diff options
author | Russell King <rmk+kernel@armlinux.org.uk> | 2020-07-08 12:31:01 +0100 |
---|---|---|
committer | Russell King <rmk+kernel@armlinux.org.uk> | 2021-05-28 18:38:25 +0100 |
commit | c7f50ba8a62202aba986358737e7e342de0926af (patch) | |
tree | c9007e29d3e2516934d5b0d5a83e64d160aa2e00 | |
parent | b010c5b86d6ab78bcdd922f71621d566e2f9e1da (diff) |
net: dsa/mv88e6xxx: add support for rate-matching PHYs
Add basic support for rate-matching 10G PHYs for mv88e6xxx - if we are
in RXAUI, XAUI or 10GBASE-R mode, the link speed is 10G, even if the
media is running at a slower speed.
Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
-rw-r--r-- | drivers/net/dsa/mv88e6xxx/chip.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/net/dsa/mv88e6xxx/chip.c b/drivers/net/dsa/mv88e6xxx/chip.c index 5345e1601c10..189bf00519a5 100644 --- a/drivers/net/dsa/mv88e6xxx/chip.c +++ b/drivers/net/dsa/mv88e6xxx/chip.c @@ -761,6 +761,18 @@ static void mv88e6xxx_mac_link_up(struct dsa_switch *ds, int port, if (err) goto error; + /* The link parameters passed in are the media side parameters. + * If in RXAUI, XAUI or 10GBASE-R with a rate matching PHY, we + * need to operate our link at 10G. Only full duplex is + * supported at this speed. + */ + if (interface == PHY_INTERFACE_MODE_RXAUI || + interface == PHY_INTERFACE_MODE_XAUI || + interface == PHY_INTERFACE_MODE_10GBASER) { + speed = SPEED_10000; + duplex = DUPLEX_FULL; + } + if (ops->port_set_speed_duplex) { err = ops->port_set_speed_duplex(chip, port, speed, duplex); |