[PATCH net-next v2 5/7] net: dsa: Add devlink port regions support to DSA

[Andrew Lunn]

Allow DSA drivers to make use of devlink port regions, via simple
wrappers.

Signed-off-by: Andrew Lunn <and...@lunn.ch>
---
 include/net/dsa.h |  5 +++++
 net/dsa/dsa.c     | 14 ++++++++++++++
 2 files changed, 19 insertions(+)

diff --git a/include/net/dsa.h b/include/net/dsa.h
index 9aa44dc8ecdb..f0bb64e5002f 100644
--- a/include/net/dsa.h
+++ b/include/net/dsa.h
@@ -666,6 +666,11 @@ struct devlink_region *
 dsa_devlink_region_create(struct dsa_switch *ds,
                          const struct devlink_region_ops *ops,
                          u32 region_max_snapshots, u64 region_size);
+struct devlink_region *
+dsa_devlink_port_region_create(struct dsa_switch *ds,
+                              int port,
+                              const struct devlink_port_region_ops *ops,
+                              u32 region_max_snapshots, u64 region_size);
 void dsa_devlink_region_destroy(struct devlink_region *region);
 
 struct dsa_port *dsa_port_from_netdev(struct net_device *netdev);
diff --git a/net/dsa/dsa.c b/net/dsa/dsa.c
index 5c18c0214aac..97fcabdeccec 100644
--- a/net/dsa/dsa.c
+++ b/net/dsa/dsa.c
@@ -414,6 +414,20 @@ dsa_devlink_region_create(struct dsa_switch *ds,
 }
 EXPORT_SYMBOL_GPL(dsa_devlink_region_create);
 
+struct devlink_region *
+dsa_devlink_port_region_create(struct dsa_switch *ds,
+                              int port,
+                              const struct devlink_port_region_ops *ops,
+                              u32 region_max_snapshots, u64 region_size)
+{
+       struct dsa_port *dp = dsa_to_port(ds, port);
+
+       return devlink_port_region_create(&dp->devlink_port, ops,
+                                         region_max_snapshots,
+                                         region_size);
+}
+EXPORT_SYMBOL_GPL(dsa_devlink_port_region_create);
+
 void dsa_devlink_region_destroy(struct devlink_region *region)
 {
        devlink_region_destroy(region);
-- 
2.28.0