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From: Maxime Chevallier <maxime.chevallier@bootlin.com>
To: davem@davemloft.net, Andrew Lunn <andrew@lunn.ch>,
	Jakub Kicinski <kuba@kernel.org>,
	Eric Dumazet <edumazet@google.com>,
	Paolo Abeni <pabeni@redhat.com>,
	Russell King <linux@armlinux.org.uk>,
	Heiner Kallweit <hkallweit1@gmail.com>
Cc: "Maxime Chevallier" <maxime.chevallier@bootlin.com>,
	netdev@vger.kernel.org, linux-kernel@vger.kernel.org,
	thomas.petazzoni@bootlin.com,
	linux-arm-kernel@lists.infradead.org,
	"Christophe Leroy" <christophe.leroy@csgroup.eu>,
	"Herve Codina" <herve.codina@bootlin.com>,
	"Florian Fainelli" <f.fainelli@gmail.com>,
	"Vladimir Oltean" <vladimir.oltean@nxp.com>,
	"Köry Maincent" <kory.maincent@bootlin.com>,
	"Oleksij Rempel" <o.rempel@pengutronix.de>,
	"Simon Horman" <horms@kernel.org>,
	"Romain Gantois" <romain.gantois@bootlin.com>
Subject: [PATCH net-next v5 01/13] net: ethtool: Export the link_mode_params definitions
Date: Fri,  7 Mar 2025 18:35:58 +0100	[thread overview]
Message-ID: <20250307173611.129125-2-maxime.chevallier@bootlin.com> (raw)
In-Reply-To: <20250307173611.129125-1-maxime.chevallier@bootlin.com>

link_mode_params contains a lookup table of all 802.3 link modes that
are currently supported with structured data about each mode's speed,
duplex, number of lanes and mediums.

As a preparation for a port representation, export that table for the
rest of the net stack to use.

Signed-off-by: Maxime Chevallier <maxime.chevallier@bootlin.com>
---
 include/linux/ethtool.h | 8 ++++++++
 net/ethtool/common.c    | 1 +
 net/ethtool/common.h    | 7 -------
 3 files changed, 9 insertions(+), 7 deletions(-)

diff --git a/include/linux/ethtool.h b/include/linux/ethtool.h
index 7f222dccc7d1..8210ece94fa6 100644
--- a/include/linux/ethtool.h
+++ b/include/linux/ethtool.h
@@ -210,6 +210,14 @@ static inline u8 *ethtool_rxfh_context_key(struct ethtool_rxfh_context *ctx)
 
 void ethtool_rxfh_context_lost(struct net_device *dev, u32 context_id);
 
+struct link_mode_info {
+	int                             speed;
+	u8                              lanes;
+	u8                              duplex;
+};
+
+extern const struct link_mode_info link_mode_params[];
+
 /* declare a link mode bitmap */
 #define __ETHTOOL_DECLARE_LINK_MODE_MASK(name)		\
 	DECLARE_BITMAP(name, __ETHTOOL_LINK_MODE_MASK_NBITS)
diff --git a/net/ethtool/common.c b/net/ethtool/common.c
index ac8b6107863e..c9d6302e88c9 100644
--- a/net/ethtool/common.c
+++ b/net/ethtool/common.c
@@ -423,6 +423,7 @@ const struct link_mode_info link_mode_params[] = {
 	__DEFINE_LINK_MODE_PARAMS(800000, VR4, Full),
 };
 static_assert(ARRAY_SIZE(link_mode_params) == __ETHTOOL_LINK_MODE_MASK_NBITS);
+EXPORT_SYMBOL_GPL(link_mode_params);
 
 const char netif_msg_class_names[][ETH_GSTRING_LEN] = {
 	[NETIF_MSG_DRV_BIT]		= "drv",
diff --git a/net/ethtool/common.h b/net/ethtool/common.h
index a1088c2441d0..b4683d286a5a 100644
--- a/net/ethtool/common.h
+++ b/net/ethtool/common.h
@@ -15,12 +15,6 @@
 #define __SOF_TIMESTAMPING_CNT (const_ilog2(SOF_TIMESTAMPING_LAST) + 1)
 #define __HWTSTAMP_FLAG_CNT (const_ilog2(HWTSTAMP_FLAG_LAST) + 1)
 
-struct link_mode_info {
-	int				speed;
-	u8				lanes;
-	u8				duplex;
-};
-
 struct genl_info;
 struct hwtstamp_provider_desc;
 
