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/* SPDX-License-Identifier: GPL-2.0-or-later */ /* * include/net/devlink.h - Network physical device Netlink interface * Copyright (c) 2016 Mellanox Technologies. All rights reserved. * Copyright (c) 2016 Jiri Pirko <jiri@mellanox.com> */ #ifndef _NET_DEVLINK_H_ #define _NET_DEVLINK_H_ #include <linux/device.h> #include <linux/slab.h> #include <linux/gfp.h> #include <linux/list.h> #include <linux/netdevice.h> #include <linux/spinlock.h> #include <linux/workqueue.h> #include <linux/refcount.h> #include <net/net_namespace.h> #include <net/flow_offload.h> #include <uapi/linux/devlink.h> #include <linux/xarray.h> #include <linux/firmware.h> struct devlink; struct devlink_linecard; struct devlink_port_phys_attrs { u32 port_number; /* Same value as "split group". * A physical port which is visible to the user * for a given port flavour. */ u32 split_subport_number; /* If the port is split, this is the number of subport. */ }; /** * struct devlink_port_pci_pf_attrs - devlink port's PCI PF attributes * @controller: Associated controller number * @pf: Associated PCI PF number for this port. * @external: when set, indicates if a port is for an external controller */ struct devlink_port_pci_pf_attrs { u32 controller; u16 pf; u8 external:1; }; /** * struct devlink_port_pci_vf_attrs - devlink port's PCI VF attributes * @controller: Associated controller number * @pf: Associated PCI PF number for this port. * @vf: Associated PCI VF for of the PCI PF for this port. * @external: when set, indicates if a port is for an external controller */ struct devlink_port_pci_vf_attrs { u32 controller; u16 pf; u16 vf; u8 external:1; }; /** * struct devlink_port_pci_sf_attrs - devlink port's PCI SF attributes * @controller: Associated controller number * @sf: Associated PCI SF for of the PCI PF for this port. * @pf: Associated PCI PF number for this port. * @external: when set, indicates if a port is for an external controller */ struct devlink_port_pci_sf_attrs { u32 controller; u32 sf; u16 pf; u8 external:1; }; /** * struct devlink_port_attrs - devlink port object * @flavour: flavour of the port * @split: indicates if this is split port * @splittable: indicates if the port can be split. * @lanes: maximum number of lanes the port supports. 0 value is not passed to netlink. * @switch_id: if the port is part of switch, this is buffer with ID, otherwise this is NULL * @phys: physical port attributes * @pci_pf: PCI PF port attributes * @pci_vf: PCI VF port attributes * @pci_sf: PCI SF port attributes */ struct devlink_port_attrs { u8 split:1, splittable:1; u32 lanes; enum devlink_port_flavour flavour; struct netdev_phys_item_id switch_id; union { struct devlink_port_phys_attrs phys; struct devlink_port_pci_pf_attrs pci_pf; struct devlink_port_pci_vf_attrs pci_vf; struct devlink_port_pci_sf_attrs pci_sf; }; }; struct devlink_rate { struct list_head list; enum devlink_rate_type type; struct devlink *devlink; void *priv; u64 tx_share; u64 tx_max; struct devlink_rate *parent; union { struct devlink_port *devlink_port; struct { char *name; refcount_t refcnt; }; }; u32 tx_priority; u32 tx_weight; }; struct devlink_port { struct list_head list; struct list_head region_list; struct devlink *devlink; const struct devlink_port_ops *ops; unsigned int index; spinlock_t type_lock; /* Protects type and type_eth/ib * structures consistency. */ enum devlink_port_type type; enum devlink_port_type desired_type; union { struct { struct net_device *netdev; int ifindex; char ifname[IFNAMSIZ]; } type_eth; struct { struct ib_device *ibdev; } type_ib; }; struct devlink_port_attrs attrs; u8 attrs_set:1, switch_port:1, registered:1, initialized:1; struct delayed_work type_warn_dw; struct list_head reporter_list; struct devlink_rate *devlink_rate; struct devlink_linecard *linecard; u32 rel_index; }; struct devlink_port_new_attrs { enum devlink_port_flavour flavour; unsigned int port_index; u32 controller; u32 sfnum; u16 pfnum; u8 port_index_valid:1, controller_valid:1, 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; enum devlink_sb_threshold_type threshold_type; u32 cell_size; }; /** * struct devlink_dpipe_field - dpipe field object * @name: field name * @id: index inside the headers field array * @bitwidth: bitwidth * @mapping_type: mapping type */ struct devlink_dpipe_field { const char *name; unsigned int id; unsigned int bitwidth; enum devlink_dpipe_field_mapping_type mapping_type; }; /** * struct devlink_dpipe_header - dpipe header object * @name: header name * @id: index, global/local determined by global bit * @fields: fields * @fields_count: number of fields * @global: indicates if header is shared like most protocol header * or driver specific */ struct devlink_dpipe_header { const char *name; unsigned int id; struct devlink_dpipe_field *fields; unsigned int fields_count; bool global; }; /** * struct devlink_dpipe_match - represents match operation * @type: type of match * @header_index: header index (packets can have several headers of same * type like in case of tunnels) * @header: header * @field_id: field index */ struct devlink_dpipe_match { enum devlink_dpipe_match_type type; unsigned int header_index; struct devlink_dpipe_header *header; unsigned int field_id; }; /** * struct devlink_dpipe_action - represents action operation * @type: type of action * @header_index: header index (packets can have several headers of same * type like in case of tunnels) * @header: header * @field_id: field index */ struct devlink_dpipe_action { enum devlink_dpipe_action_type type; unsigned int header_index; struct devlink_dpipe_header *header; unsigned int field_id; }; /** * struct devlink_dpipe_value - represents value of match/action * @action: action * @match: match * @mapping_value: in case the field has some mapping this value * specified the mapping value * @mapping_valid: specify if mapping value is valid * @value_size: value size * @value: value * @mask: bit mask */ struct devlink_dpipe_value { union { struct devlink_dpipe_action *action; struct devlink_dpipe_match *match; }; unsigned int mapping_value; bool mapping_valid; unsigned int value_size; void *value; void *mask; }; /** * struct devlink_dpipe_entry - table entry object * @index: index of the entry in the table * @match_values: match values * @match_values_count: count of matches tuples * @action_values: actions values * @action_values_count: count of actions values * @counter: value of counter * @counter_valid: Specify if value is valid from hardware */ struct devlink_dpipe_entry { u64 index; struct devlink_dpipe_value *match_values; unsigned int match_values_count; struct devlink_dpipe_value *action_values; unsigned int action_values_count; u64 counter; bool counter_valid; }; /** * struct devlink_dpipe_dump_ctx - context provided to driver in order * to dump * @info: info * @cmd: devlink command * @skb: skb * @nest: top attribute * @hdr: hdr */ struct devlink_dpipe_dump_ctx { struct genl_info *info; enum devlink_command cmd; struct sk_buff *skb; struct nlattr *nest; void *hdr; }; struct devlink_dpipe_table_ops; /** * struct devlink_dpipe_table - table object * @priv: private * @name: table name * @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 */ struct devlink_dpipe_table { void *priv; /* private: */ struct list_head list; /* public: */ 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; }; /** * struct devlink_dpipe_table_ops - dpipe_table ops * @actions_dump: dumps all tables actions * @matches_dump: dumps all tables matches * @entries_dump: dumps all active entries in the table * @counters_set_update: when changing the counter status hardware sync * maybe needed to allocate/free counter related * resources * @size_get: get size */ struct devlink_dpipe_table_ops { int (*actions_dump)(void *priv, struct sk_buff *skb); int (*matches_dump)(void *priv, struct sk_buff *skb); int (*entries_dump)(void *priv, bool counters_enabled, struct devlink_dpipe_dump_ctx *dump_ctx); int (*counters_set_update)(void *priv, bool enable); u64 (*size_get)(void *priv); }; /** * struct devlink_dpipe_headers - dpipe headers * @headers: header array can be shared (global bit) or driver specific * @headers_count: count of headers */ struct devlink_dpipe_headers { struct devlink_dpipe_header **headers; unsigned int headers_count; }; /** * struct devlink_resource_size_params - resource's size parameters * @size_min: minimum size which can be set * @size_max: maximum size which can be set * @size_granularity: size granularity * @unit: resource's basic unit */ struct devlink_resource_size_params { u64 size_min; u64 size_max; u64 size_granularity; enum devlink_resource_unit unit; }; static inline void devlink_resource_size_params_init(struct devlink_resource_size_params *size_params, u64 size_min, u64 size_max, u64 size_granularity, enum devlink_resource_unit unit) { size_params->size_min = size_min; size_params->size_max = size_max; size_params->size_granularity = size_granularity; size_params->unit = unit; } typedef u64 devlink_resource_occ_get_t(void *priv); #define DEVLINK_RESOURCE_ID_PARENT_TOP 0 #define DEVLINK_RESOURCE_GENERIC_NAME_PORTS "physical_ports" #define __DEVLINK_PARAM_MAX_STRING_VALUE 32 enum devlink_param_type { DEVLINK_PARAM_TYPE_U8, DEVLINK_PARAM_TYPE_U16, DEVLINK_PARAM_TYPE_U32, DEVLINK_PARAM_TYPE_STRING, DEVLINK_PARAM_TYPE_BOOL, }; union devlink_param_value { u8 vu8; u16 vu16; u32 vu32; char vstr[__DEVLINK_PARAM_MAX_STRING_VALUE]; bool vbool; }; struct devlink_param_gset_ctx { union devlink_param_value val; enum devlink_param_cmode cmode; }; /** * struct devlink_flash_notify - devlink dev flash notify data * @status_msg: current status string * @component: firmware component being updated * @done: amount of work completed of total amount * @total: amount of work expected to be done * @timeout: expected max timeout in seconds * * These are values to be given to userland to be displayed in order * to show current activity in a firmware update process. */ struct devlink_flash_notify { const char *status_msg; const char *component; unsigned long done; unsigned long total; unsigned long timeout; }; /** * struct devlink_param - devlink configuration parameter data * @id: devlink parameter id number * @name: name of the parameter * @generic: indicates if the parameter is generic or driver specific * @type: parameter type * @supported_cmodes: bitmap of supported configuration modes * @get: get parameter value, used for runtime and permanent * configuration modes * @set: set parameter value, used for runtime and permanent * configuration modes * @validate: validate input value is applicable (within value range, etc.) * * This struct should be used by the driver to fill the data for * a parameter it registers. */ struct devlink_param { u32 id; const char *name; bool generic; enum devlink_param_type type; unsigned long supported_cmodes; int (*get)(struct devlink *devlink, u32 id, struct devlink_param_gset_ctx *ctx); int (*set)(struct devlink *devlink, u32 id, struct devlink_param_gset_ctx *ctx); int (*validate)(struct devlink *devlink, u32 id, union devlink_param_value val, struct netlink_ext_ack *extack); }; struct devlink_param_item { struct list_head list; const struct devlink_param *param; union devlink_param_value driverinit_value; bool driverinit_value_valid; union devlink_param_value driverinit_value_new; /* Not reachable * until reload. */ bool driverinit_value_new_valid; }; enum devlink_param_generic_id { DEVLINK_PARAM_GENERIC_ID_INT_ERR_RESET, DEVLINK_PARAM_GENERIC_ID_MAX_MACS, DEVLINK_PARAM_GENERIC_ID_ENABLE_SRIOV, DEVLINK_PARAM_GENERIC_ID_REGION_SNAPSHOT, DEVLINK_PARAM_GENERIC_ID_IGNORE_ARI, DEVLINK_PARAM_GENERIC_ID_MSIX_VEC_PER_PF_MAX, DEVLINK_PARAM_GENERIC_ID_MSIX_VEC_PER_PF_MIN, DEVLINK_PARAM_GENERIC_ID_FW_LOAD_POLICY, DEVLINK_PARAM_GENERIC_ID_RESET_DEV_ON_DRV_PROBE, DEVLINK_PARAM_GENERIC_ID_ENABLE_ROCE, DEVLINK_PARAM_GENERIC_ID_ENABLE_REMOTE_DEV_RESET, 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, DEVLINK_PARAM_GENERIC_ID_MAX = __DEVLINK_PARAM_GENERIC_ID_MAX - 1, }; #define DEVLINK_PARAM_GENERIC_INT_ERR_RESET_NAME "internal_error_reset" #define DEVLINK_PARAM_GENERIC_INT_ERR_RESET_TYPE DEVLINK_PARAM_TYPE_BOOL #define DEVLINK_PARAM_GENERIC_MAX_MACS_NAME "max_macs" #define DEVLINK_PARAM_GENERIC_MAX_MACS_TYPE DEVLINK_PARAM_TYPE_U32 #define DEVLINK_PARAM_GENERIC_ENABLE_SRIOV_NAME "enable_sriov" #define DEVLINK_PARAM_GENERIC_ENABLE_SRIOV_TYPE DEVLINK_PARAM_TYPE_BOOL #define DEVLINK_PARAM_GENERIC_REGION_SNAPSHOT_NAME "region_snapshot_enable" #define DEVLINK_PARAM_GENERIC_REGION_SNAPSHOT_TYPE DEVLINK_PARAM_TYPE_BOOL #define DEVLINK_PARAM_GENERIC_IGNORE_ARI_NAME "ignore_ari" #define DEVLINK_PARAM_GENERIC_IGNORE_ARI_TYPE DEVLINK_PARAM_TYPE_BOOL #define DEVLINK_PARAM_GENERIC_MSIX_VEC_PER_PF_MAX_NAME "msix_vec_per_pf_max" #define DEVLINK_PARAM_GENERIC_MSIX_VEC_PER_PF_MAX_TYPE DEVLINK_PARAM_TYPE_U32 #define DEVLINK_PARAM_GENERIC_MSIX_VEC_PER_PF_MIN_NAME "msix_vec_per_pf_min" #define DEVLINK_PARAM_GENERIC_MSIX_VEC_PER_PF_MIN_TYPE DEVLINK_PARAM_TYPE_U32 #define DEVLINK_PARAM_GENERIC_FW_LOAD_POLICY_NAME "fw_load_policy" #define DEVLINK_PARAM_GENERIC_FW_LOAD_POLICY_TYPE DEVLINK_PARAM_TYPE_U8 #define DEVLINK_PARAM_GENERIC_RESET_DEV_ON_DRV_PROBE_NAME \ "reset_dev_on_drv_probe" #define DEVLINK_PARAM_GENERIC_RESET_DEV_ON_DRV_PROBE_TYPE DEVLINK_PARAM_TYPE_U8 #define DEVLINK_PARAM_GENERIC_ENABLE_ROCE_NAME "enable_roce" #define DEVLINK_PARAM_GENERIC_ENABLE_ROCE_TYPE DEVLINK_PARAM_TYPE_BOOL #define DEVLINK_PARAM_GENERIC_ENABLE_REMOTE_DEV_RESET_NAME "enable_remote_dev_reset" #define DEVLINK_PARAM_GENERIC_ENABLE_REMOTE_DEV_RESET_TYPE DEVLINK_PARAM_TYPE_BOOL #define DEVLINK_PARAM_GENERIC_ENABLE_ETH_NAME "enable_eth" #define DEVLINK_PARAM_GENERIC_ENABLE_ETH_TYPE DEVLINK_PARAM_TYPE_BOOL #define DEVLINK_PARAM_GENERIC_ENABLE_RDMA_NAME "enable_rdma" #define DEVLINK_PARAM_GENERIC_ENABLE_RDMA_TYPE DEVLINK_PARAM_TYPE_BOOL #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, \ .name = DEVLINK_PARAM_GENERIC_##_id##_NAME, \ .type = DEVLINK_PARAM_GENERIC_##_id##_TYPE, \ .generic = true, \ .supported_cmodes = _cmodes, \ .get = _get, \ .set = _set, \ .validate = _validate, \ } #define DEVLINK_PARAM_DRIVER(_id, _name, _type, _cmodes, _get, _set, _validate) \ { \ .id = _id, \ .name = _name, \ .type = _type, \ .supported_cmodes = _cmodes, \ .get = _get, \ .set = _set, \ .validate = _validate, \ } /* Part number, identifier of board design */ #define DEVLINK_INFO_VERSION_GENERIC_BOARD_ID "board.id" /* Revision of board design */ #define DEVLINK_INFO_VERSION_GENERIC_BOARD_REV "board.rev" /* Maker