From patchwork Fri Mar 13 13:39:43 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jose Abreu X-Patchwork-Id: 222552 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=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,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 EF669C4CECE for ; Fri, 13 Mar 2020 13:40:13 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id B7CEC20749 for ; Fri, 13 Mar 2020 13:40:13 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=synopsys.com header.i=@synopsys.com header.b="Pzqo3QBN" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726852AbgCMNkN (ORCPT ); Fri, 13 Mar 2020 09:40:13 -0400 Received: from smtprelay-out1.synopsys.com ([149.117.87.133]:59800 "EHLO smtprelay-out1.synopsys.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726495AbgCMNkL (ORCPT ); Fri, 13 Mar 2020 09:40:11 -0400 Received: from mailhost.synopsys.com (mdc-mailhost2.synopsys.com [10.225.0.210]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) (No client certificate requested) by smtprelay-out1.synopsys.com (Postfix) with ESMTPS id 16DD1C0FAF; Fri, 13 Mar 2020 13:40:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=synopsys.com; s=mail; t=1584106810; bh=ST+X4UnqMFXVp07BI90fmUYVsZvY74GXZgG0KxD/zzQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:In-Reply-To: References:From; b=Pzqo3QBNM0LemVYxpUtRn2N/8EqcdycybF+g2FeQZyJOc6Pkjg94j8E2di9eawu6n rWpsts3DEYiUT6i9lsB2D7zBzcHTGaRTcV95Knvxe3Zjv7CBJTl27oWiNZTUL2n5xG hoIgTe5gZRjd72BdUY1mPqkxLGYK3AI9Iv8Nxx3a7HkUTEpTiFW7OhVVgSnMmjKrZA 0TkFpPTDywkPfwSCcDFWdLNHj4Q3Jez67fW8uYEBlwUMKAcFOp0wMS08nUDocWPZEi czBs235OhaAbK+E59Ja/JP7oUybKnJMWy9H0WhFeBvCTzn88QETWq/8Ilc3ktK+7f/ KDaTAUgarqdqQ== Received: from de02dwia024.internal.synopsys.com (de02dwia024.internal.synopsys.com [10.225.19.81]) by mailhost.synopsys.com (Postfix) with ESMTP id 9D85BA0067; Fri, 13 Mar 2020 13:40:08 +0000 (UTC) From: Jose Abreu To: netdev@vger.kernel.org Cc: Joao Pinto , Jose Abreu , Andrew Lunn , Florian Fainelli , Heiner Kallweit , Russell King , "David S. Miller" , linux-kernel@vger.kernel.org Subject: [PATCH net-next 4/4] net: phy: xpcs: Reset XPCS upon probe Date: Fri, 13 Mar 2020 14:39:43 +0100 Message-Id: <422e8e739c9a2a2e64ac5eac44436e20f2a03174.1584106347.git.Jose.Abreu@synopsys.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: References: In-Reply-To: References: Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Reset the XPCS upon probe stage so that we start it from well known state. Signed-off-by: Jose Abreu --- Cc: Jose Abreu Cc: Andrew Lunn Cc: Florian Fainelli Cc: Heiner Kallweit Cc: Russell King Cc: "David S. Miller" Cc: netdev@vger.kernel.org Cc: linux-kernel@vger.kernel.org --- drivers/net/phy/mdio-xpcs.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/phy/mdio-xpcs.c b/drivers/net/phy/mdio-xpcs.c index 83ced7180a44..7960dc52c4bd 100644 --- a/drivers/net/phy/mdio-xpcs.c +++ b/drivers/net/phy/mdio-xpcs.c @@ -595,7 +595,7 @@ static int xpcs_probe(struct mdio_xpcs_args *xpcs, phy_interface_t interface) match = entry; if (xpcs_check_features(xpcs, match, interface)) - return 0; + return xpcs_soft_reset(xpcs, MDIO_MMD_PCS); } }