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=-9.2 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,USER_AGENT_SANE_1 autolearn=unavailable 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 12535C433DB for ; Tue, 5 Jan 2021 09:41:28 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id C1C60225AB for ; Tue, 5 Jan 2021 09:41:27 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728289AbhAEJlM (ORCPT ); Tue, 5 Jan 2021 04:41:12 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40034 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728143AbhAEJlL (ORCPT ); Tue, 5 Jan 2021 04:41:11 -0500 Received: from mail-ej1-x62d.google.com (mail-ej1-x62d.google.com [IPv6:2a00:1450:4864:20::62d]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id CFDCDC061574; Tue, 5 Jan 2021 01:40:30 -0800 (PST) Received: by mail-ej1-x62d.google.com with SMTP id ga15so8268456ejb.4; Tue, 05 Jan 2021 01:40:30 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=to:cc:from:subject:message-id:date:user-agent:mime-version :content-language:content-transfer-encoding; bh=7JpfgvEf5Dv3hNrt+948clbIZ+Oxxj5OAi+iacxd46I=; b=F5BNa7wPD+WAkUgPQ8GPBm+v8CNXST1S8WDbl+7abPKUDu1TEyE14kYCrqCDaIHwAR L97vYSj6jZ/MUI/lZNyRmoEktlpCmwOlGxFe4fsN4y6rrunqVfDDxpca2RA7Avoq5ooa j1rSTu19y4kcieJNFB07zAHaGMkFaITraLBzK4ixQEoPDnNM2h/1ElPbGFsRAvmH5qoT W8UqfoUHHdPZM6z8z7XCE+5iDuoCtwyIK/iX5lHQ5MZMIPcCA0I8sxks011M3smpIHSv XHL1BxUnQaM+KWnvOgciZHqoUu9+I534ag6vfe9vn6a7yyhzdFVVBL0ZjyyzXJhQkqZT k2Tg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:to:cc:from:subject:message-id:date:user-agent :mime-version:content-language:content-transfer-encoding; bh=7JpfgvEf5Dv3hNrt+948clbIZ+Oxxj5OAi+iacxd46I=; b=Jucqk8M0PcL1/fVo0RDqf/Xh1jM3sXUszB7UIUHHIoEC0J2QdTPQO+XsIbL3eDF2gS L8cYwNMLMU4SF3fujaKW+XSFrkevA4nG74zNtuooteKM0m3J349l0doNcnG6nxgY/BVR CXyiphDZl585R/qYhgjbROCm/E5JpXPfjiCSXqnzTssF2SPJfP6WLLv3l7b6/gSDMW5y 1RMprnxpYn4vx2HusweOEBxVTrS2DWF9hSw21ItcG/bJ5WT/6oDDiSSS8iRZZPzjktJ/ p4De8VTeAkJUeSWDkeFm/1TvqeCxjdu/KD2ckSntp0C6iSXk/wbUK9/EHVaiLQjWoIpc P/Dg== X-Gm-Message-State: AOAM531P8Uv7XVeOAPRpDss1cXZ0A6+l6Of1YZZ19NLZFL96Ag/sd5Uz XgYoypv1SxMxSI2RHLsi9EYnh/DgPbI= X-Google-Smtp-Source: ABdhPJzwjFwZ3FNbcLiYV2rf1ENgTEumATCWtzmL/Jp4/zr4BlbeUHFvSg5W0QGCmcAz979GWhwMKQ== X-Received: by 2002:a17:906:a29a:: with SMTP id i26mr69055933ejz.45.1609839629342; Tue, 05 Jan 2021 01:40:29 -0800 (PST) Received: from ?IPv6:2003:ea:8f06:5500:5ee:6bfd:b6c9:8fa1? (p200300ea8f06550005ee6bfdb6c98fa1.dip0.t-ipconnect.de. [2003:ea:8f06:5500:5ee:6bfd:b6c9:8fa1]) by smtp.googlemail.com with ESMTPSA id x16sm24389880ejb.38.2021.01.05.01.40.28 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 05 Jan 2021 01:40:28 -0800 (PST) To: Bjorn Helgaas , Russell King - ARM Linux , Realtek linux nic maintainers , David Miller , Jakub Kicinski Cc: "linux-pci@vger.kernel.org" , "linux-arm-kernel@lists.infradead.org" , "netdev@vger.kernel.org" From: Heiner Kallweit Subject: [PATCH 0/3] PCI: Disable parity checking if broken_parity is set Message-ID: Date: Tue, 5 Jan 2021 10:40:22 +0100 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:78.0) Gecko/20100101 Thunderbird/78.6.0 MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org If we know that a device has broken parity checking, then disable it. This avoids quirks like in r8169 where on the first parity error interrupt parity checking will be disabled if broken_parity_status is set. Make pci_quirk_broken_parity() public so that it can be used by platform code, e.g. for Thecus N2100. Heiner Kallweit (3): PCI: Disable parity checking if broken_parity_status is set ARM: iop32x: improve N2100 PCI broken parity quirk r8169: simplify broken parity handling now that PCI core takes care arch/arm/mach-iop32x/n2100.c | 8 +++----- drivers/net/ethernet/realtek/r8169_main.c | 14 -------------- drivers/pci/quirks.c | 17 +++++++++++------ include/linux/pci.h | 2 ++ 4 files changed, 16 insertions(+), 25 deletions(-) -- 2.30.0