From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-ej1-f48.google.com (mail-ej1-f48.google.com [209.85.218.48]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id A35EA1552F5 for ; Thu, 8 Aug 2024 15:46:59 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.218.48 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1723132021; cv=none; b=GjI2nkOpSVetYY9voP5tuLGeRix9bEqjnAnHRE9wb9R5mB7W1XAG3RrOeflN/vfU0wgjy0CX2sfgtNmKBE2ZkegYmtmWPzgv/2r/08ltna3fg7wDri8TkGe4rgzcWNZy6JF6DYZexrYTZwip8hv6OuSrv06gXluyDBquBZMNoe0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1723132021; c=relaxed/simple; bh=KRzDxAn9RJpwk/tqZsp8jq+57KXYd5G7EshwjMGNWmI=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=Fk4YFGFt+9Fp/OzorCd0j9bIv4S5fpwEa5RpVtyysIBdzia9Y6QrNvhReYxHJx0AEghW2B/bbs3tXUz5hg0bXWBjji+ZWdCgabaTq1+ztAtbo4BUtPsML9Bu1exESVtDejrJvXEMkzONX0yb5115YKX/eNHxekkFxtsM8L/FJUk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=resnulli.us; spf=none smtp.mailfrom=resnulli.us; dkim=pass (2048-bit key) header.d=resnulli-us.20230601.gappssmtp.com header.i=@resnulli-us.20230601.gappssmtp.com header.b=InzQ71Ud; arc=none smtp.client-ip=209.85.218.48 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=resnulli.us Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=resnulli.us Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=resnulli-us.20230601.gappssmtp.com header.i=@resnulli-us.20230601.gappssmtp.com header.b="InzQ71Ud" Received: by mail-ej1-f48.google.com with SMTP id a640c23a62f3a-a7a9e25008aso138349866b.0 for ; Thu, 08 Aug 2024 08:46:59 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=resnulli-us.20230601.gappssmtp.com; s=20230601; t=1723132018; x=1723736818; darn=vger.kernel.org; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:from:to:cc:subject:date:message-id:reply-to; bh=PCeRekzLFEJrJabDQJ0cJLMedoMMEpBax/bjNXZ6/3U=; b=InzQ71UdOqjtz7ueDLM96fHAW3LdgICpMmxxUhBwhnIMNAB1hPsv9JHIGsU7iE8Nvz a7KOBnR7IJdxrfYsirPg76JdYY8sswlOGGR2nHah50zMWGH4WW96+0IqottOAIJwAas/ uKgvJO6Lu2YMkHrf8i60+LE/ZqWQoSV2KOd3U2C05DAWTADy6eJxpwAyJ8oDJ2LOXXy5 2Hnj7YzxADfZ7W8wUk1+N87AduG508EACiZJCpMfxtUkfwwg3aFA3xl2IQ4gA+G6GqNJ 9MuxmLlTwuhppW1YGMUtb61FxQ64dkiEGs8g+wKB9s91VbZUiiEIvJRxgGlBx6zoBG9d mKCQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1723132018; x=1723736818; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=PCeRekzLFEJrJabDQJ0cJLMedoMMEpBax/bjNXZ6/3U=; b=BxtuO/dhDYsQ8mLpDGXt1ykVNsHQCfUHEg8lQD68bZ6h4ua1offbx+59XyigldWgTw jqlj5Mj/jA56ruNgdx7XP3VEK4ySAFOjBP9JDJU636XhRQa9WPjJebuRaIYs6zkdP7D0 VJ+miCMcQQenS4J0+RN22a64vn40bA4bDspl2162IWZ8mSWXiu0QeuXWFxu7YN8R7KA/ n1W7IsaJcdyizdDEcm3Cam0xHYBm2V5cApU+Gms61p2lDxT9JCf0V2nPCPaqm3E9T1xr Q+LjsHWcgXLR17bixUHdINp5pWMsjcJ0G1OlLoi18n81JMJlL/HkvaI7YOC1kkxYtd51 PAGw== X-Gm-Message-State: AOJu0YyKS5sNkV84YSrXHjahcjtgRUu8DAKbQGxhgy6llQn73oNwik2X Atipazqpdo237bS479t0Ac0bEh/1WplOeNZdsUcaS72jL1hHsKfU9euIyyQ+9GM= X-Google-Smtp-Source: AGHT+IFahXkRcwGDkqHT+ox+Aw0u5vNDs9X2x46SevsSQ6ELzkieCAHfhpc+nmonFnJTbuurKx1UxQ== X-Received: by 2002:a17:906:6a04:b0:a7a:c106:364f with SMTP id a640c23a62f3a-a8090e3a702mr186924266b.43.1723132017762; Thu, 08 Aug 2024 08:46:57 -0700 (PDT) Received: from localhost ([213.235.133.38]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-a7dc9ec8ce3sm755599266b.216.2024.08.08.08.46.56 