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Date: Wed, 16 Feb 2022 15:06:01 +0000 From: "Russell King (Oracle)" <rmk+kernel@...linux.org.uk> To: Ansuel Smith <ansuelsmth@...il.com> Cc: Andrew Lunn <andrew@...n.ch>, "David S. Miller" <davem@...emloft.net>, Florian Fainelli <f.fainelli@...il.com>, Jakub Kicinski <kuba@...nel.org>, netdev@...r.kernel.org, Vivien Didelot <vivien.didelot@...il.com>, Vladimir Oltean <olteanv@...il.com> Subject: [PATCH net-next 1/6] net: dsa: add support for phylink mac_select_pcs() Add DSA support for the phylink mac_select_pcs() method so DSA drivers can return provide phylink with the appropriate PCS for the PHY interface mode. Signed-off-by: Russell King (Oracle) <rmk+kernel@...linux.org.uk> --- include/net/dsa.h | 3 +++ net/dsa/port.c | 15 +++++++++++++++ 2 files changed, 18 insertions(+) diff --git a/include/net/dsa.h b/include/net/dsa.h index fd1f62a6e0a8..52e2b815605d 100644 --- a/include/net/dsa.h +++ b/include/net/dsa.h @@ -778,6 +778,9 @@ struct dsa_switch_ops { void (*phylink_validate)(struct dsa_switch *ds, int port, unsigned long *supported, struct phylink_link_state *state); + struct phylink_pcs *(*phylink_mac_select_pcs)(struct dsa_switch *ds, + int port, + phy_interface_t iface); int (*phylink_mac_link_state)(struct dsa_switch *ds, int port, struct phylink_link_state *state); void (*phylink_mac_config)(struct dsa_switch *ds, int port, diff --git a/net/dsa/port.c b/net/dsa/port.c index bd78192e0e47..1138d40f7897 100644 --- a/net/dsa/port.c +++ b/net/dsa/port.c @@ -1011,6 +1011,20 @@ static void dsa_port_phylink_mac_pcs_get_state(struct phylink_config *config, } } +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_switch *ds = dp->ds; + struct phylink_pcs *pcs = NULL; + + if (ds->ops->phylink_mac_select_pcs) + pcs = ds->ops->phylink_mac_select_pcs(ds, dp->index, interface); + + return pcs; +} + static void dsa_port_phylink_mac_config(struct phylink_config *config, unsigned int mode, const struct phylink_link_state *state) @@ -1077,6 +1091,7 @@ static void dsa_port_phylink_mac_link_up(struct phylink_config *config, static const struct phylink_mac_ops dsa_port_phylink_mac_ops = { .validate = dsa_port_phylink_validate, + .mac_select_pcs = dsa_port_phylink_mac_select_pcs, .mac_pcs_get_state = dsa_port_phylink_mac_pcs_get_state, .mac_config = dsa_port_phylink_mac_config, .mac_an_restart = dsa_port_phylink_mac_an_restart, -- 2.30.2
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