| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| Ryder Lee | 17846 | 84.62% | 43 | 44.79% |
| Felix Fietkau | 2107 | 9.99% | 19 | 19.79% |
| Shayne Chen | 898 | 4.26% | 13 | 13.54% |
| Lorenzo Bianconi | 139 | 0.66% | 10 | 10.42% |
| Dan Carpenter | 79 | 0.37% | 3 | 3.12% |
| Nathan Chancellor | 6 | 0.03% | 1 | 1.04% |
| Liu Shixin | 4 | 0.02% | 1 | 1.04% |
| John Crispin | 4 | 0.02% | 1 | 1.04% |
| Johannes Berg | 3 | 0.01% | 2 | 2.08% |
| Gustavo A. R. Silva | 2 | 0.01% | 1 | 1.04% |
| Zheng Yongjun | 1 | 0.00% | 1 | 1.04% |
| Arnd Bergmann | 1 | 0.00% | 1 | 1.04% |
| Total | 21090 | 96 |
// SPDX-License-Identifier: ISC /* Copyright (C) 2020 MediaTek Inc. */ #include <linux/firmware.h> #include <linux/fs.h> #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 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 mcu_cipher_type mt7915_mcu_get_cipher(int cipher) { switch (cipher) { case WLAN_CIPHER_SUITE_WEP40: return MCU_CIPHER_WEP40; case WLAN_CIPHER_SUITE_WEP104: return MCU_CIPHER_WEP104; case WLAN_CIPHER_SUITE_TKIP: return MCU_CIPHER_TKIP; case WLAN_CIPHER_SUITE_AES_CMAC: return MCU_CIPHER_BIP_CMAC_128; case WLAN_CIPHER_SUITE_CCMP: return MCU_CIPHER_AES_CCMP; case WLAN_CIPHER_SUITE_CCMP_256: return MCU_CIPHER_CCMP_256; case WLAN_CIPHER_SUITE_GCMP: return MCU_CIPHER_GCMP; case WLAN_CIPHER_SUITE_GCMP_256: return MCU_CIPHER_GCMP_256; case WLAN_CIPHER_SUITE_SMS4: return MCU_CIPHER_WAPI; default: return MCU_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 ieee80211_vif *vif, struct ieee80211_sta *sta) { struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; enum nl80211_band band = mvif->phy->mt76->chandef.chan->band; 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; sband = mvif->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 void mt7915_mcu_set_sta_he_mcs(struct ieee80211_sta *sta, __le16 *he_mcs, const u16 *mask) { struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv; struct cfg80211_chan_def *chandef = &msta->vif->phy->mt76->chandef; int nss, max_nss = sta->rx_nss > 3 ? 4 : sta->rx_nss; u16 mcs_map; switch (chandef->width) { case NL80211_CHAN_WIDTH_80P80: mcs_map = le16_to_cpu(sta->he_cap.he_mcs_nss_supp.rx_mcs_80p80); break; case NL80211_CHAN_WIDTH_160: mcs_map = le16_to_cpu(sta->he_cap.he_mcs_nss_supp.rx_mcs_160); break; default: mcs_map = le16_to_cpu(sta->he_cap.he_mcs_nss_supp.rx_mcs_80); break; } for (nss = 0; nss < max_nss; nss++) { int mcs; switch ((mcs_map >> (2 * nss)) & 0x3) { case IEEE80211_HE_MCS_SUPPORT_0_11: mcs = GENMASK(11, 0); break; case IEEE80211_HE_MCS_SUPPORT_0_9: mcs = GENMASK(9, 0); break; case IEEE80211_HE_MCS_SUPPORT_0_7: mcs = GENMASK(7, 0); break; default: mcs = 0; } mcs = mcs ? fls(mcs & mask[nss]) - 1 : -1; switch (mcs) { case 0 ... 7: mcs = IEEE80211_HE_MCS_SUPPORT_0_7; break; case 8 ... 9: mcs = IEEE80211_HE_MCS_SUPPORT_0_9; break; case 10 ... 11: mcs = IEEE80211_HE_MCS_SUPPORT_0_11; break; default: mcs = IEEE80211_HE_MCS_NOT_SUPPORTED; break; } mcs_map &= ~(0x3 << (nss * 2)); mcs_map |= mcs << (nss * 2); /* only support 2ss on 160MHz */ if (nss > 1 && (sta->bandwidth == IEEE80211_STA_RX_BW_160)) break; } *he_mcs = cpu_to_le16(mcs_map); } static void mt7915_mcu_set_sta_vht_mcs(struct ieee80211_sta *sta, __le16 *vht_mcs, const u16 *mask) { u16 mcs_map = le16_to_cpu(sta->vht_cap.vht_mcs.rx_mcs_map); int nss, max_nss = sta->rx_nss > 3 ? 4 : sta->rx_nss; u16 mcs; for (nss = 0; nss < max_nss; nss++, mcs_map >>= 2) { switch (mcs_map & 0x3) { case IEEE80211_VHT_MCS_SUPPORT_0_9: mcs = GENMASK(9, 0); break; case IEEE80211_VHT_MCS_SUPPORT_0_8: mcs = GENMASK(8, 0); break; case IEEE80211_VHT_MCS_SUPPORT_0_7: mcs = GENMASK(7, 0); break; default: mcs = 0; } vht_mcs[nss] = cpu_to_le16(mcs & mask[nss]); /* only support 2ss on 160MHz */ if (nss > 1 && (sta->bandwidth == IEEE80211_STA_RX_BW_160)) break; } } static void mt7915_mcu_set_sta_ht_mcs(struct ieee80211_sta *sta, u8 *ht_mcs, const u8 *mask) { int nss, max_nss = sta->rx_nss > 3 ? 4 : sta->rx_nss; for (nss = 0; nss < max_nss; nss++) ht_mcs[nss] = sta->ht_cap.mcs.rx_mask[nss] & mask[nss]; } static int mt7915_mcu_parse_response(struct mt76_dev *mdev, int cmd, struct sk_buff *skb, int seq) { struct mt7915_mcu_rxd *rxd; int ret = 0; if (!skb) { dev_err(mdev->dev, "Message %08x (seq %d) timeout\n", cmd, seq); return -ETIMEDOUT; } rxd = (struct mt7915_mcu_rxd *)skb->data; if (seq != rxd->seq) return -EAGAIN; if (cmd == MCU_CMD(PATCH_SEM_CONTROL)) { skb_pull(skb, sizeof(*rxd) - 4); ret = *skb->data; } else if (cmd == MCU_EXT_CMD(THERMAL_CTRL)) { skb_pull(skb, sizeof(*rxd) + 4); ret = le32_to_cpu(*(__le32 *)skb->data); } else { skb_pull(skb, sizeof(struct mt7915_mcu_rxd)); } return ret; } static int mt7915_mcu_send_message(struct mt76_dev *mdev, struct sk_buff *skb, int cmd, int *wait_seq) { struct mt7915_dev *dev = container_of(mdev, struct mt7915_dev, mt76); struct mt7915_mcu_txd *mcu_txd; enum mt76_mcuq_id qid; __le32 *txd; u32 val; u8 seq; /* TODO: make dynamic based on msg type */ mdev->mcu.timeout = 20 * HZ; seq = ++dev->mt76.mcu.msg_seq & 0xf; if (!seq) seq = ++dev->mt76.mcu.msg_seq & 0xf; if (cmd == MCU_CMD(FW_SCATTER)) { qid = MT_MCUQ_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)) qid = MT_MCUQ_WA; else qid = MT_MCUQ_WM; txd = mcu_txd->txd; val = FIELD_PREP(MT_TXD0_TX_BYTES, skb->len) | FIELD_PREP(MT_TXD0_PKT_FMT, MT_TX_TYPE_CMD) | FIELD_PREP(MT_TXD0_Q_IDX, MT_TX_MCU_PORT_RX_Q0); 