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authorRussell King (Oracle) <rmk+kernel@armlinux.org.uk>2022-02-17 18:30:35 +0000
committerDavid S. Miller <davem@davemloft.net>2022-02-18 11:28:32 +0000
commitbde018222c6b084ac32933a9f933581dd83da18e (patch)
tree39d85c1d1d8778134f3d2bd455f808f14d17bb9a
parent8aba73ef44ebec1f6af399dc8058689a79f84ae2 (diff)
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@armlinux.org.uk> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--include/net/dsa.h3
-rw-r--r--net/dsa/port.c15
2 files changed, 18 insertions, 0 deletions
diff --git a/include/net/dsa.h b/include/net/dsa.h
index c8626dec970c..bc6eef6af810 100644
--- a/include/net/dsa.h
+++ b/include/net/dsa.h
@@ -788,6 +788,9 @@ 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 c731af0adf04..056c6f51ac20 100644
--- a/net/dsa/port.c
+++ b/net/dsa/port.c
@@ -1053,6 +1053,20 @@ 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)
@@ -1119,6 +1133,7 @@ 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,