Message ID | 20240223-am65-cpsw-xdp-basic-v2-0-01c6caacabb6@baylibre.com (mailing list archive) |
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Return-Path: <dri-devel-bounces@lists.freedesktop.org> X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 9B09CC5475B for <dri-devel@archiver.kernel.org>; Fri, 1 Mar 2024 15:03:17 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 9452210EB23; Fri, 1 Mar 2024 15:03:16 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=baylibre-com.20230601.gappssmtp.com header.i=@baylibre-com.20230601.gappssmtp.com header.b="itDHv6GG"; dkim-atps=neutral Received: from mail-wm1-f46.google.com (mail-wm1-f46.google.com [209.85.128.46]) by gabe.freedesktop.org (Postfix) with ESMTPS id 8788A10EB23 for <dri-devel@lists.freedesktop.org>; Fri, 1 Mar 2024 15:03:14 +0000 (UTC) Received: by mail-wm1-f46.google.com with SMTP id 5b1f17b1804b1-412ce58c746so472665e9.2 for <dri-devel@lists.freedesktop.org>; Fri, 01 Mar 2024 07:03:14 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=baylibre-com.20230601.gappssmtp.com; s=20230601; t=1709305392; x=1709910192; darn=lists.freedesktop.org; h=cc:to:content-transfer-encoding:mime-version:message-id:date :subject:from:from:to:cc:subject:date:message-id:reply-to; bh=z1U/Yh0ZYoALW1PvQIgQzS6FWbyOjgsal3MOiembAaI=; b=itDHv6GGVxwYvYylv5HjRsNS4Ob2g1KGcHIqsZ703EjP69UzuOB0Z5Hcna4n457Uql TvrB7Dv20aqYf6COMAhWPJC3MhepAmDtJIbTtGKQgqsPdZTnpFFPHtW7GIAQ448N28bv k6VHDlJrKaScES0RrS5RN1joi20l3iqoACNEDMUMCMABTEC59YcG8nKkRgTUlFAljFf7 UUhv7K/nKyMQ69ZSTPIWHy9EItN4k8IhqrETwgFp7iOwAMMEQtvTmlWem6OKUOo7UAKX RWn58wN/8780uVLJkK3Az5AXbxuSOfPX4dcJhWMxz+587oI3IV/1ohcSld424DvgHtzH Tv8A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1709305392; x=1709910192; h=cc:to:content-transfer-encoding:mime-version:message-id:date :subject:from:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=z1U/Yh0ZYoALW1PvQIgQzS6FWbyOjgsal3MOiembAaI=; b=P1ts3JZFR+u6hNMb3KpVYf3WLXOUu0E7ocCY+QGv6zSgAa1nhwZv/ZdaOgvxJ1zus1 ys7J0fHmWSrcS25ZecywimhbPN3mi4TTgWlRoeWTgcmzCErnp4qbdQhkeQYB6wXKMnzU VBCMxaSLUOUTwh8JVa8ZyI34OgeFq1rO/8oIk/H85Ts1hBVzNueQCyuyKe30MW0wojyY MeYf82Zis5vl0kr9aTRCmTr177E+I0ZFEzAFTgsTweLtw8JQlAX6Xhfk1BQ2tJzCxL79 bZyY/vEsQRtcNq8vSpx0nH5CANFS703WG8R1xLWwhMNLWkEwCdUOxkaBlgk2nfY6ucL4 3W7w== X-Forwarded-Encrypted: i=1; AJvYcCXEIbaObYQxJUH+RSskJ6P4a0O+rgfxulH2PP0YLwOc1DaOI1MBJskQ64y1gUvndGtTQViNknq7vur8cOOnmsOot4NafLXmbdIl2W17bALd X-Gm-Message-State: AOJu0Yy0B7Chz1iYcFNSopAQ7XB/35qv+aBP/kMpsDwo4NcTGfSJC1eO f0SpY/mzOVLuohFNQme27vIhpi8KPz5N1HJ+khBnW6OKuveJUSrfYuxmvDWTRi4= X-Google-Smtp-Source: AGHT+IFJ6EDFfqF9vpV6mLyjcVAx2M+lhHhrjha/wKSECKiDLQOvk0u8xjYf4eXwll1Rc1/gfadqqQ== X-Received: by 2002:a05:600c:19cf:b0:412:c219:6206 with SMTP id u15-20020a05600c19cf00b00412c2196206mr1572398wmq.39.1709305392202; Fri, 01 Mar 2024 07:03:12 -0800 (PST) Received: from [127.0.1.1] ([84.102.31.43]) by smtp.gmail.com with ESMTPSA id j20-20020a05600c1c1400b00412bca49a5bsm5666875wms.42.2024.03.01.07.03.10 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 01 Mar 2024 07:03:11 -0800 (PST) From: Julien Panis <jpanis@baylibre.com> Subject: [PATCH v2 0/2] Add minimal XDP support to TI AM65 CPSW Ethernet driver Date: Fri, 01 Mar 2024 16:02:51 +0100 Message-Id: <20240223-am65-cpsw-xdp-basic-v2-0-01c6caacabb6@baylibre.com> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit X-B4-Tracking: v=1; b=H4sIABvu4WUC/32OWw6CMBREt2L67dW2PFL9ch+GkL6Qa6A0rakQw t4tLMDPM5mTmZVEG9BGcj+tJNiEESeXgZ9PRPfSvSygyUw45SXlvAA51hVoH78wGw9KRtRQGiW 