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=-0.5 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM,FROM_EXCESS_BASE64, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS 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 8AC36C43142 for ; Wed, 27 Jun 2018 16:49:28 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 35E08245D1 for ; Wed, 27 Jun 2018 16:49:28 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="P/3A9wJN" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 35E08245D1 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=gmail.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S965796AbeF0Qt0 (ORCPT ); Wed, 27 Jun 2018 12:49:26 -0400 Received: from mail-wr0-f194.google.com ([209.85.128.194]:39000 "EHLO mail-wr0-f194.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S964870AbeF0QtY (ORCPT ); Wed, 27 Jun 2018 12:49:24 -0400 Received: by mail-wr0-f194.google.com with SMTP id b8-v6so2728135wro.6; Wed, 27 Jun 2018 09:49:23 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=C4Uc7fU8pOxMXjp+uVDKI4e+ixnI79eJBawwDV1p5uA=; b=P/3A9wJNhsvZmlTfpWtkyp+dL0RtHfJBLkLqhUjs65qpX7JgBDTdmNnAImEjRdnR8s /lLzpXlWz6QaWxaFh1Zg4RnPOhn9YtAhCZuCL0EeKuxJBTXV5SuKoTOzJEdsigEzxMhW OlHKwCG1avKGPmYwK8QQMLoKPEpXj4ClakZ1+T+h6rAHkTXMyOPiO09Va3+56AUGdBVl IhzGtTWuZhwUV0oauuVBsLMYI0tIhgm1n6Iv7ylL8FWFYAZec1Meiy86fdpMOS6WgO07 MXRfij9/fPJv0woLaA2a28idAqTyNvc7fVwigRUt3IlykqzawuXldhURYujumnOreLjo 9MXg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=C4Uc7fU8pOxMXjp+uVDKI4e+ixnI79eJBawwDV1p5uA=; b=hAFLcPk0M5mP9saWKri4fSX5d7TZmqwqpBlGstr3mIzBvZWALPbH1gNB5YG+9Gq1Ki /epp6yTq6AGiWsPKael3eRjGWK8yAYitoJp8Tfkmyeq3v5iCLIOMsjDFeQ3HUMbBi1ot ieifAIA+M+y14DajH2B6Q5ngg0kFVXsHDFQXquu3wzinUPEUbf1AcWTUpJdTXpdzdG6b 6S4WtyRoVGgiYxNGP0Barfh2uzcDrHcv0eyduyhpvmywX9po+eI6CLZ67XYBlTmR4WMB NY1wl9CtkthP4BY6DvMrOJzsyXIU1L73+p1wIn11F+lbpAXtoVg7CoAN7B07V/rcc/dj KXAQ== X-Gm-Message-State: APt69E0ZVOzDmhw0T7Xh6lG/CRroTwCykWBosNA6GlDvo8NgzD5v+3UV TCkKDOeXqJZgzaq3VghU1NmKGgrY X-Google-Smtp-Source: AAOMgpecQzmQGZUhZ+edQrNZ7FWmCv1sTHoPgA1MpOjh+prO3uJ3YnRzFzUSz7KgsT4zNOZxQWlZXw== X-Received: by 2002:adf:ff0b:: with SMTP id k11-v6mr6259395wrr.15.1530118162931; Wed, 27 Jun 2018 09:49:22 -0700 (PDT) Received: from jernej-laptop.localnet ([194.152.15.144]) by smtp.gmail.com with ESMTPSA id s2-v6sm7178860wrn.75.2018.06.27.09.49.21 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Wed, 27 Jun 2018 09:49:21 -0700 (PDT) From: Jernej =?utf-8?B?xaBrcmFiZWM=?= To: linux-sunxi@googlegroups.com, paul.kocialkowski@bootlin.com Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Rob Herring , Mark Rutland , Maxime Ripard , Chen-Yu Tsai , Thomas Petazzoni , Qiang Yu , Giulio Benetti , Jagan Teki Subject: Re: [linux-sunxi] [PATCH] ARM: dts: sun8i-h3: Increase the GPU clock to 576 MHz Date: Wed, 27 Jun 2018 18:47:56 +0200 Message-ID: <2117931.94GTsegy69@jernej-laptop> In-Reply-To: <20180627072635.3592-1-paul.kocialkowski@bootlin.com> References: <20180627072635.3592-1-paul.kocialkowski@bootlin.com> MIME-Version: 1.0 Content-Transfer-Encoding: 7Bit Content-Type: text/plain; charset="us-ascii" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi! Dne sreda, 27. junij 2018 ob 09:26:35 CEST je Paul Kocialkowski napisal(a): > It was reported (based on declarations from the Allwiner BSP) that the > Mali 400 found on the H3 can be clocked up to 576 MHz. > > The frequency was tested using the r6p2 out-of-tree driver and a Kodi > userspace with associated r6p2 blobs, leading to a working result. > > This increases the clock to 576 MHz, which directly increases the pixel > throughput of the GPU (given the 1 pixel-per-cycle rate). I think that current clock speed is on a bit conservative side because there is no thermal throttling support yet. Best regards, Jernej