diff options
Diffstat (limited to 'drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c')
| -rw-r--r-- | drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c | 1842 |
1 files changed, 1842 insertions, 0 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c b/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c new file mode 100644 index 000000000000..6cbccfb05f8b --- /dev/null +++ b/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c @@ -0,0 +1,1842 @@ +// SPDX-License-Identifier: ISC +/* Copyright (C) 2020 MediaTek Inc. */ + +#include "mt76_connac_mcu.h" + +int mt76_connac_mcu_start_firmware(struct mt76_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, MCU_CMD_FW_START_REQ, &req, sizeof(req), + true); +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_start_firmware); + +int mt76_connac_mcu_patch_sem_ctrl(struct mt76_dev *dev, bool get) +{ + u32 op = get ? PATCH_SEM_GET : PATCH_SEM_RELEASE; + struct { + __le32 op; + } req = { + .op = cpu_to_le32(op), + }; + + return mt76_mcu_send_msg(dev, MCU_CMD_PATCH_SEM_CONTROL, &req, + sizeof(req), true); +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_patch_sem_ctrl); + +int mt76_connac_mcu_start_patch(struct mt76_dev *dev) +{ + struct { + u8 check_crc; + u8 reserved[3]; + } req = { + .check_crc = 0, + }; + + return mt76_mcu_send_msg(dev, MCU_CMD_PATCH_FINISH_REQ, &req, + sizeof(req), true); +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_start_patch); + +#define MCU_PATCH_ADDRESS 0x200000 + +int mt76_connac_mcu_init_download(struct mt76_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 cmd; + + if (is_mt7921(dev) && + (req.addr == cpu_to_le32(MCU_PATCH_ADDRESS) || addr == 0x900000)) + cmd = MCU_CMD_PATCH_START_REQ; + else + cmd = MCU_CMD_TARGET_ADDRESS_LEN_REQ; + + return mt76_mcu_send_msg(dev, cmd, &req, sizeof(req), true); +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_init_download); + +int mt76_connac_mcu_set_channel_domain(struct mt76_phy *phy) +{ + struct mt76_dev *dev = phy->dev; + struct mt76_connac_mcu_channel_domain { + u8 alpha2[4]; /* regulatory_request.alpha2 */ + u8 bw_2g; /* BW_20_40M 0 + * BW_20M 1 + * BW_20_40_80M 2 + * BW_20_40_80_160M 3 + * BW_20_40_80_8080M 4 + */ + u8 bw_5g; + __le16 pad; + u8 n_2ch; + u8 n_5ch; + __le16 pad2; + } __packed hdr = { + .bw_2g = 0, + .bw_5g = 3, + }; + struct mt76_connac_mcu_chan { + __le16 hw_value; + __le16 pad; + __le32 flags; + } __packed channel; + int len, i, n_max_channels, n_2ch = 0, n_5ch = 0; + struct ieee80211_channel *chan; + struct sk_buff *skb; + + n_max_channels = phy->sband_2g.sband.n_channels + + phy->sband_5g.sband.n_channels; + len = sizeof(hdr) + n_max_channels * sizeof(channel); + + skb = mt76_mcu_msg_alloc(dev, NULL, len); + if (!skb) + return -ENOMEM; + + skb_reserve(skb, sizeof(hdr)); + + for (i = 0; i < phy->sband_2g.sband.n_channels; i++) { + chan = &phy->sband_2g.sband.channels[i]; + if (chan->flags & IEEE80211_CHAN_DISABLED) + continue; + + channel.hw_value = cpu_to_le16(chan->hw_value); + channel.flags = cpu_to_le32(chan->flags); + channel.pad = 0; + + skb_put_data(skb, &channel, sizeof(channel)); + n_2ch++; + } + for (i = 0; i < phy->sband_5g.sband.n_channels; i++) { + chan = &phy->sband_5g.sband.channels[i]; + if (chan->flags & IEEE80211_CHAN_DISABLED) + continue; + + channel.hw_value = cpu_to_le16(chan->hw_value); + channel.flags = cpu_to_le32(chan->flags); + channel.pad = 0; + + skb_put_data(skb, &channel, sizeof(channel)); + n_5ch++; + } + + BUILD_BUG_ON(sizeof(dev->alpha2) > sizeof(hdr.alpha2)); + memcpy(hdr.alpha2, dev->alpha2, sizeof(dev->alpha2)); + hdr.n_2ch = n_2ch; + hdr.n_5ch = n_5ch; + + memcpy(__skb_push(skb, sizeof(hdr)), &hdr, sizeof(hdr)); + + return mt76_mcu_skb_send_msg(dev, skb, MCU_CMD_SET_CHAN_DOMAIN, false); +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_set_channel_domain); + +int mt76_connac_mcu_set_mac_enable(struct mt76_dev *dev, int band, bool enable, + bool hdr_trans) +{ + struct { + u8 enable; + u8 band; + u8 rsv[2]; + } __packed req_mac = { + .enable = enable, + .band = band, + }; + + return mt76_mcu_send_msg(dev, MCU_EXT_CMD_MAC_INIT_CTRL, &req_mac, + sizeof(req_mac), true); +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_set_mac_enable); + +int mt76_connac_mcu_set_vif_ps(struct mt76_dev *dev, struct ieee80211_vif *vif) +{ + struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; + struct { + u8 bss_idx; + u8 ps_state; /* 0: device awake + * 1: static power save + * 2: dynamic power saving + */ + } req = { + .bss_idx = mvif->idx, + .ps_state = vif->bss_conf.ps ? 2 : 0, + }; + + if (vif->type != NL80211_IFTYPE_STATION) + return -EOPNOTSUPP; + + return mt76_mcu_send_msg(dev, MCU_CMD_SET_PS_PROFILE, &req, + sizeof(req), false); +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_set_vif_ps); + +int mt76_connac_mcu_set_rts_thresh(struct mt76_dev *dev, u32 val, u8 band) +{ + struct { + u8 prot_idx; + u8 band; + u8 rsv[2]; + __le32 len_thresh; + __le32 pkt_thresh; + } __packed req = { + .prot_idx = 1, + .band = band, + .len_thresh = cpu_to_le32(val), + .pkt_thresh = cpu_to_le32(0x2), + }; + + return mt76_mcu_send_msg(dev, MCU_EXT_CMD_PROTECT_CTRL, &req, + sizeof(req), true); +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_set_rts_thresh); + +void mt76_connac_mcu_beacon_loss_iter(void *priv, u8 *mac, + struct ieee80211_vif *vif) +{ + struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; + struct mt76_connac_beacon_loss_event *event = priv; + + if (mvif->idx != event->bss_idx) + return; + + if (!