2061 lines
		
	
	
		
			72 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			2061 lines
		
	
	
		
			72 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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|  */
 | |
| #ifndef _NET_DEVLINK_H_
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| #define _NET_DEVLINK_H_
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| 
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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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| 
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| struct devlink;
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| struct devlink_linecard;
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| 
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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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| /**
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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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| /**
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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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| /**
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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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| /**
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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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| 
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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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| 
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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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| 
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| 	u32 tx_priority;
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| 	u32 tx_weight;
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| };
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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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| 	const struct devlink_port_ops *ops;
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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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| 
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| 	struct devlink_rate *devlink_rate;
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| 	struct devlink_linecard *linecard;
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| 	u32 rel_index;
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| };
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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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| /**
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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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| 
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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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| /**
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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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| /**
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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 determined 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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| /**
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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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|  * @field_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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| /**
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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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|  * @field_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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| /**
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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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| /**
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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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|  * @match_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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| /**
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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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| 
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| struct devlink_dpipe_table_ops;
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| 
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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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| 	/* private: */
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| 	struct list_head list;
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| 	/* public: */
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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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| 	const 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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| /**
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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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| /**
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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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| /**
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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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|  * @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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| 
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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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| 
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| typedef u64 devlink_resource_occ_get_t(void *priv);
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| 
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| #define DEVLINK_RESOURCE_ID_PARENT_TOP 0
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| 
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| #define DEVLINK_RESOURCE_GENERIC_NAME_PORTS "physical_ports"
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| 
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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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| 
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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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| 
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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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| /**
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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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| };
 | |
| 
 | |
| /**
 | |
|  * struct devlink_param - devlink configuration parameter data
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|  * @id: devlink parameter id number
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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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| 		   struct netlink_ext_ack *extack);
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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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| 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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| 	bool driverinit_value_new_valid;
 | |
| };
 | |
| 
 | |
| enum devlink_param_generic_id {
 | |
| 	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,
 | |
| 	DEVLINK_PARAM_GENERIC_ID_MSIX_VEC_PER_PF_MIN,
 | |
| 	DEVLINK_PARAM_GENERIC_ID_FW_LOAD_POLICY,
 | |
| 	DEVLINK_PARAM_GENERIC_ID_RESET_DEV_ON_DRV_PROBE,
 | |
| 	DEVLINK_PARAM_GENERIC_ID_ENABLE_ROCE,
 | |
| 	DEVLINK_PARAM_GENERIC_ID_ENABLE_REMOTE_DEV_RESET,
 | |
| 	DEVLINK_PARAM_GENERIC_ID_ENABLE_ETH,
 | |
| 	DEVLINK_PARAM_GENERIC_ID_ENABLE_RDMA,
 | |
| 	DEVLINK_PARAM_GENERIC_ID_ENABLE_VNET,
 | |
| 	DEVLINK_PARAM_GENERIC_ID_ENABLE_IWARP,
 | |
| 	DEVLINK_PARAM_GENERIC_ID_IO_EQ_SIZE,
 | |
| 	DEVLINK_PARAM_GENERIC_ID_EVENT_EQ_SIZE,
 | |
| 
 | |
| 	/* add new param generic ids above here*/
 | |
| 	__DEVLINK_PARAM_GENERIC_ID_MAX,
 | |
| 	DEVLINK_PARAM_GENERIC_ID_MAX = __DEVLINK_PARAM_GENERIC_ID_MAX - 1,
 | |
| };
 | |
| 
 | |
| #define DEVLINK_PARAM_GENERIC_INT_ERR_RESET_NAME "internal_error_reset"
 | |
| #define DEVLINK_PARAM_GENERIC_INT_ERR_RESET_TYPE DEVLINK_PARAM_TYPE_BOOL
 | |
| 
 | |
| #define DEVLINK_PARAM_GENERIC_MAX_MACS_NAME "max_macs"
 | |
| #define DEVLINK_PARAM_GENERIC_MAX_MACS_TYPE DEVLINK_PARAM_TYPE_U32
 | |
| 
 | |
| #define DEVLINK_PARAM_GENERIC_ENABLE_SRIOV_NAME "enable_sriov"
 | |
| #define DEVLINK_PARAM_GENERIC_ENABLE_SRIOV_TYPE DEVLINK_PARAM_TYPE_BOOL
 | |
| 
 | |
| #define DEVLINK_PARAM_GENERIC_REGION_SNAPSHOT_NAME "region_snapshot_enable"
 | |
| #define DEVLINK_PARAM_GENERIC_REGION_SNAPSHOT_TYPE DEVLINK_PARAM_TYPE_BOOL
 | |
| 
 | |
| #define DEVLINK_PARAM_GENERIC_IGNORE_ARI_NAME "ignore_ari"
 | |
| #define DEVLINK_PARAM_GENERIC_IGNORE_ARI_TYPE DEVLINK_PARAM_TYPE_BOOL
 | |
| 
 | |
| #define DEVLINK_PARAM_GENERIC_MSIX_VEC_PER_PF_MAX_NAME "msix_vec_per_pf_max"
 | |
| #define DEVLINK_PARAM_GENERIC_MSIX_VEC_PER_PF_MAX_TYPE DEVLINK_PARAM_TYPE_U32
 | |
| 
 | |
| #define DEVLINK_PARAM_GENERIC_MSIX_VEC_PER_PF_MIN_NAME "msix_vec_per_pf_min"
 | |
| #define DEVLINK_PARAM_GENERIC_MSIX_VEC_PER_PF_MIN_TYPE DEVLINK_PARAM_TYPE_U32
 | |
| 
 | |
| #define DEVLINK_PARAM_GENERIC_FW_LOAD_POLICY_NAME "fw_load_policy"
 | |
| #define DEVLINK_PARAM_GENERIC_FW_LOAD_POLICY_TYPE DEVLINK_PARAM_TYPE_U8
 | |
| 
 | |
| #define DEVLINK_PARAM_GENERIC_RESET_DEV_ON_DRV_PROBE_NAME \
 | |
| 	"reset_dev_on_drv_probe"
 | |
| #define DEVLINK_PARAM_GENERIC_RESET_DEV_ON_DRV_PROBE_TYPE DEVLINK_PARAM_TYPE_U8
 | |
| 
 | |
| #define DEVLINK_PARAM_GENERIC_ENABLE_ROCE_NAME "enable_roce"
 | |
| #define DEVLINK_PARAM_GENERIC_ENABLE_ROCE_TYPE DEVLINK_PARAM_TYPE_BOOL
 | |
| 
 | |
| #define DEVLINK_PARAM_GENERIC_ENABLE_REMOTE_DEV_RESET_NAME "enable_remote_dev_reset"
 | |
| #define DEVLINK_PARAM_GENERIC_ENABLE_REMOTE_DEV_RESET_TYPE DEVLINK_PARAM_TYPE_BOOL
 | |
| 
 | |
| #define DEVLINK_PARAM_GENERIC_ENABLE_ETH_NAME "enable_eth"
 | |
| #define DEVLINK_PARAM_GENERIC_ENABLE_ETH_TYPE DEVLINK_PARAM_TYPE_BOOL
 | |
| 
 | |
| #define DEVLINK_PARAM_GENERIC_ENABLE_RDMA_NAME "enable_rdma"
 | |
| #define DEVLINK_PARAM_GENERIC_ENABLE_RDMA_TYPE DEVLINK_PARAM_TYPE_BOOL
 | |
| 
 | |
| #define DEVLINK_PARAM_GENERIC_ENABLE_VNET_NAME "enable_vnet"
 | |
| #define DEVLINK_PARAM_GENERIC_ENABLE_VNET_TYPE DEVLINK_PARAM_TYPE_BOOL
 | |
| 
 | |
| #define DEVLINK_PARAM_GENERIC_ENABLE_IWARP_NAME "enable_iwarp"
 | |
| #define DEVLINK_PARAM_GENERIC_ENABLE_IWARP_TYPE DEVLINK_PARAM_TYPE_BOOL
 | |
| 
 | |
| #define DEVLINK_PARAM_GENERIC_IO_EQ_SIZE_NAME "io_eq_size"
 | |
| #define DEVLINK_PARAM_GENERIC_IO_EQ_SIZE_TYPE DEVLINK_PARAM_TYPE_U32
 | |
| 
 | |
| #define DEVLINK_PARAM_GENERIC_EVENT_EQ_SIZE_NAME "event_eq_size"
 | |
| #define DEVLINK_PARAM_GENERIC_EVENT_EQ_SIZE_TYPE DEVLINK_PARAM_TYPE_U32
 | |
| 
 | |
| #define DEVLINK_PARAM_GENERIC(_id, _cmodes, _get, _set, _validate)	\
 | |
| {									\
 | |
| 	.id = DEVLINK_PARAM_GENERIC_ID_##_id,				\
 | |
| 	.name = DEVLINK_PARAM_GENERIC_##_id##_NAME,			\
 | |
| 	.type = DEVLINK_PARAM_GENERIC_##_id##_TYPE,			\
 | |
| 	.generic = true,						\
 | |
| 	.supported_cmodes = _cmodes,					\
 | |
| 	.get = _get,							\
 | |
| 	.set = _set,							\
 | |
| 	.validate = _validate,						\
 | |
| }
 | |
| 
 | |
| #define DEVLINK_PARAM_DRIVER(_id, _name, _type, _cmodes, _get, _set, _validate)	\
 | |
| {									\
 | |
| 	.id = _id,							\
 | |
| 	.name = _name,							\
 | |
| 	.type = _type,							\
 | |
| 	.supported_cmodes = _cmodes,					\
 | |
| 	.get = _get,							\
 | |
| 	.set = _set,							\
 | |
| 	.validate = _validate,						\
 | |
| }
 | |
| 
 | |
| /* 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 of the board and its components */
 | |
| #define DEVLINK_INFO_VERSION_GENERIC_BOARD_PART_NUMBER	"board.part_number"
 | |
| 
 | |
| /* Part number, identifier of asic design */
 | |
| #define DEVLINK_INFO_VERSION_GENERIC_ASIC_ID	"asic.id"
 | |
| /* Revision of asic design */
 | |
| #define DEVLINK_INFO_VERSION_GENERIC_ASIC_REV	"asic.rev"
 | |
| 
 | |
| /* Overall FW version */
 | |
| #define DEVLINK_INFO_VERSION_GENERIC_FW		"fw"
 | |
| /* Control processor FW version */
 | |
| #define DEVLINK_INFO_VERSION_GENERIC_FW_MGMT	"fw.mgmt"
 | |
| /* FW interface specification version */
 | |
| #define DEVLINK_INFO_VERSION_GENERIC_FW_MGMT_API	"fw.mgmt.api"
 | |
| /* Data path microcode controlling high-speed packet processing */
 | |
| #define DEVLINK_INFO_VERSION_GENERIC_FW_APP	"fw.app"
 | |
| /* UNDI software version */
 | |
| #define DEVLINK_INFO_VERSION_GENERIC_FW_UNDI	"fw.undi"
 | |
| /* NCSI support/handler version */
 | |
| #define DEVLINK_INFO_VERSION_GENERIC_FW_NCSI	"fw.ncsi"
 | |
| /* FW parameter set id */
 | |
| #define DEVLINK_INFO_VERSION_GENERIC_FW_PSID	"fw.psid"
 | |
| /* RoCE FW version */
 | |
| #define DEVLINK_INFO_VERSION_GENERIC_FW_ROCE	"fw.roce"
 | |
| /* Firmware bundle identifier */
 | |
| #define DEVLINK_INFO_VERSION_GENERIC_FW_BUNDLE_ID	"fw.bundle_id"
 | |
| /* Bootloader */
 | |
| #define DEVLINK_INFO_VERSION_GENERIC_FW_BOOTLOADER	"fw.bootloader"
 | |
| 
 | |
| /**
 | |
|  * struct devlink_flash_update_params - Flash Update parameters
 | |
|  * @fw: pointer to the firmware data to update from
 | |
|  * @component: the flash component to update
 | |
|  * @overwrite_mask: which types of flash update are supported (may be %0)
 | |
|  *
 | |
|  * With the exception of fw, drivers must opt-in to parameters by
 | |
|  * setting the appropriate bit in the supported_flash_update_params field in
 | |
|  * their devlink_ops structure.
