Commit 0f06b855 authored by Andrew Lunn's avatar Andrew Lunn Committed by David S. Miller
Browse files

net: dsa: wire up devlink info get 



Allow the DSA drivers to implement the devlink call to get info info,
e.g. driver name, firmware version, ASIC ID, etc.

v2:
Combine declaration and the assignment on a single line.

Reviewed-by: default avatarFlorian Fainelli <f.fainelli@gmail.com>
Signed-off-by: default avatarAndrew Lunn <andrew@lunn.ch>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent bfb25542

include/net/dsa.h

+4 −1
Original line number Diff line number Diff line
@@ -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

net/dsa/dsa2.c

+16 −3
Original line number Diff line number Diff line
@@ -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 +379,22 @@ 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 = 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;