Commit 4bd9d507 authored by Aya Levin's avatar Aya Levin Committed by Saeed Mahameed

net/mlx5e: Enforce setting of a single FEC mode

Ethtool command allow setting of several FEC modes in a single set
command. The driver can only set a single FEC mode at a time. With this
patch driver will reply not-supported on setting several FEC modes.
Signed-off-by: default avatarAya Levin <ayal@mellanox.com>
Signed-off-by: default avatarSaeed Mahameed <saeedm@mellanox.com>
parent 511aa2aa
...@@ -1541,6 +1541,10 @@ static int mlx5e_set_fecparam(struct net_device *netdev, ...@@ -1541,6 +1541,10 @@ static int mlx5e_set_fecparam(struct net_device *netdev,
int mode; int mode;
int err; int err;
if (bitmap_weight((unsigned long *)&fecparam->fec,
ETHTOOL_FEC_BASER_BIT + 1) > 1)
return -EOPNOTSUPP;
for (mode = 0; mode < ARRAY_SIZE(pplm_fec_2_ethtool); mode++) { for (mode = 0; mode < ARRAY_SIZE(pplm_fec_2_ethtool); mode++) {
if (!(pplm_fec_2_ethtool[mode] & fecparam->fec)) if (!(pplm_fec_2_ethtool[mode] & fecparam->fec))
continue; continue;
......
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