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authorFlorian Fainelli <f.fainelli@gmail.com>2016-06-07 16:32:38 -0700
committerDavid S. Miller <davem@davemloft.net>2016-06-08 11:23:41 -0700
commit0b7b498d41709d68bb4f520051f68d64f752beee (patch)
tree1515ce106f957de150e6219ef71208febe9126e8 /net/dsa
parent123b36526592f009bf8eccb7c8833aeda296d9cf (diff)
downloadlinux-0b7b498d41709d68bb4f520051f68d64f752beee.tar.bz2
net: dsa: Provide unique DSA slave MII bus names
In case we have multiples trees and switches with the same index, we need to add another discriminating id: the switch tree. Reviewed-by: Andrew Lunn <andrew@lunn.ch> Reviewed-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com> Signed-off-by: Florian Fainelli <f.fainelli@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/dsa')
-rw-r--r--net/dsa/slave.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/net/dsa/slave.c b/net/dsa/slave.c
index 15a492261895..a51dfedf0014 100644
--- a/net/dsa/slave.c
+++ b/net/dsa/slave.c
@@ -49,7 +49,8 @@ void dsa_slave_mii_bus_init(struct dsa_switch *ds)
ds->slave_mii_bus->name = "dsa slave smi";
ds->slave_mii_bus->read = dsa_slave_phy_read;
ds->slave_mii_bus->write = dsa_slave_phy_write;
- snprintf(ds->slave_mii_bus->id, MII_BUS_ID_SIZE, "dsa-%d", ds->index);
+ snprintf(ds->slave_mii_bus->id, MII_BUS_ID_SIZE, "dsa-%d.%d",
+ ds->dst->tree, ds->index);
ds->slave_mii_bus->parent = ds->dev;
ds->slave_mii_bus->phy_mask = ~ds->phys_mii_mask;
}