// SPDX-License-Identifier: ISC /* Copyright (C) 2023 MediaTek Inc. */ #include #include #include #include #include #include #include "mt7925.h" #include "mcu.h" #include "mac.h" static void mt7925_init_he_caps(struct mt792x_phy *phy, enum nl80211_band band, struct ieee80211_sband_iftype_data *data, enum nl80211_iftype iftype) { struct ieee80211_sta_he_cap *he_cap = &data->he_cap; struct ieee80211_he_cap_elem *he_cap_elem = &he_cap->he_cap_elem; struct ieee80211_he_mcs_nss_supp *he_mcs = &he_cap->he_mcs_nss_supp; int i, nss = hweight8(phy->mt76->antenna_mask); u16 mcs_map = 0; for (i = 0; i < 8; i++) { if (i < nss) mcs_map |= (IEEE80211_HE_MCS_SUPPORT_0_11 << (i * 2)); else mcs_map |= (IEEE80211_HE_MCS_NOT_SUPPORTED << (i * 2)); } he_cap->has_he = true; he_cap_elem->mac_cap_info[0] = IEEE80211_HE_MAC_CAP0_HTC_HE; he_cap_elem->mac_cap_info[3] = IEEE80211_HE_MAC_CAP3_OMI_CONTROL | IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_3; he_cap_elem->mac_cap_info[4] = IEEE80211_HE_MAC_CAP4_AMSDU_IN_AMPDU; if (band == NL80211_BAND_2GHZ) he_cap_elem->phy_cap_info[0] = IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_IN_2G; else he_cap_elem->phy_cap_info[0] = IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_80MHZ_IN_5G | IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G; he_cap_elem->phy_cap_info[1] = IEEE80211_HE_PHY_CAP1_LDPC_CODING_IN_PAYLOAD; he_cap_elem->phy_cap_info[2] = IEEE80211_HE_PHY_CAP2_NDP_4x_LTF_AND_3_2US | IEEE80211_HE_PHY_CAP2_STBC_TX_UNDER_80MHZ | IEEE80211_HE_PHY_CAP2_STBC_RX_UNDER_80MHZ | IEEE80211_HE_PHY_CAP2_UL_MU_FULL_MU_MIMO | IEEE80211_HE_PHY_CAP2_UL_MU_PARTIAL_MU_MIMO; switch (iftype) { case NL80211_IFTYPE_AP: he_cap_elem->mac_cap_info[2] |= IEEE80211_HE_MAC_CAP2_BSR; he_cap_elem->mac_cap_info[4] |= IEEE80211_HE_MAC_CAP4_BQR; he_cap_elem->mac_cap_info[5] |= IEEE80211_HE_MAC_CAP5_OM_CTRL_UL_MU_DATA_DIS_RX; he_cap_elem->phy_cap_info[3] |= IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_QPSK | IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_QPSK; he_cap_elem->phy_cap_info[6] |= IEEE80211_HE_PHY_CAP6_PARTIAL_BW_EXT_RANGE | IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT; he_cap_elem->phy_cap_info[9] |= IEEE80211_HE_PHY_CAP9_TX_1024_QAM_LESS_THAN_242_TONE_RU | IEEE80211_HE_PHY_CAP9_RX_1024_QAM_LESS_THAN_242_TONE_RU; break; case NL80211_IFTYPE_STATION: he_cap_elem->mac_cap_info[1] |= IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_16US; if (band == NL80211_BAND_2GHZ) he_cap_elem->phy_cap_info[0] |= IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_2G; else he_cap_elem->phy_cap_info[0] |= IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_5G; he_cap_elem->phy_cap_info[1] |= IEEE80211_HE_PHY_CAP1_DEVICE_CLASS_A | IEEE80211_HE_PHY_CAP1_HE_LTF_AND_GI_FOR_HE_PPDUS_0_8US; he_cap_elem->phy_cap_info[3] |= IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_QPSK | IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_QPSK; he_cap_elem->phy_cap_info[4] |= IEEE80211_HE_PHY_CAP4_SU_BEAMFORMEE | IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_4 | IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_4; he_cap_elem->phy_cap_info[5] |= IEEE80211_HE_PHY_CAP5_NG16_SU_FEEDBACK | IEEE80211_HE_PHY_CAP5_NG16_MU_FEEDBACK; he_cap_elem->phy_cap_info[6] |= IEEE80211_HE_PHY_CAP6_CODEBOOK_SIZE_42_SU | IEEE80211_HE_PHY_CAP6_CODEBOOK_SIZE_75_MU | IEEE80211_HE_PHY_CAP6_TRIG_CQI_FB | IEEE80211_HE_PHY_CAP6_PARTIAL_BW_EXT_RANGE | IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT; he_cap_elem->phy_cap_info[7] |= IEEE80211_HE_PHY_CAP7_POWER_BOOST_FACTOR_SUPP | IEEE80211_HE_PHY_CAP7_HE_SU_MU_PPDU_4XLTF_AND_08_US_GI; he_cap_elem->phy_cap_info[8] |= IEEE80211_HE_PHY_CAP8_20MHZ_IN_40MHZ_HE_PPDU_IN_2G | IEEE80211_HE_PHY_CAP8_20MHZ_IN_160MHZ_HE_PPDU | IEEE80211_HE_PHY_CAP8_80MHZ_IN_160MHZ_HE_PPDU | IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_484; he_cap_elem->phy_cap_info[9] |= IEEE80211_HE_PHY_CAP9_LONGER_THAN_16_SIGB_OFDM_SYM | IEEE80211_HE_PHY_CAP9_NON_TRIGGERED_CQI_FEEDBACK | IEEE80211_HE_PHY_CAP9_TX_1024_QAM_LESS_THAN_242_TONE_RU | IEEE80211_HE_PHY_CAP9_RX_1024_QAM_LESS_THAN_242_TONE_RU | IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_COMP_SIGB | IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_NON_COMP_SIGB; break; default: break; } he_mcs->rx_mcs_80 = cpu_to_le16(mcs_map); he_mcs->tx_mcs_80 = cpu_to_le16(mcs_map); he_mcs->rx_mcs_160 = cpu_to_le16(mcs_map); he_mcs->tx_mcs_160 = cpu_to_le16(mcs_map); memset(he_cap->ppe_thres, 0, sizeof(he_cap->ppe_thres)); if (he_cap_elem->phy_cap_info[6] & IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT) { mt76_connac_gen_ppe_thresh(he_cap->ppe_thres, nss); } else { he_cap_elem->phy_cap_info[9] |= u8_encode_bits(IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_16US, IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_MASK); } if (band == NL80211_BAND_6GHZ) { u16 cap = IEEE80211_HE_6GHZ_CAP_TX_ANTPAT_CONS | IEEE80211_HE_6GHZ_CAP_RX_ANTPAT_CONS; cap |= u16_encode_bits(IEEE80211_HT_MPDU_DENSITY_0_5, IEEE80211_HE_6GHZ_CAP_MIN_MPDU_START) | u16_encode_bits(IEEE80211_VHT_MAX_AMPDU_1024K, IEEE80211_HE_6GHZ_CAP_MAX_AMPDU_LEN_EXP) | u16_encode_bits(IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454, IEEE80211_HE_6GHZ_CAP_MAX_MPDU_LEN); data->he_6ghz_capa.capa = cpu_to_le16(cap); } } static void mt7925_init_eht_caps(struct mt792x_phy *phy, enum nl80211_band band, struct ieee80211_sband_iftype_data *data) { struct ieee80211_sta_eht_cap *eht_cap = &data->eht_cap; struct ieee80211_eht_cap_elem_fixed *eht_cap_elem = &eht_cap->eht_cap_elem; struct ieee80211_eht_mcs_nss_supp *eht_nss = &eht_cap->eht_mcs_nss_supp; enum nl80211_chan_width width = phy->mt76->chandef.width; int nss = hweight8(phy->mt76->antenna_mask); int sts = hweight16(phy->mt76->chainmask); u8 val; if (!phy->dev->has_eht) return; eht_cap->has_eht = true; eht_cap_elem->mac_cap_info[0] = IEEE80211_EHT_MAC_CAP0_EPCS_PRIO_ACCESS | IEEE80211_EHT_MAC_CAP0_OM_CONTROL; eht_cap_elem->phy_cap_info[0] = IEEE80211_EHT_PHY_CAP0_NDP_4_EHT_LFT_32_GI | IEEE80211_EHT_PHY_CAP0_SU_BEAMFORMER | IEEE80211_EHT_PHY_CAP0_SU_BEAMFORMEE; eht_cap_elem->phy_cap_info[0] |= u8_encode_bits(u8_get_bits(sts - 1, BIT(0)), IEEE80211_EHT_PHY_CAP0_BEAMFORMEE_SS_80MHZ_MASK); eht_cap_elem->phy_cap_info[1] = u8_encode_bits(u8_get_bits(sts - 1, GENMASK(2, 1)), IEEE80211_EHT_PHY_CAP1_BEAMFORMEE_SS_80MHZ_MASK) | u8_encode_bits(sts - 1, IEEE80211_EHT_PHY_CAP1_BEAMFORMEE_SS_160MHZ_MASK); eht_cap_elem->phy_cap_info[2] = u8_encode_bits(sts - 1, IEEE80211_EHT_PHY_CAP2_SOUNDING_DIM_80MHZ_MASK) | u8_encode_bits(sts - 1, IEEE80211_EHT_PHY_CAP2_SOUNDING_DIM_160MHZ_MASK); eht_cap_elem->phy_cap_info[3] = IEEE80211_EHT_PHY_CAP3_NG_16_SU_FEEDBACK | IEEE80211_EHT_PHY_CAP3_NG_16_MU_FEEDBACK | IEEE80211_EHT_PHY_CAP3_CODEBOOK_4_2_SU_FDBK | IEEE80211_EHT_PHY_CAP3_CODEBOOK_7_5_MU_FDBK | IEEE80211_EHT_PHY_CAP3_TRIG_SU_BF_FDBK | IEEE80211_EHT_PHY_CAP3_TRIG_MU_BF_PART_BW_FDBK | IEEE80211_EHT_PHY_CAP3_TRIG_CQI_FDBK; eht_cap_elem->phy_cap_info[4] = u8_encode_bits(min_t(int, sts - 1, 2), IEEE80211_EHT_PHY_CAP4_MAX_NC_MASK); eht_cap_elem->phy_cap_info[5] = IEEE80211_EHT_PHY_CAP5_NON_TRIG_CQI_FEEDBACK | u8_encode_bits(IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_16US, IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_MASK) | u8_encode_bits(u8_get_bits(0x11, GENMASK(1, 0)), IEEE80211_EHT_PHY_CAP5_MAX_NUM_SUPP_EHT_LTF_MASK); val = width == NL80211_CHAN_WIDTH_160 ? 