 | |
|  */
 | |
| struct devlink_flash_update_params {
 | |
| 	const struct firmware *fw;
 | |
| 	const char *component;
 | |
| 	u32 overwrite_mask;
 | |
| };
 | |
| 
 | |
| #define DEVLINK_SUPPORT_FLASH_UPDATE_OVERWRITE_MASK	BIT(0)
 | |
| 
 | |
| struct devlink_region;
 | |
| struct devlink_info_req;
 | |
| 
 | |
| /**
 | |
|  * struct devlink_region_ops - Region operations
 | |
|  * @name: region name
 | |
|  * @destructor: callback used to free snapshot memory when deleting
 | |
|  * @snapshot: callback to request an immediate snapshot. On success,
 | |
|  *            the data variable must be updated to point to the snapshot data.
 | |
|  *            The function will be called while the devlink instance lock is
 | |
|  *            held.
 | |
|  * @read: callback to directly read a portion of the region. On success,
 | |
|  *        the data pointer will be updated with the contents of the
 | |
|  *        requested portion of the region. The function will be called
 | |
|  *        while the devlink instance lock is held.
 | |
|  * @priv: Pointer to driver private data for the region operation
 | |
|  */
 | |
| struct devlink_region_ops {
 | |
| 	const char *name;
 | |
| 	void (*destructor)(const void *data);
 | |
| 	int (*snapshot)(struct devlink *devlink,
 | |
| 			const struct devlink_region_ops *ops,
 | |
| 			struct netlink_ext_ack *extack,
 | |
| 			u8 **data);
 | |
| 	int (*read)(struct devlink *devlink,
 | |
| 		    const struct devlink_region_ops *ops,
 | |
| 		    struct netlink_ext_ack *extack,
 | |
| 		    u64 offset, u32 size, u8 *data);
 | |
| 	void *priv;
 | |
| };
 | |
| 
 | |
| /**
 | |
|  * struct devlink_port_region_ops - Region operations for a port
 | |
|  * @name: region name
 | |
|  * @destructor: callback used to free snapshot memory when deleting
 | |
|  * @snapshot: callback to request an immediate snapshot. On success,
 | |
|  *            the data variable must be updated to point to the snapshot data.
 | |
|  *            The function will be called while the devlink instance lock is
 | |
|  *            held.
 | |
|  * @read: callback to directly read a portion of the region. On success,
 | |
|  *        the data pointer will be updated with the contents of the
 | |
|  *        requested portion of the region. The function will be called
 | |
|  *        while the devlink instance lock is held.
 | |
|  * @priv: Pointer to driver private data for the region operation
 | |
|  */
 | |
| struct devlink_port_region_ops {
 | |
| 	const char *name;
 | |
| 	void (*destructor)(const void *data);
 | |
| 	int (*snapshot)(struct devlink_port *port,
 | |
| 			const struct devlink_port_region_ops *ops,
 | |
| 			struct netlink_ext_ack *extack,
 | |
| 			u8 **data);
 | |
| 	int (*read)(struct devlink_port *port,
 | |
| 		    const struct devlink_port_region_ops *ops,
 | |
| 		    struct netlink_ext_ack *extack,
 | |
| 		    u64 offset, u32 size, u8 *data);
 | |
| 	void *priv;
 | |
| };
 | |
| 
 | |
| struct devlink_fmsg;
 | |
| struct devlink_health_reporter;
 | |
| 
 | |
| enum devlink_health_reporter_state {
 | |
| 	DEVLINK_HEALTH_REPORTER_STATE_HEALTHY,
 | |
| 	DEVLINK_HEALTH_REPORTER_STATE_ERROR,
 | |
| };
 | |
| 
 | |
| /**
 | |
|  * struct devlink_health_reporter_ops - Reporter operations
 | |
|  * @name: reporter name
 | |
|  * @recover: callback to recover from reported error
 | |
|  *           if priv_ctx is NULL, run a full recover
 | |
|  * @dump: callback to dump an object
 | |
|  *        if priv_ctx is NULL, run a full dump
 | |
|  * @diagnose: callback to diagnose the current status
 | |
|  * @test: callback to trigger a test event
 | |
|  */
 | |
| 
 | |
| struct devlink_health_reporter_ops {
 | |
| 	char *name;
 | |
| 	int (*recover)(struct devlink_health_reporter *reporter,
 | |
| 		       void *priv_ctx, struct netlink_ext_ack *extack);
 | |
| 	int (*dump)(struct devlink_health_reporter *reporter,
 | |
| 		    struct devlink_fmsg *fmsg, void *priv_ctx,
 | |
| 		    struct netlink_ext_ack *extack);
 | |
| 	int (*diagnose)(struct devlink_health_reporter *reporter,
 | |
| 			struct devlink_fmsg *fmsg,
 | |
| 			struct netlink_ext_ack *extack);
 | |
| 	int (*test)(struct devlink_health_reporter *reporter,
 | |
| 		    struct netlink_ext_ack *extack);
 | |
| };
 | |
| 
 | |
| /**
 | |
|  * struct devlink_trap_metadata - Packet trap metadata.
 | |
|  * @trap_name: Trap name.
 | |
|  * @trap_group_name: Trap group name.
 | |
|  * @input_dev: Input netdevice.
 | |
|  * @dev_tracker: refcount tracker for @input_dev.
 | |
|  * @fa_cookie: Flow action user cookie.
 | |
|  * @trap_type: Trap type.
 | |
|  */
 | |
| struct devlink_trap_metadata {
 | |
| 	const char *trap_name;
 | |
| 	const char *trap_group_name;
 | |
| 
 | |
| 	struct net_device *input_dev;
 | |
| 	netdevice_tracker dev_tracker;
 | |
| 
 | |
| 	const struct flow_action_cookie *fa_cookie;
 | |
| 	enum devlink_trap_type trap_type;
 | |
| };
 | |
| 
 | |
| /**
 | |
|  * struct devlink_trap_policer - Immutable packet trap policer attributes.
 | |
|  * @id: Policer identifier.
 | |
|  * @init_rate: Initial rate in packets / sec.
 | |
|  * @init_burst: Initial burst size in packets.
 | |
|  * @max_rate: Maximum rate.
 | |
|  * @min_rate: Minimum rate.
 | |
|  * @max_burst: Maximum burst size.
 | |
|  * @min_burst: Minimum burst size.
 | |
|  *
 | |
|  * Describes immutable attributes of packet trap policers that drivers register
 | |
|  * with devlink.
 | |
|  */
 | |
| struct devlink_trap_policer {
 | |
| 	u32 id;
 | |
| 	u64 init_rate;
 | |
| 	u64 init_burst;
 | |
| 	u64 max_rate;
 | |
| 	u64 min_rate;
 | |
| 	u64 max_burst;
 | |
| 	u64 min_burst;
 | |
| };
 | |
| 
 | |
| /**
 | |
|  * struct devlink_trap_group - Immutable packet trap group attributes.
 | |
|  * @name: Trap group name.
 | |
|  * @id: Trap group identifier.
 | |
|  * @generic: Whether the trap group is generic or not.
 | |
|  * @init_policer_id: Initial policer identifier.
 | |
|  *
 | |
|  * Describes immutable attributes of packet trap groups that drivers register
 | |
|  * with devlink.
 | |
|  */
 | |
| struct devlink_trap_group {
 | |
| 	const char *name;
 | |
| 	u16 id;
 | |
| 	bool generic;
 | |
| 	u32 init_policer_id;
 | |
| };
 | |
| 
 | |
| #define DEVLINK_TRAP_METADATA_TYPE_F_IN_PORT	BIT(0)
 | |
| #define DEVLINK_TRAP_METADATA_TYPE_F_FA_COOKIE	BIT(1)
 | |
| 
 | |
| /**
 | |
|  * struct devlink_trap - Immutable packet trap attributes.
 | |
|  * @type: Trap type.
 | |
|  * @init_action: Initial trap action.
 | |
|  * @generic: Whether the trap is generic or not.
 | |
|  * @id: Trap identifier.
 | |
|  * @name: Trap name.
 | |
|  * @init_group_id: Initial group identifier.
 | |
|  * @metadata_cap: Metadata types that can be provided by the trap.
 | |
|  *
 | |
|  * Describes immutable attributes of packet traps that drivers register with
 | |
|  * devlink.
