbers with the 1423 * size of tx_desc added at the first rsvd_pkt (usually a 1424 * beacon, firmware default refer to the first page as the 1425 * content of beacon), we could generate a buffer which size 1426 * is smaller than the actual size of the whole rsvd_page 1427 */ 1428 if (total_page == 0) { 1429 if (rsvd_pkt->type != RSVD_BEACON && 1430 rsvd_pkt->type != RSVD_DUMMY) { 1431 rtw_err(rtwdev, "first page should be a beacon\n"); 1432 goto release_skb; 1433 } 1434 total_page += rtw_len_to_page(iter->len + tx_desc_sz, 1435 page_size); 1436 } else { 1437 total_page += rtw_len_to_page(iter->len, page_size); 1438 } 1439 } 1440 1441 if (total_page > rtwdev->fifo.rsvd_drv_pg_num) { 1442 rtw_err(rtwdev, "rsvd page over size: %d\n", total_page); 1443 goto release_skb; 1444 } 1445 1446 *size = (total_page - 1) * page_size + page_margin; 1447 buf = kzalloc(*size, GFP_KERNEL); 1448 if (!buf) 1449 goto release_skb; 1450 1451 /* Copy the content of each rsvd_pkt to the buf, and they should 1452 * be aligned to the pages. 1453 * 1454 * Note that the first rsvd_pkt is a beacon no matter what vif->type. 1455 * And that rsvd_pkt does not require tx_desc because when it goes 1456 * through TX path, the TX path will generate one for it. 1457 */ 1458 list_for_each_entry(rsvd_pkt, &rtwdev->rsvd_page_list, build_list) { 1459 rtw_rsvd_page_list_to_buf(rtwdev, page_size, page_margin, 1460 page, buf, rsvd_pkt); 1461 if (page == 0) 1462 page += rtw_len_to_page(rsvd_pkt->skb->len + 1463 tx_desc_sz, page_size); 1464 else 1465 page += rtw_len_to_page(rsvd_pkt->skb->len, page_size); 1466 1467 kfree_skb(rsvd_pkt->skb); 1468 rsvd_pkt->skb = NULL; 1469 } 1470 1471 return buf; 1472 1473 release_skb: 1474 list_for_each_entry(rsvd_pkt, &rtwdev->rsvd_page_list, build_list) { 1475 kfree_skb(rsvd_pkt->skb); 1476 rsvd_pkt->skb = NULL; 1477 } 1478 1479 return NULL; 1480 } 1481 1482 static int rtw_download_beacon(struct rtw_dev *rtwdev) 1483 { 1484 struct ieee80211_hw *hw = rtwdev->hw; 1485 struct rtw_rsvd_page *rsvd_pkt; 1486 struct sk_buff *skb; 1487 int ret = 0; 1488 1489 rsvd_pkt = list_first_entry_or_null(&rtwdev->rsvd_page_list, 1490 struct rtw_rsvd_page, build_list); 1491 if (!rsvd_pkt) { 1492 rtw_err(rtwdev, "failed to get rsvd page from build list\n"); 1493 return -ENOENT; 1494 } 1495 1496 if (rsvd_pkt->type != RSVD_BEACON && 1497 rsvd_pkt->type != RSVD_DUMMY) { 1498 rtw_err(rtwdev, "invalid rsvd page type %d, should be beacon or dummy\n", 1499 rsvd_pkt->type); 1500 return -EINVAL; 1501 } 1502 1503 skb = rtw_get_rsvd_page_skb(hw, rsvd_pkt); 1504 if (!skb) { 1505 rtw_err(rtwdev, "failed to get beacon skb\n"); 1506 return -ENOMEM; 1507 } 1508 1509 ret = rtw_download_drv_rsvd_page(rtwdev, skb->data, skb->len); 1510 if (ret) 1511 rtw_err(rtwdev, "failed to download drv rsvd page\n"); 1512 1513 dev_kfree_skb(skb); 1514 1515 return ret; 1516 } 1517 1518 int rtw_fw_download_rsvd_page(struct rtw_dev *rtwdev) 1519 { 1520 u8 *buf; 1521 u32 size; 1522 int ret; 1523 1524 buf = rtw_build_rsvd_page(rtwdev, &size); 1525 if (!buf) { 1526 rtw_err(rtwdev, "failed to build rsvd page pkt\n"); 