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, MT_TX_MCU_PORT_RX_Q0)); mcu_txd->pkt_type = MCU_PKT_ID; mcu_txd->seq = seq; mcu_txd->cid = FIELD_GET(__MCU_CMD_FIELD_ID, cmd); mcu_txd->set_query = MCU_Q_NA; mcu_txd->ext_cid = FIELD_GET(__MCU_CMD_FIELD_EXT_ID, cmd); if (mcu_txd->ext_cid) { mcu_txd->ext_cid_ack = 1; /* do not use Q_SET for efuse */ if (cmd & __MCU_CMD_FIELD_QUERY) mcu_txd->set_query = MCU_Q_QUERY; else mcu_txd->set_query = MCU_Q_SET; } if (cmd & __MCU_CMD_FIELD_WA) mcu_txd->s2d_index = MCU_S2D_H2C; else mcu_txd->s2d_index = MCU_S2D_H2N; exit: if (wait_seq) *wait_seq = seq; return mt76_tx_queue_skb_raw(dev, mdev->q_mcu[qid], skb, 0); } static void mt7915_mcu_wa_cmd(struct mt7915_dev *dev, int cmd, u32 a1, u32 a2, u32 a3) { struct { __le32 args[3]; } req = { .args = { cpu_to_le32(a1), cpu_to_le32(a2), cpu_to_le32(a3), }, }; mt76_mcu_send_msg(&dev->mt76, cmd, &req, sizeof(req), true); } 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_csa_notify(struct mt7915_dev *dev, struct sk_buff *skb) { struct mt76_phy *mphy = &dev->mt76.phy; struct mt7915_mcu_csa_notify *c; c = (struct mt7915_mcu_csa_notify *)skb->data; if (c->band_idx && dev->mt76.phy2) mphy = dev->mt76.phy2; ieee80211_iterate_active_interfaces_atomic(mphy->hw, IEEE80211_IFACE_ITER_RESUME_ALL, mt7915_mcu_csa_finish, mphy->hw); } static void mt7915_mcu_rx_thermal_notify(struct mt7915_dev *dev, struct sk_buff *skb) { struct mt76_phy *mphy = &dev->mt76.phy; struct mt7915_mcu_thermal_notify *t; struct mt7915_phy *phy; t = (struct mt7915_mcu_thermal_notify *)skb->data; if (t->ctrl.ctrl_id != THERMAL_PROTECT_ENABLE) return; if (t->ctrl.band_idx && dev->mt76.phy2) mphy = dev->mt76.phy2; phy = (struct mt7915_phy *)mphy->priv; phy->throttle_state = t->ctrl.duty.duty_cycle; } 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->band_idx && dev->mt76.phy2) mphy = dev->mt76.phy2; ieee80211_radar_detected(mphy->hw); dev->hw_pattern++; } static int mt7915_mcu_tx_rate_parse(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); bool cck = false; 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: cck = true; fallthrough; 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->mcs = mt76_get_rate(mphy->dev, sband, rate->mcs, cck); 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; if (rate->mcs > 31) return -EINVAL; rate->flags = RATE_INFO_FLAGS_MCS; if (ra->gi) rate->flags |= RATE_INFO_FLAGS_SHORT_GI; break; case MT_PHY_TYPE_VHT: if (rate->mcs > 9) return -EINVAL; rate->flags = RATE_INFO_FLAGS_VHT_MCS; if (ra->gi) rate->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: if (ra->gi > NL80211_RATE_INFO_HE_GI_3_2 || rate->mcs > 11) return -EINVAL; rate->he_gi = ra->gi; rate->he_dcm = FIELD_GET(MT_RA_RATE_DCM_EN, r); rate->flags = RATE_INFO_FLAGS_HE_MCS; break; default: return -EINVAL; } 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; } } return 0; } 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 ieee80211_tx_status status = {}; 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]); if (!wcid) return; 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 */ if (!mt7915_mcu_tx_rate_parse(mphy, ra, &rate, curr)) stats->tx_rate = rate; /* probing rate */ if (!mt7915_mcu_tx_rate_parse(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; } status.sta = wcid_to_sta(wcid); if (!status.sta) return; status.rate = &stats->tx_rate; ieee80211_tx_status_ext(mphy->hw, &status); } 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, (int)(skb->len - sizeof(*rxd)), 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_THERMAL_PROTECT: mt7915_mcu_rx_thermal_notify(dev, skb); break; case MCU_EXT_EVENT_RDD_REPORT: mt7915_mcu_rx_radar_detected(dev, skb); break; case MCU_EXT_EVENT_CSA_NOTIFY: mt7915_mcu_rx_csa_notify(dev, skb); 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_MAX_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)); le16_add_cpu(sub_ntlv, 1); le16_add_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 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: case NL80211_IFTYPE_MONITOR: 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; bss->network_type = cpu_to_le32(type); bss->bmc_wcid_lo = to_wcid_lo(wlan_idx); bss->bmc_wcid_hi = to_wcid_hi(wlan_idx); bss->wmm_idx = mvif->wmm_idx; bss->active = enable; if (vif->type != NL80211_IFTYPE_MONITOR) { memcpy(bss->bssid, vif->bss_conf.bssid, ETH_ALEN); bss->bcn_interval = cpu_to_le16(vif->bss_conf.beacon_int); bss->dtim_period = vif->bss_conf.dtim_period; bss->phy_mode = mt7915_get_phy_mode(vif, NULL); } else { memcpy(bss->bssid, phy->mt76->macaddr, ETH_ALEN); } 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_MONITOR: 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) { int max_nss = hweight8(phy->mt76->chainmask); struct bss_info_ra *ra; struct tlv *tlv; 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; 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); 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_hw_amsdu_tlv(struct sk_buff *skb) { #define TXD_CMP_MAP1 GENMASK(15, 0) #define TXD_CMP_MAP2 (GENMASK(31, 0) & ~BIT(23)) struct bss_info_hw_amsdu *amsdu; struct tlv *tlv; tlv = mt7915_mcu_add_tlv(skb, BSS_INFO_HW_AMSDU, sizeof(*amsdu)); amsdu = (struct bss_info_hw_amsdu *)tlv; amsdu->cmp_bitmap_0 = cpu_to_le32(TXD_CMP_MAP1); amsdu->cmp_bitmap_1 = cpu_to_le32(TXD_CMP_MAP2); amsdu->trig_thres = cpu_to_le16(2); amsdu->enable = true; } 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 int mt7915_mcu_muar_config(struct mt7915_phy *phy, struct ieee80211_vif *vif, bool bssid, bool enable) { struct mt7915_dev *dev = phy->dev; struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; u32 idx = mvif->omac_idx - REPEATER_BSSID_START; u32 mask = phy->omac_mask >> 32 & ~BIT(idx); const u8 *addr = vif->addr; struct { u8 mode; u8 force_clear; u8 clear_bitmap[8]; u8 entry_count; u8 write; u8 band; u8 index; u8 bssid; u8 addr[ETH_ALEN]; } __packed req = { .mode = !!mask || enable, .entry_count = 1, .write = 1, .band = phy != &dev->phy, .index = idx * 2 + bssid, }; if (bssid) addr = vif->bss_conf.bssid; if (enable) ether_addr_copy(req.addr, addr); return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(MUAR_UPDATE), &req, sizeof(req), 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; if (mvif->omac_idx >= REPEATER_BSSID_START) { mt7915_mcu_muar_config(phy, vif, false, enable); mt7915_mcu_muar_config(phy, vif, true, enable); } 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 (vif->type == NL80211_IFTYPE_MONITOR) goto out; 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); mt7915_mcu_bss_hw_amsdu_tlv(skb); if (vif->bss_conf.he_support) mt7915_mcu_bss_he_tlv(skb, vif, phy); if (mvif->omac_idx >= EXT_BSSID_START && mvif->omac_idx < REPEATER_BSSID_START) mt7915_mcu_bss_ext_tlv(skb, mvif); } out: 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 mt7915_sta *msta, struct sk_buff *skb, struct ieee80211_key_conf *key, enum set_key_cmd cmd) { struct mt7915_sta_key_conf *bip = &msta->bip; 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); if (cipher == MCU_CIPHER_BIP_CMAC_128) { sec_key->cipher_id = MCU_CIPHER_AES_CCMP; sec_key->key_id = bip->keyidx; sec_key->key_len = 16; memcpy(sec_key->key, bip->key, 16); sec_key = &sec->key[1]; sec_key->cipher_id = MCU_CIPHER_BIP_CMAC_128; sec_key->cipher_len = sizeof(*sec_key); sec_key->key_len = 16; memcpy(sec_key->key, key->key, 16); sec->n_cipher = 2; } else { sec_key->cipher_id = cipher; sec_key->key_id = key->keyidx; sec_key->key_len = key->keylen; memcpy(sec_key->key, key->key, key->keylen); if (cipher == MCU_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); } /* store key_conf for BIP batch update */ if (cipher == MCU_CIPHER_AES_CCMP) { memcpy(bip->key, key->key, key->keylen); bip->keyidx = key->keyidx; } 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(msta, 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; if (enable && tx && !params->amsdu) msta->wcid.amsdu = false; 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); if (IS_ERR(wtbl_hdr)) return PTR_ERR(wtbl_hdr); 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 mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv; struct ieee80211_sta_he_cap *he_cap = &sta->he_cap; struct ieee80211_he_cap_elem *elem = &he_cap->he_cap_elem; enum nl80211_band band = msta->vif->phy->mt76->chandef.chan->band; const u16 *mcs_mask = msta->vif->bitrate_mask.control[band].he_mcs; 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_AMSDU_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) mt7915_mcu_set_sta_he_mcs(sta, &he->max_nss_mcs[CMD_HE_MCS_BW8080], mcs_mask); mt7915_mcu_set_sta_he_mcs(sta, &he->max_nss_mcs[CMD_HE_MCS_BW160], mcs_mask); fallthrough; default: mt7915_mcu_set_sta_he_mcs(sta, &he->max_nss_mcs[CMD_HE_MCS_BW80], mcs_mask); 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_uapsd_tlv(struct sk_buff *skb, struct ieee80211_sta *sta, struct ieee80211_vif *vif) { struct sta_rec_uapsd *uapsd; struct tlv *tlv; if (vif->type != NL80211_IFTYPE_AP || !sta->wme) return; tlv = mt7915_mcu_add_tlv(skb, STA_REC_APPS, sizeof(*uapsd)); uapsd = (struct sta_rec_uapsd *)tlv; if (sta->uapsd_queues & IEEE80211_WMM_IE_STA_QOSINFO_AC_VO) { uapsd->dac_map |= BIT(3); uapsd->tac_map |= BIT(3); } if (sta->uapsd_queues & IEEE80211_WMM_IE_STA_QOSINFO_AC_VI) { uapsd->dac_map |= BIT(2); uapsd->tac_map |= BIT(2); } if (sta->uapsd_queues & IEEE80211_WMM_IE_STA_QOSINFO_AC_BE) { uapsd->dac_map |= BIT(1); uapsd->tac_map |= BIT(1); } if (sta->uapsd_queues & IEEE80211_WMM_IE_STA_QOSINFO_AC_BK) { uapsd->dac_map |= BIT(0); uapsd->tac_map |= BIT(0); } uapsd->max_sp = sta->max_sp; } 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.mimo_dl_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 void mt7915_mcu_sta_vht_tlv(struct sk_buff *skb, struct ieee80211_sta *sta) { struct sta_rec_vht *vht; struct tlv *tlv; 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; } static void mt7915_mcu_sta_amsdu_tlv(struct sk_buff *skb, struct ieee80211_sta *sta) { struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv; struct sta_rec_amsdu *amsdu; struct tlv *tlv; if (!sta->max_amsdu_len) return; tlv = mt7915_mcu_add_tlv(skb, STA_REC_HW_AMSDU, sizeof(*amsdu)); amsdu = (struct sta_rec_amsdu *)tlv; amsdu->max_amsdu_num = 8; amsdu->amsdu_en = true; amsdu->max_mpdu_size = sta->max_amsdu_len >= IEEE80211_MAX_MPDU_LEN_VHT_7991; msta->wcid.amsdu = true; } static bool mt7915_hw_amsdu_supported(struct ieee80211_vif *vif) { switch (vif->type) { case NL80211_IFTYPE_AP: case NL80211_IFTYPE_STATION: return true; default: return false; } } static void