From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id CD4DAC7EE25 for ; Wed, 7 Jun 2023 04:26:40 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234064AbjFGE0k (ORCPT ); Wed, 7 Jun 2023 00:26:40 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44658 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232386AbjFGE0E (ORCPT ); Wed, 7 Jun 2023 00:26:04 -0400 Received: from mail-yb1-xb33.google.com (mail-yb1-xb33.google.com [IPv6:2607:f8b0:4864:20::b33]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D492F272D for ; Tue, 6 Jun 2023 21:22:49 -0700 (PDT) Received: by mail-yb1-xb33.google.com with SMTP id 3f1490d57ef6-bacfc573647so7820586276.1 for ; Tue, 06 Jun 2023 21:22:49 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=broadcom.com; s=google; t=1686111768; x=1688703768; h=in-reply-to:from:references:cc:to:subject:user-agent:mime-version :date:message-id:from:to:cc:subject:date:message-id:reply-to; bh=09mlI/Y303laYfbn/4Xi9P0VIzQKURnPNpU+7AN0rrE=; b=KkQ3TwrQAytWfFGDRgCDlbNX+6N/vLtv6SzNr9NjNhy2oysVFzGTZypg4tMpeK+KWm txmjNKObM3SuTnnAbyvkAzLRDNboPIo24cLcLHiI11ShS/qVnYGJbCiFPZ7mmI5/6jlr 9aIMxGExgF/qVbpPZrpjMNMjQhUEZnT9O0+XI= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1686111768; x=1688703768; h=in-reply-to:from:references:cc:to:subject:user-agent:mime-version :date:message-id:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=09mlI/Y303laYfbn/4Xi9P0VIzQKURnPNpU+7AN0rrE=; b=DNbzvHL0g4ewWwl07OXNJ6Dpx37ijcWsr15QrzoN57V+6ipuNaXbQ/nFuL0AI09oCs y8syFRu47X6Ee1QKyZcMohznx1/6FYZMaAPZIGfLOqgAOTjuDODkvrmzTELfUTa/xZjZ 9CWa3DBlOyCxuFgI41gH92WW3HcbHWmhkzLz5YMtUDNClWhJplLeNlVPBtjOegBoic+x eYa9loyz5J6L5HRXj/U2yVXiNG01kVgmQGDEe5awwEWLVQ9qvnvxrZSX+5ls7wwFBsLb k6bNwZ5z/dzDKTThw2+Hr8dq52IlqUwFcdKIf0/L6aXYo3fxgnZum9nnVD9OLQGIpbQv Lo0Q== X-Gm-Message-State: AC+VfDwB0wjeAGAqU9kHpEMB+r+gp8lunDMpxTnSKi3D0o1j4xjN7GzR P1njUGeeoaDjsD1jmvlVQED5kQ== X-Google-Smtp-Source: ACHHUZ63uKHm+XQoEIxZqIKmLcCghDWBoZhKpMhG2GVyL+dRVtc0jKMdgp8+uUQsmRGTKq8OLlG1Xg== X-Received: by 2002:a25:8b:0:b0:b8f:3a83:a16c with SMTP id 133-20020a25008b000000b00b8f3a83a16cmr4393385yba.58.1686111768512; Tue, 06 Jun 2023 21:22:48 -0700 (PDT) Received: from [192.168.86.135] ([136.52.74.64]) by smtp.gmail.com with ESMTPSA id jf12-20020a170903268c00b001b176d96da0sm9381479plb.78.2023.06.06.21.22.46 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 06 Jun 2023 21:22:47 -0700 (PDT) Message-ID: Date: Tue, 6 Jun 2023 21:22:45 -0700 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:102.0) Gecko/20100101 Thunderbird/102.11.2 Subject: Re: [PATCH net-next v6 3/6] net: bcmasp: Add support for ASP2.0 Ethernet controller To: Jakub Kicinski Cc: netdev@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, bcm-kernel-feedback-list@broadcom.com, florian.fainelli@broadcom.com, davem@davemloft.net, edumazet@google.com, pabeni@redhat.com, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, conor+dt@kernel.org, opendmb@gmail.com, andrew@lunn.ch, hkallweit1@gmail.com, linux@armlinux.org.uk, richardcochran@gmail.com, sumit.semwal@linaro.org, christian.koenig@amd.com, simon.horman@corigine.com References: <1685657551-38291-1-git-send-email-justin.chen@broadcom.com> <1685657551-38291-4-git-send-email-justin.chen@broadcom.com> <20230602235859.79042ff0@kernel.org> <956dc20f-386c-f4fe-b827-1a749ee8af02@broadcom.com> <20230606171605.3c20ae79@kernel.org> <8601be87-4bcb-8e6b-5124-1c63150c7c40@broadcom.com> <20230606185453.582d3831@kernel.org> <024a6733-f552-c538-2b59-26058c750d66@broadcom.com> <20230606204500.04083bd8@kernel.org> From: Justin Chen In-Reply-To: <20230606204500.04083bd8@kernel.org> Content-Type: multipart/signed; protocol="application/pkcs7-signature"; micalg=sha-256; boundary="000000000000084da405fd827d90" Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org --000000000000084da405fd827d90 Content-Language: en-US Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 6/6/2023 8:45 PM, Jakub Kicinski wrote: > On Tue, 6 Jun 2023 19:33:13 -0700 Justin Chen wrote: >>>> Not netdevs per se, but packets can be redirected to an offload >>>> co-processor. >>> >>> How is the redirecting configured? >> >> Through filters that can be programmed by the Host cpu or co-processor. > > How are the filter programmed by the host (in terms of user API)? You are stumbling upon my next objective here. This patch set does not support this because it wasn't clear how to do it. The plan was to get the base driver merged first then introduce a way to specify an offload channel. If you must know, I introduced a rxnfc flow_spec ring cookie to specify an offload filter. Not sure if this is the right way to do it or not, but figured this would be a future discussion. --000000000000084da405fd827d90 Content-Type: application/pkcs7-signature; name="smime.p7s" Content-Transfer-Encoding: base64 Content-Disposition: attachment; filename="smime.p7s" Content-Description: S/MIME Cryptographic Signature MIIQagYJKoZIhvcNAQcCoIIQWzCCEFcCAQExDzANBglghkgBZQMEAgEFADALBgkqhkiG9w0BBwGg gg3BMIIFDTCCA/WgAwIBAgIQeEqpED+lv77edQixNJMdADANBgkqhkiG9w0BAQsFADBMMSAwHgYD VQQLExdHbG9iYWxTaWduIFJvb3QgQ0EgLSBSMzETMBEGA1UEChMKR2xvYmFsU2lnbjETMBEGA1UE AxMKR2xvYmFsU2lnbjAeFw0yMDA5MTYwMDAwMDBaFw0yODA5MTYwMDAwMDBaMFsxCzAJBgNVBAYT AkJFMRkwFwYDVQQKExBHbG9iYWxTaWduIG52LXNhMTEwLwYDVQQDEyhHbG9iYWxTaWduIEdDQyBS MyBQZXJzb25hbFNpZ24gMiBDQSAyMDIwMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA vbCmXCcsbZ/a0fRIQMBxp4gJnnyeneFYpEtNydrZZ+GeKSMdHiDgXD1UnRSIudKo+moQ6YlCOu4t rVWO/EiXfYnK7zeop26ry1RpKtogB7/O115zultAz64ydQYLe+a1e/czkALg3sgTcOOcFZTXk38e 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