2026 lines
69 KiB
C
2026 lines
69 KiB
C
/* SPDX-License-Identifier: GPL-2.0-or-later */
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/*
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* include/net/devlink.h - Network physical device Netlink interface
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* Copyright (c) 2016 Mellanox Technologies. All rights reserved.
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* Copyright (c) 2016 Jiri Pirko <jiri@mellanox.com>
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*/
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#ifndef _NET_DEVLINK_H_
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#define _NET_DEVLINK_H_
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#include <linux/device.h>
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#include <linux/slab.h>
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#include <linux/gfp.h>
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#include <linux/list.h>
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#include <linux/netdevice.h>
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#include <linux/spinlock.h>
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#include <linux/workqueue.h>
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#include <linux/refcount.h>
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#include <net/net_namespace.h>
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#include <net/flow_offload.h>
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#include <uapi/linux/devlink.h>
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#include <linux/xarray.h>
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#include <linux/firmware.h>
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struct devlink;
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struct devlink_linecard;
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struct devlink_port_phys_attrs {
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u32 port_number; /* Same value as "split group".
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* A physical port which is visible to the user
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* for a given port flavour.
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*/
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u32 split_subport_number; /* If the port is split, this is the number of subport. */
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};
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/**
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* struct devlink_port_pci_pf_attrs - devlink port's PCI PF attributes
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* @controller: Associated controller number
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* @pf: Associated PCI PF number for this port.
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* @external: when set, indicates if a port is for an external controller
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*/
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struct devlink_port_pci_pf_attrs {
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u32 controller;
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u16 pf;
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u8 external:1;
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};
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/**
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* struct devlink_port_pci_vf_attrs - devlink port's PCI VF attributes
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* @controller: Associated controller number
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* @pf: Associated PCI PF number for this port.
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* @vf: Associated PCI VF for of the PCI PF for this port.
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* @external: when set, indicates if a port is for an external controller
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*/
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struct devlink_port_pci_vf_attrs {
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u32 controller;
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u16 pf;
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u16 vf;
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u8 external:1;
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};
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/**
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* struct devlink_port_pci_sf_attrs - devlink port's PCI SF attributes
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* @controller: Associated controller number
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* @sf: Associated PCI SF for of the PCI PF for this port.
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* @pf: Associated PCI PF number for this port.
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* @external: when set, indicates if a port is for an external controller
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*/
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struct devlink_port_pci_sf_attrs {
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u32 controller;
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u32 sf;
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u16 pf;
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u8 external:1;
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};
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/**
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* struct devlink_port_attrs - devlink port object
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* @flavour: flavour of the port
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* @split: indicates if this is split port
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* @splittable: indicates if the port can be split.
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* @lanes: maximum number of lanes the port supports. 0 value is not passed to netlink.
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* @switch_id: if the port is part of switch, this is buffer with ID, otherwise this is NULL
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* @phys: physical port attributes
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* @pci_pf: PCI PF port attributes
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* @pci_vf: PCI VF port attributes
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* @pci_sf: PCI SF port attributes
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*/
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struct devlink_port_attrs {
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u8 split:1,
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splittable:1;
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u32 lanes;
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enum devlink_port_flavour flavour;
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struct netdev_phys_item_id switch_id;
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union {
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struct devlink_port_phys_attrs phys;
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struct devlink_port_pci_pf_attrs pci_pf;
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struct devlink_port_pci_vf_attrs pci_vf;
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struct devlink_port_pci_sf_attrs pci_sf;
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};
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};
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struct devlink_rate {
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struct list_head list;
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enum devlink_rate_type type;
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struct devlink *devlink;
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void *priv;
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u64 tx_share;
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u64 tx_max;
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struct devlink_rate *parent;
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union {
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struct devlink_port *devlink_port;
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struct {
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char *name;
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refcount_t refcnt;
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};
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};
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u32 tx_priority;
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u32 tx_weight;
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};
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struct devlink_port {
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struct list_head list;
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struct list_head region_list;
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struct devlink *devlink;
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unsigned int index;
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spinlock_t type_lock; /* Protects type and type_eth/ib
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* structures consistency.
