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mt76_connac_mcu.c
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// SPDX-License-Identifier: ISC
/* Copyright (C) 2020 MediaTek Inc. */
#include <linux/firmware.h>
#include "mt76_connac2_mac.h"
#include "mt76_connac_mcu.h"
int mt76_connac_mcu_start_firmware(struct mt76_dev *dev, u32 addr, u32 option)
{
struct {
__le32 option;
__le32 addr;
} req = {
.option = cpu_to_le32(option),
.addr = cpu_to_le32(addr),
};
return mt76_mcu_send_msg(dev, MCU_CMD(FW_START_REQ), &req,
sizeof(req), true);
}
EXPORT_SYMBOL_GPL(mt76_connac_mcu_start_firmware);
int mt76_connac_mcu_patch_sem_ctrl(struct mt76_dev *dev, bool get)
{
u32 op = get ? PATCH_SEM_GET : PATCH_SEM_RELEASE;
struct {
__le32 op;
} req = {
.op = cpu_to_le32(op),
};
return mt76_mcu_send_msg(dev, MCU_CMD(PATCH_SEM_CONTROL),
&req, sizeof(req), true);
}
EXPORT_SYMBOL_GPL(mt76_connac_mcu_patch_sem_ctrl);
int mt76_connac_mcu_start_patch(struct mt76_dev *dev)
{
struct {
u8 check_crc;
u8 reserved[3];
} req = {
.check_crc = 0,
};
return mt76_mcu_send_msg(dev, MCU_CMD(PATCH_FINISH_REQ),
&req, sizeof(req), true);
}
EXPORT_SYMBOL_GPL(mt76_connac_mcu_start_patch);
#define MCU_PATCH_ADDRESS 0x200000
int mt76_connac_mcu_init_download(struct mt76_dev *dev, u32 addr, u32 len,
u32 mode)
{
struct {
__le32 addr;
__le32 len;
__le32 mode;
} req = {
.addr = cpu_to_le32(addr),
.len = cpu_to_le32(len),
.mode = cpu_to_le32(mode),
};
int cmd;
if ((!is_connac_v1(dev) && addr == MCU_PATCH_ADDRESS) ||
(is_mt7921(dev) && addr == 0x900000) ||
(is_mt7925(dev) && (addr == 0x900000 || addr == 0xe0002800)) ||
(is_mt7996(dev) && addr == 0x900000) ||
(is_mt7992(dev) && addr == 0x900000))
cmd = MCU_CMD(PATCH_START_REQ);
else
cmd = MCU_CMD(TARGET_ADDRESS_LEN_REQ);
return mt76_mcu_send_msg(dev, cmd, &req, sizeof(req), true);
}
EXPORT_SYMBOL_GPL(mt76_connac_mcu_init_download);
int mt76_connac_mcu_set_channel_domain(struct mt76_phy *phy)
{
int len, i, n_max_channels, n_2ch = 0, n_5ch = 0, n_6ch = 0;
struct mt76_connac_mcu_channel_domain {
u8 alpha2[4]; /* regulatory_request.alpha2 */
u8 bw_2g; /* BW_20_40M 0
* BW_20M 1
* BW_20_40_80M 2
* BW_20_40_80_160M 3
* BW_20_40_80_8080M 4
*/
u8 bw_5g;
u8 bw_6g;
u8 pad;
u8 n_2ch;
u8 n_5ch;
u8 n_6ch;
u8 pad2;
} __packed hdr = {
.bw_2g = 0,
.bw_5g = 3, /* BW_20_40_80_160M */
.bw_6g = 3,
};
struct mt76_connac_mcu_chan {
__le16 hw_value;
__le16 pad;
__le32 flags;
} __packed channel;
struct mt76_dev *dev = phy->dev;
struct ieee80211_channel *chan;
struct sk_buff *skb;
n_max_channels = phy->sband_2g.sband.n_channels +
phy->sband_5g.sband.n_channels +
phy->sband_6g.sband.n_channels;
len = sizeof(hdr) + n_max_channels * sizeof(channel);
skb = mt76_mcu_msg_alloc(dev, NULL, len);
if (!skb)
return -ENOMEM;
skb_reserve(skb, sizeof(hdr));
for (i = 0; i < phy->sband_2g.sband.n_channels; i++) {
chan = &phy->sband_2g.sband.channels[i];
if (chan->flags & IEEE80211_CHAN_DISABLED)
continue;
channel.hw_value = cpu_to_le16(chan->hw_value);
channel.flags = cpu_to_le32(chan->flags);
channel.pad = 0;
skb_put_data(skb, &channel, sizeof(channel));