 | |
|  */
 | |
| struct devlink_trap {
 | |
| 	enum devlink_trap_type type;
 | |
| 	enum devlink_trap_action init_action;
 | |
| 	bool generic;
 | |
| 	u16 id;
 | |
| 	const char *name;
 | |
| 	u16 init_group_id;
 | |
| 	u32 metadata_cap;
 | |
| };
 | |
| 
 | |
| /* All traps must be documented in
 | |
|  * Documentation/networking/devlink/devlink-trap.rst
 | |
|  */
 | |
| enum devlink_trap_generic_id {
 | |
| 	DEVLINK_TRAP_GENERIC_ID_SMAC_MC,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_VLAN_TAG_MISMATCH,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_INGRESS_VLAN_FILTER,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_INGRESS_STP_FILTER,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_EMPTY_TX_LIST,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_PORT_LOOPBACK_FILTER,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_BLACKHOLE_ROUTE,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_TTL_ERROR,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_TAIL_DROP,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_NON_IP_PACKET,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_UC_DIP_MC_DMAC,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_DIP_LB,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_SIP_MC,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_SIP_LB,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_CORRUPTED_IP_HDR,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_IPV4_SIP_BC,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_IPV6_MC_DIP_RESERVED_SCOPE,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_IPV6_MC_DIP_INTERFACE_LOCAL_SCOPE,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_MTU_ERROR,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_UNRESOLVED_NEIGH,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_RPF,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_REJECT_ROUTE,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_IPV4_LPM_UNICAST_MISS,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_IPV6_LPM_UNICAST_MISS,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_NON_ROUTABLE,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_DECAP_ERROR,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_OVERLAY_SMAC_MC,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_INGRESS_FLOW_ACTION_DROP,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_EGRESS_FLOW_ACTION_DROP,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_STP,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_LACP,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_LLDP,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_IGMP_QUERY,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_IGMP_V1_REPORT,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_IGMP_V2_REPORT,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_IGMP_V3_REPORT,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_IGMP_V2_LEAVE,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_MLD_QUERY,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_MLD_V1_REPORT,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_MLD_V2_REPORT,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_MLD_V1_DONE,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_IPV4_DHCP,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_IPV6_DHCP,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_ARP_REQUEST,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_ARP_RESPONSE,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_ARP_OVERLAY,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_IPV6_NEIGH_SOLICIT,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_IPV6_NEIGH_ADVERT,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_IPV4_BFD,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_IPV6_BFD,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_IPV4_OSPF,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_IPV6_OSPF,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_IPV4_BGP,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_IPV6_BGP,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_IPV4_VRRP,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_IPV6_VRRP,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_IPV4_PIM,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_IPV6_PIM,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_UC_LB,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_LOCAL_ROUTE,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_EXTERNAL_ROUTE,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_IPV6_UC_DIP_LINK_LOCAL_SCOPE,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_IPV6_DIP_ALL_NODES,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_IPV6_DIP_ALL_ROUTERS,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_IPV6_ROUTER_SOLICIT,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_IPV6_ROUTER_ADVERT,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_IPV6_REDIRECT,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_IPV4_ROUTER_ALERT,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_IPV6_ROUTER_ALERT,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_PTP_EVENT,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_PTP_GENERAL,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_FLOW_ACTION_SAMPLE,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_FLOW_ACTION_TRAP,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_EARLY_DROP,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_VXLAN_PARSING,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_LLC_SNAP_PARSING,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_VLAN_PARSING,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_PPPOE_PPP_PARSING,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_MPLS_PARSING,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_ARP_PARSING,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_IP_1_PARSING,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_IP_N_PARSING,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_GRE_PARSING,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_UDP_PARSING,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_TCP_PARSING,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_IPSEC_PARSING,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_SCTP_PARSING,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_DCCP_PARSING,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_GTP_PARSING,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_ESP_PARSING,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_BLACKHOLE_NEXTHOP,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_DMAC_FILTER,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_EAPOL,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_LOCKED_PORT,
 | |
| 
 | |
| 	/* Add new generic trap IDs above */
 | |
| 	__DEVLINK_TRAP_GENERIC_ID_MAX,
 | |
| 	DEVLINK_TRAP_GENERIC_ID_MAX = __DEVLINK_TRAP_GENERIC_ID_MAX - 1,
 | |
| };
 | |
| 
 | |
| /* All trap groups must be documented in
 | |
|  * Documentation/networking/devlink/devlink-trap.rst
 | |
|  */
 | |
| enum devlink_trap_group_generic_id {
 | |
| 	DEVLINK_TRAP_GROUP_GENERIC_ID_L2_DROPS,
 | |
| 	DEVLINK_TRAP_GROUP_GENERIC_ID_L3_DROPS,
 | |
| 	DEVLINK_TRAP_GROUP_GENERIC_ID_L3_EXCEPTIONS,
 | |
| 	DEVLINK_TRAP_GROUP_GENERIC_ID_BUFFER_DROPS,
 | |
| 	DEVLINK_TRAP_GROUP_GENERIC_ID_TUNNEL_DROPS,
 | |
| 	DEVLINK_TRAP_GROUP_GENERIC_ID_ACL_DROPS,
 | |
| 	DEVLINK_TRAP_GROUP_GENERIC_ID_STP,
 | |
| 	DEVLINK_TRAP_GROUP_GENERIC_ID_LACP,
 | |
| 	DEVLINK_TRAP_GROUP_GENERIC_ID_LLDP,
 | |
| 	DEVLINK_TRAP_GROUP_GENERIC_ID_MC_SNOOPING,
 | |
| 	DEVLINK_TRAP_GROUP_GENERIC_ID_DHCP,
 | |
| 	DEVLINK_TRAP_GROUP_GENERIC_ID_NEIGH_DISCOVERY,
 | |
| 	DEVLINK_TRAP_GROUP_GENERIC_ID_BFD,
 | |
| 	DEVLINK_TRAP_GROUP_GENERIC_ID_OSPF,
 | |
| 	DEVLINK_TRAP_GROUP_GENERIC_ID_BGP,
 | |
| 	DEVLINK_TRAP_GROUP_GENERIC_ID_VRRP,
 | |
| 	DEVLINK_TRAP_GROUP_GENERIC_ID_PIM,
 | |
| 	DEVLINK_TRAP_GROUP_GENERIC_ID_UC_LB,
 | |
| 	DEVLINK_TRAP_GROUP_GENERIC_ID_LOCAL_DELIVERY,
 | |
| 	DEVLINK_TRAP_GROUP_GENERIC_ID_EXTERNAL_DELIVERY,
 | |
| 	DEVLINK_TRAP_GROUP_GENERIC_ID_IPV6,
 | |
| 	DEVLINK_TRAP_GROUP_GENERIC_ID_PTP_EVENT,
 | |
| 	DEVLINK_TRAP_GROUP_GENERIC_ID_PTP_GENERAL,
 | |
| 	DEVLINK_TRAP_GROUP_GENERIC_ID_ACL_SAMPLE,
 | |
| 	DEVLINK_TRAP_GROUP_GENERIC_ID_ACL_TRAP,
 | |
| 	DEVLINK_TRAP_GROUP_GENERIC_ID_PARSER_ERROR_DROPS,
 | |
| 	DEVLINK_TRAP_GROUP_GENERIC_ID_EAPOL,
 | |
| 
 | |
| 	/* Add new generic trap group IDs above */
 | |
| 	__DEVLINK_TRAP_GROUP_GENERIC_ID_MAX,
 | |
| 	DEVLINK_TRAP_GROUP_GENERIC_ID_MAX =
 | |
| 		__DEVLINK_TRAP_GROUP_GENERIC_ID_MAX - 1,
 | |
| };
 | |
| 
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_SMAC_MC \
 | |
| 	"source_mac_is_multicast"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_VLAN_TAG_MISMATCH \
 | |
| 	"vlan_tag_mismatch"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_INGRESS_VLAN_FILTER \
 | |
| 	"ingress_vlan_filter"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_INGRESS_STP_FILTER \
 | |
| 	"ingress_spanning_tree_filter"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_EMPTY_TX_LIST \
 | |
| 	"port_list_is_empty"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_PORT_LOOPBACK_FILTER \
 | |
| 	"port_loopback_filter"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_BLACKHOLE_ROUTE \
 | |
| 	"blackhole_route"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_TTL_ERROR \
 | |
| 	"ttl_value_is_too_small"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_TAIL_DROP \
 | |
| 	"tail_drop"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_NON_IP_PACKET \
 | |
| 	"non_ip"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_UC_DIP_MC_DMAC \
 | |
| 	"uc_dip_over_mc_dmac"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_DIP_LB \
 | |
| 	"dip_is_loopback_address"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_SIP_MC \
 | |
| 	"sip_is_mc"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_SIP_LB \
 | |
| 	"sip_is_loopback_address"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_CORRUPTED_IP_HDR \
 | |
| 	"ip_header_corrupted"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_IPV4_SIP_BC \
 | |
| 	"ipv4_sip_is_limited_bc"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_IPV6_MC_DIP_RESERVED_SCOPE \
 | |
| 	"ipv6_mc_dip_reserved_scope"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_IPV6_MC_DIP_INTERFACE_LOCAL_SCOPE \
 | |
| 	"ipv6_mc_dip_interface_local_scope"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_MTU_ERROR \
 | |
| 	"mtu_value_is_too_small"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_UNRESOLVED_NEIGH \
 | |
| 	"unresolved_neigh"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_RPF \
 | |
| 	"mc_reverse_path_forwarding"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_REJECT_ROUTE \
 | |
