1/* SPDX-License-Identifier: GPL-2.0 */
  2/* Copyright (C) 2022, Intel Corporation. */
  3
  4#ifndef _ICE_VIRTCHNL_H_
  5#define _ICE_VIRTCHNL_H_
  6
  7#include <linux/types.h>
  8#include <linux/bitops.h>
  9#include <linux/if_ether.h>
 10#include <linux/avf/virtchnl.h>
 11#include "ice_vf_lib.h"
 12
 13/* Restrict number of MAC Addr and VLAN that non-trusted VF can programmed */
 14#define ICE_MAX_VLAN_PER_VF		8
 15
 16/* MAC filters: 1 is reserved for the VF's default/perm_addr/LAA MAC, 1 for
 17 * broadcast, and 16 for additional unicast/multicast filters
 18 */
 19#define ICE_MAX_MACADDR_PER_VF		18
 20#define ICE_FLEX_DESC_RXDID_MAX_NUM	64
 21
 22/* VFs only get a single VSI. For ice hardware, the VF does not need to know
 23 * its VSI index. However, the virtchnl interface requires a VSI number,
 24 * mainly due to legacy hardware.
 25 *
 26 * Since the VF doesn't need this information, report a static value to the VF
 27 * instead of leaking any information about the PF or hardware setup.
 28 */
 29#define ICE_VF_VSI_ID	1
 30
 31struct ice_virtchnl_ops {
 32	int (*get_ver_msg)(struct ice_vf *vf, u8 *msg);
 33	int (*get_vf_res_msg)(struct ice_vf *vf, u8 *msg);
 34	void (*reset_vf)(struct ice_vf *vf);
 35	int (*add_mac_addr_msg)(struct ice_vf *vf, u8 *msg);
 36	int (*del_mac_addr_msg)(struct ice_vf *vf, u8 *msg);
 37	int (*cfg_qs_msg)(struct ice_vf *vf, u8 *msg);
 38	int (*ena_qs_msg)(struct ice_vf *vf, u8 *msg);
 39	int (*dis_qs_msg)(struct ice_vf *vf, u8 *msg);
 40	int (*request_qs_msg)(struct ice_vf *vf, u8 *msg);
 41	int (*cfg_irq_map_msg)(struct ice_vf *vf, u8 *msg);
 42	int (*config_rss_key)(struct ice_vf *vf, u8 *msg);
 43	int (*config_rss_lut)(struct ice_vf *vf, u8 *msg);
 44	int (*config_rss_hfunc)(struct ice_vf *vf, u8 *msg);
 45	int (*get_stats_msg)(struct ice_vf *vf, u8 *msg);
 46	int (*cfg_promiscuous_mode_msg)(struct ice_vf *vf, u8 *msg);
 47	int (*add_vlan_msg)(struct ice_vf *vf, u8 *msg);
 48	int (*remove_vlan_msg)(struct ice_vf *vf, u8 *msg);
 49	int (*query_rxdid)(struct ice_vf *vf);
 50	int (*get_rss_hena)(struct ice_vf *vf);
 51	int (*set_rss_hena_msg)(struct ice_vf *vf, u8 *msg);
 52	int (*ena_vlan_stripping)(struct ice_vf *vf);
 53	int (*dis_vlan_stripping)(struct ice_vf *vf);
 54	int (*handle_rss_cfg_msg)(struct ice_vf *vf, u8 *msg, bool add);
 55	int (*add_fdir_fltr_msg)(struct ice_vf *vf, u8 *msg);
 56	int (*del_fdir_fltr_msg)(struct ice_vf *vf, u8 *msg);
 57	int (*get_offload_vlan_v2_caps)(struct ice_vf *vf);
 58	int (*add_vlan_v2_msg)(struct ice_vf *vf, u8 *msg);
 59	int (*remove_vlan_v2_msg)(struct ice_vf *vf, u8 *msg);
 60	int (*ena_vlan_stripping_v2_msg)(struct ice_vf *vf, u8 *msg);
 61	int (*dis_vlan_stripping_v2_msg)(struct ice_vf *vf, u8 *msg);
 62	int (*ena_vlan_insertion_v2_msg)(struct ice_vf *vf, u8 *msg);
 63	int (*dis_vlan_insertion_v2_msg)(struct ice_vf *vf, u8 *msg);
 64};
 65
 66#ifdef CONFIG_PCI_IOV
 67void ice_virtchnl_set_dflt_ops(struct ice_vf *vf);
 68void ice_virtchnl_set_repr_ops(struct ice_vf *vf);
 69void ice_vc_notify_vf_link_state(struct ice_vf *vf);
 70void ice_vc_notify_link_state(struct ice_pf *pf);
 71void ice_vc_notify_reset(struct ice_pf *pf);
 72int
 73ice_vc_send_msg_to_vf(struct ice_vf *vf, u32 v_opcode,
 74		      enum virtchnl_status_code v_retval, u8 *msg, u16 msglen);
 75bool ice_vc_isvalid_vsi_id(struct ice_vf *vf, u16 vsi_id);
 76void ice_vc_process_vf_msg(struct ice_pf *pf, struct ice_rq_event_info *event,
 77			   struct ice_mbx_data *mbxdata);
 78#else /* CONFIG_PCI_IOV */
 79static inline void ice_virtchnl_set_dflt_ops(struct ice_vf *vf) { }
 80static inline void ice_virtchnl_set_repr_ops(struct ice_vf *vf) { }
 81static inline void ice_vc_notify_vf_link_state(struct ice_vf *vf) { }
 82static inline void ice_vc_notify_link_state(struct ice_pf *pf) { }
 83static inline void ice_vc_notify_reset(struct ice_pf *pf) { }
 84
 85static inline int
 86ice_vc_send_msg_to_vf(struct ice_vf *vf, u32 v_opcode,
 87		      enum virtchnl_status_code v_retval, u8 *msg, u16 msglen)
 88{
 89	return -EOPNOTSUPP;
 90}
 91
 92static inline bool ice_vc_isvalid_vsi_id(struct ice_vf *vf, u16 vsi_id)
 93{
 94	return false;
 95}
 96
 97static inline void
 98ice_vc_process_vf_msg(struct ice_pf *pf, struct ice_rq_event_info *event,
 99		      struct ice_mbx_data *mbxdata)
100{
101}
102#endif /* !CONFIG_PCI_IOV */
103
104#endif /* _ICE_VIRTCHNL_H_ */