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=-11.4 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, UNPARSEABLE_RELAY autolearn=ham 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 17C90C433ED for ; Tue, 4 May 2021 04:35:39 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id D3F46611C0 for ; Tue, 4 May 2021 04:35:38 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229748AbhEDEgc (ORCPT ); Tue, 4 May 2021 00:36:32 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38686 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229715AbhEDEgb (ORCPT ); Tue, 4 May 2021 00:36:31 -0400 Received: from mail-ot1-x329.google.com (mail-ot1-x329.google.com [IPv6:2607:f8b0:4864:20::329]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7F73FC061574 for ; Mon, 3 May 2021 21:35:37 -0700 (PDT) Received: by mail-ot1-x329.google.com with SMTP id d3-20020a9d29030000b029027e8019067fso7120605otb.13 for ; Mon, 03 May 2021 21:35:37 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; h=mime-version:in-reply-to:references:from:user-agent:date:message-id :subject:to:cc; bh=12EeYennVqX2P8FOG2dNNIcrhuVTc1/1jZXtCarHoKM=; b=MSPmW8/ZKloKD0QDPiin1h8IqReGKHeqHXMAsiYNU6k3yqy+Tyd86qOIUhBCloDcgQ /LA7Rs5mdwb+VyvpdAb25xBsIbQQ9JaXe/e9+dcE3b4+ZERwRX0oSSrK2EW67kWcAWKX VajqY9gCYR41BVR/gaGhPObohRvZkgAD8FUaY= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:in-reply-to:references:from :user-agent:date:message-id:subject:to:cc; bh=12EeYennVqX2P8FOG2dNNIcrhuVTc1/1jZXtCarHoKM=; b=lF/ModRz1NzxYHXWWLM7PtY9l8A8mH8TRHgd8qNjAlPZMucuRbMdXRbvu08aRRhcw6 pHX/Mgm5EHxb1a+n8HC+aeUHeAo2/t1c+E0+YhR+oDBFA+ahW0q2JQpETQm/Zwc5MEf+ HjsOES4d5jUWDCxwkumFdytfEjwNsyf3IaaORziRUwkrKC0qfeX4hqnCQasmoDiAKNFb TjXvdnPPTdCXuc492WxjsPsGccQ9ATu70KawLvIZeD1vcEE67HETu9Z7lIVg/NicaVKN jT8/QD2jk9eMN0JKmmWO5t8r4O+5D799dPOOJaFLLVyqo/YOqpGJMmOZYThfaebXn1Nk WIeA== X-Gm-Message-State: AOAM531WKSTsx9E67DZw8kh/uzsY0ekmxAoL8ZCG8/OQ4B4T/eFnHXVm GA282tmJD7GoXT8yC9E2PNQ1ObybCqp5IxkAM9yYNw== X-Google-Smtp-Source: ABdhPJwjtAQf7I6rJSTL2NdHu7gm1KwLrNIZrA2fuZntbiIwPRA8HpdUJT6TpqFrmficTe1/yOI0+5z2M/cw+exheHY= X-Received: by 2002:a9d:5e19:: with SMTP id d25mr17257855oti.308.1620102937013; Mon, 03 May 2021 21:35:37 -0700 (PDT) Received: from 753933720722 named unknown by gmailapi.google.com with HTTPREST; Mon, 3 May 2021 21:35:36 -0700 MIME-Version: 1.0 In-Reply-To: <1619048258-8717-5-git-send-email-khsieh@codeaurora.org> References: <1619048258-8717-1-git-send-email-khsieh@codeaurora.org> <1619048258-8717-5-git-send-email-khsieh@codeaurora.org> From: Stephen Boyd User-Agent: alot/0.9.1 Date: Mon, 3 May 2021 21:35:36 -0700 Message-ID: Subject: Re: [PATCH v4 4/4] drm/msm/dp: dp_link_parse_sink_count() return immediately if aux read failed To: Kuogee Hsieh , robdclark@gmail.com, sean@poorly.run Cc: abhinavk@codeaurora.org, aravindh@codeaurora.org, airlied@linux.ie, daniel@ffwll.ch, linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org, linux-kernel@vger.kernel.org Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org Quoting Kuogee Hsieh (2021-04-21 16:37:38) > Add checking aux read/write status at both dp_link_parse_sink_count() > and dp_link_parse_sink_status_filed() to avoid long timeout delay if s/filed/field/ > dp aux read/write failed at timeout due to cable unplugged. > > Changes in V4: > -- split this patch as stand alone patch > > Signed-off-by: Kuogee Hsieh Can this patch come before the one previously? And then some fixes tag be added? Otherwise looks good to me. Reviewed-by: Stephen Boyd Tested-by: Stephen Boyd