mt7915_mcu_sta_tlv(struct mt7915_dev *dev, struct sk_buff *skb, struct ieee80211_sta *sta, struct ieee80211_vif *vif) { 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); if (mt7915_hw_amsdu_supported(vif)) mt7915_mcu_sta_amsdu_tlv(skb, sta); } /* starec he */ if (sta->he_cap.has_he) mt7915_mcu_sta_he_tlv(skb, sta); /* starec uapsd */ mt7915_mcu_sta_uapsd_tlv(skb, sta, vif); } 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); } static void mt7915_mcu_wtbl_hdr_trans_tlv(struct sk_buff *skb, struct ieee80211_vif *vif, struct ieee80211_sta *sta, void *sta_wtbl, void *wtbl_tlv) { struct mt7915_sta *msta; struct wtbl_hdr_trans *htr = NULL; struct tlv *tlv; tlv = mt7915_mcu_add_nested_tlv(skb, WTBL_HDR_TRANS, sizeof(*htr), wtbl_tlv, sta_wtbl); htr = (struct wtbl_hdr_trans *)tlv; htr->no_rx_trans = true; if (vif->type == NL80211_IFTYPE_STATION) htr->to_ds = true; else htr->from_ds = true; if (!sta) return; msta = (struct mt7915_sta *)sta->drv_priv; htr->no_rx_trans = !test_bit(MT_WCID_FLAG_HDR_TRANS, &msta->wcid.flags); if (test_bit(MT_WCID_FLAG_4ADDR, &msta->wcid.flags)) { htr->to_ds = true; htr->from_ds = true; } } int mt7915_mcu_sta_update_hdr_trans(struct mt7915_dev *dev, struct ieee80211_vif *vif, struct ieee80211_sta *sta) { struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv; struct wtbl_req_hdr *wtbl_hdr; struct sk_buff *skb; skb = mt76_mcu_msg_alloc(&dev->mt76, NULL, MT7915_WTBL_UPDATE_MAX_SIZE); if (!skb) return -ENOMEM; wtbl_hdr = mt7915_mcu_alloc_wtbl_req(dev, msta, WTBL_SET, NULL, &skb); if (IS_ERR(wtbl_hdr)) return PTR_ERR(wtbl_hdr); mt7915_mcu_wtbl_hdr_trans_tlv(skb, vif, sta, NULL, wtbl_hdr); return mt76_mcu_skb_send_msg(&dev->mt76, skb, MCU_EXT_CMD(WTBL_UPDATE), true); } 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); if (IS_ERR(wtbl_hdr)) return PTR_ERR(wtbl_hdr); 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->bf_cap = MT_EBF; 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 mt7915_phy *phy, 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->nr = hweight8(phy->mt76->chainmask) - 1; bf->nc = min_t(u8, bf->nr, n); bf->ibf_ncol = n; } static void mt7915_mcu_sta_bfer_vht(struct ieee80211_sta *sta, struct mt7915_phy *phy, struct sta_rec_bf *bf, bool explicit) { struct ieee80211_sta_vht_cap *pc = &sta->vht_cap; struct ieee80211_sta_vht_cap *vc = &phy->mt76->sband_5g.sband.vht_cap; u16 mcs_map = le16_to_cpu(pc->vht_mcs.rx_mcs_map); u8 nss_mcs = mt7915_mcu_get_sta_nss(mcs_map); u8 tx_ant = hweight8(phy->mt76->chainmask) - 1; bf->tx_mode = MT_PHY_TYPE_VHT; if (explicit) { u8 bfee_nr, bfer_nr; 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); bf->nr = min_t(u8, min_t(u8, bfer_nr, bfee_nr), tx_ant); bf->nc = min_t(u8, nss_mcs, bf->nr); bf->ibf_ncol = bf->nc; if (sta->bandwidth == IEEE80211_STA_RX_BW_160) bf->nr = 1; } else { bf->bf_cap = MT_IBF; bf->nr = tx_ant; bf->nc = min_t(u8, nss_mcs, bf->nr); bf->ibf_ncol = nss_mcs; if (sta->bandwidth == IEEE80211_STA_RX_BW_160) bf->ibf_nrow = 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_sta_he_cap *vc = mt7915_get_he_phy_cap(phy, vif); const struct ieee80211_he_cap_elem *ve = &vc->he_cap_elem; u16 mcs_map = le16_to_cpu(pc->he_mcs_nss_supp.rx_mcs_80); u8 nss_mcs = mt7915_mcu_get_sta_nss(mcs_map); u8 bfee_nr, bfer_nr; bf->tx_mode = MT_PHY_TYPE_HE_SU; mt7915_mcu_sta_sounding_rate(bf); bf->trigger_su = HE_PHY(CAP6_TRIG_SU_BEAMFORMING_FB, pe->phy_cap_info[6]); bf->trigger_mu = HE_PHY(CAP6_TRIG_MU_BEAMFORMING_PARTIAL_BW_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]); 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, bool explicit) { int tx_ant = hweight8(phy->mt76->chainmask) - 1; struct sta_rec_bf *bf; struct tlv *tlv; 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; } /* he: eBF only, in accordance with spec * vht: support eBF and iBF * ht: iBF only, since mac80211 lacks of eBF support */ if (sta->he_cap.has_he && explicit) mt7915_mcu_sta_bfer_he(sta, vif, phy, bf); else if (sta->vht_cap.vht_supported) mt7915_mcu_sta_bfer_vht(sta, phy, bf, explicit); else if (sta->ht_cap.ht_supported) mt7915_mcu_sta_bfer_ht(sta, phy, bf); else return; bf->bw = sta->bandwidth; bf->ibf_dbw = sta->bandwidth; bf->ibf_nrow = tx_ant; if (!explicit && sta->bandwidth <= IEEE80211_STA_RX_BW_40 && !bf->nc) bf->ibf_timeout = 0x48; else bf->ibf_timeout = 0x18; if (explicit && 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) { int tx_ant = hweight8(phy->mt76->chainmask) - 1; struct sta_rec_bfee *bfee; struct tlv *tlv; 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 */ bfee->fb_identity_matrix = !!(nr == 1 && tx_ant == 2); } 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; bool ebfee = 0, ebf = 0; if (vif->type != NL80211_IFTYPE_STATION && vif->type != NL80211_IFTYPE_AP) return 0; phy = mvif->band_idx ? mt7915_ext_phy(dev) : &dev->phy; 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; ebfee = !!(HE_PHY(CAP3_SU_BEAMFORMER, pe->phy_cap_info[3]) && HE_PHY(CAP4_SU_BEAMFORMEE, ve->phy_cap_info[4])); ebf = !!(HE_PHY(CAP3_SU_BEAMFORMER, ve->phy_cap_info[3]) && HE_PHY(CAP4_SU_BEAMFORMEE, pe->phy_cap_info[4])); } else if (sta->vht_cap.vht_supported) { struct ieee80211_sta_vht_cap *pc; struct ieee80211_sta_vht_cap *vc; pc = &sta->vht_cap; vc = &phy->mt76->sband_5g.sband.vht_cap; ebfee = !!