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devlink: Add relation between dpipe and resource

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The hardware processes which are modeled via dpipe commonly use some
internal hardware resources. Such relation can improve the understanding
of hardware limitations. The number of resource's unit consumed per
table's entry are also provided for each table.

Signed-off-by: Arkadi Sharshevsky <arkadis@mellanox.com>
Signed-off-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Arkadi Sharshevsky
2018-01-15 08:59:05 +01:00
committed by David S. Miller
parent 2d8dc5bbf4
commit 56dc7cd0a8
3 changed files with 56 additions and 0 deletions
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17
include/net/devlink.h
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@@ -183,6 +183,9 @@ struct devlink_dpipe_table_ops;
* @counters_enabled: indicates if counters are active
* @counter_control_extern: indicates if counter control is in dpipe or
* external tool
* @resource_valid: Indicate that the resource id is valid
* @resource_id: relative resource this table is related to
* @resource_units: number of resource's unit consumed per table's entry
* @table_ops: table operations
* @rcu: rcu
*/
@@ -192,6 +195,9 @@ struct devlink_dpipe_table {
const char *name;
bool counters_enabled;
bool counter_control_extern;
bool resource_valid;
u64 resource_id;
u64 resource_units;
struct devlink_dpipe_table_ops *table_ops;
struct rcu_head rcu;
};
@@ -403,6 +409,9 @@ void devlink_resources_unregister(struct devlink *devlink,
int devlink_resource_size_get(struct devlink *devlink,
u64 resource_id,
u64 *p_resource_size);
int devlink_dpipe_table_resource_set(struct devlink *devlink,
const char *table_name, u64 resource_id,
u64 resource_units);
#else
@@ -566,6 +575,14 @@ devlink_resource_size_get(struct devlink *devlink, u64 resource_id,
return -EOPNOTSUPP;
}
static inline int
devlink_dpipe_table_resource_set(struct devlink *devlink,
const char *table_name, u64 resource_id,
u64 resource_units)
{
return -EOPNOTSUPP;
}
#endif
#endif /* _NET_DEVLINK_H_ */