n_2ch++;
}
for (i = 0; i < phy->sband_5g.sband.n_channels; i++) {
chan = &phy->sband_5g.sband.channels[i];
if (chan->flags & IEEE80211_CHAN_DISABLED)
continue;
channel.hw_value = cpu_to_le16(chan->hw_value);
channel.flags = cpu_to_le32(chan->flags);
channel.pad = 0;
skb_put_data(skb, &channel, sizeof(channel));
n_5ch++;
}
for (i = 0; i < phy->sband_6g.sband.n_channels; i++) {
chan = &phy->sband_6g.sband.channels[i];
if (chan->flags & IEEE80211_CHAN_DISABLED)
continue;
channel.hw_value = cpu_to_le16(chan->hw_value);
channel.flags = cpu_to_le32(chan->flags);
channel.pad = 0;
skb_put_data(skb, &channel, sizeof(channel));
n_6ch++;
}
BUILD_BUG_ON(sizeof(dev->alpha2) > sizeof(hdr.alpha2));
memcpy(hdr.alpha2, dev->alpha2, sizeof(dev->alpha2));
hdr.n_2ch = n_2ch;
hdr.n_5ch = n_5ch;
hdr.n_6ch = n_6ch;
memcpy(__skb_push(skb, sizeof(hdr)), &hdr, sizeof(hdr));
return mt76_mcu_skb_send_msg(dev, skb, MCU_CE_CMD(SET_CHAN_DOMAIN),
false);
}
EXPORT_SYMBOL_GPL(mt76_connac_mcu_set_channel_domain);
int mt76_connac_mcu_set_mac_enable(struct mt76_dev *dev, int band, bool enable,
bool hdr_trans)
{
struct {
u8 enable;
u8 band;
u8 rsv[2];
} __packed req_mac = {
.enable = enable,
.band = band,
};
return mt76_mcu_send_msg(dev, MCU_EXT_CMD(MAC_INIT_CTRL), &req_mac,
sizeof(req_mac), true);
}
EXPORT_SYMBOL_GPL(mt76_connac_mcu_set_mac_enable);
int mt76_connac_mcu_set_vif_ps(struct mt76_dev *dev, struct ieee80211_vif *vif)
{
struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv;
struct {
u8 bss_idx;
u8 ps_state; /* 0: device awake
* 1: static power save
* 2: dynamic power saving
*/
} req = {
.bss_idx = mvif->idx,
.ps_state = vif->cfg.ps ? 2 : 0,
};
if (vif->type != NL80211_IFTYPE_STATION)
return -EOPNOTSUPP;
return mt76_mcu_send_msg(dev, MCU_CE_CMD(SET_PS_PROFILE),
&req, sizeof(req), false);
}
EXPORT_SYMBOL_GPL(mt76_connac_mcu_set_vif_ps);
int mt76_connac_mcu_set_rts_thresh(struct mt76_dev *dev, u32 val, u8 band)
{
struct {
u8 prot_idx;
u8 band;
u8 rsv[2];
__le32 len_thresh;
__le32 pkt_thresh;
} __packed req = {
.prot_idx = 1,
.band = band,
.len_thresh = cpu_to_le32(val),
.pkt_thresh = cpu_to_le32(0x2),
};
return mt76_mcu_send_msg(dev, MCU_EXT_CMD(PROTECT_CTRL), &req,
sizeof(req), true);
}
EXPORT_SYMBOL_GPL(mt76_connac_mcu_set_rts_thresh);
void mt76_connac_mcu_beacon_loss_iter(void *priv, u8 *mac,
struct ieee80211_vif *vif)
{
struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv;
struct mt76_connac_beacon_loss_event *event = priv;
if (mvif->idx != event->bss_idx)
return;
if (!(vif->driver_flags & IEEE80211_VIF_BEACON_FILTER))
return;
ieee80211_beacon_loss(vif);
}
EXPORT_SYMBOL_GPL(mt76_connac_mcu_beacon_loss_iter);
struct tlv *
mt76_connac_mcu_add_nested_tlv(struct sk_buff *skb, int tag, int len,
void *sta_ntlv, void *sta_wtbl)
{
struct sta_ntlv_hdr *ntlv_hdr = sta_ntlv;
struct tlv *sta_hdr = sta_wtbl;
struct tlv *ptlv, tlv = {
.tag = cpu_to_le16(tag),
.len = cpu_to_le16(len),
};
u16 ntlv;
ptlv = skb_put_zero(skb, len);
memcpy(ptlv, &tlv, sizeof(tlv));
ntlv = le16_to_cpu(ntlv_hdr->tlv_num);
ntlv_hdr->tlv_num = cpu_to_le16(ntlv + 1);
