diff options
| author | Russell King <rmk+kernel@armlinux.org.uk> | 2020-06-22 01:05:59 +0100 |
|---|---|---|
| committer | Russell King (Oracle) <rmk+kernel@armlinux.org.uk> | 2021-07-02 16:35:28 +0100 |
| commit | 15a4b1ebf26141ef7ec55862afdebe0a28ce98a7 (patch) | |
| tree | 8b607406684c6960af0772afcf72e6527ce46228 | |
| parent | 421d6cab43455614cf6712819a17ac25485c820b (diff) | |
net: dsa/bcm_sf2: fix pause mode validation
The implementation appears not to support pause modes on anything
but RGMII, RGMII_TXID, MII and REVMII interface modes. Let phylink
know that detail.
(This may not be correct; particularly see the FIXMEs in this patch.)
Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
| -rw-r--r-- | drivers/net/dsa/bcm_sf2.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/drivers/net/dsa/bcm_sf2.c b/drivers/net/dsa/bcm_sf2.c index 3b018fcf4412..08a723729fce 100644 --- a/drivers/net/dsa/bcm_sf2.c +++ b/drivers/net/dsa/bcm_sf2.c @@ -677,6 +677,7 @@ static void bcm_sf2_sw_validate(struct dsa_switch *ds, int port, struct bcm_sf2_priv *priv = bcm_sf2_to_priv(ds); __ETHTOOL_DECLARE_LINK_MODE_MASK(mask) = { 0, }; + /* FIXME: Are RGMII_RXID and RGMII_ID actually supported? */ if (!phy_interface_mode_is_rgmii(state->interface) && state->interface != PHY_INTERFACE_MODE_MII && state->interface != PHY_INTERFACE_MODE_REVMII && @@ -694,8 +695,13 @@ static void bcm_sf2_sw_validate(struct dsa_switch *ds, int port, /* Allow all the expected bits */ phylink_set(mask, Autoneg); phylink_set_port_modes(mask); - phylink_set(mask, Pause); - phylink_set(mask, Asym_Pause); + if (state->interface == PHY_INTERFACE_MODE_RGMII || + state->interface == PHY_INTERFACE_MODE_RGMII_TXID || + state->interface == PHY_INTERFACE_MODE_MII || + state->interface == PHY_INTERFACE_MODE_REVMII) { + phylink_set(mask, Pause); + phylink_set(mask, Asym_Pause); + } /* With the exclusion of MII and Reverse MII, we support Gigabit, * including Half duplex @@ -730,6 +736,7 @@ static void bcm_sf2_sw_mac_config(struct dsa_switch *ds, int port, return; switch (state->interface) { + /* FIXME: Are RGMII_RXID and RGMII_ID actually supported? */ case PHY_INTERFACE_MODE_RGMII: id_mode_dis = 1; fallthrough; @@ -830,6 +837,7 @@ static void bcm_sf2_sw_mac_link_up(struct dsa_switch *ds, int port, else offset = CORE_STS_OVERRIDE_GMIIP2_PORT(port); + /* FIXME: Are RGMII_RXID and RGMII_ID actually supported? */ if (interface == PHY_INTERFACE_MODE_RGMII || interface == PHY_INTERFACE_MODE_RGMII_TXID || interface == PHY_INTERFACE_MODE_MII || |