| 	"reject_route"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_IPV4_LPM_UNICAST_MISS \
 | |
| 	"ipv4_lpm_miss"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_IPV6_LPM_UNICAST_MISS \
 | |
| 	"ipv6_lpm_miss"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_NON_ROUTABLE \
 | |
| 	"non_routable_packet"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_DECAP_ERROR \
 | |
| 	"decap_error"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_OVERLAY_SMAC_MC \
 | |
| 	"overlay_smac_is_mc"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_INGRESS_FLOW_ACTION_DROP \
 | |
| 	"ingress_flow_action_drop"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_EGRESS_FLOW_ACTION_DROP \
 | |
| 	"egress_flow_action_drop"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_STP \
 | |
| 	"stp"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_LACP \
 | |
| 	"lacp"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_LLDP \
 | |
| 	"lldp"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_IGMP_QUERY \
 | |
| 	"igmp_query"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_IGMP_V1_REPORT \
 | |
| 	"igmp_v1_report"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_IGMP_V2_REPORT \
 | |
| 	"igmp_v2_report"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_IGMP_V3_REPORT \
 | |
| 	"igmp_v3_report"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_IGMP_V2_LEAVE \
 | |
| 	"igmp_v2_leave"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_MLD_QUERY \
 | |
| 	"mld_query"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_MLD_V1_REPORT \
 | |
| 	"mld_v1_report"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_MLD_V2_REPORT \
 | |
| 	"mld_v2_report"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_MLD_V1_DONE \
 | |
| 	"mld_v1_done"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_IPV4_DHCP \
 | |
| 	"ipv4_dhcp"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_IPV6_DHCP \
 | |
| 	"ipv6_dhcp"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_ARP_REQUEST \
 | |
| 	"arp_request"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_ARP_RESPONSE \
 | |
| 	"arp_response"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_ARP_OVERLAY \
 | |
| 	"arp_overlay"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_IPV6_NEIGH_SOLICIT \
 | |
| 	"ipv6_neigh_solicit"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_IPV6_NEIGH_ADVERT \
 | |
| 	"ipv6_neigh_advert"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_IPV4_BFD \
 | |
| 	"ipv4_bfd"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_IPV6_BFD \
 | |
| 	"ipv6_bfd"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_IPV4_OSPF \
 | |
| 	"ipv4_ospf"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_IPV6_OSPF \
 | |
| 	"ipv6_ospf"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_IPV4_BGP \
 | |
| 	"ipv4_bgp"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_IPV6_BGP \
 | |
| 	"ipv6_bgp"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_IPV4_VRRP \
 | |
| 	"ipv4_vrrp"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_IPV6_VRRP \
 | |
| 	"ipv6_vrrp"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_IPV4_PIM \
 | |
| 	"ipv4_pim"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_IPV6_PIM \
 | |
| 	"ipv6_pim"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_UC_LB \
 | |
| 	"uc_loopback"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_LOCAL_ROUTE \
 | |
| 	"local_route"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_EXTERNAL_ROUTE \
 | |
| 	"external_route"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_IPV6_UC_DIP_LINK_LOCAL_SCOPE \
 | |
| 	"ipv6_uc_dip_link_local_scope"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_IPV6_DIP_ALL_NODES \
 | |
| 	"ipv6_dip_all_nodes"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_IPV6_DIP_ALL_ROUTERS \
 | |
| 	"ipv6_dip_all_routers"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_IPV6_ROUTER_SOLICIT \
 | |
| 	"ipv6_router_solicit"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_IPV6_ROUTER_ADVERT \
 | |
| 	"ipv6_router_advert"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_IPV6_REDIRECT \
 | |
| 	"ipv6_redirect"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_IPV4_ROUTER_ALERT \
 | |
| 	"ipv4_router_alert"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_IPV6_ROUTER_ALERT \
 | |
| 	"ipv6_router_alert"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_PTP_EVENT \
 | |
| 	"ptp_event"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_PTP_GENERAL \
 | |
| 	"ptp_general"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_FLOW_ACTION_SAMPLE \
 | |
| 	"flow_action_sample"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_FLOW_ACTION_TRAP \
 | |
| 	"flow_action_trap"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_EARLY_DROP \
 | |
| 	"early_drop"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_VXLAN_PARSING \
 | |
| 	"vxlan_parsing"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_LLC_SNAP_PARSING \
 | |
| 	"llc_snap_parsing"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_VLAN_PARSING \
 | |
| 	"vlan_parsing"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_PPPOE_PPP_PARSING \
 | |
| 	"pppoe_ppp_parsing"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_MPLS_PARSING \
 | |
| 	"mpls_parsing"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_ARP_PARSING \
 | |
| 	"arp_parsing"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_IP_1_PARSING \
 | |
| 	"ip_1_parsing"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_IP_N_PARSING \
 | |
| 	"ip_n_parsing"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_GRE_PARSING \
 | |
| 	"gre_parsing"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_UDP_PARSING \
 | |
| 	"udp_parsing"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_TCP_PARSING \
 | |
| 	"tcp_parsing"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_IPSEC_PARSING \
 | |
| 	"ipsec_parsing"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_SCTP_PARSING \
 | |
| 	"sctp_parsing"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_DCCP_PARSING \
 | |
| 	"dccp_parsing"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_GTP_PARSING \
 | |
| 	"gtp_parsing"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_ESP_PARSING \
 | |
| 	"esp_parsing"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_BLACKHOLE_NEXTHOP \
 | |
| 	"blackhole_nexthop"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_DMAC_FILTER \
 | |
| 	"dmac_filter"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_EAPOL \
 | |
| 	"eapol"
 | |
| #define DEVLINK_TRAP_GENERIC_NAME_LOCKED_PORT \
 | |
| 	"locked_port"
 | |
| 
 | |
| #define DEVLINK_TRAP_GROUP_GENERIC_NAME_L2_DROPS \
 | |
| 	"l2_drops"
 | |
| #define DEVLINK_TRAP_GROUP_GENERIC_NAME_L3_DROPS \
 | |
| 	"l3_drops"
 | |
| #define DEVLINK_TRAP_GROUP_GENERIC_NAME_L3_EXCEPTIONS \
 | |
| 	"l3_exceptions"
 | |
| #define DEVLINK_TRAP_GROUP_GENERIC_NAME_BUFFER_DROPS \
 | |
| 	"buffer_drops"
 | |
| #define DEVLINK_TRAP_GROUP_GENERIC_NAME_TUNNEL_DROPS \
 | |
| 	"tunnel_drops"
 | |
| #define DEVLINK_TRAP_GROUP_GENERIC_NAME_ACL_DROPS \
 | |
| 	"acl_drops"
 | |
| #define DEVLINK_TRAP_GROUP_GENERIC_NAME_STP \
 | |
| 	"stp"
 | |
| #define DEVLINK_TRAP_GROUP_GENERIC_NAME_LACP \
 | |
| 	"lacp"
 | |
| #define DEVLINK_TRAP_GROUP_GENERIC_NAME_LLDP \
 | |
| 	"lldp"
 | |
| #define DEVLINK_TRAP_GROUP_GENERIC_NAME_MC_SNOOPING  \
 | |
| 	"mc_snooping"
 | |
| #define DEVLINK_TRAP_GROUP_GENERIC_NAME_DHCP \
 | |
| 	"dhcp"
 | |
| #define DEVLINK_TRAP_GROUP_GENERIC_NAME_NEIGH_DISCOVERY \
 | |
| 	"neigh_discovery"
 | |
| #define DEVLINK_TRAP_GROUP_GENERIC_NAME_BFD \
 | |
| 	"bfd"
 | |
| #define DEVLINK_TRAP_GROUP_GENERIC_NAME_OSPF \
 | |
| 	"ospf"
 | |
| #define DEVLINK_TRAP_GROUP_GENERIC_NAME_BGP \
 | |
| 	"bgp"
 | |
| #define DEVLINK_TRAP_GROUP_GENERIC_NAME_VRRP \
 | |
| 	"vrrp"
 | |
| #define DEVLINK_TRAP_GROUP_GENERIC_NAME_PIM \
 | |
| 	"pim"
 | |
| #define DEVLINK_TRAP_GROUP_GENERIC_NAME_UC_LB \
 | |
| 	"uc_loopback"
 | |
| #define DEVLINK_TRAP_GROUP_GENERIC_NAME_LOCAL_DELIVERY \
 | |
| 	"local_delivery"
 | |
| #define DEVLINK_TRAP_GROUP_GENERIC_NAME_EXTERNAL_DELIVERY \
 | |
| 	"external_delivery"
 | |
| #define DEVLINK_TRAP_GROUP_GENERIC_NAME_IPV6 \
 | |
| 	"ipv6"
 | |
| #define DEVLINK_TRAP_GROUP_GENERIC_NAME_PTP_EVENT \
 | |
| 	"ptp_event"
 | |
| #define DEVLINK_TRAP_GROUP_GENERIC_NAME_PTP_GENERAL \
 | |
| 	"ptp_general"
 | |
| #define DEVLINK_TRAP_GROUP_GENERIC_NAME_ACL_SAMPLE \
 | |
| 	"acl_sample"
 | |
| #define DEVLINK_TRAP_GROUP_GENERIC_NAME_ACL_TRAP \
 | |
| 	"acl_trap"
 | |
| #define DEVLINK_TRAP_GROUP_GENERIC_NAME_PARSER_ERROR_DROPS \
 | |
| 	"parser_error_drops"
 | |
| #define DEVLINK_TRAP_GROUP_GENERIC_NAME_EAPOL \
 | |
| 	"eapol"
 | |
| 
 | |
| #define DEVLINK_TRAP_GENERIC(_type, _init_action, _id, _group_id,	      \
 | |
| 			     _metadata_cap)				      \
 | |
| 	{								      \
 | |
| 		.type = DEVLINK_TRAP_TYPE_##_type,			      \
 | |
| 		.init_action = DEVLINK_TRAP_ACTION_##_init_action,	      \
 | |
| 		.generic = true,					      \
 | |
| 		.id = DEVLINK_TRAP_GENERIC_ID_##_id,			      \
 | |
| 		.name = DEVLINK_TRAP_GENERIC_NAME_##_id,		      \
 | |
| 		.init_group_id = _group_id,				      \
 | |
| 		.metadata_cap = _metadata_cap,				      \
 | |
| 	}
 | |
| 
 | |
| #define DEVLINK_TRAP_DRIVER(_type, _init_action, _id, _name, _group_id,	      \
 | |
| 			    _metadata_cap)				      \
 | |
| 	{								      \
 | |
| 		.type = DEVLINK_TRAP_TYPE_##_type,			      \
 | |
| 		.init_action = DEVLINK_TRAP_ACTION_##_init_action,	      \
 | |
| 		.generic = false,					      \
 | |
| 		.id = _id,						      \
 | |
| 		.name = _name,						      \
 | |
| 		.init_group_id = _group_id,				      \
 | |
| 		.metadata_cap = _metadata_cap,				      \
 | |
| 	}
 | |
| 
 | |
| #define DEVLINK_TRAP_GROUP_GENERIC(_id, _policer_id)			      \
 | |
| 	{								      \
 | |
| 		.name = DEVLINK_TRAP_GROUP_GENERIC_NAME_##_id,		      \
 | |
| 		.id = DEVLINK_TRAP_GROUP_GENERIC_ID_##_id,		      \
 | |
| 		.generic = true,					      \
 | |
| 		.init_policer_id = _policer_id,				      \
 | |
| 	}
 | |
| 
 | |
| #define DEVLINK_TRAP_POLICER(_id, _rate, _burst, _max_rate, _min_rate,	      \
 | |
| 			     _max_burst, _min_burst)			      \
 | |
| 	{								      \
 | |
| 		.id = _id,						      \
 | |
| 		.init_rate = _rate,					      \
 | |
| 		.init_burst = _burst,					      \
 | |
| 		.max_rate = _max_rate,					      \
 | |
| 		.min_rate = _min_rate,					      \
 | |
| 		.max_burst = _max_burst,				      \
 | |
| 		.min_burst = _min_burst,				      \
 | |
| 	}
 | |
| 
 | |
| enum {
 | |
| 	/* device supports reload operations */
 | |
| 	DEVLINK_F_RELOAD = 1UL << 0,
 | |
| };
 | |
| 
 | |
| struct devlink_ops {
 | |
| 	/**
 | |
| 	 * @supported_flash_update_params:
 | |
| 	 * mask of parameters supported by the driver's .flash_update
 | |
| 	 * implementation.
