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mlxsw: core: Add API to set trap action 

Up until now the action of a trap was never changed during its lifetime.
This is going to change by subsequent patches that will allow devlink to
control the action of certain traps.

Signed-off-by: Ido Schimmel <idosch@mellanox.com>
Acked-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Ido Schimmel 2019-08-21 10:19:31 +03:00 committed by David S. Miller
parent 8c40f3b212
commit b7bf027087
2 changed files with 15 additions and 0 deletions
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12
drivers/net/ethernet/mellanox/mlxsw/core.c
View File

@ -1477,6 +1477,18 @@ void mlxsw_core_trap_unregister(struct mlxsw_core *mlxsw_core,
}
EXPORT_SYMBOL(mlxsw_core_trap_unregister);
int mlxsw_core_trap_action_set(struct mlxsw_core *mlxsw_core,
const struct mlxsw_listener *listener,
enum mlxsw_reg_hpkt_action action)
{
char hpkt_pl[MLXSW_REG_HPKT_LEN];
mlxsw_reg_hpkt_pack(hpkt_pl, action, listener->trap_id,
listener->trap_group, listener->is_ctrl);
return mlxsw_reg_write(mlxsw_core, MLXSW_REG(hpkt), hpkt_pl);
}
EXPORT_SYMBOL(mlxsw_core_trap_action_set);
static u64 mlxsw_core_tid_get(struct mlxsw_core *mlxsw_core)
{
return atomic64_inc_return(&mlxsw_core->emad.tid);

3
drivers/net/ethernet/mellanox/mlxsw/core.h
View File

@ -128,6 +128,9 @@ int mlxsw_core_trap_register(struct mlxsw_core *mlxsw_core,
void mlxsw_core_trap_unregister(struct mlxsw_core *mlxsw_core,
const struct mlxsw_listener *listener,
void *priv);
int mlxsw_core_trap_action_set(struct mlxsw_core *mlxsw_core,
const struct mlxsw_listener *listener,
enum mlxsw_reg_hpkt_action action);
typedef void mlxsw_reg_trans_cb_t(struct mlxsw_core *mlxsw_core, char *payload,
size_t payload_len, unsigned long cb_priv);