From patchwork Fri Apr 24 19:32:22 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ryder Lee X-Patchwork-Id: 11508885 X-Patchwork-Delegate: nbd@nbd.name Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id DFDD313B2 for ; Fri, 24 Apr 2020 19:32:56 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id C7AFB2075A for ; Fri, 24 Apr 2020 19:32:56 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b="qsikLDtR" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729237AbgDXTcz (ORCPT ); Fri, 24 Apr 2020 15:32:55 -0400 Received: from mailgw01.mediatek.com ([210.61.82.183]:5634 "EHLO mailgw01.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1727059AbgDXTcz (ORCPT ); Fri, 24 Apr 2020 15:32:55 -0400 X-UUID: 35f3e4eb94274f4a88959fb7ed8b6389-20200425 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Transfer-Encoding:Content-Type:MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:CC:To:From; bh=I+YRhVrLNgwRO1l9UFDd9D9zLrcTC4/loe2w8YLs6NE=; b=qsikLDtROfhpkCfttYg1O8YFzYHZ9g2gmo4WzYjQeAP/2ulEztg6/uLERs3jDA200guBMyXwmDSivHiufTzPV5L5HJoUJzIlZVEA/AR8f+YDpae2PdBl+PP5a2OxlPVi3jI+D60El+gaHSCofqIf6Cf2dTppyJZ0mfOWXYcL454=; X-UUID: 35f3e4eb94274f4a88959fb7ed8b6389-20200425 Received: from mtkexhb01.mediatek.inc [(172.21.101.102)] by mailgw01.mediatek.com (envelope-from ) (Cellopoint E-mail Firewall v4.1.10 Build 0809 with TLS) with ESMTP id 717722886; Sat, 25 Apr 2020 03:32:52 +0800 Received: from MTKCAS06.mediatek.inc (172.21.101.30) by mtkmbs08n2.mediatek.inc (172.21.101.56) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Sat, 25 Apr 2020 03:32:45 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by MTKCAS06.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Sat, 25 Apr 2020 03:32:48 +0800 From: Ryder Lee To: Felix Fietkau , Lorenzo Bianconi CC: Shayne Chen , YF Luo , Yiwei Chung , Chih-Min Chen , Evelyn Tsai , Sean Wang , , , Ryder Lee Subject: [PATCH v3 01/18] mt76: avoid rx reorder buffer overflow Date: Sat, 25 Apr 2020 03:32:22 +0800 Message-ID: <8ec4dbd2b0254cd16ac9bdae6666141872c6858c.1587756404.git.ryder.lee@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: References: MIME-Version: 1.0 X-TM-SNTS-SMTP: 841B23960D011988730A4DE0BB38752B0586DEF0F023820815934341FB2751F32000:8 X-MTK: N Sender: linux-wireless-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org Enlarge slot to support 11ax 256 BA (256 MPDUs in an AMPDU) Signed-off-by: Chih-Min Chen Signed-off-by: Ryder Lee --- drivers/net/wireless/mediatek/mt76/agg-rx.c | 8 ++++---- drivers/net/wireless/mediatek/mt76/mt76.h | 6 +++--- 2 files changed, 7 insertions(+), 7 deletions(-) diff --git a/drivers/net/wireless/mediatek/mt76/agg-rx.c b/drivers/net/wireless/mediatek/mt76/agg-rx.c index f77f03530259..acdbe6f8248d 100644 --- a/drivers/net/wireless/mediatek/mt76/agg-rx.c +++ b/drivers/net/wireless/mediatek/mt76/agg-rx.c @@ -152,8 +152,8 @@ void mt76_rx_aggr_reorder(struct sk_buff *skb, struct sk_buff_head *frames) struct ieee80211_sta *sta; struct mt76_rx_tid *tid; bool sn_less; - u16 seqno, head, size; - u8 ackp, idx; + u16 seqno, head, size, idx; + u8 ackp; __skb_queue_tail(frames, skb); @@ -239,7 +239,7 @@ void mt76_rx_aggr_reorder(struct sk_buff *skb, struct sk_buff_head *frames) } int mt76_rx_aggr_start(struct mt76_dev *dev, struct mt76_wcid *wcid, u8 tidno, - u16 ssn, u8 size) + u16 ssn, u16 size) { struct mt76_rx_tid *tid; @@ -264,7 +264,7 @@ EXPORT_SYMBOL_GPL(mt76_rx_aggr_start); static void mt76_rx_aggr_shutdown(struct mt76_dev *dev, struct mt76_rx_tid *tid) { - u8 size = tid->size; + u16 size = tid->size; int i; spin_lock_bh(&tid->lock); diff --git a/drivers/net/wireless/mediatek/mt76/mt76.h b/drivers/net/wireless/mediatek/mt76/mt76.h index 6106dc4fea44..6e1dae718602 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76.h +++ b/drivers/net/wireless/mediatek/mt76/mt76.h @@ -244,8 +244,8 @@ struct mt76_rx_tid { struct delayed_work reorder_work; u16 head; - u8 size; - u8 nframes; + u16 size; + u16 nframes; u8 num; @@ -796,7 +796,7 @@ int mt76_get_survey(struct ieee80211_hw *hw, int idx, void mt76_set_stream_caps(struct mt76_dev *dev, bool vht); int mt76_rx_aggr_start(struct mt76_dev *dev, struct mt76_wcid *wcid, u8 tid, - u16 ssn, u8 size); + u16 ssn, u16 size); void mt76_rx_aggr_stop(struct mt76_dev *dev, struct mt76_wcid *wcid, u8 tid); void mt76_wcid_key_setup(struct mt76_dev *dev, struct mt76_wcid *wcid,