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mlxsw: spectrum_dpipe: Add support for controlling nexthop counters

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Add support for controlling nexthop counters via dpipe.

Signed-off-by: Arkadi Sharshevsky <arkadis@mellanox.com>
Signed-off-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Arkadi Sharshevsky 2017-09-25 10:32:30 +02:00 committed by David S. Miller
parent 190d38a52a
commit 427e652aa3
3 changed files with 36 additions and 6 deletions
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24
drivers/net/ethernet/mellanox/mlxsw/spectrum_dpipe.c
View file

@ -1132,6 +1132,29 @@ mlxsw_sp_dpipe_table_adj_entries_dump(void *priv, bool counters_enabled,
return err;
}
static int mlxsw_sp_dpipe_table_adj_counters_update(void *priv, bool enable)
{
struct mlxsw_sp *mlxsw_sp = priv;
struct mlxsw_sp_nexthop *nh;
u32 adj_hash_index = 0;
u32 adj_index = 0;
mlxsw_sp_nexthop_for_each(nh, mlxsw_sp->router) {
if (!mlxsw_sp_nexthop_offload(nh) ||
mlxsw_sp_nexthop_group_has_ipip(nh))
continue;
mlxsw_sp_nexthop_indexes(nh, &adj_index, &adj_hash_index);
if (enable)
mlxsw_sp_nexthop_counter_alloc(mlxsw_sp, nh);
else
mlxsw_sp_nexthop_counter_free(mlxsw_sp, nh);
mlxsw_sp_nexthop_update(mlxsw_sp,
adj_index + adj_hash_index, nh);
}
return 0;
}
static u64
mlxsw_sp_dpipe_table_adj_size_get(void *priv)
{
@ -1149,6 +1172,7 @@ static struct devlink_dpipe_table_ops mlxsw_sp_dpipe_table_adj_ops = {
.matches_dump = mlxsw_sp_dpipe_table_adj_matches_dump,
.actions_dump = mlxsw_sp_dpipe_table_adj_actions_dump,
.entries_dump = mlxsw_sp_dpipe_table_adj_entries_dump,
.counters_set_update = mlxsw_sp_dpipe_table_adj_counters_update,
.size_get = mlxsw_sp_dpipe_table_adj_size_get,
};

12
drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c
View file

@ -2070,8 +2070,8 @@ struct mlxsw_sp_nexthop_group {
#define nh_rif nexthops[0].rif
};
static void mlxsw_sp_nexthop_counter_alloc(struct mlxsw_sp *mlxsw_sp,
struct mlxsw_sp_nexthop *nh)
void mlxsw_sp_nexthop_counter_alloc(struct mlxsw_sp *mlxsw_sp,
struct mlxsw_sp_nexthop *nh)
{
struct devlink *devlink;
@ -2086,8 +2086,8 @@ static void mlxsw_sp_nexthop_counter_alloc(struct mlxsw_sp *mlxsw_sp,
nh->counter_valid = true;
}
static void mlxsw_sp_nexthop_counter_free(struct mlxsw_sp *mlxsw_sp,
struct mlxsw_sp_nexthop *nh)
void mlxsw_sp_nexthop_counter_free(struct mlxsw_sp *mlxsw_sp,
struct mlxsw_sp_nexthop *nh)
{
if (!nh->counter_valid)
return;
@ -2433,8 +2433,8 @@ static int mlxsw_sp_adj_index_mass_update(struct mlxsw_sp *mlxsw_sp,
return 0;
}
static int mlxsw_sp_nexthop_update(struct mlxsw_sp *mlxsw_sp, u32 adj_index,
struct mlxsw_sp_nexthop *nh)
int mlxsw_sp_nexthop_update(struct mlxsw_sp *mlxsw_sp, u32 adj_index,
struct mlxsw_sp_nexthop *nh)
{
struct mlxsw_sp_neigh_entry *neigh_entry = nh->neigh_entry;
char ratr_pl[MLXSW_REG_RATR_LEN];

6
drivers/net/ethernet/mellanox/mlxsw/spectrum_router.h
View file

@ -122,5 +122,11 @@ bool mlxsw_sp_nexthop_group_has_ipip(struct mlxsw_sp_nexthop *nh);
nh = mlxsw_sp_nexthop_next(router, nh))
int mlxsw_sp_nexthop_counter_get(struct mlxsw_sp *mlxsw_sp,
struct mlxsw_sp_nexthop *nh, u64 *p_counter);
int mlxsw_sp_nexthop_update(struct mlxsw_sp *mlxsw_sp, u32 adj_index,
struct mlxsw_sp_nexthop *nh);
void mlxsw_sp_nexthop_counter_alloc(struct mlxsw_sp *mlxsw_sp,
struct mlxsw_sp_nexthop *nh);
void mlxsw_sp_nexthop_counter_free(struct mlxsw_sp *mlxsw_sp,
struct mlxsw_sp_nexthop *nh);
#endif /* _MLXSW_ROUTER_H_*/