| // SPDX-License-Identifier: ISC |
| /* Copyright (C) 2020 MediaTek Inc. */ |
| |
| #include <linux/firmware.h> |
| #include <linux/fs.h> |
| #include "bersa.h" |
| #include "mcu.h" |
| #include "mac.h" |
| #include "eeprom.h" |
| |
| struct bersa_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 bersa_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 bersa_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 bersa_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 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 u8 |
| bersa_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 |
| bersa_mcu_set_sta_he_mcs(struct ieee80211_sta *sta, __le16 *he_mcs, |
| u16 mcs_map) |
| { |
| struct bersa_sta *msta = (struct bersa_sta *)sta->drv_priv; |
| enum nl80211_band band = msta->vif->phy->mt76->chandef.chan->band; |
| const u16 *mask = msta->vif->bitrate_mask.control[band].he_mcs; |
| int nss, max_nss = sta->rx_nss > 3 ? 4 : sta->rx_nss; |
| |
| 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); |
| } |
| |
| *he_mcs = cpu_to_le16(mcs_map); |
| } |
| |
| static void |
| bersa_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]); |
| } |
| } |
| |
| static void |
| bersa_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 |
| bersa_mcu_parse_response(struct mt76_dev *mdev, int cmd, |
| struct sk_buff *skb, int seq) |
| { |
| struct bersa_mcu_rxd *rxd; |
| struct bersa_mcu_uni_event *event; |
| int mcu_cmd = FIELD_GET(__MCU_CMD_FIELD_ID, cmd); |
| int ret = 0; |
| |
| if (!skb) { |
| dev_err(mdev->dev, "Message %08x (seq %d) timeout\n", |
| cmd, seq); |
| return -ETIMEDOUT; |
| } |
| |
| rxd = (struct bersa_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 if ((rxd->option & MCU_UNI_CMD_EVENT) && |
| rxd->eid == MCU_UNI_EVENT_RESULT) { |
| skb_pull(skb, sizeof(*rxd)); |
| event = (struct bersa_mcu_uni_event *)skb->data; |
| ret = le32_to_cpu(event->status); |
| /* skip invalid event */ |
| if (mcu_cmd != event->cid) |
| ret = -EAGAIN; |
| } else { |
| skb_pull(skb, sizeof(struct bersa_mcu_rxd)); |
| } |
| |
| return ret; |
| } |
| |
| static int |
| bersa_mcu_send_message(struct mt76_dev *mdev, struct sk_buff *skb, |
| int cmd, int *wait_seq) |
| { |
| struct bersa_dev *dev = container_of(mdev, struct bersa_dev, mt76); |
| int txd_len, mcu_cmd = FIELD_GET(__MCU_CMD_FIELD_ID, cmd); |
| struct bersa_uni_txd *uni_txd; |
| struct bersa_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; |
| } |
| |
| txd_len = cmd & __MCU_CMD_FIELD_UNI ? sizeof(*uni_txd) : sizeof(*mcu_txd); |
| txd = (__le32 *)skb_push(skb, txd_len); |
| if (test_bit(MT76_STATE_MCU_RUNNING, &dev->mphy.state)) |
| qid = MT_MCUQ_WA; |
| else |
| qid = MT_MCUQ_WM; |
| |
| 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 = FIELD_PREP(MT_TXD1_HDR_FORMAT, MT_HDR_FORMAT_CMD); |
| txd[1] = cpu_to_le32(val); |
| |
| if (cmd & __MCU_CMD_FIELD_UNI) { |
| uni_txd = (struct bersa_uni_txd *)txd; |
| uni_txd->len = cpu_to_le16(skb->len - sizeof(uni_txd->txd)); |
| uni_txd->cid = cpu_to_le16(mcu_cmd); |
| uni_txd->s2d_index = MCU_S2D_H2CN; |
| uni_txd->pkt_type = MCU_PKT_ID; |
| uni_txd->seq = seq; |
| |
| if (cmd & __MCU_CMD_FIELD_QUERY) |
| uni_txd->option = MCU_CMD_UNI_QUERY_ACK; |
| else |
| uni_txd->option = MCU_CMD_UNI_EXT_ACK; |
| |
| if ((cmd & __MCU_CMD_FIELD_WA) && (cmd & __MCU_CMD_FIELD_WM)) |
| uni_txd->s2d_index = MCU_S2D_H2CN; |
| else if (cmd & __MCU_CMD_FIELD_WA) |
| uni_txd->s2d_index = MCU_S2D_H2C; |
| else if (cmd & __MCU_CMD_FIELD_WM) |
| uni_txd->s2d_index = MCU_S2D_H2N; |
| |
| goto exit; |
| } |
| |
| mcu_txd = (struct bersa_mcu_txd *)txd; |
| 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); |
| } |
| |
| int bersa_mcu_wa_cmd(struct bersa_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), |
| }, |
| }; |
| |
| return mt76_mcu_send_msg(&dev->mt76, cmd, &req, sizeof(req), false); |
| } |
| |
| static void |
| bersa_mcu_csa_finish(void *priv, u8 *mac, struct ieee80211_vif *vif) |
| { |
| if (vif->csa_active) |
| ieee80211_csa_finish(vif); |
| } |
| |
| static void |
| bersa_mcu_rx_thermal_notify(struct bersa_dev *dev, struct sk_buff *skb) |
| { |
| struct mt76_phy *mphy = &dev->mt76.phy; |
| struct bersa_mcu_thermal_notify *t; |
| struct bersa_phy *phy; |
| |
| t = (struct bersa_mcu_thermal_notify *)skb->data; |
| if (t->ctrl.ctrl_id != THERMAL_PROTECT_ENABLE) |
| return; |
| |
| mphy = mt76_dev_phy_by_band(&dev->mt76, t->ctrl.ctrl_id); |
| |
| phy = (struct bersa_phy *)mphy->priv; |
| phy->throttle_state = t->ctrl.duty.duty_cycle; |
| } |
| |
| static void |
| bersa_mcu_rx_radar_detected(struct bersa_dev *dev, struct sk_buff *skb) |
| { |
| struct mt76_phy *mphy = &dev->mt76.phy; |
| struct bersa_mcu_rdd_report *r; |
| |
| r = (struct bersa_mcu_rdd_report *)skb->data; |
| |
| mphy = mt76_dev_phy_by_band(&dev->mt76, r->band_idx); |
| |
| if (r->band_idx == MT_RX_SEL2) |
| cfg80211_background_radar_event(mphy->hw->wiphy, |
| &dev->rdd2_chandef, |
| GFP_ATOMIC); |
| else |
| ieee80211_radar_detected(mphy->hw); |
| dev->hw_pattern++; |
| } |
| |
| static void |
| bersa_mcu_rx_log_message(struct bersa_dev *dev, struct sk_buff *skb) |
| { |
| #define UNI_EVENT_FW_LOG_FORMAT 0 |
| struct bersa_mcu_rxd *rxd = (struct bersa_mcu_rxd *)skb->data; |
| const char *data = (char *)&rxd[1] + 4, *type; |
| struct tlv *tlv = (struct tlv *)data; |
| int len; |
| |
| if (le16_to_cpu(tlv->tag) != UNI_EVENT_FW_LOG_FORMAT) |
| return; |
| |
| data += sizeof(*tlv) + 4; |
| len = le16_to_cpu(tlv->len) - sizeof(*tlv) - 4; |
| |
| switch (rxd->s2d_index) { |
| case 0: |
| if (bersa_debugfs_rx_log(dev, data, len)) |
| return; |
| |
| type = "WM"; |
| break; |
| case 2: |
| type = "WA"; |
| break; |
| default: |
| type = "unknown"; |
| break; |
| } |
| |
| wiphy_info(mt76_hw(dev)->wiphy, "%s: %.*s", type, len, data); |
| } |
| |
| static void |
| bersa_mcu_cca_finish(void *priv, u8 *mac, struct ieee80211_vif *vif) |
| { |
| if (!vif->color_change_active) |
| return; |
| |
| ieee80211_color_change_finish(vif); |
| } |
| |
| static void |
| bersa_mcu_ie_countdown(struct bersa_dev *dev, struct sk_buff *skb) |
| { |
| #define UNI_EVENT_IE_COUNTDOWN_CSA 0 |
| #define UNI_EVENT_IE_COUNTDOWN_BCC 1 |
| struct header { |
| u8 band; |
| u8 rsv[3]; |
| }; |
| struct mt76_phy *mphy = &dev->mt76.phy; |
| struct bersa_mcu_rxd *rxd = (struct bersa_mcu_rxd *)skb->data; |
| const char *data = (char *)&rxd[1], *tail; |
| struct header *hdr = (struct header *) data; |
| struct tlv *tlv = (struct tlv *)(data + 4); |
| int len; |
| |
| if ((hdr->band && !dev->phy.band_idx) && dev->mt76.phy2) |
| mphy = dev->mt76.phy2; |
| |
| tail = skb->data + le16_to_cpu(rxd->len); |
| while (data + sizeof(struct tlv) < tail && le16_to_cpu(tlv->len)) { |
| switch (le16_to_cpu(tlv->tag)) { |
| case UNI_EVENT_IE_COUNTDOWN_CSA: |
| ieee80211_iterate_active_interfaces_atomic(mphy->hw, |
| IEEE80211_IFACE_ITER_RESUME_ALL, |
| bersa_mcu_csa_finish, mphy->hw); |
| break; |
| case UNI_EVENT_IE_COUNTDOWN_BCC: |
| ieee80211_iterate_active_interfaces_atomic(mphy->hw, |
| IEEE80211_IFACE_ITER_RESUME_ALL, |
| bersa_mcu_cca_finish, mphy->hw); |
| break; |
| } |
| |
| data += le16_to_cpu(tlv->len); |
| tlv = (struct tlv *)data; |
| } |
| } |
| |
| #if 0 |
| static void |
| bersa_mcu_rx_ext_event(struct bersa_dev *dev, struct sk_buff *skb) |
| { |
| struct bersa_mcu_rxd *rxd = (struct bersa_mcu_rxd *)skb->data; |
| |
| switch (rxd->ext_eid) { |
| case MCU_EXT_EVENT_THERMAL_PROTECT: |
| bersa_mcu_rx_thermal_notify(dev, skb); |
| break; |
| case MCU_EXT_EVENT_RDD_REPORT: |
| bersa_mcu_rx_radar_detected(dev, skb); |
| break; |
| case MCU_EXT_EVENT_CSA_NOTIFY: |
| bersa_mcu_rx_csa_notify(dev, skb); |
| break; |
| case MCU_EXT_EVENT_BCC_NOTIFY: |
| ieee80211_iterate_active_interfaces_atomic(dev->mt76.hw, |
| IEEE80211_IFACE_ITER_RESUME_ALL, |
| bersa_mcu_cca_finish, dev); |
| break; |
| default: |
| break; |
| } |
| } |
| |
| static void |
| bersa_mcu_rx_unsolicited_event(struct bersa_dev *dev, struct sk_buff *skb) |
| { |
| struct bersa_mcu_rxd *rxd = (struct bersa_mcu_rxd *)skb->data; |
| |
| switch (rxd->eid) { |
| case MCU_EVENT_EXT: |
| bersa_mcu_rx_ext_event(dev, skb); |
| break; |
| default: |
| break; |
| } |
| dev_kfree_skb(skb); |
| } |
| #endif |
| |
| static void |
| bersa_mcu_uni_rx_unsolicited_event(struct bersa_dev *dev, struct sk_buff *skb) |
| { |
| struct bersa_mcu_rxd *rxd = (struct bersa_mcu_rxd *)skb->data; |
| |
| switch (rxd->eid) { |
| case MCU_UNI_EVENT_FW_LOG_2_HOST: |
| bersa_mcu_rx_log_message(dev, skb); |
| break; |
| case MCU_UNI_EVENT_IE_COUNTDOWN: |
| bersa_mcu_ie_countdown(dev, skb); |
| break; |
| default: |
| break; |
| } |
| dev_kfree_skb(skb); |
| } |
| |
| void bersa_mcu_rx_event(struct bersa_dev *dev, struct sk_buff *skb) |
| { |
| struct bersa_mcu_rxd *rxd = (struct bersa_mcu_rxd *)skb->data; |
| |
| if (rxd->option & MCU_UNI_CMD_UNSOLICITED_EVENT) { |
| bersa_mcu_uni_rx_unsolicited_event(dev, skb); |
| return; |
| } |
| |
| /* TODO: to be changed to uni cmd */ |
| /* if (!(rxd->option & MCU_UNI_CMD_UNI_EVENT) && */ |
| /* (rxd->ext_eid == MCU_EXT_EVENT_THERMAL_PROTECT || */ |
| /* rxd->ext_eid == MCU_EXT_EVENT_ASSERT_DUMP || */ |
| /* rxd->ext_eid == MCU_EXT_EVENT_PS_SYNC || */ |
| /* rxd->ext_eid == MCU_EXT_EVENT_BCC_NOTIFY || */ |
| /* !rxd->seq)) { */ |
| /* bersa_mcu_rx_unsolicited_event(dev, skb); */ |
| /* return; */ |
| /* } */ |
| |
| mt76_mcu_rx_event(&dev->mt76, skb); |
| } |
| |
| static struct tlv * |
| bersa_mcu_add_uni_tlv(struct sk_buff *skb, int tag, int len) |
| { |
| struct tlv *ptlv, tlv = { |
| .tag = cpu_to_le16(tag), |
| .len = cpu_to_le16(len), |
| }; |
| |
| ptlv = skb_put(skb, len); |
| memcpy(ptlv, &tlv, sizeof(tlv)); |
| |
| return ptlv; |
| } |
| |
| /** bss info **/ |
| struct bersa_he_obss_narrow_bw_ru_data { |
| bool tolerated; |
| }; |
| |
| static inline u8 bersa_get_band(enum nl80211_band band) |
| { |
| static const u8 convert_to_fw[] = { |
| [NL80211_BAND_2GHZ] = CMD_BAND_24G, |
| [NL80211_BAND_5GHZ] = CMD_BAND_5G, |
| [NL80211_BAND_6GHZ] = CMD_BAND_6G, |
| }; |
| |
| if (band >= ARRAY_SIZE(convert_to_fw)) |
| return 0; |
| |
| return convert_to_fw[band]; |
| } |
| |
| static void |
| bersa_mcu_bss_rfch_tlv(struct sk_buff *skb, struct ieee80211_vif *vif, |
| struct bersa_phy *phy) |
| { |
| struct cfg80211_chan_def *chandef = &phy->mt76->chandef; |
| struct bss_rlm_tlv *ch; |
| struct tlv *tlv; |
| int freq1 = chandef->center_freq1; |
| |
| tlv = bersa_mcu_add_uni_tlv(skb, UNI_BSS_INFO_RLM, sizeof(*ch)); |
| |
