// SPDX-License-Identifier: ISC /* Copyright (C) 2020 MediaTek Inc. */ #include #include #include "mt7915.h" #include "mcu.h" #include "mac.h" #include "eeprom.h" struct mt7915_patch_hdr { char build_date[16]; char platform[4]; __be32 hw_sw_ver; __be32 patch_ver; __be16 checksum; u16 reserved; struct { __be32 patch_ver; __be32 subsys; __be32 feature; __be32 n_region; __be32 crc; u32 reserved[11]; } desc; } __packed; struct mt7915_patch_sec { __be32 type; __be32 offs; __be32 size; union { __be32 spec[13]; struct { __be32 addr; __be32 len; __be32 sec_key_idx; __be32 align_len; u32 reserved[9]; } info; }; } __packed; struct mt7915_fw_trailer { u8 chip_id; u8 eco_code; u8 n_region; u8 format_ver; u8 format_flag; u8 reserved[2]; char fw_ver[10]; char build_date[15]; u32 crc; } __packed; struct mt7915_fw_region { __le32 decomp_crc; __le32 decomp_len; __le32 decomp_blk_sz; u8 reserved[4]; __le32 addr; __le32 len; u8 feature_set; u8 reserved1[15]; } __packed; #define MCU_PATCH_ADDRESS 0x200000 #define MT_STA_BFER BIT(0) #define MT_STA_BFEE BIT(1) #define FW_FEATURE_SET_ENCRYPT BIT(0) #define FW_FEATURE_SET_KEY_IDX GENMASK(2, 1) #define FW_FEATURE_OVERRIDE_ADDR BIT(5) #define DL_MODE_ENCRYPT BIT(0) #define DL_MODE_KEY_IDX GENMASK(2, 1) #define DL_MODE_RESET_SEC_IV BIT(3) #define DL_MODE_WORKING_PDA_CR4 BIT(4) #define DL_MODE_NEED_RSP BIT(31) #define FW_START_OVERRIDE BIT(0) #define FW_START_WORKING_PDA_CR4 BIT(2) #define PATCH_SEC_TYPE_MASK GENMASK(15, 0) #define PATCH_SEC_TYPE_INFO 0x2 #define to_wcid_lo(id) FIELD_GET(GENMASK(7, 0), (u16)id) #define to_wcid_hi(id) FIELD_GET(GENMASK(9, 8), (u16)id) #define HE_PHY(p, c) u8_get_bits(c, IEEE80211_HE_PHY_##p) #define HE_MAC(m, c) u8_get_bits(c, IEEE80211_HE_MAC_##m) static enum mt7915_cipher_type mt7915_mcu_get_cipher(int cipher) { switch (cipher) { case WLAN_CIPHER_SUITE_WEP40: return MT_CIPHER_WEP40; case WLAN_CIPHER_SUITE_WEP104: return MT_CIPHER_WEP104; case WLAN_CIPHER_SUITE_TKIP: return MT_CIPHER_TKIP; case WLAN_CIPHER_SUITE_AES_CMAC: return MT_CIPHER_BIP_CMAC_128; case WLAN_CIPHER_SUITE_CCMP: return MT_CIPHER_AES_CCMP; case WLAN_CIPHER_SUITE_CCMP_256: return MT_CIPHER_CCMP_256; case WLAN_CIPHER_SUITE_GCMP: return MT_CIPHER_GCMP; case WLAN_CIPHER_SUITE_GCMP_256: return MT_CIPHER_GCMP_256; case WLAN_CIPHER_SUITE_SMS4: return MT_CIPHER_WAPI; default: return MT_CIPHER_NONE; } } static u8 mt7915_mcu_chan_bw(struct cfg80211_chan_def *chandef) { static const u8 width_to_bw[] = { [NL80211_CHAN_WIDTH_40] = CMD_CBW_40MHZ, [NL80211_CHAN_WIDTH_80] = CMD_CBW_80MHZ, [NL80211_CHAN_WIDTH_80P80] = CMD_CBW_8080MHZ, [NL80211_CHAN_WIDTH_160] = CMD_CBW_160MHZ, [NL80211_CHAN_WIDTH_5] = CMD_CBW_5MHZ, [NL80211_CHAN_WIDTH_10] = CMD_CBW_10MHZ, [NL80211_CHAN_WIDTH_20] = CMD_CBW_20MHZ, [NL80211_CHAN_WIDTH_20_NOHT] = CMD_CBW_20MHZ, }; if (chandef->width >= ARRAY_SIZE(width_to_bw)) return 0; return width_to_bw[chandef->width]; } static const struct ieee80211_sta_he_cap * mt7915_get_he_phy_cap(struct mt7915_phy *phy, struct ieee80211_vif *vif) { struct ieee80211_supported_band *sband; enum nl80211_band band; band = phy->mt76->chandef.chan->band; sband = phy->mt76->hw->wiphy->bands[band]; return ieee80211_get_he_iftype_cap(sband, vif->type); } static u8 mt7915_get_phy_mode(struct mt7915_dev *dev, struct ieee80211_vif *vif, enum nl80211_band band, struct ieee80211_sta *sta) { struct ieee80211_sta_ht_cap *ht_cap; struct ieee80211_sta_vht_cap *vht_cap; const struct ieee80211_sta_he_cap *he_cap; u8 mode = 0; if (sta) { ht_cap = &sta->ht_cap; vht_cap = &sta->vht_cap; he_cap = &sta->he_cap; } else { struct ieee80211_supported_band *sband; struct mt7915_phy *phy; struct mt7915_vif *mvif; mvif = (struct mt7915_vif *)vif->drv_priv; phy = mvif->band_idx ? mt7915_ext_phy(dev) : &dev->phy; sband = phy->mt76->hw->wiphy->bands[band]; ht_cap = &sband->ht_cap; vht_cap = &sband->vht_cap; he_cap = ieee80211_get_he_iftype_cap(sband, vif->type); } if (band == NL80211_BAND_2GHZ) { mode |= PHY_MODE_B | PHY_MODE_G; if (ht_cap->ht_supported) mode |= PHY_MODE_GN; if (he_cap->has_he) mode |= PHY_MODE_AX_24G; } else if (band == NL80211_BAND_5GHZ) { mode |= PHY_MODE_A; if (ht_cap->ht_supported) mode |= PHY_MODE_AN; if (vht_cap->vht_supported) mode |= PHY_MODE_AC; if (he_cap->has_he) mode |= PHY_MODE_AX_5G; } return mode; } static u8 mt7915_mcu_get_sta_nss(u16 mcs_map) { u8 nss; for (nss = 8; nss > 0; nss--) { u8 nss_mcs = (mcs_map >> (2 * (nss - 1))) & 3; if (nss_mcs != IEEE80211_VHT_MCS_NOT_SUPPORTED) break; } return nss - 1; } static int __mt7915_mcu_msg_send(struct mt7915_dev *dev, struct sk_buff *skb, int cmd, int *wait_seq) { struct mt7915_mcu_txd *mcu_txd; u8 seq, pkt_fmt, qidx; enum mt76_txq_id txq; __le32 *txd; u32 val; seq = ++dev->mt76.mcu.msg_seq & 0xf; if (!seq) seq = ++dev->mt76.mcu.msg_seq & 0xf; if (cmd == -MCU_CMD_FW_SCATTER) { txq = MT_TXQ_FWDL; goto exit; } mcu_txd = (struct mt7915_mcu_txd *)skb_push(skb, sizeof(*mcu_txd)); if (test_bit(MT76_STATE_MCU_RUNNING, &dev->mphy.state)) { txq = MT_TXQ_MCU_WA; qidx = MT_TX_MCU_PORT_RX_Q0; pkt_fmt = MT_TX_TYPE_CMD; } else { txq = MT_TXQ_MCU; qidx = MT_TX_MCU_PORT_RX_Q0; pkt_fmt = MT_TX_TYPE_CMD; } txd = mcu_txd->txd; val = FIELD_PREP(MT_TXD0_TX_BYTES, skb->len) | FIELD_PREP(MT_TXD0_PKT_FMT, pkt_fmt) | FIELD_PREP(MT_TXD0_Q_IDX, qidx); txd[0] = cpu_to_le32(val); val = MT_TXD1_LONG_FORMAT | FIELD_PREP(MT_TXD1_HDR_FORMAT, MT_HDR_FORMAT_CMD); txd[1] = cpu_to_le32(val); mcu_txd->len = cpu_to_le16(skb->len - sizeof(mcu_txd->txd)); mcu_txd->pq_id = cpu_to_le16(MCU_PQ_ID(MT_TX_PORT_IDX_MCU, qidx)); mcu_txd->pkt_type = MCU_PKT_ID; mcu_txd->seq = seq; if (cmd < 0) { mcu_txd->set_query = MCU_Q_NA; mcu_txd->cid = -cmd; } else { mcu_txd->cid = MCU_CMD_EXT_CID; mcu_txd->ext_cid = cmd; mcu_txd->ext_cid_ack = 1; /* do not use Q_SET for efuse */ if (cmd == MCU_EXT_CMD_EFUSE_ACCESS) mcu_txd->set_query = MCU_Q_QUERY; else mcu_txd->set_query = MCU_Q_SET; } mcu_txd->s2d_index = MCU_S2D_H2N; WARN_ON(cmd == MCU_EXT_CMD_EFUSE_ACCESS && mcu_txd->set_query != MCU_Q_QUERY); exit: if (wait_seq) *wait_seq = seq; return mt76_tx_queue_skb_raw(dev, txq, skb, 0); } static int mt7915_mcu_parse_eeprom(struct mt7915_dev *dev, struct sk_buff *skb) { struct mt7915_mcu_eeprom_info *res; u8 *buf; if (!skb) return -EINVAL; skb_pull(skb, sizeof(struct mt7915_mcu_rxd)); res = (struct mt7915_mcu_eeprom_info *)skb->data; buf = dev->mt76.eeprom.data + le32_to_cpu(res->addr); memcpy(buf, res->data, 16); return 0; } static int mt7915_mcu_parse_response(struct mt7915_dev *dev, int cmd, struct sk_buff *skb, int seq) { struct mt7915_mcu_rxd *rxd = (struct mt7915_mcu_rxd *)skb->data; int ret = 0; if (seq != rxd->seq) { ret = -EAGAIN; goto out; } switch (cmd) { case -MCU_CMD_PATCH_SEM_CONTROL: skb_pull(skb, sizeof(*rxd) - 4); ret = *skb->data; break; case MCU_EXT_CMD_THERMAL_CTRL: skb_pull(skb, sizeof(*rxd) + 4); ret = le32_to_cpu(*(__le32 *)skb->data); break; case MCU_EXT_CMD_EFUSE_ACCESS: ret = mt7915_mcu_parse_eeprom(dev, skb); break; default: break; } out: dev_kfree_skb(skb); return ret; } static int mt7915_mcu_wait_response(struct mt7915_dev *dev, int cmd, int seq) { unsigned long expires = jiffies + 20 * HZ; struct sk_buff *skb; int ret = 0; while (true) { skb = mt76_mcu_get_response(&dev->mt76, expires); if (!skb) { dev_err(dev->mt76.dev, "Message %d (seq %d) timeout\n", cmd, seq); return -ETIMEDOUT; } ret = mt7915_mcu_parse_response(dev, cmd, skb, seq); if (ret != -EAGAIN) break; } return ret; } static int mt7915_mcu_send_message(struct mt76_dev *mdev, struct sk_buff *skb, int cmd, bool wait_resp) { struct mt7915_dev *dev = container_of(mdev, struct mt7915_dev, mt76); int ret, seq; mutex_lock(&mdev->mcu.mutex); ret = __mt7915_mcu_msg_send(dev, skb, cmd, &seq); if (ret) goto out; if (wait_resp) ret = mt7915_mcu_wait_response(dev, cmd, seq); out: mutex_unlock(&mdev->mcu.mutex); return ret; } static int mt7915_mcu_msg_send(struct mt76_dev *mdev, int cmd, const void *data, int len, bool wait_resp) { struct sk_buff *skb; skb = mt76_mcu_msg_alloc(mdev, data, len); if (!skb) return -ENOMEM; return __mt76_mcu_skb_send_msg(mdev, skb, cmd, wait_resp); } static void mt7915_mcu_csa_finish(void *priv, u8 *mac, struct ieee80211_vif *vif) { if (vif->csa_active) ieee80211_csa_finish(vif); } static void mt7915_mcu_rx_radar_detected(struct mt7915_dev *dev, struct sk_buff *skb) { struct mt76_phy *mphy = &dev->mt76.phy; struct mt7915_mcu_rdd_report *r; r = (struct mt7915_mcu_rdd_report *)skb->data; if (r->idx && dev->mt76.phy2) mphy = dev->mt76.phy2; ieee80211_radar_detected(mphy->hw); dev->hw_pattern++; } static void mt7915_mcu_tx_rate_cal(struct mt76_phy *mphy, struct mt7915_mcu_ra_info *ra, struct rate_info *rate, u16 r) { struct ieee80211_supported_band *sband; u16 ru_idx = le16_to_cpu(ra->ru_idx); u16 flags = 0; rate->mcs = FIELD_GET(MT_RA_RATE_MCS, r); rate->nss = FIELD_GET(MT_RA_RATE_NSS, r) + 1; switch (FIELD_GET(MT_RA_RATE_TX_MODE, r)) { case MT_PHY_TYPE_CCK: case MT_PHY_TYPE_OFDM: if (mphy->chandef.chan->band == NL80211_BAND_5GHZ) sband = &mphy->sband_5g.sband; else sband = &mphy->sband_2g.sband; rate->legacy = sband->bitrates[rate->mcs].bitrate; break; case MT_PHY_TYPE_HT: case MT_PHY_TYPE_HT_GF: rate->mcs += (rate->nss - 1) * 8; flags |= RATE_INFO_FLAGS_MCS; if (ra->gi) flags |= RATE_INFO_FLAGS_SHORT_GI; break; case MT_PHY_TYPE_VHT: flags |= RATE_INFO_FLAGS_VHT_MCS; if (ra->gi) flags |= RATE_INFO_FLAGS_SHORT_GI; break; case MT_PHY_TYPE_HE_SU: case MT_PHY_TYPE_HE_EXT_SU: case MT_PHY_TYPE_HE_TB: case MT_PHY_TYPE_HE_MU: rate->he_gi = ra->gi; rate->he_dcm = FIELD_GET(MT_RA_RATE_DCM_EN, r); flags |= RATE_INFO_FLAGS_HE_MCS; break; default: break; } rate->flags = flags; if (ru_idx) { switch (ru_idx) { case 1 ... 