1// SPDX-License-Identifier: BSD-3-Clause-Clear 2/* 3 * Copyright (c) 2018-2019 The Linux Foundation. All rights reserved. 4 * Copyright (c) 2022 Qualcomm Innovation Center, Inc. All rights reserved. 5 */ 6 7#include "core.h" 8#include "dp_tx.h" 9#include "debug.h" 10#include "debugfs_sta.h" 11#include "hw.h" 12#include "peer.h" 13#include "mac.h" 14 15static enum hal_tcl_encap_type 16ath11k_dp_tx_get_encap_type(struct ath11k_vif *arvif, struct sk_buff *skb) 17{ 18 struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(skb); 19 struct ath11k_base *ab = arvif->ar->ab; 20 21 if (test_bit(ATH11K_FLAG_RAW_MODE, &ab->dev_flags)) 22 return HAL_TCL_ENCAP_TYPE_RAW; 23 24 if (tx_info->flags & IEEE80211_TX_CTL_HW_80211_ENCAP) 25 return HAL_TCL_ENCAP_TYPE_ETHERNET; 26 27 return HAL_TCL_ENCAP_TYPE_NATIVE_WIFI; 28} 29 30static void ath11k_dp_tx_encap_nwifi(struct sk_buff *skb) 31{ 32 struct ieee80211_hdr *hdr = (void *)skb->data; 33 u8 *qos_ctl; 34 35 if (!ieee80211_is_data_qos(hdr->frame_control)) 36 return; 37 38 qos_ctl = ieee80211_get_qos_ctl(hdr); 39 memmove(skb->data + IEEE80211_QOS_CTL_LEN, 40#if defined(__linux__) 41 skb->data, (void *)qos_ctl - (void *)skb->data); 42#elif defined(__FreeBSD__) 43 skb->data, qos_ctl - (u8 *)skb->data); 44#endif 45 skb_pull(skb, IEEE80211_QOS_CTL_LEN); 46 47 hdr = (void *)skb->data; 48 hdr->frame_control &= ~__cpu_to_le16(IEEE80211_STYPE_QOS_DATA); 49} 50 51static u8 ath11k_dp_tx_get_tid(struct sk_buff *skb) 52{ 53 struct ieee80211_hdr *hdr = (void *)skb->data; 54 struct ath11k_skb_cb *cb = ATH11K_SKB_CB(skb); 55 56 if (cb->flags & ATH11K_SKB_HW_80211_ENCAP) 57 return skb->priority & IEEE80211_QOS_CTL_TID_MASK; 58 else if (!ieee80211_is_data_qos(hdr->frame_control)) 59 return HAL_DESC_REO_NON_QOS_TID; 60 else 61 return skb->priority & IEEE80211_QOS_CTL_TID_MASK; 62} 63 64enum hal_encrypt_type ath11k_dp_tx_get_encrypt_type(u32 cipher) 65{ 66 switch (cipher) { 67 case WLAN_CIPHER_SUITE_WEP40: 68 return HAL_ENCRYPT_TYPE_WEP_40; 69 case WLAN_CIPHER_SUITE_WEP104: 70 return HAL_ENCRYPT_TYPE_WEP_104; 71 case WLAN_CIPHER_SUITE_TKIP: 72 return HAL_ENCRYPT_TYPE_TKIP_MIC; 73 case WLAN_CIPHER_SUITE_CCMP: 74 return HAL_ENCRYPT_TYPE_CCMP_128; 75 case WLAN_CIPHER_SUITE_CCMP_256: 76 return HAL_ENCRYPT_TYPE_CCMP_256; 77 case WLAN_CIPHER_SUITE_GCMP: 78 return HAL_ENCRYPT_TYPE_GCMP_128; 79 case WLAN_CIPHER_SUITE_GCMP_256: 80 return HAL_ENCRYPT_TYPE_AES_GCMP_256; 81 default: 82 return HAL_ENCRYPT_TYPE_OPEN; 83 } 84} 85 86int ath11k_dp_tx(struct ath11k *ar, struct ath11k_vif *arvif, 87 struct ath11k_sta *arsta, struct sk_buff *skb) 88{ 89 struct ath11k_base *ab = ar->ab; 90 struct ath11k_dp *dp = &ab->dp; 91 struct hal_tx_info ti = {0}; 92 struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb); 93 struct ath11k_skb_cb *skb_cb = ATH11K_SKB_CB(skb); 94 struct hal_srng *tcl_ring; 95 struct ieee80211_hdr *hdr = (void *)skb->data; 96 struct dp_tx_ring *tx_ring; 97#if defined(__linux__) 98 void *hal_tcl_desc; 99#elif defined(__FreeBSD__) 100 u8 *hal_tcl_desc; 101#endif 102 u8 pool_id; 103 u8 hal_ring_id; 104 int ret; 105 u32 ring_selector = 0; 106 u8 ring_map = 0; 107 bool tcl_ring_retry; 108 109 if (unlikely(test_bit(ATH11K_FLAG_CRASH_FLUSH, &ar->ab->dev_flags))) 110 return -ESHUTDOWN; 111 112 if (unlikely(!(info->flags & IEEE80211_TX_CTL_HW_80211_ENCAP) && 113 !ieee80211_is_data(hdr->frame_control))) 114 return -ENOTSUPP; 115 116 pool_id = skb_get_queue_mapping(skb) & (ATH11K_HW_MAX_QUEUES - 1); 117 118 ring_selector = ab->hw_params.hw_ops->get_ring_selector(skb); 119 120tcl_ring_sel: 121 tcl_ring_retry = false; 122 123 ti.ring_id = ring_selector % ab->hw_params.max_tx_ring; 124 ti.rbm_id = ab->hw_params.hal_params->tcl2wbm_rbm_map[ti.ring_id].rbm_id; 125 126 ring_map |= BIT(ti.ring_id); 127 128 tx_ring = &dp->tx_ring[ti.ring_id]; 129 130 spin_lock_bh(&tx_ring->tx_idr_lock); 131 ret = idr_alloc(&tx_ring->txbuf_idr, skb, 0, 132 DP_TX_IDR_SIZE - 1, GFP_ATOMIC); 133 spin_unlock_bh(&tx_ring->tx_idr_lock); 134 135 if (unlikely(ret < 0)) { 136 if (ring_map == (BIT(ab->hw_params.max_tx_ring) - 1) || 137 !ab->hw_params.tcl_ring_retry) { 138 atomic_inc(&ab->soc_stats.tx_err.misc_fail); 139 return -ENOSPC; 140 } 141 142 /* Check if the next ring is available */ 143 ring_selector++; 144 goto tcl_ring_sel; 145 } 146 147 ti.desc_id = FIELD_PREP(DP_TX_DESC_ID_MAC_ID, ar->pdev_idx) | 148 FIELD_PREP(DP_TX_DESC_ID_MSDU_ID, ret) | 149 FIELD_PREP(DP_TX_DESC_ID_POOL_ID, pool_id); 150 ti.encap_type = ath11k_dp_tx_get_encap_type(arvif, skb); 151 152 if (ieee80211_has_a4(hdr->frame_control) && 153 is_multicast_ether_addr(hdr->addr3) && arsta && 154 arsta->use_4addr_set) { 155 ti.meta_data_flags = arsta->tcl_metadata; 156 ti.flags0 |= FIELD_PREP(HAL_TCL_DATA_CMD_INFO1_TO_FW, 1); 157 } else { 158 ti.meta_data_flags = arvif->tcl_metadata; 159 } 160 161 if (unlikely(ti.encap_type == HAL_TCL_ENCAP_TYPE_RAW)) { 162 if (skb_cb->flags & ATH11K_SKB_CIPHER_SET) { 163 ti.encrypt_type = 164 ath11k_dp_tx_get_encrypt_type(skb_cb->cipher); 165 166 if (ieee80211_has_protected(hdr->frame_control)) 