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Fri, 19 Apr 2024 03:23:58 GMT Received: from lingbok-Birman-PHX.qca.qualcomm.com (10.80.80.8) by nalasex01b.na.qualcomm.com (10.47.209.197) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.9; Thu, 18 Apr 2024 20:23:57 -0700 From: Lingbo Kong To: CC: , Subject: [PATCH v4 1/3] wifi: ath12k: report station mode transmit rate Date: Fri, 19 Apr 2024 11:21:20 +0800 Message-ID: <20240419032122.7009-2-quic_lingbok@quicinc.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240419032122.7009-1-quic_lingbok@quicinc.com> References: <20240419032122.7009-1-quic_lingbok@quicinc.com> Precedence: bulk X-Mailing-List: linux-wireless@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-ClientProxiedBy: nasanex01b.na.qualcomm.com (10.46.141.250) To nalasex01b.na.qualcomm.com (10.47.209.197) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-ORIG-GUID: t6VtxWViKNUSwXTX_JyswyLj8nHu2KwA X-Proofpoint-GUID: t6VtxWViKNUSwXTX_JyswyLj8nHu2KwA X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.1011,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2024-04-18_22,2024-04-17_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 suspectscore=0 impostorscore=0 mlxlogscore=999 mlxscore=0 lowpriorityscore=0 adultscore=0 priorityscore=1501 malwarescore=0 spamscore=0 phishscore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2404010003 definitions=main-2404190024 Currently, the transmit rate of "iw dev xxx station dump" command always show an invalid value. To address this issue, ath12k parse the info of transmit complete report from firmware and indicate the transmit rate to mac80211. This patch affects the station mode of WCN7850 and QCN9274. After that, "iw dev xxx station dump" show the correct transmit rate. Such as: Station 00:03:7f:12:03:03 (on wlo1) inactive time: 872 ms rx bytes: 219111 rx packets: 1133 tx bytes: 53767 tx packets: 462 tx retries: 51 tx failed: 0 beacon loss: 0 beacon rx: 403 rx drop misc: 74 signal: -95 dBm beacon signal avg: -18 dBm tx bitrate: 1441.1 MBit/s 80MHz EHT-MCS 13 EHT-NSS 2 EHT-GI 0 Tested-on: WCN7850 hw2.0 PCI WLAN.HMT.1.0.c5-00481-QCAHMTSWPL_V1.0_V2.0_SILICONZ-3 Tested-on: QCN9274 hw2.0 PCI WLAN.WBE.1.2.1-00201-QCAHKSWPL_SILICONZ-1 Signed-off-by: Lingbo Kong --- v4: 1.change ATH12K_EHT_MCS_MAX from 13 to 15 v3: no change v2: 1.change copyright drivers/net/wireless/ath/ath12k/core.h | 2 + drivers/net/wireless/ath/ath12k/dp_rx.h | 3 + drivers/net/wireless/ath/ath12k/dp_tx.c | 147 ++++++++++++++++++++++- drivers/net/wireless/ath/ath12k/hal_tx.h | 9 +- drivers/net/wireless/ath/ath12k/mac.c | 124 +++++++++++++++++++ drivers/net/wireless/ath/ath12k/mac.h | 4 +- 6 files changed, 282 insertions(+), 7 deletions(-) diff --git a/drivers/net/wireless/ath/ath12k/core.h b/drivers/net/wireless/ath/ath12k/core.h index 5d3c1fb632b0..b2ddd1e6fb14 100644 --- a/drivers/net/wireless/ath/ath12k/core.h +++ b/drivers/net/wireless/ath/ath12k/core.h @@ -74,6 +74,7 @@ enum wme_ac { #define ATH12K_HT_MCS_MAX 7 #define ATH12K_VHT_MCS_MAX 9 #define ATH12K_HE_MCS_MAX 11 +#define ATH12K_EHT_MCS_MAX 15 enum ath12k_crypt_mode { /* Only use hardware crypto engine */ @@ -448,6 +449,7 @@ struct ath12k_sta { struct ath12k_rx_peer_stats *rx_stats; struct ath12k_wbm_tx_stats *wbm_tx_stats; u32 bw_prev; + u32 peer_nss; }; #define ATH12K_MIN_5G_FREQ 4150 diff --git a/drivers/net/wireless/ath/ath12k/dp_rx.h b/drivers/net/wireless/ath/ath12k/dp_rx.h index 2ff421160181..1543788c0da7 100644 --- a/drivers/net/wireless/ath/ath12k/dp_rx.h +++ b/drivers/net/wireless/ath/ath12k/dp_rx.h @@ -79,6 +79,9 @@ static inline u32 ath12k_he_gi_to_nl80211_he_gi(u8 sgi) case RX_MSDU_START_SGI_3_2_US: ret = NL80211_RATE_INFO_HE_GI_3_2; break; + default: + ret = NL80211_RATE_INFO_HE_GI_0_8; + break; } return ret; diff --git a/drivers/net/wireless/ath/ath12k/dp_tx.c b/drivers/net/wireless/ath/ath12k/dp_tx.c index 9b6d7d72f57c..74ef4c7a72c1 100644 --- a/drivers/net/wireless/ath/ath12k/dp_tx.c +++ b/drivers/net/wireless/ath/ath12k/dp_tx.c @@ -8,6 +8,8 @@ #include "dp_tx.h" #include "debug.h" #include "hw.h" +#include "peer.h" +#include "mac.h" static enum hal_tcl_encap_type ath12k_dp_tx_get_encap_type(struct ath12k_vif *arvif, struct sk_buff *skb) @@ -443,6 +445,125 @@ ath12k_dp_tx_process_htt_tx_complete(struct ath12k_base *ab, } } +static void ath12k_dp_tx_update_txcompl(struct ath12k *ar, struct hal_tx_status *ts) +{ + struct ath12k_base *ab = ar->ab; + struct ath12k_peer *peer; + struct ath12k_sta *arsta; + struct ieee80211_sta *sta; + u16 rate; + u8 rate_idx = 0; + int ret; + + spin_lock_bh(&ab->base_lock); + + peer = ath12k_peer_find_by_id(ab, ts->peer_id); + if (!peer || !peer->sta) { + ath12k_dbg(ab, ATH12K_DBG_DP_TX, + "failed to find the peer by id %u\n", ts->peer_id); + goto err_out; + } + + sta = peer->sta; + arsta = ath12k_sta_to_arsta(sta); + + memset(&arsta->txrate, 0, sizeof(arsta->txrate)); + + /* This is to prefer choose the real NSS value arsta->last_txrate.nss, + * if it is invalid, then choose the NSS value while assoc. + */ + if (arsta->last_txrate.nss) + arsta->txrate.nss = arsta->last_txrate.nss; + else + arsta->txrate.nss = arsta->peer_nss; + + if (ts->pkt_type == HAL_TX_RATE_STATS_PKT_TYPE_11A || + ts->pkt_type == HAL_TX_RATE_STATS_PKT_TYPE_11B) { + ret = ath12k_mac_hw_ratecode_to_legacy_rate(ts->mcs, + ts->pkt_type, + &rate_idx, + &rate); + if (ret < 0) { + ath12k_warn(ab, "Invalid tx legacy rate %d\n", ret); + goto err_out; + } + + arsta->txrate.legacy = rate; + } else if (ts->pkt_type == HAL_TX_RATE_STATS_PKT_TYPE_11N) { + if (ts->mcs > ATH12K_HT_MCS_MAX) { + ath12k_warn(ab, "Invalid HT mcs index %d\n", ts->mcs); + goto err_out; + } + + if (arsta->txrate.nss != 0) + arsta->txrate.mcs = ts->mcs + 8 * (arsta->txrate.nss - 1); + + arsta->txrate.flags = RATE_INFO_FLAGS_MCS; + + if (ts->sgi) + arsta->txrate.flags |= RATE_INFO_FLAGS_SHORT_GI; + } else if (ts->pkt_type == HAL_TX_RATE_STATS_PKT_TYPE_11AC) { + if (ts->mcs > ATH12K_VHT_MCS_MAX) { + ath12k_warn(ab, "Invalid VHT mcs index %d\n", ts->mcs); + goto err_out; + } + + arsta->txrate.mcs = ts->mcs; + arsta->txrate.flags = RATE_INFO_FLAGS_VHT_MCS; + + if (ts->sgi) + arsta->txrate.flags |= RATE_INFO_FLAGS_SHORT_GI; + } else if (ts->pkt_type == HAL_TX_RATE_STATS_PKT_TYPE_11AX) { + if (ts->mcs > ATH12K_HE_MCS_MAX) { + ath12k_warn(ab, "Invalid HE mcs index %d\n", ts->mcs); + goto err_out; + } + + arsta->txrate.mcs = ts->mcs; + arsta->txrate.flags = RATE_INFO_FLAGS_HE_MCS; + arsta->txrate.he_gi = ath12k_he_gi_to_nl80211_he_gi(ts->sgi); + } else if (ts->pkt_type == HAL_TX_RATE_STATS_PKT_TYPE_11BE) { + if (ts->mcs > ATH12K_EHT_MCS_MAX) { + ath12k_warn(ab, "Invalid EHT mcs index %d\n", ts->mcs); + goto err_out; + } + + arsta->txrate.mcs = ts->mcs; + arsta->txrate.flags = RATE_INFO_FLAGS_EHT_MCS; + arsta->txrate.eht_gi = ath12k_mac_eht_gi_to_nl80211_eht_gi(ts->sgi); + } + + arsta->txrate.bw = ath12k_mac_bw_to_mac80211_bw(ts->bw); + + if (ts->ofdma && ts->pkt_type == HAL_TX_RATE_STATS_PKT_TYPE_11AX) { + arsta->txrate.bw = RATE_INFO_BW_HE_RU; + arsta->txrate.he_ru_alloc = + ath12k_mac_he_ru_tones_to_nl80211_he_ru_alloc(ts->ru_tones); + } + + if (ts->ofdma && ts->pkt_type == HAL_TX_RATE_STATS_PKT_TYPE_11BE) { + arsta->txrate.bw = RATE_INFO_BW_EHT_RU; + arsta->txrate.eht_ru_alloc = + ath12k_mac_eht_ru_tones_to_nl80211_eht_ru_alloc(ts->ru_tones); + } + +err_out: + spin_unlock_bh(&ab->base_lock); +} + +static void ath12k_dp_tx_update(struct ath12k *ar, struct hal_tx_status *ts) +{ + if (ar->last_ppdu_id != 0) { + if (ar->last_ppdu_id == ts->ppdu_id || + ar->cached_ppdu_id == ar->last_ppdu_id) + ar->cached_ppdu_id = ar->last_ppdu_id; + + ath12k_dp_tx_update_txcompl(ar, ts); + } + + ar->last_ppdu_id = ts->ppdu_id; +} + static void ath12k_dp_tx_complete_msdu(struct ath12k *ar, struct sk_buff *msdu, struct hal_tx_status *ts) @@ -498,6 +619,8 @@ static void ath12k_dp_tx_complete_msdu(struct ath12k *ar, * Might end up reporting it out-of-band from HTT stats. */ + ath12k_dp_tx_update(ar, ts); + ieee80211_tx_status_skb(ath12k_ar_to_hw(ar), msdu); exit: @@ -522,10 +645,26 @@ static void ath12k_dp_tx_status_parse(struct ath12k_base *ab, ts->ppdu_id = le32_get_bits(desc->info1, HAL_WBM_COMPL_TX_INFO1_TQM_STATUS_NUMBER); - if (le32_to_cpu(desc->rate_stats.info0) & HAL_TX_RATE_STATS_INFO0_VALID) - ts->rate_stats = le32_to_cpu(desc->rate_stats.info0); - else - ts->rate_stats = 0; + + if (le32_to_cpu(desc->info2) & HAL_WBM_COMPL_TX_INFO2_FIRST_MSDU) + ts->flags |= HAL_TX_STATUS_FLAGS_FIRST_MSDU; + + ts->peer_id = le32_get_bits(desc->info3, HAL_WBM_COMPL_TX_INFO3_PEER_ID); + + if (le32_to_cpu(desc->rate_stats.info0) & HAL_TX_RATE_STATS_INFO0_VALID) { + ts->pkt_type = le32_get_bits(desc->rate_stats.info0, + HAL_TX_RATE_STATS_INFO0_PKT_TYPE); + ts->mcs = le32_get_bits(desc->rate_stats.info0, + HAL_TX_RATE_STATS_INFO0_MCS); + ts->sgi = le32_get_bits(desc->rate_stats.info0, + HAL_TX_RATE_STATS_INFO0_SGI); + ts->bw = le32_get_bits(desc->rate_stats.info0, + HAL_TX_RATE_STATS_INFO0_BW); + ts->ru_tones = le32_get_bits(desc->rate_stats.info0, + HAL_TX_RATE_STATS_INFO0_TONES_IN_RU); + ts->ofdma = le32_get_bits(desc->rate_stats.info0, + HAL_TX_RATE_STATS_INFO0_OFDMA_TX); + } } void ath12k_dp_tx_completion_handler(struct ath12k_base *ab, int ring_id) diff --git a/drivers/net/wireless/ath/ath12k/hal_tx.h b/drivers/net/wireless/ath/ath12k/hal_tx.h index 7c837094a6f7..a3cf4db456e5 100644 --- a/drivers/net/wireless/ath/ath12k/hal_tx.h +++ b/drivers/net/wireless/ath/ath12k/hal_tx.h @@ -1,7 +1,7 @@ /* SPDX-License-Identifier: BSD-3-Clause-Clear */ /* * Copyright (c) 2018-2021 The Linux Foundation. All rights reserved. - * Copyright (c) 2021-2022 Qualcomm Innovation Center, Inc. All rights reserved. + * Copyright (c) 2021-2022, 2024 Qualcomm Innovation Center, Inc. All rights reserved. */ #ifndef ATH12K_HAL_TX_H @@ -63,7 +63,12 @@ struct hal_tx_status { u8 try_cnt; u8 tid; u16 peer_id; - u32 rate_stats; + enum hal_tx_rate_stats_pkt_type pkt_type; + enum hal_tx_rate_stats_sgi sgi; + enum ath12k_supported_bw bw; + u8 mcs; + u16 ru_tones; + u8 ofdma; }; #define HAL_TX_PHY_DESC_INFO0_BF_TYPE GENMASK(17, 16) diff --git a/drivers/net/wireless/ath/ath12k/mac.c b/drivers/net/wireless/ath/ath12k/mac.c index 56b1f8b6844e..cd13fa48e97d 100644 --- a/drivers/net/wireless/ath/ath12k/mac.c +++ b/drivers/net/wireless/ath/ath12k/mac.c @@ -329,6 +329,122 @@ static const char *ath12k_mac_phymode_str(enum wmi_phy_mode mode) return ""; } +enum nl80211_he_ru_alloc ath12k_mac_he_ru_tones_to_nl80211_he_ru_alloc(u16 ru_tones) +{ + enum nl80211_he_ru_alloc ret; + + switch (ru_tones) { + case 26: + ret = NL80211_RATE_INFO_HE_RU_ALLOC_26; + break; + case 52: + ret = NL80211_RATE_INFO_HE_RU_ALLOC_52; + break; + case 106: + ret = NL80211_RATE_INFO_HE_RU_ALLOC_106; + break; + case 242: + ret = NL80211_RATE_INFO_HE_RU_ALLOC_242; + break; + case 484: + ret = NL80211_RATE_INFO_HE_RU_ALLOC_484; + break; + case 996: + ret = NL80211_RATE_INFO_HE_RU_ALLOC_996; + break; + case (996 * 2): + ret = NL80211_RATE_INFO_HE_RU_ALLOC_2x996; + break; + default: + ret = NL80211_RATE_INFO_HE_RU_ALLOC_26; + break; + } + + return ret; +} + +enum nl80211_eht_gi ath12k_mac_eht_gi_to_nl80211_eht_gi(u8 sgi) +{ + enum nl80211_eht_gi ret; + + switch (sgi) { + case RX_MSDU_START_SGI_0_8_US: + ret = NL80211_RATE_INFO_EHT_GI_0_8; + break; + case RX_MSDU_START_SGI_1_6_US: + ret = NL80211_RATE_INFO_EHT_GI_1_6; + break; + case RX_MSDU_START_SGI_3_2_US: + ret = NL80211_RATE_INFO_EHT_GI_3_2; + break; + default: + ret = NL80211_RATE_INFO_EHT_GI_0_8; + break; + } + + return ret; +} + +enum nl80211_eht_ru_alloc ath12k_mac_eht_ru_tones_to_nl80211_eht_ru_alloc(u16 ru_tones) +{ + enum nl80211_eht_ru_alloc ret; + + switch (ru_tones) { + case 26: + ret = NL80211_RATE_INFO_EHT_RU_ALLOC_26; + break; + case 52: + ret = NL80211_RATE_INFO_EHT_RU_ALLOC_52; + break; + case (52 + 26): + ret = NL80211_RATE_INFO_EHT_RU_ALLOC_52P26; + break; + case 106: + ret = NL80211_RATE_INFO_EHT_RU_ALLOC_106; + break; + case (106 + 26): + ret = NL80211_RATE_INFO_EHT_RU_ALLOC_106P26; + break; + case 242: + ret = NL80211_RATE_INFO_EHT_RU_ALLOC_242; + break; + case 484: + ret = NL80211_RATE_INFO_EHT_RU_ALLOC_484; + break; + case (484 + 242): + ret = NL80211_RATE_INFO_EHT_RU_ALLOC_484P242; + break; + case 996: + ret = NL80211_RATE_INFO_EHT_RU_ALLOC_996; + break; + case (996 + 484): + ret = NL80211_RATE_INFO_EHT_RU_ALLOC_996P484; + break; + case (996 + 484 + 242): + ret = NL80211_RATE_INFO_EHT_RU_ALLOC_996P484P242; + break; + case (2 * 996): + ret = NL80211_RATE_INFO_EHT_RU_ALLOC_2x996; + break; + case (2 * 996 + 484): + ret = NL80211_RATE_INFO_EHT_RU_ALLOC_2x996P484; + break; + case (3 * 996): + ret = NL80211_RATE_INFO_EHT_RU_ALLOC_3x996; + break; + case (3 * 996 + 484): + ret = NL80211_RATE_INFO_EHT_RU_ALLOC_3x996P484; + break; + case (4 * 996): + ret = NL80211_RATE_INFO_EHT_RU_ALLOC_4x996; + break; + default: + ret = NL80211_RATE_INFO_EHT_RU_ALLOC_26; + } + + return ret; +} + enum rate_info_bw ath12k_mac_bw_to_mac80211_bw(enum ath12k_supported_bw bw) { @@ -2487,8 +2603,12 @@ static void ath12k_peer_assoc_prepare(struct ath12k *ar, struct ath12k_wmi_peer_assoc_arg *arg, bool reassoc) { + struct ath12k_sta *arsta; + lockdep_assert_held(&ar->conf_mutex); + arsta = ath12k_sta_to_arsta(sta); + memset(arg, 0, sizeof(*arg)); reinit_completion(&ar->peer_assoc_done); @@ -2505,6 +2625,8 @@ static void ath12k_peer_assoc_prepare(struct ath12k *ar, ath12k_peer_assoc_h_phymode(ar, vif, sta, arg); ath12k_peer_assoc_h_smps(sta, arg); + arsta->peer_nss = arg->peer_nss; + /* TODO: amsdu_disable req? */ } @@ -8073,6 +8195,8 @@ static void ath12k_mac_op_sta_statistics(struct ieee80211_hw *hw, sinfo->txrate.he_gi = arsta->txrate.he_gi; sinfo->txrate.he_dcm = arsta->txrate.he_dcm; sinfo->txrate.he_ru_alloc = arsta->txrate.he_ru_alloc; + sinfo->txrate.eht_gi = arsta->txrate.eht_gi; + sinfo->txrate.eht_ru_alloc = arsta->txrate.eht_ru_alloc; } sinfo->txrate.flags = arsta->txrate.flags; sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_BITRATE); diff --git a/drivers/net/wireless/ath/ath12k/mac.h b/drivers/net/wireless/ath/ath12k/mac.h index 69fd282b9dd3..b22321aadc84 100644 --- a/drivers/net/wireless/ath/ath12k/mac.h +++ b/drivers/net/wireless/ath/ath12k/mac.h @@ -81,5 +81,7 @@ int ath12k_mac_rfkill_config(struct ath12k *ar); int ath12k_mac_wait_tx_complete(struct ath12k *ar); void ath12k_mac_handle_beacon(struct ath12k *ar, struct sk_buff *skb); void ath12k_mac_handle_beacon_miss(struct ath12k *ar, u32 vdev_id); - +enum nl80211_he_ru_alloc ath12k_mac_he_ru_tones_to_nl80211_he_ru_alloc(u16 ru_tones); +enum nl80211_eht_ru_alloc ath12k_mac_eht_ru_tones_to_nl80211_eht_ru_alloc(u16 ru_tones); +enum nl80211_eht_gi ath12k_mac_eht_gi_to_nl80211_eht_gi(u8 sgi); #endif -- 2.34.1