(vif->driver_flags & IEEE80211_VIF_BEACON_FILTER)) + return; + + ieee80211_beacon_loss(vif); +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_beacon_loss_iter); + +struct tlv * +mt76_connac_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; +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_add_nested_tlv); + +struct sk_buff * +mt76_connac_mcu_alloc_sta_req(struct mt76_dev *dev, struct mt76_vif *mvif, + struct mt76_wcid *wcid) +{ + struct sta_req_hdr hdr = { + .bss_idx = mvif->idx, + .muar_idx = wcid ? mvif->omac_idx : 0, + .is_tlv_append = 1, + }; + struct sk_buff *skb; + + mt76_connac_mcu_get_wlan_idx(dev, wcid, &hdr.wlan_idx_lo, + &hdr.wlan_idx_hi); + skb = mt76_mcu_msg_alloc(dev, NULL, MT76_CONNAC_STA_UPDATE_MAX_SIZE); + if (!skb) + return ERR_PTR(-ENOMEM); + + skb_put_data(skb, &hdr, sizeof(hdr)); + + return skb; +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_alloc_sta_req); + +struct wtbl_req_hdr * +mt76_connac_mcu_alloc_wtbl_req(struct mt76_dev *dev, struct mt76_wcid *wcid, + int cmd, void *sta_wtbl, struct sk_buff **skb) +{ + struct tlv *sta_hdr = sta_wtbl; + struct wtbl_req_hdr hdr = { + .operation = cmd, + }; + struct sk_buff *nskb = *skb; + + mt76_connac_mcu_get_wlan_idx(dev, wcid, &hdr.wlan_idx_lo, + &hdr.wlan_idx_hi); + if (!nskb) { + nskb = mt76_mcu_msg_alloc(dev, NULL, + MT76_CONNAC_WTBL_UPDATE_BA_SIZE); + if (!nskb) + return ERR_PTR(-ENOMEM); + + *skb = nskb; + } + + if (sta_hdr) + sta_hdr->len = cpu_to_le16(sizeof(hdr)); + + return skb_put_data(nskb, &hdr, sizeof(hdr)); +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_alloc_wtbl_req); + +void mt76_connac_mcu_sta_basic_tlv(struct sk_buff *skb, + struct ieee80211_vif *vif, + struct ieee80211_sta *sta, + bool enable) +{ + struct sta_rec_basic *basic; + struct tlv *tlv; + int conn_type; + + tlv = mt76_connac_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: + if (vif->p2p) + conn_type = CONNECTION_P2P_GC; + else + conn_type = CONNECTION_INFRA_STA; + basic->conn_type = cpu_to_le32(conn_type); + basic->aid = cpu_to_le16(sta->aid); + break; + case NL80211_IFTYPE_STATION: + if (vif->p2p) + conn_type = CONNECTION_P2P_GO; + else + conn_type = CONNECTION_INFRA_AP; + basic->conn_type = cpu_to_le32(conn_type); + basic->aid = cpu_to_le16(vif->bss_conf.aid); + break; + case NL80211_IFTYPE_ADHOC: + basic->conn_type = cpu_to_le32(CONNECTION_IBSS_ADHOC); + basic->aid = cpu_to_le16(sta->aid); + break; + default: + WARN_ON(1); + break; + } + + memcpy(basic->peer_addr, sta->addr, ETH_ALEN); + basic->qos = sta->wme; +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_sta_basic_tlv); + +static void +mt76_connac_mcu_sta_uapsd(struct sk_buff *skb, struct ieee80211_vif *vif, + struct ieee80211_sta *sta) +{ + struct sta_rec_uapsd *uapsd; + struct tlv *tlv; + + if (vif->type != NL80211_IFTYPE_AP || !sta->wme) + return; + + tlv = mt76_connac_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; +} + +void mt76_connac_mcu_wtbl_generic_tlv(struct mt76_dev *dev, + struct sk_buff *skb, + struct ieee80211_vif *vif, + struct ieee80211_sta *sta, + void *sta_wtbl, void *wtbl_tlv) +{ + struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; + struct wtbl_generic *generic; + struct wtbl_rx *rx; + struct wtbl_spe *spe; + struct tlv *tlv; + + tlv = mt76_connac_mcu_add_nested_tlv(skb, WTBL_GENERIC, + sizeof(*generic), + wtbl_tlv, sta_wtbl); + + generic = (struct wtbl_generic *)tlv; + + if (sta) { + if (vif->type == NL80211_IFTYPE_STATION) + generic->partial_aid = cpu_to_le16(vif->bss_conf.aid); + else + generic->partial_aid = cpu_to_le16(sta->aid); + memcpy(generic->peer_addr, sta->addr, ETH_ALEN); + generic->muar_idx = mvif->omac_idx; + generic->qos = sta->wme; + } else { + if (is_mt7921(dev) && + 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 = mt76_connac_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; + + if (is_mt7921(dev)) + return; + + tlv = mt76_connac_mcu_add_nested_tlv(skb, WTBL_SPE, sizeof(*spe), + wtbl_tlv, sta_wtbl); + spe = (struct wtbl_spe *)tlv; + spe->spe_idx = 24; +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_wtbl_generic_tlv); + +static void +mt76_connac_mcu_sta_amsdu_tlv(struct sk_buff *skb, struct ieee80211_sta *sta, + struct ieee80211_vif *vif) +{ + struct mt76_wcid *wcid = (struct mt76_wcid *)sta->drv_priv; + struct sta_rec_amsdu *amsdu; + struct tlv *tlv; + + if (vif->type != NL80211_IFTYPE_AP && + vif->type != NL80211_IFTYPE_STATION) + return; + + if (!sta->max_amsdu_len) + return; + + tlv = mt76_connac_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; + + wcid->amsdu = true; +} + +#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 void +mt76_connac_mcu_sta_he_tlv(struct sk_buff *skb, struct ieee80211_sta *sta) +{ + struct ieee80211_sta_he_cap *he_cap = &sta->he_cap; + struct ieee80211_he_cap_elem *elem = &he_cap->he_cap_elem; + struct sta_rec_he *he; + struct tlv *tlv; + u32 cap = 0; + + tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_HE, sizeof(*he)); + + he = (struct sta_rec_he *)tlv; + + if (elem->mac_cap_info[0] & IEEE80211_HE_MAC_CAP0_HTC_HE) + cap |= STA_REC_HE_CAP_HTC; + + if (elem->mac_cap_info[2] & IEEE80211_HE_MAC_CAP2_BSR) + cap |= STA_REC_HE_CAP_BSR; + + if (elem->mac_cap_info[3] & IEEE80211_HE_MAC_CAP3_OMI_CONTROL) + cap |= STA_REC_HE_CAP_OM; + + if (elem->mac_cap_info[4] & IEEE80211_HE_MAC_CAP4_AMDSU_IN_AMPDU) + cap |= STA_REC_HE_CAP_AMSDU_IN_AMPDU; + + if (elem->mac_cap_info[4] & IEEE80211_HE_MAC_CAP4_BQR) + cap |= STA_REC_HE_CAP_BQR; + + if (elem->phy_cap_info[0] & + (IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_2G | + IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_5G)) + cap |= STA_REC_HE_CAP_BW20_RU242_SUPPORT; + + if (elem->phy_cap_info[1] & + IEEE80211_HE_PHY_CAP1_LDPC_CODING_IN_PAYLOAD) + cap |= STA_REC_HE_CAP_LDPC; + + if (elem->phy_cap_info[1] & + IEEE80211_HE_PHY_CAP1_HE_LTF_AND_GI_FOR_HE_PPDUS_0_8US) + cap |= STA_REC_HE_CAP_SU_PPDU_1LTF_8US_GI; + + if (elem->phy_cap_info[2] & + IEEE80211_HE_PHY_CAP2_NDP_4x_LTF_AND_3_2US) + cap |= STA_REC_HE_CAP_NDP_4LTF_3DOT2MS_GI; + + if (elem->phy_cap_info[2] & + IEEE80211_HE_PHY_CAP2_STBC_TX_UNDER_80MHZ) + cap |= STA_REC_HE_CAP_LE_EQ_80M_TX_STBC; + + if (elem->phy_cap_info[2] & + IEEE80211_HE_PHY_CAP2_STBC_RX_UNDER_80MHZ) + cap |= STA_REC_HE_CAP_LE_EQ_80M_RX_STBC; + + if (elem->phy_cap_info[6] & + IEEE80211_HE_PHY_CAP6_PARTIAL_BW_EXT_RANGE) + cap |= STA_REC_HE_CAP_PARTIAL_BW_EXT_RANGE; + + if (elem->phy_cap_info[7] & + IEEE80211_HE_PHY_CAP7_HE_SU_MU_PPDU_4XLTF_AND_08_US_GI) + cap |= STA_REC_HE_CAP_SU_MU_PPDU_4LTF_8US_GI; + + if (elem->phy_cap_info[7] & + IEEE80211_HE_PHY_CAP7_STBC_TX_ABOVE_80MHZ) + cap |= STA_REC_HE_CAP_GT_80M_TX_STBC; + + if (elem->phy_cap_info[7] & + IEEE80211_HE_PHY_CAP7_STBC_RX_ABOVE_80MHZ) + cap |= STA_REC_HE_CAP_GT_80M_RX_STBC; + + if (elem->phy_cap_info[8] & + IEEE80211_HE_PHY_CAP8_HE_ER_SU_PPDU_4XLTF_AND_08_US_GI) + cap |= STA_REC_HE_CAP_ER_SU_PPDU_4LTF_8US_GI; + + if (elem->phy_cap_info[8] & + IEEE80211_HE_PHY_CAP8_HE_ER_SU_1XLTF_AND_08_US_GI) + cap |= STA_REC_HE_CAP_ER_SU_PPDU_1LTF_8US_GI; + + if (elem->phy_cap_info[9] & + IEEE80211_HE_PHY_CAP9_NON_TRIGGERED_CQI_FEEDBACK) + cap |= STA_REC_HE_CAP_TRIG_CQI_FK; + + if (elem->phy_cap_info[9] & + IEEE80211_HE_PHY_CAP9_TX_1024_QAM_LESS_THAN_242_TONE_RU) + cap |= STA_REC_HE_CAP_TX_1024QAM_UNDER_RU242; + + if (elem->phy_cap_info[9] & + IEEE80211_HE_PHY_CAP9_RX_1024_QAM_LESS_THAN_242_TONE_RU) + cap |= STA_REC_HE_CAP_RX_1024QAM_UNDER_RU242; + + he->he_cap = cpu_to_le32(cap); + + switch (sta->bandwidth) { + case IEEE80211_STA_RX_BW_160: + if (elem->phy_cap_info[0] & + IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G) + he->max_nss_mcs[CMD_HE_MCS_BW8080] = + he_cap->he_mcs_nss_supp.rx_mcs_80p80; + + he->max_nss_mcs[CMD_HE_MCS_BW160] = + he_cap->he_mcs_nss_supp.rx_mcs_160; + fallthrough; + default: + he->max_nss_mcs[CMD_HE_MCS_BW80] = + he_cap->he_mcs_nss_supp.rx_mcs_80; + break; + } + + he->t_frame_dur = + HE_MAC(CAP1_TF_MAC_PAD_DUR_MASK, elem->mac_cap_info[1]); + he->max_ampdu_exp = + HE_MAC(CAP3_MAX_AMPDU_LEN_EXP_MASK, elem->mac_cap_info[3]); + + he->bw_set = + HE_PHY(CAP0_CHANNEL_WIDTH_SET_MASK, elem->phy_cap_info[0]); + he->device_class = + HE_PHY(CAP1_DEVICE_CLASS_A, elem->phy_cap_info[1]); + he->punc_pream_rx = + HE_PHY(CAP1_PREAMBLE_PUNC_RX_MASK, elem->phy_cap_info[1]); + + he->dcm_tx_mode = + HE_PHY(CAP3_DCM_MAX_CONST_TX_MASK, elem->phy_cap_info[3]); + he->dcm_tx_max_nss = + HE_PHY(CAP3_DCM_MAX_TX_NSS_2, elem->phy_cap_info[3]); + he->dcm_rx_mode = + HE_PHY(CAP3_DCM_MAX_CONST_RX_MASK, elem->phy_cap_info[3]); + he->dcm_rx_max_nss = + HE_PHY(CAP3_DCM_MAX_RX_NSS_2, elem->phy_cap_info[3]); + he->dcm_rx_max_nss = + HE_PHY(CAP8_DCM_MAX_RU_MASK, elem->phy_cap_info[8]); + + he->pkt_ext = 2; +} + +static u8 +mt76_connac_get_phy_mode_v2(struct mt76_phy *mphy, struct ieee80211_vif *vif, + enum nl80211_band band, struct ieee80211_sta *sta) +{ + struct ieee80211_sta_ht_cap *ht_cap; + struct ieee80211_sta_vht_cap *vht_cap; + const struct ieee80211_sta_he_cap *he_cap; + u8 mode = 0; + + if (sta) { + ht_cap = &sta->ht_cap; + vht_cap = &sta->vht_cap; + he_cap = &sta->he_cap; + } else { + struct ieee80211_supported_band *sband; + + sband = mphy->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_TYPE_BIT_HR_DSSS | PHY_TYPE_BIT_ERP; + + if (ht_cap->ht_supported) + mode |= PHY_TYPE_BIT_HT; + + if (he_cap->has_he) + mode |= PHY_TYPE_BIT_HE; + } else if (band == NL80211_BAND_5GHZ) { + mode |= PHY_TYPE_BIT_OFDM; + + if (ht_cap->ht_supported) + mode |= PHY_TYPE_BIT_HT; + + if (vht_cap->vht_supported) + mode |= PHY_TYPE_BIT_VHT; + + if (he_cap->has_he) + mode |= PHY_TYPE_BIT_HE; + } + + return mode; +} + +void mt76_connac_mcu_sta_tlv(struct mt76_phy *mphy, struct sk_buff *skb, + struct ieee80211_sta *sta, + struct ieee80211_vif *vif) +{ + struct cfg80211_chan_def *chandef = &mphy->chandef; + enum nl80211_band band = chandef->chan->band; + struct mt76_dev *dev = mphy->dev; + struct sta_rec_ra_info *ra_info; + struct sta_rec_state *state; + struct sta_rec_phy *phy; + struct tlv *tlv; + + /* starec ht */ + if (sta->ht_cap.ht_supported) { + struct sta_rec_ht *ht; + + tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_HT, sizeof(*ht)); + ht = (struct sta_rec_ht *)tlv; + ht->ht_cap = cpu_to_le16(sta->ht_cap.cap); + } + + /* starec vht */ + if (sta->vht_cap.vht_supported) { + struct sta_rec_vht *vht; + int len; + + len = is_mt7921(dev) ? sizeof(*vht) : sizeof(*vht) - 4; + tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_VHT, len); + vht = (struct sta_rec_vht *)tlv; + vht->vht_cap = cpu_to_le32(sta->vht_cap.cap); + vht->vht_rx_mcs_map = sta->vht_cap.vht_mcs.rx_mcs_map; + vht->vht_tx_mcs_map = sta->vht_cap.vht_mcs.tx_mcs_map; + } + + /* starec uapsd */ + mt76_connac_mcu_sta_uapsd(skb, vif, sta); + + if (!is_mt7921(dev)) + return; + + if (sta->ht_cap.ht_supported) + mt76_connac_mcu_sta_amsdu_tlv(skb, sta, vif); + + /* starec he */ + if (sta->he_cap.has_he) + mt76_connac_mcu_sta_he_tlv(skb, sta); + + tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_PHY, sizeof(*phy)); + phy = (struct sta_rec_phy *)tlv; + phy->phy_type = mt76_connac_get_phy_mode_v2(mphy, vif, band, sta); + phy->basic_rate = cpu_to_le16((u16)vif->bss_conf.basic_rates); + + tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_RA, sizeof(*ra_info)); + ra_info = (struct sta_rec_ra_info *)tlv; + ra_info->legacy = cpu_to_le16((u16)sta->supp_rates[band]); + + if (sta->ht_cap.ht_supported) + memcpy(ra_info->rx_mcs_bitmask, sta->ht_cap.mcs.rx_mask, + HT_MCS_MASK_NUM); + + tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_STATE, sizeof(*state)); + state = (struct sta_rec_state *)tlv; + state->state = 2; + + if (sta->vht_cap.vht_supported) { + state->vht_opmode = sta->bandwidth; + state->vht_opmode |= (sta->rx_nss - 1) << + IEEE80211_OPMODE_NOTIF_RX_NSS_SHIFT; + } +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_sta_tlv); + +static void +mt76_connac_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 = mt76_connac_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; +} + +void mt76_connac_mcu_wtbl_ht_tlv(struct mt76_dev *dev, struct sk_buff *skb, + struct ieee80211_sta *sta, void *sta_wtbl, + void *wtbl_tlv) +{ + struct wtbl_ht *ht = NULL; + struct tlv *tlv; + u32 flags = 0; + + if (sta->ht_cap.ht_supported) { + tlv = mt76_connac_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; + } + + if (sta->vht_cap.vht_supported) { + struct wtbl_vht *vht; + u8 af; + + tlv = mt76_connac_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(ht->af, af); + } + + mt76_connac_mcu_wtbl_smps_tlv(skb, sta, sta_wtbl, wtbl_tlv); + + if (!is_mt7921(dev) && sta->ht_cap.ht_supported) { + /* sgi */ + u32 msk = MT_WTBL_W5_SHORT_GI_20 | MT_WTBL_W5_SHORT_GI_40 | + MT_WTBL_W5_SHORT_GI_80 | MT_WTBL_W5_SHORT_GI_160; + struct wtbl_raw *raw; + + tlv = mt76_connac_mcu_add_nested_tlv(skb, WTBL_RAW_DATA, + sizeof(*raw), wtbl_tlv, + sta_wtbl); + + if (sta->ht_cap.cap & IEEE80211_HT_CAP_SGI_20) + flags |= MT_WTBL_W5_SHORT_GI_20; + if (sta->ht_cap.cap & IEEE80211_HT_CAP_SGI_40) + flags |= MT_WTBL_W5_SHORT_GI_40; + + if (sta->vht_cap.vht_supported) { + if (sta->vht_cap.cap & IEEE80211_VHT_CAP_SHORT_GI_80) + flags |= MT_WTBL_W5_SHORT_GI_80; + if (sta->vht_cap.cap & IEEE80211_VHT_CAP_SHORT_GI_160) + flags |= MT_WTBL_W5_SHORT_GI_160; + } + raw = (struct wtbl_raw *)tlv; + raw->val = cpu_to_le32(flags); + raw->msk = cpu_to_le32(~msk); + raw->wtbl_idx = 1; + raw->dw = 5; + } +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_wtbl_ht_tlv); + +int mt76_connac_mcu_add_sta_cmd(struct mt76_phy *phy, + struct ieee80211_vif *vif, + struct ieee80211_sta *sta, + struct mt76_wcid *wcid, + bool enable, int cmd) +{ + struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; + struct mt76_dev *dev = phy->dev; + struct wtbl_req_hdr *wtbl_hdr; + struct tlv *sta_wtbl; + struct sk_buff *skb; + + skb = mt76_connac_mcu_alloc_sta_req(dev, mvif, wcid); + if (IS_ERR(skb)) + return PTR_ERR(skb); + + mt76_connac_mcu_sta_basic_tlv(skb, vif, sta, enable); + if (enable && sta) + mt76_connac_mcu_sta_tlv(phy, skb, sta, vif); + + sta_wtbl = mt76_connac_mcu_add_tlv(skb, STA_REC_WTBL, + sizeof(struct tlv)); + + wtbl_hdr = mt76_connac_mcu_alloc_wtbl_req(dev, wcid, + WTBL_RESET_AND_SET, + sta_wtbl, &skb); + if (enable) { + mt76_connac_mcu_wtbl_generic_tlv(dev, skb, vif, sta, sta_wtbl, + wtbl_hdr); + if (sta) + mt76_connac_mcu_wtbl_ht_tlv(dev, skb, sta, sta_wtbl, + wtbl_hdr); + } + + return mt76_mcu_skb_send_msg(dev, skb, cmd, true); +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_add_sta_cmd); + +void mt76_connac_mcu_wtbl_ba_tlv(struct mt76_dev *dev, 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 = mt76_connac_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_winsize = enable ? cpu_to_le16(params->buf_size) : 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 (is_mt7921(dev)) + return; + + if (enable && tx) { + u8 ba_range[] = { 4, 8, 12, 24, 36, 48, 54, 64 }; + int i; + + for (i = 7; i > 0; i--) { + if (params->buf_size >= ba_range[i]) + break; + } + ba->ba_winsize_idx = i; + } +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_wtbl_ba_tlv); + +int mt76_connac_mcu_uni_add_dev(struct mt76_phy *phy, + struct ieee80211_vif *vif, + struct mt76_wcid *wcid, + bool enable) +{ + struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; + struct mt76_dev *dev = phy->dev; + struct { + struct { + u8 omac_idx; + u8 band_idx; + __le16 pad; + } __packed hdr; + struct req_tlv { + __le16 tag; + __le16 len; + u8 active; + u8 pad; + u8 omac_addr[ETH_ALEN]; + } __packed tlv; + } dev_req = { + .hdr = { + .omac_idx = mvif->omac_idx, + .band_idx = mvif->band_idx, + }, + .tlv = { + .tag = cpu_to_le16(DEV_INFO_ACTIVE), + .len = cpu_to_le16(sizeof(struct req_tlv)), + .active = enable, + }, + }; + struct { + struct { + u8 bss_idx; + u8 pad[3]; + } __packed hdr; + struct mt76_connac_bss_basic_tlv basic; + } basic_req = { + .hdr = { + .bss_idx = mvif->idx, + }, + .basic = { + .tag = cpu_to_le16(UNI_BSS_INFO_BASIC), + .len = cpu_to_le16(sizeof(struct mt76_connac_bss_basic_tlv)), + .omac_idx = mvif->omac_idx, + .band_idx = mvif->band_idx, + .wmm_idx = mvif->wmm_idx, + .active = enable, + .bmc_tx_wlan_idx = cpu_to_le16(wcid->idx), + .sta_idx = cpu_to_le16(wcid->idx), + .conn_state = 1, + }, + }; + int err, idx, cmd, len; + void *data; + + switch (vif->type) { + case NL80211_IFTYPE_MESH_POINT: + case NL80211_IFTYPE_AP: + basic_req.basic.conn_type = cpu_to_le32(CONNECTION_INFRA_AP); + break; + case NL80211_IFTYPE_STATION: + basic_req.basic.conn_type = cpu_to_le32(CONNECTION_INFRA_STA); + break; + case NL80211_IFTYPE_ADHOC: + basic_req.basic.conn_type = cpu_to_le32(CONNECTION_IBSS_ADHOC); + break; + default: + WARN_ON(1); + break; + } + + idx = mvif->omac_idx > EXT_BSSID_START ? HW_BSSID_0 : mvif->omac_idx; + basic_req.basic.hw_bss_idx = idx; + + memcpy(dev_req.tlv.omac_addr, vif->addr, ETH_ALEN); + + cmd = enable ? MCU_UNI_CMD_DEV_INFO_UPDATE : MCU_UNI_CMD_BSS_INFO_UPDATE; + data = enable ? (void *)&dev_req : (void *)&basic_req; + len = enable ? sizeof(dev_req) : sizeof(basic_req); + + err = mt76_mcu_send_msg(dev, cmd, data, len, true); + if (err < 0) + return err; + + cmd = enable ? MCU_UNI_CMD_BSS_INFO_UPDATE : MCU_UNI_CMD_DEV_INFO_UPDATE; + data = enable ? (void *)&basic_req : (void *)&dev_req; + len = enable ? sizeof(basic_req) : sizeof(dev_req); + + return mt76_mcu_send_msg(dev, cmd, data, len, true); +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_uni_add_dev); + +void mt76_connac_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 = mt76_connac_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; +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_sta_ba_tlv); + +int mt76_connac_mcu_sta_ba(struct mt76_dev *dev, struct mt76_vif *mvif, + struct ieee80211_ampdu_params *params, + bool enable, bool tx) +{ + struct mt76_wcid *wcid = (struct mt76_wcid *)params->sta->drv_priv; + struct wtbl_req_hdr *wtbl_hdr; + struct tlv *sta_wtbl; + struct sk_buff *skb; + int ret; + + skb = mt76_connac_mcu_alloc_sta_req(dev, mvif, wcid); + if (IS_ERR(skb)) + return PTR_ERR(skb); + + sta_wtbl = mt76_connac_mcu_add_tlv(skb, STA_REC_WTBL, + sizeof(struct tlv)); + + wtbl_hdr = mt76_connac_mcu_alloc_wtbl_req(dev, wcid, WTBL_SET, + sta_wtbl, &skb); + if (IS_ERR(wtbl_hdr)) + return PTR_ERR(wtbl_hdr); + + mt76_connac_mcu_wtbl_ba_tlv(dev, skb, params, enable, tx, sta_wtbl, + wtbl_hdr); + + ret = mt76_mcu_skb_send_msg(dev, skb, MCU_UNI_CMD_STA_REC_UPDATE, true); + if (ret) + return ret; + + skb = mt76_connac_mcu_alloc_sta_req(dev, mvif, wcid); + if (IS_ERR(skb)) + return PTR_ERR(skb); + + mt76_connac_mcu_sta_ba_tlv(skb, params, enable, tx); + + return mt76_mcu_skb_send_msg(dev, skb, MCU_UNI_CMD_STA_REC_UPDATE, + true); +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_sta_ba); + +static u8 +mt76_connac_get_phy_mode(struct mt76_phy *phy, struct ieee80211_vif *vif, + enum nl80211_band band, + struct ieee80211_sta *sta) +{ + struct mt76_dev *dev = phy->dev; + const struct ieee80211_sta_he_cap *he_cap; + struct ieee80211_sta_vht_cap *vht_cap; + struct ieee80211_sta_ht_cap *ht_cap; + u8 mode = 0; + + if (!is_mt7921(dev)) + return 0x38; + + if (sta) { + ht_cap = &sta->ht_cap; + vht_cap = &sta->vht_cap; + he_cap = &sta->he_cap; + } else { + struct ieee80211_supported_band *sband; + + sband = phy->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 const struct ieee80211_sta_he_cap * +mt76_connac_get_he_phy_cap(struct mt76_phy *phy, struct ieee80211_vif *vif) +{ + enum nl80211_band band = phy->chandef.chan->band; + struct ieee80211_supported_band *sband; + + sband = phy->hw->wiphy->bands[band]; + + return ieee80211_get_he_iftype_cap(sband, vif->type); +} + +#define DEFAULT_HE_PE_DURATION 4 +#define DEFAULT_HE_DURATION_RTS_THRES 1023 +static void +mt76_connac_mcu_uni_bss_he_tlv(struct mt76_phy *phy, struct ieee80211_vif *vif, + struct tlv *tlv) +{ + const struct ieee80211_sta_he_cap *cap; + struct bss_info_uni_he *he; + + cap = mt76_connac_get_he_phy_cap(phy, vif); + + he = (struct bss_info_uni_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; +} + +int mt76_connac_mcu_uni_add_bss(struct mt76_phy *phy, + struct ieee80211_vif *vif, + struct mt76_wcid *wcid, + bool enable) +{ + struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; + struct cfg80211_chan_def *chandef = &phy->chandef; + int freq1 = chandef->center_freq1, freq2 = chandef->center_freq2; + enum nl80211_band band = chandef->chan->band; + struct mt76_dev *mdev = phy->dev; + struct { + struct { + u8 bss_idx; + u8 pad[3]; + } __packed hdr; + struct mt76_connac_bss_basic_tlv basic; + struct mt76_connac_bss_qos_tlv qos; + } basic_req = { + .hdr = { + .bss_idx = mvif->idx, + }, + .basic = { + .tag = cpu_to_le16(UNI_BSS_INFO_BASIC), + .len = cpu_to_le16(sizeof(struct mt76_connac_bss_basic_tlv)), + .bcn_interval = cpu_to_le16(vif->bss_conf.beacon_int), + .dtim_period = vif->bss_conf.dtim_period, + .omac_idx = mvif->omac_idx, + .band_idx = mvif->band_idx, + .wmm_idx = mvif->wmm_idx, + .active = true, /* keep bss deactivated */ + .phymode = mt76_connac_get_phy_mode(phy, vif, band, NULL), + }, + .qos = { + .tag = cpu_to_le16(UNI_BSS_INFO_QBSS), + .len = cpu_to_le16(sizeof(struct mt76_connac_bss_qos_tlv)), + .qos = vif->bss_conf.qos, + }, + }; + struct { + struct { + u8 bss_idx; + u8 pad[3]; + } __packed hdr; + struct rlm_tlv { + __le16 tag; + __le16 len; + u8 control_channel; + u8 center_chan; + u8 center_chan2; + u8 bw; + u8 tx_streams; + u8 rx_streams; + u8 short_st; + u8 ht_op_info; + u8 sco; + u8 pad[3]; + } __packed rlm; + } __packed rlm_req = { + .hdr = { + .bss_idx = mvif->idx, + }, + .rlm = { + .tag = cpu_to_le16(UNI_BSS_INFO_RLM), + .len = cpu_to_le16(sizeof(struct rlm_tlv)), + .control_channel = chandef->chan->hw_value, + .center_chan = ieee80211_frequency_to_channel(freq1), + .center_chan2 = ieee80211_frequency_to_channel(freq2), + .tx_streams = hweight8(phy->antenna_mask), + .rx_streams = phy->chainmask, + .short_st = true, + }, + }; + int err, conn_type; + u8 idx; + + idx = mvif->omac_idx > EXT_BSSID_START ? HW_BSSID_0 : mvif->omac_idx; + basic_req.basic.hw_bss_idx = idx; + + switch (vif->type) { + case NL80211_IFTYPE_MESH_POINT: + case NL80211_IFTYPE_AP: + if (vif->p2p) + conn_type = CONNECTION_P2P_GO; + else + conn_type = CONNECTION_INFRA_AP; + basic_req.basic.conn_type = cpu_to_le32(conn_type); + break; + case NL80211_IFTYPE_STATION: + if (vif->p2p) + conn_type = CONNECTION_P2P_GC; + else + conn_type = CONNECTION_INFRA_STA; + basic_req.basic.conn_type = cpu_to_le32(conn_type); + break; + case NL80211_IFTYPE_ADHOC: + basic_req.basic.conn_type = cpu_to_le32(CONNECTION_IBSS_ADHOC); + break; + default: + WARN_ON(1); + break; + } + + memcpy(basic_req.basic.bssid, vif->bss_conf.bssid, ETH_ALEN); + basic_req.basic.bmc_tx_wlan_idx = cpu_to_le16(wcid->idx); + basic_req.basic.sta_idx = cpu_to_le16(wcid->idx); + basic_req.basic.conn_state = !enable; + + err = mt76_mcu_send_msg(mdev, MCU_UNI_CMD_BSS_INFO_UPDATE, &basic_req, + sizeof(basic_req), true); + if (err < 0) + return err; + + if (vif->bss_conf.he_support) { + struct { + struct { + u8 bss_idx; + u8 pad[3]; + } __packed hdr; + struct bss_info_uni_he he; + } he_req = { + .hdr = { + .bss_idx = mvif->idx, + }, + .he = { + .tag = cpu_to_le16(UNI_BSS_INFO_HE_BASIC), + .len = cpu_to_le16(sizeof(struct bss_info_uni_he)), + }, + }; + + mt76_connac_mcu_uni_bss_he_tlv(phy, vif, + (struct tlv *)&he_req.he); + err = mt76_mcu_send_msg(mdev, MCU_UNI_CMD_BSS_INFO_UPDATE, + &he_req, sizeof(he_req), true); + if (err < 0) + return err; + } + + switch (chandef->width) { + case NL80211_CHAN_WIDTH_40: + rlm_req.rlm.bw = CMD_CBW_40MHZ; + break; + case NL80211_CHAN_WIDTH_80: + rlm_req.rlm.bw = CMD_CBW_80MHZ; + break; + case NL80211_CHAN_WIDTH_80P80: + rlm_req.rlm.bw = CMD_CBW_8080MHZ; + break; + case NL80211_CHAN_WIDTH_160: + rlm_req.rlm.bw = CMD_CBW_160MHZ; + break; + case NL80211_CHAN_WIDTH_5: + rlm_req.rlm.bw = CMD_CBW_5MHZ; + break; + case NL80211_CHAN_WIDTH_10: + rlm_req.rlm.bw = CMD_CBW_10MHZ; + break; + case NL80211_CHAN_WIDTH_20_NOHT: + case NL80211_CHAN_WIDTH_20: + default: + rlm_req.rlm.bw = CMD_CBW_20MHZ; + break; + } + + if (rlm_req.rlm.control_channel < rlm_req.rlm.center_chan) + rlm_req.rlm.sco = 1; /* SCA */ + else if (rlm_req.rlm.control_channel > rlm_req.rlm.center_chan) + rlm_req.rlm.sco = 3; /* SCB */ + + return mt76_mcu_send_msg(mdev, MCU_UNI_CMD_BSS_INFO_UPDATE, &rlm_req, + sizeof(rlm_req), true); +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_uni_add_bss); + +#define MT76_CONNAC_SCAN_CHANNEL_TIME 60 +int mt76_connac_mcu_hw_scan(struct mt76_phy *phy, struct ieee80211_vif *vif, + struct ieee80211_scan_request *scan_req) +{ + struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; + struct cfg80211_scan_request *sreq = &scan_req->req; + int n_ssids = 0, err, i, duration = MT76_CONNAC_SCAN_CHANNEL_TIME; + int ext_channels_num = max_t(int, sreq->n_channels - 32, 0); + struct ieee80211_channel **scan_list = sreq->channels; + struct mt76_dev *mdev = phy->dev; + bool ext_phy = phy == mdev->phy2; + struct mt76_connac_mcu_scan_channel *chan; + struct mt76_connac_hw_scan_req *req; + struct sk_buff *skb; + + skb = mt76_mcu_msg_alloc(mdev, NULL, sizeof(*req)); + if (!skb) + return -ENOMEM; + + set_bit(MT76_HW_SCANNING, &phy->state); + mvif->scan_seq_num = (mvif->scan_seq_num + 1) & 0x7f; + + req = (struct mt76_connac_hw_scan_req *)skb_put(skb, sizeof(*req)); + + req->seq_num = mvif->scan_seq_num | ext_phy << 7; + req->bss_idx = mvif->idx; + req->scan_type = sreq->n_ssids ? 1 : 0; + req->probe_req_num = sreq->n_ssids ? 2 : 0; + req->version = 1; + + for (i = 0; i < sreq->n_ssids; i++) { + if (!sreq->ssids[i].ssid_len) + continue; + + req->ssids[i].ssid_len = cpu_to_le32(sreq->ssids[i].ssid_len); + memcpy(req->ssids[i].ssid, sreq->ssids[i].ssid, + sreq->ssids[i].ssid_len); + n_ssids++; + } + req->ssid_type = n_ssids ? BIT(2) : BIT(0); + req->ssid_type_ext = n_ssids ? BIT(0) : 0; + req->ssids_num = n_ssids; + + /* increase channel time for passive scan */ + if (!sreq->n_ssids) + duration *= 2; + req->timeout_value = cpu_to_le16(sreq->n_channels * duration); + req->channel_min_dwell_time = cpu_to_le16(duration); + req->channel_dwell_time = cpu_to_le16(duration); + + req->channels_num = min_t(u8, sreq->n_channels, 32); + req->ext_channels_num = min_t(u8, ext_channels_num, 32); + for (i = 0; i < req->channels_num + req->ext_channels_num; i++) { + if (i >= 32) + chan = &req->ext_channels[i - 32]; + else + chan = &req->channels[i]; + + chan->band = scan_list[i]->band == NL80211_BAND_2GHZ ? 1 : 2; + chan->channel_num = scan_list[i]->hw_value; + } + req->channel_type = sreq->n_channels ? 4 : 0; + + if (sreq->ie_len > 0) { + memcpy(req->ies, sreq->ie, sreq->ie_len); + req->ies_len = cpu_to_le16(sreq->ie_len); + } + + memcpy(req->bssid, sreq->bssid, ETH_ALEN); + if (sreq->flags & NL80211_SCAN_FLAG_RANDOM_ADDR) { + get_random_mask_addr(req->random_mac, sreq->mac_addr, + sreq->mac_addr_mask); + req->scan_func = 1; + } + + err = mt76_mcu_skb_send_msg(mdev, skb, MCU_CMD_START_HW_SCAN, false); + if (err < 0) + clear_bit(MT76_HW_SCANNING, &phy->state); + + return err; +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_hw_scan); + +int mt76_connac_mcu_cancel_hw_scan(struct mt76_phy *phy, + struct ieee80211_vif *vif) +{ + struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; + struct { + u8 seq_num; + u8 is_ext_channel; + u8 rsv[2]; + } __packed req = { + .seq_num = mvif->scan_seq_num, + }; + + if (test_and_clear_bit(MT76_HW_SCANNING, &phy->state)) { + struct cfg80211_scan_info info = { + .aborted = true, + }; + + ieee80211_scan_completed(phy->hw, &info); + } + + return mt76_mcu_send_msg(phy->dev, MCU_CMD_CANCEL_HW_SCAN, &req, + sizeof(req), false); +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_cancel_hw_scan); + +int mt76_connac_mcu_sched_scan_req(struct mt76_phy *phy, + struct ieee80211_vif *vif, + struct cfg80211_sched_scan_request *sreq) +{ + struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; + struct ieee80211_channel **scan_list = sreq->channels; + struct mt76_connac_mcu_scan_channel *chan; + struct mt76_connac_sched_scan_req *req; + struct mt76_dev *mdev = phy->dev; + bool ext_phy = phy == mdev->phy2; + struct cfg80211_match_set *match; + struct cfg80211_ssid *ssid; + struct sk_buff *skb; + int i; + + skb = mt76_mcu_msg_alloc(mdev, NULL, sizeof(*req) + sreq->ie_len); + if (!skb) + return -ENOMEM; + + mvif->scan_seq_num = (mvif->scan_seq_num + 1) & 0x7f; + + req = (struct mt76_connac_sched_scan_req *)skb_put(skb, sizeof(*req)); + req->version = 1; + req->seq_num = mvif->scan_seq_num | ext_phy << 7; + + if (sreq->flags & NL80211_SCAN_FLAG_RANDOM_ADDR) { + get_random_mask_addr(req->random_mac, sreq->mac_addr, + sreq->mac_addr_mask); + req->scan_func = 1; + } + + req->ssids_num = sreq->n_ssids; + for (i = 0; i < req->ssids_num; i++) { + ssid = &sreq->ssids[i]; + memcpy(req->ssids[i].ssid, ssid->ssid, ssid->ssid_len); + req->ssids[i].ssid_len = cpu_to_le32(ssid->ssid_len); + } + + req->match_num = sreq->n_match_sets; + for (i = 0; i < req->match_num; i++) { + match = &sreq->match_sets[i]; + memcpy(req->match[i].ssid, match->ssid.ssid, + match->ssid.ssid_len); + req->match[i].rssi_th = cpu_to_le32(match->rssi_thold); + req->match[i].ssid_len = match->ssid.ssid_len; + } + + req->channel_type = sreq->n_channels ? 4 : 0; + req->channels_num = min_t(u8, sreq->n_channels, 64); + for (i = 0; i < req->channels_num; i++) { + chan = &req->channels[i]; + chan->band = scan_list[i]->band == NL80211_BAND_2GHZ ? 1 : 2; + chan->channel_num = scan_list[i]->hw_value; + } + + req->intervals_num = sreq->n_scan_plans; + for (i = 0; i < req->intervals_num; i++) + req->intervals[i] = cpu_to_le16(sreq->scan_plans[i].interval); + + if (sreq->ie_len > 0) { + req->ie_len = cpu_to_le16(sreq->ie_len); + memcpy(skb_put(skb, sreq->ie_len), sreq->ie, sreq->ie_len); + } + + return mt76_mcu_skb_send_msg(mdev, skb, MCU_CMD_SCHED_SCAN_REQ, false); +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_sched_scan_req); + +int mt76_connac_mcu_sched_scan_enable(struct mt76_phy *phy, + struct ieee80211_vif *vif, + bool enable) +{ + struct { + u8 active; /* 0: enabled 1: disabled */ + u8 rsv[3]; + } __packed req = { + .active = !enable, + }; + + if (enable) + set_bit(MT76_HW_SCHED_SCANNING, &phy->state); + else + clear_bit(MT76_HW_SCHED_SCANNING, &phy->state); + + return mt76_mcu_send_msg(phy->dev, MCU_CMD_SCHED_SCAN_ENABLE, &req, + sizeof(req), false); +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_sched_scan_enable); + +int mt76_connac_mcu_chip_config(struct mt76_dev *dev) +{ + struct { + __le16 id; + u8 type; + u8 resp_type; + __le16 data_size; + __le16 resv; + u8 data[320]; + } req = { + .resp_type = 0, + }; + + memcpy(req.data, "assert", 7); + + return mt76_mcu_send_msg(dev, MCU_CMD_CHIP_CONFIG, &req, sizeof(req), + false); +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_chip_config); + +void mt76_connac_mcu_coredump_event(struct mt76_dev *dev, struct sk_buff *skb, + struct mt76_connac_coredump *coredump) +{ + spin_lock_bh(&dev->lock); + __skb_queue_tail(&coredump->msg_list, skb); + spin_unlock_bh(&dev->lock); + + coredump->last_activity = jiffies; + + queue_delayed_work(dev->wq, &coredump->work, + MT76_CONNAC_COREDUMP_TIMEOUT); +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_coredump_event); + +#ifdef CONFIG_PM + +const struct wiphy_wowlan_support mt76_connac_wowlan_support = { + .flags = WIPHY_WOWLAN_MAGIC_PKT | WIPHY_WOWLAN_DISCONNECT | + WIPHY_WOWLAN_SUPPORTS_GTK_REKEY | WIPHY_WOWLAN_NET_DETECT, + .n_patterns = 1, + .pattern_min_len = 1, + .pattern_max_len = MT76_CONNAC_WOW_PATTEN_MAX_LEN, + .max_nd_match_sets = 10, +}; +EXPORT_SYMBOL_GPL(mt76_connac_wowlan_support); + +static void +mt76_connac_mcu_key_iter(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct ieee80211_sta *sta, + struct ieee80211_key_conf *key, + void *data) +{ + struct mt76_connac_gtk_rekey_tlv *gtk_tlv = data; + u32 cipher; + + if (key->cipher != WLAN_CIPHER_SUITE_AES_CMAC && + key->cipher != WLAN_CIPHER_SUITE_CCMP && + key->cipher != WLAN_CIPHER_SUITE_TKIP) + return; + + if (key->cipher == WLAN_CIPHER_SUITE_TKIP) { + gtk_tlv->proto = cpu_to_le32(NL80211_WPA_VERSION_1); + cipher = BIT(3); + } else { + gtk_tlv->proto = cpu_to_le32(NL80211_WPA_VERSION_2); + cipher = BIT(4); + } + + /* we are assuming here to have a single pairwise key */ + if (key->flags & IEEE80211_KEY_FLAG_PAIRWISE) { + gtk_tlv->pairwise_cipher = cpu_to_le32(cipher); + gtk_tlv->group_cipher = cpu_to_le32(cipher); + gtk_tlv->keyid = key->keyidx; + } +} + +int mt76_connac_mcu_update_gtk_rekey(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct cfg80211_gtk_rekey_data *key) +{ + struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; + struct mt76_connac_gtk_rekey_tlv *gtk_tlv; + struct mt76_phy *phy = hw->priv; + struct sk_buff *skb; + struct { + u8 bss_idx; + u8 pad[3]; + } __packed hdr = { + .bss_idx = mvif->idx, + }; + + skb = mt76_mcu_msg_alloc(phy->dev, NULL, + sizeof(hdr) + sizeof(*gtk_tlv)); + if (!skb) + return -ENOMEM; + + skb_put_data(skb, &hdr, sizeof(hdr)); + gtk_tlv = (struct mt76_connac_gtk_rekey_tlv *)skb_put(skb, + sizeof(*gtk_tlv)); + gtk_tlv->tag = cpu_to_le16(UNI_OFFLOAD_OFFLOAD_GTK_REKEY); + gtk_tlv->len = cpu_to_le16(sizeof(*gtk_tlv)); + gtk_tlv->rekey_mode = 2; + gtk_tlv->option = 1; + + rcu_read_lock(); + ieee80211_iter_keys_rcu(hw, vif, mt76_connac_mcu_key_iter, gtk_tlv); + rcu_read_unlock(); + + memcpy(gtk_tlv->kek, key->kek, NL80211_KEK_LEN); + memcpy(gtk_tlv->kck, key->kck, NL80211_KCK_LEN); + memcpy(gtk_tlv->replay_ctr, key->replay_ctr, NL80211_REPLAY_CTR_LEN); + + return mt76_mcu_skb_send_msg(phy->dev, skb, MCU_UNI_CMD_OFFLOAD, true); +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_update_gtk_rekey); + +static int +mt76_connac_mcu_set_arp_filter(struct mt76_dev *dev, struct ieee80211_vif *vif, + bool suspend) +{ + struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; + struct { + struct { + u8 bss_idx; + u8 pad[3]; + } __packed hdr; + struct