167 skb_put(skb, IEEE80211_CCMP_MIC_LEN); 168 } else { 169 ti.encrypt_type = HAL_ENCRYPT_TYPE_OPEN; 170 } 171 } 172 173 ti.addr_search_flags = arvif->hal_addr_search_flags; 174 ti.search_type = arvif->search_type; 175 ti.type = HAL_TCL_DESC_TYPE_BUFFER; 176 ti.pkt_offset = 0; 177 ti.lmac_id = ar->lmac_id; 178 ti.bss_ast_hash = arvif->ast_hash; 179 ti.bss_ast_idx = arvif->ast_idx; 180 ti.dscp_tid_tbl_idx = 0; 181 182 if (likely(skb->ip_summed == CHECKSUM_PARTIAL && 183 ti.encap_type != HAL_TCL_ENCAP_TYPE_RAW)) { 184 ti.flags0 |= FIELD_PREP(HAL_TCL_DATA_CMD_INFO1_IP4_CKSUM_EN, 1) | 185 FIELD_PREP(HAL_TCL_DATA_CMD_INFO1_UDP4_CKSUM_EN, 1) | 186 FIELD_PREP(HAL_TCL_DATA_CMD_INFO1_UDP6_CKSUM_EN, 1) | 187 FIELD_PREP(HAL_TCL_DATA_CMD_INFO1_TCP4_CKSUM_EN, 1) | 188 FIELD_PREP(HAL_TCL_DATA_CMD_INFO1_TCP6_CKSUM_EN, 1); 189 } 190 191 if (ieee80211_vif_is_mesh(arvif->vif)) 192 ti.enable_mesh = true; 193 194 ti.flags1 |= FIELD_PREP(HAL_TCL_DATA_CMD_INFO2_TID_OVERWRITE, 1); 195 196 ti.tid = ath11k_dp_tx_get_tid(skb); 197 198 switch (ti.encap_type) { 199 case HAL_TCL_ENCAP_TYPE_NATIVE_WIFI: 200 ath11k_dp_tx_encap_nwifi(skb); 201 break; 202 case HAL_TCL_ENCAP_TYPE_RAW: 203 if (!test_bit(ATH11K_FLAG_RAW_MODE, &ab->dev_flags)) { 204 ret = -EINVAL; 205 goto fail_remove_idr; 206 } 207 break; 208 case HAL_TCL_ENCAP_TYPE_ETHERNET: 209 /* no need to encap */ 210 break; 211 case HAL_TCL_ENCAP_TYPE_802_3: 212 default: 213 /* TODO: Take care of other encap modes as well */ 214 ret = -EINVAL; 215 atomic_inc(&ab->soc_stats.tx_err.misc_fail); 216 goto fail_remove_idr; 217 } 218 219 ti.paddr = dma_map_single(ab->dev, skb->data, skb->len, DMA_TO_DEVICE); 220 if (unlikely(dma_mapping_error(ab->dev, ti.paddr))) { 221 atomic_inc(&ab->soc_stats.tx_err.misc_fail); 222 ath11k_warn(ab, "failed to DMA map data Tx buffer\n"); 223 ret = -ENOMEM; 224 goto fail_remove_idr; 225 } 226 227 ti.data_len = skb->len; 228 skb_cb->paddr = ti.paddr; 229 skb_cb->vif = arvif->vif; 230 skb_cb->ar = ar; 231 232 hal_ring_id = tx_ring->tcl_data_ring.ring_id; 233 tcl_ring = &ab->hal.srng_list[hal_ring_id]; 234 235 spin_lock_bh(&tcl_ring->lock); 236 237 ath11k_hal_srng_access_begin(ab, tcl_ring); 238 239 hal_tcl_desc = (void *)ath11k_hal_srng_src_get_next_entry(ab, tcl_ring); 240 if (unlikely(!hal_tcl_desc)) { 241 /* NOTE: It is highly unlikely we'll be running out of tcl_ring 242 * desc because the desc is directly enqueued onto hw queue. 243 */ 244 ath11k_hal_srng_access_end(ab, tcl_ring); 245 ab->soc_stats.tx_err.desc_na[ti.ring_id]++; 246 spin_unlock_bh(&tcl_ring->lock); 247 ret = -ENOMEM; 248 249 /* Checking for available tcl descritors in another ring in 250 * case of failure due to full tcl ring now, is better than 251 * checking this ring earlier for each pkt tx. 252 * Restart ring selection if some rings are not checked yet. 253 */ 254 if (unlikely(ring_map != (BIT(ab->hw_params.max_tx_ring)) - 1) && 255 ab->hw_params.tcl_ring_retry && ab->hw_params.max_tx_ring > 1) { 256 tcl_ring_retry = true; 257 ring_selector++; 258 } 259 260 goto fail_unmap_dma; 261 } 262 263 ath11k_hal_tx_cmd_desc_setup(ab, hal_tcl_desc + 264 sizeof(struct hal_tlv_hdr), &ti); 265 266 ath11k_hal_srng_access_end(ab, tcl_ring); 267 268 ath11k_dp_shadow_start_timer(ab, tcl_ring, &dp->tx_ring_timer[ti.ring_id]); 269 270 spin_unlock_bh(&tcl_ring->lock); 271 272 ath11k_dbg_dump(ab, ATH11K_DBG_DP_TX, NULL, "dp tx msdu: ", 273 skb->data, skb->len); 274 275 atomic_inc(&ar->dp.num_tx_pending); 276 277 return 0; 278 279fail_unmap_dma: 280 dma_unmap_single(ab->dev, ti.paddr, ti.data_len, DMA_TO_DEVICE); 281 282fail_remove_idr: 283 spin_lock_bh(&tx_ring->tx_idr_lock); 284 idr_remove(&tx_ring->txbuf_idr, 285 FIELD_GET(DP_TX_DESC_ID_MSDU_ID, ti.desc_id)); 286 spin_unlock_bh(&tx_ring->tx_idr_lock); 287 288 if (tcl_ring_retry) 289 goto tcl_ring_sel; 290 291 return ret; 292} 293 294static void ath11k_dp_tx_free_txbuf(struct ath11k_base *ab, u8 mac_id, 295 int msdu_id, 296 struct dp_tx_ring *tx_ring) 297{ 298 struct ath11k *ar; 299 struct sk_buff *msdu; 300 struct ath11k_skb_cb *skb_cb; 301 302 spin_lock(&tx_ring->tx_idr_lock); 303 msdu = idr_remove(&tx_ring->txbuf_idr, msdu_id); 304 spin_unlock(&tx_ring->tx_idr_lock); 305 306 if (unlikely(!msdu)) { 307 ath11k_warn(ab, "tx completion for unknown msdu_id %d\n", 308 msdu_id); 309 return; 310 } 311 312 skb_cb = ATH11K_SKB_CB(msdu); 313 314 dma_unmap_single(ab->dev, skb_cb->paddr, msdu->len, DMA_TO_DEVICE); 315 dev_kfree_skb_any(msdu); 316 317 ar = ab->pdevs[mac_id].ar; 318 if (atomic_dec_and_test(&ar->dp.num_tx_pending)) 319 wake_up(&ar->dp.tx_empty_waitq); 320} 321 322static void 323ath11k_dp_tx_htt_tx_complete_buf(struct ath11k_base *ab, 324 struct dp_tx_ring *tx_ring, 325 struct ath11k_dp_htt_wbm_tx_status *ts) 326{ 327 struct ieee80211_tx_status status = { 0 }; 328 struct sk_buff *msdu; 329 struct ieee80211_tx_info *info; 330 struct ath11k_skb_cb *skb_cb; 331 struct ath11k *ar; 332 struct ath11k_peer *peer; 333 334 spin_lock(&tx_ring->tx_idr_lock); 335 msdu = idr_remove(&tx_ring->txbuf_idr, ts->msdu_id); 336 spin_unlock(&tx_ring->tx_idr_lock); 337 338 if (unlikely(!msdu)) { 339 ath11k_warn(ab, "htt tx completion for unknown msdu_id %d\n", 340 ts->msdu_id); 341 return; 342 } 343 344 skb_cb = ATH11K_SKB_CB(msdu); 345 info = IEEE80211_SKB_CB(msdu); 346 347 ar = skb_cb->ar; 348 349 if (atomic_dec_and_test(&ar->dp.num_tx_pending)) 350 wake_up(&ar->dp.tx_empty_waitq); 351 352 dma_unmap_single(ab->dev, skb_cb->paddr, msdu->len, DMA_TO_DEVICE); 353 354 if (!skb_cb->vif) { 355 dev_kfree_skb_any(msdu); 356 return; 357 } 358 359 memset(&info->status, 0, sizeof(info->status)); 360 361 if (ts->acked) { 362 if (!