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 X-Spam-Level: X-Spam-Status: No, score=-6.8 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4D147C433DF for ; Mon, 19 Oct 2020 03:08:41 +0000 (UTC) Received: from lists.ozlabs.org (lists.ozlabs.org [203.11.71.2]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 6BBCF22260 for ; Mon, 19 Oct 2020 03:08:40 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="ZNLk6WVQ" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 6BBCF22260 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=openbmc-bounces+openbmc=archiver.kernel.org@lists.ozlabs.org Received: from bilbo.ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3]) by lists.ozlabs.org (Postfix) with ESMTP id 4CF1tF4qdQzDqVl for ; Mon, 19 Oct 2020 14:08:37 +1100 (AEDT) Authentication-Results: lists.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=kernel.org (client-ip=198.145.29.99; helo=mail.kernel.org; envelope-from=kuba@kernel.org; receiver=) Authentication-Results: lists.ozlabs.org; dmarc=pass (p=none dis=none) header.from=kernel.org Authentication-Results: lists.ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=default header.b=ZNLk6WVQ; dkim-atps=neutral Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 4CCgyq55d5zDqvK; Sat, 17 Oct 2020 09:37:55 +1100 (AEDT) Received: from kicinski-fedora-pc1c0hjn.dhcp.thefacebook.com (unknown [163.114.132.1]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id C4C0520874; Fri, 16 Oct 2020 22:37:51 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1602887872; bh=b2EGIKg3KP0GtQPo2F73WLvD38qjR51SW+fFm5/DFnE=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=ZNLk6WVQnGcj+itxB3EwnJslgGvxlZ/vwTgLbHm1WDAVYIBMCFpZUhCLSsBQ7QS90 pSp4yEakwcMP5kgixMbHJjXr3y0BPBAGsb3PFwuq2XSGF8ompPKqcoL86G8EUn91ot iJ4ddVLd9CU3T9vit7ODUaIOcJ22p1BHp1JO4lAQ= Date: Fri, 16 Oct 2020 15:37:50 -0700 From: Jakub Kicinski To: Dylan Hung Subject: Re: [PATCH 1/1] net: ftgmac100: Fix Aspeed ast2600 TX hang issue Message-ID: <20201016153750.1c46de21@kicinski-fedora-pc1c0hjn.dhcp.thefacebook.com> In-Reply-To: <20201014060632.16085-2-dylan_hung@aspeedtech.com> References: <20201014060632.16085-1-dylan_hung@aspeedtech.com> <20201014060632.16085-2-dylan_hung@aspeedtech.com> MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Mailman-Approved-At: Mon, 19 Oct 2020 14:06:21 +1100 X-BeenThere: openbmc@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Development list for OpenBMC List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: BMC-SW@aspeedtech.com, ratbert@faraday-tech.com, linux-aspeed@lists.ozlabs.org, netdev@vger.kernel.org, openbmc@lists.ozlabs.org, linux-kernel@vger.kernel.org, davem@davemloft.net Errors-To: openbmc-bounces+openbmc=archiver.kernel.org@lists.ozlabs.org Sender: "openbmc" On Wed, 14 Oct 2020 14:06:32 +0800 Dylan Hung wrote: > The new HW arbitration feature on Aspeed ast2600 will cause MAC TX to > hang when handling scatter-gather DMA. Disable the problematic feature > by setting MAC register 0x58 bit28 and bit27. > > Signed-off-by: Dylan Hung Applied, thank you.