Commit 9c18eaf2 authored by Petr Machata's avatar Petr Machata Committed by David S. Miller
Browse files

mlxsw: spectrum_qdisc: Offload RED qevent mark 



The RED "mark" qevent can be offloaded under similar conditions as the RED
"early_drop" qevent. Therefore recognize its binding type in the
TC_SETUP_BLOCK handler and translate to the right SPAN trigger, with the
right set of supported actions.

Signed-off-by: default avatarPetr Machata <petrm@nvidia.com>
Signed-off-by: default avatarIdo Schimmel <idosch@nvidia.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 099bf89d

drivers/net/ethernet/mellanox/mlxsw/spectrum.c

+2 −0
Original line number Diff line number Diff line
@@ -1035,6 +1035,8 @@ static int mlxsw_sp_setup_tc_block(struct mlxsw_sp_port *mlxsw_sp_port, 
		return mlxsw_sp_setup_tc_block_clsact(mlxsw_sp_port, f, false);

	case FLOW_BLOCK_BINDER_TYPE_RED_EARLY_DROP:

		return mlxsw_sp_setup_tc_block_qevent_early_drop(mlxsw_sp_port, f);

	case FLOW_BLOCK_BINDER_TYPE_RED_MARK:

		return mlxsw_sp_setup_tc_block_qevent_mark(mlxsw_sp_port, f);

	default:

		return -EOPNOTSUPP;

	}

drivers/net/ethernet/mellanox/mlxsw/spectrum.h

+2 −0
Original line number Diff line number Diff line
@@ -1195,6 +1195,8 @@ int mlxsw_sp_setup_tc_fifo(struct mlxsw_sp_port *mlxsw_sp_port, 
			   struct tc_fifo_qopt_offload *p);

int mlxsw_sp_setup_tc_block_qevent_early_drop(struct mlxsw_sp_port *mlxsw_sp_port,

					      struct flow_block_offload *f);

int mlxsw_sp_setup_tc_block_qevent_mark(struct mlxsw_sp_port *mlxsw_sp_port,

					struct flow_block_offload *f);



/* spectrum_fid.c */

bool mlxsw_sp_fid_is_dummy(struct mlxsw_sp *mlxsw_sp, u16 fid_index);

drivers/net/ethernet/mellanox/mlxsw/spectrum_qdisc.c

+10 −0
Original line number Diff line number Diff line
@@ -2024,6 +2024,16 @@ int mlxsw_sp_setup_tc_block_qevent_early_drop(struct mlxsw_sp_port *mlxsw_sp_por 
					      action_mask);

}



int mlxsw_sp_setup_tc_block_qevent_mark(struct mlxsw_sp_port *mlxsw_sp_port,

					struct flow_block_offload *f)

{

	unsigned int action_mask = BIT(MLXSW_SP_MALL_ACTION_TYPE_MIRROR);



	return mlxsw_sp_setup_tc_block_qevent(mlxsw_sp_port, f,

					      MLXSW_SP_SPAN_TRIGGER_ECN,

					      action_mask);

}



int mlxsw_sp_tc_qdisc_init(struct mlxsw_sp_port *mlxsw_sp_port)

{

	struct mlxsw_sp_qdisc_state *qdisc_state;