Commit c1d6dd5d authored by Shayne Chen's avatar Shayne Chen Committed by Felix Fietkau
Browse files

wifi: mt76: mt7996: Add mt7996_mcu_teardown_mld_sta rouine 



mt7996_mcu_teardown_mld_sta is used to remove MLO configuration from the
MCU. This is a preliminary patch to enable MLO for MT7996 driver

Co-developed-by: default avatarBo Jiao <Bo.Jiao@mediatek.com>
Signed-off-by: default avatarBo Jiao <Bo.Jiao@mediatek.com>
Co-developed-by: default avatarPeter Chiu <chui-hao.chiu@mediatek.com>
Signed-off-by: default avatarPeter Chiu <chui-hao.chiu@mediatek.com>
Signed-off-by: default avatarShayne Chen <shayne.chen@mediatek.com>
Co-developed-by: default avatarLorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: default avatarLorenzo Bianconi <lorenzo@kernel.org>
Link: https://patch.msgid.link/20250312-b4-mt7996-mlo-p2-v1-3-015b3d6fd928@kernel.org


Signed-off-by: default avatarFelix Fietkau <nbd@nbd.name>
parent 00cef41d

drivers/net/wireless/mediatek/mt76/mt7996/main.c

+9 −3
Original line number Diff line number Diff line
@@ -1017,6 +1017,7 @@ mt7996_mac_sta_event(struct mt7996_dev *dev, struct ieee80211_vif *vif, 
		     struct ieee80211_sta *sta, enum mt76_sta_event ev)

{

	struct mt7996_sta *msta = (struct mt7996_sta *)sta->drv_priv;

	unsigned long links = sta->valid_links;

	struct ieee80211_link_sta *link_sta;

	unsigned int link_id;
@@ -1067,11 +1068,16 @@ mt7996_mac_sta_event(struct mt7996_dev *dev, struct ieee80211_vif *vif, 
				mt7996_mac_twt_teardown_flow(dev, link,

							     msta_link, i);



			mt7996_mcu_add_sta(dev, link_conf, link_sta, link,

					   msta_link, CONN_STATE_DISCONNECT,

					   false);

			if (sta->mlo && links == BIT(link_id)) /* last link */

				mt7996_mcu_teardown_mld_sta(dev, link,

							    msta_link);

			else

				mt7996_mcu_add_sta(dev, link_conf, link_sta,

						   link, msta_link,

						   CONN_STATE_DISCONNECT, false);

			msta_link->wcid.sta_disabled = 1;

			msta_link->wcid.sta = 0;

			links = links & ~BIT(link_id);

			break;

		}

	}

drivers/net/wireless/mediatek/mt76/mt7996/mcu.c

+18 −0
Original line number Diff line number Diff line
@@ -2346,6 +2346,24 @@ int mt7996_mcu_add_sta(struct mt7996_dev *dev, 
				     MCU_WMWA_UNI_CMD(STA_REC_UPDATE), true);

}



int mt7996_mcu_teardown_mld_sta(struct mt7996_dev *dev,

				struct mt7996_vif_link *link,

				struct mt7996_sta_link *msta_link)

{

	struct sk_buff *skb;



	skb = __mt76_connac_mcu_alloc_sta_req(&dev->mt76, &link->mt76,

					      &msta_link->wcid,

					      MT7996_STA_UPDATE_MAX_SIZE);

	if (IS_ERR(skb))

		return PTR_ERR(skb);



	mt76_connac_mcu_add_tlv(skb, STA_REC_MLD_OFF, sizeof(struct tlv));



	return mt76_mcu_skb_send_msg(&dev->mt76, skb,

				     MCU_WMWA_UNI_CMD(STA_REC_UPDATE), true);

}



static int

mt7996_mcu_sta_key_tlv(struct mt76_wcid *wcid,

		       struct sk_buff *skb,

drivers/net/wireless/mediatek/mt76/mt7996/mt7996.h

+3 −0
Original line number Diff line number Diff line
@@ -578,6 +578,9 @@ int mt7996_mcu_add_sta(struct mt7996_dev *dev, 
		       struct mt7996_vif_link *link,

		       struct mt7996_sta_link *msta_link,

		       int conn_state, bool newly);

int mt7996_mcu_teardown_mld_sta(struct mt7996_dev *dev,

				struct mt7996_vif_link *link,

				struct mt7996_sta_link *msta_link);

int mt7996_mcu_add_tx_ba(struct mt7996_dev *dev,

			 struct ieee80211_ampdu_params *params,

			 bool add);