(info->flags & IEEE80211_TX_CTL_NO_ACK)) { 363 info->flags |= IEEE80211_TX_STAT_ACK; 364 info->status.ack_signal = ATH11K_DEFAULT_NOISE_FLOOR + 365 ts->ack_rssi; 366 info->status.flags |= 367 IEEE80211_TX_STATUS_ACK_SIGNAL_VALID; 368 } else { 369 info->flags |= IEEE80211_TX_STAT_NOACK_TRANSMITTED; 370 } 371 } 372 373 spin_lock_bh(&ab->base_lock); 374 peer = ath11k_peer_find_by_id(ab, ts->peer_id); 375 if (!peer || !peer->sta) { 376 ath11k_dbg(ab, ATH11K_DBG_DATA, 377 "dp_tx: failed to find the peer with peer_id %d\n", 378 ts->peer_id); 379 spin_unlock_bh(&ab->base_lock); 380 dev_kfree_skb_any(msdu); 381 return; 382 } 383 spin_unlock_bh(&ab->base_lock); 384 385 status.sta = peer->sta; 386 status.info = info; 387 status.skb = msdu; 388 389 ieee80211_tx_status_ext(ar->hw, &status); 390} 391 392static void 393ath11k_dp_tx_process_htt_tx_complete(struct ath11k_base *ab, 394#if defined(__linux__) 395 void *desc, u8 mac_id, 396#elif defined(__FreeBSD__) 397 u8 *desc, u8 mac_id, 398#endif 399 u32 msdu_id, struct dp_tx_ring *tx_ring) 400{ 401 struct htt_tx_wbm_completion *status_desc; 402 struct ath11k_dp_htt_wbm_tx_status ts = {0}; 403 enum hal_wbm_htt_tx_comp_status wbm_status; 404 405#if defined(__linux__) 406 status_desc = desc + HTT_TX_WBM_COMP_STATUS_OFFSET; 407#elif defined(__FreeBSD__) 408 status_desc = (void *)(desc + HTT_TX_WBM_COMP_STATUS_OFFSET); 409#endif 410 411 wbm_status = FIELD_GET(HTT_TX_WBM_COMP_INFO0_STATUS, 412 status_desc->info0); 413 switch (wbm_status) { 414 case HAL_WBM_REL_HTT_TX_COMP_STATUS_OK: 415 case HAL_WBM_REL_HTT_TX_COMP_STATUS_DROP: 416 case HAL_WBM_REL_HTT_TX_COMP_STATUS_TTL: 417 ts.acked = (wbm_status == HAL_WBM_REL_HTT_TX_COMP_STATUS_OK); 418 ts.msdu_id = msdu_id; 419 ts.ack_rssi = FIELD_GET(HTT_TX_WBM_COMP_INFO1_ACK_RSSI, 420 status_desc->info1); 421 422 if (FIELD_GET(HTT_TX_WBM_COMP_INFO2_VALID, status_desc->info2)) 423 ts.peer_id = FIELD_GET(HTT_TX_WBM_COMP_INFO2_SW_PEER_ID, 424 status_desc->info2); 425 else 426 ts.peer_id = HTT_INVALID_PEER_ID; 427 428 ath11k_dp_tx_htt_tx_complete_buf(ab, tx_ring, &ts); 429 430 break; 431 case HAL_WBM_REL_HTT_TX_COMP_STATUS_REINJ: 432 case HAL_WBM_REL_HTT_TX_COMP_STATUS_INSPECT: 433 ath11k_dp_tx_free_txbuf(ab, mac_id, msdu_id, tx_ring); 434 break; 435 case HAL_WBM_REL_HTT_TX_COMP_STATUS_MEC_NOTIFY: 436 /* This event is to be handled only when the driver decides to 437 * use WDS offload functionality. 438 */ 439 break; 440 default: 441 ath11k_warn(ab, "Unknown htt tx status %d\n", wbm_status); 442 break; 443 } 444} 445 446static void ath11k_dp_tx_cache_peer_stats(struct ath11k *ar, 447 struct sk_buff *msdu, 448 struct hal_tx_status *ts) 449{ 450 struct ath11k_per_peer_tx_stats *peer_stats = &ar->cached_stats; 451 452 if (ts->try_cnt > 1) { 453 peer_stats->retry_pkts += ts->try_cnt - 1; 454 peer_stats->retry_bytes += (ts->try_cnt - 1) * msdu->len; 455 456 if (ts->status != HAL_WBM_TQM_REL_REASON_FRAME_ACKED) { 457 peer_stats->failed_pkts += 1; 458 peer_stats->failed_bytes += msdu->len; 459 } 460 } 461} 462 463void ath11k_dp_tx_update_txcompl(struct ath11k *ar, struct hal_tx_status *ts) 464{ 465 struct ath11k_base *ab = ar->ab; 466 struct ath11k_per_peer_tx_stats *peer_stats = &ar->cached_stats; 467 enum hal_tx_rate_stats_pkt_type pkt_type; 468 enum hal_tx_rate_stats_sgi sgi; 469 enum hal_tx_rate_stats_bw bw; 470 struct ath11k_peer *peer; 471 struct ath11k_sta *arsta; 472 struct ieee80211_sta *sta; 473 u16 rate, ru_tones; 474 u8 mcs, rate_idx = 0, ofdma; 475 int ret; 476 477 spin_lock_bh(&ab->base_lock); 478 peer = ath11k_peer_find_by_id(ab, ts->peer_id); 479 if (!peer || !peer->sta) { 480 ath11k_dbg(ab, ATH11K_DBG_DP_TX, 481 "failed to find the peer by id %u\n", ts->peer_id); 482 goto err_out; 483 } 484 485 sta = peer->sta; 486 arsta = (struct ath11k_sta *)sta->drv_priv; 487 488 memset(&arsta->txrate, 0, sizeof(arsta->txrate)); 489 pkt_type = FIELD_GET(HAL_TX_RATE_STATS_INFO0_PKT_TYPE, 490 ts->rate_stats); 491 mcs = FIELD_GET(HAL_TX_RATE_STATS_INFO0_MCS, 492 ts->rate_stats); 493 sgi = FIELD_GET(HAL_TX_RATE_STATS_INFO0_SGI, 494 ts->rate_stats); 495 bw = FIELD_GET(HAL_TX_RATE_STATS_INFO0_BW, ts->rate_stats); 496 ru_tones = FIELD_GET(HAL_TX_RATE_STATS_INFO0_TONES_IN_RU, ts->rate_stats); 497 ofdma = FIELD_GET(HAL_TX_RATE_STATS_INFO0_OFDMA_TX, ts->rate_stats); 498 499 /* This is to prefer choose the real NSS value arsta->last_txrate.nss, 500 * if it is invalid, then choose the NSS value while assoc. 