@@ -33,7 +27,6 @@ tunable_strings[__ETHTOOL_TUNABLE_COUNT][ETH_GSTRING_LEN];
 extern const char
 phy_tunable_strings[__ETHTOOL_PHY_TUNABLE_COUNT][ETH_GSTRING_LEN];
 extern const char link_mode_names[][ETH_GSTRING_LEN];
-extern const struct link_mode_info link_mode_params[];
 extern const char netif_msg_class_names[][ETH_GSTRING_LEN];
 extern const char wol_mode_names[][ETH_GSTRING_LEN];
 extern const char sof_timestamping_names[][ETH_GSTRING_LEN];
-- 
2.48.1


  reply	other threads:[~2025-03-07 17:36 UTC|newest]

Thread overview: 40+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-03-07 17:35 [PATCH net-next v5 00/13] net: phy: Rework linkmodes handling in a dedicated file Maxime Chevallier
2025-03-07 17:35 ` Maxime Chevallier [this message]
2025-03-07 17:35 ` [PATCH net-next v5 02/13] net: phy: Use an internal, searchable storage for the linkmodes Maxime Chevallier
2025-03-07 17:36 ` [PATCH net-next v5 03/13] net: phy: phy_caps: Move phy_speeds to phy_caps Maxime Chevallier
2025-03-07 17:36 ` [PATCH net-next v5 04/13] net: phy: phy_caps: Move __set_linkmode_max_speed " Maxime Chevallier
2025-03-07 17:36 ` [PATCH net-next v5 05/13] net: phy: phy_caps: Introduce phy_caps_valid Maxime Chevallier
2025-03-07 17:36 ` [PATCH net-next v5 06/13] net: phy: phy_caps: Implement link_capabilities lookup by linkmode Maxime Chevallier
2025-03-07 17:36 ` [PATCH net-next v5 07/13] net: phy: phy_caps: Allow looking-up link caps based on speed and duplex Maxime Chevallier
2025-05-29  9:36   ` Jijie Shao
2025-05-29  9:40     ` Russell King (Oracle)
2025-05-30  7:56     ` Maxime Chevallier
2025-06-03  8:25     ` Maxime Chevallier
2025-03-07 17:36 ` [PATCH net-next v5 08/13] net: phy: phy_device: Use link_capabilities lookup for PHY aneg config Maxime Chevallier
2025-03-07 17:36 ` [PATCH net-next v5 09/13] net: phylink: Use phy_caps_lookup for fixed-link configuration Maxime Chevallier
2025-03-28  1:16   ` Alexander H Duyck
2025-03-28  8:06     ` Maxime Chevallier
2025-03-28 21:03       ` Alexander Duyck
2025-03-28 21:45         ` Andrew Lunn
2025-03-28 23:26           ` Alexander Duyck
2025-03-31  7:35             ` Maxime Chevallier
2025-03-31 14:17             ` Andrew Lunn
2025-03-31 14:54               ` Russell King (Oracle)
2025-03-31 16:20                 ` Maxime Chevallier
2025-03-31 16:38                   ` Alexander Duyck
2025-04-01  7:41                     ` Maxime Chevallier
2025-03-31 22:31                   ` Alexander H Duyck
2025-04-01  8:33                     ` Maxime Chevallier
2025-03-31  7:14         ` Maxime Chevallier
2025-04-01 15:28           ` Alexander H Duyck
2025-04-01 15:40             ` Maxime Chevallier
2025-04-01 16:14             ` Russell King (Oracle)
2025-04-02  6:47               ` Maxime Chevallier
2025-03-31 12:50     ` Russell King (Oracle)
2025-03-31 22:19       ` Alexander Duyck
2025-03-07 17:36 ` [PATCH net-next v5 10/13] net: phy: drop phy_settings and the associated lookup helpers Maxime Chevallier
2025-03-07 17:36 ` [PATCH net-next v5 11/13] net: phylink: Add a mapping between MAC_CAPS and LINK_CAPS Maxime Chevallier
2025-03-07 17:36 ` [PATCH net-next v5 12/13] net: phylink: Convert capabilities to linkmodes using phy_caps Maxime Chevallier
2025-03-07 17:36 ` [PATCH net-next v5 13/13] net: phylink: Use phy_caps to get an interface's capabilities and modes Maxime Chevallier
2025-03-13  9:13 ` [PATCH net-next v5 00/13] net: phy: Rework linkmodes handling in a dedicated file Paolo Abeni
2025-03-18  8:10 ` patchwork-bot+netdevbpf

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