From patchwork Thu Mar 25 13:12:50 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Marek_Beh=C3=BAn?= X-Patchwork-Id: 409324 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=-19.2 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, 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 0C4E6C433E5 for ; Thu, 25 Mar 2021 13:14:40 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id EC718619CB for ; Thu, 25 Mar 2021 13:14:39 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231183AbhCYNOP (ORCPT ); Thu, 25 Mar 2021 09:14:15 -0400 Received: from mail.kernel.org ([198.145.29.99]:52808 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230163AbhCYNNq (ORCPT ); Thu, 25 Mar 2021 09:13:46 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 9FBB1619A3; Thu, 25 Mar 2021 13:13:44 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1616678026; bh=pYFKKdkwNtpe0POAWCWJVc+BLLceRhX5L8OI7ja2qt0=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Z3OH+Mgyi10kNKPKjllRXPcxe6rGpoBSz5aO8J92XjenT/ifZjXcfa9HYJIOeblgo ATqpkYIOI833BSPBcEr6lHyTMBP1BRxOvo6HPpygcdY7DV/54bcxkNSbKo2BjP+vz5 LsYqO3g6qIgAANO7HvKNOP3JHlSc34wbg4LSTJdlRKxsJH8zeFay85sWz2FqYwYp/o DE92d2BEfbNYV2Qg8P+70H8m9l3z+ivloRqLXX4nyZ0qPbmpfhQ+KiQiCIEoT4QXIi SGPBjTOR3w+y0PckiPEPJ/YLzel1ZiBJ8yi7m2LuO8Sm34aLozP242HWHb57vkg4Vu ZpWSd8ke+Gisg== From: =?utf-8?q?Marek_Beh=C3=BAn?= To: netdev@vger.kernel.org, Andrew Lunn , "David S . Miller" , Florian Fainelli , Heiner Kallweit , Russell King , kuba@kernel.org Cc: =?utf-8?q?Marek_Beh=C3=BAn?= Subject: [PATCH net-next v2 12/12] net: phy: marvell10g: better check for compatible interface Date: Thu, 25 Mar 2021 14:12:50 +0100 Message-Id: <20210325131250.15901-13-kabel@kernel.org> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20210325131250.15901-1-kabel@kernel.org> References: <20210325131250.15901-1-kabel@kernel.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Do a model-specific check for compatible interface: - 88X3340 does not support XAUI - 88E21XX does not support XAUI and RXAUI - 88E21X1 does not support 5gbase-r Signed-off-by: Marek Behún --- drivers/net/phy/marvell10g.c | 38 ++++++++++++++++++++++++------------ 1 file changed, 25 insertions(+), 13 deletions(-) diff --git a/drivers/net/phy/marvell10g.c b/drivers/net/phy/marvell10g.c index 84f24fcb832c..510e27c766e6 100644 --- a/drivers/net/phy/marvell10g.c +++ b/drivers/net/phy/marvell10g.c @@ -124,6 +124,7 @@ enum mv3310_model { struct mv3310_priv { enum mv3310_model model; + bool has_5g; u32 firmware_ver; phy_interface_t const_interface; @@ -399,7 +400,7 @@ static int mv3310_probe(struct phy_device *phydev) { struct mv3310_priv *priv; u32 mmd_mask = MDIO_DEVS_PMAPMD | MDIO_DEVS_AN; - bool has_5g, has_macsec; + bool has_macsec; int ret, nports; if (!phydev->is_c45 || @@ -451,6 +452,7 @@ static int mv3310_probe(struct phy_device *phydev) return ret; has_macsec = !(ret & MV_PMA_XGSTAT_NO_MACSEC); + priv->has_5g = true; if (nports == 4) priv->model = MV_MODEL_88X3340; @@ -462,7 +464,7 @@ static int mv3310_probe(struct phy_device *phydev) if (ret < 0) return ret; - has_5g = ret & MDIO_PCS_SPEED_5G; + priv->has_5g = ret & MDIO_PCS_SPEED_5G; if (nports == 8) priv->model = MV_MODEL_88E218X; @@ -476,7 +478,7 @@ static int mv3310_probe(struct phy_device *phydev) switch (priv->model) { case MV_MODEL_88E211X: case MV_MODEL_88E218X: - phydev_info(phydev, "model 88E21%d%d\n", nports, !has_5g); + phydev_info(phydev, "model 88E21%d%d\n", nports, !priv->has_5g); break; case MV_MODEL_88X3310: case MV_MODEL_88X3340: @@ -543,6 +545,15 @@ static int mv2110_init_interface(struct phy_device *phydev) struct mv3310_priv *priv = dev_get_drvdata(&phydev->mdio.dev); int mactype; + /* Check that the PHY interface type is compatible */ + if (phydev->interface != PHY_INTERFACE_MODE_SGMII && + phydev->interface != PHY_INTERFACE_MODE_2500BASEX && + (phydev->interface != PHY_INTERFACE_MODE_5GBASER || + !priv->has_5g) && + phydev->interface != PHY_INTERFACE_MODE_10GBASER && + phydev->interface != PHY_INTERFACE_MODE_USXGMII) + return -ENODEV; + mactype = phy_read_mmd(phydev, MDIO_MMD_PMAPMD, MV_PMA_21X0_PORT_CTRL); if (mactype < 0) return mactype; @@ -573,6 +584,17 @@ static int mv3310_init_interface(struct phy_device *phydev) struct mv3310_priv *priv = dev_get_drvdata(&phydev->mdio.dev); int mactype; + /* Check that the PHY interface type is compatible */ + if (phydev->interface != PHY_INTERFACE_MODE_SGMII && + phydev->interface != PHY_INTERFACE_MODE_2500BASEX && + phydev->interface != PHY_INTERFACE_MODE_5GBASER && + (phydev->interface != PHY_INTERFACE_MODE_XAUI || + priv->model == MV_MODEL_88X3340) && + phydev->interface != PHY_INTERFACE_MODE_RXAUI && + phydev->interface != PHY_INTERFACE_MODE_10GBASER && + phydev->interface != PHY_INTERFACE_MODE_USXGMII) + return -ENODEV; + mactype = phy_read_mmd(phydev, MDIO_MMD_VEND2, MV_V2_PORT_CTRL); if (mactype < 0) return mactype; @@ -610,16 +632,6 @@ static int mv3310_config_init(struct phy_device *phydev) { int err; - /* Check that the PHY interface type is compatible */ - if (phydev->interface != PHY_INTERFACE_MODE_SGMII && - phydev->interface != PHY_INTERFACE_MODE_2500BASEX && - phydev->interface != PHY_INTERFACE_MODE_5GBASER && - phydev->interface != PHY_INTERFACE_MODE_XAUI && - phydev->interface != PHY_INTERFACE_MODE_RXAUI && - phydev->interface != PHY_INTERFACE_MODE_10GBASER && - phydev->interface != PHY_INTERFACE_MODE_USXGMII) - return -ENODEV; - phydev->mdix_ctrl = ETH_TP_MDI_AUTO; /* Power up so reset works */