diff options
Diffstat (limited to 'drivers/net/ethernet/intel/ice/virt/virtchnl.h')
| -rw-r--r-- | drivers/net/ethernet/intel/ice/virt/virtchnl.h | 140 |
1 files changed, 140 insertions, 0 deletions
diff --git a/drivers/net/ethernet/intel/ice/virt/virtchnl.h b/drivers/net/ethernet/intel/ice/virt/virtchnl.h new file mode 100644 index 000000000000..71bb456e2d71 --- /dev/null +++ b/drivers/net/ethernet/intel/ice/virt/virtchnl.h @@ -0,0 +1,140 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* Copyright (C) 2022, Intel Corporation. */ + +#ifndef _ICE_VIRTCHNL_H_ +#define _ICE_VIRTCHNL_H_ + +#include <linux/types.h> +#include <linux/bitops.h> +#include <linux/if_ether.h> +#include <linux/avf/virtchnl.h> +#include "ice_vf_lib.h" + +/* Restrict number of MAC Addr and VLAN that non-trusted VF can programmed */ +#define ICE_MAX_VLAN_PER_VF 8 + +#define ICE_DFLT_QUANTA 1024 +#define ICE_MAX_QUANTA_SIZE 4096 +#define ICE_MIN_QUANTA_SIZE 256 + +#define calc_quanta_desc(x) \ + max_t(u16, 12, min_t(u16, 63, (((x) + 66) / 132) * 2 + 4)) + +/* MAC filters: 1 is reserved for the VF's default/perm_addr/LAA MAC, 1 for + * broadcast, and 16 for additional unicast/multicast filters + */ +#define ICE_MAX_MACADDR_PER_VF 18 +#define ICE_FLEX_DESC_RXDID_MAX_NUM 64 + +/* Priority to be compared against previous priority from the pipe */ +#define ICE_RXDID_PRIO 0x03 + +/* VFs only get a single VSI. For ice hardware, the VF does not need to know + * its VSI index. However, the virtchnl interface requires a VSI number, + * mainly due to legacy hardware. + * + * Since the VF doesn't need this information, report a static value to the VF + * instead of leaking any information about the PF or hardware setup. + */ +#define ICE_VF_VSI_ID 1 + +struct ice_virtchnl_ops { + int (*get_ver_msg)(struct ice_vf *vf, u8 *msg); + int (*get_vf_res_msg)(struct ice_vf *vf, u8 *msg); + void (*reset_vf)(struct ice_vf *vf); + int (*add_mac_addr_msg)(struct ice_vf *vf, u8 *msg); + int (*del_mac_addr_msg)(struct ice_vf *vf, u8 *msg); + int (*cfg_qs_msg)(struct ice_vf *vf, u8 *msg); + int (*ena_qs_msg)(struct ice_vf *vf, u8 *msg); + int (*dis_qs_msg)(struct ice_vf *vf, u8 *msg); + int (*request_qs_msg)(struct ice_vf *vf, u8 *msg); + int (*cfg_irq_map_msg)(struct ice_vf *vf, u8 *msg); + int (*config_rss_key)(struct ice_vf *vf, u8 *msg); + int (*config_rss_lut)(struct ice_vf *vf, u8 *msg); + int (*config_rss_hfunc)(struct ice_vf *vf, u8 *msg); + int (*get_stats_msg)(struct ice_vf *vf, u8 *msg); + int (*cfg_promiscuous_mode_msg)(struct ice_vf *vf, u8 *msg); + int (*add_vlan_msg)(struct ice_vf *vf, u8 *msg); + int (*remove_vlan_msg)(struct ice_vf *vf, u8 *msg); + int (*query_rxdid)(struct ice_vf *vf); + int (*get_rss_hashcfg)(struct ice_vf *vf); + int (*set_rss_hashcfg)(struct ice_vf *vf, u8 *msg); + int (*ena_vlan_stripping)(struct ice_vf *vf); + int (*dis_vlan_stripping)(struct ice_vf *vf); + int (*handle_rss_cfg_msg)(struct ice_vf *vf, u8 *msg, bool add); + int (*add_fdir_fltr_msg)(struct ice_vf *vf, u8 *msg); + int (*del_fdir_fltr_msg)(struct ice_vf *vf, u8 *msg); + int (*get_offload_vlan_v2_caps)(struct ice_vf *vf); + int (*add_vlan_v2_msg)(struct ice_vf *vf, u8 *msg); + int (*remove_vlan_v2_msg)(struct ice_vf *vf, u8 *msg); + int (*ena_vlan_stripping_v2_msg)(struct ice_vf *vf, u8 *msg); + int (*dis_vlan_stripping_v2_msg)(struct ice_vf *vf, u8 *msg); + int (*ena_vlan_insertion_v2_msg)(struct ice_vf *vf, u8 *msg); + int (*dis_vlan_insertion_v2_msg)(struct ice_vf *vf, u8 *msg); + int (*get_qos_caps)(struct ice_vf *vf); + int (*cfg_q_tc_map)(struct ice_vf *vf, u8 *msg); + int (*cfg_q_bw)(struct ice_vf *vf, u8 *msg); + int (*cfg_q_quanta)(struct ice_vf *vf, u8 *msg); + int (*get_ptp_cap)(struct ice_vf *vf, + const struct virtchnl_ptp_caps *msg); + int (*get_phc_time)(struct ice_vf *vf); +}; + +#ifdef CONFIG_PCI_IOV +void ice_virtchnl_set_dflt_ops(struct ice_vf *vf); +void ice_virtchnl_set_repr_ops(struct ice_vf *vf); +void ice_vc_notify_vf_link_state(struct ice_vf *vf); +void ice_vc_notify_link_state(struct ice_pf *pf); +void ice_vc_notify_reset(struct ice_pf *pf); +int +ice_vc_send_msg_to_vf(struct ice_vf *vf, u32 v_opcode, + enum virtchnl_status_code v_retval, u8 *msg, u16 msglen); +bool ice_vc_isvalid_vsi_id(struct ice_vf *vf, u16 vsi_id); +void ice_vc_process_vf_msg(struct ice_pf *pf, struct ice_rq_event_info *event, + struct ice_mbx_data *mbxdata); +void ice_vf_ena_rxq_interrupt(struct ice_vsi *vsi, u32 q_idx); +void ice_vf_ena_txq_interrupt(struct ice_vsi *vsi, u32 q_idx); +int ice_vf_ena_vlan_promisc(struct ice_vf *vf, struct ice_vsi *vsi, + struct ice_vlan *vlan); +bool ice_is_vlan_promisc_allowed(struct ice_vf *vf); +#else /* CONFIG_PCI_IOV */ +static inline void ice_virtchnl_set_dflt_ops(struct ice_vf *vf) { } +static inline void ice_virtchnl_set_repr_ops(struct ice_vf *vf) { } +static inline void ice_vc_notify_vf_link_state(struct ice_vf *vf) { } +static inline void ice_vc_notify_link_state(struct ice_pf *pf) { } +static inline void ice_vc_notify_reset(struct ice_pf *pf) { } +static inline void ice_vf_ena_rxq_interrupt(struct ice_vsi *vsi, u32 q_idx) { } +static inline void ice_vf_ena_txq_interrupt(struct ice_vsi *vsi, u32 q_idx) { } + +static inline int ice_vf_ena_vlan_promisc(struct ice_vf *vf, + struct ice_vsi *vsi, + struct ice_vlan *vlan) +{ + return -EOPNOTSUPP; +} + +static inline bool ice_is_vlan_promisc_allowed(struct ice_vf *vf) +{ + return false; +} + +static inline int +ice_vc_send_msg_to_vf(struct ice_vf *vf, u32 v_opcode, + enum virtchnl_status_code v_retval, u8 *msg, u16 msglen) +{ + return -EOPNOTSUPP; +} + +static inline bool ice_vc_isvalid_vsi_id(struct ice_vf *vf, u16 vsi_id) +{ + return false; +} + +static inline void +ice_vc_process_vf_msg(struct ice_pf *pf, struct ice_rq_event_info *event, + struct ice_mbx_data *mbxdata) +{ +} +#endif /* !CONFIG_PCI_IOV */ + +#endif /* _ICE_VIRTCHNL_H_ */ |