diff options
Diffstat (limited to 'include/net/devlink.h')
| -rw-r--r-- | include/net/devlink.h | 240 |
1 files changed, 184 insertions, 56 deletions
diff --git a/include/net/devlink.h b/include/net/devlink.h index aab3d007c577..ba6b8b094943 100644 --- a/include/net/devlink.h +++ b/include/net/devlink.h @@ -22,6 +22,7 @@ #include <linux/firmware.h> struct devlink; +struct devlink_linecard; struct devlink_port_phys_attrs { u32 port_number; /* Same value as "split group". @@ -117,7 +118,6 @@ struct devlink_rate { struct devlink_port { struct list_head list; - struct list_head param_list; struct list_head region_list; struct devlink *devlink; unsigned int index; @@ -129,12 +129,15 @@ struct devlink_port { void *type_dev; struct devlink_port_attrs attrs; u8 attrs_set:1, - switch_port:1; + switch_port:1, + registered:1, + initialized:1; struct delayed_work type_warn_dw; struct list_head reporter_list; struct mutex reporters_lock; /* Protects reporter_list */ struct devlink_rate *devlink_rate; + struct devlink_linecard *linecard; }; struct devlink_port_new_attrs { @@ -148,6 +151,40 @@ struct devlink_port_new_attrs { sfnum_valid:1; }; +/** + * struct devlink_linecard_ops - Linecard operations + * @provision: callback to provision the linecard slot with certain + * type of linecard. As a result of this operation, + * driver is expected to eventually (could be after + * the function call returns) call one of: + * devlink_linecard_provision_set() + * devlink_linecard_provision_fail() + * @unprovision: callback to unprovision the linecard slot. As a result + * of this operation, driver is expected to eventually + * (could be after the function call returns) call + * devlink_linecard_provision_clear() + * devlink_linecard_provision_fail() + * @same_provision: callback to ask the driver if linecard is already + * provisioned in the same way user asks this linecard to be + * provisioned. + * @types_count: callback to get number of supported types + * @types_get: callback to get next type in list + */ +struct devlink_linecard_ops { + int (*provision)(struct devlink_linecard *linecard, void *priv, + const char *type, const void *type_priv, + struct netlink_ext_ack *extack); + int (*unprovision)(struct devlink_linecard *linecard, void *priv, + struct netlink_ext_ack *extack); + bool (*same_provision)(struct devlink_linecard *linecard, void *priv, + const char *type, const void *type_priv); + unsigned int (*types_count)(struct devlink_linecard *linecard, + void *priv); + void (*types_get)(struct devlink_linecard *linecard, + void *priv, unsigned int index, const char **type, + const void **type_priv); +}; + struct devlink_sb_pool_info { enum devlink_sb_pool_type pool_type; u32 size; @@ -361,33 +398,6 @@ devlink_resource_size_params_init(struct devlink_resource_size_params *size_para typedef u64 devlink_resource_occ_get_t(void *priv); -/** - * struct devlink_resource - devlink resource - * @name: name of the resource - * @id: id, per devlink instance - * @size: size of the resource - * @size_new: updated size of the resource, reload is needed - * @size_valid: valid in case the total size of the resource is valid - * including its children - * @parent: parent resource - * @size_params: size parameters - * @list: parent list - * @resource_list: list of child resources - */ -struct devlink_resource { - const char *name; - u64 id; - u64 size; - u64 size_new; - bool size_valid; - struct devlink_resource *parent; - struct devlink_resource_size_params size_params; - struct list_head list; - struct list_head resource_list; - devlink_resource_occ_get_t *occ_get; - void *occ_get_priv; -}; - #define DEVLINK_RESOURCE_ID_PARENT_TOP 0 #define DEVLINK_RESOURCE_GENERIC_NAME_PORTS "physical_ports" @@ -485,6 +495,9 @@ enum devlink_param_generic_id { DEVLINK_PARAM_GENERIC_ID_ENABLE_ETH, DEVLINK_PARAM_GENERIC_ID_ENABLE_RDMA, DEVLINK_PARAM_GENERIC_ID_ENABLE_VNET, + DEVLINK_PARAM_GENERIC_ID_ENABLE_IWARP, + DEVLINK_PARAM_GENERIC_ID_IO_EQ_SIZE, + DEVLINK_PARAM_GENERIC_ID_EVENT_EQ_SIZE, /* add new param generic ids above here*/ __DEVLINK_PARAM_GENERIC_ID_MAX, @@ -534,6 +547,15 @@ enum devlink_param_generic_id { #define DEVLINK_PARAM_GENERIC_ENABLE_VNET_NAME "enable_vnet" #define DEVLINK_PARAM_GENERIC_ENABLE_VNET_TYPE DEVLINK_PARAM_TYPE_BOOL +#define DEVLINK_PARAM_GENERIC_ENABLE_IWARP_NAME "enable_iwarp" +#define DEVLINK_PARAM_GENERIC_ENABLE_IWARP_TYPE DEVLINK_PARAM_TYPE_BOOL + +#define DEVLINK_PARAM_GENERIC_IO_EQ_SIZE_NAME "io_eq_size" +#define DEVLINK_PARAM_GENERIC_IO_EQ_SIZE_TYPE DEVLINK_PARAM_TYPE_U32 + +#define DEVLINK_PARAM_GENERIC_EVENT_EQ_SIZE_NAME "event_eq_size" +#define DEVLINK_PARAM_GENERIC_EVENT_EQ_SIZE_TYPE DEVLINK_PARAM_TYPE_U32 + #define DEVLINK_PARAM_GENERIC(_id, _cmodes, _get, _set, _validate) \ { \ .id = DEVLINK_PARAM_GENERIC_ID_##_id, \ @@ -603,8 +625,7 @@ struct devlink_flash_update_params { u32 overwrite_mask; }; -#define DEVLINK_SUPPORT_FLASH_UPDATE_COMPONENT BIT(0) -#define DEVLINK_SUPPORT_FLASH_UPDATE_OVERWRITE_MASK BIT(1) +#define DEVLINK_SUPPORT_FLASH_UPDATE_OVERWRITE_MASK BIT(0) struct devlink_region; struct devlink_info_req; @@ -687,13 +708,17 @@ struct devlink_health_reporter_ops { * @trap_name: Trap name. * @trap_group_name: Trap group name. * @input_dev: Input netdevice. + * @dev_tracker: refcount tracker for @input_dev. * @fa_cookie: Flow action user cookie. * @trap_type: Trap type. */ struct devlink_trap_metadata { const char *trap_name; const char *trap_group_name; + struct net_device *input_dev; + netdevice_tracker dev_tracker; + const struct flow_action_cookie *fa_cookie; enum devlink_trap_type trap_type; }; @@ -1208,9 +1233,9 @@ struct devlink_ops { struct netlink_ext_ack *extack); int (*port_type_set)(struct devlink_port *devlink_port, enum devlink_port_type port_type); - int (*port_split)(struct devlink *devlink, unsigned int port_index, + int (*port_split)(struct devlink *devlink, struct devlink_port *port, unsigned int count, struct netlink_ext_ack *extack); - int (*port_unsplit)(struct devlink *devlink, unsigned int port_index, + int (*port_unsplit)(struct devlink *devlink, struct devlink_port *port, struct netlink_ext_ack *extack); int (*sb_pool_get)(struct devlink *devlink, unsigned int sb_index, u16 pool_index, @@ -1484,12 +1509,40 @@ struct devlink_ops { struct devlink_rate *parent, void *priv_child, void *priv_parent, struct netlink_ext_ack *extack); + /** + * selftests_check() - queries if selftest is supported + * @devlink: devlink instance + * @id: test index + * @extack: extack for reporting error messages + * + * Return: true if test is supported by the driver + */ + bool (*selftest_check)(struct devlink *devlink, unsigned int id, + struct netlink_ext_ack *extack); + /** + * selftest_run() - Runs a selftest + * @devlink: devlink instance + * @id: test index + * @extack: extack for reporting error messages + * + * Return: status of the test + */ + enum devlink_selftest_status + (*selftest_run)(struct devlink *devlink, unsigned int id, + struct netlink_ext_ack *extack); }; void *devlink_priv(struct devlink *devlink); struct devlink *priv_to_devlink(void *priv); struct device *devlink_to_dev(const struct devlink *devlink); +/* Devlink instance explicit locking */ +void devl_lock(struct devlink *devlink); +int devl_trylock(struct devlink *devlink); +void devl_unlock(struct devlink *devlink); +void devl_assert_locked(struct devlink *devlink); +bool devl_lock_is_held(struct devlink *devlink); + struct ib_device; struct net *devlink_net(const struct devlink *devlink); @@ -1511,9 +1564,16 @@ void devlink_set_features(struct devlink *devlink, u64 features); void devlink_register(struct devlink *devlink); void devlink_unregister(struct devlink *devlink); void devlink_free(struct devlink *devlink); +void devlink_port_init(struct devlink *devlink, + struct devlink_port *devlink_port); +void devlink_port_fini(struct devlink_port *devlink_port); +int devl_port_register(struct devlink *devlink, + struct devlink_port *devlink_port, + unsigned int port_index); int devlink_port_register(struct devlink *devlink, struct devlink_port *devlink_port, unsigned int port_index); +void devl_port_unregister(struct devlink_port *devlink_port); void devlink_port_unregister(struct devlink_port *devlink_port); void devlink_port_type_eth_set(struct devlink_port *devlink_port, struct net_device *netdev); @@ -1529,23 +1589,42 @@ void devlink_port_attrs_pci_vf_set(struct devlink_port *devlink_port, u32 contro void devlink_port_attrs_pci_sf_set(struct devlink_port *devlink_port, u32 controller, u16 pf, u32 sf, bool