2: rate->he_ru_alloc = NL80211_RATE_INFO_HE_RU_ALLOC_996; break; case 3 ... 6: rate->he_ru_alloc = NL80211_RATE_INFO_HE_RU_ALLOC_484; break; case 7 ... 14: rate->he_ru_alloc = NL80211_RATE_INFO_HE_RU_ALLOC_242; break; default: rate->he_ru_alloc = NL80211_RATE_INFO_HE_RU_ALLOC_106; break; } rate->bw = RATE_INFO_BW_HE_RU; } else { u8 bw = mt7915_mcu_chan_bw(&mphy->chandef) - FIELD_GET(MT_RA_RATE_BW, r); switch (bw) { case IEEE80211_STA_RX_BW_160: rate->bw = RATE_INFO_BW_160; break; case IEEE80211_STA_RX_BW_80: rate->bw = RATE_INFO_BW_80; break; case IEEE80211_STA_RX_BW_40: rate->bw = RATE_INFO_BW_40; break; default: rate->bw = RATE_INFO_BW_20; break; } } } static void mt7915_mcu_tx_rate_report(struct mt7915_dev *dev, struct sk_buff *skb) { struct mt7915_mcu_ra_info *ra = (struct mt7915_mcu_ra_info *)skb->data; struct rate_info rate = {}, prob_rate = {}; u16 probe = le16_to_cpu(ra->prob_up_rate); u16 attempts = le16_to_cpu(ra->attempts); u16 curr = le16_to_cpu(ra->curr_rate); u16 wcidx = le16_to_cpu(ra->wlan_idx); struct mt76_phy *mphy = &dev->mphy; struct mt7915_sta_stats *stats; struct mt7915_sta *msta; struct mt76_wcid *wcid; if (wcidx >= MT76_N_WCIDS) return; wcid = rcu_dereference(dev->mt76.wcid[wcidx]); msta = container_of(wcid, struct mt7915_sta, wcid); stats = &msta->stats; if (msta->wcid.ext_phy && dev->mt76.phy2) mphy = dev->mt76.phy2; /* current rate */ mt7915_mcu_tx_rate_cal(mphy, ra, &rate, curr); stats->tx_rate = rate; /* probing rate */ mt7915_mcu_tx_rate_cal(mphy, ra, &prob_rate, probe); stats->prob_rate = prob_rate; if (attempts) { u16 success = le16_to_cpu(ra->success); stats->per = 1000 * (attempts - success) / attempts; } } static void mt7915_mcu_rx_log_message(struct mt7915_dev *dev, struct sk_buff *skb) { struct mt7915_mcu_rxd *rxd = (struct mt7915_mcu_rxd *)skb->data; const char *data = (char *)&rxd[1]; const char *type; switch (rxd->s2d_index) { case 0: type = "WM"; break; case 2: type = "WA"; break; default: type = "unknown"; break; } wiphy_info(mt76_hw(dev)->wiphy, "%s: %s", type, data); } static void mt7915_mcu_rx_ext_event(struct mt7915_dev *dev, struct sk_buff *skb) { struct mt7915_mcu_rxd *rxd = (struct mt7915_mcu_rxd *)skb->data; switch (rxd->ext_eid) { case MCU_EXT_EVENT_RDD_REPORT: mt7915_mcu_rx_radar_detected(dev, skb); break; case MCU_EXT_EVENT_CSA_NOTIFY: ieee80211_iterate_active_interfaces_atomic(dev->mt76.hw, IEEE80211_IFACE_ITER_RESUME_ALL, mt7915_mcu_csa_finish, dev); break; case MCU_EXT_EVENT_RATE_REPORT: mt7915_mcu_tx_rate_report(dev, skb); break; case MCU_EXT_EVENT_FW_LOG_2_HOST: mt7915_mcu_rx_log_message(dev, skb); break; default: break; } } static void mt7915_mcu_rx_unsolicited_event(struct mt7915_dev *dev, struct sk_buff *skb) { struct mt7915_mcu_rxd *rxd = (struct mt7915_mcu_rxd *)skb->data; switch (rxd->eid) { case MCU_EVENT_EXT: mt7915_mcu_rx_ext_event(dev, skb); break; default: break; } dev_kfree_skb(skb); } void mt7915_mcu_rx_event(struct mt7915_dev *dev, struct sk_buff *skb) { struct mt7915_mcu_rxd *rxd = (struct mt7915_mcu_rxd *)skb->data; if (rxd->ext_eid == MCU_EXT_EVENT_THERMAL_PROTECT || rxd->ext_eid == MCU_EXT_EVENT_FW_LOG_2_HOST || rxd->ext_eid == MCU_EXT_EVENT_ASSERT_DUMP || rxd->ext_eid == MCU_EXT_EVENT_PS_SYNC || rxd->ext_eid == MCU_EXT_EVENT_RATE_REPORT || !rxd->seq) mt7915_mcu_rx_unsolicited_event(dev, skb); else mt76_mcu_rx_event(&dev->mt76, skb); } static struct sk_buff * mt7915_mcu_alloc_sta_req(struct mt7915_dev *dev, struct mt7915_vif *mvif, struct mt7915_sta *msta, int len) { struct sta_req_hdr hdr = { .bss_idx = mvif->idx, .wlan_idx_lo = msta ? to_wcid_lo(msta->wcid.idx) : 0, .wlan_idx_hi = msta ? to_wcid_hi(msta->wcid.idx) : 0, .muar_idx = msta ? mvif->omac_idx : 0, .is_tlv_append = 1, }; struct sk_buff *skb; skb = mt76_mcu_msg_alloc(&dev->mt76, NULL, len); if (!skb) return ERR_PTR(-ENOMEM); skb_put_data(skb, &hdr, sizeof(hdr)); return skb; } static struct wtbl_req_hdr * mt7915_mcu_alloc_wtbl_req(struct mt7915_dev *dev, struct mt7915_sta *msta, int cmd, void *sta_wtbl, struct sk_buff **skb) { struct tlv *sta_hdr = sta_wtbl; struct wtbl_req_hdr hdr = { .wlan_idx_lo = to_wcid_lo(msta->wcid.idx), .wlan_idx_hi = to_wcid_hi(msta->wcid.idx), .operation = cmd, }; struct sk_buff *nskb = *skb; if (!nskb) { nskb = mt76_mcu_msg_alloc(&dev->mt76, NULL, MT7915_WTBL_UPDATE_BA_SIZE); if (!nskb) return ERR_PTR(-ENOMEM); *skb = nskb; } if (sta_hdr) sta_hdr->len = cpu_to_le16(sizeof(hdr)); return skb_put_data(nskb, &hdr, sizeof(hdr)); } static struct tlv * mt7915_mcu_add_nested_tlv(struct sk_buff *skb, int tag, int len, void *sta_ntlv, void *sta_wtbl) { struct sta_ntlv_hdr *ntlv_hdr = sta_ntlv; struct tlv *sta_hdr = sta_wtbl; struct tlv *ptlv, tlv = { .tag = cpu_to_le16(tag), .len = cpu_to_le16(len), }; u16 ntlv; ptlv = skb_put(skb, len); memcpy(ptlv, &tlv, sizeof(tlv)); ntlv = le16_to_cpu(ntlv_hdr->tlv_num); ntlv_hdr->tlv_num = cpu_to_le16(ntlv + 1); if (sta_hdr) { u16 size = le16_to_cpu(sta_hdr->len); sta_hdr->len = cpu_to_le16(size + len); } return ptlv; } static struct tlv * mt7915_mcu_add_tlv(struct sk_buff *skb, int tag, int len) { return mt7915_mcu_add_nested_tlv(skb, tag, len, skb->data, NULL); } static struct tlv * mt7915_mcu_add_nested_subtlv(struct sk_buff *skb, int sub_tag, int sub_len, __le16 *sub_ntlv, __le16 *len) { struct tlv *ptlv, tlv = { .tag = cpu_to_le16(sub_tag), .len = cpu_to_le16(sub_len), }; ptlv = skb_put(skb, sub_len); memcpy(ptlv, &tlv, sizeof(tlv)); *sub_ntlv = cpu_to_le16(le16_to_cpu(*sub_ntlv) + 1); *len = cpu_to_le16(le16_to_cpu(*len) + sub_len); return ptlv; } /** bss info **/ static int mt7915_mcu_bss_basic_tlv(struct sk_buff *skb, struct ieee80211_vif *vif, struct mt7915_phy *phy, bool enable) { struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; struct cfg80211_chan_def *chandef = &phy->mt76->chandef; enum nl80211_band band = chandef->chan->band; struct bss_info_basic *bss; u16 wlan_idx = mvif->sta.wcid.idx; u32 type = NETWORK_INFRA; struct tlv *tlv; tlv = mt7915_mcu_add_tlv(skb, BSS_INFO_BASIC, sizeof(*bss)); switch (vif->type) { case NL80211_IFTYPE_MESH_POINT: case NL80211_IFTYPE_AP: break; case NL80211_IFTYPE_STATION: /* TODO: enable BSS_INFO_UAPSD & BSS_INFO_PM */ if (enable) { struct ieee80211_sta *sta; struct mt7915_sta *msta; rcu_read_lock(); sta = ieee80211_find_sta(vif, vif->bss_conf.bssid); if (!sta) { rcu_read_unlock(); return -EINVAL; } msta = (struct mt7915_sta *)sta->drv_priv; wlan_idx = msta->wcid.idx; rcu_read_unlock(); } break; case NL80211_IFTYPE_ADHOC: type = NETWORK_IBSS; break; default: WARN_ON(1); break; } bss = (struct bss_info_basic *)tlv; memcpy(bss->bssid, vif->bss_conf.bssid, ETH_ALEN); bss->bcn_interval = cpu_to_le16(vif->bss_conf.beacon_int); bss->network_type = cpu_to_le32(type); bss->dtim_period = vif->bss_conf.dtim_period; bss->bmc_wcid_lo = to_wcid_lo(wlan_idx); bss->bmc_wcid_hi = to_wcid_hi(wlan_idx); bss->phy_mode = mt7915_get_phy_mode(phy->dev, vif, band, NULL); bss->wmm_idx = mvif->wmm_idx; bss->active = enable; return 0; } static void mt7915_mcu_bss_omac_tlv(struct sk_buff *skb, struct ieee80211_vif *vif) { struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; struct bss_info_omac *omac; struct tlv *tlv; u32 type = 0; u8 idx; tlv = mt7915_mcu_add_tlv(skb, BSS_INFO_OMAC, sizeof(*omac)); switch (vif->type) { case NL80211_IFTYPE_MESH_POINT: case NL80211_IFTYPE_AP: type = CONNECTION_INFRA_AP; break; case NL80211_IFTYPE_STATION: type = CONNECTION_INFRA_STA; break; case NL80211_IFTYPE_ADHOC: type = CONNECTION_IBSS_ADHOC; break; default: WARN_ON(1); break; } omac = (struct bss_info_omac *)tlv; idx = mvif->omac_idx > EXT_BSSID_START ? HW_BSSID_0 : mvif->omac_idx; omac->conn_type = cpu_to_le32(type); omac->omac_idx = mvif->omac_idx; omac->band_idx = mvif->band_idx; omac->hw_bss_idx = idx; } struct mt7915_he_obss_narrow_bw_ru_data { bool tolerated; }; static void mt7915_check_he_obss_narrow_bw_ru_iter(struct wiphy *wiphy, struct cfg80211_bss *bss, void *_data) { struct mt7915_he_obss_narrow_bw_ru_data *data = _data; const struct element *elem; elem = ieee80211_bss_get_elem(bss, WLAN_EID_EXT_CAPABILITY); if (!elem || elem->datalen < 10 || !(elem->data[10] & WLAN_EXT_CAPA10_OBSS_NARROW_BW_RU_TOLERANCE_SUPPORT)) data->tolerated = false; } static bool mt7915_check_he_obss_narrow_bw_ru(struct ieee80211_hw *hw, struct ieee80211_vif *vif) { struct mt7915_he_obss_narrow_bw_ru_data iter_data = { .tolerated = true, }; if (!