4qKhQpSDZzKkFFaTT/e6+vXQYr7nfjhLdgM62ie5FH2yH8zH/bDL3GD9TWI43ie3p/+HEgMGto 6rWysiC0YeSy4Aq2IueRtJs2/YDfCUG+OIAAAA= To: "David S. Miller" <davem@davemloft.net>, Eric Dumazet <edumazet@google.com>, Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>, Russell King <linux@armlinux.org.uk>, Alexei Starovoitov <ast@kernel.org>, Daniel Borkmann <daniel@iogearbox.net>, Jesper Dangaard Brouer <hawk@kernel.org>, John Fastabend <john.fastabend@gmail.com>, Sumit Semwal <sumit.semwal@linaro.org>, =?utf-8?q?Christian_K=C3=B6nig?= <christian.koenig@amd.com>, Simon Horman <horms@kernel.org>, Andrew Lunn <andrew@lunn.ch> Cc: netdev@vger.kernel.org, linux-kernel@vger.kernel.org, bpf@vger.kernel.org, linux-media@vger.kernel.org, dri-devel@lists.freedesktop.org, linaro-mm-sig@lists.linaro.org, Julien Panis <jpanis@baylibre.com> X-Mailer: b4 0.12.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1709305390; l=1433; i=jpanis@baylibre.com; s=20230526; h=from:subject:message-id; bh=fRkAAAy6okiH74c3wMlw7w5JWLn9Ut8v1qmSnkw5Lrs=; b=6wZLBkoqcQ01o76sru4VFM780fXr3UvKTOCDR2ORKqd6i7DJR9tMN+n73vBTVTfREkGPhle3R SF53bKdxho/B+eztrnC29ov7izoOhD/b3akA2VrJ1bl1Vd8UrvyHtsv X-Developer-Key: i=jpanis@baylibre.com; a=ed25519; pk=8eSM4/xkiHWz2M1Cw1U3m2/YfPbsUdEJPCWY3Mh9ekQ= X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development <dri-devel.lists.freedesktop.org> List-Unsubscribe: <https://lists.freedesktop.org/mailman/options/dri-devel>, <mailto:dri-devel-request@lists.freedesktop.org?subject=unsubscribe> List-Archive: <https://lists.freedesktop.org/archives/dri-devel> List-Post: <mailto:dri-devel@lists.freedesktop.org> List-Help: <mailto:dri-devel-request@lists.freedesktop.org?subject=help> List-Subscribe: <https://lists.freedesktop.org/mailman/listinfo/dri-devel>, <mailto:dri-devel-request@lists.freedesktop.org?subject=subscribe> Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" <dri-devel-bounces@lists.freedesktop.org> |
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Add minimal XDP support to TI AM65 CPSW Ethernet driver
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This patch adds XDP support to TI AM65 CPSW Ethernet driver. The following features are implemented: NETDEV_XDP_ACT_BASIC, NETDEV_XDP_ACT_REDIRECT, and NETDEV_XDP_ACT_NDO_XMIT. Zero-copy and non-linear XDP buffer supports are NOT implemented. Besides, the page pool memory model is used to get better performance. Signed-off-by: Julien Panis <jpanis@baylibre.com> --- Changes in v2: - Use page pool memory model instead of MEM_TYPE_PAGE_ORDER0. - In am65_cpsw_alloc_skb(), release reference on the page pool page in case of error returned by build_skb(). - [nit] Cleanup am65_cpsw_nuss_common_open/stop() functions. - [nit] Arrange local variables in reverse xmas tree order. - Link to v1: https://lore.kernel.org/r/20240223-am65-cpsw-xdp-basic-v1-1-9f0b6cbda310@baylibre.com --- Julien Panis (2): net: ethernet: ti: Add accessors for struct k3_cppi_desc_pool members net: ethernet: ti: am65-cpsw: Add minimal XDP support drivers/net/ethernet/ti/am65-cpsw-nuss.c | 490 +++++++++++++++++++++++++--- drivers/net/ethernet/ti/am65-cpsw-nuss.h | 13 + drivers/net/ethernet/ti/k3-cppi-desc-pool.c | 12 + drivers/net/ethernet/ti/k3-cppi-desc-pool.h | 2 + 4 files changed, 469 insertions(+), 48 deletions(-) --- base-commit: 6613476e225e090cc9aad49be7fa504e290dd33d change-id: 20240223-am65-cpsw-xdp-basic-4db828508b48 Best regards,