 | |
| 	 */
 | |
| 	u32 supported_flash_update_params;
 | |
| 	unsigned long reload_actions;
 | |
| 	unsigned long reload_limits;
 | |
| 	int (*reload_down)(struct devlink *devlink, bool netns_change,
 | |
| 			   enum devlink_reload_action action,
 | |
| 			   enum devlink_reload_limit limit,
 | |
| 			   struct netlink_ext_ack *extack);
 | |
| 	int (*reload_up)(struct devlink *devlink, enum devlink_reload_action action,
 | |
| 			 enum devlink_reload_limit limit, u32 *actions_performed,
 | |
| 			 struct netlink_ext_ack *extack);
 | |
| 	int (*sb_pool_get)(struct devlink *devlink, unsigned int sb_index,
 | |
| 			   u16 pool_index,
 | |
| 			   struct devlink_sb_pool_info *pool_info);
 | |
| 	int (*sb_pool_set)(struct devlink *devlink, unsigned int sb_index,
 | |
| 			   u16 pool_index, u32 size,
 | |
| 			   enum devlink_sb_threshold_type threshold_type,
 | |
| 			   struct netlink_ext_ack *extack);
 | |
| 	int (*sb_port_pool_get)(struct devlink_port *devlink_port,
 | |
| 				unsigned int sb_index, u16 pool_index,
 | |
| 				u32 *p_threshold);
 | |
| 	int (*sb_port_pool_set)(struct devlink_port *devlink_port,
 | |
| 				unsigned int sb_index, u16 pool_index,
 | |
| 				u32 threshold, struct netlink_ext_ack *extack);
 | |
| 	int (*sb_tc_pool_bind_get)(struct devlink_port *devlink_port,
 | |
| 				   unsigned int sb_index,
 | |
| 				   u16 tc_index,
 | |
| 				   enum devlink_sb_pool_type pool_type,
 | |
| 				   u16 *p_pool_index, u32 *p_threshold);
 | |
| 	int (*sb_tc_pool_bind_set)(struct devlink_port *devlink_port,
 | |
| 				   unsigned int sb_index,
 | |
| 				   u16 tc_index,
 | |
| 				   enum devlink_sb_pool_type pool_type,
 | |
| 				   u16 pool_index, u32 threshold,
 | |
| 				   struct netlink_ext_ack *extack);
 | |
| 	int (*sb_occ_snapshot)(struct devlink *devlink,
 | |
| 			       unsigned int sb_index);
 | |
| 	int (*sb_occ_max_clear)(struct devlink *devlink,
 | |
| 				unsigned int sb_index);
 | |
| 	int (*sb_occ_port_pool_get)(struct devlink_port *devlink_port,
 | |
| 				    unsigned int sb_index, u16 pool_index,
 | |
| 				    u32 *p_cur, u32 *p_max);
 | |
| 	int (*sb_occ_tc_port_bind_get)(struct devlink_port *devlink_port,
 | |
| 				       unsigned int sb_index,
 | |
| 				       u16 tc_index,
 | |
| 				       enum devlink_sb_pool_type pool_type,
 | |
| 				       u32 *p_cur, u32 *p_max);
 | |
| 
 | |
| 	int (*eswitch_mode_get)(struct devlink *devlink, u16 *p_mode);
 | |
| 	int (*eswitch_mode_set)(struct devlink *devlink, u16 mode,
 | |
| 				struct netlink_ext_ack *extack);
 | |
| 	int (*eswitch_inline_mode_get)(struct devlink *devlink, u8 *p_inline_mode);
 | |
| 	int (*eswitch_inline_mode_set)(struct devlink *devlink, u8 inline_mode,
 | |
| 				       struct netlink_ext_ack *extack);
 | |
| 	int (*eswitch_encap_mode_get)(struct devlink *devlink,
 | |
| 				      enum devlink_eswitch_encap_mode *p_encap_mode);
 | |
| 	int (*eswitch_encap_mode_set)(struct devlink *devlink,
 | |
| 				      enum devlink_eswitch_encap_mode encap_mode,
 | |
| 				      struct netlink_ext_ack *extack);
 | |
| 	int (*info_get)(struct devlink *devlink, struct devlink_info_req *req,
 | |
| 			struct netlink_ext_ack *extack);
 | |
| 	/**
 | |
| 	 * @flash_update: Device flash update function
 | |
| 	 *
 | |
| 	 * Used to perform a flash update for the device. The set of
 | |
| 	 * parameters supported by the driver should be set in
 | |
| 	 * supported_flash_update_params.
 | |
| 	 */
 | |
| 	int (*flash_update)(struct devlink *devlink,
 | |
| 			    struct devlink_flash_update_params *params,
 | |
| 			    struct netlink_ext_ack *extack);
 | |
| 	/**
 | |
| 	 * @trap_init: Trap initialization function.
 | |
| 	 *
 | |
| 	 * Should be used by device drivers to initialize the trap in the
 | |
| 	 * underlying device. Drivers should also store the provided trap
 | |
| 	 * context, so that they could efficiently pass it to
 | |
| 	 * devlink_trap_report() when the trap is triggered.
 | |
| 	 */
 | |
| 	int (*trap_init)(struct devlink *devlink,
 | |
| 			 const struct devlink_trap *trap, void *trap_ctx);
 | |
| 	/**
 | |
| 	 * @trap_fini: Trap de-initialization function.
 | |
| 	 *
 | |
| 	 * Should be used by device drivers to de-initialize the trap in the
 | |
| 	 * underlying device.
 | |
| 	 */
 | |
| 	void (*trap_fini)(struct devlink *devlink,
 | |
| 			  const struct devlink_trap *trap, void *trap_ctx);
 | |
| 	/**
 | |
| 	 * @trap_action_set: Trap action set function.
 | |
| 	 */
 | |
| 	int (*trap_action_set)(struct devlink *devlink,
 | |
| 			       const struct devlink_trap *trap,
 | |
| 			       enum devlink_trap_action action,
 | |
| 			       struct netlink_ext_ack *extack);
 | |
| 	/**
 | |
| 	 * @trap_group_init: Trap group initialization function.
 | |
| 	 *
 | |
| 	 * Should be used by device drivers to initialize the trap group in the
 | |
| 	 * underlying device.
 | |
| 	 */
 | |
| 	int (*trap_group_init)(struct devlink *devlink,
 | |
| 			       const struct devlink_trap_group *group);
 | |
| 	/**
 | |
| 	 * @trap_group_set: Trap group parameters set function.
 | |
| 	 *
 | |
| 	 * Note: @policer can be NULL when a policer is being unbound from
 | |
| 	 * @group.
 | |
| 	 */
 | |
| 	int (*trap_group_set)(struct devlink *devlink,
 | |
| 			      const struct devlink_trap_group *group,
 | |
| 			      const struct devlink_trap_policer *policer,
 | |
| 			      struct netlink_ext_ack *extack);
 | |
| 	/**
 | |
| 	 * @trap_group_action_set: Trap group action set function.
 | |
| 	 *
 | |
| 	 * If this callback is populated, it will take precedence over looping
 | |
| 	 * over all traps in a group and calling .trap_action_set().
 | |
| 	 */
 | |
| 	int (*trap_group_action_set)(struct devlink *devlink,
 | |
| 				     const struct devlink_trap_group *group,
 | |
| 				     enum devlink_trap_action action,
 | |
| 				     struct netlink_ext_ack *extack);
 | |
| 	/**
 | |
| 	 * @trap_drop_counter_get: Trap drop counter get function.
 | |
| 	 *
 | |
| 	 * Should be used by device drivers to report number of packets
 | |
| 	 * that have been dropped, and cannot be passed to the devlink
 | |
| 	 * subsystem by the underlying device.
 | |
| 	 */
 | |
| 	int (*trap_drop_counter_get)(struct devlink *devlink,
 | |
| 				     const struct devlink_trap *trap,
 | |
| 				     u64 *p_drops);
 | |
| 	/**
 | |
| 	 * @trap_policer_init: Trap policer initialization function.
 | |
| 	 *
 | |
| 	 * Should be used by device drivers to initialize the trap policer in
 | |
| 	 * the underlying device.
 | |
| 	 */
 | |
| 	int (*trap_policer_init)(struct devlink *devlink,
 | |
| 				 const struct devlink_trap_policer *policer);
 | |
| 	/**
 | |
| 	 * @trap_policer_fini: Trap policer de-initialization function.
 | |
| 	 *
 | |
| 	 * Should be used by device drivers to de-initialize the trap policer
 | |
| 	 * in the underlying device.
 | |
| 	 */
 | |
| 	void (*trap_policer_fini)(struct devlink *devlink,
 | |
| 				  const struct devlink_trap_policer *policer);
 | |
| 	/**
 | |
| 	 * @trap_policer_set: Trap policer parameters set function.
 | |
| 	 */
 | |
| 	int (*trap_policer_set)(struct devlink *devlink,
 | |
| 				const struct devlink_trap_policer *policer,
 | |
| 				u64 rate, u64 burst,
 | |
| 				struct netlink_ext_ack *extack);
 | |
| 	/**
 | |
| 	 * @trap_policer_counter_get: Trap policer counter get function.
 | |
| 	 *
 | |
| 	 * Should be used by device drivers to report number of packets dropped
 | |
| 	 * by the policer.
 | |
| 	 */
 | |
| 	int (*trap_policer_counter_get)(struct devlink *devlink,
 | |
| 					const struct devlink_trap_policer *policer,
 | |
| 					u64 *p_drops);
 | |
| 	/**
 | |
| 	 * port_new() - Add a new port function of a specified flavor
 | |
| 	 * @devlink: Devlink instance
 | |
| 	 * @attrs: attributes of the new port
 | |
| 	 * @extack: extack for reporting error messages
 | |
| 	 * @devlink_port: pointer to store new devlink port pointer
 | |
| 	 *
 | |
| 	 * Devlink core will call this device driver function upon user request
 | |
| 	 * to create a new port function of a specified flavor and optional
 | |
| 	 * attributes
 | |
| 	 *
 | |
| 	 * Notes:
 | |
| 	 *	- On success, drivers must register a port with devlink core
 | |
| 	 *
 | |
| 	 * Return: 0 on success, negative value otherwise.
 | |
| 	 */
 | |
| 	int (*port_new)(struct devlink *devlink,
 | |
| 			const struct devlink_port_new_attrs *attrs,
 | |
| 			struct netlink_ext_ack *extack,
 | |
| 			struct devlink_port **devlink_port);
 | |
| 
 | |
| 	/**
 | |
| 	 * Rate control callbacks.
