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=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable 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 046C9C55189 for ; Wed, 22 Apr 2020 10:36:24 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id D1BB920656 for ; Wed, 22 Apr 2020 10:36:23 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1587551783; bh=vWk7gWqHU/rr1AfSECvbX+1y/08BdStuBe2bUqRvfl4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=RfcSNJGH2fyhYFz8Q8iD+rYZsbUO+44ozc643hzWUxeKrDKTWYyDAwQBE9kxfAC/b VqfjMcKQveQuiJtoftLO4B23lefgsQ8AeUjlYVrqF+BJZv6D5I1rcJBv1c4P9frkW+ dMLfT7/gf7kIqMcpsfkJGljfGh4pgEEGAWkeIfDo= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731327AbgDVKgP (ORCPT ); Wed, 22 Apr 2020 06:36:15 -0400 Received: from mail.kernel.org ([198.145.29.99]:59608 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730285AbgDVKXM (ORCPT ); Wed, 22 Apr 2020 06:23:12 -0400 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 21D5A2076B; Wed, 22 Apr 2020 10:23:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1587550992; bh=vWk7gWqHU/rr1AfSECvbX+1y/08BdStuBe2bUqRvfl4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=owjzedZRZdgw/JbO5wi4stoVu7mk9J5n7B/AqxrexbTBQhVrMrU7y+VznekeEf+zj PvydUee61IgUXpKG+UVvb3ICVS4D+gjurxxyfMD2VKg7aujFG8Mw/0OWITj2Navuis UQ5xoZOjbF4GFQE5AargK5/bvSZNjeiPQ49DPCyA= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Dmitry Osipenko , Thierry Reding , Sasha Levin Subject: [PATCH 5.6 056/166] memory: tegra: Correct debugfs clk rate-range on Tegra30 Date: Wed, 22 Apr 2020 11:56:23 +0200 Message-Id: <20200422095054.934399992@linuxfoundation.org> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20200422095047.669225321@linuxfoundation.org> References: <20200422095047.669225321@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Dmitry Osipenko [ Upstream commit a53670e1a734ba56fac84cf2b93b838bd4a6b835 ] Correctly set clk rate-range if number of available timings is zero. This fixes noisy "invalid range [4294967295, 0]" error messages during boot. Fixes: 8cee32b40040 ("memory: tegra: Implement EMC debugfs interface on Tegra30") Signed-off-by: Dmitry Osipenko Signed-off-by: Thierry Reding Signed-off-by: Sasha Levin --- drivers/memory/tegra/tegra30-emc.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/drivers/memory/tegra/tegra30-emc.c b/drivers/memory/tegra/tegra30-emc.c index e3efd9529506e..b42bdb667e853 100644 --- a/drivers/memory/tegra/tegra30-emc.c +++ b/drivers/memory/tegra/tegra30-emc.c @@ -1256,6 +1256,11 @@ static void tegra_emc_debugfs_init(struct tegra_emc *emc) emc->debugfs.max_rate = emc->timings[i].rate; } + if (!emc->num_timings) { + emc->debugfs.min_rate = clk_get_rate(emc->clk); + emc->debugfs.max_rate = emc->debugfs.min_rate; + } + err = clk_set_rate_range(emc->clk, emc->debugfs.min_rate, emc->debugfs.max_rate); if (err < 0) { -- 2.20.1