devlink: add shared buffer configuration

[deliverable/linux.git] / include / net / devlink.h

diff --git a/include/net/devlink.h b/include/net/devlink.h
index c37d257891d62705ebbe9a18e3709bb31152e8ef..e4c27473ee4f5739040d734bd245f728c2af097f 100644 (file)
--- a/include/net/devlink.h
+++ b/include/net/devlink.h
@@ -24,6 +24,7 @@ struct devlink_ops;
 struct devlink {
        struct list_head list;
        struct list_head port_list;
+       struct list_head sb_list;
        const struct devlink_ops *ops;
        struct device *dev;
        possible_net_t _net;
@@ -42,6 +43,12 @@ struct devlink_port {
        u32 split_group;
 };
 
+struct devlink_sb_pool_info {
+       enum devlink_sb_pool_type pool_type;
+       u32 size;
+       enum devlink_sb_threshold_type threshold_type;
+};
+
 struct devlink_ops {
        size_t priv_size;
        int (*port_type_set)(struct devlink_port *devlink_port,
@@ -49,6 +56,28 @@ struct devlink_ops {
        int (*port_split)(struct devlink *devlink, unsigned int port_index,
                          unsigned int count);
        int (*port_unsplit)(struct devlink *devlink, unsigned int port_index);
+       int (*sb_pool_get)(struct devlink *devlink, unsigned int sb_index,
+                          u16 pool_index,
+                          struct devlink_sb_pool_info *pool_info);
+       int (*sb_pool_set)(struct devlink *devlink, unsigned int sb_index,
+                          u16 pool_index, u32 size,
+                          enum devlink_sb_threshold_type threshold_type);
+       int (*sb_port_pool_get)(struct devlink_port *devlink_port,
+                               unsigned int sb_index, u16 pool_index,
+                               u32 *p_threshold);
+       int (*sb_port_pool_set)(struct devlink_port *devlink_port,
+                               unsigned int sb_index, u16 pool_index,
+                               u32 threshold);
+       int (*sb_tc_pool_bind_get)(struct devlink_port *devlink_port,
+                                  unsigned int sb_index,
+                                  u16 tc_index,
+                                  enum devlink_sb_pool_type pool_type,
+                                  u16 *p_pool_index, u32 *p_threshold);
+       int (*sb_tc_pool_bind_set)(struct devlink_port *devlink_port,
+                                  unsigned int sb_index,
+                                  u16 tc_index,
+                                  enum devlink_sb_pool_type pool_type,
+                                  u16 pool_index, u32 threshold);
 };
 
 static inline void *devlink_priv(struct devlink *devlink)
@@ -82,6 +111,11 @@ void devlink_port_type_ib_set(struct devlink_port *devlink_port,
 void devlink_port_type_clear(struct devlink_port *devlink_port);
 void devlink_port_split_set(struct devlink_port *devlink_port,
                            u32 split_group);
+int devlink_sb_register(struct devlink *devlink, unsigned int sb_index,
+                       u32 size, u16 ingress_pools_count,
+                       u16 egress_pools_count, u16 ingress_tc_count,
+                       u16 egress_tc_count);
+void devlink_sb_unregister(struct devlink *devlink, unsigned int sb_index);
 
 #else
 
@@ -135,6 +169,19 @@ static inline void devlink_port_split_set(struct devlink_port *devlink_port,
 {
 }
 
+static inline int devlink_sb_register(struct devlink *devlink,
+                                     unsigned int sb_index, u32 size,
+                                     u16 ingress_pools_count,
+                                     u16 egress_pools_count, u16 tc_count)
+{
+       return 0;
+}
+
+static inline void devlink_sb_unregister(struct devlink *devlink,
+                                        unsigned int sb_index)
+{
+}
+
 #endif
 
 #endif /* _NET_DEVLINK_H_ */