xref: /linux/drivers/net/ethernet/intel/ice/devlink/devlink_port.h (revision 55d0969c451159cff86949b38c39171cab962069)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 /* Copyright (c) 2024, Intel Corporation. */
3 
4 #ifndef _DEVLINK_PORT_H_
5 #define _DEVLINK_PORT_H_
6 
7 #include "../ice.h"
8 #include "../ice_sf_eth.h"
9 
10 /**
11  * struct ice_dynamic_port - Track dynamically added devlink port instance
12  * @hw_addr: the HW address for this port
13  * @active: true if the port has been activated
14  * @attached: true it the prot is attached
15  * @devlink_port: the associated devlink port structure
16  * @pf: pointer to the PF private structure
17  * @vsi: the VSI associated with this port
18  * @repr_id: the representor ID
19  * @sfnum: the subfunction ID
20  * @sf_dev: pointer to the subfunction device
21  *
22  * An instance of a dynamically added devlink port. Each port flavour
23  */
24 struct ice_dynamic_port {
25 	u8 hw_addr[ETH_ALEN];
26 	u8 active: 1;
27 	u8 attached: 1;
28 	struct devlink_port devlink_port;
29 	struct ice_pf *pf;
30 	struct ice_vsi *vsi;
31 	unsigned long repr_id;
32 	u32 sfnum;
33 	/* Flavour-specific implementation data */
34 	union {
35 		struct ice_sf_dev *sf_dev;
36 	};
37 };
38 
39 void ice_dealloc_all_dynamic_ports(struct ice_pf *pf);
40 
41 int ice_devlink_create_pf_port(struct ice_pf *pf);
42 void ice_devlink_destroy_pf_port(struct ice_pf *pf);
43 int ice_devlink_create_vf_port(struct ice_vf *vf);
44 void ice_devlink_destroy_vf_port(struct ice_vf *vf);
45 int ice_devlink_create_sf_port(struct ice_dynamic_port *dyn_port);
46 void ice_devlink_destroy_sf_port(struct ice_dynamic_port *dyn_port);
47 int ice_devlink_create_sf_dev_port(struct ice_sf_dev *sf_dev);
48 void ice_devlink_destroy_sf_dev_port(struct ice_sf_dev *sf_dev);
49 
50 #define ice_devlink_port_to_dyn(port) \
51 	container_of(port, struct ice_dynamic_port, devlink_port)
52 
53 int
54 ice_devlink_port_new(struct devlink *devlink,
55 		     const struct devlink_port_new_attrs *new_attr,
56 		     struct netlink_ext_ack *extack,
57 		     struct devlink_port **devlink_port);
58 #endif /* _DEVLINK_PORT_H_ */
59