2023-06-05 15:29:34

by Shayne Chen

[permalink] [raw]
Subject: [PATCH v3 09/10] wifi: mt76: mt7996: add muru support

From: MeiChia Chiu <[email protected]>

Add sta_rec_muru() fw command to support MU-MIMO and OFDMA features.

Signed-off-by: MeiChia Chiu <[email protected]>
Signed-off-by: Shayne Chen <[email protected]>
---
.../wireless/mediatek/mt76/mt76_connac_mcu.h | 3 +-
.../net/wireless/mediatek/mt76/mt7996/mcu.c | 56 ++++++++++++++++++-
2 files changed, 57 insertions(+), 2 deletions(-)

diff --git a/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.h b/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.h
index 3790d68525e5..48bced4e2e5d 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.h
+++ b/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.h
@@ -519,7 +519,8 @@ struct sta_rec_muru {
u8 uo_ra;
u8 he_2x996_tone;
u8 rx_t_frame_11ac;
- u8 rsv[3];
+ u8 rx_ctrl_frame_to_mbss;
+ u8 rsv[2];
} ofdma_ul;

struct {
diff --git a/drivers/net/wireless/mediatek/mt76/mt7996/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7996/mcu.c
index 20519bffce21..611f6450520b 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7996/mcu.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7996/mcu.c
@@ -1101,6 +1101,59 @@ mt7996_mcu_sta_amsdu_tlv(struct mt7996_dev *dev, struct sk_buff *skb,
}
}

+static void
+mt7996_mcu_sta_muru_tlv(struct mt7996_dev *dev, struct sk_buff *skb,
+ struct ieee80211_vif *vif, struct ieee80211_sta *sta)
+{
+ struct ieee80211_he_cap_elem *elem = &sta->deflink.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 = vif->bss_conf.eht_mu_beamformer ||
+ vif->bss_conf.he_mu_beamformer ||
+ vif->bss_conf.vht_mu_beamformer ||
+ vif->bss_conf.vht_mu_beamformee;
+ muru->cfg.ofdma_dl_en = true;
+
+ if (sta->deflink.vht_cap.vht_supported)
+ muru->mimo_dl.vht_mu_bfee =
+ !!(sta->deflink.vht_cap.cap & IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE);
+
+ if (!sta->deflink.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->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->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 inline bool
mt7996_is_ebf_supported(struct mt7996_phy *phy, struct ieee80211_vif *vif,
struct ieee80211_sta *sta, bool bfee)
@@ -1778,7 +1831,8 @@ int mt7996_mcu_add_sta(struct mt7996_dev *dev, struct ieee80211_vif *vif,
mt7996_mcu_sta_he_6g_tlv(skb, sta);
/* starec eht */
mt7996_mcu_sta_eht_tlv(skb, sta);
- /* TODO: starec muru */
+ /* starec muru */
+ mt7996_mcu_sta_muru_tlv(dev, skb, vif, sta);
/* starec bfee */
mt7996_mcu_sta_bfee_tlv(dev, skb, vif, sta);
/* starec hdr trans */
--
2.39.2