501 */ 502 if (arsta->last_txrate.nss) 503 arsta->txrate.nss = arsta->last_txrate.nss; 504 else 505 arsta->txrate.nss = arsta->peer_nss; 506 507 if (pkt_type == HAL_TX_RATE_STATS_PKT_TYPE_11A || 508 pkt_type == HAL_TX_RATE_STATS_PKT_TYPE_11B) { 509 ret = ath11k_mac_hw_ratecode_to_legacy_rate(mcs, 510 pkt_type, 511 &rate_idx, 512 &rate); 513 if (ret < 0) 514 goto err_out; 515 arsta->txrate.legacy = rate; 516 } else if (pkt_type == HAL_TX_RATE_STATS_PKT_TYPE_11N) { 517 if (mcs > 7) { 518 ath11k_warn(ab, "Invalid HT mcs index %d\n", mcs); 519 goto err_out; 520 } 521 522 if (arsta->txrate.nss != 0) 523 arsta->txrate.mcs = mcs + 8 * (arsta->txrate.nss - 1); 524 arsta->txrate.flags = RATE_INFO_FLAGS_MCS; 525 if (sgi) 526 arsta->txrate.flags |= RATE_INFO_FLAGS_SHORT_GI; 527 } else if (pkt_type == HAL_TX_RATE_STATS_PKT_TYPE_11AC) { 528 if (mcs > 9) { 529 ath11k_warn(ab, "Invalid VHT mcs index %d\n", mcs); 530 goto err_out; 531 } 532 533 arsta->txrate.mcs = mcs; 534 arsta->txrate.flags = RATE_INFO_FLAGS_VHT_MCS; 535 if (sgi) 536 arsta->txrate.flags |= RATE_INFO_FLAGS_SHORT_GI; 537 } else if (pkt_type == HAL_TX_RATE_STATS_PKT_TYPE_11AX) { 538 if (mcs > 11) { 539 ath11k_warn(ab, "Invalid HE mcs index %d\n", mcs); 540 goto err_out; 541 } 542 543 arsta->txrate.mcs = mcs; 544 arsta->txrate.flags = RATE_INFO_FLAGS_HE_MCS; 545 arsta->txrate.he_gi = ath11k_mac_he_gi_to_nl80211_he_gi(sgi); 546 } 547 548 arsta->txrate.bw = ath11k_mac_bw_to_mac80211_bw(bw); 549 if (ofdma && pkt_type == HAL_TX_RATE_STATS_PKT_TYPE_11AX) { 550 arsta->txrate.bw = RATE_INFO_BW_HE_RU; 551 arsta->txrate.he_ru_alloc = 552 ath11k_mac_he_ru_tones_to_nl80211_he_ru_alloc(ru_tones); 553 } 554 555 if (ath11k_debugfs_is_extd_tx_stats_enabled(ar)) 556 ath11k_debugfs_sta_add_tx_stats(arsta, peer_stats, rate_idx); 557 558err_out: 559 spin_unlock_bh(&ab->base_lock); 560} 561 562static void ath11k_dp_tx_complete_msdu(struct ath11k *ar, 563 struct sk_buff *msdu, 564 struct hal_tx_status *ts) 565{ 566 struct ieee80211_tx_status status = { 0 }; 567 struct ieee80211_rate_status status_rate = { 0 }; 568 struct ath11k_base *ab = ar->ab; 569 struct ieee80211_tx_info *info; 570 struct ath11k_skb_cb *skb_cb; 571 struct ath11k_peer *peer; 572 struct ath11k_sta *arsta; 573 struct rate_info rate; 574 575 if (WARN_ON_ONCE(ts->buf_rel_source != HAL_WBM_REL_SRC_MODULE_TQM)) { 576 /* Must not happen */ 577 return; 578 } 579 580 skb_cb = ATH11K_SKB_CB(msdu); 581 582 dma_unmap_single(ab->dev, skb_cb->paddr, msdu->len, DMA_TO_DEVICE); 583 584 if (unlikely(!rcu_access_pointer(ab->pdevs_active[ar->pdev_idx]))) { 585 dev_kfree_skb_any(msdu); 586 return; 587 } 588 589 if (unlikely(!skb_cb->vif)) { 590 dev_kfree_skb_any(msdu); 591 return; 592 } 593 594 info = IEEE80211_SKB_CB(msdu); 595 memset(&info->status, 0, sizeof(info->status)); 596 597 /* skip tx rate update from ieee80211_status*/ 598 info->status.rates[0].idx = -1; 599 600 if (ts->status == HAL_WBM_TQM_REL_REASON_FRAME_ACKED && 601 !(info->flags & IEEE80211_TX_CTL_NO_ACK)) { 602 info->flags |= IEEE80211_TX_STAT_ACK; 603 info->status.ack_signal = ATH11K_DEFAULT_NOISE_FLOOR + 604 ts->ack_rssi; 605 info->status.flags |= IEEE80211_TX_STATUS_ACK_SIGNAL_VALID; 606 } 607 608 if (ts->status == HAL_WBM_TQM_REL_REASON_CMD_REMOVE_TX && 609 (info->flags & IEEE80211_TX_CTL_NO_ACK)) 610 info->flags |= IEEE80211_TX_STAT_NOACK_TRANSMITTED; 611 612 if (unlikely(ath11k_debugfs_is_extd_tx_stats_enabled(ar)) || 613 ab->hw_params.single_pdev_only) { 614 if (ts->flags & HAL_TX_STATUS_FLAGS_FIRST_MSDU) { 615 if (ar->last_ppdu_id == 0) { 616 ar->last_ppdu_id = ts->ppdu_id; 617 } else if (ar->last_ppdu_id == ts->ppdu_id || 618 ar->cached_ppdu_id == ar->last_ppdu_id) { 619 ar->cached_ppdu_id = ar->last_ppdu_id; 620 ar->cached_stats.is_ampdu = true; 621 ath11k_dp_tx_update_txcompl(ar, ts); 622 memset(&ar->cached_stats, 0, 623 sizeof(struct ath11k_per_peer_tx_stats)); 624 } else { 625 ar->cached_stats.is_ampdu = false; 626 ath11k_dp_tx_update_txcompl(ar, ts); 627 memset(&ar->cached_stats, 0, 628 sizeof(struct ath11k_per_peer_tx_stats)); 629 } 630 ar->last_ppdu_id = ts->ppdu_id; 631 } 632 633 ath11k_dp_tx_cache_peer_stats(ar, msdu, ts); 634 } 635 636 spin_lock_bh(&ab->base_lock); 637 peer = ath11k_peer_find_by_id(ab, ts->peer_id); 638 if (!peer || !peer->sta) { 639 ath11k_dbg(ab, ATH11K_DBG_DATA, 640 "dp_tx: failed to find the peer with peer_id %d\n", 641 ts->peer_id); 642 spin_unlock_bh(&ab->base_lock); 643 dev_kfree_skb_any(msdu); 644 return; 645 } 646 arsta = (struct ath11k_sta *)peer->sta->drv_priv; 647 status.sta = peer->sta; 648 status.skb = msdu; 649 status.info = info; 650 rate = arsta->last_txrate; 651 652 status_rate.rate_idx = rate; 653 status_rate.try_count = 1; 654 655 status.rates = &status_rate; 656 status.n_rates = 1; 657 658 spin_unlock_bh(&ab->base_lock); 659 660 ieee80211_tx_status_ext(ar->hw, &status); 661} 662 663static inline void ath11k_dp_tx_status_parse(struct ath11k_base *ab, 664 struct hal_wbm_release_ring *desc, 665 struct hal_tx_status *ts) 666{ 667 ts->buf_rel_source = 668 