From patchwork Wed Mar 12 11:14:05 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lorenzo Bianconi X-Patchwork-Id: 14013364 X-Patchwork-Delegate: nbd@nbd.name Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 2CC2424168F for ; Wed, 12 Mar 2025 11:14:55 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1741778095; cv=none; b=gg/RrUnUnFTlCgdnvwvhkT41DvCHGtFDAf1PMKVQjTohpEPTYZxGnNJulJcwEQfxV2dr8VWBx+d7V8X+VEwYRjF+K9O4tkgDswP8G4xRv/V1vNMpixR+/mV/fj7r0Ho1kx/lBj7c/mkYIAvGByFsLT/oG9sRV161OKEzWkdtwUs= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1741778095; c=relaxed/simple; bh=pV0wMRVJdZx0GGHAFXpYdrUB+nz6p/5vFjYGRVyVErE=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=nz1UcBjPVphffe9+bjAjjh9KV06bDMgqU5c+D6oyG4XygSXKLvKo6212iw71D2P/xzf1/GDQ1r5xjQHjagsfp9AbFrMu8UQYlDfaGOm/OzzJeK7b5EWZ5fohUCsifRaGLwmyJ6X2xS+nNWlWYRB1UXhHYS6Zt1XAgmAy2yR55xc= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=hpmJEhP1; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="hpmJEhP1" Received: by smtp.kernel.org (Postfix) with ESMTPSA id B01F2C4CEE3; Wed, 12 Mar 2025 11:14:54 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1741778095; bh=pV0wMRVJdZx0GGHAFXpYdrUB+nz6p/5vFjYGRVyVErE=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=hpmJEhP1hMpGXNoHcPfRkMXqjDkP5S+jvIEBCwxwau4AN0S/l+8HrDTAjiY5Twem4 xqOnJIUSN0Pa2H79swjZIg26CA/4RXQVH8ELKJ3mIxAq1G2xWcK5CjUQSNZKvW8yKO rRleEl1gLxRD8BmSnZpDRifNIZ7tDmjIEAAUPWP5QWNY4H+4B65QXbFOWYx3gQfGpT hxbPtiG01hV8Uhm8Hgfbpzprfr56An7/POl9M+4tunh/16TrGjeWKyArFzO4Ax78QB dEkJulOLbxaPazj1balVbbVKfGbJsdOVt4npWzZyYN/G/rGmM74F7VVXCFhQfajyC0 zhBVwgtokmq4g== From: Lorenzo Bianconi Date: Wed, 12 Mar 2025 12:14:05 +0100 Subject: [PATCH 21/21] wifi: mt76: mt7996: Update mt7996_tx to MLO support Precedence: bulk X-Mailing-List: linux-wireless@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20250312-b4-mt7996-mlo-p2-v1-21-015b3d6fd928@kernel.org> References: <20250312-b4-mt7996-mlo-p2-v1-0-015b3d6fd928@kernel.org> In-Reply-To: <20250312-b4-mt7996-mlo-p2-v1-0-015b3d6fd928@kernel.org> To: Felix Fietkau , Ryder Lee , Shayne Chen , Sean Wang , Johannes Berg , Matthias Brugger , AngeloGioacchino Del Regno Cc: linux-wireless@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, Lorenzo Bianconi X-Mailer: b4 0.14.2 Rework mt7996_tx routine in order to support multi-link setup. Signed-off-by: Lorenzo Bianconi --- drivers/net/wireless/mediatek/mt76/mt7996/main.c | 31 +++++++++++++++--------- 1 file changed, 20 insertions(+), 11 deletions(-) diff --git a/drivers/net/wireless/mediatek/mt76/mt7996/main.c b/drivers/net/wireless/mediatek/mt76/mt7996/main.c index adeb267b2801894590f90d02e902ebec602de98a..91c64e3a0860ff0dc5405627b23f79f4ebd1dafd 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7996/main.c +++ b/drivers/net/wireless/mediatek/mt76/mt7996/main.c @@ -1200,12 +1200,18 @@ static void mt7996_tx(struct ieee80211_hw *hw, struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb); struct ieee80211_vif *vif = info->control.vif; struct mt76_wcid *wcid = &dev->mt76.global_wcid; + u8 link_id = u32_get_bits(info->control.flags, + IEEE80211_TX_CTRL_MLO_LINK); + + rcu_read_lock(); if (vif) { - struct mt7996_vif *mvif; + struct mt7996_vif *mvif = (void *)vif->drv_priv; + struct mt76_vif_link *mlink; - mvif = (struct mt7996_vif *)vif->drv_priv; - wcid = &mvif->deflink.msta_link.wcid; + mlink = rcu_dereference(mvif->mt76.link[link_id]); + if (mlink && mlink->wcid) + wcid = mlink->wcid; if (mvif->mt76.roc_phy && (info->flags & IEEE80211_TX_CTL_TX_OFFCHAN)) { @@ -1217,19 +1223,22 @@ static void mt7996_tx(struct ieee80211_hw *hw, } } - if (control->sta) { - struct mt7996_sta_link *msta_link; - - msta_link = (struct mt7996_sta_link *)control->sta->drv_priv; - wcid = &msta_link->wcid; - } - if (!mphy) { ieee80211_free_txskb(hw, skb); - return; + goto unlock; } + if (control->sta) { + struct mt7996_sta *msta = (void *)control->sta->drv_priv; + struct mt7996_sta_link *msta_link; + + msta_link = rcu_dereference(msta->link[link_id]); + if (msta_link) + wcid = &msta_link->wcid; + } mt76_tx(mphy, control->sta, wcid, skb); +unlock: + rcu_read_unlock(); } static int mt7996_set_rts_threshold(struct ieee80211_hw *hw, u32 val)