if (sta_hdr) {
len += le16_to_cpu(sta_hdr->len);
sta_hdr->len = cpu_to_le16(len);
}
return ptlv;
}
EXPORT_SYMBOL_GPL(mt76_connac_mcu_add_nested_tlv);
struct sk_buff *
__mt76_connac_mcu_alloc_sta_req(struct mt76_dev *dev, struct mt76_vif *mvif,
struct mt76_wcid *wcid, int len)
{
struct sta_req_hdr hdr = {
.bss_idx = mvif->idx,
.muar_idx = wcid ? mvif->omac_idx : 0,
.is_tlv_append = 1,
};
struct sk_buff *skb;
if (wcid && !wcid->sta)
hdr.muar_idx = 0xe;
mt76_connac_mcu_get_wlan_idx(dev, wcid, &hdr.wlan_idx_lo,
&hdr.wlan_idx_hi);
skb = mt76_mcu_msg_alloc(dev, NULL, len);
if (!skb)
return ERR_PTR(-ENOMEM);
skb_put_data(skb, &hdr, sizeof(hdr));
return skb;
}
EXPORT_SYMBOL_GPL(__mt76_connac_mcu_alloc_sta_req);
struct wtbl_req_hdr *
mt76_connac_mcu_alloc_wtbl_req(struct mt76_dev *dev, struct mt76_wcid *wcid,
int cmd, void *sta_wtbl, struct sk_buff **skb)
{
struct tlv *sta_hdr = sta_wtbl;
struct wtbl_req_hdr hdr = {
.operation = cmd,
};
struct sk_buff *nskb = *skb;
mt76_connac_mcu_get_wlan_idx(dev, wcid, &hdr.wlan_idx_lo,
&hdr.wlan_idx_hi);
if (!nskb) {
nskb = mt76_mcu_msg_alloc(dev, NULL,
MT76_CONNAC_WTBL_UPDATE_MAX_SIZE);
if (!nskb)
return ERR_PTR(-ENOMEM);
*skb = nskb;
}
if (sta_hdr)
le16_add_cpu(&sta_hdr->len, sizeof(hdr));
return skb_put_data(nskb, &hdr, sizeof(hdr));
}
EXPORT_SYMBOL_GPL(mt76_connac_mcu_alloc_wtbl_req);
void mt76_connac_mcu_bss_omac_tlv(struct sk_buff *skb,
struct ieee80211_vif *vif)
{
struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv;
u8 omac_idx = mvif->omac_idx;
struct bss_info_omac *omac;
struct tlv *tlv;
u32 type = 0;
switch (vif->type) {
case NL80211_IFTYPE_MONITOR:
case NL80211_IFTYPE_MESH_POINT:
case NL80211_IFTYPE_AP:
if (vif->p2p)
type = CONNECTION_P2P_GO;
else
type = CONNECTION_INFRA_AP;
break;
case NL80211_IFTYPE_STATION:
if (vif->p2p)
type = CONNECTION_P2P_GC;
else
type = CONNECTION_INFRA_STA;
break;
case NL80211_IFTYPE_ADHOC:
type = CONNECTION_IBSS_ADHOC;
break;
default:
WARN_ON(1);
break;
}
tlv = mt76_connac_mcu_add_tlv(skb, BSS_INFO_OMAC, sizeof(*omac));
omac = (struct bss_info_omac *)tlv;
omac->conn_type = cpu_to_le32(type);
omac->omac_idx = mvif->omac_idx;
omac->band_idx = mvif->band_idx;
omac->hw_bss_idx = omac_idx > EXT_BSSID_START ? HW_BSSID_0 : omac_idx;
}
EXPORT_SYMBOL_GPL(mt76_connac_mcu_bss_omac_tlv);
void mt76_connac_mcu_sta_basic_tlv(struct mt76_dev *dev, struct sk_buff *skb,
struct ieee80211_vif *vif,
struct ieee80211_sta *sta,
bool enable, bool newly)
{
struct sta_rec_basic *basic;
struct tlv *tlv;
int conn_type;
tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_BASIC, sizeof(*basic));
basic = (struct sta_rec_basic *)tlv;
basic->extra_info = cpu_to_le16(EXTRA_INFO_VER);
if (enable) {
if (newly)
basic->extra_info |= cpu_to_le16(EXTRA_INFO_NEW);
basic->conn_state = CONN_STATE_PORT_SECURE;
} else {
basic->conn_state = CONN_STATE_DISCONNECT;
}
if (!sta) {
basic->conn_type = cpu_to_le32(CONNECTION_INFRA_BC);
if (vif->type == NL80211_IFTYPE_STATION &&
!is_zero_ether_addr(vif->bss_conf.bssid)) {
memcpy(basic->peer_addr, vif->bss_conf.bssid, ETH_ALEN);
