diff options
| -rw-r--r-- | include/net/devlink.h | 3 | ||||
| -rw-r--r-- | net/core/devlink.c | 45 |
2 files changed, 48 insertions, 0 deletions
diff --git a/include/net/devlink.h b/include/net/devlink.h index 366b23d3f973..339a2ed02d36 100644 --- a/include/net/devlink.h +++ b/include/net/devlink.h @@ -1618,6 +1618,9 @@ void devlink_port_attrs_pci_sf_set(struct devlink_port *devlink_port, u32 controller, u16 pf, u32 sf, bool external); int devl_rate_leaf_create(struct devlink_port *port, void *priv); +struct devlink_rate * +devl_rate_node_create(struct devlink *devlink, void *priv, char *node_name, + struct devlink_rate *parent); void devl_rate_leaf_destroy(struct devlink_port *devlink_port); void devl_rate_nodes_destroy(struct devlink *devlink); void devlink_port_linecard_set(struct devlink_port *devlink_port, diff --git a/net/core/devlink.c b/net/core/devlink.c index 525bdf426163..3dfee7cd9929 100644 --- a/net/core/devlink.c +++ b/net/core/devlink.c @@ -10385,6 +10385,51 @@ void devlink_port_attrs_pci_sf_set(struct devlink_port *devlink_port, u32 contro EXPORT_SYMBOL_GPL(devlink_port_attrs_pci_sf_set); /** + * devl_rate_node_create - create devlink rate node + * @devlink: devlink instance + * @priv: driver private data + * @node_name: name of the resulting node + * @parent: parent devlink_rate struct + * + * Create devlink rate object of type node + */ +struct devlink_rate * +devl_rate_node_create(struct devlink *devlink, void *priv, char *node_name, + struct devlink_rate *parent) +{ + struct devlink_rate *rate_node; + + rate_node = devlink_rate_node_get_by_name(devlink, node_name); + if (!IS_ERR(rate_node)) + return ERR_PTR(-EEXIST); + + rate_node = kzalloc(sizeof(*rate_node), GFP_KERNEL); + if (!rate_node) + return ERR_PTR(-ENOMEM); + + if (parent) { + rate_node->parent = parent; + refcount_inc(&rate_node->parent->refcnt); + } + + rate_node->type = DEVLINK_RATE_TYPE_NODE; + rate_node->devlink = devlink; + rate_node->priv = priv; + + rate_node->name = kstrdup(node_name, GFP_KERNEL); + if (!rate_node->name) { + kfree(rate_node); + return ERR_PTR(-ENOMEM); + } + + refcount_set(&rate_node->refcnt, 1); + list_add(&rate_node->list, &devlink->rate_list); + devlink_rate_notify(rate_node, DEVLINK_CMD_RATE_NEW); + return rate_node; +} +EXPORT_SYMBOL_GPL(devl_rate_node_create); + +/** * devl_rate_leaf_create - create devlink rate leaf * @devlink_port: devlink port object to create rate object on * @priv: driver private data |