 | |
| 	 */
 | |
| 	int (*rate_leaf_tx_share_set)(struct devlink_rate *devlink_rate, void *priv,
 | |
| 				      u64 tx_share, struct netlink_ext_ack *extack);
 | |
| 	int (*rate_leaf_tx_max_set)(struct devlink_rate *devlink_rate, void *priv,
 | |
| 				    u64 tx_max, struct netlink_ext_ack *extack);
 | |
| 	int (*rate_leaf_tx_priority_set)(struct devlink_rate *devlink_rate, void *priv,
 | |
| 					 u32 tx_priority, struct netlink_ext_ack *extack);
 | |
| 	int (*rate_leaf_tx_weight_set)(struct devlink_rate *devlink_rate, void *priv,
 | |
| 				       u32 tx_weight, struct netlink_ext_ack *extack);
 | |
| 	int (*rate_node_tx_share_set)(struct devlink_rate *devlink_rate, void *priv,
 | |
| 				      u64 tx_share, struct netlink_ext_ack *extack);
 | |
| 	int (*rate_node_tx_max_set)(struct devlink_rate *devlink_rate, void *priv,
 | |
| 				    u64 tx_max, struct netlink_ext_ack *extack);
 | |
| 	int (*rate_node_tx_priority_set)(struct devlink_rate *devlink_rate, void *priv,
 | |
| 					 u32 tx_priority, struct netlink_ext_ack *extack);
 | |
| 	int (*rate_node_tx_weight_set)(struct devlink_rate *devlink_rate, void *priv,
 | |
| 				       u32 tx_weight, struct netlink_ext_ack *extack);
 | |
| 	int (*rate_node_new)(struct devlink_rate *rate_node, void **priv,
 | |
| 			     struct netlink_ext_ack *extack);
 | |
| 	int (*rate_node_del)(struct devlink_rate *rate_node, void *priv,
 | |
| 			     struct netlink_ext_ack *extack);
 | |
| 	int (*rate_leaf_parent_set)(struct devlink_rate *child,
 | |
| 				    struct devlink_rate *parent,
 | |
| 				    void *priv_child, void *priv_parent,
 | |
| 				    struct netlink_ext_ack *extack);
 | |
| 	int (*rate_node_parent_set)(struct devlink_rate *child,
 | |
| 				    struct devlink_rate *parent,
 | |
| 				    void *priv_child, void *priv_parent,
 | |
| 				    struct netlink_ext_ack *extack);
 | |
| 	/**
 | |
| 	 * selftests_check() - queries if selftest is supported
 | |
| 	 * @devlink: devlink instance
 | |
| 	 * @id: test index
 | |
| 	 * @extack: extack for reporting error messages
 | |
| 	 *
 | |
| 	 * Return: true if test is supported by the driver
 | |
| 	 */
 | |
| 	bool (*selftest_check)(struct devlink *devlink, unsigned int id,
 | |
| 			       struct netlink_ext_ack *extack);
 | |
| 	/**
 | |
| 	 * selftest_run() - Runs a selftest
 | |
| 	 * @devlink: devlink instance
 | |
| 	 * @id: test index
 | |
| 	 * @extack: extack for reporting error messages
 | |
| 	 *
 | |
| 	 * Return: status of the test
 | |
| 	 */
 | |
| 	enum devlink_selftest_status
 | |
| 	(*selftest_run)(struct devlink *devlink, unsigned int id,
 | |
| 			struct netlink_ext_ack *extack);
 | |
| };
 | |
| 
 | |
| void *devlink_priv(struct devlink *devlink);
 | |
| struct devlink *priv_to_devlink(void *priv);
 | |
| struct device *devlink_to_dev(const struct devlink *devlink);
 | |
| 
 | |
| /* Devlink instance explicit locking */
 | |
| void devl_lock(struct devlink *devlink);
 | |
| int devl_trylock(struct devlink *devlink);
 | |
| void devl_unlock(struct devlink *devlink);
 | |
| void devl_assert_locked(struct devlink *devlink);
 | |
| bool devl_lock_is_held(struct devlink *devlink);
 | |
| 
 | |
| struct ib_device;
 | |
| 
 | |
| struct net *devlink_net(const struct devlink *devlink);
 | |
| /* This call is intended for software devices that can create
 | |
|  * devlink instances in other namespaces than init_net.
 | |
|  *
 | |
|  * Drivers that operate on real HW must use devlink_alloc() instead.
 | |
|  */
 | |
| struct devlink *devlink_alloc_ns(const struct devlink_ops *ops,
 | |
| 				 size_t priv_size, struct net *net,
 | |
| 				 struct device *dev);
 | |
| static inline struct devlink *devlink_alloc(const struct devlink_ops *ops,
 | |
| 					    size_t priv_size,
 | |
| 					    struct device *dev)
 | |
| {
 | |
| 	return devlink_alloc_ns(ops, priv_size, &init_net, dev);
 | |
| }
 | |
| 
 | |
| int devl_register(struct devlink *devlink);
 | |
| void devl_unregister(struct devlink *devlink);
 | |
| void devlink_register(struct devlink *devlink);
 | |
| void devlink_unregister(struct devlink *devlink);
 | |
| void devlink_free(struct devlink *devlink);
 | |
| 
 | |
| /**
 | |
|  * struct devlink_port_ops - Port operations
 | |
|  * @port_split: Callback used to split the port into multiple ones.
 | |
|  * @port_unsplit: Callback used to unsplit the port group back into
 | |
|  *		  a single port.
 | |
|  * @port_type_set: Callback used to set a type of a port.
 | |
|  * @port_del: Callback used to delete selected port along with related function.
 | |
|  *	      Devlink core calls this upon user request to delete
 | |
|  *	      a port previously created by devlink_ops->port_new().
 | |
|  * @port_fn_hw_addr_get: Callback used to set port function's hardware address.
 | |
|  *			 Should be used by device drivers to report
 | |
|  *			 the hardware address of a function managed
 | |
|  *			 by the devlink port.
 | |
|  * @port_fn_hw_addr_set: Callback used to set port function's hardware address.
 | |
|  *			 Should be used by device drivers to set the hardware
 | |
|  *			 address of a function managed by the devlink port.
 | |
|  * @port_fn_roce_get: Callback used to get port function's RoCE capability.
 | |
|  *		      Should be used by device drivers to report
 | |
|  *		      the current state of RoCE capability of a function
 | |
|  *		      managed by the devlink port.
 | |
|  * @port_fn_roce_set: Callback used to set port function's RoCE capability.
 | |
|  *		      Should be used by device drivers to enable/disable
 | |
|  *		      RoCE capability of a function managed
 | |
|  *		      by the devlink port.
 | |
|  * @port_fn_migratable_get: Callback used to get port function's migratable
 | |
|  *			    capability. Should be used by device drivers
 | |
|  *			    to report the current state of migratable capability
 | |
|  *			    of a function managed by the devlink port.
 | |
|  * @port_fn_migratable_set: Callback used to set port function's migratable
 | |
|  *			    capability. Should be used by device drivers
 | |
|  *			    to enable/disable migratable capability of
 | |
|  *			    a function managed by the devlink port.
 | |
|  * @port_fn_state_get: Callback used to get port function's state.
 | |
|  *		       Should be used by device drivers to report
 | |
|  *		       the current admin and operational state of a
 | |
|  *		       function managed by the devlink port.
 | |
|  * @port_fn_state_set: Callback used to get port function's state.
 | |
|  *		       Should be used by device drivers set
 | |
|  *		       the admin state of a function managed
 | |
|  *		       by the devlink port.
 | |
|  * @port_fn_ipsec_crypto_get: Callback used to get port function's ipsec_crypto
 | |
|  *			      capability. Should be used by device drivers
 | |
|  *			      to report the current state of ipsec_crypto
 | |
|  *			      capability of a function managed by the devlink
 | |
|  *			      port.
 | |
|  * @port_fn_ipsec_crypto_set: Callback used to set port function's ipsec_crypto
 | |
|  *			      capability. Should be used by device drivers to
 | |
|  *			      enable/disable ipsec_crypto capability of a
 | |
|  *			      function managed by the devlink port.
 | |
|  * @port_fn_ipsec_packet_get: Callback used to get port function's ipsec_packet
 | |
|  *			      capability. Should be used by device drivers
 | |
|  *			      to report the current state of ipsec_packet
 | |
|  *			      capability of a function managed by the devlink
 | |
|  *			      port.
 | |
|  * @port_fn_ipsec_packet_set: Callback used to set port function's ipsec_packet
 | |
|  *			      capability. Should be used by device drivers to
 | |
|  *			      enable/disable ipsec_packet capability of a
 | |
|  *			      function managed by the devlink port.
 | |
|  * @port_fn_max_io_eqs_get: Callback used to get port function's maximum number
 | |
|  *			    of event queues. Should be used by device drivers to
 | |
|  *			    report the maximum event queues of a function
 | |
|  *			    managed by the devlink port.
 | |
|  * @port_fn_max_io_eqs_set: Callback used to set port function's maximum number
 | |
|  *			    of event queues. Should be used by device drivers to
 | |
|  *			    configure maximum number of event queues
 | |
|  *			    of a function managed by the devlink port.
 | |
|  *
 | |
|  * Note: Driver should return -EOPNOTSUPP if it doesn't support
 | |
|  * port function (@port_fn_*) handling for a particular port.
 | |
|  */
 | |
| struct devlink_port_ops {
 | |
| 	int (*port_split)(struct devlink *devlink, struct devlink_port *port,
 | |
| 			  unsigned int count, struct netlink_ext_ack *extack);
 | |
| 	int (*port_unsplit)(struct devlink *devlink, struct devlink_port *port,
 | |
| 			    struct netlink_ext_ack *extack);
 | |
| 	int (*port_type_set)(struct devlink_port *devlink_port,
 | |
| 			     enum devlink_port_type port_type);
 | |
| 	int (*port_del)(struct devlink *devlink, struct devlink_port *port,
 | |
| 			struct netlink_ext_ack *extack);
 | |
| 	int (*port_fn_hw_addr_get)(struct devlink_port *port, u8 *hw_addr,
 | |
| 				   int *hw_addr_len,
 | |
| 				   struct netlink_ext_ack *extack);
 | |
| 	int (*port_fn_hw_addr_set)(struct devlink_port *port,
 | |
| 				   const u8 *hw_addr, int hw_addr_len,
 | |
| 				   struct netlink_ext_ack *extack);
 | |
| 	int (*port_fn_roce_get)(struct devlink_port *devlink_port,
 | |
| 				bool *is_enable,
 | |
| 				struct netlink_ext_ack *extack);
 | |
| 	int (*port_fn_roce_set)(struct devlink_port *devlink_port,
 | |
| 				bool enable, struct netlink_ext_ack *extack);
 | |
| 	int (*port_fn_migratable_get)(struct devlink_port *devlink_port,
 | |
| 				      bool *is_enable,
 | |
| 				      struct netlink_ext_ack *extack);
 | |
| 	int (*port_fn_migratable_set)(struct devlink_port *devlink_port,
 | |
| 				      bool enable,
 | |
| 				      struct netlink_ext_ack *extack);
 | |
| 	int (*port_fn_state_get)(struct devlink_port *port,
 | |
| 				 enum devlink_port_fn_state *state,
 | |
| 				 enum devlink_port_fn_opstate *opstate,
 | |
| 				 struct netlink_ext_ack *extack);
 | |
| 	int (*port_fn_state_set)(struct devlink_port *port,
 | |
| 				 enum devlink_port_fn_state state,
 | |
| 				 struct netlink_ext_ack *extack);
 | |
| 	int (*port_fn_ipsec_crypto_get)(struct devlink_port *devlink_port,
 | |