0x7 : width == NL80211_CHAN_WIDTH_80 ? 0x3 : 0x1; eht_cap_elem->phy_cap_info[6] = u8_encode_bits(u8_get_bits(0x11, GENMASK(4, 2)), IEEE80211_EHT_PHY_CAP6_MAX_NUM_SUPP_EHT_LTF_MASK) | u8_encode_bits(val, IEEE80211_EHT_PHY_CAP6_MCS15_SUPP_MASK); eht_cap_elem->phy_cap_info[7] = IEEE80211_EHT_PHY_CAP7_NON_OFDMA_UL_MU_MIMO_80MHZ | IEEE80211_EHT_PHY_CAP7_NON_OFDMA_UL_MU_MIMO_160MHZ | IEEE80211_EHT_PHY_CAP7_MU_BEAMFORMER_80MHZ | IEEE80211_EHT_PHY_CAP7_MU_BEAMFORMER_160MHZ; val = u8_encode_bits(nss, IEEE80211_EHT_MCS_NSS_RX) | u8_encode_bits(nss, IEEE80211_EHT_MCS_NSS_TX); eht_nss->bw._80.rx_tx_mcs9_max_nss = val; eht_nss->bw._80.rx_tx_mcs11_max_nss = val; eht_nss->bw._80.rx_tx_mcs13_max_nss = val; eht_nss->bw._160.rx_tx_mcs9_max_nss = val; eht_nss->bw._160.rx_tx_mcs11_max_nss = val; eht_nss->bw._160.rx_tx_mcs13_max_nss = val; } int mt7925_init_mlo_caps(struct mt792x_phy *phy) { struct wiphy *wiphy = phy->mt76->hw->wiphy; static const u8 ext_capa_sta[] = { [7] = WLAN_EXT_CAPA8_OPMODE_NOTIF, }; static struct wiphy_iftype_ext_capab ext_capab[] = { { .iftype = NL80211_IFTYPE_STATION, .extended_capabilities = ext_capa_sta, .extended_capabilities_mask = ext_capa_sta, .extended_capabilities_len = sizeof(ext_capa_sta), }, }; if (!(phy->chip_cap & MT792x_CHIP_CAP_MLO_EVT_EN)) return 0; ext_capab[0].eml_capabilities = phy->eml_cap; ext_capab[0].mld_capa_and_ops = u16_encode_bits(1, IEEE80211_MLD_CAP_OP_MAX_SIMUL_LINKS); wiphy->flags |= WIPHY_FLAG_SUPPORTS_MLO; wiphy->iftype_ext_capab = ext_capab; wiphy->num_iftype_ext_capab = ARRAY_SIZE(ext_capab); return 0; } static void __mt7925_set_stream_he_eht_caps(struct mt792x_phy *phy, struct ieee80211_supported_band *sband, enum nl80211_band band) { struct ieee80211_sband_iftype_data *data = phy->iftype[band]; int i, n = 0; for (i = 0; i < NUM_NL80211_IFTYPES; i++) { switch (i) { case NL80211_IFTYPE_STATION: case NL80211_IFTYPE_AP: break; default: continue; } data[n].types_mask = BIT(i); mt7925_init_he_caps(phy, band, &data[n], i); mt7925_init_eht_caps(phy, band, &data[n]); n++; } _ieee80211_set_sband_iftype_data(sband, data, n); } void mt7925_set_stream_he_eht_caps(struct mt792x_phy *phy) { if (phy->mt76->cap.has_2ghz) __mt7925_set_stream_he_eht_caps(phy, &phy->mt76->sband_2g.sband, NL80211_BAND_2GHZ); if (phy->mt76->cap.has_5ghz) __mt7925_set_stream_he_eht_caps(phy, &phy->mt76->sband_5g.sband, NL80211_BAND_5GHZ); if (phy->mt76->cap.has_6ghz) __mt7925_set_stream_he_eht_caps(phy, &phy->mt76->sband_6g.sband, NL80211_BAND_6GHZ); } int __mt7925_start(struct mt792x_phy *phy) { struct mt76_phy *mphy = phy->mt76; int err; err = mt7925_mcu_set_channel_domain(mphy); if (err) return err; err = mt7925_mcu_set_rts_thresh(phy, 0x92b); if (err) return err; err = mt7925_set_tx_sar_pwr(mphy->hw, NULL); if (err) return err; mt792x_mac_reset_counters(phy); set_bit(MT76_STATE_RUNNING, &mphy->state); ieee80211_queue_delayed_work(mphy->hw, &mphy->mac_work, MT792x_WATCHDOG_TIME); return 0; } EXPORT_SYMBOL_GPL(__mt7925_start); static int mt7925_start(struct ieee80211_hw *hw) { struct mt792x_phy *phy = mt792x_hw_phy(hw); int err; mt792x_mutex_acquire(phy->dev); err = __mt7925_start(phy); mt792x_mutex_release(phy->dev); return err; } static int mt7925_mac_link_bss_add(struct mt792x_dev *dev, struct ieee80211_bss_conf *link_conf, struct mt792x_link_sta *mlink) { struct mt792x_bss_conf *mconf = mt792x_link_conf_to_mconf(link_conf); struct ieee80211_vif *vif = link_conf->vif; struct mt792x_vif *mvif = mconf->vif; struct mt76_txq *mtxq; int idx, ret = 0; mconf->mt76.idx = __ffs64(~dev->mt76.vif_mask); if (mconf->mt76.idx >= MT792x_MAX_INTERFACES) { ret = -ENOSPC; goto out; } mconf->mt76.omac_idx = ieee80211_vif_is_mld(vif) ? 0 : mconf->mt76.idx; mconf->mt76.band_idx = 0xff; mconf->mt76.wmm_idx = mconf->mt76.idx % MT76_CONNAC_MAX_WMM_SETS; if (mvif->phy->mt76->chandef.chan->band != NL80211_BAND_2GHZ) mconf->mt76.basic_rates_idx = MT792x_BASIC_RATES_TBL + 4; else mconf->mt76.basic_rates_idx = MT792x_BASIC_RATES_TBL; ret = mt76_connac_mcu_uni_add_dev(&dev->mphy, link_conf, &mlink->wcid, true); if (ret) goto out; dev->mt76.vif_mask |= BIT_ULL(mconf->mt76.idx); mvif->phy->omac_mask |= BIT_ULL(mconf->mt76.omac_idx); idx = MT792x_WTBL_RESERVED - mconf->mt76.idx; INIT_LIST_HEAD(&mlink->wcid.poll_list); mlink->wcid.idx = idx; mlink->wcid.phy_idx = mconf->mt76.band_idx; mlink->wcid.hw_key_idx = -1; mlink->wcid.tx_info |= MT_WCID_TX_INFO_SET; mt76_wcid_init(&mlink->wcid); mt7925_mac_wtbl_update(dev, idx, MT_WTBL_UPDATE_ADM_COUNT_CLEAR); ewma_rssi_init(&mconf->rssi); rcu_assign_pointer(dev->mt76.wcid[idx], &mlink->wcid); if (vif->txq) { mtxq = (struct mt76_txq *)vif->txq->drv_priv; mtxq->wcid = idx; } out: return ret; } static int mt7925_add_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif) { struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; struct mt792x_dev *dev = mt792x_hw_dev(hw); struct mt792x_phy *phy = mt792x_hw_phy(hw); int ret = 0; mt792x_mutex_acquire(dev); mvif->phy = phy; mvif->bss_conf.vif = mvif; mvif->sta.vif = mvif; mvif->deflink_id = IEEE80211_LINK_UNSPECIFIED; ret = mt7925_mac_link_bss_add(dev, &vif->bss_conf, &mvif->sta.deflink); if (ret < 0) goto out; vif->driver_flags |= IEEE80211_VIF_BEACON_FILTER; out: mt792x_mutex_release(dev); return ret; } static void mt7925_roc_iter(void *priv, u8 *mac, struct ieee80211_vif *vif) { struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; struct mt792x_phy *phy = priv; mt7925_mcu_abort_roc(phy, &mvif->bss_conf, phy->roc_token_id); } void mt7925_roc_work(struct work_struct *work) { struct mt792x_phy *phy; phy = (struct mt792x_phy *)container_of(work, struct mt792x_phy, roc_work); if (!test_and_clear_bit(MT76_STATE_ROC, &phy->mt76->state)) return; mt792x_mutex_acquire(phy->dev); ieee80211_iterate_active_interfaces(phy->mt76->hw, IEEE80211_IFACE_ITER_RESUME_ALL, mt7925_roc_iter, phy); mt792x_mutex_release(phy->dev); ieee80211_remain_on_channel_expired(phy->mt76->hw); } static int mt7925_abort_roc(struct mt792x_phy *phy, struct mt792x_bss_conf *mconf) { int err = 0; del_timer_sync(&phy->roc_timer); cancel_work_sync(&phy->roc_work); mt792x_mutex_acquire(phy->dev); if (test_and_clear_bit(MT76_STATE_ROC, &phy->mt76->state)) err = mt7925_mcu_abort_roc(phy, mconf, phy->roc_token_id); mt792x_mutex_release(phy->dev); return err; } static int mt7925_set_roc(struct mt792x_phy *phy, struct mt792x_bss_conf *mconf, struct ieee80211_channel *chan, int duration, enum mt7925_roc_req type) { int err; if (test_and_set_bit(MT76_STATE_ROC, &phy->mt76->state)) return -EBUSY; phy->roc_grant = false; err = mt7925_mcu_set_roc(phy, mconf, chan, duration, type, ++phy->roc_token_id); if (err < 0) { clear_bit(MT76_STATE_ROC, &phy->mt76->state); goto out; } if (!wait_event_timeout(phy->roc_wait, phy->roc_grant, 4 * HZ)) { mt7925_mcu_abort_roc(phy, mconf, phy->roc_token_id); clear_bit(MT76_STATE_ROC, &phy->mt76->state); err = -ETIMEDOUT; } out: return err; } static int mt7925_set_mlo_roc(struct mt792x_phy *phy, struct mt792x_bss_conf *mconf, u16 sel_links) { int err; if (WARN_ON_ONCE(test_and_set_bit(MT76_STATE_ROC, &phy->mt76->state))) return -EBUSY; phy->roc_grant = false; err = mt7925_mcu_set_mlo_roc(mconf, sel_links, 5, ++phy->roc_token_id); if (err < 0) { clear_bit(MT76_STATE_ROC, &phy->mt76->state); goto out; } if (!wait_event_timeout(phy->roc_wait, phy->roc_grant, 4 * HZ)) { mt7925_mcu_abort_roc(phy, mconf, phy->roc_token_id); clear_bit(MT76_STATE_ROC, &phy->mt76->state); err = -ETIMEDOUT; } out: return err; } static int mt7925_remain_on_channel(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_channel *chan, int duration, enum ieee80211_roc_type type) { struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; struct mt792x_phy *phy = mt792x_hw_phy(hw); int err; mt792x_mutex_acquire(phy->dev); err = mt7925_set_roc(phy, &mvif->bss_conf, chan, duration, MT7925_ROC_REQ_ROC); mt792x_mutex_release(phy->dev); return err; } static int mt7925_cancel_remain_on_channel(struct ieee80211_hw *hw, struct ieee80211_vif *vif) { struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; struct mt792x_phy *phy = mt792x_hw_phy(hw); return mt7925_abort_roc(phy, &mvif->bss_conf); } static int mt7925_set_link_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, struct ieee80211_vif *vif, struct ieee80211_sta *sta, struct ieee80211_key_conf *key, int link_id) { struct mt792x_dev *dev = mt792x_hw_dev(hw); struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; struct mt792x_sta *msta = sta ? (struct mt792x_sta *)sta->drv_priv : &mvif->sta; struct ieee80211_bss_conf *link_conf; struct ieee80211_link_sta *link_sta; int idx = key->keyidx, err = 0; struct mt792x_link_sta *mlink; struct mt792x_bss_conf *mconf; struct mt76_wcid *wcid; u8 *wcid_keyidx; link_conf = mt792x_vif_to_bss_conf(vif, link_id); link_sta = sta ? mt792x_sta_to_link_sta(vif, sta, link_id) : NULL; mconf = mt792x_vif_to_link(mvif, link_id); mlink = mt792x_sta_to_link(msta, link_id); wcid = &mlink->wcid; wcid_keyidx = &wcid->hw_key_idx; /* fall back to sw encryption for unsupported ciphers */ switch (key->cipher) { case WLAN_CIPHER_SUITE_AES_CMAC: key->flags |= IEEE80211_KEY_FLAG_GENERATE_MMIE; wcid_keyidx = &wcid->hw_key_idx2; break; case WLAN_CIPHER_SUITE_WEP40: case WLAN_CIPHER_SUITE_WEP104: if (!mvif->wep_sta) return -EOPNOTSUPP; break; case WLAN_CIPHER_SUITE_TKIP: case WLAN_CIPHER_SUITE_CCMP: case WLAN_CIPHER_SUITE_CCMP_256: case WLAN_CIPHER_SUITE_GCMP: case WLAN_CIPHER_SUITE_GCMP_256: case WLAN_CIPHER_SUITE_SMS4: break; default: return -EOPNOTSUPP; } if (cmd == SET_KEY && !mconf->mt76.cipher) { struct mt792x_phy *phy = mt792x_hw_phy(hw); mconf->mt76.cipher = mt7925_mcu_get_cipher(key->cipher); mt7925_mcu_add_bss_info(phy, mconf->mt76.ctx, link_conf, link_sta, true); } if (cmd == SET_KEY) *wcid_keyidx = idx; else if (idx == *wcid_keyidx) *wcid_keyidx = -1; else goto out; mt76_wcid_key_setup(&dev->mt76, wcid, cmd == SET_KEY ? key : NULL); err = mt7925_mcu_add_key(&dev->mt76, vif, &mlink->bip, key, MCU_UNI_CMD(STA_REC_UPDATE), &mlink->wcid, cmd, msta); if (err) goto out; if (key->cipher == WLAN_CIPHER_SUITE_WEP104 || key->cipher == WLAN_CIPHER_SUITE_WEP40) err = mt7925_mcu_add_key(&dev->mt76, vif, &mvif->wep_sta->deflink.bip, key, MCU_WMWA_UNI_CMD(STA_REC_UPDATE), &mvif->wep_sta->deflink.wcid, cmd, msta); out: return err; } static int mt7925_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, struct ieee80211_vif *vif, struct ieee80211_sta *sta, struct ieee80211_key_conf *key) { struct mt792x_dev *dev = mt792x_hw_dev(hw); struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; struct mt792x_sta *msta = sta ? (struct mt792x_sta *)sta->drv_priv : &mvif->sta; int err; /* The hardware does not support per-STA RX GTK, fallback * to software mode for these. */ if ((vif->type == NL80211_IFTYPE_ADHOC || vif->type == NL80211_IFTYPE_MESH_POINT) && (key->cipher == WLAN_CIPHER_SUITE_TKIP || key->cipher == WLAN_CIPHER_SUITE_CCMP) && !(key->flags & IEEE80211_KEY_FLAG_PAIRWISE)) return -EOPNOTSUPP; mt792x_mutex_acquire(dev); if (ieee80211_vif_is_mld(vif)) { unsigned int link_id; unsigned long add; add = key->link_id != -1 ? BIT(key->link_id) : msta->valid_links; for_each_set_bit(link_id, &add, IEEE80211_MLD_MAX_NUM_LINKS) { err = mt7925_set_link_key(hw, cmd, vif, sta, key, link_id); if (err < 0) break; } } else { err = mt7925_set_link_key(hw, cmd, vif, sta, key, vif->bss_conf.link_id); } mt792x_mutex_release(dev); return err; } static void mt7925_pm_interface_iter(void *priv, u8 *mac, struct ieee80211_vif *vif) { struct mt792x_dev *dev = priv; struct ieee80211_hw *hw = mt76_hw(dev); bool pm_enable = dev->pm.enable; int err; err = mt7925_mcu_set_beacon_filter(dev, vif, pm_enable); if (err < 0) return; if (pm_enable) { vif->driver_flags |= IEEE80211_VIF_BEACON_FILTER; ieee80211_hw_set(hw, CONNECTION_MONITOR); } else { vif->driver_flags &= ~IEEE80211_VIF_BEACON_FILTER; __clear_bit(IEEE80211_HW_CONNECTION_MONITOR, hw->flags); } } static void mt7925_sniffer_interface_iter(void *priv, u8 *mac, struct ieee80211_vif *vif) { struct mt792x_dev *dev = priv; struct ieee80211_hw *hw = mt76_hw(dev); struct mt76_connac_pm *pm = &dev->pm; bool monitor = !!(hw->conf.flags & IEEE80211_CONF_MONITOR); mt7925_mcu_set_sniffer(dev, vif, monitor); pm->enable = pm->enable_user && !monitor; pm->ds_enable = pm->ds_enable_user && !monitor; mt7925_mcu_set_deep_sleep(dev, pm->ds_enable); if (monitor) mt7925_mcu_set_beacon_filter(dev, vif, false); } void mt7925_set_runtime_pm(struct mt792x_dev *dev) { struct ieee80211_hw *hw = mt76_hw(dev); struct mt76_connac_pm *pm = &dev->pm; bool monitor = !!