of the board */ #define DEVLINK_INFO_VERSION_GENERIC_BOARD_MANUFACTURE "board.manufacture" /* Part number, identifier of asic design */ #define DEVLINK_INFO_VERSION_GENERIC_ASIC_ID "asic.id" /* Revision of asic design */ #define DEVLINK_INFO_VERSION_GENERIC_ASIC_REV "asic.rev" /* Overall FW version */ #define DEVLINK_INFO_VERSION_GENERIC_FW "fw" /* Control processor FW version */ #define DEVLINK_INFO_VERSION_GENERIC_FW_MGMT "fw.mgmt" /* FW interface specification version */ #define DEVLINK_INFO_VERSION_GENERIC_FW_MGMT_API "fw.mgmt.api" /* Data path microcode controlling high-speed packet processing */ #define DEVLINK_INFO_VERSION_GENERIC_FW_APP "fw.app" /* UNDI software version */ #define DEVLINK_INFO_VERSION_GENERIC_FW_UNDI "fw.undi" /* NCSI support/handler version */ #define DEVLINK_INFO_VERSION_GENERIC_FW_NCSI "fw.ncsi" /* FW parameter set id */ #define DEVLINK_INFO_VERSION_GENERIC_FW_PSID "fw.psid" /* RoCE FW version */ #define DEVLINK_INFO_VERSION_GENERIC_FW_ROCE "fw.roce" /* Firmware bundle identifier */ #define DEVLINK_INFO_VERSION_GENERIC_FW_BUNDLE_ID "fw.bundle_id" /* Bootloader */ #define DEVLINK_INFO_VERSION_GENERIC_FW_BOOTLOADER "fw.bootloader" /** * struct devlink_flash_update_params - Flash Update parameters * @fw: pointer to the firmware data to update from * @component: the flash component to update * @overwrite_mask: which types of flash update are supported (may be %0) * * With the exception of fw, drivers must opt-in to parameters by * setting the appropriate bit in the supported_flash_update_params field in * their devlink_ops structure. */ struct devlink_flash_update_params { const struct firmware *fw; const char *component; u32 overwrite_mask; }; #define DEVLINK_SUPPORT_FLASH_UPDATE_OVERWRITE_MASK BIT(0) struct devlink_region; struct devlink_info_req; /** * struct devlink_region_ops - Region operations * @name: region name * @destructor: callback used to free snapshot memory when deleting * @snapshot: callback to request an immediate snapshot. On success, * the data variable must be updated to point to the snapshot data. * The function will be called while the devlink instance lock is * held. * @read: callback to directly read a portion of the region. On success, * the data pointer will be updated with the contents of the * requested portion of the region. The function will be called * while the devlink instance lock is held. * @priv: Pointer to driver private data for the region operation */ struct devlink_region_ops { const char *name; void (*destructor)(const void *data); int (*snapshot)(struct devlink *devlink, const struct devlink_region_ops *ops, struct netlink_ext_ack *extack, u8 **data); int (*read)(struct devlink *devlink, const struct devlink_region_ops *ops, struct netlink_ext_ack *extack, u64 offset, u32 size, u8 *data); void *priv; }; /** * struct devlink_port_region_ops - Region operations for a port * @name: region name * @destructor: callback used to free snapshot memory when deleting * @snapshot: callback to request an immediate snapshot. On success, * the data variable must be updated to point to the snapshot data. * The function will be called while the devlink instance lock is * held. * @read: callback to directly read a portion of the region. On success, * the data pointer will be updated with the contents of the * requested portion of the region. The function will be called * while the devlink instance lock is held. * @priv: Pointer to driver private data for the region operation */ struct devlink_port_region_ops { const char *name; void (*destructor)(const void *data); int (*snapshot)(struct devlink_port *port, const struct devlink_port_region_ops *ops, struct netlink_ext_ack *extack, u8 **data); int (*read)(struct devlink_port *port, const struct devlink_port_region_ops *ops, struct netlink_ext_ack *extack, u64 offset, u32 size, u8 *data); void *priv; }; struct devlink_fmsg; struct devlink_health_reporter; enum devlink_health_reporter_state { DEVLINK_HEALTH_REPORTER_STATE_HEALTHY, DEVLINK_HEALTH_REPORTER_STATE_ERROR, }; /** * struct devlink_health_reporter_ops - Reporter operations * @name: reporter name * @recover: callback to recover from reported error * if priv_ctx is NULL, run a full recover * @dump: callback to dump an object * if priv_ctx is NULL, run a full dump * @diagnose: callback to diagnose the current status * @test: callback to trigger a test event */ struct devlink_health_reporter_ops { char *name; int (*recover)(struct devlink_health_reporter *reporter, void *priv_ctx, struct netlink_ext_ack *extack); int (*dump)(struct devlink_health_reporter *reporter, struct devlink_fmsg *fmsg, void *priv_ctx, struct netlink_ext_ack *extack); int (*diagnose)(struct devlink_health_reporter *reporter, struct devlink_fmsg *fmsg, struct netlink_ext_ack *extack); int (*test)(struct devlink_health_reporter *reporter, struct netlink_ext_ack *extack); }; /** * struct devlink_trap_metadata - Packet trap metadata. * @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; }; /** * struct devlink_trap_policer - Immutable packet trap policer attributes. * @id: Policer identifier. * @init_rate: Initial rate in packets / sec. * @init_burst: Initial burst size in packets. * @max_rate: Maximum rate. * @min_rate: Minimum rate. * @max_burst: Maximum burst size. * @min_burst: Minimum burst size. * * Describes immutable attributes of packet trap policers that drivers register * with devlink. */ struct devlink_trap_policer { u32 id; u64 init_rate; u64 init_burst; u64 max_rate; u64 min_rate; u64 max_burst; u64 min_burst; }; /** * struct devlink_trap_group - Immutable packet trap group attributes. * @name: Trap group name. * @id: Trap group identifier. * @generic: Whether the trap group is generic or not. * @init_policer_id: Initial policer identifier. * * Describes immutable attributes of packet trap groups that drivers register * with devlink. */ struct devlink_trap_group { const char *name; u16 id; bool generic; u32 init_policer_id; }; #define DEVLINK_TRAP_METADATA_TYPE_F_IN_PORT BIT(0) #define DEVLINK_TRAP_METADATA_TYPE_F_FA_COOKIE BIT(1) /** * struct devlink_trap - Immutable packet trap attributes. * @type: Trap type. * @init_action: Initial trap action. * @generic: Whether the trap is generic or not. * @id: Trap identifier. * @name: Trap name. * @init_group_id: Initial group identifier. * @metadata_cap: Metadata types that can be provided by the trap. * * Describes immutable attributes of packet traps that drivers register with * devlink. */ struct devlink_trap { enum devlink_trap_type type; enum devlink_trap_action init_action; bool generic; u16 id; const char *name; u16 init_group_id; u32 metadata_cap; }; /* All traps must be documented in * Documentation/networking/devlink/devlink-trap.rst */ enum devlink_trap_generic_id { DEVLINK_TRAP_GENERIC_ID_SMAC_MC, DEVLINK_TRAP_GENERIC_ID_VLAN_TAG_MISMATCH, DEVLINK_TRAP_GENERIC_ID_INGRESS_VLAN_FILTER, DEVLINK_TRAP_GENERIC_ID_INGRESS_STP_FILTER, DEVLINK_TRAP_GENERIC_ID_EMPTY_TX_LIST, DEVLINK_TRAP_GENERIC_ID_PORT_LOOPBACK_FILTER, DEVLINK_TRAP_GENERIC_ID_BLACKHOLE_ROUTE, DEVLINK_TRAP_GENERIC_ID_TTL_ERROR, DEVLINK_TRAP_GENERIC_ID_TAIL_DROP, DEVLINK_TRAP_GENERIC_ID_NON_IP_PACKET, DEVLINK_TRAP_GENERIC_ID_UC_DIP_MC_DMAC, DEVLINK_TRAP_GENERIC_ID_DIP_LB, DEVLINK_TRAP_GENERIC_ID_SIP_MC, DEVLINK_TRAP_GENERIC_ID_SIP_LB, DEVLINK_TRAP_GENERIC_ID_CORRUPTED_IP_HDR, DEVLINK_TRAP_GENERIC_ID_IPV4_SIP_BC, DEVLINK_TRAP_GENERIC_ID_IPV6_MC_DIP_RESERVED_SCOPE, DEVLINK_TRAP_GENERIC_ID_IPV6_MC_DIP_INTERFACE_LOCAL_SCOPE, DEVLINK_TRAP_GENERIC_ID_MTU_ERROR, DEVLINK_TRAP_GENERIC_ID_UNRESOLVED_NEIGH, DEVLINK_TRAP_GENERIC_ID_RPF, DEVLINK_TRAP_GENERIC_ID_REJECT_ROUTE, DEVLINK_TRAP_GENERIC_ID_IPV4_LPM_UNICAST_MISS, DEVLINK_TRAP_GENERIC_ID_IPV6_LPM_UNICAST_MISS, DEVLINK_TRAP_GENERIC_ID_NON_ROUTABLE, DEVLINK_TRAP_GENERIC_ID_DECAP_ERROR, DEVLINK_TRAP_GENERIC_ID_OVERLAY_SMAC_MC, DEVLINK_TRAP_GENERIC_ID_INGRESS_FLOW_ACTION_DROP, DEVLINK_TRAP_GENERIC_ID_EGRESS_FLOW_ACTION_DROP, DEVLINK_TRAP_GENERIC_ID_STP, DEVLINK_TRAP_GENERIC_ID_LACP, DEVLINK_TRAP_GENERIC_ID_LLDP, DEVLINK_TRAP_GENERIC_ID_IGMP_QUERY, DEVLINK_TRAP_GENERIC_ID_IGMP_V1_REPORT, DEVLINK_TRAP_GENERIC_ID_IGMP_V2_REPORT, DEVLINK_TRAP_GENERIC_ID_IGMP_V3_REPORT, DEVLINK_TRAP_GENERIC_ID_IGMP_V2_LEAVE, DEVLINK_TRAP_GENERIC_ID_MLD_QUERY, DEVLINK_TRAP_GENERIC_ID_MLD_V1_REPORT, DEVLINK_TRAP_GENERIC_ID_MLD_V2_REPORT, DEVLINK_TRAP_GENERIC_ID_MLD_V1_DONE, DEVLINK_TRAP_GENERIC_ID_IPV4_DHCP, DEVLINK_TRAP_GENERIC_ID_IPV6_DHCP, DEVLINK_TRAP_GENERIC_ID_ARP_REQUEST, DEVLINK_TRAP_GENERIC_ID_ARP_RESPONSE, DEVLINK_TRAP_GENERIC_ID_ARP_OVERLAY, DEVLINK_TRAP_GENERIC_ID_IPV6_NEIGH_SOLICIT, DEVLINK_TRAP_GENERIC_ID_IPV6_NEIGH_ADVERT, DEVLINK_TRAP_GENERIC_ID_IPV4_BFD, DEVLINK_TRAP_GENERIC_ID_IPV6_BFD, DEVLINK_TRAP_GENERIC_ID_IPV4_OSPF, DEVLINK_TRAP_GENERIC_ID_IPV6_OSPF, DEVLINK_TRAP_GENERIC_ID_IPV4_BGP, DEVLINK_TRAP_GENERIC_ID_IPV6_BGP, DEVLINK_TRAP_GENERIC_ID_IPV4_VRRP, DEVLINK_TRAP_GENERIC_ID_IPV6_VRRP, DEVLINK_TRAP_GENERIC_ID_IPV4_PIM, DEVLINK_TRAP_GENERIC_ID_IPV6_PIM, DEVLINK_TRAP_GENERIC_ID_UC_LB, DEVLINK_TRAP_GENERIC_ID_LOCAL_ROUTE, DEVLINK_TRAP_GENERIC_ID_EXTERNAL_ROUTE, DEVLINK_TRAP_GENERIC_ID_IPV6_UC_DIP_LINK_LOCAL_SCOPE, DEVLINK_TRAP_GENERIC_ID_IPV6_DIP_ALL_NODES, DEVLINK_TRAP_GENERIC_ID_IPV6_DIP_ALL_ROUTERS, DEVLINK_TRAP_GENERIC_ID_IPV6_ROUTER_SOLICIT, DEVLINK_TRAP_GENERIC_ID_IPV6_ROUTER_ADVERT, DEVLINK_TRAP_GENERIC_ID_IPV6_REDIRECT, DEVLINK_TRAP_GENERIC_ID_IPV4_ROUTER_ALERT, DEVLINK_TRAP_GENERIC_ID_IPV6_ROUTER_ALERT, DEVLINK_TRAP_GENERIC_ID_PTP_EVENT, DEVLINK_TRAP_GENERIC_ID_PTP_GENERAL, DEVLINK_TRAP_GENERIC_ID_FLOW_ACTION_SAMPLE, DEVLINK_TRAP_GENERIC_ID_FLOW_ACTION_TRAP, DEVLINK_TRAP_GENERIC_ID_EARLY_DROP, DEVLINK_TRAP_GENERIC_ID_VXLAN_PARSING, DEVLINK_TRAP_GENERIC_ID_LLC_SNAP_PARSING, DEVLINK_TRAP_GENERIC_ID_VLAN_PARSING, DEVLINK_TRAP_GENERIC_ID_PPPOE_PPP_PARSING, DEVLINK_TRAP_GENERIC_ID_MPLS_PARSING, DEVLINK_TRAP_GENERIC_ID_ARP_PARSING, DEVLINK_TRAP_GENERIC_ID_IP_1_PARSING, DEVLINK_TRAP_GENERIC_ID_IP_N_PARSING, DEVLINK_TRAP_GENERIC_ID_GRE_PARSING, DEVLINK_TRAP_GENERIC_ID_UDP_PARSING, DEVLINK_TRAP_GENERIC_ID_TCP_PARSING, DEVLINK_TRAP_GENERIC_ID_IPSEC_PARSING, DEVLINK_TRAP_GENERIC_ID_SCTP_PARSING, DEVLINK_TRAP_GENERIC_ID_DCCP_PARSING, DEVLINK_TRAP_GENERIC_ID_GTP_PARSING, DEVLINK_TRAP_GENERIC_ID_ESP_PARSING, DEVLINK_TRAP_GENERIC_ID_BLACKHOLE_NEXTHOP, DEVLINK_TRAP_GENERIC_ID_DMAC_FILTER, DEVLINK_TRAP_GENERIC_ID_EAPOL, DEVLINK_TRAP_GENERIC_ID_LOCKED_PORT, /* Add new generic trap IDs above */ __DEVLINK_TRAP_GENERIC_ID_MAX, DEVLINK_TRAP_GENERIC_ID_MAX = __DEVLINK_TRAP_GENERIC_ID_MAX - 1, }; /* All trap groups must be documented in * Documentation/networking/devlink/devlink-trap.rst */ enum devlink_trap_group_generic_id { DEVLINK_TRAP_GROUP_GENERIC_ID_L2_DROPS, DEVLINK_TRAP_GROUP_GENERIC_ID_L3_DROPS, DEVLINK_TRAP_GROUP_GENERIC_ID_L3_EXCEPTIONS, DEVLINK_TRAP_GROUP_GENERIC_ID_BUFFER_DROPS, DEVLINK_TRAP_GROUP_GENERIC_ID_TUNNEL_DROPS, DEVLINK_TRAP_GROUP_GENERIC_ID_ACL_DROPS, DEVLINK_TRAP_GROUP_GENERIC_ID_STP, DEVLINK_TRAP_GROUP_GENERIC_ID_LACP, DEVLINK_TRAP_GROUP_GENERIC_ID_LLDP, DEVLINK_TRAP_GROUP_GENERIC_ID_MC_SNOOPING, DEVLINK_TRAP_GROUP_GENERIC_ID_DHCP, DEVLINK_TRAP_GROUP_GENERIC_ID_NEIGH_DISCOVERY, DEVLINK_TRAP_GROUP_GENERIC_ID_BFD, DEVLINK_TRAP_GROUP_GENERIC_ID_OSPF, DEVLINK_TRAP_GROUP_GENERIC_ID_BGP, DEVLINK_TRAP_GROUP_GENERIC_ID_VRRP, DEVLINK_TRAP_GROUP_GENERIC_ID_PIM, DEVLINK_TRAP_GROUP_GENERIC_ID_UC_LB, DEVLINK_TRAP_GROUP_GENERIC_ID_LOCAL_DELIVERY, DEVLINK_TRAP_GROUP_GENERIC_ID_EXTERNAL_DELIVERY, DEVLINK_TRAP_GROUP_GENERIC_ID_IPV6, DEVLINK_TRAP_GROUP_GENERIC_ID_PTP_EVENT, DEVLINK_TRAP_GROUP_GENERIC_ID_PTP_GENERAL, DEVLINK_TRAP_GROUP_GENERIC_ID_ACL_SAMPLE, DEVLINK_TRAP_GROUP_GENERIC_ID_ACL_TRAP, DEVLINK_TRAP_GROUP_GENERIC_ID_PARSER_ERROR_DROPS, DEVLINK_TRAP_GROUP_GENERIC_ID_EAPOL, /* Add new generic trap group IDs above */ __DEVLINK_TRAP_GROUP_GENERIC_ID_MAX, DEVLINK_TRAP_GROUP_GENERIC_ID_MAX = __DEVLINK_TRAP_GROUP_GENERIC_ID_MAX - 1, }; #define DEVLINK_TRAP_GENERIC_NAME_SMAC_MC \ "source_mac_is_multicast" #define DEVLINK_TRAP_GENERIC_NAME_VLAN_TAG_MISMATCH \ "vlan_tag_mismatch" #define DEVLINK_TRAP_GENERIC_NAME_INGRESS_VLAN_FILTER \ "ingress_vlan_filter" #define DEVLINK_TRAP_GENERIC_NAME_INGRESS_STP_FILTER \ "ingress_spanning_tree_filter" #define DEVLINK_TRAP_GENERIC_NAME_EMPTY_TX_LIST \ "port_list_is_empty" #define DEVLINK_TRAP_GENERIC_NAME_PORT_LOOPBACK_FILTER \ "port_loopback_filter" #define DEVLINK_TRAP_GENERIC_NAME_BLACKHOLE_ROUTE \ "blackhole_route" #define DEVLINK_TRAP_GENERIC_NAME_TTL_ERROR \ "ttl_value_is_too_small" #define DEVLINK_TRAP_GENERIC_NAME_TAIL_DROP \ "tail_drop" #define DEVLINK_TRAP_GENERIC_NAME_NON_IP_PACKET \ "non_ip" #define DEVLINK_TRAP_GENERIC_NAME_UC_DIP_MC_DMAC \ "uc_dip_over_mc_dmac" #define DEVLINK_TRAP_GENERIC_NAME_DIP_LB \ "dip_is_loopback_address" #define DEVLINK_TRAP_GENERIC_NAME_SIP_MC \ "sip_is_mc" #define DEVLINK_TRAP_GENERIC_NAME_SIP_LB \ "sip_is_loopback_address" #define DEVLINK_TRAP_GENERIC_NAME_CORRUPTED_IP_HDR \ "ip_header_corrupted" #define DEVLINK_TRAP_GENERIC_NAME_IPV4_SIP_BC \ "ipv4_sip_is_limited_bc" #define DEVLINK_TRAP_GENERIC_NAME_IPV6_MC_DIP_RESERVED_SCOPE \ "ipv6_mc_dip_reserved_scope" #define DEVLINK_TRAP_GENERIC_NAME_IPV6_MC_DIP_INTERFACE_LOCAL_SCOPE \ "ipv6_mc_dip_interface_local_scope" #define DEVLINK_TRAP_GENERIC_NAME_MTU_ERROR \ "mtu_value_is_too_small" #define DEVLINK_TRAP_GENERIC_NAME_UNRESOLVED_NEIGH \ "unresolved_neigh" #define DEVLINK_TRAP_GENERIC_NAME_RPF \ "mc_reverse_path_forwarding" #define DEVLINK_TRAP_GENERIC_NAME_REJECT_ROUTE \ "reject_route" #define DEVLINK_TRAP_GENERIC_NAME_IPV4_LPM_UNICAST_MISS \ "ipv4_lpm_miss" #define DEVLINK_TRAP_GENERIC_NAME_IPV6_LPM_UNICAST_MISS \ "ipv6_lpm_miss" #define DEVLINK_TRAP_GENERIC_NAME_NON_ROUTABLE \ "non_routable_packet" #define DEVLINK_TRAP_GENERIC_NAME_DECAP_ERROR \ "decap_error" #define DEVLINK_TRAP_GENERIC_NAME_OVERLAY_SMAC_MC \ "overlay_smac_is_mc" #define DEVLINK_TRAP_GENERIC_NAME_INGRESS_FLOW_ACTION_DROP \ "ingress_flow_action_drop" #define DEVLINK_TRAP_GENERIC_NAME_EGRESS_FLOW_ACTION_DROP \ "egress_flow_action_drop" #define DEVLINK_TRAP_GENERIC_NAME_STP \ "stp" #define DEVLINK_TRAP_GENERIC_NAME_LACP \ "lacp" #define DEVLINK_TRAP_GENERIC_NAME_LLDP \ "lldp" #define DEVLINK_TRAP_GENERIC_NAME_IGMP_QUERY \ "igmp_query" #define DEVLINK_TRAP_GENERIC_NAME_IGMP_V1_REPORT \ "igmp_v1_report" #define DEVLINK_TRAP_GENERIC_NAME_IGMP_V2_REPORT \ "igmp_v2_report" #define DEVLINK_TRAP_GENERIC_NAME_IGMP_V3_REPORT \ "igmp_v3_report" #define DEVLINK_TRAP_GENERIC_NAME_IGMP_V2_LEAVE \ "igmp_v2_leave" #define DEVLINK_TRAP_GENERIC_NAME_MLD_QUERY \ "mld_query" #define