From patchwork Thu Sep 30 06:44:36 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Wong Vee Khee X-Patchwork-Id: 12527413 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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4393BC433EF for ; Thu, 30 Sep 2021 06:38:37 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 1E02261528 for ; Thu, 30 Sep 2021 06:38:37 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1348225AbhI3GkP (ORCPT ); Thu, 30 Sep 2021 02:40:15 -0400 Received: from mga02.intel.com ([134.134.136.20]:9745 "EHLO mga02.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1348126AbhI3GkN (ORCPT ); Thu, 30 Sep 2021 02:40:13 -0400 X-IronPort-AV: E=McAfee;i="6200,9189,10122"; a="212370881" X-IronPort-AV: E=Sophos;i="5.85,335,1624345200"; d="scan'208";a="212370881" Received: from fmsmga007.fm.intel.com ([10.253.24.52]) by orsmga101.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 29 Sep 2021 23:38:31 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.85,335,1624345200"; d="scan'208";a="479743120" Received: from linux.intel.com ([10.54.29.200]) by fmsmga007.fm.intel.com with ESMTP; 29 Sep 2021 23:38:30 -0700 Received: from glass.png.intel.com (glass.png.intel.com [10.158.65.69]) by linux.intel.com (Postfix) with ESMTP id 52BDF58097E; Wed, 29 Sep 2021 23:38:28 -0700 (PDT) From: Wong Vee Khee To: Giuseppe Cavallaro , Alexandre Torgue , Jose Abreu , "David S . Miller" , Jakub Kicinski , Maxime Coquelin Cc: netdev@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Michael Sit Wei Hong , Wong Vee Khee Subject: [PATCH net v1 1/1] net: stmmac: fix EEE init issue when paired with EEE capable PHYs Date: Thu, 30 Sep 2021 14:44:36 +0800 Message-Id: <20210930064436.1502516-1-vee.khee.wong@linux.intel.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org X-Patchwork-Delegate: kuba@kernel.org When STMMAC is paired with Energy-Efficient Ethernet(EEE) capable PHY, and the PHY is advertising EEE by default, we need to enable EEE on the xPCS side too, instead of having user to manually trigger the enabling config via ethtool. Fixed this by adding xpcs_config_eee() call in stmmac_eee_init(). Fixes: 7617af3d1a5e ("net: pcs: Introducing support for DWC xpcs Energy Efficient Ethernet") Cc: Michael Sit Wei Hong Signed-off-by: Wong Vee Khee --- drivers/net/ethernet/stmicro/stmmac/stmmac_main.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c index 553c4403258a..981ccf47dcea 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c @@ -486,6 +486,10 @@ bool stmmac_eee_init(struct stmmac_priv *priv) timer_setup(&priv->eee_ctrl_timer, stmmac_eee_ctrl_timer, 0); stmmac_set_eee_timer(priv, priv->hw, STMMAC_DEFAULT_LIT_LS, eee_tw_timer); + if (priv->hw->xpcs) + xpcs_config_eee(priv->hw->xpcs, + priv->plat->mult_fact_100ns, + true); } if (priv->plat->has_gmac4 && priv->tx_lpi_timer <= STMMAC_ET_MAX) {