Received: by 2002:a05:6a10:206:0:0:0:0 with SMTP id 6csp5497015pxj; Wed, 26 May 2021 11:55:48 -0700 (PDT) X-Google-Smtp-Source: ABdhPJzXdDWeD6PDI5TMCbcYzBFsp6bmm3UU7hzpKtTf+7kSASyJKGeRWpfeRltyc0gLv7qAom36 X-Received: by 2002:a17:907:96a4:: with SMTP id hd36mr33645863ejc.519.1622055348336; Wed, 26 May 2021 11:55:48 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1622055348; cv=none; d=google.com; s=arc-20160816; b=NQDeevCCR/l//2p2fK0v7kOtVXhjrJWQCQDs269aD4UsmO2xDODNNAKoLH0P/0sb1a ETyigbUCc3U/HtGCsNaaM/l2m4oDp5C4VwNfkLatyBjMPU9GQnpE/dUOOHDdfFQAZPef 3pQWpKn2Ne770ee5jCtmPhXd2E8KCSLe/v+6m1M1WpdCxR8z/3LKvT2NIxoUi/x6A/Zi HQQzFKFtpV7o7GXl77Vba/wOHq+SwXmI2P3k/sy+8ayABCPXJjt7akNGLTel6uPXeDI3 pridN8QITNbqqucV0KkSTBdNGnposXEDFgzZTvAMNN00iU1WOqGzRi3tTQwU0a/5An0E NQxg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:message-id:date:subject:cc:to:from:dmarc-filter :sender:dkim-signature; bh=53KMbWrHWLmq5ylrUR1cp7KG0RzHoDEqqnfOHSApgk4=; b=V/s3cBevsafMujiUmOKPGWJ0JFSn+8kWs+sW+twp0ufSrF3rFdjTp2J3f622S4jd2O Jm8XjjvgLvfJZt6QOm08lL9ypei9w5kfFokrD7BqCkZUSze9z3NpLlGMTneIUxRgnyDL U529U33zw3c1WULdB0gP0gSLrZBEW8Z/zm5OcmtoLnGHylt9RVwAT7k9tPKIbCvxy5vL sblEjU/kFDJcI/ZkW8DfIfULXdgEcew3eQbRJm7BNcyBihwKRs3a7uTh0mcCzQA8PzJp kIr8h0ZfypvGKXbkrNDTFk2fBRMS6Jd8yGDupi0tbxD4ZdOaiNAAa4ipeaHjNFutb2iy tK5Q== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@mg.codeaurora.org header.s=smtp header.b=OcA5yPIw; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id a20si120650ejt.620.2021.05.26.11.55.22; Wed, 26 May 2021 11:55:48 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@mg.codeaurora.org header.s=smtp header.b=OcA5yPIw; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235145AbhEZO4t (ORCPT + 99 others); Wed, 26 May 2021 10:56:49 -0400 Received: from m43-7.mailgun.net ([69.72.43.7]:55950 "EHLO m43-7.mailgun.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235077AbhEZO4s (ORCPT ); Wed, 26 May 2021 10:56:48 -0400 DKIM-Signature: a=rsa-sha256; v=1; c=relaxed/relaxed; d=mg.codeaurora.org; q=dns/txt; s=smtp; t=1622040917; h=Message-Id: Date: Subject: Cc: To: From: Sender; bh=53KMbWrHWLmq5ylrUR1cp7KG0RzHoDEqqnfOHSApgk4=; b=OcA5yPIwoBC1DT6YS2miqdmkH28gTmuci8mhCSuMRmb023KG+P2D5DfnJOlNAr+orn77IioM +H6wajv2iIkGMWAJWtXG54mzoFpwIO70k9SacWOWf/06BS1Uwkbqva+dJ3WRKrY44Vcuusmc elKOzPhEa41dhvC9QKQsfwdwF/w= X-Mailgun-Sending-Ip: 69.72.43.7 X-Mailgun-Sid: WyI0MWYwYSIsICJsaW51eC1rZXJuZWxAdmdlci5rZXJuZWwub3JnIiwgImJlOWU0YSJd Received: from smtp.codeaurora.org (ec2-35-166-182-171.us-west-2.compute.amazonaws.com [35.166.182.171]) by smtp-out-n04.prod.us-west-2.postgun.com with SMTP id 60ae61477b5af81b5c0f0293 (version=TLS1.2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256); Wed, 26 May 2021 14:55:03 GMT Sender: sharathv=codeaurora.org@mg.codeaurora.org Received: by smtp.codeaurora.org (Postfix, from userid 1001) id EEF57C4323A; Wed, 26 May 2021 14:55:02 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-caf-mail-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.9 required=2.0 tests=ALL_TRUSTED,BAYES_00,SPF_FAIL autolearn=no autolearn_force=no version=3.4.0 Received: from svurukal-linux.qualcomm.com (unknown [202.46.22.19]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: sharathv) by smtp.codeaurora.org (Postfix) with ESMTPSA id 184C2C4338A; Wed, 26 May 2021 14:54:59 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 184C2C4338A Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; spf=fail smtp.mailfrom=sharathv@codeaurora.org From: Sharath Chandra Vurukala To: davem@davemloft.net, kuba@kernel.org, elder@kernel.org, cpratapa@codeaurora.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Sharath Chandra Vurukala Subject: [PATCH net-next v6 0/3] net: qualcomm: rmnet: Enable Mapv5 Date: Wed, 26 May 2021 20:24:39 +0530 Message-Id: <1622040882-27526-1-git-send-email-sharathv@codeaurora.org> X-Mailer: git-send-email 2.7.4 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This series introduces the MAPv5 packet format. Patch 0 documents the MAPv4/v5. Patch 1 introduces the MAPv5 and the Inline checksum offload for RX/Ingress. Patch 2 introduces the MAPv5 and the Inline checksum offload for TX/Egress. A new checksum header format is used as part of MAPv5.For RX checksum offload, the checksum is verified by the HW and the validity is marked in the checksum header of MAPv5. For TX, the required metadata is filled up so hardware can compute the checksum. v1->v2: - Fixed the compilation errors, warnings reported by kernel test robot. - Checksum header definition is expanded to support big, little endian formats as mentioned by Jakub. v2->v3: - Fixed compilation errors reported by kernel bot for big endian flavor. v3->v4: - Made changes to use masks instead of C bit-fields as suggested by Jakub/Alex. v4->v5: - Corrected checkpatch errors and warnings reported by patchwork. v5->v6: - Corrected the bug identified by Alex and incorporated all his comments. Sharath Chandra Vurukala (3): docs: networking: Add documentation for MAPv5 net: ethernet: rmnet: Support for ingress MAPv5 checksum offload net: ethernet: rmnet: Add support for MAPv5 egress packets .../device_drivers/cellular/qualcomm/rmnet.rst | 126 +++++++++++++++-- drivers/net/ethernet/qualcomm/rmnet/rmnet_config.h | 4 +- .../net/ethernet/qualcomm/rmnet/rmnet_handlers.c | 34 +++-- drivers/net/ethernet/qualcomm/rmnet/rmnet_map.h | 11 +- .../net/ethernet/qualcomm/rmnet/rmnet_map_data.c | 152 +++++++++++++++++++-- drivers/net/ethernet/qualcomm/rmnet/rmnet_vnd.c | 3 +- include/linux/if_rmnet.h | 26 +++- include/uapi/linux/if_link.h | 2 + 8 files changed, 321 insertions(+), 37 deletions(-) -- The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum, a Linux Foundation Collaborative Project