FIELD_GET(HAL_WBM_RELEASE_INFO0_REL_SRC_MODULE, desc->info0); 669 if (unlikely(ts->buf_rel_source != HAL_WBM_REL_SRC_MODULE_FW && 670 ts->buf_rel_source != HAL_WBM_REL_SRC_MODULE_TQM)) 671 return; 672 673 if (unlikely(ts->buf_rel_source == HAL_WBM_REL_SRC_MODULE_FW)) 674 return; 675 676 ts->status = FIELD_GET(HAL_WBM_RELEASE_INFO0_TQM_RELEASE_REASON, 677 desc->info0); 678 ts->ppdu_id = FIELD_GET(HAL_WBM_RELEASE_INFO1_TQM_STATUS_NUMBER, 679 desc->info1); 680 ts->try_cnt = FIELD_GET(HAL_WBM_RELEASE_INFO1_TRANSMIT_COUNT, 681 desc->info1); 682 ts->ack_rssi = FIELD_GET(HAL_WBM_RELEASE_INFO2_ACK_FRAME_RSSI, 683 desc->info2); 684 if (desc->info2 & HAL_WBM_RELEASE_INFO2_FIRST_MSDU) 685 ts->flags |= HAL_TX_STATUS_FLAGS_FIRST_MSDU; 686 ts->peer_id = FIELD_GET(HAL_WBM_RELEASE_INFO3_PEER_ID, desc->info3); 687 ts->tid = FIELD_GET(HAL_WBM_RELEASE_INFO3_TID, desc->info3); 688 if (desc->rate_stats.info0 & HAL_TX_RATE_STATS_INFO0_VALID) 689 ts->rate_stats = desc->rate_stats.info0; 690 else 691 ts->rate_stats = 0; 692} 693 694void ath11k_dp_tx_completion_handler(struct ath11k_base *ab, int ring_id) 695{ 696 struct ath11k *ar; 697 struct ath11k_dp *dp = &ab->dp; 698 int hal_ring_id = dp->tx_ring[ring_id].tcl_comp_ring.ring_id; 699 struct hal_srng *status_ring = &ab->hal.srng_list[hal_ring_id]; 700 struct sk_buff *msdu; 701 struct hal_tx_status ts = { 0 }; 702 struct dp_tx_ring *tx_ring = &dp->tx_ring[ring_id]; 703 u32 *desc; 704 u32 msdu_id; 705 u8 mac_id; 706 707 spin_lock_bh(&status_ring->lock); 708 709 ath11k_hal_srng_access_begin(ab, status_ring); 710 711 while ((ATH11K_TX_COMPL_NEXT(tx_ring->tx_status_head) != 712 tx_ring->tx_status_tail) && 713 (desc = ath11k_hal_srng_dst_get_next_entry(ab, status_ring))) { 714 memcpy(&tx_ring->tx_status[tx_ring->tx_status_head], 715 desc, sizeof(struct hal_wbm_release_ring)); 716 tx_ring->tx_status_head = 717 ATH11K_TX_COMPL_NEXT(tx_ring->tx_status_head); 718 } 719 720 if (unlikely((ath11k_hal_srng_dst_peek(ab, status_ring) != NULL) && 721 (ATH11K_TX_COMPL_NEXT(tx_ring->tx_status_head) == 722 tx_ring->tx_status_tail))) { 723 /* TODO: Process pending tx_status messages when kfifo_is_full() */ 724 ath11k_warn(ab, "Unable to process some of the tx_status ring desc because status_fifo is full\n"); 725 } 726 727 ath11k_hal_srng_access_end(ab, status_ring); 728 729 spin_unlock_bh(&status_ring->lock); 730 731 while (ATH11K_TX_COMPL_NEXT(tx_ring->tx_status_tail) != tx_ring->tx_status_head) { 732 struct hal_wbm_release_ring *tx_status; 733 u32 desc_id; 734 735 tx_ring->tx_status_tail = 736 ATH11K_TX_COMPL_NEXT(tx_ring->tx_status_tail); 737 tx_status = &tx_ring->tx_status[tx_ring->tx_status_tail]; 738 ath11k_dp_tx_status_parse(ab, tx_status, &ts); 739 740 desc_id = FIELD_GET(BUFFER_ADDR_INFO1_SW_COOKIE, 741 tx_status->buf_addr_info.info1); 742 mac_id = FIELD_GET(DP_TX_DESC_ID_MAC_ID, desc_id); 743 msdu_id = FIELD_GET(DP_TX_DESC_ID_MSDU_ID, desc_id); 744 745 if (unlikely(ts.buf_rel_source == HAL_WBM_REL_SRC_MODULE_FW)) { 746 ath11k_dp_tx_process_htt_tx_complete(ab, 747 (void *)tx_status, 748 mac_id, msdu_id, 749 tx_ring); 750 continue; 751 } 752 753 spin_lock(&tx_ring->tx_idr_lock); 754 msdu = idr_remove(&tx_ring->txbuf_idr, msdu_id); 755 if (unlikely(!msdu)) { 756 ath11k_warn(ab, "tx completion for unknown msdu_id %d\n", 757 msdu_id); 758 spin_unlock(&tx_ring->tx_idr_lock); 759 continue; 760 } 761 762 spin_unlock(&tx_ring->tx_idr_lock); 763 764 ar = ab->pdevs[mac_id].ar; 765 766 if (atomic_dec_and_test(&ar->dp.num_tx_pending)) 767 wake_up(&ar->dp.tx_empty_waitq); 768 769 ath11k_dp_tx_complete_msdu(ar, msdu, &ts); 770 } 771} 772 773int ath11k_dp_tx_send_reo_cmd(struct ath11k_base *ab, struct dp_rx_tid *rx_tid, 774 enum hal_reo_cmd_type type, 775 struct ath11k_hal_reo_cmd *cmd, 776 void (*cb)(struct ath11k_dp *, void *, 777 enum hal_reo_cmd_status)) 778{ 779 struct ath11k_dp *dp = &ab->dp; 780 struct dp_reo_cmd *dp_cmd; 781 struct hal_srng *cmd_ring; 782 int cmd_num; 783 784 if (test_bit(ATH11K_FLAG_CRASH_FLUSH, &ab->dev_flags)) 785 return -ESHUTDOWN; 786 787 cmd_ring = &ab->hal.srng_list[dp->reo_cmd_ring.ring_id]; 788 cmd_num = ath11k_hal_reo_cmd_send(ab, cmd_ring, type, cmd); 789 790 /* cmd_num should start from 1, during failure return the error code */ 791 if (cmd_num < 0) 792 return cmd_num; 793 794 /* reo cmd ring descriptors has cmd_num starting from 1 */ 795 if (cmd_num == 0) 796 return -EINVAL; 797 798 if (!cb) 799 return 0; 800 801 /* Can this be optimized so that we keep the pending command list only 802 * for tid delete command to free up the resource on the command status 803 * indication? 804 */ 805 dp_cmd = kzalloc(sizeof(*dp_cmd), GFP_ATOMIC); 806 807 if (!dp_cmd) 808 return -ENOMEM; 809 810 memcpy(&dp_cmd->data, rx_tid, sizeof(struct dp_rx_tid)); 811 dp_cmd->cmd_num = cmd_num; 812 dp_cmd->handler = cb; 813 814 spin_lock_bh(&dp->reo_cmd_lock); 815 list_add_tail(&dp_cmd->list, &dp->reo_cmd_list); 816 spin_unlock_bh(&dp->reo_cmd_lock); 817 818 return 0; 819} 820 821static int 822ath11k_dp_tx_get_ring_id_type(struct ath11k_base *ab, 823 int mac_id, u32 ring_id, 824 enum hal_ring_type ring_type, 825 enum htt_srng_ring_type *htt_ring_type, 826 enum htt_srng_ring_id *htt_ring_id) 827{ 828 int lmac_ring_id_offset = 0; 829 int ret = 0; 830 831 switch (ring_type) { 832 case HAL_RXDMA_BUF: 833 lmac_ring_id_offset = mac_id * HAL_SRNG_RINGS_PER_LMAC; 834 835 /* for QCA6390, host fills rx buffer to fw and fw fills to 836 * rxbuf ring for each rxdma 837 */ 838 if (!ab->hw_params.rx_mac_buf_ring) { 839 if (!