Commit 5cd73fbd authored by Andrew Lunn's avatar Andrew Lunn Committed by David S. Miller
Browse files

net: dsa: Add support for devlink resources 



Add wrappers around the devlink resource API, so that DSA drivers can
register and unregister devlink resources.

Signed-off-by: default avatarAndrew Lunn <andrew@lunn.ch>
Acked-by: default avatarJiri Pirko <jiri@mellanox.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 2ee6ad1d

include/net/dsa.h

+16 −0
Original line number Diff line number Diff line
@@ -586,6 +586,22 @@ int dsa_devlink_params_register(struct dsa_switch *ds, 
void dsa_devlink_params_unregister(struct dsa_switch *ds,

				   const struct devlink_param *params,

				   size_t params_count);

int dsa_devlink_resource_register(struct dsa_switch *ds,

				  const char *resource_name,

				  u64 resource_size,

				  u64 resource_id,

				  u64 parent_resource_id,

				  const struct devlink_resource_size_params *size_params);



void dsa_devlink_resources_unregister(struct dsa_switch *ds);



void dsa_devlink_resource_occ_get_register(struct dsa_switch *ds,

					   u64 resource_id,

					   devlink_resource_occ_get_t *occ_get,

					   void *occ_get_priv);

void dsa_devlink_resource_occ_get_unregister(struct dsa_switch *ds,

					     u64 resource_id);



struct dsa_devlink_priv {

	struct dsa_switch *ds;

};

net/dsa/dsa.c

+37 −0
Original line number Diff line number Diff line
@@ -379,6 +379,43 @@ void dsa_devlink_params_unregister(struct dsa_switch *ds, 
}

EXPORT_SYMBOL_GPL(dsa_devlink_params_unregister);



int dsa_devlink_resource_register(struct dsa_switch *ds,

				  const char *resource_name,

				  u64 resource_size,

				  u64 resource_id,

				  u64 parent_resource_id,

				  const struct devlink_resource_size_params *size_params)

{

	return devlink_resource_register(ds->devlink, resource_name,

					 resource_size, resource_id,

					 parent_resource_id,

					 size_params);

}

EXPORT_SYMBOL_GPL(dsa_devlink_resource_register);



void dsa_devlink_resources_unregister(struct dsa_switch *ds)

{

	devlink_resources_unregister(ds->devlink, NULL);

}

EXPORT_SYMBOL_GPL(dsa_devlink_resources_unregister);



void dsa_devlink_resource_occ_get_register(struct dsa_switch *ds,

					   u64 resource_id,

					   devlink_resource_occ_get_t *occ_get,

					   void *occ_get_priv)

{

	return devlink_resource_occ_get_register(ds->devlink, resource_id,

						 occ_get, occ_get_priv);

}

EXPORT_SYMBOL_GPL(dsa_devlink_resource_occ_get_register);



void dsa_devlink_resource_occ_get_unregister(struct dsa_switch *ds,

					     u64 resource_id)

{

	devlink_resource_occ_get_unregister(ds->devlink, resource_id);

}

EXPORT_SYMBOL_GPL(dsa_devlink_resource_occ_get_unregister);



static int __init dsa_init_module(void)

{

	int rc;