diff options
Diffstat (limited to 'drivers/net/wireless/mediatek/mt76/mt7996/main.c')
| -rw-r--r-- | drivers/net/wireless/mediatek/mt76/mt7996/main.c | 1621 |
1 files changed, 1138 insertions, 483 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/mt7996/main.c b/drivers/net/wireless/mediatek/mt76/mt7996/main.c index f7da8d6dd903..07dd75ce94a5 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7996/main.c +++ b/drivers/net/wireless/mediatek/mt76/mt7996/main.c @@ -7,68 +7,44 @@ #include "mcu.h" #include "mac.h" -static bool mt7996_dev_running(struct mt7996_dev *dev) +int mt7996_run(struct mt7996_phy *phy) { - struct mt7996_phy *phy; - - if (test_bit(MT76_STATE_RUNNING, &dev->mphy.state)) - return true; - - phy = mt7996_phy2(dev); - if (phy && test_bit(MT76_STATE_RUNNING, &phy->mt76->state)) - return true; - - phy = mt7996_phy3(dev); - - return phy && test_bit(MT76_STATE_RUNNING, &phy->mt76->state); -} - -int mt7996_run(struct ieee80211_hw *hw) -{ - struct mt7996_dev *dev = mt7996_hw_dev(hw); - struct mt7996_phy *phy = mt7996_hw_phy(hw); - bool running; + struct mt7996_dev *dev = phy->dev; int ret; - running = mt7996_dev_running(dev); - if (!running) { - ret = mt7996_mcu_set_hdr_trans(dev, true); - if (ret) - goto out; - } - mt7996_mac_enable_nf(dev, phy->mt76->band_idx); ret = mt7996_mcu_set_rts_thresh(phy, 0x92b); if (ret) - goto out; + return ret; ret = mt7996_mcu_set_radio_en(phy, true); if (ret) - goto out; + return ret; ret = mt7996_mcu_set_chan_info(phy, UNI_CHANNEL_RX_PATH); if (ret) - goto out; + return ret; ret = mt7996_mcu_set_thermal_throttling(phy, MT7996_THERMAL_THROTTLE_MAX); if (ret) - goto out; + return ret; ret = mt7996_mcu_set_thermal_protect(phy, true); if (ret) - goto out; + return ret; set_bit(MT76_STATE_RUNNING, &phy->mt76->state); - ieee80211_queue_delayed_work(hw, &phy->mt76->mac_work, + ieee80211_queue_delayed_work(dev->mphy.hw, &phy->mt76->mac_work, MT7996_WATCHDOG_TIME); - if (!running) + if (!phy->counter_reset) { mt7996_mac_reset_counters(phy); + phy->counter_reset = true; + } -out: - return ret; + return 0; } static int mt7996_start(struct ieee80211_hw *hw) @@ -79,16 +55,25 @@ static int mt7996_start(struct ieee80211_hw *hw) flush_work(&dev->init_work); mutex_lock(&dev->mt76.mutex); - ret = mt7996_run(hw); + ret = mt7996_mcu_set_hdr_trans(dev, true); + if (!ret && is_mt7992(&dev->mt76)) { + u8 queue = mt76_connac_lmac_mapping(IEEE80211_AC_VI); + + ret = mt7996_mcu_cp_support(dev, queue); + } mutex_unlock(&dev->mt76.mutex); return ret; } -static void mt7996_stop(struct ieee80211_hw *hw) +static void mt7996_stop_phy(struct mt7996_phy *phy) { - struct mt7996_dev *dev = mt7996_hw_dev(hw); - struct mt7996_phy *phy = mt7996_hw_phy(hw); + struct mt7996_dev *dev; + + if (!phy || !test_bit(MT76_STATE_RUNNING, &phy->mt76->state)) + return; + + dev = phy->dev; cancel_delayed_work_sync(&phy->mt76->mac_work); @@ -101,6 +86,10 @@ static void mt7996_stop(struct ieee80211_hw *hw) mutex_unlock(&dev->mt76.mutex); } +static void mt7996_stop(struct ieee80211_hw *hw, bool suspend) +{ +} + static inline int get_free_idx(u32 mask, u8 start, u8 end) { return ffs(~mask & GENMASK(end, start)); @@ -149,73 +138,178 @@ static int get_omac_idx(enum nl80211_iftype type, u64 mask) return -1; } -static void mt7996_init_bitrate_mask(struct ieee80211_vif *vif) +static void +mt7996_init_bitrate_mask(struct ieee80211_vif *vif, struct mt7996_vif_link *mlink) { - struct mt7996_vif *mvif = (struct mt7996_vif *)vif->drv_priv; int i; - for (i = 0; i < ARRAY_SIZE(mvif->bitrate_mask.control); i++) { - mvif->bitrate_mask.control[i].gi = NL80211_TXRATE_DEFAULT_GI; - mvif->bitrate_mask.control[i].he_gi = 0xff; - mvif->bitrate_mask.control[i].he_ltf = 0xff; - mvif->bitrate_mask.control[i].legacy = GENMASK(31, 0); - memset(mvif->bitrate_mask.control[i].ht_mcs, 0xff, - sizeof(mvif->bitrate_mask.control[i].ht_mcs)); - memset(mvif->bitrate_mask.control[i].vht_mcs, 0xff, - sizeof(mvif->bitrate_mask.control[i].vht_mcs)); - memset(mvif->bitrate_mask.control[i].he_mcs, 0xff, - sizeof(mvif->bitrate_mask.control[i].he_mcs)); + for (i = 0; i < ARRAY_SIZE(mlink->bitrate_mask.control); i++) { + mlink->bitrate_mask.control[i].gi = NL80211_TXRATE_DEFAULT_GI; + mlink->bitrate_mask.control[i].he_gi = 0xff; + mlink->bitrate_mask.control[i].he_ltf = 0xff; + mlink->bitrate_mask.control[i].legacy = GENMASK(31, 0); + memset(mlink->bitrate_mask.control[i].ht_mcs, 0xff, + sizeof(mlink->bitrate_mask.control[i].ht_mcs)); + memset(mlink->bitrate_mask.control[i].vht_mcs, 0xff, + sizeof(mlink->bitrate_mask.control[i].vht_mcs)); + memset(mlink->bitrate_mask.control[i].he_mcs, 0xff, + sizeof(mlink->bitrate_mask.control[i].he_mcs)); } } -static int mt7996_add_interface(struct ieee80211_hw *hw, - struct ieee80211_vif *vif) +static int +mt7996_set_hw_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, + struct ieee80211_vif *vif, struct ieee80211_sta *sta, + struct ieee80211_key_conf *key) { - struct mt7996_vif *mvif = (struct mt7996_vif *)vif->drv_priv; struct mt7996_dev *dev = mt7996_hw_dev(hw); - struct mt7996_phy *phy = mt7996_hw_phy(hw); - struct mt76_txq *mtxq; - u8 band_idx = phy->mt76->band_idx; - int idx, ret = 0; + int idx = key->keyidx; + unsigned int link_id; + unsigned long links; + + if (key->link_id >= 0) + links = BIT(key->link_id); + else if (sta && sta->valid_links) + links = sta->valid_links; + else if (vif->valid_links) + links = vif->valid_links; + else + links = BIT(0); - mutex_lock(&dev->mt76.mutex); + for_each_set_bit(link_id, &links, IEEE80211_MLD_MAX_NUM_LINKS) { + struct mt7996_sta_link *msta_link; + struct mt7996_vif_link *link; + u8 *wcid_keyidx; + int err; - if (vif->type == NL80211_IFTYPE_MONITOR && - is_zero_ether_addr(vif->addr)) - phy->monitor_vif = vif; + link = mt7996_vif_link(dev, vif, link_id); + if (!link) + continue; - mvif->mt76.idx = __ffs64(~dev->mt76.vif_mask); - if (mvif->mt76.idx >= mt7996_max_interface_num(dev)) { - ret = -ENOSPC; - goto out; + if (sta) { + struct mt7996_sta *msta; + + msta = (struct mt7996_sta *)sta->drv_priv; + msta_link = mt76_dereference(msta->link[link_id], + &dev->mt76); + if (!msta_link) + continue; + + if (!msta_link->wcid.sta) + return -EOPNOTSUPP; + } else { + msta_link = &link->msta_link; + } + wcid_keyidx = &msta_link->wcid.hw_key_idx; + + switch (key->cipher) { + case WLAN_CIPHER_SUITE_AES_CMAC: + case WLAN_CIPHER_SUITE_BIP_CMAC_256: + case WLAN_CIPHER_SUITE_BIP_GMAC_128: + case WLAN_CIPHER_SUITE_BIP_GMAC_256: + if (key->keyidx == 6 || key->keyidx == 7) { + wcid_keyidx = &msta_link->wcid.hw_key_idx2; + key->flags |= IEEE80211_KEY_FLAG_GENERATE_MMIE; + } + break; + default: + break; + } + + if (cmd == SET_KEY && !sta && !link->mt76.cipher) { + struct ieee80211_bss_conf *link_conf; + + link_conf = link_conf_dereference_protected(vif, + link_id); + if (!link_conf) + link_conf = &vif->bss_conf; + + link->mt76.cipher = + mt76_connac_mcu_get_cipher(key->cipher); + mt7996_mcu_add_bss_info(link->phy, vif, link_conf, + &link->mt76, msta_link, true); + } + + if (cmd == SET_KEY) { + *wcid_keyidx = idx; + } else { + if (idx == *wcid_keyidx) + *wcid_keyidx = -1; + continue; + } + + mt76_wcid_key_setup(&dev->mt76, &msta_link->wcid, key); + + if (key->keyidx == 6 || key->keyidx == 7) { + err = mt7996_mcu_bcn_prot_enable(dev, link, + msta_link, key); + if (err) + return err; + } + + err = mt7996_mcu_add_key(&dev->mt76, vif, key, + MCU_WMWA_UNI_CMD(STA_REC_UPDATE), + &msta_link->wcid, cmd); + if (err) + return err; } + return 0; +} + +static void +mt7996_key_iter(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + struct ieee80211_sta *sta, struct ieee80211_key_conf *key, + void *data) +{ + if (sta) + return; + + WARN_ON(mt7996_set_hw_key(hw, SET_KEY, vif, NULL, key)); +} + +int mt7996_vif_link_add(struct mt76_phy *mphy, struct ieee80211_vif *vif, + struct ieee80211_bss_conf *link_conf, + struct mt76_vif_link *mlink) +{ + struct mt7996_vif_link *link = container_of(mlink, struct mt7996_vif_link, mt76); + struct mt7996_vif *mvif = (struct mt7996_vif *)vif->drv_priv; + struct mt7996_sta_link *msta_link = &link->msta_link; + struct mt7996_phy *phy = mphy->priv; + struct mt7996_dev *dev = phy->dev; + u8 band_idx = phy->mt76->band_idx; + struct mt76_txq *mtxq; + int idx, ret; + + mlink->idx = __ffs64(~dev->mt76.vif_mask); + if (mlink->idx >= mt7996_max_interface_num(dev)) + return -ENOSPC; + idx = get_omac_idx(vif->type, phy->omac_mask); - if (idx < 0) { - ret = -ENOSPC; - goto out; - } - mvif->mt76.omac_idx = idx; - mvif->phy = phy; - mvif->mt76.band_idx = band_idx; - mvif->mt76.wmm_idx = vif->type != NL80211_IFTYPE_AP; + if (idx < 0) + return -ENOSPC; - ret = mt7996_mcu_add_dev_info(phy, vif, true); + link->phy = phy; + mlink->omac_idx = idx; + mlink->band_idx = band_idx; + mlink->wmm_idx = vif->type == NL80211_IFTYPE_AP ? 