From patchwork Wed Feb 1 13:14:53 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yoshihiro Shimoda X-Patchwork-Id: 13124240 X-Patchwork-Delegate: kuba@kernel.org Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7A142C64EC4 for ; Wed, 1 Feb 2023 13:15:37 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232154AbjBANPg (ORCPT ); Wed, 1 Feb 2023 08:15:36 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:43600 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232144AbjBANPd (ORCPT ); Wed, 1 Feb 2023 08:15:33 -0500 Received: from relmlie5.idc.renesas.com (relmlor1.renesas.com [210.160.252.171]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id D13066A6F; Wed, 1 Feb 2023 05:15:31 -0800 (PST) X-IronPort-AV: E=Sophos;i="5.97,263,1669042800"; d="scan'208";a="148127788" Received: from unknown (HELO relmlir5.idc.renesas.com) ([10.200.68.151]) by relmlie5.idc.renesas.com with ESMTP; 01 Feb 2023 22:15:29 +0900 Received: from localhost.localdomain (unknown [10.166.15.32]) by relmlir5.idc.renesas.com (Postfix) with ESMTP id 21494400C738; Wed, 1 Feb 2023 22:15:29 +0900 (JST) From: Yoshihiro Shimoda To: davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com Cc: netdev@vger.kernel.org, linux-renesas-soc@vger.kernel.org, Yoshihiro Shimoda Subject: [PATCH net-next v5 4/5] net: renesas: rswitch: Add phy_power_{on,off}() calling Date: Wed, 1 Feb 2023 22:14:53 +0900 Message-Id: <20230201131454.1928136-5-yoshihiro.shimoda.uh@renesas.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230201131454.1928136-1-yoshihiro.shimoda.uh@renesas.com> References: <20230201131454.1928136-1-yoshihiro.shimoda.uh@renesas.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org X-Patchwork-Delegate: kuba@kernel.org Some Ethernet PHYs (like marvell10g) will decide the host interface mode by the media-side speed. So, the rswitch driver needs to initialize one of the Ethernet SERDES (r8a779f0-eth-serdes) ports after linked the Ethernet PHY up. The r8a779f0-eth-serdes driver has .init() for initializing all ports and .power_on() for initializing each port. So, add phy_power_{on,off} calling for it. Signed-off-by: Yoshihiro Shimoda --- drivers/net/ethernet/renesas/rswitch.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/drivers/net/ethernet/renesas/rswitch.c b/drivers/net/ethernet/renesas/rswitch.c index f8b3a81c0447..f1a0dd1098f9 100644 --- a/drivers/net/ethernet/renesas/rswitch.c +++ b/drivers/net/ethernet/renesas/rswitch.c @@ -1146,6 +1146,11 @@ static void rswitch_adjust_link(struct net_device *ndev) /* Current hardware has a restriction not to change speed at runtime */ if (phydev->link != rdev->etha->link) { phy_print_status(phydev); + if (phydev->link) + phy_power_on(rdev->serdes); + else + phy_power_off(rdev->serdes); + rdev->etha->link = phydev->link; } }