@@ -612,11 +612,14 @@ struct dsa_switch_ops {
bool (*port_rxtstamp)(struct dsa_switch *ds, int port,
struct sk_buff *skb, unsigned int type);
- /* Devlink parameters */
+ /* Devlink parameters, etc */
int (*devlink_param_get)(struct dsa_switch *ds, u32 id,
struct devlink_param_gset_ctx *ctx);
int (*devlink_param_set)(struct dsa_switch *ds, u32 id,
struct devlink_param_gset_ctx *ctx);
+ int (*devlink_info_get)(struct dsa_switch *ds,
+ struct devlink_info_req *req,
+ struct netlink_ext_ack *extack);
/*
* MTU change functionality. Switches can also adjust their MRU through
@@ -21,9 +21,6 @@
static DEFINE_MUTEX(dsa2_mutex);
LIST_HEAD(dsa_tree_list);
-static const struct devlink_ops dsa_devlink_ops = {
-};
-
struct dsa_switch *dsa_switch_find(int tree_index, int sw_index)
{
struct dsa_switch_tree *dst;
@@ -382,6 +379,24 @@ static void dsa_port_teardown(struct dsa_port *dp)
dp->setup = false;
}
+static int dsa_devlink_info_get(struct devlink *dl,
+ struct devlink_info_req *req,
+ struct netlink_ext_ack *extack)
+{
+ struct dsa_switch *ds;
+
+ ds = dsa_devlink_to_ds(dl);
+
+ if (ds->ops->devlink_info_get)
+ return ds->ops->devlink_info_get(ds, req, extack);
+
+ return -EOPNOTSUPP;
+}
+
+static const struct devlink_ops dsa_devlink_ops = {
+ .info_get = dsa_devlink_info_get,
+};
+
static int dsa_switch_setup(struct dsa_switch *ds)
{
struct dsa_devlink_priv *dl_priv;
Allow the DSA drivers to implement the devlink call to get info info, e.g. driver name, firmware version, ASIC ID, etc. Signed-off-by: Andrew Lunn <andrew@lunn.ch> --- include/net/dsa.h | 5 ++++- net/dsa/dsa2.c | 21 ++++++++++++++++++--- 2 files changed, 22 insertions(+), 4 deletions(-)