(vif->bss_conf.chandef.chan->flags & IEEE80211_CHAN_RADAR)) return false; cfg80211_bss_iter(hw->wiphy, &vif->bss_conf.chandef, mt7915_check_he_obss_narrow_bw_ru_iter, &iter_data); /* * If there is at least one AP on radar channel that cannot * tolerate 26-tone RU UL OFDMA transmissions using HE TB PPDU. */ return !iter_data.tolerated; } static void mt7915_mcu_bss_rfch_tlv(struct sk_buff *skb, struct ieee80211_vif *vif, struct mt7915_phy *phy) { struct cfg80211_chan_def *chandef = &phy->mt76->chandef; struct bss_info_rf_ch *ch; struct tlv *tlv; int freq1 = chandef->center_freq1; tlv = mt7915_mcu_add_tlv(skb, BSS_INFO_RF_CH, sizeof(*ch)); ch = (struct bss_info_rf_ch *)tlv; ch->pri_ch = chandef->chan->hw_value; ch->center_ch0 = ieee80211_frequency_to_channel(freq1); ch->bw = mt7915_mcu_chan_bw(chandef); if (chandef->width == NL80211_CHAN_WIDTH_80P80) { int freq2 = chandef->center_freq2; ch->center_ch1 = ieee80211_frequency_to_channel(freq2); } if (vif->bss_conf.he_support && vif->type == NL80211_IFTYPE_STATION) { struct mt7915_dev *dev = phy->dev; struct mt76_phy *mphy = &dev->mt76.phy; bool ext_phy = phy != &dev->phy; if (ext_phy && dev->mt76.phy2) mphy = dev->mt76.phy2; ch->he_ru26_block = mt7915_check_he_obss_narrow_bw_ru(mphy->hw, vif); ch->he_all_disable = false; } else { ch->he_all_disable = true; } } static void mt7915_mcu_bss_ra_tlv(struct sk_buff *skb, struct ieee80211_vif *vif, struct mt7915_phy *phy) { struct bss_info_ra *ra; struct tlv *tlv; int max_nss = hweight8(phy->chainmask); tlv = mt7915_mcu_add_tlv(skb, BSS_INFO_RA, sizeof(*ra)); ra = (struct bss_info_ra *)tlv; ra->op_mode = vif->type == NL80211_IFTYPE_AP; ra->adhoc_en = vif->type == NL80211_IFTYPE_ADHOC; ra->short_preamble = true; ra->tx_streams = max_nss; ra->rx_streams = max_nss; ra->algo = 4; ra->train_up_rule = 2; ra->train_up_high_thres = 110; ra->train_up_rule_rssi = -70; ra->low_traffic_thres = 2; ra->phy_cap = cpu_to_le32(0xfdf); ra->interval = cpu_to_le32(500); ra->fast_interval = cpu_to_le32(100); } static void mt7915_mcu_bss_he_tlv(struct sk_buff *skb, struct ieee80211_vif *vif, struct mt7915_phy *phy) { #define DEFAULT_HE_PE_DURATION 4 #define DEFAULT_HE_DURATION_RTS_THRES 1023 const struct ieee80211_sta_he_cap *cap; struct bss_info_he *he; struct tlv *tlv; cap = mt7915_get_he_phy_cap(phy, vif); tlv = mt7915_mcu_add_tlv(skb, BSS_INFO_HE_BASIC, sizeof(*he)); he = (struct bss_info_he *)tlv; he->he_pe_duration = vif->bss_conf.htc_trig_based_pkt_ext * 4; if (!he->he_pe_duration) he->he_pe_duration = DEFAULT_HE_PE_DURATION; he->he_rts_thres = cpu_to_le16(vif->bss_conf.frame_time_rts_th * 32); if (!he->he_rts_thres) he->he_rts_thres = cpu_to_le16(DEFAULT_HE_DURATION_RTS_THRES); he->max_nss_mcs[CMD_HE_MCS_BW80] = cap->he_mcs_nss_supp.tx_mcs_80; he->max_nss_mcs[CMD_HE_MCS_BW160] = cap->he_mcs_nss_supp.tx_mcs_160; he->max_nss_mcs[CMD_HE_MCS_BW8080] = cap->he_mcs_nss_supp.tx_mcs_80p80; } static void mt7915_mcu_bss_ext_tlv(struct sk_buff *skb, struct mt7915_vif *mvif) { /* SIFS 20us + 512 byte beacon tranmitted by 1Mbps (3906us) */ #define BCN_TX_ESTIMATE_TIME (4096 + 20) struct bss_info_ext_bss *ext; int ext_bss_idx, tsf_offset; struct tlv *tlv; ext_bss_idx = mvif->omac_idx - EXT_BSSID_START; if (ext_bss_idx < 0) return; tlv = mt7915_mcu_add_tlv(skb, BSS_INFO_EXT_BSS, sizeof(*ext)); ext = (struct bss_info_ext_bss *)tlv; tsf_offset = ext_bss_idx * BCN_TX_ESTIMATE_TIME; ext->mbss_tsf_offset = cpu_to_le32(tsf_offset); } static void mt7915_mcu_bss_bmc_tlv(struct sk_buff *skb, struct mt7915_phy *phy) { struct bss_info_bmc_rate *bmc; struct cfg80211_chan_def *chandef = &phy->mt76->chandef; enum nl80211_band band = chandef->chan->band; struct tlv *tlv; tlv = mt7915_mcu_add_tlv(skb, BSS_INFO_BMC_RATE, sizeof(*bmc)); bmc = (struct bss_info_bmc_rate *)tlv; if (band == NL80211_BAND_2GHZ) { bmc->short_preamble = true; } else { bmc->bc_trans = cpu_to_le16(0x2000); bmc->mc_trans = cpu_to_le16(0x2080); } } static void mt7915_mcu_bss_sync_tlv(struct sk_buff *skb, struct ieee80211_vif *vif) { struct bss_info_sync_mode *sync; struct tlv *tlv; tlv = mt7915_mcu_add_tlv(skb, BSS_INFO_SYNC_MODE, sizeof(*sync)); sync = (struct bss_info_sync_mode *)tlv; sync->bcn_interval = cpu_to_le16(vif->bss_conf.beacon_int); sync->dtim_period = vif->bss_conf.dtim_period; sync->enable = true; } int mt7915_mcu_add_bss_info(struct mt7915_phy *phy, struct ieee80211_vif *vif, int enable) { struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; struct sk_buff *skb; skb = mt7915_mcu_alloc_sta_req(phy->dev, mvif, NULL, MT7915_BSS_UPDATE_MAX_SIZE); if (IS_ERR(skb)) return PTR_ERR(skb); /* bss_omac must be first */ if (enable) mt7915_mcu_bss_omac_tlv(skb, vif); mt7915_mcu_bss_basic_tlv(skb, vif, phy, enable); if (enable) { mt7915_mcu_bss_rfch_tlv(skb, vif, phy); mt7915_mcu_bss_bmc_tlv(skb, phy); mt7915_mcu_bss_ra_tlv(skb, vif, phy); if (vif->bss_conf.he_support) mt7915_mcu_bss_he_tlv(skb, vif, phy); if (mvif->omac_idx > HW_BSSID_MAX) mt7915_mcu_bss_ext_tlv(skb, mvif); else mt7915_mcu_bss_sync_tlv(skb, vif); } return __mt76_mcu_skb_send_msg(&phy->dev->mt76, skb, MCU_EXT_CMD_BSS_INFO_UPDATE, true); } /** starec & wtbl **/ static int mt7915_mcu_sta_key_tlv(struct sk_buff *skb, struct ieee80211_key_conf *key, enum set_key_cmd cmd) { struct sta_rec_sec *sec; struct tlv *tlv; u32 len = sizeof(*sec); tlv = mt7915_mcu_add_tlv(skb, STA_REC_KEY_V2, sizeof(*sec)); sec = (struct sta_rec_sec *)tlv; sec->add = cmd; if (cmd == SET_KEY) { struct sec_key *sec_key; u8 cipher; cipher = mt7915_mcu_get_cipher(key->cipher); if (cipher == MT_CIPHER_NONE) return -EOPNOTSUPP; sec_key = &sec->key[0]; sec_key->cipher_len = sizeof(*sec_key); sec_key->key_id = key->keyidx; if (cipher == MT_CIPHER_BIP_CMAC_128) { sec_key->cipher_id = MT_CIPHER_AES_CCMP; sec_key->key_len = 16; memcpy(sec_key->key, key->key, 16); sec_key = &sec->key[1]; sec_key->cipher_id = MT_CIPHER_BIP_CMAC_128; sec_key->cipher_len = sizeof(*sec_key); sec_key->key_len = 16; memcpy(sec_key->key, key->key + 16, 16); sec->n_cipher = 2; } else { sec_key->cipher_id = cipher; sec_key->key_len = key->keylen; memcpy(sec_key->key, key->key, key->keylen); if (cipher == MT_CIPHER_TKIP) { /* Rx/Tx MIC keys are swapped */ memcpy(sec_key->key + 16, key->key + 24, 8); memcpy(sec_key->key + 24, key->key + 16, 8); } len -= sizeof(*sec_key); sec->n_cipher = 1; } } else { len -= sizeof(sec->key); sec->n_cipher = 0; } sec->len = cpu_to_le16(len); return 0; } int mt7915_mcu_add_key(struct mt7915_dev *dev, struct ieee80211_vif *vif, struct mt7915_sta *msta, struct ieee80211_key_conf *key, enum set_key_cmd cmd) { struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; struct sk_buff *skb; int len = sizeof(struct sta_req_hdr) + sizeof(struct sta_rec_sec); int ret; skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta, len); if (IS_ERR(skb)) return PTR_ERR(skb); ret = mt7915_mcu_sta_key_tlv(skb, key, cmd); if (ret) return ret; return __mt76_mcu_skb_send_msg(&dev->mt76, skb, MCU_EXT_CMD_STA_REC_UPDATE, true); } static void mt7915_mcu_sta_ba_tlv(struct sk_buff *skb, struct ieee80211_ampdu_params *params, bool enable, bool tx) { struct sta_rec_ba *ba; struct tlv *tlv; tlv = mt7915_mcu_add_tlv(skb, STA_REC_BA, sizeof(*ba)); ba = (struct sta_rec_ba *)tlv; ba->ba_type = tx ? MT_BA_TYPE_ORIGINATOR : MT_BA_TYPE_RECIPIENT, ba->winsize = cpu_to_le16(params->buf_size); ba->ssn = cpu_to_le16(params->ssn); ba->ba_en = enable << params->tid; ba->amsdu = params->amsdu; ba->tid = params->tid; } static void mt7915_mcu_wtbl_ba_tlv(struct sk_buff *skb, struct ieee80211_ampdu_params *params, bool enable, bool tx, void *sta_wtbl, void *wtbl_tlv) { struct wtbl_ba *ba; struct tlv *tlv; tlv = mt7915_mcu_add_nested_tlv(skb, WTBL_BA, sizeof(*ba), wtbl_tlv, sta_wtbl); ba = (struct wtbl_ba *)tlv; ba->tid = params->tid; if (tx) { ba->ba_type = MT_BA_TYPE_ORIGINATOR; ba->sn = enable ? cpu_to_le16(params->ssn) : 0; ba->ba_en = enable; } else { memcpy(ba->peer_addr, params->sta->addr, ETH_ALEN); ba->ba_type = MT_BA_TYPE_RECIPIENT; ba->rst_ba_tid = params->tid; ba->rst_ba_sel = RST_BA_MAC_TID_MATCH; ba->rst_ba_sb = 1; } if (enable && tx) ba->ba_winsize = cpu_to_le16(params->buf_size); } static int mt7915_mcu_sta_ba(struct mt7915_dev *dev, struct ieee80211_ampdu_params *params, bool enable, bool tx) { struct mt7915_sta *msta = (struct mt7915_sta *)params->sta->drv_priv; struct mt7915_vif *mvif = msta->vif; struct wtbl_req_hdr *wtbl_hdr; struct tlv *sta_wtbl; struct sk_buff *skb; int ret; skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta, MT7915_STA_UPDATE_MAX_SIZE); if (IS_ERR(skb)) return PTR_ERR(skb); sta_wtbl = mt7915_mcu_add_tlv(skb, STA_REC_WTBL, sizeof(struct tlv)); wtbl_hdr = mt7915_mcu_alloc_wtbl_req(dev, msta, WTBL_SET, sta_wtbl, &skb); mt7915_mcu_wtbl_ba_tlv(skb, params, enable, tx, sta_wtbl, wtbl_hdr); ret = __mt76_mcu_skb_send_msg(&dev->mt76, skb, MCU_EXT_CMD_STA_REC_UPDATE, true); if (ret) return ret; skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta, MT7915_STA_UPDATE_MAX_SIZE); if (IS_ERR(skb)) return PTR_ERR(skb); mt7915_mcu_sta_ba_tlv(skb, params, enable, tx); return __mt76_mcu_skb_send_msg(&dev->mt76, skb, MCU_EXT_CMD_STA_REC_UPDATE, true); } int mt7915_mcu_add_tx_ba(struct mt7915_dev *dev, struct ieee80211_ampdu_params *params, bool enable) { return mt7915_mcu_sta_ba(dev, params, enable, true); } int mt7915_mcu_add_rx_ba(struct mt7915_dev *dev, struct ieee80211_ampdu_params *params, bool enable) { return mt7915_mcu_sta_ba(dev, params, enable, false); } static void mt7915_mcu_wtbl_generic_tlv(struct sk_buff *skb, struct ieee80211_vif *vif, struct ieee80211_sta *sta, void *sta_wtbl, void *wtbl_tlv) { struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; struct wtbl_generic *generic; struct wtbl_rx *rx; struct tlv *tlv; tlv = mt7915_mcu_add_nested_tlv(skb, WTBL_GENERIC, sizeof(*generic), wtbl_tlv, sta_wtbl); generic = (struct wtbl_generic *)tlv; if (sta) { memcpy(generic->peer_addr, sta->addr, ETH_ALEN); generic->partial_aid = cpu_to_le16(sta->aid); generic->muar_idx = mvif->omac_idx; generic->qos = sta->wme; } else { /* use BSSID in station mode */ if (vif->type == NL80211_IFTYPE_STATION) memcpy(generic->peer_addr, vif->bss_conf.bssid, ETH_ALEN); else eth_broadcast_addr(generic->peer_addr); generic->muar_idx = 0xe; } tlv = mt7915_mcu_add_nested_tlv(skb, WTBL_RX, sizeof(*rx), wtbl_tlv, sta_wtbl); rx = (struct wtbl_rx *)tlv; rx->rca1 = sta ? vif->type != NL80211_IFTYPE_AP : 1; rx->rca2 = 1; rx->rv = 1; } static void mt7915_mcu_sta_basic_tlv(struct sk_buff *skb, struct ieee80211_vif *vif, struct ieee80211_sta *sta, bool enable) { #define EXTRA_INFO_VER BIT(0) #define EXTRA_INFO_NEW BIT(1) struct sta_rec_basic *basic; struct tlv *tlv; tlv = mt7915_mcu_add_tlv(skb, STA_REC_BASIC, sizeof(*basic)); basic = (struct sta_rec_basic *)tlv; basic->extra_info = cpu_to_le16(EXTRA_INFO_VER); if (enable) { basic->extra_info |= cpu_to_le16(EXTRA_INFO_NEW); basic->conn_state = CONN_STATE_PORT_SECURE; } else { basic->conn_state = CONN_STATE_DISCONNECT; } if (!sta) { basic->conn_type = cpu_to_le32(CONNECTION_INFRA_BC); eth_broadcast_addr(basic->peer_addr); return; } switch (vif->type) { case NL80211_IFTYPE_MESH_POINT: case NL80211_IFTYPE_AP: basic->conn_type = cpu_to_le32(CONNECTION_INFRA_STA); break; case NL80211_IFTYPE_STATION: basic->conn_type = cpu_to_le32(CONNECTION_INFRA_AP); break; case NL80211_IFTYPE_ADHOC: basic->conn_type = cpu_to_le32(CONNECTION_IBSS_ADHOC); break; default: WARN_ON(1); break; } memcpy(basic->peer_addr, sta->addr, ETH_ALEN); basic->aid = cpu_to_le16(sta->aid); basic->qos = sta->wme; } static void mt7915_mcu_sta_he_tlv(struct sk_buff *skb, struct ieee80211_sta *sta) { struct ieee80211_sta_he_cap *he_cap = &sta->he_cap; struct ieee80211_he_cap_elem *elem = &he_cap->he_cap_elem; struct sta_rec_he *he; struct tlv *tlv; u32 cap = 0; tlv = mt7915_mcu_add_tlv(skb, STA_REC_HE, sizeof(*he)); he = (struct sta_rec_he *)tlv; if (elem->mac_cap_info[0] & IEEE80211_HE_MAC_CAP0_HTC_HE) cap |= STA_REC_HE_CAP_HTC; if (elem->mac_cap_info[2] & IEEE80211_HE_MAC_CAP2_BSR) cap |= STA_REC_HE_CAP_BSR; if (elem->mac_cap_info[3] & IEEE80211_HE_MAC_CAP3_OMI_CONTROL) cap |= STA_REC_HE_CAP_OM; if (elem->mac_cap_info[4] & IEEE80211_HE_MAC_CAP4_AMDSU_IN_AMPDU) cap |= STA_REC_HE_CAP_AMSDU_IN_AMPDU; if (elem->mac_cap_info[4] & IEEE80211_HE_MAC_CAP4_BQR) cap |= STA_REC_HE_CAP_BQR; if (elem->phy_cap_info[0] & (IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_2G | IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_5G)) cap |= STA_REC_HE_CAP_BW20_RU242_SUPPORT; if (elem->phy_cap_info[1] & IEEE80211_HE_PHY_CAP1_LDPC_CODING_IN_PAYLOAD) cap |= STA_REC_HE_CAP_LDPC; if (elem->phy_cap_info[1] & IEEE80211_HE_PHY_CAP1_HE_LTF_AND_GI_FOR_HE_PPDUS_0_8US) cap |= STA_REC_HE_CAP_SU_PPDU_1LTF_8US_GI; if (elem->phy_cap_info[2] & IEEE80211_HE_PHY_CAP2_NDP_4x_LTF_AND_3_2US) cap |= STA_REC_HE_CAP_NDP_4LTF_3DOT2MS_GI; if (elem->phy_cap_info[2] & IEEE80211_HE_PHY_CAP2_STBC_TX_UNDER_80MHZ) cap |= STA_REC_HE_CAP_LE_EQ_80M_TX_STBC; if (elem->phy_cap_info[2] & IEEE80211_HE_PHY_CAP2_STBC_RX_UNDER_80MHZ) cap |= STA_REC_HE_CAP_LE_EQ_80M_RX_STBC; if (elem->phy_cap_info[6] & IEEE80211_HE_PHY_CAP6_PARTIAL_BW_EXT_RANGE) cap |= STA_REC_HE_CAP_PARTIAL_BW_EXT_RANGE; if (elem->phy_cap_info[7] & IEEE80211_HE_PHY_CAP7_HE_SU_MU_PPDU_4XLTF_AND_08_US_GI) cap |= STA_REC_HE_CAP_SU_MU_PPDU_4LTF_8US_GI; if (elem->phy_cap_info[7] & IEEE80211_HE_PHY_CAP7_STBC_TX_ABOVE_80MHZ) cap |= STA_REC_HE_CAP_GT_80M_TX_STBC; if (elem->phy_cap_info[7] & IEEE80211_HE_PHY_CAP7_STBC_RX_ABOVE_80MHZ) cap |= STA_REC_HE_CAP_GT_80M_RX_STBC; if (elem->phy_cap_info[8] & IEEE80211_HE_PHY_CAP8_HE_ER_SU_PPDU_4XLTF_AND_08_US_GI) cap |= STA_REC_HE_CAP_ER_SU_PPDU_4LTF_8US_GI; if (elem->phy_cap_info[8] & IEEE80211_HE_PHY_CAP8_HE_ER_SU_1XLTF_AND_08_US_GI) cap |= STA_REC_HE_CAP_ER_SU_PPDU_1LTF_8US_GI; if (elem->phy_cap_info[9] & IEEE80211_HE_PHY_CAP9_NON_TRIGGERED_CQI_FEEDBACK) cap |= STA_REC_HE_CAP_TRIG_CQI_FK; if (elem->phy_cap_info[9] & IEEE80211_HE_PHY_CAP9_TX_1024_QAM_LESS_THAN_242_TONE_RU) cap |= STA_REC_HE_CAP_TX_1024QAM_UNDER_RU242; if (elem->phy_cap_info[9] & IEEE80211_HE_PHY_CAP9_RX_1024_QAM_LESS_THAN_242_TONE_RU) cap |= STA_REC_HE_CAP_RX_1024QAM_UNDER_RU242; he->he_cap = cpu_to_le32(cap); switch (sta->bandwidth) { case IEEE80211_STA_RX_BW_160: if (elem->phy_cap_info[0] & IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G) he->max_nss_mcs[CMD_HE_MCS_BW8080] = he_cap->he_mcs_nss_supp.rx_mcs_80p80; he->max_nss_mcs[CMD_HE_MCS_BW160] = he_cap->he_mcs_nss_supp.rx_mcs_160; /* fall through */ default: he->max_nss_mcs[CMD_HE_MCS_BW80] = he_cap->he_mcs_nss_supp.rx_mcs_80; break; } he->t_frame_dur = HE_MAC(CAP1_TF_MAC_PAD_DUR_MASK, elem->mac_cap_info[1]); he->max_ampdu_exp = HE_MAC(CAP3_MAX_AMPDU_LEN_EXP_MASK, elem->mac_cap_info[3]); he->bw_set = HE_PHY(CAP0_CHANNEL_WIDTH_SET_MASK, elem->phy_cap_info[0]); he->device_class = HE_PHY(CAP1_DEVICE_CLASS_A, elem->phy_cap_info[1]); he->punc_pream_rx = HE_PHY(CAP1_PREAMBLE_PUNC_RX_MASK, elem->phy_cap_info[1]); he->dcm_tx_mode = HE_PHY(CAP3_DCM_MAX_CONST_TX_MASK, elem->phy_cap_info[3]); he->dcm_tx_max_nss = HE_PHY(CAP3_DCM_MAX_TX_NSS_2, elem->phy_cap_info[3]); he->dcm_rx_mode = HE_PHY(CAP3_DCM_MAX_CONST_RX_MASK, elem->phy_cap_info[3]); he->dcm_rx_max_nss = HE_PHY(CAP3_DCM_MAX_RX_NSS_2, elem->phy_cap_info[3]); he->dcm_rx_max_nss = HE_PHY(CAP8_DCM_MAX_RU_MASK, elem->phy_cap_info[8]); he->pkt_ext = 2; } static void mt7915_mcu_sta_muru_tlv(struct sk_buff *skb, struct ieee80211_sta *sta) { struct ieee80211_sta_he_cap *he_cap = &sta->he_cap; struct ieee80211_he_cap_elem *elem = &he_cap->he_cap_elem; struct sta_rec_muru *muru; struct tlv *tlv; tlv = mt7915_mcu_add_tlv(skb, STA_REC_MURU, sizeof(*muru)); muru = (struct sta_rec_muru *)tlv; muru->cfg.ofdma_dl_en = true; muru->cfg.ofdma_ul_en = true; muru->cfg.mimo_dl_en = true; muru->cfg.mimo_ul_en = true; muru->ofdma_dl.punc_pream_rx = HE_PHY(CAP1_PREAMBLE_PUNC_RX_MASK, elem->phy_cap_info[1]); muru->ofdma_dl.he_20m_in_40m_2g = HE_PHY(CAP8_20MHZ_IN_40MHZ_HE_PPDU_IN_2G, elem->phy_cap_info[8]); muru->ofdma_dl.he_20m_in_160m = HE_PHY(CAP8_20MHZ_IN_160MHZ_HE_PPDU, elem->phy_cap_info[8]); muru->ofdma_dl.he_80m_in_160m = HE_PHY(CAP8_80MHZ_IN_160MHZ_HE_PPDU, elem->phy_cap_info[8]); muru->ofdma_dl.lt16_sigb = 0; muru->ofdma_dl.rx_su_comp_sigb = 0; muru->ofdma_dl.rx_su_non_comp_sigb = 0; muru->ofdma_ul.t_frame_dur = HE_MAC(CAP1_TF_MAC_PAD_DUR_MASK, elem->mac_cap_info[1]); muru->ofdma_ul.mu_cascading = HE_MAC(CAP2_MU_CASCADING, elem->mac_cap_info[2]); muru->ofdma_ul.uo_ra = HE_MAC(CAP3_OFDMA_RA, elem->mac_cap_info[3]); muru->ofdma_ul.he_2x996_tone = 0; muru->ofdma_ul.rx_t_frame_11ac = 0; muru->mimo_dl.vht_mu_bfee = !!(sta->vht_cap.cap & IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE); muru->mimo_dl.partial_bw_dl_mimo = HE_PHY(CAP6_PARTIAL_BANDWIDTH_DL_MUMIMO, elem->phy_cap_info[6]); muru->mimo_ul.full_ul_mimo = HE_PHY(CAP2_UL_MU_FULL_MU_MIMO, elem->phy_cap_info[2]); muru->mimo_ul.partial_ul_mimo = HE_PHY(CAP2_UL_MU_PARTIAL_MU_MIMO, elem->phy_cap_info[2]); } static int mt7915_mcu_add_mu(struct mt7915_dev *dev, struct ieee80211_vif *vif, struct ieee80211_sta *sta) { struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv; struct sk_buff *skb; int len = sizeof(struct sta_req_hdr) + sizeof(struct sta_rec_muru); if (!sta->vht_cap.vht_supported && !sta->he_cap.has_he) return 0; skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta, len); if (IS_ERR(skb)) return PTR_ERR(skb); /* starec muru */ mt7915_mcu_sta_muru_tlv(skb, sta); return __mt76_mcu_skb_send_msg(&dev->mt76, skb, MCU_EXT_CMD_STA_REC_UPDATE, true); } static void mt7915_mcu_sta_tlv(struct mt7915_dev *dev, struct sk_buff *skb, struct ieee80211_sta *sta) { struct tlv *tlv; /* starec ht */ if (sta->ht_cap.ht_supported) { struct sta_rec_ht *ht; tlv = mt7915_mcu_add_tlv(skb, STA_REC_HT, sizeof(*ht)); ht = (struct sta_rec_ht *)tlv; ht->ht_cap = cpu_to_le16(sta->ht_cap.cap); } /* starec vht */ if (sta->vht_cap.vht_supported) { struct sta_rec_vht *vht; tlv = mt7915_mcu_add_tlv(skb, STA_REC_VHT, sizeof(*vht)); vht = (struct sta_rec_vht *)tlv; vht->vht_cap = cpu_to_le32(sta->vht_cap.cap); vht->vht_rx_mcs_map = sta->vht_cap.vht_mcs.rx_mcs_map; vht->vht_tx_mcs_map = sta->vht_cap.vht_mcs.tx_mcs_map; } /* starec he */ if (sta->he_cap.has_he) mt7915_mcu_sta_he_tlv(skb, sta); } static void mt7915_mcu_wtbl_smps_tlv(struct sk_buff *skb, struct ieee80211_sta *sta, void *sta_wtbl, void *wtbl_tlv) { struct wtbl_smps *smps; struct tlv *tlv; tlv = mt7915_mcu_add_nested_tlv(skb, WTBL_SMPS, sizeof(*smps), wtbl_tlv, sta_wtbl); smps = (struct wtbl_smps *)tlv; if (sta->smps_mode == IEEE80211_SMPS_DYNAMIC) smps->smps = true; } static void mt7915_mcu_wtbl_ht_tlv(struct sk_buff *skb, struct ieee80211_sta *sta, void *sta_wtbl, void *wtbl_tlv) { struct wtbl_ht *ht = NULL; struct tlv *tlv; /* wtbl ht */ if (sta->ht_cap.ht_supported) { tlv = mt7915_mcu_add_nested_tlv(skb, WTBL_HT, sizeof(*ht), wtbl_tlv, sta_wtbl); ht = (struct wtbl_ht *)tlv; ht->ldpc = sta->ht_cap.cap & IEEE80211_HT_CAP_LDPC_CODING; ht->af = sta->ht_cap.ampdu_factor; ht->mm = sta->ht_cap.ampdu_density; ht->ht = true; } /* wtbl vht */ if (sta->vht_cap.vht_supported) { struct wtbl_vht *vht; u8 af; tlv = mt7915_mcu_add_nested_tlv(skb, WTBL_VHT, sizeof(*vht), wtbl_tlv, sta_wtbl); vht = (struct wtbl_vht *)tlv; vht->ldpc = sta->vht_cap.cap & IEEE80211_VHT_CAP_RXLDPC, vht->vht = true; af = FIELD_GET(IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK, sta->vht_cap.cap); if (ht) ht->af = max_t(u8, ht->af, af); } mt7915_mcu_wtbl_smps_tlv(skb, sta, sta_wtbl, wtbl_tlv); } int