| ch = (struct bss_rlm_tlv *)tlv; |
| ch->control_channel = chandef->chan->hw_value; |
| ch->center_chan = ieee80211_frequency_to_channel(freq1); |
| ch->bw = mt76_connac_chan_bw(chandef); |
| ch->tx_streams = hweight8(phy->mt76->antenna_mask); |
| ch->rx_streams = hweight8(phy->mt76->antenna_mask); |
| ch->band = bersa_get_band(chandef->chan->band); |
| |
| if (chandef->width == NL80211_CHAN_WIDTH_80P80) { |
| int freq2 = chandef->center_freq2; |
| |
| ch->center_chan2 = ieee80211_frequency_to_channel(freq2); |
| } |
| } |
| |
| static void |
| bersa_mcu_bss_ra_tlv(struct sk_buff *skb, struct ieee80211_vif *vif, |
| struct bersa_phy *phy) |
| { |
| struct bss_ra_tlv *ra; |
| struct tlv *tlv; |
| |
| tlv = bersa_mcu_add_uni_tlv(skb, UNI_BSS_INFO_RA, sizeof(*ra)); |
| |
| ra = (struct bss_ra_tlv *)tlv; |
| ra->short_preamble = true; |
| } |
| |
| static void |
| bersa_mcu_bss_he_tlv(struct sk_buff *skb, struct ieee80211_vif *vif, |
| struct bersa_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_uni_he *he; |
| struct tlv *tlv; |
| |
| cap = mt76_connac_get_he_phy_cap(phy->mt76, vif); |
| |
| tlv = bersa_mcu_add_uni_tlv(skb, UNI_BSS_INFO_HE_BASIC, sizeof(*he)); |
| |
| 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; |
| } |
| |
| static void |
| bersa_mcu_bss_bmc_tlv(struct sk_buff *skb, struct bersa_phy *phy) |
| { |
| struct bss_rate_tlv *bmc; |
| struct cfg80211_chan_def *chandef = &phy->mt76->chandef; |
| enum nl80211_band band = chandef->chan->band; |
| struct tlv *tlv; |
| |
| tlv = bersa_mcu_add_uni_tlv(skb, UNI_BSS_INFO_RATE, sizeof(*bmc)); |
| |
| bmc = (struct bss_rate_tlv *)tlv; |
| if (band == NL80211_BAND_2GHZ) { |
| bmc->short_preamble = true; |
| } else { |
| bmc->bc_trans = cpu_to_le16(0x8080); |
| bmc->mc_trans = cpu_to_le16(0x8080); |
| bmc->bc_fixed_rate = 1; |
| bmc->mc_fixed_rate = 1; |
| bmc->short_preamble = 1; |
| } |
| } |
| |
| static void |
| bersa_mcu_bss_txcmd_tlv(struct sk_buff *skb, bool en) |
| { |
| struct bss_txcmd_tlv *txcmd; |
| struct tlv *tlv; |
| |
| tlv = bersa_mcu_add_uni_tlv(skb, UNI_BSS_INFO_TXCMD, sizeof(*txcmd)); |
| |
| txcmd = (struct bss_txcmd_tlv *)tlv; |
| txcmd->txcmd_mode = en; |
| } |
| |
| static void |
| bersa_mcu_bss_mld_tlv(struct sk_buff *skb) |
| { |
| struct bss_mld_tlv *mld; |
| struct tlv *tlv; |
| |
| tlv = bersa_mcu_add_uni_tlv(skb, UNI_BSS_INFO_MLD, sizeof(*mld)); |
| |
| mld = (struct bss_mld_tlv *)tlv; |
| mld->group_mld_id = 0xff; |
| mld->remap_idx = 0xff; |
| } |
| |
| static void |
| bersa_mcu_bss_sec_tlv(struct sk_buff *skb, struct ieee80211_vif *vif) |
| { |
| struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; |
| struct bss_sec_tlv *sec; |
| struct tlv *tlv; |
| |
| tlv = bersa_mcu_add_uni_tlv(skb, UNI_BSS_INFO_SEC, sizeof(*sec)); |
| |
| sec = (struct bss_sec_tlv *)tlv; |
| sec->cipher = mvif->cipher; |
| } |
| |
| static int |
| bersa_mcu_muar_config(struct bersa_phy *phy, struct ieee80211_vif *vif, |
| bool bssid, bool enable) |
| { |
| struct bersa_dev *dev = phy->dev; |
| struct bersa_vif *mvif = (struct bersa_vif *)vif->drv_priv; |
| u32 idx = mvif->mt76.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->band_idx, |
| .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); |
| } |
| |
| static int |
| bersa_mcu_bss_basic_tlv(struct sk_buff *skb, |
| struct ieee80211_vif *vif, |
| struct ieee80211_sta *sta, |
| struct mt76_phy *phy, u16 wlan_idx, |
| bool enable) |
| { |
| struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; |
| struct cfg80211_chan_def *chandef = &phy->chandef; |
| struct mt76_connac_bss_basic_tlv *bss; |
| struct tlv *tlv; |
| u32 type; |
| int idx; |
| |
| switch (vif->type) { |
| case NL80211_IFTYPE_MESH_POINT: |
| case NL80211_IFTYPE_AP: |
| case NL80211_IFTYPE_MONITOR: |
| type = CONNECTION_INFRA_AP; |
| break; |
| case NL80211_IFTYPE_STATION: |
| if (enable) { |
| rcu_read_lock(); |
| if (!sta) |
| sta = ieee80211_find_sta(vif, |
| vif->bss_conf.bssid); |
| /* TODO: enable BSS_INFO_UAPSD & BSS_INFO_PM */ |
| if (sta) { |
| struct mt76_wcid *wcid; |
| |
| wcid = (struct mt76_wcid *)sta->drv_priv; |
| wlan_idx = wcid->idx; |
| } |
| rcu_read_unlock(); |
| } |
| type = CONNECTION_INFRA_STA; |
| break; |
| case NL80211_IFTYPE_ADHOC: |
| type = CONNECTION_IBSS_ADHOC; |
| break; |
| default: |
| WARN_ON(1); |
| break; |
| } |
| |
| tlv = bersa_mcu_add_uni_tlv(skb, UNI_BSS_INFO_BASIC, sizeof(*bss)); |
| |
| bss = (struct mt76_connac_bss_basic_tlv *)tlv; |
| bss->bcn_interval = cpu_to_le16(vif->bss_conf.beacon_int); |
| bss->dtim_period = vif->bss_conf.dtim_period; |
| bss->bmc_tx_wlan_idx = cpu_to_le16(wlan_idx); |
| bss->sta_idx = cpu_to_le16(wlan_idx); |
| bss->conn_type = cpu_to_le32(type); |
| bss->omac_idx = mvif->omac_idx; |
| bss->band_idx = mvif->band_idx; |
| bss->wmm_idx = mvif->wmm_idx; |
| bss->conn_state = !enable; |
| bss->active = enable; |
| |
| idx = mvif->omac_idx > EXT_BSSID_START ? HW_BSSID_0 : mvif->omac_idx; |
| bss->hw_bss_idx = idx; |
| |
| 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->phymode = mt76_connac_get_phy_mode(phy, vif, |
| chandef->chan->band, NULL); |
| } else { |
| memcpy(bss->bssid, phy->macaddr, ETH_ALEN); |
| } |
| |
| if (chandef->chan->band == NL80211_BAND_6GHZ) |
| bss->phymode_ext |= BIT(0); |
| |
| return 0; |
| } |
| |
| static struct sk_buff * |
| __bersa_mcu_alloc_bss_req(struct mt76_dev *dev, struct mt76_vif *mvif, int len) |
| { |
| struct bss_req_hdr hdr = { |
| .bss_idx = mvif->idx, |
| }; |
| struct sk_buff *skb; |
| |
| skb = mt76_mcu_msg_alloc(dev, NULL, len); |
| if (!skb) |
| return ERR_PTR(-ENOMEM); |
| |
| skb_put_data(skb, &hdr, sizeof(hdr)); |
| |
| return skb; |
| } |
| |
| int bersa_mcu_add_bss_info(struct bersa_phy *phy, |
| struct ieee80211_vif *vif, int enable) |
| { |
| struct bersa_vif *mvif = (struct bersa_vif *)vif->drv_priv; |
| struct bersa_dev *dev = phy->dev; |
| struct sk_buff *skb; |
| |
| if (mvif->mt76.omac_idx >= REPEATER_BSSID_START) { |
| bersa_mcu_muar_config(phy, vif, false, enable); |
| bersa_mcu_muar_config(phy, vif, true, enable); |
| } |
| |
| skb = __bersa_mcu_alloc_bss_req(&dev->mt76, &mvif->mt76, |
| BERSA_BSS_UPDATE_MAX_SIZE); |
| if (IS_ERR(skb)) |
| return PTR_ERR(skb); |
| |
| /* bss_basic must be first */ |
| bersa_mcu_bss_basic_tlv(skb, vif, NULL, phy->mt76, |
| mvif->sta.wcid.idx, enable); |
| bersa_mcu_bss_sec_tlv(skb, vif); |
| |
| if (vif->type == NL80211_IFTYPE_MONITOR) |
| goto out; |
| |
| if (enable) { |
| bersa_mcu_bss_rfch_tlv(skb, vif, phy); |
| bersa_mcu_bss_bmc_tlv(skb, phy); |
| bersa_mcu_bss_ra_tlv(skb, vif, phy); |
| bersa_mcu_bss_txcmd_tlv(skb, true); |
| |
| if (vif->bss_conf.he_support) |
| bersa_mcu_bss_he_tlv(skb, vif, phy); |
| |
| /* all besra ic need this tlv, no matter it supports EHT or not */ |
| bersa_mcu_bss_mld_tlv(skb); |
| } |
| out: |
| return mt76_mcu_skb_send_msg(&dev->mt76, skb, |
| MCU_WMWA_UNI_CMD(BSS_INFO_UPDATE), true); |
| } |
| |
| int bersa_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 uni_sta_rec_ba *ba; |
| struct sk_buff *skb; |
| struct tlv *tlv; |
| |
| skb = mt76_connac_mcu_alloc_sta_req(dev, mvif, wcid); |
| if (IS_ERR(skb)) |
| return PTR_ERR(skb); |
| |
| tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_BA, sizeof(*ba)); |
| |
| ba = (struct uni_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; |
| |
| return mt76_mcu_skb_send_msg(dev, skb, |
| MCU_WMWA_UNI_CMD(STA_REC_UPDATE), true); |
| } |
| |
| /** starec & wtbl **/ |
| int bersa_mcu_add_tx_ba(struct bersa_dev *dev, |
| struct ieee80211_ampdu_params *params, |
| bool enable) |
| { |
| struct bersa_sta *msta = (struct bersa_sta *)params->sta->drv_priv; |
| struct bersa_vif *mvif = msta->vif; |
| |
| if (enable && !params->amsdu) |
| msta->wcid.amsdu = false; |
| |
| return bersa_mcu_sta_ba(&dev->mt76, &mvif->mt76, params, |
| enable, true); |
| } |
| |
| int bersa_mcu_add_rx_ba(struct bersa_dev *dev, |
| struct ieee80211_ampdu_params *params, |
| bool enable) |
| { |
| struct bersa_sta *msta = (struct bersa_sta *)params->sta->drv_priv; |
| struct bersa_vif *mvif = msta->vif; |
| |
| return bersa_mcu_sta_ba(&dev->mt76, &mvif->mt76, params, |
| enable, false); |
| } |
| |
| static void |
| bersa_mcu_sta_he_tlv(struct sk_buff *skb, struct ieee80211_sta *sta, |
| struct ieee80211_vif *vif) |
| { |
| struct ieee80211_he_cap_elem *elem = &sta->he_cap.he_cap_elem; |
| struct ieee80211_he_mcs_nss_supp mcs_map; |
| struct sta_rec_he_v2 *he; |
| struct tlv *tlv; |
| int i = 0; |
| |
| if (!sta->he_cap.has_he) |
| return; |
| |
| tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_HE_V2, sizeof(*he)); |
| |
| he = (struct sta_rec_he_v2 *)tlv; |
| for (i = 0; i < 11; i++){ |
| if (i < 6) |
| he->he_mac_cap[i] = cpu_to_le16(elem->mac_cap_info[i]); |
| he->he_phy_cap[i] = cpu_to_le16(elem->phy_cap_info[i]); |
| } |
| |
| mcs_map = sta->he_cap.he_mcs_nss_supp; |
| 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) |
| bersa_mcu_set_sta_he_mcs(sta, |
| &he->max_nss_mcs[CMD_HE_MCS_BW8080], |
| le16_to_cpu(mcs_map.rx_mcs_80p80)); |
| |
| bersa_mcu_set_sta_he_mcs(sta, |
| &he->max_nss_mcs[CMD_HE_MCS_BW160], |
| le16_to_cpu(mcs_map.rx_mcs_160)); |
| fallthrough; |
| default: |
| bersa_mcu_set_sta_he_mcs(sta, |
| &he->max_nss_mcs[CMD_HE_MCS_BW80], |
| le16_to_cpu(mcs_map.rx_mcs_80)); |
| break; |
| } |
| |
| he->pkt_ext = 2; |
| } |
| |
| static void |
| bersa_mcu_sta_he_6g_tlv(struct sk_buff *skb, struct ieee80211_sta *sta, |
| struct ieee80211_vif *vif) |
| { |
| struct sta_rec_he_6g_capa *he_6g; |
| struct tlv *tlv; |
| |
| if (!sta->he_6ghz_capa.capa) |
| return; |
| |
| tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_HE_6G, sizeof(*he_6g)); |
| |
| he_6g = (struct sta_rec_he_6g_capa *)tlv; |
| he_6g->capa = cpu_to_le16(sta->he_6ghz_capa.capa); |
| |
| } |
| |
| static void |
| bersa_mcu_sta_muru_tlv(struct sk_buff *skb, struct ieee80211_sta *sta, |
| struct ieee80211_vif *vif) |
| { |
| struct bersa_vif *mvif = (struct bersa_vif *)vif->drv_priv; |
| struct ieee80211_he_cap_elem *elem = &sta->he_cap.he_cap_elem; |
| struct sta_rec_muru *muru; |
| struct tlv *tlv; |
| |
| if (vif->type != NL80211_IFTYPE_STATION && |
| vif->type != NL80211_IFTYPE_AP) |
| return; |
| |
| tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_MURU, sizeof(*muru)); |
| |
| muru = (struct sta_rec_muru *)tlv; |
| |
| muru->cfg.mimo_dl_en = mvif->cap.he_mu_ebfer || |
| mvif->cap.vht_mu_ebfer || |
| mvif->cap.vht_mu_ebfee; |
| muru->cfg.mimo_ul_en = true; |
| muru->cfg.ofdma_dl_en = true; |
| |
