From patchwork Wed Jan 8 18:33:23 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Suman Ghosh X-Patchwork-Id: 13931450 Received: from mx0a-0016f401.pphosted.com (mx0a-0016f401.pphosted.com [67.231.148.174]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 45CCB2594BE; Wed, 8 Jan 2025 18:33:57 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=67.231.148.174 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1736361238; cv=none; b=O5S7+S0oh6mw9emtIUOBXfCL6xWDpTFEFo3zIu9OEQAcA/7WCOi1uQP0/VWxrxihnMqGBOWNekeqgQZ3X/rNn3jxdnpjc/EYPbMb7A48dGnhNytTmJyBEL1x5UTbq/sWx62oQ2eZoZbYAQzLbFgj+tDzoVgxoigP9k6he1pvxf4= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1736361238; c=relaxed/simple; bh=wNA9ltDNcfqN5ktKR1aQZUeQ+beZwHcROfESCHlWp80=; h=From:To:CC:Subject:Date:Message-ID:MIME-Version:Content-Type; b=enSkup9zDx8FEAdbfAKrNfafxcifEE+KujObwyxQy1Il9fKMP5QVucvjFdnuxSfV2GZxZxqepQ2EQlK01R46zNNWiEWlZ5qN+h8NyoSGhwsPwbS66en3Ppa2uwFKw4zUqfqFpw2IhmLs7aWHQrr9j1g27FzqCusbZsSvFWKcBoU= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=marvell.com; spf=pass smtp.mailfrom=marvell.com; dkim=pass (2048-bit key) header.d=marvell.com header.i=@marvell.com header.b=V5uSW+cv; arc=none smtp.client-ip=67.231.148.174 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=marvell.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=marvell.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=marvell.com header.i=@marvell.com header.b="V5uSW+cv" Received: from pps.filterd (m0431384.ppops.net [127.0.0.1]) by mx0a-0016f401.pphosted.com (8.18.1.2/8.18.1.2) with ESMTP id 508Hdtpr020980; Wed, 8 Jan 2025 10:33:38 -0800 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=marvell.com; h= cc:content-transfer-encoding:content-type:date:from:message-id :mime-version:subject:to; s=pfpt0220; bh=fdTty5Im7QNvfCNHNZcRQEH AO5xCeWjBiRqfVpydS9g=; b=V5uSW+cvVVnYPsyFqMunzsGHg/jNrde26jzJLRg OexYC9BD7B7xKic2X7XkRw4JJ9bYi5VAxqb3JufKv8ULNUFbOG9UupJYiE9qWJNe pF3ORb0miCXJZ+a8epQpfka4mMyF7wtvcJ4yTaiVxARbyHIRVff51gcr21dys2xG hY9QMrO+iagcrHFHCN7neiF9fwBzYoCI64ZpnpaUiqvgThC9VZty6D2PAeQ2ZW3l BfXiZXo7L1BJwAFGOeQ6jeCGNfWzsZ5SVlJPKzDKD8/13Hj94KrOyE67KSA7RH1n EZvckQ94ibs/v/DAEWqiJPsRXrhnTcmscNA+uUlbScrQOcg== Received: from dc5-exch05.marvell.com ([199.233.59.128]) by mx0a-0016f401.pphosted.com (PPS) with ESMTPS id 441wy9r47d-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 08 Jan 2025 10:33:37 -0800 (PST) Received: from DC5-EXCH05.marvell.com (10.69.176.209) by DC5-EXCH05.marvell.com (10.69.176.209) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.4; Wed, 8 Jan 2025 10:33:36 -0800 Received: from maili.marvell.com (10.69.176.80) by DC5-EXCH05.marvell.com (10.69.176.209) with Microsoft SMTP Server id 15.2.1544.4 via Frontend Transport; Wed, 8 Jan 2025 10:33:36 -0800 Received: from localhost.localdomain (unknown [10.28.36.166]) by maili.marvell.com (Postfix) with ESMTP id 81A323F7091; Wed, 8 Jan 2025 10:33:31 -0800 (PST) From: Suman Ghosh To: , , , , , , , , , , , , , , , , , , CC: Suman Ghosh Subject: [net-next PATCH v2 0/6] Add af_xdp support for cn10k Date: Thu, 9 Jan 2025 00:03:23 +0530 Message-ID: <20250108183329.2207738-1-sumang@marvell.com> X-Mailer: git-send-email 2.25.1 Precedence: bulk X-Mailing-List: bpf@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Proofpoint-GUID: 0hY4WxaE29mHI_aL185mMZUj9AB66XEr X-Proofpoint-ORIG-GUID: 0hY4WxaE29mHI_aL185mMZUj9AB66XEr X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.687,Hydra:6.0.235,FMLib:17.0.607.475 definitions=2020-10-13_15,2020-10-13_02,2020-04-07_01 X-Patchwork-Delegate: kuba@kernel.org This patchset includes changes to support AF_XDP for cn10k chipsets. Both non-zero copy and zero copy will be supported after these changes. Also, the RSS will be reconfigured once a particular receive queue is added/removed to/from AF_XDP support. Patch #1: octeontx2-pf: Add AF_XDP non-zero copy support Patch #2: octeontx2-pf: Don't unmap page pool buffer used by XDP Patch #3: octeontx2-pf: AF_XDP zero copy receive support Patch #4: octeontx2-pf: Reconfigure RSS table after enabling AF_XDP zerocopy on rx queue Patch #5: octeontx2-pf: Prepare for AF_XDP transmit Patch #6: octeontx2-pf: AF_XDP zero copy transmit support Geetha sowjanya (1): octeontx2-pf: Don't unmap page pool buffer used by XDP Hariprasad Kelam (2): Octeontx2-pf: Prepare for AF_XDP octeontx2-pf: AF_XDP zero copy transmit support Suman Ghosh (3): octeontx2-pf: Add AF_XDP non-zero copy support octeontx2-pf: Add AF_XDP zero copy receive support octeontx2-pf: Reconfigure RSS table after enabling AF_XDP zerocopy on rx queue v2 changes: - Addressed minor review comments from Simon regrading smatch warnings .../ethernet/marvell/octeontx2/nic/Makefile | 2 +- .../ethernet/marvell/octeontx2/nic/cn10k.c | 6 +- .../marvell/octeontx2/nic/otx2_common.c | 125 +++++++--- .../marvell/octeontx2/nic/otx2_common.h | 17 +- .../marvell/octeontx2/nic/otx2_ethtool.c | 6 +- .../ethernet/marvell/octeontx2/nic/otx2_pf.c | 33 ++- .../marvell/octeontx2/nic/otx2_txrx.c | 181 +++++++++++--- .../marvell/octeontx2/nic/otx2_txrx.h | 9 + .../ethernet/marvell/octeontx2/nic/otx2_vf.c | 12 +- .../ethernet/marvell/octeontx2/nic/otx2_xsk.c | 225 ++++++++++++++++++ .../ethernet/marvell/octeontx2/nic/otx2_xsk.h | 24 ++ .../ethernet/marvell/octeontx2/nic/qos_sq.c | 2 +- 12 files changed, 561 insertions(+), 81 deletions(-) create mode 100644 drivers/net/ethernet/marvell/octeontx2/nic/otx2_xsk.c create mode 100644 drivers/net/ethernet/marvell/octeontx2/nic/otx2_xsk.h