From patchwork Thu Jun 17 12:25:53 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Gatis Peisenieks X-Patchwork-Id: 462855 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=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, 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 C8746C2B9F4 for ; Thu, 17 Jun 2021 12:26:22 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id A594E610CA for ; Thu, 17 Jun 2021 12:26:22 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232834AbhFQM21 (ORCPT ); Thu, 17 Jun 2021 08:28:27 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:36604 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232106AbhFQM2Z (ORCPT ); Thu, 17 Jun 2021 08:28:25 -0400 Received: from plekste.mt.lv (bute.mt.lv [IPv6:2a02:610:7501:2000::195]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3BBD8C06175F; Thu, 17 Jun 2021 05:26:17 -0700 (PDT) Received: from [2a02:610:7501:feff:1ccf:41ff:fe50:18b9] (helo=localhost.localdomain) by plekste.mt.lv with esmtpsa (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.89) (envelope-from ) id 1ltr61-0001Wc-HA; Thu, 17 Jun 2021 15:26:09 +0300 From: Gatis Peisenieks To: chris.snook@gmail.com, davem@davemloft.net, kuba@kernel.org, hkallweit1@gmail.com, jesse.brandeburg@intel.com, dchickles@marvell.com, tully@mikrotik.com, eric.dumazet@gmail.com Cc: netdev@vger.kernel.org, linux-kernel@vger.kernel.org, Gatis Peisenieks Subject: [PATCH net] atl1c: improve reliability of mdio ops on Mikrotik 10/25G NIC Date: Thu, 17 Jun 2021 15:25:53 +0300 Message-Id: <20210617122553.2970190-1-gatis@mikrotik.com> X-Mailer: git-send-email 2.31.1 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org MDIO ops on Mikrotik 10/25G NIC can occasionally take longer to complete. This increases the timeout from 1.2 to 12ms. Signed-off-by: Gatis Peisenieks --- drivers/net/ethernet/atheros/atl1c/atl1c_hw.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/ethernet/atheros/atl1c/atl1c_hw.h b/drivers/net/ethernet/atheros/atl1c/atl1c_hw.h index c567c920628f..15523077490f 100644 --- a/drivers/net/ethernet/atheros/atl1c/atl1c_hw.h +++ b/drivers/net/ethernet/atheros/atl1c/atl1c_hw.h @@ -290,7 +290,7 @@ void atl1c_post_phy_linkchg(struct atl1c_hw *hw, u16 link_speed); #define MDIO_CTRL_REG_SHIFT 16 #define MDIO_CTRL_DATA_MASK 0xFFFFUL #define MDIO_CTRL_DATA_SHIFT 0 -#define MDIO_MAX_AC_TO 120 /* 1.2ms timeout for slow clk */ +#define MDIO_MAX_AC_TO 1200 /* 12ms timeout for slow clk */ /* for extension reg access */ #define REG_MDIO_EXTN 0x1448