(hw->conf.flags & IEEE80211_CONF_MONITOR); pm->enable = pm->enable_user && !monitor; ieee80211_iterate_active_interfaces(hw, IEEE80211_IFACE_ITER_RESUME_ALL, mt7925_pm_interface_iter, dev); pm->ds_enable = pm->ds_enable_user && !monitor; mt7925_mcu_set_deep_sleep(dev, pm->ds_enable); } static int mt7925_config(struct ieee80211_hw *hw, u32 changed) { struct mt792x_dev *dev = mt792x_hw_dev(hw); int ret = 0; mt792x_mutex_acquire(dev); if (changed & IEEE80211_CONF_CHANGE_POWER) { ret = mt7925_set_tx_sar_pwr(hw, NULL); if (ret) goto out; } if (changed & IEEE80211_CONF_CHANGE_MONITOR) { ieee80211_iterate_active_interfaces(hw, IEEE80211_IFACE_ITER_RESUME_ALL, mt7925_sniffer_interface_iter, dev); } out: mt792x_mutex_release(dev); return ret; } static void mt7925_configure_filter(struct ieee80211_hw *hw, unsigned int changed_flags, unsigned int *total_flags, u64 multicast) { #define MT7925_FILTER_FCSFAIL BIT(2) #define MT7925_FILTER_CONTROL BIT(5) #define MT7925_FILTER_OTHER_BSS BIT(6) #define MT7925_FILTER_ENABLE BIT(31) struct mt792x_dev *dev = mt792x_hw_dev(hw); u32 flags = MT7925_FILTER_ENABLE; #define MT7925_FILTER(_fif, _type) do { \ if (*total_flags & (_fif)) \ flags |= MT7925_FILTER_##_type; \ } while (0) MT7925_FILTER(FIF_FCSFAIL, FCSFAIL); MT7925_FILTER(FIF_CONTROL, CONTROL); MT7925_FILTER(FIF_OTHER_BSS, OTHER_BSS); mt792x_mutex_acquire(dev); mt7925_mcu_set_rxfilter(dev, flags, 0, 0); mt792x_mutex_release(dev); *total_flags &= (FIF_OTHER_BSS | FIF_FCSFAIL | FIF_CONTROL); } static u8 mt7925_get_rates_table(struct ieee80211_hw *hw, struct ieee80211_vif *vif, bool beacon, bool mcast) { struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; struct mt76_phy *mphy = hw->priv; u16 rate; u8 i, idx, ht; rate = mt76_connac2_mac_tx_rate_val(mphy, vif, beacon, mcast); ht = FIELD_GET(MT_TX_RATE_MODE, rate) > MT_PHY_TYPE_OFDM; if (beacon && ht) { struct mt792x_dev *dev = mt792x_hw_dev(hw); /* must odd index */ idx = MT7925_BEACON_RATES_TBL + 2 * (mvif->idx % 20); mt7925_mac_set_fixed_rate_table(dev, idx, rate); return idx; } idx = FIELD_GET(MT_TX_RATE_IDX, rate); for (i = 0; i < ARRAY_SIZE(mt76_rates); i++) if ((mt76_rates[i].hw_value & GENMASK(7, 0)) == idx) return MT792x_BASIC_RATES_TBL + i; return mvif->basic_rates_idx; } static int mt7925_mac_link_sta_add(struct mt76_dev *mdev, struct ieee80211_vif *vif, struct ieee80211_link_sta *link_sta) { struct mt792x_dev *dev = container_of(mdev, struct mt792x_dev, mt76); struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; struct ieee80211_bss_conf *link_conf; struct mt792x_bss_conf *mconf; u8 link_id = link_sta->link_id; struct mt792x_link_sta *mlink; struct mt792x_sta *msta; int ret, idx; msta = (struct mt792x_sta *)link_sta->sta->drv_priv; mlink = mt792x_sta_to_link(msta, link_id); idx = mt76_wcid_alloc(dev->mt76.wcid_mask, MT792x_WTBL_STA - 1); if (idx < 0) return -ENOSPC; mconf = mt792x_vif_to_link(mvif, link_id); INIT_LIST_HEAD(&mlink->wcid.poll_list); mlink->wcid.sta = 1; mlink->wcid.idx = idx; mlink->wcid.phy_idx = mconf->mt76.band_idx; mlink->wcid.tx_info |= MT_WCID_TX_INFO_SET; mlink->last_txs = jiffies; mlink->wcid.link_id = link_sta->link_id; mlink->wcid.link_valid = !!link_sta->sta->valid_links; ret = mt76_connac_pm_wake(&dev->mphy, &dev->pm); if (ret) return ret; mt7925_mac_wtbl_update(dev, idx, MT_WTBL_UPDATE_ADM_COUNT_CLEAR); link_conf = mt792x_vif_to_bss_conf(vif, link_id); /* should update bss info before STA add */ if (vif->type == NL80211_IFTYPE_STATION && !link_sta->sta->tdls) mt7925_mcu_add_bss_info(&dev->phy, mconf->mt76.ctx, link_conf, link_sta, false); if (ieee80211_vif_is_mld(vif) && link_sta == mlink->pri_link) { ret = mt7925_mcu_sta_update(dev, link_sta, vif, true, MT76_STA_INFO_STATE_NONE); if (ret) return ret; } else if (ieee80211_vif_is_mld(vif) && link_sta != mlink->pri_link) { ret = mt7925_mcu_sta_update(dev, mlink->pri_link, vif, true, MT76_STA_INFO_STATE_ASSOC); if (ret) return ret; ret = mt7925_mcu_sta_update(dev, link_sta, vif, true, MT76_STA_INFO_STATE_ASSOC); if (ret) return ret; } else { ret = mt7925_mcu_sta_update(dev, link_sta, vif, true, MT76_STA_INFO_STATE_NONE); if (ret) return ret; } mt76_connac_power_save_sched(&dev->mphy, &dev->pm); return 0; } static int mt7925_mac_sta_add_links(struct mt792x_dev *dev, struct ieee80211_vif *vif, struct ieee80211_sta *sta, unsigned long new_links) { struct mt792x_sta *msta = (struct mt792x_sta *)sta->drv_priv; struct mt76_wcid *wcid; unsigned int link_id; int err = 0; for_each_set_bit(link_id, &new_links, IEEE80211_MLD_MAX_NUM_LINKS) { struct ieee80211_link_sta *link_sta; struct mt792x_link_sta *mlink; if (msta->deflink_id == IEEE80211_LINK_UNSPECIFIED) { mlink = &msta->deflink; msta->deflink_id = link_id; } else { mlink = devm_kzalloc(dev->mt76.dev, sizeof(*mlink), GFP_KERNEL); if (!mlink) { err = -ENOMEM; break; } wcid = &mlink->wcid; ewma_signal_init(&wcid->rssi); rcu_assign_pointer(dev->mt76.wcid[wcid->idx], wcid); mt76_wcid_init(wcid); ewma_avg_signal_init(&mlink->avg_ack_signal); memset(mlink->airtime_ac, 0, sizeof(msta->deflink.airtime_ac)); } msta->valid_links |= BIT(link_id); rcu_assign_pointer(msta->link[link_id], mlink); mlink->sta = msta; mlink->pri_link = &sta->deflink; mlink->wcid.def_wcid = &msta->deflink.wcid; link_sta = mt792x_sta_to_link_sta(vif, sta, link_id); mt7925_mac_link_sta_add(&dev->mt76, vif, link_sta); } return err; } int mt7925_mac_sta_add(struct mt76_dev *mdev, struct ieee80211_vif *vif, struct ieee80211_sta *sta) { struct mt792x_dev *dev = container_of(mdev, struct mt792x_dev, mt76); struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; struct mt792x_sta *msta = (struct mt792x_sta *)sta->drv_priv; int err; msta->vif = mvif; if (vif->type == NL80211_IFTYPE_STATION) mvif->wep_sta = msta; if (ieee80211_vif_is_mld(vif)) { msta->deflink_id = IEEE80211_LINK_UNSPECIFIED; err = mt7925_mac_sta_add_links(dev, vif, sta, sta->valid_links); } else { err = mt7925_mac_link_sta_add(mdev, vif, &sta->deflink); } return err; } EXPORT_SYMBOL_GPL(mt7925_mac_sta_add); static u16 mt7925_mac_select_links(struct mt76_dev *mdev, struct ieee80211_vif *vif) { unsigned long usable_links = ieee80211_vif_usable_links(vif); struct { u8 link_id; enum nl80211_band band; } data[IEEE80211_MLD_MAX_NUM_LINKS]; u8 link_id, i, j, n_data = 0; u16 sel_links = 0; if (!ieee80211_vif_is_mld(vif)) return 0; if (vif->active_links == usable_links) return vif->active_links; rcu_read_lock(); for_each_set_bit(link_id, &usable_links, IEEE80211_MLD_MAX_NUM_LINKS) { struct ieee80211_bss_conf *link_conf = rcu_dereference(vif->link_conf[link_id]); if (WARN_ON_ONCE(!link_conf)) continue; data[n_data].link_id = link_id; data[n_data].band = link_conf->chanreq.oper.chan->band; n_data++; } rcu_read_unlock(); for (i = 0; i < n_data; i++) { if (!