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*/
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enum devlink_port_type type;
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enum devlink_port_type desired_type;
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union {
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struct {
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struct net_device *netdev;
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int ifindex;
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char ifname[IFNAMSIZ];
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} type_eth;
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struct {
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struct ib_device *ibdev;
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} type_ib;
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};
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struct devlink_port_attrs attrs;
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u8 attrs_set:1,
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switch_port:1,
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registered:1,
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initialized:1;
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struct delayed_work type_warn_dw;
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struct list_head reporter_list;
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struct devlink_rate *devlink_rate;
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struct devlink_linecard *linecard;
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};
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struct devlink_port_new_attrs {
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enum devlink_port_flavour flavour;
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unsigned int port_index;
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u32 controller;
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u32 sfnum;
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u16 pfnum;
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u8 port_index_valid:1,
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controller_valid:1,
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sfnum_valid:1;
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};
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/**
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* struct devlink_linecard_ops - Linecard operations
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* @provision: callback to provision the linecard slot with certain
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* type of linecard. As a result of this operation,
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* driver is expected to eventually (could be after
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* the function call returns) call one of:
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* devlink_linecard_provision_set()
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* devlink_linecard_provision_fail()
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* @unprovision: callback to unprovision the linecard slot. As a result
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* of this operation, driver is expected to eventually
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* (could be after the function call returns) call
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* devlink_linecard_provision_clear()
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* devlink_linecard_provision_fail()
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* @same_provision: callback to ask the driver if linecard is already
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* provisioned in the same way user asks this linecard to be
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* provisioned.
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* @types_count: callback to get number of supported types
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* @types_get: callback to get next type in list
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*/
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struct devlink_linecard_ops {
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int (*provision)(struct devlink_linecard *linecard, void *priv,
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const char *type, const void *type_priv,
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struct netlink_ext_ack *extack);
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int (*unprovision)(struct devlink_linecard *linecard, void *priv,
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struct netlink_ext_ack *extack);
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bool (*same_provision)(struct devlink_linecard *linecard, void *priv,
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const char *type, const void *type_priv);
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unsigned int (*types_count)(struct devlink_linecard *linecard,
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void *priv);
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void (*types_get)(struct devlink_linecard *linecard,
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void *priv, unsigned int index, const char **type,
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const void **type_priv);
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};
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struct devlink_sb_pool_info {
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enum devlink_sb_pool_type pool_type;
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u32 size;
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enum devlink_sb_threshold_type threshold_type;
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u32 cell_size;
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};
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/**
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* struct devlink_dpipe_field - dpipe field object
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* @name: field name
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* @id: index inside the headers field array
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* @bitwidth: bitwidth
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* @mapping_type: mapping type
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*/
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struct devlink_dpipe_field {
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const char *name;
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unsigned int id;
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unsigned int bitwidth;
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enum devlink_dpipe_field_mapping_type mapping_type;
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};
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/**
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* struct devlink_dpipe_header - dpipe header object
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* @name: header name
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* @id: index, global/local detrmined by global bit
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* @fields: fields
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* @fields_count: number of fields
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* @global: indicates if header is shared like most protocol header
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* or driver specific
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*/
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struct devlink_dpipe_header {
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const char *name;
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unsigned int id;
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struct devlink_dpipe_field *fields;
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unsigned int fields_count;
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bool global;
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};
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/**
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* struct devlink_dpipe_match - represents match operation
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* @type: type of match
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* @header_index: header index (packets can have several headers of same
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* type like in case of tunnels)
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* @header: header
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* @fieled_id: field index
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*/
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struct devlink_dpipe_match {
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enum devlink_dpipe_match_type type;
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unsigned int header_index;
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struct devlink_dpipe_header *header;
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unsigned int field_id;
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};
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/**
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* struct devlink_dpipe_action - represents action operation
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* @type: type of action
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* @header_index: header index (packets can have several headers of same
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* type like in case of tunnels)
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* @header: header
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* @fieled_id: field index