mt76_connac_arpns_tlv arpns; + } req = { + .hdr = { + .bss_idx = mvif->idx, + }, + .arpns = { + .tag = cpu_to_le16(UNI_OFFLOAD_OFFLOAD_ARP), + .len = cpu_to_le16(sizeof(struct mt76_connac_arpns_tlv)), + .mode = suspend, + }, + }; + + return mt76_mcu_send_msg(dev, MCU_UNI_CMD_OFFLOAD, &req, sizeof(req), + true); +} + +static int +mt76_connac_mcu_set_gtk_rekey(struct mt76_dev *dev, struct ieee80211_vif *vif, + bool suspend) +{ + struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; + struct { + struct { + u8 bss_idx; + u8 pad[3]; + } __packed hdr; + struct mt76_connac_gtk_rekey_tlv gtk_tlv; + } __packed req = { + .hdr = { + .bss_idx = mvif->idx, + }, + .gtk_tlv = { + .tag = cpu_to_le16(UNI_OFFLOAD_OFFLOAD_GTK_REKEY), + .len = cpu_to_le16(sizeof(struct mt76_connac_gtk_rekey_tlv)), + .rekey_mode = !suspend, + }, + }; + + return mt76_mcu_send_msg(dev, MCU_UNI_CMD_OFFLOAD, &req, sizeof(req), + true); +} + +static int +mt76_connac_mcu_set_suspend_mode(struct mt76_dev *dev, + struct ieee80211_vif *vif, + bool enable, u8 mdtim, + bool wow_suspend) +{ + struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; + struct { + struct { + u8 bss_idx; + u8 pad[3]; + } __packed hdr; + struct mt76_connac_suspend_tlv suspend_tlv; + } req = { + .hdr = { + .bss_idx = mvif->idx, + }, + .suspend_tlv = { + .tag = cpu_to_le16(UNI_SUSPEND_MODE_SETTING), + .len = cpu_to_le16(sizeof(struct mt76_connac_suspend_tlv)), + .enable = enable, + .mdtim = mdtim, + .wow_suspend = wow_suspend, + }, + }; + + return mt76_mcu_send_msg(dev, MCU_UNI_CMD_SUSPEND, &req, sizeof(req), + true); +} + +static int +mt76_connac_mcu_set_wow_pattern(struct mt76_dev *dev, + struct ieee80211_vif *vif, + u8 index, bool enable, + struct cfg80211_pkt_pattern *pattern) +{ + struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; + struct mt76_connac_wow_pattern_tlv *ptlv; + struct sk_buff *skb; + struct req_hdr { + u8 bss_idx; + u8 pad[3]; + } __packed hdr = { + .bss_idx = mvif->idx, + }; + + skb = mt76_mcu_msg_alloc(dev, NULL, sizeof(hdr) + sizeof(*ptlv)); + if (!skb) + return -ENOMEM; + + skb_put_data(skb, &hdr, sizeof(hdr)); + ptlv = (struct mt76_connac_wow_pattern_tlv *)skb_put(skb, sizeof(*ptlv)); + ptlv->tag = cpu_to_le16(UNI_SUSPEND_WOW_PATTERN); + ptlv->len = cpu_to_le16(sizeof(*ptlv)); + ptlv->data_len = pattern->pattern_len; + ptlv->enable = enable; + ptlv->index = index; + + memcpy(ptlv->pattern, pattern->pattern, pattern->pattern_len); + memcpy(ptlv->mask, pattern->mask, pattern->pattern_len / 8); + + return mt76_mcu_skb_send_msg(dev, skb, MCU_UNI_CMD_SUSPEND, true); +} + +static int +mt76_connac_mcu_set_wow_ctrl(struct mt76_phy *phy, struct ieee80211_vif *vif, + bool suspend, struct cfg80211_wowlan *wowlan) +{ + struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; + struct mt76_dev *dev = phy->dev; + struct { + struct { + u8 bss_idx; + u8 pad[3]; + } __packed hdr; + struct mt76_connac_wow_ctrl_tlv wow_ctrl_tlv; + struct mt76_connac_wow_gpio_param_tlv gpio_tlv; + } req = { + .hdr = { + .bss_idx = mvif->idx, + }, + .wow_ctrl_tlv = { + .tag = cpu_to_le16(UNI_SUSPEND_WOW_CTRL), + .len = cpu_to_le16(sizeof(struct mt76_connac_wow_ctrl_tlv)), + .cmd = suspend ? 1 : 2, + }, + .gpio_tlv = { + .tag = cpu_to_le16(UNI_SUSPEND_WOW_GPIO_PARAM), + .len = cpu_to_le16(sizeof(struct mt76_connac_wow_gpio_param_tlv)), + .gpio_pin = 0xff, /* follow fw about GPIO pin */ + }, + }; + + if (wowlan->magic_pkt) + req.wow_ctrl_tlv.trigger |= BIT(0); + if (wowlan->disconnect) + req.wow_ctrl_tlv.trigger |= BIT(2); + if (wowlan->nd_config) { + mt76_connac_mcu_sched_scan_req(phy, vif, wowlan->nd_config); + req.wow_ctrl_tlv.trigger |= BIT(5); + mt76_connac_mcu_sched_scan_enable(phy, vif, suspend); + } + + if (mt76_is_mmio(dev)) + req.wow_ctrl_tlv.wakeup_hif = WOW_PCIE; + else if (mt76_is_usb(dev)) + req.wow_ctrl_tlv.wakeup_hif = WOW_USB; + else if (mt76_is_sdio(dev)) + req.wow_ctrl_tlv.wakeup_hif = WOW_GPIO; + + return mt76_mcu_send_msg(dev, MCU_UNI_CMD_SUSPEND, &req, sizeof(req), + true); +} + +int mt76_connac_mcu_set_hif_suspend(struct mt76_dev *dev, bool suspend) +{ + struct { + struct { + u8 hif_type; /* 0x0: HIF_SDIO + * 0x1: HIF_USB + * 0x2: HIF_PCIE + */ + u8 pad[3]; + } __packed hdr; + struct hif_suspend_tlv { + __le16 tag; + __le16 len; + u8 suspend; + } __packed hif_suspend; + } req = { + .hif_suspend = { + .tag = cpu_to_le16(0), /* 0: UNI_HIF_CTRL_BASIC */ + .len = cpu_to_le16(sizeof(struct hif_suspend_tlv)), + .suspend = suspend, + }, + }; + + if (mt76_is_mmio(dev)) + req.hdr.hif_type = 2; + else if (mt76_is_usb(dev)) + req.hdr.hif_type = 1; + else if (mt76_is_sdio(dev)) + req.hdr.hif_type = 0; + + return mt76_mcu_send_msg(dev, MCU_UNI_CMD_HIF_CTRL, &req, sizeof(req), + true); +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_set_hif_suspend); + +void mt76_connac_mcu_set_suspend_iter(void *priv, u8 *mac, + struct ieee80211_vif *vif) +{ + struct mt76_phy *phy = priv; + bool suspend = test_bit(MT76_STATE_SUSPEND, &phy->state); + struct ieee80211_hw *hw = phy->hw; + struct cfg80211_wowlan *wowlan = hw->wiphy->wowlan_config; + int i; + + mt76_connac_mcu_set_gtk_rekey(phy->dev, vif, suspend); + mt76_connac_mcu_set_arp_filter(phy->dev, vif, suspend); + + mt76_connac_mcu_set_suspend_mode(phy->dev, vif, suspend, 1, true); + + for (i = 0; i < wowlan->n_patterns; i++) + mt76_connac_mcu_set_wow_pattern(phy->dev, vif, i, suspend, + &wowlan->patterns[i]); + mt76_connac_mcu_set_wow_ctrl(phy, vif, suspend, wowlan); +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_set_suspend_iter); + +#endif /* CONFIG_PM */ + +MODULE_AUTHOR("Lorenzo Bianconi <lorenzo@kernel.org>"); +MODULE_LICENSE("Dual BSD/GPL"); |