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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 I40E_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 enum i40e_pf_vfr_state {
52 I40E_PF_VFR_INPROGRESS = 0,
53 I40E_PF_VFR_COMPLETED = 1,
56 /* DPDK pf driver specific command to VF */
57 enum i40e_virtchnl_ops_dpdk {
59 * Keep some gap between Linux PF commands and
60 * DPDK PF extended commands.
62 I40E_VIRTCHNL_OP_CFG_VLAN_OFFLOAD = I40E_VIRTCHNL_OP_VERSION +
64 I40E_VIRTCHNL_OP_CFG_VLAN_PVID,
65 I40E_VIRTCHNL_OP_CONFIG_VSI_QUEUES_EXT,
68 /* A structure to support extended info of a receive queue. */
69 struct i40e_virtchnl_rxq_ext_info {
74 * A structure to support extended info of queue pairs, an additional field
75 * is added, comparing to original 'struct i40e_virtchnl_queue_pair_info'.
77 struct i40e_virtchnl_queue_pair_ext_info {
78 /* vsi_id and queue_id should be identical for both rx and tx queues.*/
79 struct i40e_virtchnl_txq_info txq;
80 struct i40e_virtchnl_rxq_info rxq;
81 struct i40e_virtchnl_rxq_ext_info rxq_ext;
85 * A structure to support extended info of VSI queue pairs,
86 * 'struct i40e_virtchnl_queue_pair_ext_info' is used, see its original
87 * of 'struct i40e_virtchnl_queue_pair_info'.
89 struct i40e_virtchnl_vsi_queue_config_ext_info {
91 uint16_t num_queue_pairs;
92 struct i40e_virtchnl_queue_pair_ext_info qpair[0];
95 struct i40e_virtchnl_vlan_offload_info {
97 uint8_t enable_vlan_strip;
102 * Macro to calculate the memory size for configuring VSI queues
103 * via virtual channel.
105 #define I40E_VIRTCHNL_CONFIG_VSI_QUEUES_SIZE(x, n) \
106 (sizeof(*(x)) + sizeof((x)->qpair[0]) * (n))
109 * I40E_VIRTCHNL_OP_CFG_VLAN_PVID
110 * VF sends this message to enable/disable pvid. If it's
111 * enable op, needs to specify the pvid. PF returns status
114 struct i40e_virtchnl_pvid_info {
116 struct i40e_vsi_vlan_pvid_info info;
119 int i40e_pf_host_vf_reset(struct i40e_pf_vf *vf, bool do_hw_reset);
120 void i40e_pf_host_handle_vf_msg(struct rte_eth_dev *dev,
121 uint16_t abs_vf_id, uint32_t opcode,
122 __rte_unused uint32_t retval,
123 uint8_t *msg, uint16_t msglen);
124 int i40e_pf_host_init(struct rte_eth_dev *dev);
125 int i40e_pf_host_uninit(struct rte_eth_dev *dev);
127 #endif /* _I40E_PF_H_ */