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*/
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struct devlink_dpipe_action {
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enum devlink_dpipe_action_type type;
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unsigned int header_index;
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struct devlink_dpipe_header *header;
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unsigned int field_id;
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};
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/**
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* struct devlink_dpipe_value - represents value of match/action
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* @action: action
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* @match: match
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* @mapping_value: in case the field has some mapping this value
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* specified the mapping value
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* @mapping_valid: specify if mapping value is valid
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* @value_size: value size
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* @value: value
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* @mask: bit mask
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*/
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struct devlink_dpipe_value {
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union {
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struct devlink_dpipe_action *action;
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struct devlink_dpipe_match *match;
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};
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unsigned int mapping_value;
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bool mapping_valid;
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unsigned int value_size;
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void *value;
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void *mask;
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};
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/**
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* struct devlink_dpipe_entry - table entry object
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* @index: index of the entry in the table
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* @match_values: match values
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* @matche_values_count: count of matches tuples
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* @action_values: actions values
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* @action_values_count: count of actions values
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* @counter: value of counter
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* @counter_valid: Specify if value is valid from hardware
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*/
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struct devlink_dpipe_entry {
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u64 index;
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struct devlink_dpipe_value *match_values;
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unsigned int match_values_count;
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struct devlink_dpipe_value *action_values;
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unsigned int action_values_count;
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u64 counter;
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bool counter_valid;
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};
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/**
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* struct devlink_dpipe_dump_ctx - context provided to driver in order
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* to dump
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* @info: info
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* @cmd: devlink command
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* @skb: skb
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* @nest: top attribute
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* @hdr: hdr
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*/
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struct devlink_dpipe_dump_ctx {
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struct genl_info *info;
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enum devlink_command cmd;
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struct sk_buff *skb;
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struct nlattr *nest;
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void *hdr;
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};
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struct devlink_dpipe_table_ops;
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/**
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* struct devlink_dpipe_table - table object
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* @priv: private
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* @name: table name
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* @counters_enabled: indicates if counters are active
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* @counter_control_extern: indicates if counter control is in dpipe or
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* external tool
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* @resource_valid: Indicate that the resource id is valid
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* @resource_id: relative resource this table is related to
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* @resource_units: number of resource's unit consumed per table's entry
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* @table_ops: table operations
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* @rcu: rcu
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*/
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struct devlink_dpipe_table {
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void *priv;
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struct list_head list;
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const char *name;
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bool counters_enabled;
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bool counter_control_extern;
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bool resource_valid;
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u64 resource_id;
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u64 resource_units;
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struct devlink_dpipe_table_ops *table_ops;
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struct rcu_head rcu;
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};
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/**
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* struct devlink_dpipe_table_ops - dpipe_table ops
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* @actions_dump - dumps all tables actions
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* @matches_dump - dumps all tables matches
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* @entries_dump - dumps all active entries in the table
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* @counters_set_update - when changing the counter status hardware sync
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* maybe needed to allocate/free counter related
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* resources
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* @size_get - get size
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*/
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struct devlink_dpipe_table_ops {
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int (*actions_dump)(void *priv, struct sk_buff *skb);
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int (*matches_dump)(void *priv, struct sk_buff *skb);
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int (*entries_dump)(void *priv, bool counters_enabled,
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struct devlink_dpipe_dump_ctx *dump_ctx);
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int (*counters_set_update)(void *priv, bool enable);
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u64 (*size_get)(void *priv);
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};
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/**
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* struct devlink_dpipe_headers - dpipe headers
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* @headers - header array can be shared (global bit) or driver specific
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* @headers_count - count of headers
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*/
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struct devlink_dpipe_headers {
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struct devlink_dpipe_header **headers;
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unsigned int headers_count;
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};
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/**
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* struct devlink_resource_size_params - resource's size parameters
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* @size_min: minimum size which can be set
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* @size_max: maximum size which can be set
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* @size_granularity: size granularity
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* @size_unit: resource's basic unit