external); -int devlink_rate_leaf_create(struct devlink_port *port, void *priv); -void devlink_rate_leaf_destroy(struct devlink_port *devlink_port); -void devlink_rate_nodes_destroy(struct devlink *devlink); +int devl_rate_leaf_create(struct devlink_port *port, void *priv); +void devl_rate_leaf_destroy(struct devlink_port *devlink_port); +void devl_rate_nodes_destroy(struct devlink *devlink); +void devlink_port_linecard_set(struct devlink_port *devlink_port, + struct devlink_linecard *linecard); +struct devlink_linecard * +devlink_linecard_create(struct devlink *devlink, unsigned int linecard_index, + const struct devlink_linecard_ops *ops, void *priv); +void devlink_linecard_destroy(struct devlink_linecard *linecard); +void devlink_linecard_provision_set(struct devlink_linecard *linecard, + const char *type); +void devlink_linecard_provision_clear(struct devlink_linecard *linecard); +void devlink_linecard_provision_fail(struct devlink_linecard *linecard); +void devlink_linecard_activate(struct devlink_linecard *linecard); +void devlink_linecard_deactivate(struct devlink_linecard *linecard); +void devlink_linecard_nested_dl_set(struct devlink_linecard *linecard, + struct devlink *nested_devlink); +int devl_sb_register(struct devlink *devlink, unsigned int sb_index, + u32 size, u16 ingress_pools_count, + u16 egress_pools_count, u16 ingress_tc_count, + u16 egress_tc_count); int devlink_sb_register(struct devlink *devlink, unsigned int sb_index, u32 size, u16 ingress_pools_count, u16 egress_pools_count, u16 ingress_tc_count, u16 egress_tc_count); +void devl_sb_unregister(struct devlink *devlink, unsigned int sb_index); void devlink_sb_unregister(struct devlink *devlink, unsigned int sb_index); -int devlink_dpipe_table_register(struct devlink *devlink, - const char *table_name, - struct devlink_dpipe_table_ops *table_ops, - void *priv, bool counter_control_extern); -void devlink_dpipe_table_unregister(struct devlink *devlink, - const char *table_name); -int devlink_dpipe_headers_register(struct devlink *devlink, - struct devlink_dpipe_headers *dpipe_headers); -void devlink_dpipe_headers_unregister(struct devlink *devlink); +int devl_dpipe_table_register(struct devlink *devlink, + const char *table_name, + struct devlink_dpipe_table_ops *table_ops, + void *priv, bool counter_control_extern); +void devl_dpipe_table_unregister(struct devlink *devlink, + const char *table_name); +void devl_dpipe_headers_register(struct devlink *devlink, + struct devlink_dpipe_headers *dpipe_headers); +void devl_dpipe_headers_unregister(struct devlink *devlink); bool devlink_dpipe_table_counter_enabled(struct devlink *devlink, const char *table_name); int devlink_dpipe_entry_ctx_prepare(struct devlink_dpipe_dump_ctx *dump_ctx); @@ -1561,24 +1640,40 @@ extern struct devlink_dpipe_header devlink_dpipe_header_ethernet; extern struct devlink_dpipe_header devlink_dpipe_header_ipv4; extern struct devlink_dpipe_header devlink_dpipe_header_ipv6; +int devl_resource_register(struct devlink *devlink, + const char *resource_name, + u64 resource_size, + u64 resource_id, + u64 parent_resource_id, + const struct devlink_resource_size_params *size_params); int devlink_resource_register(struct devlink *devlink, const char *resource_name, u64 resource_size, u64 resource_id, u64 parent_resource_id, const struct devlink_resource_size_params *size_params); -void devlink_resources_unregister(struct devlink *devlink, - struct devlink_resource *resource); -int devlink_resource_size_get(struct devlink *devlink, - u64 resource_id, - u64 *p_resource_size); +void devl_resources_unregister(struct devlink *devlink); +void devlink_resources_unregister(struct devlink *devlink); +int devl_resource_size_get(struct devlink *devlink, + u64 resource_id, + u64 *p_resource_size); +int devl_dpipe_table_resource_set(struct devlink *devlink, + const char *table_name, u64 resource_id, + u64 resource_units); int devlink_dpipe_table_resource_set(struct devlink *devlink, const char *table_name, u64 resource_id, u64 resource_units); +void devl_resource_occ_get_register(struct devlink *devlink, + u64 resource_id, + devlink_resource_occ_get_t *occ_get, + void *occ_get_priv); void devlink_resource_occ_get_register(struct devlink *devlink, u64 resource_id, devlink_resource_occ_get_t *occ_get, void *occ_get_priv); +void devl_resource_occ_get_unregister(struct devlink *devlink, + u64 resource_id); + void devlink_resource_occ_get_unregister(struct devlink *devlink, u64 resource_id); int devlink_params_register(struct devlink *devlink, @@ -1596,6 +1691,10 @@ int devlink_param_driverinit_value_get(struct devlink *devlink, u32 param_id, int devlink_param_driverinit_value_set(struct devlink *devlink, u32 param_id, union devlink_param_value init_val); void devlink_param_value_changed(struct devlink *devlink, u32 param_id); +struct devlink_region *devl_region_create(struct devlink *devlink, + const struct devlink_region_ops *ops, + u32 region_max_snapshots, + u64 region_size); struct devlink_region * devlink_region_create(struct devlink *devlink, const struct devlink_region_ops *ops, @@ -1604,6 +1703,7 @@ struct devlink_region * devlink_port_region_create(struct devlink_port *port, const struct devlink_port_region_ops *ops, u32 region_max_snapshots, u64 region_size); +void devl_region_destroy(struct devlink_region *region); void devlink_region_destroy(struct devlink_region *region); void devlink_port_region_destroy(struct devlink_region *region); @@ -1617,15 +1717,31 @@ int devlink_info_driver_name_put(struct devlink_info_req *req, const char *name); int devlink_info_board_serial_number_put(struct devlink_info_req *req, const char *bsn); + +enum devlink_info_version_type { + DEVLINK_INFO_VERSION_TYPE_NONE, + DEVLINK_INFO_VERSION_TYPE_COMPONENT, /* May be used as flash update + * component by name. + */ +}; + int devlink_info_version_fixed_put(struct devlink_info_req *req, const char *version_name, const char *version_value); int devlink_info_version_stored_put(struct devlink_info_req *req, const char *version_name, const char *version_value); +int devlink_info_version_stored_put_ext(struct devlink_info_req *req, + const char *version_name, + const char *version_value, + enum devlink_info_version_type version_type); int devlink_info_version_running_put(struct devlink_info_req *req, const char *version_name, const char *version_value); +int devlink_info_version_running_put_ext(struct devlink_info_req *req, + const char *version_name, + const char *version_value, + enum devlink_info_version_type version_type); int devlink_fmsg_obj_nest_start(struct devlink_fmsg *fmsg); int devlink_fmsg_obj_nest_end(struct devlink_fmsg *fmsg); @@ -1699,9 +1815,15 @@ void devlink_flash_update_timeout_notify(struct devlink *devlink, const char *component, unsigned long timeout); +int devl_traps_register(struct devlink *devlink, + const struct devlink_trap *traps, + size_t traps_count, void *priv); int devlink_traps_register(struct devlink *devlink, const struct devlink_trap *traps, size_t traps_count, void *priv); +void devl_traps_unregister(struct devlink *devlink, + const struct devlink_trap *traps, + size_t traps_count); void devlink_traps_unregister(struct devlink *devlink, const struct devlink_trap *traps, size_t traps_count); @@ -1709,20 +1831,26 @@ void devlink_trap_report(struct devlink *devlink, struct sk_buff *skb, void *trap_ctx, struct devlink_port *in_devlink_port, const struct flow_action_cookie *fa_cookie); void *devlink_trap_ctx_priv(void *trap_ctx); +int devl_trap_groups_register(struct devlink *devlink, + const struct devlink_trap_group *groups, + size_t groups_count); int devlink_trap_groups_register(struct devlink *devlink, const struct devlink_trap_group *groups, size_t groups_count); +void devl_trap_groups_unregister(struct devlink *devlink, + const struct devlink_trap_group *groups, + size_t groups_count); void devlink_trap_groups_unregister(struct devlink *devlink, const struct devlink_trap_group *groups, size_t groups_count); int -devlink_trap_policers_register(struct devlink *devlink, - const struct devlink_trap_policer *policers, - size_t policers_count); +devl_trap_policers_register(struct devlink *devlink, + const struct devlink_trap_policer *policers, + size_t policers_count); void -devlink_trap_policers_unregister(struct devlink *devlink, - const struct devlink_trap_policer *policers, - size_t policers_count); +devl_trap_policers_unregister(struct devlink *devlink, + const struct devlink_trap_policer *policers, + size_t policers_count); #if IS_ENABLED(CONFIG_NET_DEVLINK) |