net: dsa: mv88e6xxx: silently skip PVT ops

Since mv88e6xxx_pvt_map is a static helper, no need to return
-EOPNOTSUPP if the chip has no PVT, simply silently skip the operation.

Signed-off-by: Vivien Didelot <vivien.didelot@gmail.com>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>

diff --git a/drivers/net/dsa/mv88e6xxx/chip.c b/drivers/net/dsa/mv88e6xxx/chip.c
index d67deec..510ccdc 100644 (file)
--- a/drivers/net/dsa/mv88e6xxx/chip.c
+++ b/drivers/net/dsa/mv88e6xxx/chip.c
@@ -1253,7 +1253,7 @@ static int mv88e6xxx_pvt_map(struct mv88e6xxx_chip *chip, int dev, int port)
        u16 pvlan = 0;
 
        if (!mv88e6xxx_has_pvt(chip))
-               return -EOPNOTSUPP;
+               return 0;
 
        /* Skip the local source device, which uses in-chip port VLAN */
        if (dev != chip->ds->index)
@@ -2049,9 +2049,6 @@ static int mv88e6xxx_bridge_map(struct mv88e6xxx_chip *chip,
                }
        }
 
-       if (!mv88e6xxx_has_pvt(chip))
-               return 0;
-
        /* Remap the Port VLAN of each cross-chip bridge group member */
        for (dev = 0; dev < DSA_MAX_SWITCHES; ++dev) {
                ds = chip->ds->dst->ds[dev];
@@ -2101,9 +2098,6 @@ static int mv88e6xxx_crosschip_bridge_join(struct dsa_switch *ds, int dev,
        struct mv88e6xxx_chip *chip = ds->priv;
        int err;
 
-       if (!mv88e6xxx_has_pvt(chip))
-               return 0;
-
        mv88e6xxx_reg_lock(chip);
        err = mv88e6xxx_pvt_map(chip, dev, port);
        mv88e6xxx_reg_unlock(chip);
@@ -2116,9 +2110,6 @@ static void mv88e6xxx_crosschip_bridge_leave(struct dsa_switch *ds, int dev,
 {
        struct mv88e6xxx_chip *chip = ds->priv;
 
-       if (!mv88e6xxx_has_pvt(chip))
-               return;
-
        mv88e6xxx_reg_lock(chip);
        if (mv88e6xxx_pvt_map(chip, dev, port))
                dev_err(ds->dev, "failed to remap cross-chip Port VLAN\n");