From patchwork Tue Aug 27 09:29:59 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Felix Fietkau X-Patchwork-Id: 13779195 X-Patchwork-Delegate: nbd@nbd.name Received: from nbd.name (nbd.name [46.4.11.11]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 8AF5C19D8A4 for ; Tue, 27 Aug 2024 09:55:40 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=46.4.11.11 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724752542; cv=none; b=GdSMOYcosw7Hi1kpDgUwzMi1wxJXkLrAQ7GMXTU7BmHIs4X63uquPVN5sjsIPSVvtXyCYDnoeRvCidQU4YCXrCmJ/ByRj+wY2J8X72u4qi5+WmGE9zWQSwDVraw4AGNQMdLVoConrTZmVXFnsfb9y1k9VdMG7X4lUngWQqkywSM= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724752542; c=relaxed/simple; bh=Ub7wW+lpEFlW9sYhYWxBU5Y/2GZP1GOFMEM6PhbZPaU=; h=From:To:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=qrPYPf9HLGIA8YvnW+UoVudh8iQUc1rR0wfDPaO4phcrzWKr9lOzF8IMEEZByoFGl+3Af4c34Vg+o36cj7GS4l7AA5AqjBEiOZaSrCHR8MxOwsrxUpTAevodgI01GbZk3k9n0NOqJBqCm29/WpibuTHCR9jV8J7xA5+0dr/eIsI= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=nbd.name; spf=none smtp.mailfrom=nbd.name; dkim=pass (1024-bit key) header.d=nbd.name header.i=@nbd.name header.b=S/M6vU5K; arc=none smtp.client-ip=46.4.11.11 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=nbd.name Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=nbd.name Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=nbd.name header.i=@nbd.name header.b="S/M6vU5K" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=nbd.name; s=20160729; h=Content-Transfer-Encoding:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:To:From:Sender:Reply-To:Cc:Content-Type:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=+iCuPNzA8vAH4d4hXU4WlER5k5mfCXXDVI3hZl3VZe0=; b=S/M6vU5KAtpYchWFOg57Mre5cQ womKanTxjLE2P+ePQO8ZTXUAe0f32/NU+Dpkhqm0bXoHU0MO/aU3I6yLo4A4pMNK0+hG2l1rl7tsq dE5DZKovvHid3uAB8gvc2BNT6OE4bLSzCmc8HeEw1a/FYjnhQauU3HtpU/NzSuQw9JxQ=; Received: from p57a6f9a5.dip0.t-ipconnect.de ([87.166.249.165] helo=localhost.localdomain) by ds12 with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256 (Exim 4.96) (envelope-from ) id 1sisWm-004Ww8-00 for linux-wireless@vger.kernel.org; Tue, 27 Aug 2024 11:30:16 +0200 From: Felix Fietkau To: linux-wireless@vger.kernel.org Subject: [PATCH v2 12/24] wifi: mt76: mt7915: use mac80211 .sta_state op Date: Tue, 27 Aug 2024 11:29:59 +0200 Message-ID: <20240827093011.18621-12-nbd@nbd.name> X-Mailer: git-send-email 2.46.0 In-Reply-To: <20240827093011.18621-1-nbd@nbd.name> References: <20240827093011.18621-1-nbd@nbd.name> Precedence: bulk X-Mailing-List: linux-wireless@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Allows adding stations before assoc, though they are not passed to the firmware yet at that point. Signed-off-by: Felix Fietkau --- v2: - fix regressions in vif sta entry update - avoid using vif sta wcid for unicast tx packets - fix wcid flag update drivers/net/wireless/mediatek/mt76/mt76.h | 1 + .../wireless/mediatek/mt76/mt76_connac_mcu.c | 2 +- .../net/wireless/mediatek/mt76/mt7915/main.c | 105 +++++++++++------- .../net/wireless/mediatek/mt76/mt7915/mcu.c | 26 ++--- .../net/wireless/mediatek/mt76/mt7915/mmio.c | 1 + .../wireless/mediatek/mt76/mt7915/mt7915.h | 4 +- .../wireless/mediatek/mt76/mt7915/testmode.c | 4 +- drivers/net/wireless/mediatek/mt76/tx.c | 3 + 8 files