From patchwork Wed Oct 5 13:00:45 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Johannes Berg X-Patchwork-Id: 12999237 X-Patchwork-Delegate: johannes@sipsolutions.net Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 16F53C433F5 for ; Wed, 5 Oct 2022 13:01:39 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229592AbiJENBh (ORCPT ); Wed, 5 Oct 2022 09:01:37 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41816 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230103AbiJENBA (ORCPT ); Wed, 5 Oct 2022 09:01:00 -0400 Received: from sipsolutions.net (s3.sipsolutions.net [IPv6:2a01:4f8:191:4433::2]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E066E1EEC5 for ; Wed, 5 Oct 2022 06:00:58 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=sipsolutions.net; s=mail; h=Content-Transfer-Encoding:MIME-Version: References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Content-Type:Sender :Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From:Resent-To: Resent-Cc:Resent-Message-ID; bh=LJgemMc53fMQH8DyNCNSKfurOl+Pw13ePCGXpV93fPs=; t=1664974858; x=1666184458; b=uX2LTN7D6juzDczcP5ONQnIwqNx//ZlTGSmF2wa3BDB4ILl +NzZGBlFXAheMQrrrGas+o9gmnUa5dn1Wza055juUSlZS06bFTsiwI6gIEE0QK4kU8EYQYMzinJS8 uam3hTt5YKGSgfgqYbwAnDPWaTQIyZAjPsm1ghL+WZCW+KmDv4lLxAO/WN33DVUvEfU8BC6zD3szP fNhcT/xouPl11vFEiydD/kVp3Xxe32TahKiSQSXaAVmyl6l+YSsfs3wF8UfzhI+Bktu7KelKgGmtv mJBSMBYlagSe2hh95g2tJuBhqAPAAMVSWltzsVcQu/mb+b4VXv4WoStfnKq1cIxA==; Received: by sipsolutions.net with esmtpsa (TLS1.3:ECDHE_X25519__RSA_PSS_RSAE_SHA256__AES_256_GCM:256) (Exim 4.96) (envelope-from ) id 1og41A-00G2RL-2k; Wed, 05 Oct 2022 15:00:56 +0200 From: Johannes Berg To: linux-wireless@vger.kernel.org Cc: Johannes Berg Subject: [PATCH 25/28] wifi: mac80211: prohibit IEEE80211_HT_CAP_DELAY_BA with MLO Date: Wed, 5 Oct 2022 15:00:45 +0200 Message-Id: <20221005145226.0381d8226a14.I13b8b159cb3ef31f9718447c81be8f975db2b313@changeid> X-Mailer: git-send-email 2.37.3 In-Reply-To: <20221005130048.217341-1-johannes@sipsolutions.net> References: <20221005130048.217341-1-johannes@sipsolutions.net> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org From: Johannes Berg This won't work right at least with the code as it is, so at least for now just assume it's never set for MLO. It may very well never change, almost no drivers support it. Signed-off-by: Johannes Berg --- net/mac80211/main.c | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/net/mac80211/main.c b/net/mac80211/main.c index 25e72812000e..425793dd7c9c 100644 --- a/net/mac80211/main.c +++ b/net/mac80211/main.c @@ -1087,6 +1087,16 @@ int ieee80211_register_hw(struct ieee80211_hw *hw) channels += sband->n_channels; + /* + * Due to the way the aggregation code handles this and it + * being an HT capability, we can't really support delayed + * BA in MLO (yet). + */ + if (WARN_ON(sband->ht_cap.ht_supported && + (sband->ht_cap.cap & IEEE80211_HT_CAP_DELAY_BA) && + hw->wiphy->flags & WIPHY_FLAG_SUPPORTS_MLO)) + return -EINVAL; + if (max_bitrates < sband->n_bitrates) max_bitrates = sband->n_bitrates; supp_ht = supp_ht || sband->ht_cap.ht_supported;