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*/
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struct devlink_resource_size_params {
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u64 size_min;
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u64 size_max;
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u64 size_granularity;
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enum devlink_resource_unit unit;
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};
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static inline void
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devlink_resource_size_params_init(struct devlink_resource_size_params *size_params,
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u64 size_min, u64 size_max,
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u64 size_granularity,
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enum devlink_resource_unit unit)
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{
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size_params->size_min = size_min;
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size_params->size_max = size_max;
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size_params->size_granularity = size_granularity;
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size_params->unit = unit;
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}
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typedef u64 devlink_resource_occ_get_t(void *priv);
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#define DEVLINK_RESOURCE_ID_PARENT_TOP 0
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#define DEVLINK_RESOURCE_GENERIC_NAME_PORTS "physical_ports"
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#define __DEVLINK_PARAM_MAX_STRING_VALUE 32
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enum devlink_param_type {
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DEVLINK_PARAM_TYPE_U8,
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DEVLINK_PARAM_TYPE_U16,
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DEVLINK_PARAM_TYPE_U32,
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DEVLINK_PARAM_TYPE_STRING,
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DEVLINK_PARAM_TYPE_BOOL,
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};
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union devlink_param_value {
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u8 vu8;
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u16 vu16;
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u32 vu32;
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char vstr[__DEVLINK_PARAM_MAX_STRING_VALUE];
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bool vbool;
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};
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struct devlink_param_gset_ctx {
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union devlink_param_value val;
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enum devlink_param_cmode cmode;
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};
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/**
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* struct devlink_flash_notify - devlink dev flash notify data
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* @status_msg: current status string
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* @component: firmware component being updated
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* @done: amount of work completed of total amount
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* @total: amount of work expected to be done
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* @timeout: expected max timeout in seconds
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*
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* These are values to be given to userland to be displayed in order
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* to show current activity in a firmware update process.
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*/
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struct devlink_flash_notify {
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const char *status_msg;
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const char *component;
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unsigned long done;
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unsigned long total;
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unsigned long timeout;
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};
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/**
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* struct devlink_param - devlink configuration parameter data
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* @name: name of the parameter
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* @generic: indicates if the parameter is generic or driver specific
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* @type: parameter type
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* @supported_cmodes: bitmap of supported configuration modes
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* @get: get parameter value, used for runtime and permanent
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* configuration modes
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* @set: set parameter value, used for runtime and permanent
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* configuration modes
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* @validate: validate input value is applicable (within value range, etc.)
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*
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* This struct should be used by the driver to fill the data for
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* a parameter it registers.
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*/
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struct devlink_param {
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u32 id;
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const char *name;
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bool generic;
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enum devlink_param_type type;
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unsigned long supported_cmodes;
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int (*get)(struct devlink *devlink, u32 id,
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struct devlink_param_gset_ctx *ctx);
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int (*set)(struct devlink *devlink, u32 id,
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struct devlink_param_gset_ctx *ctx);
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int (*validate)(struct devlink *devlink, u32 id,
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union devlink_param_value val,
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struct netlink_ext_ack *extack);
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};
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struct devlink_param_item {
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struct list_head list;
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const struct devlink_param *param;
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union devlink_param_value driverinit_value;
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bool driverinit_value_valid;
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union devlink_param_value driverinit_value_new; /* Not reachable
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* until reload.
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*/
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bool driverinit_value_new_valid;
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};
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enum devlink_param_generic_id {
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DEVLINK_PARAM_GENERIC_ID_INT_ERR_RESET,
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DEVLINK_PARAM_GENERIC_ID_MAX_MACS,
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DEVLINK_PARAM_GENERIC_ID_ENABLE_SRIOV,
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DEVLINK_PARAM_GENERIC_ID_REGION_SNAPSHOT,
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DEVLINK_PARAM_GENERIC_ID_IGNORE_ARI,
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DEVLINK_PARAM_GENERIC_ID_MSIX_VEC_PER_PF_MAX,
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DEVLINK_PARAM_GENERIC_ID_MSIX_VEC_PER_PF_MIN,
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DEVLINK_PARAM_GENERIC_ID_FW_LOAD_POLICY,
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DEVLINK_PARAM_GENERIC_ID_RESET_DEV_ON_DRV_PROBE,
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DEVLINK_PARAM_GENERIC_ID_ENABLE_ROCE,
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DEVLINK_PARAM_GENERIC_ID_ENABLE_REMOTE_DEV_RESET,
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DEVLINK_PARAM_GENERIC_ID_ENABLE_ETH,
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DEVLINK_PARAM_GENERIC_ID_ENABLE_RDMA,
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DEVLINK_PARAM_GENERIC_ID_ENABLE_VNET,
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DEVLINK_PARAM_GENERIC_ID_ENABLE_IWARP,
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DEVLINK_PARAM_GENERIC_ID_IO_EQ_SIZE,
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DEVLINK_PARAM_GENERIC_ID_EVENT_EQ_SIZE,
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/* add new param generic ids above here*/
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__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
|
|
*
|
|
* 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
|
|
* implemementation.
