From patchwork Tue Aug 2 06:50:18 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vasanthakumar Thiagarajan X-Patchwork-Id: 12934258 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 80ECCC00140 for ; Tue, 2 Aug 2022 06:50:48 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234425AbiHBGup (ORCPT ); Tue, 2 Aug 2022 02:50:45 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37442 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233442AbiHBGun (ORCPT ); Tue, 2 Aug 2022 02:50:43 -0400 Received: from alexa-out-sd-02.qualcomm.com (alexa-out-sd-02.qualcomm.com [199.106.114.39]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 410B05FED for ; Mon, 1 Aug 2022 23:50:43 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=quicinc.com; i=@quicinc.com; q=dns/txt; s=qcdkim; t=1659423043; x=1690959043; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version; bh=uh8Qc5pW3+fMKEOTk3yGfLLSEG/0y3ODm/zGAFvEG0Y=; b=jt4NzmOLemiifKhAmSFarc+wxnVzDI/EA+78IqBBpEX5sJGvmYTrJFIg FCsyqitCi7Ysu6jrgp05xlYG6Idc7Fn9ZGPgGcqu0AcW0PrnJGi3e+wds sD35aPf314VmMj7M85I9uHD+GegWnVCoSvB27Ieb1rQG5VR6yMvFKQWpw Y=; Received: from unknown (HELO ironmsg-SD-alpha.qualcomm.com) ([10.53.140.30]) by alexa-out-sd-02.qualcomm.com with ESMTP; 01 Aug 2022 23:50:42 -0700 X-QCInternal: smtphost Received: from nasanex01c.na.qualcomm.com ([10.47.97.222]) by ironmsg-SD-alpha.qualcomm.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 01 Aug 2022 23:50:42 -0700 Received: from nalasex01a.na.qualcomm.com (10.47.209.196) by nasanex01c.na.qualcomm.com (10.47.97.222) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.986.22; Mon, 1 Aug 2022 23:50:42 -0700 Received: from CDCCSTEX0180100-LIN.qualcomm.com (10.80.80.8) by nalasex01a.na.qualcomm.com (10.47.209.196) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.986.22; Mon, 1 Aug 2022 23:50:41 -0700 From: Vasanthakumar Thiagarajan To: CC: Subject: [RFC 1/2] wifi: mac80211: add a new field in ieee80211_rx_status for link id Date: Tue, 2 Aug 2022 12:20:18 +0530 Message-ID: <20220802065019.20791-2-quic_vthiagar@quicinc.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20220802065019.20791-1-quic_vthiagar@quicinc.com> References: <20220802065019.20791-1-quic_vthiagar@quicinc.com> MIME-Version: 1.0 X-Originating-IP: [10.80.80.8] X-ClientProxiedBy: nasanex01b.na.qualcomm.com (10.46.141.250) To nalasex01a.na.qualcomm.com (10.47.209.196) Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org In MLO, when the address translation from link to MLD is done in fw/hw, it is necessary to be able to have some information on the link on which the frame has been received. Extend the rx API to include link_id in ieee80211_rx_status. Signed-off-by: Vasanthakumar Thiagarajan --- include/net/mac80211.h | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/include/net/mac80211.h b/include/net/mac80211.h index f198af600b5e..23bc34657b16 100644 --- a/include/net/mac80211.h +++ b/include/net/mac80211.h @@ -1480,6 +1480,9 @@ enum mac80211_rx_encoding { * each A-MPDU but the same for each subframe within one A-MPDU * @ampdu_delimiter_crc: A-MPDU delimiter CRC * @zero_length_psdu_type: radiotap type of the 0-length PSDU + * @link_id: id of the link used to receive the packet. Applicable only with + * MLO connection, valid link ids are in 0-14, link_id 15 means either the + * link id is not known or it is a non-MLO connection. */ struct ieee80211_rx_status { u64 mactime; @@ -1504,6 +1507,7 @@ struct ieee80211_rx_status { s8 chain_signal[IEEE80211_MAX_CHAINS]; u8 ampdu_delimiter_crc; u8 zero_length_psdu_type; + u8 link_id; }; static inline u32