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37 /* VERSION info to exchange between VF and PF host. In case VF works with
38 * ND kernel driver, it reads VIRTCHNL_VERSION_MAJOR/MINOR. In
39 * case works with DPDK host, it reads version below. Then VF realize who it
40 * is talking to and use proper language to communicate.
42 #define I40E_DPDK_SIGNATURE ('D' << 24 | 'P' << 16 | 'D' << 8 | 'K')
43 #define I40E_DPDK_VERSION_MAJOR I40E_DPDK_SIGNATURE
44 #define I40E_DPDK_VERSION_MINOR 0
46 /* Default setting on number of VSIs that VF can contain */
47 #define I40E_DEFAULT_VF_VSI_NUM 1
49 #define I40E_DPDK_OFFSET 0x100
51 /* DPDK pf driver specific command to VF */
52 enum virtchnl_ops_dpdk {
54 * Keep some gap between Linux PF commands and
55 * DPDK PF extended commands.
57 I40E_VIRTCHNL_OP_CFG_VLAN_OFFLOAD = VIRTCHNL_OP_VERSION +
59 I40E_VIRTCHNL_OP_CFG_VLAN_PVID,
60 VIRTCHNL_OP_CONFIG_VSI_QUEUES_EXT,
63 /* A structure to support extended info of a receive queue. */
64 struct virtchnl_rxq_ext_info {
69 * A structure to support extended info of queue pairs, an additional field
70 * is added, comparing to original 'struct virtchnl_queue_pair_info'.
72 struct virtchnl_queue_pair_ext_info {
73 /* vsi_id and queue_id should be identical for both rx and tx queues.*/
74 struct virtchnl_txq_info txq;
75 struct virtchnl_rxq_info rxq;
76 struct virtchnl_rxq_ext_info rxq_ext;
80 * A structure to support extended info of VSI queue pairs,
81 * 'struct virtchnl_queue_pair_ext_info' is used, see its original
82 * of 'struct virtchnl_queue_pair_info'.
84 struct virtchnl_vsi_queue_config_ext_info {
86 uint16_t num_queue_pairs;
87 struct virtchnl_queue_pair_ext_info qpair[0];
90 struct virtchnl_vlan_offload_info {
92 uint8_t enable_vlan_strip;
97 * Macro to calculate the memory size for configuring VSI queues
98 * via virtual channel.
100 #define I40E_VIRTCHNL_CONFIG_VSI_QUEUES_SIZE(x, n) \
101 (sizeof(*(x)) + sizeof((x)->qpair[0]) * (n))
104 * I40E_VIRTCHNL_OP_CFG_VLAN_PVID
105 * VF sends this message to enable/disable pvid. If it's
106 * enable op, needs to specify the pvid. PF returns status
109 struct virtchnl_pvid_info {
111 struct i40e_vsi_vlan_pvid_info info;
114 int i40e_pf_host_vf_reset(struct i40e_pf_vf *vf, bool do_hw_reset);
115 void i40e_pf_host_handle_vf_msg(struct rte_eth_dev *dev,
116 uint16_t abs_vf_id, uint32_t opcode,
118 uint8_t *msg, uint16_t msglen);
119 int i40e_pf_host_init(struct rte_eth_dev *dev);
120 int i40e_pf_host_uninit(struct rte_eth_dev *dev);
121 void i40e_notify_vf_link_status(struct rte_eth_dev *dev,
122 struct i40e_pf_vf *vf);
124 #endif /* _I40E_PF_H_ */