| 					bool *is_enable,
 | |
| 					struct netlink_ext_ack *extack);
 | |
| 	int (*port_fn_ipsec_crypto_set)(struct devlink_port *devlink_port,
 | |
| 					bool enable,
 | |
| 					struct netlink_ext_ack *extack);
 | |
| 	int (*port_fn_ipsec_packet_get)(struct devlink_port *devlink_port,
 | |
| 					bool *is_enable,
 | |
| 					struct netlink_ext_ack *extack);
 | |
| 	int (*port_fn_ipsec_packet_set)(struct devlink_port *devlink_port,
 | |
| 					bool enable,
 | |
| 					struct netlink_ext_ack *extack);
 | |
| 	int (*port_fn_max_io_eqs_get)(struct devlink_port *devlink_port,
 | |
| 				      u32 *max_eqs,
 | |
| 				      struct netlink_ext_ack *extack);
 | |
| 	int (*port_fn_max_io_eqs_set)(struct devlink_port *devlink_port,
 | |
| 				      u32 max_eqs,
 | |
| 				      struct netlink_ext_ack *extack);
 | |
| };
 | |
| 
 | |
| void devlink_port_init(struct devlink *devlink,
 | |
| 		       struct devlink_port *devlink_port);
 | |
| void devlink_port_fini(struct devlink_port *devlink_port);
 | |
| 
 | |
| int devl_port_register_with_ops(struct devlink *devlink,
 | |
| 				struct devlink_port *devlink_port,
 | |
| 				unsigned int port_index,
 | |
| 				const struct devlink_port_ops *ops);
 | |
| 
 | |
| static inline int devl_port_register(struct devlink *devlink,
 | |
| 				     struct devlink_port *devlink_port,
 | |
| 				     unsigned int port_index)
 | |
| {
 | |
| 	return devl_port_register_with_ops(devlink, devlink_port,
 | |
| 					   port_index, NULL);
 | |
| }
 | |
| 
 | |
| int devlink_port_register_with_ops(struct devlink *devlink,
 | |
| 				   struct devlink_port *devlink_port,
 | |
| 				   unsigned int port_index,
 | |
| 				   const struct devlink_port_ops *ops);
 | |
| 
 | |
| static inline int devlink_port_register(struct devlink *devlink,
 | |
| 					struct devlink_port *devlink_port,
 | |
| 					unsigned int port_index)
 | |
| {
 | |
| 	return devlink_port_register_with_ops(devlink, devlink_port,
 | |
| 					      port_index, NULL);
 | |
| }
 | |
| 
 | |
| void devl_port_unregister(struct devlink_port *devlink_port);
 | |
| void devlink_port_unregister(struct devlink_port *devlink_port);
 | |
| void devlink_port_type_eth_set(struct devlink_port *devlink_port);
 | |
| void devlink_port_type_ib_set(struct devlink_port *devlink_port,
 | |
| 			      struct ib_device *ibdev);
 | |
| void devlink_port_type_clear(struct devlink_port *devlink_port);
 | |
| void devlink_port_attrs_set(struct devlink_port *devlink_port,
 | |
| 			    struct devlink_port_attrs *devlink_port_attrs);
 | |
| void devlink_port_attrs_pci_pf_set(struct devlink_port *devlink_port, u32 controller,
 | |
| 				   u16 pf, bool external);
 | |
| void devlink_port_attrs_pci_vf_set(struct devlink_port *devlink_port, u32 controller,
 | |
| 				   u16 pf, u16 vf, bool external);
 | |
| void devlink_port_attrs_pci_sf_set(struct devlink_port *devlink_port,
 | |
| 				   u32 controller, u16 pf, u32 sf,
 | |
| 				   bool external);
 | |
| int devl_port_fn_devlink_set(struct devlink_port *devlink_port,
 | |
| 			     struct devlink *fn_devlink);
 | |
| struct devlink_rate *
 | |
| devl_rate_node_create(struct devlink *devlink, void *priv, char *node_name,
 | |
| 		      struct devlink_rate *parent);
 | |
| int
 | |
| devl_rate_leaf_create(struct devlink_port *devlink_port, void *priv,
 | |
| 		      struct devlink_rate *parent);
 | |
| void devl_rate_leaf_destroy(struct devlink_port *devlink_port);
 | |
| void devl_rate_nodes_destroy(struct devlink *devlink);
 | |
| void devlink_port_linecard_set(struct devlink_port *devlink_port,
 | |
| 			       struct devlink_linecard *linecard);
 | |
| struct devlink_linecard *
 | |
| devl_linecard_create(struct devlink *devlink, unsigned int linecard_index,
 | |
| 		     const struct devlink_linecard_ops *ops, void *priv);
 | |
| void devl_linecard_destroy(struct devlink_linecard *linecard);
 | |
| void devlink_linecard_provision_set(struct devlink_linecard *linecard,
 | |
| 				    const char *type);
 | |
| void devlink_linecard_provision_clear(struct devlink_linecard *linecard);
 | |
| void devlink_linecard_provision_fail(struct devlink_linecard *linecard);
 | |
| void devlink_linecard_activate(struct devlink_linecard *linecard);
 | |
| void devlink_linecard_deactivate(struct devlink_linecard *linecard);
 | |
| int devlink_linecard_nested_dl_set(struct devlink_linecard *linecard,
 | |
| 				   struct devlink *nested_devlink);
 | |
| int devl_sb_register(struct devlink *devlink, unsigned int sb_index,
 | |
| 		     u32 size, u16 ingress_pools_count,
 | |
| 		     u16 egress_pools_count, u16 ingress_tc_count,
 | |
| 		     u16 egress_tc_count);
 | |
| int devlink_sb_register(struct devlink *devlink, unsigned int sb_index,
 | |
| 			u32 size, u16 ingress_pools_count,
 | |
| 			u16 egress_pools_count, u16 ingress_tc_count,
 | |
| 			u16 egress_tc_count);
 | |
| void devl_sb_unregister(struct devlink *devlink, unsigned int sb_index);
 | |
| void devlink_sb_unregister(struct devlink *devlink, unsigned int sb_index);
 | |
| int devl_dpipe_table_register(struct devlink *devlink,
 | |
| 			      const char *table_name,
 | |
| 			      const struct devlink_dpipe_table_ops *table_ops,
 | |
| 			      void *priv, bool counter_control_extern);
 | |
| void devl_dpipe_table_unregister(struct devlink *devlink,
 | |
| 				 const char *table_name);
 | |
| void devl_dpipe_headers_register(struct devlink *devlink,
 | |
| 				 struct devlink_dpipe_headers *dpipe_headers);
 | |
| void devl_dpipe_headers_unregister(struct devlink *devlink);
 | |
| bool devlink_dpipe_table_counter_enabled(struct devlink *devlink,
 | |
| 					 const char *table_name);
 | |
| int devlink_dpipe_entry_ctx_prepare(struct devlink_dpipe_dump_ctx *dump_ctx);
 | |
| int devlink_dpipe_entry_ctx_append(struct devlink_dpipe_dump_ctx *dump_ctx,
 | |
| 				   struct devlink_dpipe_entry *entry);
 | |
| int devlink_dpipe_entry_ctx_close(struct devlink_dpipe_dump_ctx *dump_ctx);
 | |
| void devlink_dpipe_entry_clear(struct devlink_dpipe_entry *entry);
 | |
| int devlink_dpipe_action_put(struct sk_buff *skb,
 | |
| 			     struct devlink_dpipe_action *action);
 | |
| int devlink_dpipe_match_put(struct sk_buff *skb,
 | |
| 			    struct devlink_dpipe_match *match);
 | |
| extern struct devlink_dpipe_header devlink_dpipe_header_ethernet;
 | |
| extern struct devlink_dpipe_header devlink_dpipe_header_ipv4;
 | |
| extern struct devlink_dpipe_header devlink_dpipe_header_ipv6;
 | |
| 
 | |
| int devl_resource_register(struct devlink *devlink,
 | |
| 			   const char *resource_name,
 | |
| 			   u64 resource_size,
 | |
| 			   u64 resource_id,
 | |
| 			   u64 parent_resource_id,
 | |
| 			   const struct devlink_resource_size_params *size_params);
 | |
| int devlink_resource_register(struct devlink *devlink,
 | |
| 			      const char *resource_name,
 | |
| 			      u64 resource_size,
 | |
| 			      u64 resource_id,
 | |
| 			      u64 parent_resource_id,
 | |
| 			      const struct devlink_resource_size_params *size_params);
 | |
| void devl_resources_unregister(struct devlink *devlink);
 | |
| void devlink_resources_unregister(struct devlink *devlink);
 | |
| int devl_resource_size_get(struct devlink *devlink,
 | |
| 			   u64 resource_id,
 | |
| 			   u64 *p_resource_size);
 | |
| int devl_dpipe_table_resource_set(struct devlink *devlink,
 | |
| 				  const char *table_name, u64 resource_id,
 | |
| 				  u64 resource_units);
 | |
| void devl_resource_occ_get_register(struct devlink *devlink,
 | |
| 				    u64 resource_id,
 | |
| 				    devlink_resource_occ_get_t *occ_get,
 | |
| 				    void *occ_get_priv);
 | |
| void devlink_resource_occ_get_register(struct devlink *devlink,
 | |
| 				       u64 resource_id,
 | |
| 				       devlink_resource_occ_get_t *occ_get,
 | |
| 				       void *occ_get_priv);
 | |
| void devl_resource_occ_get_unregister(struct devlink *devlink,
 | |
| 				      u64 resource_id);
 | |
| 
 | |
| void devlink_resource_occ_get_unregister(struct devlink *devlink,
 | |
| 					 u64 resource_id);
 | |
| int devl_params_register(struct devlink *devlink,
 | |
| 			 const struct devlink_param *params,
 | |
| 			 size_t params_count);
 | |
| int devlink_params_register(struct devlink *devlink,
 | |
| 			    const struct devlink_param *params,
 | |
| 			    size_t params_count);
 | |
| void devl_params_unregister(struct devlink *devlink,
 | |
| 			    const struct devlink_param *params,
 | |
| 			    size_t params_count);
 | |
| void devlink_params_unregister(struct devlink *devlink,
 | |
| 			       const struct devlink_param *params,
 | |
| 			       size_t params_count);
 | |
| int devl_param_driverinit_value_get(struct devlink *devlink, u32 param_id,
 | |
| 				    union devlink_param_value *val);
 | |
| void devl_param_driverinit_value_set(struct devlink *devlink, u32 param_id,
 | |
| 				     union devlink_param_value init_val);
 | |
| void devl_param_value_changed(struct devlink *devlink, u32 param_id);
 | |
| struct devlink_region *devl_region_create(struct devlink *devlink,
 | |
| 					  const struct devlink_region_ops *ops,
 | |
| 					  u32 region_max_snapshots,
 | |
| 					  u64 region_size);
 | |
| struct devlink_region *
 | |
| devlink_region_create(struct devlink *devlink,
 | |
| 		      const struct devlink_region_ops *ops,
 | |
| 		      u32 region_max_snapshots, u64 region_size);
 | |
| struct devlink_region *
 | |
| devlink_port_region_create(struct devlink_port *port,
 | |
| 			   const struct devlink_port_region_ops *ops,
 | |
| 			   u32 region_max_snapshots, u64 region_size);
 | |
| void devl_region_destroy(struct devlink_region *region);
 | |
| void devlink_region_destroy(struct devlink_region *region);
 | |
| int devlink_region_snapshot_id_get(struct devlink *devlink, u32 *id);
 | |
| void devlink_region_snapshot_id_put(struct devlink *devlink, u32 id);
 | |
| int devlink_region_snapshot_create(struct devlink_region *region,
 | |
| 				   u8 *data, u32 snapshot_id);
 | |
| int devlink_info_serial_number_put(struct devlink_info_req *req,
 | |
| 				   const char *sn);
 | |
| int devlink_info_board_serial_number_put(struct devlink_info_req *req,
 | |
| 					 const char *bsn);
 | |
| 
 | |
| enum devlink_info_version_type {
 | |
| 	DEVLINK_INFO_VERSION_TYPE_NONE,
 | |
| 	DEVLINK_INFO_VERSION_TYPE_COMPONENT, /* May be used as flash update
 | |
| 					      * component by name.
