diff options
Diffstat (limited to 'drivers/net/phy/sfp-bus.c')
-rw-r--r-- | drivers/net/phy/sfp-bus.c | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/drivers/net/phy/sfp-bus.c b/drivers/net/phy/sfp-bus.c index 9372e5a4cadc..208a9393c2df 100644 --- a/drivers/net/phy/sfp-bus.c +++ b/drivers/net/phy/sfp-bus.c @@ -258,6 +258,16 @@ void sfp_parse_support(struct sfp_bus *bus, const struct sfp_eeprom_id *id, switch (id->base.extended_cc) { case SFF8024_ECC_UNSPEC: break; + case SFF8024_ECC_100G_25GAUI_C2M_AOC: + if (br_min <= 28000 && br_max >= 25000) { + /* 25GBASE-R, possibly with FEC */ + __set_bit(PHY_INTERFACE_MODE_25GBASER, interfaces); + /* There is currently no link mode for 25000base + * with unspecified range, reuse SR. + */ + phylink_set(modes, 25000baseSR_Full); + } + break; case SFF8024_ECC_100GBASE_SR4_25GBASE_SR: phylink_set(modes, 100000baseSR4_Full); phylink_set(modes, 25000baseSR_Full); @@ -576,6 +586,26 @@ static void sfp_upstream_clear(struct sfp_bus *bus) } /** + * sfp_upstream_set_signal_rate() - set data signalling rate + * @bus: a pointer to the &struct sfp_bus structure for the sfp module + * @rate_kbd: signalling rate in units of 1000 baud + * + * Configure the rate select settings on the SFP module for the signalling + * rate (not the same as the data rate). + * + * Locks that may be held: + * Phylink's state_mutex + * rtnl lock + * SFP's sm_mutex + */ +void sfp_upstream_set_signal_rate(struct sfp_bus *bus, unsigned int rate_kbd) +{ + if (bus->registered) + bus->socket_ops->set_signal_rate(bus->sfp, rate_kbd); +} +EXPORT_SYMBOL_GPL(sfp_upstream_set_signal_rate); + +/** * sfp_bus_find_fwnode() - parse and locate the SFP bus from fwnode * @fwnode: firmware node for the parent device (MAC or PHY) * |