(ring_id == (HAL_SRNG_RING_ID_WMAC1_SW2RXDMA0_BUF + 840 lmac_ring_id_offset) || 841 ring_id == (HAL_SRNG_RING_ID_WMAC1_SW2RXDMA1_BUF + 842 lmac_ring_id_offset))) { 843 ret = -EINVAL; 844 } 845 *htt_ring_id = HTT_RXDMA_HOST_BUF_RING; 846 *htt_ring_type = HTT_SW_TO_HW_RING; 847 } else { 848 if (ring_id == HAL_SRNG_RING_ID_WMAC1_SW2RXDMA0_BUF) { 849 *htt_ring_id = HTT_HOST1_TO_FW_RXBUF_RING; 850 *htt_ring_type = HTT_SW_TO_SW_RING; 851 } else { 852 *htt_ring_id = HTT_RXDMA_HOST_BUF_RING; 853 *htt_ring_type = HTT_SW_TO_HW_RING; 854 } 855 } 856 break; 857 case HAL_RXDMA_DST: 858 *htt_ring_id = HTT_RXDMA_NON_MONITOR_DEST_RING; 859 *htt_ring_type = HTT_HW_TO_SW_RING; 860 break; 861 case HAL_RXDMA_MONITOR_BUF: 862 *htt_ring_id = HTT_RXDMA_MONITOR_BUF_RING; 863 *htt_ring_type = HTT_SW_TO_HW_RING; 864 break; 865 case HAL_RXDMA_MONITOR_STATUS: 866 *htt_ring_id = HTT_RXDMA_MONITOR_STATUS_RING; 867 *htt_ring_type = HTT_SW_TO_HW_RING; 868 break; 869 case HAL_RXDMA_MONITOR_DST: 870 *htt_ring_id = HTT_RXDMA_MONITOR_DEST_RING; 871 *htt_ring_type = HTT_HW_TO_SW_RING; 872 break; 873 case HAL_RXDMA_MONITOR_DESC: 874 *htt_ring_id = HTT_RXDMA_MONITOR_DESC_RING; 875 *htt_ring_type = HTT_SW_TO_HW_RING; 876 break; 877 default: 878 ath11k_warn(ab, "Unsupported ring type in DP :%d\n", ring_type); 879 ret = -EINVAL; 880 } 881 return ret; 882} 883 884int ath11k_dp_tx_htt_srng_setup(struct ath11k_base *ab, u32 ring_id, 885 int mac_id, enum hal_ring_type ring_type) 886{ 887 struct htt_srng_setup_cmd *cmd; 888 struct hal_srng *srng = &ab->hal.srng_list[ring_id]; 889 struct hal_srng_params params; 890 struct sk_buff *skb; 891 u32 ring_entry_sz; 892 int len = sizeof(*cmd); 893 dma_addr_t hp_addr, tp_addr; 894 enum htt_srng_ring_type htt_ring_type; 895 enum htt_srng_ring_id htt_ring_id; 896 int ret; 897 898 skb = ath11k_htc_alloc_skb(ab, len); 899 if (!skb) 900 return -ENOMEM; 901 902 memset(¶ms, 0, sizeof(params)); 903 ath11k_hal_srng_get_params(ab, srng, ¶ms); 904 905 hp_addr = ath11k_hal_srng_get_hp_addr(ab, srng); 906 tp_addr = ath11k_hal_srng_get_tp_addr(ab, srng); 907 908 ret = ath11k_dp_tx_get_ring_id_type(ab, mac_id, ring_id, 909 ring_type, &htt_ring_type, 910 &htt_ring_id); 911 if (ret) 912 goto err_free; 913 914 skb_put(skb, len); 915 cmd = (struct htt_srng_setup_cmd *)skb->data; 916 cmd->info0 = FIELD_PREP(HTT_SRNG_SETUP_CMD_INFO0_MSG_TYPE, 917 HTT_H2T_MSG_TYPE_SRING_SETUP); 918 if (htt_ring_type == HTT_SW_TO_HW_RING || 919 htt_ring_type == HTT_HW_TO_SW_RING) 920 cmd->info0 |= FIELD_PREP(HTT_SRNG_SETUP_CMD_INFO0_PDEV_ID, 921 DP_SW2HW_MACID(mac_id)); 922 else 923 cmd->info0 |= FIELD_PREP(HTT_SRNG_SETUP_CMD_INFO0_PDEV_ID, 924 mac_id); 925 cmd->info0 |= FIELD_PREP(HTT_SRNG_SETUP_CMD_INFO0_RING_TYPE, 926 htt_ring_type); 927 cmd->info0 |= FIELD_PREP(HTT_SRNG_SETUP_CMD_INFO0_RING_ID, htt_ring_id); 928 929 cmd->ring_base_addr_lo = params.ring_base_paddr & 930 HAL_ADDR_LSB_REG_MASK; 931 932 cmd->ring_base_addr_hi = (u64)params.ring_base_paddr >> 933 HAL_ADDR_MSB_REG_SHIFT; 934 935 ret = ath11k_hal_srng_get_entrysize(ab, ring_type); 936 if (ret < 0) 937 goto err_free; 938 939 ring_entry_sz = ret; 940 941 ring_entry_sz >>= 2; 942 cmd->info1 = FIELD_PREP(HTT_SRNG_SETUP_CMD_INFO1_RING_ENTRY_SIZE, 943 ring_entry_sz); 944 cmd->info1 |= FIELD_PREP(HTT_SRNG_SETUP_CMD_INFO1_RING_SIZE, 945 params.num_entries * ring_entry_sz); 946 cmd->info1 |= FIELD_PREP(HTT_SRNG_SETUP_CMD_INFO1_RING_FLAGS_MSI_SWAP, 947 !!(params.flags & HAL_SRNG_FLAGS_MSI_SWAP)); 948 cmd->info1 |= FIELD_PREP( 949 HTT_SRNG_SETUP_CMD_INFO1_RING_FLAGS_TLV_SWAP, 950 !!(params.flags & HAL_SRNG_FLAGS_DATA_TLV_SWAP)); 951 cmd->info1 |= FIELD_PREP( 952 HTT_SRNG_SETUP_CMD_INFO1_RING_FLAGS_HOST_FW_SWAP, 953 !!(params.flags & HAL_SRNG_FLAGS_RING_PTR_SWAP)); 954 if (htt_ring_type == HTT_SW_TO_HW_RING) 955 cmd->info1 |= HTT_SRNG_SETUP_CMD_INFO1_RING_LOOP_CNT_DIS; 956 957 cmd->ring_head_off32_remote_addr_lo = hp_addr & HAL_ADDR_LSB_REG_MASK; 958 cmd->ring_head_off32_remote_addr_hi = (u64)hp_addr >> 959 HAL_ADDR_MSB_REG_SHIFT; 960 961 cmd->ring_tail_off32_remote_addr_lo = tp_addr & HAL_ADDR_LSB_REG_MASK; 962 cmd->ring_tail_off32_remote_addr_hi = (u64)tp_addr >> 963 HAL_ADDR_MSB_REG_SHIFT; 964 965 cmd->ring_msi_addr_lo = lower_32_bits(params.msi_addr); 966 cmd->ring_msi_addr_hi = upper_32_bits(params.msi_addr); 967 cmd->msi_data = params.msi_data; 968 969 cmd->intr_info = FIELD_PREP( 970 HTT_SRNG_SETUP_CMD_INTR_INFO_BATCH_COUNTER_THRESH, 971 params.intr_batch_cntr_thres_entries * ring_entry_sz); 972 cmd->intr_info |= FIELD_PREP( 973 HTT_SRNG_SETUP_CMD_INTR_INFO_INTR_TIMER_THRESH, 974 