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 08 Aug 2024 08:46:57 -0700 (PDT) Date: Thu, 8 Aug 2024 17:46:55 +0200 From: Jiri Pirko To: Geetha sowjanya Cc: netdev@vger.kernel.org, linux-kernel@vger.kernel.org, kuba@kernel.org, davem@davemloft.net, pabeni@redhat.com, edumazet@google.com, sgoutham@marvell.com, sbhatta@marvell.com, hkelam@marvell.com Subject: Re: [net-next PATCH v10 00/11] Introduce RVU representors Message-ID: References: <20240805131815.7588-1-gakula@marvell.com> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20240805131815.7588-1-gakula@marvell.com> Mon, Aug 05, 2024 at 03:18:04PM CEST, gakula@marvell.com wrote: >This series adds representor support for each rvu devices. >When switchdev mode is enabled, representor netdev is registered >for each rvu device. In implementation of representor model, >one NIX HW LF with multiple SQ and RQ is reserved, where each >RQ and SQ of the LF are mapped to a representor. A loopback channel >is reserved to support packet path between representors and VFs. >CN10K silicon supports 2 types of MACs, RPM and SDP. This >patch set adds representor support for both RPM and SDP MAC >interfaces. > >- Patch 1: Refactors and exports the shared service functions. >- Patch 2: Implements basic representor driver. >- Patch 3: Add devlink support to create representor netdevs that > can be used to manage VFs. >- Patch 4: Implements basec netdev_ndo_ops. >- Patch 5: Installs tcam rules to route packets between representor and > VFs. >- Patch 6: Enables fetching VF stats via representor interface >- Patch 7: Adds support to sync link state between representors and VFs . >- Patch 8: Enables configuring VF MTU via representor netdevs. >- Patch 9: Add representors for sdp MAC. >- Patch 10: Add devlink port support. > > >Command to create PF/VF representor >#devlink dev eswitch set pci/0002:1c:00.0 mode switchdev >VF representors are created for each VF when switch mode is set switchdev on representor PCI device > >#devlink dev >pci/0002:01:00.0 >pci/0002:02:00.0 >pci/0002:1c:00.0 What are these 3 instances representing? How many PFs do you have? 3? How many physical ports you have? > >#devlink dev eswitch set pci/0002:1c:00.0 mode switchdev > ># ip link show > eth0: mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000 link/ether 7e:58:2d:b6:97:51 brd ff:ff:ff:ff:ff:ff What is this eth0? Why isn't it connected to any devlink port? > r0p1v0: mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000 link/ether 7e:5a:66:ea:fe:d6 brd ff:ff:ff:ff:ff:ff > r1p1v1: mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000 link/ether de:29:be:10:9e:bf brd ff:ff:ff:ff:ff:ff > r2p1v2: mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000 link/ether 4a:12:c7:a2:66:ad brd ff:ff:ff:ff:ff:ff > r3p1v3: mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000 link/ether c2:b8:a8:0e:73:fd brd ff:ff:ff:ff:ff:ff > > >~# devlink port >pci/0002:1c:00.0/0: type eth netdev r0p1v0 flavour pcipf controller 0 pfnum 1 vfnum 0 external false splittable false >pci/0002:1c:00.0/1: type eth netdev r1p1v1 flavour pcivf controller 0 pfnum 1 vfnum 1 external false splittable false >pci/0002:1c:00.0/2: type eth netdev r2p1v2 flavour pcivf controller 0 pfnum 1 vfnum 2 external false splittable false >pci/0002:1c:00.0/3: type eth netdev r3p1v3 flavour pcivf