basic->aid = cpu_to_le16(vif->cfg.aid);
} else {
eth_broadcast_addr(basic->peer_addr);
}
return;
}
switch (vif->type) {
case NL80211_IFTYPE_MESH_POINT:
case NL80211_IFTYPE_AP:
if (vif->p2p && !is_mt7921(dev))
conn_type = CONNECTION_P2P_GC;
else
conn_type = CONNECTION_INFRA_STA;
basic->conn_type = cpu_to_le32(conn_type);
basic->aid = cpu_to_le16(sta->aid);
break;
case NL80211_IFTYPE_STATION:
if (vif->p2p && !is_mt7921(dev))
conn_type = CONNECTION_P2P_GO;
else
conn_type = CONNECTION_INFRA_AP;
basic->conn_type = cpu_to_le32(conn_type);
basic->aid = cpu_to_le16(vif->cfg.aid);
break;
case NL80211_IFTYPE_ADHOC:
basic->conn_type = cpu_to_le32(CONNECTION_IBSS_ADHOC);
basic->aid = cpu_to_le16(sta->aid);
break;
default:
WARN_ON(1);
break;
}
memcpy(basic->peer_addr, sta->addr, ETH_ALEN);
basic->qos = sta->wme;
}
EXPORT_SYMBOL_GPL(mt76_connac_mcu_sta_basic_tlv);
void mt76_connac_mcu_sta_uapsd(struct sk_buff *skb, struct ieee80211_vif *vif,
struct ieee80211_sta *sta)
{
struct sta_rec_uapsd *uapsd;
struct tlv *tlv;
if (vif->type != NL80211_IFTYPE_AP || !sta->wme)
return;
tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_APPS, sizeof(*uapsd));
uapsd = (struct sta_rec_uapsd *)tlv;
if (sta->uapsd_queues & IEEE80211_WMM_IE_STA_QOSINFO_AC_VO) {
uapsd->dac_map |= BIT(3);
uapsd->tac_map |= BIT(3);
}
if (sta->uapsd_queues & IEEE80211_WMM_IE_STA_QOSINFO_AC_VI) {
uapsd->dac_map |= BIT(2);
uapsd->tac_map |= BIT(2);
}
if (sta->uapsd_queues & IEEE80211_WMM_IE_STA_QOSINFO_AC_BE) {
uapsd->dac_map |= BIT(1);
uapsd->tac_map |= BIT(1);
}
if (sta->uapsd_queues & IEEE80211_WMM_IE_STA_QOSINFO_AC_BK) {
uapsd->dac_map |= BIT(0);
uapsd->tac_map |= BIT(0);
}
uapsd->max_sp = sta->max_sp;
}
EXPORT_SYMBOL_GPL(mt76_connac_mcu_sta_uapsd);
void mt76_connac_mcu_wtbl_hdr_trans_tlv(struct sk_buff *skb,
struct ieee80211_vif *vif,
struct mt76_wcid *wcid,
void *sta_wtbl, void *wtbl_tlv)
{
struct wtbl_hdr_trans *htr;
struct tlv *tlv;
tlv = mt76_connac_mcu_add_nested_tlv(skb, WTBL_HDR_TRANS,
sizeof(*htr),
wtbl_tlv, sta_wtbl);
htr = (struct wtbl_hdr_trans *)tlv;
htr->no_rx_trans = true;
if (vif->type == NL80211_IFTYPE_STATION)
htr->to_ds = true;
else
htr->from_ds = true;
if (!wcid)
return;
htr->no_rx_trans = !test_bit(MT_WCID_FLAG_HDR_TRANS, &wcid->flags);
if (test_bit(MT_WCID_FLAG_4ADDR, &wcid->flags)) {
htr->to_ds = true;
htr->from_ds = true;
}
}
EXPORT_SYMBOL_GPL(mt76_connac_mcu_wtbl_hdr_trans_tlv);
int mt76_connac_mcu_sta_update_hdr_trans(struct mt76_dev *dev,
struct ieee80211_vif *vif,
struct mt76_wcid *wcid, int cmd)
{
struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv;
struct wtbl_req_hdr *wtbl_hdr;
struct tlv *sta_wtbl;
struct sk_buff *skb;
skb = mt76_connac_mcu_alloc_sta_req(dev, mvif, wcid);
if (IS_ERR(skb))
return PTR_ERR(skb);
sta_wtbl = mt76_connac_mcu_add_tlv(skb, STA_REC_WTBL,
sizeof(struct tlv));
wtbl_hdr = mt76_connac_mcu_alloc_wtbl_req(dev, wcid, WTBL_SET,
sta_wtbl, &skb);
if (IS_ERR(wtbl_hdr))
return PTR_ERR(wtbl_hdr);
mt76_connac_mcu_wtbl_hdr_trans_tlv(skb, vif, wcid, sta_wtbl, wtbl_hdr);
return mt76_mcu_skb_send_msg(dev, skb, cmd, true);