DEVLINK_TRAP_GENERIC_NAME_MLD_V1_REPORT \ "mld_v1_report" #define DEVLINK_TRAP_GENERIC_NAME_MLD_V2_REPORT \ "mld_v2_report" #define DEVLINK_TRAP_GENERIC_NAME_MLD_V1_DONE \ "mld_v1_done" #define DEVLINK_TRAP_GENERIC_NAME_IPV4_DHCP \ "ipv4_dhcp" #define DEVLINK_TRAP_GENERIC_NAME_IPV6_DHCP \ "ipv6_dhcp" #define DEVLINK_TRAP_GENERIC_NAME_ARP_REQUEST \ "arp_request" #define DEVLINK_TRAP_GENERIC_NAME_ARP_RESPONSE \ "arp_response" #define DEVLINK_TRAP_GENERIC_NAME_ARP_OVERLAY \ "arp_overlay" #define DEVLINK_TRAP_GENERIC_NAME_IPV6_NEIGH_SOLICIT \ "ipv6_neigh_solicit" #define DEVLINK_TRAP_GENERIC_NAME_IPV6_NEIGH_ADVERT \ "ipv6_neigh_advert" #define DEVLINK_TRAP_GENERIC_NAME_IPV4_BFD \ "ipv4_bfd" #define DEVLINK_TRAP_GENERIC_NAME_IPV6_BFD \ "ipv6_bfd" #define DEVLINK_TRAP_GENERIC_NAME_IPV4_OSPF \ "ipv4_ospf" #define DEVLINK_TRAP_GENERIC_NAME_IPV6_OSPF \ "ipv6_ospf" #define DEVLINK_TRAP_GENERIC_NAME_IPV4_BGP \ "ipv4_bgp" #define DEVLINK_TRAP_GENERIC_NAME_IPV6_BGP \ "ipv6_bgp" #define DEVLINK_TRAP_GENERIC_NAME_IPV4_VRRP \ "ipv4_vrrp" #define DEVLINK_TRAP_GENERIC_NAME_IPV6_VRRP \ "ipv6_vrrp" #define DEVLINK_TRAP_GENERIC_NAME_IPV4_PIM \ "ipv4_pim" #define DEVLINK_TRAP_GENERIC_NAME_IPV6_PIM \ "ipv6_pim" #define DEVLINK_TRAP_GENERIC_NAME_UC_LB \ "uc_loopback" #define DEVLINK_TRAP_GENERIC_NAME_LOCAL_ROUTE \ "local_route" #define DEVLINK_TRAP_GENERIC_NAME_EXTERNAL_ROUTE \ "external_route" #define DEVLINK_TRAP_GENERIC_NAME_IPV6_UC_DIP_LINK_LOCAL_SCOPE \ "ipv6_uc_dip_link_local_scope" #define DEVLINK_TRAP_GENERIC_NAME_IPV6_DIP_ALL_NODES \ "ipv6_dip_all_nodes" #define DEVLINK_TRAP_GENERIC_NAME_IPV6_DIP_ALL_ROUTERS \ "ipv6_dip_all_routers" #define DEVLINK_TRAP_GENERIC_NAME_IPV6_ROUTER_SOLICIT \ "ipv6_router_solicit" #define DEVLINK_TRAP_GENERIC_NAME_IPV6_ROUTER_ADVERT \ "ipv6_router_advert" #define DEVLINK_TRAP_GENERIC_NAME_IPV6_REDIRECT \ "ipv6_redirect" #define DEVLINK_TRAP_GENERIC_NAME_IPV4_ROUTER_ALERT \ "ipv4_router_alert" #define DEVLINK_TRAP_GENERIC_NAME_IPV6_ROUTER_ALERT \ "ipv6_router_alert" #define DEVLINK_TRAP_GENERIC_NAME_PTP_EVENT \ "ptp_event" #define DEVLINK_TRAP_GENERIC_NAME_PTP_GENERAL \ "ptp_general" #define DEVLINK_TRAP_GENERIC_NAME_FLOW_ACTION_SAMPLE \ "flow_action_sample" #define DEVLINK_TRAP_GENERIC_NAME_FLOW_ACTION_TRAP \ "flow_action_trap" #define DEVLINK_TRAP_GENERIC_NAME_EARLY_DROP \ "early_drop" #define DEVLINK_TRAP_GENERIC_NAME_VXLAN_PARSING \ "vxlan_parsing" #define DEVLINK_TRAP_GENERIC_NAME_LLC_SNAP_PARSING \ "llc_snap_parsing" #define DEVLINK_TRAP_GENERIC_NAME_VLAN_PARSING \ "vlan_parsing" #define DEVLINK_TRAP_GENERIC_NAME_PPPOE_PPP_PARSING \ "pppoe_ppp_parsing" #define DEVLINK_TRAP_GENERIC_NAME_MPLS_PARSING \ "mpls_parsing" #define DEVLINK_TRAP_GENERIC_NAME_ARP_PARSING \ "arp_parsing" #define DEVLINK_TRAP_GENERIC_NAME_IP_1_PARSING \ "ip_1_parsing" #define DEVLINK_TRAP_GENERIC_NAME_IP_N_PARSING \ "ip_n_parsing" #define DEVLINK_TRAP_GENERIC_NAME_GRE_PARSING \ "gre_parsing" #define DEVLINK_TRAP_GENERIC_NAME_UDP_PARSING \ "udp_parsing" #define DEVLINK_TRAP_GENERIC_NAME_TCP_PARSING \ "tcp_parsing" #define DEVLINK_TRAP_GENERIC_NAME_IPSEC_PARSING \ "ipsec_parsing" #define DEVLINK_TRAP_GENERIC_NAME_SCTP_PARSING \ "sctp_parsing" #define DEVLINK_TRAP_GENERIC_NAME_DCCP_PARSING \ "dccp_parsing" #define DEVLINK_TRAP_GENERIC_NAME_GTP_PARSING \ "gtp_parsing" #define DEVLINK_TRAP_GENERIC_NAME_ESP_PARSING \ "esp_parsing" #define DEVLINK_TRAP_GENERIC_NAME_BLACKHOLE_NEXTHOP \ "blackhole_nexthop" #define DEVLINK_TRAP_GENERIC_NAME_DMAC_FILTER \ "dmac_filter" #define DEVLINK_TRAP_GENERIC_NAME_EAPOL \ "eapol" #define DEVLINK_TRAP_GENERIC_NAME_LOCKED_PORT \ "locked_port" #define DEVLINK_TRAP_GROUP_GENERIC_NAME_L2_DROPS \ "l2_drops" #define DEVLINK_TRAP_GROUP_GENERIC_NAME_L3_DROPS \ "l3_drops" #define DEVLINK_TRAP_GROUP_GENERIC_NAME_L3_EXCEPTIONS \ "l3_exceptions" #define DEVLINK_TRAP_GROUP_GENERIC_NAME_BUFFER_DROPS \ "buffer_drops" #define DEVLINK_TRAP_GROUP_GENERIC_NAME_TUNNEL_DROPS \ "tunnel_drops" #define DEVLINK_TRAP_GROUP_GENERIC_NAME_ACL_DROPS \ "acl_drops" #define DEVLINK_TRAP_GROUP_GENERIC_NAME_STP \ "stp" #define DEVLINK_TRAP_GROUP_GENERIC_NAME_LACP \ "lacp" #define DEVLINK_TRAP_GROUP_GENERIC_NAME_LLDP \ "lldp" #define DEVLINK_TRAP_GROUP_GENERIC_NAME_MC_SNOOPING \ "mc_snooping" #define DEVLINK_TRAP_GROUP_GENERIC_NAME_DHCP \ "dhcp" #define DEVLINK_TRAP_GROUP_GENERIC_NAME_NEIGH_DISCOVERY \ "neigh_discovery" #define DEVLINK_TRAP_GROUP_GENERIC_NAME_BFD \ "bfd" #define DEVLINK_TRAP_GROUP_GENERIC_NAME_OSPF \ "ospf" #define DEVLINK_TRAP_GROUP_GENERIC_NAME_BGP \ "bgp" #define DEVLINK_TRAP_GROUP_GENERIC_NAME_VRRP \ "vrrp" #define DEVLINK_TRAP_GROUP_GENERIC_NAME_PIM \ "pim" #define DEVLINK_TRAP_GROUP_GENERIC_NAME_UC_LB \ "uc_loopback" #define DEVLINK_TRAP_GROUP_GENERIC_NAME_LOCAL_DELIVERY \ "local_delivery" #define DEVLINK_TRAP_GROUP_GENERIC_NAME_EXTERNAL_DELIVERY \ "external_delivery" #define DEVLINK_TRAP_GROUP_GENERIC_NAME_IPV6 \ "ipv6" #define DEVLINK_TRAP_GROUP_GENERIC_NAME_PTP_EVENT \ "ptp_event" #define DEVLINK_TRAP_GROUP_GENERIC_NAME_PTP_GENERAL \ "ptp_general" #define DEVLINK_TRAP_GROUP_GENERIC_NAME_ACL_SAMPLE \ "acl_sample" #define DEVLINK_TRAP_GROUP_GENERIC_NAME_ACL_TRAP \ "acl_trap" #define DEVLINK_TRAP_GROUP_GENERIC_NAME_PARSER_ERROR_DROPS \ "parser_error_drops" #define DEVLINK_TRAP_GROUP_GENERIC_NAME_EAPOL \ "eapol" #define DEVLINK_TRAP_GENERIC(_type, _init_action, _id, _group_id, \ _metadata_cap) \ { \ .type = DEVLINK_TRAP_TYPE_##_type, \ .init_action = DEVLINK_TRAP_ACTION_##_init_action, \ .generic = true, \ .id = DEVLINK_TRAP_GENERIC_ID_##_id, \ .name = DEVLINK_TRAP_GENERIC_NAME_##_id, \ .init_group_id = _group_id, \ .metadata_cap = _metadata_cap, \ } #define DEVLINK_TRAP_DRIVER(_type, _init_action, _id, _name, _group_id, \ _metadata_cap) \ { \ .type = DEVLINK_TRAP_TYPE_##_type, \ .init_action = DEVLINK_TRAP_ACTION_##_init_action, \ .generic = false, \ .id = _id, \ .name = _name, \ .init_group_id = _group_id, \ .metadata_cap = _metadata_cap, \ } #define DEVLINK_TRAP_GROUP_GENERIC(_id, _policer_id) \ { \ .name = DEVLINK_TRAP_GROUP_GENERIC_NAME_##_id, \ .id = DEVLINK_TRAP_GROUP_GENERIC_ID_##_id, \ .generic = true, \ .init_policer_id = _policer_id, \ } #define DEVLINK_TRAP_POLICER(_id, _rate, _burst, _max_rate, _min_rate, \ _max_burst, _min_burst) \ { \ .id = _id, \ .init_rate = _rate, \ .init_burst = _burst, \ .max_rate = _max_rate, \ .min_rate = _min_rate, \ .max_burst = _max_burst, \ .min_burst = _min_burst, \ } enum { /* device supports reload operations */ DEVLINK_F_RELOAD = 1UL << 0, }; struct devlink_ops { /** * @supported_flash_update_params: * mask of parameters supported by the driver's .flash_update * implementation. */ u32 supported_flash_update_params; unsigned long reload_actions; unsigned long reload_limits; int (*reload_down)(struct devlink *devlink, bool netns_change, enum devlink_reload_action action, enum devlink_reload_limit limit, struct netlink_ext_ack *extack); int (*reload_up)(struct devlink *devlink, enum devlink_reload_action action, enum devlink_reload_limit limit, u32 *actions_performed, struct netlink_ext_ack *extack); int (*sb_pool_get)(struct devlink *devlink, unsigned int sb_index, u16 pool_index, struct devlink_sb_pool_info *pool_info); int (*sb_pool_set)(struct devlink *devlink, unsigned int sb_index, u16 pool_index, u32 size, enum