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[2620:137:e000::1:20]) by mx.google.com with ESMTP id m70-20020a633f49000000b00477aa9a43d5si30810331pga.616.2023.01.02.02.26.33; Mon, 02 Jan 2023 02:26:41 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@linaro.org header.s=google header.b=ruc8j5Ry; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linaro.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232283AbjABKAt (ORCPT + 60 others); Mon, 2 Jan 2023 05:00:49 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58060 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230451AbjABKAr (ORCPT ); Mon, 2 Jan 2023 05:00:47 -0500 Received: from mail-wr1-x431.google.com (mail-wr1-x431.google.com [IPv6:2a00:1450:4864:20::431]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C9759EA6 for ; Mon, 2 Jan 2023 02:00:45 -0800 (PST) Received: by mail-wr1-x431.google.com with SMTP id y8so25852855wrl.13 for ; Mon, 02 Jan 2023 02:00:45 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=content-transfer-encoding:mime-version:date:message-id:subject :references:in-reply-to:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=194dBh8yd73feKUfQT2LX9SH0xX4MSntnyEqmQlb6pA=; b=ruc8j5Ryqx9/8iW4g1lGyVxZF6emec3HcXUP796DX5VPP+bRoFbDMWZQEy2+Pqk3c9 IaV4CCVjtRmACtI/DG5xfLyaqdbMDt+uGGQ+sRtPEkgXjtiqL86SYw5yzJK06AnuUmtU fXHt7avuDKzfFDtjOU+s3IWRsfFaBWCU4e859NCfaJ2L4lzTwI78xOSewjKoYpy0lHJv 6OsBS30koGaH0Wf1gCpLReuhwVdHDghtdjEzA27PFnO8IjnBHiC1ShzkOMnIJWQLucs7 Tj9MSWi2+rAAyGLUiDYZ6jY53mEn23QdgsIVVTG35DIUXjMbmRnYNhe6Qwd9hHcbUc9b UTdw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:date:message-id:subject :references:in-reply-to:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=194dBh8yd73feKUfQT2LX9SH0xX4MSntnyEqmQlb6pA=; b=U52X3MkWJcoWWENOqpnyrsTYXg4wx74IW6+g8fVFIWYBcis+jwp731uz70rsWQiTcm 7DSwkQnT4ePTCwA5EQjUOYg+7QpKmtiJGBW6VcZpk8WLhZadMWqQofKx6C+V4OXLpTm0 YWO21hhI7XtiF4GuPZkjXT+HsviPOMNCLOumb4XZdj651snQp3n1O95VlyETDotE3zcp dm2F3ueyY/b+wjnTWI93b2gooKuQ+B1L/7VZAaMDk10whO5VaUrENFMRdAIQTZ23tM7F EhyLvajMxk8iCyby6WcZ5ZrfUV7glwBTG4FxPcJRbWZ1MRF+EoPJr3AUfkfYNUoygF2v V/OQ== X-Gm-Message-State: AFqh2kpQes2idHjhTJKfwJXmRClN0O72XfKq7jiel+ysn69Rd3NcufDs JXDF6W5tvIo9e6X8U4oSeqOfZw== X-Received: by 2002:adf:f187:0:b0:296:4854:2c6d with SMTP id h7-20020adff187000000b0029648542c6dmr3145509wro.32.1672653644337; Mon, 02 Jan 2023 02:00:44 -0800 (PST) Received: from arrakeen.starnux.net ([2a01:e0a:982:cbb0:8261:5fff:fe11:bdda]) by smtp.gmail.com with ESMTPSA id h9-20020adffd49000000b00242209dd1ffsm28056871wrs.41.2023.01.02.02.00.43 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 02 Jan 2023 02:00:44 -0800 (PST) From: Neil Armstrong To: Jerome Brunet , David Airlie , Daniel Vetter , Martin Blumenstingl , Kevin Hilman , Carlo Caione Cc: dri-devel@lists.freedesktop.org, linux-arm-kernel@lists.infradead.org, linux-amlogic@lists.infradead.org, linux-kernel@vger.kernel.org In-Reply-To: <20221216-afbc_s905x-v1-0-033bebf780d9@baylibre.com> References: <20221216-afbc_s905x-v1-0-033bebf780d9@baylibre.com> Subject: Re: [PATCH] drm/meson: Reduce the FIFO lines held when AFBC is not used Message-Id: <167265364359.326489.7829360920975044539.b4-ty@linaro.org> Date: Mon, 02 Jan 2023 11:00:43 +0100 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit X-Mailer: b4 0.10.1 X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_NONE, SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, On Mon, 19 Dec 2022 09:43:05 +0100, Carlo Caione wrote: > Having a bigger number of FIFO lines held after vsync is only useful to > SoCs using AFBC to give time to the AFBC decoder to be reset, configured > and enabled again. > > For SoCs not using AFBC this, on the contrary, is causing on some > displays issues and a few pixels vertical offset in the displayed image. > > [...] Thanks, Applied to https://anongit.freedesktop.org/git/drm/drm-misc.git (drm-misc-fixes) [1/1] drm/meson: Reduce the FIFO lines held when AFBC is not used https://cgit.freedesktop.org/drm/drm-misc/commit/?id=3b754ed6d1cd90017e66e5cc16f3923e4a952ffc -- Neil