| muru->mimo_dl.vht_mu_bfee = |
| !!(sta->vht_cap.cap & IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE); |
| |
| if (sta->vht_cap.vht_supported) |
| muru->mimo_dl.vht_mu_bfee = |
| !!(sta->vht_cap.cap & IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE); |
| |
| if (!sta->he_cap.has_he) |
| return; |
| |
| muru->mimo_dl.partial_bw_dl_mimo = |
| HE_PHY(CAP6_PARTIAL_BANDWIDTH_DL_MUMIMO, elem->phy_cap_info[6]); |
| |
| muru->cfg.mimo_ul_en = true; |
| 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]); |
| |
| muru->cfg.ofdma_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_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]); |
| } |
| |
| static void |
| bersa_mcu_sta_ht_tlv(struct sk_buff *skb, struct ieee80211_sta *sta) |
| { |
| struct sta_rec_ht *ht; |
| struct tlv *tlv; |
| |
| if (!sta->ht_cap.ht_supported) |
| return; |
| |
| 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); |
| } |
| |
| static void |
| bersa_mcu_sta_vht_tlv(struct sk_buff *skb, struct ieee80211_sta *sta) |
| { |
| struct sta_rec_vht *vht; |
| struct tlv *tlv; |
| |
| if (!sta->vht_cap.vht_supported) |
| return; |
| |
| tlv = mt76_connac_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 |
| bersa_mcu_sta_amsdu_tlv(struct bersa_dev *dev, struct sk_buff *skb, |
| struct ieee80211_vif *vif, struct ieee80211_sta *sta) |
| { |
| struct bersa_sta *msta = (struct bersa_sta *)sta->drv_priv; |
| struct sta_rec_amsdu *amsdu; |
| struct tlv *tlv; |
| |
| if (vif->type != NL80211_IFTYPE_STATION && |
| vif->type != NL80211_IFTYPE_AP) |
| 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; |
| msta->wcid.amsdu = true; |
| |
| switch (sta->max_amsdu_len) { |
| case IEEE80211_MAX_MPDU_LEN_VHT_11454: |
| amsdu->max_mpdu_size = |
| IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454; |
| return; |
| case IEEE80211_MAX_MPDU_LEN_HT_7935: |
| case IEEE80211_MAX_MPDU_LEN_VHT_7991: |
| amsdu->max_mpdu_size = IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_7991; |
| return; |
| default: |
| amsdu->max_mpdu_size = IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_3895; |
| return; |
| } |
| } |
| |
| #if 0 |
| static int |
| bersa_mcu_sta_wtbl_tlv(struct bersa_dev *dev, struct sk_buff *skb, |
| struct ieee80211_vif *vif, struct ieee80211_sta *sta) |
| { |
| struct bersa_vif *mvif = (struct bersa_vif *)vif->drv_priv; |
| struct bersa_sta *msta; |
| struct wtbl_req_hdr *wtbl_hdr; |
| struct mt76_wcid *wcid; |
| struct tlv *tlv; |
| |
| msta = sta ? (struct bersa_sta *)sta->drv_priv : &mvif->sta; |
| wcid = sta ? &msta->wcid : NULL; |
| |
| tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_WTBL, sizeof(struct tlv)); |
| wtbl_hdr = mt76_connac_mcu_alloc_wtbl_req(&dev->mt76, &msta->wcid, |
| WTBL_RESET_AND_SET, tlv, |
| &skb); |
| if (IS_ERR(wtbl_hdr)) |
| return PTR_ERR(wtbl_hdr); |
| |
| mt76_connac_mcu_wtbl_generic_tlv(&dev->mt76, skb, vif, sta, tlv, |
| wtbl_hdr); |
| mt76_connac_mcu_wtbl_hdr_trans_tlv(skb, vif, wcid, tlv, wtbl_hdr); |
| if (sta) |
| mt76_connac_mcu_wtbl_ht_tlv(&dev->mt76, skb, sta, tlv, |
| wtbl_hdr, mvif->cap.ldpc); |
| |
| return 0; |
| } |
| #endif |
| |
| static inline bool |
| bersa_is_ebf_supported(struct bersa_phy *phy, struct ieee80211_vif *vif, |
| struct ieee80211_sta *sta, bool bfee) |
| { |
| struct bersa_vif *mvif = (struct bersa_vif *)vif->drv_priv; |
| int tx_ant = hweight8(phy->mt76->chainmask) - 1; |
| |
| if (vif->type != NL80211_IFTYPE_STATION && |
| vif->type != NL80211_IFTYPE_AP) |
| return false; |
| |
| if (!bfee && tx_ant < 2) |
| return false; |
| |
| if (sta->he_cap.has_he) { |
| struct ieee80211_he_cap_elem *pe = &sta->he_cap.he_cap_elem; |
| |
| if (bfee) |
| return mvif->cap.he_su_ebfee && |
| HE_PHY(CAP3_SU_BEAMFORMER, pe->phy_cap_info[3]); |
| else |
| return mvif->cap.he_su_ebfer && |
| HE_PHY(CAP4_SU_BEAMFORMEE, pe->phy_cap_info[4]); |
| } |
| |
| if (sta->vht_cap.vht_supported) { |
| u32 cap = sta->vht_cap.cap; |
| |
| if (bfee) |
| return mvif->cap.vht_su_ebfee && |
| (cap & IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE); |
| else |
| return mvif->cap.vht_su_ebfer && |
| (cap & IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE); |
| } |
| |
| return false; |
| } |
| |
| static void |
| bersa_mcu_sta_sounding_rate(struct sta_rec_bf *bf) |
| { |
| bf->sounding_phy = MT_PHY_TYPE_OFDM; |
| bf->ndp_rate = 0; /* mcs0 */ |
| bf->ndpa_rate = BERSA_CFEND_RATE_DEFAULT; /* ofdm 24m */ |
| bf->rept_poll_rate = BERSA_CFEND_RATE_DEFAULT; /* ofdm 24m */ |
| } |
| |
| static void |
| bersa_mcu_sta_bfer_ht(struct ieee80211_sta *sta, struct bersa_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; |
| |
| 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->nrow = hweight8(phy->mt76->chainmask) - 1; |
| bf->ncol = min_t(u8, bf->nrow, n); |
| bf->ibf_ncol = n; |
| } |
| |
| static void |
| bersa_mcu_sta_bfer_vht(struct ieee80211_sta *sta, struct bersa_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 = bersa_mcu_get_sta_nss(mcs_map); |
| u8 tx_ant = hweight8(phy->mt76->chainmask) - 1; |
| |
| bf->tx_mode = MT_PHY_TYPE_VHT; |
| |
| if (explicit) { |
| u8 sts, snd_dim; |
| |
| bersa_mcu_sta_sounding_rate(bf); |
| |
| sts = FIELD_GET(IEEE80211_VHT_CAP_BEAMFORMEE_STS_MASK, |
| pc->cap); |
| snd_dim = FIELD_GET(IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK, |
| vc->cap); |
| bf->nrow = min_t(u8, min_t(u8, snd_dim, sts), tx_ant); |
| bf->ncol = min_t(u8, nss_mcs, bf->nrow); |
| bf->ibf_ncol = bf->ncol; |
| |
| if (sta->bandwidth == IEEE80211_STA_RX_BW_160) |
| bf->nrow = 1; |
| } else { |
| bf->nrow = tx_ant; |
| bf->ncol = min_t(u8, nss_mcs, bf->nrow); |
| bf->ibf_ncol = nss_mcs; |
| |
| if (sta->bandwidth == IEEE80211_STA_RX_BW_160) |
| bf->ibf_nrow = 1; |
| } |
| } |
| |
| static void |
| bersa_mcu_sta_bfer_he(struct ieee80211_sta *sta, struct ieee80211_vif *vif, |
| struct bersa_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 = |
| mt76_connac_get_he_phy_cap(phy->mt76, 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 = bersa_mcu_get_sta_nss(mcs_map); |
| u8 snd_dim, sts; |
| |
| bf->tx_mode = MT_PHY_TYPE_HE_SU; |
| |
| bersa_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]); |
| snd_dim = HE_PHY(CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_MASK, |
| ve->phy_cap_info[5]); |
| sts = HE_PHY(CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_MASK, |
| pe->phy_cap_info[4]); |
| bf->nrow = min_t(u8, snd_dim, sts); |
| bf->ncol = min_t(u8, nss_mcs, bf->nrow); |
| bf->ibf_ncol = bf->ncol; |
| |
| 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 = bersa_mcu_get_sta_nss(mcs_map); |
| |
| bf->ncol_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 = bersa_mcu_get_sta_nss(mcs_map); |
| |
| if (bf->ncol_bw160) |
| bf->ncol_bw160 = min_t(u8, bf->ncol_bw160, nss_mcs); |
| else |
| bf->ncol_bw160 = nss_mcs; |
| } |
| |
| snd_dim = HE_PHY(CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_MASK, |
| ve->phy_cap_info[5]); |
| sts = HE_PHY(CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_MASK, |
| pe->phy_cap_info[4]); |
| |
| bf->nrow_bw160 = min_t(int, snd_dim, sts); |
| } |
| |
| static void |
| bersa_mcu_sta_bfer_tlv(struct bersa_dev *dev, struct sk_buff *skb, |
| struct ieee80211_vif *vif, struct ieee80211_sta *sta) |
| { |
| struct bersa_vif *mvif = (struct bersa_vif *)vif->drv_priv; |
| struct bersa_phy *phy = mvif->phy; |
| 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 */ |
| }; |
| bool ebf; |
| |
| if (!(sta->ht_cap.ht_supported || sta->he_cap.has_he)) |
| return; |
| |
| ebf = bersa_is_ebf_supported(phy, vif, sta, false); |
| if (!ebf && !dev->ibf) |
| return; |
| |
| tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_BF, sizeof(*bf)); |
| bf = (struct sta_rec_bf *)tlv; |
| |
| /* 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 && ebf) |
| bersa_mcu_sta_bfer_he(sta, vif, phy, bf); |
| else if (sta->vht_cap.vht_supported) |
| bersa_mcu_sta_bfer_vht(sta, phy, bf, ebf); |
| else if (sta->ht_cap.ht_supported) |
| bersa_mcu_sta_bfer_ht(sta, phy, bf); |
| else |
| return; |
| |
| bf->bf_cap = ebf ? ebf : dev->ibf << 1; |
| bf->bw = sta->bandwidth; |
| bf->ibf_dbw = sta->bandwidth; |
| bf->ibf_nrow = tx_ant; |
| |
| if (!ebf && sta->bandwidth <= IEEE80211_STA_RX_BW_40 && !bf->ncol) |
| bf->ibf_timeout = 0x48; |
| else |
| bf->ibf_timeout = 0x18; |
| |
| if (ebf && bf->nrow != tx_ant) |
| bf->mem_20m = matrix[tx_ant][bf->ncol]; |
| else |
| bf->mem_20m = matrix[bf->nrow][bf->ncol]; |
| |
| 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 |
| bersa_mcu_sta_bfee_tlv(struct bersa_dev *dev, struct sk_buff *skb, |
| struct ieee80211_vif *vif, struct ieee80211_sta *sta) |
| { |
| struct bersa_vif *mvif = (struct bersa_vif *)vif->drv_priv; |
| struct bersa_phy *phy = mvif->phy; |
| int tx_ant = hweight8(phy->mt76->chainmask) - 1; |
| struct sta_rec_bfee *bfee; |
| struct tlv *tlv; |
| u8 nrow = 0; |
| |
| if (!(sta->vht_cap.vht_supported || sta->he_cap.has_he)) |
| return; |
| |
| if (!bersa_is_ebf_supported(phy, vif, sta, true)) |
| return; |
| |
| tlv = mt76_connac_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; |
| |
| nrow = 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; |
| |
| nrow = FIELD_GET(IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK, |
| pc->cap); |
| } |
| |
| /* reply with identity matrix to avoid 2x2 BF negative gain */ |
| bfee->fb_identity_matrix = (nrow == 1 && tx_ant == 2); |
| } |
| |
| static void |
| bersa_mcu_sta_phy_tlv(struct bersa_dev *dev, struct sk_buff *skb, |
| struct ieee80211_vif *vif, struct ieee80211_sta *sta) |
| { |
| struct bersa_vif *mvif = (struct bersa_vif *)vif->drv_priv; |
| struct cfg80211_chan_def *chandef = &mvif->phy->mt76->chandef; |
| enum nl80211_band band = chandef->chan->band; |
| struct mt76_phy *mphy = &dev->mphy; |
| struct sta_rec_phy *phy; |
| struct tlv *tlv; |
| u8 af, mm; |
| |
| if (!sta->ht_cap.ht_supported && !sta->he_6ghz_capa.capa) |
| return; |
| |
| 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); |
| if (sta->ht_cap.ht_supported) { |
| af = sta->ht_cap.ampdu_factor; |
| mm = sta->ht_cap.ampdu_density; |
| } else { |
| af = le16_get_bits(sta->he_6ghz_capa.capa, |
| IEEE80211_HE_6GHZ_CAP_MAX_AMPDU_LEN_EXP); |
| mm = le16_get_bits(sta->he_6ghz_capa.capa, |
| IEEE80211_HE_6GHZ_CAP_MIN_MPDU_START); |
| } |
| |
| phy->ampdu = FIELD_PREP(IEEE80211_HT_AMPDU_PARM_FACTOR, af) | |
| FIELD_PREP(IEEE80211_HT_AMPDU_PARM_DENSITY, mm); |
| } |
| |
| static enum mcu_mmps_mode |