devlink_sb_threshold_type threshold_type, struct netlink_ext_ack *extack); int (*sb_port_pool_get)(struct devlink_port *devlink_port, unsigned int sb_index, u16 pool_index, u32 *p_threshold); int (*sb_port_pool_set)(struct devlink_port *devlink_port, unsigned int sb_index, u16 pool_index, u32 threshold, struct netlink_ext_ack *extack); int (*sb_tc_pool_bind_get)(struct devlink_port *devlink_port, unsigned int sb_index, u16 tc_index, enum devlink_sb_pool_type pool_type, u16 *p_pool_index, u32 *p_threshold); int (*sb_tc_pool_bind_set)(struct devlink_port *devlink_port, unsigned int sb_index, u16 tc_index, enum devlink_sb_pool_type pool_type, u16 pool_index, u32 threshold, struct netlink_ext_ack *extack); int (*sb_occ_snapshot)(struct devlink *devlink, unsigned int sb_index); int (*sb_occ_max_clear)(struct devlink *devlink, unsigned int sb_index); int (*sb_occ_port_pool_get)(struct devlink_port *devlink_port, unsigned int sb_index, u16 pool_index, u32 *p_cur, u32 *p_max); int (*sb_occ_tc_port_bind_get)(struct devlink_port *devlink_port, unsigned int sb_index, u16 tc_index, enum devlink_sb_pool_type pool_type, u32 *p_cur, u32 *p_max); int (*eswitch_mode_get)(struct devlink *devlink, u16 *p_mode); int (*eswitch_mode_set)(struct devlink *devlink, u16 mode, struct netlink_ext_ack *extack); int (*eswitch_inline_mode_get)(struct devlink *devlink, u8 *p_inline_mode); int (*eswitch_inline_mode_set)(struct devlink *devlink, u8 inline_mode, struct netlink_ext_ack *extack); int (*eswitch_encap_mode_get)(struct devlink *devlink, enum devlink_eswitch_encap_mode *p_encap_mode); int (*eswitch_encap_mode_set)(struct devlink *devlink, enum devlink_eswitch_encap_mode encap_mode, struct netlink_ext_ack *extack); int (*info_get)(struct devlink *devlink, struct devlink_info_req *req, struct netlink_ext_ack *extack); /** * @flash_update: Device flash update function * * Used to perform a flash update for the device. The set of * parameters supported by the driver should be set in * supported_flash_update_params. */ int (*flash_update)(struct devlink *devlink, struct devlink_flash_update_params *params, struct netlink_ext_ack *extack); /** * @trap_init: Trap initialization function. * * Should be used by device drivers to initialize the trap in the * underlying device. Drivers should also store the provided trap * context, so that they could efficiently pass it to * devlink_trap_report() when the trap is triggered. */ int (*trap_init)(struct devlink *devlink, const struct devlink_trap *trap, void *trap_ctx); /** * @trap_fini: Trap de-initialization function. * * Should be used by device drivers to de-initialize the trap in the * underlying device. */ void (*trap_fini)(struct devlink *devlink, const struct devlink_trap *trap, void *trap_ctx); /** * @trap_action_set: Trap action set function. */ int (*trap_action_set)(struct devlink *devlink, const struct devlink_trap *trap, enum devlink_trap_action action, struct netlink_ext_ack *extack); /** * @trap_group_init: Trap group initialization function. * * Should be used by device drivers to initialize the trap group in the * underlying device. */ int (*trap_group_init)(struct devlink *devlink, const struct devlink_trap_group *group); /** * @trap_group_set: Trap group parameters set function. * * Note: @policer can be NULL when a policer is being unbound from * @group. */ int (*trap_group_set)(struct devlink *devlink, const struct devlink_trap_group *group, const struct devlink_trap_policer *policer, struct netlink_ext_ack *extack); /** * @trap_group_action_set: Trap group action set function. * * If this callback is populated, it will take precedence over looping * over all traps in a group and calling .trap_action_set(). */ int (*trap_group_action_set)(struct devlink *devlink, const struct devlink_trap_group *group, enum devlink_trap_action action, struct netlink_ext_ack *extack); /** * @trap_drop_counter_get: Trap drop counter get function. * * Should be used by device drivers to report number of packets * that have been dropped, and cannot be passed to the devlink * subsystem by the underlying device. */ int (*trap_drop_counter_get)(struct devlink *devlink, const struct devlink_trap *trap, u64 *p_drops); /** * @trap_policer_init: Trap policer initialization function. * * Should be used by device drivers to initialize the trap policer in * the underlying device. */ int (*trap_policer_init)(struct devlink *devlink, const struct devlink_trap_policer *policer); /** * @trap_policer_fini: Trap policer de-initialization function. * * Should be used by device drivers to de-initialize the trap policer * in the underlying device. */ void (*trap_policer_fini)(struct devlink *devlink, const struct devlink_trap_policer *policer); /** * @trap_policer_set: Trap policer parameters set function. */ int (*trap_policer_set)(struct devlink *devlink, const struct devlink_trap_policer *policer, u64 rate, u64 burst, struct netlink_ext_ack *extack); /** * @trap_policer_counter_get: Trap policer counter get function. * * Should be used by device drivers to report number of packets dropped * by the policer. */ int (*trap_policer_counter_get)(struct devlink *devlink, const struct devlink_trap_policer *policer, u64 *p_drops); /** * port_new() - Add a new port function of a specified flavor * @devlink: Devlink instance * @attrs: attributes of the new port * @extack: extack for reporting error messages * @devlink_port: pointer to store new devlink port pointer * * Devlink core will call this device driver function upon user request * to create a new port function of a specified flavor and optional * attributes * * Notes: * - On success, drivers must register a port with devlink core * * Return: 0 on success, negative value otherwise. */ int (*port_new)(struct devlink *devlink, const struct devlink_port_new_attrs *attrs, struct netlink_ext_ack *extack, struct devlink_port **devlink_port); /** * Rate control callbacks. */ int (*rate_leaf_tx_share_set)(struct devlink_rate *devlink_rate, void *priv, u64 tx_share, struct netlink_ext_ack *extack); int (*rate_leaf_tx_max_set)(struct devlink_rate *devlink_rate, void *priv, u64 tx_max, struct netlink_ext_ack *extack); int (*rate_leaf_tx_priority_set)(struct devlink_rate *devlink_rate, void *priv, u32 tx_priority, struct netlink_ext_ack *extack); int (*rate_leaf_tx_weight_set)(struct devlink_rate *devlink_rate, void *priv, u32 tx_weight, struct netlink_ext_ack *extack); int (*rate_node_tx_share_set)(struct devlink_rate *devlink_rate, void *priv, u64 tx_share, struct netlink_ext_ack *extack); int (*rate_node_tx_max_set)(struct devlink_rate *devlink_rate, void *priv, u64 tx_max, struct netlink_ext_ack *extack); int (*rate_node_tx_priority_set)(struct devlink_rate *devlink_rate, void *priv, u32 tx_priority, struct netlink_ext_ack *extack); int (*rate_node_tx_weight_set)(struct devlink_rate *devlink_rate, void *priv, u32 tx_weight, struct netlink_ext_ack *extack); int (*rate_node_new)(struct devlink_rate *rate_node, void **priv, struct netlink_ext_ack *extack); int (*rate_node_del)(struct devlink_rate *rate_node, void *priv, struct netlink_ext_ack *extack); int (*rate_leaf_parent_set)(struct devlink_rate *child, struct devlink_rate *parent, void *priv_child, void *priv_parent, struct netlink_ext_ack *extack); int (*rate_node_parent_set)(struct