 | |
| 					      */
 | |
| };
 | |
| 
 | |
| int devlink_info_version_fixed_put(struct devlink_info_req *req,
 | |
| 				   const char *version_name,
 | |
| 				   const char *version_value);
 | |
| int devlink_info_version_stored_put(struct devlink_info_req *req,
 | |
| 				    const char *version_name,
 | |
| 				    const char *version_value);
 | |
| int devlink_info_version_stored_put_ext(struct devlink_info_req *req,
 | |
| 					const char *version_name,
 | |
| 					const char *version_value,
 | |
| 					enum devlink_info_version_type version_type);
 | |
| int devlink_info_version_running_put(struct devlink_info_req *req,
 | |
| 				     const char *version_name,
 | |
| 				     const char *version_value);
 | |
| int devlink_info_version_running_put_ext(struct devlink_info_req *req,
 | |
| 					 const char *version_name,
 | |
| 					 const char *version_value,
 | |
| 					 enum devlink_info_version_type version_type);
 | |
| 
 | |
| void devlink_fmsg_obj_nest_start(struct devlink_fmsg *fmsg);
 | |
| void devlink_fmsg_obj_nest_end(struct devlink_fmsg *fmsg);
 | |
| 
 | |
| void devlink_fmsg_pair_nest_start(struct devlink_fmsg *fmsg, const char *name);
 | |
| void devlink_fmsg_pair_nest_end(struct devlink_fmsg *fmsg);
 | |
| 
 | |
| void devlink_fmsg_arr_pair_nest_start(struct devlink_fmsg *fmsg,
 | |
| 				      const char *name);
 | |
| void devlink_fmsg_arr_pair_nest_end(struct devlink_fmsg *fmsg);
 | |
| void devlink_fmsg_binary_pair_nest_start(struct devlink_fmsg *fmsg,
 | |
| 					 const char *name);
 | |
| void devlink_fmsg_binary_pair_nest_end(struct devlink_fmsg *fmsg);
 | |
| 
 | |
| void devlink_fmsg_u32_put(struct devlink_fmsg *fmsg, u32 value);
 | |
| void devlink_fmsg_string_put(struct devlink_fmsg *fmsg, const char *value);
 | |
| void devlink_fmsg_binary_put(struct devlink_fmsg *fmsg, const void *value,
 | |
| 			     u16 value_len);
 | |
| 
 | |
| void devlink_fmsg_bool_pair_put(struct devlink_fmsg *fmsg, const char *name,
 | |
| 				bool value);
 | |
| void devlink_fmsg_u8_pair_put(struct devlink_fmsg *fmsg, const char *name,
 | |
| 			      u8 value);
 | |
| void devlink_fmsg_u32_pair_put(struct devlink_fmsg *fmsg, const char *name,
 | |
| 			       u32 value);
 | |
| void devlink_fmsg_u64_pair_put(struct devlink_fmsg *fmsg, const char *name,
 | |
| 			       u64 value);
 | |
| void devlink_fmsg_string_pair_put(struct devlink_fmsg *fmsg, const char *name,
 | |
| 				  const char *value);
 | |
| void devlink_fmsg_binary_pair_put(struct devlink_fmsg *fmsg, const char *name,
 | |
| 				  const void *value, u32 value_len);
 | |
| 
 | |
| struct devlink_health_reporter *
 | |
| devl_port_health_reporter_create(struct devlink_port *port,
 | |
| 				 const struct devlink_health_reporter_ops *ops,
 | |
| 				 u64 graceful_period, void *priv);
 | |
| 
 | |
| struct devlink_health_reporter *
 | |
| devlink_port_health_reporter_create(struct devlink_port *port,
 | |
| 				    const struct devlink_health_reporter_ops *ops,
 | |
| 				    u64 graceful_period, void *priv);
 | |
| 
 | |
| struct devlink_health_reporter *
 | |
| devl_health_reporter_create(struct devlink *devlink,
 | |
| 			    const struct devlink_health_reporter_ops *ops,
 | |
| 			    u64 graceful_period, void *priv);
 | |
| 
 | |
| struct devlink_health_reporter *
 | |
| devlink_health_reporter_create(struct devlink *devlink,
 | |
| 			       const struct devlink_health_reporter_ops *ops,
 | |
| 			       u64 graceful_period, void *priv);
 | |
| 
 | |
| void
 | |
| devl_health_reporter_destroy(struct devlink_health_reporter *reporter);
 | |
| 
 | |
| void
 | |
| devlink_health_reporter_destroy(struct devlink_health_reporter *reporter);
 | |
| 
 | |
| void *
 | |
| devlink_health_reporter_priv(struct devlink_health_reporter *reporter);
 | |
| int devlink_health_report(struct devlink_health_reporter *reporter,
 | |
| 			  const char *msg, void *priv_ctx);
 | |
| void
 | |
| devlink_health_reporter_state_update(struct devlink_health_reporter *reporter,
 | |
| 				     enum devlink_health_reporter_state state);
 | |
| void
 | |
| devlink_health_reporter_recovery_done(struct devlink_health_reporter *reporter);
 | |
| 
 | |
| int devl_nested_devlink_set(struct devlink *devlink,
 | |
| 			    struct devlink *nested_devlink);
 | |
| bool devlink_is_reload_failed(const struct devlink *devlink);
 | |
| void devlink_remote_reload_actions_performed(struct devlink *devlink,
 | |
| 					     enum devlink_reload_limit limit,
 | |
| 					     u32 actions_performed);
 | |
| 
 | |
| void devlink_flash_update_status_notify(struct devlink *devlink,
 | |
| 					const char *status_msg,
 | |
| 					const char *component,
 | |
| 					unsigned long done,
 | |
| 					unsigned long total);
 | |
| void devlink_flash_update_timeout_notify(struct devlink *devlink,
 | |
| 					 const char *status_msg,
 | |
| 					 const char *component,
 | |
| 					 unsigned long timeout);
 | |
| 
 | |
| int devl_traps_register(struct devlink *devlink,
 | |
| 			const struct devlink_trap *traps,
 | |
| 			size_t traps_count, void *priv);
 | |
| int devlink_traps_register(struct devlink *devlink,
 | |
| 			   const struct devlink_trap *traps,
 | |
| 			   size_t traps_count, void *priv);
 | |
| void devl_traps_unregister(struct devlink *devlink,
 | |
| 			   const struct devlink_trap *traps,
 | |
| 			   size_t traps_count);
 | |
| void devlink_traps_unregister(struct devlink *devlink,
 | |
| 			      const struct devlink_trap *traps,
 | |
| 			      size_t traps_count);
 | |
| void devlink_trap_report(struct devlink *devlink, struct sk_buff *skb,
 | |
| 			 void *trap_ctx, struct devlink_port *in_devlink_port,
 | |
| 			 const struct flow_action_cookie *fa_cookie);
 | |
| void *devlink_trap_ctx_priv(void *trap_ctx);
 | |
| int devl_trap_groups_register(struct devlink *devlink,
 | |
| 			      const struct devlink_trap_group *groups,
 | |
| 			      size_t groups_count);
 | |
| int devlink_trap_groups_register(struct devlink *devlink,
 | |
| 				 const struct devlink_trap_group *groups,
 | |
| 				 size_t groups_count);
 | |
| void devl_trap_groups_unregister(struct devlink *devlink,
 | |
| 				 const struct devlink_trap_group *groups,
 | |
| 				 size_t groups_count);
 | |
| void devlink_trap_groups_unregister(struct devlink *devlink,
 | |
| 				    const struct devlink_trap_group *groups,
 | |
| 				    size_t groups_count);
 | |
| int
 | |
| devl_trap_policers_register(struct devlink *devlink,
 | |
| 			    const struct devlink_trap_policer *policers,
 | |
| 			    size_t policers_count);
 | |
| void
 | |
| devl_trap_policers_unregister(struct devlink *devlink,
 | |
| 			      const struct devlink_trap_policer *policers,
 | |
| 			      size_t policers_count);
 | |
| 
 | |
| #if IS_ENABLED(CONFIG_NET_DEVLINK)
 | |
| 
 | |
| struct devlink *__must_check devlink_try_get(struct devlink *devlink);
 | |
| void devlink_put(struct devlink *devlink);
 | |
| 
 | |
| void devlink_compat_running_version(struct devlink *devlink,
 | |
| 				    char *buf, size_t len);
 | |
| int devlink_compat_flash_update(struct devlink *devlink, const char *file_name);
 | |
| int devlink_compat_phys_port_name_get(struct net_device *dev,
 | |
| 				      char *name, size_t len);
 | |
| int devlink_compat_switch_id_get(struct net_device *dev,
 | |
| 				 struct netdev_phys_item_id *ppid);
 | |
| 
 | |
| int devlink_nl_port_handle_fill(struct sk_buff *msg, struct devlink_port *devlink_port);
 | |
| size_t devlink_nl_port_handle_size(struct devlink_port *devlink_port);
 | |
| 
 | |
| #else
 | |
| 
 | |
| static inline struct devlink *devlink_try_get(struct devlink *devlink)
 | |
| {
 | |
| 	return NULL;
 | |
| }
 | |
| 
 | |
| static inline void devlink_put(struct devlink *devlink)
 | |
| {
 | |
| }
 | |
| 
 | |
| static inline void
 | |
| devlink_compat_running_version(struct devlink *devlink, char *buf, size_t len)
 | |
| {
 | |
| }
 | |
| 
 | |
| static inline int
 | |
| devlink_compat_flash_update(struct devlink *devlink, const char *file_name)
 | |
| {
 | |
| 	return -EOPNOTSUPP;
 | |
| }
 | |
| 
 | |
| static inline int
 | |
| devlink_compat_phys_port_name_get(struct net_device *dev,
 | |
| 				  char *name, size_t len)
 | |
| {
 | |
| 	return -EOPNOTSUPP;
 | |
| }
 | |
| 
 | |
| static inline int
 | |
| devlink_compat_switch_id_get(struct net_device *dev,
 | |
| 			     struct netdev_phys_item_id *ppid)
 | |
| {
 | |
| 	return -EOPNOTSUPP;
 | |
| }
 | |
| 
 | |
| static inline int
 | |
| devlink_nl_port_handle_fill(struct sk_buff *msg, struct devlink_port *devlink_port)
 | |
| {
 | |
| 	return 0;
 | |
| }
 | |
| 
 | |
| static inline size_t devlink_nl_port_handle_size(struct devlink_port *devlink_port)
 | |
| {
 | |
| 	return 0;
 | |
| }
 | |
| 
 | |
| #endif
 | |
| 
 | |
| #endif /* _NET_DEVLINK_H_ */
 |