From patchwork Sat Oct 10 15:32:18 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jonas Karlman X-Patchwork-Id: 11830185 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 88F6E175A for ; Sat, 10 Oct 2020 15:32:48 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 48F332231B for ; Sat, 10 Oct 2020 15:32:48 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="SsLtxGU3"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=kwiboo.se header.i=@kwiboo.se header.b="tYjuFl1T" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 48F332231B Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=kwiboo.se Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=merlin.20170209; h=Sender:Content-Transfer-Encoding: Content-Type:MIME-Version:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:To:References:In-Reply-To:Message-Id:Date:Subject: From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=drdWT79i+rPMzNLNIbDqpmeOlEKjAA6Kk0TimAx5a9o=; b=SsLtxGU3bgCb3t21dQpHSzVzDG oHIHzJnP6dLOpDoaVEIBHmftjSbXRB6cuIRvRfsKuXWcnrjnVrL5+tjKu5YdKzmBsYL1odBGMfAf7 sY6RaGq2X5+hFpDnBHvr+2a3GHB0x2wUvBklL8KMETfQlXddJ3d8+5DFbR4WMW1zDQCA2EK34M/PE p2qA5AjqUvfwOC7bc/BZTyQP+O3C/L/IKDYjeb3Jvxqq6JoDXq3TROy/+KI+5vA4LLAYT1SWizNaI R12cGuE+Yv52jGRn5nx2czBVfpeJSGenDvrMNOLpI3c4UgeAYhPcYtWJ6uLV5bhbwf6FTB8dJsyvb 7uio+AEg==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1kRGrF-0005TE-9S; Sat, 10 Oct 2020 15:32:29 +0000 Received: from o1.b.az.sendgrid.net ([208.117.55.133]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1kRGr5-0005Ol-Q9 for linux-arm-kernel@lists.infradead.org; Sat, 10 Oct 2020 15:32:21 +0000 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: TdbjyGynYnRZWhH+7lKUQJL+ZxmxpowvO2O9SQF5CwCVrYgcwUXgU5DKUU3QxAfZekEeQsTe+RrMu3cja6a0hzVDAzW3kg/B4zFwN9VFCDMBaj1mZBeemn9atN/qgEFbpLBj5w1oby38ipeb3wBI0xmrA8kzT9B9Gxp/uufHI4njvQxyarE6Qf9+jXHxOGhW9VnGkaYW3N35L3KZKPd5QMNSz0u3fBNqnSWhhYz1BPultlAwrXlVNz3HZF2NJSes6J+it/n3QozI8B3Tp3Qc6Q== To: Kishon Vijay Abraham I , Heiko Stuebner X-Entity-ID: wSPGWgGSXUap++qShBI+ag== X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20201010_113220_063413_5CAA7142 X-CRM114-Status: GOOD ( 10.90 ) X-Spam-Score: -0.2 (/) X-Spam-Report: SpamAssassin version 3.4.4 on merlin.infradead.org summary: Content analysis details: (-0.2 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_MSPIKE_H2 RBL: Average reputation (+2) [208.117.55.133 listed in wl.mailspike.net] -0.0 SPF_PASS SPF: sender matches SPF record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid 0.0 UNPARSEABLE_RELAY Informational: message has unparseable relay lines X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Algea Cao , Jonas Karlman , linux-kernel@vger.kernel.org, linux-rockchip@lists.infradead.org, Vinod Koul , Huicong Xu , linux-arm-kernel@lists.infradead.org, Zheng Yang MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.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,