params.intr_timer_thres_us >> 3); 975 976 cmd->info2 = 0; 977 if (params.flags & HAL_SRNG_FLAGS_LOW_THRESH_INTR_EN) { 978 cmd->info2 = FIELD_PREP( 979 HTT_SRNG_SETUP_CMD_INFO2_INTR_LOW_THRESH, 980 params.low_threshold); 981 } 982 983 ath11k_dbg(ab, ATH11K_DBG_DP_TX, 984 "htt srng setup msi_addr_lo 0x%x msi_addr_hi 0x%x msi_data 0x%x ring_id %d ring_type %d intr_info 0x%x flags 0x%x\n", 985 cmd->ring_msi_addr_lo, cmd->ring_msi_addr_hi, 986 cmd->msi_data, ring_id, ring_type, cmd->intr_info, cmd->info2); 987 988 ret = ath11k_htc_send(&ab->htc, ab->dp.eid, skb); 989 if (ret) 990 goto err_free; 991 992 return 0; 993 994err_free: 995 dev_kfree_skb_any(skb); 996 997 return ret; 998} 999 1000#define HTT_TARGET_VERSION_TIMEOUT_HZ (3 * HZ) 1001 1002int ath11k_dp_tx_htt_h2t_ver_req_msg(struct ath11k_base *ab) 1003{ 1004 struct ath11k_dp *dp = &ab->dp; 1005 struct sk_buff *skb; 1006 struct htt_ver_req_cmd *cmd; 1007 int len = sizeof(*cmd); 1008 int ret; 1009 1010 init_completion(&dp->htt_tgt_version_received); 1011 1012 skb = ath11k_htc_alloc_skb(ab, len); 1013 if (!skb) 1014 return -ENOMEM; 1015 1016 skb_put(skb, len); 1017 cmd = (struct htt_ver_req_cmd *)skb->data; 1018 cmd->ver_reg_info = FIELD_PREP(HTT_VER_REQ_INFO_MSG_ID, 1019 HTT_H2T_MSG_TYPE_VERSION_REQ); 1020 1021 ret = ath11k_htc_send(&ab->htc, dp->eid, skb); 1022 if (ret) { 1023 dev_kfree_skb_any(skb); 1024 return ret; 1025 } 1026 1027 ret = wait_for_completion_timeout(&dp->htt_tgt_version_received, 1028 HTT_TARGET_VERSION_TIMEOUT_HZ); 1029 if (ret == 0) { 1030 ath11k_warn(ab, "htt target version request timed out\n"); 1031 return -ETIMEDOUT; 1032 } 1033 1034 if (dp->htt_tgt_ver_major != HTT_TARGET_VERSION_MAJOR) { 1035 ath11k_err(ab, "unsupported htt major version %d supported version is %d\n", 1036 dp->htt_tgt_ver_major, HTT_TARGET_VERSION_MAJOR); 1037 return -ENOTSUPP; 1038 } 1039 1040 return 0; 1041} 1042 1043int ath11k_dp_tx_htt_h2t_ppdu_stats_req(struct ath11k *ar, u32 mask) 1044{ 1045 struct ath11k_base *ab = ar->ab; 1046 struct ath11k_dp *dp = &ab->dp; 1047 struct sk_buff *skb; 1048 struct htt_ppdu_stats_cfg_cmd *cmd; 1049 int len = sizeof(*cmd); 1050 u8 pdev_mask; 1051 int ret; 1052 int i; 1053 1054 for (i = 0; i < ab->hw_params.num_rxmda_per_pdev; i++) { 1055 skb = ath11k_htc_alloc_skb(ab, len); 1056 if (!skb) 1057 return -ENOMEM; 1058 1059 skb_put(skb, len); 1060 cmd = (struct htt_ppdu_stats_cfg_cmd *)skb->data; 1061 cmd->msg = FIELD_PREP(HTT_PPDU_STATS_CFG_MSG_TYPE, 1062 HTT_H2T_MSG_TYPE_PPDU_STATS_CFG); 1063 1064 pdev_mask = 1 << (ar->pdev_idx + i); 1065 cmd->msg |= FIELD_PREP(HTT_PPDU_STATS_CFG_PDEV_ID, pdev_mask); 1066 cmd->msg |= FIELD_PREP(HTT_PPDU_STATS_CFG_TLV_TYPE_BITMASK, mask); 1067 1068 ret = ath11k_htc_send(&ab->htc, dp->eid, skb); 1069 if (ret) { 1070 dev_kfree_skb_any(skb); 1071 return ret; 1072 } 1073 } 1074 1075 return 0; 1076} 1077 1078int ath11k_dp_tx_htt_rx_filter_setup(struct ath11k_base *ab, u32 ring_id, 1079 int mac_id, enum hal_ring_type ring_type, 1080 int rx_buf_size, 1081 struct htt_rx_ring_tlv_filter *tlv_filter) 1082{ 1083 struct htt_rx_ring_selection_cfg_cmd *cmd; 1084 struct hal_srng *srng = &ab->hal.srng_list[ring_id]; 1085 struct hal_srng_params params; 1086 struct sk_buff *skb; 1087 int len = sizeof(*cmd); 1088 enum htt_srng_ring_type htt_ring_type; 1089 enum htt_srng_ring_id htt_ring_id; 1090 int ret; 1091 1092 skb = ath11k_htc_alloc_skb(ab, len); 1093 if (!skb) 1094 return -ENOMEM; 1095 1096 memset(¶ms, 0, sizeof(params)); 1097 ath11k_hal_srng_get_params(ab, srng, ¶ms); 1098 1099 ret = ath11k_dp_tx_get_ring_id_type(ab, mac_id, ring_id, 1100 ring_type, &htt_ring_type, 1101 &htt_ring_id); 1102 if (ret) 1103 goto err_free; 1104 1105 skb_put(skb, len); 1106 cmd = (struct htt_rx_ring_selection_cfg_cmd *)skb->data; 1107 cmd->info0 = FIELD_PREP(HTT_RX_RING_SELECTION_CFG_CMD_INFO0_MSG_TYPE, 1108 HTT_H2T_MSG_TYPE_RX_RING_SELECTION_CFG); 1109 if (htt_ring_type == HTT_SW_TO_HW_RING || 1110 htt_ring_type == HTT_HW_TO_SW_RING) 1111 cmd->info0 |= 1112 FIELD_PREP(HTT_RX_RING_SELECTION_CFG_CMD_INFO0_PDEV_ID, 1113 DP_SW2HW_MACID(mac_id)); 1114 else 1115 cmd->info0 |= 1116 FIELD_PREP(HTT_RX_RING_SELECTION_CFG_CMD_INFO0_PDEV_ID, 1117 mac_id); 1118 cmd->info0 |= FIELD_PREP(HTT_RX_RING_SELECTION_CFG_CMD_INFO0_RING_ID, 1119 htt_ring_id); 1120 cmd->info0 |= FIELD_PREP(HTT_RX_RING_SELECTION_CFG_CMD_INFO0_SS, 1121 !!(params.flags & HAL_SRNG_FLAGS_MSI_SWAP)); 1122 cmd->info0 |= FIELD_PREP(HTT_RX_RING_SELECTION_CFG_CMD_INFO0_PS, 1123 !!