| bersa_mcu_get_mmps_mode(enum ieee80211_smps_mode smps) |
| { |
| switch (smps) { |
| case IEEE80211_SMPS_OFF: |
| return MCU_MMPS_DISABLE; |
| case IEEE80211_SMPS_STATIC: |
| return MCU_MMPS_STATIC; |
| case IEEE80211_SMPS_DYNAMIC: |
| return MCU_MMPS_DYNAMIC; |
| default: |
| return MCU_MMPS_DISABLE; |
| } |
| } |
| |
| int bersa_mcu_set_fixed_rate_ctrl(struct bersa_dev *dev, |
| struct ieee80211_vif *vif, |
| struct ieee80211_sta *sta, |
| void *data, u32 field) |
| { |
| struct bersa_vif *mvif = (struct bersa_vif *)vif->drv_priv; |
| struct bersa_sta *msta = (struct bersa_sta *)sta->drv_priv; |
| struct sta_phy *phy = data; |
| struct sta_rec_ra_fixed *ra; |
| struct sk_buff *skb; |
| struct tlv *tlv; |
| |
| skb = mt76_connac_mcu_alloc_sta_req(&dev->mt76, &mvif->mt76, |
| &msta->wcid); |
| if (IS_ERR(skb)) |
| return PTR_ERR(skb); |
| |
| tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_RA_UPDATE, sizeof(*ra)); |
| ra = (struct sta_rec_ra_fixed *)tlv; |
| |
| switch (field) { |
| case RATE_PARAM_AUTO: |
| break; |
| case RATE_PARAM_FIXED: |
| case RATE_PARAM_FIXED_MCS: |
| case RATE_PARAM_FIXED_GI: |
| case RATE_PARAM_FIXED_HE_LTF: |
| if (phy) |
| ra->phy = *phy; |
| break; |
| case RATE_PARAM_MMPS_UPDATE: |
| ra->mmps_mode = bersa_mcu_get_mmps_mode(sta->smps_mode); |
| break; |
| default: |
| break; |
| } |
| ra->field = cpu_to_le32(field); |
| |
| return mt76_mcu_skb_send_msg(&dev->mt76, skb, |
| MCU_WMWA_UNI_CMD(STA_REC_UPDATE), true); |
| } |
| |
| int bersa_mcu_add_smps(struct bersa_dev *dev, struct ieee80211_vif *vif, |
| struct ieee80211_sta *sta) |
| { |
| #if 0 |
| struct bersa_vif *mvif = (struct bersa_vif *)vif->drv_priv; |
| struct bersa_sta *msta = (struct bersa_sta *)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->mt76, &mvif->mt76, |
| &msta->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->mt76, &msta->wcid, |
| WTBL_SET, sta_wtbl, &skb); |
| if (IS_ERR(wtbl_hdr)) |
| return PTR_ERR(wtbl_hdr); |
| |
| mt76_connac_mcu_wtbl_smps_tlv(skb, sta, sta_wtbl, wtbl_hdr); |
| |
| ret = mt76_mcu_skb_send_msg(&dev->mt76, skb, |
| MCU_EXT_CMD(STA_REC_UPDATE), true); |
| if (ret) |
| return ret; |
| #endif |
| printk("Remove smps tag in wtbl. Todo: check it is corrected or not"); |
| |
| return bersa_mcu_set_fixed_rate_ctrl(dev, vif, sta, NULL, |
| RATE_PARAM_MMPS_UPDATE); |
| } |
| |
| static int |
| bersa_mcu_add_rate_ctrl_fixed(struct bersa_dev *dev, |
| struct ieee80211_vif *vif, |
| struct ieee80211_sta *sta) |
| { |
| struct bersa_vif *mvif = (struct bersa_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_phy phy = {}; |
| int ret, nrates = 0; |
| |
| #define __sta_phy_bitrate_mask_check(_mcs, _gi, _he) \ |
| do { \ |
| u8 i, gi = mask->control[band]._gi; \ |
| gi = (_he) ? gi : gi == NL80211_TXRATE_FORCE_SGI; \ |
| for (i = 0; i <= sta->bandwidth; i++) { \ |
| phy.sgi |= gi << (i << (_he)); \ |
| phy.he_ltf |= mask->control[band].he_ltf << (i << (_he));\ |
| } \ |
| for (i = 0; i < ARRAY_SIZE(mask->control[band]._mcs); i++) { \ |
| if (!mask->control[band]._mcs[i]) \ |
| continue; \ |
| nrates += hweight16(mask->control[band]._mcs[i]); \ |
| phy.mcs = ffs(mask->control[band]._mcs[i]) - 1; \ |
| } \ |
| } while (0) |
| |
| if (sta->he_cap.has_he) { |
| __sta_phy_bitrate_mask_check(he_mcs, he_gi, 1); |
| } else if (sta->vht_cap.vht_supported) { |
| __sta_phy_bitrate_mask_check(vht_mcs, gi, 0); |
| } else if (sta->ht_cap.ht_supported) { |
| __sta_phy_bitrate_mask_check(ht_mcs, gi, 0); |
| } else { |
| nrates = hweight32(mask->control[band].legacy); |
| phy.mcs = ffs(mask->control[band].legacy) - 1; |
| } |
| #undef __sta_phy_bitrate_mask_check |
| |
| /* fall back to auto rate control */ |
| if (mask->control[band].gi == NL80211_TXRATE_DEFAULT_GI && |
| mask->control[band].he_gi == GENMASK(7, 0) && |
| mask->control[band].he_ltf == GENMASK(7, 0) && |
| nrates != 1) |
| return 0; |
| |
| /* fixed single rate */ |
| if (nrates == 1) { |
| ret = bersa_mcu_set_fixed_rate_ctrl(dev, vif, sta, &phy, |
| RATE_PARAM_FIXED_MCS); |
| if (ret) |
| return ret; |
| } |
| |
| /* fixed GI */ |
| if (mask->control[band].gi != NL80211_TXRATE_DEFAULT_GI || |
| mask->control[band].he_gi != GENMASK(7, 0)) { |
| struct bersa_sta *msta = (struct bersa_sta *)sta->drv_priv; |
| u32 addr; |
| |
| /* firmware updates only TXCMD but doesn't take WTBL into |
| * account, so driver should update here to reflect the |
| * actual txrate hardware sends out. |
| */ |
| addr = bersa_mac_wtbl_lmac_addr(dev, msta->wcid.idx, 7); |
| if (sta->he_cap.has_he) |
| mt76_rmw_field(dev, addr, GENMASK(31, 24), phy.sgi); |
| else |
| mt76_rmw_field(dev, addr, GENMASK(15, 12), phy.sgi); |
| |
| ret = bersa_mcu_set_fixed_rate_ctrl(dev, vif, sta, &phy, |
| RATE_PARAM_FIXED_GI); |
| if (ret) |
| return ret; |
| } |
| |
| /* fixed HE_LTF */ |
| if (mask->control[band].he_ltf != GENMASK(7, 0)) { |
| ret = bersa_mcu_set_fixed_rate_ctrl(dev, vif, sta, &phy, |
| RATE_PARAM_FIXED_HE_LTF); |
| if (ret) |
| return ret; |
| } |
| |
| return 0; |
| } |
| |
| static void |
| bersa_mcu_sta_rate_ctrl_tlv(struct sk_buff *skb, struct bersa_dev *dev, |
| struct ieee80211_vif *vif, struct ieee80211_sta *sta) |
| { |
| struct bersa_vif *mvif = (struct bersa_vif *)vif->drv_priv; |
| struct mt76_phy *mphy = mvif->phy->mt76; |
| struct cfg80211_chan_def *chandef = &mphy->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 = mt76_connac_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 = mt76_connac_get_phy_mode(mphy, vif, band, sta); |
| ra->channel = chandef->chan->hw_value; |
| ra->bw = sta->bandwidth; |
| ra->phy.bw = sta->bandwidth; |
| ra->mmps_mode = bersa_mcu_get_mmps_mode(sta->smps_mode); |
| |
| 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) { |
| 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 (mvif->cap.ldpc && |
| (sta->ht_cap.cap & IEEE80211_HT_CAP_LDPC_CODING)) |
| cap |= STA_CAP_LDPC; |
| |
| bersa_mcu_set_sta_ht_mcs(sta, ra->ht_mcs, |
| mask->control[band].ht_mcs); |
| ra->supp_ht_mcs = *(__le32 *)ra->ht_mcs; |
| } |
| |
| if (sta->vht_cap.vht_supported) { |
| 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 (mvif->cap.ldpc && |
| (sta->vht_cap.cap & IEEE80211_VHT_CAP_RXLDPC)) |
| cap |= STA_CAP_VHT_LDPC; |
| |
| bersa_mcu_set_sta_vht_mcs(sta, ra->supp_vht_mcs, |
| mask->control[band].vht_mcs); |
| } |
| |
| if (sta->he_cap.has_he) { |
| ra->supp_mode |= MODE_HE; |
| cap |= STA_CAP_HE; |
| |
| if (sta->he_6ghz_capa.capa) |
| ra->af = le16_get_bits(sta->he_6ghz_capa.capa, |
| IEEE80211_HE_6GHZ_CAP_MAX_AMPDU_LEN_EXP); |
| } |
| |
| ra->sta_cap = cpu_to_le32(cap); |
| } |
| |
| int bersa_mcu_add_rate_ctrl(struct bersa_dev *dev, struct ieee80211_vif *vif, |
| struct ieee80211_sta *sta, bool changed) |
| { |
| struct bersa_vif *mvif = (struct bersa_vif *)vif->drv_priv; |
| struct bersa_sta *msta = (struct bersa_sta *)sta->drv_priv; |
| struct sk_buff *skb; |
| int ret; |
| |
| skb = mt76_connac_mcu_alloc_sta_req(&dev->mt76, &mvif->mt76, |
| &msta->wcid); |
| if (IS_ERR(skb)) |
| return PTR_ERR(skb); |
| |
| /* firmware rc algorithm refers to sta_rec_he for HE control. |
| * once dev->rc_work changes the settings driver should also |
| * update sta_rec_he here. |
| */ |
| if (sta->he_cap.has_he && changed) |
| bersa_mcu_sta_he_tlv(skb, sta, vif); |
| |
| /* sta_rec_ra accommodates BW, NSS and only MCS range format |
| * i.e 0-{7,8,9} for VHT. |
| */ |
| bersa_mcu_sta_rate_ctrl_tlv(skb, dev, vif, sta); |
| |
| ret = mt76_mcu_skb_send_msg(&dev->mt76, skb, |
| MCU_WMWA_UNI_CMD(STA_REC_UPDATE), true); |
| if (ret) |
| return ret; |
| |
| /* sta_rec_ra_fixed accommodates single rate, (HE)GI and HE_LTE, |
| * and updates as peer fixed rate parameters, which overrides |
| * sta_rec_ra and firmware rate control algorithm. |
| */ |
| return bersa_mcu_add_rate_ctrl_fixed(dev, vif, sta); |
| } |
| |
| static int |
| bersa_mcu_add_group(struct bersa_dev *dev, struct ieee80211_vif *vif, |
| struct ieee80211_sta *sta) |
| { |
| #define MT_STA_BSS_GROUP 1 |
| struct bersa_vif *mvif = (struct bersa_vif *)vif->drv_priv; |
| struct bersa_sta *msta; |
| struct { |
| /* fixed field */ |
| u8 __rsv1[4]; |
| /* TLV */ |
| __le16 tag; |
| __le16 len; |
| __le16 wlan_idx; |
| u8 __rsv2[2]; |
| __le32 action; |
| __le32 val; |
| u8 __rsv3[8]; |
| } __packed req = { |
| .tag = cpu_to_le16(UNI_VOW_DRR_CTRL), |
| .len = cpu_to_le16(sizeof(req) - 4), |
| .action = cpu_to_le32(MT_STA_BSS_GROUP), |
| .val = cpu_to_le32(mvif->mt76.idx % 16), |
| }; |
| |
| msta = sta ? (struct bersa_sta *)sta->drv_priv : &mvif->sta; |
| req.wlan_idx = cpu_to_le16(msta->wcid.idx); |
| |
| return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(VOW), &req, |
| sizeof(req), true); |
| } |
| |
| int bersa_mcu_add_sta(struct bersa_dev *dev, struct ieee80211_vif *vif, |
| struct ieee80211_sta *sta, bool enable) |
| { |
| struct bersa_vif *mvif = (struct bersa_vif *)vif->drv_priv; |
| struct bersa_sta *msta; |
| struct sk_buff *skb; |
| int ret; |
| |
| msta = sta ? (struct bersa_sta *)sta->drv_priv : &mvif->sta; |
| |
| skb = mt76_connac_mcu_alloc_sta_req(&dev->mt76, &mvif->mt76, |
| &msta->wcid); |
| if (IS_ERR(skb)) |
| return PTR_ERR(skb); |
| |
| /* starec basic */ |
| mt76_connac_mcu_sta_basic_tlv(skb, vif, sta, enable, true); |
| if (!enable) |
| goto out; |
| |
| /* tag order is in accordance with firmware dependency. */ |
| if (sta) { |
| /* starec phy */ |
| if (mt76_chip(&dev->mt76) != 0x7902) |
| bersa_mcu_sta_phy_tlv(dev, skb, vif, sta); |
| /* starec bfer */ |
| bersa_mcu_sta_bfer_tlv(dev, skb, vif, sta); |
| /* starec ht */ |
| bersa_mcu_sta_ht_tlv(skb, sta); |
| /* starec vht */ |
| bersa_mcu_sta_vht_tlv(skb, sta); |
| /* starec uapsd */ |
| mt76_connac_mcu_sta_uapsd(skb, vif, sta); |
| /* starec amsdu */ |
| bersa_mcu_sta_amsdu_tlv(dev, skb, vif, sta); |
| /* starec he */ |
| bersa_mcu_sta_he_tlv(skb, sta, vif); |
| /* starec he 6g*/ |
| bersa_mcu_sta_he_6g_tlv(skb, sta, vif); |
| /* starec muru */ |
| bersa_mcu_sta_muru_tlv(skb, sta, vif); |
| /* starec bfee */ |
| bersa_mcu_sta_bfee_tlv(dev, skb, vif, sta); |
| } |
| |
| ret = bersa_mcu_add_group(dev, vif, sta); |
| if (ret) { |
| dev_kfree_skb(skb); |
| return ret; |
| } |
| out: |
| return mt76_mcu_skb_send_msg(&dev->mt76, skb, |
| MCU_WMWA_UNI_CMD(STA_REC_UPDATE), true); |
| } |
| |
| static int |
| bersa_mcu_sta_key_tlv(struct mt76_wcid *wcid, |
| struct mt76_connac_sta_key_conf *sta_key_conf, |
| struct sk_buff *skb, |
| struct ieee80211_key_conf *key, |
| enum set_key_cmd cmd) |
| { |
| struct uni_sta_rec_sec *sec; |
