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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id DC512C77B61 for ; Thu, 27 Apr 2023 17:43:44 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S244633AbjD0Rnn (ORCPT ); Thu, 27 Apr 2023 13:43:43 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49926 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S244489AbjD0RnV (ORCPT ); Thu, 27 Apr 2023 13:43:21 -0400 Received: from mail-ej1-x629.google.com (mail-ej1-x629.google.com [IPv6:2a00:1450:4864:20::629]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B82F3422D for ; Thu, 27 Apr 2023 10:42:54 -0700 (PDT) Received: by mail-ej1-x629.google.com with SMTP id a640c23a62f3a-959a3e2dd27so1040099066b.3 for ; Thu, 27 Apr 2023 10:42:54 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1682617373; x=1685209373; h=content-transfer-encoding:in-reply-to:from:references:cc:to :content-language:subject:user-agent:mime-version:date:message-id :from:to:cc:subject:date:message-id:reply-to; bh=F1SAc0HcV8hEhAyAPR7y6pjkMxfBvrPrHvmJ+SfKKKc=; b=yAG0oIoiiWeumBvBDJF3ZsFnf5PXkOXoWw6EID+Y9XG2yTvAP6xsv/sk/ewXuqM0oW kD66hLM4pYZMHDuCQu+Q5guEZf51fsHDyuLmd31M8c1eKL3aCScUS9JDqtCRIMfaDsS7 2CtcYjL6PQjAcDPdU0WRsCrK5uHcLbBA9kJ+jaTHKGPBcYmJyNAog8+o3L5TLekxUOlp gGweK9Db5qU1UYMMNoySSkIYeJHUvtLL1wbp+VABgDfRUm4GyyG8/Fjf30gzrmiA9d7b 8uOM1wMSMFss8xyQss08PlH1AImkWl1clD0/A81X9T9N3gUzcmZom5JZu3ph7LIcTZbY fEfg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1682617373; x=1685209373; h=content-transfer-encoding:in-reply-to:from:references:cc:to :content-language:subject:user-agent:mime-version:date:message-id :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=F1SAc0HcV8hEhAyAPR7y6pjkMxfBvrPrHvmJ+SfKKKc=; b=OVrLsoAdRKvQAYsmGEilqOiCfuNeERiPSB4E5r/L8qYC8czog6ZBAJYO5XiGcA2ZMz fGv3PHYLfnawQur8XUOHCqYrmYF90HDaJLFxegQrEw38IskdEcIm5lSx8YB9uHgL2hNk YWjP2FyblcsFPVM+HCb77duS+U5YpYEX+/OKChcR1cCHK3vz/zGflu3S0T8iVZAQZmAT zxNcFiHNW4mbvX2g7l/HaZUVzxpOWgSU9K6KsMAy6NJBx3EgeQkXHGiKzlyzwCx0KOwD 0X4xsxbFbwkky9irWLFZauur+IkNuUVNXTpur2FiBHZiItUDlsBcNUIark/lwo9x5l6N xxDw== X-Gm-Message-State: AC+VfDzjI24+awC0oCnUDqpD1VTqyJZO1JuVfjpL94cBH1ASFfz7kCSf dpFEensqPrz2PaA8KNVALsxiFg== X-Google-Smtp-Source: ACHHUZ4+E/IFCnlWTF5xlWJOov/l6OzVHmSPhNh/zH0h6Ak5Scx+1Je+GsxGhmB2P5fMQ8VujrmzGg== X-Received: by 2002:a17:907:7fa7:b0:94f:3bf7:dacf with SMTP id qk39-20020a1709077fa700b0094f3bf7dacfmr3268721ejc.71.1682617372720; Thu, 27 Apr 2023 10:42:52 -0700 (PDT) Received: from [172.23.2.5] ([195.167.132.10]) by smtp.gmail.com with ESMTPSA id o19-20020a1709062e9300b0094f281bd279sm9930523eji.198.2023.04.27.10.42.51 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 27 Apr 2023 10:42:51 -0700 (PDT) Message-ID: Date: Thu, 27 Apr 2023 20:42:50 +0300 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.9.0 Subject: Re: [PATCH v4 07/22] drm/msm/dpu: Set PINGPONG block length to zero for DPU >= 7.0.0 Content-Language: en-GB To: Marijn Suijten , Rob Clark , Abhinav Kumar , Sean Paul , David Airlie , Daniel Vetter , Adam Skladowski , Loic Poulain , Bjorn Andersson , Kuogee Hsieh , Robert Foss , Vinod Koul , Neil Armstrong Cc: ~postmarketos/upstreaming@lists.sr.ht, AngeloGioacchino Del Regno , Konrad Dybcio , Martin Botka , Jami Kettunen , linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org, linux-kernel@vger.kernel.org, Jordan Crouse , Jessica Zhang References: <20230411-dpu-intf-te-v4-0-27ce1a5ab5c6@somainline.org> <20230411-dpu-intf-te-v4-7-27ce1a5ab5c6@somainline.org> From: Dmitry Baryshkov In-Reply-To: <20230411-dpu-intf-te-v4-7-27ce1a5ab5c6@somainline.org> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 27/04/2023 01:37, Marijn Suijten wrote: > Despite downstream DTS stating otherwise, the PINGPONG block has no > registers starting with DPU revision 7.0.0. TEAR registers are gone > since DPU 5.0.0 after being moved to the INTF block, and DSC registers > are gone since 7.0.0, leaving only the dither sub-block. > > A future patch, part of the DSC 1.2 series, should disable DSC functions > on the PINGPONG block for all DPU >= 7.0.0 hardware. > > Fixes: 4a352c2fc15a ("drm/msm/dpu: Introduce SC8280XP") > Fixes: 0e91bcbb0016 ("drm/msm/dpu: Add SM8350 to hw catalog") > Fixes: 100d7ef6995d ("drm/msm/dpu: add support for SM8450") > Signed-off-by: Marijn Suijten > --- > drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_7_0_sm8350.h | 12 ++++++------ > drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_7_2_sc7280.h | 8 ++++---- > drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_8_0_sc8280xp.h | 12 ++++++------ > drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_8_1_sm8450.h | 16 ++++++++-------- > 4 files changed, 24 insertions(+), 24 deletions(-) https://patchwork.freedesktop.org/patch/534306/?series=116327&rev=2 -- With best wishes Dmitry