(BIT(data[i].link_id) & vif->active_links)) continue; sel_links = BIT(data[i].link_id); for (j = 0; j < n_data; j++) { if (data[i].band != data[j].band) { sel_links |= BIT(data[j].link_id); break; } } break; } return sel_links; } static void mt7925_mac_set_links(struct mt76_dev *mdev, struct ieee80211_vif *vif) { struct mt792x_dev *dev = container_of(mdev, struct mt792x_dev, mt76); struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; struct ieee80211_bss_conf *link_conf = mt792x_vif_to_bss_conf(vif, mvif->deflink_id); struct cfg80211_chan_def *chandef = &link_conf->chanreq.oper; enum nl80211_band band = chandef->chan->band, secondary_band; u16 sel_links = mt7925_mac_select_links(mdev, vif); u8 secondary_link_id = __ffs(~BIT(mvif->deflink_id) & sel_links); if (!ieee80211_vif_is_mld(vif) || hweight16(sel_links) < 2) return; link_conf = mt792x_vif_to_bss_conf(vif, secondary_link_id); secondary_band = link_conf->chanreq.oper.chan->band; if (band == NL80211_BAND_2GHZ || (band == NL80211_BAND_5GHZ && secondary_band == NL80211_BAND_6GHZ)) { mt7925_abort_roc(mvif->phy, &mvif->bss_conf); mt792x_mutex_acquire(dev); mt7925_set_mlo_roc(mvif->phy, &mvif->bss_conf, sel_links); mt792x_mutex_release(dev); } ieee80211_set_active_links_async(vif, sel_links); } static void mt7925_mac_link_sta_assoc(struct mt76_dev *mdev, struct ieee80211_vif *vif, struct ieee80211_link_sta *link_sta) { struct mt792x_dev *dev = container_of(mdev, struct mt792x_dev, mt76); struct ieee80211_bss_conf *link_conf; struct mt792x_link_sta *mlink; struct mt792x_sta *msta; msta = (struct mt792x_sta *)link_sta->sta->drv_priv; mlink = mt792x_sta_to_link(msta, link_sta->link_id); mt792x_mutex_acquire(dev); if (ieee80211_vif_is_mld(vif)) { link_conf = mt792x_vif_to_bss_conf(vif, msta->deflink_id); } else { link_conf = mt792x_vif_to_bss_conf(vif, vif->bss_conf.link_id); } if (vif->type == NL80211_IFTYPE_STATION && !link_sta->sta->tdls) { struct mt792x_bss_conf *mconf; mconf = mt792x_link_conf_to_mconf(link_conf); mt7925_mcu_add_bss_info(&dev->phy, mconf->mt76.ctx, link_conf, link_sta, true); } ewma_avg_signal_init(&mlink->avg_ack_signal); mt7925_mac_wtbl_update(dev, mlink->wcid.idx, MT_WTBL_UPDATE_ADM_COUNT_CLEAR); memset(mlink->airtime_ac, 0, sizeof(mlink->airtime_ac)); mt7925_mcu_sta_update(dev, link_sta, vif, true, MT76_STA_INFO_STATE_ASSOC); mt792x_mutex_release(dev); } void mt7925_mac_sta_assoc(struct mt76_dev *mdev, struct ieee80211_vif *vif, struct ieee80211_sta *sta) { if (ieee80211_vif_is_mld(vif)) { struct mt792x_sta *msta = (struct mt792x_sta *)sta->drv_priv; struct ieee80211_link_sta *link_sta; link_sta = mt792x_sta_to_link_sta(vif, sta, msta->deflink_id); mt7925_mac_set_links(mdev, vif); mt7925_mac_link_sta_assoc(mdev, vif, link_sta); } else { mt7925_mac_link_sta_assoc(mdev, vif, &sta->deflink); } } EXPORT_SYMBOL_GPL(mt7925_mac_sta_assoc); static void mt7925_mac_link_sta_remove(struct mt76_dev *mdev, struct ieee80211_vif *vif, struct ieee80211_link_sta *link_sta) { struct mt792x_dev *dev = container_of(mdev, struct mt792x_dev, mt76); struct ieee80211_bss_conf *link_conf; u8 link_id = link_sta->link_id; struct mt792x_link_sta *mlink; struct mt792x_sta *msta; msta = (struct mt792x_sta *)link_sta->sta->drv_priv; mlink = mt792x_sta_to_link(msta, link_id); mt76_connac_free_pending_tx_skbs(&dev->pm, &mlink->wcid); mt76_connac_pm_wake(&dev->mphy, &dev->pm); mt7925_mcu_sta_update(dev, link_sta, vif, false, MT76_STA_INFO_STATE_NONE); mt7925_mac_wtbl_update(dev, mlink->wcid.idx, MT_WTBL_UPDATE_ADM_COUNT_CLEAR); link_conf = mt792x_vif_to_bss_conf(vif, link_id); if (vif->type == NL80211_IFTYPE_STATION && !link_sta->sta->tdls) { struct mt792x_bss_conf *mconf; mconf = mt792x_link_conf_to_mconf(link_conf); mt7925_mcu_add_bss_info(&dev->phy, mconf->mt76.ctx, link_conf, link_sta, false); } spin_lock_bh(&mdev->sta_poll_lock); if (!list_empty(&mlink->wcid.poll_list)) list_del_init(&mlink->wcid.poll_list); spin_unlock_bh(&mdev->sta_poll_lock); mt76_connac_power_save_sched(&dev->mphy, &dev->pm); } static int mt7925_mac_sta_remove_links(struct mt792x_dev *dev, struct ieee80211_vif *vif, struct ieee80211_sta *sta, unsigned long old_links) { struct mt792x_sta *msta = (struct mt792x_sta *)sta->drv_priv; struct mt76_dev *mdev = &dev->mt76; struct mt76_wcid *wcid; unsigned int link_id; for_each_set_bit(link_id, &old_links, IEEE80211_MLD_MAX_NUM_LINKS) { struct ieee80211_link_sta *link_sta; struct mt792x_link_sta *mlink; link_sta = mt792x_sta_to_link_sta(vif, sta, link_id); if (!link_sta) continue; mlink = mt792x_sta_to_link(msta, link_id); if (!mlink) continue; mt7925_mac_link_sta_remove(&dev->mt76, vif, link_sta); wcid = &mlink->wcid; rcu_assign_pointer(msta->link[link_id], NULL); msta->valid_links &= ~BIT(link_id); mlink->sta = NULL; mlink->pri_link = NULL; if (link_sta != mlink->pri_link) { mt76_wcid_cleanup(mdev, wcid); mt76_wcid_mask_clear(mdev->wcid_mask, wcid->idx); mt76_wcid_mask_clear(mdev->wcid_phy_mask, wcid->idx); } if (msta->deflink_id == link_id) msta->deflink_id = IEEE80211_LINK_UNSPECIFIED; } return 0; } void mt7925_mac_sta_remove(struct mt76_dev *mdev, struct ieee80211_vif *vif, struct ieee80211_sta *sta) { struct mt792x_dev *dev = container_of(mdev, struct mt792x_dev, mt76); struct mt792x_sta *msta = (struct mt792x_sta *)sta->drv_priv; unsigned long rem; rem = ieee80211_vif_is_mld(vif) ? msta->valid_links : BIT(0); mt7925_mac_sta_remove_links(dev, vif, sta, rem); if (vif->type == NL80211_IFTYPE_STATION) { struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; mvif->wep_sta = NULL; ewma_rssi_init(&mvif->bss_conf.rssi); } } EXPORT_SYMBOL_GPL(mt7925_mac_sta_remove); static int mt7925_set_rts_threshold(struct ieee80211_hw *hw, u32 val) { struct mt792x_dev *dev = mt792x_hw_dev(hw); mt792x_mutex_acquire(dev); mt7925_mcu_set_rts_thresh(&dev->phy, val); mt792x_mutex_release(dev); return 0; } static int mt7925_ampdu_action(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_ampdu_params *params) { enum ieee80211_ampdu_mlme_action action = params->action; struct mt792x_dev *dev = mt792x_hw_dev(hw); struct ieee80211_sta *sta = params->sta; struct ieee80211_txq *txq = sta->txq[params->tid]; struct mt792x_sta *msta = (struct mt792x_sta *)sta->drv_priv; u16 tid = params->tid; u16 ssn = params->ssn; struct mt76_txq *mtxq; int ret = 0; if (!txq) return -EINVAL; mtxq = (struct mt76_txq *)txq->drv_priv; mt792x_mutex_acquire(dev); switch (action) { case IEEE80211_AMPDU_RX_START: mt76_rx_aggr_start(&dev->mt76, &msta->deflink.wcid, tid, ssn, params->buf_size); mt7925_mcu_uni_rx_ba(dev, params, true); break; case IEEE80211_AMPDU_RX_STOP: mt76_rx_aggr_stop(&dev->mt76, &msta->deflink.wcid, tid); mt7925_mcu_uni_rx_ba(dev, params, false); break; case IEEE80211_AMPDU_TX_OPERATIONAL: mtxq->aggr = true; mtxq->send_bar = false; mt7925_mcu_uni_tx_ba(dev, params, true); break; case IEEE80211_AMPDU_TX_STOP_FLUSH: case IEEE80211_AMPDU_TX_STOP_FLUSH_CONT: mtxq->aggr = false; clear_bit(tid, &msta->deflink.wcid.ampdu_state); mt7925_mcu_uni_tx_ba(dev, params, false); break; case IEEE80211_AMPDU_TX_START: set_bit(tid, &msta->deflink.wcid.ampdu_state); ret = IEEE80211_AMPDU_TX_START_IMMEDIATE; break; case IEEE80211_AMPDU_TX_STOP_CONT: mtxq->aggr = false; clear_bit(tid, &msta->deflink.wcid.ampdu_state); mt7925_mcu_uni_tx_ba(dev, params, false); ieee80211_stop_tx_ba_cb_irqsafe(vif, sta->addr, tid); break; } mt792x_mutex_release(dev); return ret; } static bool is_valid_alpha2(const char *alpha2) { if (!alpha2) return false; if (alpha2[0] == '0' && alpha2[1] == '0') return true; if (isalpha(alpha2[0]) && isalpha(alpha2[1])) return true; return false; } void mt7925_scan_work(struct work_struct *work) { struct mt792x_phy *phy; phy = (struct mt792x_phy *)container_of(work, struct mt792x_phy, scan_work.work); while (true) { struct mt76_dev *mdev = &phy->dev->mt76; struct sk_buff *skb; struct tlv *tlv; int tlv_len; spin_lock_bh(&phy->dev->mt76.lock); skb = __skb_dequeue(&phy->scan_event_list); spin_unlock_bh(&phy->dev->mt76.lock); if (!skb) break; skb_pull(skb, sizeof(struct mt7925_mcu_rxd) + 4); tlv = (struct tlv *)skb->data; tlv_len = skb->len; while (tlv_len > 0 && le16_to_cpu(tlv->len) <= tlv_len) { struct mt7925_mcu_scan_chinfo_event *evt; switch (le16_to_cpu(tlv->tag)) { case UNI_EVENT_SCAN_DONE_BASIC: if (test_and_clear_bit(MT76_HW_SCANNING, &phy->mt76->state)) { struct cfg80211_scan_info info = { .aborted = false, }; ieee80211_scan_completed(phy->mt76->hw, &info); } break; case UNI_EVENT_SCAN_DONE_CHNLINFO: evt = (struct mt7925_mcu_scan_chinfo_event *)tlv->data; if (!is_valid_alpha2(evt->alpha2)) break; if (mdev->alpha2[0] != '0' && mdev->alpha2[1] != '0') break; mt7925_mcu_set_clc(phy->dev, evt->alpha2, ENVIRON_INDOOR); break; case UNI_EVENT_SCAN_DONE_NLO: ieee80211_sched_scan_results(phy->mt76->hw); break; default: break; } tlv_len -= le16_to_cpu(tlv->len); tlv = (struct tlv *)((char *)(tlv) + le16_to_cpu(tlv->len)); } dev_kfree_skb(skb); } } static int mt7925_hw_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_scan_request *req) { struct mt792x_dev *dev = mt792x_hw_dev(hw); struct mt76_phy *mphy = hw->priv; int err; mt792x_mutex_acquire(dev); err = mt7925_mcu_hw_scan(mphy, vif, req); mt792x_mutex_release(dev); return err; } static void mt7925_cancel_hw_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif) { struct mt792x_dev *dev = mt792x_hw_dev(hw); struct mt76_phy *mphy = hw->priv; mt792x_mutex_acquire(dev); mt7925_mcu_cancel_hw_scan(mphy, vif); mt792x_mutex_release(dev); } static int mt7925_start_sched_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct cfg80211_sched_scan_request *req, struct ieee80211_scan_ies *ies) { struct mt792x_dev *dev = mt792x_hw_dev(hw); struct mt76_phy *mphy = hw->priv; int err; mt792x_mutex_acquire(dev); err = mt7925_mcu_sched_scan_req(mphy, vif, req); if (err < 0) goto out; err = mt7925_mcu_sched_scan_enable(mphy, vif, true); out: mt792x_mutex_release(dev); return err; } static int mt7925_stop_sched_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif) { struct mt792x_dev *dev = mt792x_hw_dev(hw); struct mt76_phy *mphy = hw->priv; int err; mt792x_mutex_acquire(dev); err = mt7925_mcu_sched_scan_enable(mphy, vif, false); mt792x_mutex_release(dev); return err; } static int mt7925_set_antenna(struct ieee80211_hw *hw, u32 tx_ant, u32 rx_ant) { struct mt792x_dev *dev = mt792x_hw_dev(hw); struct mt792x_phy *phy = mt792x_hw_phy(hw); int max_nss = hweight8(hw->wiphy->available_antennas_tx); if (!tx_ant || tx_ant != rx_ant || ffs(tx_ant) > max_nss) return -EINVAL; if ((BIT(hweight8(tx_ant)) - 1) != tx_ant) tx_ant = BIT(ffs(tx_ant) - 1) - 1; mt792x_mutex_acquire(dev); phy->mt76->antenna_mask = tx_ant; phy->mt76->chainmask = tx_ant; mt76_set_stream_caps(phy->mt76, true); mt7925_set_stream_he_eht_caps(phy); /* TODO: update bmc_wtbl spe_idx when antenna changes */ mt792x_mutex_release(dev); return 0; } #ifdef CONFIG_PM static int mt7925_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan) { struct mt792x_dev *dev = mt792x_hw_dev(hw); struct mt792x_phy *phy = mt792x_hw_phy(hw); cancel_delayed_work_sync(&phy->scan_work); cancel_delayed_work_sync(&phy->mt76->mac_work); cancel_delayed_work_sync(&dev->pm.ps_work); mt76_connac_free_pending_tx_skbs(&dev->pm, NULL); mt792x_mutex_acquire(dev); clear_bit(MT76_STATE_RUNNING, &phy->mt76->state); ieee80211_iterate_active_interfaces(hw, IEEE80211_IFACE_ITER_RESUME_ALL, mt7925_mcu_set_suspend_iter, &dev->mphy); mt792x_mutex_release(dev); return 0; } static int mt7925_resume(struct ieee80211_hw *hw) { struct mt792x_dev *dev = mt792x_hw_dev(hw); struct mt792x_phy *phy = mt792x_hw_phy(hw); mt792x_mutex_acquire(dev); set_bit(MT76_STATE_RUNNING, &phy->mt76->state); ieee80211_iterate_active_interfaces(hw, IEEE80211_IFACE_ITER_RESUME_ALL, mt7925_mcu_set_suspend_iter, &dev->mphy); ieee80211_queue_delayed_work(hw, &phy->mt76->mac_work, MT792x_WATCHDOG_TIME); mt792x_mutex_release(dev); return 0; } static void mt7925_set_rekey_data(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct cfg80211_gtk_rekey_data *data) { struct mt792x_dev *dev = mt792x_hw_dev(hw); mt792x_mutex_acquire(dev); mt76_connac_mcu_update_gtk_rekey(hw, vif, data); mt792x_mutex_release(dev); } #endif /* CONFIG_PM */ static void mt7925_sta_set_decap_offload(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_sta *sta, bool enabled) { struct mt792x_sta *msta = (struct mt792x_sta *)sta->drv_priv; struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; struct mt792x_dev *dev = mt792x_hw_dev(hw); unsigned long valid = mvif->valid_links; u8 i; mt792x_mutex_acquire(dev); valid = ieee80211_vif_is_mld(vif) ? mvif->valid_links : BIT(0); for_each_set_bit(i, &valid, IEEE80211_MLD_MAX_NUM_LINKS) { struct mt792x_link_sta *mlink; mlink = mt792x_sta_to_link(msta, i); if (enabled) set_bit(MT_WCID_FLAG_HDR_TRANS, &mlink->wcid.flags); else clear_bit(MT_WCID_FLAG_HDR_TRANS, &mlink->wcid.flags); mt7925_mcu_wtbl_update_hdr_trans(dev, vif, sta, i); } mt792x_mutex_release(dev); } #if IS_ENABLED(CONFIG_IPV6) static void __mt7925_ipv6_addr_change(struct ieee80211_hw *hw, struct ieee80211_bss_conf *link_conf, struct inet6_dev *idev) { struct mt792x_bss_conf *mconf = mt792x_link_conf_to_mconf(link_conf); struct mt792x_dev *dev = mt792x_hw_dev(hw); struct inet6_ifaddr *ifa; struct sk_buff *skb; u8 idx = 0; struct { struct { u8 bss_idx; u8 pad[3]; } __packed hdr; struct mt7925_arpns_tlv arpns; struct in6_addr ns_addrs[IEEE80211_BSS_ARP_ADDR_LIST_LEN]; } req_hdr = { .hdr = { .bss_idx = mconf->mt76.idx, }, .arpns = { .tag = cpu_to_le16(UNI_OFFLOAD_OFFLOAD_ND), .len = cpu_to_le16(sizeof(req_hdr) - 4), .enable = true, }, }; read_lock_bh(&idev->lock); list_for_each_entry(ifa, &idev->addr_list, if_list) { if (ifa->flags & IFA_F_TENTATIVE) continue; req_hdr.ns_addrs[idx] = ifa->addr; if (++idx >= IEEE80211_BSS_ARP_ADDR_LIST_LEN) break; } read_unlock_bh(&idev->lock); if (!idx) return; req_hdr.arpns.ips_num = idx; skb = __mt76_mcu_msg_alloc(&dev->mt76, NULL, sizeof(req_hdr), 0, GFP_ATOMIC); if (!skb) return; skb_put_data(skb, &req_hdr, sizeof(req_hdr)); skb_queue_tail(&dev->ipv6_ns_list, skb); ieee80211_queue_work(dev->mt76.hw, &dev->ipv6_ns_work); } static void mt7925_ipv6_addr_change(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct inet6_dev *idev) { struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; unsigned long valid = ieee80211_vif_is_mld(vif) ? mvif->valid_links : BIT(0); struct ieee80211_bss_conf *bss_conf; int i; for_each_set_bit(i, &valid, IEEE80211_MLD_MAX_NUM_LINKS) { bss_conf = mt792x_vif_to_bss_conf(vif, i); __mt7925_ipv6_addr_change(hw, bss_conf, idev); } } #endif