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=-9.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT 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 9CF05C33CA2 for ; Wed, 8 Jan 2020 21:08:37 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 722AC20643 for ; Wed, 8 Jan 2020 21:08:37 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=kwiboo.se header.i=@kwiboo.se header.b="iz+qXBkM" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727639AbgAHVIg (ORCPT ); Wed, 8 Jan 2020 16:08:36 -0500 Received: from o1.b.az.sendgrid.net ([208.117.55.133]:28580 "EHLO o1.b.az.sendgrid.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726836AbgAHVHt (ORCPT ); Wed, 8 Jan 2020 16:07:49 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kwiboo.se; h=from:subject:in-reply-to:references:to:cc:content-type: content-transfer-encoding; s=001; bh=kvEiAQjl/OxAvtM+IX3ZURXJtqGWvCvtd2Q+tKQM1BA=; b=iz+qXBkMROU4Y0sSg912VZwSCEh8GA+X8oCo3Y57gxmZst4OLeQbVHQsMjhFguhWx4hY qbFl+c1QHhCJ5vaNXZhZmyaKP/Fpz4pj5aSmEeHGmFTl8cFUZCN2hvzqXMfNqMI2HovO4s VUXaWV8kL4+X6BoSOPYzkTnnULMVZKiBY= Received: by filterdrecv-p3mdw1-56c97568b5-x76nl with SMTP id filterdrecv-p3mdw1-56c97568b5-x76nl-20-5E1644A3-76 2020-01-08 21:07:48.0331912 +0000 UTC m=+1974281.103082123 Received: from bionic.localdomain (unknown [98.128.173.80]) by ismtpd0005p1lon1.sendgrid.net (SG) with ESMTP id WNEkziO3RYi0w9ydGOW-yA Wed, 08 Jan 2020 21:07:47.836 +0000 (UTC) From: Jonas Karlman Subject: [PATCH v2 02/14] phy/rockchip: inno-hdmi: round fractal pixclock in rk3328 recalc_rate Date: Wed, 08 Jan 2020 21:07:48 +0000 (UTC) Message-Id: <20200108210740.28769-3-jonas@kwiboo.se> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200108210740.28769-1-jonas@kwiboo.se> References: <20200108210740.28769-1-jonas@kwiboo.se> X-SG-EID: =?us-ascii?Q?TdbjyGynYnRZWhH+7lKUQJL+ZxmxpowvO2O9SQF5CwCVrYgcwUXgU5DKUU3QxA?= =?us-ascii?Q?fZekEeQsTe+RrMu3cja6a0hx+0AeuHEQuiq3zZ5?= =?us-ascii?Q?XraD34ofAE4bYf4Q8jqDlwDF8lHreCjGZjdQ8I6?= =?us-ascii?Q?ZTvRsXMwExxThJZrfy5gYdtShlKcwsO0C4cJXA3?= =?us-ascii?Q?egBYZs8UAeewURAlvbdKCzgplHJ+hmtJoRQLNE1?= =?us-ascii?Q?3+gcaj28nWaV1UV1F=2FhtmA6PByNn=2FP=2F7NzhS9cI?= =?us-ascii?Q?6cyFVhvBJk2b7LEPpkVEQ=3D=3D?= To: Heiko Stuebner , Sandy Huang Cc: Jonas Karlman , Kishon Vijay Abraham I , Zheng Yang , linux-rockchip@lists.infradead.org, dri-devel@lists.freedesktop.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Zheng Yang inno_hdmi_phy_rk3328_clk_recalc_rate() is returning a rate not found in the pre pll config table when the fractal divider is used. This can prevent proper power_on because a tmdsclock for the new rate is not found in the pre pll config table. Fix this by saving and returning a rounded pixel rate that exist in the pre pll config table. Fixes: 53706a116863 ("phy: add Rockchip Innosilicon hdmi phy") Signed-off-by: Zheng Yang Signed-off-by: Jonas Karlman --- drivers/phy/rockchip/phy-rockchip-inno-hdmi.c | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/drivers/phy/rockchip/phy-rockchip-inno-hdmi.c b/drivers/phy/rockchip/phy-rockchip-inno-hdmi.c index b0ac1d3ee390..093d2334e8cd 100644 --- a/drivers/phy/rockchip/phy-rockchip-inno-hdmi.c +++ b/drivers/phy/rockchip/phy-rockchip-inno-hdmi.c @@ -745,10 +745,12 @@ unsigned long inno_hdmi_phy_rk3328_clk_recalc_rate(struct clk_hw *hw, do_div(vco, (nd * (no_a == 1 ? no_b : no_a) * no_d * 2)); } - inno->pixclock = vco; - dev_dbg(inno->dev, "%s rate %lu\n", __func__, inno->pixclock); + inno->pixclock = DIV_ROUND_CLOSEST((unsigned long)vco, 1000) * 1000; - return vco; + dev_dbg(inno->dev, "%s rate %lu vco %llu\n", + __func__, inno->pixclock, vco); + + return inno->pixclock; } static long inno_hdmi_phy_rk3328_clk_round_rate(struct clk_hw *hw, -- 2.17.1