net/devlink/trap.c

18  * struct devlink_trap_policer_item - Packet trap policer attributes.
19  * @policer: Immutable packet trap policer attributes.
24  * Describes packet trap policer attributes. Created by devlink during trap
35  * struct devlink_trap_group_item - Packet trap group attributes.
36  * @group: Immutable packet trap group attributes.
41  * Describes packet trap group attributes. Created by devlink during trap
52  * struct devlink_trap_item - Packet trap attributes.
53  * @trap: Immutable packet trap attributes.
60  * Describes both mutable and immutable packet trap attributes. Created by
61  * devlink during trap registration and used for all trap related operations.
64 	const struct devlink_trap *trap;
91 		if (!strcmp(trap_item->trap->name, name))
132 				     const struct devlink_trap *trap)
140 	if ((trap->metadata_cap & DEVLINK_TRAP_METADATA_TYPE_F_IN_PORT) &&
143 	if ((trap->metadata_cap & DEVLINK_TRAP_METADATA_TYPE_F_FA_COOKIE) &&
219 							  trap_item->trap,
272 	if (nla_put_string(msg, DEVLINK_ATTR_TRAP_NAME, trap_item->trap->name))
275 	if (nla_put_u8(msg, DEVLINK_ATTR_TRAP_TYPE, trap_item->trap->type))
278 	if (trap_item->trap->generic &&
285 	err = devlink_trap_metadata_put(msg, trap_item->trap);
315 		NL_SET_ERR_MSG(extack, "Device did not register this trap");
377 	    trap_item->trap->type != DEVLINK_TRAP_TYPE_DROP) {
382 	err = devlink->ops->trap_action_set(devlink, trap_item->trap,
404 		NL_SET_ERR_MSG(info->extack, "Invalid trap action");
423 		NL_SET_ERR_MSG(extack, "Device did not register this trap");
524 		NL_SET_ERR_MSG(extack, "Device did not register this trap group");
600 			    trap_item->trap->type != DEVLINK_TRAP_TYPE_DROP)
633 		NL_SET_ERR_MSG(info->extack, "Invalid trap action");
667 		NL_SET_ERR_MSG(extack, "Device did not register this trap policer");
695 		NL_SET_ERR_MSG(extack, "Device did not register this trap group");
816 		NL_SET_ERR_MSG(extack, "Device did not register this trap policer");
937 		NL_SET_ERR_MSG(extack, "Device did not register this trap policer");
1084 static int devlink_trap_generic_verify(const struct devlink_trap *trap)
1086 	if (trap->id > DEVLINK_TRAP_GENERIC_ID_MAX)
1089 	if (strcmp(trap->name, devlink_trap_generic[trap->id].name))
1092 	if (trap->type != devlink_trap_generic[trap->id].type)
1098 static int devlink_trap_driver_verify(const struct devlink_trap *trap)
1102 	if (trap->id <= DEVLINK_TRAP_GENERIC_ID_MAX)
1106 		if (!strcmp(trap->name, devlink_trap_generic[i].name))
1113 static int devlink_trap_verify(const struct devlink_trap *trap)
1115 	if (!trap || !trap->name)
1118 	if (trap->generic)
1119 		return devlink_trap_generic_verify(trap);
1121 		return devlink_trap_driver_verify(trap);
1210 	u16 group_id = trap_item->trap->init_group_id;
1266 		      const struct devlink_trap *trap, void *priv)
1271 	if (devlink_trap_item_lookup(devlink, trap->name))
1284 	trap_item->trap = trap;
1285 	trap_item->action = trap->init_action;
1292 	err = devlink->ops->trap_init(devlink, trap, trap_item);
1310 				    const struct devlink_trap *trap)
1314 	trap_item = devlink_trap_item_lookup(devlink, trap->name);
1321 		devlink->ops->trap_fini(devlink, trap, trap_item);
1327 				 const struct devlink_trap *trap)
1331 	trap_item = devlink_trap_item_lookup(devlink, trap->name);
1335 	devlink->ops->trap_action_set(devlink, trap, DEVLINK_TRAP_ACTION_DROP,
1360 		const struct devlink_trap *trap = &traps[i];
1362 		err = devlink_trap_verify(trap);
1366 		err = devlink_trap_register(devlink, trap, priv);
1466 	metadata->trap_name = trap_item->trap->name;
1469 	metadata->trap_type = trap_item->trap->type;
1602  * devl_trap_groups_register - Register packet trap groups with devlink.
1604  * @groups: Packet trap groups.
1605  * @groups_count: Count of provided packet trap groups.
1639  * devlink_trap_groups_register - Register packet trap groups with devlink.
1641  * @groups: Packet trap groups.
1642  * @groups_count: Count of provided packet trap groups.
1662  * devl_trap_groups_unregister - Unregister packet trap groups from devlink.
1664  * @groups: Packet trap groups.
1665  * @groups_count: Count of provided packet trap groups.
1680  * devlink_trap_groups_unregister - Unregister packet trap groups from devlink.
1682  * @groups: Packet trap groups.
1683  * @groups_count: Count of provided packet trap groups.
1798  * devl_trap_policers_register - Register packet trap policers with devlink.
1800  * @policers: Packet trap policers.
1801  * @policers_count: Count of provided packet trap policers.
1838  * devl_trap_policers_unregister - Unregister packet trap policers from devlink.
1840  * @policers: Packet trap policers.
1841  * @policers_count: Count of provided packet trap policers.