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> | 2021-02-15 13:59:11 +0000 |
commit | 5e1877c1a846987e2b7d1f5bf0071a0882e8afa1 (patch) | |
tree | 14e654c8e0a43f43738835e783b36b8be38b767b | |
parent | c8e62ec9faef8bc4b48532dd184b7dc2512b556d (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 966295378d44..bd388af207c3 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); |