diff options
| author | Horatiu Vultur <horatiu.vultur@microchip.com> | 2021-03-16 23:10:17 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2021-03-17 01:49:52 +0300 |
| commit | ebb1bb401303ffac0ee994ba8ed9dfd24bb2ac5f (patch) | |
| tree | c6d36b8200469e3a78e15a9dcefe8596c6ca3103 /drivers | |
| parent | 0d405970828d1165f4e235a4f75121b00ffa903f (diff) | |
| download | linux-ebb1bb401303ffac0ee994ba8ed9dfd24bb2ac5f.tar.xz | |
net: ocelot: Add PGID_BLACKHOLE
Add a new PGID that is used not to forward frames anywhere. It is used
by MRP to make sure that MRP Test frames will not reach CPU port.
Signed-off-by: Horatiu Vultur <horatiu.vultur@microchip.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/ethernet/mscc/ocelot.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/net/ethernet/mscc/ocelot.c b/drivers/net/ethernet/mscc/ocelot.c index 46e5c9136bac..f74d7cf002a5 100644 --- a/drivers/net/ethernet/mscc/ocelot.c +++ b/drivers/net/ethernet/mscc/ocelot.c @@ -2051,6 +2051,9 @@ int ocelot_init(struct ocelot *ocelot) ocelot_write_rix(ocelot, val, ANA_PGID_PGID, i); } + + ocelot_write_rix(ocelot, 0, ANA_PGID_PGID, PGID_BLACKHOLE); + /* Allow broadcast and unknown L2 multicast to the CPU. */ ocelot_rmw_rix(ocelot, ANA_PGID_PGID_PGID(BIT(ocelot->num_phys_ports)), ANA_PGID_PGID_PGID(BIT(ocelot->num_phys_ports)), |