Add support for getting the kvdl occupancy through the resource interface.
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>
return 0;
}
+static u64 mlxsw_sp_resource_kvd_linear_occ_get(struct devlink *devlink)
+{
+ struct mlxsw_core *mlxsw_core = devlink_priv(devlink);
+ struct mlxsw_sp *mlxsw_sp = mlxsw_core_driver_priv(mlxsw_core);
+
+ return mlxsw_sp_kvdl_occ_get(mlxsw_sp);
+}
+
static struct devlink_resource_ops mlxsw_sp_resource_kvd_ops = {
.size_validate = mlxsw_sp_resource_kvd_size_validate,
};
static struct devlink_resource_ops mlxsw_sp_resource_kvd_linear_ops = {
.size_validate = mlxsw_sp_resource_kvd_linear_size_validate,
+ .occ_get = mlxsw_sp_resource_kvd_linear_occ_get,
};
static struct devlink_resource_ops mlxsw_sp_resource_kvd_hash_single_ops = {
int mlxsw_sp_kvdl_alloc_size_query(struct mlxsw_sp *mlxsw_sp,
unsigned int entry_count,
unsigned int *p_alloc_size);
+u64 mlxsw_sp_kvdl_occ_get(const struct mlxsw_sp *mlxsw_sp);
struct mlxsw_sp_acl_rule_info {
unsigned int priority;
mlxsw_sp_kvdl_part_fini(mlxsw_sp, i);
}
+u64 mlxsw_sp_kvdl_part_occ(struct mlxsw_sp_kvdl_part *part)
+{
+ unsigned int nr_entries;
+ int bit = -1;
+ u64 occ = 0;
+
+ nr_entries = (part->info->end_index -
+ part->info->start_index + 1) /
+ part->info->alloc_size;
+ while ((bit = find_next_bit(part->usage, nr_entries, bit + 1))
+ < nr_entries)
+ occ += part->info->alloc_size;
+ return occ;
+}
+
+u64 mlxsw_sp_kvdl_occ_get(const struct mlxsw_sp *mlxsw_sp)
+{
+ struct mlxsw_sp_kvdl_part *part;
+ u64 occ = 0;
+
+ list_for_each_entry(part, &mlxsw_sp->kvdl->parts_list, list)
+ occ += mlxsw_sp_kvdl_part_occ(part);
+
+ return occ;
+}
+
int mlxsw_sp_kvdl_init(struct mlxsw_sp *mlxsw_sp)
{
struct mlxsw_sp_kvdl *kvdl;