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=-8.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED 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 B298AC4338F for ; Wed, 4 Aug 2021 05:37:55 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 9211460E8D for ; Wed, 4 Aug 2021 05:37:55 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235231AbhHDFiG (ORCPT ); Wed, 4 Aug 2021 01:38:06 -0400 Received: from m43-7.mailgun.net ([69.72.43.7]:37686 "EHLO m43-7.mailgun.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230070AbhHDFiF (ORCPT ); Wed, 4 Aug 2021 01:38:05 -0400 DKIM-Signature: a=rsa-sha256; v=1; c=relaxed/relaxed; d=mg.codeaurora.org; q=dns/txt; s=smtp; t=1628055473; h=Message-ID: References: In-Reply-To: Subject: Cc: To: From: Date: Content-Transfer-Encoding: Content-Type: MIME-Version: Sender; bh=XdIMy/+KYlx0LiNJkuSBANk6R6Hn89TlHZhiYcNm2Ec=; b=nZNN40QKzq3rUdvk1OJSJPSzShI8uU78wMlJg3H8alKwC88qcQffaQKF8aqYj13rM7TSfs6p UxvaoTBZ2ottUFEluheBBV+zbLs3rGSonrlbMGF/usUNuryaF2zepw5G8/Dl65h7R3jovcJW utNfuhOXwF7YEe1VVONLP3rOf5w= X-Mailgun-Sending-Ip: 69.72.43.7 X-Mailgun-Sid: WyI1YmJiNiIsICJkZXZpY2V0cmVlQHZnZXIua2VybmVsLm9yZyIsICJiZTllNGEiXQ== Received: from smtp.codeaurora.org (ec2-35-166-182-171.us-west-2.compute.amazonaws.com [35.166.182.171]) by smtp-out-n05.prod.us-east-1.postgun.com with SMTP id 610a27a6041a739c46d95bfe (version=TLS1.2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256); Wed, 04 Aug 2021 05:37:42 GMT Sender: kalyan_t=codeaurora.org@mg.codeaurora.org Received: by smtp.codeaurora.org (Postfix, from userid 1001) id A9293C43217; Wed, 4 Aug 2021 05:37:41 +0000 (UTC) Received: from mail.codeaurora.org (localhost.localdomain [127.0.0.1]) (using TLSv1 with cipher ECDHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) (Authenticated sender: kalyan_t) by smtp.codeaurora.org (Postfix) with ESMTPSA id BDDD1C433D3; Wed, 4 Aug 2021 05:37:40 +0000 (UTC) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII; format=flowed Content-Transfer-Encoding: 7bit Date: Wed, 04 Aug 2021 11:07:40 +0530 From: kalyan_t@codeaurora.org To: Stephen Boyd Cc: devicetree@vger.kernel.org, dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, robdclark@gmail.com, dianders@chromium.org, mkrishn@codeaurora.org, saiprakash.ranjan@codeaurora.org, rnayak@codeaurora.org, stable@vger.kernel.org Subject: Re: [Freedreno] [v2] drm/msm/disp/dpu1: add safe lut config in dpu driver In-Reply-To: References: <1627987307-29347-1-git-send-email-kalyan_t@codeaurora.org> Message-ID: X-Sender: kalyan_t@codeaurora.org User-Agent: Roundcube Webmail/1.3.9 Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org On 2021-08-04 01:43, Stephen Boyd wrote: > Quoting Kalyan Thota (2021-08-03 03:41:47) >> Add safe lut configuration for all the targets in dpu >> driver as per QOS recommendation. >> >> Issue reported on SC7280: >> >> With wait-for-safe feature in smmu enabled, RT client >> buffer levels are checked to be safe before smmu invalidation. >> Since display was always set to unsafe it was delaying the >> invalidaiton process thus impacting the performance on NRT clients >> such as eMMC and NVMe. >> >> Validated this change on SC7280, With this change eMMC performance >> has improved significantly. >> >> Changes in v1: >> - Add fixes tag (Sai) >> - CC stable kernel (Dimtry) >> >> Fixes: cfacf946a464d4(drm/msm/disp/dpu1: add support for display for >> SC7280 target) > > This is wrong format and commit hash > My bad, i'll fix it right away - KT > Fixes: 591e34a091d1 ("drm/msm/disp/dpu1: add support for display for > SC7280 target") > >> Signed-off-by: Kalyan Thota >> Tested-by: Sai Prakash Ranjan >> (sc7280, sc7180)