From patchwork Wed Dec 11 10:55:59 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Russell King (Oracle)" X-Patchwork-Id: 1207588 X-Patchwork-Delegate: davem@davemloft.net Return-Path: X-Original-To: patchwork-incoming-netdev@ozlabs.org Delivered-To: patchwork-incoming-netdev@ozlabs.org Authentication-Results: ozlabs.org; spf=none (no SPF record) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=netdev-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=fail (p=none dis=none) header.from=armlinux.org.uk Authentication-Results: ozlabs.org; dkim=fail reason="signature verification failed" (2048-bit key; unprotected) header.d=armlinux.org.uk header.i=@armlinux.org.uk header.b="hOwV5d9f"; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 47Xv4K0LVQz9sPh for ; Wed, 11 Dec 2019 21:56:17 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728765AbfLKK4N (ORCPT ); Wed, 11 Dec 2019 05:56:13 -0500 Received: from pandora.armlinux.org.uk ([78.32.30.218]:39500 "EHLO pandora.armlinux.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726119AbfLKK4N (ORCPT ); Wed, 11 Dec 2019 05:56:13 -0500 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=armlinux.org.uk; s=pandora-2019; h=Date:Sender:Message-Id:Content-Type: Content-Transfer-Encoding:MIME-Version:Subject:Cc:To:From:References: In-Reply-To:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help: List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=GRTPL73/tHPcmRnUK0kzyqcNVsdX9yaLjXHK/fA1/u0=; b=hOwV5d9f908pXQXMULxR2546qc aubP+w9tt7Snu8XfTcD2dH6zyaPd35+BNNnGYStwoaK801ZTB10HaoVShmODja+bvUGff4RL3DVxb RSiypE+Ni9RyHFWhOcntI7yKoRPVc72owZ07YOPoHJ2YH2fEQ3/db4KanrkhilObXEoTZEuIXRul6 YavnD/VoDaoGnoIpr/83VHdUk5NkRSnGRI+RsH+uivW2X2P/jYJXs6nLG8yewwricDTgb19FIbein nRi00bPDh/w3gmDTAtSsoT00M9fz/5xrrAwV+SeiXrx40j+oMBFQCyHTbXi9hkDSoIpGMDc5dy08k LYtNGkYQ==; Received: from e0022681537dd.dyn.armlinux.org.uk ([2001:4d48:ad52:3201:222:68ff:fe15:37dd]:44542 helo=rmk-PC.armlinux.org.uk) by pandora.armlinux.org.uk with esmtpsa (TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384:256) (Exim 4.90_1) (envelope-from ) id 1iezey-0007uF-P2; Wed, 11 Dec 2019 10:56:00 +0000 Received: from rmk by rmk-PC.armlinux.org.uk with local (Exim 4.92) (envelope-from ) id 1iezex-0002xl-GI; Wed, 11 Dec 2019 10:55:59 +0000 In-Reply-To: <20191211104821.GB25745@shell.armlinux.org.uk> References: <20191211104821.GB25745@shell.armlinux.org.uk> From: Russell King To: Andrew Lunn , Florian Fainelli , Heiner Kallweit Cc: "David S. Miller" , netdev@vger.kernel.org Subject: [PATCH net-next v3 02/14] net: sfp: derive interface mode from ethtool link modes MIME-Version: 1.0 Content-Disposition: inline Message-Id: Date: Wed, 11 Dec 2019 10:55:59 +0000 Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org We don't need the EEPROM ID to derive the phy interface mode as we can derive it merely from the ethtool link modes. Remove the EEPROM ID argument to sfp_select_interface(). Reviewed-by: Andrew Lunn Signed-off-by: Russell King --- drivers/net/phy/marvell10g.c | 2 +- drivers/net/phy/phylink.c | 2 +- drivers/net/phy/sfp-bus.c | 11 ++++------- include/linux/sfp.h | 2 -- 4 files changed, 6 insertions(+), 11 deletions(-) diff --git