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=-11.3 required=3.0 tests=BAYES_00,DATE_IN_PAST_03_06, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, UNPARSEABLE_RELAY,URIBL_BLOCKED,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 57814C55185 for ; Sat, 10 Oct 2020 22:51:59 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id BEC6C21655 for ; Sat, 10 Oct 2020 22:51:58 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=kwiboo.se header.i=@kwiboo.se header.b="tYjuFl1T" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1733134AbgJJWq0 (ORCPT ); Sat, 10 Oct 2020 18:46:26 -0400 Received: from o1.b.az.sendgrid.net ([208.117.55.133]:55804 "EHLO o1.b.az.sendgrid.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731236AbgJJTEx (ORCPT ); Sat, 10 Oct 2020 15:04:53 -0400 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=tYjuFl1TorVmp0KtWe7tqSSQkve1uf+BeZWsmV+DRftXsWo+52JYzcyYPWve+nWqjrOn n5ZHSisjDKxoLcy/2RNfEgRIHigVDJFfcT3egaOVrQquwVaXKALo7qIOeSMdJq023YWoXc s5BPxXGlEh0xxM2gGWfrduYcZ4Pkbn33Y= Received: by filterdrecv-p3mdw1-6685f47d68-bjgll with SMTP id filterdrecv-p3mdw1-6685f47d68-bjgll-19-5F81D402-36 2020-10-10 15:32:18.64429573 +0000 UTC m=+233779.898003005 Received: from bionic.localdomain (unknown) by ismtpd0005p1lon1.sendgrid.net (SG) with ESMTP id cwumXMZaQkmF52mb04iBbg Sat, 10 Oct 2020 15:32:18.360 +0000 (UTC) From: Jonas Karlman Subject: [PATCH v3 2/6] phy/rockchip: inno-hdmi: round fractal pixclock in rk3328 recalc_rate Date: Sat, 10 Oct 2020 15:32:18 +0000 (UTC) Message-Id: <20201010153214.19722-3-jonas@kwiboo.se> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20201010153214.19722-1-jonas@kwiboo.se> References: <20200108210740.28769-1-jonas@kwiboo.se> <20201010153214.19722-1-jonas@kwiboo.se> X-SG-EID: =?us-ascii?Q?TdbjyGynYnRZWhH+7lKUQJL+ZxmxpowvO2O9SQF5CwCVrYgcwUXgU5DKUU3QxA?= =?us-ascii?Q?fZekEeQsTe+RrMu3cja6a0hzVDAzW3kg=2FB4zFwN?= =?us-ascii?Q?9VFCDMBaj1mZBeemn9atN=2FqgEFbpLBj5w1oby38?= =?us-ascii?Q?ipeb3wBI0xmrA8kzT9B9Gxp=2FuufHI4nnOKnH=2F6M?= =?us-ascii?Q?aMferKqlgJXIiJ5dbBu9hIbwD8ZZg=2FFxN9oHfox?= =?us-ascii?Q?QpubpJx59agRpSJQXqHk0vYTDFqmTecjADKdTMg?= =?us-ascii?Q?7t4jnlezMAPMbz+Ytj9SQ=3D=3D?= To: Kishon Vijay Abraham I , Heiko Stuebner Cc: Jonas Karlman , Vinod Koul , Zheng Yang , Algea Cao , Huicong Xu , linux-rockchip@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org X-Entity-ID: wSPGWgGSXUap++qShBI+ag== Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit 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