mt7915_mcu_add_smps(struct mt7915_dev *dev, struct ieee80211_vif *vif, struct ieee80211_sta *sta) { struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv; struct wtbl_req_hdr *wtbl_hdr; struct tlv *sta_wtbl; struct sk_buff *skb; skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta, MT7915_STA_UPDATE_MAX_SIZE); if (IS_ERR(skb)) return PTR_ERR(skb); sta_wtbl = mt7915_mcu_add_tlv(skb, STA_REC_WTBL, sizeof(struct tlv)); wtbl_hdr = mt7915_mcu_alloc_wtbl_req(dev, msta, WTBL_SET, sta_wtbl, &skb); mt7915_mcu_wtbl_smps_tlv(skb, sta, sta_wtbl, wtbl_hdr); return __mt76_mcu_skb_send_msg(&dev->mt76, skb, MCU_EXT_CMD_STA_REC_UPDATE, true); } static void mt7915_mcu_sta_sounding_rate(struct sta_rec_bf *bf) { bf->sounding_phy = MT_PHY_TYPE_OFDM; bf->ndp_rate = 0; /* mcs0 */ bf->ndpa_rate = MT7915_CFEND_RATE_DEFAULT; /* ofdm 24m */ bf->rept_poll_rate = MT7915_CFEND_RATE_DEFAULT; /* ofdm 24m */ } static void mt7915_mcu_sta_bfer_ht(struct ieee80211_sta *sta, struct sta_rec_bf *bf) { struct ieee80211_mcs_info *mcs = &sta->ht_cap.mcs; u8 n = 0; bf->tx_mode = MT_PHY_TYPE_HT; bf->bf_cap |= MT_IBF; if (mcs->tx_params & IEEE80211_HT_MCS_TX_RX_DIFF && (mcs->tx_params & IEEE80211_HT_MCS_TX_DEFINED)) n = FIELD_GET(IEEE80211_HT_MCS_TX_MAX_STREAMS_MASK, mcs->tx_params); else if (mcs->rx_mask[3]) n = 3; else if (mcs->rx_mask[2]) n = 2; else if (mcs->rx_mask[1]) n = 1; bf->nc = min_t(u8, bf->nr, n); bf->ibf_ncol = bf->nc; if (sta->bandwidth <= IEEE80211_STA_RX_BW_40 && !bf->nc) bf->ibf_timeout = 0x48; } static void mt7915_mcu_sta_bfer_vht(struct ieee80211_sta *sta, struct mt7915_phy *phy, struct sta_rec_bf *bf) { struct ieee80211_sta_vht_cap *pc = &sta->vht_cap; struct ieee80211_sta_vht_cap *vc = &phy->mt76->sband_5g.sband.vht_cap; u8 bfee_nr, bfer_nr, n, tx_ant = hweight8(phy->chainmask) - 1; u16 mcs_map; bf->tx_mode = MT_PHY_TYPE_VHT; bf->bf_cap |= MT_EBF; mt7915_mcu_sta_sounding_rate(bf); bfee_nr = FIELD_GET(IEEE80211_VHT_CAP_BEAMFORMEE_STS_MASK, pc->cap); bfer_nr = FIELD_GET(IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK, vc->cap); mcs_map = le16_to_cpu(pc->vht_mcs.rx_mcs_map); n = min_t(u8, bfer_nr, bfee_nr); bf->nr = min_t(u8, n, tx_ant); n = mt7915_mcu_get_sta_nss(mcs_map); bf->nc = min_t(u8, n, bf->nr); bf->ibf_ncol = bf->nc; /* force nr from 4 to 2 */ if (sta->bandwidth == IEEE80211_STA_RX_BW_160) bf->nr = 1; } static void mt7915_mcu_sta_bfer_he(struct ieee80211_sta *sta, struct ieee80211_vif *vif, struct mt7915_phy *phy, struct sta_rec_bf *bf) { struct ieee80211_sta_he_cap *pc = &sta->he_cap; struct ieee80211_he_cap_elem *pe = &pc->he_cap_elem; const struct ieee80211_he_cap_elem *ve; const struct ieee80211_sta_he_cap *vc; u8 bfee_nr, bfer_nr, nss_mcs; u16 mcs_map; vc = mt7915_get_he_phy_cap(phy, vif); ve = &vc->he_cap_elem; bf->tx_mode = MT_PHY_TYPE_HE_SU; bf->bf_cap |= MT_EBF; mt7915_mcu_sta_sounding_rate(bf); bf->trigger_su = HE_PHY(CAP6_TRIG_SU_BEAMFORMER_FB, pe->phy_cap_info[6]); bf->trigger_mu = HE_PHY(CAP6_TRIG_MU_BEAMFORMER_FB, pe->phy_cap_info[6]); bfer_nr = HE_PHY(CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_MASK, ve->phy_cap_info[5]); bfee_nr = HE_PHY(CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_MASK, pe->phy_cap_info[4]); mcs_map = le16_to_cpu(pc->he_mcs_nss_supp.tx_mcs_80); nss_mcs = mt7915_mcu_get_sta_nss(mcs_map); bf->nr = min_t(u8, bfer_nr, bfee_nr); bf->nc = min_t(u8, nss_mcs, bf->nr); bf->ibf_ncol = bf->nc; if (sta->bandwidth != IEEE80211_STA_RX_BW_160) return; /* go over for 160MHz and 80p80 */ if (pe->phy_cap_info[0] & IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G) { mcs_map = le16_to_cpu(pc->he_mcs_nss_supp.rx_mcs_160); nss_mcs = mt7915_mcu_get_sta_nss(mcs_map); bf->nc_bw160 = nss_mcs; } if (pe->phy_cap_info[0] & IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G) { mcs_map = le16_to_cpu(pc->he_mcs_nss_supp.rx_mcs_80p80); nss_mcs = mt7915_mcu_get_sta_nss(mcs_map); if (bf->nc_bw160) bf->nc_bw160 = min_t(u8, bf->nc_bw160, nss_mcs); else bf->nc_bw160 = nss_mcs; } bfer_nr = HE_PHY(CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_MASK, ve->phy_cap_info[5]); bfee_nr = HE_PHY(CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_MASK, pe->phy_cap_info[4]); bf->nr_bw160 = min_t(int, bfer_nr, bfee_nr); } static void mt7915_mcu_sta_bfer_tlv(struct sk_buff *skb, struct ieee80211_sta *sta, struct ieee80211_vif *vif, struct mt7915_phy *phy, bool enable) { struct sta_rec_bf *bf; struct tlv *tlv; int tx_ant = hweight8(phy->chainmask) - 1; const u8 matrix[4][4] = { {0, 0, 0, 0}, {1, 1, 0, 0}, /* 2x1, 2x2, 2x3, 2x4 */ {2, 4, 4, 0}, /* 3x1, 3x2, 3x3, 3x4 */ {3, 5, 6, 0} /* 4x1, 4x2, 4x3, 4x4 */ }; #define MT_BFER_FREE cpu_to_le16(GENMASK(15, 0)) tlv = mt7915_mcu_add_tlv(skb, STA_REC_BF, sizeof(*bf)); bf = (struct sta_rec_bf *)tlv; if (!enable) { bf->pfmu = MT_BFER_FREE; return; } bf->bw = sta->bandwidth; bf->ibf_dbw = sta->bandwidth; bf->ibf_nrow = tx_ant; bf->ibf_timeout = 0x18; if (sta->he_cap.has_he) mt7915_mcu_sta_bfer_he(sta, vif, phy, bf); else if (sta->vht_cap.vht_supported) mt7915_mcu_sta_bfer_vht(sta, phy, bf); else if (sta->ht_cap.ht_supported) mt7915_mcu_sta_bfer_ht(sta, bf); if (bf->bf_cap & MT_EBF && bf->nr != tx_ant) bf->mem_20m = matrix[tx_ant][bf->nc]; else bf->mem_20m = matrix[bf->nr][bf->nc]; switch (sta->bandwidth) { case IEEE80211_STA_RX_BW_160: case IEEE80211_STA_RX_BW_80: bf->mem_total = bf->mem_20m * 2; break; case IEEE80211_STA_RX_BW_40: bf->mem_total = bf->mem_20m; break; case IEEE80211_STA_RX_BW_20: default: break; } } static void mt7915_mcu_sta_bfee_tlv(struct sk_buff *skb, struct ieee80211_sta *sta, struct mt7915_phy *phy) { struct sta_rec_bfee *bfee; struct tlv *tlv; int tx_ant = hweight8(phy->chainmask) - 1; u8 nr = 0; tlv = mt7915_mcu_add_tlv(skb, STA_REC_BFEE, sizeof(*bfee)); bfee = (struct sta_rec_bfee *)tlv; if (sta->he_cap.has_he) { struct ieee80211_he_cap_elem *pe = &sta->he_cap.he_cap_elem; nr = HE_PHY(CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_MASK, pe->phy_cap_info[5]); } else if (sta->vht_cap.vht_supported) { struct ieee80211_sta_vht_cap *pc = &sta->vht_cap; nr = FIELD_GET(IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK, pc->cap); } /* reply with identity matrix to avoid 2x2 BF negative gain */ if (nr == 1 && tx_ant == 2) bfee->fb_identity_matrix = true; } static u8 mt7915_mcu_sta_txbf_type(struct mt7915_phy *phy, struct ieee80211_vif *vif, struct ieee80211_sta *sta) { u8 type = 0; if (vif->type != NL80211_IFTYPE_STATION && vif->type != NL80211_IFTYPE_AP) return 0; if (sta->he_cap.has_he) { struct ieee80211_he_cap_elem *pe; const struct ieee80211_he_cap_elem *ve; const struct ieee80211_sta_he_cap *vc; pe = &sta->he_cap.he_cap_elem; vc = mt7915_get_he_phy_cap(phy, vif); ve = &vc->he_cap_elem; if ((HE_PHY(CAP3_SU_BEAMFORMER, pe->phy_cap_info[3]) || HE_PHY(CAP4_MU_BEAMFORMER, pe->phy_cap_info[4])) && HE_PHY(CAP4_SU_BEAMFORMEE, ve->phy_cap_info[4])) type |= MT_STA_BFEE; if ((HE_PHY(CAP3_SU_BEAMFORMER, ve->phy_cap_info[3]) || HE_PHY(CAP4_MU_BEAMFORMER, ve->phy_cap_info[4])) && HE_PHY(CAP4_SU_BEAMFORMEE, pe->phy_cap_info[4])) type |= MT_STA_BFER; } else if (sta->vht_cap.vht_supported) { struct ieee80211_sta_vht_cap *pc; struct ieee80211_sta_vht_cap *vc; u32 cr, ce; pc = &sta->vht_cap; vc = &phy->mt76->sband_5g.sband.vht_cap; cr = IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE | IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE; ce = IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE | IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE; if ((pc->cap & cr) && (vc->cap & ce)) type |= MT_STA_BFEE; if ((vc->cap & cr) && (pc->cap & ce)) type |= MT_STA_BFER; } else if (sta->ht_cap.ht_supported) { /* TODO: iBF */ } return type; } static int mt7915_mcu_add_txbf(struct mt7915_dev *dev, struct ieee80211_vif *vif, struct ieee80211_sta *sta, bool enable) { struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv; struct mt7915_phy *phy; struct sk_buff *skb; int r, len; u8 type; phy = mvif->band_idx ? mt7915_ext_phy(dev) : &dev->phy; type = mt7915_mcu_sta_txbf_type(phy, vif, sta); /* must keep each tag independent */ /* starec bf */ if (type & MT_STA_BFER) { len = sizeof(struct sta_req_hdr) + sizeof(struct sta_rec_bf); skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta, len); if (IS_ERR(skb)) return PTR_ERR(skb); mt7915_mcu_sta_bfer_tlv(skb, sta, vif, phy, enable); r = __mt76_mcu_skb_send_msg(&dev->mt76, skb, MCU_EXT_CMD_STA_REC_UPDATE, true); if (r) return r; } /* starec bfee */ if (type & MT_STA_BFEE) { len = sizeof(struct sta_req_hdr) + sizeof(struct sta_rec_bfee); skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta, len); if (IS_ERR(skb)) return PTR_ERR(skb); mt7915_mcu_sta_bfee_tlv(skb, sta, phy); r = __mt76_mcu_skb_send_msg(&dev->mt76, skb, MCU_EXT_CMD_STA_REC_UPDATE, true); if (r) return r; } return 0; } static void mt7915_mcu_sta_rate_ctrl_tlv(struct sk_buff *skb, struct mt7915_dev *dev, struct ieee80211_vif *vif, struct ieee80211_sta *sta) { struct cfg80211_chan_def *chandef = &dev->mphy.chandef; struct sta_rec_ra *ra; struct tlv *tlv; enum nl80211_band band = chandef->chan->band; u32 supp_rate = sta->supp_rates[band]; int n_rates = hweight32(supp_rate); u32 cap = sta->wme ? STA_CAP_WMM : 0; u8 i, nss = sta->rx_nss, mcs = 0; tlv = mt7915_mcu_add_tlv(skb, STA_REC_RA, sizeof(*ra)); ra = (struct sta_rec_ra *)tlv; ra->valid = true; ra->auto_rate = true; ra->phy_mode = mt7915_get_phy_mode(dev, vif, band, sta); ra->channel = chandef->chan->hw_value; ra->bw = sta->bandwidth; ra->rate_len = n_rates; ra->phy.bw = sta->bandwidth; if (n_rates) { if (band == NL80211_BAND_2GHZ) { ra->supp_mode = MODE_CCK; ra->supp_cck_rate = supp_rate & GENMASK(3, 0); ra->phy.type = MT_PHY_TYPE_CCK; if (n_rates > 4) { ra->supp_mode |= MODE_OFDM; ra->supp_ofdm_rate = supp_rate >> 4; ra->phy.type = MT_PHY_TYPE_OFDM; } } else { ra->supp_mode = MODE_OFDM; ra->supp_ofdm_rate = supp_rate; ra->phy.type = MT_PHY_TYPE_OFDM; } } if (sta->ht_cap.ht_supported) { for (i = 0; i < nss; i++) ra->ht_mcs[i] = sta->ht_cap.mcs.rx_mask[i]; ra->supp_ht_mcs = *(__le32 *)ra->ht_mcs; ra->supp_mode |= MODE_HT; mcs = hweight32(le32_to_cpu(ra->supp_ht_mcs)) - 1; ra->af = sta->ht_cap.ampdu_factor; ra->ht_gf = !!