2023-01-09 17:07:32

by Shayne Chen

[permalink] [raw]
Subject: [PATCH 12/13] wifi: mt76: mt7996: enable EHT support in firmware

Add sta_rec_eht command and extend phymode setting.

Co-developed-by: Peter Chiu <[email protected]>
Signed-off-by: Peter Chiu <[email protected]>
Signed-off-by: Shayne Chen <[email protected]>
---
.../net/wireless/mediatek/mt76/mt7996/mcu.c | 41 ++++++++++++++++---
.../net/wireless/mediatek/mt76/mt7996/mcu.h | 16 ++++++++
2 files changed, 52 insertions(+), 5 deletions(-)

diff --git a/drivers/net/wireless/mediatek/mt76/mt7996/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7996/mcu.c
index c74124af381e..016ba341e956 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7996/mcu.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7996/mcu.c
@@ -771,9 +771,8 @@ mt7996_mcu_bss_basic_tlv(struct sk_buff *skb,
bss->dtim_period = vif->bss_conf.dtim_period;
bss->phymode = mt76_connac_get_phy_mode(phy, vif,
chandef->chan->band, NULL);
-
- if (chandef->chan->band == NL80211_BAND_6GHZ)
- bss->phymode_ext |= PHY_MODE_AX_6G;
+ bss->phymode_ext = mt76_connac_get_phy_mode_ext(phy, vif,
+ chandef->chan->band);

return 0;
}
@@ -951,6 +950,35 @@ mt7996_mcu_sta_he_6g_tlv(struct sk_buff *skb, struct ieee80211_sta *sta)
he_6g->capa = sta->deflink.he_6ghz_capa.capa;
}

+static void
+mt7996_mcu_sta_eht_tlv(struct sk_buff *skb, struct ieee80211_sta *sta)
+{
+ struct ieee80211_eht_mcs_nss_supp *mcs_map;
+ struct ieee80211_eht_cap_elem_fixed *elem;
+ struct sta_rec_eht *eht;
+ struct tlv *tlv;
+
+ if (!sta->deflink.eht_cap.has_eht)
+ return;
+
+ mcs_map = &sta->deflink.eht_cap.eht_mcs_nss_supp;
+ elem = &sta->deflink.eht_cap.eht_cap_elem;
+
+ tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_EHT, sizeof(*eht));
+
+ eht = (struct sta_rec_eht *)tlv;
+ eht->tid_bitmap = 0xff;
+ eht->mac_cap = cpu_to_le16(*(u16 *)elem->mac_cap_info);
+ eht->phy_cap = cpu_to_le64(*(u64 *)elem->phy_cap_info);
+ eht->phy_cap_ext = cpu_to_le64(elem->phy_cap_info[8]);
+
+ if (sta->deflink.bandwidth == IEEE80211_STA_RX_BW_20)
+ memcpy(eht->mcs_map_bw20, &mcs_map->only_20mhz, sizeof(eht->mcs_map_bw20));
+ memcpy(eht->mcs_map_bw80, &mcs_map->bw._80, sizeof(eht->mcs_map_bw80));
+ memcpy(eht->mcs_map_bw160, &mcs_map->bw._160, sizeof(eht->mcs_map_bw160));
+ memcpy(eht->mcs_map_bw320, &mcs_map->bw._320, sizeof(eht->mcs_map_bw320));
+}
+
static void
mt7996_mcu_sta_ht_tlv(struct sk_buff *skb, struct ieee80211_sta *sta)
{
@@ -1436,8 +1464,9 @@ mt7996_mcu_sta_rate_ctrl_tlv(struct sk_buff *skb, struct mt7996_dev *dev,
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->deflink.bandwidth;
- ra->phy.bw = sta->deflink.bandwidth;
+ ra->bw = (sta->deflink.bandwidth == IEEE80211_STA_RX_BW_320) ?
+ CMD_CBW_320MHZ : sta->deflink.bandwidth;
+ ra->phy.bw = ra->bw;
ra->mmps_mode = mt7996_mcu_get_mmps_mode(sta->deflink.smps_mode);

if (supp_rate) {
@@ -1619,6 +1648,8 @@ int mt7996_mcu_add_sta(struct mt7996_dev *dev, struct ieee80211_vif *vif,
mt7996_mcu_sta_he_tlv(skb, sta);
/* starec he 6g*/
mt7996_mcu_sta_he_6g_tlv(skb, sta);
+ /* starec eht */
+ mt7996_mcu_sta_eht_tlv(skb, sta);
/* TODO: starec muru */
/* starec bfee */
mt7996_mcu_sta_bfee_tlv(dev, skb, vif, sta);
diff --git a/drivers/net/wireless/mediatek/mt76/mt7996/mcu.h b/drivers/net/wireless/mediatek/mt76/mt7996/mcu.h
index 6084b2337598..dd0c5ac52703 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7996/mcu.h
+++ b/drivers/net/wireless/mediatek/mt76/mt7996/mcu.h
@@ -347,6 +347,21 @@ struct sta_rec_ba_uni {
u8 __rsv[3];
} __packed;

+struct sta_rec_eht {
+ __le16 tag;
+ __le16 len;
+ u8 tid_bitmap;
+ u8 _rsv;
+ __le16 mac_cap;
+ __le64 phy_cap;
+ __le64 phy_cap_ext;
+ u8 mcs_map_bw20[4];
+ u8 mcs_map_bw80[3];
+ u8 mcs_map_bw160[3];
+ u8 mcs_map_bw320[3];
+ u8 _rsv2[3];
+} __packed;
+
struct sec_key_uni {
__le16 wlan_idx;
u8 mgmt_prot;
@@ -554,6 +569,7 @@ enum {
sizeof(struct sta_rec_sec) + \
sizeof(struct sta_rec_ra_fixed) + \
sizeof(struct sta_rec_he_6g_capa) + \
+ sizeof(struct sta_rec_eht) + \
sizeof(struct sta_rec_hdrt) + \
sizeof(struct sta_rec_hdr_trans) + \
sizeof(struct tlv))
--
2.25.1