0 : 3; + mlink->wcid = &msta_link->wcid; + mlink->wcid->offchannel = mlink->offchannel; + + ret = mt7996_mcu_add_dev_info(phy, vif, link_conf, mlink, true); if (ret) - goto out; + return ret; - dev->mt76.vif_mask |= BIT_ULL(mvif->mt76.idx); - phy->omac_mask |= BIT_ULL(mvif->mt76.omac_idx); + dev->mt76.vif_mask |= BIT_ULL(mlink->idx); + phy->omac_mask |= BIT_ULL(mlink->omac_idx); - idx = MT7996_WTBL_RESERVED - mvif->mt76.idx; + idx = MT7996_WTBL_RESERVED - mlink->idx; - INIT_LIST_HEAD(&mvif->sta.rc_list); - INIT_LIST_HEAD(&mvif->sta.wcid.poll_list); - mvif->sta.wcid.idx = idx; - mvif->sta.wcid.phy_idx = band_idx; - mvif->sta.wcid.hw_key_idx = -1; - mvif->sta.wcid.tx_info |= MT_WCID_TX_INFO_SET; - mt76_wcid_init(&mvif->sta.wcid); + INIT_LIST_HEAD(&msta_link->rc_list); + msta_link->wcid.idx = idx; + msta_link->wcid.link_id = link_conf->link_id; + msta_link->wcid.tx_info |= MT_WCID_TX_INFO_SET; + mt76_wcid_init(&msta_link->wcid, band_idx); mt7996_mac_wtbl_update(dev, idx, MT_WTBL_UPDATE_ADM_COUNT_CLEAR); @@ -226,75 +320,214 @@ static int mt7996_add_interface(struct ieee80211_hw *hw, } if (vif->type != NL80211_IFTYPE_AP && - (!mvif->mt76.omac_idx || mvif->mt76.omac_idx > 3)) + (!mlink->omac_idx || mlink->omac_idx > 3)) vif->offload_flags = 0; - vif->offload_flags |= IEEE80211_OFFLOAD_ENCAP_4ADDR; if (phy->mt76->chandef.chan->band != NL80211_BAND_2GHZ) - mvif->mt76.basic_rates_idx = MT7996_BASIC_RATES_TBL + 4; + mlink->basic_rates_idx = MT7996_BASIC_RATES_TBL + 4; else - mvif->mt76.basic_rates_idx = MT7996_BASIC_RATES_TBL; + mlink->basic_rates_idx = MT7996_BASIC_RATES_TBL; - mt7996_init_bitrate_mask(vif); + mt7996_init_bitrate_mask(vif, link); - mt7996_mcu_add_bss_info(phy, vif, true); - mt7996_mcu_add_sta(dev, vif, NULL, true); - rcu_assign_pointer(dev->mt76.wcid[idx], &mvif->sta.wcid); + mt7996_mcu_add_bss_info(phy, vif, link_conf, mlink, msta_link, true); + /* defer the first STA_REC of BMC entry to BSS_CHANGED_BSSID for STA + * interface, since firmware only records BSSID when the entry is new + */ + if (vif->type != NL80211_IFTYPE_STATION) + mt7996_mcu_add_sta(dev, link_conf, NULL, link, NULL, + CONN_STATE_PORT_SECURE, true); + rcu_assign_pointer(dev->mt76.wcid[idx], &msta_link->wcid); -out: - mutex_unlock(&dev->mt76.mutex); + ieee80211_iter_keys(mphy->hw, vif, mt7996_key_iter, NULL); - return ret; + if (mvif->mt76.deflink_id == IEEE80211_LINK_UNSPECIFIED) + mvif->mt76.deflink_id = link_conf->link_id; + + return 0; } -static void mt7996_remove_interface(struct ieee80211_hw *hw, - struct ieee80211_vif *vif) +void mt7996_vif_link_remove(struct mt76_phy *mphy, struct ieee80211_vif *vif, + struct ieee80211_bss_conf *link_conf, + struct mt76_vif_link *mlink) { + struct mt7996_vif_link *link = container_of(mlink, struct mt7996_vif_link, mt76); struct mt7996_vif *mvif = (struct mt7996_vif *)vif->drv_priv; - struct mt7996_sta *msta = &mvif->sta; - struct mt7996_dev *dev = mt7996_hw_dev(hw); - struct mt7996_phy *phy = mt7996_hw_phy(hw); - int idx = msta->wcid.idx; - - mt7996_mcu_add_sta(dev, vif, NULL, false); - mt7996_mcu_add_bss_info(phy, vif, false); + struct mt7996_sta_link *msta_link = &link->msta_link; + struct mt7996_phy *phy = mphy->priv; + struct mt7996_dev *dev = phy->dev; + int idx = msta_link->wcid.idx; - if (vif == phy->monitor_vif) - phy->monitor_vif = NULL; + mt7996_mcu_add_sta(dev, link_conf, NULL, link, NULL, + CONN_STATE_DISCONNECT, false); + mt7996_mcu_add_bss_info(phy, vif, link_conf, mlink, msta_link, false); - mt7996_mcu_add_dev_info(phy, vif, false); + mt7996_mcu_add_dev_info(phy, vif, link_conf, mlink, false); rcu_assign_pointer(dev->mt76.wcid[idx], NULL); - mutex_lock(&dev->mt76.mutex); - dev->mt76.vif_mask &= ~BIT_ULL(mvif->mt76.idx); - phy->omac_mask &= ~BIT_ULL(mvif->mt76.omac_idx); - mutex_unlock(&dev->mt76.mutex); + if (mvif->mt76.deflink_id == link_conf->link_id) { + struct ieee80211_bss_conf *iter; + unsigned int link_id; + + mvif->mt76.deflink_id = IEEE80211_LINK_UNSPECIFIED; + for_each_vif_active_link(vif, iter, link_id) { + if (link_id != IEEE80211_LINK_UNSPECIFIED) { + mvif->mt76.deflink_id = link_id; + break; + } + } + } + + dev->mt76.vif_mask &= ~BIT_ULL(mlink->idx); + phy->omac_mask &= ~BIT_ULL(mlink->omac_idx); spin_lock_bh(&dev->mt76.sta_poll_lock); - if (!list_empty(&msta->wcid.poll_list)) - list_del_init(&msta->wcid.poll_list); + if (!list_empty(&msta_link->wcid.poll_list)) + list_del_init(&msta_link->wcid.poll_list); spin_unlock_bh(&dev->mt76.sta_poll_lock); - mt76_wcid_cleanup(&dev->mt76, &msta->wcid); + mt76_wcid_cleanup(&dev->mt76, &msta_link->wcid); } -int mt7996_set_channel(struct mt7996_phy *phy) +static void mt7996_phy_set_rxfilter(struct mt7996_phy *phy) { struct mt7996_dev *dev = phy->dev; - int ret; + u32 ctl_flags = MT_WF_RFCR1_DROP_ACK | + MT_WF_RFCR1_DROP_BF_POLL | + MT_WF_RFCR1_DROP_BA | + MT_WF_RFCR1_DROP_CFEND | + MT_WF_RFCR1_DROP_CFACK; + u32 filter = phy->rxfilter; - cancel_delayed_work_sync(&phy->mt76->mac_work); + if (filter & MT_WF_RFCR_DROP_OTHER_UC) { + filter |= MT_WF_RFCR_DROP_CTS | + MT_WF_RFCR_DROP_RTS | + MT_WF_RFCR_DROP_CTL_RSV | + MT_WF_RFCR_DROP_FCSFAIL; + } + + mt76_wr(dev, MT_WF_RFCR(phy->mt76->band_idx), filter); + if (filter & MT_WF_RFCR_DROP_CTL_RSV) + mt76_set(dev, MT_WF_RFCR1(phy->mt76->band_idx), ctl_flags); + else + mt76_clear(dev, MT_WF_RFCR1(phy->mt76->band_idx), ctl_flags); +} + +static void mt7996_set_monitor(struct mt7996_phy *phy, bool enabled) +{ + struct mt7996_dev *dev; + + if (!phy) + return; + + dev = phy->dev; + + if (enabled == !(phy->rxfilter & MT_WF_RFCR_DROP_OTHER_UC)) + return; + + if (!enabled) + phy->rxfilter |= MT_WF_RFCR_DROP_OTHER_UC; + else + phy->rxfilter &= ~MT_WF_RFCR_DROP_OTHER_UC; + + mt76_rmw_field(dev, MT_DMA_DCR0(phy->mt76->band_idx), + MT_DMA_DCR0_RXD_G5_EN, enabled); + mt7996_phy_set_rxfilter(phy); + mt7996_mcu_set_sniffer_mode(phy, enabled); +} + +static int mt7996_add_interface(struct ieee80211_hw *hw, + struct ieee80211_vif *vif) +{ + struct mt7996_vif *mvif = (struct mt7996_vif *)vif->drv_priv; + struct wireless_dev *wdev = ieee80211_vif_to_wdev(vif); + struct mt7996_dev *dev = mt7996_hw_dev(hw); + int i, err = 0; mutex_lock(&dev->mt76.mutex); - set_bit(MT76_RESET, &phy->mt76->state); - mt76_set_channel(phy->mt76); + for (i = 0; i < MT7996_MAX_RADIOS; i++) { + struct mt7996_phy *phy = dev->radio_phy[i]; + + if (!phy || !(wdev->radio_mask & BIT(i)) || + test_bit(MT76_STATE_RUNNING, &phy->mt76->state)) + continue; + + err = mt7996_run(phy); + if (err) + goto out; + + if (vif->type == NL80211_IFTYPE_MONITOR) + mt7996_set_monitor(phy, true); + } + + mt76_vif_init(vif, &mvif->mt76); + + vif->offload_flags |= IEEE80211_OFFLOAD_ENCAP_4ADDR; + mvif->mt76.deflink_id = IEEE80211_LINK_UNSPECIFIED; + +out: + mutex_unlock(&dev->mt76.mutex); + + return err; +} + +struct mt7996_radio_data { + u32 active_mask; + u32 monitor_mask; +}; + +static void mt7996_remove_iter(void *data, u8 *mac, struct ieee80211_vif *vif) +{ + struct wireless_dev *wdev = ieee80211_vif_to_wdev(vif); + struct mt7996_radio_data *rdata = data; + + rdata->active_mask |= wdev->radio_mask; + if (vif->type == NL80211_IFTYPE_MONITOR) + rdata->monitor_mask |= wdev->radio_mask; +} + +static void mt7996_remove_interface(struct ieee80211_hw *hw, + struct ieee80211_vif *vif) +{ + struct mt7996_dev *dev = mt7996_hw_dev(hw); + struct mt7996_radio_data rdata = {}; + int i; + + ieee80211_iterate_active_interfaces_mtx(hw, 0, mt7996_remove_iter, + &rdata); + mt76_vif_cleanup(&dev->mt76, vif); + + for (i = 0; i < MT7996_MAX_RADIOS; i++) { + struct mt7996_phy *phy = dev->radio_phy[i]; + + if (!phy) + continue; + if (!