int mt7925_set_tx_sar_pwr(struct ieee80211_hw *hw, const struct cfg80211_sar_specs *sar) { struct mt76_phy *mphy = hw->priv; if (sar) { int err = mt76_init_sar_power(hw, sar); if (err) return err; } mt792x_init_acpi_sar_power(mt792x_hw_phy(hw), !sar); return mt7925_mcu_set_rate_txpower(mphy); } static int mt7925_set_sar_specs(struct ieee80211_hw *hw, const struct cfg80211_sar_specs *sar) { struct mt792x_dev *dev = mt792x_hw_dev(hw); int err; mt792x_mutex_acquire(dev); err = mt7925_mcu_set_clc(dev, dev->mt76.alpha2, dev->country_ie_env); if (err < 0) goto out; err = mt7925_set_tx_sar_pwr(hw, sar); out: mt792x_mutex_release(dev); return err; } static void mt7925_channel_switch_beacon(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct cfg80211_chan_def *chandef) { struct mt792x_dev *dev = mt792x_hw_dev(hw); mt792x_mutex_acquire(dev); mt7925_mcu_uni_add_beacon_offload(dev, hw, vif, true); mt792x_mutex_release(dev); } static int mt7925_conf_tx(struct ieee80211_hw *hw, struct ieee80211_vif *vif, unsigned int link_id, u16 queue, const struct ieee80211_tx_queue_params *params) { struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; struct mt792x_bss_conf *mconf = mt792x_vif_to_link(mvif, link_id); static const u8 mq_to_aci[] = { [IEEE80211_AC_VO] = 3, [IEEE80211_AC_VI] = 2, [IEEE80211_AC_BE] = 0, [IEEE80211_AC_BK] = 1, }; /* firmware uses access class index */ mconf->queue_params[mq_to_aci[queue]] = *params; return 0; } static int mt7925_start_ap(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_bss_conf *link_conf) { struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; struct mt792x_dev *dev = mt792x_hw_dev(hw); int err; mt792x_mutex_acquire(dev); err = mt7925_mcu_add_bss_info(&dev->phy, mvif->bss_conf.mt76.ctx, link_conf, NULL, true); if (err) goto out; err = mt7925_mcu_set_bss_pm(dev, link_conf, true); if (err) goto out; err = mt7925_mcu_sta_update(dev, NULL, vif, true, MT76_STA_INFO_STATE_NONE); out: mt792x_mutex_release(dev); return err; } static void mt7925_stop_ap(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_bss_conf *link_conf) { struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; struct mt792x_dev *dev = mt792x_hw_dev(hw); int err; mt792x_mutex_acquire(dev); err = mt7925_mcu_set_bss_pm(dev, link_conf, false); if (err) goto out; mt7925_mcu_add_bss_info(&dev->phy, mvif->bss_conf.mt76.ctx, link_conf, NULL, false); out: mt792x_mutex_release(dev); } static int mt7925_add_chanctx(struct ieee80211_hw *hw, struct ieee80211_chanctx_conf *ctx) { return 0; } static void mt7925_remove_chanctx(struct ieee80211_hw *hw, struct ieee80211_chanctx_conf *ctx) { } static void mt7925_change_chanctx(struct ieee80211_hw *hw, struct ieee80211_chanctx_conf *ctx, u32 changed) { struct mt792x_chanctx *mctx = (struct mt792x_chanctx *)ctx->drv_priv; struct mt792x_phy *phy = mt792x_hw_phy(hw); struct mt792x_bss_conf *mconf; struct ieee80211_vif *vif; struct mt792x_vif *mvif; if (!mctx->bss_conf) return; mconf = mctx->bss_conf; mvif = mconf->vif; vif = container_of((void *)mvif, struct ieee80211_vif, drv_priv); mt792x_mutex_acquire(phy->dev); if (vif->type == NL80211_IFTYPE_MONITOR) { mt7925_mcu_set_sniffer(mvif->phy->dev, vif, true); mt7925_mcu_config_sniffer(mvif, ctx); } else { if (ieee80211_vif_is_mld(vif)) { unsigned long valid = mvif->valid_links; u8 i; for_each_set_bit(i, &valid, IEEE80211_MLD_MAX_NUM_LINKS) { mconf = mt792x_vif_to_link(mvif, i); if (mconf && mconf->mt76.ctx == ctx) break; } } else { mconf = &mvif->bss_conf; } if (mconf) { struct ieee80211_bss_conf *link_conf; link_conf = mt792x_vif_to_bss_conf(vif, mconf->link_id); mt7925_mcu_set_chctx(mvif->phy->mt76, &mconf->mt76, link_conf, ctx); } } mt792x_mutex_release(phy->dev); } static void mt7925_mgd_prepare_tx(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_prep_tx_info *info) { struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; struct mt792x_dev *dev = mt792x_hw_dev(hw); u16 duration = info->duration ? info->duration : jiffies_to_msecs(HZ); mt792x_mutex_acquire(dev); mt7925_set_roc(mvif->phy, &mvif->bss_conf, mvif->bss_conf.mt76.ctx->def.chan, duration, MT7925_ROC_REQ_JOIN); mt792x_mutex_release(dev); } static void mt7925_mgd_complete_tx(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_prep_tx_info *info) { struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; mt7925_abort_roc(mvif->phy, &mvif->bss_conf); } static void mt7925_vif_cfg_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, u64 changed) { struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; struct mt792x_dev *dev = mt792x_hw_dev(hw); unsigned long valid = ieee80211_vif_is_mld(vif) ? mvif->valid_links : BIT(0); struct ieee80211_bss_conf *bss_conf; int i; mt792x_mutex_acquire(dev); if (changed & BSS_CHANGED_ASSOC) { mt7925_mcu_sta_update(dev, NULL, vif, true, MT76_STA_INFO_STATE_ASSOC); mt7925_mcu_set_beacon_filter(dev, vif, vif->cfg.assoc); } if (changed & BSS_CHANGED_ARP_FILTER) { for_each_set_bit(i, &valid, IEEE80211_MLD_MAX_NUM_LINKS) { bss_conf = mt792x_vif_to_bss_conf(vif, i); mt7925_mcu_update_arp_filter(&dev->mt76, bss_conf); } } if (changed & BSS_CHANGED_PS) { for_each_set_bit(i, &valid, IEEE80211_MLD_MAX_NUM_LINKS) { bss_conf = mt792x_vif_to_bss_conf(vif, i); mt7925_mcu_uni_bss_ps(dev, bss_conf); } } mt792x_mutex_release(dev); } static void mt7925_link_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_bss_conf *info, u64 changed) { struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; struct mt792x_phy *phy = mt792x_hw_phy(hw); struct mt792x_dev *dev = mt792x_hw_dev(hw); struct mt792x_bss_conf *mconf; mconf = mt792x_vif_to_link(mvif, info->link_id); mt792x_mutex_acquire(dev); if (changed & BSS_CHANGED_ERP_SLOT) { int slottime = info->use_short_slot ? 9 : 20; if (slottime != phy->slottime) { phy->slottime = slottime; mt7925_mcu_set_timing(phy, info); } } if (changed & BSS_CHANGED_MCAST_RATE) mconf->mt76.mcast_rates_idx = mt7925_get_rates_table(hw, vif, false, true); if (changed & BSS_CHANGED_BASIC_RATES) mconf->mt76.basic_rates_idx = mt7925_get_rates_table(hw, vif, false, false); if (changed & (BSS_CHANGED_BEACON | BSS_CHANGED_BEACON_ENABLED)) { mconf->mt76.beacon_rates_idx = mt7925_get_rates_table(hw, vif, true, false); mt7925_mcu_uni_add_beacon_offload(dev, hw, vif, info->enable_beacon); } /* ensure that enable txcmd_mode after bss_info */ if (changed & (BSS_CHANGED_QOS | BSS_CHANGED_BEACON_ENABLED)) mt7925_mcu_set_tx(dev, info); mt792x_mutex_release(dev); } static int mt7925_change_vif_links(struct ieee80211_hw *hw, struct ieee80211_vif *vif, u16 old_links, u16 new_links, struct ieee80211_bss_conf *old[IEEE80211_MLD_MAX_NUM_LINKS]) { struct mt792x_bss_conf *mconfs[IEEE80211_MLD_MAX_NUM_LINKS] = {}, *mconf; struct mt792x_link_sta *mlinks[IEEE80211_MLD_MAX_NUM_LINKS] = {}, *mlink; struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; unsigned