From patchwork Tue Mar 10 12:37:48 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Greg KH X-Patchwork-Id: 229758 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=-9.8 required=3.0 tests=DKIMWL_WL_HIGH, DKIM_SIGNED, DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT 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 4F984C18E5A for ; Tue, 10 Mar 2020 12:48:45 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 1DAC92467D for ; Tue, 10 Mar 2020 12:48:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1583844525; bh=poU2yKYx8uqXY9anobZDWyRSFMcqkk2DwmXd8rSwxoc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=f8NawKt0OU4C6hBykXe4ts/ifxxJ2XDnaYBYQ0haxIvGfEn1UXRLAc8410i8YMPxD DEVotcHruqvzjxvOmRO5JcqOFRLLr2623E75fFfF3rz2TE+emDQPDT72ufNwE0d3ch 75vh6209x0JHmbQOA4L0mZHJZJ917nzzLcBHqrK4= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728338AbgCJMsn (ORCPT ); Tue, 10 Mar 2020 08:48:43 -0400 Received: from mail.kernel.org ([198.145.29.99]:52912 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728117AbgCJMsl (ORCPT ); Tue, 10 Mar 2020 08:48:41 -0400 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (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 CE0132467D; Tue, 10 Mar 2020 12:48:40 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1583844521; bh=poU2yKYx8uqXY9anobZDWyRSFMcqkk2DwmXd8rSwxoc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=aV+iZC7bGu2FXxfCyR+MwWI1dyaNoOu7xa96qgstkYFgIMPzacyUbd8eYGxb/CEEU Kq1c3c96fQBIYTE0yDqI5aFlVJrj/iDUYluhmDJ2uxnQgmjdw3ckJIRFYZswJJC7QU mwb6IOAq0el05Vxop7LDBk6YNNNEH2Ve4A/xs9Z8= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Brian Masney , Rob Clark , Sasha Levin Subject: [PATCH 5.4 022/168] drm/msm/mdp5: rate limit pp done timeout warnings Date: Tue, 10 Mar 2020 13:37:48 +0100 Message-Id: <20200310123637.891054313@linuxfoundation.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200310123635.322799692@linuxfoundation.org> References: <20200310123635.322799692@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Brian Masney [ Upstream commit ef8c9809acb0805c991bba8bdd4749fc46d44a98 ] Add rate limiting of the 'pp done time out' warnings since these warnings can quickly fill the dmesg buffer. Signed-off-by: Brian Masney Signed-off-by: Rob Clark Signed-off-by: Sasha Levin --- drivers/gpu/drm/msm/disp/mdp5/mdp5_crtc.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/msm/disp/mdp5/mdp5_crtc.c b/drivers/gpu/drm/msm/disp/mdp5/mdp5_crtc.c index eb0b4b7dc7cc7..03c6d6157e4d0 100644 --- a/drivers/gpu/drm/msm/disp/mdp5/mdp5_crtc.c +++ b/drivers/gpu/drm/msm/disp/mdp5/mdp5_crtc.c @@ -1112,8 +1112,8 @@ static void mdp5_crtc_wait_for_pp_done(struct drm_crtc *crtc) ret = wait_for_completion_timeout(&mdp5_crtc->pp_completion, msecs_to_jiffies(50)); if (ret == 0) - dev_warn(dev->dev, "pp done time out, lm=%d\n", - mdp5_cstate->pipeline.mixer->lm); + dev_warn_ratelimited(dev->dev, "pp done time out, lm=%d\n", + mdp5_cstate->pipeline.mixer->lm); } static void mdp5_crtc_wait_for_flush_done(struct drm_crtc *crtc)