From patchwork Wed Dec 18 00:51:07 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Doug Berger X-Patchwork-Id: 1211858 Return-Path: X-Original-To: patchwork-incoming-netdev@ozlabs.org Delivered-To: patchwork-incoming-netdev@ozlabs.org Authentication-Results: ozlabs.org; spf=none (no SPF record) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=netdev-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=gmail.com header.i=@gmail.com header.b="Vx3Y1O6S"; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 47cxL54dGYz9sRl for ; Wed, 18 Dec 2019 11:52:13 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726569AbfLRAv1 (ORCPT ); Tue, 17 Dec 2019 19:51:27 -0500 Received: from mail-pg1-f195.google.com ([209.85.215.195]:38052 "EHLO mail-pg1-f195.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726072AbfLRAv1 (ORCPT ); Tue, 17 Dec 2019 19:51:27 -0500 Received: by mail-pg1-f195.google.com with SMTP id a33so263475pgm.5; Tue, 17 Dec 2019 16:51:26 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id; bh=ABUqdUxFYplY8BOM3XuA0Fxd42dzU9oSNOiYz1wYZWw=; b=Vx3Y1O6ScfLrpSWCK/33PwA3zlcJ/DSmCtNdk/rmt2/WpGRMag8BAyub98wTfHFGXu zj0YsO1gZYyVtgUs/A9v6sZmUqaELNkSeoFfbhGEpAk7WzXN8RwFq5kBxmbS/hQ0IO4X JPWbaWim2Fg7ac6/wWGNSYB7rv8cgOV1YOWZTHSKtFNlHW8UL0H04USkll402+AmzIeM KGlQ+GDAHucv81ZSzdJIulIEe70E61vXYLZ79DsHMNG/c00vgWdXahjsXZf/x3zJ/UQ+ xjBQWK7ic3K/aabtFlwQWrrNy0wdepk5GHhCl8EGSvKy28Rp2G0BID+dztXLvHN6yYic 3qcg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id; bh=ABUqdUxFYplY8BOM3XuA0Fxd42dzU9oSNOiYz1wYZWw=; b=Ol/Sf5eXPG4q0V3n3AU0ksp/0gynzLMbZLBA0j2sFQ9QELF5+V/+yszBsdBDSRfRws 5lDJ91mnsbip1XyxW2M2iRP3XzYmfqUiy5+oW/ZmRGRCFLm6eehJxQ9WpAd2hX8ZcmSc emwwzNlXpBfvThLOZ05ZOupuYl2qDZrkciolBAxSuozRVImc+WRRFpTo3ekNmsRb90Fa YDA6hzcv38g+sZy99+Knb3OZOdT1Al8TIa2R96BNhI3eu17Z2ZajFWNWZEKAhl0cUeJu SR4Z/7i1mVPgoti1jwEJtls1+cV0UhQeGKGrIW+TZJsnv2CwtaDn0O2bH+cFDvxVxCYG wOog== X-Gm-Message-State: APjAAAVUOluj7z9+tg2UXvXJy0ZTK+dxVBOckDkj1ldiV0YiODecQ6fX 7ZzD1pAeS42JYtnYZHv6hC4= X-Google-Smtp-Source: APXvYqxmIdnASO50yRj1nIyrySbT6BD8ZMksmKjKuo+BwantJGO+PFuePHgW2CcNE/ZBpq4w3KnbtA== X-Received: by 2002:aa7:8d4d:: with SMTP id s13mr730354pfe.18.1576630286445; Tue, 17 Dec 2019 16:51:26 -0800 (PST) Received: from stbirv-lnx-3.igp.broadcom.net ([192.19.223.252]) by smtp.gmail.com with ESMTPSA id 81sm274819pfx.30.2019.12.17.16.51.25 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Tue, 17 Dec 2019 16:51:25 -0800 (PST) From: Doug Berger To: "David S. Miller" Cc: Florian Fainelli , bcm-kernel-feedback-list@broadcom.com, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, Doug Berger Subject: [PATCH net-next v2 0/8] net: bcmgenet: Turn on offloads by default Date: Tue, 17 Dec 2019 16:51:07 -0800 Message-Id: <1576630275-17591-1-git-send-email-opendmb@gmail.com> X-Mailer: git-send-email 2.7.4 Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org This commit stack is based on Florian's commit 4e8aedfe78c7 ("net: systemport: Turn on offloads by default") and enables the offloads for the bcmgenet driver by default. The first commit adds support for the HIGHDMA feature to the driver. The second converts the Tx checksum implementation to use the generic hardware logic rather than the deprecated IP centric methods. The third modifies the Rx checksum implementation to use the hardware offload to compute the complete checksum rather than filtering out bad packets detected by the hardware's IP centric implementation. This may increase processing load by passing bad packets to the network stack, but it provides for more flexible handling of packets by the network stack without requiring software computation of the checksum. The remaining commits mirror the extensions Florian made to the sysport driver to retain symmetry with that driver and to make the benefits of the hardware offloads more ubiquitous. Doug Berger (8): net: bcmgenet: enable NETIF_F_HIGHDMA flag net: bcmgenet: enable NETIF_F_HW_CSUM feature net: bcmgenet: use CHECKSUM_COMPLETE for NETIF_F_RXCSUM net: bcmgenet: Refactor bcmgenet_set_features() net: bcmgenet: Utilize bcmgenet_set_features() during resume/open net: bcmgenet: Turn on offloads by default net: bcmgenet: Be drop monitor friendly while re-allocating headroom net: bcmgenet: Add software counters to track reallocations drivers/net/ethernet/broadcom/genet/bcmgenet.c | 113 ++++++++++++++----------- drivers/net/ethernet/broadcom/genet/bcmgenet.h | 4 +- 2 files changed, 67 insertions(+), 50 deletions(-)