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author | Bjarni Jonasson <bjarni.jonasson@microchip.com> | 2021-01-13 14:56:26 +0300 |
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committer | Jakub Kicinski <kuba@kernel.org> | 2021-01-15 02:40:33 +0300 |
commit | 6e12f35cef6b8a458d7ecf507ae330e0bffaad8c (patch) | |
tree | c0fc498c3e025b4acffe48e055044a4270634143 /drivers/net/phy | |
parent | b1ae3587d16a8c8fc9453e147c8708d6f006ffbb (diff) | |
download | linux-6e12f35cef6b8a458d7ecf507ae330e0bffaad8c.tar.xz |
sfp: add support for 100 base-x SFPs
Add support for 100Base-FX, 100Base-LX, 100Base-PX and 100Base-BX10 modules
This is needed for Sparx-5 switch.
Signed-off-by: Bjarni Jonasson <bjarni.jonasson@microchip.com>
Reviewed-by: Russell King <rmk+kernel@armlinux.org.uk>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'drivers/net/phy')
-rw-r--r-- | drivers/net/phy/sfp-bus.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/net/phy/sfp-bus.c b/drivers/net/phy/sfp-bus.c index cdfa0a190962..3c67ad9951ab 100644 --- a/drivers/net/phy/sfp-bus.c +++ b/drivers/net/phy/sfp-bus.c @@ -265,6 +265,12 @@ void sfp_parse_support(struct sfp_bus *bus, const struct sfp_eeprom_id *id, br_min <= 1300 && br_max >= 1200) phylink_set(modes, 1000baseX_Full); + /* 100Base-FX, 100Base-LX, 100Base-PX, 100Base-BX10 */ + if (id->base.e100_base_fx || id->base.e100_base_lx) + phylink_set(modes, 100baseFX_Full); + if ((id->base.e_base_px || id->base.e_base_bx10) && br_nom == 100) + phylink_set(modes, 100baseFX_Full); + /* For active or passive cables, select the link modes * based on the bit rates and the cable compliance bytes. */ @@ -389,6 +395,9 @@ phy_interface_t sfp_select_interface(struct sfp_bus *bus, if (phylink_test(link_modes, 1000baseX_Full)) return PHY_INTERFACE_MODE_1000BASEX; + if (phylink_test(link_modes, 100baseFX_Full)) + return PHY_INTERFACE_MODE_100BASEX; + dev_warn(bus->sfp_dev, "Unable to ascertain link mode\n"); return PHY_INTERFACE_MODE_NA; |