changed, 90 insertions(+), 56 deletions(-) diff --git a/drivers/net/wireless/mediatek/mt76/mt76.h b/drivers/net/wireless/mediatek/mt76/mt76.h index f1cd9dc86b42..43e743b510ba 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76.h +++ b/drivers/net/wireless/mediatek/mt76/mt76.h @@ -347,6 +347,7 @@ struct mt76_wcid { u8 hw_key_idx2; u8 sta:1; + u8 sta_disabled:1; u8 amsdu:1; u8 phy_idx:2; u8 link_id:4; diff --git a/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c b/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c index 7afb9ac30ab9..3a575cebe4a9 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c +++ b/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c @@ -283,7 +283,7 @@ __mt76_connac_mcu_alloc_sta_req(struct mt76_dev *dev, struct mt76_vif *mvif, }; struct sk_buff *skb; - if (wcid && !wcid->sta) + if (wcid && !wcid->sta && !wcid->sta_disabled) hdr.muar_idx = 0xe; mt76_connac_mcu_get_wlan_idx(dev, wcid, &hdr.wlan_idx_lo, diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/main.c b/drivers/net/wireless/mediatek/mt76/mt7915/main.c index a89674d6b602..9bf308429db3 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/main.c +++ b/drivers/net/wireless/mediatek/mt76/mt7915/main.c @@ -274,7 +274,7 @@ static int mt7915_add_interface(struct ieee80211_hw *hw, memset(&mvif->cap, -1, sizeof(mvif->cap)); mt7915_mcu_add_bss_info(phy, vif, true); - mt7915_mcu_add_sta(dev, vif, NULL, true); + mt7915_mcu_add_sta(dev, vif, NULL, CONN_STATE_PORT_SECURE, true); rcu_assign_pointer(dev->mt76.wcid[idx], &mvif->sta.wcid); out: @@ -293,7 +293,7 @@ static void mt7915_remove_interface(struct ieee80211_hw *hw, int idx = msta->wcid.idx; mt7915_mcu_add_bss_info(phy, vif, false); - mt7915_mcu_add_sta(dev, vif, NULL, false); + mt7915_mcu_add_sta(dev, vif, NULL, CONN_STATE_DISCONNECT, false); mt76_wcid_mask_clear(dev->mt76.wcid_mask, mvif->sta.wcid.idx); mutex_lock(&dev->mt76.mutex); @@ -366,6 +366,9 @@ static int mt7915_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, int idx = key->keyidx; int err = 0; + if (sta && !wcid->sta) + return -EOPNOTSUPP; + /* The hardware does not support per-STA RX GTK, fallback * to software mode for these. */ @@ -623,7 +626,7 @@ static void mt7915_bss_info_changed(struct ieee80211_hw *hw, if (set_bss_info == 1) mt7915_mcu_add_bss_info(phy, vif, true); if (set_sta == 1) - mt7915_mcu_add_sta(dev, vif, NULL, true); + mt7915_mcu_add_sta(dev, vif, NULL, CONN_STATE_PORT_SECURE, false); if (changed & BSS_CHANGED_ERP_CTS_PROT) mt7915_mac_enable_rtscts(dev, vif, info->use_cts_prot); @@ -658,7 +661,7 @@ static void mt7915_bss_info_changed(struct ieee80211_hw *hw, if (set_bss_info == 0) mt7915_mcu_add_bss_info(phy, vif, false); if (set_sta == 0) - mt7915_mcu_add_sta(dev, vif, NULL, false); + mt7915_mcu_add_sta(dev, vif, NULL, CONN_STATE_DISCONNECT, false); mutex_unlock(&dev->mt76.mutex); } @@ -696,7 +699,7 @@ mt7915_start_ap(struct ieee80211_hw *hw, struct ieee80211_vif *vif, err = mt7915_mcu_add_bss_info(phy, vif, true); if (err) goto out; - err = mt7915_mcu_add_sta(dev, vif, NULL, true); + err = mt7915_mcu_add_sta(dev, vif, NULL, CONN_STATE_PORT_SECURE, false); out: mutex_unlock(&dev->mt76.mutex); @@ -710,7 +713,7 @@ mt7915_stop_ap(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct mt7915_dev *dev = mt7915_hw_dev(hw); mutex_lock(&dev->mt76.mutex); - mt7915_mcu_add_sta(dev, vif, NULL, false); + mt7915_mcu_add_sta(dev, vif, NULL, CONN_STATE_DISCONNECT, false); mutex_unlock(&dev->mt76.mutex); } @@ -733,8 +736,7 @@ int mt7915_mac_sta_add(struct mt76_dev *mdev, struct ieee80211_vif *vif, struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv; struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; bool ext_phy = mvif->phy != &dev->phy; - int ret, idx; - u32 addr; + int idx; idx = mt76_wcid_alloc(dev->mt76.wcid_mask, MT7915_WTBL_STA); if (idx < 0) @@ -743,25 +745,61 @@ int mt7915_mac_sta_add(struct mt76_dev *mdev, struct ieee80211_vif *vif, INIT_LIST_HEAD(&msta->rc_list); INIT_LIST_HEAD(&msta->wcid.poll_list); msta->vif = mvif; - msta->wcid.sta = 1; + msta->wcid.sta_disabled = 1; msta->wcid.idx = idx; msta->wcid.phy_idx = ext_phy; - msta->wcid.tx_info |= MT_WCID_TX_INFO_SET; msta->jiffies = jiffies; ewma_avg_signal_init(&msta->avg_ack_signal); mt7915_mac_wtbl_update(dev, idx, MT_WTBL_UPDATE_ADM_COUNT_CLEAR); + mt7915_mcu_add_sta(dev, vif, sta, CONN_STATE_DISCONNECT, true); - ret = mt7915_mcu_add_sta(dev, vif, sta, true); - if (ret) - return ret; + return 0; +} - addr = mt7915_mac_wtbl_lmac_addr(dev, msta->wcid.idx, 30); - mt76_rmw_field(dev, addr, GENMASK(7, 0), 0xa0); +int mt7915_mac_sta_event(struct mt76_dev *mdev, struct ieee80211_vif *vif, + struct ieee80211_sta *sta, enum mt76_sta_event ev) +{ + struct mt7915_dev *dev = container_of(mdev, struct mt7915_dev, mt76); + struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv; + int i, ret; + u32 addr; - return mt7915_mcu_add_rate_ctrl(dev, vif, sta, false); + switch (ev) { + case MT76_STA_EVENT_ASSOC: + ret = mt7915_mcu_add_sta(dev, vif, sta, CONN_STATE_CONNECT, true); + if (ret) + return ret; + + addr = mt7915_mac_wtbl_lmac_addr(dev, msta->wcid.idx, 30); + mt76_rmw_field(dev, addr, GENMASK(7, 0), 0xa0); + + ret = mt7915_mcu_add_rate_ctrl(dev, vif, sta, false); + if (ret) + return ret; + + msta->wcid.tx_info |= MT_WCID_TX_INFO_SET; + msta->wcid.sta = 1; + msta->wcid.sta_disabled = 0; + + return 0; + + case MT76_STA_EVENT_AUTHORIZE: + return mt7915_mcu_add_sta(dev, vif, sta, CONN_STATE_PORT_SECURE, false); + + case MT76_STA_EVENT_DISASSOC: + for (i = 0; i < ARRAY_SIZE(msta->twt.flow); i++) + mt7915_mac_twt_teardown_flow(dev, msta, i); + + mt7915_mcu_add_sta(dev, vif, sta, CONN_STATE_DISCONNECT, false); + msta->wcid.sta_disabled = 1; + msta->wcid.sta = 0; + return 0; + } + + return 0; } void mt7915_mac_sta_remove(struct mt76_dev *mdev, struct ieee80211_vif *vif, @@ -769,16 +807,10 @@ void mt7915_mac_sta_remove(struct mt76_dev *mdev, struct ieee80211_vif *vif, { struct mt7915_dev *dev = container_of(mdev, struct mt7915_dev, mt76); struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv; - int i; - - mt7915_mcu_add_sta(dev, vif, sta, false); mt7915_mac_wtbl_update(dev, msta->wcid.idx, MT_WTBL_UPDATE_ADM_COUNT_CLEAR); - for (i = 0; i < ARRAY_SIZE(msta->twt.flow); i++) - mt7915_mac_twt_teardown_flow(dev, msta, i); - spin_lock_bh(&mdev->sta_poll_lock); if (!list_empty(&msta->wcid.poll_list)) list_del_init(&msta->wcid.poll_list); @@ -885,22 +917,6 @@ mt7915_ampdu_action(struct ieee80211_hw *hw, struct ieee80211_vif *vif, return ret; } -static int -mt7915_sta_add(struct ieee80211_hw *hw, struct ieee80211_vif *vif, - struct ieee80211_sta *sta) -{ - return mt76_sta_state(hw, vif, sta, IEEE80211_STA_NOTEXIST, - IEEE80211_STA_NONE); -} - -static int -mt7915_sta_remove(struct ieee80211_hw *hw, struct ieee80211_vif *vif, - struct ieee80211_sta *sta) -{ - return mt76_sta_state(hw, vif, sta, IEEE80211_STA_NONE, - IEEE80211_STA_NOTEXIST); -} - static int mt7915_get_stats(struct ieee80211_hw *hw, struct ieee80211_low_level_stats *stats) @@ -1154,6 +1170,10 @@ static void mt7915_sta_rc_update(struct ieee80211_hw *hw, { struct mt7915_phy *phy = mt7915_hw_phy(hw); struct mt7915_dev *dev = phy->dev; + struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv; + + if (!msta->wcid.sta) + return; mt7915_sta_rc_work(&changed, sta); ieee80211_queue_work(hw, &dev->rc_work); @@ -1197,6 +1217,9 @@ static void mt7915_sta_set_4addr(struct ieee80211_hw *hw, else clear_bit(MT_WCID_FLAG_4ADDR, &msta->wcid.flags); + if (!msta->wcid.sta) + return; + mt76_connac_mcu_wtbl_update_hdr_trans(&dev->mt76, vif, sta); } @@ -1213,6 +1236,9 @@ static void mt7915_sta_set_decap_offload(struct ieee80211_hw *hw, else clear_bit(MT_WCID_FLAG_HDR_TRANS, &msta->wcid.flags); + if (!msta->wcid.sta) + return; + mt76_connac_mcu_wtbl_update_hdr_trans(&dev->mt76, vif, sta); } @@ -1666,8 +1692,7 @@ const struct ieee80211_ops mt7915_ops = { .bss_info_changed = mt7915_bss_info_changed, .start_ap = mt7915_start_ap, .stop_ap = mt7915_stop_ap, - .sta_add = mt7915_sta_add, - .sta_remove = mt7915_sta_remove, + .sta_state = mt76_sta_state, .sta_pre_rcu_remove = mt76_sta_pre_rcu_remove, .sta_rc_update = mt7915_sta_rc_update, .set_key = mt7915_set_key, diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c index 10de8b994e2e..2ef8d90132dd 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c +++ b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c @@ -1657,13 +1657,12 @@ mt7915_mcu_add_group(struct mt7915_dev *dev, struct ieee80211_vif *vif, } int mt7915_mcu_add_sta(struct mt7915_dev *dev, struct ieee80211_vif *vif, - struct ieee80211_sta *sta, bool enable) + struct ieee80211_sta *sta, int conn_state, bool newly) { struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; struct ieee80211_link_sta *link_sta; struct mt7915_sta *msta; struct sk_buff *skb; - int conn_state; int ret; msta = sta ? (struct mt7915_sta *)sta->drv_priv : &mvif->sta; @@ -1675,14 +1674,10 @@ int mt7915_mcu_add_sta(struct mt7915_dev *dev, struct ieee80211_vif *vif, return PTR_ERR(skb); /* starec basic */ - conn_state = enable ? CONN_STATE_PORT_SECURE : CONN_STATE_DISCONNECT; - mt76_connac_mcu_sta_basic_tlv(&dev->mt76, skb, vif, link_sta, conn_state, - !rcu_access_pointer(dev->mt76.wcid[msta->wcid.idx])); - if (!enable) - goto out; - + mt76_connac_mcu_sta_basic_tlv(&dev->mt76, skb, vif, link_sta, + conn_state, newly); /* tag order is in accordance with firmware dependency. */ - if (sta) { + if (sta && conn_state != CONN_STATE_DISCONNECT) { /* starec bfer */ mt7915_mcu_sta_bfer_tlv(dev, skb, vif, sta); /* starec ht */ @@ -1693,12 +1688,17 @@ int mt7915_mcu_add_sta(struct mt7915_dev *dev, struct ieee80211_vif *vif, mt76_connac_mcu_sta_uapsd(skb, vif, sta); } - ret = mt7915_mcu_sta_wtbl_tlv(dev, skb, vif, sta); - if (ret) { - dev_kfree_skb(skb); - return ret; + if (newly || conn_state != CONN_STATE_DISCONNECT) { + ret = mt7915_mcu_sta_wtbl_tlv(dev, skb, vif, sta); + if (ret) { + dev_kfree_skb(skb); + return ret; + } } + if (conn_state == CONN_STATE_DISCONNECT) + goto out; + if (sta) { /* starec amsdu */ mt7915_mcu_sta_amsdu_tlv(dev, skb, vif, sta); diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mmio.c b/drivers/net/wireless/mediatek/mt76/mt7915/mmio.c index ec7cf57521d9..44e112b8b5b3 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/mmio.c +++ b/drivers/net/wireless/mediatek/mt76/mt7915/mmio.c @@ -927,6 +927,7 @@ struct mt7915_dev *mt7915_mmio_probe(struct device *pdev, .rx_check = mt7915_rx_check, .rx_poll_complete = mt7915_rx_poll_complete, .sta_add = mt7915_mac_sta_add, + .sta_event = mt7915_mac_sta_event, .sta_remove = mt7915_mac_sta_remove, .update_survey = mt7915_update_channel, .set_channel = mt7915_set_channel, diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mt7915.h b/drivers/net/wireless/mediatek/mt76/mt7915/mt7915.h index 712471c2a8e9..ac0b1f0eb27c 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/mt7915.h +++ b/drivers/net/wireless/mediatek/mt76/mt7915/mt7915.h @@ -444,7 +444,7 @@ int mt7915_mcu_add_dev_info(struct mt7915_phy *phy, int mt7915_mcu_add_bss_info(struct mt7915_phy *phy, struct ieee80211_vif *vif, int enable); int mt7915_mcu_add_sta(struct mt7915_dev *dev, struct ieee80211_vif *vif, - struct ieee80211_sta *sta, bool enable); + struct ieee80211_sta *sta, int conn_state, bool newly); int mt7915_mcu_add_tx_ba(struct mt7915_dev *dev, struct ieee80211_ampdu_params *params, bool add); @@ -560,6 +560,8 @@ void mt7915_mac_write_txwi(struct mt76_dev *dev, __le32 *txwi, void mt7915_mac_set_timing(struct mt7915_phy *phy); int mt7915_mac_sta_add(struct mt76_dev *mdev, struct ieee80211_vif *vif, struct ieee80211_sta *sta); +int mt7915_mac_sta_event(struct mt76_dev *mdev, struct ieee80211_vif *vif, + struct ieee80211_sta *sta, enum mt76_sta_event ev); void mt7915_mac_sta_remove(struct mt76_dev *mdev, struct ieee80211_vif *vif, struct ieee80211_sta *sta); void mt7915_mac_work(struct work_struct *work); diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/testmode.c b/drivers/net/wireless/mediatek/mt76/mt7915/testmode.c index 1ed8e77eb549..d534fff5c952 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/testmode.c +++ b/drivers/net/wireless/mediatek/mt76/mt7915/testmode.c @@ -404,6 +404,7 @@ static void mt7915_tm_init(struct mt7915_phy *phy, bool en) { struct mt7915_dev *dev = phy->dev; + int state; if (!test_bit(MT76_STATE_RUNNING, &phy->mt76->state)) return; @@ -415,7 +416,8 @@ mt7915_tm_init(struct mt7915_phy *phy, bool en) mt7915_tm_set_trx(phy, TM_MAC_TXRX, !en); mt7915_mcu_add_bss_info(phy, phy->monitor_vif, en); - mt7915_mcu_add_sta(dev, phy->monitor_vif, NULL, en); + state = en ? CONN_STATE_PORT_SECURE : CONN_STATE_DISCONNECT; + mt7915_mcu_add_sta(dev, phy->monitor_vif, NULL, state, true); if (!en) mt7915_tm_set_tam_arb(phy, en, 0); diff --git a/drivers/net/wireless/mediatek/mt76/tx.c b/drivers/net/wireless/mediatek/mt76/tx.c index 7f7783f7d977..7521e739fd37 100644 --- a/drivers/net/wireless/mediatek/mt76/tx.c +++ b/drivers/net/wireless/mediatek/mt76/tx.c @@ -313,6 +313,9 @@ __mt76_tx_queue_skb(struct mt76_phy *phy, int qid, struct sk_buff *skb, return idx; wcid = (struct mt76_wcid *)sta->drv_priv; + if (!wcid->sta) + return idx; + q->entry[idx].wcid = wcid->idx; if (!non_aql)