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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#define ICE_DFLT_QUANTA 1024
17#define ICE_MAX_QUANTA_SIZE 4096
18#define ICE_MIN_QUANTA_SIZE 256
19
20#define calc_quanta_desc(x) \
21 max_t(u16, 12, min_t(u16, 63, (((x) + 66) / 132) * 2 + 4))
22
23/* MAC filters: 1 is reserved for the VF's default/perm_addr/LAA MAC, 1 for
24 * broadcast, and 16 for additional unicast/multicast filters
25 */
26#define ICE_MAX_MACADDR_PER_VF 18
27#define ICE_FLEX_DESC_RXDID_MAX_NUM 64
28
29/* VFs only get a single VSI. For ice hardware, the VF does not need to know
30 * its VSI index. However, the virtchnl interface requires a VSI number,
31 * mainly due to legacy hardware.
32 *
33 * Since the VF doesn't need this information, report a static value to the VF
34 * instead of leaking any information about the PF or hardware setup.
35 */
36#define ICE_VF_VSI_ID 1
37
38struct ice_virtchnl_ops {
39 int (*get_ver_msg)(struct ice_vf *vf, u8 *msg);
40 int (*get_vf_res_msg)(struct ice_vf *vf, u8 *msg);
41 void (*reset_vf)(struct ice_vf *vf);
42 int (*add_mac_addr_msg)(struct ice_vf *vf, u8 *msg);
43 int (*del_mac_addr_msg)(struct ice_vf *vf, u8 *msg);
44 int (*cfg_qs_msg)(struct ice_vf *vf, u8 *msg);
45 int (*ena_qs_msg)(struct ice_vf *vf, u8 *msg);
46 int (*dis_qs_msg)(struct ice_vf *vf, u8 *msg);
47 int (*request_qs_msg)(struct ice_vf *vf, u8 *msg);
48 int (*cfg_irq_map_msg)(struct ice_vf *vf, u8 *msg);
49 int (*config_rss_key)(struct ice_vf *vf, u8 *msg);
50 int (*config_rss_lut)(struct ice_vf *vf, u8 *msg);
51 int (*config_rss_hfunc)(struct ice_vf *vf, u8 *msg);
52 int (*get_stats_msg)(struct ice_vf *vf, u8 *msg);
53 int (*cfg_promiscuous_mode_msg)(struct ice_vf *vf, u8 *msg);
54 int (*add_vlan_msg)(struct ice_vf *vf, u8 *msg);
55 int (*remove_vlan_msg)(struct ice_vf *vf, u8 *msg);
56 int (*query_rxdid)(struct ice_vf *vf);
57 int (*get_rss_hena)(struct ice_vf *vf);
58 int (*set_rss_hena_msg)(struct ice_vf *vf, u8 *msg);
59 int (*ena_vlan_stripping)(struct ice_vf *vf);
60 int (*dis_vlan_stripping)(struct ice_vf *vf);
61 int (*handle_rss_cfg_msg)(struct ice_vf *vf, u8 *msg, bool add);
62 int (*add_fdir_fltr_msg)(struct ice_vf *vf, u8 *msg);
63 int (*del_fdir_fltr_msg)(struct ice_vf *vf, u8 *msg);
64 int (*get_offload_vlan_v2_caps)(struct ice_vf *vf);
65 int (*add_vlan_v2_msg)(struct ice_vf *vf, u8 *msg);
66 int (*remove_vlan_v2_msg)(struct ice_vf *vf, u8 *msg);
67 int (*ena_vlan_stripping_v2_msg)(struct ice_vf *vf, u8 *msg);
68 int (*dis_vlan_stripping_v2_msg)(struct ice_vf *vf, u8 *msg);
69 int (*ena_vlan_insertion_v2_msg)(struct ice_vf *vf, u8 *msg);
70 int (*dis_vlan_insertion_v2_msg)(struct ice_vf *vf, u8 *msg);
71 int (*get_qos_caps)(struct ice_vf *vf);
72 int (*cfg_q_tc_map)(struct ice_vf *vf, u8 *msg);
73 int (*cfg_q_bw)(struct ice_vf *vf, u8 *msg);
74 int (*cfg_q_quanta)(struct ice_vf *vf, u8 *msg);
75};
76
77#ifdef CONFIG_PCI_IOV
78void ice_virtchnl_set_dflt_ops(struct ice_vf *vf);
79void ice_virtchnl_set_repr_ops(struct ice_vf *vf);
80void ice_vc_notify_vf_link_state(struct ice_vf *vf);
81void ice_vc_notify_link_state(struct ice_pf *pf);
82void ice_vc_notify_reset(struct ice_pf *pf);
83int
84ice_vc_send_msg_to_vf(struct ice_vf *vf, u32 v_opcode,
85 enum virtchnl_status_code v_retval, u8 *msg, u16 msglen);
86bool ice_vc_isvalid_vsi_id(struct ice_vf *vf, u16 vsi_id);
87void ice_vc_process_vf_msg(struct ice_pf *pf, struct ice_rq_event_info *event,
88 struct ice_mbx_data *mbxdata);
89#else /* CONFIG_PCI_IOV */
90static inline void ice_virtchnl_set_dflt_ops(struct ice_vf *vf) { }
91static inline void ice_virtchnl_set_repr_ops(struct ice_vf *vf) { }
92static inline void ice_vc_notify_vf_link_state(struct ice_vf *vf) { }
93static inline void ice_vc_notify_link_state(struct ice_pf *pf) { }
94static inline void ice_vc_notify_reset(struct ice_pf *pf) { }
95
96static inline int
97ice_vc_send_msg_to_vf(struct ice_vf *vf, u32 v_opcode,
98 enum virtchnl_status_code v_retval, u8 *msg, u16 msglen)
99{
100 return -EOPNOTSUPP;
101}
102
103static inline bool ice_vc_isvalid_vsi_id(struct ice_vf *vf, u16 vsi_id)
104{
105 return false;
106}
107
108static inline void
109ice_vc_process_vf_msg(struct ice_pf *pf, struct ice_rq_event_info *event,
110 struct ice_mbx_data *mbxdata)
111{
112}
113#endif /* !CONFIG_PCI_IOV */
114
115#endif /* _ICE_VIRTCHNL_H_ */
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_ */