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=-12.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,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 356B6C433DF for ; Mon, 17 Aug 2020 17:46:19 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 007892063A for ; Mon, 17 Aug 2020 17:46:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1597686379; bh=7A+++Yw0+TysqxyiH4d3rKi9Zm++2+xI6pxXoC56GEQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=xdl1+jwynWTcOTlm4cGHu/vNSDcajfuCG+Jyk3RhsalftyWfYjuKAPaYRf/GpNtQ8 twU5dXsrVpF3z+gMtSw98e1QRiZCyG+JungygjOXgjB+NZ5S0zfnEFSjPxp/L1DZrA fJXgb42EuAf5/cONvNC1nz0GeRjTBm/3gT9k2Q5c= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730819AbgHQRqR (ORCPT ); Mon, 17 Aug 2020 13:46:17 -0400 Received: from mail.kernel.org ([198.145.29.99]:49720 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2388777AbgHQQOK (ORCPT ); Mon, 17 Aug 2020 12:14:10 -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 F2C4822CA0; Mon, 17 Aug 2020 16:14:04 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1597680845; bh=7A+++Yw0+TysqxyiH4d3rKi9Zm++2+xI6pxXoC56GEQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Z8pd6eVOEcR0KmMFTbrFtrpcGvHM/ZwaYO/BIvKqtT4n0REZJQVtXNX0HccaYAPpP Q5zfuCy1ptCPE/Ojb/ZFxVC6xjhvegS1fKh2vUpglOWnbkhq2reOPFCkvU/bUkbcl8 sAmk2eeNgBqUuEWXeGS6eZG2zygzv/vzHDseolS0= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Marek Szyprowski , Krzysztof Kozlowski , Vinod Koul , Sasha Levin Subject: [PATCH 4.19 081/168] phy: exynos5-usbdrd: Calibrating makes sense only for USB2.0 PHY Date: Mon, 17 Aug 2020 17:16:52 +0200 Message-Id: <20200817143737.773044179@linuxfoundation.org> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20200817143733.692105228@linuxfoundation.org> References: <20200817143733.692105228@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: Marek Szyprowski [ Upstream commit dcbabfeb17c3c2fdb6bc92a3031ecd37df1834a8 ] PHY calibration is needed only for USB2.0 (UTMI) PHY, so skip calling calibration code when phy_calibrate() is called for USB3.0 (PIPE3) PHY. Fixes: d8c80bb3b55b ("phy: exynos5-usbdrd: Calibrate LOS levels for exynos5420/5800") Signed-off-by: Marek Szyprowski Acked-by: Krzysztof Kozlowski Link: https://lore.kernel.org/r/20200708133800.3336-1-m.szyprowski@samsung.com Signed-off-by: Vinod Koul Signed-off-by: Sasha Levin --- drivers/phy/samsung/phy-exynos5-usbdrd.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/phy/samsung/phy-exynos5-usbdrd.c b/drivers/phy/samsung/phy-exynos5-usbdrd.c index b8b226a200146..1feb1e1bf85e2 100644 --- a/drivers/phy/samsung/phy-exynos5-usbdrd.c +++ b/drivers/phy/samsung/phy-exynos5-usbdrd.c @@ -717,7 +717,9 @@ static int exynos5_usbdrd_phy_calibrate(struct phy *phy) struct phy_usb_instance *inst = phy_get_drvdata(phy); struct exynos5_usbdrd_phy *phy_drd = to_usbdrd_phy(inst); - return exynos5420_usbdrd_phy_calibrate(phy_drd); + if (inst->phy_cfg->id == EXYNOS5_DRDPHY_UTMI) + return exynos5420_usbdrd_phy_calibrate(phy_drd); + return 0; } static const struct phy_ops exynos5_usbdrd_phy_ops = { -- 2.25.1