a/drivers/net/phy/marvell10g.c b/drivers/net/phy/marvell10g.c index 1bf13017d288..512f27b0b5cd 100644 --- a/drivers/net/phy/marvell10g.c +++ b/drivers/net/phy/marvell10g.c @@ -214,7 +214,7 @@ static int mv3310_sfp_insert(void *upstream, const struct sfp_eeprom_id *id) phy_interface_t iface; sfp_parse_support(phydev->sfp_bus, id, support); - iface = sfp_select_interface(phydev->sfp_bus, id, support); + iface = sfp_select_interface(phydev->sfp_bus, support); if (iface != PHY_INTERFACE_MODE_10GKR) { dev_err(&phydev->mdio.dev, "incompatible SFP module inserted\n"); diff --git a/drivers/net/phy/phylink.c b/drivers/net/phy/phylink.c index 8e2a12885789..d02eb83ed151 100644 --- a/drivers/net/phy/phylink.c +++ b/drivers/net/phy/phylink.c @@ -1717,7 +1717,7 @@ static int phylink_sfp_module_insert(void *upstream, linkmode_copy(support1, support); - iface = sfp_select_interface(pl->sfp_bus, id, config.advertising); + iface = sfp_select_interface(pl->sfp_bus, config.advertising); if (iface == PHY_INTERFACE_MODE_NA) { phylink_err(pl, "selection of interface failed, advertisement %*pb\n", diff --git a/drivers/net/phy/sfp-bus.c b/drivers/net/phy/sfp-bus.c index 02ab07624c89..1561962fda30 100644 --- a/drivers/net/phy/sfp-bus.c +++ b/drivers/net/phy/sfp-bus.c @@ -320,16 +320,12 @@ EXPORT_SYMBOL_GPL(sfp_parse_support); /** * sfp_select_interface() - Select appropriate phy_interface_t mode * @bus: a pointer to the &struct sfp_bus structure for the sfp module - * @id: a pointer to the module's &struct sfp_eeprom_id * @link_modes: ethtool link modes mask * - * Derive the phy_interface_t mode for the information found in the - * module's identifying EEPROM and the link modes mask. There is no - * standard or defined way to derive this information, so we decide - * based upon the link mode mask. + * Derive the phy_interface_t mode for the SFP module from the link + * modes mask. */ phy_interface_t sfp_select_interface(struct sfp_bus *bus, - const struct sfp_eeprom_id *id, unsigned long *link_modes) { if (phylink_test(link_modes, 10000baseCR_Full) || @@ -342,7 +338,8 @@ phy_interface_t sfp_select_interface(struct sfp_bus *bus, if (phylink_test(link_modes, 2500baseX_Full)) return PHY_INTERFACE_MODE_2500BASEX; - if (id->base.e1000_base_t) + if (phylink_test(link_modes, 1000baseT_Half) || + phylink_test(link_modes, 1000baseT_Full)) return PHY_INTERFACE_MODE_SGMII; if (phylink_test(link_modes, 1000baseX_Full)) diff --git a/include/linux/sfp.h b/include/linux/sfp.h index 487fd9412d10..8d7b98c214d7 100644 --- a/include/linux/sfp.h +++ b/include/linux/sfp.h @@ -504,7 +504,6 @@ int sfp_parse_port(struct sfp_bus *bus, const struct sfp_eeprom_id *id, void sfp_parse_support(struct sfp_bus *bus, const struct sfp_eeprom_id *id, unsigned long *support); phy_interface_t sfp_select_interface(struct sfp_bus *bus, - const struct sfp_eeprom_id *id, unsigned long *link_modes); int sfp_get_module_info(struct sfp_bus *bus, struct ethtool_modinfo *modinfo); @@ -532,7 +531,6 @@ static inline void sfp_parse_support(struct sfp_bus *bus, } static inline phy_interface_t sfp_select_interface(struct sfp_bus *bus, - const struct sfp_eeprom_id *id, unsigned long *link_modes) { return PHY_INTERFACE_MODE_NA;