diff options
| author | Muhammad Mahajna <muhammadm@mellanox.com> | 2015-04-02 16:31:22 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2015-04-02 16:25:04 -0400 |
| commit | 78500b8c03236a18d454c9cc8a24cccca506b200 (patch) | |
| tree | 7c50d0df7a022a47b46d1972b172bc9d194f64a5 /drivers/net/ethernet/mellanox/mlx4/fw.c | |
| parent | f0df35037a0a0df902a31f79065222951888bbc9 (diff) | |
net/mlx4_en: Add RX-ALL support
Enabled when the device supports KEEP FCS and IGNORE FCS.
When the flag is set, pass all received frames up the stack,
even ones with invalid FCS, controlled by ethtool.
Signed-off-by: Muhammad Mahajna <muhammadm@mellanox.com>
Signed-off-by: Ido Shamay <idos@mellanox.com>
Signed-off-by: Or Gerlitz <ogerlitz@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlx4/fw.c')
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx4/fw.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx4/fw.c b/drivers/net/ethernet/mellanox/mlx4/fw.c index 6317844b291f..b9881fc1252f 100644 --- a/drivers/net/ethernet/mellanox/mlx4/fw.c +++ b/drivers/net/ethernet/mellanox/mlx4/fw.c @@ -151,6 +151,7 @@ static void dump_dev_cap_flags2(struct mlx4_dev *dev, u64 flags) [25] = "Granular QoS per VF support", [26] = "Port ETS Scheduler support", [27] = "Port beacon support", + [28] = "RX-ALL support", }; int i; @@ -893,6 +894,8 @@ int mlx4_QUERY_DEV_CAP(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap) MLX4_GET(field, outbox, QUERY_DEV_CAP_CONFIG_DEV_OFFSET); if (field & 0x20) dev_cap->flags2 |= MLX4_DEV_CAP_FLAG2_CONFIG_DEV; + if (field & (1 << 2)) + dev_cap->flags2 |= MLX4_DEV_CAP_FLAG2_IGNORE_FCS; MLX4_GET(dev_cap->reserved_lkey, outbox, QUERY_DEV_CAP_RSVD_LKEY_OFFSET); MLX4_GET(field32, outbox, QUERY_DEV_CAP_ETH_BACKPL_OFFSET); @@ -1220,6 +1223,11 @@ int mlx4_QUERY_DEV_CAP_wrapper(struct mlx4_dev *dev, int slave, field &= 0xef; MLX4_PUT(outbox->buf, field, QUERY_DEV_CAP_CQ_EQ_CACHE_LINE_STRIDE); + /* turn off ignore FCS feature for guests */ + MLX4_GET(field, outbox->buf, QUERY_DEV_CAP_CONFIG_DEV_OFFSET); + field &= 0xfb; + MLX4_PUT(outbox->buf, field, QUERY_DEV_CAP_CONFIG_DEV_OFFSET); + return 0; } |