1527 return -ENOMEM; 1528 } 1529 1530 ret = rtw_download_drv_rsvd_page(rtwdev, buf, size); 1531 if (ret) { 1532 rtw_err(rtwdev, "failed to download drv rsvd page\n"); 1533 goto free; 1534 } 1535 1536 /* The last thing is to download the *ONLY* beacon again, because 1537 * the previous tx_desc is to describe the total rsvd page. Download 1538 * the beacon again to replace the TX desc header, and we will get 1539 * a correct tx_desc for the beacon in the rsvd page. 1540 */ 1541 ret = rtw_download_beacon(rtwdev); 1542 if (ret) { 1543 rtw_err(rtwdev, "failed to download beacon\n"); 1544 goto free; 1545 } 1546 1547 free: 1548 kfree(buf); 1549 1550 return ret; 1551 } 1552 1553 static void rtw_fw_read_fifo_page(struct rtw_dev *rtwdev, u32 offset, u32 size, 1554 u32 *buf, u32 residue, u16 start_pg) 1555 { 1556 u32 i; 1557 u16 idx = 0; 1558 u16 ctl; 1559 u8 rcr; 1560 1561 rcr = rtw_read8(rtwdev, REG_RCR + 2); 1562 ctl = rtw_read16(rtwdev, REG_PKTBUF_DBG_CTRL) & 0xf000; 1563 /* disable rx clock gate */ 1564 rtw_write8(rtwdev, REG_RCR, rcr | BIT(3)); 1565 1566 do { 1567 rtw_write16(rtwdev, REG_PKTBUF_DBG_CTRL, start_pg | ctl); 1568 1569 for (i = FIFO_DUMP_ADDR + residue; 1570 i < FIFO_DUMP_ADDR + FIFO_PAGE_SIZE; i += 4) { 1571 buf[idx++] = rtw_read32(rtwdev, i); 1572 size -= 4; 1573 if (size == 0) 1574 goto out; 1575 } 1576 1577 residue = 0; 1578 start_pg++; 1579 } while (size); 1580 1581 out: 1582 rtw_write16(rtwdev, REG_PKTBUF_DBG_CTRL, ctl); 1583 rtw_write8(rtwdev, REG_RCR + 2, rcr); 1584 } 1585 1586 static void rtw_fw_read_fifo(struct rtw_dev *rtwdev, enum rtw_fw_fifo_sel sel, 1587 u32 offset, u32 size, u32 *buf) 1588 { 1589 struct rtw_chip_info *chip = rtwdev->chip; 1590 u32 start_pg, residue; 1591 1592 if (sel >= RTW_FW_FIFO_MAX) { 1593 rtw_dbg(rtwdev, RTW_DBG_FW, "wrong fw fifo sel\n"); 1594 return; 1595 } 1596 if (sel == RTW_FW_FIFO_SEL_RSVD_PAGE) 1597 offset += rtwdev->fifo.rsvd_boundary << TX_PAGE_SIZE_SHIFT; 1598 residue = offset & (FIFO_PAGE_SIZE - 1); 1599 start_pg = (offset >> FIFO_PAGE_SIZE_SHIFT) + chip->fw_fifo_addr[sel]; 1600 1601 rtw_fw_read_fifo_page(rtwdev, offset, size, buf, residue, start_pg); 1602 } 1603 1604 static bool rtw_fw_dump_check_size(struct rtw_dev *rtwdev, 1605 enum rtw_fw_fifo_sel sel, 1606 u32 start_addr, u32 size) 1607 { 1608 switch (sel) { 1609 case RTW_FW_FIFO_SEL_TX: 1610 case RTW_FW_FIFO_SEL_RX: 1611 if ((start_addr + size) > rtwdev->chip->fw_fifo_addr[sel]) 1612 return false; 1613 fallthrough; 1614 default: 1615 return true; 1616 } 1617 } 1618 1619 int rtw_fw_dump_fifo(struct rtw_dev *rtwdev, u8 fifo_sel, u32 addr, u32 size, 1620 u32 *buffer) 1621 { 1622 if (!rtwdev->chip->fw_fifo_addr[0]) { 1623 rtw_dbg(rtwdev, RTW_DBG_FW, "chip not support dump fw fifo\n"); 1624 return -ENOTSUPP; 1625 } 1626 1627 if (size == 0 || !buffer) 1628 return -EINVAL; 1629 1630 if (size & 0x3) { 1631 rtw_dbg(rtwdev, RTW_DBG_FW, "not 4byte alignment\n"); 1632 return -EINVAL; 1633 } 1634 1635 if (!rtw_fw_dump_check_size(rtwdev, fifo_sel, addr, size)) { 1636 rtw_dbg(rtwdev, RTW_DBG_FW, "fw fifo dump size overflow\n"); 1637 return -EINVAL; 1638 } 1639 1640 rtw_fw_read_fifo(rtwdev, fifo_sel, addr, size, buffer); 1641 1642 return 0; 1643 } 1644 1645 static void __rtw_fw_update_pkt(struct rtw_dev *rtwdev, u8 pkt_id, u16 size, 1646 u8 location) 1647 { 1648 struct rtw_chip_info *chip = rtwdev->chip; 1649 u8 h2c_pkt[H2C_PKT_SIZE] = {0}; 1650 u16 total_size = H2C_PKT_HDR_SIZE + H2C_PKT_UPDATE_PKT_LEN; 1651 1652 rtw_h2c_pkt_set_header(h2c_pkt, H2C_PKT_UPDATE_PKT); 1653 1654 SET_PKT_H2C_TOTAL_LEN(h2c_pkt, total_size); 1655 UPDATE_PKT_SET_PKT_ID(h2c_pkt, pkt_id); 1656 UPDATE_PKT_SET_LOCATION(h2c_pkt, location); 1657 1658 /* include txdesc size */ 1659 size += chip->tx_pkt_desc_sz; 1660 UPDATE_PKT_SET_SIZE(h2c_pkt, size); 1661 1662 rtw_fw_send_h2c_packet(rtwdev, h2c_pkt); 1663 } 1664 1665 void rtw_fw_update_pkt_probe_req(struct rtw_dev *rtwdev, 1666 struct cfg80211_ssid *ssid) 1667 { 1668 u8 loc; 1669 u16 size; 1670 1671 loc = rtw_get_rsvd_page_probe_req_location(rtwdev, ssid); 1672 if (!loc) { 1673 rtw_err(rtwdev, "failed to get probe_req rsvd loc\n"); 1674 return; 1675 } 1676 1677 size = rtw_get_rsvd_page_probe_req_size(rtwdev, ssid); 1678 if (!size) { 1679 rtw_err(rtwdev, "failed to get probe_req rsvd size\n"); 1680 return; 1681 } 1682 1683 __rtw_fw_update_pkt(rtwdev, RTW_PACKET_PROBE_REQ, size, loc); 1684 } 1685 1686 void rtw_fw_channel_switch(struct rtw_dev *rtwdev, bool enable) 1687 { 1688 struct rtw_pno_request *rtw_pno_req = &rtwdev->wow.pno_req; 1689 u8 h2c_pkt[H2C_PKT_SIZE] = {0}; 1690 u16 total_size = H2C_PKT_HDR_SIZE + H2C_PKT_CH_SWITCH_LEN; 1691 u8 loc_ch_info; 1692 const struct rtw_ch_switch_option cs_option = { 1693 .dest_ch_en = 1, 1694 .dest_ch = 1, 1695 .periodic_option = 2, 1696 .normal_period = 5, 1697 .normal_period_sel = 0, 1698 .normal_cycle = 10, 1699 .slow_period = 1, 1700 .slow_period_sel = 1, 1701 }; 1702 1703 rtw_h2c_pkt_set_header(h2c_pkt, H2C_PKT_CH_SWITCH); 1704 SET_PKT_H2C_TOTAL_LEN(h2c_pkt, total_size); 1705 1706 CH_SWITCH_SET_START(h2c_pkt, enable); 1707 CH_SWITCH_SET_DEST_CH_EN(h2c_pkt, cs_option.dest_ch_en); 1708 CH_SWITCH_SET_DEST_CH(h2c_pkt, cs_option.dest_ch); 1709 CH_SWITCH_SET_NORMAL_PERIOD(h2c_pkt, cs_option.normal_period); 1710 CH_SWITCH_SET_NORMAL_PERIOD_SEL(h2c_pkt, cs_option.normal_period_sel); 1711 CH_SWITCH_SET_SLOW_PERIOD(h2c_pkt, cs_option.slow_period); 1712 CH_SWITCH_SET_SLOW_PERIOD_SEL(h2c_pkt, cs_option.slow_period_sel); 1713 CH_SWITCH_SET_NORMAL_CYCLE(h2c_pkt, cs_option.normal_cycle); 1714 CH_SWITCH_SET_PERIODIC_OPT(h2c_pkt, cs_option.periodic_option); 1715 1716 CH_SWITCH_SET_CH_NUM(h2c_pkt, rtw_pno_req->channel_cnt); 1717 CH_SWITCH_SET_INFO_SIZE(h2c_pkt, rtw_pno_req->channel_cnt * 4); 1718 1719 loc_ch_info = rtw_get_rsvd_page_location(rtwdev, RSVD_CH_INFO); 1720 CH_SWITCH_SET_INFO_LOC(h2c_pkt, loc_ch_info); 1721 1722 rtw_fw_send_h2c_packet(rtwdev, h2c_pkt); 1723 } 1724 1725 void rtw_fw_scan_notify(struct rtw_dev *rtwdev, bool start) 1726 { 1727 u8 h2c_pkt[H2C_PKT_SIZE] = {0}; 1728 1729 SET_H2C_CMD_ID_CLASS(h2c_pkt, H2C_CMD_SCAN); 1730 SET_SCAN_START(h2c_pkt, start); 1731 1732 rtw_fw_send_h2c_command(rtwdev, h2c_pkt); 1733 } 1734