(params.flags & HAL_SRNG_FLAGS_DATA_TLV_SWAP)); 1124 1125 cmd->info1 = FIELD_PREP(HTT_RX_RING_SELECTION_CFG_CMD_INFO1_BUF_SIZE, 1126 rx_buf_size); 1127 cmd->pkt_type_en_flags0 = tlv_filter->pkt_filter_flags0; 1128 cmd->pkt_type_en_flags1 = tlv_filter->pkt_filter_flags1; 1129 cmd->pkt_type_en_flags2 = tlv_filter->pkt_filter_flags2; 1130 cmd->pkt_type_en_flags3 = tlv_filter->pkt_filter_flags3; 1131 cmd->rx_filter_tlv = tlv_filter->rx_filter; 1132 1133 ret = ath11k_htc_send(&ab->htc, ab->dp.eid, skb); 1134 if (ret) 1135 goto err_free; 1136 1137 return 0; 1138 1139err_free: 1140 dev_kfree_skb_any(skb); 1141 1142 return ret; 1143} 1144 1145int 1146ath11k_dp_tx_htt_h2t_ext_stats_req(struct ath11k *ar, u8 type, 1147 struct htt_ext_stats_cfg_params *cfg_params, 1148 u64 cookie) 1149{ 1150 struct ath11k_base *ab = ar->ab; 1151 struct ath11k_dp *dp = &ab->dp; 1152 struct sk_buff *skb; 1153 struct htt_ext_stats_cfg_cmd *cmd; 1154 u32 pdev_id; 1155 int len = sizeof(*cmd); 1156 int ret; 1157 1158 skb = ath11k_htc_alloc_skb(ab, len); 1159 if (!skb) 1160 return -ENOMEM; 1161 1162 skb_put(skb, len); 1163 1164 cmd = (struct htt_ext_stats_cfg_cmd *)skb->data; 1165 memset(cmd, 0, sizeof(*cmd)); 1166 cmd->hdr.msg_type = HTT_H2T_MSG_TYPE_EXT_STATS_CFG; 1167 1168 if (ab->hw_params.single_pdev_only) 1169 pdev_id = ath11k_mac_get_target_pdev_id(ar); 1170 else 1171 pdev_id = ar->pdev->pdev_id; 1172 1173 cmd->hdr.pdev_mask = 1 << pdev_id; 1174 1175 cmd->hdr.stats_type = type; 1176 cmd->cfg_param0 = cfg_params->cfg0; 1177 cmd->cfg_param1 = cfg_params->cfg1; 1178 cmd->cfg_param2 = cfg_params->cfg2; 1179 cmd->cfg_param3 = cfg_params->cfg3; 1180 cmd->cookie_lsb = lower_32_bits(cookie); 1181 cmd->cookie_msb = upper_32_bits(cookie); 1182 1183 ret = ath11k_htc_send(&ab->htc, dp->eid, skb); 1184 if (ret) { 1185 ath11k_warn(ab, "failed to send htt type stats request: %d", 1186 ret); 1187 dev_kfree_skb_any(skb); 1188 return ret; 1189 } 1190 1191 return 0; 1192} 1193 1194int ath11k_dp_tx_htt_monitor_mode_ring_config(struct ath11k *ar, bool reset) 1195{ 1196 struct ath11k_pdev_dp *dp = &ar->dp; 1197 struct ath11k_base *ab = ar->ab; 1198 struct htt_rx_ring_tlv_filter tlv_filter = {0}; 1199 int ret = 0, ring_id = 0, i; 1200 1201 if (ab->hw_params.full_monitor_mode) { 1202 ret = ath11k_dp_tx_htt_rx_full_mon_setup(ab, 1203 dp->mac_id, !reset); 1204 if (ret < 0) { 1205 ath11k_err(ab, "failed to setup full monitor %d\n", ret); 1206 return ret; 1207 } 1208 } 1209 1210 ring_id = dp->rxdma_mon_buf_ring.refill_buf_ring.ring_id; 1211 1212 if (!reset) { 1213 tlv_filter.rx_filter = HTT_RX_MON_FILTER_TLV_FLAGS_MON_BUF_RING; 1214 tlv_filter.pkt_filter_flags0 = 1215 HTT_RX_MON_FP_MGMT_FILTER_FLAGS0 | 1216 HTT_RX_MON_MO_MGMT_FILTER_FLAGS0; 1217 tlv_filter.pkt_filter_flags1 = 1218 HTT_RX_MON_FP_MGMT_FILTER_FLAGS1 | 1219 HTT_RX_MON_MO_MGMT_FILTER_FLAGS1; 1220 tlv_filter.pkt_filter_flags2 = 1221 HTT_RX_MON_FP_CTRL_FILTER_FLASG2 | 1222 HTT_RX_MON_MO_CTRL_FILTER_FLASG2; 1223 tlv_filter.pkt_filter_flags3 = 1224 HTT_RX_MON_FP_CTRL_FILTER_FLASG3 | 1225 HTT_RX_MON_MO_CTRL_FILTER_FLASG3 | 1226 HTT_RX_MON_FP_DATA_FILTER_FLASG3 | 1227 HTT_RX_MON_MO_DATA_FILTER_FLASG3; 1228 } 1229 1230 if (ab->hw_params.rxdma1_enable) { 1231 ret = ath11k_dp_tx_htt_rx_filter_setup(ar->ab, ring_id, dp->mac_id, 1232 HAL_RXDMA_MONITOR_BUF, 1233 DP_RXDMA_REFILL_RING_SIZE, 1234 &tlv_filter); 1235 } else if (!reset) { 1236 /* set in monitor mode only */ 1237 for (i = 0; i < ab->hw_params.num_rxmda_per_pdev; i++) { 1238 ring_id = dp->rx_mac_buf_ring[i].ring_id; 1239 ret = ath11k_dp_tx_htt_rx_filter_setup(ar->ab, ring_id, 1240 dp->mac_id + i, 1241 HAL_RXDMA_BUF, 1242 1024, 1243 &tlv_filter); 1244 } 1245 } 1246 1247 if (ret) 1248 return ret; 1249 1250 for (i = 0; i < ab->hw_params.num_rxmda_per_pdev; i++) { 1251 ring_id = dp->rx_mon_status_refill_ring[i].refill_buf_ring.ring_id; 1252 if (!reset) { 1253 tlv_filter.rx_filter = 1254 HTT_RX_MON_FILTER_TLV_FLAGS_MON_STATUS_RING; 1255 } else { 1256 tlv_filter = ath11k_mac_mon_status_filter_default; 1257 1258 if (ath11k_debugfs_is_extd_rx_stats_enabled(ar)) 1259 tlv_filter.rx_filter = ath11k_debugfs_rx_filter(ar); 1260 } 1261 1262 ret = ath11k_dp_tx_htt_rx_filter_setup(ab, ring_id, 1263 dp->mac_id + i, 1264 HAL_RXDMA_MONITOR_STATUS, 1265 DP_RXDMA_REFILL_RING_SIZE, 1266 &tlv_filter); 1267 } 1268 1269 if (!ar->ab->hw_params.rxdma1_enable) 1270 mod_timer(&ar->ab->mon_reap_timer, jiffies + 1271 msecs_to_jiffies(ATH11K_MON_TIMER_INTERVAL)); 1272 1273 return ret; 1274} 1275 1276int ath11k_dp_tx_htt_rx_full_mon_setup(struct ath11k_base *ab, int mac_id, 1277 bool config) 1278{ 1279 struct htt_rx_full_monitor_mode_cfg_cmd *cmd; 1280 struct sk_buff *skb; 1281 int ret, len = sizeof(*cmd); 1282 1283 skb = ath11k_htc_alloc_skb(ab, len); 1284 if (!skb) 1285 return -ENOMEM; 1286 1287 skb_put(skb, len); 1288 cmd = (struct htt_rx_full_monitor_mode_cfg_cmd *)skb->data; 1289 memset(cmd, 0, sizeof(*cmd)); 1290 cmd->info0 = FIELD_PREP(HTT_RX_FULL_MON_MODE_CFG_CMD_INFO0_MSG_TYPE, 1291 HTT_H2T_MSG_TYPE_RX_FULL_MONITOR_MODE); 1292 1293 cmd->info0 |= FIELD_PREP(HTT_RX_FULL_MON_MODE_CFG_CMD_INFO0_PDEV_ID, mac_id); 1294 1295 cmd->cfg = HTT_RX_FULL_MON_MODE_CFG_CMD_CFG_ENABLE | 1296 FIELD_PREP(HTT_RX_FULL_MON_MODE_CFG_CMD_CFG_RELEASE_RING, 1297 HTT_RX_MON_RING_SW); 1298 if (config) { 1299 cmd->cfg |= HTT_RX_FULL_MON_MODE_CFG_CMD_CFG_ZERO_MPDUS_END | 1300 HTT_RX_FULL_MON_MODE_CFG_CMD_CFG_NON_ZERO_MPDUS_END; 1301 } 1302 1303 ret = ath11k_htc_send(&ab->htc, ab->dp.eid, skb); 1304 if (ret) 1305 goto err_free; 1306 1307 return 0; 1308 1309err_free: 1310 dev_kfree_skb_any(skb); 1311 1312 return ret; 1313} 1314