| struct tlv *tlv; |
| |
| tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_KEY_V2, sizeof(*sec)); |
| sec = (struct uni_sta_rec_sec *)tlv; |
| sec->add = cmd; |
| |
| if (cmd == SET_KEY) { |
| struct uni_sec_key *sec_key; |
| u8 cipher; |
| |
| cipher = mt76_connac_mcu_get_cipher(key->cipher); |
| if (cipher == MCU_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->wlan_idx = cpu_to_le16(wcid->idx); |
| sec_key->cipher_id = MCU_CIPHER_AES_CCMP; |
| sec_key->key_id = sta_key_conf->keyidx; |
| sec_key->key_len = 16; |
| memcpy(sec_key->key, sta_key_conf->key, 16); |
| |
| sec_key = &sec->key[1]; |
| sec_key->wlan_idx = cpu_to_le16(wcid->idx); |
| 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->wlan_idx = cpu_to_le16(wcid->idx); |
| 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(sta_key_conf->key, key->key, key->keylen); |
| sta_key_conf->keyidx = key->keyidx; |
| } |
| |
| sec->n_cipher = 1; |
| } |
| } else { |
| sec->n_cipher = 0; |
| } |
| |
| return 0; |
| } |
| |
| int bersa_mcu_add_key(struct mt76_dev *dev, struct ieee80211_vif *vif, |
| struct mt76_connac_sta_key_conf *sta_key_conf, |
| struct ieee80211_key_conf *key, int mcu_cmd, |
| struct mt76_wcid *wcid, enum set_key_cmd cmd) |
| { |
| struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; |
| struct sk_buff *skb; |
| int ret; |
| |
| skb = mt76_connac_mcu_alloc_sta_req(dev, mvif, wcid); |
| if (IS_ERR(skb)) |
| return PTR_ERR(skb); |
| |
| ret = bersa_mcu_sta_key_tlv(wcid, sta_key_conf, skb, key, cmd); |
| if (ret) |
| return ret; |
| |
| return mt76_mcu_skb_send_msg(dev, skb, mcu_cmd, true); |
| } |
| |
| int bersa_mcu_add_dev_info(struct bersa_phy *phy, |
| struct ieee80211_vif *vif, bool enable) |
| { |
| struct bersa_dev *dev = phy->dev; |
| struct bersa_vif *mvif = (struct bersa_vif *)vif->drv_priv; |
| struct { |
| struct req_hdr { |
| u8 omac_idx; |
| u8 dbdc_idx; |
| u8 __rsv[2]; |
| } __packed hdr; |
| struct req_tlv { |
| __le16 tag; |
| __le16 len; |
| u8 active; |
| u8 __rsv; |
| u8 omac_addr[ETH_ALEN]; |
| } __packed tlv; |
| } data = { |
| .hdr = { |
| .omac_idx = mvif->mt76.omac_idx, |
| .dbdc_idx = mvif->mt76.band_idx, |
| }, |
| .tlv = { |
| .tag = cpu_to_le16(DEV_INFO_ACTIVE), |
| .len = cpu_to_le16(sizeof(struct req_tlv)), |
| .active = enable, |
| }, |
| }; |
| |
| if (mvif->mt76.omac_idx >= REPEATER_BSSID_START) |
| return bersa_mcu_muar_config(phy, vif, false, enable); |
| |
| memcpy(data.tlv.omac_addr, vif->addr, ETH_ALEN); |
| return mt76_mcu_send_msg(&dev->mt76, MCU_WMWA_UNI_CMD(DEV_INFO_UPDATE), |
| &data, sizeof(data), true); |
| } |
| |
| static void |
| bersa_mcu_beacon_cntdwn(struct ieee80211_vif *vif, struct sk_buff *rskb, |
| struct sk_buff *skb, |
| struct ieee80211_mutable_offsets *offs) |
| { |
| struct bss_bcn_cntdwn_tlv *info; |
| struct tlv *tlv; |
| u16 tag; |
| |
| if (!offs->cntdwn_counter_offs[0]) |
| return; |
| |
| tag = vif->csa_active ? UNI_BSS_INFO_BCN_CSA : UNI_BSS_INFO_BCN_BCC; |
| |
| tlv = bersa_mcu_add_uni_tlv(rskb, tag, sizeof(*info)); |
| |
| info = (struct bss_bcn_cntdwn_tlv *)tlv; |
| info->cnt = skb->data[offs->cntdwn_counter_offs[0]]; |
| } |
| |
| static void |
| bersa_mcu_beacon_cont(struct bersa_dev *dev, struct ieee80211_vif *vif, |
| struct sk_buff *rskb, struct sk_buff *skb, |
| struct bss_bcn_content_tlv *bcn, |
| struct ieee80211_mutable_offsets *offs) |
| { |
| struct mt76_wcid *wcid = &dev->mt76.global_wcid; |
| u8 *buf; |
| |
| bcn->pkt_len = cpu_to_le16(MT_TXD_SIZE + skb->len); |
| bcn->tim_ie_pos = cpu_to_le16(offs->tim_offset); |
| |
| if (offs->cntdwn_counter_offs[0]) { |
| u16 offset = offs->cntdwn_counter_offs[0]; |
| |
| if (vif->csa_active) |
| bcn->csa_ie_pos = cpu_to_le16(offset - 4); |
| if (vif->color_change_active) |
| bcn->bcc_ie_pos = cpu_to_le16(offset - 3); |
| } |
| |
| buf = (u8 *)bcn + sizeof(*bcn) - MAX_BEACON_SIZE; |
| bersa_mac_write_txwi(dev, (__le32 *)buf, skb, wcid, 0, NULL, |
| true); |
| memcpy(buf + MT_TXD_SIZE, skb->data, skb->len); |
| } |
| |
| static void |
| bersa_mcu_beacon_check_caps(struct bersa_phy *phy, struct ieee80211_vif *vif, |
| struct sk_buff *skb) |
| { |
| struct bersa_vif *mvif = (struct bersa_vif *)vif->drv_priv; |
| struct bersa_vif_cap *vc = &mvif->cap; |
| const struct ieee80211_he_cap_elem *he; |
| const struct ieee80211_vht_cap *vht; |
| const struct ieee80211_ht_cap *ht; |
| struct ieee80211_mgmt *mgmt = (struct ieee80211_mgmt *)skb->data; |
| const u8 *ie; |
| u32 len, bc; |
| |
| /* Check missing configuration options to allow AP mode in mac80211 |
| * to remain in sync with hostapd settings, and get a subset of |
| * beacon and hardware capabilities. |
| */ |
| if (WARN_ON_ONCE(skb->len <= (mgmt->u.beacon.variable - skb->data))) |
| return; |
| |
| memset(vc, 0, sizeof(*vc)); |
| |
| len = skb->len - (mgmt->u.beacon.variable - skb->data); |
| |
| ie = cfg80211_find_ie(WLAN_EID_HT_CAPABILITY, mgmt->u.beacon.variable, |
| len); |
| if (ie && ie[1] >= sizeof(*ht)) { |
| ht = (void *)(ie + 2); |
| vc->ldpc |= !!(le16_to_cpu(ht->cap_info) & |
| IEEE80211_HT_CAP_LDPC_CODING); |
| } |
| |
| ie = cfg80211_find_ie(WLAN_EID_VHT_CAPABILITY, mgmt->u.beacon.variable, |
| len); |
| if (ie && ie[1] >= sizeof(*vht)) { |
| u32 pc = phy->mt76->sband_5g.sband.vht_cap.cap; |
| |
| vht = (void *)(ie + 2); |
| bc = le32_to_cpu(vht->vht_cap_info); |
| |
| vc->ldpc |= !!(bc & IEEE80211_VHT_CAP_RXLDPC); |
| vc->vht_su_ebfer = |
| (bc & IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE) && |
| (pc & IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE); |
| vc->vht_su_ebfee = |
| (bc & IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE) && |
| (pc & IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE); |
| vc->vht_mu_ebfer = |
| (bc & IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE) && |
| (pc & IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE); |
| vc->vht_mu_ebfee = |
| (bc & IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE) && |
| (pc & IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE); |
| } |
| |
| ie = cfg80211_find_ext_ie(WLAN_EID_EXT_HE_CAPABILITY, |
| mgmt->u.beacon.variable, len); |
| if (ie && ie[1] >= sizeof(*he) + 1) { |
| const struct ieee80211_sta_he_cap *pc = |
| mt76_connac_get_he_phy_cap(phy->mt76, vif); |
| const struct ieee80211_he_cap_elem *pe = &pc->he_cap_elem; |
| |
| he = (void *)(ie + 3); |
| |
| vc->he_su_ebfer = |
| HE_PHY(CAP3_SU_BEAMFORMER, he->phy_cap_info[3]) && |
| HE_PHY(CAP3_SU_BEAMFORMER, pe->phy_cap_info[3]); |
| vc->he_su_ebfee = |
| HE_PHY(CAP4_SU_BEAMFORMEE, he->phy_cap_info[4]) && |
| HE_PHY(CAP4_SU_BEAMFORMEE, pe->phy_cap_info[4]); |
| vc->he_mu_ebfer = |
| HE_PHY(CAP4_MU_BEAMFORMER, he->phy_cap_info[4]) && |
| HE_PHY(CAP4_MU_BEAMFORMER, pe->phy_cap_info[4]); |
| } |
| } |
| |
| int bersa_mcu_add_beacon(struct ieee80211_hw *hw, |
| struct ieee80211_vif *vif, int en) |
| { |
| struct bersa_dev *dev = bersa_hw_dev(hw); |
| struct bersa_phy *phy = bersa_hw_phy(hw); |
| struct bersa_vif *mvif = (struct bersa_vif *)vif->drv_priv; |
| struct ieee80211_mutable_offsets offs; |
| struct ieee80211_tx_info *info; |
| struct sk_buff *skb, *rskb; |
| struct tlv *tlv; |
| struct bss_bcn_content_tlv *bcn; |
| u8 phy_idx = bersa_get_phy_id(phy); |
| |
| rskb = __bersa_mcu_alloc_bss_req(&dev->mt76, &mvif->mt76, |
| BERSA_BEACON_UPDATE_SIZE); |
| if (IS_ERR(rskb)) |
| return PTR_ERR(rskb); |
| |
| tlv = bersa_mcu_add_uni_tlv(rskb, |
| UNI_BSS_INFO_BCN_CONTENT, sizeof(*bcn)); |
| bcn = (struct bss_bcn_content_tlv *)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; |
| } |
| |
| info = IEEE80211_SKB_CB(skb); |
| info->hw_queue |= FIELD_PREP(MT_TX_HW_QUEUE_PHY, phy_idx); |
| |
| bersa_mcu_beacon_check_caps(phy, vif, skb); |
| |
| bersa_mcu_beacon_cont(dev, vif, rskb, skb, bcn, &offs); |
| /* TODO: subtag - 11v MBSSID */ |
| bersa_mcu_beacon_cntdwn(vif, rskb, skb, &offs); |
| dev_kfree_skb(skb); |
| out: |
| return mt76_mcu_skb_send_msg(&phy->dev->mt76, rskb, |
| MCU_WMWA_UNI_CMD(BSS_INFO_UPDATE), true); |
| } |
| |
| static int bersa_driver_own(struct bersa_dev *dev, u8 band) |
| { |
| mt76_wr(dev, MT_TOP_LPCR_HOST_BAND(band), MT_TOP_LPCR_HOST_DRV_OWN); |
| if (!mt76_poll_msec(dev, MT_TOP_LPCR_HOST_BAND(band), |
| MT_TOP_LPCR_HOST_FW_OWN_STAT, 0, 500)) { |
| dev_err(dev->mt76.dev, "Timeout for driver own\n"); |
| return -EIO; |
| } |
| |
| /* clear irq when the driver own success */ |
| mt76_wr(dev, MT_TOP_LPCR_HOST_BAND_IRQ_STAT(band), |
| MT_TOP_LPCR_HOST_BAND_STAT); |
| |
| return 0; |
| } |
| |
| static int bersa_load_patch(struct bersa_dev *dev) |
| { |
| const struct bersa_patch_hdr *hdr; |
| const struct firmware *fw = NULL; |
| int i, ret, sem; |
| |
| sem = mt76_connac_mcu_patch_sem_ctrl(&dev->mt76, 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, MT7902_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 bersa_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 bersa_patch_sec *sec; |
| const u8 *dl; |
| u32 len, addr; |
| |
| sec = (struct bersa_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 = mt76_connac_mcu_init_download(&dev->mt76, 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, 4096); |
| if (ret) { |
| dev_err(dev->mt76.dev, "Failed to send patch\n"); |
| goto out; |
| } |
| } |
| |
| ret = mt76_connac_mcu_start_patch(&dev->mt76); |
| if (ret) |
| dev_err(dev->mt76.dev, "Failed to start patch\n"); |
| |
| out: |
| sem = mt76_connac_mcu_patch_sem_ctrl(&dev->mt76, 0); |
| switch (sem) { |
| case PATCH_REL_SEM_SUCCESS: |
| break; |
| default: |
| ret = -EAGAIN; |
| dev_err(dev->mt76.dev, "Failed to release patch semaphore\n"); |
| break; |
| } |
| release_firmware(fw); |
| |
| return ret; |
| } |
| |
| static int |
| bersa_mcu_send_ram_firmware(struct bersa_dev *dev, |
| const struct bersa_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 bersa_fw_region *region; |
| int err; |
| u32 len, addr, mode; |
| |
| region = (const struct bersa_fw_region *)((const u8 *)hdr - |
| (hdr->n_region - i) * sizeof(*region)); |
| mode = mt76_connac_mcu_gen_dl_mode(&dev->mt76, |
| 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 = mt76_connac_mcu_init_download(&dev->mt76, 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, 4096); |
| 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 mt76_connac_mcu_start_firmware(&dev->mt76, override, option); |
| } |
| |
| static int bersa_load_ram(struct bersa_dev *dev) |
| { |
| const struct bersa_fw_trailer *hdr; |
| const struct firmware *fw; |
| int ret; |
| |