(sta->ht_cap.cap & IEEE80211_HT_CAP_GRN_FLD); cap |= STA_CAP_HT; if (sta->ht_cap.cap & IEEE80211_HT_CAP_SGI_20) cap |= STA_CAP_SGI_20; if (sta->ht_cap.cap & IEEE80211_HT_CAP_SGI_40) cap |= STA_CAP_SGI_40; if (sta->ht_cap.cap & IEEE80211_HT_CAP_TX_STBC) cap |= STA_CAP_TX_STBC; if (sta->ht_cap.cap & IEEE80211_HT_CAP_RX_STBC) cap |= STA_CAP_RX_STBC; if (sta->ht_cap.cap & IEEE80211_HT_CAP_LDPC_CODING) cap |= STA_CAP_LDPC; } if (sta->vht_cap.vht_supported) { u16 mcs_map = le16_to_cpu(sta->vht_cap.vht_mcs.rx_mcs_map); u16 vht_mcs; u8 af, mcs_prev; af = FIELD_GET(IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK, sta->vht_cap.cap); ra->af = max_t(u8, ra->af, af); cap |= STA_CAP_VHT; if (sta->vht_cap.cap & IEEE80211_VHT_CAP_SHORT_GI_80) cap |= STA_CAP_VHT_SGI_80; if (sta->vht_cap.cap & IEEE80211_VHT_CAP_SHORT_GI_160) cap |= STA_CAP_VHT_SGI_160; if (sta->vht_cap.cap & IEEE80211_VHT_CAP_TXSTBC) cap |= STA_CAP_VHT_TX_STBC; if (sta->vht_cap.cap & IEEE80211_VHT_CAP_RXSTBC_1) cap |= STA_CAP_VHT_RX_STBC; if (sta->vht_cap.cap & IEEE80211_VHT_CAP_RXLDPC) cap |= STA_CAP_VHT_LDPC; ra->supp_mode |= MODE_VHT; for (mcs = 0, i = 0; i < nss; i++, mcs_map >>= 2) { switch (mcs_map & 0x3) { case IEEE80211_VHT_MCS_SUPPORT_0_9: vht_mcs = GENMASK(9, 0); break; case IEEE80211_VHT_MCS_SUPPORT_0_8: vht_mcs = GENMASK(8, 0); break; case IEEE80211_VHT_MCS_SUPPORT_0_7: vht_mcs = GENMASK(7, 0); break; default: vht_mcs = 0; } ra->supp_vht_mcs[i] = cpu_to_le16(vht_mcs); mcs_prev = hweight16(vht_mcs) - 1; if (mcs_prev > mcs) mcs = mcs_prev; /* only support 2ss on 160MHz */ if (i > 1 && (ra->bw == CMD_CBW_160MHZ || ra->bw == CMD_CBW_8080MHZ)) break; } } if (sta->he_cap.has_he) { ra->supp_mode |= MODE_HE; cap |= STA_CAP_HE; } ra->sta_status = cpu_to_le32(cap); switch (BIT(fls(ra->supp_mode) - 1)) { case MODE_VHT: ra->phy.type = MT_PHY_TYPE_VHT; ra->phy.mcs = mcs; ra->phy.nss = nss; ra->phy.stbc = !!(sta->vht_cap.cap & IEEE80211_VHT_CAP_TXSTBC); ra->phy.ldpc = !!(sta->vht_cap.cap & IEEE80211_VHT_CAP_RXLDPC); ra->phy.sgi = !!(sta->vht_cap.cap & IEEE80211_VHT_CAP_SHORT_GI_80); break; case MODE_HT: ra->phy.type = MT_PHY_TYPE_HT; ra->phy.mcs = mcs; ra->phy.ldpc = sta->ht_cap.cap & IEEE80211_HT_CAP_LDPC_CODING; ra->phy.stbc = !!(sta->ht_cap.cap & IEEE80211_HT_CAP_TX_STBC); ra->phy.sgi = !!(sta->ht_cap.cap & IEEE80211_HT_CAP_SGI_20); break; default: break; } } int mt7915_mcu_add_rate_ctrl(struct mt7915_dev *dev, struct ieee80211_vif *vif, struct ieee80211_sta *sta) { struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv; struct sk_buff *skb; int len = sizeof(struct sta_req_hdr) + sizeof(struct sta_rec_ra); skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta, len); if (IS_ERR(skb)) return PTR_ERR(skb); mt7915_mcu_sta_rate_ctrl_tlv(skb, dev, vif, sta); return __mt76_mcu_skb_send_msg(&dev->mt76, skb, MCU_EXT_CMD_STA_REC_UPDATE, true); } static int mt7915_mcu_add_group(struct mt7915_dev *dev, struct ieee80211_vif *vif, struct ieee80211_sta *sta) { #define MT_STA_BSS_GROUP 1 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv; struct { __le32 action; u8 wlan_idx_lo; u8 status; u8 wlan_idx_hi; u8 rsv0[5]; __le32 val; u8 rsv1[8]; } __packed req = { .action = cpu_to_le32(MT_STA_BSS_GROUP), .wlan_idx_lo = to_wcid_lo(msta->wcid.idx), .wlan_idx_hi = to_wcid_hi(msta->wcid.idx), .val = cpu_to_le32(mvif->idx), }; return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SET_DRR_CTRL, &req, sizeof(req), true); } int mt7915_mcu_add_sta_adv(struct mt7915_dev *dev, struct ieee80211_vif *vif, struct ieee80211_sta *sta, bool enable) { int ret; if (!sta) return 0; /* must keep the order */ ret = mt7915_mcu_add_group(dev, vif, sta); if (ret) return ret; ret = mt7915_mcu_add_txbf(dev, vif, sta, enable); if (ret) return ret; ret = mt7915_mcu_add_mu(dev, vif, sta); if (ret) return ret; if (enable) return mt7915_mcu_add_rate_ctrl(dev, vif, sta); return 0; } int mt7915_mcu_add_sta(struct mt7915_dev *dev, struct ieee80211_vif *vif, struct ieee80211_sta *sta, bool enable) { struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; struct wtbl_req_hdr *wtbl_hdr; struct mt7915_sta *msta; struct tlv *sta_wtbl; struct sk_buff *skb; msta = sta ? (struct mt7915_sta *)sta->drv_priv : &mvif->sta; skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta, MT7915_STA_UPDATE_MAX_SIZE); if (IS_ERR(skb)) return PTR_ERR(skb); mt7915_mcu_sta_basic_tlv(skb, vif, sta, enable); if (enable && sta) mt7915_mcu_sta_tlv(dev, skb, sta); sta_wtbl = mt7915_mcu_add_tlv(skb, STA_REC_WTBL, sizeof(struct tlv)); wtbl_hdr = mt7915_mcu_alloc_wtbl_req(dev, msta, WTBL_RESET_AND_SET, sta_wtbl, &skb); if (enable) { mt7915_mcu_wtbl_generic_tlv(skb, vif, sta, sta_wtbl, wtbl_hdr); if (sta) mt7915_mcu_wtbl_ht_tlv(skb, sta, sta_wtbl, wtbl_hdr); } return __mt76_mcu_skb_send_msg(&dev->mt76, skb, MCU_EXT_CMD_STA_REC_UPDATE, true); } int mt7915_mcu_set_fixed_rate(struct mt7915_dev *dev, struct ieee80211_sta *sta, u32 rate) { struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv; struct mt7915_vif *mvif = msta->vif; struct sta_rec_ra_fixed *ra; struct sk_buff *skb; struct tlv *tlv; int len = sizeof(struct sta_req_hdr) + sizeof(*ra); skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta, len); if (IS_ERR(skb)) return PTR_ERR(skb); tlv = mt7915_mcu_add_tlv(skb, STA_REC_RA_UPDATE, sizeof(*ra)); ra = (struct sta_rec_ra_fixed *)tlv; if (!rate) { ra->field = cpu_to_le32(RATE_PARAM_AUTO); goto out; } else { ra->field = cpu_to_le32(RATE_PARAM_FIXED); } ra->phy.type = FIELD_GET(RATE_CFG_PHY_TYPE, rate); ra->phy.bw = FIELD_GET(RATE_CFG_BW, rate); ra->phy.nss = FIELD_GET(RATE_CFG_NSS, rate); ra->phy.mcs = FIELD_GET(RATE_CFG_MCS, rate); ra->phy.stbc = FIELD_GET(RATE_CFG_STBC, rate); if (ra->phy.bw) ra->phy.ldpc = 7; else ra->phy.ldpc = FIELD_GET(RATE_CFG_LDPC, rate) * 7; /* HT/VHT - SGI: 1, LGI: 0; HE - SGI: 0, MGI: 1, LGI: 2 */ if (ra->phy.type > MT_PHY_TYPE_VHT) ra->phy.sgi = ra->phy.mcs * 85; else ra->phy.sgi = ra->phy.mcs * 15; out: return __mt76_mcu_skb_send_msg(&dev->mt76, skb, MCU_EXT_CMD_STA_REC_UPDATE, true); } int mt7915_mcu_add_dev_info(struct mt7915_dev *dev, struct ieee80211_vif *vif, bool enable) { struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; struct { struct req_hdr { u8 omac_idx; u8 dbdc_idx; __le16 tlv_num; u8 is_tlv_append; u8 rsv[3]; } __packed hdr; struct req_tlv { __le16 tag; __le16 len; u8 active; u8 dbdc_idx; u8 omac_addr[ETH_ALEN]; } __packed tlv; } data = { .hdr = { .omac_idx = mvif->omac_idx, .dbdc_idx = mvif->band_idx, .tlv_num = cpu_to_le16(1), .is_tlv_append = 1, }, .tlv = { .tag = cpu_to_le16(DEV_INFO_ACTIVE), .len = cpu_to_le16(sizeof(struct req_tlv)), .active = enable, .dbdc_idx = mvif->band_idx, }, }; memcpy(data.tlv.omac_addr, vif->addr, ETH_ALEN); return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_DEV_INFO_UPDATE, &data, sizeof(data), true); } static void mt7915_mcu_beacon_csa(struct sk_buff *rskb, struct sk_buff *skb, struct bss_info_bcn *bcn, struct ieee80211_mutable_offsets *offs) { if (offs->csa_counter_offs[0]) { struct tlv *tlv; struct bss_info_bcn_csa *csa; tlv = mt7915_mcu_add_nested_subtlv(rskb, BSS_INFO_BCN_CSA, sizeof(*csa), &bcn->sub_ntlv, &bcn->len); csa = (struct bss_info_bcn_csa *)tlv; csa->cnt = skb->data[offs->csa_counter_offs[0]]; } } static void mt7915_mcu_beacon_cont(struct mt7915_dev *dev, struct sk_buff *rskb, struct sk_buff *skb, struct bss_info_bcn *bcn, struct ieee80211_mutable_offsets *offs) { struct mt76_wcid *wcid = &dev->mt76.global_wcid; struct bss_info_bcn_cont *cont; struct tlv *tlv; u8 *buf; int len = sizeof(*cont) + MT_TXD_SIZE + skb->len; tlv = mt7915_mcu_add_nested_subtlv(rskb, BSS_INFO_BCN_CONTENT, len, &bcn->sub_ntlv, &bcn->len); cont = (struct bss_info_bcn_cont *)tlv; cont->pkt_len = cpu_to_le16(MT_TXD_SIZE + skb->len); cont->tim_ofs = cpu_to_le16(offs->tim_offset); if (offs->csa_counter_offs[0]) cont->csa_ofs = cpu_to_le16(offs->csa_counter_offs[0] - 4); buf = (u8 *)tlv + sizeof(*cont); mt7915_mac_write_txwi(dev, (__le32 *)buf, skb, wcid, NULL, true); memcpy(buf + MT_TXD_SIZE, skb->data, skb->len); } int mt7915_mcu_add_beacon(struct ieee80211_hw *hw, struct ieee80211_vif *vif, int en) { #define MAX_BEACON_SIZE 512 struct mt7915_dev *dev = mt7915_hw_dev(hw); struct mt7915_phy *phy = mt7915_hw_phy(hw); struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; struct ieee80211_mutable_offsets offs; struct ieee80211_tx_info *info; struct sk_buff *skb, *rskb; struct tlv *tlv; struct bss_info_bcn *bcn; int len = MT7915_BEACON_UPDATE_SIZE + MAX_BEACON_SIZE; rskb = mt7915_mcu_alloc_sta_req(dev, mvif, NULL, len); if (IS_ERR(rskb)) return PTR_ERR(rskb); tlv = mt7915_mcu_add_tlv(rskb, BSS_INFO_OFFLOAD, sizeof(*bcn)); bcn = (struct bss_info_bcn *)tlv; bcn->enable = en; skb = ieee80211_beacon_get_template(hw, vif, &offs); if (!skb) return -EINVAL; if (skb->len > MAX_BEACON_SIZE - MT_TXD_SIZE) { dev_err(dev->mt76.dev, "Bcn size limit exceed\n"); dev_kfree_skb(skb); return -EINVAL; } if (mvif->band_idx) { info = IEEE80211_SKB_CB(skb); info->hw_queue |= MT_TX_HW_QUEUE_EXT_PHY; } /* TODO: subtag - bss color count & 11v MBSSID */ mt7915_mcu_beacon_csa(rskb, skb, bcn, &offs); mt7915_mcu_beacon_cont(dev, rskb, skb, bcn, &offs); dev_kfree_skb(skb); return __mt76_mcu_skb_send_msg(&phy->dev->mt76, rskb, MCU_EXT_CMD_BSS_INFO_UPDATE, true); } static int mt7915_mcu_send_firmware(struct mt7915_dev *dev, const void *data, int len) { int ret = 0, cur_len; while (len > 0) { cur_len = min_t(int, 4096 - sizeof(struct mt7915_mcu_txd), len); ret = __mt76_mcu_send_msg(&dev->mt76, -MCU_CMD_FW_SCATTER, data, cur_len, false); if (ret) break; data += cur_len; len -= cur_len; mt76_queue_tx_cleanup(dev, MT_TXQ_FWDL, false); } return ret; } static int mt7915_mcu_start_firmware(struct mt7915_dev *dev, u32 addr, u32 option) { struct { __le32 option; __le32 addr; } req = { .option = cpu_to_le32(option), .addr = cpu_to_le32(addr), }; return __mt76_mcu_send_msg(&dev->mt76, -MCU_CMD_FW_START_REQ, &req, sizeof(req), true); } static int mt7915_mcu_restart(struct mt76_dev *dev) { struct { u8 power_mode; u8 rsv[3]; } req = { .power_mode = 1, }; return __mt76_mcu_send_msg(dev, -MCU_CMD_NIC_POWER_CTRL, &req, sizeof(req), false); } static int mt7915_mcu_patch_sem_ctrl(struct mt7915_dev *dev, bool get) { struct { __le32 op; } req = { .op = cpu_to_le32(get ? PATCH_SEM_GET : PATCH_SEM_RELEASE), }; return __mt76_mcu_send_msg(&dev->mt76, -MCU_CMD_PATCH_SEM_CONTROL, &req, sizeof(req), true); } static int mt7915_mcu_start_patch(struct mt7915_dev *dev) { struct { u8 check_crc; u8 reserved[3]; } req = { .check_crc = 0, }; return __mt76_mcu_send_msg(&dev->mt76, -MCU_CMD_PATCH_FINISH_REQ, &req, sizeof(req), true); } static int mt7915_driver_own(struct mt7915_dev *dev) { u32 reg = mt7915_reg_map_l1(dev, MT_TOP_LPCR_HOST_BAND0); mt76_wr(dev, reg, MT_TOP_LPCR_HOST_DRV_OWN); if (!mt76_poll_msec(dev, reg, MT_TOP_LPCR_HOST_FW_OWN, 0, 500)) { dev_err(dev->mt76.dev, "Timeout for driver own\n"); return -EIO; } return 0; } static int mt7915_mcu_init_download(struct mt7915_dev *dev, u32 addr, u32 len, u32 mode) { struct { __le32 addr; __le32 len; __le32 mode; } req = { .addr = cpu_to_le32(addr), .len = cpu_to_le32(len), .mode = cpu_to_le32(mode), }; int attr; if (req.addr == cpu_to_le32(MCU_PATCH_ADDRESS)) attr = -MCU_CMD_PATCH_START_REQ; else attr = -MCU_CMD_TARGET_ADDRESS_LEN_REQ; return __mt76_mcu_send_msg(&dev->mt76, attr, &req, sizeof(req), true); } static int mt7915_load_patch(struct mt7915_dev *dev) { const struct mt7915_patch_hdr *hdr; const struct firmware *fw = NULL; int i, ret, sem; sem = mt7915_mcu_patch_sem_ctrl(dev, 1); switch (sem) { case PATCH_IS_DL: return 0; case PATCH_NOT_DL_SEM_SUCCESS: break; default: dev_err(dev->mt76.dev, "Failed to get patch semaphore\n"); return -EAGAIN; } ret = request_firmware(&fw, MT7915_ROM_PATCH, dev->mt76.dev); if (ret) goto out; if (!fw || !fw->data || fw->size < sizeof(*hdr)) { dev_err(dev->mt76.dev, "Invalid firmware\n"); ret = -EINVAL; goto out; } hdr = (const struct mt7915_patch_hdr *)(fw->data); dev_info(dev->mt76.dev, "HW/SW Version: 0x%x, Build Time: %.16s\n", be32_to_cpu(hdr->hw_sw_ver), hdr->build_date); for (i = 0; i < be32_to_cpu(hdr->desc.n_region); i++) { struct mt7915_patch_sec *sec; const u8 *dl; u32 len, addr; sec = (struct mt7915_patch_sec *)(fw->data + sizeof(*hdr) + i * sizeof(*sec)); if ((be32_to_cpu(sec->type) & PATCH_SEC_TYPE_MASK) != PATCH_SEC_TYPE_INFO) { ret = -EINVAL; goto out; } addr = be32_to_cpu(sec->info.addr); len = be32_to_cpu(sec->info.len); dl = fw->data + be32_to_cpu(sec->offs); ret = mt7915_mcu_init_download(dev, addr, len, DL_MODE_NEED_RSP); if (ret) { dev_err(dev->mt76.dev, "Download request failed\n"); goto out; } ret = mt7915_mcu_send_firmware(dev, dl, len); if (ret) { dev_err(dev->mt76.dev, "Failed to send patch\n"); goto out; } } ret = mt7915_mcu_start_patch(dev); if (ret) dev_err(dev->mt76.dev, "Failed to start patch\n"); out: sem = mt7915_mcu_patch_sem_ctrl(dev, 0); switch (sem) { case PATCH_REL_SEM_SUCCESS: break; default: ret = -EAGAIN; dev_err(dev->mt76.dev, "Failed to release patch semaphore\n"); goto out; } release_firmware(fw); return ret; } static u32 mt7915_mcu_gen_dl_mode(u8 feature_set, bool is_wa) { u32 ret = 0; ret |= (feature_set & FW_FEATURE_SET_ENCRYPT) ? (DL_MODE_ENCRYPT | DL_MODE_RESET_SEC_IV) : 0; ret |= FIELD_PREP(DL_MODE_KEY_IDX, FIELD_GET(FW_FEATURE_SET_KEY_IDX, feature_set)); ret |= DL_MODE_NEED_RSP; ret |= is_wa ? DL_MODE_WORKING_PDA_CR4 : 0; return ret; } static int mt7915_mcu_send_ram_firmware(struct mt7915_dev *dev, const struct mt7915_fw_trailer *hdr, const u8 *data, bool is_wa) { int i, offset = 0; u32 override = 0, option = 0; for (i = 0; i < hdr->n_region; i++) { const struct mt7915_fw_region *region; int err; u32 len, addr, mode; region = (const struct mt7915_fw_region *)((const u8 *)hdr - (hdr->n_region - i) * sizeof(*region)); mode = mt7915_mcu_gen_dl_mode(region->feature_set, is_wa); len = le32_to_cpu(region->len); addr = le32_to_cpu(region->addr); if (region->feature_set & FW_FEATURE_OVERRIDE_ADDR) override = addr; err = mt7915_mcu_init_download(dev, addr, len, mode); if (err) { dev_err(dev->mt76.dev, "Download request failed\n"); return err; } err = mt7915_mcu_send_firmware(dev, data + offset, len); if (err) { dev_err(dev->mt76.dev, "Failed to send firmware.\n"); return err; } offset += len; } if (override) option |= FW_START_OVERRIDE; if (is_wa) option |= FW_START_WORKING_PDA_CR4; return mt7915_mcu_start_firmware(dev, override, option); } static int mt7915_load_ram(struct mt7915_dev *dev) { const struct mt7915_fw_trailer *hdr; const struct firmware *fw; int ret; ret = request_firmware(&fw, MT7915_FIRMWARE_WM, dev->mt76.dev); if (ret) return ret; if (!fw || !fw->data || fw->size < sizeof(*hdr)) { dev_err(dev->mt76.dev, "Invalid firmware\n"); ret = -EINVAL; goto out; } hdr = (const struct mt7915_fw_trailer *)(fw->data + fw->size - sizeof(*hdr)); dev_info(dev->mt76.dev, "WM Firmware Version: %.10s, Build Time: %.15s\n", hdr->fw_ver, hdr->build_date); ret = mt7915_mcu_send_ram_firmware(dev, hdr, fw->data, false); if (ret) { dev_err(dev->mt76.dev, "Failed to start WM firmware\n"); goto out; } release_firmware(fw); ret = request_firmware(&fw, MT7915_FIRMWARE_WA, dev->mt76.dev); if (ret) return ret; if (!fw || !fw->data || fw->size < sizeof(*hdr)) { dev_err(dev->mt76.dev, "Invalid firmware\n"); ret = -EINVAL; goto out; } hdr = (const struct mt7915_fw_trailer *)(fw->data + fw->size - sizeof(*hdr)); dev_info(dev->mt76.dev, "WA Firmware Version: %.10s, Build Time: %.15s\n", hdr->fw_ver, hdr->build_date); ret = mt7915_mcu_send_ram_firmware(dev, hdr, fw->data, true); if (ret) { dev_err(dev->mt76.dev, "Failed to start WA firmware\n"); goto out; } snprintf(dev->mt76.hw->wiphy->fw_version, sizeof(dev->mt76.hw->wiphy->fw_version), "%.10s-%.15s", hdr->fw_ver, hdr->build_date); out: release_firmware(fw); return ret; } static int mt7915_load_firmware(struct mt7915_dev *dev) { int ret; u32 val, reg = mt7915_reg_map_l1(dev, MT_TOP_MISC); val = FIELD_PREP(MT_TOP_MISC_FW_STATE, FW_STATE_FW_DOWNLOAD); if (!mt76_poll_msec(dev, reg, MT_TOP_MISC_FW_STATE, val, 1000)) { /* restart firmware once */ __mt76_mcu_restart(&dev->mt76); if (!mt76_poll_msec(dev, reg, MT_TOP_MISC_FW_STATE, val, 1000)) { dev_err(dev->mt76.dev, "Firmware is not ready for download\n"); return -EIO; } } ret = mt7915_load_patch(dev); if (ret) return ret; ret = mt7915_load_ram(dev); if (ret) return ret; if (!mt76_poll_msec(dev, reg, MT_TOP_MISC_FW_STATE, FIELD_PREP(MT_TOP_MISC_FW_STATE, FW_STATE_WACPU_RDY), 1000)) { dev_err(dev->mt76.dev, "Timeout for initializing firmware\n"); return -EIO; } mt76_queue_tx_cleanup(dev, MT_TXQ_FWDL, false); dev_dbg(dev->mt76.dev, "Firmware init done\n"); return 0; } int mt7915_mcu_fw_log_2_host(struct mt7915_dev *dev, u8 ctrl) { struct { u8 ctrl_val; u8 pad[3]; } data = { .ctrl_val = ctrl }; return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_FW_LOG_2_HOST, &data, sizeof(data), true); } int mt7915_mcu_fw_dbg_ctrl(struct mt7915_dev *dev, u32 module, u8 level) { struct { u8 ver; u8 pad; u16 len; u8 level; u8 rsv[3]; __le32 module_idx; } data = { .module_idx = cpu_to_le32(module), .level = level, }; return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_FW_DBG_CTRL, &data, sizeof(data), false); } int mt7915_mcu_init(struct mt7915_dev *dev) { static const struct mt76_mcu_ops mt7915_mcu_ops = { .headroom = sizeof(struct mt7915_mcu_txd), .mcu_skb_send_msg = mt7915_mcu_send_message, .mcu_send_msg = mt7915_mcu_msg_send, .mcu_restart = mt7915_mcu_restart, }; int ret; dev->mt76.mcu_ops = &mt7915_mcu_ops, ret = mt7915_driver_own(dev); if (ret) return ret; ret = mt7915_load_firmware(dev); if (ret) return ret; set_bit(MT76_STATE_MCU_RUNNING, &dev->mphy.state); mt7915_mcu_fw_log_2_host(dev, 0); return 0; } void mt7915_mcu_exit(struct mt7915_dev *dev) { u32 reg = mt7915_reg_map_l1(dev, MT_TOP_MISC); __mt76_mcu_restart(&dev->mt76); if (!mt76_poll_msec(dev, reg, MT_TOP_MISC_FW_STATE, FIELD_PREP(MT_TOP_MISC_FW_STATE, FW_STATE_FW_DOWNLOAD), 1000)) { dev_err(dev->mt76.dev, "Failed