From patchwork Fri Jun 16 06:54:08 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Greenman, Gregory" X-Patchwork-Id: 13282126 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 3B358EB64DD for ; Fri, 16 Jun 2023 06:55:30 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S242806AbjFPGzS (ORCPT ); Fri, 16 Jun 2023 02:55:18 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45456 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230187AbjFPGzJ (ORCPT ); Fri, 16 Jun 2023 02:55:09 -0400 Received: from mga07.intel.com (mga07.intel.com [134.134.136.100]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7D697296F for ; Thu, 15 Jun 2023 23:55:07 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1686898507; x=1718434507; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=HmfwchnLo4DKxt/DQ6d/YN76WHmz43aEtE7YlWWBLm0=; b=eu26u+Lauo7Ch4AYrlWlAxzGUn3HdB1Id4Pee521IbMkzNMz/jkkMEfV VXJ033vpy0Kxnggy50imxuNSIhAbMQXNswIlXOO+b7LV4X95zAs45bmQL 2k49l4AQQ6ajGA3+bqlMwMgiBhDtxIKDX9Shm3ysWOJrofIUEp6SmHDGs R2399kxcOoGS+Ptb5oacarG/Ne0+Ax9QbNvlPaS8PfRKcf/b1JWw2oeRg 5TJr3BrmiW/Kk7wJE5RSawYpOvSv2LaGmQi1cKx9KzR3N2bFUWVH/pZyg cZzcW2yxTAeKcoIcq1QO8XSSVYqIOraXP3LNenQvX6U4WbSQ9i0BLXVv5 Q==; X-IronPort-AV: E=McAfee;i="6600,9927,10742"; a="425078928" X-IronPort-AV: E=Sophos;i="6.00,246,1681196400"; d="scan'208";a="425078928" Received: from fmsmga003.fm.intel.com ([10.253.24.29]) by orsmga105.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 15 Jun 2023 23:55:06 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10742"; a="802720457" X-IronPort-AV: E=Sophos;i="6.00,246,1681196400"; d="scan'208";a="802720457" Received: from ereznaim-mobl.ger.corp.intel.com (HELO ggreenma-mobl2.intel.com) ([10.214.237.118]) by fmsmga003-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 15 Jun 2023 23:55:05 -0700 From: gregory.greenman@intel.com To: johannes@sipsolutions.net Cc: linux-wireless@vger.kernel.org, Ilan Peer , Gregory Greenman Subject: [PATCH 19/20] wifi: mac80211: Add support for parsing Reconfiguration Multi Link element Date: Fri, 16 Jun 2023 09:54:08 +0300 Message-Id: <20230616094949.6eeb6c9a4a6e.I1cb137da9b3c712fc7c7949a6dec9e314b5d7f63@changeid> X-Mailer: git-send-email 2.38.1 In-Reply-To: <20230616065409.633290-1-gregory.greenman@intel.com> References: <20230616065409.633290-1-gregory.greenman@intel.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org From: Ilan Peer Parse Reconfiguration Multi Link IE. Signed-off-by: Ilan Peer Signed-off-by: Gregory Greenman --- net/mac80211/ieee80211_i.h | 5 +++++ net/mac80211/util.c | 21 ++++++++++++++++++--- 2 files changed, 23 insertions(+), 3 deletions(-) diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h index 554aeb2e20d9..be3294719cb4 100644 --- a/net/mac80211/ieee80211_i.h +++ b/net/mac80211/ieee80211_i.h @@ -1727,6 +1727,7 @@ struct ieee802_11_elems { const struct ieee80211_eht_cap_elem *eht_cap; const struct ieee80211_eht_operation *eht_operation; const struct ieee80211_multi_link_elem *ml_basic; + const struct ieee80211_multi_link_elem *ml_reconf; /* length of them, respectively */ u8 ext_capab_len; @@ -1752,10 +1753,14 @@ struct ieee802_11_elems { /* mult-link element can be de-fragmented and thus u8 is not sufficient */ size_t ml_basic_len; + size_t ml_reconf_len; /* The basic Multi-Link element in the original IEs */ const struct element *ml_basic_elem; + /* The reconfiguration Multi-Link element in the original IEs */ + const struct element *ml_reconf_elem; + /* * store the per station profile pointer and length in case that the * parsing also handled Multi-Link element parsing for a specific link diff --git a/net/mac80211/util.c b/net/mac80211/util.c index 473c77dd3137..1e104c8756b1 100644 --- a/net/mac80211/util.c +++ b/net/mac80211/util.c @@ -984,9 +984,24 @@ ieee80211_parse_extension_element(u32 *crc, break; case WLAN_EID_EXT_EHT_MULTI_LINK: if (ieee80211_mle_size_ok(data, len)) { - elems->ml_basic_elem = (void *)elem; - elems->ml_basic = (void *)data; - elems->ml_basic_len = len; + const struct ieee80211_multi_link_elem *mle = + (void *)data; + + switch (le16_get_bits(mle->control, + IEEE80211_ML_CONTROL_TYPE)) { + case IEEE80211_ML_CONTROL_TYPE_BASIC: + elems->ml_basic_elem = (void *)elem; + elems->ml_basic = data; + elems->ml_basic_len = len; + break; + case IEEE80211_ML_CONTROL_TYPE_RECONF: + elems->ml_reconf_elem = (void *)elem; + elems->ml_reconf = data; + elems->ml_reconf_len = len; + break; + default: + break; + } } break; }