From patchwork Thu Jun 17 18:53:02 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ryder Lee X-Patchwork-Id: 462660 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, UNPARSEABLE_RELAY, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9BCBDC2B9F4 for ; Thu, 17 Jun 2021 18:53:15 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 69479613E7 for ; Thu, 17 Jun 2021 18:53:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232152AbhFQSzW (ORCPT ); Thu, 17 Jun 2021 14:55:22 -0400 Received: from mailgw02.mediatek.com ([210.61.82.184]:44009 "EHLO mailgw02.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S231151AbhFQSzT (ORCPT ); Thu, 17 Jun 2021 14:55:19 -0400 X-UUID: f783e27c69a743f3bb4a1fd43f7b9146-20210618 X-UUID: f783e27c69a743f3bb4a1fd43f7b9146-20210618 Received: from mtkcas11.mediatek.inc [(172.21.101.40)] by mailgw02.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 528475718; Fri, 18 Jun 2021 02:53:08 +0800 Received: from mtkcas07.mediatek.inc (172.21.101.84) by mtkmbs06n2.mediatek.inc (172.21.101.130) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Fri, 18 Jun 2021 02:53:06 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkcas07.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Fri, 18 Jun 2021 02:53:06 +0800 From: Ryder Lee To: Felix Fietkau CC: Lorenzo Bianconi , Shayne Chen , Evelyn Tsai , , , Ryder Lee Subject: [PATCH 1/4] mac80211: check per vif offload_flags in Tx path Date: Fri, 18 Jun 2021 02:53:02 +0800 Message-ID: <4718d8041f908cb3249ec68c59a6854919f00752.1623955182.git.ryder.lee@mediatek.com> X-Mailer: git-send-email 2.18.0 MIME-Version: 1.0 X-MTK: N Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org offload_flags has been introduced to indicate encap status of each interface. An interface can encap offload at runtime, or if it has some extra limitations it can simply override the flags, so it's more flexible to check offload_flags in Tx path. Signed-off-by: Ryder Lee --- net/mac80211/tx.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c index 0a4bc9e08637..8cb1289c704a 100644 --- a/net/mac80211/tx.c +++ b/net/mac80211/tx.c @@ -3267,6 +3267,9 @@ static bool ieee80211_amsdu_aggregate(struct ieee80211_sub_if_data *sdata, if (!ieee80211_hw_check(&local->hw, TX_AMSDU)) return false; + if (sdata->vif.offload_flags & IEEE80211_OFFLOAD_ENCAP_ENABLED) + return false; + if (skb_is_gso(skb)) return false; @@ -3695,7 +3698,8 @@ struct sk_buff *ieee80211_tx_dequeue(struct ieee80211_hw *hw, } if (skb_has_frag_list(skb) && - !ieee80211_hw_check(&local->hw, TX_FRAG_LIST)) { + (!ieee80211_hw_check(&local->hw, TX_FRAG_LIST) || + vif->offload_flags & IEEE80211_OFFLOAD_ENCAP_ENABLED)) { if (skb_linearize(skb)) { ieee80211_free_txskb(&local->hw, skb); goto begin;