From patchwork Mon Aug 17 15:16:52 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Greg KH X-Patchwork-Id: 247830 Delivered-To: patch@linaro.org Received: by 2002:a92:cc90:0:0:0:0:0 with SMTP id x16csp2834135ilo; Mon, 17 Aug 2020 10:45:53 -0700 (PDT) X-Google-Smtp-Source: ABdhPJwWlJnLIIsu4rb8jCip07NAUbFbjP6mXvwyS4RAEi6xHChcze0U/lv0v72urz0Gt8q2oPyX X-Received: by 2002:a17:906:6b87:: with SMTP id l7mr15511516ejr.198.1597686353200; Mon, 17 Aug 2020 10:45:53 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1597686353; cv=none; d=google.com; s=arc-20160816; b=BgUv+GPyOamQYd0Dn+uUpVuninOYJd37a/SPhPbbwp/h6nm3kZYJoGBnZpK5oRQUpY tp0Ci9v/SHKTo+ptlsvcinGZpBb2Kji480VtnGpGVXJBd+3GO5IYI4sPjGt8U4Tk4txG mDWrc/HLWQ/7j2O5dH9hUzyMkHjQn4mxKZ+Fw09xF/uMM2rXTOhQh4yOJ/GSnoQ5YB/i thp78S/Vm+/uCq+6zpVYZD5zyWZfxonN4ihmTkx3fSiJh7TYvptlKZuWcHhq0kbXOa7b p7+7u8WcWIBg+j7feBtaQOQ6wEj5JQQDn1yLtbZ6RX2nSycR3Sycn2VZls556JWOSChn B2og== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:content-transfer-encoding:mime-version :user-agent:references:in-reply-to:message-id:date:subject:cc:to :from:dkim-signature; bh=6nbglXV/WjHvMiZ4ahRcKaMPJ38s39uqXiH/ZoAhVsc=; b=GSo+rzqrKGe16BjeQgJxOLoOjlNPS0etWsp5FL5psNyK08WzJtSyEIxAiA4MCgPy4h RnqA9clD/BA5hIHj5oRAAR3c0E/rgSyCRKsHD9GIu94K1x6LZ/4L6/C+yo6I3njbsRJ3 mV2E6GC8FAE0WUgLP5xlG/609+LklZZARzcmwhhKHkAU5ymXJbd6w+RqycGhlX9TFBEN 7sttL5POEb2TCKoZYnfv4JrnEkudBPaw9v8U94t9jJHzUvVvgsQv79L3U1/qECXkYEqu govZ00sm/OosnVfUhIUoJommFCJDYOO3cLz8qdT43q7UsOM6K9+8pksgUxXDU8BrP82l KK8g== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@kernel.org header.s=default header.b=Z8pd6eVO; spf=pass (google.com: domain of stable-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=stable-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=linuxfoundation.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id pg13si11736900ejb.681.2020.08.17.10.45.53; Mon, 17 Aug 2020 10:45:53 -0700 (PDT) Received-SPF: pass (google.com: domain of stable-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=default header.b=Z8pd6eVO; spf=pass (google.com: domain of stable-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=stable-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=linuxfoundation.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2389910AbgHQRpw (ORCPT + 15 others); Mon, 17 Aug 2020 13:45:52 -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 Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@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(-) -- 2.25.1 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 = {