(rdata.monitor_mask & BIT(i))) + mt7996_set_monitor(phy, false); + if (!(rdata.active_mask & BIT(i))) + mt7996_stop_phy(phy); + } +} + +int mt7996_set_channel(struct mt76_phy *mphy) +{ + struct mt7996_phy *phy = mphy->priv; + int ret; ret = mt7996_mcu_set_chan_info(phy, UNI_CHANNEL_SWITCH); if (ret) goto out; + ret = mt7996_mcu_set_chan_info(phy, UNI_CHANNEL_RX_PATH); + if (ret) + goto out; + + ret = mt7996_mcu_set_txpower_sku(phy); + if (ret) + goto out; + ret = mt7996_dfs_init_radar_detector(phy); mt7996_mac_cca_stats_reset(phy); @@ -302,13 +535,7 @@ int mt7996_set_channel(struct mt7996_phy *phy) phy->noise = 0; out: - clear_bit(MT76_RESET, &phy->mt76->state); - mutex_unlock(&dev->mt76.mutex); - - mt76_txq_schedule_all(phy->mt76); - - ieee80211_queue_delayed_work(phy->mt76->hw, - &phy->mt76->mac_work, + ieee80211_queue_delayed_work(mphy->hw, &mphy->mac_work, MT7996_WATCHDOG_TIME); return ret; @@ -319,14 +546,8 @@ static int mt7996_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, struct ieee80211_key_conf *key) { struct mt7996_dev *dev = mt7996_hw_dev(hw); - struct mt7996_phy *phy = mt7996_hw_phy(hw); struct mt7996_vif *mvif = (struct mt7996_vif *)vif->drv_priv; - struct mt7996_sta *msta = sta ? (struct mt7996_sta *)sta->drv_priv : - &mvif->sta; - struct mt76_wcid *wcid = &msta->wcid; - u8 *wcid_keyidx = &wcid->hw_key_idx; - int idx = key->keyidx; - int err = 0; + int err; /* The hardware does not support per-STA RX GTK, fallback * to software mode for these. @@ -340,10 +561,6 @@ static int mt7996_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, /* fall back to sw encryption for unsupported ciphers */ switch (key->cipher) { - case WLAN_CIPHER_SUITE_AES_CMAC: - wcid_keyidx = &wcid->hw_key_idx2; - key->flags |= IEEE80211_KEY_FLAG_GENERATE_MMIE; - break; case WLAN_CIPHER_SUITE_TKIP: case WLAN_CIPHER_SUITE_CCMP: case WLAN_CIPHER_SUITE_CCMP_256: @@ -351,6 +568,8 @@ static int mt7996_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, case WLAN_CIPHER_SUITE_GCMP_256: case WLAN_CIPHER_SUITE_SMS4: break; + case WLAN_CIPHER_SUITE_AES_CMAC: + case WLAN_CIPHER_SUITE_BIP_CMAC_256: case WLAN_CIPHER_SUITE_BIP_GMAC_128: case WLAN_CIPHER_SUITE_BIP_GMAC_256: if (key->keyidx == 6 || key->keyidx == 7) @@ -362,30 +581,11 @@ static int mt7996_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, return -EOPNOTSUPP; } - mutex_lock(&dev->mt76.mutex); - - if (cmd == SET_KEY && !sta && !mvif->mt76.cipher) { - mvif->mt76.cipher = mt76_connac_mcu_get_cipher(key->cipher); - mt7996_mcu_add_bss_info(phy, vif, true); - } - - if (cmd == SET_KEY) { - *wcid_keyidx = idx; - } else { - if (idx == *wcid_keyidx) - *wcid_keyidx = -1; - goto out; - } + if (!mt7996_vif_link_phy(&mvif->deflink)) + return 0; /* defer until after link add */ - mt76_wcid_key_setup(&dev->mt76, wcid, key); - - if (key->keyidx == 6 || key->keyidx == 7) - err = mt7996_mcu_bcn_prot_enable(dev, vif, key); - else - err = mt7996_mcu_add_key(&dev->mt76, vif, key, - MCU_WMWA_UNI_CMD(STA_REC_UPDATE), - &msta->wcid, cmd); -out: + mutex_lock(&dev->mt76.mutex); + err = mt7996_set_hw_key(hw, cmd, vif, sta, key); mutex_unlock(&dev->mt76.mutex); return err; @@ -393,42 +593,6 @@ out: static int mt7996_config(struct ieee80211_hw *hw, u32 changed) { - struct mt7996_dev *dev = mt7996_hw_dev(hw); - struct mt7996_phy *phy = mt7996_hw_phy(hw); - int ret; - - if (changed & IEEE80211_CONF_CHANGE_CHANNEL) { - ieee80211_stop_queues(hw); - ret = mt7996_set_channel(phy); - if (ret) - return ret; - ieee80211_wake_queues(hw); - } - - if (changed & (IEEE80211_CONF_CHANGE_POWER | - IEEE80211_CONF_CHANGE_CHANNEL)) { - ret = mt7996_mcu_set_txpower_sku(phy); - if (ret) - return ret; - } - - mutex_lock(&dev->mt76.mutex); - - if (changed & IEEE80211_CONF_CHANGE_MONITOR) { - bool enabled = !!(hw->conf.flags & IEEE80211_CONF_MONITOR); - - if (!enabled) - phy->rxfilter |= MT_WF_RFCR_DROP_OTHER_UC; - else - phy->rxfilter &= ~MT_WF_RFCR_DROP_OTHER_UC; - - mt76_rmw_field(dev, MT_DMA_DCR0(phy->mt76->band_idx), - MT_DMA_DCR0_RXD_G5_EN, enabled); - mt76_wr(dev, MT_WF_RFCR(phy->mt76->band_idx), phy->rxfilter); - } - - mutex_unlock(&dev->mt76.mutex); - return 0; } @@ -437,8 +601,9 @@ mt7996_conf_tx(struct ieee80211_hw *hw, struct ieee80211_vif *vif, unsigned int link_id, u16 queue, const struct ieee80211_tx_queue_params *params) { - struct mt7996_vif *mvif = (struct mt7996_vif *)vif->drv_priv; - const u8 mq_to_aci[] = { + struct mt7996_dev *dev = mt7996_hw_dev(hw); + struct mt7996_vif_link *mlink = mt7996_vif_link(dev, vif, link_id); + static const u8 mq_to_aci[] = { [IEEE80211_AC_VO] = 3, [IEEE80211_AC_VI] = 2, [IEEE80211_AC_BE] = 0, @@ -446,7 +611,7 @@ mt7996_conf_tx(struct ieee80211_hw *hw, struct ieee80211_vif *vif, }; /* firmware uses access class index */ - mvif->queue_params[mq_to_aci[queue]] = *params; + mlink->queue_params[mq_to_aci[queue]] = *params; /* no need to update right away, we'll get BSS_CHANGED_QOS */ return 0; @@ -458,34 +623,18 @@ static void mt7996_configure_filter(struct ieee80211_hw *hw, u64 multicast) { struct mt7996_dev *dev = mt7996_hw_dev(hw); - struct mt7996_phy *phy = mt7996_hw_phy(hw); - u32 ctl_flags = MT_WF_RFCR1_DROP_ACK | - MT_WF_RFCR1_DROP_BF_POLL | - MT_WF_RFCR1_DROP_BA | - MT_WF_RFCR1_DROP_CFEND | - MT_WF_RFCR1_DROP_CFACK; + struct mt7996_phy *phy; + u32 filter_mask = 0, filter_set = 0; u32 flags = 0; -#define MT76_FILTER(_flag, _hw) do { \ - flags |= *total_flags & FIF_##_flag; \ - phy->rxfilter &= ~(_hw); \ - phy->rxfilter |= !(flags & FIF_##_flag) * (_hw); \ +#define MT76_FILTER(_flag, _hw) do { \ + flags |= *total_flags & FIF_##_flag; \ + filter_mask |= (_hw); \ + filter_set |= !(flags & FIF_##_flag) * (_hw); \ } while (0) mutex_lock(&dev->mt76.mutex); - phy->rxfilter &= ~(MT_WF_RFCR_DROP_OTHER_BSS | - MT_WF_RFCR_DROP_OTHER_BEACON | - MT_WF_RFCR_DROP_FRAME_REPORT | - MT_WF_RFCR_DROP_PROBEREQ | - MT_WF_RFCR_DROP_MCAST_FILTERED | - MT_WF_RFCR_DROP_MCAST | - MT_WF_RFCR_DROP_BCAST | - MT_WF_RFCR_DROP_DUPLICATE | - MT_WF_RFCR_DROP_A2_BSSID | - MT_WF_RFCR_DROP_UNWANTED_CTL | - MT_WF_RFCR_DROP_STBC_MULTI); - MT76_FILTER(OTHER_BSS, MT_WF_RFCR_DROP_OTHER_TIM | MT_WF_RFCR_DROP_A3_MAC | MT_WF_RFCR_DROP_A3_BSSID); @@ -494,57 +643,69 @@ static void mt7996_configure_filter(struct ieee80211_hw *hw, MT76_FILTER(CONTROL, MT_WF_RFCR_DROP_CTS | MT_WF_RFCR_DROP_RTS | - MT_WF_RFCR_DROP_CTL_RSV | - MT_WF_RFCR_DROP_NDPA); + MT_WF_RFCR_DROP_CTL_RSV); *total_flags = flags; - mt76_wr(dev, MT_WF_RFCR(phy->mt76->band_idx), phy->rxfilter); - if (*total_flags & FIF_CONTROL) - mt76_clear(dev, MT_WF_RFCR1(phy->mt76->band_idx), ctl_flags); - else - mt76_set(dev, MT_WF_RFCR1(phy->mt76->band_idx), ctl_flags); + mt7996_for_each_phy(dev, phy) { + phy->rxfilter &= ~(MT_WF_RFCR_DROP_OTHER_BSS | + MT_WF_RFCR_DROP_OTHER_BEACON | + MT_WF_RFCR_DROP_FRAME_REPORT | + MT_WF_RFCR_DROP_PROBEREQ | + MT_WF_RFCR_DROP_MCAST_FILTERED | + MT_WF_RFCR_DROP_MCAST | + MT_WF_RFCR_DROP_BCAST | + MT_WF_RFCR_DROP_DUPLICATE | + MT_WF_RFCR_DROP_A2_BSSID | + MT_WF_RFCR_DROP_UNWANTED_CTL | + MT_WF_RFCR_DROP_STBC_MULTI | + filter_mask); + phy->rxfilter |= filter_set; + mt7996_phy_set_rxfilter(phy); + } mutex_unlock(&dev->mt76.mutex); } -static void -mt7996_update_bss_color(struct ieee80211_hw *hw, - struct ieee80211_vif *vif, - struct cfg80211_he_bss_color *bss_color) +static int +mt7996_get_txpower(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + unsigned int link_id, int *dbm) { + struct mt7996_vif *mvif = (struct mt7996_vif *)vif->drv_priv; + struct mt7996_phy *phy = mt7996_vif_link_phy(&mvif->deflink); struct mt7996_dev *dev = mt7996_hw_dev(hw); + struct wireless_dev *wdev; + int n_chains, delta, i; - switch (vif->type) { - case NL80211_IFTYPE_AP: { - struct mt7996_vif *mvif = (struct mt7996_vif *)vif->drv_priv; + if (!phy) { + wdev = ieee80211_vif_to_wdev(vif); + for (i = 0; i < hw->wiphy->n_radio; i++) + if (wdev->radio_mask & BIT(i)) + phy = dev->radio_phy[i]; - if (mvif->mt76.omac_idx > HW_BSSID_MAX) - return; - fallthrough; - } - case