((pc->cap & IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE) && (vc->cap & IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE)); ebf = !!((vc->cap & IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE) && (pc->cap & IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE)); } /* must keep each tag independent */ /* starec bf */ if (ebf || dev->ibf) { 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, ebf); r = mt76_mcu_skb_send_msg(&dev->mt76, skb, MCU_EXT_CMD(STA_REC_UPDATE), true); if (r) return r; } /* starec bfee */ if (ebfee) { 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 mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; struct cfg80211_chan_def *chandef = &mvif->phy->mt76->chandef; struct cfg80211_bitrate_mask *mask = &mvif->bitrate_mask; enum nl80211_band band = chandef->chan->band; struct sta_rec_ra *ra; struct tlv *tlv; u32 supp_rate = sta->supp_rates[band]; u32 cap = sta->wme ? STA_CAP_WMM : 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(vif, sta); ra->channel = chandef->chan->hw_value; ra->bw = sta->bandwidth; ra->phy.bw = sta->bandwidth; if (supp_rate) { supp_rate &= mask->control[band].legacy; ra->rate_len = hweight32(supp_rate); if (band == NL80211_BAND_2GHZ) { ra->supp_mode = MODE_CCK; ra->supp_cck_rate = supp_rate & GENMASK(3, 0); if (ra->rate_len > 4) { ra->supp_mode |= MODE_OFDM; ra->supp_ofdm_rate = supp_rate >> 4; } } else { ra->supp_mode = MODE_OFDM; ra->supp_ofdm_rate = supp_rate; } } if (sta->ht_cap.ht_supported) { const u8 *mcs_mask = mask->control[band].ht_mcs; ra->supp_mode |= MODE_HT; 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; mt7915_mcu_set_sta_ht_mcs(sta, ra->ht_mcs, mcs_mask); ra->supp_ht_mcs = *(__le32 *)ra->ht_mcs; } if (sta->vht_cap.vht_supported) { const u16 *mcs_mask = mask->control[band].vht_mcs; u8 af; ra->supp_mode |= MODE_VHT; 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; mt7915_mcu_set_sta_vht_mcs(sta, ra->supp_vht_mcs, mcs_mask); } if (sta->he_cap.has_he) { ra->supp_mode |= MODE_HE; cap |= STA_CAP_HE; } ra->sta_cap = cpu_to_le32(cap); } 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); } int mt7915_mcu_add_he(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; if (!sta->he_cap.has_he) return 0; len = sizeof(struct sta_req_hdr) + sizeof(struct sta_rec_he); skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta, len); if (IS_ERR(skb)) return PTR_ERR(skb); mt7915_mcu_sta_he_tlv(skb, 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 % 16), }; return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(SET_DRR_CTRL), &req, sizeof(req), true); } 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 ret; if (!sta->vht_cap.vht_supported && !sta->he_cap.has_he) return 0; ret = mt7915_mcu_add_group(dev, vif, sta); 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); /* wait until TxBF and MU ready to update stare vht */ /* starec muru */ mt7915_mcu_sta_muru_tlv(skb, sta); /* starec vht */ mt7915_mcu_sta_vht_tlv(skb, sta); return mt76_mcu_skb_send_msg(&dev->mt76, skb, MCU_EXT_CMD(STA_REC_UPDATE), 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_txbf(dev, vif, sta, enable); if (ret || !enable) return ret; ret = mt7915_mcu_add_mu(dev, vif, sta); if (ret) return ret; return mt7915_mcu_add_rate_ctrl(dev, vif, sta); } 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, vif); 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 (IS_ERR(wtbl_hdr)) return PTR_ERR(wtbl_hdr); if (enable) { mt7915_mcu_wtbl_generic_tlv(skb, vif, sta, sta_wtbl, wtbl_hdr); mt7915_mcu_wtbl_hdr_trans_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_phy *phy, struct ieee80211_vif *vif, bool enable) { struct mt7915_dev *dev = phy->dev; 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, }, }; if (mvif->omac_idx >= REPEATER_BSSID_START) return mt7915_mcu_muar_config(phy, vif, false, enable); 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->cntdwn_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->cntdwn_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->cntdwn_counter_offs[0]) cont->csa_ofs = cpu_to_le16(offs->cntdwn_counter_offs[0] - 4); buf = (u8 *)tlv + sizeof(*cont); mt7915_mac_write_txwi(dev, (__le32 *)buf, skb, wcid, 0, 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; if (!en) goto out; 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); out: return mt76_mcu_skb_send_msg(&phy->dev->mt76, rskb, MCU_EXT_CMD(BSS_INFO_UPDATE), true); } 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) { mt76_wr(dev, MT_TOP_LPCR_HOST_BAND0, MT_TOP_LPCR_HOST_DRV_OWN); if (!mt76_poll_msec(dev, MT_TOP_LPCR_HOST_BAND0, 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 = mt76_mcu_send_firmware(&dev->mt76, MCU_CMD(FW_SCATTER), 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 = mt76_mcu_send_firmware(&dev->mt76, MCU_CMD(FW_SCATTER), 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; ret = mt7915_load_patch(dev); if (ret) return ret; ret = mt7915_load_ram(dev); if (ret) return ret; if (!mt76_poll_msec(dev, MT_TOP_MISC, 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, dev->mt76.q_mcu[MT_MCUQ_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; __le16 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); } static int mt7915_mcu_set_mwds(struct mt7915_dev *dev, bool enabled) { struct { u8 enable; u8 _rsv[3]; } __packed req = { .enable = enabled }; return mt76_mcu_send_msg(&dev->mt76, MCU_WA_EXT_CMD(MWDS_SUPPORT), &req, sizeof(req), 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_parse_response = mt7915_mcu_parse_response, .