devlink_rate *child, 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); /* This call is intended for software devices that can create * devlink instances in other namespaces than init_net. * * Drivers that operate on real HW must use devlink_alloc() instead. */ struct devlink *devlink_alloc_ns(const struct devlink_ops *ops, size_t priv_size, struct net *net, struct device *dev); static inline struct devlink *devlink_alloc(const struct devlink_ops *ops, size_t priv_size, struct device *dev) { return devlink_alloc_ns(ops, priv_size, &init_net, dev); } int devl_register(struct devlink *devlink); void devl_unregister(struct devlink *devlink); void devlink_register(struct devlink *devlink); void devlink_unregister(struct devlink *devlink); void devlink_free(struct devlink *devlink); /** * struct devlink_port_ops - Port operations * @port_split: Callback used to split the port into multiple ones. * @port_unsplit: Callback used to unsplit the port group back into * a single port. * @port_type_set: Callback used to set a type of a port. * @port_del: Callback used to delete selected port along with related function. * Devlink core calls this upon user request to delete * a port previously created by devlink_ops->port_new(). * @port_fn_hw_addr_get: Callback used to set port function's hardware address. * Should be used by device drivers to report * the hardware address of a function managed * by the devlink port. * @port_fn_hw_addr_set: Callback used to set port function's hardware address. * Should be used by device drivers to set the hardware * address of a function managed by the devlink port. * @port_fn_roce_get: Callback used to get port function's RoCE capability. * Should be used by device drivers to report * the current state of RoCE capability of a function * managed by the devlink port. * @port_fn_roce_set: Callback used to set port function's RoCE capability. * Should be used by device drivers to enable/disable * RoCE capability of a function managed * by the devlink port. * @port_fn_migratable_get: Callback used to get port function's migratable * capability. Should be used by device drivers * to report the current state of migratable capability * of a function managed by the devlink port. * @port_fn_migratable_set: Callback used to set port function's migratable * capability. Should be used by device drivers * to enable/disable migratable capability of * a function managed by the devlink port. * @port_fn_state_get: Callback used to get port function's state. * Should be used by device drivers to report * the current admin and operational state of a * function managed by the devlink port. * @port_fn_state_set: Callback used to get port function's state. * Should be used by device drivers set * the admin state of a function managed * by the devlink port. * @port_fn_ipsec_crypto_get: Callback used to get port function's ipsec_crypto * capability. Should be used by device drivers * to report the current state of ipsec_crypto * capability of a function managed by the devlink * port. * @port_fn_ipsec_crypto_set: Callback used to set port function's ipsec_crypto * capability. Should be used by device drivers to * enable/disable ipsec_crypto capability of a * function managed by the devlink port. * @port_fn_ipsec_packet_get: Callback used to get port function's ipsec_packet * capability. Should be used by device drivers * to report the current state of ipsec_packet * capability of a function managed by the devlink * port. * @port_fn_ipsec_packet_set: Callback used to set port function's ipsec_packet * capability. Should be used by device drivers to * enable/disable ipsec_packet capability of a * function managed by the devlink port. * * Note: Driver should return -EOPNOTSUPP if it doesn't support * port function (@port_fn_*) handling for a particular port. */ struct devlink_port_ops { int (*port_split)(struct devlink *devlink, struct devlink_port *port, unsigned int count, struct netlink_ext_ack *extack); int (*port_unsplit)(struct devlink *devlink, struct devlink_port *port, struct netlink_ext_ack *extack); int (*port_type_set)(struct devlink_port *devlink_port, enum devlink_port_type port_type); int (*port_del)(struct devlink *devlink, struct devlink_port *port, struct netlink_ext_ack *extack); int (*port_fn_hw_addr_get)(struct devlink_port *port, u8 *hw_addr, int *hw_addr_len, struct netlink_ext_ack *extack); int (*port_fn_hw_addr_set)(struct devlink_port *port, const u8 *hw_addr, int hw_addr_len, struct netlink_ext_ack *extack); int (*port_fn_roce_get)(struct devlink_port *devlink_port, bool *is_enable, struct netlink_ext_ack *extack); int (*port_fn_roce_set)(struct devlink_port *devlink_port, bool enable, struct netlink_ext_ack *extack); int (*port_fn_migratable_get)(struct devlink_port *devlink_port, bool *is_enable, struct netlink_ext_ack *extack); int (*port_fn_migratable_set)(struct devlink_port *devlink_port, bool enable, struct netlink_ext_ack *extack); int (*port_fn_state_get)(struct devlink_port *port, enum devlink_port_fn_state *state, enum devlink_port_fn_opstate *opstate, struct netlink_ext_ack *extack); int (*port_fn_state_set)(struct devlink_port *port, enum devlink_port_fn_state state, struct netlink_ext_ack *extack); int (*port_fn_ipsec_crypto_get)(struct devlink_port *devlink_port, bool *is_enable, struct netlink_ext_ack *extack); int (*port_fn_ipsec_crypto_set)(struct devlink_port *devlink_port, bool enable, struct netlink_ext_ack *extack); int (*port_fn_ipsec_packet_get)(struct devlink_port *devlink_port, bool *is_enable, struct netlink_ext_ack *extack); int (*port_fn_ipsec_packet_set)(struct devlink_port *devlink_port, bool enable, struct netlink_ext_ack *extack); }; 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_with_ops(struct devlink *devlink, struct devlink_port *devlink_port, unsigned int port_index, const struct devlink_port_ops *ops); static inline int devl_port_register(struct devlink *devlink, struct devlink_port *devlink_port, unsigned int port_index) { return devl_port_register_with_ops(devlink, devlink_port, port_index, NULL); } int devlink_port_register_with_ops(struct devlink *devlink, struct devlink_port *devlink_port, unsigned int port_index, const struct devlink_port_ops *ops); static inline int devlink_port_register(struct devlink *devlink, struct devlink_port *devlink_port, unsigned int port_index) { return devlink_port_register_with_ops(devlink, devlink_port, port_index, NULL); } 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); void devlink_port_type_ib_set(struct devlink_port *devlink_port, struct ib_device *ibdev); void devlink_port_type_clear(struct devlink_port *devlink_port); void devlink_port_attrs_set(struct devlink_port *devlink_port, struct devlink_port_attrs *devlink_port_attrs); void devlink_port_attrs_pci_pf_set(struct devlink_port *devlink_port, u32 controller, u16 pf, bool external); void devlink_port_attrs_pci_vf_set(struct devlink_port *devlink_port, u32 controller, u16 pf, u16 vf, bool external); void devlink_port_attrs_pci_sf_set(struct devlink_port *devlink_port, u32 controller, u16 pf, u32 sf, bool external); int devl_port_fn_devlink_set(struct devlink_port *devlink_port, struct devlink *fn_devlink); struct devlink_rate * devl_rate_node_create(struct devlink *devlink, void *priv, char *node_name, struct devlink_rate *parent); int devl_rate_leaf_create(struct devlink_port *devlink_port, void *priv, struct devlink_rate *parent); 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 * devl_linecard_create(struct devlink *devlink, unsigned int linecard_index, const struct devlink_linecard_ops *ops, void *priv); void devl_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); int 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 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); int devlink_dpipe_entry_ctx_append(struct devlink_dpipe_dump_ctx *dump_ctx, struct devlink_dpipe_entry *entry); int devlink_dpipe_entry_ctx_close(struct devlink_dpipe_dump_ctx *dump_ctx); void devlink_dpipe_entry_clear(struct devlink_dpipe_entry *entry); int devlink_dpipe_action_put(struct sk_buff *skb, struct devlink_dpipe_action *action); int devlink_dpipe_match_put(struct sk_buff *skb, struct devlink_dpipe_match *match); 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 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); 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 devl_params_register(struct devlink *devlink, const struct devlink_param *params, size_t params_count); int devlink_params_register(struct devlink *devlink, const struct devlink_param *params, size_t params_count); void devl_params_unregister(struct devlink *devlink, const struct devlink_param *params, size_t params_count); void devlink_params_unregister(struct devlink *devlink, const struct devlink_param *params, size_t params_count); int devl_param_driverinit_value_get(struct devlink *devlink, u32 param_id, union devlink_param_value *val); void devl_param_driverinit_value_set(struct devlink *devlink, u32 param_id, union devlink_param_value init_val); void devl_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, u32 region_max_snapshots, u64 region_size); 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); int devlink_region_snapshot_id_get(struct devlink *devlink, u32 *id); void devlink_region_snapshot_id_put(struct devlink *devlink, u32 id); int devlink_region_snapshot_create(struct devlink_region *region, u8 *data, u32 snapshot_id); int devlink_info_serial_number_put(struct devlink_info_req *req, const char *sn); 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); void devlink_fmsg_obj_nest_start(struct devlink_fmsg *fmsg); void devlink_fmsg_obj_nest_end(struct devlink_fmsg *fmsg); void devlink_fmsg_pair_nest_start(struct devlink_fmsg *fmsg, const char *name); void devlink_fmsg_pair_nest_end(struct devlink_fmsg *fmsg); void devlink_fmsg_arr_pair_nest_start(struct devlink_fmsg *fmsg, const char *name); void devlink_fmsg_arr_pair_nest_end(struct devlink_fmsg *fmsg); void devlink_fmsg_binary_pair_nest_start(struct devlink_fmsg *fmsg, const char *name); void devlink_fmsg_binary_pair_nest_end(struct devlink_fmsg *fmsg); void devlink_fmsg_u32_put(struct devlink_fmsg *fmsg, u32 value); void devlink_fmsg_string_put(struct devlink_fmsg *fmsg, const char *value); void devlink_fmsg_binary_put(struct devlink_fmsg *fmsg, const void *value, u16 value_len); void devlink_fmsg_bool_pair_put(struct devlink_fmsg *fmsg, const char *name, bool value); void devlink_fmsg_u8_pair_put(struct devlink_fmsg *fmsg, const char *name, u8 value); void devlink_fmsg_u32_pair_put(struct devlink_fmsg *fmsg, const char *name, u32 value); void devlink_fmsg_u64_pair_put(struct devlink_fmsg *fmsg, const char *name, u64 value); void devlink_fmsg_string_pair_put(struct devlink_fmsg *fmsg, const char *name, const char *value); void devlink_fmsg_binary_pair_put(struct devlink_fmsg *fmsg, const char *name, const void *value, u32 value_len); struct devlink_health_reporter * devl_port_health_reporter_create(struct devlink_port *port, const struct devlink_health_reporter_ops *ops, u64 graceful_period, void *priv); struct devlink_health_reporter * devlink_port_health_reporter_create(struct devlink_port *port, const struct devlink_health_reporter_ops *ops, u64 graceful_period, void *priv); struct devlink_health_reporter * devl_health_reporter_create(struct devlink *devlink, const struct devlink_health_reporter_ops *ops, u64 graceful_period, void *priv); struct devlink_health_reporter * devlink_health_reporter_create(struct devlink *devlink, const struct devlink_health_reporter_ops *ops, u64 graceful_period, void *priv); void devl_health_reporter_destroy(struct devlink_health_reporter *reporter); void devlink_health_reporter_destroy(struct devlink_health_reporter *reporter); void * devlink_health_reporter_priv(struct devlink_health_reporter *reporter); int devlink_health_report(struct devlink_health_reporter *reporter, const char *msg, void *priv_ctx); void devlink_health_reporter_state_update(struct devlink_health_reporter *reporter, enum devlink_health_reporter_state state); void devlink_health_reporter_recovery_done(struct devlink_health_reporter *reporter); int devl_nested_devlink_set(struct devlink *devlink, struct devlink *nested_devlink); bool devlink_is_reload_failed(const struct devlink *devlink); void devlink_remote_reload_actions_performed(struct devlink *devlink, enum devlink_reload_limit limit, u32 actions_performed); void devlink_flash_update_status_notify(struct devlink *devlink, const char *status_msg, const char *component, unsigned long done, unsigned long total); void devlink_flash_update_timeout_notify(struct devlink *devlink, const char *status_msg, 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); 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 devl_trap_policers_register(struct devlink *devlink, const struct devlink_trap_policer *policers, size_t policers_count); void devl_trap_policers_unregister(struct devlink *devlink, const struct devlink_trap_policer *policers, size_t policers_count); #if IS_ENABLED(CONFIG_NET_DEVLINK) struct devlink *__must_check devlink_try_get(struct devlink *devlink); void devlink_put(struct devlink *devlink); void devlink_compat_running_version(struct devlink *devlink, char *buf, size_t len); int devlink_compat_flash_update(struct devlink *devlink, const char *file_name); int devlink_compat_phys_port_name_get(struct net_device *dev, char *name, size_t len); int devlink_compat_switch_id_get(struct net_device *dev, struct netdev_phys_item_id *ppid); int devlink_nl_port_handle_fill(struct sk_buff *msg, struct devlink_port *devlink_port); size_t devlink_nl_port_handle_size(struct devlink_port *devlink_port); #else static inline struct devlink *devlink_try_get(struct devlink *devlink) { return NULL; } static inline void devlink_put(struct devlink *devlink) { } static inline void devlink_compat_running_version(struct devlink *devlink, char *buf, size_t len) { } static inline int devlink_compat_flash_update(struct devlink *devlink, const char *file_name) { return -EOPNOTSUPP; } static inline int devlink_compat_phys_port_name_get(struct net_device *dev, char *name, size_t len) { return -EOPNOTSUPP; } static inline int devlink_compat_switch_id_get(struct net_device *dev, struct netdev_phys_item_id *ppid) { return -EOPNOTSUPP; } static inline int devlink_nl_port_handle_fill(struct sk_buff *msg, struct devlink_port *devlink_port) { return 0; } static inline size_t devlink_nl_port_handle_size(struct devlink_port *devlink_port) { return 0; } #endif #endif /* _NET_DEVLINK_H_ */