NL80211_IFTYPE_STATION: - mt7996_mcu_update_bss_color(dev, vif, bss_color); - break; - default: - break; + if (!phy) + return -EINVAL; } + + n_chains = hweight16(phy->mt76->chainmask); + delta = mt76_tx_power_path_delta(n_chains); + *dbm = DIV_ROUND_UP(phy->mt76->txpower_cur + delta, 2); + + return 0; } static u8 -mt7996_get_rates_table(struct ieee80211_hw *hw, struct ieee80211_vif *vif, +mt7996_get_rates_table(struct mt7996_phy *phy, struct ieee80211_bss_conf *conf, bool beacon, bool mcast) { - struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; - struct mt76_phy *mphy = hw->priv; + struct mt7996_dev *dev = phy->dev; + struct mt76_vif_link *mvif = mt76_vif_conf_link(&dev->mt76, conf->vif, conf); u16 rate; u8 i, idx; - rate = mt76_connac2_mac_tx_rate_val(mphy, vif, beacon, mcast); + rate = mt76_connac2_mac_tx_rate_val(phy->mt76, conf, beacon, mcast); if (beacon) { - struct mt7996_phy *phy = mphy->priv; - /* odd index for driver, even index for firmware */ idx = MT7996_BEACON_RATES_TBL + 2 * phy->mt76->band_idx; if (phy->beacon_rate != rate) @@ -562,12 +723,11 @@ mt7996_get_rates_table(struct ieee80211_hw *hw, struct ieee80211_vif *vif, } static void -mt7996_update_mu_group(struct ieee80211_hw *hw, struct ieee80211_vif *vif, +mt7996_update_mu_group(struct ieee80211_hw *hw, struct mt7996_vif_link *link, struct ieee80211_bss_conf *info) { - struct mt7996_vif *mvif = (struct mt7996_vif *)vif->drv_priv; struct mt7996_dev *dev = mt7996_hw_dev(hw); - u8 band = mvif->mt76.band_idx; + u8 band = link->mt76.band_idx; u32 *mu; mu = (u32 *)info->mu_group.membership; @@ -581,72 +741,127 @@ mt7996_update_mu_group(struct ieee80211_hw *hw, struct ieee80211_vif *vif, mt76_wr(dev, MT_WF_PHYRX_BAND_GID_TAB_POS3(band), mu[3]); } -static void mt7996_bss_info_changed(struct ieee80211_hw *hw, - struct ieee80211_vif *vif, - struct ieee80211_bss_conf *info, - u64 changed) +static void +mt7996_vif_cfg_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + u64 changed) { - struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; - struct mt7996_phy *phy = mt7996_hw_phy(hw); struct mt7996_dev *dev = mt7996_hw_dev(hw); mutex_lock(&dev->mt76.mutex); + if ((changed & BSS_CHANGED_ASSOC) && vif->cfg.assoc) { + struct ieee80211_bss_conf *link_conf; + unsigned long link_id; + + for_each_vif_active_link(vif, link_conf, link_id) { + struct mt7996_vif_link *link; + + link = mt7996_vif_link(dev, vif, link_id); + if (!link) + continue; + + if (!link->phy) + continue; + + mt7996_mcu_add_bss_info(link->phy, vif, link_conf, + &link->mt76, &link->msta_link, + true); + mt7996_mcu_add_sta(dev, link_conf, NULL, link, NULL, + CONN_STATE_PORT_SECURE, + !!(changed & BSS_CHANGED_BSSID)); + } + } + + mutex_unlock(&dev->mt76.mutex); +} + +static void +mt7996_link_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + struct ieee80211_bss_conf *info, u64 changed) +{ + struct mt7996_dev *dev = mt7996_hw_dev(hw); + struct mt7996_vif_link *link; + struct mt7996_phy *phy; + struct mt76_phy *mphy; + + mutex_lock(&dev->mt76.mutex); + + link = mt7996_vif_conf_link(dev, vif, info); + if (!link) + goto out; + + mphy = mt76_vif_link_phy(&link->mt76); + if (!mphy) + goto out; + + phy = mphy->priv; + /* station mode uses BSSID to map the wlan entry to a peer, * and then peer references bss_info_rfch to set bandwidth cap. */ if ((changed & BSS_CHANGED_BSSID && !is_zero_ether_addr(info->bssid)) || - (changed & BSS_CHANGED_ASSOC && vif->cfg.assoc) || (changed & BSS_CHANGED_BEACON_ENABLED && info->enable_beacon)) { - mt7996_mcu_add_bss_info(phy, vif, true); - mt7996_mcu_add_sta(dev, vif, NULL, true); + mt7996_mcu_add_bss_info(phy, vif, info, &link->mt76, + &link->msta_link, true); + mt7996_mcu_add_sta(dev, info, NULL, link, NULL, + CONN_STATE_PORT_SECURE, + !!(changed & BSS_CHANGED_BSSID)); } - if (changed & BSS_CHANGED_ERP_CTS_PROT) - mt7996_mac_enable_rtscts(dev, vif, info->use_cts_prot); - if (changed & BSS_CHANGED_ERP_SLOT) { int slottime = info->use_short_slot ? 9 : 20; if (slottime != phy->slottime) { phy->slottime = slottime; - mt7996_mcu_set_timing(phy, vif); + mt7996_mcu_set_timing(phy, vif, info); } } if (changed & BSS_CHANGED_MCAST_RATE) - mvif->mcast_rates_idx = - mt7996_get_rates_table(hw, vif, false, true); + link->mt76.mcast_rates_idx = + mt7996_get_rates_table(phy, info, false, true); if (changed & BSS_CHANGED_BASIC_RATES) - mvif->basic_rates_idx = - mt7996_get_rates_table(hw, vif, false, false); + link->mt76.basic_rates_idx = + mt7996_get_rates_table(phy, info, false, false); /* ensure that enable txcmd_mode after bss_info */ if (changed & (BSS_CHANGED_QOS | BSS_CHANGED_BEACON_ENABLED)) - mt7996_mcu_set_tx(dev, vif); + mt7996_mcu_set_tx(dev, vif, info); if (changed & BSS_CHANGED_HE_OBSS_PD) - mt7996_mcu_add_obss_spr(phy, vif, &info->he_obss_pd); - - if (changed & BSS_CHANGED_HE_BSS_COLOR) - mt7996_update_bss_color(hw, vif, &info->he_bss_color); + mt7996_mcu_add_obss_spr(phy, link, &info->he_obss_pd); + + if (changed & BSS_CHANGED_HE_BSS_COLOR) { + if ((vif->type == NL80211_IFTYPE_AP && + link->mt76.omac_idx <= HW_BSSID_MAX) || + vif->type == NL80211_IFTYPE_STATION) + mt7996_mcu_update_bss_color(dev, &link->mt76, + &info->he_bss_color); + } if (changed & (BSS_CHANGED_BEACON | BSS_CHANGED_BEACON_ENABLED)) { - mvif->beacon_rates_idx = - mt7996_get_rates_table(hw, vif, true, false); + link->mt76.beacon_rates_idx = + mt7996_get_rates_table(phy, info, true, false); - mt7996_mcu_add_beacon(hw, vif, info->enable_beacon); + mt7996_mcu_add_beacon(hw, vif, info); } if (changed & (BSS_CHANGED_UNSOL_BCAST_PROBE_RESP | BSS_CHANGED_FILS_DISCOVERY)) - mt7996_mcu_beacon_inband_discov(dev, vif, changed); + mt7996_mcu_beacon_inband_discov(dev, info, link, changed); if (changed & BSS_CHANGED_MU_GROUPS) - mt7996_update_mu_group(hw, vif, info); + mt7996_update_mu_group(hw, link, info); + + if (changed & BSS_CHANGED_TXPOWER && + info->txpower != phy->txpower) { + phy->txpower = info->txpower; + mt7996_mcu_set_txpower_sku(phy); + } +out: mutex_unlock(&dev->mt76.mutex); } @@ -658,64 +873,331 @@ mt7996_channel_switch_beacon(struct ieee80211_hw *hw, struct mt7996_dev *dev = mt7996_hw_dev(hw); mutex_lock(&dev->mt76.mutex); - mt7996_mcu_add_beacon(hw, vif, true); + mt7996_mcu_add_beacon(hw, vif, &vif->bss_conf); mutex_unlock(&dev->mt76.mutex); } -int mt7996_mac_sta_add(struct mt76_dev *mdev, struct ieee80211_vif *vif, - struct ieee80211_sta *sta) +static int +mt7996_mac_sta_init_link(struct mt7996_dev *dev, + struct ieee80211_bss_conf *link_conf, + struct ieee80211_link_sta *link_sta, + struct mt7996_vif_link *link, unsigned int link_id) { - struct mt7996_dev *dev = container_of(mdev, struct mt7996_dev, mt76); + struct ieee80211_sta *sta = link_sta->sta; struct mt7996_sta *msta = (struct mt7996_sta *)sta->drv_priv; - struct mt7996_vif *mvif = (struct mt7996_vif *)vif->drv_priv; - u8 band_idx = mvif->phy->mt76->band_idx; - int ret, idx; + struct mt7996_phy *phy = link->phy; + struct mt7996_sta_link *msta_link; + int idx; idx = mt76_wcid_alloc(dev->mt76.wcid_mask, MT7996_WTBL_STA); if (idx < 0) return -ENOSPC; - INIT_LIST_HEAD(&msta->rc_list); - INIT_LIST_HEAD(&msta->wcid.poll_list); - msta->vif = mvif; - msta->wcid.sta = 1; - msta->wcid.idx = idx; - msta->wcid.phy_idx = band_idx; - msta->wcid.tx_info |= MT_WCID_TX_INFO_SET; + if (msta->deflink_id == IEEE80211_LINK_UNSPECIFIED) { + int i; - ewma_avg_signal_init(&msta->avg_ack_signal); + msta_link = &msta->deflink; + msta->deflink_id = link_id; - mt7996_mac_wtbl_update(dev, idx, + for (i = 0; i < ARRAY_SIZE(sta->txq); i++) { + struct mt76_txq *mtxq; + + if (!sta->txq[i]) + continue; + + mtxq = (struct mt76_txq *)sta->txq[i]->drv_priv; + mtxq->wcid = idx; + } + } else { + msta_link = kzalloc(sizeof(*msta_link), GFP_KERNEL); + if (!msta_link) + return -ENOMEM; + } + + INIT_LIST_HEAD(&msta_link->rc_list); + INIT_LIST_HEAD(&msta_link->wcid.poll_list); + msta_link->sta = msta; + msta_link->wcid.sta = 1; + msta_link->wcid.idx = idx; + msta_link->wcid.link_id = link_id; + + ewma_avg_signal_init(&msta_link->avg_ack_signal); + ewma_signal_init(&msta_link->wcid.rssi); + + rcu_assign_pointer(msta->link[link_id], msta_link); + + mt7996_mac_wtbl_update(dev, idx, MT_WTBL_UPDATE_ADM_COUNT_CLEAR); + mt7996_mcu_add_sta(dev, link_conf, link_sta, link, msta_link, + CONN_STATE_DISCONNECT, true); + + rcu_assign_pointer(dev->mt76.wcid[idx], &msta_link->wcid); + mt76_wcid_init(&msta_link->wcid, phy->mt76->band_idx); + + return 0; +} + +static void +mt7996_mac_sta_deinit_link(struct mt7996_dev *dev, + struct mt7996_sta_link *msta_link) +{ + int i; + + for (i = 0; i < ARRAY_SIZE(msta_link->wcid.aggr); i++) + mt76_rx_aggr_stop(&dev->mt76, &msta_link->wcid, i); + + mt7996_mac_wtbl_update(dev, msta_link->wcid.idx, MT_WTBL_UPDATE_ADM_COUNT_CLEAR); - ret = mt7996_mcu_add_sta(dev, vif, sta, true); - if (ret) - return ret; + spin_lock_bh(&dev->mt76.sta_poll_lock); + if (!list_empty(&msta_link->wcid.poll_list)) + list_del_init(&msta_link->wcid.poll_list); + if (!list_empty(&msta_link->rc_list)) + list_del_init(&msta_link->rc_list); + spin_unlock_bh(&dev->mt76.sta_poll_lock); - return mt7996_mcu_add_rate_ctrl(dev, vif, sta, false); + mt76_wcid_cleanup(&dev->mt76, &msta_link->wcid); + mt76_wcid_mask_clear(dev->mt76.wcid_mask, msta_link->wcid.idx); } -void mt7996_mac_sta_remove(struct mt76_dev *mdev, struct ieee80211_vif *vif, - struct ieee80211_sta *sta) +static void +mt7996_mac_sta_remove_links(struct mt7996_dev *dev, struct ieee80211_sta *sta, + unsigned long links) { + struct mt7996_sta *msta = (struct mt7996_sta *)sta->drv_priv; + struct mt76_dev *mdev = &dev->mt76; + unsigned int link_id; + + for_each_set_bit(link_id, &links, IEEE80211_MLD_MAX_NUM_LINKS) { + struct mt7996_sta_link *msta_link = NULL; + + msta_link = rcu_replace_pointer(msta->link[link_id], msta_link, + lockdep_is_held(&mdev->mutex)); + if (!msta_link) + continue; + + mt7996_mac_sta_deinit_link(dev, msta_link); + if (msta->deflink_id == link_id) { + msta->deflink_id = IEEE80211_LINK_UNSPECIFIED; + continue; + } + + kfree_rcu(msta_link, rcu_head); + } +} + +static int +mt7996_mac_sta_add_links(struct mt7996_dev *dev, struct ieee80211_vif *vif, + struct ieee80211_sta *sta, unsigned long new_links) +{ + struct mt7996_sta *msta = (struct mt7996_sta *)sta->drv_priv; + unsigned int link_id; + int err = 0; + + for_each_set_bit(link_id, &new_links, IEEE80211_MLD_MAX_NUM_LINKS) { + struct ieee80211_bss_conf *link_conf; + struct ieee80211_link_sta *link_sta; + struct mt7996_vif_link *link; + + if (rcu_access_pointer(msta->link[link_id])) + continue; + + link_conf = link_conf_dereference_protected(vif, link_id); + if (!link_conf) { + err = -EINVAL; + goto error_unlink; + } + + link = mt7996_vif_link(dev, vif, link_id); + if (!link) { + err = -EINVAL; + goto error_unlink; + } + + link_sta = link_sta_dereference_protected(sta, link_id); + if (!link_sta) { + err = -EINVAL; + goto error_unlink; + } + + err = mt7996_mac_sta_init_link(dev, link_conf, link_sta, link, + link_id); + if (err) + goto error_unlink; + } + + return 0; + +error_unlink: + mt7996_mac_sta_remove_links(dev, sta, new_links); + + return err; +} + +static int +mt7996_mac_sta_change_links(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + struct ieee80211_sta *sta, u16 old_links, + u16 new_links) +{ + struct mt7996_dev *dev = mt7996_hw_dev(hw); + unsigned long add = new_links & ~old_links; + unsigned long rem = old_links & ~new_links; + int ret; + + mutex_lock(&dev->mt76.mutex); + + mt7996_mac_sta_remove_links(dev, sta, rem); + ret = mt7996_mac_sta_add_links(dev, vif, sta, add); + + mutex_unlock(&dev->mt76.mutex); + + return ret; +} + +static int +mt7996_mac_sta_add(struct mt76_phy *mphy, struct ieee80211_vif *vif, + struct ieee80211_sta *sta) +{ + struct mt76_dev *mdev = mphy->dev; struct mt7996_dev *dev = container_of(mdev, struct mt7996_dev, mt76); struct mt7996_sta *msta = (struct mt7996_sta *)sta->drv_priv; - int i; + struct mt7996_vif *mvif = (struct mt7996_vif *)vif->drv_priv; + unsigned long links = sta->mlo ? sta->valid_links : BIT(0); + int err; - mt7996_mcu_add_sta(dev, vif, sta, false); + mutex_lock(&mdev->mutex); - mt7996_mac_wtbl_update(dev, msta->wcid.idx, - MT_WTBL_UPDATE_ADM_COUNT_CLEAR); + msta->deflink_id = IEEE80211_LINK_UNSPECIFIED; + msta->vif = mvif; + err = mt7996_mac_sta_add_links(dev, vif, sta, links); + if (!err) + mphy->num_sta++; - for (i = 0; i < ARRAY_SIZE(msta->twt.flow); i++) - mt7996_mac_twt_teardown_flow(dev, msta, i); + mutex_unlock(&mdev->mutex); - spin_lock_bh(&mdev->sta_poll_lock); - if (!list_empty(&msta->wcid.poll_list)) - list_del_init(&msta->wcid.poll_list); - if (!list_empty(&msta->rc_list)) - list_del_init(&msta->rc_list); - spin_unlock_bh(&mdev->sta_poll_lock); + return err; +} + +static int +mt7996_mac_sta_event(struct mt7996_dev *dev, struct ieee80211_vif *vif, + struct ieee80211_sta *sta, enum mt76_sta_event ev) +{ + struct mt7996_sta *msta = (struct mt7996_sta *)sta->drv_priv; + unsigned long links = sta->valid_links; + struct ieee80211_link_sta *link_sta; + unsigned int link_id; + + for_each_sta_active_link(vif, sta, link_sta, link_id) { + struct ieee80211_bss_conf *link_conf; + struct mt7996_sta_link *msta_link; + struct mt7996_vif_link *link; + int i, err; + + link_conf = link_conf_dereference_protected(vif, link_id); + if (!link_conf) + continue; + + link = mt7996_vif_link(dev, vif, link_id); + if (!link) + continue; + + msta_link = mt76_dereference(msta->link[link_id], &dev->mt76); + if (!msta_link) + continue; + + switch (ev) { + case MT76_STA_EVENT_ASSOC: + err = mt7996_mcu_add_sta(dev, link_conf, link_sta, + link, msta_link, + CONN_STATE_CONNECT, true); + if (err) + return err; + + err = mt7996_mcu_add_rate_ctrl(dev, msta_link->sta, vif, + link_id, false); + if (err) + return err; + + msta_link->wcid.tx_info |= MT_WCID_TX_INFO_SET; + msta_link->wcid.sta = 1; + break; + case MT76_STA_EVENT_AUTHORIZE: + err = mt7996_mcu_add_sta(dev, link_conf, link_sta, + link, msta_link, + CONN_STATE_PORT_SECURE, false); + if (err) + return err; + break; + case MT76_STA_EVENT_DISASSOC: + for (i = 0; i < ARRAY_SIZE(msta_link->twt.flow); i++) + mt7996_mac_twt_teardown_flow(dev, link, + msta_link, i); + + if (sta->mlo && links == BIT(link_id)) /* last link */ + mt7996_mcu_teardown_mld_sta(dev, link, + msta_link); + else + mt7996_mcu_add_sta(dev, link_conf, link_sta, + link, msta_link, + CONN_STATE_DISCONNECT, false); + msta_link->wcid.sta_disabled = 1; + msta_link->wcid.sta = 0; + links = links & ~BIT(link_id); + break; + } + } + + return 0; +} + +static void +mt7996_mac_sta_remove(struct mt76_phy *mphy, struct ieee80211_vif *vif, + struct ieee80211_sta *sta) +{ + struct mt76_dev *mdev = mphy->dev; + struct mt7996_dev *dev = container_of(mdev, struct mt7996_dev, mt76); + unsigned long links = sta->mlo ? sta->valid_links : BIT(0); + + mutex_lock(&mdev->mutex); + + mt7996_mac_sta_remove_links(dev, sta, links); + mphy->num_sta--; + + mutex_unlock(&mdev->mutex); +} + +static int +mt7996_sta_state(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + struct ieee80211_sta *sta, enum ieee80211_sta_state old_state, + enum ieee80211_sta_state new_state) +{ + struct mt76_phy *mphy = mt76_vif_phy(hw, vif); + struct mt7996_dev *dev = mt7996_hw_dev(hw); + enum mt76_sta_event ev; + + if (!mphy) + return -EINVAL; + + if (old_state == IEEE80211_STA_NOTEXIST && + new_state == IEEE80211_STA_NONE) + return mt7996_mac_sta_add(mphy, vif, sta); + + if (old_state == IEEE80211_STA_NONE && + new_state == IEEE80211_STA_NOTEXIST) + mt7996_mac_sta_remove(mphy, vif, sta); + + if (old_state == IEEE80211_STA_AUTH && + new_state == IEEE80211_STA_ASSOC) + ev = MT76_STA_EVENT_ASSOC; + else if (old_state == IEEE80211_STA_ASSOC && + new_state == IEEE80211_STA_AUTHORIZED) + ev = MT76_STA_EVENT_AUTHORIZE; + else if (old_state == IEEE80211_STA_ASSOC && + new_state == IEEE80211_STA_AUTH) + ev = MT76_STA_EVENT_DISASSOC; + else + return 0; + + return mt7996_mac_sta_event(dev, vif, sta, ev); } static void mt7996_tx(struct ieee80211_hw *hw, @@ -727,32 +1209,63 @@ static void mt7996_tx(struct ieee80211_hw *hw, struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb); struct ieee80211_vif *vif = info->control.vif; struct mt76_wcid *wcid = &dev->mt76.global_wcid; + u8 link_id = u32_get_bits(info->control.flags, + IEEE80211_TX_CTRL_MLO_LINK); - if (control->sta) { - struct mt7996_sta *sta; + rcu_read_lock(); - sta = (struct mt7996_sta *)control->sta->drv_priv; - wcid = &sta->wcid; - } + if (vif) { + struct mt7996_vif *mvif = (void *)vif->drv_priv; + struct mt76_vif_link *mlink; + + mlink = rcu_dereference(mvif->mt76.link[link_id]); + if (mlink && mlink->wcid) + wcid = mlink->wcid; - if (vif && !control->sta) { - struct mt7996_vif *mvif; + if (mvif->mt76.roc_phy && + (info->flags & IEEE80211_TX_CTL_TX_OFFCHAN)) { + mphy = mvif->mt76.roc_phy; + if (mphy->roc_link) + wcid = mphy->roc_link->wcid; + } else { + mphy = mt76_vif_link_phy(&mvif->deflink.mt76); + } + } - mvif = (struct mt7996_vif *)vif->drv_priv; - wcid = &mvif->sta.wcid; + if (!mphy) { + ieee80211_free_txskb(hw, skb); + goto unlock; } + if (control->sta) { + struct mt7996_sta *msta = (void *)control->sta->drv_priv; + struct mt7996_sta_link *msta_link; + + msta_link = rcu_dereference(msta->link[link_id]); + if (msta_link) + wcid = &msta_link->wcid; + } mt76_tx(mphy, control->sta, wcid, skb); +unlock: + rcu_read_unlock(); } static int mt7996_set_rts_threshold(struct ieee80211_hw *hw, u32 val) { - struct mt7996_phy *phy = mt7996_hw_phy(hw); - int ret; + struct mt7996_dev *dev = mt7996_hw_dev(hw); + int i, ret = 0; + + mutex_lock(&dev->mt76.mutex); - mutex_lock(&phy->dev->mt76.mutex); - ret = mt7996_mcu_set_rts_thresh(phy, val); - mutex_unlock(&phy->dev->mt76.mutex); + for (i = 0; i < hw->wiphy->n_radio; i++) { + struct mt7996_phy *phy = dev->radio_phy[i]; + + ret = mt7996_mcu_set_rts_thresh(phy, val); + if (ret) + break; + } + + mutex_unlock(&dev->mt76.mutex); return ret; } @@ -764,11 +1277,13 @@ mt7996_ampdu_action(struct ieee80211_hw *hw, struct ieee80211_vif *vif, enum ieee80211_ampdu_mlme_action action = params->action; struct mt7996_dev *dev = mt7996_hw_dev(hw); struct ieee80211_sta *sta = params->sta; - struct ieee80211_txq *txq = sta->txq[params->tid]; struct mt7996_sta *msta = (struct mt7996_sta *)sta->drv_priv; + struct ieee80211_txq *txq = sta->txq[params->tid]; + struct ieee80211_link_sta *link_sta; u16 tid = params->tid; u16 ssn = params->ssn; struct mt76_txq *mtxq; + unsigned int link_id; int ret = 0; if (!txq) @@ -777,93 +1292,108 @@ mt7996_ampdu_action(struct ieee80211_hw *hw, struct ieee80211_vif *vif, mtxq = (struct mt76_txq *)txq->drv_priv; mutex_lock(&dev->mt76.mutex); - switch (action) { - case IEEE80211_AMPDU_RX_START: - mt76_rx_aggr_start(&dev->mt76, &msta->wcid, tid, ssn, - params->buf_size); - ret = mt7996_mcu_add_rx_ba(dev, params, true); - break; - case IEEE80211_AMPDU_RX_STOP: - mt76_rx_aggr_stop(&dev->mt76, &msta->wcid, tid); - ret = mt7996_mcu_add_rx_ba(dev, params, false); - break; - case IEEE80211_AMPDU_TX_OPERATIONAL: - mtxq->aggr = true; - mtxq->send_bar = false; - ret = mt7996_mcu_add_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->wcid.ampdu_state); - ret = mt7996_mcu_add_tx_ba(dev, params, false); - break; - case IEEE80211_AMPDU_TX_START: - set_bit(tid, &msta->wcid.ampdu_state); - ret = IEEE80211_AMPDU_TX_START_IMMEDIATE; - break; - case IEEE80211_AMPDU_TX_STOP_CONT: - mtxq->aggr = false; - clear_bit(tid, &msta->wcid.ampdu_state); - ret = mt7996_mcu_add_tx_ba(dev, params, false); - ieee80211_stop_tx_ba_cb_irqsafe(vif, sta->addr, tid); - break; + + for_each_sta_active_link(vif, sta, link_sta, link_id) { + struct mt7996_sta_link *msta_link; + struct mt7996_vif_link *link; + + msta_link = mt76_dereference(msta->link[link_id], &dev->mt76); + if (!msta_link) + continue; + + link = mt7996_vif_link(dev, vif, link_id); + if (!link) + continue; + + switch (action) { + case IEEE80211_AMPDU_RX_START: + mt76_rx_aggr_start(&dev->mt76, &msta_link->wcid, tid, + ssn, params->buf_size); + ret = mt7996_mcu_add_rx_ba(dev, params, link, true); + break; + case IEEE80211_AMPDU_RX_STOP: + mt76_rx_aggr_stop(&dev->mt76, &msta_link->wcid, tid); + ret = mt7996_mcu_add_rx_ba(dev, params, link, false); + break; + case IEEE80211_AMPDU_TX_OPERATIONAL: + mtxq->aggr = true; + mtxq->send_bar = false; + ret = mt7996_mcu_add_tx_ba(dev, params, link, + msta_link, true); + break; + case IEEE80211_AMPDU_TX_STOP_FLUSH: + case IEEE80211_AMPDU_TX_STOP_FLUSH_CONT: + mtxq->aggr = false; + clear_bit(tid, &msta_link->wcid.ampdu_state); + ret = mt7996_mcu_add_tx_ba(dev, params, link, + msta_link, false); + break; + case IEEE80211_AMPDU_TX_START: + set_bit(tid, &msta_link->wcid.ampdu_state); + ret = IEEE80211_AMPDU_TX_START_IMMEDIATE; + break; + case IEEE80211_AMPDU_TX_STOP_CONT: + mtxq->aggr = false; + clear_bit(tid, &msta_link->wcid.ampdu_state); + ret = mt7996_mcu_add_tx_ba(dev, params, link, + msta_link, false); + break; + } + + if (ret) + break; } - mutex_unlock(&dev->mt76.mutex); - return ret; -} + if (action == IEEE80211_AMPDU_TX_STOP_CONT) + ieee80211_stop_tx_ba_cb_irqsafe(vif, sta->addr, tid); -static int -mt7996_sta_add(struct ieee80211_hw *hw, struct ieee80211_vif *vif, - struct ieee80211_sta *sta) -{ - return mt76_sta_state(hw, vif, sta, IEEE80211_STA_NOTEXIST, - IEEE80211_STA_NONE); -} + mutex_unlock(&dev->mt76.mutex); -static int -mt7996_sta_remove(struct ieee80211_hw *hw, struct ieee80211_vif *vif, - struct ieee80211_sta *sta) -{ - return mt76_sta_state(hw, vif, sta, IEEE80211_STA_NONE, - IEEE80211_STA_NOTEXIST); + return ret; } static int mt7996_get_stats(struct ieee80211_hw *hw, struct ieee80211_low_level_stats *stats) { - struct mt7996_phy *phy = mt7996_hw_phy(hw); struct mt7996_dev *dev = mt7996_hw_dev(hw); - struct mt76_mib_stats *mib = &phy->mib; + int i; mutex_lock(&dev->mt76.mutex); - stats->dot11RTSSuccessCount = mib->rts_cnt; - stats->dot11RTSFailureCount = mib->rts_retries_cnt; - stats->dot11FCSErrorCount = mib->fcs_err_cnt; - stats->dot11ACKFailureCount = mib->ack_fail_cnt; + memset(stats, 0, sizeof(*stats)); + for (i = 0; i < hw->wiphy->n_radio; i++) { + struct mt7996_phy *phy = dev->radio_phy[i]; + struct mt76_mib_stats *mib = &phy->mib; + + stats->dot11RTSSuccessCount += mib->rts_cnt; + stats->dot11RTSFailureCount += mib->rts_retries_cnt; + stats->dot11FCSErrorCount += mib->fcs_err_cnt; + stats->dot11ACKFailureCount += mib->ack_fail_cnt; + } mutex_unlock(&dev->mt76.mutex); return 0; } -u64 __mt7996_get_tsf(struct ieee80211_hw *hw, struct mt7996_vif *mvif) +u64 __mt7996_get_tsf(struct ieee80211_hw *hw, struct mt7996_vif_link *link) { struct mt7996_dev *dev = mt7996_hw_dev(hw); - struct mt7996_phy *phy = mt7996_hw_phy(hw); + struct mt7996_phy *phy = link->phy; union { u64 t64; u32 t32[2]; } tsf; u16 n; + if (!phy) + return 0; + lockdep_assert_held(&dev->mt76.mutex); - n = mvif->mt76.omac_idx > HW_BSSID_MAX ? HW_BSSID_0 - : mvif->mt76.omac_idx; + n = link->mt76.omac_idx > HW_BSSID_MAX ? HW_BSSID_0 + : link->mt76.omac_idx; /* TSF software read */ mt76_rmw(dev, MT_LPON_TCR(phy->mt76->band_idx, n), MT_LPON_TCR_SW_MODE, MT_LPON_TCR_SW_READ); @@ -881,7 +1411,7 @@ mt7996_get_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif) u64 ret; mutex_lock(&dev->mt76.mutex); - ret = __mt7996_get_tsf(hw, mvif); + ret = __mt7996_get_tsf(hw, &mvif->deflink); mutex_unlock(&dev->mt76.mutex); return ret; @@ -893,7 +1423,8 @@ mt7996_set_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif, { struct mt7996_vif *mvif = (struct mt7996_vif *)vif->drv_priv; struct mt7996_dev *dev = mt7996_hw_dev(hw); - struct mt7996_phy *phy = mt7996_hw_phy(hw); + struct mt7996_vif_link *link; + struct mt7996_phy *phy; union { u64 t64; u32 t32[2]; @@ -902,14 +1433,23 @@ mt7996_set_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif, mutex_lock(&dev->mt76.mutex); - n = mvif->mt76.omac_idx > HW_BSSID_MAX ? HW_BSSID_0 - : mvif->mt76.omac_idx; + link = mt7996_vif_link(dev, vif, mvif->mt76.deflink_id); + if (!link) + goto unlock; + + n = link->mt76.omac_idx > HW_BSSID_MAX ? HW_BSSID_0 + : link->mt76.omac_idx; + phy = link->phy; + if (!phy) + goto unlock; + mt76_wr(dev, MT_LPON_UTTR0(phy->mt76->band_idx), tsf.t32[0]); mt76_wr(dev, MT_LPON_UTTR1(phy->mt76->band_idx), tsf.t32[1]); /* TSF software overwrite */ mt76_rmw(dev, MT_LPON_TCR(phy->mt76->band_idx, n), MT_LPON_TCR_SW_MODE, MT_LPON_TCR_SW_WRITE); +unlock: mutex_unlock(&dev->mt76.mutex); } @@ -919,7 +1459,8 @@ mt7996_offset_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif, { struct mt7996_vif *mvif = (struct mt7996_vif *)vif->drv_priv; struct mt7996_dev *dev = mt7996_hw_dev(hw); - struct mt7996_phy *phy = mt7996_hw_phy(hw); + struct mt7996_vif_link *link; + struct mt7996_phy *phy; union { u64 t64; u32 t32[2]; @@ -928,26 +1469,37 @@ mt7996_offset_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif, mutex_lock(&dev->mt76.mutex); - n = mvif->mt76.omac_idx > HW_BSSID_MAX ? HW_BSSID_0 - : mvif->mt76.omac_idx; + link = mt7996_vif_link(dev, vif, mvif->mt76.deflink_id); + if (!link) + goto unlock; + + phy = link->phy; + if (!phy) + goto unlock; + + n = link->mt76.omac_idx > HW_BSSID_MAX ? HW_BSSID_0 + : link->mt76.omac_idx; mt76_wr(dev, MT_LPON_UTTR0(phy->mt76->band_idx), tsf.t32[0]); mt76_wr(dev, MT_LPON_UTTR1(phy->mt76->band_idx), tsf.t32[1]); /* TSF software adjust*/ mt76_rmw(dev, MT_LPON_TCR(phy->mt76->band_idx, n), MT_LPON_TCR_SW_MODE, MT_LPON_TCR_SW_ADJUST); +unlock: mutex_unlock(&dev->mt76.mutex); } static void mt7996_set_coverage_class(struct ieee80211_hw *hw, s16 coverage_class) { - struct mt7996_phy *phy = mt7996_hw_phy(hw); - struct mt7996_dev *dev = phy->dev; + struct mt7996_dev *dev = mt7996_hw_dev(hw); + struct mt7996_phy *phy; mutex_lock(&dev->mt76.mutex); - phy->coverage_class = max_t(s16, coverage_class, 0); - mt7996_mac_set_coverage_class(phy); + mt7996_for_each_phy(dev, phy) { + phy->coverage_class = max_t(s16, coverage_class, 0); + mt7996_mac_set_coverage_class(phy); + } mutex_unlock(&dev->mt76.mutex); } @@ -955,33 +1507,34 @@ static int mt7996_set_antenna(struct ieee80211_hw *hw, u32 tx_ant, u32 rx_ant) { struct mt7996_dev *dev = mt7996_hw_dev(hw); - struct mt7996_phy *phy = mt7996_hw_phy(hw); - int max_nss = hweight8(hw->wiphy->available_antennas_tx); - u8 band_idx = phy->mt76->band_idx, shift = dev->chainshift[band_idx]; + int i; - if (!tx_ant || tx_ant != rx_ant || ffs(tx_ant) > max_nss) + if (tx_ant != rx_ant) return -EINVAL; - if ((BIT(hweight8(tx_ant)) - 1) != tx_ant) - tx_ant = BIT(ffs(tx_ant) - 1) - 1; + for (i = 0; i < hw->wiphy->n_radio; i++) { + struct mt7996_phy *phy = dev->radio_phy[i]; + + if (!(tx_ant & phy->orig_chainmask)) + return -EINVAL; + } mutex_lock(&dev->mt76.mutex); - phy->mt76->antenna_mask = tx_ant; + for (i = 0; i < hw->wiphy->n_radio; i++) { + struct mt7996_phy *phy = dev->radio_phy[i]; + u8 band_idx = phy->mt76->band_idx; + u8 shift = dev->chainshift[band_idx]; - /* restore to the origin chainmask which might have auxiliary path */ - if (hweight8(tx_ant) == max_nss && band_idx < MT_BAND2) - phy->mt76->chainmask = ((dev->chainmask >> shift) & - (BIT(dev->chainshift[band_idx + 1] - shift) - 1)) << shift; - else if (hweight8(tx_ant) == max_nss) - phy->mt76->chainmask = (dev->chainmask >> shift) << shift; - else - phy->mt76->chainmask = tx_ant << shift; + phy->mt76->chainmask = tx_ant & phy->orig_chainmask; + phy->mt76->antenna_mask = (phy->mt76->chainmask >> shift) & + phy->orig_antenna_mask; - mt76_set_stream_caps(phy->mt76, true); - mt7996_set_stream_vht_txbf_caps(phy); - mt7996_set_stream_he_eht_caps(phy); - mt7996_mcu_set_txpower_sku(phy); + mt76_set_stream_caps(phy->mt76, true); + mt7996_set_stream_vht_txbf_caps(phy); + mt7996_set_stream_he_eht_caps(phy); + mt7996_mcu_set_txpower_sku(phy); + } mutex_unlock(&dev->mt76.mutex); @@ -993,9 +1546,10 @@ static void mt7996_sta_statistics(struct ieee80211_hw *hw, struct ieee80211_sta *sta, struct station_info *sinfo) { - struct mt7996_phy *phy = mt7996_hw_phy(hw); + struct mt7996_dev *dev = mt7996_hw_dev(hw); struct mt7996_sta *msta = (struct mt7996_sta *)sta->drv_priv; - struct rate_info *txrate = &msta->wcid.rate; + struct mt7996_sta_link *msta_link = &msta->deflink; + struct rate_info *txrate = &msta_link->wcid.rate; if (txrate->legacy || txrate->flags) { if (txrate->legacy) { @@ -1015,55 +1569,67 @@ static void mt7996_sta_statistics(struct ieee80211_hw *hw, sinfo->txrate.flags = txrate->flags; sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_BITRATE); - sinfo->tx_failed = msta->wcid.stats.tx_failed; + sinfo->tx_failed = msta_link->wcid.stats.tx_failed; sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_FAILED); - sinfo->tx_retries = msta->wcid.stats.tx_retries; + sinfo->tx_retries = msta_link->wcid.stats.tx_retries; sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_RETRIES); - sinfo->ack_signal = (s8)msta->ack_signal; + sinfo->ack_signal = (s8)msta_link->ack_signal; sinfo->filled |= BIT_ULL(NL80211_STA_INFO_ACK_SIGNAL); - sinfo->avg_ack_signal = -(s8)ewma_avg_signal_read(&msta->avg_ack_signal); + sinfo->avg_ack_signal = + -(s8)ewma_avg_signal_read(&msta_link->avg_ack_signal); sinfo->filled |= BIT_ULL(NL80211_STA_INFO_ACK_SIGNAL_AVG); - if (mtk_wed_device_active(&phy->dev->mt76.mmio.wed)) { - sinfo->tx_bytes = msta->wcid.stats.tx_bytes; + if (mtk_wed_device_active(&dev->mt76.mmio.wed)) { + sinfo->tx_bytes = msta_link->wcid.stats.tx_bytes; sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_BYTES64); - sinfo->rx_bytes = msta->wcid.stats.rx_bytes; + sinfo->rx_bytes = msta_link->wcid.stats.rx_bytes; sinfo->filled |= BIT_ULL(NL80211_STA_INFO_RX_BYTES64); - sinfo->tx_packets = msta->wcid.stats.tx_packets; + sinfo->tx_packets = msta_link->wcid.stats.tx_packets; sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_PACKETS); - sinfo->rx_packets = msta->wcid.stats.rx_packets; + sinfo->rx_packets = msta_link->wcid.stats.rx_packets; sinfo->filled |= BIT_ULL(NL80211_STA_INFO_RX_PACKETS); } } -static void mt7996_sta_rc_work(void *data, struct ieee80211_sta *sta) +static void mt7996_link_rate_ctrl_update(void *data, struct ieee80211_sta *sta) { struct mt7996_sta *msta = (struct mt7996_sta *)sta->drv_priv; - struct mt7996_dev *dev = msta->vif->phy->dev; + struct mt7996_dev *dev = msta->vif->deflink.phy->dev; + struct mt7996_sta_link *msta_link; u32 *changed = data; + rcu_read_lock(); + + msta_link = rcu_dereference(msta->link[msta->deflink_id]); + if (!msta_link) + goto out; + spin_lock_bh(&dev->mt76.sta_poll_lock); - msta->changed |= *changed; - if (list_empty(&msta->rc_list)) - list_add_tail(&msta->rc_list, &dev->sta_rc_list); + + msta_link->changed |= *changed; + if (list_empty(&msta_link->rc_list)) + list_add_tail(&msta_link->rc_list, &dev->sta_rc_list); + spin_unlock_bh(&dev->mt76.sta_poll_lock); +out: + rcu_read_unlock(); } -static void mt7996_sta_rc_update(struct ieee80211_hw *hw, - struct ieee80211_vif *vif, - struct ieee80211_sta *sta, - u32 changed) +static void mt7996_link_sta_rc_update(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct ieee80211_link_sta *link_sta, + u32 changed) { - struct mt7996_phy *phy = mt7996_hw_phy(hw); - struct mt7996_dev *dev = phy->dev; + struct mt7996_dev *dev = mt7996_hw_dev(hw); + struct ieee80211_sta *sta = link_sta->sta; - mt7996_sta_rc_work(&changed, sta); + mt7996_link_rate_ctrl_update(&changed, sta); ieee80211_queue_work(hw, &dev->rc_work); } @@ -1071,12 +1637,11 @@ static int mt7996_set_bitrate_mask(struct ieee80211_hw *hw, struct ieee80211_vif *vif, const struct cfg80211_bitrate_mask *mask) { + struct mt7996_dev *dev = mt7996_hw_dev(hw); struct mt7996_vif *mvif = (struct mt7996_vif *)vif->drv_priv; - struct mt7996_phy *phy = mt7996_hw_phy(hw); - struct mt7996_dev *dev = phy->dev; u32 changed = IEEE80211_RC_SUPP_RATES_CHANGED; - mvif->bitrate_mask = *mask; + mvif->deflink.bitrate_mask = *mask; /* if multiple rates across different preambles are given we can * reconfigure this info with all peers using sta_rec command with @@ -1086,7 +1651,8 @@ mt7996_set_bitrate_mask(struct ieee80211_hw *hw, struct ieee80211_vif *vif, * - multiple rates: if it's not in range format i.e 0-{7,8,9} for VHT * then multiple MCS setting (MCS 4,5,6) is not supported. */ - ieee80211_iterate_stations_atomic(hw, mt7996_sta_rc_work, &changed); + ieee80211_iterate_stations_atomic(hw, mt7996_link_rate_ctrl_update, + &changed); ieee80211_queue_work(hw, &dev->rc_work); return 0; @@ -1097,15 +1663,37 @@ static void mt7996_sta_set_4addr(struct ieee80211_hw *hw, struct ieee80211_sta *sta, bool enabled) { - struct mt7996_dev *dev = mt7996_hw_dev(hw); struct mt7996_sta *msta = (struct mt7996_sta *)sta->drv_priv; + struct mt7996_dev *dev = mt7996_hw_dev(hw); + struct ieee80211_link_sta *link_sta; + unsigned int link_id; - if (enabled) - set_bit(MT_WCID_FLAG_4ADDR, &msta->wcid.flags); - else - clear_bit(MT_WCID_FLAG_4ADDR, &msta->wcid.flags); + mutex_lock(&dev->mt76.mutex); + + for_each_sta_active_link(vif, sta, link_sta, link_id) { + struct mt7996_sta_link *msta_link; + struct mt7996_vif_link *link; + + link = mt7996_vif_link(dev, vif, link_id); + if (!link) + continue; + + msta_link = mt76_dereference(msta->link[link_id], &dev->mt76); + if (!msta_link) + continue; + + if (enabled) + set_bit(MT_WCID_FLAG_4ADDR, &msta_link->wcid.flags); + else + clear_bit(MT_WCID_FLAG_4ADDR, &msta_link->wcid.flags); + + if (!msta_link->wcid.sta) + continue; - mt7996_mcu_wtbl_update_hdr_trans(dev, vif, sta); + mt7996_mcu_wtbl_update_hdr_trans(dev, vif, link, msta_link); + } + + mutex_unlock(&dev->mt76.mutex); } static void mt7996_sta_set_decap_offload(struct ieee80211_hw *hw, @@ -1113,15 +1701,39 @@ static void mt7996_sta_set_decap_offload(struct ieee80211_hw *hw, struct ieee80211_sta *sta, bool enabled) { - struct mt7996_dev *dev = mt7996_hw_dev(hw); struct mt7996_sta *msta = (struct mt7996_sta *)sta->drv_priv; + struct mt7996_dev *dev = mt7996_hw_dev(hw); + struct ieee80211_link_sta *link_sta; + unsigned int link_id; - if (enabled) - set_bit(MT_WCID_FLAG_HDR_TRANS, &msta->wcid.flags); - else - clear_bit(MT_WCID_FLAG_HDR_TRANS, &msta->wcid.flags); + mutex_lock(&dev->mt76.mutex); + + for_each_sta_active_link(vif, sta, link_sta, link_id) { + struct mt7996_sta_link *msta_link; + struct mt7996_vif_link *link; - mt7996_mcu_wtbl_update_hdr_trans(dev, vif, sta); + link = mt7996_vif_link(dev, vif, link_id); + if (!link) + continue; + + msta_link = mt76_dereference(msta->link[link_id], &dev->mt76); + if (!msta_link) + continue; + + if (enabled) + set_bit(MT_WCID_FLAG_HDR_TRANS, + &msta_link->wcid.flags); + else + clear_bit(MT_WCID_FLAG_HDR_TRANS, + &msta_link->wcid.flags); + + if (!msta_link->wcid.sta) + continue; + + mt7996_mcu_wtbl_update_hdr_trans(dev, vif, link, msta_link); + } + + mutex_unlock(&dev->mt76.mutex); } static const char mt7996_gstrings_stats[][ETH_GSTRING_LEN] = { @@ -1253,11 +1865,12 @@ static void mt7996_ethtool_worker(void *wi_data, struct ieee80211_sta *sta) { struct mt76_ethtool_worker_info *wi = wi_data; struct mt7996_sta *msta = (struct mt7996_sta *)sta->drv_priv; + struct mt7996_sta_link *msta_link = &msta->deflink; - if (msta->vif->mt76.idx != wi->idx) + if (msta->vif->deflink.mt76.idx != wi->idx) return; - mt76_ethtool_worker(wi, &msta->wcid.stats, true); + mt76_ethtool_worker(wi, &msta_link->wcid.stats, true); } static @@ -1266,16 +1879,19 @@ void mt7996_get_et_stats(struct ieee80211_hw *hw, struct ethtool_stats *stats, u64 *data) { struct mt7996_dev *dev = mt7996_hw_dev(hw); - struct mt7996_phy *phy = mt7996_hw_phy(hw); struct mt7996_vif *mvif = (struct mt7996_vif *)vif->drv_priv; + struct mt7996_phy *phy = mt7996_vif_link_phy(&mvif->deflink); struct mt76_mib_stats *mib = &phy->mib; struct mt76_ethtool_worker_info wi = { .data = data, - .idx = mvif->mt76.idx, + .idx = mvif->deflink.mt76.idx, }; /* See mt7996_ampdu_stat_read_phy, etc */ int i, ei = 0; + if (!phy) + return; + mutex_lock(&dev->mt76.mutex); mt7996_mac_update_stats(phy); @@ -1358,10 +1974,12 @@ mt7996_twt_teardown_request(struct ieee80211_hw *hw, u8 flowid) { struct mt7996_sta *msta = (struct mt7996_sta *)sta->drv_priv; + struct mt7996_sta_link *msta_link = &msta->deflink; + struct mt7996_vif_link *link = &msta->vif->deflink; struct mt7996_dev *dev = mt7996_hw_dev(hw); mutex_lock(&dev->mt76.mutex); - mt7996_mac_twt_teardown_flow(dev, msta, flowid); + mt7996_mac_twt_teardown_flow(dev, link, msta_link, flowid); mutex_unlock(&dev->mt76.mutex); } @@ -1369,11 +1987,18 @@ static int mt7996_set_radar_background(struct ieee80211_hw *hw, struct cfg80211_chan_def *chandef) { - struct mt7996_phy *phy = mt7996_hw_phy(hw); - struct mt7996_dev *dev = phy->dev; + struct mt7996_dev *dev = mt7996_hw_dev(hw); + struct mt7996_phy *phy; int ret = -EINVAL; bool running; + if (chandef) + phy = mt7996_band_phy(dev, chandef->chan->band); + else + phy = dev->rdd2_phy; + if (!phy) + return -EINVAL; + mutex_lock(&dev->mt76.mutex); if (dev->mt76.region == NL80211_DFS_UNSET) @@ -1425,8 +2050,27 @@ mt7996_net_fill_forward_path(struct ieee80211_hw *hw, struct mt7996_vif *mvif = (struct mt7996_vif *)vif->drv_priv; struct mt7996_sta *msta = (struct mt7996_sta *)sta->drv_priv; struct mt7996_dev *dev = mt7996_hw_dev(hw); - struct mt7996_phy *phy = mt7996_hw_phy(hw); struct mtk_wed_device *wed = &dev->mt76.mmio.wed; + struct mt7996_sta_link *msta_link; + struct mt7996_vif_link *link; + struct mt76_vif_link *mlink; + struct mt7996_phy *phy; + + mlink = rcu_dereference(mvif->mt76.link[msta->deflink_id]); + if (!mlink) + return -EIO; + + msta_link = rcu_dereference(msta->link[msta->deflink_id]); + if (!msta_link) + return -EIO; + + if (!msta_link->wcid.sta || msta_link->wcid.idx > MT7996_WTBL_STA) + return -EIO; + + link = (struct mt7996_vif_link *)mlink; + phy = mt7996_vif_link_phy(link); + if (!phy) + return -ENODEV; if (phy != &dev->phy && phy->mt76->band_idx == MT_BAND2) wed = &dev->mt76.mmio.wed_hif2; @@ -1434,15 +2078,12 @@ mt7996_net_fill_forward_path(struct ieee80211_hw *hw, if (!mtk_wed_device_active(wed)) return -ENODEV; - if (msta->wcid.idx > MT7996_WTBL_STA) - return -EIO; - path->type = DEV_PATH_MTK_WDMA; path->dev = ctx->dev; path->mtk_wdma.wdma_idx = wed->wdma_idx; - path->mtk_wdma.bss = mvif->mt76.idx; + path->mtk_wdma.bss = mlink->idx; path->mtk_wdma.queue = 0; - path->mtk_wdma.wcid = msta->wcid.idx; + path->mtk_wdma.wcid = msta_link->wcid.idx; path->mtk_wdma.amsdu = mtk_wed_is_amsdu_supported(wed); ctx->dev = NULL; @@ -1452,11 +2093,21 @@ mt7996_net_fill_forward_path(struct ieee80211_hw *hw, #endif +static int +mt7996_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]) +{ + return 0; +} + const struct ieee80211_ops mt7996_ops = { - .add_chanctx = ieee80211_emulate_add_chanctx, - .remove_chanctx = ieee80211_emulate_remove_chanctx, - .change_chanctx = ieee80211_emulate_change_chanctx, - .switch_vif_chanctx = ieee80211_emulate_switch_vif_chanctx, + .add_chanctx = mt76_add_chanctx, + .remove_chanctx = mt76_remove_chanctx, + .change_chanctx = mt76_change_chanctx, + .assign_vif_chanctx = mt76_assign_vif_chanctx, + .unassign_vif_chanctx = mt76_unassign_vif_chanctx, + .switch_vif_chanctx = mt76_switch_vif_chanctx, .tx = mt7996_tx, .start = mt7996_start, .stop = mt7996_stop, @@ -1465,19 +2116,21 @@ const struct ieee80211_ops mt7996_ops = { .config = mt7996_config, .conf_tx = mt7996_conf_tx, .configure_filter = mt7996_configure_filter, - .bss_info_changed = mt7996_bss_info_changed, - .sta_add = mt7996_sta_add, - .sta_remove = mt7996_sta_remove, + .vif_cfg_changed = mt7996_vif_cfg_changed, + .link_info_changed = mt7996_link_info_changed, + .sta_state = mt7996_sta_state, .sta_pre_rcu_remove = mt76_sta_pre_rcu_remove, - .sta_rc_update = mt7996_sta_rc_update, + .link_sta_rc_update = mt7996_link_sta_rc_update, .set_key = mt7996_set_key, .ampdu_action = mt7996_ampdu_action, .set_rts_threshold = mt7996_set_rts_threshold, .wake_tx_queue = mt76_wake_tx_queue, - .sw_scan_start = mt76_sw_scan, - .sw_scan_complete = mt76_sw_scan_complete, + .hw_scan = mt76_hw_scan, + .cancel_hw_scan = mt76_cancel_hw_scan, + .remain_on_channel = mt76_remain_on_channel, + .cancel_remain_on_channel = mt76_cancel_remain_on_channel, .release_buffered_frames = mt76_release_buffered_frames, - .get_txpower = mt76_get_txpower, + .get_txpower = mt7996_get_txpower, .channel_switch_beacon = mt7996_channel_switch_beacon, .get_stats = mt7996_get_stats, .get_et_sset_count = mt7996_get_et_sset_count, @@ -1504,4 +2157,6 @@ const struct ieee80211_ops mt7996_ops = { .net_fill_forward_path = mt7996_net_fill_forward_path, .net_setup_tc = mt76_wed_net_setup_tc, #endif + .change_vif_links = mt7996_change_vif_links, + .change_sta_links = mt7996_mac_sta_change_links, }; 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