|
|
*/
|
|
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 (*port_type_set)(struct devlink_port *devlink_port,
|
|
enum devlink_port_type port_type);
|
|
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 (*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_function_hw_addr_get: Port function's hardware address get function.
|
|
*
|
|
* Should be used by device drivers to report the hardware address of a function managed
|
|
* by the devlink port. Driver should return -EOPNOTSUPP if it doesn't support port
|
|
* function handling for a particular port.
|
|
*
|
|
* Note: @extack can be NULL when port notifier queries the port function.
|
|
*/
|
|
int (*port_function_hw_addr_get)(struct devlink_port *port, u8 *hw_addr,
|
|
int *hw_addr_len,
|
|
struct netlink_ext_ack *extack);
|
|
/**
|
|
* @port_function_hw_addr_set: Port function's hardware address set function.
|
|
*
|
|
* Should be used by device drivers to set the hardware address of a function managed
|
|
* by the devlink port. Driver should return -EOPNOTSUPP if it doesn't support port
|
|
* function handling for a particular port.
|
|
*/
|
|
int (*port_function_hw_addr_set)(struct devlink_port *port,
|
|
const u8 *hw_addr, int hw_addr_len,
|
|
struct netlink_ext_ack *extack);
|
|
/**
|
|
* @port_fn_roce_get: Port function's roce get function.
|
|
*
|
|
* Query RoCE state of a function managed by the devlink port.
|
|
* Return -EOPNOTSUPP if port function RoCE handling is not supported.
|
|
*/
|
|
int (*port_fn_roce_get)(struct devlink_port *devlink_port,
|
|
bool *is_enable,
|
|
struct netlink_ext_ack *extack);
|
|
/**
|
|
* @port_fn_roce_set: Port function's roce set function.
|
|
*
|
|
* Enable/Disable the RoCE state of a function managed by the devlink
|
|
* port.
|
|
* Return -EOPNOTSUPP if port function RoCE handling is not supported.
|
|
*/
|
|
int (*port_fn_roce_set)(struct devlink_port *devlink_port,
|
|
bool enable, struct netlink_ext_ack *extack);
|
|
/**
|
|
* @port_fn_migratable_get: Port function's migratable get function.
|
|
*
|
|
* Query migratable state of a function managed by the devlink port.
|
|
* Return -EOPNOTSUPP if port function migratable handling is not
|
|
* supported.
|
|
*/
|
|
int (*port_fn_migratable_get)(struct devlink_port *devlink_port,
|
|
bool *is_enable,
|
|
struct netlink_ext_ack *extack);
|
|
/**
|
|
* @port_fn_migratable_set: Port function's migratable set function.
|
|
*
|
|
* Enable/Disable migratable state of a function managed by the devlink
|
|
* port.
|
|
* Return -EOPNOTSUPP if port function migratable handling is not
|
|
* supported.
