From patchwork Fri Nov 10 19:33:24 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Florian Fainelli X-Patchwork-Id: 836843 Return-Path: X-Original-To: patchwork-incoming@ozlabs.org Delivered-To: patchwork-incoming@ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) 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; dkim=pass (2048-bit key; unprotected) header.d=gmail.com header.i=@gmail.com header.b="CGe8S/tZ"; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 3yYVcm5Vcqz9s71 for ; Sat, 11 Nov 2017 06:35:36 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754716AbdKJTfe (ORCPT ); Fri, 10 Nov 2017 14:35:34 -0500 Received: from mail-qt0-f195.google.com ([209.85.216.195]:44359 "EHLO mail-qt0-f195.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754193AbdKJTfc (ORCPT ); Fri, 10 Nov 2017 14:35:32 -0500 Received: by mail-qt0-f195.google.com with SMTP id 8so13155143qtv.1 for ; Fri, 10 Nov 2017 11:35:32 -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=E5BFNcM/YrmPDVoHpFuowJMypV9ya62IZuVU/9E4QFg=; b=CGe8S/tZEkOILE3RBdac+g05eOXVRgDJ8M/GcsCrNDsq+ctoE5AVX3GqLvG55+MTu5 3Rw2NlCaZeq/uvX/8CKfOtMfyoRb5pPby5mUQktlICr8prSgH2RcEqzgiQmvdsoYTnqE RE4FYJP/b5z1Z9I1acRAm1EiLVCMRDu+JuIEXqJupvniIuJQEoAwdn1mh0mPawCw4Iwv dL8siR+lupVuSG4Gtb4LwkyR9I4W6miqiG4GUgkFTx4ja0MkJ7Ei+9mUs0tAueyFP0Cw B8cU0sccsNkxV9wBP3iwkTa2TzCWEIR+r1EC0Sx1Ehvm0uc0uhOojXtOr/fEBaMvZIme bX5g== 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=E5BFNcM/YrmPDVoHpFuowJMypV9ya62IZuVU/9E4QFg=; b=ioWWjTta/qR+F4Htcr5rsyXmtCMhJwGWazWFkkWrtv5A9Yfme+h+dKUJ0lmelhk92Q oOUsnJFggEXxlfU97eN2V5xOwoKyittX5YXoF6MH6Xyo5YnTdLbotwNziMNNB+wy3QWq z4AEFbCJGs28EIlLMWITPmXfky9qt4ZMEnqPUi0NSvsRNudBeBQV1p/R3Dkh2tuW3wI3 hjKswK/6Z8lfFU0gARplGNI3tMNXLilb3V47zhHyDh8rJzajd5Bb1/MdvBc5s9d8I/yJ kQF7XM55lFWR/cDUNPxUIk4q6qs0dmQAdbGq/2GXaCWg70ZhAec9uxOtLOKScbxSXho1 yQjw== X-Gm-Message-State: AJaThX6e1eHowOTVqDnjL6JRtEqNeUmcirkTMiE+j2Xs2R/NDe94R/hh LWpa7sgsYvoV6YL6YgQc5r0epybS X-Google-Smtp-Source: AGs4zMaVMnYr9vyi2HmZaKR3xQ3AXFVnROIypwDFoLeP3JZFRVMWqCaiIMkMTxux26p37kmhF/jAgQ== X-Received: by 10.237.46.101 with SMTP id j92mr2122952qtd.168.1510342531483; Fri, 10 Nov 2017 11:35:31 -0800 (PST) Received: from fainelli-desktop.broadcom.com ([192.19.255.250]) by smtp.gmail.com with ESMTPSA id m63sm6712280qke.9.2017.11.10.11.35.29 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Fri, 10 Nov 2017 11:35:30 -0800 (PST) From: Florian Fainelli To: netdev@vger.kernel.org Cc: davem@davemloft.net, andrew@lunn.ch, vivien.didelot@savoirfairelinux.com, Florian Fainelli Subject: [PATCH net-next v3 0/3] net: dsa: b53: Turn on Broadcom tags Date: Fri, 10 Nov 2017 11:33:24 -0800 Message-Id: <20171110193327.25070-1-f.fainelli@gmail.com> X-Mailer: git-send-email 2.9.3 Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Hi all, This was long overdue, with this patch series, the b53 driver now turns on Broadcom tags except for 5325 and 5365 which use an older format that we do not support yet (TBD). First patch is necessary in order for bgmac, used on BCM5301X and Northstar Plus to work correctly and successfully send ARP packets back to the requsester. Second patch is actually a bug fix, but because net/master and net-next/master diverge in that area, I am targeting net-next/master here. Finally, the last patch enables Broadcom tags after checking that the CPU port selected is either, 5, 7 or 8, since those are the only valid combinations given currently supported HW. Changes in v3: - guarded padding with netdev_uses_dsa() to let the non-DSA use cases not have a performance hit for smaller packets - added missing select NET_DSA_TAG_BRCM to drivers/net/dsa/b53/Kconfig Changes in v2: - moved a hunk between patch 2 and patch 3 to avoid a bisectability issue Florian Fainelli (3): net: bgmac: Pad packets to a minimum size net: dsa: b53: Stop using dev->cpu_port incorrectly net: dsa: b53: Turn on Broadcom tags drivers/net/dsa/b53/Kconfig | 1 + drivers/net/dsa/b53/b53_common.c | 58 ++++++++++++++++++++++++++--------- drivers/net/ethernet/broadcom/bgmac.c | 16 ++++++++++ 3 files changed, 60 insertions(+), 15 deletions(-)