}
EXPORT_SYMBOL_GPL(mt76_connac_mcu_sta_update_hdr_trans);
int mt76_connac_mcu_wtbl_update_hdr_trans(struct mt76_dev *dev,
struct ieee80211_vif *vif,
struct ieee80211_sta *sta)
{
struct mt76_wcid *wcid = (struct mt76_wcid *)sta->drv_priv;
struct wtbl_req_hdr *wtbl_hdr;
struct sk_buff *skb = NULL;
wtbl_hdr = mt76_connac_mcu_alloc_wtbl_req(dev, wcid, WTBL_SET, NULL,
&skb);
if (IS_ERR(wtbl_hdr))
return PTR_ERR(wtbl_hdr);
mt76_connac_mcu_wtbl_hdr_trans_tlv(skb, vif, wcid, NULL, wtbl_hdr);
return mt76_mcu_skb_send_msg(dev, skb, MCU_EXT_CMD(WTBL_UPDATE), true);
}
EXPORT_SYMBOL_GPL(mt76_connac_mcu_wtbl_update_hdr_trans);
void mt76_connac_mcu_wtbl_generic_tlv(struct mt76_dev *dev,
struct sk_buff *skb,
struct ieee80211_vif *vif,
struct ieee80211_sta *sta,
void *sta_wtbl, void *wtbl_tlv)
{
struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv;
struct wtbl_generic *generic;
struct wtbl_rx *rx;
struct wtbl_spe *spe;
struct tlv *tlv;
tlv = mt76_connac_mcu_add_nested_tlv(skb, WTBL_GENERIC,
sizeof(*generic),
wtbl_tlv, sta_wtbl);
generic = (struct wtbl_generic *)tlv;
if (sta) {
if (vif->type == NL80211_IFTYPE_STATION)
generic->partial_aid = cpu_to_le16(vif->cfg.aid);
else
generic->partial_aid = cpu_to_le16(sta->aid);
memcpy(generic->peer_addr, sta->addr, ETH_ALEN);
generic->muar_idx = mvif->omac_idx;
generic->qos = sta->wme;
} else {
if (!is_connac_v1(dev) && vif->type == NL80211_IFTYPE_STATION)
memcpy(generic->peer_addr, vif->bss_conf.bssid,
ETH_ALEN);
else
eth_broadcast_addr(generic->peer_addr);
generic->muar_idx = 0xe;
}
tlv = mt76_connac_mcu_add_nested_tlv(skb, WTBL_RX, sizeof(*rx),
wtbl_tlv, sta_wtbl);
rx = (struct wtbl_rx *)tlv;
rx->rca1 = sta ? vif->type != NL80211_IFTYPE_AP : 1;
rx->rca2 = 1;
rx->rv = 1;
if (!is_connac_v1(dev))
return;
tlv = mt76_connac_mcu_add_nested_tlv(skb, WTBL_SPE, sizeof(*spe),
wtbl_tlv, sta_wtbl);
spe = (struct wtbl_spe *)tlv;
spe->spe_idx = 24;
}
EXPORT_SYMBOL_GPL(mt76_connac_mcu_wtbl_generic_tlv);
static void
mt76_connac_mcu_sta_amsdu_tlv(struct sk_buff *skb, struct ieee80211_sta *sta,
struct ieee80211_vif *vif)
{
struct mt76_wcid *wcid = (struct mt76_wcid *)sta->drv_priv;
struct sta_rec_amsdu *amsdu;
struct tlv *tlv;
if (vif->type != NL80211_IFTYPE_AP &&
vif->type != NL80211_IFTYPE_STATION)
return;
if (!sta->deflink.agg.max_amsdu_len)
return;
tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_HW_AMSDU, sizeof(*amsdu));
amsdu = (struct sta_rec_amsdu *)tlv;
amsdu->max_amsdu_num = 8;
amsdu->amsdu_en = true;
amsdu->max_mpdu_size = sta->deflink.agg.max_amsdu_len >=
IEEE80211_MAX_MPDU_LEN_VHT_7991;
wcid->amsdu = true;
}
#define HE_PHY(p, c) u8_get_bits(c, IEEE80211_HE_PHY_##p)
#define HE_MAC(m, c) u8_get_bits(c, IEEE80211_HE_MAC_##m)
static void
mt76_connac_mcu_sta_he_tlv(struct sk_buff *skb, struct ieee80211_sta *sta)
{
struct ieee80211_sta_he_cap *he_cap = &sta->deflink.he_cap;
struct ieee80211_he_cap_elem *elem = &he_cap->he_cap_elem;
struct sta_rec_he *he;
struct tlv *tlv;
u32 cap = 0;
tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_HE, sizeof(*he));