|
|
*/
|
|
int (*port_fn_migratable_set)(struct devlink_port *devlink_port,
|
|
bool enable,
|
|
struct netlink_ext_ack *extack);
|
|
/**
|
|
* 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
|
|
* @new_port_index: index of the new port
|
|
*
|
|
* 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:
|
|
* - Called without devlink instance lock being held. Drivers must
|
|
* implement own means of synchronization
|
|
* - 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,
|
|
unsigned int *new_port_index);
|
|
/**
|
|
* port_del() - Delete a port function
|
|
* @devlink: Devlink instance
|
|
* @port_index: port function index to delete
|
|
* @extack: extack for reporting error messages
|
|
*
|
|
* Devlink core will call this device driver function upon user request
|
|
* to delete a previously created port function
|
|
*
|
|
* Notes:
|
|
* - Called without devlink instance lock being held. Drivers must
|
|
* implement own means of synchronization
|
|
* - On success, drivers must unregister the corresponding devlink
|
|
* port
|
|
*
|
|
* Return: 0 on success, negative value otherwise.
|
|
*/
|
|
int (*port_del)(struct devlink *devlink, unsigned int port_index,
|
|
struct netlink_ext_ack *extack);
|
|
/**
|
|
* port_fn_state_get() - Get the state of a port function
|
|
* @devlink: Devlink instance
|
|
* @port: The devlink port
|
|
* @state: Admin configured state
|
|
* @opstate: Current operational state
|
|
* @extack: extack for reporting error messages
|
|
*
|
|
* Reports the admin and operational state of a devlink port function
|
|
*
|
|
* Return: 0 on success, negative value otherwise.
|
|
*/
|
|
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);
|
|
/**
|
|
* port_fn_state_set() - Set the admin state of a port function
|
|
* @devlink: Devlink instance
|
|
* @port: The devlink port
|
|
* @state: Admin state
|
|
* @extack: extack for reporting error messages
|
|
*
|
|
* Set the admin state of a devlink port function
|
|
*
|
|
* Return: 0 on success, negative value otherwise.
|
|
*/
|
|
int (*port_fn_state_set)(struct devlink_port *port,
|
|
enum devlink_port_fn_state state,
|
|
struct netlink_ext_ack *extack);
|
|
|
|
/**
|
|
* 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);
|
|
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);
|
|
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);
|
|
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);
|
|
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 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);
|
|
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 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);
|
|
void devlink_port_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);
|
|
|
|
int devlink_fmsg_obj_nest_start(struct devlink_fmsg *fmsg);
|
|
int devlink_fmsg_obj_nest_end(struct devlink_fmsg *fmsg);
|
|
|
|
int devlink_fmsg_pair_nest_start(struct devlink_fmsg *fmsg, const char *name);
|
|
int devlink_fmsg_pair_nest_end(struct devlink_fmsg *fmsg);
|
|
|
|
int devlink_fmsg_arr_pair_nest_start(struct devlink_fmsg *fmsg,
|
|
const char *name);
|
|
int devlink_fmsg_arr_pair_nest_end(struct devlink_fmsg *fmsg);
|
|
int devlink_fmsg_binary_pair_nest_start(struct devlink_fmsg *fmsg,
|
|
const char *name);
|
|
int devlink_fmsg_binary_pair_nest_end(struct devlink_fmsg *fmsg);
|
|
|
|
int devlink_fmsg_u32_put(struct devlink_fmsg *fmsg, u32 value);
|
|
int devlink_fmsg_string_put(struct devlink_fmsg *fmsg, const char *value);
|
|
int devlink_fmsg_binary_put(struct devlink_fmsg *fmsg, const void *value,
|
|
u16 value_len);
|
|
|
|
int devlink_fmsg_bool_pair_put(struct devlink_fmsg *fmsg, const char *name,
|
|
bool value);
|
|
int devlink_fmsg_u8_pair_put(struct devlink_fmsg *fmsg, const char *name,
|
|
u8 value);
|
|
int devlink_fmsg_u32_pair_put(struct devlink_fmsg *fmsg, const char *name,
|
|
u32 value);
|
|
int devlink_fmsg_u64_pair_put(struct devlink_fmsg *fmsg, const char *name,
|
|
u64 value);
|
|
int devlink_fmsg_string_pair_put(struct devlink_fmsg *fmsg, const char *name,
|
|
const char *value);
|
|
int 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);
|
|
|
|
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_ */
|