long add = new_links & ~old_links; unsigned long rem = old_links & ~new_links; struct mt792x_dev *dev = mt792x_hw_dev(hw); struct mt792x_phy *phy = mt792x_hw_phy(hw); struct ieee80211_bss_conf *link_conf; unsigned int link_id; int err; if (old_links == new_links) return 0; mt792x_mutex_acquire(dev); for_each_set_bit(link_id, &rem, IEEE80211_MLD_MAX_NUM_LINKS) { mconf = mt792x_vif_to_link(mvif, link_id); mlink = mt792x_sta_to_link(&mvif->sta, link_id); if (!mconf || !mlink) continue; if (mconf != &mvif->bss_conf) { mt792x_mac_link_bss_remove(dev, mconf, mlink); devm_kfree(dev->mt76.dev, mconf); devm_kfree(dev->mt76.dev, mlink); } rcu_assign_pointer(mvif->link_conf[link_id], NULL); rcu_assign_pointer(mvif->sta.link[link_id], NULL); } for_each_set_bit(link_id, &add, IEEE80211_MLD_MAX_NUM_LINKS) { if (!old_links) { mvif->deflink_id = link_id; mconf = &mvif->bss_conf; mlink = &mvif->sta.deflink; } else { mconf = devm_kzalloc(dev->mt76.dev, sizeof(*mconf), GFP_KERNEL); mlink = devm_kzalloc(dev->mt76.dev, sizeof(*mlink), GFP_KERNEL); } mconfs[link_id] = mconf; mlinks[link_id] = mlink; mconf->link_id = link_id; mconf->vif = mvif; mlink->wcid.link_id = link_id; mlink->wcid.link_valid = !!vif->valid_links; mlink->wcid.def_wcid = &mvif->sta.deflink.wcid; } if (hweight16(mvif->valid_links) == 0) mt792x_mac_link_bss_remove(dev, &mvif->bss_conf, &mvif->sta.deflink); for_each_set_bit(link_id, &add, IEEE80211_MLD_MAX_NUM_LINKS) { mconf = mconfs[link_id]; mlink = mlinks[link_id]; link_conf = mt792x_vif_to_bss_conf(vif, link_id); rcu_assign_pointer(mvif->link_conf[link_id], mconf); rcu_assign_pointer(mvif->sta.link[link_id], mlink); err = mt7925_mac_link_bss_add(dev, link_conf, mlink); if (err < 0) goto free; if (mconf != &mvif->bss_conf) { err = mt7925_set_mlo_roc(phy, &mvif->bss_conf, vif->active_links); if (err < 0) goto free; } } mvif->valid_links = new_links; mt792x_mutex_release(dev); return 0; free: for_each_set_bit(link_id, &add, IEEE80211_MLD_MAX_NUM_LINKS) { rcu_assign_pointer(mvif->link_conf[link_id], NULL); rcu_assign_pointer(mvif->sta.link[link_id], NULL); if (mconf != &mvif->bss_conf) devm_kfree(dev->mt76.dev, mconfs[link_id]); if (mlink != &mvif->sta.deflink) devm_kfree(dev->mt76.dev, mlinks[link_id]); } mt792x_mutex_release(dev); return err; } static int mt7925_change_sta_links(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_sta *sta, u16 old_links, u16 new_links) { unsigned long add = new_links & ~old_links; unsigned long rem = old_links & ~new_links; struct mt792x_dev *dev = mt792x_hw_dev(hw); int err = 0; if (old_links == new_links) return 0; mt792x_mutex_acquire(dev); err = mt7925_mac_sta_remove_links(dev, vif, sta, rem); if (err < 0) goto out; err = mt7925_mac_sta_add_links(dev, vif, sta, add); if (err < 0) goto out; out: mt792x_mutex_release(dev); return err; } static int mt7925_assign_vif_chanctx(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_bss_conf *link_conf, struct ieee80211_chanctx_conf *ctx) { struct mt792x_chanctx *mctx = (struct mt792x_chanctx *)ctx->drv_priv; struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; struct mt792x_dev *dev = mt792x_hw_dev(hw); struct ieee80211_bss_conf *pri_link_conf; struct mt792x_bss_conf *mconf; mutex_lock(&dev->mt76.mutex); if (ieee80211_vif_is_mld(vif)) { mconf = mt792x_vif_to_link(mvif, link_conf->link_id); pri_link_conf = mt792x_vif_to_bss_conf(vif, mvif->deflink_id); if (vif->type == NL80211_IFTYPE_STATION && mconf == &mvif->bss_conf) mt7925_mcu_add_bss_info(&dev->phy, NULL, pri_link_conf, NULL, true); } else { mconf = &mvif->bss_conf; } mconf->mt76.ctx = ctx; mctx->bss_conf = mconf; mutex_unlock(&dev->mt76.mutex); return 0; } static void mt7925_unassign_vif_chanctx(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_bss_conf *link_conf, struct ieee80211_chanctx_conf *ctx) { struct mt792x_chanctx *mctx = (struct mt792x_chanctx *)ctx->drv_priv; struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; struct mt792x_dev *dev = mt792x_hw_dev(hw); struct ieee80211_bss_conf *pri_link_conf; struct mt792x_bss_conf *mconf; mutex_lock(&dev->mt76.mutex); if (ieee80211_vif_is_mld(vif)) { mconf = mt792x_vif_to_link(mvif, link_conf->link_id); pri_link_conf = mt792x_vif_to_bss_conf(vif, mvif->deflink_id); if (vif->type == NL80211_IFTYPE_STATION && mconf == &mvif->bss_conf) mt7925_mcu_add_bss_info(&dev->phy, NULL, pri_link_conf, NULL, false); } else { mconf = &mvif->bss_conf; } mctx->bss_conf = NULL; mconf->mt76.ctx = NULL; mutex_unlock(&dev->mt76.mutex); } const struct ieee80211_ops mt7925_ops = { .tx = mt792x_tx, .start = mt7925_start, .stop = mt792x_stop, .add_interface = mt7925_add_interface, .remove_interface = mt792x_remove_interface, .config = mt7925_config, .conf_tx = mt7925_conf_tx, .configure_filter = mt7925_configure_filter, .start_ap = mt7925_start_ap, .stop_ap = mt7925_stop_ap, .sta_state = mt76_sta_state, .sta_pre_rcu_remove = mt76_sta_pre_rcu_remove, .set_key = mt7925_set_key, .sta_set_decap_offload = mt7925_sta_set_decap_offload, #if IS_ENABLED(CONFIG_IPV6) .ipv6_addr_change = mt7925_ipv6_addr_change, #endif /* CONFIG_IPV6 */ .ampdu_action = mt7925_ampdu_action, .set_rts_threshold = mt7925_set_rts_threshold, .wake_tx_queue = mt76_wake_tx_queue, .release_buffered_frames = mt76_release_buffered_frames, .channel_switch_beacon = mt7925_channel_switch_beacon, .get_txpower = mt76_get_txpower, .get_stats = mt792x_get_stats, .get_et_sset_count = mt792x_get_et_sset_count, .get_et_strings = mt792x_get_et_strings, .get_et_stats = mt792x_get_et_stats, .get_tsf = mt792x_get_tsf, .set_tsf = mt792x_set_tsf, .get_survey = mt76_get_survey, .get_antenna = mt76_get_antenna, .set_antenna = mt7925_set_antenna, .set_coverage_class = mt792x_set_coverage_class, .hw_scan = mt7925_hw_scan, .cancel_hw_scan = mt7925_cancel_hw_scan, .sta_statistics = mt792x_sta_statistics, .sched_scan_start = mt7925_start_sched_scan, .sched_scan_stop = mt7925_stop_sched_scan, #ifdef CONFIG_PM .suspend = mt7925_suspend, .resume = mt7925_resume, .set_wakeup = mt792x_set_wakeup, .set_rekey_data = mt7925_set_rekey_data, #endif /* CONFIG_PM */ .flush = mt792x_flush, .set_sar_specs = mt7925_set_sar_specs, .remain_on_channel = mt7925_remain_on_channel, .cancel_remain_on_channel = mt7925_cancel_remain_on_channel, .add_chanctx = mt7925_add_chanctx, .remove_chanctx = mt7925_remove_chanctx, .change_chanctx = mt7925_change_chanctx, .assign_vif_chanctx = mt7925_assign_vif_chanctx, .unassign_vif_chanctx = mt7925_unassign_vif_chanctx, .mgd_prepare_tx = mt7925_mgd_prepare_tx, .mgd_complete_tx = mt7925_mgd_complete_tx, .vif_cfg_changed = mt7925_vif_cfg_changed, .link_info_changed = mt7925_link_info_changed, .change_vif_links = mt7925_change_vif_links, .change_sta_links = mt7925_change_sta_links, }; EXPORT_SYMBOL_GPL(mt7925_ops); MODULE_AUTHOR("Deren Wu "); MODULE_DESCRIPTION("MediaTek MT7925 core driver"); MODULE_LICENSE("Dual BSD/GPL");