[Patch net-next v14 10/13] net: dsa: microchip: lan937x: add phylink_get_caps support

From: Arun Ramadoss
Date: Thu Jun 30 2022 - 06:24:03 EST


The internal phy of the LAN937x are capable of 100Mbps speed. And the
xMII port of switch is capable of 10/100/1000Mbps.

Signed-off-by: Arun Ramadoss <arun.ramadoss@xxxxxxxxxxxxx>
---
drivers/net/dsa/microchip/ksz_common.c | 1 +
drivers/net/dsa/microchip/lan937x.h | 2 ++
drivers/net/dsa/microchip/lan937x_main.c | 12 ++++++++++++
3 files changed, 15 insertions(+)

diff --git a/drivers/net/dsa/microchip/ksz_common.c b/drivers/net/dsa/microchip/ksz_common.c
index fb0de48a3f5e..ca7ca327285d 100644
--- a/drivers/net/dsa/microchip/ksz_common.c
+++ b/drivers/net/dsa/microchip/ksz_common.c
@@ -220,6 +220,7 @@ static const struct ksz_dev_ops lan937x_dev_ops = {
.vlan_del = ksz9477_port_vlan_del,
.mirror_add = ksz9477_port_mirror_add,
.mirror_del = ksz9477_port_mirror_del,
+ .get_caps = lan937x_phylink_get_caps,
.fdb_dump = ksz9477_fdb_dump,
.fdb_add = ksz9477_fdb_add,
.fdb_del = ksz9477_fdb_del,
diff --git a/drivers/net/dsa/microchip/lan937x.h b/drivers/net/dsa/microchip/lan937x.h
index 50563874600d..d4207e97a130 100644
--- a/drivers/net/dsa/microchip/lan937x.h
+++ b/drivers/net/dsa/microchip/lan937x.h
@@ -15,4 +15,6 @@ void lan937x_switch_exit(struct ksz_device *dev);
void lan937x_r_phy(struct ksz_device *dev, u16 addr, u16 reg, u16 *data);
void lan937x_w_phy(struct ksz_device *dev, u16 addr, u16 reg, u16 val);
int lan937x_change_mtu(struct ksz_device *dev, int port, int new_mtu);
+void lan937x_phylink_get_caps(struct ksz_device *dev, int port,
+ struct phylink_config *config);
#endif
diff --git a/drivers/net/dsa/microchip/lan937x_main.c b/drivers/net/dsa/microchip/lan937x_main.c
index 5917cc11ba59..8cb46caf5340 100644
--- a/drivers/net/dsa/microchip/lan937x_main.c
+++ b/drivers/net/dsa/microchip/lan937x_main.c
@@ -312,6 +312,18 @@ int lan937x_change_mtu(struct ksz_device *dev, int port, int new_mtu)
return 0;
}

+void lan937x_phylink_get_caps(struct ksz_device *dev, int port,
+ struct phylink_config *config)
+{
+ config->mac_capabilities = MAC_100FD;
+
+ if (dev->info->supports_rgmii[port]) {
+ /* MII/RMII/RGMII ports */
+ config->mac_capabilities |= MAC_ASYM_PAUSE | MAC_SYM_PAUSE |
+ MAC_100HD | MAC_10 | MAC_1000FD;
+ }
+}
+
int lan937x_setup(struct dsa_switch *ds)
{
struct ksz_device *dev = ds->priv;
--
2.36.1