he = (struct sta_rec_he *)tlv;
if (elem->mac_cap_info[0] & IEEE80211_HE_MAC_CAP0_HTC_HE)
cap |= STA_REC_HE_CAP_HTC;
if (elem->mac_cap_info[2] & IEEE80211_HE_MAC_CAP2_BSR)
cap |= STA_REC_HE_CAP_BSR;
if (elem->mac_cap_info[3] & IEEE80211_HE_MAC_CAP3_OMI_CONTROL)
cap |= STA_REC_HE_CAP_OM;
if (elem->mac_cap_info[4] & IEEE80211_HE_MAC_CAP4_AMSDU_IN_AMPDU)
cap |= STA_REC_HE_CAP_AMSDU_IN_AMPDU;
if (elem->mac_cap_info[4] & IEEE80211_HE_MAC_CAP4_BQR)
cap |= STA_REC_HE_CAP_BQR;
if (elem->phy_cap_info[0] &
(IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_2G |
IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_5G))
cap |= STA_REC_HE_CAP_BW20_RU242_SUPPORT;
if (elem->phy_cap_info[1] &
IEEE80211_HE_PHY_CAP1_LDPC_CODING_IN_PAYLOAD)
cap |= STA_REC_HE_CAP_LDPC;
if (elem->phy_cap_info[1] &
IEEE80211_HE_PHY_CAP1_HE_LTF_AND_GI_FOR_HE_PPDUS_0_8US)
cap |= STA_REC_HE_CAP_SU_PPDU_1LTF_8US_GI;
if (elem->phy_cap_info[2] &
IEEE80211_HE_PHY_CAP2_NDP_4x_LTF_AND_3_2US)
cap |= STA_REC_HE_CAP_NDP_4LTF_3DOT2MS_GI;
if (elem->phy_cap_info[2] &
IEEE80211_HE_PHY_CAP2_STBC_TX_UNDER_80MHZ)
cap |= STA_REC_HE_CAP_LE_EQ_80M_TX_STBC;
if (elem->phy_cap_info[2] &
IEEE80211_HE_PHY_CAP2_STBC_RX_UNDER_80MHZ)
cap |= STA_REC_HE_CAP_LE_EQ_80M_RX_STBC;
if (elem->phy_cap_info[6] &
IEEE80211_HE_PHY_CAP6_PARTIAL_BW_EXT_RANGE)
cap |= STA_REC_HE_CAP_PARTIAL_BW_EXT_RANGE;
if (elem->phy_cap_info[7] &
IEEE80211_HE_PHY_CAP7_HE_SU_MU_PPDU_4XLTF_AND_08_US_GI)
cap |= STA_REC_HE_CAP_SU_MU_PPDU_4LTF_8US_GI;
if (elem->phy_cap_info[7] &
IEEE80211_HE_PHY_CAP7_STBC_TX_ABOVE_80MHZ)
cap |= STA_REC_HE_CAP_GT_80M_TX_STBC;
if (elem->phy_cap_info[7] &
IEEE80211_HE_PHY_CAP7_STBC_RX_ABOVE_80MHZ)
cap |= STA_REC_HE_CAP_GT_80M_RX_STBC;
if (elem->phy_cap_info[8] &
IEEE80211_HE_PHY_CAP8_HE_ER_SU_PPDU_4XLTF_AND_08_US_GI)
cap |= STA_REC_HE_CAP_ER_SU_PPDU_4LTF_8US_GI;
if (elem->phy_cap_info[8] &
IEEE80211_HE_PHY_CAP8_HE_ER_SU_1XLTF_AND_08_US_GI)
cap |= STA_REC_HE_CAP_ER_SU_PPDU_1LTF_8US_GI;
if (elem->phy_cap_info[9] &
IEEE80211_HE_PHY_CAP9_NON_TRIGGERED_CQI_FEEDBACK)
cap |= STA_REC_HE_CAP_TRIG_CQI_FK;
if (elem->phy_cap_info[9] &
IEEE80211_HE_PHY_CAP9_TX_1024_QAM_LESS_THAN_242_TONE_RU)
cap |= STA_REC_HE_CAP_TX_1024QAM_UNDER_RU242;
if (elem->phy_cap_info[9] &
IEEE80211_HE_PHY_CAP9_RX_1024_QAM_LESS_THAN_242_TONE_RU)
cap |= STA_REC_HE_CAP_RX_1024QAM_UNDER_RU242;
he->he_cap = cpu_to_le32(cap);
switch (sta->deflink.bandwidth) {
case IEEE80211_STA_RX_BW_160:
if (elem->phy_cap_info[0] &
IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G)
he->max_nss_mcs[CMD_HE_MCS_BW8080] =
he_cap->he_mcs_nss_supp.rx_mcs_80p80;
he->max_nss_mcs[CMD_HE_MCS_BW160] =
he_cap->he_mcs_nss_supp.rx_mcs_160;
fallthrough;
default:
he->max_nss_mcs[CMD_HE_MCS_BW80] =
he_cap->he_mcs_nss_supp.rx_mcs_80;
break;
}
he->t_frame_dur =
HE_MAC(CAP1_TF_MAC_PAD_DUR_MASK, elem->mac_cap_info[1]);
he->max_ampdu_exp =
HE_MAC(CAP3_MAX_AMPDU_LEN_EXP_MASK, elem->mac_cap_info[3]);
he->bw_set =
HE_PHY(CAP0_CHANNEL_WIDTH_SET_MASK, elem->phy_cap_info[0]);
he->device_class =
HE_PHY(CAP1_DEVICE_CLASS_A, elem->phy_cap_info[1]);
he->punc_pream_rx =
