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Miller" , linux-kernel@vger.kernel.org, Vladimir Oltean , Eric Dumazet , Jakub Kicinski , Sean Anderson Subject: [PATCH v2 03/11] net: phylink: Export phylink_caps_to_linkmodes Date: Tue, 19 Jul 2022 19:49:53 -0400 Message-Id: <20220719235002.1944800-4-sean.anderson@seco.com> X-Mailer: git-send-email 2.35.1.1320.gc452695387.dirty In-Reply-To: <20220719235002.1944800-1-sean.anderson@seco.com> References: <20220719235002.1944800-1-sean.anderson@seco.com> Content-Transfer-Encoding: 8bit Content-Type: text/plain X-ClientProxiedBy: BL1PR13CA0227.namprd13.prod.outlook.com (2603:10b6:208:2bf::22) To DB7PR03MB4972.eurprd03.prod.outlook.com (2603:10a6:10:7d::22) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 382ab98f-04ef-4db6-80e8-08da69e17540 X-MS-TrafficTypeDiagnostic: DB7PR03MB4811:EE_ X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:DB7PR03MB4972.eurprd03.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230016)(366004)(136003)(39850400004)(396003)(376002)(346002)(54906003)(2906002)(1076003)(83380400001)(186003)(66476007)(66946007)(8676002)(6666004)(4326008)(110136005)(36756003)(66556008)(52116002)(26005)(6512007)(6506007)(2616005)(107886003)(38350700002)(478600001)(86362001)(41300700001)(44832011)(5660300002)(316002)(7416002)(8936002)(38100700002)(6486002);DIR:OUT;SFP:1101; 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They can use it to add or remove particular link modes based on capabilities (such as if half duplex is not supported for a particular interface mode). Signed-off-by: Sean Anderson --- (no changes since v1) drivers/net/phy/phylink.c | 12 ++++++++++-- include/linux/phylink.h | 1 + 2 files changed, 11 insertions(+), 2 deletions(-) diff --git a/drivers/net/phy/phylink.c b/drivers/net/phy/phylink.c index b08716fe22c1..51e66320526f 100644 --- a/drivers/net/phy/phylink.c +++ b/drivers/net/phy/phylink.c @@ -155,8 +155,15 @@ static const char *phylink_an_mode_str(unsigned int mode) return mode < ARRAY_SIZE(modestr) ? modestr[mode] : "unknown"; } -static void phylink_caps_to_linkmodes(unsigned long *linkmodes, - unsigned long caps) +/** + * phylink_caps_to_linkmodes() - Convert capabilities to ethtool link modes + * @linkmodes: ethtool linkmode mask (must be already initialised) + * @caps: bitmask of MAC capabilities + * + * Set all possible pause, speed and duplex linkmodes in @linkmodes that are + * supported by the @caps. @linkmodes must have been initialised previously. + */ +void phylink_caps_to_linkmodes(unsigned long *linkmodes, unsigned long caps) { if (caps & MAC_SYM_PAUSE) __set_bit(ETHTOOL_LINK_MODE_Pause_BIT, linkmodes); @@ -295,6 +302,7 @@ static void phylink_caps_to_linkmodes(unsigned long *linkmodes, __set_bit(ETHTOOL_LINK_MODE_400000baseCR4_Full_BIT, linkmodes); } } +EXPORT_SYMBOL_GPL(phylink_caps_to_linkmodes); /** * phylink_get_linkmodes() - get acceptable link modes diff --git a/include/linux/phylink.h b/include/linux/phylink.h index 6d06896fc20d..6463bd64eaa4 100644 --- a/include/linux/phylink.h +++ b/include/linux/phylink.h @@ -518,6 +518,7 @@ void pcs_link_up(struct phylink_pcs *pcs, unsigned int mode, phy_interface_t interface, int speed, int duplex); #endif +void phylink_caps_to_linkmodes(unsigned long *linkmodes, unsigned long caps); void phylink_get_linkmodes(unsigned long *linkmodes, phy_interface_t interface, unsigned long mac_capabilities); void phylink_generic_validate(struct phylink_config *config, -- 2.35.1.1320.gc452695387.dirty