controller 0 pfnum 1 vfnum 3 external false splittable false You are missing physical port devlink instance here? Where is it? > > >----------- >v1-v2: > -Fixed build warnings. > -Address review comments provided by "Kalesh Anakkur Purayil". > >v2-v3: > - Used extack for error messages. > - As suggested reworked commit messages. > - Fixed sparse warning. > >v3-v4: > - Patch 2 & 3: Fixed coccinelle reported warnings. > - Patch 10: Added devlink port support. When someone reviews your patchset at some version, you put him to cc list from that point. Why didn't you put me to cc list? > >v4-v5: > - Patch 3: Removed devm_* usage in rvu_rep_create() > - Patch 3: Fixed build warnings. > >v5-v6: > - Addressed review comments provided by "Simon Horman". > - Added review tag. > >v6-v7: > - Rebased on top net-next branch. > >v7-v8: > - Implmented offload stats ndo. > - Added documentation. > >v8-v9: > - Updated the documentation. > >v9-v10: > - Fixed build warning w.r.t documentation. > >Geetha sowjanya (11): > octeontx2-pf: Refactoring RVU driver > octeontx2-pf: RVU representor driver > octeontx2-pf: Create representor netdev > octeontx2-pf: Add basic net_device_ops > octeontx2-af: Add packet path between representor and VF > octeontx2-pf: Get VF stats via representor > octeontx2-pf: Add support to sync link state between representor and > VFs > octeontx2-pf: Configure VF mtu via representor > octeontx2-pf: Add representors for sdp MAC > octeontx2-pf: Add devlink port support > octeontx2-pf: Implement offload stats ndo for representors > > .../ethernet/marvell/octeontx2.rst | 85 ++ > .../net/ethernet/marvell/octeontx2/Kconfig | 8 + > .../ethernet/marvell/octeontx2/af/Makefile | 3 +- > .../ethernet/marvell/octeontx2/af/common.h | 2 + > .../net/ethernet/marvell/octeontx2/af/mbox.h | 74 ++ > .../net/ethernet/marvell/octeontx2/af/npc.h | 1 + > .../net/ethernet/marvell/octeontx2/af/rvu.c | 11 + > .../net/ethernet/marvell/octeontx2/af/rvu.h | 30 +- > .../marvell/octeontx2/af/rvu_debugfs.c | 27 - > .../marvell/octeontx2/af/rvu_devlink.c | 6 + > .../ethernet/marvell/octeontx2/af/rvu_nix.c | 81 +- > .../marvell/octeontx2/af/rvu_npc_fs.c | 5 + > .../ethernet/marvell/octeontx2/af/rvu_reg.h | 4 + > .../ethernet/marvell/octeontx2/af/rvu_rep.c | 464 +++++++++++ > .../marvell/octeontx2/af/rvu_struct.h | 26 + > .../marvell/octeontx2/af/rvu_switch.c | 20 +- > .../ethernet/marvell/octeontx2/nic/Makefile | 2 + > .../ethernet/marvell/octeontx2/nic/cn10k.c | 4 +- > .../ethernet/marvell/octeontx2/nic/cn10k.h | 2 +- > .../marvell/octeontx2/nic/otx2_common.c | 58 +- > .../marvell/octeontx2/nic/otx2_common.h | 84 +- > .../marvell/octeontx2/nic/otx2_devlink.c | 49 ++ > .../ethernet/marvell/octeontx2/nic/otx2_pf.c | 305 +++++--- > .../marvell/octeontx2/nic/otx2_txrx.c | 38 +- > .../marvell/octeontx2/nic/otx2_txrx.h | 3 +- > .../ethernet/marvell/octeontx2/nic/otx2_vf.c | 19 +- > .../net/ethernet/marvell/octeontx2/nic/rep.c | 725 ++++++++++++++++++ > .../net/ethernet/marvell/octeontx2/nic/rep.h | 53 ++ > 28 files changed, 1962 insertions(+), 227 deletions(-) > create mode 100644 drivers/net/ethernet/marvell/octeontx2/af/rvu_rep.c > create mode 100644 drivers/net/ethernet/marvell/octeontx2/nic/rep.c > create mode 100644 drivers/net/ethernet/marvell/octeontx2/nic/rep.h > >-- >2.25.1 > >