From f13b2b33c7674fa0988dfaa9adb95d7d912b489f Mon Sep 17 00:00:00 2001 From: "Russell King (Oracle)" Date: Wed, 10 Apr 2024 20:42:38 +0100 Subject: [PATCH 1/2] net: dsa: introduce dsa_phylink_to_port() We convert from a phylink_config struct to a dsa_port struct in many places, let's provide a helper for this. Reviewed-by: Andrew Lunn Reviewed-by: Florian Fainelli Signed-off-by: Russell King (Oracle) Reviewed-by: Vladimir Oltean Link: https://lore.kernel.org/r/E1rudqA-006K9B-85@rmk-PC.armlinux.org.uk Signed-off-by: Jakub Kicinski --- include/net/dsa.h | 6 ++++++ net/dsa/port.c | 12 ++++++------ 2 files changed, 12 insertions(+), 6 deletions(-) --- a/include/net/dsa.h +++ b/include/net/dsa.h @@ -327,6 +327,12 @@ struct dsa_port { }; }; +static inline struct dsa_port * +dsa_phylink_to_port(struct phylink_config *config) +{ + return container_of(config, struct dsa_port, pl_config); +} + /* TODO: ideally DSA ports would have a single dp->link_dp member, * and no dst->rtable nor this struct dsa_link would be needed, * but this would require some more complex tree walking, --- a/net/dsa/port.c +++ b/net/dsa/port.c @@ -1572,7 +1572,7 @@ static struct phylink_pcs * dsa_port_phylink_mac_select_pcs(struct phylink_config *config, phy_interface_t interface) { - struct dsa_port *dp = container_of(config, struct dsa_port, pl_config); + struct dsa_port *dp = dsa_phylink_to_port(config); struct phylink_pcs *pcs = ERR_PTR(-EOPNOTSUPP); struct dsa_switch *ds = dp->ds; @@ -1586,7 +1586,7 @@ static int dsa_port_phylink_mac_prepare( unsigned int mode, phy_interface_t interface) { - struct dsa_port *dp = container_of(config, struct dsa_port, pl_config); + struct dsa_port *dp = dsa_phylink_to_port(config); struct dsa_switch *ds = dp->ds; int err = 0; @@ -1601,7 +1601,7 @@ static void dsa_port_phylink_mac_config( unsigned int mode, const struct phylink_link_state *state) { - struct dsa_port *dp = container_of(config, struct dsa_port, pl_config); + struct dsa_port *dp = dsa_phylink_to_port(config); struct dsa_switch *ds = dp->ds; if (!ds->ops->phylink_mac_config) @@ -1614,7 +1614,7 @@ static int dsa_port_phylink_mac_finish(s unsigned int mode, phy_interface_t interface) { - struct dsa_port *dp = container_of(config, struct dsa_port, pl_config); + struct dsa_port *dp = dsa_phylink_to_port(config); struct dsa_switch *ds = dp->ds; int err = 0; @@ -1629,7 +1629,7 @@ static void dsa_port_phylink_mac_link_do unsigned int mode, phy_interface_t interface) { - struct dsa_port *dp = container_of(config, struct dsa_port, pl_config); + struct dsa_port *dp = dsa_phylink_to_port(config); struct phy_device *phydev = NULL; struct dsa_switch *ds = dp->ds; @@ -1652,7 +1652,7 @@ static void dsa_port_phylink_mac_link_up int speed, int duplex, bool tx_pause, bool rx_pause) { - struct dsa_port *dp = container_of(config, struct dsa_port, pl_config); + struct dsa_port *dp = dsa_phylink_to_port(config); struct dsa_switch *ds = dp->ds; if (!ds->ops->phylink_mac_link_up) {