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); mt7915_mcu_set_mwds(dev, 1); mt7915_mcu_wa_cmd(dev, MCU_WA_PARAM_CMD(SET), MCU_WA_PARAM_RED, 0, 0); return 0; } void mt7915_mcu_exit(struct mt7915_dev *dev) { __mt76_mcu_restart(&dev->mt76); if (!mt76_poll_msec(dev, MT_TOP_MISC, 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; } mt76_wr(dev, MT_TOP_LPCR_HOST_BAND0, MT_TOP_LPCR_HOST_FW_OWN); skb_queue_purge(&dev->mt76.mcu.res_q); } static int mt7915_mcu_set_rx_hdr_trans_blacklist(struct mt7915_dev *dev, int band) { struct { u8 operation; u8 count; u8 _rsv[2]; u8 index; u8 enable; __le16 etype; } req = { .operation = 1, .count = 1, .enable = 1, .etype = cpu_to_le16(ETH_P_PAE), }; return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(RX_HDR_TRANS), &req, sizeof(req), false); } 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; if (hdr_trans) mt7915_mcu_set_rx_hdr_trans_blacklist(dev, band); 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_update_edca(struct mt7915_dev *dev, void *param) { struct mt7915_mcu_tx *req = (struct mt7915_mcu_tx *)param; u8 num = req->total; size_t len = sizeof(*req) - (IEEE80211_NUM_ACS - num) * sizeof(struct edca); return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(EDCA_UPDATE), req, len, true); } int mt7915_mcu_set_tx(struct mt7915_dev *dev, struct ieee80211_vif *vif) { #define TX_CMD_MODE 1 struct mt7915_mcu_tx 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->set = WMM_PARAM_SET; 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 mt7915_mcu_update_edca(dev, &req); } 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 { __le32 tag; __le16 min_lpn; u8 rsv[2]; } __packed req = { .tag = cpu_to_le32(0x1), .min_lpn = cpu_to_le16(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 { __le32 tag; __le32 max_width; /* us */ __le32 max_pwr; /* dbm */ __le32 min_pwr; /* dbm */ __le32 min_stgr_pri; /* us */ __le32 max_stgr_pri; /* us */ __le32 min_cr_pri; /* us */ __le32 max_cr_pri; /* us */ } __packed req = { .tag = cpu_to_le32(0x3), #define __req_field(field) .field = cpu_to_le32(pulse->field) __req_field(max_width), __req_field(max_pwr), __req_field(min_pwr), __req_field(min_stgr_pri), __req_field(max_stgr_pri), __req_field(min_cr_pri), __req_field(max_cr_pri), #undef __req_field }; 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 { __le32 tag; __le16 radar_type; u8 enb; u8 stgr; u8 min_crpn; u8 max_crpn; u8 min_crpr; u8 min_pw; __le32 min_pri; __le32 max_pri; u8 max_pw; u8 min_crbn; u8 max_crbn; u8 min_stgpn; u8 max_stgpn; u8 min_stgpr; u8 rsv[2]; __le32 min_stgpr_diff; } __packed req = { .tag = cpu_to_le32(0x2), .radar_type = cpu_to_le16(index), #define __req_field_u8(field) .field = pattern->field #define __req_field_u32(field) .field = cpu_to_le32(pattern->field) __req_field_u8(enb), __req_field_u8(stgr), __req_field_u8(min_crpn), __req_field_u8(max_crpn), __req_field_u8(min_crpr), __req_field_u8(min_pw), __req_field_u32(min_pri), __req_field_u32(max_pri), __req_field_u8(max_pw), __req_field_u8(min_crbn), __req_field_u8(max_crbn), __req_field_u8(min_stgpn), __req_field_u8(max_stgpn), __req_field_u8(min_stgpr), __req_field_u32(min_stgpr_diff), #undef __req_field_u8 #undef __req_field_u32 }; 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; bool ext_phy = phy != &dev->phy; 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->mt76->antenna_mask, .band_idx = ext_phy, .channel_band = chandef->chan->band, }; #ifdef CONFIG_NL80211_TESTMODE if (phy->mt76->test.tx_antenna_mask && (phy->mt76->test.state == MT76_TM_STATE_TX_FRAMES || phy->mt76->test.state == MT76_TM_STATE_RX_FRAMES || phy->mt76->test.state == MT76_TM_STATE_TX_CONT)) { req.tx_streams_num = fls(phy->mt76->test.tx_antenna_mask); req.rx_streams = phy->mt76->test.tx_antenna_mask; if (ext_phy) { req.tx_streams_num = 2; req.rx_streams >>= 2; } } #endif if (phy->mt76->hw->conf.flags & IEEE80211_CONF_OFFCHANNEL) req.switch_reason = CH_SWITCH_SCAN_BYPASS_DPD; else 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); } static int mt7915_mcu_set_eeprom_flash(struct mt7915_dev *dev) { #define TOTAL_PAGE_MASK GENMASK(7, 5) #define PAGE_IDX_MASK GENMASK(4, 2) #define PER_PAGE_SIZE 0x400 struct mt7915_mcu_eeprom req = { .buffer_mode = EE_MODE_BUFFER }; u8 total = MT7915_EEPROM_SIZE / PER_PAGE_SIZE; u8 *eep = (u8 *)dev->mt76.eeprom.data; int eep_len; int i; for (i = 0; i <= total; i++, eep += eep_len) { struct sk_buff *skb; int ret; if (i == total) eep_len = MT7915_EEPROM_SIZE % PER_PAGE_SIZE; else eep_len = PER_PAGE_SIZE; skb = mt76_mcu_msg_alloc(&dev->mt76, NULL, sizeof(req) + eep_len); if (!skb) return -ENOMEM; req.format = FIELD_PREP(TOTAL_PAGE_MASK, total) | FIELD_PREP(PAGE_IDX_MASK, i) | EE_FORMAT_WHOLE; req.len = cpu_to_le16(eep_len); skb_put_data(skb, &req, sizeof(req)); skb_put_data(skb, eep, eep_len); ret = mt76_mcu_skb_send_msg(&dev->mt76, skb, MCU_EXT_CMD(EFUSE_BUFFER_MODE), true); if (ret) return ret; } return 0; } int mt7915_mcu_set_eeprom(struct mt7915_dev *dev) { struct mt7915_mcu_eeprom req = { .buffer_mode = EE_MODE_EFUSE, .format = EE_FORMAT_WHOLE, }; if (dev->flash_mode) return mt7915_mcu_set_eeprom_flash(dev); 