diff options
| author | Ido Schimmel <idosch@mellanox.com> | 2020-07-14 17:21:05 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2020-07-15 00:50:50 +0300 |
| commit | eacc86ec510b9ad64d6dddf3a9924c29d1c4f57b (patch) | |
| tree | fcd91eb30e100df05471b3ceeffa3e453625f8d5 /drivers/net/ethernet/mellanox | |
| parent | a76423a144a8a109cffbd7311c3278f8a856b25f (diff) | |
| download | linux-eacc86ec510b9ad64d6dddf3a9924c29d1c4f57b.tar.xz | |
mlxsw: pci: Retrieve mirror reason from CQE during receive
In case the mirror reason is valid, retrieve it into the Rx information
so that it could be used during listener lookup in a later patch.
Reviewed-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: Petr Machata <petrm@mellanox.com>
Signed-off-by: Ido Schimmel <idosch@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/mellanox')
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlxsw/core.h | 1 | ||||
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlxsw/pci.c | 6 |
2 files changed, 6 insertions, 1 deletions
diff --git a/drivers/net/ethernet/mellanox/mlxsw/core.h b/drivers/net/ethernet/mellanox/mlxsw/core.h index 7d6b0a232789..c736b8673791 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/core.h +++ b/drivers/net/ethernet/mellanox/mlxsw/core.h @@ -176,6 +176,7 @@ struct mlxsw_rx_info { u16 lag_id; } u; u8 lag_port_index; + u8 mirror_reason; int trap_id; }; diff --git a/drivers/net/ethernet/mellanox/mlxsw/pci.c b/drivers/net/ethernet/mellanox/mlxsw/pci.c index c04ec1a92826..1c64b03ff48e 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/pci.c +++ b/drivers/net/ethernet/mellanox/mlxsw/pci.c @@ -547,9 +547,9 @@ static void mlxsw_pci_cqe_rdq_handle(struct mlxsw_pci *mlxsw_pci, { struct pci_dev *pdev = mlxsw_pci->pdev; struct mlxsw_pci_queue_elem_info *elem_info; + struct mlxsw_rx_info rx_info = {}; char *wqe; struct sk_buff *skb; - struct mlxsw_rx_info rx_info; u16 byte_count; int err; @@ -582,6 +582,10 @@ static void mlxsw_pci_cqe_rdq_handle(struct mlxsw_pci *mlxsw_pci, if (mlxsw_pci->max_cqe_ver >= MLXSW_PCI_CQE_V2) cookie_index = mlxsw_pci_cqe2_user_def_val_orig_pkt_len_get(cqe); mlxsw_skb_cb(skb)->cookie_index = cookie_index; + } else if (rx_info.trap_id >= MLXSW_TRAP_ID_MIRROR_SESSION0 && + rx_info.trap_id <= MLXSW_TRAP_ID_MIRROR_SESSION7 && + mlxsw_pci->max_cqe_ver >= MLXSW_PCI_CQE_V2) { + rx_info.mirror_reason = mlxsw_pci_cqe2_mirror_reason_get(cqe); } byte_count = mlxsw_pci_cqe_byte_count_get(cqe); |