HE_PHY(CAP1_PREAMBLE_PUNC_RX_MASK, elem->phy_cap_info[1]);
he->dcm_tx_mode =
HE_PHY(CAP3_DCM_MAX_CONST_TX_MASK, elem->phy_cap_info[3]);
he->dcm_tx_max_nss =
HE_PHY(CAP3_DCM_MAX_TX_NSS_2, elem->phy_cap_info[3]);
he->dcm_rx_mode =
HE_PHY(CAP3_DCM_MAX_CONST_RX_MASK, elem->phy_cap_info[3]);
he->dcm_rx_max_nss =
HE_PHY(CAP3_DCM_MAX_RX_NSS_2, elem->phy_cap_info[3]);
he->dcm_rx_max_nss =
HE_PHY(CAP8_DCM_MAX_RU_MASK, elem->phy_cap_info[8]);
he->pkt_ext = 2;
}
void
mt76_connac_mcu_sta_he_tlv_v2(struct sk_buff *skb, struct ieee80211_sta *sta)
{
struct ieee80211_sta_he_cap *he_cap = &sta->deflink.he_cap;
struct ieee80211_he_cap_elem *elem = &he_cap->he_cap_elem;
struct sta_rec_he_v2 *he;
struct tlv *tlv;
tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_HE_V2, sizeof(*he));
he = (struct sta_rec_he_v2 *)tlv;
memcpy(he->he_phy_cap, elem->phy_cap_info, sizeof(he->he_phy_cap));
memcpy(he->he_mac_cap, elem->mac_cap_info, sizeof(he->he_mac_cap));
switch (sta->deflink.bandwidth) {
case IEEE80211_STA_RX_BW_160:
if (elem->phy_cap_info[0] &
IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G)
he->max_nss_mcs[CMD_HE_MCS_BW8080] =
he_cap->he_mcs_nss_supp.rx_mcs_80p80;
he->max_nss_mcs[CMD_HE_MCS_BW160] =
he_cap->he_mcs_nss_supp.rx_mcs_160;
fallthrough;
default:
he->max_nss_mcs[CMD_HE_MCS_BW80] =
he_cap->he_mcs_nss_supp.rx_mcs_80;
break;
}
he->pkt_ext = IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_16US;
}
EXPORT_SYMBOL_GPL(mt76_connac_mcu_sta_he_tlv_v2);
u8
mt76_connac_get_phy_mode_v2(struct mt76_phy *mphy, struct ieee80211_vif *vif,
enum nl80211_band band, struct ieee80211_sta *sta)
{
struct ieee80211_sta_ht_cap *ht_cap;
struct ieee80211_sta_vht_cap *vht_cap;
const struct ieee80211_sta_he_cap *he_cap;
const struct ieee80211_sta_eht_cap *eht_cap;
u8 mode = 0;
if (sta) {
ht_cap = &sta->deflink.ht_cap;
vht_cap = &sta->deflink.vht_cap;
he_cap = &sta->deflink.he_cap;
eht_cap = &sta->deflink.eht_cap;
} else {
struct ieee80211_supported_band *sband;
sband = mphy->hw->wiphy->bands[band];
ht_cap = &sband->ht_cap;
vht_cap = &sband->vht_cap;
he_cap = ieee80211_get_he_iftype_cap(sband, vif->type);
eht_cap = ieee80211_get_eht_iftype_cap(sband, vif->type);
}
if (band == NL80211_BAND_2GHZ) {
mode |= PHY_TYPE_BIT_HR_DSSS | PHY_TYPE_BIT_ERP;
if (ht_cap->ht_supported)
mode |= PHY_TYPE_BIT_HT;
if (he_cap && he_cap->has_he)
mode |= PHY_TYPE_BIT_HE;
if (eht_cap && eht_cap->has_eht)
mode |= PHY_TYPE_BIT_BE;
} else if (band == NL80211_BAND_5GHZ || band == NL80211_BAND_6GHZ) {
mode |= PHY_TYPE_BIT_OFDM;
if (ht_cap->ht_supported)
mode |= PHY_TYPE_BIT_HT;
if (vht_cap->vht_supported)
mode |= PHY_TYPE_BIT_VHT;
if (he_cap && he_cap->has_he)
mode |= PHY_TYPE_BIT_HE;
if (eht_cap && eht_cap->has_eht)
mode |= PHY_TYPE_BIT_BE;
}
return mode;
}
EXPORT_SYMBOL_GPL(mt76_connac_get_phy_mode_v2);
void mt76_connac_mcu_sta_tlv(struct mt76_phy *mphy, struct sk_buff *skb,
struct ieee80211_sta *sta,
struct ieee80211_vif *vif,
u8 rcpi, u8 sta_state)
{
struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv;
struct cfg80211_chan_def *chandef = mvif->ctx ?
