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 gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 22CBEC433F5 for ; Thu, 17 Feb 2022 12:35:15 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 4F76C10EB83; Thu, 17 Feb 2022 12:35:14 +0000 (UTC) Received: from mail-lj1-x235.google.com (mail-lj1-x235.google.com [IPv6:2a00:1450:4864:20::235]) by gabe.freedesktop.org (Postfix) with ESMTPS id 8B50610EB83 for ; Thu, 17 Feb 2022 12:35:13 +0000 (UTC) Received: by mail-lj1-x235.google.com with SMTP id t14so8056311ljh.8 for ; Thu, 17 Feb 2022 04:35:13 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=message-id:date:mime-version:user-agent:subject:content-language:to :cc:references:from:in-reply-to:content-transfer-encoding; bh=LWPD6Kgwc6gsaIwc/83kQA+CXXR+sZVYQ6mwJ+IXwU4=; b=hd6kCYaXxC+91SAwo9IDDgatkFAZJcDBJFFXqg+VxWpV/IpAs4DSzvsdPSJudNZm6G GCW0j+A5cZETBTsCPyWqRFV4dCYIoCZ0IBH0hgP+QalawR+1ORj2oPqNgxNJ/LyP0qaW PKLzU6hDgHozsS8MeuRGEZxYtvgsPf5nzkaebL0uFopcGy09/BKniZ3/2EQVmVl5IHyZ srDjK9bC2zmLLcRTq2K2uniI6JDKyv8D+PKh+mRFkSzE0qu3b9fFDmsbgH/JMm/Cufmg 5pco7mnzpvz1+u8LFIO2h9EWncAeizuwiDPLdpQ0PMmdAKFb1g3dAhYjfG1zvU0ZinWo 1KFw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:message-id:date:mime-version:user-agent:subject :content-language:to:cc:references:from:in-reply-to :content-transfer-encoding; bh=LWPD6Kgwc6gsaIwc/83kQA+CXXR+sZVYQ6mwJ+IXwU4=; b=3BZcbl0g80vrAvn3P2aHrOcnqiw2Fx3jYkjY99vUqkkXL0OyCWZrEiUyo0edQ98420 z51qxj/JbcUjv2/iVUKouO4XkWye8iNXcczRMw+pCD7bTABxymSxjvkQmNR46CgBO1H9 io4hg0H/WlW4eIdffdFN8FPmKmduuk8QCbH+8es+2QXGRGgwoyxANZIcO0sb+Bf4ZJ1x rcXjpASVFIi7pYt/0wK6NvNZpU9V1htlr99pxiKMTaI9rPEtvtRgoCO6brel2k6PPMN3 IssDeLFP8MzeIsBAQzRgDsO7hNCr6UdGjTPYIhpfUjn+O62c9S0+knXLVHULiYtc8IR/ qDgg== X-Gm-Message-State: AOAM5311OYD7oMP9hOgFCx4mHYvIO+q9fm7XslLcFAZOI08RDNI76Phf iOnet04WrY+/hywH59B4k3Y= X-Google-Smtp-Source: ABdhPJyq4nnzOUVkvajYV7SPQuFphHf3LTtq76L3OCutr4uEkPgLgZrENhhQGtwqPU3Rgy4RmWFTEQ== X-Received: by 2002:a2e:9b98:0:b0:244:c875:ba70 with SMTP id z24-20020a2e9b98000000b00244c875ba70mr2144114lji.284.1645101311775; Thu, 17 Feb 2022 04:35:11 -0800 (PST) Received: from [192.168.2.145] (109-252-138-165.dynamic.spd-mgts.ru. [109.252.138.165]) by smtp.googlemail.com with ESMTPSA id bt2sm3332145lfb.93.2022.02.17.04.35.09 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 17 Feb 2022 04:35:10 -0800 (PST) Message-ID: Date: Thu, 17 Feb 2022 15:35:08 +0300 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.5.0 Subject: Re: [PATCH v6 09/23] drm/rockchip: dw_hdmi: Add support for hclk Content-Language: en-US To: Sascha Hauer , dri-devel@lists.freedesktop.org References: <20220217082954.2967889-1-s.hauer@pengutronix.de> <20220217082954.2967889-10-s.hauer@pengutronix.de> From: Dmitry Osipenko In-Reply-To: <20220217082954.2967889-10-s.hauer@pengutronix.de> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, Benjamin Gaignard , kernel@pengutronix.de, Sandy Huang , linux-rockchip@lists.infradead.org, Michael Riesch , Peter Geis , Andy Yan , linux-arm-kernel@lists.infradead.org Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" 17.02.2022 11:29, Sascha Hauer пишет: > The rk3568 HDMI has an additional clock that needs to be enabled for the > HDMI controller to work. The purpose of that clock is not clear. It is > named "hclk" in the downstream driver, so use the same name. Have you checked that DSI works without the enabled hclk? I'd expect the whole VOP to be clock-gated.