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, MT7915_EEPROM_BLOCK_SIZE)), }; struct mt7915_mcu_eeprom_info *res; struct sk_buff *skb; int ret; u8 *buf; ret = mt76_mcu_send_and_get_msg(&dev->mt76, MCU_EXT_QUERY(EFUSE_ACCESS), &req, sizeof(req), true, &skb); if (ret) return ret; res = (struct mt7915_mcu_eeprom_info *)skb->data; buf = dev->mt76.eeprom.data + le32_to_cpu(res->addr); memcpy(buf, res->data, MT7915_EEPROM_BLOCK_SIZE); dev_kfree_skb(skb); return 0; } static int mt7915_mcu_set_pre_cal(struct mt7915_dev *dev, u8 idx, u8 *data, u32 len, int cmd) { struct { u8 dir; u8 valid; __le16 bitmap; s8 precal; u8 action; u8 band; u8 idx; u8 rsv[4]; __le32 len; } req; struct sk_buff *skb; skb = mt76_mcu_msg_alloc(&dev->mt76, NULL, sizeof(req) + len); if (!skb) return -ENOMEM; req.idx = idx; req.len = cpu_to_le32(len); skb_put_data(skb, &req, sizeof(req)); skb_put_data(skb, data, len); return mt76_mcu_skb_send_msg(&dev->mt76, skb, cmd, false); } int mt7915_mcu_apply_group_cal(struct mt7915_dev *dev) { u8 idx = 0, *cal = dev->cal, *eep = dev->mt76.eeprom.data; u32 total = MT_EE_CAL_GROUP_SIZE; if (!(eep[MT_EE_DO_PRE_CAL] & MT_EE_WIFI_CAL_GROUP)) return 0; /* * Items: Rx DCOC, RSSI DCOC, Tx TSSI DCOC, Tx LPFG * Tx FDIQ, Tx DCIQ, Rx FDIQ, Rx FIIQ, ADCDCOC */ while (total > 0) { int ret, len; len = min_t(u32, total, MT_EE_CAL_UNIT); ret = mt7915_mcu_set_pre_cal(dev, idx, cal, len, MCU_EXT_CMD(GROUP_PRE_CAL_INFO)); if (ret) return ret; total -= len; cal += len; idx++; } return 0; } static int mt7915_find_freq_idx(const u16 *freqs, int n_freqs, u16 cur) { int i; for (i = 0; i < n_freqs; i++) if (cur == freqs[i]) return i; return -1; } static int mt7915_dpd_freq_idx(u16 freq, u8 bw) { static const u16 freq_list[] = { 5180, 5200, 5220, 5240, 5260, 5280, 5300, 5320, 5500, 5520, 5540, 5560, 5580, 5600, 5620, 5640, 5660, 5680, 5700, 5745, 5765, 5785, 5805, 5825 }; int offset_2g = ARRAY_SIZE(freq_list); int idx; if (freq < 4000) { if (freq < 2432) return offset_2g; if (freq < 2457) return offset_2g + 1; return offset_2g + 2; } if (bw == NL80211_CHAN_WIDTH_80P80 || bw == NL80211_CHAN_WIDTH_160) return -1; if (bw != NL80211_CHAN_WIDTH_20) { idx = mt7915_find_freq_idx(freq_list, ARRAY_SIZE(freq_list), freq + 10); if (idx >= 0) return idx; idx = mt7915_find_freq_idx(freq_list, ARRAY_SIZE(freq_list), freq - 10); if (idx >= 0) return idx; } return mt7915_find_freq_idx(freq_list, ARRAY_SIZE(freq_list), freq); } int mt7915_mcu_apply_tx_dpd(struct mt7915_phy *phy) { struct mt7915_dev *dev = phy->dev; struct cfg80211_chan_def *chandef = &phy->mt76->chandef; u16 total = 2, center_freq = chandef->center_freq1; u8 *cal = dev->cal, *eep = dev->mt76.eeprom.data; int idx; if (!(eep[MT_EE_DO_PRE_CAL] & MT_EE_WIFI_CAL_DPD)) return 0; idx = mt7915_dpd_freq_idx(center_freq, chandef->width); if (idx < 0) return -EINVAL; /* Items: Tx DPD, Tx Flatness */ idx = idx * 2; cal += MT_EE_CAL_GROUP_SIZE; while (total--) { int ret; cal += (idx * MT_EE_CAL_UNIT); ret = mt7915_mcu_set_pre_cal(dev, idx, cal, MT_EE_CAL_UNIT, MCU_EXT_CMD(DPD_PRE_CAL_INFO)); if (ret) return ret; idx++; } return 0; } int mt7915_mcu_get_chan_mib_info(struct mt7915_phy *phy, bool chan_switch) { /* strict order */ static const enum mt7915_chan_mib_offs offs[] = { MIB_BUSY_TIME, MIB_TX_TIME, MIB_RX_TIME, MIB_OBSS_AIRTIME }; struct mt76_channel_state *state = phy->mt76->chan_state; struct mt76_channel_state *state_ts = &phy->state_ts; struct mt7915_dev *dev = phy->dev; struct mt7915_mcu_mib *res, req[4]; struct sk_buff *skb; int i, ret; for (i = 0; i < 4; i++) { req[i].band = cpu_to_le32(phy != &dev->phy); req[i].offs = cpu_to_le32(offs[i]); } ret = mt76_mcu_send_and_get_msg(&dev->mt76, MCU_EXT_CMD(GET_MIB_INFO), req, sizeof(req), true, &skb); if (ret) return ret; res = (struct mt7915_mcu_mib *)(skb->data + 20); if (chan_switch) goto out; #define __res_u64(s) le64_to_cpu(res[s].data) state->cc_busy += __res_u64(0) - state_ts->cc_busy; state->cc_tx += __res_u64(1) - state_ts->cc_tx; state->cc_bss_rx += __res_u64(2) - state_ts->cc_bss_rx; state->cc_rx += __res_u64(2) + __res_u64(3) - state_ts->cc_rx; out: state_ts->cc_busy = __res_u64(0); state_ts->cc_tx = __res_u64(1); state_ts->cc_bss_rx = __res_u64(2); state_ts->cc_rx = __res_u64(2) + __res_u64(3); #undef __res_u64 dev_kfree_skb(skb); return 0; } int mt7915_mcu_get_temperature(struct mt7915_phy *phy) { struct mt7915_dev *dev = phy->dev; struct { u8 ctrl_id; u8 action; u8 dbdc_idx; u8 rsv[5]; } req = { .ctrl_id = THERMAL_SENSOR_TEMP_QUERY, .dbdc_idx = phy != &dev->phy, }; return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(THERMAL_CTRL), &req, sizeof(req), true); } int mt7915_mcu_set_thermal_throttling(struct mt7915_phy *phy, u8 state) { struct mt7915_dev *dev = phy->dev; struct { struct mt7915_mcu_thermal_ctrl ctrl; __le32 trigger_temp; __le32 restore_temp; __le16 sustain_time; u8 rsv[2]; } __packed req = { .ctrl = { .band_idx = phy != &dev->phy, }, }; int level; #define TRIGGER_TEMPERATURE 122 #define RESTORE_TEMPERATURE 116 #define SUSTAIN_PERIOD 10 if (!state) { req.ctrl.ctrl_id = THERMAL_PROTECT_DISABLE; goto out; } /* set duty cycle and level */ for (level = 0; level < 4; level++) { int ret; req.ctrl.ctrl_id = THERMAL_PROTECT_DUTY_CONFIG; req.ctrl.duty.duty_level = level; req.ctrl.duty.duty_cycle = state; state = state * 4 / 5; ret = mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(THERMAL_PROT), &req, sizeof(req.ctrl), false); if (ret) return ret; } /* currently use fixed values for throttling, and would be better * to implement thermal zone for dynamic trip in the long run. */ /* set high-temperature trigger threshold */ req.ctrl.ctrl_id = THERMAL_PROTECT_ENABLE; req.trigger_temp = cpu_to_le32(TRIGGER_TEMPERATURE); req.restore_temp = cpu_to_le32(RESTORE_TEMPERATURE); req.sustain_time = cpu_to_le16(SUSTAIN_PERIOD); out: req.ctrl.type.protect_type = 1; req.ctrl.type.trigger_type = 1; return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(THERMAL_PROT), &req, sizeof(req), false); } int mt7915_mcu_get_tx_rate(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_txpower_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, }; struct mt76_power_limits limits_array; s8 *la = (s8 *)&limits_array; int i, idx, n_chains = hweight8(mphy->antenna_mask); int tx_power; tx_power = hw->conf.power_level * 2 - mt76_tx_power_nss_delta(n_chains); tx_power = mt76_get_rate_power_limits(mphy, mphy->chandef.chan, &limits_array, tx_power); mphy->txpower_cur = tx_power; for (i = 0, idx = 0; i < ARRAY_SIZE(mt7915_sku_group_len); i++) { u8 mcs_num, len = mt7915_sku_group_len[i]; int j; if (i >= SKU_HT_BW20 && i <= SKU_VHT_BW160) { mcs_num = 10; if (i == SKU_HT_BW20 || i == SKU_VHT_BW20) la = (s8 *)&limits_array + 12; } else { mcs_num = len; } for (j = 0; j < min_t(u8, mcs_num, len); j++) req.val[idx + j] = la[j]; la += mcs_num; idx += len; } return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(TX_POWER_FEATURE_CTRL), &req, sizeof(req), true); } int mt7915_mcu_get_txpower_sku(struct mt7915_phy *phy, s8 *txpower, int len) { #define RATE_POWER_INFO 2 struct mt7915_dev *dev = phy->dev; struct { u8 format_id; u8 category; u8 band; u8 _rsv; } __packed req = { .format_id = 7, .category = RATE_POWER_INFO, .band = phy != &dev->phy, }; s8 res[MT7915_SKU_RATE_NUM][2]; struct sk_buff *skb; int ret, i; ret = mt76_mcu_send_and_get_msg(&dev->mt76, MCU_EXT_CMD(TX_POWER_FEATURE_CTRL), &req, sizeof(req), true, &skb); if (ret) return ret; memcpy(res, skb->data + 4, sizeof(res)); for (i = 0; i < len; i++) txpower[i] = res[i][req.band]; dev_kfree_skb(skb); return 0; } int mt7915_mcu_set_test_param(struct mt7915_dev *dev, u8 param, bool test_mode, u8 en) { struct { u8 test_mode_en; u8 param_idx; u8 _rsv[2]; u8 enable; u8 _rsv2[3]; u8 pad[8]; } __packed req = { .test_mode_en = test_mode, .param_idx = param, .enable = en, }; return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(ATE_CTRL), &req, sizeof(req), false); } 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(struct mt7915_dev *dev, u8 action) { struct { u8 action; union { struct { u8 snd_mode; u8 sta_num; u8 rsv; u8 wlan_idx[4]; __le32 snd_period; /* ms */ } __packed snd; struct { bool ebf; bool ibf; u8 rsv; } __packed type; struct { u8 bf_num; u8 bf_bitmap; u8 bf_sel[8]; u8 rsv[5]; } __packed mod; }; } __packed req = { .action = action, }; #define MT_BF_PROCESSING 4 switch (action) { case MT_BF_SOUNDING_ON: req.snd.snd_mode = MT_BF_PROCESSING; break; case MT_BF_TYPE_UPDATE: req.type.ebf = true; req.type.ibf = dev->ibf; break; case MT_BF_MODULE_UPDATE: req.mod.bf_num = 2; req.mod.bf_bitmap = GENMASK(1, 0); break; default: return -EINVAL; } 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]; __le32 val; } __packed req = { .action = MT_SPR_ENABLE, .arg_num = 1, .band_idx = mvif->band_idx, .val = cpu_to_le32(enable), }; return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(SET_SPR), &req, sizeof(req), true); } int mt7915_mcu_get_rx_rate(struct mt7915_phy *phy, struct ieee80211_vif *vif, struct ieee80211_sta *sta, struct rate_info *rate) { struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv; struct mt7915_dev *dev = phy->dev; struct mt76_phy *mphy = phy->mt76; struct { u8 category; u8 band; __le16 wcid; } __packed req = { .category = MCU_PHY_STATE_CONTENTION_RX_RATE, .band = mvif->band_idx, .wcid = cpu_to_le16(msta->wcid.idx), }; struct ieee80211_supported_band *sband; struct mt7915_mcu_phy_rx_info *res; struct sk_buff *skb; int ret; bool cck = false; ret = mt76_mcu_send_and_get_msg(&dev->mt76, MCU_EXT_CMD(PHY_STAT_INFO), &req, sizeof(req), true, &skb); if (ret) return ret; res = (struct mt7915_mcu_phy_rx_info *)skb->data; rate->mcs = res->rate; rate->nss = res->nsts + 1; switch (res->mode) { case MT_PHY_TYPE_CCK: cck = true; fallthrough; 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->mcs = mt76_get_rate(&dev->mt76, sband, rate->mcs, cck); rate->legacy = sband->bitrates[rate->mcs].bitrate; break; case MT_PHY_TYPE_HT: case MT_PHY_TYPE_HT_GF: if (rate->mcs > 31) { ret = -EINVAL; goto out; } rate->flags = RATE_INFO_FLAGS_MCS; if (res->gi) rate->flags |= RATE_INFO_FLAGS_SHORT_GI; break; case MT_PHY_TYPE_VHT: if (rate->mcs > 9) { ret = -EINVAL; goto out; } rate->flags = RATE_INFO_FLAGS_VHT_MCS; if (res->gi) rate->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: if (res->gi > NL80211_RATE_INFO_HE_GI_3_2 || rate->mcs > 11) { ret = -EINVAL; goto out; } rate->he_gi = res->gi; rate->flags = RATE_INFO_FLAGS_HE_MCS; break; default: ret = -EINVAL; goto out; } switch (res->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; } out: dev_kfree_skb(skb); return ret; }
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