| ret = request_firmware(&fw, MT7902_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 bersa_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 = bersa_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, MT7902_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 bersa_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 = bersa_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 |
| bersa_firmware_state(struct bersa_dev *dev, bool wa) |
| { |
| u32 state = FIELD_PREP(MT_TOP_MISC_FW_STATE, |
| wa ? FW_STATE_RDY : FW_STATE_FW_DOWNLOAD); |
| |
| if (!mt76_poll_msec(dev, MT_TOP_MISC, MT_TOP_MISC_FW_STATE, |
| state, 1000)) { |
| dev_err(dev->mt76.dev, "Timeout for initializing firmware\n"); |
| return -EIO; |
| } |
| return 0; |
| } |
| |
| static int bersa_load_firmware(struct bersa_dev *dev) |
| { |
| int ret; |
| |
| /* make sure fw is download state */ |
| if (bersa_firmware_state(dev, false)) { |
| /* restart firmware once */ |
| __mt76_mcu_restart(&dev->mt76); |
| ret = bersa_firmware_state(dev, false); |
| if (ret) { |
| dev_err(dev->mt76.dev, |
| "Firmware is not ready for download\n"); |
| return ret; |
| } |
| } |
| |
| ret = bersa_load_patch(dev); |
| if (ret) |
| return ret; |
| |
| ret = bersa_load_ram(dev); |
| if (ret) |
| return ret; |
| |
| ret = bersa_firmware_state(dev, true); |
| if (ret) |
| return ret; |
| |
| 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 bersa_mcu_fw_log_2_host(struct bersa_dev *dev, u8 type, u8 ctrl) |
| { |
| struct { |
| u8 _rsv[4]; |
| |
| __le16 tag; |
| __le16 len; |
| u8 ctrl; |
| u8 interval; |
| u8 _rsv2[2]; |
| } __packed data = { |
| .tag = cpu_to_le16(UNI_WSYS_CONFIG_FW_LOG_CTRL), |
| .len = cpu_to_le16(sizeof(data) - 4), |
| .ctrl = ctrl, |
| }; |
| |
| if (type == MCU_FW_LOG_WA) |
| return mt76_mcu_send_msg(&dev->mt76, MCU_WA_UNI_CMD(WSYS_CONFIG), |
| &data, sizeof(data), true); |
| |
| return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(WSYS_CONFIG), &data, |
| sizeof(data), true); |
| } |
| |
| int bersa_mcu_fw_dbg_ctrl(struct bersa_dev *dev, u32 module, u8 level) |
| { |
| struct { |
| u8 _rsv[4]; |
| |
| __le16 tag; |
| __le16 len; |
| __le32 module_idx; |
| u8 level; |
| u8 _rsv2[3]; |
| } data = { |
| .tag = cpu_to_le16(UNI_WSYS_CONFIG_FW_DBG_CTRL), |
| .len = cpu_to_le16(sizeof(data) - 4), |
| .module_idx = cpu_to_le32(module), |
| .level = level, |
| }; |
| |
| return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(WSYS_CONFIG), &data, |
| sizeof(data), false); |
| } |
| |
| int bersa_mcu_muru_debug_set(struct bersa_dev *dev, bool enabled) |
| { |
| struct { |
| __le32 cmd; |
| u8 enable; |
| } data = { |
| .cmd = cpu_to_le32(MURU_SET_TXC_TX_STATS_EN), |
| .enable = enabled, |
| }; |
| |
| return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(MURU_CTRL), &data, |
| sizeof(data), false); |
| } |
| |
| int bersa_mcu_muru_debug_get(struct bersa_phy *phy, void *ms) |
| { |
| struct bersa_dev *dev = phy->dev; |
| struct sk_buff *skb; |
| struct bersa_mcu_muru_stats *mu_stats = |
| (struct bersa_mcu_muru_stats *)ms; |
| int ret; |
| |
| struct { |
| __le32 cmd; |
| u8 band_idx; |
| } req = { |
| .cmd = cpu_to_le32(MURU_GET_TXC_TX_STATS), |
| .band_idx = phy->band_idx, |
| }; |
| |
| ret = mt76_mcu_send_and_get_msg(&dev->mt76, MCU_EXT_CMD(MURU_CTRL), |
| &req, sizeof(req), true, &skb); |
| if (ret) |
| return ret; |
| |
| memcpy(mu_stats, skb->data, sizeof(struct bersa_mcu_muru_stats)); |
| dev_kfree_skb(skb); |
| |
| return 0; |
| } |
| |
| static int bersa_mcu_set_mwds(struct bersa_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 bersa_mcu_set_muru_ctrl(struct bersa_dev *dev, u32 cmd, u32 val) |
| { |
| struct { |
| __le32 cmd; |
| u8 val[4]; |
| } __packed req = { |
| .cmd = cpu_to_le32(cmd), |
| }; |
| |
| put_unaligned_le32(val, req.val); |
| |
| return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(MURU_CTRL), &req, |
| sizeof(req), false); |
| } |
| |
| static int |
| bersa_mcu_init_rx_airtime(struct bersa_dev *dev) |
| { |
| #define RX_AIRTIME_FEATURE_CTRL 1 |
| #define RX_AIRTIME_BITWISE_CTRL 2 |
| #define RX_AIRTIME_CLEAR_EN 1 |
| struct { |
| __le16 field; |
| __le16 sub_field; |
| __le32 set_status; |
| __le32 get_status; |
| u8 _rsv[12]; |
| |
| bool airtime_en; |
| bool mibtime_en; |
| bool earlyend_en; |
| u8 _rsv1[9]; |
| |
| bool airtime_clear; |
| bool mibtime_clear; |
| u8 _rsv2[98]; |
| } __packed req = { |
| .field = cpu_to_le16(RX_AIRTIME_BITWISE_CTRL), |
| .sub_field = cpu_to_le16(RX_AIRTIME_CLEAR_EN), |
| .airtime_clear = true, |
| }; |
| int ret; |
| |
| ret = mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(RX_AIRTIME_CTRL), &req, |
| sizeof(req), true); |
| if (ret) |
| return ret; |
| |
| req.field = cpu_to_le16(RX_AIRTIME_FEATURE_CTRL); |
| req.sub_field = cpu_to_le16(RX_AIRTIME_CLEAR_EN); |
| req.airtime_en = true; |
| |
| return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(RX_AIRTIME_CTRL), &req, |
| sizeof(req), true); |
| } |
| |
| static int |
| bersa_load_rom(struct bersa_dev *dev, bool is_sram) |
| { |
| #define MCU_FIRMWARE_ROM_ADDR 0x00800000 |
| #define MCU_FIRMWARE_ROM_SRAM_ADDR 0xE0048000 |
| |
| const struct firmware *fw; |
| int ret; |
| u32 val, ofs = 0; |
| |
| ret = request_firmware(&fw, (is_sram ? MT7902_FIRMWARE_ROM_SRAM : |
| MT7902_FIRMWARE_ROM), |
| dev->mt76.dev); |
| if (ret) { |
| dev_err(dev->mt76.dev, "request rom binary failed\n"); |
| return ret; |
| } |
| |
| if (!fw || !fw->data ) { |
| dev_err(dev->mt76.dev, "Invalid firmware\n"); |
| ret = -EINVAL; |
| goto out; |
| } |
| |
| val = mt76_rr(dev, MT_INFRA_BUS_ON_REMAP_WF_5_4); |
| |
| mt76_wr(dev, MT_INFRA_BUS_ON_REMAP_WF_5_4, |
| FIELD_GET(MT_INFRA_BUS_ON_REMAP_WF_4_MASK, val) | |
| FIELD_PREP(MT_INFRA_BUS_ON_REMAP_WF_5_MASK, 0x1850)); |
| |
| while (true) { |
| u32 size; |
| |
| if (ofs >= fw->size) |
| break; |
| |
| if ((ofs + 0x10000) <= fw->size) |
| size = 0x10000; |
| else |
| size = fw->size - ofs; |
| |
| mt76_wr(dev, MT_MCU_BUS_REMAP, |
| ((is_sram ? MCU_FIRMWARE_ROM_SRAM_ADDR : MCU_FIRMWARE_ROM_ADDR) + ofs)); |
| mt76_wr_copy(dev, 0x50000, (void *) (fw->data + ofs), size); |
| |
| ofs += 0x10000; |
| } |
| |
| mt76_wr(dev, MT_INFRA_BUS_ON_REMAP_WF_5_4, val); |
| |
| out: |
| release_firmware(fw); |
| |
| return ret; |
| |
| } |
| |
| int bersa_rom_start(struct bersa_dev *dev) |
| { |
| #define WF_IDLE 0xBE11 |
| #define WF_STATE_MASK GENMASK(15, 0) |
| |
| int ret; |
| u32 val; |
| |
| ret = !mt76_poll_msec(dev, MT_TOP_CFG_ON_ROM_IDX, |
| MT_TOP_CFG_ON_ROM_STATE_MASK, |
| FIELD_PREP(MT_TOP_CFG_ON_ROM_STATE_MASK, |
| MT_TOP_CFG_ON_ROM_IDLE), 200); |
| if (!ret) |
| return ret; |
| |
| mt76_rmw(dev, MT_INFRA_RGU_RGU_ON_SW_RST_B, |
| MT_INFRA_RGU_RGU_ON_SW_RST_B_MASK, 0); |
| |
| ret = bersa_load_rom(dev, false); |
| if (ret) |
| return ret; |
| |
| ret = bersa_load_rom(dev, true); |
| if (ret) |
| return ret; |
| |
| mt76_rmw(dev, MT_INFRA_RGU_RGU_ON_SW_RST_B, |
| MT_INFRA_RGU_RGU_ON_SW_RST_B_MASK, 1); |
| |
| ret = !mt76_poll_msec(dev, MT_TOP_CFG_ON_ROM_IDX, |
| MT_TOP_CFG_ON_ROM_STATE_MASK, |
| FIELD_PREP(MT_TOP_CFG_ON_ROM_STATE_MASK, |
| MT_TOP_CFG_ON_ROM_IDLE), 200); |
| if (ret) |
| return ret; |
| |
| val = mt76_rr(dev, MT_HIF_REMAP_L1); |
| |
| mt76_wr(dev, MT_HIF_REMAP_L1, |
| FIELD_GET(MT_HIF_REMAP_L1_OFFSET, val) | FIELD_PREP(MT_HIF_REMAP_L1_BASE, 0x1805)); |
| if (!mt76_poll_msec(dev, 0x54A68, WF_STATE_MASK, |
| FIELD_PREP(WF_STATE_MASK, WF_IDLE), 1000)) { |
| dev_err(dev->mt76.dev, "timeout for wf idle\n"); |
| ret = -EIO; |
| } |
| |
| mt76_wr(dev, MT_HIF_REMAP_L1, val); |
| |
| return ret; |
| } |
| |
| int bersa_mcu_init(struct bersa_dev *dev) |
| { |
| static const struct mt76_mcu_ops bersa_mcu_ops = { |
| .headroom = sizeof(struct bersa_mcu_txd), |
| .mcu_skb_send_msg = bersa_mcu_send_message, |
| .mcu_parse_response = bersa_mcu_parse_response, |
| .mcu_restart = mt76_connac_mcu_restart, |
| }; |
| int ret; |
| |
| dev->mt76.mcu_ops = &bersa_mcu_ops; |
| |
| /* force firmware operation mode into normal state, |
| * which should be set before firmware download stage. |
| */ |
| mt76_wr(dev, MT_SWDEF_MODE, MT_SWDEF_NORMAL_MODE); |
| |
| ret = bersa_driver_own(dev, 0); |
| if (ret) |
| return ret; |
| /* set driver own for band1 when two hif exist */ |
| if (dev->hif2) { |
| ret = bersa_driver_own(dev, 1); |
| if (ret) |
| return ret; |
| } |
| |
| ret = bersa_load_firmware(dev); |
| if (ret) |
| return ret; |
| |
| set_bit(MT76_STATE_MCU_RUNNING, &dev->mphy.state); |
| ret = bersa_mcu_fw_log_2_host(dev, MCU_FW_LOG_WM, 0); |
| if (ret) |
| return ret; |
| |
| ret = bersa_mcu_fw_log_2_host(dev, MCU_FW_LOG_WA, 0); |
| if (ret) |
| return ret; |
| |
| ret = bersa_mcu_set_mwds(dev, 1); |
| if (ret) |
| return ret; |
| |
| ret = bersa_mcu_set_muru_ctrl(dev, MURU_SET_PLATFORM_TYPE, |
| MURU_PLATFORM_TYPE_PERF_LEVEL_2); |
| if (ret) |
| return ret; |
| |
| ret = bersa_mcu_init_rx_airtime(dev); |
| if (ret) |
| return ret; |
| |
| return bersa_mcu_wa_cmd(dev, MCU_WA_PARAM_CMD(SET), |
| MCU_WA_PARAM_RED, 0, 0); |
| } |
| |
| void bersa_mcu_exit(struct bersa_dev *dev) |
| { |
| __mt76_mcu_restart(&dev->mt76); |
| if (bersa_firmware_state(dev, false)) { |
| dev_err(dev->mt76.dev, "Failed to exit mcu\n"); |
| return; |
| } |
| |
| mt76_wr(dev, MT_TOP_LPCR_HOST_BAND(0), MT_TOP_LPCR_HOST_FW_OWN); |
| if (dev->hif2) |
| mt76_wr(dev, MT_TOP_LPCR_HOST_BAND(1), |
| MT_TOP_LPCR_HOST_FW_OWN); |
| skb_queue_purge(&dev->mt76.mcu.res_q); |
| } |
| |
| int bersa_mcu_set_hdr_trans(struct bersa_dev *dev, bool hdr_trans) |
| { |
| struct { |
| u8 __rsv[4]; |
| } __packed hdr; |
| struct hdr_trans_blacklist *req_blacklist; |
| struct hdr_trans_en *req_en; |
| struct sk_buff *skb; |
| struct tlv *tlv; |
| int len = BERSA_HDR_TRANS_MAX_SIZE + sizeof(hdr); |
| int ret; |
| |
| skb = mt76_mcu_msg_alloc(&dev->mt76, NULL, len); |
| if (!skb) |
| return ERR_PTR(-ENOMEM); |
| |
| skb_put_data(skb, &hdr, sizeof(hdr)); |
| |
| tlv = bersa_mcu_add_uni_tlv(skb, UNI_HDR_TRANS_EN, sizeof(*req_en)); |
| req_en = (struct hdr_trans_en *)tlv; |
| req_en->enable = hdr_trans; |
| |
| tlv = bersa_mcu_add_uni_tlv(skb, UNI_HDR_TRANS_VLAN, |
| sizeof(struct hdr_trans_vlan)); |
| |
| if (hdr_trans) { |
| tlv = bersa_mcu_add_uni_tlv(skb, UNI_HDR_TRANS_BLACKLIST, |
| sizeof(*req_blacklist)); |
| req_blacklist = (struct hdr_trans_blacklist *)tlv; |
| req_blacklist->enable = 1; |
| req_blacklist->type = cpu_to_le16(ETH_P_PAE); |
| } |
| |
| return mt76_mcu_skb_send_msg(&dev->mt76, skb, |
| MCU_WM_UNI_CMD(RX_HDR_TRANS), true); |
| } |