&mvif->ctx->def : &mphy->chandef;
enum nl80211_band band = chandef->chan->band;
struct mt76_dev *dev = mphy->dev;
struct sta_rec_ra_info *ra_info;
struct sta_rec_state *state;
struct sta_rec_phy *phy;
struct tlv *tlv;
u16 supp_rates;
/* starec ht */
if (sta->deflink.ht_cap.ht_supported) {
struct sta_rec_ht *ht;
tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_HT, sizeof(*ht));
ht = (struct sta_rec_ht *)tlv;
ht->ht_cap = cpu_to_le16(sta->deflink.ht_cap.cap);
}
/* starec vht */
if (sta->deflink.vht_cap.vht_supported) {
struct sta_rec_vht *vht;
int len;
len = is_mt7921(dev) ? sizeof(*vht) : sizeof(*vht) - 4;
tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_VHT, len);
vht = (struct sta_rec_vht *)tlv;
vht->vht_cap = cpu_to_le32(sta->deflink.vht_cap.cap);
vht->vht_rx_mcs_map = sta->deflink.vht_cap.vht_mcs.rx_mcs_map;
vht->vht_tx_mcs_map = sta->deflink.vht_cap.vht_mcs.tx_mcs_map;
}
/* starec uapsd */
mt76_connac_mcu_sta_uapsd(skb, vif, sta);
if (!is_mt7921(dev))
return;
if (sta->deflink.ht_cap.ht_supported || sta->deflink.he_cap.has_he)
mt76_connac_mcu_sta_amsdu_tlv(skb, sta, vif);
/* starec he */
if (sta->deflink.he_cap.has_he) {
mt76_connac_mcu_sta_he_tlv(skb, sta);
mt76_connac_mcu_sta_he_tlv_v2(skb, sta);
if (band == NL80211_BAND_6GHZ &&
sta_state == MT76_STA_INFO_STATE_ASSOC) {
struct sta_rec_he_6g_capa *he_6g_capa;
tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_HE_6G,
sizeof(*he_6g_capa));
he_6g_capa = (struct sta_rec_he_6g_capa *)tlv;
he_6g_capa->capa = sta->deflink.he_6ghz_capa.capa;
}
}
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);
phy->rcpi = rcpi;
phy->ampdu = FIELD_PREP(IEEE80211_HT_AMPDU_PARM_FACTOR,
sta->deflink.ht_cap.ampdu_factor) |
FIELD_PREP(IEEE80211_HT_AMPDU_PARM_DENSITY,
sta->deflink.ht_cap.ampdu_density);
tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_RA, sizeof(*ra_info));
ra_info = (struct sta_rec_ra_info *)tlv;
supp_rates = sta->deflink.supp_rates[band];
if (band == NL80211_BAND_2GHZ)
supp_rates = FIELD_PREP(RA_LEGACY_OFDM, supp_rates >> 4) |
FIELD_PREP(RA_LEGACY_CCK, supp_rates & 0xf);
else
supp_rates = FIELD_PREP(RA_LEGACY_OFDM, supp_rates);
ra_info->legacy = cpu_to_le16(supp_rates);
if (sta->deflink.ht_cap.ht_supported)
memcpy(ra_info->rx_mcs_bitmask,
sta->deflink.ht_cap.mcs.rx_mask,
HT_MCS_MASK_NUM);
tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_STATE, sizeof(*state));
state = (struct sta_rec_state *)tlv;
state->state = sta_state;
if (sta->deflink.vht_cap.vht_supported) {
state->vht_opmode = sta->deflink.bandwidth;
state->vht_opmode |= (sta->deflink.rx_nss - 1) <<
IEEE80211_OPMODE_NOTIF_RX_NSS_SHIFT;
}
}
EXPORT_SYMBOL_GPL(mt76_connac_mcu_sta_tlv);
void mt76_connac_mcu_wtbl_smps_tlv(struct sk_buff *skb,
struct ieee80211_sta *sta,
void *sta_wtbl, void *wtbl_tlv)
{
struct wtbl_smps *smps;
struct tlv *tlv;
tlv = mt76_connac_mcu_add_nested_tlv(skb, WTBL_SMPS, sizeof(*smps),
wtbl_tlv, sta_wtbl);
smps = (struct wtbl_smps *)tlv;
smps->smps = (sta->deflink.smps_mode == IEEE80211_SMPS_DYNAMIC);
}
EXPORT_SYMBOL_GPL(mt76_connac_mcu_wtbl_smps_tlv);
void mt76_connac_mcu_wtbl_ht_tlv(struct mt76_dev *dev, struct sk_buff *skb,
struct ieee80211_sta *sta, void *sta_wtbl,
void *wtbl_tlv, bool ht_ldpc, bool vht_ldpc)
{
struct wtbl_ht *ht = NULL;
struct tlv *tlv;
u32 flags = 0;
if (sta->deflink.ht_cap.ht_supported || sta->deflink.he_6ghz_capa.capa) {
tlv = mt76_connac_mcu_add_nested_tlv(skb, WTBL_HT, sizeof(*ht),
wtbl_tlv, sta_wtbl);
ht = (struct wtbl_ht *)tlv;
ht->ldpc = ht_ldpc &&
!!(sta->deflink.ht_cap.cap & IEEE80211_HT_CAP_LDPC_CODING);
if (sta->deflink.ht_cap.ht_supported) {
ht->af = sta->deflink.ht_cap.ampdu_factor;
ht->mm = sta->deflink.ht_cap.ampdu_density;
} else {
ht->af = le16_get_bits(sta->deflink.he_6ghz_capa.capa,
IEEE80211_HE_6GHZ_CAP_MAX_AMPDU_LEN_EXP);
ht->mm = le16_get_bits(sta->deflink.he_6ghz_capa.capa,
IEEE80211_HE_6GHZ_CAP_MIN_MPDU_START);
}
ht->ht = true;
}
if (sta->deflink.vht_cap.vht_supported || sta->deflink.he_6ghz_capa.capa) {
struct wtbl_vht *vht;
u8 af;
tlv = mt76_connac_mcu_add_nested_tlv(skb, WTBL_VHT,
sizeof(*vht), wtbl_tlv,
sta_wtbl);
vht = (struct wtbl_vht *)tlv;