to exit mcu\n"); return; } reg = mt7915_reg_map_l1(dev, MT_TOP_LPCR_HOST_BAND0); mt76_wr(dev, reg, MT_TOP_LPCR_HOST_FW_OWN); skb_queue_purge(&dev->mt76.mcu.res_q); } int mt7915_mcu_set_mac(struct mt7915_dev *dev, int band, bool enable, bool hdr_trans) { struct { u8 operation; u8 enable; u8 check_bssid; u8 insert_vlan; u8 remove_vlan; u8 tid; u8 mode; u8 rsv; } __packed req_trans = { .enable = hdr_trans, }; struct { u8 enable; u8 band; u8 rsv[2]; } __packed req_mac = { .enable = enable, .band = band, }; int ret; ret = __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_RX_HDR_TRANS, &req_trans, sizeof(req_trans), false); if (ret) return ret; return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_MAC_INIT_CTRL, &req_mac, sizeof(req_mac), true); } int mt7915_mcu_set_scs(struct mt7915_dev *dev, u8 band, bool enable) { struct { __le32 cmd; u8 band; u8 enable; } __packed req = { .cmd = cpu_to_le32(SCS_ENABLE), .band = band, .enable = enable + 1, }; return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SCS_CTRL, &req, sizeof(req), false); } int mt7915_mcu_set_rts_thresh(struct mt7915_phy *phy, u32 val) { struct mt7915_dev *dev = phy->dev; struct { u8 prot_idx; u8 band; u8 rsv[2]; __le32 len_thresh; __le32 pkt_thresh; } __packed req = { .prot_idx = 1, .band = phy != &dev->phy, .len_thresh = cpu_to_le32(val), .pkt_thresh = cpu_to_le32(0x2), }; return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_PROTECT_CTRL, &req, sizeof(req), true); } int mt7915_mcu_set_tx(struct mt7915_dev *dev, struct ieee80211_vif *vif) { #define WMM_AIFS_SET BIT(0) #define WMM_CW_MIN_SET BIT(1) #define WMM_CW_MAX_SET BIT(2) #define WMM_TXOP_SET BIT(3) #define WMM_PARAM_SET GENMASK(3, 0) #define TX_CMD_MODE 1 struct edca { u8 queue; u8 set; u8 aifs; u8 cw_min; __le16 cw_max; __le16 txop; }; struct mt7915_mcu_tx { u8 total; u8 action; u8 valid; u8 mode; struct edca edca[IEEE80211_NUM_ACS]; } __packed req = { .valid = true, .mode = TX_CMD_MODE, .total = IEEE80211_NUM_ACS, }; struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; int ac; for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) { struct ieee80211_tx_queue_params *q = &mvif->queue_params[ac]; struct edca *e = &req.edca[ac]; e->queue = ac + mvif->wmm_idx * MT7915_MAX_WMM_SETS; e->aifs = q->aifs; e->txop = cpu_to_le16(q->txop); if (q->cw_min) e->cw_min = fls(q->cw_min); else e->cw_min = 5; if (q->cw_max) e->cw_max = cpu_to_le16(fls(q->cw_max)); else e->cw_max = cpu_to_le16(10); } return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_EDCA_UPDATE, &req, sizeof(req), true); } int mt7915_mcu_set_pm(struct mt7915_dev *dev, int band, int enter) { #define ENTER_PM_STATE 1 #define EXIT_PM_STATE 2 struct { u8 pm_number; u8 pm_state; u8 bssid[ETH_ALEN]; u8 dtim_period; u8 wlan_idx_lo; __le16 bcn_interval; __le32 aid; __le32 rx_filter; u8 band_idx; u8 wlan_idx_hi; u8 rsv[2]; __le32 feature; u8 omac_idx; u8 wmm_idx; u8 bcn_loss_cnt; u8 bcn_sp_duration; } __packed req = { .pm_number = 5, .pm_state = (enter) ? ENTER_PM_STATE : EXIT_PM_STATE, .band_idx = band, }; return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_PM_STATE_CTRL, &req, sizeof(req), true); } int mt7915_mcu_rdd_cmd(struct mt7915_dev *dev, enum mt7915_rdd_cmd cmd, u8 index, u8 rx_sel, u8 val) { struct { u8 ctrl; u8 rdd_idx; u8 rdd_rx_sel; u8 val; u8 rsv[4]; } __packed req = { .ctrl = cmd, .rdd_idx = index, .rdd_rx_sel = rx_sel, .val = val, }; return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SET_RDD_CTRL, &req, sizeof(req), true); } int mt7915_mcu_set_fcc5_lpn(struct mt7915_dev *dev, int val) { struct { u32 tag; u16 min_lpn; u8 rsv[2]; } __packed req = { .tag = 0x1, .min_lpn = val, }; return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SET_RDD_TH, &req, sizeof(req), true); } int mt7915_mcu_set_pulse_th(struct mt7915_dev *dev, const struct mt7915_dfs_pulse *pulse) { struct { u32 tag; struct mt7915_dfs_pulse pulse; } __packed req = { .tag = 0x3, }; memcpy(&req.pulse, pulse, sizeof(*pulse)); return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SET_RDD_TH, &req, sizeof(req), true); } int mt7915_mcu_set_radar_th(struct mt7915_dev *dev, int index, const struct mt7915_dfs_pattern *pattern) { struct { u32 tag; u16 radar_type; struct mt7915_dfs_pattern pattern; } __packed req = { .tag = 0x2, .radar_type = index, }; memcpy(&req.pattern, pattern, sizeof(*pattern)); return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SET_RDD_TH, &req, sizeof(req), true); } int mt7915_mcu_set_chan_info(struct mt7915_phy *phy, int cmd) { struct mt7915_dev *dev = phy->dev; struct cfg80211_chan_def *chandef = &phy->mt76->chandef; int freq1 = chandef->center_freq1; struct { u8 control_ch; u8 center_ch; u8 bw; u8 tx_streams_num; u8 rx_streams; /* mask or num */ u8 switch_reason; u8 band_idx; u8 center_ch2; /* for 80+80 only */ __le16 cac_case; u8 channel_band; u8 rsv0; __le32 outband_freq; u8 txpower_drop; u8 ap_bw; u8 ap_center_ch; u8 rsv1[57]; } __packed req = { .control_ch = chandef->chan->hw_value, .center_ch = ieee80211_frequency_to_channel(freq1), .bw = mt7915_mcu_chan_bw(chandef), .tx_streams_num = hweight8(phy->mt76->antenna_mask), .rx_streams = phy->chainmask, .band_idx = phy != &dev->phy, .channel_band = chandef->chan->band, }; if ((chandef->chan->flags & IEEE80211_CHAN_RADAR) && chandef->chan->dfs_state != NL80211_DFS_AVAILABLE) req.switch_reason = CH_SWITCH_DFS; else req.switch_reason = CH_SWITCH_NORMAL; if (cmd == MCU_EXT_CMD_CHANNEL_SWITCH) req.rx_streams = hweight8(req.rx_streams); if (chandef->width == NL80211_CHAN_WIDTH_80P80) { int freq2 = chandef->center_freq2; req.center_ch2 = ieee80211_frequency_to_channel(freq2); } return __mt76_mcu_send_msg(&dev->mt76, cmd, &req, sizeof(req), true); } int mt7915_mcu_set_eeprom(struct mt7915_dev *dev) { struct req_hdr { u8 buffer_mode; u8 format; __le16 len; } __packed req = { .buffer_mode = EE_MODE_EFUSE, .format = EE_FORMAT_WHOLE, }; return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_EFUSE_BUFFER_MODE, &req, sizeof(req), true); } int mt7915_mcu_get_eeprom(struct mt7915_dev *dev, u32 offset) { struct mt7915_mcu_eeprom_info req = { .addr = cpu_to_le32(round_down(offset, 16)), }; return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_EFUSE_ACCESS, &req, sizeof(req), true); } int mt7915_mcu_get_temperature(struct mt7915_dev *dev, int index) { struct { u8 ctrl_id; u8 action; u8 band; u8 rsv[5]; } req = { .ctrl_id = THERMAL_SENSOR_TEMP_QUERY, .action = index, }; return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_THERMAL_CTRL, &req, sizeof(req), true); } int mt7915_mcu_get_rate_info(struct mt7915_dev *dev, u32 cmd, u16 wlan_idx) { struct { __le32 cmd; __le16 wlan_idx; __le16 ru_idx; __le16 direction; __le16 dump_group; } req = { .cmd = cpu_to_le32(cmd), .wlan_idx = cpu_to_le16(wlan_idx), .dump_group = cpu_to_le16(1), }; return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_RATE_CTRL, &req, sizeof(req), false); } int mt7915_mcu_set_sku(struct mt7915_phy *phy) { struct mt7915_dev *dev = phy->dev; struct mt76_phy *mphy = phy->mt76; struct ieee80211_hw *hw = mphy->hw; struct mt7915_sku_val { u8 format_id; u8 limit_type; u8 dbdc_idx; s8 val[MT7915_SKU_RATE_NUM]; } __packed req = { .format_id = 4, .dbdc_idx = phy != &dev->phy, }; int i; s8 *delta; delta = dev->rate_power[mphy->chandef.chan->band]; mphy->txpower_cur = hw->conf.power_level * 2 + delta[MT7915_SKU_MAX_DELTA_IDX]; for (i = 0; i < MT7915_SKU_RATE_NUM; i++) req.val[i] = hw->conf.power_level * 2 + delta[i]; return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_TX_POWER_FEATURE_CTRL, &req, sizeof(req), true); } int mt7915_mcu_set_sku_en(struct mt7915_phy *phy, bool enable) { struct mt7915_dev *dev = phy->dev; struct mt7915_sku { u8 format_id; u8 sku_enable; u8 dbdc_idx; u8 rsv; } __packed req = { .format_id = 0, .dbdc_idx = phy != &dev->phy, .sku_enable = enable, }; return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_TX_POWER_FEATURE_CTRL, &req, sizeof(req), true); } int mt7915_mcu_set_ser(struct mt7915_dev *dev, u8 action, u8 set, u8 band) { struct { u8 action; u8 set; u8 band; u8 rsv; } req = { .action = action, .set = set, .band = band, }; return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SET_SER_TRIGGER, &req, sizeof(req), false); } int mt7915_mcu_set_txbf_type(struct mt7915_dev *dev) { #define MT_BF_TYPE_UPDATE 20 struct { u8 action; bool ebf; bool ibf; u8 rsv; } __packed req = { .action = MT_BF_TYPE_UPDATE, .ebf = true, .ibf = false, }; return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_TXBF_ACTION, &req, sizeof(req), true); } int mt7915_mcu_set_txbf_sounding(struct mt7915_dev *dev) { #define MT_BF_PROCESSING 4 struct { u8 action; u8 snd_mode; u8 sta_num; u8 rsv; u8 wlan_idx[4]; __le32 snd_period; /* ms */ } __packed req = { .action = true, .snd_mode = MT_BF_PROCESSING, }; return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_TXBF_ACTION, &req, sizeof(req), true); } int mt7915_mcu_add_obss_spr(struct mt7915_dev *dev, struct ieee80211_vif *vif, bool enable) { #define MT_SPR_ENABLE 1 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; struct { u8 action; u8 arg_num; u8 band_idx; u8 status; u8 drop_tx_idx; u8 sta_idx; /* 256 sta */ u8 rsv[2]; u32 val; } __packed req = { .action = MT_SPR_ENABLE, .arg_num = 1, .band_idx = mvif->band_idx, .val = enable, }; return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SET_SPR, &req, sizeof(req), true); }