| |
| int bersa_mcu_set_scs(struct bersa_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 bersa_mcu_set_tx(struct bersa_dev *dev, struct ieee80211_vif *vif) |
| { |
| struct bersa_vif *mvif = (struct bersa_vif *)vif->drv_priv; |
| struct { |
| u8 bss_idx; |
| u8 __rsv[3]; |
| } __packed hdr = { |
| .bss_idx = mvif->mt76.idx, |
| }; |
| struct sk_buff *skb; |
| int len = sizeof(hdr) + IEEE80211_NUM_ACS * sizeof(struct edca); |
| int ac; |
| |
| skb = mt76_mcu_msg_alloc(&dev->mt76, NULL, len); |
| if (!skb) |
| return ERR_PTR(-ENOMEM); |
| |
| skb_put_data(skb, &hdr, sizeof(hdr)); |
| |
| for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) { |
| struct ieee80211_tx_queue_params *q = &mvif->queue_params[ac]; |
| struct edca *e; |
| struct tlv *tlv; |
| |
| tlv = bersa_mcu_add_uni_tlv(skb, MCU_EDCA_AC_PARAM, sizeof(*e)); |
| |
| e = (struct edca *)tlv; |
| e->set = WMM_PARAM_SET; |
| e->queue = ac + mvif->mt76.wmm_idx * BERSA_MAX_WMM_SETS; |
| e->aifs = q->aifs; |
| e->txop = cpu_to_le16(q->txop); |
| |
| if (q->cw_min) |
| e->cw_min = fls(q->cw_min); |
| else |
| e->cw_min = 5; |
| |
| if (q->cw_max) |
| e->cw_max = cpu_to_le16(fls(q->cw_max)); |
| else |
| e->cw_max = cpu_to_le16(10); |
| } |
| return mt76_mcu_skb_send_msg(&dev->mt76, skb, |
| MCU_WM_UNI_CMD(EDCA), true); |
| } |
| |
| int bersa_mcu_set_fcc5_lpn(struct bersa_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 bersa_mcu_set_pulse_th(struct bersa_dev *dev, |
| const struct bersa_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 bersa_mcu_set_radar_th(struct bersa_dev *dev, int index, |
| const struct bersa_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); |
| } |
| |
| static int |
| bersa_mcu_background_chain_ctrl(struct bersa_phy *phy, |
| struct cfg80211_chan_def *chandef, |
| int cmd) |
| { |
| struct bersa_dev *dev = phy->dev; |
| struct mt76_phy *mphy = phy->mt76; |
| struct ieee80211_channel *chan = mphy->chandef.chan; |
| int freq = mphy->chandef.center_freq1; |
| struct bersa_mcu_background_chain_ctrl req = { |
| .monitor_scan_type = 2, /* simple rx */ |
| }; |
| |
| if (!chandef && cmd != CH_SWITCH_BACKGROUND_SCAN_STOP) |
| return -EINVAL; |
| |
| if (!cfg80211_chandef_valid(&mphy->chandef)) |
| return -EINVAL; |
| |
| switch (cmd) { |
| case CH_SWITCH_BACKGROUND_SCAN_START: { |
| req.chan = chan->hw_value; |
| req.central_chan = ieee80211_frequency_to_channel(freq); |
| req.bw = mt76_connac_chan_bw(&mphy->chandef); |
| req.monitor_chan = chandef->chan->hw_value; |
| req.monitor_central_chan = |
| ieee80211_frequency_to_channel(chandef->center_freq1); |
| req.monitor_bw = mt76_connac_chan_bw(chandef); |
| req.band_idx = phy->band_idx; |
| req.scan_mode = 1; |
| break; |
| } |
| case CH_SWITCH_BACKGROUND_SCAN_RUNNING: |
| req.monitor_chan = chandef->chan->hw_value; |
| req.monitor_central_chan = |
| ieee80211_frequency_to_channel(chandef->center_freq1); |
| req.band_idx = phy->band_idx; |
| req.scan_mode = 2; |
| break; |
| case CH_SWITCH_BACKGROUND_SCAN_STOP: |
| req.chan = chan->hw_value; |
| req.central_chan = ieee80211_frequency_to_channel(freq); |
| req.bw = mt76_connac_chan_bw(&mphy->chandef); |
| req.tx_stream = hweight8(mphy->antenna_mask); |
| req.rx_stream = mphy->antenna_mask; |
| break; |
| default: |
| return -EINVAL; |
| } |
| req.band = chandef ? chandef->chan->band == NL80211_BAND_5GHZ : 1; |
| |
| return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(OFFCH_SCAN_CTRL), |
| &req, sizeof(req), false); |
| } |
| |
| int bersa_mcu_rdd_background_enable(struct bersa_phy *phy, |
| struct cfg80211_chan_def *chandef) |
| { |
| struct bersa_dev *dev = phy->dev; |
| int err, region; |
| |
| if (!chandef) { /* disable offchain */ |
| err = bersa_mcu_rdd_cmd(dev, RDD_STOP, MT_RX_SEL2, |
| 0, 0); |
| if (err) |
| return err; |
| |
| return bersa_mcu_background_chain_ctrl(phy, NULL, |
| CH_SWITCH_BACKGROUND_SCAN_STOP); |
| } |
| |
| err = bersa_mcu_background_chain_ctrl(phy, chandef, |
| CH_SWITCH_BACKGROUND_SCAN_START); |
| if (err) |
| return err; |
| |
| switch (dev->mt76.region) { |
| case NL80211_DFS_ETSI: |
| region = 0; |
| break; |
| case NL80211_DFS_JP: |
| region = 2; |
| break; |
| case NL80211_DFS_FCC: |
| default: |
| region = 1; |
| break; |
| } |
| |
| return bersa_mcu_rdd_cmd(dev, RDD_START, MT_RX_SEL2, |
| 0, region); |
| } |
| |
| int bersa_mcu_set_chan_info(struct bersa_phy *phy, int tag) |
| { |
| struct bersa_dev *dev = phy->dev; |
| struct cfg80211_chan_def *chandef = &phy->mt76->chandef; |
| int freq1 = chandef->center_freq1; |
| u8 phy_idx = bersa_get_phy_id(phy); |
| u16 chainshift; |
| struct { |
| /* fixed field */ |
| u8 __rsv[4]; |
| |
| /* TLV*/ |
| __u16 tag; |
| __u16 len; |
| 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[53]; |
| } __packed req = { |
| .tag = cpu_to_le16(tag), |
| .len = cpu_to_le16(sizeof(req) - 4), |
| .control_ch = chandef->chan->hw_value, |
| .center_ch = ieee80211_frequency_to_channel(freq1), |
| .bw = mt76_connac_chan_bw(chandef), |
| .tx_streams_num = hweight8(phy->mt76->antenna_mask), |
| .rx_streams = phy->mt76->antenna_mask, |
| .band_idx = phy->band_idx, |
| .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 (phy_idx == MT_MAIN_PHY) |
| chainshift = 0; |
| else if (phy_idx == MT_EXT_PHY) |
| chainshift = dev->chain_shift_ext; |
| else |
| chainshift = dev->chain_shift_tri; |
| |
| req.rx_streams >>= chainshift; |
| } |
| #endif |
| |
| if (phy->mt76->hw->conf.flags & IEEE80211_CONF_OFFCHANNEL) |
| req.switch_reason = CH_SWITCH_SCAN_BYPASS_DPD; |
| else if (phy->mt76->hw->conf.radar_enabled && |
| chandef->chan->dfs_state != NL80211_DFS_AVAILABLE) |
| req.switch_reason = CH_SWITCH_DFS; |
| else |
| req.switch_reason = CH_SWITCH_NORMAL; |
| |
| if (tag == UNI_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, MCU_WMWA_UNI_CMD(CHANNEL_SWITCH), |
| &req, sizeof(req), true); |
| } |
| |
| static int bersa_mcu_set_eeprom_flash(struct bersa_dev *dev) |
| { |
| #define MAX_PAGE_IDX_MASK GENMASK(7, 5) |
| #define PAGE_IDX_MASK GENMASK(4, 2) |
| #define PER_PAGE_SIZE 0x400 |
| struct bersa_mcu_eeprom req = { |
| .tag = cpu_to_le16(UNI_EFUSE_BUFFER_MODE), |
| .buffer_mode = EE_MODE_BUFFER |
| }; |
| u16 eeprom_size = BERSA_EEPROM_SIZE; |
| u8 total = DIV_ROUND_UP(eeprom_size, PER_PAGE_SIZE); |
| u8 *eep = (u8 *)dev->mt76.eeprom.data; |
| int eep_len, i; |
| |
| for (i = 0; i < total; i++, eep += eep_len) { |
| struct sk_buff *skb; |
| int ret, msg_len; |
| |
| if (i == total - 1 && !!(eeprom_size % PER_PAGE_SIZE)) |
| eep_len = eeprom_size % PER_PAGE_SIZE; |
| else |
| eep_len = PER_PAGE_SIZE; |
| |
| msg_len = sizeof(req) + eep_len; |
| skb = mt76_mcu_msg_alloc(&dev->mt76, NULL, msg_len); |
| if (!skb) |
| return -ENOMEM; |
| |
| req.len = cpu_to_le16(msg_len - 4); |
| req.format = FIELD_PREP(MAX_PAGE_IDX_MASK, total - 1) | |
| FIELD_PREP(PAGE_IDX_MASK, i) | EE_FORMAT_WHOLE; |
| req.buf_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_WM_UNI_CMD(EFUSE_CTRL), true); |
| if (ret) |
| return ret; |
| } |
| |
| return 0; |
| } |
| |
| int bersa_mcu_set_eeprom(struct bersa_dev *dev) |
| { |
| struct bersa_mcu_eeprom req = { |
| .tag = cpu_to_le16(UNI_EFUSE_BUFFER_MODE), |
| .len = cpu_to_le16(sizeof(req) - 4), |
| .buffer_mode = EE_MODE_EFUSE, |
| .format = EE_FORMAT_WHOLE |
| }; |
| |
| if (dev->flash_mode) |
| return bersa_mcu_set_eeprom_flash(dev); |
| |
| return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(EFUSE_CTRL), |
| &req, sizeof(req), true); |
| } |
| |
| int bersa_mcu_get_eeprom(struct bersa_dev *dev, u32 offset) |
| { |
| struct bersa_mcu_eeprom_info req = { |
| .addr = cpu_to_le32(round_down(offset, |
| BERSA_EEPROM_BLOCK_SIZE)), |
| }; |
| struct bersa_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 bersa_mcu_eeprom_info *)skb->data; |
| buf = dev->mt76.eeprom.data + le32_to_cpu(res->addr); |
| memcpy(buf, res->data, BERSA_EEPROM_BLOCK_SIZE); |
| dev_kfree_skb(skb); |
| |
| return 0; |
| } |
| |
| int bersa_mcu_get_eeprom_free_block(struct bersa_dev *dev, u8 *block_num) |
| { |
| struct { |
| u8 _rsv; |
| u8 version; |
| u8 die_idx; |
| u8 _rsv2; |
| } __packed req = { |
| .version = 1, |
| }; |
| struct sk_buff *skb; |
| int ret; |
| |
| ret = mt76_mcu_send_and_get_msg(&dev->mt76, MCU_EXT_QUERY(EFUSE_FREE_BLOCK), &req, |
| sizeof(req), true, &skb); |
| if (ret) |
| return ret; |
| |
| *block_num = *(u8 *)skb->data; |
| dev_kfree_skb(skb); |
| |
| return 0; |
| } |
| |
| static int bersa_mcu_set_pre_cal(struct bersa_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 bersa_mcu_apply_group_cal(struct bersa_dev *dev) |
| { |
| u8 idx = 0, *cal = dev->cal, *eep = dev->mt76.eeprom.data; |
| u32 total = MT_EE_CAL_GROUP_SIZE; |
| |
| if (1 || !(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 = bersa_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 bersa_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 bersa_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 = bersa_find_freq_idx(freq_list, ARRAY_SIZE(freq_list), |
| freq + 10); |
| if (idx >= 0) |
| return idx; |
| |
| idx = bersa_find_freq_idx(freq_list, ARRAY_SIZE(freq_list), |
| freq - 10); |
| if (idx >= 0) |
| return idx; |
| } |
| |
| return bersa_find_freq_idx(freq_list, ARRAY_SIZE(freq_list), freq); |
| } |
| |
| int bersa_mcu_apply_tx_dpd(struct bersa_phy *phy) |
| { |
| struct bersa_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 (1 || !(eep[MT_EE_DO_PRE_CAL] & MT_EE_WIFI_CAL_DPD)) |
| return 0; |
| |
| idx = bersa_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 = bersa_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 bersa_mcu_get_chan_mib_info(struct bersa_phy *phy, bool chan_switch) |
| { |
| struct { |
| struct { |
| u8 band; |
| u8 __rsv[3]; |
| } hdr; |
| struct { |
| __le16 tag; |
| __le16 len; |
| __le32 offs; |
| } data[4]; |
| } __packed req = { |
| .hdr.band = phy->band_idx, |
| }; |
| /* strict order */ |
| static const u32 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 bersa_dev *dev = phy->dev; |
| struct bersa_mcu_mib *res; |
| struct sk_buff *skb; |
| int i, ret; |
| |
| for (i = 0; i < 4; i++) { |
| req.data[i].tag = cpu_to_le16(UNI_CMD_MIB_DATA); |
| req.data[i].len = cpu_to_le16(sizeof(req.data[i])); |
| req.data[i].offs = cpu_to_le32(offs[i]); |
| } |
| |
| ret = mt76_mcu_send_and_get_msg(&dev->mt76, MCU_WM_UNI_CMD(GET_MIB_INFO), |
| &req, sizeof(req), true, &skb); |
| if (ret) |
| return ret; |
| |
| skb_pull(skb, sizeof(req.hdr)); |
| |
| res = (struct bersa_mcu_mib *)(skb->data); |
| |
| 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 bersa_mcu_get_temperature(struct bersa_phy *phy) |
| { |
| struct bersa_dev *dev = phy->dev; |
| struct { |
| u8 ctrl_id; |
| u8 action; |
| u8 band; |
| u8 rsv[5]; |
| } req = { |
| .ctrl_id = THERMAL_SENSOR_TEMP_QUERY, |
| .band = phy->band_idx, |
| }; |
| |
| return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(THERMAL_CTRL), &req, |
| sizeof(req), true); |
| } |
| |
| int bersa_mcu_set_thermal_throttling(struct bersa_phy *phy, u8 state) |
| { |
| struct bersa_dev *dev = phy->dev; |
| struct { |
| struct bersa_mcu_thermal_ctrl ctrl; |
| |
| __le32 trigger_temp; |
| __le32 restore_temp; |
| __le16 sustain_time; |
| u8 rsv[2]; |
| } __packed req = { |
| .ctrl = { |
| .band_idx = phy->band_idx, |
| }, |
| }; |
| int level; |
| |
| 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 /= 2; |
| |
| ret = mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(THERMAL_PROT), |
| &req, sizeof(req.ctrl), false); |
| if (ret) |
| return ret; |
| } |
| |
| /* set high-temperature trigger threshold */ |
| req.ctrl.ctrl_id = THERMAL_PROTECT_ENABLE; |
| /* add a safety margin ~10 */ |
| req.restore_temp = cpu_to_le32(phy->throttle_temp[0] - 10); |
| req.trigger_temp = cpu_to_le32(phy->throttle_temp[1]); |
| req.sustain_time = cpu_to_le16(10); |
| |
| 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); |
| } |
| |
| #if 0 |
| int bersa_mcu_set_txpower_sku(struct bersa_phy *phy) |
| { |
| struct bersa_dev *dev = phy->dev; |
| struct mt76_phy *mphy = phy->mt76; |
| struct ieee80211_hw *hw = mphy->hw; |
| struct bersa_sku_val { |
| u8 format_id; |
| u8 limit_type; |
| u8 band; |
| s8 val[BERSA_SKU_RATE_NUM]; |
| } __packed req = { |
| .format_id = 4, |
| .band = phy->band_idx, |
| }; |
| struct mt76_power_limits limits_array; |
| s8 *la = (s8 *)&limits_array; |
| int i, idx, n_chains = hweight8(mphy->antenna_mask); |
| int tx_power = hw->conf.power_level * 2; |
| |
| tx_power = mt76_get_sar_power(mphy, mphy->chandef.chan, |
| tx_power); |
| tx_power -= 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(bersa_sku_group_len); i++) { |
| u8 mcs_num, len = bersa_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); |
| } |
| #endif |
| |
| int bersa_mcu_get_txpower_sku(struct bersa_phy *phy, s8 *txpower, int len) |
| { |
| #define RATE_POWER_INFO 2 |
| struct bersa_dev *dev = phy->dev; |
| struct { |
| u8 _rsv[4]; |
| |
| __le16 tag; |
| __le16 len; |
| |
| u8 format_id; |
| u8 category; |
| u8 band; |
| u8 _rsv2; |
| } __packed req = { |
| .tag = cpu_to_le16(UNI_TXPOWER_SHOW_INFO), |
| .len = cpu_to_le16(sizeof(req) - 4), |
| .format_id = 7, |
| .category = RATE_POWER_INFO, |
| .band = phy->band_idx, |
| }; |
| s8 res[BERSA_SKU_RATE_NUM][3]; |
| struct sk_buff *skb; |
| int ret, i; |
| |
| ret = mt76_mcu_send_and_get_msg(&dev->mt76, MCU_WM_UNI_CMD(TXPOWER), |
| &req, sizeof(req), true, &skb); |
| if (ret) |
| return ret; |
| |
| /* TODO: support EHT rates */ |
| skb_pull(skb, 4 + sizeof(struct tlv)); |
| memcpy(res, skb->data, sizeof(res)); |
| for (i = 0; i < len; i++) |
| txpower[i] = res[i][req.band]; |
| |
| dev_kfree_skb(skb); |
| |
| return 0; |
| } |
| |
| int bersa_mcu_set_test_param(struct bersa_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 bersa_mcu_set_sku_en(struct bersa_phy *phy, bool enable) |
| { |
| struct bersa_dev *dev = phy->dev; |
| struct bersa_sku { |
| u8 format_id; |
| u8 sku_enable; |
| u8 band; |
| u8 rsv; |
| } __packed req = { |
| .format_id = 0, |
| .band = phy->band_idx, |
| .sku_enable = enable, |
| }; |
| |
| return mt76_mcu_send_msg(&dev->mt76, |
| MCU_EXT_CMD(TX_POWER_FEATURE_CTRL), &req, |
| sizeof(req), true); |
| } |
| |
| int bersa_mcu_set_ser(struct bersa_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 bersa_mcu_set_txbf(struct bersa_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 bersa_mcu_add_obss_spr(struct bersa_dev *dev, struct ieee80211_vif *vif, |
| bool enable) |
| { |
| #define MT_SPR_ENABLE 1 |
| struct bersa_vif *mvif = (struct bersa_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->mt76.band_idx, |
| .val = cpu_to_le32(enable), |
| }; |
| |
| return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(SET_SPR), &req, |
| sizeof(req), true); |
| } |
| |
| int bersa_mcu_get_rx_rate(struct bersa_phy *phy, struct ieee80211_vif *vif, |
| struct ieee80211_sta *sta, struct rate_info *rate) |
| { |
| struct bersa_vif *mvif = (struct bersa_vif *)vif->drv_priv; |
| struct bersa_sta *msta = (struct bersa_sta *)sta->drv_priv; |
| struct bersa_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->mt76.band_idx, |
| .wcid = cpu_to_le16(msta->wcid.idx), |
| }; |
| struct ieee80211_supported_band *sband; |
| struct bersa_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 bersa_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; |
| } |
| |
| int bersa_mcu_update_bss_color(struct bersa_dev *dev, struct ieee80211_vif *vif, |
| struct cfg80211_he_bss_color *he_bss_color) |
| { |
| int len = sizeof(struct bss_req_hdr) + sizeof(struct bss_color_tlv); |
| struct bersa_vif *mvif = (struct bersa_vif *)vif->drv_priv; |
| struct bss_color_tlv *bss_color; |
| struct sk_buff *skb; |
| struct tlv *tlv; |
| |
| skb = __bersa_mcu_alloc_bss_req(&dev->mt76, &mvif->mt76, len); |
| if (IS_ERR(skb)) |
| return PTR_ERR(skb); |
| |
| tlv = mt76_connac_mcu_add_tlv(skb, UNI_BSS_INFO_BSS_COLOR, |
| sizeof(*bss_color)); |
| bss_color = (struct bss_color_tlv *)tlv; |
| bss_color->enable = he_bss_color->enabled; |
| bss_color->color = he_bss_color->color; |
| |
| return mt76_mcu_skb_send_msg(&dev->mt76, skb, |
| MCU_WMWA_UNI_CMD(BSS_INFO_UPDATE), true); |
| } |
| |
| #define TWT_AGRT_TRIGGER BIT(0) |
| #define TWT_AGRT_ANNOUNCE BIT(1) |
| #define TWT_AGRT_PROTECT BIT(2) |
| |
| int bersa_mcu_twt_agrt_update(struct bersa_dev *dev, |
| struct bersa_vif *mvif, |
| struct bersa_twt_flow *flow, |
| int cmd) |
| { |
| struct { |
| u8 tbl_idx; |
| u8 cmd; |
| u8 own_mac_idx; |
| u8 flowid; /* 0xff for group id */ |
| __le16 peer_id; /* specify the peer_id (msb=0) |
| * or group_id (msb=1) |
| */ |
| u8 duration; /* 256 us */ |
| u8 bss_idx; |
| __le64 start_tsf; |
| __le16 mantissa; |
| u8 exponent; |
| u8 is_ap; |
| u8 agrt_params; |
| u8 rsv[23]; |
| } __packed req = { |
| .tbl_idx = flow->table_id, |
| .cmd = cmd, |
| .own_mac_idx = mvif->mt76.omac_idx, |
| .flowid = flow->id, |
| .peer_id = cpu_to_le16(flow->wcid), |
| .duration = flow->duration, |
| .bss_idx = mvif->mt76.idx, |
| .start_tsf = cpu_to_le64(flow->tsf), |
| .mantissa = flow->mantissa, |
| .exponent = flow->exp, |
| .is_ap = true, |
| }; |
| |
| if (flow->protection) |
| req.agrt_params |= TWT_AGRT_PROTECT; |
| if (!flow->flowtype) |
| req.agrt_params |= TWT_AGRT_ANNOUNCE; |
| if (flow->trigger) |
| req.agrt_params |= TWT_AGRT_TRIGGER; |
| |
| return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(TWT_AGRT_UPDATE), |
| &req, sizeof(req), true); |
| } |
| |
| |
| void bersa_mcu_set_pm(void *priv, u8 *mac, struct ieee80211_vif *vif) |
| { |
| #define EXIT_PM_STATE 0 |
| #define ENTER_PM_STATE 1 |
| struct ieee80211_hw *hw = priv; |
| struct bersa_dev *dev = bersa_hw_dev(hw); |
| struct bersa_phy *phy = bersa_hw_phy(hw); |
| struct bersa_vif *mvif = (struct bersa_vif *)vif->drv_priv; |
| struct bss_power_save *ps; |
| struct sk_buff *skb; |
| struct tlv *tlv; |
| bool running = test_bit(MT76_STATE_RUNNING, &phy->mt76->state); |
| |
| skb = __bersa_mcu_alloc_bss_req(&dev->mt76, &mvif->mt76, |
| BERSA_BSS_UPDATE_MAX_SIZE); |
| if (IS_ERR(skb)) |
| return; |
| |
| tlv = bersa_mcu_add_uni_tlv(skb, UNI_BSS_INFO_PS, sizeof(*ps)); |
| ps = (struct bss_power_save *)tlv; |
| ps->profile = running ? EXIT_PM_STATE : ENTER_PM_STATE; |
| |
| mt76_mcu_skb_send_msg(&dev->mt76, skb, |
| MCU_WMWA_UNI_CMD(BSS_INFO_UPDATE), true); |
| } |
| |
| int bersa_mcu_set_rts_thresh(struct bersa_phy *phy, u32 val) |
| { |
| struct { |
| u8 band_idx; |
| u8 _rsv[3]; |
| |
| __le16 tag; |
| __le16 len; |
| __le32 len_thresh; |
| __le32 pkt_thresh; |
| } __packed req = { |
| .band_idx = phy->band_idx, |
| .tag = cpu_to_le16(UNI_BAND_CONFIG_RTS_THRESHOLD), |
| .len = cpu_to_le16(sizeof(req) - 4), |
| .len_thresh = cpu_to_le32(val), |
| .pkt_thresh = cpu_to_le32(0x2), |
| }; |
| |
| return mt76_mcu_send_msg(&phy->dev->mt76, MCU_WM_UNI_CMD(BAND_CONFIG), |
| &req, sizeof(req), true); |
| } |
| |
| int bersa_mcu_set_radio_en(struct bersa_phy *phy, bool enable) |
| { |
| struct { |
| u8 band_idx; |
| u8 _rsv[3]; |
| |
| __le16 tag; |
| __le16 len; |
| u8 enable; |
| u8 _rsv2[3]; |
| } __packed req = { |
| .band_idx = phy->band_idx, |
| .tag = cpu_to_le16(UNI_BAND_CONFIG_RADIO_ENABLE), |
| .len = cpu_to_le16(sizeof(req) - 4), |
| .enable = enable, |
| }; |
| |
| return mt76_mcu_send_msg(&phy->dev->mt76, MCU_WM_UNI_CMD(BAND_CONFIG), |
| &req, sizeof(req), true); |
| } |
| |
| int bersa_mcu_set_edcca_thresh(struct bersa_phy *phy) |
| { |
| struct { |
| u8 band_idx; |
| u8 _rsv[3]; |
| |
| __le16 tag; |
| __le16 len; |
| u8 thresh[3]; |
| u8 fginit; |
| } __packed req = { |
| .band_idx = phy->band_idx, |
| .tag = cpu_to_le16(UNI_BAND_CONFIG_EDCCA_THRESHOLD), |
| .len = cpu_to_le16(sizeof(req) - 4), |
| .thresh = {0x7f, 0x7f, 0x7f}, |
| .fginit = 1, |
| }; |
| |
| return mt76_mcu_send_msg(&phy->dev->mt76, MCU_WM_UNI_CMD(BAND_CONFIG), |
| &req, sizeof(req), true); |
| } |
| |
| int bersa_mcu_set_edcca_en(struct bersa_phy *phy, bool enable) |
| { |
| struct { |
| u8 band_idx; |
| u8 _rsv[3]; |
| |
| __le16 tag; |
| __le16 len; |
| u8 enable; |
| u8 _rsv2[3]; |
| } __packed req = { |
| .band_idx = phy->band_idx, |
| .tag = cpu_to_le16(UNI_BAND_CONFIG_EDCCA_ENABLE), |
| .len = cpu_to_le16(sizeof(req) - 4), |
| .enable = enable, |
| }; |
| |
| return mt76_mcu_send_msg(&phy->dev->mt76, MCU_WM_UNI_CMD(BAND_CONFIG), |
| &req, sizeof(req), true); |
| } |
| |
| int bersa_mcu_rdd_cmd(struct bersa_dev *dev, int cmd, u8 index, |
| u8 rx_sel, u8 val) |
| { |
| struct { |
| u8 _rsv[4]; |
| |
| __le16 tag; |
| __le16 len; |
| |
| u8 ctrl; |
| u8 rdd_idx; |
| u8 rdd_rx_sel; |
| u8 val; |
| u8 rsv[4]; |
| } __packed req = { |
| .tag = cpu_to_le16(UNI_RDD_CTRL_PARM), |
| .len = cpu_to_le16(sizeof(req) - 4), |
| .ctrl = cmd, |
| .rdd_idx = index, |
| .rdd_rx_sel = rx_sel, |
| .val = val, |
| }; |
| |
| /* Todo: check return value. return 0 is bellwether workaround. |
| Bellwether does not enable RDD. |
| */ |
| mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(RDD_CTRL), |
| &req, sizeof(req), true); |
| return 0; |
| } |